CN105359869A - Low-cost temporary greening device for coastal reclamation high-saline and alkaline city building reserve land - Google Patents
Low-cost temporary greening device for coastal reclamation high-saline and alkaline city building reserve land Download PDFInfo
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- CN105359869A CN105359869A CN201510868705.XA CN201510868705A CN105359869A CN 105359869 A CN105359869 A CN 105359869A CN 201510868705 A CN201510868705 A CN 201510868705A CN 105359869 A CN105359869 A CN 105359869A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G27/00—Self-acting watering devices, e.g. for flower-pots
- A01G27/04—Self-acting watering devices, e.g. for flower-pots using wicks or the like
- A01G27/06—Self-acting watering devices, e.g. for flower-pots using wicks or the like having a water reservoir, the main part thereof being located wholly around or directly beside the growth substrate
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- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
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Abstract
The invention relates to a low-cost temporary greening device for a coastal reclamation high-saline and alkaline city building reserve land. The device comprises a water supply case, a planting soil case, a supporting column and a water guiding system for connecting a water in the water supply case and a soil layer in the planting soil case; and the planting soil case is positioned in the water supply case, the supporting column is arranged at the bottom of the planting oil case, and a water supply port and a drain port are formed on the side wall of the water supply case. The greening device provided by the invention is simple in structure, convenient to process and manufacture and easy to move and place, can be repeatedly used, and is long in service life cycle which can reach longer than 10 years.
Description
Technical field
The present invention relates to a kind of interim afforestation equipment, particularly relate to the interim afforestation equipment of a kind of heavy saline low cost, particularly one is used for the interim afforestation equipment of low cost of strand hydraulic reclamation geavy salt alkali (>=20g/kg) urban construction backup land.
Background technology
Strand barged-in fill is the warp utilizing offshore dredging seabed mud out to be formed by waterpower hydraulic reclamation.Occur owing to there is no soil-forming process, and the long-term impact by Seawater immersion, soil salt content is high, hydraulic reclamation initial soil salt content can reach more than 80g/kg, along with the increase of the hydraulic reclamation time limit, salt content decreases, but because barged-in fill quality clings, structural difference, nature desalination speed is extremely low, desalination period is extremely very long, the long time barged-in fill table soil salt content through 7 to 10 years is often needed to be down to below 20g/kg, now pionner Suaeda salsa is just able to growth in blocks, and then along with other salt tolerants of reduction of salinity and halophytes start to invade gradually and raw.Under natural conditions, hydraulic reclamation initial stage saline land is bare land state substantially, conventional salt tolerant and halophytes cannot survive, barged-in fill quality improve depend on completely pionner Suaeda salsa raw with growth, but standby time in early stage is long, can not meet current reclaimed land city ecology construction speed and landscape construction requirement.
Strand hydraulic reclamation urban construction backup land is in one, short-term city is idle land used temporarily, owing to there is no soil-forming process, and the long-term impact by Seawater immersion, soil salt content high (>=20g/kg), alkalescence strong (pH >=8.0), quality clings, structural difference, the salt such as the fluffy and Chinese tamarisk of alkali raw with strong salt-tolerant plant natural conditions under cannot survive, existing barged-in fill original soil, soil moved in improve the original greening technique can realize the ecological planting of geavy salt alkali hydraulic reclamation urban construction backup land, but construction cost is high, construction period is long, maintenance task weight, be not suitable for the Urban Greening of geavy salt alkali urban construction backup land.Himself feature of urban construction backup land determines its ecological construction less investment, builds fast, easy easy maintenance, and existing saline-alkali soil greening technology is not suitable for the Urban Greening of geavy salt alkali urban construction backup land completely.Based on this, the invention provides the interim afforestation equipment of a kind of strand hydraulic reclamation geavy salt alkali urban construction backup land low cost.
Summary of the invention
The object of the invention is the feature in conjunction with strand hydraulic reclamation urban construction backup land, create a kind of interim afforestation equipment of geavy salt alkali urban construction backup land low cost, realize the interim fast greening of hydraulic reclamation geavy salt alkali urban construction backup land, meet the high-quality view needs of current city ecological construction.
Technical scheme of the present invention is:
The interim afforestation equipment of a kind of strand hydraulic reclamation geavy salt alkali urban construction backup land, comprises water supply casing, planting soil casing, support post and the water guiding system for connecting soil layer in water body and planting soil casing in water supply casing; Described planting soil casing is positioned at water supply casing, and planting soil bottom half is provided with support post, and the sidewall of described water supply casing is provided with admission port and drain port.
Further, described water supply casing, the material of planting soil casing are PVC material, thickness G reatT.GreaT.GT6mm, hardness >=90 °.
Further, described planting soil cabinet depth is 12-30cm, and at the bottom of planting soil bottom half lower surface to water supply casing, the upper surface degree of depth is 6-13cm.
Further, described planting soil casing is connected with face, the water supply casing upper bound.
Further, described water guiding system comprises aqueduct, water suction cotton thread, water guide cotton thread, and water suction cotton thread, through aqueduct, stretches out from aqueduct two ends, stretches in the storage water of water supply casing.Described aqueduct internal diameter 1-2mm larger than absorbent wool linear diameter, absorbent wool linear diameter scope 3-7mm, aqueduct leaves a circular hole in surface thereon every 30-50cm, the long water guide cotton thread of 2-5cm is drawn in circular hole, Circularhole diameter is identical with water guide cotton thread diameter, water guide cotton thread diameter is determined according to floristics: hygrophyte, 5-7mm; Mesophytes, 3-4mm; Xerophytes, 1-2mm; The hole center distance of perforate on aqueduct is 30-60cm.More preferably, one group of water guiding system is set every 2.0-3.5m.
Described aqueduct is transparent organic glass pipe.
Further, described admission port is circular, and aperture 1.5-3.0cm, minimum point place, admission port is positioned at the above 1-2cm of planting soil bottom half lower surface horizontal level.Preferably, described admission port is also provided with admission port cover plate, described admission port cover plate is positioned at inside supply tank or outside, flip-shell or plug-type.For switch admission port.
Further, described drain port is positioned on the sidewall of the one or both sides of water supply casing, and described drain port is circular, and aperture 1.0-2.0cm, drain port minimum point place is positioned at below planting soil bottom half lower surface horizontal level 0.5-1.0cm place.Preferably, described drain port is also provided with drain port cover plate, described drain port cover plate is positioned at the external side of supply tank, flip-shell, and drain port cover plate lid inner peripheries is provided with sealing gasket.(when in water supply casing, water level reaches to drain port, under pressure, drain port cover plate can be opened automatically, sluices, and when water level is displaced downwardly to below drain port, drain port cover plate under gravity, can sagging automatic-sealed.)
Further, described support post is PVC material, every 0.25-0.75m
2arrange one, be connected to top at the bottom of planting soil casing bottom and water supply casing.Play a part to support planting soil casing.
Further, described water supply casing is also provided with water-level observation window, is positioned at admission port homonymy.Further, the material of described water-level observation window is transparent organic glass material, and included gauge, precision is to mm.
In the present invention, described water supply casing is used for depositing water supply or storage rainwater, as the water source of planting soil; Described planting soil casing, for support planting soil, green plants, as greening container; Described water guiding system, for connecting in supply tank soil layer in water body and planting soil case, plays a part to guide hydrophobic medium; Described admission port is used for artificial recharge; Described drain port is for getting rid of rainwater ponding excessive in casing; Described water-level observation window is for observing water storage height in supply tank.
The present invention has following beneficial effect:
(1) planting greenery patches fast in the hydraulic reclamation heavy saline that present invention can be implemented in more than salt content 20g/kg, plant survival rate is high, landscape diversity good, and construction, maintenance is easy, with low cost, compared with existing saline-alkali soil original soil greening technique, unit greening cost can save 65%-80%.
(2) afforestation equipment structure of the present invention is simple, processing and fabricating convenient, and be easy to move up, can reuse, the cycle in service life is long, can reach more than 10 years.
(2) the present invention can realize the moisturizing voluntarily of green space system, moisturizing can carry out the effective supply of nutrient with supplementary simultaneously, and moisturizing speed can be controlled by the gauge size of regulation and control water guiding system, revise steaming and fall ratio, and then mould the moisture environment that suitable variety classes plant (humidogene, middle life, drought raw) grows.
(3) the present invention can realize the collection voluntarily of rainwater, utilization and excessive row and dredges, the rainwater collected can meet the water demand in green plants autumn, annual only needs are disposable before planting under normal operation supplies use water in spring, late maintaining does not need the interference of human factor substantially, efficiency of water application is high, water consumption is little, and the more conventional greening of flat water can save 75%-85%, and water-saving result is remarkable.
Accompanying drawing explanation
Fig. 1 is the structural representation of the interim afforestation equipment of strand hydraulic reclamation geavy salt alkali urban construction backup land low cost.
In figure: 1 is water supply casing; 2 is planting soil casing; 3 is green plants; 4 is storage water; 5 is water guiding system; 6 is support post; 7 is admission port; 8 is drain port; 9 is water-level observation window.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described, but do not limit protection scope of the present invention.
Case Experiments On A launches in late March, 2015 in Nan Gang industrial area, Tianjin, and earth's surface, test region is exposed, and without plant growth, soil salt content 33.6g/kg, pH value 8.46, for depositing the reclaimed land of 4 years.Testing ground area table 40.5m
2(9m × 4.5m), arrange 9 groups of interim afforestation equipments of the present invention, plant bulk is 3m × 1.5m, comprises water supply casing 1, planting soil casing 2 and water guiding system 5, support post 6 for connecting soil layer in water body and planting soil casing 2 in water supply casing 1; Described planting soil casing 2 is positioned at water supply casing 1, and planting soil casing 2 is connected with interface on water supply casing 1, is provided with support post 6 bottom planting soil casing 2, and the sidewall of described water supply casing 1 is provided with admission port 7 and drain port 8.
Described water supply casing 1, the material of planting soil casing 2 are PVC material, thickness 8mm, hardness 90 °.
Described planting soil casing 2 degree of depth is 25cm, and planting soil casing 2 bottom lower surface is 10cm to water supply casing 1 end upper surface degree of depth;
Described water guiding system 5 comprises aqueduct, water suction cotton thread, water guide cotton thread, and water suction cotton thread, through aqueduct, stretches out from aqueduct two ends, stretches in the storage water 4 of water supply casing 1.Described aqueduct internal diameter 1mm larger than absorbent wool linear diameter, absorbent wool linear diameter is 4mm, and aqueduct leaves a circular hole in surface thereon every 40cm, and draw the long water guide cotton thread of 3cm in circular hole, Circularhole diameter is identical with water guide cotton thread diameter, and water guide cotton thread diameter is 3mm.
Described aqueduct is transparent organic glass pipe.
Described support post 6 is PVC material, every 0.5m
2arrange one, be connected to planting soil casing 2 bottom and top, water supply casing 1 end; Described admission port 7 is circular, and aperture 2.5cm, is positioned at a certain side of water supply casing 1, and minimum point place, admission port 7 is positioned at the above 1cm of planting soil casing 2 bottom lower surface horizontal level.Described admission port 7 is also provided with admission port cover plate, and described admission port cover plate is positioned at inside water supply casing 1, flip-shell.Described drain port 8 is positioned on the sidewall of the water supply casing 1 of admission port 7 homonymy, and described drain port 8 is circular, and aperture 1.5cm, drain port 8 minimum point place is positioned at below planting soil casing 2 bottom lower surface horizontal level 0.8cm place.Described drain port 8 is also provided with drain port cover plate, and described drain port cover plate is positioned at outside water supply casing 1, flip-shell, and drain port cover plate lid inner peripheries is provided with sealing gasket.
Described water supply casing 1 is also provided with water-level observation window 9, is positioned at admission port 7 homonymy.The material of described water-level observation window 9 is transparent organic glass material, and included gauge, precision is to mm.
After Land leveling gently rams, three row are divided by 9 groups of devices to be placed in parallel in test ground, filling planting soil, thickness 25cm, leveling, perennial ryegrass+tall fescue seed mixes fine sand respectively, carries out uniform broadcasting, rake the soil level after mixing, then fresh water is injected by admission port, observed stage observation window, stops water filling to 10.0cm At The Height, closes admission port cover plate.
Late May statistical result showed, 9 groups of low cost interim afforestation equipment green plants are emerged all neat, closely knit, and be not short of seedling, vegetation cover degree is close to 100%, the soil moisture content that TDR method records is 26.2%, and in water-level observation window display supply tank, water storage is highly 5.2cm; Monitoring display mid-August, soil moisture content 28.7%, in supply tank, water storage is highly 9.3cm; Monitoring display mid-October, soil moisture content 25.6%, storage height 2.7cm in supply tank.
Above one embodiment of the present of invention have been described in detail, but described content being only preferred embodiment of the present invention, can not being considered to for limiting practical range of the present invention.All equalizations done according to the present patent application scope change and improve, and all should still belong within patent covering scope of the present invention.
Claims (9)
1. the interim afforestation equipment of strand hydraulic reclamation geavy salt alkali urban construction backup land, is characterized in that: comprise water supply casing, planting soil casing, support post and the water guiding system for connecting soil layer in water body and planting soil casing in water supply casing; Described planting soil casing is positioned at water supply casing, and planting soil bottom half is provided with support post, and the sidewall of described water supply casing is provided with admission port and drain port.
2. the interim afforestation equipment of a kind of strand hydraulic reclamation geavy salt alkali urban construction backup land according to claim 1, is characterized in that: described water supply casing, the material of planting soil casing are PVC material, thickness G reatT.GreaT.GT6mm, hardness >=90 °.
3. the interim afforestation equipment of a kind of strand hydraulic reclamation geavy salt alkali urban construction backup land according to claim 1 and 2, it is characterized in that: described planting soil cabinet depth is 12-30cm, at the bottom of planting soil bottom half lower surface to water supply casing, the upper surface degree of depth is 6-13cm.
4. the interim afforestation equipment of a kind of strand hydraulic reclamation geavy salt alkali urban construction backup land according to claim 3, is characterized in that: described planting soil casing is connected with face, the water supply casing upper bound.
5. the interim afforestation equipment of a kind of strand hydraulic reclamation geavy salt alkali urban construction backup land according to claim 1 and 2, it is characterized in that: described water guiding system comprises aqueduct, water suction cotton thread, water guide cotton thread, water suction cotton thread is through aqueduct, stretch out from aqueduct two ends, stretch in the storage water of water supply casing.Described aqueduct internal diameter 1-2mm larger than absorbent wool linear diameter, absorbent wool linear diameter scope 3-7mm, aqueduct leaves a circular hole in surface thereon every 30-50cm, the long water guide cotton thread of 2-5cm is drawn in circular hole, Circularhole diameter is identical with water guide cotton thread diameter, water guide cotton thread diameter is determined according to floristics: hygrophyte, 5-7mm; Mesophytes, 3-4mm; Xerophytes, 1-2mm; The hole center distance of perforate on aqueduct is 30-60cm.
6. the interim afforestation equipment of a kind of strand hydraulic reclamation geavy salt alkali urban construction backup land according to any one of claim 1-5, it is characterized in that: described admission port is for circular, aperture 1.5-3.0cm, minimum point place, admission port is positioned at the above 1-2cm of planting soil bottom half lower surface horizontal level.Preferably, described admission port is also provided with admission port cover plate, described admission port cover plate is positioned at inside supply tank or outside, flip-shell or plug-type.
7. the interim afforestation equipment of a kind of strand hydraulic reclamation geavy salt alkali urban construction backup land according to any one of claim 1-6, it is characterized in that: described drain port is positioned on the sidewall of the one or both sides of water supply casing, described drain port is circular, aperture 1.0-2.0cm, drain port minimum point place is positioned at below planting soil bottom half lower surface horizontal level 0.5-1.0cm place.Preferably, described drain port is also provided with drain port cover plate, described drain port cover plate is positioned at the external side of supply tank, flip-shell, and drain port cover plate lid inner peripheries is provided with sealing gasket.
