CN214787547U - Tailing underground storage system - Google Patents
Tailing underground storage system Download PDFInfo
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- CN214787547U CN214787547U CN202120132237.0U CN202120132237U CN214787547U CN 214787547 U CN214787547 U CN 214787547U CN 202120132237 U CN202120132237 U CN 202120132237U CN 214787547 U CN214787547 U CN 214787547U
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Abstract
The utility model discloses a tailing underground storage system, which consists of a tailing storage space, an upper sand inlet system, a lower drainage system and a bottom seepage collection system; the tailing storage space is composed of a plurality of storage units, the storage units are dead areas formed after surrounding rocks are mined, and panel space columns perpendicular to the trend of the ore body and isolation space columns along the trend of the ore body are reserved among the storage units; the upper sand inlet system consists of an upper panel area connecting channel, a storage unit connecting channel and an upper vein-following grouting lane; the lower drainage system consists of a lower panel area connecting road, a vein-following transportation road, a ore removal route and a bottom drawing road; the bottom seepage water collecting system consists of a connection slope way and a lower vein-following grouting lane. The utility model has the advantages of safe, economical and environment-friendly tailing discharging.
Description
Technical Field
The utility model belongs to underground mining field relates to a tailings storage system in pit, and the ore dressing tailings is handled to the mine enterprise that specially adapted tailings yield is big, tailing storehouse capacity is nervous.
Background
The beneficiation tailing is a solid waste product remained after extracting target beneficial components in a beneficiation operation link, the yield of the beneficiation tailing is usually far greater than that of the target beneficial components, particularly for non-ferrous metal mines, the yield of the beneficiation tailing is usually over 90%, and how to treat the beneficiation tailing with low cost and high efficiency and utilize the beneficiation tailing is a technical problem facing a mining industry interface all the time.
The most common treatment method of mineral dressing tailings at present is used for filling an underground goaf, namely, after ores are mined and lifted to the ground surface, tailings generated by mineral dressing are refilled into the underground goaf, so that multiple purposes of goaf treatment and ground pressure management, tailing treatment and consumption and the like are achieved. However, in addition to a few ore types with high concentrate yield similar to iron ore and the like, the underground filling of the tailings cannot completely consume and dispose all the tailings, and in recent years, a new direction similar to the formation of tailings into building materials is developed, but the new direction is limited by the market scale and the acceptance degree of consumers, and the treatment and consumption of the tailings are still not large, so that a tailings pond needs to be built on the ground surface to accumulate redundant tailings. The stockpiling of tailings on the surface can lead to a number of economic, safety and environmental concerns. Firstly, a large amount of surface land is required to build a tailing pond when the tailing is piled up on the surface, so that the investment cost is high and the cost is high; meanwhile, the risk of dam break also exists in the stacking of the surface tailing pond, great potential safety hazards are brought to local people, and multiple dam break events of the tailing pond occur at home and abroad; meanwhile, the environmental protection problems of dust emission, water body, sudden heavy metal pollution and the like can also be caused by the stockpiling of the tailings on the earth surface, and more local governments stop examining and approving new tailings ponds along with the enhancement of the environmental protection consciousness of the countries and the governments. Therefore, how to treat the mill tailings becomes one of the common problems faced by all mine enterprises at present.
Therefore, the utility model provides a tailing is storage system in pit aims at solving the difficult problem that mine enterprise ore dressing tailing discharged the processing.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a tailings storage system in pit, its characterized in that:
the ore dressing tailing underground storage system consists of a tailing storage space, an upper sand inlet system, a lower drainage system and a bottom seepage collection system; the tailing storage space is composed of a plurality of storage units, the storage units are dead areas formed after surrounding rocks are mined, and panel space columns perpendicular to the trend of the ore body and isolation space columns along the trend of the ore body are reserved among the storage units; the upper sand inlet system consists of an upper panel area connecting channel, a storage unit connecting channel and an upper vein-following grouting lane; the lower drainage system consists of a lower panel area connecting road, a vein-following transportation road, a ore removal route and a bottom drawing road; the bottom seepage water collecting system consists of a connection slope way and a lower vein-following grouting lane.
