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通过对S700K提速道岔锁钩与锁闭铁卡阻故障现象的分析,找出锁闭铁倒角弧度存在的缺陷及提速道岔调整不当等原因,提出了改进建议。
Based on the analysis of the failure of the locking hook and the locking iron card of S700K speed up switch, finding out the defects of the arc locking chamfer of the locking iron and the improper adjustment of the speed adjusting switch, some suggestions for improvement are put forward.