CN112112867A - 液控式排气阀单元、液控排气式卷扬控制系统和卷扬机 - Google Patents
液控式排气阀单元、液控排气式卷扬控制系统和卷扬机 Download PDFInfo
- Publication number
- CN112112867A CN112112867A CN202010865019.8A CN202010865019A CN112112867A CN 112112867 A CN112112867 A CN 112112867A CN 202010865019 A CN202010865019 A CN 202010865019A CN 112112867 A CN112112867 A CN 112112867A
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- CN
- China
- Prior art keywords
- oil
- exhaust
- oil path
- path
- internal
- 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
- 239000003921 oil Substances 0.000 claims description 371
- 239000010720 hydraulic oil Substances 0.000 claims description 29
- 239000012530 fluid Substances 0.000 description 9
- 230000008859 change Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009193 crawling Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Images
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
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/044—Removal or measurement of undissolved gas, e.g. de-aeration, venting or bleeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/08—Driving gear incorporating fluid 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010865019.8A CN112112867B (zh) | 2020-08-25 | 2020-08-25 | 液控式排气阀单元、液控排气式卷扬控制系统和卷扬机 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010865019.8A CN112112867B (zh) | 2020-08-25 | 2020-08-25 | 液控式排气阀单元、液控排气式卷扬控制系统和卷扬机 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN112112867A true CN112112867A (zh) | 2020-12-22 |
CN112112867B CN112112867B (zh) | 2022-03-29 |
Family
ID=73804441
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010865019.8A Active CN112112867B (zh) | 2020-08-25 | 2020-08-25 | 液控式排气阀单元、液控排气式卷扬控制系统和卷扬机 |
Country Status (1)
Country | Link |
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CN (1) | CN112112867B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112747012A (zh) * | 2020-12-30 | 2021-05-04 | 中国航空工业集团公司金城南京机电液压工程研究中心 | 一种自动排气阀装置及排气方法 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07237890A (ja) * | 1994-03-01 | 1995-09-12 | Teijin Seiki Co Ltd | ウインチドラム駆動用流体回路 |
CN103671326A (zh) * | 2013-12-18 | 2014-03-26 | 徐州重型机械有限公司 | 起重机及其卷扬马达控制系统、用于该系统的浮动控制阀 |
CN105217508A (zh) * | 2014-10-30 | 2016-01-06 | 徐州重型机械有限公司 | 一种卷扬制动器控制系统、方法及起重机 |
CN105776046A (zh) * | 2015-12-31 | 2016-07-20 | 徐州重型机械有限公司 | 一种混合式卷扬液压系统及使用该系统的起重机 |
CN206511860U (zh) * | 2017-03-02 | 2017-09-22 | 郑州新大方重工科技有限公司 | 闭式液压驱动起升卷扬的应急下放系统 |
US20190093625A1 (en) * | 2017-09-25 | 2019-03-28 | Manitou Italia S.R.L. | Device for supplying and modifying a cylinder cubic capacity of a hydraulic motor |
CN110862039A (zh) * | 2019-11-12 | 2020-03-06 | 湖南博邦重工有限公司 | 一种强夯机控制系统 |
CN111692141A (zh) * | 2020-04-30 | 2020-09-22 | 武汉船用机械有限责任公司 | 用于油缸控制的液压系统 |
-
2020
- 2020-08-25 CN CN202010865019.8A patent/CN112112867B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07237890A (ja) * | 1994-03-01 | 1995-09-12 | Teijin Seiki Co Ltd | ウインチドラム駆動用流体回路 |
CN103671326A (zh) * | 2013-12-18 | 2014-03-26 | 徐州重型机械有限公司 | 起重机及其卷扬马达控制系统、用于该系统的浮动控制阀 |
CN105217508A (zh) * | 2014-10-30 | 2016-01-06 | 徐州重型机械有限公司 | 一种卷扬制动器控制系统、方法及起重机 |
CN105776046A (zh) * | 2015-12-31 | 2016-07-20 | 徐州重型机械有限公司 | 一种混合式卷扬液压系统及使用该系统的起重机 |
CN206511860U (zh) * | 2017-03-02 | 2017-09-22 | 郑州新大方重工科技有限公司 | 闭式液压驱动起升卷扬的应急下放系统 |
US20190093625A1 (en) * | 2017-09-25 | 2019-03-28 | Manitou Italia S.R.L. | Device for supplying and modifying a cylinder cubic capacity of a hydraulic motor |
CN110862039A (zh) * | 2019-11-12 | 2020-03-06 | 湖南博邦重工有限公司 | 一种强夯机控制系统 |
CN111692141A (zh) * | 2020-04-30 | 2020-09-22 | 武汉船用机械有限责任公司 | 用于油缸控制的液压系统 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112747012A (zh) * | 2020-12-30 | 2021-05-04 | 中国航空工业集团公司金城南京机电液压工程研究中心 | 一种自动排气阀装置及排气方法 |
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CN112112867B (zh) | 2022-03-29 |
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Application publication date: 20201222 Assignee: Hunan ZOOMLION Crawler Crane Co.,Ltd. Assignor: ZOOMLION HEAVY INDUSTRY SCIENCE AND TECHNOLOGY Co.,Ltd. Contract record no.: X2023980044887 Denomination of invention: Hydraulic exhaust valve unit, hydraulic exhaust winch control system, and winch Granted publication date: 20220329 License type: Common License Record date: 20231030 Application publication date: 20201222 Assignee: Hunan Zoomlion engineering hoisting equipment Co.,Ltd. Assignor: ZOOMLION HEAVY INDUSTRY SCIENCE AND TECHNOLOGY Co.,Ltd. Contract record no.: X2023980044882 Denomination of invention: Hydraulic exhaust valve unit, hydraulic exhaust winch control system, and winch Granted publication date: 20220329 License type: Common License Record date: 20231030 Application publication date: 20201222 Assignee: Zoomlion Heavy Industry Science and Technology Co.,Ltd. Assignor: ZOOMLION HEAVY INDUSTRY SCIENCE AND TECHNOLOGY Co.,Ltd. Contract record no.: X2023980044881 Denomination of invention: Hydraulic exhaust valve unit, hydraulic exhaust winch control system, and winch Granted publication date: 20220329 License type: Common License Record date: 20231030 |
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EE01 | Entry into force of recordation of patent licensing contract |