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Train bogie oil buffer with good quality and competive price :
Our company is main supply railway rolling stock and equipment. The TYG oil damper can be widely used in rail transit vehicles,such as locomotives,passenger cars,turcks,light rails, and subway,etc. it can operate normally in enviroment with wind,sand,rain,snow,ice,weak acid fog,intensive ultraviolet,sandstorm and drect sunlight(operating temperature:-45℃~80℃)
Technical characteristics:
Oil damper is a colsed hydraulic system,When there is relative movement caused by vibration between the vehicle bogie and axle box(or between vehicle body and bogie,or between two vehicle bodies),the damper piston repeatedly pulls and presses in the inner cylinder,producing high pressure oil inside the inner cylinder for pressing.
The damper adopts airbag two drum structure and mainly includes the following components:rubber joint assemble,cover assmble,piston rod,outer cylinder nurt,oil seal ring,corrugated oil seal,guide cover,inner cylinder,bottom valve assmbly,outer cylinder,o-ring,piston assmbly,piston ring, and airbag assmble.
the dampers has the charactersics of overload unloading, automatic protection.
the dampers has reliable performance, convenient maintenance, competitive price performance.
series of damper:
| series | max. damping force(KN) | max. outer diameter(mm) |
| 40 | 10 | 82 |
| 50 | 15 | 102 |
| 60 | 25 | 120 |
Type:
1. primary vertical damper(axle box damper)
it is used to control vertical movement between axle box and bogie. I.E nodding vibration.
2. Secondary vertical damper
it is used to control vertical movement between carbody and bogie. I.E nodding vibration and bouncing vibration
3. Secondary lateral damper
it is used to control lateral movement between carbody and bogie. I.E lateral vibration and yawing vibration.
4. Yaw damper
it is used to control hunting movement between carbody and bogie. I.E hunting motion
5. Coupling damper
it is used to control lateral movement between motor hanging beam and bogie. I.E lateral vibration.
Oil Bolster shock absorber parts:
Oil Bolster shock absorber production and testing:
Oil Bolster shock absorber :
Package of damper: Use plastic package inside,bubble plastic package in the middle,and carton package outside, there are product indicator diagram and quality certificates,etc. inside the packing case.
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