JPH0547059B2 - - Google Patents
Info
- Publication number
- JPH0547059B2 JPH0547059B2 JP62102541A JP10254187A JPH0547059B2 JP H0547059 B2 JPH0547059 B2 JP H0547059B2 JP 62102541 A JP62102541 A JP 62102541A JP 10254187 A JP10254187 A JP 10254187A JP H0547059 B2 JPH0547059 B2 JP H0547059B2
- Authority
- JP
- Japan
- Prior art keywords
- sheathed
- wire
- resin molded
- conductor
- temperature measurement
- 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.)
- Expired - Lifetime
Links
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明はステンレス管等のシースで覆われた熱
電対や測温抵抗体を補償導線に接続する接続端子
に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a connection terminal for connecting a thermocouple or a resistance temperature detector covered with a sheath such as a stainless steel tube to a compensation conductor.
例えばシーズヒータの技術分野ではその端子構
造の例として特開昭58−197689号や、実開昭58−
170789号などがあるが、あくまでもヒータの発熱
線がリード線を介して外部に導出される端子部に
係るものである。しかし熱電対や測温抵抗体とそ
の補償導線との接続端子については例がない。
For example, in the technical field of sheathed heaters, examples of the terminal structure are JP-A No. 58-197689 and Utility Model Application No. 58-197.
No. 170789, etc., but this only relates to a terminal portion where the heating wire of the heater is led out to the outside via a lead wire. However, there are no examples of connection terminals for thermocouples or resistance bulbs and their compensation conductors.
また熱電対の分野では例えば第２図に示すよう
に、シース型熱電対１０の端部と補償導線２０の
端部とをアダプタ６０で接続しているものがあ
り、シース型熱電対１０と補償導線２０の素線の
接続部分をこのアダプタ６０で保護している。な
お、第２図において、６６は補償導線２０から引
き出されたリード線、６４はリード線６６の端部
の圧着端子、６２は補償導線からリード線６６を
引き出す部分を覆う接続環である。 In the field of thermocouples, for example, as shown in FIG. The connecting portion of the strands of the conducting wire 20 is protected by this adapter 60. In FIG. 2, 66 is a lead wire drawn out from the compensation conducting wire 20, 64 is a crimp terminal at the end of the lead wire 66, and 62 is a connecting ring that covers the portion where the lead wire 66 is drawn out from the compensation conducting wire.
このようにして補償導線２０に接続されたシー
ス型熱電対１０は、さらに外装管に挿入されるこ
とがある。この場合、シース型熱電対にネジ継手
を引き通し、これを外装管の端部内周のネジにね
じ込んで、シース型熱電対を外装管に挿入すると
共に、外装管の端部を封止していた。 The sheathed thermocouple 10 connected to the compensation conductor 20 in this manner may be further inserted into the sheathing tube. In this case, a threaded joint is passed through the sheathed thermocouple, screwed into the thread on the inner circumference of the end of the sheathed tube, the sheathed thermocouple is inserted into the sheathed tube, and the end of the sheathed tube is sealed. Ta.
しかしながら、このようにしてアダプタでシー
ス型熱電対１０と補償導線２０とを接続し、外装
管に挿入する場合、アダプタとネジ継手の２つを
必要として、部品点数が多くなり、製品がコスト
高になるという課題があつた。
However, when connecting the sheathed thermocouple 10 and the compensation conductor 20 using an adapter and inserting it into the armored pipe, two parts are required: an adapter and a threaded joint, which increases the number of parts and increases the cost of the product. I was faced with the challenge of becoming one.
また、外装管の外側にアダプタ６０が配置され
るが、このアダプタ６０がネツクとなつて、折り
曲げ等に対して弱いという課題があつた。 Further, although the adapter 60 is disposed on the outside of the outer tube, there is a problem that the adapter 60 becomes a neck and is vulnerable to bending or the like.
そこでこの発明の目的は、部品点数が少なく、
簡単な構造とすることができると共に、強度の高
いシース型熱電対と補償導線との接続端子を提供
することにある。 Therefore, the purpose of this invention is to reduce the number of parts,
It is an object of the present invention to provide a connection terminal between a sheathed thermocouple and a compensation conductor that has a simple structure and is high in strength.
