CN203213085U - Saline and alkaline land greening salt elimination and soil moisture conservation waterscape constructing system - Google Patents
Saline and alkaline land greening salt elimination and soil moisture conservation waterscape constructing system Download PDFInfo
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- CN203213085U CN203213085U CN 201320194726 CN201320194726U CN203213085U CN 203213085 U CN203213085 U CN 203213085U CN 201320194726 CN201320194726 CN 201320194726 CN 201320194726 U CN201320194726 U CN 201320194726U CN 203213085 U CN203213085 U CN 203213085U
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Abstract
The utility model relates to a saline and alkaline land greening salt elimination and soil moisture conservation waterscape constructing system. The saline and alkaline land greening salt elimination and soil moisture conservation waterscape constructing system is characterized in that a greening area and a waterscape area are included, the greening area comprises a substrate at the bottom of the greening layer, a waterproof film, a water sprinkling layer, an anti-mud-leakage film and a planting soil layer, the waterproof film, the water sprinkling layer, the anti-mud-leakage film and the planting soil layer are paved on the upper surface of the substrate from bottom to top, blind grooves are formed in the substrate in a cross mode, the blind groove which penetrates through the middle of the greening area is a main blind groove, a salt elimination pipeline is paved at the tail end of the main blind groove, the salt elimination pipeline is communicated with a drainage pipeline, the waterscape area comprises one or more pool bodies, a water outlet pipeline and a water inlet pipeline are paved on one side of each pool body, each water inlet pipeline is communicated with salt elimination pipeline of the greening area, and each water outlet pipeline is communicated with the drainage pipeline. The saline and alkaline land greening salt elimination and soil moisture conservation waterscape constructing system has the advantages that blind pipes are not paved, soil dressing is not replaced, soil moisture conservation is facilitated, saline water and fresh water are separated, natural rainfall can be fully used, and the saline and alkaline land greening salt elimination and soil moisture conservation waterscape constructing system has the certain sewage treatment function, plays a role in saving water and achieves cyclic utilization of the water resource.
Description
Technical field
The utility model relates to a kind of saline land greening salt discharge soil moisture conservation water scenery and builds system, belongs to saline land greening and administers technical field.
Background technology
Beach salty soil is that river deposit forms through the seawater maceration, has salting process and salinity feature under the typical modern seawater eroding.Beach salty soil is flooded by seawater, and salt is grouped into based on sodium chloride, and sulfate takes second place, and heavy carbonate and carbonate content are minimum.Beach salty soil is lower owing to physical features, impeded drainage, and soil desalination difficulty, great majority are all opened up wasteland, even if plant plant, its output is also low and unstable.The littoral area is China's economic activity area the most frequently, strengthen the ecological construction of littoral area, make up green investment environment, it is more and more important to seem, but it is more harsh that the growth conditions of salt-soda soil, littoral area plant compares to landlocked salt-soda soil, its prominent features is: Cheng Lu and cultivation age are short, and soil alkaline is heavy, the sodium chloride content height; The groundwater table height, natural calamities such as typhoon, damage caused by waterlogging, windburn in winter take place frequently, and cause the seawater jacking simultaneously and pour in down a chimney the very difficult control of groundwater table; The secondary salinization of soil of soil is serious; Flushing freshwater resources deficiency, and because the freshwater resources deficiency makes that in littoral area's ecological construction water scenery is built and lacked; Shallow the educating of soil turns into strong, and the moisture physical behavior is abominable; Organic fertilizer resource deficiency etc. all becomes the factor that influences the plant growth, makes that littoral area's ecological construction is difficult.
At present, the salt-soda soil control measures mainly comprises both at home and abroad: 1. water conservancy measure: comprise salt discharge, the desalinization of soil by flooding or leaching, irrigation etc., the deficiency that this measure exists nutrients such as making P in the soil, Fe, Mn, Zn and micronutrient levels to descend; 2. agricultural measures: comprise level land, deep plough sun the earth which has been ploughed up, improve farming, execute soil moved in to improve the original, fertilising, sowing, crop rotation, covering with plastic film etc., there is the problem that engineering quantity is big, expense is high, can not effect a radical cure in this measure; 3. chemical measure: comprise gypsuming, ardealite, calcium sulfite, calcium superphosphate etc., but this measure presses the salt effect to be difficult to consolidate; 4. biological modification measure: comprise plantation salt-tolerant plant, green manure etc., this measure must just be fit to biological control measure implement with alkaline land improving to slight saline-alkali soil processing requirements height in early stage, and long in time limit, and it is slow to take effect.
