CN115344924A - Method for comparing and checking in-wall pipelines based on AR technology - Google Patents
Method for comparing and checking in-wall pipelines based on AR technology Download PDFInfo
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- CN115344924A CN115344924A CN202210955770.6A CN202210955770A CN115344924A CN 115344924 A CN115344924 A CN 115344924A CN 202210955770 A CN202210955770 A CN 202210955770A CN 115344924 A CN115344924 A CN 115344924A
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- G—PHYSICS
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
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- G06F2113/00—Details relating to the application field
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Abstract
The invention discloses a wall pipeline comparison and acceptance method based on AR technology, which relates to the technical field of wall pipeline comparison, and comprises the following steps of firstly, obtaining power grid GIM model data, reading and identifying the GIM model data 1 in an AR analysis system, and restoring a power system engineering construction site; implanting the G I M model obtained in the step two into an AR analysis system background, and configuring model loading conditions; the loading condition comprises two modes of searching a real object plane scene and scanning a two-dimensional code through AR equipment, positioning a three-dimensional model position to be loaded through inquiring a plane or scanning the two-dimensional code, and loading a virtual three-dimensional model based on the real object scene 1; by utilizing the AR technology, the invention can enable a user to see through the wall of the construction site, enables the working personnel to more accurately see the spatial relationship and more quickly distinguish the conflict of machinery, electric power and pipelines; meanwhile, the scheme is further optimized, the quality is improved, the waste of materials and labor can be avoided, and the method accords with the concept of green construction.
Description
Technical Field
The invention belongs to the technical field of in-wall pipeline acceptance, and particularly relates to an AR technology-based in-wall pipeline comparison acceptance method.
Background
After the project is finished and the project enters into operation, the AR can also play a great role; by the intelligent inspection function, the platform is based on a position positioning method of a real site object, the AR model is called out on site, and site management personnel can accurately find a hidden pipeline and can acquire parameter information of equipment or the specific position of the pipeline without looking up drawings, so that maintenance and management of substation equipment are facilitated;
the BIM model is brought into a construction site by utilizing an AR technology, and high-precision checking of the BIM model and the site quality is realized by 1; and (4) carrying out complete verification on the project steel structure positioning, the reserved holes, the wellhead sizes and other spatial positions, and guiding acceptance. Through the comparison of the BIM model, the data is guaranteed to be real and objective, and the quality detection efficiency is improved. Meanwhile, the checking and accepting conditions can be recorded in real time at the mobile terminal, the closed-loop management process can be checked, and no omission or dead angle of field checking and accepting is ensured.
The application of the BIM + AR technology is the most direct embodiment of the technology change building production mode, and the BIM + AR technology can play more important roles with the continuous progress of the technology. For the construction project, the quality of the construction project can be better improved and the management controllability can be improved by applying the BIM + AR technology. For all aspects of the project, the BIM + AR technology provides a visual and efficient project management thinking, provides more efficient and credible digital delivery assets for customers, and the like. For the implementation of the BIM technology, the AR technology is the most effective and most advanced application of the BIM 'visualization' characteristic, the high fusion of the BIM model and the construction site is realized, and the practical and effective landing application is certainly developed step by step.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art; therefore, the invention provides a method for comparing and checking and accepting pipelines in the wall based on the AR technology.
A method for comparing and checking in-wall pipelines based on AR technology specifically comprises the following steps:
the method comprises the following steps: acquiring power grid GIM model data, and reading and identifying GIM model data 1 in an AR analysis system to restore a power system engineering construction site;
step two: implanting the GIM obtained in the step two into an AR analysis system background, and configuring model loading conditions;
the loading condition comprises two modes of searching a real object plane scene and scanning a two-dimensional code through AR equipment, positioning a three-dimensional model position to be loaded through inquiring a plane or scanning the two-dimensional code, and loading a virtual three-dimensional model based on the real object scene 1;
step three: after the model 1 is obtained in the step three, comparing and checking, wherein the model comprises the following specific modes:
clicking a hierarchy function, checking three hierarchies of a steel structure, an external wall panel model and cable laying, and dividing each hierarchy into units under the corresponding hierarchy;
checking the difference between the selected unit and the actual model on site and making a record by selecting the whole hierarchy to be checked or selecting a single unit to be checked and adjusting the transparency;
checking that the model loaded by the AR equipment is overlapped with the actual model under the corresponding level, and arranging a mark as a key acceptance place for prompting;
touching the prompt points, wherein the prompt points are used for emphatically checking key points for acceptance check, and checking specific process requirements, acceptance quality reports, quality safety requirements, picture video files, historical change data and corresponding two-dimensional drawings at the acceptance check points;
and comparing the observed data, and checking and accepting.
Further, the following steps are required before the processing of the step one:
and constructing a hardware simulation system to form an AR analysis system, wherein the AR analysis system comprises a PC host and AR equipment.
