EP2921793B1 - Climatiseur à unité intégrée intérieur-extérieur - Google Patents

Climatiseur à unité intégrée intérieur-extérieur Download PDF

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Publication number
EP2921793B1
EP2921793B1 EP15159418.1A EP15159418A EP2921793B1 EP 2921793 B1 EP2921793 B1 EP 2921793B1 EP 15159418 A EP15159418 A EP 15159418A EP 2921793 B1 EP2921793 B1 EP 2921793B1
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EP
European Patent Office
Prior art keywords
outdoor unit
air conditioner
tray member
type air
unit type
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
EP15159418.1A
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German (de)
English (en)
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EP2921793A1 (fr
Inventor
Yuji Okada
Yoshinori Nunome
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Thermal Systems Ltd
Original Assignee
Mitsubishi Heavy Industries Thermal Systems Ltd
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.)
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Publication of EP2921793A1 publication Critical patent/EP2921793A1/fr
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Publication of EP2921793B1 publication Critical patent/EP2921793B1/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
    • F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • F24F1/022—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing comprising a compressor cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers

Definitions

  • the present invention relates to an integrated indoor-outdoor unit type air conditioner in which an indoor unit and an outdoor unit are vertically integrated to be attached to a wall.
  • PTL 1 discloses a technique of an air conditioner of a type to be installed on a floor, the air conditioner being provided in its bottom with a drain pan formed of a steel plate and a foam heat insulating material.
  • the drain pan also serves as a base of a casing constituting an outer shell of the air conditioner to support weight of a heat exchange coil and components such as for humidification, installed inside the casing.
  • US 6 098 416 discloses a device according to the preamble of claim 1.
  • the drain pan is made of metal to increase strength of the drain pan. As a result, it is possible to support each component without problems.
  • the integrated indoor-outdoor unit type air conditioner described above is configured to be attached to a wall of a house and the like, and is provided with a casing inside which an inner frame is provided so that components of each of the indoor unit and the outdoor unit are mounted on the inner frame.
  • the inner frame is provided in an upper portion of its back face with a hooking portion through which the inner frame is fixed to a surface of the wall.
  • a drain pan (base) as a whole is produced with resin molding with an excellent modeling property to enable rainwater and condensed water to be recovered in a wide range, however, there is a possibility that rigidity of the drain pan may be insufficient as a base.
  • the present invention is made in light of the above-mentioned circumstances, and an object of the present invention is to provide an integrated indoor-outdoor unit type air conditioner in which an outdoor unit and an indoor unit are vertically integrated, and which is capable of reducing weight thereof and improving recovery of rainwater and condensed water while securing strength and rigidity of an inner frame.
  • the components of the outdoor unit and the indoor unit are supported on the first tray member connected to the lower end of the back board member of the inner frame and the second tray member connected to the intermediate portion of the back board member, respectively, to constitute the integrated indoor-outdoor unit type air conditioner.
  • Each of the first tray member and the second tray member is formed of a resin material to be very lightweight, so that it is possible to reduce weight of the inner frame. As a result, it is possible to reduce a load to the surface of the wall on which the integrated indoor-outdoor unit type air conditioner is hung.
  • first tray member and the second tray member are formed by resin molding, so that a modeling property can be noticeably improved as compared with those formed of metal.
  • first tray member and the second tray member serve as a drain pan so that it is possible to effectively recover rainwater entered from the outside and condensed water. As a result, it is possible to prevent the rainwater and the condensed water from leaking to the indoor side.
  • At least one of the first tray member and the second tray member has a lateral width dimension that is greater than a depth dimension thereof, and a metal angle member is attached to at least a front end and a rear end along a lateral width direction of the at least one of the first tray member and the second tray member for reinforcement so that the angle member at the rear end is connected and fixed to the back board member.
  • At least one of the first tray member and the second tray member is reinforced with the metal angle member.
  • the angle member is only attached to the end of the tray member, so that weight of the inner frame does not greatly increase. Thus, it is possible to reduce weight of the inner frame while strength and rigidity thereof are increased.
  • exterior panel members are fixed around a periphery of each of the first tray member and the second tray member to constitute a casing serving as an outer shell of the integrated indoor-outdoor unit type air conditioner.
  • the inner frame composed of the back board member, the first tray member, and the second tray member, and the exterior panel members, constitute a semi-monocoque structure, so that a lightweight and strong casing is formed.
  • a lightweight and strong casing is formed.
  • a plurality of partition members each of which has a different face direction in vertical view and plan view is fixed so as to connect between the first tray member and the second tray member.
