CN108090284A - Application of reverse engineering technology in construction monitoring based on laser scanning modeling - Google Patents
Application of reverse engineering technology in construction monitoring based on laser scanning modeling Download PDFInfo
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- 238000010276 construction Methods 0.000 title claims abstract description 23
- 238000005516 engineering process Methods 0.000 title claims abstract description 13
- 238000012544 monitoring process Methods 0.000 title 1
- 238000004458 analytical method Methods 0.000 claims abstract description 17
- 238000007726 management method Methods 0.000 claims abstract description 10
- 238000013461 design Methods 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 9
- 238000004364 calculation method Methods 0.000 claims abstract description 7
- 238000003908 quality control method Methods 0.000 claims abstract description 7
- 238000012545 processing Methods 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000009412 basement excavation Methods 0.000 claims description 3
- 238000005538 encapsulation Methods 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 238000007405 data analysis Methods 0.000 abstract description 3
- 238000012986 modification Methods 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000000875 corresponding effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 241000350052 Daniellia ogea Species 0.000 description 1
- 238000010835 comparative analysis Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000012854 evaluation process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
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Abstract
The invention discloses an application of laser scanning modeling reverse engineering technology in construction supervision, which comprises supervision works such as station layout, scanning parameter setting, station splicing, point cloud data processing, earth volume calculation, quality control, three-dimensional digital filing of concealed engineering and completion data of a project by digital scanning modeling reverse engineering, and the like, wherein the traditional construction supervision means is improved, three-dimensional laser scanning and reverse modeling are applied to the construction supervision process, the supervision engineer can carry out three-dimensional scanning on the building entity, reverse BIM modeling is carried out, a model of the reverse BIM modeling is compared with a model of design BIM modeling, data analysis is carried out, problems or deviations occurring in the construction process are found, and timely modification is carried out, so that supervision analysis is more accurate, and the management quality and the project management efficiency are improved.
Description
Technical field
The present invention relates to laser scanning fields, in particular to one to be supervised based on laser scanning modeling reverse Engineering Technology in construction
Application in reason.
Background technology
Construction Supervision refers to that supervisor is entrusted by owner, owner represent within the scope of authority owner to engineering construction into
Degree, quality, investment, safety etc. are controlled and engineering contract and information are managed and coordinate each side's relation one of taking part in building
Serial supervision and management activity, traditional construction Supervision are related supervisors according to correlated quality acceptance specification application measurement work
Tool by on-the-spot test, is measured to obtain really reflecting structural quality data, and according to measured truthful data and design
Data are compared, and carry out manual evaluation, and this mode needs to expend substantial amounts of manpower with the time to complete, and measured
Truthful data do not ensure that precisely, and cannot macroscopic view carry out data analysis, may result in and generated in evaluation process
Some problems.
Development with 3 D laser scanning and the application in construction industry obtain abundant local ground space letter for people
Breath provides a kind of brand-new technological means.3 D laser scanning can in a few minutes, by the arbitrary building in scan vision,
Constant infrared waves is outwards projected from scanning device by phase-shifting technique, light is reflected back scanning device from body surface, record
X, Y, the Z coordinate each put, ground based scanning equipment are covered 360 ° of visuals field and are represented in the form of three-dimensional point cloud, and each point has essence
True coordinate, therefore put and away from measurement can reach a millimeter precision, by 3 D laser scanning can it is safe and accurate, fast Acquisition is complete
The whole several shapes in surface.
