JP4100387B2 - 燃料噴射装置における電磁作動弁 - Google Patents
燃料噴射装置における電磁作動弁 Download PDFInfo
- Publication number
- JP4100387B2 JP4100387B2 JP2004293885A JP2004293885A JP4100387B2 JP 4100387 B2 JP4100387 B2 JP 4100387B2 JP 2004293885 A JP2004293885 A JP 2004293885A JP 2004293885 A JP2004293885 A JP 2004293885A JP 4100387 B2 JP4100387 B2 JP 4100387B2
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- JP
- Japan
- Prior art keywords
- stator
- armature
- fuel injection
- housing
- fuel
- 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
-
- 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
-
- 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
- F02M63/0017—Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means
- F02M63/0021—Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means characterised by the arrangement of mobile armatures
-
- 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
- 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
- F02M63/0075—Stop members in valves, e.g. plates or disks limiting the movement of armature, valve or spring
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)
- Fluid Mechanics (AREA)
- Fuel-Injection Apparatus (AREA)
Description
本発明によれば、ステータの軸方向の挟持手段とアーマチャの吸着移動する際のストッパ手段とを1部品で構成することによって、コスト低減化を図ることができる。また、例えばステータの磁極面拡大化を図ることもできる。
3、インジェクタボディ
3a、インジェクタボディ上部
10、電磁作動弁
11、ハウジング
12、リテーニングナット
13、励磁コイル
14、ステータ
14a、吸着面
14b、大径孔部
15、ストッパ部材
15c、挟持面
16、アーマチャ
16a、吸着面
16c、突出リング
17、バルブボディ
18、シート部
19a、圧力室
25、燃料供給部
30、ニードル弁部
40、ノズル部
50、電磁作動弁
52、ハウジング
53、ケース体
53b、下部係止部
55、ステータ
55a吸着面
57、アーマチャ
57a、吸着面
57c、突出リング
Claims (3)
- 燃料噴射装置本体の上部でハウジングとリテーニングナットで一体的に結合され、前記ハウジングに固定されて励磁コイルを内蔵するステータと、前記ステータに向かって接近離隔する方向に往復移動するアーマチャと、前記アーマチャの往復移動で開閉可能に配置されるシート部と、を備え、前記ステータと前記アーマチャとは、対向する面において磁気回路を形成するように構成された燃料噴射装置における電磁作動弁であって、
前記ストッパ手段が、前記アーマチャと当接可能に配置されるストッパ部材を備え、前記ストッパ部材には、径方向に突出する突出部が形成され、前記ストッパ部材が、前記突出部において前記ステータを挟持可能な挟持面を備え、
前記ストッパ部材は前記ステータの内周面に内嵌され、その外周面の下部が外径方向に突出する前記突出部を備えて、前記ステータの軸方向の挟持手段と、前記アーマチャの吸着の際における前記アーマチャに対するストッパ手段とを1部品で構成することを特徴とする燃料噴射装置における電磁作動弁。 - 燃料噴射装置本体の上部でハウジングとリテーニングナットで一体的に結合され、前記ハウジングに固定されて励磁コイルを内蔵するステータと、前記ステータに向かって接近離隔する方向に往復移動するアーマチャと、前記アーマチャの往復移動で開閉可能に配置されるシート部と、を備え、前記ステータと前記アーマチャとは、対向する面において磁気回路を形成するように構成された燃料噴射装置における電磁作動弁であって、
前記挟持手段が、前記ステータを挟持するケース体を備え、前記ケース体には、径方向に突出する突出部が形成され、前記ケース体が、前記突出部において前記アーマチャと当接可能な当接面を備えて、前記ステータの軸方向の挟持手段と、前記アーマチャの吸着の際における前記アーマチャに対するストッパ手段とを1部品で構成することを特徴とする燃料噴射装置における電磁作動弁。 - 燃料噴射装置本体の上部でハウジングとリテーニングナットで一体的に結合され、前記ハウジングに固定されて励磁コイルを内蔵するステータと、前記ステータに向かって接近離隔する方向に往復移動するアーマチャと、前記アーマチャの往復移動で開閉可能に配置されるシート部と、を備え、前記ステータと前記アーマチャとは、対向する面において磁気回路を形成するように構成された燃料噴射装置における電磁作動弁であって、
前記ステータの周りには、前記ハウジングと前記ステータとを軸方向で挟持するケース体が配置され、前記ケース体のステータ保持部側には、前記アーマチャと当接可能なストッパ部を形成して、前記ステータの軸方向の挟持手段と、前記アーマチャの吸着の際における前記アーマチャに対するストッパ手段とを1部品で構成することを特徴とする燃料噴射装置における電磁作動弁。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004293885A JP4100387B2 (ja) | 2003-12-24 | 2004-10-06 | 燃料噴射装置における電磁作動弁 |
EP20040028495 EP1557557B1 (en) | 2003-12-24 | 2004-12-01 | Electromagnetic actuating valve of fuel injection device |
CNB2004101036882A CN100368680C (zh) | 2003-12-24 | 2004-12-24 | 燃料喷射装置的电磁致动阀 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003427705 | 2003-12-24 | ||
JP2004293885A JP4100387B2 (ja) | 2003-12-24 | 2004-10-06 | 燃料噴射装置における電磁作動弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005207411A JP2005207411A (ja) | 2005-08-04 |
JP4100387B2 true JP4100387B2 (ja) | 2008-06-11 |
Family
ID=34635673
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004293885A Active JP4100387B2 (ja) | 2003-12-24 | 2004-10-06 | 燃料噴射装置における電磁作動弁 |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1557557B1 (ja) |
JP (1) | JP4100387B2 (ja) |
CN (1) | CN100368680C (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4683035B2 (ja) * | 2007-11-13 | 2011-05-11 | 株式会社デンソー | インジェクタ |
DE102008031905A1 (de) | 2008-07-08 | 2010-01-14 | Voith Patent Gmbh | Verschluss mit thermischer Sicherungsfunktion für eine hydrodynamische Maschine |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2936425A1 (de) * | 1979-09-08 | 1981-04-02 | Robert Bosch Gmbh, 7000 Stuttgart | Elektromagnetisch betaetigbares kraftsoffeinspritzventil |
US5207410A (en) * | 1992-06-03 | 1993-05-04 | Siemens Automotive L.P. | Means for improving the opening response of a solenoid operated fuel valve |
DE4421935A1 (de) * | 1993-12-09 | 1995-06-14 | Bosch Gmbh Robert | Elektromagnetisch betätigbares Ventil |
DE19832826C2 (de) * | 1998-07-21 | 2000-08-17 | Bosch Gmbh Robert | Montageverfahren für Kraftstoff-Einspritzventil und Vorsteuerventil sowie Kraftstoff-Einspritzventil |
JP4277158B2 (ja) * | 2000-04-11 | 2009-06-10 | 株式会社デンソー | 電磁弁及びそれを用いた燃料噴射装置 |
JP3633885B2 (ja) * | 2000-08-21 | 2005-03-30 | 株式会社デンソー | 電磁弁装置およびそれを用いた燃料噴射装置 |
-
2004
- 2004-10-06 JP JP2004293885A patent/JP4100387B2/ja active Active
- 2004-12-01 EP EP20040028495 patent/EP1557557B1/en not_active Expired - Fee Related
- 2004-12-24 CN CNB2004101036882A patent/CN100368680C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1637270A (zh) | 2005-07-13 |
EP1557557B1 (en) | 2013-10-16 |
EP1557557A2 (en) | 2005-07-27 |
CN100368680C (zh) | 2008-02-13 |
EP1557557A3 (en) | 2007-11-07 |
JP2005207411A (ja) | 2005-08-04 |
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