CN113931893A - 负载口独立控制的负载敏感多路阀及液压系统 - Google Patents
负载口独立控制的负载敏感多路阀及液压系统 Download PDFInfo
- Publication number
- CN113931893A CN113931893A CN202111144998.9A CN202111144998A CN113931893A CN 113931893 A CN113931893 A CN 113931893A CN 202111144998 A CN202111144998 A CN 202111144998A CN 113931893 A CN113931893 A CN 113931893A
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- Prior art keywords
- oil
- load
- valve
- path
- control valve
- Prior art date
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- 239000003381 stabilizer Substances 0.000 claims description 9
- 239000003921 oil Substances 0.000 abstract description 375
- 239000010720 hydraulic oil Substances 0.000 abstract description 17
- 238000003754 machining Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 14
- 230000001276 controlling effect Effects 0.000 description 8
- 238000006073 displacement reaction Methods 0.000 description 7
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 230000007935 neutral effect Effects 0.000 description 5
- 239000000306 component Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Images
Classifications
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- 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
- F15B13/021—Valves for interconnecting the fluid chambers of an actuator
-
- 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
- F15B11/20—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors controlling several interacting or sequentially-operating 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
- 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
- F15B13/026—Pressure compensating 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
- F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
- F15B13/07—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors in distinct sequence
-
- 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
- F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
-
- 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
- F15B21/08—Servomotor systems incorporating electrically operated control means
- F15B21/087—Control strategy, e.g. with block diagram
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111144998.9A CN113931893A (zh) | 2021-09-28 | 2021-09-28 | 负载口独立控制的负载敏感多路阀及液压系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111144998.9A CN113931893A (zh) | 2021-09-28 | 2021-09-28 | 负载口独立控制的负载敏感多路阀及液压系统 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN113931893A true CN113931893A (zh) | 2022-01-14 |
Family
ID=79277482
Family Applications (1)
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CN202111144998.9A Pending CN113931893A (zh) | 2021-09-28 | 2021-09-28 | 负载口独立控制的负载敏感多路阀及液压系统 |
Country Status (1)
Country | Link |
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CN (1) | CN113931893A (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115681262A (zh) * | 2022-10-27 | 2023-02-03 | 华东交通大学 | 一种负载敏感的电液转换进油模块 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201187492Y (zh) * | 2008-04-01 | 2009-01-28 | 常德信诚液压有限公司 | 抗流量饱和组合比例操纵阀 |
CN102927071A (zh) * | 2012-11-14 | 2013-02-13 | 中煤科工集团重庆研究院 | 钻装机液压防卡钎控制系统 |
CN104235102A (zh) * | 2014-09-04 | 2014-12-24 | 中联重科股份有限公司 | 上车液压系统和工程机械 |
US20150330415A1 (en) * | 2013-01-25 | 2015-11-19 | Hitachi Construction Machinery Co., Ltd. | Hydraulic Drive System for Construction Machine |
CN108412829A (zh) * | 2018-04-09 | 2018-08-17 | 徐州燕大传动与控制技术有限公司 | 一种进出口节流边能独立调节的负载敏感式多路阀 |
CN108589823A (zh) * | 2018-05-31 | 2018-09-28 | 山东临工工程机械有限公司 | 电控正流量主控阀总成 |
WO2018230636A1 (ja) * | 2017-06-14 | 2018-12-20 | 川崎重工業株式会社 | 油圧システム |
CN110925252A (zh) * | 2019-11-18 | 2020-03-27 | 中联重科股份有限公司 | 集成多路阀、起重液压控制系统及起重机 |
CN213358760U (zh) * | 2020-07-23 | 2021-06-04 | 山东临工工程机械有限公司 | 井下遥控装载机定量液压控制系统 |
CN113007157A (zh) * | 2021-03-03 | 2021-06-22 | 中联重科股份有限公司 | 负载敏感多路阀、臂架液压控制系统及混凝土泵车 |
-
2021
- 2021-09-28 CN CN202111144998.9A patent/CN113931893A/zh active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201187492Y (zh) * | 2008-04-01 | 2009-01-28 | 常德信诚液压有限公司 | 抗流量饱和组合比例操纵阀 |
CN102927071A (zh) * | 2012-11-14 | 2013-02-13 | 中煤科工集团重庆研究院 | 钻装机液压防卡钎控制系统 |
US20150330415A1 (en) * | 2013-01-25 | 2015-11-19 | Hitachi Construction Machinery Co., Ltd. | Hydraulic Drive System for Construction Machine |
CN104235102A (zh) * | 2014-09-04 | 2014-12-24 | 中联重科股份有限公司 | 上车液压系统和工程机械 |
WO2018230636A1 (ja) * | 2017-06-14 | 2018-12-20 | 川崎重工業株式会社 | 油圧システム |
CN108412829A (zh) * | 2018-04-09 | 2018-08-17 | 徐州燕大传动与控制技术有限公司 | 一种进出口节流边能独立调节的负载敏感式多路阀 |
CN108589823A (zh) * | 2018-05-31 | 2018-09-28 | 山东临工工程机械有限公司 | 电控正流量主控阀总成 |
CN110925252A (zh) * | 2019-11-18 | 2020-03-27 | 中联重科股份有限公司 | 集成多路阀、起重液压控制系统及起重机 |
CN213358760U (zh) * | 2020-07-23 | 2021-06-04 | 山东临工工程机械有限公司 | 井下遥控装载机定量液压控制系统 |
CN113007157A (zh) * | 2021-03-03 | 2021-06-22 | 中联重科股份有限公司 | 负载敏感多路阀、臂架液压控制系统及混凝土泵车 |
Non-Patent Citations (1)
Title |
---|
马先启,王秀林,李磊等, 北京:国防工业出版社 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115681262A (zh) * | 2022-10-27 | 2023-02-03 | 华东交通大学 | 一种负载敏感的电液转换进油模块 |
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TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20220713 Address after: 415001 No. 321, Deshan Avenue, Deshan economic development zone, Changde City, Hunan Province Applicant after: CHANGDE ZHONGLIAN ZHONGKE HYDRAULIC Co.,Ltd. Address before: 410013 No. 361 South silver basin, Changsha, Hunan, Yuelu District Applicant before: ZOOMLION HEAVY INDUSTRY SCIENCE AND TECHNOLOGY Co.,Ltd. |
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CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Wu Guangzhen Inventor after: Luo Yanre Inventor after: Yang Peng Inventor after: Guo Kun Inventor after: Zhou Qidi Inventor before: Wu Guangzhen Inventor before: Luo Yanre Inventor before: Yang Peng |
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RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220114 |