The invention relates to a rear floor assembly which comprises a rear floor, longitudinal beams are arranged on the two sides of the rear floor, a front cross beam and a rear cross beam which are arranged at intervals are arranged between the longitudinal beams, a suspension mounting plate is further arranged on the rear floor, the two ends of the suspension mounting plate are fixedly connected with the front cross beam and the rear cross beam respectively, and the front cross beam is fixedly connected with the rear cross beam. The front cross beam, the rear cross beam, the longitudinal beam and the suspension mounting plate are combined to form a frame structure, the rear floor is used for fixing a suspension connecting rod system, the longitudinal beam is used for mounting an elastic element, a shock absorber and a brake assembly, one end of a control arm of the suspension connecting rod system is hinged to the suspension mounting plate, and the other end of the control arm of the suspension connecting rod system is hinged to the brake assembly. The frame structure composed of the longitudinal beam, the front cross beam, the rear cross beam and the suspension mounting plate is arranged on the rear floor, on the premise that an auxiliary frame is omitted and sufficient rigidity is guaranteed, the weight of an automobile is reduced, light weight of the automobile is achieved, and the automobile manufacturing cost is saved.

    本发明涉及一种后地板总成,后地板总成包括后地板,所述后地板的两侧均设置有纵梁,在所述纵梁之间设有间隔布置的前横梁和后横梁,所述后地板上还设有悬架安装板,所述悬架安装板的两端分别与前横梁和后横梁固定连接,所述前横梁、后横梁、纵梁、悬架安装板组合形成框架结构,所述后地板用于固定悬架连杆系统,所述纵梁用于安装弹性元件、减振器和制动器总成,所述悬架连杆系统的控制臂的一端与悬架安装板铰接,另一端与制动器总成铰接。本发明在后地板上设置了纵梁、前横梁、后横梁、悬架安装板所组成的框架结构,在取消了副车架的前提下,保证了足够的刚度的前提下,降低了汽车的重量,实现了汽车的轻量化,节约了造车成本。


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    Title :

    Rear floor assembly


    Additional title:

    一种后地板总成


    Contributors:
    MA LONGSHUN (author)

    Publication date :

    2023-05-02


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge / B60G VEHICLE SUSPENSION ARRANGEMENTS , Radaufhängungen und Federungen für Fahrzeuge



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