DE50302164D1 - Druckbegrenzungsventil für ein Kraftstoffeinspritzsystem - Google Patents

Druckbegrenzungsventil für ein Kraftstoffeinspritzsystem

Info

Publication number
DE50302164D1
DE50302164D1 DE50302164T DE50302164T DE50302164D1 DE 50302164 D1 DE50302164 D1 DE 50302164D1 DE 50302164 T DE50302164 T DE 50302164T DE 50302164 T DE50302164 T DE 50302164T DE 50302164 D1 DE50302164 D1 DE 50302164D1
Authority
DE
Germany
Prior art keywords
fuel injection
relief valve
pressure relief
injection system
valve
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 - Lifetime
Application number
DE50302164T
Other languages
German (de)
English (en)
Inventor
Helmut Rembold
Heinz Siegel
Bernd Schroeder
Matthias Schumacher
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from DE10327411.1A external-priority patent/DE10327411B4/de
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to DE50302164T priority Critical patent/DE50302164D1/de
Application granted granted Critical
Publication of DE50302164D1 publication Critical patent/DE50302164D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • 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
    • 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
    • F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
    • F02M59/46—Valves
    • F02M59/462—Delivery valves
    • 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
    • F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
    • F02M59/46—Valves
    • F02M59/466—Electrically operated valves, e.g. using electromagnetic or piezoelectric operating 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
    • 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
    • F02M63/0012—Valves
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/0033—Lift valves, i.e. having a valve member that moves perpendicularly to the plane of the valve seat
    • F02M63/0036—Lift valves, i.e. having a valve member that moves perpendicularly to the plane of the valve seat with spherical or partly spherical shaped valve member ends
    • 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
    • F02M63/0012—Valves
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/005—Pressure relief valves
    • 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
    • F02M63/0012—Valves
    • F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
    • F02M63/0054—Check valves
    • 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/31—Fuel-injection apparatus having hydraulic pressure fluctuations damping elements
    • F02M2200/315—Fuel-injection apparatus having hydraulic pressure fluctuations damping elements for damping fuel pressure fluctuations
    • 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
DE50302164T 2002-10-15 2003-07-17 Druckbegrenzungsventil für ein Kraftstoffeinspritzsystem Expired - Lifetime DE50302164D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50302164T DE50302164D1 (de) 2002-10-15 2003-07-17 Druckbegrenzungsventil für ein Kraftstoffeinspritzsystem

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10247976 2002-10-15
DE10327411.1A DE10327411B4 (de) 2002-10-15 2003-06-18 Druckbegrenzungsventil sowie Kraftstoffsystem mit einem solchen Druckbegrenzungsventil
DE50302164T DE50302164D1 (de) 2002-10-15 2003-07-17 Druckbegrenzungsventil für ein Kraftstoffeinspritzsystem

Publications (1)

Publication Number Publication Date
DE50302164D1 true DE50302164D1 (de) 2006-04-06

Family

ID=32043969

Family Applications (1)

Application Number Title Priority Date Filing Date
DE50302164T Expired - Lifetime DE50302164D1 (de) 2002-10-15 2003-07-17 Druckbegrenzungsventil für ein Kraftstoffeinspritzsystem

Country Status (4)

Country Link
EP (1) EP1411238B1 (es)
JP (1) JP4488486B2 (es)
DE (1) DE50302164D1 (es)
ES (1) ES2256621T3 (es)

