Product Description
Product Description
Zinc Alloy Die Cast Pulley Single/Double Wheel Rigid Eye with Steel wheel
Zinc Alloy Die Cast Pulley Single/Double Wheel Rigid Eye with Nylon wheel
Zinc Alloy Die Cast Pulley Single/Double Wheel Swivel Eye with Steel wheel
Zinc Alloy Die Cast Pulley Single/Double Wheel Swivel Eye with Nylon wheel
Technical Data and Dimensions
Zinc Alloy Die Cast Pulley Single Wheel with Nylon wheel
| Size | Total Length | Eye Dia. | Weight Each |
| (mm.) | (mm.) | (mm.) | (Kg.) |
| 15 | 49 | 10 | 0.571 |
| 20 | 59 | 11 | 0.036 |
| 25 | 70 | 12 | 0.052 |
| 30 | 76 | 13 | 0.077 |
| 40 | 90 | 16 | 0.110 |
| 50 | 110 | 17 | 0.175 |
| 65 | 133 | 18 | 0.360 |
Zinc Alloy Die Cast Pulley Double Wheel with Nylon wheel
| Size | Total Length | Eye Dia. | Weight Each |
| (mm.) | (mm.) | (mm.) | (Kg.) |
| 15 | 49 | 10 | 0.034 |
| 20 | 58 | 11 | 0.055 |
| 25 | 70 | 12 | 0.072 |
| 30 | 80 | 13 | 0.115 |
| 40 | 90 | 16 | 0.190 |
| 50 | 100 | 17 | 0.293 |
Zinc Alloy Die Cast Pulley Double Wheel with Steel wheel
| Size (D) | Rope Dia. | Weight Each |
| (in.) | (in.) | (Kg.) |
| 1/2 | 5/32 | 0.571 |
| 3/4 | 3/16 | 0.040 |
| 1 | 1/4 | 0.073 |
| 1-1/4 | 5/16 | 0.126 |
| 1-1/2 | 3/8 | 0.142 |
| 2 | 7/16 | 0.283 |
Zinc Alloy Die Cast Pulley Single Wheel with Steel wheel
| Size (D) | Rope Dia. | Weight Each |
| (in.) | (in.) | (Kg.) |
| 1/2 | 5/32 | 0.571 |
| 3/4 | 3/16 | 0.040 |
| 1 | 1/4 | 0.073 |
| 1-1/4 | 5/16 | 0.126 |
| 1-1/2 | 3/8 | 0.142 |
| 2 | 7/16 | 0.283 |
*Other main type of Blocks are in following picture. You can contact our sales for products details.
BUSINESS FAQ:
1) What is the MIN order quantity ?
USD 1580 in total value, usually 1 ton.
2)What is the delivery time?
15 -20 days since received the deposit.
3)What is the Payment term?
A. 30% TT deposit, the balance against copy B/L.
B. Irrevocable L/C at sight.
C. Other payment can be negotiated.
4)Could I get free samples before first cooperation?
Yes, of course! But the buyer need to afford express fee, which is returnable once we build cooperation.
5)What’s the packing method?
Packing methods for most of the products are in the cartons or polywood case.Special packages are available upon
customers’need. You can contact us for special or more detailed packages.
Why choose CHINAMFG (lift-sunny )
1). “ONE-STOP” Rigging and Marine supplier: a great variety of rigging and marine products including 1,000 kinds
of products, 3,000 kinds of specifications, which are widely used in Construction,Transportation, Forestry, Oil&Gas,
Agriculture, Utilities, Aerospace, Marine, Manufacturing, Mining, Fishing and Government.
2). Old history: since 1986, more than 30 years focus on rigging, marine and rubber products.
The founding principles of the company have never changed-business integrity,quality is everything.
3). Strong development capabilities: processing with Given materials and samples at own
module workshop, save cost, finish customers special and big order rapidly.
4). 4 round Superior Quality Control with 10 years records and zero complaint:
4 round quality inspection including raw materials, production, finished products, final package, have a thorough
quality control system, professional staff, every step is under strict inspection, to insure
that every product is perfect.For the individual and mass production part, the records which include the
sub-contractor records will be retained at least 10 years since the record has been made,
(e.g. inspection/test record, control plan, etc)
In the past years,the complaint rate of product quality from more than 50 countries customers is zero.
5). Certificate of Quality: ISO9001, CE, GS, CCS, ABS, BV, KR, REACH, etc. Photos as below.
6). Reasonable and Competitive price compared with others with same quality.
7). Fast Delivery time: within 20 days for most products.
