CN209367927U - A kind of high concentration organic nitrogen waste water dis posal equipment - Google Patents
A kind of high concentration organic nitrogen waste water dis posal equipment Download PDFInfo
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- CN209367927U CN209367927U CN201821599982.0U CN201821599982U CN209367927U CN 209367927 U CN209367927 U CN 209367927U CN 201821599982 U CN201821599982 U CN 201821599982U CN 209367927 U CN209367927 U CN 209367927U
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- pipeline
- sedimentation basin
- sludge reflux
- aerobic tank
- reflux pump
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Abstract
The utility model relates to a kind of high concentration organic nitrogen waste water dis posal equipment, include anaerobic pond, the first sedimentation basin, anoxic pond, the second sedimentation basin, aerobic tank, third sedimentation basin, supernatant reflux pump, sludge reflux pump, Aeration fan, aerator, filler, outlet pipeline, supernatant return line, the first sludge reflux pipeline, the second sludge reflux pipeline, third sludge reflux pipeline and mud discharging pipeline；Anaerobic pond, the first sedimentation basin, anoxic pond, the second sedimentation basin, aerobic tank, third sedimentation basin are sequentially connected；The discharge outlet of third sedimentation basin is connected with outlet pipeline, and is connected to by supernatant reflux pump and supernatant return line with the entrance of anoxic pond；The sewage draining exit and mud discharging pipeline connection of each sedimentation basin, and the sewage draining exit of each sedimentation basin is connected to by sludge reflux pump and return line with the mud inlet of front side reaction tank, aerobic tank provides reasonable concentration dissolved oxygen by Aeration fan and aerator.
Description
Technical field
The utility model relates to a kind of high concentration organic nitrogen waste water dis posal equipment.
Background technique
Soluble organic nitrogen is widely present in the ecosystem, can directly be absorbed by water plant, easily causes water body rich
Nutrient laden.Increasingly serious water quality discharge standard proposes more strict requirements to the content of the nutrients such as water outlet carbon, nitrogen,
The processing of nitrogenous effluent is had been a great concern, especially effective disposition of high concentration organic nitrogen waste water.
The waste water organic nitrogen content of the industries such as printing and dyeing and spandex is high at present, and processing difficulty is larger.And major part still uses
Traditional AO technique or A2O process equipment, but organic nitrogen transformation efficiency is lower under anoxic conditions for the process equipment, cannot make nitre
Change and anti-nitration reaction carries out thoroughly, it is not up to standard often resulting in effluent quality.
Utility model content
The utility model aim is to provide a kind of high concentration organic nitrogen waste water dis posal for overcome the deficiencies in the prior art
Equipment.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of high concentration organic nitrogen waste water dis posal is set
It is standby, include anaerobic pond, the first sedimentation basin, anoxic pond, the second sedimentation basin, aerobic tank, third sedimentation basin, supernatant reflux pump, the
One sludge reflux pump, the second sludge reflux pump, third sludge reflux pump, Aeration fan, the first pipeline, the second pipeline, third pipe
Road, the 4th pipeline, the 5th pipeline, outlet pipeline, supernatant return line, the first sludge reflux pipeline, the second mud return line
Road, third sludge reflux pipeline, mud discharging pipeline and anoxic pond filler, aerobic tank filler, aerator；Wherein, anaerobic pond
Discharge outlet be connected to the entrance of the first sedimentation basin by the first pipeline, the discharge outlet of the first sedimentation basin by the second pipeline with it is scarce
The entrance in oxygen pond is connected to, and the discharge outlet of anoxic pond is connected to by third pipeline with the entrance of the second sedimentation basin, the second sedimentation basin
Discharge outlet is connected to by the 4th pipeline with the entrance of aerobic tank, and the discharge outlet of aerobic tank passes through the 5th pipeline and third sedimentation basin
Entrance connection, the discharge outlet of third sedimentation basin are connected with outlet pipeline, and pass through supernatant reflux pump and supernatant return line
It is connected to the entrance of anoxic pond；First sludge from sedimentation tank mouth a part passes through the first sludge reflux pump and the first sludge reflux pipeline
It is connected to anaerobic pond, another part is discharged by mud discharging pipeline；Second sludge from sedimentation tank mouth a part passes through the second sludge
Reflux pump and the second sludge reflux pipeline are connected to anoxic pond, and another part is discharged by mud discharging pipeline；Third sedimentation basin
Sewage draining exit a part be connected to by third sludge reflux pump and third sludge reflux pipeline with aerobic tank, another part passes through dirt
The discharge of mud discharge pipe.
