| 摘要 |
FIELD: transportation.SUBSTANCE: invention relates to railway transport, particularly, to 8-axles rail vehicles. 8-axels railway vehicle comprises a body and a bogie. Body rests with its lateral and central supports onto two 4-axle bogies, each of which is made of two 2-axles bogies connected by a connecting beam. Connecting beam comprises ontop a central thrust bearing to support the body center plate and underbottom two extreme center plates for resting on thrust bearings of bolsters equipped with lateral slides. Central thrust bearing of the connection beam is made as a bushing, while the resting on it center plate of the body is made as a pipe connected with the bushing able to slide. Lateral body supports rest on the lateral sliders of the bolsters. Lateral body supports are made in the form of rollers or plates, and the sliders, respectively, in the form of plates or roller bearings.EFFECT: provided is decreased weight of the car bogie without reducing its load-bearing capacity and deterioration of the car bogie performance on curved tracks.1 cl, 4 dwg |
