CN220414274U - Surface mine ecological restoration shallow aquifer construction structure - Google Patents
Surface mine ecological restoration shallow aquifer construction structure Download PDFInfo
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- CN220414274U CN220414274U CN202321853398.4U CN202321853398U CN220414274U CN 220414274 U CN220414274 U CN 220414274U CN 202321853398 U CN202321853398 U CN 202321853398U CN 220414274 U CN220414274 U CN 220414274U
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- 238000010276 construction Methods 0.000 title claims abstract description 18
- 238000005507 spraying Methods 0.000 claims abstract description 31
- 239000002689 soil Substances 0.000 claims abstract description 20
- 239000004746 geotextile Substances 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 239000004744 fabric Substances 0.000 claims description 18
- 241000196324 Embryophyta Species 0.000 claims description 15
- 238000010899 nucleation Methods 0.000 claims description 13
- 239000007921 spray Substances 0.000 claims description 11
- 238000005067 remediation Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 24
- 230000004083 survival effect Effects 0.000 abstract description 9
- 230000012010 growth Effects 0.000 abstract description 4
- 239000011148 porous material Substances 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 64
- 239000002344 surface layer Substances 0.000 description 7
- 239000001963 growth medium Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241000282472 Canis lupus familiaris Species 0.000 description 2
- 230000008635 plant growth Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to the technical field of mine ecological restoration, in particular to a surface mine ecological restoration shallow aquifer construction structure which comprises a plurality of groove groups which are sequentially arranged from top to bottom along the surface of a mine, wherein each groove group comprises more than two grooves which are positioned on the same contour, water-proof geotextiles are laid at the bottoms of the grooves, a plurality of groups of fastening nails are inserted at intervals on the water-proof geotextiles and extend to the side walls of the grooves, backfill layers are laid on the water-proof geotextiles, the tops of the backfill layers are flush with the tops of the grooves, soil layers are laid on the backfill layers, a spraying mechanism is arranged on the soil layers, the construction of an upper water-retaining structure is completed jointly through the grooves, the water-proof geotextiles, the backfill layers and the soil layers, pore water stored in the water-proof geotextiles after rainfall is permeated through the soil layers and the backfill layers is upper water-retaining, water required for growth can be provided for vegetation in the water-storage areas and the water storage areas, and the survival rate of greening plants in the mine ecological restoration is improved.
Description
Technical Field
The application relates to the technical field of mine ecological restoration, in particular to a construction structure of a surface mine ecological restoration shallow aquifer.
Background
The mine restoration is to restore the polluted abandoned land of mining industry, so as to realize the restoration of the destroyed ecological environment and the sustainable utilization of land resources; in the related art, a vegetation restoration method is often adopted for ecological restoration of the mine, and vegetation with heavy metal resistance is planted on a side slope of the mine, so that the ecological restoration performance of the mine is improved.
However, since the waste mine is complex in landform and mainly comprises exposed steep slopes and broken stone beaches, many problems are faced in the ecological environment restoration process of the waste mine. On one hand, the culture medium is gradually lost due to the scouring of the culture medium attached to the rock by the rainwater, and finally the greening engineering fails, on the other hand, the shallow aquifer is not constructed, the water is rare, the watering is very inconvenient, and the survival rate of the greening plants is low.
Disclosure of Invention
Aiming at the problem of low survival rate of greening plants in the prior art, the utility model particularly provides a construction structure of an ecological restoration shallow aquifer of an open pit mine.
For this purpose, the utility model adopts the following specific technical scheme:
the utility model provides a construction structure of an ecological restoration shallow aquifer of an open pit mine, which comprises
The plurality of groove groups are arranged and sequentially arranged from top to bottom along the mine surface, each groove group comprises more than two grooves positioned on the same contour line, water-proof geotextiles are laid at the bottoms of the grooves, a plurality of groups of fastening nails are inserted into the water-proof geotextiles at intervals and extend to the side walls of the grooves, backfill layers are laid on the water-proof geotextiles, the tops of the backfill layers are flush with the tops of the grooves, and soil layers are laid on the backfill layers;
the spray seeding mechanism is arranged on the soil covering layer.
Preferably, the fastening nail is of a wooden structure, and the fastening nail can be degraded in soil after a period of time by being of the wooden structure, so that the soil is prevented from being polluted.
