DE102012207422A1 - Hydraulische Steueranordnung mit Lastdruckminderungund hydraulischer Ventilblock dafür - Google Patents

Hydraulische Steueranordnung mit Lastdruckminderungund hydraulischer Ventilblock dafür Download PDF

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Publication number
DE102012207422A1
DE102012207422A1 DE201210207422 DE102012207422A DE102012207422A1 DE 102012207422 A1 DE102012207422 A1 DE 102012207422A1 DE 201210207422 DE201210207422 DE 201210207422 DE 102012207422 A DE102012207422 A DE 102012207422A DE 102012207422 A1 DE102012207422 A1 DE 102012207422A1
Authority
DE
Germany
Prior art keywords
pressure
control
hydraulic
valve
flow
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.)
Withdrawn
Application number
DE201210207422
Other languages
German (de)
English (en)
Inventor
Wolfgang Kauss
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
Priority to DE201210207422 priority Critical patent/DE102012207422A1/de
Priority to KR1020130049809A priority patent/KR20130124432A/ko
Priority to CN201310161636.XA priority patent/CN103382952B/zh
Priority to JP2013097411A priority patent/JP6188409B2/ja
Publication of DE102012207422A1 publication Critical patent/DE102012207422A1/de
Withdrawn legal-status Critical Current

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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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Operation Control Of Excavators (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
DE201210207422 2012-05-04 2012-05-04 Hydraulische Steueranordnung mit Lastdruckminderungund hydraulischer Ventilblock dafür Withdrawn DE102012207422A1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE201210207422 DE102012207422A1 (de) 2012-05-04 2012-05-04 Hydraulische Steueranordnung mit Lastdruckminderungund hydraulischer Ventilblock dafür
KR1020130049809A KR20130124432A (ko) 2012-05-04 2013-05-03 하중 감압부를 포함하는 유압 제어장치 및 이를 위한 유압 밸브 블록
CN201310161636.XA 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
JP2013097411A JP6188409B2 (ja) 2012-05-04 2013-05-07 負荷圧減少を伴うハイドロリック式の制御ユニットおよび該制御ユニットに用いられるハイドロリック式の弁ブロック

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
DE102012207422A1 true DE102012207422A1 (de) 2013-11-07

Family

ID=49384478

Family Applications (1)

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

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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Families Citing this family (10)

* 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
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 (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5085051A (en) * 1988-06-29 1992-02-04 Hitachi Construction Machinery Co., Ltd. Displacement of variable displacement pump controlled by load sensing device having two settings for low and high speed operation of an actuator
DE19538649C2 (de) * 1995-10-17 2000-05-25 Brueninghaus Hydromatik Gmbh Leistungsregelung mit Load-Sensing
DE102004061555A1 (de) 2004-12-21 2006-06-22 Bosch Rexroth Aktiengesellschaft Hydraulische Steueranordnung
DE102004039014B4 (de) * 2003-09-18 2006-06-29 Sauer-Danfoss (Neumünster) GmbH & Co OHG Hydrostatisches System mit offenem Kreislauf und automatischer fernsteuerbarer Druckregelung
DE102009054217A1 (de) * 2009-11-21 2011-05-26 Robert Bosch Gmbh Hydraulikanordnung

Family Cites Families (9)

* 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
IN170798B (enrdf_load_stackoverflow) * 1988-05-12 1992-05-23 Hitachi Construction Machinery
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
KR950004530B1 (ko) * 1989-08-16 1995-05-02 히다찌 겐끼 가부시기가이샤 밸브장치 및 유압회로장치
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
US6026730A (en) * 1993-08-13 2000-02-22 Komatsu Ltd. Flow control apparatus in a hydraulic circuit
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
DE102005035981A1 (de) * 2005-07-28 2007-02-01 Putzmeister Ag Hydraulische Schaltungsanordnung, insbesondere für den Antrieb von Betonverteilermasten

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5085051A (en) * 1988-06-29 1992-02-04 Hitachi Construction Machinery Co., Ltd. Displacement of variable displacement pump controlled by load sensing device having two settings for low and high speed operation of an actuator
DE19538649C2 (de) * 1995-10-17 2000-05-25 Brueninghaus Hydromatik Gmbh Leistungsregelung mit Load-Sensing
DE102004039014B4 (de) * 2003-09-18 2006-06-29 Sauer-Danfoss (Neumünster) GmbH & Co OHG Hydrostatisches System mit offenem Kreislauf und automatischer fernsteuerbarer Druckregelung
DE102004061555A1 (de) 2004-12-21 2006-06-22 Bosch Rexroth Aktiengesellschaft Hydraulische Steueranordnung
DE102009054217A1 (de) * 2009-11-21 2011-05-26 Robert Bosch Gmbh Hydraulikanordnung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Also Published As

Publication number Publication date
JP2013234756A (ja) 2013-11-21
CN103382952B (zh) 2017-11-07
JP6188409B2 (ja) 2017-08-30
KR20130124432A (ko) 2013-11-13
CN103382952A (zh) 2013-11-06

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R163 Identified publications notified
R012 Request for examination validly filed
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee