CN115406317B - 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 PDF

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CN115406317B
CN115406317B CN202211137774.XA CN202211137774A CN115406317B CN 115406317 B CN115406317 B CN 115406317B CN 202211137774 A CN202211137774 A CN 202211137774A CN 115406317 B CN115406317 B CN 115406317B
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distance
hole
blasting
blast
holes
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CN115406317A (en
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陈鑫
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Changsha Dimai Technology Co ltd
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Changsha Dimai Technology Co ltd
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    • 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

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  • 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 an open mine, wherein the method comprises the following steps: dividing the blasting area into four sections; will L u Reverse offset s in blasting direction u Obtaining L' u Will L d Offset s in blasting direction d Obtaining L' d Will L l Offset s to the left in the blasting direction l Obtaining L' l Will L r Offset s to the right in the blasting direction r Obtaining L' r The method comprises the steps of carrying out a first treatment on the surface of the In L' u And L' l The intersection point of (1) is taken as the starting point and is along L' u Sequentially distributing holes according to the hole interval h; in L' d And L' l The intersection point of (1) is taken as the starting point and is along L' d Sequentially distributing holes according to the hole interval h; at L' u And L' d Holes are sequentially distributed according to the hole spacing h and the row spacing r; and adjusting the corresponding blast holes. The problem existing in the step blasting design of the surface mine by using manual hole distribution is solved, so that the requirement of automatic hole distribution in a complex blasting area of the surface mine is met, the efficiency and accuracy of the blasting design of the surface mine are remarkably improved, and the blasting effect is improved.

Description

Automatic hole distribution method and device in complex blasting area of surface mine
Technical Field
The application relates to the field of surface mine step blasting design, in particular to an automatic hole distribution method and device in a complex blasting area of a surface mine.
Background
When the surface mine step blasting is designed, a manual hole distribution method is generally used, namely coordinates of all blast holes in the blasting area are manually drawn one by one on a mapping 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, so as to at least solve the problem existing in the manual hole distribution during the step blasting design of the surface mine.
According to the applicationIn one aspect, an automatic hole distribution method in a complex blasting area of an open mine is provided, which comprises the following steps: dividing the blasting area into four sections, wherein the four sections comprise: the front section in the blasting direction is a rear flat cable L u The rear section of the blasting direction is a front flat cable L d Left side line L of blasting direction left side l Right side line L to right side of blasting direction r The method comprises the steps of carrying out a first treatment on the surface of the Will L u Reverse offset s in blasting direction u Obtaining L' u Will L d Offset s in blasting direction d Obtaining L' d Will L l Offset s to the left in the blasting direction l Obtaining L' l Will L r Offset s to the right in the blasting direction r Obtaining L' r Wherein the hole spacing is h, the row spacing is r, and the rear row buffer distance is s u The left side buffer distance is s l The right side buffer distance is s r The front row safety distance is s d The hole distribution tolerance is t, and the minimum spacing parameter is x; in L' u And L' l The intersection point of (1) is taken as the starting point and is along L' u Sequentially arranging holes according to the hole interval h, and arranging the gun discharging holes after finishing; in L' d And L' l The intersection point of (1) is taken as the starting point and is along L' d Sequentially arranging holes according to the hole interval h to finish the arrangement of front row of cannon holes; at L' u And L' d Holes are sequentially distributed according to the hole spacing h and the row spacing r, so that the arrangement of inter-row blast holes is completed; loading the hole bottom coordinate data of the last step of the blast holes in the blasting area, and judging the minimum distance d between the blast holes arranged in the blasting area and the hole bottom coordinates of the last step of the blast holes one by one mim When d mim And when the number is less than x, the corresponding blast hole is adjusted.
Further, the method further comprises the following steps: in the arranged blast holes, the distance L 'is removed' u 、L' d Blast holes smaller than t and removing distance L l Less than s l Distance L r Less than s r To complete hole placement in the blast area.
Further, dividing the blast area into four segments includes: let the burst area be { B 1 ,B 2 ,...,B n }, wherein B is 1 To B n Is a polygon formed by explosion areasA vertex of the shape; according to the blasting direction parameter d, two pairs of corner points are input through clicking in the interactive view, and a rectangular area { P }, is constructed ld ,P rd ,P ru ,P lu }, wherein P ld ,P rd ,P ru ,P lu Four vertexes of the rectangular area respectively; sequentially determine { B } 1 ,B 2 ,...,B n Intermediate and P ld ,P rd ,P ru ,P lu The nearest point will { B 1 ,B 2 ,...,B n The process is divided into four sections.
