CN107313354A - A kind of Arch Bridge Construction tie-rod regulating system - Google Patents
A kind of Arch Bridge Construction tie-rod regulating system Download PDFInfo
- Publication number
- CN107313354A CN107313354A CN201710706670.9A CN201710706670A CN107313354A CN 107313354 A CN107313354 A CN 107313354A CN 201710706670 A CN201710706670 A CN 201710706670A CN 107313354 A CN107313354 A CN 107313354A
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- Prior art keywords
- hydraulic
- hydraulic pressure
- pressure terminal
- displacement
- arch
- 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.)
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Links
- 238000010276 construction Methods 0.000 title claims abstract description 31
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 18
- 238000006073 displacement reaction Methods 0.000 claims abstract description 38
- 238000005259 measurement Methods 0.000 claims abstract description 8
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 7
- 230000008878 coupling Effects 0.000 claims abstract description 3
- 238000010168 coupling process Methods 0.000 claims abstract description 3
- 238000005859 coupling reaction Methods 0.000 claims abstract description 3
- 230000006837 decompression Effects 0.000 claims description 3
- 239000003921 oil Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- QTCANKDTWWSCMR-UHFFFAOYSA-N costic aldehyde Natural products C1CCC(=C)C2CC(C(=C)C=O)CCC21C QTCANKDTWWSCMR-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- ISTFUJWTQAMRGA-UHFFFAOYSA-N iso-beta-costal Natural products C1C(C(=C)C=O)CCC2(C)CCCC(C)=C21 ISTFUJWTQAMRGA-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Classifications
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D4/00—Arch-type bridges
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The present invention provides a kind of Arch Bridge Construction tie-rod regulating system, and it includes：Hydraulic system, displacement transducer and console；The hydraulic system includes hydraulic pressure terminal and hydraulic power unit, and the hydraulic power unit provides hydraulic oil for the hydraulic pressure terminal, adjusts the hydraulic coupling of the hydraulic pressure terminal output；The hydraulic system is used to apply active force to arch rib；Institute's displacement sensors are used for the end displacement amount for measuring arch rib；The console is connected by data wire with the hydraulic power unit and displacement transducer；The hydraulic pressure terminal is used to apply active force to arch rib end, institute's displacement sensors are used for the displacement of curb girder arch rib end and measurement result are transferred into console, and the console controls the The hydraulic oil provided for the hydraulic pressure terminal of the hydraulic power unit according to the data of institute's displacement sensors.
Description
Technical field
The present invention relates to a kind of Arch Bridge Construction tie-rod regulating system, more particularly to a kind of arch bridge fitting the arch first then fitting the girder formula construction tie-rod
Regulating system.
Background technology
In recent years, through tied arch bridge because with structure stress rationally, cost economic, bridge type be attractive in appearance and surrounding environment
The advantages of harmony is good, so as to be used widely in urban road bridges construction.
As shown in figure 1, through tied arch bridge 100 includes arch rib 101, bridge pier 102 and tie-rod 103.Generally single span,
Have two across or three stride continuous.Bowstring arch bridge is by the interior prestressing force applied of tie-rod 103, and the level for offsetting the generation of arch rib 101 is pushed away
Power, makes bridge pier 102 without horizontal thrust is subjected to, and efficiently solves conventional arch bridge and occurs that abutment displacement, vault decline, arch rib opens
The problems such as splitting.Built, divided according to working procedure using cast in situs more than bowstring arch bridge, after mainly having first beam rear arch method and first encircleing
Liang Fa, and in the construction technology of fitting the arch first then fitting the girder method, the two ends of arch rib 101 produce horizontal displacement and cause arch rib during constructing tie beam
101 deformations, influence construction quality.In this patent, arch rib 101 can be described as arch rib again.
The content of the invention
The invention aims to overcome deficiency of the prior art, there is provided a kind of Arch Bridge Construction tie-rod regulating system.
To realize object above, the present invention is achieved through the following technical solutions：
A kind of Arch Bridge Construction tie-rod regulating system, it is characterised in that including：
Hydraulic system；The hydraulic system includes hydraulic pressure terminal and hydraulic power unit, and the hydraulic power unit is that the hydraulic pressure is whole
End provides hydraulic oil, adjusts the hydraulic coupling of the hydraulic pressure terminal output；The hydraulic system is used to apply active force to arch rib；
Displacement transducer；Institute's displacement sensors are used for the end displacement amount for measuring arch rib；
Console；The console is connected by data wire with the hydraulic power unit and displacement transducer；
The hydraulic pressure terminal is used to apply arch rib end active force, and institute's displacement sensors are used for curb girder arch rib end
Measurement result is simultaneously transferred to console by displacement, and the console controls the hydraulic pressure according to the data of institute's displacement sensors
The The hydraulic oil provided for the hydraulic pressure terminal of pumping plant.
