JP3303491B2 - Indoor unit of air conditioner - Google Patents
Indoor unit of air conditionerInfo
- Publication number
- JP3303491B2 JP3303491B2 JP32912393A JP32912393A JP3303491B2 JP 3303491 B2 JP3303491 B2 JP 3303491B2 JP 32912393 A JP32912393 A JP 32912393A JP 32912393 A JP32912393 A JP 32912393A JP 3303491 B2 JP3303491 B2 JP 3303491B2
- Authority
- JP
- Japan
- Prior art keywords
- heat exchanger
- air
- fan
- air conditioner
- flow
- 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.)
- Expired - Fee Related
Links
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
- F24F1/032—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by heat exchangers
- F24F1/0323—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by heat exchangers by the mounting or arrangement of the heat exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
- F24F1/032—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by heat exchangers
- F24F1/0325—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by heat exchangers by the shape of the heat exchangers or of parts thereof, e.g. of their fins
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は空気調和機などに用いら
れる横断流送風機型送風回路及び構成に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a crossflow type blower circuit and a structure used in an air conditioner or the like.
【０００２】[0002]
【従来の技術】従来の横断流送風機型空気調和機は、実
開平４−６８９２１号の公報に記載されているように図
４のような構成になっている。吸い込み口１と、吹き出
し口２との間には送風路３が形成されており、この送風
路３の内には前面カバー４の内面に沿わせて台枠５の天
井まで移動させることのできる着脱自在なエアーフィル
タ６と、３つに折り曲げた熱交換器７と、その内部にフ
ァン８とが配置され、熱交換された空気はファン８によ
り吹き出し口２に送られ、室内への風向は風速羽根９に
よって調節されるようになっている。１０は各々の熱交
換器７から落下する除湿水を受けるドレンパンであると
同時に前記送風路３の一部を構成する壁でもある。2. Description of the Related Art A conventional cross-flow blower type air conditioner has a configuration as shown in FIG. 4 as described in Japanese Utility Model Laid-Open No. 4-68921. An air passage 3 is formed between the inlet 1 and the outlet 2, and the air passage 3 can be moved to the ceiling of the underframe 5 along the inner surface of the front cover 4. A detachable air filter 6, a heat exchanger 7 folded into three, and a fan 8 are disposed inside the air filter 6, and the heat-exchanged air is sent to the outlet 2 by the fan 8, and the wind direction into the room is changed. The wind speed is adjusted by the blade 9. Reference numeral 10 denotes a drain pan for receiving dehumidified water falling from each heat exchanger 7 and also a wall constituting a part of the air passage 3.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、上記の
ような配置の熱交換器は、空気が通過するときに曲げ損
失が大きくなり流量性能が劣化する。However, in the heat exchanger having the above arrangement, the bending loss increases when air passes through the heat exchanger, and the flow performance deteriorates.
【０００４】また、単に３つに折り曲げた熱交換器の内
部にファンを配置するだけでは、偏流が生じ流速分布が
均一化されず流量性能の劣化につながる。[0004] In addition, merely disposing a fan inside a heat exchanger that is bent into three causes a drift, resulting in a non-uniform flow velocity distribution, leading to a deterioration in flow performance.
【０００５】[0005]
【課題を解決するための手段】上記課題を解決するため
の本発明の第１の技術手段は、前面側、中央、背面側の
３個に独立している熱交換器をクロスフローファンの中
心から見て吸い込み方向の全域を前記３個の熱交換器で
囲み、クロスフローファンの径方向に対して可能な限り
垂直に近くなるようにして、前記中央の熱交換器を前記
前面側、前記背面側熱交換器の上にのせ「π」型に配設
することを特徴とする空気調和機である。Means for Solving the Problems A first technical means of the present invention for solving the above-mentioned problems is that of a front side, a center and a back side.
When three independent heat exchangers are viewed from the center of the cross flow fan, the entire area in the suction direction is surrounded by the three heat exchangers, and the heat exchangers are as nearly perpendicular to the radial direction of the cross flow fan as possible. and so, the center of the heat exchanger the <br/> front side, an air conditioner, characterized by disposing put "π" type on the rear side heat exchanger.
【０００６】第２の技術的手段は、前記前面側、前記中
央、前記背面側の各熱交換器の接合部に不通気性のスペ
ーサを挿入することを特徴とする空気調和機である。 A second technical means is an air conditioner characterized in that an air -impermeable spacer is inserted into a junction of each of the heat exchangers on the front side, the center, and the rear side .
