The invention discloses an automatic gearbox for a hybrid vehicle. Two shaft systems, three spur gear sets, three columns of planet gear sets and multiple gear shifting units are arranged in a gearbox shell side by side. One shaft system is located on a power input side and comprises a first shaft. The other shaft system is located on a power output side and comprises a second shaft. Only one motor is arranged, a motor rotor is fixedly connected with the input end of the first shaft, and the motor rotor is arranged in the gearbox shell. One clutch is arranged in the gearbox shell, and an outer hub of the clutch is fixedly connected with the motor rotor. An engine flywheel is arranged in the gearbox shell and fixedly connected with the inner hub of the clutch. The motor, the clutch and the engine flywheel are arranged at the position where a hydraulic torque converter is located, the structure is compact, the size and specification of the whole gearbox are not affected, high integration is achieved, the automatic gearbox can be integrally assembled, the single motor is adopted, control is simple, cost is saved, and the automatic gearbox is particularly suitable for the front-engine front-drive layout hybrid electric vehicle.
Automatic gearbox for hybrid vehicle
15.07.2015
Patent
Elektronische Ressource
Englisch
Gearbox special for hybrid electric vehicle and hybrid electric vehicle with gearbox
Europäisches Patentamt | 2022
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