The invention discloses a propeller positioning and locking device of a composite wing unmanned aerial vehicle, and particularly relates to the field of aviation design. The device comprises a concave-convex disc and a positioning locking mechanism, the concave-convex disc comprises a transition connecting piece and concave-convex teeth, the transition connecting piece comprises a fixing column and cylindrical tables, cylindrical bosses are arranged on the cylindrical tables, and a circular plate is arranged between the two cylindrical tables; the positioning and locking mechanism comprises a sleeve, a positioning and locking pin and a rack, the positioning and locking pin and the rack are both located in the sleeve, a buffer spring is connected between the positioning and locking pin and the rack, the concave-convex teeth are located on the motion trail of the positioning and locking pin, the rack is meshed with a gear, the gear is coaxially connected with an output shaft of the unmanned aerial vehicle steering engine, a steering engine installation support is arranged on the unmanned aerial vehicle steering engine and connected with the sleeve through bolts. By the adoption of the device, the problem of propeller locking and fixing of an existing composite wing unmanned aerial vehicle in the cruise flight stage is solved, and the stability of the composite wing unmanned aerial vehicle in the cruise flight stage can be ensured.

    本发明专利公开了一种复合翼无人机螺旋桨定位锁止装置,具体涉及航空设计领域。包括凹凸盘和定位锁止机构,凹凸盘包括过渡连接件和凹凸齿,过渡连接件包括固定柱和圆柱台,圆柱台上设有圆柱凸台,两个圆柱台之间设有圆形板;定位锁止机构包括套管、定位锁止销和齿条,定位锁止销与齿条均位于套管内,定位锁止销与齿条之间连接有缓冲弹簧,凹凸齿位于定位锁止销的运动轨迹上,齿条上啮合有齿轮,齿轮同轴连接有无人机舵机的输出轴上,无人机舵机上设有舵机安装支架,舵机安装支架与套管螺栓连接。采用本发明技术方案解决了现有的复合翼无人机在巡航飞行阶段螺旋桨锁止固定的问题,可用于确保复合翼无人机在巡航飞行阶段的稳定性。


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    Titel :

    Composite wing unmanned aerial vehicle propeller positioning and locking device and positioning and locking method


    Weitere Titelangaben:

    一种复合翼无人机螺旋桨定位锁止装置及定位锁止方法


    Beteiligte:
    XU XINGNIAN (Autor:in) / QIAN XINGYU (Autor:in) / WU WENHUA (Autor:in) / ZHANG XU (Autor:in) / LIAO FEI (Autor:in) / TAN CHENG (Autor:in) / WU SHICHONG (Autor:in) / LIU LEI (Autor:in) / ZHA QIFAN (Autor:in) / YANG QIANG (Autor:in)

    Erscheinungsdatum :

    2021-12-28


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B64C AEROPLANES , Flugzeuge



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