JP5428365B2 - Air conditioner - Google Patents

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JP5428365B2
JP5428365B2 JP2009026893A JP2009026893A JP5428365B2 JP 5428365 B2 JP5428365 B2 JP 5428365B2 JP 2009026893 A JP2009026893 A JP 2009026893A JP 2009026893 A JP2009026893 A JP 2009026893A JP 5428365 B2 JP5428365 B2 JP 5428365B2
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cover
sensor
air conditioner
indoor unit
human body
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JP2010107182A (en
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広治 栗須谷
祐司 西崎
昭彦 清水
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Panasonic Corp
Panasonic Holdings Corp
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Panasonic Corp
Matsushita Electric Industrial Co Ltd
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Description

本発明は、室内機に人の在否を検知する人体検知センサを設けた空気調和機に関するものである。   The present invention relates to an air conditioner in which an indoor unit is provided with a human body detection sensor that detects the presence or absence of a person.

従来の空気調和機は、室内機に1個の人体感知センサを設けて、この人体検知センサにより人の在否を検知することで、快適で効率的な空調運転を行うようにしたものがある。
特開2000−241003号公報
Some conventional air conditioners are provided with a single human body detection sensor in an indoor unit, and the presence or absence of a person is detected by the human body detection sensor, thereby performing a comfortable and efficient air conditioning operation. .
JP 2000-24003 A

しかしながら、前記従来の空気調和機においては、人体検知センサが室内機本体前面に1個設けているだけであり、十分な視野範囲が得られないという課題がある。そこで、視野範囲を拡大するには複数の人体検知センサを備えればよいが、複数の人体検知センサを室内機本体前面に備えると室内機本体のデザイン性が劣るとともに、本体およびセンサ部への埃の進入が増すという課題が生じる。   However, in the conventional air conditioner, there is a problem that only one human body detection sensor is provided on the front surface of the indoor unit main body, and a sufficient range of visual field cannot be obtained. Therefore, in order to expand the visual field range, it is sufficient to provide a plurality of human body detection sensors. However, if a plurality of human body detection sensors are provided on the front surface of the indoor unit main body, the design of the indoor unit main body is inferior, and The problem of increased dust entry arises.

本発明は、前記課題を解決するもので、室内機本体のデザイン性および防塵性を損ねることなく、広い視野範囲と高い集光効率を持った人感検知装置を備えた空気調和機を提供することを目的とする。   This invention solves the said subject, and provides the air conditioner provided with the human sensitive detection apparatus with a wide visual field range and high condensing efficiency, without impairing the design property and dustproof property of an indoor unit main body. For the purpose.

前記従来の課題を解決するために本発明は、室内機に設けた人体検知センサにより人の在否を検知して運転を制御する空気調和機であって、回路基板と前記回路基板に赤外線検知センサとレンズを装備したセンサユニットを前記室内機に複数設けるとともに、前記センサユニットをカバーで覆い、前記カバーの少なくとも赤外線が透過する面を薄肉化構造とし、前記薄肉化構造は、前記室内機に設けた前記カバーに赤外線透過面近傍を薄肉にした別部材を係合させる構成とし、前記カバー内部に、前記カバーの赤外線透過面を逃げて前記カバー内面と略当接させる補強部材を設け、前記補強部材で前記複数のセンサユニットを保持するものとしたものである。 In order to solve the above-mentioned conventional problems, the present invention is an air conditioner that controls the operation by detecting the presence or absence of a human by a human body detection sensor provided in an indoor unit, and detects infrared rays on the circuit board and the circuit board. A plurality of sensor units equipped with sensors and lenses are provided in the indoor unit, the sensor unit is covered with a cover, and at least a surface through which infrared rays are transmitted has a thinned structure, and the thinned structure is provided in the indoor unit. the infrared transmitting surface near a structure for engaging the other member which is thin in the cover provided, the inner cover is provided with a reinforcing member for substantially abutting said cover inner surface escaping infrared transmitting surface of the cover, the The plurality of sensor units are held by a reinforcing member .

これによって、室内機本体のデザイン性および防塵性を損ねることなく、広い視野範囲と高い集光効率を持った人感検知装置を備えた空気調和機を提供するものである。   This provides an air conditioner equipped with a human detection device having a wide field of view and high light collection efficiency without impairing the design and dustproofness of the indoor unit main body.

