Product Description

2000Psi Series ISO7241-A Steel Hydraulic Coupling for Fluid

 

Hydraulic Couplings are used across the spectrum of hydraulic applications. 
These Double Shut-Off couplings can be found anywhere that fluid transfer lines need to be connected and disconnected for operation or maintenance of equipment, and a loss of fluid is undesirable. 
Primarily used with hydraulic fluid. 
Hydraulic couplings are also used with chemicals, water, steam, and some gases.

Feature

1. The H001 Series hydraulic quick couplings are mainly used for construction equipment, forest
equipment, hydraulic machinery and oil equipment and other required hydraulic applications.
2. Poppet valves are available to prevent uncoupled leakage . Poppet valves open automatically when coupled within rated working pressure to keepthe flow expeditely.
3. Critical parts are hardened for durability.
4. H001 series conforms to the standard ISO7241-A.
5. Compatible with CHINAMFG 6600 Series, FASTERANV Series, AEROQUIP 5600 Series and
CHINAMFG HA 15000 Series.

 

Specifications
 

Drawing

 

Advantage

1.Raw Material conforms to China industry standard, bought from famous factory.
2. Insulation grade: H class, good resistance to high temperature.
3. Machined by CNC to make sure the tolerance as the drawing
4. 100% leakage testing under low pressure and high pressure.
5. All kinds of valve and seals material to meet custom requirement.
6. 1 year quality assurance after shipment.
7. After-sales technique support.

Packing & Shipping

Packing:
Transparent plastic bag + white small box + neutral carton + pallet
Custom packaging are available, XHnotion brand packaging are available
 
Shipping :
Export port: HangZhou or ZheJiang , China.
Shipping way: by sea, by air, by courier.
Express: TNT, DHL, UPS, FedEx, SF Express.
Delivery time: 3 days to 30 days depends on actual orders.

Our Company

XHnotion originate from notion between pneumatic power and human.
(X stands for winds, H stands for human)

In Chinese, XHnotion stands for ‘we do, we promise’  we read it ‘X-notion’.
The company XHnotion Pneumatic was founded in 2007 and has developed with a steadily growing success to a reliable partner for international established clients.

This success of the company XHnotion Pneumatic is based on:

High class quality standard

Customer satisfaction

Fair price policy

Flexibility

The high-class quality standard of the products of company XHnotion is reflected in our quality management system, certificated ISO 9001:2008. And we got CE, RoHS, REACH certificate for international market. 

XHnotion Pneumatic manufactures below products:

Pneumatic Components: air cylinder, solenoid valve, FRL

Solenoid Calve: standard solenoid valve, multipurpose solenoid valve, pneumatic angle valve

Pneumatic Fittings: plastic pneumatic fittings, mental pneumatic fittings, pneumatic muffler, water push in fittings

Air Gun & Couplers: pneumatic couplers, air guns, air tool kits

Air Hoses: air tubing, PTFE tubes, tube cutter, pipes

 

Why Choose US ?

1. We offer one stop solution. Over 5000 items for you to save efforts and costs.
2. We have molds workshop, die-casting workshop, CNC workshop, plastic injection workshop to 
    make sure each part exactly as the drawing and good function.
3. We will reply you within 24 hours.
4. Whatever quantity you are requesting, we always offer you the best quality.
5. 3D drawing, CAD drawing service for custom fittings, hose, valve, cylinder.

FAQ

Payment Terms :
We accept T/T, L/C, Paypal, Western Union, Money Gram, etc.
 
Samples Policy :
For regular valves, samples against your courier account or you pick up from us.
For custom items, we will discuss by email.
 
Return Policy: 
We assure you 1 year policy after shipment. 
If there is any problem during this period, please contact us for support. /* 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

Fluid Coupling and Smooth Power Transmission during Starting and Stopping

A fluid coupling is designed to facilitate smooth power transmission during the starting and stopping phases of machinery and equipment. It achieves this by utilizing the principle of hydrodynamic torque transmission through a fluid medium.

Starting Phase: When power is initially supplied to the input shaft of the fluid coupling, the impeller (also known as the pump) begins to rotate, imparting energy to the fluid inside the coupling. As the fluid gains kinetic energy, it starts moving outward towards the turbine (also called the driven element) due to centrifugal force.

The kinetic energy of the moving fluid causes the turbine to start rotating, transmitting torque to the output shaft. During this starting phase, there is a slight time lag, known as the “slip,” between the impeller and the turbine. However, as the fluid coupling reaches its operational speed, the slip reduces, and the turbine matches the speed of the impeller, resulting in smooth power transmission from the input to the output shaft.

