JP5423790B2 - Bathroom ventilation air conditioner - Google Patents

Description

  The present invention relates to a bathroom ventilation air conditioner.

  2. Description of the Related Art Conventionally, bathroom ventilation air conditioners using a heat pump or the like have a refrigeration cycle unit, a circulation fan and a circulation fan motor, and a blower part such as a ventilation fan and a ventilation fan motor built in the main body. Here, the refrigeration cycle unit includes a heat exchanger such as a compressor, a condenser and an evaporator, a decompressor, and the like. The circulation fan and the circulation fan motor blow air-conditioned air to the bathroom. Blower parts, such as a ventilation fan and a ventilation fan motor, exhaust the heat | fever which heat-exchanged outdoors (for example, refer patent document 1).

  In such a conventional bathroom ventilation air conditioner, the air in the bathroom is sucked into the main body and then air-conditioned and then blown into the bathroom, undressing room, etc. or exhausted to the outside, but heat is released when exhausting to the outdoors There was a problem.

JP-A-5-231675

  The present invention is a bathroom ventilation air conditioner having a main body part and a blower part, wherein the main body part circulates the air in the bathroom, a circulation inlet for sucking the air in the bathroom, and a circulation outlet for blowing the air into the bathroom, A ventilation air passage formed between a circulation air passage having a circulation suction port and a circulation air outlet, a first ventilation port and a second ventilation port communicating with the blower portion, and a first ventilation port and a second ventilation port A compressor that compresses the refrigerant, a first heat exchanger that is disposed between the circulation suction port and the circulation blower and exchanges heat between the air sucked from the circulation suction port and the refrigerant, and an expansion mechanism that expands the refrigerant A second heat exchanger that is arranged in the ventilation air passage and exchanges heat between the air in the ventilation air passage and the refrigerant, and a refrigerant in the order of the compressor, the first heat exchanger, the expansion mechanism, and the second heat exchanger. Refrigerant circuit piped to circulate, ventilation air path, circulation And a main body partition that partitions the compressor and the compressor area where the compressor is disposed, and the blower part sucks air from other rooms other than the bathroom from the suction part and exhausts it from the blow-out part to the outside, and the suction part and the blow-out part A blower partition wall, an other chamber suction port communicating with at least one exhaust port opened in the other chamber provided in the suction portion, a first blower port communicating with a main body portion provided in the suction portion, and a blowout portion Provided with a ventilating outlet to the outside and a second air vent that communicates with the main body provided at the outlet, and the air sucked from the other air inlet by the ventilator is the first air vent, the first vent, and the ventilation The air is exhausted from the ventilation outlet through the air passage, the second heat exchanger, the second ventilation port, and the second ventilation port.

  As a result, after the air sucked from the other chamber suction port is once led from the blower part to the main body part, it can be returned to the blower part and blown out to the outdoors. Therefore, the air sucked from the other chamber suction port can be passed through the second heat exchanger arranged in the main body portion to recover the heat, and the bathroom can be heated by the heat.

FIG. 1 is a sketch showing installation of a bathroom ventilation air conditioner according to Embodiment 1 of the present invention in a living space. FIG. 2 is a schematic configuration diagram of the bathroom ventilation air conditioner. FIG. 3 is a schematic configuration diagram of a bathroom ventilation air conditioner according to Embodiment 2 of the present invention. FIG. 4 is a schematic configuration diagram of a bathroom ventilation air conditioner according to Embodiment 3 of the present invention. FIG. 5 is a schematic configuration diagram of a bathroom ventilation air conditioner according to Embodiment 4 of the present invention.

  Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

(Embodiment 1)
FIG. 1 is a sketch showing installation of a bathroom ventilation air conditioner according to Embodiment 1 of the present invention. In FIG. 1, an indoor living space 1 is partitioned into a living room 2, a bathroom 3, a dressing room 4, a toilet 5, and the like. A main body portion 6 and a blower portion 7 of a bathroom ventilation air conditioner are installed on the ceiling of the bathroom 3. A circulation fan 8 is disposed inside the main body portion 6. When the circulation fan 8 is operated, the air in the bathroom 3 is sucked into the main body part 6 from the circulation suction port 19 (see FIG. 2) opened to the bathroom 3 side of the main body part 6, and passes through the circulation fan 8. It blows out into the bathroom 3 from the circulation outlet 20 (refer FIG. 2) opened to the bathroom 3 side.

  A ventilation blower 9 is disposed inside the blower portion 7. The first exhaust duct 11 and the second exhaust duct 13 are connected to the suction side of the ventilation fan 9. The third exhaust duct 14 is connected to the outlet side of the ventilation fan 9. Here, the first exhaust duct 11 communicates the first exhaust port 10 opened to the dressing room 4 and the blower portion 7. The second exhaust duct 13 communicates the second exhaust port 12 opened to the toilet 5 and the blower portion 7. The third exhaust duct 14 communicates the outdoors with the blower portion 7.

  When the ventilation blower 9 is operated, the air in the dressing room 4 and the toilet 5 is sucked into the ventilation blower 9 from the first exhaust port 10 and the second exhaust port 12 through the first exhaust duct 11 and the second exhaust duct 13, and the third exhaust. It is discharged outside through the duct 14.

  When the ventilation fan 9 is continuously operated, the interior of the living space 1 becomes negative pressure, so fresh outside air is supplied from the air supply opening 15 opened on the wall facing the outside of the living room 2 to ventilate the living space 1. The This ventilation operation must be performed continuously (ventilated for 24 hours) when the airtightness of the building is high. Therefore, the ventilation blower 9 performs continuous operation so as to ensure a predetermined ventilation amount, for example, a ventilation amount corresponding to about half the volume of the living space 1 per hour.

  In the living room 2, an air conditioner 16 for controlling the temperature of the living room 2 is installed, and the room temperature is appropriately maintained by performing the cooling operation in the summer and the heating operation in the winter. However, as described above, when the ventilation operation is continuously performed throughout the year, the low temperature air cooled by the air conditioner 16 in the living room 2 in the summer and the high temperature air heated by the air conditioner 16 in the winter are the dressing room. 4 and 17 are sucked into the first exhaust port 10 and the second exhaust port 12 through the louver and undercut portions of the door 18 of the toilet 5 and discharged to the outside through the blower portion 7.

  FIG. 2 is a schematic configuration diagram of the bathroom ventilation air conditioner according to Embodiment 1 of the present invention, and shows an air channel configuration diagram and a refrigerant circuit diagram. The bathroom ventilation air conditioner is installed behind the ceiling of the bathroom 3.

