CN109033592A - A kind of BIM setting out method of abnormity decoration panel - Google Patents
A kind of BIM setting out method of abnormity decoration panel Download PDFInfo
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Abstract
The invention discloses a kind of BIM setting out method of special-shaped decoration panel, are related to the realm of building construction.Setting out method of the invention includes measuring process, scanning step, modeling procedure, setting-out step and repetition measurement step；The SURVEYING CONTROL NETWORK established and there are several control points is laid in measuring process；Spatial digitizer is used to carry out 3-D scanning to building structure main body to obtain the three-dimensional data of building structure main body in scanning step；3 d scan data is organized into a cloud in modeling procedure and inversely establishes building structure main body BIM model, BIM model is adjusted to the BIM model and SURVEYING CONTROL NETWORK Data Integration on SURVEYING CONTROL NETWORK coordinate to.Building structure threedimensional model and SURVEYING CONTROL NETWORK are fitted by setting out method of the invention using BIM, are not only suitable for interior, are also applied for outdoor, can instruct to carry out setting-out in building structure during construction more scientifically and accurately to install building block.
Description
Technical field
Originally it is related to building decoration construction field more particularly to a kind of BIM setting out method of special-shaped decoration panel.
Background technique
It is the new material of Architecture Outer Curtain Wall or interior space facing, new currently, with the development of scientific and technological progress and Building technology
Technique, new technology continue to bring out, due to special-shaped facing have stronger decorative effect, architect often choose irregular building structure and
Special-shaped decoration panel (including outdoor decoration panel, indoor facing plate) builds the element of unique individualities to show.
But be the irregular building structure of irregular moulding for random flat facade, space three-dimensional, it is built to abnormity
During building structure carries out installation, have that engineering construction area is big, interspersed operation of constructing is more, place internal environment is answered
The feature of miscellaneous, engineering survey environment complexity.In addition, being easy during construction and installation at the scene due to leading to building structure
Main structure includes different structural-system, it is made to there is the temperature difference difference expanded with heat and contract with cold, simultaneously because special-shaped decoration panel space knot
Structure is different, so that surveying and locating positioning is very difficult during the installation of special-shaped decoration panel.
Summary of the invention
For overcome the deficiencies in the prior art, the purpose of the present invention is to provide a kind of setting-out sides BIM of special-shaped decoration panel
Method, this method facilitate the precision for improving special-shaped decoration panel installation setting-out.
The purpose of the present invention adopts the following technical scheme that realization:
A kind of BIM setting out method of abnormity decoration panel, comprising the following steps:
Measuring process: site operation control point is chosen in on-site land survey, lays the SURVEYING CONTROL NETWORK with several control points,
The SURVEYING CONTROL NETWORK includes horizontal control network and vertical control network；
Scanning step: spatial digitizer is used to carry out 3-D scanning to building structure main body to obtain building structure main body
Three-dimensional data；
Modeling procedure: being organized into a cloud for 3 d scan data and inversely establishes building structure main body BIM model, by BIM
Model and SURVEYING CONTROL NETWORK Data Integration, BIM model is adjusted on SURVEYING CONTROL NETWORK coordinate；
Setting-out step: preparing measuring instrument and measurement indicates, according to design drawing, layout point, root are chosen in BIM model
According to the coordinate data of the layout point in BIM model, the control point in SURVEYING CONTROL NETWORK is chosen, station rack is directly set on control point and sets
Measuring instrument is turned the layout point in BIM model by measuring instrument conjunction measuring mark to setting measurement mark at setting-out
Construction site is moved to, and the layout point determined to construction site is marked；
Repetition measurement step: after building block construction and installation to layout point, at least three characteristic point of building block is chosen, is prepared
Measuring instrument and measurement indicate, set up measuring instrument on the control point in SURVEYING CONTROL NETWORK, by measurement traffic sign placement in feature
On point, locating tab assembly mark is measured using measuring instrument, and the three-dimensional coordinate by characteristic point is calculated, according to feature
The three-dimensional coordinate data of point is maintained at the two error amount in limit of error value compared with the three-dimensional coordinate data of layout point.
Further, the irregular building structure has the building block of several installations to be onstructed, and the building block is extremely
It less include base's steelframe module, special-shaped facing plate module；
The irregular building structure at least successively includes: base's steelframe setting-out step and repetition measurement when carrying out construction lofting
Step, special-shaped decoration panel setting-out step and repetition measurement step.
