CN112573768A - Stepped wetland water treatment system - Google Patents
Stepped wetland water treatment system Download PDFInfo
- Publication number
- CN112573768A CN112573768A CN202011447651.7A CN202011447651A CN112573768A CN 112573768 A CN112573768 A CN 112573768A CN 202011447651 A CN202011447651 A CN 202011447651A CN 112573768 A CN112573768 A CN 112573768A
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- CN
- China
- Prior art keywords
- wetland
- filter tank
- horizontal subsurface
- treatment system
- water treatment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Biotechnology (AREA)
- Botany (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses a stepped wetland water treatment system which comprises a sewage tank, a primary filter tank, a secondary filter tank and a plurality of horizontal subsurface flow wetlands, wherein the sewage tank, the primary filter tank and the secondary filter tank are sequentially connected through a first slow flow zone, a porous pipe is arranged above the secondary filter tank, the secondary filter tank and the plurality of horizontal subsurface flow wetlands are sequentially connected through a second slow flow zone, and a porous filter baffle is arranged on the plurality of horizontal subsurface flow wetlands. The invention has simple structure, can effectively improve the sewage treatment effect by filtering the coarse and fine grids and the porous pipes, can effectively filter large-particle impurities in the wetland by arranging the porous filtering baffle on each layer of horizontal subsurface flow wetland, is convenient to clean, and can prolong the service life of the horizontal subsurface flow wetland by the waterproof coating.
Description
Technical Field
The invention relates to a stepped wetland water treatment system.
Background
The artificial wetland is a artificially constructed soil, plant and microorganism ecosystem, is usually used for purifying sewage, has the characteristics of low investment and operation cost, stable treatment effect and the like, and is a common treatment process for small-scale sewage treatment. The traditional sewage treatment system has the problems of blockage, dead zone and flow interruption caused by uneven water flow part, large occupied area, difficult maintenance of long-acting activity, difficult year-round operation at low temperature and the like. The sundries generated during the operation of sewage treatment can not be treated, so that the blockage is easily caused, and the structure is very complex.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a stepped wetland water treatment system which is convenient to connect.
The utility model provides a cascaded wetland water treatment system, includes the effluent water sump, primary filter tank, secondary filter tank and a plurality of horizontal undercurrent wetland, effluent water sump, primary filter tank and secondary filter tank take one to link to each other in proper order through slow flowing, the top of secondary filter tank is equipped with the perforated pipe, secondary filter tank and a plurality of horizontal undercurrent wetland take two to connect gradually through slow flowing, a plurality of horizontal undercurrent wetland on be equipped with porous filtering baffle.
As a further improvement, the horizontal subsurface flow wetland is a denitrification horizontal subsurface flow wetland.
As a further improvement, a coarse and fine grid is arranged in the primary filter tank.
As a further improvement, two ends of the porous pipe are connected with two sides of the secondary filtering tank, and the bottom of the porous pipe is connected with the bottom of the secondary filtering tank.
As a further improvement, two ends of the porous filtering baffle are connected with two sides of the horizontal subsurface flow wetland, and the bottom of the porous filtering baffle is connected with the bottom of the horizontal subsurface flow wetland.
As a further improvement, the surface of the horizontal subsurface flow wetland is provided with a waterproof coating.
Has the advantages that:
the invention has simple structure, can effectively improve the sewage treatment effect by filtering the coarse and fine grids and the porous pipes, can effectively filter large-particle impurities in the wetland by arranging the porous filtering baffle on each layer of horizontal subsurface flow wetland, is convenient to clean, and can prolong the service life of the horizontal subsurface flow wetland by the waterproof coating.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a stepped wetland water treatment system;
1. the sewage tank 2, the primary filter tank 3, the first slow flow zone 4, the second slow flow zone 5, the secondary filter tank 6, the porous pipe 7, the horizontal subsurface wetland 8 and the porous filter baffle.
Detailed Description
For the purpose of enhancing the understanding of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.
As shown in figure 1, the stepped wetland water treatment system comprises a sewage tank 1, a primary filter tank 2, a first slow flow zone 3, a second slow flow zone 4, a secondary filter tank 5, a perforated pipe 6, a horizontal subsurface flow wetland 7 and a porous filter baffle 8.
A stepped wetland water treatment system comprises a sewage tank 1, a primary filter tank 2, a secondary filter tank 5 and a plurality of horizontal subsurface flow wetlands 7, wherein the sewage tank 1, the primary filter tank 2 and the secondary filter tank 3 are sequentially connected through a slow flow belt 3, a coarse-fine grid is arranged in the primary filter tank 2, a perforated pipe 6 is arranged above the secondary filter tank 5, two ends of the perforated pipe 6 are connected with two sides of the secondary filter tank 5, the bottom of the perforated pipe 6 is connected with the bottom of the secondary filter tank 5, the secondary filter tank 5 is sequentially connected with a plurality of horizontal subsurface flow wetlands 7 through a slow flow zone II 4, the horizontal subsurface flow wetlands 7 are denitrification horizontal subsurface flow wetlands, waterproof coatings are arranged on the surfaces of the horizontal subsurface flow wetlands 7, a plurality of horizontal subsurface flow wetlands 7 are provided with porous filter baffles 8, two ends of each porous filter baffle 8 are connected with two sides of each horizontal subsurface flow wetland 7, and the bottoms of the porous filter baffles 8 are connected with the bottoms of the horizontal subsurface flow wetlands 7.
When the horizontal subsurface flow wetland sewage treatment device is used, sewage in the sewage tank flows into the primary filtering tank provided with the coarse and fine grids along the first slow flow belt, is filtered for the first time to filter large-particle impurities, then flows into the secondary filtering tank provided with the porous pipes through the first slow flow belt to be filtered for the second time, flows into the horizontal subsurface flow wetland after filtering is completed, and flows out through the porous filtering baffle plate when passing through each horizontal subsurface flow wetland.
As a further improvement, the above-mentioned is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a cascaded wetland water treatment system, its characterized in that includes the effluent water sump, primary filter tank, secondary filter tank and a plurality of horizontal undercurrent wetland, effluent water sump, primary filter tank and secondary filter tank pass through slow flow and take one to link to each other in proper order, the top of secondary filter tank is equipped with the perforated pipe, secondary filter tank and a plurality of horizontal undercurrent wetland pass through slow flow and take two to connect gradually, a plurality of horizontal undercurrent wetland on be equipped with porous filtration baffle.
2. The stepped wetland water treatment system according to claim 1, wherein said horizontal subsurface wetland is a denitrification horizontal subsurface wetland.
3. The stepped wetland water treatment system according to claim 1, wherein a coarse and fine grid is arranged in the primary filter tank.
4. The stepped wetland water treatment system according to claim 1, wherein the perforated pipe is connected at both ends to both sides of the secondary filtration tank, and the bottom of the perforated pipe is connected to the bottom of the secondary filtration tank.
5. The stepped wetland water treatment system according to claim 1, wherein both ends of the porous filtering baffle are connected with both sides of the horizontal subsurface wetland, and the bottom of the porous filtering baffle is connected with the bottom of the horizontal subsurface wetland.
6. The stepped wetland water treatment system according to claim 1, wherein the horizontal subsurface wetland surface is provided with a waterproof coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011447651.7A CN112573768A (en) | 2020-12-09 | 2020-12-09 | Stepped wetland water treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011447651.7A CN112573768A (en) | 2020-12-09 | 2020-12-09 | Stepped wetland water treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112573768A true CN112573768A (en) | 2021-03-30 |
Family
ID=75131981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011447651.7A Pending CN112573768A (en) | 2020-12-09 | 2020-12-09 | Stepped wetland water treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112573768A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114314998A (en) * | 2021-11-30 | 2022-04-12 | 花王生态工程股份有限公司 | Urban sewage treatment system based on modularization is removable |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204714600U (en) * | 2015-05-28 | 2015-10-21 | 中国水电建设集团港航建设有限公司 | A kind of artificial wet land system of trapezoidal multistage Quick drainage |
| CN105198085A (en) * | 2015-09-17 | 2015-12-30 | 同济大学 | Stepped horizontal subsurface flow constructed wetland combined system and application thereof |
| CN110092537A (en) * | 2019-04-26 | 2019-08-06 | 深圳市环境科学研究院 | A kind of compound wet land treating system of three stageds |
-
2020
- 2020-12-09 CN CN202011447651.7A patent/CN112573768A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204714600U (en) * | 2015-05-28 | 2015-10-21 | 中国水电建设集团港航建设有限公司 | A kind of artificial wet land system of trapezoidal multistage Quick drainage |
| CN105198085A (en) * | 2015-09-17 | 2015-12-30 | 同济大学 | Stepped horizontal subsurface flow constructed wetland combined system and application thereof |
| CN110092537A (en) * | 2019-04-26 | 2019-08-06 | 深圳市环境科学研究院 | A kind of compound wet land treating system of three stageds |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114314998A (en) * | 2021-11-30 | 2022-04-12 | 花王生态工程股份有限公司 | Urban sewage treatment system based on modularization is removable |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210330 |
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| RJ01 | Rejection of invention patent application after publication |