CN221027947U - Advanced treatment system for aquaculture wastewater - Google Patents
Advanced treatment system for aquaculture wastewater Download PDFInfo
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- CN221027947U CN221027947U CN202322475071.4U CN202322475071U CN221027947U CN 221027947 U CN221027947 U CN 221027947U CN 202322475071 U CN202322475071 U CN 202322475071U CN 221027947 U CN221027947 U CN 221027947U
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- 239000002351 wastewater Substances 0.000 title claims abstract description 60
- 238000009360 aquaculture Methods 0.000 title claims description 14
- 244000144974 aquaculture Species 0.000 title claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000000746 purification Methods 0.000 claims abstract description 26
- 238000004062 sedimentation Methods 0.000 claims abstract description 25
- 241000195493 Cryptophyta Species 0.000 claims abstract description 21
- 238000009826 distribution Methods 0.000 claims abstract description 15
- 239000000945 filler Substances 0.000 claims abstract description 14
- 239000000725 suspension Substances 0.000 claims abstract description 12
- 241000233866 Fungi Species 0.000 claims description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 16
- 244000144972 livestock Species 0.000 abstract description 13
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract description 10
- 239000003344 environmental pollutant Substances 0.000 abstract description 9
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 9
- 239000011574 phosphorus Substances 0.000 abstract description 9
- 231100000719 pollutant Toxicity 0.000 abstract description 9
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 8
- 239000000126 substance Substances 0.000 abstract description 7
- 238000000926 separation method Methods 0.000 abstract description 5
- 239000003814 drug Substances 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 244000005700 microbiome Species 0.000 abstract description 3
- 229940079593 drug Drugs 0.000 abstract description 2
- 238000009304 pastoral farming Methods 0.000 abstract description 2
- 238000009374 poultry farming Methods 0.000 abstract description 2
- 241000196324 Embryophyta Species 0.000 description 25
- 244000144977 poultry Species 0.000 description 11
- 238000009395 breeding Methods 0.000 description 8
- 230000001488 breeding effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 235000007849 Lepidium sativum Nutrition 0.000 description 3
- 244000211187 Lepidium sativum Species 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- -1 organic matters Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000012028 Fenton's reagent Substances 0.000 description 1
- 229940037003 alum Drugs 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000012364 cultivation method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 244000000010 microbial pathogen Species 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Landscapes
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model relates to a culture wastewater advanced treatment system, which comprises a secondary sedimentation tank, wherein the secondary sedimentation tank is connected with a zoology and algae symbiotic pond, a zoology and algae symbiotic area, a water distribution area, a plant purification area and a water outlet area are arranged in the zoology and algae symbiotic pond, sludge-water separation is realized through the secondary sedimentation tank, the zoology and algae symbiotic area, the water distribution area, the plant purification area and the water outlet area are arranged in the zoology and algae symbiotic pond, suspension filler is filled in the zoology and algae are inoculated in the zoology and algae symbiotic area, microorganisms in the culture wastewater are enriched on the surface of the suspension filler, and organic matters in the culture wastewater are adsorbed and assimilated to remove pollutants such as nitrogen and phosphorus in the culture wastewater through the microalgae; an artificial floating island for planting high-tolerance plants is arranged in the plant purification area, and organic matters, nitrogen, phosphorus and other pollutants in the cultivation wastewater are further absorbed and degraded through the high-tolerance plants, wherein microalgae and the high-tolerance plants can be periodically harvested and utilized; therefore, the utility model does not need to add chemical medicines, reduces the production cost and realizes the green development of livestock and poultry farming.
Description
Technical Field
The utility model relates to the technical field of livestock and poultry breeding wastewater treatment, in particular to a breeding wastewater advanced treatment system.
