Automatic leveling rescue device in power failure of elevator

The utility model discloses an automatic leveling rescue device in a power failure of an elevator. The automatic leveling rescue device comprises an elevator battery main switch, an elevator lift car door opener and a tractor brake device. The automatic leveling rescue device further comprises a pow...

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:	eng
Schlagworte:	ELEVATORS ESCALATORS OR MOVING WALKWAYS HAULING HOISTING LIFTING PERFORMING OPERATIONS TRANSPORTING
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Beschreibung
Zusammenfassung:	The utility model discloses an automatic leveling rescue device in a power failure of an elevator. The automatic leveling rescue device comprises an elevator battery main switch, an elevator lift car door opener and a tractor brake device. The automatic leveling rescue device further comprises a power-failure leveling control unit, an electric energy accumulation device, a leveling signal unit and an elevator power grid outage signal unit. The power-failure leveling control unit is connected with the elevator battery main switch, the tractor brake device, the electric energy accumulation device, the elevator lift car door opener and the leveling signal unit. The electric energy accumulation device is further connected with the tractor brake device, the elevator lift car door opener and the elevator power grid outage signal unit. According to the technical scheme, people can be released from the elevator in a leveling mode, and the automatic leveling rescue device is simple, economical and practical.