CN219823871U - Nitrifying and precipitating integrated high-density pool based on MBBR (moving bed biofilm reactor) process - Google Patents
Nitrifying and precipitating integrated high-density pool based on MBBR (moving bed biofilm reactor) process Download PDFInfo
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- CN219823871U CN219823871U CN202321277423.9U CN202321277423U CN219823871U CN 219823871 U CN219823871 U CN 219823871U CN 202321277423 U CN202321277423 U CN 202321277423U CN 219823871 U CN219823871 U CN 219823871U
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- 230000001546 nitrifying effect Effects 0.000 title claims abstract description 35
- 230000001376 precipitating effect Effects 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 67
- 238000004062 sedimentation Methods 0.000 claims abstract description 28
- 238000005192 partition Methods 0.000 claims abstract description 22
- 238000007599 discharging Methods 0.000 claims abstract description 17
- 238000011049 filling Methods 0.000 claims abstract description 11
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 9
- 238000001914 filtration Methods 0.000 claims abstract description 8
- 239000000945 filler Substances 0.000 claims abstract description 7
- 239000010802 sludge Substances 0.000 claims description 34
- 238000001556 precipitation Methods 0.000 claims description 11
- 238000009792 diffusion process Methods 0.000 claims description 10
- 238000012856 packing Methods 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 claims description 5
- 238000005276 aerator Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 230000010354 integration Effects 0.000 claims description 2
- 239000013049 sediment Substances 0.000 claims description 2
- AHEWZZJEDQVLOP-UHFFFAOYSA-N monobromobimane Chemical compound BrCC1=C(C)C(=O)N2N1C(C)=C(C)C2=O AHEWZZJEDQVLOP-UHFFFAOYSA-N 0.000 claims 12
- 230000000903 blocking effect Effects 0.000 claims 2
- 239000010865 sewage Substances 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 235000013619 trace mineral Nutrition 0.000 description 3
- 239000011573 trace mineral Substances 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 2
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 description 2
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000975 bioactive effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011151 fibre-reinforced plastic Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000006396 nitration reaction Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 125000001477 organic nitrogen group Chemical group 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model provides a nitrifying and precipitating integrated high-density pool based on an MBBR (moving bed biofilm reactor) process, which comprises a sealed treatment pool and an external pump, wherein the treatment pool is internally divided into a nitrifying area and a precipitating area through a first partition board, the top of the nitrifying area is communicated with the bottom of the precipitating area, MBBR filler is filled in the nitrifying area, and a water inlet groove is arranged in the nitrifying area far away from one end of the precipitating area; a filtering component is arranged in the sedimentation zone, and a water outlet is arranged at the top of the sedimentation zone; the feeding end of the external pump is communicated with the bottom of the sedimentation zone through a first pipeline, and the discharging end of the external pump is communicated with the water inlet tank through a second pipeline; the first pipeline is also communicated with a feeding pipe, and the second pipeline is also communicated with a reagent filling pipe. The sewage treatment device solves the problems that most of the existing sewage treatment devices are complex in structure, large occupied area is needed, sewage treatment cost is high, and meanwhile, the sewage treatment effect is poor.
Description
Technical Field
The utility model relates to the technical field of sewage treatment equipment, in particular to a nitrifying and precipitating integrated high-density tank based on an MBBR (moving bed biofilm reactor) process.
Background
The sewage recycling means that sewage reaches a specific water quality standard through innocent treatment, is used as reclaimed water to replace conventional water resources, and is used for industrial production, municipal miscellaneous use, resident life, ecological water supplementing, agricultural irrigation, recharging groundwater and the like, and other resources and energy sources are extracted from the sewage. Since the MBBR reactor is produced until now, the process has the advantages of a biological filter, a fixed bed and a fluidized bed, and has the advantages of being widely interesting for expert students in all countries around the world, and particularly has the advantages of simple construction, convenient operation, high organic matter removal efficiency and strong dephosphorization and nitrogen removal capability, and is particularly suitable for the advanced treatment of sewage and the treatment of organic sewage of small and medium-sized enterprises. The existing sewage treatment device based on the MBBR technology has the problems that the treatment steps are more, most structures are more complex, larger occupied area is needed, the sewage treatment cost is higher, the sewage treatment effect is poor, and the like.
Disclosure of Invention
The utility model aims to provide a nitrifying and precipitating integrated high-density pool based on an MBBR process, which solves the problems that most of the existing sewage treatment devices are complex in structure, large occupied area is needed, sewage treatment cost is high, and meanwhile, sewage treatment effect is poor.
