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WO2017068725A1 - Unité intérieure pour climatiseur - Google Patents

Unité intérieure pour climatiseur Download PDF

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Publication number
WO2017068725A1
WO2017068725A1 PCT/JP2015/079996 JP2015079996W WO2017068725A1 WO 2017068725 A1 WO2017068725 A1 WO 2017068725A1 JP 2015079996 W JP2015079996 W JP 2015079996W WO 2017068725 A1 WO2017068725 A1 WO 2017068725A1
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WO
WIPO (PCT)
Prior art keywords
heat exchange
heat exchanger
heat
heating operation
axial fan
Prior art date
Application number
PCT/JP2015/079996
Other languages
English (en)
Japanese (ja)
Inventor
昭憲 坂部
教将 上村
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to CN201590000491.8U priority Critical patent/CN207394969U/zh
Priority to PCT/JP2015/079996 priority patent/WO2017068725A1/fr
Priority to JP2017546378A priority patent/JP6521087B2/ja
Publication of WO2017068725A1 publication Critical patent/WO2017068725A1/fr

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Classifications

    • 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

Definitions

  • the present invention relates to an indoor unit of an air conditioner that improves heating performance.
  • a conventional indoor unit of an air conditioner is composed of components such as a heat exchanger and a fan, and a box-shaped casing in which they are built. This indoor unit heats or cools the room by circulating a refrigerant between it and an outdoor unit connected by piping, and radiating or absorbing heat with the air ventilated through the heat exchanger.
  • an axial fan which is a propeller fan, is arranged upstream of the heat exchanger as a result of improving the performance of the air conditioner by increasing heat dissipation or heat absorption efficiency.
  • Such a structure has been proposed (see, for example, Patent Documents 1 and 2).
  • This invention was made in order to solve the above problems, and it aims at providing the indoor unit of the air conditioner which can aim at a heating performance improvement.
  • An indoor unit of an air conditioner according to the present invention has a suction port on an upper surface portion, a casing having a blower outlet below the suction port, and a casing provided in the casing and provided below the suction port.
  • An axial flow fan, and a heat exchanger provided in the casing and at a position downstream of the axial flow fan and upstream of the air outlet, the heat exchanger having a gap.
  • a fin-and-tube type having a plurality of fins arranged side by side and a plurality of heat transfer tubes that penetrate the fins in the direction of arrangement and through which the refrigerant flows.
  • the heat exchange part is arranged in a W shape or a V shape in a side view, and during the heating operation, the heat exchange part is arranged on the outer peripheral side of the axial fan in a side view.
  • the heat transfer arranged at the top of the innermost row From the refrigerant to the heat exchanger outside is one that flows out.
  • the heat transfer tubes arranged at the top of the innermost rows of the heat exchange units arranged on the outer peripheral side of the axial fan that is, high-temperature air
  • FIG. 2 is a cross-sectional view taken along the line AA in FIG.
  • FIG. 2 is a side surface schematic diagram which shows an example of the heat exchanger which concerns on Embodiment 1 of this invention.
  • FIG. 1 is a perspective view of an air conditioner indoor unit 100 according to Embodiment 1 of the present invention
  • FIG. 2 shows a decorative panel in the air conditioner indoor unit 100 according to Embodiment 1 of the present invention
  • FIG. 3 is a perspective view showing a removed state
  • FIG. 3 is a cross-sectional view taken along the line AA in FIG.
  • terminology indicating directions for example, “up”, “down”, “right”, “left”, “front”, “back”, etc.
  • “up”, “down”, “right”, “left”, “front”, and “rear” are used when the indoor unit 100 is viewed from the front.
  • the indoor unit 100 supplies conditioned air to an conditioned space such as a room by using a refrigeration cycle that circulates refrigerant.
  • the indoor unit 100 mainly includes a box-shaped casing 1 in which a suction port 2 for sucking indoor air into the interior and a blow-out port 3 for supplying conditioned air to an air-conditioning target area are formed. And a fan that sucks room air from the suction port 2 and blows out conditioned air from the air outlet 3, and a heat exchanger 30 that creates conditioned air by heat exchange between the refrigerant and the room air. Yes.
  • the suction port 2 is formed in the upper surface portion 6 of the casing 1, and the air outlet 3 is formed below the suction port 2.
  • the air outlet 3 is formed on the lower side of the front surface portion 4 of the casing 1 and on the lower surface portion 9 of the casing 1.
  • the blower outlet 3 includes an up / down airflow direction flap 12 that adjusts the vertical direction of the conditioned air blown from the blower outlet 3, and a left / right direction that adjusts the horizontal direction of the conditioned air blown from the blower outlet 3.
  • a wind direction flap (not shown) is provided.
  • the up-and-down wind direction flap 12 becomes a structure which obstruct
  • the fan and the heat exchanger 30 are provided in the casing 1 at a position downstream of the suction port 2 and upstream of the air outlet 3.
  • an axial fan 20 which is a propeller fan, for example, is used as a fan.
  • the axial fan 20 includes a boss portion 21 serving as a rotating shaft and a plurality of blades 22 provided on the outer peripheral side of the boss portion 21.
  • the axial fan 20 is driven by a fan drive motor 23 connected to the boss portion 21.
  • a duct-shaped bell mouth 24 whose upstream end is enlarged in diameter is provided.
  • the indoor unit 100 of the air conditioner has a limited installation space, and thus the axial flow fan 20 cannot often be increased. Therefore, in the first embodiment, in order to obtain a desired air volume, a plurality (two in the first embodiment) of axial fans 20 are arranged in parallel in the left-right direction of the casing 1, that is, in the longitudinal direction. .
  • the number of axial fans 20 is not limited to a plurality. If a desired air volume can be obtained, only one axial fan 20 may be provided in the indoor unit 100.
  • the mixed flow fan is also included in the axial flow fan 20. This is because, in the mixed flow fan, the overall air flow is along the fan rotation axis.
  • the heat exchanger 30 is provided at a position on the downstream side of the axial fan 20 and on the upstream side of the air outlet 3.
  • the heat exchanger 30 is a fin-and-tube type, and includes a plurality of fins 31 arranged in parallel via a gap, and a plurality of transmissions through which the refrigerant passes through the fins 31 in the juxtaposition direction of the fins 31. And a heat pipe 32.
  • the shape of the heat exchanger 30 is formed in a W shape when viewed from the side.
  • the shape of the heat exchanger 30 was formed in W shape, it does not need to be strictly W shape. Details of the heat exchanger 30 will be described later.
  • the indoor unit 100 according to Embodiment 1 is provided with a drain pan 14 that collects condensation at the lower end of the heat exchanger 30.
  • the indoor unit 100 includes a filter 40 that removes dust from the air sucked into the casing 1 by the axial fan 20.
  • the filter 40 is detachably provided in the suction port 2 of the casing 1.
  • the filter 40 is movably accommodated in the cassette 50.
  • the cassette 50 is provided in the suction port 2 of the casing 1 so as to be detachable in the front-rear direction.
  • a design panel 11 is provided in front of the front surface portion 4 of the casing 1 so as to be freely opened and closed. And it is set as the structure which covers the front of the cassette 50 by closing the design panel 11. FIG. Thereby, the designability of the indoor unit 100 can be improved.
  • the indoor unit 100 configured as described above is provided, for example, on an indoor wall surface.
  • the indoor unit 100 rotates and drives the axial fan 20, more specifically the fan drive motor 23, so that the indoor air passes through the filter 40, dust in the air is removed, and ventilation in the casing 1 is performed. Inhaled into the road.
  • This indoor air is heat-exchanged with the refrigerant flowing in the heat transfer pipe 32 in the heat exchanger 30 to become conditioned air, and is controlled to a desired wind direction by the vertical wind direction flap 12 and the left and right wind direction flaps (not shown). It is supplied to the air-conditioned space from the air outlet 3.
  • the indoor unit 100 according to Embodiment 1 is assumed to be capable of heating operation.
  • FIG. 4 is a schematic side view illustrating an example of the heat exchanger 30 according to Embodiment 1 of the present invention
  • FIG. 5 is a diagram illustrating a refrigerant flow during heating operation of the heat exchanger 30 illustrated in FIG. It is.
  • the continuous line, dotted line, and arrow which are described in FIG. 5 have shown the flow of the refrigerant
  • the heat exchanger 30 includes a plurality of heat exchanging units 33.
  • FIG. 4 includes four heat exchanging units 33a to 33d as an example, and the heat exchanging units 33a to 33d are W-shaped when viewed from the side.
  • Each of the heat exchange units 33a to 33d includes a main heat exchange unit 34 and an auxiliary heat exchange unit 35.
  • the auxiliary heat exchange unit 35 is provided mainly for the purpose of increasing the supercooling region during the heating operation and improving the heat exchange performance.
  • the heat exchanger 30 according to the first embodiment includes the four heat exchange units 33a to 33d, but the number is not limited.
  • the auxiliary heat exchange units 35a and 35c are provided on the back side of the main heat exchange units 34a and 34c.
  • the auxiliary heat exchange units 35b and 35d are It is provided on the front side of the main heat exchange parts 34b, 34d.
  • the auxiliary heat exchange units 35a to 35d are provided on the axial fan 20 side, that is, on the air inflow side or upstream side of the main heat exchange units 34a to 34d.
  • the main heat exchange part 34 and the auxiliary heat exchange part 35 are thermally interrupted.
  • the refrigerant flows into the heat exchanger 30 during the heating operation from the heat transfer pipe 32a disposed on the air outflow side or the downstream side of the heat exchange units 33a to 33d and arranged at the lower stage of the main heat exchange units 34a to 34d. . That is, the refrigerant inlet 36 is formed in the heat transfer tube 32a.
  • the refrigerant flows into the heat exchanger 30 from the total eight heat transfer tubes 32a of the heat exchange units 33a to 33d.
  • the number and position of the heat transfer tubes 32 into which the refrigerant flows are not limited. That is, the number and position of the refrigerant inlets 36 are not limited.
  • the refrigerant flows out of the heat exchanger 30 during the heating operation from the heat transfer pipe 32b arranged at the uppermost stage of the auxiliary heat exchange parts 35a and 35d arranged on the outer peripheral side of the axial fan 20 in a side view. Leaks. That is, the refrigerant outlet 37 is formed in the heat transfer tube 32b.
  • the innermost row of the heat exchanging parts 33a and 33d is the most air inflow side or the most upstream side row.
  • the refrigerant flows out of the heat exchanger 30 from the total two heat transfer tubes 32b of the heat exchange unit 33a and the heat exchange unit 33d. It is not limited and either one may be sufficient. That is, the refrigerant outlet 37 may be at least one of the above. However, the amount of supercooling can be increased at two locations by allowing the refrigerant to flow out of the heat exchanger 30 from the two heat transfer tubes 32b during the heating operation.
  • FIG. 6 is a schematic side view showing an example of another heat exchanger 30a according to Embodiment 1 of the present invention.
  • the continuous line, dotted line, and arrow which are described in FIG. 6 have shown the flow of the refrigerant
  • each of the heat exchanging parts 33a to 33d constituting the heat exchanger 30a does not have the auxiliary heat exchanging parts 35a to 35d, and is constituted only by the main heat exchanging parts 34a to 34d.
  • the innermost row of the main heat exchange sections 34a and 34d is the most air inflow side or the most upstream side row.
  • the heat transfer units 33a and 33d arranged on the outer peripheral side of the axial fan 20 in a side view are transmitted in the uppermost row among the innermost rows.
  • the refrigerant flows out of the heat exchanger 30 from the heat pipe 32b during the heating operation. That is, in the example of the first embodiment, from the heat transfer pipe 32b arranged at the uppermost stage of the auxiliary heat exchange units 35a and 35d arranged on the outer peripheral side of the axial fan 20 in a side view, the heating operation is performed. , The refrigerant flows out of the heat exchanger 30.
  • the downstream side of the outer peripheral side of the axial fan 20 has a higher wind speed than the dead water area on the downstream side of the boss portion 21 located directly below the boss portion 21 and its periphery, and the heat exchangers 30 and 30a
