CN114526122A - Mine border crossing early warning grading and early warning method - Google Patents
Mine border crossing early warning grading and early warning method Download PDFInfo
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Abstract
The invention relates to the technical field of mine safety and production management, in particular to a mine border crossing early warning grading and early warning method; the method comprises the following steps: dividing the boundary crossing early warning level according to the possibility of mine boundary crossing; respectively presetting corresponding early warning technical indexes aiming at different mine types; acquiring mining information of a mine to be detected, and determining a target boundary crossing early warning level corresponding to the mine to be detected; and taking corresponding boundary crossing management measures based on the target boundary crossing early warning level. The invention provides a mine boundary crossing early warning grading and early warning method, which can scientifically, reasonably and systematically establish boundary crossing early warning grades and early warning methods, and provide corresponding handling management measures to further effectively prevent mine boundary crossing behaviors, so that supervision and treatment are timely and effectively carried out, and the generation of mine safety accidents and the damage to lives and properties of people are reduced.
Description
Technical Field
The invention relates to the technical field of mine safety and production management, in particular to a mine border-crossing early warning grading and early warning method.
Background
Mine out-of-range refers to mining of mineral resources by mining authorities beyond the scope of the mining area (including the plane range and the mining depth) specified by the mining permit, arrangement of roadway engineering facilities, or strip-mining to mine mineral resources outside the scope of the approved mining area. The mine border crossing behavior is high in concealment and supervision difficulty, the current supervision mode comprises field verification, remote sensing monitoring, unmanned aerial vehicle low altitude photogrammetry, people reporting and the like, the current supervision mode is usually carried out by means of total station measurement, satellite remote sensing, unmanned aerial vehicle monitoring and the like, and the supervision cost is high. Once the mine enterprise is mined out of bounds, the potential safety hazard is large, the illegal cost is high, and the benefits of the mine enterprise are influenced while the national interests are damaged. In addition, the occurrence of boundary crossing behaviors cannot be effectively prevented in the mining process, and the problems that the boundary crossing behaviors are difficult to predict and early-warning, unreasonable and untimely prevention measures are caused and the like exist. Therefore, a scientific, reasonable and systematic method is needed to prevent the border crossing behavior.
Therefore, a mine border crossing early warning grading and early warning method is provided.
Disclosure of Invention
The invention aims to provide a mine boundary crossing early warning grading and early warning method, which can scientifically, reasonably and systematically establish a boundary crossing early warning grade and an early warning method and provide corresponding disposal management measures.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a mine border crossing early warning grading and early warning method comprises the following steps:
dividing the boundary-crossing early warning level according to the possibility of mine boundary crossing, wherein the boundary-crossing early warning level comprises the following steps: the method comprises the following steps of dividing mine boundary crossing early warning levels into four classes, wherein the boundary crossing levels are a non-inclusion early warning management level, a blue early warning level, an orange early warning level and a red early warning level from low to high respectively, the non-inclusion early warning management level corresponds to the condition of low boundary crossing possibility, the blue early warning level corresponds to the condition of medium boundary crossing possibility, the orange early warning level corresponds to the condition of high boundary crossing possibility, and the red early warning level corresponds to the condition of high boundary crossing possibility; respectively presetting corresponding early warning technical indexes aiming at different mine types; acquiring mining information of a mine to be detected, and determining a target boundary crossing early warning level corresponding to the mine to be detected; and taking corresponding border crossing management measures based on the target border crossing early warning level.
Preferably, the method for respectively presetting the corresponding early warning technical indexes aiming at different mine types comprises the following steps:
the mine is divided into underground mining coal mine, underground mining non-coal solid mineral resource mine and open-pit mining mine, and mine boundary crossing early warning technical indexes are correspondingly set respectively.
