CN114722445A - Rivers and Dynamo-based dangerous engineering identification method - Google Patents
Rivers and Dynamo-based dangerous engineering identification method Download PDFInfo
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Abstract
The invention discloses a dangerous and big project identification method based on Revit and Dynamo, which relates to the technical field of BIM.A Dynamo program is utilized to read all primitives at a designated elevation, and all primitives in a Revit model are recolorized, beam primitives in designated elevation primitives are screened, the coloring treatment is carried out and marked as a long-span beam template construction project, beam primitives in the designated elevation primitives are screened, the coloring treatment is marked as a formwork re-supporting beam template construction project, floor primitives in the designated elevation primitives are screened, the coloring treatment is marked as a formwork re-supporting floor template construction project, floor primitives in the designated elevation primitives are screened, and the coloring treatment is marked as a formwork re-supporting floor template construction project; the invention can avoid the conditions of erroneous judgment and missed judgment caused by manual identification.
Description
Technical Field
The invention relates to the technical field of BIM, in particular to a method for identifying dangerous large projects based on Revit and Dynamo.
Background
At present, the domestic BIM technology is rapidly developed, and BIM related software is numerous, wherein Revit software is the BIM related software which is most used at present. A visualization program is compiled on a secondary development platform Dynamo based on Revit, intelligent and automatic judgment on parameters of building components such as beams and columns is realized in Revit, whether different components are projects with larger dangerousness exceeding a certain scale or not is judged by comparing BIM model parameters with relevant standard specifications, and marking is carried out.
Disclosure of Invention
The invention mainly aims to provide a method for identifying dangerous engineering based on Revit and Dynamo.
In order to achieve the purpose, the invention adopts the technical scheme that:
a method for identifying dangerous engineering based on Revit and Dynamo comprises the following steps of S1: opening a corresponding BIM model through Revit software, reading all primitives at a designated height by utilizing Dynamo programming, wherein all the primitives comprise beam primitives, column primitives and floor primitives, and recoloring all the primitives in the Revit model;
s2: screening the beam primitives in the designated high primitives in S1, identifying the beam primitives with the span of more than or equal to 18 meters, and performing coloring treatment and marking as a large-span beam template construction project;
s3: screening beam primitives in the designated high primitives in S1, identifying beam primitives with construction concentration line loads greater than or equal to 20KN/m, and performing coloring treatment to mark the beam primitives as a re-support template construction project;
s4: screening floor primitives in the designated high primitives in S1, identifying and erecting floor primitives with the height of more than or equal to 8 meters, and marking the floor primitives as high formwork floor template construction projects by coloring treatment;
s5: screening floor primitives in the designated high primitives in S1, identifying floor primitives with construction total load more than or equal to 15KN/m2, and marking the floor primitives as a formwork slab template for re-supporting construction engineering by coloring treatment;
s6: and identifying the beam template engineering which is a large-span and heavy formwork and carrying out coloring marking, and identifying the floor slab template engineering which is a high formwork and a heavy formwork and carrying out coloring marking.
The invention further improves the following steps: the S1 case is specifically that the BIM model is a structural model meeting design requirements of a construction drawing and actual construction conditions on site, All primitives of the model are read by using All Elements In Active View nodes, wherein All the primitives include beam primitives, column primitives and floor primitives, All the primitives are read from Revit to Dynamo, All the primitives are recoloring by using element.
The further improvement of the invention is that under the condition of S2, a WH _ Filter.ByCategory node is used for screening corresponding beam primitives from all the primitives at the specified elevation acquired in S1, and a geometry.IntersetAll and an element.Getlocation node are used for screening the beam primitives of which the starting point and the end point are intersected with the vertical component; reading the shearing length parameter of the edge between the screened beam primitive and the coaxial adjacent vertical component by using a geometry node, wherein the shearing length is the erection length of the beam template, judging the read beam primitive shearing length by using a Code Block node and a List node, and performing coloring marking processing on the beam primitive with the shearing length larger than or equal to 18 meters by using a color node.
