The invention discloses a single-boom double-suspension-point type small boat retracting and releasing device which comprises a single-boom, the single-boom comprises a cross beam and two longitudinal beams, the cross beam and the longitudinal beams form an n-shaped structure, the bottoms of the two longitudinal beams are connected with a deck through rotating shaft seats respectively, hydraulic oil cylinders are arranged between the longitudinal beams and the rotating shaft seats, and the hydraulic oil cylinders are connected with the two longitudinal beams. A winch mounting seat is arranged between the two longitudinal beams, a winch is arranged on the winch mounting seat, a pair of suspension arms is symmetrically arranged at the two ends of the cross beam, the suspension arms are hinged to the cross beam, corner pulleys are arranged at the joints of the suspension arms and the cross beam, top end pulleys are arranged at the top ends of the suspension arms, and two symmetrical transition pulleys are arranged in the middle of the cross beam. The winch is in a coaxial double-winding-drum form, and traction ropes on the two winding drums sequentially penetrate through the transition pulleys on the left side and the right side, the corner pulleys and the top end pulley to be connected with the bow and the stern of the small boat respectively.

    本发明公开了一种单臂架双吊点形式小艇收放装置,包括单臂架,所述的单臂架包括一根横梁和两根纵梁,横梁与纵梁组成Π形结构,两根纵梁的底部分别设有通过一个转动轴座与甲板相连,纵梁与转动轴座之间设有液压油缸,两根纵梁之间设有绞车安装座,绞车设于绞车安装座上,横梁的两端对称地设有一对吊臂,吊臂与横梁铰接相连,吊臂与横梁的连接处设有转角滑轮,吊臂的顶端设有顶端滑轮,横梁的中部设有两个对称的过渡滑轮,所述的绞车为同轴双卷筒形式,两个卷筒上的牵引绳分别并依次穿过左右两侧的过渡滑轮、转角滑轮与顶端滑轮与小艇的艏艉相连。


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    Title :

    Single-arm-frame double-hanging-point type small boat folding and unfolding device


    Additional title:

    一种单臂架双吊点形式小艇收放装置


    Contributors:
    WEI JINHUI (author)

    Publication date :

    2022-11-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS



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