CN113642058A - Automatic drawing method for tower footing section diagram of power transmission line iron tower - Google Patents
Automatic drawing method for tower footing section diagram of power transmission line iron tower Download PDFInfo
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- CN113642058A CN113642058A CN202110894240.0A CN202110894240A CN113642058A CN 113642058 A CN113642058 A CN 113642058A CN 202110894240 A CN202110894240 A CN 202110894240A CN 113642058 A CN113642058 A CN 113642058A
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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
- G06F30/12—Geometric CAD characterised by design entry means specially adapted for CAD, e.g. graphical user interfaces [GUI] specially adapted for CAD
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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
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
- G06T17/05—Geographic models
Abstract
The invention belongs to the technical field of power transmission line surveying, and particularly relates to an automatic drawing method of a tower footing section diagram of a power transmission line iron tower, which comprises the following steps: s1, selecting CAD on a computer as a development platform, selecting VisualLISP as a development tool, and distinguishing a corner tower and a tangent tower by reading in a tower position file algorithm and automatically judging the corner tower algorithm and the tangent tower algorithm; s2, reading in a corresponding measuring geographic coordinate file of the tower, calculating a corresponding coordinate conversion four-parameter file, and converting the measuring geographic coordinate into a local coordinate of the tower; s3, constructing a corresponding triangulation network according to the DEM file of the measuring elevation point; s4, calculating all tower footing section elevation coordinates through an interpolation elevation algorithm; according to the invention, the whole-process automation of data processing is realized by the automatic drawing method of the tower footing section diagram, two links of traditional manual data recording and data input are replaced, the mapping efficiency is improved in a breakthrough manner, and the manual workload of people in the surveying industry is reduced.
Description
Technical Field
The invention relates to the technical field of power transmission line surveying, in particular to an automatic drawing method of a power transmission line iron tower foundation section diagram.
Background
The tower footing section diagram is an important content in the survey result of the power transmission line, and in the current survey engineering of the power transmission line, the tower footing section diagram is an important basis for reasonably configuring the height legs and the height foundation of the iron tower and determining the excavation of earth and rocky ground; there are three main sources of current tower footing profile data: 1. actually measuring the horizontal distance and the height difference by the theodolite; 2. measuring by using a total station to obtain a plane coordinate or a horizontal distance and a height difference; 3. plane coordinates of GNSS measurements. And drawing the tower footing section diagram by a surveying and mapping staff through judgment, recording, inputting and mapping.
Aiming at the acquisition mode of the current tower footing section data, surveying and mapping personnel need to process tower footing data from different sources into an image so as to facilitate design work of designers; in the face of a large amount of tower footing data, the workload is large in the processes of judgment, recording, inputting, mapping and the like, errors are difficult to avoid, and the inspection and the check of the tower footing data need a large amount of repeated work, so that the time and the labor are wasted, and potential quality hazards are left; therefore, the method for automatically drawing the tower footing section diagram of the power transmission line iron tower is provided for solving the problems.
Disclosure of Invention
The invention provides an automatic drawing method for a tower footing section diagram of a power transmission line iron tower, aiming at making up for the defects of the prior art and solving the problems that in the face of a large amount of tower footing data, the workload of workers in the processes of judging, recording, inputting, mapping and the like is large, and errors are difficult to avoid.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an automatic drawing method of a tower footing section diagram of a power transmission line iron tower, which comprises the following steps:
s1, selecting CAD on a computer as a development platform, selecting Visual LISP as a development tool, and distinguishing a corner tower and a tangent tower by reading a tower position file algorithm and automatically judging the corner tower algorithm and the tangent tower algorithm;
s2, reading in a corresponding measuring geographic coordinate file of the tower, calculating a corresponding coordinate conversion four-parameter file, and converting the measuring geographic coordinate into a local coordinate of the tower;
s3, constructing a corresponding triangulation network according to the DEM file of the measuring elevation point;
s4, calculating all tower footing section elevation coordinates through an interpolation elevation algorithm;
s5, drawing a corresponding tower footing cross-section diagram according to the tower leg cross-section coordinates and the elevation, and finishing the main drawing of the tower footing cross-section diagram;
s6, inserting and drawing a corresponding frame and adding corresponding information according to the used frame; the automatic drawing method of the tower footing section diagram realizes the whole-process automation of data processing, replaces two links of traditional manual data recording and data input, improves the mapping efficiency in a breakthrough manner, reduces the error rate of finished products and reduces the manual workload of people in the surveying industry.
