JP5881981B2 - 受動型量制限バルブ - Google Patents
受動型量制限バルブ Download PDFInfo
- Publication number
- JP5881981B2 JP5881981B2 JP2011144527A JP2011144527A JP5881981B2 JP 5881981 B2 JP5881981 B2 JP 5881981B2 JP 2011144527 A JP2011144527 A JP 2011144527A JP 2011144527 A JP2011144527 A JP 2011144527A JP 5881981 B2 JP5881981 B2 JP 5881981B2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- inlet side
- piston
- outlet
- inlet
- 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.)
- Expired - Fee Related
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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
- 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
-
- 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
-
- 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
- F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
-
- 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
- F02M63/02—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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
- Safety Valves (AREA)
Description
流体媒体用の入口と出口を有すると共に、入口と出口の間に配設されたバルブ室を有するバルブハウジングを備え、
入口側と出口側の間に閉塞要素をそれぞれ有するバルブ本体は、前記バルブ室に配置され、前記閉塞要素は、それぞれ、入口側と出口側のバルブシートと協動してシールを行うように構成され、
入口側の前記閉塞要素は、スプリングにより入口側の前記バルブシートに向かって付勢され、
前記バルブ本体に設けられるピストンを有し、前記ピストンの外側は、前記バルブ室の壁を通って摺動可能に導かれる、受動型量制限バルブが提案される。流体媒体が流れることができる少なくとも1つの通路穴は、前記ピストンの端面に設けられる。
2 バルブハウジング
3 入口
4 出口
5 バルブ室
6 バルブ本体
7 ピストン
8 スプリング
31、41 バルブシート
51 圧力貯蔵部
63,64 閉塞要素
71 端面
73 通路穴
Claims (14)
- 大型ディーゼルエンジン用の受動型量制限バルブであって、
流体媒体用の入口と出口を有すると共に、入口と出口の間に配設されたバルブ室を有するバルブハウジングを備え、
入口側と出口側の間に閉塞要素をそれぞれ有するバルブ本体は、前記バルブ室に配置され、前記閉塞要素は、それぞれ、入口側と出口側のバルブシートと協動してシールを行うように構成され、
入口側の前記閉塞要素は、スプリングにより入口側の前記バルブシートに向かって付勢され、
前記バルブ本体に設けられるピストンを有し、前記ピストンの外側は、前記バルブ室の壁を通って摺動可能に導かれ、
流体媒体が流れることができる少なくとも1つの通路穴は、前記ピストンの端面に設けられており、
前記バルブ本体は、前記スプリングの内部に延在することを特徴とする、量制限バルブ。 - 前記通路穴の長さの前記通路穴の直径に対する比は、各通路穴に対して4以下である、請求項1に記載の量制限バルブ。
- 入口側の前記閉塞要素は、入口側の前記バルブシートと線接触するように構成される、請求項1又は2に記載の量制限バルブ。
- 出口側の前記閉塞要素は、出口側の前記バルブシートと線接触するように構成される、請求項1〜3のうちのいずれか1項に記載の量制限バルブ。
- 入口側又は出口側の前記閉塞要素は、入口側又は出口側の前記バルブシートと協動する球面を有する、請求項1〜4のうちのいずれか1項に記載の量制限バルブ。
- 前記球面の曲率の中心は、前記バルブ本体の長手軸に対して偏心する、請求項5に記載の量制限バルブ。
- 入口側又は出口側の前記バルブシートは、円錐形の表面を有する、請求項1〜6のうちのいずれか1項に記載の量制限バルブ。
- 入口側及び出口側の前記閉塞要素は、同一の設計である、請求項1〜7のうちのいずれか1項に記載の量制限バルブ。
- 前記通路穴は、径方向で前記スプリングの外側に配置される、請求項1〜8のうちのいずれか1項に記載の量制限バルブ。
- 入口側の前記バルブシートと入口側の前記閉塞要素との間の連通を開くための圧力差は、2バールから20バールとなる、請求項1〜9のうちのいずれか1項に記載の量制限バルブ。
- 前記ピストンは、別の部品として構成され、前記バルブ本体に接続される、請求項1〜10のうちのいずれか1項に記載の量制限バルブ。
- 前記スプリングは、前記ピストンの前記端面で支持される、請求項1〜11のうちのいずれか1項に記載の量制限バルブ。
- 請求項1〜12のうちのいずれか1項に記載の量制限バルブを有する大型ディーゼルエンジン。
- 前記量制限バルブは、燃料用の高圧貯蔵部と燃料噴射ノズルとの間に配置される、請求項13に記載の大型ディーゼルエンジン。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP10174196.5 | 2010-08-26 | ||
EP10174196 | 2010-08-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012047170A JP2012047170A (ja) | 2012-03-08 |
JP5881981B2 true JP5881981B2 (ja) | 2016-03-09 |
Family
ID=43085844
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011144527A Expired - Fee Related JP5881981B2 (ja) | 2010-08-26 | 2011-06-29 | 受動型量制限バルブ |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP2423498B1 (ja) |
JP (1) | JP5881981B2 (ja) |
KR (1) | KR101917389B1 (ja) |
CN (1) | CN102383995B (ja) |
DK (1) | DK2423498T3 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT513158B1 (de) * | 2012-04-10 | 2014-03-15 | Bosch Gmbh Robert | Durchflussbegrenzer mit Kugel und Drossel |
CN103016426B (zh) * | 2012-12-06 | 2016-01-20 | 联合汽车电子有限公司 | 集成有泄压阀的喷射泵喷嘴 |
DE102013210983B4 (de) * | 2013-06-12 | 2021-04-29 | Mtu Friedrichshafen Gmbh | Mengenbegrenzungsventil |
DE102014105439B4 (de) | 2014-04-16 | 2020-03-26 | Woodward L'orange Gmbh | Mengenbegrenzungsventil für ein Dual-Fuel-Kraftstoffeinspritzsystem |
WO2015177399A1 (en) * | 2014-05-22 | 2015-11-26 | Wärtsilä Finland Oy | Connecting element |
EP3023628B8 (en) * | 2014-11-21 | 2017-04-19 | O.M.T. Officine Meccaniche Torino S.p.A. | A fuel flow limiting valve for large internal combustion engines |
DE102016101425B4 (de) | 2016-01-27 | 2018-05-09 | Firma L'orange Gmbh | Mengenbegrenzungsventil, insbesondere für ein Hochdruckpumpensystem |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES445020A1 (es) * | 1976-02-10 | 1977-06-01 | Bendiberica Sa | Perfeccionamientos en valvulas de limitacion de presion. |
JP2943340B2 (ja) * | 1991-01-24 | 1999-08-30 | 株式会社デンソー | 蓄圧式燃料噴射装置 |
DE4414242A1 (de) * | 1994-04-23 | 1995-10-26 | Bosch Gmbh Robert | Kraftstoffeinspritzeinrichtung für Brennkraftmaschinen |
DE19548610A1 (de) * | 1995-12-23 | 1997-06-26 | Bosch Gmbh Robert | Kraftstoffeinspritzeinirchtung für Brennkraftmaschinen |
JP3918253B2 (ja) * | 1997-09-10 | 2007-05-23 | 三菱ふそうトラック・バス株式会社 | 蓄圧式燃料噴射装置の安全装置 |
JPH11280930A (ja) * | 1998-03-30 | 1999-10-15 | Denso Corp | ガス抜き弁 |
DE19822671A1 (de) * | 1998-05-20 | 1999-11-25 | Bosch Gmbh Robert | Druckbegrenzungsventil |
DE10114252C2 (de) * | 2001-03-22 | 2003-01-30 | Mtu Friedrichshafen Gmbh | Verfahren zum Einspritzen von Kraftstoff in die Brennräume einer Brennkraftmaschine, sowie Kraftstoffeinspritzsystem für eine solche |
JP3555588B2 (ja) * | 2001-03-23 | 2004-08-18 | トヨタ自動車株式会社 | コモンレール式燃料噴射装置 |
FI114501B (fi) * | 2001-06-27 | 2004-10-29 | Waertsilae Finland Oy | Polttoainejärjestelmän virtausrajoitinventtiili |
FI117643B (fi) * | 2003-01-15 | 2006-12-29 | Waertsilae Finland Oy | Järjestely polttoaineen syöttölaitteistossa |
FI117805B (fi) * | 2003-06-17 | 2007-02-28 | Waertsilae Finland Oy | Järjestely polttoaineen syöttölaitteistossa |
DE102004037419B3 (de) * | 2004-07-30 | 2006-02-16 | Siemens Ag | Ventil für den Einsatz in einer kraftstoffführenden Leitung eines Kraftfahrzeuges |
DE102005012165B4 (de) * | 2005-03-17 | 2007-02-08 | L'orange Gmbh | Kraftstoffspeicher eines Kraftstoffeinspritzsystems für mehrzylindrige Brennkraftmaschinen und Mengenbegrenzungsventil für einen solchen |
DE502006008343D1 (de) * | 2005-07-18 | 2010-12-30 | Ganser Hydromag | Speichereinspritzsystem für brennkraftmaschine |
DE102005036780A1 (de) * | 2005-08-02 | 2007-02-08 | L'orange Gmbh | Kraftstoff-Einspritzsystem für eine Brennkraftmaschine |
JP4335280B2 (ja) * | 2006-11-27 | 2009-09-30 | 三菱電機株式会社 | 燃料噴射弁 |
DE102007021085B4 (de) * | 2007-05-03 | 2009-01-15 | L'orange Gmbh | Einspritzsystem für mit Kraftstoff, insbesondere Schweröl, betriebene Brennkraftmaschinen |
-
2011
- 2011-06-10 EP EP11169400.6A patent/EP2423498B1/de not_active Not-in-force
- 2011-06-10 DK DK11169400.6T patent/DK2423498T3/da active
- 2011-06-29 JP JP2011144527A patent/JP5881981B2/ja not_active Expired - Fee Related
- 2011-08-22 KR KR1020110083454A patent/KR101917389B1/ko active IP Right Grant
- 2011-08-25 CN CN201110247768.5A patent/CN102383995B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2012047170A (ja) | 2012-03-08 |
KR101917389B1 (ko) | 2018-11-09 |
EP2423498B1 (de) | 2013-09-11 |
CN102383995A (zh) | 2012-03-21 |
CN102383995B (zh) | 2016-04-27 |
DK2423498T3 (da) | 2013-12-09 |
KR20120020056A (ko) | 2012-03-07 |
EP2423498A1 (de) | 2012-02-29 |
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