CN115406317A - Automatic hole distribution method and device in complex blasting area of surface mine - Google Patents
Automatic hole distribution method and device in complex blasting area of surface mine Download PDFInfo
- Publication number
- CN115406317A CN115406317A CN202211137774.XA CN202211137774A CN115406317A CN 115406317 A CN115406317 A CN 115406317A CN 202211137774 A CN202211137774 A CN 202211137774A CN 115406317 A CN115406317 A CN 115406317A
- Authority
- CN
- China
- Prior art keywords
- hole
- distance
- blasting
- blast
- holes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005422 blasting Methods 0.000 title claims abstract description 166
- 238000009826 distribution Methods 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims abstract description 30
- 230000002452 interceptive effect Effects 0.000 claims description 8
- 238000000638 solvent extraction Methods 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 8
- 238000003860 storage Methods 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 3
- 238000004590 computer program Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 102200159389 rs58999456 Human genes 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C47/00—Machines for obtaining or the removal of materials in open-pit mines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D3/00—Particular applications of blasting techniques
- F42D3/04—Particular applications of blasting techniques for rock blasting
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Electron Beam Exposure (AREA)
Abstract
The application discloses an automatic hole distribution method and device in a complex blasting area of a surface mine, and the method comprises the following steps: dividing a blasting area into four sections; will L u Offset in the opposite direction of the blasting direction s u To give L' u Is prepared by mixing L d Offset in blasting direction s d To give L' d Is prepared by mixing L l Left offset s in blasting direction l To give L' l Is prepared by mixing L r Deviation s to the right in the blasting direction r To give L' r (ii) a L' u And L' l Is taken as a starting point and is along L' u Sequentially arranging holes according to the hole spacing h; l' d And L' l Is taken as a starting point and is along L' d Sequentially arranging holes according to the hole spacing h; at L' u And L' d The holes are distributed in sequence according to the hole spacing h and the row spacing r; to correspond toAnd adjusting the blast hole. Through the method and the device, the problem that manual hole distribution is used in the step blasting design of the surface mine is solved, the requirement for automatic hole distribution in a complex blasting area of the surface mine is met, the efficiency and the accuracy of the blasting design of the surface mine are obviously improved, and the blasting effect is improved.
Description
Technical Field
The application relates to the field of bench blasting design of surface mines, in particular to an automatic hole distribution method and device in a complex blasting area of a surface mine.
Background
When the bench blasting of the surface mine is designed, a manual hole distribution method is generally used, namely, coordinates of each blast hole in a blasting area are drawn one by one manually on drawing software, and the manual hole distribution method has the problems of large workload, low hole distribution precision and the like, so that the blasting effect is influenced.
Disclosure of Invention
The embodiment of the application provides an automatic hole distribution method and device in a complex blasting area of a surface mine, and aims to at least solve the problem of manual hole distribution in the step blasting design of the surface mine.
According to one aspect of the application, the automatic hole distribution method in the complex blasting area of the surface mine comprises the following steps: dividing a blast area into four segments, wherein the four segments comprise: one section in front of the blasting direction is a rear flat cable L u The section behind the blasting direction is a front row line L d The left side of the blasting direction is a left side line L l And the right side in the blasting direction is a right side line L r (ii) a Mixing L with u Offset in the opposite direction of the blasting direction s u To give L' u Is prepared by mixing L d Offset in blasting direction s d To give L' d From L to L l Left offset s in blasting direction l To give L' l Is prepared by mixing L r Offset to the right in the direction of blasting s r To give L' r Wherein the hole pitch is h, the row pitch is r, and the back row buffer distance is s u Left buffer distance of s l The right buffer distance is s r Front row safety distance is s d The hole distribution tolerance is t, and the minimum spacing parameter is x; l' u And L' l Is taken as a starting point and is along L' u Sequentially distributing holes according to the hole spacing h, and completing the arrangement of the blast holes in the rear row; l' d And L' l Is taken as a starting point, and is along L' d Sequentially arranging holes according to the hole spacing h to finish the arrangement of the blast holes in the front row; at L' u And L' d Holes are distributed in sequence according to the hole spacing h and the row spacing r, and the arrangement of blast holes among rows is finished; loading the coordinate data of the hole bottom of the blast hole of the previous step in the blasting area, and judging the minimum distance d between the blast holes arranged in the blasting area and the coordinate of the hole bottom of the blast hole of the previous step one by one mim When d is mim If x is less than x, the corresponding blast hole is adjusted.
Further, still include: in the blast hole where the arrangement is completed, the distance L 'is removed' u 、L' d Blast holes smaller than t, and removal distances L l Is less than s l A distance L r Is less than s r To complete the hole distribution in the blast area.
Further, dividing the blast zone into four segments includes: let the blasting area be { B 1 ,B 2 ,...,B n In which B 1 To B n Is the vertex of the polygon formed by the blasting area; according to the blasting direction parameter d, a rectangular region { P is constructed by clicking and inputting two pairs of corner points in the interactive view ld ,P rd ,P ru ,P lu In which P is ld ,P rd ,P ru ,P lu Four vertexes of the rectangular area respectively; sequentially judging { B 1 ,B 2 ,...,B n In with P ld ,P rd ,P ru ,P lu The closest point, will be { B 1 ,B 2 ,...,B n Divide it into four sections.
When d is mim If x, adjusting the corresponding blast hole comprises: adjusting L' u At a minimum distance d from the upper blast hole mim The Q is L 'by sequential adjustment from small to large' u The distance from the position of the upper step to the hole bottom coordinate U of the blast hole of the upper step is minimum, and the distance is set as d 1 ，d 1 < x, then Q is taken along L' u Moving y to V in the direction departing from U to make VU distance be x, and knowing ^ VQU
To obtain
And L 'is adjusted according to the same principle' d Blast holes are arranged; adjusting L' u And L' d Between the blast holes, also according to the minimum distance d mim Sequentially adjusting from small to large, setting the distance from B to the hole bottom coordinate A of the blast hole of the previous step to be minimum, and setting the distance to be d 2 The blast holes around B are P 1 ,P 2 ,P 3 ,P 4 ,P 5 ,P 6 Rays AB and P 1 P 2 Intersect with I, P 1 P 2 Is M, B is moved z to C along the BM direction so that the distance of AC is x, and IBM is known to be less than
To obtain
Further, the hole pitch, the row pitch, the rear row buffer distance, the left side buffer distance, the right side buffer distance, the front row safety distance, the hole arrangement tolerance, and the minimum pitch parameter are pre-configured by a user.
According to another aspect of the application, the automatic hole distribution device in the complex blasting area of the surface mine comprises: a dividing module, configured to divide a blasting area into four segments, where the four segments include: the front section in the blasting direction is a rear flat cable L u The section behind the blasting direction is a front row line L d The left side of the blasting direction is a left side line L l And the right side in the blasting direction is the right side line L r (ii) a An offset module for shifting L u Reverse deviation s in blasting direction u To give L' u Is prepared by mixing L d Deviation s in blasting direction d To give L' d Is prepared by mixing L l Left offset s in blasting direction l To give L' l From L to L r Offset to the right in the direction of blasting s r To give L' r Wherein the hole pitch is h, the row pitch is r, and the back row buffer distance is s u Left buffer distance of s l The right buffer distance is s r Front row safety distance of s d The hole distribution tolerance is t, and the minimum spacing parameter is x; arrangement module for L' u And L' l Is taken as a starting point and is along L' u Sequentially arranging holes according to the hole spacing h, and finishing the arrangement of the blast holes in the rear row; l' d And L' l Is taken as a starting point, and is along L' d Sequentially arranging holes according to the hole spacing h to finish the arrangement of the blast holes in the front row; l' u And L' d Holes are distributed in sequence according to the hole spacing h and the row spacing r, and the arrangement of blast holes among rows is finished; an adjusting module, configured to load coordinate data of hole bottoms of blast holes on the previous step in the blasting area, and determine minimum distance d between the blast holes arranged in the blasting area and the coordinates of hole bottoms of blast holes on the previous step one by one mim When d is mim If x is less than x, the corresponding blast hole is adjusted.
Further, the adjusting module is further configured to: in the blast hole of which arrangement is completed, distance L 'is removed' u 、L' d Blast holes smaller than t, and removal distances L l Is less than s l A distance L r Is less than s r To complete the hole distribution in the blast area.
Further, the dividing module is configured to: let the blasting area be { B 1 ,B 2 ,...,B n In which B 1 To B n Is the vertex of a polygon formed by the blasting area; according to the blasting direction parameter d, a rectangular region { P is constructed by clicking and inputting two pairs of corner points in the interactive view ld ,P rd ,P ru ,P lu In which P is ld ,P rd ,P ru ,P lu Four vertexes of the rectangular area respectively; sequentially judging { B 1 ,B 2 ,...,B n In with P ld ,P rd ,P ru ,P lu The closest point, will be { B 1 ,B 2 ,...,B n Divide it into four sections.
Further, the adjustment module is configured to: adjusting L' u At a minimum distance d from the upper blast hole mim Sequentially from small to large, and Q is L' u The distance from the position of the upper step to the hole bottom coordinate U of the blast hole of the upper step is minimum, and the distance is set as d 1 ，d 1 < x, then Q is taken along L' u Moving y to V in the direction departing from U to make VU distance be x, and knowing ^ VQU
To obtain
And isL 'is adjusted according to the same principle' d Blast holes are arranged; adjusting L' u And L' d Between the blast holes, also according to the minimum distance d mim Sequentially adjusting from small to large, setting the distance from B to the hole bottom coordinate A of the blast hole of the previous step to be minimum, and setting the distance to be d 2 And blast holes around B are P 1 ,P 2 ,P 3 ,P 4 ,P 5 ,P 6 Rays AB and P 1 P 2 Intersect with I, P 1 P 2 Is M, B is moved z to C along the BM direction so that the distance of AC is x, and IBM is known to be less than
To obtain
Further, the hole pitch, the row pitch, the rear row buffer distance, the left side buffer distance, the right side buffer distance, the front row safety distance, the hole arrangement tolerance, and the minimum pitch parameter are pre-configured by a user.
