The invention discloses a folding lifting device which comprises a chassis, a first-stage arm, a second-stage arm, a first-stage jack and a lifting hook, one end of the first-stage jack and one end of the first-stage arm are hinged to the chassis, one end of the second-stage arm is installed at the other end of the first-stage arm, and the other end of the second-stage arm is installed at the other end of the second-stage arm. The other end of the first-stage jack is hinged to the first-stage arm, and the lifting hook is mounted at the other end of the second-stage arm; the first-level jack is driven to stretch out, and the first-level arm can be driven to move from the horizontal direction to the vertical direction. The first-stage arm, the first-stage jack and the second-stage arm are arranged on the chassis, the first-stage arm and the second-stage arm can be controlled to complete conversion between a folding state and a hoisting state by driving the first-stage jack, adjustment is carried out according to the needed hoisting height, loading, unloading and transferring of objects are very convenient to control, and the dismounting, mounting and transferring efficiency of the protective support in the roadway is greatly improved.

    本发明公开了一种折叠式吊运装置,包括底盘、一级臂、二级臂、一级千斤顶和吊钩,所述一级千斤顶的一端和所述一级臂的一端分别铰接于所述底盘上,所述二级臂的一端安装于所述一级臂的另一端,所述一级千斤顶的另一端铰接于所述一级臂上,所述吊钩安装于所述二级臂的另一端;驱动所述一级千斤顶伸出,能带动所述一级臂从水平方向运动至竖直方向。本发明在底盘上设置了一级臂、一级千斤顶、二级臂,通过驱动一级千斤顶,可以控制一级臂和二级臂完成折叠和吊装状态的转换,根据所需吊运高度进行调节,非常便于操控物体装卸及转运,大大提高了巷道中防护支架的拆装与转运效率。


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    Title :

    Folding type hoisting device


    Additional title:

    一种折叠式吊运装置


    Contributors:
    WANG HONGYING (author) / SHI HONGQI (author) / CHEN ZHICAI (author) / XU XINGQIANG (author) / HU-YUAN PENGFEI (author)

    Publication date :

    2023-01-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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