JP3528962B2 - Heat pump type air conditioner - Google Patents

Heat pump type air conditioner

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Publication number
JP3528962B2
JP3528962B2 JP2001009967A JP2001009967A JP3528962B2 JP 3528962 B2 JP3528962 B2 JP 3528962B2 JP 2001009967 A JP2001009967 A JP 2001009967A JP 2001009967 A JP2001009967 A JP 2001009967A JP 3528962 B2 JP3528962 B2 JP 3528962B2
Authority
JP
Japan
Prior art keywords
evaporator
air
pump type
heat
air conditioner
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 - Lifetime
Application number
JP2001009967A
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Japanese (ja)
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JP2002213773A (en
Inventor
勝博 浦野
Original Assignee
木村工機株式会社
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Application filed by 木村工機株式会社 filed Critical 木村工機株式会社
Priority to JP2001009967A priority Critical patent/JP3528962B2/en
Publication of JP2002213773A publication Critical patent/JP2002213773A/en
Application granted granted Critical
Publication of JP3528962B2 publication Critical patent/JP3528962B2/en
Anticipated expiration legal-status Critical
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Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【発明の属する技術分野】本発明はヒートポンプ式空調
機に関する。
TECHNICAL FIELD The present invention relates to a heat pump type air conditioner.

【0002】[0002]

【従来の技術】従来のヒートポンプ式空調機では、騒音
などの問題から機械室などを設けて設置していた。
2. Description of the Related Art In a conventional heat pump type air conditioner, a machine room or the like has been installed due to problems such as noise.

【0003】[0003]

【発明が解決しようとする課題】そのため設備コスト高
となる問題があった。そこで、これらの問題点を解決す
るヒートポンプ式空調機を提供することを目的とする。
Therefore, there is a problem that the equipment cost becomes high. Then, it aims at providing the heat pump type | mold air conditioner which solves these problems.

【0004】[0004]

【課題を解決するための手段】本発明は、上記課題を解
決するために、同一本体ケーシング内に、蒸発器と、蒸
発器の冷暖運転切換自在な圧縮機と、蒸発器の循環冷媒
を熱交換する水冷コンデンサと、を設け、蒸発器へ送風
される外気と還気の各風量又は還気の風量を制御するダ
ンパ機構を、備え、圧縮機と水冷コンデンサを有する密
閉室と、蒸発器を有する送風室と、に区画し、消音兼用
として送風室を密閉室を囲むように凹状に配設した。さ
らに、蒸発器を風上側と風下側に二分割し、この2つの
分割蒸発器を各々別冷凍回路の圧縮機に接続した。さら
に、1台の水冷コンデンサで、2つの冷凍回路の循環冷
媒を熱交換するように構成した。さらに、水冷コンデン
サの熱媒を熱交換するコイルを設けたクーリングユニッ
トを、備え、このクーリングユニットに、室内排気を取
入れる排気口と、排気兼用のコイル用送風機と、を設け
た。さらに、クーリングユニットに、コイル熱媒流量を
制御自在なポンプを設けた。さらに、コイルの伝熱管を
楕円管にした。さらに、本体ケーシングに連通する複数
の室内吹出口の吹出風量信号を数値に置き換えてその合
計数値に基づいて給気風量と圧縮機の運転・停止を別個
に制御する制御装置を、設けた。さらに、蒸発器のフィ
ンチューブを楕円管にした。
SUMMARY OF THE INVENTION In order to solve the above problems, the present invention provides an evaporator, a compressor capable of switching between cooling and heating operation of the evaporator, and a circulating refrigerant of the evaporator in the same main body casing. A water cooling condenser to be replaced is provided, and a damper mechanism for controlling each air volume of the outside air and the return air or the air volume of the return air blown to the evaporator is provided, and a closed chamber having a compressor and a water cooling condenser and an evaporator are provided. The air-blowing chamber is divided into the air-blowing chamber and the air-blowing chamber is arranged in a concave shape so as to surround the closed chamber for the purpose of silencing. Further, the evaporator was divided into an upwind side and a downwind side, and these two divided evaporators were connected to compressors in separate refrigeration circuits. Furthermore, one water-cooled condenser was configured to exchange heat between the circulating refrigerants in the two refrigeration circuits. Further, a cooling unit provided with a coil for exchanging the heat medium of the water-cooled condenser is provided, and the cooling unit is provided with an exhaust port for taking in indoor exhaust air and a coil blower that also serves as exhaust air. Further, the cooling unit is provided with a pump that can control the flow rate of the coil heating medium. Further, the heat transfer tube of the coil is an elliptical tube. Furthermore, a control device is provided which replaces the air flow rate signals of the plurality of indoor air outlets communicating with the main casing with numerical values and controls the supply air flow rate and the operation / stop of the compressor separately based on the total numerical values. Further, the fin tube of the evaporator was an elliptical tube.