In the embodiment of the present application, a method for dividing a blasting area into four segments is adopted, wherein the four segments include: one section in front of the blasting direction is a rear flat cable L u The section behind the blasting direction is a front row line L d The left side of the blasting direction is a left side line L l And the right side in the blasting direction is the right side line L r (ii) a Mixing L with u Offset in the opposite direction of the blasting direction s u To give L' u Is prepared by mixing L d Deviation s in blasting direction d To give L' d Is prepared by mixing L l Left offset s in blasting direction l To give L' l Is prepared by mixing L r Deviation s to the right in the blasting direction r To give L' r Wherein the hole pitch is h, the row pitch is r, and the back row buffer distance is s u Left buffer distance is s l The right buffer distance is s r Front row safety distance of s d The hole distribution tolerance is t, and the minimum spacing parameter is x; l' u And L' l Is taken as a starting point and is along L' u Are sequentially distributed according to the hole spacing hHoles, and the arrangement of the blast holes in the back row is finished; l' d And L' l Is taken as a starting point and is along L' d Sequentially arranging holes according to the hole spacing h to finish the arrangement of the blast holes in the front row; l' u And L' d Holes are distributed in sequence according to the hole spacing h and the row spacing r, and the arrangement of blast holes among rows is finished; loading the coordinate data of the hole bottom of the blast hole of the previous step in the blasting area, and judging the minimum distance d between the blast holes arranged in the blasting area and the coordinate of the hole bottom of the blast hole of the previous step one by one mim When d is mim If x is less than x, the corresponding blast hole is adjusted. Through the method and the device, the problem that manual hole distribution is used in the step blasting design of the surface mine is solved, the requirement for automatic hole distribution in a complex blasting area of the surface mine is met, the efficiency and the accuracy of the blasting design of the surface mine are obviously improved, and the blasting effect is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application. In the drawings:
FIG. 1 is a flow chart of a method for automatically distributing holes in a complex blasting area of a surface mine according to an embodiment of the application;
FIG. 2 is a schematic illustration of a complex blast area of a surface mine according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a selected blast region according to an embodiment of the present application;
FIG. 4 is a schematic diagram of a back row hole arrangement according to an embodiment of the present application;
FIG. 5 is a schematic view of a front row of holes arrangement according to an embodiment of the present application;
fig. 6 is a schematic view of holes between a front flat cable and a rear flat cable according to an embodiment of the present application;
fig. 7 is a schematic diagram of hole bottom coordinate data of a last step blast hole in a blast zone according to an embodiment of the present application;
FIG. 8 is a schematic diagram of a back row hole adjustment principle according to an embodiment of the application;
fig. 9 is a schematic diagram illustrating a principle of adjusting blastholes between a front flat cable and a rear flat cable according to an embodiment of the application;
fig. 10 is a schematic diagram of the surface mine after automatic hole distribution and adjustment in the complex blasting area according to the embodiment of the application.
Detailed Description
It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
It should be noted that the steps illustrated in the flowcharts of the figures may be performed in a computer system such as a set of computer-executable instructions and that, although a logical order is illustrated in the flowcharts, in some cases, the steps illustrated or described may be performed in an order different than presented herein.
In this embodiment, there is provided an automatic hole distribution method in a complex blasting area of a surface mine, the method comprising the steps of:
step S1, dividing a blasting area into four sections, wherein the four sections comprise: one section in front of the blasting direction is a rear flat cable L u The section behind the blasting direction is a front row line L d The left side of the blasting direction is a left side line L l And the right side in the blasting direction is the right side line L r 。
In this step, there are various ways to divide the blasting region into four, for example, let the blasting region be { B } 1 ,B 2 ,...,B n In which B 1 To B n Is the vertex of a polygon formed by the blasting area; according to the blasting direction parameter d, a rectangular region { P is constructed by clicking and inputting two pairs of corner points in the interactive view ld ,P rd ,P ru ,P lu In which P is ld ,P rd ,P ru ,P lu Four vertexes of the rectangular area respectively; sequentially judging { B 1 ,B 2 ,...,B n In with P ld ,P rd ,P ru ,P lu The closest point, will be { B 1 ,B 2 ,...,B n Divide it into four sections.
Step S2Is prepared by mixing L u Offset in the opposite direction of the blasting direction s u To give L' u Is prepared by mixing L d Offset in blasting direction s d To give L' d Is prepared by mixing L l Left offset s in blasting direction l To give L' l Is prepared by mixing L r Offset to the right in the direction of blasting s r To give L' r Wherein the hole pitch is h, the row pitch is r, and the back row buffer distance is s u Left buffer distance of s l The right buffer distance is s r Front row safety distance is s d The hole distribution tolerance is t, and the minimum spacing parameter is x.
Step S3, with L' u And L' l Is taken as a starting point, and is along L' u Sequentially arranging holes according to the hole spacing h, and finishing the arrangement of the blast holes in the rear row; l' d And L' l Is taken as a starting point and is along L' d Sequentially arranging holes according to the hole spacing h to finish the arrangement of the blast holes in the front row; l' u And L' d The holes are distributed in sequence according to the hole spacing h and the row spacing r, and the arrangement of blast holes among rows is finished.
S4, loading coordinate data of the hole bottom of the blast hole of the previous step in the blasting area, and judging the minimum distance d between the blast holes arranged in the blasting area and the coordinate of the hole bottom of the blast hole of the previous step one by one mim When d is mim If x is less than x, the corresponding blast hole is adjusted.
