The invention relates to a single planet wheel type three-gear speed reduction single-motor electric drive axle assembly, which relates to the field of electric drive axles, and comprises an input shaft A, an intermediate shaft B, a first central shaft C and a second central shaft D, a first gear is arranged on the input shaft A; a second gear and a third gear are sequentially arranged on the intermediate shaft B in the axial direction, and the second gear can be meshed with the first gear; the first central shaft C is sequentially provided with a first synchronizer, a fourth gear, a seventh gear, a second synchronizer, a ninth gear and a sun gear O in the axial direction, and the fourth gear can be meshed with the third gear; the second center shaft D is sequentially provided with a fifth gear, a sixth gear and an eighth gear in the axial direction, the fifth gear can be meshed with the fourth gear, the sixth gear can be meshed with the seventh gear, and the eighth gear can be meshed with the ninth gear. Integration of the motor, the gearbox and the axle is achieved, the space is reduced, the system mass is reduced, and the power chain transmission efficiency is improved.
本发明涉及一种单行星轮式三档减速的单电机电驱桥总成,涉及电驱桥的领域,其包括输入轴A、中间轴B、第一中心轴C、以及第二中心轴D;输入轴A上设有第一齿轮;中间轴B沿轴向依次设有第二齿轮、第三齿轮,第二齿轮可与第一齿轮啮合;第一中心轴C沿轴向依次设有第一同步器、第四齿轮、第七齿轮、第二同步器、第九齿轮、太阳轮O,第四齿轮可与第三齿轮啮合;第二中心轴D沿轴向依次设有第五齿轮、第六齿轮、第八齿轮,第五齿轮可与第四齿轮啮合,第六齿轮可与第七齿轮啮合,第八齿轮可与第九齿轮啮合。本发明实现电机、变速箱和车桥的集成,缩减空间,减轻系统质量,提升了动力链传递效率。
Single planet wheel type three-gear speed reduction single-motor electric drive axle assembly
一种单行星轮式三档减速的单电机电驱桥总成
2024-10-18
Patent
Electronic Resource
Chinese
Single planet wheel type three-gear speed reducer assembly, electric drive axle and automobile
European Patent Office | 2023
|Single planet wheel type two-gear speed reducer assembly, electric drive axle and automobile
European Patent Office | 2023
|Single planet wheel type two-gear speed reducer structure of electric drive axle
European Patent Office | 2023
|Split type double-motor coaxial hub planet gear speed reduction drive axle
European Patent Office | 2021
|Parallel shaft type single-motor three-gear electric drive axle
European Patent Office | 2022
|