CN112818565B - BIM technology-based underground water pool anti-floating checking calculation method - Google Patents
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Abstract
The invention relates to an anti-floating checking method of an underground water pool based on a BIM (building information modeling) technology, which comprises the steps of establishing a three-dimensional water pool model in Revit according to relative elevation, setting an underground water pool marking interface by using Visual Studio as a reference, selecting a floor slab by a Revit starting program, and adding a mark to the floor slab selected in the underground water pool model in the Visual Studio; setting an anti-floating calculation interface of the underground water pool by using Visual Studio, inputting related data in the interface, and calculating the total weight of the component, the weight on the cantilever plate, the buoyancy and the anti-floating coefficient based on the marked floor slab information, model information and input data. Compared with the prior art, the method has the advantages that the workload is reduced, the scheme can be rapidly adjusted according to the checking result, the checking is repeated, the design efficiency of the underground water pool structure is greatly improved, and the like.
Description
Technical Field
The invention relates to the technical field of geotechnical engineering, in particular to an underground water pool anti-floating checking calculation method based on a BIM (building information modeling) technology.
Background
When the preliminary design of traditional underground water pond structure, need the designer to manually carry out anti floating checking calculation, need the dead weight of manual calculation cell body and earthing weight and water buoyancy, calculation work load is big, and is inefficient, and appears omitting easily and wrong. When the scheme of the pool is changed or the water level of underground exploration is changed, recalculation is needed, which wastes time and labor. With the rapid development of the BIM technology, more and more projects use the BIM (Building Information Modeling) technology and use a three-dimensional model for design, but the existing BIM technology can only establish a model, can not screen component Information required for checking, can not directly check, has the problems of inconvenient design and use, long time consumption and serious influence on the design efficiency of the underground water pool structure.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide an underground water pool anti-floating checking calculation method based on the BIM technology.
The purpose of the invention can be realized by the following technical scheme:
a BIM technology-based underground water pool anti-floating checking calculation method comprises the steps of establishing a three-dimensional underground water pool model in Revit according to relative elevation, setting an underground water pool marking interface by using Visual Studio based on the ground elevation, selecting a floor slab by a Revit starting program, adding a mark to the floor slab selected in the three-dimensional underground water pool model in the Visual Studio by using the underground water pool marking interface, setting an underground water pool anti-floating calculation interface by using the Visual Studio, inputting required calculation data to the underground water pool anti-floating calculation interface, and calculating the total weight of a component, the weight on a lifting board, the buoyancy and the anti-floating coefficient based on the marked floor slab information, the three-dimensional underground water pool model information and the input data.
Furthermore, the mark added by the underground water pool mark interface to the floor selected in the three-dimensional underground water pool model is top and bottom plate attribute information.
The underground pool marking interface further comprises:
the screening module screens out the top and bottom plates according to the information marked by the underground water pool marking interface; the screening module comprises a top plate data selection unit, a bottom plate data selection unit, a structural member and a plain concrete filling member screening unit, wherein the top plate data selection unit and the bottom plate data selection unit are respectively data selection units and are used for confirming the type of the selected floor slab, and each unit is provided with a corresponding key.
The underground water pool anti-floating calculation interface comprises:
the anti-floating calculation module is used for calculating the weight and the buoyancy according to the input data required by calculation;
and the result display module is used for displaying the calculation result.
Specifically, the anti-floating calculation module comprises a data input unit, a dead weight calculation unit, a weight calculation unit and a buoyancy calculation unit, wherein the data input unit is used for inputting data required by a calculation process; the data required by the calculation process comprises underground water bit data and soil weight information on the ram. The dead weight calculation unit, the weight calculation unit and the buoyancy calculation unit are respectively provided with a calculation function set according to a design specification.
The Visual Studio modifies a three-dimensional underground water pool model in Revit software through a RevitAPI interface.
Further, the method for executing the anti-floating calculation based on the BIM technology comprises the following specific steps:
s1: and establishing a three-dimensional pool model through Revit by taking the ground elevation as +/-0.00 elevation and taking the ground elevation as a reference for the floor slab.
S2: setting a marking interface of the underground water pool in the Visual Studio, starting a program through Revit, selecting a floor slab in the Revit, and adding a mark to the selected floor slab in the Visual Studio.
S3: underground water level information and earth pressure on a cantilever plate are input in an anti-floating calculation interface of an underground water pool of Visual Studio.
S4: clicking a calculation button corresponding to a calculation module in an anti-floating calculation interface of the underground water pool, screening all floor slabs marked as bottom plates in Visual Studio, deleting corresponding components on the bottom plates, canceling deletion after obtaining the uncut area of the bottom plates, reading the offset of the bottom plates relative to the ground again under the condition of not changing a three-dimensional model, and calculating the buoyancy of the water pool.
S5: screening out structural members and plain concrete filling members in the three-dimensional pool model in Visual Studio, calculating the total weight of the structural members and the plain concrete filling members, screening out floor slabs with all marked top plates in Visual Studio, judging whether the floor slabs are below the ground elevation or not, reading the area and the height relative to the ground if the floor slabs are below the ground elevation, calculating the weight on the top plate, and adding the input weight on the cantilever plate to obtain the total weight.
S6: the anti-floating coefficient was calculated in Visual Studio according to the design criteria.
S7: and clicking a result button in the anti-floating calculation interface of the underground water pool, displaying the effect results of the self weight, the weight and the buoyancy calculated in the Visual Studio on the anti-floating calculation interface of the underground water pool, displaying an anti-floating coefficient, judging whether the requirements are met, and exporting a calculation book.
S8: and running a program in the visual studio to generate a dll format file, loading the dll format file in Revit software, and executing the anti-floating checking calculation of the three-dimensional model of the water pool structure.
In the above steps, the calculation method of each parameter is as follows:
and (3) buoyancy calculation: floor area, distance of groundwater level to floor 10;
the total weight of the structural member and the plain concrete filling member is calculated as follows: concrete member volume 25+ plain concrete filling volume 20;
and (3) calculating the total weight: the weight of the top plate soil and the outer cantilever plate soil is equal to the area of the top plate below the ground surface, the top plate burial depth 18 and the weight of the outer cantilever plate soil.
Compared with the prior art, the underground water pool anti-floating checking calculation method based on the BIM technology at least has the following beneficial effects:
1) by adopting the method, a user does not need to manually calculate the buoyancy effect, the structure dead weight and the anti-floating checking calculation are adopted, a large amount of workload is reduced, and meanwhile, the scheme can be quickly adjusted according to the checking calculation result and the checking calculation is carried out again;
2) after the scheme is changed and the water level information is changed, manual repeated calculation is not needed, and the design efficiency of the underground water pool structure is greatly improved.
Drawings
FIG. 1 is a schematic flow chart of an underground water pool anti-floating checking calculation method based on BIM technology in an embodiment;
FIG. 2 is an exemplary illustration of an interface display of an underground pool marking interface in an embodiment;
FIG. 3 is an exemplary illustration of an interface display of an anti-floating computing interface of an underground water pool in an embodiment.
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
The invention relates to an underground water pool anti-floating checking calculation method based on a BIM technology. And calculating the anti-floating coefficient according to design specifications, such as 'building foundation basic design specifications' GB 50007-20115.4.3. And displaying the calculation result and the checking result on an interface. As shown in fig. 1, the specific steps of the method of the present invention include the following:
firstly, establishing a pool model in Revit, namely establishing a three-dimensional pool model in a project sample plate, and establishing according to relative elevations, wherein the ground elevation is +/-0.00 elevation, and floor slabs are all based on the ground elevation.
And step two, arranging an underground water pool marking interface in the Visual Studio, wherein the interface is provided with a marking module and a screening module, and the marking module is used for adding marks to the selected floor slabs. The screening module comprises a top plate data selection unit, a bottom plate data selection unit, a structural member and a plain concrete filling member screening unit. The top plate data selection unit and the bottom plate data selection unit are respectively data selection units and are used for confirming the selected floor type. Each unit is provided with a corresponding key. And after the floor type is selected, executing an anti-floating calculation step, wherein the anti-floating calculation is completed through an anti-floating calculation module of an anti-floating calculation interface of the underground water pool.
And setting an anti-floating calculation interface of the underground water pool in Visual Studio, wherein the interface comprises an anti-floating calculation module and a result display module. Wherein:
and the anti-floating calculation module calculates the weight and the buoyancy according to the input data. Specifically, the calculation module is provided with a data input unit for inputting water level data required by the calculation process and soil weight information on the ram. The calculation module is provided with a self-weight calculation unit, a weight calculation unit and a buoyancy calculation unit. Each cell stores a calculation function.
The result display module is used for displaying the calculation result and is corresponding to a result button.
And entering a program by clicking a button in the Revit, selecting a floor in the Revit, adding a mark to the selected floor in an underground water pool mark interface in the Visual Studio, wherein the added mark is top and bottom plate attribute information, and judging the top plate or the bottom plate of the selected floor by a screening module.
And step three, inputting underground water level information and earth pressure on the cantilever plate in an anti-floating calculation interface of the underground water pool of the Visual Studio.
And fourthly, clicking a button corresponding to the calculation module in an anti-floating calculation interface of the underground water pool, screening all floor slabs marked as 'bottom plates' in the Visual Studio, deleting corresponding components of the water pools such as 'pump pits' and 'water collecting pits' on the bottom plates to obtain the uncut areas of the bottom plates, then deleting the components, not changing the three-dimensional model, reading the offset of the bottom plates relative to the ground, and calculating the buoyancy of the water pool. The invention modifies the model in Revit software through a revitAPI interface in Visual Studio. Specifically, the Visual Studio first finds all the floors, reads the "mark" attribute of the floor, judges the floor as the roof if the attribute value is "roof", and places the roof into a set. The component on the floor is deleted by calling a revitAPI interface in Visual Studio, and after the area parameter is obtained, the operation of 'deleting' is cancelled.
And screening out structural members and plain concrete filling members in the three-dimensional model in Visual Studio, and calculating the total weight of the structural members and the plain concrete filling members. Specifically, the method comprises the following steps:
traversing the model in Revit in Visual Studio, reading the attribute of the model, judging whether the model is a structural member or not, and judging whether the model is a plain concrete member or not according to the attribute of 'material'. The calculation method comprises the following steps: reading the volume attribute, volume density, of the component.
Screening all floor slabs marked with top plates in Visual Studio, judging whether the floor slabs are below ground elevation, reading the area and the height relative to the ground if the floor slabs are below the ground elevation, calculating the weight on the top plates, and adding the input weight on the picking plates to obtain the total weight.
And calculating the anti-floating coefficient in Visual Studio according to design specifications, such as the design specifications for building foundation basis GB 50007-20115.4.3. The calculation method of each parameter is as follows:
and (3) buoyancy effect calculation: floor area, distance of groundwater level to floor 10;
self weight: concrete member volume 25+ plain concrete fill volume 20;
weight reduction: top plate earthing + outer cantilever plate soil weight, namely the area of a top plate below the ground, the top plate burying depth 18+ outer cantilever plate soil weight;
(concrete weight of 25kN/m3The plain concrete is 20kN/m3Soil sampling 18kN/m3Taking water at 10kN/m3)。
And fifthly, clicking a result button in the interface, displaying the self-weight, weight and buoyancy action results calculated in the Visual Studio on the interface, displaying an anti-floating coefficient, judging whether the results meet the requirements, and exporting a calculation book.
And step six, after the steps are completed, running a program in visual studio to generate a dll file, and loading the dll file in Revit software to perform anti-floating checking calculation on the three-dimensional model of the water pool structure.
By adopting the method, a user does not need to manually calculate the buoyancy effect, the structure dead weight and the anti-floating checking calculation are adopted, a large amount of workload is reduced, and meanwhile, the scheme can be quickly adjusted according to the checking calculation result and the checking calculation is carried out again; compared with the traditional manual calculation anti-floating check calculation which probably needs 1 hour, the method based on the steps of the method only needs 1 minute for carrying out the anti-floating check calculation of the pool structure through testing.
