CN115992705B - Mining stope structure and mining method of thick and medium-thick ore body multi-disk area heading machine - Google Patents
Mining stope structure and mining method of thick and medium-thick ore body multi-disk area heading machine Download PDFInfo
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- CN115992705B CN115992705B CN202310274519.8A CN202310274519A CN115992705B CN 115992705 B CN115992705 B CN 115992705B CN 202310274519 A CN202310274519 A CN 202310274519A CN 115992705 B CN115992705 B CN 115992705B
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Abstract
The invention provides a mining stope structure of a multi-disk area heading machine for thick and medium ore bodies and a mining method, relating to the technical field of mining, comprising the following steps: a stoping unit, a stoping route and an intra-pulse communication channel; the adjacent extraction routes are included angles after tunneling and supporting, so that the tunneling machine has better stability, and meanwhile, the tunneling machine can enter the extraction routes through the intra-pulse communication channels in the first direction and the intra-pulse communication channels in the second direction to perform exploitation, and can perform filling on the first direction and the corresponding extraction routes in the filling process, then perform exploitation and filling on the second direction, so that filling time in the first direction and the second direction is staggered, and the filling body maintenance time is longer and firmer. The technical problems of low mining efficiency and easy accidents after filling in the prior art are solved, the strength of the filling body is higher when the mining is performed again after filling is achieved, the mining efficiency is improved, and meanwhile, the technical effect of collapse accidents in mining is reduced.
Description
Technical Field
The invention relates to the technical field of mining, in particular to a mining stope structure of a multi-disk-area heading machine for thick and medium ore bodies and a mining method.
Background
Continuous mining has been achieved by mechanization in coal mines, and practicing a mechanized mining method with continuous cutting in non-coal mines replaces the traditional mining technology development direction of hard rock mines by blasting. Whereas the mechanical mining method of the cantilever type heading machine is applied to non-coal mine mining of broken ore rock and unstable ore body.
In the prior art, an ore body with the thickness smaller than 0.8m is specified as an extremely thin ore body, 0.8-4 m is a thin ore body, 4-10 m is a medium-thick ore body, 10-30 m is a thick large ore body, and more than 30m is an extremely thick ore body. In a certain mine, the maximum horizontal thickness of part of the ore body is 34.13m, the average trend length is 150m, the whole ore body is crushed, fragile and expanded, the mining depth is large, and the structural ground stress and the ground stress are high. In the existing mining method, if the drilling and blasting method is adopted for mining, the drilling and blasting method is low in mining efficiency, large in supporting engineering quantity, high in overall cost and high in danger coefficient; in the existing mechanical mining method, the strength of the filled filling body is low, the subsequent work is required to be performed after the mining is stopped and the strength of the filling body is required to be improved to the specified strength, the working time of the machine is wasted, the mining efficiency is reduced, meanwhile, the strength of the filled filling body is low due to the consistent stope structures at different heights, and accidents are easy to occur.
Disclosure of Invention
The invention aims to provide a mining stope structure of a thick and medium-thick ore body heading machine and a mining method, so as to solve the technical problems of low mining efficiency and easy occurrence of accidents after filling in the prior art.
The invention provides a mining stope structure of a multi-disc-area heading machine for thick and medium ore bodies, which comprises the following components: a stoping unit, a stoping route and an intra-pulse communication channel;
the extraction units are provided with a plurality of extraction paths, each extraction unit is internally provided with a plurality of extraction paths, and the extraction paths in two adjacent extraction units are arranged in an included angle;
the intra-pulse communication channel is arranged in the stoping unit, is communicated with the stoping route and is arranged at an included angle with the stoping route;
the intra-pulse communication channel is provided with a first direction and a second direction, the first direction and the second direction are arranged at an included angle, and the first direction and the second direction are arranged at an included angle with the stoping route.
In an alternative embodiment, the system further comprises a first connecting channel, a second connecting channel and a section gallery;
the first connecting channel and the second connecting channel are arranged between the segmented roadway and the stoping unit, and two ends of the first connecting channel and two ends of the second connecting channel are respectively communicated with the segmented roadway and the stoping unit.
