CN208361986U - Nitrogen and phosphorus removal bio purifies sewage treatment efficient backflow system - Google Patents
Nitrogen and phosphorus removal bio purifies sewage treatment efficient backflow system Download PDFInfo
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- CN208361986U CN208361986U CN201820680933.3U CN201820680933U CN208361986U CN 208361986 U CN208361986 U CN 208361986U CN 201820680933 U CN201820680933 U CN 201820680933U CN 208361986 U CN208361986 U CN 208361986U
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- partition
- pond
- anoxic pond
- sewage treatment
- nitrogen
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Abstract
The utility model belongs to technical field of sewage, sewage treatment efficient backflow system is purified more particularly to nitrogen and phosphorus removal bio, including coarse filtration pond, the water outlet in coarse filtration pond is connected with conditioning tank, conditioning tank is equipped with upper spacer and lower clapboard, anaerobic pond is equipped on the right side of lower clapboard, the right side of anaerobic pond is equipped with first partition, the inside of anaerobic pond is equipped with the first aerated conduit and the first submersible type stirring motor, the right side of first partition is equipped with anoxic pond A, the right side of anoxic pond A is equipped with second partition, the inside of anoxic pond A is equipped with the second aerated conduit and the second submersible type stirring motor, the right side of second partition is equipped with aerobic tank, the right side of aerobic tank is equipped with third partition, the downside of third partition is equipped with return port, the right side of third partition is equipped with anoxic pond B, the upside of aerobic tank is equipped with two pieces of inclined clapboards, the right side of anoxic pond B be equipped with the 4th every Plate, the right side of the 4th partition are equipped with settling zone, and the right side of settling zone is equipped with the 5th partition, and the right side of the 5th partition is equipped with membrane biological reaction pond.
Description
Technical field
The utility model belongs to technical field of sewage, and in particular to nitrogen and phosphorus removal bio purification sewage treatment is efficiently returned
Streaming system.
Background technique
Water resource, the shortage of the energy and the deterioration of quality of water environment have become the bottleneck of socio-economic development, improve
Wastewater treatment rate and degree for the treatment of, the denitrogenation dephosphorizing efficiency for reinforcing sewage treatment plant, reduction sewage treatment energy consumption become when business
It is anxious.
The prior art, anaerobic-anoxic-aerobic process therefore are more used by sewage treatment with the function of denitrogenation dephosphorizing
The favor at family, wherein the basic principle of nitration denitrification biology ammonia nitrogen removal is: under aerobic condition, NH3 is acted in Autotrophic nitrification bacterium
Under be converted into NO3 -Or NO2 -, then anaerobism under anoxia condition, NO3 -Or NO2 -N is converted under heterotrophic denitrifying Bacteria effect2,
And it is discharged into atmosphere；And dephosphorization is required in anaerobism and containing NO3 -Nitrate it is few as far as possible in the case where carry out；Traditional denitrogenation removes
Phosphorus device is from left to right successively are as follows: anaerobic zone, anoxic zone, aerobic zone are finally filtering settling zone, concrete technology flow process are as follows: dirty
Water is introduced into anaerobic zone, enters back into anoxic zone and finally just enters aerobic zone, denitrogenation is then to pass through reflux pump after Aerobic Process for Treatment
Mixed liquor is back in anoxic zone and carries out denitrification denitrogenation, and dephosphorization is then in filtering settling zone by the dirt after filtering precipitating
Mud is back to anaerobic zone by sludge pump, is handled；By the phase of the condition of denitrogenation dephosphorizing, specific technique and applicant's many years
Working experience is closed, prior art Shortcomings are in particular in: in denitrification process, needing that mixed liquor flows back by reflux pump
To anoxic zone, more consuming energy, while also increasing the running cost of equipment；It may know that by the requirement of dephosphorization, pass through sludge
The sludge requirement of pump reflux is few as far as possible containing nitrate, because of NO therein3 -It can inhibit to interfere dephosphorization, and the prior art is in space
Layout and operating status, the sludge that comes directly is discharged by aerobic zone, necessarily contains more nitrate, this will certainly do
The growth for releasing phosphorus bacterium is inhibited to be not achieved while preferably removing the effect of N, P to be unable to reach efficient dephosphorization function.
Utility model content
Aiming at the problem that above-mentioned background technique is proposed, the purpose of this utility model is: being intended to provide nitrogen and phosphorus removal bio
Purify sewage treatment efficient backflow system.
To realize the above-mentioned technical purpose, the technical solution adopted in the utility model is as follows:
Nitrogen and phosphorus removal bio purifies sewage treatment efficient backflow system, including coarse filtration pond, the coarse filtration pond are connected with
Wastewater inlet, the coarse filtration pond are connected with coarse filtration grid, and the water outlet in the coarse filtration pond is connected with conditioning tank, the tune
It saves pond and is equipped with upper spacer and lower clapboard, the lower clapboard is located at the right side of upper spacer and the top of lower clapboard and is lower than upper spacer
Bottom, be removably connected with thin filtering grid between the upper spacer and lower clapboard, the right side of the lower clapboard, which is equipped with, detests
Oxygen pond, the right side of the anaerobic pond are equipped with first partition, and the downside of the first partition is equipped with the first water hole, the anaerobic pond
Inside be equipped with the first aerated conduit and the first submersible type stirring motor, the right side of the first partition is equipped with anoxic pond A, described
The right side of anoxic pond A is equipped with second partition, and the downside of the second partition is equipped with the second water hole, the inside of the anoxic pond A
Equipped with the second aerated conduit and the second submersible type stirring motor, the right side of the second partition is equipped with aerobic tank, the aerobic tank
Right side be equipped with third partition, the downside of the third partition is equipped with return port, and the right side of the third partition is equipped with anoxic pond
B, the downside of the aerobic tank are equipped with third aerated conduit, and the upside of the aerobic tank is equipped with two pieces of inclined clapboards, the inclined clapboard
Corresponding with anoxic pond A and anoxic pond B, the right side of the anoxic pond B is equipped with the 4th partition, the 4th partition be equipped with muddy water into
Mouthful, the right side of the 4th partition is equipped with settling zone, and the right side of the settling zone is equipped with the 5th partition, the 5th partition it is upper
Side is equipped with discharge outlet, and the downside of the settling zone is equipped with mud discharging mouth, is connected with spoil disposal pipeline on the downside of the mud discharging mouth, and described the
The right side of five partitions is equipped with membrane biological reaction pond, and the membrane biological reaction pond is connected with and membrane bioreactor, the film biology
Reactor is connected with outlet pipe, and the outlet pipe is connected with water outlet pump, first aerated conduit, the second aerated conduit and third
Aerated conduit is respectively connected with Aeration fan.
With technical solutions of the utility model, it is equipped with anoxic pond B after aerobic tank, settling zone is equipped with after anoxic pond B, is lacking
Partition bottom between oxygen pond A and aerobic tank, aerobic tank and anoxic pond B is equipped with the second water hole, and return port can thus pass through
The mixed liquor of aerobic tank is overflowed across into second partition using the Vertical Dynamic of Aeration fan and third partition enters the anoxic pond A of two sides
In anoxic pond B, so that mixed liquor be facilitated to carry out denitrification denitrogenation in anoxic pond A and anoxic pond B, mixed liquor can guarantee in this way
Circulation, improve the effect of denitrogenation；And the first aerated conduit and the first submersible type stirring motor and the second aerated conduit and second
Submersible type stirring motor is used cooperatively, and the effect that sewage can be made to handle in anaerobic pond and anoxic pond A is more preferable；It can be more
Add efficient progress denitrogenation dephosphorizing processing；And the structure design of settling zone, it is poly- to the bottom of settling zone can to make to be conducive to sludge
Collection, is convenient to the reflux and discharge of sludge.
It further limits, is equipped with filler in the anaerobic pond, anoxic pond A and aerobic tank, such structure design can be with
Keep the effect of sewage treatment more preferable.
