CN211914982U - Ecological restoration structure of mine wasteland - Google Patents
Ecological restoration structure of mine wasteland Download PDFInfo
- Publication number
- CN211914982U CN211914982U CN202020267068.7U CN202020267068U CN211914982U CN 211914982 U CN211914982 U CN 211914982U CN 202020267068 U CN202020267068 U CN 202020267068U CN 211914982 U CN211914982 U CN 211914982U
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- Prior art keywords
- layer
- degradable
- soil
- rope net
- fixed column
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- Expired - Fee Related
Links
- 239000002689 soil Substances 0.000 claims abstract description 30
- 239000002699 waste material Substances 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims abstract description 13
- 241000894006 Bacteria Species 0.000 claims abstract description 10
- 239000010902 straw Substances 0.000 claims abstract description 9
- 238000005067 remediation Methods 0.000 claims abstract description 6
- 239000000835 fiber Substances 0.000 claims description 10
- 239000004745 nonwoven fabric Substances 0.000 claims description 10
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 8
- 229920001577 copolymer Polymers 0.000 claims description 7
- 229920006381 polylactic acid film Polymers 0.000 claims description 6
- 241000233838 Commelina Species 0.000 claims description 3
- 229920002472 Starch Polymers 0.000 claims description 3
- 241000209140 Triticum Species 0.000 claims description 3
- 235000021307 Triticum Nutrition 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 235000019698 starch Nutrition 0.000 claims description 3
- 239000008107 starch Substances 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 241000233866 Fungi Species 0.000 abstract description 4
- WLZRMCYVCSSEQC-UHFFFAOYSA-N cadmium(2+) Chemical compound [Cd+2] WLZRMCYVCSSEQC-UHFFFAOYSA-N 0.000 abstract description 2
- 239000007787 solid Substances 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 50
- 244000025254 Cannabis sativa Species 0.000 description 10
- 229910001385 heavy metal Inorganic materials 0.000 description 7
- 239000000758 substrate Substances 0.000 description 7
- 229920002554 vinyl polymer Polymers 0.000 description 6
- 241000196324 Embryophyta Species 0.000 description 5
- 230000035784 germination Effects 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 230000001988 toxicity Effects 0.000 description 3
- 231100000419 toxicity Toxicity 0.000 description 3
- 229910052793 cadmium Inorganic materials 0.000 description 2
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000012010 growth Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003472 neutralizing effect Effects 0.000 description 2
- 230000008635 plant growth Effects 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 240000006541 Dactyloctenium aegyptium Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 229920000747 poly(lactic acid) Polymers 0.000 description 1
- 239000004626 polylactic acid Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 239000003516 soil conditioner Substances 0.000 description 1
- 238000004162 soil erosion Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Images
Landscapes
- Cultivation Of Plants (AREA)
Abstract
The utility model relates to an ecological remediation technical field, concretely relates to ecological remediation structure in mine abandonment ground. Laying a first rope net soaked with anti-pollution bacteria liquid in soil at different depths in an abandoned land at intervals, laying a guest soil layer on the abandoned land, laying a planting layer on the guest soil layer, fixedly mounting a degradable fixed column at the bottom of the planting layer, and filling CaCO into the degradable fixed column4And the degradable fixing columns penetrate through the passenger soil layer and the straw rope net and extend into the waste land. The utility model discloses a will be attached with the second of antipollution fungus liquidOne straw rope net is laid and can adsorb the cadmium ion in the abandonment ground through the fungus liquid in the abandonment ground to first straw rope net initial stage still has certain solid soil effect, can produce elements such as N, P, K after first straw rope net is decomposed, to the vegetation useful place, can fix the planting layer through setting up degradable fixed column, when the inside CaCO of degradable fixed column after being degraded4Can act in the abandoned land and has the effect of ecological restoration.
Description
Technical Field
The utility model relates to an ecological remediation technical field, concretely relates to ecological remediation structure in mine abandonment ground.
Background
The existing mine waste land occupies a large amount of land to cause reduction of land resource amount, and simultaneously, natural landscapes and landform conditions around the land are greatly damaged, water and soil erosion and water and soil loss are easily caused, the land quality is seriously influenced, the mine waste land also has the problems of weak soil, excessive heavy metal ions and the like, a repairing agent is required to be applied for multiple times to achieve a better repairing effect generally aiming at the repairing of the mine waste land, a multiple repairing mode is required to act together to achieve the repairing effect in a short time, the existing waste land repairing mode is single, only the waste land surface layer is repaired, and deep soil cannot be repaired.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough and defect of prior art, provide an ecological remediation structure to the multiple restoration mode combined action in the mine abandonment ground that acid heavy metal pollutes.
The purpose of the utility model is realized through the following technical scheme:
an ecological restoration structure of a mine abandoned land is characterized in that a first rope net soaked with anti-pollution bacteria liquid is laid in the soil of different depths of the abandoned land at intervals, a passenger soil layer is laid on the soil of the abandoned land, a planting layer is laid on the passenger soil layer, a degradable fixing column is fixedly mounted at the bottom of the planting layer, and CaCO is filled in the degradable fixing column4And the degradable fixing columns penetrate through the passenger soil layer and the straw rope net and extend into the waste land. The anti-pollution bacteria liquid can be selected from different types according to different heavy metals contained in the abandoned land, for example, cadmium-philic bacteria liquid can be adopted for soaking when cadmium element in the abandoned land exceeds the standard.
Specifically, the planting layer sequentially comprises a vinyl group/vinyl ketone copolymer film, a polylactic acid film, a fiber layer, a matrix layer and a non-woven fabric layer from top to bottom, the degradable fixing columns are arranged on the non-woven fabric layer, and the planting layer is wrapped by the second rope net.
Specifically, the degradable fixed column is a starch-based plastic column.
Specifically, the thickness of the soil dressing layer is 15 cm.
Specifically, dayflower seeds are planted in the planting layer.
Specifically, the fiber layer is a wheat straw fiber layer.
Specifically, the thickness of the planting layer is 3-6 cm.
Compared with the prior art, the utility model following advantage and beneficial effect are included:
(1) the utility model discloses a to be attached to the first grass rope net that has antipollution fungus liquid and lay and can adsorb the cadmium ion in the abandonment ground through the fungus liquid in the abandonment ground to first grass rope net initial stage still has certain solid soil effect, can produce elements such as N, P, K after first grass rope net is decomposed, to the vegetation useful department, can fix the planting layer through setting up degradable fixed column, when the inside CaCO of degradable fixed column after being degraded4Ca acts on the waste land2+Can alleviate the toxicity of heavy metals in waste land, and CO is added into the waste land with strong acidity3The salt is capable of neutralizing acidity.
(2) The utility model discloses first grass rope net, degradable fixed column are degradable material, and first grass rope net, degradable fixed column degrade after vegetation, can not produce the pollution to the environment to still be favorable to the growth of plant.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged schematic view of a portion a of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
The utility model discloses a concrete implementation process as follows: as shown in fig. 1 to 2, in an ecological restoration structure of a mine wasteland, first grass rope nets 4 soaked with anti-pollution bacteria liquid are paved at intervals in the soil of different depths of a wasteland 2, the first grass rope nets 4 have a certain soil stabilization effect at the initial stage, the abandoned land 2 can be filled with the first grass rope nets 4 by turning, soil conditioner can be applied to the soil of the wasteland 2 once when the abandoned land 2 is filled with the first grass rope nets 4, the anti-pollution bacteria liquid can select different types of anti-pollution bacteria liquid according to different heavy metals contained in the wasteland 2, for example, cadmium-philic bacteria liquid can be adopted for soaking when cadmium element in the wasteland 2 exceeds standard, the anti-pollution bacteria liquid can also degrade harmful ingredients in the soil, a guest soil layer 1 is paved on the soil of the wasteland 2, the guest soil layer 1 can be favorable for the growth of plants of the planting layer 5, a planting layer 5 is paved on the guest soil layer 1, the bottom of the planting layer 5 is fixedly provided with a degradable fixing column 3, and CaCO is filled in the degradable fixing column 34Modifier, the degradable fixed column 3 passes throughIn passenger soil layer 1 and careless rope net stretched into abandonment ground 2, can fix planting layer 5 through setting up degradable fixed column 3, inside CaCO after degradable fixed column 3 is degraded4Ca acts on the waste land 22+Can alleviate the toxicity of heavy metals in the waste land 2, and CO is added into the waste land 2 with strong acidity3The salt is capable of neutralizing acidity.
