JP2020008013A - 燃料噴射弁 - Google Patents

燃料噴射弁 Download PDF

Info

Publication number
JP2020008013A
JP2020008013A JP2018132562A JP2018132562A JP2020008013A JP 2020008013 A JP2020008013 A JP 2020008013A JP 2018132562 A JP2018132562 A JP 2018132562A JP 2018132562 A JP2018132562 A JP 2018132562A JP 2020008013 A JP2020008013 A JP 2020008013A
Authority
JP
Japan
Prior art keywords
injection hole
axis
injection
section
fuel
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
JP2018132562A
Other languages
English (en)
Japanese (ja)
Other versions
JP2020008013A5 (enExample
Inventor
雅之 丹羽
Masayuki Niwa
雅之 丹羽
陽介 中川
Yosuke Nakagawa
陽介 中川
正寛 大隈
Masahiro Okuma
正寛 大隈
典嗣 加藤
Noritsugu Kato
典嗣 加藤
浩毅 金田
Hiroki Kaneta
浩毅 金田
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
Soken Inc
Original Assignee
Denso Corp
Soken Inc
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, Soken Inc filed Critical Denso Corp
Priority to JP2018132562A priority Critical patent/JP2020008013A/ja
Priority to CN201980045949.4A priority patent/CN112368475B/zh
Priority to DE112019003552.5T priority patent/DE112019003552T5/de
Priority to PCT/JP2019/019426 priority patent/WO2020012778A1/ja
Publication of JP2020008013A publication Critical patent/JP2020008013A/ja
Publication of JP2020008013A5 publication Critical patent/JP2020008013A5/ja
Priority to US17/142,631 priority patent/US11835020B2/en
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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
    • F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type
    • 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
    • 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
    • F02M61/184—Discharge orifices having non circular sections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
    • F02B23/10—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder
    • F02B23/104—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder the injector being placed on a side position of the cylinder
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
JP2018132562A 2018-07-12 2018-07-12 燃料噴射弁 Pending JP2020008013A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2018132562A JP2020008013A (ja) 2018-07-12 2018-07-12 燃料噴射弁
CN201980045949.4A CN112368475B (zh) 2018-07-12 2019-05-16 燃料喷射阀
DE112019003552.5T DE112019003552T5 (de) 2018-07-12 2019-05-16 Kraftstoffeinspritzventil
PCT/JP2019/019426 WO2020012778A1 (ja) 2018-07-12 2019-05-16 燃料噴射弁
US17/142,631 US11835020B2 (en) 2018-07-12 2021-01-06 Fuel injection valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018132562A JP2020008013A (ja) 2018-07-12 2018-07-12 燃料噴射弁

Publications (2)

Publication Number Publication Date
JP2020008013A true JP2020008013A (ja) 2020-01-16
JP2020008013A5 JP2020008013A5 (enExample) 2020-10-01

Family

ID=69141515

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018132562A Pending JP2020008013A (ja) 2018-07-12 2018-07-12 燃料噴射弁

Country Status (5)

Country Link
US (1) US11835020B2 (enExample)
JP (1) JP2020008013A (enExample)
CN (1) CN112368475B (enExample)
DE (1) DE112019003552T5 (enExample)
WO (1) WO2020012778A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022014426A1 (ja) * 2020-07-14 2022-01-20 株式会社デンソー 燃料噴射弁

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11098686B2 (en) * 2017-05-12 2021-08-24 Hitachi Automotive Systems, Ltd. Fuel injection valve

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017025926A (ja) * 2016-09-23 2017-02-02 株式会社デンソー 燃料噴射弁
JP2017061935A (ja) * 2016-11-04 2017-03-30 日立オートモティブシステムズ株式会社 燃料噴射弁

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1128062B1 (en) * 2000-02-25 2006-04-26 Denso Corporation Fluid injection nozzle
DE10116714A1 (de) * 2001-04-04 2002-10-10 Volkswagen Ag Kraftstoffeinspritzventil für Brennkraftmaschinen, vorzugsweise für hohe Strahlgeschwindigkeiten
US6817545B2 (en) * 2002-01-09 2004-11-16 Visteon Global Technologies, Inc. Fuel injector nozzle assembly
DE102004005526B4 (de) 2003-02-05 2022-03-31 Denso Corporation Kraftstoffeinspritzvorrichtung einer Brennkraftmaschine mit innerer Verbrennung
JP2006002720A (ja) 2004-06-21 2006-01-05 Mitsubishi Electric Corp 燃料噴射装置および、その製造方法
JP4134966B2 (ja) 2004-08-17 2008-08-20 株式会社デンソー 噴孔部材、燃料噴射弁、および噴孔部材の製造方法
JP4221726B2 (ja) * 2005-04-01 2009-02-12 株式会社デンソー 噴孔プレート及び燃料噴射弁
FR2889258A3 (fr) * 2005-07-29 2007-02-02 Renault Sas Injecteur de carburant de vehicule automobile comportant un dome d'injection tronque
JP2008064038A (ja) * 2006-09-07 2008-03-21 Denso Corp 燃料噴射装置
JP4906466B2 (ja) * 2006-10-16 2012-03-28 日立オートモティブシステムズ株式会社 燃料噴射弁およびそれを搭載した内燃機関の燃料噴射装置
JP2010112196A (ja) 2008-11-04 2010-05-20 Keihin Corp 燃料噴射弁のノズル
JP5605325B2 (ja) 2011-07-19 2014-10-15 トヨタ自動車株式会社 燃料噴射弁
JP5772495B2 (ja) 2011-10-21 2015-09-02 トヨタ自動車株式会社 燃料噴射弁
JP5842728B2 (ja) * 2012-05-08 2016-01-13 株式会社日本自動車部品総合研究所 燃料噴射弁
JP6044425B2 (ja) * 2013-04-02 2016-12-14 トヨタ自動車株式会社 燃料噴射弁
JP6042765B2 (ja) 2013-04-23 2016-12-14 株式会社日本自動車部品総合研究所 燃料噴射弁
JP6020380B2 (ja) * 2013-08-02 2016-11-02 株式会社デンソー 燃料噴射弁
JP2015209772A (ja) * 2014-04-24 2015-11-24 三菱電機株式会社 流体噴射弁およびこれを備えた噴霧生成装置並びにエンジン
JP6460858B2 (ja) * 2015-03-17 2019-01-30 株式会社エンプラス 燃料噴射装置用ノズルプレート
WO2016163086A1 (ja) * 2015-04-09 2016-10-13 株式会社デンソー 燃料噴射装置
JP6501642B2 (ja) 2015-06-15 2019-04-17 株式会社Ｓｏｋｅｎ 燃料噴射弁
JP6463286B2 (ja) 2016-02-15 2019-01-30 株式会社Ｓｏｋｅｎ 燃料噴射弁

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017025926A (ja) * 2016-09-23 2017-02-02 株式会社デンソー 燃料噴射弁
JP2017061935A (ja) * 2016-11-04 2017-03-30 日立オートモティブシステムズ株式会社 燃料噴射弁

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022014426A1 (ja) * 2020-07-14 2022-01-20 株式会社デンソー 燃料噴射弁
JP2022017944A (ja) * 2020-07-14 2022-01-26 株式会社デンソー 燃料噴射弁
DE112021003797T5 (de) 2020-07-14 2023-05-17 Denso Corporation Kraftstoffeinspritzventil

Also Published As

Publication number Publication date
WO2020012778A1 (ja) 2020-01-16
DE112019003552T5 (de) 2021-04-01
US20210123403A1 (en) 2021-04-29
US11835020B2 (en) 2023-12-05
CN112368475B (zh) 2023-02-10
CN112368475A (zh) 2021-02-12

Similar Documents

Publication Publication Date Title
JP4022882B2 (ja) 燃料噴射装置
US9194351B2 (en) Injection valve
US20050087630A1 (en) Unitary fluidic flow controller orifice disc for fuel injector
US20170321636A1 (en) Gas injector including an outwardly opening valve closure element
US10352231B2 (en) Internal combustion engine
JP6292188B2 (ja) 燃料噴射装置
JP2020008013A (ja) 燃料噴射弁
US6820826B2 (en) Spray targeting to an arcuate sector with non-angled orifices in fuel injection metering disc and method
JP4300197B2 (ja) 燃料噴射弁とこれを用いた内燃機関
JP2017145697A (ja) 燃料噴射弁
JP7272645B2 (ja) 燃料噴射弁
JP4519162B2 (ja) 内燃機関
EP2677158B1 (en) Fuel injector of internal combustion engine
JP4306656B2 (ja) 燃料噴射弁
JP7439399B2 (ja) 燃料噴射弁
JP7421653B2 (ja) 燃料噴射装置
WO2006095706A1 (ja) 燃料噴射弁
JP6838216B2 (ja) 燃料噴射弁
WO2017145639A1 (ja) 燃料噴射装置
JP2010216412A (ja) 燃料噴射弁
JP6841245B2 (ja) 内燃機関
JP6654875B2 (ja) 燃料噴射弁
JP2002161835A (ja) 内燃機関の燃料噴射弁
JP6771403B2 (ja) 燃料噴射装置
JP2008038716A (ja) 燃料噴射弁

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20200824

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20210524

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20220412

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220609

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20221018

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20230411