本発明の空気調和機は、室内機本体のデザイン性および防塵性を損ねることなく、広い視野範囲と高い集光効率を持った人感検知装置を備えることができ、快適で効率的な空調運転が行える。   The air conditioner of the present invention can be equipped with a human detection device having a wide visual field range and high light collection efficiency without impairing the design and dustproofness of the indoor unit body, and is comfortable and efficient air conditioning operation Can be done.

また、赤外線の透過率の低下による集光効率の悪化を緩和しつつ、カバー薄肉部を補強するものである。In addition, the cover thin-walled portion is reinforced while mitigating deterioration in light collection efficiency due to a decrease in infrared transmittance.

第1の発明は、室内機に設けた人体検知センサにより人の在否を検知して運転を制御する空気調和機であって、回路基板に赤外線検知センサとレンズを装備したセンサユニットを室内機に複数設けるとともに、センサユニットをカバーで覆い、カバーの少なくとも赤外線が透過する面を薄肉化構造としたことにより、室内機本体のデザイン性および防塵性を損ねることなく、広い視野範囲と高い集光効率を持った人感検知装置を備え、快適で効率的な空調運転が行えるものである。   A first aspect of the present invention is an air conditioner that controls the operation by detecting the presence or absence of a human by a human body detection sensor provided in an indoor unit, and includes a sensor unit equipped with an infrared detection sensor and a lens on a circuit board. The sensor unit is covered with a cover, and at least the infrared transmitting surface of the cover is made thin, so that the design and dustproofness of the indoor unit main body is not impaired, and a wide field of view and high light collection are achieved. Equipped with an efficient human detection device, it can perform comfortable and efficient air conditioning operation.

また、カバー内部に、前記カバーの赤外線透過面を逃げて前記カバー内面と略当接させる補強部材を設けたことにより、赤外線の透過率の低下による集光効率の悪化を緩和しつつ、カバー薄肉部を補強するものである。 In addition, by providing a reinforcing member inside the cover to escape the infrared transmission surface of the cover and substantially abut against the inner surface of the cover, the cover is thin while mitigating deterioration in light collection efficiency due to a decrease in infrared transmittance. The part is reinforced.

また、補強部材で複数のセンサユニットを保持したことにより、カバー薄肉部の強度を補いつつ、センサユニット部の構成を簡素化できるものである。 In addition, since the plurality of sensor units are held by the reinforcing member, the configuration of the sensor unit part can be simplified while supplementing the strength of the thin cover part.

の発明は、特に、第の発明の補強部材の色を、カバーと同色もしくは透明色で形成したことにより、カバー薄肉部において補強部材が透けて見えることを防ぎ、デザイン性を向上するものである。 According to the second invention, in particular, the color of the reinforcing member of the first invention is formed in the same color or transparent color as the cover, thereby preventing the reinforcing member from being seen through the cover thin portion and improving the design. Is.

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、本発明の第1の実施の形態における空気調和機の室内機の正面図、図2は同室内機の断面図を示すものである。
(Embodiment 1)
FIG. 1 is a front view of an indoor unit of an air conditioner according to a first embodiment of the present invention, and FIG. 2 is a sectional view of the indoor unit.

図1および図2において、室内機は、その本体10の前面から上面にかけて吸入口5を形成し、その本体10内部に熱交換器1と、ファン2と、吹出グリル7を有している。熱交換器1はファン2の上流側に配置され、吹出グリル7は、ファン2の下流側の送風通路9と吹出口6を形成している。また、吹出口6には、風を左右に吹き分ける左右風向変更羽根24と、吹出口6を開閉して風を上下に吹き分ける上下風向変更羽根30が備えてあり、吹出口6の上部には吸入口5の下部通路を閉塞する中羽根25を設けている。   In FIG. 1 and FIG. 2, the indoor unit forms a suction port 5 from the front surface to the upper surface of the main body 10, and has a heat exchanger 1, a fan 2, and a blowout grill 7 inside the main body 10. The heat exchanger 1 is disposed on the upstream side of the fan 2, and the blowout grill 7 forms a blower passage 9 and a blower outlet 6 on the downstream side of the fan 2. The air outlet 6 includes a left / right air direction changing blade 24 that blows the wind left and right, and an up / down air direction changing blade 30 that opens and closes the air outlet 6 to blow the wind up and down. Is provided with a middle blade 25 for closing the lower passage of the suction port 5.

