CN105659958A - Coastal region saline-alkali land alkali discharge structure and construction method - Google Patents
Coastal region saline-alkali land alkali discharge structure and construction method Download PDFInfo
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- CN105659958A CN105659958A CN201610179374.3A CN201610179374A CN105659958A CN 105659958 A CN105659958 A CN 105659958A CN 201610179374 A CN201610179374 A CN 201610179374A CN 105659958 A CN105659958 A CN 105659958A
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- 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
- A01B77/00—Machines for lifting and treating soil
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention provides a coastal region saline-alkali land alkali discharge structure and a construction method. Concretely, the coastal region saline-alkali land alkali discharge structure comprises a planting soil layer, an isolation soil layer and an alkali isolation layer which are sequentially laminated from top to bottom. The coastal region saline-alkali land alkali discharge structure also comprises an alkali discharge pipeline and a sand groove, wherein the alkali discharge pipeline is positioned under the alkali isolation layer; the sand groove is used for accommodating the alkali discharging pipeline; an inspection well is arranged on the alkali discharge pipeline. The coastal region saline-alkali land alkali discharge structure has the advantages that saline alkali in the saline-alkali land can be effectively dredged; the seedling planting survival rate can be improved. The construction method of the coastal region saline-alkali land alkali discharge structure comprises the following steps of 1, laying the sand groove and the alkali discharge pipeline; 2, laying the alkali isolation layer; 3, laying the soil isolation layer; 4, filling the planting soil layer. The construction method has the advantages that simplicity and high efficiency are realized; the influence of saline-alkali land saline seepage on planted seedlings can be avoided in a long-acting way.
Description
Technical field
The row's of the present invention relates to alkali system, is specifically related to a kind of strand saltings, area row's alkali structure and constructional method.
Background technology
Coastland salting of soil is serious. Evaporating brine by seawater supply and saltern extraction subsurface brine and affect, area, strand soil property saltiness is higher, need to consider soil removal and replacement during plantation green plants. And by influence factors such as Atmospheric precipitation, greening irrigation and ground water table fluctuations, the salinity in alkaline earth easily corrodes to plantation soil (being commonly called as " accumulation of salt in the surface soil ") with capillary water, green plants is damaged, notably cause it dead. Single method cannot fundamentally solve the problem of salting of soil. While improving edaphic condition, it is necessary to consider to adopt engineering technique means to prevent two salinization of soil.
Summary of the invention
In order to overcome the deficiencies in the prior art, it is an object of the invention to provide regional saltings, a kind of strand that long-acting can avoid planting soil salinization row's alkali structure.
For solving the problem, the technical solution adopted in the present invention is as follows:
Saltings, area, a kind of strand row's alkali structure, comprise from top to bottom stacking successively plantation soil layer, every soil layer with every alkali layer; Saltings, area, described strand row's alkali structure also comprises the Pipe for draining alkali road being positioned at below alkali layer and the sand groove for holding described Pipe for draining alkali road;
Described be 1-2cm every alkali layer by particle diameter spoil pile become;
Described Pipe for draining alkali road comprises the vertical pipe of some row's alkali, some row's alkali transverse tubes and some connecting joints, and described connecting joint is for being connected the vertical pipe of described row's alkali and described row's alkali transverse tube; The position of described connecting joint is provided with inspection chamber.
As preferably, described comprise at least two layers of braided material every soil layer.
As preferably, described row's alkali is indulged to dig to have on pipe and/or row's alkali transverse tube and is oozed alkali hole, and described Pipe for draining alkali road is arranged with nonwoven layer.
As preferably, it is 0.05-0.15% that described row's alkali indulges the inclination angle of pipe and/or row's alkali transverse tube.
Another object of the present invention is to provide the constructional method of above-mentioned saltings, area, strand row's alkali structure, comprise the following steps:
1) lay sand groove and Pipe for draining alkali road: lay sand groove, vertical for row's alkali pipe and row's alkali transverse tube are fixed in sand groove, adopt connecting joint to be connected the vertical pipe of row's alkali and row's alkali transverse tube;The position of connecting joint arranges inspection chamber;
2) paving bury every alkali layer: on described sand groove and Pipe for draining alkali road, it may also be useful to particle diameter is the building stones of 1-2cm, be compacted to every alkali layer thickness be 15-25cm;
3) lay every soil layer: on alkali layer, lay at least one layer of braided material described, be compacted to and reach 4cm every soil thickness;
4) plantation soil layer is filled out.