Preferably, the waterproof geotechnical cloth is laid in a U-shaped mode, the width of the waterproof geotechnical cloth is larger than the width of the bottom of the groove, the waterproof geotechnical cloth arranged in a U-shaped mode guarantees the storage property of water seepage in the groove, and the water storage capacity is improved.
Preferably, the distance between two adjacent groups of grooves arranged from top to bottom along the surface of the mine is L, L is more than or equal to 2m and less than or equal to 2.5m, the reasonable distance is arranged to ensure the water storage performance of the groups of grooves on the surface layer of the mine, and the survival rate of greening plants is ensured.
Preferably, the depth of the groove is h, the width of the groove is w, h is more than or equal to 0.3m and less than or equal to 0.5m, w is more than or equal to 1.5m and less than or equal to 2m, and the reasonable depth and width of the groove are arranged, so that the greening plants on the surface layer of the mine can effectively utilize water storage in the groove.
Preferably, the spraying mechanism comprises a fixed net, an anchor rod and a spraying layer, wherein the fixed nets are arranged into a plurality of groups and are sequentially arranged on the earthing layer along the length direction of the groove, each group is provided with two layers of fixed nets which are vertically arranged, the anchor rod penetrates through the fixed nets and is inserted into the side wall of the groove, the spraying layer is arranged between the two vertical groups of fixed nets, the top of the spraying layer is higher than the fixed net above, plant species are arranged in the spraying layer, the anchor rod limits the fixed nets, the fixed nets are prevented from sliding and falling off, the fixed nets limit the spraying layer, the plant species in the spraying layer are prevented from sliding off, and the greening of the mine surface layer is realized through a growth medium in the spraying layer and a water storage layer constructed by dogs in the groove, so that the water storage capacity of the mine surface layer is further improved.
Preferably, the thickness of the spray-seeding layer is 10-15 cm, so that the spray-seeding layer is ensured to have enough growth base materials, and the survival rate of plant species in the spray-seeding layer is improved.
Preferably, the fixed net is rectangular, the side length of the fixed net is larger than the width of the groove, the fixed net is ensured to have enough gap strength for plant growth, the full coverage of the top of the groove is realized, and the loss of a top soil covering layer and a spray seeding layer is avoided.
Preferably, the spraying and seeding mechanism further comprises a baffle plate, wherein the baffle plate is arranged between the two vertical groups of fixed nets, the baffle plate is arranged into a plurality of groups and is arranged at intervals along the width direction of the groove, through holes matched with the anchor rods are formed in the baffle plate, the baffle plate is of a wooden structure, and the baffle plate is arranged to further limit the spraying and seeding layer so as to prevent the loss of the spraying and seeding layer.
By adopting the technical scheme, the method has the advantages that:
the utility model is provided with a plurality of groove groups which are sequentially arranged from top to bottom along the mine surface, each groove group comprises more than two grooves which are positioned on the same contour, water-proof geotextile is laid at the bottom of each groove, a plurality of groups of fastening nails are inserted at intervals on the water-proof geotextile and extend to the side wall of each groove, a backfill layer is laid on the water-proof geotextile, the top of each backfill layer is flush with the top of each groove, a covering layer is laid on each backfill layer, a spraying mechanism is arranged on each covering layer, the construction of an upper water-retaining structure is completed jointly through the grooves, the water-proof geotextile, the backfill layer and the covering layer, wherein the water-retaining geotextile is local water-retaining, and pore water stored in the water-proof geotextile after rainfall is permeated by the covering layer and the backfill layer is upper water-retaining, so that water required for growing seedlings can be provided for vegetation in the water-retaining area and the water-retaining area, and the survival rate of greening plants in the mine ecological restoration is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 shows a schematic structural view of the present utility model;
FIG. 2 shows a schematic structural view of the present utility model;
FIG. 3 shows a schematic structural view of the present utility model;
fig. 4 shows a partial schematic structure of the present utility model.
