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JP2012225574A - Indoor unit of air conditioner - Google Patents

Indoor unit of air conditioner Download PDF

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Publication number
JP2012225574A
JP2012225574A JP2011093733A JP2011093733A JP2012225574A JP 2012225574 A JP2012225574 A JP 2012225574A JP 2011093733 A JP2011093733 A JP 2011093733A JP 2011093733 A JP2011093733 A JP 2011093733A JP 2012225574 A JP2012225574 A JP 2012225574A
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Japan
Prior art keywords
indoor
air conditioner
heat exchanger
indoor temperature
indoor unit
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JP2011093733A
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Japanese (ja)
Inventor
Naoki Matsumoto
直樹 松本
Yasuhiro Nakamura
康裕 中村
Mitsuhiro Kamata
充博 鎌田
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Panasonic Corp
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Panasonic Corp
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Abstract

PROBLEM TO BE SOLVED: To provide an indoor unit of an air conditioner that reduces a difference between a temperature detected by an indoor temperature detection device and an actual indoor temperature.SOLUTION: The indoor unit of the air conditioner includes: an indoor heat exchanger 5 for providing heat exchange between a refrigerant and indoor air; and the indoor temperature detection device 7 for detecting an indoor temperature. The indoor temperature detection device 7 is arranged further on the downside than a lower end of the indoor heat exchanger 5. A fin of the indoor heat exchanger 5 thereby does not damage the indoor temperature detection device, and further, the influence of radiant heat from the indoor heat exchanger is kept to the minimum.

Description

本発明は、空気調和機の室内機に関するものである。   The present invention relates to an indoor unit of an air conditioner.

従来、この種の空気調和機において、室内熱交換器の前に吸込み温度センサ（室内温度検出手段）を設け、室内機の運転時に室内空気を吸込み、温度センサで室内温度を検出している（例えば、特許文献１参照）。   Conventionally, in this type of air conditioner, a suction temperature sensor (indoor temperature detection means) is provided in front of the indoor heat exchanger, and indoor air is sucked during operation of the indoor unit, and the indoor temperature is detected by the temperature sensor ( For example, see Patent Document 1).

特開２０１１−０７５１２０号公報JP 2011-0775120 A

しかしながら、前記従来の構成では、室内温度検出手段が室内熱交換器の輻射の影響を受けやすく、実際の室内温度との差が開き、正しい室温を検出することができないという課題を有していた。   However, the conventional configuration has a problem that the indoor temperature detecting means is easily affected by the radiation of the indoor heat exchanger, the difference from the actual indoor temperature is widened, and the correct room temperature cannot be detected. .

本発明は、前記従来の課題を解決するもので、室内温度検出手段で検出する温度と、実際の室内温度との差を小さくする空気調和機の室内機を提供することを目的とする。   An object of the present invention is to solve the above-described conventional problems, and to provide an indoor unit of an air conditioner that reduces a difference between a temperature detected by a room temperature detecting unit and an actual room temperature.

前記従来の課題を解決するために本発明は、冷媒と室内空気とを熱交換する室内熱交換器と、室内温度を検出する室内温度検出手段とを備え、前記室内温度検出手段を前記室内熱交換器の下端部よりも下側に配置したことにより、室内熱交換器のフィンによって室内温度検出手段を損傷せず、さらに、室内熱交換器からの輻射熱の影響を最小限に抑えることができる。   In order to solve the conventional problems, the present invention includes an indoor heat exchanger for exchanging heat between refrigerant and room air, and room temperature detection means for detecting room temperature, wherein the room temperature detection means is the room heat. By arranging it below the lower end of the exchanger, the indoor temperature detection means is not damaged by the fins of the indoor heat exchanger, and the influence of radiant heat from the indoor heat exchanger can be minimized. .

本発明は、室内温度検出手段で検出する温度と、実際の室内温度との差を小さくする空気調和機の室内機を提供することができる。   The present invention can provide an indoor unit of an air conditioner that reduces the difference between the temperature detected by the room temperature detection means and the actual room temperature.

