CN116644504B - Precise docking method and system for ultra-high large-span steel structure based on BIM technology - Google Patents
Precise docking method and system for ultra-high large-span steel structure based on BIM technology Download PDFInfo
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 495
- 239000010959 steel Substances 0.000 title claims abstract description 495
- 238000000034 method Methods 0.000 title claims abstract description 75
- 238000005516 engineering process Methods 0.000 title claims abstract description 19
- 238000003032 molecular docking Methods 0.000 title claims abstract description 13
- 238000010276 construction Methods 0.000 claims abstract description 52
- 238000012544 monitoring process Methods 0.000 claims abstract description 52
- 238000003860 storage Methods 0.000 claims abstract description 46
- 238000013461 design Methods 0.000 claims abstract description 22
- 238000004458 analytical method Methods 0.000 claims abstract description 19
- 210000001503 joint Anatomy 0.000 claims abstract description 14
- 238000007634 remodeling Methods 0.000 claims abstract description 11
- 210000002445 nipple Anatomy 0.000 claims description 214
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 239000007787 solid Substances 0.000 claims description 9
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- 238000004088 simulation Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 4
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- 238000001514 detection method Methods 0.000 description 2
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- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
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- G—PHYSICS
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Abstract
The invention discloses a precise docking method and a precise docking system for an ultra-high large-span steel structure based on a BIM technology, wherein the precise docking system comprises the following steps: the system comprises a foundation model construction module, a steel structure framework model construction module, a steel beam pup joint model construction module, a storage module, an analysis module, a loading module, a task scheduling module, a monitoring module, a configuration module, a positioning module and a remodeling module; according to the invention, three-dimensional design software is utilized in the BIM model, a steel structure skeleton model is constructed on the basis of the foundation model by utilizing a design drawing of a steel structure and corresponding profile parameters, and meanwhile, steel beam pup joint models with different specifications are constructed on the basis of the foundation model in the BIM model based on steel beam pup joint finished products with different specifications; the technology provided by the invention is convenient for sectional construction, can accurately finish the splicing tasks among different sections during sectional construction, and can be applied to accurate butt joint of ultra-high large-span steel structures.
Description
Technical Field
The invention relates to the technical field of precise docking of ultra-high large-span steel structures, in particular to a precise docking method and system of an ultra-high large-span steel structure based on BIM technology.
Background
When production equipment and factory building are constructed, because the whole equipment is large, the support of the equipment needs to occupy extra-large space, so the prior art basically adopts a large number of steel beam structures to serve as the support bodies of the equipment, and particularly, the support of the equipment among different equipment, such as a mixer, a stirrer, a reaction kettle, a polymerization kettle, an acetylene device and the like, is realized by using an ultra-high and large-span steel structure as a conveying pipeline.
The traditional construction technology lays the foundation through survey and drawing data and design drawing according to the overall arrangement between the equipment earlier, then carries out a large amount of survey and drawing and assist in paying out measurement to build girder construction with the foundation as the basis face, in order to guarantee paying out precision and construction precision, generally all is from one end to the construction of another end one section, just so cause whole time limit for a project to be prolonged, if adopt multistage construction simultaneously, the tradition is difficult to ensure the butt joint between the girder steel through survey and drawing technology and paying out technology, especially to the superelevation large-span steel construction, there is certain error in its own survey and drawing data, consequently when multistage simultaneous girder construction lays, the dislocation hardly avoids the butt joint to appear.
Disclosure of Invention
In view of the above, the invention aims to provide a precise docking method and system for an ultra-high large-span steel structure based on BIM technology.
On one hand, the invention provides a precise docking method of an ultra-high large-span steel structure based on BIM technology, which comprises the following steps:
step 1) taking a steel structure entity foundation as a reference surface, acquiring first actually measured three-dimensional coordinate data of the steel structure entity foundation, constructing a space coordinate system and a foundation model in a BIM model based on the first actually measured three-dimensional coordinate data of the steel structure entity foundation, constructing a steel structure skeleton model correspondingly based on the foundation model, and acquiring a space coordinate data set of the steel structure skeleton model;
step 2) taking steel beam nipple finished products with different specifications as splicing nipple, taking steel structure entity foundations as reference surfaces of the steel beam nipple finished products with different specifications, obtaining second actually measured three-dimensional coordinate data of the steel beam nipple finished products with different specifications, and constructing steel beam nipple models with different specifications based on foundation models in BIM models based on the second actually measured three-dimensional coordinate data of the steel beam nipple finished products with different specifications;
step 3) numbering the steel beam pup joint models with different specifications and storing the steel beam pup joint models into a storage module according to the numbers;
step 4) calling a steel structure splicing process configuration file, analyzing and acquiring splicing process parameters based on the steel structure splicing process configuration file, and calling a steel beam pup joint model with corresponding specification from a storage module in sequence based on the splicing process parameters to be laid into a steel structure skeleton model so as to finish the remodeling of the steel structure skeleton model and obtain the steel structure model; calibrating the laid steel beam pup joint model according to the corresponding space coordinate data, and sequentially encoding according to the layout sequence, so as to form a record table by the encoding;
and 5) sequentially outputting the steel beam nipple models with corresponding specifications and the space coordinate data of each steel beam nipple model to a construction control end according to the codes, sequentially loading the steel beam nipple models with corresponding specifications and the space coordinate data of the steel beam nipple models by the construction control end according to the codes, guiding the steel beam nipple models with corresponding specifications to go out of a warehouse of steel beam nipple finished products with corresponding specifications, and guiding the fixing and butt joint of the steel beam nipple finished products with corresponding specifications on a foundation and a steel structure by the space coordinate data of the steel beam nipple models.
