The invention relates to the field of elevators, in particular to an anti-pushing door knife device with a door lock. The invention discloses an anti-pushing door knife device with a door lock. Comprising a bottom plate assembly, a swing rod assembly, a convex plate assembly, a plug assembly, a fixed ball assembly, a movable ball assembly, a cushion column, a right lower connecting rod assembly, a connecting rod assembly, an emergency steel wire rope assembly, a right anti-pushing plate assembly, a right tool arm assembly, a left lower connecting rod assembly, a left anti-pushing plate assembly, a left upper connecting rod assembly, a right upper connecting rod assembly, a push plate assembly and a steel wire rope pulling plate assembly. A limiting hole a is formed in the upper portion of the left side of the bottom plate assembly, a rocker fixing shaft a is arranged below the limiting hole a, and one end of the rocker fixing shaft a penetrates through the bottom plate assembly and is fixed through a nut. The door knife has the beneficial effects that when a person scratches a door from the outside of a car to two sides, the left and right anti-scratches door assemblies on the door knife can simultaneously move outwards from two sides, and the left anti-scratches door assembly drives the left upper connecting rod assembly to rotate to push the lock hook assembly, so that the lock hook is lifted up, and the left and right knife arm assemblies are closed.

    本发明涉及电梯领域,尤其是一种带门锁防扒门门刀装置。一种带门锁防扒门门刀装置,包括底板组件、摆杆组件、凸板组件、插头组件、定球组件、动球组件、垫柱、右下连杆组件、连杆组件、应急钢丝绳组件、右防扒板组件、右刀臂组件、左下连杆组件、左防扒板组件、左上连杆组件、右上连杆组件、推板组件、钢丝绳拉板组件、锁钩组件和左刀臂组件,所述底板组件左侧上部设有限位孔a,限位孔a下方设有摇杆固定轴a,摇杆固定轴a一端穿过底板组件通过螺母固定。本发明的有益之处:当有人在轿外向两边扒门时,门刀上左、右防扒门组件会同时会两边向外运动,左防扒门组件带动左上连杆组件转动推动锁钩组件使得锁钩抬起并让左右刀臂组件闭合。


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    Title :

    Door knife device with door lock and capable of preventing door from being scrabbed


    Additional title:

    一种带门锁防扒门门刀装置


    Contributors:
    HUANG SHAOHUO (author) / SHEN TONGBO (author)

    Publication date :

    2025-03-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS



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