CN114818039A - Cost improvement method based on Revit model - Google Patents
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Abstract
The invention provides a cost increasing method based on a Revit model, which aims to solve the problems that in the conventional cost increasing method, the calculation is complicated in the manual calculation process, time and labor are consumed, the efficiency is low, human errors are easy to generate, and the review is not easy after the calculation is finished. The method comprises the following steps: step S1, generating a Revit three-dimensional box model and storing the Revit three-dimensional box model in a water treatment engineering design system; and step S2, extracting a model and reconstructing the model based on the Revit three-dimensional box model, and obtaining construction cost engineering quantity information after calculation. According to the invention, the Revit three-dimensional box model is generated by the existing water treatment engineering design system, model extraction and model reconstruction are carried out based on the Revit three-dimensional box model, the construction cost engineering quantity information is obtained after automatic calculation, the calculation processes are all set by programs, the manpower is saved, the calculation efficiency is greatly improved, the result error is small, and the result can be rapidly reviewed.
Description
Technical Field
The invention relates to the technical field of engineering design, in particular to a cost improvement method based on a Revit model.
Background
The conventional cost increasing method mainly depends on a two-dimensional drawing (CAD drawing), usually, after the design of a general drawing is finished, a cost estimator selects areas with different depths on the CAD drawing, performs different operations on a border to acquire information such as the perimeter, the area, the external expansion area and the like of the area, and then calculates data such as volume, excavation amount, filling amount and the like through depth. The manual calculation depends on the drawing accuracy and the concentration of an estimator, the estimation process is carried out on a two-dimensional drawing, human errors easily occur, and the estimator needs to know enough about the project and can accurately and correctly divide the region.
On the other hand, Revit itself can provide the entity quantity of a single or a plurality of preset primitives, but the information that other primitives that need to be created manually can obtain is less, and manual addition is needed, so that the method has great limitation, and cannot be directly used for cost increase.
Disclosure of Invention
The invention provides a cost increasing method based on a Revit model, which aims to solve the problems that in the conventional cost increasing method, the calculation is complicated in the manual calculation process, time and labor are consumed, the efficiency is low, human errors are easy to generate, and the review is not easy after the calculation is finished. According to the method, a Revit three-dimensional box model is generated through the existing water treatment engineering design system, model extraction and model reconstruction are carried out based on the Revit three-dimensional box model, construction cost engineering quantity information is obtained after automatic calculation, the calculation processes are all set by programs, manpower is saved, calculation efficiency is greatly improved, result errors are small, and results can be quickly reviewed.
The technical scheme adopted by the invention is as follows:
a cost-enhancement method based on a Revit model, the method comprising the steps of:
step S1, generating a Revit three-dimensional box model through a Revit end design procedure execution module in the water treatment engineering design system, and storing the Revit three-dimensional box model in the water treatment engineering design system;
step S2, the water treatment engineering design system calls a Revit three-dimensional box model of the to-be-manufactured cost improvement amount to perform model extraction and model reconstruction, and the manufactured cost engineering amount information is obtained after calculation; the construction cost engineering quantity information comprises construction area and net area of an operation layer, construction area and net area of a pool layer, perimeter and outward-expanding perimeter of the box body, bottom area of the foundation pit, volume of the box body, earthwork excavation engineering quantity and earthwork backfill engineering quantity.
Further, in step S2, the specific steps of calling, by the water treatment engineering design system, a Revit three-dimensional box model of the to-be-built cost improvement amount, performing model extraction and model reconstruction, and obtaining the building area and the net area of the operation floor after calculation include:
S2-A1, extracting an original model of a top plate in a Revit three-dimensional box model by a water treatment engineering design system through a background program, and acquiring the bottom surface edge profile of the top plate;
S2-A2, taking the obtained bottom surface edge profile of the top plate as an outer edge profile of the operation layer, and obtaining the building area of the operation layer after calculation;
and S2-A3, extracting the thickness of the side wall of the operation layer in the Revit three-dimensional box model by the water treatment engineering design system through a background program, reducing the contour of the outer edge of the obtained operation layer by one circle according to the thickness of the side wall of the operation layer, and calculating to obtain the net area of the operation layer.
Further, in step S2, the water treatment engineering design system calls a Revit three-dimensional box model of the to-be-manufactured cost improvement amount to perform model extraction and model reconstruction, and the concrete steps of obtaining the tank layer building area and the tank layer net area after calculation include:
S2-B1, extracting an original model of an operation layer floor slab in a Revit three-dimensional box model by a water treatment engineering design system through a background program, and acquiring the bottom surface edge profile of the operation layer;
S2-B2, calculating to obtain the building area of the pool body layer by taking the obtained bottom surface edge contour of the operation layer floor as the outer edge contour of the pool body layer;
and S2-B3, extracting the thickness of the side wall of the tank body layer in the Revit three-dimensional tank model by the water treatment engineering design system through a background program, reducing the outline of the outer edge of the tank body layer into a circle according to the thickness of the side wall of the tank body layer, and calculating to obtain the net area of the tank body layer.
Further, in step S2, the water treatment engineering design system calls a Revit three-dimensional box model of the to-be-manufactured cost improvement amount to perform model extraction and model reconstruction, and the specific steps of obtaining the perimeter, the outer expanded perimeter and the outer expanded base area of the foundation pit of the box after calculation include:
S2-C1, extracting an original model of a top plate in a Revit three-dimensional box model by a water treatment engineering design system through a background program, and acquiring the bottom surface edge profile of the top plate;
S2-C2, taking the obtained bottom surface edge contour of the top plate as an outer edge contour of the operation layer, and obtaining the building area of the operation layer after calculation;
S2-C3, extracting an original model of an operation layer floor slab in a Revit three-dimensional box model by a water treatment engineering design system through a background program, and acquiring the bottom surface edge profile of the operation layer;
S2-C4, taking the obtained bottom surface edge contour of the operation layer as an outer edge contour of the tank body layer, and calculating to obtain a building area of the tank body layer;
S2-C5, comparing the building area of the operation floor with the building area of the pool floor, determining the side with larger area, taking the outline of the side as the outline of the box body, and obtaining the perimeter of the box body after calculation;
and S2-C6, expanding the outline of the box body obtained in the previous step by 1.5 meters, and calculating to obtain the expanded perimeter of the box body and the expanded bottom area of the foundation pit.
Further, in step S2, the concrete steps of calling, by the water treatment engineering design system, a Revit three-dimensional tank model of the to-be-built cost improvement amount, performing model extraction and model reconstruction, and obtaining the tank volume after calculation include:
S2-D1, the water treatment engineering design system obtains original models of a top plate, a top plate lowering plate wall, a bottom plate, an operation layer side wall, a pool body layer side wall and a bottom plate lowering plate from a Revit three-dimensional box model through a background program, and creates a supplementary model to form a box model with a closed space;
and S2-D2, taking the box body model with the closed space as a boundary, creating a room, obtaining the space model of the room, namely the entity of the box body volume, and calculating the volume to obtain the box body volume.
Further, in step S2, the concrete steps of calling the Revit three-dimensional box model of the to-be-built cost improvement amount by the water treatment engineering design system, performing model extraction and model reconstruction, and obtaining the earthwork excavation engineering amount after calculation include:
step S2-E1, the water treatment engineering design system reads the designed floor elevation and the biochemical section operating layer elevation which are input by a webpage end design procedure execution module in the water treatment engineering design system through a background program and converts the design floor elevation and the biochemical section operating layer elevation into the floor elevation of a Revit three-dimensional box model;
S2-E2, the water treatment engineering design system obtains the bottom surface outer contours of the original models of the floor slab of the bottom plate and the operation layer from the Revit three-dimensional box model through a background program, respectively translates the bottom surface outer contours downwards by 0.1 meter and expands the bottom surface outer contours by 2 meters, so as to stretch and create an entity of the floor elevation, and the two entities are summed;
and S2-E3, respectively creating single outward-extending entities protruding out of the bottom plate, merging the outward-extending entities with the entities obtained in the previous step, obtaining new entities, namely the entities of the earthwork engineering volume, and calculating the volume of the new entities to obtain the earthwork engineering volume.
