CN113987627A - Shield general segment solid modeling method based on Revit secondary development - Google Patents
Shield general segment solid modeling method based on Revit secondary development Download PDFInfo
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Abstract
One or more embodiments of the present specification provide a shield general segment solid modeling method based on Revit secondary development. The method comprises the steps of developing and generating Revit plug-ins of closed model lines on two side faces of each top sealing block, each adjacent block and each standard block through designing an angular point coordinate of each segment block of the shield general segment and a midpoint coordinate of a circumferential arc line, generating solid models of the top sealing blocks, the adjacent blocks and the standard blocks of the shield general segment in a self-adaptive family based on the Revit plug-ins, and finally setting a groove hole of the shield general segment and parameterizing the solid models to complete establishment of the shield general segment solid information model. The invention provides an accurate modeling method for establishing an entity information model for the shield general segment in Revit software, and improves the model establishing efficiency.
Description
Technical Field
One or more embodiments of the description relate to a BIM (building information modeling) entity modeling method for a shield general segment, and particularly to an accurate modeling method for a shield general segment entity based on Revit secondary development.
Background
The shield segment is a lining component of a shield machine side construction and side support tunnel, so that collapse and deformation of the tunnel in the construction process are prevented. The shield segment can adopt a common segment or a universal segment according to the assembled tunnel linearity, and the common segment mainly comprises a standard ring and a turning ring. And the general section of jurisdiction is often adopted in the shield tunnel construction at present, because general section of jurisdiction both can put at the straightway and also can be used for the turn section, consequently, it is very convenient, be convenient for splice. The one-ring universal duct piece is composed of a top sealing block, two adjacent blocks and three standard blocks. The method for creating the family entity shape in the conventional model family provided in the Revit software comprises the following steps: stretching, lofting, fusing, path lofting and rotating, the general duct piece has a certain wedge-shaped amount, two completely parallel surfaces do not exist for the capping block, and the section and the side surface of the capping block are not completely the same, so that the methods cannot realize the establishment of an entity information model of the general duct piece. The method can only be created in an adaptive family in Revit, but at present, Revit function needs to be realized by creating many auxiliary drawing planes, the process is complicated, and the modeling accuracy is not high.
The Revit API provides a mode for Revit third-party users or advanced users to integrate own application programs into Revit software or series of software, so that the users can carry out secondary development according to own requirements. The plug-in to realize the Revit secondary development completion needs to inherit the IExternalCommand and the IExternalapplication interfaces in Revit software for loading and using. Revit document data can be accessed through the Revit API, and the model in the Revit document data can be modified or modeled again. Therefore, accurate modeling is realized by adopting Revit secondary development aiming at the entity BIM model of the shield general segment.
Disclosure of Invention
In view of this, one or more embodiments of the present disclosure aim to provide an accurate modeling method for a shield general segment entity based on Revit secondary development, so as to solve the problem that it is difficult to quickly and accurately create a shield general segment BIM model in Revit software in the prior art.
Based on the above purpose, one or more embodiments of the present specification provide a shield general segment solid modeling method based on Revit secondary development, where a shield general segment includes a capping block, an adjacent block, and a standard block, and the solid modeling method includes:
according to a design drawing, representing the coordinates of each corner point of a capping block, an adjacent block and a standard block of the shield general duct piece and the coordinates of the middle point of a circumferential arc line by using parameter variables;
developing and generating Revit plug-ins of closed model lines on two side faces of each top sealing block, each adjacent block and each standard block according to the coordinates;
generating a solid model of a capping block, an adjacent block and a standard block of the shield general segment in a self-adaptive family based on a Revit plug-in;
and (4) setting a groove hole of the shield general segment and parameterizing the entity model to complete the establishment of the shield general segment entity information model.
Preferably, the number of the angular point coordinates and the number of the middle points of the circumferential arc edges are both 24, and the parameter variables are used for representing the angular point coordinates of each of the capping block, the adjacent block and the standard block of the shield general duct piece and the middle point coordinates of the circumferential arc edges and comprise:
drawing a front view and a top view of the shield general segment;
setting the inner dimension radius, the outer dimension radius, the angle of a capping block, the angle of an adjacent block, the angle of a standard block, the wedge-shaped quantity and the variable name of a ring width parameter of the duct piece, and marking in a main view and a top view;
and (3) taking the center of the segment ring as the origin of a three-dimensional coordinate system, comparing the front view with the top view, and representing the coordinates of each corner point of the top sealing block, the adjacent block and the standard block and the coordinates of the middle point of the annular arc line based on set parameter variables.
Preferably, developing a Revit insert that generates each capping block, abutment block and standard block two-sided closed model line comprises:
generating a dll file by using closed mold lines on two side surfaces of a capping block, an adjacent block and a standard block of the shield general duct piece based on Revit API programming in a Visual Studio environment;
writing an addin file that Revit can load a dll file.
When a dll file is generated, whether a current active document is an adaptive family is judged by an adaptive component family-options function in coding.
Preferably, generating the solid models of the capping block, the abutting block and the standard block of the shield general segment comprises:
starting a developed Revit plug-in a Revit self-adaptive family, inputting parameter values of the inner dimension radius, the outer dimension radius, the angle of a capping block, the angle of an adjacent block, the angle of a standard block, the wedge amount and the ring width of a duct piece on an operation interface of the plug-in, and clicking a button to operate to generate a closed mold line of the corresponding capping block, the adjacent block and the standard block;
and selecting the closed model line to click the 'creation shape' in the adaptive family to generate a corresponding tube block entity information model.
Preferably, when the closed model lines of the corresponding capping block, the adjacent block and the standard block are generated, the plug-in unit is started to generate the closed model lines of the capping block, the adjacent block and the standard block in the Revit adaptive family.
Preferably, the parameterization setting content of each entity model comprises: the concrete strength, the impermeability grade, the number of bolts, the steel bars, the material, the inner dimension radius, the outer dimension radius, the capping block angle, the adjoining block angle, the standard block angle, the wedge amount and the ring width of the duct piece.
From the above, it can be seen that the shield general segment solid modeling method based on Revit secondary development provided by one or more embodiments of the present specification, the method comprises the steps of developing and generating Revit plug-ins of closed model lines of two side faces of each capping block, adjacent block and standard block by designing each corner point coordinate of each segment block of the shield general segment and a midpoint coordinate of a circumferential arc line, generating solid models of the capping blocks, the adjacent blocks and the standard blocks of the shield general segment in a self-adaptive family based on the Revit plug-ins, finally setting a slot hole of the shield general segment and parameterizing the solid models, completing the establishment of the solid information model of the shield general segment, and providing an accurate modeling method for the establishment of the solid information model of the shield general segment in Revit software, by the method, the BIM information model of the shield general segment can be established quickly and accurately, and the model establishing efficiency is improved.
Drawings
In order to more clearly illustrate one or more embodiments or prior art solutions of the present specification, the drawings that are needed in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only one or more embodiments of the present specification, and that other drawings may be obtained by those skilled in the art without inventive effort from these drawings.
FIG. 1 is a schematic flow diagram of a method for solid modeling in accordance with one or more embodiments of the present disclosure;
FIG. 2 is a front view of a universal segment according to one or more embodiments of the present disclosure;
FIG. 3 is a top view of a universal segment according to one or more embodiments of the present disclosure;
fig. 4 is a flowchart illustrating a process of generating an insert based on a Revit secondary development for a segment two-sided closed mold line in one or more embodiments of the present disclosure;
FIG. 5 illustrates an operational insert interface for segment block side closure mold line generation for one or more embodiments of the present disclosure;
FIG. 6 is a diagram of a generic segment mockup in accordance with one or more embodiments of the disclosure;
fig. 7 is a diagram of a generic segment mockup parameterization setting interface according to one or more embodiments of the present disclosure.
Detailed Description
To make the objects, technical solutions and advantages of the present disclosure more apparent, the present disclosure is further described in detail below with reference to specific embodiments.
It is to be noted that unless otherwise defined, technical or scientific terms used in one or more embodiments of the present specification should have the ordinary meaning as understood by those of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in one or more embodiments of the specification is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
The embodiment of the specification provides a solid modeling method for a shield general segment based on Revit secondary development, the shield general segment comprises a plurality of segment blocks including a capping block, an adjacent block and a standard block, and the method comprises the following steps:
s101, representing the coordinates of each corner point of a capping block, an adjacent block and a standard block of the shield general duct piece and the coordinates of the middle point of a circumferential arc line by using parameter variables according to a design drawing.
For example, the number of the angular point coordinates and the number of the middle points of the circumferential arc edges are both 24, and the parameter variables represent the angular point coordinates of the capping block, the adjacent block and the standard block of the shield general segment and the middle point coordinates of the circumferential arc edges, which include:
drawing a front view and a top view of the shield general segment;
setting the inner dimension radius, the outer dimension radius, the angle of a capping block, the angle of an adjacent block, the angle of a standard block, the wedge-shaped quantity and the variable name of a ring width parameter of the duct piece, and marking in a main view and a top view;
and (3) taking the center of the segment ring as the origin of a three-dimensional coordinate system, comparing the front view with the top view, and representing the coordinates of each corner point of the top sealing block, the adjacent block and the standard block and the coordinates of the middle point of the annular arc line based on set parameter variables.
S102, developing and generating Revit plug-ins of closed model lines on two side faces of each top sealing block, each adjacent block and each standard block according to the coordinates;
for example, developing a Revit insert that generates a two-sided closed model line for each capping block, abutment block, and standard block includes:
generating a dll file by using closed mold lines on two side surfaces of a capping block, an adjacent block and a standard block of the shield general duct piece based on Revit API programming in a Visual Studio environment;
writing an addin file that Revit can load a dll file.
When a dll file is generated, whether a current active document is an adaptive family is judged by an adaptive Com-pont family Utilities.
S103, generating solid models of a capping block, an adjacent block and a standard block of the shield general segment in the self-adaptive family based on the Revit plug-in.
For example, generating the solid models of the capping block, the adjacent block and the standard block of the shield general segment includes:
starting a Revit plug-in a Revit self-adaptive family, inputting parameter values of the inner dimension radius, the outer dimension radius, the angle of a capping block, the angle of an adjacent block, the angle of a standard block, the wedge amount and the ring width of a duct piece on an operation interface of the plug-in, and clicking a button to operate to generate a closed mold line of the corresponding capping block, the adjacent block and the standard block;
and selecting the closed model line to click the 'creation shape' in the adaptive family to generate a corresponding tube block entity information model.
As an embodiment, when the closed mold lines of the corresponding capping block, the adjacent block and the standard block are generated, the plug-in unit needs to enter into the Revit adaptive family to generate the closed mold lines of the capping block, the adjacent block and the standard block.
S104, the groove holes of the shield general segment and the parameterization of the entity model are set, and the establishment of the entity information model of the shield general segment is completed.
For example, the parameterization setting content of each entity model comprises: the concrete strength, the impermeability grade, the number of bolts, the steel bars, the material, the inner dimension radius, the outer dimension radius, the capping block angle, the adjoining block angle, the standard block angle, the wedge amount and the ring width of the duct piece.
The Revit API provides a mode for Revit third-party users or advanced users to integrate own application programs into Revit software or series of software, so that the users can carry out secondary development according to own requirements. The plug-in to realize the Revit secondary development completion needs to inherit the IExternalCommand and the IExternalapplication interfaces in Revit software for loading and using. Revit document data can be accessed through the Revit API, and the model in the Revit document data can be modified or modeled again. Therefore, accurate modeling is realized by adopting Revit secondary development aiming at the entity BIM model of the shield general segment.
