Waterproof key structure and electric energy meter

By adopting a waterproof button structure in the power meter and using the cylinder and annular sealing surface of the elastic seal, the problem of poor sealing of the existing power meter button structure is solved, achieving higher sealing effect and data security.

CN222690551UActive Publication Date: 2025-03-28SHENZHEN INHEMETER
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Patent Information

Application Number
CN202421313216.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-07
Publication Date
2025-03-28
Estimated Expiration
2034-06-07

AI Technical Summary

Technical Problem

The key structure of the existing power meter has a problem of poor sealing, which causes external water vapor and dust to enter the meter, damage to electronic devices, and the keys to be easily disengaged, resulting in functional failure or illegal operation.

Method used

The waterproof key structure is adopted, including an upper shell, an elastic seal, a key and a reset member. The elastic seal is composed of an installation part, a round table part and a cylinder part to form a cylindrical sealing surface and an annular sealing surface to ensure the sealing and stability of the keys.

Benefits of technology

It effectively improves the sealing effect of the power meter buttons, prevents external water vapor and dust from entering, ensures the safety of electronic devices, and prevents the buttons from being disengaged or illegally operated, improving data security.

✦ Generated by Eureka AI based on patent content.
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Abstract

The utility model discloses a waterproof button structure and an electric energy meter, the waterproof button structure comprises an upper shell, an elastic sealing member, a button and a reset member, the upper shell is provided with an installation column, the installation column is internally provided with an accommodation hole, the accommodation hole is internally provided with a bottom plate, and the bottom plate is provided with a via hole; the elastic sealing piece comprises a mounting part, a circular truncated cone part and a barrel part which are sequentially connected from inside to outside, the mounting part abuts against the inner side face of the bottom plate, and the barrel part is in sealed connection with the mounting column to form a barrel-shaped sealing face; the key is slidably arranged in the accommodating hole in the axial direction, and the tail end of the key penetrates through the via hole and is fixedly connected with the mounting part; the reset piece is arranged in the containing hole and located on the outer side of the bottom plate. The reset piece makes contact with the key and the bottom plate. The waterproof key structure is good in sealing effect and waterproof performance, and data security of the electric energy meter can be guaranteed.
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