CN101836527A - Facility for improving landscaping water and soil in saline land - Google Patents
Facility for improving landscaping water and soil in saline land Download PDFInfo
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- CN101836527A CN101836527A CN201010145675A CN201010145675A CN101836527A CN 101836527 A CN101836527 A CN 101836527A CN 201010145675 A CN201010145675 A CN 201010145675A CN 201010145675 A CN201010145675 A CN 201010145675A CN 101836527 A CN101836527 A CN 101836527A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
Abstract
The invention relates to a facility for improving landscaping water and soil in saline land. Greening soil layer of each unit of the facility is respectively provided with a plurality of bottomless water wells which are directly communicated with granular filter layers, the bottom parts of the granular filter layers are provided with impermeable bottoms, the lower parts of two adjacent granular filter layers which mutually slant are connected with and provided with a water tank arranged on the impermeable bottoms, the water tank is filled with a granular filter material, the bottom part of one end of the water tank is connected with a short water drain pipe, one end of the water tank, which passed through a short water drain pipe of the impermeable wall, is provided with an overflow pipe at the external side of the impermeable wall, the overflow pipe is provided with a control valve which is connected with an automatic overflow gate, the short water drain pipe of the impermeable wall is provided with a water-control regulating valve which is connected with a salt drainage. The invention has the advantages that the time for eliminating salinization in soil is shortened, salt drainage efficiency is improved, fresh water resource can be saved and use efficiency of fertilizer can be improved.
Description
Technical field
The present invention relates to a kind of soil melioration facility, relate in particular to a kind of facility for improving landscaping water and soil in saline land.
Background technology
China's seashore line length, the coastal area mostly is the national economy developed regions.Especially in recent years, along with the propelling of national urbanization process and the further exploitation of coastal area, emerge a collection of coastal new city.The urbanization construction of these new cities or product of reclaiming land from the sea or coastal beach.The most planning construction high starting point of coastal new city, but blemish in an otherwise perfect thing is that difficulty is constructed and implemented in afforestation, is difficult to show the good style and features of modernized coastal city because the water and soil saline alkali is heavy.In the afforestation project implementation, the existing commonly used saline and alkaline technology that disappears is at the freshwater resources of saves valuable, and it is desirable not to the utmost to stop soil accumulation of salt in the surface soil alkali aspect, especially greening soil body liquid manure keep and regulation and control aspect have technological gap.
Summary of the invention
The purpose of this invention is to provide a kind of shortening soil and eliminate the saline and alkaline time, improve salt discharge efficient, save freshwater resources, improve the facility for improving landscaping water and soil in saline land of fertilizer utilization efficiency.
The technical solution used in the present invention is:
Facility for improving landscaping water and soil in saline land, be made up of at least one unit, each unit comprises green soil layer, waterproof wall and particulate filter layer, and described green soil layer is located on the particulate filter layer, described waterproof wall is located at around green soil layer and the particulate filter layer
The green soil layer periphery of described each unit evenly is provided with catch-basin of a plurality of no ends, and catch-basin of described no end bottom directly communicates with the particulate filter layer;
Described particulate filter layer bottom is provided with the waterproof end, and described two adjacent particulate filter layer bottoms that tilt mutually are connected with the catchment tray of being located at at waterproof the end, are filled with particulate filter in the described catchment tray;
Described catchment tray one bottom portion is connected with drain stub, and the drain stub that a described end passes waterproof wall is provided with overflow pipe in the waterproof wall outside, and described overflow pipe is provided with control valve, and described control valve is connected with the automatic overflow mouth; The drain stub in the described waterproof wall outside is provided with the control water regulating valve, and described control water regulating valve connects salt outlet.
Described overflow pipe is vertical mutually with drain stub.
Described facility for improving landscaping water and soil in saline land green soil layer periphery is provided with the little weir of a corral water.
The height of described automatic overflow mouth is greater than or equal to particulate filter layer highest point, or the height of described automatic overflow mouth is lower than but approaches particulate filter layer highest point.
Described each particulate filter layer is 1-8 ° along the horizontal line tilt angle alpha, and the particulate filter layer thickness is 8-15cm, and described catchment tray height is 20-30cm.