Preferably, the mine border crossing early warning technical indexes established for the underground mining coal mine comprise:
early warning management indexes are not brought into: l is1＞600m、M1> 100m and H1＞60m；
Blue early warning indexes: l is more than 300m1Less than or equal to 600M or less than 50M1H is less than or equal to 100m or less than 30m1≤60m；
Orange early warning indexes: l is more than 150m1Less than or equal to 300M or less than 25M and less than M1H is less than or equal to 50m or less than 15m1≤30m；
Red early warning index: l is1Less than or equal to 150M or M1Less than or equal to 25m or H1≤15m；
Wherein L is1Indicating the distance of each superlite head to be tunneled from the boundary of the mine field along the course, M1Indicating the distance of each superhead trend of the heading from the boundary of the mine, H1And the minimum mining elevation distance of each planned excavation roadway from the legal mine is shown.
Preferably, the mine border crossing early warning technical indexes established aiming at the underground mining of the non-coal solid mineral resource mine comprise:
early warning management indexes are not brought into: l is2> 60m and H2＞20m；
Blue early warning indexes: l is more than 30m2H is less than or equal to 60m or less than 10m2≤20m；
Orange early warning indexes: l is more than 15m2H is less than or equal to 30m or less than 5m2≤10m；
Red early warning index: l is2Less than or equal to 15m or H2≤5m；
Wherein L is2Indicating the minimum distance, H, of each superlite head to the mine floor plane boundary2And the distance between the standard height of each roadway to be tunneled and the legal lowest mining elevation of the mine is shown.
Preferably, the mine border crossing early warning technical indexes established for the surface mining mine comprise:
dividing the surface mine into a large surface mine, a medium surface mine and a small surface mine according to the mining scale of the surface mine, and respectively and correspondingly setting mine boundary crossing early warning technical indexes;
the mine border-crossing early warning technical indexes set for the large surface mine comprise:
early warning management indexes are not brought into: l is3> 30m and H3＞20m；
Blue early warning indexes: l is more than 20m3H is less than or equal to 30m or less than 15m3≤20m；
Orange early warning indexes: l is more than 15m3H is less than or equal to 20m or less than 10m3≤15m；
Red early warning index: l is3Less than or equal to 15m or H3≤10m；
The mine border-crossing early warning technical indexes set for the medium-sized surface mine comprise:
early warning management indexes are not brought into: l is3> 20m and H3＞15m；
Blue early warning indexes: l is more than 15m3H is less than or equal to 20m or less than 10m3≤15m；
Orange early warning indexes: l is more than 10m3H is less than or equal to 15m or less than 5m3≤10m；
Red early warning index: l is3Less than or equal to 10m or H3≤5m；
The mine border-crossing early warning technical indexes set for the small open-pit mine comprise:
early warning management indexes are not brought into: l is3> 15m and H3＞15m；
Blue early warning indexes: l is more than 10m3H is less than or equal to 15m or less than 10m3≤15m；
Orange early warning indexes: l is more than 5m3H is less than or equal to 10m or less than 5m3≤10m；
Red early warning index: l is3Less than or equal to 5m or H3≤5m；
Wherein L is3Representing the minimum distance, H, of the area to be mined from the plane boundary of the mine area3The distance from the planned mining area to the lowest exploitable elevation of the mine is shown.
Preferably, the determining the cross-border early warning level of the mine comprises the following steps:
acquiring the current mining situation of a mine, determining the minimum distance and determining the early warning level;
the method comprises the following steps of obtaining mining information of a mine to be detected, and determining a target out-of-range early warning level corresponding to the mine to be detected:
acquiring the current mining situation of a mine in a mode of conducting wire measurement, satellite remote sensing images and unmanned aerial vehicle low-altitude photographic results, forming a mine excavation engineering plan and a geological profile after analysis and processing, and marking the mining area plane range and the mining elevation of the mine in the plan;
the explicit minimum distance comprises the steps of:
determining a current excavation position on a mine excavation engineering plane map and a geological profile map according to an actual mining plan, selecting a proper index according to the mine exploitation ore type, the exploitation mode and the scale, and measuring the minimum distance between the current excavation position and the range of an ore area;
the determining the early warning level comprises the following steps:
and determining the boundary crossing early warning level of the mine according to the mine boundary crossing early warning technical indexes in underground mining coal mines, underground mining non-coal solid mineral resource mines and open-pit mining mines and according to the measured minimum distance between the current mining position and the mining area range.
