KR20180121982A - 유체 댐퍼를 구비한 고압 펌프 - Google Patents

유체 댐퍼를 구비한 고압 펌프 Download PDF

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Publication number
KR20180121982A
KR20180121982A KR1020187029149A KR20187029149A KR20180121982A KR 20180121982 A KR20180121982 A KR 20180121982A KR 1020187029149 A KR1020187029149 A KR 1020187029149A KR 20187029149 A KR20187029149 A KR 20187029149A KR 20180121982 A KR20180121982 A KR 20180121982A
Authority
KR
South Korea
Prior art keywords
pump
chamber
pressure pump
damper
pressure
Prior art date
Application number
KR1020187029149A
Other languages
English (en)
Korean (ko)
Inventor
다니엘 카일바흐
Original Assignee
로베르트 보쉬 게엠베하
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 로베르트 보쉬 게엠베하 filed Critical 로베르트 보쉬 게엠베하
Publication of KR20180121982A publication Critical patent/KR20180121982A/ko

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Classifications

    • 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
    • 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
    • F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
    • F02M59/10—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive
    • F02M59/102—Mechanical drive, e.g. tappets or cams
    • 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/31—Fuel-injection apparatus having hydraulic pressure fluctuations damping elements

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)
KR1020187029149A 2016-03-14 2017-01-26 유체 댐퍼를 구비한 고압 펌프 KR20180121982A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102016204128.2 2016-03-14
DE102016204128.2A DE102016204128A1 (de) 2016-03-14 2016-03-14 Hochdruckpumpe
PCT/EP2017/051651 WO2017157554A1 (fr) 2016-03-14 2017-01-26 Pompe haute pression comprenant un amortisseur de fluide

Publications (1)

Publication Number Publication Date
KR20180121982A true KR20180121982A (ko) 2018-11-09

Family

ID=57890837

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020187029149A KR20180121982A (ko) 2016-03-14 2017-01-26 유체 댐퍼를 구비한 고압 펌프

Country Status (5)

Country Link
EP (1) EP3430261B1 (fr)
KR (1) KR20180121982A (fr)
CN (1) CN108779766B (fr)
DE (1) DE102016204128A1 (fr)
WO (1) WO2017157554A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017213891B3 (de) * 2017-08-09 2019-02-14 Continental Automotive Gmbh Kraftstoffhochdruckpumpe für ein Kraftstoffeinspritzsystem
DE102018001129A1 (de) 2018-02-12 2019-08-14 Daimler Ag Kraftstoffhochdruckpumpe für eine Verbrennungskraftmaschine eines Kraftfahrzeugs, insbesondere eines Kraftwagens

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW384358B (en) * 1997-09-25 2000-03-11 Mitsubishi Electric Corp High pressure fuel supply pump body for an in-cylinder fuel injection engine
EP1411236B1 (fr) * 2002-10-19 2012-10-10 Robert Bosch Gmbh Dispositif pour l'atténuation des pulsations de pression dans un système de fluide, en particulier dans un système de carburant d'un moteur à combustion interne
JP2008057451A (ja) * 2006-08-31 2008-03-13 Hitachi Ltd 高圧燃料供給ポンプ
JP5051279B2 (ja) * 2009-12-21 2012-10-17 株式会社デンソー 定残圧弁
US8727752B2 (en) * 2010-10-06 2014-05-20 Stanadyne Corporation Three element diaphragm damper for fuel pump
JP5628121B2 (ja) * 2011-09-20 2014-11-19 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
DE102013207393A1 (de) 2013-04-24 2014-10-30 Robert Bosch Gmbh Kolbenpumpe, insbesondere Hochdruckpumpe für ein Kraftstoffsystem für eine Brennkraftmaschine

Also Published As

Publication number Publication date
CN108779766B (zh) 2020-07-17
EP3430261A1 (fr) 2019-01-23
DE102016204128A1 (de) 2017-09-14
CN108779766A (zh) 2018-11-09
WO2017157554A1 (fr) 2017-09-21
EP3430261B1 (fr) 2022-01-26

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