JP6034985B2 - 制御弁組立体および制御弁組立体を組み込んだ燃料噴射器 - Google Patents
制御弁組立体および制御弁組立体を組み込んだ燃料噴射器 Download PDFInfo
- Publication number
- JP6034985B2 JP6034985B2 JP2015562007A JP2015562007A JP6034985B2 JP 6034985 B2 JP6034985 B2 JP 6034985B2 JP 2015562007 A JP2015562007 A JP 2015562007A JP 2015562007 A JP2015562007 A JP 2015562007A JP 6034985 B2 JP6034985 B2 JP 6034985B2
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- valve
- control
- receiving cavity
- control valve
- 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
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
- 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
-
- 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
-
- 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
- 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
- F02M61/167—Means for compensating clearance or thermal expansion
-
- 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
-
- 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
- F02M63/004—Sliding valves, e.g. spool valves, i.e. whereby the closing member has a sliding movement along a seat for opening and closing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
-
- 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
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/008—Arrangement of fuel passages inside of injectors
-
- 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
- F02M63/0033—Lift valves, i.e. having a valve member that moves perpendicularly to the plane of the valve seat
-
- 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
- F02M63/0043—Two-way valves
-
- 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
- F02M63/0073—Pressure balanced valves
Description
Claims (13)
- 弁ハウジング(44)内に設けられた孔(42)の中に配置された弁部材(46)を備える、燃料噴射器(30)の制御室(34)内の燃料圧力を制御するための制御弁組立体(36)であって、前記弁部材(46)および前記弁ハウジング(44)のうちの少なくとも一方が、他方に対して移動可能で、前記弁部材(46)が、前記弁部材(46)の少なくとも一部分を変形させて、その外側寸法を増大させる燃料を受け入れるように配置された燃料受入れ空洞(78)を備えており、
前記燃料受入れ空洞(78)が穿孔された空洞であり、
前記穿孔された空洞(78)が挿入具(82)によって塞がれる、制御弁組立体(36)。 - 前記弁部材(46)および前記弁ハウジング(44)のうちの少なくとも一方が、前記制御室(34)内の燃料圧力を制御するように弁座(58)と係合可能であり、前記燃料受入れ空洞(78)内の燃料圧力は、前記弁部材(46)が前記弁座(58)と係合しているか否かに応じて可変である、請求項1に記載の制御弁組立体(36)。
- 前記弁部材(46)が、前記燃料受入れ空洞(78)を取り囲む環状壁(76)を備えており、前記燃料受入れ空洞(78)内に受け入れられた燃料が、前記環状壁(76)の少なくとも一部分に半径方向外向きの力を加えてその外径を増大させる、請求項1または2に記載の制御弁組立体(36)。
- 前記弁部材(46)が、前記孔(42)内を密接して摺動するように嵌合した状態で配置された弁体(72)を備え、前記燃料受入れ空洞(78)の少なくとも一部分が前記弁体(72)内に延在する、請求項1から3のいずれかに記載の制御弁組立体(36)。
- 前記孔(42)が高圧燃料供給部(48)からの燃料を受け入れるように配置され、前記孔(42)に受け入れられた燃料が、前記弁ハウジングおよび/または前記弁部材(46)を変形させて、前記弁体(72)と前記孔(42)の壁(56)との間に画定された半径方向隙間(74)を増大させるように作用する、請求項4に記載の制御弁組立体(36)。
- 前記孔(42)が、前記高圧燃料供給部(48)からの燃料を受け入れるための燃料溜め(54)を画定し、前記燃料溜め(54)内に受け入れられた燃料が、前記弁ハウジング(44)および/または前記弁部材(46)を変形させて、前記半径方向隙間(74)を増大させるように作用する、請求項5に記載の制御弁組立体(36)。
- 前記燃料受入れ空洞(78)内に受け入れられた燃料が、前記弁体(72)を変形させて、前記孔(42)内に受け入れられた前記燃料によって引き起こされる前記半径方向隙間(74)の増大を少なくとも部分的に相殺するように作用する、請求項6に記載の制御弁組立体(36)。
- 前記燃料受入れ空洞(78)が前記燃料溜め(54)と流体連通しており、前記燃料受入れ空洞(78)内の燃料圧力が、前記燃料溜め(54)内の燃料圧力と実質的に同じである、請求項6または7に記載の制御弁組立体(36)。
- 前記弁部材(46)が、前記燃料受入れ空洞(78)および前記燃料溜め(54)と流体連通する入口を備える、請求項8に記載の制御弁組立体(36)。
- 燃料が前記孔(42)および前記燃料受入れ空洞(78)に存在しないとき、前記弁体(72)が実質的に一定の外径を有する、請求項4から9のいずれかに記載の制御弁組立体(36)。
- 前記制御室(34)、前記燃料受入れ空洞(78)、および高圧燃料供給部(48)が相互に流体連通して配置される第1の位置と、前記制御室(34)が低圧燃料排出部と流体連通する第2の位置との間を、前記弁部材(46)および前記弁ハウジング(44)のうちの少なくとも一方が他方に対して移動可能である、請求項1から10のいずれかに記載の制御弁組立体(36)。
- 前記弁部材(46)が前記弁ハウジング(44)に対して移動可能である、請求項1から11のいずれかに記載の制御弁組立体(36)。
- 請求項1から12のいずれかに記載の制御弁組立体(36)と、制御室(34)と、噴射ノズル(32)と、を備える燃料噴射器(30)であって、前記制御室(34)が、弁ニードル(38)の動きを制御して前記噴射ノズル(32)からの燃料の噴射を制御するように配置された、燃料噴射器(30)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP13158969.9 | 2013-03-13 | ||
EP13158969.9A EP2778386B1 (en) | 2013-03-13 | 2013-03-13 | Control valve assembly and fuel injector incorporating a control valve assembly |
PCT/EP2014/053670 WO2014139792A1 (en) | 2013-03-13 | 2014-02-26 | Control valve assembly and fuel injector incorporating a control valve assembly |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016513772A JP2016513772A (ja) | 2016-05-16 |
JP6034985B2 true JP6034985B2 (ja) | 2016-11-30 |
Family
ID=47844223
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015562007A Expired - Fee Related JP6034985B2 (ja) | 2013-03-13 | 2014-02-26 | 制御弁組立体および制御弁組立体を組み込んだ燃料噴射器 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10267279B2 (ja) |
EP (1) | EP2778386B1 (ja) |
JP (1) | JP6034985B2 (ja) |
KR (1) | KR102114168B1 (ja) |
CN (1) | CN205297804U (ja) |
WO (1) | WO2014139792A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107002620B (zh) * | 2014-12-11 | 2019-06-25 | 德尔福国际业务卢森堡公司 | 控制阀组件 |
GB201504729D0 (en) * | 2015-03-20 | 2015-05-06 | Delphi International Operations Luxembourg S.�.R.L. | Control valve body |
GB201505094D0 (en) * | 2015-03-26 | 2015-05-06 | Delphi International Operations Luxembourg S.�.R.L. | Control valve arrangement |
DE102015211705A1 (de) * | 2015-06-24 | 2016-12-29 | Robert Bosch Gmbh | Kraftstoffinjektor mit Steuerventil |
JP6866243B2 (ja) * | 2017-06-22 | 2021-04-28 | ボッシュ株式会社 | 燃料噴射装置 |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09170512A (ja) * | 1995-12-21 | 1997-06-30 | Nippon Soken Inc | 蓄圧式燃料噴射装置における圧力制御装置 |
JP3763184B2 (ja) * | 1997-05-27 | 2006-04-05 | いすゞ自動車株式会社 | 切換弁 |
JP3721851B2 (ja) * | 1999-05-12 | 2005-11-30 | いすゞ自動車株式会社 | インジェクタ |
DE19956830C2 (de) * | 1999-11-25 | 2002-07-18 | Siemens Ag | Durchführung |
DE10052604A1 (de) * | 2000-10-24 | 2002-05-02 | Bosch Gmbh Robert | Magnetventil zur Steuerung eines Einspritzventils einer Brennkraftmaschine |