In an alternative embodiment, a ramp is also included;
the inclined ramp is arranged on one side of the ore body, the inclined ramp penetrates through the ore body to extend along the height direction of the ore body, and the inclined ramp is communicated with the segmented gallery;
in an alternative embodiment, the system further comprises a drop shaft connecting passage, a drop shaft, a return shaft connecting passage and a return shaft;
the drop shaft connecting channel is arranged on the sectional roadway and connected with the sectional roadway, and one end, far away from the sectional roadway, of the drop shaft connecting channel is connected with the drop shaft;
the return air shaft connecting channel is arranged on the segmented roadway and connected with the segmented roadway, and one end, far away from the segmented roadway, of the return air shaft connecting channel is connected with the return air shaft.
In an alternative embodiment, the first contact is arranged parallel to the second contact.
The invention also provides a mining method based on the mining stope structure of the thick and medium ore body multi-disk area heading machine, which comprises the following steps:
exploring the underground ore body distribution to obtain ore body distribution data;
dividing the mining body into a plurality of stoping units according to the ore body distribution data, and dividing a first disc area and a second disc area in each stoping unit, wherein the first disc area and the second disc area are respectively divided into intra-pulse connecting channels and stoping routes;
tunneling a first connecting channel between the first disc area and the segmented roadway, and tunneling a second connecting channel between the second disc area and the segmented roadway;
tunneling the extraction route corresponding to the first direction of the intra-pulse communication channel, and filling the extracted extraction route and the first direction of the intra-pulse communication channel;
tunneling the extraction route corresponding to the second direction of the intra-pulse communication channel, and filling the extracted extraction route and the second direction of the intra-pulse communication channel.
In an alternative embodiment, the step of dividing the mining unit into a plurality of mining units according to the ore body distribution data further includes:
according to the ore body distribution data, the ore body is divided into a plurality of stoping sections along the height direction, each stoping section is divided into a plurality of stoping layers along the height direction, and each stoping layer is divided into a plurality of stoping units along the horizontal direction.
In an alternative embodiment, the filling step includes:
mining and filling a stoping unit so that the first disc area and the second disc area are filled;
the first connecting channel and the second connecting channel are retracted into the segmented roadway, and the first connecting channel and the second connecting channel which are adjacent to each other enter the extraction units which are adjacent to each other in the vertical direction.
The invention provides a mining stope structure of a multi-disc-area heading machine for thick and medium ore bodies, which comprises the following components: a stoping unit, a stoping route and an intra-pulse communication channel; the extraction units are provided with a plurality of extraction paths, each extraction unit is internally provided with a plurality of extraction paths, and the extraction paths in two adjacent extraction units are arranged in an included angle; the intra-pulse communication channel is arranged in the stoping unit, and is communicated with the stoping route, and is arranged at an included angle with the stoping route; the intra-pulse communication channel is provided with first direction and second direction, and first direction and second direction are the contained angle setting, and first direction and second direction are the contained angle with the stoping route and arrange to make adjacent stoping route be the contained angle after tunneling and support, have better stability, the intra-pulse communication channel of entry driving machine through the intra-pulse communication channel of first direction and second direction gets into in the stoping route simultaneously and mine, and can fill first direction and the stoping route that corresponds earlier in filling process, then mine and fill the second direction, stagger the filling time of first direction and second direction, make the filler maintenance time longer, it is more firm. The technical problems of low mining efficiency and easy accidents after filling in the prior art are solved, the strength of the filling body is higher when the mining is performed again after filling is achieved, the mining efficiency is improved, and meanwhile, the technical effect of collapse accidents in mining is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a mining stope structure of a multi-disk development machine for thick and medium ore bodies and a stope structure of a mining method according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a mining stope structure and a mining method of a multi-panel development machine for thick and medium ore bodies according to an embodiment of the present invention;
FIG. 3 is a side view of a stope structure and a stope structure of a multi-panel development machine for thick and medium ore bodies according to an embodiment of the present invention;
fig. 4 is a side view of a mining stope structure of a multi-panel development machine for thick and medium ore bodies and a further stope structure of a mining method according to an embodiment of the present invention.
