The invention relates to the technical field of elevator car safety control, and discloses an elevator fault door opening automatic blocking device. The device comprises a car door and a floor slab, an outer frame is installed at the position, located at the upper end of the floor slab, of the outer side of the car door, and a car distance sensor is embedded at the position, above the car door, ofthe middle of the front surface of the outer frame. A photoelectric sensor is further arranged at the position, close to the car distance sensor, above the car door and comprises a light receptor installed at one end of the upper surface of the car door in an embedded manner, a blocking and protecting device is installed at the position, located in an elevator shaft, of the side face of the floorslab, the blocking and protecting device comprises a rear blocking and protecting frame installed on the side face of the floor slab, the two ends of the rear blocking and protecting frame are connected with telescopic supporting rods, front blocking and protecting frames are connected to the positions, corresponding to the rear blocking and protecting frames, of the other ends of the telescopicsupporting rods, and blocking and protecting nets are installed between the front blocking and protecting frames and the rear blocking and protecting frames. According to the device, the blocking andprotecting nets can be rapidly unfolded to form protection, the elevator taking safety coefficient is increased, falling safety accidents are reduced, installation is easy and convenient, and the protection effect is good.

    本发明涉及电梯轿厢安全控制技术领域,公开了一种电梯故障开门自动拦网装置,包括厢门和楼板,厢门的外侧位于楼板上端安装有外框,外框前表面中部位于厢门的上方处嵌入设置有轿厢距离传感器,厢门的上方临近轿厢距离传感器处还设置有光电感应器,光电感应器包括安装于厢门上表面一端嵌入设置的受光器,楼板的侧面位于电梯井内安装有拦护装置,拦护装置包括安装于楼板侧面的后拦护架,后拦护架的两端连接有伸缩支杆,伸缩支杆的另一端对应后拦护架处连接有前拦护架,前拦护架与后拦护架之间安装有拦护网。本发明可以快速将拦护网展开,形成保护,提高电梯乘坐安全系数,减少坠落安全事故的发生,且安装简便、保护效果好。


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    Title :

    Elevator fault door opening automatic blocking device


    Additional title:

    一种电梯故障开门自动拦网装置


    Contributors:
    ZHANG YANYAN (author) / ZHANG YANQIU (author) / WANG LIN (author)

    Publication date :

    2021-03-02


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS



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