China wholesaler CHINAMFG Rubber Bellows Flexible Pipe Joint Coupling with Floating Flange

Product Description

Product Description:

Single ball rubber joint is a kind of pipeline joint which is high-flexibility,high-gas tightness,resistance to medium and climate. Limit displacement and Prevent pull off  rubber joint is usually composed of inner rubber layer,fabric reinforcement layer(reinforcement layer have multilayer frictioning nylon cord fabric),middle rubber layer,outer rubber layer,top reinforce metal ring or bead ring. After high pressure, high temperature vulcanization and become. It can reduce the vibration and noise of pipeline.It can also compensate for the Thermal expansion and  cold contraction caused by temperature changed.
 

Product features:

1.Small volume, light weight, good elasticity, easy installation and maintenance.
2.After installation, it can assimilate horizontal, axial and angular displacement caused by pipeline vibration.
3.After installation, it can reduce the noise which produced by the pipeline and water pump etc.
4.Inside has seamless high pressure rubber joint more effectively prevent rubber joint’s inner walls from being corroded by corrosive medium in high temperature resistance,acid and alkali resistant,oil resistance pipeline and raised working life.

 

Technics  condition

Item/type

KXT-1

KXT-2

KXT-3

work pressure MPa( kgf/cm 2 )

1.0(10 )

1.6 ( 16 )

2.5 ( 25 )

explosion pressure MPa( kgf/cm 2 )

2.0 ( 20 )

3.0 ( 30 )

4.5 ( 45 )

vacuum degree KPa(mm/Hg)

53.3 ( 400 )

86.7 ( 650 )

100 ( 750 )

 Applicable  temperature

-15 ºC~ 115 ºC special can reach -30 ºC ~ 250 ºC

Applicable medium

Air,compressed air,water,sea water,hot water,oil,acid,alkali etc.

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rubber coupling

Minimizing Resonance and Improving Machinery Performance with Rubber Couplings

A rubber coupling can play a significant role in minimizing resonance and enhancing the overall performance of machinery by effectively damping vibrations and reducing the risk of resonance-related issues. Resonance is a phenomenon where a mechanical system’s natural frequency matches the frequency of external vibrations, leading to amplified oscillations and potential damage.

The following ways illustrate how rubber couplings contribute to minimizing resonance and improving machinery performance:

  • Vibration Damping: Rubber couplings utilize the inherent damping properties of elastomers to absorb and dissipate vibrations generated during operation. These vibrations can include those caused by unbalanced loads, eccentricities, or other disturbances. By damping these vibrations, rubber couplings prevent them from building up and causing resonance.
  • Vibration Isolation: Rubber couplings act as isolators by decoupling the connected components from each other. This isolation prevents vibrations from being transmitted directly from one component to another, thereby reducing the potential for resonance to occur.
  • Misalignment Compensation: Rubber couplings can accommodate misalignments between shafts, which often contribute to excessive vibrations. By allowing a certain degree of misalignment, the coupling prevents additional forces that could trigger resonance.
  • Reduced Stiffness: The flexibility of the elastomer elements in rubber couplings can reduce the overall stiffness of the system. A lower stiffness helps avoid the amplification of resonance by allowing some deformation of the coupling under varying loads and conditions.
  • Dynamic Absorption: Rubber couplings are effective at absorbing dynamic loads, including sudden shocks or impacts. These dynamic events can excite resonance, and the coupling’s ability to absorb and disperse such forces helps prevent resonance-related issues.

By effectively dampening vibrations, isolating components, and accommodating misalignments, rubber couplings can help minimize the risk of resonance-related problems. Engineers and designers must carefully select the appropriate rubber coupling type, elastomer material, and design to match the specific machinery and operating conditions, thereby ensuring improved machinery performance and longevity.

rubber coupling

Industry Standards and Guidelines for Rubber Couplings

There are no specific industry standards or guidelines that exclusively govern the design and application of rubber couplings. However, various general standards and engineering practices apply to flexible couplings, including rubber couplings:

  • ISO 14691: This standard provides guidelines for the installation, use, and maintenance of industrial flexible couplings, which include rubber couplings.
  • AGMA 9005: The American Gear Manufacturers Association (AGMA) standard provides information on selecting lubricants and lubrication methods for flexible couplings, ensuring proper performance and longevity.
  • API 671: This API standard specifies the requirements for special-purpose couplings used in petroleum, chemical, and gas industry services, which can include rubber couplings for specific applications.
  • Manufacturer Recommendations: Many rubber coupling manufacturers provide guidelines, specifications, and installation instructions for their products, helping users select the right coupling and use it correctly.

Since rubber couplings fall under the category of flexible couplings, engineers and designers can follow these broader standards and best practices while considering the specific characteristics and performance requirements of rubber couplings for their applications.

rubber coupling

Main Advantages of Using Rubber Couplings in Industrial Applications

Rubber couplings offer several key advantages when used in industrial applications. These advantages make them a popular choice for various industries and mechanical systems:

  • Misalignment Tolerance: Rubber couplings can accommodate angular, parallel, and axial misalignments between connected shafts, reducing the need for precise alignment during installation and operation.
  • Vibration Damping: The rubber elements of these couplings absorb and dampen vibrations, minimizing the transmission of vibrations and shocks to other components. This helps prevent damage, wear, and noise generation.
  • Shock Absorption: In systems where sudden shocks or impacts occur, rubber couplings absorb and cushion the impact, protecting connected components from damage.
  • Noise Reduction: The ability to dampen vibrations also contributes to noise reduction, creating quieter operation environments for machinery and equipment.
  • Equipment Protection: Rubber couplings protect sensitive equipment from excessive loads, vibrations, and shocks, enhancing the longevity and reliability of the system.
  • Cost-Effectiveness: Compared to some other coupling types, rubber couplings are generally cost-effective to manufacture, purchase, and maintain.
  • Easy Installation: The flexibility and design of rubber couplings make them relatively easy to install without the need for specialized tools or complex procedures.
  • Minimal Maintenance: Rubber couplings require minimal maintenance and lubrication, reducing downtime and maintenance costs.
  • Wide Range of Applications: Rubber couplings are versatile and find applications in various industries, including automotive, power generation, pumps, conveyors, and more.

In summary, the main advantages of using rubber couplings in industrial applications include their ability to tolerate misalignment, dampen vibrations, absorb shocks, reduce noise, protect equipment, cost-effectiveness, easy installation, low maintenance requirements, and suitability for a wide range of applications.

China wholesaler CHINAMFG Rubber Bellows Flexible Pipe Joint Coupling with Floating Flange  China wholesaler CHINAMFG Rubber Bellows Flexible Pipe Joint Coupling with Floating Flange
editor by CX 2024-04-19