It further limits, the filler is curtain filler, and such structure design can make filler have good water purification to imitate
Can, support film changes film and is easy, not easy to knot groups, starts that fast adsorption capacity is strong, and bioactivity is high, and it is strong to go to denitrogenate phosphorus ability, mass-transfer efficiency
Height, stable, effluent quality is good, easy for installation, long service life.
It further limits, the Aeration fan is submerged water Aeration fan, and such structure design can be such that submerged water exposes
Gas fan noise source all sinks under the water, and is effectively controlled noise pollution.
It further limiting, the inclined clapboard tilts down and inclined angle is 20 °~30 °, such structure design,
The guiding reflowing result of inclined clapboard can be made preferable.
Detailed description of the invention
The utility model can be further illustrated by the nonlimiting examples that attached drawing provides；
Fig. 1 is the structural representation that the utility model nitrogen and phosphorus removal bio purifies sewage treatment efficient backflow system embodiment
Figure；
Main element symbol description is as follows:
Coarse filtration pond 1, wastewater inlet 11, coarse filtration grid 12, conditioning tank 2, upper spacer 21, lower clapboard 22, thin filter grid
Grid 23, anaerobic pond 3, first partition 31, the first water hole 32, the first aerated conduit 33, the first submersible type stirring motor 34, anoxic
Pond A4, second partition 41, the second water hole 42, the second aerated conduit 43, the second submersible type stirring motor 44, aerobic tank 5, third
Partition 51, return port 52, third aerated conduit 53, inclined clapboard 54, anoxic pond B6, the 4th partition 61, muddy water import 62, settling zone
7, the 5th partition 71, discharge outlet 72, mud discharging mouth 73, spoil disposal pipeline 74, membrane biological reaction pond 8, membrane bioreactor 81, outlet pipe
82, water outlet pump 83.
Specific embodiment
It is right with reference to the accompanying drawings and examples in order to make those skilled in the art that the utility model may be better understood
Technical solutions of the utility model further illustrate.
As shown in Figure 1, the nitrogen and phosphorus removal bio of the utility model purifies sewage treatment efficient backflow system, including coarse filtration
Pond 1, coarse filtration pond 1 are connected with wastewater inlet 11, and coarse filtration pond 1 is connected with coarse filtration grid 12, and the water outlet in coarse filtration pond 1 connects
It is connected to conditioning tank 2, conditioning tank 2 is equipped with upper spacer 21 and lower clapboard 22, and lower clapboard 22 is located at the right side of upper spacer 21 and lower clapboard
22 the top is lower than the bottom of upper spacer 21, and thin filtering grid is removably connected between upper spacer 21 and lower clapboard 22
23, the right side of lower clapboard 22 is equipped with anaerobic pond 3, and the right side of anaerobic pond 3 is equipped with first partition 31, and the downside of first partition 31 is equipped with
The inside of first water hole 32, anaerobic pond 3 is equipped with the first aerated conduit 33 and the first submersible type stirring motor 34, first partition 31
Right side be equipped with anoxic pond A4, the right side of anoxic pond A4 is equipped with second partition 41, and the downside of second partition 41 is equipped with second and crosses water
The inside in hole 42, anoxic pond A4 is equipped with the second aerated conduit 43 and the second submersible type stirring motor 44, the right side of second partition 41
Equipped with aerobic tank 5, the right side of aerobic tank 5 is equipped with third partition 51, and the downside of third partition 51 is equipped with return port 52, third partition
51 right side is equipped with anoxic pond B6, and the downside of aerobic tank 5 is equipped with third aerated conduit 53, and the upside of aerobic tank 5 is equipped with two pieces tiltedly
Partition 54, inclined clapboard 54 is corresponding with anoxic pond A4 and anoxic pond B6, and the right side of anoxic pond B6 is equipped with the 4th partition 61, the 4th every
Plate 61 is equipped with muddy water import 62, and the right side of the 4th partition 61 is equipped with settling zone 7, and the right side of settling zone 7 is equipped with the 5th partition 71, the
The upside of five partitions 71 is equipped with discharge outlet 72, and the downside of settling zone 7 is equipped with mud discharging mouth 73, and the downside of mud discharging mouth 73 is connected with spoil disposal
Pipeline 74, the right side of the 5th partition 71 are equipped with membrane biological reaction pond 8, membrane biological reaction pond 8 be connected with membrane bioreactor 81,
Membrane bioreactor 81 is connected with outlet pipe 82, and outlet pipe 82 is connected with water outlet pump 83, the first aerated conduit 33, the second aeration tube
Road 43 and third aerated conduit 53 are respectively connected with Aeration fan.
