Product Description
Single Bearing Trapezoid Gate Wheel
Model | A | B | C | D | E | Weight (Y) Units:g |
Weight (U) Units:g |
Weight (V) Units:g |
30×11 | 35 | 11 | 30 | 45 | 17 | * | * | 63 |
40×14 | 45 | 14 | 38 | 75 | 25 | 192 | 185 | 194 |
50×15 | 55 | 15 | 48 | 75 | 25 | 253 | 244 | 263 |
50×15 | 60 | 15 | 48 | 85 | 30 | 303 | 292 | 302 |
60×17 | 65 | 20 | 58 | 85 | 30 | 400 | 395 | 410 |
70×20 | 80 | 20 | 68 | 100 | 35 | 640 | 640 | 665 |
80×20 | 85 | 20 | 48 | 100 | 35 | 805 | 785 | 825 |
90×20 | 100 | 20 | 88 | 133 | 35 | 1130 | 1121 | 1145 |
100×20 | 105 | 20 | 98 | 133 | 35 | 1350 | 1338 | 1363 |
The data is measured by hand, maybe there are some errors, just for reference. |
Double Bearing Gate Wheel
Model | A | B | C | D | E | Weight(Y) | Weight(U) |
50MM | 55 | 26 | 48 | 85 | 30 | 324 | 320 |
60MM | 65 | 30 | 58 | 85 | 30 | 617 | 580 |
70MM | 80 | 32 | 68 | 100 | 35 | 977 | 954 |
80MM | 85 | 32 | 48 | 100 | 35 | 1260 | 1223 |
90MM | 100 | 32 | 88 | 133 | 35 | 1788 | 1760 |
100MM | 105 | 32 | 98 | 133 | 35 | 2100 | 2078 |
The data is measured by hand, maybe there are some errors, just for reference. |
Laminated Gate Wheel
Model | A | B | C | D | Weight(Y/V) | Weight(U) |
50mm | 48 | 15 | 100 | 26 | 260 | 250 |
60mm | 58 | 17 | 100 | 26 | 390 | 360 |
70mm | 68 | 20 | 136 | 33 | 590 | 570 |
80mm | 78 | 20 | 136 | 33 | 750 | 725 |
90mm | 88 | 20 | 152 | 33 | 1060 | 1030 |
100mm | 98 | 20 | 152 | 33 | 1265 | 1225 |
The data is measured by hand, maybe there are some errors, just for reference. |
Hang Gate Wheel
 Model | A | B | C | D | E | F | G | H | I |
H25 | 51 | 25 | M9*50 | 9 | 95 | 79 | 25 | 6 | 27 |
H38 | 86 | 38 | M12*70 | 11 | 120 | 118 | 38 | 10 | 32 |
H55 | 115 | 55 | M20*85 | 14 | 140 | 159 | 44 | 10 | 15 |
The data is measured by hand, maybe there are some errors, just for reference. |
Triangle Gate Wheels/ Rotation Gate Wheels/ Hanging Wheels/ White Zinc Gate Wheels/ Doule Wheels Double Bearing Gate Wheel
   We have already had nealy a decade producting and exporting experience. Since 2014, we have sold our products to dozens of countries all around the world. And we have established a deep cooperative relationship with many customers.Â
   We make our products with heart, strive to bring the best quality for customers. So we got a lot of customer approval. After that, we will also strictly control, down-to-earth, and forge ahead.
    1.ZheJiang Joinwin Hardware and Tools Co., Ltd. we have 10 years manufacturing and exporting experience which ranks among the best in China. Mainly sales pliers, spanners, scissors, saws, screwdrivers, wheels, sillicone sealant, tapline and other hand tools.Â
    2.Located in HangZhou where is just 180km far from HangZhou Port and many raw material factories around, greatly reduces transportation and procurement costs.
     3.We have professional sales and engineers to provide satisfied service to clients. Our company covers an area of 1000 square meters, has the most advanced production equipment and technology.   Â
    4.Customer first, team work, embrace change, sincere are our company culture.   Â
    5.We aim to provide clients more safety and convenient life.
       Pliers         Adjustable Wrench Combination Spanners     Hammers        Pruner Scissors    Aviation Tin Snips
   Screwdrivers          Padlocks          Hand Saws            Axe         Silicone SealantÂ
Q1: Can I get a sample?
A1: Yes, the samples are usually free for customers.
Q2: Can you provide OEM service?
A2: Yes, we can produce the goods according to clients’ demands.
Q3: How can you guarantee the quality?
A3: We have advanced equipment and professional engineer and quality inspector to ensure the quality of the goods. And we will send extra goods for insurance. Besides, we have satisfied after-service.
Q4: What is the MOQ?
A4: 500 PCS.
Q5: How long you will finish my order?
A5: Totally in 30 days. (The specific situation depends on the production schedule of the production department.)
