HX_D1C型机车砂箱撑管破损原因分析及改进措施  

Damage reason analysis and improvement of type HX_D1C locomotive sand box brace pipe

作　　者：刘锋[1] 张娟[1] 毛金虎[1] 高殿柱[1] 幸继松[1] 

机构地区：[1]南车株洲电力机车有限公司技术中心,湖南株洲412001

出　　处：《电力机车与城轨车辆》2012年第4期62-64,共3页Electric Locomotives & Mass Transit Vehicles

基　　金：铁道部科技研究开发计划(2009J006-A)

摘　　要：对HXD1C型机车砂箱撑管进行观察,发现其破损的原因是砂子的冲蚀磨损。分析撑管破损的机理,得出结论:撑管最先破损的位置发生在砂子冲击角度为30°的地方。提出撑管的改进措施,改进后的撑管运用状况良好。Through type HXD1C locomotive sand box brace pipes investigation,we found that the reason is sand erosion wear. After analyzing the damage damage damage mechanism of brace pipe,it is concluded that the first position occurred in the gravel impact angle of 30 degrees. Finally,the improvement measures are put forward. The brace pipes are used in good condition after improved.

关 键 词：HXD1C型机车 撑管 冲蚀磨损 硬度 改进 

分 类 号：U260.37[机械工程—车辆工程]