WO2016208567A1 - 天井設置形空気調和機および熱交換器 - Google Patents
天井設置形空気調和機および熱交換器 Download PDFInfo
- Publication number
- WO2016208567A1 WO2016208567A1 PCT/JP2016/068358 JP2016068358W WO2016208567A1 WO 2016208567 A1 WO2016208567 A1 WO 2016208567A1 JP 2016068358 W JP2016068358 W JP 2016068358W WO 2016208567 A1 WO2016208567 A1 WO 2016208567A1
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- WIPO (PCT)
- Prior art keywords
- heat exchange
- heat
- ceiling
- exchange unit
- air conditioner
- Prior art date
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Classifications
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- 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
- F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
- F24F1/0067—Indoor units, e.g. fan coil units characterised by heat exchangers by the shape of the heat exchangers or of parts thereof, e.g. of their fins
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/047—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
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- 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
-
- 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
- F24F1/0047—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
-
- 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
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- 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
- F24F13/32—Supports for air-conditioning, air-humidification or ventilation units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/0408—Multi-circuit heat exchangers, e.g. integrating different heat exchange sections in the same unit or heat exchangers for more than two fluids
- F28D1/0417—Multi-circuit heat exchangers, e.g. integrating different heat exchange sections in the same unit or heat exchangers for more than two fluids with particular circuits for the same heat exchange medium, e.g. with the heat exchange medium flowing through sections having different heat exchange capacities or for heating/cooling the heat exchange medium at different temperatures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/0408—Multi-circuit heat exchangers, e.g. integrating different heat exchange sections in the same unit or heat exchangers for more than two fluids
- F28D1/0426—Multi-circuit heat exchangers, e.g. integrating different heat exchange sections in the same unit or heat exchangers for more than two fluids with units having particular arrangement relative to the large body of fluid, e.g. with interleaved units or with adjacent heat exchange units in common air flow or with units extending at an angle to each other or with units arranged around a central element
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
- F28F1/32—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means having portions engaging further tubular elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
- F28F1/32—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means having portions engaging further tubular elements
- F28F1/325—Fins with openings
Definitions
- Embodiments of the present invention relate to a ceiling-mounted air conditioner and a heat exchanger.
- the indoor unit of the ceiling-mounted air conditioner is installed in the ceiling space by being hung from a beam on the back of the ceiling or buried in the back of the ceiling.
- the interior of the indoor unit is partitioned into a heat exchange chamber and a blower chamber by a partition plate.
- a heat exchanger is disposed in the heat exchange chamber, and a blower that sends air to the heat exchanger is disposed in the blower chamber.
- the heat exchanger includes a plurality of heat transfer tubes through which refrigerant flows and a plurality of fins thermally connected to the heat transfer tubes.
- the heat exchanger has a straight flat plate shape as a whole. Further, the heat exchanger is accommodated in the heat exchange chamber in a posture that is largely inclined with respect to the air blower in order to reduce the thickness of the indoor unit as much as possible while efficiently receiving the air sent from the air blower. .
- the conventional air conditioner has a flat plate-like straight heat exchanger that is inclined and disposed in the heat exchange chamber, so that the distance from the blower is small at the front end and the rear end of the heat exchanger. to differ greatly. For this reason, the air volume of the air passing through the heat exchanger tends to vary depending on the location of the heat exchanger. Variation in the air volume of the air passing through the heat exchanger reduces the performance of the heat exchanger. Therefore, the conventional air conditioner leaves room for improvement in fully exhibiting the performance of the heat exchanger.
- the problem to be solved by the present invention is to provide a ceiling-mounted air conditioner that is compact and has good heat exchange efficiency.
- a ceiling-mounted air conditioner includes a blower chamber having an air inlet, a heat exchanger chamber having an air outlet, the blower chamber, and the heat exchanger chamber. And a heat exchanger accommodated in the heat exchanger chamber, the fan chamber and the heat exchanger chamber comprising the blower device.
- the heat exchanger includes a first heat exchange unit, a second heat exchange unit, and a third heat exchange unit, and the first heat exchange unit, the second heat exchange unit, and
- Each of the third heat exchange units has a plurality of plate-like fins and a plurality of heat transfer tubes, and the third heat exchange unit protrudes from the first heat exchange unit toward the outlet. Arranged in shape.
- the plate-like fins of the ceiling-mounted air conditioner of the present embodiment may each have a substantially parallelogram shape.
- the ceiling-mounted air conditioner according to the present embodiment is provided on one short side of the plate-like fin of the first heat exchange unit and on the outlet side of the plate-like fin of the second heat exchange unit.
- the short side is in contact with no gap, the other short side of the plate-like fin of the first heat exchange part, or the long side of the blower chamber side, and the plate-like fin of the third heat exchange part
- the short side on the outlet side may be in contact with no gap.
- the first heat exchanging part among the first heat exchanging part, the second heat exchanging part, and the third heat exchanging part is closest to the outlet.
- the number of heat exchanger tubes may be arranged more than the 2nd heat exchange part and the 3rd heat exchange part.
- the first heat exchange part of the first heat exchange part, the second heat exchange part, and the third heat exchange part is closest to the outlet
- the second heat exchange unit and the third heat exchange unit have the same shape
- the first heat exchange unit, the second heat exchange unit, and the third heat exchange unit have a line-symmetric shape. Also good.
- the intervals at which the plurality of plate-like fins of the first heat exchange unit are arranged are the plurality of the second heat exchange unit and the third heat exchange unit. It may be narrower than the interval at which the plate-like fins are arranged.
- a slit may be provided in the plate-like fin only in the first heat exchange unit.
- the tube diameter of the heat transfer tube of the first heat exchange unit is greater than the tube diameter of the heat transfer tube of the second heat exchange unit and the third heat exchange unit. May be large.
- the first heat exchange unit, the second heat exchange unit, and the third heat exchange unit may be integrally formed.
- the second heat exchange unit is disposed in the upper part of the heat exchanger chamber, and the third heat exchange unit is disposed in the lower part of the heat exchanger chamber.