Preferably, the taking of corresponding border crossing management measures based on the target border crossing warning level includes the following steps:
aiming at different border crossing early warning levels, different coping management measures are adopted;
when the mine border crossing early warning level is a red early warning level, the mine needs to be managed intensively, the early warning position is classified as a key monitoring management object, border crossing inspection is performed on the border crossing early warning position for 1 time per week by organizing geology and measuring technical strength, management measures are made, on-site measurement work is carried out before a mining project, measurement results are drawn into a picture in time, the picture is compared with a mining area range, a mining plan is made, and border crossing behaviors are prevented;
when the mine border crossing early warning level is an orange early warning level, the mining condition of the border crossing early warning position is mainly monitored, the border crossing early warning position is subjected to border crossing check for 1 time per month by tissue geology and measurement technical strength, field measurement work is carried out before mining engineering, a measurement result is drawn into a picture in time and is compared with a mining area range, a mining plan is made, and border crossing behaviors are prevented;
when the mine border crossing early warning level is a blue early warning level, organizing geology and measuring technical strength to perform border crossing inspection on the border crossing early warning position for 1 time per quarter, but before mining engineering, carrying out on-site measurement work, drawing a measurement result into a picture in time, comparing the picture with a mining area range, and preventing border crossing behaviors;
when the mine border crossing early warning level is not brought into the early warning management level, the organization geology and the measurement technical strength perform border crossing check on the border crossing early warning position for 1 time per year, but before the excavation project, the field measurement work is carried out, the measurement result is drawn into a picture in time and is compared with the mining area range, and the border crossing behavior is prevented from occurring.
The invention has the beneficial effects that: the invention provides a mine boundary crossing early warning grading and early warning method, which can scientifically, reasonably and systematically establish boundary crossing early warning grades and early warning methods, and provide corresponding handling management measures to further effectively prevent mine boundary crossing behaviors, so that supervision and treatment are timely and effectively carried out, and the generation of mine safety accidents and the damage to lives and properties of people are reduced.
Drawings
FIG. 1 is a flow chart of a mine cross-border early warning grading and early warning method according to an embodiment of the invention;
FIG. 2 is a schematic diagram of a determination of an underground mining coal mine in accordance with an embodiment of the present invention; wherein, fig. 2-1 shows a plan view of a mine excavation project, and fig. 2-2 shows a geological section view;
FIG. 3 is a schematic diagram illustrating the determination of underground mining of a non-coal solid mineral resource mine in an embodiment of the present invention; wherein, fig. 3-1 shows a mining engineering plan view of a layered or massive ore body, and fig. 3-2 shows a mining engineering plan view of a vein-like ore body;
FIG. 4 is a schematic illustration of a decision making of a surface mining mine in accordance with an embodiment of the present invention; wherein, fig. 4-1 shows a plan view of a mining engineering where a plurality of mining faces are irregularly and randomly mined; FIG. 4-2 shows a plan view of a mining operation with multi-directional mining; fig. 4-3 show plan views of a mine excavation process with mining in the same direction.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a flowchart of a mine border crossing early warning classification and early warning method provided in this embodiment, and the method mainly includes the following steps:
and S101, dividing the boundary crossing early warning level according to the possibility of mine boundary crossing.
Further, the mine boundary crossing early warning level is divided into four types, the boundary crossing levels are respectively a non-inclusion early warning management level, a blue early warning level, an orange early warning level and a red early warning level from low to high, wherein the non-inclusion early warning management level corresponds to the condition of low boundary crossing probability, the blue early warning level corresponds to the condition of medium boundary crossing probability, the orange early warning level corresponds to the condition of high boundary crossing probability, and the red early warning level corresponds to the condition of high boundary crossing probability.
It should be understood that the four types of mine boundary-crossing early warning levels without the early warning management level, the blue early warning level, the orange early warning level and the red early warning level are divided from low to high according to the boundary-crossing levels.
And S102, respectively presetting corresponding early warning technical indexes aiming at different mine types.
Furthermore, the method comprises the steps of firstly dividing the mine into underground mining coal mines, underground mining non-coal solid mineral resource mines and open-pit mining mines, and respectively and correspondingly setting mine boundary crossing early warning technical indexes.
For example, mines that belong to the underground mining of non-coal solid mineral resources include, but are not limited to, iron ore, copper ore, lead-zinc ore, tungsten ore, tin ore, molybdenum ore, antimony ore, rare earth ore, and the like.
For example, mines that fall through the open pit include, but are not limited to, coal mines, iron ores, manganese oxide ores, and the like.
In one embodiment, referring to fig. 2, the mine cross-border warning technical indicators formulated for the underground mining coal mine include:
early warning management indexes are not brought into: l is1＞600m、M1> 100m and H1＞60m；
Blue early warning indexes: l is more than 300m1Less than or equal to 600M or less than 50M1H is less than or equal to 100m or less than 30m1≤60m；
Orange early warning indexes: l is more than 150m1Less than or equal to 300M or less than 25M and less than M1H is less than or equal to 50m or less than 15m1≤30m；
Red early warning index: l is1Less than or equal to 150M or M1Less than or equal to 25m or H1≤15m；
Wherein L is1Indicating the distance of each superlite head to be tunneled from the boundary of the mine field along the course, M1Indicating the distance of each superhead trend of the heading from the boundary of the mine, H1And the minimum mining elevation distance of each planned excavation roadway from the legal mine is shown.
In one embodiment, referring to fig. 3, the mine cross-border warning technical index established for the underground mining of the non-coal solid mineral resource mine includes:
early warning management indexes are not brought into: l is2> 60m and H2＞20m；
Blue early warning indexes: l is more than 30m2H is less than or equal to 60m or less than 10m2≤20m；
Orange early warning indexes: l is more than 15m2H is less than or equal to 30m or less than 5m2≤10m；
Red early warning index: l is2Less than or equal to 15m or H2≤5m；
Wherein L is2Indicating the minimum distance, H, of each superlite head to the mine floor plane boundary2And the distance between the standard height of each roadway to be tunneled and the legal lowest mining elevation of the mine is shown.
In one embodiment, referring to fig. 4, the mine boundary crossing warning technical indicators established for the surface mining mine include:
the method comprises the steps of dividing the surface mine into a large surface mine, a medium surface mine and a small surface mine according to the mining scale of the surface mine, and correspondingly setting mine boundary crossing early warning technical indexes respectively.
The mine border-crossing early warning technical indexes set for the large surface mine comprise:
early warning management indexes are not brought into: l is3> 30m and H3＞20m；
Blue early warning indexes: 20m＜L3H is less than or equal to 30m or less than 15m3≤20m；
Orange early warning indexes: l is more than 15m3H is less than or equal to 20m or less than 10m3≤15m；
Red early warning index: l is3Less than or equal to 15m or H3≤10m；
The mine border-crossing early warning technical indexes set for the medium-sized surface mine comprise:
not bringing early warning management indexes: l is3> 20m and H3＞15m；
Blue early warning indexes: l is more than 15m3H is less than or equal to 20m or less than 10m3≤15m；
Orange early warning indexes: l is more than 10m3H is less than or equal to 15m or less than 5m3≤10m；
Red early warning index: l is3Less than or equal to 10m or H3≤5m；
The mine border-crossing early warning technical indexes set for the small open-pit mine comprise:
early warning management indexes are not brought into: l is3> 15m and H3＞15m；
Blue early warning indexes: l is more than 10m3H is less than or equal to 15m or less than 10m3≤15m；
Orange early warning indexes: l is more than 5m3H is less than or equal to 10m or less than 5m3≤10m；
Red early warning index: l is3Less than or equal to 5m or H3≤5m；
Wherein L is3Representing the minimum distance, H, of the area to be mined from the plane boundary of the mine area3The distance from the planned mining area to the lowest exploitable elevation of the mine is shown.
Further, the present invention relates to L3Specifically, the minimum distance of the planned mining area from the plane boundary of the mining area is specified, wherein the planned mining area comprises three types of surface mines, namely an irregularly and randomly mined mine (see fig. 4-1), a multi-directional mined mine (see fig. 4-2) and a mine mined in the same direction (see fig. 4-3), and black boxes in fig. 4-1, 4-2 and 4-3 represent the area range.
In one embodiment, irregular following is aimed atThe method comprises measuring the distance between the mining surface and the boundary of the mining area in each direction, and taking the minimum distance, namely L3。
In one embodiment, for a multi-directional mining mine, the distance of the mining face from the boundary of the mine area is measured in different mining directions, taking the minimum distance, L3。
In one embodiment, for mines mined in the same direction, the distance of the mining face from the boundary of the mine area is measured in the mining direction, taking the minimum distance, L3。
S103, acquiring mining information of the mine to be detected, and determining a target boundary crossing early warning level corresponding to the mine to be detected.
The method specifically comprises the steps of obtaining the current mining situation of the mine, determining the minimum distance and determining the early warning level.
Further, the method for acquiring the mining status of the mine comprises the following steps:
the current situation of mine exploitation is obtained through the modes of conducting wire measurement, satellite remote sensing images and unmanned aerial vehicle low-altitude photographic results, a mine excavation engineering plan and a geological profile are formed after analysis and processing, and the mining area plane range and the mining elevation of a mine are marked in the plan.
It should be understood that, besides the data of the mining status quo obtained by conducting wire measurement, satellite remote sensing image and unmanned aerial vehicle low-altitude photographic result, the data of the mining status quo can be obtained by adopting any existing means, for example, Huangpan et al propose a method for determining the position of a seismic source by using a natural earthquake, and judge whether cross-border mining is performed or not by calculating the time-space parameters of the blasting seismic source; wang cloud et al patent methods: the method for identifying the time-space characteristics and the boundary-crossing mining of the deformation of the mining area through multi-source data monitoring comprises the steps of judging the sedimentation and the deformation of the mining area by utilizing a synthetic aperture radar, and identifying a boundary-crossing mining area; a GIS technology is adopted to compare the mining area ground surface subsidence phenomenon or the whole deformation space-time relation of the mining area so as to identify the boundary-crossing mining area; monitoring and comparing absolute coordinates of the mining area examined and approved by the administration with an actual mining track route by utilizing a GPS technology; and analyzing characteristics of auxiliary mechanical facilities, road facilities, ore quantity and gangue quantity of the mine by adopting a remote sensing RS technology.
It should be noted that the mine stripping plan may be formed in addition to the mine excavation plan.
It should be noted that the computer technology is adopted to draw when forming the mine excavation engineering plan, the drawn mine plan is required to be accurate, complete and timely, the symbol application is correct and uniform, the drawing content is properly arranged and the coloring is accurate, and the content, the precision and the drawing method of the excavation engineering plan are made according to the requirements of coal mine measurement regulations, coal mine geological measurement legends, topographic map drawings and coal mine geological measurement legends by combining specific conditions.
Further, the invention relates to the definite minimum distance comprising the following steps:
according to an actual mining plan, determining a current mining position on a mine mining engineering plane graph and a geological profile, selecting a proper index in the graphs 2-4 according to the mine mining type, mining mode and scale, and measuring the minimum distance between the current mining position and the mining area range.
Further, the invention relates to determining the warning level comprising the steps of:
and determining the boundary crossing early warning level of the mine according to the mine boundary crossing early warning technical indexes in underground mining coal mines, underground mining non-coal solid mineral resource mines and open-pit mining mines and according to the measured minimum distance between the current mining position and the mining area range.
