KR100679211B1 - 내연기관에 연료를 공급하기 위한 개폐밸브를 갖는 고압펌프 - Google Patents
내연기관에 연료를 공급하기 위한 개폐밸브를 갖는 고압펌프 Download PDFInfo
- Publication number
- KR100679211B1 KR100679211B1 KR1020000037209A KR20000037209A KR100679211B1 KR 100679211 B1 KR100679211 B1 KR 100679211B1 KR 1020000037209 A KR1020000037209 A KR 1020000037209A KR 20000037209 A KR20000037209 A KR 20000037209A KR 100679211 B1 KR100679211 B1 KR 100679211B1
- Authority
- KR
- South Korea
- Prior art keywords
- pressure pump
- shoulder
- high pressure
- disk
- hole
- Prior art date
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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
- F02M51/00—Fuel-injection apparatus characterised by being operated electrically
- F02M51/04—Pumps peculiar thereto
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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
- 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
- F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
- F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails
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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
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
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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
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
- F02M59/46—Valves
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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
- 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
- F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
- F02M63/0205—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively for cutting-out pumps or injectors in case of abnormal operation of the engine or the injection apparatus, e.g. over-speed, break-down of fuel pumps or injectors ; for cutting-out pumps for stopping the engine
- F02M63/0215—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively for cutting-out pumps or injectors in case of abnormal operation of the engine or the injection apparatus, e.g. over-speed, break-down of fuel pumps or injectors ; for cutting-out pumps for stopping the engine by draining or closing fuel conduits
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- 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
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- 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
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/22—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel-Injection Apparatus (AREA)
- Details Of Reciprocating Pumps (AREA)
- Reciprocating Pumps (AREA)
Abstract
Description
Claims (15)
- 내연기관에 연료를 공급하기 위한 개폐밸브를 갖는 고압펌프에 있어서,상기 펌프는 적어도 하나의 연료 압축실(22)과 상기 펌프의 작동 부재(14, 16, 17, 19)를 수용하는 구동실(23)을 포함하는 본체(8)를 포함하며,상기 밸브(37)는 상기 본체(8) 내의 구멍(34) 내부로 슬라이딩하여 연료 공급 도관(30)을 폐쇄하는 셔터(38)를 포함하며, 상기 공급 도관은 상기 본체(8)에서 상기 구멍(34)과 상기 압축실(22) 사이에 형성되며, 상기 셔터(38)는 압축 스프링(42)에 의해 폐쇄된 위치에서 지지되며,상기 스프링(42)이 상기 구멍(34) 내부의 숄더(43)에 직접 또는 간접으로 얹혀있고, 상기 숄더(43)가 상기 본체(8)와 일체형으로 형성되며,상기 스프링이 상기 구멍(34) 내부에 탈착 가능하게 고정되는 수단에 의해 상기 숄더(43)에 얹혀있으며,상기 고정되는 수단은 연료가 상기 구동실(23)로 유동하도록 하는 개구부(46)를 갖는 디스크(44)를 포함하며,상기 디스크(44)가 상기 구멍(34) 내부로 탈착 가능하게 삽입되는 것을 특징으로 하는 고압펌프.
- 삭제
- 삭제
- 제1항에 있어서,상기 고정되는 수단은 상기 디스크(44)와 상기 숄더(43) 사이에 위치한 C-형 금속 엘리먼트(48)를 더 포함하며, 상기 엘리먼트(48)가 방사상 방향으로 신축성이 있으며, 상기 구멍(34)이 상기 숄더(43)에 인접한 그리고 상기 엘리먼트(48)가 탈착 가능하게 끼워지는 환상 그루브(49)를 갖는 것을 특징으로 하는 고압펌프.
- 제4항에 있어서,상기 엘리먼트가 표준 리테이닝 링인 것을 특징으로 하는 고압펌프.
- 제5항에 있어서,상기 숄더(43)는 상기 구멍(34)의 직경보다 더 작은 직경을 갖는 원형 개구부(45)에 의해 한정되며, 상기 그루브(49)가 상기 개구부(45)를 통해 가공될 수 있는 것을 특징으로 하는 고압펌프.
- 제5항에 있어서,상기 두 개의 직경의 차이가 1과 3㎜ 사이의 범위에 있고, 상기 숄더(43)가 2와 4㎜ 사이 범위의 두께를 갖는 것을 특징으로 하는 고압펌프.
- 제4항 내지 제7항 중 어느 한 항에 있어서,상기 디스크(44)의 개구부(46)는 상기 스프링(42)을 안내하기 위한 돌출 에지(47)를 갖는 것을 특징으로 하는 고압펌프.
- 제8항에 있어서,상기 에지(47)는 상기 디스크(44)의 냉간 성형에 의해 형성되는 것을 특징으로 하는 고압펌프.
- 제4항 내지 제7항 중 어느 한 항에 있어서,상기 디스크(44) 내의 개구부(46)는 상기 디스크(44)에 대하여 대칭이며 반대 방향으로 축 방향으로 돌출한 두 개의 에지를 형성하는 링(51)을 구비하여 상기 구멍(34)에서 디스크의 포지셔닝이 간단히 이루어지는 것을 특징으로 하는 고압펌프.
- 삭제
- 삭제
- 삭제
- 제1항에 있어서,상기 본체(8) 내부에 방사상 방향으로 배치된 다수의 실린더(7) 및 상기 실린더(7)와 연관되어 방사상 방향으로 슬라이딩하는 다수의 피스톤(6)을 포함하며, 상기 작동 부재(14, 16, 17, 19)는 샤프트(16)와 일체형으로 형성된 공동 캠(14)을 포함하며, 상기 캠(14)과 상기 샤프트(16)가 상기 구동실(23)에 수용되는 것을 특징으로 하는 고압펌프.
- 제14항에 있어서,상기 캠(14)은 다수의 면부(18)를 갖는 링(17)을 통해 상기 피스톤(16)을 작동시키고, 상기 면부(18) 각각은 대응 피스톤(6)에 장착되어 있는 슈(19)와 맞물리고, 상기 링(17)과 상기 슈(19)는 상기 구동실(23)에 수용되는 것을 특징으로 하는 고압펌프.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO99A000572 | 1999-07-02 | ||
IT1999TO000572A IT1308780B1 (it) | 1999-07-02 | 1999-07-02 | Pompa ad alta pressione munita di valvola di intercettazione perl'alimentazione di combustibile ad un motore a combustione interna. |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010015122A KR20010015122A (ko) | 2001-02-26 |
KR100679211B1 true KR100679211B1 (ko) | 2007-02-07 |
Family
ID=11417932
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000037209A KR100679211B1 (ko) | 1999-07-02 | 2000-06-30 | 내연기관에 연료를 공급하기 위한 개폐밸브를 갖는 고압펌프 |
Country Status (9)
Country | Link |
---|---|
US (2) | US6553971B1 (ko) |
EP (1) | EP1065370B1 (ko) |
JP (1) | JP4577952B2 (ko) |
KR (1) | KR100679211B1 (ko) |
CN (1) | CN1133003C (ko) |
DE (1) | DE60022587T2 (ko) |
ES (1) | ES2246776T3 (ko) |
IT (1) | IT1308780B1 (ko) |
RU (1) | RU2247257C2 (ko) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1308780B1 (it) * | 1999-07-02 | 2002-01-10 | Elasis Sistema Ricerca Fiat | Pompa ad alta pressione munita di valvola di intercettazione perl'alimentazione di combustibile ad un motore a combustione interna. |
KR100739939B1 (ko) * | 2004-02-06 | 2007-07-16 | 봇슈 가부시키가이샤 | 연료 공급 장치 |
CN100460667C (zh) * | 2004-02-06 | 2009-02-11 | 博世株式会社 | 燃料供给系统 |
DE102007048853A1 (de) * | 2007-10-11 | 2009-04-16 | Robert Bosch Gmbh | Flansch einer Hochdruckkraftstoffpumpe |
ITMI20072219A1 (it) * | 2007-11-23 | 2009-05-24 | Bosch Gmbh Robert | Valvola di sovrappressione e pompa di alta pressione comprendente tale valvola di sovrappressione |
DE102009027827A1 (de) * | 2009-07-20 | 2011-01-27 | Robert Bosch Gmbh | Pumpengehäuse eines Kraftfahrzeug-Hydroaggregats mit mindestens einer Hauptzylinderanschlussöffnung |
DE102013204327A1 (de) * | 2013-03-13 | 2014-09-18 | Robert Bosch Gmbh | Zylinderkopfrohteil, Zylinderkopf und Hochdruckpumpe für Brennstoffeinspritzanlagen |
KR101745118B1 (ko) | 2015-07-29 | 2017-06-08 | 현대자동차 유럽기술연구소 | 고압펌프 |
WO2019189457A1 (ja) * | 2018-03-28 | 2019-10-03 | 株式会社Cmc医薬 | 2成分混合型プレフィルドシリンジキット |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5571243A (en) * | 1994-01-15 | 1996-11-05 | Elasis Sistema Ricerca Fiat Nel Mezzogiorno Societa Consortile Per Azioni | Pump device for supplying fuel from a tank to an internal combustion engine |
WO1999011924A1 (de) * | 1997-09-03 | 1999-03-11 | Robert Bosch Gmbh | System zur hochdruckerzeugung |
EP1065370A2 (en) * | 1999-07-02 | 2001-01-03 | ELASIS SISTEMA RICERCA FIAT NEL MEZZOGIORNO Società Consortile per Azioni | High-pressure pump with an on-off valve for feeding fuel to an internal combustion engine |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07107381B2 (ja) * | 1988-07-04 | 1995-11-15 | 株式会社ゼクセル | 燃料噴射ポンプの等圧弁装置 |
JP2890782B2 (ja) * | 1990-10-04 | 1999-05-17 | 株式会社デンソー | 燃料噴射ポンプの逆止弁 |