When d mim And when the number is less than x, adjusting the corresponding blast hole comprises the following steps: adjust L' u The blast holes are arranged at the minimum distance d mim Sequentially adjusting from small to large, and setting Q at L' u The distance from the bottom coordinate U of the blast hole of the previous step is the smallest, and the distance is d 1 ，d 1 < x, then Q is taken along L' u Moving y to V away from U so that the distance of VU is x, known as +. VQU, againObtain->And, adjust L 'according to the same principle' d A blast hole on the shell; adjust L' u And L' d The blast holes between the two are also at the minimum distance d mim Sequentially adjusting from small to large, setting the minimum distance between B and the hole bottom coordinate A of the last step blast hole, 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 Intersection with I, P 1 P 2 If the midpoint of (a) is M, then B is moved z to C in BM direction so that the distance of AC is x, known as +.IBM +.>Obtaining
Further, the hole spacing, the row spacing, 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 minimum spacing parameters are preconfigured by a user.
According to another aspect of the present application, there is also provided an automatic hole distribution device in a complex blasting area of a surface mine, including: the division module is used for dividing the blasting area into four sections, wherein the four sections comprise: the front section in the blasting direction is a rear flat cable L u The rear section of the blasting direction is a front flat cable L d Left side line L of blasting direction left side l Right side line L to right side of blasting direction r The method comprises the steps of carrying out a first treatment on the surface of the An offset module for adding L u Reverse offset s in blasting direction u Obtaining L' u Will L d Offset s in blasting direction d Obtaining L' d Will L l Offset s to the left in the blasting direction l Obtaining L' l Will L r Offset s to the right in the blasting direction r Obtaining L' r Wherein the hole spacing is h, the row spacing is r, and the rear row buffer distance is s u The left side buffer distance is s l The right side buffer distance is s r The front row safety distance is s d The hole distribution tolerance is t, and the minimum spacing parameter is x; arranging modules for' u And L' l The intersection point of (1) is taken as the starting point and is along L' u Sequentially arranging holes according to the hole interval h, and arranging the gun discharging holes after finishing; in L' d And L' l The intersection point of (1) is taken as the starting point and is along L' d Sequentially arranging holes according to the hole interval h to finish the arrangement of front row of cannon holes; at L' u And L' d Holes are sequentially distributed according to the hole spacing h and the row spacing r, so that the arrangement of inter-row blast holes is completed; the adjusting module is used for loading the hole bottom coordinate data of the last step of the blast holes in the blasting area and judging the minimum distance d between the blast holes arranged in the blasting area and the hole bottom coordinates of the last step of the blast holes one by one mim When d mim And when the number is less than x, the corresponding blast hole is adjusted.
Further, the adjustment module is further configured to: in the arranged blast holes, the distance L 'is removed' u 、L' d Blast holes smaller than t and removing distance L l Less than s l Distance L r Less than s r To complete hole placement in the blast area.
Further, the dividing module is configured to: let the burst area be { B 1 ,B 2 ,...,B n }, wherein B is 1 To B n Is the vertex of a polygon formed by the blasting areas; according to the blasting direction parameter d, two pairs of corner points are input through clicking in the interactive view, and a rectangular area { P }, is constructed ld ,P rd ,P ru ,P lu }, wherein P ld ,P rd ,P ru ,P lu Four vertexes of the rectangular area respectively; sequentially determine { B } 1 ,B 2 ,...,B n Intermediate and P ld ,P rd ,P ru ,P lu The nearest point will { B 1 ,B 2 ,...,B n The process is divided into four sections.