According to one embodiment of present invention, institute's displacement sensors include fixing end and telescopic lever.
According to one embodiment of present invention, the hydraulic pressure terminal is feed-through hydraulic jack.
According to one embodiment of present invention, mechanical anti-back anchor device is provided with the inside of the hydraulic pressure terminal, be used for
Prevent hydraulic pressure terminal decompression from causing tie-rod slip.
According to one embodiment of present invention, the arch bridge is the arch bridge that fitting the arch first then fitting the girder formula construction method is manufactured.
Compared with prior art, following beneficial effect can be achieved in the present invention：
(1) a kind of Arch Bridge Construction tie-rod regulating system that the present invention is provided, can be achieved auto-adjustment control, can be applied in binder
The work stage carries out real-time monitoring, substitutes original artificial control mode, it is to avoid and manual operation error is reduced, method is simple, operation
Convenient, control accuracy is high, available for the tie-rod internal force regulation in the arch bridge fitting the arch first then fitting the girder formula work progress of each across footpath, maintains main arch
Optimal distance, reduces structural acessory internal force, improves construction quality and efficiency of construction.
(2) a kind of Arch Bridge Construction tie-rod regulating system that the present invention is provided, pressurize, mechanical anti-back anchor are closed by hydraulic pressure ring
Two layers of preventing mechanism, effective guarantee construction safety.
Brief description of the drawings
Fig. 1 is the structural representation for the through tied arch bridge mentioned in background technology.
Fig. 2 is a kind of structural representation of Arch Bridge Construction tie-rod regulating system of the present invention.
Fig. 3 is the structural representation of hydraulic pressure terminal in Fig. 2.
Fig. 4 is the structural representation of displacement transducer in Fig. 2.
Embodiment
The present invention is described in detail below in conjunction with the accompanying drawings.
Referring to Fig. 2-4, a kind of Arch Bridge Construction tie-rod regulating system, including hydraulic system 1, displacement transducer 2 and console
3.The hydraulic system 1 includes hydraulic pressure terminal 11 and hydraulic power unit 12, and the hydraulic pressure terminal 11 is arranged on the two ends of tie-rod 01, institute
Hydraulic power unit 12 is stated to be connected with the hydraulic pressure terminal 11 by hydraulic line 13.Hydraulic power unit 12 is that hydraulic pressure terminal 11 provides hydraulic pressure
Oil, the amount of force of the output of hydraulic pressure terminal 11 is adjusted according to the The hydraulic oil for being conveyed to hydraulic pressure terminal 11.Hydraulic power unit 12 with
Console 3 is connected by data wire.The hydraulic pressure terminal 11 is that can be driven and the device of output action power by hydraulic oil.The present invention
In one embodiment in, jack can be used.Preferably use centre-hole jack.More preferably, it is whole in the hydraulic pressure
The inside at end 11 is provided with mechanical anti-back anchor device 111, for preventing the emergency situations such as the decompression of hydraulic pressure terminal 11 from causing tie-rod to take off
Anchor.
Institute's displacement sensors 2 include fixing end 21 and telescopic lever 22, and the fixing end 21 is fixedly installed, described flexible
Pull bar 22 is fixedly connected with the end of arch rib 101.Displacement transducer 2 is used for the displacement of the end of curb girder arch rib 101, and will measurement
As a result following consoles 3 are conveyed to.The console 3 is connected by data wire 31 with displacement transducer 2.
The displacement data that institute's displacement sensors 2 are collected is transmitted to console 3, the console 3 by data wire 31
Control hydraulic power unit 12 to the pressurising of hydraulic pressure terminal 11, bleed off pressure, opened so as to adjust the tensioning of tie-rod 101 or put.
The built-in intelligence control system of console 3, the intelligence control system is fed back according to institute's displacement sensors 2
Displacement data, hydraulic power unit 12 described in intelligent control to the pressurising of hydraulic pressure terminal 11, bleed off pressure.
The measurement data of the real-time reception displacement transducer 2 of console 3, according to the default adjustment criteria of program, to liquid
Press pump station 12 sends pressurising, bleeds off pressure instruction.The hydraulic power unit 12 is connected to after instruction, is carried out pressurising to hydraulic pressure terminal 11, is bled off pressure,
Complete the tensioning of tie-rod and put to open, regulation change of arch costal shape changes with arch angle displacement in scope of design.
The hydraulic power unit 12 closes pressurize in stopping construction stage ring, forms first time preventing mechanism.It is described mechanical anti-
Move back anchor device and be manually moved to the supporting section bottom of hydraulic pressure terminal 11 in the stopping construction stage, form second layer preventing mechanism.
Institute's displacement sensors 2 are preferably rod-pulling type micrometer, measurement range ± 15cm, measurement accuracy ± 0.1mm.
Compared with prior art, following beneficial effect can be achieved in the present invention：
(1) a kind of Arch Bridge Construction tie-rod regulating system that the present invention is provided, can be achieved auto-adjustment control, can be applied in binder
The work stage carries out real-time monitoring, substitutes original artificial control mode, it is to avoid and manual operation error is reduced, method is simple, operation
Convenient, control accuracy is high, available for the tie-rod internal force regulation in the arch bridge fitting the arch first then fitting the girder formula work progress of each across footpath, maintains main arch
Optimal distance, reduces structural acessory internal force, improves construction quality and efficiency of construction.
(2) a kind of Arch Bridge Construction tie-rod regulating system that the present invention is provided, pressurize, mechanical anti-back anchor are closed by hydraulic pressure ring
Two layers of preventing mechanism, effective guarantee construction safety.
Embodiment in the present invention is only used for that the present invention will be described, and is not construed as limiting the scope of claims limitation,
Other substantial equivalent replacements that those skilled in that art are contemplated that, all fall in the scope of protection of the present invention.
Claims (5)
1. a kind of Arch Bridge Construction tie-rod regulating system, it is characterised in that including：
Hydraulic system；The hydraulic system includes hydraulic pressure terminal and hydraulic power unit, and the hydraulic power unit is that the hydraulic pressure terminal is carried
Feed flow is pressed oil, and adjusts the hydraulic coupling of the hydraulic pressure terminal output；The hydraulic system is used to apply active force to arch rib；
Displacement transducer；Institute's displacement sensors are used for the end displacement amount for measuring arch rib；
Console；The console is connected by data wire with the hydraulic power unit and displacement transducer；
The hydraulic pressure terminal is used to apply arch rib end active force, and institute's displacement sensors are used for the displacement of curb girder arch rib end
Measure and measurement result is transferred to console, the console controls the hydraulic power unit according to the data of institute's displacement sensors
The The hydraulic oil provided for the hydraulic pressure terminal.
2. a kind of Arch Bridge Construction tie-rod regulating system according to claim 1, it is characterised in that institute's displacement sensors bag
Include fixing end and telescopic lever.
3. a kind of Arch Bridge Construction tie-rod regulating system according to claim 1, it is characterised in that the hydraulic pressure terminal is to wear
Core type hydraulic jack.
4. a kind of Arch Bridge Construction tie-rod regulating system according to claim 1 or 3, it is characterised in that whole in the hydraulic pressure
The inside at end is provided with mechanical anti-back anchor device, for preventing hydraulic pressure terminal decompression from causing tie-rod slip.
5. a kind of Arch Bridge Construction tie-rod regulating system according to claim 1, it is characterised in that after the arch bridge is first encircles
The arch bridge of beam type construction method manufacture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710706670.9A CN107313354A (en) | 2017-08-17 | 2017-08-17 | A kind of Arch Bridge Construction tie-rod regulating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710706670.9A CN107313354A (en) | 2017-08-17 | 2017-08-17 | A kind of Arch Bridge Construction tie-rod regulating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107313354A true CN107313354A (en) | 2017-11-03 |
Family