すなわち、前記本発明の目的は、シース型測温
ケーブルの素線と補償導線とを接続する接続端子
において、シース型測温ケーブルの素線と補償導
線とを接続すると共に、この接続部を含むシース
型測温ケーブルの外装としてのシース端部と補償
導線の外周部を構成するシールド線部の端部とに
わたつて、それらを覆う一体の樹脂成型部を設
け、この樹脂成形部の外周にネジ部を形成し、こ
のネジ部を外装管の端部内周のネジにねじ込んで
なることを特徴とするシース型測温ケーブルと補
償導線との接続端子により達成される。
That is, an object of the present invention is to connect the strands of the sheathed temperature measuring cable and the compensating conductor at the connection terminal that connects the strands of the sheathed temperature measuring cable and the compensating conductor, and to include this connecting portion. An integral resin molded part is provided to cover the sheath end as the exterior of the sheathed temperature measurement cable and the end of the shield wire part that constitutes the outer periphery of the compensation conductor, and the outer periphery of this resin molded part is This is achieved by a connecting terminal between a sheathed temperature measuring cable and a compensating lead wire, which is formed with a threaded part and is screwed into a thread on the inner periphery of the end of the sheathed tube.
この発明による接続端子は、シース型測温ケー
ブルの素線と補償導線とを接続した接続部を含む
シース型測温ケーブルの外装としてのシース端部
と補償導線の外周部を構成するシールド線部の端
部とにわたつて、それらを覆う一体の樹脂成型部
を設けているため、シース端部とシールド線部の
端部との間の素線と補償導線と接続部分が一体の
樹脂成型部により保護される。しかも、この樹脂
成形部は、外周にネジ部を有し、これが外装管の
端部の内周ネジにねじ込まれているため、この樹
脂成形部が容易に屈曲しないように、外装管によ
つて支持される。このため、前記接続部分は、折
り曲げ等に対して高い強度が確保される。
The connection terminal according to the present invention includes a sheath end portion as an exterior of a sheathed temperature measurement cable including a connection portion where an element wire of the sheathed temperature measurement cable and a compensation conductor are connected, and a shielded wire portion that constitutes an outer peripheral portion of the compensation conductor. Since an integral resin molded part covering the ends of the sheath and the end of the shielded wire part is provided, the strands between the sheath end and the end of the shielded wire part, the compensating conductor, and the connection part are integrated in the resin molded part. protected by Moreover, this resin molded part has a threaded part on the outer periphery, which is screwed into the inner peripheral thread at the end of the outer tube, so that the resin molded part is not easily bent by the outer tube. Supported. Therefore, the connection portion has high strength against bending and the like.
しかも、素線と補償導線との接続部分を保護す
るこの樹脂成形部は、外装管の端部を封止するネ
ジ継手も兼ねているため、接続端子と封止部とが
一体となつて、構造が簡素化され、且つ部品点数
を少なくすることができる。 Moreover, this resin molded part that protects the connection between the wire and the compensation conductor also serves as a screw joint that seals the end of the outer tube, so the connection terminal and the sealing part are integrated. The structure is simplified and the number of parts can be reduced.
本発明の具体的実施例について第１図により説
明する。
A specific embodiment of the present invention will be described with reference to FIG.
第１図において、符号１０は、シース型熱電対
或は測温抵抗体などのシース型測温ケーブルであ
る。１２は、このシース型測温ケーブル１０のシ
ースで、例えばステンレス管などが用いられる。
１４は、このシース１２の中に挿入された例えば
アルメル線とクロメル線とからなる熱電対素線で
あり、１６は、熱電対素線１４とシース１２とを
絶縁するため、シース１２の中に封入された
MgOやAl2O3粉末などの無機絶縁材である。 In FIG. 1, reference numeral 10 is a sheathed temperature measuring cable such as a sheathed thermocouple or a resistance temperature detector. Reference numeral 12 denotes a sheath of the sheathed temperature measuring cable 10, which is made of, for example, a stainless steel tube.
