WO2022224346A1 - 空気調和機、および放電ユニット - Google Patents
空気調和機、および放電ユニット Download PDFInfo
- Publication number
- WO2022224346A1 WO2022224346A1 PCT/JP2021/016024 JP2021016024W WO2022224346A1 WO 2022224346 A1 WO2022224346 A1 WO 2022224346A1 JP 2021016024 W JP2021016024 W JP 2021016024W WO 2022224346 A1 WO2022224346 A1 WO 2022224346A1
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- WIPO (PCT)
- Prior art keywords
- discharge
- unit
- discharge device
- indoor unit
- air conditioner
- Prior art date
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Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/90—Cleaning of purification apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0071—Indoor units, e.g. fan coil units with means for purifying supplied air
- F24F1/0073—Indoor units, e.g. fan coil units with means for purifying supplied air characterised by the mounting or arrangement of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0071—Indoor units, e.g. fan coil units with means for purifying supplied air
- F24F1/0076—Indoor units, e.g. fan coil units with means for purifying supplied air by electric means, e.g. ionisers or electrostatic separators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
- F24F1/0057—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in or on a wall
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
Definitions
- the present disclosure relates to air conditioners and discharge units.
- Patent Literature 1 describes an air conditioner equipped with an electrostatic precipitator as a discharge device.
- air conditioners that are not equipped with a discharge device are also known.
- a discharge device into such an air conditioner later.
- the discharge device is installed later, there is a problem that the number of man-hours and time required to install the discharge device increases, such as the need to replace the control board provided inside the indoor unit.
- the present disclosure has been made to solve the problems described above, and includes an air conditioner having a structure in which a discharge device can be easily attached to an indoor unit, and a discharge unit that can be easily attached to the indoor unit.
- One of the purposes is to provide
- One aspect of the air conditioner of the present disclosure is a wall-mounted indoor unit that has a heat exchanger, a blower, and a housing that accommodates the heat exchanger and the blower inside, and is fixed to a wall surface; a discharge unit arranged outside the indoor unit and above the indoor unit, the indoor unit having a first control unit that controls the indoor unit, and the housing having an upwardly opening suction unit.
- the discharge unit has a discharge device disposed above the suction port, through which at least part of the air sucked into the suction port passes, the discharge device is , are driven based on the signal from the first control unit.
- One aspect of the discharge unit of the present disclosure is a discharge device that is arranged above a wall-mounted indoor unit that is fixed to a wall surface, above the indoor unit, and above a suction port provided in the indoor unit. At least part of the air sucked into the suction port passes through the discharge device, and the discharge device is driven based on a signal from the controller of the indoor unit.
- the discharge device can be easily attached to the indoor unit.
- FIG. 3 is a sectional view showing the indoor unit and the discharge unit in the embodiment, taken along the line III-III in FIG. 2;
- Fig. 3 is an exploded perspective view showing part of the indoor unit and the discharge unit in the embodiment;
- 1 is a perspective view showing a discharge unit in an embodiment;
- FIG. 3 is an exploded perspective view showing the discharge unit in the embodiment;
- FIG. 6 is a cross-sectional view showing the discharge unit in the embodiment, taken along the line VII-VII in FIG. 5;
- FIG. 6 is a cross-sectional view showing part of the discharge unit in the embodiment, taken along line VIII-VIII in FIG. 5; It is an exploded perspective view showing the 2nd control part in an embodiment. It is the figure which looked at a part of 2nd control part in embodiment from upper direction. It is a perspective view which shows a part of 2nd control part in embodiment. It is the figure which looked at the state at the time of fixing the 2nd installation member in embodiment to a wall surface from the front. It is a perspective view which shows the state at the time of fixing the 2nd installation member in embodiment to a wall surface. It is a sectional view showing the state at the time of fixing the second installation member to the wall surface in the embodiment. It is a figure which shows an example at the time of attaching the discharge device cover in embodiment.
- the drawings show the X-axis, Y-axis, and Z-axis as appropriate.
- the X-axis indicates the front-rear direction of the indoor unit 20 in the air conditioner 100 of the embodiment below.
- the Y-axis indicates the horizontal direction of the indoor unit 20 .
- the Z-axis indicates the vertical direction.
- the front-rear direction, left-right direction, and vertical direction are directions orthogonal to each other.
- the side (+Y side) in the horizontal direction to which the Y-axis arrow points is the left side, and the opposite side ( ⁇ Y side) to the side in the horizontal direction to which the Y-axis arrow points is the right side.
- the side of the vertical direction to which the Z-axis arrow points (+Z side) is the upper side, and the side opposite to the side of the vertical direction to which the Z-axis arrow points (-Z side) is the lower side.
- the left side corresponds to "one side in the left-right direction".
- FIG. 1 is a schematic diagram showing a schematic configuration of an air conditioner 100 according to the embodiment.
- the air conditioner 100 includes an outdoor unit 10, an indoor unit 20, and a circulation path section 18.
- the outdoor unit 10 is arranged outdoors.
- the indoor unit 20 is arranged indoors.
- the outdoor unit 10 and the indoor unit 20 are connected to each other by a circulation path portion 18 through which the refrigerant 19 circulates.
- the air conditioner 100 can adjust the temperature of the indoor air by exchanging heat between the refrigerant 19 flowing through the circulation path section 18 and the indoor air in which the indoor unit 20 is arranged.
- the refrigerant 19 for example, a fluorine-based refrigerant having a low global warming potential (GWP), a hydrocarbon-based refrigerant, or the like can be used.
- GWP global warming potential
- the outdoor unit 10 has an outdoor unit housing 11, a compressor 12, a heat exchanger 13, a flow control valve 14, a blower 15, a four-way valve 16, and a controller 17. Inside the outdoor unit housing 11, a compressor 12, a heat exchanger 13, a flow control valve 14, a blower 15, a four-way valve 16, and a control unit 17 are accommodated.
- the compressor 12 , the heat exchanger 13 , the flow control valve 14 and the four-way valve 16 are provided in a portion of the circulation path section 18 located inside the outdoor unit housing 11 .
- Compressor 12 , heat exchanger 13 , flow control valve 14 , and four-way valve 16 are connected by a portion of circulation path portion 18 located inside outdoor unit housing 11 .
- the four-way valve 16 is provided in a portion of the circulation path portion 18 that is connected to the discharge side of the compressor 12 .
- the four-way valve 16 can reverse the direction of the refrigerant 19 flowing through the circulation path portion 18 by switching a part of the circulation path portion 18 .
- the path connected by the four-way valve 16 is the path indicated by the solid line in the four-way valve 16 in FIG. 1
- the refrigerant 19 flows through the circulation path portion 18 in the direction indicated by the solid arrow in FIG.
- the path connected by the four-way valve 16 is the path indicated by the dashed line in the four-way valve 16 in FIG. 1
- the refrigerant 19 flows in the circulation path section 18 in the direction indicated by the dashed arrow in FIG.
- FIG. 2 is a front view of the indoor unit 20 and the discharge unit 30, which will be described later.
- FIG. 3 is a cross-sectional view showing the indoor unit 20 and the discharge unit 30, taken along line III--III in FIG.
- FIG. 4 is an exploded perspective view showing a part of the indoor unit 20 and the discharge unit 30.
- the indoor unit 20 is a wall-mounted indoor unit that is fixed to the indoor wall surface Ws.
- the wall surface Ws faces forward (+X direction).
- the indoor unit 20 has a substantially rectangular parallelepiped shape elongated in the left-right direction.
- the indoor unit 20 has an indoor unit housing (housing) 21 , a heat exchanger 22 , a blower 23 , and a first controller 24 .
- the indoor unit 20 has a wind direction variable vane 25 , drain pans 26 a and 26 b , and an air conditioner filter 27 .
- the indoor unit housing 21 is a housing that accommodates the heat exchanger 22, the blower 23, the first control unit 24, the drain pans 26a and 26b, and the air conditioner filter 27 inside.
- the indoor unit housing 21 has a box-shaped main body portion 21a that opens forward (+X direction), and a front panel 21b attached to the front of the main body portion 21a.
- the front panel 21b is attached to the front of the main body 21a so as to be openable and closable. When the front panel 21b is opened, the first controller 24 and the air conditioner filter 27 are exposed to the outside of the indoor unit 20. As shown in FIG.
- the indoor unit housing 21 has an intake port 21e that opens upward and an outlet port 21f that opens downward.
- the suction port 21e is formed in the ceiling wall portion 21c located on the upper side of the main body portion 21a.
- the upper surface of the ceiling wall portion 21 c is the upper surface of the indoor unit 20 .
- the upper surface of the ceiling wall portion 21c is an inclined surface positioned downward toward the front.
- a plurality of suction ports 21e are arranged in a matrix along the front-rear direction and the left-right direction. As a result, the portion of the ceiling wall portion 21c where the plurality of suction ports 21e are provided has a lattice shape.
- the outlet 21f is provided in the front (+X direction) portion of the lower end of the main body 21a.
- a wind direction variable vane 25 is rotatably attached to the outlet 21f.
- the wind direction variable vane 25 can change the direction of the air blown out from the outlet 21f in the vertical direction.
- a wind direction variable vane capable of changing the direction of the air blown out from the outlet 21f to the left and right is also provided at the back of the outlet 21f.
