JPH0438430A - Temperature adjuster - Google Patents
Temperature adjusterInfo
- Publication number
- JPH0438430A JPH0438430A JP14474490A JP14474490A JPH0438430A JP H0438430 A JPH0438430 A JP H0438430A JP 14474490 A JP14474490 A JP 14474490A JP 14474490 A JP14474490 A JP 14474490A JP H0438430 A JPH0438430 A JP H0438430A
- Authority
- JP
- Japan
- Prior art keywords
- temperature coefficient
- positive resistance
- resistor
- temperature
- resistance temperature
- 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
- 229920006038 crystalline resin Polymers 0.000 claims abstract description 10
- 239000006229 carbon black Substances 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 230000004044 response Effects 0.000 abstract description 5
- 239000003989 dielectric material Substances 0.000 abstract 2
- 239000000615 nonconductor Substances 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は、温水器あるいは水槽の温度維持等に利用され
る温度調節器に関する。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a temperature controller used for maintaining the temperature of a water heater or a water tank.
従来の技術
従来のこの種の温度調節器は、第4図に示すように、電
源11と、電源11に接続されたバイメタルからなる温
度検知部12と、温度検知部12の一部に設けられた接
点13との距離をねじ等で111!fffすることによ
りヒータ14との通電を制御する温度調節器15と、全
体を水から分離する保護ケース16から成り立っていた
。2. Description of the Related Art As shown in FIG. 4, a conventional temperature regulator of this type includes a power source 11, a temperature sensing section 12 made of a bimetal connected to the power source 11, and a part of the temperature sensing section 12. The distance from the contact point 13 to 111 with screws, etc. It consisted of a temperature regulator 15 that controls the energization with the heater 14 by fff, and a protective case 16 that separates the entire body from water.
発明が解決しようとする課題
このような従来の温度調節器では、水の温度を調整する
目的であるにかかわらず、温度検知器が保護ケースによ
り水から分離されており、熱の応答性が悪いという課題
を有していた。Problems to be Solved by the Invention In such conventional temperature controllers, regardless of whether the purpose is to adjust the temperature of water, the temperature sensor is separated from the water by a protective case, resulting in poor thermal response. There was a problem with this.
また、温度検知する部分がバイメタルを使用しているた
め、バイメタル付近の温度しか検知できないといった課
題も有していた。広い部分の温度制御を行うには、これ
らの構成の温度y4節器をそれぞれの部分に複数個取り
つける必要があった。Furthermore, since the temperature sensing part uses bimetal, there was also the problem that only the temperature near the bimetal could be detected. In order to control the temperature of a wide area, it was necessary to install a plurality of temperature y4 moderators with these configurations in each area.
本発明は、上記課題を解決するもので、熱応答性がよく
、しかも広域の温度検知が可能な温度調節器の提供を目
的とする。The present invention solves the above problems, and aims to provide a temperature regulator that has good thermal responsiveness and is capable of detecting temperature over a wide range.
lIMを解決するための手段
上記目的を達成するために、本発明の温度調節器は結晶
性樹脂とカーボンブラックを主成分とする正抵抗温度係
数抵抗体と、前記正抵抗温度係数抵抗体に電気的に接す
る一対の電極と、前記一対の電極の電源回路に挿入され
た可変抵抗器と、前記正抵抗温度係数抵抗体と前記可変
抵抗の少なくとも一方の両端の電圧を測定する電圧検知
部と、前記電圧検知部によりヒータへの通電を制御する
開閉器とを設ける構成とした。Means for Solving IIM In order to achieve the above object, the temperature controller of the present invention includes a positive resistance temperature coefficient resistor whose main components are crystalline resin and carbon black, and an electrical connection to the positive resistance temperature coefficient resistor. a pair of electrodes that are in contact with each other; a variable resistor inserted into a power supply circuit of the pair of electrodes; a voltage detection unit that measures a voltage across at least one of the positive temperature coefficient resistor and the variable resistor; A switch for controlling energization to the heater by the voltage detection section is provided.
作用
本発明は、上記した構成により、温度検知部が結晶性樹
脂とカーボンブラックを主成分とする正抵抗温度係数抵
抗体と、その正抵抗温度係数抵抗体に電気的に接する一
対の電極とよりなる機械的可動部のない簡単な構造であ
るために、電気絶縁物のみを介して水と接触することが
でき、熱応答性を良くすることができる。また、正抵抗
温度係数抵抗体の主成分が結晶性樹脂とカーボンである
ために、温度検知部である正抵抗温度係数抵抗体と電極
部を一体押し出し成形が可能であり、長尺もまた可能で
ある。また、正抵抗温度係数抵抗体の各部分は電極を介
し電源と並列であるために、各部分が独立に温度を検知
することが可能であり、広域の温度検知が可能となる。Effects The present invention has the above-described configuration, in which the temperature sensing portion includes a positive resistance temperature coefficient resistor whose main components are crystalline resin and carbon black, and a pair of electrodes electrically in contact with the positive resistance temperature coefficient resistor. Since it has a simple structure with no mechanically moving parts, it can come into contact with water only through an electrical insulator, and can improve thermal response. In addition, since the main components of the positive resistance temperature coefficient resistor are crystalline resin and carbon, it is possible to integrally extrude the positive resistance temperature coefficient resistor and the electrode part, which is the temperature sensing part, and it is also possible to make a long length. It is. Moreover, since each part of the positive resistance temperature coefficient resistor is connected in parallel with the power supply via the electrode, each part can independently detect the temperature, making it possible to detect temperature in a wide range.