【0005】[0005]

【発明の実施の形態】DETAILED DESCRIPTION OF THE INVENTION

【実施例】図1〜図3は、本発明のヒートポンプ式空調
機の一実施例を示しており、この空調機は、本体ケーシ
ング1とクーリングユニット19を備えている。この同
一本体ケーシング1内に、冷媒で空気を冷風又は温風に
熱交換する蒸発器5と、蒸発器5の冷暖熱交換運転切換
自在な圧縮機2と、蒸発器5の循環冷媒を熱交換する水
冷コンデンサ7と、を設ける。さらに本体ケーシング1
は、圧縮機2、切換弁、受液器等から成る冷房・暖房切
換自在な2つの冷凍回路4と、蒸発器5へ混合して送風
される外気Bと還気Cの各風量を個別に制御するダンパ
機構8と、を備えている。
1 to 3 show an embodiment of a heat pump type air conditioner of the present invention, which is equipped with a main body casing 1 and a cooling unit 19. In the same main body casing 1, an evaporator 5 for exchanging heat of the air with cold air or warm air with a refrigerant, a compressor 2 capable of switching between heat and cold heat exchange operation of the evaporator 5, and heat exchange with a circulating refrigerant of the evaporator 5 are carried out. The water-cooled condenser 7 is provided. Further main body casing 1
Are two refrigerating circuits 4 including a compressor 2, a switching valve, a liquid receiver, etc., capable of switching between cooling and heating, and external air B and return air C that are mixed and sent to an evaporator 5 individually. The damper mechanism 8 for controlling is provided.

【0006】本体ケーシング1は、圧縮機2と水冷コン
デンサ7などを有する密閉室6と、蒸発器5などを有す
る送風室10と、に区画し、消音兼用として送風室10
を密閉室6を囲むように凹状に配設する。送風室10に
は、蒸発器用送風機12と加湿器11を蒸発器5よりも
風下に設ける。このようにすれば圧縮機2などの騒音
は、密閉室6にて防音されると共に、たとえ密閉室外へ
僅かに騒音が漏れ出たとしても密閉室6の周囲の送風室
10の凹状空間に拡散し反射・干渉して騒音エネルギー
が減衰され、確実に消音することができる。しかも送風
室10の送風距離を長くとれるので送風室内で生じる騒
音の消音効果を同時に得られ、かつ外気Bと還気Cを十
分に混合した状態で蒸発器5に送風して空気と循環冷媒
との熱交換効率を良くすることができる。なお、送風機
12を蒸発器5より風上に押込み式に設ければ外気Bと
還気Cの混合を一層良くでき、かつ室内への騒音漏出を
一層少なくできる。
The main body casing 1 is divided into a closed chamber 6 having a compressor 2, a water-cooled condenser 7 and the like, and a blower chamber 10 having an evaporator 5 and the like.
Are arranged in a concave shape so as to surround the closed chamber 6. An air blower 12 for an evaporator and a humidifier 11 are provided in the air blower chamber 10 leeward of the evaporator 5. In this way, the noise of the compressor 2 and the like is prevented in the closed chamber 6, and even if the noise slightly leaks to the outside of the closed chamber, it diffuses into the concave space of the blower chamber 10 around the closed chamber 6. The noise energy is attenuated by reflection and interference, and the sound can be surely silenced. Moreover, since the air blowing distance of the air blowing chamber 10 can be made long, the effect of silencing the noise generated in the air blowing chamber can be obtained at the same time, and the outside air B and the return air C can be sufficiently mixed to blow air to the evaporator 5 to generate air and circulating refrigerant. The heat exchange efficiency of can be improved. It should be noted that if the blower 12 is provided in a windward manner above the evaporator 5, mixing of the outside air B and the return air C can be further improved, and noise leakage into the room can be further reduced.

