Product Description

1.Raw material:PVC
2 Size:16-32
3 Standard:JG 3050.
5 Usage:insulating electrical conduit system (nema)




Description Pictures Size(inch) Weight (g/pc) PCS/ CTN Packing size (m)
D01 PIPE STRAP (2 Holes)   1/2″  2800  0.5 0.3 0.27
3/4″  200  0.5 0.3 0.27
1″  1200  0.5 0.3 0.27
1-1/4″  11  800  0.5 0.3 0.27
1-1/2″  13  600  0.5 0.3 0.27
2″  15  450  0.5 0.3 0.27
2 1/2″  34  220  0.5 0.3 0.27
3″  46  160  0.5 0.3 0.27

1.What is your MOQ?
Our MOQ is usually 5 CTNS.

2.What is your delievery time?
The time of delievery is around 30-45days.

3.What is the shipping port?
We ship the goods via HangZhou or ZheJiang port.

4.What is your payment terms?
We accept 30% T/T in advance,70% in the period of shipment or 100% L/C.

5.How should I contact you?
You can contact us with Trade Manager or send us an email by click Contact Supplier bottom.

6.What is the location of your company?
Our company is located in the HangZhou ZHangZhoug Province,China.
If you would like to have a visit, you are much welcome.

7.How about the samples?
We could send you the samples ,most samples are free to send to most places in China.If sent to other countries,transport fee shoule be paid by you.

8.Why choose us?
1 Genuine produces with excellent quality and competitive price.
2 Cooperating with the customers all over the world and knowing the markets very well.
3 CZPT is a listed company.Everything can be rest assured working with us.
4 After- Services will be highly-satisfied.Any problems and feedbacks will be answered in a short of time.

Our Services:
1.Any inquiries will be replied within 24 hours
2.Professional manufacturer.
3.OEM is available.
4.High quality, standard designs,reasonable&competitive price,fast lead time.
5.Faster delivery:Sample will be prepared in 2-3days.
6.Shipping:We have strong cooperation with DHL,TNT,UPS,MSK,China Shipping,etc.
7.You can also choose your own shipping forwarder.

flexible coupling

How does a flexible coupling help in power transmission efficiency?

Flexible couplings play a crucial role in improving power transmission efficiency in various mechanical systems. Here are the ways in which flexible couplings contribute to enhanced efficiency:

  • Misalignment Compensation: In real-world applications, it is challenging to achieve perfect alignment between shafts due to manufacturing tolerances, thermal expansion, or external forces. Flexible couplings can accommodate both angular and parallel misalignments between the driving and driven shafts. By doing so, they ensure that the torque is transmitted smoothly and efficiently despite misalignment, reducing power losses due to misaligned shafts.
  • Vibration Damping: Vibrations in mechanical systems can lead to energy losses and premature wear of components. Flexible couplings with vibration-damping properties can absorb and dampen vibrations generated during operation. By reducing the transmission of vibrations, these couplings help to maintain power transmission efficiency and extend the lifespan of connected equipment.
  • Shock Load Absorption: During start-up or sudden changes in operating conditions, equipment may experience shock loads. Flexible couplings are designed to absorb and cushion these shock loads, preventing sudden impacts on the system. By minimizing the shock load’s effect, flexible couplings contribute to smoother power transmission and reduced stress on components.
  • Torsional Stiffness: While flexible couplings allow for misalignment compensation, they still exhibit a certain degree of torsional stiffness. This stiffness ensures that the majority of the torque is efficiently transmitted from the driving to the driven shaft, minimizing power losses due to deformation or bending of the coupling.
  • Reduced Friction and Wear: Flexible couplings typically have a simple design with fewer moving parts. This simplicity leads to reduced friction and wear compared to more complex coupling types. Lower friction means less energy dissipation, resulting in improved power transmission efficiency.
  • Compatibility with Various Applications: Flexible couplings come in a wide range of designs and materials to suit different applications. Whether it’s high-speed machinery, heavy-duty equipment, or precision systems, there are flexible coupling options optimized for each use case. Selecting the appropriate coupling for the specific application ensures efficient power transmission.

In summary, flexible couplings enhance power transmission efficiency by compensating for misalignment, damping vibrations, absorbing shock loads, providing torsional stiffness, reducing friction and wear, and offering compatibility with diverse applications. The combination of these features contributes to improved overall system efficiency and helps optimize the performance of mechanical systems.

flexible coupling

How does a flexible coupling accommodate changes in shaft alignment due to thermal expansion?

Flexible couplings are designed to accommodate changes in shaft alignment that occur due to thermal expansion in rotating machinery. When equipment operates at elevated temperatures, the materials used in the shafts and other components expand, causing shifts in the relative positions of the connected shafts. This thermal expansion can lead to misalignment, which, if not addressed, may result in additional stress on the equipment and premature wear.

Flexible couplings employ specific design features that allow them to handle thermal-induced misalignment effectively:

  • Flexibility: The primary feature of a flexible coupling is its ability to flex and deform to some extent. This flexibility allows the coupling to absorb small amounts of angular, parallel, and axial misalignment that may result from thermal expansion. As the shafts expand or contract, the flexible coupling compensates for the misalignment, helping to maintain proper alignment between the two shafts.
  • Radial Clearance: Some flexible couplings, such as elastomeric couplings, have radial clearance between the coupling’s mating parts. This radial clearance provides additional room for the shafts to move laterally during thermal expansion without creating excessive forces on the coupling or connected equipment.
  • Sliding Elements: Certain flexible couplings feature sliding elements that can move relative to each other. This capability allows the coupling to accommodate axial displacement resulting from thermal expansion or other factors.
  • Flexible Element Materials: The materials used in the flexible elements of the coupling are chosen for their ability to handle the temperature range experienced in the application. Elastomeric materials, for example, can be selected to withstand high temperatures while still maintaining their flexibility.

It is essential to understand that while flexible couplings can compensate for some degree of thermal-induced misalignment, there are limits to their capabilities. If the thermal expansion exceeds the coupling’s compensating range, additional measures, such as incorporating expansion joints or using specialized couplings designed for greater misalignment compensation, may be necessary.

When selecting a flexible coupling for an application with potential thermal expansion, it is crucial to consider the expected operating temperature range and the level of misalignment that may occur due to thermal effects. Working with coupling manufacturers and consulting coupling catalogs can help in choosing the most suitable coupling type and size for the specific thermal conditions of the machinery.

flexible coupling

Can flexible couplings handle misalignment between shafts?

Yes, flexible couplings are specifically designed to handle misalignment between shafts in rotating machinery and mechanical systems. Misalignment can occur due to various factors, including installation errors, thermal expansion, manufacturing tolerances, or shaft deflection during operation.

Flexible couplings offer the ability to compensate for different types of misalignment, including:

  • Angular Misalignment: When the shafts are not collinear and have an angular offset, flexible couplings can accommodate this misalignment by flexing or twisting, allowing the two shafts to remain connected while transmitting torque smoothly.
  • Parallel Misalignment: Parallel misalignment occurs when the two shafts are not perfectly aligned along their axes. Flexible couplings can adjust to this misalignment, ensuring that the shafts remain connected and capable of transmitting power efficiently.
  • Axial Misalignment: Axial misalignment, also known as end float or axial displacement, refers to the relative axial movement of the two shafts. Some flexible coupling designs can accommodate axial misalignment, allowing for slight axial movements without disengaging the coupling.

The ability of flexible couplings to handle misalignment is essential in preventing premature wear and failure of the connected equipment. By compensating for misalignment, flexible couplings reduce the stress on the shafts, bearings, and seals, extending the service life of these components and improving overall system reliability.

It is crucial to select the appropriate type of flexible coupling based on the specific misalignment requirements of the application. Different coupling designs offer varying degrees of misalignment compensation, and the choice depends on factors such as the magnitude and type of misalignment, the torque requirements, and the operating environment.

In summary, flexible couplings play a vital role in handling misalignment between shafts, ensuring efficient power transmission and protecting mechanical systems from the adverse effects of misalignment. Their ability to accommodate misalignment makes them indispensable components in various industrial, automotive, aerospace, and marine applications.

China Custom PVC DIN Ortagonal Flexible Coupling for Box of Insulating Electrical Conduitsystem Pipe Fitting (JG - RED/BLUE)  China Custom PVC DIN Ortagonal Flexible Coupling for Box of Insulating Electrical Conduitsystem Pipe Fitting (JG - RED/BLUE)
editor by CX 2023-08-02