CN204550336U - Based on the hybrid constructed wetland of sun power oxygenation intermittent aeration - Google Patents
Based on the hybrid constructed wetland of sun power oxygenation intermittent aeration Download PDFInfo
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- CN204550336U CN204550336U CN201520189075.9U CN201520189075U CN204550336U CN 204550336 U CN204550336 U CN 204550336U CN 201520189075 U CN201520189075 U CN 201520189075U CN 204550336 U CN204550336 U CN 204550336U
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- aeration
- sun power
- wetland
- constructed wetland
- intermittent aeration
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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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- 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
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model discloses the hybrid constructed wetland based on sun power oxygenation intermittent aeration, comprise the uplink and downlink vertical subsurface flow wetland be interconnected by siphon piping, the surrounding of artificial swamp is provided with body of wall, described body of wall side is equally spaced is disposed with thief hole, its inside is disposed with gravel bed, volcano rock stratum, mixed-matrix layer and grit layer from bottom to top, plants and be implanted with emergent in described mixed-matrix layer; There is solar panel at the body of wall top of artificial swamp by Bracket setting, described support is connected with aeration pump, the air outlet of aeration pump is connected with one end of aeration tube, the other end of described aeration tube is arranged on described volcano rock stratum inside through body of wall, aeration tube is provided with the gate valve for controlling aeration rate and gas meter; The utility model hybrid constructed wetland adopts intermittent aeration mode, and soil removability is strong; Have energy-conserving and environment-protective, sewage purification ability is strong, cost-saving, efficiency advantages of higher.
Description
Technical field
The utility model belongs to field of environment engineering technology, is specifically related to a kind of hybrid constructed wetland being strengthened oxygen supply measure raising wastewater purifying efficiency by the micro-aeration of sun power interval.
Background technology
Artificial swamp (constructed wetlands) is the novel biological wastewater treatment technology of one grown up late 1970s, and the features such as its energy consumption had is low, treatment effect good, working cost is cheap and manageable make it be widely used in the process of city and country life sewage by countries in the world.Artificial swamp is a kind of artificial ecosystem of simulating nature wetland, by manually building up pond, in the process that sewage flows in a certain direction, utilize a kind of engineering construction body that plant, the physics of matrix and microorganism, chemistry, biological triple synergy make sewage be purified.In artificial manufacture process, can selectively lay the matrix of different ratios and the hypothallus of different depths according to practical situation.The artificial swamp mechanism of action comprises absorption, delay, filtration, redox, precipitation, microbial decomposition, conversion, plant are covered, the effect of residue accumulated, water transpiration and nutrition absorption and all kinds of animal.Artificial swamp to the conversion of the denitrogenation of organic degraded, nitrogen compound and phosphorus compound mainly by bacteria metabolism movable come, these microorganisms all need the dissolved oxygen environment be suitable for effectively to play a role, so the processing efficiency of artificial wet land system is subject to the restriction of the dissolved oxygen levels of its inside to a great extent.Current wetland is the artificial swamp type of current more employing, in subsurface flow wetland system, sewage is in wetland bed internal flow, the effect that the microbial film of filling surface growth, abundant root system and veneer of soil and filler dam etc. can be made full use of on the one hand, to improve its treatment effect and processing power; On the other hand due to current on earth's surface with current downflow, there is good heat insulating, little, the good feature of sanitary condition for the treatment of effect climate impact.Traditional artificial swamp, particularly subsurface wetland, be used for obtaining dissolved oxygen mainly through the conveying of plant root to oxygen.But some researchs find the wastewater pollutants load relative to reality, and the dissolved oxygen levels that root system of plant provides is far from being enough.Regional area is there will be for hypoxgia in artificial swamp operational process, existing aerating system aspect technology is comparatively weak, continuous aeration effectively can improve the removal effect to ammonia nitrogen, nitrite nitrogen really, but the oxygen-enriched environment that continuous aeration produces is unfavorable for the removal of nitric nitrogen, intermittent aeration mode can ensure that sufficient dissolved oxygen can reduce again the enrichment of nitric nitrogen, intermittent aeration builds " anaerobic-aerobic " condition simultaneously, for the growth of polyP bacteria provides good environment, improves the removal effect of phosphorus.Traditional wide aperture aeration pump aeration mode and single aeration position are eliminated gradually because technique is simple, energy consumption is higher, are therefore badly in need of the aeration mode of a kind of energy-saving and environmental protection of research and development, strengthen oxygen supply measure and improve vertical subsurface flow wetland wastewater purifying efficiency.
