WO2018216392A1 - 空気調和機の室内機 - Google Patents

空気調和機の室内機 Download PDF

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Publication number
WO2018216392A1
WO2018216392A1 PCT/JP2018/015549 JP2018015549W WO2018216392A1 WO 2018216392 A1 WO2018216392 A1 WO 2018216392A1 JP 2018015549 W JP2018015549 W JP 2018015549W WO 2018216392 A1 WO2018216392 A1 WO 2018216392A1
Authority
WO
WIPO (PCT)
Prior art keywords
heat exchanger
indoor unit
centrifugal fan
air
casing
Prior art date
Application number
PCT/JP2018/015549
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
康弘 大石
弘和 土居
大佑 深堀
Original Assignee
ダイキン工業株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ダイキン工業株式会社 filed Critical ダイキン工業株式会社
Priority to AU2018271442A priority Critical patent/AU2018271442B2/en
Priority to ES18805432T priority patent/ES2887855T3/es
Priority to EP18805432.4A priority patent/EP3614064B1/en
Priority to CN201880026579.5A priority patent/CN110537059B/zh
Publication of WO2018216392A1 publication Critical patent/WO2018216392A1/ja

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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
    • F24F1/0068—Indoor units, e.g. fan coil units characterised by the arrangement of refrigerant piping outside the heat exchanger within the unit casing
    • 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
    • F24F1/0059—Indoor units, e.g. fan coil units characterised by 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
    • 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
    • F24F1/0063—Indoor units, e.g. fan coil units characterised by heat exchangers by the mounting or arrangement of the heat exchangers