  • the upstream side also has a higher wind speed than the downstream side. Therefore, it is possible to increase the amount of air passing through the supercooling region during the heating operation by causing the refrigerant to flow out of the heat exchangers 30 and 30a during the heating operation from the heat transfer pipe 32b arranged at a position where the wind speed is high. This can increase the amount of supercooling during heating operation. As a result, the heating performance can be improved.
  • the refrigerant may be allowed to flow out of the heat exchangers 30 and 30a during the heating operation. Therefore, in the first embodiment, from the heat transfer tube 32b arranged at the uppermost stage in the innermost row of the heat exchange parts 33a and 33d arranged on the outer peripheral side of the axial fan 20 in a side view. During the heating operation, the refrigerant flows out of the heat exchangers 30 and 30a.
  • the amount of air passing through the supercooling region during heating operation can be increased, and the amount of supercooling during heating operation can be increased. Therefore, the heating performance can be improved.
  • FIG. 7 is a schematic side view showing an example of another heat exchanger 30b according to Embodiment 1 of the present invention.
  • the continuous line, dotted line, and arrow which are described in FIG. 7 have shown the flow of the refrigerant
  • the number of rows and stages of the heat transfer tubes 32 are not limited to the numbers shown in FIG. 4, and the diameter of the heat transfer tubes 32 is not limited to the length shown in FIG.
  • the number of rows, stages, and tube diameters of the heat transfer tubes 32 may be as shown in FIG.
  • the number of heat transfer tubes 32b from which the refrigerant flows out of the heat exchanger 30b during the heating operation that is, the number of the refrigerant outlets 37 may be set to one as shown in FIG.
  • FIG. 8 is a schematic side view illustrating an example of the heat exchanger 30c according to Embodiment 2 of the present invention
  • FIG. 9 is a diagram illustrating the refrigerant flow during the heating operation of the heat exchanger 30c illustrated in FIG. It is.
  • the continuous line, dotted line, and arrow which are described in FIG. 9 have shown the flow of the refrigerant
  • the heat exchanger 30 is provided at a position downstream of the axial fan 20 and upstream of the outlet 3.
  • the heat exchanger 30c is a fin-and-tube type, and includes a plurality of fins 31 arranged in parallel via a gap, and a plurality of fins 31 that pass through the fins 31 in the direction in which the fins 31 are arranged, and into which refrigerant flows. And a heat transfer tube 32.
  • the shape of the heat exchanger 30c is formed in a V shape when viewed from the side.
  • the shape of the heat exchanger 30c was formed in V shape, it does not need to be strictly V shape.
  • the heat exchanger 30c is composed of a plurality of heat exchanging portions 33.
  • FIG. 8 is composed of two heat exchanging portions 33a and 33b as an example, and the heat exchanging portions 33a and 33b are V-shaped when viewed from the side. This shows a heat exchanger 30c in which is arranged.
  • Each heat exchanging part 33a, 33b is composed of a main heat exchanging part 34 and an auxiliary heat exchanging part 35.
  • the heat exchanger 30c which concerns on this Embodiment 2 is comprised by the two heat exchange parts 33a and 33b, it is not limited to the number.
  • the auxiliary heat exchange part 35a is provided on the back side of the main heat exchange part 34a, and in the heat exchange part 33b, the auxiliary heat exchange part 35b is provided on the front side of the main heat exchange part 34b. It has been.
  • the auxiliary heat exchange units 35a and 35b are provided on the axial fan 20 side, that is, on the air inflow side or upstream side of the main heat exchange units 34a and 34b.
  • the main heat exchange part 34 and the auxiliary heat exchange part 35 are thermally interrupted.
  • the refrigerant flows into the heat exchanger 30c during the heating operation from the heat transfer pipe 32a disposed on the air outflow side or the downstream side of the heat exchange units 33a and 33b and arranged at the lower stage of the main heat exchange units 34a and 34b. . That is, the refrigerant inlet 36 is formed in the heat transfer tube 32a.
  • the refrigerant flows into the heat exchanger 30c from the total four heat transfer tubes 32a of the heat exchange portions 33a and 33b, but the heat exchanger 30c