Preferably, in S1, the power transmission line tower position coordinates are formed into a tower position coordinate file according to the tower position sequence, when the program runs, the whole power transmission line tower position coordinate file is read in, and the corner tower and the tangent tower are correspondingly distinguished according to different angles of the tower positions; the tower footing data is extracted in a man-machine interaction mode, the traditional manual data copying and inputting link is replaced, and the working efficiency is greatly improved.
Preferably, the program in S2 performs automatic calculation according to the read geographical coordinate file of the tower, calculates four parameters of conversion between the measurement coordinate and the local coordinate of the tower footing, and converts the measurement coordinate into the local coordinate of the tower footing according to the four parameters; the data can be automatically converted into a tower footing file format after being extracted, and relevant tower position coordinates are calculated through a program, so that the mapping time of a tower footing cross-sectional diagram is greatly shortened, the operation efficiency is greatly improved, and meanwhile, the manual error quantity is reduced.
Preferably, in S3, a triangulation network is constructed according to the local coordinates, the triangulation network is subjected to topographic map equal-height distance segmentation according to a specific proportion, and a contour line is drawn according to a triangulation network relationship and a specific type line connection; the triangular network algorithm is constructed, so that the tower footing section diagram is drawn more accurately, the achievement quality is improved, and the influence on subsequent engineering construction due to errors of the tower footing section diagram is avoided.
Preferably, in S4, the program calculates corresponding distance coordinates by reading in relevant data of the tower leg positions, and then performs interpolation calculation on corresponding elevation points by using an interpolation algorithm to solve all the tower footing cross section elevation coordinates; the calculation of related elevation coordinates in the process of drawing the tower footing cross-section diagram is accelerated through an interpolation elevation algorithm, and errors in the process of manually copying and inputting tower footing data are avoided.
Preferably, the program in S5 selects a corresponding mapping scale and a mapping form according to the tower leg end coordinates and elevations, and automatically generates a tower footing cross-sectional diagram in a CAD format; the procedure automatically generates the tower footing section diagram through the related data, thereby realizing the whole-process automatic data processing, greatly improving the diagram forming efficiency and reducing the manual workload of workers.
Preferably, the program in S6 inserts the data and information related to the tower footing cross-section into the selected frame; the data in the tower footing cross-section diagram can be read more clearly by workers by inserting the related data and information of the tower footing cross-section diagram into the drawing frame.
The invention has the advantages that:
1. according to the invention, the whole-process automation of data processing is realized by the automatic drawing method of the tower footing cross-section diagram, two links of traditional manual data recording and data input are replaced, the diagram forming efficiency is improved in a breakthrough manner, the finished product error rate is reduced, and the manual workload of people in the surveying industry is reduced;
2. according to the invention, the tower footing finished product data can be submitted more quickly and accurately through the automatic drawing method of the tower footing section diagram, the structure, the electricity and other major are assisted to complete the tower shape design of the foundation, the construction period of the survey design is shortened, and favorable conditions are provided for the construction in the later stage of the engineering.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a flow chart of a method for automatically drawing a cross-sectional view of a tower footing of a power transmission line iron tower.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious 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.
