CN114529132A - Information construction method, system and equipment for structural steel combined beam column structure connection point - Google Patents
Information construction method, system and equipment for structural steel combined beam column structure connection point Download PDFInfo
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Abstract
本发明提供一种型钢组合梁柱结构连接点信息化施工方法、系统及设备，通过基于BIM可视化三维建模技术，建立型钢组合梁柱模型，将型钢组合梁柱模型施工过程进行仿真分析，优化模型参数，将优化后的定位信息和设计信息，映射到型钢组合梁柱模型，得到待加工型钢组合梁柱模型，根据待加工型钢组合梁柱模型，加工型钢组合梁柱；按照预设施工流程，将型钢组合梁柱结构连接点安装到位；梁端交错设置拼接板，以达到提高梁柱连接的延性和减少螺栓数量和减少现场焊接的目的；基于节点加强型塑性铰外移的原理，在梁柱连接处增加水平和竖向加劲肋，并利用BIM建立三维模型，优化型钢组合结构节点核心区域的施工布设。
The invention provides an information construction method, system and equipment for the connection point of a profiled steel composite beam-column structure. Through the BIM-based visual three-dimensional modeling technology, a profiled steel composite beam-column model is established, and the construction process of the profiled steel composite beam-column model is simulated and analyzed, and optimized. Model parameters, map the optimized positioning information and design information to the profiled steel composite beam-column model to obtain the profiled steel composite beam-column model to be processed, and process the profiled steel composite beam-column model according to the profiled steel composite beam-column model; according to the preset construction process , install the connection point of the steel composite beam-column structure in place; the beam ends are staggered with splicing plates to achieve the purpose of improving the ductility of the beam-column connection and reducing the number of bolts and on-site welding; Horizontal and vertical stiffeners are added at the beam-column connection, and BIM is used to build a 3D model to optimize the construction and layout of the core area of the steel composite structure node.
Description
Technical Field
The invention relates to the technical field of engineering construction, in particular to an information construction method, system and equipment for structural steel combined beam column structural connection points.
Background
With the improvement of national economic level and the progress of engineering technology, steel structures become mainstream structural forms, according to statistics, over 99 percent of old buildings and 95 percent of new buildings in China are high-energy-consumption buildings, the building energy consumption reaches 46.7 percent of the total social energy consumption, and a series of reform is carried out on the steel structures as the building industry of China in developing countries following the step of developed countries in the world in order to adapt to the change of the production mode in the building field from the traditional consumption type to the green energy-saving type. The first premise for producing green buildings is improvement in design and construction methods.
The beam column composite structure is a common connection form in the current steel structure building. The construction method of the initial section steel composite structure is to prefabricate steel columns and steel beams in a processing plant and connect the steel beams and the steel beams together by using high-strength bolts or welding on site, the construction method needs to carry out welding operation on site, fire is easy to cause, the construction speed is low, the requirement on site construction conditions is high, welding seams exist, the anti-seismic performance of the composite structure is poor, the structural ductility is low, construction auxiliary processes or local reinforcing members are often needed to meet the requirement on the stability of the integral strength and rigidity of the structure, certain resource waste and prolonged construction period are inevitably caused, the original intention of green buildings is violated, and therefore the section type steel composite structure with the cantilever beam is widely applied, the cantilever beam sections and the section type steel columns of the steel beams are welded together in the processing plant by the traditional section type steel composite structure with the cantilever beam, the cantilever beam ends and the steel beams are spliced by adopting full bolts on site, and the welding process on the construction site can be reduced, the construction hazard source is reduced, the requirements of the structure on construction site conditions are reduced, but the construction method has the defects of large bolt hole amount, weakened cross section, poor ductility of a welding seam and a bolt connection part under the action of an earthquake, high technical requirements on construction workers and difficulty in meeting the high construction precision requirement on the basis of no structural steel combined structure model to be processed.
Disclosure of Invention
The invention aims to provide an information construction method for connecting points of a structural steel combined beam column structure, which aims to solve the problems that the number of bolt holes of the connecting points of the existing structural steel beam column structure is large, the cross section is weakened a lot, the ductility of the connecting parts is poor, the construction technical requirement is high, and the construction precision is difficult to meet.
