JPH0548103Y2 - - Google Patents
Info
- Publication number
- JPH0548103Y2 JPH0548103Y2 JP9390987U JP9390987U JPH0548103Y2 JP H0548103 Y2 JPH0548103 Y2 JP H0548103Y2 JP 9390987 U JP9390987 U JP 9390987U JP 9390987 U JP9390987 U JP 9390987U JP H0548103 Y2 JPH0548103 Y2 JP H0548103Y2
- Authority
- JP
- Japan
- Prior art keywords
- heat
- resistant metal
- tube
- resistant
- temperature sensor
- 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
【考案の詳細な説明】
産業上の利用分野
本考案は、自動車の燃焼機器等に用いられる高
温用センサに関するものである。[Detailed Description of the Invention] Industrial Application Field The present invention relates to a high-temperature sensor used in combustion equipment of automobiles and the like.
従来の技術
従来、この種の高温用センサは、第３図に示す
ような構成であつた。第３図において、１は内部
に２本の耐熱性金属線２ａ，２ｂと耐熱性絶縁体
３を埋設した耐熱性金属管で、耐熱性金属線２
ａ，２ｂの一端にセンサ４が電気的、機械的に接
続され、この２本の耐熱性金属線のうち、耐熱性
金属線２ａの他端は外部引出線５に電気的、機械
的に接続されており、他方の耐熱性金属線２ｂ
は、耐熱性金属管１の開口端に電気的、機械的に
接続することにより、ボデイアース構造となつて
いる。６は外部引出線５の接続部、及びボデイア
ース接続部を機械的に保護するため、耐熱性金属
管１に挿入接続固定されている保護管である。BACKGROUND ART Conventionally, this type of high temperature sensor has had a configuration as shown in FIG. In Fig. 3, 1 is a heat-resistant metal tube in which two heat-resistant metal wires 2a, 2b and a heat-resistant insulator 3 are embedded;
A sensor 4 is electrically and mechanically connected to one end of the heat-resistant metal wire 2a and 2b, and the other end of the heat-resistant metal wire 2a is electrically and mechanically connected to the external lead wire 5. and the other heat-resistant metal wire 2b
is electrically and mechanically connected to the open end of the heat-resistant metal tube 1, thereby forming a body ground structure. Reference numeral 6 denotes a protection tube inserted into and fixed to the heat-resistant metal tube 1 in order to mechanically protect the connecting portion of the external lead wire 5 and the body ground connecting portion.
考案が解決しようとする問題点
このような従来の構成では、ボデイアース構造
とするための接続を、耐熱性金属管１の開口端部
に施すため、接続面積が小さく、電気的、機械的
接続の信頼性、及び作業性が悪いという問題があ
つた。Problems to be Solved by the Invention In such a conventional configuration, the connection for forming the body earth structure is made at the open end of the heat-resistant metal tube 1, so the connection area is small and electrical and mechanical connections are difficult. There were problems with poor reliability and workability.
本考案はこのような問題点を解決するもので、
ボデイアース構造とするための高温用センサの電
気的、機械的接続の信頼性を上げ、かつ作業性の
すぐれた高温用センサを提供することを目的とす
るものである。 This invention solves these problems,
The object of the present invention is to improve the reliability of the electrical and mechanical connections of a high-temperature sensor to provide a body ground structure, and to provide a high-temperature sensor with excellent workability.
問題点を解決するための手段
この問題点を解決するために本考案は、耐熱性
金属管の外部引出線接続側の１部を凹状に加工
し、耐熱性金属線の１本を凹状加工部に電気的、
機械的に接続してボデイアース構造とし、外部引
出線接続部を機械的に保護する保護管を被せて、
耐熱性金属管に接続、固定したものである。Means for Solving the Problem In order to solve this problem, the present invention involves processing a part of the heat-resistant metal pipe on the external leader wire connection side into a concave shape, and attaching one of the heat-resistant metal wires to the concave-processed part. electrically,
Mechanically connected to create a body ground structure, and covered with a protection tube to mechanically protect the external lead wire connection.
It is connected and fixed to a heat-resistant metal tube.
作 用
この構成により、ボデイアース構造とするため
の耐熱性金属管と耐熱性金属線の接続面積が大き
く、電気的、機械的接続の信頼性、及び作業性の
優れた構成となる。Function: With this configuration, the connection area between the heat-resistant metal tube and the heat-resistant metal wire for forming the body earth structure is large, resulting in a configuration with excellent electrical and mechanical connection reliability and workability.
実施例
第１図は本考案の一実施例による高温用センサ
の断面図、第２図は同第１図のＡ−A′断面図で
ある。第１図、第２図において、１１は一端開放
の耐熱性金属管で、この耐熱性金属管１１内には
２本の耐熱性金属線１２ａ，１２ｂと耐熱性絶縁
体１３を埋設し、この耐熱性金属線１２ａ，１２
ｂの一端にはセンサ１４が電気的、機械的に接続
されている。この耐熱性金属線１２ａの他端は外
部引出線１５に接続され、耐熱性金属線１２ｂの
他端は上記耐熱性金属管１１の開口端の一部に形
成した扁平な凹状加工部１６に接続されてボデイ
アース構造をとつている。また、上記外部引出線
１５と耐熱性金属線１２ａとの接続部および耐熱
性金属線１２ｂと耐熱性金属管１１との接続部に
は保護管１７を被せ、耐熱性金属管１１に接続固
定することにより、外部引出線１５と耐熱金属線
１２ａの接続部、及びボデイアース接続部を保護
している。Embodiment FIG. 1 is a sectional view of a high temperature sensor according to an embodiment of the present invention, and FIG. 2 is a sectional view taken along line A-A' in FIG. In FIGS. 1 and 2, 11 is a heat-resistant metal tube with one end open, and two heat-resistant metal wires 12a, 12b and a heat-resistant insulator 13 are buried inside this heat-resistant metal tube 11. Heat-resistant metal wires 12a, 12
A sensor 14 is electrically and mechanically connected to one end of b. The other end of the heat-resistant metal wire 12a is connected to an external lead wire 15, and the other end of the heat-resistant metal wire 12b is connected to a flat concave portion 16 formed in a part of the open end of the heat-resistant metal tube 11. It has a body ground structure. In addition, a protective tube 17 is placed over the connecting portion between the external lead wire 15 and the heat-resistant metal wire 12a and the connecting portion between the heat-resistant metal wire 12b and the heat-resistant metal tube 11, and the protective tube 17 is connected and fixed to the heat-resistant metal tube 11. This protects the connecting portion between the external lead wire 15 and the heat-resistant metal wire 12a, and the body ground connecting portion.
考案の効果
以上のように本考案によれば、耐熱性金属管の
１部を凹状に加工し、耐熱性金属線を前記凹状加
工部に電気的、機械的に接続しボデイアース構造
とすることにより、接続面積が大きく電気的、機
械的接続の信頼性及び作業性の優れた構成とな
り、かつ保護管の挿入、接続固定も容易に施行で
きるという効果が得られる。Effects of the invention As described above, according to the invention, a part of the heat-resistant metal tube is processed into a concave shape, and a heat-resistant metal wire is electrically and mechanically connected to the concave part to form a body ground structure. The present invention has the advantage that the connection area is large and the electrical and mechanical connections are reliable and workable, and the protective tube can be easily inserted and connected.
第１図は本考案の一実施例による高温センサを
示す断面図、第２図は第１図のＡ−A′断面図、
第３図は従来の高温センサの断面図である。
１１……耐熱性金属管、１２ａ，１２ｂ……耐
熱性金属線、１３……耐熱性絶縁体、１４……セ
ンサ、１５……外部引出線、１６……凹状加工
部、１７……保護管。
FIG. 1 is a sectional view showing a high temperature sensor according to an embodiment of the present invention, FIG. 2 is a sectional view taken along line A-A' in FIG.
FIG. 3 is a sectional view of a conventional high temperature sensor. DESCRIPTION OF SYMBOLS 11... Heat-resistant metal tube, 12a, 12b... Heat-resistant metal wire, 13... Heat-resistant insulator, 14... Sensor, 15... External lead wire, 16... Concave processed part, 17... Protection tube .
Claims (1)
設した耐熱性金属管の、外部引出線接続側の一部
を凹状に加工し、前記耐熱性金属線の１本を凹状
加工部に電気的、機械的に接続してボデイアース
構造とし、前記外部引出線接続部及び凹状加工部
に保護管を被せた高温用センサ。 A part of the heat-resistant metal tube in which two heat-resistant metal wires and a heat-resistant insulator are buried inside is processed into a concave shape on the side where the external leader wire is connected, and one of the heat-resistant metal wires is inserted into the concave processed part. A high-temperature sensor that is electrically and mechanically connected to have a body ground structure, and the external lead wire connection part and the recessed part are covered with a protective tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9390987U JPH0548103Y2 (en) | 1987-06-18 | 1987-06-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9390987U JPH0548103Y2 (en) | 1987-06-18 | 1987-06-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6426U JPS6426U (en) | 1989-01-05 |
| JPH0548103Y2 true JPH0548103Y2 (en) | 1993-12-20 |
Family
ID=30956896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9390987U Expired - Lifetime JPH0548103Y2 (en) | 1987-06-18 | 1987-06-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0548103Y2 (en) |
-
1987
- 1987-06-18 JP JP9390987U patent/JPH0548103Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6426U (en) | 1989-01-05 |
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