Further, in step S2, the water treatment engineering design system calls a Revit three-dimensional box model of the to-be-built cost improvement amount to perform model extraction and model reconstruction, and the concrete steps of obtaining the earth backfill engineering amount after calculation include:
S2-F1, the water treatment engineering design system obtains original models of a top plate, a top plate lowering plate wall, a bottom plate, an operation layer side wall, a pool body layer side wall and a bottom plate lowering plate from a Revit three-dimensional box model through a background program, and creates a supplementary model to form a box model with a closed space;
S2-F2, a room is created by taking a box body model with a closed space as a boundary, and the space model of the room is obtained and is an entity of the volume of the box body;
step S2-F3, the water treatment engineering design system reads the designed floor elevation and the biochemical section operating layer elevation which are input by a webpage end design procedure execution module in the water treatment engineering design system through a background program and converts the design floor elevation and the biochemical section operating layer elevation into the floor elevation of a Revit three-dimensional box model;
S2-F4, the water treatment engineering design system obtains the bottom surface outer contours of the original models of the bottom plate and the operation layer floor slab from the Revit three-dimensional box model through a background program, respectively translates the bottom surface outer contours downwards by 0.1 meter and expands the bottom surface outer contours by 2 meters, so as to stretch and create an entity of the floor elevation, and the two entities are summed;
S2-F5, respectively creating single external expansion entities protruding out of the bottom plate and merging the entities with the entities obtained in the previous step, wherein the obtained new entities are the entities of the earthwork engineering volume;
and S2-F6, deducting entities of a top plate, a top plate descending plate wall, a bottom plate, an operation layer side wall, a pool body layer side wall, a bottom plate descending plate and the volume of the box body from the obtained entities of the earthwork excavation engineering quantity, wherein the rest entities are the entities of the earthwork backfilling engineering quantity, and calculating the volume of the entities to obtain the earthwork backfilling engineering quantity.
The invention has the beneficial effects that:
the invention provides a cost increasing method based on a Revit model, which aims to solve the problems that in the conventional cost increasing method, the calculation is complicated in the manual calculation process, time and labor are consumed, the efficiency is low, human errors are easy to generate, and the review is not easy after the calculation is finished. The method comprises the following steps: step S1, generating a Revit three-dimensional box model through a Revit end design procedure execution module in the water treatment engineering design system, and storing the Revit three-dimensional box model in the water treatment engineering design system; step S2, the water treatment engineering design system calls a Revit three-dimensional box model of the to-be-manufactured cost improvement amount to perform model extraction and model reconstruction, and the manufactured cost engineering amount information is obtained after calculation; the construction cost engineering quantity information comprises construction area and net area of an operation layer, construction area and net area of a pool layer, perimeter and outer expanding perimeter of the box body, outer expanding bottom area of the foundation pit, box body volume, earthwork excavation engineering quantity and earthwork backfilling engineering quantity. According to the invention, the Revit three-dimensional box model is generated by the existing water treatment engineering design system, model extraction and model reconstruction are carried out based on the Revit three-dimensional box model, the construction cost engineering quantity information is obtained after automatic calculation, the calculation processes are all set by programs, the manpower is saved, the calculation efficiency is greatly improved, the result error is small, and the result can be rapidly reviewed.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic flow chart of a cost improvement method based on a Revit model in an embodiment.
FIG. 2 is a schematic diagram of a three-dimensional model of a fully-submerged waterworks tank in an embodiment.
FIG. 3 is a schematic illustration of an embodiment of an entity of an earthworking capacity.
Fig. 4 is a schematic diagram of the volume of the tank in the embodiment.
In the embodiment of fig. 5, a construction cost project amount information result display interface.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
The following disclosure provides many different embodiments or examples for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention.
Embodiments of the invention are described in detail below with reference to the accompanying drawings.
The invention provides a cost increasing method based on a Revit model, which aims to solve the problems that in the conventional cost increasing method, the calculation process is complicated, time and labor are consumed, the efficiency is low, human errors are easy to generate, and the review is not easy after the calculation is finished, and the flow is shown in figure 1.
A cost-enhancement method based on a Revit model, the method comprising the steps of:
step S1, generating a Revit three-dimensional box model through a Revit end design procedure execution module in the water treatment engineering design system, and storing the Revit three-dimensional box model in the water treatment engineering design system;
step S2, the water treatment engineering design system calls a Revit three-dimensional box model of the to-be-manufactured cost improvement amount to perform model extraction and model reconstruction, and the manufactured cost engineering amount information is obtained after calculation; the construction cost engineering quantity information comprises construction area and net area of an operation layer, construction area and net area of a pool layer, perimeter and outward-expanding perimeter of the box body, bottom area of the foundation pit, volume of the box body, earthwork excavation engineering quantity and earthwork backfill engineering quantity.
The structure and function of the water treatment engineering design system in the embodiment are disclosed in the patent application published by the applicant, namely, the water treatment engineering design system, publication No. CN112528374A, published as 2021-03-19.
The effect of the above technical scheme is: according to the invention, the Revit three-dimensional box model is generated by the existing water treatment engineering design system, model extraction and model reconstruction are carried out based on the Revit three-dimensional box model, the construction cost engineering quantity information is obtained after automatic calculation, the calculation processes are all set by programs, the manpower is saved, the calculation efficiency is greatly improved, the result error is small, and the result can be rapidly reviewed.
Further, in step S2, the specific steps of calling, by the water treatment engineering design system, a Revit three-dimensional box model of the to-be-built cost improvement amount, performing model extraction and model reconstruction, and obtaining the building area and the net area of the operation floor after calculation include:
S2-A1, extracting an original model of a top plate in a Revit three-dimensional box model by a water treatment engineering design system through a background program, and acquiring the bottom surface edge profile of the top plate;
S2-A2, taking the obtained bottom surface edge profile of the top plate as an outer edge profile of the operation layer, and obtaining the building area of the operation layer after calculation;
and S2-A3, extracting the thickness of the side wall of the operation layer in the Revit three-dimensional box model by the water treatment engineering design system through a background program, reducing the contour of the outer edge of the obtained operation layer by one circle according to the thickness of the side wall of the operation layer, and calculating to obtain the net area of the operation layer.
Further, in step S2, the water treatment engineering design system calls a Revit three-dimensional box model of the to-be-manufactured cost improvement amount to perform model extraction and model reconstruction, and the concrete steps of obtaining the tank layer building area and the tank layer net area after calculation include:
S2-B1, extracting an original model of an operation layer floor slab in a Revit three-dimensional box model by a water treatment engineering design system through a background program, and acquiring the bottom surface edge profile of the operation layer;
S2-B2, calculating to obtain the building area of the pool body layer by taking the obtained bottom surface edge contour of the operation layer floor as the outer edge contour of the pool body layer;
and S2-B3, extracting the thickness of the side wall of the tank body layer in the Revit three-dimensional tank model by the water treatment engineering design system through a background program, reducing the outline of the outer edge of the tank body layer into a circle according to the thickness of the side wall of the tank body layer, and calculating to obtain the net area of the tank body layer.
Further, in step S2, the water treatment engineering design system calls a Revit three-dimensional box model of the to-be-manufactured cost improvement amount to perform model extraction and model reconstruction, and the specific steps of obtaining the perimeter, the outer expanded perimeter and the outer expanded base area of the foundation pit of the box after calculation include:
S2-C1, extracting an original model of a top plate in a Revit three-dimensional box model by a water treatment engineering design system through a background program, and acquiring the bottom surface edge profile of the top plate;
S2-C2, taking the obtained bottom surface edge contour of the top plate as an outer edge contour of the operation layer, and obtaining the building area of the operation layer after calculation;
S2-C3, extracting an original model of an operation layer floor slab in a Revit three-dimensional box model by a water treatment engineering design system through a background program, and acquiring the bottom surface edge profile of the operation layer;
S2-C4, taking the obtained bottom surface edge contour of the operation layer as an outer edge contour of the tank body layer, and calculating to obtain a building area of the tank body layer;
S2-C5, comparing the building area of the operation floor with the building area of the pool floor, determining the side with larger area, taking the outline of the side as the outline of the box body, and obtaining the perimeter of the box body after calculation;
and S2-C6, expanding the outline of the box body obtained in the previous step by 1.5 meters, and calculating to obtain the expanded perimeter of the box body and the expanded bottom area of the foundation pit.
Further, in step S2, the concrete steps of calling, by the water treatment engineering design system, a Revit three-dimensional tank model of the to-be-built cost improvement amount, performing model extraction and model reconstruction, and obtaining the tank volume after calculation include:
S2-D1, the water treatment engineering design system obtains original models of a top plate, a top plate lowering plate wall, a bottom plate, an operation layer side wall, a pool body layer side wall and a bottom plate lowering plate from a Revit three-dimensional box model through a background program, and creates a supplementary model to form a box model with a closed space;
and S2-D2, taking the box body model with the closed space as a boundary, creating a room, obtaining the space model of the room, namely the entity of the box body volume, and calculating the volume to obtain the box body volume.
Further, in step S2, the concrete steps of calling the Revit three-dimensional box model of the to-be-built cost improvement amount by the water treatment engineering design system, performing model extraction and model reconstruction, and obtaining the earthwork excavation engineering amount after calculation include:
step S2-E1, the water treatment engineering design system reads the designed floor elevation and the biochemical section operating layer elevation which are input by a webpage end design procedure execution module in the water treatment engineering design system through a background program and converts the design floor elevation and the biochemical section operating layer elevation into the floor elevation of a Revit three-dimensional box model;
S2-E2, the water treatment engineering design system obtains the bottom surface outer contours of the original models of the floor slab of the bottom plate and the operation layer from the Revit three-dimensional box model through a background program, respectively translates the bottom surface outer contours downwards by 0.1 meter and expands the bottom surface outer contours by 2 meters, so as to stretch and create an entity of the floor elevation, and the two entities are summed;
and S2-E3, respectively creating single outward-extending entities protruding out of the bottom plate, merging the outward-extending entities with the entities obtained in the previous step, obtaining new entities, namely the entities of the earthwork engineering volume, and calculating the volume of the new entities to obtain the earthwork engineering volume.
Further, in step S2, the water treatment engineering design system calls a Revit three-dimensional box model of the to-be-built cost improvement amount to perform model extraction and model reconstruction, and the concrete steps of obtaining the earth backfill engineering amount after calculation include:
S2-F1, the water treatment engineering design system obtains original models of a top plate, a top plate lowering plate wall, a bottom plate, an operation layer side wall, a pool body layer side wall and a bottom plate lowering plate from a Revit three-dimensional box model through a background program, and creates a supplementary model to form a box model with a closed space;
S2-F2, a room is created by taking a box body model with a closed space as a boundary, and the space model of the room is obtained and is an entity of the volume of the box body;
step S2-F3, the water treatment engineering design system reads the designed floor elevation and the biochemical section operating layer elevation which are input by a webpage end design procedure execution module in the water treatment engineering design system through a background program and converts the designed floor elevation and the biochemical section operating layer elevation into the floor elevation of a Revit three-dimensional box body model;
S2-F4, the water treatment engineering design system obtains the bottom surface outer contours of the original models of the bottom plate and the operation layer floor slab from the Revit three-dimensional box model through a background program, respectively translates the bottom surface outer contours downwards by 0.1 meter and expands the bottom surface outer contours by 2 meters, so as to stretch and create an entity of the floor elevation, and the two entities are summed;
S2-F5, respectively creating single external expansion entities protruding out of the bottom plate and merging the entities with the entities obtained in the previous step, wherein the obtained new entities are the entities of the earthwork engineering volume;
and S2-F6, deducting entities of a top plate, a top plate descending plate wall, a bottom plate, an operation layer side wall, a pool body layer side wall, a bottom plate descending plate and the volume of the box body from the obtained entities of the earthwork excavation engineering quantity, wherein the rest entities are the entities of the earthwork backfilling engineering quantity, and calculating the volume of the entities to obtain the earthwork backfilling engineering quantity.
Take a certain water plant design as an example [ design scale 5 ten thousand m 3 D, land area is 45666.9m 2 And generating a Revit three-dimensional box model through a Revit end design procedure execution module in the water treatment engineering design system, and storing the Revit three-dimensional box model in the water treatment engineering design system. The generated three-dimensional model of the fully-submerged type waterworks box body is shown in the attached figure 2, wherein the areas of the upper layer and the lower layer of the box body are different.
And respectively obtaining the bottom surface edge profile of the top plate as the outer edge profile of the operation layer, and calculating to obtain the building area and the net area of the operation layer. And the acquired bottom surface edge profile of the operation layer floor slab is used as the profile of the outer edge of the pool body layer, and the building area of the pool body layer and the net area of the pool body layer are calculated.
As can be seen from FIG. 2, the building area of the pool ground layer is large, the outline of the pool ground layer is taken as the outline of the box body, and the perimeter, the outward-expanding perimeter and the outward-expanding bottom area of the foundation pit of the box body are obtained through calculation.
The three-dimensional model in fig. 2 is subjected to model extraction and model reconstruction to obtain an entity of the earthwork volume, as shown in fig. 3. And creating a room to obtain the entity of the volume of the box body, wherein the shaded part is the entity of the volume of the box body as shown in figure 4. The fill is finally calculated from the volume of the earth excavation work volume and the volume of the tank. The display interface of the construction cost engineering quantity information is shown in the attached figure 5.
Claims (7)
1. A cost improvement method based on a Revit model, comprising the steps of:
step S1, generating a Revit three-dimensional box model through a Revit end design procedure execution module in the water treatment engineering design system, and storing the Revit three-dimensional box model in the water treatment engineering design system;
step S2, the water treatment engineering design system calls a Revit three-dimensional box model of the to-be-manufactured cost improvement amount to perform model extraction and model reconstruction, and the manufactured cost engineering amount information is obtained after calculation; the construction cost engineering quantity information comprises construction area and net area of an operation layer, construction area and net area of a pool layer, perimeter and outward-expanding perimeter of the box body, bottom area of the foundation pit, volume of the box body, earthwork excavation engineering quantity and earthwork backfill engineering quantity.
2. The method for increasing the manufacturing cost of the Revit model according to claim 1, wherein in the step S2, the water treatment engineering design system calls the Revit three-dimensional box model to be increased in manufacturing cost, performs model extraction and model reconstruction, and the specific steps of obtaining the building area and the net area of the operation layer after calculation include:
S2-A1, extracting an original model of a top plate in a Revit three-dimensional box model by a water treatment engineering design system through a background program, and acquiring the bottom surface edge profile of the top plate;
S2-A2, taking the obtained bottom surface edge profile of the top plate as an outer edge profile of the operation layer, and obtaining the building area of the operation layer after calculation;
and S2-A3, extracting the thickness of the side wall of the operation layer in the Revit three-dimensional box model by the water treatment engineering design system through a background program, reducing the contour of the outer edge of the obtained operation layer by one circle according to the thickness of the side wall of the operation layer, and calculating to obtain the net area of the operation layer.
3. The cost improvement method of the Revit model according to claim 1, wherein in step S2, the water treatment engineering design system calls a Revit three-dimensional box model to be cost improved, performs model extraction and model reconstruction, and the concrete steps of obtaining the building area and net area of the tank body layer after calculation include:
S2-B1, extracting an original model of an operation layer floor slab in a Revit three-dimensional box model by a water treatment engineering design system through a background program, and acquiring the bottom surface edge profile of the operation layer;
S2-B2, calculating to obtain the building area of the pool body layer by taking the obtained bottom surface edge contour of the operation layer floor as the outer edge contour of the pool body layer;
and S2-B3, extracting the thickness of the side wall of the tank body layer in the Revit three-dimensional tank model by the water treatment engineering design system through a background program, reducing the outline of the outer edge of the tank body layer into a circle according to the thickness of the side wall of the tank body layer, and calculating to obtain the net area of the tank body layer.
4. The cost improvement method of the Revit model according to claim 1, wherein in step S2, the water treatment engineering design system calls a Revit three-dimensional box model to be cost improved to perform model extraction and model reconstruction, and the concrete steps of obtaining the perimeter, the outer expanded perimeter and the outer expanded bottom area of the foundation pit after calculation include:
S2-C1, extracting an original model of a top plate in a Revit three-dimensional box model by a water treatment engineering design system through a background program, and acquiring the bottom surface edge profile of the top plate;
S2-C2, taking the obtained bottom surface edge contour of the top plate as an outer edge contour of the operation layer, and obtaining the building area of the operation layer after calculation;
S2-C3, extracting an original model of an operation layer floor slab in a Revit three-dimensional box model by a water treatment engineering design system through a background program, and acquiring the bottom surface edge profile of the operation layer;
S2-C4, taking the obtained bottom surface edge contour of the operation layer as an outer edge contour of the tank body layer, and calculating to obtain a building area of the tank body layer;
S2-C5, comparing the building area of the operation floor with the building area of the pool floor, determining the side with larger area, taking the outline of the side as the outline of the box body, and obtaining the perimeter of the box body after calculation;
and S2-C6, expanding the outline of the box body obtained in the previous step by 1.5 meters, and calculating to obtain the expanded perimeter of the box body and the expanded bottom area of the foundation pit.
5. The method for increasing the manufacturing cost of the Revit model according to claim 1, wherein in the step S2, the water treatment engineering design system calls the Revit three-dimensional tank model to be increased in manufacturing cost, and performs model extraction and model reconstruction, and the specific step of obtaining the tank volume after calculation includes:
S2-D1, the water treatment engineering design system obtains original models of a top plate, a top plate lowering plate wall, a bottom plate, an operation layer side wall, a pool body layer side wall and a bottom plate lowering plate from a Revit three-dimensional box model through a background program, and creates a supplementary model to form a box model with a closed space;
and S2-D2, taking the box body model with the closed space as a boundary, creating a room, obtaining the space model of the room, namely the entity of the box body volume, and calculating the volume to obtain the box body volume.
6. The cost improvement method of the Revit model according to claim 1, wherein in the step S2, the water treatment engineering design system calls the Revit three-dimensional box model to be cost improved to perform model extraction and model reconstruction, and the concrete step of obtaining the earthwork excavation work volume after calculation includes:
step S2-E1, the water treatment engineering design system reads the designed floor elevation and the biochemical section operating layer elevation which are input by a webpage end design procedure execution module in the water treatment engineering design system through a background program and converts the design floor elevation and the biochemical section operating layer elevation into the floor elevation of a Revit three-dimensional box model;
S2-E2, the water treatment engineering design system obtains the bottom surface outer contours of the original models of the floor slab of the bottom plate and the operation layer from the Revit three-dimensional box model through a background program, respectively translates the bottom surface outer contours downwards by 0.1 meter and expands the bottom surface outer contours by 2 meters, so as to stretch and create an entity of the floor elevation, and the two entities are summed;
and S2-E3, respectively creating an external expansion entity of the monomer protruding out of the bottom plate, merging the external expansion entity with the entity obtained in the previous step, wherein the obtained new entity is the entity of the earthwork engineering volume, and calculating the volume of the entity to obtain the earthwork engineering volume.
7. The method for increasing the construction cost of the Revit model according to claim 1, wherein in the step S2, the water treatment engineering design system calls the Revit three-dimensional box model of the quantity to be increased for construction cost, and the concrete steps of extracting the model and reconstructing the model to obtain the earth backfill engineering quantity after calculation comprise:
S2-F1, the water treatment engineering design system obtains original models of a top plate, a top plate lowering plate wall, a bottom plate, an operation layer side wall, a pool body layer side wall and a bottom plate lowering plate from a Revit three-dimensional box model through a background program, and creates a supplementary model to form a box model with a closed space;
S2-F2, a room is created by taking a box body model with a closed space as a boundary, and the space model of the room is obtained and is an entity of the volume of the box body;
step S2-F3, the water treatment engineering design system reads the designed floor elevation and the biochemical section operating layer elevation which are input by a webpage end design procedure execution module in the water treatment engineering design system through a background program and converts the design floor elevation and the biochemical section operating layer elevation into the floor elevation of a Revit three-dimensional box model;
S2-F4, the water treatment engineering design system obtains the bottom surface outer contours of the original models of the bottom plate and the operation layer floor slab from the Revit three-dimensional box model through a background program, respectively translates the bottom surface outer contours downwards by 0.1 meter and expands the bottom surface outer contours by 2 meters, so as to stretch and create an entity of the floor elevation, and the two entities are summed;
S2-F5, respectively creating single external expansion entities protruding out of the bottom plate and merging the entities with the entities obtained in the previous step, wherein the obtained new entities are the entities of the earthwork engineering volume;
and S2-F6, deducting entities of a top plate, a top plate descending plate wall, a bottom plate, an operation layer side wall, a pool body layer side wall, a bottom plate descending plate and the volume of the box body from the obtained entities of the earthwork excavation engineering quantity, wherein the rest entities are the entities of the earthwork backfilling engineering quantity, and calculating the volume of the entities to obtain the earthwork backfilling engineering quantity.
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