Therefore, the above purpose of the invention is realized by the following technical scheme:
an information construction method for structural steel combined beam column structure connection points comprises the following steps:
s1, building a section steel combined beam-column model based on a BIM visual three-dimensional modeling technology;
s2, performing simulation analysis on the construction process of the section steel combined beam-column model, optimizing model parameters, and mapping the optimized positioning information and design information to the section steel combined beam-column model to obtain a section steel combined beam-column model to be processed;
s3, processing the section steel combined beam column according to the section steel combined beam column model to be processed; and
and S4, installing the structural connection point of the profile steel combined beam column in place according to a preset construction process.
While adopting the technical scheme, the invention can also adopt or combine the following technical scheme:
as a preferred technical scheme of the invention: in step S1: and establishing a profile steel combined beam-column model in three-dimensional design software according to the initial design file of the profile steel combined beam-column structure.
As a preferred technical scheme of the invention: the preliminary design file comprises all components of the section steel combined beam column structure, including a vertical section steel column, a transverse section steel beam, a cantilever section steel beam section, a high-strength bolt, a web splicing plate, a wing plate splicing plate and a stiffening rib.
As a preferred technical scheme of the invention: the three-dimensional design software is any software used for BIM modeling, such as Revit, Tekla and the like.
As a preferred technical scheme of the invention: in step S2: the parameters of the optimized model are in a state that the cost is minimum and the strength, rigidity and stability meet the requirements, and the parameters such as the number of bolts, the length, the width and the height of the splice plate, the length of the cantilever segment, the pretension force of the bolts, the sizes of horizontal and vertical stiffening ribs and the like are optimized.
As a preferred technical scheme of the invention: in step S3: and leading out the model of the profile steel combined beam column to be processed into a plane processing drawing, and processing the profile steel combined beam column structure according to the plane processing drawing.
As a preferred technical scheme of the invention: in the process of processing the profile steel combined beam-column structure according to the plane processing drawing, the processing method comprises the steps of welding a vertical profile steel column and a cantilever profile steel beam section together, welding horizontal and vertical stiffening ribs at a welding seam, welding splice plates which are in staggered connection with upper and lower wing plates at a cantilever beam end and a frame beam end, and drilling bolt holes in a profile steel web plate and a wing plate.
As a preferred technical scheme of the invention: in step S4: the preset construction process comprises the following steps: construction preparation → hoisting of the section steel beam and the section steel column in place → connection of the upper flange of the spliced beam and the upper splice plate by using a bolt or connection of the lower flange of the spliced beam and the lower splice plate by using a bolt → connection of the lower flange of the cantilever beam and the lower splice plate by using a bolt or connection of the upper flange of the cantilever beam and the upper splice plate by using a bolt → splicing of the web.
The second purpose of the present invention is to provide an information construction system for structural connection points of a section steel composite beam-column structure, aiming at the disadvantages of the prior art.
Therefore, the above purpose of the invention is realized by the following technical scheme:
the utility model provides a shaped steel combination beam column structural connection point information-based construction system, includes:
the model building unit is used for building a structural model of the section steel combined beam column based on a BIM visual three-dimensional modeling technology;
and the model optimization unit is used for carrying out simulation analysis on the construction process of the structural steel combined beam-column structure and optimizing the parameters such as the number of bolts, the length, the width and the height of the splicing plates, the length of the cantilever segment, the pretension force of the bolts, the sizes of the horizontal stiffening ribs and the vertical stiffening ribs.
The information mapping unit is used for mapping the optimized positioning information and the optimized design information to the profile steel combined beam-column model to obtain a beam-column combined model to be processed;
the processing unit is used for processing the profile steel combined beam column according to the profile steel combined beam column model to be processed; and
and the construction unit is used for installing the structural connection point of the profile steel combined beam column in place according to a preset construction process.
It is a further object of the present invention to provide an electronic device that addresses the deficiencies in the prior art.