Advantage of the present invention is: shorten soil and eliminate the saline and alkaline time, improve salt discharge efficient, significantly reduce the saline and alkaline fresh water dosage that disappears; Thoroughly stop in underground deep layer soil and the capillary water salt and return the upper strata greening soil body; Can put aside rainfall, significantly reduce green plants plantation back Guan Yangzhong pouring fresh water dosage; Ensure that rich water does not run off in the improvement back greening soil body, improve the level of resources utilization; The water content of the auto-control greening soil body keeps plant root soil moistening, for plant is created good growing environment.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the A-A profile of Fig. 1.
Fig. 3 is the B-B profile of Fig. 1.
Wherein: 1, green soil layer, 2, waterproof wall, 3, the particulate filter layer, 4, catch-basin of the no end, 5, the waterproof end, 6, catchment tray, 7, drain stub, 8, overflow pipe, 9, control valve, 10, overfall, 11, the control water regulating valve, 12, salt outlet, 13, enclose Shui Xiaoyan.
Embodiment
As shown in Figures 1 to 3, afforestation soil of the present invention is prevented the salinization of soil facility, form by at least one unit, each unit comprises green soil layer 1, waterproof wall 2 and particulate filter layer 3, this green soil layer 1 is located on the particulate filter layer 3, waterproof wall 2 is located at around green soil layer 1 and the particulate filter layer 3, facility for improving landscaping water and soil in saline land green soil layer 1 periphery is provided with the little weir 13 of a corral water, green soil layer 1 periphery of each unit evenly is provided with catch-basin of a plurality of no ends 4, catch-basin 4 bottoms, the no end directly communicate with particulate filter layer 3, each particulate filter layer 3 is 1 along the horizontal line tilt angle alpha, 2,3,4,5,6,7 or 8 °, particulate filter layer 3 thickness are 8,10,12 or 15cm, particulate filter layer 3 bottom are provided with the waterproof end 5, two adjacent particulate filter layer 3 bottoms that tilt mutually are connected with the catchment tray of being located at 6 at waterproof the end 5, catchment tray 6 highly is 20,25,27 or 30cm, be filled with particulate filter in the catchment tray 6.Catchment tray 6 one bottom portions are connected with the drain stub 7 that drain stub 7, one ends pass waterproof wall 2 and are provided with overflow pipe 8 in waterproof wall 2 outsides, and overflow pipe 8 is provided with control valve 9, and control valve 9 is connected with automatic overflow mouth 10.The height of automatic overflow mouth 10 can be greater than or equal to particulate filter layer 3 highest point, also can be lower than but approach particulate filter layer 3 highest point, mainly decide on the hydrophily of serike, that is: plant hydrophily height, then the height of automatic overflow mouth 10 can be greater than or equal to particulate filter layer 3 highest point; The plant hydrophily is low, and then the height of automatic overflow mouth 10 is lower than but approaches particulate filter layer 3 highest point (promptly a little less than particulate filter layer 3 highest point).The drain stub 7 in waterproof wall 2 outsides is provided with control water regulating valve 11, and control water regulating valve 11 connects salt outlet 12, and overflow pipe 8 is vertical mutually with drain stub 7.
The present invention is running like this:
1, in the time will carrying out the soil salt discharge, close control water regulating valve 11 on the drain stub 7 and the control valve 9 on the overflow pipe 8, on green soil layer 1, inject fresh water, water injection rate is about the 20%-30% of green soil layer 1 volume, because facility for improving landscaping water and soil in saline land green soil layer 1 periphery is provided with the little weir 13 of a corral water, the water surface can a little higher than green soil layer 1 surface, fully soak the soil body, be generally diel, the cohesive soil proper extension time is so that salinity fully is dissolved in the water in the soil.
2, open control water regulating valve 11 then, by salt outlet 12 abundant emptying, the salt discharge time was generally about 12 hours with brackish water in the green soil layer 1, cohesive soil proper extension time, the pH value and the salt content of detection brackish water in the discharging salt solution process.
3, repeating step 1,2 processes detect the pH value and the salt content of discharge water once more, satisfy the afforestation project construction requirement until salt content.Root a tree name measured data statistics, heavy salinized ground (saliferous is more than 6 ‰) is through once soaking the salt discharge process, and salt content is reduced to moderate saline land (saliferous 3-6 ‰); Secondary soaks the salt discharge process, and salt content is reduced to slight saline land (saliferous 1-3 ‰); After soaking salt discharge three times, salt content is generally about 0.1 ‰-0.5 ‰.Sandy soil value less than normal, cohesive soil value bigger than normal satisfies the needs of afforestation project.