GB0215490D0 (en) | 2002-07-04 | 2002-08-14 | Delphi Tech Inc | Control valve arrangement |
JP4039333B2 (ja) * | 2003-07-29 | 2008-01-30 | トヨタ自動車株式会社 | 燃料噴射弁 |
EP1559903B1 (en) * | 2004-01-28 | 2008-12-10 | Continental Automotive Italy S.p.A. | Fuel injector with deformable needle |
JP2005240644A (ja) * | 2004-02-25 | 2005-09-08 | Toyota Motor Corp | 燃料噴射弁 |
ES2277229T3 (es) * | 2004-06-30 | 2007-07-01 | C.R.F. Societa Consortile Per Azioni | Servovalvula para controlar el inyector de combustible de un motor de combustion interna. |
JP4214970B2 (ja) * | 2004-08-17 | 2009-01-28 | 株式会社デンソー | 燃料噴射弁 |
JP2006194192A (ja) * | 2005-01-14 | 2006-07-27 | Denso Corp | 制御弁および制御弁を備えた燃料噴射弁 |
US7140353B1 (en) * | 2005-06-28 | 2006-11-28 | Cummins Inc. | Fuel injector with piezoelectric actuator preload |
JP2007192079A (ja) * | 2006-01-18 | 2007-08-02 | Denso Corp | 燃料噴射弁 |
DE102006049830A1 (de) * | 2006-10-23 | 2008-04-24 | Robert Bosch Gmbh | Kraftstoffeinspritzventileinrichtung |
DE102006050811A1 (de) * | 2006-10-27 | 2008-04-30 | Robert Bosch Gmbh | Injektor mit axial-druckausgeglichenem Steuerventil |
US8757047B2 (en) * | 2007-03-16 | 2014-06-24 | Cummins Inc. | Low leakage plunger assembly for a high pressure fluid system |
GB0801997D0 (en) * | 2007-05-01 | 2008-03-12 | Delphi Tech Inc | Fuel injector |
JP2008304017A (ja) * | 2007-06-08 | 2008-12-18 | Nippon Soken Inc | 3方切替弁およびそれを用いた燃料噴射装置 |
JP2009257253A (ja) * | 2008-04-18 | 2009-11-05 | Toyota Motor Corp | 液体噴射弁用制御弁 |
JP5540475B2 (ja) * | 2008-06-24 | 2014-07-02 | いすゞ自動車株式会社 | 高圧噴射用部品を用いた燃料噴射弁 |
JP2010255458A (ja) * | 2009-04-22 | 2010-11-11 | Aisan Ind Co Ltd | 燃料供給装置 |
DE102009026532A1 (de) * | 2009-05-28 | 2010-12-02 | Robert Bosch Gmbh | Einspritzventil für ein Fluid |
JP5713823B2 (ja) * | 2011-07-08 | 2015-05-07 | 日立オートモティブシステムズ株式会社 | バルブタイミング制御装置に用いられる制御弁 |
-
2013
- 2013-03-13 EP EP13158969.9A patent/EP2778386B1/en active Active
-
2014
- 2014-02-26 WO PCT/EP2014/053670 patent/WO2014139792A1/en active Application Filing
- 2014-02-26 KR KR1020157025099A patent/KR102114168B1/ko active IP Right Grant
- 2014-02-26 JP JP2015562007A patent/JP6034985B2/ja not_active Expired - Fee Related
- 2014-02-26 CN CN201490000493.2U patent/CN205297804U/zh not_active Expired - Lifetime
- 2014-02-26 US US14/774,299 patent/US10267279B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20160017852A1 (en) | 2016-01-21 |
KR102114168B1 (ko) | 2020-05-26 |
EP2778386A1 (en) | 2014-09-17 |
KR20150130299A (ko) | 2015-11-23 |
CN205297804U (zh) | 2016-06-08 |
JP2016513772A (ja) | 2016-05-16 |
WO2014139792A1 (en) | 2014-09-18 |
EP2778386B1 (en) | 2016-03-09 |
US10267279B2 (en) | 2019-04-23 |
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