The invention belongs to the technical field of multi-rotor aircrafts, and particularly relates to a rotor aircraft folding and unfolding locking device. According to the technical scheme, the folding and unfolding locking device of the rotor craft comprises an upper rotor platform, the upper rotor platform is rotationally connected with a lower rotor platform, the lower rotor platform is connected with a linear lifting driving mechanism, the output end of the linear lifting driving mechanism is connected with a driving threaded sleeve, and a guide groove is formed in the driving threaded sleeve; the guide groove comprises a first section of vertical groove, a second section of spiral groove and a third section of vertical groove which are communicated in sequence, a guide boss is arranged on the inner wall of the upper rotor wing platform, and the guide boss is arranged in the guide groove in a sleeved mode. The invention provides the folding and unfolding locking device for the rotorcraft, which is safe, reliable and simple to operate.

    本发明属于多旋翼飞行器技术领域,特别涉及一种旋翼飞行器收展锁紧装置。其技术方案为:一种旋翼飞行器收展锁紧装置,包括上旋翼平台,上旋翼平台转动连接有下旋翼平台,下旋翼平台连接有直线升降驱动机构,直线升降驱动机构的输出端连接有驱动螺套,驱动螺套上开设有导向凹槽,导向凹槽包括依次连通的第一段竖直凹槽、第二段螺旋凹槽和第三段竖直凹槽,上旋翼平台内壁设置有导向凸台,导向凸台套设于导向凹槽内。本发明提供了一种安全可靠、运转简单的旋翼飞行器收展锁紧装置。


    Access

    Download


    Export, share and cite



    Title :

    Rotor craft folding and unfolding locking device


    Additional title:

    一种旋翼飞行器收展锁紧装置


    Contributors:
    CHEN QUANLONG (author) / WANG XILI (author) / WU YIXIAO (author) / ZENG XIANJUN (author) / WANG YUSHENG (author) / ZHOU BAOCHENG (author) / LIU DAN (author) / CHEN JIAN (author) / DING JINGJING (author)

    Publication date :

    2024-02-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B64U



    Folding and unfolding device capable of automatically unfolding and locking rotor arms

    XU KAITONG / LI SHENG / LIU QING et al. | European Patent Office | 2021

    Free access

    Locking device for space folding and unfolding mechanism

    LIANG BIN / KANG SHIN KWAN / WEI ZHAOLIANG et al. | European Patent Office | 2024

    Free access

    Frame locking mechanism for folding and unfolding limiting

    ZHAO RONGJUN / CHEN YINGJIE / LI HONGSONG | European Patent Office | 2021

    Free access

    Unmanned aerial vehicle wing folding and unfolding locking mechanism

    XU YE / FAN BOJUN / BAI JUNSONG et al. | European Patent Office | 2022

    Free access

    Rotor blade automatic folding and unfolding mechanism

    WANG FANG / XU AN'AN / ZHANG YONGBO | European Patent Office | 2023

    Free access