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 (4)
1. An underground water pool anti-floating checking calculation method based on a BIM technology is characterized in that a three-dimensional underground water pool model is built in a Revit according to relative elevation, a Visual Studio is used for setting an underground water pool marking interface on the basis of the ground elevation, a Revit starting program is used for selecting a floor slab, the underground water pool marking interface adds marks to the floor slab selected in the three-dimensional underground water pool model in the Visual Studio, the Visual Studio is used for setting the underground water pool anti-floating calculation interface, required data for calculation are input to the underground water pool anti-floating calculation interface, and the total weight of a component, the weight of a cantilever slab, the buoyancy and the anti-floating coefficient are calculated on the basis of marked floor slab information, three-dimensional underground water pool model information and input data;
the underground water pool anti-floating calculation interface comprises:
the anti-floating calculation module is used for calculating the weight and the buoyancy according to the input data required by calculation;
the result display module is used for displaying the calculation result;
the anti-floating calculation module comprises a data input unit, a dead weight calculation unit, a weight calculation unit and a buoyancy calculation unit, wherein the data input unit is used for inputting data required by the calculation process; the dead weight calculation unit, the weight calculation unit and the buoyancy calculation unit are respectively provided with a calculation function set according to a design specification; the data required by the calculation process comprises underground water bit data and soil weight information on the ram;
the Visual Studio modifies a three-dimensional underground water pool model in Revit software through a revitAPI interface;
the specific steps of performing anti-floating calculation based on the BIM technology comprise:
1) establishing a three-dimensional pool model by Revit by taking the ground elevation as +/-0.00 elevation and taking the ground elevation as the reference for the floor slab;
2) setting a marking interface of an underground water pool in Visual Studio, starting a program through Revit, selecting a floor slab in the Revit, and adding a mark to the selected floor slab in the Visual Studio;
3) inputting underground water level information and earth pressure on a cantilever plate in an anti-floating calculation interface of an underground water pool of Visual Studio;
4) clicking a calculation button corresponding to a calculation module in an anti-floating calculation interface of the underground water pool, screening all floor slabs marked as bottom plates in Visual Studio, deleting corresponding components on the bottom plates, canceling deletion after obtaining the uncut area of the bottom plates, reading the offset of the bottom plates relative to the ground again under the condition of not changing a three-dimensional model, and calculating the buoyancy of the water pool;
5) screening out structural members and plain concrete filling members in the three-dimensional pool model in Visual Studio, calculating the total weight of the structural members and plain concrete filling members, screening out all floor slabs marked with top plates in Visual Studio, judging whether the floor slabs are below ground elevation or not, reading the area and the height relative to the ground if the floor slabs are below ground elevation, calculating the weight on the top plate, and adding the input weight on the top plate to obtain the total weight;
6) calculating an anti-floating coefficient in Visual Studio according to a design specification;
7) clicking a result button in the anti-floating calculation interface of the underground water pool, displaying the self-weight, weight and buoyancy effect results calculated in the Visual Studio on the anti-floating calculation interface of the underground water pool, simultaneously displaying an anti-floating coefficient, judging whether the requirements are met, and exporting a calculation book;
8) running a program in the visual studio to generate a dll format file, loading the dll format file in Revit software, and executing anti-floating checking calculation of the three-dimensional model of the pool structure;
the calculation method of each parameter is as follows:
and (3) buoyancy calculation: floor area, distance of groundwater level to floor 10;
the total weight of the structural member and the plain concrete filling member is calculated as follows: concrete member volume 25+ plain concrete filling volume 20;
calculating the total weight: the top plate soil covering and the outer cantilever plate soil weight are equal to the area of the top plate below the ground and the top plate burying depth 18 and the outer cantilever plate soil weight.
2. The BIM technology-based underground water pool anti-floating checking method according to claim 1, wherein the underground water pool marking interface further comprises:
and the screening module screens out the top plate and the bottom plate according to the information marked by the underground water pool marking interface.
3. The BIM technology-based underground water pool anti-floating checking calculation method according to claim 2, wherein the screening module comprises a top plate data selection unit, a bottom plate data selection unit, a structural member and a plain concrete filling member screening unit, the top plate data selection unit and the bottom plate data selection unit are respectively data selection units for confirming the selected floor type, and each unit is provided with a corresponding key.
4. The BIM technology-based underground water pool anti-floating checking calculation method according to claim 1, wherein the mark added by the underground water pool mark interface to the selected floor in the three-dimensional underground water pool model is top and bottom plate attribute information.
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