The invention relates to a compact type marine riser overhauling and maintaining device which is installed on a lifting deck and comprises a detachable base, a suspension arm rotation device, a rotary table, a lifting and folding arm, a telescopic arm, a working basket and a rotation leveling mechanism, the upper face of the detachable base is connected with the rotary table through the suspension arm rotation device, and the upper face of the rotary table is connected with the telescopic arm through the lifting and folding arm. And the front end of the telescopic arm is connected with the working basket through a rotary leveling mechanism to form the working basket crane. The invention provides a base type telescopic marine riser overhauling device which is used for overhauling a marine riser of an offshore floating drilling platform or a drilling ship, and effectively solves the overhauling problem of the marine riser in the navigation and operation process of the platform. The device is simple in structure and convenient to operate, does not occupy the space around a marine riser storage yard, does not damage a deck structure, and does not occupy a large space when not used. The device uses the detachable base, and is convenient to disassemble, assemble and operate.

    本发明涉及一种紧凑型隔水管检修维护装置,安装在升高甲板上,该装置包括可拆式基座、吊臂回转装置、转台、抬折臂、伸缩臂、工作篮、回转调平机构,可拆式基座上面通过吊臂回转装置连接转台,转台上面通过抬折臂连接伸缩臂,伸缩臂前端通过回转调平机构连接工作篮组成工作篮吊机。本发明提供了一种基座式伸缩隔水管检修装置,用于海上浮式钻井平台或钻井船的隔水管检修工作,有效解决了平台航行与作业过程中隔水管的检修问题。该装置结构简单,操作方便,不占用隔水管堆场周围的空间,不破坏甲板结构,不使用时也不会占用很大的空间。该装置使用可拆式基座,拆卸安装操作方便。


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    Title :

    Compact marine riser overhaul and maintenance device


    Additional title:

    一种紧凑型隔水管检修维护装置


    Contributors:
    LI YANSONG (author) / ZENG ZHAN (author) / ZHAO JIANTING (author) / ZHU KUICHEN (author) / SUN MINGYUAN (author) / LIU SHUANGYING (author) / LUO ZHIYUAN (author)

    Publication date :

    2024-01-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last / E21B EARTH OR ROCK DRILLING , Erd- oder Gesteinsbohren





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