摘要
介绍TB/T 2978—2016《铁道货车制动机》的修订背景,包括标准范围的变化、手制动机分类、手轮外径要求、手制动机逐渐缓解及调力功能、冲击试验以及输出力试验中的输入扭矩、考核行程的确定依据等,解析标准主要技术项点。
The article introduces the background of revising TB/T 2978--2016 Hand Brakes of Railway Freight Cars, including changes in the scope of applicable standards, the classification of hand brakes, the OD require-ments of handwheels, the gradual release and force adjustment of hand brakes, the impact test and the input torque in the output force test, the determination basis for travel evaluation, and the analysis of main technical points in the standards, etc.
出处
《铁道技术监督》
2017年第12期6-7,共2页
Railway Quality Control
关键词
货车手制动机
技术项点
行业标准
解读
Hand Brake of Railway Freight Car
Technical Points
Industry Standard
Interpretation
