Product Description
Product Description
Dry couplings are the smart choice for the transportation of hazardous fluids.Compared with traditional couplings, it greatly improves the connection speed: during the unloading process, the built-in valve of the coupling is closed in advance, avoiding the liquid leakage or volatilization to the surrounding environment, reducing the chance of the operator coming into contact with the toxic medium, and safeguarding the safety of the personnel. The female end of the connection with the pipeline has an integrated swivel function, which reduces the fatigue damage of the pipeline.
Advantages:
√ Easy handling through high transmission ratio
√ Self-locking when fully connected
√ Integrated swivel joint
√ Lightweight
√ Minimal maintenance
√ Field-oriented function principles
√ Approval in accordance to WHG (DIBT-Approval is incl.)
√ Approval in accordance to ATEX Zone 1
Application:
– For fast and secure fluid transfer like lye and acids, fuels and oils, seawater, tap water, waste water, gas, superheated steam, compresses air, LPG, sludge, foodstuffs, pharmaceutical products between pipes, hoses, tanks and equipment.
– Widely used in power station construction, chemical and pharmaceutical industry, oil industry, offshore drilling, shipbuidling, loading/unloading(aircraft, tank trucks, filling stations, ships), tank cleaning, and food beverage industry.
Product Parameters
Dry Coupling Parameters:
| Product name | Dry Quick Break Coupling |
| Customized support | OEM, ODM |
| Place of Origin | ZheJiang , China |
| Technics | Casting |
| Materials | Stainless steel / Brass / AL, More Customized |
| Connection | Male and Female |
| Size | 3/4″-2″ |
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Cooperation
RUNXI’s products are exported to more than 30 countries, such as Iran, Russia, USA, The UK, DAE, Korea, Vietnam, Iraq, Singapore, Indonesia, Azerbaijan and Japan,and some African countries, etc. We have obtained high praise from clients domestic and abroad due to the excellent quality and competitive price.
At RUNXI & JIAYAO Company, emphasis is placed on human resource development as we believe in the Group’s philosophy “Organization Development through Self Development”. We have competent professionally qualified and experienced staff in each of our functions. The Company assists & encourages its employees for their professional qualifications and also invests in developing staff through in-house, out-sourced and international training.
Company Profile
JIAYAO CO., LTD.(For manufacturing) & HangZhou RUNXI INTERNATIONAL TRADE CO., LTD. (For export) are located in Yuying Street, Guangchuan Town, Jing County, HangZhou City, ZheJiang Province, China. we are a technology-based enterprise which is specialized in the area of R&D, marketing of multiply rubber products, rubber hose production line and telecommunication towers.
Our company specializes in Telecom towers, High pressure hoses, Hydraulic hoses, SAE & DIN series hoses, Drilling Rotary hose, Choke & Kill Line, Bop hoses, Suction and Discharge hose, Fabric hoses, Metal Flexible hose, Fireproof hose, Silicone hose, Hose Assembly, and Hose Production Line, etc.
Packaging & Shipping
Certifications
FAQ
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white wearable woven bags. If you have legally registered patent,
we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages
before you pay the balance.
Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.
Q4. How about your delivery time?
A: Generally, it will take 20 to 60 days after receiving your advance payment. The specific delivery time depends
on the items and the quantity of your order.
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How does a Fluid Coupling Handle Shock Loads and Torsional Vibrations?
Fluid couplings are designed to handle shock loads and torsional vibrations in power transmission systems due to their unique operating principle:
- Shock Load Handling: When a sudden or high-impact load is applied to the output shaft, the fluid coupling allows a certain degree of slippage between the impeller and the runner. This slippage acts as a buffer, absorbing the shock and protecting the connected machinery from abrupt torque changes. As a result, fluid couplings are effective at preventing damage to the drivetrain and other components during abrupt starts and stops.
