CN102472212B - 燃料喷射器 - Google Patents
燃料喷射器 Download PDFInfo
- Publication number
- CN102472212B CN102472212B CN201080037817.6A CN201080037817A CN102472212B CN 102472212 B CN102472212 B CN 102472212B CN 201080037817 A CN201080037817 A CN 201080037817A CN 102472212 B CN102472212 B CN 102472212B
- Authority
- CN
- China
- Prior art keywords
- needle
- fuel
- control chamber
- flow
- backing plate
- 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
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
- F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/20—Closing valves mechanically, e.g. arrangements of springs or weights or permanent magnets; Damping of valve lift
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/20—Closing valves mechanically, e.g. arrangements of springs or weights or permanent magnets; Damping of valve lift
- F02M61/205—Means specially adapted for varying the spring tension or assisting the spring force to close the injection-valve, e.g. with damping of valve lift
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/30—Fuel-injection apparatus having mechanical parts, the movement of which is damped
- F02M2200/304—Fuel-injection apparatus having mechanical parts, the movement of which is damped using hydraulic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
- F02M2547/005—Fuel injectors without fuel return, i.e. the pressure in the control chamber is released into the combustion chamber with fluid flow only in one direction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
- F02M2547/008—Means for influencing the flow rate out of or into a control chamber, e.g. depending on the position of the needle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09168746A EP2295784B1 (en) | 2009-08-26 | 2009-08-26 | Fuel injector |
EP09168746.7 | 2009-08-26 | ||
PCT/EP2010/060672 WO2011023475A1 (en) | 2009-08-26 | 2010-07-22 | Fuel injector |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102472212A CN102472212A (zh) | 2012-05-23 |
CN102472212B true CN102472212B (zh) | 2014-04-23 |
Family
ID=41629876
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201080037817.6A Active CN102472212B (zh) | 2009-08-26 | 2010-07-22 | 燃料喷射器 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10174730B2 (zh) |
EP (1) | EP2295784B1 (zh) |
JP (1) | JP5584874B2 (zh) |
CN (1) | CN102472212B (zh) |
AT (1) | ATE546636T1 (zh) |
WO (1) | WO2011023475A1 (zh) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2295784B1 (en) * | 2009-08-26 | 2012-02-22 | Delphi Technologies Holding S.à.r.l. | Fuel injector |
PL2503138T3 (pl) * | 2011-03-24 | 2013-10-31 | Omt Off Mec Torino S P A | Sterowany elektrycznie wtryskiwacz paliwa do dużych silników wysokoprężnych |
US10982635B2 (en) * | 2012-05-29 | 2021-04-20 | Delphi Technologies Ip Limited | Fuel injector and method for controlling the same |
EP2669503A1 (en) * | 2012-05-29 | 2013-12-04 | Delphi Technologies Holding S.à.r.l. | Fuel Injector |
EP2829717A1 (fr) * | 2013-07-23 | 2015-01-28 | Delphi International Operations Luxembourg S.à r.l. | Injecteur de carburant |