- blower 23 sucks indoor air AF from the suction port 21e and blows out the sucked air AF from the blowing port 21f.
- blower 23 is a cross-flow fan. As shown in FIG. 2, the blower 23 extends in the left-right direction. It should be noted that the blower 23 may be any type of blower.
- the heat exchanger 22 is provided in the circulation path portion 18 and performs heat exchange between the refrigerant 19 flowing inside the circulation path portion 18 and the indoor air AF sucked into the interior of the indoor unit housing 21 .
- the heat exchanger 22 is arranged in an air passage formed by the blower 23 .
- the heat exchanger 22 in this embodiment has a first heat exchanger 22a, a second heat exchanger 22b, and a third heat exchanger 22c.
- the first heat exchanger 22a is positioned in front of the blower 23 (+X direction).
- the second heat exchanger 22b is connected above the first heat exchanger 22a. When viewed in the left-right direction, the second heat exchanger 22b extends upward and obliquely rearward (-X direction) from the upper end of the first heat exchanger 22a.
- the third heat exchanger 22c is positioned behind the second heat exchanger 22b. When viewed in the left-right direction, the third heat exchanger 22c extends downward and obliquely rearward from the upper end of the second heat exchanger 22b.
- the second heat exchanger 22 b and the third heat exchanger 22 c are located above the blower 23 .
- the first heat exchanger 22a, the second heat exchanger 22b, and the third heat exchanger 22c are arranged to surround the blower 23 in the air passage from the suction port 21e to the blowout port 21f.
- the air AF sucked into the indoor unit housing 21 from the suction port 21e by the blower 23 passes through the heat exchanger 22 and exchanges heat with the refrigerant 19 at that time. After the heat exchange, the air AF is blown out of the indoor unit 20 from the outlet 21f. As a result, the air AF heat-exchanged with the refrigerant 19 by the heat exchanger 22 is blown into the room from the blow-out port 21f.
- the heat exchanger 22 may have any structure as long as heat can be exchanged between the refrigerant 19 and the indoor air AF.
- the heat exchanger 22 may be composed of only the first heat exchanger 22a and the second heat exchanger 22b without including the third heat exchanger 22c.
- the drain pan 26a is arranged below the first heat exchanger 22a.
- the drain pan 26b is arranged below the third heat exchanger 22c.
- the drain pans 26a and 26b are members for collecting dew condensation water.
- the air conditioner filter 27 is arranged to cover the entire suction port 21e between the suction port 21e and the second heat exchanger 22b and the third heat exchanger 22c. Air AF sucked into the interior of the indoor unit housing 21 through the suction port 21 e passes through the heat exchanger 22 after passing through the air conditioner filter 27 .
- the air conditioner filter 27 is a pre-filter capable of catching relatively large dust such as fibers mixed in the air AF. By providing the air conditioner filter 27 , it is possible to prevent relatively large dust such as fibers mixed in the air AF from being caught between the fins of the heat exchanger 22 .
- two air conditioner filters 27 are arranged side by side in the left-right direction in the present embodiment.
- the fibers mixed in the air AF include, for example, relatively long fibers coming out of the futon.
- the first controller 24 is a controller that controls the indoor unit 20 .
- the first controller 24 controls, for example, the blower 23 and the variable wind direction vanes 25 .
- the first control unit 24 is located inside the indoor unit housing 21 on the left side (+Y side) with respect to the heat exchanger 22 and the blower 23 .
- a connection portion 24a to which a signal wiring 81, which will be described later, is connected is provided on the left side of the first control portion 24.
- the first control unit 24 includes a control board.
- the indoor unit 20 is capable of a cooling operation for cooling the air in the room in which the indoor unit 20 is arranged and a heating operation for warming the air in the room in which the indoor unit 20 is arranged.
- the refrigerant 19 flowing through the circulation path portion 18 flows in the direction indicated by the solid arrow in FIG. That is, when the indoor unit 20 is in a cooling operation, the refrigerant 19 flowing through the circulation path portion 18 flows through the compressor 12, the heat exchanger 13 of the outdoor unit 10, the flow control valve 14, and the heat exchanger 22 of the indoor unit 20. in that order back to the compressor 12 .
- the heat exchanger 13 inside the outdoor unit 10 functions as a condenser
- the heat exchanger 22 inside the indoor unit 20 functions as an evaporator.
- the refrigerant 19 flowing through the circulation path portion 18 flows in the direction indicated by the dashed line in FIG.
- the refrigerant 19 flowing through the circulation path portion 18 flows through the compressor 12, the heat exchanger 22 of the indoor unit 20, the flow control valve 14, and the heat exchanger 13 of the outdoor unit 10. in that order back to the compressor 12 .
- the heat exchanger 13 inside the outdoor unit 10 functions as an evaporator
- the heat exchanger 22 inside the indoor unit 20 functions as a condenser.
- the air conditioner 100 includes a discharge unit 30 arranged outside the indoor unit 20 and above the indoor unit 20 .
- the discharge unit 30 is a device having a function of cleaning indoor air AF.
- the discharge unit 30 is arranged above the indoor unit 20 with a predetermined gap G therebetween.
- a vertical dimension H of the gap G is, for example, 5 mm or more and 50 mm or less.
- the vertical dimension H of the gap G is preferably 5 mm, for example.
- the gap G increases in the vertical direction toward the front.
- the dimension H is the vertical dimension at the rear ( ⁇ X side) end of the gap G, and is the minimum vertical dimension of the gap G.
- FIG. 5 is a perspective view showing the discharge unit 30.
- FIG. FIG. 6 is an exploded perspective view showing the discharge unit 30.
- FIG. FIG. 7 is a cross-sectional view showing the discharge unit 30, taken along line VII--VII in FIG.
- FIG. 8 is a cross-sectional view showing part of the discharge unit 30, taken along line VIII-VIII in FIG.
- the discharge unit 30 has a substantially rectangular parallelepiped shape extending in the left-right direction and flattened in the vertical direction.
- the center of the discharge unit 30 is shifted to the left (+Y side) in the left-right direction with respect to the center of the indoor unit 20 .
- the horizontal dimension of the discharge unit 30 is smaller than the horizontal dimension of the indoor unit 20 .
- the dimension of the discharge unit 30 in the left-right direction is at least half the dimension of the indoor unit 20 in the left-right direction.
- the left end of the discharge unit 30 is arranged at the same horizontal position as the left end of the indoor unit 20 .
- the left end of the discharge unit 30 is arranged at the same horizontal position as the left end of the indoor unit 20" means that the left end of the discharge unit 30 is positioned at It also includes a case where the left end of the indoor unit 20 is slightly deviated from the left-right position due to dimensional tolerance, assembly tolerance, or the like.
- the discharge unit 30 has a case 31, a pre-filter 35, a second control section 40, a discharge device 50, a signal wiring 81, and a power supply wiring 82.
- the case 31 accommodates the second control section 40 and the discharge device 50 inside. Case 31 extends in the left-right direction.
- the case 31 is made of resin, for example.
- the case 31 has a base member 32 and a control unit cover 33 and a discharge device cover 34 attached above the base member 32 .
- the base member 32 includes a substantially rectangular bottom wall portion 32a elongated in the left-right direction, a rear wall portion 32b protruding upward from the rear ( ⁇ X side) edge of the bottom wall portion 32a, and the bottom wall portion 32a. It has a right wall portion 32c that protrudes upward from the right ( ⁇ Y side) edge, and a left wall portion 32d that protrudes upward from the left (+Y side) edge of the bottom wall portion 32a.
- the bottom wall portion 32a has a plate-like shape with a plate surface facing the vertical direction.
- the bottom wall portion 32a has a first fixed portion 32g to which the second control portion 40 is fixed, and a second fixed portion 32h to which the discharge device 50 is fixed.
- the first fixed portion 32g supports the second control portion 40 from below.
- the second fixed portion 32h supports the discharge device 50 from below.
- the first fixed portion 32g is a portion on the left side (+Y side) of the bottom wall portion 32a. No through hole is provided in the first fixed portion 32g. Therefore, the air AF cannot pass through the first fixed portion 32g in the vertical direction.
- the second fixed portion 32h is the front side (+X side) portion of the right side (-Y side) portion of the bottom wall portion 32a.
- the second fixed portion 32h is provided with a ventilation hole 32f that penetrates the second fixed portion 32h in the vertical direction.
- a plurality of ventilation holes 32f are provided in a matrix along the front-rear direction and the left-right direction.
- the portion of the second fixed portion 32h where the plurality of ventilation holes 32f are provided has a lattice shape. Air AF can pass through the second fixed portion 32h in the vertical direction via a plurality of ventilation holes 32f.
- a ventilation hole 32e is provided in a portion located on the rear side ( ⁇ X side) of the second fixed portion 32h in the right side ( ⁇ Y side) of the bottom wall portion 32a.
- a plurality of ventilation holes 32e are provided in a matrix along the front-rear direction and the left-right direction.
- the portion of the bottom wall portion 32a in which the plurality of ventilation holes 32e are provided has a lattice shape.
- the opening area of each ventilation hole 32e is larger than the opening area of each ventilation hole 32f provided in the second fixed portion 32h. That is, the opening area of each ventilation hole 32f provided in the second fixed portion 32h is smaller than the opening area of each ventilation hole 32e.
- the control section cover 33 is positioned above the first fixed section 32g in the bottom wall section 32a.
