CN201099638Y - Latent/ surface flow artificial marshland - Google Patents
Latent/ surface flow artificial marshland Download PDFInfo
- Publication number
- CN201099638Y CN201099638Y CNU2007200234739U CN200720023473U CN201099638Y CN 201099638 Y CN201099638 Y CN 201099638Y CN U2007200234739 U CNU2007200234739 U CN U2007200234739U CN 200720023473 U CN200720023473 U CN 200720023473U CN 201099638 Y CN201099638 Y CN 201099638Y
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- artificial swamp
- wetland
- surface low
- flow
- sewage
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- Treatment Of Biological Wastes In General (AREA)
Abstract
A subsurface/drift flow constructed wetland belongs to sewage purifying technical field, which uses walls to surround a constructed wetland, wherein one end of the wetland is provided with a sewage tank in which two walls are provided to divide the sewage tank into three portions, two sides of the tank are provided with subsurface flow constructed wetland while the middle is drift flow constructed wetland, the subsurface flow wetland is higher than the drift low one, one end of the subsurface flow wetland near the sewage tank is slightly higher than another end, one end of the drift flow wetland near the sewage tank is slightly lower than another end, the wall of the end of the subsurface flow wetland near the sewage tank is provided with a water inlet while the baffle wall between another end and the drift flow wetland is a orifice wall, one end of the drift flow wetland near the sewage tank is provided with a water outlet through the tank, the lower layer of the subsurface constructed wetland is a stuff bed composed of gravels and limestone of 3-5cm grain size, while the upper layer is rural field soil, and the drift flow constructed wetland is stuffed with rural field soil. The subsurface/drift flow constructed wetland has reasonable design, high hydraulic loading, simple operation and maintenance, better pollutant removal effect and the ability for improving sanitary condition of constructed wetland.
Description
One, technical field
The utility model relates to a kind of diving/the surface low artificial swamp, belongs to sewage water body purification technical field.
Two, background technology
Artificial swamp is being applied to have extremely wide application prospect in polytype wastewater treatment as a kind of waste water treatment process that collects ecological property, efficient low-consume, view.Can be divided into surface low artificial swamp and drowned flow artificial wet land to artificial swamp according to the flow pattern of sewage in artificial swamp.Surface low artificial swamp and natural wetland are the most approaching, and sewage has good Regional ecological benefit and phosphor-removing effect from wetland surface current mistake, and less investment, simple to operate, working cost is low; Its shortcoming is that floor space is big, and hydraulic load is low, can not make full use of the processing power that filler reaches abundant root system of plant, soil removability is limited, is subjected to weather effect bigger, and understand the living mosquitos and flies of evil, give an offensive smell summer, sanitary condition is poor, and at cold district the icing treatment effect that influences in surface easily takes place winter.Subsurface flow artificial wetland system is owing to the surperficial current downflow of sewage at constructed wetland bed, can make full use of on the one hand the microbial film of filling surface growth, abundant root system of plant and veneer of soil and filler and effect such as hold back, improve treatment effect and processing power, flow under the surface owing to current on the other hand, good heat preservation performance, treatment effect is subjected to weather effect less, and sanitary condition is better; But the output investment ratio surface current artificial wetland system height of this system, the control relative complex also is not very desirable to N, P clearance at present.
Three, summary of the invention
For overcoming the defective of prior art, the utility model provide a kind of reasonable in design, hydraulic load is high, the comprehensive removal effect of convenient operating maintenance, pollutent is good, improve the artificial swamp sanitary condition, diving/the surface low artificial swamp of good dephosphorization effect arranged.
A kind of diving/the surface low artificial swamp, become an artificial swamp with circummure, end at artificial swamp is provided with a sewage lagoon, the twice wall is set in the artificial swamp artificial swamp is divided into three parts, both sides are drowned flow artificial wet land, the centre is the surface low artificial swamp, and drowned flow artificial wet land is higher than the surface low artificial swamp; Drowned flow artificial wet land is near a little higher than the other end of an end of sewage lagoon, and the surface low artificial swamp is lower than the other end slightly near an end of sewage lagoon; Drowned flow artificial wet land is provided with water-in near the wall of sewage lagoon one end, and the partition wall between the other end and the surface low artificial swamp is a perforated wall, and the surface low artificial swamp is provided with the water outlet that passes sewage lagoon near an end of sewage lagoon.
