Low-floor railway vehicle bogie
A rail vehicle and bogie technology, which is applied in the direction of the bogie, the device for lateral relative movement between the chassis and the bogie, and the components of the railway car body. , Super statically indeterminate bearing unevenness and other problems, to improve the overall bearing state, reduce stress, and improve the effect of stress level
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[0028] The present invention will be further described in detail below in conjunction with the drawings and specific embodiments:
[0029] Such as figure 1 As shown, the present invention provides a low-floor rail vehicle bogie, which includes a frame 1, an axle bridge 2, a primary suspension 3, a secondary suspension 4, a wheel 5, and a motor gear box 6. There are two motor gearbox components 6 which are respectively hung on the outside of both sides of frame 1, such as image 3 As shown, the motor gearbox composition 6 includes a traction motor 7 in the middle and gearboxes 8 at both ends. One traction motor 7 drives two gearboxes 8 at the same time, the wheels 5 are four independent wheels, and the four gearboxes 8 drive four respectively. The wheel 5 rotates.
[0030] Such as figure 1 with figure 2 As shown, the frame 1 includes two side beams 9, two cross beams 10, and two longitudinal beams 11. The center of the two side beams 9 respectively protrudes out of a cantilever bea...
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