- the control unit cover 33 is positioned above the second control unit 40 and covers the second control unit 40 from above.
- the control section cover 33 is fixed to the base member 32 by screwing, for example.
- the control unit cover 33 includes a top wall portion 33a having a substantially square shape when viewed in the vertical direction, a front wall portion 33b projecting downward from an edge portion on the front side (+X side) of the top wall portion 33a, and the top wall portion 33a. and a left wall portion 33c protruding downward from the left (+Y side) edge. No through hole is provided in the ceiling wall portion 33a. Therefore, the air AF cannot pass through the ceiling wall portion 33a in the vertical direction.
- the left wall portion 33c is arranged in contact with the left wall portion 32d of the base member 32 in the vertical direction.
- the front surface of the front wall portion 33b constitutes the left portion of the front surface of the case 31.
- a surface on the front side of the front wall portion 33b is a design surface.
- the discharge device cover 34 is positioned above the right ( ⁇ Y side) portion of the bottom wall portion 32a including the second fixed portion 32h.
- the discharge device cover 34 is positioned above the discharge device 50 .
- the discharge device cover 34 is adjacent to the right side ( ⁇ Y side) of the control section cover 33 .
- the horizontal dimension of the discharge device cover 34 is larger than the horizontal dimension of the control unit cover 33 .
- the discharge device cover 34 includes a substantially rectangular top wall portion 34a when viewed in the vertical direction, a front wall portion 34b projecting downward from the front (+X side) edge of the top wall portion 34a, and a top wall portion 34a. and a finger hook portion 34g provided on the front edge of the upper surface.
- the ceiling wall portion 34a is provided with ventilation holes 34c that penetrate the ceiling wall portion 34a in the vertical direction.
- a plurality of ventilation holes 34c are provided in a matrix along the front-rear direction and the left-right direction.
- the portion of the top wall portion 34a in which the plurality of ventilation holes 34c are provided has a lattice shape.
- the ceiling wall portion 34a allows air AF to pass through in the vertical direction through a plurality of ventilation holes 34c.
- the front surface of the front wall portion 34b constitutes the right ( ⁇ Y side) portion of the front surface of the case 31. As shown in FIG.
- a surface on the front side of the front wall portion 34b is a design surface.
- the discharge device cover 34 is detachably attached to the base member 32 .
- the discharge device cover 34 is removed from the base member 32 by being slid forward (+X direction).
- a user or the like can easily remove the discharge device cover 34 by, for example, grasping the finger hook portion 34g and pulling the discharge device cover 34 forward.
- a drawer hole 32p is provided at the left (+Y side) end of the case 31 .
- the extraction hole 32p is provided at the rear (-X side) end of the left end of the case 31.
- the extraction hole 32 p is provided in the base member 32 .
- the extraction hole 32p connects the inside of the case 31 and the outside of the case 31 .
- the pre-filter 35 is a substantially rectangular plate-shaped member.
- the pre-filter 35 is positioned above the discharge device 50 .
- the pre-filter 35 is positioned vertically between the discharge device 50 and the discharge device cover 34 .
- the pre-filter 35 is attached to the lower surface of the ceiling wall portion 34a of the discharge device cover 34.
- the pre-filter 35 is a filter capable of catching relatively large dust such as fibers mixed in the air AF.
- rails for supporting the pre-filter 35 so as to be movable in the front-rear direction are provided on both edges in the left-right direction on the lower surface of the top wall portion 34a. A user or the like can attach the pre-filter 35 to the discharge device cover 34 by inserting the pre-filter 35 from the rear (-X direction) below the top wall portion 34a.
- the discharge unit 30 has rectifying filters 37a and 37b.
- the rectifying filter 37a is positioned between the pre-filter 35 and the discharge device 50 in the vertical direction.
- the rectifying filter 37b is positioned between the bottom wall portion 32a and the discharge device 50 in the vertical direction.
- the rectifying filters 37a and 37b are, for example, filters having honeycomb ventilation holes. Each ventilation hole provided in the rectifying filters 37a and 37b is, for example, a regular hexagon with sides facing each other at a distance of about 6 mm.
- the rectifying filters 37a and 37b preferably pass the air AF in the vertical direction through the ventilation holes.
- the honeycomb-shaped rectifying filters 37a and 37b are made of, for example, a sheet-shaped aluminum alloy. Since the rectifying filters 37a and 37b are made of metal, they are resistant to fire. Here, for example, all parts constituting the discharge device 50 are made of a flame retardant or a metal. By sandwiching the discharge device 50 between the honeycomb-shaped rectifying filters 37a and 37b made of metal, even if the discharge device 50 ignites, the fire is less likely to reach the surrounding members, and the discharge device 50 can self-extinguish. You can secure your time.
- the rectifying filter 37b arranged below the discharge device 50 makes the above effect more useful when the blower 23 of the indoor unit 20 sucks the air AF from the suction port 21e. Play.
- the rectifying filter 37a arranged above the discharge device 50 that is, on the upstream side of the flow of the air AF, exhibits the above-described effects more effectively when the blower 23 is stopped.
- the discharge unit 30 has a plurality of hooks (mounting portions) 36.
- a pair of hooks 36 are provided with an interval in the left-right direction.
- the hook portion 36 is attached to the rear side ( ⁇ X side) of the base member 32 .
- One hook portion 36 is attached across the first fixed portion 32g and the rear wall portion 32b.
- the other hook portion 36 is attached across the portion of the bottom wall portion 32a located behind the second fixed portion 32h and the rear wall portion 32b.
- the hook portion 36 is an L-shaped sheet metal member. As shown in FIG. 7, the hook portion 36 includes a support portion 36a extending in the front-rear direction, an extension portion 36b extending upward from the rear ( ⁇ X side) end of the support portion 36a, and a rearward extension from the extension portion 36b. and a claw portion 36c that protrudes toward.
- the support portion 36a is screwed to the lower surface of the bottom wall portion 32a.
- the support portion 36a protrudes further forward than an engaging portion 62, which will be described later, and supports the case 31 from below.
- a portion of the bottom wall portion 32a to which the support portion 36a is fixed is recessed upward.
- the support portion 36 a is positioned above the lower end surface of the case 31 .
- the upper portion of the extending portion 36b is inserted from below into the slit portion 32i provided in the rear wall portion 32b of the base member 32 and is inserted inside the case 31.
- the upper portion of the extending portion 36b contacts the front surface of the rear wall portion 32b from the front (+X direction).
- a protruding portion 36f protruding rearward (-X direction) is provided at a portion of the extending portion 36b located below the claw portion 36c.
- the projecting portion 36f is formed by bending a portion of the extending portion 36b backward.
- a rear end portion of the projecting portion 36f is in contact with a front surface of an engaging portion 62, which will be described later.
- the claw portion 36c has a base portion 36d projecting rearward (-X direction) from the extending portion 36b, and a claw body portion 36e projecting downward from the rear end of the base portion 36d.
- the base portion 36d protrudes rearward from a portion of the extending portion 36b that is positioned below the portion inserted into the case 31 .
- the claw main body portion 36e is inserted from above into a hole portion 64, which will be described later, and hooked on the engaging portion 62 from behind.
- the claw portion 36c is formed by cutting and raising a portion of the extending portion 36b rearward.
- the upper end of the hook portion 36 is positioned below the upper end of the case 31 .
- a lower end portion of the hook portion 36 is positioned above a lower end portion of the case 31 . That is, the hook portion 36 is arranged so as to fit within the dimensions of the case 31 in the vertical direction.
- the second controller 40 is a controller that controls the discharge device 50 . As shown in FIG. 2 , the second control unit 40 is located on the left side (+Y side) of the discharge device 50 . At least part of the second control unit 40 is arranged to overlap the first control unit 24 . In the present embodiment, the left side portion of the second control section 40 is positioned above the first control section 24 .
- FIG. 9 is an exploded perspective view showing the second control section 40.
- FIG. FIG. 10 is a top view of part of the second control unit 40 .
- FIG. 11 is a perspective view showing part of the second control section 40.
- the second control unit 40 has a substrate case 40a, a control substrate 45 and a booster substrate 46 housed inside the substrate case 40a, and a terminal portion 47.
- FIG. 9 is an exploded perspective view showing the second control section 40.
- FIG. 10 is a top view of part of the second control unit 40 .
- FIG. 11 is a perspective view showing part of the second control section 40.
- the second control unit 40 has a substrate case 40a, a control substrate 45 and a booster substrate 46 housed inside the substrate case 40a, and a terminal portion 47.
- the board case 40a includes a box-shaped lower resin cover 41 opening upward, an upper resin cover 42 fixed above the lower resin cover 41, and a lower sheet metal cover positioned below the lower resin cover 41. 43 and an upper sheet metal cover 44 located above the upper resin cover 42 .
- the lower sheet metal cover 43 has a box shape opening upward and covers the lower resin cover 41 .
- the upper sheet metal cover 44 is fixed above the lower sheet metal cover 43 and covers the upper resin cover 42 .
- the lower resin cover 41 has a control board fixing portion 41a to which the control board 45 is fixed, and a boosting board fixing portion 41b to which the boosting board 46 is fixed.
- the booster board fixing portion 41b is connected to the right side ( ⁇ Y side) of the front side (+X side) portion of the control board fixing portion 41a.
