JPH01165460U - - Google Patents
Info
- Publication number
- JPH01165460U JPH01165460U JP6251688U JP6251688U JPH01165460U JP H01165460 U JPH01165460 U JP H01165460U JP 6251688 U JP6251688 U JP 6251688U JP 6251688 U JP6251688 U JP 6251688U JP H01165460 U JPH01165460 U JP H01165460U
- Authority
- JP
- Japan
- Prior art keywords
- outer cylinder
- layer
- insulating protective
- metal outer
- protective layer
- 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
Landscapes
- Measuring Oxygen Concentration In Cells (AREA)
Description
添付図面は本考案の一実施例を示し、第１図は
熱緩衝層２０を付装した酸素センサの縦断側面図
、第２図は同要部の拡大断面図、第３図は熱緩衝
層２０の第一実施例の製造工程図、第４図は同第
二実施例の斜視図、第５図は同第三実施例の分離
斜視図、第６図は従来構成の欠点を示す酸素セン
サの一部の縦断側面図である。
１…基体金具、４…金属製外筒、５…角抜き碍
管、６…検出素子、８…補強層、１０…封止層、
１１…絶縁保護層、２０…熱緩衝層、２１…円滑
面、２３，２５，２７…拡径鍔、２８…環状片、
３０…間隙層。
The accompanying drawings show an embodiment of the present invention, in which Fig. 1 is a longitudinal cross-sectional side view of an oxygen sensor equipped with a thermal buffer layer 20, Fig. 2 is an enlarged sectional view of the same main part, and Fig. 3 is a cross-sectional view of the oxygen sensor equipped with a thermal buffer layer 20. 20 is a manufacturing process diagram of the first embodiment, FIG. 4 is a perspective view of the second embodiment, FIG. 5 is an isolated perspective view of the third embodiment, and FIG. 6 is an oxygen sensor showing the drawbacks of the conventional configuration. FIG. DESCRIPTION OF SYMBOLS 1... Base metal fitting, 4... Metal outer cylinder, 5... Squared insulator tube, 6... Detection element, 8... Reinforcement layer, 10... Sealing layer,
DESCRIPTION OF SYMBOLS 11... Insulation protection layer, 20... Thermal buffer layer, 21... Smooth surface, 23, 25, 27... Expanded diameter collar, 28... Annular piece,
30...Interstitial layer.
Claims (1)
てなる管体の内部に、酸素イオン伝導性固体電解
質の積層体からなる長尺板状検出素子を絶縁保護
層で保持して配設し、その先端を絶縁保護層から
露出して検出端とすると共に、金属製外筒の内部
には絶縁保護層の一部となるガラス等からなる封
止層を充填し、検出素子後端の導線接続端を保護
した構成を備える酸素センサにおいて、 封止層と、金属製外筒との間に、熱緩衝層を設
け、前記熱緩衝層の上端内縁に円滑面を形成した
ことを特徴とする酸素センサ。[Scope of Claim for Utility Model Registration] A long plate-shaped detection element made of a laminate of an oxygen ion-conducting solid electrolyte is placed inside a tube formed by connecting a metal outer cylinder to the rear end of a tubular base metal fitting. It is held by an insulating protective layer and its tip is exposed from the insulating protective layer to serve as a detection end, and inside the metal outer cylinder is a sealing layer made of glass etc. which becomes a part of the insulating protective layer. In the oxygen sensor, a thermal buffer layer is provided between the sealing layer and the metal outer cylinder, and the inner edge of the upper end of the thermal buffer layer is An oxygen sensor characterized by forming a smooth surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6251688U JPH01165460U (en) | 1988-05-11 | 1988-05-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6251688U JPH01165460U (en) | 1988-05-11 | 1988-05-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01165460U true JPH01165460U (en) | 1989-11-20 |
Family
ID=31288123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6251688U Pending JPH01165460U (en) | 1988-05-11 | 1988-05-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01165460U (en) |
-
1988
- 1988-05-11 JP JP6251688U patent/JPH01165460U/ja active Pending