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CN110055901A - Control method for realizing closure precision of pushing steel pipe arch rib based on BIM technology - Google Patents

Control method for realizing closure precision of pushing steel pipe arch rib based on BIM technology Download PDF

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Publication number
CN110055901A
CN110055901A CN201910404935.9A CN201910404935A CN110055901A CN 110055901 A CN110055901 A CN 110055901A CN 201910404935 A CN201910404935 A CN 201910404935A CN 110055901 A CN110055901 A CN 110055901A
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CN
China
Prior art keywords
arch rib
pushing tow
steel tube
closure
tube 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.)
Pending
Application number
CN201910404935.9A
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Chinese (zh)
Inventor
于安文
郭军
张学斌
李合亮
马辉杰
李延强
姚利珍
谢建民
王海军
陈俊波
严定国
潘新江
夏晓慧
郑文涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Railway 15th Bureau Group Co Ltd
Fifth Engineering Co Ltd of China Railway 15th Bureau Group Co Ltd
Original Assignee
China Railway 15th Bureau Group Co Ltd
Fifth Engineering Co Ltd of China Railway 15th Bureau Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China Railway 15th Bureau Group Co Ltd, Fifth Engineering Co Ltd of China Railway 15th Bureau Group Co Ltd filed Critical China Railway 15th Bureau Group Co Ltd
Priority to CN201910404935.9A priority Critical patent/CN110055901A/en
Publication of CN110055901A publication Critical patent/CN110055901A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D21/00Methods or apparatus specially adapted for erecting or assembling bridges
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D2101/00Material constitution of bridges
    • E01D2101/20Concrete, stone or stone-like material
    • E01D2101/24Concrete
    • E01D2101/26Concrete reinforced

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

The invention belongs to the technical field of railway construction, and relates to a control method for realizing closure precision of a pushing steel pipe arch rib based on a BIM (building information modeling) technology. The invention relates to a control method for realizing closure precision of a pushing steel pipe arch rib based on a BIM technology, which adopts the BIM technology to realize the control of the closure precision of the pushing steel pipe arch rib by controlling three factors, namely before pushing, before embedding and closing after pushing in place and before temperature, and the BIM technology is utilized to acquire and control three-dimensional deviation intuitive data of an arch base embedded steel pipe arch rib and a pushing section steel pipe arch rib, so that the control method becomes a decisive factor for realizing the closure precision of the embedding and closing section of the arch rib; the powerful 'digital' modeling function of the BIM technology is adopted, and actually measured three-dimensional coordinate data provided by measuring personnel is utilized; loading the data into a project tab, and then realizing two times of data comparison before the space pushing steel pipe arch rib closure; the accurate position of deviation overrun is judged visually by utilizing the 3D visual function, and the embedding and repairing closure precision is ensured to meet the standard requirement.

Description

A kind of control method for realizing pushing tow steel tube arch rib closure precision based on BIM technology
Technical field
The invention belongs to construction of railways technical fields, and in particular to one kind realizes that pushing tow steel tube arch rib closes based on BIM technology The control method of imperial precision.
Background technique
High-speed Passenger Dedicated Lines large-span continuous beam-arch belongs to typical beam-arch composite structure.The structure have greatly across The features such as degree, structure is complicated, and system transform program is more, long construction period.Continuous beam-arch uses the construction method of first beam rear arch, Construction of continuous beam has been highly developed construction technology;Construction technology process are as follows: preparation of construction → skewback embedded steel tube arch rib Segment → setting up steel tube arch rib bracket → pours pushing tow basis installation rail → installation pushing tow roller box group, in length and breadth beam, lateral shellfish thunder Beam group → from the symmetrical segmented installation steel tube arch rib in both ends, installation longitudinal direction Bailey beam, the interim steel strand wires of tensioning → dismounting tubular arch Rib bracket → installation pushing tow jack, examination push away, and → formal pushing tow → pushing tow is in place → welds embedding benefit closure section → dismounting pushing tow dress It sets, interim steel strand wires are put and open → pour skewback second stage concrete;Conventionally calculation is carried out for the deviation of closure section in the prior art, But it is a lack of visuality;When especially needing to take satisfactory after correcting, lacks intuitive visual reference, cannot achieve scheme mould It is quasi-.
Summary of the invention
Pushing tow steel tube arch rib is realized based on BIM technology in order to solve the above technical problems, the purpose of the present invention is to propose to one kind The control method for precision of joining the two sections of a bridge, etc.
The present invention adopts the following technical solutions to accomplish the above objectives:
A kind of control method for being realized pushing tow steel tube arch rib closure precision based on BIM technology, control method are passed through using BIM technology To before pushing tow, after pushing tow is in place not yet before the closure of embedding benefit and three factors of temperature carry out control to realize pushing tow steel tube arch rib The control for precision of joining the two sections of a bridge, etc, the specific steps of which are as follows:
1) measurement data is collected
Steel tube arch rib is metal material;Is influenced easy steel tube arch rib horizontal displacement and the vertical deflection of causing by temperature gradient effect Variation;According to the requirement of design drawing, the embedding construction temperature for mending closure section is controlled in 15 DEG C~25 DEG C ranges;In order to preferably anti- Reflect the influence of temperature factor;Arch rib pushing tow leading edge was measured by survey crew respectively from morning and at dusk daily in 5 days before formal pushing tow Upper lower chord tube coordinate and absolute altitude, analysis steel tube arch rib determine most reasonable closure opportunity in temperature stress effect bottom offset variation;
2) it models:
Perfect architectural engineering BIM model is established on BIM modeling software, the foundation of BIM modeling software depends on Revit2016;Establish skewback embedded section steel tube arch rib and pushing tow section steel tube arch rib race respectively using Revit2016;Before modeling, root According to the construction arch that design drawing provides, this two sections arch is intercepted respectively and is saved respectively;It is then introduced into Revit2016 This two sections of steel tube arch ribs are respectively created out using setting out in metric system conventional model race;Then the measurement provided with survey crew Data form reference axis in CAD and mark coordinate;Opening project tabs imports CAD reference axis, and in the venue Basic point and direction point are set, being loaded into race, then successively dragging is aligned to designated position;
3) deviation is picked up:
It is transferred to plan view, the method by extending auxiliary line mark successively marks out plane in Revit2016 tabs The deviation of position, then it is transferred to pickup height variation value in elevation;It is analyzed according to the data of pickup;According to " highway work Journey quality inspection and evaluation standard " JTG F80/1-2017 regulation, steel tube arch rib installation: axis deviation≤L/6000, and≤50mm. Arch rib elevation ± L/3000, and it is no more than ± 50mm;But in order to preferably control steel tube arch rib precision, before pushing tow, data When deviation is greater than 10mm, that is, need to take effective deviation corrective action;Ensure pushing tow in place and after closure, steel tube arch rib is flat Face, height variation can further decrease deviation within the scope of code tolerance value, it is ensured that steel tube arch rib wire shaped meets Design requirement;
