Air source falling-film type cold and hot water unit

The utility model discloses an air source falling-film type cold and hot water unit which comprises a compressor, a four-way valve, a falling-film type heat exchanger, a liquid accumulator, a dryer, an expansion valve, an outdoor fin type heat exchanger and an injector. The compressor, the falling-f...

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Bibliographische Detailangaben
Hauptverfasser:	LI MINGXIA, GAO XIANG, CAO FANGDI, ZHU HAIYONG, LI YINGLIN, CHEN CHUANBAO, TAN LAIZI, LU WENBO, TANG YU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING COMBINED HEATING AND REFRIGERATION SYSTEMS HEAT PUMP SYSTEMS HEATING LIGHTING LIQUEFACTION SOLIDIFICATION OF GASES MANUFACTURE OR STORAGE OF ICE MECHANICAL ENGINEERING REFRIGERATION MACHINES, PLANTS OR SYSTEMS REFRIGERATION OR COOLING WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses an air source falling-film type cold and hot water unit which comprises a compressor, a four-way valve, a falling-film type heat exchanger, a liquid accumulator, a dryer, an expansion valve, an outdoor fin type heat exchanger and an injector. The compressor, the falling-film type heat exchanger and the outdoor fin type heat exchanger are all connected with the four-way valve, the falling-film type heat exchanger is further connected with the liquid accumulator and the ejector, the liquid accumulator is connected with the dryer, the ejector is connected with the dryer and the expansion valve, and the expansion valve and the liquid accumulator are further connected with the outdoor fin type heat exchanger. According to the air source falling-film type cold and hot water unit, interference from gaseous refrigerant to liquid distribution of a liquid distributor can be avoided, and the structure of the liquid distributor can be enabled to be simpler, the liquid distributor are not neede