In this step, a plurality of adjustment modes may be adopted, and in this embodiment, a preferred adjustment mode is provided, in which: adjusting L' u At a minimum distance d from the upper blast hole mim The Q is L 'by sequential adjustment from small to large' u The distance from the position of the upper step to the hole bottom coordinate U of the blast hole of the upper step is minimum, and the distance is set as d 1 ，d 1 < x, then Q is taken along L' u Moving y to V in the direction departing from U to make VU distance be x, and knowing ^ VQU
To obtain
And, adjusted according to the same principleL' d Blast holes are arranged; adjusting L' u And L' d Between the blast holes, again according to the minimum distance d mim Sequentially adjusting from small to large, setting B to be the minimum distance from the coordinate A of the bottom of the blast hole of the previous step, and setting the distance as d 2 The blast holes around B are P 1 ,P 2 ,P 3 ,P 4 ,P 5 ,P 6 Rays AB and P 1 P 2 Intersect with I, P 1 P 2 Is M, B is moved z to C along the BM direction so that the distance of AC is x, and IBM is known to be less than
To obtain
In the steps, automatic adjustment and adjustment of the positions of the blast holes can be carried out according to the parameters of the blast holes which are configured in advance, and the problem that manual hole distribution is used in the step blasting design of the surface mine is solved, so that the requirement for automatic hole distribution in a complex blasting area of the surface mine is met, the efficiency and the accuracy of the blasting design of the surface mine are obviously improved, and the blasting effect is improved.
In order to make the arrangement of the blast holes more reasonable, in one embodiment, the method may further include: in the blast hole of which arrangement is completed, distance L 'is removed' u 、L' d Blast holes smaller than t, and removal distances L l Is less than s l A distance L r Is less than s r To complete the hole distribution in the blast area.
In the above step, the hole pitch, the row pitch, the rear row buffer distance, the left side buffer distance, the right side buffer distance, the front row safety distance, the hole arrangement tolerance, and the minimum pitch parameter are pre-configured by a user. As an optional embodiment, the shape, the location, and the area of the blasting region may be retrieved from historical data, a region with the highest similarity to the blasting region is found from the historical data, and parameters (for example, the hole pitch, the row pitch, the back row buffer distance, the left buffer distance, the right buffer distance, the front row safety distance, the hole arrangement tolerance, and the minimum pitch parameter) used by the region with the highest similarity during blasting are recommended to a user as a basis for parameter setting by the user.
An alternative embodiment of the present application is described below with reference to the drawings. Fig. 1 is a flowchart of an automatic hole distribution method in a complex blasting area of a surface mine according to an embodiment of the present application, and as shown in fig. 1, the present embodiment provides an automatic hole distribution method in a complex blasting area of a surface mine, including the following steps:
And 102, selecting a blasting area.
In this step, a complex blasting region is set to { B } 1 ,B 2 ,...,B n In which B 1 To B n Is the vertex of a polygon formed by a blasting area, and two pairs of corner points, such as R, are input by clicking in an interactive view in combination with a blasting direction parameter d ld ,R ru Constructing a rectangular region { P ld ,P rd ,P ru ,P lu In which P is ld ,P rd ,P ru ,P lu Four vertexes of the rectangular area respectively, and { B is sequentially judged 1 ,B 2 ,...,B n In with P ld ,P rd ,P ru ,P lu Nearest point, thus will { B } 1 ,B 2 ,...,B n The front section in the blasting direction is a rear flat cable L u The section behind the blasting direction is a front row line L d The left side of the blasting direction is a left side line L l The right side of the blasting direction is a right side line L r 。
And 103, automatically distributing holes in the blasting area.
In this step, let the hole pitch be h, the row pitch be r, and the back row buffer distance be s u Left buffer distance of s l The right buffer distance is s r Front row safety distance is s d The hole distribution tolerance is t, the minimum spacing parameter is x, and L is u Reverse deviation s in blasting direction u To give L' u From L to L d Offset in blasting direction s d To give L' d Is prepared by mixing L l Left offset s in blasting direction l To give L' l Is prepared by mixing L r Offset to the right in the direction of blasting s r To give L' r First, by L' u And L' l Is taken as a starting point, and is along L' u Holes are distributed in sequence according to the hole spacing h, so that automatic arrangement of the back row of holes is completed; then, by L' d And L' l Is taken as a starting point and is along L' d Holes are distributed in sequence according to the hole spacing h, so that automatic arrangement of the front row of holes is completed; finally, at L' u And L' d Regularly distributing holes r according to the hole pitch h and the row pitch, and removing the distance L' u 、L' d Blast hole less than t, and removing distance L l Is less than s l A distance L r Is less than s r To complete { B } 1 ,B 2 ,...,B n Automatic hole distribution in the devices.
And 104, adjusting hole distribution according to the punching data of the previous step in the blasting area.
In the step, the coordinate data of the bottom of the blast hole of the previous step in the blasting area is automatically loaded, and the { B is judged one by one 1 ,B 2 ,...,B n Minimum distance d between blast hole in the row and the bottom coordinate of the blast hole of the previous step mim When d is mim If x is less than x, the corresponding blast hole needs to be adjusted.
First, L 'is adjusted' u At a minimum distance d from the upper blast hole mim The Q is L 'by sequential adjustment from small to large' u The distance from the position of the upper step to the hole bottom coordinate U of the blast hole of the upper step is minimum, and the distance is set as d 1 ，d 1 < x, then Q is taken along L' u Moving y to V in the direction departing from U to make VU distance be x, and knowing ^ VQU
Thereby obtaining
Next, L 'is adjusted according to the same principle' d Blast holes are arranged; finally, adjust L' u And L' d Between the blast holes, again according to the minimum distance d mim Sequentially adjusting from small to large, setting B to be the minimum distance from the coordinate A of the bottom of the blast hole of the previous step, and setting the distance as d 2 And blast holes around B are P 1 ,P 2 ,P 3 ,P 4 ,P 5 ,P 6 Rays AB and P 1 P 2 Intersect with I, P 1 P 2 Is M, B is moved z to C along the BM direction so that the distance of AC is x, and IBM is known to be less than
Thereby obtaining
To illustrate the method for automatically distributing holes in a complex blasting area of a surface mine according to the present embodiment, an example will be described below.