上下風向変更羽根30は、その両端に設けたアーム29を介して本体10の下部に備えた上下羽根駆動機構28に連結しており、中羽根25は駆動モータ26を介して本体に連結している。   The up-and-down wind direction changing blade 30 is connected to an up-and-down blade drive mechanism 28 provided at the lower part of the main body 10 through arms 29 provided at both ends thereof, and the middle blade 25 is connected to the main body through a drive motor 26. Yes.

また、本体10には、前面側の吸入口5を開閉する前面パネル20が、その両端に設けた2本のアーム21,22を介して連結されている。   A front panel 20 that opens and closes the front-side suction port 5 is connected to the main body 10 via two arms 21 and 22 provided at both ends thereof.

図1に示すように、前面パネル20の中央上部には人体検知装置31が取り付けられており、この人体検知装置31は、図3に示すように複数のセンサユニット32、33、34、35、36を備え、センサユニット32、33、34、35、36はセンサホルダー37により保持されている。   As shown in FIG. 1, a human body detection device 31 is attached to the upper center of the front panel 20, and the human body detection device 31 includes a plurality of sensor units 32, 33, 34, 35, as shown in FIG. 36, and the sensor units 32, 33, 34, 35, 36 are held by a sensor holder 37.

また、センサユニット33は、回路基板33aと、回路基板33aに取り付けられたレンズ33bと、レンズ33bの内部に実装された人体検知センサ33cとで構成されており、この構成は、他のセンサユニット32、34、35、36についても同様である。さらに、人体検知センサは、人体などから放射される赤外線を検知することにより人の在否を検知する赤外線センサにより構成されており、赤外線量の変化に応じて出力される信号に基づいてそれぞれの回路基板により人の在否が判定される。   The sensor unit 33 includes a circuit board 33a, a lens 33b attached to the circuit board 33a, and a human body detection sensor 33c mounted inside the lens 33b. The same applies to 32, 34, 35, and 36. Furthermore, the human body detection sensor is configured by an infrared sensor that detects the presence or absence of a person by detecting infrared rays radiated from a human body or the like. Each of the human body detection sensors is based on a signal output in accordance with a change in the amount of infrared rays. The presence or absence of a person is determined by the circuit board.

さらに、センサユニット35、36は、人体検知装置31から見て近距離方向に複数の検知領域を持つように、また、センサユニット32、33、34は、人体検知装置31から見て遠距離方向に複数の検知領域を持つように、それぞれの回路基板を所定の角度に傾斜させてセンサホルダー37に取り付けている。   Further, the sensor units 35, 36 have a plurality of detection areas in the short distance direction as viewed from the human body detection device 31, and the sensor units 32, 33, 34 are in the long distance direction as viewed from the human body detection device 31. Each circuit board is attached to the sensor holder 37 at a predetermined angle so as to have a plurality of detection areas.

このような構成を持つ人体検知装置31は、センサユニット部への埃の進入を防止するとともに、本体10のデザイン性を良くするためにカバー38で覆っているが、カバーの肉厚が増すに従い赤外線の透過率が低下し(図4)、集光効率が悪化してしまう。そこで、カバー38においては、赤外線が透過する面を薄肉化し、赤外線透過面以外はカバー強度を保つため厚肉構造にしている。一例としては、カバー無しの赤外線透過率を100%とした場合、肉厚t0.5の樹脂カバーで覆うと透過率は50%程度まで下がってしまう。従って、人体検知装置31をコンパクトにするためレンズを小型化しつつ、検知領域を遠距離まで確保するには、カバー38の赤外線透過部は可能な限り薄肉化することが望ましい。   The human body detection device 31 having such a configuration is covered with a cover 38 in order to prevent dust from entering the sensor unit and to improve the design of the main body 10, but as the thickness of the cover increases. Infrared transmittance is reduced (FIG. 4), and the light collection efficiency is deteriorated. Therefore, the cover 38 has a thick structure in order to reduce the thickness of the surface through which infrared rays are transmitted and to maintain the cover strength except for the infrared transmission surface. As an example, when the infrared transmittance without a cover is 100%, the transmittance decreases to about 50% when covered with a resin cover having a thickness of t0.5. Therefore, it is desirable to make the infrared transmitting portion of the cover 38 as thin as possible in order to secure the detection area to a long distance while reducing the size of the lens in order to make the human body detection device 31 compact.

