CN220283791U - Combined aeration biological filter with denitrification and dephosphorization functions - Google Patents
Combined aeration biological filter with denitrification and dephosphorization functions Download PDFInfo
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- CN220283791U CN220283791U CN202321619449.7U CN202321619449U CN220283791U CN 220283791 U CN220283791 U CN 220283791U CN 202321619449 U CN202321619449 U CN 202321619449U CN 220283791 U CN220283791 U CN 220283791U
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- filter
- biological
- biological filter
- main body
- filter material
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- 238000005273 aeration Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 239000000463 material Substances 0.000 claims abstract description 51
- 239000000203 mixture Substances 0.000 claims abstract description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 8
- 239000003814 drug Substances 0.000 claims abstract description 7
- 239000010865 sewage Substances 0.000 claims description 32
- 238000005406 washing Methods 0.000 claims description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 5
- 230000004308 accommodation Effects 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 229910052698 phosphorus Inorganic materials 0.000 claims description 5
- 239000011574 phosphorus Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 6
- 230000010354 integration Effects 0.000 abstract description 3
- 238000001914 filtration Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 abstract description 2
- 238000010525 oxidative degradation reaction Methods 0.000 abstract description 2
- 239000010802 sludge Substances 0.000 description 6
- 238000011001 backwashing Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001546 nitrifying effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model discloses a combined biological aerated filter with denitrification and dephosphorization, which comprises a main body composition, wherein the main body composition is used for forming an accommodating space, and a circulating composition is arranged on the main body composition. The combined aeration biological filter with denitrification and dephosphorization is realized through the mutual coordination of the main body composition, the circulation composition, the supply composition, the treatment composition and the integration composition, and in the use process, firstly, the nitrification tank, the denitrification tank, the backwash tank and the like of the traditional aeration biological filter are highly integrated, a newly built backwash tank is not needed, clear water in a clear liquid area at the upper part of the filter is directly used as a backwash water source, the problem that the traditional aeration biological filter occupies a larger area is solved, and secondly, a slow-release carbon source filter material is introduced, and the filter material integrates the interception filtering efficiency and the strong oxidative degradation capability of a biological film, so that the denitrification can be realized efficiently, the problem of lack of denitrification carbon sources can be avoided, and the medicament investment is reduced.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a combined biological aerated filter with denitrification and dephosphorization functions.
Background
The aeration biological filter is a novel biological membrane method sewage treatment technology, is used as a water treatment process which is easy to manage, economical and efficient and mature in technology, and has good application prospects in the fields of urban sewage treatment, industrial wastewater treatment, micro-polluted source water pretreatment and the like in China.
Compared with the common activated sludge method, the aeration filter has the advantages of high organic load, small occupied area, strong impact load, high oxygen mass transfer efficiency, high automation degree, stable effluent quality and the like, and the porous spherical filter material is adopted in the filter, so that natural membrane hanging training is easy to be adopted, and the loss is not easy to occur; the porous structure of the filter material and the biomembrane on the surface thereof can have certain interception and adsorption capacity to suspended solids SS in the wastewater, so that the concentration of suspended solids in the effluent is reduced, the construction investment of a secondary sedimentation tank can be saved in the process, and meanwhile, the higher sludge concentration can be maintained, the problem of large fluctuation range of the organic load and the hydraulic load of the inflow water can be effectively overcome, and the problem of sludge expansion does not occur.
The device can have certain removal effect on pollutants such as ammonia nitrogen in wastewater, but the equipment can not integrate a nitrification tank, a denitrification tank, a backwash tank and the like, the integral integration level of the equipment is poor, in addition, the reaction effect of simultaneously nitrifying and denitrifying in the equipment is poor, and the removal effect on the pollutants in wastewater is low. Meanwhile, the adopted filler is a common ceramic filter material, and a carbon source is required to be provided for denitrification reaction during denitrification, so that the cost of the medicament is increased.
Disclosure of Invention
The utility model aims to provide a combined biological aerated filter with denitrification and dephosphorization functions, which solves 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 combination formula biological aerated filter with nitrogen and phosphorus removal, includes the main part is constituteed, the main part is constituteed and is used for forming accommodation space, its characterized in that: the main body composition includes:
a biological filter for forming an accommodation space;
the water outlet pipe is connected to the biological filter and is used for discharging the treated water body;
the mud pipe, the intercommunication is in on the biological filter, just be provided with electric valve one on the mud pipe, be provided with the circulation constitution on the main part is constituteed, the circulation is constituteed and is used for carrying out the circulation to the water in the main part is constituteed and carries, the circulation is constituteed and is included:
the circulating pump is arranged on the biological filter;
the manual valve III is arranged at the water outlet end of the circulating pump, a supply component is arranged on the main body component and used for introducing sewage and sewage treatment agents into the main body component, and the supply component comprises:
the sewage tank is arranged at one side of the biological filter and is used for accommodating sewage;
a lift pump installed at one side of the sewage tank;
the pipeline mixer is communicated with the lifting pump, the pipeline mixer is communicated with the biological filter, and a manual valve IV is arranged at the joint of the pipeline mixer and the biological filter;
dephosphorization charge device, intercommunication is in on the pipeline blender, the inside of main part constitution is provided with the treatment composition, the treatment composition is used for handling to sewage, the treatment composition includes:
the filter material layer I is arranged in the biological filter;
the filter material layer II is arranged in the biological filter, an integrated component is arranged on the main body component, the integrated component is used for reducing the volume of the whole biological aerated filter, and the integrated component comprises:
the aeration fan is communicated with the biological filter, and a first manual valve is arranged at the communication part of the aeration fan and the biological filter;
the air washing fan is communicated with the biological filter, and an electric valve III is arranged at the communication part of the air washing fan and the biological filter;
the water outlet end of the backwashing water pump is connected with the biological filter tank, and an electric valve II is arranged at the joint of the water outlet end of the backwashing water pump and the biological filter tank.
Optionally, the first filter material layer is specifically an anoxic filter material layer.
Optionally, the second filter material layer is specifically an aerobic layer filter material.
Optionally, the anoxic layer filter material and the aerobic layer filter material are both slow-release carbon source filter materials.
Compared with the prior art, the utility model has the following beneficial effects:
the combined aeration biological filter with denitrification and dephosphorization is realized through the mutual coordination of the main body composition, the circulation composition, the supply composition, the treatment composition and the integration composition, and in the use process, firstly, the nitrification tank, the denitrification tank, the backwash tank and the like of the traditional aeration biological filter are highly integrated, a newly built backwash tank is not needed, clear water in a clear liquid area at the upper part of the filter is directly used as a backwash water source, the problem that the traditional aeration biological filter occupies a larger area is solved, and secondly, a slow-release carbon source filter material is introduced, and the filter material integrates the interception filtering efficiency and the strong oxidative degradation capability of a biological film, so that the denitrification can be realized efficiently, the problem of lack of denitrification carbon sources can be avoided, and the medicament investment is reduced.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
In the figure: 1 a sewage tank, 2 a lifting pump, 3 a pipeline mixer, 4 a biological filter, 5 a filter bed I, 6 a filter bed II, 7 a water outlet pipe, 8 an aeration fan, 9 a backwash water pump, 10 a gas washing fan, 11 a mud discharging pipe, 12 a circulating pump, 13 a dephosphorization chemical adding device, 14 an electric valve I, 15 an electric valve II, 16 an electric valve III, 17 a manual valve I, 18 a manual valve II, 19 a manual valve III and 20 a manual valve IV.
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, a combined biological aerated filter with denitrification and dephosphorization includes a main body, wherein the main body is used for forming a containing space, and the main body includes:
a biological filter 4 for forming an accommodation space.
The water outlet pipe 7 is connected to the biological filter 4, the water outlet pipe 7 is used for discharging the treated water body, and the water outlet pipe 7 is arranged above the second filter material layer 6.
The mud pipe 11, the intercommunication is on biological filter 4, and is provided with electric valve one 14 on the mud pipe 11, is provided with the circulation constitution on the main part constitution, and the circulation is constituteed and is used for carrying out the circulation to the water in the main part constitution and carries out, and the circulation is constituteed includes:
the circulating pump 12 is arranged on the biological filter 4, and a pipeline with the water absorbing end of the circulating pump 12 connected with the biological filter 4 is positioned above the second filter material layer 6.
The manual valve III 19 is arranged at the water outlet end of the circulating pump 12, a pipeline connected with the biological filter 4 at the water outlet end of the circulating pump 12 is arranged below the filter layer I5, a supply component is arranged on the main body component and used for introducing sewage and sewage treatment medicament into the main body component, and the supply component comprises:
the sewage tank 1 is arranged at one side of the biological filter 4, and the sewage tank 1 is used for containing sewage.
And a lift pump 2 installed at one side of the sewage tank 1.
The pipeline mixer 3 is communicated with the lifting pump 2, the pipeline mixer 3 is communicated with the biological filter 4, a manual valve IV 20 is arranged at the joint of the pipeline mixer 3 and the biological filter 4, one side of the pipeline mixer 3 is connected with the lifting pump 2 through a pipeline, the other side of the pipeline mixer 3 is connected with the biological filter 4 through a pipeline, and the manual valve IV 20 is arranged on the pipeline connected with the biological filter 4 through the pipeline mixer 3.
The dephosphorization dosing device 13 is communicated with the pipeline mixer 3, the dephosphorization dosing device 13 is connected with the pipeline mixer 3 through a pipeline, the dephosphorization dosing device 13 is used for uniformly mixing a dephosphorization medicament through the pipeline mixer 3 and then adding the dephosphorization medicament into the biological filter 4, the inside of the main body component is provided with a treatment component, the treatment component is used for treating sewage, and the treatment component comprises:
the first filter material layer 5 is arranged in the biological filter 4, and the first filter material layer 5 is specifically an anoxic layer filter material.
The second filter material layer 6 is arranged in the biological filter 4, the second filter material layer 6 is an aerobic layer filter material, the anoxic layer filter material and the aerobic layer filter material are slow-release carbon source filter materials, the second filter material layer 6 is positioned above the first filter material layer 5, when sewage enters the biological filter 4, the sewage is firstly treated by the first filter material layer 5 and then is treated by the second filter material layer 6, the main body component is provided with an integrated component, the integrated component is used for reducing the volume of the whole biological aerated filter, and the integrated component comprises:
the aeration fan 8 is communicated with the biological filter 4, a first manual valve 17 is arranged at the communication part of the aeration fan 8 and the biological filter 4, a pipeline connected with the biological filter 4 by the aeration fan 8 is positioned below the second filter layer 6, and the first manual valve 17 is arranged on the pipeline connected with the biological filter 4 by the aeration fan 8.
The air washing blower 10 is communicated with the biological filter 4, an electric valve III 16 is arranged at the communication part of the air washing blower 10 and the biological filter 4, a pipeline connecting the air washing blower 10 and the biological filter 4 is positioned below the filter material layer I5, and the electric valve III 16 is arranged on the pipeline connecting the air washing blower 10 and the biological filter 4.
The backwash water pump 9 is arranged on the biological filter 4, a manual valve II 18 is arranged at the joint of the water absorbing end of the backwash water pump 9 and the biological filter 4, a pipeline connected with the biological filter 4 at the water absorbing end of the backwash water pump 9 is positioned above the filter layer II 6, the manual valve II 18 is arranged on the pipeline connected with the biological filter 4 at the water absorbing pipe of the backwash water pump 9, an electric valve II 15 is arranged at the joint of the water outlet end of the backwash water pump 9 and the biological filter 4, the pipeline connected with the biological filter 4 at the water outlet end of the backwash water pump 9 is positioned below the filter layer I5, and the electric valve II 15 is arranged on the pipeline connected with the biological filter 4 at the water outlet end of the backwash water pump 9.
When the sewage treatment device is used, the lifting pump 2 lifts sewage in the sewage tank 1 to the biological filter tank 4, the dephosphorization chemical adding device 13 evenly mixes the dephosphorization chemical agent through the pipeline mixer 3 and then feeds the mixed solution into the biological filter tank 4, sewage entering the biological filter tank 4 rises from the bottom of the device and enters the aerobic layer filter material 6 after passing through the anoxic layer filter material 5, sewage treated by the aerobic layer filter material 6 is pumped into the lower layer of the biological filter tank 4 through the circulating pump 12 and circularly passes through the anoxic layer filter material 5 and the aerobic layer filter material 6 until the sewage reaches the treatment standard and is discharged through the water outlet pipe 7, in the running process of the device, the air pipe of the aeration fan 8 continuously aerates under the aerobic layer filter material 6 to provide oxygen for microbial reaction on the surface of the filter material, when filter material blockage occurs in the running process of the device, clear water on the upper layer of the biological filter tank 4 is pumped into the bottom of the device through the backwash water pump 9 to be reversely flushed, meanwhile, the filter material after air washing and water washing can be carried out through the air washing fan 10, and residual sludge after the air washing is discharged out of the filter material through the sludge discharge pipe 11.
The sludge discharge, water backwashing and air backwashing of the biological filter 4 are respectively controlled by the electric valve I14, the electric valve II 15 and the electric valve III 16.
The air quantity, reflux, back flushing and water inlet of the aeration fan 8 of the equipment are respectively controlled by a first manual valve 17, a second manual valve 18, a third manual valve 19 and a fourth manual valve 20.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a combination formula biological aerated filter with nitrogen and phosphorus removal, includes the main part is constituteed, the main part is constituteed and is used for forming accommodation space, its characterized in that: the main body composition includes:
a biological filter (4) for forming an accommodation space;
the water outlet pipe (7) is connected to the biological filter (4), and the water outlet pipe (7) is used for discharging the treated water body;
the mud discharging pipe (11) is communicated with the biological filter (4), and an electric valve I (14) is arranged on the mud discharging pipe (11), a circulating component is arranged on the main body component, the circulating component is used for carrying out circulating conveying on a water body in the main body component, and the circulating component comprises:
a circulating pump (12) which is arranged on the biological filter (4);
manual valve III (19) are arranged on the water outlet end of the circulating pump (12), a supply component is arranged on the main body component and used for introducing sewage and sewage treatment medicament into the main body component, and the supply component comprises:
the sewage tank (1) is arranged on one side of the biological filter (4), and the sewage tank (1) is used for containing sewage;
a lift pump (2) installed at one side of the sewage tank (1);
the pipeline mixer (3) is communicated with the lifting pump (2), the pipeline mixer (3) is communicated with the biological filter (4), and a manual valve IV (20) is arranged at the joint of the pipeline mixer (3) and the biological filter (4);
dephosphorization dosing device (13), communicate on pipeline blender (3), the inside of main part constitution is provided with the treatment constitution, the treatment constitution is used for handling to sewage, the treatment constitution includes:
the first filter material layer (5) is arranged in the biological filter (4);
filter material layer two (6) set up the inside of biological filter (4), be provided with integrated constitution on the main part is constituteed, integrated constitution is used for reducing the volume of whole biological aerated filter, integrated constitution includes:
the aeration fan (8) is communicated with the biological filter (4), and a first manual valve (17) is arranged at the communication part of the aeration fan (8) and the biological filter (4);
the air washing fan (10) is communicated with the biological filter (4), and an electric valve III (16) is arranged at the communication part of the air washing fan (10) and the biological filter (4);
the water-sucking device comprises a backwash water pump (9), a manual valve II (18) is arranged at the joint of the water-sucking end of the backwash water pump (9) and the biological filter (4), and an electric valve II (15) is arranged at the joint of the water-discharging end of the backwash water pump (9) and the biological filter (4).
2. The combined biological aerated filter with nitrogen and phosphorus removal according to claim 1, wherein: the first filter material layer (5) is specifically an anoxic layer filter material.
3. The combined biological aerated filter with nitrogen and phosphorus removal according to claim 2, wherein: the second filter material layer (6) is specifically an aerobic layer filter material.
4. A combined biological aerated filter with nitrogen and phosphorus removal according to claim 3, characterized in that: the anoxic layer filter material and the aerobic layer filter material are slow-release carbon source filter materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321619449.7U CN220283791U (en) | 2023-06-25 | 2023-06-25 | Combined aeration biological filter with denitrification and dephosphorization functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321619449.7U CN220283791U (en) | 2023-06-25 | 2023-06-25 | Combined aeration biological filter with denitrification and dephosphorization functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220283791U true CN220283791U (en) | 2024-01-02 |
Family
ID=89337242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321619449.7U Active CN220283791U (en) | 2023-06-25 | 2023-06-25 | Combined aeration biological filter with denitrification and dephosphorization functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220283791U (en) |
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2023
- 2023-06-25 CN CN202321619449.7U patent/CN220283791U/en active Active
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