JP2001500593A - 燃料高圧供給用のラジアルピストンポンプ - Google Patents
燃料高圧供給用のラジアルピストンポンプInfo
- Publication number
- JP2001500593A JP2001500593A JP11508001A JP50800199A JP2001500593A JP 2001500593 A JP2001500593 A JP 2001500593A JP 11508001 A JP11508001 A JP 11508001A JP 50800199 A JP50800199 A JP 50800199A JP 2001500593 A JP2001500593 A JP 2001500593A
- Authority
- JP
- Japan
- Prior art keywords
- plunger
- valve
- piston pump
- valve plate
- radial
- 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 abstract description 20
- 238000002347 injection Methods 0.000 claims abstract description 7
- 239000007924 injection Substances 0.000 claims abstract description 7
- 230000036316 preload Effects 0.000 claims abstract description 6
- 238000002485 combustion reaction Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims 2
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
- F04B53/1002—Ball valves
- F04B53/101—Ball valves having means for limiting the opening height
-
- 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
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/04—Feeding by means of driven pumps
-
- 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
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
- F04B53/109—Valves; Arrangement of valves inlet and outlet valve forming one unit
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7504—Removable valve head and seat unit
- Y10T137/7559—Pump type
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7504—Removable valve head and seat unit
- Y10T137/7613—Threaded into valve casing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel-Injection Apparatus (AREA)
- Reciprocating Pumps (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.内燃機関の燃料噴射系、特にコモン・レイル式噴射系における燃料高圧供給 用のラジアルピストンポンプであって、ポンプケーシング(2)内に支承されて いて偏心的に形成されているか又は周方向に複数のカム状の***を有する駆動軸 (4)と、該駆動軸(4)に対して半径方向でそれぞれシリンダ室(18,74 )内に配置されていて前記駆動軸(4)の回転時に前記シリンダ室(18,74 )内で半径方向に往復動可能な複数のピストン(12)とを備え、各シリンダ室 (18,74)が、駆動軸(4)に対して半径方向外側で、吸込み側の逆止弁( 26,60)と高圧側の逆止弁(28)とを有する弁プレート(24,72)に よって閉鎖されている形式のものにおいて、吸込み側の逆止弁(26,60)が 、弁プレート(24,72)を貫通するプランジャ(30,66)を有し、該プ ランジャが、シリンダ室(18,74)に対面した方の側に、弁プレート(24 ,72)のシール座(36)に密着可能な弁皿(32,70)を有しており、前 記弁プレート(24,72)の、前記シリンダ室(18,74)とは反対の側に は、前記プランジャ(30,66)に閉弁方向で予荷重をかけるプランジャ負荷 装置(38)が設けられていることを特徴とする、燃料高 圧供給用のラジアルピストンポンプ。 2.プランジャ(30,66)に閉弁方向で予荷重をかけるプランジャ負荷装置 (38)が弁ばね(40)を有し、該弁ばねが一端では、弁プレート(24,7 2)の、シリンダ室(18,74)とは反対の側に、また他端では、プランジャ (30,66)に設けたばね受け(44,62)に支持されている、請求項1記 載のラジアルピストンポンプ。 3.ばね受け(44)が鍔付きブシュエレメント(46)によって形成されてお り、該鍔付きブシュエレメントのブシュ区分(48)が、プランジャ(30)を 同心的に包囲しており、かつ前記鍔付きブシュエレメントの鍔区分(50)に弁 ばね(40)が支持されている、請求項2記載のラジアルピストンポンプ。 4.ばね受け(44,62)が、特に鍔出し加工によってプランジャ(30,6 6)に係合接続式にプランジャ(30,66)に接合されている、請求項2又は 3記載のラジアルピストンポンプ。 5.ばね受け(44)が、逆止弁(26)の予め選定された開弁圧を生ぜしめる ような位置でプランジャ(30)に位置決めされている、請求項2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。 6.ばね受け(62)が、プランジャ(66)の軸方向ストッパ(68)に当接 しているディスク状又は プレート状の構成部材(64)によって形成されている、請求項2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。 7.弁プレート(24)内に、シリンダ室(18)の長手方向に対してほぼ半径 方向の少なくとも1つのポート(54)が設けられており、該半径方向ポートが 燃料供給ポートと連通している、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。 8.半径方向ポート(54)が、弁プレート(24)のプランジャ貫通ポート( 34)に開口している、請求項7記載のラジアルピストンポンプ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19729790A DE19729790C2 (de) | 1997-07-11 | 1997-07-11 | Radialkolbenpumpe zur Kraftstoffhochdruckversorgung |
DE19729790.0 | 1997-07-11 | ||
