JP2016503869A - 合流制御モードに基づいた油圧装置 - Google Patents
合流制御モードに基づいた油圧装置 Download PDFInfo
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- JP2016503869A JP2016503869A JP2015552978A JP2015552978A JP2016503869A JP 2016503869 A JP2016503869 A JP 2016503869A JP 2015552978 A JP2015552978 A JP 2015552978A JP 2015552978 A JP2015552978 A JP 2015552978A JP 2016503869 A JP2016503869 A JP 2016503869A
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- 238000001514 detection method Methods 0.000 claims abstract description 42
- 239000012530 fluid Substances 0.000 claims abstract description 21
- 238000006073 displacement reaction Methods 0.000 claims description 17
- 230000000903 blocking effect Effects 0.000 claims description 5
- 239000002828 fuel tank Substances 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- WQGWDDDVZFFDIG-UHFFFAOYSA-N pyrogallol Chemical compound OC1=CC=CC(O)=C1O WQGWDDDVZFFDIG-UHFFFAOYSA-N 0.000 description 1
Images
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
- E02F9/2221—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)
Abstract
Description
Claims (4)
- 第一の方向切替弁(1)及び第二の方向切替弁(2)を備える負荷検出ユニットと、第四の方向切替弁(3)を備える絞り調速ユニットと、
前記負荷検出ユニット及び前記絞り調速ユニットに連通し、前記第四の方向切替弁(3)に並行して配置された並設油路(4)上に配置される、合流弁(5)及び一方向弁(6)と、を備え、
前記合流弁(5)には、前記並設油路(4)の開閉を制御し、前記絞り調速ユニットから前記負荷検出ユニットに向かう流体の流れを調整する合流流路(50)が設けられ、
前記第四の方向切替弁(3)に接続され作動時に前記合流弁(5)の方向切替え動作を実行する第四の実行要素(7)を備え、
前記第一の方向切替弁(1)がそれに作用するその第一のパイロット圧(P1)に起因して切り替えられる場合、前記第二の方向切替弁(2)がそれに作用するその第二のパイロット圧(P2)に起因して切り替えられる場合、及び前記第四の方向切替弁(3)がそれに作用するその第四のパイロット圧(P4)に起因して切り替えられる場合、前記第一のパイロット圧(P1)及び前記第二のパイロット圧(P2)は、また、独立して又は同時に、前記合流弁(5)に作用して、前記合流弁(5)の方向切替え動作を実行するために前記合流流路(50)の位置を変更する、合流制御モードに基づいた油圧装置。 - 前記負荷検出ユニットは、定電力制御弁(8)と、可変容量機構(9)と、可変容量型ピストンポンプ(10)と、をさらに備え、
前記第一の方向切替弁(1)は、第一の補償弁(11)及び第一の実行要素(12)にそれぞれ接続され、
前記第二の方向切替弁(2)は、第二の補償弁(13)及び第二の実行要素(14)にそれぞれ接続され、
前記絞り調速ユニットは、前記可変容量型ピストンポンプ(10)と同軸のギアポンプ(15)を備える、請求項1に記載の合流制御モードに基づいた油圧装置。 - 前記合流流路(50)は、大絞り量流路(52)と、小絞り量流路(53)と、前記並設油路(4)の開閉を制御する遮断流路(51)と、を備え、
前記合流弁(5)の一端には、前記第一のパイロット圧(P1)による制御を同期的に受ける大端面(54)と、前記第二のパイロット圧(P2)による制御を同期的に受ける小端面(55)と、が設けられ、
前記合流弁(5)の他端には、復帰ばね(56)が設けられ、
前記第四の方向切替弁(3)は、前記第四のパイロット圧(P4)による制御を受け、前記合流弁(5)に平行に接続されている、請求項1に記載の合流制御モードに基づいた油圧装置。 - 前記遮断流路(51)の流路領域は、ゼロであり、前記大絞り量流路(52)及び前記小絞り量流路(53)の流路領域は、ゼロではなく、前記大絞り量流路(52)の前記流路領域は、前記小絞り量流路(53)の前記流路領域より大きい、請求項3に記載の合流制御モードに基づいた油圧装置。
Applications Claiming Priority (3)
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 |
CN201310017907.4 | 2013-01-17 | ||
PCT/CN2013/081502 WO2014110901A1 (zh) | 2013-01-17 | 2013-08-15 | 基于合流控制方式的液压装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2016503869A true JP2016503869A (ja) | 2016-02-08 |
JP2016503869A5 JP2016503869A5 (ja) | 2016-09-23 |
JP6257647B2 JP6257647B2 (ja) | 2018-01-10 |
Family
ID=48104944
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015552978A Active JP6257647B2 (ja) | 2013-01-17 | 2013-08-15 | 合流制御モードに基づいた油圧装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9988792B2 (ja) |
EP (1) | EP2947331B1 (ja) |
JP (1) | JP6257647B2 (ja) |
CN (1) | CN103062140B (ja) |
WO (1) | WO2014110901A1 (ja) |
Families Citing this family (8)
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 |
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US4986072A (en) * | 1989-08-31 | 1991-01-22 | Kabushiki Kaisha Kobe Seiko Sho | Hydraulic actuator circuit with flow-joining control |
JPH0640406U (ja) * | 1992-10-27 | 1994-05-31 | 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 |
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JP2001295804A (ja) * | 2000-04-13 | 2001-10-26 | Kobelco Contstruction Machinery Ltd | 建設機械の油圧制御回路 |
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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 |
-
2013
- 2013-01-17 CN CN201310017907.4A patent/CN103062140B/zh active Active
- 2013-08-15 WO PCT/CN2013/081502 patent/WO2014110901A1/zh active Application Filing
- 2013-08-15 EP EP13871529.7A patent/EP2947331B1/en active Active
- 2013-08-15 US US14/761,101 patent/US9988792B2/en active Active
- 2013-08-15 JP JP2015552978A patent/JP6257647B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4986072A (en) * | 1989-08-31 | 1991-01-22 | Kabushiki Kaisha Kobe Seiko Sho | Hydraulic actuator circuit with flow-joining control |
JPH0640406U (ja) * | 1992-10-27 | 1994-05-31 | 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 |
JPH09217705A (ja) * | 1996-02-09 | 1997-08-19 | Hitachi Constr Mach Co Ltd | ロードセンシング制御による油圧駆動装置 |
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JP2001295804A (ja) * | 2000-04-13 | 2001-10-26 | Kobelco Contstruction Machinery Ltd | 建設機械の油圧制御回路 |
Also Published As
Publication number | Publication date |
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US9988792B2 (en) | 2018-06-05 |
EP2947331A1 (en) | 2015-11-25 |
US20150376870A1 (en) | 2015-12-31 |
EP2947331A4 (en) | 2016-10-12 |
JP6257647B2 (ja) | 2018-01-10 |
WO2014110901A1 (zh) | 2014-07-24 |
CN103062140B (zh) | 2014-01-08 |
CN103062140A (zh) | 2013-04-24 |
EP2947331B1 (en) | 2020-04-15 |
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