China supplier Conveyor Driving Pulley Tail Pulley with Rubber Coating with high quality

Product Description

Conveyor roller Steel roller for Belt conveyor

CONVEYOR ROLLER
Conveyor roller is an important component, types and large quantities. It accounts for the total cost of a conveyor 35%, to withstand more than 70% of the resistance, so the quality of roller is particularly important. 
Our roller has Minimal rtating inertia, reasonable structure, reliable tightness, flexible rotating, simple dismounting, easy maintained, long operational life, etc. Also we can do as customer request.

1.Type:
Carrying, return

2.Conveyor type:
DTII DTII(A) TD75

3.Application:
Used in coal mine, power plant, cement plant, port and so on

4.Details:
Pipe Material : Q235 carbon steel
Pipe  Diameter : 60-219mm
Pipe Length:  150mm ~ 3500 mm
 

Shaft Material : A3 / 45# steel 

Shaft Diameter:  20 25 mm

Shaft end type:DTII TD75 flat

Bearing:6204,6205,6305,6306,6307
Bearing brand: ZWZ HRB SKF NSK

Welding:Automatic double end weld bearing housing

Surface:Electric static spraying painting

Color:Any color as reuqest

5.Specification:
 

Standard Diameter Length Scope(mm) Bearings Type(Min-Max) Shell Wall Thickness
mm Inch
63.5 2 1/2 150-3500 6204 2.0mm-3.75mm
76 3 150-3500 6204 205 2.0mm-4.0mm
89 3 1/3 150-3500 6204 205 2.0mm-4.0mm
102 4 150-3500 6204 205 305 2.5mm-4.0mm
108 4 1/4 150-3500 6204 205 305 306 2.5mm-4.0mm
114 4 1/2 150-3500 6205 206 305 306 2.5mm-4.5mm
127 5 150-3500 6204 205 305 306 2.5mm-4.5mm
133 5 1/4 150-3500 6205 206 207 305 306 2.5mm-4.5mm
140 5 1/2 150-3500 6205 206 207 305 306 3.5mm-4.5mm
152 6 150-3500 6205 206 207 305 306 307 308 3.0mm-4.5mm
159 6 1/4 150-3500 6205 206 207 305 306 307 308 3.0mm-4.5mm
165 6 1/2 150-3500 6207 305 306 307 308 3.5mm-6.0mm
177.8 7 150-3500 6207 306 35718 309 3.5mm-6.0mm
190.7 7 1/2 150-3500 6207 306 35718 309 4.0mm-6.0mm
194 7 5/8 150-3500 6207 307 308 309 310 4.0mm-6.0mm
219 8 5/8 150-3500 6308 309 310 4.0mm-6.0mm
 

6.Workshop:

Material: Steel
Application: Chemical Industry, Grain Transportation, Mining Transport, Power Plant, Quarry
Structure: Spring Plate Type Roller
Bearing Type: Double Sealed Bearing
Type: Grooved Conveyor Idler
Shaft Diameter: 25mm
Samples:
US$ 0.01/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

spring pulley

How do spring pulleys contribute to the functioning of garage door systems?

Spring pulleys play a vital role in the functioning of garage door systems, providing necessary tension and balance for the smooth operation of the doors. Here’s how spring pulleys contribute to the functioning of garage door systems:

  1. Counterbalancing the Weight: Garage doors can be quite heavy, especially those made of materials like wood or metal. Spring pulleys, often in the form of torsion springs, are used to counterbalance the weight of the doors. The springs are typically installed above the door, connected to a shaft. When the door is closed, the springs are under tension, storing potential energy. This tension offsets the weight of the door, making it easier to lift manually or with the assistance of a motorized opener.
  2. Assisting in Opening and Closing: The tension provided by the spring pulleys assists in both opening and closing garage doors. When opening the door, the tension in the springs helps to offset the weight, reducing the force required to lift the door manually or by the garage door opener. Similarly, when closing the door, the tension in the springs helps control the descent of the door, preventing it from slamming shut and ensuring a controlled and smooth closing motion.
  3. Ensuring Safety and Balance: Spring pulleys contribute to the safety and balance of garage door systems. The tension in the springs helps prevent the door from falling or closing too quickly, which could pose a safety risk. Additionally, the springs help maintain balance by distributing the weight of the door evenly, preventing it from sagging or becoming misaligned. This balance not only ensures smooth operation but also minimizes strain on the door components and extends their lifespan.
  4. Facilitating Manual Operation: Spring pulleys allow for manual operation of garage doors in the event of a power outage or when the automation system is not functioning. The counterbalancing effect of the springs reduces the effort required to open or close the door manually, making it more convenient for users. This feature provides an added layer of accessibility and functionality to the garage door system.
  5. Supporting Opener Systems: Spring pulleys work in conjunction with garage door opener systems. The tension in the springs assists the opener motor by reducing the load it needs to lift or lower. This collaboration between the spring pulleys and the opener systems enhances the efficiency and longevity of the opener motor, as it doesn’t have to work as hard to operate the door, thus reducing wear and tear on the opener components.
  6. Adjustability and Maintenance: Spring pulleys offer adjustability and facilitate maintenance in garage door systems. The tension in the springs can be adjusted to accommodate different door weights or to fine-tune the balance of the door. This adjustability allows for customization based on specific door requirements. Additionally, regular inspection and maintenance of the springs and pulleys ensure their proper functioning and prolong the lifespan of the garage door system.

In conclusion, spring pulleys are essential components in garage door systems, providing the necessary counterbalance, assisting in door operation, ensuring safety and balance, allowing for manual operation, supporting opener systems, and offering adjustability and maintenance convenience. By effectively managing the weight and motion of the garage doors, spring pulleys contribute to the smooth, reliable, and safe functioning of garage door systems.

spring pulley

How are spring pulleys integrated into HVAC systems and air conditioning units?

In HVAC systems and air conditioning units, spring pulleys play a crucial role in transmitting power and driving various components within the system. Let’s explore how spring pulleys are integrated into HVAC systems and air conditioning units:

1. Belt Driven Systems: One common application of spring pulleys in HVAC systems is in belt-driven systems. These systems use belts and pulleys to transfer power from the motor to various components such as fans, compressors, and pumps. Spring pulleys are often used as the driving pulleys, providing the necessary tension in the belt to ensure proper power transmission. The tension in the spring pulleys helps maintain the grip between the belt and the pulleys, preventing slippage and ensuring efficient operation.

2. Variable Air Volume (VAV) Systems: VAV systems are commonly used in HVAC applications to control the flow and temperature of air in different zones or areas. Spring pulleys can be integrated into VAV systems to drive the dampers or variable speed fan blades. By adjusting the tension in the spring pulleys, the speed and position of the dampers or fan blades can be controlled, allowing for precise airflow modulation and temperature control in each zone.

3. Fan Coil Units: Fan coil units are used in HVAC systems to condition and distribute air in small spaces or individual rooms. These units typically consist of a fan, a heating or cooling coil, and a motor. Spring pulleys can be incorporated into the fan coil units to drive the fan and provide the required airflow. The tension in the spring pulleys ensures that the fan operates at the desired speed, delivering the necessary air circulation for efficient heating or cooling.

4. Air Handling Units (AHUs): AHUs are critical components of HVAC systems that are responsible for conditioning and circulating air throughout a building. Spring pulleys can be utilized in AHUs to drive the fans or motors that generate the airflow. By adjusting the tension in the spring pulleys, the speed and performance of the fans can be controlled, allowing for precise air volume and pressure regulation in the system.

5. Chilled Water Systems: Chilled water systems are commonly employed in large-scale HVAC applications for cooling purposes. Spring pulleys can be integrated into these systems to drive pumps that circulate the chilled water. The tension in the spring pulleys helps maintain the proper speed and performance of the pumps, ensuring efficient water circulation and effective cooling throughout the system.

6. Condensing Units: Condensing units are an integral part of air conditioning systems that are responsible for heat removal from the refrigerant. Spring pulleys can be utilized in condensing units to drive the fans that facilitate heat exchange and enhance the condensation process. The tension in the spring pulleys ensures the proper rotation speed of the fans, promoting efficient heat transfer and overall system performance.

