CN110046364A - A kind of method for computing work amount based on BIM technology - Google Patents
A kind of method for computing work amount based on BIM technology Download PDFInfo
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- CN110046364A CN110046364A CN201810041468.3A CN201810041468A CN110046364A CN 110046364 A CN110046364 A CN 110046364A CN 201810041468 A CN201810041468 A CN 201810041468A CN 110046364 A CN110046364 A CN 110046364A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- 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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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/10—Office automation; Time management
- G06Q10/103—Workflow collaboration or project management
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/08—Construction
Abstract
The invention discloses a kind of method for computing work amount based on BIM technology, includes the following steps: to receive, check, review drawing；BIM threedimensional model is established according to design drawing；BIM threedimensional model carries out dynamic management；Incorporation engineering actual conditions carry out collision detection to BIM threedimensional model；According to BIM threedimensional model collision detection as a result, adjustment and modification BIM threedimensional model；The customized computation rule in BIM threedimensional model；It calculates and summarizes in BIM software, and export bill of quantities.It can be modeled fully according to architectural engineering actual conditions using the present invention, can really reflect building structure truth, improve the accuracy of quantities calculation；The customized computation rule in BIM software, accurately calculates the parameter of each dimension of component, improves the quality of quantities calculation；The raising of quantities calculation quality is of great significance to the result of project cost, and the present invention has good social and economic benefit.
Description
Technical field
The present invention relates to building fields, and in particular to a kind of method for computing work amount based on BIM technology.
Background technique
Original method for computing work amount is budgeter according to local quota, by tools such as calculators on paper document
It carrying out engineering list, calculates, working efficiency is lower, and computational accuracy is low, it is easy to happen mistake, and inconvenient adjustment, once occur
Adjustment, quantities calculation need to calculate from the beginning.
With the development of computer application, the promotion of engineering technology gradually develops excel software, figure calculation amount software
Equal quantities calculations mode, but these quantities calculation modes still remain problems, are not able to satisfy the quick hair of construction industry
It opens up, major defect existing for traditional method for computing work amount is as follows:
1, can not correctly reflect the relationship of reducing between different component, especially labyrinth completely reduces relationship, because
It is wrong that this will cause quantities calculation；
2, because building system is huge, it is unable to automatic identification in general figure calculation amount software and checks graphic plotting mistake
Accidentally；
3, modern building fabric is complicated and changeable, and the calculation method of project amount also changes therewith, and calculates and require to get over
Come it is higher, most of software cannot completely customized computation rule；
4, during quantities calculation, regular software can not achieve the visualization of computation model；
It is badly in need of new technology with the high speed development of building trade based on above many reasons and solves these problems.
Summary of the invention
The present invention in order to solve the above problem used by technical solution are as follows: a kind of quantities calculation side based on BIM technology
Method, comprising the following steps:
S1: receiving and checks design drawing: receiving the design drawing from designing unit, the design drawing includes design
Illustrate, architectural working drawing, structural working drawing, profession in-depth figure；Drawing is checked and adjusts, Suitable content includes the plane position of component
It sets, range, figure layer, ratio, size and absolute altitude；
S2: establish BIM threedimensional model according to design drawing: the BIM threedimensional model of establishing includes the following three types mode:
S21 is modeled by hand: independent that BIM threedimensional model is established in BIM software according to design drawing；
S22 leads figure modeling: importing design drawing, identifies and establish BIM threedimensional model；
S23 receives model: directly receiving the BIM threedimensional model that completion has been established from designing unit；
S3: according to construction speed, dynamic management is carried out to BIM threedimensional model；According to project progress, in BIM threedimensional model
Middle drafting measure project, the measure project include scaffold, template, brick fetal membrane, post-cast strip, the earthwork；
S4: incorporation engineering actual conditions carry out collision detection to BIM threedimensional model；
S5: according to S4 collision detection as a result, carrying out the adjustment of BIM threedimensional model, the index of adjustment includes the plane meter of component
Very little, positional relationship, absolute altitude and material；
S6: according to quantities calculation demand, work load evaluation is defined in BIM software；
S7: obtaining entire projects amount by calculating to summarize according to work load evaluation, according to component screening parameter,
Export required project amount table.
Preferably, the component include basis, pile framing, column, beam, wall, plate, roofing, stair, door and window, wall decoration,
Face decoration, furred ceiling.
The basis includes stake, strip footing, box foundation, brick foundation.
