CN105712483A - Self-flowing sedimentation tank for wetland purification - Google Patents
Self-flowing sedimentation tank for wetland purification Download PDFInfo
- Publication number
- CN105712483A CN105712483A CN201610265095.9A CN201610265095A CN105712483A CN 105712483 A CN105712483 A CN 105712483A CN 201610265095 A CN201610265095 A CN 201610265095A CN 105712483 A CN105712483 A CN 105712483A
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- sedimentation tank
- barricade
- self
- concrete
- water
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Botany (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention relates to a self-flowing sedimentation tank for wetland purification. The self-flowing sedimentation tank comprises four concrete tank walls and one concrete bottom surface, wherein two opposite surfaces of the concrete tank walls are provided with a water inlet and a water outlet respectively; at least two layers of retaining walls are arranged in the self-flowing sedimentation tank, and the heights of the retaining walls are equal to the depth of the self-flowing sedimentation tank; the upper parts of adjacent retaining walls are provided with water permeable openings in a staggered manner, and the water permeable openings are provided with barrier filter screens; and the concrete tank walls, the retaining walls and the water permeable openings form a snakelike flow passage of sewage. The self-flowing sedimentation tank for wetland purification, provided by the invention, enables water to flow along the retaining walls by virtue of the retaining walls arranged in the sedimentation tank, and increases the flowing time and flowing length of the water by virtue of the snakelike flow passage, so that the self-purification function of the water is enhanced.
Description
Technical field
The present invention relates to a kind of sedimentation tank, particularly relate to a kind of wetland purification from sedimentation tank.
Background technology
Sedimentation tank is that application precipitation removes a kind of structures of float in water.Sedimentation tank is widely used in the treatment of waste water.Its pattern is a lot, can be divided into flat flow, vertical-flow and radial-flow three kinds by pool inner water flow path direction.
In recent years, Sewage Plant takes up an area to control more and more sternly, how to ensure sedimentation tank effect and sludge reflux concentration, and the more stable operation up to standard of Sewage Plant is most important, if designing unreasonable, being just difficult to reach present water outlet and requiring and energy saving requirement.Taking Radial Flow Secondary Sedimentation Tank according to some Large Sewage Treatment Plants at present, take up an area bigger, management operating is more complicated, especially switching it is more difficult to during maintenance, identical for ensureing each pool water level height, construction and foundation requirement is also significantly high, and the instability of sludge discharging period to also lead to the shock resistance of each pond poor.
Although second pond has been carried out big quantity research by domestic and international much water treatment research mechanism, developing some novel second ponds, it pays attention to the lifting to efficiency, but is still difficult to solve occupation of land problem.But the maximization along with sewage disposal planning, process the intensive of occupation of land, process the automatization of technique, tradition second pond group number gets more and more, floor space is increasing, invests also more and more higher, due to factors such as settlement of foundation, it cannot be guaranteed that often group treating capacity is impartial and weir load consistent, treatment effect it cannot be guaranteed that.In a lot of cities, soil has become as the bottleneck of various facility development, and a lot of equipment and technology cannot be implemented because floor space is excessive.
Summary of the invention
It is an object of the invention to big for existing municipal sewage treatment sedimentation tank floor space, invest high problem, it is proposed to a kind of take up an area compact, energy consumption is low, conveniently adapt to water yield change, anti-shock loading is strong, go out the little wetland purification of difficulty of becoming silted up from sedimentation tank.
For achieving the above object, the invention provides a kind of wetland purification from sedimentation tank, including four sides concrete-pool-wall and a concrete bottom, two opposites of described concrete-pool-wall are respectively equipped with water inlet and outlet, described it is internally provided with at least two-layer barricade from sedimentation tank, described in the height of described barricade identical from the degree of depth of sedimentation tank, the top of adjacent barricade is staggeredly equipped with permeable mouth, described permeable mouth is provided with barrier drainage screen and the serpentine flow circulation passage of described concrete-pool-wall, barricade, permeable interruption-forming sewage.
Preferably, described from the width of sedimentation tank be 50～100m, described from the degree of depth of sedimentation tank be 7～8m.
Preferably, the width of described permeable mouth is 30～50cm, and the height of permeable mouth is 50～100cm.
Preferably, it is provided with toe between described concrete-pool-wall and described concrete bottom.
Preferably, described barricade is provided with planting groove, plants and be implanted with plant in described planting groove.
Preferably, the width of described barricade is 20～40cm.
Based on technique scheme, the invention have the advantage that
The wetland purification of the present invention is from sedimentation tank, by being arranged on the barricade within sedimentation tank, makes current flow along barricade, by serpentine flow circulation passage, increases flow time and the length of current, and the self-purification function of current is strengthened.Installing barrier drainage screen in barricade one end, keep off scum silica frost in water body in outside, permeable mouth is arranged on gear coping, makes precipitate stay outside barricade；High-front shovel passing road can be set between sedimentation tank, it is simple to cleaning sedimentation tank, be provided with toe bottom sedimentation tank, reduce the resistance of current, make current flowing unimpeded.
Entering interior to arrange a plurality of waterwall from sedimentation tank, extend the flow distance of current, it is easy in water body deposit and sinks, at barricade top, barrier drainage screen is set, next stage precipitation will be entered after contaminant filter in current, multiple sedimentation tanks side by side in the middle of barricade can pass through high-front shovel, facilitate the cleaning of sedimentation tank, integral arrangement has saved construction investment and place, save later maintenance expense, have the advantages that occupation of land is compact, energy consumption is low, adapt to water yield change, anti-shock loading is strong, go out that difficulty of becoming silted up is little.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, and the schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is that wetland purification is from sedimentation tank schematic top plan view；
Fig. 2 is that wetland purification is from sedimentation tank schematic cross-sectional view；
Fig. 3 is that wetland purification is from sedimentation tank schematic longitudinal section；
Wherein, 1～barricade；2～concrete-pool-wall；3～barrier drainage screen；4～permeable mouth；5～concrete bottom；6～toe；7～water inlet；8～outlet；A～sewage flow direction.
Detailed description of the invention
Below by drawings and Examples, technical scheme is described in further detail.
The invention provides a kind of wetland purification from sedimentation tank, as shown in FIG. 1 to 3, illustrated therein is a kind of preferred implementation of the present invention.Described wetland purification includes four sides concrete-pool-wall 2 and a concrete bottom 5 from sedimentation tank, two opposites of described concrete-pool-wall 2 are respectively equipped with water inlet 7 and outlet 8, described it is internally provided with at least two-layer barricade 1 from sedimentation tank, described in the height of described barricade 1 identical from the degree of depth of sedimentation tank, the top of adjacent barricade 1 is staggeredly equipped with permeable mouth 4, described permeable mouth 4 is provided with barrier drainage screen 3, and described concrete-pool-wall 2, barricade 1, permeable mouth 4 form the serpentine flow circulation passage of sewage.
Specifically, the present invention is uncovered rectangle form pool structure from sedimentation tank main body, including four sides concrete-pool-wall 2 and a concrete bottom 5, two opposites of described concrete-pool-wall 2 is respectively equipped with water inlet 7 and outlet 8.Preferably, described is 50～100m from the width of sedimentation tank, and described is 7～8m from the degree of depth of sedimentation tank, and after sewage introduces from channel or flows directly into, area increases 5～10 times, and filter area doubles.The described degree of depth from sedimentation tank is set to 7～8m, it is ensured that bigger long-pending silting-up, is also convenient for the desilting work of excavator in maintenance process simultaneously.
As shown in Figures 2 and 3, described being internally provided with at least two-layer barricade 1 from sedimentation tank, identical from the degree of depth of sedimentation tank described in the height of described barricade 1, namely described barricade 1 has cut off the bottom from sedimentation tank completely, it is prevented that mud flows mutually, affects water quality.As shown in Figure 1, the top of adjacent barricade 1 is staggeredly equipped with permeable mouth 4, permeable mouth 4 is arranged on the top of barricade 1, mud is slowly settled under gravity, upper strata comparatively clear water stream then enters between next stage barricade 1 from permeable mouth 4, constantly carrying out snakelike flowing, extend flow time and the length of sewage, the self-purification function of current is strengthened.
Preferably, the width of described permeable mouth 4 is 30～50cm, and the height of permeable mouth 4 is 50～100cm, both ensure that permeable flow, makes again solid matter transit dose in sewage reduce, has taken into account both balances.Described permeable mouth 4 is provided with barrier drainage screen 3, will enter next stage precipitation after contaminant filter in current.
Further, described barricade 4 is provided with planting groove, plants and be implanted with plant in described planting groove.By planting plants, and then introduce microorganism, plant ecological purification function, make sewage can access the biological self-purification of a part in sedimentation tank.Preferably, the width of described barricade 4 is 20～40cm, effectively to isolate.High-front shovel passing road can be set between sedimentation tank, it is simple to cleaning sedimentation tank, be provided with toe bottom sedimentation tank, reduce the resistance of current, make current flowing unimpeded.