- an angle difference may be provided so that an inclination angle of the second heat exchange part is smaller than an inclination angle of the third heat exchange part.
- the upper end portion of the first heat exchange unit may be inclined so as to be located on the windward side of the lower end portion of the first heat exchange unit.
- the third heat exchange is performed more than the end on the outlet side of the short side located at the lower part of the plate-like fin of the first heat exchange unit.
- An end of the short side of the plate-like fin on the outlet side of the outlet may protrude from the outlet side.
- the shortest distance between the outlet on the short side located at the lower part of the plate-like fin of the first heat exchange part and the outlet is the shortest distance. Further, it may be longer than the shortest distance between the end on the outlet side of the short side located at the lower part of the plate-like fin of the third heat exchange part and the outlet.
- FIG. 1 is a perspective view of a ceiling-mounted air conditioner according to a first embodiment. It is an exploded bottom view showing the inside of the ceiling-mounted air conditioner according to the first embodiment. It is the schematic which shows the side surface cross section of the ceiling installation type air conditioner by 1st Embodiment. It is an expanded sectional view showing a part of fin and heat exchanger tube which constitute a heat exchanger of a ceiling installation type air harmony machine by a 1st embodiment. It is a figure showing the shape of the fin which comprises the heat exchanger of the ceiling installation type air conditioner by 1st Embodiment. It is the schematic which shows the side surface cross section of the ceiling installation type air conditioner by 2nd Embodiment.
- FIG. 1 shows a ceiling-mounted air conditioner 1 according to this embodiment.
- the indoor unit 2 of the ceiling-mounted air conditioner 1 is installed, for example, behind the ceiling of a building.
- the back of the ceiling refers to a ceiling space defined between the beam of the building and the ceiling board.
- the indoor unit 2 is a square flat box shape having a depth dimension D, a width dimension W, and a thickness dimension H.
- the indoor unit 2 has a metal casing 20.
- the housing 20 is an outline of the indoor unit 2.
- the housing 20 includes a top plate 21, a first side plate 22a, a second side plate 22b, a first bottom plate 23a, a second bottom plate 23b, a front frame 24, a rear frame 25, and a partition plate 26.
- the partition plate 26 of the ceiling-mounted air conditioner 1 divides the inside of the housing 20 into two chambers, a blower chamber 3 and a heat exchanger chamber 4. is doing.
- the blower chamber 3 has a suction port 27 formed in the back frame 25.
- a blower device 5 is accommodated in the blower chamber 3.
- the blower 5 includes a fan motor 51, fan cases 52a and 52b, and multiblade fans 53a and 53b accommodated in the fan cases 52a and 52b.
- Each fan case 52a, 52b is provided with suction ports 54a, 54b on both sides.
- the partition plate 26 is provided with air blowing ports 55a and 55b.
- the fan motor 51 has two rotating shafts 51a and 51b that are coaxially projected from both side surfaces thereof. Multi-blade fans 53a and 53b are attached to the respective rotating shafts 51a and 51b.
- the heat exchanger chamber 4 has an outlet 28 formed in the front frame 24 and a machine chamber 6.
- the machine room 6 is partitioned from the heat exchanger room 4 by a machine room partition plate 61 and accommodates a drain pump and a refrigerant distributor.
- the blower chamber 3 and the heat exchanger chamber 4 are connected via the blower 5. Specifically, the air in the blower chamber 3 communicates with the heat exchanger chamber 4 through the blower 5.
- a heat exchanger 7 and a drain pan 8 are arranged in the heat exchanger chamber 4.
- the heat exchanger 7 and the drain pan 8 are accommodated in the heat exchanger chamber 4 of the housing 20.
- the heat exchanger 7 extends in the width direction of the indoor unit 2, in other words, in the width direction of the housing 20, and is interposed between the machine room partition plate 61 and the side plate 22a.
- the drain pan 8 is disposed below the heat exchanger 7.
- the drain pan 8 is a heat insulating material such as polystyrene foam.
- the drain pan 8 supports the heat exchanger 7 from below and receives drain water dripped from the heat exchanger 7.
- the lower surface of the drain pan 8 is covered with a first bottom plate 23a.
- the drain pan 8 surrounds the heat exchanger 7 in cooperation with the heat insulating material 9.
- the heat insulating material 9 is disposed above the heat exchanger 7 and provided in the inner surface of the top plate 21 and in the heat exchanger chamber 4.
- the heat exchanger 7 of the present embodiment includes a first heat exchange unit 7A, a second heat exchange unit 7B, and a third heat exchange unit 7C.
- the first heat exchange unit 7A, the second heat exchange unit 7B, and the third heat exchange unit 7C are arranged in a convex shape toward the outlet port 28.
- the first heat exchanging part 7 ⁇ / b> A stands in the heat exchanger chamber 4 so as to face the air blowing ports 55 a and 55 b and the partition plate 26 of the air blowing device 5 substantially in parallel.
- the first heat exchange unit 7A is closest to the outlet 28.
- the heat exchanging part 7B is located in the upper part of the heat exchanger chamber 4, and extends in the depth direction of the indoor unit 2 so as to be away from the blower 5 in a cross-sectional view.
- the second heat exchanging unit 7B is slightly inclined downward as it moves away from the blower 5.
- the second heat exchanging unit 7B is slightly inclined downward as it approaches the outlet 28.
- the front end of the second heat exchange unit 7B (that is, the outlet 28 side) and the upper end of the first heat exchange unit 7A are continuous.
- the third heat exchanging part 7C is located in the lower part of the heat exchanger chamber 4, and extends in the depth direction of the indoor unit 2 so as to be away from the blower 5 in a sectional view.
- the third heat exchanging unit 7C is slightly inclined upward as it moves away from the blower 5.
- the third heat exchanging portion 7C is slightly inclined upward as it approaches the outlet 28.
- the front end (that is, the outlet 28 side) of the third heat exchange unit 7C and the lower end of the first heat exchange unit 7A are continuous.
- the heat exchanger 7 is inclined from the upper end of the first heat exchanging part 7A toward the air blower 5 from the first heat exchanging part 7A standing so as to face the air blowing ports 55a and 55b and the partition plate 26.