14 is a thermocouple wire made of, for example, an alumel wire and a chromel wire inserted into the sheath 12, and 16 is a wire inserted into the sheath 12 to insulate the thermocouple wire 14 and the sheath 12. enclosed
It is an inorganic insulating material such as MgO or Al 2 O 3 powder.
２０はこの熱電対素線１４と各々接続された補
償導線２４のケーブルを示している。２２は、こ
のケーブル２０の外装であるシールド線部を表
し、例えばメツシユワイヤなどが多く用いられ
る。２６は、メツシユワイヤにより覆われた軟質
樹脂等からなるの絶縁材であり、その中に前記補
償導線２４が埋め込まれ、絶縁材２６から露出さ
れた補償導線２４の一対の端部が、各々前記熱電
対素線１４に接続されている。 Reference numeral 20 indicates cables of compensation conductors 24 connected to the thermocouple element wires 14, respectively. Reference numeral 22 represents a shielded wire portion which is the exterior of the cable 20, and for example, mesh wire is often used. Reference numeral 26 denotes an insulating material made of soft resin or the like covered with mesh wire, in which the compensation conductor 24 is embedded, and the pair of ends of the compensation conductor 24 exposed from the insulator 26 are respectively connected to the thermoelectric wire. It is connected to the paired wire 14.
３０は、前記シース型測温ケーブル１０のシー
ス１２の端部と補償導線２４，２４のケーブル２
０の端部とにわたつて一体に形成された樹脂成形
部であり、熱電対素線１４と補償導線２４，２４
の端部を覆い、それを保護するためのものであ
る。この樹脂成形部３０の外周にネジ部Scが設
けられている。なお、樹脂成形部３０の一端側に
は、フランジ部３２が形成されている。 30 is a cable 2 between the end of the sheath 12 of the sheathed temperature measuring cable 10 and the compensation conductors 24, 24.
It is a resin molded part integrally formed across the end of the thermocouple wire 14 and the compensation conductor wires 24, 24.
The purpose is to cover and protect the edges of the A threaded portion Sc is provided on the outer periphery of this resin molded portion 30. Note that a flange portion 32 is formed at one end side of the resin molded portion 30.
４０は、シース型測温ケーブル１０を覆う外装
管であり、その端部内周にネジが切られている。
この外装管４０の端部に前記樹脂成形部３０が嵌
合され、端部内周のネジに前記樹脂成形部３０の
ネジ部Scがねじ込まれ、外装管４０の端部が封
止されている。 40 is an exterior tube that covers the sheathed temperature measurement cable 10, and a thread is cut on the inner periphery of the end thereof.
The resin molded part 30 is fitted into the end of this exterior tube 40, and the threaded part Sc of the resin molded part 30 is screwed into the screw on the inner periphery of the end, thereby sealing the end of the exterior tube 40.
既に述べた通り、この構造では、樹脂成形部３
０が、シース型測温ケーブル１０と補償導線２
４，２４のケーブル２０との接続端子の保護部材
と外装管４０の端部を封止するネジ継手とを兼ね
るため、部品点数が少なく、簡素な構造となる。
しかも、熱電対素線１４と補償導線２４との接続
部分が樹脂成形部３０と外装管４０とによつて二
重に補強されるため、接続部分の折り曲げ等に対
した高い耐久性が確保される。 As already mentioned, in this structure, the resin molded part 3
0 is the sheathed temperature measurement cable 10 and the compensation conductor 2
Since it serves both as a protection member for the connection terminals with the cables 20 of No. 4 and 24 and as a screw joint for sealing the end of the sheathing tube 40, the number of parts is small and the structure is simple.
Moreover, since the connecting portion between the thermocouple element wire 14 and the compensating conductor wire 24 is double-reinforced by the resin molded portion 30 and the exterior tube 40, high durability against bending, etc. of the connecting portion is ensured. Ru.
