CN110113572B - Real scene roaming method based on building information model - Google Patents
Real scene roaming method based on building information model Download PDFInfo
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- CN110113572B CN110113572B CN201910379564.3A CN201910379564A CN110113572B CN 110113572 B CN110113572 B CN 110113572B CN 201910379564 A CN201910379564 A CN 201910379564A CN 110113572 B CN110113572 B CN 110113572B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/204—Image signal generators using stereoscopic image cameras
- H04N13/207—Image signal generators using stereoscopic image cameras using a single 2D image sensor
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/204—Image signal generators using stereoscopic image cameras
- H04N13/207—Image signal generators using stereoscopic image cameras using a single 2D image sensor
- H04N13/221—Image signal generators using stereoscopic image cameras using a single 2D image sensor using the relative movement between cameras and objects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/275—Image signal generators from 3D object models, e.g. computer-generated stereoscopic image signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/302—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/695—Control of camera direction for changing a field of view, e.g. pan, tilt or based on tracking of objects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/183—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source
- H04N7/185—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source from a mobile camera, e.g. for remote control
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- 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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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
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- Closed-Circuit Television Systems (AREA)
Abstract
The invention relates to a software platform and a system of a BIM technology, and discloses a live-action roaming method based on a building information model. The method comprises the following steps: leading the BIM model made by modeling tool software into a BIM system platform and software; movable remote video monitoring equipment is installed in a place where live-action roaming is needed; periodically carrying out panoramic shooting on places needing to realize live-action roaming by adopting equipment with a panoramic shooting function; opening a BIM model, associating corresponding remote video monitoring equipment in a place where live-action roaming is needed, and uploading a corresponding panoramic shot picture; checking panoramic shooting live-action at a specified position through a BIM model display function, and performing live-action roaming checking; and opening remote video monitoring equipment needing to realize the real scene roaming position through the BIM model display function, and performing contrast roaming on the BIM model and the panoramic shooting real scene. By the scheme, all related unit personnel can conveniently and visually check the live-action pictures of the construction site, and the workload and the potential safety hazard are reduced.
Description
Technical Field
The invention relates to a software platform and a system of a BIM technology, in particular to a live-action roaming method based on a building information model.
Background
And the virtual model roaming is carried out on the basis of the BIM model, so that constructors can be familiar with the final presentation effect of the whole project construction conveniently.
The BIM (built Information model) is used as a novel building model design method, can help to realize the integration of building Information, and various Information is always integrated in a three-dimensional model Information database from the design, construction and operation of a building to the end of the whole life cycle of the building, so that personnel of a design team, a construction unit, a facility operation department, an owner and the like can perform cooperative work based on the BIM, thereby effectively improving the working efficiency, saving resources, reducing the cost and realizing sustainable development.
Panoramic shooting refers to shooting 360 degrees horizontally and 180 degrees vertically by taking a certain point as a center, and splicing a plurality of shot pictures into a picture with the length-width ratio of 2: the picture shooting and picture splicing method of figure 1. The basic shooting principle is to search the edge parts of two pictures and overlap the areas with the closest imaging effect to finish the automatic splicing of the pictures.
The software platform and system adopting the BIM technology in the current common construction industry mainly comprise: the Luban BIM platform of the Luban software group, the Guangda BIM5D software of the Guangda science and technology limited company, the EBIM software of the translation information technology (Shanghai) limited company and the like have advantages and characteristics of the software platforms and realize the virtual model roaming function based on the BIM model.
On a construction site, for some complex and important construction parts (such as basement pipe networks and finely decorated houses), in the construction process, related unit personnel (such as owner units, supervision units, general packet construction units, sub-packet units, labor units and the like) can often perform routing inspection; after the construction is finished, all the personnel are required to carry out quality detection to confirm whether the construction meets the design requirements. Due to the fact that the site situation of the construction site is complex, multiple personnel carry out on-site inspection, quality inspection and other work, and the workload of related personnel and potential safety hazards of the construction site are increased to a certain extent.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: aiming at the existing problems, a real scene roaming method based on a building information model is provided.
