ANTI-FREEZING DEVICE FOR AN ENTRANCE OF AN ALUMINUM RAILWAY VEHICLE, CAPABLE OF PERFORMING WITHOUT GIVING LOAD TO A POWER SYSTEM

摘要

PURPOSE: An anti-freezing device for an entrance of an aluminum railway vehicle is provided to secure from fire due to a short circuit and to prevent frequent malfunction according to the load of a power system.;CONSTITUTION: An anti-freezing device for an entrance of an aluminum railway vehicle comprises a high-temperature air feeding pipe(100) and a high-temperature air feeding part(200). The high-temperature air feeding pipe is located in the lower part of a lower rail body to guide opening and closing of an entrance(12). The lower rail body is arranged on a floor part. One end of the high-temperature feeding pipe is communicated with a hollow(14') of an extruded material. The high-temperature air feeding part feeds high-temperature air to the high-temperature air feeding pipe and comprises a vortex tube(210) and a compression air feeder(220).;COPYRIGHT KIPO 2012