Further, before carrying out setting-out to the special-shaped decoration panel, repetition measurement need to be carried out to special-shaped decoration panel factory fetal membrane,
The fetal membrane characteristic point of repetition measurement abnormity decoration panel factory fetal membrane: it is chosen between several characteristic points, bend line along fetal membrane profile sideline interval
Several characteristic points are chosen every several characteristic points of selection, fetal membrane interarea interval；
After characteristic point is chosen, fetal membrane measurement base station is set up in detection zone, measuring instrument is set up on base station, is measured
Three coordinates of fetal membrane characteristic point establish fetal membrane model according to three coordinates of fetal membrane characteristic point of in-site measurement, and scene is established
Fetal membrane model be related to model with fetal membrane and compare, determine whether abnormity decoration panel factory fetal membrane qualified, if qualified, carries out
The setting-out installation of special-shaped decoration panel and repetition measurement.
Further, it after the horizontal control network establishes, is checked using GPS receiver, using laser collimator
The vertical transmitting of horizontal control network is carried out with total station；After the vertical control network establishes, using total station observation apex distance method
The vertical transmitting of vertical control network is carried out, and is checked using electronic level.
Further, in the measuring process, the horizontal control network includes chopped-off head horizontal control network and infilling control point,
The vertical control network includes Severed head elevation control network and infilling control point；
The chopped-off head horizontal control network and the Severed head elevation control network include several chopped-off head control points, the chopped-off head control
System point is equipped with forced centering device, and the forced centering device is for installing measuring instrument.
Further, in the measuring process, the site setting of the infilling control point is firm, reliable, survivable
Place with convenient for measurement, sets station on infilling control point, successively to several known point observed direction, distance, vertical angles, leads to
It crosses compensating computation and obtains the three-dimensional coordinate of construction control points to encrypt the SURVEYING CONTROL NETWORK.
Further, the scanning step includes: that site inspection understands monolithic architecture structure peripheral construction, site inspection
Building structure top structure is solved, site operation situation and stack of articles to one's heart's content condition are understood, selectes scan control point and in scan control
3-dimensional digital scanner is put at point, choose coordinate collection point at building structure main body periphery, top and is set in coordinate collection point
Marker is set, obtains the three of building structure main body using the marker in 3-dimensional digital scanner scanning identification building structure main body
Dimension data；
The modeling procedure include: the three-dimensional data that 3-dimensional digital scanner obtains is sent to points cloud processing system, and
It is handled by points cloud processing system and obtains building structure point cloud model, and toward input control net coordinate information in point cloud system, it will
Point cloud model is adjusted in the SURVEYING CONTROL NETWORK, so that building structure model is answered with SURVEYING CONTROL NETWORK coordinate pair.
Further, in the setting-out step, the measuring instrument is NTS-312R total station, and the measurement mark includes
Mini centering rod and micro-lens.
Further, in the repetition measurement step, at the good region of intervisibility, measurement mark is reflected characteristic point using card is come
Piece mark；For characteristic point at the bad region of intervisibility, measurement mark uses micro-lens and mini centering rod, by miniature rib when use
Mirror holder is located on mini centering rod, and mini centering rod is arranged at characteristic point.
Further, further include structural health observation point setting steps: being chosen in the key position of building structure main body strong
Health observation point, and observation point identification label is carried out at the construction field (site), make each outlook on health measuring point be easy to measure, each building block peace
After the completion of dress, health observations point is monitored.
Compared with prior art, the beneficial effects of the present invention are:
By scanning the BIM threedimensional model of building structure, using BIM by the survey of building structure threedimensional model and in-site measurement
Amount control net integration, while horizontal control network and vertical control network be combined with each other in SURVEYING CONTROL NETWORK, substantially increase control net
Precision makes it possible to more scientifically and accurately instruct to carry out setting-out in building structure during construction to install building mould
Block can more scientifically carry out the setting-out of special-shaped decoration panel on this basis, substantially increase oxygen evolution rate；The present invention simultaneously
The setting out method of special-shaped decoration panel be not only adapted to the installation setting-out (installation of GRG inside such as theatre of indoor special-shaped decoration panel
Setting-out, installation setting-out of hotel lobby abnormity spatial modelling facing etc.), it is further adapted for the installation setting-out of outdoor special-shaped decoration panel (such as
Installation setting-out of GRC curtain wall etc.).
Detailed description of the invention
Fig. 1 is the setting-out flow diagram of the embodiment of the present invention；
Fig. 2 is the horizontal control network net figure of the embodiment of the present invention；
Fig. 3 is the vertical control network net figure of the embodiment of the present invention.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the present invention, it should be noted that not
Under the premise of conflicting, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination
Example.