The content of the invention
The present invention is characterized in that a kind of application process based on laser scanning modeling reverse Engineering Technology, including：
(1) survey station is laid, including according to Specific construction earthwork area, arranging scanner target quantity and position；
(2) sweep parameter is set, including setting scanning resolution, and ensures the scanning target energy quilt of arrangement in step (1)
Scanner correctly identifies；
(3) survey station splices, including carrying out multistation scanning according to construction area and splicing each station scan data；
(4) Point Cloud Processing, the data including step (3) is obtained upload point cloud, and carry out Point-clouds Registration, soil
Square border determines, denoising, builds curved surface, determines elevation datum；
(5) Earthwork Calculation, the data including being handled according to step (4) carry out reverse modeling, loading Model Measured with setting
Count model；
(6) quality control including step (5) Model Measured is compared with designing a model, and provides analysis result report
It accuses；
(7) three-dimensional digital has been carried out to the concealed work and completion information of the project with digital scan modeling reverse-engineering
The management of archive.
Further, covering Duplication >=30% that multistation scans in the step (3).
Further, step (5) Earthwork Calculation includes A1, imports data, establishes Measured Coordinates system；
B1, PointSense for Revit reverse modelings are used in Revit；
C1, Model Measured is loaded with designing a model using Geomagic Control softwares；
D1, use " calculating volume to plane " function, will survey surface model and the datum plane phase that area's encapsulation finishes respectively
Subtract to get to corresponding " upper volume " (amount of excavation), " following volume " (amount of fill) and " total " (total side amount).
Further, step (6) quality control includes A2, compares Model Measured with designing a model；
B2, check whether bar gauge, quantity, spacing, size meet design or code requirement, and provide analysis result report
It accuses；
C2, poor agent structure size, surface smoothness, verticality, interior net storey height, the room standard width of a room in an old-style house and depth deviation are checked,
And provide analysis result information；
D2, check in the offset of steel structural rod piece Centroid, the rise of arch of curve of center line of the bar, assembled rigid unit length, bearing
Heart offset etc., and provide analysis result information；
E2, inspection check offset deviation during electromechanical pipeline construction, and provide analysis result information.
Laser scanning, modeling, reverse Engineering Technology are applied in construction Supervision in the present invention, supervising engineer can lead to
It crosses and 3-D scanning is carried out to architectural entity, and carry out reverse BIM modelings, the model that reverse BIM is modeled and design BIM modelings
Model is compared, and is carried out data analysis, can clearly be found the problem or deviation in work progress, time update,
So that management analysis is more accurate, management quality and project management efficiency are improved.
Description of the drawings
Attached drawing 1 is the laser scanning that present pre-ferred embodiments provide, the principle flow chart modeled.
It is architectural entity that attached drawing 2 is provided for present pre-ferred embodiments, design BIM models, three-dimensional point cloud model, reverse
BIM model interaction schematic diagrames.
Specific embodiment
With reference to attached drawing 1-2, a kind of application process based on laser scanning modeling reverse Engineering Technology is laid including (1) and is surveyed
It stands, including according to Specific construction earthwork area, arranging scanner target quantity and position；
(2) sweep parameter is set, including setting scanning resolution, and ensures the scanning target energy quilt of arrangement in step (1)
Scanner correctly identifies；
(3) survey station splices, including carrying out multistation scanning according to construction area and splicing each station scan data；
(4) Point Cloud Processing, the data including step (3) is obtained upload point cloud, and carry out Point-clouds Registration, soil
Square border determines, denoising, builds curved surface, determines elevation datum；
(5) Earthwork Calculation, the data including being handled according to step (4) carry out reverse modeling, loading Model Measured with setting
Count model；
(6) quality control including step (5) Model Measured is compared with designing a model, and provides analysis result report
It accuses；
(7) three-dimensional digital has been carried out to the concealed work and completion information of the project with digital scan modeling reverse-engineering
The management of archive.
Preferably, covering Duplication >=30% that multistation scans in the step (3).
Preferably, step (5) Earthwork Calculation includes A1, imports data, establishes Measured Coordinates system；
B1, PointSense for Revit reverse modelings are used in Revit；
C1, Model Measured is loaded with designing a model using Geomagic Control softwares；
D1, use " calculating volume to plane " function, will survey surface model and the datum plane phase that area's encapsulation finishes respectively
Subtract to get to corresponding " upper volume " (amount of excavation), " following volume " (amount of fill) and " total " (total side amount).