PCT/DE1998/001918 WO1999002861A1 (de) | 1997-07-11 | 1998-07-09 | Einlassventil für eine radialkolbenpumpe zur kraftstoffhochdruckversorgung |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2001500593A true JP2001500593A (ja) | 2001-01-16 |
JP4131572B2 JP4131572B2 (ja) | 2008-08-13 |
Family
ID=7835425
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50800199A Expired - Fee Related JP4131572B2 (ja) | 1997-07-11 | 1998-07-09 | 燃料高圧供給用のラジアルピストンポンプ |
Country Status (5)
Country | Link |
---|---|
US (1) | US6406272B2 (ja) |
JP (1) | JP4131572B2 (ja) |
DE (1) | DE19729790C2 (ja) |
GB (1) | GB2332484B (ja) |
WO (1) | WO1999002861A1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002323156A (ja) * | 2001-04-26 | 2002-11-08 | Denso Corp | 逆止弁およびそれを備えた燃料噴射ポンプ |
JP2008248788A (ja) * | 2007-03-30 | 2008-10-16 | Denso Corp | 高圧燃料ポンプ |
US7600983B2 (en) | 2004-11-16 | 2009-10-13 | Advics Co., Ltd. | Radial plunger pump and method for manufacturing pump housing |
JP2011528085A (ja) * | 2008-07-15 | 2011-11-10 | デルファイ・テクノロジーズ・ホールディング・エス.アー.エール.エル. | 燃料ポンプの改良 |
KR20230143636A (ko) * | 2022-04-05 | 2023-10-13 | 주식회사 태성정밀 | 선박용 레이디얼 피스톤 펌프 |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19860672A1 (de) * | 1998-12-29 | 2000-07-13 | Bosch Gmbh Robert | Kolbenpumpe zur Kraftstoffhochdruckerzeugung |
IT1310755B1 (it) * | 1999-11-30 | 2002-02-22 | Elasis Sistema Ricerca Fiat | Pompa idraulica ad alta pressione, in particolare pompa a pistoniradiali per il carburante di un motore a combustione interna. |
US6805538B2 (en) * | 2000-08-14 | 2004-10-19 | Stanadyne Corporation | Fuel tank mounted, motorized high pressure gasoline pump |
DE10102397A1 (de) * | 2001-01-19 | 2002-07-25 | Zf Batavia Llc | Radialkolbenpumpe |
US6986363B1 (en) | 2002-04-03 | 2006-01-17 | Hydro-Gear Limited Partnership | Valve assembly for use in a hydraulic component |
US6761182B1 (en) * | 2002-04-03 | 2004-07-13 | Hydro-Gear Limited Partnership | Method for configuration of a valve |
US7066199B1 (en) | 2002-04-03 | 2006-06-27 | Hydro-Gear Limited Partnership | Valve assembly |
US6964280B1 (en) | 2002-04-03 | 2005-11-15 | Hydro-Gear Limited Partnership | Valve assembly for use in a hydraulic component |
US7320334B1 (en) | 2002-04-03 | 2008-01-22 | Hydro-Gear Limited Partnership | Valve Assembly |
KR100539209B1 (ko) * | 2002-08-29 | 2005-12-27 | 주식회사 두원정공 | 고압 서플라이 펌프 |
JP2004183552A (ja) * | 2002-12-03 | 2004-07-02 | Denso Corp | 燃料高圧供給用ポンプ |
GB0311814D0 (en) * | 2003-05-22 | 2003-06-25 | Delphi Tech Inc | Pump assembly |
DE102004013244A1 (de) * | 2004-03-18 | 2005-10-06 | Robert Bosch Gmbh | Hochdruckpumpe, insbesondere für eine Kraftstoffeinspritzeinrichtung einer Brennkraftmaschine |
US7296594B1 (en) | 2005-03-22 | 2007-11-20 | Hydro-Gear Limited Partnership | Combination check valve and neutral valve assembly for use in a hydraulic component |
US7178787B2 (en) * | 2005-05-05 | 2007-02-20 | Trw Automotive U.S. Llc | Valve assembly |
DE102008064914B3 (de) * | 2007-03-29 | 2022-02-17 | Denso Corporation | Hydraulische Pumpe |
DE102011003107A1 (de) * | 2011-01-25 | 2012-07-26 | Continental Automotive Gmbh | Hochdruckpumpe |
DE102011082733A1 (de) * | 2011-09-15 | 2013-03-21 | Robert Bosch Gmbh | Pumpe, insbesondere Kraftstoffhochdruckpumpe |
DE102011089857A1 (de) | 2011-12-23 | 2013-06-27 | Robert Bosch Gmbh | Pumpe, insbesondere Kraftstoffhochdruckpumpe für eine Kraftstoffeinspritzeinrichtung |
CN104005924B (zh) * | 2013-02-25 | 2016-04-20 | 白巨章 | 大功率径向柱塞泵 |
