JPH0267021U - - Google Patents
Info
- Publication number
- JPH0267021U JPH0267021U JP14600888U JP14600888U JPH0267021U JP H0267021 U JPH0267021 U JP H0267021U JP 14600888 U JP14600888 U JP 14600888U JP 14600888 U JP14600888 U JP 14600888U JP H0267021 U JPH0267021 U JP H0267021U
- Authority
- JP
- Japan
- Prior art keywords
- catalyst
- valve
- outlet
- passage
- catalytic converter
- 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
- 239000003054 catalyst Substances 0.000 claims 7
- 230000003197 catalytic effect Effects 0.000 claims 7
- 238000010586 diagram Methods 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
Landscapes
- Exhaust Gas After Treatment (AREA)
Claims (1)
られる触媒コンバータであつて、コンバータケー
スを内管と外管との二重構造に構成し、内管と外
管との間又は内管内のいずれか一方を触媒が配設
され該触媒中を排気ガスが通過可能な触媒通路に
構成するとともに、他方を排気ガスが直接通過可
能な排気ガス通路に構成し、前記触媒通路への入
口部に該入口部を開閉可能な入口側開閉弁を、前
記排気ガス通路の出口部に該出口部を開閉可能な
出口側開閉弁をそれぞれ設け、前記入口側開閉弁
による前記入口部閉作動と前記出口側開閉弁によ
る前記出口部開作動、および前記入口側開閉弁に
よる前記入口部開作動と前記出口側開閉弁による
前記出口部閉作動とを連動させたことを特徴とす
る触媒コンバータ。 【実用新案登録請求の範囲】 第１図は本考案の第１実施例に係る触媒コンバ
ータの縦断面図、第２図は第１図の―線に沿
う横断面図、第３図は第１図の触媒コンバータを
適用した排気系の概略構成図、第４図は本考案の
第２実施例に係る触媒コンバータの縦断面図、で
ある。 １……エンジン、２……排気系、３……触媒コ
ンバータ、４……メイン触媒コンバータ、５，４
３……コンバータケース、６，４１……内管、７
，４２……外管、１１，４６……排気ガス通路、
１２，４４……触媒、１３，４５……触媒通路、
１４，４７……通路孔、１７，２２，４８，４９
……開閉弁、１９，２４，５１，５２……アーム
、２０……ガイド孔、２１，５３……ロツド、２
５，５４……ダイヤフラム弁、２６……負圧通路
、２７……三方切換弁、２８……ＥＣＵ。[Scope of claim for utility model registration] A catalytic converter installed upstream of the main catalytic converter in the exhaust system, in which the converter case has a double structure with an inner tube and an outer tube, and the inner tube and outer tube are connected to each other. Either one of the inner tube and the inner tube is configured as a catalyst passage in which a catalyst is disposed and exhaust gas can pass through the catalyst, and the other is configured as an exhaust gas passage through which exhaust gas can directly pass, and the catalyst passage An inlet-side on-off valve capable of opening and closing the inlet is provided at the inlet of the exhaust gas passage, and an outlet-side on-off valve capable of opening and closing the outlet is provided at the outlet of the exhaust gas passage. A catalyst characterized in that the closing operation and the outlet opening operation by the outlet side on-off valve are linked, and the inlet opening operation by the inlet side on-off valve and the outlet closing operation by the outlet side on-off valve are linked. converter. [Claims for Utility Model Registration] Fig. 1 is a longitudinal cross-sectional view of a catalytic converter according to the first embodiment of the present invention, Fig. 2 is a cross-sectional view taken along the line - in Fig. 1, and Fig. 3 is a cross-sectional view of the catalytic converter according to the first embodiment of the present invention. FIG. 4 is a schematic configuration diagram of an exhaust system to which the catalytic converter shown in FIG. 1... Engine, 2... Exhaust system, 3... Catalytic converter, 4... Main catalytic converter, 5, 4
3...Converter case, 6, 41...Inner tube, 7
, 42... Outer pipe, 11, 46... Exhaust gas passage,
12,44...catalyst, 13,45...catalyst passage,
14, 47... Passage hole, 17, 22, 48, 49
...Opening/closing valve, 19,24,51,52...Arm, 20...Guide hole, 21,53...Rod, 2
5, 54...Diaphragm valve, 26...Negative pressure passage, 27...Three-way switching valve, 28...ECU.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14600888U JPH0267021U (en) | 1988-11-10 | 1988-11-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14600888U JPH0267021U (en) | 1988-11-10 | 1988-11-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0267021U true JPH0267021U (en) | 1990-05-21 |
Family
ID=31415105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14600888U Pending JPH0267021U (en) | 1988-11-10 | 1988-11-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0267021U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009144636A (en) * | 2007-12-17 | 2009-07-02 | Mitsubishi Fuso Truck & Bus Corp | Exhaust emission control device |
| US10458299B2 (en) | 2014-07-21 | 2019-10-29 | Innio Jenbacher Gmbh & Co Og | Exhaust gas aftertreatment apparatus |
| US10801381B2 (en) | 2015-09-04 | 2020-10-13 | Innio Jenbacher Gmbh & Co Og | Exhaust gas after treatment device |
-
1988
- 1988-11-10 JP JP14600888U patent/JPH0267021U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009144636A (en) * | 2007-12-17 | 2009-07-02 | Mitsubishi Fuso Truck & Bus Corp | Exhaust emission control device |
| US10458299B2 (en) | 2014-07-21 | 2019-10-29 | Innio Jenbacher Gmbh & Co Og | Exhaust gas aftertreatment apparatus |
| US10801381B2 (en) | 2015-09-04 | 2020-10-13 | Innio Jenbacher Gmbh & Co Og | Exhaust gas after treatment device |