Product Description

Product Description

 

BASIC INFORMATION
ITEM NH Coupling
SIZE 1.5″/2″/2.5″/3″
TECH. Forged
W.PRESSURE 2.5MPa(365PSI)
T. PRESSURE 4.0MPa(580PSI)
MATERIAL Aluminum Alloy
COLOUR Sliver/Golden/Black/Customized
BRAND TOKAI XIHU (WEST LAKE) DIS.TA/ OEM
SERVICE OEM/ODM
FINISH Anodizing/Hard Anodizing
HISTORY 22years manufacturing experiences of fire fighting equipments
HS CODE 8481809000

 

Detailed Photos

 

 

Packaging & Shipping

Company Profile

 

TOKAI XIHU (WEST LAKE) DIS.TA is specialized in designing and manufacturing fire fighting equipment mainly including fire hose couplings and fittings, nozzles, fire vehicle equipment and fire hose crimping machine. We employed CNC lathe, CNC turning composite center, CNC machining center, forging equipment, heat treating facility and the latest testing equipment to improve dimensional accuracy and quality management. Given more than 20years of development, we not only have broadened the company’s product line but also have developed our capability to meet our customers’ specific requirements and offer products or services that give added value. We have passed the ISO9001:2015 Quality Management System Evaluation and got the certification of CCC. At present, our products are mainly exported to Japan, the United States, Germany, South Korea, ZheJiang , Indonesia, Thailand, Dubai and other global markets, which are highly praised by customers. In domestic market, high-end fire hose factories, fire vehicle manufacturers and the national fire team are our important strategic partners.
  Adhere to the idea of forward-looking innovation, outstanding excellence, continuous improvement and sustainable management, we provide best service to clients. The most important purpose of our company is to ensure that our products have excellent quality, on time delivery with competitive price. We will take it as our duty to create most valuable brand in high-end fire hose couplings. Let’s join hands and work together to build a prosperous future!

 

Certifications

Our Advantages

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Certification: CCCF, CCC, ISO9001
Surface Treatment: Anodizing
Material: Aluminum Alloy
Tech.: Forged
W.Pressure: 2.5MPa(365psi)
Color: Silver/Golden/Black
Samples:
US$ 25/Piece
1 Piece(Min.Order)

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Customization:
Available

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China Hot selling ANSI Pin Fire Hose Coupling

pin coupling

Can Pin Couplings Accommodate High Torque and High-Speed Applications?

Pin couplings are versatile and robust, making them suitable for a wide range of applications, including those involving high torque and high-speed requirements. However, the specific design and construction of the pin coupling will determine its capacity to handle such demanding conditions.

The ability of a pin coupling to accommodate high torque depends on factors such as the material used, the size and number of pins, and the overall design. High-quality pin couplings are often made from strong and durable materials like alloy steel, which allows them to withstand significant torque loads without failure or deformation.

Similarly, the capability of a pin coupling to handle high speeds depends on factors such as the balance of the coupling and the precise manufacturing of the pins and hubs. Properly balanced pin couplings can operate at higher speeds without generating excessive vibration or causing premature wear.

When selecting a pin coupling for high torque and high-speed applications, it is essential to consider the following:

  • Design and Construction: Opt for pin couplings with a robust and well-engineered design to handle the expected torque and speed requirements.
  • Material: Choose pin couplings made from high-quality materials known for their strength and fatigue resistance.
  • Size: Select an appropriate size of pin coupling that can accommodate the torque and speed expected in the application.
  • Manufacturer’s Ratings: Refer to the manufacturer’s specifications and torque-speed curves to ensure the coupling meets the desired performance criteria.

By carefully considering these factors and choosing a pin coupling designed for high torque and high-speed applications, you can ensure reliable and efficient power transmission in demanding industrial settings.

pin coupling

How Does a Pin Coupling Handle Angular, Parallel, and Axial Misalignment?

A pin coupling is designed to handle different types of misalignment, including angular, parallel, and axial misalignment. The unique construction of pin couplings allows them to accommodate these misalignments without compromising the efficiency and performance of the connected equipment.

1. Angular Misalignment: Angular misalignment occurs when the axes of the driving and driven shafts are not parallel but intersect at an angle. Pin couplings can tolerate angular misalignment because of their flexible and floating pin design. The two coupling halves are connected by a series of pins, which can pivot and move within the pin holes. This flexibility allows the coupling to bend slightly, adjusting to the angle of misalignment between the shafts.

2. Parallel Misalignment: Parallel misalignment happens when the axes of the driving and driven shafts are parallel, but they are laterally displaced from each other. Pin couplings can handle parallel misalignment to some extent due to the floating nature of the pins. The pins can move laterally within the pin holes, allowing the coupling to adapt to the offset between the shafts.

3. Axial Misalignment: Axial misalignment occurs when there is a linear displacement along the axis of one shaft concerning the other. While pin couplings primarily focus on handling angular and parallel misalignment, they may offer limited axial misalignment capabilities. The floating pins provide a small degree of axial movement, but excessive axial misalignment is best avoided to prevent additional stresses on the coupling.

It is important to note that while pin couplings can accommodate some degree of misalignment, excessive misalignment should be avoided to prevent premature wear and potential failure of the coupling and connected equipment. Regular inspection and maintenance can help identify and address any misalignment issues, ensuring the optimal performance and longevity of the pin coupling in power transmission applications.

pin coupling

Advantages of Using Pin Couplings in Mechanical Systems

Pin couplings, also known as shear pin couplings, offer several advantages when used in mechanical systems. These advantages make them a popular choice for various industrial applications:

  • 1. Overload Protection: Pin couplings are designed to provide overload protection to connected equipment. In case of excessive torque or sudden shock loads, the sacrificial pins will shear off, preventing damage to the shafts and other components.
  • 2. Misalignment Tolerance: Pin couplings can accommodate a limited amount of angular misalignment between the shafts. This helps to compensate for minor misalignments and reduces the stress on the connected equipment.
  • 3. Cost-Effective: The shear pins used in pin couplings are relatively inexpensive compared to other coupling components. In the event of a failure, replacing the damaged pins is a cost-effective solution, avoiding more significant repairs to the main equipment.
  • 4. Easy Replacement: After shearing, the damaged pins can be quickly and easily replaced. This leads to reduced downtime and lower maintenance costs in the long run.
  • 5. Versatility: Pin couplings are suitable for a wide range of applications, including pumps, compressors, fans, and other industrial machinery. Their ability to handle varying operating conditions makes them versatile in different environments.
  • 6. Shock Load Absorption: Pin couplings can absorb and dissipate shock loads effectively. The shear pins act as a buffer, protecting the equipment from sudden impacts or overloads.

Despite their numerous advantages, it is essential to consider the limitations of pin couplings as well. They have lower torque capacities compared to some other coupling types, such as gear couplings or rigid couplings. Additionally, the need to replace shear pins after each failure may lead to more frequent maintenance requirements in applications with frequent overloads or misalignments.

In conclusion, pin couplings provide reliable torque transmission and safety features, making them a valuable component in various mechanical systems. Their ability to protect against overloads and accommodate misalignments makes them a practical choice in a wide range of industrial applications.

China Hot selling ANSI Pin Fire Hose Coupling  China Hot selling ANSI Pin Fire Hose Coupling
editor by CX 2024-04-04