4) precision controlling of pushing tow process:
By the real-time observed deviation of BIM model, after deviation is modulated to less than is equal to 10mm, pushing tow, top are carried out to closure section It pushes away exactly using the rail being laid with, by steel tube arch rib support system below, by the cunning of hydraulic jack driving roller box group Wheel realizes Forward;The rear support of pushing tow jack is mainly exactly the rail clamping device by being located on rail;Folder rail dress inside rail clamping device It sets in " toed-in ";When jack oil inlet, pusher holds out against rail clamping device and track, by inertia band rail clamping device forward, pine when oil return Open holding device;Therefore the roller box group sliding of left and right two must synchronize, and utilize ready-portioned graduated scale control left and right sides in advance Jacking is formed, it is ensured that pushing tow displacement accuracy;
5) the not yet embedding control mended before the preceding formal pushing tow of closure after pushing tow is in place:
After pushing tow, skewback embedded section steel tube arch rib distance is wait push away a section steel tube arch rib 265m;It is successfully being solved still using BIM technology Non- pushing tow can three-dimensional visualization accurately intuitively calculate plan-position and height variation, deviation data adjusts in time according to this Correct the steel rail laying precision of 265m, it is ensured that before pushing tow welds embedding benefit closure section in place and formally, change of error exists before and after pushing tow Pre-control range, so that it is guaranteed that the embedding construction quality for mending closure section.
The embedding benefit closure section is arranged at each skewback of steel tube arch rib, totally 4 closure sections.
A kind of control method for realizing pushing tow steel tube arch rib closure precision based on BIM technology proposed by the present invention, utilizes BIM Technology becomes realization arch rib to skewback embedded steel tube arch rib and pushing tow section steel tube arch rib three-dimensional deviation visual data acquisition and control The embedding deciding factor for mending section closure precision;And " digitlization " modeling function for using BIM technology powerful, it is mentioned using survey crew The actual measurement three-dimensional coordinate data of confession;It is loaded into project tabs, can be realized in preceding twice numbers of space pushing tow steel tube arch rib closure According to comparison;Intuitively judged to deviate the accurate location to transfinite using 3D visual function, and then take strong satisfactory after correcting, really It protects embedding benefit closure precision and meets code requirement.
Specific embodiment
The present invention is illustrated in conjunction with specific embodiments:
A kind of control method for being realized pushing tow steel tube arch rib closure precision based on BIM technology, control method are passed through using BIM technology To before pushing tow, after pushing tow is in place not yet before the closure of embedding benefit and three factors of temperature carry out control to realize pushing tow steel tube arch rib The control for precision of joining the two sections of a bridge, etc, the specific steps of which are as follows:
1) measurement data is collected
Steel tube arch rib is metal material.Is influenced easy steel tube arch rib horizontal displacement and the vertical deflection of causing by temperature gradient effect Variation.According to the requirement of design drawing, the embedding construction temperature for mending closure section is controlled in 15 DEG C~25 DEG C ranges.Due to the positive place that constructs Hot weather construction, embedding benefit closure section construction should be advisable at 5 points~7 o'clock in the morning.In order to preferably reflect the influence of temperature factor.Just Lower chord tube coordinate and absolute altitude in arch rib pushing tow leading edge were measured by survey crew respectively from morning and at dusk daily in 5 days before formula pushing tow, Steel tube arch rib is analyzed in temperature stress effect bottom offset variation, determines most reasonable closure opportunity;Survey crew is close to according to morning Late two periods adhere to measuring daily.The data being collected into are performed and are compared;It is analyzed and is compared by data, found out under different periods Changing rule of the temperature to the Influence of Displacement of steel tube arch rib;Table 1 provides skewback embedded section coordinate table of altitude;Table 2 is provided to pushing tow Section coordinate table of altitude;
Table 1
Title Y X Z
Mouth winds up under left side 531775.045 3668494.195 160.278
Left side is suitable for reading to wind up 531775.509 3668495.317 161.861
Mouth winds up under right side 531764.173 3668498.78 160.263
Right side is suitable for reading to wind up 531764.629 3668499.904 161.835
Table 2
Title Y X Z
Wind up arch rib in left side 531672.065 3668249.923 162.358
Wind up arch rib in left side 531616.656 3668118.418 170.028
Wind up arch rib on right side 531661.208 3668254.492 162.377
Wind up arch rib on right side 531605.799 3668122.993 170.019
2) it models:
Perfect architectural engineering BIM model is established on BIM modeling software, the foundation of BIM modeling software depends on Revit2016;Establish skewback embedded section steel tube arch rib and pushing tow section steel tube arch rib race respectively using Revit2016;Before modeling, root According to the construction arch that design drawing provides, this two sections arch is intercepted respectively and is saved respectively;It is then introduced into Revit2016 This two sections of steel tube arch ribs are respectively created out using setting out in metric system conventional model race;Then the measurement provided with survey crew Data form reference axis in CAD and mark coordinate;Opening project tabs imports CAD reference axis, and in the venue Basic point and direction point are set, being loaded into race, then successively dragging is aligned to designated position;
3) deviation is picked up
It is transferred to plan view, the method by extending auxiliary line mark successively marks out plane in Revit2016 tabs The deviation of position, then be transferred in elevation and pick up height difference.It is analyzed according to the data of pickup, effective deviation is taken to arrange It applies;It is provided according to " Road Engineering Quality Checking And Evaluation standard " JTG F80/1-2017, steel tube arch rib installation: axis deviation≤L/ 6000, and≤50mm.Arch rib elevation ± L/3000, and it is no more than ± 50mm;But in order to preferably control steel tube arch rib precision, Before pushing tow, when data deviation is greater than 10mm, that is, need to take effective deviation corrective action;Ensure that pushing tow is in place and joins the two sections of a bridge, etc Afterwards, steel tube arch rib plane, height variation are within the scope of code tolerance value, and can further decrease deviation, it is ensured that steel pipe Arc rib alignment shape meets design requirement;Integrally to route outside, there are 10.7mm's for section left side to be pushed away steel tube arch rib in the embodiment Deviation, there are the deviations of 10.1mm to route inside for right side steel tube arch rib;Wind up height difference 518mm suitable for reading for embedding benefit closure section two sides, Design height difference 510mm, thus wait push away a section steel tube arch rib wind up it is suitable for reading wind up than skewback embedded section it is suitable for reading high: 518-510=8mm;
4) precision controlling of pushing tow process
Pushing tow is exactly, by steel tube arch rib support system below, to drive roller box by hydraulic jack using the rail being laid with The pulley of group realizes Forward.The rear support of pushing tow jack is mainly exactly the rail clamping device by being located on rail.Inside rail clamping device Rail clamping device is in " toed-in ".When jack oil inlet, pusher holds out against rail clamping device and track, by inertia band folder rail forward when oil return Device unclamps holding device.Therefore the roller box group sliding of left and right two must synchronize, and utilize ready-portioned graduated scale control left and right in advance The jacking of side is formed, it is ensured that pushing tow displacement accuracy.
) deviation removing measure
Before formal pushing tow, skewback embedded section steel tube arch rib distance is wait push away a section steel tube arch rib 265m.It is successfully being solved using BIM technology Determined not yet pushing tow can three-dimensional visualization accurately intuitively calculate plan-position and height variation, this compared to being exactly in the past One great technological break-through.The steel rail laying precision for this timely being adjusted with deviation data to correction 265m, adjusts as follows: flat Face position deviation is asked on the basis of arch springing embedded section steel tube arch rib, according to deviation and corresponding length according to linear interpolation The deviation of every 5m out.On the basis of this data, in track foundation top surface snap the line, adjusted by field measurement by artificial partial lateral Rail is corrected deviation in place by location of rail adjustment.High process control: steel tube arch rib is observed according to preceding 5 days different periods Elevation is adjusted in place by deformation by tensioning/put lock foot steel strand wires;Ensure that pushing tow in place and formally welds embedding benefit closure section Before, change of error ensures that the embedding construction quality for mending closure section in pre-control range before and after pushing tow.
Timing, plane deviation is uniformly shared using the similar method for considering camber of method of linear interpolation, by measuring technique Personnel's snap the line controls rail plane and is laid with precision.High process control is to comprehensively consider continuous beam downwarp factor caused by pushing tow weight suitable Work as amendment.Amendment, which can be less than 10mm using the measure method for loosening interim presstressed reinforcing steel, deviation, can not have to amendment.This example is inclined Poor 8mm, there is no need to correct.