【0007】この本体ケーシング1には、送風室10の
風上側に連通する還気口13及び外気口15と、送風室
10の風下側に連通する給気口14と、を形成し、外気
口15には送風室10への外気風量を調整する外気ダン
パ17を、還気口13には送風室10への還気風量を調
整する還気ダンパ18を、夫々設けて、ダンパ機構8を
構成する。還気口13にはダクトを介して複数の室内吸
込口を連通連結し、給気口14にはダクトを介して複数
の室内吹出口を連通連結し、室内を空調する。
The main body casing 1 is formed with a return air port 13 and an outside air port 15 which communicate with the windward side of the blower chamber 10 and an air supply port 14 which communicates with the leeward side of the blower chamber 10. An outside air damper 17 for adjusting the amount of outside air to the blower chamber 10 is provided at 15, and a return air damper 18 for adjusting the amount of return air to the blower chamber 10 is provided at the return air port 13 to configure the damper mechanism 8. To do. A plurality of indoor suction ports are connected to the return air port 13 via a duct, and a plurality of indoor air outlets are connected to the air supply port 14 via a duct to air-condition the room.

【0008】この給気口14に連通する複数の室内吹出
口の吹出風量信号を数値(ポイント)に置き換えてその
合計数値に基づいて給気風量と各圧縮機2の運転・停止
を別個に制御する制御装置20を、設ける。制御装置2
0はマイコンなどにて構成し、圧縮機2と送風機12の
回転速度を制御する。制御装置20は、送風機12に別
個に回転速度の指令を出して風量を無段階又は段階的に
制御しかつ各圧縮機2に別個に回転速度の指令を出して
循環冷媒流量を無段階又は段階的に制御する。たとえ
ば、各室内吹出口に図示省略のセンサーを設け、そのセ
ンサーの吹出風量信号の合計数値(ポイント)の変動に
応じて、送風機12の風量を増減制御し、冷凍回路4の
圧縮機2による冷媒流量を増減制御する。なお、本発明
において圧縮機2の運転とは、冷媒流量の増減制御を行
わないもの(単に起動・停止を行うだけ)と、冷媒流量
の増減制御を行うものの両方が含まれるものとする。
The air flow rate signals of a plurality of indoor air outlets communicating with the air supply port 14 are replaced with numerical values (points), and the supply air flow rate and the operation / stop of each compressor 2 are controlled separately based on the total numerical value. The control device 20 is provided. Control device 2
0 is configured by a microcomputer or the like and controls the rotation speeds of the compressor 2 and the blower 12. The control device 20 separately issues a rotation speed command to the blower 12 to control the air volume steplessly or stepwise, and separately issues a rotation speed command to each compressor 2 to continuously circulate the circulating refrigerant flow rate. Control. For example, a sensor (not shown) is provided at each indoor outlet, and the air volume of the blower 12 is controlled to increase or decrease according to the variation of the total numerical value (points) of the air volume signal of the sensor, and the refrigerant by the compressor 2 of the refrigeration circuit 4 is controlled. Increase / decrease the flow rate. It should be noted that in the present invention, the operation of the compressor 2 includes both the operation in which the increase / decrease control of the refrigerant flow rate is not performed (simply starting / stopping) and the operation in which the increase / decrease control of the refrigerant flow rate is performed.

【0009】蒸発器5は風上側と風下側に距離を隔てて
所定割合で二分割し、2つの分割蒸発器5a、5bを各
々別冷凍回路4の圧縮機2に一対一で接続する。2つの
冷凍回路4、4の圧縮機2、2(風下側の分割蒸発器5
b:風上側の分割蒸発器5a)の能力比は4:6に設定
するのが最適であるが、これ以外の割合でもよい。通
常、同一の蒸発器で冷房と暖房を切り替えて使用する場
合、暖房に要する能力は冷房時の6割程度である。その
ため、上述のような分割比にすることにより、暖房時に
は風上側の分割蒸発器5aのみ即ち一方の冷凍回路4の
圧縮機2のみを使用するだけでよく省エネ化を図れる。
The evaporator 5 is divided into two parts at a predetermined ratio with a distance between the windward side and the leeward side, and the two divided evaporators 5a and 5b are connected to the compressors 2 of the separate refrigeration circuits 4 in a one-to-one correspondence. The compressors 2 and 2 of the two refrigeration circuits 4 and 4 (the leeward side divided evaporator 5
It is optimal to set the capacity ratio of b: the windward divided evaporator 5a) to 4: 6, but other ratios may be used. Normally, when switching between cooling and heating with the same evaporator, the capacity required for heating is about 60% of that required during cooling. Therefore, by setting the division ratio as described above, energy saving can be achieved by using only the windward side division evaporator 5a, that is, only the compressor 2 of the one refrigeration circuit 4 during heating.

