Low temperate zone vortex tube compression -type refrigerating system

The utility model discloses a low temperate zone vortex tube compression -type refrigerating system. The utility model discloses with the condenser entry linkage behind refrigerating system's the compressor antilinear oil content, the export of condenser divides two branch roads, the export of evaporimeter with the induction port of compressor is connected, the vortex tube has air conditioning, saturated liquid, heat outlet, the heat outlet and the oil heater entry linkage of vortex tube, oil heater export behind vice expansion valve and the the second entrance of evaporimeter connects, the saturated liquid export of vortex tube and the third entry linkage of evaporimeter, the export of vortex tube air conditioning is connected with the tonifying qi mouth of compressor behind cold coil pipe, the oil return opening of evaporation is incorporated into through oily heating coil posteroclusion the induction port of compressor. The utility model discloses an adopt the vortex tube can heat the oil return again with