The invention relates to the technical field of railway vehicle vibration reduction, and particularly discloses a primary suspension device of a railway vehicle and a dismounting and mounting method thereof.The primary suspension device comprises a rubber damping pad and a steel spring arranged at the upper end of the rubber damping pad, a locking mechanism is arranged at the upper end of the steel spring, and the rubber damping pad comprises a middle supporting table located in the middle of the steel spring; the locking mechanism is matched with the middle supporting table, and the steel spring is pre-compressed before the primary suspension device is mounted or dismounted, so that the overall size and the overall height of the primary suspension device are reduced, and small-space mounting and small-space dismounting of the primary suspension device are achieved.
本发明涉及轨道车辆减振技术领域,具体公开了一种轨道车辆的一系悬挂装置及其拆装方法,一系悬挂装置包括橡胶减震垫和设于橡胶减震垫上端的钢弹簧,钢弹簧的上端设有锁紧机构,橡胶减震垫包括位于钢弹簧中部的中部支撑台;通过锁紧机构与中部支撑台相配合,在一系悬挂装置安装或拆卸前将钢弹簧进行预压缩,以减小一系悬挂装置的整体体积和整体高度,实现一系悬挂装置的小空间安装和小空间拆卸。
Primary suspension device of railway vehicle and disassembly and assembly method of primary suspension device
一种轨道车辆的一系悬挂装置及其拆装方法
2022-11-08
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 |