【0010】2つの冷凍回路4、4の循環冷媒は、1台
の水冷コンデンサ7で共用して熱交換するように構成す
る。水冷コンデンサ7には水などの各種熱媒を用いて冷
凍回路4の循環冷媒を熱交換するが、寒冷地などでは凍
結防止のためにブライン液などを用いて熱交換してもよ
い。水冷コンデンサ7の熱媒はクーリングユニット19
のコイル23にて熱交換する。このクーリングユニット
19には、ダクトを介して室内排気を取入れる排気口2
4と、排気兼用のコイル用送風機25と、コイル熱媒流
量を制御自在なポンプ26と、を設ける。このクーリン
グユニット19では、排気熱(室内からの冷気など)を
利用してコイル23の熱交換負荷を下げることができ、
あたかも全熱交換器を用いたような効果をコイル23の
みで得ることができる。なお、蒸発器5のフィンチュー
ブとコイル23の伝熱管は楕円管(図3参照)にするの
が好ましいが円形管でもよい。
The circulating refrigerant in the two refrigerating circuits 4 and 4 is shared by one water-cooling condenser 7 so as to exchange heat. The water-cooled condenser 7 uses various heat media such as water to exchange heat with the circulating refrigerant in the refrigeration circuit 4. However, in cold regions or the like, heat may be exchanged with brine or the like to prevent freezing. The heat medium of the water-cooled condenser 7 is the cooling unit 19
The heat is exchanged in the coil 23. The cooling unit 19 has an exhaust port 2 for taking in indoor exhaust air through a duct.
4, a coil blower 25 that also serves as an exhaust, and a pump 26 that can control the flow rate of the coil heating medium are provided. In this cooling unit 19, the heat exchange load of the coil 23 can be reduced by utilizing the exhaust heat (cool air from the room, etc.),
The effect as if using a total heat exchanger can be obtained only by the coil 23. The fin tubes of the evaporator 5 and the heat transfer tubes of the coils 23 are preferably elliptical tubes (see FIG. 3), but circular tubes may be used.

【0011】このヒートポンプ式空調機による運転例を
説明する。 冷房/暖房運転 外気ダンパ17、還気ダンパ18を開き、外気口15か
らの外気Bと還気口13からの還気Cとを所定割合で混
合させ、蒸発器5を介して給気口14から室内へ給気し
冷暖房を行う。暖房時に加湿する場合は、加湿器11も
作動させ、加湿した温風を室内へ給気し、暖房を行う。
このとき、2つの分割蒸発器5a、5b(圧縮機2、
2)の一方又は両方の運転切換により、冷暖房能力を無
段階又は段階的に制御して温度調整できる。なお、外気
ダンパ17を閉じて還気のみで冷暖房することもでき
る。
An operation example using this heat pump type air conditioner will be described. Air-conditioning / heating operation The outside air damper 17 and the return air damper 18 are opened, the outside air B from the outside air port 15 and the return air C from the return air port 13 are mixed at a predetermined ratio, and the air supply port 14 is passed through the evaporator 5. To supply air into and out of the room. When humidifying at the time of heating, the humidifier 11 is also operated to supply humidified warm air to the room to perform heating.
At this time, the two divided evaporators 5a and 5b (compressor 2,
2) By controlling the operation of one or both of them, the cooling / heating capacity can be controlled steplessly or stepwise to adjust the temperature. The outside air damper 17 can be closed to cool and heat only the return air.

【0012】外気冷房/換気運転 外気冷房又は換気運転する場合、圧縮機2、2を止めて
外気ダンパ17と還気ダンパ18を開いて、外気Bと還
気Cとを所定割合で混合させ給気口14から室内へ給気
し外気冷房又は換気を行う。
Outside air cooling / ventilation operation When outside air cooling or ventilation operation is performed, the compressors 2 and 2 are stopped, the outside air damper 17 and the return air damper 18 are opened, and the outside air B and the return air C are mixed at a predetermined ratio. Air is supplied from the air outlet 14 to the room to cool or ventilate the outside air.

