EP2789863A3 - Vérin hydraulique et machine de construction ou engin de levage - Google Patents

Vérin hydraulique et machine de construction ou engin de levage Download PDF

Info

Publication number
EP2789863A3
EP2789863A3 EP14000197.5A EP14000197A EP2789863A3 EP 2789863 A3 EP2789863 A3 EP 2789863A3 EP 14000197 A EP14000197 A EP 14000197A EP 2789863 A3 EP2789863 A3 EP 2789863A3
Authority
EP
European Patent Office
Prior art keywords
working cylinder
lifting device
construction machine
cylinder
valve arrangement
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.)
Granted
Application number
EP14000197.5A
Other languages
German (de)
English (en)
Other versions
EP2789863A2 (fr
EP2789863B1 (fr
Inventor
Roman Hofmann
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.)
Liebherr Components Kirchdorf GmbH
Original Assignee
Liebherr Components Kirchdorf 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 Liebherr Components Kirchdorf GmbH filed Critical Liebherr Components Kirchdorf GmbH
Publication of EP2789863A2 publication Critical patent/EP2789863A2/fr
Publication of EP2789863A3 publication Critical patent/EP2789863A3/fr
Application granted granted Critical
Publication of EP2789863B1 publication Critical patent/EP2789863B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2271—Actuators and supports therefor and protection therefor
    • 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
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/08—Servomotor systems incorporating electrically operated control means
    • F15B21/085—Servomotor systems incorporating electrically operated control means using a data bus, e.g. "CANBUS"
    • 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
    • E02F3/36—Component parts
    • E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
    • 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
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • E02F9/2225—Control of flow rate; Load sensing arrangements using pressure-compensating valves
    • E02F9/2228—Control of flow rate; Load sensing arrangements using pressure-compensating valves including an electronic controller
    • 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
    • F15B13/044—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by electrically-controlled means, e.g. solenoids, torque-motors
    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/202—Externally-operated valves mounted in or on the actuator
    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/28—Means for indicating the position, e.g. end of stroke
    • 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
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/08—Servomotor systems incorporating electrically operated control means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Actuator (AREA)
  • Operation Control Of Excavators (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
EP14000197.5A 2013-04-11 2014-01-20 Vérin hydraulique et machine de construction ou engin de levage Active EP2789863B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102013006231.4A DE102013006231A1 (de) 2013-04-11 2013-04-11 Arbeitszylinder und Baumaschine bzw. Hebezeug

Publications (3)

Publication Number Publication Date
EP2789863A2 EP2789863A2 (fr) 2014-10-15
EP2789863A3 true EP2789863A3 (fr) 2015-06-10
EP2789863B1 EP2789863B1 (fr) 2018-10-17

Family

ID=50002462

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14000197.5A Active EP2789863B1 (fr) 2013-04-11 2014-01-20 Vérin hydraulique et machine de construction ou engin de levage

Country Status (5)

Country Link
US (1) US20140305117A1 (fr)
EP (1) EP2789863B1 (fr)
CN (1) CN104100607A (fr)
DE (1) DE102013006231A1 (fr)
TR (1) TR201900477T4 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110524856A (zh) * 2019-09-28 2019-12-03 江西德新达智能机械有限公司 一种应用冷水调间距的吹膜机冷水槽夹辊及间隙调节方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4422528A1 (de) * 1994-06-28 1996-01-04 Festo Kg Fluidbetätigte Antriebseinheit
WO1996031704A1 (fr) * 1995-04-01 1996-10-10 Peters Indu-Produkt Elektrotechnik-Elektronic Gmbh Actionneur pour verin de commande
EP1199479A2 (fr) * 2000-09-28 2002-04-24 FESTO AG & Co Dispositif hydropneumatique avec un dispositif diagnostique
WO2011050969A2 (fr) * 2009-10-29 2011-05-05 Norgren Gmbh Actionneur commandé par fluide

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3956973A (en) * 1972-07-11 1976-05-18 Basic Aluminum Castings Company Die casting machine with piston positioning control
DE3436946C2 (de) * 1984-10-09 1994-06-09 Mannesmann Ag Linearantrieb
US4811561A (en) * 1986-04-08 1989-03-14 Vickers, Incorporated Power transmission
DE3720266A1 (de) * 1987-06-19 1988-12-29 Bw Hydraulik Gmbh Elektrohydraulisches regelsystem
DE9305980U1 (fr) * 1993-04-20 1993-08-05 Leibfried Maschinenbau Gmbh, 71083 Herrenberg, De
DE102007015111B4 (de) * 2007-03-29 2010-01-07 Festo Ag & Co. Kg Sensorvorrichtung für ein fluidtechnisches Gerät
DE102007018405B4 (de) * 2007-04-17 2022-09-15 Alpha Fluid Hydrauliksysteme Müller GmbH Elektrohydraulische Ansteuerung
DE102007023412A1 (de) * 2007-05-18 2008-11-20 Rehau Ag + Co. Hydraulik-Antriebseinheit
DE102007061078A1 (de) * 2007-12-18 2009-06-25 Alpha Fluid Hydrauliksysteme Müller GmbH Proportionalzylinder
DE102008012143A1 (de) * 2008-03-01 2009-09-03 Alpha Fluid Hydrauliksysteme Müller GmbH Proportionalzylinder sowie zugehöriges Baukastensystem
DE102009040347A1 (de) * 2009-09-05 2011-03-10 Alpha Fluid Hydrauliksysteme Müller GmbH Schaltungs-,Ansteuerungs- und Regelkonzeption für autarke, weggeregelte elektrohydraulische Aktoren
DE102012010726B4 (de) * 2011-10-31 2023-10-19 Alpha Fluid Hydrauliksysteme Müller GmbH Proportionalhydraulischer Linearantrieb

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4422528A1 (de) * 1994-06-28 1996-01-04 Festo Kg Fluidbetätigte Antriebseinheit
WO1996031704A1 (fr) * 1995-04-01 1996-10-10 Peters Indu-Produkt Elektrotechnik-Elektronic Gmbh Actionneur pour verin de commande
EP1199479A2 (fr) * 2000-09-28 2002-04-24 FESTO AG & Co Dispositif hydropneumatique avec un dispositif diagnostique
WO2011050969A2 (fr) * 2009-10-29 2011-05-05 Norgren Gmbh Actionneur commandé par fluide

Also Published As

Publication number Publication date
TR201900477T4 (tr) 2019-02-21
US20140305117A1 (en) 2014-10-16
EP2789863A2 (fr) 2014-10-15
EP2789863B1 (fr) 2018-10-17
CN104100607A (zh) 2014-10-15
DE102013006231A1 (de) 2014-10-16

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