FR3061934B1 - Rampe de systeme d'injection de carburant a haute pression - Google Patents

Rampe de systeme d'injection de carburant a haute pression Download PDF

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Publication number
FR3061934B1
FR3061934B1 FR1750420A FR1750420A FR3061934B1 FR 3061934 B1 FR3061934 B1 FR 3061934B1 FR 1750420 A FR1750420 A FR 1750420A FR 1750420 A FR1750420 A FR 1750420A FR 3061934 B1 FR3061934 B1 FR 3061934B1
Authority
FR
France
Prior art keywords
chamber
sleeve
conical
common rail
bore
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
Application number
FR1750420A
Other languages
English (en)
French (fr)
Other versions
FR3061934A1 (fr
Inventor
Philippe Allio
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
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to FR1750420A priority Critical patent/FR3061934B1/fr
Priority to CN201880007704.8A priority patent/CN110234865B/zh
Priority to EP18700566.5A priority patent/EP3571387B1/de
Priority to JP2019538622A priority patent/JP6855582B2/ja
Priority to PCT/EP2018/050822 priority patent/WO2018134144A1/de
Priority to KR1020197023845A priority patent/KR20190103390A/ko
Publication of FR3061934A1 publication Critical patent/FR3061934A1/fr
Application granted granted Critical
Publication of FR3061934B1 publication Critical patent/FR3061934B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
    • F02M55/025—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
    • F02M2200/28—Details of throttles in fuel-injection apparatus
    • 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8069—Fuel injection apparatus manufacture, repair or assembly involving removal of material from the fuel apparatus, e.g. by punching, hydro-erosion or mechanical operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
FR1750420A 2017-01-19 2017-01-19 Rampe de systeme d'injection de carburant a haute pression Active FR3061934B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR1750420A FR3061934B1 (fr) 2017-01-19 2017-01-19 Rampe de systeme d'injection de carburant a haute pression
CN201880007704.8A CN110234865B (zh) 2017-01-19 2018-01-15 燃料高压喷射***的高压存储器
EP18700566.5A EP3571387B1 (de) 2017-01-19 2018-01-15 Hochdruckspeicher eines kraftstoffhochdruckeinspritzsystems
JP2019538622A JP6855582B2 (ja) 2017-01-19 2018-01-15 燃料高圧噴射システムの高圧蓄圧器
PCT/EP2018/050822 WO2018134144A1 (de) 2017-01-19 2018-01-15 Hochdruckspeicher eines kraftstoffhochdruckeinspritzsystems
KR1020197023845A KR20190103390A (ko) 2017-01-19 2018-01-15 고압 연료 분사 시스템의 고압 어큐뮬레이터

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1750420A FR3061934B1 (fr) 2017-01-19 2017-01-19 Rampe de systeme d'injection de carburant a haute pression
FR1750420 2017-01-19

Publications (2)

Publication Number Publication Date
FR3061934A1 FR3061934A1 (fr) 2018-07-20
FR3061934B1 true FR3061934B1 (fr) 2019-06-07

Family

ID=58455276

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1750420A Active FR3061934B1 (fr) 2017-01-19 2017-01-19 Rampe de systeme d'injection de carburant a haute pression

Country Status (6)

Country Link
EP (1) EP3571387B1 (zh)
JP (1) JP6855582B2 (zh)
KR (1) KR20190103390A (zh)
CN (1) CN110234865B (zh)
FR (1) FR3061934B1 (zh)
WO (1) WO2018134144A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210231087A1 (en) * 2018-07-26 2021-07-29 Liebherr-Components Deggendorf Gmbh Connecting piece for a fuel injector of an internal combustion engine

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3110202B1 (fr) * 2020-05-14 2024-04-26 Duncha France Dispositif d’injection de carburant comprenant un insert gicleur

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2322921B (en) * 1997-03-03 2001-09-12 Usui Kokusai Sangyo Kk Common rail and method of manufacturing the same
JP4061803B2 (ja) * 2000-01-26 2008-03-19 株式会社デンソー 蓄圧式燃料噴射装置
JP2002322965A (ja) * 2001-04-25 2002-11-08 Otics Corp コモンレール
US6742504B2 (en) * 2002-06-21 2004-06-01 International Engine Intellectual Property Company, Llc Pressure wave attenuator for a rail
US7516734B2 (en) * 2006-01-20 2009-04-14 Denso Corporation Common rail having orifice
JP4737013B2 (ja) * 2006-02-20 2011-07-27 株式会社デンソー コモンレール
DE102006014035A1 (de) * 2006-03-27 2007-10-04 Siemens Ag Kraftstoffeinspritzsystem mit Kraftstoffhochdruckspeicher
US7603985B2 (en) * 2007-01-25 2009-10-20 Denso Corporation Common rail
JP2014178012A (ja) * 2013-03-15 2014-09-25 Kayaba Ind Co Ltd 流体絞り部材

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210231087A1 (en) * 2018-07-26 2021-07-29 Liebherr-Components Deggendorf Gmbh Connecting piece for a fuel injector of an internal combustion engine
US11542902B2 (en) * 2018-07-26 2023-01-03 Liebherr-Components Deggendorf Gmbh Connecting piece for a fuel injector of an internal combustion engine

Also Published As

Publication number Publication date
JP2020505548A (ja) 2020-02-20
WO2018134144A1 (de) 2018-07-26
KR20190103390A (ko) 2019-09-04
JP6855582B2 (ja) 2021-04-07
CN110234865B (zh) 2022-05-24
EP3571387A1 (de) 2019-11-27
FR3061934A1 (fr) 2018-07-20
EP3571387B1 (de) 2021-07-21
CN110234865A (zh) 2019-09-13

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