ID=60176164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710706670.9A Pending CN107313354A (en) | 2017-08-17 | 2017-08-17 | A kind of Arch Bridge Construction tie-rod regulating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107313354A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108221694A (en) * | 2018-01-19 | 2018-06-29 | 中铁大桥局集团有限公司 | The method for installing long-span arch bridge tie-rod |
| CN108505449A (en) * | 2018-05-07 | 2018-09-07 | 安徽省公路桥梁工程有限公司 | The construction method of holder lifting system in a kind of CFST Arch Bridge water |
| CN108589539A (en) * | 2018-04-27 | 2018-09-28 | 广西路桥工程集团有限公司 | A kind of interim tie-rod is across installation method |
| CN110593076A (en) * | 2019-09-29 | 2019-12-20 | 广西路桥工程集团有限公司 | Steel pipe concrete tied arch bridge hunch seat horizontal displacement monitoring and control system |
| CN113846571A (en) * | 2021-11-10 | 2021-12-28 | 广西路桥工程集团有限公司 | Method for drawing and crossing temporary tie bar |
| CN113882256A (en) * | 2021-08-17 | 2022-01-04 | 中国港湾工程有限责任公司 | Adhesion hinged type sectional prefabricated assembled arch bridge and intelligent construction control method |
| CN114108445A (en) * | 2021-09-17 | 2022-03-01 | 上海建工一建集团有限公司 | Longitudinal beam and arch rib forming control device of steel arch bridge |
Citations (5)
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|---|---|---|---|---|
| JP2002294633A (en) * | 2001-03-30 | 2002-10-09 | Mitsubishi Heavy Ind Ltd | Method and device for constructing arch-shaped structural body |
| CN102353350A (en) * | 2011-07-06 | 2012-02-15 | 西南交通大学 | Apparatus for measuring structure horizontal displacement relative to roadbed |
| CN203904842U (en) * | 2014-05-23 | 2014-10-29 | 安徽红星机电科技股份有限公司 | Prestress tension automatic control system for cable-stayed bridge |
| CN106480829A (en) * | 2016-12-13 | 2017-03-08 | 上海浦东新区公路建设发展有限公司 | Derrick type arch bridge suspender intelligently changes system |
| CN207259964U (en) * | 2017-08-17 | 2018-04-20 | 上海浦东新区公路建设发展有限公司 | A kind of Arch Bridge Construction tie-rod regulating system |
-
2017
- 2017-08-17 CN CN201710706670.9A patent/CN107313354A/en active Pending
Patent Citations (5)
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| JP2002294633A (en) * | 2001-03-30 | 2002-10-09 | Mitsubishi Heavy Ind Ltd | Method and device for constructing arch-shaped structural body |
| CN102353350A (en) * | 2011-07-06 | 2012-02-15 | 西南交通大学 | Apparatus for measuring structure horizontal displacement relative to roadbed |
| CN203904842U (en) * | 2014-05-23 | 2014-10-29 | 安徽红星机电科技股份有限公司 | Prestress tension automatic control system for cable-stayed bridge |
| CN106480829A (en) * | 2016-12-13 | 2017-03-08 | 上海浦东新区公路建设发展有限公司 | Derrick type arch bridge suspender intelligently changes system |
| CN207259964U (en) * | 2017-08-17 | 2018-04-20 | 上海浦东新区公路建设发展有限公司 | A kind of Arch Bridge Construction tie-rod regulating system |
Non-Patent Citations (1)
| Title |
|---|
| 赵谦等: "京杭运河特大桥主桥刚架系杆拱施工技术" * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108221694A (en) * | 2018-01-19 | 2018-06-29 | 中铁大桥局集团有限公司 | The method for installing long-span arch bridge tie-rod |
| CN108221694B (en) * | 2018-01-19 | 2019-06-21 | 中铁大桥局集团有限公司 | Method for installing tie rods of long-span arch bridges |
| CN108589539A (en) * | 2018-04-27 | 2018-09-28 | 广西路桥工程集团有限公司 | A kind of interim tie-rod is across installation method |
| CN108589539B (en) * | 2018-04-27 | 2019-12-31 | 广西路桥工程集团有限公司 | Crossing installation method for temporary tie bar |
| CN108505449A (en) * | 2018-05-07 | 2018-09-07 | 安徽省公路桥梁工程有限公司 | The construction method of holder lifting system in a kind of CFST Arch Bridge water |
| CN108505449B (en) * | 2018-05-07 | 2019-09-03 | 安徽省公路桥梁工程有限公司 | A construction method for the hoisting system of the underwater support of a concrete-filled steel tube arch bridge |
| CN110593076A (en) * | 2019-09-29 | 2019-12-20 | 广西路桥工程集团有限公司 | Steel pipe concrete tied arch bridge hunch seat horizontal displacement monitoring and control system |
| CN113882256A (en) * | 2021-08-17 | 2022-01-04 | 中国港湾工程有限责任公司 | Adhesion hinged type sectional prefabricated assembled arch bridge and intelligent construction control method |
| CN113882256B (en) * | 2021-08-17 | 2024-06-25 | 中国港湾工程有限责任公司 | Adhesion hinged type segmented prefabricated assembled arch bridge and intelligent construction control method |
| CN114108445A (en) * | 2021-09-17 | 2022-03-01 | 上海建工一建集团有限公司 | Longitudinal beam and arch rib forming control device of steel arch bridge |
| CN113846571A (en) * | 2021-11-10 | 2021-12-28 | 广西路桥工程集团有限公司 | Method for drawing and crossing temporary tie bar |
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