CN210840602U - Coastal area heavy saline-alkali soil improvement system - Google Patents
Coastal area heavy saline-alkali soil improvement system Download PDFInfo
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- CN210840602U CN210840602U CN201921469419.6U CN201921469419U CN210840602U CN 210840602 U CN210840602 U CN 210840602U CN 201921469419 U CN201921469419 U CN 201921469419U CN 210840602 U CN210840602 U CN 210840602U
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- layer
- soil
- drainage
- improvement system
- saline
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- 239000002689 soil Substances 0.000 title claims abstract description 62
- 239000003513 alkali Substances 0.000 title claims abstract description 26
- 239000010410 layer Substances 0.000 claims abstract description 87
- 239000002344 surface layer Substances 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 235000016709 nutrition Nutrition 0.000 claims abstract description 13
- 230000035764 nutrition Effects 0.000 claims abstract description 13
- 239000003895 organic fertilizer Substances 0.000 claims abstract description 13
- 230000001681 protective effect Effects 0.000 claims abstract description 7
- 239000011435 rock Substances 0.000 claims abstract description 5
- 239000004576 sand Substances 0.000 claims description 9
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 7
- 239000011780 sodium chloride Substances 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 6
- 239000004575 stone Substances 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 230000008595 infiltration Effects 0.000 abstract description 2
- 238000001764 infiltration Methods 0.000 abstract description 2
- 239000003337 fertilizer Substances 0.000 description 7
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- MYFXBBAEXORJNB-UHFFFAOYSA-N calcium cyanamide Chemical compound [Ca+2].[N-]=C=[N-] MYFXBBAEXORJNB-UHFFFAOYSA-N 0.000 description 1
- KMQAPZBMEMMKSS-UHFFFAOYSA-K calcium;magnesium;phosphate Chemical compound [Mg+2].[Ca+2].[O-]P([O-])([O-])=O KMQAPZBMEMMKSS-UHFFFAOYSA-K 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
Images
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- Soil Conditioners And Soil-Stabilizing Materials (AREA)
Abstract
The utility model relates to the technical field of saline-alkali soil improvement, in particular to a coastal region heavy saline-alkali soil improvement system, which comprises a protective surface layer, wherein a nutrition adjusting layer is buried below the protective surface layer, a soil layer is buried at the bottom of the nutrition adjusting layer, a silt layer is buried at the bottom of the soil layer, a plurality of drainage structures are buried in the silt layer, the drainage structures are arranged in a uniform way, a rock layer is buried at the bottom of the silt layer, the coastal region heavy saline-alkali soil improvement system can avoid water and soil loss to a certain extent through the protective surface layer, an organic fertilizer layer can adjust the saline-alkali degree of soil for the soil layer and a soil directional conditioner layer, can make underwater infiltration through the drainage structures, can also irrigate water, continuously wash and remove salt in the soil, and has certain treatment and improvement effects on the coastal region heavy saline-alkali soil, is worthy of popularization.
Description
Technical Field
The utility model relates to a saline and alkaline land improvement technical field especially relates to a heavy saline and alkaline land improvement system in coastal area.
Background
The salt content in the soil in the coastal region is high, when the salt content in the soil is too high, the normal growth of crops can be influenced, and serious saline-alkali soil region plants can hardly survive, but the existing treatment measures for saline-alkali soil still need to be paid attention to and improved, so that the coastal region heavy saline-alkali soil improvement system is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a coastal area heavy saline-alkali soil improvement system.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the design is a heavy saline-alkali soil improvement system in coastal areas, and comprises a protection surface layer, a nutrition adjusting layer is buried below the protection surface layer, a soil layer is buried at the bottom of the nutrition adjusting layer, a silt layer is buried at the bottom of the soil layer, a plurality of drainage structures are buried in the silt layer, the drainage structures are arranged in a uniform arrangement mode, and a rock layer is buried at the bottom of the silt layer.
Preferably, the protection top layer includes rubble layer, ground top layer and cuts the ditch, rubble layer is laid in ground top layer upper surface, the rubble layer with ground top layer digs and is equipped with a plurality of bars and cuts the ditch, it is "U" type structure to cut the ditch cross-section.
Preferably, the nutrition adjusting layer comprises an organic fertilizer layer and a soil directional conditioner layer, the organic fertilizer layer is buried under the ground surface layer, and the soil directional conditioner layer is buried under the organic fertilizer layer.
Preferably, the drainage structure includes and discharges the hidden pipe, drainage hole and gravel and sand filter screen cover, a plurality of drainage holes have evenly been seted up to the drainage hidden pipe lateral wall, it is equipped with gravel and sand filter screen cover to discharge the hidden pipe outside cover.
Preferably, the drainage concealed pipe is arranged in an inclined angle, and the slope-to-fall ratio is 0.4% -1%.
The utility model provides a heavy saline and alkaline land improvement system in coastal area, beneficial effect lies in: the cut trench on the surface of the coastal area heavy saline-alkali soil improvement system can accumulate water on the ground surface, and the gravel layer is positioned on the upper surface of the ground surface layer, so that the evaporation capacity of soil can be reduced to a certain extent, and the water and soil loss condition of the ground surface layer can be improved to a certain extent; organic fertilizer layer and soil directional conditioner layer homoenergetic carry out certain regulation to the saline and alkaline degree of soil to can make through drainage structures ooze under water, still can carry out the large tracts of land and irrigate, incessantly wash and get rid of the salinity in the soil, have certain improvement and improvement effect to the heavy saline and alkaline land of coastal region.
Drawings
Fig. 1 is a schematic structural diagram of a system for improving heavy saline-alkali soil in a coastal area provided by the present invention;
fig. 2 is a schematic view of a cross-sectional structure of a protective surface layer of a heavy saline-alkali soil improvement system in a coastal area provided by the utility model;
FIG. 3 is a schematic view of a cross-sectional structure of a nutrition regulation layer of a heavy saline-alkali soil improvement system in a coastal region;
fig. 4 is a schematic view of a sectional structure of a drainage structure of a heavy saline-alkali soil improvement system in a coastal area.
In the figure: the soil-oriented water-saving sewage treatment device comprises a protective surface layer 1, a gravel layer 11, a ground surface layer 12, a cutting ditch 13, a nutrition adjusting layer 2, an organic fertilizer layer 21, a soil oriented conditioner layer 22, a soil layer 3, a drainage structure 4, a drainage concealed pipe 41, a water filtering hole 42, a sand filtering net sleeve 43, a sediment layer 5 and a rock layer 6.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a heavy saline and alkaline land improvement system in coastal area, including protection top layer 1, protection top layer 1 includes rubble layer 11, ground top layer 12 and cuts ditch 13, rubble layer 11 lays in ground top layer 12 upper surface, rubble layer 11 and ground top layer 12 dig and are equipped with a plurality of bars and cut ditch 13, it is "U" type structure to cut the ditch 13 cross-section, cut ditch 13 and can accumulate the water on earth's surface, rubble layer 11 is in the upper surface on ground top layer 12, can reduce the evaporation capacity of soil to a certain extent, soil and water loss situation to ground top layer 12 has certain improvement effect.
A nutrition adjusting layer 2 is buried below the protective surface layer 1 in a filling mode, the nutrition adjusting layer 2 comprises an organic fertilizer layer 21 and a soil directional conditioner layer 22, the organic fertilizer layer 21 is buried below the ground surface layer 12 in a filling mode, the soil directional conditioner layer 22 is buried below the organic fertilizer layer 21 in a filling mode, a soil layer 3 is buried at the bottom of the nutrition adjusting layer 2 in a filling mode, a silt layer 5 is buried at the bottom of the soil layer 3 in a filling mode, and a rock layer 6 is buried at the bottom of the silt layer 5 in a filling mode.
The application of the fertilizer can change the salt composition of soil, inhibit the adverse effect of salt on plants, increase the crop yield by using inorganic fertilizer, increase the amount of straws and enlarge organic fertilizer sources, but the application of alkaline fertilizers such as ammonia water, ammonium bicarbonate, lime nitrogen or calcium magnesium phosphate fertilizer and the like is avoided when the fertilizer is applied to the saline-alkali soil, and neutral and acidic fertilizers are preferably used, so that the fertilizer has a good effect of improving the saline-alkali soil; the soil directional conditioner layer 22 can effectively reduce the content of salt in the soil and has a good improvement effect on the saline-alkali improvement of the soil.