The column includes rectangular column, circular columns, steel structure column, sleeper.
The beam includes Vierendeel girder, collar tie beam, girder steel, roofing Vierendeel girder, coupling beam, concealed beam, Cantilever Beams, lintel.
The wall includes concrete walls, brick wall, masonry wall.
The plate includes floorboard, roof boarding, cantilevered plate.
Preferably, the BIM software is Revit.
Preferably, it is modeled by hand described in S21, comprising the following steps:
S211: establishing item argument information, and the parameter information includes the absolute altitude of component, project basic point, elevational point；
S212: according to design drawing median-plane location, planar dimension relationship, axis net is established in BIM software；
S213: according to architectural working drawing, structural working drawing, respective members information is established, and according to the height of component, thickness
Degree, length, the gradient, sectional dimension, material, power, strength grade, fire-protection rating, the scope of application, specifications and models, company-information
Define structure attribute；
S214: according to component present position in drawing, respective members are arranged in BIM threedimensional model.
Preferably, figure modeling is led described in the step S22, comprising the following steps:
S221: design drawing is directed into BIM software identification module, and carries out drawing segmentation；
S222: identification axis net, and establish BIM threedimensional model axis net；
S223: component is imported and establishes BIM threedimensional model by successively identification means；
S224: by component according to height, thickness, length, the gradient, sectional dimension, material, power, strength grade, fire prevention etc.
Grade, the scope of application, specifications and models, company-information carry out attribute definition respectively, complete BIM three-dimension modeling.
It is clear that the provided drawing of designing unit is comprehensively, specification, figure layer are arranged, and modeling pattern, which can be selected preferentially, leads figure modeling,
This method convenient and efficient can quickly establish BIM threedimensional model.
Preferably, measure project described in step S3 includes scaffold, template, brick fetal membrane, vertical transport, post-cast strip, the earthwork.
Preferably, collision detection described in step S4, comprising:
Method 1: setting roaming checks, with the visual angle of people, roams in virtual BIM threedimensional model, and in inspection model
Collision situation between each component；
Method 2: setting hard collision inspection, BIM software calculate intersection-type collision between component and component automatically；
Method 3: setting soft collision inspection parameter, the parameter are construction reasonable operation space, that is, refer to component and component
Between construction minimum can operating space；
Any one inspection method in three of the above method.Certainly according to demand, a variety of methods can also be selected mutual
Review, improves the accuracy of collision detection.
If collision detection is errorless, S6 operation can be entered step.If collision detection is wrong, component correlation is adjusted
Parameter information, if can not adjust, designing unit is fed back to, is redesigned by designing unit's component, according to new design drawing
Paper models again.
Preferably, work load evaluation described in step S6, comprising:
S61: measuring according to bill of quantities and standardize, and the computation rule in bill of quantities metering specification is input to BIM
Software calculates corresponding project amount, realizes seamless interfacing with bill of quantities；
S62: according to location engineering budget ration, corresponding work load evaluation being inputted in BIM software, subsequent to obtain
The project amount arrived is consistent with engineering budget ration；
S63: according to engineering practice of construction needs, inputting work load evaluation on demand, and it is actually required to be computed export
Project amount,
Any one method in three of the above method.Certainly according to demand, a variety of methods can also be used, obtain a variety of meters
Result is calculated for instructing real work.
Preferably, screening parameter described in step S7 include height, thickness, length, the gradient, sectional dimension, material, power,
Strength grade, fire-protection rating, specifications and models, company-information, absolute altitude, range, floor.
Preferably, project amount table described in step S7 includes that part-to-item project amount inventory and pricing table, measure project are clear
Single and pricing table, other item bill and pricing table, inventory component detail list.
The part-to-item project amount inventory and pricing table, measure item and pricing table, other item bill and meter
Valence table, inventory component detail list are according to " construction project bill of quantities metering specification " and " construction project Engineering Quantity List Pricing
Specification ".
The project amount table further includes lower material list, single member detail list.
Bring of the present invention has the beneficial effect that method for computing work amount of the invention, can be fully according to architectural engineering reality
Border situation carries out three-dimensional modeling, and the overlap joint and the relationship of reducing between different component can really reflect；Pass through touching in BIM software
Audit function is hit, with automatic identification and place wrong in model can be checked, it is possible to reduce cause work because of drawing, model errors
The wrong situation of journey amount；By true three-dimension model, and customized computation rule, various Complex Different Shape components ginsengs can be calculated
Number, engineering accuracy of measurement are sufficient for real work demand.By implementing the invention, can with power-assisted Chinese architectural trade high speed development,
A kind of simple, quick, accurate, convenient and fast method for computing work amount is provided for construction industry, improves the effect in construction engineering cost field
Rate has good Social benefit and economic benefit.
Detailed description of the invention
Fig. 1 is a kind of method for computing work amount flow diagram based on BIM technology of the present invention；
Fig. 2 is that selection imports CAD diagram paper menu schematic diagram in the embodiment of the present invention；
Fig. 3 is selection drawing file schematic diagram in the embodiment of the present invention；
Fig. 4 is that wall BIM threedimensional model menu schematic diagram is established in the embodiment of the present invention；
Fig. 5 is that three-dimensional view angle checks BIM threedimensional model schematic diagram in the embodiment of the present invention；
Fig. 6 is practice of construction situation and former design threedimensional model contrast schematic diagram in the embodiment of the present invention；
Fig. 7 is collision detection menu selection schematic diagram in the embodiment of the present invention；
Fig. 8 is that collision detection component selects schematic diagram in the embodiment of the present invention；
Fig. 9 is collision detection result schematic diagram in the embodiment of the present invention；
Figure 10 is that soft collision checks menu selection schematic diagram in the embodiment of the present invention；
Figure 11 is that soft collision inspection item selects schematic diagram in the embodiment of the present invention；
Figure 12 is that soft collision inspection result exports menu schematic diagram in the embodiment of the present invention；
Figure 13 is selection material schematic diagram in the embodiment of the present invention；
Figure 14 is project amount table schematic diagram in the embodiment of the present invention；
Figure 15 is part-to-item project amount inventory and pricing table schematic diagram in the embodiment of the present invention；
Figure 16 is measure item and pricing table schematic diagram in the embodiment of the present invention.
Specific embodiment
Below in conjunction with specific attached drawing 1~16, the present invention is further illustrated.
As shown in Figure 1, providing a kind of method for computing work amount based on BIM technology, comprising the following steps:
S1: receiving and checks design drawing: receiving the design drawing from designing unit, the design drawing includes design
Illustrate, architectural working drawing, structural working drawing, profession in-depth figure；Drawing is checked and adjusts, Suitable content includes member planar position
It sets, range, figure layer, ratio, size and absolute altitude；
S2: BIM threedimensional model mode is established with figure is led with Revit software according to design drawing: specific as follows:
(1) selection " the importing CAD " button in Revit menu, as shown in Figure 2；
(2) selection needs the drawing imported in file, as shown in Figure 3；
(3) it identifies axis net, and establishes BIM threedimensional model axis net；
(4) successively identification means, import modeling systems for component；
(5) according to the component-wall identified, the threedimensional model of wall is established, as shown in Figure 4；
(6) by component according to height, thickness, length, the gradient, sectional dimension, material, power, strength grade, fire prevention etc.
Grade, the scope of application, specifications and models, company-information carry out attribute definition respectively,
Complete BIM three-dimension modeling；
(7) three-dimension modeling situation is checked with three-dimensional view angle after BIM three-dimension modeling, as shown in Figure 5.
S3: according to construction speed, dynamic management is carried out to BIM threedimensional model；According to project progress, in BIM threedimensional model
Middle drafting measure project, measure project include scaffold, template, brick fetal membrane, post-cast strip, the earthwork；And it will in BIM threedimensional model
Practice of construction situation is compared with former design conditions, as shown in Figure 6；
S4: incorporation engineering actual conditions carry out collision detection to BIM threedimensional model；The following steps are included:
S41: setting roaming checks, with the visual angle of people, roams in virtual BIM threedimensional model, and each in inspection model
Collision situation between component；
S42: setting hard collision inspection, BIM software calculate intersection-type collision between component and component automatically；
S421: selection " the operation collision detection " in Revit menu, as shown in Figure 7；
S422: can be with unrestricted choice, by taking wall and wall collision detection as an example, as shown in Figure 8 in collision project；
S423: inspection result occurs, and clicks operation result and checks, as shown in Figure 9；
S43: setting soft collision inspection parameter, the parameter are construction reasonable operation space, that is, refer to component and component it
Between construction minimum can operating space；
S431: pass through third party software: navisworks software carries out collision detection, converts Revit file to
Navisworks file；
S432: " clash detective " is selected in navisworks menu；
S433: it adds and checks in navisworks software, as shown in Figure 10；
S434: collision detection element type is selected in navisworks software, as shown in figure 11；
S435: export operation result, as shown in figure 12；
S5: according to S4 collision detection as a result, carrying out the adjustment of BIM threedimensional model, the index of adjustment includes the plane meter of component
Very little, positional relationship, absolute altitude and material；
If collision detection is errorless, S6 operation can be entered step.If collision detection is wrong, component correlation is adjusted
Parameter information, if can not adjust, designing unit is fed back to, is redesigned by designing unit's component, according to new design drawing
Paper models again.
S6: fixed according to valuating engineering work load with bill in Revit software according to the requirement of valuating engineering work load with bill
Adopted work load evaluation；
S7: entire projects amount is obtained by calculating to summarize according to work load evaluation, wall member is selected, selects material
Matter (as shown in figure 13) exports required wall project amount table (as shown in figure 14), can additionally export project amount branch
Subdivisional work amount inventory and pricing table (as shown in figure 15) can also export measure item and pricing table (such as Figure 16 institute
Show).
As shown in Fig. 2, for selection in Revit menu under step S2 " importing CAD " button schematic diagram, it should by selection
Button can import cad file.
As shown in figure 3, choosing the cad file that can beat for selection needs the drawing imported in file under step S2
It opens.
As shown in figure 4, by, according to the component-wall identified, establishing the threedimensional model of wall under step S2, similarly, can choose
The components such as door, window, column, roof, floor, and establish corresponding threedimensional model.
As shown in figure 5, to check three-dimension modeling situation after BIM three-dimension modeling under step S2 with three-dimensional view angle,
Check threedimensional model, can freely adjust the angle of observation in software, can any 360 degree select, whether observing and nursing deposit
In problem.
As shown in fig. 6, compare practice of construction situation and former design conditions in BIM threedimensional model for step S3,
It is former design scheme in the circle of the left side, is site operation status in the circle of the right, it was found that designs inconsistent place with former in scene.
As shown in fig. 7, selecting " operation collision detection " in Revit menu for step S421.
As shown in figure 8, can be with unrestricted choice, by taking wall and wall collision detection as an example, also in collision project for step S422
It can choose wall and column, the multiple choices mode such as stair and accommodation rail.
As shown in figure 9, occurring for step S423 inspection result, clicks operation result and check.
As shown in Figure 10, it adds and checks in navisworks software for step S433.
As shown in figure 11, collision detection element type, Yi Qiang and wind are selected in navisworks software for step S434
For pipe, air hose and air hose also can choose, it is also an option that wall and wall.
As shown in figure 12, operation result is exported for step S435, collision detection result can directly be exported by clicking the button.
As shown in figure 13, to select material option under step S7, the project amount of the material can be exported.
As shown in figure 14, to export required wall project amount table under step S7, the table is merely illustrative.
It as shown in figure 15, is export project amount part-to-item project amount inventory and pricing table under step S7, branch's subitem work
Journey amount inventory and pricing table are to belong to form template specified in " construction project valuating engineering work load with bill ".
It as shown in figure 16, is export project amount measure item and pricing table under step S7, measure item and meter
Valence table is to belong to form template specified in " construction project valuating engineering work load with bill ".
Project amount can be visualized using the present invention, the management of mobilism, and close with engineering practice
It is connected, can have both been fed back again with guiding construction, practice of construction situation using this method in BIM threedimensional model, and promote construction group
Knit the common progress with construction technology.Using the present invention can quickly, it is accurate, dynamically reflect engineering practice, and can be in time
Calculate whole or required local project amount.Especially to the implementation of large complicated irregular building structure, having can not estimate
The value of amount.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions, and for those skilled in the art to which the present invention belongs, is not being taken off
Under the premise of from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to protection of the invention
Range.