Specifically, the planting layer 5 is sequentially composed of a vinyl/vinyl ketone copolymer film 51, a polylactic acid film 52, a fiber layer 53, a substrate layer 54 and a non-woven fabric layer 55 from top to bottom, the degradable fixing column 3 is installed on the non-woven fabric layer 55, and the planting layer 5 is wrapped by a second grass rope net. The vinyl/vinyl ketone copolymer film 51 is a photodegradable film and is easy to decompose under the irradiation of sunlight, the vinyl/vinyl ketone copolymer film 51 at the early stage can preserve heat of the substrate layer 54 to facilitate the germination of plant seeds, the vinyl/vinyl ketone copolymer film 51 is decomposed after the germination of plants at the later stage, the growth of the plants is not influenced, the polylactic acid film 52 can keep the stability of the substrate layer 54 to prevent rainwater from directly scouring the substrate layer 54, the polylactic acid film 52 is degradable, the interference to the environment is less, the environment is more friendly, the fiber layer 53 can absorb excess moisture of the substrate layer 54 to reduce the moisture loss of the substrate layer 54, the substrate layer 54 is used for the growth and the germination of the plants, the non-woven fabric layer 55 can also prevent the seed loss, the non-woven fabric layer 55 is polylactic acid non-woven fabric, the vinyl/vinyl ketone copolymer film 51, the vinyl, Polylactic acid film 52, fibrous layer 53 and non-woven fabrics layer 55 homoenergetic decompose, and the second rope net will plant layer 5 and bind, and degradable fixed column 3 can be fixed planting layer 5, can fix planting layer 5 through setting up degradable fixed column 3, and inside CaCO after degradable fixed column 3 is degraded4Ca acts on the waste land 22+Can alleviate the toxicity of heavy metals in the waste land 2, and CO is added into the waste land 2 with strong acidity3The salt can neutralize acidity, and a plurality of restoration methods work together to restore the abandoned land 2 in a short time. The degradable fixed column 3 is a starch-based plastic column. The thickness of the passenger soil layer 1 is 15 cm. Dayflower seeds are planted in the planting layer 5. The duck grass can enrich a large amount of copper elements. The above-mentionedThe fiber layer 53 is a wheat straw fiber layer 53. The thickness of the planting layer 5 is 3-6 cm.
The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (7)
1. The utility model provides an ecological remediation structure in mine wasteland which characterized in that: laying a first rope net soaked with anti-pollution bacteria liquid in soil at different depths in an abandoned land at intervals, laying a guest soil layer on the abandoned land, laying a planting layer on the guest soil layer, fixedly mounting a degradable fixed column at the bottom of the planting layer, and filling CaCO into the degradable fixed column4And the degradable fixing columns penetrate through the passenger soil layer and the straw rope net and extend into the waste land.
2. The ecological restoration structure of the mine wasteland according to claim 1, characterized in that: the planting layer is sequentially composed of a vinyl group/vinyl ketone copolymer film, a polylactic acid film, a fiber layer, a matrix layer and a non-woven fabric layer from top to bottom, the degradable fixing column is installed on the non-woven fabric layer, and the planting layer is wrapped by the second rope net.
3. The ecological restoration structure of the mine wasteland according to claim 1, characterized in that: the degradable fixed column is a starch-based plastic column.
4. The ecological restoration structure of the mine wasteland according to claim 1, characterized in that: the thickness of the soil dressing layer is 15 cm.
5. The ecological restoration structure of the mine wasteland according to claim 2, characterized in that: dayflower seeds are planted in the planting layers.
6. The ecological restoration structure of the mine wasteland according to claim 2, characterized in that: the fiber layer is a wheat straw fiber layer.
7. The ecological restoration structure of the mine wasteland according to claim 2, characterized in that: the thickness of the planting layer is 3-6 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020267068.7U CN211914982U (en) | 2020-03-06 | 2020-03-06 | Ecological restoration structure of mine wasteland |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020267068.7U CN211914982U (en) | 2020-03-06 | 2020-03-06 | Ecological restoration structure of mine wasteland |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211914982U true CN211914982U (en) | 2020-11-13 |
Family
ID=73346401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020267068.7U Expired - Fee Related CN211914982U (en) | 2020-03-06 | 2020-03-06 | Ecological restoration structure of mine wasteland |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211914982U (en) |
-
2020
- 2020-03-06 CN CN202020267068.7U patent/CN211914982U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201113 |