CN214115294U - Domestic sewage carries mark transformation processing system - Google Patents
Domestic sewage carries mark transformation processing system Download PDFInfo
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- CN214115294U CN214115294U CN202023214070.7U CN202023214070U CN214115294U CN 214115294 U CN214115294 U CN 214115294U CN 202023214070 U CN202023214070 U CN 202023214070U CN 214115294 U CN214115294 U CN 214115294U
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Abstract
The utility model relates to a domestic sewage carries mark and reforms transform processing system, belong to sewage treatment technical field, the play water end that specifically includes grid processing system is connected with the equalizing basin, the equalizing basin is connected with the aeration sedimentation tank through the elevator pump, the play water end of aeration sedimentation tank is connected with biomembrane reaction system, the play water end of biomembrane reaction system is connected with nitrogen and phosphorus removal system, the mud that nitrogen and phosphorus removal system separates gets into the sludge concentration pond, the supernatant of separation gets into high-efficient sedimentation tank, high-efficient sedimentation tank is used for adding coagulant and coagulant aid, promote sludge sedimentation to reduce the total phosphorus concentration of TP in the aquatic, the product water of high-efficient sedimentation tank gets into the disinfection pond, the disinfection pond is used for disinfecting sewage, sewage up to standard gets into the river course, not up to standard backward flow to the equalizing basin, the mud of sludge concentration tank is carried to stacking the spiral shell machine through the screw pump, stacking the spiral shell machine, The nitrogen and phosphorus removal system is connected with the dosing room respectively, the utility model discloses simple process, the treatment effeciency is high, and the treatment effect is good.
Description
Technical Field
The utility model relates to a domestic sewage carries mark transformation processing system belongs to sewage treatment technical field.
Background
At present, the discharge standard of domestic sewage is improved from the primary A standard in the original discharge standard of pollutants for municipal wastewater treatment plants (GB18918-2002) to the water quality standard of class V water body in the quality standard of surface water environment (GB 3838-2002). In addition, due to the rapid growth of urban population, the sewage treatment capacity of China is far from meeting the increasing speed of urban sewage discharge. In conclusion, due to the improvement of the domestic sewage discharge standard and the increase of the discharge amount, the increase of the upgrading and the expansion of the municipal sewage treatment plant is particularly necessary.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that prior art exists, the utility model provides a simple process, the treatment effeciency is high, and the domestic sewage that the treatment effect is good carries the mark and reforms transform processing system.
For realizing the above-mentioned purpose, the utility model discloses the technical scheme who adopts is a domestic sewage carries mark transformation processing system, including grid processing system, biomembrane reaction system and nitrogen and phosphorus removal system, grid processing system's the end of intaking is used for connecting the domestic sewage pipeline, grid processing system's play water end is connected with the equalizing basin, the equalizing basin is connected with the aeration sedimentation tank through the elevator pump, the play water end of aeration sedimentation tank is connected with biomembrane reaction system, biomembrane reaction system is used for carrying out biochemical treatment to sewage, BOD, COD, NH, among the degradation sewage3N, total nitrogen and the like, wherein the water outlet end of the biomembrane reaction system is connected with a nitrogen and phosphorus removal system, the nitrogen and phosphorus removal system is used for carrying out anaerobic-anoxic-aerobic biological reaction to continuously reduce COD, NH3-N and other indexes in water, and sludge separated by the nitrogen and phosphorus removal system entersSludge concentration tank, the supernatant of separation get into high-efficient sedimentation tank, high-efficient sedimentation tank is used for throwing coagulant and coagulant aid, promotes sludge sedimentation to reduce the total phosphorus concentration of TP in the play water, the product water of high-efficient sedimentation tank gets into the disinfection pond, the disinfection pond is used for disinfecting to sewage, and sewage up to standard gets into the river course, and not up to standard backward flow to equalizing basin, sludge of sludge concentration tank carries to fold the spiral shell machine through the screw pump, fold spiral shell machine, nitrogen and phosphorus removal system still respectively with add the medicine room and be connected.
