JPH0735619A - Radiation temperature detector - Google Patents
Radiation temperature detectorInfo
- Publication number
- JPH0735619A JPH0735619A JP18106693A JP18106693A JPH0735619A JP H0735619 A JPH0735619 A JP H0735619A JP 18106693 A JP18106693 A JP 18106693A JP 18106693 A JP18106693 A JP 18106693A JP H0735619 A JPH0735619 A JP H0735619A
- Authority
- JP
- Japan
- Prior art keywords
- convex lens
- temperature
- separator
- printed wiring
- temperature detecting
- 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.)
- Granted
Links
Landscapes
- Radiation Pyrometers (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、空気調和装置における
室内ユニット等に設けられ、室内の壁などの輻射温度を
非接触で検出する輻射温度検出器に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a radiation temperature detector which is provided in an indoor unit or the like of an air conditioner and detects the radiation temperature of an indoor wall or the like in a non-contact manner.
【０００２】[0002]
【従来の技術】一般に、例えば空気調和装置において、
室内ユニットには室内の空気温度を検出する空気温度検
出器とともに、壁などの輻射温度を検出する輻射温度検
出器が設けられ、これらの両検出信号を基にして室内の
快適温度制御が行われている。2. Description of the Related Art Generally, for example, in an air conditioner,
The indoor unit is equipped with an air temperature detector that detects the air temperature in the room and a radiation temperature detector that detects the radiation temperature of the wall, etc., and the comfortable temperature control in the room is performed based on these detection signals. ing.
【０００３】従来の輻射温度検出器には、特開昭６３−
１８７１３０号公報に示されているように、前面だけが
開口した断熱ケ−スの中に、輻射熱吸収板と１個の温度
検知素子を設け、その輻射熱吸収板の前面には人体の皮
膚の分光反射率と略合致した塗料装を形成し、そして開
口部を赤外線透過性の薄膜で覆い、その前面にはアルミ
メッキや金メッキ等を施したホ−ン形反射筒あるいは反
射鏡を設けた構成のものがある。A conventional radiation temperature detector is disclosed in Japanese Patent Laid-Open No. 63-
As disclosed in Japanese Patent No. 187130, a radiant heat absorbing plate and one temperature detecting element are provided in an adiabatic case with only the front face opened, and the front face of the radiant heat absorbing plate is a spectral spectrum of human skin. The coating is formed to match the reflectance, the opening is covered with an infrared-transparent thin film, and the front surface is provided with a horn-shaped reflecting cylinder or a reflecting mirror plated with aluminum or gold. There is something.
【０００４】これは反射筒あるいは反射鏡により室内の
一部領域方向からの放射熱線を選択的に入射し、壁など
からの輻射熱線にあたる赤外線分を、赤外線透過性薄膜
を通して輻射熱吸収板前面の赤外線吸収性塗料層に吸収
させ、その温度を輻射熱吸収板から温度検知素子に伝達
させて検出することによって、室内の所定領域内の輻射
温度を検出するようにしたものである。This is because a radiant heat ray from a partial area of the room is selectively incident by a reflecting cylinder or a reflecting mirror, and an infrared ray component corresponding to a radiant heat ray from a wall or the like is passed through an infrared permeable thin film to an infrared ray in front of the radiant heat absorbing plate. The absorption temperature is absorbed in the absorptive paint layer, and the temperature is transmitted from the radiant heat absorption plate to the temperature detection element for detection, thereby detecting the radiant temperature in a predetermined area in the room.
【０００５】[0005]
【発明が解決しようとする課題】空気調和装置で室内の
快適温度制御をしようとする場合、空気温度（気流温
度）だけでなく壁などからの輻射温度が人の体感温度に
影響を与えることは良く知られている。When it is attempted to control a comfortable temperature in a room with an air conditioner, not only the air temperature (airflow temperature) but also the radiation temperature from a wall or the like affects the sensible temperature of a person. Well known.
【０００６】そのためには室内の輻射温度分布を検出す
る必要がある。しかるに上述した輻射温度検出器は、１
個の温度検知素子で室内の所定領域内の輻射温度を検出
するものであるから、室内の輻射温度分布を検出するた
めには、この輻射温度検出器を複数個設けて異なる方向
に向けるようなユニットを構成するか、または１個のこ
の輻射温度検出器で室内検知走査できるようなシステム
を構成する必要がある。For that purpose, it is necessary to detect the radiation temperature distribution in the room. However, the radiation temperature detector described above is
Since each temperature detecting element detects the radiant temperature in a predetermined area in the room, in order to detect the radiant temperature distribution in the room, a plurality of radiant temperature detectors are provided and directed in different directions. It is necessary to construct a unit or a system capable of performing indoor detection scanning with one radiation temperature detector.
【０００７】前者の場合、各々の輻射温度検出器の向き
を調整しなければならず、複雑でかつ高価格になる問題
が生じる。また、後者の場合、回転駆動装置等を別個に
設ける必要があり、これも複雑で高価格になるという問
題が生じる。In the former case, it is necessary to adjust the orientation of each radiation temperature detector, which causes a problem that it is complicated and expensive. Further, in the latter case, it is necessary to separately provide a rotation driving device and the like, which also causes a problem that it is complicated and expensive.
【０００８】本発明は、かかる点にのぞみ、簡易な１個
の輻射温度検出器で室内の輻射温度分布を精度良く検出
できるようにすることを目的とするものである。In view of this point, the present invention has as its object to enable the radiation temperature distribution in the room to be detected accurately with a single simple radiation temperature detector.
【０００９】[0009]
【課題を解決するための手段】上記の目的を達成するた
めに本発明の輻射温度検出器は、片面に複数の温度検知
素子を設けたプリント配線基板と、前記温度検知素子に
対向する凸レンズ部群を有する集光板と、前記温度検知
素子を個別に仕切りかつ前記プリント配線基板と前記集
光板との空間距離を確保するセパレ−タ−とを備えてい
る。To achieve the above object, a radiation temperature detector of the present invention comprises a printed wiring board having a plurality of temperature detecting elements on one surface, and a convex lens portion facing the temperature detecting elements. It is provided with a light collector having a group, and a separator for partitioning the temperature detecting elements individually and for ensuring a spatial distance between the printed wiring board and the light collector.
【００１０】[0010]
【作用】上記構成によれば、集光板の各凸レンズから入
射した赤外線は、セパレ−タ−の各開口部を通して互い
に独立に、プリント配線基板上の温度検知素子に到達す
る。例えばＡ方向からの輻射熱線は凸レンズＡからセパ
レ−タ−の開口部Ａを通して、プリント配線基板上の温
度検知素子Ａおよびその近傍に集光する。その結果温度
検知素子ＡはＡ方向からの輻射熱線に応じた吸収熱を検
出する。これにより、Ａ方向の床や壁の輻射温度を選択
的に検出することができる。According to the above construction, the infrared rays incident from the respective convex lenses of the light collector reach the temperature detecting element on the printed wiring board independently through the respective openings of the separator. For example, radiant heat rays from the A direction are condensed from the convex lens A through the opening A of the separator to the temperature detecting element A on the printed wiring board and its vicinity. As a result, the temperature detecting element A detects the absorbed heat according to the radiant heat ray from the A direction. Thereby, the radiation temperature of the floor or the wall in the A direction can be selectively detected.
