The invention discloses a lead screw and nut connecting structure. The lead screw and nut connecting structure comprises a lead screw vertically arranged, and a work nut is arranged on the lead screw in a fit manner. The lead screw and nut connecting structure is characterized in that a safety nut is further arranged on the lead screw in a fit manner, and the safety nut is arranged below the work nut at an interval; and a connecting plate capable of being compressed in the axial direction of the lead screw is fixedly connected between the work nut and the safety nut, and the work nut and the safety nut can synchronously move around the lead screw under the action of the connecting plate. The lead screw and nut connecting structure has the advantages of being simple in structure, easy to manufacture, low in maintenance cost, high in reliability, long in service life, high in safety and the like.


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    Title :

    Lead screw and nut connecting structure


    Contributors:

    Publication date :

    2016-02-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last



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