Further, the main method for constructing the hardware simulation system is as follows:
and configuring a hardware scene for AR environment construction, acquiring a PC host and AR equipment, and connecting the PC host and the AR equipment by signals to form an AR analysis system.
Further, the method for reading and identifying the GIM model data in the second step comprises the following steps:
the method comprises the following steps that an AR system PC background supports butt joint with power grid three-dimensional design software, a power grid special GIM model is led into an AR analysis system through the PC end background through the power grid special three-dimensional design software, data of the GIM model are read and recognized in the AR analysis system, and 1.
Further, the specific way of searching the object plane scene in the step two is as follows: the method comprises the steps that the camera of the AR device scans the surrounding environment, the AR device calculates the coordinates of objects in the surrounding space relative to the AR device through a depth-of-field algorithm according to video data returned by the camera, and a loading model is selected according to the position of the model needing to be loaded.
Further, the specific method for loading the two-dimensional code by scanning in the second step is as follows: the method comprises the steps of scanning two-dimensional code information through a camera of the AR equipment, calculating coordinates of a two-dimensional code picture relative to the AR equipment through a depth-of-field algorithm by using the two-dimensional code as an original point (0, 0 and 0) of the surrounding environment through the AR equipment, and loading a model according to the two-dimensional code information.
Compared with the prior art, the invention has the beneficial effects that:
the invention can use AR technology to let users see through the wall of the construction site, so that the workers can more accurately see the spatial relationship and can more quickly distinguish the conflict of machinery, electric power and pipelines; meanwhile, the scheme is further optimized, the quality is improved, the waste of materials and labor can be avoided, and the concept of green construction is met;
by placing the AR model on the site and comparing the AR model with the actual components on the site, construction managers can check whether the components are accurately arranged according to the design plan at a glance, and the checking and accepting are very relaxed; through the restoration of the model on the site, unreasonable parts of the design can be found in advance, and the design can be fed back to the Party A and the design institute in time to be adjusted, so that the design change and rework which are possible to occur are avoided, and the problem is solved before the occurrence.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The application provides a method for comparing and accepting pipelines in a wall based on an AR technology, which specifically comprises the following steps:
the method comprises the following steps: constructing a hardware simulation system to form an AR environment;
configuring a hardware scene for AR environment construction, wherein the main equipment comprises a PC host and AR equipment, and the PC host is in signal connection with the AR equipment to form an AR environment;
step two: acquiring data of a power grid GIM model:
the method comprises the following steps that (1) a PC background of the AR system supports butt joint with power grid three-dimensional design software, a GIM model special for the power grid is led into an AR environment through the PC background, and data of the GIM model are read and recognized in the AR environment, so that 1;
step three: implanting the GIM obtained in the step two into an AR program background, configuring model loading conditions, wherein the loading conditions comprise two modes of searching a real object plane scene and scanning a two-dimensional code through AR equipment, positioning the position of the three-dimensional model to be loaded through inquiring a plane or scanning the two-dimensional code, and loading a virtual three-dimensional model based on the real object scene 1;
searching a real object plane scene: the method comprises the steps that the camera of the AR device scans the surrounding environment, the AR device calculates the coordinates of the surrounding space object relative to the AR device by using a depth-of-field algorithm (general algorithm) according to video data returned by the camera, and a loading model is selected according to the position of the model needing to be loaded.
Scanning and loading the two-dimensional code: the method comprises the steps that two-dimension code information is scanned through a camera of the AR equipment, the AR equipment takes the two-dimension code as an original point (0, 0 and 0) of the surrounding environment, the coordinate of a two-dimension code picture relative to the AR equipment is calculated through a depth-of-field algorithm (a general algorithm), and a model is loaded according to the two-dimension code information.
Step four: and after the model 1 is loaded in the fixed-point plane loading mode in the step three, clicking a level function to check three levels of a steel structure, an external wall panel model and cable laying, wherein each level forms a unit under the corresponding level, and the difference between the model and a field actual model can be checked and a record can be made by selecting the level needing to be checked and accepted or selecting a single unit needing to be checked and accepted through adjusting the transparency.
Step five: under the corresponding level, we can see that the model loaded by the AR device coincides with the actual model, and there is a mark as a prompt in the key acceptance place: is a key acceptance place. Touching the prompt point can emphatically view key points of acceptance check, and can view specific process requirements, acceptance quality reports, quality safety requirements, picture video files, historical change data and corresponding two-dimensional drawings at the acceptance check point, wherein the historical change data is document data related to historical change. By comparing the data, the receiving related requirements can be checked.
Part of data in the formula is obtained by removing dimensions and calculating the numerical value of the data, and the formula is a formula which is closest to the real condition and obtained by simulating a large amount of collected data through software; the preset parameters and the preset threshold values in the formula are set by those skilled in the art according to actual conditions or obtained through simulation of a large amount of data.
Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the present invention.
