China best Sheave Pulley Plastic Elevator Deflector Sheave with Bearing pulley and belt

Product Description

Elevator Sheave

1.Cast iron and MC Nylon types

2.Various specifications of elevator sheave                           

 Elevator pulley sheave, Elevator traction sheave, Elevator guiding pulley, Elevator guiding sheave, Elevator couterweight sheave, Elevator CW sheave,Traction Sheave

Nova has been supplying various specifications and types of elevator sheave in big volume every year as per customers’ request.

 

 

model Diameter Aperture Number Rope Slot Pitch Thickness Thickness Rated Bearing
of slots load
  D E N d P H h Q  
NV-240-01 φ240 80 2 6.5 10 42 60 ≤450KG 6206
NV-240-02 80 3 6.5 10 42 80 ≤800KG 6208
NV-240-03 90 4 6.5 10 52 80 6210
NV-240-04 110 5 6.5 10 65 80 ≤1000KG 6212
NV-320-01 φ320 110 3 8 12 52 80 ≤630KG 6212
NV-320-02 13
NV-320-03 4 8 12 65 80 ≤800KG
NV-320-04 13
NV-320-05 5 8 12 72 80
NV-320-06 13
NV-320-07 130 6 8 12 90 95 ≤1600KG 6312
NV-320-08 13
NV-320-09 140 7 8 12 104 95 ≤1600KG 6216
NV-320-10 13
NV-320-11 8 8 12 115 120
NV-320-12 13
NV-360-01 φ360 110 3 8 12 52 80 ≤630KG 6212
NV-360-02 3 9 13
NV-360-03 4 8 12 65 80
NV-360-04 4 9 13
NV-360-05 5 8 12 78 95 ≤1000KG
NV-360-06 5 9 13
NV-360-07 130 6 8 12 90 95 ≤1600KG 6312
NV-360-08 6 9 13
NV-360-09 140 7 8 12 108 95 ≤1500KG 6313
NV-360-10 7 9 13
NV-360-11 150 8 8 12 115 115 6314
NV-360-12 8 9 13
NV-400-01 φ400 110 3 8 12 60 80 ≤1000KG 6212
NV-400-02 3 8 13
NV-400-03 3 10 15
NV-400-04 3 10 16
NV-400-05 4 8 12
NV-400-06 4 8 13
NV-400-07 4 10 15 70 95
NV-400-08 4 10 16
NV-400-09 5 8 12
NV-400-10 5 8 13
NV-400-11 φ130 5 10 15 90 95 ≤1600KG 6312
NV-400-12 5 10 16
NV-400-13 6 8 12
NV-400-14 6 8 13
NV-400-15 6 10 15 105 95
NV-400-16 6 10 16
NV-400-17 7 8 12
NV-400-18 7 8 13
NV-400-19 φ140 7 10 15 124 120 ≤2000KG 6313
NV-400-20 7 10 16
NV-400-21 8 8 12
NV-400-22 8 8 13
NV-400-23 8 10 15 140 120
NV-400-24 8 10 16
NV-400-25 9 8 12
NV-400-26 9 8 13
NV-440-01 φ440 φ110 3 10 15 60 80 ≤1000KG 6212
NV-440-02 3 10 16
NV-440-03 4 8 12
NV-440-04 4 8 13
NV-440-05 φ130 4 10 15 72 95 ≤1600KG 6312
NV-440-06 4 10 16
NV-440-07 5 8 12
NV-440-08 5 8 13
NV-440-09 5 10 15 90 95
NV-440-10 5 10 16
NV-440-11 6 8 12
NV-440-12 6 8 13
NV-440-13 φ140 6 10 15 105 95 ≤2000KG 6313
NV-440-14 6 10 16
NV-440-15 7 8 12
NV-440-16 7 8 13
NV-480-01 φ480 φ110 3 10 15 60 80 ≤1000KG 6212
NV-480-02 3 10 16
NV-480-03 4 8 12
NV-480-04 4 8 13
NV-480-05 φ130 4 10 15 72 95 ≤1600KG 6312
NV-480-06 4 10 16
NV-480-07 5 8 12
NV-480-08 5 8 13
NV-480-09 5 10 15 90 95
NV-480-10 5 10 16
NV-480-11 6 8 12
NV-480-12 6 8 13
NV-480-13 φ140 6 10 15 105 95 ≤2000KG 6313
NV-480-14 6 10 16
NV-480-15 7 8 12
NV-480-16 7 8 13
NV-520-01 φ520 φ130 3 13 20 70 95 ≤1000KG 6312
NV-520-02 4 10 15
NV-520-03 4 10 16
NV-520-05 4 13 20 90 95
NV-520-06 5 10 15
NV-520-07 5 10 16
NV-520-08 5 13 20 108 95 ≤1600KG 6312
NV-520-09 6 10 15
NV-520-10 6 10 16
NV-520-11 φ140 6 13 20 128 120 ≤2000KG 6313
NV-520-12 7 10 15
NV-520-13 7 10 16
NV-520-14 φ150 8 13 20 168 148 ≤3000KG 6314
NV-520-15 10 10 15
NV-520-16 10 10 16
NV-640-01 φ640 φ160 5 16 25 132 120 ≤3000KG 6315
NV-640-02 6 13 20
NV-640-03 φ170 6 16 25 160 140 ≤5000KG 6316
NV-640-04 7 13 20

