A wiring harness interface waterproof member for an automobile theft control unit

By designing the plug-in and threaded connection structure of the waterproof component body and the sealing ring, the problem of lack of waterproofing at the wiring harness interface is solved, achieving rapid installation and high sealing performance, avoiding damage to the printed circuit board, and improving the practicality of the car anti-theft control unit.

CN224545899UActive Publication Date: 2026-07-24SHANGHAI PAISHUO ELECTRONIC TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANGHAI PAISHUO ELECTRONIC TECH CO LTD
Filing Date
2025-08-12
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

The wiring harness interface of existing car anti-theft control units lacks a waterproof structure, which allows water to easily enter the housing of the anti-theft control unit through the wiring harness interface, damaging the printed circuit board. This results in poor sealing and limited practicality.

Method used

A waterproof component for a wire harness interface was designed, comprising a waterproof component body, a sealing ring, and a top cover. It achieves quick positioning and fixation through plug-in and threaded connections, and the rubber sealing ring improves the sealing performance to prevent water from entering.

Benefits of technology

It enables rapid installation and high sealing of wire harness interfaces, avoids damage to printed circuit boards due to leakage, improves installation efficiency and sealing, and reduces labor and time costs.

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Abstract

The utility model relates to traffic tool technical field discloses a wire harness interface waterproof component for automobile anti -theft control unit, including anti -theft control unit shell and top cap, the inner wall of anti -theft control unit shell is provided with printed circuit board, wire harness body is fixedly installed to the outer edge of printed circuit board, and one end fixed mounting of anti -theft control unit shell is close to wire harness body has the locating seat. This wire harness interface waterproof component for automobile anti -theft control unit, waterproof component body made of rubber has good sealing property, can avoid water through wire harness interface and enter anti -theft control unit shell inside, lead to printed circuit board electric leakage damage, and the sealing property is higher, through the design of waterproof component body middle larger outer diameter both ends smaller outer diameter, make waterproof component body can be well clamped in the inside of locating groove no.
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