CN108759774B - Measuring method of irregular curved tunnel - Google Patents
Measuring method of irregular curved tunnel Download PDFInfo
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- CN108759774B CN108759774B CN201810518592.4A CN201810518592A CN108759774B CN 108759774 B CN108759774 B CN 108759774B CN 201810518592 A CN201810518592 A CN 201810518592A CN 108759774 B CN108759774 B CN 108759774B
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- G01C3/00—Measuring distances in line of sight; Optical rangefinders
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Abstract
The invention provides a measuring method of an irregular curved tunnel, which comprises the steps of establishing a BIM model with an LOD400 precision level; scanning the integral terrain of the construction site by using a three-dimensional holographic scanning technology, acquiring three-dimensional point cloud data information, and creating a three-dimensional point cloud model; then carrying out fitting analysis on the BIM model and the three-dimensional point cloud model to obtain deviation data; revising the BIM model to ensure that the BIM model is completely matched with the three-dimensional point cloud model; and finally, inputting the BIM model into terminal equipment of the BIM paying-off robot, controlling the BIM paying-off robot to complete measurement, paying-off and positioning of tunnel construction operation, and completing measurement operation of irregular curved tunnel construction. The method for measuring the irregular curved tunnel can be used for measuring the irregular curved tunnel, is high in measurement precision, simple and convenient in measurement operation, high in measurement operation efficiency, ingenious in design, simple and convenient to operate and low in cost, and is suitable for large-scale popularization and application.
Description
Technical Field
The invention relates to the technical field of civil engineering construction measurement, in particular to the technical field of tunnel engineering construction measurement, and specifically relates to a method for measuring an irregular curved tunnel.
Background
With the continuous progress of civil engineering construction technology, the infrastructure field is: in the construction and development of projects such as high-speed rails and highways, particularly in the construction process of mountainous high-speed rails and highways, tunnel excavation construction is inevitable. In the excavation process, how to ensure that the tunnel is constructed according to the construction drawing does not generate large deviation, and is one of the working difficulties of measurement in the tunnel construction process.
At present, the traditional measuring method adopts instruments and equipment such as a laser collimator, a theodolite, a level, a total station and the like, and combines the conventional measuring technology, so that the measuring work in the tunnel construction process is common. However, for the measurement of irregular curved tunnel excavation, it is obvious that the conventional apparatus and method are difficult, and even then, the measurement accuracy is not satisfactory, and the measurement accuracy and the measurement method are not proper, which often results in inefficiency and inefficiency of the measurement operation, and waste of materials and cost.
Obviously, in the process of excavating and constructing the irregular curved tunnel, when in measurement and paying-off operation, a safe, efficient and accurate measurement method is required to be adopted for operation, so that the requirement of measurement operation can be met. At present, the development of the information technology in the construction industry, particularly the application of the BIM technology and the application of the three-dimensional holographic scanning technology brings innovation to the measuring technology of the excavation construction of the infrastructure tunnel.
Disclosure of Invention
In order to overcome the disadvantages in the prior art, an object of the present invention is to provide a method for measuring an irregular curved tunnel, which is capable of performing a measurement operation on the irregular curved tunnel, has high measurement accuracy, simple measurement operation and high measurement operation efficiency, and is suitable for large-scale popularization and application.
The invention also aims to provide a measuring method of the irregular curved tunnel, which has the advantages of ingenious design, simple and convenient operation and low cost and is suitable for large-scale popularization and application.