Referring to fig. 1, an automatic drawing method for a cross-sectional view of a tower footing of an iron tower of a power transmission line includes the following steps:
s1, selecting CAD on a computer as a development platform, selecting Visual LISP as a development tool, and distinguishing a corner tower and a tangent tower by reading a tower position file algorithm and automatically judging the corner tower algorithm and the tangent tower algorithm;
s2, reading in a corresponding measuring geographic coordinate file of the tower, calculating a corresponding coordinate conversion four-parameter file, and converting the measuring geographic coordinate into a local coordinate of the tower;
s3, constructing a corresponding triangulation network according to the DEM file of the measuring elevation point;
s4, calculating all tower footing section elevation coordinates through an interpolation elevation algorithm;
s5, drawing a corresponding tower footing cross-section diagram according to the tower leg cross-section coordinates and the elevation, and finishing the main drawing of the tower footing cross-section diagram;
s6, inserting and drawing a corresponding frame and adding corresponding information according to the used frame; the automatic drawing method of the tower footing section diagram realizes the whole-process automation of data processing, replaces two links of traditional manual data recording and data input, improves the mapping efficiency in a breakthrough manner, reduces the error rate of finished products, reduces the manual workload of people in the surveying industry, can submit finished tower footing materials more quickly and accurately, assists the structure, electricity and other major industries to complete the basic tower shape design, shortens the construction period of the surveying design, and provides favorable conditions for the construction in the later period of the engineering.
In the step S1, the tower coordinates of the power transmission line are formed into a tower coordinate file according to the tower order, and when the program runs, the whole power transmission line tower coordinate file is read in, and the corner tower and the tangent tower are correspondingly distinguished according to different angles of the tower; the tower footing data is extracted in a man-machine interaction mode to replace the traditional manual data copying and inputting link, so that the working efficiency is improved, and the workload of manual data processing is greatly reduced.
The program in the step S2 performs automatic calculation according to the read geographical coordinate file of the tower, calculates four parameters of conversion between the measurement coordinate and the local coordinate of the tower footing, and converts the measurement coordinate into the local coordinate of the tower according to the four parameters; the data can be automatically converted into a tower footing file format after being extracted, and relevant tower position coordinate calculation is carried out through a program, so that the mapping time of a tower footing section diagram is greatly shortened, the operation efficiency is greatly improved, the human error is reduced, and the achievement quality is improved.
In the step S3, a triangulation network is constructed according to the local coordinates, the triangulation network is subjected to topographic map equal-height distance segmentation according to a specific proportion, and contour lines are drawn according to the triangulation network relation and a specific type line connection; the triangular net algorithm is constructed, so that the tower footing section diagram is drawn more accurately, and errors in drawing of the tower footing section diagram caused by large fluctuation and large gradient change of the tower footing are avoided, and subsequent engineering construction is influenced.
The program in the step S4 calculates corresponding distance coordinates by reading in relevant data of the tower leg positions, and then interpolates corresponding elevation points by an interpolation algorithm to solve all the tower footing cross section elevation coordinates; the calculation of the related elevation coordinates in the process of drawing the tower footing cross-section diagram is accelerated through the interpolation elevation algorithm, errors in the manual recording and inputting processes of the tower footing data are avoided, and the problem of tower footing data omission is reduced.
The program in the S5 selects a corresponding mapping scale and a mapping form according to the end face coordinates and the elevations of the tower legs, and automatically generates a tower footing section diagram in a CAD format; the procedure automatically generates the tower footing section diagram through the related data, thereby not only realizing the whole-process automatic data processing, greatly improving the diagram forming efficiency, but also reducing the error rate in the drawing process and reducing the manual workload of workers.