【0013】除湿/再熱運転 除湿/再熱運転する場合、外気ダンパ17と還気ダンパ
18を開いて、外気Bと還気Cとを所定割合で混合さ
せ、その混気を風上側分割蒸発器5aの循環冷媒にて冷
却して除湿した後、その除湿空気を風下側分割蒸発器5
bの循環冷媒にて加熱して給気口14から室内へ給気し
て空調する。このとき、冷凍回路4、4の各冷媒は1台
の水冷コンデンサ7の熱媒を介して熱交換するので、冷
媒と熱媒の熱交換だけでなく、それよりも温度差の大き
な冷媒同士(加熱用冷媒温度−冷却用冷媒温度)での熱
交換も行えて熱交換能力が高まる。
Dehumidification / reheat operation In the dehumidification / reheat operation, the outside air damper 17 and the return air damper 18 are opened to mix the outside air B and the return air C at a predetermined ratio, and the mixed air is divided into windward split evaporation. After dehumidifying by cooling with the circulating refrigerant of the evaporator 5a, the dehumidified air is fed to the leeward side divided evaporator 5
It is heated by the circulating refrigerant of b and air is supplied to the room from the air supply port 14 for air conditioning. At this time, since the refrigerants in the refrigeration circuits 4 and 4 exchange heat via the heat medium of the single water-cooled condenser 7, not only the heat exchange between the refrigerant and the heat medium but also the refrigerants having a larger temperature difference than that ( The heat exchange capacity can be enhanced by performing heat exchange at the temperature of the heating refrigerant-the temperature of the cooling refrigerant.

【0014】なお、図示省略するが、外気口15と外気
ダンパ17を省略するも自由で、蒸発器5へ送風される
還気Cの風量を制御するダンパ機構8として空調機を構
成してもよい。この場合、外気の混ざった還気又は還気
のみを還気口13から送風室10に取入れる。また、こ
れらの各実施例において、蒸発器5を分割せずに1つと
し、冷凍回路4(圧縮機2)も1つとして空調機を構成
してもよい。
Although not shown, the outside air port 15 and the outside air damper 17 may be omitted, and an air conditioner may be configured as a damper mechanism 8 for controlling the amount of return air C blown to the evaporator 5. Good. In this case, the return air mixed with the outside air or only the return air is taken into the blower chamber 10 through the return air port 13. Further, in each of these embodiments, the evaporator 5 may be one without being divided, and the refrigeration circuit 4 (compressor 2) may also be one to constitute an air conditioner.

【0015】[0015]

【発明の効果】請求項1の発明では、密閉室内で発生す
る騒音が本体ケーシング外に漏出するのを二重に防止で
きるので、機械室を別に設けたり騒音対策することな
く、マンションなどに容易に設置でき、設備コストを低
減できる。本体ケーシングのスペースを有効利用できて
デッドスペースが発生せずコンパクト化を図れる。請求
項2の発明では、1台のヒートポンプ式空調機で、外気
処理冷暖房運転、外気冷房運転、換気運転、除湿/再熱
運転を行える。任意の圧縮機を運転・停止させるだけで
能力調整でき、制御が容易で、制御機構の簡素化を図
れ、故障が少なく、無駄の少ない省エネ運転を行える。
請求項3の発明では、除湿/再熱運転などの場合におい
て水冷コンデンサで温度差の大きな冷媒同士(加熱用冷
媒温度−冷却用冷媒温度)での熱交換も行えて水冷コン
デンサの熱交換能力が高まる。請求項4の発明では、ク
ーリングユニットにおいて1台のコイル用送風機を排気
送風に兼用してあるので、排気専用送風機などが不要と
なり、部品点数の削減ができる。室内からの排気熱を利
用して水冷コンデンサの熱媒を効率良く熱交換でき省エ
ネを図れる。請求項5の発明では、蒸発器の運転状況に
応じて水冷コンデンサの熱交換能力を調整でき省エネを
図れる。請求項6と8の発明では、高風速で使用しても
圧力損失が増加せずかつ熱交換能力も低下しないので小
型の蒸発器とコイルを使用でき空調機を大幅にコンパク
ト化できる。また、通常風速では圧力損失が減少して熱
交換効率が向上するので小型の送風機を用いることがで
き騒音低減を図れる。請求項7の発明では、送風機の風
量と蒸発器の能力制御が容易となり、風量の絞りすぎを
なくすことができて、室内での気流分布が均一となって
温度むらがでない。
According to the first aspect of the present invention, it is possible to prevent noise generated in the closed chamber from leaking out of the main casing, so that it is easy to install in a condominium or the like without providing a separate machine room or taking noise countermeasures. It can be installed in the room and the equipment cost can be reduced. The space of the main body casing can be effectively used, dead space does not occur, and the size can be reduced. According to the second aspect of the invention, one heat pump type air conditioner can perform the outside air processing cooling / heating operation, the outside air cooling operation, the ventilation operation, and the dehumidifying / reheating operation. The capacity can be adjusted simply by starting / stopping an arbitrary compressor, the control is easy, the control mechanism can be simplified, and the energy-saving operation with less trouble and less waste can be performed.
In the invention of claim 3, in the case of dehumidifying / reheating operation, heat exchange between the refrigerants having a large temperature difference (heating refrigerant temperature-cooling refrigerant temperature) can be performed in the water cooling condenser, and the heat exchange capacity of the water cooling condenser can be improved. Increase. According to the fourth aspect of the present invention, since one coil blower is also used for the exhaust blow in the cooling unit, an exhaust blower or the like is not required and the number of parts can be reduced. Energy can be saved by efficiently exchanging the heat medium of the water-cooled condenser by using the exhaust heat from the room. According to the invention of claim 5, the heat exchange capacity of the water-cooled condenser can be adjusted according to the operating condition of the evaporator, and energy saving can be achieved. According to the inventions of claims 6 and 8, since the pressure loss does not increase and the heat exchange capacity does not decrease even when used at high wind speed, a small evaporator and coil can be used, and the air conditioner can be greatly downsized. Further, since pressure loss is reduced at normal wind speed and heat exchange efficiency is improved, a small blower can be used and noise can be reduced. According to the invention of claim 7, it becomes easy to control the air volume of the blower and the capacity of the evaporator, and it is possible to prevent the air volume from being excessively narrowed, so that the air flow distribution in the room becomes uniform and there is no temperature unevenness.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明の一実施例を示す正面図である。FIG. 1 is a front view showing an embodiment of the present invention.

【図2】本発明の全体簡略構成図である。FIG. 2 is an overall simplified configuration diagram of the present invention.

【図3】要部断面図である。FIG. 3 is a sectional view of a main part.

【符号の説明】[Explanation of symbols]

1 本体ケーシング 2 圧縮機 4 冷凍回路 5 蒸発器 5a 分割蒸発器 5b 分割蒸発器 6 密閉室 7 水冷コンデンサ 8 ダンパ機構 10 送風室 19 クーリングユニット 20 制御装置 23 コイル 24 排気口 25 送風機 26 ポンプ B 外気 C 還気 1 Main body casing 2 compressor 4 Refrigeration circuit 5 evaporator 5a Split evaporator 5b split evaporator 6 closed room 7 Water-cooled condenser 8 damper mechanism 10 blower room 19 Cooling unit 20 Control device 23 coils 24 exhaust port 25 blower 26 pumps B outside air C return air

───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.7,DB名) F24F 1/02 341 ─────────────────────────────────────────────────── ─── Continuation of the front page (58) Fields surveyed (Int.Cl. 7 , DB name) F24F 1/02 341