Icon: 1-a stoping unit; 2-a first disc area; 3-a second extent; 4-stoping route; 5-a first contact; 6-a second contact; 7-sectioning a gallery; 8-ramp; 9-intra-pulse communication; 10-a drop shaft connecting passage; 11-drop shaft; 12-a return air well communication channel; 13-return air well.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Some embodiments of the present invention are described in detail below with reference to the accompanying drawings. The following embodiments and features of the embodiments may be combined with each other without conflict.
1-4, the mining stope structure of the multi-disk development machine for thick and medium ore bodies provided by the embodiment of the invention comprises: a stoping unit, a stoping route and an intra-pulse communication channel; the extraction units are provided with a plurality of extraction paths, each extraction unit is internally provided with a plurality of extraction paths, and the extraction paths in two adjacent extraction units are arranged in an included angle; the intra-pulse communication channel is arranged in the stoping unit, and is communicated with the stoping route, and is arranged at an included angle with the stoping route; the intra-pulse communication channel is provided with a first direction and a second direction, the first direction and the second direction are arranged at an included angle, and the first direction and the second direction are arranged at an included angle with the stoping route.
In this embodiment, the underground ore body distribution may be explored, and the underground ore body distribution may include an underground high-density electric method instrument, and the heading machine may be set as a cantilever heading machine, and a data model of the ore body is formed after underground exploration, where the distribution data of the ore body may be a 3D model, and the ore body is divided in vertical height and horizontal plane to form a plurality of extraction units 1 that can be exploited, each extraction unit 1 has a length of 30m to 180m and a width identical to that of an ore vein, and a first coil area 2 and a second coil area 3 are divided in each extraction unit 1, where the extraction efficiency of the extraction units 1 may be improved through the first coil area 2 and the second coil area 3, and the long-time waiting of the heading machine to waste the extraction time may be avoided, and further, two heading machines may be adopted to extract the first coil area 2 and the second coil area 3 respectively, the first disc area 2 and the second disc area 3 are divided into an intra-pulse communication channel 9 and a plurality of extraction routes 4, the extraction routes 4 in the first disc area 2 and the second disc area 3 are mutually arranged in parallel, in the tunneling process of the tunneling machine, one extraction route 4 in the first disc area 2 is formed into an extracted route after being tunneled by the tunneling machine, then the tunneling machine exits and the next extraction route 4 is mined, at the moment, an operator simultaneously carries out operations such as supporting, air-water pipe and ore extraction on the extracted route, at least one extraction route 4 or one extraction route is arranged between the second extraction route 4 which is ready to be mined by the tunneling machine and the extracted route where the operator is located, so that collapse caused by too close distance of the extracted route in the mining process of the tunneling machine is avoided, the tunneling machine can continuously work, waiting for supporting, ore dropping and filling is not needed, and the working efficiency of the tunneling machine is higher.
In this embodiment, according to the distribution data of the ore body, the ore body is divided into a plurality of stoping sections along the vertical direction, each stoping section is divided into a plurality of stoping layers along the height direction, and each stoping section is divided into a plurality of stoping units 1 along the horizontal direction.
In this embodiment, after the completion of the survey of the ore body, a mining standard project is simulated and designed according to the data obtained by the survey, and the mining standard project is arranged according to the trend of the ore body so as to enable the earth surface to be communicated with the ore body, so that the mining of the ore body can be realized.
In the embodiment, a first connecting channel 5 and a second connecting channel 6 are arranged on one side of each stoping unit 1, so that the first disc area 2 of each stoping unit 1 can be communicated with the first connecting channel 5, the second disc area 3 of each stoping unit 1 can be communicated with one second connecting channel 6, further, a section roadway 7 is horizontally arranged and extends along the trend of the horizontal direction of an ore body, a plurality of section roadways 7 are arranged at intervals along the trend direction of the height of the ore body, the section roadway 7 is opposite to each stoping section, the section roadway 7 is communicated with each stoping unit 1 through a plurality of first connecting channels 5 and a plurality of second connecting channels 6, a slope 8 is arranged on one side of the section roadway 7 away from the ore body, the slope 8 is respectively communicated with two adjacent section roadways 7 and is communicated with the ground surface, so that underground tunnelers and constructors can transfer to different stoping sections, further, a sectional connecting passage is arranged between the sectional drift 7 and the inclined ramp 8, the sectional connecting passage is horizontally arranged, two ends of the sectional connecting passage are respectively connected with the sectional drift 7 and the inclined ramp 8, an drop shaft connecting passage 10 and an air return shaft connecting passage 12 are arranged at the sectional drift 7, an drop shaft 11 is arranged at one end of the drop shaft connecting passage 10 far away from the sectional drift 7, two ends of the drop shaft connecting passage 10 are respectively connected with the drop shaft 11 and the sectional drift 7, the drop shaft 11 extends along the height trend of the ore body and is communicated with the ground surface so as to enable the underground to be communicated with the ground surface, equipment and personnel can be transferred or ore is discharged, an air return shaft 13 is arranged at one end of the air return shaft connecting passage 12 arranged on the sectional drift 7 far away from the sectional drift 7, the air return shaft 13 extends along the height trend of the ore body and is communicated with the ground surface, the return air well 13 is used for downhole ventilation.
In this embodiment, the cross section of each stoping unit 1 is rectangular, each stoping unit 1 is divided into a first disc area 2 and a second disc area 3, wherein the cross sections of the first disc area 2 and the second disc area 3 are right trapezoid, as shown in fig. 1 and 2, the first disc area 2 and the second disc area 3 are adjacently arranged, the combined whole of the first disc area 2 and the second disc area 3 is rectangular, the width of a plurality of stoping routes 4 in the first disc area 2 and the width of the second disc area 3 are consistent, further, an intra-pulse connecting channel 9 is arranged on the length and width sides of the stoping unit 1, the intra-pulse connecting channel 9 is in an L shape, the intra-pulse connecting channel 9 is closely attached to the stoping unit 1, so that the end face of each stoping route 4 is connected with the intra-pulse connecting channel 9, the other side of the intra-pulse connecting channel 9 is connected with the first connecting channel 5 and the second connecting channel 6, and the first connecting channel 5 and the second connecting channel 6 are respectively connected with the first disc area 2 and the second disc area 3.
In this embodiment, after the heading machine enters the intra-pulse communication channel 9 through the first communication channel 5, the first extraction route 4 of the first disc area 2 is extracted, after the extraction of the first extraction route 4 is finished, the second extraction is separated from the third extraction route 4, that is, between the extraction route 4 of the first extraction and the extraction route 4 of the second extraction, one extraction route 4 is separated, then after the extraction of the first extraction route 4 is finished, the heading machine exits to the intra-pulse communication channel 9 and goes to the next extraction route 4 to extract, at this time, operations such as supporting, air pipe erection and ore extraction are performed on the extracted route just finished, then filling is performed on the extracted route, the heading machine firstly extracts the extraction route 4 in odd order in the first disc area 2, after the extraction of the extraction route 4 in odd order is finished, the heading machine fills the extraction route 4 between the filled with the filling route 9 of the first extraction route and the filling route 4 of the second extraction route through the intra-pulse, and the first extraction route is sufficiently prevented from collapsing, and the first extraction route is sufficiently hard to reach the side wall of the extracted route.
In this embodiment, as shown in fig. 1, after the development of one stoping unit 1 is completed by the development machine, the development machine returns to the segmented roadway 7 through the first connecting channel 5 or the second connecting channel 6, and the intra-vein connecting channel 9 in the stoping unit 1 is filled, wherein the intra-vein connecting channel 9 in the stoping unit 1 is divided into a first direction segment in the horizontal direction and a second direction segment inclined at an included angle, the stoping route 4 corresponding to the first direction segment in the horizontal direction can be firstly developed and filled, then the first direction segment is filled, meanwhile, the second direction segment and the stoping route 4 corresponding to the second direction segment can be developed, and when the intra-vein connecting channel of the second direction segment and the stoping route 4 corresponding to the second direction segment are developed, the first direction segment and the stoping route 4 corresponding to each other are maintained, the intra-vein connecting channel 9 enters the stoping unit 1 adjacent to each other in the height at the moment, and the two adjacent stoping channels 9 are completely broken down due to the fact that the intra-vein connecting channel 9 in the upper direction segment is completely developed, and the two adjacent stoping channels are completely broken down, and the intra-vein connecting channels 9 are completely required to be completely developed.