As preferably, step 1) in, it is 0.05-0.15% that described row's alkali indulges the inclination angle of pipe and/or row's alkali transverse tube.
As preferably, step 1) in, the discharge end in described Pipe for draining alkali road is provided with valve lock.
As preferably, step 1) in, the diameter of described inspection chamber is 700mm, and described inspection chamber is provided with well lid.
As preferably, step 4) in, anti seepage membrane is set in four sides of described plantation soil layer and isolates.
Compared to existing technology, the useful effect of the present invention is:
The present invention provides saltings, area, a kind of strand row's alkali structure, and it is saline and alkaline that this structure can effectively be dredged in saltings, it is to increase the surviving rate of plantation nursery stock. This constructional method is simply efficient, and saltings long-acting can be avoided to ooze salt to the impact of plantation nursery stock.
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment 1;
Fig. 2 is in embodiment 1, Pipe for draining alkali road and the connection structural representation detecting well;
In Fig. 1-2, each Reference numeral: 1, plant soil layer; 2, every soil layer; 3, every alkali layer; 4, Pipe for draining alkali road; 41, the vertical pipe of alkali is arranged; 42, alkali transverse tube is arranged; 43, connecting joint; 5, well is detected; 6, sand groove; 7, anti seepage membrane.
Embodiment
Embodiment 1
As shown in Figure 1, the present invention provides saltings, area, a kind of strand row's alkali structure, comprise from top to bottom stacking successively plantation soil layer 1, every soil layer 2 with every alkali layer 3; Saltings, area, described strand row's alkali structure also comprises the Pipe for draining alkali road 4 being positioned at below alkali layer and the sand groove 6 for holding described Pipe for draining alkali road;
Described be 1-2cm every alkali layer by particle diameter spoil pile become;
As shown in Figure 2, described Pipe for draining alkali road comprises the vertical pipe 41 of some row's alkali, some row's alkali transverse tubes 42 and some connecting joints 43, and described connecting joint is for being connected the vertical pipe of described row's alkali and described row's alkali transverse tube; The position of described connecting joint is provided with inspection chamber 5.
The preferred U-PVC water-permeable pipe in Pipe for draining alkali road, U-PVC pipe is relative to metal tube, and resistance to saline alkali corrosion is better, it may also be useful to the life-span is longer. Row's alkali is vertical to be managed and arranges in alkali transverse tube, and at least one diameter is the supervisor of 200mm, and it is 110mm that other row's alkali transverse tube and row's alkali indulge the diameter of pipe; Inspection chamber is arranged at the position of connecting joint. More preferably, digging to have on Pipe for draining alkali road and ooze alkali hole, Pipe for draining alkali is arranged with nonwoven layer outside road, adopts steel wire nonwoven layer to be tightly wrapped in Pipe for draining alkali road, minimizing stone etc. are to the physical abuse of outside, Pipe for draining alkali road on the one hand, reduce the saline and alkaline solid blocking precipitated out on the other hand and ooze alkali hole. Row's alkali is vertical to be managed or arranges in alkali transverse tube except supervisor, and all the other arrange the inclination angle of 0.1%, to facilitate saline solution flow out and prevent alkali lye adverse current.
Described is the material with good perviousness every alkali layer, and bottom plantation soil layer, original salinity can ooze lower to every alkali layer and no longer move up. Be particle diameter every the material that alkali layer is used being the building stones of 1-2cm, the content of the impurity such as the earth in building stones is not more than 10%, to prevent salt and alkali component is risen along earth by capillary pressure.
Described plantation soil is prevented to run off downwards to every alkali layer, with the space filled in alkali layer, thus causing salt and alkali component hair to rise every soil layer.Should possess good mechanical isolation performance and Stability Analysis of Structures every soil layer, form the material every soil layer and be preferably braided material, such as straw mat or braid. Thickness every soil layer is preferably compacting thickness and is not less than 4cm.