- a second heat exchanging part 7B extending upward and a third heat exchanging part 7C extending obliquely downward from the lower end of the first heat exchanging part 7A toward the blower 5 are provided.
- the first to third heat exchanging portions 7A, 7B, and 7C of the present embodiment are combined so as to have a substantially U-shape or a gate shape when the indoor unit 2 is viewed from the side. That is, the heat exchanger 7 is arranged so as to have a convex shape protruding toward the leeward side with respect to the wind sent from the blower chamber 3, and is arranged so as to have a substantially concave shape recessed toward the windward side.
- the first to third heat exchanging portions 7A, 7B, and 7C can be said to be arranged in a substantially trapezoidal shape including an upper base and a pair of leg portions when the indoor unit 2 is viewed from the side.
- 7A of 1st heat exchange parts are arrange
- the three heat exchanging portions 7C are arranged, respectively, and have a substantially trapezoidal shape with an open bottom portion.
- the heat exchanger 7 of the ceiling-mounted air conditioner 1 is, for example, a finned tube heat exchanger that is a combination of plate-like fins and heat transfer tubes.
- each of the first to third heat exchange units 7A, 7B, and 7C includes a plurality of elongated fins 71 and a plurality of heat transfer tubes 72 through which the refrigerant flows.
- the fins 71 of the ceiling-mounted air conditioner 1 are, for example, aluminum square plates, and have a pair of long sides 71L and 71L and a pair of short sides 71S and 71S. is doing.
- the long sides 71L and 71L are parallel to each other.
- the short sides 71S and 71S are parallel to each other and extend in an oblique direction so as to intersect the long sides 71L and 71L.
- the fin 71 has a parallelogram shape in which two sets of opposite sides are parallel to each other.
- the fin 71 is provided with a plurality of fitting holes 73.
- the fitting hole 73 has a cylindrical flange portion that is formed by, for example, burring the fin 71 and rises from the fin 71.
- the fitting holes 73 are arranged in eight rows along the direction along the long side 71L of the fin 71, and are arranged in three rows along the direction along the short side 71S.
- the fins 71 are arranged in a line at intervals in the width direction W of the indoor unit 2.
- the fins 71 are arranged at intervals in the width direction of the housing 20.
- the front end of the flange portion rising from each fin 71 is abutted so as to coincide with the fitting hole 73 of the adjacent fin 71 in a coaxial manner. For this reason, the ventilation path 74 through which air flows is provided between the adjacent fins 71.
- the heat transfer tube 72 is, for example, a copper tube excellent in thermal conductivity.
- Each heat transfer tube 72 has a straight tube portion that extends straight in the width direction of the indoor unit 2 and a bent tube portion that is bent in a substantially U shape.
- the straight pipe portion of the heat transfer rod 72 passes through the fitting hole 73 of the fin 71 continuously. Thereby, the heat transfer tube 72 is thermally connected to the fin 71.
- the heat transfer tubes 72 are integrated with the fins 71 by continuously passing between the adjacent fins 71.
- one short side 71S of the fin 71 of the first heat exchange unit 7A and the short side of the fin 71 of the second heat exchange unit 7B on the side of the outlet port 28 are added. It arrange
- the long side 71L of the fin 71 of the first heat exchanging part 7A on the blower chamber 3 side and the short side 71S of the third heat exchanging part 7C on the outlet 28 side are in contact with each other without a gap.
- the other short side 71S of the fins 71 of the first heat exchanging part 7A and the long side 71L of the third heat exchanging part 7C on the blower chamber 3 side are arranged so as to contact each other without a gap.
- the multiblade fans 53a and 53b when the multiblade fans 53a and 53b are rotated by the fan motor 51, the multiblade fans 53a and 53b suck the air in the blower chamber 3 from the suction ports 54a and 54b of the fan cases 52a and 52b. The sucked air is discharged from the air blowing ports 55a and 55b of the fan cases 52a and 52b.
- the air in the building room is sucked into the blower chamber 3 from the suction port 27 of the housing 20 via the suction grille of the ceiling plate or the duct (not shown).
- the air sucked into the blower chamber 3 is blown out from the blower ports 55a and 55b toward the heat exchanger 7 through the fans 52a and 52b.
- the first heat exchanging portion 7A of the heat exchanger 7 stands up in the heat exchanger chamber 4 so as to face the air blowing ports 55a and 55b, the air blown out from the air blowing ports 55a and 55b to the heat exchanger chamber 4 Most of the air passes between the fins 71 (ventilation path 74) of the first heat exchange unit 7A.
- the remaining air blown out to the heat exchanger chamber 4 is between the fins 71 (ventilation path 74) of the second heat exchange section 7B extending obliquely upward from the upper end of the first heat exchange section 7A toward the blower 5. And it passes between the fins 71 (ventilation path 74) of the 3rd heat exchange part 7C extended diagonally downward toward the air blower 5 from the lower end of 7 A of 1st heat exchange parts.
- the heat exchanger 7 changes the air into cold or warm heat exchange air by heat exchange between the air blown out from the air blowing ports 55a and 55b and the refrigerant flowing through the heat transfer pipe 72.
- the heat exchange air is sent into the room from the outlet 28 through the outlet duct.
- the first to third heat exchange parts 7A, 7B, and 7C are combined in a substantially trapezoidal shape and bent into a three-dimensional solid shape. For this reason, the dimension of the heat exchanger 7 along the depth direction of the heat exchanger chamber 4 can be shortened compared with the case where the conventional straight heat exchanger is inclined and arranged in the heat exchange chamber.
- the present embodiment is such that the first heat exchange portion 7A stands in the heat exchanger chamber 4.
- the difference between the distance from the opening end of the air blowing ports 55a and 55b to the front end of the first heat exchanging portion 7A and the distance from the opening end of the air blowing ports 55a and 55b to the rear end of the second heat exchanging portion 7B The dimension of the heat exchanger 7 along the depth direction of the heat exchanger chamber 4 can be shortened. As a result, the depth dimension of the heat exchanger chamber 4 can be kept small, and the housing 20 of the indoor unit 2 can be made compact.
- the present embodiment can sufficiently ensure the heat capacity of the heat exchanger 7. Therefore, this embodiment can arrange
- the housing 20 can be reduced in weight as the housing 20 is made compact. For this reason, the workability
- the distance from the opening end of the air blowing port 54 to the front end of the first heat exchanging portion 7A is smaller than that in the case where a conventional straight heat exchanger is disposed inclined in the heat exchange chamber. Therefore, air can be blown substantially uniformly onto the heat exchanger 7, and good heat exchange performance can be obtained.
- the second heat exchanging part 7B is inclined upward from the upper end of the first heat exchanging part 7A toward the blower chamber side
- the third heat exchanging part 7C is the first heat exchanging part. It is inclined downward from the lower end of 7A toward the blower chamber side. For this reason, air easily hits the second heat exchange unit 7B and the third heat exchange unit 7C, and the air volume of the air passing through the upper and lower portions of the heat exchanger 7 can be secured. Therefore, the heat exchanger 7 having excellent heat exchange performance can be obtained.
- the boundary between the first heat exchange unit 7A and the second heat exchange unit 7B (the joint between the first and second heat exchange units) and the first heat exchange unit 7A and the third A gap that causes air leakage is eliminated from the boundary (the joint between the first and third heat exchange units) with the heat exchange unit 7C. For this reason, it is possible to reduce air leaking without heat exchange from the boundary between the first to third heat exchange portions 7A, 7B, 7C, which is advantageous in improving the heat exchange performance of the heat exchanger 7.
- the present embodiment can reduce the number of members that prevent air from leaking without heat exchange from the joint.
- FIG. 6 is a side cross-sectional view showing a heat exchanger of a ceiling-mounted air conditioner according to the second embodiment, where the number of heat transfer tubes 72 of the first heat exchange section 7A is the second and third. This indicates that the number of heat exchanger tubes 7B and 7C is greater than the number of heat transfer tubes 72.
- the first heat exchanging portion 7A is erected so as to face the air blowing ports 55a, 55b and the partition plate 26 of the air blowing device 5 in the heat exchanger chamber 4, and is thus sent out from the air blowing device 5. Many winds hit.
- the fitting holes 73 provided in the fins 712 of the second heat exchanger part 7B and the third heat exchanger part 7C are 10 rows along the long side direction of the fins 712 and 2 along the short side direction of the fins 712.
- the number of heat transfer tubes in the first heat exchange section 7A is greater than that in the second and third heat exchanger sections 7B and 7C, and the heat exchange capacity of the portion where a large amount of wind sent from the blower 5 is hit. Can be bigger.
- this embodiment can exchange heat more in the first heat exchange part 7A in which the distribution of the air volume to the heat exchanger 7 is larger than the other heat exchange parts, and can exchange heat in a balanced manner.
- the heat exchange performance can be improved.
- FIGS. 1-6 A ceiling-mounted air conditioner according to a third embodiment will be described with reference to FIGS. About each part of this embodiment, the same part as each part of FIGS. 1-6 is shown with the same code
- FIG. 7 is a diagram showing the shape of the fins 71 of the heat exchanger of the ceiling-mounted air conditioner according to the third embodiment
- FIG. 8 is the heat exchange of the ceiling-mounted air conditioner according to the third embodiment. It is side surface sectional drawing showing the vessel.
- the fins 711 of the first heat exchange unit 7A and the fins 712 of the second and third heat exchange units 7B and 7C of the ceiling-mounted air conditioner 1 of the present embodiment Is a line-symmetric shape.
- the ceiling-mounted air conditioner 1 of the present embodiment since the fins 711 and the fins 712 are line symmetrical, the fins in the heat exchanger 7 can be shared. Therefore, the ceiling-mounted air conditioner 1 of the present embodiment can improve manufacturability and reduce costs.
- interval which arrange
- the fin pitch of the fins 711 is narrower than the fin pitch of the fins 712.
- the fin pitch is the ventilation path 74, and as the fin pitch of the fins 711 and 712 is narrower, the ventilation resistance increases and the air volume decreases.
- the fin pitch of the first heat exchanging portion 7A (fin pitch of the fin 711) is arranged so that a large amount of the wind sent from the blower 5 hits, and the air volume to the heat exchanger 7 has a large distribution. Is made narrower than the fin pitch of the second and third heat exchange portions 7B and 7C (fin pitch of the fin 712), so that the second and third A large amount of wind can be applied to the third heat exchange units 7B and 7C, and the air volume can be adjusted.
- this embodiment can improve the heat exchange performance by adjusting the air volume distributed to the first heat exchange unit 7A, the second heat exchange unit 7B, and the third heat exchange unit 7C. it can.
- a ceiling-mounted air conditioner with good heat exchange efficiency can be provided.
- slits 81 are provided in the fins 711 of the first heat exchange unit 7A.
- a slit 81 that is a cut or narrow gap in an aluminum fin, heat transfer performance is increased and air resistance is also increased.
- the first air amount to be distributed is large.
- the heat transfer performance of the fins 711 of the heat exchange part 7A can be enhanced.
- a ceiling-mounted air conditioner with good heat exchange efficiency can be provided.
- FIG. 10 is a side sectional view showing a heat exchanger of a ceiling-mounted air conditioner according to the sixth embodiment.
- the tube diameter of the heat transfer tube 731 of the first heat exchange unit 7A of the present embodiment is larger than the tube diameter of the heat transfer tube 732 of the second and third heat exchange units 7B and 7C.
- the larger the diameter the greater the amount of refrigerant flowing, so the heat transfer performance is enhanced.
- the heat transfer performance of the first heat exchange section 7A having a large amount of air to be distributed can be increased so that heat can be exchanged in a well-balanced manner, and the heat exchange performance can be improved.
- a ceiling-mounted air conditioner with good heat exchange efficiency can be provided.
