Rail vehicle and bogie

A bogie of a rail vehicle, comprising:

• a frame, which comprises two box-shaped longitudinal beam main bodies and a transverse beam main body, wherein the two longitudinal beam main bodies are respectively welded to two ends of the transverse beam main body, and the transverse beam main body and the two longitudinal beam main bodies form an H-shape;
• a wheelset, which comprises an axle box, an axle and wheels mounted at two ends of the axle, wherein the two longitudinal beam main bodies are located between the wheels of the wheelset, and the axle box is positioned on an inner side of the corresponding longitudinal beam main body by a primary suspension device;
• a drive system, which at least comprises a gearbox and a drive motor, wherein after components constituting the drive system form as a whole, the whole is positioned on the frame by an elastic suspension mechanism,
• a central traction device, which comprises a traction beam, a traction pin and traction pulling rods, wherein two traction pulling rods are provided, a hinge seat hinged to one end of the two traction pulling rods is provided on an inner side of each end of the traction beam, another end of the two traction pulling rods is hinged to a hinge seat arranged at the transverse beam main body of the frame, and the two traction pulling rods are located on two sides of the traction beam.