In the present embodiment, it is equipped with anoxic pond B6 after aerobic tank 5, settling zone 7 is equipped with after anoxic pond B6, in anoxic pond A4
Partition bottom between aerobic tank 5, aerobic tank 5 and anoxic pond B6 is equipped with the second water hole 42, and return port 52 can thus lead to
It crosses and the mixed liquor of aerobic tank 5 is overflowed across into second partition 41 and third partition 51 into two sides using the Vertical Dynamic of Aeration fan
In anoxic pond A4 and anoxic pond B6, to facilitate mixed liquor to carry out denitrification denitrogenation in anoxic pond A4 and anoxic pond B6, in this way
The circulation that can guarantee mixed liquor improves the effect of denitrogenation；And the first aerated conduit 33 and the first submersible type stirring motor 34 and
Two aerated conduits 43 are used cooperatively with the second submersible type stirring motor 44, and sewage can be made in anaerobic pond 3 and anoxic pond A4
The effect of middle processing is more preferable；Denitrogenation dephosphorizing processing can more efficiently be carried out；And the structure design of settling zone 7, it can make to have
Conducive to sludge to the congregate of settling zone 7, it is convenient to the reflux and discharge of sludge.
It is preferred that being equipped with filler 9 in anaerobic pond 3, anoxic pond A4 and aerobic tank 5, such structure design can make sewage
The effect of processing is more preferable.In fact, can also consider the knot in anaerobic pond 3, anoxic pond A4 and aerobic tank 5 as the case may be
Structure.
Preferred filler 9 is curtain filler, such structure design, and filler 9 can be made to have good water purification efficiency, and support film changes film
It is easy, not easy to knot groups, starts that fast adsorption capacity is strong, and bioactivity is high, go to denitrogenate that phosphorus ability is strong, and mass-transfer efficiency is high, it is stable,
Effluent quality is good, easy for installation, long service life.In fact, can also consider the specifications and models of filler 9 as the case may be.
It is preferred that Aeration fan is submerged water Aeration fan, such structure design can make submerged water Aeration fan noise
Source all sinks under the water, and is effectively controlled noise pollution.In fact, can also consider the specification of Aeration fan as the case may be
Model.
It is preferred that inclined clapboard 54 tilts down and inclined angle is 20 °~30 °, the design of such structure, can make tiltedly every
The guiding reflowing result of plate 54 is preferable.In fact, can also consider the structure of inclined clapboard 54 as the case may be.
Above-described embodiment is merely exemplary to illustrate the principle and effect of the utility model, and not for limitation, this is practical new
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, all those of ordinary skill in the art are without departing from the revealed spirit of the utility model
With all equivalent modifications completed under technical idea or change, should be covered by the claim of the utility model.
