CN101627213B - 液压系统 - Google Patents
液压系统 Download PDFInfo
- Publication number
- CN101627213B CN101627213B CN2008800072905A CN200880007290A CN101627213B CN 101627213 B CN101627213 B CN 101627213B CN 2008800072905 A CN2008800072905 A CN 2008800072905A CN 200880007290 A CN200880007290 A CN 200880007290A CN 101627213 B CN101627213 B CN 101627213B
- Authority
- CN
- China
- Prior art keywords
- pressure
- valve
- control valve
- guide face
- pump
- 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
Links
- 239000012530 fluid Substances 0.000 claims abstract description 16
- 238000002485 combustion reaction Methods 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 8
- 230000036316 preload Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 5
- 238000005086 pumping Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000003042 antagnostic effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/02—Installations or systems with accumulators
- F15B1/021—Installations or systems with accumulators used for damping
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/0021—Generation or control of line pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/2053—Type of pump
- F15B2211/20538—Type of pump constant capacity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/21—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge
- F15B2211/212—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge the pressure sources being accumulators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/25—Pressure control functions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/405—Flow control characterised by the type of flow control means or valve
- F15B2211/40507—Flow control characterised by the type of flow control means or valve with constant throttles or orifices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/505—Pressure control characterised by the type of pressure control means
- F15B2211/50563—Pressure control characterised by the type of pressure control means the pressure control means controlling a differential pressure
- F15B2211/50572—Pressure control characterised by the type of pressure control means the pressure control means controlling a differential pressure using a pressure compensating valve for controlling the pressure difference across a flow control valve
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/57—Control of a differential pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/0021—Generation or control of line pressure
- F16H2061/0034—Accumulators for fluid pressure supply; Control thereof
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Control Of Transmission Device (AREA)
- Fluid-Pressure Circuits (AREA)
- General Details Of Gearings (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
Description
Claims (8)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US90499807P | 2007-03-05 | 2007-03-05 | |
US60/904,998 | 2007-03-05 | ||
US93653807P | 2007-06-21 | 2007-06-21 | |
US60/936,538 | 2007-06-21 | ||
PCT/DE2008/000269 WO2008106923A2 (de) | 2007-03-05 | 2008-02-13 | Hydraulisches system |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101627213A CN101627213A (zh) | 2010-01-13 |
CN101627213B true CN101627213B (zh) | 2013-05-22 |
Family
ID=39434396
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008800072905A Expired - Fee Related CN101627213B (zh) | 2007-03-05 | 2008-02-13 | 液压系统 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7975474B2 (zh) |
JP (1) | JP5380711B2 (zh) |
CN (1) | CN101627213B (zh) |
DE (2) | DE112008000377B4 (zh) |
WO (1) | WO2008106923A2 (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8056666B2 (en) * | 2008-10-10 | 2011-11-15 | GM Global Technology Operations LLC | Hydraulic control for a vehicle powertrain |
US8408232B2 (en) * | 2009-09-23 | 2013-04-02 | Parker Hannifin Corporation | Sequence valve |
US8678780B2 (en) * | 2010-02-26 | 2014-03-25 | GM Global Technology Operations LLC | Transmission hydraulic control system having a pump bypass valve |
DE102012203185A1 (de) * | 2011-10-13 | 2013-04-18 | Zf Friedrichshafen Ag | Vorrichtung zum Speichern von Hydraulikfluid |
