The invention relates to a movable hand-cranking lifting stair, and belongs to the field of industrial equipment manufacturing. The movable hand-cranking lifting stair is characterized by comprising acradle head, a guardrail, two identical fixed inclined rails, two identical movable inclined rails, two identical fixed wheel devices, two identical movable wheel devices, a fixed pulley, two identical supports, a steel wire rope, a bottom frame, wheels, a hand-cranking winch, a transverse hook and a hook. The hand-cranking winch rotates, the movable inclined rails are driven by the steel wire rope to move on the fixed inclined rails in an inclined plane mode, and therefore the stair can be manually lifted, moving and lifting are flexible, construction is convenient, and working efficiency can be improved.

    本发明涉及一种可移动手摇升降楼梯,属于工业装备制造领域,其特征是:它包括云台、护栏、两个相同的固定斜轨、两个相同的活动斜轨、两个相同的固定轮装置、两个相同的活动轮装置、定滑轮、两个相同的支撑、钢丝绳、底架、车轮、手摇卷扬机、横柽、挂钩;手摇卷扬机转动,通过钢丝绳带动活动斜轨在固定斜轨上做斜面的移动,实现手动升降楼梯,移动、升降灵活,方便施工能够提高工作效率。


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    Title :

    Movable hand-cranking lifting stair


    Additional title:

    一种可移动手摇升降楼梯


    Contributors:
    HE HAIYANG (author) / WU GUANGYU (author) / LIU HAIYIN (author)

    Publication date :

    2021-02-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66D Haspeln , CAPSTANS / E04F FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS , Ausbau von Bauwerken, z.B. Treppen, Fußböden



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