  • Fig. 1 is a perspective view of an integrated indoor-outdoor unit type air conditioner in accordance with an embodiment of the present invention
  • Fig. 2 is an inner structure diagram of the integrated indoor-outdoor unit type air conditioner shown in Fig. 1 as viewed from a back face side thereof.
  • An integrated indoor-outdoor unit type air conditioner 1 is to be installed by being hooked on a surface of an indoor wall of a house, a condominium, and the like.
  • components constituting an outdoor unit 2 and components constituting an indoor unit 3 are vertically integrated, as shown in FIG. 2 .
  • a casing 4 serving as an outer shell of the integrated indoor-outdoor unit type air conditioner 1 is composed of exterior panel members, such as a front panel 4a, side panels 4b, a top panel 4c, and a back panel (not shown).
  • the casing 4 is provided in its top face (the top panel 4c) with an inlet port 6 through which indoor air is inhaled, and is provided in its front face (the front panel 4a) with an outlet port 7 through which air-conditioned air is blown into an interior of a room.
  • the casing 4 there is provided an inner frame 24 (refer to Figs. 3 to 6 ) described later.
  • the casing 4 is provided in its lowermost portion with a flat and rectangular tray-like drain pan 11 (a first tray member) constituting a bottom of the integrated indoor-outdoor unit type air conditioner, and is provided in its intermediate portion with also a similar tray-like intermediate frame member 12 (a second tray member).
  • Each of the drain pan 11 and the intermediate frame member 12 is formed of a resin material by injection molding.
  • the outdoor unit 2 is composed of components such as a condenser 14 and a cooling fan 15 that are supported on the drain pan 11, as well as is composed of others such as a compressor and a control device that are not shown.
  • the indoor unit 3 is composed of a unit box 21 provided on the intermediate frame member 12. There are an evaporator, a blower (sirocco fan), and the like built in the unit box 21 and are not shown.
  • Figs. 3 to 6 show the inner frame 24 of the first embodiment, provided in the casing 4.
  • the inner frame 24 is formed of a sheet metal material, and is composed of a left-and-right pair of back board members 25 constituting the back face of the integrated indoor-outdoor unit type air conditioner 1, the drain pan 11 above, and the intermediate frame member 12 described above.
  • Each of the back board members 25 is a steel angle member, for example, and includes a vertical back face board 25a and a side face board 25b.
  • the back face board 25a is provided its upper end portion with a hole-like hooking portion 25c.
  • the hooking portion 25c is hung by an attachment bracket or the like provided in the surface of the wall.
  • the drain pan 11 is connected to a lower end of each of the back board members 25, and the intermediate frame member 12 is connected to an intermediate portion of each of the back board members 25.
  • an angle shape formed by the back face board 25a and the side face board 25b of each of the right and left back board members 25 are brought into contact with right and left corner portions of each of the drain pan 11 and the intermediate frame member 12 on a rear end side thereof to be fastened and fixed with a bolt (not shown), for example.
  • the side face board 25b of each of the back board members 25 is provided in a limited range from an upper end of the intermediate frame member 12 to a lower end of the drain pan 11, for example.
  • Each of the drain pan 11 and the intermediate frame member 12 has a lateral width dimension greater than a depth dimension thereof.
  • the dimensions include a lateral width dimension of about 950 mm and a depth dimension of about 200 mm, for example.
  • the angle member 28 is fixed to the drain pan 11 with a fixing means, such as bolting, bonding, fitting, integral molding.
  • the angle member 28 at the rear end is connected to a back board member 25 and is fixed thereto by bolting, welding, or the like. It is also conceived that the angle member 28 at the rear end is integrated with the back board member 25 by welding or the like in advance, and then is connected to the drain pan 11. If the drain pan 11 has a small aspect ratio, it is conceived that each of right and left ends of the drain pan 11 is reinforced with an angle member. Likewise, it is also conceived that each of a front end, a rear end, and side ends of the intermediate frame member 12 is reinforced with an angle member.
  • partition members 31, 32, and 33 each of which has a different face direction in vertical view and plan view, and which is fixed so as to connect the drain pan 11 and the intermediate frame member 12.
  • a member formed into an angle-shape, a channel-shape, or the like by bending a sheet metal material, a member formed of a resin material by molding, and the like are available.
  • a face direction of the partition member 31 is along the long side of each of the drain pan 11 and the intermediate frame member 12
  • a face direction of the partition member 32 is along the short side of each of the drain pan 11 and the intermediate frame member 12.
  • the partition member 33 has a face along the short side of each of the drain pan 11 and the intermediate frame member 12, as well as has a face along the long side thereof.
  • exterior panel members such as the side panels 4b, the front panel 4a shown in Figs 1 and 2 , and a back panel that is not shown, are fixed around a periphery of each of the drain pan 11 and the intermediate frame member 12 to constitute the casing 4.
  • each of the exterior panel members 4a, 4b, and 4c is fixed after the outdoor unit and the indoor unit are assembled on the drain pan 11 and the intermediate frame member 12 of the inner frame 24, respectively.
  • the integrated indoor-outdoor unit type air conditioner is configured as above.
