CN109168396B - Coal mining track ecological restoration system - Google Patents
Coal mining track ecological restoration system Download PDFInfo
- Publication number
- CN109168396B CN109168396B CN201811154498.1A CN201811154498A CN109168396B CN 109168396 B CN109168396 B CN 109168396B CN 201811154498 A CN201811154498 A CN 201811154498A CN 109168396 B CN109168396 B CN 109168396B
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- water
- absorbing fiber
- fiber woven
- woven
- planting
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- 239000003245 coal Substances 0.000 title claims abstract description 19
- 238000005065 mining Methods 0.000 title description 2
- 239000000835 fiber Substances 0.000 claims abstract description 57
- 239000002689 soil Substances 0.000 claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000011248 coating agent Substances 0.000 claims abstract description 4
- 238000000576 coating method Methods 0.000 claims abstract description 4
- 238000005260 corrosion Methods 0.000 claims abstract description 3
- 239000003337 fertilizer Substances 0.000 claims description 22
- 150000001875 compounds Chemical class 0.000 claims description 19
- 239000004745 nonwoven fabric Substances 0.000 claims description 18
- 238000003825 pressing Methods 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 9
- IBSREHMXUMOFBB-JFUDTMANSA-N 5u8924t11h Chemical compound O1[C@@H](C)[C@H](O)[C@@H](OC)C[C@@H]1O[C@@H]1[C@@H](OC)C[C@H](O[C@@H]2C(=C/C[C@@H]3C[C@@H](C[C@@]4(O3)C=C[C@H](C)[C@@H](C(C)C)O4)OC(=O)[C@@H]3C=C(C)[C@@H](O)[C@H]4OC\C([C@@]34O)=C/C=C/[C@@H]2C)/C)O[C@H]1C.C1=C[C@H](C)[C@@H]([C@@H](C)CC)O[C@]11O[C@H](C\C=C(C)\[C@@H](O[C@@H]2O[C@@H](C)[C@H](O[C@@H]3O[C@@H](C)[C@H](O)[C@@H](OC)C3)[C@@H](OC)C2)[C@@H](C)\C=C\C=C/2[C@]3([C@H](C(=O)O4)C=C(C)[C@@H](O)[C@H]3OC\2)O)C[C@H]4C1 IBSREHMXUMOFBB-JFUDTMANSA-N 0.000 claims description 6
- 239000005660 Abamectin Substances 0.000 claims description 6
- 229950008167 abamectin Drugs 0.000 claims description 6
- 239000002250 absorbent Substances 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 210000003608 fece Anatomy 0.000 claims description 6
- 239000010871 livestock manure Substances 0.000 claims description 6
- 239000003895 organic fertilizer Substances 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 230000004083 survival effect Effects 0.000 abstract description 4
- 230000035784 germination Effects 0.000 abstract description 3
- 235000015097 nutrients Nutrition 0.000 abstract description 3
- 230000012010 growth Effects 0.000 abstract description 2
- 241000196324 Embryophyta Species 0.000 description 10
- 239000004033 plastic Substances 0.000 description 4
- 244000025254 Cannabis sativa Species 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000008636 plant growth process Effects 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000004720 fertilization Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000035040 seed growth Effects 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Cultivation Of Plants (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The invention discloses a coal trace land ecological restoration system, which comprises a water-absorbing fiber woven net layer paved below a soil layer of a coal trace land, hollow fixing screws for fixing the water-absorbing fiber woven net layer and planting units fixed on the water-absorbing fiber woven net layer through a water-absorbing fiber woven net; the three sides of the water-absorbing fiber woven mesh layer and the three sides of the water-absorbing fiber woven mesh layer are woven together, and the rest one side is fixedly connected with the mounting block with the buckle nail connecting port through the buckle nail; the hollow fixing screw is composed of a screw body which is hollow from top to bottom and a movable cover which is connected with an upper end opening of the screw body in a threaded manner, a plurality of water outlet holes with miniature one-way valves are evenly formed in the screw body, and an anti-corrosion coating is evenly coated on the inner wall of the screw body. The invention realizes the stable fixation of the plant, ensures that the root of the plant can go deep into the soil, ensures the requirements of water and nutrient in the growth process of the plant and has high germination rate and survival rate of the seeds.
Description
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to a coal seam land ecological restoration system.
