CN103382952B - 带有载荷压力减小装置的液压控制装置 - Google Patents

带有载荷压力减小装置的液压控制装置 Download PDF

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Publication number
CN103382952B
CN103382952B CN201310161636.XA CN201310161636A CN103382952B CN 103382952 B CN103382952 B CN 103382952B CN 201310161636 A CN201310161636 A CN 201310161636A CN 103382952 B CN103382952 B CN 103382952B
Authority
CN
China
Prior art keywords
pressure
hydraulic
pump
valve
control
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
Application number
CN201310161636.XA
Other languages
English (en)
Chinese (zh)
Other versions
CN103382952A (zh
Inventor
W.考斯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of CN103382952A publication Critical patent/CN103382952A/zh
Application granted granted Critical
Publication of CN103382952B publication Critical patent/CN103382952B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • E02F9/2232—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/30—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom
    • E02F3/32—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom working downwardly and towards the machine, e.g. with backhoes
    • E02F3/325—Backhoes of the miniature type
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2285—Pilot-operated systems
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2296—Systems with a variable displacement pump
    • 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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/161—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load
    • F15B11/165—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load for adjusting the pump output or bypass in response to demand
    • 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
    • F15B5/00—Transducers converting variations of physical quantities, e.g. expressed by variations in positions of members, into fluid-pressure variations or vice versa; Varying fluid pressure as a function of variations of a plurality of fluid pressures or variations of other quantities
    • 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
    • F15B2211/20546—Type of pump variable capacity
    • F15B2211/20553—Type of pump variable capacity with pilot circuit, e.g. for controlling a swash plate
    • 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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/605—Load sensing circuits
    • 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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/65—Methods of control of the load sensing pressure
    • F15B2211/654—Methods of control of the load sensing pressure the load sensing pressure being lower than the load pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Operation Control Of Excavators (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
CN201310161636.XA 2012-05-04 2013-05-06 带有载荷压力减小装置的液压控制装置 Expired - Fee Related CN103382952B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102012207422.8 2012-05-04
DE1020122074228 2012-05-04
DE201210207422 DE102012207422A1 (de) 2012-05-04 2012-05-04 Hydraulische Steueranordnung mit Lastdruckminderungund hydraulischer Ventilblock dafür

Publications (2)

Publication Number Publication Date
CN103382952A CN103382952A (zh) 2013-11-06
CN103382952B true CN103382952B (zh) 2017-11-07

Family

ID=49384478

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310161636.XA Expired - Fee Related CN103382952B (zh) 2012-05-04 2013-05-06 带有载荷压力减小装置的液压控制装置

Country Status (4)

Country Link
JP (1) JP6188409B2 (enrdf_load_stackoverflow)
KR (1) KR20130124432A (enrdf_load_stackoverflow)
CN (1) CN103382952B (enrdf_load_stackoverflow)
DE (1) DE102012207422A1 (enrdf_load_stackoverflow)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103912529B (zh) * 2013-01-08 2017-10-20 迪尔公司 改进的液压流体预热装置
CN104314921A (zh) * 2014-07-09 2015-01-28 镇江四联机电科技有限公司 一种多功能液压伺服阀测试装置
DE102017004338A1 (de) * 2017-05-05 2018-11-08 Wabco Gmbh Verfahren zum Betreiben einer Druckregelanlage in einem Fahrzeug sowie Druckregelanlage
CN107178541B (zh) * 2017-07-21 2019-03-22 中国工程物理研究院化工材料研究所 液压加载试验机起始载荷域柔顺加载控制方法
FI128622B (fi) * 2017-10-09 2020-08-31 Norrhydro Oy Hydraulijärjestelmä ja sen ohjausjärjestelmä
CN108313903B (zh) * 2018-02-13 2024-02-20 湖南九虎智能科技有限公司 一种变速大能级卷扬系统
CN108386418B (zh) * 2018-04-10 2023-07-18 中国人民解放军火箭军工程大学 一种先导式溢流阀主阀芯位移检测装置
CN110486341B (zh) * 2018-05-14 2023-03-21 博世力士乐（北京）液压有限公司 液压控制系统以及移动式工作设备
DE102019216771A1 (de) * 2019-10-30 2021-05-06 Robert Bosch Gmbh Hydraulische Steueranordnung zur Druckmittelversorgung wenigstens zweier hydraulischer Verbraucher
DE102020209387B3 (de) * 2020-07-24 2021-07-15 Hawe Hydraulik Se Vorwahlventil, Hydraulikventilverband und Hydrauliksteuervorrichtung
CN113550361A (zh) * 2021-07-20 2021-10-26 广西柳工机械股份有限公司 伸缩臂装载机

