The invention discloses a speed changer, a power transmission system and a vehicle. The speed changer comprises a plurality of input shafts, a plurality of output shafts, fixed output gears, an output part, a motor gear, a synchronizer of the output part, a reverse output gear and a motor driving shaft, wherein the output part is arranged on one of the output shafts in an empty sleeving manner; the fixed output gears are fixedly arranged on the rest output shafts; the motor gear is fixedly arranged on the output shaft with the output part; the synchronizer of the output part is arranged on one of the output shafts and at least is connected with the output part; the reverse output gear is selectively connected with one of the output shafts in a linkage manner; a motor driving shaft gear which is connected with the motor gear in a linkage manner is fixedly arranged on the motor driving shaft. Through the adoption of the speed changer disclosed by the invention, the transmission modes are increased, and various working conditions, such as charging electricity during parking, and as driving the engine as charging electricity, can be realized.
Speed changer, power transmission system and vehicle
2015-08-19
Patent
Elektronische Ressource
Englisch
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 |