Example 2
Referring to fig. 1-4, as another preferred embodiment of the present invention, the difference from embodiment 1 is that a plurality of drainage structures 4 are buried inside a sediment layer 5, the drainage structures 4 are uniformly arranged, the drainage structures 4 include drainage concealed pipes 41, drainage holes 42 and sand and stone filter screen sleeves 43, a plurality of water filter holes 42 are uniformly formed in the side walls of the drainage concealed pipes 41, sand and stone filter screen sleeves 43 are sleeved outside the drainage concealed pipes 41, the water filter holes 42 can ensure that water in soil is stored in the drainage concealed pipes 41, the sand and stone filter screen sleeves 43 can prevent sand and stone in soil from being discharged into the drainage concealed pipes 41, the drainage concealed pipes 41 can be prevented from being blocked, the drainage concealed pipes 41 are arranged at an inclined angle, the slope ratio is 0.4% -1%, the drainage concealed pipes 41 with a certain slope are easier to drain water, and the drainage concealed pipes 41 are connected with an external water supply device, the inside of the drainage concealed pipe 41 is supplied with water at an appropriate time, the water is poured into the saline-alkali soil to dissolve the salt in the soil, and the soluble salt and alkali in the surface soil layer are drained into the deep soil or washed out through infiltration.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a heavy saline and alkaline land improvement system in coastal region, includes protection top layer (1), its characterized in that, protection top layer (1) below landfill is equipped with nutrition regulation layer (2), nutrition regulation layer (2) bottom landfill is equipped with soil horizon (3), soil horizon (3) bottom landfill is equipped with silt layer (5), a plurality of drainage structures (4) have been buried underground to silt layer (5) inside, drainage structures (4) align to grid set up, silt layer (5) bottom landfill is equipped with rock layer (6).
2. The coastal region heavy saline-alkali soil improvement system according to claim 1, wherein the protective surface layer (1) comprises a gravel layer (11), a ground surface layer (12) and a cut-off ditch (13), the gravel layer (11) is laid on the upper surface of the ground surface layer (12), the gravel layer (11) and the ground surface layer (12) are dug to form a plurality of strip-shaped cut-off ditches (13), and the cross section of each cut-off ditch (13) is of a U-shaped structure.
3. The coastal region heavy saline-alkali soil improvement system according to claim 2, wherein the nutrition regulation layer (2) comprises an organic fertilizer layer (21) and a soil directional conditioner layer (22), the organic fertilizer layer (21) is buried under the ground surface layer (12), and the soil directional conditioner layer (22) is buried under the organic fertilizer layer (21).
4. The coastal area heavy saline-alkali soil improvement system according to claim 1, wherein the drainage structure (4) comprises a drainage concealed pipe (41), a plurality of water filtering holes (42) and a sand and stone filtering net sleeve (43), the side wall of the drainage concealed pipe (41) is uniformly provided with the plurality of water filtering holes (42), and the sand and stone filtering net sleeve (43) is sleeved outside the drainage concealed pipe (41).
5. The coastal area heavy saline-alkali soil improvement system according to claim 4, wherein the drainage concealed pipe (41) is arranged at an inclined angle, and the slope-to-fall ratio is 0.4-1%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921469419.6U CN210840602U (en) | 2019-09-04 | 2019-09-04 | Coastal area heavy saline-alkali soil improvement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921469419.6U CN210840602U (en) | 2019-09-04 | 2019-09-04 | Coastal area heavy saline-alkali soil improvement system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210840602U true CN210840602U (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921469419.6U Expired - Fee Related CN210840602U (en) | 2019-09-04 | 2019-09-04 | Coastal area heavy saline-alkali soil improvement system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210840602U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112640759A (en) * | 2020-12-07 | 2021-04-13 | 内蒙古蒙草矿山科技有限责任公司 | Sand pillar and method for improving secondary saline-alkali soil and restoring grassland ecology by using same |
| CN114303510A (en) * | 2021-11-17 | 2022-04-12 | 广州市雅玥园林工程有限公司 | Process for improving soil property of saline-alkali soil |
-
2019
- 2019-09-04 CN CN201921469419.6U patent/CN210840602U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112640759A (en) * | 2020-12-07 | 2021-04-13 | 内蒙古蒙草矿山科技有限责任公司 | Sand pillar and method for improving secondary saline-alkali soil and restoring grassland ecology by using same |
| CN112640759B (en) * | 2020-12-07 | 2023-08-18 | 内蒙古蒙草土壤科技有限责任公司 | Method for improving secondary saline-alkali soil and restoring grassland ecology by sand column |
| CN114303510A (en) * | 2021-11-17 | 2022-04-12 | 广州市雅玥园林工程有限公司 | Process for improving soil property of saline-alkali soil |
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| 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: 20200626 |