WO2014174625A1 - Conditionneur d'air - Google Patents

Conditionneur d'air Download PDF

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Publication number
WO2014174625A1
WO2014174625A1 PCT/JP2013/062134 JP2013062134W WO2014174625A1 WO 2014174625 A1 WO2014174625 A1 WO 2014174625A1 JP 2013062134 W JP2013062134 W JP 2013062134W WO 2014174625 A1 WO2014174625 A1 WO 2014174625A1
Authority
WO
WIPO (PCT)
Prior art keywords
outlet
air
blower
air conditioner
panel
Prior art date
Application number
PCT/JP2013/062134
Other languages
English (en)
Japanese (ja)
Inventor
惇司 河野
池田　尚史
昌彦 高木
栗原　誠
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 PCT/JP2013/062134 priority Critical patent/WO2014174625A1/fr
Priority to JP2015513423A priority patent/JP6139669B2/ja
Priority to CN201420198697.3U priority patent/CN203869173U/zh
Publication of WO2014174625A1 publication Critical patent/WO2014174625A1/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
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0071—Indoor units, e.g. fan coil units with means for purifying supplied air
    • 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

Definitions

  • the present invention relates to an air conditioner in which a main body is installed behind the ceiling of an air conditioned room.
  • Patent Document 1 As a conventional ceiling-embedded air conditioner, for example, there is one disclosed in Patent Document 1.
  • the air conditioner described in Patent Literature 1 includes a partition portion that rises in the air blowing direction in the vicinity of the side wall portion of the main body outlet, and a second partition portion that is continuous with the partition portion and forms an air passage. .
  • an air conditioner has been proposed in which the airflow from the side wall of the air outlet is guided to the air outlet so as not to become a resistance (see, for example, Patent Document 1).
  • the conventional ceiling-embedded air conditioner has a problem that when the air that has passed through the heat exchanger flows into the air outlet, the airflow is easily separated at the inlet of the air outlet.
  • the air outlet is formed except for the corner portion of the main body, the portion where the airflow from the air channel wall side inside the main body of the air outlet and the airflow from the side wall side on the corner side of the air outlet merge.
  • peeling of an air current became large. That is, there is a problem that air flow separation becomes large on the air channel wall side inside the main body near the end portion in the longitudinal direction of the air outlet.
  • the airflow resistance of the air passing through the outlet increases.
  • the partition portion can suppress an increase in ventilation resistance due to the airflow from the side wall side on the corner side of the outlet.
  • the opening area of the outlet is narrowed by the second partition portion. For this reason, there existed a subject that the ventilation resistance of a blower outlet increased, the air volume fell, and the noise increased.
  • the present invention has been made to solve at least one of the above-described problems, and an object of the present invention is to provide an air conditioner that can suppress the separation of the airflow at the outlet. Moreover, it aims at providing the air conditioner which can suppress the increase in the ventilation resistance in a blower outlet. Moreover, it aims at providing the air conditioner which can suppress the fall of an air volume. Moreover, it aims at providing the air conditioner which can suppress the increase in noise. Moreover, it aims at providing the air conditioner which can suppress the entrainment of the indoor air in a suction inlet.
  • An air conditioner includes a polygonal main body having an opening on a lower surface, a polygonal panel provided in the opening of the main body and having one or a plurality of air outlets, and the main body.
  • a blower and a heat exchanger housed therein, and the blower blows wind toward the blowout port located outside the heat exchanger installed around the blower, and the blower of the panel
  • the outlet is formed along at least one side of the polygon except for a corner portion of the polygon, and an airflow directed from the corner portion to the outlet port is formed on a side wall on the corner portion side of the outlet port.
  • Wind direction deflecting means for deflecting the direction toward the blower is formed.
  • the present invention can suppress separation of the airflow at the outlet. Moreover, this invention can suppress the increase in the ventilation resistance in a blower outlet. Further, the present invention can suppress a decrease in the air volume. The present invention can also suppress an increase in noise. Moreover, this invention can suppress the entrainment of the room air in a suction inlet, and can prevent the dew condensation which generate
  • FIG. 1 It is a schematic diagram which shows the internal structure of the air conditioner which concerns on Embodiment 1 of this invention from the side. It is the top view which showed the mode of the airflow of the corner part of the air conditioner which concerns on Embodiment 1 of this invention. It is the perspective view which showed the shape of the side wall of the blower outlet which concerns on Embodiment 1 of this invention. It is sectional drawing perpendicular