The technical scheme adopted by the invention is as follows: a real scene roaming method based on a building information model comprises the following steps: step S1, importing the BIM model made by modeling tool software into a BIM system platform and software; step S2, installing movable remote video monitoring equipment at the site where the live-action roaming is needed on the construction site; step S3, in the construction process, for the places needing to realize the live-action roaming, the equipment with the panoramic shooting function is periodically adopted to carry out the panoramic shooting; step S4, opening a BIM model in a software platform relating to the BIM technology, associating corresponding remote video monitoring equipment in a place where live-action roaming is needed, and uploading corresponding panoramic shot pictures; step S5, in a software platform relating to the BIM technology, checking panoramic shooting live-action at a specified position through a BIM model display function, and performing live-action roaming checking; and step S6, opening the remote video monitoring equipment needing to realize the live-action roaming position through the BIM model display function in the software platform relating to the BIM technology, and performing comparison roaming between the BIM model and the panoramic shooting live-action.
Further, in step S1, a BIM model file is created by using Revit, Bentley, Tekla, or ArchiCAD modeling tool software.
Further, in step S2, the remote video monitoring device has a cradle head, and the cradle head has a preset position function, and meanwhile, the rotational precision of the cradle head is 0.1 degree.
Further, in step S2, the image resolution of the remote video monitoring device is not lower than that of D4 standard, the video stream output by the remote high-definition video monitoring device is encoded by H264 and H265, stable transmission of the video stream with the maximum 1080P resolution is supported, and multiple paths of video output are supported.
Further, in step S2, a video storage device connected to the remote video monitoring device is provided, and the resolution of the stored video stream of the video storage device is not lower than 720P.
Further, in step S3, a tripod, a pan tilt and a single lens reflex are used to perform panoramic shooting, 6 images are shot in the horizontal direction, 2 images are shot at the top and bottom, and 720 panorama creation software is used to perform stitching processing on the shot images.
Further, the 720 panorama making software adopts PTGui or KRPano or Photoshop.
Further, in step S4, in the software platform related to the BIM technology, the BIM model is opened, the corresponding remote video monitoring device is associated in the BIM model by positioning the BIM model to a place where the live-action roaming needs to be implemented through a mouse, the system opens the monitoring picture of the associated remote video monitoring device, and the preset function of the remote video monitoring device is performed through remote control; simultaneously, moving the current picture in the BIM through roaming so that the current picture in the BIM and the preset picture of the remote video monitoring equipment are at the same position; and uploading the 720-degree panoramic picture which is already made in the step S3.
Further, in step S5, when the BIM model is opened for display, the location point of the panoramic picture added in step S4 is displayed through an icon, and when the operator clicks the icon, the system opens a new window, and the panoramic picture uploaded in step S4 is displayed through Html5 and JS technology at 720 degrees.
Further, in step S6, when the BIM model is opened for display, the location point of the remote video monitoring device associated in step S4 is displayed by an icon, and when the operator clicks the icon, the system opens a new window: the new window is divided into two parts, one part displays the BIM model in a BIM model roaming mode, and the new window can roam in four directions, namely up, down, left and right; the other part displays the monitoring picture of the remote video monitoring equipment at the position, and both the pictures are initially displayed on the preset position picture set in the step S4; when the system roams up, down, left and right in the BIM model, the system transmits the moving direction and the moving degree to a remote control interface of the remote video monitoring equipment with the holder at the position in a parameter form, and controls the holder equipment to move according to the same moving direction and moving degree.
Compared with the prior art, the beneficial effects of adopting the technical scheme are as follows: by adopting the technical scheme of the invention, through the operation of the BIM software platform and the system, all related unit personnel can conveniently and visually check the live-action pictures of the construction site, and the workload of manual site inspection and quality inspection and the hidden danger of safety management of the construction site are reduced.
Drawings
Fig. 1 is a flow chart of a real-scene roaming method based on a building information model according to the invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1, a live-action roaming method based on a building information model includes: step S1, importing the BIM model made by modeling tool software into a BIM system platform and software; step S2, installing movable remote video monitoring equipment at the site where the live-action roaming is needed on the construction site; step S3, in the construction process, for the places needing to realize the live-action roaming, regularly adopting the equipment with the panoramic shooting function to carry out the panoramic shooting (the shooting work can be realized manually); step S4, opening a BIM model in a software platform relating to the BIM technology, associating corresponding remote video monitoring equipment in a place where live-action roaming is needed, and uploading corresponding panoramic shot pictures; step S5, in a software platform relating to the BIM technology, checking panoramic shooting live-action at a specified position through a BIM model display function, and performing live-action roaming checking; and step S6, opening the remote video monitoring equipment needing to realize the live-action roaming position through the BIM model display function in the software platform relating to the BIM technology, and performing comparison roaming between the BIM model and the panoramic shooting live-action.
