The invention discloses a stair ascending and descending auxiliary device. The auxiliary device comprises an inner frame and an outer frame, the inner frame and the outer frame are matched in a sliding mode and the distance between the inner frame and the outer frame is adjustable, the distance between the inner frame and the outer frame is locked through a first locking mechanism, inner side wheels, a motor used for driving the inner side wheels and an inner bottom wheel are arranged on the inner frame, outer side wheels and an outer bottom wheel are arranged on the outer frame, and a top wheel capable of sliding up and down and a second locking mechanism capable of locking the height of the top wheel are arranged on the inner frame or the outer frame; and during work, the inner frame andthe outer frame are erected on the inner side and the outer side of a handrail in a staircase, the inner side wheel and the outer side wheel are clamped on the inner side and the outer side of the handrail respectively and clamping force is kept through the first locking mechanism, the inner bottom wheel and the outer bottom wheel are tightly attached to the inner side and the outer side of the bottom of the handrail respectively and matched with the top wheel to vertically oppositely clamp the handrail, and the clamping force of the top wheel is maintained through a second locking mechanism.The device is simple in structure, light, small in size, low in cost, capable of going upstairs and downstairs along the handrail, good in stability and comfort, capable of guaranteeing safety and wide in applicability.

    本发明公开了一种上下楼梯辅助装置,包括内架和外架,内架和外架之间间距可调的滑动配合且通过第一锁定机构锁定两者的间距,内架上设有内侧轮、用于驱动内侧轮的电机和内底轮,外架上设有外侧轮和外底轮,内架或外架上设有能上下滑动的顶轮和能锁定顶轮高度的第二锁定机构;工作时,内架和外架分别搭设在楼梯间里扶手的内外侧,内侧轮和外侧轮分别对夹在扶手的内外侧且通过第一锁定机构保持夹紧力,内底轮和外底轮分别贴紧在扶手底部的内外侧且配合顶轮将扶手上下对夹,第二锁定机构保持顶轮的夹紧力。该装置结构简单、轻便、尺寸小,成本低,能沿扶手上下楼梯,稳定性和舒适度好,具有安全保障,适用性广。


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    Title :

    Stair ascending and descending auxiliary device


    Additional title:

    上下楼梯辅助装置


    Contributors:
    LI WENFENG (author) / LIU JUN (author) / LIU XING (author) / WANG HAORAN (author) / XU CHENYANG (author)

    Publication date :

    2020-12-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS



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