CN113256084A - BIM-based intelligent building economic index statistical and checking method and system - Google Patents
BIM-based intelligent building economic index statistical and checking method and system Download PDFInfo
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Abstract
The invention relates to a BIM-based intelligent building economic index statistical and checking method, which comprises the following steps: s1: creating a building information model according to a building scheme; s2: automatically hanging and assigning design parameters of the building information model; s3: carrying out structured classification and analysis calculation on related data of the building information model, and carrying out building economic index verification; s4: and judging the building economic index checking structure, if the structure passes the checking structure, deriving a statistical checking report for a designer to check and evaluate the feasibility of the building scheme, otherwise, returning to execute the step S1.
Description
Technical Field
The invention relates to a new technology in the field of engineering construction, in particular to a BIM-based intelligent building economic index statistical and checking method and system.
Background
The BIM technology is a datamation tool applied to engineering design, construction and management, and shares and transmits the building datamation and informatization model integration in the whole life cycle process of project planning, operation and maintenance, so that engineering technicians can correctly understand and efficiently respond to various building information, a foundation for cooperative work is provided for design teams and all building main bodies including buildings and operation units, and the building information management system plays an important role in improving production efficiency, saving cost and shortening construction period.
With the development of the BIM technology, the application of the BIM in each stage of the engineering industry is deepened step by step, and how to more conveniently utilize the BIM tool to solve the practical problem is also an urgent need at present.
In the building design process, according to different working conditions and different requirements, the auxiliary computer conducts structuralization and digital analysis, visualization and calculable of BIM data are achieved, and the practical engineering practice problem can be solved.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a BIM-based building economic index intelligent statistics and checking method and system for improving design checking efficiency and quality.
The purpose of the invention can be realized by the following technical scheme:
a BIM-based intelligent building economic index statistical and checking method comprises the following steps:
s1: creating a building information model according to a building scheme;
s2: automatically hanging and assigning design parameters of the building information model;
s3: carrying out structural classification and analysis calculation on index parameters of the building information model, and carrying out building index verification;
s4: and judging whether the building economic index meets the requirements of building control rules, if so, exporting a statistical checking report for designers to consult and evaluate, and if not, returning to execute the step S1.
Further, the creating of the building scheme model specifically includes: building elevations and area lines are created in batches, and building rooms and building facings are generated based on the area lines.
Further, the process of creating the area line includes:
s11: preparing drawing of a building area line;
s12: judging the attribute of the building wall, if the attribute is an outer wall, executing the step S13, and if the attribute is an inner wall, executing the step S14;
s13: drawing an area line to the outer edge of the wall;
s14: and drawing the area line to the central line of the wall body.
Further, in step S3, the building index subjected to the verification specifically includes: building area, building retreat boundary, building height, building layer number, parking space number, line sticking rate and building window wall/window ground ratio.
Furthermore, the building area comprises a planning total land area, a construction land area, a total building area, building density, a building volume rate and a green land rate;
the building floor number comprises a building floor height, a structure net height and a pipeline net height;
the number of the parking spaces comprises the number of overground parking spaces and the number of underground parking spaces.
Furthermore, the planning total land area is extracted from the property of the land parcel;
the construction land area comprises roads, squares, sports field areas, greening land areas and building base area;
the total building area comprises the amount of the above-ground building area and the underground building area.
Further, in step S3, the structural classification of the index parameter of the building information model specifically includes: and automatically extracting the building room layers, and intelligently merging according to the room attributes.
Further, step S3 includes building a building area knowledge graph, where the building of the building area knowledge graph specifically includes the following steps:
s31: acquiring a building area calculation standard of the building engineering;
s32: respectively extracting entity concepts, entity relationships, entity attributes and auditing rules in the building information model;
s33: building a building area knowledge graph body;
s34: performing quality evaluation on the constructed building area knowledge graph ontology;
s35: and generating a building area knowledge graph.
A system for realizing the BIM-based intelligent building index statistical and checking method comprises the following steps:
an auxiliary modeling module: the system is used for creating elevation and building components and building a building information model;
a parameter setting module: the system is used for automatically hooking and assigning relevant parameters in the building design;
and a building index verification module: the method is used for carrying out structured classification and analysis calculation on the index parameters of the building information model to obtain a statistical check report.
Furthermore, the building index verification module comprises an area statistics verification submodule, a height statistics verification submodule, a site elevation statistics verification submodule and a building index verification submodule.
Compared with the prior art, the invention has the following advantages:
1) the building design method is based on the BIM three-dimensional design concept, conforms to the basic flow of the building design, changes the traditional building design to the digital intelligent design, reduces the repeated labor of designers as much as possible, enables the design to return to originality and practicality, improves the design efficiency and quality, and enables the building products to be more green and people-oriented;
2) in the invention, automatic hierarchical extraction of building rooms and intelligent merging of room attributes are realized, and 2 is adopted.