実施例
以下、本発明の一実施例について第1図、第2図および
第3図を参照しながら説明する。EXAMPLE Hereinafter, an example of the present invention will be described with reference to FIGS. 1, 2, and 3.
第1図において、lは結晶性樹脂とカーボンブラックを
主成分とする正抵抗温度係数抵抗体であり、その正抵抗
温度係数抵抗体1に電気的に接する一対の電極2aと2
bを設け、その一対の電極2aと2bの電源3の回路に
は可変抵抗器4を挿入し、その可変抵抗器4の両端には
電圧を測定する電圧検知部5aと、その電圧検知部5a
によりヒータへの通電を制御する開閉器5bとを設けで
ある。また、正抵抗温度係数抵抗体1と一対の電極2a
、2bは電気絶縁体6で被覆されている。In FIG. 1, l is a positive resistance temperature coefficient resistor whose main components are crystalline resin and carbon black, and a pair of electrodes 2a and 2 are in electrical contact with the positive resistance temperature coefficient resistor 1.
A variable resistor 4 is inserted into the circuit of the power supply 3 of the pair of electrodes 2a and 2b, and a voltage detection section 5a for measuring voltage is provided at both ends of the variable resistor 4;
A switch 5b is provided to control energization to the heater. Further, a positive resistance temperature coefficient resistor 1 and a pair of electrodes 2a
, 2b are covered with an electrical insulator 6.
上記構成において動作を説明する。The operation in the above configuration will be explained.
第2図は正抵抗温度係数抵抗体1の抵抗温度特性を示す
図であり、温度上昇とともに抵抗値が増加する特性を示
す、実施例では、電源に直列に正抵抗温度係数抵抗体1
と可変抵抗器4が直列につながれているために、正抵抗
温度係数抵抗体1の温度変化に対応して、可変抵抗器4
の両端にかかる電圧が変化する。その電圧の変化により
電圧検知部5aに発生する電磁力が変化し開閉器5bを
開閉する。このため、可変抵抗器4により温度調節を行
うことが可能である。FIG. 2 is a diagram showing the resistance temperature characteristics of the positive resistance temperature coefficient resistor 1, and shows the characteristic that the resistance value increases as the temperature rises.
Since the variable resistor 4 and the variable resistor 4 are connected in series, the variable resistor 4
The voltage across the terminal changes. Due to the change in voltage, the electromagnetic force generated in the voltage detection section 5a changes, thereby opening and closing the switch 5b. Therefore, it is possible to adjust the temperature using the variable resistor 4.
このように、本発明の実施例の温度調節器によれば、温
度検知部が結晶性樹脂とカーボンブラックを主成分とす
る正抵抗温度係数抵抗体と、前記正抵抗温度係数抵抗体
に電気的に接する一対の電極とよりなる機械的可動部の
ない簡単な構造であるために、電気絶縁物のみを介して
水と接触することができ、熱応答性を良くすることがで
きる。As described above, according to the temperature controller of the embodiment of the present invention, the temperature detection section connects the positive resistance temperature coefficient resistor whose main components are crystalline resin and carbon black, and the positive resistance temperature coefficient resistor to electrically connect the positive resistance temperature coefficient resistor to the positive resistance temperature coefficient resistor. Since it has a simple structure with no mechanically moving parts, consisting of a pair of electrodes in contact with the water, it can come into contact with water only through the electrical insulator, and can improve thermal response.
また、正抵抗温度係数抵抗体の主成分が結晶性樹脂とカ
ーボンであるために、第3図に示すように、温度検知部
である正抵抗温度係数抵抗体と電極部を一体押し出し成
形が可能であり、長尺もまた可能である。また、正抵抗
温度係数抵抗体の各部分は電極を介し電源と並列である
ために、各部分が独立に温度を検知することが可能であ
り、広範囲の温度検知が可能となる。In addition, since the main components of the positive resistance temperature coefficient resistor are crystalline resin and carbon, it is possible to integrally extrude the positive resistance temperature coefficient resistor, which is the temperature sensing part, and the electrode part, as shown in Figure 3. , and long lengths are also possible. Moreover, since each part of the positive resistance temperature coefficient resistor is connected in parallel with the power supply via the electrode, each part can independently detect temperature, and a wide range of temperature detection becomes possible.
なお、上記実施例では可変抵抗器の両端の電圧を検知し
通電の制御を行ったが、正抵抗温度係数抵抗体1の両端
の電圧を検知して通電の制御を行っても同様な効果が得
られるのは明らかである。In the above embodiment, the voltage across the variable resistor was detected to control the energization, but the same effect can be obtained by detecting the voltage across the positive resistance temperature coefficient resistor 1 and controlling the energization. The result is clear.
発明の効果
以上の説明から明らかなように本発明の温度調節器によ
れば、温度検知部が結晶性樹脂とカーボンブラックを主
成分とする正抵抗温度係数抵抗体と、その正抵抗温度係
数抵抗体に電気的に接する一対の電極とよりなる機械的
可動部のない簡単な構造であるために、電気絶縁物のみ
を介して水と接触することができ、熱応答性を良くする
ことができる。また、正抵抗温度係数抵抗体の主成分が
結晶性樹脂とカーボンであるために、温度検知部である
正抵抗温度係数抵抗体と電極部を一体押し出し成形が可
能であり、長尺もまた可能である。Effects of the Invention As is clear from the above explanation, according to the temperature controller of the present invention, the temperature sensing portion includes a positive resistance temperature coefficient resistor whose main components are crystalline resin and carbon black, and the positive resistance temperature coefficient resistor. Because it has a simple structure with no mechanically moving parts, consisting of a pair of electrodes that are in electrical contact with the body, it can contact water only through an electrical insulator, improving thermal response. . In addition, since the main components of the positive resistance temperature coefficient resistor are crystalline resin and carbon, it is possible to integrally extrude the positive resistance temperature coefficient resistor and the electrode part, which is the temperature sensing part, and it is also possible to make a long length. It is.
また、正抵抗温度係数抵抗体の各部分は電極を介し電源
と並列であるために、各部分が独立に温度を検知するこ
とが可能であり、広範囲の温度検知が可能となる。Moreover, since each part of the positive resistance temperature coefficient resistor is connected in parallel with the power supply via the electrode, each part can independently detect temperature, and a wide range of temperature detection becomes possible.
第1図は本発明の一実施例の温度調節器の構成図、第2
図は同温度調節器に用いた抵抗温度係数抵抗体の抵抗温
度特性図、第3図は同温度調節器に用いた温度検知部の
一部切欠斜視図、第4図は従来の温度調節器の断面図で
ある。
■・・・・・・抵抗温度係数抵抗体、2a、2b・・・
・・・−対の電極、3・・・・・・電源、4・・・・・
・可変抵抗器、5a・・・・・・電圧検知部、5b・・
・・・・開閉器、14・・・・・・ヒータ。
代理人の氏名 弁理士 粟野重孝 はか1名第1図
正f&抗NiL屓イ爪数把抗伴
26− −村のt枚
t g!
可変機a器
t 瓦検頚部
開閉器
ヒータ
第
図
第
3 図
力πL
廣FIG. 1 is a configuration diagram of a temperature controller according to an embodiment of the present invention, and FIG.
The figure is a resistance temperature characteristic diagram of the resistance temperature coefficient resistor used in the same temperature regulator, Figure 3 is a partially cutaway perspective view of the temperature detection section used in the same temperature regulator, and Figure 4 is a conventional temperature regulator. FIG. ■・・・Resistance temperature coefficient resistor, 2a, 2b...
...-pair electrode, 3...power supply, 4...
・Variable resistor, 5a... Voltage detection section, 5b...
... Switch, 14 ... Heater. Agent's name Patent attorney Shigetaka Awano 1 person Figure 1 Positive f & anti-NiL 屓 いnail number grasp resistance ban 26 - - Village's t sheet t g! Variable equipment a Equipment t Tile inspection neck switch heater Figure 3 Grid force πL Hiro
Claims (1)
温度係数抵抗体と、前記正抵抗温度係数抵抗体に電気的
に接する一対の電極と、前記一対の電極の電源回路に挿
入された可変抵抗器と、前記正抵抗温度係数抵抗体と前
記可変抵抗の少なくとも一方の両端の電圧を測定する電
圧検知部と、前記電圧検知部によりヒータへの通電を制
御する開閉器とを設けた温度調節器。A positive resistance temperature coefficient resistor whose main components are crystalline resin and carbon black, a pair of electrodes electrically in contact with the positive resistance temperature coefficient resistor, and a variable resistor inserted into a power supply circuit of the pair of electrodes. A temperature regulator comprising: a voltage detection unit that measures a voltage across at least one of the positive resistance temperature coefficient resistor and the variable resistor; and a switch that controls energization to the heater using the voltage detection unit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14474490A JPH0438430A (en) | 1990-06-01 | 1990-06-01 | Temperature adjuster |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14474490A JPH0438430A (en) | 1990-06-01 | 1990-06-01 | Temperature adjuster |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0438430A true JPH0438430A (en) | 1992-02-07 |
Family
ID=15369354
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14474490A Pending JPH0438430A (en) | 1990-06-01 | 1990-06-01 | Temperature adjuster |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0438430A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0440330A (en) * | 1990-06-05 | 1992-02-10 | Murata Mfg Co Ltd | Temperature sensor |
-
1990
- 1990-06-01 JP JP14474490A patent/JPH0438430A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0440330A (en) * | 1990-06-05 | 1992-02-10 | Murata Mfg Co Ltd | Temperature sensor |
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