CN218931849U - Ecological remediation is with perpendicular undercurrent constructed wetland system - Google Patents

Ecological remediation is with perpendicular undercurrent constructed wetland system Download PDF

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Publication number
CN218931849U
CN218931849U CN202222971115.8U CN202222971115U CN218931849U CN 218931849 U CN218931849 U CN 218931849U CN 202222971115 U CN202222971115 U CN 202222971115U CN 218931849 U CN218931849 U CN 218931849U
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ecological
layer
sedimentation tank
tank
pond
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CN202222971115.8U
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高胜寒
张书奎
林杰
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Shanghai Landscape Industry Co ltd
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Shanghai Landscape Industry Co ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/22Improving land use; Improving water use or availability; Controlling erosion

Abstract

The utility model discloses a vertical subsurface flow constructed wetland system for ecological restoration, which is characterized in that sewage entering from a water inlet is settled through a first settling tank and a second settling tank, attachments in the sewage are reduced, the sewage after the two times of settlement enters into the first ecological tank, then the first plant layer, the crushed stone layer, the zeolite filler layer, the pebble layer and the pebble layer in the second ecological tank, the zeolite filler layer, the crushed stone layer, the first plant layer and the second plant layer and the ceramsite filler layer in the third ecological tank are treated and filtered, then the filtered sewage enters into a water collecting tank through a second water guide port, the treated sewage is discharged from a fourth overflow port, the first settling tank and the second settling tank reduce pollutants to be treated, the purification efficiency of the system is improved, the occupied area of sewage treatment is reduced through the first ecological tank, the second ecological tank and the third ecological tank through vertical subsurface flow, and the purification efficiency of the sewage is increased through three-stage treatment.

Description

Ecological remediation is with perpendicular undercurrent constructed wetland system
Technical Field
The utility model relates to the technical field of water treatment, in particular to a vertical subsurface flow constructed wetland system for ecological restoration.
Background
The artificial wetland is used as an effective ecological technology, and is a composite system consisting of matrixes, plants and microorganisms, the system realizes high-efficiency purification of pollutants by means of triple synergistic effects of physics, chemistry and biology through filtration, adsorption, coprecipitation, ion exchange, plant absorption and microbial decomposition, and realizes recycling and harmlessness of wastewater while promoting growth of green plants and increasing yield of the green plants, and particularly, the vertical flow artificial wetland is widely applied due to high oxygen transfer rate and small occupied area of the vertical flow artificial wetland. Artificial wetland is accepted by countries around the world gradually as an ecological wastewater treatment technology with low investment, low energy consumption and nitrogen and phosphorus removal function.
However, the conventional ecological restoration vertical subsurface flow constructed wetland system in the market at present has the problems that the efficiency of the constructed wetland system is affected and the purification rate is not high because the sewage contains suspended garbage.
Disclosure of Invention
The utility model aims to provide a vertical subsurface flow constructed wetland system for ecological restoration, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a vertical subsurface flow constructed wetland system for ecological restoration, includes first sedimentation tank, second sedimentation tank, first ecological pond, second ecological pond, third ecological pond and water collecting tank, first sedimentation tank, second sedimentation tank, first ecological pond, second ecological pond, third ecological pond and water collecting tank set gradually, the top sets up first overflow mouth between first sedimentation tank and the second sedimentation tank, and the top is provided with the second overflow mouth between second sedimentation tank and the first ecological pond, first water guide mouth has been seted up to the bottom between first ecological pond and the second ecological pond, the top is provided with the third overflow mouth between second ecological pond and the third ecological pond, the bottom is provided with the second water guide mouth between third ecological pond and the water collecting tank, fourth overflow mouth has been seted up at the top in the water collecting tank outside, from supreme stone layer, zeolite layer, gravel layer and the first plant layer of having laid down in proper order in first ecological pond and the second ecological pond, from supreme second plant filler layer and the first plant filler layer of having set gradually in the third ecological pond, first water guide mouth is provided with one side top.
As a further scheme of the utility model: the bottoms of the first sedimentation tank and the second sedimentation tank are in slope shape.
As still further aspects of the utility model: the sludge pump is fixedly arranged at the top of the first sedimentation tank, two sludge discharge pipes are arranged at the input end of the sludge pump, the sludge discharge pipes are respectively arranged in the first sedimentation tank and the second sedimentation tank, the bottoms of the sludge discharge pipes are positioned at the lowest points in the first sedimentation tank and the second sedimentation tank, valves are arranged on the sludge discharge pipes, and the output end of the sludge pump is connected with a guide pipe.
As still further aspects of the utility model: and a second filter screen is fixedly arranged in a first overflow port arranged between the first sedimentation tank and the second sedimentation tank.
As still further aspects of the utility model: pebble layers arranged in the first ecological pool and the second ecological pool extend into the first water guide port.
As still further aspects of the utility model: a first filter screen is fixedly arranged in a third overflow port arranged between the second ecological pool and the third ecological pool.
As still further aspects of the utility model: and a third filter screen is fixedly connected to a second water guide port arranged between the third ecological pool and the water collecting pool.
As still further aspects of the utility model: and a geotextile layer is paved between the pebble layer and the zeolite filler layer and between the zeolite filler layer and the crushed stone layer.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, sewage entering from a water inlet is settled through the first settling tank and the second settling tank, attachments in the sewage are reduced, the sewage after twice settlement enters the first ecological tank, then the first plant layer, the crushed stone layer, the zeolite filler layer, the pebble layer and the pebble layer in the second ecological tank, the zeolite filler layer, the crushed stone layer, the first plant layer and the second plant layer and the ceramsite filler layer in the third ecological tank are treated and filtered, then enter the water collecting tank through the second water guide port, the treated sewage is discharged from the fourth overflow port, the first settling tank and the second settling tank reduce pollutants to be treated, the purification efficiency of the system is improved, the occupied area of sewage treatment is reduced through vertical submerged flows through the first ecological tank, the second ecological tank and the third ecological tank, and the purification efficiency of the sewage is increased through three-stage treatment.
2. According to the utility model, the sludge pump works, the sludge pump pumps out the sludge deposited in the first sedimentation tank and the second sedimentation tank through the sludge discharge pipe, and the sludge is discharged into a sludge truck or a shore of a fertilizer through a pipeline connected with the output end of the sludge pump, so that the sludge accumulated in the first sedimentation tank and the second sedimentation tank can be cleaned conveniently.
Drawings
Fig. 1 is a schematic structural diagram of a vertical subsurface flow constructed wetland system for ecological restoration.
Fig. 2 is a cross-sectional view of a first settling pond in a vertical subsurface flow constructed wetland system for ecological restoration.
In the figure: 1. a first sedimentation tank; 2. a second sedimentation tank; 3. a first ecological pool; 4. a second ecological pool; 5. a third ecological pool; 6. a sludge pump; 7. a mud pipe; 8. a valve; 9. a first overflow port; 10. a second overflow port; 11. a first water guide port; 12. a third overflow port; 13. a pebble layer; 14. a zeolite filler layer; 15. a crushed stone layer; 16. a first plant layer; 17. a first filter screen; 18. a haydite packing layer; 19. a second plant layer; 20. a second filter screen; 21. a water inlet; 22. a second water guide port; 23. a third filter screen; 24. a water collecting tank; 25. and a fourth overflow port.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, in the embodiment of the utility model, a vertical subsurface flow constructed wetland system for ecological restoration comprises a first sedimentation tank 1, a second sedimentation tank 2, a first ecological tank 3, a second ecological tank 4, a third ecological tank 5 and a water collecting tank 24, wherein the first sedimentation tank 1, the second sedimentation tank 2, the first ecological tank 3, the second ecological tank 4, the third ecological tank 5 and the water collecting tank 24 are sequentially arranged, a first overflow port 9 is arranged at the top between the first sedimentation tank 1 and the second sedimentation tank 2, a second overflow port 10 is arranged at the top between the second sedimentation tank 2 and the first ecological tank 3, a first water guide port 11 is arranged at the bottom between the first ecological tank 3 and the second ecological tank 4, a third overflow port 12 is arranged at the top between the second ecological tank 4 and the third ecological tank 5, a second water guide port 22 is arranged at the bottom between the third ecological tank 5 and the water collecting tank 24, a fourth overflow layer 25 is arranged at the top outside the water collecting tank 24, a first ecological tank 3 and the second ecological tank 4 are sequentially paved with a first overflow layer 13, a first layer 14, a second layer 16, a first layer 16, a second layer 16, a layer 19 and the first layer of water inlet and a layer of water plant layer 19 are formed by water plants and a layer 19 are sequentially arranged at the top of water plants, and the first layer 19, and the layer is formed by a layer of water-permeable plant layer and a layer of water-permeable layer 19.
The bottoms of the first sedimentation tank 1 and the second sedimentation tank 2 are in a slope shape.
The top fixed mounting of first sedimentation tank 1 has sludge pump 6, and the sludge pump 6 input is provided with two sludge discharge pipes 7, and sludge discharge pipe 7 is built-in respectively in first sedimentation tank 1 and second sedimentation tank 2, and the sludge discharge pipe 7 bottom is in the minimum department in first sedimentation tank 1 and the second sedimentation tank 2, and sludge discharge pipe 7 all is provided with valve 8, and the sludge pump 6 output is connected with the pipe.
A second filter screen 20 is fixedly arranged in a first overflow port 9 arranged between the first sedimentation tank 1 and the second sedimentation tank 2.
The pebble layer 13 arranged in the first ecological pool 3 and the second ecological pool 4 extends into the first water guide port 11.
A first filter screen 17 is fixedly arranged in a third overflow port 12 arranged between the second ecological pool 4 and the third ecological pool 5.
A third filter screen 23 is fixedly connected at the second water guide port 22 arranged between the third ecological pool 5 and the water collecting pool 24.
A layer of geotextile is laid between the pebble layer 13 and the zeolite filler layer 14 and between the zeolite filler layer 14 and the crushed stone layer 15.
The working principle of the utility model is as follows:
when the sewage treatment device is used, sewage enters the first sedimentation tank 1 through the water inlet 21, the sewage is deposited in the first sedimentation tank 1, part of suspended solids are settled and removed in the first sedimentation tank 1, sewage after the first settlement is discharged into the second sedimentation tank 2 from the first overflow port 9 arranged between the first sedimentation tank 1 and the second sedimentation tank 2, the sewage after the first settlement is settled again in the second sedimentation tank 2, the sewage after the second settlement flows into the first sedimentation tank 3 from the second overflow port 10 between the second sedimentation tank 2 and the first ecological tank 3, the sewage is absorbed, adsorbed, reacted and filtered by the first plant layer 16, the crushed stone layer 15, the zeolite filler layer 14 and the pebble layer 13 in the first sedimentation tank 3, then enters the second ecological tank 4 from the first water guide port 11, the pebble layer 13, the zeolite layer 14, the crushed stone layer 15, the first plant layer 16, the second overflow port 12 after the adsorption and the absorption enters the third sedimentation tank 5 from the third overflow port 12, the sewage is filtered by the second plant layer 19 and the second water guide port 18 in the third ecological sedimentation tank 5, and the sewage is discharged from the second water guide port 20 through the second water guide port 24, and the sewage is filtered by the second overflow port 17, and the sewage is discharged from the second water guide port 20 into the second water guide port 20 after the second sedimentation tank 16, and the sewage is filtered from the second sewage is discharged from the second sedimentation tank 2.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (8)

1. The utility model provides an ecological remediation is with perpendicular undercurrent constructed wetland system, includes first sedimentation tank (1), second sedimentation tank (2), first ecological pond (3), second ecological pond (4), third ecological pond (5) and catch basin (24), its characterized in that: the ecological pond of the ecological haydite is characterized in that the ecological pond of the ecological haydite comprises a first sedimentation tank (1), a second sedimentation tank (2), a first ecological pond (3), a second ecological pond (4), a third ecological pond (5) and a water collecting pond (24), wherein a first overflow port (9) is formed in the top between the first sedimentation tank (1) and the second sedimentation tank (2), a second overflow port (10) is formed in the top between the second sedimentation tank (2) and the first ecological pond (3), a first water guide port (11) is formed in the bottom between the first ecological pond (3) and the second ecological pond (4), a third overflow port (12) is formed in the top between the second ecological pond (4) and the third ecological pond (5), a fourth overflow port (25) is formed in the top between the water collecting pond (24), a stone layer (13), a zeolite layer (14), a zeolite layer (15) and a first plant layer (16) are sequentially laid in the top (18) from the lower to the upper side of the ecological pond (4), and a first haydite layer (21) is sequentially arranged in the top of the ecological haydite layer (18) from the top (1).
2. The vertical subsurface flow constructed wetland system for ecological restoration according to claim 1, wherein: the bottoms of the first sedimentation tank (1) and the second sedimentation tank (2) are in a slope shape.
3. The vertical subsurface flow constructed wetland system for ecological restoration according to claim 1, wherein: the utility model discloses a sludge pump, including first sedimentation tank (1), sludge pump (6) input is provided with two sludge discharge pipe (7), sludge discharge pipe (7) are built-in respectively in first sedimentation tank (1) and second sedimentation tank (2), and sludge discharge pipe (7) bottom is in the minimum department in first sedimentation tank (1) and second sedimentation tank (2), sludge discharge pipe (7) all are provided with valve (8), sludge pump (6) output is connected with the pipe.
4. The vertical subsurface flow constructed wetland system for ecological restoration according to claim 1, wherein: a second filter screen (20) is fixedly arranged in a first overflow port (9) arranged between the first sedimentation tank (1) and the second sedimentation tank (2).
5. The vertical subsurface flow constructed wetland system for ecological restoration according to claim 1, wherein: pebble layers (13) arranged in the first ecological pool (3) and the second ecological pool (4) extend into the first water guide port (11).
6. The vertical subsurface flow constructed wetland system for ecological restoration according to claim 1, wherein: a first filter screen (17) is fixedly arranged in a third overflow port (12) arranged between the second ecological pool (4) and the third ecological pool (5).
7. The vertical subsurface flow constructed wetland system for ecological restoration according to claim 1, wherein: a third filter screen (23) is fixedly connected at a second water guide port (22) arranged between the third ecological pool (5) and the water collecting pool (24).
8. The vertical subsurface flow constructed wetland system for ecological restoration according to claim 1, wherein: and a geotextile layer is paved between the pebble layer (13) and the zeolite filler layer (14) and between the zeolite filler layer (14) and the crushed stone layer (15).
CN202222971115.8U 2022-11-09 2022-11-09 Ecological remediation is with perpendicular undercurrent constructed wetland system Active CN218931849U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222971115.8U CN218931849U (en) 2022-11-09 2022-11-09 Ecological remediation is with perpendicular undercurrent constructed wetland system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222971115.8U CN218931849U (en) 2022-11-09 2022-11-09 Ecological remediation is with perpendicular undercurrent constructed wetland system

Publications (1)

Publication Number Publication Date
CN218931849U true CN218931849U (en) 2023-04-28

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ID=86087043

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222971115.8U Active CN218931849U (en) 2022-11-09 2022-11-09 Ecological remediation is with perpendicular undercurrent constructed wetland system

Country Status (1)

Country Link
CN (1) CN218931849U (en)

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