8. the interim afforestation equipment of a kind of strand hydraulic reclamation geavy salt alkali urban construction backup land according to claim 7, is characterized in that: described support post is PVC material, every 0.25-0.75m
2arrange one, be connected to top at the bottom of planting soil casing bottom and water supply casing.
9. the interim afforestation equipment of a kind of strand hydraulic reclamation geavy salt alkali urban construction backup land according to claim 8, is characterized in that: described water supply casing is also provided with water-level observation window, is positioned at admission port homonymy.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510868705.XA CN105359869B (en) | 2015-12-01 | 2015-12-01 | A kind of interim afforestation equipment of strand hydraulic reclamation geavy salt alkali urban construction backup land low cost |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510868705.XA CN105359869B (en) | 2015-12-01 | 2015-12-01 | A kind of interim afforestation equipment of strand hydraulic reclamation geavy salt alkali urban construction backup land low cost |
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| CN105359869A true CN105359869A (en) | 2016-03-02 |
| CN105359869B CN105359869B (en) | 2018-05-25 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103262689A (en) * | 2013-05-27 | 2013-08-28 | 天津天一景观规划设计有限公司 | Coastal saline-alkali soil terrace type afforesting method for improvement of dredger fill |
| CN103843559A (en) * | 2014-02-21 | 2014-06-11 | 南京大学连云港高新技术研究院 | Method of landscaping planting of coastal dredger fill saline and alkaline land |
| CN104186178A (en) * | 2014-09-09 | 2014-12-10 | 天津海林园艺环保科技工程有限公司 | Economical seashore saline soil greening quick planting method |
| CN104396494A (en) * | 2014-10-31 | 2015-03-11 | 天津泰达绿化集团有限公司 | Method for greening original soil of heavy saline-alkali land |
| CN205213550U (en) * | 2015-12-01 | 2016-05-11 | 天津泰达绿化集团有限公司 | Low -cost interim afforestation equipment in ground is reserved in strand hydraulic reclamation geavy salt alkali urban construction |
-
2015
- 2015-12-01 CN CN201510868705.XA patent/CN105359869B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103262689A (en) * | 2013-05-27 | 2013-08-28 | 天津天一景观规划设计有限公司 | Coastal saline-alkali soil terrace type afforesting method for improvement of dredger fill |
| CN103843559A (en) * | 2014-02-21 | 2014-06-11 | 南京大学连云港高新技术研究院 | Method of landscaping planting of coastal dredger fill saline and alkaline land |
| CN104186178A (en) * | 2014-09-09 | 2014-12-10 | 天津海林园艺环保科技工程有限公司 | Economical seashore saline soil greening quick planting method |
| CN104396494A (en) * | 2014-10-31 | 2015-03-11 | 天津泰达绿化集团有限公司 | Method for greening original soil of heavy saline-alkali land |
| CN205213550U (en) * | 2015-12-01 | 2016-05-11 | 天津泰达绿化集团有限公司 | Low -cost interim afforestation equipment in ground is reserved in strand hydraulic reclamation geavy salt alkali urban construction |
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Address after: No. 26 Muning Road, Economic and Technological Development Zone, Binhai New Area, Tianjin, 300457 Patentee after: Tianjin TEDA Green Technology Group Co.,Ltd. Address before: No. 26 Muning Road, Economic and Technological Development Zone, Binhai New Area, Tianjin, 300457 Patentee before: TIANJIN TEDA GREENING GROUP Co.,Ltd. |
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Address after: No. 26 Muning Road, Economic and Technological Development Zone, Binhai New Area, Tianjin, 300457 Patentee after: Tianjin TEDA Green Technology Group Co.,Ltd. Address before: No. 26 Muning Road, Economic and Technological Development Zone, Binhai New Area, Tianjin, 300457 Patentee before: Tianjin TEDA Green Technology Group Co.,Ltd. |
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