The present embodiment carries out special-shaped decoration panel based on the building structure theatre architecture structure with Irregular Boundary Surface
BIM setting out method is specifically described, specific line-putting method the following steps are included:
Measuring process: construction control points are chosen in the inspection of the scene of a crime, lay the SURVEYING CONTROL NETWORK with several control points, measurement
Controlling net includes horizontal control network and vertical control network；Wherein, it in order to improve measurement accuracy, needs reasonably in the building knot of theater
Measuring basis net is arranged in structure main body (i.e. building structure main body) subregion, including mutually ties with over-the-counter two parts, plane with elevation in field
It closes, a system is formed to facilitate, with scientific guidance setting-out；
Scanning step: spatial digitizer is used to carry out 3-D scanning to building structure main body to obtain building structure main body
Three-dimensional data；
Modeling procedure: being organized into a cloud for 3 d scan data and inversely establishes building structure main body BIM model, by BIM
Model and SURVEYING CONTROL NETWORK Data Integration, BIM model is adjusted on SURVEYING CONTROL NETWORK coordinate；By by building structure main body
BIM model foundation makes the two carry out point-to-point fitting, such measurement method and modeling side on the basis of SURVEYING CONTROL NETWORK coordinate
Method is more suitable for relative to the method for conventionally employed two-dimensional surface setting-out on the spot in the three-dimensional building space of super large, superelevation or abnormity
Interior carry out setting-out；
Setting-out step: preparing measuring instrument and measurement indicates, according to design drawing, layout point, root are chosen in BIM model
According to the coordinate data of the layout point in BIM model, the control point in SURVEYING CONTROL NETWORK is chosen, station rack is directly set on control point and sets
Measuring instrument is turned the layout point in BIM model by measuring instrument conjunction measuring mark to setting measurement mark at setting-out
Construction site is moved to, and the layout point determined to construction site is marked；It should be noted that due to variation of ambient temperature and
Solar radiation keeps measurement and positioning very difficult, in accurate setting-out, it is necessary to which the regularity of distribution of monitoring of structures temperature is evaded
Sunshine effect by computer Simulation calculation malformation and adjusts it；
Repetition measurement step: after building block construction and installation to layout point, at least three characteristic point of building block is chosen, is prepared
Measuring instrument and measurement indicate, set up measuring instrument on the control point in SURVEYING CONTROL NETWORK, by measurement traffic sign placement in feature
On point, locating tab assembly mark is measured using measuring instrument, and the three-dimensional coordinate (plane coordinates by characteristic point is calculated
With elevation), according to the three-dimensional coordinate data of characteristic point compared with the three-dimensional coordinate data of layout point, it is maintained at the two error amount
In limit of error value.By carrying out repetition measurement after each setting-out, it is ensured that the accuracy of each setting-out process avoids error
Accumulation improves construction quality
Preferably due to which the project amount of the setting-out of irregular building structure is big, step is complicated, in order to guarantee each stage setting-out
Accuracy require to carry out repetition measurement, while also need in each building block setting-out after each building block setting-out installation
Afterwards, whole observation is integrally carried out to building structure, BIM model is updated with timely adjustment or adjusts installation error in time, to reduce
Accumulated error improves the setting-out accuracy of subsequent processing, to improve the setting-out accuracy of integrated engineering.
Specifically, irregular building structure has the building block of several installations to be onstructed, and building block includes at least base
Steelframe module, special-shaped facing plate module；In the special-shaped decoration panel installation process of the present embodiment, building block includes built-in fitting mould
Block, base's steelframe module, connector module etc.；Special-shaped decoration panel at least successively includes: base's steelframe when carrying out construction lofting
Setting-out step and repetition measurement step, special-shaped decoration panel setting-out step and repetition measurement step carry out construction lofting in the engineering of the present embodiment
When, it successively include built-in fitting setting-out step and repetition measurement step, base's steelframe setting-out step and repetition measurement step, connector setting-out step
With repetition measurement step, special-shaped decoration panel setting-out step and repetition measurement step.Wherein, built-in fitting module, base's steelframe and connector are put
Sample installation is in order to be installed on special-shaped decoration panel preferably on building structure ontology.
Specifically, the step of engineering survey and installation of the building structure with polymorphic structure of the present embodiment is as follows:
Site inspection → civil engineering control point handover and repetition measurement → SURVEYING CONTROL NETWORK laying → scanning of main building structure three-dimensional → are inversely built
Mould → comprehensive data analysis → built-in fitting three-dimensional lofting is put with repetition measurement → base's steelframe installation setting-out and repetition measurement → connector installation
Sample and repetition measurement → abnormity decoration panel factory fetal membrane foundation → abnormity decoration panel factory fetal membrane repetition measurement → abnormity decoration panel finished product and
Repetition measurement → measurement report has with reference to Fig. 1 for the present embodiment after the completion of bearing steelframe repetition measurement → abnormity decoration panel in-site installation
There is the process of the surveying and locating of multinomial setting-out process (with multiple building blocks).
Importantly, in this setting out method, before carrying out setting-out installation to special-shaped decoration panel, in order to improve setting-out installation
Accuracy, avoid the construction error due to mill work, and cause to generate structural failure accumulation after integrated engineering setting-out, shadow
Setting-out installation effect is rung, before carrying out setting-out to special-shaped decoration panel, repetition measurement need to be carried out to special-shaped decoration panel factory fetal membrane, repetition measurement is different
The fetal membrane characteristic point of shape decoration panel factory fetal membrane: along several characteristic points are chosen at fetal membrane profile sideline interval, bend line interval is chosen
Several characteristic points are chosen at several characteristic points, fetal membrane interarea interval；After characteristic point is chosen, fetal membrane measurement is set up in detection zone
Base station sets up measuring instrument on base station, three coordinates of fetal membrane characteristic point is measured, according to the fetal membrane characteristic point three of in-site measurement
Position coordinate establishes fetal membrane model, and the fetal membrane model that scene is established is related to model with fetal membrane and is compared, and determines abnormity decoration panel
Whether factory's fetal membrane is qualified, if qualified, carries out setting-out installation and the repetition measurement of special-shaped decoration panel.By increasing in setting out method
To the repetition measurement of special-shaped decoration panel factory fetal membrane, allows to complete the prefabricated of special-shaped decoration panel in factory, reduce construction site
Workload, avoid the secondary adjustment of construction site, while the oxygen evolution rate of special-shaped decoration panel also can be improved.
In the following, will be carried out for above-mentioned measuring process, scanning step, modeling procedure, setting-out step and repetition measurement step
Detailed scheme illustrates.
(1) about the detailed protocol of measuring process:
Preferably, in measuring process, horizontal control network includes chopped-off head horizontal control network and infilling control point, high process control
Net includes Severed head elevation control network and infilling control point, and chopped-off head horizontal control network and Severed head elevation control network include several chopped-off heads
Control point, chopped-off head control point are equipped with forced centering device, and forced centering device is for installing measuring instrument.Wherein, chopped-off head is horizontal
(or elevation) control net preferably uses triangulateration network method to be laid.The chopped-off head horizontal control network of the present embodiment lays (figure as shown in Figure 2
Shown in " working base point " be chopped-off head level control points).And pass through the setting of forced centering device, head can be greatly improved
The laying precision of grade horizontal (elevation) control net, forced centering device choose forced centering instrument.By relying on adding for BIM model
The accuracy of unwrapping wire positioning can be improved in the setting at close control point.
Specifically, it as shown in Fig. 2, setting up total station observation on each chopped-off head level control points, observes in intervisibility region
The horizontal angle and side length put between all adjacent chopped-off head levels controls, wherein how using total station progress azimuth observation and away from
Technology from observation is the mature prior art, irregular and easy since there are different structure bodies for building structure space
System and generate the temperature difference difference the characteristics of, the present embodiment using total station progress horizontal angle and side length measuring process in, need
It follows following principle: 1. should all use forced centering instrument, and fixed pedestal on instrument survey station point and aiming point；2. before ranging, answering
It is adapted it with external condition instrument, air gauge, thermometer opening in advance, observes again after a period of time；3. measuring
Instrument height and prism height are read to millimeter；4. when ranging, forbidding there is other reflective mirror to be located on survey line or survey line extended line；5.
It when fine day operation, should hold up an umbrella to rangefinder, prism, forbid to sight instrument into the head opposite direction sun；6. should be clearly steady in target imaging
Fixed advantageous observation time carries out；7. the rotation of instrument is answered steady, well-balanced, when sighting target, should be rotated by prescribed direction；8. seeing
It should be noted that remaining that alidade level(l)ing bubble is placed in the middle during surveying；9. being answered to eliminate or weakening the influence of circle division error
It is uniformly distributed in the observation of horizontal angle each survey time on horizontal limb different location；10. should conscientiously bring into focus before observation, disappear
Except parallax；It must not be re-focused in the observation process of a survey time, in order to avoid cause the variation of collimation axis；In atmospheric stability and
It is observed under conditions of imaging clearly；(or mend and survey) after record check, is resurveyed if needed, should weigh (benefit) survey at once；It resurveys
Generally comprehensive analysis should be carried out to whole achievements, made correctly after basic survey time (whole survey time as defined in i.e.) completion
It accepts or rejects, and is carried out again after analyzing the reason of influencing quality as far as possible；It basic survey time achievement and resurveys achievement and will be summarized in note
In book, each survey time only takes a qualified achievement.