DE19650784A1 (de) * | 1996-12-06 | 1998-06-10 | Bosch Gmbh Robert | Vorrichtung für eine Kraftstoffversorgungsanlage |
IT239879Y1 (it) * | 1996-12-23 | 2001-03-13 | Elasis Sistema Ricerca Fiat | Perfezionamenti ad una pompa a pistoni, in particolare ad una pompa apistoni radiali per il carburante di un motore a combustione interna. |
IT1289796B1 (it) * | 1996-12-23 | 1998-10-16 | Elasis Sistema Ricerca Fiat | Perfezionamenti ad un dispositivo a pompa per l'alimentazione del carburante da un serbatoio ad un motore a combustione interna. |
DE19818385A1 (de) * | 1998-04-24 | 1999-10-28 | Bosch Gmbh Robert | Zuschaltventil in einem Kraftstoffeinspritzsystem für Brennkraftmaschinen |
DE19848040A1 (de) * | 1998-10-17 | 2000-04-20 | Bosch Gmbh Robert | Kolbenpumpe zur Kraftstoffhochdruckversorgung |
IT1308781B1 (it) * | 1999-07-02 | 2002-01-10 | Elasis Sistema Ricerca Fiat | Pompa ad alta pressione munita di valvola di intercettazione amovibileper l'alimentazione di combustibile ad un motore a combustione interna |
-
1999
- 1999-07-02 IT IT1999TO000572A patent/IT1308780B1/it active
-
2000
- 2000-06-30 DE DE60022587T patent/DE60022587T2/de not_active Expired - Lifetime
- 2000-06-30 US US09/607,849 patent/US6553971B1/en not_active Expired - Lifetime
- 2000-06-30 EP EP00113947A patent/EP1065370B1/en not_active Expired - Lifetime
- 2000-06-30 CN CN00122535A patent/CN1133003C/zh not_active Expired - Fee Related
- 2000-06-30 RU RU2000117611/06A patent/RU2247257C2/ru not_active IP Right Cessation
- 2000-06-30 KR KR1020000037209A patent/KR100679211B1/ko not_active IP Right Cessation
- 2000-06-30 ES ES00113947T patent/ES2246776T3/es not_active Expired - Lifetime
- 2000-07-03 JP JP2000201089A patent/JP4577952B2/ja not_active Expired - Fee Related
-
2002
- 2002-12-13 US US10/318,876 patent/US6725844B2/en not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5571243A (en) * | 1994-01-15 | 1996-11-05 | Elasis Sistema Ricerca Fiat Nel Mezzogiorno Societa Consortile Per Azioni | Pump device for supplying fuel from a tank to an internal combustion engine |
WO1999011924A1 (de) * | 1997-09-03 | 1999-03-11 | Robert Bosch Gmbh | System zur hochdruckerzeugung |
EP1065370A2 (en) * | 1999-07-02 | 2001-01-03 | ELASIS SISTEMA RICERCA FIAT NEL MEZZOGIORNO Società Consortile per Azioni | High-pressure pump with an on-off valve for feeding fuel to an internal combustion engine |
JP2001059465A (ja) * | 1999-07-02 | 2001-03-06 | Elasis Sistema Ricerca Fiat Nel Mezzogiorno Soc Consortile Per Azioni | 内燃機関に燃料を供給するためのオンオフ弁を備えた高圧ポンプ |
US6553971B1 (en) * | 1999-07-02 | 2003-04-29 | Robert Bosch Gmbh | High-pressure pump with an on-off valve for feeding fuel to an internal combustion engine |
Also Published As
Publication number | Publication date |
---|---|
JP4577952B2 (ja) | 2010-11-10 |
ITTO990572A1 (it) | 2001-01-02 |
CN1281945A (zh) | 2001-01-31 |
EP1065370A3 (en) | 2001-08-22 |
CN1133003C (zh) | 2003-12-31 |
DE60022587D1 (de) | 2005-10-20 |
DE60022587T2 (de) | 2006-12-14 |
US20030079726A1 (en) | 2003-05-01 |
EP1065370A2 (en) | 2001-01-03 |
ES2246776T3 (es) | 2006-03-01 |
US6553971B1 (en) | 2003-04-29 |
JP2001059465A (ja) | 2001-03-06 |
RU2247257C2 (ru) | 2005-02-27 |
KR20010015122A (ko) | 2001-02-26 |
IT1308780B1 (it) | 2002-01-10 |
EP1065370B1 (en) | 2005-09-14 |
US6725844B2 (en) | 2004-04-27 |
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