  The main body portion 6 includes the following. A circulation fan 8 that circulates the air in the bathroom 3, a circulation inlet 19 and a circulation outlet 20 that open in the bathroom 3, a bathroom vent 21, and a circulation inlet opening / closing unit 22 that opens and closes the circulation inlet 19; A bathroom vent opening / closing part 23 for opening and closing the bathroom ventilation opening 21, a first ventilation opening 24 and a second ventilation opening 25 communicating with the blower part 7, and a first ventilation opening / closing part 26 for opening / closing the first ventilation opening 24, The second ventilation opening / closing part 27 for opening and closing the second ventilation opening 25, the ventilation air passage 28 formed between the first ventilation opening 24 and the second ventilation opening 25, the ventilation air passage 28 and the circulation fan 8 Are arranged between the reheat air blowing port 29 that communicates with the reheat air blowing port 29, the reheat air blowing port opening and closing unit 30 that opens and closes the reheat air blowing port 29, the compressor 31 that compresses the refrigerant, the circulation suction port 19, and the circulation blower 8. Heat exchange between the air sucked from the circulation inlet 19 and the refrigerant The first heat exchanger 32, the circulation blower 8, the circulation air passage 28a provided with the circulation inlet 19 and the circulation outlet 20, the expansion mechanism 33 that expands the refrigerant, and the ventilation air passage 28 are disposed in the ventilation air passage 28. The second heat exchanger 34 exchanges heat between the air in the air passage 28 and the refrigerant. A refrigerant circuit in which the refrigerant circulates in the order of the compressor 31, the first heat exchanger 32, the expansion mechanism 33, and the second heat exchanger 34 is formed. Further, the main body portion 6 is provided with a main body partition wall 28c that partitions a ventilation air passage 28, a circulation air passage 28a, and a compressor area 28b in which the compressor 31 is disposed. The reheat air blowing port 29 described above is provided in a portion of the main body partition wall 28c that partitions the ventilation air passage 28 and the circulation air passage 28a in order to connect the ventilation air passage 28 and the circulation air passage 28a. Here, the bathroom ventilation port 21 is provided in a portion facing the bathroom 3 between the second heat exchanger 34 and the second ventilation port 25 in the ventilation air passage 28. As a result, the bathroom 3 can be ventilated by opening the bathroom ventilation opening / closing part 23 and opening the second ventilation opening / closing part 27 and operating the ventilation fan 9.

  Moreover, the air blower part 7 is provided with the following. A ventilation fan 9 that discharges air from other rooms other than the bathroom 3, such as the dressing room 4 and the toilet 5, from the suction part 7a to the outside through the suction part 7b, and a first exhaust duct 11 that conveys the air sucked from the dressing room 4 The other room suction port 35 for connecting the air, the other room suction port 35 for connecting the second exhaust duct 13 for transporting the air sucked from the toilet 5, and the third exhaust duct 14 for transporting the exhausted air to the outdoors are connected. A ventilation blower outlet 37, a blower partition wall 40 separating the suction portion 7a and the blowout portion 7b connected to the main body portion 6, and a 24-hour ventilation opening and closing the 24-hour ventilation opening 41 and the 24-hour ventilation opening 41 opened in the blower partition wall 40. A mouth opening / closing part 42, a third air blowing port 43 and a fourth air blowing port 44 normally closed with a lid, a lid 45 for closing the third air blowing port, and a lid 46 for closing the fourth air blowing port 44. And the main-body part 6 and the air blower part 7 are comprised separately, and are connected and installed. Further, the other chamber suction port 35 communicates with at least one exhaust port opened in another chamber provided in the suction portion 7a. The first air outlet 38 communicates with the main body portion 6. The 2nd ventilation opening 39 and the ventilation blower outlet 37 to the outdoors are provided in the blowing part 7b. The second air blowing port 39 communicates with the main body portion 6. The third air blowing port 43 is provided in the blowing portion 7b, and the fourth air blowing port 44 is provided in the suction portion 7a.

  In the above configuration, the circulation inlet opening / closing part 22 is opened, the bathroom ventilation opening / closing part 23 is closed, the first ventilation opening / closing part 26 is opened, the second ventilation opening / closing part 27 is opened, and the reheat air blowing opening / closing part 30 is opened. Close and close the ventilation opening / closing part 42 for 24 hours. Thus, the air sucked from the other rooms such as the dressing room 4 and the toilet 5 by the ventilation fan 9 is introduced into the ventilation air passage 28 in the main body portion 6 from the first air blowing port 38 and the first ventilation port 24. Then, heat exchange is performed by passing the air through the second heat exchanger 34. Then, it can introduce | transduce into the air blower part 7 again from the 2nd ventilation port 25 and the 2nd ventilation port 39, and can exhaust outside from the ventilation blower outlet 37. FIG. The bathroom 3 can be heated by carrying the heat of the dressing room 4 and the toilet 5 collected in the second heat exchanger 34 by the refrigeration cycle to the first heat exchanger 32 and dissipating the heat into the bathroom 3.

