Abstract: An air compressor cylinder head includes a valve seat plate, a manifold plate and a cylinder cover that sequentially cover each other; and an inner cavity of the manifold plate is provided with an air channel and a liquid channel. The air channel is provided with a plurality of air inlets and outlets, the liquid channel is provided with a plurality of liquid inlets and outlets, and the air inlets and outlets and the liquid inlets and outlets are distributed on an end face of the cylinder cover, a side wall of the manifold plate and an end face of the valve seat plate.

Abstract: A transmission device for a planetary gear train multi-gear hybrid vehicle and a transmission method therefore are provided. An input end of an input shaft is connected to an engine, an output end of the input shaft is connected to a front-end motor through a first planetary gear train, and the input shaft is connected to an output shaft through a first clutch. The output shaft is connected to a third planetary gear train, the third planetary gear train is connected to a second clutch and a second planetary gear train, and the second clutch and the second planetary gear train are both connected to a third clutch. The second planetary gear train is connected to a rear-end motor.

Abstract: A two-gear and dual-motor driven hybrid power transmission device and a transmission method therefore are provided, belonging to the technical field of transmissions. An input end of an input shaft is connected to an engine power system, and an output end of the input shaft is connected to a front-end motor by means of a front-row planetary gear train. The front-row planetary gear train is connected to one end of a first clutch, another end of the first clutch is connected to an input end of an output shaft, and an output end of the output shaft is connected to a rear axle of a vehicle. The output shaft is connected to a rear-end motor by means of a rear-row planetary gear train, and the rear-row planetary gear train is connected to a second clutch and a third clutch.

Abstract: The present disclosure discloses a transmission device of a hybrid vehicle. The transmission device includes an input shaft assembly, a power generation motor input shaft assembly, a driving motor input shaft assembly, an output shaft assembly, a clutch, an accelerating planetary gear train, a decelerating planetary gear train, and a parking mechanism. The input shaft assembly is located at a front end of the transmission device. The power generation motor input shaft assembly is located between the accelerating planetary gear train and the driving motor input shaft assembly. The driving motor input shaft assembly is located between the power generation motor input shaft assembly and the decelerating planetary gear train. The output shaft assembly is located at a tail end of the transmission device. The clutch is located between a power generation motor and a driving motor.

Abstract: The present disclosure discloses a transmission device of a hybrid vehicle. The transmission device includes an input shaft assembly, a power generation motor input shaft assembly, a driving motor input shaft assembly, an output shaft assembly, a clutch, an accelerating planetary gear train, a decelerating planetary gear train, and a parking mechanism. The input shaft assembly is located at a front end of the transmission device. The power generation motor input shaft assembly is located between the accelerating planetary gear train and the driving motor input shaft assembly. The driving motor input shaft assembly is located between the power generation motor input shaft assembly and the decelerating planetary gear train. The output shaft assembly is located at a tail end of the transmission device. The clutch is located between a power generation motor and a driving motor.