CN216191727U - Device for removing visible sludge in stabilization tank in sewage A2O process - Google Patents
Device for removing visible sludge in stabilization tank in sewage A2O process Download PDFInfo
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- CN216191727U CN216191727U CN202120714208.5U CN202120714208U CN216191727U CN 216191727 U CN216191727 U CN 216191727U CN 202120714208 U CN202120714208 U CN 202120714208U CN 216191727 U CN216191727 U CN 216191727U
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- mud
- layer
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- water
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- 239000010802 sludge Substances 0.000 title claims abstract description 64
- 230000006641 stabilisation Effects 0.000 title claims abstract description 35
- 238000011105 stabilization Methods 0.000 title claims abstract description 35
- 239000010865 sewage Substances 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000008569 process Effects 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 82
- 238000007667 floating Methods 0.000 claims abstract description 46
- 238000005273 aeration Methods 0.000 claims abstract description 30
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 18
- 230000001105 regulatory effect Effects 0.000 claims description 13
- 239000011664 nicotinic acid Substances 0.000 claims description 11
- 238000011001 backwashing Methods 0.000 claims description 9
- 239000010902 straw Substances 0.000 claims description 7
- 244000025254 Cannabis sativa Species 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 239000008187 granular material Substances 0.000 claims description 2
- 230000000007 visual effect Effects 0.000 claims 1
- 238000004088 simulation Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 3
- 239000010959 steel Substances 0.000 abstract description 3
- 238000000151 deposition Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 239000011148 porous material Substances 0.000 description 11
- 239000004576 sand Substances 0.000 description 9
- 239000004575 stone Substances 0.000 description 9
- 239000012535 impurity Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 239000012528 membrane Substances 0.000 description 5
- 238000000108 ultra-filtration Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000005842 biochemical reaction Methods 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 3
- 238000005352 clarification Methods 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000003440 toxic substance Substances 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Images
Abstract
The utility model discloses a device for removing visible sludge in a stabilization tank in a sewage A2O process, which comprises a natural wind simulation component, a water surface floating sludge removal component, an underwater sludge removal component and an aeration biological filter component, wherein the natural wind simulation component is connected with the water surface floating sludge removal component; the weir plate in the simulation natural wind subassembly is with the mud floatation separation of depositing reservoir inflow stabilization tank in the simulation natural wind channel, and the wind in the simulation natural wind channel blows the mud floatation to the exit of wind, and the mud is taken off to the sewage pump of the subassembly and is taken off the mud floatation to the surface of water mud. The simulated natural wind component, the water surface floating mud removing component and the underwater mud removing component mainly comprise steel, so that the construction period is short; the natural wind simulating assembly, the water surface floating mud removing assembly and the underwater mud removing assembly are all arranged above the water surface, can be installed easily by means of original structures; the stable pool effluent automatically flows into the aeration biological filter assembly, and automatically flows and converges into the water collecting pool after treatment, so that the energy is saved, and the effect of removing suspended matters is obvious.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment equipment, and particularly relates to a device for removing visible sludge in a stabilization tank in a sewage A2O process.
Background
For the treatment of water pollution, A2O biological treatment process is mostly adopted, generally, the sewage after biological treatment can reach the national discharge standard only by advanced treatment, the advanced treatment of sewage treatment systems adopts ultrafiltration membrane technology in many places, the effluent of the stabilization tank has more visible sludge and other impurities, which seriously affects the continuous operation of the ultrafiltration membrane, therefore, the effluent of the stabilization tank after the sewage A2O process treatment breaks through the constraint of more sludge in the effluent of the stabilization tank through the research of equipment technology, has great significance for the continuous and normal operation of the ultrafiltration membrane in the advanced treatment of the sewage plant, and is provided with a natural wind simulating component, a water surface floating mud removing component, an underwater sludge removing component and an aeration biological filter component for the improvement of a stabilization tank and the water outlet thereof, on the basis of the original A2O biological treatment process, all the components act in sequence, and the safe operation of an ultrafiltration membrane system in the deep treatment is guaranteed.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model provides a device for removing visible sludge in a stabilization tank in a sewage A2O process, which has the advantages of energy conservation and obvious effect of removing suspended matters, and solves the problem that the continuous operation of an ultrafiltration membrane is seriously influenced because the existing stabilization tank has more visible sludge and other impurities in the effluent.