  Also, the first vent opening / closing part 26 is closed, the second ventilation opening / closing part 27 is closed, and the 24-hour ventilation opening / closing part 42 is opened. Thus, when performing an operation that does not require heat recovery from the air sucked from the other-chamber suction port 35, the air sucked from the other-chamber suction port 35 is introduced from the blower portion 7 without being introduced into the main body portion 6. It can exhaust directly to the outdoors. Therefore, the ventilation blower 9 eliminates the pressure loss when the air sucked from the other-room suction port 35 passes through the heat exchanger, and can improve the efficiency during ventilation.

  Further, the lid 45 and the lid 46 that have blocked the third blower port 43 and the fourth blower port 44 are removed, and the first blower port 38 and the second blower port 39 are closed by the lid 45 and the lid 46. Then, by rotating the blower part 7 180 degrees, the third blower port 43 is installed in communication with the first ventilation port 24 and the fourth blower port 44 is communicated with the second ventilation port 25. As a result, suction and exhaust can be performed from both the left and right sides, and the degree of freedom in the direction in which the exhaust duct is routed can be increased. That is, the suction direction from the other chamber to the blower portion 7 and the blowing direction to the outdoors can be changed.

  Also, the air in the bathroom 3 is opened by opening the bathroom vent opening / closing section 23, opening the first ventilation opening / closing section 26, opening the second ventilation opening / closing section 27, and opening the 24-hour ventilation opening / closing section 42. Can be exhausted outdoors.

  Further, the circulation inlet opening / closing part 22 is closed, the bathroom ventilation opening / closing part 23 is opened, the first ventilation opening / closing part 26 is closed, the second ventilation opening / closing part 27 is closed, and the reheat air blowing opening / closing part 30 is opened. To do. Thereby, the air of the bathroom 3 is sucked into the main body portion 6 from the bathroom ventilation port 21, and the second heat exchanger 34, the reheat air blowing port 29, the first heat exchanger 32, the circulation fan 8, and the circulation air outlet 20 are sequentially arranged. The air can be blown to reheat and dehumidify the interior of the bathroom 3.

  Moreover, since the main-body part 6 is provided with the bathroom ventilation opening / closing part 23 and the reheat ventilation opening / closing part 30, the following becomes possible. During the heating operation, the circulation inlet opening / closing part 22 is opened, the reheat ventilation opening / closing part 30 is closed, the bathroom ventilation opening / closing part 23 is closed, the first ventilation opening / closing part 26 is opened, and the second ventilation opening / closing part 27 is opened. The 24-hour ventilation opening / closing unit 42 is closed, and the compressor 31, the circulation fan 8, and the ventilation fan 9 are operated. During the dehumidifying operation, the circulation inlet opening / closing part 22 is closed, the reheat ventilation opening / closing part 30 is opened, the bathroom ventilation opening / closing part 23 is opened, the first ventilation opening / closing part 26 is closed, and the second ventilation opening / closing part 27 is closed. Then, the compressor 31 and the circulation fan 8 are operated. Thus, the heating operation and the dehumidifying operation can be switched, and the ventilation opening / closing unit 42 is opened for 24 hours during the dehumidifying operation and the ventilation blower 9 is operated, so that ventilation of other rooms other than the bathroom 3 is possible. .

  As described above, according to the bathroom ventilation air conditioner of Embodiment 1 of the present invention, the heat in the other rooms other than the bathroom 3 is recovered by switching various opening / closing sections to heat the bathroom 3, reheat dehumidification, and the bathroom 3 The air inside can be ventilated. Moreover, the direction of the air blower part 7 can be reversed right and left at the time of construction.

  The contents described above are only described for one mode for carrying out the invention, and the present invention is not limited to the above embodiment.