Specifically, as shown in figure 3, Severed head elevation control network is when laying, chopped-off head control can be shared with chopped-off head horizontal control network
Processed, known point (be also chopped-off head vertical control point) of the present embodiment using TK1, TK3 as this Severed head elevation control network uses
The method of levelling, according to the requirement of " precise engineering survey specification " the accurate vertical control network three-level measurement of the level, with
Closed leveling line observes vertical control network.The measurement of the level is observed back and forth using single channel line, and toward when surveying, odd stations sight sequence
Are as follows: front and back before rear, even number survey station sight sequence are as follows: before behind front and back, when returning survey, the sequence of odd, even survey station scale is surveyed with past respectively
Occasionally, odd stations are identical.
Specifically, irregular for building structure space and be easy the temperature difference due to generating there are different structural-system
The characteristics of difference, the present embodiment is when laying Severed head elevation control network using levelling method, in order to guarantee measurement
Accuracy must abide by following item: 1., it is same survey section toward survey (or returning surveys) and return survey (or toward survey) should respectively the morning and under
Noon carries out；2., it is each survey section past survey with return survey, survey station number should be even number.When returning survey from turning to toward survey, two scale palpuses
Transposition, and again whole should set instrument；3., in each section, be first carried out continuously it is all survey sections past surveys (or returning survey) with
Be carried out continuously the section again afterwards returns survey (or past survey)；4., instrument must stringent horizontalization must not be twice when observing on same survey station
Focusing.When rotating the tilting screw and microdrum of instrument, last direction of rotation should be precession；5., remove route turning
Outside, on each survey station instrument and front-and rear-view scale three positions, should be close to straight line.Forbid to increase rod reading,
And ruler stake (platform) is placed in trench；6. instrument, should be placed under outdoor shade by 30min before observing, make instrument and extraneous gas
Temperature reaches unanimity；If stand, survey umbrella shielded from sunlight must be used；When moving station, it should cover with instrument mask；7., leveling observation should be in scale point
Scribing line imaging clearly and stablize when progress.It under following situations, should not be observed: after sunrise and in 30min before sunset；In the sun
In each about 2h in its front and back；When the image of Staff's carving line beats and is difficult to sight；When temperature is mutated；Wind-force it is excessive and make scale with
When instrument cannot be stablized.
Specifically, after the completion of chopped-off head horizontal control network is observed, observation data progress 200% is checked oneself, is mutually looked into, it is ensured that is former
Beginning records accurate, errorless, and the oblique distance of measurement is converted into horizontal distance by atmospheric correction and additive constant, multiplying constant correction, uses
Tsing-Hua University mountain ties up professional adjustment of control network software " NASEW95 " and carries out adjustment, complies with associated specifications.
Specifically, it after the completion of Severed head elevation control network carries out leveling observation, need to be segmented to observed range, survey station number and height
Difference carries out statistics calculating.And need to observational record, calculate carry out 200% inspection, it is ensured that record, calculate it is errorless.It is advised when meeting
After model requires, level adjustment carries out adjustment using Tsing-Hua University mountain dimension adjustment Software.Round-trip error of closure of height difference, loop closure, in survey station
Error should meet associated specifications.
During engineering survey, the feelings of non-communicating view between adjacent chopped-off head (horizontal or elevation) control point
Condition, selection encryption setting infilling control point, the site setting of infilling control point is firm, reliable, survivable and convenient for measuring
Place, station is set on infilling control point, successively to several known point (can be the known point redeterminated) observed directions,
Distance, vertical angle show that the three-dimensional coordinate of construction control points controls net with intensive measurement by compensating computation.
Preferably, it after horizontal control network establishes, is checked using GPS receiver, using laser collimator and whole station
Instrument carries out the vertical transmitting of horizontal control network, is checked again after the completion of vertical transmitting；After vertical control network establishes, carry out
It checks, the vertical transmitting of vertical control network is carried out using total station observation apex distance method, and checked using electronic level.Its
In, it is checked using GPS receiver, has the advantages that accurate positioning, and BIM model system is cooperated by GPS receiver
Technology can carry out tracing management, and visualization guidance at the construction field (site) may be implemented, realize visualization construction site message tube
Platform；And total station observation apex distance method is used to carry out the vertical transmitting of vertical control network, it is more applicable for heavy construction, is compared
Measurement accuracy, more advantage can be improved in other methods.
(2) about the concrete scheme of scanning step:
Preferably, scanning step includes: that site inspection understands monolithic architecture structure peripheral construction, and site inspection understands building
Structural top construction understands site operation situation and stack of articles to one's heart's content condition, in building structure periphery (or interior enclose) selected scanning control
System point simultaneously puts 3-dimensional digital scanner at scan control point, chooses coordinate collection point at building structure main body periphery, top
And marker is set in coordinate collection point, it is obtained using the marker in 3-dimensional digital scanner scanning identification building structure main body
The three-dimensional data of building structure main body；Wherein marker can choose target paper and mark ball.By target paper and indicate ball
Setting can be convenient the fixed point scanning of spatial digitizer.