Utility model content
The purpose of this utility model is to overcome deficiency of the prior art, a kind of hybrid constructed wetland based on sun power oxygenation intermittent aeration is provided, the utility model hybrid constructed wetland adopts intermittent aeration mode, can ensure that sufficient dissolved oxygen can reduce again the enrichment of nitric nitrogen, also can build " anaerobic-aerobic " condition simultaneously, for the growth of polyP bacteria provides good environment, improve the removal effect of phosphorus; In addition the utility model artificial swamp has energy-conserving and environment-protective, and sewage purification ability is strong, cost-saving, efficiency advantages of higher.
The purpose of this utility model is achieved through the following technical solutions:
Based on the hybrid constructed wetland of sun power oxygenation intermittent aeration, comprise the uplink and downlink vertical subsurface flow wetland be interconnected by siphon piping, the surrounding of described vertical subsurface flow wetland is provided with body of wall, described body of wall side is equally spaced is disposed with thief hole, its inside is disposed with gravel bed, volcano rock stratum, mixed-matrix layer and grit layer from bottom to top, plants and be implanted with emergent in described mixed-matrix layer; There is solar panel at the body of wall top of described up vertical subsurface flow wetland by Bracket setting, described support is connected with aeration pump, the air outlet of aeration pump is connected with one end of aeration tube, the other end of described aeration tube is arranged on described volcano rock stratum inside through body of wall, aeration tube is provided with the gate valve for controlling aeration rate and gas meter; Also be respectively arranged with water-in and water outlet bottom the body of wall of described up vertical subsurface flow wetland and downward vertical drowned flow artificial wet land, described water-in is provided with gate valve.
The thickness of described gravel bed, volcano rock stratum, mixed-matrix layer and grit layer is respectively 0.2m, 0.4m, 0.2m, 0.1m.
The described aeration tube being arranged on volcano rock stratum inside is also connected with gas distributing pipeline.
Described gas distributing pipeline is provided with micro-solarization air cap.
The layout of described up vertical subsurface flow wetland is higher than downward vertical drowned flow artificial wet land 0.05m-0.5m.
Described emergent is made up of Canna generalis Bailey, wilson iris and typha minima wherein one or more.
The plantation density of described emergent is 3-6 strain/m
2.
Described thief hole is provided with 5.
Described mixed-matrix layer is made up of fritter gravel and fritter volcanic rock.
Described vertical subsurface flow wetland is column construction.
Compared with prior art, the beneficial effect that the technical solution of the utility model is brought is:
1. the utility model hybrid constructed wetland comprises uplink and downlink vertical subsurface flow wetland, is provided with difference of altitude to ensure the smooth and easy of current between two-stage wetland; In addition be filled with thickness in vertical subsurface flow wetland from top to bottom successively and be respectively the gravel bed of 0.2m, 0.4m, 0.2m, 0.1m, volcano rock stratum, mixed-matrix layer and grit layer, the root district of plant mainly concentrates on mixed-matrix floor, for the extension of root system of plant and growth provide enough spaces; The specific surface area that volcano rock stratum is larger is that the existence of microorganism provides larger attachment space.