Background
With the development of the livestock and poultry breeding industry, the discharge amount of the livestock and poultry breeding wastewater is increased, the components of the livestock and poultry breeding wastewater are complex, and the livestock and poultry breeding wastewater contains pathogenic microorganisms, toxic and harmful physicochemical pollutants, radioactive pollutants and the like, so that the livestock and poultry breeding wastewater can be discharged after reaching the standard; the method is characterized in that front-end physical and chemical pretreatment or biochemical pretreatment is usually required for livestock and poultry raising wastewater, CDO and total phosphorus residues with higher concentration still need to be subjected to advanced treatment after physical and chemical pretreatment or biochemical treatment due to the existence of inert refractory substances and the influence of microbial phosphorus removal effect, and common advanced treatment methods comprise coagulating sedimentation and Fenton oxidation, wherein a proper amount of coagulant such as aluminum sulfate, alum and the like is added into the wastewater, and floccules are formed by chemical reaction and flocculation to sink, so that the wastewater is clarified; fenton oxidation is to add Fenton reagent into waste water to partially oxidize refractory organic matters in the waste water and change the biodegradability, solubility and coagulation property of the refractory organic matters; the dosage of the two methods is large, the cost of adding the medicine is increased, the yield of the chemical sludge is high, and the green development of the livestock and poultry breeding industry is not facilitated.
Disclosure of utility model
The utility model aims to design a culture wastewater advanced treatment system so as to solve the technical problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a breed advanced waste treatment system, includes the secondary sedimentation tank, be equipped with the breed waste water after biochemical pretreatment in the secondary sedimentation tank, the secondary sedimentation tank is connected with the intergrowth pond, be equipped with the intergrowth district of fungus and algae, join in marriage water district, plant purification district and play water district in the intergrowth pond, breed waste water flows through respectively the intergrowth district of fungus and algae join in marriage water district plant purification district with play water district, the intussuseption of fungus and algae intergrowth is filled with suspension filler and is inoculated with the microalgae, suspension filler surface is attached with denitrification biomembrane, the water inlet side of joining in marriage water district is equipped with first overflow weir, join in marriage water district with it establishes respectively to go out water district the both ends of plant purification district, be equipped with the artifical floating island that is used for planting high tolerance plant in the plant purification district.
Further, the two symbiotic areas are arranged on two symmetrical sides of the symbiotic pond.
Further, a second overflow weir is arranged on the water inlet side of the water outlet area, a third overflow weir is arranged on the water outlet side, and the third overflow weir is lower than the second overflow weir.
Furthermore, the water distribution areas are communicated with the plant purification areas through perforated walls.
Further, a grid net is arranged at the circulation port of the first overflow weir.
Further, the secondary sedimentation tank is communicated with a drainage tube, and a valve and a check valve are arranged on the drainage tube.
Further, a guide cylinder is arranged in the secondary sedimentation tank and is communicated with the zoology and algae symbiotic pond.
Further, a flow baffle is arranged at the water inlet of the guide cylinder.
Compared with the prior art, the utility model has the beneficial effects that: the utility model realizes mud-water separation through the secondary sedimentation tank, the secondary sedimentation tank is connected with a algae symbiotic pond, the culture wastewater after mud-water separation flows into the algae symbiotic pond, a algae symbiotic area, a water distribution area, a plant purification area and a water outlet area are arranged in the algae symbiotic pond, the algae symbiotic area is filled with suspension filler and is inoculated with microalgae, microorganisms in the culture wastewater are enriched on the surface of the suspension filler, organic matters in the culture wastewater are adsorbed and assimilated, and pollutants such as nitrogen and phosphorus in the culture wastewater are absorbed by the microalgae; an artificial floating island for planting high-tolerance plants is arranged in the plant purification area, and organic matters, nitrogen, phosphorus and the like in the cultivation wastewater are further absorbed and degraded through the high-tolerance plants, wherein microalgae and the high-tolerance plants can be periodically harvested and utilized; therefore, the utility model does not need to add chemical medicines, reduces the production cost and realizes the green development of livestock and poultry farming.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a secondary sedimentation tank of the present utility model;
FIG. 2 is a schematic structural diagram of the zoonotic pond of the utility model;
The names of the components marked in the figures are as follows: 1. a secondary sedimentation tank; 2. a zoology pond; 3. a zoology zone; 4. a water distribution area; 5. a plant purification zone; 6. a water outlet area; 7. suspending filler; 8. microalgae; 9. a first overflow weir; 10. an artificial floating island; 11. a second overflow weir; 12. a third overflow weir; 13. perforating a wall; 14. a drainage tube; 15. a valve; 16. a check valve; 17. a guide cylinder.
