The invention relates to a tower crane standard knot bolt fixing device which is arranged outside a bolt on a tower crane standard knot. The tower crane standard knot bolt fixing device comprises a fixing ring and fasteners, wherein the inner diameter of the fixing ring is polygonal and is larger than the outer diameter of the bolt on the tower crane standard knot; a plurality of through holes areformed in the side surface of the fixing ring and are used for mounting the fasteners in a matching manner; the fasteners are used for reinforcing the bolt; the fixing ring is connected to the outerside of the bolt in a sleeving manner during mounting; two through holes are formed in the side surface of the fixing ring; the fasteners are arranged in the through holes and penetrate through the through holes; and the bolt is fastened by rotating the fasteners from the outside. The tower crane standard knot bolt fixing device has the advantages that the tower crane standard knot bolt fixing device is mounted on the bolt, close to the outer side, in the tower crane standard knot bolt, so that the device is tightly attached to the tower crane standard knot, and the aim of limiting the rotation of the bolt is fulfilled.

    本发明涉及一种塔吊标准节螺栓固定装置,其装设于塔吊标准节上螺栓的外部,包括固定环及紧固件,所述固定环的内径为多边形,且大于塔吊标准节上螺栓的外径,所述固定环侧面开有若干通孔,用于匹配安装紧固件,所述紧固件用于加固螺栓。所述固定环安装时套接于螺栓外侧;所述固定环侧面开有两个通孔,紧固件装设于该通孔中,贯穿通孔内外,通过从外部旋转紧固件来紧固螺栓。本发明的优点是,安装在塔吊标准节螺栓中靠外侧的螺栓上,使装置紧靠在塔吊标准节上,达到限制螺栓转动的目的。


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    Title :

    Tower crane standard knot bolt fixing device


    Additional title:

    一种塔吊标准节螺栓固定装置


    Contributors:
    DU HAIYANG (author) / FAN LINGBO (author) / SHI SHAOCHENG (author)

    Publication date :

    2020-08-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    F16B DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES , Vorrichtungen zum Befestigen oder Sichern von Konstruktionselementen oder Maschinenteilen, z.B. Nägel, Bolzen, Schrauben, Sprengringe, Klemmen, Klammern oder Keile / B66C Krane , CRANES



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