CN214880555U - Decentralized peasant household domestic sewage wave-shaped subsurface flow constructed wetland nitrogen and phosphorus removal device - Google Patents
Decentralized peasant household domestic sewage wave-shaped subsurface flow constructed wetland nitrogen and phosphorus removal device Download PDFInfo
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- CN214880555U CN214880555U CN202121322625.1U CN202121322625U CN214880555U CN 214880555 U CN214880555 U CN 214880555U CN 202121322625 U CN202121322625 U CN 202121322625U CN 214880555 U CN214880555 U CN 214880555U
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- wetland
- matrix layer
- pipe
- wave
- layer
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 239000010865 sewage Substances 0.000 title claims abstract description 36
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 18
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 229910052698 phosphorus Inorganic materials 0.000 title claims abstract description 16
- 239000011574 phosphorus Substances 0.000 title claims abstract description 16
- 239000011159 matrix material Substances 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000000945 filler Substances 0.000 claims abstract description 24
- 239000002689 soil Substances 0.000 claims abstract description 18
- 238000002955 isolation Methods 0.000 claims abstract description 10
- 239000004698 Polyethylene Substances 0.000 claims abstract description 9
- -1 polyethylene Polymers 0.000 claims abstract description 9
- 229920000573 polyethylene Polymers 0.000 claims abstract description 9
- 238000005192 partition Methods 0.000 claims description 23
- 229910021536 Zeolite Inorganic materials 0.000 claims description 5
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 5
- 239000010457 zeolite Substances 0.000 claims description 5
- 239000010881 fly ash Substances 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims 2
- 230000002265 prevention Effects 0.000 claims 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 5
- 238000009413 insulation Methods 0.000 abstract description 5
- 239000001301 oxygen Substances 0.000 abstract description 5
- 229910052760 oxygen Inorganic materials 0.000 abstract description 5
- 241000196324 Embryophyta Species 0.000 description 4
- 239000000758 substrate Substances 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of sewage treatment, and discloses a dispersed farmer domestic sewage wave-shaped subsurface flow constructed wetland nitrogen and phosphorus removal device, which comprises a wetland body, a polyethylene anti-seepage film, a water distribution pipe and a water collection pipe, wherein the polyethylene anti-seepage film is paved on the periphery and the bottom of the inner wall of the wetland body, a soil layer, a thermal insulation isolation layer and a filler matrix layer are sequentially arranged in the wetland body from top to bottom, a plurality of downward inclined baffles are arranged in the filler matrix layer, a plurality of upward inclined baffles are arranged in the soil layer, one ends of the upward inclined baffles extend into the filler matrix layer, the upward inclined baffles are arranged in parallel with the downward inclined baffles, the utility model can effectively increase the oxygen content in the wetland body, improve the nitrogen removal capability, and ensure that in cold winter, under the action of the thermal insulation isolation layer, the device still can normal use, improves work efficiency.
Description
Technical Field
The utility model relates to a sewage treatment technical field specifically is a dispersion peasant household domestic sewage wave form undercurrent constructed wetland nitrogen and phosphorus removal device.
