The invention relates to an auxiliary frame mounting structure and an electric automobile. The auxiliary frame installation structure comprises an installation support and a connecting support which are connected with the inner side of the rear floor edge beam rear section, the installation support is further connected with the connecting support, and the installation support, the connecting support and the rear floor edge beam rear section jointly form a closed cavity from the upper side to the lower side to serve as an installation point for installing an auxiliary frame. A mounting part is arranged in the cavity in a penetrating manner, and the mounting part is used for mounting an auxiliary frame; and a reinforcing plate is arranged in the cavity to reinforce the mounting point. The invention further provides an electric automobile which comprises the auxiliary frame mounting structure. The auxiliary frame can be installed under the condition that the requirements of an electric drive and a chassis of an electric automobile are met, and a high-dynamic-stiffness installation structure can be provided for the chassis.

    本发明涉及一种副车架安装结构及电动汽车。副车架安装结构,包括与后地板边梁后段内侧相连的安装支架和连接支架,所述安装支架还与所述连接支架相连接,所述安装支架从上侧、连接支架从下侧和后地板边梁后段从外侧共同形成封闭的腔体,作为安装副车架的安装点,所述腔体中贯穿设有安装部件,所述安装部件用于安装副车架;所述腔体中设有加强板,对安装点进行加强。本发明还提供了一种电动汽车,包括所述的副车架安装结构。本发明能在满足电动汽车的电驱和底盘的需求情况下,实现副车架的安装,还能为底盘提供高动刚度的安装结构。


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    Title :

    Auxiliary frame mounting structure and electric automobile


    Additional title:

    一种副车架安装结构及电动汽车


    Contributors:
    CHEN WEI (author) / YANG ZHONG (author) / LIAO SHUIPING (author)

    Publication date :

    2022-07-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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