KR880007916A - 내연기관의 연료분사장치용 분사밸브 - Google Patents

내연기관의 연료분사장치용 분사밸브 Download PDF

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Publication number
KR880007916A
KR880007916A KR870013451A KR870013451A KR880007916A KR 880007916 A KR880007916 A KR 880007916A KR 870013451 A KR870013451 A KR 870013451A KR 870013451 A KR870013451 A KR 870013451A KR 880007916 A KR880007916 A KR 880007916A
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KR
South Korea
Prior art keywords
valve
seat surface
insert
injection
valve seat
Prior art date
Application number
KR870013451A
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English (en)
Other versions
KR950001337B1 (ko
Inventor
홀츠그래페 폴커
Original Assignee
클라우스 포스; 맨프레트 크네쉬
로베르트 보쉬 게엠베하
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.)
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Application filed by 클라우스 포스; 맨프레트 크네쉬, 로베르트 보쉬 게엠베하 filed Critical 클라우스 포스; 맨프레트 크네쉬
Publication of KR880007916A publication Critical patent/KR880007916A/ko
Application granted granted Critical
Publication of KR950001337B1 publication Critical patent/KR950001337B1/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
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/04—Injectors peculiar 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
    • 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
    • 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
    • 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

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

내연기관의 연료분사장치용 분사밸브
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 의한 분사밸브의 제1실시예를 도시하는 종단면도.
제2도는 제1도의 II-II선에 따라서 본 단면도.
제3도는 분사밸브의 제2실시예를 도시하는 부분 종단면도.
제4도는 분사밸브의 제3실시예를 도시하는 부분 종단면도.
제5도는 분사밸브의 제4실시예를 도시하는 부분 종단면도.
제6도는 제5도의 VI-VI선에 따라서 본 단면도.

Claims (8)

  1. 노즐체와, 저면직경으로 부터 원추형으로 가늘어지는 밸브시이트면과, 이 밸브시이트면에 이어지는 분사개구와, 밸브니이들을 구비하며, 상기 밸브니이들이 밸브시이트면과, 협동하는 시일부와, 이 시일부의 상류에 설치된 원통부와, 밸브니이들을 외주로써 가이드 구멍내에서 안내하기 위해 적어도 1개의 가이드부를가지고 있으며, 또 밸브니이들은 중앙개구를 갖춘 링형의 삽입체에 의해서 둘러싸여 있으며, 이 삽입체가 상류로 부터 하류도 연장하는 적어도 하나의 흐름구멍을 가지고 있는 형식의 내연기관의 연료분사 장치용 분사밸브에 있어서, 삽입체(43)가 시일주벽(44)에 의해서 시일되며, 밸브니이들(6)의 시일부(21)와 가이드부(30)사이에 배치되어 있으며, 또 밸브니이들(6)의 원통부(23)가 좁은 여유를 가지고 삽입체(43)의 중앙구멍(49)내에 돌입하여 있고 삽입체의 적어도 한개의 흐름구멍(50)이 밸브시이트면(17)에 향하고 있는 것을 특징으로 하는 내연기관의 연료분사장치용 분사밸브.
  2. 제1항에 있어서, 삽입체(43)는 밸브시이트면(17)에 향하는 저부(60)와, 밸브니이들(6)의 가이드부(30)에 향하는 링 가장자리(61)를 가지고 컵형으로 형성되어 있으며, 또 저부(60)에 중앙개구(49)와 적어도 한개의 흐름구멍(50)이 설치되어 있으며 또 링 가장자리(61)의 주벽(63)이 가이드구멍(16)내에 안내되어 있는 것을 특징으로 하는 분사밸브.
  3. 제2항에 있어서, 링 가장자리(61)에 적어도 한개의 관통개구(65)가 설치되어 있는 것을 특징으로 하는 분사밸브.
  4. 제1항 또는 제2항에 있어서, 삽입체(43)에 이 삽입체(43)를 밸브시이트면(17)에 향하는 방향에서 부하하는 스프링(55)이 작용하고 있는 것을 특징으로 하는 분사밸브.
  5. 제1항에 있어서, 밸브시이트면(17)의 상류에 있어서, 가이드구멍(16)은 쇼울더(57)를 가지고 있으며 이 쇼율더(57)에 삽입체(43)의 링 가장 자리(61)가 지지되어 있는 것을 특징으로 하는 분사밸브.
  6. 제1항에 있어서, 삽입체(43)의 시일주벽(44)은 밸브시이트면(17)과 거의 같은 각도로 연장하고 있으며 또 이 밸브시이트면에 맞닿도록 되어 있는 것을 특징으로 하는 분사밸브.
  7. 제1항에 있어서, 각 흐름구멍(50)이 소용돌이를 발생하기 위하여 가이드구멍(16)에 대하여 경사하여 연장하고 있는 것을 특징으로 하는 분사밸브.
  8. 제1항에 있어서, 각 흐름구멍(50)은 연료조량에 도움이 되는 것을 특징으로 하는 분사밸브.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019870013451A 1986-12-19 1987-11-28 내연기관의 연료분사장치용 분사밸브 KR950001337B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19863643523 DE3643523A1 (de) 1986-12-19 1986-12-19 Einspritzventil fuer kraftstoffeinspritzanlagen
DE3643523.6 1986-12-19

Publications (2)

Publication Number Publication Date
KR880007916A true KR880007916A (ko) 1988-08-29
KR950001337B1 KR950001337B1 (ko) 1995-02-17

Family

ID=6316644

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870013451A KR950001337B1 (ko) 1986-12-19 1987-11-28 내연기관의 연료분사장치용 분사밸브

