ATE169132T1 - Elektrohydraulische steuervorrichtung und druckminderventil - Google Patents

Elektrohydraulische steuervorrichtung und druckminderventil

Info

Publication number
ATE169132T1
ATE169132T1 AT94900117T AT94900117T ATE169132T1 AT E169132 T1 ATE169132 T1 AT E169132T1 AT 94900117 T AT94900117 T AT 94900117T AT 94900117 T AT94900117 T AT 94900117T AT E169132 T1 ATE169132 T1 AT E169132T1
Authority
AT
Austria
Prior art keywords
pressure
control
reducing valve
pressure reducing
valve
Prior art date
Application number
AT94900117T
Other languages
English (en)
Inventor
Georg Neumair
Original Assignee
Heilmeier & Weinlein
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 Heilmeier & Weinlein filed Critical Heilmeier & Weinlein
Application granted granted Critical
Publication of ATE169132T1 publication Critical patent/ATE169132T1/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
    • F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
    • 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
    • F15B2211/20507—Type of prime mover
    • F15B2211/20515—Electric motor
    • 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
    • F15B2211/20538—Type of pump constant capacity
    • 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
    • F15B2211/21—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge
    • F15B2211/212—Systems with pressure sources other than pumps, e.g. with a pyrotechnical charge the pressure sources being accumulators
    • 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
    • F15B2211/30505—Non-return valves, i.e. check 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
    • F15B2211/30—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
    • F15B2211/3138—Directional control characterised by the positions of the valve element the positions being discrete
    • 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
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/327—Directional control characterised by the type of actuation electrically or electronically
    • 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
    • F15B2211/50536—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using unloading valves controlling the supply pressure by diverting fluid to the return line
    • 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
    • F15B2211/52—Pressure control characterised by the type of actuation
    • F15B2211/528—Pressure control characterised by the type of actuation actuated by fluid 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
    • F15B2211/55—Pressure control for limiting a pressure up to a maximum pressure, e.g. by using a pressure relief 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
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/615—Filtering means
    • 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
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7051—Linear output members
    • F15B2211/7053—Double-acting output members

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Fluid Pressure (AREA)
  • Servomotors (AREA)
  • Multiple-Way Valves (AREA)
AT94900117T 1992-11-10 1993-11-09 Elektrohydraulische steuervorrichtung und druckminderventil ATE169132T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4237901A DE4237901C2 (de) 1992-11-10 1992-11-10 Elektrohydraulische Steuervorrichtung und Druckminderventil

Publications (1)

Publication Number Publication Date
ATE169132T1 true ATE169132T1 (de) 1998-08-15

Family

ID=6472511

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94900117T ATE169132T1 (de) 1992-11-10 1993-11-09 Elektrohydraulische steuervorrichtung und druckminderventil

Country Status (8)

Country Link
EP (1) EP0620932B1 (de)
JP (1) JP3632927B2 (de)
KR (1) KR100238784B1 (de)
AT (1) ATE169132T1 (de)
DE (1) DE4237901C2 (de)
ES (1) ES2119145T3 (de)
TW (1) TW273588B (de)
WO (1) WO1994011797A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9413273U1 (de) 1994-08-17 1994-10-06 Heilmeier & Weinlein Spannmodul für Werkzeugmaschinen-Spannvorrichtung
DE29518705U1 (de) 1995-11-24 1996-01-18 Heilmeier & Weinlein Spannmodul
DE29605911U1 (de) * 1996-03-29 1997-07-24 Heilmeier & Weinlein Elektrohydraulische Steuervorrichtung
DE19637256A1 (de) * 1996-09-13 1998-03-19 Index Werke Kg Hahn & Tessky Werkstückspindeleinrichtung für eine Werkzeugmaschine
DE29808295U1 (de) 1998-05-07 1998-08-13 Heilmeier & Weinlein Sitzventil
DE29808294U1 (de) 1998-05-07 1998-08-13 Heilmeier & Weinlein Elektrohydraulischer Spannmodul
DE19935473B4 (de) * 1999-07-13 2006-02-02 Bosch Rexroth Aktiengesellschaft Hydraulisches Druckregelventil
CN103437752B (zh) * 2013-09-12 2015-10-21 中煤科工集团西安研究院有限公司 一种用于煤矿坑道钻机远程液控系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2249743A1 (de) * 1972-10-11 1974-04-18 Kloeckner Humboldt Deutz Ag Ventilaggregat
DE2310193C2 (de) * 1973-03-01 1974-11-21 Index-Werke Kg Hahn & Tessky, 7300 Esslingen Sicherheits-Druckregelventil zur Einstellung eines konstanten Arbeitsdrukkes
DE2602844B2 (de) * 1976-01-27 1978-08-17 Eisenwerk Weserhuette Ag, 4970 Bad Oeynhausen Elektrisch gesteuertes Druckregelventil
DE3039002C2 (de) * 1980-10-15 1983-02-10 Lutz 7306 Denkendorf Leupold Druckregelventil
DE3204055C2 (de) * 1982-02-06 1984-06-28 Lutz 7306 Denkendorf Leupold Druckbegrenzungs- oder -regelventil
DE3532592A1 (de) * 1985-09-12 1987-03-19 Rexroth Mannesmann Gmbh 3-wege-druckminderventil mit sekundaerdruckueberwachung
DE3918418A1 (de) * 1989-04-17 1990-10-18 Rexroth Mannesmann Gmbh Elektrische messwerterfassung fuer ein regelventil
ES2027502A6 (es) * 1990-11-19 1992-06-01 Bendix Espana Valvula reguladora de presion de fluido.

Also Published As

Publication number Publication date
JPH07502936A (ja) 1995-03-30
EP0620932B1 (de) 1998-07-29
TW273588B (de) 1996-04-01
DE4237901C2 (de) 1996-02-01
KR100238784B1 (ko) 2000-01-15
ES2119145T3 (es) 1998-10-01
WO1994011797A1 (de) 1994-05-26
DE4237901A1 (de) 1994-05-11
JP3632927B2 (ja) 2005-03-30
EP0620932A1 (de) 1994-10-26

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Legal Events

Date Code Title Description
EEFA Change of the company name
REN Ceased due to non-payment of the annual fee