7. Retrofit and Replacement: Spring pulleys can also be integrated into HVAC systems during retrofit or replacement projects. When upgrading or replacing components such as motors, fans, or pumps, spring pulleys can be selected and installed to ensure compatibility and proper power transmission. Retrofitting with spring pulleys allows for efficient adaptation of the existing system without the need for significant modifications.

In summary, spring pulleys are integrated into HVAC systems and air conditioning units to drive various components such as fans, compressors, pumps, dampers, and motors. They provide the necessary tension in belt-driven systems, enable precise control in VAV systems, drive fans in fan coil units and AHUs, circulate water in chilled water systems, enhance heat exchange in condensing units, and facilitate retrofit or replacement projects. By effectively integrating spring pulleys, HVAC systems can operate efficiently and deliver optimal performance in terms of airflow, temperature control, and energy consumption.

How are spring pulleys integrated into HVAC systems and air conditioning units?

In HVAC systems and air conditioning units, spring pulleys play a crucial role in transmitting power and driving various components within the system. Let’s explore how spring pulleys are integrated into HVAC systems and air conditioning units:

  1. Belt Driven Systems: One common application of spring pulleys in HVAC systems is in belt-driven systems. These systems use belts and pulleys to transfer power from the motor to various components such as fans, compressors, and pumps. Spring pulleys are often used as the driving pulleys, providing the necessary tension in the belt to ensure proper power transmission. The tension in the spring pulleys helps maintain the grip between the belt and the pulleys, preventing slippage and ensuring efficient operation.
  2. Variable Air Volume (VAV) Systems:</
    1. Belt Driven Systems: One common application of spring pulleys in HVAC systems is in belt-driven systems. These systems use belts and pulleys to transfer power from the motor to various components such as fans, compressors, and pumps. Spring pulleys are often used as the driving pulleys, providing the necessary tension in the belt to ensure proper power transmission. The tension in the spring pulleys helps maintain the grip between the belt and the pulleys, preventing slippage and ensuring efficient operation.
    2. Variable Air Volume (VAV) Systems: VAV systems are commonly used in HVAC applications to control the flow and temperature of air in different zones or areas. Spring pulleys can be integrated into VAV systems to drive the dampers or variable speed fan blades. By adjusting the tension in the spring pulleys, the speed and position of the dampers or fan blades can be controlled, allowing for precise airflow modulation and temperature control in each zone.
    3. Fan Coil Units: Fan coil units are used in HVAC systems to condition and distribute air in small spaces or individual rooms. These units typically consist of a fan, a heating or cooling coil, and a motor. Spring pulleys can be incorporated into the fan coil units to drive the fan and provide the required airflow. The tension in the spring pulleys ensures that the fan operates at the desired speed, delivering the necessary air circulation for efficient heating or cooling.
    4. Air Handling Units (AHUs): AHUs are critical components of HVAC systems that are responsible for conditioning and circulating air throughout a building. Spring pulleys can be utilized in AHUs to drive the fans or motors that generate the airflow. By adjusting the tension in the spring pulleys, the speed and performance of the fans can be controlled, allowing for precise air volume and pressure regulation in the system.
    5. Chilled Water Systems: Chilled water systems are commonly employed in large-scale HVAC applications for cooling purposes. Spring pulleys can be integrated into these systems to drive pumps that circulate the chilled water. The tension in the spring pulleys helps maintain the proper speed and performance of the pumps, ensuring efficient water circulation and effective cooling throughout the system.
    6. Condensing Units: Condensing units are an integral part of air conditioning systems that are responsible for heat removal from the refrigerant. Spring pulleys can be utilized in condensing units to drive the fans that facilitate heat exchange and enhance the condensation process. The tension in the spring pulleys ensures the proper rotation speed of the fans, promoting efficient heat transfer and overall system performance.
    7. Retrofit and Replacement: Spring pulleys can also be integrated into HVAC systems during retrofit or replacement projects. When upgrading or replacing components such as motors, fans, or pumps, spring pulleys can be selected and installed to ensure compatibility and proper power transmission. Retrofitting with spring pulleys allows for efficient adaptation of the existing system without the need for significant modifications.