For example, the data of the current mining situation of the mine is obtained by means of lead measurement, the mining type of the mine is tungsten ore, the mining mode belongs to underground mining, the mine belongs to underground mining non-coal solid mineral resource mine, the scale of the mine production construction is small, 20 ten thousand tons of ores are produced annually, a mine excavation engineering plane graph and a geological profile graph are formed after analysis and processing, the plane range and the mining elevation of the mine are marked in the graph, the mine of the vein-shaped ore body shown in the graph 3-2 is combined, the minimum distance between the current excavation position and the mine range is measured, and L is obtained through measurement2Minimum distance between mine heading of each heading roadway to be tunneled and plane boundary of mining areaSeparation 45.5m, H2The distance between the standard height of each roadway to be tunneled and the legal lowest mining elevation of the mine is 13.7m, and the roadway to be tunneled belongs to the blue early warning level.
And S104, taking corresponding border crossing management measures based on the target border crossing early warning level.
Furthermore, the invention adopts different coping management measures aiming at different border-crossing early warning levels.
In one embodiment, when the mine border crossing early warning level is a red early warning level, the mine needs to be managed intensively, the early warning position is taken as a key monitoring management object, the border crossing early warning position is checked 1 time per week by organizing geology and measurement technical strength, management measures are made, on-site measurement work is carried out before mining engineering, measurement results are drawn into a picture in time, the picture is compared with a mining area range, a mining plan is made, and border crossing behaviors are prevented.
In one embodiment, when the mine boundary crossing early warning level is an orange early warning level, the mining condition of the boundary crossing early warning position is monitored in a key mode, boundary crossing verification is conducted on the boundary crossing early warning position 1 time per month by organizational geology and measurement technical strength, on-site measurement work is conducted before a mining project, a measurement result is drawn into a picture in time, the picture is compared with a mining area range, a mining plan is made, and boundary crossing behaviors are prevented.
In one embodiment, when the mine border crossing early warning level is a blue early warning level, the organization geology and the measurement technical strength perform border crossing inspection on the border crossing early warning position for 1 time per quarter, but before the mining engineering, field measurement work is carried out, the measurement result is drawn into a picture in time and is compared with a mining area range, and the border crossing behavior is prevented from occurring.
In one embodiment, when the mine border crossing early warning level is not included in the early warning management level, the organization geology and the measurement technical strength perform border crossing check on the border crossing early warning position for 1 time per year, but before the mining engineering, the field measurement work is carried out, the measurement result is drawn into a picture in time and is compared with the mining area range, and the border crossing behavior is prevented.
For example, the current mine level is a red early warning level, mine supervision departments (including but not limited to safety production supervision and management departments, coal mine supervision departments, national soil, environment, sanitation, technology and other departments of local governments at all levels) strengthen mine management, an early warning position is set as a key monitoring and management object, geological and measurement technical strength are organized to perform border crossing check on the border crossing early warning position for 1 time per week in combination with mine management regulations and regulations, management measures are made, field measurement work is carried out before mining engineering, measurement results are drawn into a picture in time and compared with a mining area range, a mining plan is made, and border crossing behaviors are prevented.
The cross-border checking time related to the invention can be set according to the mining type, mining mode, scale, mining time of a specific mine and the level of the cross-border early warning level of the mine, including but not limited to the cross-border checking time of the above contents, so as to adapt to the specific conditions of different cross-border early warning levels of the mine.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (7)
1. A mine border crossing early warning grading and early warning method is characterized by comprising the following steps:
dividing the boundary-crossing early warning level according to the possibility of mine boundary crossing, wherein the boundary-crossing early warning level comprises the following steps: the method comprises the following steps of dividing mine boundary crossing early warning levels into four classes, wherein the boundary crossing levels are a non-inclusion early warning management level, a blue early warning level, an orange early warning level and a red early warning level from low to high respectively, the non-inclusion early warning management level corresponds to the condition of low boundary crossing possibility, the blue early warning level corresponds to the condition of medium boundary crossing possibility, the orange early warning level corresponds to the condition of high boundary crossing possibility, and the red early warning level corresponds to the condition of high boundary crossing possibility; respectively presetting corresponding early warning technical indexes aiming at different mine types; acquiring mining information of a mine to be detected, and determining a target boundary crossing early warning level corresponding to the mine to be detected; and taking corresponding border crossing management measures based on the target border crossing early warning level.