2. adopt solar panel to convert solar energy into electrical energy in the utility model, reduce running cost; Only up vertical subsurface flow wetland is carried out to micro-aeration of interval by sun power, according to the adjustment aeration rate how much Dissolved Oxygen in Water content is suitable for, guarantee to make water body be " anaerobic-aerobic " state, can ensure that sufficient dissolved oxygen can reduce again the enrichment of nitric nitrogen, effectively raise the removal efficiency of nitrogen; The growth that also can be polyP bacteria provides good environment, improves the removal effect of phosphorus; In addition micro-aeration mode of this interval also reduces oxygen depletion, makes wetland run energy-conserving and environment-protective more.
3. the emergent more options root system of plantation is comparatively flourishing and have the Canna generalis Bailey of good water body purification effect and aesthetic, wilson iris, typha minima or other plant in the utility model artificial swamp, and plantation density mostly is 3-6 strain/m
2, the powerful root system absorption that they have, sedimentation and interdiction capability, effectively can remove a part of phosphorus and nitrogen, solid and colloidalmaterial in water.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the aeration tube plan structure schematic diagram being positioned at up vertical subsurface flow wetland inside.
Fig. 3 is the sectional structure schematic diagram of the gas distribution pipe in Fig. 2, aeration tube arranged.
The micro-solarization air cap of Reference numeral: 1-up vertical subsurface flow wetland 2-downward vertical drowned flow artificial wet land 3-siphon piping 4-body of wall 5-thief hole 6-gravel bed 7-volcano rock stratum 8-mixed-matrix layer 9-grit layer 10-emergent 11-support 12-solar panel 13-aeration pump 14-aeration tube 15-gas meter 16-gate valve 17-water-in 18-gate valve 19-water outlet 20-gas distribution pipe 21-
Embodiment
Below in conjunction with accompanying drawing, the utility model will be further described:
As shown in Figure 1 to Figure 3, a kind of hybrid constructed wetland based on sun power oxygenation intermittent aeration, comprise the up vertical subsurface flow wetland 1 and downward vertical drowned flow artificial wet land 2 that are interconnected by siphon piping 3, the layout of up vertical subsurface flow wetland 1 exceeds 0.1m than downward vertical drowned flow artificial wet land 2, be convenient to water flow energy produce siphon by difference of altitude thus flow to downward vertical drowned flow artificial wet land 2, uplink and downlink vertical subsurface flow wetland 1, the surrounding of 2 is surrounded in column construction by body of wall 4, the side of body of wall 4 is equally spaced is disposed with thief hole 5, uplink and downlink vertical subsurface flow wetland 1 in the present embodiment, 5 thief holes 5 are provided with on 2.
The inner stuffing of body of wall 4 is filled with thickness from bottom to top successively and is respectively 0.2m, 0.4m, 0.2m, the gravel bed 6 of 0.1m, volcano rock stratum 7, mixed-matrix layer 8 and grit layer 9, wherein be made up of the gravel of bulk and the volcano sillar of bulk respectively in gravel bed 6 and volcano rock stratum 7, and be made up of fritter gravel and the mixing of fritter volcanics in mixed-matrix layer 8, volcano rock stratum 7 as main filler is thicker, the existence that larger specific surface area is microorganism provides larger attachment space, plant in mixed-matrix layer 8 and be implanted with emergent 10, emergent 10 is selected root system comparatively flourishing and has good water body purification effect and the Canna generalis Bailey of aesthetic, wilson iris, typha minima or other plant, plantation density is 3-6 strain/m
2.