Preferably, first pipeline, the second pipeline, third pipeline, the 4th pipeline, the 5th pipeline and outlet pipeline utilize
Depth displacement gravity flow.
Preferably, the outlet pipeline has branch line, and supernatant reflux pump is precipitated by the branch line and third
The discharge outlet in pond is connected to.
Preferably, the Aeration fan provides required dissolved oxygen by aerator for aerobic tank.
Preferably, the anoxic pond filler and aerobic tank filler are respectively that the microorganism growth in anoxic pond and aerobic tank mentions
For supporting.
Due to the application of the above technical scheme, the utility model has the advantage that compared with prior art
The high concentration organic nitrogen waste water dis posal equipment of the utility model, each device is relatively independent, facilitates each dress
The state modulator set；Anoxic pond is arranged before aerobic tank, it, can on the one hand since denitrification consumes a part of carbon source organic matter
The organic loading for mitigating aerobic tank, on the other hand can play the role of biological selector, be conducive to control sludge bulking, meanwhile,
The basicity that denitrification process generates can also compensate part denitrification process to the nitrification of basicity；And aerobic tank be located at anoxic pond it
Afterwards, the remaining organic matter of denitrification can be made further to be removed, improve effluent quality.
Detailed description of the invention
Technical solutions of the utility model are described further with reference to the accompanying drawing:
Attached drawing 1 is a kind of schematic diagram of high concentration organic nitrogen waste water dis posal equipment described in the utility model.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the utility model is described in further detail.
As shown in Figure 1, a kind of high concentration organic nitrogen waste water dis posal equipment described in the utility model, include anaerobic pond 1, the
One sedimentation basin 2, anoxic pond 3, the second sedimentation basin 4, aerobic tank 5, third sedimentation basin 6, supernatant reflux pump 18, the first sludge reflux
Pump the 8, second sludge reflux pump 11, third sludge reflux pump 16, Aeration fan 14, aerator 12, the first pipeline 21, second pipe
Road 22, third pipeline 23, the 4th pipeline 24, the 5th pipeline 25, outlet pipeline 26, supernatant return line 19, the first sludge return
It is flow tube road 7, the second sludge reflux pipeline 10, third sludge reflux pipeline 15, mud discharging pipeline 17 and anoxic pond filler 9, good
Oxygen pond filler 13；First pipeline, the second pipeline, third pipeline, the 4th pipeline, the 5th pipeline and outlet pipeline 26 utilize liquid
Position depth displacement gravity flow.
Wherein, the discharge outlet of anaerobic pond 1 is connected to by the first pipeline 21 with the entrance of the first sedimentation basin 2, the first sedimentation basin 2
Discharge outlet be connected to the entrance of anoxic pond 3 by the second pipeline 22, the discharge outlet of anoxic pond 3 passes through third pipeline 23 and second
The entrance of sedimentation basin 4 is connected to, and the discharge outlet of the second sedimentation basin 4 is connected to by the 4th pipeline 24 with the entrance of aerobic tank 5, aerobic tank
5 discharge outlet is connected to by the 5th pipeline 25 with the entrance of third sedimentation basin 6.
The discharge outlet of third sedimentation basin 6 is connected with outlet pipeline 26, and has branch line, the branch on outlet pipeline 26
Pipeline is connected with supernatant reflux pump 18, and supernatant reflux pump 18 passes through the back segment of supernatant return line 19 and the second pipeline 22
Connection, and then be connected to the entrance of anoxic pond 2.
The sewage draining exit of first sedimentation basin 2, the second sedimentation basin 4 and third sedimentation basin 6 respectively with the first sludge reflux pump 8,
Two sludge reflux pumps 11, third sludge reflux pump 16 are connected, and a part of sludge passes through the first sludge reflux pipeline 7, the second sludge
Return line 10, third sludge reflux pipeline 15 are back to 5 mud inlet of anaerobic pond 1, anoxic pond 3 and aerobic tank, another portion respectively
Divide and is discharged by mud discharging pipeline 17.
The Aeration fan 14 is that aerobic tank 5 provides required dissolved oxygen by aerator 12；Anoxic pond filler 9 and aerobic
Pond filler 13 is respectively that the microorganism growth in anoxic pond 3 and aerobic tank 5 provides support.
When work, anaerobic reaction degradation part COD is first passed through, while organic nitrogen is converted into ammoniacal nitrogen, water outlet enters first
Sedimentation basin realizes effective mud-water separation, and to create condition in subsequent cell to total nitrogen removal, the bottom of the first sedimentation basin is set
There is mud discharging pipeline and be connected to the sludge reflux pipeline of anaerobic pond, on the one hand retains anaerobe and pass through pump periodically reflux
Into anaerobic pond to guarantee anaerobic pond biomass；On the other hand, preferable mud-water separation reduces the shadow to subsequent processing units
It rings；Supernatant enters anoxic pond, while supernatant is back to anoxic pond in aerobic tank, which both can utilize carbon with denitrification
Source, mitigates the COD load of subsequent nitration reaction, and total nitrogen removal may be implemented.
Wherein, under the effect of anaerobic stages hydrolysis acid-producing bacteria, insoluble hydrolysis of organic matter is at dissolved organic matter, macromolecular complex
Matter resolves into small-molecule substance, and organic nitrogen is converted into ammoniacal nitrogen while degrading part COD, provides condition for subsequent reactions；
Anoxic pond is not required to additional carbon in raw water C/N higher, using the organic matter in raw sewage as carbon source, with nitrate and nitrous acid
Salt is nitrogen source, realizes effectively removing for total nitrogen, under aerobic condition, by nitration reaction, by ammonium oxidation at nitrite nitrogen
And nitrate nitrogen, third sedimentation basin contains nitrite nitrogen and nitrate nitrogen supernatant is back to anoxic pond；During this, nitrification
It is independent with anti-nitration reaction, keep each reaction more thorough, effluent quality is more preferable.
The above is only the specific application examples of the utility model, do not constitute any limit to the protection scope of the utility model
System.Any technical scheme formed by adopting equivalent transformation or equivalent replacement, all fall within the utility model rights protection scope it
It is interior.
Claims (5)
1. a kind of high concentration organic nitrogen waste water dis posal equipment, it is characterised in that: comprising anaerobic pond (1), the first sedimentation basin (2), lack
Oxygen pond (3), the second sedimentation basin (4), aerobic tank (5), third sedimentation basin (6), supernatant reflux pump (18), the first sludge reflux pump
(8), the second sludge reflux pump (11), third sludge reflux pump (16), Aeration fan (14), the first pipeline (21), the second pipeline
(22), third pipeline (23), the 4th pipeline (24), the 5th pipeline (25), outlet pipeline (26), supernatant return line (19),
First sludge reflux pipeline (7), the second sludge reflux pipeline (10), third sludge reflux pipeline (15), mud discharging pipeline
(17) and anoxic pond filler (9), aerobic tank filler (13), aerator (12)；Wherein, the discharge outlet of anaerobic pond (1) passes through the
One pipeline (21) is connected to the entrance of the first sedimentation basin (2), and the discharge outlet of the first sedimentation basin (2) by the second pipeline (22) and lacks
The entrance in oxygen pond (3) is connected to, and the discharge outlet of anoxic pond (3) is connected to by third pipeline (23) with the entrance of the second sedimentation basin (4),
The discharge outlet of second sedimentation basin (4) is connected to by the 4th pipeline (24) with the entrance of aerobic tank (5), the discharge outlet of aerobic tank (5)
It is connected to by the 5th pipeline (25) with the entrance of third sedimentation basin (6), the discharge outlet of third sedimentation basin (6) and outlet pipeline (26)
It is connected, and is connected to by supernatant reflux pump (18) and supernatant return line (19) with the entrance of anoxic pond (3)；First precipitating
Pond (2) mud discharging mouth a part is connected to by the first sludge reflux pump (8) and the first sludge reflux pipeline (7) with anaerobic pond (1), separately
A part is discharged by mud discharging pipeline (17)；Second sedimentation basin (4) mud discharging mouth a part passes through the second sludge reflux pump
(11) it is connected to the second sludge reflux pipeline (10) with anoxic pond (3), another part is discharged by mud discharging pipeline (17)；The
Sewage draining exit a part of three sedimentation basins (6) passes through third sludge reflux pump (16) and third sludge reflux pipeline (15) and aerobic tank
(5) it is connected to, another part is discharged by mud discharging pipeline (17).
2. high concentration organic nitrogen waste water dis posal equipment according to claim 1, it is characterised in that: first pipeline
(21), the second pipeline (22), third pipeline (23), the 4th pipeline (24), the 5th pipeline (25) and outlet pipeline (26) utilize height
Path difference gravity flow.
3. high concentration organic nitrogen waste water dis posal equipment according to claim 1, it is characterised in that: the outlet pipeline (26)
With branch line, supernatant reflux pump (18) is connected to by the branch line with the discharge outlet of third sedimentation basin (6).
4. high concentration organic nitrogen waste water dis posal equipment according to claim 1, it is characterised in that: the Aeration fan (14)
It is dissolved oxygen needed for aerobic tank (5) provide by aerator (12).
5. high concentration organic nitrogen waste water dis posal equipment according to claim 1, it is characterised in that: the anoxic pond filler
(9) and aerobic tank filler (13) be respectively in anoxic pond (3) and aerobic tank (5) microorganism growth provide support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821599982.0U CN209367927U (en) | 2018-09-29 | 2018-09-29 | A kind of high concentration organic nitrogen waste water dis posal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821599982.0U CN209367927U (en) | 2018-09-29 | 2018-09-29 | A kind of high concentration organic nitrogen waste water dis posal equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209367927U true CN209367927U (en) | 2019-09-10 |
Family
ID=67837738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821599982.0U Expired - Fee Related CN209367927U (en) | 2018-09-29 | 2018-09-29 | A kind of high concentration organic nitrogen waste water dis posal equipment |
Country Status (1)
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|---|---|
| CN (1) | CN209367927U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111018239A (en) * | 2019-12-02 | 2020-04-17 | 兴源环境科技股份有限公司 | Vacation area sewage treatment combined wetland system and sewage treatment process thereof |
| CN117756324A (en) * | 2023-12-22 | 2024-03-26 | 广东工业大学 | Multistage biochemical treatment system and method for urban sewage |
-
2018
- 2018-09-29 CN CN201821599982.0U patent/CN209367927U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111018239A (en) * | 2019-12-02 | 2020-04-17 | 兴源环境科技股份有限公司 | Vacation area sewage treatment combined wetland system and sewage treatment process thereof |
| CN117756324A (en) * | 2023-12-22 | 2024-03-26 | 广东工业大学 | Multistage biochemical treatment system and method for urban sewage |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190910 Termination date: 20200929 |