Specifically, in scanning step, the building structure of the big scale of construction, spatial digitizer select Tian Bao TX8 three-dimensional to sweep in
It retouches instrument and carries out field scan, and using target paper combination marker to facilitate the data spelling carried out between different control points (survey station)
It connects, Tian Bao TX8 can be realized faster scanning speed and farther ranging, to save time and the essence of 3-D scanning required by task
Power.
(3) about the concrete scheme of modeling procedure:
Preferably, modeling procedure includes: that the three-dimensional data that 3-dimensional digital scanner obtains is sent to points cloud processing system,
And building structure point cloud model is obtained by the processing of points cloud processing system, and toward putting input control net coordinate information in cloud system,
Point cloud model is adjusted in SURVEYING CONTROL NETWORK, so that building structure model is answered with SURVEYING CONTROL NETWORK coordinate pair.
(4) concrete scheme about setting-out step:
Preferably, in setting-out step, measuring instrument is total station, and measurement mark includes mini centering rod and micro-lens.
By the use using micro-lens and mini centering rod, facilitate will measurement mark be fixed at it is some be not easy to set up it is large-scale
On the building structure position of instrument, it is easier to carry out setting-out operation.
Meanwhile using CPIII Free Station linear-angular intersection, flexible, quick intensive measurement controls net, to solve surveying
The control point of amount control net sets the case where station can not observe the key position point of corresponding building block.
(5) concrete scheme about repetition measurement step:
Measuring instrument in repetition measurement step selects total station, and measurement mark selects centralising device and prism, sets up centering
Device simultaneously installs prism on centralising device, and measuring instrument is directed at prism measuring prism azimuth and/or coordinate, if prism location
It is unsatisfactory for setting-out demand with the offset distance of layout point, then adjusts prism location up to the direction and distance of prism location and layout point
Offset distance all meets oxygen evolution rate requirement, makes marks in layout point after validation, and using measuring instrument to the setting-out after label
Point carries out repetition measurement, confirms its error of coordinate within the allowable range；
Specifically, in repetition measurement step, for characteristic point at the good region of intervisibility, measurement mark, which uses, comes card reflector plate mark
Will；For characteristic point at the bad region of intervisibility, measurement mark uses micro-lens and mini centering rod, by micro-lens frame when use
It is located on mini centering rod, mini centering rod is arranged at characteristic point；Wherein, the advantage of reflector plate mark be the error of centralization compared with
Small, and within ranging 250m, using reflector plate measurement, no matter angle measurement or ranging all have same precision with prism.
It should be noted that according to site operation needs, to check live building structure, in order to monitor each
The overall deformation of main building structure in the setting-out work progress of building block, so as to the setting-out to next building block construct into
The corresponding adjustment of row, this line-putting method further includes structural health observation point setting steps: being selected in the key position of building structure main body
Outlook on health measuring point is taken, and carries out observation point identification label at the construction field (site), makes each outlook on health measuring point be easy to measure, each building mould
After block is installed, health observations point is monitored.
The above embodiment is only the preferred embodiment of the present invention, and the scope of protection of the present invention is not limited thereto,
The variation and replacement for any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to institute of the present invention
Claimed range.
Claims (10)
1. a kind of BIM setting out method of abnormity decoration panel, it is characterised in that:
The following steps are included:
Measuring process: site operation control point is chosen in on-site land survey, lays the SURVEYING CONTROL NETWORK with several control points, described
SURVEYING CONTROL NETWORK includes horizontal control network and vertical control network；
Scanning step: spatial digitizer is used to carry out 3-D scanning to building structure main body to obtain the three-dimensional of building structure main body
Data；
Modeling procedure: being organized into a cloud for 3 d scan data and inversely establishes building structure main body BIM model, by BIM model
With SURVEYING CONTROL NETWORK Data Integration, BIM model is adjusted on SURVEYING CONTROL NETWORK coordinate；
Setting-out step: preparing measuring instrument and measurement indicates, according to design drawing, chooses layout point in BIM model, according to
The coordinate data of layout point in BIM model chooses the control point in SURVEYING CONTROL NETWORK, directly sets station rack on control point and set survey
Measuring appratus is shifted the layout point in BIM model by measuring instrument conjunction measuring mark to setting measurement mark at setting-out
To construction site, and the layout point determined to construction site is marked；
Repetition measurement step: after building block construction and installation to layout point, at least three characteristic point of building block is chosen, prepares measurement
Instrument and measurement indicate, set up measuring instrument on the control point in SURVEYING CONTROL NETWORK, by measurement traffic sign placement in characteristic point,
Locating tab assembly mark is measured using measuring instrument, and the three-dimensional coordinate by characteristic point is calculated, according to characteristic point
Three-dimensional coordinate data is maintained at the two error amount in limit of error value compared with the three-dimensional coordinate data of layout point.
