Tag Archives: good chain

China Good quality Pulling Winch Lever Hoist 1.5 Ton Chain Pulley Block pulley assembly

Product Description

Heavy duty 0.25 ton-20ton Chain block & lever hoist
1.Capacity:0.25t-20t
2.Standard height:1-3m
3.Have certificate of CE
4. One year gurantee.
HSZ-A(B)& HS & HSH-VT Type chain block& Lever block:

Capacity from 0.25T to 20T.
Bearings inside load chain sprocket increase mechanical efficiency
Chain guides provide smooth chain operation.
lightweight steel construction with durable powder coat finish.
Drop forged hooks and hook holders, heat treated to ensure the safety and durability.
Gear assembly provide smooth operation by little hand efforts.
*T80 grade high tensile lifting chain make more effective.
Chain Block & Lever Block technical parameter:

Model		HSZ-0.5	HSZ-1.0	HSZ-1.5	HSZ-2.0	HSZ -3.0	HSZ-5.0	HSZ-10.0	HSZ-20.0
Capacity (TON)		0.5T	1T	1.5T	2T	3T	5T	3T	3T
Standard Lifting Height(M)		3	3	2.5	3	3	3	3	3
Running test load (KN)		6.3	12.5	18.8	25	37.5	62.5	125	250
Effort required to lift max. load (N)		231	309	320	360	340	414	414	828
No. of chain strand		1	1	1	1	2	2	4	8
Load Chain Dia.(MM)		6	6	8	8	8	10	10	10
Net.weight(KG)		9	11	17	18	24	41	72	164
Dimensions (MM)	A	131	140	161	161	161	186	207	215
	B	127	158	174	187	199	253	398	650
	C	270	317	399	414	465	636	798	890

For More Kinds of Lifting Products Choice Show:

Our After-sale Services-- within 24 Hours:
(1)....Before--Sale Service :
01..Quality Control: Strictly Production Request base on signed contract ;
02..Delivery Time: Guarantee within contracted delivery time ;
03..Photos: Send photos to our customer after finish production and packing ;
04..Packing Details:Give complete packing size table to our customer;
05..Brand: Respect our customers' advice to use our customers' own brand & logo ;
06..Documents:Provide high efficiency service to post you all required customs clearance documents by DHL or TNT .

(2)....After--Sale Service :
01..Reply : Fast reply all your questions on line or by email or by telephone ;
02..Quality Problems:Our factory is responsible for any problems if it is resulted by our reasons (Such as give you free new parts to repair it or give enough some compensation cost to you) ;
03..Safe Operating: Pls remind your customers to respect our Operating Manual to operate our machine rightly, to guarantee Safe when operate our machine. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application:	Double Beam Crane, Gantry Crane, Bridge Crane, Tower Crane, Single Grinder Crane, Lifting Platform, Small Crane
Type:	Chain Hoist
Sling Type:	Chain

Samples:	US$ 1/Piece 1 Piece(Min.Order) \| Order Sample

Customization:	Available \| Customized Request

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

winch pulley

How are winch pulleys integrated into industrial and construction equipment?

In industrial and construction equipment, winch pulleys are commonly integrated to provide lifting and pulling capabilities. Here is a detailed explanation:

Winch pulleys are versatile components that can be integrated into various types of industrial and construction equipment to enhance their functionality and efficiency. They are typically used in conjunction with winches, cables, and ropes to facilitate the movement of heavy loads, provide mechanical advantage, and enable controlled lifting or pulling operations. The integration of winch pulleys into industrial and construction equipment can be seen in the following applications:

Cranes and Hoists: Winch pulleys play a crucial role in cranes and hoists, enabling the lifting and lowering of heavy loads. They are often mounted at strategic points within the crane or hoist system, allowing the cables or ropes to change direction and provide the necessary mechanical advantage. Winch pulleys help distribute the load, reduce the effort required, and ensure smooth and controlled movement of the lifted loads.
Material Handling Equipment: In industrial settings, winch pulleys are integrated into material handling equipment such as forklifts, conveyor systems, and overhead cranes. They assist in moving materials, goods, or components within factories, warehouses, or construction sites. Winch pulleys are used to guide and redirect cables or ropes, enabling precise positioning and efficient transfer of loads.
Construction Machinery: Winch pulleys are commonly found in construction machinery, including excavators, bulldozers, and backhoes. They are utilized for tasks such as lifting heavy objects, pulling loads, or operating attachments. Winch pulleys allow the machinery to exert greater force, improve control, and perform tasks that require substantial power or precision.
Vehicle Recovery Systems: Winch pulleys are essential components in vehicle recovery systems, such as those used in off-road vehicles, tow trucks, or recovery vehicles. They are used to redirect the winch cable's direction, providing a mechanical advantage and facilitating the safe recovery of stuck or immobilized vehicles. Winch pulleys help distribute the load and increase pulling capacity, allowing for effective vehicle extraction.
Elevators and Lifts: Winch pulleys are integral to elevators and lifts, ensuring smooth and controlled vertical movement. They are used to guide and redirect the cables or ropes connected to the elevator car or lift platform. Winch pulleys help distribute the load evenly, minimize friction, and provide the necessary mechanical advantage to transport people or goods between different levels.
Tensioning and Rigging Systems: Winch pulleys are employed in tensioning and rigging systems used in construction, bridge building, and other structural projects. They assist in applying tension to cables or ropes, adjusting the tension levels, and maintaining stability and safety in various applications. Winch pulleys in tensioning systems help distribute the load evenly and ensure proper alignment and tensioning of cables.

The integration of winch pulleys into industrial and construction equipment requires careful engineering and consideration of factors such as load capacity, operational requirements, safety regulations, and environmental conditions. Manufacturers of industrial and construction equipment design and incorporate winch pulleys into their machinery to provide reliable and efficient lifting and pulling solutions for a wide range of applications.

winch pulley

Can winch pulleys withstand harsh environmental conditions?

Winch pulleys are designed to withstand various environmental conditions encountered in marine and boating applications. Here is a detailed explanation:

Winch pulleys are typically constructed using durable materials that are chosen for their strength, corrosion resistance, and ability to withstand harsh environmental conditions. While the specific capabilities of winch pulleys may vary depending on their design, quality, and intended use, they are generally built to endure the following challenging conditions:

Corrosion Resistance: Winch pulleys are often exposed to corrosive environments, such as saltwater or high humidity. To combat corrosion, many winch pulleys are made from materials like stainless steel, aluminum, or high-quality plastics that are resistant to rust and degradation. These materials help ensure the longevity and performance of winch pulleys in marine and boating applications.
UV Resistance: Winch pulleys used in open-air or exposed locations are designed to withstand ultraviolet (UV) radiation from the sun. UV-resistant coatings or materials are applied to protect the pulleys from sun damage, such as fading, cracking, or degradation. This UV resistance helps maintain the structural integrity and functionality of winch pulleys over extended periods of exposure to sunlight.
Extreme Temperatures: Winch pulleys are engineered to operate in a wide range of temperatures. They are designed to withstand both high and low temperature extremes without compromising their functionality. The materials used in winch pulleys are selected to remain stable and perform optimally within the expected temperature ranges encountered in marine and boating environments.
Water Resistance: Winch pulleys are often exposed to water, whether from rain, splashing, or immersion. They are designed with features that provide water resistance and prevent water intrusion into critical components. Sealed bearings, water-resistant seals, and protective coatings help ensure that winch pulleys continue to operate smoothly and reliably even in wet conditions.
Vibration and Shock Resistance: Winch pulleys may experience vibrations and shocks during operation, especially in rough sea conditions or when subjected to heavy loads. To withstand these dynamic forces, winch pulleys are designed with robust construction and components that can absorb shocks and minimize vibrations. This helps prevent premature wear, damage, or failure of the winch pulleys.
Chemical Resistance: In certain marine and boating applications, winch pulleys may come into contact with chemicals, fuels, or cleaning agents. To ensure their durability, winch pulleys are often made from materials that exhibit resistance to common chemicals and solvents. This chemical resistance helps protect the pulleys from damage or degradation when exposed to potentially corrosive substances.

While winch pulleys are built to withstand harsh environmental conditions, it is important to note that their performance and durability can still be influenced by the severity and duration of exposure. Regular maintenance, cleaning, and following the manufacturer's guidelines for usage and storage can help maximize the lifespan and reliability of winch pulleys in demanding marine and boating environments.

winch pulley

How does a winch pulley contribute to the operation of winches?

A winch pulley plays a crucial role in the operation of winches by providing mechanical advantage and versatility. Here is a detailed explanation of how a winch pulley contributes to the operation of winches:

Mechanical Advantage: One of the key contributions of a winch pulley is providing mechanical advantage. By redirecting the winch cable or rope through the grooved sheave of the pulley block, the pulley effectively multiplies the pulling force exerted by the winch. This mechanical advantage allows winches to exert greater force, making it easier to move or lift heavy loads. The pulley block distributes the load over multiple lines, reducing the strain on the winch and increasing the overall pulling capacity. This is particularly useful in situations where the load is exceptionally heavy or when additional pulling power is required.
Directional Control: Another important contribution of a winch pulley is its ability to change the direction of the pulling force. By attaching the pulley block to an anchor or a fixed point and routing the cable or rope through the sheave, the winch can pull the load from a different angle. This versatility allows for more efficient and controlled winching operations, especially in situations where a direct line of pull is not possible or when the load needs to be guided around obstacles. The winch pulley enables winches to adapt to various scenarios and provides flexibility in achieving the desired pulling direction.
Load Distribution: Winch pulleys also contribute to load distribution during winching operations. By distributing the load over multiple lines, the pulley block helps to evenly distribute the weight and forces involved. This can prevent excessive stress and strain on the winch and other components, promoting more balanced and controlled lifting or pulling of the load. Load distribution is particularly important when dealing with heavy or unevenly distributed loads, as it helps maintain stability and reduces the risk of overload or equipment failure.
Increased Reach: In certain winching scenarios, a winch pulley can extend the effective reach of the winch. By using the pulley block to change the direction of the pulling force, the winch can effectively reach locations that are not directly accessible. This can be advantageous when performing winching operations in confined spaces, over obstacles, or in situations where a straight-line pull is not feasible. The winch pulley expands the operational range of the winch, enhancing its versatility and enabling it to tackle a wider range of tasks.
Safety and Control: Winch pulleys contribute to the overall safety and control of winching operations. By providing mechanical advantage and load distribution, they help prevent excessive strain on the winch and other components, reducing the risk of equipment failure or damage. The ability to change the direction of the pulling force also enhances control and maneuverability, allowing operators to guide the load more precisely and avoid potential hazards. The use of winch pulleys promotes safer and more controlled winching operations, minimizing the risk of accidents or injuries.

In summary, a winch pulley contributes to the operation of winches by providing mechanical advantage, directional control, load distribution, increased reach, and improved safety and control. It multiplies the pulling force, offers versatility in pulling directions, evenly distributes the load, extends the reach of the winch, and enhances overall safety and control during winching operations. Winch pulleys are essential components that enhance the capabilities and effectiveness of winches in various applications, from off-road recovery to industrial lifting and pulling tasks.

China Good quality Pulling Winch Lever Hoist 1.5 Ton Chain Pulley Block pulley assembly
editor by CX

2024-05-14

China Good quality Pulling Winch Lever Hoist 1.5 Ton Chain Pulley Block belt pulley

Product Description

Heavy duty 0.25 ton-20ton Chain block & lever hoist
1.Capacity:0.25t-20t
2.Standard height:1-3m
3.Have certificate of CE
4. One year gurantee.
HSZ-A(B)& HS & HSH-VT Type chain block& Lever block:

Capacity from 0.25T to 20T.
Bearings inside load chain sprocket increase mechanical efficiency
Chain guides provide smooth chain operation.
lightweight steel construction with durable powder coat finish.
Drop forged hooks and hook holders, heat treated to ensure the safety and durability.
Gear assembly provide smooth operation by little hand efforts.
*T80 grade high tensile lifting chain make more effective.
Chain Block & Lever Block technical parameter:

Model		HSZ-0.5	HSZ-1.0	HSZ-1.5	HSZ-2.0	HSZ -3.0	HSZ-5.0	HSZ-10.0	HSZ-20.0
Capacity (TON)		0.5T	1T	1.5T	2T	3T	5T	3T	3T
Standard Lifting Height(M)		3	3	2.5	3	3	3	3	3
Running test load (KN)		6.3	12.5	18.8	25	37.5	62.5	125	250
Effort required to lift max. load (N)		231	309	320	360	340	414	414	828
No. of chain strand		1	1	1	1	2	2	4	8
Load Chain Dia.(MM)		6	6	8	8	8	10	10	10
Net.weight(KG)		9	11	17	18	24	41	72	164
Dimensions (MM)	A	131	140	161	161	161	186	207	215
	B	127	158	174	187	199	253	398	650
	C	270	317	399	414	465	636	798	890

For More Kinds of Lifting Products Choice Show:

Application:	Double Beam Crane, Gantry Crane, Bridge Crane, Tower Crane, Single Grinder Crane, Lifting Platform, Small Crane
Type:	Chain Hoist
Sling Type:	Chain

Samples:	US$ 1/Piece 1 Piece(Min.Order) \| Order Sample

Customization:	Available \| Customized Request

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

winch pulley

What maintenance procedures are required to keep winch pulleys in good condition?

To keep winch pulleys in good condition and ensure their optimal performance, several maintenance procedures should be followed. Here is a detailed explanation:

Regular maintenance is essential for the longevity, reliability, and safe operation of winch pulleys. By performing the following maintenance procedures, you can keep winch pulleys in good condition:

Cleaning: Regularly clean the winch pulleys to remove dirt, debris, and other contaminants that can accumulate over time. Use a soft brush or cloth to gently scrub the pulleys and remove any buildup. Pay special attention to the grooves, sheaves, and bearing areas. Avoid using harsh chemicals that can damage the pulleys or compromise their integrity.
Inspection: Conduct thorough inspections of the winch pulleys to identify any signs of wear, damage, or defects. Look for cracks, corrosion, bent or broken parts, or excessive wear on the sheaves or bearings. Check the cables, ropes, or straps for fraying, kinks, or signs of weakening. If any issues are detected, repair or replace the affected components promptly.
Lubrication: Apply appropriate lubrication to the winch pulleys to ensure smooth and efficient operation. Use lubricants recommended by the manufacturer, such as silicone-based or synthetic lubricants. Apply the lubricant to the bearing surfaces, sheaves, and other moving parts as per the manufacturer's guidelines. Avoid over-lubrication, as it can attract dirt and debris.
Bearing Maintenance: Winch pulleys often have bearings that require maintenance. Check the manufacturer's recommendations for bearing maintenance intervals and procedures. Clean and inspect the bearings regularly, and replace them if signs of wear or damage are present. Ensure that the bearings are properly lubricated to reduce friction and maintain their performance.
Alignment: Check the alignment of the winch pulleys to ensure they are properly aligned with the cables, ropes, or straps. Misalignment can cause premature wear, increased friction, and reduced efficiency. Adjust the pulleys as necessary to ensure proper alignment and smooth operation.
Load Testing: Periodically perform load testing to verify the load capacity and performance of the winch pulleys. Follow the manufacturer's guidelines for load testing procedures and use appropriate equipment to apply controlled loads. Load testing helps identify any potential issues with the pulleys and ensures they can safely handle the intended loads.
Storage: If winch pulleys are not in use for an extended period, store them in a clean and dry environment. Protect them from moisture, extreme temperatures, and corrosive substances. Consider using protective covers or storage containers to prevent dust accumulation and potential damage during storage.
Manufacturer's Recommendations: Always refer to the manufacturer's recommendations and guidelines for specific maintenance procedures and intervals. Different winch pulleys may have unique maintenance requirements or specific considerations. Adhering to the manufacturer's instructions ensures that the maintenance procedures are appropriate for the particular winch pulleys being used.

By following these maintenance procedures, you can keep winch pulleys in optimal condition, prolong their lifespan, and ensure safe and reliable operation. Regular maintenance not only enhances the performance of winch pulleys but also helps prevent potential failures or accidents during lifting and pulling operations.

winch pulley

What are the advantages of using winch pulleys for lifting and pulling tasks?

Using winch pulleys for lifting and pulling tasks offers several advantages. Here is a detailed explanation of the advantages of using winch pulleys:

Mechanical Advantage: Winch pulleys provide a mechanical advantage that enables users to multiply the force applied by the winch. By changing the direction of the force and utilizing multiple wraps of the cable or rope around the pulley sheave, winch pulleys effectively increase the pulling power or load-bearing capacity of the winch. This allows for the lifting or pulling of heavier loads that would otherwise exceed the winch's rated capacity.
Flexibility: Winch pulleys offer flexibility in terms of the direction in which the force is applied. They allow for changes in the pulling direction, making it possible to maneuver loads around obstacles or to reach locations that are not directly accessible by the winch. This flexibility is particularly useful in confined spaces or challenging environments where direct pulling is not feasible.
Load Control: Winch pulleys enable precise load control during lifting and pulling tasks. By utilizing the pulley system, operators can apply gradual and controlled force, preventing sudden jolts or jerks that could damage the load or compromise safety. The ability to regulate the speed and tension of the cable or rope enhances load control and minimizes the risk of accidents or damage to the surrounding environment.
Safety: Winch pulleys enhance safety during lifting and pulling operations. They allow for greater control over the load and reduce the risk of sudden or uncontrolled movements. The mechanical advantage provided by winch pulleys also reduces the strain on the winch motor, cable, and other components, increasing overall system safety and longevity. Furthermore, winch pulleys can be used to redirect the pulling force away from operators or bystanders, ensuring a safer working environment.
Versatility: Winch pulleys are versatile tools that can be used in a wide range of applications and industries. They are compatible with various types of winches, cables, and ropes, offering flexibility in terms of equipment selection and adaptability to different tasks. Winch pulleys can be employed in automotive recovery, marine operations, construction, mining, forestry, and many other sectors where lifting, pulling, and load control are required.
Efficiency: The use of winch pulleys enhances operational efficiency. By increasing the load-bearing capacity of the winch, winch pulleys allow for the handling of heavier loads with fewer resources. This reduces the need for larger, more powerful winch systems and can result in cost savings. The precise load control provided by winch pulleys also improves productivity by enabling operators to perform tasks accurately and efficiently.

