China Hot selling Chain Pulley Block Manual Chain Hoist Lifting Hoist Hand Chain Winch pulley drive

Product Description

Chain Pulley Block Manual Chain Hoist Lifting Hoist Hand Chain Winch

Uses: Apply to lifting parts and traction. Tightening steel stranded wire, aluminum stranded wire and other kind wires.

Features: It has a great degree of expansion and save effort.


Technical Parameters

Item number Length of chain 2.5m(standard) 14281 14291 14301 14311
Length of chain 3m 14282 14292 14302 14312
Length of chain 4m 14283 14293 14303 14313
Length of chain5m 14284 14294 14304 14314
Length of chain 6m 14285 14295 14305 14315
Length of chain 8m 14286 14296 14306 14316
Length of chain 10m 14287 14297 14307 14317
Length of chain 12m 14288 14298 14308 14318
Rated load (kN) 5 10 15 20
Minimum distance between hooks(mm) 280 320 390 410
Number of load chain 1 1 1 1
Product weight with standard chain (kg) 10 12 19 20
Weight of 1m chain(kg) 1.7 1.7 2.3 2.3
Item number Length of chain 3m(standard) 14321 14331 14341 14351
Length of chain 4m 14322 14332 14342 14352
Length of chain5m 14323 14333 14343 14353
Length of chain 6m 14324 14334 14344 14354
Length of chain 8m 14325 14335 14345 15345
Length of chain 10m 14326 14336 14346 14356
Length of chain 12m 14327 14337 14347 14357
Model HS-3A HS-5A HS-10A HS-20A
Rated load (kN) 30 50 100 200
Minimum distance between hooks (mm) 485 600 820 1040
Number of load chain 2 2 4 8
Product weight with standard chain (kg) 27 45.5 83 193
Weight of 1m chain(kg) 3.7 5.6 9.7 19.4

To support the Transmission work, CHINAMFG Power has Tubular Gin Pole,  Hydraulic cable puller , wire rope pulley block,  hoisting tackle,  Wire rope gripper ,  Cable reel spool and stand – all are OEM and professionally produced per ISO 9001:2008, which are being sold to over more than 50 countries in the world. Some items like emergency restoration tower and crossing structure, we can customized, and the safety tools and accessories, are not demanded the MOQ. You can freely help you out either Tech issue or Products requirements. Pls approach us. Thanks.

1.Training and services.
Marshine is a company specializing in the development, designand manufacture of electrical construction equipment and tools.
We not only produce but also sell international standard products,OEM and custom products,and provide quality tracking and service monitoring.

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

3. Why do you choose us?
Because we can provide you with excellent service, high quality products and reasonable price. In addition, we can also provide smooth delivery of goods, excellent customer solutions.

4. Customer inquiry.
If there is an emergency, customers can also use ononline Chat methods (Skype,  ) for faster and better communication. Any enquiry will be answered within 12 working hours.

5. How to obtain samples?
We can provide free samples to the buyer for testing, but the buyer needs to pay the freight. Existing samples take 2-3 days. If there is no stock, we will advise the delivery date.

6. How about packing and shipping?
All goods will be packed in plywood boxes for safe, long haul transport. Support EXW, FOB, CIF, CFR terms.
Required documents such as packing list, commercial invoice, bill of lading, air waybill, CO, Form E, Form F etc will be provided.

Note: If you do not find the product you need, please feel free to contact us. We will provide the best quotation as soon as we verify your requirements.

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Type: Tightener
Certification: CE, ISO
Customized: Non-Customized
Condition: New
Feature: Antimagnetic
Rated Load (Kn): 5-20

winch pulley

What is the significance of proper winch pulley alignment in winching operations?

Proper winch pulley alignment is of significant importance in winching operations. Here is a detailed explanation:

Winch pulley alignment refers to the correct positioning and alignment of the winch pulleys with the cables, ropes, or straps used in winching operations. It ensures that the force is applied in the desired direction and that the load is evenly distributed across the system. The significance of proper winch pulley alignment can be understood through the following points:

  • Efficient Force Transmission: Proper winch pulley alignment ensures efficient force transmission from the winch to the load being lifted or pulled. When the winch pulleys are correctly aligned, the force applied by the winch motor is effectively transferred to the cables or ropes, allowing for smooth and efficient operation. Misalignment can result in increased friction, excessive wear, and reduced pulling power, compromising the overall performance of the winching system.
  • Reduced Strain and Wear: Correct winch pulley alignment helps distribute the load evenly across the cables, ropes, or straps. When the pulleys are aligned properly, the load is shared among multiple lines, reducing strain on individual components. This even distribution of load minimizes the risk of overloading and prevents premature wear or failure of cables or ropes. Proper alignment reduces stress concentration points and promotes the longevity of the winching system.
  • Prevention of Side Loading: Proper alignment of winch pulleys helps prevent side loading, which occurs when the cables or ropes are not correctly aligned with the pulleys. Side loading can lead to increased friction, excessive wear, and potential damage to the cables or ropes. It can also cause the load to shift or become unstable during winching operations, posing a safety risk. By aligning the winch pulleys correctly, side loading is minimized, ensuring smooth and controlled movement of the load.
  • Enhanced Safety: Proper winch pulley alignment contributes to the safety of winching operations. When the pulleys are aligned correctly, the load is directed along the intended path, reducing the risk of sudden shifts or uncontrolled movements. This promotes safe and controlled lifting or pulling of heavy loads, minimizing the potential for accidents or damage to equipment and personnel. Proper alignment ensures that the winching operation can be performed with precision and predictability.
  • Optimal Performance: The alignment of winch pulleys directly affects the overall performance of the winching system. Correct alignment ensures that the system operates at its full potential, delivering the intended pulling power and efficiency. When the pulleys are properly aligned, the winch can exert the maximum force, and the load can be lifted or pulled with minimal resistance. Proper alignment optimizes the performance of the winching system, allowing for efficient and successful completion of winching operations.
  • Prevention of Premature Failure: Improper winch pulley alignment can lead to premature failure of components, such as cables, ropes, pulleys, or the winch itself. Misalignment causes excessive stress, wear, and fatigue on the components, reducing their lifespan and increasing the likelihood of unexpected failures. Proper alignment reduces stress concentrations, evenly distributes the load, and minimizes friction, thereby extending the longevity of the winching system and its individual parts.

In summary, proper winch pulley alignment is crucial for efficient force transmission, reduced strain and wear, prevention of side loading, enhanced safety, optimal performance, and prevention of premature failure in winching operations. Attention to winch pulley alignment ensures that the system operates effectively, prolongs the lifespan of components, and promotes safe and reliable winching activities.

winch pulley

What safety considerations should be kept in mind when using winch pulleys?

When using winch pulleys, several safety considerations should be kept in mind to ensure safe and effective operation. Here are some important safety guidelines to consider:

  • Read and Follow Instructions: Always read and follow the manufacturer’s instructions and guidelines for the specific winch pulley being used. Familiarize yourself with the recommended operating procedures, load capacities, and any specific safety precautions provided by the manufacturer.
  • Inspect the Equipment: Before each use, thoroughly inspect the winch pulley and associated equipment for any signs of damage, wear, or defects. Check the cable, hooks, bearings, and other components for integrity and proper functioning. Do not use a winch pulley that shows signs of damage or wear, as it may compromise safety.
  • Ensure Proper Load Capacity: Ensure that the winch pulley is rated for the load capacity of the winch system. Exceeding the load capacity can lead to equipment failure and pose a safety hazard. Refer to the manufacturer’s specifications to determine the appropriate load capacity for the winch pulley.
  • Use Appropriate Personal Protective Equipment (PPE): Wear appropriate personal protective equipment, such as gloves and safety goggles, when operating winch pulleys. PPE can protect against potential injuries from sharp edges, flying debris, or accidental slippage. Follow any additional PPE recommendations provided by the manufacturer.
  • Secure Anchor Points: Ensure that anchor points, such as trees, posts, or vehicle recovery points, are secure and capable of withstanding the anticipated load. Weak or unstable anchor points can lead to equipment failure, causing injury or property damage. Use appropriate straps, hooks, or attachments to secure the winch pulley to the anchor points.
  • Proper Rigging: Rig the winch pulley properly, following industry best practices and guidelines. Use suitable cables, ropes, or straps that are in good condition and have adequate strength. Ensure that the rigging is free from knots, twists, or tangles that could compromise the strength or smooth operation of the winch pulley.
  • Keep Clear of the Line: Maintain a safe distance from the winch pulley and the winch cable during operation. Never place any body parts or loose clothing near the winch pulley or cable while it is under tension. The winch cable can snap under high tension, causing severe injuries. Always be aware of your surroundings and keep bystanders at a safe distance.
  • Control the Load: Exercise caution and control when operating the winch pulley. Avoid sudden or jerky movements that can cause the load to shift or the winch cable to become entangled. Maintain a steady and controlled pace while operating the winch pulley to minimize the risk of accidents or equipment damage.
  • Regular Maintenance: Perform regular maintenance on the winch pulley and associated equipment as recommended by the manufacturer. This may include lubrication, cleaning, and inspection of all components. Proper maintenance ensures the longevity, reliability, and safety of the winch pulley.
  • Training and Experience: Ensure that operators have proper training and experience in using winch pulleys. Familiarize yourself with the equipment and its operation before attempting any winching tasks. If you are unsure about how to safely use a winch pulley, seek guidance from a qualified professional.

By following these safety considerations, you can minimize the risks associated with using winch pulleys and ensure safe and efficient operation. Prioritizing safety is crucial to protect yourself, others, and the equipment involved in winching operations.

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 Hot selling Chain Pulley Block Manual Chain Hoist Lifting Hoist Hand Chain Winch   pulley driveChina Hot selling Chain Pulley Block Manual Chain Hoist Lifting Hoist Hand Chain Winch   pulley drive
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