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1前言在铁路运输中,罐车用来装运粘油、沥青等液体。罐车下泄阀的作用是控制罐体承载液体的排放,为了消除阀体内存留的腐蚀性液体,需对下泄阀进行清洗,这是罐车检修过程中的一道重要工序,直接影响着运输的安全和效率。2013年年底,在路局物资处质量跟踪小组深入集宁车辆段跟踪车辆配件使用情况时偶然发现,车辆段罐车下泄阀的煮洗仍沿用着传统方式。传统清洗方法落后,至少需要4人联
1 Introduction In railway transportation, tankers are used to transport viscous liquids, asphalt and other liquids. The function of the tanker discharge valve is to control the discharge of the liquid carried by the tank. In order to eliminate the corrosive liquid remaining in the valve body, the discharge valve needs to be cleaned, which is an important process in the tanker maintenance process and directly affects the safety and efficiency of transportation . At the end of 2013, when the quality tracking team of the Materials and Supplies Department of the Roads Administration went in-depth to track the use of spare parts for vehicles at Jining depot, the dumping valve on the depot of tankers still used the traditional way of cooking. Traditional cleaning methods behind, at least 4 people together