JP6542405B2 - 電磁切換弁および高圧燃料ポンプ - Google Patents
電磁切換弁および高圧燃料ポンプ Download PDFInfo
- Publication number
- JP6542405B2 JP6542405B2 JP2018023926A JP2018023926A JP6542405B2 JP 6542405 B2 JP6542405 B2 JP 6542405B2 JP 2018023926 A JP2018023926 A JP 2018023926A JP 2018023926 A JP2018023926 A JP 2018023926A JP 6542405 B2 JP6542405 B2 JP 6542405B2
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- Prior art keywords
- armature
- pole piece
- switching valve
- valve
- magnetic
- 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.)
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- 239000000446 fuel Substances 0.000 title claims description 43
- 230000004907 flux Effects 0.000 claims description 31
- 238000002485 combustion reaction Methods 0.000 claims description 17
- 238000002347 injection Methods 0.000 claims description 14
- 239000007924 injection Substances 0.000 claims description 14
- 208000031481 Pathologic Constriction Diseases 0.000 claims description 2
- 229920006395 saturated elastomer Polymers 0.000 claims description 2
- 208000037804 stenosis Diseases 0.000 claims description 2
- 230000036262 stenosis Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000005284 excitation Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Images
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
- 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
- F02M59/20—Varying fuel delivery in quantity or timing
- F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
- F02M59/366—Valves being actuated electrically
- F02M59/368—Pump inlet valves being closed when actuated
-
- 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
- F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
- F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
- F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
- F02M51/0664—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding
-
- 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
- F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
- F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/30—Controlling fuel injection
- F02D41/38—Controlling fuel injection of the high pressure type
- F02D41/3809—Common rail control systems
-
- 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
- F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
- F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
- F02M51/0614—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of electromagnets or fixed armature
-
- 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
- F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
- F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
- F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
- F02M51/0628—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a stepped armature
-
- 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
- F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
- F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
- F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
- F02M51/0664—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding
- F02M51/0671—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature having an elongated valve body attached thereto
- F02M51/0682—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature having an elongated valve body attached thereto the body being hollow and its interior communicating with the fuel flow
-
- 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
- F02M59/20—Varying fuel delivery in quantity or timing
- F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
- F02M59/366—Valves being actuated electrically
-
- 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
- F02M59/466—Electrically operated valves, e.g. using electromagnetic or piezoelectric operating means
-
- 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
- F02M63/0014—Valves characterised by the valve actuating means
- F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
-
- 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
- F02M63/0014—Valves characterised by the valve actuating means
- F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
- F02M63/0017—Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means
- F02M63/0021—Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means characterised by the arrangement of mobile armatures
- F02M63/0022—Valves characterised by the valve actuating means electrical, e.g. using solenoid using electromagnetic operating means characterised by the arrangement of mobile armatures the armature and the valve being allowed to move relatively to each other
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
- F02B2275/14—Direct injection into combustion chamber
-
- 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
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/08—Fuel-injection apparatus having special means for influencing magnetic flux, e.g. for shielding or guiding magnetic flux
-
- 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