2. The mine border-crossing early warning grading and early warning method according to claim 1, wherein corresponding early warning technical indexes are preset respectively for different mine types, and the method comprises the following steps:
the mine is divided into underground mining coal mine, underground mining non-coal solid mineral resource mine and open-pit mining mine, and mine boundary crossing early warning technical indexes are correspondingly set respectively.
3. The mine cross-border early warning grading and early warning method according to claim 2, wherein the mine cross-border early warning technical index formulated for the underground mining coal mine comprises:
early warning management indexes are not brought into: l is1＞600m、M1> 100m and H1＞60m；
Blue early warning indexes: l is more than 300m1Less than or equal to 600M or less than 50M1H is less than or equal to 100m or less than 30m1≤60m；
Orange early warning indexes: l is more than 150m1Less than or equal to 300M or less than 25M and less than M1H is less than or equal to 50m or less than 15m1≤30m；
Red early warning index: l is1Less than or equal to 150M or M1Less than or equal to 25m or H1≤15m；
Wherein L is1Indicating the distance of each superlite head to be tunneled from the boundary of the mine field along the course, M1Indicating the distance of each superhead trend of the heading from the boundary of the mine, H1And the minimum mining elevation distance of each planned excavation roadway from the legal mine is shown.
4. The mine cross-border early warning grading and early warning method according to claim 2, wherein the mine cross-border early warning technical indexes established for the underground mining of the non-coal solid mineral resource mine comprise:
early warning management indexes are not brought into: l is2> 60m and H2＞20m；
Blue early warning indexes: l is more than 30m2H is less than or equal to 60m or less than 10m2≤20m；
Orange early warning indexes: l is more than 15m2H is less than or equal to 30m or less than 5m2≤10m；
Red early warning index: l is2Less than or equal to 15m or H2≤5m；
Wherein L is2Indicating the minimum distance, H, of each superlite head to the mine floor plane boundary2And the distance between the standard height of each roadway to be tunneled and the legal lowest mining elevation of the mine is shown.
5. The mine cross-border early warning grading and early warning method according to claim 2, wherein the mine cross-border early warning technical index formulated for the surface mining mine comprises:
dividing the surface mine into a large surface mine, a medium surface mine and a small surface mine according to the mining scale of the surface mine, and respectively and correspondingly setting mine boundary crossing early warning technical indexes;
the mine cross-border early warning technical indexes formulated aiming at the large surface mine comprise:
early warning management indexes are not brought into: l is3> 30m and H3＞20m；
Blue early warning indexes: l is more than 20m3H is less than or equal to 30m or less than 15m3≤20m；
Orange early warning indexes: l is more than 15m3Less than or equal to 20m or less than 10m and less than H3≤15m；
Red early warning index: l is3Less than or equal to 15m or H3≤10m；
The mine border-crossing early warning technical indexes set for the medium-sized surface mine comprise:
early warning management indexes are not brought into: l is3> 20m and H3＞15m；
Blue early warning indexes: l is more than 15m3Less than or equal to 20m or less than 10m and less than H3≤15m；
Orange early warning indexes: l is more than 10m3H is less than or equal to 15m or less than 5m3≤10m；
Red early warning index: l is3Less than or equal to 10m or H3≤5m；
The mine border-crossing early warning technical indexes set for the small open-pit mine comprise:
early warning management indexes are not brought into: l is3> 15m and H3＞15m；
Blue early warning indexes: l is more than 10m3H is less than or equal to 15m or less than 10m3≤15m；
Orange early warning index: l is more than 5m3H is less than or equal to 10m or less than 5m3≤10m；
Red early warning index: l is3Less than or equal to 5m or H3≤5m；
Wherein L is3Representing the minimum distance, H, of the area to be mined from the plane boundary of the mine area3The distance from the planned mining area to the lowest exploitable elevation of the mine is shown.
