CN207091218U - A kind of livestock breeding wastewater advanced treatment system - Google Patents
A kind of livestock breeding wastewater advanced treatment system Download PDFInfo
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- CN207091218U CN207091218U CN201720377659.8U CN201720377659U CN207091218U CN 207091218 U CN207091218 U CN 207091218U CN 201720377659 U CN201720377659 U CN 201720377659U CN 207091218 U CN207091218 U CN 207091218U
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- livestock breeding
- breeding wastewater
- treatment system
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- waste water
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- 238000007146 photocatalysis Methods 0.000 claims abstract description 27
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 230000001112 coagulating effect Effects 0.000 claims abstract description 17
- 238000001556 precipitation Methods 0.000 claims abstract description 15
- 238000012545 processing Methods 0.000 claims abstract description 14
- 230000003647 oxidation Effects 0.000 claims abstract description 12
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 12
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- 235000019004 Ipomoea aquatica Nutrition 0.000 claims description 3
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- 235000013559 Schnittsellerie Nutrition 0.000 claims description 3
- 240000001398 Typha domingensis Species 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
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- 238000012856 packing Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
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- 235000017879 Nasturtium officinale Nutrition 0.000 claims description 2
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- -1 cobblestone Substances 0.000 claims description 2
- 244000144977 poultry Species 0.000 abstract description 6
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 abstract description 4
- 244000052769 pathogen Species 0.000 abstract description 4
- 230000001717 pathogenic effect Effects 0.000 abstract description 4
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- 231100000719 pollutant Toxicity 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
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- 238000012423 maintenance Methods 0.000 abstract description 2
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
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- 238000005273 aeration Methods 0.000 description 3
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- JVMRPSJZNHXORP-UHFFFAOYSA-N ON=O.ON=O.ON=O.N Chemical compound ON=O.ON=O.ON=O.N JVMRPSJZNHXORP-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
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- 230000000903 blocking effect Effects 0.000 description 1
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- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
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- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
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- 238000005374 membrane filtration Methods 0.000 description 1
- 239000002068 microbial inoculum Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
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- 239000012466 permeate Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000000273 veterinary drug Substances 0.000 description 1
Landscapes
- Physical Water Treatments (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model discloses a kind of livestock breeding wastewater advanced treatment system, including methane-generating pit, oxidation pond, coagulative precipitation tank, Artificial subsurface flow wetland and the photo catalysis reactor being sequentially connected.Compared with prior art, system of the present utility model can solve the problem that the problems such as livestock breeding wastewater ammonia nitrogen is exceeded, COD is too high, pathogen is excessive so that the waste water after processing can reach《Livestock and poultry breeding industry pollutant emission standard》The standard of (GB18596 2001), not only mitigate surrounding water pollutional load, promote enhancement of environment, and the capital construction of wastewater treatment and operating cost are lower, and with the features such as reasonable in design, maintenance management is convenient, and operating cost is low, it is easy to utilize.
Description
Technical field
It the utility model is related to environmental technology field, more particularly to a kind of livestock breeding wastewater advanced treatment system.
Background technology
Scale waste water of livestock poultry is mainly made up of the urine for cultivating factory, remaining excrement, food-residue and flushing water etc., its
Feature includes：Displacement is big, concentrate, hydraulic blow load is strong；Organic matter concentration is high, and hydrolysis, acidifying are fast, and sedimentation function is good；It is useless
The pollutants such as disinfectant, heavy metal, the veterinary drug of residual and various infecting both domestic animals and human pathogen are often accompanied by water.Waste water of livestock poultry belongs to
High organic concentration, high N, the " three high " waste water of P content and high harmful microorganism quantity.This high concentrated organic wastewater is directly arranged
Enter or enter river,lake and reservior with rain drop erosion, a large amount of dissolved oxygens consumed in water body, make water body blackening smelly, be to cause water body rich
One of the main reason for nutrient laden.Breeding wastewater permeates the ground for a long time, makes the nitrate nitrogen or nitrite nitrogen concentration in underground water
Increase, underground water dissolved oxygen content is reduced, and toxic component increases, and causes water quality deterioration, or even loses it and use function, endangers simultaneously
And periphery domestic water water quality.High-concentration sewage can also result in soil aperture blocking, cause Soil ventilation, water penetration declines and plate
Knot, salinization, soil quality, or even injury crops are seriously reduced, the underproduction and death is caused, ecological environment and human health is made
Into serious influence.
China's livestock breeding wastewater is concentrated mainly on " biogas+oxidation pond " tupe at present, to the advanced treating of rear end
The research of technology and practical application report are less, and scientific theory research focuses mostly in membrane filtration, advanced oxidation device, titanium dioxide
The processing of the logistics such as chlorine means, these processing will increase the cost of raiser, can not realize use truly again.
Utility model content
The purpose of this utility model is overcome the deficiencies in the prior art, there is provided a kind of livestock breeding wastewater advanced treating
System, with solve current waste water of livestock poultry terminal it is difficult can not qualified discharge technical problem, realize waste water of livestock poultry advanced treating
Feasibility.
The utility model is achieved through the following technical solutions：
The utility model provides a kind of livestock breeding wastewater advanced treatment system, including methane-generating pit, the oxygen being sequentially connected
Change the pool, coagulative precipitation tank, Artificial subsurface flow wetland and photo catalysis reactor, wherein：
The methane-generating pit is provided with waste water inlet and overfall, and livestock breeding wastewater enters biogas by pump from waste water inlet
Pond carries out anaerobic fermentation, and caused biogas can be used for generating electricity, and heap fermentation passes through overflow into organic fertilizer, biogas slurry after biogas residue filtering
Mouth flows into oxidation pond；
The oxidation pond bottom is provided with impervious barrier, is internally provided with some aerators, and the aerator is at waste water
Reason provides abundant air, during processing, organic waste water treatment biological microbial inoculum is added into oxidation pond, various functions dominant bacteria fills in aeration
Fast degradation and the organic matter and antibiotic that are remained in consumption water, accelerate ammoniacal nitrogen to be converted into nitrogen, after processing under conditions of oxygen
Waste water coagulative precipitation tank is entered by aqueduct；
The coagulative precipitation tank includes coagulating basin and sedimentation basin, and agitating device and chemicals dosing plant are provided with the coagulating basin,
During processing, coagulant is added in coagulative precipitation tank by chemicals dosing plant, in the presence of agitating device makes it fully and waste water
Mixing；Inclined plate packing is provided with the sedimentation basin, is discharged sludge by the precipitation of sedimentation basin, the sedimentation basin passes through overflow launder
It is connected with Artificial subsurface flow wetland, the supernatant after precipitation is inputted into Artificial subsurface flow wetland；
Include filter layer, soil horizon and vegetable layer in the Artificial subsurface flow wetland successively from the bottom to top, the filter layer by
A variety of filtering material fillings form, including broken hollow brick, cobblestone, cinder etc., the choice plant species happiness water of the vegetable layer
Plant, such as canna, cattail, reed, rush, water spinach and Chinese celery etc., winter can plant the plants such as rape, artificial undercurrent
Waste water after wetland variation is entered in photo catalysis reactor by aqueduct；
The photo catalysis reactor includes housing, and cloth tank, uviol lamp and photocatalysis swash plate in housing, described
One end of cloth tank and the water inlet of photo catalysis reactor are connected, and its other end is connected with photocatalysis swash plate, and the uviol lamp is set
In on case inside wall, waste water is flowed on photocatalysis swash plate after entering photo catalysis reactor along cloth tank, is shone by uviol lamp
Penetrate photocatalysis swash plate and light-catalyzed reaction occurs, the pathogen and antibiotic in waste water can be effectively removed, in addition, ultra violet lamp exists
Also there is disinfective action, so, the waste water after handling layer by layer can be expelled directly out, and it is negative to mitigate surrounding water pollution on waste water
Lotus, promote enhancement of environment.
Further, the impervious barrier is geomembrane.
Further, the photocatalysis swash plate is stainless steel plate or glass epoxy.
The utility model has advantages below compared with prior art：It is deep that the utility model provides a kind of livestock breeding wastewater
Processing system is spent, the system can eliminate the problems such as livestock breeding wastewater ammonia nitrogen is exceeded, COD is too high, pathogen is excessive so that place
Waste water after reason can not only reach《Livestock and poultry breeding industry pollutant emission standard》(GB18596-2001) standard, surrounding is mitigated
Water pollution load, promote enhancement of environment, and the capital construction of wastewater treatment and operating cost are lower, have reasonable in design, maintenance
The features such as management is convenient, and operating cost is low, it is easy to utilize.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
Embodiment of the present utility model is elaborated below, the present embodiment using technical solutions of the utility model before
Put and implemented, give detailed embodiment and specific operating process, but the scope of protection of the utility model is unlimited
In following embodiments.
Embodiment 1
The utility model provides a kind of livestock breeding wastewater advanced treatment system, has structure as shown in Figure 1, including
Methane-generating pit 1, oxidation pond 2, coagulative precipitation tank 3, Artificial subsurface flow wetland 4 and the photo catalysis reactor 5 being sequentially connected, with reference to attached
Structure of the present utility model is described in detail figure.
The methane-generating pit 1 is provided with waste water inlet 101 and overfall 102, and livestock breeding wastewater passes through pump after collection
Enter from the waste water inlet 101 of methane-generating pit 1 and anaerobic fermentation is carried out in methane-generating pit 1, can will effectively fail the feeding that utilizes in excrement
Material is degraded into small molecule, and caused biogas can be used for generating electricity, and heap fermentation passes through overflow into organic fertilizer, biogas slurry after biogas residue filtering
Mouth 102 flows into oxidation pond 2.
The bottom of the oxidation pond 2 laying geomembrane does impervious barrier, is internally provided with some aerators 201, the aeration
Device 201 provides abundant air for wastewater treatment, and during processing, the bacteria agent for the treatment of of Organic Wastewater is added into oxidation pond 2, various
Functionality advantage bacterium fast degradation and organic matter and antibiotic for being remained in consumption water under conditions of aeration aerating, accelerate ammoniacal nitrogen
Nitrogen is converted into, the waste water after processing enters coagulative precipitation tank 3 by aqueduct.
The coagulative precipitation tank 3 includes coagulating basin 301 and sedimentation basin 302, the sedimentation basin 302 by overflow launder 303 with
Artificial subsurface flow wetland 4 connects, and is provided with agitating device 304 and chemicals dosing plant 305 in the coagulating basin 301, during processing, passes through dosing
Device 305 adds coagulant in coagulative precipitation tank 3, it is fully mixed with waste water in the presence of agitating device 304；It is described
Inclined plate packing 306 is provided with sedimentation basin 302, the supernatant after precipitation process flows into Artificial subsurface flow wetland 4 by overflow launder 303,
Sludge after precipitation process is discharged by the bottom of sedimentation basin 302.
Include filter layer 401, soil horizon 402 and vegetable layer 403 in the Artificial subsurface flow wetland 4 successively from the bottom to top, its
In, the filter layer 401 is formed by the filling of a variety of filtering materials, includes the mixing rock layers of the broken hollow brick and cobblestone on upper strata,
And the red bean rock layers of lower floor；The choice plant species watercress of the vegetable layer 403, for example, canna, cattail, reed,
Rush, water spinach and Chinese celery etc., winter can plant the plants such as rape；During processing, added in filter layer 401 at organic wastewater
The bacteria agent of reason, by the processing of functionality advantage bacterium, ammonia nitrogen, phosphorus and organic matter in waste water etc. can be further removed, manually
Waste water after the processing of current wetland 4 is entered in photo catalysis reactor 5 by aqueduct；
The photo catalysis reactor 5 includes housing 501, and cloth tank, uviol lamp 502 and the light in housing 501 are urged
Change swash plate 503, one end of the cloth tank is connected with the water inlet of photo catalysis reactor 5, its other end and photocatalysis swash plate 503
Connection, for the uviol lamp 502 on the madial wall of housing 501, waste water enters after photo catalysis reactor 5 flows into light along cloth tank
It is catalyzed on swash plate, irradiating photocatalysis swash plate by uviol lamp 502 occurs light-catalyzed reaction, can effectively remove the pathogen in waste water
And antibiotic, in addition, uviol lamp 502, which is radiated on waste water, also has disinfective action, and so, the waste water warp after handling layer by layer
The discharge outlet of photo catalysis reactor can be expelled directly out, and reduce surrounding water pollutional load, promote enhancement of environment, the photocatalysis
Swash plate is to contain photochemical catalyst TiO2Stainless steel plate or glass epoxy etc., but not limited to this.
It is above a kind of detailed embodiment of the utility model and specific operating process, is with the utility model technology
Implemented under premised on scheme, but the scope of protection of the utility model is not limited to the above embodiments.
Claims (5)
1. a kind of livestock breeding wastewater advanced treatment system, it is characterised in that including the methane-generating pit, oxidation pond, mixed being sequentially connected
Solidifying sedimentation basin, Artificial subsurface flow wetland and photo catalysis reactor, wherein：
The methane-generating pit is provided with waste water inlet and overfall, and livestock breeding wastewater is entered by pump from waste water inlet into methane-generating pit
Row anaerobic fermentation；
The oxidation pond bottom is provided with impervious barrier, is internally provided with some aerators, and the waste water after processing passes through aqueduct
Into coagulative precipitation tank；
The coagulative precipitation tank includes coagulating basin and sedimentation basin, and agitating device and chemicals dosing plant are provided with the coagulating basin, described
Inclined plate packing is provided with sedimentation basin, the sedimentation basin is connected by overflow launder with Artificial subsurface flow wetland；
Include filter layer, soil horizon and vegetable layer, the Artificial subsurface flow wetland in the Artificial subsurface flow wetland successively from the bottom to top
Entered by aqueduct in photo catalysis reactor；
The photo catalysis reactor includes housing, and cloth tank, uviol lamp and photocatalysis swash plate in housing, the water distribution
One end of groove and the water inlet of photo catalysis reactor are connected, and its other end is connected with photocatalysis swash plate, and the uviol lamp is located at shell
In internal side wall.
2. a kind of livestock breeding wastewater advanced treatment system according to claim 1, it is characterised in that the impervious barrier is
Geomembrane.
3. a kind of livestock breeding wastewater advanced treatment system according to claim 1, it is characterised in that the photocatalysis is oblique
Plate is stainless steel plate or glass epoxy.
A kind of 4. livestock breeding wastewater advanced treatment system according to claim 1, it is characterised in that the filter layer by
A variety of filtering material fillings form, including one kind in broken hollow brick, cobblestone, cinder.
5. a kind of livestock breeding wastewater advanced treatment system according to claim 1, it is characterised in that the vegetable layer
Plant variety is one kind in watercress, including canna, cattail, reed, rush, water spinach, Chinese celery, rape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720377659.8U CN207091218U (en) | 2017-04-11 | 2017-04-11 | A kind of livestock breeding wastewater advanced treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720377659.8U CN207091218U (en) | 2017-04-11 | 2017-04-11 | A kind of livestock breeding wastewater advanced treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207091218U true CN207091218U (en) | 2018-03-13 |
Family
ID=61549951
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720377659.8U Expired - Fee Related CN207091218U (en) | 2017-04-11 | 2017-04-11 | A kind of livestock breeding wastewater advanced treatment system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109775926A (en) * | 2019-02-02 | 2019-05-21 | 常熟理工学院 | A kind of small-sized livestock breeding wastewater integrated treatment combination unit and application method |
| CN110668556A (en) * | 2019-10-09 | 2020-01-10 | 哈尔滨工业大学 | Visible light catalysis coupling bioelectrochemical wetland system and application thereof |
| CN111018119A (en) * | 2019-11-27 | 2020-04-17 | 广州市龙运博环保技术有限公司 | Constructed wetland treatment system and method for efficiently treating heavy metal and nitrogen and phosphorus polluted aquaculture wastewater |
| CN112299670A (en) * | 2020-11-28 | 2021-02-02 | 深圳市东荣环保科技有限公司 | Aquaculture sewage treatment system |
-
2017
- 2017-04-11 CN CN201720377659.8U patent/CN207091218U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109775926A (en) * | 2019-02-02 | 2019-05-21 | 常熟理工学院 | A kind of small-sized livestock breeding wastewater integrated treatment combination unit and application method |
| CN110668556A (en) * | 2019-10-09 | 2020-01-10 | 哈尔滨工业大学 | Visible light catalysis coupling bioelectrochemical wetland system and application thereof |
| CN110668556B (en) * | 2019-10-09 | 2022-04-15 | 哈尔滨工业大学 | Visible light catalysis coupling bioelectrochemical wetland system and application thereof |
| CN111018119A (en) * | 2019-11-27 | 2020-04-17 | 广州市龙运博环保技术有限公司 | Constructed wetland treatment system and method for efficiently treating heavy metal and nitrogen and phosphorus polluted aquaculture wastewater |
| CN112299670A (en) * | 2020-11-28 | 2021-02-02 | 深圳市东荣环保科技有限公司 | Aquaculture sewage treatment system |
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