The invention belongs to the field of helicopters, and discloses a coaxial double-rotor helicopter transmission system with a tail pusher and a helicopter, and the transmission system comprises a first bevel gear, a first reversing bevel gear, a second bevel gear, a second reversing bevel gear, a tail pusher output shaft, a third bevel gear, a third reversing bevel gear and a star gear train; thefirst bevel gear is connected with the power input shaft, and the first reversing bevel gear is meshed with the first bevel gear; the second bevel gear is in transmission connection with the first reversing bevel gear, the second reversing bevel gear is meshed with the second bevel gear, the second reversing bevel gear is connected with the tail-push output shaft, and the tail pusher output shaftis in transmission connection with the tail pusher propeller; the third bevel gear is in transmission connection with the second reversing bevel gear, and the third reversing bevel gear is meshed withthe third bevel gear; and the third reversing bevel gear is in transmission connection with the star gear train. The transmission of the tail propeller is set to be two-stage transmission output, thecoaxial double rotors are set to be four-stage transmission output, and the power output requirements of the tail propeller and the coaxial double rotors can be met at the same time.

    本发明属于直升机领域,公开了一种共轴双旋翼带尾推直升机传动系统及直升机,传动系统包括第一锥齿轮、第一换向锥齿轮、第二锥齿轮、第二换向锥齿轮、尾推输出轴、第三锥齿轮、第三换向锥齿轮和星形齿轮系,第一锥齿轮与动力输入轴连接,第一换向锥齿轮与第一锥齿轮啮合;第二锥齿轮与第一换向锥齿轮传动连接,第二换向锥齿轮与第二锥齿轮啮合,第二换向锥齿轮与尾推输出轴连接,尾推输出轴与尾推进桨传动连接;第三锥齿轮与第二换向锥齿轮传动连接,第三换向锥齿轮与第三锥齿轮啮合;第三换向锥齿轮与星形齿轮系传动连接。本发明尾推进桨传动设置为两级传动输出,共轴双旋翼设置为四级传动输出,可同时满足尾推进桨和共轴双旋翼的功率输出需求。


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    Title :

    Coaxial double-rotor helicopter transmission system with tail pusher and helicopter


    Additional title:

    一种共轴双旋翼带尾推直升机传动系统及直升机


    Contributors:
    SHI QIANLIE (author) / DING WENQIANG (author) / HU QIANG (author) / SUN YUFEI (author) / WU ZHIGUANG (author) / LIANG HONGZHANG (author)

    Publication date :

    2020-11-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / B64C AEROPLANES , Flugzeuge



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