The invention discloses a rotorcraft foldable blade locking driving mechanism in the technical field of rotorcrafts, and the rotorcraft foldable blade locking driving mechanism comprises a blade root installation unit which is used for connecting a propeller hub unit and a blade folding unit and comprises a blade root crossbeam and an auxiliary material coating assembly on the periphery of the blade root crossbeam; the blade folding unit is rotatably connected with the paddle root mounting unit through an adapter unit and comprises a blade girder and an auxiliary material coating assembly on the periphery of the blade girder; the adapter unit comprises an adapter, two bearing assemblies and two driving gears, one end of the adapter is hinged to the paddle root girder through the two bearing assemblies, and the other end of the adapter is fixedly connected with the blade girder; the locking driving unit is arranged in the paddle root mounting unit and comprises a pair of locking assemblies used for locking the adapter and a pair of driving assemblies used for driving the driving gear to rotate; the locking assembly comprises a lock seat fixed to the side face of the propeller root girder, a slidable lock cylinder is arranged in the lock seat, an executing mechanism for driving the lock cylinder to slide is arranged on the lock seat, and folding locking of the propeller blades is achieved.

    本发明公开了旋翼机技术领域内的一种旋翼机可折叠桨叶锁紧驱动机构,包括:桨根安装单元,用以连接桨毂单元和叶片折叠单元,包括桨根大梁及其外周的辅材包覆组件;叶片折叠单元,通过转接头单元可转动的与桨根安装单元连接,包括叶片大梁及其外周的辅材包覆组件;转接头单元,包括转接头、两轴承组件、两驱动齿轮,转接头一端通过两轴承组件与桨根大梁铰接,另一端与叶片大梁固定连接;锁紧驱动单元,设置在桨根安装单元内,包括一对用以锁紧转接头的锁紧组件和一对用以带动驱动齿轮转动的驱动组件;锁紧组件包括固定在桨根大梁侧面的锁座,锁座内设置可滑动的锁芯,锁座上设有带动锁芯滑动的执行机构,本发明实现了桨叶的折叠锁紧。


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    Title :

    Rotorcraft foldable blade locking driving mechanism


    Additional title:

    一种旋翼机可折叠桨叶锁紧驱动机构


    Contributors:
    LI JUN (author) / WU CHANGFENG (author) / MA TINGTING (author) / WANG XIANWEI (author) / WANG YINING (author) / CAO FEI (author) / CONG PENGYU (author) / ZHANG CHEN (author)

    Publication date :

    2024-08-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B64C AEROPLANES , Flugzeuge



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