Preferably, in step 1), a design drawing of the steel structure is loaded in the BIM model, a foundation model is taken as a basic construction surface based on the design drawing of the steel structure and corresponding profile parameters, and a steel structure skeleton model is constructed in a space coordinate system.
Preferably, file attributes of the steel beam nipple models with different specifications are set to be in a controlled editable state through a configuration module, namely when any steel beam nipple model is loaded into a steel structure skeleton model based on a foundation model from a storage module for remodeling, the steel beam nipple model is firstly loaded into a positioning area of the foundation model, the configuration module is started to set the file attributes of the steel beam nipple model to be readable and writable, the positioning area is used as an initial monitoring position of spatial coordinate data of the steel beam nipple model, a corresponding monitoring unit is started to monitor the position change of the steel beam nipple model in a spatial coordinate system in real time, when the steel beam nipple model moves to the corresponding position in the steel structure skeleton model in the spatial coordinate system, the spatial coordinate data of the steel beam nipple model at the moment is recorded through the monitoring unit, and the configuration module is started again to set the file attributes of the steel beam nipple model to be readable and non-writable;
calibrating the distributed steel beam nipple model and the corresponding space coordinate data, storing the space coordinate data corresponding to the steel beam nipple model and the steel beam nipple model into a storage module after calibrating, and loading a coding module into the storage module to sequentially code according to the calibrated distribution sequence received by the storage module, so that a record table is formed by the coding, and the record table is used for recording the steel beam nipple model and the corresponding space coordinate data.
Preferably, the method for sequentially calling the steel beam pup joint model with the corresponding specification from the storage module to be arranged in the steel structure skeleton model based on the splicing process parameters comprises the following steps:
sequentially obtaining a plurality of splicing process parameters in each process step;
resolving each splicing process parameter again according to the process sequence to obtain the use specification of the steel beam nipple finished product, the layout position of the steel beam nipple finished product in the steel structure and the fixing mode of the steel beam nipple finished product when the steel structure is laid;
the loading module reads the data information of the use specification of the steel beam nipple finished product, and loads the steel beam nipple model with the corresponding specification in the storage module according to the data information of the use specification;
acquiring the code of the steel beam pup joint model, distributing a corresponding monitoring unit by a task scheduling module through the code, and controlling the monitoring unit to monitor the position change of the steel beam pup joint model in a space coordinate system in real time by a scheduling control unit arranged in the task scheduling module when the steel beam pup joint model is moved to a positioning area of a foundation model; in the process, the positioning area is used as an initial monitoring position of the space coordinate data of the steel beam pup joint model;
and reading the position information of the layout position of the steel beam nipple finished product in the steel structure, performing space coordinate conversion in the BIM model according to the position information to obtain the layout position data of the steel beam nipple model in the steel structure skeleton model, reading the fixed data information of the fixing mode of the steel beam nipple finished product when the steel structure is laid, and fixing the corresponding model structure conversion by calling a preset application program corresponding to the fixed data information so as to finish the remodeling of the steel structure skeleton model.
On the other hand, the invention also provides an ultra-high large-span steel structure accurate butt joint system based on BIM technology, which comprises:
the foundation model construction module is used for taking a solid foundation of a steel structure as a reference plane, acquiring first actually measured three-dimensional coordinate data of the solid foundation of the steel structure, and constructing a space coordinate system and a foundation model in the BIM based on the first actually measured three-dimensional coordinate data of the solid foundation of the steel structure;
the steel structure framework model construction module loads a design drawing of a steel structure in the BIM model, takes a foundation model as a basic construction surface based on the design drawing of the steel structure and corresponding profile parameters, constructs a steel structure framework model in a space coordinate system, and acquires a space coordinate data set of the steel structure framework model;
the steel beam nipple model construction module takes steel beam nipple finished products with different specifications as splicing nipple, takes steel structure entity foundations as reference surfaces of the steel beam nipple finished products with different specifications, acquires second actually measured three-dimensional coordinate data of the steel beam nipple finished products with different specifications, and constructs steel beam nipple models with different specifications based on foundation models in BIM models based on the second actually measured three-dimensional coordinate data of the steel beam nipple finished products with different specifications;
the storage module is used for numbering the steel beam pup joint models with different specifications and storing the steel beam pup joint models according to the numbers;
the analysis module is provided with a first analysis unit and a second analysis unit, the first analysis unit is used for calling a steel structure splicing process configuration file, splicing process parameters are acquired based on the steel structure splicing process configuration file analysis, the second analysis unit is used for sequentially acquiring a plurality of splicing process parameters in each process step, and each splicing process parameter is analyzed again according to a process sequence to acquire the use specification of a steel beam nipple finished product, the layout position of the steel beam nipple finished product in a steel structure and the fixing mode of the steel beam nipple finished product when the steel structure is laid;
the loading module is used for reading the data information of the use specification of the steel beam pup joint finished product, and loading the steel beam pup joint model with the corresponding specification in the storage module according to the data information of the use specification;
the task scheduling module is connected with the monitoring module and the loading module, the monitoring module is provided with a plurality of monitoring units, the task scheduling module distributes corresponding monitoring units based on execution of scheduling tasks, and when the steel beam pup joint model is loaded to a positioning area of the foundation model by the loading module, a scheduling control unit arranged in the task scheduling module controls the monitoring units to monitor the position change of the steel beam pup joint model in a space coordinate system in real time; in the process, the positioning area is used as an initial monitoring position of the space coordinate data of the steel beam pup joint model;
a configuration module;
a positioning module; and