Packaging & Shipping

 

Company Information

Our Service

FAQ

1. Price
Re: please send us inquiry from Made in China, we will qutoe to you within 24 hours. It’s more convenient and appreciated for us if you provide your company details and your detail inquiry for with elevators.

2. Payment term
Re: T/T or L/C at sight. 

3. Installation&Maintaining
Re: We will send installation&maintaining manual along with the with elevator.
Our sugguestion is to hire a professional local company for installation and future maintaining,
once you need any technical assistant from us, just don’t hesitate to contact us by mail or phone.
Technician will be sent to the job site if necessary.
 

4. Shipping&price term
Re: Both FOB/CIF/CFR  price term are ok, we have reliable forwarder helping arrange the shipment for you.

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Type: Elevator Sheave
Suitable for: Elevator
Load Capacity: 3000kg
Persons: 6-10
Speed: 1.00-2.00m/s
Drive Mode: AC

pulley

What impact does sheave design have on cable and rope performance?

The design of sheaves has a significant impact on the performance of cables and ropes. Here’s a detailed explanation of how sheave design influences cable and rope performance:

  • Reduced Wear: A well-designed sheave minimizes wear on cables and ropes. The groove depth and shape should be compatible with the cable or rope diameter, preventing excessive friction and abrasion. Smooth and rounded groove profiles are often preferred to reduce stress concentrations and extend the lifespan of the cable or rope.
  • Proper Alignment: Sheave design ensures proper alignment of cables and ropes. The groove width and shape should match the cable or rope diameter to maintain consistent contact and prevent slippage. Correct alignment minimizes stress concentrations, reduces wear, and optimizes power transmission efficiency.
  • Reduced Bending Stress: Sheave diameter influences the bending radius of the cable or rope as it wraps around the sheave. A larger sheave diameter results in a larger bending radius, reducing the bending stress on the cable or rope. By selecting an appropriate sheave diameter, the risk of premature fatigue or failure due to excessive bending can be minimized.
  • Optimized Load Distribution: The groove depth and profile affect how the load is distributed across the cable or rope. A well-designed sheave ensures even load distribution, reducing the risk of localized stress concentrations that can lead to premature failure. Proper load distribution helps maximize the strength and durability of the cable or rope.
  • Enhanced Grip and Traction: The groove depth and shape of the sheave play a role in providing grip and traction for the cable or rope. A deeper groove with an appropriate profile enhances the engagement between the sheave and the cable or rope, reducing the likelihood of slippage, especially under heavy loads or during sudden movements.
  • Efficient Power Transmission: Sheave design impacts the efficiency of power transmission through the cable or rope. By selecting the appropriate sheave diameter and groove characteristics, the frictional losses can be minimized, resulting in more efficient transfer of force or motion.