Claims (2)

1. a kind of control method for realizing pushing tow steel tube arch rib closure precision based on BIM technology, it is characterised in that: control method is adopted Passed through with BIM technology to before pushing tow, after pushing tow is in place not yet before the closure of embedding benefit and three factors of temperature carry out control to real The control of existing pushing tow steel tube arch rib closure precision, the specific steps of which are as follows:
1) measurement data is collected
Steel tube arch rib is metal material;Is influenced easy steel tube arch rib horizontal displacement and the vertical deflection of causing by temperature gradient effect Variation;According to the requirement of design drawing, the embedding construction temperature for mending closure section is controlled in 15 DEG C~25 DEG C ranges;In order to preferably anti- Reflect the influence of temperature factor;Arch rib pushing tow leading edge was measured by survey crew respectively from morning and at dusk daily in 5 days before formal pushing tow Upper lower chord tube coordinate and absolute altitude, analysis steel tube arch rib determine most reasonable closure opportunity in temperature stress effect bottom offset variation;
2) it models:
Perfect architectural engineering BIM model is established on BIM modeling software, the foundation of BIM modeling software depends on Revit2016;Establish skewback embedded section steel tube arch rib and pushing tow section steel tube arch rib race respectively using Revit2016;Before modeling, root According to the construction arch that design drawing provides, this two sections arch is intercepted respectively and is saved respectively;It is then introduced into Revit2016 This two sections of steel tube arch ribs are respectively created out using setting out in metric system conventional model race;Then the measurement provided with survey crew Data form reference axis in CAD and mark coordinate;Opening project tabs imports CAD reference axis, and in the venue Basic point and direction point are set, being loaded into race, then successively dragging is aligned to designated position;
3) deviation is picked up:
It is transferred to plan view, the method by extending auxiliary line mark successively marks out plane in Revit2016 tabs The deviation of position, then it is transferred to pickup height variation value in elevation;It is analyzed according to the data of pickup;According to " highway work Journey quality inspection and evaluation standard " JTG F80/1-2017 regulation, steel tube arch rib installation: axis deviation≤L/6000, and≤50mm. Arch rib elevation ± L/3000, and it is no more than ± 50mm;But in order to preferably control steel tube arch rib precision, before pushing tow, data When deviation is greater than 10mm, that is, need to take effective deviation corrective action;Ensure pushing tow in place and after closure, steel tube arch rib is flat Face, height variation can further decrease deviation within the scope of code tolerance value, it is ensured that steel tube arch rib wire shaped meets Design requirement;
4) precision controlling of pushing tow process:
By the real-time observed deviation of BIM model, after deviation is modulated to less than is equal to 10mm, pushing tow, top are carried out to closure section It pushes away exactly using the rail being laid with, by steel tube arch rib support system below, by the cunning of hydraulic jack driving roller box group Wheel realizes Forward;The rear support of pushing tow jack is mainly exactly the rail clamping device by being located on rail;Folder rail dress inside rail clamping device It sets in " toed-in ";When jack oil inlet, pusher holds out against rail clamping device and track, by inertia band rail clamping device forward, pine when oil return Open holding device;Therefore the roller box group sliding of left and right two must synchronize, and utilize ready-portioned graduated scale control left and right sides in advance Jacking is formed, it is ensured that pushing tow displacement accuracy;
5) the not yet embedding control mended before the preceding formal pushing tow of closure after pushing tow is in place:
After pushing tow, skewback embedded section steel tube arch rib distance is wait push away a section steel tube arch rib 265m;It is successfully being solved still using BIM technology Non- pushing tow can three-dimensional visualization accurately intuitively calculate plan-position and height variation, deviation data adjusts in time according to this Correct the steel rail laying precision of 265m, it is ensured that before pushing tow welds embedding benefit closure section in place and formally, change of error exists before and after pushing tow Pre-control range, so that it is guaranteed that the embedding construction quality for mending closure section.
2. a kind of control method for realizing pushing tow steel tube arch rib closure precision based on BIM technology as described in claim 1, special Sign is: the embedding benefit closure section is arranged at each skewback of steel tube arch rib, totally 4 closure sections.
CN201910404935.9A 2019-05-16 2019-05-16 Control method for realizing closure precision of pushing steel pipe arch rib based on BIM technology Pending CN110055901A (en)

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CN110725212A (en) * 2019-10-24 2020-01-24 广西路桥工程集团有限公司 Method for determining target pile number and target elevation of steel pipe arch rib installation control point
CN116305490A (en) * 2023-04-13 2023-06-23 中交路桥建设有限公司 Method for calculating deviation of arch rib in position before secondary vertical rotation
CN117119402A (en) * 2023-10-11 2023-11-24 中铁八局集团第一工程有限公司 Construction monitoring method for large-span steel truss arch bridge

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CN110725212B (en) * 2019-10-24 2021-03-16 广西路桥工程集团有限公司 Method for determining target pile number and target elevation of steel pipe arch rib installation control point
CN116305490A (en) * 2023-04-13 2023-06-23 中交路桥建设有限公司 Method for calculating deviation of arch rib in position before secondary vertical rotation
CN117119402A (en) * 2023-10-11 2023-11-24 中铁八局集团第一工程有限公司 Construction monitoring method for large-span steel truss arch bridge

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