- FIGS. 11 and 12 A ceiling-mounted air conditioner according to a seventh embodiment will be described with reference to FIGS. 11 and 12. About each part of this embodiment, the same part as each part of FIGS. 1-10 is shown with the same code
- FIG. 11 is a side sectional view showing a heat exchanger of a ceiling-mounted air conditioner according to the seventh embodiment.
- the heat exchanger 7 of the present embodiment is an integrally molded product, and the first to third heat exchange portions 7A, 7B, and 7C are integrally formed. It is not formed by combining separate heat exchange parts, but has a substantially trapezoidal shape as one piece.
- first to third heat exchange parts 7A, 7B, 7C are not combined with separate parts, and the heat exchanger 7 is integrated, a member for fixing each heat exchange part becomes unnecessary. This leads to a reduction in the number of parts and can improve manufacturability.
- the fins 71 before the bending of the heat exchanger 7 of the present embodiment are linear, and the first to third heat exchanging portions are formed by bending at two places. 7A, 7B, and 7C may be formed.
- the fins 71 of the heat exchanger 7 are formed in a shape having a total length of the first to third heat exchange portions 7A, 7B, and 7C.
- the third heat exchanging portion 7C are cut at a portion corresponding to the boundary (the joint between the first and third heat exchanging portions) according to the bending allowance.
- portions corresponding to the first and third heat exchanging portions 7A and 7C have a trapezoidal shape
- portions corresponding to the second heat exchanger portion 7B each have a parallelogram.
- a ceiling-mounted air conditioner according to an eighth embodiment will be described with reference to FIG. About each part of this embodiment, the same part as each part of FIGS. 1-12 is shown with the same code
- FIG. 13 is a side sectional view showing a heat exchanger of a ceiling-mounted air conditioner according to the eighth embodiment.
- the inclination angle ⁇ ⁇ b> 1 of the second heat exchange unit 7 ⁇ / b> B arranged at the upper part of the heat exchanger chamber 4 of the present embodiment is the third heat arranged at the lower part of the heat exchanger chamber 4.
- An angle difference is provided so as to be smaller than the inclination angle ⁇ 2 of the exchange part 7C.
- the second heat exchanging part 7B is slightly inclined downward as it is away from the blower 5, and the third heat exchanging part 7C is inclined slightly upward as it is away from the blower 5.
- FIG. 14 is a side sectional view showing a heat exchanger of a ceiling-mounted air conditioner according to the ninth embodiment.
- the first heat exchange unit 7A located at the center of the heat exchanger chamber 4 of the present embodiment is such that the upper end of the first heat exchange unit 7A is the first heat exchange unit 7A. It inclines so that it may be located in a windward side rather than the lower end part.
- the second heat exchange part 7B is located in the upper part of the heat exchanger chamber 4.
- the second heat exchange unit 7B is arranged so that the front end of the second heat exchange unit 7B and the upper end of the first heat exchange unit 7A are continuous.
- the third heat exchanging part 7C is located in the lower part of the heat exchanger chamber 4.
- the third heat exchanging part 7C is arranged so that the front end part of the third heat exchanging part 7C and the lower end part of the first heat exchanging part 7A are continuous.
- the first heat exchange unit 7A and the second heat exchange unit 7B include the long side 71L of the fin 71 of the first heat exchange unit 7A on the blower chamber 3 side and the fin 71 of the second heat exchange unit 7B. Is arranged so as to be in contact with the short side 71S on the side of the outlet 28 without any gap.
- first heat exchanging part 7A and the third heat exchanging part 7C are blown out of the short side 71S below the fin 71 of the first heat exchanging part 7A and the fin 71 of the third heat exchanging part 7C. It arrange
- the shape of the fin 71 of the 1st heat exchange part 7A and the fin 71 of the 3rd heat exchange part 7C is axisymmetric.
- the 2nd heat exchange part 7B has the length dimension of the long side 71L of the fin 71 shorter than another heat exchange part.
- the second heat exchanging part 7B which is less likely to pass through the wind than the first heat exchanging part 7A, has fewer heat transfer tubes than the other heat exchanging parts. For example, if the number of rows (rows) of the heat transfer tubes of the first heat exchange unit 7A and the third heat exchange unit 7C is 10 (10 rows), the second heat exchange unit 7B is 8 (8 rows). It is.
- the first heat exchanging part 7A located in the center part is inclined so as to be easily subjected to wind with respect to the air blowing ports 55a and 55b and the partition plate 26.
- the first heat exchanging part 7 ⁇ / b> A it becomes easy for air to hit the heat exchanger 7, and the air volume and the air speed of the air passing through the heat exchanger 7 can be secured.
- the wind speed distribution is improved and the air blowing performance is improved.
- this embodiment can provide a ceiling-mounted air conditioner with better performance because the flow of wind can be made smooth and efficiently divided into each heat exchange section.
- casing 20 which accommodated the air blower 5 and the heat exchanger 7 is suspended from the beam of the building via the four suspension bolts HB, for example.
- four hanging brackets 29 are fixed to the top plate 21 of the housing 20.
- the suspension fittings 29 project horizontally from the four corners of the top plate 21 toward the four sides of the housing 20, and the lower ends of the suspension bolts HB are connected to the suspension fittings 29.
- positioned the 1st heat exchange part 7A inclining and protruded to the blower outlet 28, for example It is good.
- the short side 71S below the fins 71 of the first heat exchange unit 7A among the first heat exchange unit 7A, the second heat exchange unit 7B, and the third heat exchange unit 7C, and the third The short side 71 ⁇ / b> S on the outlet 28 side of the fin 71 of the heat exchanging portion 7 ⁇ / b> C is closest to the outlet 28.
- FIG. 15 is a schematic view showing a side cross section of a ceiling-mounted air conditioner according to the tenth embodiment.
- the heat exchanger 7 and the drain pan 8 of the present embodiment are accommodated in the heat exchanger chamber 4 of the housing 20.
- the heat exchanger 7 extends in the width direction of the housing 20.
- the drain pan 8 is a heat insulating material such as polystyrene foam.
- the drain pan 8 supports the heat exchanger 7 from below so as to receive the drain water dripped from the heat exchanger 7 and surrounds the heat exchanger 7 in cooperation with the heat insulating material 9. Furthermore, the lower surface of the drain pan 8 is covered with a first bottom plate 23a.
- the heat exchanger 7 of the present embodiment includes a first heat exchange unit 7A, a second heat exchange unit 7B, and a third heat exchange unit 7C.
- the first to third heat exchange units 7A, 7B, and 7C are elements independent from each other, and are combined in a predetermined three-dimensional solid shape.
- the first to third heat exchange units 7A, 7B, and 7C each include a plurality of elongated plate-like fins 71 and a plurality of heat transfer tubes 72 through which the refrigerant flows.
- the fins 71 are arranged at intervals in the width direction of the housing 20.
- the heat transfer tubes 72 are integrated with the fins 71 by continuously passing between the adjacent fins 71.
- the second heat exchange part 7B is located in the upper part of the heat exchanger chamber 4.
- the second heat exchange unit 7B extends in the depth direction of the housing 20 from the partition plate 26 toward the outlet 28 of the housing 20. Further, the second heat exchanging portion 7B is slightly inclined downward as it approaches the outlet port 28.
- the third heat exchange unit 7C is located at the bottom of the heat exchanger chamber 4, and is separated from the second heat exchange unit 7B in the thickness direction of the housing 20.
- the third heat exchanging part 7 ⁇ / b> C extends in the depth direction of the housing 20 from the partition plate 26 toward the outlet 28 of the housing 20. Further, the third heat exchanging portion 7C is slightly inclined upward as it approaches the outlet port 28. For this reason, each of the second heat exchange unit 7B and the third heat exchange unit 7C has one end positioned closer to the outlet 28 than the partition plate 26.
- the first heat exchange unit 7A is interposed between one end of the second heat exchange unit 7B and one end of the third heat exchange unit 7C.
- the first heat exchange unit 7A is erected so as to face the partition plate 26, and is inclined so as to approach the partition plate 26 as it proceeds toward one end of the second heat exchange unit 7B.
- the first heat exchanging part 7A approaches the outlet 28 from the end nearer to the second heat exchanging part 7B toward the end closer to the third heat exchanging part 7C. Yes.
- the first to third heat exchange units 7A, 7B, and 7C are combined in a shape that expands toward the partition plate 26 when the housing 20 is viewed from the side. Yes.
- the first heat exchanging part 7A, the second heat exchanging part 7B, and the third heat exchanging part 7C on the outlet 28 side of the fin 71 of the third heat exchanging part 7C.
- the short side 71S is closest to the outlet 28.
- the end part PC which is the corner part of the long side 71L and the short side 71S on the outlet side 28, has the long side 71L and the short side on the outlet side 28 of the first heat exchanging part 7A. It is arranged offset from the end PA, which is the corner of 71S, so as to protrude further toward the outlet 28 side.
- the short side 71S on the outlet 28 side of the third heat exchange unit 7C is closer to the outlet 28 than the long side 71L on the outlet 28 side of the first heat exchange unit 7A by a predetermined length l.
- a protruding portion ⁇ (step) is protruding.
- the shortest distance LA in the first heat exchange part 7A is the end. This is the distance between the PA and the outlet 28.
- the end portion PC which is the corner portion of the long side 71L and the short side 71S on the outlet port 28 side, is the point closest to the outlet port 28, the shortest distance LC in the third heat exchanging portion 7C is This is the distance between the part PC and the outlet 28.
- condensed air Y is generated when the wind X sent from the blower 5 passes between the fins 71 (the ventilation path 74) of the heat exchanger 7.
- the condensed water Y is generated in each of the first to third heat exchange units 7A, 7B, and 7C.
- the condensed water Y generated in the first heat exchange part 7A flows down through the fins 71 toward the third heat exchange part 7C located at the lower part.
- the condensed water Y tends to stay.
- the accumulated condensed water Y may be pushed out in the direction of ventilation, and may be blown out of the machine from the outlet 28.
- the end portion 7C of the third heat exchanging portion 7C is offset from the PA at the end portion of the first heat exchanging portion 7A so as to protrude toward the outlet 28, and the protruding portion ⁇ Is provided.
- the condensed water Y staying on the combined surface of the first heat exchanging part 7A and the third heat exchanging part 7C stays in the protruding part ⁇ once in the process of being sent to the outlet 28 side by the wind X. Then, it flows down to the third heat exchanger section 7C. For this reason, the condensed water Y is guided to the drain pan 8 without being scattered by the wind X.
- the condensed water Y is In the heat exchanger 7, the air X is easily scattered by the wind X from the end portion PA and the end portion PC, which are the tip portions that protrude most toward the outlet port 28.
- the protruding portion ⁇ which is a step portion, the most protruding tip portion in the heat exchanger 7 is not the end portion PA.
- the condensed water Y flowing down from the first heat exchange part 7A does not flow directly to the tip part PC of the third heat exchange part 7C, but before reaching the tip part PC of the third heat exchange part 7C, Once it stays at the protrusion ⁇ due to surface tension, it tends to flow down to the third heat exchanging portion 7C, and the condensed water Y is less likely to scatter.
- the condensed water Y stagnated in the combination surface of the first heat exchange unit 7A and the third heat exchange unit 7C can be recovered by the third heat exchange unit 7C, and the wind X The scattering of the condensed water Y can be suppressed.
- a gap may occur on the combined surface of the first heat exchanging part 7A and the third heat exchanging part 7C due to an error in manufacturing or aging deformation. If a gap is generated on the combined surface of the first heat exchange part 7A and the third heat exchange part 7C, it is conceivable that a large amount of condensed water Y stays in the gap due to surface tension. If this is the case, scattering of the condensed water Y can be suppressed.
- the ceiling-mounted air conditioner of at least one embodiment described above it is possible to provide a ceiling-mounted air conditioner that is compact and has good heat exchange efficiency.