A1, step blasting design of a certain surface mine, wherein a user sets a blasting direction to be 3.5 degrees, a hole spacing to be 6m, a row spacing to be 4.5m, a back row buffering distance to be 4m, a left side buffering distance to be 2m, a right side buffering distance to be 2m, a front row safety distance to be 2m, a hole distribution tolerance to be 3.5m and a minimum spacing to be 1.5m.
And A2, constructing a rectangular area by clicking and inputting two pairs of corner points in an interactive view and dividing the blasting area into four parts, namely a rear flat cable, a front flat cable, a left side line and a right side line, according to the blasting direction, wherein the complicated blasting area is shown in figure 2, and is shown in figure 3.
A3, reversely offsetting the rear flat cable for 4m along the blasting direction, offsetting the front flat cable for 2m along the blasting direction, offsetting the left side line for 2m along the left side of the blasting direction, offsetting the right side line for 2m along the right side of the blasting direction, and automatically arranging rear row holes as shown in FIG. 4; secondly, arranging the front row of holes as shown in FIG. 5; finally, the remaining blastholes are arranged as shown in fig. 6.
A4, automatically loading the coordinate data of the bottom of the blast hole of the upper step in the blasting area, such asAs shown in fig. 7, the minimum distance between the blast hole in the blasting area and the hole bottom coordinate of the blast hole on the previous step is determined one by one, and first, the back row of holes is adjusted, and the adjustment is performed in sequence from the minimum distance to the maximum distance, as shown in fig. 8, Q belongs to the back row of holes, the distance from the Q to the hole bottom coordinate U of the previous step is the minimum, and the Q is moved from y to V along the direction deviating from the U of the shifted back row of holes, so that the distance of VU is 1.5m; secondly, adjusting the front row of holes according to the same principle; finally, the rest blast holes are adjusted, and the rest blast holes are also adjusted in sequence from small to large according to the minimum distance, as shown in fig. 9, the distance from B to the bottom coordinate A of the blast hole of the previous step is minimum, and the blast holes around B are P 1 ,P 2 ,P 3 ,P 4 ,P 5 ,P 6 Rays AB and P 1 P 2 Intersect with I, P 1 P 2 B is moved z to C in the BM direction so that the distance of AC is 1.5M; the schematic diagram of the automatic hole distribution and adjustment in the complex blasting area of the surface mine is finally obtained and is shown in fig. 10.
In this embodiment, an electronic device is provided, comprising a memory in which a computer program is stored and a processor configured to run the computer program to perform the method in the above embodiments.
The programs described above may be run on a processor or may also be stored in memory (or referred to as computer-readable media), which includes both non-transitory and non-transitory, removable and non-removable media, that implement information storage by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of computer storage media include, but are not limited to, phase change memory (PRAM), static Random Access Memory (SRAM), dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), read Only Memory (ROM), electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, compact disc read only memory (CD-ROM), digital Versatile Discs (DVD) or other optical storage, magnetic cassettes, magnetic tape, magnetic disk storage or other magnetic storage devices, or any other non-transmission medium that can be used to store information that can be accessed by a computing device. As defined herein, a computer readable medium does not include a transitory computer readable medium such as a modulated data signal and a carrier wave.
These computer programs may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks, and corresponding steps may be implemented by different modules.
Such an apparatus or system is provided in this embodiment. The device is called an automatic hole distribution device in a complex blasting area of a surface mine, and comprises: a dividing module, configured to divide a blasting area into four segments, where the four segments include: the front section in the blasting direction is a rear flat cable L u The section behind the blasting direction is a front row line L d The left side of the blasting direction is a left side line L l And the right side in the blasting direction is the right side line L r (ii) a An offset module for shifting L u Reverse deviation s in blasting direction u To give L' u Is prepared by mixing L d Deviation s in blasting direction d To give L' d From L to L l Left offset s in blasting direction l To give L' l From L to L r Offset to the right in the direction of blasting s r To give L' r Wherein the hole pitch is h, the row pitch is r, and the back row buffer distance is s u Left buffer distance of s l The right buffer distance is s r Front row safety distance of s d The hole distribution tolerance is t, and the minimum spacing parameter is x; an arrangement module for providing L' u And L' l Is taken as a starting point and is along L' u Sequentially distributing holes according to the hole spacing h, and completing the arrangement of the blast holes in the rear row; l' d And L' l Is taken as a starting point and is along L' d Sequentially arranging holes according to the hole spacing h to finish the arrangement of the blast holes in the front row; l' u And L' d Sequentially arranging holes according to the hole spacing h and the row spacing r to finish row-to-row blast hole distributionPlacing; an adjusting module, configured to load coordinate data of hole bottoms of blast holes on the previous step in the blasting area, and determine minimum distance d between the blast holes arranged in the blasting area and the coordinates of hole bottoms of blast holes on the previous step one by one mim When d is mim If x is less than x, the corresponding blast hole is adjusted.