8). Comfortable and topping after-sales service with 99.8% satisfaction rate for more than
50 countries and regions: We will send you “Customer Satisfaction Inventory” after you receive our first order.
If you are not satisfied with our quality,price or service, please list your comments or suggestions, the next day, our
senior manager will personally call you or email you, apologize to you, to solve your problem.Because day after day,
year after year of self-correction, our current customer satisfaction rate has reached 99.8%. we are very proud of this.
Of course, we still need to continue to work hard.Our main marketing as below picture.
9). Great Supports for marketing. With us, your money and business in safe.If you want to be
No.1 you should contact with us right now!
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Type: | Rigid/Swivel Eye Pulley, Shackle Block, Hook Block |
|---|---|
| Material: | Zinc Alloy, Steel, Stainless Steel Available |
| Number of sheaves: | 1 |
| Control: | Manual |
| Color: | Nickle or Zinc Plated |
| Application: | Double Beam Crane, Gantry Crane, Bridge Crane, Tower Crane, Single Grinder Crane, Lifting Platform, Small Crane, Industrial, Rigging, Fasteners |
| Customization: |
Available
| Customized Request |
|---|
What is the role of wheel pulleys in HVAC systems and air conditioning units?
Wheel pulleys serve important functions in HVAC systems and air conditioning units, contributing to their overall operation and efficiency. Here’s a detailed explanation:
1. Blower Motor Operation:
In HVAC systems and air conditioning units, wheel pulleys are utilized to drive the blower motor. The blower motor is responsible for circulating air through the system, facilitating the movement of conditioned air into the desired space. The wheel pulley, often connected to the motor shaft, transfers rotational motion from the motor to the blower wheel. This enables the blower wheel to spin and generate the necessary airflow for proper ventilation and temperature control.
2. Fan Speed Control:
Wheel pulleys play a role in controlling the speed of fans or blowers in HVAC systems. By employing pulleys of different sizes, the rotational speed of the blower wheel can be adjusted. A larger pulley size results in slower fan speed, while a smaller pulley size increases the speed. This allows for precise control of airflow and enables the HVAC system to adapt to varying cooling or heating requirements in different scenarios.
3. Belt-Driven Systems:
HVAC systems often utilize belt-driven mechanisms, where wheel pulleys are an integral component. A belt connects the motor’s pulley to the pulley on the blower wheel, allowing power transmission between the two components. Wheel pulleys ensure proper engagement with the belt, maintaining an effective grip and minimizing slippage. This reliable power transmission is crucial for the consistent operation of the blower motor and the smooth functioning of the HVAC system.
4. Tension and Alignment:
Wheel pulleys in HVAC systems help maintain proper tension and alignment of belts. Tensioning mechanisms, such as adjustable pulley positions or tensioners, are employed to ensure optimal tension in the belts. Proper tension prevents belt slippage and ensures that the belts remain tightly engaged with the wheel pulleys. Additionally, wheel pulleys may incorporate features like crowned surfaces or tracking guides to aid in belt alignment, reducing the risk of misalignment and optimizing the system’s performance.
5. Reduced Vibration and Noise:
Wheel pulleys contribute to the smooth and quiet operation of HVAC systems. They are often equipped with bearings or bushings that reduce friction and minimize vibrations. The smooth rotation of wheel pulleys reduces noise levels, ensuring a more comfortable and peaceful environment in buildings where the HVAC system is installed.
6. Maintenance and Replacement:
Proper maintenance and timely replacement of wheel pulleys are important in HVAC systems and air conditioning units. Regular inspection helps identify any wear, misalignment, or damage to the pulleys or belts, ensuring optimal performance and preventing potential failures. When necessary, damaged or worn wheel pulleys should be replaced to maintain the reliability and functionality of the HVAC system.
Overall, wheel pulleys play a significant role in HVAC systems and air conditioning units by facilitating blower motor operation, controlling fan speed, enabling belt-driven systems, maintaining tension and alignment, and contributing to a smooth and quiet operation. Their proper functioning and maintenance are essential for efficient air circulation and temperature control in various residential, commercial, and industrial settings.
How do wheel pulleys handle different belt types and sizes?
Wheel pulleys are designed to handle different belt types and sizes by considering various factors that ensure proper belt engagement, tracking, and power transmission. Here’s a detailed explanation:
1. Groove Profile:
The groove profile of the wheel pulley is tailored to match the specific belt type. Different belt types, such as V-belts, flat belts, timing belts, or ribbed belts, have varying cross-sectional shapes and dimensions. The groove profile of the pulley is designed to correspond to the belt’s shape, ensuring a precise fit and proper alignment. This allows for maximum contact between the pulley and the belt, reducing slippage and enhancing power transmission efficiency.
2. Groove Dimensions:
The dimensions of the groove, including its width, depth, and angle, are crucial in accommodating different belt sizes. A wider groove can accommodate wider belts, while a narrower groove is suitable for narrower belts. The depth of the groove ensures that the belt sits securely within the pulley, preventing it from slipping or disengaging. The groove angle is designed to match the belt’s angle or curvature, maintaining proper tracking and preventing lateral movement.
3. Tension and Belt Tracking:
Wheel pulleys play a role in maintaining proper belt tension and tracking. Tensioning mechanisms, such as adjustable pulley positions or tensioners, can be incorporated to ensure the optimal tension for different belt types. Proper tensioning prevents belt slippage and promotes efficient power transfer. Additionally, wheel pulleys can be designed with features like crowned surfaces or tracking guides to aid in belt tracking, keeping the belt centered and aligned within the pulley.
4. Belt Material Compatibility:
Wheel pulleys consider the compatibility of materials between the pulley and the belt. For example, certain belt materials may require specific pulley materials to prevent excessive wear or belt damage. In applications where high temperatures or abrasive environments are involved, pulley materials that can withstand these conditions without compromising the belt’s integrity are selected.
5. Adjustable Designs:
Some wheel pulley systems offer adjustability to accommodate different belt sizes and types. This can be achieved through movable pulley positions, interchangeable pulley inserts, or adjustable tensioning mechanisms. These features allow for flexibility in adapting to various belt configurations, making the system versatile and adaptable.
By considering groove profile, dimensions, tensioning mechanisms, belt material compatibility, and adjustable designs, wheel pulleys can effectively handle different belt types and sizes. This ensures proper belt engagement, reliable power transmission, and optimal performance in a wide range of applications.
What advantages do wheel pulleys offer for power transmission?
Wheel pulleys offer several advantages for power transmission in machinery and mechanical systems. Here’s a detailed explanation of the advantages:
1. Speed Ratio Variation:
Wheel pulleys allow for speed ratio variation between the input and output shafts. By using pulleys of different sizes, the rotational speed can be adjusted, providing flexibility in power transmission systems. This advantage is particularly useful in applications where different speeds are required for different tasks or operating conditions.
2. Power Amplification:
Wheel pulleys can be designed with different diameters, allowing for power amplification. By increasing the diameter of the output pulley compared to the input pulley, the output torque can be increased while reducing the rotational speed. This power amplification capability is beneficial in applications that require higher torque at lower speeds.
3. Mechanical Advantage:
Wheel pulleys provide a mechanical advantage by utilizing the principle of leverage. By employing different pulley sizes, a smaller input force can be used to generate a larger output force. This advantage is particularly valuable in applications that involve lifting heavy loads or performing tasks that require significant force.
4. Smooth and Continuous Power Transmission:
Wheel pulleys, when used with compatible belts or ropes, offer smooth and continuous power transmission. The flexible nature of belts and ropes allows for shock absorption and dampening of vibrations, resulting in reduced noise and smoother operation. This advantage is crucial in applications where precise and consistent power transfer is required.
5. Compact and Lightweight Design:
Wheel pulleys have a compact and lightweight design, making them suitable for various machinery and equipment. Their small size and light weight contribute to space-saving and ease of installation. This advantage is particularly beneficial in applications where weight and size considerations are important, such as portable equipment or systems with limited space.
6. Cost-Effectiveness:
Wheel pulleys are cost-effective components for power transmission. They are relatively simple in design and construction, resulting in lower production costs compared to other power transmission mechanisms. Additionally, their durability and low maintenance requirements contribute to long-term cost savings.
7. Versatility and Compatibility:
Wheel pulleys are versatile components that can be used in a wide range of applications and systems. They are compatible with various types of belts, ropes, or cables, allowing for flexibility in power transmission setups. This advantage enables the integration of wheel pulleys into diverse machinery and equipment.
8. Ease of Adjustment and Replacement:
Wheel pulleys offer ease of adjustment and replacement. By changing the size or configuration of the pulleys, the power transmission characteristics can be modified to suit specific requirements. Additionally, worn or damaged pulleys can be readily replaced, minimizing downtime and maintenance efforts.
These advantages make wheel pulleys a popular choice for power transmission in machinery and mechanical systems. Their ability to vary speed ratios, provide mechanical advantage, offer smooth power transfer, and their cost-effectiveness contribute to efficient and reliable operation in a wide range of applications.
editor by CX
2024-04-25