China Good quality Good Quality Labor-Saving Double Wheel Ring Crane Pulley with Shackle pulley drive

Product Description

Product Description

Good Quality Labor-Saving Double Wheel Ring Crane Pulley With Shackle

Labor-Saving Double Wheel Ring Crane Pulley With Shackle is Widely Used in American, Asian as well as the Mid East.  It is 1 kind of most popular Cable Pulley Block all over the world.  The size is from 375mm-845mm. NOTE *Special marks can be made according to customers' requirments. *Special package can be made according to customers' requirements. *We also offer steel wire rope, wire rope thimble, wire rope sleeve, high quality Chains, connecting link, eye ling hook, eye self locking hook, master link, master link assembly, welded master link, welded master link assembly, CHINAMFG link, etc.

    

Product Parameters

Labor-Saving Double Wheel Ring Crane Pulley With Shackle

CODE W.L.L/ton LENGTH/mm WIDTH/mm SIDE/mm DIAM OF ROPE/mm TEST LOAD/kn WEIGHT/kgs
HYR12-4701 1T 375 98 78 6.2~7.7 16 3.15
HYR12-4702 2T 420 116 94.5 7.7~11 32 6
HYR12-4703 3.2T 590 152 118 11~14 51 11
HYR12-4704 5T 625 176 136 12.5~15.5 80 20
HYR12-4705 8T 820 212 165 15.5~18.5 128 35
HYR12-4706 10T 845 236 180 17~20 160 47

Certifications

Packaging & Shipping

Payment Term

Exhibition

Our Factory

Established in 1984 with a focus on rigging hardware, chain, wire rope sling and assembly fabrication, CHINAMFG MACHINERY CO.LTD.has evolved to become a full service supplier in distributing steel wire ropes, lifting slings, and rigging hardware to serve our clients needs in the Oil and Gas, Crane and Rigging,Stevedoring, Marine and General Construction industries. Besides we are also dealing with fasteners and other construction products to meet the requirements from our customers in this line.

Our brands CHINAMFG has earned highly reputation from our customers all over the world. Our clients have appreciated our time tested maxim of delivering products and services with honesty and integrity and in return it is our clients which have made possible the growth of our Company to the level it is today. In order to meet the growth of our customer needs we have recently acquired a larger more modern warehouse and production facilities, updated and expanded our range of wire rope assembly production equipment, increased and broadened our already comprehensive inventory, and expanded our sales and fabrication departments, with competent and reliable wire rope professionals

By entering our web site you will be given an idea of our stock range of products, which we feel is a good balance of the items most frequently requested by our Clients. Kindly note that there are numerous products and services that are not shown at this time, so if you do not see the product you are looking for on the site, please contact our sales office directly.We will be adding even more products, product features, safety and technical information to the site, in the very near future.

HONYUAN people warmly welcomed your visit to our factory and discuss face to face, thank You!

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Certification: CE, ISO
Manufacturing Process: Casting
Material: Carbon Steel
Samples:
US$ 50/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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

crane pulley

Can crane pulleys be retrofitted or upgraded in existing crane systems?

Yes, crane pulleys can be retrofitted or upgraded in existing crane systems to improve their performance, capacity, and functionality. Here's a detailed explanation:

Crane pulleys are versatile components that can be modified or replaced to meet changing requirements or address specific limitations of existing crane systems. Retrofitting or upgrading crane pulleys can offer several benefits without the need for complete crane replacement. Here are some key points to consider:

  • Compatibility: When considering retrofitting or upgrading crane pulleys, it is essential to ensure compatibility with the existing crane system. Factors such as load capacity, crane type, hoist mechanism, and structural constraints should be taken into account. Consulting the crane manufacturer or a qualified engineer can help determine the feasibility of retrofitting or upgrading the pulley system.
  • Load Capacity Enhancement: Retrofitting or upgrading crane pulleys can increase the load capacity of the crane system. By replacing existing pulleys with those designed for higher load capacities or incorporating additional sheaves into the pulley system, the crane can handle heavier loads. This upgrade can be particularly beneficial when the existing crane is no longer capable of meeting the increased demands of a specific application or industry.
  • Improved Efficiency and Control: Upgrading crane pulleys can enhance the efficiency and control of material handling operations. Pulley systems with advanced features, such as adjustable positioning, swivel capabilities, or variable speed controls, can improve load control, positioning accuracy, and overall operation efficiency. These upgrades allow for more precise and smoother movements, reducing the risk of accidents and optimizing productivity.
  • Enhanced Safety: Retrofitting or upgrading crane pulleys can also contribute to improved safety in existing crane systems. New pulley systems may incorporate advanced safety features, such as load limiters, anti-sway systems, or emergency stop mechanisms. These safety enhancements can help prevent overloading, minimize load swing, and provide additional layers of protection for the crane, load, and personnel involved in the lifting operation.
  • Adapting to Changing Needs: Retrofitting or upgrading crane pulleys allows crane systems to adapt to changing operational requirements or industry standards. For example, if new regulations or safety standards are introduced, retrofitting the pulley system can help ensure compliance. Additionally, modifications to the pulley system can enable cranes to handle different types of loads, accommodate specialized lifting attachments, or meet specific project demands.
  • Professional Assistance: Retrofitting or upgrading crane pulleys should be carried out by qualified professionals with expertise in crane systems and mechanical engineering. Consulting with crane manufacturers, engineering firms, or specialized crane service providers can help determine the most suitable pulley upgrades or modifications for the existing crane system. These experts can assess the compatibility, perform necessary calculations, and ensure that the retrofit or upgrade is carried out safely and in compliance with relevant regulations.

In conclusion, crane pulleys can be retrofitted or upgraded in existing crane systems to enhance load capacity, improve efficiency and control, enhance safety, and adapt to changing needs. However, it is crucial to evaluate compatibility, seek professional assistance, and adhere to applicable regulations when considering such modifications. With proper planning and execution, retrofitting or upgrading crane pulleys can extend the lifespan and functionality of existing crane systems, providing cost-effective solutions for improving material handling capabilities.

crane pulley

What is the significance of proper cable lubrication and tensioning in crane pulley systems?

Proper cable lubrication and tensioning are of significant importance in crane pulley systems. Here's a detailed explanation:

Cable lubrication and tensioning play crucial roles in ensuring the smooth operation, longevity, and safety of crane pulley systems. Here are the key significance of proper cable lubrication and tensioning:

  • Reduced Friction: Proper cable lubrication helps reduce friction between the cable and the sheaves in the pulley system. Friction can cause excessive wear on the cable, leading to premature failure and decreased overall system efficiency. Lubrication creates a thin film on the cable surface, minimizing frictional forces and allowing the cable to move smoothly through the pulley grooves. This reduces wear on the cable and the sheaves, prolonging their lifespan.
  • Prevention of Corrosion: Cable lubrication also helps protect the cable from corrosion. In outdoor or marine environments, cables are exposed to moisture, humidity, and other corrosive elements. Proper lubrication forms a protective barrier around the cable, preventing moisture from penetrating the strands and reducing the risk of corrosion. Corrosion weakens the cable's structural integrity, compromising its load-bearing capacity and posing a safety hazard.
  • Optimized Tension: Proper cable tensioning is essential for the safe and efficient operation of crane pulley systems. The tension in the cable affects the system's ability to lift and move loads effectively. Insufficient tension can result in slippage or inadequate grip on the sheaves, leading to unstable lifting and potential load drops. On the other hand, excessive tension can strain the cable, sheaves, and other components, increasing the risk of failure. Proper tensioning ensures that the cable is securely engaged with the sheaves, providing reliable and controlled load handling.
  • Enhanced Safety: By maintaining proper cable lubrication and tensioning, the overall safety of the crane pulley system is improved. Adequate lubrication reduces the likelihood of cable damage or failure due to excessive wear or corrosion. It minimizes the risk of sudden cable slippage or unexpected cable snaps, which can result in accidents or injuries. Proper tensioning ensures stable and controlled load handling, reducing the chances of load drops or uncontrolled movements that could endanger personnel or property.
  • Extended Component Lifespan: Proper cable lubrication and tensioning contribute to the longevity of the pulley system components. By reducing friction and wear, lubrication helps prolong the lifespan of the cable and the sheaves. It minimizes the need for frequent cable replacements and reduces maintenance costs. Additionally, optimized tensioning prevents excessive stress on the cable and other components, reducing the risk of premature failures and extending the overall lifespan of the pulley system.

In summary, proper cable lubrication and tensioning are significant for crane pulley systems. They reduce friction, prevent corrosion, optimize tension, enhance safety, and extend the lifespan of the components. By implementing regular maintenance practices to ensure proper lubrication and tensioning, crane operators can maximize the reliability, efficiency, and safety of the pulley system, contributing to successful lifting operations.

crane pulley

What is a crane pulley, and how is it used in lifting and hoisting operations?

A crane pulley is a type of pulley specifically designed for lifting and hoisting operations in crane systems. It plays a crucial role in the mechanical advantage and efficiency of the lifting process. Here's a detailed explanation of what a crane pulley is and how it is used in lifting and hoisting operations:

Definition and Design:

A crane pulley is a wheel or a set of wheels with a grooved rim designed to guide and support a lifting cable or rope. It typically consists of a central axle, known as the sheave, mounted on a frame or housing. The sheave has a groove around its circumference to accommodate the lifting cable or rope. The design of the pulley may vary depending on the specific crane system, load capacity, and application requirements.

Mechanical Advantage:

The primary purpose of a crane pulley is to provide a mechanical advantage in lifting and hoisting operations. By utilizing a combination of fixed and movable pulleys, the pulley system effectively multiplies the force applied by the crane operator. This mechanical advantage allows for the lifting of heavier loads with reduced effort. The number and arrangement of pulleys in the system determine the degree of mechanical advantage achieved. Common configurations include single pulley, double pulley, and multiple pulley systems.

Load Distribution:

A crane pulley helps distribute the load evenly across the lifting cable or rope. As the cable wraps around the sheave, the load is spread over a larger surface area, reducing the stress and potential wear on the cable. This load distribution is essential for maintaining the integrity and safety of the lifting system. The groove on the sheave ensures that the cable remains properly aligned and securely seated during the lifting operation.

Directional Changes:

In lifting and hoisting operations, a crane pulley is also used to change the direction of the lifting force. By redirecting the cable or rope, the pulley allows the load to be lifted vertically or moved horizontally as required. This directional flexibility is particularly useful in complex lifting scenarios where precise positioning or maneuvering of the load is necessary.

Wire Rope Support and Protection:

A crane pulley provides support and protection to the wire rope or lifting cable. The groove on the sheave prevents the rope from slipping or twisting during the lifting process. It also minimizes friction between the rope and the pulley, reducing wear and extending the rope's lifespan. Some crane pulleys incorporate additional features such as bearings or bushings to further enhance the smooth operation of the pulley system.

Application in Crane Systems:

Crane pulleys are integral components of various crane systems, including overhead cranes, tower cranes, mobile cranes, and gantry cranes. These systems are commonly used in construction sites, manufacturing facilities, ports, and other industrial settings for lifting and moving heavy loads. The crane pulley, along with other components such as the hoist motor, wire rope, and control mechanisms, enables precise and controlled lifting operations.

In summary, a crane pulley is a specialized pulley used in lifting and hoisting operations. It provides a mechanical advantage, distributes the load, changes the direction of the lifting force, and supports the wire rope or lifting cable. Crane pulleys are essential components in crane systems and play a crucial role in ensuring the efficiency, safety, and effectiveness of lifting operations.

China Good quality Good Quality Labor-Saving Double Wheel Ring Crane Pulley with Shackle   pulley driveChina Good quality Good Quality Labor-Saving Double Wheel Ring Crane Pulley with Shackle   pulley drive
editor by CX

2024-04-03

Crane pulley

As one of the crane pulley manufacturers, suppliers, and exporters of mechanical products, We offer crane pulley and many other products.

Please get in touch with us for details.

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