In order to achieve the above purpose, the invention provides a method for measuring an irregular curved tunnel, which is characterized by comprising the following steps:
(1) creating a BIM model with an LOD400 precision grade according to a construction drawing of an irregular curved tunnel to be constructed and an integral topographic drawing of a construction site where the irregular curved tunnel to be constructed is located;
(2) scanning the integral terrain of the construction site by utilizing a three-dimensional holographic scanning technology, acquiring three-dimensional point cloud data information of the integral terrain of the construction site, creating a three-dimensional point cloud model of the integral terrain of the construction site according to the three-dimensional point cloud data information, and materializing the three-dimensional point cloud model;
(3) fitting and analyzing the BIM model and the three-dimensional point cloud model to obtain deviation data of the BIM model and the three-dimensional point cloud model;
(4) revising the BIM model according to the deviation data to enable the BIM model to be completely matched with the three-dimensional point cloud model;
(5) inputting the BIM model into terminal equipment of a BIM paying-off robot, and controlling the BIM paying-off robot to complete measurement, paying-off and positioning of construction operation of the irregular curved tunnel to be constructed through operating the terminal equipment of the BIM paying-off robot according to the BIM model, so as to complete measurement operation of construction of the irregular curved tunnel to be constructed.
Preferably, in the step (1), Autodesk review software is adopted to create the BIM model and label the anchor point.
Preferably, in the step (2), an unmanned aerial vehicle three-dimensional laser scanner is used for the scanning operation.
Preferably, in the step (2), the step of creating the three-dimensional point cloud model of the overall topography of the construction site according to the three-dimensional point cloud data information specifically includes: and processing the three-dimensional point cloud data information to obtain complete three-dimensional point cloud data of the integral terrain of the construction site to form the three-dimensional point cloud model.
Preferably, the processing comprises multi-site point cloud data splicing, point cloud data denoising, point cloud data fairing, point cloud data interpolation and point cloud data segmentation.
Preferably, in the step (2), the scanning operation is performed by using an unmanned aerial vehicle three-dimensional laser scanner, and the processing is performed by using point cloud data processing software of the unmanned aerial vehicle three-dimensional laser scanner.
Preferably, in the step (2), the point cloud data of the three-dimensional point cloud model is divided and labeled by using Autodesk ReCap software, so as to materialize the three-dimensional point cloud model.
Preferably, in the step (3), the fitting analysis is performed by using a geogenic control software.
Preferably, in the step (4), the revision is performed using Autodesk review software.
Preferably, in the step (4), the picking is performed by using Autodesk review software.
The invention has the following beneficial effects:
1. the measuring method of the irregular curved tunnel comprises the steps of establishing a BIM model with an LOD400 precision level; scanning the integral terrain of the construction site by using a three-dimensional holographic scanning technology, acquiring three-dimensional point cloud data information, and creating a three-dimensional point cloud model; then carrying out fitting analysis on the BIM model and the three-dimensional point cloud model to obtain deviation data; revising the BIM model to ensure that the BIM model is completely matched with the three-dimensional point cloud model; and finally, inputting the BIM model into terminal equipment of the BIM paying-off robot, controlling the BIM paying-off robot to complete measurement, paying-off and positioning of tunnel construction operation and completing measurement operation of irregular curved tunnel construction.
2. The measuring method of the irregular curved tunnel comprises the steps of establishing a BIM model with an LOD400 precision level; scanning the integral terrain of the construction site by using a three-dimensional holographic scanning technology, acquiring three-dimensional point cloud data information, and creating a three-dimensional point cloud model; then carrying out fitting analysis on the BIM model and the three-dimensional point cloud model to obtain deviation data; revising the BIM model to ensure that the BIM model is completely matched with the three-dimensional point cloud model; and finally, inputting the BIM model into terminal equipment of the BIM paying-off robot, controlling the BIM paying-off robot to complete measurement, paying-off and positioning of tunnel construction operation, and completing measurement operation of irregular curved tunnel construction.
These and other objects, features and advantages of the present invention will become more fully apparent from the following detailed description, the accompanying drawings and the appended claims, wherein like reference numerals refer to like parts throughout the several views, and wherein like reference numerals refer to like parts throughout the several views.
Drawings
Fig. 1 is a schematic flow chart of a measuring method of an irregular curved tunnel according to an embodiment of the present invention.
Detailed Description
In order to clearly understand the technical contents of the present invention, the following examples are given in detail.