The system or the apparatus is used for implementing the functions of the method in the foregoing embodiments, and each module in the system or the apparatus corresponds to each step in the method, which has been described in the method and is not described herein again.
For example, the adjustment module is further configured to: in the blast hole where the arrangement is completed, the distance L 'is removed' u 、L' d Blast holes smaller than t, and removal distances L l Is less than s l A distance L r Is less than s r To complete the hole distribution in the blast area.
For another example, the partitioning module is configured to: let the blasting area be { B 1 ,B 2 ,...,B n In which B 1 To B n Is the vertex of the polygon formed by the blasting area; according to the blasting direction parameter d, a rectangular region { P is constructed by clicking and inputting two pairs of corner points in the interactive view ld ,P rd ,P ru ,P lu In which P is ld ,P rd ,P ru ,P lu Four vertexes of the rectangular area respectively; sequentially judging { B 1 ,B 2 ,...,B n In with P ld ,P rd ,P ru ,P lu The closest point, will be { B 1 ,B 2 ,...,B n Divide it into four sections.
For another example, the adjustment module is configured to: adjusting L' u At a minimum distance d from the upper blast hole mim The Q is L 'by sequential adjustment from small to large' u The distance from the position of the upper step to the hole bottom coordinate U of the blast hole of the upper step is minimum, and the distance is set as d 1 ，d 1 < x, then Q is taken along L' u Moving y to V in the direction departing from U to make VU distance be x, and knowing ^ VQU
To obtain
And L 'is adjusted according to the same principle' d Blast holes are arranged; adjusting L' u And L' d Between the blast holes, also according to the minimum distance d mim Sequentially adjusting from small to large, setting the distance from B to the hole bottom coordinate A of the blast hole of the previous step to be minimum, and setting the distance to be d 2 And blast holes around B are P 1 ,P 2 ,P 3 ,P 4 ,P 5 ,P 6 Rays AB and P 1 P 2 Intersect with I, P 1 P 2 Is M, B is moved z to C along the BM direction so that the distance of AC is x, and IBM is known to be less than
To obtain
Through the embodiment, the problem that manual hole distribution is used in the step blasting design of the surface mine is solved, so that the requirement for automatic hole distribution in a complex blasting area of the surface mine is met, the efficiency and the accuracy of the blasting design of the surface mine are obviously improved, and the blasting effect is improved.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art to which the present application pertains. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (10)
1. An automatic hole distribution method in a complex blasting area of a surface mine is characterized by comprising the following steps:
dividing a blast area into four segments, wherein the four segments comprise: one section in front of the blasting direction is a rear flat cable L u The section behind the blasting direction is a front row line L d The left side of the blasting direction is a left side line L l And explodeThe right side in the breaking direction is a right side line L r ；
Will L u Reverse deviation s in blasting direction u To give L' u From L to L d Offset in blasting direction s d To give L' d Is prepared by mixing L l Left offset s in blasting direction l To give L' l Is prepared by mixing L r Deviation s to the right in the blasting direction r To give L' r Wherein the hole pitch is h, the row pitch is r, and the back row buffer distance is s u Left buffer distance of s l Right buffer distance of s r Front row safety distance of s d The hole distribution tolerance is t, and the minimum spacing parameter is x;
l' u And L' l Is taken as a starting point, and is along L' u Sequentially arranging holes according to the hole spacing h, and finishing the arrangement of the blast holes in the rear row;
l' d And L' l Is taken as a starting point and is along L' d Sequentially arranging holes according to the hole spacing h to finish the arrangement of the blast holes in the front row;
l' u And L' d Holes are distributed in sequence according to the hole spacing h and the row spacing r, and the arrangement of blast holes among rows is finished;
loading the coordinate data of the hole bottom of the blast hole of the previous step in the blasting area, and judging the minimum distance d between the blast holes arranged in the blasting area and the coordinate of the hole bottom of the blast hole of the previous step one by one mim When d is mim If x is less than x, the corresponding blast hole is adjusted.
2. The method of claim 1, further comprising:
in the blast hole of which arrangement is completed, distance L 'is removed' u 、L' d Blast holes smaller than t, and removal distances L l Is less than s l A distance L r Is less than s r To complete the hole distribution in the blast area.
3. The method of claim 1, wherein dividing the blast region into four segments comprises:
let the blasting area be { B 1 ,B 2 ,...,B n In which B 1 To B n Is the vertex of the polygon formed by the blasting area;
according to the blasting direction parameter d, a rectangular region { P is constructed by clicking and inputting two pairs of corner points in the interactive view ld ,P rd ,P ru ,P lu In which P is ld ,P rd ,P ru ,P lu Four vertexes of the rectangular area respectively;
sequentially judging { B 1 ,B 2 ,...,B n In with P ld ,P rd ,P ru ,P lu The closest point, will be { B 1 ,B 2 ,...,B n Divide it into four sections.
