DF_(4B)型机车冷却水泵漏水的原因分析和改进措施  

Reason analysis and countermeasures of leakage from water pump for DF_(4B) locomotive

作　　者：陈大海[1] 

机构地区：[1]合肥机务段检修车间,安徽合肥230011

出　　处：《内燃机车》2010年第7期39-40,47,共3页Diesel Locomotives

摘　　要：针对DF4B型机车冷却水泵漏水的主要原因进行了分析,根据水泵的结构、工作原理、密封件失效机理,以及检修工艺执行上存在的问题,提出了合理、有效的改进措施。The main reason for water pump of DF4B locomotive to leak was analyzed.The problems in the structure of the water pump,the sealing and the implement of technological regulation for repair and inspection were pointed out,and then the reasonable and effective measures for improving were proposed.

关 键 词：DF4B型机车 水泵 漏水 原因 改进措施 

分 类 号：U262.231[机械工程—车辆工程]