CN103062140B - 基于合流控制方式的液压装置 - Google Patents

基于合流控制方式的液压装置 Download PDF

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Publication number
CN103062140B
CN103062140B CN201310017907.4A CN201310017907A CN103062140B CN 103062140 B CN103062140 B CN 103062140B CN 201310017907 A CN201310017907 A CN 201310017907A CN 103062140 B CN103062140 B CN 103062140B
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CN
China
Prior art keywords
valve
unit
load sensing
pilot pressure
passage
Prior art date
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Active
Application number
CN201310017907.4A
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English (en)
Chinese (zh)
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CN103062140A (zh
Inventor
汪立平
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.)
Jiangsu Hengli Hydraulic Co Ltd
Original Assignee
Jiangsu Hengli High Pressure Oil Cylinder Co Ltd
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 Jiangsu Hengli High Pressure Oil Cylinder Co Ltd filed Critical Jiangsu Hengli High Pressure Oil Cylinder Co Ltd
Priority to CN201310017907.4A priority Critical patent/CN103062140B/zh
Publication of CN103062140A publication Critical patent/CN103062140A/zh
Priority to PCT/CN2013/081502 priority patent/WO2014110901A1/zh
Priority to JP2015552978A priority patent/JP6257647B2/ja
Priority to EP13871529.7A priority patent/EP2947331B1/en
Priority to US14/761,101 priority patent/US9988792B2/en
Application granted granted Critical
Publication of CN103062140B publication Critical patent/CN103062140B/zh
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    • 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
    • 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
    • E02F9/2232—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps
    • E02F9/2235—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps 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
    • 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
    • F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
    • 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
    • F15B13/0416—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor with means or adapted for load sensing
    • F15B13/0417—Load sensing elements; Internal fluid connections therefor; Anti-saturation or pressure-compensation 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
    • 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
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1466—Hollow piston sliding over a stationary rod inside the cylinder
    • 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
    • F15B2211/20576—Systems with pumps with multiple pumps
    • 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
    • F15B2211/3056—Assemblies of multiple valves
    • F15B2211/3059—Assemblies of multiple valves having multiple valves for multiple output members
    • F15B2211/30595—Assemblies of multiple valves having multiple valves for multiple output members with additional valves between the groups of valves for multiple output members
    • 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
    • F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
    • F15B2211/7142—Multiple output members, e.g. multiple hydraulic motors or cylinders the output members being arranged in multiple groups

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Operation Control Of Excavators (AREA)
CN201310017907.4A 2013-01-17 2013-01-17 基于合流控制方式的液压装置 Active CN103062140B (zh)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN201310017907.4A CN103062140B (zh) 2013-01-17 2013-01-17 基于合流控制方式的液压装置
PCT/CN2013/081502 WO2014110901A1 (zh) 2013-01-17 2013-08-15 基于合流控制方式的液压装置
JP2015552978A JP6257647B2 (ja) 2013-01-17 2013-08-15 合流制御モードに基づいた油圧装置
EP13871529.7A EP2947331B1 (en) 2013-01-17 2013-08-15 Hydraulic apparatus based on confluence control mode
US14/761,101 US9988792B2 (en) 2013-01-17 2013-08-15 Hydraulic apparatus based on confluence control mode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310017907.4A CN103062140B (zh) 2013-01-17 2013-01-17 基于合流控制方式的液压装置

Publications (2)

Publication Number Publication Date
CN103062140A CN103062140A (zh) 2013-04-24
CN103062140B true CN103062140B (zh) 2014-01-08

Family

ID=48104944

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310017907.4A Active CN103062140B (zh) 2013-01-17 2013-01-17 基于合流控制方式的液压装置

Country Status (5)

Country Link
US (1) US9988792B2 (https=)
EP (1) EP2947331B1 (https=)
JP (1) JP6257647B2 (https=)
CN (1) CN103062140B (https=)
WO (1) WO2014110901A1 (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103062140B (zh) * 2013-01-17 2014-01-08 江苏恒立高压油缸股份有限公司 基于合流控制方式的液压装置
JP6196567B2 (ja) * 2014-03-06 2017-09-13 川崎重工業株式会社 建設機械の油圧駆動システム
CN103912037B (zh) * 2014-04-11 2016-07-20 柳州柳工液压件有限公司 挖掘机控制阀
CN106884974B (zh) * 2017-04-06 2023-11-14 国电联合动力技术有限公司 一种风电机组齿轮箱润滑系统及其控制方法
CN108825575B (zh) * 2018-09-07 2023-07-21 三一汽车起重机械有限公司 一种智能分合流多路阀装置及工程机械
CN109538556B (zh) * 2018-12-10 2020-03-03 中联重科股份有限公司 用于控制双泵合流的系统及工程机械
CN113915185B (zh) * 2021-09-28 2023-11-28 常德中联重科液压有限公司 负载口独立控制负载敏感多路阀及液压系统
CN114001061B (zh) * 2021-10-19 2022-10-18 中国重型机械研究院股份公司 一种可调渣线中间包升降液压控制方法
CN117090821A (zh) * 2023-07-25 2023-11-21 长沙中联重科环境产业有限公司 用于压缩式垃圾车的液压控制系统及压缩式垃圾车
CN118756780B (zh) * 2024-06-21 2025-10-31 中联重科土方机械有限公司 用于作业机械复合动作的控制方法、控制装置及作业机械

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GB1591591A (en) * 1977-09-30 1981-06-24 Kubota Ltd Work vehicle
US4207740A (en) * 1979-06-12 1980-06-17 Akermans Verkstad Ab Valve blocks, in particular for hydraulic excavators
US4986072A (en) * 1989-08-31 1991-01-22 Kabushiki Kaisha Kobe Seiko Sho Hydraulic actuator circuit with flow-joining control
DE4137963C2 (de) * 1991-10-30 1995-03-23 Rexroth Mannesmann Gmbh Ventilanordnung zur lastunabhängigen Steuerung mehrerer hydraulischer Verbraucher
JP2581858Y2 (ja) * 1992-10-27 1998-09-24 株式会社小松製作所 ロードセンシングシステムにおける複数ポンプの分・合流切換装置
JP3537057B2 (ja) 1994-08-05 2004-06-14 株式会社小松製作所 圧力補償弁
JP3694355B2 (ja) * 1996-02-09 2005-09-14 日立建機株式会社 ロードセンシング制御による油圧駆動装置
JP2000220168A (ja) * 1999-02-02 2000-08-08 Hitachi Constr Mach Co Ltd 建設機械の油圧制御装置
JP2000266009A (ja) * 1999-03-18 2000-09-26 Shin Caterpillar Mitsubishi Ltd アクチュエータ制御装置
JP3491600B2 (ja) * 2000-04-13 2004-01-26 コベルコ建機株式会社 建設機械の油圧制御回路
JP3992612B2 (ja) * 2002-12-26 2007-10-17 株式会社クボタ バックホウの油圧回路構造
KR100753990B1 (ko) * 2006-08-29 2007-08-31 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 주행직진용 유압회로
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CN102518171B (zh) * 2011-12-31 2014-08-13 中外合资沃得重工（中国）有限公司 具有合流加速功能的挖掘机铲斗液压系统
CN203130638U (zh) * 2013-01-17 2013-08-14 江苏恒立高压油缸股份有限公司 基于合流控制方式的液压装置
CN103062140B (zh) * 2013-01-17 2014-01-08 江苏恒立高压油缸股份有限公司 基于合流控制方式的液压装置

Also Published As

Publication number Publication date
EP2947331A1 (en) 2015-11-25
EP2947331B1 (en) 2020-04-15
WO2014110901A1 (zh) 2014-07-24
JP6257647B2 (ja) 2018-01-10
EP2947331A4 (en) 2016-10-12
CN103062140A (zh) 2013-04-24
US9988792B2 (en) 2018-06-05
JP2016503869A (ja) 2016-02-08
US20150376870A1 (en) 2015-12-31

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Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: JIANGSU HENGLI HYDRAULIC CO., LTD.

Free format text: FORMER OWNER: JIANGSU HENGLI HIGH PRESSURE OIL CYLINDER CO., LTD.

Effective date: 20141217

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20141217

Address after: 213167 Jiangsu Province, Changzhou city Wujin District ryushi national hi tech Industrial Development Zone, Road No. 88

Patentee after: JIANGSU HENGLI HYDRAULIC CO., LTD.

Address before: 213167 Wujin high tech Industrial Development Zone, Jiangsu Province, No. long hidden Road, No. 99

Patentee before: Jiangsu Hengli High Pressure Oil Cylinder Co., Ltd.

C56 Change in the name or address of the patentee
CP01 Change in the name or title of a patent holder

Address after: 213167 Jiangsu Province, Changzhou city Wujin District ryushi national hi tech Industrial Development Zone, Road No. 88

Patentee after: JIANGSU HENGLI HYDRAULIC CO., LTD.

Address before: 213167 Jiangsu Province, Changzhou city Wujin District ryushi national hi tech Industrial Development Zone, Road No. 88

Patentee before: JIANGSU HENGLI HYDRAULIC CO., LTD.