CN219248530U - Saline-alkali soil salinity-blocking structure - Google Patents
Saline-alkali soil salinity-blocking structure Download PDFInfo
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- CN219248530U CN219248530U CN202320795757.9U CN202320795757U CN219248530U CN 219248530 U CN219248530 U CN 219248530U CN 202320795757 U CN202320795757 U CN 202320795757U CN 219248530 U CN219248530 U CN 219248530U
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Abstract
The utility model discloses a saline-alkali soil salinity barrier structure, which relates to the technical field of saline-alkali soil improvement and comprises a liquid injection pipeline fixedly buried in the middle of the saline-alkali soil, wherein a plurality of through holes are formed in the surface of the liquid injection pipeline, a permeable layer is fixedly sleeved on the outer side of the liquid injection pipeline, an upper barrier layer and an upper supporting layer are sequentially arranged above the liquid injection pipeline, a planting soil layer is formed on the saline-alkali soil above the upper supporting layer, a stirring tank is arranged on one side of the surface of the planting soil layer, a lower barrier layer and a lower supporting layer are sequentially arranged below the liquid injection pipeline, and an original soil layer is formed on the saline-alkali soil below the lower supporting layer.
Description
Technical Field
The utility model relates to the technical field of saline-alkali soil improvement, in particular to a saline-alkali soil salt blocking structure.
Background
Saline-alkali soil is a kind of salt accumulation, and is characterized in that salt contained in the soil influences normal growth of crops, and according to incomplete statistics of textbook organizations and grain and agricultural organizations of united nations, the area of the saline-alkali soil is 9.5438 hundred million hectares worldwide, wherein the area of China is 9913 ten thousand hectares. The formation of alkaline earth and alkaline soil in China is mostly related to the accumulation of carbonate in the soil, so that the alkalinity is generally high, and plants in severe saline-alkali soil areas can hardly survive.
According to the publication number CN218244347U, a saline-alkali soil salt separation structure is disclosed, concretely relates to saline-alkali soil improvement technical field, include at least one drain pipe and lower barrier layer of laying under the planting soil layer of saline-alkali soil, lower barrier layer is located the drain pipe below, drain pipe side wall has laid the inlet opening just the drain pipe can communicate with the external world, lower barrier layer can separate salt. The utility model can reduce the salt returning rate of the saline-alkali soil surface layer and ensure that crops on the saline-alkali soil surface layer can grow normally.
Aiming at the utility model, the salt returning rate of the soil surface layer of the saline-alkali soil can be reduced, and the crops on the soil surface layer of the saline-alkali soil can be ensured to grow normally, but the applicant believes that the purposes of salt washing and salt discharging are achieved by the cooperation of the upper irrigation and the drain pipe, only water conservancy improvement is adopted, no chemical improvement promotion is adopted, more water resources are needed in the process, and the defects of long construction period, long improvement period and the like are caused.
Disclosure of Invention
The utility model aims to provide a saline-alkali soil salt isolation structure, which aims to effectively solve the problems of long construction period, long improvement period and the like caused by the fact that water conservancy improvement is only adopted, no chemical improvement is promoted, more water resources are needed to be utilized in the process, and the purpose of salt washing and salt discharging is achieved by the cooperation of upper irrigation and a drain pipe in the prior art.
In order to solve the problems, the utility model adopts the following technical scheme:
the saline-alkali soil salinity barrier structure comprises a liquid injection pipeline fixedly buried in the middle part of the saline-alkali soil, wherein a plurality of through holes are formed in the surface of the liquid injection pipeline, and a permeable layer is fixedly sleeved on the outer side of the liquid injection pipeline;
an upper blocking layer and an upper supporting layer are sequentially arranged above the liquid injection pipeline, a planting soil layer is formed on saline-alkali soil above the upper supporting layer, and a stirring tank is arranged on one side of the surface of the planting soil layer;
the lower part of annotating the liquid pipeline is provided with barrier layer and lower supporting layer in proper order, the saline-alkali soil of the below of lower supporting layer forms former soil layer, and this case is through modifier such as gypsum, black alum to cooperation equipment improves saline-alkali soil from inside and outside the saline-alkali soil simultaneously, promotes the efficiency of saline-alkali soil improvement.
As a preferable scheme of the utility model, a feeding pipe is fixedly connected to one side of the upper part of the stirring tank, a bracket is fixedly connected to the middle part of the upper part of the stirring tank, a driving motor is fixedly installed above the bracket, the output end of the driving motor is fixedly connected with a stirrer, and the stirrer extends to the inside of the stirring tank.