本発明の実施の形態１における空気調和機の室内機の外観略図1 is a schematic external view of an indoor unit of an air conditioner according to Embodiment 1 of the present invention. 同実施の形態１における空気調和機の室内機の内部略図Schematic internal view of an air conditioner indoor unit according to Embodiment 1 同実施の形態１における空気調和機の室内機の断面略図Sectional schematic diagram of the indoor unit of the air conditioner in the first embodiment 本発明の実施の形態２における空気調和機の室内機の内部略図The internal schematic diagram of the indoor unit of the air conditioner in Embodiment 2 of the present invention 本発明の実施の形態３における前面パネルの裏側略図Schematic diagram of the back side of the front panel according to Embodiment 3 of the present invention

第１の発明の空気調和機の室内機は、冷媒と室内空気とを熱交換する室内熱交換器と、室内温度を検出する室内温度検出手段とを備え、前記室内温度検出手段を前記室内熱交換器の下端部よりも下側に配置したことにより、室内熱交換器のフィンによって室内温度検出手段を損傷せず、さらに、室内熱交換器からの輻射熱の影響を最小限に抑えることができる。   An indoor unit of an air conditioner according to a first aspect of the present invention includes an indoor heat exchanger that exchanges heat between a refrigerant and room air, and an indoor temperature detection unit that detects an indoor temperature, and the indoor temperature detection unit is used as the indoor heat detection unit. By arranging it below the lower end of the exchanger, the indoor temperature detection means is not damaged by the fins of the indoor heat exchanger, and the influence of radiant heat from the indoor heat exchanger can be minimized. .

第２の発明の空気調和機の室内機は、特に第１の発明において、前記室内熱交換器に接
続される冷媒配管を筐体外部に取り出す連通穴部を備え、前記室内温度検出手段を前記連通穴部に対向して配置したことにより、より風通しの良い場所に配置することができるため、正確な室内温度を検出することができる。 An indoor unit of an air conditioner according to a second aspect of the present invention is the air conditioner in accordance with the first aspect of the invention, particularly comprising a communication hole for taking out a refrigerant pipe connected to the indoor heat exchanger to the outside of the housing, and Since it arrange | positions facing a communicating hole part, since it can arrange | position in the place where ventilation is better, exact indoor temperature can be detected.

第３の発明の空気調和機の室内機は、特に第１の発明において、前記室内熱交換器の前部を覆う前面パネルを備え、前記前面パネルに前記室内温度検出手段を配置したことにより、より風通しの良い場所に配置することができるため、正確な室内温度を検出することができるとともに、簡単な保持構成で室内温度検出手段を取り付けることができる。   The indoor unit of the air conditioner according to the third aspect of the invention includes the front panel that covers the front portion of the indoor heat exchanger in the first aspect of the invention, and the indoor temperature detection means is disposed on the front panel. Since it can arrange | position in the place where ventilation is more favorable, while being able to detect an exact indoor temperature, an indoor temperature detection means can be attached with a simple holding | maintenance structure.

以下、本発明の実施の形態について、図面を参照しながら説明する。なお、この実施の形態によって本発明が限定されるものではない。   Hereinafter, embodiments of the present invention will be described with reference to the drawings. Note that the present invention is not limited to the embodiments.

（実施の形態１）
図１は、本発明の実施の形態１における空気調和機の室内機の外観略図であり、図２は実施の形態１における空気調和機の室内機の内部略図である。 (Embodiment 1)
FIG. 1 is a schematic external view of an air conditioner indoor unit according to Embodiment 1 of the present invention, and FIG. 2 is an internal schematic diagram of the air conditioner indoor unit according to Embodiment 1.

図１および図２に示すように、本発明の空気調和機の室内機１は、前面側に室内空気を吸込む吸い込み口２と、熱交換した後の空気を吹き出す吹き出し口３とを有し、さらに、筐体内部にある室内熱交換器５に接続される冷媒配管を、外部に取り出す連通穴部４を備えている。   As shown in FIG. 1 and FIG. 2, the indoor unit 1 of the air conditioner of the present invention has a suction port 2 for sucking room air on the front side and a blowout port 3 for blowing out air after heat exchange. Furthermore, the communication hole part 4 which takes out the refrigerant | coolant piping connected to the indoor heat exchanger 5 inside a housing | casing outside is provided.

