JP6677194B2 - 燃料噴射弁 - Google Patents

燃料噴射弁 Download PDF

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Publication number
JP6677194B2
JP6677194B2 JP2017040729A JP2017040729A JP6677194B2 JP 6677194 B2 JP6677194 B2 JP 6677194B2 JP 2017040729 A JP2017040729 A JP 2017040729A JP 2017040729 A JP2017040729 A JP 2017040729A JP 6677194 B2 JP6677194 B2 JP 6677194B2
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JP
Japan
Prior art keywords
passage
fixed core
movable
cover
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
JP2017040729A
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English (en)
Japanese (ja)
Other versions
JP2018145849A5 (https=
JP2018145849A (ja
Inventor
誠 西前
誠 西前
松本　修一
修一 松本
後藤　守康
守康 後藤
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 to JP2017040729A priority Critical patent/JP6677194B2/ja
Priority to PCT/JP2018/005447 priority patent/WO2018159325A1/ja
Priority to DE112018001131.3T priority patent/DE112018001131B4/de
Priority to CN201880013938.3A priority patent/CN110337538B/zh
Publication of JP2018145849A publication Critical patent/JP2018145849A/ja
Publication of JP2018145849A5 publication Critical patent/JP2018145849A5/ja
Priority to US16/539,223 priority patent/US11162465B2/en
Application granted granted Critical
Publication of JP6677194B2 publication Critical patent/JP6677194B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • F02M51/0628—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a stepped armature
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
    • B05B1/3033—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head
    • B05B1/304—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element being a lift valve
    • B05B1/3046—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element being a lift valve the valve element, e.g. a needle, co-operating with a valve seat located downstream of the valve element and its actuating means, generally in the proximity of the outlet orifice
    • B05B1/3053—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element being a lift valve the valve element, e.g. a needle, co-operating with a valve seat located downstream of the valve element and its actuating means, generally in the proximity of the outlet orifice the actuating means being a solenoid
    • 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
    • F02M2200/08—Fuel-injection apparatus having special means for influencing magnetic flux, e.g. for shielding or guiding magnetic flux
    • 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8084—Fuel injection apparatus manufacture, repair or assembly involving welding or soldering

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)
JP2017040729A 2017-03-03 2017-03-03 燃料噴射弁 Active JP6677194B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2017040729A JP6677194B2 (ja) 2017-03-03 2017-03-03 燃料噴射弁
PCT/JP2018/005447 WO2018159325A1 (ja) 2017-03-03 2018-02-16 燃料噴射弁
DE112018001131.3T DE112018001131B4 (de) 2017-03-03 2018-02-16 Kraftstoffeinspritzventil
CN201880013938.3A CN110337538B (zh) 2017-03-03 2018-02-16 燃料喷射阀
US16/539,223 US11162465B2 (en) 2017-03-03 2019-08-13 Fuel injection valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017040729A JP6677194B2 (ja) 2017-03-03 2017-03-03 燃料噴射弁

Publications (3)

Publication Number Publication Date
JP2018145849A JP2018145849A (ja) 2018-09-20
JP2018145849A5 JP2018145849A5 (https=) 2019-05-09
JP6677194B2 true JP6677194B2 (ja) 2020-04-08

Family

ID=63371062

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017040729A Active JP6677194B2 (ja) 2017-03-03 2017-03-03 燃料噴射弁

Country Status (5)

Country Link
US (1) US11162465B2 (https=)
JP (1) JP6677194B2 (https=)
CN (1) CN110337538B (https=)
DE (1) DE112018001131B4 (https=)
WO (1) WO2018159325A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6677195B2 (ja) 2017-03-03 2020-04-08 株式会社デンソー 燃料噴射弁及び燃料噴射弁の製造方法
JP6662364B2 (ja) 2017-03-03 2020-03-11 株式会社デンソー 燃料噴射弁および燃料噴射システム
WO2021255986A1 (ja) * 2020-06-18 2021-12-23 日立Astemo株式会社 燃料噴射弁のプレストローク調整方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3505054B2 (ja) * 1997-01-17 2004-03-08 株式会社日立製作所 インジェクタ
US6334580B2 (en) * 1999-05-26 2002-01-01 Siemens Automotive Corporation Gaseous injector with columnated jet oriface flow directing device
DE19948238A1 (de) * 1999-10-07 2001-04-19 Bosch Gmbh Robert Brennstoffeinspritzventil
JP3819907B2 (ja) * 2004-02-27 2006-09-13 株式会社ケーヒン 電磁式燃料噴射弁およびその製造方法
JP3987864B2 (ja) * 2005-06-15 2007-10-10 三菱電機株式会社 燃料噴射弁
JP4211814B2 (ja) * 2006-07-13 2009-01-21 株式会社日立製作所 電磁式燃料噴射弁
DE102012012480A1 (de) * 2011-06-24 2012-12-27 Caterpillar Inc. Fluideinspritzventil mit Einspritzverlaufsformung am Einspritzende
JP5822269B2 (ja) 2011-11-11 2015-11-24 株式会社ケーヒン 電磁式燃料噴射弁
DE102012223259A1 (de) * 2012-12-14 2014-06-18 Robert Bosch Gmbh Kraftstoffeinspritzventil
EP2799705A1 (en) * 2013-05-01 2014-11-05 Delphi International Operations Luxembourg S.à r.l. Fuel Injector Assembly and Sleeve Insert
JP6086959B2 (ja) 2015-08-19 2017-03-01 兼藤産業株式会社 光ドロップケーブル用の信号減衰器、およびそれを使用した信号減衰・再開方法
JP6380323B2 (ja) 2015-10-02 2018-08-29 株式会社デンソー 燃料噴射装置
JP6520983B2 (ja) * 2016-07-28 2019-05-29 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
WO2018139469A1 (ja) 2017-01-27 2018-08-02 株式会社デンソー 燃料噴射弁
JP6645460B2 (ja) * 2017-01-27 2020-02-14 株式会社デンソー 燃料噴射弁
JP6677195B2 (ja) 2017-03-03 2020-04-08 株式会社デンソー 燃料噴射弁及び燃料噴射弁の製造方法
WO2018159326A1 (ja) 2017-03-03 2018-09-07 株式会社デンソー 燃料噴射弁および燃料噴射システム

Also Published As

Publication number Publication date
DE112018001131T5 (de) 2019-12-05
DE112018001131B4 (de) 2024-08-08
US11162465B2 (en) 2021-11-02
US20190360442A1 (en) 2019-11-28
CN110337538A (zh) 2019-10-15
JP2018145849A (ja) 2018-09-20
WO2018159325A1 (ja) 2018-09-07
CN110337538B (zh) 2021-11-19

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