JP5704110B2 - 内燃機関の排気浄化装置および添加弁ホルダ - Google Patents
内燃機関の排気浄化装置および添加弁ホルダ Download PDFInfo
- Publication number
- JP5704110B2 JP5704110B2 JP2012095146A JP2012095146A JP5704110B2 JP 5704110 B2 JP5704110 B2 JP 5704110B2 JP 2012095146 A JP2012095146 A JP 2012095146A JP 2012095146 A JP2012095146 A JP 2012095146A JP 5704110 B2 JP5704110 B2 JP 5704110B2
- Authority
- JP
- Japan
- Prior art keywords
- addition valve
- holder
- cooling fin
- exhaust pipe
- internal combustion
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2066—Selective catalytic reduction [SCR]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/11—Adding substances to exhaust gases the substance or part of the dosing system being cooled
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Gas After Treatment (AREA)
Description
12:排気管
14:排気浄化装置
16、60、70、80、90:尿素水添加弁(添加弁)
18:選択還元型触媒(触媒)
30:接続管(排気管)
32、62、72、82、92:添加弁ホルダ
36:ホルダ部
38、86:フランジ部
40、64、74、84、94:冷却フィン
96:貫通穴(穴)
96’:突起
Claims (4)
- 内燃機関の排気管に設けられている添加弁と、該添加弁よりも下流側の前記排気管に設けられている触媒とを、含んで構成されている内燃機関の排気浄化装置であって、
前記添加弁は、筒状のホルダ部、該ホルダ部の一端に固設されて前記排気管に取り付けられるフランジ部、および該ホルダ部の周囲に固定されている冷却フィンから構成される添加弁ホルダを介して前記排気管に固定され、
前記冷却フィンは、前記ホルダ部および前記フランジ部の両方に固定されており、振動の大きい方向に配置される冷却フィンほど径方向に長くされていることを特徴とする内燃機関の排気浄化装置。 - 前記ホルダ部は、円筒状に形成されており、
前記冷却フィンは、前記ホルダ部の外周面から径方向に伸びる複数枚の板材で構成され、周方向において等角度間隔に放射状に配置されていることを特徴とする請求項1の内燃機関の排気浄化装置。 - 前記冷却フィンには、穴または突起が形成されていることを特徴する請求項1または2の内燃機関の排気浄化装置。
- 内燃機関の排気管に設けられて該排気管内に添加剤を添加する添加弁を前記排気管に固定するための添加弁ホルダであって、
前記添加弁ホルダは、筒状のホルダ部、該ホルダ部の一端に固設されて前記排気管に取り付けられるフランジ部、および該ホルダ部の周囲に固定されている冷却フィンから構成され、
前記冷却フィンは、前記ホルダ部および前記フランジ部の両方に固定されており、振動の大きい方向に配置される冷却フィンほど径方向に長くされていることを特徴とする添加弁ホルダ。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012095146A JP5704110B2 (ja) | 2012-04-18 | 2012-04-18 | 内燃機関の排気浄化装置および添加弁ホルダ |
EP13163402.4A EP2653685B1 (en) | 2012-04-18 | 2013-04-11 | Exhaust Gas Control Apparatus for Internal Combustion Engine and Injection Valve Holder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012095146A JP5704110B2 (ja) | 2012-04-18 | 2012-04-18 | 内燃機関の排気浄化装置および添加弁ホルダ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013221475A JP2013221475A (ja) | 2013-10-28 |
JP5704110B2 true JP5704110B2 (ja) | 2015-04-22 |
Family
ID=48092768
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012095146A Expired - Fee Related JP5704110B2 (ja) | 2012-04-18 | 2012-04-18 | 内燃機関の排気浄化装置および添加弁ホルダ |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP2653685B1 (ja) |
JP (1) | JP5704110B2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105986860B (zh) * | 2015-01-30 | 2019-07-23 | 天纳克(苏州)排放系统有限公司 | 计量泵嘴及其发动机排气后处理系统 |
JP2016176341A (ja) * | 2015-03-18 | 2016-10-06 | トヨタ自動車株式会社 | 内燃機関の排気処理装置 |
KR101815770B1 (ko) * | 2016-06-30 | 2018-01-05 | 주식회사 현대케피코 | 요소수 인젝터 모듈 |
CN109372615A (zh) * | 2018-12-06 | 2019-02-22 | 宁波安创电子科技有限公司 | 一种具有散热防护罩的尿素喷嘴 |
DE102020126726A1 (de) | 2020-10-12 | 2022-04-14 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Montagevorrichtung für ein Einspritzventil eines Abgasbehandlungssystems eines Kraftfahrzeugs |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005264756A (ja) * | 2004-03-16 | 2005-09-29 | Toyota Industries Corp | 排気浄化装置 |
JP2009041370A (ja) * | 2007-08-06 | 2009-02-26 | Bosch Corp | 内燃機関の排気浄化装置 |
JP2009138627A (ja) * | 2007-12-06 | 2009-06-25 | Hino Motors Ltd | 尿素水添加ノズル |
EP2105592B1 (en) * | 2008-03-28 | 2010-03-24 | Magneti Marelli S.p.A. | Mounting device for an injector in an exhaust system of an internal combustion engine |
US20090266343A1 (en) * | 2008-04-25 | 2009-10-29 | Lecca Oscar A | Thick film resistor fuel vaporizer |
DE102009027185A1 (de) * | 2009-06-25 | 2010-12-30 | Robert Bosch Gmbh | Dosiervorrichtung zur Nachbehandlung von Abgasen |
US20110099974A1 (en) * | 2009-11-03 | 2011-05-05 | International Engine Intellectual Property Company Llc | Reductant spray injector boss |
-
2012
- 2012-04-18 JP JP2012095146A patent/JP5704110B2/ja not_active Expired - Fee Related
-
2013
- 2013-04-11 EP EP13163402.4A patent/EP2653685B1/en not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
EP2653685A1 (en) | 2013-10-23 |
JP2013221475A (ja) | 2013-10-28 |
EP2653685B1 (en) | 2015-01-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5704110B2 (ja) | 内燃機関の排気浄化装置および添加弁ホルダ | |
US8916104B2 (en) | Exhaust gas denitrifying system having noise-reduction structure | |
JP2008303821A (ja) | 内燃機関の排気浄化装置 | |
CN106194343B (zh) | 还原剂喷射器用垫片以及废气后处理装置 | |
US20120047882A1 (en) | Exhaust gas purification apparatus | |
JP2018044528A (ja) | エンジンの排気浄化装置 | |
JP5478648B2 (ja) | 混合装置 | |
JP5602492B2 (ja) | 排気管 | |
JP6769153B2 (ja) | 内燃機関の排ガス浄化装置 | |
JP2010180780A (ja) | 内燃機関の排気浄化装置 | |
US20140007563A1 (en) | Multiple Skewed Channel Bricks Mounted In Opposing Clocking Directions | |
JP2010090808A (ja) | 排気浄化装置および内燃機関の排気浄化装置 | |
JP2019143532A (ja) | 還元剤噴射装置 | |
US11698008B2 (en) | Exhaust device | |
JP2013119773A (ja) | 排気浄化装置 | |
JP2009167910A (ja) | 排気通路構造 | |
WO2023105876A1 (ja) | 排気構造およびインジェクタ取付部材 | |
WO2020189577A1 (ja) | ミキサー部材 | |
JP7314840B2 (ja) | 排気構造 | |
JP2019173709A (ja) | 排気浄化装置 | |
JP2020193597A (ja) | 排気システム | |
CN112824660B (zh) | 稀燃发动机后处理系统 | |
JP6537923B2 (ja) | 溶接部品の取付構造 | |
JP6729008B2 (ja) | 排気浄化装置 | |
JP2009270450A (ja) | 排気浄化装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20140227 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20140604 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20140610 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20140806 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20150127 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20150209 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 5704110 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |
|
LAPS | Cancellation because of no payment of annual fees |