The program in S6 inserts the relevant data and information of the tower footing cross-section diagram into the selected frame; the data in the tower footing cross-sectional diagram can be read more clearly by the staff by inserting the relevant data and information of the tower footing cross-sectional diagram into the drawing frame, so that convenience is provided for construction in the later stage of the engineering.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (7)
1. A method for automatically drawing a cross-sectional diagram of a tower footing of a power transmission line iron tower is characterized by comprising the following steps: the drawing method comprises the following steps:
s1, selecting CAD on a computer as a development platform, selecting Visual LISP as a development tool, and distinguishing a corner tower and a tangent tower by reading a tower position file algorithm and automatically judging the corner tower algorithm and the tangent tower algorithm;
s2, reading in a corresponding measuring geographic coordinate file of the tower, calculating a corresponding coordinate conversion four-parameter file, and converting the measuring geographic coordinate into a local coordinate of the tower;
s3, constructing a corresponding triangulation network according to the DEM file of the measuring elevation point;
s4, calculating all tower footing section elevation coordinates through an interpolation elevation algorithm;
s5, drawing a corresponding tower footing cross-section diagram according to the tower leg cross-section coordinates and the elevation, and finishing the main drawing of the tower footing cross-section diagram;
and S6, inserting and drawing the corresponding frame according to the used frame and adding corresponding information.
2. The automatic drawing method of the tower footing section view of the power transmission line iron tower according to claim 1, characterized in that: and in the step S1, the power transmission line tower position coordinates are formed into a tower position coordinate file according to the tower position sequence, and when the program runs, the whole power transmission line tower position coordinate file is read in, and the corner tower and the tangent tower are correspondingly distinguished according to different angles of the tower positions.
3. The automatic drawing method of the tower footing section view of the power transmission line iron tower according to claim 2, characterized in that: and the program in the step S2 automatically calculates according to the read geographical coordinate file of the tower position, calculates four parameters of conversion between the measurement coordinate and the local coordinate of the tower footing, and converts the measurement coordinate into the local coordinate of the tower position according to the four parameters.
4. The automatic drawing method of the tower footing section view of the power transmission line iron tower according to claim 3, characterized by comprising the following steps of: and S3, constructing a triangulation network according to the local coordinates, performing topographic map equal-altitude distance segmentation on the triangulation network according to a specific proportion, and drawing a contour line according to the triangulation network relation and a specific type line connection.
5. The automatic drawing method of the tower footing section view of the power transmission line iron tower according to claim 4, characterized by comprising the following steps of: and in the S4, the program calculates corresponding distance coordinates by reading the relevant data of the tower leg positions, and then interpolates corresponding elevation points by an interpolation algorithm to calculate all the tower footing section elevation coordinates.
6. The automatic drawing method of the tower footing section view of the power transmission line iron tower according to claim 5, characterized in that: and the program in the S5 selects a corresponding mapping scale and a mapping form according to the end face coordinates and the elevations of the tower legs, and automatically generates a tower footing section diagram in a CAD format.
7. The automatic drawing method of the tower footing section view of the power transmission line iron tower according to claim 6, characterized in that: the process in S6 inserts the data and information related to the tower footing cross-section into the selected frame.
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| CN202110894240.0A CN113642058A (en) | 2021-08-05 | 2021-08-05 | Automatic drawing method for tower footing section diagram of power transmission line iron tower |
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| CN202110894240.0A CN113642058A (en) | 2021-08-05 | 2021-08-05 | Automatic drawing method for tower footing section diagram of power transmission line iron tower |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102750413A (en) * | 2012-06-19 | 2012-10-24 | 江苏省电力设计院 | Data processing and mapping method of topographic surveying of electric transmission line tower positions |
| CN103198185A (en) * | 2013-03-28 | 2013-07-10 | 国核电力规划设计研究院 | Method and device for drawing tower footing cross-section diagram |
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2021
- 2021-08-05 CN CN202110894240.0A patent/CN113642058A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102750413A (en) * | 2012-06-19 | 2012-10-24 | 江苏省电力设计院 | Data processing and mapping method of topographic surveying of electric transmission line tower positions |
| CN103198185A (en) * | 2013-03-28 | 2013-07-10 | 国核电力规划设计研究院 | Method and device for drawing tower footing cross-section diagram |
Non-Patent Citations (1)
| Title |
|---|
| 杨婕: "基于ArxObject的塔基断面自动绘制", 《城市地理》, no. 22, pages 3 * |
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