【００１１】同様にして、ＢあるいはＣあるいはＤ方向
の輻射温度は、セパレ−タ−の開口部ＢあるいはＣある
いはＤを通して、それぞれ温度検知素子ＢあるいはＣあ
るいはＤによって、選択的に検出される。したがって、
室内の温度分布を容易に知ることができる。Similarly, the radiation temperature in the B, C or D direction is selectively detected by the temperature detecting element B, C or D through the opening B, C or D of the separator. Therefore,
The temperature distribution inside the room can be easily known.
【００１２】[0012]
【実施例】以下、本発明の実施例を図面に基づいて詳細
に説明する。本発明の輻射温度検出器は、空気調和装置
などの室内ユニットに設けられる簡易型の輻射温度検出
器であって、床や壁などからの輻射熱を温度検知素子に
よって非接触で検出するものである。Embodiments of the present invention will now be described in detail with reference to the drawings. The radiant temperature detector of the present invention is a simple radiant temperature detector provided in an indoor unit such as an air conditioner, and detects radiant heat from a floor, a wall or the like in a non-contact manner by a temperature detecting element.
【００１３】この輻射温度検出器は、図１の分解斜視図
に示すように、複数の温度検知素子７1、７2、７3、・
・・および１個の補正用の温度検知素子８を取付たプリ
ント配線基板６と、前記温度検知素子７1、７2、７3、
・・・に輻射熱線を独立的に導くためのセパレ−タ−４
と、このセパレ−タ−４の各開口部５1、５2、５3、・
・・に対応してレンズ２1、２2、２3、・・・が設けら
れた集光板１とから形成されている。As shown in the exploded perspective view of FIG. 1, this radiant temperature detector includes a plurality of temperature detecting elements 7 1 , 7 2 , 7 3 ,.
.. and the printed wiring board 6 to which one temperature detecting element 8 for correction is attached, and the temperature detecting elements 7 1 , 7 2 , 7 3 ,
Separator-4 for independently guiding radiant heat rays to ...
And each of the openings 5 1 , 5 2 , 5 3 , of this separator-4.
.. and the condenser plate 1 provided with the lenses 2 1 , 2 2 , 2 3 ,.
【００１４】プリント配線基板６には、コネクタ１２が
取付られており、また組立時のビス止め穴９が設けられ
ている。A connector 12 is attached to the printed wiring board 6 and screw holes 9 are provided at the time of assembly.
【００１５】温度検知素子（７1、７2、７3、・・・お
よび８）は温度を検出する表面実装型のチップサ−ミス
タあるいは熱電対等で構成されており、プリント配線基
板６の片面にハンダ付けされている。補正用の温度検知
素子８は、他の温度検知素子７1、７2、７3、・・・と
は異なり、輻射熱線が当たらないように配慮されてい
る。[0015] Temperature sensing element (7 1, 7 2, 7 3, ..., and 8) are surface-mounted Chippusa for detecting the temperature - is composed of a thermistor or thermocouple, on one side of the printed circuit board 6 Soldered. Unlike the other temperature detecting elements 7 1 , 7 2 , 7 3 , ..., the temperature detecting element 8 for correction is designed so as not to hit the radiation heat ray.
【００１６】例えば、図２では、セパレ−タ−４の端部
下側に、プリント配線基板６に向かい合う凹所１０を設
け、セパレ−タ−４とプリント配線基板６を組立た時、
この凹所１０内に補正用の温度検知素子８が位置するよ
うになっている。For example, in FIG. 2, a recess 10 facing the printed wiring board 6 is provided on the lower side of the end of the separator-4, and when the separator-4 and the printed wiring board 6 are assembled,
The temperature detecting element 8 for correction is located in the recess 10.
【００１７】また、図３では、補正用の温度検知素子８
をアクリル等の赤外線を透過しない樹脂系の接着剤１４
で覆い、この接着剤で覆われた温度検知素子８を集光板
１の端部下側に設けた凹所１５内に位置させるようにし
ている一実施例を示している。この実施例では、図２の
実施例に比べてセパレ−タ−４の体積を小さくかつ構造
を簡単化することができる。Further, in FIG. 3, the temperature detecting element 8 for correction is used.
A resin adhesive 14 that does not transmit infrared rays such as acrylic
An example is shown in which the temperature detecting element 8 covered with the adhesive is placed in a recess 15 provided on the lower side of the end of the light collecting plate 1. In this embodiment, the volume of the separator-4 can be made smaller and the structure can be simplified as compared with the embodiment of FIG.
【００１８】集光板１はポリエチレンやポリプロピレン
等の赤外線透過性の樹脂で一体的に形成されており、セ
パレ−タ−４はアクリル等の赤外線を透過しない樹脂で
一体的に形成されている。セパレ−タ−４の開口部５の
内断面に、赤外線反射率の高いアルミメッキやニッケル
メッキ等を施せば、温度検知素子７への赤外線到達量を
増加させて、さらに検出感度を高めることができる。The light collector 1 is integrally formed of an infrared permeable resin such as polyethylene or polypropylene, and the separator 4 is integrally formed of an infrared opaque resin such as acrylic. If the inner cross section of the opening 5 of the separator-4 is plated with aluminum or nickel having a high infrared reflectance, the amount of infrared rays reaching the temperature detecting element 7 can be increased and the detection sensitivity can be further increased. it can.
【００１９】プリント配線基板６は取付ビス１３により
集光板１に取付られると同時に、セパレ−タ−４は集光
板１とプリント配線基板６の間の所定位置に、プリント
配線基板６と集光板１とによって保持される形で固定さ
れる。集光板１は取付穴部３によって、本輻射温度検出
器が取付られる空気調和装置の室内ユニットにビス等で
取付られる。The printed wiring board 6 is attached to the light collecting plate 1 by the mounting screw 13, and at the same time, the separator -4 is provided at a predetermined position between the light collecting plate 1 and the printed wiring board 6 and the printed wiring board 6 and the light collecting plate 1 are attached. It is fixed so that it is held by and. The light collector 1 is attached by a mounting hole 3 to the indoor unit of the air conditioner to which the radiant temperature detector is attached by screws or the like.
【００２０】集光板１の凸レンズ部２1〜２N-1から入射
した赤外線は、セパレ−タ−４の複数の開口部５1〜５
N-1を通して、プリント配線基板６上の温度検知素子７1
〜７N-1に到達する。但しここでＮはプリント配線基板
６上に設けられた温度検知素子７および８の個数の総数
を表している。The infrared rays incident from the convex lens portions 2 1 to 2 N-1 of the light collector 1 have a plurality of openings 5 1 to 5 of the separator-4.
Through N-1 , the temperature sensing element 7 1 on the printed wiring board 6
Reach ~ 7 N-1 . Here, N represents the total number of the temperature detecting elements 7 and 8 provided on the printed wiring board 6.
