CN102282354A - 用于内燃机的燃料喷射器 - Google Patents
用于内燃机的燃料喷射器 Download PDFInfo
- Publication number
- CN102282354A CN102282354A CN2009801546532A CN200980154653A CN102282354A CN 102282354 A CN102282354 A CN 102282354A CN 2009801546532 A CN2009801546532 A CN 2009801546532A CN 200980154653 A CN200980154653 A CN 200980154653A CN 102282354 A CN102282354 A CN 102282354A
- Authority
- CN
- China
- Prior art keywords
- valve needle
- fuel injector
- pressure chamber
- circumferential weld
- nozzle
- 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
- 239000000446 fuel Substances 0.000 title claims abstract description 35
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 3
- 230000003044 adaptive effect Effects 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005755 formation reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
Classifications
-
- 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
- F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
- F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type
-
- 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
- F02M47/022—Mechanically actuated valves draining the chamber to release the closing pressure
-
- 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
- F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
- F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type
- F02M61/12—Other injectors with elongated valve bodies, i.e. of needle-valve type characterised by the provision of guiding or centring means for valve bodies
-
- 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
- F02M61/161—Means for adjusting injection-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
- F02M2200/28—Details of throttles in fuel-injection apparatus
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)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200910000206 DE102009000206A1 (de) | 2009-01-14 | 2009-01-14 | Kraftstoffinjektor für Brennkraftmaschinen |
DE102009000206.5 | 2009-01-14 | ||
PCT/EP2009/065278 WO2010081574A1 (fr) | 2009-01-14 | 2009-11-17 | Injecteur de carburant pour moteurs à combustion interne |
Publications (1)
Publication Number | Publication Date |
---|---|
CN102282354A true CN102282354A (zh) | 2011-12-14 |
Family
ID=41682737
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009801546532A Pending CN102282354A (zh) | 2009-01-14 | 2009-11-17 | 用于内燃机的燃料喷射器 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP2387661B1 (fr) |
CN (1) | CN102282354A (fr) |
DE (1) | DE102009000206A1 (fr) |
WO (1) | WO2010081574A1 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104847556A (zh) * | 2015-05-19 | 2015-08-19 | 中国重汽集团重庆燃油喷射系统有限公司 | 无静态泄漏喷油器 |
CN109681360A (zh) * | 2019-02-28 | 2019-04-26 | 一汽解放汽车有限公司 | 一种用于燃料喷射阀的长针阀 |
CN110529317A (zh) * | 2019-08-23 | 2019-12-03 | 一汽解放汽车有限公司 | 一种燃料喷射阀阀套总成 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009029562A1 (de) * | 2009-07-30 | 2011-02-03 | Robert Bosch Gmbh | Kraftstoffeinspritzventil für Brennkraftmaschinen |
DE102010043363A1 (de) | 2010-11-04 | 2012-05-10 | Robert Bosch Gmbh | Magnetankeranordnung und Kraftstoffinjektor mit einer Magnetankeranordnung |
DE102011077464A1 (de) | 2011-06-14 | 2012-12-20 | Robert Bosch Gmbh | Kraftstoffinjektor für eine Brennkraftmaschine |
EP2568157A1 (fr) * | 2011-09-08 | 2013-03-13 | Delphi Technologies Holding S.à.r.l. | Buse à injection |
EP2818687A1 (fr) * | 2013-06-27 | 2014-12-31 | Delphi International Operations Luxembourg S.à r.l. | Injecteur de carburant |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10019153A1 (de) * | 2000-04-18 | 2001-10-25 | Bosch Gmbh Robert | Kraftstoffeinspritzventil für Brennkraftmaschinen |
DE10149961A1 (de) * | 2001-10-10 | 2003-04-30 | Bosch Gmbh Robert | Kraftstoff-Einspritzvorrichtung für eine Brennkraftmaschine, insbesondere Common-Rail-Injektor, sowie Kraftstoffsystem und Brennkraftmaschine |
DE10348928A1 (de) * | 2003-10-18 | 2005-05-12 | Bosch Gmbh Robert | Kraftstoffeinspritzvorrichtung |
EP1851427B1 (fr) * | 2005-02-22 | 2011-05-11 | Continental Automotive Systems US, Inc. | Injecteur a rampe commune avec dispositif actif de fermeture par pointeau |
DE102006036447A1 (de) | 2006-08-04 | 2008-02-07 | Robert Bosch Gmbh | Injektor für ein Kraftstoffeinspritzsystem |
DE102007032741A1 (de) | 2007-07-13 | 2009-01-15 | Robert Bosch Gmbh | Kraftstoffeinspritzventil für Brennkraftmaschinen |
US7690588B2 (en) * | 2007-07-31 | 2010-04-06 | Caterpillar Inc. | Fuel injector nozzle with flow restricting device |
-
2009
- 2009-01-14 DE DE200910000206 patent/DE102009000206A1/de not_active Withdrawn
- 2009-11-17 EP EP09753107A patent/EP2387661B1/fr active Active
- 2009-11-17 CN CN2009801546532A patent/CN102282354A/zh active Pending
- 2009-11-17 WO PCT/EP2009/065278 patent/WO2010081574A1/fr active Application Filing
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104847556A (zh) * | 2015-05-19 | 2015-08-19 | 中国重汽集团重庆燃油喷射系统有限公司 | 无静态泄漏喷油器 |
CN109681360A (zh) * | 2019-02-28 | 2019-04-26 | 一汽解放汽车有限公司 | 一种用于燃料喷射阀的长针阀 |
CN110529317A (zh) * | 2019-08-23 | 2019-12-03 | 一汽解放汽车有限公司 | 一种燃料喷射阀阀套总成 |
Also Published As
Publication number | Publication date |
---|---|
EP2387661B1 (fr) | 2012-10-03 |
DE102009000206A1 (de) | 2010-07-15 |
EP2387661A1 (fr) | 2011-11-23 |
WO2010081574A1 (fr) | 2010-07-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20111214 |
|
C20 | Patent right or utility model deemed to be abandoned or is abandoned |