Overall, the advantages of using winch pulleys for lifting and pulling tasks include mechanical advantage, flexibility, load control, safety, versatility, and efficiency. These benefits make winch pulleys indispensable tools in various industries where controlled and reliable lifting and pulling operations are essential.

winch pulley

What is a winch pulley, and how is it used in winching systems?

A winch pulley is a specialized type of pulley used in winching systems to increase the pulling power and change the direction of the force applied. Here is a detailed explanation of what a winch pulley is and how it is used in winching systems:

A winch pulley, also known as a snatch block or a pulley block, is a device that consists of a grooved wheel or sheave mounted on a frame or housing. The sheave has a V-shaped groove or multiple grooves that guide the winch cable or rope. The frame of the pulley block typically includes a hook or an attachment point for connecting to an anchor or a load.

In winching systems, a winch pulley is used to increase the pulling power and change the direction of the force exerted by the winch. When the winch cable or rope passes through the grooved sheave of the pulley block, it changes the line of pull and multiplies the pulling force. This mechanical advantage allows the winch to exert greater force, making it easier to move or lift heavy loads.

The primary purpose of using a winch pulley in a winching system is to achieve a higher pulling capacity than what the winch alone can provide. By redirecting the cable or rope through the pulley block, the load can be distributed over two or more lines, effectively reducing the strain on the winch and increasing the overall pulling capacity. This is particularly useful in situations where the load is exceptionally heavy or when additional pulling power is required.

Furthermore, a winch pulley can be used to change the direction of the pulling force. By attaching the pulley block to an anchor or a fixed point and routing the cable or rope through the sheave, the winch can pull the load from a different angle. This versatility allows for more efficient and controlled winching operations, especially in situations where a direct line of pull is not possible or when the load needs to be guided around obstacles.

Winch pulleys are designed to be strong, durable, and able to withstand the high forces and loads encountered in winching operations. They are commonly made from robust materials such as steel or high-strength alloys to ensure reliability and safety during heavy-duty applications.

In summary, a winch pulley is a specialized pulley used in winching systems to increase pulling power and change the direction of the force applied. It provides a mechanical advantage by redistributing the load and multiplying the pulling force, making it easier to move heavy loads and navigate challenging winching scenarios.

China Good quality Pulling Winch Lever Hoist 1.5 Ton Chain Pulley Block belt pulley
editor by CX

2024-03-03

China OEM 0.5-50 Ton Manual Chain Block Chain Pulley Pulley Hoist Block for Best Price (HSZ-V) with Good quality

Product Description

HSZ-V Giant Lift 0.5-50 Tons Heavy Duty Manual Chain Hosit with Hook

Product Description

Chain Block is suitable for small equipment and goods of short distance lifting, lifting weight is generally not more than 50T. The material of the hand gourd is high quality alloy steel, strong wear resistance, high safety performance.
The HSZ series chain block is a portable lifting device easily operated by hand chain, it is applicable for use in factory, mines, farms, construction sites, wharves, docks and warehouses for installation of equipment, as well as for loading and unloading goods. It is have special advantage for lifting work in open air grounds and places where no electric power supply is available.
The chain block can be attached to a trolley of any type as traveling chain block. It is suitable to monorail overhead conveying system, hand traveling crane and jib cranes.

Product Feature:

1. Small size, light weight and easy to carry
2. All steel construction-impact resistant covers that provide durability and protection.
3. Unique curling design-this feature enables the hand chain to successfully feed directlyinto the wheel sprocket from many directions and angles.
4. Grade 80 load chain-grade 80 black oxide coated load chain for durability.
5. Forged alloy steel hooks- industrial rated hooks rotate 360 degrees for easy rigging.Hooks slowly stretch to indicate an overload situation increasing jobsite safety.
6. Sealed roller bearings-greatly improving performance and serve life of the product.
7. Certification-load tested to 150% of capacity with certificate.
8. Steady rotation, light hand pulling force
9. Double pawl
10. With CE approved
11. The overhead trolley is optional

Product Parameters

HSZ
Model	HSZ-0.5	HSZ-1	HSZ-1.5	HSZ-2	HSZ-3	HSZ-5	HSZ-10	HSZ-20
Capacity(t)	0.5	1	1.5	2	3	5	10	20
Standard lift(m)	2.5	2.5	2.5	2.5	3	3	3	3
Effort required to lift max.load	170	340	390	340	390	420	420	420x2
No.of columns of load chain	1	1	1	2	2	2	4	8
Load chain dia.(mm)	6	6	8	6	8	10	10	10
Net weight(kg)	9.5	9.5	15	12.5	22.5	36	68	150
Extra weight per meter of extra lift(kg)	1.7	1.7	2.3	2.5	3.7	5.3	9.7	19.4

HSZ-A
Model	HSZ-0.5A	HSZ-1A	HSZ-1.5A	HSZ-2A	HSZ-3A	HSZ-5A	HSZ-10A	HSZ-20A	HSZ-30A	HSZ-50A
Capacity(t)	0.5	1	1.5	2	3	5	10	20	30	50
Standard lift(m)	2.5	2.5	2.5	2.5	3	3	3	3	3	3
Effort required to lift max.load	231	309	320	360	340	414	414	414x2	414x2	414x2
No.of columns of load chain	1	1	1	2	2	2	4	8	12	22
Load chain dia.(mm)	5	6.3	7	8	7	9	9	9	9	9
Net weight(kg)	10	12	18.5	20	27	45.5	83	193	220	1092
Extra weight per meter of extra lift(kg)	1.7	1.7	2.3	2.3	3.7	5.6	9.7	19.4	26.4	48.4

HSZ-B
Model	HSZ-0.5B	HSZ-1B	HSZ-1.5B	HSZ-2B	HSZ-3B	HSZ-5B	HSZ-10B	HSZ-20B
Capacity(t)	0.5	1	1.5	2	3	5	10	20
Standard lift(m)	2.5	2.5	2.5	2.5	3	3	3	3
Effort required to lift max.load	170	340	390	340	390	420	420	420x2
No.of columns of load chain	1	1	1	2	2	2	4	8
Load chain dia.(mm)	6	6	8	6	8	10	10	10
Net weight(kg)	9.5	9.5	15	12.5	22.5	36	68	150
Extra weight per meter of extra lift(kg)	1.7	1.7	2.3	2.5	3.7	5.3	9.7	19.4

HSZ-V
Model	HSZ-0.5V	HSZ-1V	HSZ-1.5V	HSZ-2V	HSZ-3V	HSZ-5V	HSZ-10V	HSZ-20V	HSZ-30V	HSZ-50V
Capacity(t)	0.5	1	1.5	2	3	5	10	20	30	50
Standard lift(m)	2.5	2.5	2.5	2.5	3	3	3	3	3	3
Effort required to lift max.load	231	309	320	360	340	414	414	414x2	414x2	414x2
No.of columns of load chain	1	1	1	2	2	2	4	8	12	22
Load chain dia.(mm)	6	6	8	8	8	10	10	10	10	10
Net weight(kg)	10	12	18.5	20	27	45.5	83	193	220	1092
Extra weight per meter of extra lift(kg)	1.7	1.7	2.3	2.3	3.7	5.6	9.7	19.4	26.4	48.4

HSZ-K
Model			HSZ-K
Capacity		T	0.5	1	1.5	2	3	5	10
Standard lift		M	2.5	2.5	2.5	3	3	3	3
Running test		T	0.75	1.5	2.25	3	4.5	7.5	15
Effort required to lift max.load		N	240	250	265	335	363	360	380
No.of FALLS of load chain			1	1	1	1	1	2	4
Load chain dia.(mm)		mm	5	6	7.1	8	10	9	9
Dimensions	A	mm	132	151	173	175	176	189	189
	B	mm	148	172	196	210	230	280	463
	C	mm	28	32	36	36	46	46	57
	H	mm	354	376	442	470	565	688	765
Net weight(kg)		kg	11	12.5	17.8	19.5	29	41.3	78.5
Packing(LxWxH)		mm	240x190x180	280x210x210	340x260x200	340x260x200	340x260x200	410x320x240	480x420x185

HSZ-M
Model		HSZ-M0.25T	HSZ-M0.5T
Rated load(t)		0.25	0.5
Standard lift height(m)		2.5	2.5
Hand-pull to lift(N)		120	120
Test load(kg)		375	375
Size(N)		4x12	4x120
N.W(kg)		3.3	4
G.W(kg)		3.5	4.1
Extra weight for 1 meter chain added(kg/m)		0.341	0.341
Dimensions(mm)	A	96	96
	B	105	110
	C	25	25
	Hmin	268	268
	E	104	104

How to use the pulley system

Using a pulley system is a great way to move things around your home, but how do you use a pulley system? Let's look at the basic equations that describe a pulley system, the types of pulleys, and some safety considerations when using pulleys. Here are some examples. Don't worry, you'll find all the information you need in 1 place!
pulley

Basic equations of pulley systems

The pulley system consists of pulleys and chords. When the weight of the load is pulled through the rope, it slides through the groove and ends up on the other side. When the weight moves, the applied force must travel nx distance. The distance is in meters. If there are 4 pulleys, the distance the rope will travel will be 2x24. If there are n pulleys, the distance traveled by the weight will be 2n - 1.
The mechanical advantage of the pulley system increases with distance. The greater the distance over which the force is applied, the greater the leverage of the system. For example, if a set of pulleys is used to lift the load, 1 should be attached to the load and the other to the stand. The load itself does not move. Therefore, the distance between the blocks must be shortened, and the length of the line circulating between the pulleys must be shortened.
Another way to think about the acceleration of a pulley system is to think of ropes and ropes as massless and frictionless. Assuming the rope and pulley are massless, they should have the same magnitude and direction of motion. However, in this case the quality of the string is a variable that is not overdone. Therefore, the tension vector on the block is labeled with the same variable name as the pulley.
The calculation of the pulley system is relatively simple. Five mechanical advantages of the pulley system can be found. This is because the number of ropes supporting the load is equal to the force exerted on the ropes. When the ropes all move in the same direction, they have 2 mechanical advantages. Alternatively, you can use a combination of movable and fixed pulleys to reduce the force.
When calculating forces in a pulley system, you can use Newton's laws of motion. Newton's second law deals with acceleration and force. The fourth law tells us that tension and gravity are in equilibrium. This is useful if you need to lift heavy objects. The laws of motion help with calculations and can help you better understand pulley systems.
pulley

Types of pulleys

Different types of pulleys are commonly used for various purposes, including lifting. Some pulleys are flexible, which means they can move freely around a central axis and can change the direction of force. Some are fixed, such as hinges, and are usually used for heavier loads. Others are movable, such as coiled ropes. Whatever the purpose, pulleys are very useful in raising and lowering objects.
Pulleys are common in many different applications, from elevators and cargo lift systems to lights and curtains. They are also used in sewing machine motors and sliding doors. Garage and patio doors are often equipped with pulleys. Rock climbers use a pulley system to climb rocks safely. These pulley systems have different types of pinions that allow them to balance weight and force direction.
The most common type of pulley is the pulley pulley system. The pulley system utilizes mechanical advantages to lift weight. Archimedes is thought to have discovered the pulley around 250 BC. in ancient Sicily. Mesopotamians also used pulleys, they used ropes to lift water and windmills. Pulley systems can even be found at Stonehenge.
Another type of pulley is called a compound pulley. It consists of a set of parallel pulleys that increase the force required to move large objects. This type is most commonly used in rock climbing and sailing, while composite pulleys can also be found in theater curtains. If you're wondering the difference between these 2 types of pulleys, here's a quick overview:

Mechanical Advantages of Pulley Systems

Pulley systems offer significant mechanical advantages. The ability of the system to reduce the effort required to lift weights increases with the number of rope loops. This advantage is proportional to the number of loops in the system. If the rope had only 1 loop, then a single weight would require the same amount of force to pull. But by adding extra cycles, the force required will be reduced.
The pulley system has the advantage of changing the direction of the force. This makes it easier to move heavy objects. They come in both fixed and mobile. Pulleys are used in many engineering applications because they can be combined with other mechanisms. If you want to know what a pulley can do, read on! Here are some examples. Therefore, you will understand how they are used in engineering.
Single-acting pulleys do not change direction, but compound pulleys do. Their mechanical advantage is six. The compound pulley system consists of a movable pulley and a fixed pulley. The mechanical advantage of the pulley system increases as the number of movable wheels decreases. So if you have 2 wheels, you need twice as much force to lift the same weight because you need a movable pulley.
The mechanical advantage of a pulley system can be maximized by adding more pulleys or rope lengths. For example, if you have a single pulley system, the mechanical advantage is 1 of the smallest. By using 2 or 3 pulleys, up to 5 times the mechanical advantage can be achieved. You can also gain up to 10 times the mechanical advantage by using multiple pulley systems.
The use of a single movable pulley system also adds to the mechanical advantage of the pulley system. In this case, you don't have to change the direction of the force to lift the weight. In contrast, a movable pulley system requires you to move the rope farther to generate the same force. Using a compound pulley system allows you to lift heavy loads with ease.
pulley

Safety Issues When Using Pulley Systems

Pulleys have an incredibly unique structure, consisting of a disc with a groove in the middle and a shaft running through it. A rope or cord is attached to 1 end of a pulley that turns when force is applied. The other end of the rope is attached to the load. This mechanical advantage means that it is much easier to pull an object using the pulley system than to lift the same object by hand.
Although pulley systems are a common part of many manufacturing processes, some employers do not train their workers to use them properly or install protection to prevent injury. It is important to wear proper PPE and follow standard laboratory safety practices during pulley system activities. Make sure any support structures are strong enough to handle the weight and weight of the rope or rope. If you do fall, be sure to contact your employer immediately.

China OEM 0.5-50 Ton Manual Chain Block Chain Pulley Pulley Hoist Block for Best Price (HSZ-V) with Good quality

China Good quality Wholesale 15ton Electrical Hoist Chain Pulley Block near me supplier

Product Description

Electric chain hoist engine hoist/lifting equipments fixed hoist

Type	Capacity(ton)	Lifting height(m)	Lifting speed(m/min)	Lifting motor
Type	Capacity(ton)	Lifting height(m)	Lifting speed(m/min)	Power(kw)	Rotation speed(r/min)	Phases	Voltage(v)	Frequency
DLHK00501	0.5	3/9	6.8	0.75	1440	3	380	50
DLHK5712	1	3/9	3.4	0.75	1440	3	380	50
DLHK5711	1	3/9	6.6	1.5	1440	3	380	50
DLHK01501	1.5	3/9	8.8	3	1440	3	380	50
DLHK5711	2	3/9	6.6	3	1440	3	380	50
DLHK5712	2	3/9	3.3	1.5	1440	3	380	50
DLHK57101	2.5	3/9	5.4	3	1440	3	380	50
DLHK0301	3	3/9	5.4	3	1440	3	380	50
DLHK0302	3	3/9	2.2	3	1440	3	380	50
DLHK0303	3	3/9	2.7	1.5	1440	3	380	50
DLHK0502	5	3/9	2.7	3	1440	3	380	50
DLHK5713	7.5	3/9	1.8	3	1440	3	380	50
DLHK1004	10	3/9	2.7	3.0*2	1440	3	380	50
DLHK1004	10	3/9	2.7	3.0*2	1440	3	380	50
DLHK1506	15	3/9	1.8	3.0*2	1440	3	380	50
DLHK2008	20	3/9	1.4	3.0*2	1440	3	380	50
DLHK2508	25	3/9	1.3	3.0*2	1440	3	380	50
DLHK3571	30	3/9	1	3.0*2	1440	3	380	50
DLHK3512	35	3/9	0.9	3.0*2	1440	3	380	50

Type	Operation motor						I-beam(mm)
Type	Power(kw)	rotation speed(r/min)	phases	voltage(v)	Frequency(hz/s)	Rotatio speed(r/min)	I-beam(mm)
DLHK00501	0.4	1440	11/21	3	380	50	58-153
DLHK5712	0.4	1440	11/21	3	380	50	58-153
DLHK5711	0.4	1440	11/21	3	380	50	58-153
DLHK01501	0.4	1440	11/21	3	380	50	82-178
DLHK5711	0.4	1440	11/21	3	380	50	82-178
DLHK5712	0.4	1440	11/21	3	380	50	82-178
DLHK57101	0.75	1440	11/21	3	380	50	100-178
DLHK0301	0.75	1440	11/21	3	380	50	100-178
DLHK0302	0.75	1440	11/21	3	380	50	100-178
DLHK0303	0.75	1440	11/21	3	380	50	100-178
DLHK0502	0.75	1440	11/21	3	380	50	100-178
DLHK5713	0.75	1440	11/21	3	380	50	100-178
DLHK1004
DLHK1004	0.75	1440	11/21	3	380	50	150-220
DLHK1506	0.75*2	1440	11/21	3	380	50	150-220
DLHK2008	0.75*2	1440	11/21	3	380	50	150-220
DLHK2508	0.75*2	1440	11/21	3	380	50	150-220
DLHK3571
DLHK3512

1:shell:Light aluminum alloy shell shall be adopfed which is light but hard and fit for the use in the femible work environment with a high heat dissipation rate and all tightness design.
2:Inverse phase sequnce protecting device:If is the special electrical installation which control the circuit not to work in case of wiring error in the power supply
3:Limit switch:The limit swifch device is installed where the weight is lifted on and off to make the motor to stop aufomatically so as to prohibit the chains from exceeding for safety.
4:24v/36v device;It is used to prohibit the emergencies from occurring in case of the leakage in the swifch
5:Side magnetic braking device:This device shall realize the instant brake in case of te power dump
6:Chain bag:It shall be light ,handsome and durable.
7:Chain:The chain shall adopt the imported fec80 ultra heat-treatable steel alloy chain.

Certifications

Details Images

The quality comparison of spare parts

Factory

Payment

Our Service

FAQ
Q1. What's information should I provide to get the price?
A:1. Chain quality? 2.the chain size? 3. the working voltage? 4. the machine frequency?

Q2. What's the lead time for regular order?
A: The normal delivery time is 60-120 days. If you have special needs or if the quantity is greater than 1 set, please explain
when making an inquiry. When we quote, we will provide you with accurate delivery time according to the actual situation.

Q3. The space of my workshop is limited, can the machine is ok for me?
A: We have been specializing in European machines for 20 years. Machines are 1 of the biggest features of our products.According to your needs, our designers will tailor-made products suitable for your use.

Q4.Can you provide lifting tools?
A: Yes, we can provide any type of lifting tools such as Manual chain hoists, manual lever chain hoist, electric chains
hoists,chains, slings, hooks, electromagnetics, grabs, beams, etc.non-standard fixtures, etc... Welcome to consult

Q5. Is it OK to print my logo on the product?
A: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.

Q6. Are there any professional technicians to assist our installation?
A: Yes. We have a professional installation team, who has already been to many countries to assist the installation. If you need our technicians to offer this service, please let us know in advance. So that we can arrange the suitable technicians to your country.

Q7. How do you ship the goods and how long does it take to arrive?
A: Small products can be transported by air, and large products can be transported by sea. According to different countries and regions, the specific time will be confirmed according to the actual situation.

Q8. What is your terms of payment?
A: Payment=1000USD, 30% T/T in advance ,balance before shipment. We'll show you the photos or videos of the products and packages before you pay the balance.

Q9. What is your terms of packing?
A: Generally, we pack our goods in neutral wooden boxes. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters. There is no package of big machines,there are just protective covers.

Q10. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q11. How to proceed an order for hoist?
A: Firstly let us know your requirements or application:Hoists capacity, chains length and others? Secondly We quote according to your requirements or our suggestions.Thirdly customer confirms the samples and places deposit for formal order. Fourthly We arrange the production.

Q12. Do you offer guarantee for the products?
A: Yes, we offer 1-3 years warranty to our products..

What Is a Pulley?

The pulley is a wheel mounted on a shaft or axle. Its purpose is to support the movement of a cable that is taut. This cable transfers power to a shaft. However, there are certain safety precautions that you should follow when using a pulley. Read on to learn more! Listed below are common uses and their main parts. Listed below are some of the benefits of using a pulley.
pulley

Common uses of a pulley

A pulley is a common mechanical device used to increase the force needed to lift a heavy object. Most commonly, these devices are used in construction equipment. These machines use high-10sion ropes to transfer heavy objects from 1 floor to another. Other common uses of a pulley include buckets and flagpoles. These devices are extremely useful in a wide range of applications. To learn more about the common uses of pulleys, keep reading.
A pulley is a wheel with grooves for holding rope. Its purpose is to change the direction and point at which a pulling force acts. It is usually used in sets to reduce the amount of force needed to lift a load, but the work involved is similar. Pulleys are also used in rock climbing devices. For many applications, a pulley is a vital part of construction.
The most common use of a pulley involves hoisting and lowering a flag. Other examples include clotheslines, bird feeders, and escalators. Pulleys are also commonly used on oil derricks. Many other common applications include hoisting and lowering garage doors. Pulley systems are also used in engines and cranes. For more information, check out our interactive pulley diagram!
Pulleys can also be used to lower total work required for a task. In many cases, a pulley will consist of 2 parts: the pulley hub and the shaft pulley. The hub clamps the shaft pulley, while the pulley itself is connected to the motor or other device. If you're looking for a pulley, it's important to learn how it works.
The most common uses for a pulley involve lifting heavy objects, and the mechanism used to lift them is known as a pulley. A pulley is an industrial device that uses 2 wheels to reduce the force needed to lift a weight. The pulley reduces this force by half by allowing the user to pull on the rope 4 times as far. The pulley also allows for a smaller lifting distance.

Main parts of a pulley

A pulley consists of the main element of a system. This is typically a cable, rope, belt, or chain. There are 2 basic types of pulleys - a Driver Pulley and a Follower Pulley. Pulleys are available in small and large sizes. The periphery part of the pulley is called the Face, and the protruding middle part is called the Crown. A pulley's face can be round, rectangular, or even "V" shaped.
The first pulley was created by the Greek mathematician Archimedes in the third century BCE. These simple machines are made of a rope, an axle, and a wheel. The pulley's end is attached to a person, object, or motor. These machines can be used in various tasks to lift heavy objects. The pulley is a great mechanical advantage for any lifter.
The ideal mechanical advantage of a pulley is defined by the number of rope segments that pull an object. The higher the number of loops on the rope, the higher the mechanical advantage. The greater the mechanical advantage, the less force is required to move the object. Likewise, the greater the distance the rope traverses, the higher the mechanical advantage of a pulley. There are several different types of pulley, depending on their combination of rope, wheel, and rope.
The basic components of a pulley are the face and hub, and the rope is threaded into the center of the pulley. The pulley is usually made of a rope and can be used to lift heavy weights. It can also be used to apply great force in any direction. Step pulleys have multiple faces, which are fixed in sequence. They can also increase the speed of the driven pulley.
A pulley is a simple machine consisting of a wheel, rope, or chain. These parts are crucial for making moving and lifting easier. Because they change the direction and magnitude of force, they can be a useful tool. Some pulleys even change direction. You can learn more about the pulley by downloading this resource today. The resources are designed to support the new 9-1 GCSEs in Design & Technology and Engineering.
pulley

Mechanical advantage

Pulleys have been used to move heavy objects for centuries. When 2 rope sections are used, the weight of a 100kg mass can be moved with only 500 newtons of force. Adding an extra pulley increases the mechanical advantage. If the pulley has 2 wheels, the distance between the rope sections and the wheel grooves is only half the distance, but the mechanical advantage still applies. Adding another pulley increases the mechanical advantage, but can be risky.
Mechanical advantage is the ratio of force used versus force applied. The calculations are made under the assumption that the ropes and weights do not elongate or lose energy due to friction. If the weights are very light, the mechanical advantage is greater than that in the real world. To calculate the mechanical advantage, the weight of the load to be lifted must be the same as the weight of the person using the pulley.
A single moveable pulley has a mechanical advantage of two. The weight passes around the pulley, and 1 end of the rope is attached to a fixed point. The pulling force is then applied to the other end of the rope. The distance the weight travels doubles, or halved, depending on the direction of the pulley. Adding a second pulley reduces the distance and the effort required to lift it.
There are several ways to calculate the mechanical advantage of a pulley system. Some methods are specific to certain types of systems, while others work for all systems. The T-Method is a good choice in many applications, as it calculates the units of tension for each rope segment. Once you have determined the input force, you need to determine the maximum force that will be applied to each component. A compound pulley, for example, will require 4 units of tension for each rope segment.
In simple terms, the effort is the amount of force needed to lift the load. This force is measured in newtons (N). A mechanical advantage is often presented without units. If the student does not have this unit, you may need to convert the units to newtons, since 1 kilogram is equal to 10 newtons. If you can't figure out the units of effort, you can use the KWL chart provided by the teacher.
pulley

Safety precautions

There are a few safety precautions you should take when using a pulley. First, always check the SWL (safe working load) before attaching anything to the pulley. This indicates the maximum weight and angle the pulley can safely handle. Second, make sure that your work area is free from people and debris. Third, wear a hard hat to protect your head from blows and falling objects.
Another important consideration is anchoring. Although the pulley reduces the weight of an object, it is not enough to eliminate the weight. This is especially true if you are hoisting a heavy object, such as a motorcycle or lawnmower. It is important to ensure that the anchoring point can support the entire weight of the load. It is also important to follow proper anchoring procedures when using a pulley to lift a motorcycle or lawnmower.
In addition to the safety latch, you should use a tag line to control the suspended load. Remember that a chain pulley block is necessary for vertical lifting. You should also wear personal protective equipment (PPE) while using a pulley to avoid injuries. If your workplace does not have an PPE policy, you should consider implementing a similar policy. These safety guidelines are a good start.
If you are using a pulley to lift heavy objects, make sure to wear gloves. Those who are not familiar with rope-pulling will have an easier time demonstrating how it works. If you are using a rope-pulley system in a classroom, be sure to follow lab safety guidelines. Wear cloth gloves, clear the area, and do not jerk the rope. In addition, never allow yourself to be pulled into the rope by an unfamiliar person.
Another important safety precaution when using a pulley is to ensure that the anchor point for your system is adequate to support the weight of the object being lifted. Check with the manufacturer of the pulley to find out what its weight limit is, as some types of pulleys are designed to lift much heavier weights than others. It is important to follow all manufacturer's instructions when using a pulley.

China Good quality Wholesale 15ton Electrical Hoist Chain Pulley Block near me supplier

China factory 1ton Hsz-a Series Manual Chain Pulley Block Wholesale with Good quality

Product Description

1Ton HSZ-A Series Manual Chain Pulley Block Wholesale

CB-B Series Chain Pulley Block is a portable lifting device easily operated by hand. It is suitable for using in factory, workshop, plant, agricultural production and in docks and storage for fixing machines, lifting cargo and loading and unloading goods. It is especially advantageous for lifting work in the power supply is not available. The chain pulley block can be attached to a trolley of any type as a travelling chain pulley block. It is suitable to monorail overhead conveying system, had travelling crane and jib crane.

Chain Pulley Block Features:

Chain Pulley Block Chain Hoist:
Capacity: From 1T to 3T
This innovative and patented hand chain hoist the CZPT forge 360 is designed for heavy industrial applications.
This 360 rotating hand chain CZPT allows hoist operations from various angles and helps the operator stay out of the danger zone.
Premium brake system ensures safe operation, low maintenance and is extremely quiet.
Sealed Roller Bearings

Easy to install:
Compact design and low headroom make the series simple to install even in confined working areas. No adjustments necessary.

Strength:
Equipped with hardened load chain for optimum strength, flexibility and long wear life.

Low maintenance:
Enclosed housing allows outdoor use.
The load brake requires no lubrications.

Quality features:
1. Wheel cover with CZPT slots guard against jamming and slipping of chain.
2. Forged swivel hooks and latches prevent twisting of chain and reduce unintentional unhooking of the unit or load.
3. Chain CZPT and stripper ensures proper fit of chain over pocket wheel.
4. Two-stage gear reduction with hardened gears and pinion.

Chain Pulley Block Parameters:

Model		CB-B
Capacity(ton)		0.25	0.5	1	1.5	2	3	5	7.5	10
Standard lifting height(m)		2.5	2.5	2.5	2.5	2.5	3	3	3	3
Running Test Load(ton)		0.3125	0.625	1.25	1.875	2.5	3.75	6.25	9.375	12.5
Headroom H(mm)		280	345	376	442	470	548	688	765	765
Effort to required to lift max. load(N)		226	235	245	255	324	363	353	373	380
Load Chain Dia. (mm)	Columns	1	1	1	1	1	1	2	3	4
Load Chain Dia. (mm)	Dia+Pitch	4× 12	5× 15	6× 18	7× 21	8× 24	10× 28	9× 27	9× 27	9× 27
Dimension (mm)	A	121	148	172	196	210	255	280	433	463
	B	114	132	151	173	175	205	189	189	189
	C	24	25	30	33	35	40	42	56	56
	D	31	31.5	37.5	42.5	45	50	53	85	85
Net Weight(kg)		6.5	9.3	12.2	16.5	19.5	32	41.1	61.6	75.7
Packing Measurements (l× w× h)(mm)		23× 16× 15	30× 17× 18	32× 18× 19	37× 20× 24	37× 20× 24	43× 40× 30	47× 44× 35.5	62× 47× 39.5	53× 51× 46.5
Extra Weight per meter of extra lift(kg)		0.81	1	1.29	1.61	1.92	2.68	4.1	5.86	7.73

Chain Pulley Block Details:

Chain Pulley Block Pictures:

Chain Pulley Block Package:

About US:

LIFTOR ENTERPRISES was founded in 2000 and is a leading manufacturer of lifting and material handling equipment with almost 20 years experience. We provide quality, safety and stable products to meet the highest industrial standards. We are ISO9001:2008 certified company, our products are GS,CE certified, serving all sphere of industry in the world.

Our brand CZPT is well sold in more than 50 countries worldwide and has earned an enviable reputation for high quality products. With our professional R&D team, we are CZPT to provide customization services with the most professional quality and never stop meeting the highest standard of safety.

LIFTOR will never stop being as an innovative manufacturer. We will continue to develop and extend our products range with high quality, safety standard and long life usage.

Why choose us?

1. We are your one-stop service and solutions provider,certified by CE.

2. Exporting to Europe,USA,Australia,Mid East,Southeast Asia and Africa.

3. 100+ containers per month.Turnover more than US Dollar around40 millions in both 2019/2571.

4. Group company established in 2000 and be Globalsource member for more than 20 years.

5. Strict quality control and with long term quality inspection contract with SGS.

6. Products is underwritten by the China Property Insurance Company(PICC) as quality assurance for customer.

7. Passed 3rd party audit arranged by several top 500 company and be their long term contract supplier.

8. Pre-shipment quality inspection for customer by picture/video.

9. Meet Customized requirement on design and logo.

10. Small order acceptable.

The benefits of using pulleys

A pulley is a mechanical device that converts force into rotation. There are many advantages to using pulleys. Let's take a look at a few of them. This article will describe the advantages, types, applications, and power sources of pulleys. You can then choose the pulley that best suits your specific needs. If you're looking for a new tool to help you with a certain task, this article is for you.
pulley

Mechanical advantage

The mechanical advantage of a pulley can be defined as the ratio of applied force to the applied force. The mechanical advantage of a pulley can be calculated by considering several factors, including weight and friction. It can be calculated by the force applied per unit length of rope and the number of pulleys used. In a single-circuit system, the force required to lift a heavy object is equal to the user's body weight.
The mechanical advantage of a pulley can be realized by comparing it to a seesaw. Both uses of rope are suitable for lifting objects. A rope 4 times heavier than a kilo is 4 times as effective. Because the forces on both sides of the pulley are equal, a small force is enough to move a large weight a short distance. The same force can be applied to a large mass to lift it several meters.
After introducing the concept of mechanical advantage, learners will practice using the pulley system. In addition to testing the pulley system, they should also calculate its mechanical advantage. Using either the instructor-provided handout or the learner's workbook, students will determine how easily the pulley system functions. Once they have completed the test, they can discuss their results and how the system can be improved. These courses are best completed as part of a mini-unit or as a standalone main course.
The mechanical advantage of the pulley system is proportional to the number of rope loops. This circuit requires the same force as the dual circuit to lift heavy objects. A single lap requires only a third of the force to lift a double lap, while 3 laps require almost half the energy required for a single lap. The mechanical advantage of the pulley system becomes constant as the number of cycles increases.
The 3:1 Mechanical Advantage system feels like lifting a 300-pound load with 3 feet of rope. The three-foot-long rope moves the load 1 foot high. Understanding the mechanical advantages of pulleys is critical for rescuers when trying to create the perfect pulley system. Ideally, the pulley system will be anchored to a nearby rock, tree, pole or person - if the weight is not too heavy.
pulley

Types of pulleys

There are several types of pulleys. V-belt pulleys are the type commonly used in vehicles and electric motors. "V" pulleys require a "V" belt, and some even have multiple V grooves. "V" pulleys are often used in heavy duty applications for power transmission because they reduce the risk of power slippage.
Composite pulleys combine the properties of fixed and movable pulleys. Compound pulleys are able to change the direction of force while requiring relatively low force to move even the heaviest loads. Mechanical advantage is a measure of the effectiveness of a machine or equipment. It can be divided into 3 categories: force, distance and mechanics. Once you understand how each type works, you can design complex machines.
Fixed pulleys: These pulleys are the most basic type of pulleys. They use ropes and slotted wheels to move with the lifted object. Because they are so simple to set up, lifting heavy objects is a breeze. Although the moving object feels light, it is actually heavier than it actually is. These pulleys are used in construction cranes, utility elevators and many different industries.
Compound Pulley System: A pulley pulley is a combination of 2 fixed pulleys and 1 movable pulley. Compound pulley systems are effective for moving heavy objects because they have the largest force multipliers and are flexible enough to change the direction of the force as needed. Composite pulley systems are commonly used in rock climbing, theater curtains and sailing. If you're looking for a pulley system, you can start by evaluating the types of pulleys and their uses.
Construction Pulleys: These are the most basic types of pulleys and have wheel rails. These pulleys can be lifted to great heights and attached to chains or ropes. They allow workers to access equipment or materials from greater heights. They are usually mounted on wheels with axles and secured with ropes. They are essential tools for construction workers. There are many different types of pulleys out there.

energy source

Belts and pulleys are mechanical devices used to transmit energy and rotational motion. The belt is connected to the rotating part of the energy source, and the pulley is mounted on the other. One pulley transmits power to the other, while the other changes the direction of the force. Many devices use this combination, including automobiles, stationary generators, and winches. It is used in many home applications, from conveyors to treadmills. Pulleys are also used for curtains in theater halls.
Pulley systems are an essential part of modern industry and everyday life. Pulleys are used in elevators, construction sites and fitness equipment. They are also used in belt-driven generators as backup power. Despite their simple and seemingly humble beginnings, they have become a versatile tool. From lifting heavy objects to guiding wind turbines, pulley systems are widely used in our daily lives.
The main reason why pulleys are so popular is the mechanical advantage they offer. They can lift a lot of weight by applying very little force over longer distances. For example, a small motor can pull 10 meters of cable, while a large motor can pull 1 meter. Also, the work done is equal to the force times the distance traveled, so the energy delivered to the large motor is the same.
The power source for the pulley system can be cables, belts or ropes. The drive element in a pulley system is usually a rope or cable. A belt is a loop of flexible material that transmits motion from 1 pulley to another. The belt is attached to the shaft and a groove is cut in the pulley. The belt then transfers energy from 1 pulley to the other through the system.
pulley

application

A pulley is a mechanical device used to lift heavy objects. They reduce the amount of work required to lift heavy objects and are an excellent choice for many applications. There are several different applications for pulleys, including elevators, grinders, planters, ladder extensions, and mountaineering or rock climbing. Let's take a look at some of the most popular uses for pulleys in modern society. These include:-
A pulley is a mechanical device that changes force. To use, you wrap the rope around it and pull down to lift the object. While this device is very useful, a major limitation of using pulleys is that you still have to apply the same force to lift the object as you would without the pulleys. This is why people use pulleys to move large objects like furniture and cars.
In addition to lifting heavy objects, pulleys are used in elevators, flagpoles and wells. These systems allow people to move heavy objects without straining their backs. Many other examples of pulleys in the home include garage doors, flagpoles, and elevators. They also help raise and lower flagpoles, which can reach several stories high.
There are 2 basic types of pulleys: movable and fixed. Fixed pulleys are attached to a ceiling or other object using 2 ropes. Modern elevators and construction cranes use movable pulleys, as do some weight machines in gyms. Composite pulleys combine movable and fixed pulleys to minimize the force required to move heavy objects.
Another type of fixed pulley is the flagpole. A flagpole can support a country, organization, or anything else that needs to be lifted. A taller flagpole creates a prouder moment for those who support it. The operation of the rope and pulley mechanism is very simple. The user simply attaches the flag to the rope, pulls the pulley, and he or she can watch the flag rise and unfold.

China factory 1ton Hsz-a Series Manual Chain Pulley Block Wholesale with Good quality

China Good quality Pulling Winch Lever Hoist 1.5 Ton Chain Pulley Block wholesaler

Product Description

Die Casting Zinc Alloy Double Pulley for Hardware Rigging

Product Description

Zinc Alloy Mini Pulley-Single Sheave with Fixed Eye - copy - copy

Zinc Alloy Pulley
Mini Pulley
Fixed Eye Pulley
Doors and Windows Pulley
Product description: Zinc Alloy Mini Pulley-Single Sheave with Fixed Eye is widely used in Doors and Windows, also in Breeding Industry and Vegetable Greenhouse. The weight is light, the surface is Slippy.

Detailed Photos

Packaging & Shipping

Company Profile

Exhibition

Certifications

FAQ

1. How is the quality of your products?
Our products are manufactured in strict accordance with national and international standards, and we test each product before delivery. If you would like to view our quality certification and various test reports, please ask us.

2. How about price?
We are a factory and be CZPT to give you lowest price. Please trust the quotation we would give you, it is professional one.

3. Why should you chose us?
Chose happens because of quality, then price, We can give you both. Additionally, we can also offer professional products inquiry, products knowledge train(for agents), smooth goods delivery, excellent customer solution proposals.

4. How to ensure the interests of buyers?
Our company supports Alibaba online trading, which not only ensures the safety of the buyer's funds, but also guarantees the quality of the goods. From the outbound, to the loading, and finally to the receiving, the whole process is transparent.

5. How to guarantee delivery time?
We are a factory with a large inventory of stock, which guarantees that the goods will be shipped within the fastest day from the date of signing the contract.

6. How to get samples?
We can provide samples for buyer's testing free of charge, but buyers need to pay for shipping costs.

What makes pulleys so important?

A pulley is a simple tool that makes it easy to lift or move heavy objects. There are many uses for this tool, but let's take a look at their mechanical advantages. There are several types and many applications, along with their benefits and costs. So what makes them so important? Read on to find out! Below are some of the most common uses for pulleys. Let's dive into them.
pulley

Mechanical advantage

If you've ever used rope and pulley systems, you've probably noticed their usefulness. A 3:1 mechanical advantage system is like a 300-pound load being moved 1 foot up by 3 feet of rope. Then you can imagine using the same rope to get into a small space. The same principle applies to limited spaces, and a simple mechanical advantage system is just what you need for this purpose.
Assuming frictionless bearings, a single movable pulley can have 2 mechanical advantages. It is attached to a heavy object and requires the pulling force exerted by the jack to lift the heavy object. However, when you use a compound pulley, the force exerted on the rope to lift the object changes direction. The 3 factors used to measure machine efficiency are force, distance, and relative motion.
The mechanical advantage of the pulley is that it reduces the effort required to lift weights. When the rope is attached to the 2 wheels, applying a force of 500 Newtons can lift a mass of 100 kg. This mechanical advantage is why 2 rings in a pulley are better than one. Therefore, using a pulley system will save you energy. You can also use branches instead of ropes and pulleys.

type

There are several different types of pulleys. They can be simple or complex, depending on how they are connected. Simple pulleys have a grooved wheel on 1 end and are attached to an axle. These pulleys are used to lift heavy objects. They are often found on sailboats, and you can even see them on construction sites. On the other hand, stationary pulleys are attached to stationary structures, such as flagpoles. Fixed pulleys can also be used to lift loads from trucks or trains. Pulleys are also commonly used in wells.
Fixed pulley systems use rollers or single wheels. These pulleys are usually made of nylon or wire rope. They are used in heavy duty applications. They are also used in electric motors. A "V" pulley requires a "V" belt to transmit power. Some of these pulleys have multiple "V" grooves to reduce the risk of power slipping. Once installed, fixed pulleys are suitable for many applications.
Simple pulleys are simple pulleys. It has a pulley mounted on an axle and a rope at 1 end. Rope can be used to pull objects, while plastic pulleys can carry lighter loads. There are 2 main types: heavy duty and simple pulley systems. In either case, their function is the same: they change the direction in which the seat belt is fastened. So when comparing the two, it's easy to decide which 1 is best for you.
pulley

application

Pulley systems are simple machines used for a variety of industrial and mechanical tasks. Its design parameters and benefits have improved over the years, but they remain essential for many applications. Let's take a look at some of the most common applications of pulleys. The applications for pulley systems are endless, from construction to mining, from transportation to packaging. Read on to learn more!
Pulley systems are often used to lift large objects, such as blocks, that might otherwise be too heavy to lift. It also makes the exploration process easier by helping people pull heavy objects into place. It is also widely used on sailing ships. Due to its low cost of use and no need for lubrication, it is a practical choice for many applications. It can be used to lift heavy objects and support long ropes.
The pulley system allows you to change the force required to move the object. For example, a two-wheel pulley system is especially useful for reducing the effort required to lift large objects. The mechanical advantage increases with the number of wheels in the system. In addition, the mechanical advantage of a two-wheel pulley system depends on the ratio of the load weight to the number of rope segments in the system.

cost

In most cases, an idler replacement will cost around $150, but the exact cost will depend on several factors, including the make and model of the car. The cost also depends on the type of idler you need and the cost of the OEM parts. Some pulleys are easy to replace at home, while others require specialized tools, such as pulley wrenches. The chart below shows the cost of popular vehicles. Prices are valid at the time of writing.
The diameter of the pulley is also important, this should be about 60% of the diameter of the active pulley. You can also purchase compensating pulleys at factory prices. Be sure to select the correct size before placing the pulley on the machine. Also, make sure you have enough space for the pulleys. Once you have the desired pulley size, you can determine the best type of belt to install.
While this method is the most common type of belt drive, there are other methods of spinning cup blanks directly from a flat metal disk. One such method is described in US Patent No. 5,500,31. US Patent No. 1,728,002 and shows a method of making a dynamically balanced V-groove pulley. Using a headstock die with sliders increases the cost of the pulley. In addition, different cup blanks require different molds.

lubricating

The lubrication of pulley bearings is relatively simple. The pulley itself rotates smoothly with little vibration. Bearing contact loads are relatively low, and well-lubricated pulleys operate near ambient temperatures. Here are some tips for properly lubricating pulley bearings. Make sure to lubricate the nozzle before applying grease.
Check grease, elastic ring, pulley bearing clearance once a year. If the elastic ring of the pulley is damaged or the roller bearing on the associated pulley is damaged, replace the pulley. Also, check the running noise of the pulleys to see if they are making noise. Check the bearing, damage to the elastic ring may indicate bearing failure or roller failure.
Proper lubrication is critical to the life of the rotating pinion. Avoid exposure to sunlight or water. Protects the pinion meshing area from hard impurities. Liaise with crane operators and lubricators during maintenance and lubrication operations. They should know how to avoid pitfalls in the lubrication process. In case of malfunction, please contact service personnel and take necessary measures.
pulley

Compound Pulley System

A compound pulley system is used to lift heavy objects. These systems can use ropes or cords of different sizes. In general, the total weight of all ropes must be less than the weight of a single rope. The system can be used in large areas, but may not be suitable for smaller spaces. To learn more about compound pulleys, read on! Here are some helpful tips. 1. Understand the difference between single wheel and compound wheel
A composite pulley system consists of 3 components: a drive pulley, 1 or more driven pulleys, and 2 pulleys. The drive wheels are usually connected to shafts that are connected to the engine or transmission. The driven wheel is a separate unit mounted on the same shaft as the drive wheel. A compound pulley system helps lift heavy loads. These pulleys are the most common type of pulley system in use today.
Composite pulley systems are widely used on construction sites. They save energy by spreading the weight of heavy loads over multiple smaller loads. This means that the elevator does not have to use high-capacity lifting equipment. Additionally, the compound pulley system allows users to easily adjust power distribution to meet their individual needs. They can also use more than 2 ropes if necessary. This increases the range of motion of the lift arm.