As shown in Figure 1, it may be preferred that the surrounding of described plantation soil layer preferably arranges anti seepage membrane 7, namely prevent from saline and alkaline entering plantation soil layer from other region. The lower end of anti seepage membrane and described every soil layer compact siro spinning technology, the upper surface of plantation soil layer is fixed in the upper end of anti seepage membrane. Anti seepage membrane is preferably high density polyethylene(HDPE), and its technical indicator should meet the related request of GB/T (17643-1998).
The diameter of described inspection chamber is preferably 700mm, and inspection chamber is equipped with well lid. Inspection chamber well seat, well lid all adopt green B level fiberglass to strengthen advanced composite material. More preferably, in order to prevent pouring in down a chimney, the junction of Pipe for draining alkali road and inspection chamber or the discharge end in Pipe for draining alkali road are provided with valve lock.
Embodiment 2
The constructional method of this saltings, area, strand row's alkali structure, comprises the following steps:
1) laying sand groove and Pipe for draining alkali road: the materials such as cleaning ponding, the assorted soil of mud, fluting french drain, in laying, sand forms sand groove; Vertical for row's alkali pipe and row's alkali transverse tube are fixed in sand groove, adopt connecting joint to be connected the vertical pipe of row's alkali and row's alkali transverse tube; In the position of connecting joint, inspection chamber is set; Connecting joint is that threeway or four-way or elbow connect siphunculus; Row's alkali is vertical to be managed and arranges in alkali transverse tube, and at least one diameter is the supervisor of 200mm, and it is 110mm that other row's alkali transverse tube and row's alkali indulge the diameter of pipe; Except supervisor, the inclination angle of other row's alkali transverse tube or the vertical pipe of row's alkali is set to 0.1%;
2) paving is buried every alkali layer: adopt particle diameter block, particulate state to be the building stones of 1-2cm, on described sand groove and Pipe for draining alkali road, lay one layer be compacted to every alkali layer thickness be 15-25cm every alkali layer; Should ensure to be not more than 10% every foreign matter contents such as alkali layer earth;
3) lay every soil layer: on alkali layer, lay multilayer straw mat described, make to be compacted to and reach 4cm every soil thickness;
4) plantation soil layer is filled out: adopt the mode of the pressure from side to carry out when filling out plantation soil layer, forbid earth moving vehicles directly to open in green belt, in order to avoid the row's of destruction alkali system.
In the present embodiment, in laying after soil layer, as shown in Figure 1, laying one in plantation soil layer surrounding and enclose anti seepage membrane, the lower end of anti seepage membrane is not less than 1m with the overlap joint size every soil layer.
In the present embodiment, it is more preferable to ground, in order to prevent pouring in down a chimney, the junction of Pipe for draining alkali road and inspection chamber or the discharge end in Pipe for draining alkali road are provided with valve lock. Gate valve can adopt model to be the gate valve of Z45T-10.
Need to water foot before freezing after the plantation soil species of saltings, area, this strand row's alkali structure plants seedlings wood and freeze water, confirmation nursery stock energy safe overwintering. Coerce lower nursery stock due to salinity to decline with the resistivity of disease and pest, the management of disease and pest need to be strengthened.
Above-mentioned enforcement mode is only the preferred embodiment of the present invention; can not limiting the scope of protection of the invention with this, change and the replacement of any unsubstantiality that the technician of this area does on the basis of the present invention all belong to the claimed scope of the present invention.
Claims (9)
1. saltings, area, strand row's alkali structure, it is characterised in that, comprise from top to bottom stacking successively plantation soil layer, every soil layer with every alkali layer; Saltings, area, described strand row's alkali structure also comprises the Pipe for draining alkali road being positioned at below alkali layer and the sand groove for holding described Pipe for draining alkali road;
Described be 1-2cm every alkali layer by particle diameter spoil pile become;
Described Pipe for draining alkali road comprises the vertical pipe of some row's alkali, some row's alkali transverse tubes and some connecting joints, and described connecting joint is for being connected the vertical pipe of described row's alkali and described row's alkali transverse tube; The position of described connecting joint is provided with inspection chamber.
2. saltings, area, strand as claimed in claim 1 row's alkali structure, it is characterised in that, described comprise at least two layers of braided material every soil layer.
