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KR900001964A - 전자식 연료분사밸브 - Google Patents

전자식 연료분사밸브 Download PDF

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Publication number
KR900001964A
KR900001964A KR1019890009153A KR890009153A KR900001964A KR 900001964 A KR900001964 A KR 900001964A KR 1019890009153 A KR1019890009153 A KR 1019890009153A KR 890009153 A KR890009153 A KR 890009153A KR 900001964 A KR900001964 A KR 900001964A
Authority
KR
South Korea
Prior art keywords
fuel injection
fuel
valve
injection hole
electronic
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.)
Granted
Application number
KR1019890009153A
Other languages
English (en)
Other versions
KR930004967B1 (ko
Inventor
요시오 오까모도
요조 나까무라
미네오 가시와야
에이지 하마시마
Original Assignee
미다 가쓰시게
가부시기가이샤 히다찌세이사꾸쇼
모리 미찌쓰구
히다찌 오토모티브 엔지니어링 가부시기가이샤
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, 가부시기가이샤 히다찌세이사꾸쇼, 모리 미찌쓰구, 히다찌 오토모티브 엔지니어링 가부시기가이샤 filed Critical 미다 가쓰시게
Publication of KR900001964A publication Critical patent/KR900001964A/ko
Application granted granted Critical
Publication of KR930004967B1 publication Critical patent/KR930004967B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • 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
    • 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
    • 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
    • F02M61/162—Means to impart a whirling motion to fuel upstream or near discharging orifices
    • 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
    • F02M61/1846—Dimensional characteristics of discharge orifices
    • 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
    • F02M61/1853—Orifice plates
    • 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
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/18—DOHC [Double overhead camshaft]

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)

Abstract

내용 없음

Description

전자식 연료분사밸브
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본원 발명에 관한 전자식 연료분사밸브의 종단면도.
제2도는 제1도의 A-A 단면도.
제3도는 제1도의 B방향에서 본 도면이며, 본원 발명에 관한 어댑터의 설명도.

Claims (6)

  1. 밸브시트의 상류측에 설치되며, 공급된 연료에 선회력을 부여하는 연료선회소자와, 밸브시트의 하류측에 배설된 연료분사공을 구비한 전자식 연료분사밸브에 있어서, 상기 연료분사공의 하류측에 분출하는 연료의 흐름을 분할시키는 분할수단을 배설한 것을 특징으로 하는 전자식 연료분사밸브.
  2. 밸브시트의 상류측에 설치되며, 공급된 연료에 선회력을 부여하는 연료선회소자와, 밸브시트의 하류측에 배설된 연료분사공을 구비한 전자식 연료분사밸브에 있어서, 밸브축심에 대해서 직교하는 단면이 밸브축심에 대해서 대칭의 위치에 배설되어, 상기 연료분사공의 경보다 큰 복수의 원과, 그들 원의 사이는 이 원에 외접하는 원호에 의해 형성되는 연료통로공을 가진 연료의 분할수단을 상기 연료분사공의 하류측에 배설한 것을 특징으로 하는 전자식 연료분사밸브.
  3. 제2항에 있어서, 상기 연료통로공은 상기 연료분사공에 평행으로 배설되어 있는 것을 특징으로 하는 전자식 연료분사밸브.
  4. 밸브시트의 상류측에 설치되며, 공급된 연료에 선회력을 부여하는 연료선회소자와, 밸브시트의 하류측에 배설된 연료분사공을 구비한 전자식 연료분사밸브에 있어서, 밸브축심에 대해서 직교하는 단면이 밸브축심에 대해서 대칭의 위치에 배설되며, 상기 연료분사공의 경보다 큰 복수의 원과, 그들 원의 사이는 이 원에 외접하고, 상기 연료분사공의 경보다 작은 거리를 가진 2점을 중심으로 한 원호에 의해 형성되는 연료통로공을 가진 염료의 분할수단을 상기 연료분사공의 하류측에 배설한 것을 특징으로 하는 전자식 연료분사밸브.
  5. 밸브시트의 하류측에 밸브축심에 대해 경사져서 배설된 연료분사공과, 이 연료분사공에서 선회력이 부여된 연료가 선회하는 연료선회실을 구비한 전자식 연료분사밸브에 있어서, 상기 연료선회실의 하류측에 분출되는 연료의 흐름을 분할시키는 분할수단을 배설한 것을 특징으로 하는 전자식 연료분사밸브.
  6. 제1항의, 전자식 연료분사밸브와, 이 전자식 연료분사밸브의 하류방향으로 설치된 흡기밸브를 구비하고, 상기 전자식 연료분사밸브의 분사각을 상기 흡기밸브의 간막이벽이내에 설정한 것을 특징으로 하는 내연기관.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890009153A 1988-07-13 1989-06-30 전자식 연료 분사밸브 Expired - Fee Related KR930004967B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP??63-172739 1988-07-13
JP17273988 1988-07-13
JP63-172739 1988-07-13

