The automobile body structure comprises two D column assemblies and a top cover rear cross beam assembly, each D column assembly comprises a D column upper outer plate and a D column upper inner plate which are arranged in the vertical direction, at least part of the D column upper outer plate and/or the D column upper inner plate is arranged in an arc shape, the D column upper outer plate and the D column upper inner plate are in lap joint at the two ends in the front-back direction, and the D column upper outer plate and the D column upper inner plate are in lap joint at the two ends in the front-back direction. The top cover rear cross beam assembly comprises a rear cross beam outer plate and a rear cross beam inner plate which are arranged in the up-down direction, at least part of the rear cross beam outer plate and/or the rear cross beam inner plate is arranged in an arc shape, the rear cross beam outer plate and the rear cross beam inner plate are in lap joint at the two ends in the front-back direction, and the rear cross beam outer plate and the rear cross beam inner plate are in lap joint at the two ends in the front-back direction. The two ends, in the left-right direction, of the rear cross beam outer plate and the rear cross beam inner plate are in lap joint with the D-column upper outer plate and the D-column upper inner plate correspondingly, so that a second closed cavity is defined. According to the technical scheme, the requirement for light weight of the vehicle body can be met while the rigidity of the vehicle body is improved.
本发明公开一种汽车车身结构及汽车,汽车车身结构包括两个D柱总成和顶盖后横梁总成,各D柱总成包括沿上下向设置的D柱上外板与D柱上内板,D柱上外板和/或D柱上内板至少部分呈弧形设置,D柱上外板与D柱上内板在前后向的两端搭接,在左右向对应的一端连接,另一端用于与侧围外板连接,形成第一封闭腔体,顶盖后横梁总成包括沿上下向设置的后横梁外板与后横梁内板,后横梁外板和/或后横梁内板至少部分呈弧形设置,后横梁外板与后横梁内板在前后向的两端搭接,后横梁外板和后横梁内板沿左右向的两端分别搭接于D柱上外板和D柱上内板上,以限定出第二封闭腔体。本发明的技术方案能够在提升车身刚度的同时,满足车身轻量化的要求。
Automobile body structure and automobile
一种汽车车身结构及汽车
2023-09-08
Patent
Electronic Resource
Chinese
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