Background
Due to the development of mineral resources and other reasons, a large number of slope structures with unstable geological structures, poor coverage rate and high soil pollution are generated around a mine, and if the slope structures cannot be effectively treated in time, serious geological disasters such as landslide and landslide are easily caused on one hand, and environmental pollution such as dust emission and underground water pollution is also easily caused on the other hand, and aiming at the problem, the current main treatment method is as follows: the grid greening includes that the exposed slope is divided into a plurality of grids and is built by cement steel bars, plant seeds and soil suitable for the growth of the plant seeds are mixed and then are arranged in a plastic bag, the plastic bag is placed in the square grass grids, and the seeds are enabled to germinate and grow by means of sprinkling water or rain to the soil in the square grass grids at regular time. Although the method can make the bare hillside green quickly, the method has the following problems: 1. the square and grass grids are built by adopting the reinforced cement, so that the engineering is large and the cost is high; 2. in a dry season, watering is required to be carried out frequently in a spraying mode, time and labor are wasted, and the maintenance cost is very high; 3. soil suitable for seed growth is placed in the plastic bag, sprayed water or rainwater often flows along the surface of the plastic bag and is difficult to penetrate into the soil, and the survival rate of seeds is low; 4. the soil and the hillside soil layer are separated by a plastic film, the roots of the plants cannot penetrate into the hillside soil layer after the plants grow, and the plants are easy to be pulled up along with the roots when typhoons arrive, so that the plants cannot play a good role in water retention and soil fixation.
Disclosure of Invention
The invention aims to provide a coal seam ecological restoration system, which has low laying labor intensity, can improve the germination rate and survival rate of seeds, and can effectively prevent the pollution and harm to the environment caused by the exposed surface of a mine.
In order to solve the technical problem, an embodiment of the invention provides a coal seam ground ecological restoration system, which comprises a water-absorbing fiber woven net layer laid below a soil layer of a coal seam ground, a hollow fixing screw for fixing the water-absorbing fiber woven net layer, and a planting unit fixed on the water-absorbing fiber woven net layer through the water-absorbing fiber woven net;
the three sides of the water-absorbing fiber woven mesh layer and the three sides of the water-absorbing fiber woven mesh layer are woven together, and the rest one side is fixedly connected with the mounting block of the buckle nail and buckle nail connecting port;
the hollow fixing screw is composed of a screw body which is hollow from top to bottom and a movable cover which is in threaded connection with an opening at the upper end of the screw body, a plurality of water outlet holes with miniature one-way valves are uniformly arranged on the screw body, and an anti-corrosion coating is uniformly coated on the inner wall of the screw body;
the planting unit consists of non-woven fabrics, planting soil which is wrapped in the non-woven fabrics and prepared by mixing planting soil, decomposed farmyard manure, a commercially available compound fertilizer, an abamectin organic fertilizer and a water-retaining agent, and plant seeds filled in the planting soil.
Furthermore, the water-absorbing fiber woven net layer and the water-absorbing fiber woven net are formed by weaving high-water-absorbing HYGRA fibers.
Furthermore, a plurality of metal pipes are connected to the water outlet hole in a threaded manner.
Further, the planting unit is prepared by the following steps:
s1, crushing a proper amount of planting soil and a commercially available compound fertilizer which swells when meeting water, uniformly mixing the crushed compound fertilizer with a decomposed farmyard manure which accounts for 3/50 of the weight ratio of the compound fertilizer, an abamectin organic fertilizer which accounts for 3/100 of the weight ratio of the compound fertilizer and a water-retaining agent which accounts for 3/100 of the weight ratio of the compound fertilizer, adding the mixture into a mold, and pressing the mold in an isostatic press for 30min to obtain planting soil;
s2, pressing out dents for accommodating seeds on the obtained planting soil at certain intervals;
s3, adhering the seeds in the dents through the adhesive;
s4, covering non-woven fabrics on the mixed fertilizer layer, and pressing into thin paper shape to obtain a planting unit; the pressing process needs to ensure that the seeds are not damaged.
Furthermore, a set of mounting holes are symmetrically formed in the button, and when the water-absorbing fiber woven mesh is woven, one HYGRA fiber penetrates through the mounting holes, so that the button is mounted.
Furthermore, the mounting block is a cubic block with a through hole, and when the water-absorbing fiber woven net layer is woven, one bundle of HYGRA fibers passes through the through hole, so that the mounting of the mounting block is realized.
Further, the non-woven fabric is degradable non-woven fabric.
Furthermore, planting holes are formed in the non-woven fabric corresponding to the planting positions.
The invention has the following beneficial effects:
1) the planting units are installed by the structure formed by the water-absorbing fiber woven net layer and the water-absorbing fiber woven net, so that the plants are stably fixed, the roots of the plants can go deep into the soil, the water requirement in the plant growth process is ensured by utilizing the capillary principle, and the germination rate and the survival rate of the seeds are high;
2) the demand of nutrients in the plant growth process is ensured by optimizing the formula of the planting unit;
3) the hollow fixing screw is used for irrigation and fertilization, so that the loss of nutrients can be reduced;
4) the engineering is little, and is with low costs, and later maintenance is convenient.
Drawings
FIG. 1 is a schematic view of the construction of a woven web of water-absorbent fibers in an embodiment of the present invention.
FIG. 2 is a schematic view showing a connection structure of a woven water-absorbent fiber mesh and a woven water-absorbent fiber mesh layer in an embodiment of the present invention
Fig. 3 is a schematic structural view of a hollow set screw according to an embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-2, an embodiment of the invention provides a coal seam ecological restoration system, which comprises a water-absorbing fiber woven net layer 1 laid below a soil layer of a coal seam, a hollow fixing screw 3 for fixing the water-absorbing fiber woven net layer, and a planting unit fixed on the water-absorbing fiber woven net layer 1 through a water-absorbing fiber woven net 2; the water-absorbing fiber woven net layer and the water-absorbing fiber woven net are formed by weaving high-water-absorption HYGRA fibers; a set of mounting holes are symmetrically formed in the button nails, and when the water-absorbing fiber woven mesh is woven, one HYGRA fiber penetrates through the mounting holes, so that the button nails are mounted. The mounting block is a cubic block with a through hole, and when the water-absorbing fiber woven net layer is woven, one HYGRA fiber bundle penetrates through the through hole, so that the mounting of the mounting block is realized.
The three sides of the water-absorbing fiber woven mesh layer and the three sides of the water-absorbing fiber woven mesh layer are woven together, and the rest one side is fixedly connected with the mounting block of the buckle nail and buckle nail connecting port;
as shown in fig. 3, the hollow fixing screw 3 is composed of a screw body 4 which is hollow from top to bottom and a movable cover 5 which is in threaded connection with an opening at the upper end of the screw body, a plurality of water outlet holes with micro one-way valves are uniformly arranged on the screw body, and an anticorrosive coating is uniformly coated on the inner wall of the screw body; the water outlet holes are in threaded connection with a plurality of metal pipes, when the metal pipes are arranged, the metal pipes are only arranged at the water outlet holes corresponding to the positions above the water-absorbing fiber woven mesh layer, preferably, one end of each metal pipe is sealed, and a plurality of water through holes with one-way valves are uniformly arranged on the metal pipes;
the planting unit consists of non-woven fabrics, planting soil which is wrapped in the non-woven fabrics and prepared by mixing planting soil, decomposed farmyard manure, a commercially available compound fertilizer, an abamectin organic fertilizer and a water-retaining agent, and plant seeds filled in the planting soil. The planting unit is prepared by the following steps:
s1, smashing a proper amount of planting soil, a commercially available compound fertilizer (the mass ratio of the planting soil to the compound fertilizer is 5:1-3) which swells when meeting water, uniformly mixing the smashed compound fertilizer with a decomposed farmyard manure which accounts for 3/50 of the weight ratio of the compound fertilizer, an abamectin organic fertilizer which accounts for 3/100 of the weight ratio of the compound fertilizer and a water-retaining agent which accounts for 3/100 of the weight ratio of the compound fertilizer, adding the mixture into a mold, and placing the mold into an isostatic press for pressing for 30min to obtain planting soil;
s2, pressing out dents for accommodating seeds on the obtained planting soil at certain intervals;
s3, adhering the seeds in the dents through the adhesive;
s4, covering non-woven fabrics on the mixed fertilizer layer, and pressing into thin paper shape to obtain a planting unit; the pressing process needs to ensure that the seeds are not damaged.
The non-woven fabric is degradable. The non-woven fabric is provided with planting holes corresponding to the planting positions, and the planting holes are formed by punching the non-woven fabric according to the estimated positions of the seeds after the planting units are prepared.
When the planting pit is used in a concrete implementation mode, firstly, the planting pit is excavated in an open ground, after the excavation is finished, a water-absorbing fiber woven net layer is laid, the water-absorbing fiber woven net layer is arranged at a position 20cm to 40cm below a soil layer, and then the water-absorbing fiber woven net layer is fixed in the planting pit through hollow fixing screws, wherein the arrangement mode of the hollow fixing screws is that four corners of a planting unit are respectively arranged, namely, the four corners of the water-absorbing fiber woven net are used as references; after the fixing is finished, arranging a metal pipe on a water outlet hole on a hollow fixing screw at a position above the water-absorbing fiber woven net layer, wherein the metal pipe at the bottommost layer is just abutted against the upper top surface of the water-absorbing fiber woven net layer; and after all the planting units are installed, covering soil in the planting pits until the soil layer is level with the planting ground surface, and irrigating and fertilizing through the openings at the upper ends of the hollow fixing screws as required.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (8)
1. A coal trace land ecological restoration system is characterized by comprising a water-absorbing fiber woven net layer laid below a soil layer of a coal trace land, hollow fixing screws used for fixing the water-absorbing fiber woven net layer and planting units fixed on the water-absorbing fiber woven net layer through the water-absorbing fiber woven net;
the three sides of the water-absorbing fiber woven mesh layer and the three sides of the water-absorbing fiber woven mesh layer are woven together, and the rest one side is fixedly connected with the mounting block of the buckle nail and buckle nail connecting port;
the hollow fixing screw is composed of a screw body which is hollow from top to bottom and a movable cover which is in threaded connection with an opening at the upper end of the screw body, a plurality of water outlet holes with miniature one-way valves are uniformly arranged on the screw body, and an anti-corrosion coating is uniformly coated on the inner wall of the screw body;
the planting unit consists of non-woven fabrics, planting soil which is wrapped in the non-woven fabrics and prepared by mixing planting soil, decomposed farmyard manure, a commercially available compound fertilizer, an abamectin organic fertilizer and a water-retaining agent, and plant seeds filled in the planting soil.
