The invention belongs to the technical field of hybrid power gearboxes, and particularly relates to a front-drive single-motor two-gear hybrid power gearbox of a four-wheel drive hybrid power system, which comprises an engine with a shock absorber, a generator and a gear transmission system connected with the engine and the generator and used for transmitting power, a clutch is arranged between the input flange and the input shaft and is used for connecting and disconnecting a transmission path of engine power; the gear transmission system comprises an engine-driven generator power generation system, a generator two-gear driving system and an engine two-gear driving system; through cooperative work of a rear-drive pure electric drive system, the functions of engine starting and stopping, parking power generation, range extending drive, two-gear double-motor four-wheel pure electric drive of a front wheel generator, two-gear four-wheel hybrid drive of a front wheel engine, reversing, braking energy recovery and the like can be achieved, and finally the powerful dynamic property and off-road performance of a vehicle are achieved. Meanwhile, the fuel economy of the engine is improved, and the requirements of emission regulations are met.
本发明属于混合动力变速箱技术领域,尤其四轮驱动混合动力系统的前驱单电机两档混合动力变速箱,包括带减震器的发动机和发电机,以及连接发动机和发电机并将动力进行传递的齿轮传动系统,在输入法兰和输入轴之间设置有离合器用于连接和分离发动机动力的传递路径;所述齿轮传动系统包括发动机驱动发电机发电系统、发电机两档驱动系统和发动机两档驱动系统;本发明配合后驱的纯电驱动系统的协同工作,可以实现发动机启停、驻车发电、增程驱动、前轮发电机两档的双电机四轮纯电驱动、前轮发动机两档的四轮混合驱动、倒车、制动能量回收等功能,最终实现车辆强大的动力性和越野性能,同时提升发动机的燃油经济性,满足排放法规要求。
Front-drive single-motor two-gear hybrid power gearbox of four-wheel drive hybrid power system
四轮驱动混合动力系统的前驱单电机两档混合动力变速箱
2024-07-16
Patent
Electronic Resource
Chinese
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