Preferably, in step S1, the model file created by Revit (or the model file created by modeling tool software such as Bentley, Tekla, ArchiCAD) is generally imported into the BIM system platform or software.
Preferably, in step S2, in a place where live-action roaming needs to be implemented on a construction site, a remote video monitoring device is installed at a suitable position, the remote video monitoring device is provided with a cradle head, the cradle head has a preset position function, and meanwhile, the rotation precision of the cradle head can reach 0.1 degree; the image resolution of the video monitoring equipment is not lower than the D4 standard (1280 multiplied by 720, horizontal 720 lines, progressive scanning); the video monitoring equipment is connected with video storage equipment, and the resolution of a stored video stream of the video storage equipment is not lower than 720P; the video stream output by the video monitoring device should be encoded by H264 and H265, and can support stable transmission of the video stream with the maximum 1080P resolution, and support multi-channel video output.
Preferably, in step S3, during the construction process, a special worker regularly goes to a place where live-action roaming is needed in the construction site, and performs 720-degree panorama shooting through a device with a panorama shooting function (in order to make the effect of the panorama shooting picture clearer, a tripod, a panorama head and a single lens reflex are generally used to perform panorama shooting, 6 images need to be shot in the horizontal direction, and 2 images are additionally added at the top and bottom), and then performs stitching processing with 720 panorama making software (generally using PTGui, KRPano, Photoshop, etc.).
Preferably, in step S4, in the software platform related to the BIM technology, the BIM model is opened, and the corresponding remote video monitoring device is associated with the BIM model and positioned to a place where the live-action roaming is to be implemented by a mouse: the system opens the monitoring picture of the video monitoring equipment and performs the presetting function of the equipment through remote control; and simultaneously, the current picture is moved in the BIM through roaming, so that the current picture in the BIM and the preset picture of the video monitoring equipment are at the same position. And then the 720-degree panoramic picture which is already made at the position is uploaded in step S3.
Preferably, in the step S5, when the BIM model is opened for display, the position point of the panoramic picture added in the step S4 is displayed through an icon, and when the operator clicks the icon, the system opens a new window, and the panoramic picture uploaded in the 720-degree panoramic display step S4 is realized through Html5 and a JS technology.
Preferably, in step S6, when the BIM model is opened for display in the software platform related to the BIM technology, the location point associated with the remote video monitoring device in the previous step S4 is displayed by an icon, and when the operator clicks the icon, the system opens a new window: the new window is divided into two parts, one part displays the BIM model in a BIM model roaming mode, and the new window can roam in four directions, namely up, down, left and right; the other part displays the monitoring picture of the remote video monitoring equipment at the position, and both pictures are initially displayed to the preset picture set in the step S4. When the user roams up, down, left and right in the BIM model (generally, the user controls the user through the up-down, left-right keys of a keyboard at a computer end and clicks the up-down, left-right icons at a mobile phone end), the system transmits the moving direction and the moving degree to a remote control interface of the remote video monitoring equipment with the holder at the position in a parameter form, and controls the holder equipment to move according to the same moving direction and moving degree, so that the video picture is consistent with the picture position roamed in the upper part BIM model.
The invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification and any novel method or process steps or any novel combination of features disclosed. Those skilled in the art to which the invention pertains will appreciate that insubstantial changes or modifications can be made without departing from the spirit of the invention as defined by the appended claims.