Detailed Description
The following description of the present utility model will be made more fully hereinafter with reference to the accompanying drawings, in which it is shown, however, some, but not all embodiments of the utility model are shown. 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.
Examples: referring to fig. 1-2, a system for advanced treatment of aquaculture wastewater comprises a secondary sedimentation tank 1, wherein the secondary sedimentation tank 1 is internally provided with aquaculture wastewater after biochemical pretreatment, the secondary sedimentation tank 1 is communicated with a drainage pipe 14, a valve 15 and a check valve 16 are arranged on the drainage pipe 14, wherein the aquaculture wastewater after biochemical pretreatment flows into the secondary sedimentation tank 1 through the drainage pipe 14, the valve 15 is used for controlling the flow of the aquaculture wastewater, and the check valve 16 is used for preventing the aquaculture wastewater from flowing backwards; the sludge-water separation of the culture wastewater is realized through the secondary sedimentation tank 1, the secondary sedimentation tank 1 is connected with the zoon-zoon pond 2, a guide cylinder 17 is arranged in the secondary sedimentation tank 1, the guide cylinder 17 is communicated with the zoon-zoon pond 2, the culture wastewater in the secondary sedimentation tank 1 smoothly flows into the zoon-zoon pond 2 through the guide cylinder 17, a flow baffle plate is arranged at the water inlet of the guide cylinder 17 and is used for filtering larger particles, and the larger particles are prevented from flowing into the guide cylinder 17 to cause blockage; the method comprises the steps of removing pollutants such as organic matters and nitrogen and phosphorus in the cultivation wastewater through a zoology symbiotic pond 2, specifically, arranging a zoology symbiotic area 3, a water distribution area 4, a plant purification area 5 and a water outlet area 6 in the zoology symbiotic pond 2, filling a suspension filler 7 in the zoology symbiotic area 3 and inoculating microalgae 8, attaching a denitrification biomembrane on the surface of the suspension filler 7, enriching microorganisms in the cultivation wastewater on the surface of the suspension filler 7, adsorbing and assimilating the organic matters in the cultivation wastewater through the suspension filler 7, and absorbing the pollutants such as nitrogen and phosphorus in the cultivation wastewater through the microalgae 8; the water inlet side of the water distribution area 4 is provided with a first overflow weir 9, the zoology area 3 flows into the water distribution area 4 through the first overflow weir 9, a grid is arranged at the flow port of the first overflow weir 9, and the grid has the function of preventing suspended filler 7 and larger particles in the zoology area 3 from flowing into the water distribution area 4; the two zoology symbiotic areas 3 are divided into two, and the two zoology symbiotic areas 3 treat the cultivation wastewater simultaneously, so that a good purifying effect is achieved, and the two zoology symbiotic areas 3 are arranged on two symmetrical sides of the zoology pond 2, so that the cultivation wastewater uniformly flows into the water distribution area 4 from multiple directions; the water distribution area 4 is communicated with the plant purification area 5 through a perforated wall 13, so that the culture wastewater flows into the plant purification area 5 through the perforated wall 13, the culture wastewater is ensured to be uniformly distributed in the plant purification area 5, and an artificial floating island 10 for planting high-tolerance plants, preferably cress, is arranged in the plant purification area 5; the water inlet side of the water outlet area 6 is provided with a second overflow weir 11, the water outlet side is provided with a third overflow weir 12, the third overflow weir 12 is lower than the second overflow weir 11, so that the cultivation wastewater smoothly flows out of the plant purification area 5, and the excessive cultivation wastewater flows into the water outlet area 6 through the second overflow weir 11 and is finally discharged from the third overflow weir 12; the microalgae 8 in the microalgae symbiotic area 3 can flow into the plant purification area 5 along with the cultivation wastewater and grow on the artificial floating island 10, and the microalgae 8 in the microalgae symbiotic area 3, the microalgae 8 in the plant purification area 5 and cress can be periodically collected and utilized, so that chemicals are not required to be added in the advanced treatment process of the cultivation wastewater, the production cost is reduced, and the green development of the livestock and poultry cultivation industry is realized.