2. the BIM setting out method of abnormity decoration panel as described in claim 1, it is characterised in that:
The irregular building structure has the building block of several installations to be onstructed, and the building block includes at least base's steelframe
Module, special-shaped facing plate module；
The irregular building structure when carrying out construction lofting, at least successively include: base's steelframe setting-out step and repetition measurement step,
Special-shaped decoration panel setting-out step and repetition measurement step.
3. the BIM setting out method of abnormity decoration panel as claimed in claim 2, it is characterised in that:
Before carrying out setting-out to the special-shaped decoration panel, repetition measurement, repetition measurement abnormity facing need to be carried out to special-shaped decoration panel factory fetal membrane
The fetal membrane characteristic point of plate factory fetal membrane: along several characteristic points are chosen at fetal membrane profile sideline interval, several spies are chosen at bend line interval
Levy point, several characteristic points are chosen at fetal membrane interarea interval；
After characteristic point is chosen, fetal membrane measurement base station is set up in detection zone, measuring instrument is set up on base station, measures fetal membrane
Three coordinates of characteristic point establish fetal membrane model according to three coordinates of fetal membrane characteristic point of in-site measurement, the tire that scene is established
Membrane modle is related to model with fetal membrane and compares, and determines whether abnormity decoration panel factory fetal membrane is qualified, if qualified, carries out abnormity
The setting-out installation of decoration panel and repetition measurement.
4. the BIM setting out method of abnormity decoration panel as claimed in claim 2 or claim 3, it is characterised in that:
It after the horizontal control network establishes, is checked using GPS receiver, water is carried out using laser collimator and total station
The vertical transmitting of flat control net；After the vertical control network establishes, vertical control network is carried out using total station observation apex distance method
Vertical transmitting, and checked using electronic level.
5. the BIM setting out method of abnormity decoration panel as claimed in claim 3, it is characterised in that:
In the measuring process, the horizontal control network includes chopped-off head horizontal control network and infilling control point, the high process control
Net includes Severed head elevation control network and infilling control point；
The chopped-off head horizontal control network and the Severed head elevation control network include several chopped-off head control points, the chopped-off head control point
Equipped with forced centering device, the forced centering device is for installing measuring instrument.
6. the BIM setting out method of abnormity decoration panel as claimed in claim 5, it is characterised in that:
In the measuring process, the site setting of the infilling control point is on ground firm, reliable, survivable and convenient for measurement
Point sets station on infilling control point, successively to several known point observed direction, distance, vertical angles, is obtained by compensating computation
The three-dimensional coordinate of construction control points is to encrypt the SURVEYING CONTROL NETWORK.
7. such as the BIM setting out method of special-shaped decoration panel described in claim 5 or 6, it is characterised in that:
The scanning step includes: that site inspection understands monolithic architecture structure peripheral construction, and site inspection understands building structure top
Cage structure, understands site operation situation and stack of articles to one's heart's content condition, and selected scan control point simultaneously puts three-dimensional at scan control point
Digital scanner chooses coordinate collection point at building structure main body periphery, top and marker is arranged in coordinate collection point, uses
Marker in 3-dimensional digital scanner scanning identification building structure main body obtains the three-dimensional data of building structure main body；
The modeling procedure includes: the three-dimensional data that 3-dimensional digital scanner obtains to be sent to points cloud processing system, and pass through
The processing of points cloud processing system obtains building structure point cloud model, and toward input control net coordinate information in point cloud system, will put cloud
Model is adjusted in the SURVEYING CONTROL NETWORK, so that building structure model is answered with SURVEYING CONTROL NETWORK coordinate pair.
8. such as the BIM setting out method of special-shaped decoration panel described in claim 5 or 6, it is characterised in that:
In the setting-out step, the measuring instrument is NTS-312R total station, measurement mark include mini centering rod with
Micro-lens.
9. such as the BIM setting out method of special-shaped decoration panel described in claim 5 or 6, it is characterised in that:
In the repetition measurement step, for characteristic point at the good region of intervisibility, measurement mark, which uses, comes card reflector plate mark；Characteristic point
At the bad region of intervisibility, measurement mark uses micro-lens and mini centering rod, and micro-lens are erected at mini by when use
On centering rod, mini centering rod is arranged at characteristic point.
10. such as the BIM setting out method of special-shaped decoration panel described in claim 5 or 6, it is characterised in that:
Further include structural health observation point setting steps: in the key position selection outlook on health measuring point of building structure main body, and
Observation point identification label is carried out in construction site, and each outlook on health measuring point is made to be easy to measure.
