The invention provides a straight-handle double-hook lifting hook suitable for a flat sling. The straight-handle double-hook lifting hook comprises a straight handle and a transverse handle, the lowerend of the straight handle is fixed to the middle of the transverse handle, vertically-upward hook parts are arranged at the two ends of the transverse handle respectively, and ball head structures are arranged at the top ends of the hook parts; the transverse handle is of a flat structure, the upper surface of the transverse handle is a horizontal bearing face, and the two side faces of the transverse handle are vertical faces; the inner surfaces of the hook parts are perpendicular to the bearing surface; the inner surfaces of the hook parts and the bearing surface are in arc transition, andthe bearing surface and the vertical faces are in fillet transition; and the straight handle comprises a fixed section, a matching shaft section and a connecting section, the fixed section is fixed with the transverse handle, and an external thread structure is arranged on the connecting section. According to the lifting hook provided by the invention, the bearing face and the vertical faces makecontact with the sling, the overall stress face of the lifting hook is increased, stress is uniform, the sling is not damaged, the service life of the sling is prolonged, the contact position of thesling and the lifting hook is not prone to deformation, and the lifting stability is high.

    本发明创造提供了一种适用于扁平吊带的直柄双钩吊钩,包括直柄和横柄,直柄下端固定在横柄中部,横柄两端分别设有竖直向上的钩部,钩部顶端设有球头结构;横柄呈扁平状结构,其上表面为水平的承载面,其两侧面为竖直的立面;钩部的内表面垂直于承载面;所述钩部的内表面与承载面间圆弧过渡,承载面与立面间采用圆角过渡;直柄包括固定段、配合轴段以及连接段,固定段与横柄固定,连接段上设有外螺纹结构。本发明创造提供的吊钩主要由承载面以及立面与吊带接触,吊钩整体受力面增加,受力均匀,不伤吊带,提高了吊带的使用寿命,吊带与吊钩接触处不容易形变,吊装稳定性高。


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    Title :

    Straight-handle double-hook lifting hook suitable for flat sling and lifting equipment


    Additional title:

    一种适用于扁平吊带的直柄双钩吊钩及吊装设备


    Contributors:
    ZHANG JIE (author) / ZHAO ZHIHUI (author) / NIU DALEI (author)

    Publication date :

    2020-12-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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