CN112884865B - High-precision exploration line profile topographic line compiling and drawing method for manganese ore - Google Patents

High-precision exploration line profile topographic line compiling and drawing method for manganese ore Download PDF

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CN112884865B
CN112884865B CN202110220981.0A CN202110220981A CN112884865B CN 112884865 B CN112884865 B CN 112884865B CN 202110220981 A CN202110220981 A CN 202110220981A CN 112884865 B CN112884865 B CN 112884865B
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李俊杰
吴冲龙
张夏林
曾祥武
尚薛剑
张楠
江志鹏
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Wuhan Dida Quanty Technology Co ltd
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Abstract

A high-precision exploration line profile topographic line drawing method for manganese ore comprises the steps of firstly obtaining exploration line data according to mineral exploration measurement data, and then obtaining drilling data according to drilling records; secondly, taking the horizontal distance and the elevation of the measuring points with non-space coordinates as x coordinates and y coordinates; making a perpendicular line from a measuring point of the space coordinate to a corresponding exploration line, and taking the distance from a foot to the starting point of the exploration line and the height of the measuring point as an x coordinate and a y coordinate; then making perpendicular lines from the drill holes on the exploration lines to the corresponding exploration lines, taking the distance from the foothold to the starting point of the exploration lines and the height of the measuring points as x coordinates and y coordinates, and finally sequentially connecting all the measuring points on the drawing frame according to the size sequence of the x coordinates to carry out smoothing treatment; the method converts space coordinates, namely three-dimensional coordinates, into plane coordinates, namely two-dimensional coordinates, is suitable for various data structures, and simultaneously processes the drill holes on the exploration lines, so that the accuracy of the sectional view is high and the sectional view conforms to the actual terrain.

