JPS648521U - - Google Patents
Info
- Publication number
- JPS648521U JPS648521U JP1987103992U JP10399287U JPS648521U JP S648521 U JPS648521 U JP S648521U JP 1987103992 U JP1987103992 U JP 1987103992U JP 10399287 U JP10399287 U JP 10399287U JP S648521 U JPS648521 U JP S648521U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust
- catalytic converter
- exhaust gas
- combustion state
- engine
- 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
- 230000003197 catalytic effect Effects 0.000 claims description 7
- 239000007789 gas Substances 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical group [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 239000003054 catalyst Substances 0.000 claims description 2
- 238000005192 partition Methods 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
- Exhaust Gas After Treatment (AREA)
Description
第１図は本考案の実施例に係る排気装置の一部
断面説明図、第２図は触媒コンバータの縦断面図
、第３図は触媒コンバータの切欠部の説明図、第
４図は本考案の実施例に係る排気装置の変形例を
示す要部説明図、第５図は従来における排気装置
の説明図、第６図は従来に於ける酸素濃度センサ
の取り付け状態を示す断面図である。
１……排気マニホールド、４Ａ……排出口、５
……触媒コンバータ、５Ａ……排気ガス入口、５
Ｂ……排気ガス出口、６……３元触媒、７……仕
切板、８……上流側分室、９……下流側分室、１
０……酸素濃度センサ、１０Ａ……検出部、１１
……切欠部。
Fig. 1 is a partially cross-sectional explanatory diagram of an exhaust system according to an embodiment of the present invention, Fig. 2 is a longitudinal cross-sectional view of a catalytic converter, Fig. 3 is an explanatory diagram of a notch in the catalytic converter, and Fig. 4 is an explanatory diagram of the present invention. FIG. 5 is an explanatory diagram of a main part showing a modification of the exhaust system according to the embodiment, FIG. 5 is an explanatory diagram of a conventional exhaust system, and FIG. 6 is a sectional view showing a state in which a conventional oxygen concentration sensor is attached. 1...Exhaust manifold, 4A...Exhaust port, 5
...Catalytic converter, 5A ...Exhaust gas inlet, 5
B... Exhaust gas outlet, 6... Three-way catalyst, 7... Partition plate, 8... Upstream side compartment, 9... Downstream side compartment, 1
0...Oxygen concentration sensor, 10A...Detection section, 11
...Notch.
Claims (1)
多気筒エンジン本体に介装し、触媒コンバータを
その２つの排気ガス入口が排気マニホールドの２
つの排出口に接続するように連結し、さらに、触
媒コンバータを、内部に収納した触媒の上流及び
下流を仕切板で分割することにより排気ガス入口
に臨む２つの上流側分室、及び、排気ガス入口に
対応した２つの排気ガス出口に臨む２つの下流側
分室に区切つた排気装置において、前記触媒コン
バータの触媒の上流に位置する仕切板に切欠部を
形成し、この切欠部付近の空間に、エンジンの燃
焼状態を検出するエンジン燃焼状態検出センサを
備えたことを特徴とする排気装置。 (2) エンジン燃焼状態検出センサは酸素濃度セ
ンサであることを特徴とする実用新案登録請求の
範囲第１項記載の排気装置。[Scope of Claim for Utility Model Registration] (1) An exhaust manifold having two exhaust ports is installed in a multi-cylinder engine body, and a catalytic converter is connected to a catalytic converter with two exhaust gas inlets of the exhaust manifold.
The catalytic converter is connected to two exhaust ports, and the catalytic converter is divided into two upstream compartments facing the exhaust gas inlet by dividing the upstream and downstream of the catalyst housed inside with a partition plate, and the exhaust gas inlet. In an exhaust system divided into two downstream compartments facing two exhaust gas outlets corresponding to An exhaust system characterized by comprising an engine combustion state detection sensor that detects the combustion state of the engine. (2) The exhaust system according to claim 1, wherein the engine combustion state detection sensor is an oxygen concentration sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987103992U JPS648521U (en) | 1987-07-07 | 1987-07-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987103992U JPS648521U (en) | 1987-07-07 | 1987-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS648521U true JPS648521U (en) | 1989-01-18 |
Family
ID=31335314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987103992U Pending JPS648521U (en) | 1987-07-07 | 1987-07-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS648521U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012052514A (en) * | 2010-09-03 | 2012-03-15 | Suzuki Motor Corp | Exhaust pipe structure for internal combustion engine |
-
1987
- 1987-07-07 JP JP1987103992U patent/JPS648521U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012052514A (en) * | 2010-09-03 | 2012-03-15 | Suzuki Motor Corp | Exhaust pipe structure for internal combustion engine |