And the major technique of littoral area's heavy saline greening now comprises the trickle layer is set for making up the salt discharge drainage network, lays blind pipe in order to the salt discharge draining in the trickle layer, and collecting well evenly is set, and lays soil moved in to improve the original at the trickle layer at last.Above method can effectively reduce and keep the salt alkali content of transforming ground soil, but need soil moved in to improve the original that former saline-alkali soil is replaced, therefore cause local agro-farming ecological environment and edaphic destruction, bring the local agro-farming nervous problem of resource of soil, and this technology is not high to the utilization rate of natural precipitation, the fresh water water scenery is built and is lacked, and seems particularly outstanding in the area of some freshwater resources anxieties.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of saline land greening salt discharge soil moisture conservation water scenery to build system, is conducive to preserving soil moisture, and with salt solution, fresh water separately, the scope of application is wide, and treatment effect is good.
The technical scheme that provides according to the utility model, described saline land greening salt discharge soil moisture conservation water scenery is built system, it is characterized in that: comprise green area and water scenery district, described green area comprises the substratum of bottom, is laid on the water-separating film, trickle layer of substratum upper surface from bottom to top, anti-mud oozes film and plantation soil layer; Intersect in described substratum and lay french drain, what run through the middle part, green area is main french drain, and the end of main french drain is laid the salt discharge pipeline, and the salt discharge pipeline is communicated with discharge pipe line; Described water scenery district comprises one or more ponds body, lays out water lines and inlet pipeline in a side of pond body, the salt discharge pipeline connection of inlet pipeline and green area, and outlet pipeline is communicated with discharge pipe line.
Lay rainwater at the opposite side of described pond body and insert pipeline and sanitary sewage access pipeline.Manhole is piled up in junction at described main french drain and other french drain.Bottom and side at described pond body are equipped with water-separating film, lay the trickle layer at the water-separating film of bottom.Described plantation the thickness of the layer is 80 ~ 100cm.The gradient of described french drain is 0.1 ~ 0.3%, and adjacent french drain is spaced apart 5 ~ 8m.The thickness of described trickle layer is 8 ~ 15cm.
On described inlet pipeline, discharge line, outlet pipeline, rainwater access pipeline and sanitary sewage access pipeline, control valve is set respectively.
Superiority of the present utility model is: do not descend blind pipe, decline passenger's soil, be conducive to preserving soil moisture, salt solution, fresh water separately can take full advantage of natural precipitation, also have certain sewerage treatment function, play water saving effect, reach recycling to water resource.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the sectional schematic diagram of Fig. 1.
The specific embodiment
The utility model is described in further detail below in conjunction with concrete accompanying drawing.
As Fig. 1 ~ shown in Figure 2: as described in saline land greening salt discharge soil moisture conservation water scenery construction system comprise that green area 1, water scenery district 2, french drain 3, main french drain 4, manhole 5, pond body 6, rainwater insert pipeline 7, sanitary sewage and insert pipeline 8, discharge pipe line 9, inlet pipeline 10, outlet pipeline 11, plantation soil layer 12, trickle floor 13, substratum 14, anti-mud and ooze film 15, water-separating film 16, salt discharge pipeline 17 etc.