The device for removing the visible sludge in the stabilization tank in the sewage A2O process comprises a natural wind simulation component, a water surface floating sludge removal component, an underwater sludge removal component and a biological aerated filter component;
a weir plate in the simulated natural wind assembly blocks floating mud flowing into the stabilization tank from a simulated natural wind channel, wind in the simulated natural wind channel blows the floating mud to a wind outlet, and a sewage pump in the water surface floating mud removal assembly pumps out the floating mud to be discharged into a mud return pipe channel;
the underwater floating mud removing component is inserted into the bottom of the pool from the water surface, and periodically removes the mud at the bottom of the pool;
the bottom of the biological aerated filter is a cone, and the treated water is collected; the cone is upwards divided into an aeration disc layer, a perforated plate layer, a bionic straw braid layer, a large sandstone layer, a medium sandstone layer, a small sandstone layer and a granular activated carbon layer in sequence.
Preferably, the water surface floating mud removing assembly collects the blown floating mud into the floating mud collecting box, and the water surface sludge pump in the floating mud collecting box conveys the sludge to the sludge return pipe channel.
As a preferred aspect of the present invention, the underwater sludge removal module comprises: the suction inlet of the underwater sludge pump can extend into the bottom of the tank from the water surface, the suction inlet extending downwards is in flexible connection, and the underwater sludge pump periodically advances on the metal track to remove sludge at the bottom of the tank.
Preferably, in the biological aerated filter assembly, the effluent of the stabilization tank automatically flows into the biological aerated filter assembly, and automatically flows and converges into the water collecting tank after treatment.
Preferably, the large sandstone layer, the medium sandstone layer and the small sandstone layer are sequentially as follows: big grit length is 30mm, well grit length is 10mm and little grit length is 5mm, and the orifice plate layer has laid the orifice plate that the hole diameter is 40mm, supports bionical grass pigtail layer, big grit layer, well grit layer, little grit layer and the active carbon layer of granule on the orifice plate layer.
Preferably, the aeration biological filter assembly is provided with a water inlet automatic control butterfly valve and a water outlet automatic control butterfly valve, wherein the water inlet and the water outlet are pipelines;
the conical bottom is provided with a backwashing water pipeline connected with an air pipeline, and a backwashing automatic control regulating valve and an aeration automatic control regulating valve are installed.
Preferably, the water inlet valve of the biological aerated filter assembly is matched with an automatic aeration control regulating valve for use.
Preferably, the simulated natural wind component, the water surface floating mud removing component, the underwater mud removing component and the biological aerated filter component are matched for use.
Preferably, the utility model comprises 1 water surface sludge pump and 1 underwater sludge pump in the stabilization tank area; the aeration biological filtration area is provided with no pump, and comprises 1 air volume valve, 1 water inlet valve, 1 water outlet valve, 1 aeration self-control regulating valve and 1 backwashing self-control regulating valve.
Compared with the prior art, the utility model has the following beneficial effects:
1. the simulated natural wind component, the water surface floating mud removing component and the underwater mud removing component mainly comprise steel, so that the construction period is short; the natural wind simulating assembly, the water surface floating mud removing assembly and the underwater mud removing assembly are all arranged above the water surface, can be installed easily by means of original structures; the stable pool effluent automatically flows into the aeration biological filter assembly, and automatically flows and converges into the water collecting pool after treatment, so that the energy is saved, and the effect of removing suspended matters is obvious.
2. By arranging the granular activated carbon layer, the utility model can make the moving speed of suspended sludge and other impurities in water slow through chemical adsorption, and simultaneously remove pigment and some toxic substances in water; the large sandstone layer, the medium sandstone layer and the small sandstone layer are sequentially large sandstone, medium sandstone and small sandstone with large specific surface area, and suspended sludge and other impurities in water are intercepted through physical action; the bionic straw braid layer has strong biofilm suspensibility, and flowing water can further carry out biochemical reaction at the position; the pore plate layer is paved with a pore plate with the pore diameter of 10-50mm, and the bionic grass braid layer, the large sandstone layer, the middle sandstone layer, the small sandstone layer and the granular activated carbon layer are supported on the pore plate layer; the aeration discs are distributed on the aeration disc layer, air is input to the bottom of the biological aerated filter, air is provided for biochemical reaction of the bionic straw braid layer, and the effluent quality is improved again.
Drawings
FIG. 1 is a process flow diagram provided by an embodiment of the present invention;
FIG. 2 is a diagram of a simulated natural wind assembly provided by an embodiment of the present invention;
FIG. 3 is a diagram of a surface sludge removal assembly provided by an embodiment of the present invention;
FIG. 4 is a diagram of a surface sludge removal assembly provided by an embodiment of the present invention;
FIG. 5 is a diagram of a biological aerated filter module according to an embodiment of the utility model.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.
The structure of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 5, the device for removing visible sludge in a stabilization tank in a sewage A2O process provided by the embodiment of the utility model comprises a simulated natural wind component, a water surface floating sludge removing component, an underwater sludge removing component and a biological aerated filter component;
a weir plate in the simulated natural wind assembly blocks floating mud flowing into the stabilization tank from a simulated natural wind channel, wind in the simulated natural wind channel blows the floating mud to a wind outlet, and a sewage pump in the water surface floating mud removal assembly pumps out the floating mud to be discharged into a mud return pipe channel;
the underwater floating mud removing component is inserted into the bottom of the pool from the water surface, and periodically removes the mud at the bottom of the pool;
the bottom of the biological aerated filter is a cone, and the treated water is collected; the cone is upwards divided into an aeration disc layer, a perforated plate layer, a bionic straw braid layer, a large sandstone layer, a medium sandstone layer, a small sandstone layer and a granular activated carbon layer in sequence.
The subassembly is got rid of to surface of water mud of floating, and the mud of floating that will blow comes is received and is flowed into the mud collecting box that floats, and the interior surface of water sludge pump of mud collecting box of floating carries mud to mud return pipe canal.
The underwater sludge removal assembly includes: the suction inlet of the underwater sludge pump can extend into the bottom of the tank from the water surface, the suction inlet extending downwards is in flexible connection, and the underwater sludge pump periodically advances on the metal track to remove sludge at the bottom of the tank.
In the biological aerated filter assembly, the effluent of the stabilization tank automatically flows into the biological aerated filter assembly and automatically flows and converges into a water collecting tank after treatment.
Big gravel layer, well gravel layer and little gravel layer do in proper order: the length of the big sand stone is 30mm, the length of the middle sand stone is 10mm, the length of the small sand stone is 5mm, the pore plate layer is paved with a pore plate with the diameter of 40mm, and the bionic grass braid layer, the big sand stone layer, the middle sand stone layer, the small sand stone layer and the granular activated carbon layer which are arranged on the support pore plate layer can slow down the moving speed of the bionic grass braid layer, the big sand stone layer, the middle sand stone layer, the small sand stone layer and the granular activated carbon layer through chemical adsorption of suspended sludge and other impurities in water and remove pigments and some toxic substances in the water; the large sandstone layer, the medium sandstone layer and the small sandstone layer are sequentially large sandstone, medium sandstone and small sandstone with large specific surface area, and suspended sludge and other impurities in water are intercepted through physical action; the bionic straw braid layer has strong biofilm suspensibility, and flowing water can further carry out biochemical reaction at the position; the pore plate layer is paved with a pore plate with the pore diameter of 10-50mm, and the bionic grass braid layer, the large sandstone layer, the middle sandstone layer, the small sandstone layer and the granular activated carbon layer are supported on the pore plate layer; the aeration discs are distributed on the aeration disc layer, air is input to the bottom of the biological aerated filter, air is provided for biochemical reaction of the bionic straw braid layer, and the effluent quality is improved again.
The aeration biological filter assembly is provided with a water inlet automatic control butterfly valve and a water outlet automatic control butterfly valve which are pipelines for water inlet and water outlet;
the conical bottom is provided with a backwashing water pipeline connected with an air pipeline, and a backwashing automatic control regulating valve and an aeration automatic control regulating valve are installed.
The water inlet valve of the biological aerated filter assembly is matched with the automatic aeration control valve for use to provide air for the biological aerated filter, and the sludge tank of the biological aerated filter is used for collecting a biological film, sludge and impurities which fall off from the biological aerated filter.
The simulated natural wind component, the water surface floating mud removing component, the underwater mud removing component and the biological aerated filter component are matched for use.
1 water surface sludge pump and 1 underwater sludge pump in the stabilization tank area; the aeration biological filtration area is provided with no pump, and comprises 1 air volume valve, 1 water inlet valve, 1 water outlet valve, 1 aeration self-control regulating valve and 1 backwashing self-control regulating valve.
The working principle of the utility model is as follows:
when the device is used, the overflow weir plate in the simulated natural wind assembly blocks floating mud flowing into the stabilization tank from the clarification tank in the simulated natural wind channel, wind in the simulated natural wind channel blows the floating mud to the wind outlet, and a sewage pump in the water surface floating mud removal assembly pumps out the floating mud to be discharged into a mud return pipe channel; the underwater floating mud removing assembly is flexibly connected with a suction inlet and extends into the bottom of the pool from the water surface, and the sludge at the bottom of the pool is periodically removed; the aeration biological filter assembly removes visible suspended sludge in the effluent of the stabilization tank through the actions of biological oxidation, biological flocculation, biological adsorption and the like, and the device simulates a natural wind assembly, a water surface floating sludge removing assembly and an underwater sludge removing assembly which mainly comprise steel, so that the construction period is short; the natural wind simulating assembly, the water surface floating mud removing assembly and the underwater mud removing assembly are all arranged above the water surface, can be installed easily by means of original structures; the effluent of the stabilization tank automatically flows into the aeration biological filter assembly, and automatically flows and converges into the water collecting tank after treatment.