Claims (5)
1. nitrogen and phosphorus removal bio purifies sewage treatment efficient backflow system, including coarse filtration pond (1), the coarse filtration pond (1) is even
It is connected to wastewater inlet (11), the coarse filtration pond (1) is connected with coarse filtration grid (12), it is characterised in that: the coarse filtration pond
(1) water outlet is connected with conditioning tank (2), and the conditioning tank (2) is equipped with upper spacer (21) and lower clapboard (22), the lower clapboard
(22) positioned at upper spacer (21) right side and lower clapboard (22) the top be lower than upper spacer (21) bottom, it is described on every
It is removably connected between plate (21) and lower clapboard (22) thin filtering grid (23), the right side of the lower clapboard (22) is equipped with anaerobism
The right side in pond (3), the anaerobic pond (3) is equipped with first partition (31), and the downside of the first partition (31) is equipped with first and crosses water
Hole (32), the inside of the anaerobic pond (3) are equipped with the first aerated conduit (33) and the first submersible type stirring motor (34), and described the
The right side of one partition (31) is equipped with anoxic pond A (4), and the right side of the anoxic pond A (4) is equipped with second partition (41), and described second
The downside of partition (41) is equipped with the second water hole (42), and the inside of the anoxic pond A (4) is equipped with the second aerated conduit (43) and the
The right side of two submersible type stirring motors (44), the second partition (41) is equipped with aerobic tank (5), the right side of the aerobic tank (5)
Equipped with third partition (51), the downside of the third partition (51) is equipped with return port (52), the right side of the third partition (51)
Equipped with anoxic pond B (6), the downside of the aerobic tank (5) is equipped with third aerated conduit (53), sets on the upside of the aerobic tank (5)
There are two pieces of inclined clapboards (54), the inclined clapboard (54) is corresponding with anoxic pond A (4) and anoxic pond B (6), the anoxic pond B (6)
Right side be equipped with the 4th partition (61), the 4th partition (61) be equipped with muddy water import (62), the right side of the 4th partition (61)
Side is equipped with settling zone (7), and the right side of the settling zone (7) is equipped with the 5th partition (71), sets on the upside of the 5th partition (71)
Have discharge outlet (72), the downside of the settling zone (7) is equipped with mud discharging mouth (73), is connected with spoil disposal on the downside of the mud discharging mouth (73)
The right side of pipeline (74), the 5th partition (71) is equipped with membrane biological reaction pond (8), and the membrane biological reaction pond (8) is connected with
With membrane bioreactor (81), the membrane bioreactor (81) is connected with outlet pipe (82), and the outlet pipe (82) is connected with
Water outlet pump (83), first aerated conduit (33), the second aerated conduit (43) and third aerated conduit (53) are respectively connected with exposure
Gas blower.
2. nitrogen and phosphorus removal bio according to claim 1 purifies sewage treatment efficient backflow system, it is characterised in that: described
Filler (9) are equipped in anaerobic pond (3), anoxic pond A (4) and aerobic tank (5).
3. nitrogen and phosphorus removal bio according to claim 2 purifies sewage treatment efficient backflow system, it is characterised in that: described
Filler (9) is curtain filler.
4. nitrogen and phosphorus removal bio according to claim 3 purifies sewage treatment efficient backflow system, it is characterised in that: described
Aeration fan is submerged water Aeration fan.
5. nitrogen and phosphorus removal bio according to claim 4 purifies sewage treatment efficient backflow system, it is characterised in that: described
Inclined clapboard (54) tilts down and inclined angle is 20 °~30 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820680933.3U CN208361986U (en) | 2018-05-09 | 2018-05-09 | Nitrogen and phosphorus removal bio purifies sewage treatment efficient backflow system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820680933.3U CN208361986U (en) | 2018-05-09 | 2018-05-09 | Nitrogen and phosphorus removal bio purifies sewage treatment efficient backflow system |
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| Publication Number | Publication Date |
|---|---|
| CN208361986U true CN208361986U (en) | 2019-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820680933.3U Expired - Fee Related CN208361986U (en) | 2018-05-09 | 2018-05-09 | Nitrogen and phosphorus removal bio purifies sewage treatment efficient backflow system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110668656A (en) * | 2019-11-05 | 2020-01-10 | 北京邦源环保科技股份有限公司 | An improved AAO combined MBR integrated sewage treatment equipment and sewage treatment method |
-
2018
- 2018-05-09 CN CN201820680933.3U patent/CN208361986U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110668656A (en) * | 2019-11-05 | 2020-01-10 | 北京邦源环保科技股份有限公司 | An improved AAO combined MBR integrated sewage treatment equipment and sewage treatment method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190111 Termination date: 20190509 |
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| CF01 | Termination of patent right due to non-payment of annual fee |