Plug and coupling assembly

The plug and coupling assembly addresses leakage and resistance issues in water cooling connectors by using a conical piston design and rubber rings to enhance sealing and reduce fluid resistance, improving heat dissipation efficiency.

TW202632172APending Publication Date: 2026-08-01JENTECH PRECISION INDUSTRIAL CO LTD
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Patent Information

Application Number
TW114146283
Authority / Receiving Office
TW · TW
Patent Type
Applications
Current Assignee / Owner
Priority Date
2025-01-17
Filing Date
2025-11-26
Publication Date
2026-08-01

AI Technical Summary

Technical Problem

Existing water cooling connectors in servers suffer from leakage and lack a tight seal and effective fluid resistance reduction, necessitating a solution that ensures a secure connection while minimizing fluid resistance.

Method used

A plug and coupling assembly featuring a plug with a cavity, annular hook, and piston extensions, along with rubber rings and a conical surface design, which reduces fluid resistance and ensures a tight seal through engagement grooves and frictional retention.

Benefits of technology

The design enhances heat dissipation efficiency by reducing fluid resistance and preventing leakage, ensuring a secure connection and improved flow coefficient.

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Abstract

A plug has a cavity and a front opening and a rear opening located at two opposite ends of the cavity. The plug includes a plug main body, a plug rear terminal, and a piston. The plug main body includes a circumferential hook raised from an outer surface of the plug main body. The front opening defines a front end surface of the plug main body. The plug rear terminal is connected to the plug main body. The rear opening is located at an end of the plug rear terminal away from the plug main body. The piston is disposed in the cavity. The piston includes a piston main body, a piston head, and at least three extending portions. The piston main body has a cone surface. The piston head is disposed on the piston main body. The at least three extending portions are connected to the cone surface of the piston main body. The at least three extending portions extend away from the piston head from the cone surface of the piston main body. A notch is defined among the at least three extending portions and is located at a side of the piston main body away from the piston head.
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