DE102013220823B3 (de) * | 2013-10-15 | 2015-03-05 | Robert Bosch Gmbh | Kraftstoffeinspritzventil für Brennkraftmaschinen |
EP3234340B1 (en) * | 2014-12-19 | 2020-07-08 | Volvo Truck Corporation | Injection system of an internal combustion engine and automotive vehicle including such an injection system |
RU2646170C2 (ru) * | 2016-07-06 | 2018-03-01 | федеральное государственное бюджетное образовательное учреждение высшего образования "Московский государственный технический университет имени Н.Э. Баумана (национальный исследовательский университет)" (МГТУ им. Н.Э. Баумана) | Электрогидравлическая форсунка аккумуляторной топливной системы дизельного двигателя |
CN106762293A (zh) * | 2017-01-18 | 2017-05-31 | 哈尔滨工程大学 | 一种无静态泄漏的双路进油长针阀电控喷油器 |
CN106677942A (zh) * | 2017-01-18 | 2017-05-17 | 哈尔滨工程大学 | 一种无静态泄漏的双路进油长针阀孔板式电控喷油器 |
CN106677941A (zh) * | 2017-01-18 | 2017-05-17 | 哈尔滨工程大学 | 双路进油长针阀孔板式电控喷油器 |
CN106837637A (zh) * | 2017-01-18 | 2017-06-13 | 哈尔滨工程大学 | 一种带有刻沟的双路进油长针阀孔板式电控喷油器 |
CN106593720A (zh) * | 2017-01-18 | 2017-04-26 | 哈尔滨工程大学 | 长针阀孔板式电控喷油器 |
CN106762292A (zh) * | 2017-01-18 | 2017-05-31 | 哈尔滨工程大学 | 一种带有刻沟的长针阀孔板式电控喷油器 |
CN106593727A (zh) * | 2017-01-18 | 2017-04-26 | 哈尔滨工程大学 | 一种无静态泄漏的长针阀电控喷油器 |
FR3080891B1 (fr) * | 2018-05-03 | 2020-10-09 | Delphi Tech Ip Ltd | Injecteur de carburant pour moteur a combustion interne |
GB2573522B (en) * | 2018-05-08 | 2020-08-19 | Delphi Tech Ip Ltd | Method of identifying faults in the operation of hydraulic fuel injectors having accelerometers |
CN113266500B (zh) * | 2021-05-28 | 2024-05-17 | 无锡威孚高科技集团股份有限公司 | 控制阀及喷射器 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10132501A1 (de) * | 2001-07-05 | 2002-10-17 | Bosch Gmbh Robert | Kraftstoffinjektor mit einem hubabhängig veränderlichen Drosselelement |
DE102005054927A1 (de) * | 2005-11-17 | 2007-05-31 | Siemens Ag | Kraftstoffinjektor mit verbesserter Einspritzmengenstabilität |
CN101133241A (zh) * | 2005-03-01 | 2008-02-27 | 卡特彼勒公司 | 具有逐渐受限的排出通路的燃料喷射器 |
Family Cites Families (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11173234A (ja) * | 1997-12-12 | 1999-06-29 | Denso Corp | 燃料噴射弁 |
US6089470A (en) * | 1999-03-10 | 2000-07-18 | Diesel Technology Company | Control valve assembly for pumps and injectors |
DE19939939A1 (de) * | 1999-08-23 | 2001-04-19 | Bosch Gmbh Robert | Injektor für ein Common-Rail-Einspritzsystem für Brennkraftmaschinen mit kompakter Bauweise |
JP4048699B2 (ja) * | 1999-11-10 | 2008-02-20 | 株式会社デンソー | 燃料噴射弁 |
US6270024B1 (en) * | 2000-01-12 | 2001-08-07 | Woodward Governor Company | Hydraulically actuated fuel injector cartridge and system for high pressure gaseous fuel injection |
DE10015268A1 (de) * | 2000-03-28 | 2001-10-04 | Siemens Ag | Einspritzventil mit Bypaßdrossel |
DE10024702A1 (de) * | 2000-05-18 | 2001-11-22 | Bosch Gmbh Robert | Einspritzanordnung für ein Kraftstoff-Speichereinspritzsystem einer Verbrennungsmaschine |
DE10025497A1 (de) * | 2000-05-23 | 2001-11-29 | Bosch Gmbh Robert | Kraftstoffeinspritzventil |
DE10056165C2 (de) * | 2000-11-13 | 2003-06-12 | Bosch Gmbh Robert | Sammelraumbeaufschlagter Injektor mit kaskadenförmiger Steuerungsanordnung |
DE10060812A1 (de) * | 2000-12-07 | 2002-06-13 | Bosch Gmbh Robert | Kraftstoffeinspritzsystem für Brennkraftmaschinen |
DE10060836C1 (de) * | 2000-12-07 | 2002-07-25 | Bosch Gmbh Robert | Druckgesteuerter CR Injektor mit gestuftem Öffnungs- und Schließverhalten |
US6467391B2 (en) * | 2000-12-19 | 2002-10-22 | Caterpillar Inc | Hydraulic device with anti-stiction features |
DE10108195A1 (de) * | 2001-02-21 | 2002-08-22 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
DE10126370A1 (de) * | 2001-05-30 | 2002-12-19 | Bosch Gmbh Robert | Kraftstoffinjektor mit Düsennadeldämpfung |
DE10131642A1 (de) * | 2001-06-29 | 2003-01-16 | Bosch Gmbh Robert | Kraftstoffinjektor mit variabler Steuerraumdruckbeaufschlagung |
JP3557554B2 (ja) * | 2001-07-16 | 2004-08-25 | 株式会社ボッシュオートモーティブシステム | 燃料噴射弁におけるノズルニードルの制御構造 |
US6647966B2 (en) * | 2001-09-21 | 2003-11-18 | Caterpillar Inc | Common rail fuel injection system and fuel injector for same |
DE10160262A1 (de) * | 2001-12-07 | 2003-06-18 | Bosch Gmbh Robert | Injektor, insbesondere für Common-Rail-Einspritzsysteme von Dieselmotoren |
US6776190B2 (en) * | 2002-04-08 | 2004-08-17 | Caterpillar Inc. | Valve lift spacer and valve using same |
US6824081B2 (en) * | 2002-06-28 | 2004-11-30 | Cummins Inc. | Needle controlled fuel injector with two control valves |
DE10229415A1 (de) * | 2002-06-29 | 2004-01-29 | Robert Bosch Gmbh | Einrichtung zur Nadelhubdämpfung an druckgesteuerten Kraftstoffinjektoren |
GB0215490D0 (en) * | 2002-07-04 | 2002-08-14 | Delphi Tech Inc | Control valve arrangement |
US6702207B2 (en) * | 2002-07-16 | 2004-03-09 | Robert Bosch Gmbh | Fuel injector control module with unidirectional dampening |
KR20050026035A (ko) * | 2002-07-29 | 2005-03-14 | 로베르트 보쉬 게엠베하 | 조절 가능한 니들 속도에 의해 압력이 증폭되거나 압력이증폭되지 않는 연료 분사기 및 상기 연료 분사기의 조절방법 |
JP3832401B2 (ja) * | 2002-08-07 | 2006-10-11 | トヨタ自動車株式会社 | 燃料噴射装置 |
US6880766B2 (en) * | 2003-02-28 | 2005-04-19 | Caterpillar Inc | Leak arrest volume for reducing component separation and fuel injector using same |
DE10315015B4 (de) * | 2003-04-02 | 2005-12-15 | Robert Bosch Gmbh | Kraftstoffinjektor mit Druckverstärker und Servoventil mit optimierter Steuermenge |
DE10315016A1 (de) * | 2003-04-02 | 2004-10-28 | Robert Bosch Gmbh | Kraftstoffinjektor mit leckagefreiem Servoventil |
EP1613856B1 (de) * | 2003-04-02 | 2008-07-09 | Robert Bosch Gmbh | Servoventilangesteuerter kraftstoffinjektor mit druckübersetzer |
DE10333697A1 (de) * | 2003-07-24 | 2005-02-24 | Robert Bosch Gmbh | Kraftstoffeinspritzvorrichtung |
DE10335211A1 (de) * | 2003-08-01 | 2005-02-17 | Robert Bosch Gmbh | Kraftstoff-Einspritzvorrichtung für eine Brennkraftmaschine |
ATE366359T1 (de) * | 2003-12-12 | 2007-07-15 | Delphi Tech Inc | Einspritzventil mit steuerungsventil, das den druck im steuerungsraum steuert |
US7134616B2 (en) * | 2004-01-12 | 2006-11-14 | Caterpillar Inc | Fuel injector with auxiliary valve |
JP4134979B2 (ja) * | 2004-11-22 | 2008-08-20 | 株式会社デンソー | 内燃機関用燃料噴射装置 |
ATE493577T1 (de) * | 2004-12-03 | 2011-01-15 | Ganser Hydromag | Brennstoffeinspritzventil mit druckverstärkung |
US7637442B2 (en) * | 2005-03-09 | 2009-12-29 | Keihin Corporation | Fuel injection valve |
JP4305416B2 (ja) * | 2005-06-09 | 2009-07-29 | 株式会社デンソー | 内燃機関用燃料噴射装置 |
DE102006062216A1 (de) * | 2006-12-22 | 2008-06-26 | Robert Bosch Gmbh | Kraftstoffinjektor |
GB0801997D0 (en) * | 2007-05-01 | 2008-03-12 | Delphi Tech Inc | Fuel injector |
ATE500416T1 (de) * | 2007-07-30 | 2011-03-15 | Fiat Ricerche | Druckausgeglichenes servoventil für ein brennstoffeinspritzventil einer verbrennungskraftmaschine |
DE602008003324D1 (de) * | 2008-06-27 | 2010-12-16 | Fiat Ricerche | Brennstoffeinspritzvorrichtung mit Mess-Servoventil für einen Verbrennungsmotor |
EP2295784B1 (en) * | 2009-08-26 | 2012-02-22 | Delphi Technologies Holding S.à.r.l. | Fuel injector |
EP2290219B1 (en) * | 2009-08-26 | 2013-01-23 | Delphi Technologies Holding S.à.r.l. | Three-way control valve |
-
2009
- 2009-08-26 EP EP09168746A patent/EP2295784B1/en active Active
- 2009-08-26 AT AT09168746T patent/ATE546636T1/de active
-
2010
- 2010-07-22 WO PCT/EP2010/060672 patent/WO2011023475A1/en active Application Filing
- 2010-07-22 JP JP2012525958A patent/JP5584874B2/ja not_active Expired - Fee Related
- 2010-07-22 CN CN201080037817.6A patent/CN102472212B/zh active Active
- 2010-07-22 US US13/392,155 patent/US10174730B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10132501A1 (de) * | 2001-07-05 | 2002-10-17 | Bosch Gmbh Robert | Kraftstoffinjektor mit einem hubabhängig veränderlichen Drosselelement |
CN101133241A (zh) * | 2005-03-01 | 2008-02-27 | 卡特彼勒公司 | 具有逐渐受限的排出通路的燃料喷射器 |
DE102005054927A1 (de) * | 2005-11-17 | 2007-05-31 | Siemens Ag | Kraftstoffinjektor mit verbesserter Einspritzmengenstabilität |
Also Published As
Publication number | Publication date |
---|---|
US10174730B2 (en) | 2019-01-08 |
EP2295784B1 (en) | 2012-02-22 |
US20120174893A1 (en) | 2012-07-12 |
WO2011023475A1 (en) | 2011-03-03 |
JP5584874B2 (ja) | 2014-09-10 |
CN102472212A (zh) | 2012-05-23 |
ATE546636T1 (de) | 2012-03-15 |
EP2295784A1 (en) | 2011-03-16 |
JP2013503285A (ja) | 2013-01-31 |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: DELPHI INTERNATIONAL OPERATION LUXEMBOURG CO., LTD Free format text: FORMER OWNER: DELPHI TECHNOLOGY HOLDINGS CO., LTD. Effective date: 20140806 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140806 Address after: Luxemburg salad day Patentee after: DELPHI TECHNOLOGIES HOLDING S.A.R.L. Address before: Luxemburg salad day Patentee before: Delphi Technology Holdings Co., Ltd. Effective date of registration: 20140806 Address after: Luxemburg salad day Patentee after: DELPHI TECHNOLOGIES HOLDING S.A.R.L. Address before: Luxemburg salad day Patentee before: Delphi Technology Holdings Co., Ltd. |
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TR01 | Transfer of patent right | ||
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Effective date of registration: 20200515 Address after: Babado J San Michael Patentee after: DELPHI TECHNOLOGIES IP Ltd. Address before: Luxemburg salad day Patentee before: DELPHI INTERNATIONAL OPERATIONS LUXEMBOURG S.A.R.L. |