As shown in Figure 1 and Figure 2, the utility model comprises green area 1 and water scenery district 2; Described green area 1 comprises that the substratum 14 of bottom, the thickness that is laid on water-separating film 16, the trickle layer 13 of substratum 14 upper surfaces from bottom to top are that 8 ~ 15cm, anti-mud ooze film 15 and plantation soil layer 12, and the thickness of plantation soil layer 12 is 80 ~ 100cm; With orthogonal grid shape or the chevron shaped laying french drain 3 of oblique, the gradient of french drain 3 is 0.1 ~ 0.3% in described substratum 14, and adjacent french drain 3 is spaced apart 5 ~ 8m, wherein, what run through 1 middle part, green area is main french drain 4, and the end of main french drain 4 is laid salt discharge pipeline 17, and salt discharge pipeline 17 is communicated with discharge pipe line 9;
As shown in Figure 1, described water scenery district 2 comprises one or more ponds body 6, lays out water lines 11 and inlet pipeline 10 in a side of pond body 6, and the opposite side of pond body 6 lays that rainwater inserts pipeline 7 and sanitary sewage inserts pipeline 8; Described inlet pipeline 10 is communicated with the salt discharge pipeline 17 of green area 1; Described outlet pipeline 11 is communicated with discharge pipe line 9;
As shown in Figure 1, on described inlet pipeline 10, discharge line 9, outlet pipeline 11, rainwater access pipeline 7 and sanitary sewage access pipeline 8, control valve is set respectively;
As shown in Figure 1, pile up manhole 5 at described main french drain 4 with the junction of other french drain 3, by the inspection to all directions french drain water outlet water yield and salinity in the manhole 5, determine whether french drain 3 and main french drain 4 be unobstructed, whether corresponding french drain distributed area water barrier is complete and whether salt discharge is up to standard;
Bottom and side at described pond body 6 are equipped with water-separating film, lay the trickle layer at the water-separating film of bottom, implant the living plant of salt tolerant buck, make water scenery district 2 reach certain treatment function.
The enforcement of green area 1: at first the saline-alkali soil with green area 1 digs out, and evenly digs out weeper drain 3, and with orthogonal grid type or the chevron shaped laying french drain 3 of oblique, laying gradient is 0.1 ~ 0.3%, and french drain 3 is spaced apart 5 ~ 8m; French drain 3 digs the local diving depth of dark foundation and determines that french drain 3 buried depths should be higher than the underground latent water peak level, generally digs deeply to be advisable about 1.5m for satisfying the green plants demand, guarantees that the planting soil layer thickness is about 1m; Pile up manhole 5 at main french drain 4 and the delivery position of other french drain 3, by the inspection to all directions french drain water outlet water yield and salinity in the manhole 5, determine whether french drain 3 and main french drain 4 be unobstructed, whether corresponding french drain distributed area water barrier is complete and whether salt discharge is up to standard; Lay salt discharge pipeline 17 at the end of main french drain 4, salt discharge pipeline 17 ends are connected with the inlet pipeline 10 of the pond body 6 in discharge pipe line 9 and water scenery district 2 respectively, and respectively control valve are set, so that main french drain 4 water outlets are controlled; Afterwards, the smooth compacting in 1 bottom, green area is formed substratum 14, lay fluid-tight water-separating film 16, trickle layer 13 and anti-mud more from bottom to top successively and ooze film 15, last backfill original soil and smooth formation plantation soil layer 12; 1 physical features, one the side low or coastal waters is laid corrosion-resistant fluid-tight water barrier simultaneously in the green area.
Can be directly when described green area 1 saline-alkali soil elevation is low carry out the laying that the laying of weeper drain 3, manhole 5 and salt discharge pipeline 17 and water-separating film 16, trickle layer 13, anti-mud ooze film 15 at original soil, plant the soil that digs out at soil layer 12 available water scenic spots 2 and insert.
Operating principle of the present utility model: green area 1 saline-alkali soil salt discharge is by utilizing the salt discharge of pouring water of rainwater or peripheral fresh water earlier, main french drain 4 salinity〉0.5% o'clock, directly by opening the control valve of 9 of main french drain 4 and discharge pipe lines, close the control valve on the inlet pipeline 10, the water outlet in the main french drain 4 is discharged; When main french drain 4 salinity＜0.5%, then opposite, main french drain 4 low salinity water outlets are entered pond body 6, utilize pond body 6 to carry out retaining; After plantation soil layer 12 salinity reduced, evenly be manured into soil in plantation soil layer 12 modifying agent and fertilizer were afforested; After salt discharge greening is finished, if find certain section french drain delivery port in the manhole, when no rainfall does not have irrigation, the situation that has water outlet and salinity to uprise, illustrating that this french drain water barrier has breaks, and should in time safeguard.
Drought and water shortage is during season, and green area 1 can be irrigated green area 1 by transferring the retaining in the pond body 6, closes the control valve of 9 of main french drain 4 and discharge pipe lines simultaneously, closes the control valve on the inlet pipeline 10, reaches the preserving soil moisture to green area 1.
The pond body 6 in water scenery district 2 is laid urban rainwater respectively and is inserted pipeline 7 and city domestic sewage access pipeline 8, be connected with the municipal sewage pipeline with the urban rainwater pipeline respectively, pond body 6 is designed to water processing establishment (as biological pond and artificial swamp etc., biological pond and artificial swamp reference standard GJJ/T54-93 and HJ2005-2010 be set), need to monitor salinity＜0.5% o'clock permission water inlet before the entry water inlet of rainwater access pipeline 7 and sanitary sewage access pipeline 8; In pond body 6, implant the living plant of salt tolerant buck, make water scenery district 2 reach certain treatment function; The weak sewage that rainwater inserts pipeline 7 and sanitary sewage access pipeline 8 enters design as the pond body 6 of water processing establishment, through the irrigation fresh water that is treated as reusable edible of water processing establishment.
Retaining in the pond body 6 in water scenery district 2 can be opened outlet pipeline 11 and be reduced discharging during too high in salinity, also can carry out drip washing and fall salt by transferring retaining in the pond body 6 when salinity is higher in the plantation soil layer 12 of green area 1, and salt solution enters municipal drainage pipeline 9.
Water plant in the pond body 6 in water scenery district 2 is imbedded the green area and plants soil layer 12 for a kind, as a supplement the green manure of fertilizer after can pulverizing.
The utility model does not descend blind pipe, declines passenger's soil, is conducive to preserving soil moisture, and salt solution, fresh water separately can take full advantage of natural precipitation, also have certain sewerage treatment function, play water saving effect; On the basis of satisfying the coastal saline-alkali greening, water resource is carried out recycling fully, have certain treatment function simultaneously, the municipal water disposal ability is had certain replenishing, increased littoral area's water scenery simultaneously and built, for drought and water shortage littoral area civic landscape increases bright spot.
Claims (8)
1. a saline land greening salt discharge soil moisture conservation water scenery is built system, it is characterized in that: comprise green area (1) and water scenery district (2), described green area (1) comprises the substratum (14) of bottom, is laid on the water-separating film (16), trickle layer (13) of substratum (14) upper surface from bottom to top, anti-mud oozes film (15) and plants soil layer (12); Intersect in described substratum (14) and lay french drain (3), what run through middle part, green area (1) is main french drain (4), and the end of main french drain (4) is laid salt discharge pipeline (17), and salt discharge pipeline (17) is communicated with discharge pipe line (9); Described water scenery district (2) comprises one or more ponds bodies (6), side at pond body (6) lays out water lines (11) and inlet pipeline (10), inlet pipeline (10) is communicated with the salt discharge pipeline (17) of green area (1), and outlet pipeline (11) is communicated with discharge pipe line (9).
2. saline land greening salt discharge soil moisture conservation water scenery as claimed in claim 1 is built system, it is characterized in that: lay rainwater at the opposite side of described pond body (6) and insert pipeline (7) and sanitary sewage access pipeline (8).
3. saline land greening salt discharge soil moisture conservation water scenery as claimed in claim 1 is built system, it is characterized in that: pile up manhole (5) in described main french drain (4) and the junction of other french drain (3).
4. saline land greening salt discharge soil moisture conservation water scenery as claimed in claim 1 is built system, and it is characterized in that: bottom and side at described pond body (6) are equipped with water-separating film, lay the trickle layer at the water-separating film of bottom.
5. saline land greening salt discharge soil moisture conservation water scenery as claimed in claim 1 is built system, and it is characterized in that: the thickness of described plantation soil layer (12) is 80 ~ 100cm.
6. saline land greening salt discharge soil moisture conservation water scenery as claimed in claim 1 is built system, and it is characterized in that: the gradient of described french drain (3) is 0.1 ~ 0.3%, and adjacent french drain (3) is spaced apart 5 ~ 8m.
7. saline land greening salt discharge soil moisture conservation water scenery as claimed in claim 1 is built system, and it is characterized in that: the thickness of described trickle layer (13) is 8 ~ 15cm.
8. saline land greening salt discharge soil moisture conservation water scenery as claimed in claim 1 is built system, it is characterized in that: insert on pipeline (7) and the sanitary sewage access pipeline (8) at described inlet pipeline (10), discharge line (9), outlet pipeline (11), rainwater control valve is set respectively.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320194726 CN203213085U (en) | 2013-04-17 | 2013-04-17 | Saline and alkaline land greening salt elimination and soil moisture conservation waterscape constructing system |
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| CN 201320194726 CN203213085U (en) | 2013-04-17 | 2013-04-17 | Saline and alkaline land greening salt elimination and soil moisture conservation waterscape constructing system |
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| CN203213085U true CN203213085U (en) | 2013-09-25 |
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| CN 201320194726 Expired - Lifetime CN203213085U (en) | 2013-04-17 | 2013-04-17 | Saline and alkaline land greening salt elimination and soil moisture conservation waterscape constructing system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105359660A (en) * | 2015-12-07 | 2016-03-02 | 江苏省水利科学研究院 | Saline-alkali soil improvement method and system |
| CN106171403A (en) * | 2016-07-11 | 2016-12-07 | 山东胜伟园林科技有限公司 | A kind of implantation methods on urban afforestation lawn, salt-soda soil, arid area |
| CN106592732A (en) * | 2017-01-05 | 2017-04-26 | 天津大学 | Saline-alkali soil drainage, storage, purifying, and recycling system based on sponge city |
| CN108012609A (en) * | 2017-10-25 | 2018-05-11 | 山东胜景旅游发展有限公司 | A kind of salt-soda soil covers greening method |
| CN109757144A (en) * | 2018-05-28 | 2019-05-17 | 光大环境修复(江苏)有限公司 | A kind of modification method of beach saline land |
| CN110495277A (en) * | 2019-09-20 | 2019-11-26 | 上海应用技术大学 | A kind of construction method and its system of alkaline land soil Drainage of salt |
| CN111264111A (en) * | 2020-01-19 | 2020-06-12 | 天津大学 | System and method for efficiently improving coastal saline-alkali soil through water resource circulation |
-
2013
- 2013-04-17 CN CN 201320194726 patent/CN203213085U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105359660A (en) * | 2015-12-07 | 2016-03-02 | 江苏省水利科学研究院 | Saline-alkali soil improvement method and system |
| CN106171403A (en) * | 2016-07-11 | 2016-12-07 | 山东胜伟园林科技有限公司 | A kind of implantation methods on urban afforestation lawn, salt-soda soil, arid area |
| CN106592732A (en) * | 2017-01-05 | 2017-04-26 | 天津大学 | Saline-alkali soil drainage, storage, purifying, and recycling system based on sponge city |
| CN108012609A (en) * | 2017-10-25 | 2018-05-11 | 山东胜景旅游发展有限公司 | A kind of salt-soda soil covers greening method |
| CN109757144A (en) * | 2018-05-28 | 2019-05-17 | 光大环境修复(江苏)有限公司 | A kind of modification method of beach saline land |
| CN110495277A (en) * | 2019-09-20 | 2019-11-26 | 上海应用技术大学 | A kind of construction method and its system of alkaline land soil Drainage of salt |
| CN111264111A (en) * | 2020-01-19 | 2020-06-12 | 天津大学 | System and method for efficiently improving coastal saline-alkali soil through water resource circulation |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 214135 Jiangsu province Wuxi city Wuxi District Taihu international science and Technology Park of University Science and Technology Park Qingyuan Road Industrial Building A, No. 518 Patentee after: MISHO ECOLOGY & LANDSCAPE CO.,LTD. Address before: 214135 Jiangsu province Wuxi city Wuxi District Taihu international science and Technology Park of University Science and Technology Park Qingyuan Road Industrial Building A, No. 518 Patentee before: JIANGSU MISHO ECOLOGY LANDSCAPE CO.,LTD. |
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| CX01 | Expiry of patent term |
Granted publication date: 20130925 |
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| CX01 | Expiry of patent term |