Building height automatic check and building place elevation automatic detection technology and building area standard analysis and knowledge map construction technology can carry out high-efficient processing, analysis, aassessment to the relevant index of building, make things convenient for the design of building scheme, ensure that it satisfies the requirement of national standard or local control rule.
Drawings
FIG. 1 is a schematic flow diagram of the present invention;
FIG. 2 is a schematic view of an automatic building room area line creation process;
FIG. 3 is an overview of the primary verification indicators for architectural design;
FIG. 4 is a basic flow diagram of building area knowledge graph creation;
FIG. 5 is a schematic diagram of a building area knowledge graph structured solution.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, shall fall within the scope of protection of the present invention.
Examples
As shown in FIG. 1, the invention is mainly applied to building digital design, through building of a front-end building information model, building information input, automatic structural classification and computational analysis of relevant data at the background, and finally, relevant reports are automatically derived for design review and evaluation of feasibility of a building scheme, and discloses a BIM-based intelligent building economic index statistical and checking method, which comprises the following steps:
s1: creating a building information model according to a building scheme;
creating the building plan model specifically includes: building elevation and area lines are established in batches, repeated labor of designers is reduced, and building rooms and building surface layers are generated through rapid point selection based on the area lines. As shown in fig. 2, the area line creation process includes:
s11: preparing drawing of a building area line;
s12: judging the attribute of the building wall, if the attribute is an outer wall, executing the step S13, and if the attribute is an inner wall, executing the step S14;
s13: drawing an area line to the outer edge of the wall;
s14: and drawing the area line to the central line of the wall body.
S2: automatically hanging and assigning design parameters of the building information model;
automatically hanging, assigning and modifying main design parameters of the building according to the following table:
s3: the method mainly realizes automatic analysis and verification of seven building indexes at the early stage of the scheme, namely 15 building indexes in total, and ensures that the building scheme meets the requirements of planning and reporting rules and also meets the national or local building specification requirements.
As shown in fig. 3, the building indexes subjected to the verification specifically include: building area, building retreat boundary, building height, building layer number, parking space number, line sticking rate and building window wall/window ground ratio.
The building area comprises planning total land area, construction land area, total building area, building density, building volume rate and green space rate; the number of building layers comprises the building layer height, the structure net height and the pipeline net height; the parking space number comprises the number of overground parking spaces and the number of underground parking spaces.
Extracting the planned total land area from the property of the land parcel; the construction land area comprises the areas of roads, squares and sports grounds, the area of greening land and the area of a building base; the total building area includes above ground building area and below ground building area.
The building index data analysis and self-checking mainly realizes automatic analysis and checking on about 15 building indexes in total in seven early-stage projects of the scheme, and ensures that the building scheme meets the requirements of planning and reporting rules and meets the national or local building specification requirements.
The invention automatically extracts the building room layers, intelligently merges the building room layers according to the room attributes, builds a building area knowledge graph, and the building area knowledge graph is as shown in figures 4 and 5, and specifically comprises the following steps:
s31: acquiring a building area calculation standard of the building engineering;
s32: respectively extracting entity concepts, entity relations, entity attributes and auditing rules in the building model;
s33: building a building area knowledge graph body;
s34: performing quality evaluation on the constructed building area knowledge graph ontology;
s35: and generating a building area knowledge graph.
S4: and judging the building index checking structure, if the building index checking structure passes, exporting a statistical checking report for a designer to look up and evaluate the feasibility of the building scheme, archiving, and otherwise, returning to execute the step S1.
The invention also provides a system for realizing the BIM-based intelligent building index counting and checking method, which comprises the following steps:
an auxiliary modeling module: the method is used for creating elevation and building components and building a building model, and specifically, creating elevation in batches, creating main building components in batches and the like (such as automatically creating building rooms, walls, floors, automatically generating fire-fighting evacuation routes and the like);
a parameter setting module: the intelligent design system is used for automatically hooking and assigning relevant parameters in the building design, and particularly, the relevant parameters in the building design process are automatically assigned, an intelligent cleaning function is conveniently provided, and scheme indexes in the design process are conveniently changed;
and a building index verification module: the building index verification sub-module comprises verification of indexes such as total building area, capacity-counting building area and non-capacity-counting building area, and the building index verification sub-module comprises verification of indexes such as building density, volume rate, window-to-ground ratio and window-to-wall ratio.
The main logic of the building index verification is as follows:
firstly, acquiring all monomer three-dimensional information models from land data, and layering each monomer according to an elevation value. Secondly, the attribute extraction is performed for all rooms on each floor. And then comparing the 'region mark' and the 'room function' in the attribute with the design control rule requirement to obtain the area coefficient and the volume ratio coefficient of the room, and multiplying the area coefficient and the volume ratio coefficient by the room area value. Finally, all indexes of rooms in all the single bodies are displayed, and modification of the area and the volume ratio is supported.
And finally, summarizing all area indexes of all monomers in the plot, comparing the area indexes with a planning control value, displaying a tolerance value, and facilitating a designer to check the monomer model.
The main logic of the building height index verification is as follows:
firstly, searching a member named as a building pedestrian entrance in a three-dimensional model, and acquiring height information of the member; and traversing all the components in the main model and the link model, and comparing the height values of the upper surfaces of the components to obtain the maximum height value. And finally, subtracting the maximum height value from the height value of the entrance to obtain the elevation of the building site.
Based on the system, the development of an intelligent building index counting and checking platform can be realized, based on a visual studio development platform, the intelligent building index counting and checking platform based on BIM is developed, the related indexes of the building can be efficiently processed, analyzed and evaluated, the design of a building scheme is facilitated, and the building scheme can meet the requirements of national regulations or local control regulations.
While the invention has been described with reference to specific embodiments, the invention is not limited thereto, and those skilled in the art can easily conceive of various equivalent modifications or substitutions within the technical scope of the invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A BIM-based intelligent building economic index statistical and checking method is characterized by comprising the following steps:
s1: creating a building information model according to a building scheme;
s2: automatically hanging and assigning design parameters of the building information model;
s3: carrying out structural classification and analysis calculation on index parameters of the building information model, and carrying out building index verification;
s4: and judging whether the building economic index meets the requirements of building control rules, if so, exporting a statistical checking report for designers to consult and evaluate, and if not, returning to execute the step S1.
2. The BIM-based intelligent statistics and checking method for building economic indicators according to claim 1, wherein the building scheme model creation specifically comprises: building elevations and area lines are created in batches, and building rooms and building facings are generated based on the area lines.
3. The BIM-based intelligent statistics and checking method for building economic indicators according to claim 2, wherein the creation process of the area line comprises:
s11: preparing drawing of a building area line;
s12: judging the attribute of the building wall, if the attribute is an outer wall, executing the step S13, and if the attribute is an inner wall, executing the step S14;
s13: drawing an area line to the outer edge of the wall;
s14: and drawing the area line to the central line of the wall body.
4. The BIM-based intelligent statistics and verification method for building economic indicators according to claim 1, wherein in step S3, the building indicators subjected to verification specifically include: building area, building retreat boundary, building height, building layer number, parking space number, line sticking rate and building window wall/window ground ratio.
5. The BIM-based intelligent statistics and check method for the building economic indicators according to claim 4, wherein the building areas comprise planning total land area, construction land area, total building area, building density, building volume rate and greenbelt rate;
the building floor number comprises a building floor height, a structure net height and a pipeline net height;
the number of the parking spaces comprises the number of overground parking spaces and the number of underground parking spaces.
6. The BIM-based intelligent statistics and verification method for the building economic indicators according to claim 5, wherein the planning total land area is extracted from the property of the land parcel;
the construction land area comprises roads, squares, sports field areas, greening land areas and building base area;
the total building area comprises an above-ground building area and an underground building area.
7. The BIM-based intelligent statistics and checking method for building economic indicators according to claim 1, wherein in step S3, the structural classification of the building information model indicator parameters specifically comprises: and automatically extracting the building room layers, and intelligently merging according to the room attributes.
8. The BIM-based intelligent statistics and checking method for building economic indicators according to claim 1, wherein step S3 further comprises building a building area knowledge graph, and the building of the building area knowledge graph specifically comprises the following steps:
s31: acquiring a building area calculation standard of the building engineering;
s32: respectively extracting entity concepts, entity relationships, entity attributes and auditing rules in the building information model;
s33: building a building area knowledge graph body;
s34: performing quality evaluation on the constructed building area knowledge graph ontology;
s35: and generating a building area knowledge graph.
9. A system for implementing the BIM-based intelligent statistics and verification method for building economic indicators according to any one of claims 1 to 8, comprising:
an auxiliary modeling module: the system is used for creating elevation and building components and building a building information model;
a parameter setting module: the system is used for automatically hooking and assigning relevant parameters in the building design;
and a building index verification module: the method is used for carrying out structured classification and analysis calculation on the index parameters of the building information model to obtain a statistical check report.
10. The BIM-based intelligent building economic indicator statistics and verification system according to claim 9, wherein the building indicator verification module comprises an area statistics verification submodule, a height statistics verification submodule, a site elevation statistics verification submodule and a building indicator verification submodule.
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| CN117196545A (en) * | 2023-11-08 | 2023-12-08 | 北京达美盛软件股份有限公司 | Design compliance examination method and system based on three-dimensional checking |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Ji Jiumao Inventor after: Zhang Dongsheng Inventor after: Gao Xucong Inventor after: Wang Lingyu Inventor after: Yan Zifu Inventor after: Chen Ling Inventor after: Zhang Xiaoting Inventor after: Han Yixin Inventor after: Zhu Zhenyu Inventor before: Ji Jiumao Inventor before: Zhang Dongsheng Inventor before: Gao Xucong Inventor before: Wang Lingyu Inventor before: Yan Zifu Inventor before: Chen Ling Inventor before: Zhang Xiaoting Inventor before: Han Yixing Inventor before: Zhu Zhenyu |