DE112018004340B4 - Kraftstoffeinspritzventil - Google Patents

Kraftstoffeinspritzventil

Info

Publication number
DE112018004340B4
DE112018004340B4 DE112018004340.1T DE112018004340T DE112018004340B4 DE 112018004340 B4 DE112018004340 B4 DE 112018004340B4 DE 112018004340 T DE112018004340 T DE 112018004340T DE 112018004340 B4 DE112018004340 B4 DE 112018004340B4
Authority
DE
Germany
Prior art keywords
core
section
valve
needle
movable core
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
DE112018004340.1T
Other languages
German (de)
English (en)
Other versions
DE112018004340T5 (de
Inventor
Shinsuke Yamamoto
Kouichi Mochizuki
Atsuya Okamoto
Yuki Watanabe
Tohru Sekido
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
Priority claimed from PCT/JP2018/034652 external-priority patent/WO2019065413A1/ja
Publication of DE112018004340T5 publication Critical patent/DE112018004340T5/de
Application granted granted Critical
Publication of DE112018004340B4 publication Critical patent/DE112018004340B4/de
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
    • 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
    • F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
    • F02M51/0664—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding
    • F02M51/0671—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature having an elongated valve body attached thereto
    • F02M51/0682—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature having an elongated valve body attached thereto the body being hollow and its interior communicating with the fuel flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/0686—Braking, pressure equilibration, shock absorbing
    • 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
    • F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
    • F02M51/0664—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding
    • F02M51/0685—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature and the valve being allowed to move relatively to each other or not being attached to 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
    • 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
    • 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
    • F02M2200/8061—Fuel injection apparatus manufacture, repair or assembly involving press-fit, i.e. interference or friction fit
    • 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
    • F02M61/168—Assembling; Disassembling; Manufacturing; Adjusting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/0644—One-way valve
    • F16K31/0655—Lift valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Magnetically Actuated Valves (AREA)
DE112018004340.1T 2017-09-29 2018-09-19 Kraftstoffeinspritzventil Active DE112018004340B4 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2017189886 2017-09-29
JP2017-189886 2017-09-29
JP2018-169995 2018-09-11
JP2018169995A JP6741052B2 (ja) 2017-09-29 2018-09-11 燃料噴射弁
PCT/JP2018/034652 WO2019065413A1 (ja) 2017-09-29 2018-09-19 燃料噴射弁

Publications (2)

Publication Number Publication Date
DE112018004340T5 DE112018004340T5 (de) 2020-05-07
DE112018004340B4 true DE112018004340B4 (de) 2026-07-30

Family

ID=66338009

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112018004340.1T Active DE112018004340B4 (de) 2017-09-29 2018-09-19 Kraftstoffeinspritzventil

Country Status (4)

Country Link
US (1) US11421636B2 (enExample)
JP (2) JP6741052B2 (enExample)
CN (1) CN111148895B (enExample)
DE (1) DE112018004340B4 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6708235B2 (ja) * 2017-09-29 2020-06-10 株式会社デンソー 燃料噴射弁
DE102020215276A1 (de) * 2020-12-03 2022-06-23 Mahle International Gmbh Ventilkörper für ein Expansionsventil
GB2621537B (en) * 2022-05-23 2024-10-16 Phinia Delphi Luxembourg Sarl Fuel injector
US12680524B2 (en) 2024-05-14 2026-07-14 Caterpillar Inc. Fuel injector sleeve and engine system remanufacturing method using same

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013104340A (ja) 2011-11-11 2013-05-30 Keihin Corp 電磁式燃料噴射弁
WO2016163110A1 (ja) * 2015-04-07 2016-10-13 株式会社デンソー 燃料噴射弁
WO2017037973A1 (ja) * 2015-09-02 2017-03-09 株式会社デンソー 燃料噴射装置

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US6422488B1 (en) * 1999-08-10 2002-07-23 Siemens Automotive Corporation Compressed natural gas injector having gaseous dampening for armature needle assembly during closing
JP3811461B2 (ja) * 2003-03-24 2006-08-23 株式会社ケーヒン 電磁式燃料噴射弁
AT500773B8 (de) * 2004-08-24 2007-02-15 Bosch Gmbh Robert Einspritzdüse für brennkraftmaschinen
JP2006322430A (ja) 2005-05-20 2006-11-30 Denso Corp 燃料噴射装置
JP4576345B2 (ja) * 2006-02-17 2010-11-04 日立オートモティブシステムズ株式会社 電磁式燃料噴射弁
JP5262972B2 (ja) * 2009-05-08 2013-08-14 株式会社デンソー 燃料噴射弁
JP5240181B2 (ja) * 2009-12-24 2013-07-17 株式会社デンソー 燃料噴射装置
JP5768536B2 (ja) 2010-10-05 2015-08-26 株式会社デンソー 燃料噴射弁
JP5708092B2 (ja) * 2011-03-18 2015-04-30 株式会社デンソー インジェクタ
JP5862941B2 (ja) * 2011-11-08 2016-02-16 株式会社デンソー 燃料噴射弁
JP5982210B2 (ja) * 2012-07-27 2016-08-31 日立オートモティブシステムズ株式会社 電磁式燃料噴射弁
JP5641035B2 (ja) 2012-11-13 2014-12-17 株式会社デンソー 燃料噴射弁
JP6087210B2 (ja) 2013-05-24 2017-03-01 日立オートモティブシステムズ株式会社 燃料噴射弁
CN203980771U (zh) 2014-07-09 2014-12-03 北京恩布拉科雪花压缩机有限公司 用于冰箱系统的双压缩机制冷系统
JP6511925B2 (ja) * 2014-08-26 2019-05-15 株式会社デンソー 燃料噴射弁
JP6426556B2 (ja) * 2015-08-06 2018-11-21 株式会社デンソー 燃料噴射装置
JP6483574B2 (ja) * 2015-08-25 2019-03-13 株式会社デンソー 燃料噴射装置
JP6421730B2 (ja) 2015-09-08 2018-11-14 株式会社デンソー 燃料噴射装置
JP6187563B2 (ja) 2015-09-28 2017-08-30 株式会社デンソー 燃料噴射弁
JP2017089425A (ja) * 2015-11-05 2017-05-25 株式会社デンソー 燃料噴射装置
JP6634600B2 (ja) 2016-04-12 2020-01-22 パナソニックＩｐマネジメント株式会社 塗布ヘッドのクリーニング装置とクリーニング方法
JP6811483B2 (ja) 2017-03-30 2021-01-13 株式会社スカイマティクス ドローンを用いた作業を支援するシステムおよび方法
WO2019065412A1 (ja) 2017-09-29 2019-04-04 株式会社デンソー 燃料噴射弁
WO2019065414A1 (ja) 2017-09-29 2019-04-04 株式会社デンソー 燃料噴射弁
WO2019065406A1 (ja) 2017-09-29 2019-04-04 株式会社デンソー 燃料噴射弁および燃料噴射弁の製造方法
WO2019065408A1 (ja) 2017-09-29 2019-04-04 株式会社デンソー 燃料噴射弁

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013104340A (ja) 2011-11-11 2013-05-30 Keihin Corp 電磁式燃料噴射弁
WO2016163110A1 (ja) * 2015-04-07 2016-10-13 株式会社デンソー 燃料噴射弁
WO2017037973A1 (ja) * 2015-09-02 2017-03-09 株式会社デンソー 燃料噴射装置
JP2017048731A (ja) * 2015-09-02 2017-03-09 株式会社デンソー 燃料噴射装置

Also Published As

Publication number Publication date
US11421636B2 (en) 2022-08-23
JP6741052B2 (ja) 2020-08-19
CN111148895A (zh) 2020-05-12
CN111148895B (zh) 2021-10-08
JP2020172944A (ja) 2020-10-22
US20200224622A1 (en) 2020-07-16
DE112018004340T5 (de) 2020-05-07
JP2019065851A (ja) 2019-04-25

Legal Events

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R012 Request for examination validly filed
R016 Response to examination communication
R018 Grant decision by examination section/examining division