The portal frame comprises two supporting leg assemblies and a main transverse beam, a fixed pulley connecting frame is fixed to the middle of the main transverse beam, a fixed pulley is fixed to the lower portion of the fixed pulley connecting frame, and end connecting blocks are welded and fixed to the left end and the right end of the main transverse beam correspondingly; three inclined connecting pipes extending downwards in the inclined direction are fixed to the end connecting block, top connecting pipe parts are welded or formed at the bottom ends of the inclined connecting pipes, and top connecting flange plates are welded and fixed to the bottom ends of the top connecting pipe parts. The escalator protection frame can protect the movable pulley, the fixed pulley and the lifting hook below the main transverse beam, prevent other external objects from colliding with the movable pulley, the fixed pulley and the lifting hook and guarantee normal use of the escalator protection frame, and the inner reinforcing sleeve is arranged between every two adjacent sectional pipes in the branch legs, so that the strength of the joint of every two adjacent sectional pipes is enhanced, and the service life of the escalator protection frame is prolonged. And the support leg assembly is formed by fixing three branch legs and a plurality of connecting support beams.

    本发明公开了一种装卸移动方便的储油船用门架,包括两个支腿总成和主横向梁,所述主横向梁的中部固定有定滑轮连接架,定滑轮连接架的下部固定有定滑轮,所述主横向梁的左右两端均焊接固定有端部连接块,端部连接块上固定有三个向下斜向延伸的斜向连接管,斜向连接管的底端均焊接或成型有顶部连接管部,顶部连接管部的底端焊接固定有顶部连接法兰板;它的扶梯防护架可以对主横向梁下方的动滑轮、定滑轮和吊钩起到保护作用,防止外界其他物件与其产生碰撞,保证其正常使用,而且其分支腿中相邻两个分段管之间设置内加强套管,使得相邻两个分段管的连接处的强度得到加强,而支腿总成由三个分支腿和多个连接支撑梁固定而成。


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    Title :

    Gantry convenient to assemble, disassemble and move for oil storage ship


    Additional title:

    一种装卸移动方便的储油船用门架


    Contributors:
    ZHENG FANGGAN (author) / ZHU SILIANG (author) / ZHU GUANGCHAO (author) / LUO XUHUA (author) / SUN HUANGJIE (author) / YAN KE (author)

    Publication date :

    2022-05-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES / B66D Haspeln , CAPSTANS



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