JP5783947B2 - 圧力補償される制御弁を備えた燃料インジェクタ - Google Patents
圧力補償される制御弁を備えた燃料インジェクタ Download PDFInfo
- Publication number
- JP5783947B2 JP5783947B2 JP2012093416A JP2012093416A JP5783947B2 JP 5783947 B2 JP5783947 B2 JP 5783947B2 JP 2012093416 A JP2012093416 A JP 2012093416A JP 2012093416 A JP2012093416 A JP 2012093416A JP 5783947 B2 JP5783947 B2 JP 5783947B2
- Authority
- JP
- Japan
- Prior art keywords
- mover
- fuel injector
- valve
- pin
- hole
- 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.)
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Classifications
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- 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
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- 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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/0012—Valves
- F02M63/0014—Valves characterised by the valve actuating means
- F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
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- 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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/0012—Valves
- F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
-
- 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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/0012—Valves
- F02M63/007—Details not provided for in, or of interest apart from, the apparatus of the groups F02M63/0014 - F02M63/0059
- F02M63/0078—Valve member details, e.g. special shape, hollow or fuel passages in the valve member
- F02M63/008—Hollow valve members, e.g. members internally guided
-
- 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)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fuel-Injection Apparatus (AREA)
- Magnetically Actuated Valves (AREA)
Description
Claims (10)
- 内燃機関の燃焼室に燃料を噴射するための燃料インジェクタであって、該燃料インジェクタにおいて、少なくとも1つの噴射開口を開閉するための噴射弁部材が、電磁弁(3)として形成された制御弁によって制御される形式のものにおいて、
前記電磁弁(3)の可動子(9)に、制御弁を閉じるために弁座(10)にセット可能なシール面(8)が形成されており、前記可動子(9)が、上下の行程ストッパ間を運動することができ、前記シール面(8)とは反対の側の可動子(9)の端部に付加部(34)が設けられており、該付加部(34)が、上側の行程ストッパを形成する行程ストッパスリーブ(15)の孔(16)内でガイドされており、前記可動子(9)に設けられた孔(11)に、軸方向の押圧力を吸収するためのプッシュロッド(12)が収容されており、
該プッシュロッド(12)が行程ストッパスリーブ(15)に設けられた孔(16)の端面(19)に支持されていることにより、プッシュロッド(12)に加えられた押圧力が、行程ストッパスリーブ(15)に伝達されるようになっており、
前記プッシュロッド(12)がプッシュピン(37)及びピン(36)を有しており、該ピン(36)が可動子(9)に設けられた孔(11)に収容されており且つ前記プッシュピン(37)がばね部材(17)によって取り囲まれていることを特徴とする、内燃機関の燃焼室に燃料を噴射するための燃料インジェクタ。 - 前記可動子(9)にばね弾性的なガイドリップ(13)が形成されており、且つ該ガイドリップが、下側の行程ストッパにおいて支持面(22)に支持されていることにより、当該可動子(9)が位置調整される、請求項1記載の燃料インジェクタ。
- 前記可動子(9)に設けられたガイドリップ(13)とシール面(8)、並びに前記支持面(22)と制御弁の弁座(10)とが、それぞれ同じ高さに研削されている、請求項2記載の燃料インジェクタ。
- 前記上側の行程ストッパが、行程ストッパスリーブ(15)の下端面として構成された環状面(14)により形成される、請求項2又は3記載の燃料インジェクタ。
- 前記可動子(9)の孔(11)の直径が、前記シール面(8)の開口部の内径に等しい、請求項2から4までのいずれか1項記載の燃料インジェクタ。
- 前記支持面(22)と弁座(10)とが、1つの弁部材(25)に形成されている、請求項2から5までのいずれか1項記載の燃料インジェクタ。
- 磁石(20)から弁座(10)に向かう可動子(9)の運動を支援するばね部材(17)のばね力が、ディスク(18)により調節される、請求項1から6までのいずれか1項記載の燃料インジェクタ。
- 前記ディスク(18)が可動子(9)とばね部材(17)との間に収容されている、請求項7記載の燃料インジェクタ。
- 前記ピン(36)とプッシュピン(37)の互いに面した端部がそれぞれ球状に構成されている、請求項1から8までのいずれか1項記載の燃料インジェクタ。
- 前記ピン(36)とプッシュピン(37)との間に球が収容されている、請求項1から8までのいずれか1項記載の燃料インジェクタ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102006021736.5 | 2006-05-10 | ||
DE102006021736A DE102006021736A1 (de) | 2006-05-10 | 2006-05-10 | Kraftstoffinjektor mit druckausgeglichenem Steuerventil |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009508273A Division JP5054762B2 (ja) | 2006-05-10 | 2007-03-19 | 圧力補償される制御弁を備えた燃料インジェクタ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012137097A JP2012137097A (ja) | 2012-07-19 |
JP5783947B2 true JP5783947B2 (ja) | 2015-09-24 |
Family
ID=38157536
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009508273A Active JP5054762B2 (ja) | 2006-05-10 | 2007-03-19 | 圧力補償される制御弁を備えた燃料インジェクタ |
JP2012093416A Active JP5783947B2 (ja) | 2006-05-10 | 2012-04-16 | 圧力補償される制御弁を備えた燃料インジェクタ |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009508273A Active JP5054762B2 (ja) | 2006-05-10 | 2007-03-19 | 圧力補償される制御弁を備えた燃料インジェクタ |