- fan 52a, 52b ... fan case, 53a, 53b: Multi-blade fan, 54a, 54b ... Suction port, 55, 55a, 55b ... Blower port, 6 ... Machine room, 61 ... Machine room partition plate, 71 ... Fin, 72 ... Heat transfer tube, 73 ... Fitting hole, 74 ... ventilation path, 81 ... slit.
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Abstract
Description
第1の実施形態の天井設置形空気調和機について、図1から図5を参照して説明する。
第2の熱交換部7Bは、熱交換器室4の上部に位置されるとともに、断面視において、送風装置5から遠ざかるように室内ユニット2の奥行き方向に延びている。また、第2の熱交換部7Bは、送風装置5から遠ざかるに従いやや下向きに傾いている。言い換えると、第2の熱交換部7Bは、吹出し口28に近づくに従いやや下向きに傾斜している。第2の熱交換部7Bの前端(つまり吹出し口28側)と、第1の熱交換部7Aの上端とが、連続している。
第2の実施形態の天井設置形空気調和機について、図6を参照して説明する。本実施形態の各部について、図1から図5の各部と同一部分は同一符号で示す。
第3の実施形態の天井設置形空気調和機について、図7および図8を参照して説明する。本実施形態の各部について、図1から図6の各部と同一部分は同一符号で示す。
第4の実施形態の天井設置形空気調和機について説明する。本実施形態の各部について、図1から図8の各部と同一部分は同一符号で示す。
第5の実施形態の天井設置形空気調和機について、図9を参照して説明する。本実施形態の各部について、図1から図8の各部と同一部分は同一符号で示す。
第6の実施形態の天井設置形空気調和機について、図10を参照して説明する。本実施形態の各部について、図1から図9の各部と同一部分は同一符号で示す。
第7の実施形態の天井設置形空気調和機について、図11および図12を参照して説明する。本実施形態の各部について、図1から図10の各部と同一部分は同一符号で示す。
第8の実施形態の天井設置形空気調和機について、図13を参照して説明する。本実施形態の各部について、図1から図12の各部と同一部分は同一符号で示す。
第9の実施形態の天井設置形空気調和機について、図14を参照して説明する。本実施形態の各部について、図1から図13の各部と同一部分は同一符号で示す。
第10の実施形態の天井設置形空気調和機について、図15から図17を参照して説明する。本実施形態の各部について、図1から図14の各部と同一部分は同一符号で示す。
Claims (13)
- 空気吸込み口を有する送風機室と、
空気吹出し口を有する熱交換器室と、
前記送風機室と前記熱交換器室とを区画する仕切板と、
前記送風機室に収容される送風装置と、
前記熱交換器室に収容される熱交換器と、を備え、
前記送風機室と前記熱交換器室とが前記送風装置を介して繋がり、
前記熱交換器は、第1熱交換部と、第2熱交換部と、第3熱交換部と、を有し、
前記第1熱交換部、前記第2熱交換部、および前記第3熱交換部のそれぞれは、複数の板状のフィンと、複数の伝熱管と、を有し、
前記第1熱交換部から前記第3熱交換部は、前記吹出し口に向かって凸形状に配置されている天井設置形空気調和機。 - 前記板状のフィンは、それぞれ略平行四辺形の形状である請求項1記載の天井設置形空気調和機。
- 前記第1熱交換部の前記板状のフィンの一方の短辺と、前記第2熱交換部の前記板状のフィンの吹出し口側の短辺と、が隙間なく接し、
前記第1熱交換部の前記板状のフィンの他方の短辺、または前記送風機室側の長辺と、前記第3熱交換部の前記板状のフィンの吹出し口側の短辺と、が隙間なく接する請求項1または2に記載の天井設置形空気調和機。 - 前記第1熱交換部、第2熱交換部、および前記第3熱交換部のうち前記第1熱交換部が前記吹出し口にもっとも近く、かつ前記第2熱交換部および前記第3熱交換部よりも伝熱管の本数が多く配置されている請求項1から3のいずれか1項に記載の天井設置形空気調和機。
- 前記第1熱交換部、第2熱交換部、および前記第3熱交換部のうち前記第1熱交換部が前記吹出し口にもっとも近く、
前記第2熱交換部と前記第3熱交換部とは同一形状であり、
前記第1熱交換部と、前記第2熱交換部および前記第3熱交換部とは、線対称形状である請求項1から3のいずれか1項に記載の天井設置形空気調和機。 - 前記第1熱交換部の前記複数の板状のフィンを配置する間隔が、前記第2熱交換部および前記第3熱交換部の前記複数の板状のフィンを配置する間隔よりも狭い請求項1から5のいずれか1項に記載の天井設置形空気調和機。
- 前記第1熱交換部にのみ、前記板状のフィンにスリットが設けられている請求項1から4、および6のいずれか1項に記載の天井設置形空気調和機。
- 前記第1熱交換部の前記伝熱管の管径が、前記第2熱交換部および前記第3熱交換部の前記伝熱管の管径よりも大きい請求項1から4、6、および7のいずれか1項に記載の天井設置形空気調和機。
- 前記第1熱交換部、前記第2熱交換部、および前記第3熱交換部が一体成形されている請求項1から8のいずれか1項に記載の天井設置形空気調和機。
- 前記第2熱交換部は、前記熱交換器室の上部に配置され、
前記第3熱交換部は、前記熱交換器室の下部に配置され、
前記第2熱交換部の傾斜角度が、前記第3熱交換部の傾斜角度よりも小さくなるように角度差を設けた請求項1から9のいずれか1項に記載の天井設置形空気調和機。 - 前記第1熱交換部の上端部が、前記第1熱交換部の下端部よりも風上側に位置するように傾斜している請求項1から10のいずれか1項に記載の天井設置形空気調和機。
- 前記第1熱交換部の前記板状のフィンの下部に位置する短辺の前記吹出し口側の端部よりも、前記第3熱交換部の前記板状のフィンの前記吹出し口側の短辺の前記吹出し口側の端部が、前記吹出し口側に対して突出している請求項1から11のいずれか1項に記載の天井設置形空気調和機。
- 前記第1熱交換部の前記板状のフィンの下部に位置する短辺の前記吹出し口側の端部と前記吹出し口との最短距離が、前記第3熱交換部の前記板状のフィンの下部に位置する短辺の前記吹出し口側の端部と前記吹出し口との最短距離よりも長い請求項1から12のいずれか1項に記載の天井設置形空気調和機。
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EP16814337.8A EP3315869B1 (en) | 2015-06-25 | 2016-06-21 | Ceiling installation type air conditioner |
AU2016281336A AU2016281336B2 (en) | 2015-06-25 | 2016-06-21 | Ceiling installation type air conditioner and heat exchanger |
CN201680037260.3A CN107850320B (zh) | 2015-06-25 | 2016-06-21 | 顶部设置型空气调和机及热交换器 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109237627A (zh) * | 2018-10-31 | 2019-01-18 | 宁波奥克斯电气股份有限公司 | 一种风管机 |
