A plastic terminal with a waterproof structure

By designing waterproof rubber sleeves and waterproof cotton sleeves on the terminals and utilizing the cooperation of push plates and support springs, the problems of waterproofing and connection stability of the terminals were solved, achieving waterproof and stable connection of the terminals.

CN224318799UActive Publication Date: 2026-06-02NINGBO DINGYANG INTELLIGENT TECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
NINGBO DINGYANG INTELLIGENT TECHNOLOGY CO LTD
Filing Date
2025-06-09
Publication Date
2026-06-02

AI Technical Summary

Technical Problem

Existing terminal blocks lack a waterproof structure, allowing water to enter the wiring and damage the circuit. Furthermore, the connectors are prone to loosening, leading to open circuits.

Method used

A waterproof terminal block plastic part was designed, including a terminal housing, a waterproof rubber sleeve, a support spring, and a waterproof cotton sleeve. The combination of the waterproof rubber sleeve and the waterproof cotton sleeve effectively waterproofs the terminal block, and the cooperation of the push plate and the support spring facilitates the insertion of the connector.

Benefits of technology

It achieves effective waterproofing of the terminals, preventing moisture from entering the wiring, while maintaining the stability of the connection and avoiding loosening and open circuits.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224318799U_ABST
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Abstract

The utility model discloses a wiring terminal plastic piece with waterproof structure, including wiring outer casing, push board, support elastic sheet and waterproof rubber cover, the front end of wiring outer casing is provided with waterproof rubber cover, and the outer wall surface of wiring outer casing is opened with a plurality of displacement sliding slot, and the inside slide of displacement sliding slot is provided with the inner slide seat, and the front end of inner slide seat is connected with support elastic sheet, the utility model discloses setting waterproof rubber cover at the outer port of wiring outer casing, and the plug connector of outside inserts into the inside of wiring outer casing, and when connecting power with inner wiring post, can pass through waterproof rubber cover, in this way, waterproof rubber cover can cover at the plug end port, and then effectively waterproof through waterproof rubber cover, and the inside of wiring outer casing still is provided with waterproof cotton cover and dustproof cotton cover, further improves waterproof effect, prevents liquid and enters the inside of wiring outer casing.
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