The invention discloses a bolt base device. The bolt base device consists of a bolt base (1), a self-locking groove (2), an unlocking groove (3), a locking hole (4), a bolt (5) and a bolt handle (6), wherein the bolt base (1) is positioned at the bottom, and is provided with the locking hole (4); the self-locking groove (2) and the unlocking groove (3) are respectively positioned at the two ends of the bolt base (1); the bolt (5) penetrates through the locking hole (4) to be connected with the bolt base (1); and the bolt handle (6) is connected with the bolt (5). The bolt base device has such advantages as scientific and reasonable design, safety, convenience, reliability, long service life and low cost, is widely applied to the field of mine machinery, and is an ideal product of replacing a conventional connecting bolt at present.


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    Title :

    Bolt base device


    Contributors:

    Publication date :

    2015-05-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B61G Kupplungen besonders ausgebildet für Eisenbahnfahrzeuge , COUPLINGS SPECIALLY ADAPTED FOR RAILWAY VEHICLES



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