CN103696921B (zh) * | 2013-12-13 | 2015-10-21 | 西安交通大学 | 一种采用液压力回程的阀配流式径向柱塞液压泵 |
CN103742378B (zh) * | 2013-12-19 | 2016-01-20 | 西安交通大学 | 一种采用滑阀配流的径向柱塞液压泵 |
GB2579404A (en) * | 2018-11-30 | 2020-06-24 | Delphi Tech Ip Ltd | Head member for a HP pump of a fuel injection system |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US507901A (en) * | 1893-10-31 | James e | ||
US319446A (en) * | 1885-06-09 | Gas-compressing pump | ||
US317963A (en) * | 1885-05-19 | ballantine | ||
US302978A (en) * | 1884-08-05 | Air-compressor | ||
US2255851A (en) * | 1940-10-21 | 1941-09-16 | Radial Pump And Compressor Com | Pump assembly |
CH402613A (de) * | 1961-02-27 | 1965-11-15 | Hatz Motoren | Kolbenpumpe mit sternförmig angeordneten Pumpeneinheiten |
GB1120321A (en) * | 1964-11-23 | 1968-07-17 | Dowty Technical Dev Ltd | Improvements in or relating to hydraulic displacement devices such as pumps or motors |
US4758135A (en) * | 1986-12-30 | 1988-07-19 | Weatherford U.S., Inc. | Pump head |
US4813452A (en) * | 1987-09-28 | 1989-03-21 | Smith Roger R | Kinetic check valve |
DE8916183U1 (de) * | 1989-08-31 | 1994-09-22 | J. Wagner Gmbh, 88048 Friedrichshafen | Membranpumpe |
DE9115631U1 (de) * | 1991-12-17 | 1992-02-13 | FAG Kugelfischer Georg Schäfer KGaA, 8720 Schweinfurt | Saugventil für eine Radialkolbenpumpe |
DE4213798C2 (de) * | 1992-04-27 | 2002-10-24 | Bosch Gmbh Robert | Radialkolbenpumpe, insbesondere Kraftstoffpumpe für Verbrennungsmotoren |
DE4216068A1 (de) * | 1992-05-15 | 1993-11-18 | Bosch Gmbh Robert | Gleichdruckventil |
US5382140A (en) * | 1993-02-11 | 1995-01-17 | Elasis Sistema Ricerca Fiat Nel Mezzogiorno | Radial-piston pump |
DE4401074B4 (de) * | 1994-01-15 | 2007-01-18 | Robert Bosch Gmbh | Pumpenanordnung, insbesondere zur Förderung von Kraftstoff aus einem Vorratsbehälter zu einer Brennkraftmaschine |
-
1997
- 1997-07-11 DE DE19729790A patent/DE19729790C2/de not_active Expired - Fee Related
-
1998
- 1998-07-09 GB GB9904900A patent/GB2332484B/en not_active Expired - Fee Related
- 1998-07-09 JP JP50800199A patent/JP4131572B2/ja not_active Expired - Fee Related
- 1998-07-09 WO PCT/DE1998/001918 patent/WO1999002861A1/de active Application Filing
- 1998-07-09 US US09/254,656 patent/US6406272B2/en not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002323156A (ja) * | 2001-04-26 | 2002-11-08 | Denso Corp | 逆止弁およびそれを備えた燃料噴射ポンプ |
JP4609687B2 (ja) * | 2001-04-26 | 2011-01-12 | 株式会社デンソー | 逆止弁およびそれを備えた燃料噴射ポンプ |
DE10218551B4 (de) * | 2001-04-26 | 2015-03-05 | Denso Corporation | Rückschlagventil |
US7600983B2 (en) | 2004-11-16 | 2009-10-13 | Advics Co., Ltd. | Radial plunger pump and method for manufacturing pump housing |
JP2008248788A (ja) * | 2007-03-30 | 2008-10-16 | Denso Corp | 高圧燃料ポンプ |
JP2011528085A (ja) * | 2008-07-15 | 2011-11-10 | デルファイ・テクノロジーズ・ホールディング・エス.アー.エール.エル. | 燃料ポンプの改良 |
KR20230143636A (ko) * | 2022-04-05 | 2023-10-13 | 주식회사 태성정밀 | 선박용 레이디얼 피스톤 펌프 |
KR102666988B1 (ko) * | 2022-04-05 | 2024-05-20 | (주)태성정밀 | 선박용 레이디얼 피스톤 펌프 |
Also Published As
Publication number | Publication date |
---|---|
JP4131572B2 (ja) | 2008-08-13 |
GB9904900D0 (en) | 1999-04-28 |
US20020009373A1 (en) | 2002-01-24 |
GB2332484B (en) | 2001-11-28 |
WO1999002861A1 (de) | 1999-01-21 |
US6406272B2 (en) | 2002-06-18 |
GB2332484A (en) | 1999-06-23 |
DE19729790C2 (de) | 2002-08-29 |
DE19729790A1 (de) | 1999-01-14 |
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