The working principle of the embodiment is as follows: when the livestock and poultry cultivation method is used, pretreated cultivation wastewater is introduced into the secondary sedimentation tank 1, mud-water separation is realized through the secondary sedimentation tank 1, then the pretreated cultivation wastewater flows into the zoology zone 3, pollutants such as organic matters, nitrogen and phosphorus in the cultivation wastewater are removed through the zoology zone 3, the pretreated cultivation wastewater flows into the water distribution zone 4, the cultivation wastewater uniformly flows into the plant purification zone 5 through the water distribution zone 4, the pollutants such as organic matters, nitrogen and phosphorus in the cultivation wastewater can be further removed by the plant purification zone 5, microalgae 8 in the zoology zone 3, microalgae 8 in the plant purification zone 5, cress and other high-tolerance plants can be regularly harvested and utilized, and the green development of livestock and poultry cultivation industry is realized.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "upper," "lower," "left," "right," "front," "back," and the like are used herein for illustrative purposes only.
Claims (8)
1. An advanced treatment system for cultivation wastewater is characterized in that: including two heavy ponds (1), be equipped with the breed waste water after biochemical pretreatment in two heavy ponds (1), two heavy ponds (1) are connected with fungus and algae symbiotic pond (2), be equipped with fungus and algae symbiotic region (3), join in marriage water district (4), plant purification district (5) and play water district (6) in the fungus and algae symbiotic pond (2), breed waste water flows through respectively fungus and algae symbiotic region (3) join in marriage water district (4) plant purification district (5) with go out water district (6), fungus and algae symbiotic region (3) intussuseption is filled with suspension filler (7) and has inoculated microalgae (8), suspension filler (7) surface is attached with denitrification biomembrane, the water inlet side of water distribution district (4) is equipped with first overflow weir (9), join in marriage water district (4) with go out water district (6) are established respectively in the both ends of plant purification district (5), be equipped with in plant purification district (5) and be used for planting high tolerance artificial floating island (10).
2. The aquaculture wastewater advanced treatment system according to claim 1, wherein: the two zoology areas (3) are divided into two, and the two zoology areas (3) are arranged on two symmetrical sides of the zoology pond (2).
3. The aquaculture wastewater advanced treatment system according to claim 1, wherein: the water inlet side of the water outlet area (6) is provided with a second overflow weir (11), the water outlet side is provided with a third overflow weir (12), and the third overflow weir (12) is lower than the second overflow weir (11).
4. A aquaculture wastewater advanced treatment system according to claim 3, characterized in that: the water distribution areas (4) are communicated with the plant purifying areas (5) through perforated walls (13).
5. The aquaculture wastewater advanced treatment system according to claim 1, wherein: a grid mesh is arranged at the circulation port of the first overflow weir (9).
6. The aquaculture wastewater advanced treatment system according to claim 1, wherein: the secondary sedimentation tank (1) is communicated with a drainage tube (14), and a valve (15) and a check valve (16) are arranged on the drainage tube (14).
7. The aquaculture wastewater advanced treatment system according to claim 1, wherein: a guide cylinder (17) is arranged in the secondary sedimentation tank (1), and the guide cylinder (17) is communicated with the bacteria-algae symbiotic pond (2).
8. The aquaculture wastewater deep treatment system of claim 7, wherein: a flow baffle is arranged at the water inlet of the guide cylinder (17).
Priority Applications (1)
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CN202322475071.4U CN221027947U (en) | 2023-09-12 | 2023-09-12 | Advanced treatment system for aquaculture wastewater |
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CN202322475071.4U CN221027947U (en) | 2023-09-12 | 2023-09-12 | Advanced treatment system for aquaculture wastewater |
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CN221027947U true CN221027947U (en) | 2024-05-28 |
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CN202322475071.4U Active CN221027947U (en) | 2023-09-12 | 2023-09-12 | Advanced treatment system for aquaculture wastewater |
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- 2023-09-12 CN CN202322475071.4U patent/CN221027947U/en active Active
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