Definitions

  • This invention relates to an indoor unit of an air conditioner.
  • a U-shaped heat exchanger As an indoor unit of an air conditioner, a U-shaped heat exchanger is provided, the opening of the heat exchanger is covered with a partition part, and sucked by a turbo fan surrounded by the heat exchanger and the partition part. There is one that blows air in two directions through a heat exchanger (see, for example, JP-A-2015-81692 (Patent Document 1)).
  • the partition portion is provided with a protruding portion that protrudes toward the turbofan.
  • the flow of air from the protrusion-shaped portion toward one end of the partition portion and the flow of air from the protrusion-shaped portion toward the other end of the partition portion are made uniform.
  • air is guided in the same direction as the rotation direction of the turbofan in the portion from the projection shape portion to one end portion of the partition portion, but from the projection shape portion to the partition portion. In the portion up to the other end, air is guided in the direction opposite to the rotational direction of the turbofan.
  • an object of the present invention is to provide an indoor unit of an air conditioner that can suppress the generation of abnormal noise by preventing the generation of a high-pressure portion in the vicinity of the end portion of the partition portion.
  • An indoor unit of an air conditioner is A casing, A centrifugal fan disposed in the casing; A heat exchanger arranged to surround two or three sides of the centrifugal fan in the casing; Surrounding the centrifugal fan together with the heat exchanger, connecting one end of the heat exchanger and the other end of the heat exchanger, and centrifuging the one end of the heat exchanger to the other end of the heat exchanger.
  • the partitioning portion guides the blown air of the centrifugal fan from the one end side of the heat exchanger to the other end side of the heat exchanger, the air flowing along the partitioning portion is the same as the rotation direction of the centrifugal fan. Can flow in the direction. Therefore, since the pressure in the vicinity of the end portion of the partition portion can be reduced, the generation of abnormal noise can be suppressed by preventing the generation of the high pressure portion in the vicinity of the end portion of the partition portion.
  • the distance between the centrifugal fan and the partition portion is longer on the other end side of the heat exchanger than on the one end side of the heat exchanger, the pressure in the vicinity of the end portion on the downstream side of the partition portion is reduced. Go down. Therefore, the pressure in the vicinity of the end on the downstream side of the partition portion can be further reduced, so that the effect of suppressing the generation of abnormal noise can be enhanced.
  • the distance between the centrifugal fan and the partition portion gradually increases from one end of the heat exchanger toward the other end of the heat exchanger.
  • the centrifugal fan to the heat exchanger Collision between the air flowing through and the air flowing along the partition portion can be mitigated. Therefore, the effect of suppressing the occurrence of abnormal noise can be further enhanced.
  • the other end of the heat exchanger is located closer to the one wall portion than the one end of the heat exchanger.
  • the distance between the centrifugal fan and the other end of the heat exchanger is increased. Can do. As a result, the pressure near the other end of the heat exchanger can be reduced.
  • the air blown from the centrifugal fan is blown out from a blower outlet provided on the opposite side of the centrifugal fan from the partition portion side.
  • the air outlet provided on the opposite side of the centrifugal fan from the side of the partition blows out the air blown from the centrifugal fan
  • the air blown from the centrifugal fan is smoothly supplied from the partition to the air outlet. Can be shed. Therefore, it is possible to suppress the occurrence of turbulent flow in the flow path from the partition portion to the blowout port for the blown air of the centrifugal fan.
  • the present invention can provide an indoor unit of an air conditioner that can suppress the generation of abnormal noise by preventing the generation of a high-pressure portion in the vicinity of the end of the partition portion.
  • FIG. 4 is a cross-sectional view taken along line IV-IV in FIG. 3. It is a bottom view which shows the state which removed the panel, the drain pan, etc. from the said indoor unit. It is a bottom view which shows the state which attached the flap to the indoor unit of FIG. It is a bottom view which shows the state which removed the flap from the said indoor unit. It is a top view of the partition plate of the indoor unit. It is a perspective view of the said partition plate. It is a bottom view of the partition plate.
  • FIG. 1 shows a perspective view of an air conditioner indoor unit according to an embodiment of the present invention as viewed obliquely from below.
  • FIG. 2 is a perspective view of the indoor unit as viewed obliquely from above.
  • the indoor unit of this embodiment is a ceiling-embedded indoor unit, and as shown in FIGS. 1 and 2, a casing body 1 and a rectangular panel 2 attached to the lower side of the casing body 1 And a grill 3 removably attached to the panel 2.
  • the casing body 1, the panel 2, and the grill 3 constitute an example of a casing.
  • the pipe connection parts 5 and 6 and the drain socket 7 protrude from the side wall of the casing body 1.
  • a refrigerant pipe (not shown) on the outside of the casing body 1 is connected to the pipe connection parts 5 and 6.
  • a drain hose (not shown) on the outside of the casing body 1 is connected to the drain socket 7.