- control board 45 is mounted with terminal blocks 45a and 45b.
- a signal wiring 81 is connected to the terminal block 45a.
- a power supply wiring 82 is connected to the terminal block 45b.
- the terminal block 45b is positioned to the right (-Y direction) and rearward (-X direction) of the terminal block 45a.
- the signal wiring 81 is hooked on the protrusion 41c inside the substrate case 40a.
- the protrusion 41 c protrudes upward from the bottom of the lower resin cover 41 .
- the projecting portion 41c is positioned to the right (-Y direction) and rearward (-X direction) of the terminal block 45a.
- the signal wiring 81 extends rightward from the terminal block 45a, is hooked on the protrusion 41c from the right side, and is folded leftward (+Y direction).
- the signal wiring 81 folded back to the left extends to the left and is drawn out of the board case 40a from the through portion 40b provided on the left wall of the board case 40a.
- the signal wiring 81 is connected to the second control section 40 from the left side (+Y side) via the through portion 40b.
- the through portion 40b penetrates the left wall portion of the lower resin cover 41 and the left wall portion of the lower sheet metal cover 43 in the left-right direction.
- the through portion 40b is open upward.
- a portion of the signal wiring 81 is fixed from above by a clamp member 83a inside the board case 40a.
- the signal wiring 81 drawn to the outside of the board case 40a extends rearward (-X direction) through the gap in the horizontal direction between the board case 40a and the case 31, and is drawn to the outside of the discharge unit 30 through the drawing hole 32p.
- the signal wiring 81 led out to the outside of the discharge unit 30 passes between the indoor unit 20 and the wall surface Ws, is inserted inside the indoor unit housing 21, and is inserted into the first control unit 24. is electrically connected from the left side (+Y direction) to the connecting portion 24a of the .
- the signal wiring 81 electrically connects the discharge device 50 and the first controller 24 .
- the power supply wiring 82 includes a power supply line and a ground line. As shown in FIG. 11, the power supply wiring 82 extends leftward (+Y direction) from the terminal block 45b and is drawn out of the substrate case 40a through the through portion 40c provided in the left wall portion of the substrate case 40a. is Thus, the power supply wiring 82 is connected to the second control section 40 from the left side through the through portion 40c.
- the through portion 40c penetrates the left wall portion of the lower resin cover 41 and the left wall portion of the lower sheet metal cover 43 in the left-right direction.
- the through portion 40c is open upward.
- the penetrating portion 40c is located rearward (-X direction) of the penetrating portion 40b.
- a part of the power supply wiring 82 is fixed from above by a clamp member 83b inside the substrate case 40a.
- the power supply wiring 82 drawn out of the board case 40a extends rearward (-X direction) through the gap in the left-right direction between the board case 40a and the case 31, and is drawn out of the discharge unit 30 through the lead-out hole 32p.
- a portion of the power supply wiring 82 drawn out of the discharge unit 30 passes between the indoor unit 20 and the wall surface Ws.
- the power supply wiring 82 is connected to a power source separate from the indoor unit 20 via, for example, an outlet (not shown) provided on the wall surface Ws.
- the control board 45 and the boosting board 46 are electrically connected via wiring.
- the control board 45 converts, for example, an AC voltage of 200 V (volt) or more and 240 V (volt) or less applied from the power line of the power supply wiring 82 into a relatively low DC voltage of about 12 V (volt).
- the booster board 46 for example, converts the DC voltage converted by the control board 45 into a relatively high DC voltage of about 6000 V (volt).
- the boosting substrate 46 is connected with a pair of wires electrically connected to the pair of terminals 48 c and 48 d provided in the terminal portion 47 .
- the terminal portion 47 includes a first extending portion 47a extending rightward ( ⁇ Y direction) from the rear ( ⁇ X direction) of the booster substrate 46, and a right end portion of the first extending portion 47a. and a second extending portion 47b extending forward (+X direction).
- the terminal portion 47 includes a pair of wiring members 48a and 48b, a pair of terminals 48c and 48d electrically connected to the pair of wiring members 48a and 48b, respectively, and a holding member that holds the pair of wiring members 48a and 48b. 47c and.
- the holding member 47c is composed of a pair of resin members sandwiching the pair of wiring members 48a and 48b in the vertical direction.
- the terminal 48c is electrically connected to the booster board 46 via the wiring member 48a.
- the terminal 48d is electrically connected to the booster board 46 via the wiring member 48b.
- One of the pair of terminals 48c, 48d is a high voltage terminal and the other is a low voltage terminal.
- the low voltage terminal is grounded.
- the pair of terminals 48c and 48d are made of spring steel, for example.
- the pair of terminals 48c and 48d are arranged at the front (+X side) end of the second extending portion 47b.
- the discharge device 50 is arranged above the suction port 21 e provided in the indoor unit 20 .
- the discharge device 50 has a substantially rectangular parallelepiped shape extending in the left-right direction and flattened in the vertical direction.
- the discharge device 50 in this embodiment is an electric dust collector having a discharge portion 50a and a dust collection portion 50b.
- the discharge section 50 a has a discharge electrode 56 and a counter electrode 55 .
- the discharge electrode 56 is a metal wire.
- the counter electrode 55 is composed of a plurality of flat electrodes 55a.
- the plurality of plate-like electrodes 55a are arranged side by side with a space therebetween in the front-rear direction.
- a discharge electrode 56 which is a wire, is passed between adjacent flat electrodes 55a.
- the number of flat electrodes 55a is three.
- the discharge electrode 56 passes between the frontmost flat plate electrode 55a and the intermediate flat plate electrode 55a and then folds back to form an intermediate flat plate electrode 55a and the rearmost flat plate electrode 55a. passes between The number of flat electrodes 55a can be changed as appropriate.
- the number of turns of the discharge electrode 56 can be changed according to the number of flat electrodes 55a.
- a discharge and an electric field are generated by applying different voltages to the discharge electrode 56 and the counter electrode 55.
- This discharge and electrolysis can charge the particles in the air AF passing through the discharge section 50a.
- Particles in air AF include, for example, dust, bacteria, mold, viruses, and allergens.
- the discharge and electrolysis generated in the discharge section 50a act on bacteria, fungi, viruses, and the like in the air AF passing through the discharge section 50a, so that the bacteria, fungi, viruses, and the like can be inactivated.
- the voltage applied to the discharge electrode 56 is relatively high. Specifically, for example, a DC voltage of 4000 V (volt) or more and 6000 V (volt) or less is applied to the discharge electrode 56 .
- the voltage applied to the counter electrode 55 is relatively low. Specifically, for example, a voltage of 0 V (volt) is applied to the counter electrode 55 . That is, the counter electrode 55 is grounded in this embodiment.
- the dust collection section 50b is arranged below the discharge section 50a, that is, on the downstream side of the discharge section 50a in the flow direction of the air AF.
- the dust collecting portion 50b has a first electrode 57a and a second electrode 57b.
- the first electrode 57a is configured by connecting a plurality of first plate electrodes 57c with a connecting member (not shown).
- the second electrode 57b is configured by connecting a plurality of second plate-like electrodes 57d with a connecting member (not shown).
- the plurality of first plate-shaped electrodes 57c and the plurality of second plate-shaped electrodes 57d are arranged with a space therebetween in the front-rear direction.
- the first plate-like electrodes 57c and the second plate-like electrodes 57d are alternately arranged along the front-rear direction.
- the dust collection section 50b generates electrostatic force by applying different voltages to the first electrode 57a and the second electrode 57b from the second control section 40 via a pair of terminals (not shown).
- the dust collection section 50b can collect particles charged in the discharge section 50a by this electrostatic force.
- the voltage applied to the first electrode 57a is relatively high. Specifically, for example, a DC voltage of 4000 V (volt) or more and 6000 V (volt) or less is applied to the first electrode 57a.
- the voltage applied to the second electrode 57b is relatively low. Specifically, for example, a voltage of 0 V (volt) is applied to the second electrode 57b. That is, the second electrode 57b is grounded in the present embodiment.
- the first electrode 57a is made of an antistatic resin having electrical conductivity and a resistance value of 10 12 ⁇ /cm 2 (ohms per square centimeter) or less.
- the second electrode 57b is formed by plating resin with metal.
- the second electrode 57b may be formed of a metal plate such as stainless steel, or may be formed of a conductive resin kneaded with carbon having a resistance value of 10 4 ⁇ /cm 2 (ohms per square centimeter) or less. .
- the discharge device 50 has a discharge device case 51 that accommodates the discharge portion 50a and the dust collection portion 50b therein.
- the discharge device case 51 has an upper case 52 and a lower case 53 located below the upper case 52 .
- Upper case 52 and lower case 53 are fixed to each other.
- the upper case 52 includes a ceiling wall portion 52a positioned above, an inclined wall portion 52b extending forward and obliquely downward from a front (+X side) edge of the ceiling wall portion 52a, and a front edge of the inclined wall portion 52b. and a front wall portion 52c extending downwardly from the .
- An opening 52d is provided in the ceiling wall portion 52a.
- a plurality of openings 52d are provided in a matrix along the front-rear direction and the left-right direction.
- the portion of the top wall portion 52a where the plurality of openings 52d are provided has a lattice shape.
- a pre-filter 58 is attached to the upper surface of the ceiling wall portion 52a. The pre-filter 58 covers the opening 52d from above.