Overall, sheave design has a direct influence on cable and rope performance. A well-designed sheave reduces wear, ensures proper alignment, minimizes bending stress, optimizes load distribution, enhances grip and traction, and promotes efficient power transmission. It is crucial to consider these factors when selecting or designing sheaves to maximize the performance and lifespan of cables and ropes in various applications.

pulley

What maintenance practices should be followed to ensure the reliability of sheaves?

To ensure the reliability of sheaves, proper maintenance practices should be followed. Regular maintenance helps to identify and address potential issues before they escalate, extends the service life of sheaves, and ensures optimal performance. Here are some maintenance practices that should be followed:

  • Inspection: Regularly inspect sheaves for signs of wear, damage, or misalignment. Look for cracks, chips, or deformations in the sheave body, as well as wear patterns on the groove surfaces. Inspect the bearings for any signs of wear or excessive play.
  • Cleaning: Keep the sheaves clean by removing dirt, dust, and debris. Accumulated debris can interfere with proper belt or rope alignment, increase friction, and cause premature wear. Use appropriate cleaning methods and avoid using harsh chemicals that could damage the sheave or its components.
  • Lubrication: Follow the manufacturer’s recommendations for lubrication. Proper lubrication reduces friction, minimizes wear, and helps maintain the smooth operation of the sheave. Apply lubricant to the bearings, ensuring they are adequately greased for optimal performance.
  • Alignment: Check the alignment of the sheaves regularly. Misaligned sheaves can cause belt or rope slippage, uneven wear, and increased stress on the system. Adjust the alignment as necessary to ensure proper belt tracking and minimize unnecessary strain on the sheave and associated components.
  • Tension: Maintain proper tension in the belts or ropes. Improper tension can lead to slippage, reduced power transmission, and accelerated wear. Follow the manufacturer’s recommendations for the appropriate tension level and adjust as needed.
  • Replacement: Replace sheaves or components that show significant wear, damage, or signs of fatigue. Continuing to use worn or damaged sheaves can compromise performance, increase the risk of system failure, and potentially cause damage to other components.

By following these maintenance practices, the reliability and longevity of sheaves can be ensured. Regular inspections, cleaning, lubrication, alignment checks, tension maintenance, and timely replacement of worn components contribute to the optimal performance and smooth operation of sheave systems.

pulley

What materials are typically used in the construction of sheaves?

Sheaves are constructed using a variety of materials, depending on the specific application and environmental factors. Here are some of the materials commonly used in the construction of sheaves:

  • Steel: Steel is a popular material for sheaves due to its strength, durability, and resistance to wear. It can handle heavy loads and high-speed applications, making it suitable for demanding industrial settings.
  • Cast Iron: Cast iron is another commonly used material for sheaves. It offers good strength and wear resistance and is particularly suitable for applications where shock absorption and vibration dampening are required.
  • Aluminum: Aluminum sheaves are lightweight, corrosion-resistant, and have good thermal conductivity. They are often used in applications where weight reduction is important, such as in aerospace and automotive industries.
  • Plastic: Certain types of plastics, such as nylon or high-density polyethylene (HDPE), are utilized in sheave construction. Plastic sheaves are lightweight, resistant to corrosion, and have low friction properties. They are commonly used in applications where noise reduction and non-magnetic properties are desired.
  • Bronze: Bronze sheaves are known for their excellent wear resistance and self-lubricating properties. They are commonly used in marine and offshore applications due to their corrosion resistance in saltwater environments.
  • Composite Materials: Composite materials, such as carbon fiber reinforced polymers (CFRP), are becoming increasingly popular for sheave construction. These materials offer high strength-to-weight ratios, excellent corrosion resistance, and reduced noise and vibration levels.

The choice of material depends on factors such as load capacity, operating conditions, environmental considerations, and cost. It is important to select the appropriate material to ensure the sheave can withstand the specific demands of the application.

China best Sheave Pulley Plastic Elevator Deflector Sheave with Bearing   pulley and belt	China best Sheave Pulley Plastic Elevator Deflector Sheave with Bearing   pulley and belt
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