After-sales Service: | 3 Years |
---|---|
Warranty: | 365 Days |
Certification: | CE |
Splittable: | Splittable |
Surface Treatment: | Zinc Plated |
Material: | Metal |
Samples: |
US$ 0.01/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
What are some real-world examples of double pulley applications in various industries?
Double pulleys find applications in a wide range of industries due to their versatility and mechanical advantage. Here are some real-world examples of double pulley applications in various industries:
1. Construction Industry:
– Double pulleys are commonly used in the construction industry for lifting heavy materials and equipment. They are employed in crane systems, hoists, and rigging setups to enhance lifting capacity and efficiency. Double pulleys allow construction workers to move large loads with reduced effort and provide directional control for precise positioning of materials during construction projects.
2. Search and Rescue Operations:
– In search and rescue operations, double pulleys are integral to various rigging systems. They are used in highline systems, rope rescue systems, and hauling systems to lift and lower injured individuals, transport equipment, and traverse challenging terrain. Double pulleys provide mechanical advantage, load distribution, and directional control, enabling rescuers to perform complex operations efficiently and safely.
3. Mountaineering and Climbing:
– Double pulleys are extensively used in mountaineering and climbing scenarios. They are utilized in hauling systems, self-rescue setups, and ascending/descending systems. Double pulleys enable climbers to create mechanical advantage, manage rope efficiently, and change the direction of force during ascent or descent. They play a crucial role in enhancing safety and efficiency in challenging climbing environments.
4. Industrial Rigging:
– Industrial rigging operations, such as heavy machinery installation, require the use of double pulleys. They are employed in lifting systems, rigging configurations, and material handling setups. Double pulleys provide increased lifting power, load distribution, and precise control over the movement of heavy loads. Industrial rigging applications include shipbuilding, oil and gas industry, power plant maintenance, and other heavy-duty operations.
5. Entertainment and Events:
– In the entertainment and events industry, double pulleys are utilized for rigging lighting equipment, sound systems, and stage props. They allow for efficient vertical and horizontal movement of equipment, facilitating quick setup and adjustments during concerts, theater productions, and large-scale events. Double pulleys provide the necessary mechanical advantage to lift and position heavy equipment safely.
6. Arboriculture and Tree Care:
– Double pulleys play a vital role in arboriculture and tree care operations. They are used in tree climbing systems, rigging setups, and tree removal processes. Double pulleys enable arborists to lift and lower large tree limbs or trunks, safely control the descent of cut sections, and navigate complex tree structures. They provide mechanical advantage and directional control, making tree care operations more efficient and controlled.
7. Offshore and Maritime Operations:
– Double pulleys find applications in offshore and maritime operations, including ship maintenance, marine construction, and offshore platform installations. They are utilized in lifting systems, winches, and rigging configurations to handle heavy loads, position equipment, and perform maintenance tasks. Double pulleys provide the necessary mechanical advantage and load distribution for safe and efficient operations in challenging maritime environments.
8. Recreational Activities:
– Double pulleys are used in various recreational activities, such as zip-lining, rope courses, and backyard playground setups. They allow participants to traverse zip lines, navigate rope obstacles, and create fun and engaging play structures. Double pulleys provide mechanical advantage, efficient rope management, and directional control, ensuring enjoyable and safe recreational experiences.
These are just a few examples of how double pulleys are applied in various industries. Their versatility, mechanical advantage, and ability to provide load distribution and directional control make them indispensable tools in numerous applications, enhancing efficiency, safety, and productivity in a wide range of industries.
Can double pulleys withstand exposure to outdoor elements and harsh conditions?
Double pulleys are designed to withstand exposure to outdoor elements and harsh conditions, but their ability to do so depends on various factors. Here is a detailed explanation of the factors that determine the resilience of double pulleys in such environments:
1. Material Selection:
– The choice of materials used in the construction of double pulleys significantly influences their ability to withstand outdoor elements and harsh conditions. High-quality materials such as stainless steel, aluminum, or durable polymers are commonly used to ensure strength, corrosion resistance, and longevity. These materials are selected for their ability to withstand exposure to moisture, UV radiation, temperature variations, and other environmental factors commonly encountered in outdoor settings.
2. Corrosion Resistance:
– Double pulleys intended for outdoor use often incorporate corrosion-resistant features. This helps protect them from the effects of moisture, humidity, and exposure to water, which can lead to rust, degradation, and impaired functionality. Corrosion-resistant coatings, such as anodization or specialized surface treatments, are often applied to the pulley components to enhance their resistance to rust and corrosion.
3. Sealed Bearings:
– Double pulleys may utilize sealed bearings to protect the internal mechanisms from dirt, dust, and moisture. Sealed bearings help prevent contaminants from entering the pulley housing and maintain smooth rotation even in challenging outdoor environments. The use of sealed bearings enhances the longevity and performance of the pulleys by reducing friction, preventing premature wear, and minimizing the need for frequent maintenance.
