JPS63185554U - - Google Patents
Info
- Publication number
- JPS63185554U JPS63185554U JP7624587U JP7624587U JPS63185554U JP S63185554 U JPS63185554 U JP S63185554U JP 7624587 U JP7624587 U JP 7624587U JP 7624587 U JP7624587 U JP 7624587U JP S63185554 U JPS63185554 U JP S63185554U
- Authority
- JP
- Japan
- Prior art keywords
- sensor body
- zirconia tube
- insulating cylinder
- contact
- contact plate
- 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
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 12
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 2
- 239000007769 metal material Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measuring Oxygen Concentration In Cells (AREA)
Description
第１図ないし第３図は本考案の実施例を示し、
第１図は酸素センサの要部縦断面図、第２図はス
プリング端子を示す斜視図、第３図はスプリング
端子をコンタクトプレートに固着した状態を示す
要部外観図、第４図ないし第７図は従来技術を示
し、第４図は酸素センサの縦断面図、第５図は検
出信号の出力特性線図、第６図はジルコニアチユ
ーブの開口部側を示す斜視図、第７図は酸素セン
サの要部を拡大して示す縦断面図である。
１……センサ本体、４……絶縁筒体、５……ジ
ルコニアチユーブ、１１……リード線、１２……
デイスクスプリング、２１……外側電極、２２…
…内側電極、２３……筒状部材、２４……コンタ
クトプレート、２５……スプリング端子、２５Ｂ
……屈曲部。
1 to 3 show embodiments of the present invention,
Figure 1 is a vertical sectional view of the main part of the oxygen sensor, Figure 2 is a perspective view showing the spring terminal, Figure 3 is an external view of the main part showing the spring terminal fixed to the contact plate, and Figures 4 to 7. The figures show the prior art, Fig. 4 is a vertical cross-sectional view of an oxygen sensor, Fig. 5 is a detection signal output characteristic diagram, Fig. 6 is a perspective view showing the opening side of the zirconia tube, and Fig. 7 is an oxygen sensor. FIG. 3 is an enlarged vertical cross-sectional view showing the main parts of the sensor. 1... Sensor body, 4... Insulating cylinder, 5... Zirconia tube, 11... Lead wire, 12...
Disc spring, 21... Outer electrode, 22...
... Inner electrode, 23 ... Cylindrical member, 24 ... Contact plate, 25 ... Spring terminal, 25B
...bending part.
Claims (1)
側が車両への取付部となつたセンサ本体と、該セ
ンサ本体内に配設された絶縁筒体と、一端側が前
記センサ本体の先端部内周側に該絶縁筒体と当接
するように取付けられ、他端側が該センサ本体外
に突出して閉塞端となつたジルコニアチユーブと
、該ジルコニアチユーブの外周面、内周面にそれ
ぞれ設けられた外側電極、内側電極と、前記絶縁
筒体内に配設され、一端側が前記センサ本体外に
伸長するリード線に接続されると共に、他端側が
前記ジルコニアチユーブと絶縁筒体との間で挟持
されたコンタクトプレートと、該コンタクトプレ
ートの他端側に固着され、前記ジルコニアチユー
ブの内周面側に係合して該内側電極と接触するス
プリング端子とから構成してなる酸素センサ。 A sensor body formed in a cylindrical shape from a metal material, the outer circumferential side of the tip serving as an attachment part to the vehicle, an insulating cylindrical body disposed within the sensor body, and the inner circumference of the tip of the sensor body on one end side. A zirconia tube attached to one side so as to be in contact with the insulating cylinder, the other end of which protrudes outside the sensor body to form a closed end, and outer electrodes provided on the outer and inner circumferential surfaces of the zirconia tube, respectively. , an inner electrode, and a contact plate disposed within the insulating cylinder, one end of which is connected to a lead wire extending outside the sensor body, and the other end of which is held between the zirconia tube and the insulating cylinder. and a spring terminal that is fixed to the other end of the contact plate, engages with the inner peripheral surface of the zirconia tube, and comes into contact with the inner electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7624587U JPS63185554U (en) | 1987-05-21 | 1987-05-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7624587U JPS63185554U (en) | 1987-05-21 | 1987-05-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63185554U true JPS63185554U (en) | 1988-11-29 |
Family
ID=30923142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7624587U Pending JPS63185554U (en) | 1987-05-21 | 1987-05-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63185554U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005077194A (en) * | 2003-08-29 | 2005-03-24 | Nippon Steel Corp | Oxygen concentration measuring device in high-temperature gas |
-
1987
- 1987-05-21 JP JP7624587U patent/JPS63185554U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005077194A (en) * | 2003-08-29 | 2005-03-24 | Nippon Steel Corp | Oxygen concentration measuring device in high-temperature gas |