CN221051710U - Tail water treatment facility is bred to shrimp high density - Google Patents
Tail water treatment facility is bred to shrimp high density Download PDFInfo
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- CN221051710U CN221051710U CN202322848963.4U CN202322848963U CN221051710U CN 221051710 U CN221051710 U CN 221051710U CN 202322848963 U CN202322848963 U CN 202322848963U CN 221051710 U CN221051710 U CN 221051710U
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- tail water
- treatment facility
- water treatment
- density
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 77
- 241000238557 Decapoda Species 0.000 title claims abstract description 20
- 238000000746 purification Methods 0.000 claims abstract description 27
- 238000004062 sedimentation Methods 0.000 claims abstract description 25
- 238000001914 filtration Methods 0.000 claims abstract description 23
- 241000195493 Cryptophyta Species 0.000 claims abstract description 22
- 239000010802 sludge Substances 0.000 claims description 17
- 241000196324 Embryophyta Species 0.000 claims description 9
- 238000009360 aquaculture Methods 0.000 claims description 8
- 244000144974 aquaculture Species 0.000 claims description 8
- 241000251468 Actinopterygii Species 0.000 claims description 5
- 235000005340 Asparagus officinalis Nutrition 0.000 claims description 5
- 238000005276 aerator Methods 0.000 claims description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 4
- 101000831205 Danio rerio Dynein axonemal assembly factor 11 Proteins 0.000 claims description 4
- 102100024282 Dynein axonemal assembly factor 11 Human genes 0.000 claims description 4
- 241001559542 Hippocampus hippocampus Species 0.000 claims description 4
- 101000831210 Homo sapiens Dynein axonemal assembly factor 11 Proteins 0.000 claims description 4
- 235000015170 shellfish Nutrition 0.000 claims description 4
- 239000011435 rock Substances 0.000 claims description 3
- 238000003973 irrigation Methods 0.000 claims description 2
- 230000002262 irrigation Effects 0.000 claims description 2
- 239000004576 sand Substances 0.000 claims description 2
- 244000003416 Asparagus officinalis Species 0.000 claims 1
- 238000009313 farming Methods 0.000 claims 1
- 239000006227 byproduct Substances 0.000 abstract description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 18
- 238000000034 method Methods 0.000 description 11
- 230000001105 regulatory effect Effects 0.000 description 11
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 9
- 229910052757 nitrogen Inorganic materials 0.000 description 9
- 229910052698 phosphorus Inorganic materials 0.000 description 9
- 239000011574 phosphorus Substances 0.000 description 9
- 239000003344 environmental pollutant Substances 0.000 description 6
- 231100000719 pollutant Toxicity 0.000 description 6
- 241000234427 Asparagus Species 0.000 description 4
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- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010170 biological method Methods 0.000 description 3
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- 150000003839 salts Chemical class 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
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- Farming Of Fish And Shellfish (AREA)
Abstract
The utility model relates to a high-density shrimp culture tail water treatment facility, which comprises an adjusting tank, wherein the adjusting tank is communicated with a culture pond through a pipeline, a water suction pump is arranged in the adjusting tank, the water suction pump is communicated with a water suction pipe, the other end of the water suction pipe is communicated with a sedimentation tank, the sedimentation tank is positioned on the upper layer of the adjusting tank, a water outlet of the sedimentation tank is provided with a filtering inclined plate, the sedimentation tank is communicated with a first-stage ecological purification tank through a first filtering dam, a first algae plant is arranged in the first-stage ecological purification tank, the first-stage ecological purification tank is communicated with a second-stage ecological purification tank through a second filtering dam, and a water outlet end of the second-stage ecological purification tank is communicated with an ecological ditch, so that the culture tail water can be discharged up to standard, the water quality is optimized, the ecological environment is protected, the economic value of algae can be explored, and the income of byproducts is increased.
Description
Technical Field
The utility model relates to a high-density shrimp culture tail water treatment facility, and belongs to the technical field of aquaculture tail water treatment.