The waterproof end 5 of particulate filter layer 3 and catchment tray 6 bottoms, and the waterproof wall of being located at around green soil layer 1 and the particulate filter layer 32 is made by waterproof coiled material, thoroughly like this stop in the deep soil that salt moves to top in the salinity and underground water, guarantee to handle never accumulation of salt in the surface soil alkali of back green land.
4, close control water regulating valve 11, open control valve 9.The automatic overflow mouth 10 of control valve 9 highly generally is greater than or equal to particulate filter layer 3 highest point.
5, by the requirement of afforestation project construction technique normalizing, in green soil layer 1 soil body, add certain fertilizer and inorganic fertilizer, with the fertility of improving the soil body and the physical behavior of soil, make loosing soil, permeable, good permeability.
6, do gutter along the border, greenery patches, can lay cobble in the ditch, green soil layer 1 periphery evenly established more than 4 of catch-basins of the no end, and catch-basin of the no end 4 is directly built by laying bricks or stones on the particulate filter layer 3 of green soil layer 1 soil body bottom.Gutter generally sluices to catch-basin with the 0.5-1% left and right sides gradient, and inlet for stom water is a little less than greening ground.
The general rainy water of coastal region, rainfall rear section rainwater accumulate in green soil layer 1 soil pore space through soil permeability, and the saturated back of pore water is long-pending to bottom particulate filter layer 3 and catchment tray 6.The part rainwater is compiled by catch-basin of the no end 4 through rainwash, directly accumulates in the catchment tray 6.When connecting the rainfall that continues, the water yield in the soil body and the aquifer is on the high side, and in the time of may influencing the root system of plant normal growth, because the height of automatic overflow mouth 10 is greater than or equal to the highest point of particulate filter layer 3, excessive moisture is overflowed automatically by automatic overflow mouth 10.
In arid period short of rain, the moisture content in the aquifer that bottom particulate filter layer 3 and catchment tray 6 form with rising, provides the moisture content of plant root growth by the soil capillarity spy.
Adopt the present invention, can not water the vegetation period of the greenery patches or few pouring, overcome the existing salt technology " fast row does not hold " of drenching commonly used, the water loss of the greening soil body is too fast, and the pouring water consumption is big, the drawback that the plant growing gesture is not good enough.
The present invention can advance beach saline land urbanization construction, builds good afforestation style and features; The freshwater resources of saves valuable reduce the labour and drop into, and improve fertilizer utilization efficiency, realize the held secondary exhibition of afforestation construction.
Claims (5)
1. facility for improving landscaping water and soil in saline land, be made up of at least one unit, each unit comprises green soil layer, waterproof wall and particulate filter layer, and described green soil layer is located on the particulate filter layer, described waterproof wall is located at around green soil layer and the particulate filter layer, it is characterized in that:
The green soil layer periphery of described each unit evenly is provided with catch-basin of a plurality of no ends, and catch-basin of described no end bottom directly communicates with the particulate filter layer;
Described particulate filter layer bottom is provided with the waterproof end, and described two adjacent particulate filter layer bottoms that tilt mutually are connected with the catchment tray of being located at at waterproof the end, are filled with particulate filter in the described catchment tray;
Described catchment tray one bottom portion is connected with drain stub, and the drain stub that a described end passes waterproof wall is provided with overflow pipe in the waterproof wall outside, and described overflow pipe is provided with control valve, and described control valve is connected with the automatic overflow mouth; The drain stub in the described waterproof wall outside is provided with the control water regulating valve, and described control water regulating valve connects salt outlet.
2. facility for improving landscaping water and soil in saline land according to claim 1 is characterized in that: described overflow pipe is vertical mutually with drain stub.
3. facility for improving landscaping water and soil in saline land according to claim 1 is characterized in that: described facility for improving landscaping water and soil in saline land green soil layer periphery is provided with the little weir of a corral water.
4. facility for improving landscaping water and soil in saline land according to claim 1 is characterized in that: the height of described automatic overflow mouth is greater than or equal to particulate filter layer highest point, or the height of described automatic overflow mouth is lower than but approaches particulate filter layer highest point.
5. facility for improving landscaping water and soil in saline land according to claim 1 is characterized in that: described each particulate filter layer is 1-8 ° along the horizontal line tilt angle alpha, and the particulate filter layer thickness is 8-15cm, and described catchment tray height is 20-30cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101456757A CN101836527B (en) | 2010-04-13 | 2010-04-13 | Facility for improving landscaping water and soil in saline land |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101456757A CN101836527B (en) | 2010-04-13 | 2010-04-13 | Facility for improving landscaping water and soil in saline land |
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| Publication Number | Publication Date |
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| CN101836527A true CN101836527A (en) | 2010-09-22 |
| CN101836527B CN101836527B (en) | 2012-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010101456757A Expired - Fee Related CN101836527B (en) | 2010-04-13 | 2010-04-13 | Facility for improving landscaping water and soil in saline land |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102295348A (en) * | 2010-12-20 | 2011-12-28 | 北京航空航天大学 | Removing method of salt in recession of saline and alkaline land |
| CN102619237A (en) * | 2012-03-29 | 2012-08-01 | 刘萍 | Method for preventing nitrate from polluting underground water |
| CN102726141A (en) * | 2012-07-18 | 2012-10-17 | 张永康 | Saline-alkali soil improvement facility and method |
| CN103636308A (en) * | 2013-12-20 | 2014-03-19 | 北京东方园林股份有限公司 | Saline-alkali soil management structure |
| CN104412748A (en) * | 2013-08-24 | 2015-03-18 | 山水园林股份有限公司 | Technological method for eliminating salts in blind drain in saline-alkali soil |
| CN106493165A (en) * | 2016-08-24 | 2017-03-15 | 天津市北方创业园林股份有限公司 | A kind of geavy salt alkali soil improvement structure for sticking weight suitable for quality |
| CN108633367A (en) * | 2018-04-23 | 2018-10-12 | 中国农业科学院农业环境与可持续发展研究所 | A method of improvement salt-soda soil |
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| CN1059444A (en) * | 1989-11-02 | 1992-03-18 | 天津石油化工公司化工厂 | A kind of soil improving method by using blind drains for sprinkling irrigation |
| US20040228689A1 (en) * | 2003-05-15 | 2004-11-18 | Stegemeier George L. | Soil remediation with heated soil |
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2010
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| CN1059444A (en) * | 1989-11-02 | 1992-03-18 | 天津石油化工公司化工厂 | A kind of soil improving method by using blind drains for sprinkling irrigation |
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| CN101283656A (en) * | 2008-06-11 | 2008-10-15 | 沧州市农林科学院 | Shallow water level double salt-affected soil raw soil planting and greening method |
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| CN201630045U (en) * | 2010-04-13 | 2010-11-17 | 启东建筑集团山水园林建设有限公司 | Saline-alkali soil landscaping water-soil improvement facility |
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| 《林业科学》 20091231 吕克楠等 唐山沿海地区盐碱地绿化改良技术研究 250,252 1-5 , 第20期 2 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102295348A (en) * | 2010-12-20 | 2011-12-28 | 北京航空航天大学 | Removing method of salt in recession of saline and alkaline land |
| CN102619237A (en) * | 2012-03-29 | 2012-08-01 | 刘萍 | Method for preventing nitrate from polluting underground water |
| CN102726141A (en) * | 2012-07-18 | 2012-10-17 | 张永康 | Saline-alkali soil improvement facility and method |
| CN104412748A (en) * | 2013-08-24 | 2015-03-18 | 山水园林股份有限公司 | Technological method for eliminating salts in blind drain in saline-alkali soil |
| CN103636308A (en) * | 2013-12-20 | 2014-03-19 | 北京东方园林股份有限公司 | Saline-alkali soil management structure |
| CN106493165A (en) * | 2016-08-24 | 2017-03-15 | 天津市北方创业园林股份有限公司 | A kind of geavy salt alkali soil improvement structure for sticking weight suitable for quality |
| CN108633367A (en) * | 2018-04-23 | 2018-10-12 | 中国农业科学院农业环境与可持续发展研究所 | A method of improvement salt-soda soil |
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| Publication number | Publication date |
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| CN101836527B (en) | 2012-05-09 |
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Effective date of registration: 20170621 Address after: 226200, room 249, Park South Road, Huilong Town, Jiangsu, Qidong 433, China Patentee after: Jiangsu LAN Sen Construction Co., Ltd. Address before: 226200, Room 204, building A, Garden Court, Huilong Town, Qidong, Jiangsu Patentee before: Landscape and Garden Building Company Limited of Qidong Construction Group |
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