CN106055804B - A kind of BIM method applied to the positioning of special-shaped steel reinforced concrete structural elements - Google Patents

A kind of BIM method applied to the positioning of special-shaped steel reinforced concrete structural elements Download PDF

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Publication number
CN106055804B
CN106055804B CN201610393213.4A CN201610393213A CN106055804B CN 106055804 B CN106055804 B CN 106055804B CN 201610393213 A CN201610393213 A CN 201610393213A CN 106055804 B CN106055804 B CN 106055804B
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special
reinforced concrete
positioning
bim
point
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CN106055804A (en
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汪立焕
向海静
姚军
杜宏彬
陈兴
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LONGYUAN CONSTRUCTION GROUP CO Ltd
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LONGYUAN CONSTRUCTION GROUP CO Ltd
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    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00Computer-aided design [CAD]
    • G06F30/30Circuit design
    • G06F30/36Circuit design at the analogue level
    • G06F30/367Design verification, e.g. using simulation, simulation program with integrated circuit emphasis [SPICE], direct methods or relaxation methods
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00Computer-aided design [CAD]
    • G06F30/10Geometric CAD
    • G06F30/13Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00Three dimensional [3D] modelling, e.g. data description of 3D objects

Abstract

The present invention discloses a kind of BIM method applied to the positioning of special-shaped steel reinforced concrete structural elements, step 1: drawing out the 3 dimensional drawing of the component according to the design drawing of the steel reinforced concrete component of complicated abnormal shape structure;Step 2: being that direction is carried out equidistant or non-isometric virtual segmentation to obtain continuous virtual section according to the structural behaviour of component and altitude axis, section is vertical with component, and virtual section is numbered in order;Step 3: exporting each section figure of CAD format in revit 3 dimensional drawing, common (0,0,0) point is taken, the three-dimensional coordinate (X, Y, Z) of each endpoint in section is marked out, the crucial section in design drawing is as review section;Step 4: instructing site operation, crucial section is checked in time, and after review is qualified, can construct next process, until completing special-shaped component construction.The present invention solves the problems, such as that current shape complicated abnormal shape component positioning difficulty is higher, precision is lower, instructs site operation, improves engineering construction level and guarantees its accuracy.

Description

A kind of BIM method applied to the positioning of special-shaped steel reinforced concrete structural elements
Technical field
The present invention provides a kind of BIM method applied to the positioning of special-shaped steel reinforced concrete structural elements.
Background technique
As shown in Figure 1: for the unconventional property component of hyperboloid of special-shaped distorted shape, Fig. 1 is its stereoscopic schematic diagram, Fig. 2 It is the operating mode based on 2D drawing file for the traditional design cycle of component cutting schematic diagram, when the three-dimensional mould of architect's design When type is because of the special-shaped curved building for waiting complexity, accurately building design and construction figure guidance scene positioning can not be drawn out and constructed, made It can not completely be transmitted at the information in each stage.
Summary of the invention
The purpose of the present invention is to propose to a kind of BIM methods applied to the positioning of special-shaped steel reinforced concrete structural elements, current to solve Since building is because shape is special-shaped complicated to be accurately positioned the problem of, instruct site operation, with improve engineering construction it is horizontal and Guarantee its accuracy.
To achieve the above object, the present invention can be resolved by the following technical programs:
A kind of BIM method applied to the positioning of special-shaped steel reinforced concrete structural elements of the present invention, includes the following steps:
1) architectural design and Computerized three-dimensional build the Rhino model of the special-shaped steel reinforced concrete structural elements;
2) the Rhino model is built into three-dimensional BIM model in Revit model;
3) the BIM model is divided into several segments, then is finely divided into continuously more segment to every section, and number, set Unified (0,0,0) point, takes out the three-dimensional coordinate point (x, y, z) of each section endpoint, and in Excle software in revit model Summarize, is depicted as the positioning construction drawing of whole building;
4) one layer or multiple-layer horizontal steel platform, covering member construction are set up by specification according to element structure form and height Operating surface, as positioning operation, formwork support platform and construction operation platform, spacing is 4-5 meters or so between each steel platform;
5) by the three-dimensional coordinate (x, y, z) of each each endpoint in section, resolve into plane coordinates (x, y) and it is corresponding absolutely Absolute altitude;
6) coordinate for assuming point A on a section is A1 (x1, y1, z1), A2 (x2, y2, z2), A3 (x3, y3, z3), A4 (x4,y4,z4);Subpoint plane coordinates of this section in steel platform be (x1, y1), (x2, y2), (x3, y3), (x4, Y4) and corresponding absolute altitude is h1, h2, h3, h4;The absolute altitude of reference point in steel platform is h;
The subpoint plane coordinates of A2 (x2, y2, z2), A3 (x3, y3, z3) in steel platform be (x2, y2), (x3, y3), The upright bar of vertical direction is set up at (x2, y2), (x3, y3) extended line two sides certain intervals L respectively;
7) at (x2, the y2), the upright bar top of (x3, y3) extended line adds horizon bar, the horizon bar bottom it is absolute Absolute altitude H ratio (x2, y2), the high △ h of the higher point of (x3, y3) two o'clock;
8) spatial point (x2, y2, H), (x3, y3, H) are accurately navigated into the bottom of horizon bar;
9) calculate A2 (x2, y2, z2), A3 (x3, y3, z3) corresponding absolute altitude h2, h3 and horizon bar bottom it is exhausted To height difference △ h2 and the △ h3 of absolute altitude H;
10) sectional position of other two o'clock A1 (x1, y1, z1) on the section, A4 (x4, y4, z4) similarly, can be obtained, To which any section to the special-shaped steel reinforced concrete structural elements positions.
As a preferred technical scheme:
The BIM method of the present invention for being applied to special-shaped steel reinforced concrete structural elements positioning, horizon bar described in step 7) The absolute altitude H of both ends bottom is consistent.
The BIM method of the present invention for being applied to special-shaped steel reinforced concrete structural elements positioning is no more than 6m in the step 6) It arranges one of bridging, arranges bar of sweeping the floor together from steel platform 20cm.
The BIM method of the present invention for being applied to special-shaped steel reinforced concrete structural elements positioning, certain intervals L in the step 6) For 50-100CM;The absolute altitude H ratio (x2, y2) of the horizon bar bottom in the step (7), the higher point of (x3, y3) two o'clock High △ h is 20-50CM.
The BIM method of the present invention for being applied to special-shaped steel reinforced concrete structural elements positioning is hung down standard with laser in the step 8) Accurately by the point (x2, y2) after translation, two beam laser line bullets are put into instrument by (x3, y3) accurate projection upwards with ink fountain The bottom of horizon bar, then accurately accurately navigated to spatial point (x2, y2, H), (x3, y3, H) with square cooperation tape measure The bottom of horizon bar.
Beneficial effect
Due to using the technology described above, it is higher, smart can to solve current shape complicated abnormal shape component positioning difficulty by the present invention Lower problem is spent, site operation is instructed, improve engineering construction level and guarantees its accuracy.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of special-shaped steel reinforced concrete structural elements of the present invention;
Fig. 2-1 is that a kind of special-shaped steel reinforced concrete structural elements of the present invention is segmented the face A structural schematic diagram;
Fig. 2-2 is that a kind of special-shaped steel reinforced concrete structural elements of the present invention is segmented the face B structural schematic diagram;
Fig. 3 is that steel platform sets up structural schematic diagram in the present invention;
Fig. 4 is the perspective view of the middle section Fig. 31;
Fig. 5 is the analyzing and positioning figure of two points in section 1.
