A non-contact pressure plate state acquisition device and pressure plate state monitoring system based on magnetic induction principle

By adopting a non-contact pressure plate state acquisition device based on the principle of magnetic induction in the power grid, using the combination of magnetic parts and magnetic switches, high-precision and reliable non-contact acquisition of the pressure plate state is achieved, and the problem of low manual verification accuracy and reliability in the prior art is solved.

CN118818139BActive Publication Date: 2025-04-04BAZHONG POWER SUPPLY COMPANY OF STATE GRID SICHUAN ELECTRIC POWER
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Patent Information

Application Number
CN202411066888.9
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2024-08-06
Publication Date
2025-04-04
Estimated Expiration
2044-08-06

AI Technical Summary

Technical Problem

In the prior art, the accuracy and reliability of the status of the protective plate in the power grid are low, resulting in frequent misoperation and accidents, and it is difficult for the prior art to achieve high-precision non-contact plate state acquisition.

Method used

A non-contact pressure plate state acquisition device based on the principle of magnetic induction is adopted. The device includes a protective screen and a pressure plate assembly installed on the protective screen. Through the arrangement of the first magnetic member and the first magnetic switch, the contactless acquisition of the pressure plate state is realized. Through the arrangement of two sets of magnetic switches, the pressure plate state is accurately collected from the three-dimensional directions of the X-axis, Y-axis and Z-axis.

Benefits of technology

It improves the reliability and accuracy of plate status acquisition, reduces the volume of the device, reduces the risk of misoperation, and improves the level of voltage plate status monitoring in the grid.

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Abstract

The present invention relates to a non-contact pressure plate state acquisition device and pressure plate state monitoring system based on the principle of magnetic induction, belonging to the technical field of secondary equipment monitoring in power systems. It includes a protective screen and a pressure plate assembly installed on the protective screen; it also includes: a first magnetic part and a first magnetic switch; the first magnetic part is fixed on the pressure plate assembly, the first magnetic switch is fixed on the protective screen, and there is a gap between the first magnetic part and the first magnetic switch. It solves the problem of low accuracy and reliability of manual verification of the current power grid pressure plate state, so as to improve the level of power grid pressure plate state acquisition and monitoring.
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