Preferably, step (6) quality control includes A2, compares Model Measured with designing a model；
B2, check whether bar gauge, quantity, spacing, size meet design or code requirement, and provide analysis result report
It accuses；
C2, poor agent structure size, surface smoothness, verticality, interior net storey height, the room standard width of a room in an old-style house and depth deviation are checked,
And provide analysis result information；
D2, check in the offset of steel structural rod piece Centroid, the rise of arch of curve of center line of the bar, assembled rigid unit length, bearing
Heart offset etc., and provide analysis result information；
E2, inspection check offset deviation during electromechanical pipeline construction, and provide analysis result information.
Below in conjunction with specific embodiment, the invention will be further described.
Application based on laser scanning modeling reverse Engineering Technology in construction Supervision, somewhere Library Project include the use of
Three-dimensional laser scanner carries out ground digital scanning to architectural entity target；Data processing is carried out using FARO Scene softwares,
Generation high-precision, highdensity three-dimensional colour point cloud model；Under Geomagic Qualify environment, to earthwork engineering of foundation pit into
Quantities quantitative analysis is gone；Under Geomagic Control environment, agent structure, steel construction, equipment installation etc. are generated
ENGINEERING POINT cloud project data, the reverse BIM numbers established by reverse-engineering in Revit using PointSense for Revit
Word model and virtual design BIM models have carried out 3-dimensional digital deviation, three-dimensional schedule variance comparative analysis；It is built using digital scan
Mould reverse-engineering has carried out the concealed work and completion information of the project managements such as three-dimensional digital archive.
Reverse BIM models are founded by PointSense for Revit reverse modelings software to compare with design BIM models,
Examining report is automatically generated, and automatically analyzes out and does not conform to lattice site and deviation, measuring point pillar at 3 is detected shown in following table
Sectional dimension is more than specification tolerance scope.
| Title | Measured value | Nominal value | Deviation | State | Upper tolerance | Lower tolerance |
| D14 | 0.7959 | 0.8000 | -0.0041 | Pass through | 0.0080 | -0.0050 |
| D15 | 0.8005 | 0.8000 | 0.0005 | Pass through | 0.0080 | -0.0050 |
| D17 | 0.8002 | 0.8000 | 0.0002 | Pass through | 0.0080 | -0.0050 |
| D18 | 0.7915 | 0.8000 | -0.0085 | Do not pass through | 0.0080 | -0.0050 |
| D19 | 0.7915 | 0.8000 | -0.0075 | Do not pass through | 0.0080 | -0.0050 |
| D20 | 0.7925 | 0.8000 | 0.0006 | Do not pass through | 0.0080 | -0.0050 |
| D25 | 0.8006 | 0.8000 | 0.0000 | Pass through | 0.0080 | -0.0050 |
| D26 | 0.8000 | 0.8000 | 0.0000 | Pass through | 0.0080 | -0.0050 |
| D27 | 0.8000 | 0.8000 | 0.0000 | Pass through | 0.0080 | -0.0050 |
| D28 | 0.7960 | 0.8000 | -0.0040 | Pass through | 0.0080 | -0.0050 |
The present invention and embodiments thereof are described above, this description is no restricted, attached shown in figure
Simply one of embodiments of the present invention, actual structure are not limited thereto.All in all if the ordinary skill of this field
Personnel are enlightened by it, without departing from the spirit of the invention, are not inventively designed and the technical solution phase
As frame mode and embodiment, be within the scope of protection of the invention.
