CN204508938U - A kind of artificial marsh sewage treatment system based on photocatalysis technology - Google Patents
A kind of artificial marsh sewage treatment system based on photocatalysis technology Download PDFInfo
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- CN204508938U CN204508938U CN201520189294.7U CN201520189294U CN204508938U CN 204508938 U CN204508938 U CN 204508938U CN 201520189294 U CN201520189294 U CN 201520189294U CN 204508938 U CN204508938 U CN 204508938U
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- treatment system
- system based
- sewage treatment
- slag
- mixolimnion
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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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Abstract
The utility model discloses a kind of artificial marsh sewage treatment system based on photocatalysis technology, it is characterized in that: comprise soil ground-slag mixolimnion and plantation wetland plant thereon, the surface of soil ground-slag mixolimnion is equipped with for light-catalysed titaniferous blast furnace bead block, soil ground-slag mixolimnion front end is provided with the perforation tracery wall for making uniform fluid flow flow out, perforation tracery wall front end is rubble water distribution area, be embedded into water pipe in rubble water distribution area, soil ground-slag mixolimnion rear end is provided with header.The utility model adopts titaniferous blast furnace bead block as main stuffing layer, improves the performance of Wastewater Treatment by Constructed Wetlands, efficiently solves the difficult problem that each type organic in sewage water body is difficult to degraded detoxification.In addition, titaniferous blast furnace bead block adopts surface to arrange the quartz glass ball of intensive pitting, solving titanium dioxide optical catalyst set easily comes off while problem, also considerably increases the area that sewage contacts with titanium dioxide optical catalyst, strengthens sewage treating efficiency.
Description
Technical field
The utility model relates to technical field of sewage, especially relates to a kind of artificial marsh sewage treatment system based on photocatalysis technology.
Background technology
Along with industrial expansion, the aggravation of water pollutions, simultaneously shortage of fresh water and living standards of the people improves between contradiction increasingly sharpen, the task of water environment protection also more and more arduousness.In recent years, Research of Environmental Sciences is developing rapidly, trying to explore water environment pollution Global effect problem, the method that various water treatment is polluted emerges in an endless stream, wherein eco-treatment technology---Artificial Wetland Techniques is due to its Low investment, effluent quality is good, anti-impact force is strong, simple to operate, build and working cost low (being only the 1/10----1/2 of traditional B-grade sewage treatment plant), easy to maintenance, ammonia nitrogen removal frank is high, sewage disposal and environmental ecology construction can be made to organically combine simultaneously, create the feature such as Urban Ecology Landscape simultaneously and progressively accepted by increasing country disposing of sewage, and widespread use.
Basic unit's filler of current artificial swamp generally adopts the mixture of the industrial wastes such as slag, cinder, blast furnace slag, zeolite, rubble, Wingdale, this basic unit only possesses certain dissolving P capacity, the organism such as the microbiotic in water body, dyestuff, tensio-active agent, Organohalogen compounds, agricultural chemicals, oils, prussiate are not possessed substantially to the ability of degraded, decolouring, detoxification, make such Sewage treatment systems soil removability not enough.
Photocatalysis oxidation technique is a kind of emerging water technology.1972, Fu-jishima and Honda reported optical radiation TiO in photocell
2the redox reaction of sustainable development unboiled water, indicates the beginning in photocatalytic-oxidation water chemical treatment epoch.1976, Carey etc. carried out ground-breaking work in photocatalytic degradation water pollutant.After this, photocatalysis oxidation technique is developed rapidly.Photocatalysis technology have reaction conditions gentleness, energy consumption low, easy and simple to handle, can the most organism of mineralising, secondary pollution and can with sunlight as outstanding advantages such as reaction light sources can be reduced; in the process such as hardly degraded organic substance, the micro-pollution of water body, there is the incomparable advantage of other traditional water technologies; it is a kind of water technology having development prospect; how efficiency utilization photocatalysis technology is disposed of sewage, and has great significance to the utilization of sun power and environment protection.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, a kind of artificial marsh sewage treatment system based on photocatalysis technology is provided, the utility model adopts titaniferous blast furnace bead block as the main stuffing layer of artificial swamp, improve the performance of Wastewater Treatment by Constructed Wetlands, efficiently solve the difficult problem that each type organic in sewage water body is difficult to degraded detoxification.In addition, titaniferous blast furnace bead block adopts surface to arrange the quartz glass ball of intensive pitting, solving titanium dioxide optical catalyst set easily comes off while problem, also considerably increases the area that sewage contacts with titanium dioxide optical catalyst, strengthens sewage treating efficiency.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of artificial marsh sewage treatment system based on photocatalysis technology, comprise soil ground-slag mixolimnion and be planted in the wetland plant on soil ground-slag mixolimnion, the surface of described soil ground-slag mixolimnion is equipped with for light-catalysed titaniferous blast furnace bead block, described soil ground-slag mixolimnion front end is provided with the perforation tracery wall for making uniform fluid flow flow out, described perforation tracery wall front end is rubble water distribution area, water pipe is embedded in described rubble water distribution area, described soil ground-slag mixolimnion rear end is provided with header.
Above-mentioned a kind of artificial marsh sewage treatment system based on photocatalysis technology, described water inlet pipe is many.
Above-mentioned a kind of artificial marsh sewage treatment system based on photocatalysis technology, described water inlet pipe front end is inhalant region, and described inhalant region is set to V-type groove, described inhalant region is provided with the lid locked.
Above-mentioned a kind of artificial marsh sewage treatment system based on photocatalysis technology, is provided with variable valve in described water inlet pipe.
Above-mentioned a kind of artificial marsh sewage treatment system based on photocatalysis technology, described perforation tracery wall aperture flow velocity is not more than 0.2m/s.
Above-mentioned a kind of artificial marsh sewage treatment system based on photocatalysis technology, described titaniferous blast furnace bead block is quartz glass ball.
Above-mentioned a kind of artificial marsh sewage treatment system based on photocatalysis technology, described titaniferous blast furnace bead block sphere is provided with the hemisphere pitting of multiple depression.
Above-mentioned a kind of artificial marsh sewage treatment system based on photocatalysis technology, described titaniferous blast furnace bead block is attached with titanium dioxide photocatalyst layers on the surface.
Above-mentioned a kind of artificial marsh sewage treatment system based on photocatalysis technology, the particle diameter of titaniferous blast furnace bead block is 3cm.
The utility model compared with prior art has the following advantages:
1, the utility model adopts titaniferous blast furnace bead block as the main stuffing layer of artificial swamp, improves the performance of Wastewater Treatment by Constructed Wetlands, efficiently solves the difficult problem that each type organic in sewage water body is difficult to degraded detoxification;
2, titaniferous blast furnace bead block surface of the present utility model arranges intensive pitting, solves titanium dioxide optical catalyst set and easily comes off while problem, also considerably increase the area that sewage contacts with titanium dioxide optical catalyst, strengthen sewage treating efficiency;
3, titaniferous blast furnace bead block of the present utility model is quartz glass ball, has good permeability for visible ray, penetrates the light come and all has bactericidal purifying effect, improve photochemical catalysis level from all directions;
4, inhalant region, artificial swamp front end of the present utility model is V-type groove, the rubble water distribution area in artificial swamp and be provided with perforation tracery wall, the homogeneity of ensure that water distribution, catchmenting between soil ground-slag mixolimnion, also strengthens the performance of disposing of sewage simultaneously.
The utility model, below by drawings and Examples, is described in further detail the technical solution of the utility model.
Accompanying drawing explanation
Fig. 1 is the sectional view of artificial marsh sewage treatment system of the present utility model;
Fig. 2 is the vertical view of artificial marsh sewage treatment system of the present utility model;
Fig. 3 is inhalant region, artificial swamp front end of the present utility model V-type groove orthographic plan;
Fig. 4 is the B-B face sectional view of Fig. 3;
Fig. 5 is the A-A face sectional view of Fig. 3;
Fig. 6 is titaniferous blast furnace bead block structure schematic diagram of the present utility model.
Embodiment
As shown in Figure 1, a kind of artificial marsh sewage treatment system based on photocatalysis technology, it is characterized in that: the wetland plant 6 comprising soil ground-slag mixolimnion 4 and be planted on soil ground-slag mixolimnion 4, the surface of described soil ground-slag mixolimnion 4 is equipped with for light-catalysed titaniferous blast furnace bead block 2, described soil ground-slag mixolimnion 4 front end is provided with the perforation tracery wall 7 for making uniform fluid flow flow out, described perforation tracery wall 7 front end is rubble water distribution area 3, be embedded into water pipe 1 in described rubble water distribution area 3, described soil ground-slag mixolimnion 4 rear end is provided with header 5.
As shown in Figure 2, described water inlet pipe 1 is many.
As shown in Fig. 3,4,5, described water inlet pipe 1 front end is inhalant region, and described inhalant region is set to V-type groove, described inhalant region is provided with the lid 9 locked.Variable valve 8 is provided with in described water inlet pipe 1.
In the present embodiment, described perforation tracery wall 7 aperture flow velocity is not more than 0.2m/s.
As shown in Figure 6, described titaniferous blast furnace bead block 2 is quartz glass ball.Described titaniferous blast furnace bead block 2 sphere is provided with the hemisphere pitting 21 of multiple depression.
In the present embodiment, described titaniferous blast furnace bead block 2 is attached with titanium dioxide photocatalyst layers on the surface.Its preparation method bead block is invaded bubble in the suspension liquid of titanium dioxide, carries out titanium dioxide-coated, sintered by the bead block being coated with titanium dioxide subsequently under the high temperature of 500 degrees centigrade.
In the present embodiment, the particle diameter of titaniferous blast furnace bead block 2 is 3cm.
Photocatalysis treatment sewage principle of work of the present utility model is: the surperficial titaniferous blast furnace bead block of setting of soil ground-slag mixolimnion of artificial swamp, under illumination condition, in water, light-catalyzed reaction occurs.Titanium dioxide belongs to N-type semiconductor, and it can be with is discontinuous, and be full of an existence forbidden band between the low energy valence band of electronics and the higher energy conduction band of sky, band-gap energy is 3.2eV, and incident light maximum wavelength needed for photochemical catalysis is 387.5nm.When the optical wavelength radiation of λ≤387.5nm irradiates titanium dioxide, the electronics being in valence band is excited and transits to conduction band, generate high reactivity electronics, in valence band, produce corresponding hole simultaneously, thus form the electrons pair with high activity, and be separated under electric field action, move to particle surface, both directly by the oxidation of the organic molecule of absorption, also the very strong active substance hydroxyl free radical of oxidisability can be generated with the hydroxyl or water molecule reaction being adsorbed on titanium dioxide surface.Free radical is a kind of nonselective strong oxidizer, and can be oxidized the various organism comprising biology and be difficult to degrade, making it exhaustive oxidation is carbonic acid gas, water and other inorganicss.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every above embodiment is done according to the utility model technical spirit any simple modification, change and equivalent structure change, all still belong in the protection domain of technical solutions of the utility model.
Claims (9)
1. the artificial marsh sewage treatment system based on photocatalysis technology, it is characterized in that: comprise soil ground-slag mixolimnion (4) and be planted in the wetland plant (6) on soil ground-slag mixolimnion (4), the surface of described soil ground-slag mixolimnion (4) is equipped with for light-catalysed titaniferous blast furnace bead block (2), described soil ground-slag mixolimnion (4) front end is provided with the perforation tracery wall (7) for making uniform fluid flow flow out, described perforation tracery wall (7) front end is rubble water distribution area (3), water pipe (1) is embedded in described rubble water distribution area (3), described soil ground-slag mixolimnion (4) rear end is provided with header (5).
2. according to a kind of artificial marsh sewage treatment system based on photocatalysis technology according to claim 1, it is characterized in that: described water inlet pipe (1) is many.
3. according to a kind of artificial marsh sewage treatment system based on photocatalysis technology according to claim 2, it is characterized in that: described water inlet pipe (1) front end is inhalant region, described inhalant region is set to V-type groove, described inhalant region is provided with the lid (9) locked.
4. according to a kind of artificial marsh sewage treatment system based on photocatalysis technology according to claim 2, it is characterized in that: in described water inlet pipe (1), be provided with variable valve (8).
5. according to a kind of artificial marsh sewage treatment system based on photocatalysis technology according to claim 1, it is characterized in that: described perforation tracery wall (7) aperture flow velocity is not more than 0.2m/s.
6. according to a kind of artificial marsh sewage treatment system based on photocatalysis technology according to claim 1, it is characterized in that: described titaniferous blast furnace bead block (2) is quartz glass ball.
7. according to a kind of artificial marsh sewage treatment system based on photocatalysis technology according to claim 6, it is characterized in that: described titaniferous blast furnace bead block (2) sphere is provided with the hemisphere pitting (21) of multiple depression.
8. according to a kind of artificial marsh sewage treatment system based on photocatalysis technology according to claim 7, it is characterized in that: described titaniferous blast furnace bead block (2) is attached with titanium dioxide photocatalyst layers on the surface.
9. according to a kind of artificial marsh sewage treatment system based on photocatalysis technology according to claim 6, it is characterized in that: the particle diameter of titaniferous blast furnace bead block (2) is 3cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520189294.7U CN204508938U (en) | 2015-03-31 | 2015-03-31 | A kind of artificial marsh sewage treatment system based on photocatalysis technology |
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| CN201520189294.7U CN204508938U (en) | 2015-03-31 | 2015-03-31 | A kind of artificial marsh sewage treatment system based on photocatalysis technology |
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| CN204508938U true CN204508938U (en) | 2015-07-29 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108996813A (en) * | 2018-07-19 | 2018-12-14 | 江苏澳洋生态园林股份有限公司 | A kind of municipal sewage and rainwater combined apparatus |
| CN108996814A (en) * | 2018-07-19 | 2018-12-14 | 江苏澳洋生态园林股份有限公司 | A kind of municipal sewage and rainwater combined treatment process |
| CN110655276A (en) * | 2019-10-17 | 2020-01-07 | 中国电建集团华东勘测设计研究院有限公司 | Overflow type photocatalysis type artificial wetland sewage treatment device and method |
-
2015
- 2015-03-31 CN CN201520189294.7U patent/CN204508938U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108996813A (en) * | 2018-07-19 | 2018-12-14 | 江苏澳洋生态园林股份有限公司 | A kind of municipal sewage and rainwater combined apparatus |
| CN108996814A (en) * | 2018-07-19 | 2018-12-14 | 江苏澳洋生态园林股份有限公司 | A kind of municipal sewage and rainwater combined treatment process |
| CN110655276A (en) * | 2019-10-17 | 2020-01-07 | 中国电建集团华东勘测设计研究院有限公司 | Overflow type photocatalysis type artificial wetland sewage treatment device and method |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20160331 |
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| CF01 | Termination of patent right due to non-payment of annual fee |