DE112012005747B4 - Hochdruck-Kraftstoffzufuhrpumpe mit einem elektromagnetisch angetriebenen Einlassventil - Google Patents

Hochdruck-Kraftstoffzufuhrpumpe mit einem elektromagnetisch angetriebenen Einlassventil Download PDF

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Publication number
DE112012005747B4
DE112012005747B4 DE112012005747.3T DE112012005747T DE112012005747B4 DE 112012005747 B4 DE112012005747 B4 DE 112012005747B4 DE 112012005747 T DE112012005747 T DE 112012005747T DE 112012005747 B4 DE112012005747 B4 DE 112012005747B4
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Germany
Prior art keywords
valve
fuel
pressurizing chamber
pressure
spring
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
DE112012005747.3T
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German (de)
English (en)
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DE112012005747T5 (de
Inventor
c/o Hitachi Autom. Systems Ltd. Hayatani Masahiko
c/o Hitachi Autom. Systems Ltd. Usui Satoshi
c/o Hitachi Automotive Systems Machimura Hideki
Tatsuo Kawano
c/o Hitachi Ltd. Aritomi Syunsuke
c/o Hitachi Autom. Systems Ltd. Tamura Shingo
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Hitachi Astemo Ltd
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Hitachi Astemo Ltd
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.)
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Publication of DE112012005747T5 publication Critical patent/DE112012005747T5/de
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Publication of DE112012005747B4 publication Critical patent/DE112012005747B4/de
Active legal-status Critical Current
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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
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/0245—High pressure fuel supply systems; Rails; Pumps; Arrangement of 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
    • F02M59/20—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
    • 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
    • F02M59/368—Pump inlet valves being closed when actuated
    • 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
    • F02M59/464—Inlet valves of the check valve type
    • 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
    • F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
    • F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
    • F04B17/04—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors using solenoids
    • 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
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/22—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves
    • F04B49/225—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves with throttling valves or valves varying the pump inlet opening or the outlet opening
    • 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
    • F02M2200/30—Fuel-injection apparatus having mechanical parts, the movement of which is damped
    • F02M2200/304—Fuel-injection apparatus having mechanical parts, the movement of which is damped using hydraulic 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/50—Arrangements of springs for valves used in fuel injectors or fuel injection pumps
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/30—Use of alternative fuels, e.g. biofuels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Magnetically Actuated Valves (AREA)
DE112012005747.3T 2012-01-20 2012-11-28 Hochdruck-Kraftstoffzufuhrpumpe mit einem elektromagnetisch angetriebenen Einlassventil Active DE112012005747B4 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JPJP2012009538 2012-01-20
JP2012009538A JP5677329B2 (ja) 2012-01-20 2012-01-20 電磁駆動型の吸入弁を備えた高圧燃料供給ポンプ
JP2012009538 2012-01-20
PCT/JP2012/080665 WO2013108489A1 (ja) 2012-01-20 2012-11-28 電磁駆動型の吸入弁を備えた高圧燃料供給ポンプ

Publications (2)

Publication Number Publication Date
DE112012005747T5 DE112012005747T5 (de) 2014-11-20
DE112012005747B4 true DE112012005747B4 (de) 2022-12-15

Family

ID=48798926

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112012005747.3T Active DE112012005747B4 (de) 2012-01-20 2012-11-28 Hochdruck-Kraftstoffzufuhrpumpe mit einem elektromagnetisch angetriebenen Einlassventil

Country Status (5)

Country Link
US (2) US10087889B2 (enExample)
JP (1) JP5677329B2 (enExample)
CN (1) CN104066968B (enExample)
DE (1) DE112012005747B4 (enExample)
WO (1) WO2013108489A1 (enExample)

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JP5537498B2 (ja) 2011-06-01 2014-07-02 日立オートモティブシステムズ株式会社 電磁吸入弁を備えた高圧燃料供給ポンプ
JP6182506B2 (ja) * 2014-05-20 2017-08-16 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
GB201502693D0 (en) * 2015-02-18 2015-04-01 Delphi International Operations Luxembourg S.�.R.L. Actuator assembly of a digital inlet valve
JP6235518B2 (ja) * 2015-03-31 2017-11-22 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組立て方法
CN105275672B (zh) * 2015-07-10 2017-12-12 重庆红江机械有限责任公司 发动机用电控燃气喷射阀
US20170254306A1 (en) * 2016-03-07 2017-09-07 Stanadyne Llc Inlet Control Valve With Snap-Off Coil Assembly
JP6869005B2 (ja) * 2016-10-31 2021-05-12 日立Astemo株式会社 燃料供給ポンプ
WO2019012969A1 (ja) * 2017-07-14 2019-01-17 日立オートモティブシステムズ株式会社 電磁吸入弁、及びこれを備えた高圧燃料ポンプ
JP7258448B2 (ja) 2018-05-18 2023-04-17 イーグル工業株式会社 ダンパ装置
JP7074563B2 (ja) 2018-05-18 2022-05-24 イーグル工業株式会社 ダンパ装置
EP3816430B1 (en) 2018-05-18 2024-05-01 Eagle Industry Co., Ltd. Damper unit
US11326568B2 (en) 2018-05-25 2022-05-10 Eagle Industry Co., Ltd. Damper device
CN113710942B (zh) * 2019-04-17 2023-08-11 株式会社不二工机 电磁阀一体型膨胀阀
WO2021054006A1 (ja) * 2019-09-19 2021-03-25 日立オートモティブシステムズ株式会社 電磁吸入弁及び高圧燃料供給ポンプ
US11713741B2 (en) * 2019-11-13 2023-08-01 Hitachi Astemo, Ltd. Fuel supply pump
CN113202659B (zh) * 2021-05-08 2022-03-18 河南航天液压气动技术有限公司 一种用于小流量微型电磁阀的衔铁组件
CN113202658B (zh) * 2021-05-08 2022-03-04 河南航天液压气动技术有限公司 一种小流量微型电磁阀及其装配调节方法
GB2610398B (en) * 2021-09-02 2024-01-24 Delphi Tech Ip Ltd Improvement to liquid fluid injection pumps
US11530677B1 (en) * 2022-05-24 2022-12-20 James T. Ganley Isolation valve for spark-ignition piston engines
CN114962106B (zh) * 2022-05-25 2022-12-06 安徽腾达汽车科技有限公司 一种阀门机构及油泵

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Publication number Priority date Publication date Assignee Title
US5826562A (en) 1994-07-29 1998-10-27 Caterpillar Inc. Piston and barrell assembly with stepped top and hydraulically-actuated fuel injector utilizing same
DE19834121A1 (de) 1998-07-29 2000-02-03 Bosch Gmbh Robert Kraftstoffversorgungsanlage einer Brennkraftmaschine
JP2007146861A (ja) 1999-02-09 2007-06-14 Hitachi Ltd 内燃機関の高圧燃料供給ポンプ
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JP2004218633A (ja) 2002-12-27 2004-08-05 Bosch Automotive Systems Corp 高圧燃料ポンプ
US20060222518A1 (en) 2004-12-17 2006-10-05 Denso Corporation Solenoid valve, flow-metering valve, high-pressure fuel pump and fuel injection pump
EP1701031A1 (en) 2005-03-11 2006-09-13 Hitachi, Ltd. An electromagnetic drive mechanism of a high-pressure fuel supply pump
JP2006291838A (ja) 2005-04-11 2006-10-26 Hitachi Ltd 高圧燃料ポンプ
DE102008000658A1 (de) 2007-03-29 2008-10-16 Denso Corp., Kariya-shi Hydraulische Pumpe
JP2008248788A (ja) 2007-03-30 2008-10-16 Denso Corp 高圧燃料ポンプ
CN101779033A (zh) 2007-08-08 2010-07-14 丰田自动车株式会社 燃料泵
US20090097991A1 (en) 2007-10-12 2009-04-16 Rosu Cristian A Fuel pump
CN101424236A (zh) 2007-10-29 2009-05-06 株式会社日立制作所 柱塞式高压燃料泵
JP2010121595A (ja) 2008-11-21 2010-06-03 Mitsubishi Electric Corp 内燃機関の制御装置
JP2010156256A (ja) 2008-12-26 2010-07-15 Denso Corp 高圧ポンプ
US20100209274A1 (en) 2009-02-13 2010-08-19 Denso Corporation Damper device and high pressure pump having the same
JP2010209907A (ja) 2009-02-13 2010-09-24 Denso Corp ダンパ装置及びそれを用いた高圧ポンプ
WO2010095247A1 (ja) 2009-02-20 2010-08-26 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それに用いる吐出弁ユニット
US20110123376A1 (en) 2009-02-20 2011-05-26 Aritomi Shunsuke High-Pressure Fuel Supply Pump and Discharge Valve Unit Used Therein
US20120090708A1 (en) 2010-10-15 2012-04-19 Hitachi Automotive Systems, Ltd. High-Pressure Fuel Supply Pump Having Electromagnetically-Driven Intake Valve

Also Published As

Publication number Publication date
US20140377109A1 (en) 2014-12-25
JP2013148025A (ja) 2013-08-01
US10718296B2 (en) 2020-07-21
US10087889B2 (en) 2018-10-02
CN104066968B (zh) 2016-06-15
WO2013108489A1 (ja) 2013-07-25
DE112012005747T5 (de) 2014-11-20
US20180363590A1 (en) 2018-12-20
CN104066968A (zh) 2014-09-24
JP5677329B2 (ja) 2015-02-25

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