JPS5931426A - Temperature detector - Google Patents
Temperature detectorInfo
- Publication number
- JPS5931426A JPS5931426A JP14098382A JP14098382A JPS5931426A JP S5931426 A JPS5931426 A JP S5931426A JP 14098382 A JP14098382 A JP 14098382A JP 14098382 A JP14098382 A JP 14098382A JP S5931426 A JPS5931426 A JP S5931426A
- Authority
- JP
- Japan
- Prior art keywords
- bobbin
- sheath
- resistance
- lead wires
- hollow
- 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
- G01K7/18—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 linear resistance, e.g. platinum resistance thermometer
- G01K7/183—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 linear resistance, e.g. platinum resistance thermometer characterised by the use of the resistive element
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】
原子カプラントに使用される温度検出器の中でプラント
を緊急に安全停市させるため、プラントの異常状態を検
知すべきものは速応答性の機能が′歩求される。DETAILED DESCRIPTION OF THE INVENTION Among the temperature detectors used in atomic couplants, those that detect abnormal conditions in the plant are required to have a quick response function in order to safely shut down the plant in an emergency.
従来のものは第１図に示すように、保護管Ｏ１の内壁に
抵抗線０２を密着巻装することにより応答性を高めてい
る。In the conventional type, as shown in FIG. 1, the resistance wire 02 is tightly wound around the inner wall of the protective tube O1 to improve responsiveness.
これは製作に技量を要することおよび保護管Ｏ１の内暗
に貼布された抵抗線０２の固定が堅固でないことにより
振動等の働壊に弱い欠点があった。This has disadvantages in that it requires skill to manufacture and is susceptible to damage due to vibrations etc. because the resistance wire 02 attached to the inside of the protective tube O1 is not firmly fixed.
本発明は上記従来の欠点をなくすべく、抵抗線の固定方
法を堅固にし、且つ速応答性を満足し、より信頼性の高
い検出器を提供することを１−１的とするものである。In order to eliminate the above-mentioned conventional drawbacks, the present invention aims to provide a more reliable detector that has a more robust method of fixing a resistance wire, satisfies quick response, and has higher reliability.
本発明の一実強例を第２図ないし第８図に示す。A practical example of the present invention is shown in FIGS. 2 to 8.
１けり゛−ド線、２ｆ７１：ノース、３はエポキシ樹脂
、４はボビン、５はスリット、６は係１１―段）゛ダＩ
（，７は抵抗線、８（σ１、セメント、９は挿通孔、１
０は収納空洞、１１は保護管、１２幻、プラグである。1 Kedge wire, 2F71: North, 3 is epoxy resin, 4 is bobbin, 5 is slit, 6 is 11-stage)
(, 7 is resistance wire, 8 (σ1, cement, 9 is insertion hole, 1
0 is a storage cavity, 11 is a protection tube, and 12 is a plug.
第２図のように、所實長さのシース２に酸化マグネシウ
ム（Ｍ！ｉ’ｏ ） 等の１１！（機絶縁粉末を充填
して３本のリード線１を収容し、その両端をベア加工を
行な゛つてリード線ｌを露出させ、第３図のように、シ
ース２の一多′１賓Ａｉ ＩＩＩ！ｌで、温度の高低に
より電気抵抗が変化する抵抗線７との接続を容易にする
ため２本のリード線ｌをハンマで叩いて偏平に杉成し、
他の１本のり−ド被１を偏平にした何れかのリード線１
とスポット溶接により接続し、他端側はエポキシ樹脂３
にて蔚をする。As shown in Fig. 2, a sheath 2 of a certain length is coated with magnesium oxide (M!i'o), etc. 11! (The three lead wires 1 are filled with machine insulating powder, and both ends are bare-processed to expose the lead wires 1. As shown in Fig. 3, one of the sheaths 2 is With Ai III!l, the two lead wires 1 are hammered to make them flat in order to facilitate connection with the resistance wire 7 whose electrical resistance changes depending on the temperature.
Any other lead wire 1 with a flattened lead wire 1
The other end is connected by spot welding, and the other end is covered with epoxy resin 3.
I'm going to have a good time.
ボビン４は、２＋’Ｊ ４図のように、応答を速くする
ために＜ｉ％ ’ｇ川を可及的に小さくすべく折抗線７
を巻装し、ステンレス製の中空状でできるたケ薄肉に形
成しており、一端には多数箇のスリット５を刻設し、他
＜、ｌｉｊはシース２を内嵌めするために縮径し、抵抗
線７を巻装する大径部の両端′４１１１！ｌに係１１一
段部６が形成されている。As shown in the figure, the bobbin 4 has a polygonal line 7 in order to make the <i%
The sheath 2 is wrapped around the sheath and formed into a thin wall made of hollow stainless steel, with a number of slits 5 cut into one end, and the diameter of the other end is reduced in order to fit the sheath 2 inside. , both ends '4111 of the large diameter part around which the resistance wire 7 is wound! A one-step portion 6 is formed at 11.
中空ボビン４の他端は、第５図のように、シース２の一
端を内嵌めし、スポット溶接により連結し、リード線１
女１′１；、旨′、１；を、スリット５を挿通させで中
空ボビン４の外１（］すに位置させ、第６図のように、
細径でポリアミド波似された白金線等の低４”ＣｔＭ
７の両！７１Ｍをリード線］にスポット溶接によりｊ妾
続し、第７図のように、中空ボビン４の外１：’７１而
に￥着させＣ巻き、仔；倍巻きした抵抗線７の外側にセ
メント８を塗布している。As shown in FIG. 5, the other end of the hollow bobbin 4 is fitted with one end of the sheath 2, connected by spot welding, and connected to the lead wire 1.
The slits 5 are inserted through the slits 5 and placed on the outside 1 of the hollow bobbin 4, as shown in Fig. 6.
Low 4” CtM such as small diameter polyamide corrugated platinum wire
7 ryo! 71M to the lead wire] by spot welding, and as shown in Fig. 7, attach it to the outside of the hollow bobbin 4 and wind it C, and then attach cement to the outside of the double-wound resistance wire 7. 8 is applied.
保１：Φ管１１にステンレス製で、挿通孔９と収容空洞
ＩＯとを有し、第８ ｆ’：？ｌのように、シース線２
が挿１勇孔９に挿入されており、抵抗線７が収容空洞１
０内壁に密着するように内嵌めさ７ｈ１収容空洞１０開
口にプラグ１２が溶着している。1: The Φ tube 11 is made of stainless steel and has an insertion hole 9 and a housing cavity IO, and the 8th f':? As shown in l, sheath wire 2
is inserted into the insertion hole 9, and the resistance wire 7 is inserted into the accommodation cavity 1.
A plug 12 is welded to the opening of the housing cavity 10 of the inner fitting 7h1 so as to be in close contact with the inner wall of the housing cavity 10.
次に本発明の作用を述べる。Next, the operation of the present invention will be described.
閉力？ｉｉ’ ｌ ｌの外部の流体温度が変化すると、
温度変化は保護’ｉ’ｆ’ ｌ １の側面より抵抗線７
へ、およびプラグ１２より収容空洞１０を介して抵］ア
Ｃ線７へと伝播する。この時、抵抗線７を巻装するボビ
ン４を中空にル成して熱答計を小さくし、抵抗線７を保
護管１１内壁に密着して熱伝導をよくした効果により速
応答で温度を感知するのである。Closing force? ii' l When the fluid temperature outside l changes,
Temperature change is measured by resistance wire 7 from the side of protection 'i'f' l 1
and from the plug 12 to the AC line 7 via the receiving cavity 10. At this time, the bobbin 4 on which the resistance wire 7 is wound is made hollow to reduce the size of the heat meter, and the resistance wire 7 is brought into close contact with the inner wall of the protection tube 11 to improve heat conduction, so that the temperature can be adjusted quickly. It senses.
以上述べたように本発明は側温抵抗線を中空ボビンに巻
装し、保護管内面に側温抵抗線を押着した温度検出器で
あるので、従来、保護管内壁に抵抗値を巻装していたの
に対し、本発明ではボビン外壁に抵抗線を巻装でき、製
作が容易で、且つ抵抗線の保護が堅固で、振動等働撃に
対して極めて強い。As described above, the present invention is a temperature sensor in which the side temperature resistance wire is wound around a hollow bobbin and the side temperature resistance wire is pressed onto the inner surface of the protection tube. In contrast, the present invention allows the resistance wire to be wound around the outer wall of the bobbin, is easy to manufacture, provides solid protection for the resistance wire, and is extremely resistant to shocks such as vibration.
