The invention discloses a two-gear driving assembly and a new energy automobile. Wherein the two-gear driving assembly comprises a driving source, a speed change mechanism and a speed reduction mechanism; the speed change mechanism comprises an input shaft, a middle shaft and an output shaft which are arranged in parallel, the input shaft is in transmission connection with the driving source, a first gear is arranged on the input shaft, a second gear, a third gear and a fourth gear are arranged on the middle shaft, a fifth gear and a sixth gear are arranged on the output shaft, and the first gear and the second gear are in meshing transmission; the third gear and the fifth gear are in meshing transmission, the fourth gear and the sixth gear are in meshing transmission, the third gear and the intermediate shaft or the fifth gear and the output shaft are in transmission connection through a clutch, and the fourth gear and the intermediate shaft or the sixth gear and the output shaft are in transmission connection through a clutch. And the speed reducing mechanism sleeves the output shaft and is in transmission connection with the differential mechanism. The two-gear driving assembly has the advantages of being large in output torque, compact in structure, high in transmission efficiency, good in NVH performance, low in production cost and the like.
本发明公开了一种两档驱动总成和新能源汽车;其中,两档驱动总成包括驱动源、变速机构和减速机构;变速机构包括平行设置的输入轴、中间轴和输出轴,输入轴与驱动源传动连接,输入轴上设有第一齿轮,中间轴上设有第二齿轮、第三齿轮和第四齿轮,输出轴上设有第五齿轮和第六齿轮,第一齿轮和第二齿轮啮合传动,第三齿轮和第五齿轮啮合传动,第四齿轮和第六齿轮啮合传动,第三齿轮与中间轴之间或第五齿轮与输出轴之间通过离合器传动连接,第四齿轮与中间轴之间或第六齿轮与输出轴之间通过离合器传动连接;减速机构套设在输出轴上,并与差速器传动连接。该两档驱动总成具有输出扭矩大、结构紧凑、传动效率高、NVH性能好和生产成本低等优点。
Two-gear driving assembly and new energy automobile
一种两档驱动总成和新能源汽车
29.08.2023
Patent
Elektronische Ressource
Chinesisch
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