JPS59218928A - Temperature sensor - Google Patents
Temperature sensorInfo
- Publication number
- JPS59218928A JPS59218928A JP9689484A JP9689484A JPS59218928A JP S59218928 A JPS59218928 A JP S59218928A JP 9689484 A JP9689484 A JP 9689484A JP 9689484 A JP9689484 A JP 9689484A JP S59218928 A JPS59218928 A JP S59218928A
- Authority
- JP
- Japan
- Prior art keywords
- cases
- thin film
- case
- film thermistor
- thermistor
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
- G01K7/223—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor characterised by the shape of the resistive element
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Thermistors And Varistors (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
Description
【発明の詳細な説明】
本発明は高応答性で取扱いが容易な温度センサに係り、
安価なものを提供しようとするものである。[Detailed Description of the Invention] The present invention relates to a temperature sensor that has high responsiveness and is easy to handle.
The aim is to provide something cheap.
従来における温度センサとしては、第１図に示すように
、チップサーミスタ１の両電極２に半田３によりリード
線４を接続したものに外装樹脂５跨ディップ方式により
施し、これを埋込用樹脂６とともに金属ケース７に収納
して構成されていた。As shown in FIG. 1, a conventional temperature sensor is a chip thermistor 1 with lead wires 4 connected to both electrodes 2 by solder 3, which is applied by dipping across the exterior resin 5, and then coated with the embedding resin 6. It was constructed by being housed in a metal case 7.
この構成によるものは、応答性か悪り、ノ＜ラツキも大
きく、生産時の作業性も悪いといった欠７点があった。This configuration had seven drawbacks, including poor responsiveness, large fluctuations, and poor workability during production.
本発明は以」二のような従来の欠点を除去するものであ
る。The present invention eliminates the following two drawbacks of the prior art.
以下、本発明の実施例を図面第２図〜第４図により説明
する。Embodiments of the present invention will be described below with reference to FIGS. 2 to 4 of the drawings.
８．８′は一方に開口を有する円筒体を２分割して構成
されたアルミナなどの熱伝導性に優Ｊ″したセラミック
ケースで、この−力のセラミックケース８の内面にはサ
ーミスタ特性をもつ材料を蒸着捷たは印刷により形成し
、薄膜サーミスタ９が設けられ、この薄膜サーミスタ９
の両端には電極１０゜１１が形成され、この電極１Ｑ、
１１にはリード線１２が半田１３により接続され、セラ
ミックケース８の開口から外部に引出されている。8.8' is a ceramic case made of alumina or other material that has excellent thermal conductivity and is constructed by dividing a cylindrical body with an opening on one side into two.The inner surface of this ceramic case 8 has thermistor characteristics. A thin film thermistor 9 is provided by forming a material by vapor deposition or printing, and this thin film thermistor 9
Electrodes 10°11 are formed at both ends of the electrodes 1Q,
A lead wire 12 is connected to the lead wire 11 by solder 13 and is drawn out from the opening of the ceramic case 8 .
上記セラミックケース８．８′は接着剤によって貼合せ
られ、このセラミックケース８，８′の内部には絶縁物
１４などが充填されて薄膜サーミスタ９部を密閉してい
る。。The ceramic cases 8, 8' are bonded together with an adhesive, and the insides of the ceramic cases 8, 8' are filled with an insulator 14 to seal the thin film thermistor 9. .
このような構成とすることによって、セラミックケース
８，８′は熱伝導性に優れているため、応答性に優れた
ものとなり、薄膜サーミスタ９も蒸着や印刷で形成でき
るため、生産性の向上が計れることになる。With this configuration, the ceramic cases 8, 8' have excellent thermal conductivity, resulting in excellent responsiveness, and the thin film thermistor 9 can also be formed by vapor deposition or printing, improving productivity. It will be possible to measure it.
また、第３図、第４図に示すものは、リード線１２の引
出側に長い絶縁筒１５を引出してリード線１２の絶縁性
の向上を計ったもので測定部への間に長い距離があって
も絶縁性の点で安全なものとしたものである。In addition, in the case shown in FIGS. 3 and 4, a long insulating cylinder 15 is drawn out from the lead wire 12 to improve the insulation properties of the lead wire 12, and a long distance between the lead wire 12 and the measuring section is achieved. Even if there is, it is safe from the point of view of insulation.
この絶縁筒１５は合成樹脂あるいはセラミック材によっ
て構成することができる。This insulating cylinder 15 can be made of synthetic resin or ceramic material.
