KR850004303A - 전자식 연료 분사밸브 - Google Patents

전자식 연료 분사밸브 Download PDF

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Publication number
KR850004303A
KR850004303A KR1019840007565A KR840007565A KR850004303A KR 850004303 A KR850004303 A KR 850004303A KR 1019840007565 A KR1019840007565 A KR 1019840007565A KR 840007565 A KR840007565 A KR 840007565A KR 850004303 A KR850004303 A KR 850004303A
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KR
South Korea
Prior art keywords
passage
fuel injection
pipe
housing
fuel
Prior art date
Application number
KR1019840007565A
Other languages
English (en)
Other versions
KR920002514B1 (ko
Inventor
마사히로 소오마 (외 2)
Original Assignee
미다 가쓰시게
가부시기 가이샤 히다찌 세이사꾸쇼
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 미다 가쓰시게, 가부시기 가이샤 히다찌 세이사꾸쇼 filed Critical 미다 가쓰시게
Publication of KR850004303A publication Critical patent/KR850004303A/ko
Application granted granted Critical
Publication of KR920002514B1 publication Critical patent/KR920002514B1/ko

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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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
    • 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
    • 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
    • F02M51/0675—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 valve body having cylindrical guiding or metering portions, e.g. with fuel passages
    • F02M51/0678—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 valve body having cylindrical guiding or metering portions, e.g. with fuel passages all portions having fuel passages, e.g. flats, grooves, diameter reductions
    • 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
    • F02M51/08—Injectors peculiar thereto with means directly operating the valve needle specially for low-pressure fuel-injection
    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/002—Arrangement of leakage or drain conduits in or from injectors
    • 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
    • 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
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/46—Details, component parts or accessories not provided for in, or of interest apart from, the apparatus covered by groups F02M69/02 - F02M69/44
    • F02M69/462—Arrangement of fuel conduits, e.g. with valves for maintaining pressure in the pipes after the engine being shut-down
    • F02M69/465—Arrangement of fuel conduits, e.g. with valves for maintaining pressure in the pipes after the engine being shut-down of fuel rails
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S239/00—Fluid sprinkling, spraying, and diffusing
    • Y10S239/90—Electromagnetically actuated fuel injector having ball and seat type valve

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)
  • Rigid Pipes And Flexible Pipes (AREA)

Abstract

내용 없음

Description

전자식 연료분사밸브
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본원 발명의 일실시예에 의한 전자식 연료분사밸브의 단면도.
제2도는 관재의 정면도.
제3도는 제2도의 Ⅲ-Ⅲ 단면도.
제4도는 제3도의 Ⅳ-Ⅳ 단면도.

Claims (7)