Claims (8)
1. A real scene roaming method based on a building information model is characterized by comprising the following steps: step S1, importing the BIM model made by modeling tool software into a BIM system platform and software; step S2, installing movable remote video monitoring equipment at the site where the live-action roaming is needed on the construction site; step S3, in the construction process, for the places needing to realize the live-action roaming, the equipment with the panoramic shooting function is periodically adopted to carry out the panoramic shooting; step S4, opening a BIM model in a software platform relating to the BIM technology, associating corresponding remote video monitoring equipment in a place where live-action roaming is needed, and uploading a panoramic shot picture shot by corresponding equipment with a panoramic shot function; step S5, in a software platform relating to the BIM technology, checking panoramic shooting live-action at a specified position through a BIM model display function, and performing live-action roaming checking; step S6, opening the remote video monitoring equipment needing to realize the live-action roaming position through the BIM model display function in the software platform relating to the BIM technology; in the step S4, in the software platform related to the BIM technology, opening the BIM model, positioning to a place where the live-action roaming needs to be implemented in the BIM model through a mouse, associating the corresponding remote video monitoring device, the system opening the monitoring picture of the associated remote video monitoring device, and performing the preset function of the remote video monitoring device through remote control; simultaneously, moving the current picture in the BIM through roaming so that the current picture in the BIM and the preset picture of the remote video monitoring equipment are at the same position; in step S6, when the BIM model is opened for display, the location point of the remote video monitoring device associated in step S4 is displayed by an icon, and when the operator clicks the icon, the system opens a new window: the new window is divided into two parts, one part displays the BIM model in a BIM model roaming mode, and the new window can roam in four directions, namely up, down, left and right; the other part displays the monitoring picture of the remote video monitoring equipment at the position, and both the pictures are initially displayed on the preset position picture set in the step S4; when the system roams up, down, left and right in the BIM model, the system transmits the moving direction and the moving degree to a remote control interface of the remote video monitoring equipment with the holder at the position in a parameter form, and controls the holder equipment to move according to the same moving direction and moving degree.
2. The method for real scene roaming based on building information model as claimed in claim 1, wherein in step S1, the BIM model file is made by using Revit or Bentley or Tekla or ArchiCAD modeling tool software.
3. The method for real scene roaming based on building information model as claimed in claim 1, wherein in step S2, the remote video monitoring device has a pan-tilt with preset position function and the pan-tilt rotation precision is 0.1 degree.
4. The method for real-scene roaming based on building information model as claimed in claim 1, wherein in step S2, the image resolution of the remote video surveillance device is not lower than D4 standard, the video stream output by the remote high-definition video surveillance device is encoded by H264 and H265, stable transmission of the video stream with maximum 1080P resolution is supported, and multiple video outputs are supported.
5. The method for real scene roaming based on building information model as claimed in claim 1, wherein in step S2, a video storage device connected to the remote video monitoring device is provided, and the video storage device has a stored video stream resolution not lower than 720P.
6. The method for real scene roaming based on building information model as claimed in claim 1, wherein in step S3, panoramic photography is performed using tripod, pan tilt and single lens reflex camera, 6 images are taken horizontally, 2 images are taken top and bottom, and 720 panorama making software is used to combine the taken images.
7. The method for realistic roaming based on building information model of claim 6, wherein the 720 panorama making software adopts PTGui or KRPano or Photoshop.
8. The method for real scene roaming based on building information model of claim 7, wherein in step S5, when the BIM model is opened for display, the position point of the panoramic picture added in step S4 is displayed by an icon, and when the operator clicks the icon, the system opens a new window, and the panoramic picture uploaded in step S4 is displayed by Html5 and JS technology in 720 degree panoramic view.
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| CN110750823A (en) * | 2019-09-27 | 2020-02-04 | 贵州百胜工程建设咨询有限公司 | BIM visual display method |
| CN110781549A (en) * | 2019-11-06 | 2020-02-11 | 中水三立数据技术股份有限公司 | Panoramic roaming inspection method and system for pump station |
| CN111047685B (en) * | 2019-12-16 | 2022-07-15 | 中国电力工程顾问集团西南电力设计院有限公司 | Method for realizing power plant BIM model panoramic roaming |
| CN111879671A (en) * | 2020-07-29 | 2020-11-03 | 广联达科技股份有限公司 | Environment monitoring method and device, electronic equipment and system |
| CN111985035B (en) * | 2020-08-27 | 2021-03-23 | 成都建工装饰装修有限公司 | BIM-based achievement display method and device for campus reduction system and storage medium |
| CN113779677B (en) * | 2021-09-10 | 2024-01-12 | 贵州华泰智远大数据服务有限公司 | Digital twin data rapid generation platform based on geographic position information service |
| CN114187414B (en) * | 2021-11-23 | 2023-04-07 | 南京北路软件技术有限公司 | Three-dimensional roaming inspection method and system for roadway |
| CN115964788A (en) * | 2022-12-28 | 2023-04-14 | 深圳市胜德建筑科技有限公司 | Building structure collision correction method and device based on BIM model |
| CN116702293B (en) * | 2023-07-07 | 2023-11-28 | 沈阳工业大学 | Implementation method of bridge BIM model interactive panoramic roaming |
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