a remodelling module;
the task scheduling module controls the loading module to read the position information of the layout position of the steel beam pup joint finished product in the steel structure, and performs space coordinate conversion in the BIM according to the position information to obtain the layout position data of the steel beam pup joint model in the steel structure skeleton model;
the configuration module is used for setting the file attribute of the steel beam pup joint model to be readable and writable based on the control configuration module of the task scheduling module when the steel beam pup joint model is loaded to the positioning area of the foundation model, and writing a feedback instruction into the task scheduling unit based on the initial monitoring position;
the remolding module is used for controlling the positioning module to read layout position data and initial monitoring positions based on the feedback instruction and the task scheduling module, controlling the steel beam pup joint model to automatically move from the positioning area to the corresponding position in the steel structure skeleton model based on the read layout position data and the initial monitoring positions, reading the fixed data information of the fixing mode of the steel beam pup joint finished product when the steel structure is laid, and fixing the corresponding model structure conversion by calling a preset application program corresponding to the fixed data information so as to finish remolding the steel structure skeleton model, thereby obtaining the steel structure model;
when the steel beam pup joint model moves to a corresponding position in the steel structure skeleton model in a space coordinate system, the space coordinate data of the steel beam pup joint model at the moment is recorded through a monitoring unit, and the task scheduling module enables the configuration module again to set the file attribute of the steel beam pup joint model to be readable and unwritable;
the calibration module is used for calibrating the distributed steel beam nipple model and the corresponding space coordinate data, storing the steel beam nipple model and the space coordinate data corresponding to the steel beam nipple model into the storage module after calibration, and loading the coding module into the storage module to sequentially code according to the calibrated distribution sequence received by the storage module so as to form a record table, wherein the record table is used for recording the steel beam nipple model and the corresponding space coordinate data.
Preferably, the construction control terminal is also included; the construction control end sequentially loads the steel beam nipple model with the corresponding specification and the space coordinate data of the steel beam nipple model according to the codes, guides the steel beam nipple model with the corresponding specification to be delivered out of a warehouse of the steel beam nipple finished product with the corresponding specification, and guides the steel beam nipple finished product with the corresponding specification to be fixed and butted on a foundation and a steel structure according to the space coordinate data of the steel beam nipple model.
The method comprises the steps of utilizing three-dimensional design software in a BIM model to simulate and assemble first actually measured three-dimensional coordinate data of a segmented control point of a steel structure foundation entity in a computer to form a foundation model, constructing a steel structure skeleton model on the foundation model by utilizing a design drawing of the steel structure and corresponding profile parameters, simultaneously, placing purchased steel beam nipple finished products with different specifications in a set area of the steel structure foundation entity for measurement to obtain second actually measured three-dimensional coordinate data of the steel beam nipple finished products with different specifications, and constructing steel beam nipple models with different specifications in the BIM model based on the foundation model based on the second actually measured three-dimensional coordinate data of the steel beam nipple finished products with different specifications; the technology provided by the invention is convenient for sectional construction, can accurately finish the splicing tasks among different sections during sectional construction, and can be applied to accurate butt joint of ultra-high large-span steel structures.
Drawings
FIG. 1 is a flow chart of the method of the present invention;
FIG. 2 is a flow chart of a method for sequentially calling the layout of the steel beam pup joint model with corresponding specification to the steel structure skeleton model from a storage module based on splicing process parameters;
fig. 3 is a schematic diagram of the system framework of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
referring to fig. 1 and 2, the invention provides a precise docking method of an ultra-high large-span steel structure based on a BIM technology, which comprises the following steps:
step 1) taking a steel structure entity foundation as a reference surface, acquiring first actually measured three-dimensional coordinate data of the steel structure entity foundation, constructing a space coordinate system and a foundation model in a BIM model based on the first actually measured three-dimensional coordinate data of the steel structure entity foundation, constructing a steel structure skeleton model correspondingly based on the foundation model, and acquiring a space coordinate data set of the steel structure skeleton model;
step 2) taking steel beam nipple finished products with different specifications as splicing nipple, taking steel structure entity foundations as reference surfaces of the steel beam nipple finished products with different specifications, obtaining second actually measured three-dimensional coordinate data of the steel beam nipple finished products with different specifications, and constructing steel beam nipple models with different specifications based on foundation models in BIM models based on the second actually measured three-dimensional coordinate data of the steel beam nipple finished products with different specifications;
step 3) numbering the steel beam pup joint models with different specifications and storing the steel beam pup joint models into a storage module according to the numbers;
step 4) calling a steel structure splicing process configuration file, analyzing and acquiring splicing process parameters based on the steel structure splicing process configuration file, and calling a steel beam pup joint model with corresponding specification from a storage module in sequence based on the splicing process parameters to be laid into a steel structure skeleton model so as to finish the remodeling of the steel structure skeleton model and obtain the steel structure model; calibrating the laid steel beam pup joint model according to the corresponding space coordinate data, and sequentially encoding according to the layout sequence, so as to form a record table by the encoding;
and 5) sequentially outputting the steel beam nipple models with corresponding specifications and the space coordinate data of each steel beam nipple model to a construction control end according to the codes, sequentially loading the steel beam nipple models with corresponding specifications and the space coordinate data of the steel beam nipple models by the construction control end according to the codes, guiding the steel beam nipple models with corresponding specifications to go out of a warehouse of steel beam nipple finished products with corresponding specifications, and guiding the fixing and butt joint of the steel beam nipple finished products with corresponding specifications on a foundation and a steel structure by the space coordinate data of the steel beam nipple models.
