Types of Coupling for Circular Connectors

Circular connectors are integral components in various applications, providing durable and reliable connections across multiple industries. Their cylindrical design and diverse coupling mechanisms make them adaptable to different environments and requirements. Understanding the various coupling types is essential for selecting the appropriate connector for your specific application.

1. Bayonet Coupling

Bayonet couplings utilize a rotating mechanism to lock the plug and receptacle together securely. This design ensures a quick and reliable connection, often accompanied by tactile, audible, and visual feedback upon engagement. Bayonet connectors are particularly valued in environments subject to high vibration and shock due to their durability and ease of use. A notable variant, the reverse bayonet connector, requires a 120° rotation to complete the connection, facilitating rapid engagement and disengagement.

2. Threaded Coupling

Threaded coupling connectors employ a screw-thread mechanism to secure the mating halves. Known for their high reliability and resistance to environmental factors, these connectors are ideal for applications demanding robust performance. While they can typically be tightened by hand, certain scenarios may necessitate the use of a spanner to achieve the correct torque specification, ensuring a secure connection.

3. Push-Pull Coupling

Push-pull connectors feature a mechanism that locks the connector upon insertion and releases it when the outer casing is pulled back or the connector body is squeezed. This coupling type is prevalent in medical devices, sensors, and instrumentation applications due to its user-friendly operation and prevention of accidental disconnection in dynamic environments.

Shenzhen SIGNAL Push-Pull Connectors

4. Snap-In Coupling

Snap-in coupling connectors are designed for quick and straightforward connections, utilizing a snapping mechanism to hold the mating halves together. This type is suitable for applications where rapid assembly and disassembly are required without compromising connection integrity.

5. Screw-In Coupling

Screw-in coupling involves securing the connector by screwing the plug into the receptacle, providing a firm and stable connection. This method is often employed in scenarios where a secure and sealed connection is critical, such as in industrial automation and transportation sectors.

Selecting the appropriate coupling type depends on various factors, including the operating environment, power requirements, signal type, and user accessibility. Each coupling mechanism offers distinct advantages tailored to specific application needs.

For expert guidance in choosing the right circular connectors for your applications, Shenzhen SIGNAL provides a comprehensive range of solutions. Their commitment to quality and innovation ensures that you receive connectors optimized for performance and reliability in your specific use cases.