The lower floor of described drowned flow artificial wet land 1 is for being the bed of packings of 3-5 centimetre Wingdale composition with gravel or particle diameter, and the upper strata is the rural area soil that contains the 3-5% peat composed of rotten mosses.
Insert the rural area soil that contains the 3-5% peat composed of rotten mosses in the described surface low artificial swamp 2.
Described filler is that gravel or particle diameter are 3-5 centimetre Wingdale.
In the utility model, utilize two drowned flow artificial wet lands that sewage is carried out the one-level sewage disposal earlier, effluent stream flows into the surface low artificial swamp to the perforated wall water distribution uniformity, further remove the pollutents such as N, P in the sewage, as second-stage treatment.In drowned flow artificial wet land, be that 3-5 centimetre Wingdale is formed bed of packings with gravel or particle diameter, the rural area soil that one deck contains the 3-5% peat composed of rotten mosses is set above the bed of packings, in the surface low artificial swamp, insert the rural area soil that contains the 3-5% peat composed of rotten mosses, sewage is flowed in the filler slit of current wetland bed of packings, flow in the bed surface of surface-flow.And, have the waterplant of attractive in appearance and economic worth such as reed, cattail, hay grass, Scirpus tabernaemontani, spatterdock, water shield grass etc. concurrently at the surface of two kinds of artificial swamps plantation contaminant removal efficiency height, form the animals and plants ecosystem of a uniqueness thus.
The utlity model has following advantage
1, drowned flow artificial wet land will be higher than the surface low artificial swamp to the clearance of COD, and the denitrification dephosphorization function of surface low artificial swamp in conjunction with can be complementary, be greatly strengthened the comprehensive removal effect to pollutent with both then significantly better than drowned flow artificial wet land.
2, the sewage backflow that drowned flow artificial wet land was handled is gone into the surface low artificial swamp and can be purified a nearly step of sewage, and the dissolved oxygen that increases in the water also reduces the stink that may occur in the water outlet, improve sanitary condition.
3, drowned flow artificial wet land is because sewage flows under the surface, and good heat preservation performance passes back into the surface low artificial swamp with its treated water, can reduce the influence of weather his-and-hers watches person who lives in exile worker wetland treatment effect.
4, total system is equivalent to many A-A-O processing units, obtains good dephosphorization effect.
5, hydraulic load height, operation, easy to maintenance.
Four, description of drawings
Fig. 1 is a vertical view of the present utility model;
Fig. 2 is a cross-sectional view;
Fig. 3 is the perforated wall synoptic diagram:
Wherein, 1, drowned flow artificial wet land, 2, the surface low artificial swamp, 3, sewage lagoon, 4, water-in, 5, water outlet, 6, the atresia wall, 7, perforated wall, I, contain the rural area soil of the 3-5% peat composed of rotten mosses, II, be the bed of packings that 3-5 centimetre Wingdale is formed with gravel or particle diameter.
Five, embodiment
Embodiment:
Structure of the present utility model as shown in Figure 1 to Figure 3,
Become an artificial swamp with circummure, end at artificial swamp is provided with a sewage lagoon 3, twice wall 6 and 7 is set in the artificial swamp artificial swamp is divided into three parts, and both sides are drowned flow artificial wet land 1, the centre is a surface low artificial swamp 2, and drowned flow artificial wet land 1 is higher than surface low artificial swamp 2; Drowned flow artificial wet land 1 is near a little higher than the other end of an end of sewage lagoon 3, and surface low artificial swamp 2 is lower than the other end slightly near an end of sewage lagoon 3; Drowned flow artificial wet land 1 is provided with water-in 4 near the wall of sewage lagoon 3 one ends, and the partition wall between the other end and the surface low artificial swamp 2 is a perforated wall 7, and surface low artificial swamp 2 is provided with the water outlet 5 that passes sewage lagoon 3 near an end of sewage lagoon.
Described drowned flow artificial wet land 1 lower floor is for being the bed of packings that 3-5 centimetre Wingdale is formed with gravel or particle diameter, and the upper strata is the rural area soil that contains the 3-5% peat composed of rotten mosses.
Insert the rural area soil that contains the 3-5% peat composed of rotten mosses in the described surface low artificial swamp 2.
Described filler is that gravel or particle diameter are 3-5 centimetre Wingdale.
The sewage savings enter two drowned flow artificial wet lands 1 from water-in 4 through water distribution system equably in sewage lagoon 3, flow in the filler slit of bed of packings, and the majority of organic pollutants in the sewage has obtained removing well.The other end at drowned flow artificial wet land, sewage enters surface low artificial swamp 2 behind perforated wall 7 water distribution uniformities, on the face of land with plug-flow form sluggish flow, form free-water level artificial swamp state, except that the organism in the sewage was further degraded, the surface low artificial swamp also played denitrogenation dephosphorizing effect preferably.The most reprocessed sewage is discharged from water outlet 5.
The plant of using in the drowned flow artificial wet land mainly contains reed, cattail, hay grass, Scirpus tabernaemontani, and the artificial artificial swamp of surface low also can use spatterdock, water shield grass etc. except that using above-mentioned several plant, make rate of vegetation reach 80-90%.These plants can form various subenvironments with the microorganism of surrounding environment etc., and oxygen is transferred to the root district, form special rhizosphere environment, and this micro-ecological environment has the very strong ability of purifying liquid waste.
Claims (4)
1. dive/the surface low artificial swamp for one kind, it is characterized in that, become an artificial swamp with circummure, end at artificial swamp is provided with a sewage lagoon, the twice wall is set in the artificial swamp artificial swamp is divided into three parts, both sides are drowned flow artificial wet land, and the centre is the surface low artificial swamp, and drowned flow artificial wet land is higher than the surface low artificial swamp; Drowned flow artificial wet land is near a little higher than the other end of an end of sewage lagoon, and the surface low artificial swamp is lower than the other end slightly near an end of sewage lagoon; Drowned flow artificial wet land is provided with water-in near the wall of sewage lagoon one end, and the partition wall between the other end and the surface low artificial swamp is a perforated wall, and the surface low artificial swamp is provided with the water outlet that passes sewage lagoon near an end of sewage lagoon.
2. as claimed in claim 1 diving/the surface low artificial swamp is characterized in that, the lower floor of described drowned flow artificial wet land is for being the bed of packings of 3-5 centimetre Wingdale composition with gravel or particle diameter, and the upper strata is the rural area soil that contains the 3-5% peat composed of rotten mosses.
3. as claimed in claim 1 diving/the surface low artificial swamp is characterized in that, inserts the rural area soil that contains the 3-5% peat composed of rotten mosses in the described surface low artificial swamp.
4. as claim 1 or 3 described diving/the surface low artificial swamp, it is characterized in that described filler is that gravel or particle diameter are 3-5 centimetre Wingdale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200234739U CN201099638Y (en) | 2007-06-13 | 2007-06-13 | Latent/ surface flow artificial marshland |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200234739U CN201099638Y (en) | 2007-06-13 | 2007-06-13 | Latent/ surface flow artificial marshland |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201099638Y true CN201099638Y (en) | 2008-08-13 |
Family
ID=39936171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200234739U Expired - Fee Related CN201099638Y (en) | 2007-06-13 | 2007-06-13 | Latent/ surface flow artificial marshland |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201099638Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2501864A (en) * | 2011-03-09 | 2013-11-13 | Alison Fiona Waldron | Drainage water treatment |
| CN109264868A (en) * | 2018-10-09 | 2019-01-25 | 上海勘测设计研究院有限公司 | A kind of current wetland for purification of water quality |
| CN109796108A (en) * | 2019-02-26 | 2019-05-24 | 河南省正大环境科技咨询工程有限公司 | A kind of artificial wet land treating system for deep purification of waste water |
| CN111115835A (en) * | 2020-01-15 | 2020-05-08 | 中国水利水电科学研究院 | Natural river sewage control system and method and design method |
-
2007
- 2007-06-13 CN CNU2007200234739U patent/CN201099638Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2501864A (en) * | 2011-03-09 | 2013-11-13 | Alison Fiona Waldron | Drainage water treatment |
| GB2501864B (en) * | 2011-03-09 | 2015-06-03 | Alison Fiona Waldron | The waldron filter |
| CN109264868A (en) * | 2018-10-09 | 2019-01-25 | 上海勘测设计研究院有限公司 | A kind of current wetland for purification of water quality |
| CN109796108A (en) * | 2019-02-26 | 2019-05-24 | 河南省正大环境科技咨询工程有限公司 | A kind of artificial wet land treating system for deep purification of waste water |
| CN111115835A (en) * | 2020-01-15 | 2020-05-08 | 中国水利水电科学研究院 | Natural river sewage control system and method and design method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080813 Termination date: 20110613 |