  • an electrical component part 8 is provided on the side wall of the casing body 1 so as to be adjacent to the pipe connection parts 5 and 6 and the drain socket 7.
  • the blower outlet 10 is provided so that it may be located in the one side of the longitudinal direction of the grill 3, and along the short side of the outer edge of the panel 2.
  • the flap 20 which opens and closes the blower outlet 10 is attached to the panel 2 so that rotation is possible.
  • FIG. 1 the state by which the blower outlet 10 was closed by the flap 20 is shown.
  • the indoor unit of this embodiment is provided with suspension fittings 101, 102, 103, and 104 (the suspension fitting 104 is shown in FIG. 5).
  • the suspension fittings 101, 102, 103, and 104 are fixed to suspension bolts (not shown) that hang down from, for example, a frame on the back of the ceiling. As a result, the indoor unit is suspended from the ceiling.
  • FIG. 3 shows a bottom view of the indoor unit. 3, the same components as those in FIGS. 1 and 2 are denoted by the same reference numerals as those in the components in FIGS.
  • the flap 20 has a U-shape in plan view and controls the air direction of the air blown from the air outlet 10.
  • the flap 20 includes a flap main body 20a extending along the rotation shaft 21, a first auxiliary flap 20b connected to one end of the flap main body 20a, and a second auxiliary connected to the other end of the flap main body 20a. And a flap 20c.
  • the first auxiliary flap 20b extends from one end of the flap body 20a toward the side opposite to the outlet 10 side of the casing body 1.
  • the first auxiliary flap 20b is connected to the stepping motor 80 via the link mechanism 90.
  • the second auxiliary flap 20c extends from the other end of the flap body 20a toward the side opposite to the outlet 10 side of the casing body 1. That is, the extending direction of the second auxiliary flap 20c is parallel to the extending direction of the first auxiliary flap 20b.
  • the stepping motor 80 is disposed in a space constituted by the casing body 1, the panel 2, and the grill 3, and is adjacent to the flap 20 in a direction orthogonal to the rotation axis direction of the flap 20. Further, the stepping motor 80 is located on the opposite side of the casing body 1 from the outlet 10 side with respect to the rotation shaft 21. Further, the stepping motor 80 generates a driving force for rotating the flap 20. At this time, the flap 20 receives the driving force of the stepping motor 80 via the link mechanism 90 and rotates around the rotation shaft 21. Note that the stepping motor 80 may be positioned on the outlet 10 side of the casing body 1 with respect to the rotation shaft 21.
  • a suction port 1a is provided in the central portion of the casing body 1 (shown in FIGS. 1 and 2).
  • a filter 4 (shown in FIG. 4) is disposed between the suction port 1a and the grill 3.
  • blower outlet 10 side of the casing main body 1 means the first wall portion 11 (shown in FIG. 5) side of the casing main body 1.
  • FIG. 4 shows a cross-sectional view taken along line IV-IV in FIG. 4, the same components as those in FIGS. 1 to 3 are denoted by the same reference numerals as those of the components in FIGS.
  • a turbo fan 30 is disposed in the casing body 1.
  • the turbo fan 30 is driven by a motor 31 and rotates in a predetermined rotation direction.
  • the predetermined rotation direction coincides with the counterclockwise direction.
  • the turbo fan 30 is an example of a centrifugal fan.
  • a bell mouth 32 is disposed between the suction port 1a of the casing body 1 and the turbo fan 30, a bell mouth 32 is disposed.
  • the turbo fan 30 sucks indoor air through the space in the bell mouth 32.
  • a heat exchanger 40 and a partition plate 50 are arranged around the turbofan 30.
  • the air blown from the turbo fan 30 passes through the heat exchanger 40 and then blows out from the air outlet 10 provided on the opposite side of the turbo fan 30 from the partition plate 50 side.
  • the partition plate 50 guides the blown air from the turbo fan 30 to the heat exchanger 40.
  • the partition plate 50 is an example of a partition part. Further, the partition portion may be formed of a part of the casing body 1.
  • a drain pan 60 is arranged in the casing body 1 from the lower side of the heat exchanger 40 to the lower side of the partition plate 50. As a result, the condensed water generated in the heat exchanger 40 and the partition plate 50 can be received by the drain pan 60.
  • a ventilation path P for guiding the air blown from the turbo fan 30 to the air outlet 10 of the panel 2 is formed.
  • FIG. 5 shows a bottom view of the indoor unit with the panel 2, the drain pan 60, etc. removed.
  • the casing body 1 is provided between the first wall portion 11 on the air outlet 10 side, the second wall portion 12 facing the first wall portion 11, and the first wall portion 11 and the second wall portion 12. And third and fourth wall portions 13 and 14 facing each other.
  • the ends of the third and fourth wall portions 13 and 14 on the outlet 10 side are continuous with the first wall portion 11.
  • ends of the third and fourth wall portions 13 and 14 opposite to the outlet 10 are connected to the second wall portion 12.
  • the second wall portion 12 is an example of one wall portion of the casing.
  • the shape of the second wall portion 12 is determined so that the portion 12b on the fourth wall portion 14 side is located on the first wall portion 11 side rather than the portion 12a on the third wall portion 13 side. ing. That is, the part 12b in which the pipe connection parts 5 and 6 are provided in the second wall part 12 is recessed toward the first wall part 11 side. Further, the intermediate portion 12c between the portions 12a and 12b is inclined with respect to the direction in which the portions 12a and 12b extend.
  • the heat exchanger 40 is disposed between the first wall portion 11, the third wall portion 13, the fourth wall portion 14, and the turbofan 30 of the casing body 1.
  • the heat exchanger 40 includes a first heat exchange unit 41, a second heat exchange unit 42, and a third heat exchange unit 43.
  • the first heat exchange unit 41, the second heat exchange unit 42, and the third heat exchange unit 43 are integrally formed with each other.
  • the 1st heat exchange part 41, the 2nd heat exchange part 42, and the 3rd heat exchange part 43 may be formed separately, for example, may be arrange
  • the first heat exchanging part 41 is formed along the first wall part 11 and faces the first wall part 11 of the casing body 1.
  • the second heat exchange part 42 faces the third wall part 13 of the casing body 1 and extends from the first wall part 11 side toward the second wall part 12 side.
  • the second heat exchange unit 42 is located upstream of the first heat exchange unit 41 in the rotational direction R of the turbo fan 30.
  • a drain pump 70 is disposed between the tip of the second heat exchange part 42 and the part of the second wall part 12 on the third wall part 13 side.
  • the drain pump 70 sucks the condensed water accumulated in the drain pan 60 and discharges the sucked condensed water to the drain socket 7 side. That is, the drain pump 70 is a pump for discharging condensed water in the casing body 1 to the outside of the casing body 1.
  • the third heat exchanging part 43 faces the fourth wall part 14 of the casing body 1 and extends from the first wall part 11 side toward the second wall part 12 side.
  • the third heat exchange unit 43 is located downstream of the first heat exchange unit 41 in the rotational direction R of the turbo fan 30.
  • the tip of the second heat exchange part 42 is located closer to the second wall part 12 than the tip of the third heat exchange part 43.
  • the tip of the second heat exchange unit 42 is disposed at a location relatively far from the air outlet 10, while the tip of the third heat exchange unit 43 is located at a location relatively close to the air outlet 10. Is placed.
  • tip of the 2nd heat exchange part 42 is an example of the other end of a heat exchanger.
  • the tip of the third heat exchanging unit 43 is an example of one end of the heat exchanger.
  • the tip of the third heat exchange part 43 and the pipe connection part 5 are connected to each other via a refrigerant pipe 85. Further, the tip of the third heat exchanging portion 43 and the pipe connecting portion 6 are connected to each other via a refrigerant pipe 86.
  • the pipe connecting portions 5 and 6 connect the refrigerant pipes 85 and 86 in the casing body 1 and the refrigerant pipe outside the casing body 1.
  • the pipe connection parts 5 and 6 allow the refrigerant to flow into the heat exchanger 40.
  • the distance between the second heat exchange part 42 and the third heat exchange part 43 becomes longer as the distance from the air outlet 10 increases. That is, the heat exchanger 40 is formed so as to exhibit a U-shape when seen in a plan view. In addition, the distance between the 2nd heat exchange part 42 and the 3rd heat exchange part 43 is good also as fixed or substantially constant. Further, the heat exchanger 40 may be formed to exhibit, for example, a V shape, an arc shape, or the like in plan view.
  • the partition plate 50 surrounds the turbo fan 30 together with the heat exchanger 40.
  • the partition plate 50 connects the tip of the second heat exchange part 42 and the tip of the third heat exchange part 43. Further, the partition plate 50 guides the blown air of the turbo fan 30 from the tip side of the third heat exchange unit 43 to the tip side of the second heat exchange unit 42. Further, the distance L between the turbo fan 30 and the partition plate 50 is longer on the front end side of the second heat exchange unit 42 than on the front end side of the third heat exchange unit 43. More specifically, the distance L between the turbo fan 30 and the partition plate 50 gradually increases from the front end side of the third heat exchange unit 43 toward the front end side of the second heat exchange unit 42. The distance L between the turbo fan 30 and the partition plate 50 may be increased stepwise.
  • FIG. 6 shows a state where the flap 20 (shown by hatching) is attached to the indoor unit shown in FIG. 5, and
  • FIG. 7 shows a state where the flap 20 of the indoor unit is removed. 6 and 7, the same reference numerals as those in FIGS. 1 to 5 are assigned to the same components as those in FIGS.
  • the flap body 20a and the first and second auxiliary flaps 20b and 20c are arranged so as not to overlap the heat exchanger 40 as shown in FIG.
  • the flap body 20 a is provided along the first wall portion 11 of the casing body 1.
  • the first auxiliary flap 20 b extends along the third wall portion 13 of the casing body 1.
  • the second auxiliary flap 20 c extends along the fourth wall portion 14 of the casing body 1.
  • the front ends of the first and second auxiliary flaps 20b and 20c are located on the second wall 12 side of the casing body 1.
  • the air outlet 10 includes a rectangular first air outlet 10 a provided along the first wall 11 of the casing body 1, and second and third air outlets. 10b and 10c.
  • the second air outlet 10b extends from one end of the first air outlet 10a toward the third wall 13 side of the casing body 1 and then bends to the second wall of the casing body 1. It extends towards 12.
  • the third outlet portion 10c extends from the other end portion of the first outlet portion 10a toward the fourth wall portion 14 side of the casing body 1 and then bends to form the second outlet of the casing body 1. It extends toward the wall 12.