Body of wall 4 top of up vertical subsurface flow wetland 1 installs solar panel 12, solar panel 12 faces the south, be connected with gas explosion pump 13 by its underpart support 11, the air outlet of gas explosion pump 13 is connected with aeration tube 14, aeration tube 14 is provided with gate valve 16 and gas meter 15, aeration tube 14 in the present embodiment is set up at cloth and is divided into vertically arranged vertical aeration tube and horizontally disposed horizontal aeration tube, and vertical aeration tube controls the aeration rate of horizontal aeration tube by gate valve 16 and gas meter 15; Wherein most of body of horizontal aeration tube inserts the inside of up vertical subsurface flow wetland 1 through body of wall 4, in the present embodiment, horizontal aeration tube inserts in volcano rock stratum 7, the aeration tube 14 of insertion body of wall 4 inside is also connected with one group of gas distribution pipe 20, gas distribution pipe 20 is also provided with micro-solarization air cap 21, arranging like this can ensure that pipeline region can obtain sufficient oxygen, for upward vertical flow artificial swamp 1 creates good aerobic environment.Because solar panel 12 faces the south, can be electric energy by light energy conversion when having sunlight a daytime, aeration pump 13 steady running 8h can be supplied, to generate electricity aeration for aeration pump 13, because artificial swamp entirety is in undersaturated condition, oxygen enters wetland supply plant and microbial respiratory by aeration tube 14, effectively suppresses the growth of denitrifying bacterium, polyP bacteria amount reproduction under aerobic condition, effectively makes phosphoric remove from water body; Night does not have sunlight, aeration pump 13 does not work, up vertical subsurface flow wetland 1 in anaerobic environment, but can not affect plant-growth and microorganism active, and up vertical subsurface flow wetland 1 reaches intermittent aeration mode on the whole, daytime aeration, evening is aeration not, and the utility model adopts solar panel 12 to convert solar energy into electrical energy, and reduces running cost, micro-aeration mode also reduces oxygen depletion, makes wetland run more energy-conserving and environment-protective.
The principle of work of the utility model hybrid constructed wetland is roughly as follows, sewage flows into from the bottom water-in 17 of up vertical subsurface flow wetland 1, gate valve 18 controls inlet flow rate, after a series of purifications of up vertical subsurface flow wetland 1 inside, flow to downward vertical drowned flow artificial wet land 2 by siphon piping 3, again finally flow out from water outlet 19 after a series of purifications of downward vertical drowned flow artificial wet land 2; In the present embodiment emergent 10 select root system comparatively flourishing there is good water body purification effect and the Canna generalis Bailey of aesthetic, the root system absorption utilizing Canna generalis Bailey powerful, sedimentation and interdiction capability, remove a part of phosphorus and nitrogen, solid and colloidalmaterial in water, simultaneously also by the water quality situation of the different packing layer of thief hole 5 Real-time Collection water sample analysis.
Claims (10)
1. based on the hybrid constructed wetland of sun power oxygenation intermittent aeration, comprise the uplink and downlink vertical subsurface flow wetland be interconnected by siphon piping, it is characterized in that, the surrounding of described vertical subsurface flow wetland is provided with body of wall, described body of wall side is equally spaced is disposed with thief hole, its inside is disposed with gravel bed, volcano rock stratum, mixed-matrix layer and grit layer from bottom to top, plants and be implanted with emergent in described mixed-matrix layer; There is solar panel at the body of wall top of described up vertical subsurface flow wetland by Bracket setting, described support is connected with aeration pump, the air outlet of aeration pump is connected with one end of aeration tube, the other end of described aeration tube is arranged on described volcano rock stratum inside through body of wall, aeration tube is provided with the gate valve for controlling aeration rate and gas meter; Also be respectively arranged with water-in and water outlet bottom the body of wall of described up vertical subsurface flow wetland and downward vertical drowned flow artificial wet land, described water-in is provided with gate valve.
2. the hybrid constructed wetland based on sun power oxygenation intermittent aeration according to claim 1, is characterized in that, the thickness of described gravel bed, volcano rock stratum, mixed-matrix layer and grit layer is respectively 0.2m, 0.4m, 0.2m, 0.1m.
3. the hybrid constructed wetland based on sun power oxygenation intermittent aeration according to claim 1, is characterized in that, described in be arranged on volcano rock stratum inside aeration tube on be also connected with gas distributing pipeline.
4. the hybrid constructed wetland based on sun power oxygenation intermittent aeration according to claim 3, is characterized in that, described gas distributing pipeline is provided with micro-solarization air cap.
5. the hybrid constructed wetland based on sun power oxygenation intermittent aeration according to claim 1, is characterized in that, the layout of described up vertical subsurface flow wetland is higher than downward vertical drowned flow artificial wet land 0.05m ?0.5m.
6. the hybrid constructed wetland based on sun power oxygenation intermittent aeration according to claim 1, is characterized in that, described emergent is made up of Canna generalis Bailey, wilson iris and typha minima wherein one or more.
7. the hybrid constructed wetland based on sun power oxygenation intermittent aeration according to claim 1 or 6, is characterized in that, the plantation density of described emergent is 3 ?6 strains/m
2.
8. the hybrid constructed wetland based on sun power oxygenation intermittent aeration according to claim 1, is characterized in that, described thief hole is provided with 5.
9. the hybrid constructed wetland based on sun power oxygenation intermittent aeration according to claim 1, is characterized in that, described mixed-matrix layer is made up of fritter gravel and fritter volcanic rock.
10. the hybrid constructed wetland based on sun power oxygenation intermittent aeration according to claim 1, is characterized in that, described vertical subsurface flow wetland is column construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520189075.9U CN204550336U (en) | 2015-03-31 | 2015-03-31 | Based on the hybrid constructed wetland of sun power oxygenation intermittent aeration |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520189075.9U CN204550336U (en) | 2015-03-31 | 2015-03-31 | Based on the hybrid constructed wetland of sun power oxygenation intermittent aeration |
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| CN204550336U true CN204550336U (en) | 2015-08-12 |
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| CN201520189075.9U Withdrawn - After Issue CN204550336U (en) | 2015-03-31 | 2015-03-31 | Based on the hybrid constructed wetland of sun power oxygenation intermittent aeration |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104773910A (en) * | 2015-03-31 | 2015-07-15 | 天津大学 | Combined artificial wetland based on solar oxygenating intermittent aeration |
| CN109250821A (en) * | 2018-11-19 | 2019-01-22 | 中国机械设备工程股份有限公司 | It is classified biofiltration gaseous-waste holdup system |
| CN111777266A (en) * | 2020-06-19 | 2020-10-16 | 浙江大学 | Solar energy running water oxygenation nitrogen and phosphorus synchronous removing device and purification method thereof |
| CN113149219A (en) * | 2021-05-18 | 2021-07-23 | 中国市政工程西北设计研究院有限公司 | Purification treatment system for tail water of sewage plant and construction method thereof |
-
2015
- 2015-03-31 CN CN201520189075.9U patent/CN204550336U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104773910A (en) * | 2015-03-31 | 2015-07-15 | 天津大学 | Combined artificial wetland based on solar oxygenating intermittent aeration |
| CN109250821A (en) * | 2018-11-19 | 2019-01-22 | 中国机械设备工程股份有限公司 | It is classified biofiltration gaseous-waste holdup system |
| CN109250821B (en) * | 2018-11-19 | 2023-12-29 | 中国机械设备工程股份有限公司 | Hierarchical biofiltration retention system |
| CN111777266A (en) * | 2020-06-19 | 2020-10-16 | 浙江大学 | Solar energy running water oxygenation nitrogen and phosphorus synchronous removing device and purification method thereof |
| CN111777266B (en) * | 2020-06-19 | 2021-10-26 | 浙江大学 | Solar energy running water oxygenation nitrogen and phosphorus synchronous removing device and purification method thereof |
| CN113149219A (en) * | 2021-05-18 | 2021-07-23 | 中国市政工程西北设计研究院有限公司 | Purification treatment system for tail water of sewage plant and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150812 Effective date of abandoning: 20160810 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |