The invention relates to the technical field of automobile parts, in particular to an electric automobile doorsill assembly, a lower automobile body and an automobile, the doorsill assembly comprises a doorsill body, the doorsill body comprises an upper mounting surface, a lower mounting surface and a side mounting surface, the doorsill body is of a hollow structure, and transverse reinforcing ribs are arranged in the doorsill body; upper reinforcing parts are arranged between the transverse reinforcing ribs and the inner walls of the side mounting surfaces, lower reinforcing parts are arranged between the lower mounting surfaces and the inner walls of the side mounting surfaces, upper reinforcing part mounting via holes are formed in the transverse reinforcing ribs, hinge mounting via holes are formed in the side mounting surfaces, and lower reinforcing part mounting via holes are formed in the lower mounting surfaces; a first threshold mounting point projection welding nut hole and a first hinge mounting point projection welding nut hole are formed in the upper reinforcer; and a second hinge mounting point projection welding nut hole and a second threshold mounting point projection welding nut hole are formed in the lower reinforcing piece. The sliding door hinge has enough mounting point strength to stably mount the sliding door hinge, and the weight of the whole vehicle door and the sliding door hinge can be supported.

    本发明涉及汽车零部件技术领域,尤其涉及一种电动汽车门槛总成、下车体及车辆,门槛总成包括门槛本体,门槛本体包括上安装面、下安装面和侧安装面,门槛本体为中空结构,门槛本体的内部设有横向加强筋,横向加强筋与侧安装面的内壁之间设有上加强件,下安装面与侧安装面的内壁之间设置有下加强件,横向加强筋上设有上加强件安装过孔,侧安装面上设有铰链安装过孔,下安装面上设有下加强件安装过孔;上加强件上设有第一门槛安装点凸焊螺母孔,以及第一铰链安装点凸焊螺母孔;下加强件上设有第二铰链安装点凸焊螺母孔,以及第二门槛安装点凸焊螺母孔。本发明具有足够的安装点强度来稳固的安装滑门铰链,能够对整个车门和滑门铰链的重量进行支撑。


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    Titel :

    Electric vehicle threshold assembly, lower vehicle body and vehicle


    Weitere Titelangaben:

    一种电动汽车门槛总成、下车体及车辆


    Beteiligte:
    FAN YU (Autor:in) / YAN CHANGSHEN (Autor:in) / CHEN YIN (Autor:in) / ZHANG CHENGYONG (Autor:in)

    Erscheinungsdatum :

    2023-01-10


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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