Further, the adjustment module is configured to: adjust L' u The blast holes are arranged at the minimum distance d mim Sequentially adjusting from small to large, and setting Q at L' u The distance from the bottom coordinate U of the blast hole of the previous step is the smallest, and the distance is d 1 ，d 1 < x, then Q is taken along L' u Moving y to V away from U so that the distance of VU is x, known as +. VQU, againObtain->And, adjust L 'according to the same principle' d A blast hole on the shell; adjust L' u And L' d The blast holes between the two are also at the minimum distance d mim Sequentially adjusting from small to large, setting the minimum distance between B and the hole bottom coordinate A of the last step blast hole, 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 Intersection with I, P 1 P 2 If the midpoint of (B) is M, then B is shifted z to C in the BM direction,so that the distance of AC is x, IBM is known to be +.Obtain->
Further, the hole spacing, the row spacing, 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 minimum spacing parameters are preconfigured by a user.
In the embodiment of the application, the blasting area is divided into four sections, wherein the four sections comprise: the front section in the blasting direction is a rear flat cable L u The rear section of the blasting direction is a front flat cable L d Left side line L of blasting direction left side l Right side line L to right side of blasting direction r The method comprises the steps of carrying out a first treatment on the surface of the Will L u Reverse offset s in blasting direction u Obtaining L' u Will L d Offset s in blasting direction d Obtaining L' d Will L l Offset s to the left in the blasting direction l Obtaining L' l Will L r Offset s to the right in the blasting direction r Obtaining L' r Wherein the hole spacing is h, the row spacing is r, and the rear row buffer distance is s u The left side buffer distance is s l The right side buffer distance is s r The front row safety distance is s d The hole distribution tolerance is t, and the minimum spacing parameter is x; in L' u And L' l The intersection point of (1) is taken as the starting point and is along L' u Sequentially arranging holes according to the hole interval h, and arranging the gun discharging holes after finishing; in L' d And L' l The intersection point of (1) is taken as the starting point and is along L' d Sequentially arranging holes according to the hole interval h to finish the arrangement of front row of cannon holes; at L' u And L' d Holes are sequentially distributed according to the hole spacing h and the row spacing r, so that the arrangement of inter-row blast holes is completed; loading the hole bottom coordinate data of the last step of the blast holes in the blasting area, and judging the minimum distance d between the blast holes arranged in the blasting area and the hole bottom coordinates of the last step of the blast holes one by one mim When d mim When < x, then pairAnd adjusting the corresponding blast holes. The problem existing in the step blasting design of the surface mine by using manual hole distribution is solved, so that the requirement of automatic hole distribution in a complex blasting area of the surface mine is met, the efficiency and accuracy of the blasting design of the surface mine are remarkably improved, and the blasting effect is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application, illustrate and explain the application and are not to be construed as limiting the application. In the drawings:
FIG. 1 is a flow chart of an automatic hole placement method in a complex blast area of a surface mine according to an embodiment of the present application;
FIG. 2 is a schematic view of a complex blast area of a surface mine according to an embodiment of the present application;
FIG. 3 is a schematic illustration of a selected blast area according to an embodiment of the present application;
FIG. 4 is a schematic illustration of a rear row of hole arrangements according to an embodiment of the present application;
FIG. 5 is a schematic view of a front row of hole arrangements according to an embodiment of the present application;
FIG. 6 is a schematic diagram of hole placement between front and rear flat cables 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 area according to an embodiment of the present application;
FIG. 8 is a schematic diagram of a back row orifice adjustment principle according to an embodiment of the present application;
FIG. 9 is a schematic diagram of a blast hole adjustment principle between a front and a rear flat cable according to an embodiment of the present application;
fig. 10 is a schematic diagram of an automatic hole placement and adjustment in a complex blast area of a surface mine according to an embodiment of the present application.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
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 other than that illustrated herein.
In this embodiment, an automatic hole distribution method in a complex blasting area of an opencast mine is provided, and the method includes the following steps:
step S1, dividing a blasting area into four sections, wherein the four sections comprise: the front section in the blasting direction is a rear flat cable L u The rear section of the blasting direction is a front flat cable L d Left side line L of blasting direction left side l Right side line L to right side of blasting direction r 。
In this step, there are various ways of dividing the burst area into four segments, for example, let the burst area be { B } 1 ,B 2 ,...,B n }, wherein B is 1 To B n Is the vertex of a polygon formed by the blasting areas; according to the blasting direction parameter d, two pairs of corner points are input through clicking in the interactive view, and a rectangular area { P }, is constructed ld ,P rd ,P ru ,P lu }, wherein P ld ,P rd ,P ru ,P lu Four vertexes of the rectangular area respectively; sequentially determine { B } 1 ,B 2 ,...,B n Intermediate and P ld ,P rd ,P ru ,P lu The nearest point will { B 1 ,B 2 ,...,B n The process is divided into four sections.
