铁路扣件使用问题分析与建议  

Analysis and Suggestion on the Use of Railway Fastener

作　　者：景璞 

机构地区：[1]济南铁路局,济南250001

出　　处：《高速铁路技术》2017年第5期11-14,共4页High Speed Railway Technology

摘　　要：我国铁路扣件系统的研究与使用已有50多年的历史,有多种形式的扣件。但在扣件系统使用中曾有Ⅲ型弹条欠拉、超拉,ω型弹条扭矩不易控制,FC型扣件零部件损坏较多,WJ-7型扣件套筒失效、弹条窜出歪斜、绝缘缓冲垫板损坏,W300-1型扣件弹条断裂、W300-1型扣件螺旋道钉锤击退出,CNTT道岔扣件预埋螺母失效,扣件严重锈蚀等问题出现。文章针对以上各项问题,简要其产生分析原因,并从扣件设计、施工、生产、运营维护等环节提出具体建议和对策以解决或改善上述问题。The research and use of railway fastener system in China has more than 50 years＇ history,and various forms of fastener have been developed. But in the use of the fastener system,different problems came out： type Ⅲ clip under stretching or over stretching,type ω clip＇s torque not easy to control,more damage of the FC type fastener,WJ-7 type buckle sleeve failure,slanting,insulation cushion plate damaged,broken clip of the W300-1 type fastener,repulsed W300-1 type fastening hammer,the embedded nut of CNTT switch fastener failure,serious corrosion of fasteners etc.In this paper,the reasons for the above problems are briefly analyzed,and specific suggestions are proposed for the design,construction,production and operation and maintenance of the fastener to solve or improve the above problems.

关 键 词：扣件系统 弹条 结构 设计 

分 类 号：U213.5[交通运输工程—道路与铁道工程]