  For example, in the first embodiment, the main body portion 6 has a first vent opening / closing portion 26 and a second vent opening / closing portion 27 as means for opening and closing the connecting portion between the main body portion 6 and the blower portion 7. However, the first air outlet 38, the second air outlet 39 or the third air outlet 43, and the fourth air outlet 44 of the blower portion 7 may be provided with an opening / closing means. That is, the blower portion 7 is provided with a first blower opening / closing part that opens and closes the first blower opening 38 and a second blower opening / closing part that opens and closes the second blower opening 39.

  Moreover, although the dressing room 4 and the toilet 5 were described as an example of another room, as long as it is in the living space 1, any space is good also as another room.

  The first vent opening / closing part 26 and the second vent opening / closing part 27 are driven separately. However, when the operations of the first vent opening / closing portion 26 and the second vent opening / closing portion 27 are always the same, the same operation is performed by connecting the shafts of the first vent opening / closing portion 26 and the second vent opening / closing portion 27. The shaft may be integrated and driven. That is, it is good also as a ventilation opening / closing part which integrated the 1st ventilation opening / closing part 26 and the 2nd ventilation opening / closing part 27 which adjoined.

(Embodiment 2)
FIG. 3 is a schematic configuration diagram of a bathroom ventilation air conditioner according to Embodiment 2 of the present invention. In the second embodiment of the present invention, the same components as those in the first embodiment are denoted by the same reference numerals, and only different points will be described. The bathroom ventilation air conditioner of Embodiment 2 of the present invention is different only in that the first heat exchanger 32 and the second heat exchanger 34 of the bathroom ventilation air conditioner of Embodiment 1 are arranged to be inclined from the vertical direction.

  With the above configuration, the heat exchanger volume can be made larger than that of the first heat exchanger 32 and the second heat exchanger 34 of the first embodiment. Further, since the space before and after the first heat exchanger 32 and the second heat exchanger 34 can be widened as a triangular shape, the ventilation resistance can be reduced, and the wind speed distribution of each heat exchanger is improved. be able to. As a result, the heating capacity and the dehumidifying capacity can be improved.

(Embodiment 3)
FIG. 4 is a schematic configuration diagram of a bathroom ventilation air conditioner according to Embodiment 3 of the present invention. In the third embodiment of the present invention, the same components as those in the first and second embodiments are denoted by the same reference numerals, and only different points will be described.

  As shown in FIG. 4, the bathroom ventilation air conditioner according to Embodiment 3 of the present invention integrates the circulation inlet opening / closing part 22 and the reheat ventilation opening / closing part 30 of the bathroom ventilation air conditioning apparatus according to Embodiment 2 described above. By installing the circulating reheat switching unit 47, one open / close means can be reduced, and the number of parts can be reduced.

  Further, the circulation fan unit 48 including the circulation fan 8 and the circulation outlet 20 as a unit is provided and can be easily detached from the main body part 6, so that the circulation fan unit 48 can be removed without removing the main body part 6 during maintenance. Can be removed from the bathroom 3 side for maintenance.

  Further, the circulation inlet opening / closing part 22, the first ventilation opening / closing part 26, the second ventilation opening / closing part 27, the reheat ventilation opening / closing part 30, the circulation reheat switching part 47, and the bathroom ventilation opening / closing part 23 are provided as main body parts. It was set as the structure which can be easily removed from 6. Thereby, without removing the main body portion 6 during maintenance, the circulation suction port opening / closing unit 22, the first ventilation port opening / closing unit 26, the second ventilation port opening / closing unit 27, the reheat air blowing port opening / closing unit 30, and the circulation reheat switching unit 47 are provided. Each of the bathroom vent opening / closing part 23 can be detached from the bathroom 3 side for maintenance.

(Embodiment 4)
FIG. 5 is a schematic configuration diagram of a bathroom ventilation air conditioner according to Embodiment 4 of the present invention. In the fourth embodiment of the present invention, the same components as those in the first to third embodiments are denoted by the same reference numerals, and only different points will be described.

