The invention belongs to the field of bogie primary suspension systems, and particularly relates to a plate spring long in service life and a suspension system. The end connecting piece comprises a rotating shaft and two fixing seats which are connected to the rotating shaft in a sleeving mode, fix the two spring pieces respectively and can rotate relatively, each fixing seat comprises an enclosing part enclosing the end of the corresponding spring piece in at least three directions so as to fix the corresponding spring piece, the service life is long, and the maintenance cost is low.
本发明属于转向架一系悬挂系统领域,具体是涉及一种使用寿命长的板弹簧和悬挂系统,包括连接两块上下相对设置的弹簧片的端部连接件,所述端部连接件包括转轴以及套接在转轴上的分别固定两块弹簧片的两个能相对转动的固定座,所述固定座包括围合弹簧片端部至少三个方向的围合部,以固定弹簧片,本发明使用寿命长,维护成本低。
Leaf spring with long service life and suspension system
一种使用寿命长的板弹簧和悬挂系统
2023-02-03
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 |