Referring to fig. 1, in an embodiment of the present invention, a method for measuring an irregular curved tunnel includes the following steps:
(1) creating a BIM model with an LOD400 precision grade according to a construction drawing of an irregular curved tunnel to be constructed and an integral topographic drawing of a construction site where the irregular curved tunnel to be constructed is located;
(2) scanning the integral terrain of the construction site by utilizing a three-dimensional holographic scanning technology, acquiring three-dimensional point cloud data information of the integral terrain of the construction site, creating a three-dimensional point cloud model of the integral terrain of the construction site according to the three-dimensional point cloud data information, and materializing the three-dimensional point cloud model;
(3) fitting and analyzing the BIM model and the three-dimensional point cloud model to obtain deviation data of the BIM model and the three-dimensional point cloud model;
(4) revising the BIM model according to the deviation data to enable the BIM model to be completely matched with the three-dimensional point cloud model;
(5) inputting the BIM model into terminal equipment of a BIM paying-off robot, and controlling the BIM paying-off robot to complete measurement, paying-off and positioning of construction operation of the irregular curved tunnel to be constructed through operating the terminal equipment of the BIM paying-off robot according to the BIM model, so as to complete measurement operation of construction of the irregular curved tunnel to be constructed.
Any suitable software can be used for creating the BIM model and labeling the anchor point, and in a specific embodiment of the present invention, in the step (1), the Autodesk review software is used for creating the BIM model and labeling the anchor point.
The scanning operation may be performed by any suitable scanner, and in a specific embodiment of the present invention, in the step (2), the scanning operation is performed by an unmanned aerial vehicle three-dimensional laser scanner.
In the step (2), the step of creating the three-dimensional point cloud model of the overall topography of the construction site according to the three-dimensional point cloud data information may specifically include any suitable sub-steps, and in a specific embodiment of the present invention, the step of creating the three-dimensional point cloud model of the overall topography of the construction site according to the three-dimensional point cloud data information is specifically: and processing the three-dimensional point cloud data information to obtain complete three-dimensional point cloud data of the integral terrain of the construction site to form the three-dimensional point cloud model.
The processing may include any suitable specific processing means, and in a specific embodiment of the present invention, the processing includes multi-site point cloud data stitching, point cloud data denoising, point cloud data fairing, point cloud data interpolation, and point cloud data segmentation.
In the step (2), the processing may be performed by any suitable software, and in a specific embodiment of the present invention, in the case of performing the scanning operation by using an unmanned aerial vehicle three-dimensional laser scanner, the processing is performed by using point cloud data processing software of the unmanned aerial vehicle three-dimensional laser scanner.
In the step (2), the three-dimensional point cloud model may be materialized by using any suitable software, and in a specific embodiment of the present invention, the point cloud data of the three-dimensional point cloud model is subjected to binning and labeling processing by using Autodesk ReCap software, so as to materialize the three-dimensional point cloud model.
In step (3), the fitting analysis may be performed by using any suitable software, and in one embodiment of the present invention, the fitting analysis is performed by using a geogical control software.
In step (4), the revision may be performed by using any suitable software, and in a specific embodiment of the present invention, the revision is performed by using Autodesk review software.
In the step (4), the picking may be performed by using any suitable software, and in a specific embodiment of the present invention, the picking is performed by using an Autodesk review software.
The construction site of the irregular curved tunnel to be constructed may be, but is not limited to, a mountain, and in a specific embodiment of the present invention, the construction site of the irregular curved tunnel to be constructed is a mountain.
It can be understood that step (1) and step (2) of the present invention have no specific sequence, and both steps can be performed sequentially or simultaneously, or step (2) is performed first and then step (1) is performed, so as to achieve the object of the present invention.
The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Example 1
(1) After the construction drawing of the irregular curved tunnel to be constructed is completed, a BIM model of LOD400 precision grade is established according to the construction drawing and the integral topographic drawing of the mountain where the irregular curved tunnel to be constructed is located, and the BIM model must meet the requirements of LOD400 precision grade and meet and embody the model of construction drawing information. Software used for creating the model is not limited to Autodesk review software and series auxiliary software products thereof, and BIM software in various forms can be adopted according to the requirements of modeling convenience and flexibility.
Under the environment of Autodesk review software, according to the measurement positioning information provided by the construction drawing, marking positioning points on the BIM model with the LOD400 precision level, and inputting measurement data. Leading out a BIM model of LOD400 precision grade through Autodesk review software, and storing the BIM model as a DWG data format; in general, the data format is not limited thereto.
(2) Before tunnel excavation construction, scanning operation is carried out on the integral terrain of a mountain where a tunnel is located by using a three-dimensional holographic scanning technology and adopting an unmanned aerial vehicle three-dimensional laser scanner, and three-dimensional point cloud data information of the terrain is collected. And the three-dimensional point cloud data information of the integral terrain acquired by scanning is stored as an original file and stored in a storage card.
Outputting the collected three-dimensional point cloud data information of the integral terrain to a computer end from a storage card, and opening point cloud data processing software of the unmanned aerial vehicle three-dimensional laser scanner; processing the three-dimensional point cloud data information through software, specifically: multi-station point cloud data splicing, point cloud data denoising, point cloud data fairing, point cloud data interpolation and point cloud data segmentation; and (4) storing complete three-dimensional point cloud data through point cloud data processing. Generally, the point three-dimensional cloud data is ensured to truly represent the specific environment of the terrain; the three-dimensional point cloud model of the terrain derived from the software processing side is stored in XYZ data format, but the data format is not limited thereto.
Importing the three-dimensional point cloud model stored in an XYZ data format into Autodesk Recap software, and carrying out division and labeling processing on the point cloud data of the three-dimensional point cloud model through the Autodesk Recap software: the point cloud model is subjected to precision processing through a software function; processing point cloud data to materialize the three-dimensional point cloud model; and then, deriving a three-dimensional point cloud model through Autodesk ReCap software and storing the three-dimensional point cloud model in an rcp data format.
(3) In a computer environment, opening a Geomagic control software; importing a three-dimensional point cloud model in an XYZ data format into a Geomagic control software; leading the BIM model in the DWG data format into a Geomagic control software; fitting and analyzing the three-dimensional point cloud model and the BIM model through Geomagic control software; and obtaining deviation data of the three-dimensional point cloud model and the BIM model through fitting and analysis.
(4) Through the analysis of the three-dimensional point cloud model and the BIM model and the statistics of data deviation, the BIM model with the LOD400 precision grade is revised through the Autodesk review software, so that the BIM model and the three-dimensional point cloud model are completely matched and accord with each other.
And on the basis of the revised LOD400 precision level BIM model, picking up positioning point information through Autodesk review software.
(5) And (4) inputting the revised LOD400 precision level BIM model into the terminal equipment of the BIM paying-off robot by adopting the BIM paying-off robot.
The BIM model with the tunnel LOD400 precision grade is operated through terminal equipment of the BIM paying-off robot, the paying-off robot is controlled through operation to complete measurement, paying-off and positioning of tunnel construction operation, and measurement operation of irregular bent tunnel construction is completed.
It should be noted that, although the present invention provides a method for measuring an irregular curved tunnel, which is used for measuring an irregular curved tunnel, it should be understood by those skilled in the art that the present invention is also applicable to the measurement of a regular tunnel.
Compared with the prior art, the invention provides the measuring method for the irregular curved tunnel construction, overcomes the defects of poor measuring precision, difficult measuring operation and low measuring operation efficiency in the measuring operation process of the irregular curved tunnel construction, and realizes the innovation of the measuring method for the irregular curved tunnel construction.
In conclusion, the method for measuring the irregular curved tunnel can be used for measuring the irregular curved tunnel, and is high in measurement precision, simple and convenient in measurement operation, high in measurement operation efficiency, ingenious in design, simple and convenient to operate, low in cost and suitable for large-scale popularization and application.
It will thus be seen that the objects of the invention have been fully and effectively accomplished. The functional and structural principles of the present invention have been shown and described in the embodiments, and the embodiments may be modified without departing from the principles. Therefore, this invention includes all modifications encompassed within the spirit and scope of the claims.