4. The method of claim 1, wherein d is mim If x is less than x, adjusting the corresponding blast holes comprises:
adjusting L' u At a minimum distance d from the upper blast hole mim The Q is L 'by sequential adjustment from small to large' u The distance from the position of the upper step to the hole bottom coordinate U of the blast hole of the upper step is minimum, and the distance is set as d 1 ，d 1 < x, then Q is taken along L' u Moving y to V away from U to make VU have a distance x, known as @ VQU
To obtain
And L 'is adjusted according to the same principle' d Blast holes are arranged;
adjusting L' u And L' d Between the blast holes, also according to the minimum distance d mim Sequentially adjusting from small to large, setting the distance from B to the hole bottom coordinate A of the blast hole of the previous step to be minimum, and setting the distance to be d 2 The blast holes around B are P 1 ,P 2 ,P 3 ,P 4 ,P 5 ,P 6 Rays AB and P 1 P 2 Intersect with I, P 1 P 2 M, then B is along BM sideMoving z to C to make the distance of AC be x, and knowing ^ IBM
To obtain
5. The method of any of claims 1 to 4, wherein the hole pitch, the row pitch, the back row buffer distance, the left side buffer distance, the right side buffer distance, the front row safety distance, the hole placement tolerance, and the minimum pitch parameter are pre-configured by a user.
6. The utility model provides an automatic cloth hole device in open mine complicated blasting area which characterized in that includes:
a dividing module, configured to divide a blasting area into four segments, where the four segments include: one section in front of the blasting direction is a rear flat cable L u The section behind the blasting direction is a front row line L d The left side of the blasting direction is a left side line L l And the right side in the blasting direction is the right side line L r ；
An offset module for shifting L u Offset in the opposite direction of the blasting direction s u To give L' u From L to L d Offset in blasting direction s d To give L' d Is prepared by mixing L l Left offset s in blasting direction l To give L' l From L to L r Deviation s to the right in the blasting direction r To give L' r Wherein the hole pitch is h, the row pitch is r, and the back row buffer distance is s u Left buffer distance of s l The right buffer distance is s r Front row safety distance of s d The hole distribution tolerance is t, and the minimum spacing parameter is x;
arrangement module for L' u And L' l Is taken as a starting point and is along L' u Sequentially distributing holes according to the hole spacing h, and completing the arrangement of the blast holes in the rear row; l' d And L' l Of (2) cross pointTaken as starting point, along L' d Sequentially arranging holes according to the hole spacing h to finish the arrangement of the blast holes in the front row; l' u And L' d Holes are distributed in sequence according to the hole spacing h and the row spacing r, and the arrangement of blast holes among rows is finished;
an adjusting module, configured to load coordinate data of hole bottoms of blast holes on the previous step in the blasting area, and determine minimum distance d between the blast holes arranged in the blasting area and the coordinates of hole bottoms of blast holes on the previous step one by one mim When d is mim If x is less than x, the corresponding blast hole is adjusted.
7. The apparatus of claim 6, wherein the adjustment module is further configured to:
in the blast hole where the arrangement is completed, the distance L 'is removed' u 、L' d Blast holes smaller than t, and removal distances L l Is less than s l Distance L of r Is less than s r To complete the hole distribution in the blast area.
8. The apparatus of claim 6, wherein the partitioning module is configured to:
let the blasting area be { B 1 ,B 2 ,...,B n In which B 1 To B n Is the vertex of the polygon formed by the blasting area;
according to the blasting direction parameter d, two pairs of corner points are input in an interactive view in a clicking mode to construct a rectangular region { P } ld ,P rd ,P ru ,P lu In which P is ld ,P rd ,P ru ,P lu Four vertexes of the rectangular area respectively;
sequentially judging { B 1 ,B 2 ,...,B n In with P ld ,P rd ,P ru ,P lu The closest point, will be { B 1 ,B 2 ,...,B n Divide it into four sections.
9. The apparatus of claim 6, wherein the adjustment module is configured to:
adjusting L' u At a minimum distance d from the upper blast hole mim The Q is L 'by sequential adjustment from small to large' u The distance between the upper part and the bottom coordinate U of the blast hole of the previous step is minimum, and the distance is set as d 1 ，d 1 < x, then Q is taken along L' u Moving y to V away from U to make VU have a distance x, known as @ VQU
To obtain
And L 'is adjusted according to the same principle' d Blast holes are arranged;
adjusting L' u And L' d Between the blast holes, again according to the minimum distance d mim Sequentially adjusting from small to large, setting the distance from B to the hole bottom coordinate A of the blast hole of the previous step to be minimum, and setting the distance to be d 2 The blast holes around B are P 1 ,P 2 ,P 3 ,P 4 ,P 5 ,P 6 Rays AB and P 1 P 2 Intersect with I, P 1 P 2 Is M, B is moved z to C along the BM direction so that the distance of AC is x and IBM is known to be less than
To obtain
10. The apparatus of any of claims 6 to 9, wherein the hole pitch, the row pitch, the back row buffer distance, the left side buffer distance, the right side buffer distance, the front row safety distance, the hole placement tolerance, and the minimum pitch parameter are user pre-configured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211137774.XA CN115406317B (en) | 2022-09-19 | 2022-09-19 | Automatic hole distribution method and device in complex blasting area of surface mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211137774.XA CN115406317B (en) | 2022-09-19 | 2022-09-19 | Automatic hole distribution method and device in complex blasting area of surface mine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115406317A true CN115406317A (en) | 2022-11-29 |