Step S2, L is u Reverse offset s in blasting direction u Obtaining L' u Will L d Offset s in blasting direction d Obtaining L' d Will L l Offset s to the left in the blasting direction l Obtaining L' l Will L r Offset s to the right in the blasting direction r Obtaining L' r Wherein the hole spacing is h, the row spacing is r, and the rear row buffer distance is s u The left side buffer distance is s l The right side buffer distance is s r The front row safety distance iss d The hole distribution tolerance is t, and the minimum spacing parameter is x.
Step S3, in L' u And L' l The intersection point of (1) is taken as the starting point and is along L' u Sequentially arranging holes according to the hole interval h, and arranging the gun discharging holes after finishing; in L' d And L' l The intersection point of (1) is taken as the starting point and is along L' d Sequentially arranging holes according to the hole interval h to finish the arrangement of front row of cannon holes; at L' u And L' d Holes are sequentially distributed according to the hole spacing h and the row spacing r, so that the arrangement of the inter-row blast holes is completed.
Step S4, loading hole bottom coordinate data of the last step of the blast holes in the blasting area, and judging the minimum distance d between the blast holes arranged in the blasting area and the hole bottom coordinates of the last step of the blast holes one by one mim When d mim And when the number is less than x, the corresponding blast hole is adjusted.
In this step, a plurality of adjustment modes can be adopted, and in this embodiment, a preferable adjustment mode is provided, in which: adjust L' u The blast holes are arranged at the minimum distance d mim Sequentially adjusting from small to large, and setting Q at L' u The distance from the bottom coordinate U of the blast hole of the previous step is the smallest, and the distance is d 1 ，d 1 < x, then Q is taken along L' u Moving y to V away from U so that the distance of VU is x, known as +. VQU, againObtainingAnd, adjust L 'according to the same principle' d A blast hole on the shell; adjust L' u And L' d The blast holes between the two are also at the minimum distance d mim Sequentially adjusting from small to large, setting the minimum distance between B and the hole bottom coordinate A of the last step blast hole, 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 Intersection with I, P 1 P 2 If the midpoint of (a) is M, then moving B z to C in BM direction such that the distance of ACIBM is known as xObtain->
In the steps, the automatic blast hole position adjustment can be performed according to the parameters of the pre-configured blast holes, so that the problem of manual hole distribution during the surface mine step blasting design is solved, the requirement of automatic hole distribution in a complex blasting area of a surface mine is met, the efficiency and accuracy of the surface mine blasting design are remarkably improved, and the blasting effect is improved.
In order to make the arranged blast holes more reasonable, in one embodiment, the method may further include: in the arranged blast holes, the distance L 'is removed' u 、L' d Blast holes smaller than t and removing distance L l Less than s l Distance L r Less than s r To complete hole placement in the blast area.
In the above steps, 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 placement tolerance, and the minimum pitch parameter are preconfigured by a user. As an optional implementation manner, the method may search the historical data according to the shape, the location and the area of the blasting area, find the area with the highest similarity to the blasting area from the historical data, and recommend parameters (for example, the hole spacing, the row spacing, the back row buffer distance, the left side buffer distance, the right side buffer distance, the front row safety distance, the hole distribution tolerance and the minimum spacing parameter) used by the area with the highest similarity in blasting to the user as a basis for parameter setting of the user.
An alternative embodiment of the present application will be described below with reference to the accompanying drawings. Fig. 1 is a flowchart of an automatic hole distribution method in a complex blasting area of an open pit mine according to an embodiment of the present application, and as shown in fig. 1, this embodiment proposes an automatic hole distribution method in a complex blasting area of an open pit mine, including the following steps:
step 101, setting blasting direction, hole spacing, row spacing, back row buffer distance, left side buffer distance, right side buffer distance, front row safety distance, hole distribution tolerance and minimum spacing parameters by a user.
And 102, blasting area selection.
In this step, the complex blasting region is set to { B 1 ,B 2 ,...,B n }, wherein B is 1 To B n Is the vertex of a polygon formed by the blasting areas, and two pairs of corner points, such as R, are input by clicking in the interactive view in combination with the blasting direction parameter d ld ,R ru Constructing rectangular region { P } ld ,P rd ,P ru ,P lu }, wherein P ld ,P rd ,P ru ,P lu Respectively four vertexes of the rectangular area, and sequentially judging { B } 1 ,B 2 ,...,B n Intermediate and P ld ,P rd ,P ru ,P lu The nearest point, thus will { B 1 ,B 2 ,...,B n The explosion direction front section is divided into four sections, wherein, one section at the explosion direction front is a rear flat cable L u The rear section of the blasting direction is a front flat cable L d Left side line L of blasting direction left side l Right side line L on right side of blasting direction r 。
Step 103, automatic hole distribution is performed in the blasting area.
In this step, the hole pitch is set to h, the row pitch is set to r, and the rear buffer distance is set to s u The left side buffer distance is s l The right side buffer distance is s r The front row safety distance is s d The tolerance of the holes is t, the minimum spacing parameter is x, and L is u Reverse offset s in blasting direction u Obtaining L' u Will L d Offset s in blasting direction d Obtaining L' d Will L l Offset s to the left in the blasting direction l Obtaining L' l Will L r Offset s to the right in the blasting direction r Obtaining L' r First, in L' u And L' l The intersection point of (1) is taken as the starting point and is along L' u Holes are sequentially distributed according to the hole spacing h, so that automatic arrangement of rear row holes is completed; next, in L' d And L' l The intersection point of (1) is taken as the starting point and is along L' d Holes are sequentially distributed according to the hole interval h, so that automatic arrangement of front row holes is completed; finally, at L' u And L' d The holes r are regularly distributed according to the hole spacing h and the row spacing, and the distance L 'is removed' u 、L' d Blast holes smaller than t and removing distance L l Less than s l Distance L r Less than s r To complete { B } 1 ,B 2 ,...,B n Automatic hole placement within.
Step 104, hole distribution is adjusted according to the perforation data of the last step in the blasting area.
In the step, the coordinate data of the bottom of the blast hole of the last step in the blasting area is automatically loaded, and { B ] is judged one by one 1 ,B 2 ,...,B n Minimum distance d between bottom coordinates of blast hole in the inner part and the blast hole of the last step mim When d mim And when x is less than x, the corresponding blast hole needs to be adjusted.
First, adjust L' u The blast holes are arranged at the minimum distance d mim Sequentially adjusting from small to large, and setting Q at L' u The distance from the bottom coordinate U of the blast hole of the previous step is the smallest, and the distance is d 1 ，d 1 < x, then Q is taken along L' u Moving y to V away from U so that the distance of VU is x, known as +. VQU, againThereby obtainingSecond, adjust L 'according to the same principle' d A blast hole on the shell; finally adjust L' u And L' d The blast holes between the two are also at the minimum distance d mim Sequentially adjusting from small to large, setting the minimum distance between B and the hole bottom coordinate A of the last step blast hole, 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 andP 1 P 2 intersection with I, P 1 P 2 If the midpoint of (a) is M, then B is moved z to C in BM direction so that the distance of AC is x, known as IBMThereby get +.>
To illustrate the automatic hole placement method in the complex blasting area of the surface mine in this embodiment, the following description will be made with reference to an example.
A1, a certain surface mine step blasting design, wherein a user sets blasting directions to be 3.5 degrees, hole spacing to be 6m, row spacing to be 4.5m, rear row buffer distance to be 4m, left side buffer distance to be 2m, right side buffer distance to be 2m, front row safety distance to be 2m, hole distribution tolerance to be 3.5m and minimum spacing to be 1.5m.
A2, the complex blasting area is shown in fig. 2, and by clicking two pairs of corner points in the interactive view in combination with the blasting direction, a rectangular area is constructed to divide the blasting area into four parts of a rear flat cable, a front flat cable, a left side line and a right side line, as shown in fig. 3.
A3, reversely shifting the rear row wire by 4m along the blasting direction, shifting the front row wire by 2m along the blasting direction, shifting the left side wire by 2m along the left side of the blasting direction, shifting the right side wire by 2m along the right side of the blasting direction, and automatically arranging rear row holes as shown in fig. 4; next, the front row of holes is arranged as shown in fig. 5; finally, the remaining blastholes are arranged as shown in fig. 6.