  As shown in FIG. 5, the bathroom ventilation air conditioner according to Embodiment 4 of the present invention is configured so that the refrigerant circulates in the order of the compressor 31, the first heat exchanger 32, the expansion mechanism 33, and the second heat exchanger 34. The piped refrigerant circuit is fixed on the base frame 49. Then, a drain pan 50 for storing the dew condensation water generated in the second heat exchanger 34 in the base frame 49 and a drain pump 51 for draining the drain water collected in the drain pan 50 are provided from the outer case 53 to the drain pump fixing means 53. By installing these refrigerant circuits as a unit, maintenance can be performed by removing only the refrigerant circuit from the main body portion 6 to the bathroom 3 side.

  Further, the drain pan 50 can be detached from the base frame 49 for maintenance. In FIG. 5, the drain pump 51 is fixed by a drain pump fixing portion 54 provided in the outer case 53. When the drain pan 50 is removed and maintenance is performed, the drain pump 51 is on the main body portion 6 (outer case 53) side. The structure remains in The drain pump 51 may be directly fixed to the drain pan 50. However, when the drain pump 50 is fixed directly to the drain pan 50, when the drain pan 50 is removed, the drain pump is also removed at the same time, so it is necessary to disconnect the drain hose for drainage. . In the configuration in which the drain pump 51 is fixed to the exterior case 53, the drain pan 50 can be removed alone, and the drain hose connected to the drain pump 51 can be removed after the drain pan 50 is removed.

  In the present invention, the air sucked from the other room suction port of the dressing room or the toilet is introduced into the main body and passed through the heat exchanger. This makes it possible to recover the heat that has been sucked from the suction port of the other room and exhausted to the outside and heat the bathroom, thereby realizing a highly energy-efficient bathroom ventilation air conditioner. Therefore, it can be used for many buildings and facilities such as general households, offices, factories, and commercial bathroom facilities.

DESCRIPTION OF SYMBOLS 1 Living space 2 Living 3 Bathroom 4 Dressing room 5 Toilet 6 Main part 7 Blower part 7a Suction part 7b Blowing part 8 Circulating fan 9 Ventilation fan 10 First exhaust port 11 First exhaust duct 12 Second exhaust port 13 Second exhaust duct 14 Third exhaust duct 15 Air supply port 16 Air conditioner 17, 18 Door 19 Circulation suction port 20 Circulation outlet 21 Bathroom ventilation port 22 Circulation suction port opening / closing unit 23 Bathroom ventilation port opening / closing unit 24 First ventilation port 25 Second ventilation port 26 1st ventilation port opening / closing part 27 2nd ventilation port opening / closing part 28 Ventilation air path 28a Circulation air path 28b Compressor area 28c Main body partition 29 Reheat ventilation port 30 Reheat ventilation port opening / closing part 31 Compressor 32 1st heat exchanger 33 Expansion mechanism 34 Second heat exchanger 35, 36 Other room intake port 37 Ventilation outlet 38 First air outlet 39 Second air outlet 40 Blower partition 41 24-hour ventilation port 42 24-hour ventilation port Closing part 43 a third blower port 44 fourth blower ports 45 and 46 cover 47 circulating reheated switching portion 48 circulating blower unit 49 base frame 50 drain pan 51 drain pump 53 outer casing 54 drain pump fixing part

Claims (14)