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/09—Fuel-injection apparatus having means for reducing noise
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Magnetically Actuated Valves (AREA)
- Fuel-Injection Apparatus (AREA)
Description
Claims (7)
- 内燃機関の燃料噴射システム(10)用の電磁切換弁(30)であって、
前記切換弁(30)を閉鎖する閉鎖要素(48)を有する弁領域(36)と、
前記閉鎖要素(48)を移動軸線(42)に沿って移動させるアクチュエータ領域(38)と、を備え、
前記アクチュエータ領域(38)は、
前記閉鎖要素(48)の移動のために当該閉鎖要素(48)に結合された、前記移動軸線(42)に沿って可動なアーマチュア(44)と、
固定の磁極片(40)と、
前記アーマチュア(44)および前記磁極片(40)内で磁束を発生させるソレノイド(52)と、を有し、
前記アーマチュア(44)は、磁束集中領域(66)を有しており、前記磁束集中領域(66)において磁束が飽和可能であり、前記磁束集中領域(66)は、アーマチュア外周(U A )が段部(68)を有していることにより、前記アーマチュア(44)が、第1のアーマチュア外周(U A1 )と第2のアーマチュア外周(U A2 )とを有することによって構成されており、前記第1のアーマチュア外周(U A1 )は、前記第2のアーマチュア外周(U A2 )よりも小さく、前記第2のアーマチュア外周(U A2 )の最大で3/4である、電磁切換弁(30)。 - 前記移動軸線(42)に沿った前記第1のアーマチュア外周(UA1 )は、実質的に前記アーマチュア(44)の全長(LA)の半部(74)に相応する、請求項1記載の電磁切換弁(30)。
- 前記アーマチュア(44)および前記磁極片(40)は、相互に隣接して配置されており、前記第1のアーマチュア外周(UA1 )を有する前記アーマチュア(44)の領域は、前記磁極片(40)に面して配置されている、請求項1または2記載の電磁切換弁(30)。
- アーマチュア面(54)および磁極片面(56)は、直接相対向しており、前記第1のアーマチュア外周(UA1 )の領域における前記アーマチュア(44)の前記アーマチュア面(54)は、前記磁極片面(56)のほぼ半部(74)に相応する、請求項3記載の電磁切換弁(30)。
- 前記磁極片(40)は、磁束集中領域(66)を形成するために磁極片外周(UP)に狭窄部(72)を有する、請求項1から4までのいずれか1項記載の電磁切換弁(30)。
- 前記狭窄部(72)は、前記磁極片(40)の、前記アーマチュア(44)に面した前記半部(74)内に配置され、前記狭窄部(72)は、特に、前記移動軸線(42)に沿った前記磁極片(40)の全長(LP)の少なくとも1/5であり、前記磁極片外周(UP)は、前記狭窄部(72)の領域において特に少なくとも1/4だけ減少している、請求項5記載の電磁切換弁(30)。
- 請求項1から6までのいずれか1項記載の電磁切換弁(30)を備えている、内燃機関の燃料噴射システム(10)用の高圧燃料ポンプ(18)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP17156169.9A EP3364015B8 (de) | 2017-02-15 | 2017-02-15 | Elektromagnetisches schaltventil und kraftstoffhochdruckpumpe |
EP17156169.9 | 2017-02-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018135882A JP2018135882A (ja) | 2018-08-30 |
JP6542405B2 true JP6542405B2 (ja) | 2019-07-10 |
Family
ID=58046547
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018023926A Active JP6542405B2 (ja) | 2017-02-15 | 2018-02-14 | 電磁切換弁および高圧燃料ポンプ |
Country Status (5)
Country | Link |
---|---|
US (1) | US20180230955A1 (ja) |
EP (1) | EP3364015B8 (ja) |
JP (1) | JP6542405B2 (ja) |
KR (1) | KR102017955B1 (ja) |
CN (1) | CN108425775B (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10947880B2 (en) * | 2018-02-01 | 2021-03-16 | Continental Powertrain USA, LLC | Injector for reductant delivery unit having fluid volume reduction assembly |
US10683825B1 (en) | 2018-12-04 | 2020-06-16 | Delphi Technologies Ip Limited | Fuel pump and inlet valve assembly thereof |
JP7115328B2 (ja) * | 2019-01-15 | 2022-08-09 | 株式会社デンソー | 電磁弁 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0656140B2 (ja) * | 1984-12-26 | 1994-07-27 | 日本電装株式会社 | 電磁式燃料噴射弁 |
JPS6436776U (ja) * | 1987-08-28 | 1989-03-06 | ||
JP3666246B2 (ja) * | 1998-05-25 | 2005-06-29 | Nok株式会社 | ソレノイドバルブ |
US6994406B1 (en) * | 1998-12-16 | 2006-02-07 | Kelsey-Hayes Company | EHB proportional solenoid valve with stepped gap armature |
US6431474B2 (en) * | 1999-05-26 | 2002-08-13 | Siemens Automotive Corporation | Compressed natural gas fuel injector having magnetic pole face flux director |
JP2002310029A (ja) * | 2001-04-10 | 2002-10-23 | Denso Corp | 燃料噴射弁 |
JP3882892B2 (ja) * | 2001-11-07 | 2007-02-21 | 株式会社デンソー | 燃料噴射装置 |
JP2003343384A (ja) * | 2002-05-22 | 2003-12-03 | Mitsubishi Electric Corp | 高圧燃料供給装置 |
JP3945357B2 (ja) * | 2002-09-18 | 2007-07-18 | 株式会社デンソー | 燃料噴射装置 |
JP2007205234A (ja) * | 2006-02-01 | 2007-08-16 | Denso Corp | 燃料噴射弁 |
DE102009054838A1 (de) * | 2009-12-17 | 2011-06-22 | Robert Bosch GmbH, 70469 | Elektromagnetisches Schaltventil mit einer Magnetspule und einem in einem Gehäuse axial bewegbaren Anker |
DE102011090006B4 (de) * | 2011-12-28 | 2015-03-26 | Continental Automotive Gmbh | Ventil |
US9377124B2 (en) * | 2013-10-15 | 2016-06-28 | Continental Automotive Systems, Inc. | Normally low solenoid valve assembly |
DE102014214231A1 (de) * | 2014-07-22 | 2016-01-28 | Robert Bosch Gmbh | Elektromagnetische Stelleinheit für ein Saugventil sowie Saugventil |
DE102014215774B4 (de) * | 2014-08-08 | 2016-06-30 | Continental Automotive Gmbh | Vorrichtung für eine Hochdruckpumpe für ein Kraftfahrzeug |
DE102015218768B3 (de) * | 2015-09-29 | 2017-03-02 | Continental Automotive Gmbh | Elektromagnetischer Aktor, elektromagnetisches Ventil und Kraftstoffhochdruckpumpe |
-
2017
- 2017-02-15 EP EP17156169.9A patent/EP3364015B8/de active Active
- 2017-12-04 KR KR1020170165480A patent/KR102017955B1/ko active IP Right Grant
-
2018
- 2018-02-13 CN CN201810149415.3A patent/CN108425775B/zh active Active
- 2018-02-14 JP JP2018023926A patent/JP6542405B2/ja active Active
- 2018-02-15 US US15/897,398 patent/US20180230955A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
EP3364015A1 (de) | 2018-08-22 |
EP3364015B8 (de) | 2020-06-03 |
KR20180094472A (ko) | 2018-08-23 |
US20180230955A1 (en) | 2018-08-16 |
EP3364015B1 (de) | 2020-04-08 |
CN108425775A (zh) | 2018-08-21 |
CN108425775B (zh) | 2020-09-15 |
JP2018135882A (ja) | 2018-08-30 |
KR102017955B1 (ko) | 2019-09-03 |
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