Concentrated rectifier unit of energy -saving single -action

The utility model discloses a concentrated rectifier unit of energy -saving single -action, include the heater that connects gradually through the pipeline, an evaporator, the demister, the rectifying column, first condenser, the cooler, the first fluid reservoir that receives, evacuating device, heat transfer device, second condenser and second receive the fluid reservoir, be equipped with the heater on the evaporimeter, on the heater, both ends are continuous with the side and the bottom of evaporimeter through the pipeline respectively down, heat transfer device sets up the bottom at the rectifying column, be equipped with the bypass branch road between the gas vent of demister and the first condenser, a second condenser, heat pump set, heater and throttling expansion device connect gradually and form circulation heat transfer return circuit. The utility model discloses, with the high efficiency of single -action concentration and the effectual combination of material separation ability of rectifying colum