Air source heat pump

• Main Author: ZHAO XIJIANG
• Format: Patent
• Language: Chinese; English
• Published: 08.03.2024
• Subjects: AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING; BLASTING; COMBINED HEATING AND REFRIGERATION SYSTEMS; FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEATGENERATING MEANS, IN GENERAL; HEAT PUMP SYSTEMS; HEATING; LIGHTING; LIQUEFACTION SOLIDIFICATION OF GASES; MANUFACTURE OR STORAGE OF ICE; MECHANICAL ENGINEERING; RANGES; REFRIGERATION MACHINES, PLANTS OR SYSTEMS; REFRIGERATION OR COOLING; VENTILATING; WEAPONS

The utility model provides an air source heat pump, relates to the technical field of household appliances, is used for solving the technical problem that water in an expansion water tank of the air source heat pump is easy to freeze, and comprises an outdoor heat exchanger, a water circulation pipeline, a four-way reversing valve, a water tank, a compressor, an indoor heat exchanger and a heat conduction pipeline. The outdoor heat exchanger comprises a first heat exchange channel, a second heat exchange channel, a water inlet, a water outlet, a first communication port and a second communication port; the water tank comprises a first cavity communicated with the water circulation pipeline; the four-way reversing valve comprises an input liquid port, and a first reversing liquid port, a second reversing liquid port and a third reversing liquid port which are communicated with the second communication port; the compressor comprises an air return port communicating with the second reversing liquid port and an e