DE112020005427T5 - Auslassventilmechanismus und Hochdruck-Kraftstoffzufuhrpumpe, die ihn enthält - Google Patents

Auslassventilmechanismus und Hochdruck-Kraftstoffzufuhrpumpe, die ihn enthält Download PDF

Info

Publication number
DE112020005427T5
DE112020005427T5 DE112020005427.6T DE112020005427T DE112020005427T5 DE 112020005427 T5 DE112020005427 T5 DE 112020005427T5 DE 112020005427 T DE112020005427 T DE 112020005427T DE 112020005427 T5 DE112020005427 T5 DE 112020005427T5
Authority
DE
Germany
Prior art keywords
valve
flow path
hole
valve body
exhaust 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.)
Pending
Application number
DE112020005427.6T
Other languages
German (de)
English (en)
Inventor
Kenichiro Tokuo
Hiroyuki Yamada
Kiyotaka Ogura
Shingo Tamura
Yuto ISHIZUKA
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.)
Astemo Ltd
Original Assignee
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.)
Filing date
Publication date
Application filed by Hitachi Astemo Ltd filed Critical Hitachi Astemo Ltd
Publication of DE112020005427T5 publication Critical patent/DE112020005427T5/de
Pending legal-status Critical Current

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
    • 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
    • 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
    • F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • 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
    • F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0071—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059 characterised by guiding or centering means in valves including the absence of any guiding means, e.g. "flying arrangements"
    • 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
    • F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0075—Stop members in valves, e.g. plates or disks limiting the movement of armature, valve or 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
    • 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
    • F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0077—Valve seat details
    • 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
    • F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
    • F02M63/0078—Valve member details, e.g. special shape, hollow or fuel passages in the valve member

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
DE112020005427.6T 2020-01-07 2020-12-11 Auslassventilmechanismus und Hochdruck-Kraftstoffzufuhrpumpe, die ihn enthält Pending DE112020005427T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020-001045 2020-01-07
JP2020001045 2020-01-07
PCT/JP2020/046235 WO2021140829A1 (ja) 2020-01-07 2020-12-11 吐出弁機構及びそれを備えた高圧燃料供給ポンプ

Publications (1)

Publication Number Publication Date
DE112020005427T5 true DE112020005427T5 (de) 2022-08-25

Family

ID=76788702

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112020005427.6T Pending DE112020005427T5 (de) 2020-01-07 2020-12-11 Auslassventilmechanismus und Hochdruck-Kraftstoffzufuhrpumpe, die ihn enthält

Country Status (5)

Country Link
US (1) US11781513B2 (https=)
JP (1) JP7273196B2 (https=)
CN (1) CN114787497B (https=)
DE (1) DE112020005427T5 (https=)
WO (1) WO2021140829A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230029119A1 (en) * 2020-01-07 2023-01-26 Hitachi Astemo, Ltd. Discharge valve mechanism and high-pressure fuel supply pump including the same

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7504773B2 (ja) * 2020-11-06 2024-06-24 日立Astemo株式会社 信号伝送装置、信号伝送システム、情報提供方法
CN116964317A (zh) * 2021-09-03 2023-10-27 日立安斯泰莫株式会社 燃料泵

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019031977A (ja) 2014-12-18 2019-02-28 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

