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Safe power utilization control system

A technology of control system and safe electricity use, applied in general control system, control/regulation system, program control, etc., can solve the problems of high current, spark and electric shock, etc., achieve simple design structure, avoid electric shock and fire, and avoid causing damage Injury effects

Pending Publication Date: 2022-06-03
广东众达安智能科技有限公司
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  • Application Information

AI Technical Summary

Problems solved by technology

[0002] In the case of traditional mains electricity, when the live wire leaks to the ground, ground, metal, or personnel, a large current will be generated, resulting in sparks or electric shock accidents

Method used

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Embodiment Construction

[0025]The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0026] see figure 1 , figure 2 and image 3 , an embodiment of the present invention, a safe power consumption control system, including a power supply, a power input circuit 2, a leakage detection sampling amplifying circuit 3, an MCU microprocessor chip 4, a drive switching control circuit 5 and a power output circuit 6;

[0027] The power supply includes a positive voltage power supply module 11 and a negative voltage power supp...

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Abstract

The invention provides a safe power utilization control system, which comprises a power supply, a power input circuit, an electric leakage detection sampling amplification circuit, an MCU (Microprogrammed Control Unit) micro-processing chip, a driving switching control circuit and a power output circuit, and is characterized in that the power input circuit comprises an input phase line and an input zero line; the electric leakage detection sampling amplification circuit comprises a current detection coil L1 and a comparison amplification circuit, the MCU micro-processing chip is used for receiving an electric leakage amplification signal transmitted by the electric leakage detection sampling amplification circuit, processing the electric leakage amplification signal and then converting the electric leakage amplification signal into an electric leakage control signal, and the driving switching control circuit is connected with the MCU micro-processing chip and the power supply input circuit. The power supply input circuit is used for receiving an electric leakage control signal output by the MCU micro-processing chip, processing the electric leakage control signal and switching an input phase line and an input zero line in the power supply input circuit; the power output circuit comprises an output phase line and an output zero line. The safe power utilization control system provided by the invention is simple in design structure, high in integration level and capable of effectively protecting power utilization safety.

Description

technical field [0001] The invention relates to the technical field of safe electricity consumption, in particular to a safe electricity consumption control system. Background technique [0002] In the case of traditional mains electricity, when the live wire is connected to the ground, ground, metal, or personnel leakage, a large current will be generated, resulting in sparks or electric shock injuries. SUMMARY OF THE INVENTION [0003] In order to solve the deficiencies of the prior art, the present invention discloses a safe power consumption control system, comprising a power supply, a power input circuit, a leakage detection sampling amplifying circuit, an MCU microprocessor chip, a drive switching control circuit and a power output circuit; [0004] The power supply includes a positive voltage power supply module and a negative voltage power supply module, the positive voltage power supply module is used to provide a stable +5V DC voltage after the input voltage is r...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G05B19/042
CPCG05B19/0423G05B2219/25257Y02B70/10
Inventor 吕振达谢璋辉陈贻能罗金清徐四保
Owner 广东众达安智能科技有限公司
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