China Good quality Pulling Winch Lever Hoist 1.5 Ton Chain Pulley Block wholesaler

China Good quality Pulling Winch Lever Hoist 1.5 Ton Chain Pulley Block with high quality

Product Description

Heavy duty 0.25 ton-20ton Chain block & lever hoist
1.Capacity:0.25t-20t
2.Standard height:1-3m
3.Have certificate of CE
4. One year gurantee.
HSZ-A(B)& HS & HSH-VT Type chain block& Lever block:

Capacity from 0.25T to 20T.
Bearings inside load chain sprocket increase mechanical efficiency
Chain guides provide smooth chain operation.
lightweight steel construction with durable powder coat finish.
Drop forged hooks and hook holders, heat treated to ensure the safety and durability.
Gear assembly provide smooth operation by little hand efforts.
*T80 grade high tensile lifting chain make more effective.
Chain Block & Lever Block technical parameter:

Model		HSZ-0.5	HSZ-1.0	HSZ-1.5	HSZ-2.0	HSZ -3.0	HSZ-5.0	HSZ-10.0	HSZ-20.0
Capacity (TON)		0.5T	1T	1.5T	2T	3T	5T	3T	3T
Standard Lifting Height(M)		3	3	2.5	3	3	3	3	3
Running test load (KN)		6.3	12.5	18.8	25	37.5	62.5	125	250
Effort required to lift max. load (N)		231	309	320	360	340	414	414	828
No. of chain strand		1	1	1	1	2	2	4	8
Load Chain Dia.(MM)		6	6	8	8	8	10	10	10
Net.weight(KG)		9	11	17	18	24	41	72	164
Dimensions (MM)	A	131	140	161	161	161	186	207	215
	B	127	158	174	187	199	253	398	650
	C	270	317	399	414	465	636	798	890

For More Kinds of Lifting Products Choice Show:

Pulley Type

There are several types of pulleys. These include fixed pulleys, load multipliers and movable pulleys. Below is a description of each pulley type. A load multiplier is a special type of pulley with multiple wheels for increased lifting capacity. It is used in a wide range of applications including power transmission and construction. Some common uses of pulleys are listed below.

moving pulley

Movable pulleys work by transferring the weight of a load to another object of the same mass. Since a live pulley is inherently frictionless and weightless, the force required to lift a load with it is the same as the weight of the load. This principle applies to tall buildings and residences. It is an excellent choice for lifting heavy objects such as furniture and washing machines.
A pulley is a mechanical device with a wheel that rotates on a shaft. The axle is attached to the wheel and is usually fixed. The movable pulley can be fixed or movable, both of which can change the direction of the force on the rope. Some pulleys can also change the magnitude and direction of the force. They are ideal for a variety of applications, from lifting heavy objects to transporting objects.
Another type of movable pulley works by transmitting force to another object. It has a free axis and the total force provided by the rope tension is balanced. Since the tension on the rope is constant in each segment, pulling 1 end of the rope will double the force on the shaft, resulting in 2 mechanical advantages. This mechanical advantage is the main reason why movable pulleys are so versatile.
Another form of moving pulley is called a KWL diagram. The KWL diagram summarizes the basic concepts of the drive wheel. KWL diagrams are an excellent way to assess a student's understanding of the concepts discussed in the course. Word questions are a great way to check whether students understand concepts. When students answer the word questions correctly, the answer is yes!
pulley

Fixed wheel pulley

If you need to move heavy objects, a single fixed wheel pulley is not a good choice. Using a single fixed pulley might be similar to using a handbag, but it's not very convenient. This type of pulley system relies on friction to transmit motion. As a result, it can slip and isn't always reliable. Fortunately, you can find other options that work just as well.
Fixed pulleys are the most basic type of pulley. They consist of grooved wheels and ropes attached to objects. These pulleys make lifting easier. Because the rope or cable only moves in 1 direction, the movement of the object feels lighter. And they are also easy to install. However, before you buy a fixed wheel pulley, make sure it is strong enough to support the weight of the load.
The disadvantages of fixed pulleys are obvious. One of them is the lack of mechanical advantage. A fixed pulley pulls up with the same force as a single moving pulley, and a single fixed pulley is not particularly effective as a force multiplier. However, the effect is more pronounced when you combine multiple fixed-wheel pulleys. You will get double the power! So what do fixed wheel pulleys have to offer?
Fixed wheel pulleys can be as small as a ring. A single ring pulley requires twice as much force as the weight being pulled. Adding more loops to the rope will reduce the effort required to pull the weight. The mechanical advantage of a fixed pulley is proportional to the number of strands running to the free pulley. A 100-pound pull on the free end will lift a 300-pound load.
pulley

composite pulley

Compound pulleys are pulleys that can be used to change the direction of a control wire. It can also be used to modify the mechanical force of the wire by moving the item it is connected to. In galleons, compound pulleys are more common. They are often combined with other ropes for mechanical advantage. Here are some common uses for composite pulleys.
The ideal mechanical advantage of a pulley is equal to the number of rope segments that pull up the load. This means that the more rope segments, the less force is required. A compound pulley will have the ideal mechanical advantage of 2, which means it will generate more force than a simple pulley. Composite pulleys are also more efficient at transmitting force because their number of rope segments is usually equal to the unit weight.
Composite pulley systems use more than 2 pulleys and ropes. More pulleys will reduce the force required to move heavier objects. They are usually used in large sailboats. The system is also used on construction sites. It can be used for a variety of applications, including lifting large objects or transmitting electricity. You can imagine how it would change your life if you had to move a large sailboat, but the result would be the same: a composite pulley system would make it easier to lift a large sailboat.
Composite pulleys are also known as fixed pulleys. The fixed pulley is stationary, and the movable pulley moves back and forth. The latter is more effective when used with a detachable cord or strap. On the other hand, a moving pulley is a moving pulley and it gives you a mechanical advantage. You can imagine this pulley on a flagpole.

load multiplier

The multiplication system has 3 basic parts: the rope grab, the connector, and the pulley. While some basic multipliers may combine the 3 parts, the concept remains the same. The multiplication system can make pulling the rope easier by reducing the amount of friction that occurs. Below are some examples of multiplication systems. A compact rope grab is a great option for resetting the multiplier.
The load reduction that a pulley system can achieve is proportional to the number of ropes used to support it. Although most utility pulley systems use only 4 ropes, the theoretical maximum load reduction is a quarter of the actual load. In other words, the four-wheel system only reduces the weight of a 1,000-pound load by a quarter. That would require 167 pounds of force, a far cry from the 500-pound load a single pulley system can achieve.
The mechanical advantage of a pulley system can be calculated by calculating the ratio between the forces exerted on each wire. For example, a 90-kilogram load is supported by 3 ropes, each weighing about 30-5 pounds. The ropes on pulleys A and B each carry a load of 60 kg. Using this formula, a single pulley system will yield a mechanical advantage over 2 tractors.
To calculate the force required to pull the rope over the pulley, measure the angle and deflection between the ropes. The deflection angle when added to the included angle should equal 180 degrees. A 75 degree angle requires 159% of the load force. This means a total load multiplier of four. This formula is an important tool for calculating the force multiple of the pulley.
pulley

Disadvantages of fixed pulleys

There are 2 basic types of pulleys: movable and fixed. Active pulleys are more advanced, allowing the pulley to move according to the load. They reduce the force required to lift the load. Active roller pulleys are more compact and therefore take up less space. Both types are good for lifting heavier objects, but they each have their pros and cons.
Fixed wheel pulleys can be used to lift heavy objects. This type of pulley consists of a wheel with a fixed shaft that has grooves on its edges for guiding ropes or cables. This is a simple machine as no motor or engine is required to lift objects. When 2 or more wheels are used together, the ropes around the wheels form a powerful hoist.
Single wheel pulleys are not suitable for lifting. They tend to push things down. Also, they are unreliable because they rely on friction and can slip. Also, a single wheel pulley would require a lot of space. Another disadvantage of fixed-wheel pulleys is that they make it difficult to move heavy objects easily. Single fixed-wheel pulleys also tend to slip easily, making them a poor choice for many applications.
Fixed wheel pulleys are also easier to install and maintain than manually operated ones. It requires less space and lubrication than manual pulleys. Manual pulleys can cause injury because the operator will be lifting the full weight of the heavy object. Additionally, rope slippage can lead to muscle strains and rope burns. And the system requires frequent maintenance.

China Good quality Pulling Winch Lever Hoist 1.5 Ton Chain Pulley Block with high quality