Specific embodiment
Below according to the drawings and specific embodiments, present aspect is described further:
A kind of BIM method applied to the positioning of special-shaped steel reinforced concrete structural elements of the present invention, includes the following steps:
1) architectural design and Computerized three-dimensional build the Rhino model of the special-shaped steel reinforced concrete structural elements;
2) Rhino model is built to three-dimensional BIM model in Revit model;Designing unit after having designed threedimensional model, by In the complexity of the structure, the building design and construction figure drawn out can not instruct scene to carry out positioning construction.Therefore it will be according to design The Rhino threedimensional model and design drawing of teacher builds threedimensional model again in Revit software, then feeds back to structure art, is confirmed;
3) such as Fig. 2-1, shown in 2-2, BIM model is divided into 5 sections of (1-A, 1-B;2-A, 2A1,2-B, 2-B1;3-A,3-B; 4-A,4-B;5-A,5-B)
4) it is finely divided into continuously more segment to every section again, and numbered, unified (0,0,0) point is set, in revit model In take out the three-dimensional coordinate point (x, y, z) of each section endpoint, and summarize in Excle software, be depicted as the positioning of whole building Construction drawing;
5) setting up in steel platform figure 1 as shown in Figure 3 is section A, and 2 be steel platform plane;
6) by the three-dimensional coordinate of each endpoint in each section (x, y, z), plane coordinates (x, y) and corresponding absolutely mark are resolved into It is high;Assuming that on a section 1 point A coordinate be A1 (x1, y1, z1), A2 (x2, y2, z2), A3 (x3, y3, z3), A4 (x4, y4, z4);Subpoint plane coordinates of this section in steel platform is (x1, y1), and (x2, y2), (x3, y3) is (x4, y4) and corresponding Absolute altitude be h1, h2, h3, h4, as shown in Figure 4;
7) the subpoint plane coordinates of A2 (x2, y2, z2), A3 (x3, y3, z3) in steel platform be (x2, y2), (x3, Y3), L (50-100CM) sets up the upright bar of vertical direction at (x2, y2), (x3, y3) extended line two sides certain intervals respectively, such as Shown in Fig. 5, the absolute altitude of the reference point in steel platform is h;In order to guarantee that the overall stability of upright bar can also set up scissors Support (being no more than 6m) and bar of sweeping the floor (from steel platform 20cm), check its verticality with frame for line marking instrument after setting up;
8) at (x2, y2), the upright bar top of (x3, y3) extended line adds horizon bar, the absolute altitude H of the horizon bar bottom Than (x2, y2), the high △ h (20-50CM) of the higher point of (x3, y3) two o'clock, the both ends elevation of bottom of horizon bar is consistent;
9) accurately the point after translation is accurately projected upwards with laser plummet, with ink fountain by two beam laser line bullets It is put into the bottom of horizontal steel tube, then with square cooperation tape measure accurately by spatial point (x2, y2, H), (x3, y3, H) is accurate Navigate to the bottom of horizon bar;
10) calculate A2 (x2, y2, z2), A3 (x3, y3, z3) corresponding absolute altitude h2, h3 and horizon bar bottom it is exhausted To height difference △ h2 and the △ h3 of absolute altitude H;
11) sectional position of other two o'clock A1 (x1, y1, z1) on section, A4 (x4, y4, z4) similarly, can be obtained, thus Any section of special-shaped steel reinforced concrete structural elements is positioned.
For special-shaped steel reinforced concrete structural elements, designing institute can generally establish 3dmax or rhinoceros format threedimensional model, by designing Institute provides threedimensional model and corresponding flat facade two dimension drawing.The threedimensional model that designing institute provides only has shape, no corresponding data, In special-shaped steel reinforced concrete structural elements, site operation can not be instructed well.We establish three using the Revit software in BIM system Dimension module can be cut into required section after obtaining design confirmation according to construction requirement, arbitrarily extraction data, instruct site operation.
Build three-dimensional BIM model the following steps are included:
1, plane dropping place is imported in Revit software, locking;The rhinoceros format model that designing institute is provided again imports In Revit software, three-dimensional references point is overlapped with plane dropping place datum mark, locking;By tripleplane by member planar subpoint In on figure, critical control point position is provided bit distribution by designing institute, and auxiliary point will voluntarily be divided according to member profile feature, size Addition;
2, after the completion of each point review of plane, assign plane each point high level according to elevation, three provided with designing institute Dimension module review controls dropping place point, and addition auxiliary point, (auxiliary point is according to component complexity for control member position and moulding Degree determines quantity, and auxiliary magnet is close at big radian curved surface, and auxiliary magnet is few at small radian curved surface, and the place of facing directly only needs head and the tail two Point);
3, line is generated after the completion of each three-dimensional point review, line meets formation skeleton control, the head and the tail two of control wheel profile The positions and dimensions of end section generate the threedimensional model review of threedimensional model and designing institute's offer in Revit software;
4, Revit model hair confirms in designing institute, after confirmation is errorless, can be cut in Revit model according to construction requirement Required section out extracts data, instructs site operation.
But the above specific embodiments are only exemplary, is to preferably enable those skilled in the art Understand this patent, be not to be construed as include to this patent range limitation;As long as the institute of the spirit according to disclosed in this patent Any equivalent change or modification made, each fall within the range that this patent includes.