Country Status (4)

Country Link
US (1) US5044561A (ko)
JP (1) JPS63162960A (ko)
KR (1) KR950001337B1 (ko)
DE (1) DE3643523A1 (ko)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0816471B2 (ja) * 1987-07-31 1996-02-21 株式会社日立製作所 電磁式燃料噴射弁
US4971254A (en) * 1989-11-28 1990-11-20 Siemens-Bendix Automotive Electronics L.P. Thin orifice swirl injector nozzle
US5170945A (en) * 1991-12-10 1992-12-15 Siemens Automotive L.P. Fuel injector that swirls and throttles the flow to create to a toroidal fuel cloud
DE4234450A1 (de) * 1992-10-13 1994-04-14 Swoboda Peter Elektromagnetisch betätigtes Einspritzventil
US5307997A (en) * 1993-03-12 1994-05-03 Siemens Automotive L.P. Fuel injector swirl passages
JP3933739B2 (ja) * 1997-01-30 2007-06-20 三菱電機株式会社 燃料噴射弁
DE19736684A1 (de) 1997-08-22 1999-02-25 Bosch Gmbh Robert Brennstoffeinspritzventil
DE19813020A1 (de) * 1998-03-25 1999-09-30 Bosch Gmbh Robert Brennstoffeinspritzventil
DE10046305A1 (de) 2000-09-19 2002-04-04 Bosch Gmbh Robert Brennstoffeinspritzventil
DE10050056A1 (de) 2000-10-10 2002-04-18 Bosch Gmbh Robert Brennstoffeinspritzventil
DE10051900A1 (de) 2000-10-19 2002-05-29 Bosch Gmbh Robert Brennstoffeinspritzventil
DE10052485B4 (de) 2000-10-23 2005-12-08 Robert Bosch Gmbh Brennstoffeinspritzventil
DE10143500A1 (de) 2001-09-05 2003-03-20 Bosch Gmbh Robert Brennstoffeinspritzventil
DE50105211D1 (de) 2001-11-16 2005-03-03 Bosch Gmbh Robert Brennstoffeinspritzventil
DE102004054241A1 (de) * 2004-11-10 2006-05-11 Robert Bosch Gmbh Brennstoffeinspritzventil
JP2007315186A (ja) * 2006-05-23 2007-12-06 Aisan Ind Co Ltd 燃料噴射装置
US8820665B2 (en) 2007-09-25 2014-09-02 S.C. Johnson & Son, Inc. Fluid dispensing nozzle
US8955773B2 (en) * 2012-10-03 2015-02-17 Control Components, Inc. Nozzle design for high temperature attemperators
US8931717B2 (en) * 2012-10-03 2015-01-13 Control Components, Inc. Nozzle design for high temperature attemperators
US10288280B2 (en) 2014-08-04 2019-05-14 Cci Italy Srl Dual cone spray nozzle assembly for high temperature attemperators
EP3260695B8 (en) 2016-06-24 2019-07-17 CPT Group GmbH Valve assembly for an injection valve and injection valve

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1171140A (en) * 1912-03-05 1916-02-08 John Paton Robertson Hydrocarbon-burner.
FR458028A (fr) * 1912-07-26 1913-10-01 William Augustus Hall Procédé pour l'extraction du soufre des pyrites
GB191509382A (en) * 1915-06-26 1915-09-02 Frederick Howard Livens Improvements in Devices for Atomising Liquid Fuels in Internal Combustion Engines.
US1481597A (en) * 1921-02-04 1924-01-22 White & Co Ltd Samuel Liquid-fuel sprayer
US1518449A (en) * 1921-10-12 1924-12-09 Plantinga Pierre Oil spray for carburetors
GB435422A (en) * 1934-05-10 1935-09-20 Wallsend Slipway & Engineering Improvements in liquid fuel burners
DE2543805C2 (de) * 1975-10-01 1986-05-07 Robert Bosch Gmbh, 7000 Stuttgart Elektromagnetisch betätigbares Einspritzventil
DE2807052A1 (de) * 1978-02-18 1979-08-23 Bosch Gmbh Robert Elektromagnetisches kraftstoff- einspritzventil fuer brennkraftmaschinen
US4173069A (en) * 1978-05-24 1979-11-06 Kett Tool Co. Power shear head
US4365746A (en) * 1979-06-20 1982-12-28 Kabushiki Kaisha Toyota Chuo Kenkyusho Swirl injection valve
US4350301A (en) * 1980-06-25 1982-09-21 The Bendix Corporation Flow controlled pressure regulating device
DE3121572A1 (de) * 1981-05-30 1982-12-16 Robert Bosch Gmbh, 7000 Stuttgart "einspritzventil"
DE3314899A1 (de) * 1983-04-25 1984-10-25 Mesenich, Gerhard, Dipl.-Ing., 4630 Bochum Federanordnung mit zusatzmasse zur verbesserung des dynamischen verhaltens von elektromagnetsystemen
US4685432A (en) * 1983-10-31 1987-08-11 Kabushiki Kaisha Toyota Chuo Kenkyusho Method and device for forming mixture gas in direct injection type internal combustion engine
DE3418761A1 (de) * 1984-05-19 1985-11-21 Robert Bosch Gmbh, 7000 Stuttgart Einspritzventil
JPS62284955A (ja) * 1986-06-04 1987-12-10 Hitachi Ltd 電磁式燃料噴射弁

Also Published As

Publication number Publication date
US5044561A (en) 1991-09-03
KR950001337B1 (ko) 1995-02-17
DE3643523A1 (de) 1988-06-30
JPS63162960A (ja) 1988-07-06

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