CN210684647U - Plant sand fixation net - Google Patents
Plant sand fixation net Download PDFInfo
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- CN210684647U CN210684647U CN201920739241.6U CN201920739241U CN210684647U CN 210684647 U CN210684647 U CN 210684647U CN 201920739241 U CN201920739241 U CN 201920739241U CN 210684647 U CN210684647 U CN 210684647U
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Abstract
The utility model discloses a plant sand fixation net, plant sand fixation net is the network structure that palm leaf and straw longitude and latitude weave formed, plant sand fixation net is including the first part on embedding full weathering layer top layer. The method aims to overcome the defect that pollutants in the full regolith layer of the abandoned mine are easy to lose in the prior art.
Description
Technical Field
The utility model belongs to the technical field of abandonment mine processing, concretely relates to plant sand fixation net.
Background
The in-situ ionic RE mineral leaching process is a mining method of leaching useful components from heterogeneous ore body in natural buried condition with leaching agent. Compared with the pool immersion process, the rare earth recovery rate is higher, and the damage to mountain forests, farmlands and landforms is less. Therefore, the in-situ ore leaching process is widely applied to the aspect of extracting the ionic rare earth.
The ion type rare earth in-situ leaching process needs to excavate a liquid injection well, a liquid collection ditch, a working platform and the like, the actual in-situ leaching process is carried out on a completely weathered layer in a mine, after leaching is finished, the initial mine is changed into an ion type rare earth in-situ leaching waste mine, and at the moment, residual pollutants still exist in the waste mine under the action of external rainwater, enter the completely weathered layer of an ore body and finally come out from the completely differentiated layer to pollute the surrounding environment on the mine.
Therefore, how to cure the pollutants in the full weathering layer is a technical problem to be solved in the field.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model discloses a technical problem that will solve is the defect that the pollutant easily runs off in the current abandonment mine full regolith, and then provides a plant sand fixation net.
A plant sand fixation net is a net structure formed by weaving palm leaves and straws in a warp-weft mode, and comprises a first part embedded into a full weathered layer surface layer.
The plant sand stabilization net further comprises a second portion disposed in a depth direction of the fully weathered layer.
The first portion and the second portion are embedded in the fully weathered layer to form a cover body which is open towards the fully weathered layer.
The plant sand fixation net is arranged at the edge of the total weathered layer to form an annular net structure surrounding the edge of the total weathered layer.
The plant sand fixation net is flatly paved with straws to form a straw layer, and the curing agent is spread on the straw layer.
And uniformly spreading 40-200kg of the curing agent on each square meter of the straw layer.
The straw is at least one of bamboo leaf, reed and straw; the curing agent includes zeolite, bentonite, and charcoal.
A method for using a plant sand stabilization net comprises the following steps:
injecting clay substances into the completely weathered layer;
spreading straws on the plant sand fixation net to form a straw layer, and spreading a curing agent on the straw layer;
and (3) the processed plant sand fixing net is driven into the total weathering layer, part of the plant sand fixing net extends into the total weathering layer, and part of the plant sand fixing net leaks out of the total weathering layer, so that a barrier layer is formed in the total weathering layer, and the solidification of pollutants in the total weathering layer is realized.
The plant sand fixation net is of an annular net structure, and a plurality of plant sand fixation nets are sequentially sleeved.
The clay material is at least one of clay, bentonite, kaolin and montmorillonite.
The fully weathered layer is a fully weathered layer of the ionic rare earth in-situ leaching waste mine, and the ionic rare earth in-situ leaching waste mine sequentially comprises a basal rock layer, a semi-weathered layer and a fully weathered layer from inside to outside.
The technical scheme of the utility model, have following advantage:
1. the utility model provides a plant sand fixation net, plant sand fixation net is the network structure of palm leaf and straw longitude and latitude establishment formation, plant sand fixation net is including the first part on embedding full weathering layer top layer. The net structure formed by weaving palm leaves and straw warps and wefts has the advantage of high elasticity, and can be effectively embedded into the full-weathering layer to form a barrier layer, so that the curing function of pollutants in the full-weathering layer is realized.
2. The utility model provides a plant sand fixation net, plant sand fixation net is still including arranging the ascending second part of full weathering layer depth direction. Through arranging the plant sand fixation net for preventing sand loss on the fully weathered layer and the depth direction of the abandoned mine, the plant sand fixation net is buried inside the fully weathered layer to effectively realize the solidification of pollutants in the fully weathered layer, so that the sand on the surface of the abandoned mine is wrapped, and the problem of sand loss is effectively prevented.
3. The utility model provides a plant sand fixation net, the first portion with the embedding of second part the orientation is formed to complete weathering layer the open-ended cover body of complete weathering layer direction. The cover body can effectively wrap the full-weathering layer, and the curing effect of pollutants in the full-weathering layer is guaranteed.
4. The utility model provides a plant sand fixation net, plant sand fixation net sets up full regolith border position forms one and centers on the annular network structure at full regolith edge. The plant sand fixation net with the annular net structure can effectively ensure the curing effect of pollutants in the full-weathered layer while ensuring the economical efficiency.
5. The utility model provides a plant sand fixation net application method, including following step: injecting clay substances into the completely weathered layer; spreading straws on the plant sand fixation net to form a straw layer, and spreading a curing agent on the straw layer; and (3) the processed plant sand fixing net is driven into the total weathering layer, part of the plant sand fixing net extends into the total weathering layer, and part of the plant sand fixing net leaks out of the total weathering layer, so that a barrier layer is formed in the total weathering layer, and the solidification of pollutants in the total weathering layer is realized. Firstly, injecting clay substances into a fully weathered layer, and curing the fully weathered layer by using the clay substances; spreading the straws on the curing net to form a straw layer, and spreading the curing agent on the straw layer; and finally, the treated curing net is driven into the completely weathered layer, part of the curing net extends into the completely weathered layer, and part of the curing net leaks out of the completely weathered layer, so that a barrier layer is formed in the completely weathered layer, and the curing of pollutants in the completely weathered layer is realized. Meanwhile, the curing net, the straw layer and the curing agent are matched with each other to form triple protection, so that pollutants in the abandoned mine can be cured and adsorbed, and pollutants outside the abandoned mine and entering the mine can be adsorbed and cured.
6. The utility model provides a plant sand fixation net application method, plant sand fixation net is annular network structure, plant sand fixation net is a plurality of, overlaps in proper order and puts the setting. The annular plant sand fixation nets sleeved in sequence can effectively embed into the full-weathering layer to form a blocking layer while the economical efficiency is guaranteed, and the curing function of pollutants in the full-weathering layer is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a plant sand fixation net provided by an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a plant sand stabilization net having a first part and a second part according to an embodiment of the present invention;
fig. 3 is a schematic position diagram of a plurality of plant sand fixation nets nested in each other according to an embodiment of the present invention;
fig. 4 is a schematic structural view of an ionic rare earth in-situ leaching abandoned mine with a plant sand fixation net provided by the embodiment of the utility model.
Description of reference numerals:
1-plant sand fixation net; 2-a first part; 3-a second part; 4-straw layer; a 5-basal rock layer; 6-semiweathered layer; 7-full weathered layer; 8-ion type rare earth in-situ leaching abandoned mine.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
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 "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "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; 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.
Example 1
The embodiment of the utility model provides a plant sand fixation net, as shown in fig. 1 to fig. 4, plant sand fixation net 1 is the network structure that palm leaf and straw longitude and latitude worked out and form, and the network structure who forms through palm leaf and straw longitude and latitude worked out has the advantage of high elasticity, thereby can imbed the full weathering layer 7 effectively and form the barrier layer, realizes the solidification function of pollutant in the full weathering layer. The plant sand stabilization net 1 comprises a first part 2 embedded in the surface layer of a weathered layer 7 and a second part 3 arranged in the depth direction of the weathered layer 7. The first part 2 and the second part 3 are embedded in the regolith 7 to form a cover opening towards the regolith 7. Through arranging the plant sand fixation net 1 for preventing sand loss on the fully weathered layer 7 surface and the depth direction of the abandoned mine, the plant sand fixation net 1 is buried in the fully weathered layer 7 to effectively realize the solidification of pollutants in the fully weathered layer, and wraps the sand on the surface of the abandoned mine, thereby effectively preventing the sand loss. Moreover, the cover body can effectively wrap the full-weathering layer 7, and the curing effect of pollutants in the full-weathering layer is guaranteed. The completely weathered layer 7 is a completely weathered layer of the ionic rare earth in-situ leaching waste mine 8, and the ionic rare earth in-situ leaching waste mine 8 sequentially comprises a basal rock layer 5, a semi-weathered layer 6 and the completely weathered layer 7 from inside to outside.
In this embodiment, the plant sand fixing net 1 is arranged at the edge of the regolith layer 7 to form an annular net structure surrounding the edge of the regolith layer 7. The plant sand fixing net 1 with the annular net structure can effectively ensure the curing effect of pollutants in a full weathered layer while ensuring the economical efficiency.