In a bathroom ventilation air conditioner having a main body part and a blower part,
The main body part is a circulation fan for circulating the air in the bathroom,
A circulation inlet for sucking air in the bathroom and a circulation outlet for blowing the air into the bathroom;
A circulation air passage provided with the circulation inlet and the circulation outlet;
A first ventilation port and a second ventilation port communicating with the blower part;
A ventilation air passage formed between the first ventilation port and the second ventilation port;
A compressor for compressing the refrigerant;
A first heat exchanger disposed between the circulation suction port and the circulation blower for exchanging heat between the air sucked from the circulation suction port and the refrigerant;
An expansion mechanism for expanding the refrigerant;
A second heat exchanger disposed in the ventilation air passage to exchange heat between the air in the ventilation air passage and the refrigerant;
A refrigerant circuit piped so that the refrigerant circulates in the order of the compressor, the first heat exchanger, the expansion mechanism, and the second heat exchanger;
A main body partition that partitions the ventilation air passage, the circulation air passage, and a compressor area in which the compressor is disposed;
The blower part is a ventilation blower that sucks air from other rooms other than the bathroom from the suction part and discharges it from the blow-out part to the outside,
A blower partition wall that partitions the suction portion and the blowout portion;
An other chamber suction port communicating with at least one exhaust port opened in the other chamber provided in the suction portion, and a first blower port communicating with the main body portion provided in the suction portion;
A ventilating outlet to the outdoor provided in the outlet and a second air outlet communicating with the main body provided in the outlet;
The first air inlet, the first air outlet, the ventilation air passage, the second heat exchanger, the second air outlet, and the second air outlet for the air sucked from the other room air inlet by the ventilation fan Through the ventilation outlet to the outside,
A first ventilation port opening / closing part for opening and closing the first ventilation port and a second ventilation port opening / closing part for opening and closing the second ventilation port are provided in the main body part, and the blower partition wall is provided with a 24-hour ventilation port and the 24-hour ventilation. A 24-hour ventilation opening / closing part for opening and closing the mouth is provided, the first ventilation opening / closing part is closed, the second ventilation opening / closing part is closed, and the 24 hour ventilation opening / closing part is opened to suck the other room The air sucked from the mouth is not allowed to pass through the second heat exchanger,
Adjacent bath room ventilating air-conditioning system characterized in that the said first vent opening portion and integral with said second vent opening and closing section ventilation opening and closing unit. In a bathroom ventilation air conditioner having a main body part and a blower part,
The main body part is a circulation fan for circulating the air in the bathroom,
A circulation inlet for sucking air in the bathroom and a circulation outlet for blowing the air into the bathroom;
A circulation air passage provided with the circulation inlet and the circulation outlet;
A first ventilation port and a second ventilation port communicating with the blower part;
A ventilation air passage formed between the first ventilation port and the second ventilation port;
A compressor for compressing the refrigerant;
A first heat exchanger disposed between the circulation suction port and the circulation blower for exchanging heat between the air sucked from the circulation suction port and the refrigerant;
An expansion mechanism for expanding the refrigerant;
A second heat exchanger disposed in the ventilation air passage to exchange heat between the air in the ventilation air passage and the refrigerant;
A refrigerant circuit piped so that the refrigerant circulates in the order of the compressor, the first heat exchanger, the expansion mechanism, and the second heat exchanger;
A main body partition that partitions the ventilation air passage, the circulation air passage, and a compressor area in which the compressor is disposed;
The blower part is a ventilation blower that sucks air from other rooms other than the bathroom from the suction part and discharges it from the blow-out part to the outside,
A blower partition wall that partitions the suction portion and the blowout portion;
An other chamber suction port communicating with at least one exhaust port opened in the other chamber provided in the suction portion, and a first blower port communicating with the main body portion provided in the suction portion;
A ventilating outlet to the outdoor provided in the outlet and a second air outlet communicating with the main body provided in the outlet;
The first air inlet, the first air outlet, the ventilation air passage, the second heat exchanger, the second air outlet, and the second air outlet for the air sucked from the other room air inlet by the ventilation fan Exhausting from the ventilation outlet to the outside via
