WO2022097223A1 - Unité intérieure de climatiseur encastré dans le plafond - Google Patents

Unité intérieure de climatiseur encastré dans le plafond Download PDF

Info

Publication number
WO2022097223A1
WO2022097223A1 PCT/JP2020/041329 JP2020041329W WO2022097223A1 WO 2022097223 A1 WO2022097223 A1 WO 2022097223A1 JP 2020041329 W JP2020041329 W JP 2020041329W WO 2022097223 A1 WO2022097223 A1 WO 2022097223A1
Authority
WO
WIPO (PCT)
Prior art keywords
heat exchanger
center
suction port
air
blower fan
Prior art date
Application number
PCT/JP2020/041329
Other languages
English (en)
Japanese (ja)
Inventor
幸治 山口
哲央 山下
裕樹 宇賀神
尚史 池田
惇司 河野
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/JP2020/041329 priority Critical patent/WO2022097223A1/fr
Priority to PCT/JP2021/014976 priority patent/WO2022097316A1/fr
Priority to CN202180073754.8A priority patent/CN116529535A/zh
Priority to JP2022560633A priority patent/JP7446477B2/ja
Publication of WO2022097223A1 publication Critical patent/WO2022097223A1/fr

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • 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
    • F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
    • 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
    • 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 disclosure relates to an indoor unit of a ceiling-embedded air conditioner, and particularly to the arrangement of a blower fan.
  • the indoor unit of the ceiling-embedded air conditioner is installed by being embedded in the ceiling, there is a demand for a small size that does not occupy the space in the ceiling while having high performance. In order to further improve the performance of the indoor unit, it is important to improve the heat exchange efficiency.
  • a housing having a suction port and an air outlet formed on the lower surface thereof, and a blower fan and a heat exchanger arranged in an air passage for passing air from the suction port formed in the housing to the air outlet are provided.
  • a ceiling-embedded air conditioner in which the suction port is divided into two (see, for example, Patent Document 1).
  • the heat exchange efficiency is improved by dividing the suction port into two so that air is efficiently supplied to the heat exchanger from the suction port. ing.
  • the present disclosure has been made to solve the above problems, and is to provide an indoor unit of a ceiling-embedded air conditioner capable of improving heat exchange efficiency without using a plurality of suction ports. I am aiming.
  • the indoor unit of the ceiling-embedded air conditioner has a suction port formed in the rear and an air outlet formed in the front when viewed from the front, and has a housing embedded in the ceiling and the suction port.
  • the blower fan that blows the air sucked into the inside of the housing from the air outlet to the outside of the housing, and the air sucked into the inside of the housing from the suction port by the blower fan and the refrigerant.
  • a heat exchanger for exchanging heat is provided, and the blower fan has a longer air passage distance from the center of the front end and the rear end of the heat exchanger to the center of the suction port. It is arranged so as to be close to the end portion of the air conditioner, and is arranged between the frontmost position of the front end portion and the rearmost position of the rear end portion in the front-rear direction. It is something that is.
  • the indoor unit of the ceiling-embedded air conditioner has a suction port formed in the rear and an air outlet formed in the front when viewed from the front, and has a housing embedded in the ceiling and the above.
  • a blower fan that blows air sucked into the inside of the housing from the suction port to the outside of the housing from the outlet, and air and a refrigerant sucked into the inside of the housing from the suction port by the blower fan.
  • the blower fan is provided with a plurality of heat exchangers that exchange heat between the heat exchangers, and the blower fan is more than the heat exchanger having a shorter air passage distance from the center thereof to the center of the suction port among the plurality of heat exchangers.
  • It is arranged so as to be close to the long heat exchanger, and is located at the frontmost position of the front end of the heat exchanger located at the frontmost position in the front-rear direction, and at the rearmost position. It is located between the rearmost position of the rear end of the heat exchanger.
  • the blower fan is the air passage distance from the center of the front end and the rear end of the heat exchanger to the center of the suction port. Is placed closer to the longer end and is placed between the frontmost position of the front end and the rearmost position of the rear end in the anteroposterior direction. There is.
