Liquid-cooled charging gun head protection device
CN224318827UActive Publication Date: 2026-06-02FUJIAN TONGYUZHILIAN NEW ENERGY CO LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- FUJIAN TONGYUZHILIAN NEW ENERGY CO LTD
- Filing Date
- 2025-07-25
- Publication Date
- 2026-06-02
AI Technical Summary
Technical Problem
The liquid-cooled charging gun head lacks sealing protection during the insertion process, which can easily lead to water seepage and dampness, posing a safety hazard.
Method used
A liquid-cooled charging gun head protection device was designed, including components such as a charging gun frame, a limiting ring, an external threaded sleeve, an internal threaded assembly ring, a flexible corrugated sleeve, and a rubber ring. The protective performance is improved by spiral insertion and sealing structure, and protective pads and strips are glued to the outer wall to prevent wear.
Benefits of technology
It effectively prevents water leakage, improves safety during use, and protects the outer wall of the charging gun with protective pads and strips to prevent wear.
✦ Generated by Eureka AI based on patent content.
Smart Images
Figure CN224318827U_ABST
Abstract
This utility model discloses a protective device for a liquid-cooled charging gun head, belonging to the technical field of liquid-cooled charging gun heads. It includes a charging gun frame, a charging gun plug fixedly connected to the charging end of the charging gun frame, and a traction frame fixedly connected to the surface of the charging gun frame. A sealing assembly is installed on the outer part of the charging gun frame. The sealing assembly includes an internally threaded assembly ring sleeved on the outside of the charging gun frame, a flexible corrugated sleeve fixedly connected to the end face of the internally threaded assembly ring, and a support ring fixedly connected to the surface of the flexible corrugated sleeve. The internally threaded assembly ring is held on the outside of the charging gun plug, and the internally threaded assembly ring and the externally threaded sleeve are screwed together. The flexible corrugated sleeve and rubber ring are both mounted on the outside of the charging gun plug. When the charging gun plug is inserted into the charging port, the rubber ring fits against the outer part of the charging port, providing excellent protection and improving safety during use.
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