  1. 자성체로 형성된 하우징과; 상기 하우징의 내부와 유체적으로 접속된 연료분사구를 개폐하는 밸브와; 상기 밸브를 구동하는 가동코어와; 상기 하우징의 상기 연료분사구와는 반대측에 고정되는 경대부와, 상기 대경부에서 상기 하우징내측을 향해 돌출해서 뻗는 고정코어와, 상기 경대부에서 상기 하우징의 외측을 향해 돌출해서 뻗는 접속부와, 상기 고정코어의 돌출단부에서 상기 접속부의 돌출단면가지 뻗는 관통통로로 이루어진 연료도입체와; 상기 고정코어의 외주와 상기 하우징의 내주로 형성되는 환상공간에 배치된 전자코일과; 상기 관통통로내에 배치되어 양단에 열린곳을 갖는 관재와; 상기 관재의 도중에서 상기 관재의 외주와 상기 관통통로의 내주의 사이를 액밀적으로 봉지하는 봉지수단과; 상기 봉지수단으로 상기 접속부측의 상기 관통통로와 상기 환상공간을 유체적으로 접속하는 접속공으로 이루어지며 상기 관재의 내부에 연료를 흐르게 함으로써 상기 관재와 상기 관통통로 사이의 통로에 상기 관재내부의 연료의 흐름과 반대의 연료흐름을 생기게 하여 연료를 순환하도록 한 전자식 연료분사밸브.
  2. 상기 봉지수단은 상기 관재의 외주벽을 상기 관통 통로의 내주벽에 압입하는 것으로 얻어지는 것을 특징으로 하는 특허청구의 범위 1기재의 전자식 연료분사밸브.
  3. 상기 관재의 관통통로의 압입부에서 상기 접속부측의 관재에는 축방향으로 소정길이만큼 경방향 내측에 후퇴한 홈이 형성되며, 이 홈과 관통통로 사이를 연료가 흐르는 것을 특징으로 하는 특허청구의 범위 2기재의 전자식 연료분사밸브.
  4. 상기 관재는 금속제인 것을 특징으로 하는 특허청구의 범위 3기재의 전자식 연료분사밸브.
  5. 상기 관재는 합성수지인 것을 특징으로 하는 특허청구의 범위 3기재의 전자식 연료분사밸브.
  6. 상기 관재의 접속부 부근의 외주에는 복수의 리브가 형성되어 있는 것을 특징으로 하는 특허청구의 범위 5기재의 전자식 연료분사밸브.
  7. 상기 관재에 연료를 흐르게 하는 접속관이 상기 관재와 동시에 형성되어 있는 것을 특징으로 하는 특허청구의 범위 5기재의 전자식 연료분사밸브.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019840007565A 1983-12-02 1984-11-30 전자식 연료분사밸브 KR920002514B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP?83-226904 1983-12-02
JP58226904A JPS60119364A (ja) 1983-12-02 1983-12-02 電磁式燃料噴射弁
JP83-226904 1983-12-02

Publications (2)

Publication Number Publication Date
KR850004303A true KR850004303A (ko) 1985-07-11
KR920002514B1 KR920002514B1 (ko) 1992-03-27

Family

ID=16852415

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019840007565A KR920002514B1 (ko) 1983-12-02 1984-11-30 전자식 연료분사밸브

Country Status (5)