Further, the ore dressing tailing underground storage system is arranged in a rock stratum with the ore body first mining middle section and the better stability of the bottom wall and is positioned outside the rock movement range during the lower middle section stoping, the height of the storage unit is the middle section height, and the length and the width take values according to the rock stratum stability.
Furthermore, the upper panel area connecting channel is arranged in the center of the upper portion of the panel compartment column, the upper panel area connecting channel is communicated with the middle section transportation air return lane and the upper vein-following grouting lane, the upper vein-following grouting lane is arranged on the outermost side of the tailing storage system along the trend of the ore body, and the upper panel area connecting channel on the upper portion and the upper portions on the two sides of each storage unit is communicated with each other through the storage unit connecting channel.
Furthermore, the lower panel area connecting channels are opened from the middle section transportation lane and are arranged in the center of the lower part of the panel area column, adjacent lower panel area connecting channels are communicated through the vein-following transportation lane, every two adjacent storage units share one vein-following transportation lane, and the bottom drawing lane at the bottom of each storage unit is communicated with the vein-following transportation lane through ore removal access ways.
Further, the lower vein-following grouting lane is arranged 10-12m below the elevation of the lower drainage system along the trend of the ore body, and the lower vein-following grouting lane and the middle vein-following transportation lane are communicated through a communication slope way.
Further, the volume of the ore dressing tailing underground storage system is determined according to the amount of tailing required to be discharged and treated.
Furthermore, a layer of grouting curtain is constructed on the periphery and the bottom boundary of the ore dressing tailing underground storage system to prevent water in tailings from entering an underground water system, dewatering pipes are arranged on two sides of the storage unit, a sand inlet pipe is arranged in the upper sand inlet system, a drain pipe and a precipitation water bin are arranged in the lower drainage system, the bottoms of the dewatering pipes are connected with the drain pipe, and a row of water collecting drill holes, a water collecting pool and a water conveying pipe are arranged in the bottom seepage collecting system; the conveyer pipe of earth's surface ore dressing tailings with advance the sand pipe and be connected, the ore dressing tailings passes through the pipeline and discharges to the storage unit in, during water in the tailings was discharged to deposit the sump through dehydration pipe, drain pipe, a small amount of infiltration water was in the catch basin through the drilling that catchments, then through the raceway pump sending to deposit in the pond, the water rethread drainage system in the sediment pond is arranged to the earth's surface in the pit.
Preferably, the length of the storage unit is 50-80m, the width of the storage unit is 15-20m, the column width of the disc interval is 12-15m, and the column width of the isolation interval is 8-10 m.
Preferably, the grouting curtains are located on the periphery and the bottom boundary of the tailings storage system, the grouting curtains in the direction perpendicular to the direction of the ore body are respectively located right below the upper vein-following grouting lane and the upper middle section transportation return air lane, and the grouting curtains in the direction of the ore body are located in the panel compartment columns at the two side ends.
Advantageous effects
Compared with the prior art and method, the utility model provides a pair of tailing is storage system in pit has following beneficial effect: (1) the tailing storage system is positioned underground, the tailing discharge is safe, economical and environment-friendly, and a tailing pond can be prevented from being established on the ground surface, so that the safety and environment-friendly risks brought by the tailing pond on the ground surface are avoided; (2) waste rocks generated in the formation process of the mineral separation tailing storage system can be used as building sand aggregate raw materials to be processed into sand aggregate for sale, and the economic benefit of enterprises is improved.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a tailing downhole storage system provided by the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of a tailings underground storage system provided by the present invention;
FIG. 3 is a B-B cross-sectional view of a tailings downhole storage system provided by the present invention;
FIG. 4 is a C-C cross-sectional view of a tailings downhole storage system provided by the present invention;
in the figure: 1-upper middle section transportation air return lane; 2-upper panel contact lane; 3-storage unit contact channel; 4-disc compartment columns; 5-isolating the studs; 6-a storage unit; 7-upper vein-following grouting lane; 8-middle section transportation lane; 9-lower extent contact lane; 10-vein-following transportation lane; 11-a bottom-drawing roadway; 12-ore removal and access; 13-communicating the ramp; 14-lower vein grouting lane; 15-grouting curtain; 16-water catchment drilling.
Detailed Description
The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
The utility model provides a pair of ore dressing tailing is storage system in pit has following characteristic:
the ore dressing tailing underground storage system consists of a tailing storage space, an upper sand inlet system, a lower drainage system and a bottom seepage collection system; the tailing storage space is composed of a plurality of storage units 6, the storage units 6 are dead areas formed after surrounding rocks are mined, and panel compartment columns 4 perpendicular to the trend of an ore body and isolation compartment columns 5 along the trend of the ore body are reserved between the storage units 6; the upper sand inlet system consists of an upper panel area connecting channel 2, a storage unit 6 connecting channel 3 and an upper vein-following grouting channel 7; the lower drainage system consists of a lower panel area connecting lane 9, a vein-following transportation lane 10, a ore removal route 12 and a bottom drawing lane 11; the bottom seepage water collecting system consists of a communication slope way 13 and a lower vein-following grouting lane 14.
The volume of the tailing storage system is determined according to the amount of the tailing required to be discharged and treated, the ore dressing tailing underground storage system is arranged in a rock stratum with good stability of the first mining middle section lower disc of an ore body and is positioned outside the movement range of rocks during the lower middle section stoping, the height of the storage unit 6 is the height of the middle section, and the length and the width are valued according to the stability of the rock stratum. The length of the storage unit 6 is 50-80m, the width is 15-20m, the width of the disc interval column 4 is 12-15m, and the width of the isolation interval column 5 is 8-10 m.
The upper panel area connecting channel 2 is arranged in the center of the upper portion of the panel compartment column 4, the upper panel area connecting channel 2 is communicated with the middle section transportation air return channel 1 and the upper vein-following grouting channel 7, the upper vein-following grouting channel 7 is arranged on the outermost side of the tailing storage system along the trend of an ore body, and the upper portion of each storage unit 6 is communicated with the upper panel area connecting channels 2 on the two sides through the storage unit 6 connecting channels 3.
The lower panel area connecting channels 9 are opened from the middle section conveying lane 8 and are arranged in the center of the lower portion of the panel area partition column 4, the adjacent lower panel area connecting channels 9 are communicated through the vein-following conveying lane 10, every two adjacent storage units 6 share the vein-following conveying lane 10, and the bottom drawing lane 11 at the bottom of each storage unit 6 is communicated with the vein-following conveying lane 10 through the ore drawing access 12.
The lower vein-following grouting lane 14 is arranged 10-12m below the elevation of a lower drainage system along the trend of the ore body, and the lower vein-following grouting lane 14 is communicated with the middle section vein-following transportation lane 10 through a communication slope lane 13.
All be under construction one deck slip casting curtain 15 around the ore dressing tailings storage system in the pit with bottom boundary, prevent that water in the tailings from getting into the underground water system, slip casting curtain 15 is located tailings storage system all around and bottom boundary, and wherein perpendicular ore body moves towards ascending slip casting curtain 15 of direction and is located upper portion along the arteries and veins slip casting lane 7 and last middle section transportation return airway 1 respectively under, moves towards ascending slip casting curtain 15 of direction along the ore body and is located the panel interlude post 4 of both sides tip. The two sides of the storage unit 6 are provided with dewatering pipes, the upper sand inlet system is provided with a sand inlet pipe, the lower drainage system is provided with a drainage pipe and a precipitation water sump, the bottom of each dewatering pipe is connected with the drainage pipe, and the bottom seepage water collecting system is provided with a row of water collecting drill holes 16, a water collecting tank and a water conveying pipe; the conveyer pipe of earth's surface ore dressing tailings with advance the sand pipe and be connected, the ore dressing tailings passes through the pipeline and discharges to storage unit 6 in, during water in the tailings was discharged to deposit the sump through dehydration pipe, drain pipe, during a small amount of infiltration water was catchmented the catch basin through catchment drilling 16, then through the raceway pump sending to the sedimentation pond in, the water rethread drainage system in the sedimentation pond arranges to the earth's surface in the pit.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A tailings downhole storage system, characterized in that: the tailing underground storage system consists of a tailing storage space, an upper sand inlet system, a lower drainage system and a bottom seepage collection system; the tailing storage space is composed of a plurality of storage units, the storage units are dead areas formed after surrounding rocks are mined, and panel space columns perpendicular to the trend of the ore body and isolation space columns along the trend of the ore body are reserved among the storage units; the upper sand inlet system consists of an upper panel area connecting channel, a storage unit connecting channel and an upper vein-following grouting lane; the lower drainage system consists of a lower panel area connecting road, a vein-following transportation road, a ore removal route and a bottom drawing road; the bottom seepage water collecting system consists of a connection slope way and a lower vein-following grouting lane.
