The invention relates to the technical field of hoisting accessories, and discloses a hoisting accessory and engineering machinery, the hoisting accessory is provided with an unhooking structure, the unhooking structure comprises: a housing provided with a vertical chute; the lifting hook comprises a hook part, a hinging part and a swinging part, and the hinging part is hinged to the shell; the first end of the self-locking connecting rod is hinged into the vertical sliding groove and can move up and down along the vertical sliding groove, and the second end of the self-locking connecting rod is hinged to the swing part; the elastic piece is connected with the first end of the self-locking connecting rod and used for applying downward force to the second end of the self-locking connecting rod; the hinge point between the second end of the self-locking connecting rod and the swing part, the hinge point between the hinge part and the shell and the vertical center line of the vertical sliding groove can be located on the same plumb line when the hoisting accessory is suspended, so that the unhooking structure has the mechanical dead point position. According to the hoisting accessory and the engineering machinery, automatic unhooking operation is carried out by arranging the unhooking structure, and the purpose of improving operation safety is achieved.

    本申请涉及吊装属具技术领域,公开了一种吊装属具和工程机械,设有脱钩结构,该脱钩结构包括:壳体,设有竖向滑槽;吊钩,包括弯钩部、铰接部和摆动部,铰接部与壳体铰接;自锁连杆,自锁连杆的第一端铰接竖向滑槽中并能够沿竖向滑槽上下移动,自锁连杆的第二端与摆动部铰接;弹性件,弹性件与自锁连杆的第一端连接,以用于对自锁连杆的第二端施加向下的力;自锁连杆的第二端与摆动部之间的铰接点、铰接部与壳体之间的铰接点以及竖向滑槽的竖向中心线在吊装属具被悬吊时能够位于同一铅锤线上,以使得脱钩结构具有机械死点位置。本申请的吊装属具和工程机械通过设置脱钩结构来进行自动脱钩操作,实现提高作业安全性的目的。


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    Titel :

    Hoisting accessory and engineering machinery


    Weitere Titelangaben:

    吊装属具和工程机械


    Beteiligte:
    WU QINGSHAO (Autor:in) / LUO BIN (Autor:in) / HU YULING (Autor:in) / SHEN TONG (Autor:in)

    Erscheinungsdatum :

    18.03.2025


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B66C Krane , CRANES



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