DE102013224655A1 - Steueranordnung und Steuerventil für eine derartige Steueranordnung - Google Patents

Steueranordnung und Steuerventil für eine derartige Steueranordnung Download PDF

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Publication number
DE102013224655A1
DE102013224655A1 DE102013224655.2A DE102013224655A DE102013224655A1 DE 102013224655 A1 DE102013224655 A1 DE 102013224655A1 DE 102013224655 A DE102013224655 A DE 102013224655A DE 102013224655 A1 DE102013224655 A1 DE 102013224655A1
Authority
DE
Germany
Prior art keywords
control
valve
pressure
port
pressure medium
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Withdrawn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
DE102013224655.2A
Other languages
German (de)
English (en)
Inventor
Wolfgang Kauss
Benoit Galtier
Guillaume Fremiot
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 DE102013224655.2A priority Critical patent/DE102013224655A1/de
Priority to IN3040DE2014 priority patent/IN2014DE03040A/en
Priority to EP14190831.9A priority patent/EP2891805B1/de
Publication of DE102013224655A1 publication Critical patent/DE102013224655A1/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Withdrawn legal-status Critical Current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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves
    • F15B13/0403—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves a secondary valve member sliding within the main spool, e.g. for regeneration flow
    • 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
    • F15B11/055—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 by adjusting the pump output or bypass
    • 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
    • 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
    • F15B2211/20—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
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3105—Neutral or centre positions
    • F15B2211/3116—Neutral or centre positions the pump port being open in the centre position, e.g. so-called open centre
    • 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
    • F15B2211/40—Flow control
    • F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41509—Flow control characterised by the connections of the flow control means in the circuit being connected to a pressure source and a 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
    • F15B2211/40—Flow control
    • F15B2211/45—Control of bleed-off flow, e.g. control of bypass flow to the return line

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
DE102013224655.2A 2013-12-02 2013-12-02 Steueranordnung und Steuerventil für eine derartige Steueranordnung Withdrawn DE102013224655A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE102013224655.2A DE102013224655A1 (de) 2013-12-02 2013-12-02 Steueranordnung und Steuerventil für eine derartige Steueranordnung
IN3040DE2014 IN2014DE03040A (enrdf_load_stackoverflow) 2013-12-02 2014-10-24
EP14190831.9A EP2891805B1 (de) 2013-12-02 2014-10-29 Steueranordnung und Steuerventil für eine derartige Steueranordnung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102013224655.2A DE102013224655A1 (de) 2013-12-02 2013-12-02 Steueranordnung und Steuerventil für eine derartige Steueranordnung

Publications (1)

Publication Number Publication Date
DE102013224655A1 true DE102013224655A1 (de) 2015-06-03

Family

ID=51844544

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102013224655.2A Withdrawn DE102013224655A1 (de) 2013-12-02 2013-12-02 Steueranordnung und Steuerventil für eine derartige Steueranordnung

Country Status (3)

Country Link
EP (1) EP2891805B1 (enrdf_load_stackoverflow)
DE (1) DE102013224655A1 (enrdf_load_stackoverflow)
IN (1) IN2014DE03040A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITUB20159571A1 (it) * 2015-12-18 2017-06-18 Walvoil Spa Dispositivo valvolare idraulico a piu' sezioni di lavoro con sistema di controllo della pompa con linea di by-pass
DE102020208932A1 (de) 2020-07-16 2022-01-20 Robert Bosch Gesellschaft mit beschränkter Haftung Ventil mit selbsttätiger Rücklaufreduzierung bei ziehenden Lasten

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019219451A1 (de) * 2019-07-26 2021-01-28 Robert Bosch Gmbh Hydraulische Druckmittelversorgungsanordnung für eine mobile Arbeitsmaschine und Verfahren

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10356971B4 (de) * 2003-06-19 2005-09-22 Volvo Construction Equipment Holding Sweden Ab Schaltung zum Regeln der Speisungsmenge einer hydraulischen Pumpe
EP1629156B1 (de) * 2003-06-04 2006-10-25 Bosch Rexroth AG Hydraulische steueranordnung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3971216A (en) * 1974-06-19 1976-07-27 The Scott & Fetzer Company Load responsive system with synthetic signal
DE2514624C3 (de) * 1975-04-03 1986-10-23 Danfoss A/S, Nordborg Steuereinrichtung für mindestens einen hydraulisch betriebenen doppeltwirkenden Verbraucher
US4089169A (en) * 1976-08-19 1978-05-16 The Scott & Fetzer Company Pressure actuated signal fluid control for load responsive systems
DE2939327C2 (de) * 1979-09-28 1984-10-25 Mannesmann Rexroth GmbH, 8770 Lohr Steuerblock für mehrere zugleich schaltbare hydraulische Verbraucher
US9133605B2 (en) * 2012-02-27 2015-09-15 Husco International, Inc. Flow sensing based variable pump control technique in a hydraulic system with open center control valves
WO2014127356A1 (en) * 2013-02-15 2014-08-21 Parker-Hannifin Corporation Variable load sense open center hybrid system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1629156B1 (de) * 2003-06-04 2006-10-25 Bosch Rexroth AG Hydraulische steueranordnung
DE10356971B4 (de) * 2003-06-19 2005-09-22 Volvo Construction Equipment Holding Sweden Ab Schaltung zum Regeln der Speisungsmenge einer hydraulischen Pumpe

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Datenblatt RD 64 122/05.03 (Mobilsteuerblock in 6-Wege-Ausführung) der Fa. Bosch Rexroth AG, 2003 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITUB20159571A1 (it) * 2015-12-18 2017-06-18 Walvoil Spa Dispositivo valvolare idraulico a piu' sezioni di lavoro con sistema di controllo della pompa con linea di by-pass
WO2017103104A1 (en) * 2015-12-18 2017-06-22 Walvoil S.P.A. Hydraulic valve device with multiple working sections with pump control system with by-pass line
DE102020208932A1 (de) 2020-07-16 2022-01-20 Robert Bosch Gesellschaft mit beschränkter Haftung Ventil mit selbsttätiger Rücklaufreduzierung bei ziehenden Lasten

Also Published As

Publication number Publication date
IN2014DE03040A (enrdf_load_stackoverflow) 2015-07-10
EP2891805A2 (de) 2015-07-08
EP2891805B1 (de) 2020-01-01
EP2891805A3 (de) 2015-09-02

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