Claims (10)
1. a kind of method for computing work amount based on BIM technology, it is characterised in that: the following steps are included:
S1: receiving and checks design drawing: receiving the design drawing from designing unit, the design drawing includes that design is said
Bright, architectural working drawing, structural working drawing, profession in-depth figure；Drawing is checked and adjusts, Suitable content includes the plane position of component
It sets, range, figure layer, ratio, size and absolute altitude；
S2: establish BIM threedimensional model according to design drawing: the BIM threedimensional model of establishing includes the following three types mode:
S21 is modeled by hand: independent that BIM threedimensional model is established in BIM software according to design drawing；
S22 leads figure modeling: importing design drawing, identifies and establish BIM threedimensional model；
S23 receives model: directly receiving the BIM threedimensional model that completion has been established from designing unit；
S3: according to construction speed, dynamic management is carried out to BIM threedimensional model；According to project progress, drawn in BIM threedimensional model
Measure project processed；
S4: incorporation engineering actual conditions carry out collision detection to BIM threedimensional model；
S5: according to S4 collision detection as a result, carrying out the adjustment of BIM threedimensional model, the index of adjustment includes the planar dimension of component, position
Set relationship, absolute altitude and material；
S6: according to quantities calculation demand, work load evaluation is defined in BIM software；
S7: entire projects amount is obtained by calculating to summarize according to work load evaluation, according to component screening parameter, export
Required project amount table.
2. a kind of method for computing work amount based on BIM technology according to claim 1, it is characterised in that: the component
Including basis, pile framing, column, beam, wall, plate, roofing, stair, door and window, wall decoration, ground decoration, furred ceiling.
3. a kind of method for computing work amount based on BIM technology according to claim 1, it is characterised in that: the BIM is soft
Part is Revit.
4. a kind of method for computing work amount based on BIM technology according to claim 1, it is characterised in that: step S21 institute
State manual modeling, comprising the following steps:
S211: establishing item argument information, and the parameter information includes the absolute altitude of component, project basic point, elevational point；
S212: according to design drawing median-plane location, planar dimension relationship, axis net is established in BIM software；
S213: according to architectural working drawing, structural working drawing, respective members information is established, and according to the height of component, thickness, length
Degree, the gradient, sectional dimension, material, power, strength grade, fire-protection rating, the scope of application, specifications and models, company-information define structure
Part attribute；
S214: according to component present position in drawing, respective members are arranged in BIM threedimensional model.
5. a kind of method for computing work amount based on BIM technology according to claim 1, it is characterised in that: step S22 institute
It states and leads figure modeling, comprising the following steps:
S221: design drawing is directed into BIM software identification module, and carries out drawing segmentation；
S222: identification axis net, and establish BIM threedimensional model axis net；
S223: component is imported and establishes BIM threedimensional model by successively identification means；
S224: by component according to height, thickness, length, the gradient, sectional dimension, material, power, strength grade, fire-protection rating,
The scope of application, specifications and models, company-information carry out attribute definition respectively, complete BIM three-dimension modeling.
6. a kind of method for computing work amount based on BIM technology according to claim 1, it is characterised in that: step S3 institute
The measure project of stating includes scaffold, template, brick fetal membrane, vertical transport, post-cast strip, the earthwork.
7. a kind of method for computing work amount based on BIM technology according to claim 1, it is characterised in that: step S4 institute
State collision detection, comprising:
Method 1: setting roaming checks, with the visual angle of people, roams in virtual BIM threedimensional model, and each structure in inspection model
Collision situation between part；
Method 2: setting hard collision inspection, BIM software calculate intersection-type collision between component and component automatically；
Method 3: setting soft collision inspection parameter, the parameter are construction reasonable operation space, that is, are referred between component and component
Construct minimum can operating space,
Any one inspection method in three of the above method.
8. a kind of method for computing work amount based on BIM technology according to claim 1, it is characterised in that: step S6 institute
State work load evaluation, comprising:
Method 1: measuring according to bill of quantities and standardize, and it is soft that the computation rule in bill of quantities metering specification is input to BIM
Part calculates corresponding project amount, realizes seamless interfacing with bill of quantities；
Method 2: according to location engineering budget ration, corresponding work load evaluation being inputted in BIM software, subsequent available
Project amount it is consistent with engineering budget ration；
Method 3: according to engineering practice of construction needs, inputting work load evaluation on demand, is computed export work actually required
Cheng Liang,
Any one method in three of the above method.
9. a kind of method for computing work amount based on BIM technology according to claim 1, it is characterised in that: step S7 institute
Stating screening parameter includes height, thickness, length, the gradient, sectional dimension, material, power, strength grade, fire-protection rating, specification type
Number, company-information, absolute altitude, range, floor.
10. a kind of method for computing work amount based on BIM technology according to claim 1, it is characterised in that: step S7 institute
Stating project amount table includes part-to-item project amount inventory and pricing table, measure item and pricing table, other item bill
With pricing table, inventory component detail list.
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