Optionally, in two adjacent stoping units 1 on the same horizontal plane, the first direction sections of the intra-pulse communication channels 9 on two sides are positioned on the same straight line and are mutually communicated, so that in the actual operation process, if accidents happen in one stoping unit 1, operators and equipment in the stoping unit 1 can enter the adjacent stoping unit 1 through the intra-pulse communication channel 9 serving as a safety channel, and exit into the section roadway 7 through the first communication channel 5 or the second communication channel 6 of the partition stoping unit 1.
The mining process of the second disc zone 3 is as described above for the first disc zone 2, and will not be described in detail here.
In this embodiment, the arrangement modes of the first connecting channel 5 and the second connecting channel 6 in the two adjacent stoping units 1 in the vertical direction are different, the first connecting channel 5 above is arranged to be in a straight line shape, the included angle between the first connecting channel 5 above and the segmented gallery 7 is 10-80 degrees, meanwhile, the first connecting channel 5 above and the stoping route 4 corresponding to the first connecting channel 5 are arranged in parallel, the first connecting channel 5 below is arranged in an arc shape, the first connecting channel 5 below and the first connecting channel 5 above and the second connecting channel 6 above are not overlapped on the horizontal plane projection, the stability of the first connecting channel 5 and the second connecting channel 6 is prevented from being influenced due to the overlapping, in the stoping layering above, the second connecting channel 6 and the first connecting channel 5 are arranged in parallel, the second connecting channel 6 is also in a straight line shape, in the stoping layering below, the second connecting channel 6 is also arranged in an arc shape, each second connecting channel 6 is arranged in parallel to the first connecting channel 5 of the same layering, and each stoping channel 5 in the stoping layering is arranged in parallel with the stoping layering, and the first connecting channel 5 in the stoping layering direction is more smoothly extending to the stoping route 9.
In the embodiment, the extraction route 4 is obliquely arranged, the angle range between the extraction route 4 and the intra-pulse communication channel 9 is 10-80 degrees, entry of a heading machine can be facilitated, and the problem that the heading machine turns with large radius and turns around in the pit is solved.
In this embodiment, the extraction routes 4 in the two extraction units 1 adjacent up and down are arranged in a crossing manner, and the projection included angle range on the same horizontal plane is 10 ° to 170 °, so that the accidents that structural stress after the whole ore body is extracted is not up to standard and is easy to collapse due to the parallel of the two extraction routes 4 are avoided, the strength of the ore body after the extraction and support is improved through the spatial crossing, and meanwhile, the requirements of the extraction routes 4 corresponding to different angles can be met by the first connecting channels 5 arranged on the upper layer and the lower layer.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (7)
1. A thick, medium thick ore body multi-disc district entry driving machine mining stope structure, characterized in that includes: a stoping unit, a stoping route and an intra-pulse communication channel;
the extraction units are provided with a plurality of extraction paths, each extraction unit is internally provided with a plurality of extraction paths, and the extraction paths in two adjacent extraction units are arranged in an included angle;
the intra-pulse communication channel is arranged in the stoping unit, the intra-pulse communication channel and the stoping route are arranged at an included angle, and the intra-pulse communication channel and the stoping route are communicated;
the intra-pulse communication channel is provided with a first direction and a second direction, the first direction and the second direction are arranged at an included angle, and the first direction and the second direction are arranged at an included angle with the stoping route;
a first disc area and a second disc area are divided in each stoping unit, and the stoping routes in the first disc area and the second disc area are arranged in parallel;
a first connecting channel, a second connecting channel and a segmentation gallery are arranged on one side of each stoping unit, so that the first disk area of each stoping unit is communicated with the first connecting channel, and the second disk area of each stoping unit is communicated with the second connecting channel;
the segmented roadway is communicated with each stoping unit through a plurality of first connecting channels and a plurality of second connecting channels, enters the stoping route through the intra-pulse connecting channels in the first direction and the intra-pulse connecting channels in the second direction to be mined, fills the first direction and the corresponding stoping route in the filling process, and then mines and fills the second direction.