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| CN110646159A (en) * | 2019-10-18 | 2020-01-03 | 中国建筑第八工程局有限公司 | Construction method for high-precision control and measurement of cast-in-place bare concrete wind tunnel |
| CN111127656A (en) * | 2020-01-09 | 2020-05-08 | 中建一局集团第二建筑有限公司 | Special-shaped roof lofting construction method based on BIM model |
| CN111578916A (en) * | 2020-05-06 | 2020-08-25 | 深圳广田集团股份有限公司 | Intelligent paying-off construction method in decoration engineering based on BIM technology |
| CN111688003A (en) * | 2020-05-25 | 2020-09-22 | 广州市第三建筑工程有限公司 | Manufacturing and construction method of large curved surface special-shaped plate |
| CN112284251A (en) * | 2020-10-16 | 2021-01-29 | 葛洲坝测绘地理信息技术有限公司 | Method for precisely measuring installation of stator positioning rib of hydroelectric generating set |
| CN112504118A (en) * | 2020-09-10 | 2021-03-16 | 中国二十二冶集团有限公司 | Special-shaped steel structure measuring method based on lofting robot |
| CN115112104A (en) * | 2021-08-17 | 2022-09-27 | 上海环创安装工程集团有限公司 | Building construction site surveying and mapping lofting method |
| CN115977399A (en) * | 2023-01-06 | 2023-04-18 | 北京城建集团有限责任公司 | Method and system for mounting and measuring steel structure of terminal building |
| CN116026235A (en) * | 2022-12-14 | 2023-04-28 | 广东省水利水电第三工程局有限公司 | Automatic lofting method, device, storage medium and system |
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| CN109990771A (en) * | 2019-04-04 | 2019-07-09 | 中国十七冶集团有限公司 | A kind of construction survey line-putting method based on BIM+ artificial intelligence |
| CN110646159A (en) * | 2019-10-18 | 2020-01-03 | 中国建筑第八工程局有限公司 | Construction method for high-precision control and measurement of cast-in-place bare concrete wind tunnel |
| CN111127656A (en) * | 2020-01-09 | 2020-05-08 | 中建一局集团第二建筑有限公司 | Special-shaped roof lofting construction method based on BIM model |
| CN111127656B (en) * | 2020-01-09 | 2020-11-24 | 中建一局集团第二建筑有限公司 | Special-shaped roof lofting construction method based on BIM model |
| CN111578916B (en) * | 2020-05-06 | 2021-11-19 | 深圳广田集团股份有限公司 | Intelligent paying-off construction method in decoration engineering based on BIM technology |
| CN111578916A (en) * | 2020-05-06 | 2020-08-25 | 深圳广田集团股份有限公司 | Intelligent paying-off construction method in decoration engineering based on BIM technology |
| CN111688003A (en) * | 2020-05-25 | 2020-09-22 | 广州市第三建筑工程有限公司 | Manufacturing and construction method of large curved surface special-shaped plate |
| CN112504118A (en) * | 2020-09-10 | 2021-03-16 | 中国二十二冶集团有限公司 | Special-shaped steel structure measuring method based on lofting robot |
| CN112284251A (en) * | 2020-10-16 | 2021-01-29 | 葛洲坝测绘地理信息技术有限公司 | Method for precisely measuring installation of stator positioning rib of hydroelectric generating set |
| CN115112104A (en) * | 2021-08-17 | 2022-09-27 | 上海环创安装工程集团有限公司 | Building construction site surveying and mapping lofting method |
| CN116026235A (en) * | 2022-12-14 | 2023-04-28 | 广东省水利水电第三工程局有限公司 | Automatic lofting method, device, storage medium and system |
| CN116026235B (en) * | 2022-12-14 | 2023-09-01 | 广东省水利水电第三工程局有限公司 | Automatic lofting method, device, storage medium and system |
| CN115977399A (en) * | 2023-01-06 | 2023-04-18 | 北京城建集团有限责任公司 | Method and system for mounting and measuring steel structure of terminal building |
| CN115977399B (en) * | 2023-01-06 | 2023-08-29 | 北京城建集团有限责任公司 | Method and system for measuring installation of steel structure of terminal building |
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Address after: 518000 4b01, 4b02, excellence Times Square, intersection of Yitian road and Fuhua Road, Central District, Futian District, Shenzhen City, Guangdong Province Applicant after: Shenzhen Zhengzhong Design Co.,Ltd. Address before: 518000 4b01, 4b02, excellence Times Square, intersection of Yitian road and Fuhua Road, Central District, Futian District, Shenzhen City, Guangdong Province Applicant before: SHENZHEN ASIANTIME INTERNATIONAL CONSTRUCTION Co.,Ltd. |
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