The invention discloses a folding mechanism for an arm of a multi-rotor unmanned aerial vehicle and the multi-rotor unmanned aerial vehicle, relates to the field of unmanned aerial vehicles, and aims at solving the problems that an existing arm spring rotating shaft is short in service life, not resistant to falling and high in assembly difficulty and maintenance difficulty, a quick-release pipe clamp folding part mostly adopts threaded connection, the disassembly and assembly efficiency is low, and the arm is limited to a tubular arm. The device comprises a fixed part which is arranged on a machine body; the cam main shaft is arranged on the fixing piece in a threaded mode; one end of the main spring is tightly sleeved on the end part, close to the fixing piece, of the cam main shaft, and the other end of the main spring is tightly propped against the interior of a specific groove of the fixing piece; the connecting piece is rotationally arranged at the end, away from the fixing piece, of the cam main shaft in a sleeving mode, and the connecting piece is used for installing a machine arm; one end of the cam handle is hinged to the end, penetrating through the connecting piece, of the cam main shaft and abuts against the connecting piece, and the cam handle is provided with a locking position and a loosening position.

    本申请公开一种用于多旋翼无人机机臂的折叠机构及多旋翼无人机,涉及无人机领域,以解决现有的机臂弹簧转轴,寿命较短且不抗摔,装配难度、维护难度高,快拆管夹折叠件多采用螺纹连接,拆装效率慢,且局限于管状机臂的问题;其包括:固定件,用于设置在机体上;凸轮主轴,螺纹设置于所述固定件上;主弹簧,其一端套紧于所述凸轮主轴靠近所述固定件的端部上、另一端抵紧于所述固定件特定凹槽内;连接件,转动套设于凸轮主轴背离所述固定件的端部上,所述连接件用于安装机臂;凸轮手柄,其一端铰接设置于所述凸轮主轴穿过所述连接件的一端上,并抵紧于所述连接件上,所述凸轮手柄具有锁紧位和松开位。


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    Title :

    Folding mechanism for multi-rotor unmanned aerial vehicle arms and multi-rotor unmanned aerial vehicle


    Additional title:

    一种用于多旋翼无人机机臂的折叠机构及多旋翼无人机


    Contributors:
    WU HAIMING (author) / LI QINGQUAN (author) / YU WENSHUAI (author) / TIAN CHUNBAO (author) / HUANG QI (author) / ZHONG XIAORONG (author) / LIU ZHOU (author) / CAO HONGBIN (author)

    Publication date :

    2024-10-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B64U



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