Product Description
Cone Ring flexible coupling,
1. The coupling consists of 2 hubs: One pin hub with the corresponding pins and a bush hub.
2. The torque is transmitted via the steel pins with their taper elastomer rings and the corresponding bores
in the bush hub.
3. The couping is maintenance-free an is used in general engineering and the pump industry.
4. Customized requirement is available.
| size | Torque/Nm | Kw/100 RPM | Max Speed RPM |
| 571 | 50 | 0.56 | 6500 |
| 030 | 110 | 1.2 | 5470 |
| 038 | 190 | 2 | 5260 |
| 042 | 290 | 3 | 4750 |
| 048 | 480 | 5 | 4050 |
| 058 | 760 | 8 | 3600 |
| 070 | 1000 | 11 | 3220 |
| 075 | 2600 | 27 | 2730 |
| 085 | 3500 | 37 | 2480 |
| 105 | 5300 | 56 | 2100 |
| 120 | 9000 | 94 | 1880 |
| 135 | 12223 | 128 | 1660 |
| 150 | 16000 | 167 | 1520 |
ZheJiang Shine Transmission Machinery Co., Ltd is specialized in manufacturing and selling transmission products.
Our products are exported to the world famous machinery company in Europe, America, South Africa, Australia, Southeast Asia etc.
Our main products include: European pulley, American pulley, Couplings, taper bushing, QD bush, lock element, adjustable motor base, motor rail, sprockets, chain, bolt on hubs, weld on hubs, jaw crusher equipment & spare parts and all kinds of non-standardcasting products etc.
Role of Fluid Couplings in Heavy-Duty Mining Equipment
Fluid couplings play a critical role in heavy-duty mining equipment, offering several advantages that enhance the performance, safety, and longevity of the machinery:
- Soft Start: In mining applications, where large equipment like crushers, conveyors, and draglines are involved, fluid couplings provide a soft start to the motor, gradually ramping up the torque and reducing the shock and stress on the drivetrain. This ensures smoother equipment startup and prevents sudden power demand spikes.
- Torque Limiting: Fluid couplings act as torque limiters, protecting the equipment from sudden overloads and torque surges during operations. This feature prevents damage to the motor, gearbox, and driven components, thus increasing the reliability and lifespan of the equipment.
- Load Distribution: In mining equipment with multiple driven components or motors, fluid couplings enable efficient load distribution among the components. This ensures that each component shares the load appropriately, preventing uneven wear and improving overall system efficiency.
- Overload Protection: The inherent slip feature of fluid couplings allows them to slip at high loads, providing overload protection to the equipment. In case of unexpected jams or blockages in conveyor belts or crushers, the fluid coupling can slip, preventing costly damage to the equipment.
- Vibration Damping: Mining operations can generate significant vibrations that can be damaging to the equipment. Fluid couplings help dampen vibrations, reducing stress on the components and minimizing wear and tear.
- Reduced Maintenance: By preventing sudden torque surges and overloads, fluid couplings reduce the need for frequent maintenance and repairs, saving both time and money for mining operators.
Heavy-duty mining equipment operates in harsh and challenging environments with high loads and abrasive materials. Fluid couplings used in mining applications are designed to be robust, durable, and resistant to contaminants like dust and water.
Overall, fluid couplings play a vital role in ensuring the efficient and reliable operation of heavy-duty mining equipment, contributing to increased productivity and reduced downtime in mining operations.
Safety Features in Modern Fluid Coupling Designs
Modern fluid coupling designs incorporate various safety features to ensure the reliable and secure operation of the equipment. Here are some of the key safety features commonly found in modern fluid couplings:
1. Overload Protection: One of the primary safety features in modern fluid couplings is overload protection. In the event of an abrupt increase in load or torque, the fluid coupling slips, absorbing the excess torque and preventing damage to the connected equipment. This feature safeguards against mechanical failures and protects the machinery.
2. Torque Limiting: Fluid couplings are designed with torque limiting capabilities, which allow them to control the maximum torque transmitted to the driven equipment. By setting the torque limit within a safe operating range, the fluid coupling prevents excessive stresses on the system, ensuring longevity and reliability.
3. Automatic Overheat Protection: Some fluid couplings are equipped with automatic overheat protection mechanisms. If the fluid coupling’s operating temperature exceeds a predefined threshold, the protection system disengages the coupling temporarily until the temperature returns to a safe level. This prevents damage due to overheating and enhances safety.
4. Backstop or Holdback Device: In certain applications where reverse rotation is a concern, fluid couplings may include a backstop or holdback device. This feature prevents the driven equipment from rotating in the opposite direction, enhancing safety during sudden stops or reversals.
5. Fail-Safe Operation: Many modern fluid couplings are designed to operate in a fail-safe manner. In the event of any malfunction or failure, the coupling defaults to a safe mode, allowing the equipment to continue operating at reduced capacity or gradually shut down, avoiding catastrophic failures.
6. Seal Protection: Proper sealing is crucial for fluid couplings, especially in harsh environments. Modern designs often include advanced seal protection features to prevent oil leakage and contamination, ensuring environmental safety and reducing maintenance requirements.
7. Low Noise and Vibration: Reduced noise and vibration levels in fluid couplings contribute to operator safety and comfort. The damping properties of the fluid coupling help minimize vibrations, creating a quieter and more stable working environment.
8. Emergency Stop Capability: Some fluid couplings may have emergency stop provisions to quickly disengage the coupling in critical situations. This feature allows for rapid shutdowns in emergencies, preventing accidents and protecting personnel.
9. Condition Monitoring: Advanced fluid coupling designs may include condition monitoring capabilities. This allows operators to monitor the coupling’s performance, temperature, and other parameters in real-time, facilitating predictive maintenance and avoiding unexpected failures.
Overall, the incorporation of these safety features in modern fluid coupling designs ensures the protection of machinery, operators, and the surrounding environment. These safety measures enhance the reliability, efficiency, and longevity of equipment, making fluid couplings a safe and valuable choice for power transmission in various industrial applications.
Fluid Couplings and Variable Speed Control
Fluid couplings are well-suited for certain applications that require variable speed control. While fluid couplings are primarily designed for smooth power transmission and torque multiplication, they can be used in combination with other devices to achieve variable speed control.
The primary method of achieving variable speed control with a fluid coupling is by using a hydraulic coupling or a hydraulic torque converter. A hydraulic coupling is essentially a fluid coupling with an additional chamber that allows for controlled fluid flow. By adjusting the fluid flow rate, the output speed can be varied, thus providing variable speed control.
Hydraulic torque converters are similar to fluid couplings but have an additional component called a stator. The stator redirects the fluid flow in a way that enhances torque multiplication at low speeds and improves efficiency at high speeds. By altering the stator’s position, the output speed can be varied, enabling variable speed control.
Variable speed control with fluid couplings is often used in applications such as industrial machinery, mining equipment, and certain types of vehicles. It allows for smooth and efficient speed adjustments without the need for mechanical gear changes, providing flexibility in various operating conditions.
However, it’s important to note that while fluid couplings can offer some degree of variable speed control, they are not as versatile as other speed control mechanisms like variable frequency drives (VFDs) or electronic controllers. Therefore, the selection of the appropriate speed control method depends on the specific requirements and characteristics of the application.
editor by CX 2023-09-30