  • FIG. 8 is a top view of the partition plate 50.
  • FIG. 9 shows a perspective view of the partition plate 50 as viewed obliquely from above.
  • FIG. 10 is a bottom view of the partition plate 50.
  • the partition plate 50 has a curved partition plate main body 50a and a flange 50b provided at the upper end of the partition plate main body 50a.
  • the distance between the inner peripheral surface of the partition plate main body 50 a and the outer peripheral edge of the turbo fan 30 corresponds to the distance L between the turbo fan 30 and the partition plate 50. More specifically, the intersection of the half line extending in the radial direction from the center of the turbo fan 30 toward the partition plate body 50a and the outer peripheral edge of the turbo fan 30 is defined as an intersection point A, and the above half line;
  • the intersection point with the inner peripheral surface of the partition plate main body 50 a is the intersection point B
  • the distance from the intersection point A to the intersection point B corresponds to the distance L.
  • the flange portion 50b extends from the upstream end of the partition plate body 50a to a position that is advanced about 2/3 of the length of the partition plate body 50a toward the downstream end of the partition plate body 50a. ing.
  • the indoor unit configured as described above, when the turbo fan 30 is driven, between the turbo fan 30 and the partition plate 50, the leading end of the third heat exchanging unit 43 is directed toward the leading end of the second heat exchanging unit 42.
  • the air blown from the turbo fan 30 flows. Thereafter, the blown air of the turbo fan 30 passes through the heat exchanger 40, flows through the ventilation path P, and reaches the blower outlet 10 of the panel 2.
  • the air between the turbo fan 30 and the partition plate 50 flows in the same direction as the rotation direction R of the turbo fan 30, the pressure in the vicinity of the upstream and downstream ends of the partition plate 50 can be reduced. Therefore, the generation of abnormal noise can be suppressed by preventing the high-pressure portion from being generated near the upstream and downstream ends of the partition plate 50.
  • the distance L between the turbo fan 30 and the partition plate 50 is longer on the tip side of the second heat exchange part 42 than on the tip side of the third heat exchange part 43.
  • the pressure near the end of Accordingly, the pressure in the vicinity of the downstream end portion of the partition plate 50 can be further reduced, so that the effect of suppressing the occurrence of abnormal noise can be further enhanced.
  • the distance L between the turbo fan 30 and the partition plate 50 gradually increases from the front end side of the third heat exchange unit 43 toward the front end side of the second heat exchange unit 42, The collision between the air flowing through the second heat exchange unit 42 and the air flowing along the partition plate 50 can be reduced. Therefore, the effect of suppressing the occurrence of abnormal noise can be further enhanced.
  • the tip of the second heat exchange part 42 is located closer to the second wall 12 side of the casing body 1 than the tip of the third heat exchange part 43, the tips of the turbo fan 30 and the second heat exchange part 42.
  • the distance between can be increased.
  • the pressure in the vicinity of the tip of the second heat exchange unit 42 can be reduced.
  • the blower outlet 10 provided in the opposite side to the partition plate 50 side with respect to the turbofan 30 blows off the blowout air of the turbofan 30
  • the blowout air of the turbofan 30 is sent from the partition plate 50 to the blower outlet 10. It can flow smoothly. Accordingly, it is possible to suppress the occurrence of turbulent flow in the flow path from the partition plate 50 to the blower outlet 10 when the blown air of the turbo fan 30 is flowed.
  • the indoor unit including a rectangular parallelepiped casing composed of the casing body 1, the panel 2, and the grill 3 has been described, but the shape of the casing is not limited thereto.
  • the ceiling-embedded indoor unit has been described.
  • the indoor unit is not limited to this, and the present invention may be applied to a ceiling-mounted indoor unit.
  • the indoor unit had the blower outlet 10 so that the air which passed through the heat exchanger 40 blows off to one direction
  • the air which passed through the heat exchanger 40 has two directions or three. You may have a blower outlet so that it may blow out in a direction.
  • the heat exchanger 40 is formed so as to surround the three sides of the turbo fan 30 and disposed in the casing body 1.
  • the heat exchanger is formed so as to surround the two sides of the turbo fan 30.
  • a heat exchanger in which the second heat exchanging part 42 or the third heat exchanging part 43 is eliminated from the heat exchanger 40, that is, a heat exchanger having an L shape in plan view is arranged in the casing body 1. May be.
  • the heat exchanger may be positioned between the first and third wall portions 11 and 13 of the casing body 1 and the turbofan 30, or the first heat exchanger of the casing body 1. You may make it locate between the 1st, 4th wall parts 11 and 14 and the turbo fan 30.
  • SYMBOLS 1 Casing main body 1a Inlet 2 Panel 3 Grill 4 Filter 5,6 Piping connection part 7 Drain socket 8 Electrical component part 10 Outlet 11 1st wall part 12 2nd wall part 13 3rd wall part 14 4th wall part 20 Flap 20a Flap body 20b First auxiliary flap 20c Second auxiliary flap 21 Rotating shaft 30 Turbo fan 31 Motor 32 Bell mouth 40 Heat exchanger 41 First heat exchange part 42 Second heat exchange part 43 Third heat exchange part 50 Partition plate 50a Partition plate body 50b Gutter 60 Drain pan 70 Drain pump 80 Stepping motor 90 Link mechanism