【００２１】また、補正用の温度検知素子８は、セパレ
−タ−４の凹所１０に嵌まって（図２）、セパレ−タ−
４の一部に覆われているから、入射赤外線の影響を受け
ずにプリント配線基板６上の温度検知素子群７の周囲温
度を検出することができる。Further, the temperature detecting element 8 for correction is fitted into the recess 10 of the separator 4 (FIG. 2), and the separator is attached.
Since it is covered with a part of 4, the ambient temperature of the temperature detecting element group 7 on the printed wiring board 6 can be detected without being affected by the incident infrared rays.
【００２２】凸レンズ部２1〜２N-1は互いに異なる方向
の床や壁等からの輻射熱線を入射し、対応する温度検知
素子７1〜７N-1はその輻射熱線強度に応じた吸収熱を検
出する。その出力を周囲温度補正用温度検知素子８の出
力で補正処理することにより、各凸レンズ方向の床や壁
等の輻射温度を、各々独立に精度良く検出することがで
きる。The convex lens portions 2 1 to 2 N-1 impinge radiant heat rays from floors and walls in mutually different directions, and the corresponding temperature detecting elements 7 1 to 7 N-1 absorb absorption heat rays according to the intensity of the radiant heat ray. To detect. By correcting the output with the output of the ambient temperature correcting temperature detecting element 8, it is possible to independently and accurately detect the radiant temperature of the floor or the wall in the direction of each convex lens.
【００２３】ここで、補正処理とは、温度検知素子７
は、ケ−ス内温度と外部からの輻射熱線との和の温度と
して検出する為、検知素子８によりケ−ス内温度を検出
し、それを差し引くことにより外部からの輻射熱線を検
出するものである。Here, the correction process means the temperature detection element 7
Is detected as the temperature of the sum of the temperature inside the case and the radiant heat ray from the outside, the temperature inside the case is detected by the detecting element 8 and the radiant heat ray from the outside is detected by subtracting it. Is.
【００２４】図６に示すように、凸レンズ部群２の焦点
位置Ｕに各対向する温度検知素子７がくるように、プリ
ント配線基板６と集光板１とセパレ−タ−４の位置関係
および構造寸法を合わせ込んでおくと、輻射熱線を温度
検知素子７で効率よく吸収することができる。ここで、
Ｒは検出面の水平軸、Ｐは垂直軸、Ｑは凸レンズ２の光
軸を表し、ＴおよびＳは入射赤外線の光路を示してい
る。As shown in FIG. 6, the positional relationship and structure of the printed wiring board 6, the condenser plate 1 and the separator 4 are arranged such that the temperature detecting elements 7 facing each other are located at the focal point position U of the convex lens unit group 2. If the dimensions are matched, the radiant heat ray can be efficiently absorbed by the temperature detecting element 7. here,
R is the horizontal axis of the detection surface, P is the vertical axis, Q is the optical axis of the convex lens 2, and T and S are the optical paths of incident infrared rays.
【００２５】図４は検出感度向上工夫の一実施例であ
る。図４（ａ）に示すプリント配線基板６上の温度補正
用の温度検知素子８の電極部１８がハンダ付けされるハ
ンダ付け部１９と配線パタ−ン部２０の和のパタ−ン面
積に比べて、図４（ｂ）に示す温度検知素子７の電極部
２１がハンダ付けされるハンダ付け部２２と配線パタ−
ン部２３の和の配線パタ−ン面積を大きくして、プリン
ト配線基板６上に到達した輻射熱線を効率良く温度検知
素子７に検出させるようにしている。FIG. 4 shows an embodiment of a device for improving the detection sensitivity. Compared to the total pattern area of the soldering part 19 and the wiring pattern part 20 to which the electrode part 18 of the temperature sensing element 8 for temperature correction on the printed wiring board 6 shown in FIG. 4B, the electrode part 21 of the temperature detecting element 7 shown in FIG. 4B is soldered to the soldering part 22 and the wiring pattern.
The sum of the wiring pattern areas of the switch 23 is increased so that the temperature detecting element 7 can efficiently detect the radiant heat rays that have reached the printed wiring board 6.
【００２６】ここで、配線パタ−ン面積を大きくするの
は、導体は金属体なので、基板のプラスチック体あるい
はセラミック体よりも熱伝導率が良いため、各独立した
領域内の熱を温度検知素子７に早く伝えられるからであ
る。Here, since the conductor is a metal body and the heat conductivity is better than that of the plastic body or the ceramic body of the substrate, the wiring pattern area is increased. Therefore, the heat in each independent region is detected by the temperature detecting element. This is because I can be told to 7 soon.
【００２７】１７および２４は、それぞれの配線パタ−
ンと、プリント配線基板６の裏面に引き回したそれぞれ
に対応する配線パタ−ンとを電気的に連絡接続するスル
−ホ−ルである。すなわち、ブリント配線基板６は裏面
に回路配線がなされており、表面に部品を実装するよう
になっているので表面のパタ−ンを裏面の回路パタ−ン
に接続するのにスル−ホ−ル１７、２４を設けてある。The wiring patterns 17 and 24 are respectively provided.
It is a through hole for electrically connecting and connecting the wiring pattern and the wiring pattern corresponding to each of the wiring patterns which are laid out on the back surface of the printed wiring board 6. That is, since the printed wiring board 6 has circuit wiring on the back surface and components are mounted on the front surface, a through hole is used to connect the front surface pattern to the back surface circuit pattern. 17 and 24 are provided.
【００２８】図５は、検出感度向上工夫の一実施例であ
る。プリント配線基板６上の温度検知素子７の２つの電
極部２１に対してそれぞれ、ハンダ付け部２２と配線パ
タ−ン部２３とスル−ホ−ル２４がある。これらの活電
部から所定の絶縁距離だけ離れた周囲あるいは近傍位置
に、別の配線パタ−ン２６を設けて、輻射熱線の集熱効
率を高めるようにしている。本発明は円周形状の配線パ
タ−ンに限るものではなく、角型形状の配線パタ−ンの
一実施例を図９に示した。FIG. 5 shows an embodiment of a device for improving the detection sensitivity. There are a soldering portion 22, a wiring pattern portion 23 and a through hole 24 for each of the two electrode portions 21 of the temperature detecting element 7 on the printed wiring board 6. Another wiring pattern 26 is provided around or in the vicinity of these live parts by a predetermined insulation distance to enhance the efficiency of collecting the radiant heat rays. The present invention is not limited to the circular wiring pattern, but an embodiment of a rectangular wiring pattern is shown in FIG.
【００２９】図７は検出感度向上工夫の一実施例であ
る。図４および図５は温度検知素子７の大きな配線パタ
−ン部２３およびその周囲あるいは近傍に設けた別の配
線パタ−ン２６の、全体の領域に、凸レンズ部２を通っ
た輻射熱線が到達するように、凸レンズ部２の焦点位置
が温度検知素子７よりも遠くになるようにした図を表し
ている。ここで、Ｒは検出面の水平軸、Ｐは垂直軸、Ｑ
は凸レンズ２の光軸を表し、ＴおよびＳは入射赤外線の
光路を示している。FIG. 7 shows an example of a device for improving the detection sensitivity. 4 and 5 show that the radiant heat ray passing through the convex lens portion 2 reaches the entire area of the large wiring pattern portion 23 of the temperature detecting element 7 and another wiring pattern 26 provided around or near the large wiring pattern portion 23. Thus, the focal position of the convex lens portion 2 is located farther than the temperature detecting element 7. Here, R is the horizontal axis of the detection surface, P is the vertical axis, and Q
Represents the optical axis of the convex lens 2, and T and S represent the optical paths of incident infrared rays.
【００３０】図９は検出感度向上工夫の一実施例を示し
ている。すなわち人体の皮膚の分光反射率と略合致し
た、四弗化エチレン樹脂と酸化チタンの混合材等を含む
塗料を、温度検知素子７の電極部２１およびハンダ付け
部２２の周囲の、配線パタ−ン２３およびその周囲の絶
縁空間部２５およびその周囲の別配線パタ−ン２６、す
なわち図中のイ、ロ、ハ、ニで囲まれる領域から、最小
限、ホ、ヘ、ト、チで囲まれる部分を除いた領域に、シ
ルク印刷技法等により塗布し、床や壁等の輻射熱に対し
て人が感じるのと同等の輻射温度を検出するようにして
いる。図８のプリント配線基板６上の部分２７がこの実
施例の場合の塗布部分に相当する。FIG. 9 shows an embodiment of a device for improving the detection sensitivity. That is, a paint containing a mixed material of ethylene tetrafluoride resin and titanium oxide, which substantially matches the spectral reflectance of the skin of the human body, is applied to the wiring pattern around the electrode portion 21 and the soldering portion 22 of the temperature detecting element 7. Area 23 and its surrounding insulating space 25 and its surrounding separate wiring pattern 26, that is, the area surrounded by a, b, c, and d in the figure, is surrounded by a minimum of e, f, t, and chi. The area other than the shaded area is applied by silk printing technique or the like so that the radiant temperature equivalent to that felt by a person with respect to radiant heat such as floors and walls is detected. The portion 27 on the printed wiring board 6 in FIG. 8 corresponds to the coating portion in this embodiment.
【００３１】図８は凸レンズ部２を通った輻射熱線が該
塗布部分２７に集光されるように、凸レンズ２の焦点位
置Ｕが該塗布部分２７にくるように、プリント配線基板
６と集光板１とセパレ−タ−４の位置関係および構造寸
法を合わせ込んでいる。ここで、Ｒは検出面の水平軸、
Ｐは垂直軸、Ｑは凸レンズ２の光軸を表し、ＴおよびＳ
は入射赤外線の光路を示している。FIG. 8 shows the printed wiring board 6 and the condenser plate so that the radiant heat rays passing through the convex lens portion 2 are focused on the coating portion 27 and the focal point U of the convex lens 2 is on the coating portion 27. The positional relationship between 1 and the separator-4 and the structural dimensions are matched. Where R is the horizontal axis of the detection surface,
P is the vertical axis, Q is the optical axis of the convex lens 2, and T and S
Indicates the optical path of the incident infrared ray.
【００３２】図９のセパレ−タ−４の開口部５で囲まれ
る領域内の縁部分２８には、アクリル等の赤外線を透過
しない樹脂系塗料がシルク印刷技法等で塗布されてお
り、セパレ−タ−４の隣接する各開口部５の中の各温度
検知素子７が、互いに他の温度検知素子の吸収熱の影響
を受けないようにしている。図８中のプリント配線基板
６上の２８部分が、該塗布部分に相当する。A resin coating material such as acrylic resin that does not transmit infrared rays is applied to the edge portion 28 in the area surrounded by the opening 5 of the separator 4 in FIG. 9 by a silk printing technique or the like. The temperature detecting elements 7 in the adjacent openings 5 of the switch 4 are not affected by the heat absorbed by the other temperature detecting elements. The 28 part on the printed wiring board 6 in FIG. 8 corresponds to the applied part.
【００３３】図１０は検出精度向上仕様の一実施例を示
している。室内の輻射温度分布を検出するために、図１
１に示すように本発明の輻射温度検出器３０は、空気調
和装置の室内ユニット３１の前面部付近の位置に、かつ
図１０のように下斜め方向に向けて取付られる。FIG. 10 shows an embodiment of the specification for improving the detection accuracy. To detect the radiation temperature distribution in the room,
As shown in FIG. 1, the radiant temperature detector 30 of the present invention is attached at a position near the front surface of the indoor unit 31 of the air conditioner and in a diagonally downward direction as shown in FIG.
【００３４】そして、凸レンズ群の配列のうち最も下方
の中央の凸レンズ１−３が室内ユニット３１の正面方向
でもっとも近い床面ヌの検出用にあてられる。そして、
１−１は側面の壁リ、１−５は側面の壁ルの検出用にあ
てられる。配列中央の３−３は室内中ほどの床面ヨ、配
列上端の５−１、５−２、５−３はそれぞれもっとも遠
い位置の壁ヲ、ワ、カの検出用にあてられる。The lowermost central convex lens 1-3 of the array of convex lens groups is used for detecting the floor surface n closest to the front of the indoor unit 31. And
1-1 is a side wall, and 1-5 is a side wall. 3-3 at the center of the array is used for detecting the floor surface in the middle of the room, and 5-1, 5-2, 5-3 at the upper end of the array are used for detecting the farthest wall, power, and power, respectively.
【００３５】輻射温度検出器３０に到達する輻射熱線強
度は、その距離の２乗に反比例するから、遠い位置の検
出用にあてられる凸レンズほどそのレンズ径を大きくし
て検出距離による検出感度低下を抑制している。すなわ
ち凸レンズの配列において、中央を基準にすると左右に
遠いレンズほどレンズ径を大きく、最も下方を基準にす
ると上方に遠いレンズほどレンズ径を大きくしている。Since the intensity of the radiant heat rays reaching the radiant temperature detector 30 is inversely proportional to the square of the distance, the convex lens used for detecting the far position has a larger lens diameter to reduce the detection sensitivity depending on the detection distance. It's suppressed. That is, in the array of convex lenses, a lens farther to the left and right with respect to the center is larger in lens diameter, and a lens farther upward from the bottom is larger in lens diameter.
【００３６】図１２および図１３および図６に、一実施
例を示す。本発明の輻射温度検出器において、集光板１
の前面の検出面は図６のＲを平面軸とした略平面構造で
あり、各凸レンズ群２は室内の異なる検出方向に向けて
構成されている。集光板１は一体的に形成されるため、
検出面を平面構造にすれば各レンズの検出角度は各レン
ズの光軸で一義的に決めることができ、設計および製造
組立を簡易化できる利点がある。An embodiment is shown in FIGS. 12, 13 and 6. In the radiation temperature detector of the present invention, the light collector 1
The front detection surface has a substantially flat structure with R in FIG. 6 as a plane axis, and each convex lens group 2 is configured to face different detection directions in the room. Since the light collector 1 is integrally formed,
If the detection surface has a planar structure, the detection angle of each lens can be uniquely determined by the optical axis of each lens, and there is an advantage that design and manufacturing / assembly can be simplified.
【００３７】図１０の実施例のレンズ配列の場合の各レ
ンズの光軸は、レンズ１−Ｘから５−Ｘ（ただしＸ＝１
〜５）に向かう上下方向に関しては、図１２に示すよう
に、レンズ３−Ｘの光軸Ｑ3-Xが前記平面軸Ｒに垂直な
軸Ｐと一致し、両端のレンズ１−Ｘおよびレンズ５−Ｘ
に向かうほど、その光軸はそれぞれ異なる方向に軸Ｐと
なす角度θが大きくなる。またレンズＸ−１からレンズ
Ｘ−５（ただしＸ＝１〜５）に向かう水平方向に関して
は、図１３に示すように、レンズＸ−３の光軸ＱX-3が
前記平面軸Ｒに垂直な軸Ｐと一致し、両端のレンズＸ−
１およびＸ−５に向かうほど、その光軸はそれぞれ異な
る方向に軸Ｐとなす角度θが大きくなる。In the case of the lens arrangement of the embodiment shown in FIG. 10, the optical axes of the respective lenses are the lenses 1-X to 5-X (where X = 1).
As for the up-down direction toward 5 to 5), as shown in FIG. 12, the optical axis Q 3-X of the lens 3-X coincides with the axis P perpendicular to the plane axis R, and the lenses 1-X and 5-X
The angle θ formed by the optical axis and the axis P in different directions becomes larger as it goes to. Also with respect to the horizontal direction from the lens X-1 to the lens X-5 (provided that X = 1 to 5), as shown in FIG. 13, a vertical optical axis Q X-3 of the lens X-3 is in the planar axes R Coincident with the axis P, and the lens X- at both ends
1 and X-5, the angle θ formed by the optical axis and the axis P in different directions increases.
【００３８】また、図６に示すようにセパレ−タ−４の
各開口部５の中心軸は各凸レンズ２の光軸Ｑと一致して
おり、各凸レンズ面を通過した赤外線が均等な効率で各
開口部５を通過するようにしている。Further, as shown in FIG. 6, the central axis of each opening 5 of the separator-4 coincides with the optical axis Q of each convex lens 2, and the infrared rays passing through each convex lens surface are evenly distributed. It passes through each opening 5.
【００３９】このことは、各温度検知素子７の検出効率
を良くすると同時に、集光板１の検出面を通過した赤外
線の光軸が中央に集まることになり、温度検知素子７を
設けるためのプリント配線基板６の必要面積が小さくて
すむという利点をもつ。This means that the detection efficiency of each temperature detecting element 7 is improved, and at the same time, the optical axis of infrared rays passing through the detecting surface of the light collector 1 is gathered in the center, and the print for providing the temperature detecting element 7 is made. This has the advantage that the required area of the wiring board 6 can be small.
【００４０】[0040]
【発明の効果】以上のように、本発明の輻射温度検出器
は、片面に複数の温度検知素子を設けたプリント配線基
板と、前記温度検知素子に個別に対向する凸レンズ部群
を有する集光板と、前記温度検知素子を個別に仕切りか
つ前記プリント配線基板と前記集光板との空間距離を確
保するセパレ−タ−との簡素な構成としたため、安価で
製造組立しやすく、かつ検出精度が良いという効果があ
る。As described above, the radiation temperature detector of the present invention has a printed wiring board having a plurality of temperature detecting elements provided on one surface thereof, and a light collecting plate having a convex lens portion group individually opposed to the temperature detecting elements. Since the temperature detecting element is individually partitioned and a separator that secures the spatial distance between the printed wiring board and the light collector is used, the manufacturing cost is low, the manufacturing and assembling are easy, and the detection accuracy is good. There is an effect.
【００４１】そして、広範囲の温度分布を検出するため
には、複数の温度検知素子へ異なる方向からの赤外線が
到達するようにするのに、レンズの光軸と、セパレ−タ
−のガイド穴をそれに適合するように形成しておくだけ
でよく、このようなレンズをもった集光板とセパレ−タ
−をプリント配線基板と共に組立ることによって、広範
囲の温度分布を検出する輻射温度検出器が得られる。In order to detect the temperature distribution over a wide range, the optical axis of the lens and the guide hole of the separator are arranged so that infrared rays from different directions reach the plurality of temperature detecting elements. It is only necessary to form it so as to match it, and by assembling the condenser plate and the separator with such a lens together with the printed wiring board, a radiation temperature detector that detects a wide temperature distribution can be obtained. To be
【００４２】また、請求項２では、前記集光板が赤外線
透過性樹脂で一体的に形成されており、前記セパレ−タ
−が赤外線を透過しない樹脂で一体的に形成されている
ので、より安価で製造組立しやすくなっている。Further, in the present invention, the light condensing plate is integrally formed of an infrared ray transmissive resin, and the separator is integrally formed of a resin that does not transmit infrared rays. It is easy to manufacture and assemble.
【００４３】また、請求項３では、前記集光板の凸レン
ズ部群の各焦点位置に、各凸レンズ部に対向する各温度
検知素子がくるように、前記プリント配線基板と集光板
とセパレ−タ−の位置関係およびセパレ−タ−の厚みが
設定されているので、より製造組立しやすくなってい
る。According to a third aspect of the present invention, the printed wiring board, the condenser plate and the separator are arranged so that the temperature detecting elements facing the convex lens portions are located at the focal positions of the convex lens portion group of the condenser plate. Since the positional relationship and the thickness of the separator are set, manufacturing and assembling becomes easier.
【００４４】また、請求項４では、前記プリント配線基
板上の凸レンズ部群に対向している前記複数の温度検知
素子の電極部のパタ−ンの周囲あるいは近傍に別の配線
パタ−ンを形成して、輻射温度の集熱感度を高めること
ができる。According to the present invention, another wiring pattern is formed around or in the vicinity of the pattern of the electrode portions of the plurality of temperature detecting elements facing the convex lens portion group on the printed wiring board. As a result, the heat collection sensitivity of the radiation temperature can be increased.
【００４５】また、請求項５では、前記凸レンズ部群の
各焦点が、対向する前記複数の温度検知素子の各位置よ
りも遠くになるように前記プリント配線基板と集光板と
セパレ−タ−の位置関係およびセパレ−タ−の厚みが設
定されているので、より集熱感度を高めることができ
る。According to a fifth aspect of the present invention, the printed wiring board, the condenser plate and the separator are arranged so that the focal points of the convex lens unit group are farther than the respective positions of the plurality of temperature detecting elements facing each other. Since the positional relationship and the thickness of the separator are set, the heat collection sensitivity can be further enhanced.
【００４６】また、請求項６では、前記プリント配線基
板上の前記集光板の凸レンズ部群に対向している前記複
数の温度検知素子の電極部のパタ−ンの一部あるいは周
囲あるいは近傍に、人体の皮膚の分光反射率と略合致し
た材料を含む塗料を塗布してあるので、人が感じるのと
同等の輻射温度を検出することができる。According to a sixth aspect of the present invention, a part of the pattern of the electrode parts of the plurality of temperature detecting elements facing the convex lens part group of the light collecting plate on the printed wiring board, or around or near the pattern, Since the coating material containing the material that substantially matches the spectral reflectance of the skin of the human body is applied, it is possible to detect the radiation temperature equivalent to that felt by a human.
【００４７】また、請求項７では、前記複数の温度検知
素子の電極部のパタ−ンの一部あるいは周囲あるいは近
傍の前記各塗料塗布部分に、対向する前記凸レンズ部群
の各焦点がくるように、前記プリント配線基板と集光板
とセパレ−タ−の位置関係およびセパレ−タ−の厚みが
設定されているので、より集熱感度を高めることができ
る。According to a seventh aspect of the present invention, the focal points of the convex lens section groups facing each other come to a part of the pattern of the electrode sections of the plurality of temperature detecting elements, or the paint coating sections in the vicinity or in the vicinity thereof. Further, since the positional relationship between the printed wiring board, the light collecting plate and the separator and the thickness of the separator are set, the heat collection sensitivity can be further enhanced.
【００４８】また、請求項８では、前記セパレ−タ−で
個別に仕切られているプリント配線基板上の各領域内の
縁部に、赤外線を透過しない樹脂系塗料を塗布してある
ので、各温度検知素子の相互干渉がない。Further, in the present invention, the resin coating material which does not transmit infrared rays is applied to the edge portion in each area on the printed wiring board which is individually partitioned by the separator. There is no mutual interference of temperature sensing elements.
【００４９】また、請求項９では、前記集光板の凸レン
ズ部群およびそれに対向している前記複数の温度検知素
子は、格子状に配置されており、前記凸レンズ部群の配
列の一辺の中央の凸レンズ部のレンズ径に比べて、横方
向および縦方向に遠い凸レンズ部ほど、そのレンズ径が
大きくなっているので、検出距離の影響を抑制し、精度
良く室内の輻射温度を検出できる。According to a ninth aspect of the invention, the convex lens section group of the light collector and the plurality of temperature sensing elements facing the convex lens section group are arranged in a grid pattern, and are arranged at the center of one side of the array of the convex lens section group. Compared with the lens diameter of the convex lens portion, the convex lens portion that is farther in the horizontal and vertical directions has a larger lens diameter, so that the influence of the detection distance can be suppressed and the radiation temperature in the room can be detected with high accuracy.
【００５０】また、請求項１０では、前記集光板の格子
状に配列された凸レンズ部群のうち、少なくとも周辺部
の凸レンズ部の光軸が、前記集光板の平坦部の平面に対
して垂直にならないように設定されているので、本輻射
温度検出器の検出方向の設計がしやすく、また、プリン
ト配線基板の必要面積が小さくでき、安価でできるよう
になっている。According to a tenth aspect of the present invention, at least the optical axis of the convex lens portion in the peripheral portion of the convex lens portion group arranged in the lattice of the light collecting plate is perpendicular to the plane of the flat portion of the light collecting plate. Since it is set so as not to occur, it is easy to design the detection direction of the radiant temperature detector, and the required area of the printed wiring board can be reduced, so that the cost can be reduced.
【００５１】また、請求項１１では、前記集光板の平坦
部の平面に対して垂直あるいは所定の角度傾きをもたせ
て構成されている各凸レンズ部群の光軸と、その凸レン
ズ部群にそれぞれ対向する前記各セパレ−タ−の開口部
の中心軸を一致させているので、本輻射温度検出器の検
出方向の設計がしやすく、プリント配線基板の必要面積
が小さくでき、安価でできるようになっている。In the eleventh aspect of the present invention, the optical axis of each convex lens unit group that is configured to be perpendicular or inclined by a predetermined angle with respect to the plane of the flat portion of the light collector and the convex lens unit group are opposed to each other. Since the central axes of the openings of the respective separators are aligned with each other, the detection direction of the radiation temperature detector can be easily designed, the required area of the printed wiring board can be reduced, and the cost can be reduced. ing.
【００５２】また、請求項１２では、複数の第１温度検
知素子と、これらの第１温度検知素子の出力を補正する
ため周囲温度を検出する第２温度検知素子と、前記第２
温度検知素子に赤外線が当たらないように遮蔽する遮蔽
手段を設けたので、室内の輻射温度分布を精度良く検出
できる。According to a twelfth aspect of the present invention, a plurality of first temperature detecting elements, a second temperature detecting element for detecting an ambient temperature for correcting the outputs of the first temperature detecting elements, and the second temperature detecting element are provided.
Since the temperature detecting element is provided with the shielding means for shielding the infrared ray from hitting, the radiation temperature distribution in the room can be accurately detected.
【００５３】また、請求項１３では、前記遮蔽手段は、
前記セパレ−タ−の一部に設けた凹所を有しているの
で、周囲温度補正の精度を向上させている。In the thirteenth aspect, the shielding means is
Since the recess is provided in a part of the separator, the accuracy of ambient temperature correction is improved.
【００５４】また、請求項１４では、前記遮蔽手段は、
前記第２温度検知素子の外周に施された赤外線を透過し
ない樹脂系接着剤を有しているので、周囲温度補正の精
度を向上させている。In the fourteenth aspect, the shielding means is
Since the resin-based adhesive that does not transmit infrared rays is provided on the outer periphery of the second temperature detecting element, the accuracy of ambient temperature correction is improved.
【００５５】また、請求項１５では、前記プリント配線
基板上の凸レンズ部群に対向している前記複数の第１温
度検知素子の電極部のパタ−ン面積を、凸レンズ部群に
対向していない前記補正用の第２温度検知素子の電極部
のパタ−ン面積よりも大きく形成したので、より集熱感
度を高めている。According to the fifteenth aspect, the pattern area of the electrode portions of the plurality of first temperature detecting elements facing the convex lens portion group on the printed wiring board does not face the convex lens portion group. Since it is formed larger than the pattern area of the electrode portion of the second temperature detecting element for correction, the heat collection sensitivity is further enhanced.
【図１】 本発明の輻射温度検出器の基本構成を示す分
解斜視図。FIG. 1 is an exploded perspective view showing a basic configuration of a radiation temperature detector of the present invention.
【図２】 本発明の輻射温度検出器の一実施例を示す断
面図。FIG. 2 is a sectional view showing an embodiment of a radiation temperature detector of the present invention.
【図３】 本発明の他の一実施例を示す断面図。FIG. 3 is a sectional view showing another embodiment of the present invention.
【図４】 本発明の実施例における温度検知素子を取り
付けるためのプリント配線基板のパタ−ン例を示す図。FIG. 4 is a diagram showing an example of a pattern of a printed wiring board for mounting a temperature detecting element in the embodiment of the present invention.
【図５】 本発明の実施例において用いる検出感度向上
のためのプリント配線基板のパタ−ン例を示す図。FIG. 5 is a diagram showing an example of a pattern of a printed wiring board for improving detection sensitivity used in the embodiment of the present invention.
【図６】 本発明における集光板の凸レンズの焦点を温
度検知素子に合わせた実施例を示す断面図。FIG. 6 is a cross-sectional view showing an embodiment in which the focus of the convex lens of the light collector according to the present invention is aligned with the temperature detecting element.
【図７】 本発明における集光板の凸レンズの焦点を感
度向上のために温度検知素子より遠方に合わせた実施例
を示す断面図。FIG. 7 is a cross-sectional view showing an embodiment in which the focus of the convex lens of the light collector according to the present invention is adjusted farther than the temperature detecting element for improving the sensitivity.
【図８】 本発明における集光板の凸レンズのの焦点を
塗料層に合わせた実施例を示す断面図。FIG. 8 is a cross-sectional view showing an embodiment in which the focal point of the convex lens of the light collector according to the present invention is adjusted to the paint layer.
【図９】 本発明におけるプリント配線基板の角形パタ
−ンの実施例を示す平面図。FIG. 9 is a plan view showing an embodiment of a rectangular pattern of a printed wiring board according to the present invention.
【図１０】 本発明を実施した輻射温度検出器の取付例
を示す外観斜視図。FIG. 10 is an external perspective view showing a mounting example of a radiation temperature detector embodying the present invention.
【図１１】 本発明を実施した輻射温度検出器の室内配
置の実施例を示す図。FIG. 11 is a diagram showing an example of an indoor arrangement of a radiation temperature detector embodying the present invention.
【図１２】 本発明の縦方向に並んだ凸レンズ群の各光
軸を示す図。FIG. 12 is a diagram showing the respective optical axes of convex lens groups arranged in the vertical direction of the present invention.
【図１３】 本発明の横方向に並んだ凸レンズ群の各光
軸を示す図。FIG. 13 is a diagram showing each optical axis of a convex lens group arranged in the lateral direction according to the present invention.
１ 集光板 ２ 凸レンズ部群 ３ 取付穴 ４ セパレ−タ− ５ 開口部 ６ プリント配線基板 ７ 赤外線検出用の温度検知素子 ８ 周囲温度検出用の温度検知素子 ９ ビス止め穴 １０ セパレ−タ−に設けられた凹所 １１ リ−ド線引出し口 １２ コネクタ １３ 取付ビス １４ 赤外線を透過しない樹脂系接着剤 １５ 集光板に設けられた凹所 １６ 取付ビス １７ スル−ホ−ル １８ 温度検知素子８のハンダ付け部 １９ パタ−ンのハンダ付け部 ２０ パタ−ン ２１ 温度検知素子７のハンダ付け部 ２２ パタ−ンのハンダ付け部 ２３ パタ−ン ２４ スル−ホ−ル ２５ 絶縁部 ２６ 外部パタ−ン ２７ 塗装部 ２８ 赤外線を透過しない樹脂 ２９ 室内 ３０ 本輻射温度検出器 ３１ 空気調和装置の室内ユニット 1 Condensing Plate 2 Convex Lens Section Group 3 Mounting Hole 4 Separator 5 Opening 6 Printed Circuit Board 7 Temperature Detection Element for Infrared Temperature Detection 8 Temperature Detection Element for Ambient Temperature Detection 9 Screw Stop Hole 10 Provided in Separator Recessed recess 11 Lead wire outlet 12 Connector 13 Mounting screw 14 Resin adhesive that does not transmit infrared rays 15 Recess provided in light collector 16 Mounting screw 17 Through hole 18 Solder of temperature sensing element 8 Attachment part 19 Pattern soldering part 20 Pattern 21 Temperature detecting element 7 soldering part 22 Pattern soldering part 23 Pattern 24 Through hole 25 Insulating part 26 External pattern 27 Painted part 28 Resin that does not transmit infrared rays 29 Indoor 30 Radiant temperature detector 31 Indoor unit of air conditioner
Claims (15)
ント配線基板と、前記温度検知素子に個別に対向する凸
レンズ部群を有する集光板と、前記温度検知素子を個別
に仕切りかつ前記プリント配線基板と前記集光板との空
間距離を確保するセパレ−タ−とを備えていることを特
徴とする輻射温度検出器。1. A printed wiring board having a plurality of temperature detecting elements provided on one surface thereof, a light collecting plate having a group of convex lens portions individually facing the temperature detecting elements, the temperature detecting elements are individually partitioned, and the printed wiring is provided. A radiation temperature detector comprising: a separator that secures a spatial distance between the substrate and the light collector.
に形成されており、また前記セパレ−タ−が赤外線を透
過しない樹脂で一体的に形成されていることを特徴とす
る請求項１に記載の輻射温度検出器。2. The light collecting plate is integrally formed of an infrared ray transmissive resin, and the separator is integrally formed of a resin that does not transmit infrared rays. Radiation temperature detector described in.
に、各凸レンズ部に対向する各温度検知素子がくるよう
に、前記プリント配線基板と集光板とセパレ−タ−の位
置関係およびセパレ−タ−の厚みが設定されていること
を特徴とする請求項１に記載の輻射温度検出器。3. The positional relationship between the printed wiring board, the light collector and the separator and the separator so that the temperature detecting elements facing the respective convex lens portions come to the respective focal positions of the convex lens portion group of the light collector. The radiation temperature detector according to claim 1, wherein the thickness of the radiating temperature is set.
に対向している前記複数の温度検知素子の電極部のパタ
−ンの周囲あるいは近傍に別の配線パタ−ンを形成し
て、輻射温度の集熱感度を高めるようにしたことを特徴
とする請求項１に記載の輻射温度検出器。4. The radiation temperature is formed by forming another wiring pattern around or in the vicinity of the pattern of the electrode portions of the plurality of temperature detecting elements facing the convex lens portion group on the printed wiring board. The radiation temperature detector according to claim 1, characterized in that the heat collection sensitivity of is increased.
前記複数の温度検知素子の各位置よりも遠くになるよう
に前記プリント配線基板と集光板とセパレ−タ−の位置
関係およびセパレ−タ−の厚みが設定されていることを
特徴とする請求項１に記載の輻射温度検出器。5. The positional relationship between the printed wiring board, the light collecting plate and the separator and the separator so that the focal points of the convex lens unit group are located farther than the respective positions of the temperature detecting elements facing each other. The radiation temperature detector according to claim 1, wherein the thickness of the heater is set.
凸レンズ部群に対向している前記複数の温度検知素子の
電極部のパタ−ンの一部あるいは周囲あるいは近傍に、
人体の皮膚の分光反射率と略合致した材料を含む塗料を
塗布してあることを特徴とする請求項１に記載の輻射温
度検出器。6. A part of the pattern of the electrode parts of the plurality of temperature detecting elements facing the convex lens part group of the light collecting plate on the printed wiring board, or around or in the vicinity thereof,
The radiation temperature detector according to claim 1, wherein a coating material containing a material that substantially matches the spectral reflectance of human skin is applied.
−ンの一部あるいは周囲あるいは近傍の前記各塗料塗布
部分に、対向する前記凸レンズ部群の各焦点がくるよう
に、前記プリント配線基板と集光板とセパレ−タ−の位
置関係およびセパレ−タ−の厚みが設定されていること
を特徴とする請求項１に記載の輻射温度検出器。7. The printed wiring so that the respective focal points of the convex lens section groups facing each other come to a part of the pattern of the electrode parts of the plurality of temperature detecting elements or to the respective paint applied parts in the periphery or in the vicinity thereof. The radiation temperature detector according to claim 1, wherein the positional relationship between the substrate, the light collector, and the separator and the thickness of the separator are set.
るプリント配線基板上の各領域内の縁部に、赤外線を透
過しない樹脂系塗料を塗布してあることを特徴とする請
求項１に記載の輻射温度検出器。8. A resin coating material that does not transmit infrared rays is applied to an edge portion in each area on a printed wiring board which is individually partitioned by the separator. Radiation temperature detector described in.
対向している前記複数の温度検知素子は、格子状に配置
されており、前記凸レンズ部群の配列の一辺の中央の凸
レンズ部のレンズ径に比べて、横方向および縦方向に遠
い凸レンズ部ほど、そのレンズ径が大きくなっているこ
とを特徴とする請求項１に記載の輻射温度検出器。9. The convex lens section group of the light collector and the plurality of temperature detecting elements facing the convex lens section group are arranged in a grid pattern, and the lens diameter of the convex lens section at the center of one side of the array of the convex lens section group. 2. The radiant temperature detector according to claim 1, wherein the convex lens portion that is farther in the horizontal and vertical directions has a larger lens diameter than that in FIG.
ンズ部群のうち、少なくとも周辺部の凸レンズ部の光軸
が、前記集光板の平坦部の平面に対して垂直にならない
ように設定されていることを特徴とする請求項１に記載
の輻射温度検出器。10. The light axis of at least the peripheral convex lens portion of the convex lens portion group arranged in the lattice of the light collector is set so as not to be perpendicular to the plane of the flat portion of the light collector. The radiation temperature detector according to claim 1, wherein
直あるいは所定の角度傾きをもたせて構成されている各
凸レンズ部群の光軸と、その凸レンズ部群にそれぞれ対
向する前記各セパレ−タ−の開口部の中心軸を一致させ
たことを特徴とする請求項１に記載の輻射温度検出器。11. An optical axis of each convex lens unit group configured to be perpendicular or inclined at a predetermined angle with respect to the plane of the flat portion of the light collector, and each of the separators facing the convex lens unit group. The radiation temperature detector according to claim 1, wherein the central axes of the openings of the turbines are aligned with each other.
れらの第１温度検知素子の出力を補正するため周囲温度
を検出する第２温度検知素子とを設けたプリント配線基
板と、前記第１温度検知素子に個別に対向する凸レンズ
部群を有する集光板と、前記第１温度検知素子を個別に
仕切りかつ前記プリント配線基板と前記集光板との空間
距離を確保するセパレ−タ−と、前記第２温度検知素子
に光が当たらないように遮蔽する遮蔽手段とを備えてい
ることを特徴とする輻射温度検出器。12. A printed wiring board provided with a plurality of first temperature detecting elements on one surface and a second temperature detecting element for detecting an ambient temperature for correcting outputs of these first temperature detecting elements, 1. A light collector having a convex lens group that individually opposes one temperature detection element, and a separator that individually partitions the first temperature detection element and secures a spatial distance between the printed wiring board and the light collector. A radiation temperature detector, comprising: a shielding unit that shields the second temperature detection element from light.
一部に設けた凹所を有していることを特徴とする請求項
１２に記載の輻射温度検出器。13. The radiation temperature detector according to claim 12, wherein the shielding means has a recess provided in a part of the separator.
子の外周に施された赤外線を透過しない樹脂系接着剤を
有していることを特徴とする請求項１２に記載の輻射温
度検出器。14. The radiation temperature detector according to claim 12, wherein the shielding means has a resin-based adhesive that does not allow infrared rays to pass through the outer periphery of the second temperature detecting element. .
群に対向している前記複数の第１温度検知素子の電極部
のパタ−ン面積を、凸レンズ部群に対向していない前記
補正用の第２温度検知素子の電極部のパタ−ン面積より
も大きく形成したことを特徴とする請求項１２に記載の
輻射温度検出器。15. The pattern area of the electrode portion of the plurality of first temperature detecting elements facing the convex lens portion group on the printed wiring board is set to the correction area not facing the convex lens portion group. 13. The radiation temperature detector according to claim 12, wherein the radiation temperature detector is formed to have a larger area than the pattern area of the electrode portion of the temperature detection element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5181066A JP3007244B2 (en) | 1993-07-22 | 1993-07-22 | Radiation temperature detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5181066A JP3007244B2 (en) | 1993-07-22 | 1993-07-22 | Radiation temperature detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0735619A true JPH0735619A (en) | 1995-02-07 |
| JP3007244B2 JP3007244B2 (en) | 2000-02-07 |
Family
ID=16094204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5181066A Expired - Fee Related JP3007244B2 (en) | 1993-07-22 | 1993-07-22 | Radiation temperature detector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3007244B2 (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7122798B2 (en) | 2003-02-13 | 2006-10-17 | Kabushiki Kaisha Toshiba | Infrared image sensor |
| JP2006337345A (en) * | 2005-06-06 | 2006-12-14 | Nippon Ceramic Co Ltd | Noncontact-type temperature detector |
| JP2007115420A (en) * | 2005-10-18 | 2007-05-10 | Matsushita Electric Ind Co Ltd | Induction heating cooker |
| JP2007127496A (en) * | 2005-11-02 | 2007-05-24 | Nec Corp | Thermal infrared detector |
| JP2011169644A (en) * | 2010-02-16 | 2011-09-01 | Hamamatsu Photonics Kk | Light detector |
| JP2012211791A (en) * | 2011-03-30 | 2012-11-01 | Mitsubishi Materials Corp | Infrared sensor |
| JP2012225693A (en) * | 2011-04-16 | 2012-11-15 | Mitsubishi Materials Corp | Infrared sensor |
| JP2012225717A (en) * | 2011-04-18 | 2012-11-15 | Mitsubishi Materials Corp | Infrared sensor device |
| JP2012226022A (en) * | 2011-04-16 | 2012-11-15 | Mitsubishi Materials Corp | Fixing device |
-
1993
- 1993-07-22 JP JP5181066A patent/JP3007244B2/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7122798B2 (en) | 2003-02-13 | 2006-10-17 | Kabushiki Kaisha Toshiba | Infrared image sensor |
| JP2006337345A (en) * | 2005-06-06 | 2006-12-14 | Nippon Ceramic Co Ltd | Noncontact-type temperature detector |
| JP2007115420A (en) * | 2005-10-18 | 2007-05-10 | Matsushita Electric Ind Co Ltd | Induction heating cooker |
| JP2007127496A (en) * | 2005-11-02 | 2007-05-24 | Nec Corp | Thermal infrared detector |
| JP2011169644A (en) * | 2010-02-16 | 2011-09-01 | Hamamatsu Photonics Kk | Light detector |
| JP2012211791A (en) * | 2011-03-30 | 2012-11-01 | Mitsubishi Materials Corp | Infrared sensor |
| JP2012225693A (en) * | 2011-04-16 | 2012-11-15 | Mitsubishi Materials Corp | Infrared sensor |
| JP2012226022A (en) * | 2011-04-16 | 2012-11-15 | Mitsubishi Materials Corp | Fixing device |
| JP2012225717A (en) * | 2011-04-18 | 2012-11-15 | Mitsubishi Materials Corp | Infrared sensor device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3007244B2 (en) | 2000-02-07 |
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