The invention discloses a telescopic rapid clamping lifting appliance for a hydraulic excavator. The telescopic rapid clamping lifting appliance comprises an outer side lifting arm, the outer side lifting arm is connected with a connecting assembly, the connecting assembly is connected with the front end of a bucket rod of the excavator, a hydraulic oil cylinder is arranged in the outer side lifting arm, a pipeline assembly on the hydraulic oil cylinder penetrates through the side wall of the outer side lifting arm, inner side lifting arms are arranged in the two ends of the outer side lifting arm in a sliding mode, limiting pins are arranged on the left side and the right side of the outer side lifting arm respectively, sliding grooves matched with the limiting pins are formed in the two inner side lifting arms respectively, a cylinder body end and a piston end of the hydraulic oil cylinder are connected with the inner ends of the two inner side lifting arms through oil cylinder pin shafts respectively, and lifting hooks are connected to the outer ends of the inner side lifting arms. According to the telescopic rapid clamping lifting appliance for the hydraulic excavator, lifting is flexible, connection with heavy objects with complex shapes is facilitated, and the lifting efficiency can be improved.

    本发明公开了一种液压挖掘机用可伸缩快速装夹吊具,包括外侧吊臂,所述外侧吊臂上连有连接总成,所述连接总成与挖掘机斗杆前端连接,所述外侧吊臂内设置有液压油缸,所述液压油缸上的管路总成穿过所述外侧吊臂的侧壁,所述外侧吊臂两端内滑动设置有内侧吊臂,所述外侧吊臂上左右两侧分别设置有限位销,两个所述内侧吊臂上分别开设有与所述限位销配合的滑槽,所述液压油缸的缸体端和活塞端分别通过油缸销轴与两个所述内侧吊臂的内端连接,所述内侧吊臂外端连有吊钩。本发明提供的一种液压挖掘机用可伸缩快速装夹吊具,吊装灵活,有利于与复杂外形重物连接,能够提高吊装效率。


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    Title :

    Telescopic rapid clamping lifting appliance for hydraulic excavator


    Additional title:

    一种液压挖掘机用可伸缩快速装夹吊具


    Contributors:
    SHI GUANGCHENG (author) / LIU HETAO (author) / LI XINXIN (author) / CUI XIANGYI (author) / YANG ZHENZHEN (author) / LI JIALONG (author) / QIN JUNRONG (author) / ZHOU WEI (author) / WANG QING (author) / LIU ZHIJUN (author)

    Publication date :

    2021-12-21


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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