JP2010242572A - 燃料噴射装置 - Google Patents
燃料噴射装置 Download PDFInfo
- Publication number
- JP2010242572A JP2010242572A JP2009090705A JP2009090705A JP2010242572A JP 2010242572 A JP2010242572 A JP 2010242572A JP 2009090705 A JP2009090705 A JP 2009090705A JP 2009090705 A JP2009090705 A JP 2009090705A JP 2010242572 A JP2010242572 A JP 2010242572A
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- pressure
- fuel
- sensor
- nozzle
- 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.)
- Granted
Links
- 239000000446 fuel Substances 0.000 title claims description 81
- 238000002347 injection Methods 0.000 title claims description 36
- 239000007924 injection Substances 0.000 title claims description 36
- 230000013011 mating Effects 0.000 claims description 12
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 10
- 238000003466 welding Methods 0.000 description 7
- 238000002485 combustion reaction Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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
- F02M51/00—Fuel-injection apparatus characterised by being operated electrically
- F02M51/005—Arrangement of electrical wires and connections, e.g. wire harness, sockets, plugs; Arrangement of electronic control circuits in or on fuel injection apparatus
-
- 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
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/24—Fuel-injection apparatus with sensors
-
- 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
- F02M2200/90—Selection of particular materials
- F02M2200/9015—Elastomeric or plastic materials
Abstract
【解決手段】センサ用ターミナル64と駆動用ターミナル45を位置決め部材72によって所定位置に位置決めして一体に保持した状態で、コネクタ本体部73を形成する。
【選択図】図3
Description
2 ノズル
3 制御弁(圧力制御手段)
4 アクチュエータ(圧力制御手段)
6 圧力センサ(物理量計測手段)
12 高圧燃料通路
22 ノズルニードル
24 噴孔
45 ターミナル
64 ターミナル
72 位置決め部材
73 コネクタ本体部
Claims (2)
- 高圧燃料が流通する高圧燃料通路(12)を有するボデー(1)と、開弁時に前記高圧燃料を噴孔(24)から噴射させるノズル(2)と、外部より入力される電気信号に応じて前記ノズル(2)のノズルニードル(22)に作用する圧力を制御して前記ノズル(2)の開閉作動を制御する圧力制御手段(3、4)とを備えた燃料噴射装置であって、
高圧燃料の物理量に応じた電気信号を出力する物理量計測手段(6)と、
前記圧力制御手段(3、4)に接続された第1ターミナル(45)と、
前記物理量計測手段(6)に接続された第2ターミナル(64)と、
前記第1ターミナル(45)および前記第2ターミナル(64)を所定位置に位置決めして一体に保持する位置決め部材(72)と、
前記位置決め部材(72)を収容して樹脂にて成形されたコネクタ本体部(73)とを備えることを特徴とする燃料噴射装置。 - 前記第1ターミナル(45)は、前記圧力制御手段(3、4)と接続される側の板厚が、相手側コネクタのターミナルと接続される側の板厚よりも薄くなっており、
前記第2ターミナル(64)は、前記物理量計測手段(6)と接続される側の板厚が、相手側コネクタのターミナルと接続される側の板厚よりも薄くなっていることを特徴とする請求項1に記載の燃料噴射装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009090705A JP5278120B2 (ja) | 2009-04-03 | 2009-04-03 | 燃料噴射装置 |
DE102010016230.2A DE102010016230B4 (de) | 2009-04-03 | 2010-03-30 | Kraftstoffeinspritzgerät |
US12/752,499 US8444069B2 (en) | 2009-04-03 | 2010-04-01 | Fuel injection apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009090705A JP5278120B2 (ja) | 2009-04-03 | 2009-04-03 | 燃料噴射装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010242572A true JP2010242572A (ja) | 2010-10-28 |
JP5278120B2 JP5278120B2 (ja) | 2013-09-04 |
Family
ID=42825383
