KR860007471A - 전자작동식·연료분사밸브 - Google Patents

전자작동식·연료분사밸브 Download PDF

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Publication number
KR860007471A
KR860007471A KR1019860001413A KR860001413A KR860007471A KR 860007471 A KR860007471 A KR 860007471A KR 1019860001413 A KR1019860001413 A KR 1019860001413A KR 860001413 A KR860001413 A KR 860001413A KR 860007471 A KR860007471 A KR 860007471A
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KR
South Korea
Prior art keywords
valve
fuel injection
injection valve
hole
valve seat
Prior art date
Application number
KR1019860001413A
Other languages
English (en)
Other versions
KR930012229B1 (ko
Inventor
크납 하인리히
크라우쓰 루돌프
자우어 루돌프
징그 주말 야이힌트
Original Assignee
로베르트 보쉬 게엠베하
클라우스 포스, 만프레드 크네취
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 로베르트 보쉬 게엠베하, 클라우스 포스, 만프레드 크네취 filed Critical 로베르트 보쉬 게엠베하
Publication of KR860007471A publication Critical patent/KR860007471A/ko
Application granted granted Critical
Publication of KR930012229B1 publication Critical patent/KR930012229B1/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
    • 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
    • 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
    • F02M51/0692—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means and permanent magnets as valve or armature return means
    • 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
    • F02M51/0614—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of electromagnets or fixed armature
    • F02M51/0617—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of electromagnets or fixed armature having two or more electromagnets
    • F02M51/0621—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of electromagnets or fixed armature having two or more electromagnets acting on one mobile 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
    • 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
    • F02M51/0632—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a spherically or partly spherically shaped armature, e.g. acting as valve body
    • 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
    • F02M61/04—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
    • F02M61/08—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 the valves opening in direction of fuel flow
    • 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)

Abstract

내용 없음

Description

전자동식 연료분사밸브
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 제1실시예에 의한 연료분사밸브를 도시하는 단면도.
제2도는 제2실시예에 의한 연료분사밸브를 도시하는 부분단면도.
＊ 도면의 주요부분에 대한 부호의 설명
1 : 밸브 케이싱 2 : 케이싱 내부구멍
3, 19 : 견부 4 : 기초판
5 : 절결부 7, 9 : 자극부재
8, 10 : 자극 11 : 자극 공기갭
12 : 영구자석 13, 14 : 자기 코일
16 : 접속부재 17 : 밸브 시트체
18 : 중간링 20 : 가장자리 만곡부
22 : 유통구멍 23 : 밸브시트
24 : 맞닿음면 25 : 안내구멍
26 : 밸브 니이들 28 : 가동자
29 : 폐쇄헤드 30 : 모떼기부
31 : 공기 갭 33 : 양조절부
34 : 양조절환형 갭 35 : 환형홈
36 : 구획부 37 : 반경방향구멍
39 : 협착부

Claims (5)

  1. 밸브케이싱과, 상기 밸브케이싱 내에 배치된 밸브시트체와, 적어도 하나의 자기코일과, 가동자를 가지는 전자작동식 연료분사밸브로서, 상기 가동자가, 밸브시트체의 유통구멍내에 유격을 가지고 관통배치되어 있는 밸브 니이들이 끼워져 있고, 이 밸브 니이들이 가지는 폐쇄헤드가 연료분사밸브의 개방을 위해 밸브시트체에 배치된 고정적인 밸브시트로부터 외측으로 이격운동 가능한 형식의 것에 있어서, 가동자(28)가 구형으로 형성되어 있고 또 그 외주면에 있어서 유통구멍(22)에 정합되어 연장하는 안내구멍(25)내에서 밸브 시트체(17)를 따라 미끄럼 가능하도록 지지되어 있고, 코어(7, 9)로부터의 가동자(28)의 행정운동이, 안내구멍(25)과 유통구멍(22)과의 사이에 배치된 맞닿음면(24)에 의해 제한가능하며, 또 연료량 조절이 주로 유통구멍(22)내에서 밸브시트(23)의 바로 상류에 있어서 행해지고 있는 것을 특징으로 하는 전자작동식 연료분사밸브.
  2. 제1항에 있어서, 밸브 니이들(26)이 폐쇄 헤드(29)의 바로 상류측에 양조절부(33)를 가지고, 이 양조절부(33)와 유통구멍(22)의 벽부와의 사이에 양조절 환형 갭(34)이 형성되어 있는 것이 특징인 연료분사밸브.
  3. 제1항에 있어서, 유통구멍(22)이 밸브시트(23)의 바로 상류측에 협착부(39)를 가지고, 이 협착부(39)와 밸브니이들(26)과의 사이에 양조절 환형갭(34)이 형성되어 있는 것이 특징인 연료분사밸브.
  4. 제1항 내지 제3항중 어느 한 항에 있어서, 구형의 가동자(28)가 코어(7, 9)에 면하여 모떼기부(30)를 가지고 있는 것이 특징인 연료분사밸브.
  5. 제1항 내지 제3항중 어느 한 항에 있어서, 코어(7, 9)에 영구자석(12)이 배치되어 있는 것이 특징인 연료분사밸브.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019860001413A 1985-03-02 1986-02-28 전자작동식 연료분사밸브 KR930012229B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3507443.4 1985-03-02
DE19853507443 DE3507443A1 (de) 1985-03-02 1985-03-02 Elektromagnetisch betaetigbares kraftstoffeinspritzventil

Publications (2)

Publication Number Publication Date
KR860007471A true KR860007471A (ko) 1986-10-13
KR930012229B1 KR930012229B1 (ko) 1993-12-24

Family

ID=6264033

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860001413A KR930012229B1 (ko) 1985-03-02 1986-02-28 전자작동식 연료분사밸브

Country Status (7)

Country Link
US (1) US4653720A (ko)
JP (1) JPS61201879A (ko)
KR (1) KR930012229B1 (ko)
AU (1) AU569653B2 (ko)
DE (1) DE3507443A1 (ko)
FR (1) FR2578295B1 (ko)
GB (1) GB2171758B (ko)

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DE3521040A1 (de) * 1985-06-12 1986-12-18 Vdo Adolf Schindling Ag, 6000 Frankfurt Einspritzventil
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US5161743A (en) * 1986-10-24 1992-11-10 Nippondenso Co., Ltd. Electromagnetic fuel injection valve for internal combustion engine
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FR2615249B1 (fr) * 1987-05-12 1989-08-18 Renault Injecteur pour moteur a allumage commande et injection directe
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EP1783359A1 (en) * 2005-11-02 2007-05-09 Delphi Technologies, Inc. Improved control valve arrangement
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EP2290217B1 (en) * 2008-03-17 2016-03-16 Husqvarna AB Fuel supply unit
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DE102012218593A1 (de) * 2012-10-12 2014-04-17 Continental Automotive Gmbh Ventil für eine Pumpe
EP3153697A1 (en) * 2015-10-09 2017-04-12 Continental Automotive GmbH Valve assembly arrangement for an injection valve and injection valve

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Also Published As

Publication number Publication date
US4653720A (en) 1987-03-31
GB2171758A (en) 1986-09-03
FR2578295A1 (fr) 1986-09-05
FR2578295B1 (fr) 1989-03-31
AU569653B2 (en) 1988-02-11
AU5276986A (en) 1986-09-04
JPS61201879A (ja) 1986-09-06
KR930012229B1 (ko) 1993-12-24
GB2171758B (en) 1988-06-22
DE3507443C2 (ko) 1992-08-27
DE3507443A1 (de) 1986-09-04
GB8604843D0 (en) 1986-04-03

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