  • the number and position of the heat transfer tubes 32 into which the refrigerant flows are not limited. That is, the number and position of the refrigerant inlets 36 are not limited.
  • the heat inflow pipe 32b arranged on the air inflow side or the upstream side of the heat exchanging part 33a arranged on the outer peripheral side of the axial flow fan 20 in a side view outside the heat exchanger 30c during the heating operation.
  • the refrigerant flows out.
  • the heat exchanger 33b disposed on the outer peripheral side of the axial fan 20 as viewed from the side from the heat transfer tube 32b disposed at the uppermost row in the innermost row, heat exchanger during heating operation.
  • the refrigerant flows out of 30c.
  • the refrigerant flows out of the heat exchanger 30c during the heating operation from the heat transfer pipe 32b arranged at the uppermost stage of the auxiliary heat exchange part 35a arranged on the outer peripheral side of the axial fan 20 in a side view.
  • the refrigerant outlet 37 is formed in the heat transfer tube 32b.
  • the innermost row of the heat exchange section 33a is the row on the most air inflow side or upstream side.
  • the refrigerant flows out of the heat exchanger 30c from the total one heat transfer tube 32b of the heat exchange section 33a, but the present invention is not limited to this. You may make it a refrigerant
  • FIG. 10 is a schematic side view illustrating an example of another heat exchanger 30d according to Embodiment 2 of the present invention.
  • the continuous line, dotted line, and arrow which are described in FIG. 10 have shown the flow of the refrigerant
  • each heat exchange part 33a, 33b which comprises the heat exchanger 30d does not have the auxiliary heat exchange parts 35a, 35b, and is constituted only by the main heat exchange parts 34a, 34b.
  • heat is generated during the heating operation from the heat transfer pipe 32b arranged in the uppermost stage in the innermost row of the heat exchange section 33a arranged on the outer peripheral side of the axial fan 20 in a side view.
  • the refrigerant flows out of the exchanger 30d.
  • heat exchange is performed during heating operation from the heat transfer pipe 32b arranged at the top of the innermost row of the main heat exchange section 34a arranged on the outer peripheral side of the axial fan 20 in side view.
  • the refrigerant flows out of the vessel 30d.
  • the innermost row of the main heat exchanging part 34a is the most air inflow side or the most upstream side row.
  • the refrigerant flows out of the heat exchanger 30c during the heating operation. That is, in the example of the second embodiment, heat is generated during heating operation from the heat transfer tube 32b disposed at the uppermost stage of the auxiliary heat exchange unit 35a disposed on the outer peripheral side of the axial fan 20 in a side view.
  • the refrigerant flows out of the exchanger 30c.
  • the transmission disposed in the uppermost row in the innermost row of the main heat exchanging portions 34a disposed on the outer peripheral side of the axial flow fan 20 in a side view. From the heat pipe 32b, the refrigerant flows out of the heat exchanger 30d during the heating operation.
  • the downstream side of the outer peripheral side of the axial fan 20 has a higher wind speed than the dead water area on the downstream side of the boss portion 21 located immediately below the boss portion 21 and its periphery, and the heat exchangers 30c and 30d
  • the upstream side has a higher wind speed than the downstream side. Therefore, it is possible to increase the amount of air passing through the supercooling region during the heating operation by causing the refrigerant to flow out of the heat exchangers 30c and 30d during the heating operation from the heat transfer tube 32b disposed at a position where the wind speed is high. This can increase the amount of supercooling during heating operation. As a result, the heating performance can be improved.
  • the refrigerant may be allowed to flow out of the heat exchangers 30c and 30d during the heating operation. Therefore, in the present second embodiment, heating is performed from the heat transfer tube 32b arranged at the uppermost stage in the innermost row of the heat exchange section 33a arranged on the outer peripheral side of the axial flow fan 20 in a side view. During operation, the refrigerant flows out of the heat exchangers 30c and 30d.
  • region at the time of heating operation can be increased, and the amount of supercooling at the time of heating operation can be increased. Therefore, the heating performance can be improved.

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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)
  • Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)

Abstract

L'invention concerne une unité intérieure pour un climatiseur, qui comprend : un boîtier qui comporte un orifice d'aspiration dans sa partie de surface supérieure, et comporte un orifice de soufflage au-dessous de l'orifice d'aspiration ; un ventilateur axial qui est situé dans le boîtier et est disposé au-dessous de l'orifice d'aspiration ; et un échangeur de chaleur qui est situé dans le boîtier et est disposé au niveau d'une position en aval du ventilateur axial, mais en amont de l'orifice de soufflage. L'échangeur de chaleur est un type à ailettes comprenant une pluralité d'ailettes qui sont juxtaposées les unes aux autres par intervalles, et une pluralité de tuyaux de transfert de chaleur qui passent à travers les ailettes dans la direction de juxtaposition, et à travers lesquels passe un fluide réfrigérant. L'échangeur de chaleur est formé d'une pluralité d'unités d'échange de chaleur, et les unités d'échange de chaleur sont agencées dans une forme en W ou une forme en V selon une vue latérale. Pendant une opération de chauffage, le fluide réfrigérant s'écoule vers l'extérieur de l'échangeur de chaleur depuis le tuyau de transfert de chaleur qui est agencé au niveau de l'étage le plus haut dans la rangée la plus interne dans l'unité d'échange de chaleur qui est agencée au niveau du côté circonférentiel externe, selon une vue latérale, du ventilateur axial.
PCT/JP2015/079996 2015-10-23 2015-10-23 Unité intérieure pour climatiseur WO2017068725A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201590000491.8U CN207394969U (zh) 2015-10-23 2015-10-23 空调机的室内机
PCT/JP2015/079996 WO2017068725A1 (fr) 2015-10-23 2015-10-23 Unité intérieure pour climatiseur
JP2017546378A JP6521087B2 (ja) 2015-10-23 2015-10-23 空気調和機の室内機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2015/079996 WO2017068725A1 (fr) 2015-10-23 2015-10-23 Unité intérieure pour climatiseur

Publications (1)

Publication Number Publication Date
WO2017068725A1 true WO2017068725A1 (fr) 2017-04-27

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PCT/JP2015/079996 WO2017068725A1 (fr) 2015-10-23 2015-10-23 Unité intérieure pour climatiseur

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JP (1) JP6521087B2 (fr)
CN (1) CN207394969U (fr)
WO (1) WO2017068725A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190145635A1 (en) * 2017-11-14 2019-05-16 Regal Beloit America, Inc. Air handling system and method for assembling the same
WO2020165973A1 (fr) * 2019-02-13 2020-08-20 三菱電機株式会社 Unité intérieure de dispositif de climatisation, et dispositif de climatisation
WO2022120980A1 (fr) * 2020-12-11 2022-06-16 广东美的白色家电技术创新中心有限公司 Unité intérieure de climatiseur et climatiseur

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN210861409U (zh) * 2019-11-28 2020-06-26 广东美的制冷设备有限公司 换热器组件和具有其的空调室内机

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JPH102575A (ja) * 1996-06-13 1998-01-06 Toshiba Corp 空気調和機
WO2010089920A1 (fr) * 2009-02-05 2010-08-12 三菱電機株式会社 Unité intérieure pour climatiseur, et climatiseur
WO2012017478A1 (fr) * 2010-08-04 2012-02-09 三菱電機株式会社 Unité intérieure pour climatiseur et climatiseur
JP2014040984A (ja) * 2012-08-23 2014-03-06 Daikin Ind Ltd 熱交換器及びその製造方法

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US3058722A (en) * 1961-01-03 1962-10-16 Phil Rich Fan Mfg Co Inc Heat exchanger
US6161394A (en) * 1988-01-21 2000-12-19 Altech Controls Corp. Method and apparatus for condensing and subcooling refrigerant
WO2008064257A2 (fr) * 2006-11-22 2008-05-29 Johnson Controls Technology Company Procédé de fabrication d'un échangeur de chaleur multicanaux formés

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Publication number Priority date Publication date Assignee Title
JPH102575A (ja) * 1996-06-13 1998-01-06 Toshiba Corp 空気調和機
WO2010089920A1 (fr) * 2009-02-05 2010-08-12 三菱電機株式会社 Unité intérieure pour climatiseur, et climatiseur
WO2012017478A1 (fr) * 2010-08-04 2012-02-09 三菱電機株式会社 Unité intérieure pour climatiseur et climatiseur
JP2014040984A (ja) * 2012-08-23 2014-03-06 Daikin Ind Ltd 熱交換器及びその製造方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190145635A1 (en) * 2017-11-14 2019-05-16 Regal Beloit America, Inc. Air handling system and method for assembling the same
WO2020165973A1 (fr) * 2019-02-13 2020-08-20 三菱電機株式会社 Unité intérieure de dispositif de climatisation, et dispositif de climatisation
JPWO2020165973A1 (ja) * 2019-02-13 2021-09-30 三菱電機株式会社 空気調和装置の室内機及び空気調和装置
WO2022120980A1 (fr) * 2020-12-11 2022-06-16 广东美的白色家电技术创新中心有限公司 Unité intérieure de climatiseur et climatiseur

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CN207394969U (zh) 2018-05-22
JP6521087B2 (ja) 2019-05-29

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