Background
The method for treating the tail water of aquaculture mainly comprises a physical method, a chemical method and a biological method. The physical method mainly adopts equipment to filter and remove suspended matters in water, has poor effect on removing nitrogen and phosphorus, requires high cost of manpower and material resource investment, has complicated links, is unsuitable for large-scale culture water, and has the defects of large occupied area, low treatment efficiency, difficult uniformity in water distribution and the like; the chemical method achieves the effects of removing heavy metals, softening water quality, regulating pH value, sterilizing and the like by means of ozone treatment, neutralization of chemical agents and the like, but the beneficial bacteria of the water body can be destroyed and secondary pollution is easily caused when harmful substances are removed; the biological method reduces organic matters and nitrogen and phosphorus nutritive salts in the water body in the modes of absorption, microorganism enrichment, metabolism and the like of aquatic animals and plants, so that the water quality purification process is realized, the method is more environment-friendly and safer, but the biological method has high technical requirements, and if wetland and floating bed treatment are used, the construction and maintenance cost is high; if bacterial treatment is used, additional carbon source is required, increasing costs.
In recent years, the culture of prawns is developed in a high-density and intensive manner, and the high-density culture mode improves the unit yield of the prawns and simultaneously increases the concentration of pollutants such as nitrogen, phosphorus and the like in the culture tail water. The culture period of the high-level pond prawns is generally 3-4 months, the early-stage feeding amount and the water changing amount are small, the pollutant discharge amount is small, the pollutant concentration is increased along with the increase of the feeding amount and the water changing amount in the middle and later stages of culture, the total nitrogen concentration can reach 15.1mg/L, and the total phosphorus concentration can reach 3.6mg/L. The high-density cultivation tail water has the characteristics of high nitrogen and phosphorus removal concentration, large water quantity, intermittence, poor biochemistry and the like, is limited by salt fog and the like, and the traditional tail water treatment process cannot efficiently and stably remove nitrogen and phosphorus, and has the defects of large occupied area, easiness in causing secondary pollution, high construction and maintenance cost and the like. Therefore, research on an aquaculture tail water treatment process which is efficient, environment-friendly, low in cost and easy to popularize is sought, the virtuous circle of water is realized, and the method has important practical significance for green development and sustainable utilization of resources in the aquaculture industry in China.
Disclosure of utility model
In order to solve the problems in the prior art, the utility model provides a high-density shrimp culture tail water treatment facility which is beneficial to the standard discharge of culture tail water and optimizes the water quality, thereby protecting the ecological environment, and also can discover the economic value of algae and increase the income of byproducts.
The technical scheme of the utility model is as follows:
The utility model provides a tail water treatment facility is bred to shrimp high density, includes the equalizing basin, the equalizing basin passes through pipeline intercommunication breed pond, the inside suction pump that is provided with of equalizing basin, suction pump intercommunication suction pipe, the other end intercommunication of suction pipe has the sedimentation tank, the sedimentation tank is located the equalizing basin upper strata, the sedimentation tank delivery port is equipped with the filtration swash plate, the sedimentation tank communicates one-level ecological purification pond through first filtering dam, one-level ecological purification pond inside is provided with first algae plant, one-level ecological purification pond communicates two-level ecological purification pond through the second filtering dam, the play water end of two-level ecological purification pond communicates ecological irrigation canals and ditches.
Wherein, the sedimentation tank bottom is provided with the sludge bucket, sludge bucket intercommunication mud pipe, mud pipe intercommunication to the sludge tank.
Wherein, a plurality of aerators are arranged at the bottom of the first-stage ecological purifying tank, and a plurality of light sources are arranged beside the first algae.
Wherein the first algae is asparagus.
Wherein shellfish, second algae and fish are arranged in the secondary ecological purification tank.
Wherein, the first filtering dam and the second filtering dam both use ceramsite, volcanic rock or oyster shell as fillers.
Wherein, the ecological ditch is filled with sand stone and sea horse teeth.
The utility model has the following beneficial effects:
the device can reduce the occupied area through the four-pool two-dam one-ditch treatment facilities built on the upper layer and the lower layer; the physical filtration and algae purification of tail water are adopted, so that the method is efficient and convenient, does not produce secondary pollution, and can increase economic benefit; the light source and the aerator are additionally arranged, so that algae can grow in any water layer, the algae reproduction is promoted, the depth of the ecological purification tank is increased, the occupied area is further reduced, and the tail water treatment efficiency is improved; compared with the traditional tail water treatment process, the facility has small occupied area and lower treatment cost, is a green, efficient, economic and sustainable tail water treatment mode, and can effectively improve the pollutant removal capacity of the tail water.
Drawings
FIG. 1 is a cross-sectional view of a treatment facility of the present utility model;
FIG. 2 is a flow chart of the treatment process of the utility model.
The reference numerals in the drawings are as follows:
1. An aquaculture pond; 2. an adjusting tank; 3. a sedimentation tank; 4. a first filter dam; 5. a first-stage ecological purifying pond; 6. a second filtering dam; 7. a secondary ecological purifying tank; 8. an ecological ditch; 9. a pipe; 10. a water pump; 11. a water pumping pipe; 12. a filtering sloping plate; 13. a sludge hopper; 14. a mud pipe; 15. a first algal plant; 16. a light source; 17. an aerator; 18. shellfish; 19. a second algal plant; 20. and (3) fish.
Detailed Description
The utility model will now be described in detail with reference to the drawings and to specific embodiments.
Referring to fig. 1 to 2, the utility model provides a technical scheme:
The utility model provides a high density cultivation tail water treatment facility of shrimp, can overcome above-mentioned prior art's defect, is favorable to cultivating tail water to discharge up to standard, optimizes quality of water to protect ecological environment, can also discover algae economic value, increase the by-product income; the shrimp high-density cultivation tail water treatment facility mainly comprises four tanks, two dams and one ditch, namely 1 regulating tank 2, 1 sedimentation tank 3, a first-stage ecological purifying tank 5, a second-stage ecological purifying tank 7, a first filtering dam 4, a second filtering dam 6 and 1 runway-type ecological ditch 8.
In order to reduce the occupied area, the facility is 2 layers, the lower layer is a regulating tank 2, the rest is an upper layer, the floor area can be greatly reduced by layering, the volume of the regulating tank 2 is generally the maximum daily discharge capacity of the aquaculture tail water in a field, the water quantity is regulated, the tail water is ensured to continuously and stably pass through subsequent treatment measures, the stability of an ecological system is prevented from being damaged by severe fluctuation, namely, the whole volume is determined according to the daily discharge capacity of the aquaculture tail water; the regulating tank 2 is communicated with the culture pond 1 through a pipeline 9, a water suction pump 10 is arranged in the regulating tank 2, the water suction pump 10 is communicated with a water suction pipe 11, the other end of the water suction pipe 11 is communicated with a sedimentation tank 3, and the periphery of the water suction pump 10 is dug deep so as to lift tail water of the regulating tank 2 to the sedimentation tank 3 at the upper layer; the water outlet of the sedimentation tank 3 is provided with a filtering inclined plate 12, the sedimentation tank 3 adopts the filtering inclined plate 12 to collect large-particle suspended matters such as residual bait, excrement and the like, and meanwhile, filter feeding fishes are properly fed in the sedimentation tank 3, so that the concentration of the suspended matters is reduced; the bottom of the sedimentation tank 3 is provided with a sludge hopper 13, the sludge hopper 13 is communicated with a sludge discharge pipe 14, the sludge discharge pipe 14 is communicated to the sludge tank, and large-particle suspended matters such as residual bait and faeces in tail water can be filtered, and the suspended matters are collected to the sludge tank for subsequent treatment through the sludge hopper 13 and the sludge discharge pipe 14; the tail water treated by the sedimentation tank enters the first-stage ecological purifying tank 5 after suspended matters are further reduced by the first filtering dam 4 taking ceramsite, vesuvianite, oyster shell and the like as fillers, the first-stage ecological purifying tank 5 mainly purifies first algae 15, and preferably the first algae 15 is asparagus. The growth period of the asparagus is generally 3 to 4 months, which is similar to the culture period of the high-level pond prawns, and the asparagus can be collected together when the prawns are collected; the bottom of the first-stage ecological purifying tank 5 is provided with a plurality of aerators 17, a plurality of light sources 16 are arranged beside the first algae 15, and the light sources 16 are formed by a plurality of light bands, so that the photosynthesis time of the first algae 15 can be prolonged, and the treatment efficiency is improved; thereby improving the efficiency of the first algal plants 15 for removing the nitrogen and phosphorus and other pollutants; the effluent of the first-stage ecological purifying tank 5 passes through the second filtering dam 6 to cut down suspended matters again and then enters the second-stage ecological purifying tank 7 for treatment, and the second-stage ecological purifying tank 7 mainly removes pollutants such as nitrogen, phosphorus and the like by shellfish 18, second algae 19 and fish 20. The effluent of the secondary ecological purifying pond 7 finally flows through a runway type ecological ditch 8 arranged around the treatment facility, and is continuously purified under the actions of sand, sea horse teeth and the like in the ecological ditch 8, and tail water is discharged or recycled after reaching the standard through treatment.
