Vibration damping and noise reduction power bump leveler for rail vehicle wheel pair
A dynamic vibration absorber and rail vehicle technology, which is applied in the field of rail transportation, can solve problems such as vibration and noise, and achieve the effects of preventing safety problems, rational layout, and reducing rolling noise
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[0043] The present invention will be further described below in conjunction with the drawings.
[0044] Such as Figure 4~6 The rail vehicle wheel set shown includes an axle 13 and two wheels arranged close to the two ends of the axle 13, and the end of the axle 13 is provided with an axle box.
[0045] Such as Figure 1~3 The shown power shock absorber for reducing vibration and noise of rail vehicle wheel set has a reverse U-shaped crankshaft 8 opening downwards, one end is fixed on the axle box end cover 9 at one end of the axle 13 and the other end is from the rail vehicle underframe The gap with the frame passes through and is close to the inner side of the wheel corresponding to the axle box. The end is fixed as a whole with the large end of the bolt 6; the nut 7 sheathed on the bolt 6 is pressed against the bolt 6 The end is screwed on the bolt 6; the lower end of the upper spring wire fixing nut 7 of the vertical fixing spring 5 is fixed on the top of the vibrator 4; the s...
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