  • FIG. 1 is a schematic diagram showing the internal structure of the air conditioner according to Embodiment 1 of the present invention from the side.
  • the air conditioner according to Embodiment 1 is a so-called packaged air conditioner indoor unit.
  • the main part of the main body of the air conditioner is embedded in the back of the ceiling of the room, and the lower part of the main body faces the room 17 in the room.
  • the air conditioner that is embedded in the ceiling includes a turbo fan 1, a heat exchanger 3, and at least one panel outlet 9.
  • the main body is embedded on the back side (opposite side of the room) of the ceiling surface 15 of the room that is the target space.
  • the main body includes a main body top plate 5 having a rectangular shape in plan view, and four main body side plates 4 extending downward from four sides of the main body top plate 5.
  • the main body is a box body in which the upper end surface of the rectangular tube body including the four main body side plates 4 is closed by the main body top plate 5.
  • the shape of the main body is not limited to a rectangle.
  • the shape of the main body may be an arbitrary polygon.
  • a decorative panel 6 is detachably attached to the main body at a lower portion of the main body, that is, at an open lower end surface of the box. As shown in FIG. 1, the main body top plate 5 is located above the ceiling surface 15. The decorative panel 6 is located almost on the same plane as the ceiling surface 15.
  • the suction grill 7 is provided with a filter 8 for removing dust after passing through the suction grill 7.
  • the decorative panel 6 and the suction grille 7 each have a rectangular outer edge in plan view.
  • each of the decorative panel 6 and the suction grille 7 has four outer edges, and four panel outlets 9 are provided.
  • Each of the panel outlets 9 is disposed along the corresponding side of the decorative panel 6 and the suction grille 7.
  • each of the panel blower outlets 9 is formed except the corner
  • FIG. 2 the panel blower outlet 9 is located so that the suction grille 7 may be enclosed.
  • Each of the panel outlets 9 is provided with a wind direction vane 13 that adjusts the direction of air to be blown out.
  • this Embodiment 1 demonstrates the case where four panel blower outlets 9 are provided, this invention is not limited to this. What is necessary is just to form along at least 1 side among the sides of the decorative panel 6. That is, the blower outlet is formed along at least one side of the polygon except for the corner 19 in the polygon of the decorative panel 6.
  • a fan motor 2 is disposed at the center of the body.
  • the fan motor 2 is supported on the lower surface (the inner space side of the main body) of the main body top plate 5.
  • a turbo fan 1 is attached to a rotating shaft extending downward in the fan motor 2.
  • the turbofan 1 sucks air into the main body from the suction grill 7 and causes the air to flow out from the panel outlet 9 located outside the heat exchanger 3 to the room 17 that is the target space.
  • a bell mouth 14 is provided between the turbo fan 1 and the suction grill 7 to form a suction air passage from the suction grill 7 toward the turbo fan 1.
  • a heat exchanger 3 is disposed on the radially outer side of the turbofan 1.
  • the heat exchanger 3 is arranged in a flow path of air generated in the main body by the turbofan 1 and performs heat exchange between the air and the refrigerant.
  • the heat exchanger 3 is installed around the turbofan 1.
  • the heat exchanger 3 has at least one corner portion 16 (see FIG. 2) at a portion where the panel outlet 9 faces the adjacent corner portion 19.
  • the heat exchanger 3 has a plurality of fins arranged at a predetermined interval, and a heat transfer tube penetrating the plurality of fins.
  • the heat transfer tube is connected to an outdoor unit (not shown) through a connection pipe.
  • a cooled refrigerant or a heated refrigerant circulates inside the heat transfer tube. Thereby, the heat exchanger 3 exchanges heat between the cooled refrigerant or the heated refrigerant and the air sucked into the main body.
  • turbo fan 1, the bell mouth 14, and the heat exchanger 3 are not limited to the above.
  • a well-known one is used in the first embodiment.
  • the turbofan 1 corresponds to a “blower” in the present invention.
  • the main body side plate 4 and the main body top plate 5 constitute a “main body” in the present invention.
  • the decorative panel 6 corresponds to a “panel” in the present invention.
  • the panel outlet 9 corresponds to the “air outlet” in the present invention.
  • the suction grill 7 is provided in the decorative panel 6 and the structure which sucks indoor air in a main body is demonstrated, this invention is not limited to this.
  • a configuration may be adopted in which a suction port is provided in the ceiling surface 15 at a position away from the main body and communicates with an opening formed in the main body top plate 5.
  • FIG. 2 is a top view showing a state of airflow at the corner portion of the air conditioner according to Embodiment 1 of the present invention.
  • FIG. 3 is a perspective view showing the shape of the side wall of the air outlet according to Embodiment 1 of the present invention.
