The invention relates to the technical field of ship stern shaft tube sealing, and discloses a stern shaft two-way sealing device which comprises a stern shaft assembly, the stern shaft assembly comprises a stern shaft body, mounting shells are fixedly connected to the two sides of the stern shaft body, limiting grooves are formed in the opposite sides of the two mounting shells, springs are fixedly connected to inner cavities of the mounting shells, and the springs are fixedly connected to the inner cavities of the mounting shells. The number of the springs is four, positioning shells are fixedly connected to the sides, away from the inner wall of the mounting shell, of the four springs, shifting rings are arranged on the surfaces of the positioning shells, and adjusting blocks are fixedly connected to the sides, away from the springs, of the positioning shells. And the connecting assembly comprises connecting pipes, the opposite sides of the two connecting pipes make contact with the mounting shell, and the opposite sides of the two connecting pipes are fixedly connected with positioning frames. The screw shaft assembly has the beneficial effects that the screw shaft body can be conveniently mounted and dismounted through cooperation of the screw shaft assembly and the connecting assembly, and therefore the maintenance efficiency of workers is improved.

    本发明涉及船舶艉轴管密封技术领域,且公开了艉轴双路密封装置,包括艉轴组件,所述艉轴组件包括艉轴本体,所述艉轴本体的两侧均固定连接有安装壳,两个安装壳相反的一侧均开设有限位槽,所述安装壳的内腔固定连接有弹簧,所述弹簧的数量为四个,四个弹簧远离安装壳内壁的一侧均固定连接有定位壳,所述定位壳的表面设置有拨环,所述定位壳远离弹簧的一侧固定连接有调节块;以及连接组件,所述连接组件包括连接管,两个连接管相对的一侧均与安装壳接触,两个连接管相对的一侧均固定连接有定位架。本发明所达到的有益效果是:通过利用艉轴组件和连接组件的配合,方便对艉轴本体进行安装和拆卸,从而提高工作人员的维护效率。


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    Title :

    Tail shaft two-way sealing device


    Additional title:

    艉轴双路密封装置


    Contributors:
    SHEN CUNBIN (author) / YUAN GUANGHUA (author)

    Publication date :

    2024-01-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING



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