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3603630A1 (de) * 1986-02-06 1987-08-13 Rexroth Mannesmann Gmbh Steueranordnung fuer mindestens zwei von mindestens einer pumpe gespeiste hydraulische verbraucher
US5005358A (en) * 1988-05-12 1991-04-09 Hitachi Construction Machinery Co., Ltd. Hydraulic drive system for crawler-mounted construction vehicle
US5146747A (en) * 1989-08-16 1992-09-15 Hitachi Construction Machinery Co., Ltd. Valve apparatus and hydraulic circuit system
US6026730A (en) * 1993-08-13 2000-02-22 Komatsu Ltd. Flow control apparatus in a hydraulic circuit
DE102004061555A1 (de) * 2004-12-21 2006-06-22 Bosch Rexroth Aktiengesellschaft Hydraulische Steueranordnung
CN101069018A (zh) * 2005-07-28 2007-11-07 粉刷师股份公司 尤其用于混凝土布料杆驱动装置的液压线路布置系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR920010875B1 (ko) * 1988-06-29 1992-12-19 히다찌 겐끼 가부시기가이샤 유압구동장치
JP2721384B2 (ja) * 1989-02-20 1998-03-04 日立建機株式会社 作業機械の油圧回路
JP2828490B2 (ja) * 1990-06-19 1998-11-25 日立建機株式会社 ロードセンシング油圧駆動回路の制御装置
DE19538649C2 (de) * 1995-10-17 2000-05-25 Brueninghaus Hydromatik Gmbh Leistungsregelung mit Load-Sensing
JPH10231801A (ja) * 1997-02-19 1998-09-02 Kayaba Ind Co Ltd ロードセンシング回路
US6318079B1 (en) * 2000-08-08 2001-11-20 Husco International, Inc. Hydraulic control valve system with pressure compensated flow control
US6874318B1 (en) * 2003-09-18 2005-04-05 Sauer-Danfoss, Inc. Automatic remote pressure compensation in an open circuit pump
DE102009054217B4 (de) * 2009-11-21 2020-09-03 Robert Bosch Gmbh Hydraulikanordnung

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3603630A1 (de) * 1986-02-06 1987-08-13 Rexroth Mannesmann Gmbh Steueranordnung fuer mindestens zwei von mindestens einer pumpe gespeiste hydraulische verbraucher
US5005358A (en) * 1988-05-12 1991-04-09 Hitachi Construction Machinery Co., Ltd. Hydraulic drive system for crawler-mounted construction vehicle
US5146747A (en) * 1989-08-16 1992-09-15 Hitachi Construction Machinery Co., Ltd. Valve apparatus and hydraulic circuit system
US6026730A (en) * 1993-08-13 2000-02-22 Komatsu Ltd. Flow control apparatus in a hydraulic circuit
DE102004061555A1 (de) * 2004-12-21 2006-06-22 Bosch Rexroth Aktiengesellschaft Hydraulische Steueranordnung
CN101069018A (zh) * 2005-07-28 2007-11-07 粉刷师股份公司 尤其用于混凝土布料杆驱动装置的液压线路布置系统

Also Published As

Publication number Publication date
DE102012207422A1 (de) 2013-11-07
KR20130124432A (ko) 2013-11-13
JP6188409B2 (ja) 2017-08-30
JP2013234756A (ja) 2013-11-21
CN103382952A (zh) 2013-11-06

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Granted publication date: 20171107

CF01 Termination of patent right due to non-payment of annual fee