DE112020002935T5 - Kraftstoffeinspritzventil - Google Patents

Kraftstoffeinspritzventil Download PDF

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Publication number
DE112020002935T5
DE112020002935T5 DE112020002935.2T DE112020002935T DE112020002935T5 DE 112020002935 T5 DE112020002935 T5 DE 112020002935T5 DE 112020002935 T DE112020002935 T DE 112020002935T DE 112020002935 T5 DE112020002935 T5 DE 112020002935T5
Authority
DE
Germany
Prior art keywords
nozzle
nozzle hole
wall
fuel
axis
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
DE112020002935.2T
Other languages
German (de)
English (en)
Inventor
Noritsugu Katou
Takanori Kitou
Sao Yoshidome
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.)
Denso Corp
Original Assignee
Denso Corp
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 Denso Corp filed Critical Denso Corp
Publication of DE112020002935T5 publication Critical patent/DE112020002935T5/de
Pending 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • F02M61/1813—Discharge orifices having different orientations with respect to valve member direction of movement, e.g. orientations being such that fuel jets emerging from discharge orifices collide with each other
    • 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • 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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
    • F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
    • F02M61/1833—Discharge orifices having changing cross sections, e.g. being divergent

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fuel-Injection Apparatus (AREA)
DE112020002935.2T 2019-06-20 2020-06-16 Kraftstoffeinspritzventil Pending DE112020002935T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019114737A JP7439399B2 (ja) 2019-06-20 2019-06-20 燃料噴射弁
JP2019-114737 2019-06-20
PCT/JP2020/023522 WO2020255943A1 (ja) 2019-06-20 2020-06-16 燃料噴射弁

Publications (1)

Publication Number Publication Date
DE112020002935T5 true DE112020002935T5 (de) 2022-03-03

Family

ID=73993892

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112020002935.2T Pending DE112020002935T5 (de) 2019-06-20 2020-06-16 Kraftstoffeinspritzventil

Country Status (5)

Country Link
US (1) US12012916B2 (enExample)
JP (1) JP7439399B2 (enExample)
CN (1) CN114008317B (enExample)
DE (1) DE112020002935T5 (enExample)
WO (1) WO2020255943A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7291737B2 (ja) * 2021-03-09 2023-06-15 日本特殊陶業株式会社 スパークプラグ

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010508468A (ja) 2006-10-31 2010-03-18 ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング 燃料噴射弁
JP2019114737A (ja) 2017-12-26 2019-07-11 株式会社村田製作所 熱伝導セラミック基板

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3977728B2 (ja) * 2002-11-18 2007-09-19 三菱電機株式会社 燃料噴射弁
JP4502829B2 (ja) 2005-01-27 2010-07-14 株式会社ケーヒン 燃料噴射弁
JP4595924B2 (ja) * 2006-02-09 2010-12-08 株式会社デンソー 燃料噴射弁
JP2007224746A (ja) * 2006-02-21 2007-09-06 Isuzu Motors Ltd インジェクタノズル
CN101251067B (zh) * 2008-03-21 2010-06-02 北京理工大学 挺杆式高压共轨电控喷油器
JP4985661B2 (ja) 2008-03-27 2012-07-25 株式会社デンソー 燃料噴射弁
JP5668984B2 (ja) * 2011-05-31 2015-02-12 株式会社デンソー 燃料噴射装置
WO2013027257A1 (ja) * 2011-08-22 2013-02-28 トヨタ自動車株式会社 燃料噴射弁
JP5696901B2 (ja) * 2011-09-21 2015-04-08 株式会社デンソー 燃料噴射弁
JP5987754B2 (ja) * 2013-04-01 2016-09-07 トヨタ自動車株式会社 燃料噴射弁
JP6135362B2 (ja) * 2013-07-25 2017-05-31 株式会社デンソー 燃料噴射弁
DE102013225948A1 (de) * 2013-12-13 2015-06-18 Continental Automotive Gmbh Düsenkopf und Fluid-Einspritzventil
JP6463286B2 (ja) * 2016-02-15 2019-01-30 株式会社Ｓｏｋｅｎ 燃料噴射弁
JP6771403B2 (ja) * 2017-02-24 2020-10-21 株式会社日立製作所 燃料噴射装置
JP7124350B2 (ja) * 2018-03-08 2022-08-24 株式会社デンソー 燃料噴射システム
JP6590037B2 (ja) * 2018-07-05 2019-10-16 株式会社デンソー 燃料噴射装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010508468A (ja) 2006-10-31 2010-03-18 ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング 燃料噴射弁
JP2019114737A (ja) 2017-12-26 2019-07-11 株式会社村田製作所 熱伝導セラミック基板

Also Published As

Publication number Publication date
CN114008317A (zh) 2022-02-01
WO2020255943A1 (ja) 2020-12-24
JP2021001559A (ja) 2021-01-07
CN114008317B (zh) 2024-10-29
JP7439399B2 (ja) 2024-02-28
US20220106934A1 (en) 2022-04-07
US12012916B2 (en) 2024-06-18

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