The invention belongs to the technical field of automobile transmissions, and discloses a dual-motor speed control system and a vehicle, the dual-motor speed control system comprises a transmission mechanism, a clutch, a first motor and a second motor, the transmission mechanism comprises an input shaft, an intermediate shaft, an output shaft, a gear set and a main reduction gear pair, the input shaft is in transmission connection with the intermediate shaft through the gear set, and the output shaft is in transmission connection with the intermediate shaft through the main reduction gear pair; the intermediate shaft is in transmission connection with the output shaft through the main reduction gear pair, the clutch is connected with the input shaft, the first motor is in transmission connection with the input shaft, the second motor is in transmission connection with the input shaft, and the vehicle comprises the double-motor speed control system. According to the transmission mechanism, the main reduction gear pair is arranged at the output end of the intermediate shaft, so that the first motor and the second motor can perform speed reduction and torque rise through the main reduction gear pair, the required torque of the first motor and the second motor is effectively reduced, and the reliability of the transmission mechanism is improved; the power coupling of the high-efficiency areas of the first motor and the second motor and the engine is facilitated, and the transmission efficiency is improved.
本发明属于汽车变速器技术领域,公开了一种双电机变速系统及车辆,双电机变速系统包括传动机构、离合器、第一电机和第二电机,传动机构包括输入轴、中间轴、输出轴、挡位齿轮组和主减速齿轮副,输入轴通过挡位齿轮组传动连接于中间轴,中间轴通过主减速齿轮副传动连接于输出轴,离合器连接于输入轴,第一电机传动连接于输入轴,第二电机传动连接于输入轴,车辆包括上述的双电机变速系统。本发明中,主减速齿轮副设置于中间轴的输出端,从而使得第一电机和第二电机能够利用主减速齿轮副进行减速升扭,进而有效降低了第一电机和第二电机的需求扭矩,提高了传动机构的可靠性,有利于第一电机和第二电机高效区与发动机的动力耦合,提升了传动效率。
Dual-motor speed control system and vehicle
一种双电机变速系统及车辆
2022-03-25
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 |
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