US20200340687A1 (en) * | 2018-12-19 | 2020-10-29 | Qingdao Haier Air-Conditioning Electronic Co., Ltd | Air duct machine |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109405068A (zh) * | 2018-10-31 | 2019-03-01 | 广东美的制冷设备有限公司 | 空调器 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007060922A1 (ja) * | 2005-11-25 | 2007-05-31 | Daikin Industries, Ltd. | 空気調和装置 |
JP2012013295A (ja) * | 2010-06-30 | 2012-01-19 | Sanyo Electric Co Ltd | ビルトイン型空気調和装置 |
JP2012037085A (ja) * | 2010-08-04 | 2012-02-23 | Mitsubishi Electric Corp | 空気調和機の室内機、及び空気調和機 |
WO2012176805A1 (ja) * | 2011-06-20 | 2012-12-27 | 三洋電機株式会社 | ビルトイン型空気調和装置 |
WO2015097821A1 (ja) * | 2013-12-26 | 2015-07-02 | 東芝キヤリア株式会社 | 空気調和機および熱交換器 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4000779A (en) * | 1975-11-28 | 1977-01-04 | General Electric Company | Blowoff baffle |
JP3731113B2 (ja) * | 2001-10-26 | 2006-01-05 | ダイキン工業株式会社 | 空気調和機 |
JP2005016933A (ja) * | 2003-06-06 | 2005-01-20 | Sanyo Electric Co Ltd | 空気調和装置の室内機 |
ES2366583T3 (es) * | 2004-03-12 | 2011-10-21 | Mitsubishi Denki Kabushiki Kaisha | Unidad interior de un acondicionador de aire. |
US7464700B2 (en) * | 2006-03-03 | 2008-12-16 | Proliance International Inc. | Method for cooling an internal combustion engine having exhaust gas recirculation and charge air cooling |
KR101520484B1 (ko) * | 2008-07-04 | 2015-05-14 | 엘지전자 주식회사 | 열교환기 |
WO2011005986A2 (en) * | 2009-07-10 | 2011-01-13 | Johnson Controls Technology Company | Multichannel heat exchanger with differing fin spacing |
JP4715971B2 (ja) * | 2009-11-04 | 2011-07-06 | ダイキン工業株式会社 | 熱交換器及びそれを備えた室内機 |
CN201751773U (zh) * | 2010-07-21 | 2011-02-23 | 海尔集团公司 | 空调器及其管径换热器 |
EP2702345A1 (en) * | 2011-04-29 | 2014-03-05 | Carrier Corporation | Shell and tube heat exchanger |
US20140196874A1 (en) * | 2011-12-26 | 2014-07-17 | Mitsubishi Electric Corporation | Outdoor unit, air-conditioning apparatus, and method for manufacturing outdoor units |
CN202734357U (zh) * | 2012-06-18 | 2013-02-13 | Tcl空调器(中山)有限公司 | 空调蒸发器 |
JP5538503B2 (ja) * | 2012-10-05 | 2014-07-02 | 三菱電機株式会社 | 室外機及び冷凍サイクル装置 |
CN203837095U (zh) * | 2014-02-21 | 2014-09-17 | 大金工业株式会社 | 空调机室内机 |
-
2016
- 2016-06-21 WO PCT/JP2016/068358 patent/WO2016208567A1/ja active Application Filing
- 2016-06-21 CN CN201680037260.3A patent/CN107850320B/zh active Active
- 2016-06-21 AU AU2016281336A patent/AU2016281336B2/en active Active
- 2016-06-21 EP EP16814337.8A patent/EP3315869B1/en active Active
- 2016-06-21 JP JP2017524913A patent/JP6420478B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007060922A1 (ja) * | 2005-11-25 | 2007-05-31 | Daikin Industries, Ltd. | 空気調和装置 |
JP2012013295A (ja) * | 2010-06-30 | 2012-01-19 | Sanyo Electric Co Ltd | ビルトイン型空気調和装置 |
JP2012037085A (ja) * | 2010-08-04 | 2012-02-23 | Mitsubishi Electric Corp | 空気調和機の室内機、及び空気調和機 |
WO2012176805A1 (ja) * | 2011-06-20 | 2012-12-27 | 三洋電機株式会社 | ビルトイン型空気調和装置 |
WO2015097821A1 (ja) * | 2013-12-26 | 2015-07-02 | 東芝キヤリア株式会社 | 空気調和機および熱交換器 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109237627A (zh) * | 2018-10-31 | 2019-01-18 | 宁波奥克斯电气股份有限公司 | 一种风管机 |
US20200340687A1 (en) * | 2018-12-19 | 2020-10-29 | Qingdao Haier Air-Conditioning Electronic Co., Ltd | Air duct machine |
Also Published As
Publication number | Publication date |
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EP3315869B1 (en) | 2020-04-15 |
EP3315869A4 (en) | 2019-03-27 |
AU2016281336A1 (en) | 2017-11-30 |
EP3315869A1 (en) | 2018-05-02 |
JP6420478B2 (ja) | 2018-11-07 |
CN107850320A (zh) | 2018-03-27 |
AU2016281336B2 (en) | 2019-01-31 |
CN107850320B (zh) | 2020-07-14 |
JPWO2016208567A1 (ja) | 2018-03-29 |
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