図３は空気調和機の室内機の断面略図である。図３に示すように、逆Ｖ字形状の室内熱交換器５の内側には室内へ空気を送風するクロスフローファン６を備えている。また、吸い込み口２は、室内熱交換器５の前部を覆う前面パネル８にスリット状の開口部を設けて構成される。なお、前面パネル８にスリット状の開口部を設けなくても、前面パネル８が前側に駆動することによって開口し、吸い込み口２を形成するようにしてもよい。   FIG. 3 is a schematic cross-sectional view of an indoor unit of an air conditioner. As shown in FIG. 3, a cross flow fan 6 that blows air into the room is provided inside the inverted V-shaped indoor heat exchanger 5. The suction port 2 is configured by providing a slit-like opening in the front panel 8 that covers the front portion of the indoor heat exchanger 5. Even if the front panel 8 is not provided with a slit-like opening, the front panel 8 may be opened by driving forward to form the suction port 2.

そして、室内温度を検出する室内温度検出手段７は、室内熱交換器５の下端部よりもさらに下方に配置されており、図２においては、吹き出し口３の横側に配置している。このように配置することによって、室内熱交換器５からの輻射熱の影響を最大限に抑制することができ、正しい室内温度を検出することができる。   And the indoor temperature detection means 7 which detects indoor temperature is arrange | positioned further lower than the lower end part of the indoor heat exchanger 5, and is arrange | positioned in the side of the blower outlet 3 in FIG. By arrange | positioning in this way, the influence of the radiant heat from the indoor heat exchanger 5 can be suppressed to the maximum, and the correct indoor temperature can be detected.

また、室内熱交換器５から離れて室内温度検出手段７を配置するために、室内温度検出手段７の損傷を防ぐことができるので、例えば、室内温度検出手段を覆っている保護カバーなどを廃止することができる。   Further, since the indoor temperature detecting means 7 is arranged away from the indoor heat exchanger 5, damage to the indoor temperature detecting means 7 can be prevented, so that, for example, a protective cover covering the indoor temperature detecting means is eliminated. can do.

（実施の形態２）
図４は、本発明の実施の形態２における空気調和機の室内機の内部略図である。図４に示すように、連通穴部４に対向するように室内温度検出手段７を配置している。このように配置することによって、風通しの良い場所に配置することができるので、より正確な温度検出を行うことができる。 (Embodiment 2)
FIG. 4 is an internal schematic diagram of an indoor unit of an air conditioner according to Embodiment 2 of the present invention. As shown in FIG. 4, the room temperature detecting means 7 is arranged so as to face the communication hole portion 4. By arranging in this way, it can be arranged in a well-ventilated place, so that more accurate temperature detection can be performed.

なお、図４に示すように、連通穴部４は左右両方にあるため、どちらかの連通穴部４に対向する位置に室内温度検出手段７が配置されればよい。   In addition, as shown in FIG. 4, since the communicating hole part 4 exists in both right and left, the room temperature detection means 7 should just be arrange | positioned in the position facing either communicating hole part 4. As shown in FIG.

（実施の形態３）
図５は、本発明の実施の形態３における前面パネルの裏側の略図である。図５に示すように、室内温度検出手段７を前面パネル８の裏側に配置することによって、取り付けが簡単となり、さらに、風通しの良い場所に配置することができるので、より正確な温度検出を行うことができる。 (Embodiment 3)
FIG. 5 is a schematic view of the back side of the front panel according to Embodiment 3 of the present invention. As shown in FIG. 5, the indoor temperature detecting means 7 is arranged on the back side of the front panel 8 so that the mounting is simple and the air can be arranged in a well-ventilated place, so that more accurate temperature detection is performed. be able to.

以上のように本発明は、一台の室外機に一台の室内機が接続される空気調和機だけではなく、一台の室外機に複数台の室内機が接続される多室型空気調和機の室内機にも適用することができる。   As described above, the present invention is not only an air conditioner in which one indoor unit is connected to one outdoor unit, but also a multi-room type air conditioner in which a plurality of indoor units are connected to one outdoor unit. This can also be applied to indoor units.

１ 室内機
２ 吸い込み口
３ 吹き出し口
４ 連通穴部
５ 室内熱交換器
６ クロスフローファン
７ 室内温度検出手段
８ 前面パネル DESCRIPTION OF SYMBOLS 1 Indoor unit 2 Suction port 3 Outlet 4 Communication hole 5 Indoor heat exchanger 6 Cross flow fan 7 Indoor temperature detection means 8 Front panel

Claims (3)

冷媒と室内空気とを熱交換する室内熱交換器と、室内温度を検出する室内温度検出手段とを備え、前記室内温度検出手段を前記室内熱交換器の下端部よりも下側に配置したことを特徴とする空気調和機の室内機。 An indoor heat exchanger for exchanging heat between the refrigerant and the indoor air and an indoor temperature detecting means for detecting the indoor temperature are provided, and the indoor temperature detecting means is disposed below the lower end of the indoor heat exchanger. An air conditioner indoor unit. 前記室内熱交換器に接続される冷媒配管を筐体外部に取り出す連通穴部を備え、前記室内温度検出手段を前記連通穴部に対向して配置したことを特徴とする請求項１に記載の空気調和機の室内機。 The communication hole part which takes out refrigerant | coolant piping connected to the said indoor heat exchanger to the exterior of a housing | casing is provided, The said indoor temperature detection means is arrange | positioned facing the said communication hole part, The Claim 1 characterized by the above-mentioned. Air conditioner indoor unit. 前記室内熱交換器の前部を覆う前面パネルを備え、前記前面パネルに前記室内温度検出手段を配置したことを特徴とする請求項１に記載の空気調和機の室内機。 The indoor unit of an air conditioner according to claim 1, further comprising a front panel that covers a front portion of the indoor heat exchanger, wherein the indoor temperature detecting means is disposed on the front panel.
JP2011093733A 2011-04-20 2011-04-20 Indoor unit of air conditioner Withdrawn JP2012225574A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106716020A (en) * 2014-12-31 2017-05-24 广东美的制冷设备有限公司 Air-conditioner
WO2020188708A1 (en) * 2019-03-18 2020-09-24 三菱電機株式会社 Indoor unit for air conditioner

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106716020A (en) * 2014-12-31 2017-05-24 广东美的制冷设备有限公司 Air-conditioner
KR20170092148A (en) * 2014-12-31 2017-08-10 지디 미디어 에어콘디셔닝 이큅먼트 씨오 엘티디 Air-conditioner
JP2017532525A (en) * 2014-12-31 2017-11-02 ジーディー マイディア エア−コンディショニング エクイプメント カンパニー リミテッド Air conditioner
US20170370607A1 (en) * 2014-12-31 2017-12-28 Gd Midea Air-Conditioning Equipment Co., Ltd. Air conditioner
EP3242089A4 (en) * 2014-12-31 2018-08-22 GD Midea Air-Conditioning Equipment Co., Ltd. Air-conditioner
KR102000375B1 (en) * 2014-12-31 2019-07-15 지디 미디어 에어콘디셔닝 이큅먼트 씨오 엘티디 Air-conditioner
CN106716020B (en) * 2014-12-31 2019-08-30 广东美的制冷设备有限公司 Air conditioner
US10488073B2 (en) * 2014-12-31 2019-11-26 Gd Midea Air-Conditioning Equipment Co., Ltd. Air conditioner
WO2020188708A1 (en) * 2019-03-18 2020-09-24 三菱電機株式会社 Indoor unit for air conditioner
JPWO2020188708A1 (en) * 2019-03-18 2021-10-14 三菱電機株式会社 Indoor unit of air conditioner
JP7066045B2 (en) 2019-03-18 2022-05-12 三菱電機株式会社 Indoor unit of air conditioner

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