  • FIG. 4 is a cross-sectional view perpendicular to the longitudinal direction of the air outlet according to Embodiment 1 of the present invention.
  • the panel outlets 9 each have an inner side of the main body (a central side of the main body) defined by an outlet inner air passage wall 10.
  • the outer edge side (outside of the main body) of the decorative panel 6 is defined by the outlet outer air passage wall 11.
  • both ends of the outlet inner air passage wall 10 and the outlet outer air passage wall 11 are connected by the outlet corner portion side walls 12.
  • air outlet wall 10 on the air outlet side corresponds to “the air passage wall on the blower side of the air outlet” in the present invention.
  • the outlet corner side wall 12 corresponds to the “side wall on the corner side of the outlet” in the present invention.
  • the airflow that has passed through the straight portion of the heat exchanger 3 flows into the panel air outlet 9 from the air outlet inner air passage wall 10 side.
  • the airflow that has passed through the corner portion 16 of the heat exchanger 3 flows into the panel outlet 9 from the outlet corner portion side wall 12 side of the panel outlet 9 adjacent to the corner portion 16. That is, in the vicinity of the end of the panel outlet 9 in the longitudinal direction, the airflow from the outlet inner air passage wall 10 and the airflow from the outlet corner portion side wall 12 merge.
  • the airflow direction from the corner 19 side to the panel outlet 9 is directed to the turbo fan 1 side (inner direction of the main body) on the outlet corner corner side wall 12 of the panel outlet 9.
  • a wind direction deflecting means 18 for deflecting is formed.
  • the wind direction deflecting means 18 is formed at the upper end of the outlet corner portion side wall 12, and is configured with an inclined surface whose height decreases toward the turbo fan 1 side (inside the main body). Yes. That is, the wind direction deflecting means 18 is a flat surface in which the height of the blower outlet corner portion side wall 12 is inclined lower toward the blower outlet inner wind passage wall 10 side.
  • the configuration of the wind direction deflecting unit 18 is not limited to this.
  • an arcuate wind direction guide may be installed on the upper surface of the outlet corner portion side wall 12.
  • the airflow that flows through the corner portion 16 of the heat exchanger 3 and flows into the panel air outlet 9 from the air outlet corner side wall 12 side is deflected toward the turbo fan 1 side (inward direction of the main body). . Therefore, the airflow flowing into the panel air outlet 9 from the air outlet corner side wall 12 side is deflected to the turbo fan 1 side (inner direction of the main body) and merged with the air current flowing in from the air outlet inner air passage wall 10 side.
  • the airflow easily adheres to the air outlet wall 10 on the air outlet, and the separation can be suppressed.
  • the ventilation resistance of the panel blower outlet 9 falls by reducing a peeling area, a pressure loss can be reduced.
  • the fall of an air volume can be suppressed and the increase in noise can be suppressed.
  • the air volume at the air outlet wall 10 side of the airflow vane 13 can be increased, and for example, dew condensation due to entrainment of room air during cooling operation can be prevented.
  • FIG. FIG. 5 is a perspective view showing the shape of the side wall of the air outlet according to Embodiment 2 of the present invention. Note that the air conditioner of the second embodiment is different from the first embodiment only in the configuration of the wind direction deflecting means 18 of the panel outlet 9, and the other configurations are the same as those of the first embodiment.
  • the wind direction deflecting means 18 is formed at an upper end of the outlet corner portion side wall 12, and is configured by an inclined surface whose height decreases toward the turbo fan 1 side (inside the main body). Further, the wind direction deflecting means 18 is formed such that the end portion on the turbo fan 1 side (inside the main body) is lower than the upper end of the air outlet wall 10 on the air outlet side. That is, the inclined surface is formed such that the height L1 of the connecting portion with the blower outlet inner wind passage wall 10 is lower than the height L2 of the blower outlet inner wind passage wall 10.
  • the wind direction deflecting means 18 is formed such that the end portion on the turbo fan 1 side (the inside of the main body) has a lower height than the upper end of the air outlet wall 10. For this reason, the airflow which flows into the panel blower outlet 9 from the blower outlet corner
  • FIG. FIG. 6 is a perspective view showing the shape of the side wall of the air outlet according to Embodiment 3 of the present invention.
  • the air conditioner of the third embodiment is different from the first embodiment only in the configuration of the wind direction deflecting means 18 of the panel outlet 9, and the other configuration is the same as that of the first embodiment.