The further improvement of the invention is that in the case of S3, the WH _ filter. bycategory node is used to screen corresponding beam primitives from all primitives at the specified elevation obtained in S1, the element. getparametervaluebyname node is used to read the beam width parameter b and the beam height parameter h of the screened beam primitives, and the Code Block node is used to substitute the read beam width parameter b and the beam height parameter h into the formula 1.3 × b × h × 25+1.5 × (b + b)1）×Q1，Q1The standard value of the load generated by constructors and construction equipment can be calculated according to actual conditions and should not be less than 2.5 kN/m2 ，b1Supporting vertical rod point distance for floor slabs at two sides of beamDistance from the edge of the beam in meters, Q1、b1The value of (a) is input by using a Number node; and screening out beam primitives with the calculation results of more than or equal to 20KN/m by utilizing a List.Filter ByBoolMask node, and carrying out coloring marking treatment on the screened beams by utilizing a color.ByARGB node.
The invention has the further improvement that the S4 condition is specifically that All primitives in the BIM model read in the S1 are converted into geometric figures which can be edited in Dynamo by using element.
The invention has the further improvement that the S5 condition is that All primitives of All Elements of All types of nodes of Category at the designated elevation obtained in S1 are utilized to screen corresponding floor primitives, the element node GetParameterValueByName node is utilized to read the floor thickness parameter 'thickness' of the screened floor primitives, and the Code Block node is utilized to substitute the read floor thickness parameter into the formula 1.3 x h x 25+1.5 x Q1H is the thickness of the floor, Q1The standard value of the load generated by constructors and construction equipment can be calculated according to actual conditions and should not be less than 2.5 kN/m2；Q1The value of (a) is input by using a Number node; screening out a calculation result which is greater than or equal to 15KN/m by utilizing List2And (4) carrying out coloring marking treatment on the screened floor primitive by utilizing a color.
The invention further improves the method that after the coloring and marking processing of the steps S2, S3, S4 and S5 is completed, the identification work of the template critical engineering is completed.
Or the invention is further improved in that: s6 specifically includes checking the screened beam primitives and floor primitives in S2, S3, S4, and S5, screening beam primitives that belong to both the long-span beam template and the heavy-supported beam template in S2 and S3 using list. Similarly, the List. SetInterection nodes are used for screening floor primitives belonging to the heavy formwork floor template and the high formwork floor template at the same time in S4 and S5, and element. overlarge ColorInView nodes are used for re-coloring the screened floor primitives, so that the identification work of the template critical engineering is completed.
Compared with the prior art, the method has the advantages that the relevant parameters of the beam primitive, the column primitive and the floor primitive in the BIM are extracted, the extracted parameters are calculated according to the relevant standards, the dangerous and large projects exceeding a certain scale are automatically identified according to the calculation result, the occurrence of misjudgment and missed judgment caused by manual marking is avoided, and the safety guarantee of building construction is improved.
Drawings
Fig. 1 is a schematic structural diagram of a method for identifying dangerous and large projects based on Revit and Dynamo.
Fig. 2 is a schematic diagram of a BIM model after recoloring treatment in the method for identifying dangerous and large projects based on Revit and Dynamo.
Fig. 3 is a schematic diagram of a large-span beam template primitive of a coloring mark in the method for identifying the critical engineering based on Revit and Dynamo.
Fig. 4 is a schematic diagram of a coloring-labeled formwork re-beam template primitive in the dangerous and large engineering identification method based on Revit and Dynamo.
Fig. 5 is a schematic diagram of a coloring-marked high-formwork floor template primitive in the hazardous and large engineering identification method based on Revit and Dynamo.
Fig. 6 is a schematic diagram of a coloring-marked formwork slab template primitive in the dangerous and large engineering identification method based on Revit and Dynamo.
Fig. 7 is a schematic diagram of a BIM model after coloring and marking are completed in the method for identifying dangerous and large projects based on Revit and Dynamo.
Detailed Description
Example 1:
referring to fig. 1, the working principle and process of the present invention are as follows:
opening a corresponding BIM model through Revit software, reading all primitives at the appointed height by utilizing Dynamo programming, the method comprises the steps of screening a beam primitive in a designated high primitive in S1, identifying the beam primitive with the span of more than or equal to 18 meters, performing coloring processing and marking as a large-span beam template construction project, screening the beam primitive in the designated high primitive in S1, identifying a beam primitive with the construction concentration line load of more than or equal to 20KN/m, performing coloring processing and marking as a heavy-formwork beam template construction project, screening the floor primitive in the designated high primitive in S1, identifying a floor primitive with the height of more than or equal to 8 meters, performing coloring processing and marking as a high-formwork floor template construction project, screening the floor primitive in the designated high primitive in S1, and identifying the total construction load of more than or equal to 15 KN/m.2The floor primitive and the coloring processing mark are used for construction engineering of the formwork slab with the heavy support formwork, the beam formwork engineering which is not only the large span but also the heavy support formwork is identified and the coloring mark is carried out, and the floor formwork engineering which is not only the high support formwork but also the heavy support formwork is identified and the coloring mark is carried out.
Example 1
The specific embodiment is discussed by taking the elevation L5 as an example and combining the drawing, wherein the elevation refers to a floor, and the elevation refers to a 5 th floor by L5; wherein all the primitives referred to in example 1 include beam, column and floor primitives.
Referring to fig. 2, based on the above working principle, the specific operation steps are as follows: step S1, opening a corresponding BIM model through Revit software, reading all primitives at the designated elevation L5 by utilizing Dynamo programming, and performing re-coloring treatment on all the primitives in the Revit model; reading All primitives from Revit into Dynamo, performing re-coloring processing on All the primitives by element.OverriadeColorInView nodes, resetting All the primitives to (192,192,192) gray by color.ByARGB nodes, and screening out All the primitives with high designated scale by All Elements at Level + nodes in the re-colored primitives; the BIM model is a structural model which meets the design requirements of a construction drawing and the actual construction working conditions on site.
Referring to fig. 3, screening all the beam primitives at elevation L5, identifying the beam primitives with span greater than or equal to 18 m, marking the beam primitives as long-span beam template construction projects according to the relevant regulations of "safety management method for partial project with great risk", and performing coloring treatment; the specific operation steps are as follows: s2, screening corresponding beam primitives from all primitives at the designated elevation acquired in S1 by using WH _ Filter.ByCategory nodes, and screening beam primitives with starting points and end points intersected with the vertical members by using geometry.IntersectAll and element.GetLocation nodes; reading the shearing length parameter of the edge between the screened beam primitive and the coaxial adjacent vertical component by using a geometry node, wherein the shearing length is the erection length of the beam template, judging the read beam primitive shearing length by using a Code Block node and a List node, and performing coloring marking processing on the beam primitive with the shearing length larger than or equal to 18 meters by using a color node.
Referring to fig. 4, screening all beam primitives on an elevation L5, identifying beam primitives with a concentrated line load of 20KN/m or more, judging that a project with a large risk exceeds a certain scale when a span of a template is set up to be more than 18 meters according to a "safety management method for partial project with a large risk", judging that a project with a large risk exceeds a certain scale when a template concentrated line load is 20KN/m or more according to relevant regulations of building structure load regulations "(GB 50009-2012), marking the project with a large risk exceeding a certain scale as a construction project for a formwork with a heavy branch according to the relevant regulations, performing coloring treatment, and distinguishing colors when coloring; the specific operation steps are as follows: the S3 case is specifically that the WH _ filter. bycategory node is used to screen a corresponding beam primitive from all primitives at the specified elevation obtained in S1, and the element. getparametervaluebyname node is used to read the screened out beam primitiveAnd substituting the read beam width parameter b and the beam height parameter h of the beam primitive into a formula of 1.3 multiplied by b multiplied by h multiplied by 25+1.5 multiplied by (b + b) by using a Code Block node1）×Q1，Q1The standard value of the load generated by constructors and construction equipment can be calculated according to actual conditions and should not be less than 2.5 kN/m2 ，b1For the distance between the supporting vertical rod points of the floor slabs at the two sides of the beam and the edge of the beam, taking meters as units, Q1、b1The value of (a) is input by using a Number node; and screening out beam primitives with the calculation results of more than or equal to 20KN/m by utilizing a List.Filter ByBoolMask node, and carrying out coloring marking treatment on the screened beams by utilizing a color.ByARGB node.
Referring to fig. 5, screening all floor primitives at an elevation L5, identifying the floor primitives with a height greater than or equal to 8 m, marking the floor primitives as a high-formwork floor template construction project according to the relevant regulations of "safety management method of partial project with high risk", and performing coloring treatment, wherein color distinction is paid attention to during coloring; in the specific operation step S4, All structural primitives read in the BIM model in S1 are converted into geometric figures which can be edited in Dynamo by element.
Referring to FIG. 6, all floor primitives at height L5 are selected to identify the total construction load of 15KN/m or more2The floor board elements are according to ' safety management method of partial project with high risk ' and ' building structure load standardGB 50009-2012) about marking it as a formwork slab construction project of a formwork slab, and performing a coloring process, paying attention to color discrimination at the time of coloring. The S5 case is specifically that All primitives at the specified elevation obtained in S1 are used to screen corresponding floor primitives from All primitives of All Elements of the algorithm of Category node, the element node getparametervaluebyname node is used to read the floor thickness parameter "thickness" of the screened floor primitives, the Code Block node is used to substitute the read floor thickness parameter into the formula 1.3 × h × 25+1.5 × Q1，Q1The standard value of the load generated by constructors and construction equipment can be calculated according to actual conditions and should not be less than 2.5 kN/m2；Q1The value of (a) is input by using a Number node; screening out a calculation result which is greater than or equal to 15KN/m by utilizing List2And (4) carrying out coloring marking treatment on the screened floor primitive by utilizing a color.
And finishing the identification work of the template dangerous engineering after finishing the coloring steps.
Or referring to fig. 7, the screened beam primitives and plate primitives of S2, S3, S4 and S5 are checked, beam primitives belonging to both the long-span beam template and the heavy-supported beam template are screened in S2 and S3, the screened beam primitives are recoloring and colorizing, and color discrimination is paid attention to during colorizing. Similarly, floor primitives belonging to both the heavy formwork floor formwork and the high formwork floor formwork are screened out in S4 and S5, the screened floor primitives are subjected to coloring treatment again, and color discrimination is paid attention to during coloring, so that the identification work of the dangerous engineering of the formwork is completed.
Example 2:
in combination with the principle described in this specification, the designation of the height in this embodiment refers to a designated floor input by an operator in the construction process, and the floor can be designated according to the identification requirement; all the graph primitives in the embodiment include beam primitives, column primitives and floor primitives.
Embodiment 2 is a preferred embodiment of the present application, and a method for identifying critical engineering based on Revit and Dynamo includes the steps of:
s1: opening a corresponding BIM model through Revit software, reading all primitives at a designated height by utilizing Dynamo programming, wherein all the primitives comprise beam primitives, column primitives and floor primitives, and recoloring all the primitives in the Revit model;
s2: screening S1 a beam primitive in the designated high primitives, identifying the beam primitive with the span of more than or equal to 18 meters, and performing coloring treatment and marking as a large-span beam template construction project; please refer to fig. 3.
S3: screening beam primitives in the designated high primitives in S1, identifying beam primitives with concentrated line loads greater than or equal to 20KN/m, and performing coloring treatment and marking as a heavy-supported beam template construction project; please refer to fig. 4.
S4: screening floor primitives in the designated high primitives in S1, identifying and erecting floor primitives with the height of more than or equal to 8 meters, and marking the floor primitives as high formwork floor template construction projects by coloring treatment; please refer to fig. 5.
S5: screening the floor primitive in the designated high primitive in S1, and identifying the total construction load more than or equal to 15KN/m2The floor primitive and the coloring treatment mark are the construction project of the formwork slab formwork of the heavy supporting; please refer to fig. 6.
S6: and identifying the beam template engineering which is a large-span and heavy formwork and carrying out coloring marking, and identifying the floor slab template engineering which is a high formwork and a heavy formwork and carrying out coloring marking.
The invention further improves the following steps:
the S1 case is specifically that the BIM model is a structural model meeting design requirements of a construction drawing and actual construction conditions on site, All primitives of the model are read by using All Elements In Active View nodes, wherein All the primitives include beam primitives, column primitives and floor primitives, All the primitives read from Revit are read into Dynamo, All the primitives are recolorized by using element.
In order to obtain a more accurate color marking, the present invention further improves that in the case of S2, specifically, a WH _ filter.bycategory node is used to screen a corresponding beam primitive from all primitives at a specified elevation obtained in S1, and a geometry.intersectall and element.getlocation node are used to screen a beam primitive whose starting point and end point are both intersected with the vertical member. Reading the shearing length parameter of the edge between the screened beam primitive and the coaxial adjacent vertical component by using a geometry node, wherein the shearing length is the erection length of the beam template, judging the read beam primitive shearing length by using a Code Block node and a List node, and performing coloring marking processing on the beam primitive with the shearing length larger than or equal to 18 meters by using a color node.
The S3 case is specifically that WH _ filter.bycategory node is used to screen corresponding beam primitives from all primitives at specified elevation obtained in S1, element.getparametervaluebyname node is used to read beam width parameter b and beam height parameter h of the screened beam primitives, Code Block node is used to substitute the read beam width parameter b and beam height parameter h into formula 1.3 × b × h × 25+1.5 × (b + b)1）×Q1，Q1The standard value of the load generated by constructors and construction equipment can be calculated according to actual conditions and should not be less than 2.5 kN/m2 ，b1For the distance between the supporting vertical rod points of the floor slabs at the two sides of the beam and the edge of the beam, taking meters as units, Q1、b1The value of (b) is input using Number nodes. And screening out beam primitives with the calculation results of more than or equal to 20KN/m by utilizing a List.Filter ByBoolMask node, and carrying out coloring marking treatment on the screened beams by utilizing a color.ByARGB node.
Specifically, in the case of S4, All structural primitives read in the BIM model in S1 are converted into geometric figures that can be edited in Dynamo by element.
The S5 case is specifically that All primitives at the specified elevation obtained in S1 are used to screen corresponding floor primitives from All primitives of All Elements of the algorithm of Category node, the element node getparametervaluebyname node is used to read the floor thickness parameter "thickness" of the screened floor primitives, the Code Block node is used to substitute the read floor thickness parameter into the formula 1.3 × h × 25+1.5 × Q1，Q1The standard value of the load generated by constructors and construction equipment can be calculated according to actual conditions and should not be less than 2.5 kN/m2；Q1The value of (a) is input by using a Number node; screening out a calculation result which is greater than or equal to 15KN/m by utilizing List2And (4) carrying out coloring marking treatment on the screened floor primitive by utilizing a color.
And after the coloring marking processing of the steps S2, S3, S4, S5 and S6 is completed, the identification work of the template critical engineering is completed.
Or after completing the steps S1 to S5, in S6, checking the selected beam primitives and floor primitives in S2, S3, S4, and S5, selecting beam primitives belonging to both the long-span beam template and the rebinned beam template in S2 and S3 by using list. Similarly, the list. setinterconnection node is used to screen out the floor primitives belonging to both the heavy formwork floor template and the high formwork floor template in S4 and S5, and the element. overlarde colorinview node is used to perform the recoloring process on the screened floor primitives. And finishing the identification work of the template dangerous engineering.
Claims (6)
1. A method for identifying dangerous and big projects based on Revit and Dynamo is characterized by comprising the following steps:
s1: opening a corresponding BIM model through Revit software, reading all primitives at a designated height by utilizing Dynamo programming, wherein all the primitives comprise beam primitives, column primitives and floor primitives, and recoloring all the primitives in the Revit model;
s2: screening S1 a beam primitive in the designated high primitive, identifying a beam primitive with a span greater than or equal to 18 meters, and performing coloring processing and marking as a large-span beam template subentry project;
s3: screening beam primitives in the designated high primitives in S1, identifying beam primitives with construction concentration line loads greater than or equal to 20KN/m, and performing coloring processing and marking as a secondary formwork beam template project;
s4: screening floor board primitives in the designated high primitives in S1, identifying floor board primitives with the height of more than or equal to 8 meters erected by vertical supports, and marking the floor board primitives as high formwork floor board templates in a project by coloring treatment;
s5: screening the floor primitive in the designated high primitive in S1, and identifying that the total construction load is greater than or equal to 15KN/m2And performing coloring treatment on the floor primitive and marking the floor primitive as a secondary formwork floor template project.
2. The method for identifying dangerous works based on Revit and Dynamo according to claim 1, which is characterized in that: s1 is specifically that the BIM model is a structural model meeting design requirements of a construction drawing and actual construction conditions on site, All primitives of the model are read into Dynamo by using al Elements In Active View nodes, All primitives include beam primitives, column primitives, and floor primitives, All primitives are recoloring by using element.
3. The method for identifying dangerous works based on Revit and Dynamo according to claim 1, which is characterized in that: the S2 case is specifically that the WH _ filter.bycategory node is used to screen out corresponding beam primitives from all primitives at the specified elevation obtained in S1, and the geometry.intersectall and element.getlocation nodes are used to screen out beam primitives whose starting point and ending point are both intersected with the vertical member; reading the shearing length parameter of the edge between the screened beam primitive and the coaxial adjacent vertical component by using a geometry node, wherein the shearing length is the erection length of the beam template, judging the read beam primitive shearing length by using a Code Block node and a List node, and performing coloring marking processing on the beam primitive with the shearing length larger than or equal to 18 meters by using a color node.
4. The method for identifying dangerous works based on Revit and Dynamo according to claim 1, which is characterized in that: the S3 case is specifically that WH _ filter. bycategory node is used to screen corresponding beam primitives from all primitives at specified elevations obtained in S1, element. getparametervaluebyname node is used to read beam width parameter b and beam height parameter h of the screened beam primitives, CodeBlock node is used to substitute the read beam width parameter b and beam height parameter h into formula 1.3 × b × h × 25+1.5 × (b + b)1）×Q1，Q1Standard value of the load, Q, generated for the constructors and the construction equipment1Calculated according to actual conditions and should not be less than 2.5 kN/m2，b1For the distance between the supporting vertical rod points of the floor slabs at the two sides of the beam and the edge of the beam, taking meter as unit, Q1、b1The value of (2) is input by using Number nodes; and screening out the beam primitives with the calculation results more than or equal to 20KN/m by using List.Filter ByBoolMask nodes, and coloring and marking the screened beam primitives by using color.ByARGB nodes.
5. The method for identifying dangerous works based on Revit and Dynamo according to claim 1, which is characterized in that: specifically, in the case of S4, All primitives read in the BIM model in S1 are converted into geometric figures that can be edited in Dynamo by element.
6. The method for identifying dangerous works based on Revit and Dynamo according to claim 1, which is characterized in that: the S5 case is specifically that All primitives at the specified elevation obtained in S1 are used to screen corresponding floor primitives from All primitives of All Elements of the algorithm of Category node, the element1H is the thickness of the floor, Q1The standard value of the load generated by constructors and construction equipment can be calculated according to actual conditions and should not be less than 2.5 kN/m2；Q1The value of (a) is input by using a Number node; screening out a calculation result which is greater than or equal to 15KN/m by utilizing List2The color and ByARGB node is utilized to carry out coloring marking processing on the screened floor primitive.
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| CN116226989A (en) * | 2023-03-08 | 2023-06-06 | 北京城建集团有限责任公司 | Concrete engineering quantity extraction method of BIM model |
| CN117390757A (en) * | 2023-12-06 | 2024-01-12 | 北京城建集团有限责任公司 | Rectangular concrete beam multilayer main reinforcement BIM modeling method based on Dynamo technology |
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