As a preferable scheme of the utility model, a first liquid outlet pipe is fixedly connected below the stirring tank, the other end of the first liquid outlet pipe is fixedly connected with a first liquid feeding pipeline, and the first liquid feeding pipeline extends into saline-alkali soil and is connected with a liquid injection pipeline.
As a preferable scheme of the utility model, one side of the stirring tank is fixedly connected with a second liquid outlet pipe, the other end of the second liquid outlet pipe is fixedly connected with a second liquid conveying pipeline, a plurality of spray heads are fixedly connected below the second liquid conveying pipeline at equal intervals, and the spray heads are all arranged above the surface of the planting soil layer.
As a preferable scheme of the utility model, a plurality of penetrating holes are formed in the upper barrier layer, the upper supporting layer, the lower barrier layer and the lower supporting layer, and every two penetrating holes are communicated.
As a preferable scheme of the utility model, the caliber of one side port of the infiltration hole close to the planting soil layer is smaller than that of the other side port, and the caliber of one side port of the infiltration hole close to the planting soil layer is fixedly connected with a filter plate.
Compared with the prior art, the utility model has the advantages that:
(1) The scheme adopts modifying agents such as gypsum and black alum, reduces or eliminates saline-alkali soil salinity, improves the physical and chemical properties of the soil, the modifying agents such as gypsum and black alum can be directly applied to the saline-alkali soil, in order to improve the modifying effect, the modifying agents such as gypsum and black alum can be mixed with organic fertilizer solution to form modifying agent solution, the modifying agent solution is conveyed to the inside of the saline-alkali soil through a liquid injection pipeline, the modifying agent solution flows out through a through hole, a thickened sponge material can be selected as a permeable layer on the outer side of the liquid injection pipeline, the permeable layer of the sponge material can intensively absorb the modifying agent solution and reverse osmosis, the outer wall of the liquid injection pipeline can be protected, the through hole is prevented from being blocked as much as possible, and the modifying agent solution absorbed and reverse osmosis through the permeable layer is respectively injected into the saline-alkali soil through permeation holes on the upper side and the lower side of the saline-alkali soil, so that the saline-alkali soil is modified.
(2) The upper barrier layer, the upper supporting layer, the lower barrier layer and the lower supporting layer can all adopt gypsum boards to separate and support the saline-alkali soil, so that sufficient strength support is ensured, meanwhile, due to the particularity of gypsum, the alkali content of soil can be further reduced or eliminated, the physicochemical property of the soil is improved, the salt content and alkali content of a planting soil layer are reduced, and the saline-alkali soil is used for planting crops.
(3) The first drain pipe and the second drain pipe are fixedly provided with water pumps, the water pump output at the first drain pipe is used for conveying modifier solution into the liquid injection pipeline through the first liquid conveying pipeline so that the liquid injection pipeline is used for improving saline-alkali soil from the inside, and the water pump output at the second drain pipe is used for uniformly spraying modifier solution onto the ground surface of a planting soil layer through the second liquid conveying pipeline and the spray head so that the saline-alkali soil is improved from the outside, and the efficiency is improved.
Drawings
FIG. 1 is a front elevational view of the overall structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure A in FIG. 1 according to the present utility model;
FIG. 3 is an enlarged schematic view of the structure at B in FIG. 1 according to the present utility model;
fig. 4 is an enlarged schematic view of the structure at C in fig. 1 according to the present utility model.
The reference numerals in the figures illustrate:
1. a liquid injection pipeline; 101. a through hole; 2. a permeation layer; 3. an upper barrier layer; 4. a lower barrier layer; 5. an upper support layer; 6. a lower support layer; 7. planting a soil layer; 8. a raw soil layer; 9. a stirring tank; 901. a feed pipe; 902. a first liquid outlet pipe; 903. a second liquid outlet pipe; 904. a bracket; 905. a driving motor; 906. a stirrer; 10. a first liquid-feeding pipe; 11. a second liquid-feeding pipe; 12. a spray head; 13. a penetration hole; 14. and (5) a filter plate.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples:
referring to fig. 1, fig. 2 and fig. 3 specifically, a saline-alkali soil salt isolation structure comprises a liquid injection pipeline 1 fixedly buried in the middle of the saline-alkali soil, a plurality of through holes 101 are formed in the surface of the liquid injection pipeline 1, a permeable layer 2 is fixedly sleeved on the outer side of the liquid injection pipeline 1, an upper isolation layer 3 and an upper supporting layer 5 are sequentially arranged above the liquid injection pipeline 1, a planting soil layer 7 is formed above the upper supporting layer 5 on the saline-alkali soil, a stirring tank 9 is arranged on one side of the surface of the planting soil layer 7, a lower isolation layer 4 and a lower supporting layer 6 are sequentially arranged below the liquid injection pipeline 1, an original soil layer 8 is formed below the lower supporting layer 6 on the saline-alkali soil, a plurality of permeable holes 13 are formed in the upper isolation layer 3, the upper supporting layer 5, the lower isolation layer 4 and the lower supporting layer 6, a plurality of permeable holes 13 are communicated, one side port caliber of each two permeable holes 13 close to the planting soil layer 7 is smaller than that of the other side port caliber, and a filter plate 14 is fixedly connected to one side port caliber of each permeable hole 13 close to the planting soil layer 7.