Publications (2)

Publication Number Publication Date
KR900001964A true KR900001964A (ko) 1990-02-27
KR930004967B1 KR930004967B1 (ko) 1993-06-11

Family

ID=15947419

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890009153A Expired - Fee Related KR930004967B1 (ko) 1988-07-13 1989-06-30 전자식 연료 분사밸브

Country Status (4)

Country Link
US (1) US5109824A (ko)
EP (1) EP0350885B1 (ko)
KR (1) KR930004967B1 (ko)
DE (1) DE68905691T2 (ko)

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DE3927390A1 (de) * 1989-08-19 1991-02-21 Bosch Gmbh Robert Kraftstoffeinspritzventil
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DE4018256A1 (de) * 1990-06-07 1991-12-12 Bosch Gmbh Robert Elektromagnetisch betaetigbares brennstoffeinspritzventil
US5218943A (en) * 1991-01-07 1993-06-15 Toyota Jidosha Kabushiki Kaisha Fuel injection apparatus for internal combustion engine
US5329905A (en) * 1991-10-30 1994-07-19 Honda Giken Kogyo Kabushiki Kaisha Fuel injection type internal combustion engine
JP3052525B2 (ja) * 1992-01-30 2000-06-12 株式会社日立製作所 電磁式燃料噴射弁の加工方法
JP3560174B2 (ja) * 1994-05-17 2004-09-02 株式会社デンソー 流体噴射ノズル及びそれを用いた燃料噴射弁
US5622489A (en) * 1995-04-13 1997-04-22 Monro; Richard J. Fuel atomizer and apparatus and method for reducing NOx
US5862792A (en) * 1996-02-28 1999-01-26 Paul; Marius A. Self-injection system
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US5875747A (en) * 1997-03-26 1999-03-02 Lamp; Justin Internal combustion engine
US6250284B1 (en) 1997-03-26 2001-06-26 Justin Lamp Engine with fuel delivery system
DE19736682A1 (de) * 1997-08-22 1999-02-25 Bosch Gmbh Robert Brennstoffeinspritzventil
JP3896653B2 (ja) * 1997-10-08 2007-03-22 トヨタ自動車株式会社 内燃機関用燃料噴射弁
JPH11117831A (ja) * 1997-10-17 1999-04-27 Toyota Motor Corp 内燃機関用燃料噴射弁
JP3505996B2 (ja) * 1998-03-19 2004-03-15 トヨタ自動車株式会社 内燃機関用燃料噴射弁
EP1084368B2 (de) * 1998-06-04 2005-11-02 Siemens Aktiengesellschaft Brennstoffdüse
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JP2976973B1 (ja) * 1998-09-29 1999-11-10 トヨタ自動車株式会社 内燃機関用燃料噴射弁
DE19937961A1 (de) * 1999-08-11 2001-02-15 Bosch Gmbh Robert Brennstoffeinspritzventil und Verfahren zur Herstellung von Austrittsöffnungen an Ventilen
DE10116186A1 (de) 2001-03-31 2002-10-10 Bosch Gmbh Robert Brennstoffeinspritzventil
US6625971B2 (en) * 2001-09-14 2003-09-30 United Technologies Corporation Fuel nozzle producing skewed spray pattern
DE10361349B4 (de) * 2003-12-17 2005-12-08 Lechler Gmbh Kegeldüse
US6928986B2 (en) * 2003-12-29 2005-08-16 Siemens Diesel Systems Technology Vdo Fuel injector with piezoelectric actuator and method of use
DE102008051365B4 (de) * 2008-10-15 2010-07-01 L'orange Gmbh Kraftstoff-Einspritzventil für Brennkraftmaschinen
JP5395007B2 (ja) * 2010-07-22 2014-01-22 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車両用内燃機関
JP5961383B2 (ja) 2012-01-11 2016-08-02 日立オートモティブシステムズ株式会社 燃料噴射弁
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Also Published As

Publication number Publication date
DE68905691D1 (de) 1993-05-06
KR930004967B1 (ko) 1993-06-11
EP0350885A3 (en) 1990-08-22
EP0350885A2 (en) 1990-01-17
DE68905691T2 (de) 1993-09-30
US5109824A (en) 1992-05-05
EP0350885B1 (en) 1993-03-31

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