一！た、応答性に関しても従来の一般の測ＷＡ演出器の
時定数が１０秒、１呈度であったのに対し、１、０〜１
．２秒と速い応答性を示す等きわめてすぐれた効果を有
するイ）の−Ｃある。one! In addition, regarding responsiveness, whereas the time constant of conventional general WA measurement devices was 10 seconds and 1 degree, it was 1,0 to 1 degree.
．． There is -C in (a) which has extremely excellent effects such as a quick response time of 2 seconds.
ｉＪ’＞ ］図（で１従来の濡１９検出潴の１．Ｉｙｒ
面図、２１３２図ないし第８図１は本発明の一実１１旭
例で、第２図は両！Ｗ：ａをベア加１−シたシースのイ
１ｔ１１面図、第３図はシース−＞：ｉｌｉ部の加］−
状態を示す一部断ｒｉ＋図、第４図は中空ボビンの斜ｉ
児１シ１、第５図は中空ボビンと７−スとの連結状、Ｉ
非を示す１ｉｌＵ面図、第６図はリード線に抵抗線の両
端のｉ饗培状態、第７図は中″・ンボビンの外１．ｆ１
面にｆ：’！； ４’ｌＡ 線を巻き、セメントを塗布
した状ｆｊ１４ Ｘ第８図は低坑腺を保護管に収容した
状Ｊ四を示す＋Ｄｔ ｌ！ｉ面図である。
■ ＝ リード線 ２：シース４：ボビン
５ニスリット
７二抵階ｒ’ｉ線 ］Ｊ：保１勺？シシ・ＩＰ
〒１１午出＋：：ｔｌ１人 玉局東王某株式会社（ほ
か１名）
、Ｘτゲ、：°１１−１−iJ'＞] Figure (1.Iyr of conventional wet 19 detection plate)
The side views, Figures 2132 to 8, 1 are the 11th example of the present invention, and Figure 2 is the 11th example of the present invention. W: A 1t11 side view of the sheath with bare addition of a, Figure 3 shows the addition of the sheath ->:ili part]-
Partial cross-section ri + figure showing the condition, Figure 4 is the oblique i of the hollow bobbin
Figure 5 shows the connection between the hollow bobbin and the 7-seat, I
Figure 6 shows the condition of both ends of the resistance wire on the lead wire, and Figure 7 shows the outside of the 1.f1 bobbin.
f:'! ; 4'lA wire wound and cement applied fj14 It is an i-side view. ■ = Lead wire 2: Sheath 4: Bobbin
5 nislit 7 2nd floor r'i line ] J: Ho 1 勺? Sishi IP
〒11AM+::tl1 person Gyokutono Too Co., Ltd. (and 1 other person), Xτge,:°11-1-
Claims (1)
保護管内向に１’＋ｆｌ記剃〆１情抵抗線を神着したこ
とを特徴とするｌ都度検出：は。。L 1tlll 7-piece resistance wire is wound around a hollow bobbin,
It is characterized by the fact that 1' + fl mark is shaved inward of the protective tube and the resistance line is finally reached. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14098382A JPS5931426A (en) | 1982-08-16 | 1982-08-16 | Temperature detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14098382A JPS5931426A (en) | 1982-08-16 | 1982-08-16 | Temperature detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5931426A true JPS5931426A (en) | 1984-02-20 |
| JPH0129416B2 JPH0129416B2 (en) | 1989-06-09 |
Family
ID=15281396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14098382A Granted JPS5931426A (en) | 1982-08-16 | 1982-08-16 | Temperature detector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5931426A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61154535U (en) * | 1985-03-16 | 1986-09-25 | ||
| JP2003254799A (en) * | 2002-03-01 | 2003-09-10 | Yokogawa Electric Corp | Vortex flowmeter |
| KR100985259B1 (en) | 2003-09-02 | 2010-10-04 | 주식회사 포스코 | Resistance measuring device of blast furnace bottom temperature detector |
-
1982
- 1982-08-16 JP JP14098382A patent/JPS5931426A/en active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61154535U (en) * | 1985-03-16 | 1986-09-25 | ||
| JP2003254799A (en) * | 2002-03-01 | 2003-09-10 | Yokogawa Electric Corp | Vortex flowmeter |
| KR100985259B1 (en) | 2003-09-02 | 2010-10-04 | 주식회사 포스코 | Resistance measuring device of blast furnace bottom temperature detector |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0129416B2 (en) | 1989-06-09 |
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