6. The mine border-crossing early warning grading and early warning method according to claim 1, wherein the obtaining of mining information of the mine to be detected and the determining of the target border-crossing early warning grade corresponding to the mine to be detected comprise the following steps:
acquiring the current mining situation of a mine, determining the minimum distance and determining the early warning level;
the method for acquiring the current mining situation of the mine comprises the following steps:
acquiring the current mining situation of a mine in a mode of conducting wire measurement, satellite remote sensing images and unmanned aerial vehicle low-altitude photographic results, forming a mine excavation engineering plan and a geological profile after analysis and processing, and marking the mining area plane range and the mining elevation of the mine in the plan;
the explicit minimum distance comprises the steps of:
determining a current excavation position on a mine excavation engineering plane map and a geological profile map according to an actual mining plan, selecting a proper index according to the mine exploitation ore type, the exploitation mode and the scale, and measuring the minimum distance between the current excavation position and the range of an ore area;
the determining the early warning level comprises the following steps:
and determining the boundary crossing early warning level of the mine according to the mine boundary crossing early warning technical indexes in underground mining coal mines, underground mining non-coal solid mineral resource mines and open-pit mining mines and according to the measured minimum distance between the current mining position and the mining area range.
7. The mine border-crossing early warning grading and early warning method as claimed in claim 1, wherein the corresponding border-crossing management measures are taken based on the target border-crossing early warning grade, comprising the steps of:
aiming at different border crossing early warning levels, different coping management measures are adopted;
when the mine border crossing early warning level is a red early warning level, the mine needs to be managed intensively, the early warning position is classified as a key monitoring management object, border crossing inspection is performed on the border crossing early warning position for 1 time per week by organizing geology and measuring technical strength, management measures are made, on-site measurement work is carried out before a mining project, measurement results are drawn into a picture in time, the picture is compared with a mining area range, a mining plan is made, and border crossing behaviors are prevented;
when the mine border crossing early warning level is an orange early warning level, the mining condition of the border crossing early warning position is mainly monitored, the border crossing early warning position is subjected to border crossing check for 1 time per month by tissue geology and measurement technical strength, field measurement work is carried out before mining engineering, a measurement result is drawn into a picture in time and is compared with a mining area range, a mining plan is made, and border crossing behaviors are prevented;
when the mine border crossing early warning level is a blue early warning level, organizing geology and measuring technical strength to perform border crossing inspection on the border crossing early warning position for 1 time per quarter, but before mining engineering, carrying out on-site measurement work, drawing a measurement result into a picture in time, comparing the picture with a mining area range, and preventing border crossing behaviors;
when the mine border crossing early warning level is not brought into the early warning management level, the organization geology and the measurement technical strength perform border crossing check on the border crossing early warning position for 1 time per year, but before the excavation project, the field measurement work is carried out, the measurement result is drawn into a picture in time and is compared with the mining area range, and the border crossing behavior is prevented from occurring.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116337012A (en) * | 2023-03-20 | 2023-06-27 | 重庆地质矿产研究院 | Surface mine boundary pile position layout optimization method based on oblique photogrammetry technology |
| CN116772800A (en) * | 2023-03-07 | 2023-09-19 | 重庆地质矿产研究院 | Unmanned aerial vehicle aerial photography design method for large-altitude-difference terrain mine monitoring |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116772800A (en) * | 2023-03-07 | 2023-09-19 | 重庆地质矿产研究院 | Unmanned aerial vehicle aerial photography design method for large-altitude-difference terrain mine monitoring |
| CN116772800B (en) * | 2023-03-07 | 2024-03-29 | 重庆地质矿产研究院 | Unmanned aerial vehicle aerial photography design method for large-altitude-difference terrain mine monitoring |
| CN116337012A (en) * | 2023-03-20 | 2023-06-27 | 重庆地质矿产研究院 | Surface mine boundary pile position layout optimization method based on oblique photogrammetry technology |
| CN116337012B (en) * | 2023-03-20 | 2023-10-20 | 重庆地质矿产研究院 | Surface mine boundary pile position layout optimization method based on oblique photogrammetry technology |
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