The method for modeling the shield general segment entity based on the Revit secondary development provided by the embodiment of the specification is characterized in that Revit plug-ins of closed model lines on two side faces of each capping block, adjacent block and standard block are developed and generated by designing each corner point coordinate of each segment block of the shield general segment and a midpoint coordinate of a circumferential arc line, entity models of the capping block, the adjacent block and the standard block of the shield general segment are generated in a self-adaptive family based on the Revit plug-ins, finally, the shield general segment slot hole and the parameterization of the entity models are set, the establishment of the shield general segment entity information model is completed, an accurate modeling method is provided for the shield general segment to establish the entity information model in Revit software, the establishment of the shield general segment BIM information model can be quickly and accurately realized through the method, and the model establishment efficiency is improved.
The implementation steps of the shield general segment entity accurate modeling method based on Revit secondary development are expanded in detail by combining specific cases.
Step 1: the front and top views of the generic duct piece are first drawn, as shown in fig. 2 and 3. Let the inside dimension radius of section of jurisdiction be R, outside dimension radius be R, the capping piece angle be a, the adjacent block angle be b, the standard block angle be c, the wedge volume be d, the ring width be h. And marking the parameter variables in the main view and the top view, setting coordinate axes by taking the center of the segment ring as the origin of a three-dimensional coordinate system, and calculating coordinate values of each angular point and the midpoint of the arc through angle and length parameters.
Step 2: fig. 4 is a flow chart for generating an insert based on a closed mold line on two side faces of each segment block, which is realized by Revit secondary development. Creating a class library item based on the C # language in Visual Studio, referencing Revit API.dll and Revit API.dll files, creating a window based on Windows Forms, and judging whether a current active document is an adaptive family or not in C # language programming code through an adaptive component family. Then, a side line is created based on the corner point and the arc midpoint coordinate of each pipe piece block to form a closed ring, and then a plane where the closed ring is located and a model line corresponding to the side line are created. And generating and debugging after the codes are finished, writing an addin file which can be loaded in the Revit software by the plug-in, and putting the AddIns file into an AddIns folder under a Revit installation path (default: C: \ Program Files \ Autodesk \ Revit \ AddIns).
And step 3: opening a Revit software, entering a self-adaptive family, starting a developed plug-in an additional module tab, inputting a segment parameter value after opening the operation interface as shown in figure 5, clicking a 'parameter assignment' button, then inputting 1 in a text box above a segment block to be generated, inputting 0 in others, clicking a corresponding button to generate a closed model line corresponding to the segment block, selecting the closed model line, realizing segment ring entity model creation through 'creation shape' in the Revit self-adaptive family, and sequentially finishing entity models of all blocks in the segment ring.
And 4, step 4: the duct piece slot holes are arranged, and the arranged solid model is shown in figure 6. The following parameters and numerical values including the segment impermeability grade, the concrete strength, the bolt number, the steel bar grade, the segment material, the inner dimension radius, the outer dimension radius, the capping block angle, the adjacent block angle, the standard block angle, the wedge amount and the ring width are set in the family type parameters, as shown in fig. 7, so that the establishment of the integral shield general segment entity information model is completed.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the spirit of the present disclosure, features from the above embodiments or from different embodiments may also be combined, steps may be implemented in any order, and there are many other variations of different aspects of one or more embodiments of the present description as described above, which are not provided in detail for the sake of brevity.
It is intended that the one or more embodiments of the present specification embrace all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of one or more embodiments of the present disclosure are intended to be included within the scope of the present disclosure.
Claims (7)
1. A shield general segment solid modeling method based on Revit secondary development is provided, the shield general segment comprises a capping block, an adjacent block and a standard block, and the solid modeling method is characterized by comprising the following steps:
according to a design drawing, representing the coordinates of each corner point of a capping block, an adjacent block and a standard block of the shield general duct piece and the coordinates of the middle point of a circumferential arc line by using parameter variables;
developing and generating Revit plug-ins of closed model lines on two side faces of each top sealing block, each adjacent block and each standard block according to the coordinates;
generating a solid model of a capping block, an adjacent block and a standard block of the shield general segment in a self-adaptive family based on a Revit plug-in;
and (4) setting a groove hole of the shield general segment and parameterizing the entity model to complete the establishment of the shield general segment entity information model.
2. The method for physically modeling a shield general segment based on Revit secondary development according to claim 1, wherein the number of angular point coordinates and the number of circumferential arc side midpoints are both 24, and the representing the angular point coordinates of each of a capping block, an adjacent block and a standard block of the shield general segment and the midpoint coordinate of the circumferential arc side line by parameter variables comprises:
drawing a front view and a top view of the shield general segment;
setting the inner dimension radius, the outer dimension radius, the angle of a capping block, the angle of an adjacent block, the angle of a standard block, the wedge-shaped quantity and the variable name of a ring width parameter of the duct piece, and marking in a main view and a top view;
and (3) taking the center of the segment ring as the origin of a three-dimensional coordinate system, comparing the front view with the top view, and representing the coordinates of each corner point of the top sealing block, the adjacent block and the standard block and the coordinates of the middle point of the annular arc line based on set parameter variables.
3. The method for physically modeling a shield general segment based on Revit secondary development according to claim 1, wherein the developing and generating Revit plug-ins for closed model lines on two side faces of each capping block, adjacent block and standard block comprises:
generating a dll file by using closed mold lines on two side surfaces of a capping block, an adjacent block and a standard block of the shield general duct piece based on Revit API programming in a Visual Studio environment;
writing an addin file that Revit can load a dll file.
4. The entity modeling method for the shield general segment based on the Revit secondary development of the claim 3, characterized in that programming realizes generation of model lines of a closed top block, an adjacent block and two side faces of a standard block of the shield general segment, during generation of a dll file, whether a current active document is an adaptive family is judged through an adaptive component-family utility.
5. The method for physically modeling the shield general segment based on Revit secondary development according to claim 1, wherein the generating of the physical models of the capping block, the adjacent block and the standard block of the shield general segment comprises:
starting a developed Revit plug-in a Revit self-adaptive family, inputting parameter values of the inner dimension radius, the outer dimension radius, the angle of a capping block, the angle of an adjacent block, the angle of a standard block, the wedge amount and the ring width of a duct piece on a plug-in operation interface, and clicking a button to operate to generate a closed mold line of the corresponding capping block, the adjacent block and the standard block;
and selecting the closed model line to click a 'create shape' button in the adaptive family to generate a corresponding tube block entity information model.
6. The method for physically modeling a shield general segment based on Revit secondary development according to claim 5, wherein when closed model lines of corresponding capping blocks, adjacent blocks and standard blocks are generated, a plug-in needs to be started in a Revit adaptive family to generate the closed model lines of the capping blocks, the adjacent blocks and the standard blocks.
7. The method for physically modeling a shield general segment based on Revit secondary development according to claim 1, wherein the parameterization setting content of the physical model comprises: the concrete strength, the impermeability grade, the number of bolts, the steel bars, the material, the inner dimension radius, the outer dimension radius, the capping block angle, the adjoining block angle, the standard block angle, the wedge amount and the ring width of the duct piece.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114676474A (en) * | 2022-02-16 | 2022-06-28 | 中铁建华南建设有限公司 | Shield tunnel segment completion model construction method and device and computer equipment |
| CN114943106A (en) * | 2022-02-28 | 2022-08-26 | 粤水电轨道交通建设有限公司 | Rapid building method for shield section segment model |
| CN117708956A (en) * | 2024-01-26 | 2024-03-15 | 北京交通大学 | Shield tunnel and segment parametric modeling method based on RevitAPI |
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2021
- 2021-09-30 CN CN202111164130.5A patent/CN113987627A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114676474A (en) * | 2022-02-16 | 2022-06-28 | 中铁建华南建设有限公司 | Shield tunnel segment completion model construction method and device and computer equipment |
| CN114943106A (en) * | 2022-02-28 | 2022-08-26 | 粤水电轨道交通建设有限公司 | Rapid building method for shield section segment model |
| CN114943106B (en) * | 2022-02-28 | 2024-04-02 | 粤水电轨道交通建设有限公司 | Rapid construction method for shield interval segment model |
| CN117708956A (en) * | 2024-01-26 | 2024-03-15 | 北京交通大学 | Shield tunnel and segment parametric modeling method based on RevitAPI |
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