Claims (5)

1. a kind of BIM method applied to the positioning of special-shaped steel reinforced concrete structural elements, which comprises the steps of:
1) architectural design and Computerized three-dimensional build the Rhino model of the special-shaped steel reinforced concrete structural elements;
2) the Rhino model is built into three-dimensional BIM model in Revit model;
3) the BIM model is divided into several segments, then is finely divided into continuously more segment to every section, and number, setting is unified (0,0,0) point, takes out the three-dimensional coordinate point (x, y, z) of each section endpoint in revit model, and summarizes in Excle software, It is depicted as the positioning construction drawing of whole building;
4) steel platform of one layer or multilayer planar, covering member construction behaviour are set up by specification according to element structure form and height Make face, as positioning operation, formwork support platform and construction operation platform, spacing is 4-5 meters between each steel platform;
5) by the three-dimensional coordinate (x, y, z) of each each endpoint in section, plane coordinates (x, y) and corresponding absolutely mark are resolved into It is high;
6) coordinate of each terminal A is on one section of hypothesis
A1(x1,y1,z1),A2(x2,y2,z2),A3(x3,y3,z3),A4(x4,y4,z4);This section is in steel platform Subpoint plane coordinates is (x1, y1), and (x2, y2), (x3, y3), (x4, y4) and corresponding absolute altitude are h1, h2, h3, h4; The absolute altitude of reference point in steel platform is h;
The subpoint plane coordinates of A2 (x2, y2, z2), A3 (x3, y3, z3) in steel platform is (x2, y2), (x3, y3), difference The upright bar of vertical direction is set up at (x2, y2), (x3, y3) extended line two sides certain intervals L;
7) at (x2, the y2), the upright bar top of (x3, y3) extended line adds horizon bar, the absolute altitude H of the horizon bar bottom Than (x2, y2), the high △ h of the higher point of (x3, y3) two o'clock;
8) spatial point (x2, y2, H), (x3, y3, H) are accurately navigated into the bottom of horizon bar;
9) it calculates A2 (x2, y2, z2), the absolute mark of A3 (x3, y3, z3) corresponding absolute altitude h2, h3 and horizon bar bottom Height difference △ h2 and the △ h3 of high H;
10) sectional position of other two o'clock A1 (x1, y1, z1) on the section, A4 (x4, y4, z4) similarly, can be obtained, thus Any section of the special-shaped steel reinforced concrete structural elements is positioned.
2. being applied to the BIM method of special-shaped steel reinforced concrete structural elements positioning according to claim 1, which is characterized in that step 7) Described in the absolute altitude H of both ends bottom of horizon bar be consistent.
3. being applied to the BIM method of special-shaped steel reinforced concrete structural elements positioning according to claim 1, which is characterized in that the step It is rapid 7) in be no more than 6m and arrange one of bridging, sweep the floor together bar from steel platform 20cm arrangement.
4. being applied to the BIM method of special-shaped steel reinforced concrete structural elements positioning according to claim 1, which is characterized in that the step It is rapid 6) in certain intervals L be 50-100CM;The absolute altitude H ratio (x2, y2) of the horizon bar bottom in the step (7), (x3, Y3) the high △ h of the higher point of two o'clock is 20-50CM.
5. being applied to the BIM method of special-shaped steel reinforced concrete structural elements positioning according to claim 1, which is characterized in that the step It is rapid 8) in laser plummet accurately by the point (x2, y2) after translation, (x3, y3) accurate projection upwards, with ink fountain by two Shu Jiguang line bullet is put into the bottom of horizon bar, then with square cooperation tape measure accurately by spatial point (x2, y2, H), (x3, Y3, H) accurately navigate to the bottom of horizon bar.
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CN109537876A (en) * 2018-11-28 2019-03-29 龙元建设集团股份有限公司 Space variable curvature concrete city wall formwork positioning mode

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CN102943565A (en) * 2012-11-30 2013-02-27 中国建筑第八工程局有限公司 Construction method of large-sized arc-shaped wall
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Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011034779A1 (en) * 2009-09-15 2011-03-24 Hntb Holdings Ltd Positioning labels in an engineering drawing
CN102943565A (en) * 2012-11-30 2013-02-27 中国建筑第八工程局有限公司 Construction method of large-sized arc-shaped wall
CN103726654A (en) * 2014-01-10 2014-04-16 北京城建十建设工程有限公司 Method for constructing special-shaped thin shell of concrete structure
CN104358410A (en) * 2014-10-29 2015-02-18 中冶建工集团有限公司 Space positioning control method of reverse arc wall template

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基于BIM技术的异形塔柱施工精度控制;陈胜德 等;《聚焦信息化》;20150110;第33卷(第1期);81-84

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