The invention relates to the technical field of cranes, in particular to a small-sized crane. The small-sized crane comprises a foundation bed, a base, a rotating shaft and a crane jib. A power mechanism comprises a shell, wherein a horizontal shaft is arranged inside the shell, and two ends of the horizontal shaft extend to the outside of the shell; a winding disc is arranged at one end, outsidethe shell, of the horizontal shaft, and a motor is connected to the other end, outside the shell, of the horizontal shaft; the motor is fixed to the shell; a worm wheel is arranged on the horizontal shaft inside the shell, a worm is further arranged inside the shell, and the worm is matched and connected with the worm wheel; and the end of the worm extends to the outside of the shell, and a rotating handle is arranged on the worm outside the shell. According to the small-sized crane, through reasonable structural design, the power of the crane can be freely converted between manpower and electricity, and the stability of the crane is high.

    本发明涉及吊机技术领域,尤其是一种小型吊机,包括基座、底座、转动轴、吊臂,动力机构包括壳体,在壳体内部设置有一根水平轴,水平轴的两端延伸至壳体外部,在壳体外部的其中一端水平轴上设置有卷绕盘,在壳体外部的另一端的水平轴上连接有电动机,电动机固定在壳体上,在壳体内部的水平轴上设置有蜗轮,在壳体上内部还设置有蜗杆,所述蜗杆与蜗轮配合连接,蜗杆的端部延伸至壳体外部,在壳体外部的蜗杆上设置有转动把手。本发明所得到的一种小型吊机,其通过合理的结构设计,能有效实现吊机动力可由人力及电动之间的随意转换,同时吊机的稳定性高。


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    Title :

    Small-sized crane


    Additional title:

    一种小型吊机


    Contributors:
    CHEN ZHONGMING (author) / ZHU JIANGWEI (author) / ZHOU JIANJIE (author) / ZHANG YI (author) / LU WEI (author) / MA CHENHUI (author) / XING MINCHAO (author) / ZHUANG TIANWEN (author)

    Publication date :

    2020-08-21


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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