The invention provides a vehicle body structure which comprises a vehicle roof, a side wall, a bottom frame and an end wall; the vehicle roof, the side wall and the end wall are all welding parts formed by laser welding, and the vehicle roof comprises a vehicle roof framework, a top plate, a corrugated top plate and an end plate; wherein the vehicle roof framework comprises two side beams extending in the length direction of a vehicle body and a plurality of bent beams arranged on the two side beams in a spanning mode, the top plate and the corrugated top plate are sequentially arranged on thevehicle roof framework at intervals, the end plate is located at the tail ends of the side beams, and at least one air conditioner platform is arranged on the top plate; the side wall and the end wall are connected to the bottom frame, and the upper portions of the end wall and the side wall are connected with the vehicle roof. And light weight and high strength of the train are realized.
本发明提供一种车体结构,该车体结构包括:车顶、侧墙、底架和端墙,所述车顶、所述侧墙和所述端墙均为由激光焊接而成的焊接件,所述车顶包括车顶骨架、顶板、波纹顶板和端板;所述车顶骨架包括两条沿车体长度方向延伸的边梁和跨设在两条所述边梁上的多条弯梁,所述顶板和所述波纹顶板依次间隔设置在所述车顶骨架上,所述端板位于所述边梁末端,所述顶板上设置有至少一个空调平台;所述侧墙和所述端墙均连接在所述底架上,所述端墙和所述侧墙的上部连接所述车顶。实现了列车的轻量化和高强度。
Vehicle body structure
车体结构
2020-04-21
Patent
Electronic Resource
Chinese
IPC: | B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES |
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