Preferably, in step 1), a design drawing of the steel structure is loaded in the BIM model, a foundation model is taken as a basic construction surface based on the design drawing of the steel structure and corresponding profile parameters, and a steel structure skeleton model is constructed in a space coordinate system.
Preferably, file attributes of the steel beam nipple models with different specifications are set to be in a controlled editable state through a configuration module, namely when any steel beam nipple model is loaded into a steel structure skeleton model based on a foundation model from a storage module for remodeling, the steel beam nipple model is firstly loaded into a positioning area of the foundation model, the configuration module is started to set the file attributes of the steel beam nipple model to be readable and writable, the positioning area is used as an initial monitoring position of spatial coordinate data of the steel beam nipple model, a corresponding monitoring unit is started to monitor the position change of the steel beam nipple model in a spatial coordinate system in real time, when the steel beam nipple model moves to the corresponding position in the steel structure skeleton model in the spatial coordinate system, the spatial coordinate data of the steel beam nipple model at the moment is recorded through the monitoring unit, and the configuration module is started again to set the file attributes of the steel beam nipple model to be readable and non-writable;
calibrating the distributed steel beam nipple model and the corresponding space coordinate data, storing the space coordinate data corresponding to the steel beam nipple model and the steel beam nipple model into a storage module after calibrating, and loading a coding module into the storage module to sequentially code according to the calibrated distribution sequence received by the storage module, so that a record table is formed by the coding, and the record table is used for recording the steel beam nipple model and the corresponding space coordinate data.
Preferably, the method for sequentially calling the steel beam pup joint model with the corresponding specification from the storage module to be arranged in the steel structure skeleton model based on the splicing process parameters comprises the following steps:
sequentially obtaining a plurality of splicing process parameters in each process step;
resolving each splicing process parameter again according to the process sequence to obtain the use specification of the steel beam nipple finished product, the layout position of the steel beam nipple finished product in the steel structure and the fixing mode of the steel beam nipple finished product when the steel structure is laid;
the loading module reads the data information of the use specification of the steel beam nipple finished product, and loads the steel beam nipple model with the corresponding specification in the storage module according to the data information of the use specification;
acquiring the code of the steel beam pup joint model, distributing a corresponding monitoring unit by a task scheduling module through the code, and controlling the monitoring unit to monitor the position change of the steel beam pup joint model in a space coordinate system in real time by a scheduling control unit arranged in the task scheduling module when the steel beam pup joint model is moved to a positioning area of a foundation model; in the process, the positioning area is used as an initial monitoring position of the space coordinate data of the steel beam pup joint model;
and reading the position information of the layout position of the steel beam nipple finished product in the steel structure, performing space coordinate conversion in the BIM model according to the position information to obtain the layout position data of the steel beam nipple model in the steel structure skeleton model, reading the fixed data information of the fixing mode of the steel beam nipple finished product when the steel structure is laid, and fixing the corresponding model structure conversion by calling a preset application program corresponding to the fixed data information so as to finish the remodeling of the steel structure skeleton model.
When the steel structure model is obtained by remolding the steel structure framework model, at the moment, a structural collision detection plug-in the BIM model is called according to a corresponding formed record table, corresponding codes are sequentially called according to the record table, each steel beam pup joint model in the steel structure model is guided to carry out collision detection by the codes, when the steel structure model is detected, one or more steel beam pup joint models which are connected with each other are singly cut off by utilizing the cross-section function and the independent selection function of three-dimensional design software in the BIM model, the steel structure model is compared with the theoretical model of deepened design in a fitting way, and the machining and assembling precision is checked, so that the adjustment information needing to be modified is obtained; and carrying out necessary correction, modification and simulation assembly until the precision requirement is met.
The invention utilizes three-dimensional design software in a BIM model to simulate and assemble first actually measured three-dimensional coordinate data of a segmented control point of a steel structure foundation entity in a computer to form a foundation model, and utilizes a design drawing of the steel structure and corresponding profile parameters to construct a steel structure skeleton model on the foundation model, meanwhile, purchased steel beam nipple finished products with different specifications are placed in a set area of the steel structure foundation entity to be measured, second actually measured three-dimensional coordinate data of the steel beam nipple finished products with different specifications are obtained, and the steel beam nipple model with different specifications is constructed in the BIM model based on the foundation model based on the second actually measured three-dimensional coordinate data of the steel beam nipple finished products with different specifications.