図5は、センサユニット32、33、34、35、36で検知される人***置判別領域を示しており、センサユニット32、33、34、35、36は、それぞれ下記に示す領域に人がいるかどうかを検知することができる。   FIG. 5 shows human body position determination areas detected by the sensor units 32, 33, 34, 35, and 36. The sensor units 32, 33, 34, 35, and 36 have persons in the following areas, respectively. Whether it can be detected.

センサユニット32:領域F+I
センサユニット33:領域D+E+H
センサユニット34:領域C+G
センサユニット35:領域B+E+F
センサユニット36:領域A+C+D
センサ領域C,D,E,Fを重なり領域と言い、複数のセンサが反応した信号により位置判定をする。一例として、左側の重なり領域の判定方法を表1に、右側の重なり領域の判定方法を表2に示す。
(表1)左側の重なり領域判定
センサユニット 36 34 33 位置判定
1 1 1 C・D
反応結果 1 1 0 C
1 0 1 D
(表2)右側の重なり領域判定
センサユニット 35 33 32 位置判定
1 1 1 E・F
反応結果 1 1 0 E
1 0 1 F
また、重なり領域以外の領域は一つのセンサで検知されるので通常領域と言い、表3のように位置判定される。
(表3)通常領域判定
センサユニット 反応結果 位置判定
32 1 I
33 1 H
34 1 G
35 1 B
36 1 A
以上のような方法で人がいる位置を判定し、暖房運転時においては人がいると判定された領域における人の足元手前に風向きを制御し、冷房運転時においては人の頭上に風向きを制御するように行われ、風向きはファン2の回転数と、左右風向変更羽根24および上下風向変更羽根30の角度により調節する。
Sensor unit 32: area F + I
Sensor unit 33: Area D + E + H
Sensor unit 34: region C + G
Sensor unit 35: Area B + E + F
Sensor unit 36: Area A + C + D
The sensor areas C, D, E, and F are referred to as overlapping areas, and position determination is performed based on signals that are reacted by a plurality of sensors. As an example, Table 1 shows a method for determining the left overlapping region, and Table 2 shows a method for determining the right overlapping region.
(Table 1) Left overlapping area determination sensor unit 36 34 33 Position determination
1 1 1 C / D
Reaction result 1 1 0 C
1 0 1 D
(Table 2) Right overlapping region determination sensor unit 35 33 32 Position determination
1 1 1 E / F
Reaction result 1 1 0 E
1 0 1 F
Further, since the area other than the overlapping area is detected by one sensor, it is called a normal area, and the position is determined as shown in Table 3.
(Table 3) Normal region determination sensor unit Reaction result Position determination 32 1 I
33 1 H
34 1 G
35 1 B
36 1 A
The position of the person is determined by the method described above, and the air direction is controlled in front of the person's feet in the area where the person is determined to be in heating operation, and the air direction is controlled above the person's head in cooling operation. The wind direction is adjusted according to the rotation speed of the fan 2 and the angles of the left and right wind direction changing blades 24 and the up and down air direction changing blades 30.

図6は、室内機の暖房運転時の状態を示す図であり、前面パネル20は本体10から離間して前面側の吸入口5を開口し、上下風向変更羽根30は本体10から離間して、吹き出し空気を人の足元手前に運ぶため、下方に空気を送る角度に設定される。   FIG. 6 is a diagram illustrating a state during heating operation of the indoor unit. The front panel 20 is separated from the main body 10 to open the front-side suction port 5, and the up / down airflow direction changing blade 30 is separated from the main body 10. In order to carry the blown air to the person's feet, the angle is set to send the air downward.