  • the blower fan is arranged so as to be closer to the heat exchanger having a longer air passage distance from the center to the center of the suction port than the heat exchanger having a short air passage distance among the plurality of heat exchangers. Located between the frontmost position of the front end of the most anterior heat exchanger and the rearmost position of the rearmost end of the rearmost heat exchanger in the direction. ing.
  • the blower fan is arranged so as to be closer to the end of the front end and the rear end of the heat exchanger where the air passage distance from the center to the center of the suction port is longer.
  • the heat exchangers having a longer air passage distance from the center to the center of the suction port are arranged so as to be closer to the heat exchanger than the heat exchanger having a short air passage distance.
  • the blower fan is placed between the frontmost position of the front end and the rearmost position of the rear end in the front-rear direction, or the heat located most forward in the front-back direction. It is located between the most anterior position of the front end of the exchanger and the rearmost position of the rear end of the rearmost heat exchanger.
  • the range in which the blower fan can suck in air is widened, so that a large amount of blown air can be secured and the blown air efficiency is improved.
  • the heat exchange efficiency can be improved without having a plurality of suction ports.
  • FIG. 3 is a schematic cross-sectional view of the indoor unit of the ceiling-embedded air conditioner according to the first embodiment as viewed from the side. It is sectional drawing which explains the arrangement of the blower fan of the indoor unit of the ceiling-embedded air conditioner which concerns on Embodiment 1.
  • FIG. 5 is a schematic cross-sectional view of an indoor unit of a ceiling-embedded air conditioner according to a first modification of the first embodiment as viewed from the side. It is sectional drawing which explains the arrangement of the blower fan of the ceiling-embedded type air conditioner which concerns on 1st modification of Embodiment 1.
  • FIG. 3 is a schematic cross-sectional view of an indoor unit of a ceiling-embedded air conditioner according to a second modification of the first embodiment as viewed from the side.
  • FIG. 3 is a schematic cross-sectional view of the indoor unit of the ceiling-embedded air conditioner according to the second embodiment as viewed from the side.
  • FIG. 3 is a schematic cross-sectional view of an indoor unit of a ceiling-embedded air conditioner according to a first modification of the second embodiment as viewed from the side.
  • FIG. 3 is a schematic cross-sectional view of an indoor unit of a ceiling-embedded air conditioner according to a second modification of the second embodiment as viewed from the side.
  • FIG. 1 is a schematic cross-sectional view of the indoor unit 100 of the ceiling-embedded air conditioner according to the first embodiment as viewed from the side.
  • the indoor unit 100 of the ceiling-embedded air conditioner is viewed from the front (viewed from the direction of arrow A in FIG. 1), and is “top”, “bottom”, and “right”. , “Left”, “front”, “rear”, etc. are used.
  • the indoor unit 100 of the ceiling-embedded air conditioner is embedded in the ceiling 200 and installed, and as shown in FIG. 1, has a box-shaped housing 1 embedded in the ceiling 200.
  • a suction port 5 for sucking indoor air is formed on the lower surface behind the housing 1, and an air outlet 8 for blowing conditioned air to the outside is formed on the lower surface in front of the housing 1.
  • the suction port 5 is provided with a flat plate-shaped suction grill 6 having an opening and serving as a design surface, and a filter 7 covering the opening of the suction grill 6. Therefore, the indoor air sucked from the suction port 5 passes through the opening of the suction grill 6 and the filter 7 and is taken into the inside of the housing 1.
  • the air outlet 8 is provided with an upper and lower vanes 9 that change the wind direction within a predetermined range in the vertical direction.
  • a blower fan 2 rotatably arranged to generate an air flow, a motor connected to the blower fan 2 and driven to rotate (not shown), and a state inclined with respect to a horizontal plane.
  • a plurality of heat exchangers 3a and 3b and heat exchangers 3a which are arranged and exchange heat between the indoor air sucked into the inside of the housing 1 from the suction port 5 by the blower fan 2 and the refrigerant to produce conditioned air.
  • a drain pan 4 that is arranged below 3b and collects drain water from the heat exchangers 3a and 3b is provided.
  • an air passage 20 is formed so that air flows from the suction port 5 through the heat exchangers 3a and 3b to the air outlet 8, and the blower fan 2 and the heat exchanger 3a are formed.
  • 3b is arranged on the air passage 20.
  • two heat exchangers 3a and 3b are provided in total, but the present invention is not limited to this, and three or more heat exchangers 3a and 3b may be provided.
  • the blower fan 2 connected to the motor rotates, sucks indoor air from the suction port 5, and the indoor air passes through the filter 7 and is sucked into the inside of the housing 1.
  • the indoor air sucked by the blower fan 2 is blown out toward the heat exchangers 3a and 3b, and when passing through the heat exchangers 3a and 3b, the heat is exchanged there and becomes air-conditioned air toward the room from the outlet 8. Is blown out.
  • the direction of the conditioned air blown out from the outlet 8 changes depending on the direction of the upper and lower vanes 9.
  • FIG. 2 is a schematic cross-sectional view illustrating the arrangement of the blower fan 2 of the indoor unit 100 of the ceiling-embedded air conditioner according to the first embodiment.
  • the arrow A1 indicates the air flow from the center of the suction port 5 to the center of the heat exchanger 3a
  • the arrow B1 indicates the flow from the center of the suction port 5 to the center of the heat exchanger 3b. It shows the flow of air.
  • the blower fan 2 has a plurality of heat exchangers 3a and 3b in which the distance of the air passage 20 from the center thereof to the center of the suction port 5 (hereinafter referred to as the air passage distance) is short. It is arranged so as to be closer to the heat exchanger 3b, which is longer than the exchanger 3a.
  • the blower fan 2 is used in a plurality of heat exchangers 3a and 3b, as compared with the heat exchanger 3a in which the air passage distance from the center to the center of the suction port 5 (the length of the arrow A1 in FIG. 2) is shorter.
  • the air passage distance from the center to the center of the suction port 5 (the length of the arrow B1 in FIG. 2) is arranged so as to be close to the long heat exchanger 3b. By doing so, the amount of air flowing into the entire heat exchanger is made uniform, and the heat exchange efficiency can be improved.
  • the fact that the blower fan 2 is arranged so as to be close to each other means that the suction port (not shown) of the blower fan 2 is arranged to be close to each other, and the same applies to the following. ..
  • the blower fan 2 has a frontmost position B2 of the front end 3b1 of the heat exchanger 3b located at the frontmost position in the front-rear direction and a rear end portion 3a1 of the heat exchanger 3a located at the rearmost position. It is located between the rearmost position A2 and the position A2.
  • the blower fan 2 is provided at the frontmost position B2 of the front end portion 3b1 of the heat exchanger 3b located at the frontmost position and the rear end of the heat exchanger 3a located at the rearmost position. It is arranged between the rearmost position A2 of the portion 3a1 and the rearmost position A2.
  • FIG. 3 is a schematic cross-sectional view of the indoor unit 100 of the ceiling-embedded air conditioner according to the first modification of the first embodiment as viewed from the side.
  • FIG. 4 is a schematic cross-sectional view illustrating the arrangement of the blower fan 2 of the indoor unit 100 of the ceiling-embedded air conditioner according to the first modification of the first embodiment.
  • the arrow A1 indicates the air flow from the center of the suction port 5 to the center of the rear end portion 31 of the heat exchanger 30, and the arrow B1 indicates the heat exchange from the center of the suction port 5. It shows the flow of air to the center of the front end 32 of the vessel 30.
  • the blower fan 2 is the end portion of the front end portion 32 and the rear end portion 31 of the heat exchanger 30, whichever has a longer air passage distance from the center thereof to the center of the suction port 5. It is arranged so as to be close to 32.
  • the air passage distance (length of arrow A1 in FIG. 4) from the center of the blower fan 2 to the center of the suction port 5 among the front end 32 and the rear end 31 of the heat exchanger 30 is set.
  • the air passage distance (the length of the arrow B1 in FIG. 4) from the center to the center of the suction port 5 is closer to the long end 32 than the short end 31.
  • blower fan 2 is arranged between the frontmost position B2 of the front end 32 of the heat exchanger 30 and the rearmost position A2 of the rear end 31 in the front-rear direction.
  • the blower fan 2 is arranged between the frontmost position B2 of the front end 32 of the heat exchanger 30 and the rearmost position A2 of the rear end 31 in the front-rear direction.
  • the range C in which the air blower fan 2 can suck air becomes wide, so that a large amount of air can be secured and the air blow efficiency is improved.
  • the heat exchange efficiency can be improved without having a plurality of suction ports 5.
  • FIG. 5 is a schematic cross-sectional view of the indoor unit 100 of the ceiling-embedded air conditioner according to the second modification of the first embodiment as viewed from the side.
  • a suction port 5 for sucking indoor air is formed inside the rear surface of the housing 1, and an external surface is formed on the front surface of the housing 1.
  • An outlet 8 for blowing out conditioned air is formed in the air outlet 8. Others are the same as those in the first embodiment.
  • the indoor unit 100 of the ceiling-embedded air conditioner has a suction port 5 formed in the rear and an air outlet 8 formed in the front when viewed from the front, and is embedded in the ceiling 200.
  • the air conditioner 1 and the air blower fan 2 that blows the air sucked into the inside of the case 1 from the suction port 5 to the outside of the case 1 from the air outlet 8, and the air blower fan 2 from the suction port 5 to the inside of the case 1. It is provided with a heat exchanger 30 that exchanges heat between the sucked air and the refrigerant.
  • the blower fan 2 is closer to the end portion 32 of the front end portion 32 and the rear end portion 31 of the heat exchanger 30 in which the air passage distance from the center to the center of the suction port 5 is longer. And, in the front-rear direction, it is arranged between the frontmost position B2 of the front end portion 32 and the rearmost position A2 of the rear end portion 31.
  • the indoor unit 100 of the ceiling-embedded air conditioner has a suction port 5 formed in the rear and an air outlet 8 formed in the front when viewed from the front, and is embedded in the ceiling 200.
  • the air conditioner 1 and the air blower fan 2 that blows the air sucked into the inside of the case 1 from the suction port 5 to the outside of the case 1 from the air outlet 8, and the air blower fan 2 from the suction port 5 to the inside of the case 1. It includes a plurality of heat exchangers 3a and 3b that exchange heat between the sucked air and the refrigerant.
  • the blower fan 2 is arranged so as to be closer to the heat exchanger 3b, which is longer than the heat exchanger 3a having a short air passage distance from the center to the center of the suction port 5, among the plurality of heat exchangers 3a and 3b. And, in the front-rear direction, the frontmost position B2 of the front end 3b1 of the heat exchanger 3b located at the front and the rear end 3a1 of the heat exchanger 3a located at the rearmost. It is arranged between the rearmost position A2 and the position A2.
  • the blower fan 2 is a suction port from the center of the front end 32 and the rear end 31 of the heat exchanger 30.
  • the air passage distance to the center of 5 is arranged so as to be closer to the longer end portion 32, and the frontmost position B2 and the rear end portion 31 of the front end portion 32 in the front-rear direction. It is located between the rearmost position A2 and the rearmost position A2.
  • the blower fan 2 is arranged so as to be closer to the heat exchanger 3b, which is longer than the heat exchanger 3a having a short air passage distance from the center to the center of the suction port 5, among the plurality of heat exchangers 3a and 3b.
  • the blower fan 2 is set closer to the end 32 of the front end 32 and the rear end 31 of the heat exchanger 30 where the air passage distance from the center to the center of the suction port 5 is longer. Or arrange the heat exchangers 3a and 3b so as to be closer to the heat exchanger 3b, which has a shorter air passage distance from the center to the center of the suction port 5 than the heat exchanger 3a, which has a short air passage distance. ..
  • the blower fan 2 is arranged between the frontmost position B2 of the front end portion 32 and the rearmost position A2 of the rear end portion 31 in the front-rear direction, or most in the front-rear direction. Between the frontmost position B2 of the front end 3b1 of the front heat exchanger 3b and the rearmost position A2 of the rear end 3a1 of the rearmost heat exchanger 3a. Deploy.
  • the range C in which the air blower fan 2 can suck air becomes wide, so that a large amount of air can be secured and the air blow efficiency is improved.
  • the heat exchange efficiency can be improved without having a plurality of suction ports 5.
  • Embodiment 2 Hereinafter, the second embodiment will be described, but the description of the parts overlapping with the first embodiment will be omitted, and the same parts or the corresponding parts as those of the first embodiment will be designated by the same reference numerals.
  • FIG. 6 is a schematic cross-sectional view of the indoor unit 100 of the ceiling-embedded air conditioner according to the second embodiment as viewed from the side.
  • FIG. 7 is a schematic cross-sectional view of the indoor unit 100 of the ceiling-embedded air conditioner according to the first modification of the second embodiment as viewed from the side surface.
  • FIG. 8 is a schematic cross-sectional view of the indoor unit 100 of the ceiling-embedded air conditioner according to the second modification of the second embodiment as viewed from the side surface.
  • the arrow A1 indicates the air flow from the center of the suction port 5 to the center of the heat exchanger 3a
  • the arrow B1 indicates the flow of air from the center of the suction port 5 to the heat exchanger 3b. It shows the flow of air to the center.