  • the wind direction deflecting means 18 is formed at an upper end of the outlet corner portion side wall 12, and is configured with an inclined surface whose height decreases toward the turbo fan 1 side (inside the main body). Further, the wind direction deflecting means 18 is formed such that the end portion on the turbo fan 1 side (inside the main body) is higher than the upper end of the blower outlet inner wind passage wall 10. That is, the inclined surface is formed such that the height L1 of the connecting portion with the blower outlet inner wind passage wall 10 is higher than the height L2 of the blower outlet inner wind passage wall 10.
  • the inclined surface constituting the wind direction deflecting means 18 is such that the height of the end portion on the turbo fan 1 side (the inside of the main body) is higher than the upper end of the blower outlet inner air passage wall 10. Is formed. For this reason, even if separation occurs in the airflow flowing from the blower outlet corner side wall 12 side to the panel blower outlet 9, since the airflow from the blower outlet inner air passage wall 10 side flows into this separation region, the separation region is reduced. Can be made. This also reduces pressure loss due to airflow separation, improves energy savings, and reduces noise.
  • FIG. 7 is a perspective view showing the shape of the side wall of the air outlet according to the fourth embodiment of the present invention.
  • the air conditioner of the fourth embodiment is different from the first embodiment only in the configuration of the wind direction deflecting means 18 of the panel outlet 9, and the other configurations are the same as those of the first embodiment.
  • the wind direction deflecting means 18 of the fourth embodiment is formed at the upper end of the blower outlet corner portion side wall 12, and the height becomes lower toward the turbo fan 1 side (inside the main body) and the closer to the panel blower outlet 9 side. It consists of an inclined surface with a low height.
  • the wind direction deflecting means 18 is configured by a plurality of planes whose inclination angles increase toward the panel outlet 9 side. That is, the inclined surface is formed such that the height of the upper end of the outlet corner portion side wall 12 is gradually lowered toward the panel outlet 9.
  • the wind direction deflecting means 18 is constituted by a plurality of planes whose inclination angles increase toward the panel outlet 9 side. For this reason, the direction of the airflow which flows into the panel blower outlet 9 from the blower outlet corner side wall 12 side can be brought close to the vertical direction from the horizontal direction. Therefore, it is possible to suppress separation of the air flow on the outlet corner portion side wall 12. This also reduces pressure loss due to airflow separation, improves energy savings, and reduces noise.
  • the configuration of the wind direction deflecting unit 18 of the fourth embodiment may be combined with the configuration of the wind direction deflecting unit 18 of the second or third embodiment.
  • FIG. FIG. 8 is a perspective view showing the shape of the side wall of the air outlet according to the fifth embodiment of the present invention. Note that the air conditioner of the fifth embodiment is different from the first embodiment only in the configuration of the wind direction deflecting means 18 of the panel outlet 9, and the other configurations are the same as those of the first embodiment.
  • the wind direction deflecting means 18 of the fifth embodiment is formed at the upper end of the blower outlet corner portion side wall 12 and has a height that is lower toward the turbo fan 1 side (inside the main body) and is closer to the panel blower outlet 9 side. It consists of an inclined surface with a low height.
  • the wind direction deflecting unit 18 of the fifth embodiment in the cross section perpendicular to the blower outlet corner side wall 12, has a gap between the blower outlet corner side wall 12 and the upper end of the blower corner corner side wall 12. It is constituted by a curved surface. That is, the inclined surface is formed so that the upper end of the outlet corner portion side wall 12 has a curved surface shape in a cross section perpendicular to the outlet corner portion side wall 12.
  • the wind direction deflecting means 18 is a curved surface that is curved between the air outlet corner portion side wall 12 and the upper end of the air outlet corner portion side wall 12 in a cross section perpendicular to the air outlet corner portion side wall 12. It is constituted by. For this reason, the direction of the airflow which flows into the panel blower outlet 9 from the blower outlet corner side wall 12 side can be smoothly changed from the horizontal direction to the vertical direction. Therefore, it is possible to suppress separation of the air flow on the outlet corner portion side wall 12. This also reduces pressure loss due to airflow separation, improves energy savings, and reduces noise.
  • configuration of the wind direction deflecting unit 18 of the fifth embodiment may be combined with the configuration of the wind direction deflecting unit 18 of the second or third embodiment.
  • the present invention can be widely used for indoor units constituting a refrigeration cycle apparatus, for example, indoor units of air conditioners, and other various devices and facilities where a blower is installed.

Landscapes

  • 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)
  • Duct Arrangements (AREA)
  • Air-Flow Control Members (AREA)
  • Air-Conditioning Room Units, And Self-Contained Units In General (AREA)

Abstract

La présente invention se rapporte à un conditionneur d'air qui comprend : un corps polygonal qui est ouvert au niveau de la partie inférieure ; un panneau décoratif polygonal (6) qui est agencé au niveau de l'ouverture du corps et dans lequel une ou plusieurs ouvertures de décharge sont formées ; et un moteur à double flux (1) ainsi qu'un échangeur de chaleur (3) qui sont contenus dans le corps. Le conditionneur d'air est caractérisé en ce que le moteur à double flux (1) transmet l'air vers des ouvertures de décharge de panneau (9) situées sur le côté extérieur de l'échangeur de chaleur (3) installé autour du moteur à double flux (1), en ce que les ouvertures de décharge de panneau (9) du panneau décoratif (6) sont formées le long d'au moins un côté du polygone à l'exception des coins (19) de ce dernier, et en ce que des moyens de déviation de courant d'air (18) qui dévient la direction des courants d'air vers le côté moteur à double flux (1) sont formés sur les parois latérales des coins d'ouverture de décharge (12), les courants d'air circulant depuis les coins (19) vers les ouvertures de décharge de panneau (9).
PCT/JP2013/062134 2013-04-24 2013-04-24 Conditionneur d'air WO2014174625A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PCT/JP2013/062134 WO2014174625A1 (fr) 2013-04-24 2013-04-24 Conditionneur d'air
JP2015513423A JP6139669B2 (ja) 2013-04-24 2013-04-24 空気調和機
CN201420198697.3U CN203869173U (zh) 2013-04-24 2014-04-23 空调机

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2013/062134 WO2014174625A1 (fr) 2013-04-24 2013-04-24 Conditionneur d'air

Publications (1)

Publication Number Publication Date
WO2014174625A1 true WO2014174625A1 (fr) 2014-10-30

Family

ID=51650119

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2013/062134 WO2014174625A1 (fr) 2013-04-24 2013-04-24 Conditionneur d'air

Country Status (3)

Country Link
JP (1) JP6139669B2 (fr)
CN (1) CN203869173U (fr)
WO (1) WO2014174625A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160290661A1 (en) * 2015-03-31 2016-10-06 Fujitsu General Limited Ceiling-embedded air conditioner
US20160290662A1 (en) * 2015-03-31 2016-10-06 Fujitsu General Limited Ceiling-embedded air conditioner
JP2018025357A (ja) * 2016-08-10 2018-02-15 日立ジョンソンコントロールズ空調株式会社 室内機および空気調和機

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102249321B1 (ko) * 2017-09-05 2021-05-07 삼성전자주식회사 공기조화기
WO2019116810A1 (fr) * 2017-12-13 2019-06-20 三菱電機株式会社 Dispositif de soufflante et système de climatisation dans lequel le dispositif de soufflante est monté

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005069586A (ja) * 2003-08-26 2005-03-17 Matsushita Electric Ind Co Ltd 天井カセツト形空気調和機
JP2007285638A (ja) * 2006-04-19 2007-11-01 Matsushita Electric Ind Co Ltd 天井カセット形空気調和機
JP2010169277A (ja) * 2009-01-20 2010-08-05 Sanyo Electric Co Ltd 天井埋込型空気調和機
WO2012169110A1 (fr) * 2011-06-09 2012-12-13 三菱電機株式会社 Unité intérieure pour climatiseur

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005069586A (ja) * 2003-08-26 2005-03-17 Matsushita Electric Ind Co Ltd 天井カセツト形空気調和機
JP2007285638A (ja) * 2006-04-19 2007-11-01 Matsushita Electric Ind Co Ltd 天井カセット形空気調和機
JP2010169277A (ja) * 2009-01-20 2010-08-05 Sanyo Electric Co Ltd 天井埋込型空気調和機
WO2012169110A1 (fr) * 2011-06-09 2012-12-13 三菱電機株式会社 Unité intérieure pour climatiseur

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160290661A1 (en) * 2015-03-31 2016-10-06 Fujitsu General Limited Ceiling-embedded air conditioner
US20160290662A1 (en) * 2015-03-31 2016-10-06 Fujitsu General Limited Ceiling-embedded air conditioner
JP2018025357A (ja) * 2016-08-10 2018-02-15 日立ジョンソンコントロールズ空調株式会社 室内機および空気調和機
WO2018029878A1 (fr) * 2016-08-10 2018-02-15 日立ジョンソンコントロールズ空調株式会社 Unité intérieure et dispositif de climatisation
CN109477645A (zh) * 2016-08-10 2019-03-15 日立江森自控空调有限公司 室内机以及空调

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CN203869173U (zh) 2014-10-08
JP6139669B2 (ja) 2017-05-31
JPWO2014174625A1 (ja) 2017-02-23

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