JP2010533818A - ローラタペットを有する燃料高圧ポンプ - Google Patents
ローラタペットを有する燃料高圧ポンプ Download PDFInfo
- Publication number
- JP2010533818A JP2010533818A JP2010517336A JP2010517336A JP2010533818A JP 2010533818 A JP2010533818 A JP 2010533818A JP 2010517336 A JP2010517336 A JP 2010517336A JP 2010517336 A JP2010517336 A JP 2010517336A JP 2010533818 A JP2010533818 A JP 2010533818A
- Authority
- JP
- Japan
- Prior art keywords
- tappet
- piston pump
- drive shaft
- radial piston
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B1/0404—Details or component parts
- F04B1/0426—Arrangements for pressing the pistons against the actuated cam; Arrangements for connecting the pistons to the actuated cam
- F04B1/043—Hydraulic arrangements
-
- 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
- F02M63/0001—Fuel-injection apparatus with specially arranged lubricating system, e.g. by fuel oil
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B1/0404—Details or component parts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
- F04B9/04—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms
- F04B9/042—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms the means being cams
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel-Injection Apparatus (AREA)
- Control Of The Air-Fuel Ratio Of Carburetors (AREA)
- Reciprocating Pumps (AREA)
Abstract
Description
Claims (9)
- 内燃機関の燃料噴射システム殊にコモンレール燃料噴射システムにおいて燃料高圧を発生させるためのラジアルピストンポンプであって、ポンプケーシング(1)に支承された駆動軸(2)と、前記駆動軸に関連して半径方向でそれぞれ1つの部材孔(11)内に配置された少なくとも1つのピストン(8)とが設けられており、該少なくとも1つのピストン(8)が前記駆動軸(2)を回転させることによって前記部材孔(11)内で半径方向に往復移動せしめられるようになっており、前記ピストン(8)と前記駆動軸(2)との間に配置され、かつ前記ポンプケーシング(1)内でガイドされたタペット(23)と、該タペット(23)と前記ポンプケーシング(1)とによって画成されたそれぞれ1つのタペット室(32,33)とが設けられており、前記タペット室(32,33)が流体接続部を介して駆動装置室(35)に流体接続しており、前記タペット(23)の、前記駆動軸(2)に面した側の端部に、ローラ(28)を収容するための凹部(27)が設けられている形式のものにおいて、
前記タペット室(32,33)と前記駆動装置室(35)との間の流体接続部の少なくとも一部が前記凹部(27)内に開口していることを特徴とする、燃料高圧を発生させるためのラジアルピストンポンプ - 前記タペット(23)が少なくとも1つの溝(53)を有しており、該溝(53)が前記タペット(23)のほぼ軸方向に延在している、請求項1記載のラジアルピストンポンプ。
- 前記タペット(23)が少なくとも1つの孔(55)を有しており、該孔(55)が前記タペット(23)のほぼ軸方向に延在している、請求項1記載のラジアルピストンポンプ。
- 前記凹部(27)が、前記タペット(23)の底部(20)に形成されている、請求項1から3までのいずれか1項記載のラジアルピストンポンプ。
- 前記流体接続部(53,55)が、前記凹部(27)の両端部においてこの凹部(27)に開口している、請求項1から4までのいずれか1項記載のラジアルピストンポンプ。
- 前記ポンプケーシング(1)内に少なくとも1つの接続孔(37)が設けられており、該少なくとも1つの接続孔(37)が前記2つのタペット室(32,33)を流体接続している、請求項1から5までのいずれか1項記載のラジアルピストンポンプ。
- 潤滑剤供給部(38)が、2つのタペット室(32,33)間の流体接続部(37)内に開口している、請求項1から6までのいずれか1項記載のラジアルピストンポンプ。
- 前記タペット(23)が付加的に補償孔(41)又は補償溝を有している、請求項1から7までのいずれか1項記載のラジアルピストンポンプ。
- 前記駆動軸(2)がカムシャフトとして構成されている、請求項1から8までのいずれか1項記載のラジアルピストンポンプ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007034036A DE102007034036A1 (de) | 2007-07-20 | 2007-07-20 | Kraftstoffhochdruckpumpe mit Rollenstößel |
PCT/EP2008/057457 WO2009013068A1 (de) | 2007-07-20 | 2008-06-13 | Kraftstoffhochdruckpumpe mit rollenstössel |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2010533818A true JP2010533818A (ja) | 2010-10-28 |
Family
ID=39777041