図7は、室内機の冷房運転時の状態を示す図であり、前面パネル20は本体10から離間して前面側の吸入口を開口し、上下風向変更羽根30は本体10から離間して、吹き出し空気を人の頭上に運ぶため、上方に空気を送る角度に設定される。また、中羽根25は、前面パネル20の下部に位置する吸入口5を閉塞し、吹き出し空気のショートサーキットを防ぐ。   FIG. 7 is a diagram illustrating a state during the cooling operation of the indoor unit. The front panel 20 is separated from the main body 10 to open the front-side suction port, and the up / down airflow direction changing blade 30 is separated from the main body 10. In order to carry the blown air above the person's head, the angle is set to send the air upward. Moreover, the middle blade | wing 25 obstruct | occludes the suction inlet 5 located in the lower part of the front panel 20, and prevents the short circuit of blowing air.

以上のように、本実施の形態における空気調和機は、室内機本体10に複数のセンサユニット32、33、34、35、36を設けるとともに、これらセンサユニット32、33、34、35、36をカバー38で覆い、このカバー38の少なくとも赤外線が透過す
る面を薄肉化して、それ以外の部分は厚肉構造にしたことにより、室内機のデザイン性および防塵性を損ねることなく、広い視野範囲と高い集光効率を持った人感検知装置31を備えることができ、快適で効率的な空調運転が行える。
As described above, the air conditioner in the present embodiment is provided with the plurality of sensor units 32, 33, 34, 35, 36 in the indoor unit body 10, and the sensor units 32, 33, 34, 35, 36 are provided. The cover 38 is covered, and at least the surface through which infrared rays are transmitted is thinned, and the other parts are made thick so that the design and dustproofness of the indoor unit is not impaired, and a wide viewing range can be obtained. The human detection device 31 having high light collection efficiency can be provided, and comfortable and efficient air conditioning operation can be performed.

また、本実施の形態のカバー38の構成において、図8に示したように、赤外線が透過する付近を薄肉にした別の薄肉部材41で形成し、カバー38に係合する構成にしてもよい。これにより、薄肉構造によるカバー38の強度低下を防ぐことができる。   Further, in the configuration of the cover 38 according to the present embodiment, as shown in FIG. 8, it may be configured to be formed by another thin-walled member 41 in which the vicinity where infrared rays are transmitted is made thin and engage with the cover 38. . Thereby, the strength reduction of the cover 38 by a thin structure can be prevented.

また、本実施の形態の人体検知装置31の構成において、図9に示したように、カバー38の内部に補強部材42を設け、カバー38の赤外線透過部付近を逃げてカバー内面と略当接させてもかまわない。これにより、カバー薄肉部を補強することができるため、室内機据付工事時や室内機の本体清掃時などに不意の外力が加わった場合でもカバー薄肉部の破損を防ぐことができる。   Further, in the configuration of the human body detection device 31 of the present embodiment, as shown in FIG. 9, a reinforcing member 42 is provided inside the cover 38, escapes near the infrared transmitting portion of the cover 38, and substantially contacts the inner surface of the cover. It doesn't matter if you let them. Thereby, since a cover thin part can be reinforced, even if an unexpected external force is added at the time of indoor unit installation construction, the main body cleaning of an indoor unit, etc., damage to a cover thin part can be prevented.

また、図10に示したように、センサユニット32、33、34、35、36を保持するセンサホルダー37に突起を設け、この突起部をカバー38の赤外線透過部を逃げてカバー内面と略当接させてもかまわない。これにより、カバー薄肉部の強度を補いつつ、人体検知装置31の構成を簡素化することができる。   Further, as shown in FIG. 10, a protrusion is provided on the sensor holder 37 that holds the sensor units 32, 33, 34, 35, and 36, and the protrusion is substantially aligned with the inner surface of the cover by escaping from the infrared transmitting portion of the cover 38. You can contact them. Thereby, the structure of the human body detection apparatus 31 can be simplified, supplementing the intensity | strength of a cover thin part.

また、本実施例のカバー38の構成において、図11に示すように、赤外線が透過する面近傍のみを薄肉化し、それ以外の部位は厚肉化してもよい。これにより、薄肉構造によるカバー38の強度低下を簡素な構成で防ぐことができる。   Moreover, in the structure of the cover 38 of a present Example, as shown in FIG. 11, only the surface vicinity which permeate | transmits infrared rays may be thinned, and other parts may be thickened. Thereby, the strength reduction of the cover 38 due to the thin structure can be prevented with a simple configuration.

さらに、前記補強部材42およびセンサホルダー37を、カバー38と同色もしくは透明色で形成すると、カバー38の薄肉部において補強部材42やセンサホルダー37が透けて見えることを防ぐことができるため、室内機のデザイン性が向上する。   Further, if the reinforcing member 42 and the sensor holder 37 are formed in the same color or transparent color as the cover 38, it is possible to prevent the reinforcing member 42 and the sensor holder 37 from being seen through the thin portion of the cover 38. Improved design.

また、カバー38はインジェクションによる成形で加工するほかに図12に示したように、カバー38を均一な肉厚のシート材を真空成形、圧空成形熱成形などで成形し全体が薄肉のままで成形した物でも補強部材42が、カバー薄肉部の強度を補いつつ、人体検知装置31の構成を簡素化することができる。   In addition to processing the cover 38 by injection molding, as shown in FIG. 12, the cover 38 is formed by vacuum forming, pressure forming thermoforming, etc., with a uniform thickness sheet material, and the whole remains thin. Even if it does, the reinforcement member 42 can simplify the structure of the human body detection apparatus 31, supplementing the intensity | strength of a cover thin part.

一方、カバー38はインジェクションによる成形加工では成形後のカバーが樹脂の成形圧が内圧として残り薄肉部が波うち製品の表面が平滑に仕上がらない為、カバー38をあらかじめシート状にした均一な肉厚のシート材を真空成形、圧空成形、熱シート成形で成形することにより加工後の薄肉部が平滑に仕上げることが出来、そのカバー内面には前記補強部材42が、カバー薄肉部の強度を補いつつ、人体検知装置31の構成を簡素化することができる。   On the other hand, the cover 38 is formed by injection molding, and the cover after molding remains as the molding pressure of the resin remains as an internal pressure, so that the thin wall portion does not finish and the surface of the product does not finish smoothly. By forming the sheet material by vacuum forming, pressure forming, or hot sheet forming, the thin portion after processing can be finished smoothly, and the reinforcing member 42 is provided on the inner surface of the cover to supplement the strength of the thin portion of the cover. The configuration of the human body detection device 31 can be simplified.

更に、シート成形では表面が光沢が必要なデザインにたいしてはその加工時に元のシートを融点まで過熱しない為シート元来の光沢を維持できる熱シート成形を選択し、光沢を必要としないデザインにたいしては生産性の高い真空成形や、圧空成形を選択する。   Furthermore, for designs that require a glossy surface in sheet molding, the original sheet is not overheated to the melting point during processing, so thermal sheet molding that maintains the original gloss is selected, and production is performed for designs that do not require gloss. Select high performance vacuum forming or pressure forming.

以上のように、本発明にかかる空気調和機は、人の在否を的確に把握して、快適で効率的な空調を行うことができるため、一般家庭用や車両用などの空気調和機に適している。   As described above, since the air conditioner according to the present invention can accurately grasp the presence / absence of a person and perform comfortable and efficient air conditioning, the air conditioner according to the present invention can be used as an air conditioner for general households or vehicles. Is suitable.

本発明の実施の形態1における空気調和機の室内機正面図The indoor unit front view of the air conditioner in Embodiment 1 of this invention 本発明の実施の形態1における空気調和機の室内機断面図(図1のAA断面)FIG. 1 is a cross-sectional view of an indoor unit of an air conditioner according to Embodiment 1 of the present invention (cross section AA in FIG. 1). 本発明の実施の形態1における人体検知装置を示す図The figure which shows the human body detection apparatus in Embodiment 1 of this invention. 本発明の実施の形態1におけるカバー厚みと赤外線透過率の関係を示すグラフThe graph which shows the relationship between the cover thickness in Embodiment 1 of this invention, and infrared rays transmittance | permeability 本発明の実施の形態1における人体検知判別領域を示す図The figure which shows the human body detection discrimination | determination area | region in Embodiment 1 of this invention. 本発明の実施の形態1における室内機の暖房運転時の状態を示す図The figure which shows the state at the time of the heating operation of the indoor unit in Embodiment 1 of this invention. 本発明の実施の形態1における室内機の冷房運転時の状態を示す図The figure which shows the state at the time of the air_conditionaing | cooling operation of the indoor unit in Embodiment 1 of this invention. 本発明の実施の形態1におけるカバーの別の構成を示す図The figure which shows another structure of the cover in Embodiment 1 of this invention. 本発明の実施の形態1におけるカバーと補強部材の別の構成を示す図The figure which shows another structure of the cover and reinforcement member in Embodiment 1 of this invention. 本発明の実施の形態1におけるセンサホルダーの構成を示す図The figure which shows the structure of the sensor holder in Embodiment 1 of this invention. 本発明の実施の形態1におけるカバーの別の構成を示す図The figure which shows another structure of the cover in Embodiment 1 of this invention. 本発明の実施の形態1におけるカバーの更に別の構成を示す図The figure which shows another structure of the cover in Embodiment 1 of this invention.

1 熱交換器
2 ファン
5 吸入口
6 吹出口
7 吹出グリル
9 送風通路
10 本体
20 前面パネル
21 アーム
22 アーム
24 左右風向変更羽根
25 中羽根
26 駆動モータ
28 上下羽根駆動機構
29 アーム
30 上下風向変更羽根
31 人体検知装置
33 センサユニット
37 センサホルダー
38 カバー
DESCRIPTION OF SYMBOLS 1 Heat exchanger 2 Fan 5 Inlet 6 Outlet 7 Outlet grill 9 Air passage 10 Main body 20 Front panel 21 Arm 22 Arm 24 Left and right wind direction change blade 25 Middle blade 26 Drive motor 28 Up and down blade drive mechanism 29 Arm 30 Up and down wind direction change blade 31 Human Body Detection Device 33 Sensor Unit 37 Sensor Holder 38 Cover

Claims (2)

室内機に設けた人体検知センサにより人の在否を検知して運転を制御する空気調和機であって、回路基板と前記回路基板に赤外線検知センサとレンズを装備したセンサユニットを前記室内機に複数設けるとともに、前記センサユニットをカバーで覆い、前記カバーの少なくとも赤外線が透過する面を薄肉化構造とし、前記薄肉化構造は、前記室内機に設けた前記カバーに赤外線透過面近傍を薄肉にした別部材を係合させる構成とし、前記カバー内部に、前記カバーの赤外線透過面を逃げて前記カバー内面と略当接させる補強部材を設け、前記補強部材で前記複数のセンサユニットを保持するものとしたことを特徴とする空気調和機。 An air conditioner that controls operation by detecting the presence or absence of a human by a human body detection sensor provided in an indoor unit, and includes a circuit unit and a sensor unit equipped with an infrared detection sensor and a lens on the circuit board. A plurality of the sensor units are covered with a cover, and at least a surface through which infrared rays are transmitted has a thinned structure, and the thinned structure is formed by thinning the vicinity of the infrared transmitting surface of the cover provided in the indoor unit. A structure in which a separate member is engaged , and a reinforcing member is provided inside the cover so that the infrared transmitting surface of the cover escapes and substantially contacts the inner surface of the cover, and the plurality of sensor units are held by the reinforcing member; air conditioner, characterized in that the. 前記補強部材の色を前記カバーと同色もしくは透明色で形成したことを特徴とする請求項に記載の空気調和機。 The air conditioner according to claim 1 , wherein the color of the reinforcing member is the same color as the cover or a transparent color.
JP2009026893A 2008-10-02 2009-02-09 Air conditioner Expired - Fee Related JP5428365B2 (en)

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JP2008257096 2008-10-02
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JPS63109336A (en) * 1986-10-27 1988-05-14 Chino Corp Thermopile infrared ray detector
JPH0261928A (en) * 1988-08-26 1990-03-01 Matsushita Electric Works Ltd Human organism detection switch
JPH0996872A (en) * 1995-09-28 1997-04-08 Matsushita Electric Ind Co Ltd Transmission type screen and its production
JPH10197342A (en) * 1997-01-08 1998-07-31 Daishinku Co Pyroelectric infrared detector
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