The invention discloses a floor longitudinal beam and an automobile, and relates to the technical field of electric automobiles, the floor longitudinal beam is used for being connected to the bottom side of an automobile body, the floor longitudinal beam comprises a hanging section and two welding sections correspondingly located on the two sides of the hanging section in the transverse direction, the hanging section is arranged in a downwards-concave mode relative to the two welding sections, and the two welding sections are connected with the hanging section. The upper sides of the two welding sections are used for being welded to the bottom of a vehicle body, and the hanging section is used for hanging a battery pack; the height difference between the upper side of the welding section and the lower side of the hanging section is H, and H ranges from 60 mm to 120 mm. According to the technical scheme provided by the invention, the failure of the welding point of the floor longitudinal beam is improved on the premise of ensuring that the overall weight of the vehicle body is not increased.
本发明公开一种地板纵梁以及汽车,涉及电动汽车技术领域,其中,地板纵梁,用以连接至车身的底侧,所述地板纵梁包括挂置段、以及对应位于所述挂置段在横向上的两侧的两个焊接段,其中,所述挂置段相对于所述两个焊接段呈下凹设置,所述两个焊接段的上侧用以焊接至车身的底部,所述挂置段用以挂载电池包;其中,所述焊接段的上侧与所述挂置段的下侧之间的高度差为H,所述H为60mm‑120mm。本发明提供的技术方案旨在保证车身的整体重量不增重的前提下,改善地板纵梁焊接点失效。
Floor longitudinal beam and automobile
地板纵梁以及汽车
2024-12-13
Patent
Electronic Resource
Chinese
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |
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