The invention relates to a small movable crane, which comprises a hoisting device, a counterweight device, a movable pedestal, leading screw supports, and support assemblies. A Y-shaped hoisting hanger of the hoisting device comprises an upper support and a lower support, wherein each end of the upper support is provided with a fixed pulley; the bottom of the lower support is fixed to a rotating shaft, which is inserted into a rotating seat. The rotating seat is fixedly mounted on the center of the movable pedestal; and the counterweight device is arranged at one side of the lower support of the hoisting hanger and is provided with a hand-operated capstan. A steel wire rope is transited via two fixed pulleys, and one end of the steel wire rope is provided with a hook. Every two of the four leading screw supports are symmetrically arranged at front and rear sides of the inner sides of two frames of the movable seat; every two of the four support assemblies are symmetrically arranged at front and rear sides of the outer sides of two frames of the movable seat; and each corner of the movable seat is provided with an omni-directional wheel. The small movable crane has advantages that the crane is small, exquisite, light and convenient, is flexible to move, and is safe and reliable; a large amount of physical power is saved for a maintenance person; the maintenance speed is greatly improved; and an emergency rescuing function of a reaction pool is provided.


    Access

    Download


    Export, share and cite



    Title :

    Small movable crane


    Contributors:
    GAO XINGHUA (author) / XU GUANG (author) / YAN FENG (author) / PAN JUNJIE (author) / LIU FEN (author) / TONG JINGNAN (author) / LI JIANXIN (author) / ZHAO SHIYONG (author)

    Publication date :

    2015-09-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES



    Movable small crane

    LIU HAIYONG / LI MING / GAO FULONG et al. | European Patent Office | 2021

    Free access

    Movable crane

    CHEN SHANGWEN / YIN QIN / XIE JIAXUE | European Patent Office | 2023

    Free access

    Movable crane

    European Patent Office | 2015

    Free access

    MOVABLE CRANE

    ISOGAI TAKAAKI | European Patent Office | 2015

    Free access

    MOVABLE CRANE

    AN HAN BAE | European Patent Office | 2016

    Free access