CN107923356B - 燃料喷射装置 - Google Patents

燃料喷射装置 Download PDF

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Publication number
CN107923356B
CN107923356B CN201680050128.6A CN201680050128A CN107923356B CN 107923356 B CN107923356 B CN 107923356B CN 201680050128 A CN201680050128 A CN 201680050128A CN 107923356 B CN107923356 B CN 107923356B
Authority
CN
China
Prior art keywords
wall surface
valve seat
needle body
core
flange portion
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
CN201680050128.6A
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English (en)
Chinese (zh)
Other versions
CN107923356A (zh
Inventor
山本辰介
及川忍
松川智二
后藤守康
伊藤荣次
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 CN107923356A publication Critical patent/CN107923356A/zh
Application granted granted Critical
Publication of CN107923356B publication Critical patent/CN107923356B/zh
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
    • F02M51/0664—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
    • 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
    • F02M51/0603—Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive operating means
    • F02M51/0607—Injectors peculiar thereto with means directly operating the valve needle using piezoelectric or magnetostrictive operating means the actuator being hollow, e.g. with needle passing through the hollow space
    • 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
    • F02M51/0689—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means and permanent magnets
    • 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
    • F02M61/161—Means for adjusting injection-valve lift
    • 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
    • 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
    • F02M2200/502—Springs biasing the valve member to the open position
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Analytical Chemistry (AREA)
  • Fuel-Injection Apparatus (AREA)
CN201680050128.6A 2015-09-02 2016-06-21 燃料喷射装置 Active CN107923356B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2015-172929 2015-09-02
JP2015172929A JP6449741B2 (ja) 2015-09-02 2015-09-02 燃料噴射装置
PCT/JP2016/002970 WO2017037973A1 (ja) 2015-09-02 2016-06-21 燃料噴射装置

Publications (2)

Publication Number Publication Date
CN107923356A CN107923356A (zh) 2018-04-17
CN107923356B true CN107923356B (zh) 2020-10-30

Family

ID=58188075

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201680050128.6A Active CN107923356B (zh) 2015-09-02 2016-06-21 燃料喷射装置

Country Status (5)

Country Link
US (1) US10808662B2 (enExample)
JP (1) JP6449741B2 (enExample)
CN (1) CN107923356B (enExample)
DE (1) DE112016003999T5 (enExample)
WO (1) WO2017037973A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6426556B2 (ja) 2015-08-06 2018-11-21 株式会社デンソー 燃料噴射装置
CN110418679B (zh) 2017-03-14 2020-09-01 日产自动车株式会社 模头装置、涂布方法及层叠体形成装置
CN111148894B (zh) * 2017-09-29 2022-01-18 株式会社电装 燃料喷射阀
DE102019104294A1 (de) * 2018-03-15 2019-09-19 Denso Corporation Korrosionsbeständige Vorrichtung
JP7338155B2 (ja) * 2019-01-08 2023-09-05 株式会社デンソー 燃料噴射弁
JP7470254B2 (ja) * 2021-05-12 2024-04-17 日立Astemo株式会社 燃料噴射装置
US12049858B1 (en) 2023-03-02 2024-07-30 Caterpillar Inc. Fuel system having fuel injector boot assembly configured with grasping protrusion

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011241701A (ja) * 2010-05-14 2011-12-01 Keihin Corp 電磁式燃料噴射弁
JP2012097728A (ja) * 2010-10-05 2012-05-24 Denso Corp 燃料噴射弁
JP2012149648A (ja) * 2010-02-17 2012-08-09 Denso Corp 燃料噴射弁
JP2014227958A (ja) * 2013-05-24 2014-12-08 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 (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7891585B2 (en) * 2006-03-29 2011-02-22 Keihin Corporation Fuel injection valve
JP6575074B2 (ja) 2014-02-18 2019-09-18 株式会社リコー 情報処理装置、情報処理方法、プログラム

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012149648A (ja) * 2010-02-17 2012-08-09 Denso Corp 燃料噴射弁
JP2011241701A (ja) * 2010-05-14 2011-12-01 Keihin Corp 電磁式燃料噴射弁
JP2012097728A (ja) * 2010-10-05 2012-05-24 Denso Corp 燃料噴射弁
JP2014227958A (ja) * 2013-05-24 2014-12-08 日立オートモティブシステムズ株式会社 燃料噴射弁

Also Published As

Publication number Publication date
JP2017048731A (ja) 2017-03-09
DE112016003999T5 (de) 2018-05-24
US10808662B2 (en) 2020-10-20
JP6449741B2 (ja) 2019-01-09
US20190024618A1 (en) 2019-01-24
CN107923356A (zh) 2018-04-17
WO2017037973A1 (ja) 2017-03-09

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