Wherein: the soil-covered pile comprises a groove 1, waterproof geotextile 2, fastening nails 3, a backfill layer 4, a soil-covered layer 5, a fixed net 6, anchor rods 7, a spray seeding layer 8 and a baffle 9.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
As shown in fig. 1 to 4, the embodiment of the utility model discloses a construction structure of an ecological restoration shallow aquifer of a surface mine,
the water-proof geotechnical cloth comprises a plurality of groove groups, wherein the groove groups are arranged in sequence from top to bottom along the mine surface, each groove group comprises more than two grooves 1 positioned on the same contour line, water-proof geotechnical cloth 2 is laid at the bottom of each groove 1, a plurality of groups of fastening nails 3 are inserted in the water-proof geotechnical cloth 2 at intervals, the fastening nails 3 extend to the side wall of each groove 1, a backfill layer 4 is laid on the water-proof geotechnical cloth 2, the top of each backfill layer 4 is flush with the top of each groove 1, and a soil covering layer 5 is laid on each backfill layer 4;
the spray seeding mechanism is arranged on the soil covering layer 5.
In at least one embodiment, the fastening nails 3 are of a wooden structure, and the fastening nails 3 can be degraded in soil after a period of time by being of the wooden structure, so that the soil is prevented from being polluted.
In at least one embodiment, the water-proof geotechnical cloth 2 is laid in a U-shaped mode, the width of the water-proof geotechnical cloth 2 is larger than the width of the bottom of the groove 1, the water-proof geotechnical cloth 2 arranged in a U-shaped mode guarantees the storage property of water seepage in the groove 1 of the water-proof geotechnical cloth 2, and the water storage capacity is improved.
In at least one embodiment, the distance between two adjacent groups of grooves 1 arranged from top to bottom along the surface of the mine is L, L is more than or equal to 2m and less than or equal to 2.5m, the water storage performance of the groups of grooves 1 on the surface layer of the mine is ensured by arranging reasonable distances, and the survival rate of greening plants is ensured.
In at least one embodiment, the depth of the groove 1 is h, the width of the groove 1 is w, h is more than or equal to 0.3m and less than or equal to 0.5m, w is more than or equal to 1.5m and less than or equal to 2m, and through reasonable arrangement of the depth and the width of the groove 1, water storage in the groove 1 can be effectively utilized by the mine surface greening plants.
In at least one embodiment, the spraying mechanism comprises a fixed net 6, an anchor rod 7 and a spraying layer 8, wherein the fixed net 6 is arranged into a plurality of groups and sequentially arranged on the earthing layer 5 along the length direction of the groove 1, each group is provided with two layers of fixed nets 6 which are vertically arranged, the anchor rod 7 penetrates through the fixed net 6 and is inserted into the side wall of the groove 1, the spraying layer 8 is arranged between the two vertical groups of fixed nets 6, the top of the spraying layer 8 is higher than the fixed net 6 above, plant species are arranged in the spraying layer 8, the anchor rod 7 limits the fixed net 6, the fixed net 6 is prevented from sliding off, the fixed net 6 limits the spraying layer 8, the spraying layer 8 is prevented from sliding off, the plant species in the spraying layer 8 grow through a growth substrate in the spraying layer 8 and a water storage layer built by dogs in the groove 1, greening of a surface layer is realized, and the water storage capacity of a mine surface layer is further improved.
In at least one embodiment, the thickness of the spray layer 8 is 10-15 cm, which ensures that the spray layer 8 has enough growth substrate to improve the survival rate of the plant species in the spray layer 8.
In at least one embodiment, the fixed net 6 is rectangular, the side length of the fixed net 6 is larger than the width of the groove 1, so that the fixed net 6 is ensured to have enough gap strength for plant growth, the top of the groove 1 is fully covered, and the loss of the top soil covering layer 5 and the spray seeding layer 8 is avoided.