Country Status (8)
Country | Link |
---|---|
US (1) | US8371516B2 (ja) |
EP (1) | EP2021617B1 (ja) |
JP (2) | JP5054762B2 (ja) |
CN (1) | CN101490405B (ja) |
AT (1) | ATE534815T1 (ja) |
DE (1) | DE102006021736A1 (ja) |
RU (1) | RU2451821C2 (ja) |
WO (1) | WO2007128612A1 (ja) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
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DE102006053128A1 (de) * | 2006-11-10 | 2008-05-15 | Robert Bosch Gmbh | Injektor zum Einpritzen von Kraftstoff |
DE102007018472A1 (de) * | 2007-04-19 | 2008-10-23 | Robert Bosch Gmbh | Kraftstoffinjektor mit Magnetventil |
DE102007025961A1 (de) * | 2007-06-04 | 2008-12-11 | Robert Bosch Gmbh | Injektor |
DE102007044362A1 (de) | 2007-09-17 | 2009-03-19 | Robert Bosch Gmbh | Steuerventil für einen Kraftstoffinjektor |
DE102007044361A1 (de) | 2007-09-17 | 2009-03-19 | Robert Bosch Gmbh | Steuerventil für einen Kraftstoffinjektor |
DE102007047425A1 (de) | 2007-10-04 | 2009-04-09 | Robert Bosch Gmbh | Steuerventil für einen Kraftstoffinjektor |
DE102007052361A1 (de) * | 2007-11-02 | 2009-05-07 | Robert Bosch Gmbh | Elastischer Sitz für Schaltventile |
DE102008003348A1 (de) * | 2008-01-07 | 2009-07-09 | Robert Bosch Gmbh | Kraftstoffinjektor |
DE102008002146A1 (de) * | 2008-06-02 | 2009-12-03 | Robert Bosch Gmbh | Kraftstoffinjektor mit Sitzlochdüse |
DE102008040161A1 (de) * | 2008-07-04 | 2010-01-07 | Robert Bosch Gmbh | Magnetventil für einen Kraftstoff-Injektor sowie Kraftstoff-Injektor |
DE102008040637A1 (de) * | 2008-07-23 | 2010-01-28 | Robert Bosch Gmbh | Kraftstoffeinspritzventileinrichtung |
DE102009029116A1 (de) * | 2009-09-02 | 2011-03-03 | Robert Bosch Gmbh | Kraftstoffeinspritzvorrichtung |
DE102009045335A1 (de) * | 2009-10-05 | 2011-04-07 | Robert Bosch Gmbh | Injektor |
DE102009046563A1 (de) * | 2009-11-10 | 2011-05-12 | Robert Bosch Gmbh | Kraftstoffinjektor |
DE102010001486A1 (de) * | 2010-02-02 | 2011-08-04 | Robert Bosch GmbH, 70469 | Steuerventilanordnung eines Kraftstoffinjektors |
JP5637008B2 (ja) * | 2011-02-24 | 2014-12-10 | 株式会社デンソー | インジェクタ |
JP5637009B2 (ja) * | 2011-02-24 | 2014-12-10 | 株式会社デンソー | インジェクタ |
JP2013174158A (ja) * | 2012-02-24 | 2013-09-05 | Nabtesco Corp | 電磁弁 |
DE102012221543A1 (de) * | 2012-11-26 | 2014-05-28 | Robert Bosch Gmbh | Ventileinrichtung |
DE102014225293A1 (de) | 2014-12-09 | 2016-06-09 | Robert Bosch Gmbh | Kraftstoffinjektor |
DE102015202726A1 (de) * | 2015-02-16 | 2016-08-18 | Robert Bosch Gmbh | Steuerventilanordnung |
DE102016225580A1 (de) * | 2016-12-20 | 2018-06-21 | Robert Bosch Gmbh | Einrichtung zur Zumessung eines gasförmigen Brennstoffs zu einem Injektor |
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CN109488772B (zh) * | 2018-11-30 | 2019-12-03 | 北京理工大学 | 一种喷射电磁阀的双密封结构 |
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-
2006
- 2006-05-10 DE DE102006021736A patent/DE102006021736A1/de not_active Withdrawn
-
2007
- 2007-03-19 JP JP2009508273A patent/JP5054762B2/ja active Active
- 2007-03-19 RU RU2008148287/06A patent/RU2451821C2/ru active
- 2007-03-19 WO PCT/EP2007/052550 patent/WO2007128612A1/de active Application Filing
- 2007-03-19 EP EP07727028A patent/EP2021617B1/de active Active
- 2007-03-19 AT AT07727028T patent/ATE534815T1/de active
- 2007-03-19 US US12/300,016 patent/US8371516B2/en active Active
- 2007-03-19 CN CN2007800264915A patent/CN101490405B/zh active Active
-
2012
- 2012-04-16 JP JP2012093416A patent/JP5783947B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
CN101490405B (zh) | 2012-04-18 |
JP2009536288A (ja) | 2009-10-08 |
CN101490405A (zh) | 2009-07-22 |
RU2451821C2 (ru) | 2012-05-27 |
EP2021617B1 (de) | 2011-11-23 |
WO2007128612A1 (de) | 2007-11-15 |
ATE534815T1 (de) | 2011-12-15 |
JP2012137097A (ja) | 2012-07-19 |
RU2008148287A (ru) | 2010-06-20 |
US20090159727A1 (en) | 2009-06-25 |
DE102006021736A1 (de) | 2007-11-15 |
US8371516B2 (en) | 2013-02-12 |
EP2021617A1 (de) | 2009-02-11 |
JP5054762B2 (ja) | 2012-10-24 |
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