CN104314905B - 预应力智能张拉液压***、预应力张拉设备及其控制方法 - Google Patents
预应力智能张拉液压***、预应力张拉设备及其控制方法 Download PDFInfo
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- CN104314905B CN104314905B CN201410539290.7A CN201410539290A CN104314905B CN 104314905 B CN104314905 B CN 104314905B CN 201410539290 A CN201410539290 A CN 201410539290A CN 104314905 B CN104314905 B CN 104314905B
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- Prior art keywords
- control
- valve
- displacement
- tensioning
- tensioning equipment
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 239000002828 fuel tank Substances 0.000 claims abstract description 7
- 238000006073 displacement reaction Methods 0.000 claims description 76
- 230000001360 synchronised effect Effects 0.000 claims description 22
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 238000005259 measurement Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 2
- 210000001367 artery Anatomy 0.000 claims 1
- 238000004080 punching Methods 0.000 claims 1
- 210000003462 vein Anatomy 0.000 claims 1
- 239000003921 oil Substances 0.000 abstract description 37
- 239000010727 cylinder oil Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000008859 change Effects 0.000 description 8
- 239000012530 fluid Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 4
- 238000011217 control strategy Methods 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009711 regulatory function Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410539290.7A CN104314905B (zh) | 2014-10-14 | 2014-10-14 | 预应力智能张拉液压***、预应力张拉设备及其控制方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410539290.7A CN104314905B (zh) | 2014-10-14 | 2014-10-14 | 预应力智能张拉液压***、预应力张拉设备及其控制方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104314905A CN104314905A (zh) | 2015-01-28 |
CN104314905B true CN104314905B (zh) | 2017-03-15 |
Family
ID=52370188
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201410539290.7A Active CN104314905B (zh) | 2014-10-14 | 2014-10-14 | 预应力智能张拉液压***、预应力张拉设备及其控制方法 |
Country Status (1)
Country | Link |
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CN (1) | CN104314905B (zh) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104792623A (zh) * | 2015-04-23 | 2015-07-22 | 南华大学 | 全自动岩石点载荷试验仪 |
CN104965533A (zh) * | 2015-04-27 | 2015-10-07 | 同济大学 | 预应力单端单顶智能张拉控制*** |
CN104762884B (zh) * | 2015-04-30 | 2017-04-05 | 湖南联智桥隧技术有限公司 | 多点同步智能张拉***的控制方法 |
CN104947592B (zh) * | 2015-04-30 | 2017-03-15 | 湖南联智桥隧技术有限公司 | 索式桥梁吊索的张拉与调索施工方法 |
CN105887683A (zh) * | 2016-04-11 | 2016-08-24 | 长安大学 | 一种预应力张拉*** |
JP6896484B2 (ja) * | 2017-03-31 | 2021-06-30 | 住友重機械工業株式会社 | 位置制御装置、油圧駆動装置 |
CN108487644A (zh) * | 2018-02-01 | 2018-09-04 | 重庆恒佳工程技术咨询有限公司 | 一种预应力张拉智能监测控制*** |
CN108757649B (zh) * | 2018-06-12 | 2020-11-10 | 北京理工大学 | 一种扭力轴表面滚压强化机床液压供油*** |
CN110217715A (zh) * | 2019-06-12 | 2019-09-10 | 石家庄华燕交通科技有限公司 | 电动千斤顶的电控方法、电动千斤顶及终端设备 |
CN111101445A (zh) * | 2019-12-25 | 2020-05-05 | 河南永智科技有限公司 | 一种预应力智能张拉设备用液压***及其同步张拉方法 |
CN113235939B (zh) * | 2021-05-21 | 2022-07-22 | 中冶建筑研究总院有限公司 | 液压传感与流量采集结合的力与位移双控预应力张拉设备 |
CN114321035A (zh) * | 2021-12-29 | 2022-04-12 | 筑友智造智能科技有限公司 | 预应力钢筋的智能张拉设备 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008032881B3 (de) * | 2008-07-14 | 2009-11-12 | Dywidag-Systems International Gmbh | Vorrichtung und Verfahren zum Steuern einer Spannpresse beim Spannen eines Spannglieds |
CN102031874B (zh) * | 2010-11-24 | 2012-05-30 | 湖南联智桥隧技术有限公司 | 智能型同步预应力张拉*** |
CN103147399B (zh) * | 2013-02-07 | 2015-06-17 | 柳州市邱姆预应力机械有限公司 | 预应力智能张拉*** |
CN103629173B (zh) * | 2013-11-28 | 2015-12-02 | 湖南联智桥隧技术有限公司 | 预应力张拉液压***、预应力张拉设备及其控制方法 |
CN103982476B (zh) * | 2014-05-27 | 2016-02-10 | 湖南联智桥隧技术有限公司 | 一种液压控制回路 |
CN204140533U (zh) * | 2014-10-14 | 2015-02-04 | 湖南联智桥隧技术有限公司 | 预应力智能张拉液压***及预应力张拉设备 |
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2014
- 2014-10-14 CN CN201410539290.7A patent/CN104314905B/zh active Active
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Denomination of invention: Prestressed intelligent tension hydraulic system, prestressed tension equipment and control method thereof Effective date of registration: 20190701 Granted publication date: 20170315 Pledgee: Bank of Communications Co.,Ltd. Hunan Branch Pledgor: Hunan Lianzhi Bridge and Tunnel Technology Co.,Ltd. Registration number: 2019430000061 |
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Address after: 410200 No. 168, Second Section of Yanhe Road, Wangcheng Economic and Technological Development Zone, Changsha City, Hunan Province Patentee after: Hunan Lianzhi Technology Co.,Ltd. Address before: 410019 Yanhe Road, Wangcheng Economic Development Zone, Changsha, Hunan Patentee before: HUNAN LIANZHI BRIDGE AND TUNNEL TECHNOLOGY Co.,Ltd. |
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Date of cancellation: 20200928 Granted publication date: 20170315 Pledgee: Bank of Communications Co.,Ltd. Hunan Branch Pledgor: HUNAN LIANZHI BRIDGE AND TUNNEL TECHNOLOGY Co.,Ltd. Registration number: 2019430000061 |
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Denomination of invention: Prestressed intelligent tensioning hydraulic system, prestressed tensioning equipment and control method thereof Effective date of registration: 20220920 Granted publication date: 20170315 Pledgee: China Everbright Bank Co.,Ltd. Changsha Huafeng Sub branch Pledgor: Hunan Lianzhi Technology Co.,Ltd. Registration number: Y2022430000088 |
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