Claims (10)
1. A measuring method of an irregular curved tunnel is characterized by comprising the following steps:
(1) creating a BIM model with an LOD400 precision grade according to a construction drawing of an irregular curved tunnel to be constructed and an integral topographic drawing of a construction site where the irregular curved tunnel to be constructed is located; according to the measurement positioning information provided by the construction drawing, marking positioning points on the BIM model of the LOD400 precision level, and inputting measurement data;
(2) before tunnel excavation construction, scanning the overall topography of the construction site by using a three-dimensional holographic scanning technology, acquiring three-dimensional point cloud data information of the overall topography of the construction site, creating a three-dimensional point cloud model of the overall topography of the construction site according to the three-dimensional point cloud data information, and materializing the three-dimensional point cloud model;
(3) fitting and analyzing the BIM model and the three-dimensional point cloud model to obtain deviation data of the BIM model and the three-dimensional point cloud model;
(4) revising the BIM according to the deviation data to enable the BIM to be completely matched with the three-dimensional point cloud model, and picking up locating point information on the basis of the revised BIM with the LOD400 precision level;
(5) inputting the BIM model into terminal equipment of a BIM paying-off robot, and controlling the BIM paying-off robot to complete measurement, paying-off and positioning of construction operation of the irregular curved tunnel to be constructed through operating the terminal equipment of the BIM paying-off robot according to the BIM model, so as to complete measurement operation of construction of the irregular curved tunnel to be constructed.
2. The method for measuring an irregular curved tunnel according to claim 1, wherein in the step (1), the BIM model is created and the anchor points are labeled by using Autodesk review software.
3. The method for measuring an irregularly curved tunnel according to claim 1, characterized in that in step (2), the scanning operation is performed using an unmanned aerial vehicle three-dimensional laser scanner.
4. The method for measuring an irregular curved tunnel according to claim 1, wherein in the step (2), the step of creating the three-dimensional point cloud model of the overall topography of the construction site according to the three-dimensional point cloud data information is specifically: and processing the three-dimensional point cloud data information to obtain complete three-dimensional point cloud data of the integral terrain of the construction site to form the three-dimensional point cloud model.
5. The method of claim 4, wherein the processing comprises multi-site point cloud data stitching, point cloud data de-noising, point cloud data fairing, point cloud data interpolation, and point cloud data segmentation.
6. The method for measuring an irregularly curved tunnel according to claim 4, characterized in that in step (2), the scanning operation is performed using an unmanned aerial vehicle three-dimensional laser scanner, and the processing is performed using point cloud data processing software of the unmanned aerial vehicle three-dimensional laser scanner.
7. The method according to claim 1, wherein in the step (2), the point cloud data of the three-dimensional point cloud model is divided and labeled by using Autodesk ReCap software, so as to substantiate the three-dimensional point cloud model.
8. The method for measuring an irregular curved tunnel according to claim 1, wherein in the step (3), the fitting analysis is performed using a geographic control software.
9. The method for measuring an irregular curved tunnel according to claim 1, wherein in the step (4), the revision is made using Autodesk review software.
10. The method for measuring an irregularly curved tunnel according to claim 1, characterized in that in step (4), the picking-up is performed using Autodesk review software.
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| CN110307957B (en) * | 2019-07-02 | 2021-07-13 | 中国建筑第八工程局有限公司 | High-precision prism-free lofting process for wind tunnel body |
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| CN110469348B (en) * | 2019-08-29 | 2021-05-11 | 中建八局轨道交通建设有限公司 | BIM technology-based underground tunnel large curve turning steel grid arrangement method |
| CN111023966A (en) * | 2019-11-28 | 2020-04-17 | 中铁十八局集团第五工程有限公司 | Tunnel measurement and control method based on combination of three-dimensional laser scanner and BIM |
| CN111294570B (en) * | 2020-03-27 | 2022-03-08 | 扬州大学 | Intelligent building construction system based on unmanned aerial vehicle and use method thereof |
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