Power supply control circuit of metro platform screen door

• Main Authors: XIONG CHANG'AN, ZHOU CHAOFEI, XIAO XINYUAN, CHENG GUANGBO
• Format: Patent
• Language: Chinese; English
• Published: 30.08.2022
• Subjects: CONTROL OR REGULATING SYSTEMS IN GENERAL; CONTROLLING; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS ORELEMENTS; PHYSICS; REGULATING

The utility model provides a power supply control circuit of a metro platform screen door. Comprising a main control chip module, a power supply module, a relay module used for controlling on and off of a power supply of the subway platform screen door, a first controlled switch module used for sending a relay control signal to the main control chip module so as to control the relay module to work, and a photoelectric coupler module used for driving the controlled switch module to be conducted. The second controlled switch module is used for controlling the electric signal to be output to the photoelectric coupler module; the first communication module is used for receiving a first control data signal sent by a display and sending the first control data signal to the main control chip module; and the second communication module is used for receiving a second control data signal sent by a control terminal and sending the second control data signal to the main control chip module. The power supply control circu