KR100484020B1 - 연료분사 밸브의 밀봉 구조 - Google Patents

연료분사 밸브의 밀봉 구조 Download PDF

Info

Publication number
KR100484020B1
KR100484020B1 KR10-2002-0041102A KR20020041102A KR100484020B1 KR 100484020 B1 KR100484020 B1 KR 100484020B1 KR 20020041102 A KR20020041102 A KR 20020041102A KR 100484020 B1 KR100484020 B1 KR 100484020B1
Authority
KR
South Korea
Prior art keywords
support ring
sealing member
introduction chamber
valve
fuel injection
Prior art date
Application number
KR10-2002-0041102A
Other languages
English (en)
Korean (ko)
Other versions
KR20030007184A (ko
Inventor
우노키겐
구보겐이치
호시카와에이지
Original Assignee
가부시키가이샤 봇슈오토모티브시스템
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 가부시키가이샤 봇슈오토모티브시스템 filed Critical 가부시키가이샤 봇슈오토모티브시스템
Publication of KR20030007184A publication Critical patent/KR20030007184A/ko
Application granted granted Critical
Publication of KR100484020B1 publication Critical patent/KR100484020B1/ko

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
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • F02M47/027—Electrically actuated valves draining the chamber to release the closing pressure
    • 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
    • F02M55/004—Joints; Sealings
    • F02M55/005—Joints; Sealings for high pressure conduits, e.g. connected to pump outlet or to injector inlet
    • 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
    • F02M61/168—Assembling; Disassembling; Manufacturing; Adjusting
    • 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
    • F02M2200/16—Sealing of fuel injection apparatus 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
    • F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8053—Fuel injection apparatus manufacture, repair or assembly involving mechanical deformation of the apparatus or parts thereof
    • 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
    • F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
    • F02M2200/8069—Fuel injection apparatus manufacture, repair or assembly involving removal of material from the fuel apparatus, e.g. by punching, hydro-erosion or mechanical operation
    • 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
    • F02M2547/00—Special features for fuel-injection valves actuated by fluid pressure
    • F02M2547/003—Valve inserts containing control chamber and valve piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
KR10-2002-0041102A 2001-07-16 2002-07-15 연료분사 밸브의 밀봉 구조 KR100484020B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001216043A JP3567374B2 (ja) 2001-07-16 2001-07-16 燃料噴射弁のシール構造
JPJP-P-2001-00216043 2001-07-16

Publications (2)

Publication Number Publication Date
KR20030007184A KR20030007184A (ko) 2003-01-23
KR100484020B1 true KR100484020B1 (ko) 2005-04-18

Family

ID=19050571

Family Applications (1)

Application Number Title Priority Date Filing Date
KR10-2002-0041102A KR100484020B1 (ko) 2001-07-16 2002-07-15 연료분사 밸브의 밀봉 구조

Country Status (3)

Country Link
JP (1) JP3567374B2 (ja)
KR (1) KR100484020B1 (ja)
CN (1) CN1279278C (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101162353B1 (ko) 2010-06-14 2012-07-04 평화오일씰공업주식회사 쥐디아이 엔진용 와셔

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005248846A (ja) * 2004-03-04 2005-09-15 Bosch Automotive Systems Corp 燃料通路のシール構造及びそのシール構造を備えた燃料噴射弁
JP2005248847A (ja) * 2004-03-04 2005-09-15 Bosch Automotive Systems Corp 燃料通路のシール構造及びそのシール構造を備えた燃料噴射弁
JP4087817B2 (ja) 2004-06-03 2008-05-21 ボッシュ株式会社 燃料噴射弁
DE102004060983B4 (de) * 2004-12-17 2017-02-02 Robert Bosch Gmbh Brennstoffeinspritzventil
DE102005048541A1 (de) * 2005-10-11 2007-04-12 Robert Bosch Gmbh Injektor
JP4458541B2 (ja) * 2005-12-16 2010-04-28 ボッシュ株式会社 バックアップリングの製造方法、及びバックアップリング、並びに燃料噴射弁のシール構造
JP4699400B2 (ja) * 2007-02-13 2011-06-08 ボッシュ株式会社 燃料噴射弁のシール構造及び燃料噴射弁
JP5270714B2 (ja) * 2011-04-27 2013-08-21 トヨタ自動車株式会社 燃料噴射弁用制振インシュレータ
CN102852684B (zh) * 2012-10-12 2014-09-17 福建省莆田市中涵机动力有限公司 共轨喷油器压力平衡式外密封平面控制阀
CN102877994B (zh) * 2012-10-12 2014-12-24 福建省莆田市中涵机动力有限公司 共轨喷油器压力平衡式内密封平面控制阀
CN103899462B (zh) * 2012-12-31 2016-05-25 北京亚新科天纬油泵油嘴股份有限公司 一种燃料供给系统喷射器中的密封结构
CN104074652B (zh) * 2014-06-30 2016-09-07 福建省莆田市中涵机动力有限公司 共轨喷油器分体式控制阀
CN106368874A (zh) * 2016-09-12 2017-02-01 上海中船三井造船柴油机有限公司 一种低速柴油机的喷油器
EP3309384B1 (en) * 2016-10-12 2020-08-26 Vitesco Technologies GmbH Anti-reflection device for an injection valve and injection valve
CN106704067B (zh) * 2017-01-25 2019-05-14 中国第一汽车股份有限公司 弱泄漏防回油燃料喷射装置
WO2019109825A1 (zh) * 2017-12-07 2019-06-13 天津盛欧美发动机技术有限公司 柴油机共轨喷油器
JP6962208B2 (ja) * 2018-01-17 2021-11-05 トヨタ自動車株式会社 密封構造

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62155263U (ja) * 1986-03-24 1987-10-02
JPS63185964U (ja) * 1987-05-25 1988-11-29
JPS6449766U (ja) * 1987-09-24 1989-03-28
JPH0365032A (ja) * 1989-08-02 1991-03-20 Central Res Inst Of Electric Power Ind コージェネレーションシステム
JPH0632834U (ja) * 1992-09-30 1994-04-28 エヌオーケー株式会社 ガスケット
US5342066A (en) * 1992-10-26 1994-08-30 Fmc Corporation Non-extrusion device for split annular casing/tubing hanger compression seals
JPH1068467A (ja) * 1996-06-21 1998-03-10 Nok Corp シール装置
JP2001146969A (ja) * 1999-11-24 2001-05-29 Nok Corp シール装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62155263U (ja) * 1986-03-24 1987-10-02
JPS63185964U (ja) * 1987-05-25 1988-11-29
JPS6449766U (ja) * 1987-09-24 1989-03-28
JPH0365032A (ja) * 1989-08-02 1991-03-20 Central Res Inst Of Electric Power Ind コージェネレーションシステム
JPH0632834U (ja) * 1992-09-30 1994-04-28 エヌオーケー株式会社 ガスケット
US5342066A (en) * 1992-10-26 1994-08-30 Fmc Corporation Non-extrusion device for split annular casing/tubing hanger compression seals
JPH1068467A (ja) * 1996-06-21 1998-03-10 Nok Corp シール装置
JP2001146969A (ja) * 1999-11-24 2001-05-29 Nok Corp シール装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101162353B1 (ko) 2010-06-14 2012-07-04 평화오일씰공업주식회사 쥐디아이 엔진용 와셔

Also Published As

Publication number Publication date
JP3567374B2 (ja) 2004-09-22
KR20030007184A (ko) 2003-01-23
JP2003028021A (ja) 2003-01-29
CN1279278C (zh) 2006-10-11
CN1397727A (zh) 2003-02-19

Similar Documents

Publication Publication Date Title
KR100484020B1 (ko) 연료분사 밸브의 밀봉 구조
US5803369A (en) Accumulator fuel injection device
EP1978238B1 (en) Method of producing ring-like member, backup ring. and seal structure for fuel injection valve
EP1433952B1 (en) Pressure control valve for controlling operation of fuel injector
EP1757799A1 (en) Fuel injection valve
KR20060123658A (ko) 연료 통로의 밀봉 구조체 및 이 밀봉 구조체를 구비한 연료분사 밸브
US7118046B2 (en) Sliding structure for shaft member with improved abrasion resistance and injector
JP2005299641A (ja) 燃料噴射ノズル
KR20060122974A (ko) 연료 통로의 밀봉 구조체 및 이 밀봉 구조체를 구비한 연료분사 밸브
KR20020027371A (ko) 공통 레일 인젝터
US9163597B2 (en) High-pressure containment sleeve for nozzle assembly and fuel injector using same
KR100597760B1 (ko) 연료 분사기
US7025292B2 (en) Injector to inject fuel into a combustion chamber
KR20060015731A (ko) 내연 기관용 연료 분사 밸브
JP2005504226A (ja) 弁、特に燃料噴射弁
JP4699400B2 (ja) 燃料噴射弁のシール構造及び燃料噴射弁
JP2004526895A (ja) 内燃機関のための燃料噴射弁
JP4087817B2 (ja) 燃料噴射弁
JP4140540B2 (ja) 燃料噴射弁
JP3303565B2 (ja) 燃料噴射装置
KR100484019B1 (ko) 연료분사 밸브에 있어서의 고압 송유로 교차부의 응력저감 구조
KR20010058568A (ko) 디젤기관용 축압식 연료분사장치
JP4211763B2 (ja) 燃料噴射弁
JP2003343382A (ja) 電磁弁および燃料噴射弁
KR20070023812A (ko) 연료 분사 밸브

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20100402

Year of fee payment: 6

LAPS Lapse due to unpaid annual fee