3. saltings, area, strand as claimed in claim 1 row's alkali structure, it is characterised in that, described row's alkali is indulged to dig to have on pipe and/or row's alkali transverse tube and is oozed alkali hole, and described Pipe for draining alkali road is arranged with nonwoven layer.
4. saltings, area, strand as claimed in claim 1 row's alkali structure, it is characterised in that, it is 0.05-0.15% that described row's alkali indulges the inclination angle of pipe and/or row's alkali transverse tube.
5. as described in item as arbitrary in claim 1-4 strand area saltings row alkali structure constructional method, it is characterised in that, comprise the following steps:
1) lay sand groove and Pipe for draining alkali road: lay sand groove, vertical for row's alkali pipe and row's alkali transverse tube are fixed in sand groove, adopt connecting joint to be connected the vertical pipe of row's alkali and row's alkali transverse tube; The position of connecting joint arranges inspection chamber;
2) paving is buried every alkali layer: on described sand groove and Pipe for draining alkali road, it may also be useful to particle diameter be the building stones of 1-2cm be compacted to every alkali layer thickness be 15-25cm;
3) lay every soil layer: on alkali layer, lay at least one layer of braided material described, be compacted to and reach 4cm every soil thickness;
4) plantation soil layer is filled out.
6. method as claimed in claim 5, it is characterised in that, step 1) in, it is 0.05-0.15% that described row's alkali indulges the inclination angle of pipe and/or row's alkali transverse tube.
7. method as claimed in claim 5, it is characterised in that, step 1) in, the discharge end in described Pipe for draining alkali road is provided with valve lock.
8. method as claimed in claim 5, it is characterised in that, step 1) in, the diameter of described inspection chamber is 700mm, and described inspection chamber is provided with well lid.
9. method as claimed in claim 5, it is characterised in that, step 4) in, anti seepage membrane is set in four sides of described plantation soil layer and isolates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610179374.3A CN105659958A (en) | 2016-03-24 | 2016-03-24 | Coastal region saline-alkali land alkali discharge structure and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610179374.3A CN105659958A (en) | 2016-03-24 | 2016-03-24 | Coastal region saline-alkali land alkali discharge structure and construction method |
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| CN105659958A true CN105659958A (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610179374.3A Pending CN105659958A (en) | 2016-03-24 | 2016-03-24 | Coastal region saline-alkali land alkali discharge structure and construction method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107896543A (en) * | 2017-11-14 | 2018-04-13 | 江苏金腾园林建设有限公司 | The improvement greening construction method in salt-soda soil |
| CN113892316A (en) * | 2021-10-15 | 2022-01-07 | 东营市农业科学研究院 | Saline-alkali soil improvement and treatment system and well forming and slotting method thereof |
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| CN202232242U (en) * | 2011-09-30 | 2012-05-30 | 山东胜伟园林科技有限公司 | Alkali removal greening device for salinization soil |
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| CN205030218U (en) * | 2015-10-09 | 2016-02-17 | 潍坊友容实业有限公司 | Salt prevention waterlogging system is arranged to saline and alkaline land blind pipe |
| CN205454456U (en) * | 2016-03-24 | 2016-08-17 | 棕榈设计有限公司 | Alkali structure is arranged in strand area saline and alkaline land |
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2016
- 2016-03-24 CN CN201610179374.3A patent/CN105659958A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101117798A (en) * | 2006-08-04 | 2008-02-06 | 朱明亮 | Underground pipe line type seepagefiltrationn alkali-discharging technology |
| CN202183982U (en) * | 2011-06-16 | 2012-04-11 | 天津市环境保护科学研究院 | Stereoscopic greening device for isolating and pressing salt for saline and alkali lands |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107896543A (en) * | 2017-11-14 | 2018-04-13 | 江苏金腾园林建设有限公司 | The improvement greening construction method in salt-soda soil |
| CN113892316A (en) * | 2021-10-15 | 2022-01-07 | 东营市农业科学研究院 | Saline-alkali soil improvement and treatment system and well forming and slotting method thereof |
| CN113892316B (en) * | 2021-10-15 | 2022-10-11 | 东营市农业科学研究院 | Saline-alkali soil improvement and treatment system and well forming and slotting method thereof |
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Application publication date: 20160615 |