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JP4069913B2 (ja) * 2004-09-10 2008-04-02 株式会社デンソー 蓄圧式燃料噴射システムに用いられる継手部材の接合方法および取付ステーの接合方法
DE102004063075B4 (de) * 2004-12-28 2015-11-26 Robert Bosch Gmbh Kraftstoff-Hochdruckpumpe für eine Brennkraftmaschine mit einem Stufenkolben und einem Mengensteuerventil
JP2006242019A (ja) * 2005-03-01 2006-09-14 Jtekt Corp 燃料ポンプ用チェック弁
JP2007120492A (ja) * 2005-09-29 2007-05-17 Denso Corp 高圧燃料ポンプ
JP4415929B2 (ja) * 2005-11-16 2010-02-17 株式会社日立製作所 高圧燃料供給ポンプ
DE102007016134A1 (de) * 2006-04-25 2007-11-08 Robert Bosch Gmbh Kraftstoff-Hochdruckpumpe
JP4437552B2 (ja) 2006-05-26 2010-03-24 株式会社デンソー 高圧燃料ポンプ
JP4380739B2 (ja) * 2007-07-06 2009-12-09 株式会社デンソー 高圧燃料ポンプ
DE102007038539A1 (de) * 2007-08-16 2009-02-19 Robert Bosch Gmbh Kraftstoffhochdruckpumpe
JP5103138B2 (ja) 2007-11-01 2012-12-19 日立オートモティブシステムズ株式会社 高圧液体供給ポンプ
KR100992227B1 (ko) * 2008-10-27 2010-11-05 현대중공업 주식회사 디젤엔진 연료분사펌프의 캐비테이션 손상방지장치
DE102008059638A1 (de) * 2008-11-28 2010-06-02 Continental Automotive Gmbh Hochdruckpumpe
JP5176948B2 (ja) * 2008-12-26 2013-04-03 株式会社デンソー 燃料供給装置、及び、高圧ポンプ
JP5252314B2 (ja) * 2008-12-26 2013-07-31 株式会社デンソー 高圧ポンプ
JP2010156256A (ja) * 2008-12-26 2010-07-15 Denso Corp 高圧ポンプ
JP5176947B2 (ja) * 2008-12-26 2013-04-03 株式会社デンソー 高圧ポンプ
JP5196320B2 (ja) * 2008-12-26 2013-05-15 株式会社デンソー 高圧ポンプ
JP5196321B2 (ja) * 2008-12-26 2013-05-15 株式会社デンソー 燃料供給装置、及び、高圧ポンプ
DE102009014072B4 (de) 2009-03-20 2014-09-25 Continental Automotive Gmbh Common-Rail-Einspritzsystem sowie Verfahren zur Druckentlastung eines Common-Rail-Einspritzsystems
EP2287462B1 (en) 2009-07-08 2012-04-18 Delphi Technologies Holding S.à.r.l. A pump unit
US8132558B2 (en) 2009-12-01 2012-03-13 Stanadyne Corporation Common rail fuel pump with combined discharge and overpressure relief valves
JP5344307B2 (ja) * 2009-12-11 2013-11-20 株式会社デンソー 高圧ポンプ
JP5529615B2 (ja) * 2010-04-08 2014-06-25 株式会社デンソー 高圧ポンプ
JP5472737B2 (ja) * 2010-04-08 2014-04-16 株式会社デンソー リリーフ弁及びそれを用いた高圧ポンプ
JP5472395B2 (ja) * 2010-06-29 2014-04-16 株式会社デンソー 高圧ポンプ
JP5158219B2 (ja) * 2010-06-29 2013-03-06 株式会社デンソー リリーフ弁及びこれを用いた高圧ポンプ
JP5310748B2 (ja) * 2011-01-12 2013-10-09 トヨタ自動車株式会社 高圧ポンプ
DK2495431T3 (da) * 2011-03-04 2014-02-03 Omt Ohg Torino S P A Hydraulisk pumpe, i særdeleshed en brændstofpumpe
JP5501272B2 (ja) 2011-03-08 2014-05-21 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
DE102011005286B4 (de) 2011-03-09 2013-08-14 Continental Automotive Gmbh Verfahren zum Betreiben einer Brennkraftmaschine und Brennkraftmaschine
DE102011005487A1 (de) * 2011-03-14 2012-09-20 Robert Bosch Gmbh Ventileinrichtung, insbesondere Auslassventil einer Kraftstoff-Hochdruckpumpe einer Brennkraftmaschine
JP5472751B2 (ja) * 2011-03-30 2014-04-16 株式会社デンソー 高圧ポンプ
JP5505732B2 (ja) * 2011-03-31 2014-05-28 株式会社デンソー 高圧ポンプ
US9181944B2 (en) 2011-03-31 2015-11-10 Denso Corporation High pressure pump having unitary discharge and relief valve
JP5382551B2 (ja) * 2011-03-31 2014-01-08 株式会社デンソー 高圧ポンプ
JP5382548B2 (ja) 2011-03-31 2014-01-08 株式会社デンソー 高圧ポンプ
JP5729607B2 (ja) * 2011-09-27 2015-06-03 株式会社デンソー 高圧ポンプ
ES2865184T3 (es) 2011-11-17 2021-10-15 Stanadyne Llc Válvula de alivio de presión auxiliar en bomba de combustible de un solo pistón
JP2013241835A (ja) * 2012-05-17 2013-12-05 Nippon Soken Inc 高圧燃料ポンプのリリーフ弁
US20130312706A1 (en) * 2012-05-23 2013-11-28 Christopher J. Salvador Fuel system having flow-disruption reducer
EP2728163B1 (en) * 2012-10-30 2016-08-17 Delphi International Operations Luxembourg S.à r.l. Valve arrangement
CN103967670B (zh) * 2013-02-04 2018-11-06 辽宁新风企业集团有限公司 一种高压油泵用油阀部件
DE102013204563A1 (de) * 2013-03-15 2014-09-18 Robert Bosch Gmbh Kraftstoff-Hochdruckpumpe mit einem zwischen einem Förderraum und einem Auslass angeordneten Auslassventil
DE102013212553A1 (de) * 2013-06-28 2014-12-31 Robert Bosch Gmbh Hydraulische Baugruppe für ein Kraftstoffsystem einer Brennkraftmaschine
DE102013216817A1 (de) * 2013-08-23 2015-02-26 Continental Automotive Gmbh Pumpenanordnung und System für ein Kraftfahrzeug
DE102013220816A1 (de) 2013-10-15 2015-04-16 Continental Automotive Gmbh Druckbegrenzungsventil für ein Kraftstoffeinspritzsystem und Kraftstoffeinspritzsystem
US10371109B2 (en) 2013-12-27 2019-08-06 Hitachi Automotive Systems, Ltd. High-pressure fuel supply pump
JP6165674B2 (ja) * 2014-05-28 2017-07-19 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
DE102014222873A1 (de) * 2014-11-10 2016-05-12 Robert Bosch Gmbh Kraftstoff-Hochdruckpumpe für ein Kraftstoffsystem für eine Brennkraftmaschine
JP2016133056A (ja) * 2015-01-20 2016-07-25 株式会社デンソー 高圧ポンプ及びその製造方法
JP6369337B2 (ja) * 2015-01-20 2018-08-08 株式会社デンソー 高圧ポンプ及びその製造方法
US20170356412A1 (en) * 2015-01-26 2017-12-14 Hitachi Automotive Systems, Ltd. Valve mechanism and high-pressure fuel supply pump including valve mechanism
JP6317701B2 (ja) * 2015-04-10 2018-04-25 株式会社デンソー 高圧ポンプ
WO2016181755A1 (ja) * 2015-05-12 2016-11-17 日立オートモティブシステムズ株式会社 高圧燃料ポンプ
DE102015215186B3 (de) * 2015-08-10 2016-12-15 Continental Automotive Gmbh Kraftstoffhochdruckpumpe
DE102015219892A1 (de) * 2015-10-14 2017-01-19 Continental Automotive Gmbh Bauelement, insbesondere Kraftstoffhochdruckpumpe, für ein Kraftstoffeinspritzsystem
US20190301414A1 (en) * 2016-05-27 2019-10-03 Hitachi Automotive Systems, Ltd. High-Pressure Fuel Supply Pump
JP6649483B2 (ja) * 2016-06-29 2020-02-19 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
JP2018178969A (ja) * 2017-04-21 2018-11-15 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
DE102018200715A1 (de) * 2018-01-17 2019-07-18 Robert Bosch Gmbh Kraftstofffördereinrichtung für kryogene Kraftstoffe
DE102019203967A1 (de) 2018-03-27 2019-10-02 Keihin Corporation Ventileinheit-befestigungsstruktur und fluidpumpe welche selbige verwendet
JP7084753B2 (ja) * 2018-03-27 2022-06-15 日立Astemo株式会社 弁ユニット固定構造
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Also Published As

Publication number Publication date
ES2256621T3 (es) 2006-07-16
EP1411238A1 (de) 2004-04-21
JP4488486B2 (ja) 2010-06-23
JP2004138062A (ja) 2004-05-13
EP1411238B1 (de) 2006-01-11

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