The speed reducer assembly comprises a differential mechanism component, an intermediate shaft component and a planetary gear train component, the planetary gear train component comprises a sun gear, a planet carrier and a first planetary gear arranged on the planet carrier and meshed with the sun gear, and the planet carrier is connected with the intermediate shaft component; the sun gear is connected with a motor shaft of the driving motor. According to the speed reducer assembly suitable for the electric automobile, on the premise that stable power transmission is guaranteed, the large transmission ratio can be achieved, and the using working condition of a high-rotating-speed motor is met; the overall arrangement structure is relatively simple, and mass production is facilitated.

    本发明公开了一种适于电动汽车的减速器总成,包括差速器部件、中间轴部件和行星轮系部件,行星轮系部件包括太阳轮、行星架和设置于行星架上且与太阳轮相啮合的第一行星齿轮,行星架与所述中间轴部件连接,太阳轮与驱动电机的电机轴连接。本发明的适于电动汽车的减速器总成,在保证动力传动平稳的前提下,可实现大传动比,满足高转速电机使用工况;整体布置结构相对简单,便于大批量生产。


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    Title :

    Speed reducer assembly suitable for electric automobile


    Additional title:

    适于电动汽车的减速器总成


    Contributors:
    GUAN XIAOLIANG (author) / WANG BANGYONG (author) / KANG JUNBO (author)

    Publication date :

    2022-12-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    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



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