The invention provides an automobile body front structure and an automobile, the automobile body front structure comprises a front wall assembly, the bottom of the front wall assembly is provided with a notch, the notch is located in the middle of the front wall assembly in the left-right direction of the whole automobile, and the bottom of the front wall assembly is further provided with installation spaces arranged on the left side and the right side of the notch respectively. And the front wall lower cross beam is transversely arranged below the notch, and the two ends of the front wall lower cross beam are connected into the mounting spaces on the two sides. According to the vehicle body front structure, the overall rigidity of the front wall part can be increased, transmission of vibration noise to a passenger compartment can be reduced through increasing of the rigidity of the front wall structure, the NVH performance of a vehicle is improved, transmission of collision force from a front cabin to a rear front floor assembly part is facilitated, and the collision safety performance of the vehicle is improved.

    本发明提供了一种车身前部结构及汽车,本发明的车身前部结构包括前围总成,所述前围总成的底部设有凹口,在整车左右方向上,所述凹口位于所述前围总成的中部,且所述前围总成的底部还设有分设在所述凹口左右两侧的安装空间,以及横置在所述凹口下方的前围下横梁,所述前围下横梁的两端连接在两侧的所述安装空间中。本发明的车身前部结构,可增加前围部位的整体刚度,并可利用前围结构刚度的增加,减少振动噪声向乘员舱的传递,提升汽车NVH性能,以及利于来自前机舱处的碰撞力向后方前地板总成部位传递,提升汽车碰撞安全性能。


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    Title :

    Automobile body front structure and automobile


    Additional title:

    车身前部结构与汽车


    Contributors:
    ZHANG CHAOBIN (author) / SHI HONGLE (author) / LI WEIZHAO (author) / CUI DONGLIANG (author) / LIANG XINGHE (author) / GAO WEIFENG (author) / XU LIPENG (author)

    Publication date :

    2024-06-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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