  • the integrated indoor-outdoor unit type air conditioner 1 includes the inner frame 24 that includes: the back board member 25 that is formed of a sheet metal material so as to constitute a back face of the air conditioner and that is provided in its upper end portion with the hooking portion 25c; a drain pan 11 that is formed of resin by molding to constitute a bottom of the air conditioner 1 and that is connected to a lower end of the back board member 25 to support components of the outdoor unit 2; and the intermediate frame member 12 that is also formed of resin by molding and that is connected to an intermediate portion of the back board member 25 to support components of the indoor unit 3.
  • each of the drain pan 11 and the intermediate frame member 12, formed of resin by molding with a very light weight.
  • weight of the inner frame 24 is reduced, so that it is possible to reduce a load to the surface of the wall on which the integrated indoor-outdoor unit type air conditioner is hung.
  • the drain pan 11 and the intermediate frame member 12 are formed by resin molding, so that a modeling property can be noticeably improved as compared with those formed of metal.
  • the drain pan 11 can recover rainwater entering inside the casing 4 from an inlet port and an outlet port (not shown) through which outdoor air is blown, the ports being provided in the back face of the integrated indoor-outdoor unit type air conditioner 1, and condensed water condensed in the casing 4 effectively. As a result, it is possible to prevent the water from leaking into the inside of a room.
  • the intermediate frame member 12 if it also serves as a drain pan.
  • the drain pan 11 has a lateral width dimension greater than a depth dimension thereof, and the metal angle member 28 is attached to each of front and rear ends along the lateral width direction of the drain pan 11 for reinforcement, and also the angle member 28 at the rear side is connected and fixed to the back board member 25.
  • the metal angle member 28 reinforces the drain pan 11, and applies rigidity capable of supporting weight of components of the outdoor unit 2 to the drain pan 11. As a result, it is possible to improve durability of a compressor (not shown) for vibration and the like. The same applies to the intermediate frame member 12 if it is also reinforced by the angle member 28.
  • the angle member 28 is only attached to each of ends of the drain pan 11 (or the intermediate frame member 12), so that weight of the inner frame 24 does not greatly increase. Thus, it is possible to reduce the weight while strength and rigidity of the inner frame 24 are increased.
  • exterior panel members such as the front panel 4a, the side panels 4b, the top panel 4c, and the back panel (not shown), are fixed around the periphery of each of the drain pan 11 and the intermediate frame member 12 to constitute the casing 4.
  • the inner frame 24 composed of the back board member 25, the drain pan 11, and the intermediate frame member 12, and the exterior panel members 4a, 4b, and 4c, constitute a semi-monocoque structure, so that the lightweight and strong casing 4 is formed.
  • the lightweight and strong casing 4 is formed.
  • Fig. 7 shows an inner frame 24A of the second embodiment.
  • the inner frame 24A includes a left-and-right pair of angle members 25d each of which is formed by extending a lower end of each of the back board members 25 (back face boards 25a) in either right or left lateral direction of the drain pan 11.
  • the inner frame 24A is formed so that the angle members 25d and the two angle members 28 provided in the longitudinal direction of the drain pan 11 enclose four peripheral sides of the drain pan 11. Structure of other portions is identical with those of the inner frame 24 of the first embodiment.
  • the metal and frame-like angle members 25d and 28 enclose around the entire periphery of the drain pan 11 for reinforcement, so that it is possible to increase a reinforcement effect of the drain pan 11 as compared with that of the first embodiment.
  • Fig. 8 shows an inner frame 24B of the third embodiment.
  • the inner frame 24B includes a vertical left-and-right pair of angle members 25e each of which is formed by further bending and extending upward a front end of each of the left-and-right pair of angle members 25d each of which is formed by extending the lower end of each of the back board members 25, the angle members 25d being shown in the inner frame 24A of the second embodiment.
  • the inner frame 24B is formed by connecting each of the angle members 25e to either right or left front end corner of each of the drain pan 11 and the intermediate frame member 12 for further reinforcement.
  • connection rigidity between the drain pan 11 and the intermediate frame member 12 is increased. As a result, it is possible to reliably prevent relative movement of the intermediate frame member 12 in its horizontal direction with respect to the drain pan 11.
  • Fig. 9 shows an inner frame 24C of the fourth embodiment.
  • the inner frame 24C is formed by attaching each of two thick angle members 35 extending vertically to either right or left front end corner of each of the drain pan 11 and the intermediate frame member 12 in the inner frame 24 of the first embodiment for reinforcement, as well as by providing the partition member 32 in the inner frame 24.
  • the inner frame 24C can also increase the connection rigidity between the drain pan 11 and the intermediate frame member 12. Since the angle members 28 reinforcing the drain pan 11 are only provided in the front and rear ends, the inner frame 24C can also contribute to reduction in weight.
  • the following is not limited the embodiments above: a shape and a position of the drain pan 11, the intermediate frame member 12, the back board member 25, the angle members 25d, 25e, 28, and 35, the partition members 31, 32, and 33, and the like; a vertical relationship between the outdoor unit 2 and the indoor unit 3; and an aspect ratio and the like of a shape of the integrated indoor-outdoor unit type air conditioner 1.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)