Claims (6)
1. A method for comparing and checking in-wall pipelines based on AR technology is characterized by comprising the following steps:
the method comprises the following steps: acquiring power grid GIM model data, and reading and identifying GIM model data 1 in an AR analysis system to restore a power system engineering construction site;
step two: implanting the GIM obtained in the step two into an AR analysis system background, and configuring model loading conditions;
the loading condition comprises two modes of searching a real object plane scene and scanning a two-dimensional code through AR equipment, positioning a three-dimensional model position to be loaded through inquiring a plane or scanning the two-dimensional code, and loading a virtual three-dimensional model based on the real object scene 1;
step three: after the model 1 is obtained in the step three, comparing and checking, wherein the model comprises the following specific modes:
clicking a hierarchy function, checking three hierarchies of a steel structure, an external wall panel model and cable laying, and dividing each hierarchy into units under the corresponding hierarchy;
checking the difference between the selected hierarchy and the actual field model and making a record by selecting the whole hierarchy to be checked or selecting a single unit to be checked and accepted and adjusting the transparency;
checking that the model loaded by the AR equipment is overlapped with the actual model under the corresponding level, and arranging a mark as a key acceptance place for prompting;
touching the prompt points to emphatically check key points of acceptance check, and check specific process requirements, acceptance quality reports, quality safety requirements, picture video files, historical change data and corresponding two-dimensional drawings at the acceptance check points;
and comparing the observed data, and checking and accepting.
2. The method of claim 1, wherein the step one is further performed before the step one, and the step one comprises the steps of:
and constructing a hardware simulation system to form an AR analysis system, wherein the AR analysis system comprises a PC host and AR equipment.
3. The method for comparing and accepting the pipeline in the wall based on the AR technology as claimed in claim 2, wherein the hardware simulation system is constructed by the following main methods:
and configuring a hardware scene for AR environment construction, acquiring the PC host and the AR equipment, and connecting the PC host and the AR equipment by signals to form an AR analysis system.
4. The method for comparing and accepting the pipeline in the wall based on the AR technology as claimed in claim 1, wherein the method for reading and identifying the GIM model data in the second step comprises:
the method comprises the following steps that an AR system PC background supports butt joint with power grid three-dimensional design software, a power grid special GIM model is led into an AR analysis system through the PC end background through the power grid special three-dimensional design software, data of the GIM model are read and recognized in the AR analysis system, and 1.
5. The method for comparing and accepting the pipeline in the wall based on the AR technology according to claim 1, wherein the specific way of searching the object plane scene in the second step is as follows: the method comprises the steps that the camera of the AR device scans the surrounding environment, the AR device calculates the coordinates of objects in the surrounding space relative to the AR device by using a depth-of-field algorithm according to video data returned by the camera, and a loading model is selected according to the position of the model needing to be loaded.
6. The method for comparing and accepting the pipeline in the wall based on the AR technology as claimed in claim 1, wherein the specific loading mode of scanning the two-dimensional code in the second step is as follows: the method comprises the steps of scanning two-dimensional code information through a camera of the AR equipment, calculating coordinates of a two-dimensional code picture relative to the AR equipment through a depth-of-field algorithm by using the two-dimensional code as an original point (0, 0 and 0) of the surrounding environment through the AR equipment, and loading a model according to the two-dimensional code information.
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| CN202210955770.6A CN115344924A (en) | 2022-08-10 | 2022-08-10 | Method for comparing and checking in-wall pipelines based on AR technology |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150310669A1 (en) * | 2014-04-28 | 2015-10-29 | The Regents Of The University Of Michigan | Blending real and virtual construction jobsite objects in a dynamic augmented reality scene of a construction jobsite in real-time |
| CN110880200A (en) * | 2019-11-15 | 2020-03-13 | 国网福建省电力有限公司 | Intelligent checking and accepting method for GIM model engineering based on three-dimensional reconstruction technology |
| CN114329695A (en) * | 2021-12-07 | 2022-04-12 | 中国建筑第七工程局有限公司 | BIM + MR construction management method based on HoloLens |
| CN114821003A (en) * | 2022-04-22 | 2022-07-29 | 长沙电力设计院有限公司 | Three-dimensional site arrangement method for transformer substation |
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2022
- 2022-08-10 CN CN202210955770.6A patent/CN115344924A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150310669A1 (en) * | 2014-04-28 | 2015-10-29 | The Regents Of The University Of Michigan | Blending real and virtual construction jobsite objects in a dynamic augmented reality scene of a construction jobsite in real-time |
| CN110880200A (en) * | 2019-11-15 | 2020-03-13 | 国网福建省电力有限公司 | Intelligent checking and accepting method for GIM model engineering based on three-dimensional reconstruction technology |
| CN114329695A (en) * | 2021-12-07 | 2022-04-12 | 中国建筑第七工程局有限公司 | BIM + MR construction management method based on HoloLens |
| CN114821003A (en) * | 2022-04-22 | 2022-07-29 | 长沙电力设计院有限公司 | Three-dimensional site arrangement method for transformer substation |
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