A rear-mounted rear drive system of an electric automobile comprises a power assembly and an automobile frame which are connected through a suspension system; the power assembly comprises a reductiongearbox and a drive motor; the suspension system comprises a left suspension, a right suspension and a rear suspension, wherein the left side of the front end of the reduction gearbox is connected with the left suspension, the joint of the left suspension and the reduction gearbox is opposite to the joint of the driving motor and the reduction gearbox, the right end of the driving motor is connected with the right suspension, and the part, close to the joint of the reduction gearbox and the right driving shaft assembly, of the rear end of the reduction gearbox is connected with the rear suspension; a left shock absorption module, a right shock absorption module and a rear shock absorption module are correspondingly arranged in the top ends of the left suspension, the right suspension and the rear suspension respectively, the left shock absorption module, the right shock absorption module and the rear shock absorption module are connected with a frame through corresponding left connecting units, right connecting units and rear connecting units respectively, and the connecting units are tailor-welded parts made of plates. According to the design, the cost is low, the vibration reduction effect is good, the assembling difficulty is small, and the assembling efficiency is high.

    一种电动汽车的后置后驱系统,包括经悬置系统相连接的动力总成与车架,所述动力总成包括减速箱与驱动电机,所述悬置系统包括左悬置、右悬置与后悬置,减速箱的前端的左侧与左悬置相连接,左悬置、减速箱的连接处与驱动电机、减速箱的连接处相对设置,驱动电机的右端与右悬置相连接,减速箱的后端上近减速箱、右驱动轴总成连接处的部位与后悬置相连接;所述左悬置、右悬置、后悬置的顶端内分别对应的设置有左减震模块、右减震模块、后减震模块,所述左、右、后减震模块分别经对应的左连接单元、右连接单元、后连接单元后与车架相连接,且连接单元都为板材构成的拼焊件。本设计不仅成本较低,减振效果较好,而且装配难度较小,合装效率较高。


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    Title :

    Rear-mounted rear-drive system of electric automobile


    Additional title:

    一种电动汽车的后置后驱系统


    Contributors:
    QIN SANYUAN (author) / ZHAO JIANSHENG (author) / WANG WEICAI (author) / ZHENG ZHAOGANG (author) / ZHANG LIANG (author) / PENG JIANBIN (author) / XIAO EN (author) / YU MINGZHONG (author) / WANG HAOYU (author)

    Publication date :

    2020-11-03


    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 / B62D MOTOR VEHICLES , Motorfahrzeuge



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