CN113928980A - 闭式系统、起重设备和履带式行走设备 - Google Patents
闭式系统、起重设备和履带式行走设备 Download PDFInfo
- Publication number
- CN113928980A CN113928980A CN202111094896.0A CN202111094896A CN113928980A CN 113928980 A CN113928980 A CN 113928980A CN 202111094896 A CN202111094896 A CN 202111094896A CN 113928980 A CN113928980 A CN 113928980A
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- CN
- China
- Prior art keywords
- motor
- micro control
- control valve
- working
- closed system
- 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
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 230000009471 action Effects 0.000 claims abstract description 16
- 230000001174 ascending effect Effects 0.000 claims abstract description 12
- 239000003921 oil Substances 0.000 claims description 58
- 239000010720 hydraulic oil Substances 0.000 claims description 41
- 239000010705 motor oil Substances 0.000 claims description 36
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 238000004804 winding Methods 0.000 claims description 3
- 230000001502 supplementing effect Effects 0.000 claims description 2
- 230000033001 locomotion Effects 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 8
- 238000006073 displacement reaction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
- B66C13/20—Control systems or devices for non-electric drives
-
- 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
- F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
- F15B11/042—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the feed line, i.e. "meter in"
- F15B11/0426—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the feed line, i.e. "meter in" by controlling the number of pumps or parallel valves switched on
-
- 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
- F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
-
- 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
- F15B13/0401—Valve members; Fluid interconnections therefor
-
- 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)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
Description
Claims (11)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111094896.0A CN113928980B (zh) | 2021-09-17 | 2021-09-17 | 闭式系统、起重设备和履带式行走设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111094896.0A CN113928980B (zh) | 2021-09-17 | 2021-09-17 | 闭式系统、起重设备和履带式行走设备 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN113928980A true CN113928980A (zh) | 2022-01-14 |
CN113928980B CN113928980B (zh) | 2023-01-24 |
Family
ID=79276038
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202111094896.0A Active CN113928980B (zh) | 2021-09-17 | 2021-09-17 | 闭式系统、起重设备和履带式行走设备 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113928980B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116146551A (zh) * | 2023-04-17 | 2023-05-23 | 山河智能装备股份有限公司 | 一种卷扬机构的液压系统及工程机械 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102865262A (zh) * | 2012-09-07 | 2013-01-09 | 三一重工股份有限公司 | 回转液压系统及工程机械 |
CN102992195A (zh) * | 2012-12-10 | 2013-03-27 | 徐州重型机械有限公司 | 配重挂接控制装置、液控系统及流动式起重机 |
CN203754318U (zh) * | 2014-02-26 | 2014-08-06 | 中联重科股份有限公司 | 起重机卷扬液压系统及起重机 |
CN204851828U (zh) * | 2015-08-06 | 2015-12-09 | 玉柴桩工(常州)有限公司 | 一种旋挖钻机用回转缓冲补油装置 |
CN108980130A (zh) * | 2018-08-06 | 2018-12-11 | 中联重科股份有限公司 | 压差调节阀单元、液压控制系统及工程机械 |
CN111891949A (zh) * | 2020-07-24 | 2020-11-06 | 徐州重型机械有限公司 | 一种开式回转控制系统 |
CN113153855A (zh) * | 2021-05-10 | 2021-07-23 | 徐州重型机械有限公司 | 液压回转系统及其控制方法、工程机械 |
-
2021
- 2021-09-17 CN CN202111094896.0A patent/CN113928980B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102865262A (zh) * | 2012-09-07 | 2013-01-09 | 三一重工股份有限公司 | 回转液压系统及工程机械 |
CN102992195A (zh) * | 2012-12-10 | 2013-03-27 | 徐州重型机械有限公司 | 配重挂接控制装置、液控系统及流动式起重机 |
CN203754318U (zh) * | 2014-02-26 | 2014-08-06 | 中联重科股份有限公司 | 起重机卷扬液压系统及起重机 |
CN204851828U (zh) * | 2015-08-06 | 2015-12-09 | 玉柴桩工(常州)有限公司 | 一种旋挖钻机用回转缓冲补油装置 |
CN108980130A (zh) * | 2018-08-06 | 2018-12-11 | 中联重科股份有限公司 | 压差调节阀单元、液压控制系统及工程机械 |
CN111891949A (zh) * | 2020-07-24 | 2020-11-06 | 徐州重型机械有限公司 | 一种开式回转控制系统 |
CN113153855A (zh) * | 2021-05-10 | 2021-07-23 | 徐州重型机械有限公司 | 液压回转系统及其控制方法、工程机械 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116146551A (zh) * | 2023-04-17 | 2023-05-23 | 山河智能装备股份有限公司 | 一种卷扬机构的液压系统及工程机械 |
CN116146551B (zh) * | 2023-04-17 | 2023-08-22 | 山河智能装备股份有限公司 | 一种卷扬机构的液压系统及工程机械 |
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Publication number | Publication date |
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CN113928980B (zh) | 2023-01-24 |
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Application publication date: 20220114 Assignee: Zoomlion Heavy Industry Science and Technology Co.,Ltd. Assignor: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY Co.,Ltd. Contract record no.: X2023980044881 Denomination of invention: Closed systems, lifting equipment, and tracked walking equipment Granted publication date: 20230124 License type: Common License Record date: 20231030 Application publication date: 20220114 Assignee: Hunan ZOOMLION Crawler Crane Co.,Ltd. Assignor: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY Co.,Ltd. Contract record no.: X2023980044887 Denomination of invention: Closed systems, lifting equipment, and tracked walking equipment Granted publication date: 20230124 License type: Common License Record date: 20231030 Application publication date: 20220114 Assignee: Hunan Zoomlion engineering hoisting equipment Co.,Ltd. Assignor: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY Co.,Ltd. Contract record no.: X2023980044882 Denomination of invention: Closed systems, lifting equipment, and tracked walking equipment Granted publication date: 20230124 License type: Common License Record date: 20231030 |