In this embodiment, the plant sand fixing net 1 is flatly laid with straws to form a straw layer 4, and the curing agent is spread on the straw layer 4. 40-200kg of the curing agent is uniformly spread on each square meter of the straw layer 4. The straw is at least one of bamboo leaf, reed and straw; the curing agent includes zeolite, bentonite, and charcoal. The curing and adsorption effects of pollutants in the completely weathered layer can be improved by optimizing the types and the contents of clay substances; by optimizing the type and content of the curing agent, the curing and adsorption effects of pollutants in the completely weathered layer and pollutants entering the mine outside the abandoned mine can be improved.
The application method of the plant sand stabilization net comprises the following steps:
injecting a clay substance into the completely weathered layer 7, wherein the clay substance is at least one of clay, bentonite, kaolin and montmorillonite;
laying straws on the plant sand fixation net 1 to form a straw layer 4, and spreading a curing agent on the straw layer 4;
and (3) the processed plant sand fixing net 1 is driven into the total weathering layer 7, part of the plant sand fixing net 1 extends into the total weathering layer 7, and part of the plant sand fixing net leaks out of the total weathering layer 7 to form a barrier layer in the total weathering layer 7, so that the solidification of pollutants in the total weathering layer 7 is realized.
Firstly, injecting clay substances into a fully weathered layer, and curing the fully weathered layer by using the clay substances; spreading the straws on the curing net to form a straw layer, and spreading the curing agent on the straw layer; and finally, the treated curing net is driven into the completely weathered layer, part of the curing net extends into the completely weathered layer, and part of the curing net leaks out of the completely weathered layer, so that a barrier layer is formed in the completely weathered layer, and the curing of pollutants in the completely weathered layer is realized. Meanwhile, the curing net, the straw layer and the curing agent are matched with each other to form triple protection, so that pollutants in the abandoned mine can be cured and adsorbed, and pollutants outside the abandoned mine and entering the mine can be adsorbed and cured.
The plant sand fixation net 1 is of an annular net structure, and the plant sand fixation nets 1 are arranged in a sleeved mode in sequence. The annular plant sand fixation net 1 sequentially sleeved can effectively embed the full-weathering layer 7 to form a blocking layer while the economical efficiency is guaranteed, and the curing function of pollutants in the full-weathering layer is realized.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, those skilled in the art may make various modifications and variations without departing from the spirit and scope of the invention, and such modifications and variations fall within the scope defined by the appended claims.
Claims (6)
1. The plant sand fixation net is characterized in that the plant sand fixation net (1) is a net structure formed by weaving palm leaves and straws in a warp-weft mode, and the plant sand fixation net (1) comprises a first part (2) embedded into the surface layer of a weathered layer (7).
2. The plant sand fixation net according to claim 1, characterized in that the plant sand fixation net (1) further comprises a second part (3) arranged in the depth direction of the regolith layer (7).
3. A plant sand control net according to claim 2, wherein the first part (2) and the second part (3) are embedded in the regolith layer (7) to form a hood opening towards the regolith layer (7).
4. The plant sand fixation net according to any one of claims 1 to 3, wherein the plant sand fixation net (1) is arranged at the edge of the regolith bed (7) to form an annular net structure around the edge of the regolith bed (7).
5. The plant sand-fixation net according to claim 1, wherein straws are laid on the plant sand-fixation net (1) to form a straw layer (4), and curing agents are spread on the straw layer (4).
6. The plant sand-fixation net of claim 5, characterized in that 40-200kg of said curing agent is uniformly spread on each square meter of said straw layer (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920739241.6U CN210684647U (en) | 2019-05-21 | 2019-05-21 | Plant sand fixation net |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920739241.6U CN210684647U (en) | 2019-05-21 | 2019-05-21 | Plant sand fixation net |
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| CN210684647U true CN210684647U (en) | 2020-06-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110374081A (en) * | 2019-05-21 | 2019-10-25 | 中节能大地环境修复有限公司 | A kind of vegetative sand control net and its application method |
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2019
- 2019-05-21 CN CN201920739241.6U patent/CN210684647U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110374081A (en) * | 2019-05-21 | 2019-10-25 | 中节能大地环境修复有限公司 | A kind of vegetative sand control net and its application method |
| CN110374081B (en) * | 2019-05-21 | 2024-03-01 | 中节能大地环境修复有限公司 | Plant sand fixation net |
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