The invention discloses a retractable mechanism for an undercarriage of a load-carrying unmanned aerial vehicle, and relates to the technical field of unmanned aerial vehicles, the retractable mechanism comprises an unmanned aerial vehicle main body and an undercarriage main body located below the unmanned aerial vehicle main body, a retractable rod is fixed on the upper surface of the undercarriage main body, and a first through hole is formed in the upper surface of the undercarriage main body; the mounting pipe is fixed in the unmanned aerial vehicle body; the top of the retractable rod is slidably connected to the inner side wall of the mounting pipe; the retractable driving assembly is located in the unmanned aerial vehicle body, and the working end of the retractable driving assembly penetrates through the inner side wall of the mounting pipe and is fixedly connected with the top end of the retractable rod to drive the retractable rod to slide up and down in the vertical direction of the inner wall of the mounting pipe; the buffer assembly comprises a piston part, a roller frame and a rotating wheel, the top of the piston part is connected with the bottom wall of the unmanned aerial vehicle body, the roller frame is connected to the bottom of the piston part, and the rotating wheel is rotationally connected to the end, away from the end connected with the piston part, of the roller frame and penetrates through the first through hole to extend to the position below the undercarriage body. And the unmanned aerial vehicle body can be buffered, and balanced landing of the unmanned aerial vehicle body is guaranteed.

    本发明公开了一种用于载重无人机起落架的收放机构,涉及无人机技术领域,包括无人机主体,位于无人机主体下方的起落架主体,起落架主体上表面固定有收放杆,并开设有第一通孔;安装管固定在无人机主体内,收放杆顶部滑动连接在安装管内侧壁;收放驱动组件位于无人机主体内部,且其工作端穿过安装管内侧壁与收放杆的顶端固定连接,实现驱动收放杆沿安装管内壁竖向方向上下滑动;缓冲组件包括活塞部、滚轮架和转动轮,活塞部顶部与无人机主体底壁连接,滚轮架连接在活塞部底部,转动轮转动连接在滚轮架远离与活塞部连接的一端,穿过第一通孔延伸至起落架主体下方,本发明能够实现对起落架主体的收放,并可实现对无人机主体的缓冲,保证其平衡降落。


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    Title :

    Retracting and releasing mechanism for undercarriage of load-carrying unmanned aerial vehicle


    Additional title:

    一种用于载重无人机起落架的收放机构


    Contributors:
    LI LINJIE (author) / LIU ZHIJUN (author) / ZHANG XIN (author) / SUN SHIJU (author) / XUE YIFEI (author)

    Publication date :

    2023-12-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B64U / B64C AEROPLANES , Flugzeuge




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