TJY小型缓行器,已先后在郑州北、孟家沟等多个车站安装使用。大多数基础为混凝土或片石整体道床,其造价高、施工期长,对行车干扰大。特别是在站场改造中,为建造整体基础,需要很长的股道封锁时间,对站场的正常编解作业影响很大。为了减少因建 TJY small slow device, has been in Zhengzhou North, Mengjiagou and other stations installed. Most of the foundation for the concrete or stone overall track bed, its high cost, long construction period, the traffic interference. In particular, in the reconstruction of the station yard, it takes a long time for the blockage of the stock market to build an overall foundation and has a great influence on the normal editing work of the station yard. In order to reduce the build