CN110543674A - automatic splitting method of fabricated floor based on BIM - Google Patents
automatic splitting method of fabricated floor based on BIM Download PDFInfo
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- CN110543674A CN110543674A CN201910697874.XA CN201910697874A CN110543674A CN 110543674 A CN110543674 A CN 110543674A CN 201910697874 A CN201910697874 A CN 201910697874A CN 110543674 A CN110543674 A CN 110543674A
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Abstract
The invention discloses an automatic splitting method of an assembled floor based on BIM, which comprises the following steps: 1) building a BIM structural model; 2) selecting a floor to be split; 3) judging the splitting type of the floor to be split; 4) separating and splitting the floor slabs to be split; 5) numbering the disassembled laminated plates; 6) and exporting the superimposed sheet data information. Based on the full interpretation and BIM modeling of the specification map set, the automatic splitting method of the fabricated floor slab greatly reduces the repeated labor amount of designers, not only can greatly improve the production efficiency, but also plays a positive role in improving the component quality, can obtain the laminated plate drawing with unified standard, and greatly facilitates the subsequent construction of engineering.
Description
Technical Field
the invention belongs to the field of building design, and particularly relates to an automatic splitting method of an assembled floor based on BIM.
Background
The Prefabricated Concrete building is a structural form (PC for short) in which a Concrete member is produced and molded in a Prefabricated member factory in advance and then assembled on a construction site, and is an important way for realizing building industrialization.
However, the design and production process of the domestic prefabricated concrete building are disjointed in most cases. Most prefabricated part processing factories still adopt traditional processing methods, and prefabricated part production generates component processing drawings according to design institute drawings and carries out manual sample turning, namely, according to specifications, a drawing set and construction requirements, a structural plane layout is taken as a base map, a laminated slab plane layout is drawn → each floor slab is subjected to plane splitting → size and reinforcement of split laminated slabs are obtained → the split laminated slabs are drawn one by one in a deepened detailed drawing.
in the traditional production mode, information formed in the design stage is not completely and effectively transmitted to the production construction stage, the data reuse rate is very low, time and labor are wasted, and the experience of processing personnel is deepened to seriously influence the processing efficiency and the processing error rate.
Disclosure of Invention
The invention aims to: aiming at the defects of the prior art, the automatic splitting method which has high quality, high efficiency and unified standard is provided for the fabricated floor.
The purpose of the invention is realized by the following technical scheme:
A BIM-based automatic assembly floor splitting method comprises the following steps: 1) building a BIM structure model, and finishing building the BIM structure model based on CAD drawing and/or structure calculation model data information; 2) selecting the floors to be split, and screening the floors to be split based on the laminated slab distinguishing codes arranged or marked on the floors in the BIM structural model; 3) judging the splitting type of the floor to be split, and finishing the splitting type judgment of the split laminated slab and carrying out splitting type data statistics on the split laminated slab based on the weight parameter, the length parameter, the width parameter, the length-width ratio parameter, the arrangement mode information and a preset splitting standard of the screened floor to be split; 4) separating and splitting the floors to be split, and completing the splitting of the laminated slab on the basis of the statistical information of the splitting type data of the floors to be split screened in the step 2; 5) splitting the number of the split laminated slab, and marking the number of the laminated slab obtained by splitting in the step 4 by characters and/or numbers; 6) and (4) exporting the data information of the superimposed sheet, and exporting the superimposed sheet marked in the step 5 in a drawing mode.
Through the BIM structure model established in the step 1, a user can be helped to complete data identification on each structural part of the building so as to be repeatedly used in subsequent work. In the process of selecting the floors to be split in the step 2, although the screening mode based on the laminated slab distinguishing codes spends a certain time in the early stage identification process, the time is greatly saved in the subsequent laminated slab splitting and screening process, and the method is favorable for users to quickly select the floors to be split so as to carry out batch processing. In the step 3, when the building structural members are split and judged by adopting the unified splitting standard, drawing of the laminated plate drawing paper of each structural member by the unified standard is favorably completed, so that the problem that the following construction is influenced by the non-uniformity of the standard or quality of the split laminated plate caused by the difference of drawing personnel in the traditional drawing process is solved.
according to a preferred embodiment, the step of distinguishing the type of the split floor slab to be split in the step 3 comprises the following steps: judging the splitting number based on the screened weight parameters of one or more floors to be split and a preset laminated slab weight splitting standard; judging whether the corresponding floor slab is a bidirectional slab or a unidirectional slab based on the screened length, width and length-width ratio data information of one or more floor slabs to be split and a preset size standard of the superposed split slab; and judging whether the split small plates belong to the class I or the class II based on the screened length, width and length-width ratio data information of one or more floors to be split and a preset laminated plate arrangement standard, and counting the split type data.
In step 3, a user can set various laminated slab weight standards and laminated slab plane size standards in the splitting process as splitting parameters based on requirements and/or construction conditions of the integrated concrete structure design rule for assembly (DBJ 51/T024-2014) and/or the reinforced concrete laminated truss (Chuan 16G118-TY), and finish the splitting type judgment of the laminated slab based on the weight parameters and the plane size parameters of the selected floor slab and the arrangement mode information. That is, through step 3, the user can quickly realize the judgment of the splitting type of the floor slab under different standard conditions or different requirements, which is beneficial to meeting the splitting of the laminated slab under different construction environments, and also avoids the problem that the traditional manual drawing process needs to be performed again when the standard is switched.
according to a preferred embodiment, the split type data comprises: a bidirectional whole plate, a type I bidirectional plate, a type II bidirectional plate, a unidirectional whole plate, a type I unidirectional plate and a type II unidirectional plate.
According to a preferred embodiment, the step 1 further includes marking whether the floor slabs in the building BIM structural model are laminated in numbers or characters, and completing the association with the corresponding floor slabs in the form of laminated slab identification codes.
According to a preferred embodiment, the step 4 further comprises generating the laminated slab type, the lower limit and the upper limit of the template mark width section, the thickness of the post-cast laminated layer and the prefabricated bottom plate thickness data information required by the laminated slab numbering process for the split laminated slabs.
The main scheme and the further selection schemes can be freely combined to form a plurality of schemes which are all adopted and claimed by the invention; and the present invention can be freely combined with each other and with other options. The skilled person in the art can understand that there are many combinations, which are all the technical solutions to be protected by the present invention, according to the prior art and the common general knowledge after understanding the scheme of the present invention, and the technical solutions are not exhaustive herein.
the invention has the beneficial effects that: based on the full interpretation and BIM modeling of the specification map set, the automatic splitting method of the fabricated floor slab greatly reduces the repeated labor amount of designers, not only can greatly improve the production efficiency, but also plays a positive role in improving the component quality, can obtain the laminated plate drawing with unified standard, and greatly facilitates the subsequent construction of engineering.
Drawings
Fig. 1 is a flow chart of the automatic splitting method of the BIM-based fabricated floor of the present invention.
Detailed Description
The following non-limiting examples serve to illustrate the invention.
Example 1:
Referring to fig. 1, an automatic disassembling method of a prefabricated floor based on BIM is shown. The BIM (building Information modeling) technology can realize the integration of building Information, various Information is always integrated in a three-dimensional model Information database from the design, construction and operation of a building to the end of the whole life cycle of the building, and personnel of a design team, a construction unit, a facility operation department, an owner and the like can perform cooperative work based on the BIM, so that the working efficiency is effectively improved, resources are saved, the cost is reduced, and sustainable development is realized.
The core of BIM is to provide a complete building engineering information base consistent with the actual situation for a virtual building engineering three-dimensional model by establishing the model and utilizing the digital technology. The information base not only contains geometrical information, professional attributes and state information describing building components, but also contains state information of non-component objects (such as space and motion behaviors). By means of the three-dimensional model containing the construction engineering information, the information integration degree of the construction engineering is greatly improved, and therefore a platform for engineering information exchange and sharing is provided for related interest parties of the construction engineering project. The BIM can be applied to design and can also be applied to the whole life cycle of construction engineering projects; the design by BIM belongs to digital design; the BIM database is dynamically changing and is constantly updated, enriched and enriched during the application process.
The automatic splitting method of the assembled floor based on the BIM comprises the following steps:
Step 1, building a BIM structural model. And finishing building the BIM structural model based on the CAD drawing and/or structural calculation model data information. The BIM structural model at least comprises a building structural member. Therefore, through the BIM structure model established in the step 1, the user can be helped to complete data identification on each structural part of the building so as to be repeatedly used in subsequent work.
Preferably, the step 1 further includes marking whether the laminated slab is marked by numbers or characters for each floor slab in the building BIM structure model, and completing the association with the corresponding floor slab in the form of the laminated slab identification code.
Further, the project parameter "superimposed slab identification code" may be added to the floor first in the BIM model. The value is assigned 0 according to the room function of the building and the plane shape of the floor, indicating that the panel is not a laminated panel. The value is 1, indicating that the panel is a laminated panel. When the structural floor slabs are selected in batches, the floor slabs with the laminated slab distinguishing codes of 1 are screened by the program for splitting.
And 2, selecting the floor to be split. And realizing screening of the floors to be split based on the laminated slab distinguishing codes of the floor arrangement or identification in the BIM structural model.
In the process of selecting the floors to be split in the step 2, although a screening mode based on the laminated slab identification codes spends a certain time in the previous identification process, the time is greatly saved in the subsequent laminated slab splitting and screening process, and a user can quickly select one or more floors to be split in the BIM model so as to carry out batch processing.
And 3, judging the splitting type of the floor to be split. And (4) judging the splitting type of the split laminated slab, determining the arrangement mode and carrying out splitting type data statistics on the split laminated slab based on the weight parameter, the length parameter, the width parameter and the length-width ratio parameter of the floor slab to be split selected by screening and a preset splitting standard.
When the building structural members are subjected to splitting judgment by adopting the unified splitting standard, drawing of split drawings of the laminated slabs according to the unified standard is favorably completed for all the structural members, so that the problem that the standard or quality of the split laminated slabs is not unified due to the difference of drawing personnel in the traditional drawing process so as to influence subsequent construction is solved.
Further, the step of judging the splitting type of the floor to be split in the step 3 includes:
and finishing the judgment of the splitting number based on the screened weight parameters of one or more floors to be split and a preset laminated slab weight splitting standard.
and judging whether the corresponding floor slab is a bidirectional slab or a unidirectional slab based on the screened length, width and length-width ratio data information of one or more floor slabs to be split and a preset size standard of the superposed split slab.
and judging whether the split small plates belong to the class I or the class II based on the screened length, width and length-width ratio data information of one or more floors to be split and a preset laminated plate arrangement standard, and counting the split type data. The "type I" and "type II" are discriminated only for the small plates divided into the stacked plates, and do not include the whole plate.
The split type data includes: a bidirectional whole plate, a type I bidirectional plate, a type II bidirectional plate, a unidirectional whole plate, a type I unidirectional plate and a type II unidirectional plate.
Preferably, a user can set the weight standard and the plane size standard of each type of laminated slab in the splitting process as splitting parameters based on the requirements and construction conditions of the integrated concrete structure design rule for assembly (DBJ 51/T024-2014) and the reinforced concrete laminated slab truss (Chuan 16G118-TY), and the splitting type judgment and the arrangement mode information determination of the laminated slab are completed based on the weight parameter and the plane size parameter of the selected floor slab.
That is, through step 3, the user can quickly realize the judgment of the splitting type of the floor slab under different standard conditions or different requirements, which is beneficial to meeting the splitting of the laminated slab under different construction environments, and also avoids the problem that the traditional manual drawing process needs to be performed again when the standard is switched. Simultaneously, the user can carry out superimposed sheet weight split standard setting based on actual demand to the completion realizes the split of customization formula quantity to treating the split floor.
And 4, separating and splitting the floor to be split. And (4) completing the splitting of the laminated slab on the basis of the splitting type data statistical information of the floor slab to be split screened in the step (2).
Further, the step 4 includes generating the type of the laminated slab, the lower limit and the upper limit of the template mark width section, the thickness of the post-cast laminated slab and the thickness data information of the prefabricated bottom plate, which are required in the process of generating the laminated slab number for the split laminated slab.
and 5, splitting the generated laminated plate number. And (4) numbering and marking the laminated plate obtained by splitting in the step (4) by using characters and/or numbers. And (4) carrying out data numbering on the split laminated plate by taking the laminated plate label data information generated in the step (4) as identification data, so that each laminated plate split drawing has clear remark information, and the utilization of the subsequent production process is facilitated.
And 6, exporting the data information of the superimposed sheet, and exporting the superimposed sheet marked in the step 5 in a drawing mode. The export drawing at least comprises the plane layout of the selected layer structural members (beam, slab and column walls) and the plane layout and the serial number of the generated split superposed plates.
Based on the full interpretation and BIM modeling of the specification map set, the automatic splitting method of the fabricated floor slab greatly reduces the repeated labor amount of designers, not only can greatly improve the production efficiency, but also plays a positive role in improving the component quality, can obtain the laminated plate drawing with unified standard, and greatly facilitates the subsequent construction of engineering.
The foregoing basic embodiments of the invention and their various further alternatives can be freely combined to form multiple embodiments, all of which are contemplated and claimed herein. In the scheme of the invention, each selection example can be combined with any other basic example and selection example at will.
the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. A BIM-based automatic assembly floor splitting method is characterized by comprising the following steps:
1) Building a BIM structure model, and finishing building the BIM structure model based on CAD drawing and/or structure calculation model data information;
2) Selecting the floors to be split, and screening the floors to be split based on the laminated slab distinguishing codes arranged or marked on the floors in the BIM structural model;
3) Judging the splitting type of the floor to be split, and finishing the splitting type judgment of the split laminated slab and carrying out splitting type data statistics on the split laminated slab based on the weight parameter, the length parameter, the width parameter, the length-width ratio parameter, the arrangement mode information and a preset splitting standard of the screened floor to be split;
4) Separating and splitting the floors to be split, and completing the splitting of the laminated slab on the basis of the statistical information of the splitting type data of the floors to be split screened in the step 2;
5) Splitting the number of the split laminated slab, and marking the number of the laminated slab obtained by splitting in the step 4 by characters and/or numbers;
6) and (4) exporting the data information of the superimposed sheet, and exporting the superimposed sheet marked in the step 5 in a drawing mode.
2. The BIM-based automatic assembly floor splitting method according to claim 1, wherein the step of judging the type of the to-be-split floor splitting in the step 3 comprises the following steps:
judging the splitting number based on the screened weight parameters of one or more floors to be split and a preset laminated slab weight splitting standard;
Judging whether the corresponding floor slab is a bidirectional slab or a unidirectional slab based on the screened length, width and length-width ratio data information of one or more floor slabs to be split and a preset size standard of the superposed split slab;
And judging whether the split small plates belong to the class I or the class II based on the screened length, width and length-width ratio data information of one or more floors to be split and a preset laminated plate arrangement standard, and counting the split type data.
3. The method of automatically splitting a BIM-based fabricated floor slab as claimed in claim 1 or 2, wherein the splitting type data includes: a bidirectional whole plate, a type I bidirectional plate, a type II bidirectional plate, a unidirectional whole plate, a type I unidirectional plate and a type II unidirectional plate.
4. The method as claimed in claim 1, wherein the step 1 further comprises marking whether the building slabs in the BIM model are laminated with numbers or characters, and completing the association with the corresponding building slabs in the form of laminated discrimination codes.
5. The method as claimed in claim 1, wherein the step 4 further comprises generating a type of the stacked slab, a lower limit and an upper limit of the template mark width section, a thickness of the post-cast stacked slab, and a thickness data information of the prefabricated floor slab, which are required in the process of numbering the stacked slabs after the splitting.
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| CN111576705A (en) * | 2020-05-29 | 2020-08-25 | 上海宝冶集团有限公司 | Splitting method for reducing specification of assembled laminated slab |
| CN111625896A (en) * | 2020-05-29 | 2020-09-04 | 上海宝冶集团有限公司 | Arrangement calculation method for steel bar truss floor bearing plate |
| CN112270034A (en) * | 2020-11-24 | 2021-01-26 | 筑友智造科技投资有限公司 | Wall splitting method, device and system |
| CN112560134A (en) * | 2020-11-17 | 2021-03-26 | 大连理工大学 | Batch deepening design method of assembled structure laminated slab based on CAD and BIM |
| CN112818440A (en) * | 2020-12-31 | 2021-05-18 | 中建材行业生产力促进中心有限公司 | Assembly type building slat internal partition wall and slat arranging method and building method thereof |
| CN113808258A (en) * | 2021-09-18 | 2021-12-17 | 广东博意建筑设计院有限公司 | Fine laying cooperative design method and system for electric conduit system in laminated slab |
| CN114818080A (en) * | 2022-05-11 | 2022-07-29 | 安徽建工建筑工业有限公司 | Prefabricated laminated slab splitting method based on Revit and Dynamo |
| WO2023078353A1 (en) * | 2021-11-03 | 2023-05-11 | 中建科技武汉有限公司 | Generative design method for prefabricated concrete component |
| CN116628826A (en) * | 2023-07-18 | 2023-08-22 | 中设数字技术有限公司 | BIM-based quick splitting method and system |
| CN118643581A (en) * | 2024-08-19 | 2024-09-13 | 四川观筑数智科技有限公司 | Web and BIM-based superimposed sheet intelligent splitting method |
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| CN112818440A (en) * | 2020-12-31 | 2021-05-18 | 中建材行业生产力促进中心有限公司 | Assembly type building slat internal partition wall and slat arranging method and building method thereof |
| CN113808258A (en) * | 2021-09-18 | 2021-12-17 | 广东博意建筑设计院有限公司 | Fine laying cooperative design method and system for electric conduit system in laminated slab |
| WO2023078353A1 (en) * | 2021-11-03 | 2023-05-11 | 中建科技武汉有限公司 | Generative design method for prefabricated concrete component |
| CN114818080A (en) * | 2022-05-11 | 2022-07-29 | 安徽建工建筑工业有限公司 | Prefabricated laminated slab splitting method based on Revit and Dynamo |
| CN116628826B (en) * | 2023-07-18 | 2023-10-13 | 中设数字技术有限公司 | BIM-based quick splitting method and system |
| CN116628826A (en) * | 2023-07-18 | 2023-08-22 | 中设数字技术有限公司 | BIM-based quick splitting method and system |
| CN118643581A (en) * | 2024-08-19 | 2024-09-13 | 四川观筑数智科技有限公司 | Web and BIM-based superimposed sheet intelligent splitting method |
| CN118643581B (en) * | 2024-08-19 | 2024-10-22 | 四川观筑数智科技有限公司 | Web and BIM-based superimposed sheet intelligent splitting method |
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