BRPI0811147A2 - Dispositivo de válvula de controle de carga hidráulica - Google Patents

Dispositivo de válvula de controle de carga hidráulica

Info

Publication number
BRPI0811147A2
BRPI0811147A2 BRPI0811147-2A2A BRPI0811147A BRPI0811147A2 BR PI0811147 A2 BRPI0811147 A2 BR PI0811147A2 BR PI0811147 A BRPI0811147 A BR PI0811147A BR PI0811147 A2 BRPI0811147 A2 BR PI0811147A2
Authority
BR
Brazil
Prior art keywords
engine port
pump
fluidly connected
valve device
control valve
Prior art date
Application number
BRPI0811147-2A2A
Other languages
English (en)
Inventor
Bo Andersson
Original Assignee
Nordhydraulic Ab
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 Nordhydraulic Ab filed Critical Nordhydraulic Ab
Publication of BRPI0811147A2 publication Critical patent/BRPI0811147A2/pt
Publication of BRPI0811147B1 publication Critical patent/BRPI0811147B1/pt

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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/01—Locking-valves or other detent i.e. load-holding devices
    • 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
    • E02F9/2203—Arrangements for controlling the attitude of actuators, e.g. speed, floating function
    • 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
    • E02F9/2203—Arrangements for controlling the attitude of actuators, e.g. speed, floating function
    • E02F9/2207—Arrangements for controlling the attitude of actuators, e.g. speed, floating function for reducing or compensating oscillations
    • 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
    • E02F9/2217—Hydraulic or pneumatic drives with energy recovery arrangements, e.g. using accumulators, flywheels
    • 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
    • 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
    • F15B11/024—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
    • 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
    • F15B13/01—Locking-valves or other detent i.e. load-holding devices
    • F15B13/015—Locking-valves or other detent i.e. load-holding devices using an enclosed pilot flow 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
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/14—Energy-recuperation 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
    • F15B2211/60—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
    • F15B2211/6052—Load sensing circuits having valve means between output member and the load sensing circuit using 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
    • F15B2211/80—Other types of control related to particular problems or conditions
    • F15B2211/88—Control measures for saving energy

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Fluid-Driven Valves (AREA)
  • Valve Device For Special Equipments (AREA)
  • Hydraulic Control Valves For Brake Systems (AREA)
BRPI0811147-2A 2007-05-11 2008-05-12 Dispositivo de válvula de controle de carga hidráulica BRPI0811147B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE0701142-2 2007-05-11
SE0701142A SE531754C2 (sv) 2007-05-11 2007-05-11 Hydraulisk lastkontrollventilanordning
PCT/SE2008/050549 WO2009020421A1 (en) 2007-05-11 2008-05-12 Hydraulic load control valve device

Publications (2)

Publication Number Publication Date
BRPI0811147A2 true BRPI0811147A2 (pt) 2014-12-23
BRPI0811147B1 BRPI0811147B1 (pt) 2018-05-15

Family

ID=40075363

Family Applications (2)

Application Number Title Priority Date Filing Date
BRPI0811147-2A BRPI0811147B1 (pt) 2007-05-11 2008-05-12 Dispositivo de válvula de controle de carga hidráulica
BRPI0811148-0A BRPI0811148B1 (pt) 2007-05-11 2008-05-12 Dispositivo de válvula hidráulica

Family Applications After (1)

Application Number Title Priority Date Filing Date
BRPI0811148-0A BRPI0811148B1 (pt) 2007-05-11 2008-05-12 Dispositivo de válvula hidráulica

Country Status (11)

Country Link
US (3) US8667884B2 (pt)
EP (2) EP2265774B1 (pt)
KR (2) KR101592453B1 (pt)
CN (2) CN101680206B (pt)
AT (1) ATE538258T1 (pt)
BR (2) BRPI0811147B1 (pt)
CA (2) CA2686775C (pt)
DK (1) DK2265774T3 (pt)
RU (2) RU2459043C2 (pt)
SE (1) SE531754C2 (pt)
WO (2) WO2008147303A1 (pt)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
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SE531754C2 (sv) * 2007-05-11 2009-07-28 Nordhydraulic Ab Hydraulisk lastkontrollventilanordning
US9187297B2 (en) * 2011-05-13 2015-11-17 Kabushiki Kaisha Kobe Seiko Sho Hydraulic driving apparatus for working machine
CN102788057B (zh) * 2012-08-27 2015-05-13 徐州重型机械有限公司 防止油缸前窜的装置以及起重机
NL2010952C2 (nl) * 2013-06-11 2014-12-15 Demolition And Recycling Equipment B V Hydraulische cilinder bijvoorbeeld voor toepassing bij een hydraulisch gereedschap.
DE102013222165A1 (de) * 2013-10-01 2015-04-02 Deere & Company Frontladeranordnung
JP6628971B2 (ja) * 2015-03-10 2020-01-15 住友建機株式会社 ショベル
CN107735530B (zh) 2015-04-10 2020-06-05 沃尔沃建筑设备公司 用于工程机械的负荷感测液压系统及控制负荷感测液压系统的方法
CN107013526B (zh) * 2017-05-22 2019-09-17 株洲天合天颐环境设备有限公司 压滤机液压控制回路
CN108180177A (zh) * 2017-12-26 2018-06-19 邵立坤 一种用于差动回路的液压阀及液压差动回路
US10798866B2 (en) 2018-08-10 2020-10-13 Cnh Industrial America Llc Depth control system for raising and lowering a work unit of an implement
US10337631B1 (en) * 2018-10-17 2019-07-02 Altec Industries, Inc. System and method for automatic shutoff of a hydraulic fluid flow in the event of a loss in pressure
CN110735821B (zh) * 2019-10-30 2022-07-05 上海三一重机股份有限公司 电液比例控制辅助系统和工程机械设备
CN119755518B (zh) * 2025-02-24 2025-05-27 连云港远洋流体装卸设备有限公司 一种基于吊机的低温流体加注系统

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SU543715A1 (ru) * 1974-03-11 1977-01-25 Сибирский Автомобильно-Дорожный Институт Им. В.В.Куйбышева Гидропривод механизма подъема погрузчика
SU580367A1 (ru) * 1976-07-22 1977-11-15 Московский Машиностроительный Завод Имени М.И.Калинина Гидропривод механизма подъема-спускани рабочего оборудовани
SU717241A1 (ru) * 1978-05-23 1980-02-25 Сибирский Автомобильно-Дорожный Институт Им. В.В.Куйбышева Гидравлический привод рабочего органа землеройной машины
DE3216580A1 (de) * 1981-05-07 1983-02-24 Hiab-Foco AB, 82401 Hudiksvall Lasthalte- und senkbremsventil
DE3140266A1 (de) * 1981-10-10 1983-04-28 Mannesmann Rexroth GmbH, 8770 Lohr "vorrichtung zum steuern eines hydromotors"
JPS58108950A (ja) * 1981-12-14 1983-06-29 Canon Inc 直流モ−タ−
DE3237103C3 (de) * 1982-10-07 1997-01-23 Wessel Hydraulik Sicherheitsventil als Lasthalteventil in der Hebezeughydraulik
SU1116234A1 (ru) * 1983-06-24 1984-09-30 Винницкий политехнический институт Генератор импульсов давлени
SU1143814A1 (ru) * 1983-10-24 1985-03-07 Сибирский Ордена Трудового Красного Знамени Автомобильно-Дорожный Институт Им.В.В.Куйбышева Гидропривод стрелы экскаватора (его варианты)
US4610193A (en) * 1983-10-26 1986-09-09 Deere & Company Load control system
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EP1915538B1 (de) * 2005-08-19 2012-04-04 Bucher Hydraulics AG Schaltung zur ansteuerung eines doppeltwirkenden hydraulischen antriebszylinders
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SE531754C2 (sv) * 2007-05-11 2009-07-28 Nordhydraulic Ab Hydraulisk lastkontrollventilanordning

Also Published As

Publication number Publication date
CA2686775C (en) 2015-09-15
DK2265774T3 (en) 2016-06-06
CN101680206A (zh) 2010-03-24
RU2009145944A (ru) 2011-06-20
US20140053543A1 (en) 2014-02-27
US20100236234A1 (en) 2010-09-23
EP2265773A1 (en) 2010-12-29
EP2265773A4 (en) 2010-12-29
SE0701142L (sv) 2008-11-12
ATE538258T1 (de) 2012-01-15
RU2459044C2 (ru) 2012-08-20
EP2265774A4 (en) 2010-12-29
KR20100016317A (ko) 2010-02-12
CN101680206B (zh) 2012-01-04
US8667884B2 (en) 2014-03-11
KR101501671B1 (ko) 2015-03-11
BRPI0811148B1 (pt) 2018-05-15
RU2009145943A (ru) 2011-06-20
CA2686775A1 (en) 2008-12-04
RU2459043C2 (ru) 2012-08-20
US8800426B2 (en) 2014-08-12
EP2265774B1 (en) 2016-03-30
SE531754C2 (sv) 2009-07-28
WO2009020421A1 (en) 2009-02-12
US20100242719A1 (en) 2010-09-30
WO2008147303A1 (en) 2008-12-04
US9376787B2 (en) 2016-06-28
BRPI0811147B1 (pt) 2018-05-15
KR101592453B1 (ko) 2016-02-05
KR20100016316A (ko) 2010-02-12
EP2265774A1 (en) 2010-12-29
BRPI0811148A2 (pt) 2014-12-23
CA2686808C (en) 2015-11-10
CN101680207B (zh) 2012-01-04
CA2686808A1 (en) 2009-02-12
CN101680207A (zh) 2010-03-24
EP2265773B1 (en) 2011-12-21

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Legal Events

Date Code Title Description
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]