Sequentially laying the formed steel beam pup joint models with different specifications on the steel structure skeleton model according to splicing process parameters for reshaping to obtain a steel structure model, and checking, analyzing, processing and splicing accuracy to obtain adjustment information required to be modified by matching each steel beam pup joint model in the steel structure model with a deepened design theoretical model if necessary; and carrying out necessary correction, modification and simulation assembly until the precision requirement is met.
Calibrating the distributed steel beam nipple model and the corresponding space coordinate data, storing the space coordinate data corresponding to the steel beam nipple model and the steel beam nipple model into a storage module after calibrating, and loading a coding module into the storage module to sequentially code according to the calibrated distribution sequence received by the storage module, so that a record table is formed by the coding, and the record table is used for recording the steel beam nipple model and the corresponding space coordinate data.
During concrete construction, sequentially outputting the steel beam nipple models with corresponding specifications and the space coordinate data of each steel beam nipple model to a construction control end according to codes, sequentially loading the steel beam nipple models with corresponding specifications and the space coordinate data of the steel beam nipple models according to codes by the construction control end, guiding the steel beam nipple models with corresponding specifications to go out of a warehouse of steel beam nipple finished products with corresponding specifications, and guiding the fixing and butt joint of the steel beam nipple finished products with corresponding specifications on a foundation and a steel structure according to the space coordinate data of the steel beam nipple models.
Because the foundation model and the corresponding space coordinate system are built through the actual mapping data of the steel structure foundation entity, and the steel beam nipple models and the steel structure models with different specifications are built based on the foundation model, when the space coordinate data of the steel beam nipple models are used for guiding the fixation and the butt joint of the steel beam nipple finished products with the corresponding specifications on the foundation and the steel structure, the space coordinate data can be converted into the actual construction specific entity space coordinate data according to the design proportion of the drawing, and the paying-off height and the paying-off length of each steel beam nipple at the corresponding position can be guided based on the entity space coordinate data; meanwhile, the splicing between the short sections of the guiding steel beam, which correspond to the paying-off height and the paying-off length, is combined.
The technology provided by the invention is convenient for sectional construction, can accurately finish the splicing tasks among different sections during sectional construction, and can be applied to accurate butt joint of ultra-high large-span steel structures.
Example 2:
referring to fig. 3, the invention further provides an ultra-high large span steel structure accurate docking system based on the BIM technology, comprising: the foundation model construction module is used for taking a solid foundation of a steel structure as a reference plane, acquiring first actually measured three-dimensional coordinate data of the solid foundation of the steel structure, and constructing a space coordinate system and a foundation model in the BIM based on the first actually measured three-dimensional coordinate data of the solid foundation of the steel structure;
the steel structure framework model construction module loads a design drawing of a steel structure in the BIM model, takes a foundation model as a basic construction surface based on the design drawing of the steel structure and corresponding profile parameters, constructs a steel structure framework model in a space coordinate system, and acquires a space coordinate data set of the steel structure framework model;
the steel beam nipple model construction module takes steel beam nipple finished products with different specifications as splicing nipple, takes steel structure entity foundations as reference surfaces of the steel beam nipple finished products with different specifications, acquires second actually measured three-dimensional coordinate data of the steel beam nipple finished products with different specifications, and constructs steel beam nipple models with different specifications based on foundation models in BIM models based on the second actually measured three-dimensional coordinate data of the steel beam nipple finished products with different specifications;
the storage module is used for numbering the steel beam pup joint models with different specifications and storing the steel beam pup joint models according to the numbers;
the analysis module is provided with a first analysis unit and a second analysis unit, the first analysis unit is used for calling a steel structure splicing process configuration file, splicing process parameters are acquired based on the steel structure splicing process configuration file analysis, the second analysis unit is used for sequentially acquiring a plurality of splicing process parameters in each process step, and each splicing process parameter is analyzed again according to a process sequence to acquire the use specification of a steel beam nipple finished product, the layout position of the steel beam nipple finished product in a steel structure and the fixing mode of the steel beam nipple finished product when the steel structure is laid;
the loading module is used for reading the data information of the use specification of the steel beam pup joint finished product, and loading the steel beam pup joint model with the corresponding specification in the storage module according to the data information of the use specification;
the task scheduling module is connected with the monitoring module and the loading module, the monitoring module is provided with a plurality of monitoring units, the task scheduling module distributes corresponding monitoring units based on execution of scheduling tasks, and when the steel beam pup joint model is loaded to a positioning area of the foundation model by the loading module, a scheduling control unit arranged in the task scheduling module controls the monitoring units to monitor the position change of the steel beam pup joint model in a space coordinate system in real time; in the process, the positioning area is used as an initial monitoring position of the space coordinate data of the steel beam pup joint model;
a configuration module;
a positioning module; and
a remodelling module;
the task scheduling module controls the loading module to read the position information of the layout position of the steel beam pup joint finished product in the steel structure, and performs space coordinate conversion in the BIM according to the position information to obtain the layout position data of the steel beam pup joint model in the steel structure skeleton model;
the configuration module is used for setting the file attribute of the steel beam pup joint model to be readable and writable based on the control configuration module of the task scheduling module when the steel beam pup joint model is loaded to the positioning area of the foundation model, and writing a feedback instruction into the task scheduling unit based on the initial monitoring position;
the remolding module is used for controlling the positioning module to read layout position data and initial monitoring positions based on the feedback instruction and the task scheduling module, controlling the steel beam pup joint model to automatically move from the positioning area to the corresponding position in the steel structure skeleton model based on the read layout position data and the initial monitoring positions, reading the fixed data information of the fixing mode of the steel beam pup joint finished product when the steel structure is laid, and fixing the corresponding model structure conversion by calling a preset application program corresponding to the fixed data information so as to finish remolding the steel structure skeleton model, thereby obtaining the steel structure model;
when the steel beam pup joint model moves to a corresponding position in the steel structure skeleton model in a space coordinate system, the space coordinate data of the steel beam pup joint model at the moment is recorded through a monitoring unit, and the task scheduling module enables the configuration module again to set the file attribute of the steel beam pup joint model to be readable and unwritable;
the calibration module is used for calibrating the distributed steel beam nipple model and the corresponding space coordinate data, storing the steel beam nipple model and the space coordinate data corresponding to the steel beam nipple model into the storage module after calibration, and loading the coding module into the storage module to sequentially code according to the calibrated distribution sequence received by the storage module so as to form a record table, wherein the record table is used for recording the steel beam nipple model and the corresponding space coordinate data.
Preferably, the construction control terminal is also included; the construction control end sequentially loads the steel beam nipple model with the corresponding specification and the space coordinate data of the steel beam nipple model according to the codes, guides the steel beam nipple model with the corresponding specification to be delivered out of a warehouse of the steel beam nipple finished product with the corresponding specification, and guides the steel beam nipple finished product with the corresponding specification to be fixed and butted on a foundation and a steel structure according to the space coordinate data of the steel beam nipple model.
In the above-mentioned, the invention configures the file attribute of the steel beam nipple model to be readable and writable in the locating area when loading the steel beam nipple model, and when carrying out the simulation splicing specifically, the locating module reads the layout position data and the initial monitoring position, and controls the steel beam nipple model to automatically move from the locating area to the corresponding position in the steel structure skeleton model based on the read layout position data and the initial monitoring position, in the process, the steel beam nipple model can monitor the space coordinate data in the space coordinate system in real time when moving in any space coordinate system, the space coordinate data can be monitored in real time along with the arbitrary movement of the steel beam nipple model, the coordinate information of the steel beam nipple model does not need to be confirmed finally, and when the steel beam nipple model moves to the corresponding position in the steel structure skeleton model in the space coordinate system, the task scheduling module enables the configuration module again to set the file attribute of the steel beam nipple model to be readable and writable, and at the moment, the steel structure skeleton model is fixed and cannot move in the steel structure skeleton model; in the above, by using the positioning area, when any one of the steel beam short section models is loaded to the positioning area, the corresponding initial monitoring positions are basically the same or in the same limited range, and the initial positioning of each steel beam short section model in the space coordinate system does not need to be repeatedly performed.
The invention utilizes three-dimensional design software in a BIM model to simulate and assemble first actually measured three-dimensional coordinate data of a segmented control point of a steel structure foundation entity in a computer to form a foundation model, and utilizes a design drawing of the steel structure and corresponding profile parameters to construct a steel structure skeleton model on the foundation model, meanwhile, purchased steel beam nipple finished products with different specifications are placed in a set area of the steel structure foundation entity to be measured, second actually measured three-dimensional coordinate data of the steel beam nipple finished products with different specifications are obtained, and the steel beam nipple model with different specifications is constructed in the BIM model based on the foundation model based on the second actually measured three-dimensional coordinate data of the steel beam nipple finished products with different specifications.
Sequentially laying the formed steel beam pup joint models with different specifications on the steel structure skeleton model according to splicing process parameters for reshaping to obtain a steel structure model, and checking, analyzing, processing and splicing accuracy to obtain adjustment information required to be modified by matching each steel beam pup joint model in the steel structure model with a deepened design theoretical model if necessary; and carrying out necessary correction, modification and simulation assembly until the precision requirement is met.
Calibrating the distributed steel beam nipple model and the corresponding space coordinate data, storing the space coordinate data corresponding to the steel beam nipple model and the steel beam nipple model into a storage module after calibrating, and loading a coding module into the storage module to sequentially code according to the calibrated distribution sequence received by the storage module, so that a record table is formed by the coding, and the record table is used for recording the steel beam nipple model and the corresponding space coordinate data.
During concrete construction, sequentially outputting the steel beam nipple models with corresponding specifications and the corresponding space coordinate data of each steel beam nipple model to a construction control end according to codes, sequentially loading the steel beam nipple models with corresponding specifications and the space coordinate data of the steel beam nipple models according to codes by the construction control end, guiding the steel beam nipple models with corresponding specifications to be delivered out of a warehouse, and guiding the steel beam nipple products with corresponding specifications to be fixed and butted on a foundation and a steel structure according to the space coordinate data of the steel beam nipple models.
Because the foundation model and the corresponding space coordinate system are built through the actual mapping data of the steel structure foundation entity, and the steel beam nipple models and the steel structure models with different specifications are built based on the foundation model, when the space coordinate data of the steel beam nipple models are used for guiding the fixation and the butt joint of the steel beam nipple finished products with the corresponding specifications on the foundation and the steel structure, the space coordinate data can be converted into the actual construction specific entity space coordinate data according to the design proportion of the drawing, and the paying-off height and the paying-off length of each steel beam nipple at the corresponding position can be guided based on the entity space coordinate data; meanwhile, the splicing between the short sections of the guiding steel beam, which correspond to the paying-off height and the paying-off length, is combined.
The technology provided by the invention is convenient for sectional construction, can accurately finish the splicing tasks among different sections during sectional construction, and can be applied to accurate butt joint of ultra-high large-span steel structures.
It should be noted that, the application program of the present invention is expanded by using an application expansion plug-in of the BIM model, and performs corresponding simulation programming on different forms of the fixing mode when the steel beams are butted, and performs corresponding model structure conversion and fixing by using a preset application program, so as to complete the remodeling of the steel structure skeleton model.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The ultra-high large-span steel structure accurate butt joint method based on BIM technology is characterized by comprising the following steps:
step 1) taking a steel structure entity foundation as a reference surface, acquiring first actually measured three-dimensional coordinate data of the steel structure entity foundation, constructing a space coordinate system and a foundation model in a BIM model based on the first actually measured three-dimensional coordinate data of the steel structure entity foundation, constructing a steel structure skeleton model correspondingly based on the foundation model, and acquiring a space coordinate data set of the steel structure skeleton model;
step 2) taking steel beam nipple finished products with different specifications as splicing nipple, taking steel structure entity foundations as reference surfaces of the steel beam nipple finished products with different specifications, obtaining second actually measured three-dimensional coordinate data of the steel beam nipple finished products with different specifications, and constructing steel beam nipple models with different specifications based on foundation models in BIM models based on the second actually measured three-dimensional coordinate data of the steel beam nipple finished products with different specifications;
step 3) numbering the steel beam pup joint models with different specifications and storing the steel beam pup joint models into a storage module according to the numbers;
step 4) calling a steel structure splicing process configuration file, analyzing and acquiring splicing process parameters based on the steel structure splicing process configuration file, and calling a steel beam pup joint model with corresponding specification from a storage module in sequence based on the splicing process parameters to be laid into a steel structure skeleton model so as to finish the remodeling of the steel structure skeleton model and obtain the steel structure model; calibrating the laid steel beam pup joint model according to the corresponding space coordinate data, and sequentially encoding according to the layout sequence, so as to form a record table by the encoding;
step 5) sequentially outputting the steel beam nipple models with corresponding specifications and the space coordinate data of each steel beam nipple model to a construction control end according to the codes, sequentially loading the steel beam nipple models with corresponding specifications and the space coordinate data of the steel beam nipple models by the construction control end according to the codes, guiding the steel beam nipple models with corresponding specifications to go out of a warehouse, and guiding the steel beam nipple products with corresponding specifications to be fixed and butted on a foundation and a steel structure by the space coordinate data of the steel beam nipple models;
setting file attributes of the steel beam nipple models with different specifications to be in a controlled editable state through a configuration module, namely when any steel beam nipple model is loaded into a steel structure skeleton model based on a foundation model from a storage module for remodeling, firstly loading the steel beam nipple model into a positioning area of the foundation model, starting the configuration module to set the file attributes of the steel beam nipple model to be readable and writable, taking the positioning area as an initial monitoring position of spatial coordinate data of the steel beam nipple model, simultaneously starting a corresponding monitoring unit to monitor the position change of the steel beam nipple model in a spatial coordinate system in real time, and recording the spatial coordinate data of the steel beam nipple model at the moment through the monitoring unit when the steel beam nipple model moves to the corresponding position in the steel structure skeleton model in the spatial coordinate system, and starting the configuration module again to set the file attributes of the steel beam nipple model to be readable and non-writable;
calibrating the distributed steel beam nipple model and the corresponding space coordinate data, storing the space coordinate data corresponding to the steel beam nipple model and the steel beam nipple model into a storage module after calibrating, and loading a coding module into the storage module to sequentially code according to the calibrated distribution sequence received by the storage module, so that a record table is formed by the coding, and the record table is used for recording the steel beam nipple model and the corresponding space coordinate data.
2. The precise docking method of the ultra-high and large-span steel structure based on the BIM technology according to claim 1, wherein in the step 1), a design drawing of the steel structure is loaded in a BIM model, and a steel structure skeleton model is built in a space coordinate system based on the design drawing of the steel structure and corresponding profile parameters by taking a foundation model as a basic building surface.
3. The precise docking method of the ultra-high large-span steel structure based on the BIM technology according to claim 1, wherein the method for sequentially calling the layout of the steel beam pup joint model with the corresponding specification into the steel structure skeleton model based on the splicing process parameters is as follows:
sequentially obtaining a plurality of splicing process parameters in each process step;
resolving each splicing process parameter again according to the process sequence to obtain the use specification of the steel beam nipple finished product, the layout position of the steel beam nipple finished product in the steel structure and the fixing mode of the steel beam nipple finished product when the steel structure is laid;
the loading module reads the data information of the use specification of the steel beam nipple finished product, and loads the steel beam nipple model with the corresponding specification in the storage module according to the data information of the use specification;
acquiring the code of the steel beam pup joint model, distributing a corresponding monitoring unit by a task scheduling module through the code, and controlling the monitoring unit to monitor the position change of the steel beam pup joint model in a space coordinate system in real time by a scheduling control unit arranged in the task scheduling module when the steel beam pup joint model is moved to a positioning area of a foundation model; in the process, the positioning area is used as an initial monitoring position of the space coordinate data of the steel beam pup joint model;
and reading the position information of the layout position of the steel beam nipple finished product in the steel structure, performing space coordinate conversion in the BIM model according to the position information to obtain the layout position data of the steel beam nipple model in the steel structure skeleton model, reading the fixed data information of the fixing mode of the steel beam nipple finished product when the steel structure is laid, and fixing the corresponding model structure conversion by calling a preset application program corresponding to the fixed data information so as to finish the remodeling of the steel structure skeleton model.
4. Accurate butt joint system of super high large-span steel construction based on BIM technique, its characterized in that includes:
the foundation model construction module is used for taking a solid foundation of a steel structure as a reference plane, acquiring first actually measured three-dimensional coordinate data of the solid foundation of the steel structure, and constructing a space coordinate system and a foundation model in the BIM based on the first actually measured three-dimensional coordinate data of the solid foundation of the steel structure;
the steel structure framework model construction module loads a design drawing of a steel structure in the BIM model, takes a foundation model as a basic construction surface based on the design drawing of the steel structure and corresponding profile parameters, constructs a steel structure framework model in a space coordinate system, and acquires a space coordinate data set of the steel structure framework model;
the steel beam nipple model construction module takes steel beam nipple finished products with different specifications as splicing nipple, takes steel structure entity foundations as reference surfaces of the steel beam nipple finished products with different specifications, acquires second actually measured three-dimensional coordinate data of the steel beam nipple finished products with different specifications, and constructs steel beam nipple models with different specifications based on foundation models in BIM models based on the second actually measured three-dimensional coordinate data of the steel beam nipple finished products with different specifications;
the storage module is used for numbering the steel beam pup joint models with different specifications and storing the steel beam pup joint models according to the numbers;
the analysis module is provided with a first analysis unit and a second analysis unit, the first analysis unit is used for calling a steel structure splicing process configuration file, splicing process parameters are acquired based on the steel structure splicing process configuration file analysis, the second analysis unit is used for sequentially acquiring a plurality of splicing process parameters in each process step, and each splicing process parameter is analyzed again according to a process sequence to acquire the use specification of a steel beam nipple finished product, the layout position of the steel beam nipple finished product in a steel structure and the fixing mode of the steel beam nipple finished product when the steel structure is laid;
the loading module is used for reading the data information of the use specification of the steel beam pup joint finished product, and loading the steel beam pup joint model with the corresponding specification in the storage module according to the data information of the use specification;
the task scheduling module is connected with the monitoring module and the loading module, the monitoring module is provided with a plurality of monitoring units, the task scheduling module distributes corresponding monitoring units based on execution of scheduling tasks, and when the steel beam pup joint model is loaded to a positioning area of the foundation model by the loading module, a scheduling control unit arranged in the task scheduling module controls the monitoring units to monitor the position change of the steel beam pup joint model in a space coordinate system in real time; in the process, the positioning area is used as an initial monitoring position of the space coordinate data of the steel beam pup joint model;
a configuration module;
a positioning module; and
a remodelling module;
constructing a control end; the construction control end sequentially loads the steel beam nipple model with the corresponding specification and the space coordinate data of the steel beam nipple model according to the codes, guides the steel beam nipple model with the corresponding specification to be delivered out of a warehouse, and guides the steel beam nipple finished product with the corresponding specification to be fixed and butted on a foundation and a steel structure according to the space coordinate data of the steel beam nipple model;
the task scheduling module controls the loading module to read the position information of the layout position of the steel beam pup joint finished product in the steel structure, and performs space coordinate conversion in the BIM according to the position information to obtain the layout position data of the steel beam pup joint model in the steel structure skeleton model;
the configuration module is used for setting the file attribute of the steel beam pup joint model to be readable and writable based on the control configuration module of the task scheduling module when the steel beam pup joint model is loaded to the positioning area of the foundation model, and writing a feedback instruction into the task scheduling unit based on the initial monitoring position;
the remolding module is used for controlling the positioning module to read layout position data and initial monitoring positions based on the feedback instruction and the task scheduling module, controlling the steel beam pup joint model to automatically move from the positioning area to the corresponding position in the steel structure skeleton model based on the read layout position data and the initial monitoring positions, reading the fixed data information of the fixing mode of the steel beam pup joint finished product when the steel structure is laid, and fixing the corresponding model structure conversion by calling a preset application program corresponding to the fixed data information so as to finish remolding the steel structure skeleton model, thereby obtaining the steel structure model;
when the steel beam pup joint model moves to a corresponding position in the steel structure skeleton model in a space coordinate system, the space coordinate data of the steel beam pup joint model at the moment is recorded through a monitoring unit, and the task scheduling module enables the configuration module again to set the file attribute of the steel beam pup joint model to be readable and unwritable;
the calibration module is used for calibrating the distributed steel beam nipple model and the corresponding space coordinate data, storing the steel beam nipple model and the space coordinate data corresponding to the steel beam nipple model into the storage module after calibration, and loading the coding module into the storage module to sequentially code according to the calibrated distribution sequence received by the storage module so as to form a record table, wherein the record table is used for recording the steel beam nipple model and the corresponding space coordinate data.
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