JPS6292469U - - Google Patents
Info
- Publication number
- JPS6292469U JPS6292469U JP18440385U JP18440385U JPS6292469U JP S6292469 U JPS6292469 U JP S6292469U JP 18440385 U JP18440385 U JP 18440385U JP 18440385 U JP18440385 U JP 18440385U JP S6292469 U JPS6292469 U JP S6292469U
- Authority
- JP
- Japan
- Prior art keywords
- oxygen concentration
- detection device
- diffusion holes
- detects
- concentration detection
- 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
- 239000001301 oxygen Substances 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 6
- 238000009792 diffusion process Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 claims description 5
- 239000000945 filler Substances 0.000 claims description 2
- 230000014759 maintenance of location Effects 0.000 claims description 2
- 239000007784 solid electrolyte Substances 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Measuring Oxygen Concentration In Cells (AREA)
Description
第１図は酸素濃度検出装置における原理を説明
するための説明図、第２図は同酸素濃度検出装置
における印加電圧と出力電流との関係を示す図、
第３図は本考案の一実施例にかかる酸素濃度検出
装置の一部欠截斜視図、第４図は同装置の断面図
及び回路図である。
１……基体、２……酸素イオン伝導性固体電解
質壁体、３……蓋体、４……気体拡散孔、５……
気体滞留室、６，７……電極、８……直流電源、
９……電流計、１０……電圧計、１１……可変抵
抗、１５……充填剤。
FIG. 1 is an explanatory diagram for explaining the principle of the oxygen concentration detection device, and FIG. 2 is a diagram showing the relationship between applied voltage and output current in the oxygen concentration detection device.
FIG. 3 is a partially cutaway perspective view of an oxygen concentration detection device according to an embodiment of the present invention, and FIG. 4 is a sectional view and circuit diagram of the same device. DESCRIPTION OF SYMBOLS 1...Base body, 2...Oxygen ion conductive solid electrolyte wall body, 3...Lid body, 4...Gas diffusion hole, 5...
Gas retention chamber, 6, 7...electrode, 8...DC power supply,
9... Ammeter, 10... Voltmeter, 11... Variable resistance, 15... Filler.
Claims (1)
一部に有し複数の気体拡散孔を介して外部に連通
する気体滞留室を形成する基体と、前記固体電解
質壁部の内外壁面上にこれを挾んで対向する電極
対と、該電極対に所定電圧を印加した時に流れる
電流を検出する電流検出手段とを有して該検出電
流の大きさに基づいて外部酸素濃度を検出する酸
素濃度検出装置において、前記複数の気体拡散孔
のうち所要数の拡散孔を充填剤等で塞ぐことによ
り拡散係数を調整することができることを特徴と
する酸素濃度検出装置。 a base body forming a gas retention chamber that has an oxygen ion conductive solid electrolyte wall section at least in part and communicates with the outside via a plurality of gas diffusion holes; An oxygen concentration detection device that includes a pair of opposing electrodes and a current detection means that detects a current flowing when a predetermined voltage is applied to the electrode pair, and detects an external oxygen concentration based on the magnitude of the detected current, An oxygen concentration detection device characterized in that a diffusion coefficient can be adjusted by blocking a required number of diffusion holes among the plurality of gas diffusion holes with a filler or the like.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18440385U JPS6292469U (en) | 1985-12-02 | 1985-12-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18440385U JPS6292469U (en) | 1985-12-02 | 1985-12-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6292469U true JPS6292469U (en) | 1987-06-12 |
Family
ID=31132040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18440385U Pending JPS6292469U (en) | 1985-12-02 | 1985-12-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6292469U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02198352A (en) * | 1989-01-27 | 1990-08-06 | Fujikura Ltd | Sensor element of oxygen sensor |
-
1985
- 1985-12-02 JP JP18440385U patent/JPS6292469U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02198352A (en) * | 1989-01-27 | 1990-08-06 | Fujikura Ltd | Sensor element of oxygen sensor |
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