The invention discloses an intercity railway vehicle body aluminum profile vehicle door frame. An extending part is arranged on the left side of a top frame beam, the extending part comprises two inclined planes, and each inclined plane is bent and wrinkled to correspondingly form a first reinforcing bulge; the front face of a second side frame beam is bent and wrinkled to correspondingly form a plurality of second reinforcing protrusions, the left end face and the right end face of the second side frame beam are each provided with a plurality of expansion step faces, the top end of the secondside frame beam is provided with a first right-angle groove, the bottom end of the second side frame beam is provided with a first bending piece, the first right-angle grooves are fixedly connected to the two inclined faces of the extending part, a mounting groove is formed in the back surface of the second side frame beam, and a reinforcing piece is arranged in the mounting groove; the first bending piece at the bottom end of the second side frame beam is matched and fixed with a bottom frame beam; and a second bending piece and a third bending piece are respectively arranged at the top endand the bottom end of the first side frame beam, and a first reinforcing plate is arranged in the mounting groove. The door frame is reasonable in structural design, and the strength of the vehicle door frame can be guaranteed while the lightweight design of the vehicle door frame is guaranteed.
本发明公开了一种城际铁路车体铝型材车门边框,顶框梁的左侧设有延伸部,延伸部包括两个倾斜面,在每个倾斜面折弯起皱并对应形成第一加强凸起;第二侧框梁的正面上折弯起皱并对应形成若干个第二加强凸起,在第二侧框梁的左右两侧端面上均设有若干个扩展台阶面,在第二侧框梁的顶端设有第一直角槽,底端设有第一折弯片,第一直角槽固定连接在延伸部的两个倾斜面上,在第二侧框梁的背面设有安装槽,在安装槽内设有加强件;第二侧框梁底端的第一折弯片与底框梁相配合并固定;第一侧框梁的顶端和底端分别设有第二折弯片和第三折弯片,在安装槽内设有第一加强板。本发明结构设计合理,在保证车门边框轻量化设计的同时,又能够保证车门边框的强度。
Intercity railway vehicle body aluminum profile vehicle door frame
一种城际铁路车体铝型材车门边框
2021-01-22
Patent
Electronic Resource
Chinese
IPC: | B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES |
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