The invention discloses a railway vehicle chassis structure which comprises two side beams (2) arranged in parallel in the longitudinal direction of a vehicle and floors (3, 4 and 5) laid on the two side beams, a first cross beam and a second cross beam are arranged under the floors in an equipment installation area, and a rectangular bearing structure is defined by the two side beams, the first cross beam and the second cross beam. A cavity (23c) used for hanging equipment is integrally formed at the bottom of an edge beam profile (23), a positioning hole (24), a bolt hole (21) and a groove (22) which are needed for installing the equipment are formed in a bottom plate (23b) of the edge beam profile, an installing plate is placed in the groove, a threaded hole is formed in the installing plate, and the threaded hole is aligned with the bolt hole. According to the invention, the strength and rigidity requirements of installation of large-weight and large-size equipment are met, and a larger access hole can be formed in the middle floor to solve the problems of maintenance of equipment such as a power pack and a chimney.
本发明公开了一种轨道车辆底架结构,包括两根沿车辆纵向平行设置的边梁(2)和铺设在两根边梁上的地板(3、4、5),在设备安装区域的地板下方设置第一横梁和第二横梁,两根边梁与第一横梁、第二横梁围设形成矩形承载结构,边梁型材(23)的底部一体形成用于悬挂设备的型腔(23c),所述边梁型材的底板(23b)上设有安装设备所需的定位孔(24)、螺栓孔(21)及槽(22),所述槽内放置安装板,所述安装板上设置螺纹孔,且所述螺纹孔与所述螺栓孔对齐。本发明满足了大重量、大体积设备安装的强度及刚度需要,而且可在中间地板开较大的检修口解决动力包等设备的检修和烟囱问题。
Railway vehicle chassis structure
一种轨道车辆底架结构
2021-08-27
Patent
Electronic Resource
Chinese
IPC: | B61F Untergestelle für Schienenfahrzeuge, z.B. Fahrgestellrahmen, Drehgestelle oder Anordnungen der Radsätze , RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES |
Railway vehicle chassis in-pillow transition structure, chassis and railway vehicle
European Patent Office | 2023
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