The embodiment of the utility model is realized by the following technical scheme: the nitrifying and precipitating integrated high-density pool based on the MBBR technology comprises a sealed treatment pool and an external pump, wherein the treatment pool is internally divided into a nitrifying area and a precipitating area through a first partition board, the top of the nitrifying area is communicated with the bottom of the precipitating area, MBBR packing is filled in the nitrifying area, and a water inlet groove is formed in the interior of one end, far away from the precipitating area, of the nitrifying area;
a filtering component is arranged in the sedimentation zone, and a water outlet is arranged at the top of the sedimentation zone;
the feeding end of the external pump is communicated with the bottom of the sedimentation zone through a first pipeline, and the discharging end of the external pump is communicated with the water inlet tank through a second pipeline; the first pipeline is also communicated with a feeding pipe, and the second pipeline is also communicated with a reagent filling pipe.
Further, the device further comprises a gas adding pipe, one end of the gas adding pipe is connected with a jet aerator, the other end of the gas adding pipe is vertically connected with a diffusion pipe, the diffusion pipe is positioned at the bottom of the nitrifying zone, and a plurality of nozzles are arranged on the diffusion pipe at intervals.
Further, still include the second baffle, the second baffle is located in the nitrifying zone, the second baffle with first baffle interval sets up, the second baffle with be formed with drainage channel between the first baffle, first baffle bottom not with the treatment tank bottom is connected, second baffle upper end is provided with the breach, be provided with the filter plate on the breach.
Further, the device also comprises a sludge collecting box, wherein the sludge collecting box is communicated with the bottom of the sedimentation zone through a plurality of third pipelines which are arranged at intervals, and the first pipelines are communicated with the sludge collecting box.
Further, the filter assembly includes a chute and a mud guard, the chute being positioned above the mud guard.
Further, the mud baffle comprises a first baffle and a second baffle, one end of the first baffle is connected with the second baffle to form a V shape, and the opening of the first baffle faces downwards.
Further, the treatment tank further comprises a water outlet tank, one end of the water outlet tank is communicated with the water outlet, the other end of the water outlet tank is in sealing connection with the inner wall of the treatment tank, a plurality of triangular weirs are arranged on two side walls of the water outlet tank, and the water outlet tank is communicated with the sedimentation zone through the triangular weirs.
Further, the device also comprises a mud discharging pipe, wherein one end of the mud discharging pipe is vertically communicated with a fourth pipeline, the fourth pipeline is arranged at the bottom of the sedimentation zone, and a plurality of through holes are formed in the fourth pipeline.
Further, the device further comprises an electromagnetic valve, and the electromagnetic valve is arranged on the first pipeline, the reagent filling pipe, the feeding pipe and the mud discharging pipe.
Further, the filling ratio of the MBBR filling material filled in the nitrifying zone is 60% -70%.
The technical scheme of the embodiment of the utility model has at least the following advantages and beneficial effects:
1. the inside of the treatment tank is divided into a nitrifying area and a precipitating area through a first baffle, a drainage channel is formed between a second baffle and the first baffle, the bottom end of the first baffle is not connected with the bottom of the treatment tank, a notch is formed at the upper end of the second baffle, a filter plate is arranged on the notch, mud water which is preliminarily treated by MBBR filler enters the precipitating area from the drainage channel, and after preliminary precipitation in the precipitating area, the mud water moves from bottom to top in the precipitating area and is filtered; the filter plate is mainly used for preventing the MBBR filler from entering the drainage channel, has high overall density, and comprises a plurality of structures for sewage treatment in a limited space, and has less occupied area and high integration degree.
2. The feeding end of the external pump is communicated with the bottom of the sedimentation zone through a first pipeline, and the discharging end of the external pump is communicated with the water inlet tank through a second pipeline; and the precipitated sludge is pumped to the nitrification area again through an external pump, so that the nitrification and denitrification reactions are realized, trace elements in the sludge water are treated finally, the trace elements can be discharged after being detected to be qualified, the treatment efficiency and the purification quality are improved, and meanwhile, the second pipeline is also communicated with a reagent filling pipe for adding carbon sources, dephosphorization agents and the like into the sludge water to be treated and for assisting microorganisms in purifying the sludge water.
3. After muddy water enters into the lower extreme and is conical sedimentation zone, through being the fender mud spare of reverse V-arrangement, intercept muddy water, after silt entering V mouth, can reduce the movement speed, produce the vortex simultaneously, make silt preliminary subside, the muddy water rethread inclined tube after preliminary subsides carries out the secondary filtration, and silt purifying effect is good.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic front view of the internal structure of a nitrifying and precipitating integrated high-density pool based on an MBBR process;
FIG. 2 is a left side view of a nitrifying and precipitating integrated high-density pool based on the MBBR technology;
FIG. 3 is a schematic cross-sectional view at A-A of FIG. 1;
FIG. 4 is a schematic cross-sectional view at B-B of FIG. 1;
FIG. 5 is a schematic cross-sectional view taken at C-C of FIG. 1;
icon: 1. the device comprises a treatment tank, 101, a nitration zone, 102, a sedimentation zone, 2, an external pump, 3, a first partition board, 4, MBBR packing, 5, a water inlet tank, 6, a water outlet, 7, a first pipeline, 8, a second pipeline, 9, a feed pipe, 10, a reagent filling pipe, 11, a gas adding pipe, 12, a diffusion pipe, 13, a second partition board, 14, a drainage channel, 15, a filter plate, 16, a sludge collecting box, 17, a third pipeline, 18, an inclined pipe, 19, a first baffle, 20, a second baffle, 21, a water outlet tank, 22, a triangular weir, 23, a sludge discharging pipe, 24, a fourth pipeline, 25 and an electromagnetic valve.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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 to 5, the present embodiment provides a high-density integrated nitrification and precipitation tank based on MBBR technology, which comprises a sealed treatment tank 1 and an external pump 2, wherein the interior of the treatment tank 1 is divided into a nitrification area 101 and a precipitation area 102 by a first partition board 3, the top of the nitrification area 101 is communicated with the bottom of the precipitation area 102, MBBR filler 4 is filled in the nitrification area 101, a water inlet tank 5 is arranged in the interior of one end, far away from the precipitation area 102, of the nitrification area 101, and sewage entering through the top of the water inlet tank 5 and the nitrification area 101 overflows into the nitrification area 101; the MBBR filler 4 is a novel bioactive carrier, adopts a scientific formula, fuses a plurality of microelements which are favorable for the rapid attachment growth of microorganisms into a high polymer material according to different sewage properties, and is modified and constructed by a special process, and has the advantages of large specific surface area, good hydrophilicity, high bioactivity, quick film formation, good treatment effect, long service life and the like.
In specific implementation, experiments show that when the ratio of MBBR packing 4 filled in the nitrifying zone 101 is 60% -70%, the mud water treatment efficiency is highest in unit time, mud water is nitrified and denitrified through the MBBR packing 4 and then enters the precipitating zone 102, part of mud is precipitated at the bottom, a filtering component is arranged in the precipitating zone 102, a water outlet 6 is arranged at the top of the precipitating zone 102, and precipitated water is filtered by a filtering piece from bottom to top and then is discharged from the water outlet 6.
As shown in fig. 1-3, a feeding end of the external pump 2 is communicated with the bottom of the sedimentation zone 102 through a first pipeline 7, and a discharging end of the external pump 2 is communicated with the water inlet tank 5 through a second pipeline 8; and the precipitated sludge is pumped to the nitrification zone 101 again through the external pump 2, so that the nitrification and denitrification reactions are realized circularly and repeatedly, trace elements in the sludge water are treated finally, and the sludge water can be discharged after being detected to be qualified, and the treatment efficiency and the purification quality are improved.
More specifically, the first pipeline 7 is further communicated with a feed pipe 9 for injecting muddy water to be treated when the muddy water in the first pipeline is insufficient, and the second pipeline 8 is also communicated with a reagent filling pipe 10 for adding a carbon source, a dephosphorizing agent and the like to the muddy water to be treated so as to assist microorganisms in purifying the muddy water.
As shown in fig. 1-4, the device further comprises a gas adding pipe 11, one end of the gas adding pipe 11 is connected with a jet aerator, the other end of the gas adding pipe 11 is vertically connected with a diffusion pipe 12, the diffusion pipe 12 is positioned at the bottom of the nitrifying zone 101, a plurality of nozzles are arranged on the diffusion pipe 12 at intervals, the jet aerator pumps oxygen with proper concentration into the nitrifying zone through the gas adding pipe 11, and then the high-speed air flow sprayed by the nozzles is used for stirring muddy water during the nitrifying reaction, so that the oxygen can be fully mixed with the muddy water to promote the nitrifying reaction, firstly, organic nitrogen is converted into ammonia nitrogen, and then the ammonia nitrogen is converted into nitrate nitrogen; in the subsequent denitrification, no oxygen is needed to be pumped, nitrate nitrogen is reduced into nitrogen, and the carbon source needed in the denitrification process is insufficient and needs to be additionally added.
As shown in fig. 1-5, the device further comprises a second partition 13, the second partition 13 is located in the nitrifying zone 101, the second partition 13 is arranged with the first partition 3 at intervals, a drainage channel 14 is formed between the second partition 13 and the first partition 3, the bottom end of the first partition 3 is not connected with the bottom of the treatment tank 1, a notch is formed in the upper end of the second partition 13, and a filter plate 15 is arranged on the notch. In the specific implementation, the muddy water primarily treated by the MBBR packing 4 enters the sedimentation zone 102 from the drainage channel 14, and after primary sedimentation in the sedimentation zone 102, the muddy water moves from bottom to top in the sedimentation zone and is filtered; the filter plate 15 is mainly used for preventing the MBBR filler 4 from entering the drainage channel 14.
As shown in fig. 1-3, the sludge collecting box 16 is further included, the sludge collecting box 16 is communicated with the bottom of the sedimentation zone 102 through a plurality of third pipelines 17 arranged at intervals, and the first pipeline 7 is communicated with the sludge collecting box 16. During concrete implementation, when the external pump is used for circularly treating precipitated sludge, the first pipeline 7 is used for pumping the precipitated sludge from the collecting box 16, the collecting box 16 is used for pumping the sludge at the bottom of the precipitation zone 102 through the plurality of third pipelines 17 after negative pressure is generated, and the plurality of third pipelines 17 can prevent the blockage when the third pipelines 17 are practically single and are easy to damage the external pump 2 and influence the normal treatment progress.
As shown in fig. 1, the filter assembly includes a chute 18 and a mud guard, with the chute 18 being located above the mud guard. The inclined tube 18 is made of three materials, namely polypropylene (PP), polyvinyl chloride (PVC) and glass Fiber Reinforced Plastic (FRP), and the honeycomb inclined tube 18 is mainly used for precipitation and sand removal.
More specifically, the mud guard includes a first baffle 19 and a second baffle 20, where one end of the first baffle 19 is connected to the second baffle 20 in a V-shape, and the opening of the first baffle is downward. And then after mud water enters into the lower extreme and is conical sedimentation zone 102, through being the fender mud spare of reverse V-arrangement, intercept mud water, after silt entering V mouth, can reduce the movement speed, produce the vortex simultaneously, make silt preliminary subside, the mud water rethread cellular inclined tube 18 after preliminary subside carries out the filtration again.
As shown in fig. 1-3 and 5, the treatment tank further comprises a water outlet tank 21, one end of the water outlet tank 21 is communicated with the water outlet 6, the other end of the water outlet tank 21 is in sealing connection with the inner wall of the treatment tank 1, a plurality of triangular weirs 22 are arranged on two side walls of the water outlet tank 21, and the water outlet tank 21 is communicated with the sedimentation area 102 through the triangular weirs 22. In the concrete implementation, after the muddy water is filtered through the honeycomb-shaped inclined pipes 18, the liquid overflows into the water outlet groove 21 through the two rows of triangular weirs 22, and finally is discharged from the water outlet 6.
As shown in fig. 1-3, the sludge discharging device further comprises a sludge discharging pipe 23, one end of the sludge discharging pipe 23 is vertically communicated with a fourth pipeline 24, the fourth pipeline 24 is arranged at the bottom of the sedimentation zone 102, a plurality of through holes are formed in the fourth pipeline 24, one end, far away from the fourth pipeline 24, of the sludge discharging pipe 23 is connected with a sludge pump, and after sludge deposited in the sludge discharging device is processed, sediment deposited at the bottom of the sedimentation zone 102 is discharged through the fourth pipeline 24 and the sludge discharging pipe 23, so that the subsequent treatment of the sludge is facilitated.
More specifically, the device further comprises a solenoid valve 25, and the solenoid valve 25 is arranged on the first pipeline 7, the reagent filling pipe 10, the feeding pipe 9 and the mud discharging pipe 23. The electromagnetic valves 25 on different pipelines are used for conducting and closing the pipelines under different use conditions, and the electric control is more convenient.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The utility model provides a nitrify high dense pond of sediment integration based on MBBR technology which characterized in that: the device comprises a sealed treatment tank (1) and an external pump (2), wherein the interior of the treatment tank (1) is divided into a nitrification zone (101) and a sedimentation zone (102) through a first partition board (3), the top of the nitrification zone (101) is communicated with the bottom of the sedimentation zone (102), MBBR packing (4) is filled in the nitrification zone (101), and a water inlet tank (5) is arranged in the interior of one end, far away from the sedimentation zone (102), of the nitrification zone (101);
a filtering component is arranged in the sedimentation zone (102), and a water outlet (6) is arranged at the top of the sedimentation zone (102);
the feeding end of the external pump (2) is communicated with the bottom of the sedimentation zone (102) through a first pipeline (7), and the discharging end of the external pump (2) is communicated with the water inlet tank (5) through a second pipeline (8); the first pipeline (7) is also communicated with a feeding pipe (9), and the second pipeline (8) is also communicated with a reagent filling pipe (10).
