The invention provides a helicopter stepless speed change transmission mechanism based on a magnetic gear, and the mechanism comprises an engine which is provided with an engine output shaft; the gear box is provided with a gear box input shaft and a gear box output shaft, and the gear box input shaft is connected with the engine output shaft; the magnetic gear comprises an inner ring, an outer ring and a modulation ring arranged between the inner ring and the outer ring; the inner ring is connected with the gearbox output shaft; the rotating speed control module is connected with the outer ring; wherein the rotating speed control module is used for controlling the rotating speed of the magnetic gear; the rotor output shaft is connected with the modulation ring; wherein a rotor wing system is arranged on the rotor wing output shaft; the large-range stepless speed change adjustment of the rotating speed of the helicopter rotor wing is realized through the magnetic gear device, so that the flight controllability and efficiency of the helicopter are improved, and the weight of a transmission system is greatly reduced.
本申请提供的一种基于磁齿轮的直升机无级变速传动机构,包括:发动机,具有发动机输出轴;齿轮箱,具有齿轮箱输入轴和齿轮箱输出轴,所述齿轮箱输入轴与所述发动机输出轴连接;磁齿轮,包括内环、外环、以及设置在所述内环和所述外环之间的调制环;所述内环与所述齿轮箱输出轴连接;转速控制模块,与所述外环连接;其中,所述转速控制模块用于控制所述磁齿轮的转速;旋翼输出轴,与所述调制环连接;其中,所述旋翼输出轴上设置有旋翼系统;本申请通过磁性齿轮装置来实现直升机旋翼转速的大范围无级变速调整,从而提升直升机的飞行操控性和效率,大幅减轻了传动系统重量。
Helicopter stepless speed change transmission mechanism based on magnetic gear
一种基于磁齿轮的直升机无级变速传动机构
2022-11-08
Patent
Electronic Resource
Chinese
IPC: | B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES / H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern |
Gear stepless speed change system with double-transmission structure
European Patent Office | 2023
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