- a handle portion 54 projecting forward is provided at the center portion in the left-right direction of the front side (+X side) portion of the upper case 52 .
- the lower case 53 is provided with an opening 53a.
- the air AF that has flowed into the discharge device case 51 through the opening 52d of the upper case 52 passes through the discharge portion 50a and the dust collecting portion 50b in this order, and flows out of the discharge device case 51 through the opening 53a.
- air AF in which dust has been captured by dust collecting portion 50 b and cleaned is discharged from below discharge device 50 .
- the cleaned air AF discharged from below the discharge device 50 is discharged below the discharge unit 30 through the ventilation holes 32f of the case 31 and sucked into the interior of the indoor unit 20 through the suction port 21e.
- the discharge device 50 is supported from below by a support projection 32k provided on the base member 32 of the case 31 of the discharge unit 30. As shown in FIG.
- the support protrusion 32k protrudes upward from the bottom wall 32a.
- the support projection 32k supports the front (+X side) end of the discharge device 50 from below.
- the discharge device 50 is pressed from above and from the front (+X direction) by a protrusion 34 d provided on the discharge device cover 34 .
- the projecting portion 34 d protrudes downward from the ceiling wall portion 34 a of the discharge device cover 34 .
- the projecting portion 34 d is positioned above and forward of the front portion of the discharge device 50 .
- the projecting portion 34d has a substantially triangular shape when viewed in the left-right direction.
- the protrusion 34d has an inclined surface 34e and a rear surface 34f.
- the inclined surface 34e faces downward and obliquely rearward (-X direction), and is arranged to face the inclined wall portion 52b above.
- the inclined surface 34e is along the outer surface of the inclined wall portion 52b and is in contact with the outer surface of the inclined wall portion 52b.
- the rear surface 34f extends downward from the front end of the inclined surface 34e.
- the rear surface 34f faces rearward and is arranged to face the front of the upper portion of the front wall portion 52c.
- the rear surface 34f is along the outer surface of the front wall portion 52c and is in contact with the outer surface of the front wall portion 52c.
- the left (+Y side) end of the discharge device 50 overlaps above the front (+X side) end of the second extending portion 47 b of the terminal portion 47 of the second control section 40 . are placed.
- a pair of terminals are provided on the lower surface of the left end of the discharge device 50 .
- the pair of terminals are electrically connected to the pair of terminals 48 c and 48 d provided on the terminal portion 47 by arranging the discharge device 50 inside the case 31 . Thereby, a high voltage can be applied from the second control section 40 to the discharge device 50 via the terminal section 47 .
- the discharge device 50 is removably housed in the case 31 with the discharge device cover 34 removed.
- both ends of the discharge device 50 in the left-right direction are supported by a pair of rails spaced apart in the left-right direction inside the case 31 so as to be slidable in the front-rear direction.
- the discharge device cover 34 With the discharge device cover 34 removed, the discharge device 50 is exposed to the outside of the discharge unit 30 .
- the discharge device 50 is slidable forward when the discharge device cover 34 is removed from the case 31 .
- the user or the like can remove the discharge device 50 from the case 31 by grasping the handle portion 54 and pulling the discharge device 50 forward (+X direction).
- the discharge device 50 can be attached to the case 31 by sliding the discharge device 50 from the front to the rear along the rails provided in the case 31 and inserting the discharge device 50 .
- the pair of terminals (not shown) of the discharge device 50 are electrically connected to the pair of terminals 48 c and 48 d of the second control section 40 .
- the discharge device 50 Since the discharge device 50 is detachable in this manner, the user can wash the discharge device 50 with water or the like to easily remove the dust collected in the dust collecting portion 50b.
- the discharge device 50 does not need to be replaced unlike an air cleaning filter, and can be used repeatedly by cleaning as described above. By cleaning the dust collecting portion 50b, the performance of the discharge device 50 can be maintained at the initial performance without deteriorating the electrical characteristics of the discharge device 50 due to voltage and current.
- the discharge device 50 is driven based on the signal from the first control section 24 .
- the discharge device 50 is driven in conjunction with the blower 23 of the indoor unit 20 .
- the first control section 24 sends a signal for driving the discharge device 50 to the second control section 40 of the discharge unit 30 together with a signal for driving the blower 23 . Accordingly, when air AF starts to be drawn into the indoor unit 20 by the blower 23 , electric power is also supplied from the second control unit 40 to the discharge device 50 .
- At least part of the air AF sucked into the suction port 21e by driving the blower 23 passes through the discharge device 50 and is sucked into the suction port 21e.
- part of the air AF sucked into the suction port 21e passes through the discharge device 50 and is sucked into the suction port 21e, and the other part of the air AF is sucked without passing through the discharge device 50. It is sucked into the mouth 21e.
- the air AF can be cleaned by passing through the discharge device 50 as described above. Therefore, by continuing to operate the indoor unit 20, the indoor air AF can be purified.
- the air conditioner 100 includes a first installation member 28 and a second installation member 60.
- the first installation member 28 and the second installation member 60 are fixed to the wall surface Ws.
- the first mounting member 28 and the second mounting member 60 are separate members.
- the first installation member 28 is a back plate to which the indoor unit 20 is attached.
- the second mounting member 60 is a back plate to which the discharge unit 30 is mounted.
- the first installation member 28 is, for example, screwed to the wall surface Ws.
- the indoor unit 20 is attached to the wall surface Ws via the first installation member 28 .
- the second installation member 60 is fixed above the first installation member 28 on the wall surface Ws.
- the second mounting member 60 has a substantially rectangular plate shape extending in the left-right direction.
- the second mounting member 60 includes a substantially rectangular plate-shaped back plate portion 61 extending in the left-right direction, a plurality of engaging portions 62 projecting forward (+X direction) from the back plate portion 61 , and the left-right direction of the back plate portion 61 . and a positioning convex portion 63 projecting downward from the central portion of and extending in the left-right direction.
- the plate surface of the back plate portion 61 faces the front-rear direction.
- a surface on the rear side ( ⁇ X side) of the back plate portion 61 is in contact with the wall surface Ws.
- the back plate portion 61 is fixed to the wall surface Ws by screws 70 at both ends in the left-right direction and the central portion in the left-right direction.
- the back plate portion 61 has an elongated hole 61a passing through the back plate portion 61 in the front-rear direction.
- the long hole 61a extends in the left-right direction.
- a pair of long holes 61a are arranged at intervals in the left-right direction.
- a pair of elongated holes 61a are provided on the right side (-Y side) of the back plate portion 61.
- a screw 72 for fixing the rear wall portion 32b of the case 31 of the discharge unit 30 to the wall surface Ws is passed through each of the long holes 61a.
- the screw 72 is passed from the front through a through hole 32j provided in the rear wall portion 32b and is screwed into the wall surface Ws through the long hole 61a.
- the through-holes 32j are circular holes that are spaced apart in the left-right direction.
- a pair of through holes 32j are provided in the right portion of the rear wall portion 32b.
- the case 31 is fixed to the back plate portion 61 by screws 72 .
- the peripheral edge portion of the through hole 32j in the rear wall portion 32b is a screwing portion (mounting portion) 32r that is screwed to the second mounting member 60.
- the through hole 32j and the screwing portion 32r are exposed forward. Therefore, in a state where the discharge device cover 34 and the discharge device 50 are removed from the base member 32 , an operator or the like can easily fix the screwing portion 32 r to the second installation member 60 with the screws 72 .
- the rear plate portion 61 may be provided with a through hole similar to the through hole 32j provided in the rear wall portion 32b instead of the long hole 61a.
- a long hole similar to the long hole 61a may be provided in the rear wall portion 32b instead of the through hole 32j.
- a plurality of engaging portions 62 are provided at intervals in the left-right direction.
- one engaging portion 62 is provided on each of the left and right ends of the back plate portion 61 .
- the engaging portion 62 is formed by, for example, cutting and raising a portion of the back plate portion 61 forward (+X direction). By being manufactured in this manner, a hole portion 64 that opens upward is provided behind the engaging portion 62 (in the ⁇ X direction). The hole 64 is also open downward.
- the hook portion 36c is hooked on the engaging portion 62 by inserting the hook body portion 36e of the hook portion 36 into the hole portion 64 from above.
- the upper end of the engaging portion 62 is positioned below the upper end of the back plate portion 61 .
- the lower end of the engaging portion 62 is located at the same position as the lower end of the back plate portion 61 in the vertical direction. That is, the engaging portion 62 is arranged so as to fit within the dimension of the back plate portion 61 in the vertical direction.
- the two hooking portions 36 are hooked on the two engaging portions 62, respectively, and the screwing portion 32r is fixed to the back plate portion 61 by the screws 72, so that the discharge unit 30 is the first 2 is attached to the mounting member 60 . That is, in the present embodiment, the discharge unit 30 is attached to the second installation member 60 via the screwing portion 32r and the hook portion 36 as attachment portions attached to the wall surface Ws.
- FIG. 12 is a front view of the state when the second mounting member 60 is fixed to the wall surface Ws.
- FIG. 13 is a perspective view showing a state when fixing the second mounting member 60 to the wall surface Ws.
- FIG. 14 is a cross-sectional view showing a state in which the second mounting member 60 is fixed to the wall surface Ws.
