The invention discloses a vehicle body front frame structure which comprises a front protection cross beam arranged at the front end of a vehicle body front longitudinal beam, energy absorption boxes are arranged on the two sides of the front protection cross beam, and the rear portions of the energy absorption boxes are connected to the front end of the vehicle body front longitudinal beam. The vehicle body front frame structure is characterized in that a shank anti-collision beam is arranged below the front protection cross beam, and the shank anti-collision beam is connected to a front auxiliary frame through a front auxiliary frame left/right extending beam. The vehicle body front frame structure is simple in structure, enables collision energy to be transmitted more smoothly and more evenly, can improve collision performance and rigidity and modality of the front end of a forecabin, and has high practicability and good application prospects.
本发明公开了一种车身前部框架结构,包括前保横梁,所述前保横梁设置在车身前纵梁前端,吸能盒设于所述前保横梁两侧,所述吸能盒的后部连接在车身前纵梁前端,其特征在于:所述前保横梁下方设有小腿防撞梁,所述小腿防撞梁通过前副车架左/右延伸梁连接至前副车架。本发明车身前部框架结构,结构简单,使碰撞能量传递更为顺畅,更加均衡,可提升碰撞性能及前舱前端的刚度和模态,具有较强的实用性和较好的应用前景。
Vehicle body front frame structure
一种车身前部框架结构
2022-01-21
Patent
Electronic Resource
Chinese