In a further embodiment, the solution adopts modifying agents such as gypsum, black alum and the like to reduce or eliminate salt content of the saline-alkali soil, improve physical and chemical properties of the soil, the modifying agents such as gypsum, black alum and the like can be directly applied to the saline-alkali soil, the modifying agents such as gypsum, black alum and the like can be mixed with organic fertilizer solution to form modifying agent solution for improving the modifying effect, the modifying agent solution is conveyed into the saline-alkali soil through the liquid injection pipeline 1, the modifying agent solution flows out through the through holes 101, the permeable layer 2 on the outer side of the liquid injection pipeline 1 is made of thickened sponge materials, the permeable layer 2 of the sponge materials can intensively absorb the modifying agent solution and reverse osmosis, the outer wall of the liquid injection pipeline 1 can be protected by the permeable layer 2, and the saline-alkali soil is prevented from being blocked by the through holes 101 as much as possible, and the modifying agent solution absorbed and reverse osmosis through the permeable layer 2 is respectively injected into the saline-alkali soil through the penetrating holes 13 on the upper side and the lower side of the saline-alkali soil;
in addition, the upper barrier layer 3, the upper supporting layer 5, the lower barrier layer 4 and the lower supporting layer 6 can all adopt gypsum boards to separate and support the saline-alkali soil, so that sufficient strength support is ensured, meanwhile, due to the particularity of gypsum, the alkali content of soil can be further reduced or eliminated, the physicochemical property of the soil is improved, the salt content and alkali content of a planting soil layer 7 are reduced, and the planting soil is used for planting crops;
in addition, the end ports of the penetrating holes 13, which are close to the planting soil layer 7 and the original soil layer 8, are of a reduced design and are matched with the upper filter plates 14 to isolate soil, so that the blocking caused by the entry of soil particles from the penetrating holes 13 is avoided as much as possible, and the injection of the modifier solution is reduced.
Referring to fig. 1 and 4 specifically, a feeding pipe 901 is fixedly connected to one side above a stirring tank 9, a support 904 is fixedly connected to the middle part above the stirring tank 9, a driving motor 905 is fixedly mounted above the support 904, an output end of the driving motor 905 is fixedly connected with a stirrer 906, and the stirrer 906 extends to the inside of the stirring tank 9.
In a further embodiment, modifier and organic fertilizer solution are injected into the interior of the stirring tank 9 through a feed pipe 901, and a driving motor 905 is started to drive a stirrer 906 to sufficiently stir and fuse the modifier and organic fertilizer solution in the tank so as to convey and ensure the efficiency of soil improvement.
Referring to fig. 1 and 2 specifically, a first liquid outlet pipe 902 is fixedly connected to a lower portion of the stirring tank 9, a first liquid feeding pipe 10 is fixedly connected to the other end of the first liquid outlet pipe 902, the first liquid feeding pipe 10 extends into saline-alkali soil to be connected with the liquid injection pipe 1, a second liquid outlet pipe 903 is fixedly connected to one side of the stirring tank 9, a second liquid feeding pipe 11 is fixedly connected to the other end of the second liquid outlet pipe 903, a plurality of spray heads 12 are fixedly connected to the lower portion of the second liquid feeding pipe 11 at equal intervals, and the spray heads 12 are all arranged above the surface of the planting soil layer 7.
In a further embodiment, the first liquid outlet pipe 902 and the second liquid outlet pipe 903 are fixedly provided with water pumps, the water pump output at the first liquid outlet pipe 902 sends the modifier solution into the liquid injection pipe 1 through the first liquid feeding pipe 10 so that the liquid injection pipe 1 improves the saline-alkali soil from the inside, and the water pump output at the second liquid outlet pipe 903 evenly sprays the modifier solution onto the surface of the planting soil layer 7 through the second liquid feeding pipe 11 and the spray head 12 so that the saline-alkali soil is improved from the outside, and the efficiency is improved.