Therefore, the above purpose of the invention is realized by the following technical scheme:
an electronic device comprises a processor, a communication interface, a memory and a communication bus, wherein the processor, the communication interface and the memory are communicated with each other through the communication bus,
a memory for storing a computer program,
and the processor is used for executing the computer program stored on the memory so as to realize the steps of the information construction method for the connecting points of the section steel combined beam-column structure.
The invention provides a profiled bar combination beam column structure connection point informatization construction method, a system and equipment, wherein a profiled bar combination beam column model is established by a BIM visual three-dimensional modeling technology, a profiled bar combination beam column model construction process is subjected to simulation analysis, model parameters are optimized, optimized positioning information and design information are mapped to the profiled bar combination beam column model to obtain a profiled bar combination beam column model to be processed, and the profiled bar combination beam column is processed according to the profiled bar combination beam column model to be processed; installing the structural connection point of the profile steel combined beam column in place according to a preset construction flow; splice plates are arranged at the beam ends in a staggered mode so as to achieve the purposes of improving the beam-column connection ductility, reducing the number of bolts and reducing field welding; based on the principle that node strenghthened type plasticity hinge moved outward, level and vertical stiffening rib are increased in the beam column junction, and utilize BIM to establish three-dimensional model, optimize the construction in shaped steel integrated configuration node core area and lay, acquire the beam column in advance, the splice plate, the stiffening plate, the bolt, the accurate location of welding seam, realize the information-based design of shaped steel beam column integrated configuration component, reach and reduce the construction degree of difficulty and cost, shorten construction cycle, improve efficiency of construction and material utilization ratio, satisfy structure security performance and economic performance's purpose simultaneously.
Drawings
FIGS. 1a-1b are structural diagrams of a sectional steel composite beam column.
FIG. 2 is a flow chart of the information construction method for the connection point of the structural steel combined beam-column structure provided by the invention.
Detailed Description
In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more embodiments. However, the embodiments may be practiced without these specific details.
Aiming at the problems that the existing sectional type steel combined structure with the cantilever beam has large bolt hole amount, much weakened cross section, poor ductility of a welding seam and a bolt joint under the action of an earthquake, high technical requirement on construction workers, difficulty in meeting construction precision and the like, the invention provides the sectional type steel combined beam column structure connection point information construction method, the system and the equipment, which realize whole-process information design and visual construction simulation, reduce construction difficulty and cost, shorten construction period, improve construction efficiency and material utilization rate, improve structural ductility and simultaneously meet structural safety performance and economic performance.
Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 2, an information-based construction method for structural connection points of a section steel composite beam-column structure includes:
s1, building a section steel combined beam-column model based on a BIM visual three-dimensional modeling technology;
s2, performing simulation analysis on the construction process of the section steel combined beam-column model, optimizing model parameters, and mapping the optimized positioning information and design information to the section steel combined beam-column model to obtain a section steel combined beam-column model to be processed;
s3, processing the section steel combined beam column according to the section steel combined beam column model to be processed; and
and S4, installing the structural connection point of the profile steel combined beam column in place according to a preset construction process.
Establishing a profile steel combined beam-column model by using a BIM (building information modeling) based visual three-dimensional modeling technology, performing simulation analysis on the construction process of the profile steel combined beam-column model, optimizing model parameters, mapping optimized positioning information and design information to the profile steel combined beam-column model to obtain a profile steel combined beam-column model to be processed, and processing the profile steel combined beam-column according to the profile steel combined beam-column model to be processed; installing the structural connection point of the profile steel combined beam column in place according to a preset construction flow; splice plates are arranged at the beam ends in a staggered mode so as to achieve the purposes of improving the beam-column connection ductility, reducing the number of bolts and reducing field welding; based on the principle that the node reinforced plastic hinge moves outwards, horizontal and vertical stiffening ribs are added at the joint of the beam column, a three-dimensional model is built by utilizing BIM, the construction layout of the core area of the node of the section steel composite structure is optimized, the accurate positioning of the beam column, the splicing plates, the stiffening plates, the bolts and the welding seams is obtained in advance, the information design of the structural steel beam column composite structure component is realized, and the purposes of reducing the construction difficulty and cost, shortening the construction period, improving the construction efficiency and the material utilization rate and simultaneously meeting the structural safety performance and the economic performance are achieved.
In the process of establishing the section steel combined beam-column model based on the BIM visual three-dimensional modeling technology, the section steel combined beam-column model is established in three-dimensional design software according to the primary design file of the section steel combined beam-column structure. The preliminary design file of the profile steel combined beam column structure can be a two-dimensional design file or a three-dimensional design file, the preliminary design file comprises components such as a vertical profile steel column, a transverse profile steel beam, a cantilever profile steel beam section, a high-strength bolt, a web splicing plate, a wing plate splicing plate and a stiffening rib of the profile steel combined beam column structure, the three-dimensional design software can be any software used for BIM modeling, such as Revit and Tekla, as long as the construction process of the profile steel beam column combined structure can be simulated, and the parameters of a model can be optimized, here, universal steel structure detailed drawing design software Tekla in the world can be selected, the good collaborative change capability of the components can completely meet the informatization dynamic adjustment, and informatization design is realized.
Optimizing the model parameters includes: the method aims at minimizing the cost, takes the state that the strength, the rigidity and the stability meet the requirements, and optimizes the parameters of the number of bolts, the length, the width and the height of the splicing plate, the length of the cantilever segment, the pretension force of the bolts, the sizes of horizontal and vertical stiffening ribs and the like.
And in the process of processing the profile steel combined beam column according to the profile steel combined beam column model to be processed, the profile steel combined beam column model to be processed is exported to be a plane processing drawing, and the profile steel combined beam column structure is processed according to the plane processing drawing.
In the process of processing the profile steel combined beam column structure according to the plane processing drawing, the vertical profile steel column and the cantilever profile steel beam section are welded together in a processing factory, horizontal stiffening ribs and vertical stiffening ribs are welded at the welding seam, and splice plates which are connected with the upper wing plate and the lower wing plate of the cantilever beam end and the frame beam end in a staggered manner are welded, so that the welding work of a construction site can be avoided, the construction quality and the precision requirement can be ensured, and the number of bolts is reduced compared with the traditional cantilever beam section type profile steel combined structure; bolt holes are accurately drilled in the web plate and the wing plate of the section steel according to a plane drawing, and construction quality is guaranteed.
The preset construction process comprises the following steps: construction preparation → hoisting of section steel beams and section steel columns in place → connection of upper (lower) flanges and upper (lower) splicing plates of spliced beams by bolts → connection of lower (upper) flanges and lower (upper) splicing plates of cantilever beams by bolts → splicing of webs.
The invention also provides an information construction system for the structural connection point of the section steel combined beam column, which comprises the following steps:
the model building unit is used for building a structural model of the profile steel combined beam column based on a BIM visual three-dimensional modeling technology;
and the model optimization unit is used for carrying out simulation analysis on the construction process of the structural steel combined beam-column structure and optimizing the parameters such as the number of bolts, the length, the width and the height of the splicing plates, the length of the cantilever segment, the pretension force of the bolts, the sizes of the horizontal stiffening ribs and the vertical stiffening ribs.
The information mapping unit is used for mapping the optimized positioning information and the optimized design information to the profile steel combined beam-column model to obtain a beam-column combined model to be processed;
the processing unit is used for processing the profile steel combined beam column according to the profile steel combined beam column model to be processed;
and the construction unit is used for installing the structural connection point of the profile steel combined beam column in place according to a preset construction process.
The invention also provides an electronic device, which comprises a processor, a communication interface, a memory and a communication bus, wherein the processor, the communication interface and the memory are communicated with each other through the communication bus,
a memory for storing a computer program,
and the processor is used for executing the computer program stored on the memory so as to realize the steps of the information construction method of the connecting point of the section steel combined beam-column structure.
The invention provides a method, a system and equipment for informatization construction of structural steel combined beam-column structure connection points, which establish a structural steel combined beam-column model by a BIM visual three-dimensional modeling technology, perform simulation analysis on the construction process of the structural steel combined beam-column model, optimize model parameters, map optimized positioning information and design information to the structural steel combined beam-column model to obtain a structural steel combined beam-column model to be processed, and process the structural steel combined beam-column according to the structural steel combined beam-column model to be processed; installing the structural connection point of the profile steel combined beam column in place according to a preset construction flow; splice plates are arranged at the beam ends in a staggered mode so as to achieve the purposes of improving the beam-column connection ductility, reducing the number of bolts and reducing field welding; based on the principle that the node reinforced plastic hinge moves outwards, horizontal and vertical stiffening ribs are added at the joint of the beam column, a three-dimensional model is built by utilizing BIM, the construction layout of the core area of the node of the section steel composite structure is optimized, the accurate positioning of the beam column, the splicing plates, the stiffening plates, the bolts and the welding seams is obtained in advance, the information design of the structural steel beam column composite structure component is realized, and the purposes of reducing the construction difficulty and cost, shortening the construction period, improving the construction efficiency and the material utilization rate and simultaneously meeting the structural safety performance and the economic performance are achieved.
The information-based construction method, system and equipment for the connection point of the section steel combined beam column according to the present invention are described above by way of example with reference to the accompanying drawings. However, those skilled in the art can make various improvements to the information-based construction method, system and equipment for the connection point of the section steel combined beam column provided by the invention without departing from the content of the invention. Therefore, the scope of the present invention should be determined by the contents of the appended claims.
Claims (10)
1. The information construction method for the structural connection point of the section steel combined beam column is characterized by comprising the following steps of: the information construction method for the connecting point of the profile steel combined beam column structure comprises the following steps:
s1, building a section steel combined beam-column model based on a BIM visual three-dimensional modeling technology;
s2, carrying out simulation analysis on the construction process of the section steel combination beam column model, optimizing model parameters, mapping the optimized positioning information and design information to the section steel combination beam column model, and obtaining a section steel combination beam column model to be processed;
s3, processing the section steel combined beam column according to the section steel combined beam column model to be processed; and
and S4, installing the structural connection point of the profile steel combined beam column in place according to a preset construction process.
2. The construction method of the structural steel combined beam column structure connection point according to claim 1, characterized in that: in step S1: and establishing a profile steel combined beam-column model in three-dimensional design software according to the initial design file of the profile steel combined beam-column structure.
3. The construction method of the structural steel combined beam column structure connection point according to claim 2, characterized in that: the preliminary design file comprises all components of the section steel combined beam column structure, including a vertical section steel column, a transverse section steel beam, a cantilever section steel beam section, a high-strength bolt, a web splicing plate, a wing plate splicing plate and a stiffening rib.
4. The construction method of the structural steel combined beam column structure connection point according to claim 2, characterized in that: the three-dimensional design software is any software used for BIM modeling.
5. The construction method of the structural steel combined beam column structure connection point according to claim 1, characterized in that: in step S2: the parameters of the optimized model are in a state that the cost is minimum and the strength, rigidity and stability meet the requirements, and the number of the bolts, the length, the width and the height of the splice plate, the length of the cantilever segment, the pretension force of the bolts, and the sizes of the horizontal and vertical stiffening ribs are optimized.
6. The construction method of the structural steel combined beam column structure connection point according to claim 1, characterized in that: in step S3: and leading out the model of the profile steel combined beam column to be processed into a plane processing drawing, and processing the profile steel combined beam column structure according to the plane processing drawing.
7. The construction method of the structural steel combined beam column structure connection point according to claim 6, characterized in that: in the process of processing the profile steel combined beam-column structure according to the plane processing drawing, the processing method comprises the steps of welding a vertical profile steel column and a cantilever profile steel beam section together, welding horizontal and vertical stiffening ribs at a welding seam, welding splice plates which are in staggered connection with upper and lower wing plates at a cantilever beam end and a frame beam end, and drilling bolt holes in a profile steel web plate and a wing plate.
8. The construction method of the structural steel combined beam column structure connection point according to claim 1, characterized in that: in step S4: the preset construction process comprises the following steps: construction preparation → hoisting of the section steel beam and the section steel column in place → connection of the upper flange of the spliced beam and the upper splice plate by using a bolt or connection of the lower flange of the spliced beam and the lower splice plate by using a bolt → connection of the lower flange of the cantilever beam and the lower splice plate by using a bolt or connection of the upper flange of the cantilever beam and the upper splice plate by using a bolt → splicing of the web.
9. The utility model provides a shaped steel combination beam column structural connection point informationization construction system which characterized in that: shaped steel combination beam column structure tie point information-based construction system includes:
the model building unit is used for building a structural model of the section steel combined beam column based on a BIM visual three-dimensional modeling technology;
the model optimization unit is used for carrying out simulation analysis on the construction process of the structural steel combined beam-column structure and optimizing the number of bolts, the length, the width and the height of the splicing plates, the length of the cantilever sections, the pretension force of the bolts, the size of horizontal and vertical stiffening ribs and other parameters;
the information mapping unit is used for mapping the optimized positioning information and the optimized design information to the profile steel combined beam-column model to obtain a beam-column combined model to be processed;
the processing unit is used for processing the profile steel combined beam column according to the profile steel combined beam column model to be processed; and
and the construction unit is used for installing the structural connection point of the profile steel combined beam column in place according to a preset construction process.
10. An electronic device, said electronic device includes processor, communication interface, memorizer and communication bus, said processor, communication interface, memorizer finish mutual communication through communication bus, characterized by that:
a memory for storing a computer program,
a processor for executing the computer program stored on the memory to realize the method steps of the section steel combined beam-column structure connection point information construction of claim 1.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN120470705A (en) * | 2025-04-29 | 2025-08-12 | 国网经济技术研究院有限公司 | Steel node rule construction method based on power grid engineering steel structure model |
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| CN112084579A (en) * | 2020-08-31 | 2020-12-15 | 东风汽车集团有限公司 | A method of stress analysis of automotive fasteners |
| CN113323136A (en) * | 2021-06-11 | 2021-08-31 | 上海宝冶集团有限公司 | Stiffness frame beam column joint structure based on Tekla and construction method |
| CN113505418A (en) * | 2021-06-28 | 2021-10-15 | 中铁十九局集团有限公司 | Bridge construction method based on BIM |
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| CN103290928A (en) * | 2012-03-02 | 2013-09-11 | 青岛理工大学 | Steel structure beam column assembled rigid node |
| CN206115854U (en) * | 2016-04-01 | 2017-04-19 | 任媛 | Formula of inserting architecture teaching model is pieced together in steel construction emulation |
| CN109577653A (en) * | 2017-09-29 | 2019-04-05 | 青岛理工大学 | Mounting method of flange bolt welding hybrid connection assembly type beam-column joint |
| CN209538385U (en) * | 2018-12-19 | 2019-10-25 | 西安理工大学 | A kind of band cantilever segment edge of a wing cover plate splice assembled beam-column node |
| CN111400820A (en) * | 2018-12-30 | 2020-07-10 | 长城汽车股份有限公司 | Method for determining connection point of non-bearing type electric automobile frame, non-bearing type electric automobile frame and electric automobile |
| CN111734134A (en) * | 2020-06-02 | 2020-10-02 | 中国华冶科工集团有限公司 | Construction method and system for section steel concrete beam column joint |
| CN112084588A (en) * | 2020-08-31 | 2020-12-15 | 东风商用车有限公司 | Support bolt arrangement method using simulation optimization |
| CN112084579A (en) * | 2020-08-31 | 2020-12-15 | 东风汽车集团有限公司 | A method of stress analysis of automotive fasteners |
| CN113323136A (en) * | 2021-06-11 | 2021-08-31 | 上海宝冶集团有限公司 | Stiffness frame beam column joint structure based on Tekla and construction method |
| CN113505418A (en) * | 2021-06-28 | 2021-10-15 | 中铁十九局集团有限公司 | Bridge construction method based on BIM |
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| CN120470705A (en) * | 2025-04-29 | 2025-08-12 | 国网经济技术研究院有限公司 | Steel node rule construction method based on power grid engineering steel structure model |
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