  • the heat exchanger 3a having a short air passage distance from the center to the center of the suction port 5 and the heat exchanger 3b having a long air passage distance have different specifications.
  • the heat exchanger 3b having the longest air passage distance (the length of the arrow B1 in FIG. 6) from the center to the center of the suction port 5 is from the center.
  • the specification is such that the ventilation resistance is lower than that of the heat exchanger 3a, which has a short air passage distance to the center of the suction port 5 (the length of the arrow A1 in FIG. 6).
  • the number of rows of the heat transfer tubes 10a of the heat exchanger 3a is two, and the number of rows of the heat transfer tubes 10b of the heat exchanger 3b is one.
  • the heat exchanger 3b having a long air passage distance from the center to the center of the suction port 5 has a lower ventilation resistance than the heat exchanger 3a having a short air passage distance from the center to the center of the suction port 5.
  • the step pitch Dpb of the heat transfer tube 10b of the heat exchanger 3b may be wider than the step pitch Dpa of the heat transfer tube 10a of the heat exchanger 3a, or as shown in FIG. 8, heat exchange may occur.
  • the diameter of the heat transfer tube 10b of the heat exchanger 3b may be shorter than the diameter of the heat transfer tube 10a of the device 3a.
  • the heat exchanger 3b having a long air passage distance from the center to the center of the suction port 5 has a lower ventilation resistance than the heat exchanger 3a having a short air passage distance from the center to the center of the suction port 5.
  • other configurations may be used.
  • the specifications differ between the portion on the end 31 side where the distance is short and the portion on the end 32 side where the distance is long. Specifically, of the front end 32 and the rear end 31 of the heat exchanger 30, the portion on the end 32 side where the air passage distance from the center to the center of the suction port 5 is long is from the center.
  • the specification is such that the ventilation resistance is lower than that of the portion on the end 31 side where the air passage distance to the center of the suction port 5 is short.
  • the heat exchanger 3b having a long air passage distance from the center to the center of the suction port 5 has a lower ventilation resistance than the heat exchanger 3a having a short air passage distance from the center to the center of the suction port 5. It is a specification. By doing so, the amount of air passing through the heat exchanger 3b, which is far from the suction port 5 and originally has a small amount of air passing through, can be increased, so that the amount of air flowing into the entire heat exchanger is made uniform and the heat exchange efficiency is improved. Can be made to.
  • At least one of the plurality of heat exchangers 3a and 3b has an influence on the ventilation resistance with the other heat exchangers 3a and 3b.
  • Certain specifications are different, and the heat exchanger 3b, which has a longer air passage distance from the center to the center of the suction port 5 than the heat exchanger 3a, has a lower ventilation resistance.
  • At least one of the plurality of heat exchangers 3a and 3b has an influence on the ventilation resistance with the other heat exchangers 3a and 3b.
  • Certain specifications are different, and the heat exchanger 3b, which has a longer air passage distance from the center to the center of the suction port 5, has a lower ventilation resistance than the heat exchanger 3a, which has a short air passage distance. Therefore, the amount of air passing through the heat exchanger 3b, which is far from the suction port 5 and originally has a small amount of air passing through, can be increased, so that the amount of air flowing into the entire heat exchanger can be made uniform and the heat exchange efficiency can be improved. can.
  • the ventilation resistance is affected by the portion on the front end portion 32 side and the portion on the rear end portion 31 side of the heat exchanger 30. Certain specifications are different, and the ventilation resistance is lower in the portion on the end portion 32 side where the air passage distance from the center to the center of the suction port 5 is shorter than the portion on the end portion 31 side.
  • the ventilation resistance is affected by the front end portion 32 side portion and the rear end portion 31 side portion of the heat exchanger 30. Certain specifications are different, and the ventilation resistance is lower in the portion on the end portion 32 side where the air passage distance from the center to the center of the suction port 5 is shorter than the portion on the end portion 31 side. Therefore, it is possible to increase the passing air volume of the portion on the front end portion 32 side of the heat exchanger 30 which is far from the suction port 5 and originally has a small passing air volume, so that the air volume flowing into the entire heat exchanger is made uniform. , The heat exchange efficiency can be improved.

Landscapes

  • 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 Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)

Abstract

Unité intérieure d'un climatiseur encastré dans le plafond comprenant : un boîtier qui est encastré dans un plafond, le boîtier ayant un orifice d'admission formé vers l'arrière et un orifice de soufflage formé vers l'avant comme vu depuis l'avant ; un ventilateur soufflant par lequel de l'air aspiré à l'intérieur du boîtier à partir de l'orifice d'admission est soufflé vers l'extérieur du boîtier ; et un échangeur de chaleur qui effectue un échange de chaleur entre un fluide frigorigène et l'air aspiré à l'intérieur du boîtier à partir de l'orifice d'admission par le ventilateur soufflant. Le ventilateur soufflant est positionné de manière à être plus proche d'une section d'extrémité, parmi la section d'extrémité avant de l'échangeur de chaleur et la section d'extrémité arrière de l'échangeur de chaleur, pour laquelle une distance de trajet du vent depuis le centre de la section d'extrémité jusqu'au centre de l'orifice d'admission est plus longue. De plus, le ventilateur soufflant est positionné dans la direction longitudinale entre la position la plus en avant de la section d'extrémité avant et la position la plus en arrière de la section d'extrémité arrière.
PCT/JP2020/041329 2020-11-05 2020-11-05 Unité intérieure de climatiseur encastré dans le plafond WO2022097223A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
PCT/JP2020/041329 WO2022097223A1 (fr) 2020-11-05 2020-11-05 Unité intérieure de climatiseur encastré dans le plafond
PCT/JP2021/014976 WO2022097316A1 (fr) 2020-11-05 2021-04-09 Unité intérieure de climatiseur encastré au plafond
CN202180073754.8A CN116529535A (zh) 2020-11-05 2021-04-09 顶棚埋入型空调机的室内机
JP2022560633A JP7446477B2 (ja) 2020-11-05 2021-04-09 天井埋込型空気調和機の室内機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/041329 WO2022097223A1 (fr) 2020-11-05 2020-11-05 Unité intérieure de climatiseur encastré dans le plafond

Publications (1)

Publication Number Publication Date
WO2022097223A1 true WO2022097223A1 (fr) 2022-05-12

Family

ID=81457014

Family Applications (2)

Application Number Title Priority Date Filing Date
PCT/JP2020/041329 WO2022097223A1 (fr) 2020-11-05 2020-11-05 Unité intérieure de climatiseur encastré dans le plafond
PCT/JP2021/014976 WO2022097316A1 (fr) 2020-11-05 2021-04-09 Unité intérieure de climatiseur encastré au plafond

Family Applications After (1)

Application Number Title Priority Date Filing Date
PCT/JP2021/014976 WO2022097316A1 (fr) 2020-11-05 2021-04-09 Unité intérieure de climatiseur encastré au plafond

Country Status (3)

Country Link
JP (1) JP7446477B2 (fr)
CN (1) CN116529535A (fr)
WO (2) WO2022097223A1 (fr)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07190477A (ja) * 1993-12-24 1995-07-28 Matsushita Electric Ind Co Ltd 空気調和機の室内ユニット
JPH08327083A (ja) * 1995-06-06 1996-12-10 Mitsubishi Heavy Ind Ltd 天井吊り下げ型空気調和機
JP2000337652A (ja) * 1999-05-27 2000-12-08 Matsushita Electric Ind Co Ltd 空気調和機
JP2008275230A (ja) * 2007-04-27 2008-11-13 Daikin Ind Ltd 空気調和装置
JP2018059506A (ja) * 2016-09-30 2018-04-12 ダイキン工業株式会社 クロスフロー型の送風機及びそれを備えた空気調和装置の室内ユニット
WO2018092783A1 (fr) * 2016-11-21 2018-05-24 ダイキン工業株式会社 Unité intérieure pour dispositif de climatisation
JP2018165592A (ja) * 2017-03-28 2018-10-25 株式会社富士通ゼネラル 天井埋込型空気調和機の室内機
JP2019143907A (ja) * 2018-02-22 2019-08-29 パナソニックＩｐマネジメント株式会社 空気調和機の室内機
JP2020060362A (ja) * 2019-03-08 2020-04-16 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

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001304605A (ja) * 2000-04-21 2001-10-31 Hitachi Ltd 空気調和機
JP2005337571A (ja) * 2004-05-26 2005-12-08 Daikin Ind Ltd 高所設置型空気調和機
JP2006003001A (ja) * 2004-06-17 2006-01-05 Rinnai Corp 空気温度調整機
JP2008275231A (ja) * 2007-04-27 2008-11-13 Daikin Ind Ltd 空気調和装置

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07190477A (ja) * 1993-12-24 1995-07-28 Matsushita Electric Ind Co Ltd 空気調和機の室内ユニット
JPH08327083A (ja) * 1995-06-06 1996-12-10 Mitsubishi Heavy Ind Ltd 天井吊り下げ型空気調和機
JP2000337652A (ja) * 1999-05-27 2000-12-08 Matsushita Electric Ind Co Ltd 空気調和機
JP2008275230A (ja) * 2007-04-27 2008-11-13 Daikin Ind Ltd 空気調和装置
JP2018059506A (ja) * 2016-09-30 2018-04-12 ダイキン工業株式会社 クロスフロー型の送風機及びそれを備えた空気調和装置の室内ユニット
WO2018092783A1 (fr) * 2016-11-21 2018-05-24 ダイキン工業株式会社 Unité intérieure pour dispositif de climatisation
JP2018165592A (ja) * 2017-03-28 2018-10-25 株式会社富士通ゼネラル 天井埋込型空気調和機の室内機
JP2019143907A (ja) * 2018-02-22 2019-08-29 パナソニックＩｐマネジメント株式会社 空気調和機の室内機
JP2020060362A (ja) * 2019-03-08 2020-04-16 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

Also Published As

Publication number Publication date
WO2022097316A1 (fr) 2022-05-12
JP7446477B2 (ja) 2024-03-08
JPWO2022097316A1 (fr) 2022-05-12
CN116529535A (zh) 2023-08-01

Similar Documents

Publication Publication Date Title
US7604043B2 (en) Air conditioner
KR102445160B1 (ko) 공기 조화기 및 그 제어 방법
JP5837235B2 (ja) 空気調和機の室外ユニット
KR101608981B1 (ko) 공기 조화기
JPWO2019016982A1 (ja) 空気調和機
JP2007113846A (ja) 熱交換器と、空気調和機の室内機
WO2017068725A1 (fr) Unité intérieure pour climatiseur
WO2018092783A1 (fr) Unité intérieure pour dispositif de climatisation
WO2022097223A1 (fr) Unité intérieure de climatiseur encastré dans le plafond
WO2018163360A1 (fr) Unité intérieure de climatiseur
JP6624851B2 (ja) 空気調和機およびその室内機
JP2013148248A (ja) 空気調和機
JP5591355B2 (ja) 送風装置並びに空気調和機の室外機
JP2012072937A (ja) 空気調和装置
JP2008267637A (ja) 冷凍空調装置
JP4922817B2 (ja) 空気調和機
WO2021044466A1 (fr) Unité extérieure
CN110431360B (zh) 空气调节机
JP5036437B2 (ja) 空気調和機
JP2008138939A (ja) 空調ユニット、および空気調和装置の室外ユニット
JP7392111B2 (ja) 空気調和機の室内ユニット
JP2018059641A (ja) 空気調和機の室内機
JP5997115B2 (ja) 空気調和機
JP7241918B2 (ja) 空気調和装置の室内機
JP2006084051A (ja) 冷凍装置の室外機

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20960776

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20960776

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: JP