Suspension device, bogie and train

• Main Authors: ZHOU ZHANGYI, ZHANG YANG
• Format: Patent
• Language: Chinese; English
• Published: 12.01.2024
• Subjects: PERFORMING OPERATIONS; PREVENTING DERAILING OF RAIL VEHICLES; RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES ORARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; RAILWAYS; TRANSPORTING; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAILVEHICLES

The utility model relates to a suspension device, a bogie and a train, the suspension device is used for connection between a railway vehicle bogie frame and a wheel set, the suspension device comprises a spring rubber pad, an axle box and a primary longitudinal pull rod, the spring rubber pad is installed at the top of the axle box, and the top of the spring rubber pad abuts against the bottom of a side beam of the frame; one end of the primary longitudinal pull rod is connected to the bottom side of the axle box, and the other end is connected with the framework side beam oblique straight section. The suspension device is simple in structure and light in weight, the unsprung mass of the bogie can be effectively reduced, wheel track action force is further reduced, the suspension device has large vertical rigidity and moderate longitudinal and transverse rigidity, the different requirements of the bogie for rigidity in all directions are effectively met, and the suspension device is suitable for popularizati