The invention discloses a bogie of a high-speed railway vehicle. The bogie of the high-speed railway vehicle comprises wheel pairs, an axle box, a primary spring suspension device, a framework, a secondary spring suspension device and a basic braking device, wherein wheels of the wheel pairs are LMA tread wheels, an installation mode of the basic braking device is of a three-point suspension type structure, and a braking lifting seat of the basic braking device and a thread cleaning device installation seat are of an integrated structure on the framework; the axle box is of a split structure with the upper portion and the lower portion capable of being separated, a fusing type temperature sensor and a real-time temperature sensor are installed on the upper portion of the axle box in order to jointly monitor inside temperature of the axle box, and an off-line safety protective device is installed at the lower portion of the axle box; a traction pull rod of the secondary spring suspension device is a single-traction pull rod, an entire lifting device is additionally installed on a central pin, every two corresponding anti-hunting dampers of the entire lifting device form a set in each side, and the anti-hunting dampers are the same in design parameter. The bogie of the high-speed railway vehicle has good dynamic performance, is higher in structural safety, reliability and economy and can adapt to the requirements of rapid development of high-speed railways.
Bogie of high-speed railway vehicle
2015-05-20
Patent
Electronic Resource
English
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 / B61H Bremsen oder andere Verzögerungseinrichtungen ausgebildet für Schienenfahrzeuge , BRAKES OR OTHER RETARDING APPARATUS PECULIAR TO RAIL VEHICLES / B61K Andere Hilfseinrichtungen für Eisenbahnen , OTHER AUXILIARY EQUIPMENT FOR RAILWAYS |