CN110195673B - 高压泵 - Google Patents
高压泵 Download PDFInfo
- Publication number
- CN110195673B CN110195673B CN201810164349.7A CN201810164349A CN110195673B CN 110195673 B CN110195673 B CN 110195673B CN 201810164349 A CN201810164349 A CN 201810164349A CN 110195673 B CN110195673 B CN 110195673B
- Authority
- CN
- China
- Prior art keywords
- plunger
- damper
- pressure pump
- channel
- fuel
- 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.)
- Active
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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
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/04—Means for damping vibrations or pressure fluctuations in injection pump inlets or outlets
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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
- F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
- F02M59/10—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive
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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
- F02M59/442—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 means preventing fuel leakage around pump plunger, e.g. fluid barriers
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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
- F02M63/0265—Pumps feeding common rails
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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
- F04B11/00—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation
- F04B11/0008—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using accumulators
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810164349.7A CN110195673B (zh) | 2018-02-27 | 2018-02-27 | 高压泵 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810164349.7A CN110195673B (zh) | 2018-02-27 | 2018-02-27 | 高压泵 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110195673A CN110195673A (zh) | 2019-09-03 |
CN110195673B true CN110195673B (zh) | 2021-05-14 |
Family
ID=67750921
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810164349.7A Active CN110195673B (zh) | 2018-02-27 | 2018-02-27 | 高压泵 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110195673B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021095555A1 (ja) * | 2019-11-15 | 2021-05-20 | 日立Astemo株式会社 | 金属ダイアフラム、金属ダンパ、及び燃料ポンプ |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008525713A (ja) * | 2004-12-28 | 2008-07-17 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | ピストンポンプ、特に内燃機関に用いられる燃料高圧ポンプ |
EP2317120A1 (en) * | 2009-11-03 | 2011-05-04 | Magneti Marelli S.p.A. | Fuel pump with reduced seal wear for a direct injection system |
CN102052220A (zh) * | 2009-11-03 | 2011-05-11 | 马涅蒂-马瑞利公司 | 用于直接喷射系统的具有改进的阻尼装置的燃料泵 |
CN103443440A (zh) * | 2011-01-31 | 2013-12-11 | 大陆汽车有限公司 | 用于高压泵的泵单元 |
CN104533682A (zh) * | 2011-01-27 | 2015-04-22 | 株式会社电装 | 高压泵 |
WO2015055332A1 (en) * | 2013-10-14 | 2015-04-23 | Continental Automotive Gmbh | High pressure pump |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3823060B2 (ja) * | 2002-03-04 | 2006-09-20 | 株式会社日立製作所 | 高圧燃料供給ポンプ |
-
2018
- 2018-02-27 CN CN201810164349.7A patent/CN110195673B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008525713A (ja) * | 2004-12-28 | 2008-07-17 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | ピストンポンプ、特に内燃機関に用いられる燃料高圧ポンプ |
EP2317120A1 (en) * | 2009-11-03 | 2011-05-04 | Magneti Marelli S.p.A. | Fuel pump with reduced seal wear for a direct injection system |
CN102052220A (zh) * | 2009-11-03 | 2011-05-11 | 马涅蒂-马瑞利公司 | 用于直接喷射系统的具有改进的阻尼装置的燃料泵 |
CN104533682A (zh) * | 2011-01-27 | 2015-04-22 | 株式会社电装 | 高压泵 |
CN103443440A (zh) * | 2011-01-31 | 2013-12-11 | 大陆汽车有限公司 | 用于高压泵的泵单元 |
WO2015055332A1 (en) * | 2013-10-14 | 2015-04-23 | Continental Automotive Gmbh | High pressure pump |
Also Published As
Publication number | Publication date |
---|---|
CN110195673A (zh) | 2019-09-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20200108 Address after: 130033 No. 1981, Wuhan Road, Changchun Economic Development Zone, Jilin, China Applicant after: Shibeite automotive electronics (Changchun) Co., Ltd. Address before: 130033 No. 1981, Wuhan Road, Changchun Economic Development Zone, Jilin, China Applicant before: Continental Automotive Electronics (Changchun) Co., Ltd. |
|
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 130033 No. 1981, Wuhan Road, Changchun Economic Development Zone, Jilin, China Applicant after: WeiPai automotive electronics (Changchun) Co., Ltd Address before: 130033 No. 1981, Wuhan Road, Changchun Economic Development Zone, Jilin, China Applicant before: Shibeite automotive electronics (Changchun) Co., Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant |