The invention belongs to the field of aircraft structure design, and particularly relates to a wing and undercarriage connecting structure and a design method. According to the structure, the lower end of a door-shaped frame is connected with a main rotating shaft; one end of the inner pull rod is connected with the inner side of the lower end of the door-shaped frame, and the other end is connected with the wing through the inner pull rod joint; one end of the outer pull rod is connected with the outer side of the lower end of the door-shaped frame, and the other end is connected with the wing through an outer pull rod joint; the spar inner side joint is mounted on the inner side of the upper end of the door-shaped frame and is connected with the wing; the spar outer side joint is mounted on the outer side of the upper end of the door-shaped frame and is connected with the wing; the shear pin shaft joint is mounted in the middle of the upper end of the door-shaped frame and is connected with the wing; one end of the rear beam inside pull rod is connected with the spar inside joint, and the other end is connected with the shear pin shaft joint; and one end of the rear beam outside pull rod is connected with the spar outside joint, and the other end is connected with the shear pin shaft joint. The device is light in weight, high in rigidity and clear in load path.

    本申请属于飞机结构设计领域,特别涉及一种机翼与起落架连接结构及设计方法。结构包括:门形框的下端与主起主转轴连接;内侧拉杆的一端与门形框的下端内侧连接,另一端通过内侧拉杆接头与机翼连接;外侧拉杆的一端与门形框的下端外侧连接,另一端通过外侧拉杆接头与机翼连接;翼梁内侧接头安装在门形框的上端内侧,翼梁内侧接头与机翼连接;翼梁外侧接头安装在门形框的上端外侧,翼梁外侧接头与机翼连接;剪力销轴接头安装在门形框的上端中部,剪力销轴接头与机翼连接;后梁内侧拉杆的一端与翼梁内侧接头连接,另一端与剪力销轴接头连接;后梁外侧拉杆的一端与翼梁外侧接头连接,另一端与剪力销轴接头连接。本申请重量轻、刚度大、载荷路线清晰。


    Access

    Download


    Export, share and cite



    Title :

    Wing and undercarriage connecting structure and design method


    Additional title:

    一种机翼与起落架连接结构及设计方法


    Contributors:
    WANG XIAOYANG (author) / SONG WEIBO (author) / ZHU SHENGLI (author) / LI LEI (author)

    Publication date :

    2025-02-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B64C AEROPLANES , Flugzeuge



    Inflation connecting structure of undercarriage buffer

    LI YONGPING / LONG SIHAI / WANG JINJIAN et al. | European Patent Office | 2023

    Free access

    Undercarriage structure of fixed-wing aircraft

    ZHANG JIFA / HU PENGJU / ZHANG SHUAI et al. | European Patent Office | 2023

    Free access

    Undercarriage connecting piece machining device

    LI WEIHAO / MA JINTIAN / LUO ZHI | European Patent Office | 2024

    Free access

    Fixed-wing unmanned aerial vehicle undercarriage

    CHENG TIANCAI / LIU QIANG / ZHAO QI et al. | European Patent Office | 2023

    Free access

    Fixed-wing unmanned aerial vehicle undercarriage

    XU CHENYANG | European Patent Office | 2023

    Free access