The fluid coupling’s ability to control the slip ensures a gradual and controlled acceleration of the driven equipment, minimizing stress on the drivetrain components and preventing sudden shock loads.

Stopping Phase: When power to the input shaft is reduced or cut off, the impeller slows down, and the kinetic energy in the fluid decreases. As a result, the fluid moves away from the turbine towards the center of the coupling, reducing the torque transmission between the input and output shafts.

This characteristic of the fluid coupling aids in smoothly decelerating the connected equipment, preventing sudden jolts or jerks during the stopping process. The ability to control the slip during deceleration ensures that the driven machinery comes to a gradual and controlled stop, enhancing safety and protecting the equipment from damage.

The combination of hydrodynamic torque transmission and the ability to control the slip makes fluid couplings ideal for applications where smooth power transmission during starting and stopping is essential. Industries such as mining, construction, metal processing, marine propulsion, and power generation benefit from the reliable and efficient performance of fluid couplings in various machinery and equipment.

Special Considerations for Using Fluid Couplings in Explosive Environments

Fluid couplings are widely used in various industrial applications, including those in potentially explosive environments. When considering the use of fluid couplings in such settings, several special considerations must be taken into account to ensure safety and compliance with regulations:

• Explosion-Proof Design: Fluid couplings used in explosive environments must be designed to prevent the ignition of flammable gases or vapors. They should adhere to explosion-proof standards and be equipped with robust seals and protective enclosures to contain any potential sparks or flames.
• Ingress Protection: An appropriate ingress protection (IP) rating is essential to prevent dust, moisture, or other hazardous substances from entering the fluid coupling. A higher IP rating ensures greater protection against potential sources of ignition.
• Material Selection: The choice of materials for the fluid coupling is crucial in explosive environments. Non-sparking or anti-static materials should be used to reduce the risk of ignition caused by friction or electrical discharge.
• Temperature Limitations: Fluid couplings operating in explosive environments must have temperature ratings that prevent overheating and potential ignition of flammable substances. The fluid coupling should be adequately cooled to maintain safe operating temperatures.
• Monitoring and Maintenance: Regular monitoring and maintenance of fluid couplings in explosive environments are essential. Periodic inspections can detect potential issues or wear that could compromise the safety of the coupling. Any maintenance or repair work should be carried out by qualified personnel following safety protocols.
• Compliance with Regulations: Depending on the industry and location, there may be specific regulations and safety standards that govern the use of equipment in explosive atmospheres. It is crucial to adhere to these regulations and ensure that the fluid coupling complies with all relevant safety requirements.

Fluid couplings used in explosive environments play a vital role in ensuring the safe and reliable operation of industrial machinery. By providing smooth and controlled power transmission, fluid couplings can help minimize risks and improve the overall safety of the equipment and personnel in these hazardous settings.

Before implementing fluid couplings in explosive environments, it is essential to conduct a thorough risk assessment and consult with experts familiar with the specific safety requirements of the industry. By taking appropriate safety measures and selecting suitable explosion-proof fluid couplings, the risks associated with using power transmission equipment in hazardous areas can be effectively mitigated.

Disadvantages and Limitations of Fluid Couplings

While fluid couplings offer numerous advantages, they also have some disadvantages and limitations that should be considered for specific applications:

• Power Loss: Fluid couplings introduce a power loss due to the slip that occurs during power transmission. This power loss can reduce the overall efficiency of the system, especially in applications with high-speed variations.
• Torque Multiplication: Unlike torque converters, fluid couplings have limited torque multiplication capabilities. They do not provide as much torque increase at low speeds, which may be necessary for certain heavy-load applications.
• Temperature Sensitivity: Fluid couplings are sensitive to temperature changes. In extremely hot or cold conditions, the viscosity of the fluid may vary, affecting the coupling’s performance.
• Fluid Contamination: Contaminants in the fluid can adversely affect the performance and lifespan of the fluid coupling. Regular maintenance and monitoring of the fluid quality are essential to prevent potential issues.
• Speed Limitations: Fluid couplings may have speed limitations in certain applications. High-speed operations can lead to centrifugal forces that may affect the coupling’s behavior.
• Complexity in Control: In some cases, controlling the output speed of the fluid coupling can be more challenging compared to other types of couplings. This complexity may require additional control mechanisms.
• Cost: Fluid couplings can be more expensive than some mechanical couplings, such as belt and chain drives. The initial cost and ongoing maintenance expenses should be considered in the selection process.

Despite these limitations, fluid couplings remain a popular choice in many industrial applications, thanks to their smooth power transmission, overload protection, and torsional vibration damping capabilities. The decision to use a fluid coupling should be based on a thorough understanding of the specific requirements and operating conditions of the machinery or equipment.

editor by CX 2024-04-04