Hot water supply device for house

Abstract

It is an object of the present invention to provide a hot water supply device for a house capable of eliminating the necessity for installing a heat pump device or a hot water storage tank on a balcony. According to a hot water supply device for a house of the present invention, a compressor 11 , a hot water supply heat exchanger 12 , an expansion valve 13 and a heat collector 14 are connected to each other through refrigerant piping 15 to constitute a refrigerant circuit 10 , a hot water supply pump 21 , the hot water supply heat exchanger 12 and a hot water storage tank 22 are connected to each other through water piping 23 to constitute a hot water supply circuit 20 , the heat collector 14 includes a heat collecting pipe 14 a and a fin 14 b which utilize solar heat and atmospheric heat caused by natural wind, the compressor 11 , the hot water supply heat exchanger 12 , the expansion valve 13 , the hot water supply pump 21 and the hot water storage tank 22 constitute a heat source unit 6 , and the heat collector 14 and the heat source unit 6 are connected to each other through the refrigerant piping 15 disposed in a space under a floor or above a ceiling of a living space having a bath room or a kitchen.

1 . A hot water supply device for a house wherein
 a compressor, a hot water supply heat exchanger, an expansion valve and a heat collector are connected to each other through refrigerant piping to constitute a refrigerant circuit,   a hot water supply pump, the hot water supply heat exchanger and a hot water storage tank are connected to each other through water piping to constitute a hot water supply circuit,   the heat collector includes a heat collecting pipe and a fin which utilize solar heat and atmospheric heat caused by natural wind,   the compressor, the hot water supply heat exchanger, the expansion valve, the hot water supply pump and the hot water storage tank constitute a heat source unit, and   the heat collector and the heat source unit are connected to each other through the refrigerant piping disposed in a space under a floor or above a ceiling of a living space having a bath room or a kitchen.   
   
   
       2 . The hot water supply device for a house according to  claim 1 , further comprising a meter box disposed on one side of the living space and a balcony disposed on the other side of the living space, wherein the heat source unit is disposed in the meter box, and the heat collector is disposed in the balcony. 
   
   
       3 . The hot water supply device for a house according to  claim 1 , further comprising a bath heat exchanger which exchanges heat of hot water in the hot water storage tank, reheating water piping which connects the bath heat exchanger and a bathtub with each other, and a bath circulation pump provided in the reheating water piping, wherein the bath heat exchanger and the bath circulation pump are provided in the heat source unit. 
   
   
       4 . The hot water supply device for a house according to  claim 3 , further comprising a heating heat exchanger provided in parallel to the hot water supply heat exchanger, and switching means which switches over flows of a refrigerant toward the hot water supply heat exchanger and the heating heat exchanger in the refrigerant circuit, and a floor heating system disposed in the living space, a heat medium circulation piping which circulates a heat medium through the floor heating system and the heating heat exchanger, and a heating circulation pump provided in the heat medium circulation piping, wherein
 the heat source unit includes the heating heat exchanger, the switching means and the heating circulation pump.   
   
   
       5 . The hot water supply device for a house according to  claim 4 , wherein the heat source unit includes a heat pump unit and a hot water storage unit,
 the heat pump unit includes the compressor, the hot water supply heat exchanger, and the expansion valve,   the hot water storage unit includes the hot water supply pump, the hot water storage tank, the bath heat exchanger and the bath circulation pump,   the hot water storage unit is disposed in a meter box which is provided on one side in the living space, and   the heat pump unit is disposed in a balcony which is provided on the other side of the living space or the living space.   
   
   
       6 . The hot water supply device for a house according to  claim 4 , wherein the heat source unit includes a heat pump unit and a hot water storage unit,
 the heat pump unit includes the compressor, the hot water supply heat exchanger, the expansion valve, the heating heat exchanger, the switching means and the heating circulation pump,   the hot water storage unit includes the hot water supply pump, the hot water storage tank, the bath heat exchanger and the batch circulation pump,   the hot water storage unit is disposed in a meter box which is provided on one side in the living space, and   the heat pump unit is disposed in a balcony which is provided on the other side of the living space or the living space.   
   
   
       7 . The hot water supply device for a house according to  claim 3 , further comprising a floor-heating heat exchanger which exchanges heat of hot water in the hot water storage tank, heat medium circulation piping which connects the floor-heating heat exchanger and a floor heating system with each other, and a heating circulation pump provided in the heat medium circulation piping, wherein
 the floor-heating heat exchanger and the heating circulation pump are provided in the heat source unit.   
   
   
       8 . The hot water supply device for a house according to  claim 2 , wherein an opening is formed in a handrail of the balcony, and the heat collector is disposed in the opening. 
   
   
       9 . The hot water supply device for a house according to  claim 8 , wherein a fixing tool is provided in the opening on the side of the balcony. 
   
   
       10 . The hot water supply device for a house according to  claim 8 , where the fin is disposed such that a long side of the fin has an angle with respect to the vertical direction. 
   
   
       11 . (canceled) 
   
   
       12 . The hot water supply device for a house according to  claim 1 , wherein the plurality of heat collector are used, and the expansion valve is provided for each other heat collector. 
   
   
       13 . The hot water supply device for a house according to  claim 1 , wherein the plurality of heat collectors are used, and the only one expansion valve is used. 
   
   
       14 . The hot water supply device for a house according to  claim 8 , wherein a solar batter is provided outside the opening. 
   
   
       15 . The hot water supply device for a house according to  claim 1 , wherein a tier of the heat collecting pipe is used. 
   
   
       16 . The hot water supply device for a house according to  claim 2 , wherein the heat source unit is disposed in a porch or a trunk room disposed on one side of the living space instead of in the meter box. 
   
   
       17 . The hot water supply device for a house according to  claim 5 , wherein the hot water storage unit is disposed in a porch or a trunk room disposed on one side of the living space instead of in the meter box. 
   
   
       18 . The hot water supply device for a house according to  claim 2 , wherein the heat source unit is disposed in the living space instead of in the meter box. 
   
   
       19 . The hot water supply device for a house according to  claim 5 , wherein the hot water storage unit is disposed in the living space instead of in the meter box.