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为适应铁路第6次大提速的需要,减少车辆惯性事故的发生,确保列车运行安全,近几年来铁道部对现有铁路货车相继进行了一些局部改造。改造内容中包括对铁路货车13号和13A型上作用车钩新型防跳装置的改造。自2006年4月开始,陆续在厂修、段修、辅修、临修时对新型防跳装置进行改造,
In order to meet the need of speeding up the railway for the sixth time, to reduce the occurrence of vehicle inertia accidents and ensure the safe operation of trains, the Ministry of Railways has carried out partial renovations on the existing railway wagons in recent years. The retrofitting includes the revamping of the new anti-skid devices for the coupler on the No. 13 and No. 13A railroad trucks. Since April 2006, one after another in the factory repair, section repair, minor repair, temporary repair of the new anti-jumping device to transform,