以上説明した通り、本発明によれば、シース型
測温ケーブルと補償導線のケーブルとの接続と外
装管の封止を行うに当り、部品点数が少なく、簡
単に組み立てることができると共に、強度の高い
構造とすることができる。
As explained above, according to the present invention, when connecting the sheathed temperature measuring cable and the compensating conductor cable and sealing the outer tube, the number of parts is small, it can be easily assembled, and the strength can be increased. It can be a tall structure.
第１図は、本発明の実施例を示す縦断側面図、
第２図は、従来例を示す外観図である。
１０…シース型測温ケーブル、１２…シース、
１６…絶縁材、１４…熱電対素線、２０…補償導
線のケーブル、２４…補償導線、３０…樹脂成形
部、４０…外装管、Sc…樹脂成形部のネジ部。
FIG. 1 is a longitudinal sectional side view showing an embodiment of the present invention;
FIG. 2 is an external view showing a conventional example. 10... Sheathed temperature measurement cable, 12... Sheath,
16... Insulating material, 14... Thermocouple wire, 20... Cable of compensating lead wire, 24... Compensating lead wire, 30... Resin molded part, 40... Exterior tube, Sc... Threaded part of resin molded part.
Claims (1)
接続する接続端子において、シース型測温ケーブ
ルの素線と補償導線とを接続すると共に、この接
続部を含むシース型測温ケーブルの外装としての
シース端部と補償導線の外周部を構成するシール
ド線部の端部とにわたつて、それらを覆う一体の
樹脂成型部を設け、この樹脂成型部の外周にネジ
部を形成し、このネジ部を外装管の端部内周のネ
ジにねじ込んでなることを特徴とするシース型測
温ケーブルの接続端子。1 At the connection terminal that connects the strands of the sheathed temperature measurement cable and the compensation conductor, the strands of the sheathed temperature measurement cable and the compensation conductor are connected, and as the exterior of the sheathed temperature measurement cable including this connection part. An integral resin molded part covering the sheath end of the compensating conductor and the end of the shielded wire part constituting the outer periphery of the compensation conductor is provided, and a threaded part is formed on the outer periphery of this resin molded part. A connection terminal for a sheathed temperature measurement cable, characterized in that the part is screwed into a screw on the inner periphery of the end of an armored tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10254187A JPS63269027A (en) | 1987-04-25 | 1987-04-25 | Connection terminal of thermometric means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10254187A JPS63269027A (en) | 1987-04-25 | 1987-04-25 | Connection terminal of thermometric means |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63269027A JPS63269027A (en) | 1988-11-07 |
| JPH0547059B2 true JPH0547059B2 (en) | 1993-07-15 |
Family
ID=14330118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10254187A Granted JPS63269027A (en) | 1987-04-25 | 1987-04-25 | Connection terminal of thermometric means |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63269027A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2520573Y2 (en) * | 1991-04-12 | 1996-12-18 | 三菱自動車工業株式会社 | Connection structure of thermocouple and conductor |
| US7004626B1 (en) * | 2004-03-05 | 2006-02-28 | Turbo Research, Inc. | Fast acting thermocouple |
| GB2621105A (en) * | 2022-05-26 | 2024-02-07 | Oliver Williams David | An electrical connector |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5165877U (en) * | 1974-11-18 | 1976-05-24 | ||
| FR2476087A1 (en) * | 1980-02-18 | 1981-08-21 | Roussel Uclaf | NOVEL OXIMES DERIVED FROM 3-ALKYLOXY OR 3-ALKYL-THIOMETHYL 7-AMINO THIAZOLYL ACETAMIDO CEPHALOSPORANIC ACID, PROCESS FOR PREPARING THEM AND THEIR APPLICATION AS MEDICAMENTS |
| JPS588135U (en) * | 1981-07-07 | 1983-01-19 | 松下電器産業株式会社 | Thermocouple high temperature sensor |
| JPS58197689A (en) * | 1982-05-12 | 1983-11-17 | 助川電気工業株式会社 | Sheathed heater terminal |
| JPH0321462Y2 (en) * | 1984-09-29 | 1991-05-10 |
-
1987
- 1987-04-25 JP JP10254187A patent/JPS63269027A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63269027A (en) | 1988-11-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |