The invention relates to a power-losing trigger type safety gear which comprises a gear body provided with a guide rail channel and further comprises a brake part and a fixed wedge block which are installed on the gear body, and the brake part and the fixed wedge block are located on the two sides of the guide rail channel respectively. The power-losing trigger type safety tongs further comprise an electronic trigger piece installed on the tongs body, and the electronic trigger piece is used for driving the brake piece to move along the tongs body to be attached to the elevator guide rail in the power-losing state to achieve braking. The power-losing trigger type safety tongs further comprise a brake reset and detection mechanism, and the brake reset and detection mechanism is used for resetting the brake piece and detecting the state of the safety tongs. The power-losing trigger type safety tongs are provided with the brake reset and detection mechanism, and reliable reset of a brake part and state detection of the safety tongs are guaranteed.

    本发明涉及一种失电触发式安全钳,包括钳体,钳体具有导轨通道,还包括安装于钳体的制动件和固定楔块,制动件与固定楔块分别位于导轨通道的两侧;所述失电触发式安全钳还包括安装于钳体的电子触发件,电子触发件用于在失电状态下驱动制动件沿钳体运动至贴合电梯导轨,实现制动;所述失电触发式安全钳还包括制动复位和检测机构,制动复位和检测机构用于复位制动件和检测安全钳状态。本发明的失电触发式安全钳设有制动复位和检测机构,保证制动件的可靠复位和安全钳状态检测。


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    Title :

    Power-loss trigger type safety tongs


    Additional title:

    一种失电触发式安全钳


    Contributors:
    ZOU JIACHUN (author) / LIU KUN (author) / YAO RONGKANG (author) / DAI YONGQIANG (author) / ZHANG TIANSHENG (author)

    Publication date :

    2023-08-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS



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