The combined lifting hook for the crane comprises a main pulley yoke and an auxiliary pulley yoke, the main pulley yoke comprises a left side plate, a right side plate and a first pulley, and the auxiliary pulley yoke comprises an inner side plate, an outer side plate and a second pulley; the auxiliary pulley frames are arranged on the two sides of the main pulley frame, tightly attached to the main pulley frame and connected with the main pulley frame through clamping structures and a plurality of bolts. The contact surface of the main pulley yoke and the auxiliary pulley yoke is flat, fitting, connecting and fixing are achieved through the clamping structures and the bolts, the structural space can be effectively utilized, structural arrangement is compact and reasonable, stress is stable, and the device stability is high; the main pulley yoke and the auxiliary pulley yokes are of independent structures and can be integrally assembled and disassembled, the assembling and disassembling processes are convenient and fast, the auxiliary pulley yokes on the two sides are independently installed and do not interfere with each other, and operation is easy and convenient. On the premise that the requirement for the hoisting weight of the crane is met, the equipment purchase and use cost can be effectively reduced.

    本发明公开了一种起重机用组合吊钩,包括主滑轮架和副滑轮架,主滑轮架包括左右两个侧板和第一滑轮,副滑轮架包括内侧板、外侧板和第二滑轮;所述副滑轮架设于主滑轮架两侧,与主滑轮架紧密贴合,通过卡接结构和若干螺栓相连接。本发明的主滑轮架和副滑轮架接触面平整,通过卡接结构和螺栓实现贴合连接固定,能够有效利用结构空间,结构布置紧凑合理,而且受力稳定,装置的稳定性高;主滑轮架和副滑轮架均为独立结构,能够整装整拆,安装、拆卸过程方便快捷,且两侧副滑轮架独立安装,互不干扰,操作简单方便;在满足起重机吊重量要求的前提下,本发明可以有效降低设备购置、使用成本。


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    Title :

    Combined lifting hook for crane


    Additional title:

    一种起重机用组合吊钩


    Contributors:
    MA SHANHUA (author) / CHEN SUXUN (author)

    Publication date :

    2023-09-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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