Electrically controlled power supply circuit and device control circuit

By introducing a power control circuit before the equipment's electrical control, the problem of ordinary switches being unable to respond promptly to abnormal fluctuations in AC power is solved, thus achieving safety protection for the equipment's electrical control, extending the equipment's lifespan, and improving safety in the field of industrial automation.

CN224289588UActive Publication Date: 2026-05-26BEIJING XINGDAHAO INFORMATION TECH CO LTD +1
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
BEIJING XINGDAHAO INFORMATION TECH CO LTD
Filing Date
2025-01-22
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

In existing technologies, ordinary switches cannot respond promptly to abnormal voltage fluctuations in AC power, resulting in ineffective protection of the equipment's electrical control and posing a risk of damage to the equipment's electrical control.

Method used

A power control circuit is introduced, which, through a circuit structure consisting of AC-DC converter, filter and voltage regulator, monitors changes in AC power supply voltage and controls the opening and closing of the switching circuit to ensure that the connection between the equipment's electrical control and the AC power supply is disconnected in time during abnormal fluctuations.

Benefits of technology

It improves the electrical safety of equipment control systems, reduces the risk of failure, extends the service life of equipment control systems and target equipment, and provides more reliable technical support for the field of industrial automation.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224289588U_ABST
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Abstract

This application provides an electronically controlled power supply circuit and an equipment control circuit, relating to the field of vehicle technology. The electronically controlled power supply circuit includes: an AC power source, a switching circuit, an equipment electronic control unit, and a power control circuit; wherein, the live wire of the AC power source is connected to the live wire of the equipment electronic control unit via the switching circuit, and the neutral wire of the AC power source is connected to the neutral wire of the equipment electronic control unit; the live wire of the AC power source is connected to the live wire of the power control circuit, and the neutral wire of the AC power source is also connected to the neutral wire of the power control circuit; the output terminal of the power control circuit is also connected to the control input terminal of the switching circuit. The electronically controlled power supply circuit and equipment control circuit of this application, by setting up a power control circuit to control the switch before the equipment electronic control unit, improve the electrical safety of the equipment electronic control unit.
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