A third air outlet is further provided in the blow-out portion, a fourth air outlet is further provided in the suction portion, the first ventilation port and the third air outlet are communicated with each other by rotating the blower portion, and the second The ventilation direction and the fourth ventilation port are communicated, and the first ventilation port and the second ventilation port are closed, thereby changing the suction direction from the other chamber to the blower part and the blowing direction to the outdoors. bath chamber ventilating air-conditioning system you characterized in that it can be. In a bathroom ventilation air conditioner having a main body part and a blower part,
The main body part is a circulation fan for circulating the air in the bathroom,
A circulation inlet for sucking air in the bathroom and a circulation outlet for blowing the air into the bathroom;
A circulation air passage provided with the circulation inlet and the circulation outlet;
A first ventilation port and a second ventilation port communicating with the blower part;
A ventilation air passage formed between the first ventilation port and the second ventilation port;
A compressor for compressing the refrigerant;
A first heat exchanger disposed between the circulation suction port and the circulation blower for exchanging heat between the air sucked from the circulation suction port and the refrigerant;
An expansion mechanism for expanding the refrigerant;
A second heat exchanger disposed in the ventilation air passage to exchange heat between the air in the ventilation air passage and the refrigerant;
A refrigerant circuit piped so that the refrigerant circulates in the order of the compressor, the first heat exchanger, the expansion mechanism, and the second heat exchanger;
A main body partition that partitions the ventilation air passage, the circulation air passage, and a compressor area in which the compressor is disposed;
The blower part is a ventilation blower that sucks air from other rooms other than the bathroom from the suction part and discharges it from the blow-out part to the outside,
A blower partition wall that partitions the suction portion and the blowout portion;
An other chamber suction port communicating with at least one exhaust port opened in the other chamber provided in the suction portion, and a first blower port communicating with the main body portion provided in the suction portion;
A ventilating outlet to the outdoor provided in the outlet and a second air outlet communicating with the main body provided in the outlet;
The first air inlet, the first air outlet, the ventilation air passage, the second heat exchanger, the second air outlet, and the second air outlet for the air sucked from the other room air inlet by the ventilation fan Through the ventilation outlet to the outside,
A bathroom ventilation port is provided in a portion facing the bathroom between the second heat exchanger and the second ventilation port in the ventilation airway,
Wherein a circulation inlet closing portion further closing the circulation inlet on the body portion, you characterized in that a reheat blowing port bath chamber ventilating air-conditioning system. 4. The bathroom ventilation air conditioner according to claim 3 , further comprising: a bathroom ventilation opening / closing portion that opens and closes the bathroom ventilation opening and a reheat ventilation opening / closing portion that opens and closes the reheating ventilation opening. apparatus. 5. The bathroom ventilation air conditioner according to claim 4 , wherein the circulation reheat switching unit is formed by integrating the adjacent circulation suction port opening / closing unit and the reheat air blowing port opening / closing unit. Any one of claims 1 to 5, characterized in that the circulation blower and the circulating air outlet by unitized with said circular outlet and the circulation blower and can be detached to the bathroom side Bathroom ventilation air conditioner as described in. The bathroom ventilation air conditioner according to claim 1 , wherein the ventilation opening / closing part can be removed to the bathroom side. The bathroom ventilation air conditioner according to claim 3, wherein the circulation suction port opening / closing part can be removed to the bathroom side. The bathroom ventilation air conditioner according to claim 4, wherein the bathroom ventilation opening / closing part can be removed to the bathroom side. The bathroom ventilation air conditioner according to claim 4, wherein the reheat ventilation opening / closing part can be removed to the bathroom side. The bathroom ventilation air conditioner according to claim 5, wherein the circulation reheat switching unit can be removed to the bathroom side. The refrigerant circuit is fixed on a base frame, and a drain pan for storing condensed water generated by the second heat exchanger and a drain pump for draining the drain water stored in the drain pan are provided on the base frame. The bathroom ventilation air conditioner according to any one of claims 1 to 11 , wherein the refrigerant circuit is unitized and can be removed to the bathroom side. The bathroom ventilation air conditioner according to claim 12, wherein the drain pan and the drain pump can be removed to the bathroom side. The bathroom ventilation air conditioner according to claim 13 , wherein when the drain pan is removed to the bathroom side, the drain pump remains on the body portion side.

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