CN1279278C - 燃料喷射阀的密封构造 - Google Patents

燃料喷射阀的密封构造 Download PDF

Info

Publication number
CN1279278C
CN1279278C CN 02126142 CN02126142A CN1279278C CN 1279278 C CN1279278 C CN 1279278C CN 02126142 CN02126142 CN 02126142 CN 02126142 A CN02126142 A CN 02126142A CN 1279278 C CN1279278 C CN 1279278C
Authority
CN
China
Prior art keywords
pressure
support ring
chamber
nozzle
sealing
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.)
Expired - Fee Related
Application number
CN 02126142
Other languages
English (en)
Chinese (zh)
Other versions
CN1397727A (zh
Inventor
鹈木健
久保贤一
星川荣二
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bosch Corp
Original Assignee
Bosch Automotive Systems Corp
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 Bosch Automotive Systems Corp filed Critical Bosch Automotive Systems Corp
Publication of CN1397727A publication Critical patent/CN1397727A/zh
Application granted granted Critical
Publication of CN1279278C publication Critical patent/CN1279278C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

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)
CN 02126142 2001-07-16 2002-07-16 燃料喷射阀的密封构造 Expired - Fee Related CN1279278C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP216043/2001 2001-07-16
JP2001216043A JP3567374B2 (ja) 2001-07-16 2001-07-16 燃料噴射弁のシール構造
JP216043/01 2001-07-16

Publications (2)

Publication Number Publication Date
CN1397727A CN1397727A (zh) 2003-02-19
CN1279278C true CN1279278C (zh) 2006-10-11

Family

ID=19050571

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 02126142 Expired - Fee Related CN1279278C (zh) 2001-07-16 2002-07-16 燃料喷射阀的密封构造

Country Status (3)

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

Families Citing this family (18)

* 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
KR101162353B1 (ko) 2010-06-14 2012-07-04 평화오일씰공업주식회사 쥐디아이 엔진용 와셔
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

Family Cites Families (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
JPH0535245Y2 (ja) * 1987-09-24 1993-09-07
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
JP2597071Y2 (ja) * 1992-09-30 1999-06-28 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
JP3532714B2 (ja) * 1996-06-21 2004-05-31 Ｎｏｋ株式会社 シール装置
JP2001146969A (ja) * 1999-11-24 2001-05-29 Nok Corp シール装置

Also Published As

Publication number Publication date
JP3567374B2 (ja) 2004-09-22
KR20030007184A (ko) 2003-01-23
JP2003028021A (ja) 2003-01-29
CN1397727A (zh) 2003-02-19
KR100484020B1 (ko) 2005-04-18

Similar Documents

Publication Publication Date Title
CN1279278C (zh) 燃料喷射阀的密封构造
CN1195953C (zh) 管接头
CN101048094A (zh) 包含具有密封装置的胶囊的系统
CN100339635C (zh) 连接器
CN1353247A (zh) 涡旋压缩机
CN1782448A (zh) 球窝接头装置
CN1701189A (zh) 液体封装式防振装置
CN1605003A (zh) 阀
CN1448645A (zh) 液压张紧器升降装置
CN1789694A (zh) 电磁阀、流量控制阀、高压燃料泵和燃料喷射泵
US20150013644A1 (en) Decoupling element for a fuel injection device
CN1603122A (zh) 墨盒和喷墨打印机
CN1308666C (zh) 压力传感器
CN1610799A (zh) 压力释放阀
CN107110098A (zh) 燃料喷射装置
CN101069035A (zh) 用于流体装置的连接密封结构
CN1886591A (zh) 燃油喷射阀用燃烧气体密封垫
CN1940287A (zh) 具有柱塞的流体泵及其壳体的整体铸造方法
CN1661258A (zh) 长度可调式气弹簧及注气方法
CN1210493C (zh) 箱体元件安装结构
CN1455845A (zh) 蓄压式分配型燃料喷射泵
CN101044784A (zh) 麦克风和生产麦克风的方法
CN1270077C (zh) 燃油喷射器
CN1637271A (zh) 具有固定铁芯和活动铁芯的燃油喷射阀
CN1250871C (zh) 燃油喷射阀

Legal Events

Date Code Title Description
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20061011

Termination date: 20100716