【０００７】[0007]
【作用】第１、２の技術的手段である熱交換器をクロス
フローファンの径方向に対して可能な限り垂直に近くな
るように配設したことにより、熱交換器を通過する空気
は曲がり損失が小さくなり流量性能が向上する。また、
流れの曲がりによる乱れが減少して低騒音化が図れる。The air passing through the heat exchanger is bent by arranging the heat exchanger as the first and second technical means so as to be as vertical as possible to the radial direction of the cross flow fan. Loss is reduced and flow performance is improved. Also,
Disturbance due to flow bending is reduced, and noise can be reduced.
【０００８】横断流送風機のファン中心から見た吸い込
み方向の全域を熱交換器で囲むことにより、吸い込み流
れを円滑にし乱れの小さい流れ場を形成し低騒音化が図
れる。また、ファン外周部での流入流速分布が均一化さ
れ流量性能が向上される。By enclosing the entire area in the suction direction as viewed from the center of the fan of the cross flow blower with a heat exchanger, the suction flow can be made smooth and a flow field with small turbulence can be formed to reduce noise. Further, the inflow velocity distribution at the fan outer peripheral portion is made uniform, and the flow rate performance is improved.
【０００９】第１の技術的手段については、各々の熱交
換器の接続部で熱交換器の端面（切断面）から空気を吸
い込んでも充分に熱交換されるため、より流量性能の向
上となる。In the first technical means, even if air is sucked in from the end face (cut surface) of the heat exchanger at the connection part of each heat exchanger, heat is sufficiently exchanged, so that the flow rate performance is further improved. .
【００１０】[0010]
【実施例】以下、本発明の実施例を添付図面に基づいて
説明する。Embodiments of the present invention will be described below with reference to the accompanying drawings.
【００１１】図１は、本発明の実施例の斜視図である。
１１は本体を表し、この本体１１は台枠５と、この台枠
５の前方に取り付けられた前面カバー４とからなり、台
枠５及び前面カバー４の上部には室内空気の吸い込み口
１が設けられ、下部には吹き出し口２が形成されてい
る。FIG. 1 is a perspective view of an embodiment of the present invention.
Reference numeral 11 denotes a main body. The main body 11 is composed of an underframe 5 and a front cover 4 attached to the front of the underframe 5, and an upper portion of the underframe 5 and the front cover 4 has an indoor air suction port 1. The outlet 2 is formed in the lower part.
【００１２】図２は、本発明の第１の実施例の横断面図
である。概略の流れ及び構成を説明すると、前面カバー
４及び台枠５に設けられた吸い込み口１から室内空気が
吸い込まれ、前面カバー４の内面に沿わせて設けられて
いる着脱自在なエアーフィルタ６を、さらに独立した３
個の熱交換器７ａ，７ｂ，７ｃを通過して、ファン８に
吸い込まれる。ここで、各々の前記熱交換器の接続部で
熱交換器７ｂの端面（切断面）７ｂ１、７ｂ２からの吸
い込みも追加され、流量性能が向上する。前記ファン８
の周囲にリアガイダ１２とスタビライザ１３とで形成さ
れる送風路３を通過して吹き出し口２から放出される。
矢印は、概略の流れの軌跡を表す。前記熱交換器７の隙
間を埋めるため、不通気性のスペーサ１４を挿入する。
３個の独立している前記熱交換器７ａ，７ｂ，７ｃを前
記ファン８の径方向に対して可能な限り垂直に近くなる
ようにし、前記ファン８の中心から見て吸い込み方向
（１６０゜〜２００゜）の全域を囲むようにする。さら
に、中央の熱交換器を前面側、背面側熱交換器の上にの
せ「π」型に配設することを特徴とする空気調和機であ
る。FIG. 2 is a cross-sectional view of the first embodiment of the present invention. The general flow and configuration will be described. When the room air is sucked from the suction port 1 provided in the front cover 4 and the underframe 5, the removable air filter 6 provided along the inner surface of the front cover 4 is removed. , And independent 3
It passes through the heat exchangers 7a, 7b, 7c and is sucked into the fan 8. Here, suction from the end faces (cut surfaces) 7b1 and 7b2 of the heat exchanger 7b at the connection portions of the respective heat exchangers is also added, and the flow performance is improved. The fan 8
The air is discharged from the outlet 2 through an air passage 3 formed by a rear guider 12 and a stabilizer 13 around the periphery.
The arrows represent the general flow trajectory. In order to fill the gap of the heat exchanger 7, an impermeable spacer 14 is inserted.
The three independent heat exchangers 7a, 7b, 7c are made as close as possible to the radial direction of the fan 8 as much as possible, and the suction direction (160 °- 200 ゜). Further, the air conditioner is characterized in that the central heat exchanger is placed on the front side heat exchanger and the rear side heat exchanger and arranged in a “π” shape.
【００１３】図３は、本発明の第２の実施例の横断面図
である。概略の流れ及び構成を説明すると、前面カバー
４及び台枠５に設けられた吸い込み口１から室内空気が
吸い込まれ、前面カバー４の内面に沿わせて設けられて
いる着脱自在なエアーフィルタ６を、さらに４つ折りし
た熱交換器７を通過して、ファン８に吸い込まれる。前
記ファン８の周囲にリアガイダ１２とスタビライザ１３
とで形成される送風路３を通過して吹き出し口２から放
出される。矢印は、概略の流れの軌跡を表す。４つ折り
した熱交換器７の各領域７ｄ，７ｅ，７ｆ，７ｇを前記
ファン８の径方向に対して可能な限り垂直に近くなるよ
うにして、さらに前記ファン８の中心から見て吸い込み
方向（１６０゜〜２００゜）の全域を囲むように配設す
る。前記、熱交換器７の折り曲げ部の隙間を不通気性の
スペーサ１４を挿入する。FIG. 3 is a cross-sectional view of a second embodiment of the present invention. The general flow and configuration will be described. When the room air is sucked from the suction port 1 provided in the front cover 4 and the underframe 5, the removable air filter 6 provided along the inner surface of the front cover 4 is removed. Then, it passes through the heat exchanger 7 folded in four and is sucked into the fan 8. A rear guide 12 and a stabilizer 13 are provided around the fan 8.
Are discharged from the outlet 2 through the air passage 3 formed by The arrows represent the general flow trajectory. Each of the four regions 7d, 7e, 7f, 7g of the heat exchanger 7 is made as close as possible to the radial direction of the fan 8 as much as possible, and furthermore, the suction direction (from the center of the fan 8) 160 ゜ to 200 ゜). An impermeable spacer 14 is inserted into the gap between the bent portions of the heat exchanger 7.
【００１４】[0014]
【発明の効果】第１、２の実施例である熱交換器をクロ
スフローファンの径方向に対して可能な限り垂直に近く
なるように配設したことにより、熱交換器を通過する空
気は曲がり損失が小さくなる。これは、空気が熱交換器
を通過するとき熱交換器の吸い込み面と吹き出し面をほ
ぼ垂直に通過し、さらにクロスフローファンに吸い込ま
れる外周部近傍ではほぼ径方向に流入されるためであ
る。By arranging the heat exchangers of the first and second embodiments so as to be as vertical as possible to the radial direction of the cross flow fan, the air passing through the heat exchanger is Bending loss is reduced. This is because when the air passes through the heat exchanger, it passes through the suction surface and the blowing surface of the heat exchanger almost perpendicularly, and further flows almost radially in the vicinity of the outer peripheral portion where it is sucked into the cross flow fan.
【００１５】横断流送風機のファン中心から見た吸い込
み方向の全域を熱交換器で囲むことにより、吸い込み流
れを円滑にし乱れの小さい流れ場を形成し低騒音化が図
れる。また、ファン外周部での流入流速分布が均一化さ
れ流量性能が向上される。By enclosing the entire region in the suction direction as viewed from the center of the fan of the cross flow blower with a heat exchanger, the suction flow can be made smooth and a flow field with small turbulence can be formed to reduce noise. Further, the inflow velocity distribution at the fan outer peripheral portion is made uniform, and the flow rate performance is improved.
【００１６】第１の実施例については、各々の熱交換器
の接続部で熱交換器の端面（切断面）から空気を吸い込
んでも充分に熱交換されるため、より流量性能の向上と
なる。In the first embodiment, since heat is sufficiently exchanged even when air is sucked in from the end faces (cut surfaces) of the heat exchangers at the connection portions of the respective heat exchangers, the flow rate performance is further improved.
【図面の簡単な説明】[Brief description of the drawings]
【図１】本発明の実施例の斜視図FIG. 1 is a perspective view of an embodiment of the present invention.
【図２】本発明の第１の実施例の横断面図FIG. 2 is a cross-sectional view of the first embodiment of the present invention.
【図３】本発明の第２の実施例の横断面図FIG. 3 is a cross-sectional view of a second embodiment of the present invention.
【図４】従来技術の横断面図FIG. 4 is a cross-sectional view of the prior art.
１ 吸い込み口 ２ 吹き出し口 ３ 送風路 ４ 前面カバー ５ 台枠 ６ エアーフィルタ ７ 熱交換器 ８ ファン ９ 風速羽根 １０ ドレイパン １１ 本体 １２ リアガイダ １３ スタビライザ １４ スペーサ DESCRIPTION OF SYMBOLS 1 Inlet 2 Outlet 3 Blow path 4 Front cover 5 Underframe 6 Air filter 7 Heat exchanger 8 Fan 9 Wind speed blade 10 Dray pan 11 Main body 12 Rear guide 13 Stabilizer 14 Spacer
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 平４−344033（ＪＰ，Ａ) 特開 平７−145993（ＪＰ，Ａ) 実開 平４−68921（ＪＰ，Ｕ) 実開 平３−13028（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.7，ＤＢ名) F24F 13/30 F24F 1/00 311 ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-4-344033 (JP, A) JP-A-7-145993 (JP, A) JP-A 4-68921 (JP, U) JP-A 3-68921 13028 (JP, U) (58) Fields studied (Int. Cl. 7 , DB name) F24F 13/30 F24F 1/00 311
Claims (2)
柱状に配列した羽根車単体を回転軸方向に組み合わせて
なるクロスフローファンと、これに近接・対向して位置
するスタビライザと、流路を形成するリアガイダと、エ
アーフィルタと、吸い込みグリルと、前面側、中央、背
面側の３個に独立している熱交換器から構成され、前記
クロスフローファンの中心から見て吸い込み方向の全域
を前記３個の熱交換器で囲み、前記中央の熱交換器を前
記前面側、前記背面側熱交換器の上にのせ「π」型に配
設することを特徴とする空気調和機の室内ユニット。1. A cross-flow fan comprising a plurality of blades each having a predetermined length arranged in a columnar shape and arranged in a rotational axis direction, a cross flow fan, a stabilizer positioned close to and opposed to the impeller, and a flow path. , A rear guider, an air filter, a suction grille, and a heat exchanger that is independent of the front, center, and rear sides. An indoor unit for an air conditioner, wherein the indoor heat exchanger is surrounded by the three heat exchangers, and the central heat exchanger is placed on the front heat exchanger and the rear heat exchanger and arranged in a “π” shape. .
熱交換器の接合部に不通気性のスペーサを挿入すること
を特徴とする請求項１記載の空気調和機の室内ユニッ
ト。2. The indoor unit for an air conditioner according to claim 1, wherein an air-impermeable spacer is inserted into a joint of each of the heat exchangers on the front side, the center, and the rear side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP32912393A JP3303491B2 (en) | 1993-12-24 | 1993-12-24 | Indoor unit of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP32912393A JP3303491B2 (en) | 1993-12-24 | 1993-12-24 | Indoor unit of air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07190474A JPH07190474A (en) | 1995-07-28 |
| JP3303491B2 true JP3303491B2 (en) | 2002-07-22 |
Family
ID=18217881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP32912393A Expired - Fee Related JP3303491B2 (en) | 1993-12-24 | 1993-12-24 | Indoor unit of air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3303491B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104819518A (en) * | 2015-05-18 | 2015-08-05 | 广东美的暖通设备有限公司 | Air conditioning unit |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0979602A (en) * | 1995-09-13 | 1997-03-28 | Matsushita Electric Ind Co Ltd | Indoor unit for air-conditioner |
| JPH0979656A (en) * | 1995-09-13 | 1997-03-28 | Matsushita Electric Ind Co Ltd | Indoor unit of air conditioner |
| KR19990065677A (en) * | 1998-01-15 | 1999-08-05 | 토마스 이. 데이비스 | Heat exchanger for air conditioner |
| JP2008224179A (en) * | 2007-03-15 | 2008-09-25 | Sanyo Electric Co Ltd | Air conditioner |
| CN102721116B (en) * | 2012-06-27 | 2016-04-27 | 广州芬尼克兹空调有限公司 | A kind of ultra-thin draught fan coil pipe |
| CN112303716B (en) * | 2019-07-26 | 2022-01-21 | 青岛海尔空调器有限总公司 | Cabinet air conditioner |
-
1993
- 1993-12-24 JP JP32912393A patent/JP3303491B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104819518A (en) * | 2015-05-18 | 2015-08-05 | 广东美的暖通设备有限公司 | Air conditioning unit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07190474A (en) | 1995-07-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |