CN104156544B - Beam column reinforcing bar node based on BIM technology is arranged automatically and method for analog construction - Google Patents
Beam column reinforcing bar node based on BIM technology is arranged automatically and method for analog construction Download PDFInfo
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- CN104156544B CN104156544B CN201410432811.9A CN201410432811A CN104156544B CN 104156544 B CN104156544 B CN 104156544B CN 201410432811 A CN201410432811 A CN 201410432811A CN 104156544 B CN104156544 B CN 104156544B
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Abstract
A kind of beam column reinforcing bar node based on BIM technology of the present invention is arranged automatically and method for analog construction, using following steps：According to CAD beam column construction detail drawings, with preset three-dimensional steel muscle inserting knot module in Revit Structure softwares, forms three-dimensional beam column reinforcing bar and be arranged；Component is carried out the number of working procedure, generates corresponding working procedure flowsheeting by the three-dimensional column beam steel to arranging according to construction site situation independent assortment, fractionation；The three-dimensional beam column reinforcing bar arranged is converted into output into CAD X-Y schemes, according to the CAD X-Y scheme tooling members；It is simulated according to the CAD X-Y schemes and reinforcement construction process flow, instructs site operation at the construction field (site).The method of the present invention shortens the in-depth time of beam column reinforcing bar node, saves engineering cost, reduces workload.
Description
Technical field
The invention belongs to building structure bean column node technical field of construction, and in particular to a kind of beam column based on BIM technology
Reinforcing bar node is arranged automatically and method for analog construction.
Background technology
The two-dimentional drawing in-depth that conventional two dimension beam column reinforcing bar complex node is provided according to designing institute, can not be clearly node
Information data show come, need empirically to carry out space by chief engineer, reinforcing bar section chief with abundant construction experience
The imagination completes in-depth drawing, and working efficiency is low, when especially for large amount of complex reinforcing bar node, the connection of reinforcing bar and reinforced concrete column, beam
It is especially prominent.In implementation process, since space imagination difficulty is big, needing to consume a large amount of manpowers could solve the problems, such as, while one
A little errors can not avoid completely.After general 3-D technology, efficiency is promoted.Especially complex node is more in engineering
When, the period that a node is completed in adjustment is very long, and a people takes around one week time, can just be carried out to a node deep
Change, the long in-depth period will cause significant impact to project progress.
Scene also mostly uses traditional CAD two dimensions drawing, and traditional CAD two dimensions drawing Complicated Steel muscles and joints-vital links in a speech point is difficult to show, section
Figure has differences with plan view in subproblem, and section graph expression is not comprehensive, relies solely on two-dimentional drawing, relies on technology people
Member's experience difficulty of construction is big.
Node is deepened using conventional three-dimensional technology, the BIM softwares for relying primarily on application are Revit Structure and wide
Connection reaches reinforcing bar calculation amount（Sampling）Two software.The advantages of Revit Structure softwares is that collision detection is easy to adjust after modeling,
But need manual calculations to adjust during cloth muscle, less intelligently.And extensively join up to reinforcing bar calculation amount（Sampling）Software can be in CAD
Modeling is identified on the basis of drawing, software can automatically generate cloth muscle scheme and bent anchor form, but once foundation can not for model
Modification, collision situation occur can not adjust.
Currently, there are some three-dimensional reinforcing bar placement tools based on Revit Structure in market, for example, Revit speed wins steel
Muscle arranges plug-in unit.But these tools are all to carry out exemplary configurations for common, standard type structural elements, and emphasis checks reinforcing bar
Between interference and collision problem.At reinforcing bar Column border node structural elements a variety of stirrup steel areas arrangement and interference checking still
Unspecial tool software.
Invention content
It is an object of the invention to solve above-mentioned technical problem and provide a kind of beam column reinforcing bar node based on BIM technology from
Dynamic arrangement and method for analog construction.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of beam column reinforcing bar node based on BIM technology arrangement and method for analog construction automatically, using following steps：
According to CAD beam column construction detail drawings, with preset three-dimensional steel muscle inserting knot mould in Revit Structure softwares
Block forms three-dimensional beam column reinforcing bar and is arranged；Specifically include the following contents：
1）The three-dimensional beam column reinforcing bar consistent with information, the shape of CAD diagram member is created according to CAD diagram member；
2）According to preset anchor calculating rule, control generates the main reinforcement anchorage length of three-dimensional column beam steel；
3）The main reinforcement positioning that three-dimensional column beam steel is judged by man-machine interaction mode, controls hook-type and crotch direction；
4）Tilt concrete rectangular structural column three-dimensional column beam steel arrangement；
5）Height concrete rectangular Vierendeel girder three-dimensional column beam steel is arranged；
6）According to user selection comprising concrete grade, building service life, reinforcing bar environment parameter information, generate
The concrete cover numerical value of main structure body in three-dimensional column beam steel is applied in the establishment calculating of three-dimensional column beam steel；
7）Whether steel should be avoided to the three-dimensional main reinforcement of structural elements at the three-dimensional column beam steel interior joint according to rule
Bone column is handled；
8）In three-dimensional column beam steel, according to reinforcing bar at the collision of construction standards detection reinforcing bar and reinforcing bar, reinforcing bar and node
The collision problem of column, according to collision detection as a result, adjustment, modification bar spacing and position；
Two, the three-dimensional column beam steel that confirmation arranges is freely combined according to construction site situation, split, component is carried out
The number of working procedure generates corresponding working procedure flowsheeting；
Three, it will confirm that the three-dimensional column beam steel arranged converts output as CAD X-Y schemes, structure processed according to the X-Y scheme
Part；
Four, it is simulated according to the X-Y scheme and reinforcement construction process flow, instructs site operation at the construction field (site).
It is avoided at the reinforced concrete column edge of a wing in the three-dimensional main reinforcement, foundation builds specification and specification addition bracket or set
Cylinder.
When the inclination concrete rectangular structural column three-dimensional column beam steel arrangement, reinforcing bar is controlled in the following manner and creates position
Set and create direction：
Four cylinders for finding concrete rectangular structural column, get the side of the direction vector and column center line of four cylinders
To vector, by the direction vector of the direction vector and column center line of four cylinders, control reinforcing bar creates position and creates direction.
When the height concrete rectangular Vierendeel girder three-dimensional column beam steel arrangement, reinforcing bar is controlled in the following manner and creates position
Set and create direction：
Four cylinders for finding the variable section, get the direction of the direction vector and column center line of four cylinders
Vector, by the direction vector of the direction vector and center line of four cylinders, control reinforcing bar creates position and creates direction.
It is described whether to the three-dimensional main reinforcement of structural elements at the three-dimensional column beam steel model interior joint according to rule
Evacuation reinforced concrete column is handled in the following way：
The face set for obtaining the reinforced concrete column geometrical model, is calculated the center line for creating main reinforcement, with the center line and institute
It states face set and carries out intersection processing, obtain each point set that the center line intersects with the reinforced concrete column and sentenced by the information of point
Break and intersection location, judges whether reinforcing bar should avoid reinforced concrete column accordingly.
At the collision for detecting reinforcing bar and reinforcing bar, reinforcing bar and node when the collision problem of reinforced concrete column in the following ways：
The center line and diameter for obtaining reinforcing bar, the method establishment one that entity is stretched through establishment are identical with reinforcing bar shape
Entity object is collided with the entity object and reinforced concrete column at other entity objects or node, to detect reinforcing bar and steel
The collision problem of reinforced concrete column at the collision of muscle, reinforcing bar and node.
At according to the collision of construction standards detection reinforcing bar and reinforcing bar, reinforcing bar and node when the collision problem of reinforced concrete column, lead to
It crosses and the conflict object of selection is subjected to matching amplification and is carried out bright aobvious.
Complicated beam column reinforcing bar node can be carried out automatic arrangement of reinforcement, be completed by the method for the present invention by above technical scheme
Manual amendment is carried out in 3-D view afterwards, is showed by threedimensional model form, section from any direction and is arbitrarily carried out
Interception, export two-dintension CAD drawing, the bore position of reinforced concrete column be accurately positioned, construction simulation verification is carried out to reinforcement installation
Whether Practical Project operating environment meets mounting condition, is configured automatically to the type form of stirrup, fully meets engineering and want
It asks, with this BIM technology, the node in-depth time is greatly shortened, engineering cost has been saved, has reduced workload.
Description of the drawings
Fig. 1 show the flow of beam column reinforcing bar node provided in an embodiment of the present invention automatic arrangement and method for analog construction
Figure；
Fig. 2 show the system architecture diagram that three-dimensional beam column reinforcing bar node arranges module automatically；
The software interface schematic diagram that Fig. 3 ~ 4 beam column reinforcing bar node provided by the invention is arranged automatically；
Fig. 5 show the flow diagram for creating three-dimensional beam column main rib;
Fig. 6 show the flow diagram for creating three-dimensional beam-column hooping;
Fig. 7 show the flow diagram for creating three-dimensional beam column reinforcing bar;
Fig. 8 show the flow diagram of collision collision detection.
Specific implementation mode
In the following, the substantive distinguishing features and advantage of the present invention are further described in conjunction with example, but the present invention not office
It is limited to listed embodiment.
It please refers to Fig.1 shown in ~ 3, a kind of beam column reinforcing bar node based on BIM technology arrangement and method for analog construction automatically,
Using following steps：
One, according to CAD beam column construction detail drawings, with preset three-dimensional steel muscles and joints-vital links in a speech point cloth in Revit Structure softwares
Module is set, three-dimensional beam column reinforcing bar is formed and is arranged；Specifically include the following contents；
1）In Revit Structure softwares, created according to CAD diagram member consistent with information, the shape of CAD diagram member
Three-dimensional beam column reinforcing bar and arrange；
When specific implementation, pass through preset three-dimensional steel muscle inserting knot module (software in Revit Structure softwares
Plug-in card program) the CAD diagram metamessage imported is read, whether the CAD diagram metamessage that automatic decision obtains is met current need by program
It asks, if met, CAD diagram metamessage is converted into the identifiable graphics shape of program, inputted in user and create the one of reinforcing bar
A little call parameters, such as anchoring, reinforcing bar model, the layout type of the shape reinforcing bar, Revit Structure softwares can be automatic
It creates the three-dimensional reinforcing bar object consistent with the CAD diagram metamessage and arranges；
When specific implementation, mainly by picking up section CAD reinforcing bar detail drawings, steel bar arrangement is realized, not similar shape in CAD detail drawings
The reinforcing bar of shape and placement rule need to pick up respectively：Pick up Revit in CAD model line, create structural beams, the main reinforcement in column and
Stirrup inputs reinforcement parameter according to the shape of stirrup model line, automatically creates and generates similar three-dimensional stirrup；According to main reinforcement mould
The center of circle of molded line positions, and inputs reinforcement parameter, automatically creates single or multiple three-dimensional main reinforcements, to accelerate steel bar arrangement effect
Rate；
It should be noted that in the embodiment of the present invention, the three-dimensional beam column rebar model includes three-dimensional beam steel, three-dimensional column
Reinforcing bar, beam steel are divided into as orthogonal beam steel and cant beam reinforcing bar.The three-dimensional column reinforcing bar includes column main reinforcement and column tie-bar, and described three
It includes beam main tendon and beam stirrup to tie up beam steel.When carrying out three-dimensional column reinforcing bar establishment, column main reinforcement can be first created, is then created again
Column tie-bar ultimately produces three-dimensional column reinforcing bar, meanwhile, when carrying out three-dimensional beam steel establishment, beam main tendon can be first created, then
Beam stirrup is created again, ultimately produces three-dimensional beam steel, ultimately forms three-dimensional beam column reinforcing bar, and Fig. 3 shows the three-dimensional steel of establishment
For muscle at the signal of software interface and the setting interface of software, Fig. 4 is shown arranges interface schematic diagram in steel bar arrangement, is used for
Master parameter, stirrup parameter etc. are set, and specific visioning procedure is shown in shown in Fig. 2 ~ 7：
It is shown in Figure 5, when creating main reinforcement, the CAD diagram member set imported is selected first, directly runs three-dimensional steel muscles and joints-vital links in a speech
The main reinforcement of point arrangement module creates order, and whether module detects CAD diagram member automatically legal, legal, extracts CAD diagram metamessage, and
Further judge whether the reinforcing bar main body of selection is legal, it is legal, reconnaissance mode is selected, main reinforcement parameter is set, you can is directly created
Main reinforcement, if it is determined that it is illegal, then terminate；
It is shown in Figure 6, it when creating column beam stirrup, first clicks and creates column, beam stirrup order, selection needs to arrange reinforcing bar
Main structure body, select corresponding CAD stirrups figure layer, the drawing order of CAD stirrup figure layers selected by module automatic decision, and bright aobvious
Whether first and last root straightway, meet stirrup drawing order by man-machine interaction mode artificial judgment, meet then into
Enter stirrup parameter interface input relevant parameter, module generates three-dimensional stirrup according to parameter and wanted manually by program if do not met
Then the sequential pick-up CAD line segments asked carry out inputting relevant parameter into stirrup parameter interface, three-dimensional is generated according to parameter by module
Stirrup；
It is shown in Figure 7, when creating column beam steel, directly run the establishment of preset three-dimensional steel muscle inserting knot module
Column or beam steel order input relevant parameter, select reinforcing bar main body（Column or beam）, and detect main body（Column or beam）Correctness,
It is correct then directly automatically according to the parameter of input create reinforcing bar, otherwise terminate, return last layer continue；
2）According to the anchor calculating rule being preset in the Revit Structure softwares, control generates three-dimensional beam column
The main reinforcement anchorage length of reinforcing bar；
It is arranged by agent structure attribute, realizes automatic anchorage length arrangement, specific implementation is, according to the rule of industry
Model requirement, the calculating parameter of anchoring is tied in program, after user has selected different parameters, executes calculation formula, can be with
Get the anchorage length of main reinforcement, wherein system adjusts in such a way that upper and lower anchoring separately designs so as to efficient, flexible
The length anchored up and down；
In the plug-in interface of software, as shown in figure 3, comprising " agent structure attribute " this option, according to true construction
Situation inputs the parameters such as corresponding concrete grade, service life, reinforcing bar environment and anchoring correction factor, reinforcing bar may be implemented
Protective layer calculates and the automatic anchorage length of structural column main reinforcement is arranged；
3）The main reinforcement positioning that three-dimensional beam column reinforcing bar is judged by man-machine interaction mode, controls hook-type and crotch direction；
It is not fixed due to placing placement of the main object of reinforcing bar in model environment, in order to which program can be accurate
Identification information, need the position relationship for determining the main surface of main reinforcement by client, be arranged by reinforcement parameter, closed by position
System can correctly be created that the direction of main reinforcement crotch, can carry out crotch direction to the main reinforcement of different sides in structural beams, column
With the setting of crotch-shaped, to meet the needs of really constructing；
4）Tilt concrete rectangular structural column three-dimensional column beam steel arrangement；
In the present invention, when the inclination concrete rectangular structural column three-dimensional column beam steel is arranged, control in the following manner
Reinforcing bar creates position and creates direction：
Four cylinders for finding concrete rectangular structural column, get the side of the direction vector and column center line of four cylinders
To vector, since column centerline direction vector determines that the establishment direction of the center line and stirrup of main reinforcement, the direction vector in face are then
The tiling normal vector of reinforcing bar therefore, can by the direction vector of the direction vector and column center line of four cylinders when creating main reinforcement
Position and establishment direction are created to control reinforcing bar well；
5）Height concrete rectangular Vierendeel girder three-dimensional column beam steel is arranged；
In the present invention, when the height concrete rectangular Vierendeel girder three-dimensional column beam steel is arranged, control in the following manner
Reinforcing bar creates position and creates direction：
Four cylinders for finding the variable section, get the direction of the direction vector and column center line of four cylinders
Vector, since column centerline direction vector determines the establishment direction of the center line and stirrup of main reinforcement, the direction vector in face is then wound
The tiling normal vector of reinforcing bar when building main reinforcement therefore, can be very by the direction vector of the direction vector and center line of four cylinders
Reinforcing bar is controlled well to create position and create direction；
6）According to user selection comprising concrete grade, building service life, reinforcing bar environment parameter information, generate
The concrete cover numerical value of main structure body in three-dimensional column beam steel, and be applied in the establishment calculating of three-dimensional column beam steel；
The parameters such as the concrete grade, service life, reinforcing bar environment are previously written in program, when user has selected difference
Parameter Conditions when, program can automatic decision these parameters all meet under conditions of protective layer thickness, and by protective layer
Thickness value, which is applied, to be created in calculating, realizes reinforcing bar positioning；
7）According to the rule of reinforcement construction, at the three-dimensional beam column reinforcing bar interior joint, the three-dimensional main reinforcement of structural elements is
The no reinforced concrete column that should avoid is handled；
Further, it in the present invention, for stiffness structure, is avoided at the reinforced concrete column edge of a wing in the three-dimensional main reinforcement, according to
According to building specification and specification addition bracket or sleeve.
8）In three-dimensional beam column reinforcing bar, according to reinforcing bar at the collision of construction standards detection reinforcing bar and reinforcing bar, reinforcing bar and node
The collision problem of column, according to collision detection as a result, adjustment, modification bar spacing and position；Include structural beams, column reinforcing bar
Between, the interference inspection between reinforcing bar and reinforcing bar；
In Revit, by picking up multiple objects in node（Reinforcing bar main body-concrete frame beam, column and reinforced concrete column
Deng）, determine detection object（Reinforcing bar, reinforcing bar etc. in main body）, then program detects interference position automatically, and will be disturbed structure
Part in the environment of Revit, by it is bright it is aobvious in a manner of show, and can realize extract interference member title, type, ID compile
Number etc. information, data are exported and are stored in a manner of text file by certain format, the above-mentioned arrangement module cloth is passed through
The reinforcing bar set is reported according to interference, manually single reinforcing bar may be implemented and independently adjust；
Specific collision detection flow, shown in Figure 8, selection first needs the object detected, to the object of selection
Set is detected, and after detection confirms that there is no problem, is clicked the collision detection order in runs software, is carried out collision inspection automatically
It surveys, and pops up dialog box, detection finishes click and exits closing-end, and can click export report, is stored in be locally stored and sets
In standby, the export of conflict collision report is completed.
Two, the three-dimensional beam column rebar model of confirmation is applied component according to construction site situation independent assortment, fractionation
The number of work process generates corresponding working procedure flowsheeting；
Three, the three-dimensional beam column rebar model that will confirm that converts output into CAD X-Y schemes, according to the X-Y scheme tooling member；
Four, it is simulated according to the X-Y scheme and reinforcement construction process flow, instructs site operation at the construction field (site).
It should be noted that the arrangement of three-dimensional steel muscle inserting knot module of the present invention have it is elongated and elongated two kinds non-：
In the case of elongated, column reinforcing bar both sides main reinforcement is converged to structural column center；It is non-it is elongated in the case of, main reinforcement to structural column main body protect
Layer stops anchoring, and the unnecessary collision problem of reinforcing bar node is reduced with this.
It should be noted that when the steel bar arrangement of typical members, such as the concrete frame beam of standard steel area, column structure
Part selects the structural beams, column in arranging module interfaces, and module pops up parameter of regularity window, in tool, can predefine more
Typical section in kind reinforcing bar specification and reinforcing bar distribution, cipher mode, user is in use, can directly invoke, then input
Reinforcing bar relevant parameter realizes structural beams, the function of steel bar arrangement in column.
In the present invention, it is described according to rule to the three-dimensional main reinforcement of structural elements at the three-dimensional beam column rebar model interior joint
Reinforced concrete column whether should be avoided to be handled in the following way：
The face set for obtaining the reinforced concrete column geometrical model, is calculated the center line for creating main reinforcement, with the center line and institute
It states face set and carries out intersection processing, obtain each point set that the center line intersects with the reinforced concrete column and sentenced by the information of point
Break and intersection location, judges whether reinforcing bar should avoid reinforced concrete column accordingly.
In the present invention, used when the collision problem of reinforced concrete column at the collision for detecting reinforcing bar and reinforcing bar, reinforcing bar and node
Following manner：
The center line and diameter for obtaining reinforcing bar, the method establishment one that entity is stretched through establishment are identical with reinforcing bar shape
Entity object is collided with the entity object and reinforced concrete column at other entity objects or node, to detect reinforcing bar and steel
The collision problem of reinforced concrete column at the collision of muscle, reinforcing bar and node, if collision, the information after being collided, and by information preservation
It is reported to being generated in data list.
Further, in the present invention, the reinforcing bar at according to the collision of construction standards detection reinforcing bar and reinforcing bar, reinforcing bar and node
When the collision problem of column, by the way that the conflict object of selection is carried out matching amplification and is carried out bright aobvious.In this way, facilitate into edlin,
Modification is handled.
When specific implementation, it can be matched in Revit after the selected object of collision detection interface and amplify and carry out bright aobvious, volume
Volume, that is, a conflict combination is chosen, corresponding object is found by object ID number, the automatic zoom function by Revit and choosing
Bright display function is selected, the object composition of collision can be zoomed to optimal visibility window and bright aobvious.
Further, in the present invention, in three-dimensional beam column rebar model generating process, it can verify whether X-Y scheme accords with automatically
Related specifications are closed, and are prompted by popping up the modes such as dialog box unqualified.
The present invention can be realized by software programming, inputted relevant parameter in software by user, automatically generated
Three-dimensional body model, and the evacuation reinforced concrete column edge of a wing automatically, automatic interference and collision inspection generate collision report according to technical regulation,
And the bean column node of generation is adjusted in 3-D view by the way of human-computer interaction, it ultimately forms and meets code requirement
Three-dimensional body model, while can realize the flowsheeting of working procedure, be carried out after component adds according to the CAD X-Y schemes of output,
Further according to CAD X-Y schemes, the flowsheeting of working procedure instructs site operation at the construction field (site), substantially increases work production effect
Rate.
The method of the present invention may be implemented threedimensional model form and show, and from any direction and arbitrary carry out cutting for section
It takes, the bore position of reinforced concrete column can be accurately positioned, whether full Practical Project operating environment can be verified by construction simulation
Sufficient mounting condition is configured the type form of stirrup automatically, fully meets engine request, while using this BIM technology, will
Node deepens time shortening, saves engineering cost, reduces workload.
Claims (5)
1. a kind of beam column reinforcing bar node based on BIM technology is arranged automatically and method for analog construction, which is characterized in that using following
Step：
One, according to CAD beam column construction detail drawings, with preset three-dimensional steel muscle inserting knot mould in Revit Structure softwares
Block forms three-dimensional beam column reinforcing bar and is arranged；Specifically include the following contents：
1）The three-dimensional beam column reinforcing bar consistent with information, the shape of CAD diagram member is created according to CAD diagram member；
Three-dimensional column reinforcing bar includes column main reinforcement and column tie-bar, and three-dimensional beam steel includes beam main tendon and beam stirrup；Carrying out three-dimensional column steel
When muscle creates, column main reinforcement is first created, column tie-bar is then created again, ultimately produces three-dimensional column reinforcing bar；Carrying out three-dimensional beam steel wound
When building, beam main tendon is first created, then creates beam stirrup again, ultimately produce three-dimensional beam steel, ultimately forms three-dimensional beam column reinforcing bar；
When creating column beam main tendon, the CAD diagram member set imported is selected first, directly runs three-dimensional steel muscle inserting knot module
Main reinforcement creates order, and whether module detects CAD diagram member automatically legal, legal, extracts CAD diagram metamessage, and further judge choosing
Whether the reinforcing bar main body selected is legal, legal, selects reconnaissance mode, main reinforcement parameter is arranged, you can main reinforcement is directly created, if sentenced
It is disconnected illegal, then terminate；
It when creating column beam stirrup, first clicks and creates column, beam stirrup order, selection needs to arrange the main structure body of reinforcing bar, selection
Corresponding CAD stirrup figure layers, the drawing order of CAD stirrup figure layers selected by module automatic decision, and bright aobvious first and last
Whether root straightway meets stirrup drawing order by man-machine interaction mode artificial judgment, meets and then enters stirrup parameter interface
Relevant parameter is inputted, module generates three-dimensional stirrup according to parameter, if do not met, manually by the sequential pick-up of program requirement
Then CAD line segments carry out inputting relevant parameter into stirrup parameter interface, three-dimensional stirrup is generated according to parameter by module；
When creating column beam steel, establishment column or the beam steel order of preset three-dimensional steel muscle inserting knot module are directly run,
Relevant parameter is inputted, column or beam steel are selected, and detect column or beam correctness, correctly then directly automatically according to the parameter of input
Reinforcing bar is created, is otherwise terminated, last layer is returned and continues；
When the steel bar arrangement of typical members, concrete frame beam, the column component of standard steel area, in arranging module interfaces,
Concrete frame beam, the column of selection criteria steel area, module pops up parameter of regularity window, in tool, can predefine a variety of
Typical section in reinforcing bar specification and reinforcing bar distribution, cipher mode；User is in use, can directly invoke, then input some steel
Muscle relevant parameter realizes structural beams, the function of steel bar arrangement in column；
2）According to preset anchor calculating rule, control generates the main reinforcement anchorage length of three-dimensional column beam steel；
According to the code requirement of industry, the calculating parameter of anchoring is tied in program, after user has selected different parameters, is held
Row calculation formula obtains the anchorage length of main reinforcement, wherein system is in such a way that upper and lower anchoring separately designs；
3）The main reinforcement positioning that three-dimensional column beam steel is judged by man-machine interaction mode, controls hook-type and crotch direction；
4）Tilt concrete rectangular structural column three-dimensional column beam steel arrangement；
5）Height concrete rectangular Vierendeel girder three-dimensional column beam steel is arranged；
6）According to user selection comprising concrete grade, building service life, reinforcing bar environment parameter information, generate three-dimensional
The concrete cover numerical value of main structure body in column beam steel is applied in the establishment calculating of three-dimensional column beam steel；
7）Whether reinforced concrete column should be avoided to the three-dimensional main reinforcement of structural elements at the three-dimensional column beam steel interior joint according to rule
It is handled；Specifically, the face set for obtaining the reinforced concrete column geometrical model, is calculated the center line for creating main reinforcement, in this
Heart line carries out intersection processing with face set, obtains each point set that the center line intersects with the reinforced concrete column, passes through a little
Information, judge intersection location, judge whether reinforcing bar should avoid reinforced concrete column accordingly；
8）In three-dimensional column beam steel, according to reinforced concrete column at the collision of construction standards detection reinforcing bar and reinforcing bar, reinforcing bar and node
Collision problem, according to collision detection as a result, adjustment, modification bar spacing and position；
Wherein, it is the step of the collision problem of reinforced concrete column at the collision of detection reinforcing bar and reinforcing bar, reinforcing bar and node：Obtain reinforcing bar
Center line and diameter create an entity object identical with reinforcing bar shape, with the reality by the method that establishment stretches entity
Body object is collided with reinforced concrete column at other entity objects or node, to detect collision, reinforcing bar and the section of reinforcing bar and reinforcing bar
The collision problem of reinforced concrete column at point；According to collision detection as a result, manually single reinforcing bar can independently adjust；
Two, to the three-dimensional column beam steel of confirmation according to construction site situation independent assortment, fractionation, component is subjected to working procedure
Number, generates corresponding working procedure flowsheeting；
Three, the three-dimensional column beam steel that will confirm that converts output into CAD X-Y schemes, according to the X-Y scheme tooling member；
Four, it is simulated according to the X-Y scheme and reinforcement construction process flow, instructs site operation at the construction field (site).
2. according to the method described in claim 1, it is characterized in that, avoided at the reinforced concrete column edge of a wing in the three-dimensional main reinforcement,
Foundation builds specification and specification addition bracket or sleeve.
3. the method as described in claim 1, which is characterized in that the inclination concrete rectangular structural column three-dimensional column beam steel cloth
When setting, reinforcing bar is controlled in the following manner and creates position and creates direction：
Four cylinders for finding concrete rectangular structural column, get four cylinders direction vector and column center line direction to
Amount, by the direction vector of the direction vector and column center line of four cylinders, control reinforcing bar creates position and creates direction.
4. the method as described in claim 1, which is characterized in that the height concrete rectangular Vierendeel girder three-dimensional column beam steel cloth
When setting, reinforcing bar is controlled in the following manner and creates position and creates direction：
Four cylinders for finding the variable section, get four cylinders direction vector and column center line direction to
Amount, by the direction vector of the direction vector and center line of four cylinders, control reinforcing bar creates position and creates direction.
5. such as claim 1 ~ 4 any one of them method, which is characterized in that according to construction standards detection reinforcing bar and reinforcing bar
At collision, reinforcing bar and node when the collision problem of reinforced concrete column, by the way that the conflict object of selection is carried out matching amplification and is carried out bright
It is aobvious.
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| CN201410432811.9A CN104156544B (en) | 2014-08-29 | 2014-08-29 | Beam column reinforcing bar node based on BIM technology is arranged automatically and method for analog construction |
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| CN201410432811.9A CN104156544B (en) | 2014-08-29 | 2014-08-29 | Beam column reinforcing bar node based on BIM technology is arranged automatically and method for analog construction |
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| CN105718616B (en) * | 2014-12-05 | 2018-08-21 | 沈阳工业大学 | A kind of reinforcement detailing making calculation quantity management method based on BIM |
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