Preferably, it is provided with toe 6 between described concrete-pool-wall 2 and described concrete bottom 5, reduces the resistance of current, make current flowing unimpeded.The present invention is entering interior to arrange a plurality of waterwall from sedimentation tank, extend the flow distance of current, it is easy in water body deposit and sinks, at barricade top, barrier drainage screen is set, next stage precipitation will be entered after contaminant filter in current, multiple sedimentation tanks side by side in the middle of barricade can pass through high-front shovel, facilitate the cleaning of sedimentation tank, integral arrangement has saved construction investment and place, save later maintenance expense, have the advantages that occupation of land is compact, energy consumption is low, adapt to water yield change, anti-shock loading is strong, go out that difficulty of becoming silted up is little.
The wetland purification of the present invention is from sedimentation tank, by being arranged on the barricade within sedimentation tank, makes current flow along barricade, by serpentine flow circulation passage, increases flow time and the length of current, and the self-purification function of current is strengthened.Installing barrier drainage screen in barricade one end, keep off scum silica frost in water body in outside, permeable mouth is arranged on gear coping, makes precipitate stay outside barricade；Be alternatively arranged as the passing road of excavator from sedimentation tank barricade, high-front shovel is convenient to clean sedimentation tank, is provided with toe bottom sedimentation tank, reduces the resistance of current, makes current flowing unimpeded.
Finally should be noted that: above example is only in order to illustrate that technical scheme is not intended to limit；Although the present invention being described in detail with reference to preferred embodiment, those of ordinary skill in the field are it is understood that still can modify to the specific embodiment of the present invention or portion of techniques feature carries out equivalent replacement；Without deviating from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope that the present invention is claimed.
Claims (6)
1. a wetland purification is from sedimentation tank, including four sides concrete-pool-wall (2) and a concrete bottom (5), it is characterized in that: two opposites of described concrete-pool-wall (2) are respectively equipped with water inlet (7) and outlet (8), described it is internally provided with at least two-layer barricade (1) from sedimentation tank, described in the height of described barricade (1) identical from the degree of depth of sedimentation tank, the top of adjacent barricade (1) is staggeredly equipped with permeable mouth (4), described permeable mouth (4) is provided with barrier drainage screen (3), and described concrete-pool-wall (2), barricade (1), permeable mouth (4) forms the serpentine flow circulation passage of sewage.
2. according to claim 1 from sedimentation tank, it is characterised in that: described from the width of sedimentation tank be 50～100m, described from the degree of depth of sedimentation tank be 7～8m.
3. according to claim 1 from sedimentation tank, it is characterised in that: the width of described permeable mouth (4) is 30～50cm, and the height of permeable mouth (4) is 50～100cm.
4. according to claim 1 from sedimentation tank, it is characterised in that: it is provided with toe (6) between described concrete-pool-wall (2) and described concrete bottom (5).
5. according to claim 1 from sedimentation tank, it is characterised in that: described barricade (4) is provided with planting groove, plants and be implanted with plant in described planting groove.
6. according to claim 1 from sedimentation tank, it is characterised in that: the width of described barricade (4) is 20～40m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610265095.9A CN105712483A (en) | 2016-04-26 | 2016-04-26 | Self-flowing sedimentation tank for wetland purification |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610265095.9A CN105712483A (en) | 2016-04-26 | 2016-04-26 | Self-flowing sedimentation tank for wetland purification |
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| Publication Number | Publication Date |
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| CN105712483A true CN105712483A (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610265095.9A Pending CN105712483A (en) | 2016-04-26 | 2016-04-26 | Self-flowing sedimentation tank for wetland purification |
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| CN (1) | CN105712483A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107410140A (en) * | 2017-05-03 | 2017-12-01 | 江苏省淡水水产研究所 | A kind of pond ecological industrialization circulating water cultivation and cleaning system |
| CN110054327A (en) * | 2019-05-23 | 2019-07-26 | 四川恒泰环境技术有限责任公司 | A kind of integration arsenic removing apparatus |
| CN110467315A (en) * | 2019-08-19 | 2019-11-19 | 常熟市福亿印花炼染有限公司 | A kind for the treatment of process of efficient dyeing waste water |
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| WO2011012759A1 (en) * | 2009-07-28 | 2011-02-03 | Moix Serveis I Obres, S.L. | Purification system for treating waste water and tray used by said system |
| CN202730934U (en) * | 2012-08-07 | 2013-02-13 | 白璐 | System for intercepting, shunting, regulating, storing and treating initial rainwater |
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2016
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107410140A (en) * | 2017-05-03 | 2017-12-01 | 江苏省淡水水产研究所 | A kind of pond ecological industrialization circulating water cultivation and cleaning system |
| CN110054327A (en) * | 2019-05-23 | 2019-07-26 | 四川恒泰环境技术有限责任公司 | A kind of integration arsenic removing apparatus |
| CN110467315A (en) * | 2019-08-19 | 2019-11-19 | 常熟市福亿印花炼染有限公司 | A kind for the treatment of process of efficient dyeing waste water |
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Application publication date: 20160629 |