Combined heat pump and hot water heating system
A combined system and hot water technology, which is applied in the direction of heating and cooling combination, residential hot water supply system, heating system, etc., can solve the problem of increasing the overall building equipment cost, operating cost and occupied space, environmental thermal pollution, and energy loss and other issues, to achieve the effect of improving the adaptability of the working environment, good actual use requirements, and high energy utilization
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[0028] figure 1 It is a schematic structural diagram of the heat pump and hot water heating combined system of the present invention. The combined heat pump and hot water heating system of the present invention includes a compressor 1, a four-way valve 2, a gas-liquid separator 15, and an air The first switching valve 16 of the source branch, the air source heat exchanger 3, the second switching valve 17 of the air source branch, the first switching valve 18 of the freezing branch, the check valve 14, the freezing evaporator 13, the freezing branch The second switch valve 19, the first expansion valve 4, the air conditioner heat exchanger 5, the second expansion valve 6, the hot water heat exchanger 7, the air conditioner heat exchanger switch valve 8, and the hot water heat exchanger switch valve 9; : Compressor 1, four-way valve 2, first switching valve 16 of air source branch, second switching valve 17 of air source branch, first switching valve 18 of freezing branch, secon...
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