| CN115406317B CN115406317B (en) | 2024-04-12 |
Family
ID=84166066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211137774.XA Active CN115406317B (en) | 2022-09-19 | 2022-09-19 | Automatic hole distribution method and device in complex blasting area of surface mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115406317B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104951589A (en) * | 2015-04-02 | 2015-09-30 | 中南大学 | Surface blasting ore body boundary loss and dilution control system and operation method |
| CN108319782A (en) * | 2018-02-02 | 2018-07-24 | 福建省新华都工程有限责任公司 | A kind of surface blasting side's amount computational methods |
| CN111023930A (en) * | 2019-12-30 | 2020-04-17 | 中交路桥华南工程有限公司 | Tunnel step excavation method |
| CN111692931A (en) * | 2019-12-05 | 2020-09-22 | 南京铁道职业技术学院 | Intelligent hole distribution method for tunnel blasting |
| CN114018112A (en) * | 2021-10-20 | 2022-02-08 | 中国核工业第二二建设有限公司 | Nuclear island and corridor foundation pit negative excavation blasting structure and blasting method |
| CN114705094A (en) * | 2022-03-27 | 2022-07-05 | 甘肃西沟矿业有限公司 | Combined charging structure for improving medium-length hole blasting effect of limestone strip mine |
| CN114923384A (en) * | 2022-05-26 | 2022-08-19 | 江苏长江***工程有限公司 | Chimney directional blasting demolition method |
-
2022
- 2022-09-19 CN CN202211137774.XA patent/CN115406317B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104951589A (en) * | 2015-04-02 | 2015-09-30 | 中南大学 | Surface blasting ore body boundary loss and dilution control system and operation method |
| CN108319782A (en) * | 2018-02-02 | 2018-07-24 | 福建省新华都工程有限责任公司 | A kind of surface blasting side's amount computational methods |
| CN111692931A (en) * | 2019-12-05 | 2020-09-22 | 南京铁道职业技术学院 | Intelligent hole distribution method for tunnel blasting |
| CN111023930A (en) * | 2019-12-30 | 2020-04-17 | 中交路桥华南工程有限公司 | Tunnel step excavation method |
| CN114018112A (en) * | 2021-10-20 | 2022-02-08 | 中国核工业第二二建设有限公司 | Nuclear island and corridor foundation pit negative excavation blasting structure and blasting method |
| CN114705094A (en) * | 2022-03-27 | 2022-07-05 | 甘肃西沟矿业有限公司 | Combined charging structure for improving medium-length hole blasting effect of limestone strip mine |
| CN114923384A (en) * | 2022-05-26 | 2022-08-19 | 江苏长江***工程有限公司 | Chimney directional blasting demolition method |
Non-Patent Citations (3)
| Title |
|---|
| 余金勇;: "露天深孔台阶***布孔工艺探讨", 铜业工程, no. 01 * |
| 余金勇;: "露天深孔台阶***布孔工艺探讨", 铜业工程, no. 01, 15 February 2014 (2014-02-15) * |
| 罗来林，陈鑫，梁超: "迪迈排产平台在露天矿山采剥计划编制中的应用", 采矿技术, vol. 21, no. 3, pages 190 - 193 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115406317B (en) | 2024-04-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR20160140394A (en) | Method and apparatus for executing neural network | |
| WO2011111680A1 (en) | Method and apparatus for creating surface processing data | |
| CN106251384A (en) | Use the divided method that the recurrence of triangle is divided again | |
| CN105654552B (en) | A kind of quick Delaunay network construction methods towards Arbitrary distribution large-scale point cloud data | |
| US20140149926A1 (en) | Apparatus, method and computer readable recording medium for arranging a plurality of items automatically in a canvas | |
| CN109636889B (en) | Large-scale three-dimensional terrain model rendering method based on dynamic sewing belt | |
| CN104851133A (en) | Image self-adaptive grid generation variational method | |
| CN114241087B (en) | Building plane layout generation method based on bubble diagrams | |
| CN114756974A (en) | Wall distance calculation method considering object plane normal information | |
| CN115406317A (en) | Automatic hole distribution method and device in complex blasting area of surface mine | |
| US5673421A (en) | Drawing arranging system | |
| CN113946987B (en) | 3D model nesting and placing method based on model similarity | |
| CN108986212B (en) | Three-dimensional virtual terrain LOD model generation method based on crack elimination | |
| CN115908637A (en) | Map element annotation multi-candidate position generation method and device | |
| JP4646712B2 (en) | Computer graphics drawing method and drawing apparatus | |
| CN112231800B (en) | BIM graph optimization method and device and computer storage medium | |
| CN111862331B (en) | Model voxelization efficiency optimization method and system based on cpu operation | |
| CN111400969B (en) | Method for accelerating generation of unstructured right-angle grid | |
| CN114445570A (en) | Method for rapidly extracting strip-shaped local map elements from high-precision map | |
| CN102999944B (en) | The embossment model modelling approach of a kind of border subregion | |
| CN108363736B (en) | Storage method, device and storage system of line entity | |
| JP3012406B2 (en) | Table making device and method | |
| CN114648621B (en) | Rapid filtering method, device, equipment and storage medium for ground point cloud | |
| CN115374567B (en) | She Panlun hub processing path generation method and device, medium and electronic equipment | |
| CN102999515B (en) | A kind of method for obtaining embossment model modeling dough sheet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Country or region after: China Address after: 410205 10th floor, C1 building, Lugu enterprise Plaza, 27 Wenxuan Road, Yuelu District, Changsha City, Hunan Province Applicant after: Changsha Dimai Technology Co.,Ltd. Address before: 410205 10th floor, C1 building, Lugu enterprise Plaza, 27 Wenxuan Road, Yuelu District, Changsha City, Hunan Province Applicant before: CHANGSHA DIGITAL MINE CO.,LTD. Country or region before: China |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |