The invention provides an automobile body rear assembly and an automobile. The automobile body rear assembly comprises automobile body rear longitudinal beams arranged on the left side and the right side respectively, and each of the automobile body rear longitudinal beams on the two sides comprises an upper longitudinal beam and a lower longitudinal beam which are arranged up and down at an interval; the front ends of the upper longitudinal beams on the two sides are connected with a rear wall middle cross beam located on the rear portion of a passenger compartment, the front end of each lower longitudinal beam is connected with the rear end of the threshold beam on the same side, and a connecting beam for connecting the upper longitudinal beam with the lower longitudinal beam is arranged between the upper longitudinal beam and the lower longitudinal beam on each side. According to the vehicle body rear assembly, the overall rigidity of the vehicle body rear part can be improved, a collision force transmission network can be formed on the vehicle body rear part, the rear collision force can be transmitted and dispersed to the front passenger compartment position, the collision force transmission effect can be improved when the whole vehicle is collided, and the collision safety of the whole vehicle can be improved.
本发明提供了一种车身后部总成和汽车,本发明的车身后部总成包括分设在左右两侧的车身后纵梁,两侧所述车身后纵梁均包括上下间隔布置的上纵梁和下纵梁;两侧所述上纵梁的前端与位于乘员舱后部的后围中横梁连接,各所述下纵梁的前端与同侧所述门槛梁的后端相连,且各侧所述上纵梁和所述下纵梁之间均设有将两者连接于一起的连接梁。本发明的车身后部总成,可增加车身后部整体的刚度,也可在车身后部形成碰撞力传递网络,有助于后碰碰撞力向前方乘员舱位置的传递分散,能够提高整车碰撞时的碰撞力传递效果,而可提升整车碰撞安全性。
Automobile body rear assembly and automobile
车身后部总成和汽车
2024-06-18
Patent
Electronic Resource
Chinese
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |
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