JP5524944B2 - ガスセンサ - Google Patents
ガスセンサInfo
- Publication number
- JP5524944B2 JP5524944B2 JP2011283225A JP2011283225A JP5524944B2 JP 5524944 B2 JP5524944 B2 JP 5524944B2 JP 2011283225 A JP2011283225 A JP 2011283225A JP 2011283225 A JP2011283225 A JP 2011283225A JP 5524944 B2 JP5524944 B2 JP 5524944B2
- Authority
- JP
- Japan
- Prior art keywords
- axial direction
- rear end
- end side
- heater
- gas sensor
- 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.)
- Active
Links
- 238000001514 detection method Methods 0.000 claims description 55
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 37
- 238000005219 brazing Methods 0.000 claims description 16
- 230000002093 peripheral effect Effects 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 10
- 239000007789 gas Substances 0.000 description 53
- 229910052751 metal Inorganic materials 0.000 description 18
- 239000002184 metal Substances 0.000 description 18
- 230000001012 protector Effects 0.000 description 11
- 239000007784 solid electrolyte Substances 0.000 description 10
- 238000004891 communication Methods 0.000 description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 239000000919 ceramic Substances 0.000 description 6
- 238000009423 ventilation Methods 0.000 description 6
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 238000002788 crimping Methods 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910001260 Pt alloy Inorganic materials 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910001020 Au alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 239000003870 refractory metal Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Images
Landscapes
- Measuring Oxygen Concentration In Cells (AREA)
Description
2 接続部材
6 検出素子
7 ヒータ
8 セパレータ
18 リード線
21 突当部
25 後端向き面
26 突出部
64 検出部
71 電極部
77 発熱部
82 配置部
83 固定部
84 先端向き面
Claims (5)
- 軸線方向に延びる有底筒状をなし、前記軸線方向の先端側に被検出ガスを検出するための検出部を有する検出素子と、
前記軸線方向に延び、前記軸線方向の先端側に前記検出部を加熱する発熱部を有し、前記軸線方向の後端側の外周面に前記発熱部への通電のための電極部が露出し、前記検出素子に挿入されるヒータと、
前記ヒータよりも前記軸線方向の後端側に配置され、前記ヒータに電力を供給するためのリード線と、
前記リード線と前記ヒータの前記電極部とを電気的に接続する平板状の接続部材と、
前記接続部材の周囲を囲んで配置され、前記接続部材を収容するとともに、自身の内部において前記軸線方向の先端向きに突出する固定部を有するセパレータと
を備えたガスセンサであって、
前記接続部材は、径方向内側に突出する突当部を有し、
前記突当部は自身の後端向き面が前記固定部の先端向き面に対し、前記軸線方向に沿って先端側から突き当たることを特徴とするガスセンサ。 - 前記接続部材と前記ヒータの前記電極部とはロウ付けによって接続されることを特徴とする請求項1に記載のガスセンサ。
- 前記接続部材は複数あって、全ての前記接続部材は、それぞれの板面の向く方向が、いずれも前記軸線方向に直交する方向であることを特徴とする請求項1又は2に記載のガスセンサ。
- 前記接続部材は、径方向内側に突出する二つの突出部を備え、
前記二つの突出部のうち、前記軸線方向の後端側に配置された一方の突出部は、自身の前記後端向き面が前記固定部の前記先端向き面に対し、前記軸線方向に沿って前記軸線方向の先端側から突き当たり、前記一方の突出部よりも前記軸線方向の先端側に配置された他方の突出部が、前記ヒータの前記電極部と接続されることを特徴とする請求項1から3の何れかに記載のガスセンサ。 - 前記セパレータ内で、少なくとも一つの前記接続部材が配置される配置部は、内周面の周方向の大きさが、前記接続部材の外周面の周方向の大きさよりも大きいことを特徴とする請求項1から4の何れかに記載のガスセンサ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011283225A JP5524944B2 (ja) | 2011-12-26 | 2011-12-26 | ガスセンサ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011283225A JP5524944B2 (ja) | 2011-12-26 | 2011-12-26 | ガスセンサ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013134092A JP2013134092A (ja) | 2013-07-08 |
JP5524944B2 true JP5524944B2 (ja) | 2014-06-18 |
Family
ID=48910893
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011283225A Active JP5524944B2 (ja) | 2011-12-26 | 2011-12-26 | ガスセンサ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5524944B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013246093A (ja) * | 2012-05-28 | 2013-12-09 | Ngk Spark Plug Co Ltd | ガスセンサ |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019174176A (ja) * | 2018-03-27 | 2019-10-10 | 日本特殊陶業株式会社 | センサ |
JP6986485B2 (ja) * | 2018-04-20 | 2021-12-22 | 日本特殊陶業株式会社 | センサ |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3423590A1 (de) * | 1984-06-27 | 1986-01-09 | Robert Bosch Gmbh, 7000 Stuttgart | Sauerstoffmessfuehler |
JP2008298558A (ja) * | 2007-05-31 | 2008-12-11 | Denso Corp | ガスセンサ |
JP5019545B2 (ja) * | 2008-10-24 | 2012-09-05 | 日本特殊陶業株式会社 | セラミック接合体、セラミックヒータおよびガスセンサ |
JP4399509B2 (ja) * | 2008-11-20 | 2010-01-20 | 日本特殊陶業株式会社 | 酸素センサ |
JP2011047842A (ja) * | 2009-08-28 | 2011-03-10 | Ngk Spark Plug Co Ltd | ガスセンサ |
-
2011
- 2011-12-26 JP JP2011283225A patent/JP5524944B2/ja active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013246093A (ja) * | 2012-05-28 | 2013-12-09 | Ngk Spark Plug Co Ltd | ガスセンサ |
Also Published As
Publication number | Publication date |
---|---|
JP2013134092A (ja) | 2013-07-08 |
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