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ATE396340T1 - Hydraulische ventilanordnung - Google Patents

Hydraulische ventilanordnung

Info

Publication number
ATE396340T1
ATE396340T1 AT05009870T AT05009870T ATE396340T1 AT E396340 T1 ATE396340 T1 AT E396340T1 AT 05009870 T AT05009870 T AT 05009870T AT 05009870 T AT05009870 T AT 05009870T AT E396340 T1 ATE396340 T1 AT E396340T1
Authority
AT
Austria
Prior art keywords
hydraulic valve
valve arrangement
control valve
connection
working
Prior art date
Application number
AT05009870T
Other languages
English (en)
Inventor
Knud Meldgaard Jensen
Carl Christian Dixen
Original Assignee
Sauer Danfoss Aps
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 Sauer Danfoss Aps filed Critical Sauer Danfoss Aps
Application granted granted Critical
Publication of ATE396340T1 publication Critical patent/ATE396340T1/de

Links

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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
    • F15B11/05—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed specially adapted to maintain constant speed, e.g. pressure-compensated, load-responsive
    • 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
    • F15B11/003—Systems with load-holding valves
    • 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
    • F15B2211/253—Pressure margin control, e.g. pump pressure in relation to load 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
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
    • F15B2211/3053—In combination with a pressure compensating valve
    • F15B2211/30535—In combination with a pressure compensating valve the pressure compensating valve is arranged between pressure source and directional 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
    • F15B2211/30—Directional control
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3105—Neutral or centre positions
    • 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
    • F15B2211/30—Directional control
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3144—Directional control characterised by the positions of the valve element the positions being continuously variable, e.g. as realised by proportional valves
    • 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
    • F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50545—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using braking valves to maintain a back 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
    • F15B2211/50—Pressure control
    • F15B2211/565—Control of a downstream 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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/605—Load sensing circuits
    • F15B2211/6051—Load sensing circuits having valve means between output member and the load sensing circuit
    • F15B2211/6054—Load sensing circuits having valve means between output member and the load sensing circuit using shuttle valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Multiple-Way Valves (AREA)
AT05009870T 2004-05-19 2005-05-06 Hydraulische ventilanordnung ATE396340T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102004025322A DE102004025322A1 (de) 2004-05-19 2004-05-19 Hydraulische Ventilanordnung

Publications (1)

Publication Number Publication Date
ATE396340T1 true ATE396340T1 (de) 2008-06-15

Family

ID=34936198

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05009870T ATE396340T1 (de) 2004-05-19 2005-05-06 Hydraulische ventilanordnung

Country Status (5)

Country Link
US (1) US7328646B2 (de)
EP (1) EP1598560B1 (de)
CN (1) CN100354533C (de)
AT (1) ATE396340T1 (de)
DE (2) DE102004025322A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004025322A1 (de) 2004-05-19 2005-12-15 Sauer-Danfoss Aps Hydraulische Ventilanordnung
DE102006060333B3 (de) * 2006-12-20 2008-08-21 Sauer-Danfoss Aps Hydraulische Ventilanordnung
DE102006060326B4 (de) * 2006-12-20 2008-11-27 Sauer-Danfoss Aps Hydraulische Ventilanordnung
GB2446157B (en) * 2007-02-02 2011-06-15 Paul John Brooks A Shuttle Valve Assembly
DE102007017472B4 (de) * 2007-04-13 2018-05-30 Franz Xaver Meiller Fahrzeug- Und Maschinenfabrik - Gmbh & Co Kg Entlastung eines hydraulischen Kippsystems
US8925439B2 (en) * 2011-01-13 2015-01-06 Husco International, Inc. Valve control valve circuit for operating a single acting hydraulic cylinder
CN104154057B (zh) * 2014-08-14 2016-07-06 北京首钢股份有限公司 一种液压平衡回路
US20180319634A1 (en) * 2014-10-30 2018-11-08 Xuzhou Heavy Machinery Co., Ltd. Crane hydraulic system and controlling method of the system
EP3135924B1 (de) * 2015-08-24 2018-01-10 HAWE Hydraulik SE Hydrauliksteuerung
DE102018207928A1 (de) * 2018-05-18 2019-11-21 Hydac Systems & Services Gmbh Ventil
DK3762616T3 (da) 2018-05-18 2022-08-08 Hydac Systems & Services Gmbh Ventil
DE102020123331A1 (de) * 2020-09-07 2022-03-10 Rheinisch-Westfälische Technische Hochschule (RWTH) Aachen, Körperschaft des öffentlichen Rechts Gasbetriebenes Antriebssystem und Verfahren zum Betrieb
DE102021202207B4 (de) * 2021-03-08 2022-12-01 Hawe Hydraulik Se Vorwahlventil, Hydraulikventilverband und Hydrauliksteuervorrichtung
CN115059646A (zh) * 2022-07-29 2022-09-16 四川坤成润科技有限公司 一种液压比例阀低流量稳态控制装置及其方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3589387A (en) * 1969-08-22 1971-06-29 Int Basic Economy Corp Integrated manifold circuits and method of assembly
US4364304A (en) * 1976-01-21 1982-12-21 Danfoss A/S Arrangement for influencing the operating quantity of a servomotor
US4418612A (en) * 1981-05-28 1983-12-06 Vickers, Incorporated Power transmission
US4569272A (en) * 1982-03-22 1986-02-11 Vickers, Incorporated Power transmission
EP0197467B1 (de) * 1985-04-11 1992-01-29 Beringer-Hydraulik AG Leckfreies Brems-Sperrventil
DE3800188A1 (de) * 1988-01-07 1989-07-20 Danfoss As Hydraulische sicherheitsbremsventilanordnung
JPH04210101A (ja) * 1990-11-30 1992-07-31 Komatsu Ltd 油圧回路
DE19800721A1 (de) 1998-01-12 1999-07-15 Danfoss As Steuervorrichtung für einen hydraulischen Motor
DE10216958B8 (de) * 2002-04-17 2004-07-08 Sauer-Danfoss (Nordborg) A/S Hydraulische Steuerung
DE102004025322A1 (de) 2004-05-19 2005-12-15 Sauer-Danfoss Aps Hydraulische Ventilanordnung

Also Published As

Publication number Publication date
US20050257519A1 (en) 2005-11-24
CN100354533C (zh) 2007-12-12
EP1598560A1 (de) 2005-11-23
DE502005004165D1 (de) 2008-07-03
US7328646B2 (en) 2008-02-12
CN1699762A (zh) 2005-11-23
DE102004025322A1 (de) 2005-12-15
EP1598560B1 (de) 2008-05-21

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee