EP2273115B1 - Fluidpumpe, insbesondere Kraftstoffhochdruckpumpe, mit Druckdämpfer - Google Patents
Fluidpumpe, insbesondere Kraftstoffhochdruckpumpe, mit Druckdämpfer Download PDFInfo
- Publication number
- EP2273115B1 EP2273115B1 EP10176791.1A EP10176791A EP2273115B1 EP 2273115 B1 EP2273115 B1 EP 2273115B1 EP 10176791 A EP10176791 A EP 10176791A EP 2273115 B1 EP2273115 B1 EP 2273115B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- casing
- damper
- fluid pump
- pressure
- housing
- 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
-
- 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
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/0011—Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor
- F02M37/0041—Means for damping pressure pulsations
-
- 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
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/04—Means for damping vibrations or pressure fluctuations in injection pump inlets or outlets
-
- 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
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/20—Varying fuel delivery in quantity or timing
- F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
- F02M59/366—Valves being actuated electrically
-
- 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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
- F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails
-
- 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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
- F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails
- F02M63/023—Means for varying pressure in common rails
- F02M63/0235—Means for varying pressure in common rails by bleeding fuel pressure
- F02M63/0245—Means for varying pressure in common rails by bleeding fuel pressure between the high pressure pump and the common rail
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B11/00—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation
- F04B11/0008—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using accumulators
- F04B11/0016—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using accumulators with a fluid spring
-
- 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
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/0047—Layout or arrangement of systems for feeding fuel
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel-Injection Apparatus (AREA)
- Reciprocating Pumps (AREA)
- Details Of Reciprocating Pumps (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10345725.9A DE10345725B4 (de) | 2003-10-01 | 2003-10-01 | Kraftstoff-Hochdruckpumpe |
EP04787240A EP1671031B1 (de) | 2003-10-01 | 2004-09-29 | Fluidpumpe, insbesondere kraftstoffhochdruckpumpe, mit druckdämpfer |
Related Parent Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04787240A Division EP1671031B1 (de) | 2003-10-01 | 2004-09-29 | Fluidpumpe, insbesondere kraftstoffhochdruckpumpe, mit druckdämpfer |
EP04787240.3 Division | 2004-09-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2273115A1 EP2273115A1 (de) | 2011-01-12 |
EP2273115B1 true EP2273115B1 (de) | 2014-04-16 |
Family
ID=34353249
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04787240A Active EP1671031B1 (de) | 2003-10-01 | 2004-09-29 | Fluidpumpe, insbesondere kraftstoffhochdruckpumpe, mit druckdämpfer |
EP10176791.1A Active EP2273115B1 (de) | 2003-10-01 | 2004-09-29 | Fluidpumpe, insbesondere Kraftstoffhochdruckpumpe, mit Druckdämpfer |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04787240A Active EP1671031B1 (de) | 2003-10-01 | 2004-09-29 | Fluidpumpe, insbesondere kraftstoffhochdruckpumpe, mit druckdämpfer |
Country Status (4)
Country | Link |
---|---|
EP (2) | EP1671031B1 (ja) |
JP (1) | JP4235647B2 (ja) |
DE (2) | DE10345725B4 (ja) |
WO (1) | WO2005031161A2 (ja) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4415884B2 (ja) | 2005-03-11 | 2010-02-17 | 株式会社日立製作所 | 電磁駆動機構,電磁弁機構及び電磁駆動機構によって操作される吸入弁を備えた高圧燃料供給ポンプ,電磁弁機構を備えた高圧燃料供給ポンプ |
JP4686501B2 (ja) | 2007-05-21 | 2011-05-25 | 日立オートモティブシステムズ株式会社 | 液体脈動ダンパ機構、および液体脈動ダンパ機構を備えた高圧燃料供給ポンプ |
JP5002523B2 (ja) | 2008-04-25 | 2012-08-15 | 日立オートモティブシステムズ株式会社 | 燃料の圧力脈動低減機構、及びそれを備えた内燃機関の高圧燃料供給ポンプ |
DE102008043217A1 (de) | 2008-10-28 | 2010-04-29 | Robert Bosch Gmbh | Kraftstoff-Hochdruckpumpe für eine Brennkraftmaschine |
DE102010027858A1 (de) * | 2010-04-16 | 2011-11-24 | Robert Bosch Gmbh | Kraftstoff-Hochdruckpumpe für eine Brennkraftmaschine |
DE102010064221A1 (de) * | 2010-12-27 | 2012-06-28 | Robert Bosch Gmbh | Einspritzpumpe für ein Kraftstoffeinspritzsystem |
JP5310748B2 (ja) * | 2011-01-12 | 2013-10-09 | トヨタ自動車株式会社 | 高圧ポンプ |
US9109593B2 (en) | 2011-08-23 | 2015-08-18 | Denso Corporation | High pressure pump |
CN102562395A (zh) * | 2011-12-30 | 2012-07-11 | 成都威特电喷有限责任公司 | 稳定电控高压油泵低压系统压力的电控高压油泵 |
DE102013207393A1 (de) * | 2013-04-24 | 2014-10-30 | Robert Bosch Gmbh | Kolbenpumpe, insbesondere Hochdruckpumpe für ein Kraftstoffsystem für eine Brennkraftmaschine |
DE102013218878A1 (de) * | 2013-09-19 | 2015-03-19 | Robert Bosch Gmbh | Fluidfördersystem |
GB201322264D0 (en) * | 2013-12-17 | 2014-01-29 | Delphi Tech Holding Sarl | High Pressure Pump |
JP5923549B2 (ja) * | 2014-05-20 | 2016-05-24 | 日立オートモティブシステムズ株式会社 | 高圧燃料供給ポンプ、及び高圧燃料供給ポンプの製造方法 |
JP6260478B2 (ja) * | 2014-07-10 | 2018-01-17 | 株式会社デンソー | 高圧ポンプ |
JP6361337B2 (ja) * | 2014-07-10 | 2018-07-25 | 株式会社デンソー | 高圧ポンプ |
WO2016056333A1 (ja) | 2014-10-09 | 2016-04-14 | 日立オートモティブシステムズ株式会社 | 高圧燃料供給ポンプ |
JP2015017619A (ja) * | 2014-10-27 | 2015-01-29 | 株式会社デンソー | 高圧ポンプ |
JP6012785B2 (ja) * | 2015-01-30 | 2016-10-25 | 日立オートモティブシステムズ株式会社 | 燃料の圧力脈動低減機構、及びそれを備えた内燃機関の高圧燃料供給ポンプ |
DE102015220870A1 (de) | 2015-10-26 | 2017-04-27 | Robert Bosch Gmbh | Hochdruckpumpe |
DE102016200125B4 (de) | 2016-01-08 | 2018-05-30 | Continental Automotive Gmbh | Kraftstoffhochdruckpumpe |
DE102016203217B4 (de) * | 2016-02-29 | 2020-12-10 | Vitesco Technologies GmbH | Dämpferkapsel, Druckpulsationsdämpfer und Kraftstoffhochdruckpumpe |
DE102016205427A1 (de) | 2016-04-01 | 2017-10-05 | Robert Bosch Gmbh | Druckdämpfungseinrichtung für eine Fluidpumpe, insbesondere für eine Hochdruckpumpe eines Kraftstoffeinspritzsystems |
DE102016205428A1 (de) | 2016-04-01 | 2017-10-05 | Robert Bosch Gmbh | Druckdämpfungseinrichtung für eine Fluidpumpe, insbesondere für eine Hochdruckpumpe eines Kraftstoffeinspritzsystems |
JP6310026B2 (ja) * | 2016-09-20 | 2018-04-11 | 日立オートモティブシステムズ株式会社 | 燃料の圧力脈動低減機構、及びそれを備えた内燃機関の高圧燃料供給ポンプ |
JP6888408B2 (ja) | 2017-05-11 | 2021-06-16 | 株式会社デンソー | パルセーションダンパおよび燃料ポンプ装置 |
DE102017213891B3 (de) * | 2017-08-09 | 2019-02-14 | Continental Automotive Gmbh | Kraftstoffhochdruckpumpe für ein Kraftstoffeinspritzsystem |
CN111417777B (zh) * | 2017-12-05 | 2021-12-10 | 日立安斯泰莫株式会社 | 高压燃料供给泵 |
KR102021892B1 (ko) * | 2017-12-26 | 2019-09-18 | (주)모토닉 | 엔진의 연료맥동 저감용 댐핑기구 |
JP6511559B2 (ja) * | 2018-03-13 | 2019-05-15 | 日立オートモティブシステムズ株式会社 | 燃料の圧力脈動低減機構、及びそれを備えた内燃機関の高圧燃料供給ポンプ |
DE102018212223A1 (de) * | 2018-07-23 | 2020-01-23 | Continental Automotive Gmbh | Pumpe für ein Kraftfahrzeug |
KR102417695B1 (ko) | 2020-11-10 | 2022-07-07 | 주식회사 현대케피코 | 고압 연료펌프의 방사소음 저감을 위한 댐퍼스프링 구조 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE556124C (de) * | 1930-02-07 | 1932-08-05 | Werdohler Pumpenfabrik Paul Hi | Vorrichtung zur Aufnahme der Druckschwankungen bei Foerderung viskoser Stoffe, insbesondere von Spinnfluessigkeiten |
DE2823721A1 (de) * | 1978-05-31 | 1979-12-06 | Bosch Gmbh Robert | Verfahren zur herstellung von gasgefuellten behaeltern zur geraeuschdaempfung bei fluessigkeitspumpen und nach dem verfahren hergestellter behaelter |
JPS5822455U (ja) * | 1981-08-05 | 1983-02-12 | 三菱電機株式会社 | 燃料ポンプの吐出圧脈動吸収装置 |
WO1984000797A1 (en) * | 1982-08-09 | 1984-03-01 | Rast Pty Ltd W | Method of and means for absorbing pressure shocks |
JPH0482380U (ja) * | 1990-11-28 | 1992-07-17 | ||
US5374169A (en) * | 1993-09-07 | 1994-12-20 | Walbro Corporation | Fuel pump tubular pulse damper |
JPH08261096A (ja) * | 1995-03-23 | 1996-10-08 | Nhk Spring Co Ltd | 液圧サージ吸収装置およびそのベローズアッセンブリ |
DE19539885A1 (de) * | 1995-05-26 | 1996-11-28 | Bosch Gmbh Robert | Kraftstoffversorgungsanlage und Verfahren zum Betreiben einer Brennkraftmaschine |
JPH11247742A (ja) * | 1998-03-02 | 1999-09-14 | Zexel:Kk | プランジャポンプ |
JP3235567B2 (ja) * | 1998-05-27 | 2001-12-04 | 船井電機株式会社 | 圧縮機 |
US6230685B1 (en) * | 1999-11-12 | 2001-05-15 | Siemens Automotive Corporation | Pressure pulsation damper containing a free floating spacer |
JP3823060B2 (ja) | 2002-03-04 | 2006-09-20 | 株式会社日立製作所 | 高圧燃料供給ポンプ |
EP1411236B1 (de) * | 2002-10-19 | 2012-10-10 | Robert Bosch Gmbh | Vorrichtung zum Dämpfen von Druckpulsationen in einem Fluidsystem, insbesondere in einem Kraftstoffsystem einer Brennkraftmaschine |
-
2003
- 2003-10-01 DE DE10345725.9A patent/DE10345725B4/de not_active Expired - Lifetime
-
2004
- 2004-09-29 EP EP04787240A patent/EP1671031B1/de active Active
- 2004-09-29 WO PCT/EP2004/052346 patent/WO2005031161A2/de active Application Filing
- 2004-09-29 EP EP10176791.1A patent/EP2273115B1/de active Active
- 2004-09-29 JP JP2005518358A patent/JP4235647B2/ja not_active Expired - Fee Related
- 2004-09-29 DE DE502004012379T patent/DE502004012379D1/de active Active
Also Published As
Publication number | Publication date |
---|---|
EP1671031A2 (de) | 2006-06-21 |
WO2005031161A3 (de) | 2006-11-16 |
DE10345725B4 (de) | 2017-01-05 |
DE502004012379D1 (de) | 2011-05-19 |
EP1671031B1 (de) | 2011-04-06 |
DE10345725A1 (de) | 2005-04-21 |
JP2006521487A (ja) | 2006-09-21 |
EP2273115A1 (de) | 2011-01-12 |
JP4235647B2 (ja) | 2009-03-11 |
WO2005031161A2 (de) | 2005-04-07 |
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