Automatic leveling rescue device and method for elevator during power failures

The invention discloses an automatic leveling rescue device and method for an elevator during power failures. The automatic leveling rescue device for the elevator during the power failures comprises an elevator power source main switch, an elevator lift car door opener and a tractor brake device. T...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ZHANG YUEQIANG, HAN YUNFEI, YANG YEFEI, LI MINGHUI, LI YANG, YUE WENKAI, YI XIAOHONG, HANG SHUAINAN, CAO YINTAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ELEVATORS ESCALATORS OR MOVING WALKWAYS HAULING HOISTING LIFTING PERFORMING OPERATIONS TRANSPORTING
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Beschreibung
Zusammenfassung:	The invention discloses an automatic leveling rescue device and method for an elevator during power failures. The automatic leveling rescue device for the elevator during the power failures comprises an elevator power source main switch, an elevator lift car door opener and a tractor brake device. The automatic leveling rescue device for the elevator during the power failures further comprises a power-failure leveling control unit, an electric energy storage device, a leveling signal unit and an elevator power grid outage signal unit, the power-failure leveling control unit is connected with the elevator power source main switch, the tractor brake device, the electric energy storage device, the elevator lift car door opener and the leveling signal unit, and the electric energy storage device is further connected with the tractor brake device, the elevator lift car door opener and the elevator power grid outage signal unit. By means of the technical scheme, people can be automatically released in a leveling mo