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010517336A Pending JP2010533818A (ja) | 2007-07-20 | 2008-06-13 | ローラタペットを有する燃料高圧ポンプ |
Country Status (6)
Country | Link |
---|---|
US (1) | US20100170480A1 (ja) |
EP (1) | EP2167818B1 (ja) |
JP (1) | JP2010533818A (ja) |
AT (1) | ATE497106T1 (ja) |
DE (2) | DE102007034036A1 (ja) |
WO (1) | WO2009013068A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101349642B1 (ko) * | 2012-04-19 | 2014-01-10 | (주)모토닉 | 내연기관의 고압펌프 |
US9200626B2 (en) | 2012-09-05 | 2015-12-01 | Hyundai Motor Company | High pressure fuel pump having improved lubrication characteristics |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011003678A1 (de) * | 2011-02-07 | 2012-08-09 | Robert Bosch Gmbh | Hochdruckpumpe |
DE102011084486A1 (de) | 2011-10-14 | 2013-04-18 | Robert Bosch Gmbh | Stößelbaugruppe für eine Hochdruckpumpe |
JP2013155682A (ja) * | 2012-01-31 | 2013-08-15 | Denso Corp | 燃料供給ポンプおよび燃料供給装置 |
KR20140019539A (ko) * | 2012-08-06 | 2014-02-17 | 현대자동차주식회사 | 고압펌프용 롤러 구조 |
KR20140037707A (ko) * | 2012-09-19 | 2014-03-27 | 현대자동차주식회사 | 고압연료펌프 |
CN102979732B (zh) * | 2012-10-30 | 2015-10-28 | 无锡鸿声铝业有限公司 | 真空旋转密封泵滚珠摩擦进油结构 |
DE102012223413A1 (de) * | 2012-12-17 | 2014-06-18 | Robert Bosch Gmbh | Rollenstößel für eine Pumpe, insbesondere Kraftstoffhochdruckpumpe, und Pumpe mit Rollenstößel |
GB201520698D0 (en) * | 2015-11-24 | 2016-01-06 | Delphi Internat Operations Luxembourg S À R L | Fuel Pump |
US10975816B2 (en) * | 2017-11-27 | 2021-04-13 | Stanadyne Llc | Roller drive mechanism for GDI pump |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0571441A (ja) * | 1991-09-11 | 1993-03-23 | Nippondenso Co Ltd | 燃料噴射装置 |
JPH05180116A (ja) * | 1991-12-25 | 1993-07-20 | Nippondenso Co Ltd | 燃料噴射ポンプ |
JP2000038971A (ja) * | 1998-07-14 | 2000-02-08 | Lucas Ind Plc | 容積式ポンプ |
JP2001221131A (ja) * | 2000-02-07 | 2001-08-17 | Bosch Automotive Systems Corp | 噴射ポンプのタペット潤滑機構 |
JP2003184699A (ja) * | 2001-12-18 | 2003-07-03 | Denso Corp | 燃料噴射ポンプ |
DE10356262A1 (de) * | 2003-12-03 | 2005-06-30 | Robert Bosch Gmbh | Radialkolbenpumpe, insbesondere für Kraftstoffeinspritzsysteme |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2965087A (en) * | 1958-01-29 | 1960-12-20 | Bosch Arma Corp | Fuel injection pump |
DE3447374A1 (de) * | 1984-12-24 | 1986-07-10 | Robert Bosch Gmbh, 7000 Stuttgart | Kraftstoffeinspritzpumpe fuer brennkraftmaschinen |
DE3724409A1 (de) * | 1986-10-31 | 1988-05-19 | Bosch Gmbh Robert | Kraftstoffeinspritzpumpe fuer brennkraftmaschinen |
EP0301222B1 (de) * | 1987-07-25 | 1992-05-06 | Robert Bosch Gmbh | Kraftstoffeinspritzpumpe für Brennkraftmaschinen |
US5058553A (en) * | 1988-11-24 | 1991-10-22 | Nippondenso Co., Ltd. | Variable-discharge high pressure pump |
WO1994027040A1 (en) * | 1993-05-06 | 1994-11-24 | Cummins Engine Company, Inc. | Distributor for a high pressure fuel system |
EP0654122B1 (en) | 1993-05-06 | 1999-04-14 | Cummins Engine Company, Inc. | Compact high performance fuel system with accumulator |
GB9701877D0 (en) * | 1997-01-30 | 1997-03-19 | Lucas Ind Plc | Fuel pump |
DE19907311A1 (de) * | 1999-02-22 | 2000-08-31 | Bosch Gmbh Robert | Hydraulikpumpeneinheit |
JP2001263198A (ja) * | 2000-03-14 | 2001-09-26 | Bosch Automotive Systems Corp | 燃料ポンプ及びこれを用いた燃料供給装置 |
DE10161258A1 (de) * | 2001-12-13 | 2003-07-03 | Bosch Gmbh Robert | Kraftstoffhochdruckpumpe mit integrierter Sperrflügel-Vorförderpumpe |
DE10256418A1 (de) * | 2002-12-02 | 2004-06-09 | Abb Turbo Systems Ag | Abgasturbinengehäuse |
DE10307877A1 (de) * | 2003-02-25 | 2004-09-02 | Robert Bosch Gmbh | Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine |
EP1498600A1 (en) * | 2003-07-18 | 2005-01-19 | Delphi Technologies, Inc. | Common rail fuel system |
DE102004004705A1 (de) * | 2004-01-30 | 2005-08-18 | Robert Bosch Gmbh | Hochdruckpumpe, insbesondere für eine Kraftstoffeinspritzeinrichtung einer Brennkraftmaschine |
DE102004023541A1 (de) * | 2004-05-13 | 2005-12-01 | Robert Bosch Gmbh | Hochdruckpumpe für eine Kraftstoffeinspritzeinrichtung einer Brennkraftmaschine |
DE102006045933A1 (de) * | 2006-09-28 | 2008-04-03 | Robert Bosch Gmbh | Stößelbaugruppe für eine Hochdruckpumpe und Hochdruckpumpe mit wenigstens einer Stößelbaugruppe |
US7610902B2 (en) * | 2007-09-07 | 2009-11-03 | Gm Global Technology Operations, Inc. | Low noise fuel injection pump |
-
2007
- 2007-07-20 DE DE102007034036A patent/DE102007034036A1/de not_active Withdrawn
-
2008
- 2008-06-13 EP EP08774082A patent/EP2167818B1/de not_active Not-in-force
- 2008-06-13 JP JP2010517336A patent/JP2010533818A/ja active Pending
- 2008-06-13 US US12/663,671 patent/US20100170480A1/en not_active Abandoned
- 2008-06-13 AT AT08774082T patent/ATE497106T1/de active
- 2008-06-13 DE DE502008002488T patent/DE502008002488D1/de active Active
- 2008-06-13 WO PCT/EP2008/057457 patent/WO2009013068A1/de active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0571441A (ja) * | 1991-09-11 | 1993-03-23 | Nippondenso Co Ltd | 燃料噴射装置 |
JPH05180116A (ja) * | 1991-12-25 | 1993-07-20 | Nippondenso Co Ltd | 燃料噴射ポンプ |
JP2000038971A (ja) * | 1998-07-14 | 2000-02-08 | Lucas Ind Plc | 容積式ポンプ |
JP2001221131A (ja) * | 2000-02-07 | 2001-08-17 | Bosch Automotive Systems Corp | 噴射ポンプのタペット潤滑機構 |
JP2003184699A (ja) * | 2001-12-18 | 2003-07-03 | Denso Corp | 燃料噴射ポンプ |
DE10356262A1 (de) * | 2003-12-03 | 2005-06-30 | Robert Bosch Gmbh | Radialkolbenpumpe, insbesondere für Kraftstoffeinspritzsysteme |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101349642B1 (ko) * | 2012-04-19 | 2014-01-10 | (주)모토닉 | 내연기관의 고압펌프 |
US9200626B2 (en) | 2012-09-05 | 2015-12-01 | Hyundai Motor Company | High pressure fuel pump having improved lubrication characteristics |
Also Published As
Publication number | Publication date |
---|---|
EP2167818B1 (de) | 2011-01-26 |
WO2009013068A1 (de) | 2009-01-29 |
DE102007034036A1 (de) | 2009-01-22 |
DE502008002488D1 (de) | 2011-03-10 |
ATE497106T1 (de) | 2011-02-15 |
EP2167818A1 (de) | 2010-03-31 |
US20100170480A1 (en) | 2010-07-08 |
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