- Torsional Vibration Damping: Torsional vibrations can occur in rotating systems, leading to harmful vibrations that can affect the overall stability and performance of the machinery. Fluid couplings help dampen these torsional vibrations by providing a smooth and controlled power transmission. The hydraulic fluid inside the coupling acts as a viscous damper, absorbing and dissipating the energy of torsional vibrations, thus reducing the impact on the connected equipment.
By effectively managing shock loads and torsional vibrations, fluid couplings contribute to improved reliability and reduced wear and tear on the machinery, leading to longer equipment life and enhanced overall performance.
Cost Implications of Using Fluid Couplings in Comparison to Other Power Transmission Methods
The cost implications of using fluid couplings in power transmission depend on various factors, including the application requirements, the size of the system, and the operational conditions. While fluid couplings offer several advantages, they may have different cost considerations compared to other power transmission methods like mechanical clutches, VFDs (Variable Frequency Drives), and direct mechanical drives.
1. Initial Investment:
The initial cost of a fluid coupling can be higher than that of a mechanical clutch or a direct mechanical drive. Fluid couplings contain precision components, including the impeller and turbine, which can impact their initial purchase price.
2. Maintenance Costs:
Fluid couplings are generally considered to have lower maintenance costs compared to mechanical clutches. Mechanical clutches have wear and tear components that may require more frequent replacements, leading to higher maintenance expenses over time.
3. Energy Efficiency:
Fluid couplings are highly efficient in power transmission, especially during soft-start applications. Their ability to reduce shock loads and provide a smooth acceleration can result in energy savings and operational cost reductions.
4. Space and Weight:
Fluid couplings are usually more compact and lighter than some mechanical clutches, which can be advantageous in applications with space constraints or weight limitations.
5. Specific Application Considerations:
The suitability and cost-effectiveness of fluid couplings versus other power transmission methods can vary based on specific application requirements. For example, in soft-start applications, fluid couplings may be the preferred choice due to their ability to reduce mechanical stress and protect connected equipment.
6. Lifespan and Reliability:
While the initial cost of a fluid coupling might be higher, their longevity and reliability can lead to lower overall life cycle costs compared to other power transmission methods.
In conclusion, the cost implications of using fluid couplings in power transmission depend on the particular application and the total cost of ownership over the equipment’s lifespan. Although fluid couplings may have a higher initial investment, their long-term reliability, energy efficiency, and lower maintenance costs can make them a cost-effective choice in many industrial applications.
Selecting the Right Size of Fluid Coupling for Your Application
To ensure optimal performance and efficiency, it’s essential to choose the right size of fluid coupling for a specific application. Here are the key steps in the selection process:
- Identify the Application Requirements: Understand the torque and power requirements of your application. Determine the maximum torque and power that the fluid coupling needs to transmit to meet the operational demands of the machinery or equipment.
- Check the Speed Range: Consider the speed range of your application. Ensure that the fluid coupling can operate effectively within the desired speed range, providing adequate torque transfer across the entire speed spectrum.
- Consider the Fluid Coupling Type: Choose the appropriate type of fluid coupling based on the specific needs of your application. Hydrodynamic fluid couplings are suitable for applications requiring smooth and gradual torque transmission, while constant-fill fluid couplings are more suitable for applications where some slip is acceptable.
- Calculate the Service Factor: Determine the service factor, which accounts for any additional loads or impacts the fluid coupling may experience during operation. Multiply the maximum torque requirement by the service factor to obtain the design torque.
- Refer to Manufacturer Data: Consult the manufacturer’s data sheets and specifications for various fluid coupling models. Compare the design torque with the torque capacity of different fluid coupling sizes to find the most suitable match for your application.
- Consider Safety Margins: It’s advisable to apply safety margins to ensure reliable operation. Select a fluid coupling with a torque capacity higher than the calculated design torque to account for potential variations in load or operating conditions.
- Verify Space Constraints: Ensure that the selected fluid coupling fits within the available space in your machinery or equipment, considering any installation restrictions or dimensional limitations.
By following these steps and carefully evaluating the requirements of your specific application, you can select the right size of fluid coupling that will deliver optimal performance, efficiency, and reliability.
editor by CX 2024-04-19