2. A tailings downhole storage system according to claim 1, wherein: the upper panel area connecting channel is arranged in the center of the upper portion of the panel compartment column, the upper panel area connecting channel is communicated with the middle section transportation air return lane and the upper vein-following grouting lane, the upper vein-following grouting lane is arranged on the outermost side of the tailing storage system along the trend of the ore body, and the upper panel area connecting channels on the upper portion and the two sides of each storage unit are communicated through the storage unit connecting channels.
3. A tailings downhole storage system according to claim 1, wherein: the lower panel area connecting channels are opened from the middle section transportation lane and are arranged in the center of the lower part of the panel area column, adjacent lower panel area connecting channels are communicated through the vein-following transportation lane, every two adjacent storage units share one vein-following transportation lane, and the bottom drawing lane at the bottom of each storage unit is communicated with the vein-following transportation lane through ore removal and feeding paths.
4. A tailings downhole storage system according to claim 1, wherein: the lower vein-following grouting lane is arranged 10-12m below the elevation of the lower drainage system along the trend of the ore body, and the lower vein-following grouting lane and the middle section vein-following transportation lane are communicated through a communication slope.
5. A tailings downhole storage system according to claim 1, wherein: a layer of grouting curtain is constructed on the periphery and the bottom of the underground tailing storage system to prevent water in the tailing from entering an underground water system, dewatering pipes are arranged on two sides of the storage unit, a sand inlet pipe is arranged in the upper sand inlet system, a drain pipe and a precipitation water bin are arranged in the lower drainage system, the bottoms of the dewatering pipes are connected with the drain pipe, and a row of water collecting drill holes, a water collecting tank and a water conveying pipe are arranged in the bottom seepage collecting system; the surface ore dressing tailing conveying pipe is connected with the sand inlet pipe, and the ore dressing tailing is discharged into the storage unit through a pipeline.
6. A tailings downhole storage system according to claim 1, wherein: the storage unit is 50-80m long and 15-20m wide, the column width between the disc regions is 12-15m, and the column width between the isolation regions is 8-10 m.
7. A tailings downhole storage system according to claim 5, wherein: the grouting curtains are located on the periphery and the bottom boundary of the tailing storage system, the grouting curtains perpendicular to the direction of the ore body are located right below the upper vein-following grouting lane and the upper middle section transportation air return lane respectively, and the grouting curtains in the direction of the ore body are located in panel compartment columns at the end parts of two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120132237.0U CN214787547U (en) | 2021-01-18 | 2021-01-18 | Tailing underground storage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120132237.0U CN214787547U (en) | 2021-01-18 | 2021-01-18 | Tailing underground storage system |
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| Publication Number | Publication Date |
|---|---|
| CN214787547U true CN214787547U (en) | 2021-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120132237.0U Active CN214787547U (en) | 2021-01-18 | 2021-01-18 | Tailing underground storage system |
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| CN (1) | CN214787547U (en) |
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2021
- 2021-01-18 CN CN202120132237.0U patent/CN214787547U/en active Active
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