The invention relates to a telescopic lifting mechanism. The telescopic lifting mechanism comprises a stand column, a swing arm, a telescopic mechanism body and a winch, wherein the upper end of the stand column is connected with the right end of the swing arm through a rotary joint, the telescopic mechanism body comprises multiple stages of telescopic sleeves, the sleeves are sequentially connected from inside to outside in a sleeve mode, the upper end of the sleeve on the outermost side is fixedly connected with the left end of the swing arm, a pull rope connecting point is arranged at the lower end of the innermost sleeve, a guide roller set is connected to the upper end of the outermost sleeve, the winch is installed at the right end of the swing arm, a winch transition wheel assemblyis arranged on the upper side of the right end of the swing arm, at least one pull rope orientation mechanism is arranged in the middle of the swing arm, and a pull rope of the winch axially penetrates through each stage of sleeve to be connected with the pull rope connecting point after winding around the winch transition wheel assembly, the pull rope orientation mechanism and the guide roller set. The winch is used as lifting power and has the advantages of being low in cost and capable of meeting a long stroke, the telescopic mechanism body adopts a plurality of layers of sleeves as a guidemain body by sleeving, and has the advantages of low cost, simple structure, convenience in assembly, small occupied space and convenient in maintenance.

    本发明涉及一种伸缩式提升机构,包括立柱、摆臂、伸缩机构、卷扬机,立柱上端通过旋转关节与摆臂的右端连接,伸缩机构包括若干级伸缩套管,各级套管从里至外依次套接,最外侧的套管上端与摆臂的左端固定连接,最内侧的套管下端设有拉绳连接点,最外侧的套管上端连接有导轮组,所述卷扬机安装于摆臂的右端,摆臂的右端上侧设有卷扬机过渡轮组件,摆臂中部设有至少一组拉绳定向机构,卷扬机的拉绳绕经卷扬机过渡轮组件、拉绳定向机构及导轮组后轴向穿过各级套管与拉绳连接点连接。本申请以卷扬机为提升动力,具有成本低、满足长行程的优点;伸缩机构采用若干层套管套加为导向主体,具有成本低、结构简单、装配方便、占用空间小、维修方便的优点。


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    Title :

    Telescopic lifting mechanism


    Additional title:

    一种伸缩式提升机构


    Contributors:
    HAO XIANMING (author) / ZHANG XIAOSHI (author) / SHI YAN (author) / XU FUTANG (author) / JIANG LIN (author)

    Publication date :

    2020-07-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES / G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE , Anzeigen oder Aufzeichnen in Verbindung mit Messen allgemein



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