Description

High-precision exploration line profile topographic line compiling and drawing method for manganese ore
Technical Field
The invention relates to a high-precision exploration line profile topographic line compiling and drawing method for manganese ore, and belongs to the field of drawing of manganese ore geological maps.
Background
The existing manganese ore geological profile topographic line or the existing manganese ore geological profile topographic line is manually drawn by utilizing mineral exploration measurement data, or a topographic line data is obtained by a map cutting profile, or a topographic line is fitted by utilizing a drill hole orifice elevation (including nearby drill holes), and the methods have more defects:
(1) when the measured point data and the deviation exploration line are obtained, if the obtained measured point data is a spatial coordinate, the position of the measured point in the profile is not easy to determine;
(2) when the drill hole deviates from the exploration line, the position of the drill hole on the section diagram is not easy to determine;
(3) the pattern cutting section mode and the mode of utilizing the elevation of the drill hole are not high in precision and have errors with the actual terrain.
Disclosure of Invention
In order to solve the technical problems in the prior art, the invention provides a method for drawing a topographic line of a high-precision survey line sectional view of manganese ore.
The technical scheme for achieving the aim of the invention is that the method for compiling the topographic line of the high-precision exploration line profile of the manganese ore at least comprises the following steps:
(1) acquiring exploration line data according to mineral exploration measurement data, inputting the exploration line data into a data table in a classified mode, and storing the data table into a database;
(2) acquiring drilling data according to the drilling record, inputting the drilling data into a data table in a classified manner, and storing the data table into a database;
(3) drawing a specification according to a manganese ore profile, and designing a drawing frame style;
(4) judging whether the data form of the measuring points in the exploration line is a space coordinate, if the data form is not the space coordinate, but a horizontal distance and an elevation, putting the measuring points into a drawing frame in a mode that a horizontal distance value is used as an x coordinate and an elevation value is used as a y coordinate; if the data form is a space coordinate, obtaining an x coordinate x of a foot of a measuring point on the exploration line according to the following formula4Y coordinate y4；
Figure GDA0003471590690000021
Figure GDA0003471590690000022
In the formula: x is the number of1For the x-coordinate, y, of the starting point of the exploration line1Y coordinate, x, of the starting point of the exploration line2Is the x-coordinate, y, of the end point of the exploration line2In the y-coordinate, x, of the end of the survey line3As the x-coordinate, y, of the measuring point3Is the y coordinate of the measuring point;
according to the coordinate x of the foot point4、y4And the coordinate x of the starting point of the exploration line1、y1Calculating a flat distance X according to the following formula;
Figure GDA0003471590690000023
in the formula: x is the number of1For the x-coordinate, y, of the starting point of the exploration line1Y coordinate, x, of the starting point of the exploration line4Is the x coordinate of the foot drop point, y4Is the y coordinate of the foot drop point;
placing the measuring points into a picture frame according to a mode that a horizontal distance value X is used as an X coordinate and a z coordinate value of the measuring points is used as a y coordinate;
(5) processing all the measuring points by repeating the step (4);
(6) determining whether the borehole is located on the survey line by the formula:
Figure GDA0003471590690000024
Figure GDA0003471590690000025
in the formula x1For the x-coordinate, y, of the starting point of the exploration line1Y coordinate, x, of the starting point of the exploration line2Is the x-coordinate, y, of the end point of the exploration line2The y coordinate of the end point of the exploration line; d is the distance from the borehole to the exploration line; x is the number of5Is the x-coordinate, y, of the borehole5Is the y coordinate of the borehole;
when d is 0, the borehole is on the survey line, then x of the borehole is setMark x5Y coordinate y5Instead of the x-coordinate x of the measuring point3Y coordinate of the measuring point3Calculating the horizontal distance of the drill hole according to the formula in the step (4), and putting the drill hole into the picture frame in a mode that the horizontal distance of the drill hole is used as an x coordinate and the elevation data of the drill hole is used as a y coordinate;
(7) sequentially connecting all measuring points on the drawing frame according to the sequence of the x coordinate from small to large to obtain a terrain line;
(8) and smoothing the terrain line to make the terrain line closer to a natural surface curve.
The technical scheme is further improved as follows: the mineral exploration measurement data in the step (1) comprise actually-measured terrain line data, main geological boundary line position data, exploration area numbers, exploration line numbers, measuring point data, geological codes, rock names, ground particles, boundary line types, azimuth angles, inclination angles and remarks.
And the smoothing treatment method in the step (8) is a cubic spline interpolation method.
The invention has the beneficial effects that:
1. the method can form a picture by using a computer, and has higher working efficiency;
2. the method converts the space coordinate, namely the three-dimensional coordinate, into the plane coordinate, namely the two-dimensional coordinate, thereby being suitable for various data structures; the applicability is strong.
3. The method inspects the position of the drill hole through the distance from the drill hole to the exploration line, processes the drill hole which is not on the exploration line, and enables the accuracy of the profile map to be high and to be in line with the actual terrain.
Drawings
FIG. 1 is a cross-section topographic line which is drawn by the high-precision exploration line cross-section topographic line drawing method for manganese ore.
Detailed Description
The present invention will be described in detail with reference to fig. 1 and examples, but the present invention is not limited to the examples.
A high-precision exploration line profile topographic line drawing method for manganese ore at least comprises the following steps:
acquiring exploration line data according to mineral exploration measurement data, inputting the exploration line data into a data table in a classified mode, and storing the data table into a database, wherein the mineral exploration measurement data comprise actual measurement terrain line data, main geological boundary line position data, exploration area numbers, exploration line numbers, measuring point data, geological codes, rock names, geological points, boundary line types, azimuth angles, inclination angles and remarks;
acquiring drilling data according to the drilling record, inputting the drilling data into a data table in a classified manner, and storing the data table into a database;
drawing a specification according to a manganese ore profile, designing a pattern frame style, and referring to a specification drawing (2009) of a solid mineral exploration geological map;
judging whether the data form of the measuring points in the exploration line is a space coordinate, if the data form is not the space coordinate, but a horizontal distance and an elevation, putting the measuring points into a drawing frame in a mode that a horizontal distance value is used as an x coordinate and an elevation value is used as a y coordinate; if the data form is a space coordinate, obtaining an x coordinate x of a foot of a measuring point on the exploration line according to the following formula4Y coordinate y4；
Figure GDA0003471590690000031
Figure GDA0003471590690000032
In the formula: x is the number of1For the x-coordinate, y, of the starting point of the exploration line1Y coordinate, x, of the starting point of the exploration line2Is the x-coordinate, y, of the end point of the exploration line2In the y-coordinate, x, of the end of the survey line3As the x-coordinate, y, of the measuring point3Is the y coordinate of the measuring point;
according to the coordinate x of the foot point4、y4And the coordinate x of the starting point of the exploration line1、y1Calculating a flat distance X according to the following formula;
Figure GDA0003471590690000041
in the formula: x is the number of1For the x-coordinate, y, of the starting point of the exploration line1Y coordinate, x, of the starting point of the exploration line4Is the x coordinate of the foot drop point, y4Is the y coordinate of the foot drop point;
placing the measuring points into a picture frame according to a mode that a horizontal distance value X is used as an X coordinate and a z coordinate value of the measuring points is used as a y coordinate;
repeating the steps until all the measuring points are processed;
the method uses the x coordinate and the y coordinate of an exploration line, namely a starting point and a terminal point, as a projection straight line, calculates the foot coordinate from a measuring point to the straight line, then calculates the distance from the foot point to the starting point of the exploration line, uses the calculated distance as the x coordinate and the z coordinate value of the measuring point as the y coordinate, thereby completing the conversion from a space coordinate, namely a three-dimensional coordinate, to a plane coordinate, namely a two-dimensional coordinate
Determining whether the borehole is located on the survey line by the formula:
Figure GDA0003471590690000042
Figure GDA0003471590690000043
in the formula x1For the x-coordinate, y, of the starting point of the exploration line1Y coordinate, x, of the starting point of the exploration line2Is the x-coordinate, y, of the end point of the exploration line2The y coordinate of the end point of the exploration line; d is the distance from the borehole to the exploration line; x is the number of5Is the x-coordinate, y, of the borehole5Is the y coordinate of the borehole;
when d is 0, the borehole is on the survey line, the x-coordinate x of the borehole will be5Y coordinate y5Instead of the x-coordinate x of the measuring point3Y coordinate of the measuring point3Calculating the horizontal distance of the drill hole according to the formula in the step, taking the horizontal distance of the drill hole as an x coordinate and the elevation data of the drill hole as a y coordinate, and drilling the drill holePutting the picture into a picture frame;
the method utilizes a formula from a point on a plane to a straight line to calculate the distance between a drill hole and an exploration line, namely the x coordinate and the y coordinate of a starting point and an end point, so as to judge whether the drill hole is positioned on the exploration line, and if the drill hole is positioned on the exploration line, the conversion from a drill hole coordinate, namely a three-dimensional coordinate to a plane coordinate, namely a two-dimensional coordinate is completed according to the space coordinate conversion method.
Referring to fig. 1, all measuring points on the drawing frame are sequentially connected according to the sequence of the x coordinate from small to large to obtain a terrain line;
and smoothing the topographic line by adopting a cubic spline interpolation method to enable the topographic line to be closer to a natural surface curve.

