The invention provides a rear auxiliary frame, and belongs to the technical field of automobiles. The rear auxiliary frame comprises two cross beams arranged in parallel in a spaced mode, two longitudinal beam assemblies and an accessory fixing assembly, wherein each cross beam comprises two first bent pipes, two second bent pipes and a middle pipe; for any cross beam, one first bent pipe, one second bent pipe, the middle pipe, the other second bent pipe and the other first bent pipe are sequentially connected together, and the second ends of the two longitudinal beam assemblies are located onthe other cross beam; the accessory fixing assembly comprises bushing fixing sleeves, a control arm support and a motor support, one bushing fixing sleeve is arranged at the end, which is away from the middle pipe, of each first bent pipe, the axis of each bushing fixing sleeve is perpendicular to the axis of the corresponding first bent pipe, the control arm support is located on the longitudinal beam assembly, and the motor support is located on the cross beam. According to the rear auxiliary frame, the cross beam is designed by adopting a sectional material, the manufacturing cost can be reduced, and the applicability of the rear auxiliary frame is widened.

    本公开提供了一种后副车架,属于汽车技术领域。后副车架包括两个平行间隔布置的横梁、两个纵梁组件以及配件固定组件,各横梁均包括两个第一弯管、两个第二弯管以及中间管,对于任一个横梁,一个第一弯管、一个第二弯管、中间管、另一个第二弯管以及另外一个第一弯管之间顺次连接在一起,两个纵梁组件的第二端均位于另一个横梁上;配件固定组件包括衬套固定套管、控制臂支座以及电机支座,每个第一弯管的远离中间管的一端上均具有一个衬套固定套管,且衬套固定套管的轴线与第一弯管的轴线垂直布置,控制臂支座位于纵梁组件上,电机支座位于横梁上。本公开通过将横梁采用型材设计,可以降低制作成本,拓宽后副车架的适用性。


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    Title :

    Rear auxiliary frame


    Additional title:

    后副车架


    Contributors:
    ZHAO QUN (author) / WU GANG (author) / SUN YIJIE (author) / YANG ZHAN (author)

    Publication date :

    2020-09-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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