丑だ、上記実施例においては、セラミックケース８の内
面のみに薄膜サーミスタ９を形成するものについて述べ
たが、セラミックケース８′の内面にも同様に薄膜サー
ミスタ９．電極１０．１１を形成し、これを貼合せ時に
導通状態に組合せる構成とし応答性のより確実なものと
することもできる。In the above embodiment, the thin film thermistor 9 is formed only on the inner surface of the ceramic case 8, but the thin film thermistor 9 is also formed on the inner surface of the ceramic case 8'. It is also possible to form electrodes 10 and 11 and combine them in a conductive state at the time of bonding to ensure more reliable responsiveness.
以上のように本発明の温度センサは、熱伝導性に優れた
セラミックケースの内面に薄膜サーミスタ、電極を形成
する構成としただめ、応答性の優れたものとなり、しか
も薄膜ザーミスタの形成も蒸着や印刷によって簡単とな
り、きわめて生産性に富み、高品質で安価なものとする
ことができ、内部に絶縁物を充填して密閉構造としても
応答性が劣化することもなく、きわめて優れたものとな
り実用的価値の大なるものである。As described above, the temperature sensor of the present invention has a structure in which a thin film thermistor and electrodes are formed on the inner surface of a ceramic case with excellent thermal conductivity, and has excellent responsiveness. Moreover, the thin film thermistor can be formed by vapor deposition. Printing makes it easy, extremely productive, high quality and inexpensive, and even if the inside is filled with an insulator to seal the structure, the responsiveness will not deteriorate, making it extremely practical. It is of great value.
第１図は従来の温度センサの断面図、第２図は本発明の
温度センサの一実施例を示す一部切欠分解斜視図、第３
図は同温度センサの応用例の組立途上の一部切欠斜祝図
、第４図は同完成した状態の斜視図である。
８．８′・・・セラミックケース、９−・薄膜サーミス
タ、１０．１１−・電極、１２− リード線、１３・
−半ｄ」、１４−・絶縁物、１６・・ 絶縁筒。
代理人の氏名 弁理士 中 尾 敏 男 ほか１名第１
図
第２図
第３図FIG. 1 is a sectional view of a conventional temperature sensor, FIG. 2 is a partially cutaway exploded perspective view showing an embodiment of the temperature sensor of the present invention, and FIG.
The figure is a partially cutaway perspective view of an applied example of the temperature sensor in the process of being assembled, and FIG. 4 is a perspective view of the same completed state. 8.8'... Ceramic case, 9- Thin film thermistor, 10.11- Electrode, 12- Lead wire, 13-
-Half d'', 14-・Insulator, 16・・Insulating tube. Name of agent: Patent attorney Toshio Nakao and 1 other person No. 1
Figure 2 Figure 3
Claims (1)
く表も一方の内面にサーミスタ特性を有する材料を蒸着
または印刷により薄膜サーミスタを設け、この薄膜ザー
ミスタの両端の電極にリード線を接続し、２分割された
セラミックケースを貼合せて円筒状としたことを特徴と
する温度センサ０A thin film thermistor is provided on one inner surface of a two-part ceramic case with excellent heat conductivity by vapor deposition or printing of a material having thermistor characteristics, and lead wires are connected to electrodes at both ends of this thin film thermistor. Temperature sensor 0 characterized by a cylindrical shape made by pasting together two divided ceramic cases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9689484A JPS59218928A (en) | 1984-05-15 | 1984-05-15 | Temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9689484A JPS59218928A (en) | 1984-05-15 | 1984-05-15 | Temperature sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59218928A true JPS59218928A (en) | 1984-12-10 |
| JPS6155054B2 JPS6155054B2 (en) | 1986-11-26 |
Family
ID=14177081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9689484A Granted JPS59218928A (en) | 1984-05-15 | 1984-05-15 | Temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59218928A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62211525A (en) * | 1986-03-12 | 1987-09-17 | Ngk Spark Plug Co Ltd | Temperature sensor |
| JPH01278001A (en) * | 1988-04-28 | 1989-11-08 | Tokin Corp | Thermistor temperature transducer structure |
| US8118486B2 (en) * | 2008-09-04 | 2012-02-21 | AGlobal Tech, LLC | Very high speed temperature probe |
-
1984
- 1984-05-15 JP JP9689484A patent/JPS59218928A/en active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62211525A (en) * | 1986-03-12 | 1987-09-17 | Ngk Spark Plug Co Ltd | Temperature sensor |
| JPH01278001A (en) * | 1988-04-28 | 1989-11-08 | Tokin Corp | Thermistor temperature transducer structure |
| US8118486B2 (en) * | 2008-09-04 | 2012-02-21 | AGlobal Tech, LLC | Very high speed temperature probe |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6155054B2 (en) | 1986-11-26 |
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