The invention discloses an explosion-proof elevator car door lock catch assembly. The explosion-proof elevator car door lock catch assembly comprises a car, a door motor bottom plate, a hanging plate,a door knife, a car door and a PLC control system, the door motor bottom plate is fixed to the car, the hanging plate is driven by a motor, the car door is installed on the hanging plate, the hangingplate drives the car door to be opened and closed, the door knife is installed on the front side face of the hanging plate, and the door knife is used for locking and unlocking the opening and closing of the hanging plate. The explosion-proof elevator car door locking device has the beneficial effects that a first electric limiting switch assembly is matched with the combination of a mechanical lock hook, a second electric limiting switch assembly and a third electric limiting switch assembly for two times of verification, opening or closing of the car door is determined, the safety of the car is improved, and the limiting switch and a striking rod are buckled or separated without generating spark or heat effect, so that the spark problem generated by exposed contact of a copper sheet ofa traditional switch is solved, and an elevator door motor has an explosion-proof effect and meets the requirements of national explosion-proof elevators.

    本发明公开了一种防爆电梯轿门锁扣组件,包括轿厢、门机底板、挂板、门刀、轿门和PLC控制系统,所述门机底板固定于轿厢上,所述挂板由电机驱动,所述轿门安装于挂板上,所述挂板驱动轿门开闭,所述门刀安装于挂板前侧面,所述门刀用于锁止和解锁挂板开合,本发明的有益效果在于:通过由第一电气限位开关组件配合机械式锁钩、第二电气限位开关组件和第三电气限位开关组件的组合进行两次验证,确定轿门的开启或关闭,提高了轿厢的安全性,并且限位开关和撞杆的插扣或分离,并不会产生火花或热效应,解决了传统开关铜片外露式接触产生的火花问题,使得电梯门机具有防爆的作用,符合国家防爆电梯的要求。


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    Titel :

    Explosion-proof elevator car door lock catch assembly


    Weitere Titelangaben:

    一种防爆电梯轿门锁扣组件


    Beteiligte:
    LI YINGCONG (Autor:in) / YAO YONGBIN (Autor:in) / NI SHIJIN (Autor:in) / FENG BIN (Autor:in) / LU JIANCHUN (Autor:in) / LI HUI (Autor:in)

    Erscheinungsdatum :

    2021-01-19


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B66B Aufzüge , ELEVATORS



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