- the air conditioner 100 includes a spacer member 90 for positioning the second installation member 60 in the vertical direction.
- the spacer member 90 is a substantially rectangular plate-shaped member that extends in the left-right direction and whose plate surface faces the vertical direction.
- a material forming the spacer member 90 is, for example, expanded polystyrene.
- the spacer member 90 has a substantially rectangular plate-like spacer body portion 91 extending in the left-right direction, and a projecting portion 92 projecting downward from the spacer body portion 91 .
- a positioning recess 91a recessed forward (+X direction) is provided at the center in the left-right direction of the rear ( ⁇ X side) edge of the spacer main body 91 .
- the positioning recess 91a is open on both sides in the vertical direction.
- the positioning recess 91a extends in the left-right direction.
- the lateral dimension of the positioning recess 91 a is substantially the same as the lateral dimension of the positioning protrusion 63 of the second mounting member 60 .
- the upper surface of the spacer main body 91 is provided with a substantially rectangular concave portion 91c that is recessed downward.
- a pair of recesses 91c are provided on both sides of the positioning recess 91a in the left-right direction.
- the pair of recessed portions 91c can accommodate the pair of engaging portions 62 respectively when packing the spacer member 90 together with the second mounting member 60, for example.
- the spacer body portion 91 has a mounting portion 91b.
- the mounting portions 91b are portions of the edge portion on the rear side ( ⁇ X side) of the spacer body portion 91 that sandwich the positioning recess portion 91a in the left-right direction.
- the mounting portion 91b is recessed below a portion of the spacer main body portion 91 that is located in front of the mounting portion 91b.
- the mounting portions 91b each extend in the left-right direction.
- the second installation member 60 is placed on the placement portion 91b from above.
- the protruding portion 92 protrudes downward from the rear portion of the left (+Y side) end portion of the spacer body portion 91 .
- the worker or the like who installs the air conditioner 100 places the spacer member 90 on the upper surface of the indoor unit 20 as shown in FIG.
- a worker or the like places the spacer main body 91 of the spacer member 90 on the rear ( ⁇ X side) edge of the upper surface of the indoor unit 20 and brings the rear surface of the spacer main body 91 into contact with the wall surface Ws.
- the spacer member 90 can be positioned in the vertical direction and the front-rear direction with respect to the indoor unit 20 .
- the worker or the like hooks the protruding portion 92 on the wall portion on the left side (+Y side) of the indoor unit housing 21 of the indoor unit 20 from the left side. Thereby, the spacer member 90 can be positioned in the left-right direction with respect to the indoor unit 20 .
- a worker or the like places the second installation member 60 on the placement portion 91b of the spacer member 90 from above. Thereby, the second mounting member 60 can be vertically positioned with respect to the spacer member 90 . As shown in FIG. 13, at this time, the operator or the like fits the positioning convex portion 63 of the second mounting member 60 into the positioning concave portion 91a. Thereby, the second mounting member 60 can be positioned in the left-right direction with respect to the spacer member 90 . Therefore, by placing the second mounting member 60 on the spacer member 90 while the spacer member 90 is positioned with respect to the indoor unit 20 as described above, the second mounting member 60 can be attached to the indoor unit 20. It can be positioned vertically and horizontally. In this state, the worker or the like fixes the second installation member 60 to the wall surface Ws. The worker or the like removes the spacer member 90 from the upper surface of the indoor unit 20 after fixing the second installation member 60 to the wall surface Ws.
- the discharge unit 30 having the discharge device 50 is provided outside the indoor unit 20 as a separate unit from the indoor unit 20, and the discharge unit 30 is arranged above the indoor unit 20. Therefore, the discharge unit 30 can be attached to the indoor unit 20 without changing the internal structure of the existing indoor unit 20 . As a result, the discharge unit 30 can be easily attached to any indoor unit 20 having any internal structure as long as the indoor unit 20 has the suction port 21e that opens upward. Therefore, according to the present embodiment, discharge device 50 can be easily attached to indoor unit 20 .
- the discharge device 50 is arranged above the suction port 21 e of the indoor unit 20 , and at least part of the air AF sucked into the suction port 21 e passes through the discharge device 50 . Therefore, the blower 23 of the indoor unit 20 can be used to pass the air AF through the discharge device 50 . Accordingly, it is not necessary to provide the blower 23 in the discharge device 50 . Therefore, the vertical dimension of the discharge device 50 can be reduced. Moreover, the number of parts of the discharge device 50 can be reduced, and the manufacturing cost of the discharge device 50 can be reduced.
- the discharge device 50 is driven based on the signal from the first control section 24 of the indoor unit 20 . Therefore, the discharge device 50 can be suitably driven according to the driving condition of the blower 23 . Thereby, the discharge device 50 can be efficiently driven. Further, unlike the case where the discharge device 50 is driven by detecting the flow of the air AF generated by the blower 23, for example, there is no need to provide the discharge unit 30 with a sensor for detecting the flow of the air AF. Therefore, an increase in the number of components of the discharge unit 30 can be suppressed. In addition, it is possible to suppress the occurrence of problems such as the discharge device 50 not being driven due to sensor failure or the like.
- the discharge unit 30 has the signal wiring 81 that electrically connects the discharge device 50 and the first control section 24 . Therefore, compared to the case where the signal of the first control unit 24 is wirelessly transmitted to the discharge unit 30, there is no need to provide a transmission unit and a reception unit for wireless communication, and the number of parts of the discharge unit 30 is increased. can be suppressed.
- the shape of the upper surface of the indoor unit 20 differs depending on the model of the indoor unit 20. Therefore, for example, in the case of a structure in which the discharge unit 30 is mounted on the upper surface of the indoor unit 20 , it may be difficult to mount the discharge unit 30 depending on the shape of the upper surface of the indoor unit 20 .
- the vibration of the motor that rotates the blower 23 of the indoor unit 20 is directly transmitted to the discharge unit 30, and there is a risk that the discharge unit 30 will generate an abnormal noise and that parts inside the discharge unit 30 will resonate with each other.
- the discharge unit 30 is arranged above the indoor unit 20 with a predetermined gap G therebetween. Therefore, the discharge unit 30 can be easily attached to the indoor unit 20 regardless of the shape of the upper surface of the indoor unit 20 .
- the discharge unit 30 does not come into direct contact with the indoor unit 20, transmission of the vibration of the motor that rotates the blower 23 to the discharge unit 30 is suppressed. As a result, it is possible to suppress the generation of abnormal noise from the discharge unit 30 and the resonance of components within the discharge unit 30 . Therefore, it is possible to omit evaluation of vibration-transmitted sound between the indoor unit 20 and the discharge unit 30, and it is easy to install the discharge unit 30 safely without worrying about quality.
- the discharge unit 30 has the hooking portion 36 and the screwing portion 32r as attachment portions attached to the wall surface Ws. Therefore, the discharge unit 30 can be fixed to the wall surface Ws. Thereby, the discharge unit 30 can be easily arranged at a position spaced upward from the indoor unit 20 . Moreover, compared with the case where the discharge unit 30 is fixed to the indoor unit 20, it is easier to fix the discharge unit 30 in a stable manner. Therefore, compared to the case where the discharge unit 30 is fixed to the indoor unit 20, the discharge unit 30 can be prevented from falling. This makes it easier to omit fixed evaluation and drop evaluation of the discharge unit 30, and makes it easier to install the discharge unit 30 safely without worrying about quality.
- the air conditioner 100 includes the first installation member 28 fixed to the wall surface Ws to which the indoor unit 20 is attached, the hook portion 36 fixed to the wall surface Ws and serving as an attachment portion, and and a second mounting member 60 to which the discharge unit 30 is mounted via the screwing portion 32r.
- the first mounting member 28 and the second mounting member 60 are separate members. Therefore, even for the indoor unit 20 already attached to the wall surface Ws, the discharge unit 30 can be fixed and attached to the wall surface Ws by using the second mounting member 60 . This makes it easy to stably attach the discharge unit 30 to the already installed indoor unit 20 later.
- the second installation member 60 has a plurality of engaging portions 62 provided at intervals in the left-right direction of the indoor unit 20 .
- the mounting portion of the discharge unit 30 includes a plurality of hooking portions 36 hooked on the plurality of engaging portions 62 respectively. Therefore, the discharge unit 30 can be easily attached to the second mounting member 60 by hooking the hooking portion 36 on the engaging portion 62 . Thereby, the discharge unit 30 can be easily fixed to the wall surface Ws.
- the hook portion 36 is caught by the engaging portion 62, it is possible to prevent the posture of the discharge unit 30 from tilting downward. Therefore, it is possible to prevent the discharge unit 30 from contacting the upper surface of the indoor unit 20 . As a result, it is possible to further suppress the generation of abnormal noise from the discharge unit 30 and the resonance of components within the discharge unit 30 .
- the hook portion 36 has the support portion 36a that projects forward from the indoor unit 20 more than the engaging portion 62 and supports the case 31 of the discharge unit 30 from below. Therefore, the support portion 36a can suitably support the case 31 of the discharge unit 30 from below. Therefore, it is possible to preferably prevent the mounting position of the discharge unit 30 from deviating downward.
- the mounting portion of the discharge unit 30 includes the screwing portion 32r screwed to the second mounting member 60. As shown in FIG. Therefore, the discharge unit 30 can be more firmly fixed to the second mounting member 60 . Thereby, the discharge unit 30 can be more stably fixed to the wall surface Ws.
- the through hole 32j and the screwing portion 32r are exposed forward when the discharge device cover 34 and the discharge device 50 are removed from the base member 32 . Therefore, in a state where the base member 32 is attached to the second installation member 60 by the hook portion 36, it is easy to insert a tool such as a screwdriver into the case 31 from the front to screw the screwing portion 32r. be.
- the discharge unit 30 when the discharge unit 30 is arranged above the indoor unit 20 as in the present embodiment, the more the discharge unit 30 is placed above the indoor unit 20, the more the suction force received by the air AF from the blower 23 decreases. As a result, the flow velocity of the air AF passing through the discharge unit 30 decreases. Therefore, the amount of air AF that passes through the discharge device 50 and is cleaned per unit time is reduced. That is, the ability of the discharge unit 30 to clean the air AF is lowered. Therefore, it is preferable to make the gap G between the indoor unit 20 and the discharge unit 30 as small as possible within a range where the discharge unit 30 and the indoor unit 20 do not come into contact with each other.
- the air conditioner 100 includes the spacer member 90 for positioning the second installation member 60 in the vertical direction.
- the spacer member 90 has a mounting portion 91b on which the second mounting member 60 is mounted from above.
- the second mounting member 60 is positioned vertically by being mounted on the mounting portion 91b of the spacer member 90 arranged on the upper surface of the indoor unit 20 . Therefore, the second mounting member 60 can be preferably positioned at a position separated from the upper surface of the indoor unit 20 by the vertical dimension of the spacer member 90 . Accordingly, the gap G between the indoor unit 20 and the discharge unit 30 attached to the second installation member 60 can be adjusted by adjusting the vertical dimension of the spacer member 90 .
- the vertical dimension H of the gap G between the indoor unit 20 and the discharge unit 30 is, for example, 5 mm or more and 50 mm or less. If the dimension H is 5 mm or more, even if the installed discharge unit 30 tilts slightly downward due to its own weight, the discharge unit 30 can be preferably prevented from coming into contact with the indoor unit 20 . Moreover, if the dimension H is 50 mm or less, it is possible to suppress a large decrease in the ability of the discharge unit 30 to clean the air AF. If the dimension H is 50 mm or less, compared with the case where the dimension H is 5 mm, the deterioration of the cleaning ability of the air AF by the discharge unit 30 can be suppressed to within 50%. By setting the dimension H to 5 mm, it is possible to suitably prevent the discharge unit 30 from coming into contact with the indoor unit 20 and to suitably prevent the discharge unit 30 from deteriorating the cleaning ability of the air AF.
- case 31 has control unit cover 33 positioned above second control unit 40 and discharge device cover 34 positioned above discharge device 50 .
- the discharge device cover 34 is detachably attached.
- the discharge device 50 is detachably housed in the case 31 with the discharge device cover 34 removed. Therefore, a user or the like can remove the discharge device 50 from the discharge unit 30 by removing the discharge device cover 34 when cleaning the discharge device 50 or the like.
- the discharge device 50 can be removed with the control unit cover 33 attached. Therefore, when the user or the like removes the discharge device 50 , it is possible to prevent the user or the like from contacting the second control section 40 .
- the discharge device cover 34 has a protrusion 34d that presses the discharge device 50 from above and forward (+X direction). Therefore, when the discharge device cover 34 is inserted from the front to the rear (-X direction) in a state where the discharge device 50 is tilted with respect to the base member 32 as shown in FIG. A rearward force and a downward force can be applied to the device 50 . This makes it easy to correct the posture of the discharge device 50 with respect to the base member 32 by the protrusion 34d. In the example of FIG. 15, the corner where the inclined wall portion 52b and the front wall portion 52c are connected is pushed rearward and downward by the inclined surface 34e of the protrusion 34d, thereby correcting the posture of the discharge device 50 to the correct posture. be done.
- the discharge device 50 even if the discharge device 50 is placed in a slightly tilted state when the discharge device 50 is placed on the base member 32, the user can properly place the discharge device 50 inside the case 31 by attaching the discharge device cover 34. can be attached to Therefore, the work of attaching the discharge device 50 to the inside of the case 31 can be performed easily and favorably. This can prevent the discharge device 50 from being electrically disconnected from the second control unit 40 . Therefore, it is possible to suppress the occurrence of electric leakage, noise, and abnormal sound due to short-gap discharge due to the electrical disconnection between the discharge device 50 and the second control unit 40 .
- the discharge device 50 is an electric dust collector having the discharge section 50a and the dust collection section 50b. Therefore, a user or the like can purify the indoor air AF by the discharge device 50 by attaching the discharge unit 30 to the existing indoor unit 20 later.
- discharge unit 30 has pre-filter 35 located above discharge device 50 . Therefore, the pre-filter 35 can catch relatively large dust such as fibers mixed in the air AF before passing through the discharge device 50 . Accordingly, it is possible to prevent the discharge device 50 from being clogged with dust.
- the center of the discharge unit 30 is located on one side of the center of the indoor unit 20 in the left-right direction, that is, the left side (+Y side) in the present embodiment. are placed out of alignment. Therefore, for example, by arranging a portion of the discharge unit 30 through which the air AF cannot pass, above a portion of the indoor unit 20 through which the air AF cannot pass, the discharge unit 30 blocks part of the suction port 21e. can be suppressed. As a result, it is possible to efficiently pass the air AF through the discharge unit 30 while suppressing a decrease in the amount of the air AF sucked into the indoor unit 20 .
- the electrical connection between the indoor unit 20 and the discharge unit 30 is made at the end on the same side in the left-right direction. It can be done easily. This facilitates the work of connecting the indoor unit 20 and the discharge unit 30 via the signal wiring 81 .
- the signal wiring 81 can be easily shortened, it is possible to prevent the signal wiring 81 from becoming an obstacle.
- the discharge unit 30 can be easily attached to a plurality of types of indoor units 20 having different horizontal dimensions. can be done.
- the dimension of the discharge unit 30 in the left-right direction is smaller than the dimension of the indoor unit 20 in the left-right direction. Therefore, the discharge unit 30 can be displaced in the horizontal direction with respect to the indoor unit 20 in a state in which the discharge unit 30 does not project in the horizontal direction with respect to the indoor unit 20 . Thereby, it is possible to prevent the discharge unit 30 from interfering with an indoor wall or the like. Further, for example, by making the horizontal dimension of the discharge unit 30 smaller than the horizontal dimension of any existing indoor unit 20, the discharge unit 30 can be attached to any type of existing indoor unit 20. Also, it is possible to prevent the discharge unit 30 from protruding in the horizontal direction from the indoor unit 20 .
- the left (+Y side) end of the discharge unit 30 is arranged at the same horizontal position as the left end of the indoor unit 20 . Therefore, the discharge unit 30 does not protrude in the horizontal direction with respect to the indoor unit 20, and interference of the discharge unit 30 with the indoor wall or the like can be preferably suppressed. Further, for example, compared to the case where the left end of the discharge unit 30 is located on the right side (-Y side) of the left end of the indoor unit 20, the portion of the discharge unit 30 through which the air AF cannot pass is placed indoors. It is possible to make it easy to stack and dispose above a portion of the machine 20 through which the air AF cannot pass.
- the first control unit 24 of the indoor unit 20 is located inside the indoor unit housing 21 on the left side (+Y side) with respect to the heat exchanger 22 and the blower 23 .
- the second control section 40 of the discharge unit 30 is located on the left side of the discharge device 50 . That is, each control section of the indoor unit 20 and the discharge unit 30 is arranged on the side where the discharge unit 30 is shifted from the indoor unit 20 . Therefore, it is easy to arrange the second control section 40 of the discharge unit 30 above the first control section 24 of the indoor unit 20 .
- at least part of the second control section 40 is arranged above the first control section 24 . Air AF is prevented from passing through each control unit in the vertical direction.
- the portion of the discharge unit 30 through which the air AF cannot pass is replaced by the portion of the indoor unit 20 through which the air AF cannot pass.
- the first control unit 24 and the second control unit 40 can be arranged at positions close to each other in the left-right direction, and the first control unit 24 and the second control unit 40 can be easily connected to each other by the signal wiring 81 .
- the left end (+Y side) of the case 31 is provided with a lead-out hole 32p through which the signal wiring 81 is led out.
- a connection portion 24 a to which a signal wiring 81 is connected is provided on the left side of the first control portion 24 . Therefore, it becomes easier to connect the signal wiring 81 drawn from the discharge unit 30 to the first control section 24 .
- the discharge unit 30 has the power supply wiring 82 connected to a power supply different from that of the indoor unit 20 . Therefore, when the discharge unit 30 is attached to the indoor unit 20 , there is no need to supply part of the electric power supplied to the indoor unit 20 to the discharge unit 30 . This eliminates the need to change the power supply system in the indoor unit 20 when installing the discharge unit 30 . Therefore, the discharge device 50 can be attached to the indoor unit 20 more easily.
- the power supply wiring 82 is led out from the lead-out hole 32p through which the signal wiring 81 is led out. Therefore, when drawing out the power supply wiring 82 to the outside of the discharge unit 30 , there is no need to provide a separate drawing hole, and the number of holes provided in the case 31 of the discharge unit 30 can be reduced. In addition, it is easy to collectively manage the wiring drawn out from the discharge unit 30 .
- the power supply wiring 82 is connected to the second control section 40 from the left side (+Y side). Therefore, compared to the case where the power supply wiring 82 is connected to the second control unit 40 from the rear side ( ⁇ X side), the power supply wiring 82 is less likely to interfere with the wall surface Ws, and the power supply wiring 82 is connected to the second control unit 40. Makes work easier.
- part of the signal wiring 81 and part of the power supply wiring 82 pass between the indoor unit 20 and the wall surface Ws. Therefore, part of the signal wiring 81 and part of the power supply wiring 82 can be covered with the indoor unit 20 so as not to be seen from the front. As a result, compared to the case where the signal wiring 81 and the power supply wiring 82 are exposed along the side surface of the indoor unit 20, the appearance from the user's point of view can be improved.
- the hook portion 36 is arranged so as to fit within the dimensions of the case 31 in the vertical direction. Therefore, even if the hook portion 36 is provided, it is possible to prevent the discharge unit 30 from increasing in size. This makes it easy to pack the discharge unit 30 before it is attached to the indoor unit 20 .
- the engaging portion 62 on which the hooking portion 36 is hooked is arranged so as to fit within the dimensions of the back plate portion 61 in the vertical direction. Therefore, the position in the vertical direction where the hooking portion 36 is hooked can be easily set near the center of the back plate portion 61 in the vertical direction. As a result, it is possible to prevent the second installation member 60 from increasing in size in the vertical direction. Therefore, the vertical dimension required for attaching the discharge unit 30 to the wall surface Ws can be reduced. Therefore, even when the distance between the indoor unit 20 and the ceiling is relatively small, it is easy to arrange the discharge unit 30 above the indoor unit 20 .
- the discharge unit may be fixed to the upper surface of the indoor unit.
- the horizontal dimension of the discharge unit is not particularly limited.
- the horizontal dimension of the discharge unit may be larger than the horizontal dimension of the indoor unit, or may be the same as the horizontal dimension of the indoor unit.
- the center of the discharge unit in the horizontal direction may be located at the same position in the horizontal direction as the center of the indoor unit in the horizontal direction.
- the discharge device may be any device as long as it generates discharge.
- the discharge device may be an ozone generator.
- the discharge device may be connected to the indoor unit in any way as long as it is driven based on the signal from the first controller of the indoor unit.
- the discharge device may wirelessly receive a signal from the first controller of the indoor unit and be driven based on the received signal.
- the discharge unit has a terminal to which the wireless adapter is connected. According to this configuration, it is not necessary to perform the work of connecting the signal wiring. Therefore, the discharge unit can be attached to the indoor unit more easily.
- the installation member to which the installation portion of the discharge unit is attached may be provided in the discharge unit.
- the indoor unit and the discharge unit may be fixed to the wall surface by one installation member, or may be fixed directly to the wall surface.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
Description
Claims (16)
- 熱交換器と送風機と前記熱交換器および前記送風機を内部に収容する筐体とを有し、壁面に固定される壁掛け型の室内機と、
前記室内機の外部において前記室内機の上方に配置される放電ユニットと、
を備え、
前記室内機は、前記室内機を制御する第1制御部を有し、
前記筐体は、上方に開口する吸込み口を有し、
前記放電ユニットは、前記吸込み口の上方に配置される放電装置を有し、
前記放電装置には、前記吸込み口に吸い込まれる空気の少なくとも一部が通過し、
前記放電装置は、前記第1制御部からの信号に基づいて駆動される、空気調和機。 - 前記放電ユニットは、前記放電装置と前記第1制御部とを電気的に接続する信号配線を有する、請求項1に記載の空気調和機。
- 前記放電ユニットは、前記室内機の上方に所定の隙間を空けて離れて配置されている、請求項1または2に記載の空気調和機。
- 前記放電ユニットは、前記壁面に取り付けられる取付部を有する、請求項1から3のいずれか一項に記載の空気調和機。
- 前記壁面に固定され、前記室内機が取り付けられる第1据付部材と、
前記壁面に固定され、前記取付部を介して前記放電ユニットが取り付けられる第2据付部材と、
を備え、
前記第1据付部材と前記第2据付部材とは、互いに別部材である、請求項4に記載の空気調和機。 - 前記第2据付部材は、前記室内機の左右方向に間隔を空けて設けられる複数の係合部を有し、
前記取付部は、前記複数の係合部にそれぞれ引っ掛けられる複数の引掛け部を含む、請求項5に記載の空気調和機。 - 前記放電ユニットは、前記放電装置を内部に収容するケースを有し、
前記引掛け部は、前記係合部よりも前記室内機の前方に突出して前記ケースを下方から支持する支持部を有する、請求項6に記載の空気調和機。 - 前記取付部は、前記第2据付部材にねじ止めされるねじ止め部を含む、請求項5から7のいずれか一項に記載の空気調和機。
- 前記第2据付部材を鉛直方向に位置決めするためのスペーサ部材を備え、
前記スペーサ部材は、前記第2据付部材が上方から載置される載置部を有し、
前記第2据付部材は、前記室内機の上面に配置された前記スペーサ部材の前記載置部に載置されることで鉛直方向に位置決めされる、請求項5から8のいずれか一項に記載の空気調和機。 - 前記放電ユニットは、
前記放電装置を制御する第2制御部と、
前記第2制御部および前記放電装置を内部に収容するケースと、
を有し、
前記ケースは、
前記第2制御部の上方に位置する制御部カバーと、
前記放電装置の上方に位置する放電装置カバーと、
を有し、
前記放電装置カバーは、着脱可能に取り付けられ、
前記放電装置は、前記放電装置カバーを外した状態で取り外し可能に前記ケース内に収容されている、請求項1から9のいずれか一項に記載の空気調和機。 - 前記放電装置は、放電部と集塵部とを有する電気集塵機である、請求項1から10のいずれか一項に記載の空気調和機。
- 前記放電ユニットは、前記放電装置の上方に位置するプレフィルタを有する、請求項1から11のいずれか一項に記載の空気調和機。
- 壁面に固定される壁掛け型の室内機の外部において前記室内機の上方に配置され、
前記室内機に設けられた吸込み口の上方に配置される放電装置を備え、
前記放電装置には、前記吸込み口に吸い込まれる空気の少なくとも一部が通過し、
前記放電装置は、前記室内機の制御部からの信号に基づいて駆動される、放電ユニット。 - 前記放電装置と前記制御部とを電気的に接続する信号配線を備える、請求項13に記載の放電ユニット。
- 前記壁面に取り付けられる取付部を備える、請求項13または14に記載の放電ユニット。
- 前記壁面に固定され、前記取付部が取り付けられる据付部材を備える、請求項15に記載の放電ユニット。
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CN202180095992.9A CN117063020A (zh) | 2021-04-20 | 2021-04-20 | 空调机以及放电单元 |
PCT/JP2021/016024 WO2022224346A1 (ja) | 2021-04-20 | 2021-04-20 | 空気調和機、および放電ユニット |
JP2023515925A JPWO2022224346A1 (ja) | 2021-04-20 | 2021-04-20 | |
DE112021007537.3T DE112021007537T5 (de) | 2021-04-20 | 2021-04-20 | Klimaanlage und Entladungseinheit |
US18/262,666 US20240077213A1 (en) | 2021-04-20 | 2021-04-20 | Air conditioner and discharge unit |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59145624U (ja) * | 1983-03-18 | 1984-09-28 | 株式会社富士通ゼネラル | 空気調和機 |
JPS60128230U (ja) * | 1984-02-04 | 1985-08-28 | 三菱重工業株式会社 | 空気調和機 |
JPS62160224U (ja) * | 1986-04-01 | 1987-10-12 | ||
CN201476182U (zh) * | 2009-09-16 | 2010-05-19 | 山东金泽尔工贸有限公司 | 一种分体式空调外置式空气净化装置 |
JP2020085404A (ja) * | 2018-11-30 | 2020-06-04 | ダイキン工業株式会社 | 付加装置およびそれを備えた空気調和装置 |
-
2021
- 2021-04-20 JP JP2023515925A patent/JPWO2022224346A1/ja active Pending
- 2021-04-20 US US18/262,666 patent/US20240077213A1/en active Pending
- 2021-04-20 WO PCT/JP2021/016024 patent/WO2022224346A1/ja active Application Filing
- 2021-04-20 DE DE112021007537.3T patent/DE112021007537T5/de active Pending
- 2021-04-20 CN CN202180095992.9A patent/CN117063020A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59145624U (ja) * | 1983-03-18 | 1984-09-28 | 株式会社富士通ゼネラル | 空気調和機 |
JPS60128230U (ja) * | 1984-02-04 | 1985-08-28 | 三菱重工業株式会社 | 空気調和機 |
JPS62160224U (ja) * | 1986-04-01 | 1987-10-12 | ||
CN201476182U (zh) * | 2009-09-16 | 2010-05-19 | 山东金泽尔工贸有限公司 | 一种分体式空调外置式空气净化装置 |
JP2020085404A (ja) * | 2018-11-30 | 2020-06-04 | ダイキン工業株式会社 | 付加装置およびそれを備えた空気調和装置 |
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US20240077213A1 (en) | 2024-03-07 |
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