Product Description
Male Thread With Helical Shank French Fire Hose Quick Coupling
The standard of Guillemin Coupling is EN14420-8 or NF E29572. Materials are mainly stainless steel, aluminum, polypropylene and brass. Guillemin hose couplings is connected with thread and locking ring (latch). It can be used with DIN2817 safety clamp. Working pressure is 10 bar. Guillemin coupling is widely used in industries of oil, chemical, fire protection, paper manufacture, construction and metallurgy.
Guillemin couplings, also referred to as French couplings are symmetrical couplings where to identical halves are assembled by joining the lugs and turning the locking ring to ensure a good connection.
Pros:
Simple and easy connection
Has a locking ring and soft seal
Large free flow area
Aluminum couplings are lighter in weight than stainless steel
Suitable for water, fluids, hydrocarbons, chemicals, and dry loose materials
| Product Name: | Guillemin Camlock Coupling |
| Sizes: | 1” – 4” (DN25-DN100) |
| MOQ: | 50 pcs |
| Certificates: | CE, ISO9001:2015 |
| Standard: | EN14420-8 /NF E29572 |
| Material: | Stainless steel 316/ 304, Aluminum, PP |
| Working pressure: | 10 bar |
| Feature: | Light, flexible and interchangeable. To connect and disconnect without a tool. Economical |
| Application: | it is widely used in oil, chemical industry, fire fighting, paper manufacture, constructoin and metallurgy |
| HS code: | 7609000000 |
Our Advantage
We are experienced as we have been in this industry as a manufacturer for more than 10 years. Both of quality and service are highly guaranteed. Absolutely prompt delivery. We can produce according to specific drawings from customers. Welcome OEM/ODM project. Strict control on quality. High efficient and well trained sale service team. ISO9001, CE and SGS certified.
FAQ
1.Q: Are you a producer or trading company?
A: We are an experienced manufacturer. We own production line and kinds of machines.
2.Q: Can you make our specific logo on the part?
A: Yes please provide me your logo and we will make your logo on the part.
3.Q: Can you manufacture products according to my drawings?
A: Yes we can manufacturer according to client’s drawings if drawings or samples are available. We are experienced enough to make new tools.
4. Q: Can I get some samples?
A: We are honored to offer you our samples. Normally it is for free like 3-5 pcs. It is charged if the samples are more than 5 pcs. Clients bear the freight cost.
5. Q: How many days do you need to finish an order?
A: Normally it takes about 30 days to finish the order. It takes more time around CHINAMFG season, or if the order involves many kinds of different products.
6. Q: What kind of rubber washer do you apply to camlock couplings?
A: Normally we use NBR gasket.
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Identifying Wear or Deterioration in Helical Couplings
Over time, helical couplings may experience wear or deterioration that can affect their performance. Here are signs to watch for and ways to identify them:
- Vibration: Increased vibration or unusual vibrations during operation can indicate misalignment or wear in the coupling.
- Noise: Unusual clicking, rattling, or squeaking noises during operation can point to worn or damaged coupling components.
- Reduced Performance: If the machinery’s performance declines or becomes less precise, it may be due to wear in the coupling affecting torque transmission.
- Excessive Heat: If the coupling becomes unusually hot during operation, it could indicate friction or misalignment issues.
- Visual Inspection: Regularly inspect the coupling for visible signs of wear, such as worn or deformed parts, cracks, or corrosion.
- Measurement: Use precision instruments to measure coupling dimensions and check for dimensional changes, which could indicate wear or deformation.
It’s essential to regularly inspect and maintain helical couplings to ensure their optimal performance and prevent potential issues.
Utilization of Helical Couplings in Mechanical Systems
A helical coupling, also known as a beam coupling, is a type of flexible coupling that is used in mechanical systems to transmit torque and motion between shafts while accommodating misalignment. Here’s how it is utilized:
Helical couplings consist of two hubs, each with helical slots that interlock with the other hub’s slots. The interlocking design allows for flexibility in multiple directions while maintaining torsional rigidity.
When utilized in mechanical systems:
- Misalignment Compensation: Helical couplings can handle angular, axial, and parallel misalignments between shafts. The helical slots provide flexibility, allowing for small amounts of misalignment without transmitting excessive stress to connected components.
- Torque Transmission: Helical couplings transmit torque from one shaft to another while minimizing backlash. The helical slot design distributes torque evenly across the coupling’s surface, ensuring efficient power transmission.
- Reduced Vibration: The helical design of the coupling helps absorb shocks and vibrations, contributing to smoother operation and reduced wear on connected components.
- Compact Design: Helical couplings have a compact and lightweight design, making them suitable for applications with limited space.
- Simple Installation: These couplings are relatively easy to install, with minimal maintenance requirements.
- Various Applications: Helical couplings are commonly used in robotics, motion control systems, CNC machines, and other applications where precision and flexibility are essential.
In summary, helical couplings provide an effective solution for transmitting torque and motion between shafts while accommodating misalignment and reducing vibrations in various mechanical systems.
Elaboration on Torsional Stiffness in Relation to Helical Couplings and Its Significance
Torsional stiffness refers to the resistance of a helical coupling to twisting or rotational deformation under a certain amount of torque. It is a crucial mechanical property that impacts the performance of helical couplings:
- Response to Torque: A coupling with higher torsional stiffness can transmit torque more efficiently and accurately, resulting in better power transmission.
- Reduced Torsional Deflection: High torsional stiffness minimizes torsional deflection, which is the angular twist experienced by the coupling under torque. This is especially important in precision applications where accurate angular positioning is required.
- Minimized Backlash: Torsional stiffness helps reduce backlash, which is the angular play or movement between connected shafts when the direction of torque changes.
- Dynamic Performance: Torsional stiffness contributes to the coupling’s ability to respond quickly to changes in torque, making it suitable for applications with rapidly changing loads.
- Vibration Damping: While helical couplings provide some level of flexibility to accommodate misalignment, their torsional stiffness helps dampen vibrations and resonances.
- Torsional Resonances: In applications where torsional resonances can occur, a well-matched torsional stiffness can help avoid critical speeds and potential mechanical failures.
When selecting a helical coupling, considering its torsional stiffness in relation to the application’s torque requirements and performance demands is essential to ensure optimal functionality and durability.
editor by CX 2024-02-17