US10138995B2 (en) | 2013-11-08 | 2018-11-27 | Schaeffler Technologies AG & Co. KG | Fluid arrangement |
JP2018528365A (ja) * | 2015-07-14 | 2018-09-27 | ボーグワーナー インコーポレーテッド | 供給限界弁統合型停止/始動アキュムレータ |
JP6493050B2 (ja) * | 2015-07-16 | 2019-04-03 | トヨタ自動車株式会社 | 車両用無段変速機の油圧制御装置 |
US11015624B2 (en) * | 2016-05-19 | 2021-05-25 | Steven H. Marquardt | Methods and devices for conserving energy in fluid power production |
CN109723416A (zh) * | 2018-12-28 | 2019-05-07 | 德州学院 | 一种液压调剖注入泵喂液系统 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3641801A1 (de) * | 1986-12-06 | 1988-06-16 | Walter Schopf | Energiesparende hydraulikversorgungseinrichtung fuer kfz |
CN2047720U (zh) * | 1989-04-22 | 1989-11-15 | 太原液压机械厂 | 恒压注液枪 |
DE4130128A1 (de) * | 1991-09-11 | 1993-03-18 | Zahnradfabrik Friedrichshafen | Verfahren und einrichtung zur druckoelversorgung |
DE4410268A1 (de) * | 1993-03-24 | 1994-09-29 | Ultra Hydraulics Ltd | Hydraulische Durchflußsteuerventilanordnung |
US5826487A (en) * | 1997-02-20 | 1998-10-27 | Caterpillar Inc. | Pressure control for a pair of parallel hydraulic circuits |
CN2660201Y (zh) * | 2003-12-05 | 2004-12-01 | 浙江大学 | 水下环境液压系统内外压平衡直动型压力补偿阀 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1224577B (de) | 1963-12-17 | 1966-09-08 | Teves Kg Alfred | Selbsttaetiges, druckabhaengiges Speicherabschaltventil fuer hydraulische Anlagen |
DE3019148A1 (de) | 1980-05-20 | 1981-11-26 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulische einrichtung zum steuern eines druckmittelstroms |
JPS6145156A (ja) * | 1984-08-09 | 1986-03-05 | Mazda Motor Corp | 自動変速機の油圧制御装置 |
-
2008
- 2008-02-13 JP JP2009552059A patent/JP5380711B2/ja not_active Expired - Fee Related
- 2008-02-13 CN CN2008800072905A patent/CN101627213B/zh not_active Expired - Fee Related
- 2008-02-13 WO PCT/DE2008/000269 patent/WO2008106923A2/de active Application Filing
- 2008-02-13 DE DE112008000377.7T patent/DE112008000377B4/de active Active
- 2008-02-13 DE DE102008008909A patent/DE102008008909A1/de not_active Withdrawn
- 2008-03-05 US US12/074,711 patent/US7975474B2/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3641801A1 (de) * | 1986-12-06 | 1988-06-16 | Walter Schopf | Energiesparende hydraulikversorgungseinrichtung fuer kfz |
CN2047720U (zh) * | 1989-04-22 | 1989-11-15 | 太原液压机械厂 | 恒压注液枪 |
DE4130128A1 (de) * | 1991-09-11 | 1993-03-18 | Zahnradfabrik Friedrichshafen | Verfahren und einrichtung zur druckoelversorgung |
DE4410268A1 (de) * | 1993-03-24 | 1994-09-29 | Ultra Hydraulics Ltd | Hydraulische Durchflußsteuerventilanordnung |
US5826487A (en) * | 1997-02-20 | 1998-10-27 | Caterpillar Inc. | Pressure control for a pair of parallel hydraulic circuits |
CN2660201Y (zh) * | 2003-12-05 | 2004-12-01 | 浙江大学 | 水下环境液压系统内外压平衡直动型压力补偿阀 |
Also Published As
Publication number | Publication date |
---|---|
JP2010520421A (ja) | 2010-06-10 |
US20080216471A1 (en) | 2008-09-11 |
JP5380711B2 (ja) | 2014-01-08 |
DE112008000377B4 (de) | 2021-12-30 |
CN101627213A (zh) | 2010-01-13 |
DE112008000377A5 (de) | 2009-11-12 |
DE102008008909A1 (de) | 2008-09-11 |
WO2008106923A3 (de) | 2008-11-20 |
US7975474B2 (en) | 2011-07-12 |
WO2008106923A2 (de) | 2008-09-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: SCHAEFFLER TECHNOLOGY GMBH + CO. KG Free format text: FORMER OWNER: LUK VERMOEGENSVERWALTUNGSGESELLSCHAFT MBH Effective date: 20130326 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C53 | Correction of patent of invention or patent application | ||
CB02 | Change of applicant information |
Address after: German Boer Applicant after: Luke Asset Management Co.,Ltd. Address before: German Boer Applicant before: LUK LAMELLEN UND KUPPLUNGSBAU BETEILIGUNGS KG |
|
COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: LUK LAMELLEN UND KUPPLUNGSBAU GMBH TO: LUK VERMOEGENSVERWALTUNGSGESELLSCHAFT MBH |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20130326 Address after: German Herzogenaurach Applicant after: SCHAEFFLER TECHNOLOGIES AG & CO.KG Address before: German Boer Applicant before: Luke Asset Management Co.,Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130522 Termination date: 20200213 |