2. The thick and medium ore body multi-panel development machine mining stope structure of claim 1, further comprising a ramp;
the ramp is arranged on one side of the ore body, extends and is arranged along the height direction of the ore body, and is communicated with the segmented gallery.
3. The mining stope structure of the multi-disc zone heading machine for thick and medium ore bodies according to claim 1, further comprising a drop shaft connecting channel, a drop shaft, a return shaft connecting channel and a return shaft;
the drop shaft connecting channel is arranged on the sectional roadway and connected with the sectional roadway, and one end, far away from the sectional roadway, of the drop shaft connecting channel is connected with the drop shaft;
the return air shaft connecting channel is arranged on the segmented roadway and connected with the segmented roadway, and one end, far away from the segmented roadway, of the return air shaft connecting channel is connected with the return air shaft.
4. The thick and medium ore body multi-panel development machine mining stope structure of claim 1, wherein the first connecting road is disposed in parallel with the second connecting road.
5. A mining method based on a thick, medium thick ore body multi-panel development machine mining stope structure as claimed in any one of claims 1 to 4, comprising the steps of:
exploring the underground ore body distribution to obtain ore body distribution data;
dividing the mining body into a plurality of stoping units according to the ore body distribution data, and dividing a first disc area and a second disc area in each stoping unit, wherein the first disc area and the second disc area are respectively divided into intra-pulse connecting channels and stoping routes;
tunneling a first connecting channel between the first disc area and the segmented roadway, and tunneling a second connecting channel between the second disc area and the segmented roadway;
tunneling the extraction route corresponding to the first direction of the intra-pulse communication channel, and filling the extracted extraction route and the first direction of the intra-pulse communication channel;
tunneling the extraction route corresponding to the second direction of the intra-pulse communication channel, and filling the extracted extraction route and the second direction of the intra-pulse communication channel.
6. The method of mining a thick and medium ore body multi-panel development machine mining stope structure according to claim 5, wherein the step of dividing the stope structure into a plurality of stoping elements according to ore body distribution data further comprises:
according to the ore body distribution data, the ore body is divided into a plurality of stoping sections along the height direction, each stoping section is divided into a plurality of stoping layers along the height direction, and each stoping layer is divided into a plurality of stoping units along the horizontal direction.
7. The method of mining a thick, medium ore body multi-panel development machine mining stope structure of claim 5, wherein the step of filling comprises:
mining and filling a stoping unit so that the first disc area and the second disc area are filled;
the first connecting channel and the second connecting channel are retracted into the segmented roadway, and the first connecting channel and the second connecting channel which are adjacent to each other enter the extraction units which are adjacent to each other in the vertical direction.
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| CN113446005B (en) * | 2021-07-27 | 2022-04-01 | 中国矿业大学 | Method for treating side slope geological disasters and recovering mineral resources |
| CN115680661B (en) * | 2023-01-03 | 2023-03-14 | 矿冶科技集团有限公司 | Mechanical mining field structure of heading machine with pulse-free outer gallery arranged along trend and mining method thereof |
| CN115680662B (en) * | 2023-01-03 | 2023-03-21 | 矿冶科技集团有限公司 | Mechanical mining structure and mining method for thin to medium-thick ore body |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110685737A (en) * | 2019-09-02 | 2020-01-14 | 河北省矾山磷矿有限公司 | Flat-bottom structure sublevel rock drilling stage ore removal subsequent filling mining method |
Non-Patent Citations (1)
| Title |
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| 新城金矿盘区无轨采准系统的改进;赵国彦等;有色金属(矿山部分);无(第01期);第19-24页 * |
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