In summary, the following steps: the device for removing the visible sludge in the stabilization tank applied to the sewage A2O process and the use method simulate the sewage after a natural wind component, a water surface floating sludge removing component, an underwater sludge removing component and an aeration biological filter component act on the clarification tank in sequence, are energy-saving, have obvious effect of removing suspended matters and can achieve the expected purpose.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 (9)
1. A remove device of visual mud in stabilization tank in sewage A2O technology which characterized in that: comprises a natural wind simulating component, a water surface floating mud removing component, an underwater mud removing component and an aeration biological filter component;
a weir plate in the simulated natural wind assembly blocks floating mud flowing into the stabilization tank from a simulated natural wind channel, wind in the simulated natural wind channel blows the floating mud to a wind outlet, and a sewage pump in the water surface floating mud removal assembly pumps out the floating mud to be discharged into a mud return pipe channel;
the underwater floating mud removing component is inserted into the bottom of the pool from the water surface, and periodically removes the mud at the bottom of the pool;
the bottom of the biological aerated filter is a cone, and the treated water is collected; the cone is upwards divided into an aeration disc layer, a perforated plate layer, a bionic straw braid layer, a large sandstone layer, a medium sandstone layer, a small sandstone layer and a granular activated carbon layer in sequence.
2. The device for removing the visible sludge in the stabilization tank in the sewage A2O process of claim 1, wherein: the subassembly is got rid of to surface of water mud of floating, and the mud of floating that will blow comes is received and is flowed into the mud collecting box that floats, and the interior surface of water sludge pump of mud collecting box of floating carries mud to mud return pipe canal.
3. The device for removing the visible sludge in the stabilization tank in the sewage A2O process of claim 1, wherein: the underwater sludge removal assembly includes: the suction inlet of the underwater sludge pump can extend into the bottom of the tank from the water surface, the suction inlet extending downwards is in flexible connection, and the underwater sludge pump periodically advances on the metal track to remove sludge at the bottom of the tank.
4. The device for removing the visible sludge in the stabilization tank in the sewage A2O process of claim 1, wherein: in the biological aerated filter assembly, the effluent of the stabilization tank automatically flows into the biological aerated filter assembly and automatically flows and converges into a water collecting tank after treatment.
5. The device for removing the visible sludge in the stabilization tank in the sewage A2O process of claim 1, wherein: big gravel layer, well gravel layer and little gravel layer do in proper order: big grit length is 30mm, well grit length is 10mm and little grit length is 5mm, and the orifice plate layer has laid the orifice plate that the hole diameter is 40mm, supports bionical grass pigtail layer, big grit layer, well grit layer, little grit layer and the active carbon layer of granule on the orifice plate layer.
6. The device for removing the visible sludge in the stabilization tank in the sewage A2O process of claim 1, wherein: the aeration biological filter assembly is provided with a water inlet automatic control butterfly valve and a water outlet automatic control butterfly valve which are pipelines for water inlet and water outlet;
the conical bottom is provided with a backwashing water pipeline connected with an air pipeline, and a backwashing automatic control regulating valve and an aeration automatic control regulating valve are installed.
7. The device for removing the visible sludge in the stabilization tank in the sewage A2O process of claim 1, wherein: the water inlet valve of the biological aerated filter assembly is matched with the automatic aeration control valve.
8. The device for removing the visible sludge in the stabilization tank in the sewage A2O process of claim 1, wherein: the simulated natural wind component, the water surface floating mud removing component, the underwater mud removing component and the biological aerated filter component are matched for use.
9. The device for removing the visible sludge in the stabilization tank in the sewage A2O process of claim 1, wherein: 1 water surface sludge pump and 1 underwater sludge pump in the stabilization tank area; the aeration biological filtration area is provided with no pump, and comprises 1 air volume valve, 1 water inlet valve, 1 water outlet valve, 1 aeration self-control regulating valve and 1 backwashing self-control regulating valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120714208.5U CN216191727U (en) | 2021-04-08 | 2021-04-08 | Device for removing visible sludge in stabilization tank in sewage A2O process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120714208.5U CN216191727U (en) | 2021-04-08 | 2021-04-08 | Device for removing visible sludge in stabilization tank in sewage A2O process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216191727U true CN216191727U (en) | 2022-04-05 |
Family
ID=80858134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120714208.5U Expired - Fee Related CN216191727U (en) | 2021-04-08 | 2021-04-08 | Device for removing visible sludge in stabilization tank in sewage A2O process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216191727U (en) |
-
2021
- 2021-04-08 CN CN202120714208.5U patent/CN216191727U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220405 |