A crane extension and installation device includes an extension device, a winch, a pulley and a cable. A main arm includes a vertical slide rail, the main arm is inclined relative to vertical, and three second pulleys at different heights of the slide rail are installed in the vertical direction of the slide rail, and the second pulley can slide vertically along the slide rail and can be fixed at a certain position of the slide rail. The extension device includes a number of cantilever beams connected end to end. The front end of the extension device is a cantilever beam, and a fixed pulley is installed on the lower peripheral surface of the extension device. The end face of the cantilever beam is equipped with a vertical lower arm through a joint, and the bottom end of the lower arm has a first pulley fixed by the joint.


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    CRANE EXTENSION AND INSTALLATION DEVICE TO ACHIEVE BIDIRECTIONAL TENSION CONTROL AND METHOD FOR ACHIEVING BIDIRECTIONAL TENSION CONTROL CRANE


    Beteiligte:
    SHI WEI (Autor:in) / REN ZHENGRU (Autor:in) / SONG ZHAOBO (Autor:in) / JIANG ZHIYU (Autor:in) / ZHANG LIXIAN (Autor:in) / MA KE (Autor:in)

    Erscheinungsdatum :

    02.12.2021


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B66C Krane , CRANES





    Traction type bidirectional crane

    LI XIANMING / LI QI / LI WAN | Europäisches Patentamt | 2015

    Freier Zugriff

    CRANE AND TENSION ROD

    MIYAJIMA TOSHIYUKI / KAJIKAWA HIROTAKE | Europäisches Patentamt | 2019

    Freier Zugriff

    CRANE AND TENSION ROD

    MIYAJIMA TOSHIYUKI / KAJIKAWA HIROTAKE | Europäisches Patentamt | 2019

    Freier Zugriff