Country Link
US (1) US4625919A (ko)
EP (1) EP0144082B1 (ko)
JP (1) JPS60119364A (ko)
KR (1) KR920002514B1 (ko)
DE (1) DE3476570D1 (ko)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1183889B (it) * 1985-06-11 1987-10-22 Weber Spa Valvola per la dosatura del carburante per un dispositivo di alimentazione di un motore a combustione interna
DE3535124A1 (de) * 1985-10-02 1987-04-02 Bosch Gmbh Robert Elektromagnetisch betaetigbares kraftstoffeinspritzventil
GB2190426B (en) * 1986-05-16 1989-12-06 Lucas Ind Plc Fuel injectors
US5156342A (en) * 1986-10-24 1992-10-20 Nippondenso Co. Ltd. Electromagnetic fuel injection valve for internal combustion engine
JP2515758B2 (ja) * 1986-10-29 1996-07-10 株式会社日立製作所 電磁式燃料噴射弁装置の製造方法
US4805837A (en) * 1986-10-30 1989-02-21 Allied Corporation Injector with swirl chamber return
JPH02503101A (ja) * 1986-10-30 1990-09-27 ジーメンス・アクティエンゲゼルシャフト 高圧渦巻き噴射器
DE8632002U1 (de) * 1986-11-28 1988-03-31 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzventil
DE68922871T2 (de) * 1988-03-04 1995-10-19 Yamaha Motor Co Ltd Brennstoffeinspritzdüse.
IT1240525B (it) * 1990-07-31 1993-12-17 Weber Srl Valvola dosatrice e polverizzatrice di carburante ad azionamento elettromagnetico per un dispositivo di alimentazione di un motore a combustione interna avente ingombro molto ridotto.
US5100102A (en) * 1990-10-15 1992-03-31 Ford Motor Company Compact electronic fuel injector
DE4109868A1 (de) * 1991-03-26 1992-10-01 Bosch Gmbh Robert Einstellbuchse fuer ein elektromagnetisch betaetigbares ventil und verfahren zur herstellung
DE4131535A1 (de) * 1991-09-21 1993-03-25 Bosch Gmbh Robert Elektromagnetisch betaetigbares einspritzventil
JP3085008B2 (ja) * 1993-03-12 2000-09-04 株式会社デンソー 流体噴射弁
US5335863A (en) * 1993-05-03 1994-08-09 Siemens Automotive L.P. Filter cartridge mounting for a top-feed fuel injector
DE4426006A1 (de) * 1994-07-22 1996-01-25 Bosch Gmbh Robert Ventilnadel für ein elektromagnetisch betätigbares Ventil und Verfahren zur Herstellung
US5769328A (en) * 1995-12-26 1998-06-23 General Motors Corporation Fuel interconnect for fuel injector
US5765750A (en) * 1996-07-26 1998-06-16 Siemens Automotive Corporation Method and apparatus for controlled atomization in a fuel injector for an internal combustion engine
US6422486B1 (en) 2000-03-31 2002-07-23 Siemens Automotive Corporation Armature/needle assembly for a fuel injector and method of manufacturing same
JP3791591B2 (ja) * 2000-11-29 2006-06-28 株式会社デンソー 燃料噴射弁とそのスプリング力調整用のアジャストパイプ及びその圧入方法
FR2818732B1 (fr) * 2000-12-22 2004-05-28 Renault Procede d'amortissement des ondes de pression dans une ligne hydraulique, et dispositif d'injection a rampe commune mettant en oeuvre ce procede
US6851622B2 (en) * 2002-01-08 2005-02-08 Siemens Vdo Automotive Corporation Fuel injector having a ferromagnetic coil bobbin
DE102005026992A1 (de) * 2005-06-10 2006-12-14 Robert Bosch Gmbh Hochdruckspeicherraum mit integriertem Drossel- und Filterelement
US9683472B2 (en) * 2010-02-10 2017-06-20 Tenneco Automotive Operating Company Inc. Electromagnetically controlled injector having flux bridge and flux break
FR3055370B1 (fr) * 2016-09-01 2020-05-01 Delphi Technologies Ip Limited Ensemble de bobine
US10704444B2 (en) 2018-08-21 2020-07-07 Tenneco Automotive Operating Company Inc. Injector fluid filter with upper and lower lip seal

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DE1815260A1 (de) * 1968-12-18 1970-07-09 Bosch Gmbh Robert Kraftstoffeinspritzventil
DE2644135A1 (de) * 1976-09-30 1978-04-06 Daimler Benz Ag Einspritzventil
US4116389A (en) * 1976-12-27 1978-09-26 Essex Group, Inc. Electromagnetic fuel injection valve
FR2441733A1 (fr) * 1978-11-17 1980-06-13 Innota Innovation Tech Avancee Injecteurs electromagnetiques et procedes pour les fabriquer
DE2936853A1 (de) * 1979-09-12 1981-04-02 Robert Bosch Gmbh, 7000 Stuttgart Elektromagnetisch betaetigbares ventil
US4281681A (en) * 1979-10-29 1981-08-04 Teague Jr Walter D Diverter attachment for water-powered appliance
JPS56107956A (en) * 1980-01-30 1981-08-27 Hitachi Ltd Solenoid fuel injection valve
DE3010613A1 (de) * 1980-03-20 1981-10-01 Robert Bosch Gmbh, 7000 Stuttgart Kraftstoffeinspritzanlage
DE3046890A1 (de) * 1980-12-12 1982-07-15 Robert Bosch Gmbh, 7000 Stuttgart Elektromagnetisch betaetigbares ventil, insbesondere kraftstoffeinspritzventil fuer kraftstoffeinspritzanlagen

Also Published As

Publication number Publication date
JPS60119364A (ja) 1985-06-26
KR920002514B1 (ko) 1992-03-27
EP0144082B1 (en) 1989-02-01
DE3476570D1 (en) 1989-03-09
EP0144082A3 (en) 1986-12-17
US4625919A (en) 1986-12-02
EP0144082A2 (en) 1985-06-12
JPH0112941B2 (ko) 1989-03-02

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