4. Weatherproof Design:
– Manufacturers of double pulleys often incorporate weatherproof design features to enhance their durability in outdoor environments. These design elements may include gaskets, seals, or protective covers that prevent water, dust, or debris from entering the pulley housing. Weatherproof design helps maintain the integrity of the pulley’s internal components and ensures reliable performance even in adverse weather conditions.
5. Load-Bearing Capacity:
– Double pulleys are engineered to handle specific load capacities, which also impacts their ability to withstand harsh conditions. When used within their designated load limits, double pulleys can maintain their structural integrity and performance in outdoor environments. However, exceeding the recommended load capacity can lead to premature wear, increased stress on the pulley components, and potential failure under harsh conditions.
6. Proper Maintenance:
– Regular maintenance is crucial for preserving the reliability and durability of double pulleys in outdoor and harsh conditions. Following the manufacturer’s maintenance guidelines, such as cleaning, lubrication, and periodic inspections, helps ensure that the pulleys remain in optimal working condition. Regular maintenance allows for the early detection of any signs of wear, damage, or degradation caused by exposure to outdoor elements, enabling timely repairs or replacements.
7. Limitations and Environmental Factors:
– While double pulleys are designed to withstand outdoor elements and harsh conditions, they have limitations based on their specific construction and intended use. Extreme temperatures, prolonged exposure to direct sunlight, abrasive environments, or highly corrosive substances may exceed the capabilities of certain double pulley models. It is important to consider the specific environmental factors and choose double pulleys that are suitable for the intended application.
In summary, double pulleys are built to withstand exposure to outdoor elements and harsh conditions. Factors such as material selection, corrosion resistance, sealed bearings, weatherproof design, load-bearing capacity, proper maintenance, and considering environmental limitations contribute to their ability to endure challenging outdoor environments. By selecting appropriate double pulleys and ensuring proper care, they can reliably perform in outdoor activities and maintain their functionality over time.
In which industries and applications are double pulleys commonly used?
Double pulleys, also known as block and tackle systems or two-sheave pulleys, find wide application across various industries and sectors. Their mechanical advantage and versatility make them suitable for numerous lifting, rigging, and hoisting tasks. Here is a detailed explanation of the industries and applications where double pulleys are commonly used:
1. Construction and Building Industry:
– Double pulleys are frequently utilized in the construction and building industry for lifting and moving heavy materials and equipment. They are employed in tasks such as hoisting construction materials to elevated levels, lifting scaffolding components, and positioning structural elements. Double pulleys enable construction workers to handle heavy loads more efficiently and reduce the physical strain associated with manual lifting.
2. Rigging and Sailing:
– In rigging applications, double pulleys are used to control and adjust the tension in ropes or cables. They are employed on sailboats and other sailing vessels for tasks like raising and lowering sails, adjusting rigging tension, and maneuvering heavy loads on board. Double pulleys provide mechanical advantage, allowing sailors to manage the forces involved in sailing operations effectively.
3. Entertainment and Stage Rigging:
– The entertainment industry extensively uses double pulleys in stage rigging and theatrical productions. They are employed for lifting and lowering stage props, scenery, lighting equipment, and audiovisual components. Double pulleys enable precise control over the movement of stage elements, ensuring smooth and safe transitions during performances and events.
4. Mining and Extraction:
– Double pulleys are utilized in mining and extraction operations for lifting and transporting heavy loads, such as ore, rocks, and equipment. They are commonly used in underground mines, open-pit mines, and quarrying sites. Double pulley systems help optimize the efficiency of material handling processes in mining operations.
5. Material Handling and Warehousing:
– In industries that involve material handling and warehousing, double pulleys are employed in various applications. They are used in overhead cranes, gantry cranes, and hoists for lifting and moving heavy pallets, containers, and machinery. Double pulleys facilitate efficient material flow and enable precise positioning of loads in warehouses and distribution centers.
6. Rescue and Emergency Services:
– Double pulleys play a vital role in rescue and emergency services, such as firefighting, search and rescue operations, and industrial emergency response. They are used for raising or lowering personnel, equipment, or victims in situations where conventional access methods are impractical or unsafe. Double pulleys provide a reliable and controlled means of vertical movement in challenging environments.
7. Recreational Activities:
– Double pulleys are utilized in recreational activities that involve rope systems, such as rock climbing, mountaineering, zip-lining, and rope courses. They are used for belaying, ascending, or descending ropes, providing mechanical advantage and facilitating safe and controlled movement in outdoor and adventure settings.
8. Automotive and Transportation:
– In the automotive and transportation industry, double pulleys are employed in vehicle recovery and towing operations. They assist in lifting and pulling vehicles that are stuck, disabled, or involved in accidents. Double pulleys enable towing operators to apply controlled forces while minimizing the risk of damage to the vehicles being recovered.
These are just a few examples of the industries and applications where double pulleys are commonly used. Their versatility, mechanical advantage, and ability to distribute loads efficiently make them valuable tools in various sectors that require lifting, rigging, or hoisting operations.
editor by CX
2023-09-29