The invention relates to the technical field of propeller accessory devices, in particular to an adjustable-pitch propeller for an ocean vessel, which can adjust the pitch of the propeller in the sailing process so as to improve the maneuverability of the vessel, and comprises a hull, a motor and a propeller assembly, the hull is internally provided with a mounting cavity, and the motor is mounted in the mounting cavity; the propeller assembly comprises an outer propeller sleeve, an inner propeller shaft, six sets of blades, an adjusting hydraulic cylinder, two sets of bearings, a spline housing and a gearbox, a rotating hole is formed in the left end of the ship body in a penetrating mode, bearing grooves are formed in the left end and the right end of the rotating hole, the two sets of bearings are installed in the two sets of bearing grooves in a matched mode, and the right end of the outer propeller sleeve is installed with the two sets of bearings in a matched mode. A spline groove is formed in the inner side of the outer paddle sleeve, a spline is arranged on the outer side of the inner paddle shaft, the spline is in spline connection with the spline groove, the outer paddle sleeve is in sliding connection with the inner paddle shaft, three sets of sliding grooves are evenly formed in the outer side of the outer paddle sleeve in a penetrating mode, and the three sets of paddle blades are evenly installed on the outer side of the outer paddle sleeve.

    本发明涉及螺旋桨附属装置的技术领域,特别是涉及一种远洋船舶用可调距螺旋桨,可以在航行过程中调整螺旋桨的螺距,以提高船舶的操纵性能,包括船体和电机,船体内设置有安装腔,电机安装在安装腔内,还包括螺旋桨组件,螺旋桨组件包括外桨套、内桨轴、六组桨叶、调整液压缸、两组轴承、花键套和齿轮箱,船体的左端贯穿设置有转动孔,转动孔的左右两端均设置有轴承槽,两组轴承配合安装在两组轴承槽内,外桨套的右端分别与两组轴承配合安装,外桨套的内侧设置有花键槽,内桨轴的外侧设置有花键,花键与花键槽花键连接,外桨套与内桨轴滑动连接,外桨套的外侧均匀贯穿设置有三组滑槽,三组桨叶均匀安装在外桨套的外侧。


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    Title :

    Adjustable-pitch propeller for ocean vessel


    Additional title:

    一种远洋船舶用可调距螺旋桨


    Contributors:
    JIANG HUA (author) / ZHANG QINYAO (author)

    Publication date :

    2023-03-17


    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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