And the densities of organisms such as first algae 15 and second algae 19 in the primary ecological purification tank 5 and the secondary ecological purification tank 7 are regulated according to the nitrogen and phosphorus concentrations in the culture tail water so as to meet the requirement that the tail water can reach the standard and be discharged within the hydraulic retention time of 1 day in the ecological purification tank.
The first algal plant 15 and the second algal plant 19 can be of the same variety.
The working principle of the shrimp high-density culture tail water treatment facility is as follows:
The culture tail water automatically flows into a regulating tank 2 at the lower layer of the facility from a culture pond 1 through a pipeline 9, tail water in the regulating tank 2 is lifted into a sedimentation tank 3 at the upper layer through a water suction pump 10 and a water suction pipe 11, the tail water treated by the sedimentation tank 3 further cuts down suspended matters through a first filtering dam 4 taking ceramsite, volcanic rock, oyster shell and the like as fillers, then enters a first-stage ecological purification tank 5, the suspended matters of the effluent of the first-stage ecological purification tank 5 are cut down again through a second filtering dam 6, then enter a second-stage ecological purification tank 7 for treatment, the effluent of the second-stage ecological purification tank 7 finally flows through a runway-type ecological ditch 8 arranged at the periphery of the facility, and is continuously purified under the actions of sand, sea horse teeth and the like in the ecological ditch 8, and the tail water is discharged or recycled after reaching the treatment standard.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. A shrimp high-density cultivation tail water treatment facility which is characterized in that: including equalizing basin (2), equalizing basin (2) are through pipeline (9) intercommunication breed pond (1), equalizing basin (2) inside is provided with suction pump (10), suction pump (10) intercommunication suction pipe (11), the other end intercommunication of suction pipe (11) has sedimentation tank (3), sedimentation tank (3) are located equalizing basin (2) upper strata, sedimentation tank (3) delivery port is equipped with filters swash plate (12), sedimentation tank (3) are through first filtering dam (4) intercommunication one-level ecological purification pond (5), the inside first algae plant (15) that is provided with of one-level ecological purification pond (5), one-level ecological purification pond (5) are through second filtering dam (6) intercommunication second grade ecological purification pond (7), the play water end intercommunication ecological irrigation ditch (8) of second grade ecological purification pond (7).
2. The high-density shrimp culture tail water treatment facility as claimed in claim 1, wherein: the bottom of the sedimentation tank (3) is provided with a sludge hopper (13), the sludge hopper (13) is communicated with a sludge discharge pipe (14), and the sludge discharge pipe (14) is communicated to the sludge tank.
3. A shrimp high-density farming tail water treatment facility as in claim 2 wherein: the bottom of the first-level ecological purification tank (5) is provided with a plurality of aerators (17), and a plurality of light sources (16) are arranged beside the first algae (15).
4. A shrimp high-density culture tail water treatment facility as in claim 3 wherein: the first algae (15) is asparagus.
5. The high-density shrimp culture tail water treatment facility as claimed in claim 4, wherein: the inside of the secondary ecological purifying tank (7) is provided with shellfish (18), second algae plants (19) and fishes (20).
6. The high-density aquaculture tail water treatment facility of claim 5, wherein: the first filtering dam (4) and the second filtering dam (6) are filled with ceramsite, volcanic rock or oyster shell.
7. The high-density shrimp culture tail water treatment facility as claimed in claim 6, wherein: the ecological ditch (8) is filled with sand and sea horse teeth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322848963.4U CN221051710U (en) | 2023-10-23 | 2023-10-23 | Tail water treatment facility is bred to shrimp high density |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322848963.4U CN221051710U (en) | 2023-10-23 | 2023-10-23 | Tail water treatment facility is bred to shrimp high density |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221051710U true CN221051710U (en) | 2024-05-31 |
Family
ID=91200008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322848963.4U Active CN221051710U (en) | 2023-10-23 | 2023-10-23 | Tail water treatment facility is bred to shrimp high density |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221051710U (en) |
-
2023
- 2023-10-23 CN CN202322848963.4U patent/CN221051710U/en active Active
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