2. The system for restoring ecology to a coal seam as claimed in claim 1, wherein said woven net layer of water-absorbent fibers and said woven net layer of water-absorbent fibers are woven from high water-absorbent HYGRA fibers.
3. The coal seam ground ecological restoration system according to claim 1, wherein a plurality of metal pipes are connected to the water outlet hole in a threaded manner.
4. The coal seam land ecological restoration system according to claim 1, wherein the planting unit is prepared by the following steps:
s1, crushing a proper amount of planting soil and a commercially available compound fertilizer which swells when meeting water, uniformly mixing the crushed compound fertilizer with a decomposed farmyard manure which accounts for 3/50 of the weight ratio of the compound fertilizer, an abamectin organic fertilizer which accounts for 3/100 of the weight ratio of the compound fertilizer and a water-retaining agent which accounts for 3/100 of the weight ratio of the compound fertilizer, adding the mixture into a mold, and pressing the mold in an isostatic press for 30min to obtain planting soil;
s2, pressing out dents for accommodating seeds on the obtained planting soil at certain intervals;
s3, adhering the seeds in the dents through the adhesive;
s4, covering non-woven fabrics on the mixed fertilizer layer, and pressing into thin paper shape to obtain a planting unit; the pressing process needs to ensure that the seeds are not damaged.
5. The system for restoring ecology of a coal seam as claimed in claim 1, wherein the studs are symmetrically provided with a set of mounting holes, and when the water-absorbing fiber woven mesh is woven, one bundle of HYGRA fibers passes through the mounting holes, thereby realizing the mounting of the studs.
6. The system for restoring ecology to a coal seam as claimed in claim 1, wherein the mounting block is a cubic block with a through hole, and the water-absorbing fiber woven mesh layer is woven with a bundle of HYGRA fibers passing through the through hole, thereby realizing the mounting of the mounting block.
7. The coal seam ground ecological restoration system according to claim 1, wherein the non-woven fabric is degradable non-woven fabric.
8. The coal seam land ecological restoration system according to claim 1, wherein planting holes are formed in the non-woven fabric at positions corresponding to the planting holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811154498.1A CN109168396B (en) | 2018-09-30 | 2018-09-30 | Coal mining track ecological restoration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811154498.1A CN109168396B (en) | 2018-09-30 | 2018-09-30 | Coal mining track ecological restoration system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109168396A CN109168396A (en) | 2019-01-11 |
| CN109168396B true CN109168396B (en) | 2021-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811154498.1A Expired - Fee Related CN109168396B (en) | 2018-09-30 | 2018-09-30 | Coal mining track ecological restoration system |
Country Status (1)
| Country | Link |
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| CN (1) | CN109168396B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112058908B (en) * | 2020-09-07 | 2021-11-30 | 西藏盈合工程技术服务有限公司 | But quick degradation environment-friendly soil remediation net |
| CN112552926A (en) * | 2020-12-28 | 2021-03-26 | 张二芳 | Loess plateau soil conditioner and preparation method thereof |
| CN115413439B (en) * | 2022-08-29 | 2023-11-24 | 中煤长江基础建设有限公司 | Slope restoration structure and restoration method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101692769A (en) * | 2009-10-27 | 2010-04-14 | 康莱德国际环保植被（北京）有限公司 | Grass blanket with soil |
| US8387307B2 (en) * | 2010-03-22 | 2013-03-05 | Young Koo Kim | Vegetation base soil and a method for growing vegetation on a sloped surface |
| CN102726187A (en) * | 2012-06-25 | 2012-10-17 | 西北综合勘察设计研究院 | Surface ecological management method for mining subsidence area of coal mine |
| CN203194115U (en) * | 2012-12-19 | 2013-09-18 | 上海汇泉实业有限公司 | Pure natural irrigation-free vegetation ecological restoration material |
| CN205812910U (en) * | 2016-01-12 | 2016-12-21 | 河南科技学院 | A kind of restoration of the ecosystem planting carpet |
| CN205670935U (en) * | 2016-06-03 | 2016-11-09 | 中铁西北科学研究院有限公司 | Curved vegetation tapetum fibrosum device |
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