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009090705A Expired - Fee Related JP5278120B2 (ja) | 2009-04-03 | 2009-04-03 | 燃料噴射装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8444069B2 (ja) |
JP (1) | JP5278120B2 (ja) |
DE (1) | DE102010016230B4 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012122394A (ja) * | 2010-12-08 | 2012-06-28 | Denso Corp | 電気接続構造 |
JP2012215510A (ja) * | 2011-04-01 | 2012-11-08 | Denso Corp | センサ装置 |
JP2016133072A (ja) * | 2015-01-20 | 2016-07-25 | 株式会社ケーヒン | 筒内圧センサ付き燃料噴射弁 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5120318B2 (ja) * | 2009-04-03 | 2013-01-16 | 株式会社デンソー | 燃料噴射弁 |
ITTO20110258A1 (it) * | 2011-03-24 | 2012-09-25 | Eltek Spa | Sensore e/o condotto per la rilevazione di liquidi, in particolare combustibili per autoveicoli |
JP6470977B2 (ja) * | 2015-01-20 | 2019-02-13 | 株式会社ケーヒン | 筒内圧センサ付き燃料噴射弁 |
CN112076946A (zh) * | 2020-08-28 | 2020-12-15 | 苏州涂典电子科技有限公司 | 一种点胶机用电动开关阀及其控制系统 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006226263A (ja) * | 2005-02-21 | 2006-08-31 | Denso Corp | 電磁駆動装置およびそれを用いた燃料噴射弁 |
JP2007278139A (ja) * | 2006-04-05 | 2007-10-25 | Denso Corp | インジェクタ |
JP2008064732A (ja) * | 2006-08-11 | 2008-03-21 | Denso Corp | 圧力センサおよび圧力センサの取付構造ならび圧力センサの製造方法 |
WO2009019663A2 (en) * | 2007-08-07 | 2009-02-12 | Delphi Technologies, Inc. | Fuel injector and method for controlling fuel injectors |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040108395A1 (en) * | 2001-09-13 | 2004-06-10 | Hitachi, Ltd. | Electromagnetic fuel injector |
US6598591B2 (en) * | 2001-12-18 | 2003-07-29 | Caterpillar Inc | Measuring check motion through pressure sensing |
EP1424480A1 (en) * | 2002-11-28 | 2004-06-02 | STMicroelectronics S.r.l. | Virtual pressure sensor for a common rail injection system |
JP4782718B2 (ja) | 2007-03-26 | 2011-09-28 | 株式会社日本自動車部品総合研究所 | 燃料噴射制御装置及び燃料噴射装置 |
-
2009
- 2009-04-03 JP JP2009090705A patent/JP5278120B2/ja not_active Expired - Fee Related
-
2010
- 2010-03-30 DE DE102010016230.2A patent/DE102010016230B4/de active Active
- 2010-04-01 US US12/752,499 patent/US8444069B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006226263A (ja) * | 2005-02-21 | 2006-08-31 | Denso Corp | 電磁駆動装置およびそれを用いた燃料噴射弁 |
JP2007278139A (ja) * | 2006-04-05 | 2007-10-25 | Denso Corp | インジェクタ |
JP2008064732A (ja) * | 2006-08-11 | 2008-03-21 | Denso Corp | 圧力センサおよび圧力センサの取付構造ならび圧力センサの製造方法 |
WO2009019663A2 (en) * | 2007-08-07 | 2009-02-12 | Delphi Technologies, Inc. | Fuel injector and method for controlling fuel injectors |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012122394A (ja) * | 2010-12-08 | 2012-06-28 | Denso Corp | 電気接続構造 |
JP2012215510A (ja) * | 2011-04-01 | 2012-11-08 | Denso Corp | センサ装置 |
JP2016133072A (ja) * | 2015-01-20 | 2016-07-25 | 株式会社ケーヒン | 筒内圧センサ付き燃料噴射弁 |
Also Published As
Publication number | Publication date |
---|---|
DE102010016230B4 (de) | 2017-02-02 |
US20100252659A1 (en) | 2010-10-07 |
DE102010016230A1 (de) | 2010-11-25 |
JP5278120B2 (ja) | 2013-09-04 |
US8444069B2 (en) | 2013-05-21 |
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