Working principle:
when the utility model is used, according to the soil characteristics, 40-50 jin of modifier is selected, each mu of modifier and organic fertilizer solution are injected into the stirring tank 9 through the feed pipe 901, the driving motor 905 is started to drive the stirrer 906 to stir and fuse the modifier and the organic fertilizer solution in the tank body, the water pumps are fixedly arranged at the first liquid outlet pipe 902 and the second liquid outlet pipe 903, the water pump output at the first liquid outlet pipe 902 sends the modifier solution into the liquid injection pipe 1 through the first liquid delivery pipe 10, the modifier solution flows out through the through holes 101, the permeable layer 2 at the outer side of the liquid injection pipe 1 is made of thickened sponge materials, the permeable layer 2 of the sponge materials can intensively absorb the modifier solution and permeate reversely, the modifier solution is respectively injected into saline-alkali soil through the permeable holes 13 at the upper side and the lower side so as to modify the saline-alkali soil from the inside through the liquid injection pipe 1, the water pump output at the second liquid outlet pipe 903 uniformly sprays the modifier solution to the surface of the planting soil 7 through the second liquid delivery pipe 11 and the spray nozzle 12 so as to modify the saline-alkali soil from the outside.
It should be understood that the foregoing examples of the present utility model are merely illustrative of the present utility model and not limiting of the embodiments of the present utility model, and that various other changes and modifications can be made by those skilled in the art based on the above description, and it is not intended to be exhaustive of all of the embodiments, and all obvious changes and modifications that come within the scope of the utility model are defined by the following claims.
Claims (6)
1. The utility model provides a saline and alkaline land soil salinity barrier structure, includes fixed notes liquid pipeline (1) of burying in saline and alkaline land middle part, its characterized in that: the surface of the liquid injection pipeline (1) is provided with a plurality of through holes (101), and the outside of the liquid injection pipeline (1) is fixedly sleeved with a permeable layer (2);
an upper blocking layer (3) and an upper supporting layer (5) are sequentially arranged above the liquid injection pipeline (1), a planting soil layer (7) is formed on saline-alkali soil above the upper supporting layer (5), and a stirring tank (9) is arranged on one side of the earth surface of the planting soil layer (7);
the lower part of the liquid injection pipeline (1) is sequentially provided with a lower barrier layer (4) and a lower supporting layer (6), and a raw soil layer (8) is formed on saline-alkali soil below the lower supporting layer (6).
2. The saline-alkali soil salt blocking structure according to claim 1, wherein: the stirring tank is characterized in that a feeding pipe (901) is fixedly connected to one side of the upper portion of the stirring tank (9), a support (904) is fixedly connected to the middle portion of the upper portion of the stirring tank (9), a driving motor (905) is fixedly installed above the support (904), a stirrer (906) is fixedly connected to the output end of the driving motor (905), and the stirrer (906) extends to the inside of the stirring tank (9).
3. The saline-alkali soil salt blocking structure according to claim 2, wherein: the stirring tank is characterized in that a first liquid outlet pipe (902) is fixedly connected to the lower portion of the stirring tank (9), a first liquid feeding pipeline (10) is fixedly connected to the other end of the first liquid outlet pipe (902), and the first liquid feeding pipeline (10) extends into saline-alkali soil and is connected with the liquid injection pipeline (1).
4. The saline-alkali soil salt blocking structure according to claim 1, wherein: one side fixedly connected with second drain pipe (903) of agitator tank (9), the other end fixedly connected with second drain pipe (903) send liquid pipeline (11), the below equidistant fixedly connected with of second send liquid pipeline (11) a plurality of shower nozzles (12), a plurality of shower nozzles (12) all set up in the top of planting soil layer (7) earth's surface.
5. The saline-alkali soil salt blocking structure according to claim 1, wherein: the upper barrier layer (3), the upper supporting layer (5), the lower barrier layer (4) and the lower supporting layer (6) are provided with a plurality of penetration holes (13), and every two penetration holes (13) are communicated.
6. The saline-alkali soil salinity-barrier structure according to claim 5, wherein: the aperture of one side port of the infiltration hole (13) close to the planting soil layer (7) is smaller than that of the other side port, and the aperture of one side port of the infiltration hole (13) close to the planting soil layer (7) is fixedly connected with a filter plate (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320795757.9U CN219248530U (en) | 2023-04-12 | 2023-04-12 | Saline-alkali soil salinity-blocking structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320795757.9U CN219248530U (en) | 2023-04-12 | 2023-04-12 | Saline-alkali soil salinity-blocking structure |
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| CN219248530U true CN219248530U (en) | 2023-06-27 |
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| CN202320795757.9U Active CN219248530U (en) | 2023-04-12 | 2023-04-12 | Saline-alkali soil salinity-blocking structure |
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