CN219136609U - Ozone volcanic rock biological aerated filter - Google Patents
Ozone volcanic rock biological aerated filter Download PDFInfo
- Publication number
- CN219136609U CN219136609U CN202320238568.1U CN202320238568U CN219136609U CN 219136609 U CN219136609 U CN 219136609U CN 202320238568 U CN202320238568 U CN 202320238568U CN 219136609 U CN219136609 U CN 219136609U
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- filter
- ozone
- water
- volcanic
- inlet pipeline
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- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 239000011435 rock Substances 0.000 title abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 75
- 238000005273 aeration Methods 0.000 claims abstract description 20
- 238000005507 spraying Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 14
- 210000005056 cell body Anatomy 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 238000011010 flushing procedure Methods 0.000 abstract description 31
- 239000010865 sewage Substances 0.000 abstract description 15
- 230000003647 oxidation Effects 0.000 abstract description 6
- 238000007254 oxidation reaction Methods 0.000 abstract description 6
- 238000001179 sorption measurement Methods 0.000 abstract description 5
- 239000012528 membrane Substances 0.000 abstract description 4
- 239000005416 organic matter Substances 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 21
- 244000005700 microbiome Species 0.000 description 12
- 230000000694 effects Effects 0.000 description 9
- 239000002351 wastewater Substances 0.000 description 7
- 239000003344 environmental pollutant Substances 0.000 description 6
- 231100000719 pollutant Toxicity 0.000 description 6
- 239000000945 filler Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000010779 crude oil Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000010802 sludge Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003541 multi-stage reaction Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model provides an ozone volcanic biological aerated filter, which comprises a tank body, an ozone generating system, a back flushing aeration system, a filter layer, a filter plate, a plurality of filter heads, a water distributing chamber, a back flushing inlet pipeline and a back flushing inlet pipeline, wherein the lower end of the tank body is provided with the water inlet pipeline, the upper end of the tank body is provided with the water outlet pipeline, the ozone generating system is connected with the water inlet pipeline, the back flushing aeration system is arranged at the lower end of the tank body, the filter layer is arranged at the upper end of the tank body and is attached with a biological membrane, the filter plate is arranged below the filter layer, the filter heads with a downward water spraying function are arranged on the filter plate, the filter plate and the lower space form the water distributing chamber, the water distributing chamber is connected with the back flushing inlet pipeline and the back flushing inlet pipeline, the back flushing outlet pipeline is arranged at the upper part of the tank body, and the filter layer is a volcanic filter layer. This application carries out biological treatment, ozone oxidation and volcanic rock adsorption treatment to sewage simultaneously in a device, improves sewage biodegradability, has improved ozone utilization ratio, reduces organic matter content in the sewage.
Description
Technical Field
The utility model relates to the technical field of environmental protection and water treatment, in particular to an ozone volcanic aerated biological filter.
Background
During the whole process of crude oil collection and processing, oilfield produced water is extracted along with crude oil from a stratum and is polluted by the crude oil, so that the produced water contains a large amount of organic matters and carries a plurality of suspended solids, various salts and gases in the stratum are dissolved in a high-temperature and high-pressure oil layer, the oilfield produced water components are more complex, and various chemical agents added in the crude oil gathering and conveying process also increase the pollution degree of the produced water. With the increasing standards of wastewater discharge, the removal of Chemical Oxygen Demand (COD) from wastewater presents a significant challenge. The traditional treatment mode often needs to connect the ozone oxidation and the biological aerated filter in series to form a multi-stage reaction tank, which increases the cost and energy consumption of capital investment.
The aeration biological filter and the sewage treatment process formed are high-efficiency equipment and process for sewage treatment. The aeration biological filter is generally composed of a tank body, an aeration device and a filter material layer attached with a biological film, wherein the aeration device is arranged at the bottom of the tank body, the piled filter material layer is arranged at the upper part of the aeration device, water flows through the filter material layer from top to bottom, aeration is needed in the water treatment process, the filter material needs to be cleaned frequently, and an effective biological film is not easy to form, so that the working efficiency of the aeration biological filter is affected. Under the condition of too high concentration of organic matters in the inlet water, a large amount of bacteria can be caused to reproduce to block the filter material, and if the back flushing is not timely or thoroughly performed, the filter material is easy to harden, so that the treatment effect is affected.
The aeration biological filter tank integrates biological oxidation and suspended solid interception, has large volume load and hydraulic load, short hydraulic retention time, small required capital investment and good effluent quality: low energy consumption and low cost. But the biological aerated filter technology has limited capability of removing pollutants in the organic wastewater which is difficult to degrade, and is a factor for restricting the development of the biological aerated filter technology.
Disclosure of Invention
The utility model aims to provide a novel biological aerated filter, which improves the existing biological aerated filter to solve the problem that the existing biological aerated filter has limited capability of removing pollutants in organic wastewater which is difficult to degrade.
Based on the problems, the technical scheme provided by the utility model is an ozone volcanic biological aerated filter, which comprises a tank body, an ozone generating system, a back flushing aeration system, a filter layer, a filter plate, a plurality of filter heads, a water distribution chamber, a back flushing inlet pipeline and a back flushing inlet pipeline, wherein the lower end of the tank body is provided with the water inlet pipeline, the upper end of the tank body is provided with the water outlet pipeline, the ozone generating system is connected with the water inlet pipeline, the back flushing aeration system is positioned at the lower end of the tank body, the filter layer is positioned at the upper end of the tank body and is attached with a biological membrane, the filter plate is positioned below the filter layer, the filter heads with a downward water spraying function are arranged on the filter plate, the filter plate and the lower space form the water distribution chamber, the water distribution chamber is connected with the back flushing inlet pipeline and the back flushing inlet pipeline, and the back flushing outlet pipeline is positioned at the upper part of the tank body, and the filter layer is a volcanic filter layer.
Wherein, the water inlet pipe is provided with an ejector, and the ozone generating system is communicated with the ejector.
The volcanic filter material layer is composed of volcanic with the particle size of 3mm and the thickness of 5.0-6.0 mm.
Wherein the back flush air inlet pipeline is connected with a back flush aeration system.
Wherein, the upper end of the tank body is provided with a water outlet weir plate.
The utility model has the advantages and beneficial effects that:
the utility model carries out biological treatment, ozone oxidation and volcanic rock adsorption treatment on sewage in one device, ozone plays an oxidation role on sewage, so that the biodegradability of the sewage is improved, the undigested ozone provides dissolved oxygen for microorganisms, the ozone utilization rate is improved, volcanic rock is adopted as a filter material, wherein the microorganisms can lighten the treatment load of the volcanic rock and can prolong the volcanic rock replacement period, meanwhile, the volcanic rock provides the microorganisms with a larger attachment area than the common filter material, the microorganisms are continuously propagated and grown on the surface of the volcanic rock filler, and the microorganisms can use organic matters in the sewage as nutrient sources, so that the organic matter content in the sewage is reduced.
Ozone volcanic aerated biological filter volumetric load COD:2.0-4.0 kg/(m) 3 Filter material d); hydraulic load: 2.0-3.0m 3 /m 2 H, effectively reducing the footprint.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
In the figure: 1. a cell body; 2. a water inlet line; 3. a jet device; 4. an ozone generating system; 5. a volcanic filter layer; 6. a water outlet line; 7. back flushing the water outlet pipeline; 8. a water outlet weir plate; 9. a filter head; 10. a filter plate; 11. a backwash air inlet line; 12. a backwash water inlet pipeline; 13. and a water distribution chamber.
Detailed Description
The following detailed description of specific embodiments of the utility model refers to the accompanying drawings.
As shown in figure 1, the ozone volcanic biological aerated filter comprises a tank body 1, an ozone generation system 4, a back flush aeration system and a filter layer, wherein the lower end of the tank body 1 is provided with a water inlet pipeline 2, the upper end of the tank body is provided with a water outlet pipeline 6, the ozone generation system 4 is connected with the water inlet pipeline 2, the back flush aeration system is positioned at the lower end of the tank body 1, the filter layer for adhering to a biological membrane is positioned at the upper end of the tank body 1, the filter layer 10 is arranged below the filter layer, a plurality of filter heads 9 with a downward water spraying function are arranged on the filter layer 10, sludge accumulation can be prevented, the filter layer 10 and a lower space form a water distribution chamber 13, the water distribution chamber 13 is connected with a back flush inlet pipeline 11 and a back flush inlet pipeline 12, the back flush water outlet pipeline 7 is positioned at the upper part of the tank body 1, and the filter layer is a volcanic filter layer 5.
Wherein the water distribution chamber 13 is a water inlet buffer area, water inlet and backwash water are distributed from the water distribution area, backwash inlet air also enters from the water distribution chamber 13, and the flushing effect of the filter head 9 is ensured.
Wherein, the water inlet pipeline 2 is provided with an ejector 3, and the ozone generating system 4 is communicated with the ejector 3. The wastewater enters from the water inlet pipeline 2 and flows into the water distribution chamber 13 after being uniformly mixed with ozone generated by the ozone generating system 4 through the ejector 3, so that the ozone oxidation function of the wastewater can be realized, oxygen generated by ozone decomposition can provide dissolved oxygen for the growth of microorganisms on the upper part, and an aeration system can not be independently arranged.
The back flush air inlet line 11 is connected with a back flush aeration system. The back flushing air inlet pipeline 11 provides an air source for back flushing of the filter tank, changes the air distribution state of the bottom of the filter tank during back flushing of air and air water, and increases the air distribution area to ensure the back flushing effect.
The volcanic filter material layer 5 is composed of volcanic with the particle size of 3mm and the thickness of 5.0-6.0 mm, and has the functions of providing larger attachment area for microorganisms, adsorbing organic matters in sewage and destroying ozone tail gas. The filter tank is a main body part of the filter tank, microorganisms are continuously propagated and grown on the surface of the volcanic rock filler and are attached to the surface layer of the filler, and the microorganisms can take organic matters in sewage as nutrient sources, so that the content of the organic matters in the sewage is reduced; on the other hand, the volcanic rock filler has interception and adsorption effects on particles in sewage, so that the water quality is purified, and the service life of the volcanic rock can be prolonged due to the activity of microorganisms. The microorganism degrades pollutants, reduces the adsorption load of volcanic rocks, prolongs the replacement period of volcanic rocks, improves the treatment effect of the pollutants, reduces the treatment cost, and has the unique action mechanism of first adsorption and then degradation to ensure that the residence time of the pollutants is different from the residence time of sewage, so that the residence time of the pollutants is longer and the treatment effect is good under the condition of the same residence time.
The upper end of the tank body 1 is provided with a water outlet weir plate 8, suspended matters and partial biological films trapped by the water outlet weir plate 8 are fully contacted with a water body under the stirring of gas to form activated sludge, and the water blowing weir plate has the function of trapping volcanic rocks which float up due to back flushing.
Preferably, an automatic control system capable of automatically switching the valves of the water outlet pipeline 7 and the backwash water outlet pipeline 7 is also arranged to realize the normal working state and backwash working state of the filter tank.
In a normal working state, wastewater enters the water distribution chamber 13 through the water inlet pipeline 2 and is uniformly mixed with ozone generated by the ozone generating system 4 through the ejector 3, and then enters the tank body 1 upwards through the filter plate 10 and the water inlet filter head 9, and is discharged through the water outlet pipeline 6 under the combined action of ozone, microorganisms and volcanic rocks. Suspended matters trapped by the water outlet weir plate 8 and part of biological membranes are fully contacted with the water body under the stirring of gas, so that activated sludge is formed.
In the back flushing state, back flushing water enters the water distribution chamber 13 from the back flushing water inlet pipeline 12, back flushing compressed air enters the back flushing aeration system from the back flushing water inlet pipeline 11, the flushing effect of the filter head 9 is increased, the flushing effect of the filter tank is optimized, and then the filter liquid flows through the filter material layer and is discharged from the back flushing water outlet pipeline 7. Suspended matters trapped on the volcanic rock filler are removed, and the system can be put into operation again.
The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.
Claims (5)
1. The utility model provides an ozone volcanic biological aerated filter, includes that the lower extreme sets up the cell body that water inlet line, upper end set up water outlet line, connects the ozone generation system of water inlet line, is located the back flush aeration system of cell body lower extreme and is located the filter layer of the biomembrane of adhering to of cell body upper end, its characterized in that: the filter plate is provided with a plurality of filter heads with a downward water spraying function, a water distribution chamber is formed by the filter plates and the lower space, a back flush air inlet pipeline and a back flush water inlet pipeline are connected in the water distribution chamber, a back flush water outlet pipeline is positioned at the upper part of the pond body, and the filter layer is a volcanic filter material layer.
2. An ozone volcanic biological aerated filter as claimed in claim 1 wherein: the water inlet pipe is provided with an ejector, and the ozone generating system is communicated with the ejector.
3. An ozone volcanic biological aerated filter as claimed in claim 1 wherein: the volcanic filter material layer is composed of volcanic with the particle size of 3mm and the thickness of 5.0-6.0 mm.
4. An ozone volcanic biological aerated filter as claimed in claim 1 wherein: the back flush air inlet pipeline is connected with a back flush aeration system.
5. An ozone volcanic biological aerated filter as claimed in claim 1 wherein: the upper end of the tank body is provided with a water outlet weir plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320238568.1U CN219136609U (en) | 2023-02-17 | 2023-02-17 | Ozone volcanic rock biological aerated filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320238568.1U CN219136609U (en) | 2023-02-17 | 2023-02-17 | Ozone volcanic rock biological aerated filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219136609U true CN219136609U (en) | 2023-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320238568.1U Active CN219136609U (en) | 2023-02-17 | 2023-02-17 | Ozone volcanic rock biological aerated filter |
Country Status (1)
| Country | Link |
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| CN (1) | CN219136609U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117566900A (en) * | 2023-12-29 | 2024-02-20 | 中铁八局集团有限公司 | A kind of micro-aerobic aeration biochemical filter for wastewater treatment |
-
2023
- 2023-02-17 CN CN202320238568.1U patent/CN219136609U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117566900A (en) * | 2023-12-29 | 2024-02-20 | 中铁八局集团有限公司 | A kind of micro-aerobic aeration biochemical filter for wastewater treatment |
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