Claims (7)

  1. Climatiseur du type à unités intérieure-extérieure intégrées (1) dans lequel les composants constituant une unité extérieure (2) et les composants constituant une unité intérieure (3) sont intégrés verticalement, le climatiseur du type à unités intérieure-extérieure intégrées (1) comprenant un cadre intérieur (24, 24A, 24B, 24C), le cadre intérieur comprenant :
    un élément de panneau arrière (25) constituant une face arrière du climatiseur du type à unités intérieure-extérieure intégrées (1), et dont la partie d'extrémité supérieure est pourvue d'une partie d'accrochage (25c) ;
    un premier élément formant plateau (11) qui est constitué d'un matériau résineux pour constituer un fond du climatiseur du type à unités intérieure-extérieure intégrées (1), et qui est relié à une extrémité inférieure de l'élément de panneau arrière (25) pour supporter les composants de l'une de l'unité extérieure (2) et de l'unité intérieure (3) ; et
    un deuxième élément formant plateau (12) qui est constitué d'un matériau résineux, et qui est relié à une partie intermédiaire de l'élément de panneau arrière (25) pour supporter les composants de l'autre de l'unité extérieure (2) et de l'unité intérieure (3) ;
    le climatiseur du type à unités intérieure-extérieure intégrées (1) étant caractérisé en ce que l'élément de panneau arrière (25) est constitué d'un matériau métallique en feuille et est un élément d'angle comprenant un panneau de face arrière vertical (25a) et un panneau de face latérale (25b).
  2. Climatiseur du type à unités intérieure-extérieure intégrées (1) selon la revendication 1, dans lequel au moins l'un du premier élément formant plateau (11) et du deuxième élément formant plateau (12) a une dimension de largeur latérale qui est plus grande qu'une dimension de profondeur de celui-ci, et un élément d'angle (28) constitué d'un métal qui est attaché à au moins une extrémité avant et une extrémité arrière le long d'une direction de largeur latérale dudit au moins un du premier élément formant plateau (11) et du deuxième élément formant plateau (12) pour son renforcement de sorte que l'élément d'angle (28) dudit au moins un du premier élément formant plateau (11) et du deuxième élément formant plateau (12) à l'extrémité arrière soit relié et fixé à l'élément de panneau arrière (25).
  3. Climatiseur du type à unités intérieure-extérieure intégrées (1) selon la revendication 1 ou 2, comprenant en outre des éléments de panneau extérieurs (4a, 4b, 4c) qui sont fixés autour d'une périphérie de chacun du premier élément formant plateau (11) et du deuxième élément formant plateau (12) pour constituer un boîtier servant en tant qu'enveloppe extérieure du climatiseur du type à unités intérieure-extérieure intégrées (1).
  4. Climatiseur du type à unités intérieure-extérieure intégrées (1) selon la revendication 3, comprenant en outre une pluralité d'éléments formant cloison (31, 32, 33) qui ont chacun une direction de face différente en vue verticale et en vue plane, les éléments formant cloison étant fixés de manière à effectuer la liaison entre le premier élément formant plateau (11) et le deuxième élément formant plateau (12).
  5. Climatiseur du type à unités intérieure-extérieure intégrées (1) selon la revendication 2,
    dans lequel le cadre intérieur (24A) comprend une paire d'éléments d'angle (25d) gauche et droite qui sont formés chacun en étendant une extrémité inférieure de chacun des éléments de panneau arrière (25) dans l'une ou l'autre des directions latérales droite et gauche du premier élément formant plateau (11), et
    dans lequel le cadre intérieur (24A) est formé de sorte que les éléments d'angle (25d) de la paire gauche et droite et les deux éléments d'angle (28) prévus dans la direction longitudinale du premier élément formant plateau (11) enferment les quatre côtés périphériques du premier élément formant plateau (11).
  6. Climatiseur du type à unités intérieure-extérieure intégrées (1) selon la revendication 2,
    dans lequel le cadre intérieur (24B) comprend une paire verticale d'éléments d'angle (25e) gauche et droite qui sont formés chacun en pliant et en étendant en outre vers le haut une extrémité avant de chacun d'une paire d'éléments d'angle (25d) gauche et droite qui sont formés chacun en étendant l'extrémité inférieure de chacun des éléments de panneau arrière (25), et
    dans lequel le cadre intérieur (24B) est formé en reliant chacun des éléments d'angle (25e) de la paire verticale gauche et droite à l'un ou l'autre des coins d'extrémité avant droit ou gauche de chacun du premier élément formant plateau (11) et du deuxième élément formant plateau (12).
  7. Climatiseur du type à unités intérieure-extérieure intégrées (1) selon la revendication 2,
    dans lequel le cadre intérieur (24C) est formé en attachant chacun de deux éléments d'angle (35) s'étendant verticalement à l'un ou l'autre des coins d'extrémité avant droit ou gauche de chacun du premier élément formant plateau (11) et du deuxième élément formant plateau (12) et en prévoyant un élément formant cloison (32) qui est fixé de manière à effectuer la liaison entre le premier élément formant plateau (11) et le deuxième élément formant plateau (12).
EP15159418.1A 2014-03-20 2015-03-17 Climatiseur à unité intégrée intérieur-extérieur Active EP2921793B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2014058379A JP2015183881A (ja) 2014-03-20 2014-03-20 内外一体型空気調和機

Publications (2)

Publication Number Publication Date
EP2921793A1 EP2921793A1 (fr) 2015-09-23
EP2921793B1 true EP2921793B1 (fr) 2018-07-04

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Families Citing this family (1)

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Publication number Priority date Publication date Assignee Title
CN109668225A (zh) * 2019-01-31 2019-04-23 广东美的制冷设备有限公司 空气处理装置

Family Cites Families (6)

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Publication number Priority date Publication date Assignee Title
US5193355A (en) * 1989-09-26 1993-03-16 Matsushita Electric Industrial Co., Ltd. Integrated type air conditioner
IT1276022B1 (it) * 1995-03-13 1997-10-24 Delchi Carrier S P A Ora Carri Climatizzatore portatile
JP3236516B2 (ja) 1996-10-08 2001-12-10 クボタ空調株式会社 空気調和機の断熱架台
US6098416A (en) * 1998-12-10 2000-08-08 Friedrich Air Conditioning Co. Heat pump, housing and method
US6425256B1 (en) * 2000-08-17 2002-07-30 Carrier Corporation Molded plastic basepan for a room air conditioner
US20090031744A1 (en) * 2004-04-23 2009-02-05 D Souza Melanius Compact internal window air conditioner

Non-Patent Citations (1)

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Title
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EP2921793A1 (fr) 2015-09-23

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