2. The nitrifying and precipitating integrated high-density pool based on the MBBR process as claimed in claim 1, further comprising an air adding pipe (11), wherein one end of the air adding pipe (11) is connected with a jet aerator, the other end of the air adding pipe (11) is vertically connected with a diffusion pipe (12), the diffusion pipe (12) is positioned at the bottom of the nitrifying area (101), and a plurality of nozzles are arranged on the diffusion pipe (12) at intervals.
3. The nitrifying and precipitating integrated high-density pool based on the MBBR process, which is characterized by further comprising a second partition plate (13), wherein the second partition plate (13) is positioned in the nitrifying area (101), the second partition plate (13) is arranged at intervals with the first partition plate (3), a drainage channel (14) is formed between the second partition plate (13) and the first partition plate (3), the bottom end of the first partition plate (3) is not connected with the bottom of the treatment pool (1), a notch is formed in the upper end of the second partition plate (13), and a filter plate (15) is arranged on the notch.
4. The nitrifying and precipitating integrated high-density pool based on the MBBR process as claimed in claim 1, further comprising a sludge collecting box (16), wherein the sludge collecting box (16) is communicated with the bottom of the precipitating area (102) through a plurality of third pipelines (17) arranged at intervals, and the first pipeline (7) is communicated with the sludge collecting box (16).
5. The high-density pond integrating nitrification and precipitation based on the MBBR process as claimed in any one of claims 1 to 4, wherein said filtration means comprises a chute (18) and a sludge blocking member, said chute (18) being located above said sludge blocking member.
6. The high-density pool with integrated nitrification and precipitation based on the MBBR process according to claim 5, wherein the mud baffle comprises a first baffle (19) and a second baffle (20), one end of the first baffle (19) is connected with the second baffle (20) to form a V shape, and the opening of the first baffle is downward.
7. The nitrifying and precipitating integrated high-density pool based on the MBBR process as claimed in any one of claims 1 to 4, further comprising a water outlet tank (21), wherein one end of the water outlet tank (21) is communicated with the water outlet (6), the other end of the water outlet tank (21) is in sealing connection with the inner wall of the treatment pool (1), a plurality of triangular weirs (22) are arranged on two side walls of the water outlet tank (21), and the water outlet tank (21) is communicated with the precipitating area (102) through the plurality of triangular weirs (22).
8. The integrated high-density pool for nitrification and precipitation based on the MBBR process as claimed in any one of claims 1 to 4, further comprising a sludge discharge pipe (23), wherein one end of the sludge discharge pipe (23) is vertically communicated with a fourth pipeline (24), the fourth pipeline (24) is arranged at the bottom of the precipitation zone (102), and a plurality of through holes are formed in the fourth pipeline (24).
9. The nitrifying and precipitating integrated high-density pool based on the MBBR process as claimed in claim 8, further comprising an electromagnetic valve (25), wherein the electromagnetic valve (25) is arranged on each of the first pipeline (7), the reagent filling pipe (10), the feeding pipe (9) and the mud discharging pipe (23).
10. The nitrifying and precipitating integrated high-density pool based on the MBBR process as claimed in claim 1, wherein the nitrifying area (101) is filled with the MBBR filler (4) with the proportion of 60% -70%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321277423.9U CN219823871U (en) | 2023-05-24 | 2023-05-24 | Nitrifying and precipitating integrated high-density pool based on MBBR (moving bed biofilm reactor) process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321277423.9U CN219823871U (en) | 2023-05-24 | 2023-05-24 | Nitrifying and precipitating integrated high-density pool based on MBBR (moving bed biofilm reactor) process |
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| Publication Number | Publication Date |
|---|---|
| CN219823871U true CN219823871U (en) | 2023-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321277423.9U Active CN219823871U (en) | 2023-05-24 | 2023-05-24 | Nitrifying and precipitating integrated high-density pool based on MBBR (moving bed biofilm reactor) process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219823871U (en) |
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2023
- 2023-05-24 CN CN202321277423.9U patent/CN219823871U/en active Active
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