Preferably, the grid treatment system includes a coarse grid and a fine grid, the coarse grid being disposed at a front end of the fine grid.
Preferably, the biofilm reaction system mainly comprises a mixing tank and a biofilm reactor, wherein the mixing tank is arranged at the front end of the biofilm reactor, and the biofilm reactor is used for changing anaerobic, anoxic and aerobic environments required by the growth of microorganisms.
Preferably, the nitrogen and phosphorus removal system comprises an anaerobic biological tank, an anoxic biological tank, an aerobic biological tank, a radial flow secondary sedimentation tank and an air blower, wherein the anaerobic biological tank, the anoxic biological tank, the aerobic biological tank and the radial flow secondary sedimentation tank are sequentially arranged, one part of produced water of the aerobic biological tank enters the radial flow secondary sedimentation tank, the other part of the produced water flows back to the anoxic biological tank, the separated sludge of the radial flow secondary sedimentation tank enters a sludge concentration tank, the separated bottom sludge water flows back to the anaerobic biological tank, and the separated supernatant enters the efficient sedimentation tank.
Preferably, the dosing room comprises a carbon source dosing system, a PAC dosing system and a PAM cation dosing system, the carbon source dosing system is used for being connected with the anaerobic biological tank, the PAC dosing system is used for being connected with the radial flow secondary sedimentation tank, and the PAM cation dosing system is used for being connected with the spiral shell stacking machine.
Compared with the prior art, the utility model discloses following technological effect has: the utility model discloses simple process, convenient operation adopts thick, the suspended solid and the floater of thin grid in the sewage are removed, thin grid product water is through the great inorganic particle of relative density (like silt, cinder etc.) in the aeration grit chamber gets rid of sewage, it produces water and carries out biochemical treatment in getting into the biomembrane reaction system, BOD, COD, NH3-N, index such as total nitrogen in the degradation sewage, product water carries out anaerobism-oxygen deficiency-aerobic biological reaction through nitrogen and phosphorus removal system and continues to reduce index such as aquatic COD, NH 3-N. And iron salt is added into the high-efficiency sedimentation tank to continuously reduce SS and total phosphorus in the sewage and the like, so that the effluent quality of the system reaches the discharge standard of a new landmark, and the effluent is discharged into a river channel for agricultural or industrial utilization. And the activated sludge generated by the system is dried and then transported to a sludge treatment center. The whole process realizes the comprehensive utilization and treatment of the domestic sewage after the upgrading transformation, realizes the on-site transformation of municipal domestic sewage plants, and effectively protects the environment.
Furthermore, the utility model discloses utilize nitrogen and phosphorus removal system as main part technology, adopt biomembrane reaction system before nitrogen and phosphorus removal system, this dwell time that can effectively reduce domestic sewage in nitrogen and phosphorus removal system, the throughput of multiplicable sewage plant realizes urban sewage treatment plant's upgrading transformation under the condition that does not increase the occupation of land.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in figure 1, a domestic sewage upgrading and reforming treatment system comprises a grid treatment system 1, a biomembrane reaction system 2 and a nitrogen and phosphorus removal system 3, wherein the water inlet end of the grid treatment system 1 is used for connecting a domestic sewage pipeline, the water outlet end of the grid treatment system 1 is connected with a regulating tank 4, the regulating tank 4 is connected with an aeration sedimentation tank 6 through a lifting pump 5, the water outlet end of the aeration sedimentation tank 6 is connected with the biomembrane reaction system 2, and the biomembrane reaction system 2 is used for carrying out biochemical treatment on sewage to degrade BOD, COD and NH in the sewage3Indexes such as N, total nitrogen and the like, a water outlet end of the biomembrane reaction system 2 and a nitrogen and phosphorus removal system 3The nitrogen and phosphorus removal system 3 is used for carrying out anaerobic-anoxic-aerobic biological reaction to continuously reduce indexes such as COD, NH3-N and the like in water, sludge separated by the nitrogen and phosphorus removal system 3 enters a sludge concentration tank 7, separated supernatant enters a high-efficiency sedimentation tank 8, the high-efficiency sedimentation tank 8 is used for adding coagulant and coagulant aid to promote sludge sedimentation to reduce the concentration of TP total phosphorus in the discharged water, produced water of the high-efficiency sedimentation tank 8 enters a disinfection tank 9, the disinfection tank 9 is used for disinfecting sewage, the sewage reaching the standard enters a river channel, the sewage failing to reach the standard flows back to a regulating tank 4, the sludge in the sludge concentration tank 7 is conveyed to a screw stacking machine 11 through a screw pump 10, and the screw stacking machine 11 and the nitrogen and phosphorus removal system 3 are respectively connected with a medicine adding room 12.
The utility model discloses in, domestic sewage has the lift pump to send to grid processing system 1, and grid processing system 1 includes thick grid 13 and thin grid 14, and thick grid 13 sets up the front end at thin grid 14. The coarse grating 13 and the fine grating 14 remove suspended matters and floating matters in the sewage, the water produced by the fine grating enters an aeration grit chamber, inorganic particles (such as silt, coal slag and the like) with relatively high density in the sewage are removed by the aeration grit chamber, the produced water enters a biomembrane reaction system, the biomembrane reaction system 2 mainly comprises a mixing tank 15 and a biomembrane reactor 16, the mixing tank 15 is arranged at the front end of the biomembrane reactor 16, and the biomembrane reactor 16 is used for changing anaerobic, anoxic and aerobic environments required by the growth of microorganisms. The sewage is biochemically treated in a biomembrane reaction system to degrade BOD, COD and NH in the sewage3N, total nitrogen and the like, the produced water enters a nitrogen and phosphorus removal system 3, the nitrogen and phosphorus removal system 3 comprises an anaerobic biological tank 17, an anoxic biological tank 18, an aerobic biological tank 19, a radial flow secondary sedimentation tank 20 and an air blower 21, the anaerobic biological tank 17, the anoxic biological tank 18, the aerobic biological tank 19 and the radial flow secondary sedimentation tank 20 are sequentially arranged, one part of the produced water of the aerobic biological tank 19 enters the radial flow secondary sedimentation tank 20, the other part of the produced water flows back to the anoxic biological tank 18, the separated sludge of the radial flow secondary sedimentation tank 20 enters a sludge concentration tank 7, the separated bottom sludge water flows back to the anaerobic biological tank 17, and the separated supernatant enters a high-efficiency sedimentation tank 8. The sewage is subjected to anaerobic-anoxic-aerobic biological reaction in the nitrogen and phosphorus removal system 3 to continuously reduce COD and NH in the water3-N and the like. Nitrogen and phosphorus removal systemAnd (3) the produced water enters a high-efficiency sedimentation tank, and ferric salt is added into the high-efficiency sedimentation tank to continuously reduce SS, total phosphorus and the like in the sewage. The water produced by the high-efficiency sedimentation tank enters a disinfection tank to ensure that the quality of the effluent of the system reaches the discharge standard of a new landmark, and the effluent is discharged into a river channel for agricultural or industrial utilization. And the sludge generated by the nitrogen and phosphorus removal system enters a sludge concentration tank 7, and the sludge is conveyed to a screw overlapping machine 11 through a screw pump 10 to be transported outside.
The dosing room 12 comprises a carbon source dosing system 22, a PAC dosing system 23 and a PAM cation dosing system 24, wherein the carbon source dosing system 22 is connected with the anaerobic organism 17 pool, the PAC dosing system 23 is connected with the radial flow secondary sedimentation pool 20, and the PAM cation dosing system 24 is connected with the spiral shell stacking machine 11.
The foregoing is considered as illustrative and not restrictive of the preferred embodiments of the invention, and any modifications, equivalents and improvements made within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (5)
1. The utility model provides a domestic sewage carries mark transformation processing system which characterized in that: including grid processing system, biomembrane reaction system and nitrogen and phosphorus removal system, the end of intaking of grid processing system is used for connecting the sewage pipeline, grid processing system's play water end is connected with the equalizing basin, the equalizing basin is connected with the aeration sedimentation tank through the elevator pump, the play water end of aeration sedimentation tank is connected with biomembrane reaction system, biomembrane reaction system is used for carrying out biochemical treatment to sewage, degrades BOD, COD, NH in the sewage3The water outlet end of the biomembrane reaction system is connected with a nitrogen and phosphorus removal system, the nitrogen and phosphorus removal system is used for carrying out anaerobic-anoxic-aerobic biological reaction and continuously reducing COD, NH3-N and other indexes in water, sludge separated by the nitrogen and phosphorus removal system enters a sludge concentration tank, separated supernatant enters a high-efficiency sedimentation tank, the high-efficiency sedimentation tank is used for adding coagulant and coagulant aid to promote sludge sedimentation to reduce TP total phosphorus concentration in the water, produced water of the high-efficiency sedimentation tank enters a disinfection tank, and the disinfection tank is used for disinfecting sewageAnd (3) treating, wherein sewage reaching the standard enters a river channel, sewage failing to reach the standard flows back to the regulating tank, sludge in the sludge concentration tank is conveyed to a screw stacking machine through a screw pump, and the screw stacking machine and the nitrogen and phosphorus removal system are respectively connected with a dosing room.
2. The domestic sewage upgrading, reforming and treating system of claim 1, wherein: the grid treatment system comprises a coarse grid and a fine grid, wherein the coarse grid is arranged at the front end of the fine grid.
3. The domestic sewage upgrading, reforming and treating system of claim 1, wherein: the biofilm reaction system mainly comprises a mixing tank and a biofilm reactor, wherein the mixing tank is arranged at the front end of the biofilm reactor, and the biofilm reactor is used for changing anaerobic, anoxic and aerobic environments required by the growth of microorganisms.
4. The domestic sewage upgrading, reforming and treating system of claim 1, wherein: the nitrogen and phosphorus removal system comprises an anaerobic biological tank, an anoxic biological tank, an aerobic biological tank, a radial flow secondary sedimentation tank and an air blower, wherein the anaerobic biological tank, the anoxic biological tank, the aerobic biological tank and the radial flow secondary sedimentation tank are sequentially arranged, one part of produced water of the aerobic biological tank enters the radial flow secondary sedimentation tank, the other part of the produced water flows back to the anoxic biological tank, the separated sludge of the radial flow secondary sedimentation tank enters a sludge concentration tank, the separated bottom sludge water flows back to the anaerobic biological tank, and the separated supernatant enters a high-efficiency sedimentation tank.
5. The domestic sewage upgrading, reforming and treating system of claim 4, wherein: the chemical feeding room comprises a carbon source chemical feeding system, a PAC chemical feeding system and a PAM cation chemical feeding system, wherein the carbon source chemical feeding system is used for being connected with the anaerobic biological tank, the PAC chemical feeding system is used for being connected with the radial flow secondary sedimentation tank, and the PAM cation chemical feeding system is used for being connected with the spiral shell stacking machine.
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| CN202023214070.7U CN214115294U (en) | 2020-12-28 | 2020-12-28 | Domestic sewage carries mark transformation processing system |
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| CN202023214070.7U CN214115294U (en) | 2020-12-28 | 2020-12-28 | Domestic sewage carries mark transformation processing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115611447A (en) * | 2022-07-08 | 2023-01-17 | 深圳能源资源综合开发有限公司 | Method and system for treating tail water of bullfrog cultivation in layer-built shed |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115611447A (en) * | 2022-07-08 | 2023-01-17 | 深圳能源资源综合开发有限公司 | Method and system for treating tail water of bullfrog cultivation in layer-built shed |
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Effective date of registration: 20221123 Address after: 043000 100m to the south of the overpass of Wangqiao South Street, Houma City, Linfen City, Shanxi Province Patentee after: Houma Zhengtong Sewage Treatment Co.,Ltd. Address before: 030000 No. 2001, 20 / F, block a, Wanda center, No. 175, Jiefang North Road, Xinghualing District, Taiyuan City, Shanxi Province Patentee before: SHANXI AODING TECHNOLOGY Co.,Ltd. |