    In summary, spring pulleys are integrated into HVAC systems and air conditioning units to drive various components such as fans, compressors, pumps, dampers, and motors. They provide the necessary tension in belt-driven systems, enable precise control in VAV systems, drive fans in fan coil units and AHUs, circulate water in chilled water systems, enhance heat exchange in condensing units, and facilitate retrofit or replacement projects. By effectively integrating spring pulleys, HVAC systems can operate efficiently and deliver optimal performance in terms of airflow, temperature control, and energy consumption.

    spring pulley

    What are the advantages of using spring pulleys in various systems?

    Spring pulleys offer several advantages when incorporated into various mechanical systems. Their unique design and functionality provide numerous benefits that contribute to the efficiency, reliability, and performance of these systems. Let’s explore the advantages of using spring pulleys:

    1. Tension Control: Spring pulleys assist in maintaining proper belt or cable tension. The built-in spring mechanism automatically adjusts the tension based on load variations, stretching, or other factors, ensuring consistent tension levels. This helps prevent issues like slippage, excessive tension, or insufficient power transmission, resulting in improved system performance.

    2. Load Adaptability: Spring pulleys can accommodate load variations in mechanical systems. As the load on the belt or cable changes, the spring in the pulley expands or contracts, adjusting the tension accordingly. This adaptability allows the system to operate efficiently under varying load conditions, ensuring optimal performance and preventing belt or cable damage.

    3. Shock and Vibration Absorption: Spring pulleys help dampen shocks and vibrations in mechanical systems. The spring mechanism absorbs and dissipates vibrations, preventing them from being transmitted through the belt or cable. This reduces noise, minimizes wear and tear, and enhances the overall smoothness and stability of the system.

    4. Belt/Cable Longevity: By maintaining proper tension and absorbing stretching or shocks, spring pulleys contribute to the extended lifespan of belts or cables. They help prevent premature wear, reduce the risk of belt or cable damage, and minimize the need for frequent replacements. This results in cost savings and improved reliability of the system.

    5. Flexibility: Spring pulleys offer flexibility in adjusting and fine-tuning the tension according to specific requirements. Many spring pulleys feature tension adjustment mechanisms, allowing users to optimize the tension for the application. This adjustability enhances versatility and ensures optimal performance in different operating conditions.

    6. Simplified Maintenance: Spring pulleys require minimal maintenance. The automatic tension adjustment and shock absorption capabilities reduce the need for frequent manual adjustments or interventions. This simplifies maintenance tasks, saves time, and minimizes system downtime.

    7. Versatility: Spring pulleys are compatible with various types of belts and cables, making them suitable for a wide range of applications. Whether it’s V-belts, timing belts, flat belts, cables, or wire ropes, spring pulleys can be utilized effectively in diverse systems across different industries.

    8. Enhanced System Efficiency: By maintaining proper tension, minimizing slippage, and optimizing power transmission, spring pulleys contribute to overall system efficiency. They ensure that the right amount of power is transmitted to the driven components, maximizing energy utilization and minimizing losses.

    9. Improved Safety: Properly tensioned belts or cables supported by spring pulleys enhance system safety. They reduce the risk of sudden belt or cable failure, minimize the potential for accidents caused by slippage or loss of control, and provide reliable performance in critical applications.

    10. Application Specific Solutions: Spring pulleys can be designed and customized to meet specific application requirements. Manufacturers offer a variety of sizes, configurations, and materials to suit different systems, ensuring optimal performance and compatibility with the intended application.

    Overall, the advantages of using spring pulleys in various systems include tension control, load adaptability, shock absorption, increased belt/cable longevity, flexibility, simplified maintenance, versatility, enhanced system efficiency, improved safety, and application-specific solutions. These advantages make spring pulleys valuable components that contribute to the performance, reliability, and longevity of mechanical systems in numerous industries.

    China supplier Conveyor Driving Pulley Tail Pulley with Rubber Coating   with high quality China supplier Conveyor Driving Pulley Tail Pulley with Rubber Coating   with high quality
    editor by CX

2023-10-11