JPH01160366U - - Google Patents
Info
- Publication number
- JPH01160366U JPH01160366U JP5516788U JP5516788U JPH01160366U JP H01160366 U JPH01160366 U JP H01160366U JP 5516788 U JP5516788 U JP 5516788U JP 5516788 U JP5516788 U JP 5516788U JP H01160366 U JPH01160366 U JP H01160366U
- Authority
- JP
- Japan
- Prior art keywords
- holder
- conductor
- proximal end
- ceramic tube
- cap
- 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
- 238000002955 isolation Methods 0.000 claims description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052697 platinum Inorganic materials 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims 4
- 239000004020 conductor Substances 0.000 claims 3
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000007789 sealing Methods 0.000 claims 1
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 210000000078 claw Anatomy 0.000 description 1
Landscapes
- Measuring Oxygen Concentration In Cells (AREA)
Description
第１図は本考案に係わる酸素センサの一実施例
を示す断面図、第２図は他の実施例を示す断面図
、第３図は従来の酸素センサの一例を示す断面図
である。
１１……ジルコニアチユーブ、１１ａ，１１ｂ
……白金電極、１２……コンタクトプレート、１
３，２３……アイソレーシヨンブツシユ、１３ａ
……貫通孔、１５……リードハーネス、１６……
ラバーチユーブ、１７，２７……ホルダ、１７ａ
……リング状円板部、１９……キヤツプ、１９ａ
……貫通孔、２０……スプリング、２３ａ……ラ
チエツト部、２７ａ……爪部、３０……中空ワツ
シヤ。
FIG. 1 is a sectional view showing one embodiment of an oxygen sensor according to the present invention, FIG. 2 is a sectional view showing another embodiment, and FIG. 3 is a sectional view showing an example of a conventional oxygen sensor. 11...zirconia tube, 11a, 11b
...Platinum electrode, 12 ...Contact plate, 1
3, 23...Isolation button, 13a
...Through hole, 15...Lead harness, 16...
Rubber tube, 17, 27...Holder, 17a
...Ring-shaped disc portion, 19...Cap, 19a
...Through hole, 20...Spring, 23a...Ratchet part, 27a...Claw part, 30...Hollow washer.
Claims (1)
ミツク管と、一端が該セラミツク管の開口端に導
電体を介して接合されると共に、該導電体を介し
て前記電極と接続する導線を内包するアイソレー
シヨンブツシユと、前記セラミツク管とアイソレ
ーシヨンブツシユとの接合部を覆つて該セラミツ
ク管外周壁に固定されるホルダと、該ホルダの基
端外周面にかしめ固定されて前記アイソレーシヨ
ンブツシユを該ブツシユの基端部端面との間に所
定の間隔を有して覆いかつ前記導線をシール部材
を介して外部に導出させる孔を基端部端面に有す
るキヤツプと、を含んで構成され、前記アイソレ
ーシヨンブツシユをホルダと弾性手段とにより導
電体に押圧付勢するようにしたことを特徴とする
酸素センサ。 A ceramic tube whose inner and outer surfaces are coated with platinum to form electrodes, one end of which is joined to the open end of the ceramic tube via a conductor, and a conducting wire connected to the electrode via the conductor. an isolation bush; a holder that covers the joint between the ceramic tube and the isolation bush and is fixed to the outer peripheral wall of the ceramic pipe; and a holder that is caulked and fixed to the outer peripheral surface of the proximal end of the holder, a cap that covers the bushing with a predetermined distance between the cap and the proximal end face of the bushing and has a hole in the proximal end face through which the conductive wire is guided to the outside through a sealing member; An oxygen sensor characterized in that the isolation bush is pressed against a conductor by a holder and elastic means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5516788U JPH01160366U (en) | 1988-04-26 | 1988-04-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5516788U JPH01160366U (en) | 1988-04-26 | 1988-04-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01160366U true JPH01160366U (en) | 1989-11-07 |
Family
ID=31281067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5516788U Pending JPH01160366U (en) | 1988-04-26 | 1988-04-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01160366U (en) |
-
1988
- 1988-04-26 JP JP5516788U patent/JPH01160366U/ja active Pending