The invention relates to the technical field of lifting equipment, and discloses an inner support type lifting appliance which comprises a first transmission assembly, a second transmission assembly and a third transmission assembly, the first transmission assembly at least comprises a first hinge piece and a second hinge piece, and the first end of the first hinge piece and the first end of the second hinge piece are both rotationally connected with a lifting device; the second transmission assembly comprises a first connecting assembly and a second connecting assembly, and the first connecting assembly and the second connecting assembly are connected with the second end of the first hinge piece and the second end of the second hinge piece respectively; the limiting device is provided with a limiting groove, and the first connecting assembly and the second connecting assembly are movably arranged in the limiting groove; the clamping assembly comprises a first clamping piece and a second clamping piece, and the first clamping piece and the second clamping piece are connected with the first connecting assembly and the second connecting assembly respectively. Good connection stability is achieved between the inner supporting type lifting appliance and a heavy object to be lifted.

    本发明涉及起吊设备技术领域,公开了一种内撑式吊具,包括:第一传动组件,所述第一传动组件至少包括第一铰接件和第二铰接件,所述第一铰接件的第一端和所述第二铰接件的第一端均与起吊装置转动连接;第二传动组件,所述第二传动组件包括第一连接组件和第二连接组件,所述第一连接组件和所述第二连接组件分别与所述第一铰接件的第二端、所述第二铰接件的第二端连接;限位装置,设有限位槽,所述第一连接组件和所述第二连接组件可动设置于所述限位槽内;卡紧组件,包括第一卡紧件和第二卡紧件,所述第一卡紧件和所述第二卡紧件分别与所述第一连接组件、第二连接组件连接。本发明的内撑式吊具与待吊取重物之间具有良好的连接稳定性。


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    Title :

    Internal supporting type lifting appliance


    Additional title:

    一种内撑式吊具


    Contributors:
    ZHOU HUI (author) / QI JU (author) / XI LONG (author) / ZHENG MING (author) / CHANG XIANG (author) / LI XIANG (author)

    Publication date :

    2025-02-14


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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