In at least one embodiment, the spraying mechanism further comprises a baffle 9, the baffle 9 is located between two vertical groups of fixing nets 6, the baffle 9 is arranged into a plurality of groups and is arranged at intervals along the width direction of the groove 1, through holes matched with the anchor rods 7 are formed in the baffle 9, the baffle 9 is of a wooden structure, degradation can be achieved, the spraying layer 8 is further limited by arranging the baffle 9, and the loss of the spraying layer 8 is prevented
When the ecological restoration operation of the surface mine is carried out, after the site of the surface mine is leveled, a plurality of groups of horizontal grooves 1 are dug along the upward and downward direction of the mine slope and the parallel equal-height intervals, degradable water-proof geotechnical cloth 2 is paved at the bottom of each groove 1, two sides of each water-proof geotechnical cloth 2 are fixed in each groove 1 through fastening nails 3, the water storage effect is guaranteed, then excavated muck is backfilled above each water-proof geotechnical cloth 2 to form a backfill layer 4, finally, soil covering is carried out above the backfill layer 4 in a conventional mode according to the specifications to form a soil covering layer 5, thus the construction of an upper water-retaining structure is completed, the spray sowing mechanism is arranged on the soil covering layer 5, wherein each water-proof geotechnical cloth 2 is a local water-retaining layer, pore water stored in each water-proof geotechnical cloth 2 after rainfall is permeated through the soil covering layer 5 and the backfill layer 4 is used for providing water needed for vegetation in the water storage area and the water storage area, and the vegetation close to the water storage area, and the survival rate of greening plants in the ecological restoration of the mine is improved.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and are not limiting thereof; although the present application has been described in detail with reference to the foregoing embodiments, one of ordinary skill in the art will appreciate that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not drive the essence of the corresponding technical solutions to depart from the spirit and scope of the technical solutions of the embodiments of the present application.
Claims (9)
1. The utility model provides a surface mine ecological remediation shallow aquifer structure of constructing which characterized in that: comprising
The plurality of groove groups are arranged and sequentially arranged from top to bottom along the mine surface, each groove group comprises more than two grooves positioned on the same contour line, water-proof geotextiles are laid at the bottoms of the grooves, a plurality of groups of fastening nails are inserted into the water-proof geotextiles at intervals and extend to the side walls of the grooves, backfill layers are laid on the water-proof geotextiles, the tops of the backfill layers are flush with the tops of the grooves, and soil layers are laid on the backfill layers;
the spray seeding mechanism is arranged on the soil covering layer.
2. The surface mine ecological restoration shallow aquifer construction structure according to claim 1, wherein: the fastening nails are of wooden structures.
3. The surface mine ecological restoration shallow aquifer construction structure according to claim 1, wherein: the waterproof geotechnical cloth is laid in a U shape, and the width of the waterproof geotechnical cloth is larger than the width of the bottom of the groove.
4. The surface mine ecological restoration shallow aquifer construction structure according to claim 1, wherein: the spacing between two adjacent groups of grooves arranged along the mine surface from top to bottom is L, and L is more than or equal to 2m and less than or equal to 2.5m.
5. The surface mine ecological restoration shallow aquifer construction structure according to claim 1, wherein: the depth of the groove is h, the width of the groove is w, h is more than or equal to 0.3m and less than or equal to 0.5m, and w is more than or equal to 1.5m and less than or equal to 2m.
6. The surface mine ecological restoration shallow aquifer construction structure according to claim 1, wherein: the spraying mechanism comprises a plurality of groups of fixed nets, anchor rods and a spraying layer, wherein the fixed nets are sequentially arranged on the earthing layer along the length direction of the groove, each group of fixed nets is provided with two layers of fixed nets which are vertically arranged, the anchor rods penetrate through the fixed nets and are inserted into the side walls of the groove, the spraying layer is arranged between the two vertical groups of fixed nets, the top height of the spraying layer exceeds the fixed net above, and plant species are arranged in the spraying layer.
7. The surface mine ecological restoration shallow aquifer construction structure according to claim 6, wherein: the thickness of the spray seeding layer is 10-15 cm.
8. The surface mine ecological restoration shallow aquifer construction structure according to claim 6, wherein: the fixed net is rectangular, and the side length of the fixed net is larger than the width of the groove.
9. The surface mine ecological restoration shallow aquifer construction structure according to claim 6, wherein: the spraying mechanism further comprises a baffle plate, the baffle plate is arranged between the two vertical groups of fixed nets, the baffle plate is arranged into a plurality of groups and is arranged at intervals along the width direction of the groove, and through holes matched with the anchor rods are formed in the baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321853398.4U CN220414274U (en) | 2023-07-14 | 2023-07-14 | Surface mine ecological restoration shallow aquifer construction structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321853398.4U CN220414274U (en) | 2023-07-14 | 2023-07-14 | Surface mine ecological restoration shallow aquifer construction structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220414274U true CN220414274U (en) | 2024-01-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321853398.4U Active CN220414274U (en) | 2023-07-14 | 2023-07-14 | Surface mine ecological restoration shallow aquifer construction structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220414274U (en) |
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2023
- 2023-07-14 CN CN202321853398.4U patent/CN220414274U/en active Active
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