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3894556A (en) * 1974-01-02 1975-07-15 Lear Siegler Inc Pressure limiting valve
US4706705A (en) * 1986-04-01 1987-11-17 The Lee Company Check valve
EP0325211B1 (en) * 1988-01-18 1994-06-22 Diesel Kiki Co., Ltd. Pressure equalizer valve device
US8397749B2 (en) * 2007-09-07 2013-03-19 Metaldyne Company Llc Piston cooling jet with tracking ball orifice
JP4413260B2 (ja) * 2007-10-12 2010-02-10 株式会社日本自動車部品総合研究所 高圧燃料ポンプ
JP4650851B2 (ja) * 2008-07-03 2011-03-16 三菱電機株式会社 燃料圧力調整装置及びそれを備える燃料供給装置
JP2010116979A (ja) * 2008-11-13 2010-05-27 Advics Co Ltd 逆流防止装置
EP2302195B1 (en) * 2009-02-20 2014-04-09 Hitachi Automotive Systems, Ltd. High-pressure fuel feed pump, and discharge valve unit used therein
JP2012184820A (ja) * 2011-03-07 2012-09-27 Mikuni Corp 流体通路を内部に備えたハウジングへのチェックバルブの取付け手段
DE102011101258A1 (de) * 2011-05-11 2012-11-15 Voss Automotive Gmbh "Druckbegrenzungsventil"
JP2013133753A (ja) * 2011-12-27 2013-07-08 Bosch Corp 圧力調整弁
DE102013215275A1 (de) * 2013-08-02 2015-02-05 Robert Bosch Gmbh Kraftstoffhochdruckpumpe, mit einem Auslassventil
DE102014212646B4 (de) 2014-04-15 2025-03-20 Robert Bosch Gmbh Kraftstoff-Hochdruckpumpe, mit einem Auslassventil mit einem Ventilkörper und einer Ventilkugel
DE102014207194A1 (de) * 2014-04-15 2015-10-15 Robert Bosch Gmbh Kraftstoff-Hochdruckpumpe, mit einem Auslassventil mit einer Ventilkugel und einem Ventilkörper
JP6370888B2 (ja) 2014-04-25 2018-08-08 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
CN205446004U (zh) 2015-12-23 2016-08-10 飞思途（天津）科技发展有限公司 一种高压柱塞泵泵阀
JP6588161B2 (ja) * 2016-06-27 2019-10-09 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
JP6897173B2 (ja) * 2017-03-07 2021-06-30 株式会社デンソー 高圧ポンプ
EP3653867B1 (en) * 2017-07-14 2024-02-21 Hitachi Astemo, Ltd. High-pressure fuel pump
GB2570648B (en) * 2018-01-26 2020-10-14 Delphi Tech Ip Ltd Fuel Pump
GB2571933A (en) * 2018-03-12 2019-09-18 Delphi Automotive Systems Lux Outlet metering valve for high pressure fuel pump
US10808667B2 (en) * 2018-09-27 2020-10-20 Delphi Technologies Ip Limited Fuel pump and outlet valve thereof
JP7163802B2 (ja) * 2019-02-01 2022-11-01 トヨタ自動車株式会社 逆止弁
US11015558B2 (en) * 2019-02-15 2021-05-25 Delphi Technologies Ip Limited Combination outlet valve and pressure relief valve and fuel pump using the same
US11713741B2 (en) * 2019-11-13 2023-08-01 Hitachi Astemo, Ltd. Fuel supply pump
US11781513B2 (en) * 2020-01-07 2023-10-10 Hitachi Astemo, Ltd. Discharge valve mechanism and high-pressure fuel supply pump including the same
US11280304B1 (en) * 2020-11-16 2022-03-22 Delphi Technologies Ip Limited Fuel pressure regulator
US11352994B1 (en) * 2021-01-12 2022-06-07 Delphi Technologies Ip Limited Fuel pump and combination outlet and pressure relief valve thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019031977A (ja) 2014-12-18 2019-02-28 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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230029119A1 (en) * 2020-01-07 2023-01-26 Hitachi Astemo, Ltd. Discharge valve mechanism and high-pressure fuel supply pump including the same
US11781513B2 (en) * 2020-01-07 2023-10-10 Hitachi Astemo, Ltd. Discharge valve mechanism and high-pressure fuel supply pump including the same

Also Published As

Publication number Publication date
WO2021140829A1 (ja) 2021-07-15
CN114787497B (zh) 2023-11-24
CN114787497A (zh) 2022-07-22
US11781513B2 (en) 2023-10-10
JP7273196B2 (ja) 2023-05-12
US20230029119A1 (en) 2023-01-26
JPWO2021140829A1 (https=) 2021-07-15

Similar Documents

Publication Publication Date Title
DE102007063939B4 (de) Hochdruckkraftstoffpumpe
DE10157884B4 (de) Druckspeicherkraftstoffeinspritzsystem zum Vermeiden eines Fehlverhalten eines Entlastungsventils, das durch Druckpulsation bewirkt wird
DE112011105591B4 (de) Kraftstoffpumpe und Kraftstofffördersystem für Maschine mit interner Verbrennung
DE112011105490B4 (de) Kraftstoffpumpe
DE102011075259B4 (de) Überdruckventil und hochdruckpumpe mit einem solchen ventil
EP1352174B1 (de) Kraftstoffeinspritzsystem mit druckregelung in der rücklaufleitung
DE3235413C2 (https=)
DE112020004456B4 (de) Kraftstoffzufuhrpumpe
DE112020005427T5 (de) Auslassventilmechanismus und Hochdruck-Kraftstoffzufuhrpumpe, die ihn enthält
DE112008002051T5 (de) Brennstoffeinspritzvorrichtungsdüse mit Flussbegrenzungsvorrichtung
DE112007001777T5 (de) Mehrstufiges Begrenzungsventil mit unterschiedlichen Öffnungsdrücken
DE102008000658B4 (de) Hydraulische Pumpe
WO2020120064A1 (de) Regelbare schraubenspindelpumpe
DE112017005629T5 (de) Hochdruckkraftstoffversorgungspumpe mit elektromagnetischem einlassventil
DE112009001971T5 (de) Rückschlagventil mit separater kugelförmiger Federführung
DE112020001838T5 (de) Kraftstoffsystem mit durchflussregelventil mit fester geometrie zur begrenzung des übersprechens des injektoren
DE112020003215B4 (de) Elektromagnetisches Einlassventil und Hochdruckkraftstoffversorgungspumpe
DE112014000901T5 (de) Hochdruck-Kraftstoffzufuhrpumpe
DE102006000010A1 (de) Hochdruckpumpe mit verkleinertem Aufbau
DE112016005545B4 (de) Druckentlastungsventilvorrichtung und Hochdruckpumpe unter Verwendung derselben
DE112020004803T5 (de) Elektromagnetischer ventilmechanismus und hochdruckkraftstoffzufuhrpumpe
DE112018005601T5 (de) Hochdruck-kraftstoffzufuhrpumpe
DE112021004171T5 (de) Kraftstoffpumpe
DE112020002667T5 (de) Kraftstoffpumpe
DE3325451A1 (de) Kraftstoffeinlassventil fuer brennkraftmaschinen

Legal Events

Date Code Title Description
R012 Request for examination validly filed
R016 Response to examination communication