120型空气控制阀的故障原因及分析

Causes and Analysis of the Fault of Type 120 Air Control Valve

中国铁路目前使用的货车制动机是120型空气制动机,整个120型空气制动机中起到关键作用的部件主要是120型空气控制阀,所以检修120型空气控制阀,减少故障是提高铁路货车运行安全的必要保证。

At present, the truck brake used in China railway is the 120 air brake. The key part of the 120 air brake is the 120 air control valve. Therefore, repairing120type air controlvalve andreducingthe failure are necessaryguarantee for improving the operation safetyof railwayfreight cars.