Background
The artificial wetland is constructed and operated under the control of the artificial wetland, and mainly utilizes the triple synergistic action of physics, chemistry and biology in a natural ecosystem to treat the sewage, when the sewage flows through the artificial wetland in a surface flow or undercurrent mode, the sewage is purified through the filtration and adsorption of soil or fillers and plant root systems and the metabolic activity of wetland biological communities,
however, the method has some disadvantages, the wetland sewage flow path is short, the denitrification and dephosphorization effects of the wetland sewage flow path are required to be further improved, and the problems that the wetland is easy to freeze, the operation is unstable, the treatment efficiency in winter is low and the like due to cold weather and deep frozen soil layers in the sewage wetland treatment in the north are solved, so that the technical personnel in the field provide the wave-shaped subsurface flow artificial wetland denitrification and dephosphorization device for dispersing the domestic sewage of farmers to solve the problems in the background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dispersion peasant household sewage wave form undercurrent constructed wetland nitrogen and phosphorus removal device to solve the problem that provides in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a wave-shaped subsurface flow constructed wetland nitrogen and phosphorus removal device for dispersing farmer domestic sewage comprises a wetland body, polyethylene anti-seepage films, a water distribution pipe and a water collection pipe, wherein the polyethylene anti-seepage films are paved on the periphery and the bottom of the inner wall of the wetland body, a soil layer, a heat insulation isolation layer and a filler matrix layer are sequentially arranged in the wetland body from top to bottom, a plurality of downward inclined partition plates are arranged in the filler matrix layer, a plurality of upward inclined partition plates are arranged in the soil layer, one ends of the upward inclined partition plates extend into the filler matrix layer, the upward inclined partition plates are arranged in parallel to the downward inclined partition plates, a plurality of perforated pipes are fixedly communicated with the outer walls of the water distribution pipe and the water collection pipe, the water distribution pipe is fixedly communicated with a water inlet pipe, a first valve is fixedly communicated with the water inlet pipe, and a water outlet pipe is fixedly communicated with the water collection pipe, and the water outlet pipe is fixedly communicated with a second valve, and the second valve can control the water outlet pipe to discharge water.
As a further aspect of the present invention: the filler matrix layer is laid in three layers, namely a gravel matrix layer, a zeolite matrix layer and a fly ash matrix layer from top to bottom, and the filler matrix layer is convenient for nitrogen and phosphorus removal of water.
As a further aspect of the present invention: the upper inclined partition plate comprises a vertical part and an inclined part, the inclined part penetrates into the filler matrix layer, and the upper inclined partition plate and the lower inclined partition plate are arranged in a parallel and staggered mode, so that sewage flows along a wave shape, and a sewage flow path is increased.
As a further aspect of the present invention: the vertical part extends to the outside on soil horizon, the inside of slope baffle is hollow structure, just the round hole has been seted up to the outside of slope baffle, slope baffle can increase on the slope the inside oxygen content of wetland body.
As a further aspect of the present invention: the thickness of the soil layer is 50 cm.
As a further aspect of the present invention: and one side of the wetland body is fixedly communicated with an emptying pipe, and the emptying pipe can discharge media harmful to the roots and stems of the aquatic plants.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the device is through using the parallel crisscross arrangement of upper and lower inclined partition plate, multiplicable sewage flow path for device throughput improves, and the inclined partition plate that inclines simultaneously is hollow structure, and the top exposes in the air, and the baffle is equipped with the hole on the surface, acts as the gas transmission pipeline, can effectively increase this internal oxygen content of wetland, improves the denitrogenation ability.
2. The device adds below the soil horizon and establishes cold-proof isolation layer for in severe cold winter, because under cold-proof isolation layer effect, the device still can normal use, improves work efficiency.
Drawings
FIG. 1 is a schematic view of the overall structure of a wave-shaped subsurface flow constructed wetland denitrification and dephosphorization device for decentralized farmer domestic sewage;
FIG. 2 is a side view of an upper inclined partition plate in a wave-shaped subsurface flow constructed wetland nitrogen and phosphorus removal device for decentralized farmer domestic sewage;
FIG. 3 is a side view of a water distribution pipe in a wave-shaped subsurface flow constructed wetland nitrogen and phosphorus removal device for decentralized farmer domestic sewage.
In the figure: 1. a wetland body; 2. a polyethylene barrier film; 3. a water distribution pipe; 4. a water collection pipe; 5. a soil layer; 6. a thermal insulation isolation layer; 7. a filler substrate layer; 8. a gravel matrix layer; 9. a zeolite matrix layer; 10. a coal ash substrate layer; 11. an upper inclined clapboard; 12. a vertical portion; 13. an inclined portion; 14. a lower inclined partition plate; 15. a water inlet pipe; 16. a first valve; 17. a water outlet pipe; 18. a second valve; 19. an emptying pipe; 20. a circular hole; 21. and (4) perforating the tube.
Detailed Description
Referring to fig. 1-3, in an embodiment of the present invention, a device for removing nitrogen and phosphorus from a wave-shaped subsurface flow constructed wetland for dispersing domestic sewage of farmers comprises a wetland body 1, a polyethylene anti-seepage film 2, a water distribution pipe 3 and a water collection pipe 4, wherein the polyethylene anti-seepage film 2 is respectively paved around and at the bottom of the inner wall of the wetland body 1, a soil layer 5, a thermal insulation isolation layer 6 and a filler matrix layer 7 are sequentially arranged inside the wetland body 1 from top to bottom, the filler matrix layer 7 is paved in three layers, a gravel matrix layer 8, a zeolite matrix layer 9 and a fly ash matrix layer 10 are sequentially arranged from top to bottom, the filler matrix layer 7 facilitates the removal of nitrogen and phosphorus from sewage, a plurality of downward inclined partition plates 14 are arranged inside the filler matrix layer 7, a plurality of upward inclined partition plates 11 are arranged inside the soil layer 5, the upward inclined partition plates 11 comprise a vertical part 12 and an inclined part 13, and the inclined part 13 penetrates inside the filler 7, slope baffle 11 and 14 parallel crisscross arrangements that incline down of slope baffle for sewage flows along the wave form, sewage flow path has been increased, the one end of slope baffle 11 on a plurality of extends to inside 7 filler substrate layers, slope baffle 11 and 14 parallel placements that incline down, the fixed intercommunication of outer wall of distribution pipe 3 and collecting pipe 4 has a plurality of perforated pipes 21, the fixed intercommunication of distribution pipe 3 has inlet tube 15, the fixed intercommunication has first valve 16 on the inlet tube 15, the fixed intercommunication of collecting pipe 4 has outlet pipe 17, the fixed intercommunication of outlet pipe 17 has second valve 18, outlet pipe 17 drainage can be controlled to second valve 18, cold-proof isolation layer 6 is by the leaf of laying, the saw-dust is constituteed.
In fig. 1 and 2: vertical portion 12 extends to the outside of soil horizon 5, and the inside of slope baffle 11 is hollow structure, and the round hole 20 has been seted up to the outside of slope baffle 11, and slope baffle 11 can increase the inside oxygen content of wetland body 1, and the thickness of soil horizon 5 is 50cm, and the fixed intercommunication in one side of wetland body 1 has blow-down pipe 19, and blow-down pipe 19 sets up and can discharge away the medium of harm aquatic plant rhizome.
The utility model discloses a theory of operation is: firstly, sewage enters from a water inlet pipe 15 and flows into a wetland body 1 through a perforated pipe 21 on a water distribution pipe 3, the sewage is absorbed by a plant root system and is treated by a gravel matrix layer 8, a zeolite matrix layer 9 and a fly ash matrix layer 10 which are sequentially arranged in a filler matrix layer 7 from top to bottom to carry out nitrogen and phosphorus removal, the upper inclined partition plates 11 and the lower inclined partition plates 14 are arranged in a parallel and staggered manner, so that the sewage flows along a wave shape, the sewage flow path is increased, the contact time with the filler matrix layer 7 is prolonged, the treated sewage is discharged from a water collecting pipe 4 and a water outlet pipe 17, a heat-insulating isolation layer 6 arranged in the device can effectively play a heat-insulating role, the device can still normally operate in cold winter, the upper inclined partition plates 11 are of a hollow structure, the top ends of the upper inclined partition plates are exposed in the air, and circular holes 20 are arranged on the surfaces of the partition plates and serve as air delivery pipelines, so that the oxygen content in the wetland body 1 can be effectively increased, improving the nitrogen removal capability.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a dispersed peasant household sewage wave form undercurrent artificial wetland nitrogen and phosphorus removal device, includes wetland body (1), polyethylene prevention of seepage membrane (2), water distribution pipe (3) and collector pipe (4), its characterized in that, the polyethylene prevention of seepage membrane (2) has all been laid all around and bottom the inner wall of wetland body (1), the inside of wetland body (1) is from last soil layer (5), cold-proof isolation layer (6) and filler matrix layer (7) have set gradually down, the inside of filler matrix layer (7) is provided with a plurality of down dip baffles (14), the inside of soil layer (5) is provided with a plurality of last dip baffles (11), the one end of a plurality of last dip baffles (11) extends to inside filler matrix layer (7), the last dip baffle (11) with down dip baffles (14) parallel placement, the outer wall fixed intercommunication of water distribution pipe (3) and collector pipe (4) has a plurality of perforated pipe (21), the water distribution pipe (3) is fixedly communicated with a water inlet pipe (15), the water inlet pipe (15) is fixedly communicated with a first valve (16), the water collecting pipe (4) is fixedly communicated with a water outlet pipe (17), and the water outlet pipe (17) is fixedly communicated with a second valve (18).
2. The device for removing nitrogen and phosphorus in the wave-shaped subsurface flow constructed wetland of dispersed farmer domestic sewage as claimed in claim 1, wherein the filler matrix layer (7) is laid in three layers, namely a gravel matrix layer (8), a zeolite matrix layer (9) and a fly ash matrix layer (10) from top to bottom.
3. The device for denitrification and dephosphorization of dispersed farmer domestic sewage wave-shaped subsurface flow constructed wetland according to claim 1, wherein the upper inclined partition plate (11) comprises a vertical part (12) and an inclined part (13), and the inclined part (13) penetrates into the inside of the filler matrix layer (7).
4. The device for removing nitrogen and phosphorus in the wave-shaped subsurface flow constructed wetland of dispersed farmer domestic sewage according to claim 3, wherein the vertical part (12) extends to the outside of the soil layer (5), the inside of the upper inclined partition plate (11) is of a hollow structure, and the outside of the upper inclined partition plate (11) is provided with a circular hole (20).
5. The device for denitrification and dephosphorization of dispersed farmer domestic sewage wave-shaped subsurface flow constructed wetland according to claim 1, wherein the thickness of the soil layer (5) is 50 cm.
6. The device for removing nitrogen and phosphorus in the wave-shaped subsurface flow constructed wetland of the dispersed farmer domestic sewage according to claim 1, characterized in that a vent pipe (19) is fixedly communicated with one side of the wetland body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121322625.1U CN214880555U (en) | 2021-06-15 | 2021-06-15 | Decentralized peasant household domestic sewage wave-shaped subsurface flow constructed wetland nitrogen and phosphorus removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121322625.1U CN214880555U (en) | 2021-06-15 | 2021-06-15 | Decentralized peasant household domestic sewage wave-shaped subsurface flow constructed wetland nitrogen and phosphorus removal device |
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| Publication Number | Publication Date |
|---|---|
| CN214880555U true CN214880555U (en) | 2021-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121322625.1U Expired - Fee Related CN214880555U (en) | 2021-06-15 | 2021-06-15 | Decentralized peasant household domestic sewage wave-shaped subsurface flow constructed wetland nitrogen and phosphorus removal device |
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| Country | Link |
|---|---|
| CN (1) | CN214880555U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115959762A (en) * | 2023-03-16 | 2023-04-14 | 四川省生态环境科学研究院 | Rural drinking water treatment method |
-
2021
- 2021-06-15 CN CN202121322625.1U patent/CN214880555U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115959762A (en) * | 2023-03-16 | 2023-04-14 | 四川省生态环境科学研究院 | Rural drinking water treatment method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211126 |
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| CF01 | Termination of patent right due to non-payment of annual fee |