A4, automatically loading the hole bottom coordinate data of the last step of the blast hole in the blasting area, judging the minimum distance between the blast hole in the blasting area and the hole bottom coordinate of the last step of the blast hole one by one as shown in fig. 7, firstly, adjusting the back row of holes in sequence according to the sequence of the minimum distance from small to large, as shown in fig. 8, Q belongs to the back row of holes, the distance from the hole bottom coordinate U of the last step of the blast hole is the smallest, and moving the Q to V along the direction of deviating from U of the offset back row of wires, 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 sequence from the smallest distance to the largest is also adoptedSequentially adjusting, as shown in FIG. 9, the distance between B and the bottom coordinate A of the hole of the last step is the smallest, and the surrounding holes of B are P 1 ,P 2 ,P 3 ,P 4 ,P 5 ,P 6 Rays AB and P 1 P 2 Intersection with I, P 1 P 2 If the midpoint of (2) is M, then moving B z to C along the BM direction so that the distance of AC is 1.5M; finally, the schematic diagram of the automatic hole distribution and adjustment in the complex blasting area of the surface mine is shown in fig. 10.
In this embodiment, there is provided an electronic device including 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 embodiment.
The above-described programs may be run on a processor or may also be stored in memory (or referred to as computer-readable media), including both permanent and non-permanent, removable and non-removable media, and information storage may be implemented by any method or technique. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of storage media for a computer 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 disk storage or other magnetic storage devices, or any other non-transmission medium, which can be used to store information that can be accessed by a computing device. Computer-readable media, as defined herein, does not include transitory computer-readable media (transmission media), such as modulated data signals and carrier waves.
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 block or blocks and/or block diagram block or blocks, and corresponding steps may be implemented in 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 an open mine, and comprises: the division module is used for dividing the blasting area into four sections, wherein the four sections comprise: the front section in the blasting direction is a rear flat cable L u The rear section of the blasting direction is a front flat cable L d Left side line L of blasting direction left side l Right side line L to right side of blasting direction r The method comprises the steps of carrying out a first treatment on the surface of the An offset module for adding L u Reverse offset s in blasting direction u Obtaining L' u Will L d Offset s in blasting direction d Obtaining L' d Will L l Offset s to the left in the blasting direction l Obtaining L' l Will L r Offset s to the right in the blasting direction r Obtaining L' r Wherein the hole spacing is h, the row spacing is r, and the rear row buffer distance is s u The left side buffer distance is s l The right side buffer distance is s r The front row safety distance is s d The hole distribution tolerance is t, and the minimum spacing parameter is x; arranging modules for' u And L' l The intersection point of (1) is taken as the starting point and is along L' u Sequentially arranging holes according to the hole interval h, and arranging the gun discharging holes after finishing; in L' d And L' l The intersection point of (1) is taken as the starting point and is along L' d Sequentially arranging holes according to the hole interval h to finish the arrangement of front row of cannon holes; at L' u And L' d Holes are sequentially distributed according to the hole spacing h and the row spacing r, so that the arrangement of inter-row blast holes is completed; the adjusting module is used for loading the hole bottom coordinate data of the last step of the blast holes in the blasting area and judging the minimum distance d between the blast holes arranged in the blasting area and the hole bottom coordinates of the last step of the blast holes one by one mim When d mim And when the number is less than x, the corresponding blast hole is adjusted.
The system or the device is used for realizing the functions of the method in the above embodiment, and each module in the system or the device corresponds to each step in the method, which has been described in the method, and will not be described herein.
For example, the adjustment module is further configured to: in the arranged blast holes, the distance L 'is removed' u 、L' d Blast holes smaller than t and removing distance L l Less than s l Distance L r Less than s r To complete hole placement in the blast area.
For another example, the partitioning module is configured to: let the burst area be { B 1 ,B 2 ,...,B n }, wherein B is 1 To B n Is the vertex of a polygon formed by the blasting areas; according to the blasting direction parameter d, two pairs of corner points are input through clicking in the interactive view, and a rectangular area { P }, is constructed ld ,P rd ,P ru ,P lu }, wherein P ld ,P rd ,P ru ,P lu Four vertexes of the rectangular area respectively; sequentially determine { B } 1 ,B 2 ,...,B n Intermediate and P ld ,P rd ,P ru ,P lu The nearest point will { B 1 ,B 2 ,...,B n The process is divided into four sections.
For another example, the adjustment module is configured to: adjust L' u The blast holes are arranged at the minimum distance d mim Sequentially adjusting from small to large, and setting Q at L' u The distance from the bottom coordinate U of the blast hole of the previous step is the smallest, and the distance is d 1 ，d 1 < x, then Q is taken along L' u Moving y to V away from U so that the distance of VU is x, known as +. VQU, againObtain->And, adjust L 'according to the same principle' d A blast hole on the shell; adjust L' u And L' d The blast holes between the two are also at the minimum distance d mim Sequentially adjusting from small to large, setting the minimum distance between B and the hole bottom coordinate A of the last step blast hole, 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 Intersection with I, P 1 P 2 If the midpoint of (a) is M, then B is moved z to C in BM direction so that the distance of AC is x, known as IBMObtain->
The problem existing in the step blasting design of the surface mine due to the fact that manual hole distribution is used is solved through the embodiment, the requirement for automatic hole distribution in a complex blasting area of the surface mine is met, the efficiency and accuracy of the blasting design of the surface mine are remarkably improved, and the blasting effect is improved.
The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and changes may be made to the present application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present application are intended to be included within the scope of the claims of the present application.

Claims (8)

1. An automatic hole distribution method in a complex blasting area of an open mine is characterized by comprising the following steps:
dividing the blasting area into four sections, wherein the four sections comprise: the front section in the blasting direction is a rear flat cable L u The rear section of the blasting direction is a front flat cable L d Left side line L of blasting direction left side l Right side line L to right side of blasting direction r The method comprises the steps of carrying out a first treatment on the surface of the Dividing the blast area into four segments includes: let the burst area be { B 1 ,B 2 ,...,B n }, wherein B is 1 To Bn is the vertex of the polygon of the blasted area; according to the blasting direction parameter d, two pairs of corner points are input through clicking in the interactive view, and a rectangular area { P }, is constructed ld ,P rd ,P ru ,P lu }, wherein P ld ,P rd ,P ru ,P lu Four vertexes of the rectangular area respectively; sequentially determine { B } 1 ,B 2 ,...,B n Intermediate and P ld ,P rd ,P ru ,P lu The nearest point will { B 1 ,B 2 ,...,B n Dividing into four sections;
will L u Reverse offset s in blasting direction u Obtaining L' u Will L d Offset s in blasting direction d Obtaining L' d Will L l Offset s to the left in the blasting direction l Obtaining L' l Will L r Offset s to the right in the blasting direction r Obtaining L' r Wherein the hole spacing is h, the row spacing is r, and the rear row buffer distance is s u The left side buffer distance is s l The right side buffer distance is s r The front row safety distance is s d The hole distribution tolerance is t, and the minimum spacing parameter is x;
in L' u And L' l The intersection point of (1) is taken as the starting point and is along L' u Sequentially arranging holes according to the hole interval h, and arranging the gun discharging holes after finishing;
in L' d And L' l The intersection point of (1) is taken as the starting point and is along L' d Sequentially arranging holes according to the hole interval h to finish the arrangement of front row of cannon holes;
at L' u And L' d Holes are sequentially distributed according to the hole spacing h and the row spacing r, so that the arrangement of inter-row blast holes is completed;
loading the hole bottom coordinate data of the last step of the blast holes in the blasting area, and judging the minimum distance d between the blast holes arranged in the blasting area and the hole bottom coordinates of the last step of the blast holes one by one mim When d mim And when the number is less than x, the corresponding blast hole is adjusted.
2. The method as recited in claim 1, further comprising:
in the arranged blast holes, the distance L 'is removed' u 、L' d Blast holes smaller than t and removing distance L l Less than s l Distance L r Less than s r To complete hole placement in the blast area.
3. The method of claim 1, wherein when d mim And when the number is less than x, adjusting the corresponding blast hole comprises the following steps:
adjust L' u The blast holes are arranged at the minimum distance d mim Sequentially adjusting from small to large, and setting Q at L' u The distance from the bottom coordinate U of the blast hole of the previous step is the smallest, and the distance is d 1 ，d 1 < x, then Q is taken along L' u Moving y to V away from U so that the distance of VU is x, known as +. VQU, againObtainingAnd, adjust L 'according to the same principle' d A blast hole on the shell;
adjust L' u And L' d The blast holes between the two are also at the minimum distance d mim Sequentially adjusting from small to large, setting the minimum distance between B and the hole bottom coordinate A of the last step blast hole, 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 Intersection with I, P 1 P 2 If the midpoint of (a) is M, then B is moved z to C in BM direction so that the distance of AC is x, known as IBMObtain->
4. A method according to any one of claims 1 to 3, wherein the hole spacing, the row spacing, 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 minimum spacing parameters are user preconfigured.
5. Automatic hole arrangement device in complicated blasting area of surface mine, characterized by comprising:
the division module is used for dividing the blasting area into four sections, wherein the four sections comprise: the front section in the blasting direction is a rear flat cable L u The rear section of the blasting direction is a front flat cable L d Left side line L of blasting direction left side l Right side line L to right side of blasting direction r The method comprises the steps of carrying out a first treatment on the surface of the Dividing the blast area into four segments includes: let the burst area be { B 1 ,B 2 ,...,B n }, wherein B is 1 To B n Is the vertex of a polygon formed by the blasting areas; according to the blasting direction parameter d, two pairs of corner points are input through clicking in the interactive view, and a rectangular area { P }, is constructed ld ,P rd ,P ru ,P lu }, wherein P ld ,P rd ,P ru ,P lu Four vertexes of the rectangular area respectively; sequentially determine { B } 1 ,B 2 ,...,B n Intermediate and P ld ,P rd ,P ru ,P lu The nearest point will { B 1 ,B 2 ,...,B n Dividing into four sections;
an offset module for adding L u Reverse offset s in blasting direction u Obtaining L' u Will L d Offset s in blasting direction d Obtaining L' d Will L l Offset s to the left in the blasting direction l Obtaining L' l Will L r Offset s to the right in the blasting direction r Obtaining L' r Wherein the hole spacing is h, the row spacing is r, and the rear row buffer distance is s u The left side buffer distance is s l The right side buffer distance is s r The front row safety distance is s d The hole distribution tolerance is t, and the minimum spacing parameter is x;
arranging modules for' u And L' l The intersection point of (1) is taken as the starting point and is along L' u Sequentially arranging holes according to the hole interval h, and arranging the gun discharging holes after finishing; in L' d And L' l The intersection point of (1) is taken as the starting point and is along L' d Press holeSequentially arranging holes at intervals h to finish the arrangement of front row of cannon holes; at L' u And L' d Holes are sequentially distributed according to the hole spacing h and the row spacing r, so that the arrangement of inter-row blast holes is completed;
the adjusting module is used for loading the hole bottom coordinate data of the last step of the blast holes in the blasting area and judging the minimum distance d between the blast holes arranged in the blasting area and the hole bottom coordinates of the last step of the blast holes one by one mim When d mim And when the number is less than x, the corresponding blast hole is adjusted.
6. The apparatus of claim 5, wherein the adjustment module is further configured to:
in the arranged blast holes, the distance L 'is removed' u 、L' d Blast holes smaller than t and removing distance L l Less than s l Distance L r Less than s r To complete hole placement in the blast area.
7. The apparatus of claim 5, wherein the adjustment module is to:
adjust L' u The blast holes are arranged at the minimum distance d mim Sequentially adjusting from small to large, and setting Q at L' u The distance from the bottom coordinate U of the blast hole of the previous step is the smallest, and the distance is d 1 ，d 1 < x, then Q is taken along L' u Moving y to V away from U so that the distance of VU is x, known as +. VQU, againObtainingAnd, adjust L 'according to the same principle' d A blast hole on the shell;
adjust L' u And L' d The blast holes between the two are also at the minimum distance d mim Sequentially adjusting from small to large, setting the minimum distance between B and the hole bottom coordinate A of the last step blast hole, and setting the distance as d 2 The blast holes around B areP 1 ,P 2 ,P 3 ,P 4 ,P 5 ,P 6 Rays AB and P 1 P 2 Intersection with I, P 1 P 2 If the midpoint of (a) is M, then B is moved z to C in BM direction so that the distance of AC is x, known as IBMObtain->
8. The apparatus of any one of claims 5 to 7, wherein the hole spacing, the row spacing, 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 minimum spacing parameters are user preconfigured.
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