CN115081096A - BIM model structural member rapid coding method - Google Patents
BIM model structural member rapid coding method Download PDFInfo
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- CN115081096A CN115081096A CN202210995740.8A CN202210995740A CN115081096A CN 115081096 A CN115081096 A CN 115081096A CN 202210995740 A CN202210995740 A CN 202210995740A CN 115081096 A CN115081096 A CN 115081096A
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Abstract
The invention discloses a BIM model technical field, in particular to a BIM model structure component rapid coding method, which comprises the following steps: s1: the method meets the requirements of determining component types, component positions, floor information, building numbers and project names in design and construction, and determines the structural BIM model component coding rules; s2: the rendered BIM model is opened in the REVIT software and an instance parameter named "code" is created for each structural member using the DYNAMO program. The method and the device can realize automatic coding of the BIM model structural member, and improve the working efficiency; reducing the probability of coding input errors; and the coding is carried out according to a uniform coding standard, so that the information interaction and sharing of the whole life cycle of the building engineering can be realized.
Description
Technical Field
The invention relates to the technical field of BIM models, in particular to a rapid coding method for a BIM model structural member.
Background
At present, along with the popularization and application of the BIM technology, the digital management of building structural members becomes the central importance of the development of the building industry, the design and construction efficiency of buildings can be effectively improved by utilizing the BIM technology, and the safety and quality management level of building construction is improved. REVIT is currently the most commonly used BIM software. The secondary development platform DYNAMOO based on REVIT compiles a visualization program, and parameterization and intelligent management of a BIM model can be achieved.
The currently common method for coding the components in the REVIT model is manually input for each component, so that the working efficiency is low, errors are easy to occur, and a large amount of human resources are wasted.
Disclosure of Invention
The invention is provided in view of the problems in the existing BIM model structural member coding method.
In order to solve the technical problems, the invention provides the following technical scheme: a rapid coding method for a BIM model structural member comprises the following steps: s1: the method meets the requirements of determining component types, component positions, floor information, building numbers and project names in design and construction, and determines the structural BIM model component coding rules;
s2: opening the drawn BIM model in the REVIT software, and creating an instance parameter named 'encoding' for each structural member by utilizing a DYNAMOO program;
s3: inputting a project name and a building number by using a DYNAMO program, and carrying out standard processing on the input project name and building number according to a component coding standard in S1;
s4: acquiring the floor of each structural component by utilizing a DYNAMO program, and carrying out standardization processing on the acquired floor codes according to the component code standard in S1;
s5: acquiring the component type of each structural component by utilizing a DYNAMO program, and carrying out normalization processing on the acquired component type codes according to the component coding standard in S1;
s6: acquiring structural member position information by using a DYNAMO program, calculating an axis mesh number closest to a member, and carrying out normalization processing on the acquired member position code according to a member coding standard in S1;
s7: the respective codes generated in S3 to S6 are integrated in the standard order of the building block codes in S1, and the building block codes that have been integrated are input into the "code" instance parameters generated in S2.
As a preferred embodiment of the method for rapidly encoding a BIM model structural member according to the present invention, wherein: the encoding rule in S1 specifically requires the following: the component code consists of 26 digits with unique fixed length and phonetic letters, wherein the first digit to the sixth digit are project names; the seventh to tenth digits are the building number; the eleventh to fourteen bits are floor numbers; fifteenth to eighteenth are member types; the nineteenth to twenty-sixth positions are component positions.
As a preferred embodiment of the method for rapidly encoding a BIM model structural member according to the present invention, wherein: the encoding rule in S2 specifically requires the following: createpjectparameter node creates "encode" instance parameters for all BIM building blocks, and Select Parameter Type node sets Parameter Type to literal.
As a preferred embodiment of the method for rapidly encoding a BIM model structural member according to the present invention, wherein: the encoding rule in S3 specifically requires the following: respectively inputting a project name and a building code by using a String node, carrying out standardization processing on the input code by using a string.substring node, intercepting 6 bits before the project name code and 4 bits before the building code, and taking the codes as the project name code and the building code, wherein the number of bits is insufficient and is completely supplemented by 0.
As a preferred scheme of the method for rapidly encoding a BIM model structural member according to the present invention, wherein: the encoding rule in S4 specifically requires the following: the method comprises the steps of acquiring component floor information by using Element Level nodes, converting the floor information into character strings by using string.Insert nodes, carrying out standardization processing on the converted character strings by using string.substring nodes, intercepting the front 4 bits of the character strings as floor codes, and supplementing with 0 when the number of bits is insufficient completely.
As a preferred scheme of the method for rapidly encoding a BIM model structural member according to the present invention, wherein: the encoding rule in S5 specifically requires the following: the method comprises the steps of acquiring a component type by utilizing an element.ElementType node, extracting a component type coding character string by utilizing a List.GetItemAtIndex because the component type acquired by the component contains a type number, carrying out normalization processing on the extracted character string by utilizing a string.substring node, intercepting the front 4 bits of the character string as type coding, and completely supplementing the extracted character string with 0 when the number of bits is not enough.
As a preferred embodiment of the method for rapidly encoding a BIM model structural member according to the present invention, wherein: the encoding rule in S6 specifically requires the following: the method comprises the steps of obtaining component position information by using an element.GetLocation node, obtaining a component starting point position and a component end point position for a linear component, obtaining a component central point position for a point-shaped or planar component, grouping axial nets in two vertical and horizontal directions by using a GridParallelGroup node, obtaining an axial net position by using a grid.Curve node, obtaining longitudinal and transverse axial net shaft numbers closest to the component by using Geometrys.DistanceTo and List.MinIndex nodes respectively, obtaining longitudinal and transverse axial net shaft numbers closest to the starting point position and the end point position for the linear component respectively, obtaining the longitudinal and transverse axial net shaft numbers closest to the central point position for the planar and point-shaped component, normalizing the extracted axial numbers by using a string.Substring node, cutting the first 4 bits as position codes, supplementing complete bits with 0 when the bits are insufficient, and integrating the obtained normalized longitudinal and transverse axial net shaft numbers by using a string.Insert node to form an 8-bit component position code.
As a preferred embodiment of the method for rapidly encoding a BIM model structural member according to the present invention, wherein: the encoding rule in S7 specifically requires the following: python language programming is carried out by using a Python Script node, corresponding code character strings obtained from S3 to S6 are integrated according to the sequence specified in S1, a string.ToUpper node is used for converting letters in the code into capital letters, an element.SetParameterByName node is used for assigning the generated component code to the 'code' instance parameter created in S2, and the automatic component coding work is completed.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention can realize the automatic coding of the BIM model structural member, thereby improving the working efficiency; reducing the probability of coding input errors; and the coding is carried out according to a uniform coding standard, so that the information interaction and sharing of the whole life cycle of the building engineering can be realized.
2. The invention aims to provide a component code automatic generation method based on REVIT and DYNAMOO, which can quickly finish the automatic creation of structural component codes, improve the information management efficiency of a BIM model and has important significance for information exchange and sharing of a BIM technology.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and detailed embodiments, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts. Wherein:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the component code components of the present invention;
FIG. 3 is an automatically created encoding example parameter of the present invention;
FIG. 4 is a component floor code list of the present invention;
FIG. 5 is a component type code list of the present invention;
FIG. 6 is a component position code list of the present invention;
FIG. 7 is a component code list of the present invention after completion of integration;
fig. 8 is a structural framework specification of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and it will be apparent to those of ordinary skill in the art that the present invention may be practiced without departing from the spirit and scope of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the drawings, wherein for convenience of illustration, the cross-sectional view of the device structure is not enlarged partially according to the general scale, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
Examples
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 8, a method for rapidly encoding a structural member of a BIM model includes the following steps: s1: the method meets the requirements of determining the type, position, floor information, building number and project name of the component in the design and construction, and determines the BIM component coding rule of the structure;
the component code consists of unique 26-bit Arabic numerals with fixed length and capital phonetic alphabet. Wherein, the first to the sixth are project names; the seventh to tenth digits are the building number; the eleventh to fourteen bits are floor numbers; fifteenth to eighteenth are member types; the nineteenth to twenty-sixth positions are component positions. The specific composition is shown in fig. 2.
S2: opening the drawn BIM model in the REVIT software, and creating an instance parameter named 'encoding' for each structural member by utilizing a DYNAMOO program;
create "encode" instance parameters for all BIM building blocks with Parameter. createprojectparameter node, set Parameter Type to literal with Select Parameter Type node, and set to shared Parameter. As shown in fig. 3.
S3: inputting a project name and a building number by utilizing a DYNAMO program, and carrying out standard processing on the input project name and building number according to a component coding standard in S1;
respectively inputting a project name djyjY and a building code 00001 by using a String node, carrying out standardized processing on the input codes by using a string.substring node, intercepting 6 bits before the project name code and 4 bits before the building code, wherein the 6 bits are used as the project name code and the building code, the number of bits is insufficient and is completely supplemented by 0, the obtained project name code is 0djyjY, and the building code is 0001.
S4: acquiring the floor of each structural component by utilizing a DYNAMO program, and carrying out standardization processing on the acquired floor codes according to the component code standard in S1;
the method comprises the steps of acquiring component floor information by using Element Level nodes, converting the floor information into character strings by using string.Insert nodes, carrying out standardization processing on the converted character strings by using string.substring nodes, intercepting the front 4 bits of the character strings as floor codes, and supplementing with 0 when the number of bits is insufficient completely. As shown in fig. 4.
S5: acquiring the component type of each structural component by utilizing a DYNAMO program, and carrying out normalization processing on the acquired component type codes according to the component coding standard in S1;
acquiring the component type by using an element.element type node, extracting a component type coding character string by using a list.getitemtindex because the component type acquired by the component contains a type number, and carrying out normalization processing on the extracted character string by using a string.substring node, wherein the first 4 bits of the character string are intercepted and used as type codes, and the number of bits is insufficient and is completely supplemented by 0, as shown in fig. 5.
S6: acquiring structural member position information by using a DYNAMO program, calculating an axis mesh number closest to a member, and carrying out normalization processing on the acquired member position code according to a member coding standard in S1;
the method comprises the steps of acquiring component position information by using an element.GetLocation node, acquiring a component starting point position and a component end point position for a linear component, acquiring a component central point position for a point-shaped or planar component, grouping axial nets in two vertical and horizontal directions by using a GridParallelGroup node, acquiring an axial net position by using a grid.Curve node, acquiring longitudinal and transverse axial net shaft numbers closest to the component by using a geometry.DistanceTo node and a List.MinIndex node respectively, acquiring longitudinal and transverse axial net shaft numbers closest to the starting point position and the end point position for the linear component respectively, acquiring the longitudinal and transverse axial net shaft numbers closest to the central point position for the planar and point-shaped component, normalizing the extracted shaft numbers by using a string.Substring node, and cutting the first 4 bits as position codes, wherein the number is insufficient and is completely supplemented by 0. And integrating the obtained normalized longitudinal and transverse axis network axis numbers by using a string.
S7: integrating the corresponding codes generated in S3-S6 according to the standard sequence of the building block codes in S1, and inputting the building block codes after integration into the example parameters of the code generated in S2;
python language programming is performed by using Python Script nodes, corresponding encoding character strings obtained from S3 to S6 are integrated according to the sequence specified in S1, and letters in encoding are converted into capital letters by using string. And assigning the generated component code to the "code" instance parameter created in the S2 by using the element.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the disclosed embodiments of the invention may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (8)
1. A BIM model structural member rapid coding method is characterized by comprising the following steps: s1: the method meets the requirements of determining component types, component positions, floor information, building numbers and project names in design and construction, and determines the structural BIM model component coding rules;
s2: opening the drawn BIM model in the REVIT software, and creating an instance parameter named 'encoding' for each structural member by utilizing a DYNAMOO program;
s3: inputting a project name and a building number by using a DYNAMO program, and carrying out standard processing on the input project name and building number according to a component coding standard in S1;
s4: acquiring the floor of each structural component by utilizing a DYNAMO program, and carrying out standardization processing on the acquired floor codes according to the component code standard in S1;
s5: acquiring the component type of each structural component by utilizing a DYNAMO program, and carrying out normalization processing on the acquired component type codes according to the component coding standard in S1;
s6: acquiring structural member position information by using a DYNAMO program, calculating an axis mesh number closest to a member, and carrying out normalization processing on the acquired member position code according to a member coding standard in S1;
s7: the respective codes generated in S3 to S6 are integrated in the standard order of the building block codes in S1, and the building block codes that have been integrated are input into the "code" instance parameters generated in S2.
2. The BIM model structural member rapid coding method according to claim 1, wherein: the encoding rule in S1 specifically requires the following: the component code consists of 26 digits with unique fixed length and phonetic letters, wherein the first digit to the sixth digit are project names; the seventh to tenth positions are floor numbers; the eleventh to fourteen bits are floor numbers; fifteenth to eighteenth are member types; the nineteenth to twenty-sixth positions are component positions.
3. The BIM model structural member rapid coding method according to claim 2, wherein: the encoding rule in S2 specifically requires the following: createpjectparameter node creates "encode" instance parameters for all BIM building blocks, and Select Parameter Type node sets Parameter Type to literal.
4. The BIM model structural member rapid coding method according to claim 3, wherein: the encoding rule in S3 specifically requires the following: respectively inputting a project name and a building code by using a String node, carrying out standardization processing on the input code by using a string.substring node, intercepting 6 bits before the project name code and 4 bits before the building code, and taking the codes as the project name code and the building code, wherein the number of bits is insufficient and is completely supplemented by 0.
5. The BIM model structural member rapid coding method according to claim 4, wherein: the encoding rule in S4 specifically requires the following: the method comprises the steps of acquiring component floor information by using Element Level nodes, converting the floor information into character strings by using string.Insert nodes, carrying out standardization processing on the converted character strings by using string.substring nodes, intercepting the front 4 bits of the character strings as floor codes, and supplementing with 0 when the number of bits is insufficient completely.
6. The BIM model structural member rapid coding method according to claim 5, wherein: the encoding rule in S5 specifically requires the following: the method comprises the steps of acquiring a component type by utilizing an element.ElementType node, extracting a component type coding character string by utilizing a List.GetItemAtIndex because the component type acquired by the component contains a type number, carrying out normalization processing on the extracted character string by utilizing a string.substring node, intercepting the front 4 bits of the character string as type coding, and completely supplementing the extracted character string with 0 when the number of bits is not enough.
7. The BIM model structural member rapid coding method according to claim 6, wherein: the encoding rule in S6 specifically requires the following: the method comprises the steps of obtaining component position information by using an element.GetLocation node, obtaining a component starting point position and a component end point position for a linear component, obtaining a component central point position for a point-shaped or planar component, grouping axial nets in two vertical and horizontal directions by using a GridParallelGroup node, obtaining an axial net position by using a grid.Curve node, obtaining longitudinal and transverse axial net shaft numbers closest to the component by using Geometrys.DistanceTo and List.MinIndex nodes respectively, obtaining longitudinal and transverse axial net shaft numbers closest to the starting point position and the end point position for the linear component respectively, obtaining the longitudinal and transverse axial net shaft numbers closest to the central point position for the planar and point-shaped component, normalizing the extracted axial numbers by using a string.Substring node, cutting the first 4 bits as position codes, supplementing complete bits with 0 when the bits are insufficient, and integrating the obtained normalized longitudinal and transverse axial net shaft numbers by using a string.Insert node to form an 8-bit component position code.
8. The BIM model structural member rapid coding method according to claim 7, wherein: the encoding rule in S7 specifically requires the following: python language programming is carried out by using a Python Script node, corresponding code character strings obtained from S3 to S6 are integrated according to the sequence specified in S1, a string.ToUpper node is used for converting letters in the code into capital letters, an element.SetParameterByName node is used for assigning the generated component code to the 'code' instance parameter created in S2, and the automatic component coding work is completed.
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