EP3882471A4 - Hydraulic unit with parallel pumps linked to a servomotor and use thereof - Google Patents

Hydraulic unit with parallel pumps linked to a servomotor and use thereof Download PDF

Info

Publication number
EP3882471A4
EP3882471A4 EP19884085.2A EP19884085A EP3882471A4 EP 3882471 A4 EP3882471 A4 EP 3882471A4 EP 19884085 A EP19884085 A EP 19884085A EP 3882471 A4 EP3882471 A4 EP 3882471A4
Authority
EP
European Patent Office
Prior art keywords
servomotor
hydraulic unit
parallel pumps
linked
pumps linked
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
EP19884085.2A
Other languages
German (de)
French (fr)
Other versions
EP3882471A1 (en
EP3882471B1 (en
EP3882471C0 (en
Inventor
Ércio Miguel NEMA
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.)
Drausuisse Brasil Comercio E Locacao De Unidades Hidraulicas Inteligentes SA
Original Assignee
Drausuisse Brasil Comercio E Locacao De Unidades Hidraulicas Inteligentes SA
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
Priority claimed from BR102018073539-0A external-priority patent/BR102018073539B1/en
Application filed by Drausuisse Brasil Comercio E Locacao De Unidades Hidraulicas Inteligentes SA filed Critical Drausuisse Brasil Comercio E Locacao De Unidades Hidraulicas Inteligentes SA
Publication of EP3882471A1 publication Critical patent/EP3882471A1/en
Publication of EP3882471A4 publication Critical patent/EP3882471A4/en
Application granted granted Critical
Publication of EP3882471B1 publication Critical patent/EP3882471B1/en
Publication of EP3882471C0 publication Critical patent/EP3882471C0/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
    • F04B9/04—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
    • F04B1/128—Driving means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
    • F04B1/14—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
    • F04B1/16—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders having two or more sets of cylinders or pistons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B23/00—Pumping installations or systems
    • F04B23/04—Combinations of two or more pumps
    • F04B23/06—Combinations of two or more pumps the pumps being all of reciprocating positive-displacement type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
    • F04B9/10—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid
    • F04B9/109—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers
    • 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
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
EP19884085.2A 2018-11-14 2019-10-29 Hydraulic unit with parallel pumps linked to a servomotor and use thereof Active EP3882471B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BR102018073539-0A BR102018073539B1 (en) 2018-11-14 HYDRAULIC UNIT WITH PARALLEL PUMPS CONNECTED TO SERVO MOTOR
PCT/BR2019/000037 WO2020097700A1 (en) 2018-11-14 2019-10-29 Hydraulic unit with parallel pumps linked to a servomotor and use thereof

Publications (4)

Publication Number Publication Date
EP3882471A1 EP3882471A1 (en) 2021-09-22
EP3882471A4 true EP3882471A4 (en) 2022-07-27
EP3882471B1 EP3882471B1 (en) 2024-05-08
EP3882471C0 EP3882471C0 (en) 2024-05-08

Family

ID=70731007

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19884085.2A Active EP3882471B1 (en) 2018-11-14 2019-10-29 Hydraulic unit with parallel pumps linked to a servomotor and use thereof

Country Status (4)

Country Link
EP (1) EP3882471B1 (en)
MX (1) MX2021005591A (en)
PL (1) PL3882471T3 (en)
WO (1) WO2020097700A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4765225A (en) * 1986-08-22 1988-08-23 Birchard William G Digitally controlled air-over-hydraulic actuator and method
US6068448A (en) * 1996-12-09 2000-05-30 Sugino Machine Limited Pressure hydraulic pump having first and second synchronously driven reciprocating pistons with a pressure control structure
US20050091972A1 (en) * 2003-10-31 2005-05-05 Redman Kenneth K. Electrohydraulic actuator
US20170107982A1 (en) * 2014-05-28 2017-04-20 Entegris, Inc. System and method for operation of a pump with feed and dispense sensors, filtration and dispense confirmation, and reduced pressure priming of filter
CN107575379A (en) * 2017-10-27 2018-01-12 吉林省云动力智能装备制造有限公司 High efficiency smart adjustable hydraulic pump and its pumping station system of application

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5261810A (en) 1992-09-16 1993-11-16 Captive Plastics, Inc. Closing and clamping system
US6079797A (en) 1996-08-16 2000-06-27 Kelsey-Hayes Company Dual action ball screw pump
US8359856B2 (en) * 2008-04-09 2013-01-29 Sustainx Inc. Systems and methods for efficient pumping of high-pressure fluids for energy storage and recovery
BR102016020653B1 (en) * 2016-09-06 2021-12-14 Coimex Empreendimentos E Participações Ltda HYDRAULIC POWER GENERATOR SYSTEM

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4765225A (en) * 1986-08-22 1988-08-23 Birchard William G Digitally controlled air-over-hydraulic actuator and method
US6068448A (en) * 1996-12-09 2000-05-30 Sugino Machine Limited Pressure hydraulic pump having first and second synchronously driven reciprocating pistons with a pressure control structure
US20050091972A1 (en) * 2003-10-31 2005-05-05 Redman Kenneth K. Electrohydraulic actuator
US20170107982A1 (en) * 2014-05-28 2017-04-20 Entegris, Inc. System and method for operation of a pump with feed and dispense sensors, filtration and dispense confirmation, and reduced pressure priming of filter
CN107575379A (en) * 2017-10-27 2018-01-12 吉林省云动力智能装备制造有限公司 High efficiency smart adjustable hydraulic pump and its pumping station system of application

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020097700A1 *

Also Published As

Publication number Publication date
EP3882471A1 (en) 2021-09-22
MX2021005591A (en) 2021-06-23
EP3882471B1 (en) 2024-05-08
WO2020097700A1 (en) 2020-05-22
EP3882471C0 (en) 2024-05-08
BR102018073539A2 (en) 2020-06-02
PL3882471T3 (en) 2024-09-09

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