Elevator shaft lighting system based on PLC and control method

Through the PLC-based elevator shaft lighting system, power line carrier communication and low-voltage control design, the problems of low safety and high wiring complexity of elevator shaft lighting control system are solved, intelligent, safe and efficient control is achieved, and costs and risks are reduced.

CN120434870APending Publication Date: 2025-08-05HANGZHOU XO ELEVATOR
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Patent Information

Application Number
CN202510605100.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-05-12
Publication Date
2025-08-05

AI Technical Summary

Technical Problem

The existing elevator shaft lighting control system has problems such as low safety and high wiring complexity, resulting in high installation and maintenance costs and risk of electric shock.

Method used

The elevator shaft lighting system based on PLC is adopted, and the power line carrier module composed of STA controller and CCO controller is used to supply power through emergency power supply and use power lines as data transmission medium. The integrated relay controls the start and stop of the shaft lights, and combines the power line carrier communication technology and low-voltage control design to achieve intelligent control.

Benefits of technology

It reduces wiring and maintenance costs, eliminates the risk of electric shock, ensures the safety of operators, improves control accuracy and efficiency, meets electrical safety standards, and reduces energy waste.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses a PLC-based elevator shaft lighting system and a control method, relates to the technical field of elevator control, and aims to solve the problems of low safety and high wiring complexity of elevator shaft lighting control. The PLC-based elevator shaft lighting system comprises a power line carrier module consisting of an STA controller arranged in a machine room distribution box and a CCO controller arranged in a pit maintenance box; the STA controller and the CCO controller are powered by an emergency power supply, two core wires of the emergency power supply are used as data transmission media, and the STA controller is provided with a power relay for controlling on and off of the well lamp. According to the elevator hoistway lighting system based on the PLC and the control method, starting and stopping of hoistway lighting can be accurately controlled, instant lighting is provided for operators, the wiring and maintenance cost can be reduced, the electric shock risk is eliminated, and the safety of the operators is guaranteed.
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Citation Information

Patent Citations

  • Elevator well lighting system

    CN206459084U

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