Claims (3)

1. A high-precision exploration line profile topographic line drawing method for manganese ore is characterized by at least comprising the following steps:
(1) acquiring exploration line data according to mineral exploration measurement data, inputting the exploration line data into a data table in a classified mode, and storing the data table into a database;
(2) acquiring drilling data according to the drilling record, inputting the drilling data into a data table in a classified manner, and storing the data table into a database;
(3) drawing a specification according to a manganese ore profile, and designing a drawing frame style;
(4) judging whether the data form of the measuring points in the exploration line is a space coordinate, if the data form is not the space coordinate, but a horizontal distance and an elevation, putting the measuring points into a drawing frame in a mode that a horizontal distance value is used as an x coordinate and an elevation value is used as a y coordinate; if the data form is a space coordinate, obtaining an x coordinate x of a foot of a measuring point on the exploration line according to the following formula4Y coordinate y4；
Figure FDA0003471590680000011
Figure FDA0003471590680000012
In the formula: x is the number of1For the x-coordinate, y, of the starting point of the exploration line1Y coordinate, x, of the starting point of the exploration line2Is the x-coordinate, y, of the end point of the exploration line2In the y-coordinate, x, of the end of the survey line3As the x-coordinate, y, of the measuring point3Is the y coordinate of the measuring point;
according to the coordinate x of the foot point4、y4And the coordinate x of the starting point of the exploration line1、y1Calculating a flat distance X according to the following formula;
Figure FDA0003471590680000013
in the formula: x is the number of1For the x-coordinate, y, of the starting point of the exploration line1Y coordinate, x, of the starting point of the exploration line4Is the x coordinate of the foot drop point, y4Is the y coordinate of the foot drop point;
placing the measuring points into a picture frame according to a mode that a horizontal distance value X is used as an X coordinate and a z coordinate value of the measuring points is used as a y coordinate;
(5) processing all the measuring points by repeating the step (4);
(6) determining whether the borehole is located on the survey line by the formula:
Figure FDA0003471590680000014
Figure FDA0003471590680000015
in the formula x1For the x-coordinate, y, of the starting point of the exploration line1Y coordinate, x, of the starting point of the exploration line2Is the x-coordinate, y, of the end point of the exploration line2The y coordinate of the end point of the exploration line; d is the distance from the borehole to the exploration line; x is the number of5Is the x-coordinate, y, of the borehole5Is the y coordinate of the borehole;
when d is equal to 0, the hole is drilledOn the survey line, the x coordinate x of the borehole will be5Y coordinate y5Instead of the x-coordinate x of the measuring point3Y coordinate of the measuring point3Calculating the horizontal distance of the drill hole according to the formula in the step (4), and putting the drill hole into the picture frame in a mode that the horizontal distance of the drill hole is used as an x coordinate and the elevation data of the drill hole is used as a y coordinate;
(7) sequentially connecting all measuring points on the drawing frame according to the sequence of the x coordinates from small to large to obtain a terrain line;
(8) and smoothing the terrain line to make the terrain line closer to a natural surface curve.
2. The high-precision exploration line profile topographical line drawing method for manganese ore according to claim 1, characterized in that: the mineral exploration measurement data in the step (1) comprise actually-measured terrain line data, main geological boundary line position data, exploration area numbers, exploration line numbers, measuring point data, geological codes, rock names, ground particles, boundary line types, azimuth angles, inclination angles and remarks.
3. The high-precision exploration line profile topographical line drawing method for manganese ore according to claim 1, characterized in that: and (4) the smoothing treatment method in the step (8) is a cubic spline interpolation method.
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CN108898670A (en) * 2018-07-26 2018-11-27 广州图石科技有限公司 A kind of three-dimensional geological modeling method based on entity and section

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CN106600661B (en) * 2016-12-20 2019-06-07 黄河勘测规划设计研究院有限公司 The method for accurately generating segmental arc geologic section
JP7148229B2 (en) * 2017-07-31 2022-10-05 株式会社トプコン METHOD FOR CREATING VERTICAL SECTION OF THREE-DIMENSIONAL POINT CLOUD DATA, SURVEY DATA PROCESSING DEVICE, AND SURVEY SYSTEM FOR THE SAME
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