JPS61144524A - Temperature sensor of electronic thermometer - Google Patents
Temperature sensor of electronic thermometerInfo
- Publication number
- JPS61144524A JPS61144524A JP26719984A JP26719984A JPS61144524A JP S61144524 A JPS61144524 A JP S61144524A JP 26719984 A JP26719984 A JP 26719984A JP 26719984 A JP26719984 A JP 26719984A JP S61144524 A JPS61144524 A JP S61144524A
- Authority
- JP
- Japan
- Prior art keywords
- resistor
- temperature
- sensing element
- temperature sensor
- resistance value
- 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.)
- Pending
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
Description
【発明の詳細な説明】
〈発明の技術分野〉
本発明は、電子温度計のコネクタに対し着脱自在とした
温度センサに関し、殊に感温素子の抵抗値のばらつきを
防止した温度センサに関するものである。[Detailed Description of the Invention] <Technical Field of the Invention> The present invention relates to a temperature sensor that can be attached to and detached from a connector of an electronic thermometer, and particularly relates to a temperature sensor that prevents variations in the resistance value of a temperature sensing element. be.
〈発明の概要〉
本発明は、温度センサの感温素子自体の抵抗値のばらつ
きを調整するために、感温素子のリード線に抵抗体を直
列接続して、前記抵抗値のばらつきを安定化したもので
ある。<Summary of the Invention> In order to adjust the variation in the resistance value of the temperature sensing element itself of a temperature sensor, the present invention connects a resistor in series to the lead wire of the temperature sensing element to stabilize the variation in the resistance value. This is what I did.
〈従来技術とその問題点〉
従来１着脱自在とした温度センサを電子温度計のコネク
タに連結して、温度センサの感温素子の抵抗値変化に対
応する電流変化を検出し、これを温度信号に変換して温
度表示部に温度表示するようにした、電子温度計が既知
である。<Prior art and its problems> Conventionally 1, a removable temperature sensor is connected to the connector of an electronic thermometer, detects a current change corresponding to a change in resistance of the temperature sensing element of the temperature sensor, and converts this into a temperature signal. An electronic thermometer is known that converts the temperature into
ところが、前記温度センサの感温素子として。However, as a temperature sensing element of the temperature sensor.
温度の逆数に比例して抵抗値が変化するサーミスタ等が
用いられており、このサーミスタ等の抵抗値にはばらつ
きがあり、電子温度計毎に測温結果が異なるといった精
度上の問題があった。A thermistor, etc., whose resistance value changes in proportion to the reciprocal of temperature, is used, and the resistance value of this thermistor etc. varies, leading to accuracy problems such as temperature measurement results differing from electronic thermometer to electronic thermometer. .
〈発明の目的〉
本発明は、上述した事情に鑑みなされたもので、感温素
子のリード線に、感温素子の抵抗値調整用抵抗体を直列
接続し工、感温素子の温度−抵抗特性の安定化を図った
。電子温度計の温度センサを提供することを目的とする
。<Object of the Invention> The present invention has been made in view of the above-mentioned circumstances, and includes connecting a resistor for adjusting the resistance value of the temperature-sensing element in series with the lead wire of the temperature-sensing element. We tried to stabilize the characteristics. The purpose is to provide a temperature sensor for an electronic thermometer.
〈発明の構成と効果〉
上述の目的を達成するために本発明は、電子温度針のコ
ネクタに対し着脱自在とした温度センサであって、該温
度センサの感温素子のリード線に感温素子自体の抵抗値
を調整するための抵抗体を直列接続したことを特徴とす
る。<Structure and Effects of the Invention> In order to achieve the above-mentioned objects, the present invention provides a temperature sensor that can be freely attached to and detached from a connector of an electronic temperature needle, and a temperature sensing element is connected to a lead wire of the temperature sensing element of the temperature sensor. It is characterized by having a resistor connected in series to adjust its own resistance value.
斯様に構成した本発明によれば、感温素子自体が有する
ばらつきのある抵抗値を一定値に調整することができ、
感温素子の温度−抵抗特性の安定化した温度センサを提
供することができる。According to the present invention configured in this way, the variable resistance value of the temperature sensing element itself can be adjusted to a constant value,
It is possible to provide a temperature sensor in which the temperature-resistance characteristics of the temperature sensing element are stabilized.
〈発明の実施例〉
第１図は本発明の一実施例を示す斜視図で、図中１人は
温度センサで、サーミスタ等の感温素子ｌと、この感温
素子１に接続したリード線（より線）２と、このリード
線２の接続端２ａ、２ｂを接続固定して成る保持シート
３と、この保持シート３上に設けた抵抗体４とから構成
されている。<Embodiment of the Invention> Fig. 1 is a perspective view showing an embodiment of the present invention, in which one person is a temperature sensor, a temperature sensing element l such as a thermistor, and a lead wire connected to this temperature sensing element l. (stranded wire) 2, a holding sheet 3 formed by connecting and fixing connection ends 2a and 2b of this lead wire 2, and a resistor 4 provided on this holding sheet 3.
前記保持シート３は、紙等の絶縁シー）３ａの表面にプ
リントパターン３ｂ、３Ｃ，３ｄが形成されたプリント
基板から成る。前記プリントパターン３ｂの一端には、
リード線２の一方の接続端２ａが接続固定され、該パタ
ーン３ｂの他端には、コネクタである例えばワニロクリ
ップ等から成る２個の接続具５ａ、５ｂの一方の接続具
５ａが挟着される。また前記プリントパターン３Ｃの一
端には、リード線２の他方の接続端２ｂが接続固定され
、該パターン３Ｃの他端には前記抵抗体４の一端が接続
固定される。更に前記プリントパターン３ｄの一端には
、前記抵抗体４の他端が接続固定され、該パターン３ｄ
の他端には、前記接続具５ａ、５ｂの他方の接続具５ｂ
が挟着される。The holding sheet 3 is made of a printed circuit board on which printed patterns 3b, 3C, and 3d are formed on the surface of an insulating sheet 3a such as paper. At one end of the printed pattern 3b,
One connecting end 2a of the lead wire 2 is connected and fixed, and one connecting fitting 5a of two connecting fittings 5a and 5b consisting of connectors such as alligator clips is clamped to the other end of the pattern 3b. be done. Further, the other connecting end 2b of the lead wire 2 is connected and fixed to one end of the printed pattern 3C, and one end of the resistor 4 is connected and fixed to the other end of the pattern 3C. Further, the other end of the resistor 4 is connected and fixed to one end of the printed pattern 3d.
At the other end, the other connector 5b of the connectors 5a and 5b is attached.
is pinched.
前記抵抗体４は、感温素子ｌの固有抵抗値が温度センサ
として公費な所定値（例えば合成抵抗値５０にΩ）にな
るような抵抗値を有する例えばソリッド形の固定抵抗器
が選択して使用され、前述したように、プリントパター
ン３Ｃと３ｄとの間に設けられて、前記リード線２に対
し直列に接続されている。The resistor 4 is selected, for example, as a solid fixed resistor having a resistance value such that the specific resistance value of the temperature sensing element 1 becomes a predetermined value (for example, a combined resistance value of 50 Ω) that is publicly available as a temperature sensor. As described above, it is provided between the printed patterns 3C and 3d and connected in series to the lead wire 2.
斯様に構成された温度センサＡは、抵抗体４によって感
温素子１のばらつきのある抵抗値が所定値（一定値）に
調整されるので、常に安定した温度−抵抗特性を備えた
ものとなる。Temperature sensor A configured in this manner always has stable temperature-resistance characteristics because the resistance value of the temperature sensing element 1, which varies, is adjusted to a predetermined value (constant value) by the resistor 4. Become.
１ｉ４４２図は本発明の他の実施例を示すもので、第１
図と異なるところは、プリントパターン３ｂの途中から
、めっきスルーホール又はストラップ線等で接続する非
めっきスルーホール６を介して絶縁シート３ａの裏面に
プリントパターン３Ｃを形成し、このパターン３Ｃと一
方のプリントパターン３ｄとを、１個の接続具５で挟着
して、感温素子１からの温度情報を温度計本体（図示せ
ず）側に導くようにした点にある。尚、前記接続具５と
しては、双方のクリップ片が電気的に絶縁されて軸支構
成されたワニロクリップを用いている。Figure 1i442 shows another embodiment of the present invention.
The difference from the figure is that a printed pattern 3C is formed on the back side of the insulating sheet 3a from the middle of the printed pattern 3b through a plated through hole or a non-plated through hole 6 connected with a strap wire, etc. The printed pattern 3d is sandwiched between a single connector 5 and temperature information from the temperature sensing element 1 is guided to the thermometer main body (not shown). As the connector 5, a crocodile clip is used in which both clip pieces are electrically insulated and pivoted.
その他の点についての構成は、第１図と同様であって、
作用効果についても、前記実施例と基本的に同じである
。たり、この実施例では１個の接続具５で済み、経済的
に有利である等の効果があるＯ
尚、第１図及び第２図では、温度センサＡを温度計本体
側に接続する手段として、ワニロクリップ等の接続具５
，５ａ、５ｂを用いているか、これに限定されるもので
はなく、例えば、温度計本体に組み込まれたコネクタに
、直接保持シート３を差込み自在にして、該コネクタの
コンタクトと保持シート３上のプリントパターンｓ ｂ
、 （３ｅ）。The configuration in other respects is the same as in FIG. 1,
The functions and effects are also basically the same as in the above embodiment. In addition, in this embodiment, only one connector 5 is required, which is economically advantageous.In addition, in FIGS. 1 and 2, the means for connecting the temperature sensor A to the thermometer body side is As a connection tool 5 such as alligator clip
, 5a, 5b.For example, the holding sheet 3 may be inserted directly into a connector built into the thermometer body, and the contacts of the connector and the holding sheet 3 may be connected to each other. print pattern s b
, (3e).
３ｄとが電気的に接続するように構成することもできる
。3d can also be configured to be electrically connected.
第１図は１本発明に係る温度センサの一実施例を示す斜
視図、第２図は同じく他の実施例を示す斜視図である。
１・・・感温素子、２・・・リード線、３・・・保持シ
ート、３ａ−−−絶縁シート、３ｂ、３ｃ、３ｄ、３ｅ
・・・プリントパターン、４・・・抵抗体、５，５ａ、
５ｂ・・・接続具、６・・・スルーホール、人・・・温
度センサ。FIG. 1 is a perspective view showing one embodiment of a temperature sensor according to the present invention, and FIG. 2 is a perspective view showing another embodiment. DESCRIPTION OF SYMBOLS 1... Temperature sensing element, 2... Lead wire, 3... Holding sheet, 3a --- Insulating sheet, 3b, 3c, 3d, 3e
...Print pattern, 4...Resistor, 5, 5a,
5b... Connector, 6... Through hole, Person... Temperature sensor.
Claims (1)
であつて、該温度センサの感温素子のリード線に、感温
素子自体の抵抗値を調整するための抵抗体を直列接続し
たことを特徴とする電子温度計の温度センサ。A temperature sensor that can be attached and detached from the connector of an electronic thermometer, characterized in that a resistor for adjusting the resistance of the temperature sensing element itself is connected in series to the lead wire of the temperature sensing element of the temperature sensor. Temperature sensor for electronic thermometer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26719984A JPS61144524A (en) | 1984-12-18 | 1984-12-18 | Temperature sensor of electronic thermometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26719984A JPS61144524A (en) | 1984-12-18 | 1984-12-18 | Temperature sensor of electronic thermometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61144524A true JPS61144524A (en) | 1986-07-02 |
Family
ID=17441495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP26719984A Pending JPS61144524A (en) | 1984-12-18 | 1984-12-18 | Temperature sensor of electronic thermometer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61144524A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806940A (en) * | 2017-09-19 | 2018-03-16 | 江苏师范大学 | A kind of embedded heat-sensitive sensor and thermometry |
-
1984
- 1984-12-18 JP JP26719984A patent/JPS61144524A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806940A (en) * | 2017-09-19 | 2018-03-16 | 江苏师范大学 | A kind of embedded heat-sensitive sensor and thermometry |
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