The invention relates to a superlift device and a crane. The superlift device comprises: an arm body (1); the root (R) of the superlift support (2) is hinged to the arm body (1), and the superlift support (2) is provided with a first tail end (E1) and a second tail end (E2); the pulley assembly (3) is arranged on the arm body (1) and located on the side, close to the head (H) of the arm body (1), of the superlift support (2). And the first tensioning mechanism (4) comprises a first pulley (41) arranged at the first tail end (E1) of the superlift support (2), and the first tensioning mechanism (4) bypasses the first pulley (41) and the pulley assembly (3) through a pull rope (42) and is connected with the second tail end (E2).

    本公开涉及一种超起装置及起重机。超起装置包括:臂体(1);超起支架(2),所述超起支架(2)的根部(R)与所述臂体(1)铰接,且所述超起支架(2)具有第一末端(E1)和第二末端(E2);滑轮组件(3),设置在所述臂体(1)上,并位于所述超起支架(2)邻近所述臂体(1)的头部(H)的一侧;和第一拉紧机构(4),包括设置在所述超起支架(2)的第一末端(E1)的第一滑轮(41),所述第一拉紧机构(4)通过拉绳(42)绕过所述第一滑轮(41)和所述滑轮组件(3)并与所述第二末端(E2)连接。


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    Title :

    Super-lifting device and crane


    Additional title:

    超起装置及起重机


    Contributors:
    SHAN ZENGHAI (author) / QIN XIAOHU (author) / FU YUQIN (author) / WANG KANG (author) / ZHAO RUIXUE (author) / WANG KUN (author) / CHENG DAZHONG (author) / WANG ZHIMING (author)

    Publication date :

    2023-04-28


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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