CN112989478B - Revit-based silo structure steel bar modeling and drawing method and system - Google Patents

Revit-based silo structure steel bar modeling and drawing method and system Download PDF

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CN112989478B
CN112989478B CN202110389957.XA CN202110389957A CN112989478B CN 112989478 B CN112989478 B CN 112989478B CN 202110389957 A CN202110389957 A CN 202110389957A CN 112989478 B CN112989478 B CN 112989478B
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steel bar
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CN112989478A (en
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何小龙
刘涛
胡亚东
孙利波
张明生
董晓晨
郑彬
宋桂强
吴灵宇
于海超
彭妙培
李顺
马德宝
王庆江
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Tianjin Cement Industry Design and Research Institute Co Ltd
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Abstract

The invention discloses a silo structure steel bar modeling and drawing method and system based on Revit, belonging to the technical field of engineering design and characterized by comprising the following steps: step 1, dividing and disassembling the structural form of a silo; step 2, establishing a silo structure parameterized family library system based on a Revit platform; step 3, configuring a working environment, which at least comprises: a steel bar drawing environment, a detailed drawing environment and a modeling environment, and a Revit project template file based on the environments is created; step 4, establishing a silo structure appearance model based on the Revit platform; step 5, finishing a silo structure steel bar modeling system based on the plug-in; and 6, establishing a drawing system based on the plug-in, the silo structure appearance model and the silo structure steel bar modeling system. By adopting the technical scheme, the invention can solve the practical problems of large structural workload, low accuracy, long execution period and inaccurate data in the current BIM forward design and improve the working efficiency.

Description

Revit-based silo structure steel bar modeling and drawing method and system
Technical Field
The invention belongs to the technical field of engineering design, and particularly relates to a silo structure steel bar modeling and drawing method and system based on Revit.
Background
With the rapid development of the BIM technology and the rapid popularization of the BIM technology in the world and the country, the BIM gradually becomes a general technology, and is adopted by more and more units, and the derivative application of the BIM technology is more and more extensive. In the field of engineering construction, the whole engineering construction period relates to the influence of factors such as project planning, design, purchase, logistics, construction and debugging, and the timeliness and high quality of the model influence many links such as engineering purchase, on-site material preparation, material management and cost control, and the like, and the value of digital application is concerned.
Due to the particularity of the structure form, the silo structure has long project execution period and inaccurate data due to large modeling workload, low accuracy, complicated steel bar blanking list providing and the like, and is difficult to support the development of subsequent digital work; and the silo structure can be shaped with a plurality of drawings, a large amount of repetitive work exists in the drawing, and the automatic drawing can effectively prevent the waste of human resources. In addition, model information is uploaded to the cloud, and multi-aspect support can be provided for subsequent data analysis of engineering projects.
At present, a lot of researches on modeling based on the BIM technology are carried out by many scholars at home and abroad, the researches mainly focus on small and regular components, and the researches on the structural types with large volume and complex structure, such as silo structures, are problems which are urgently needed to be solved by technical personnel in the field at present.
Disclosure of Invention
Technical problem
The method and the device solve the practical problems of large workload, low accuracy, long execution period and inaccurate data of the structure in the current BIM forward design, improve the working efficiency and assist in design.
Technical scheme
The invention aims to provide a silo structure steel bar modeling and drawing method based on Revit, which comprises the following steps:
step 1, dividing and disassembling the structural form of a silo;
step 2, establishing a silo structure parameterized family library system based on a Revit platform;
step 3, configuring a working environment, which at least comprises: a steel bar drawing environment, a detailed drawing environment and a modeling environment, and a Revit project template file based on the environments is created;
step 4, establishing a silo structure appearance model based on the Revit platform;
step 5, finishing a silo structure steel bar modeling system based on the plug-in;
and 6, establishing a drawing system based on the plug-in, the silo structure appearance model and the silo structure steel bar modeling system.
Preferably, the silo structural form comprises a foundation form, a silo wall, an inner column, a hidden beam, a silo bottom plate, a silo top plate, a silo wall opening and a reinforcing part.
Preferably, the basic form is divided into: the foundation comprises an annular foundation, a whole plate foundation, an inner column foundation and a whole plate foundation with a hidden beam.
Preferably, the silo structure parameterized family library system comprises: a basic parametric family, an inner column parametric family, a library floor parametric family and an opening parametric family.
Preferably, the step 5 specifically comprises:
step 5.1, a graphical user input interface is used for assisting a user in completing reinforcement information input;
step 5.2, checking the user input information, which at least comprises the following steps: checking the integrity of information input, checking the relevance of information input and checking the reliability of design information;
and 5.3, reading and verifying related information, which comprises the following steps: reading related part information, reading related geometric information and verifying related information;
step 5.4, analyzing the geometric information of the three-dimensional model and the user input information based on the C # language related grammar and RevitAPI, creating a transaction, and creating a steel bar model in the three-dimensional model;
and 5.5, transaction recovery and result display.
Preferably, the step 5.4 is specifically:
step 5.4.1, analyzing the input information of the user;
step 5.4.2, analyzing the three-dimensional model information;
step 5.4.3, inquiring whether the steel bar information exists in the steel bar distribution main body of the silo structure, and prompting a user to select whether to execute deletion operation on the original steel bar;
and 5.4, executing the operation of generating the steel bars according to the data information in the step 5.4.1-5.4.3.
Preferably, in the above-described reinforcement bar producing operation, the longitudinal bar producing positioning of the beam type reinforcement bar is expressed as follows:
Figure GDA0003068870670000031
wherein: wherein: piIndicating the position of all other longitudinal bars arranged before the longitudinal bar, LjIndicating all other component positions on the edge side, RkAll other component positions on the other edge side are shown; l represents the number of longitudinal bars arranged in front of the longitudinal bar; m represents the number of all other members on the edge side; n represents the other edge side member number.
The second invention of this patent is to provide a silo structure steel bar modeling drawing system based on Revit, including:
dividing and disassembling modules: dividing and disassembling the structural form of the silo;
a creation module: establishing a silo structure parameterization family library system based on a Revit platform;
a configuration module: configuring a working environment, comprising at least: a steel bar drawing environment, a detailed drawing environment and a modeling environment are created, and a Revit project sample file based on the environments is created;
a performance module: establishing a silo structure appearance model based on a Revit platform;
a modeling module: finishing a silo structure steel bar modeling system based on the plug-in;
drawing module: and establishing a drawing system based on the plug-in, the silo structure appearance model and the silo structure steel bar modeling system.
The third invention of the patent aims to provide an information data processing terminal for realizing the above method for modeling and drawing the silo structural steel bars based on Revit.
A fourth object of the present invention is to provide a computer-readable storage medium, which includes instructions, when executed on a computer, for causing the computer to execute the above-mentioned Revit-based silo structural steel bar modeling and drawing method.
The invention has the advantages and positive effects that:
by adopting the technical scheme, the invention has the following technical effects:
the method can greatly improve the modeling efficiency of the steel bars of the silo structure, and compared with manual drawing of system steel bars in a Revit environment, the modeling efficiency is improved by more than 10 times;
the invention can realize the standardization and the standardization of the silo structure design, and achieves the purpose of standardization and standardization by standardizing user input and accepting or rejecting silo forms;
the method can realize automatic silo drawing, automatically draw the silo design construction drawing according to the model building information, and greatly improve the design efficiency and accuracy.
Drawings
FIG. 1 is a flow chart of a preferred embodiment of the present invention;
FIG. 2 is a flow chart of the rebar production process in the preferred embodiment of the invention;
FIG. 3 is a logic diagram of a sub-windowing program execution in a preferred embodiment of the present invention;
FIG. 4 is a schematic diagram of the logic for executing a graphics program in accordance with a preferred embodiment of the present invention;
FIG. 5 is a schematic view of a complete silo structural model and reinforcing steel bar model in a preferred embodiment of the present invention;
FIG. 6 is a schematic diagram of a base model and a rebar model according to a preferred embodiment of the present invention;
fig. 7 is a table of the overall execution results in the preferred embodiment of the present invention.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.
The method comprises the steps of dividing identified entities into eight types, marking the entities by using BIOES marking, then embedding connecting characters, embedding positions and embedding labels, and identifying entity types by using a bidirectional long-short term neural network and a conditional random field to obtain entity labels.
Referring to fig. 1 and fig. 2, the specific scheme is:
a silo structure steel bar modeling and drawing method based on Revit is used for efficiently processing silo structure modeling and drawing; comprises the following steps:
s1, dividing and disassembling the silo structure form; the method specifically comprises the following steps:
the structural form division of the silo in the engineering field comprises the following steps:
foundation: comprises a wall foundation and an inner column foundation;
reservoir wall: comprises a cylinder wall, a bin wall and a bin top ring beam;
inner column: comprises an upper column cap and a lower column cap;
a base plate: including flat plate type, inverted cone type, small decompression cone type, etc.;
a warehouse top plate: including iso-thick type, thickened type, etc.;
opening and reinforcing the reservoir wall: including reinforcement of steel bars and reinforcement of additional beams and columns.
The basic form is divided into: the foundation structure comprises an annular foundation, a whole plate foundation, an inner column foundation and a whole plate foundation with a hidden beam;
s2, establishing a silo structure parameterized family library system based on a Revit platform; the silo structure parameterized family library system comprises: a basic parametric family, an inner column parametric family, a library floor parametric family and a hole parametric family;
different matched family library systems are established aiming at various structural forms, the family library systems comprise step foundations, conical foundations, pile foundations, wall columns, inner columns, inverted cones, small pressure reducing cones and the like, different silo structure types are covered, and the parameterized family library system is a foundation for reinforcement modeling and drawing and is a foundation component for working in a Revit environment.
S3, configuring the working environment, including but not limited to: a steel bar drawing environment, a detailed drawing environment and a modeling environment, and a Revit project template file based on the environments is created;
the Revit project template file needs to include: a basic form of reinforcement, a basic detail labeling style, a basic view template, a basic detail annotation family, etc.;
s4, establishing a silo structure appearance model based on the Revit platform;
an apparent model of the silo structure is created based on the disassembled silo structure classification as described in this disclosure S1, based on the parameterized family library system described in this disclosure S2.
S5, completing a silo structure steel bar modeling system based on the plug-in units;
the generation logic of the steel bar modeling system is as follows: 1) a graphical user input interface is used for assisting a user in completing reinforcement information input; 2) user entered information verification including, but not limited to: checking the integrity of information input, checking the correlation of information input and checking the reliability of design information; 3) relevant information reading and verification, including: reading related part information, reading related geometric information and verifying related information; 4) analyzing the geometric information of the three-dimensional model and the user input information based on C # language related grammar and RevitAPI, creating a transaction, and creating a steel bar model in the three-dimensional model; 5) transaction recycling and result displaying. Wherein, the 4) is specifically:
(5.4.1) analyzing the input information of the user;
(5.4.2) analyzing the information of the three-dimensional model;
(5.4.3) inquiring whether the steel bar information exists in the steel bar distribution main body of the silo structure, and prompting a user to select whether to execute deleting operation on the original steel bar;
(5.4.4) executing steel bar generation operation according to the data information in the step 5.4.1-5.4.3;
the longitudinal rib generation positioning of the beam type reinforcing rib is expressed as follows:
Figure GDA0003068870670000061
wherein: p isiIndicates the position of all other longitudinal bars before the longitudinal bar, LjIndicating all other component positions on the edge side, RkAll other components on the other edge side are shown, and l represents the number of the longitudinal ribs arranged in front of the longitudinal ribs; m represents the number of all other members on the edge side; n represents the other edge side member number.
The business logic for creating the steel bar model is shown in fig. 2, and the specific execution flow is as follows: parameter acquisition (database side, parameterization family and user input);
to facilitate modeling of the silo structural steel bars, step S5 includes the following substeps:
and S51, if the main body is internally provided with the steel bar, prompting the user to delete the steel bar.
S52, if the main body has no steel bar, jumping to the next step; writing the steel bar information into a steel bar list: including the form of the steel bar, the position of the steel bar, the lap joint and the dislocation of the steel bar, and the like; generating and grouping reinforcing steel bars, and putting the reinforcing steel bars into a work set appointed by a user; transaction commit or rollback;
when jumping among different services, the execution logic of the sub-window is shown in fig. 3;
s6, creating a drawing system based on the plug-ins and the information in the step (4) and the step (5);
the logic of the drawing system of the invention is shown in fig. 4, and the specific flow is as follows: 1) parameter acquisition (database, parameterized family and user input); 2) judging whether a related view exists or not, if so, prompting a user to delete, otherwise, skipping to the next step; 3) generating a view; 4) loading a required detailed graph family; 5) generating a drawing title; 6) drawing a drawing and marking; 7) judging whether the drawing needs to be generated by one key, if so, jumping to the next step, otherwise, ending the drawing; 8) putting the view into a drawing, numbering and submitting a transaction;
the overall execution result of the embodiment of the present invention is shown in table 7, and the local result is shown in fig. 5:
a pre-trained convolutional neural network based relationship extraction system, comprising:
dividing and disassembling modules: dividing and disassembling the structural form of the silo;
a creation module: establishing a silo structure parameterized family library system based on a Revit platform;
a configuration module: configuring a working environment, comprising at least: a steel bar drawing environment, a detailed drawing environment and a modeling environment, and a Revit project template file based on the environments is created;
a performance module: establishing a silo structure appearance model based on a Revit platform;
a modeling module: finishing a silo structure steel bar modeling system based on the plug-in;
drawing module: and establishing a drawing system based on the plug-in, the silo structure appearance model and the silo structure steel bar modeling system.
A computer program for realizing the silo structure steel bar modeling and drawing method based on Revit is provided.
An information data processing terminal for realizing the silo structure steel bar modeling and drawing method based on Revit.
A computer-readable storage medium comprising instructions which, when executed on a computer, cause the computer to perform the Revit-based silo structural rebar modeling mapping method described above.
In the above embodiments, the implementation may be wholly or partially realized by software, hardware, firmware, or any combination thereof. When used in whole or in part, can be implemented in a computer program product that includes one or more computer instructions. When the computer program instructions are loaded or executed on a computer, the procedures or functions according to the embodiments of the present invention are wholly or partially generated. The computer may be a general purpose computer, a special purpose computer, a network of computers, or other programmable device. The computer instructions may be stored in a computer readable storage medium or transmitted from one computer readable storage medium to another, for example, the computer instructions may be transmitted from one website site, computer, server, or data center to another website site, computer, server, or data center via wire (e.g., coaxial cable, fiber optic, Digital Subscriber Line (DSL), or wireless (e.g., infrared, wireless, microwave, etc.)). The computer-readable storage medium can be any available medium that can be accessed by a computer or a data storage device, such as a server, a data center, etc., that includes one or more of the available media. The usable medium may be a magnetic medium (e.g., floppy Disk, hard Disk, magnetic tape), an optical medium (e.g., DVD), or a semiconductor medium (e.g., Solid State Disk (SSD)), among others.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.

Claims (9)

1. A silo structure steel bar modeling and drawing method based on Revit is characterized by comprising the following steps:
step 1, dividing and disassembling the structural form of a silo;
step 2, establishing a silo structure parameterized family library system based on a Revit platform;
step 3, configuring a working environment, which at least comprises: a steel bar drawing environment, a detailed drawing environment and a modeling environment, and a Revit project template file based on the environments is created;
step 4, establishing a silo structure appearance model based on the Revit platform;
step 5, finishing a silo structure steel bar modeling system based on the plug-in; the method specifically comprises the following steps:
step 5.1, a graphical user input interface is used for assisting a user in completing reinforcement information input;
step 5.2, checking the user input information, which at least comprises the following steps: checking the integrity of information input, checking the relevance of information input and checking the reliability of design information;
and 5.3, reading and verifying related information, which comprises the following steps: reading related part information, reading related geometric information and verifying related information;
step 5.4, analyzing the geometric information of the three-dimensional model and the user input information based on the C # language related grammar and RevitAPI, creating a transaction, and creating a steel bar model in the three-dimensional model;
step 5.5, transaction recovery and result display;
and 6, establishing a drawing system based on the plug-in, the silo structure appearance model and the silo structure steel bar modeling system.
2. The Revit-based silo structural steel bar modeling and drawing method as claimed in claim 1, wherein the silo structural form comprises a foundation form, a silo wall, an inner column, a hidden beam, a silo bottom plate, a silo top plate, a silo wall opening hole and a reinforcing part.
3. The Revit-based silo structural steel bar modeling and drawing method as recited in claim 2, wherein the base form is divided into: the foundation comprises an annular foundation, a whole plate foundation, an inner column foundation and a whole plate foundation with a hidden beam.
4. The Revit-based silo structural steel bar modeling and drawing method according to claim 1, wherein the silo structural parameterized family library system comprises: a basic parameterization family, an inner column parameterization family, a library bottom plate parameterization family and an opening parameterization family.
5. The method for modeling and drawing silo structural steel bars based on Revit according to claim 4, wherein the step 5.4 is specifically as follows:
step 5.4.1, analyzing the input information of the user;
step 5.4.2, analyzing the three-dimensional model information;
step 5.4.3, inquiring whether the steel bar information exists in the steel bar distribution main body of the silo structure, and prompting a user to select whether to execute deletion operation on the original steel bar;
and 5.4, executing the operation of generating the steel bars according to the data information in the step 5.4.1-5.4.3.
6. The Revit-based silo structural steel bar modeling and drawing method according to claim 5,
in the above-described reinforcing bar producing operation, the longitudinal bar producing orientation of the beam type reinforcing bar is expressed as follows:
Figure FDA0003678466480000021
wherein: p isiIndicating the position of all other longitudinal bars arranged before the longitudinal bar, LjIndicating all other component positions on the edge side, RkAll other component positions on the other edge side are shown; l represents the number of longitudinal bars arranged in front of the longitudinal bar; m represents the number of all other members on the edge side; n represents the other edge side member number.
7. A silo structure steel bar modeling and drawing system based on Revit is characterized by comprising:
dividing and disassembling modules: dividing and disassembling the structural form of the silo;
a creation module: establishing a silo structure parameterized family library system based on a Revit platform;
a configuration module: configuring a working environment, comprising at least: a steel bar drawing environment, a detailed drawing environment and a modeling environment, and a Revit project template file based on the environments is created;
a performance module: establishing a silo structure appearance model based on a Revit platform;
a modeling module: finishing a silo structure steel bar modeling system based on the plug-in; the specific process is as follows:
step 5.1, a graphical user input interface is used for assisting a user in completing reinforcement information input;
step 5.2, checking the user input information, which at least comprises the following steps: checking the integrity of information input, checking the relevance of information input and checking the reliability of design information;
and 5.3, reading and verifying related information, which comprises the following steps: reading related part information, reading related geometric information and verifying related information;
step 5.4, analyzing the geometric information of the three-dimensional model and the user input information based on the C # language related grammar and RevitAPI, creating a transaction, and creating a steel bar model in the three-dimensional model;
step 5.5, transaction recovery and result display;
drawing module: and establishing a drawing system based on the plug-in, the silo structure appearance model and the silo structure steel bar modeling system.
8. An information data processing terminal for implementing the Revit-based silo structural steel bar modeling and drawing method according to any one of claims 1 to 6.
9. A computer-readable storage medium comprising instructions that, when executed on a computer, cause the computer to perform the Revit-based silo structural rebar modeling mapping method of any one of claims 1-6.
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