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
PCT/JP2018/015549 2017-05-24 2018-04-13 空気調和機の室内機 WO2018216392A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
AU2018271442A AU2018271442B2 (en) 2017-05-24 2018-04-13 Indoor unit for air conditioner
ES18805432T ES2887855T3 (es) 2017-05-24 2018-04-13 Unidad interior para acondicionador de aire
EP18805432.4A EP3614064B1 (en) 2017-05-24 2018-04-13 Indoor unit for air conditioner
CN201880026579.5A CN110537059B (zh) 2017-05-24 2018-04-13 空调机的室内机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017-103055 2017-05-24
JP2017103055A JP6409908B1 (ja) 2017-05-24 2017-05-24 空気調和機の室内機

Publications (1)

Publication Number Publication Date
WO2018216392A1 true WO2018216392A1 (ja) 2018-11-29

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PCT/JP2018/015549 WO2018216392A1 (ja) 2017-05-24 2018-04-13 空気調和機の室内機

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EP (1) EP3614064B1 (zh)
JP (1) JP6409908B1 (zh)
CN (1) CN110537059B (zh)
AU (1) AU2018271442B2 (zh)
ES (1) ES2887855T3 (zh)
WO (1) WO2018216392A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220186979A1 (en) * 2020-12-14 2022-06-16 Rheem Manufacturing Company Heating systems with unhoused centrifugal fan and wraparound heat exchanger

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60159528A (ja) * 1984-01-26 1985-08-21 Sanyo Electric Co Ltd 熱交換ユニツト
JPS62166237A (ja) * 1986-01-16 1987-07-22 Matsushita Electric Ind Co Ltd 空気調和装置
JPH01140422U (zh) * 1988-03-18 1989-09-26
JP2000046360A (ja) * 1998-07-29 2000-02-18 Hitachi Ltd 天井埋込形の室内機
JP2015081692A (ja) 2013-10-21 2015-04-27 日立アプライアンス株式会社 空気調和機の室内機
CN106594872A (zh) * 2016-12-06 2017-04-26 美的集团股份有限公司 空调柜机、空调器和空调柜机的出风控制方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4724939B2 (ja) * 2001-03-30 2011-07-13 ダイキン工業株式会社 空気調和機
JP6302361B2 (ja) * 2014-06-12 2018-03-28 日立ジョンソンコントロールズ空調株式会社 空気調和機

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60159528A (ja) * 1984-01-26 1985-08-21 Sanyo Electric Co Ltd 熱交換ユニツト
JPS62166237A (ja) * 1986-01-16 1987-07-22 Matsushita Electric Ind Co Ltd 空気調和装置
JPH01140422U (zh) * 1988-03-18 1989-09-26
JP2000046360A (ja) * 1998-07-29 2000-02-18 Hitachi Ltd 天井埋込形の室内機
JP2015081692A (ja) 2013-10-21 2015-04-27 日立アプライアンス株式会社 空気調和機の室内機
CN106594872A (zh) * 2016-12-06 2017-04-26 美的集团股份有限公司 空调柜机、空调器和空调柜机的出风控制方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220186979A1 (en) * 2020-12-14 2022-06-16 Rheem Manufacturing Company Heating systems with unhoused centrifugal fan and wraparound heat exchanger

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JP2018197637A (ja) 2018-12-13
EP3614064B1 (en) 2021-06-09
CN110537059A (zh) 2019-12-03
AU2018271442A1 (en) 2019-12-12
CN110537059B (zh) 2021-05-11
ES2887855T3 (es) 2021-12-28
AU2018271442B2 (en) 2021-04-01
JP6409908B1 (ja) 2018-10-24
EP3614064A1 (en) 2020-02-26
EP3614064A4 (en) 2020-04-15

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