The invention discloses a bearing type rotor head in a propeller hub of an unmanned helicopter, wherein the main shaft is a helicopter power output shaft; power is transmitted to a propeller hub sideplate through a main shaft middle connecting shaft and a middle connecting transverse shaft to drive a propeller hub bearing base to rotate, a propeller hub bearing and a pressure bearing are arrangedin the propeller hub bearing base to rotate together, the power is transmitted to a main rotor wing clamp through a propeller hub shaft, and finally a main rotor wing is driven to rotate to generatelift force to enable the unmanned helicopter to lift off is a key component of the unmanned helicopter. The invention has the advantages of reasonable structure, few accessories, simple structure, long service life, high reliability and the like.
本发明公开了一种无人直升机桨毂内轴承式旋翼头,包括:主轴所述主轴是直升机动力输出轴,经主轴中连和中连横轴,将动力传递到桨毂侧板上带动桨毂轴承座旋转,桨毂轴承座内有桨毂轴承和压力轴承一起旋转,经桨毂轴把动力传递给主旋翼夹,最终带动主旋翼旋转从而产生升力使无人直升机升空是无人直升机的关键部件。本发明的结构合理,配件数量少,结构简单,使用寿命长,具有可靠性高等优点。
Bearing type rotor head in propeller hub of unmanned helicopter
一种无人直升机桨毂内轴承式旋翼头
2020-04-14
Patent
Elektronische Ressource
Chinesisch
IPC: | B64C AEROPLANES , Flugzeuge |
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