The invention discloses an electric driving system of a pure electric vehicle. The electric driving system comprises a driving motor integrated with the functions of a motor and a generator and provided with a driving motor output shaft, and a torsion damper, wherein one end of the torsion damper is fixedly connected with an output shaft of the driving motor; the electric driving system further comprises a planet row which comprises a sun gear, a sun gear shaft, a planet gear, a planet carrier and a planet row gear ring; the sun gear shaft is fixedly connected with the other end of the torsion damper; the electric driving system further comprises a low-speed baffle plate which is fixedly arranged on the shell of the electric driving system, and a synchronizer which comprises a sliding sleeve, a low-speed gear cone hub and a direct gear cone hub, the sliding sleeve is selectively connected with the low-speed gear cone hub or the direct gear cone hub, the sliding sleeve is connected with the planet row gear ring, the low-speed gear cone hub is connected with a low-speed gear partition plate, and the direct gear cone hub is connected with the planet carrier; the electric driving system further comprises a transmission output shaft, and one end of the transmission output shaft is fixedly connected with the planet carrier; the electric driving system further comprises a differential mechanism which is connected with the other end of the transmission output shaft and transmits power to a left half shaft and a right half shaft of the vehicle.
本发明公开了一种纯电动汽车电驱动系统,包括:驱动电机,其集成有电动机和发电机功能,驱动电机设置有驱动电机输出轴;扭转减震器,其一端与驱动电机输出轴固定连接;行星排,其包括太阳轮、太阳轮轴、行星轮、行星架和行星排齿圈;其中,太阳轮轴与扭转减震器的另一端固定连接;低速挡隔板,其固定设置在电驱动系统的壳体上;同步器,其包括:滑套、低速挡锥毂和直接挡锥毂,滑套选择性的连接低速挡锥毂或直接挡锥毂;其中,滑套与行星排齿圈连接,低速挡锥毂与低速挡隔板连接,直接挡锥毂与行星架连接;变速器输出轴,其一端与行星架固定连接;差速器,其与变速器输出轴的另一端连接,并将动力传输至车辆的左半轴和右半轴。
Electric driving system of pure electric vehicle
一种纯电动汽车电驱动系统
2021-07-16
Patent
Electronic Resource
Chinese
IPC: | B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES |
Boost system of pure electric vehicle and pure electric vehicle
European Patent Office | 2023
|Pure electric vehicle driving system and performance optimizing method
European Patent Office | 2015
|