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铁道车辆拉断车钩事故严重影响了当前铁路的正常运输,威胁着行车安全。由于拉断车钩,经常造成途中甩车,甚至会引起列车颠覆。笔者通过对1980年我分局管内发生拉断车钩事故的调查;对占拉断车钩事故95％以上的二号车钩拉断原因做一点粗浅分析,并提出几点预防措施与建议,供有关同志参考。一、概况分析1980年我分局管内共发生拉断车钩事故54起(如表一),其中拉断钩舌31起,拉断钩头23起。从车辆运用情况分析,停车拉断10起,起车拉断24起,车长使用紧急制动阀拉断7起,司机下非常制动拉断5起,运行中司机减速拉断6起,编组挂车拉断2起。从拉断断面分析,
Broken railcar coupler accident seriously affected the normal transport of the current railway, threatening traffic safety. As pulled off the hook, often caused by the car thrown on the way, and even cause subversion of the train. The author through the 1980 branch of the tube I pull off the car accident investigation; accounted for more than 95% of the broken car coupler accident pull on the second reason why a little superficial analysis, and put forward some preventive measures and suggestions for the comrades reference . I. General Analysis In 1980, a total of 54 pull-off coupler accidents occurred in our branch (Table 1). Among them, 31 were taken off the knuckle and 23 were hooked off. From the analysis of vehicle use, parking pulled off 10, pulled off 24 vehicles, the use of emergency brake vehicle captain pulled off 7, the driver under the brake pulled off 5, the driver pulled off 6 slowing down, Brokered trailer pulled off 2 groups. From the broken section analysis,