The invention relates to an elevator running door opening dangerous case detection system which comprises a car top optoelectronic switch, a car bottom optoelectronic switch, computer control equipment, car door state detection equipment and a plurality of floor plugboards, wherein the car top optoelectronic switch, the car bottom optoelectronic switch, the car door state detection equipment and the floor plugboards are used for jointly detecting whether an elevator undergoes a running door opening dangerous case or not, and the computer control equipment determines an alarm strategy according to a joint detection result. Through the elevator running door opening dangerous case detection system, the dangerous case that the elevator door opens suddenly in an elevator running process can be identified automatically.
Elevator running door opening dangerous case detection system
2015-11-18
Patent
Electronic Resource
English
IPC: | B66B Aufzüge , ELEVATORS |
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