Claims (8)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】 同一本体ケーシング1内に、蒸発器5
と、蒸発器5の冷暖運転切換自在な圧縮機2と、蒸発器
5の循環冷媒を熱交換する水冷コンデンサ7と、を設
、圧縮機2と水冷コンデンサ7を有する密閉室6と、
蒸発器5を有する送風室10と、に区画し、消音兼用と
して送風室10を密閉室6を囲むように凹状に配設した
ことを特徴とするヒートポンプ式空調機。
1. An evaporator 5 is provided in the same main body casing 1.
When a heating and cooling operation capable of switching the compressor 2 of the evaporator 5, a water-cooled condenser 7 the circulating refrigerant to the heat exchanger of the evaporator 5, the provided a sealed chamber 6 having compressors 2 and water cooled condenser 7,
A heat pump type air conditioner, characterized in that it is divided into a blower chamber 10 having an evaporator 5 and the blower chamber 10 is arranged in a concave shape so as to surround the sealed chamber 6 for the purpose of silencing.
【請求項2】 蒸発器5へ送風される外気Bと還気Cの
各風量又は還気Cの風量を制御するダンパ機構8を、備
え、蒸発器5を風上側と風下側に二分割し、この2つの
分割蒸発器5a、5bを各々別冷凍回路4の圧縮機2に
接続した請求項1記載のヒートポンプ式空調機。
2. The outside air B and the return air C blown to the evaporator 5
A damper mechanism 8 for controlling each air volume or the air volume of the return air C is provided.
The heat pump type air conditioner according to claim 1 , wherein the evaporator 5 is divided into an upwind side and a leeward side, and the two divided evaporators 5a and 5b are connected to the compressor 2 of each refrigeration circuit 4.
【請求項3】 1台の水冷コンデンサ7で、2つの冷凍
回路4、4の循環冷媒を熱交換するように構成した請求
項1又は2記載のヒートポンプ式空調機。
3. The heat pump type air conditioner according to claim 1 or 2, wherein one water cooling condenser 7 is configured to exchange heat between the circulating refrigerants of the two refrigeration circuits 4, 4.
【請求項4】 水冷コンデンサ7の熱媒を熱交換するコ
イル23を設けたクーリングユニット19を、備え、こ
のクーリングユニット19に、室内排気を取入れる排気
口24と、排気兼用のコイル用送風機25と、を設けた
請求項1、2又は3記載のヒートポンプ式空調機。
4. A cooling unit 19 provided with a coil 23 for heat exchange of a heat medium of the water-cooled condenser 7 is provided, and the cooling unit 19 has an exhaust port 24 for taking in indoor exhaust air and a coil blower 25 also serving as exhaust air. The heat pump type air conditioner according to claim 1, 2 or 3, further comprising:
【請求項5】 クーリングユニット19に、コイル熱媒
流量を制御自在なポンプ26を設けた請求項4記載のヒ
ートポンプ式空調機。
5. The heat pump type air conditioner according to claim 4, wherein the cooling unit 19 is provided with a pump 26 capable of controlling a coil heat medium flow rate.
【請求項6】 コイル23の伝熱管を楕円管にした請求
項4又は5記載のヒートポンプ式空調機。
6. The heat pump type air conditioner according to claim 4, wherein the heat transfer tube of the coil 23 is an elliptical tube.
【請求項7】 本体ケーシング1に連通する複数の室内
吹出口の吹出風量信号を数値に置き換えてその合計数値
に基づいて給気風量と圧縮機2の運転・停止を別個に制
御する制御装置20を、設けた請求項1、2、3、4、
5又は6記載のヒートポンプ式空調機。
7. A control device 20 for replacing the air flow rate signals of a plurality of indoor outlets communicating with the main body casing 1 with numerical values, and controlling the supply air flow rate and the operation / stop of the compressor 2 separately based on the total numerical values. Claims 1, 2, 3, 4,
The heat pump type air conditioner according to 5 or 6.
【請求項8】 蒸発器5のフィンチューブを楕円管にし
た請求項1、2、3、4、5、6又は7記載のヒートポ
ンプ式空調機。
8. A heat pump type air conditioner according to claim 1, wherein the fin tube of the evaporator 5 is an elliptical tube.
JP2001009967A 2001-01-18 2001-01-18 Heat pump type air conditioner Expired - Lifetime JP3528962B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2001009967A JP3528962B2 (en) 2001-01-18 2001-01-18 Heat pump type air conditioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001009967A JP3528962B2 (en) 2001-01-18 2001-01-18 Heat pump type air conditioner

Publications (2)

Publication Number Publication Date
JP2002213773A JP2002213773A (en) 2002-07-31
JP3528962B2 true JP3528962B2 (en) 2004-05-24

Family

ID=18877369

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001009967A Expired - Lifetime JP3528962B2 (en) 2001-01-18 2001-01-18 Heat pump type air conditioner

Country Status (1)

Country Link
JP (1) JP3528962B2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103104955B (en) * 2013-02-27 2015-05-20 宝鸡海元人工环境设备有限公司 Evaporative cooling household air conditioner capable of regulating temperature and humidity
CN104456838B (en) * 2014-11-10 2018-03-06 北京百度网讯科技有限公司 The cooling treatment system and method for computer room return air

Also Published As

Publication number Publication date
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