通用敞车侧开门、下侧门存在的问题及改进建议

Problems Existing in Side Doors and Lower Side Doors of Common Gondola Cars and Suggestions for Improvement

介绍了我国铁路通用敞车侧开门和下侧门的结构,指出了其存在的问题,对既有敞车侧开门和下侧门的耐腐蚀性、密封性、门锁安全可靠性进行了分析,并提出了改进建议。

The structures of the side doors and lower side doors of common gondola cars in our country are described, and the existing problems are pointed out. The corrosion resistivity, seal and door lock safety reliability of side doors and lower side doors of existing gondola cars are analyzed, and suggestions for improvement are given.