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20 9T型转向架是目前临汾车辆段配属客车中的主型转向架。自 1997年铁路客车提速以后 ,车辆的运用环境恶化 ,部分 2 0 9T型转向架运行品质下降。经运用检查发现 ,转向架轴箱定位装置中 ,弹性定位套开胶破损、磨耗严重、上下窜动等故障明显增多 ,已成为危及客车运行安全的惯性故
20 9T bogie is the main bogie in Linfen depot belonging to passenger cars. Since the acceleration of railway passenger cars in 1997, the operating environment for vehicles has deteriorated, and the operating quality of some 209T bogies has been declining. The inspection found that the bogie axle positioning device, the elastic positioning sleeve opened the plastic damage, serious wear and tear, up and down and other movements increased significantly, has become endangering the safety of the operation of the bus inertia