The invention provides an elastic side bearing device, a bogie and a railway vehicle, and the elastic side bearing device comprises a base; the elastic piece is arranged in the base; the mounting seat is arranged above the elastic piece and is in contact fit with the elastic piece, and a first arc-shaped concave surface is arranged on the mounting seat; the buffering part is connected to the mounting seat, and a first arc-shaped convex surface matched with the first arc-shaped concave surface is arranged on the buffering part; and the top cover part is connected above the buffer part. According to the technical scheme, the problems that in the prior art, a rubber layer is large in elastic creep quantity, large in permanent deformation, prone to cracking and insufficient in strength are effectively solved.
本发明提供了一种弹性旁承装置、转向架以及铁路车辆,其中,弹性旁承装置,包括:底座;弹性件,设置在底座内;安装座,设置在弹性件的上方并与弹性件接触配合,安装座上设置有第一弧形凹面;缓冲部,连接在安装座上,缓冲部上设置有与第一弧形凹面配合的第一弧形凸面;顶盖部,连接在缓冲部的上方。本申请的技术方案有效地解决了相关技术中的橡胶层的弹性蠕变量大、永久变形大、易于开裂以及强度不足的问题。
Elastic side bearing device, bogie and railway vehicle
弹性旁承装置、转向架以及铁路车辆
06.09.2024
Patent
Elektronische Ressource
Chinesisch
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 |
Europäisches Patentamt | 2022
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