China manufacturer Promotion Heavy Duty Lifting Vc 5ton Hand Manual Chain Hoist Pulley Block with Good quality

Product Description

Products Description
High quality VC model manual chain hoist lifting equipment
APPLICATION
Make by Standard:EN13157
The VC Series Chain Hoist is a portable lifting device operated by hand chain.It is suitable for use in factories, mines, farms, construction sites,wharvs,docks and warehouses for installation of equipment, as well as for loading and unloading goods.It is specially advantageous for lifting work in the open air and places where no power supply is available.
The chain hoist can be attached to a trolly of any type as a traveling chain hoist.
It is suitable to monorail overhead conveying system,hand reavelling crance and jib crane.
FEATURES
1.Safe,reliable in operation with minimun maintenance.
2.High efficiency and small handpull.
3.Double-pawl brake system desigend for safety and reliability.
4.Heat treated steel plates,gears and shafts for enhanced strength;Forget upper,lower hooks with forged steel safety latches;High Tensile Alloy Steel Chain.
5.Safety factor:4 to 1.
6.Fatigue tested at 1.5 times of working load limit to 2000 cycles.

 

Model   VC-0.5A VC-1A VC-1.5A VC-2A VC-3A
Capacity(t)   0.5 1 1.5 2 3
Standard lift(m)   2.5 2.5 2.5 3 3
Running test load(t)   7.5 15 22.5 45 45
Effort requied to lift max.load(N)   200 320 360 364 385
No.of colums of load chain   1 1 1 1 2
Load chain dia.(mm)   5 6 7.1 8 7.1
Net Weight(kg)   8.4 11 16.2 18.5 25.6
Packing measurements(L×W×H)(cm)   22×15×19.5 23×18×19.5 28×21×24 28×21×24 32×21×26
Ectre weight per meter of extra lift(kg)   1.7 1.7 2.3 2.3 3.7
Dimensions(mm) a 131 140 161 161 161
  b 127 158 187 187 210
  c 270 317 399 414 465
  d 35 40 45 50 58
  k 30 34 38 41 48

 

Model   VC-5A VC-10A VC-20A VC-30A
Capacity(t)   5 10 20 30
Standard lift(m)   3 3 3 3
Running test load(t)   62.5 125 250 375
Effort requied to lift max.load(N)   435 435 504×2 504×2
No.of colums of load chain   2 4 8 12
Load chain dia.(mm)   9 9 9 9
Net Weight(kg)   42.8 79.5 193 160
Packing measurements(L×W×H)(cm)   40×21×21 64×21×21 64×38×64 72×50×58
Ectre weight per meter of extra lift(kg)   5.6 9.7 19.4 26.4
Dimensions(mm) a 186 207 215 350
  b 253 398 650 680
  c 636 798 890 1380
  d 64 85 110 110
  k 52 64 85 85

Details Images

The Quality comparison of spare parts

Customized Service

Production process

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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.

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Warranty: 12months
Application: Double Beam Crane, Gantry Crane, Bridge Crane, Tower Crane, Single Grinder Crane, Lifting Platform, Small Crane
Type: Chain Hoist
Samples:
US$ 184.50/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Customized Request

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

heavy duty pulley

What role do heavy-duty pulleys play in construction and heavy equipment operations?

Heavy-duty pulleys play a crucial role in construction and heavy equipment operations, contributing to the safe and efficient handling of materials, equipment, and components. These specialized pulleys are designed to withstand the demanding conditions encountered in construction sites and heavy equipment applications. Here’s a detailed explanation of the role heavy-duty pulleys play in construction and heavy equipment operations:

Lifting and Hoisting:

Heavy-duty pulleys are commonly used in lifting and hoisting applications in construction and heavy equipment operations. They form an integral part of lifting systems such as cranes, winches, and hoists. By providing mechanical advantage and load distribution, pulleys enable the lifting of heavy loads with reduced effort and increased safety. Heavy-duty pulleys with their larger sheave diameters and reinforced construction can handle the substantial weights involved in lifting and hoisting operations.

Load Transportation:

Transporting heavy loads within construction sites or on heavy equipment often requires the use of heavy-duty pulleys. These pulleys are utilized in systems such as conveyors, bucket elevators, and material handling equipment. Heavy-duty pulleys allow for the smooth and controlled movement of materials, whether it’s transferring bulk materials, loading/unloading equipment, or transporting components. Their increased load-bearing capacity and durability ensure reliable and efficient load transportation, minimizing downtime and increasing productivity.

Equipment Control and Functionality:

Heavy-duty pulleys play a role in controlling and enabling the functionality of various equipment and machinery in construction and heavy equipment operations. They are employed in systems such as belt drives and power transmissions. By transferring power and torque, pulleys enable the rotation and movement of equipment components, such as wheels, tracks, and blades. Heavy-duty pulleys ensure reliable power transmission, allowing equipment to perform its intended functions effectively and efficiently.

Wire and Cable Handling:

Construction and heavy equipment operations often involve the use of wire ropes, cables, and winches for tasks like lifting, pulling, or securing loads. Heavy-duty pulleys are integral components of these wire and cable handling systems. They provide a smooth and controlled path for the wire or cable, reducing friction and wear. Additionally, heavy-duty pulleys with their larger sheave diameters help minimize stress concentration on the wire or cable, ensuring safe and reliable operation even under high loads.

Load Stabilization and Balance:

When dealing with heavy loads in construction and heavy equipment operations, load stabilization and balance are crucial for safety and operational efficiency. Heavy-duty pulleys contribute to load stabilization by distributing the weight evenly and minimizing load shifting during lifting, transportation, or equipment operation. This helps prevent accidents, equipment damage, and instability during critical tasks.

Safety and Risk Mitigation:

Heavy-duty pulleys play a significant role in enhancing safety and mitigating risks in construction and heavy equipment operations. Their robust construction, reinforced design, and load-bearing capacity ensure the reliable handling of heavy loads, reducing the risk of accidents or equipment failure. Additionally, heavy-duty pulleys can incorporate safety features such as guards, emergency stop mechanisms, or overload protection systems to further enhance operational safety.

Overall, heavy-duty pulleys are essential components in construction and heavy equipment operations. They enable lifting and hoisting, facilitate load transportation, contribute to equipment control and functionality, handle wire and cable systems, ensure load stabilization and balance, and enhance safety. The specialized design and durability of heavy-duty pulleys make them indispensable in handling the demanding tasks and heavy loads encountered in construction and heavy equipment operations, ultimately contributing to the successful completion of projects and the efficiency of operations.

heavy duty pulley

What is the significance of proper pulley alignment and tensioning in heavy-duty applications?

In heavy-duty applications, proper pulley alignment and tensioning are of paramount importance. Correct alignment and tensioning of pulleys contribute to the reliable and efficient operation of machinery, minimize wear and tear, reduce energy consumption, and enhance overall safety. Here’s a detailed explanation of the significance of proper pulley alignment and tensioning in heavy-duty applications:

  • Reduced Wear and Tear: Proper pulley alignment and tensioning help minimize wear and tear on belts, ropes, pulleys, and other related components. Misaligned pulleys can cause belts or ropes to run off track, resulting in excessive friction, wear, and premature failure. Tensioning belts or ropes within the recommended range ensures optimal power transmission and prevents slippage, reducing the likelihood of belt or rope damage. By maintaining proper alignment and tension, heavy-duty applications can significantly extend the lifespan of these components, reducing maintenance costs and downtime.
  • Enhanced Energy Efficiency: Proper pulley alignment and tensioning contribute to improved energy efficiency in heavy-duty applications. Misaligned pulleys create additional friction and resistance, requiring more energy to overcome the inefficiencies. When pulleys are properly aligned and tensioned, the power transmission between the driving and driven components is optimized, resulting in reduced energy consumption. By ensuring efficient power transfer, heavy-duty applications can achieve energy savings and lower operational costs.
  • Prevention of Belt or Rope Damage: Misaligned or improperly tensioned pulleys can cause excessive stress and strain on belts or ropes, leading to accelerated wear, stretching, or even breakage. Proper alignment and tensioning help distribute the load evenly across the belts or ropes, preventing localized stress concentrations. By avoiding belt or rope damage, heavy-duty applications can maintain continuous operation, minimize unplanned downtime, and prevent costly repairs or replacements.
  • Optimized Performance: Proper pulley alignment and tensioning contribute to optimized performance of heavy-duty machinery. Misaligned pulleys can result in vibration, noise, or unstable operation, affecting the overall performance of the system. In contrast, properly aligned and tensioned pulleys ensure smooth and consistent power transmission, minimizing vibrations and noise. This promotes stable and reliable operation, allowing heavy-duty applications to achieve their desired output with precision and consistency.
  • Improved Safety: Proper pulley alignment and tensioning play a crucial role in ensuring the safety of heavy-duty applications. Misaligned pulleys can lead to unexpected belt or rope dislodgment, posing a safety hazard to nearby personnel or equipment. Additionally, excessive belt or rope tension caused by improper tensioning can increase the risk of sudden failure, potentially resulting in accidents or injuries. By maintaining proper alignment and tension, heavy-duty applications can mitigate these safety risks, providing a secure working environment for operators and other personnel.
  • Extended Component Lifespan: Proper pulley alignment and tensioning contribute to the extended lifespan of various components in heavy-duty applications. Misalignment and improper tensioning can accelerate wear and damage not only to belts or ropes but also to pulley bearings, shafts, seals, and other related parts. By ensuring proper alignment and tension, heavy-duty applications can reduce the stress and strain on these components, minimizing the risk of premature failure and extending their operational lifespan.

In summary, proper pulley alignment and tensioning are crucial in heavy-duty applications. They minimize wear and tear, enhance energy efficiency, prevent belt or rope damage, optimize performance, improve safety, and extend the lifespan of components. Implementing regular maintenance practices to ensure proper alignment and tensioning of pulleys is essential for maximizing the reliability, efficiency, and safety of heavy-duty machinery and equipment.

heavy duty pulley

Can you explain the components and design features of a heavy-duty pulley?

A heavy-duty pulley comprises several components and design features that contribute to its robustness, load-bearing capacity, and durability. These elements are specifically engineered to withstand the demands of heavy loads and challenging operating conditions. Here is a detailed explanation of the components and design features of a heavy-duty pulley:

  1. Sheaves: Sheaves, also known as pulley wheels, are the circular grooved components that the rope or cable wraps around. In a heavy-duty pulley, the sheaves are typically larger in diameter compared to standard pulleys. The larger sheaves provide a larger contact area for the rope or cable, distributing the load more effectively and reducing stress concentration. They also allow for the use of thicker and stronger ropes or cables, further enhancing the load-bearing capacity of the pulley.
  2. Bearings: Bearings are critical components that support the rotation of the sheaves. In heavy-duty pulleys, the bearings are designed to handle higher loads and provide smooth operation under heavy load conditions. They are often larger and more robust compared to bearings used in standard pulleys. Heavy-duty pulleys may incorporate sealed or shielded bearings to protect against contaminants and ensure reliable performance in harsh environments.
  3. Hubs: The hub is the central part of the pulley where the sheaves and bearings are mounted. In heavy-duty pulleys, the hubs are typically reinforced or made from high-strength materials to withstand the forces and stresses associated with heavy loads. The reinforced hubs enhance the structural integrity of the pulley, reducing the risk of deformation or failure under load.
  4. Construction Materials: Heavy-duty pulleys are constructed using materials that offer high strength and durability. Common materials include steel and cast iron, which provide excellent load-bearing capacity and resistance to wear and corrosion. These materials ensure that the pulley can withstand the demanding conditions encountered in lifting and material handling applications, making the pulley more reliable and long-lasting.
  5. Reinforced Structure: Heavy-duty pulleys often feature a reinforced structure to withstand the forces exerted by heavy loads. This can include thicker walls, additional bracing, or ribbing to enhance the strength and rigidity of the pulley. The reinforced structure helps distribute the load more evenly and reduces the risk of deformation or failure, ensuring the pulley can handle heavy loads safely.
  6. Protective Coatings: Heavy-duty pulleys may have protective coatings to enhance their resistance to wear, abrasion, and corrosion. These coatings can include powder coating, zinc plating, or other specialized coatings that provide an extra layer of protection. The protective coatings extend the lifespan of the pulley and improve its performance in challenging operating environments.
  7. Specialized Features: Depending on the specific application, heavy-duty pulleys may incorporate specialized features to optimize their performance. This can include sealed bearings for improved protection against contaminants, precision machining for smoother operation, or customized design elements to meet industry or application-specific requirements. These specialized features enhance the functionality and reliability of the pulley in its intended application.

In summary, the components and design features of a heavy-duty pulley include larger sheaves, robust bearings, reinforced hubs, high-strength construction materials, a reinforced structure, protective coatings, and specialized features. These elements work together to provide increased load-bearing capacity, durability, and reliability, making heavy-duty pulleys suitable for demanding lifting and material handling applications.

China manufacturer Promotion Heavy Duty Lifting Vc 5ton Hand Manual Chain Hoist Pulley Block   with Good quality China manufacturer Promotion Heavy Duty Lifting Vc 5ton Hand Manual Chain Hoist Pulley Block   with Good quality
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