JPH01137468U - - Google Patents
Info
- Publication number
- JPH01137468U JPH01137468U JP3351088U JP3351088U JPH01137468U JP H01137468 U JPH01137468 U JP H01137468U JP 3351088 U JP3351088 U JP 3351088U JP 3351088 U JP3351088 U JP 3351088U JP H01137468 U JPH01137468 U JP H01137468U
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- ceramic
- sensor element
- ceramic sheet
- solid electrolyte
- 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
- 239000000919 ceramic Substances 0.000 claims description 10
- 239000007789 gas Substances 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 239000007784 solid electrolyte Substances 0.000 claims 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Description
第１図は本考案の酸素濃度センサのセンサ素子
の一実施例の断面図、第２図及び第３図は電極を
形成したジルコニアシートの外側となる面及び内
側となる面を示す平面図、第４図は本考案のセン
サ素子の製造工程を示す斜視図、第５図は発熱部
及びガス導入孔を形成したジルコニアシートの平
面図、第６図は本考案のセンサ素子の別の実施例
の断面図、第７図及び第８図は電極を形成したジ
ルコニアシートの外側となる面及び内側となる面
を示す平面図、第９図は従来の酸素濃度センサの
センサ素子の一例の分解斜視図、第１０図は従来
のセンサ素子の別の例の断面図、第１１図及び第
１２図は第１０図のセンサ素子の製造工程を示す
斜視図、第１３図は従来のセンサ素子の別の例の
断面図、第１４図は第１３図のセンサ素子の製造
工程を示す斜視図、第１５図は従来のセンサ素子
の別の例の製造工程を示す斜視図、第１６図は発
熱部を形成したセラミツクシートの平面図、第１
７図は酸化物半導体を形成したセラミツクシート
の平面図である。
図中、１，３，５…セラミツクプレート、２…
スリツト、４…セル、６…陰極、７…リード部、
８，９，２２，２５…開口部、１０…発熱部、１
１…セラミツク棒、１２，１３，１８，２３，２
４…セラミツクシート、１４…陽極、１５…ガス
拡散律速層、１６…ホルダー、１７…リード線、
１９…発熱部兼陽極、２０，２１，２７…セラミ
ツク円筒、２６…保護シート、２８，３３，３４
，３６，３７…ジルコニアシート、２９，３０，
３１，３２…電極、３５…ガス導入孔。
FIG. 1 is a sectional view of one embodiment of the sensor element of the oxygen concentration sensor of the present invention, FIGS. 2 and 3 are plan views showing the outer and inner surfaces of a zirconia sheet on which electrodes are formed, Fig. 4 is a perspective view showing the manufacturing process of the sensor element of the present invention, Fig. 5 is a plan view of a zirconia sheet in which a heat generating part and gas introduction holes are formed, and Fig. 6 is another embodiment of the sensor element of the present invention. 7 and 8 are plan views showing the outer and inner surfaces of the zirconia sheet on which electrodes are formed, and FIG. 9 is an exploded perspective view of an example of a sensor element of a conventional oxygen concentration sensor. 10 is a sectional view of another example of the conventional sensor element, FIGS. 11 and 12 are perspective views showing the manufacturing process of the sensor element of FIG. 10, and FIG. 13 is another example of the conventional sensor element. FIG. 14 is a perspective view showing the manufacturing process of the sensor element in FIG. 13, FIG. 15 is a perspective view showing the manufacturing process of another example of the conventional sensor element, and FIG. 16 is the heat generating part. Plan view of the ceramic sheet formed with
FIG. 7 is a plan view of a ceramic sheet formed with an oxide semiconductor. In the figure, 1, 3, 5...ceramic plate, 2...
slit, 4... cell, 6... cathode, 7... lead part,
8, 9, 22, 25...Opening part, 10...Heating part, 1
1... Ceramic rod, 12, 13, 18, 23, 2
4... Ceramic sheet, 14... Anode, 15... Gas diffusion control layer, 16... Holder, 17... Lead wire,
19... Heat generating part and anode, 20, 21, 27... Ceramic cylinder, 26... Protective sheet, 28, 33, 34
, 36, 37...zirconia sheet, 29, 30,
31, 32...electrode, 35...gas introduction hole.
Claims (1)
極及び外側電極が形成されたシート状の酸素イオ
ン透過性固体電解質と、該外側電極上に空間部を
設けて該固体電解質に巻き付けられたセラミツク
シートと、該セラミツクシートに巻き付けられ前
記外側電極に対向する部分に発熱部が形成され且
つ複数のガス導入孔が周方向に略等間隔に設けら
れたシート状のセラミツクヒータと、前記構成か
らなる円筒体の一端面上に積層されたセラミツク
シートとからなるセンサ素子を備えたことを特徴
とする酸素濃度センサ。 A sheet-shaped oxygen ion permeable solid electrolyte wound into a cylindrical shape and having at least one set of inner and outer electrodes formed on both sides, and a ceramic sheet wound around the solid electrolyte with a space provided above the outer electrode. a sheet-like ceramic heater having a heating portion formed in a portion that is wrapped around the ceramic sheet and facing the outer electrode and having a plurality of gas introduction holes provided at approximately equal intervals in the circumferential direction; and a cylindrical cylinder having the above structure. An oxygen concentration sensor comprising a sensor element made of a ceramic sheet laminated on one end surface of a body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3351088U JPH0714879Y2 (en) | 1988-03-14 | 1988-03-14 | Oxygen concentration sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3351088U JPH0714879Y2 (en) | 1988-03-14 | 1988-03-14 | Oxygen concentration sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01137468U true JPH01137468U (en) | 1989-09-20 |
| JPH0714879Y2 JPH0714879Y2 (en) | 1995-04-10 |
Family
ID=31260194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3351088U Expired - Lifetime JPH0714879Y2 (en) | 1988-03-14 | 1988-03-14 | Oxygen concentration sensor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0714879Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003004696A (en) * | 2001-06-18 | 2003-01-08 | Kyocera Corp | Air/fuel ratio sensor element |
-
1988
- 1988-03-14 JP JP3351088U patent/JPH0714879Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003004696A (en) * | 2001-06-18 | 2003-01-08 | Kyocera Corp | Air/fuel ratio sensor element |
| JP4610127B2 (en) * | 2001-06-18 | 2011-01-12 | 京セラ株式会社 | Air-fuel ratio sensor element |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0714879Y2 (en) | 1995-04-10 |
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