Claims (4)
1. a kind of application process based on laser scanning modeling reverse Engineering Technology, which is characterized in that including：
(1) survey station is laid, including according to Specific construction earthwork area, arranging scanner target quantity and position；
(2) sweep parameter is set, including setting scanning resolution, and ensures that the scanning target of arrangement in step (1) can be scanned
Instrument correctly identifies；
(3) survey station splices, including carrying out multistation scanning according to construction area and splicing each station scan data；
(4) Point Cloud Processing, the data including step (3) is obtained upload point cloud, and carry out Point-clouds Registration, earthwork side
Boundary determines, denoising, builds curved surface, determines elevation datum；
(5) Earthwork Calculation, the data including being handled according to step (4) carry out reverse modeling, loading Model Measured and design mould
Type；
(6) quality control including step (5) Model Measured is compared with designing a model, and provides analysis result information；
(7) three-dimensional digital archive has been carried out to the concealed work and completion information of the project with digital scan modeling reverse-engineering
Management.
2. a kind of application process based on laser scanning modeling reverse Engineering Technology according to claim 1, feature exist
In：Covering Duplication >=30% that multistation scans in the step (3).
3. a kind of application process based on laser scanning modeling reverse Engineering Technology according to claim 1, feature exist
In：Step (5) Earthwork Calculation includes A1, imports data, establishes Measured Coordinates system；
B1, PointSense for Revit reverse modelings are used in Revit；
C1, Model Measured is loaded with designing a model using Geomagic Control softwares；
D1, use " calculating volume to plane " function, the surface model and datum plane for respectively finishing the encapsulation of survey area subtract each other, i.e.,
It obtains corresponding " upper volume " (amount of excavation), " following volume " (amount of fill) and " total " (total side's amount).
4. a kind of application process based on laser scanning modeling reverse Engineering Technology according to claim 1, feature exist
In：Step (6) quality control includes A2, compares Model Measured with designing a model；
B2, check whether bar gauge, quantity, spacing, size meet design or code requirement, and provide analysis result information；
C2, poor agent structure size, surface smoothness, verticality, interior net storey height, the room standard width of a room in an old-style house and depth deviation are checked, and gone out
Has analysis result information；
D2, check that the offset of steel structural rod piece Centroid, the rise of arch of curve of center line of the bar, assembled rigid unit length, bearing center are inclined
Move etc., and provide analysis result information；
E2, inspection check offset deviation during electromechanical pipeline construction, and provide analysis result information.
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Cited By (28)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109063315A (en) * | 2018-07-26 | 2018-12-21 | 成都飞机工业（集团）有限责任公司 | A kind of flaring catheter length control method based on Digitized manufacturing |
| CN109345195A (en) * | 2018-09-13 | 2019-02-15 | 深圳市栋森工程项目管理有限公司 | A kind of project supervision monitoring and managing method and system based on BIM |
| CN109816788A (en) * | 2019-01-17 | 2019-05-28 | 中国公路工程咨询集团有限公司 | A kind of three-dimensional geological object model method based on three-dimensional laser point cloud data |
| CN109916303A (en) * | 2019-04-01 | 2019-06-21 | 上海宝冶建筑工程有限公司 | A kind of racing track competition testing method |
| CN109959345A (en) * | 2019-04-10 | 2019-07-02 | 国网上海市电力公司 | The contactless actual measurement actual quantities method and system of cable laying based on 3-D scanning |
| CN110210135A (en) * | 2019-06-04 | 2019-09-06 | 施甸县保施高速公路投资开发有限公司 | A kind of slope project entire area quality evaluation technology |
| CN110580564A (en) * | 2018-06-07 | 2019-12-17 | 国网经济技术研究院有限公司 | Method for assisting in acceptance of line engineering completion by three-dimensional design result of power transmission line |
| CN110608683A (en) * | 2019-08-06 | 2019-12-24 | 同济大学 | Quality evaluation method for large-size building component combining laser scanner and BIM |
| CN110864625A (en) * | 2019-11-18 | 2020-03-06 | 上海建工四建集团有限公司 | Method and system for installing, positioning and detecting construction site equipment |
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| CN111197979A (en) * | 2019-06-20 | 2020-05-26 | 广东领盛装配式建筑科技有限公司 | Building detection method and device based on point cloud data analysis |
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