CN117263393A - Ecological system and integration process for treating tail water of compound enhanced aquaculture - Google Patents
Ecological system and integration process for treating tail water of compound enhanced aquaculture Download PDFInfo
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- CN117263393A CN117263393A CN202311549088.8A CN202311549088A CN117263393A CN 117263393 A CN117263393 A CN 117263393A CN 202311549088 A CN202311549088 A CN 202311549088A CN 117263393 A CN117263393 A CN 117263393A
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- vetiver
- tail water
- aeration
- tank
- aquaculture tail
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 135
- 238000009360 aquaculture Methods 0.000 title claims abstract description 93
- 244000144974 aquaculture Species 0.000 title claims abstract description 93
- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000008569 process Effects 0.000 title claims abstract description 19
- 150000001875 compounds Chemical class 0.000 title claims description 20
- 230000010354 integration Effects 0.000 title claims description 6
- 244000284012 Vetiveria zizanioides Species 0.000 claims abstract description 99
- 235000007769 Vetiveria zizanioides Nutrition 0.000 claims abstract description 99
- 238000005273 aeration Methods 0.000 claims abstract description 82
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 30
- 239000001301 oxygen Substances 0.000 claims abstract description 30
- 238000004062 sedimentation Methods 0.000 claims abstract description 27
- 244000005700 microbiome Species 0.000 claims abstract description 24
- 238000007667 floating Methods 0.000 claims abstract description 21
- 230000000813 microbial effect Effects 0.000 claims abstract description 18
- 241000196324 Embryophyta Species 0.000 claims abstract description 9
- 239000000945 filler Substances 0.000 claims abstract description 9
- 238000001914 filtration Methods 0.000 claims description 29
- 230000005540 biological transmission Effects 0.000 claims description 21
- 230000009467 reduction Effects 0.000 claims description 21
- 238000001514 detection method Methods 0.000 claims description 12
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 239000002131 composite material Substances 0.000 claims description 8
- 238000001179 sorption measurement Methods 0.000 claims description 6
- 241000233866 Fungi Species 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 5
- 238000000746 purification Methods 0.000 claims description 5
- 210000005056 cell body Anatomy 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000002787 reinforcement Effects 0.000 claims 8
- 238000005067 remediation Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 12
- 239000012535 impurity Substances 0.000 abstract description 11
- 244000025254 Cannabis sativa Species 0.000 abstract description 6
- 244000205574 Acorus calamus Species 0.000 abstract description 4
- 235000005273 Canna coccinea Nutrition 0.000 abstract description 4
- 240000008555 Canna flaccida Species 0.000 abstract description 4
- 241001632080 Haloxylon Species 0.000 abstract description 3
- 235000005205 Pinus Nutrition 0.000 abstract description 3
- 241000218602 Pinus <genus> Species 0.000 abstract description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 description 6
- 241000894006 Bacteria Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000012876 topography Methods 0.000 description 2
- 241001290610 Abildgaardia Species 0.000 description 1
- 241000251468 Actinopterygii Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000931336 Chloris truncata Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- UEKDBDAWIKHROY-UHFFFAOYSA-L bis(4-bromo-2,6-ditert-butylphenoxy)-methylalumane Chemical compound [Al+2]C.CC(C)(C)C1=CC(Br)=CC(C(C)(C)C)=C1[O-].CC(C)(C)C1=CC(Br)=CC(C(C)(C)C)=C1[O-] UEKDBDAWIKHROY-UHFFFAOYSA-L 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000009960 carding Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention discloses an ecological system and an integrated process for treating aquaculture tail water, and particularly relates to the technical field of aquaculture tail water treatment, comprising an integrated tank body, wherein a first-stage sedimentation tank is arranged in the integrated tank body, a vetiver planting layer is planted in one side of the first-stage sedimentation tank, and a multi-layer treatment assembly is arranged on one side of the vetiver planting layer; the multilayer treatment assembly comprises a vetiver plant interception dam arranged on one side of the vetiver planting layer. According to the invention, a plurality of vetiver grass planting layers and intercropped flowers, canna, haloxylon grass, pinus pinnatifida and calamus plants are planted through the multilayer treatment assembly to adsorb and filter tail water, the first vetiver grass floating island in the secondary sedimentation tank can continuously adsorb and filter aquaculture tail water, the nano microbial filler is hung to provide microorganism for digesting impurities in the aquaculture tail water, the oxygen content of the aquaculture tail water is increased by aeration in the reinforced aeration tank, and the treatment effect of the aquaculture tail water is improved.
Description
Technical Field
The invention relates to the technical field of aquaculture tail water treatment, in particular to an ecological system and an integration process for compound enhanced aquaculture tail water treatment.
Background
The fishponds are naturally distributed along the topography of the north, the south and the south of the area where the fishponds are positioned, the fishponds are adjacent to each other and are separated from each other by the dykes, communication pipelines are reserved between the fishponds, and certain height differences exist between different fishponds along the topography. The water body in the culture period is not discharged outwards generally, the discharged tail water enters the tail water treatment pool through the original ditch for treatment and is discharged, and in order to strengthen the water quality carding effect of the fish pond, the tail water needs to be treated in an environment-friendly way by an ecological system.
According to the method, in the prior art, patent publication No. CN116813074A discloses an aquaculture tail water process based on MABR reinforced three-pond two-dam, aiming at the situation that the occupied area of the traditional three-pond two-dam process needs to reach 6% -10% of the aquaculture area, the aquaculture area is permanently occupied for treatment, and the investment cost is increased; the invention optimizes the problems of large occupied area, low treatment efficiency, low impact load resistance and the like in the traditional three-pond two-dam treatment process; the running cost is reduced by reducing the power consumption and the carbon source addition amount in the process running process and improving the tail water treatment efficiency; the land cost is saved by reducing the requirement of the traditional process on the occupied area; but this patent has the following drawbacks;
in the aquaculture tail water treatment process, although filtration and adsorption can be realized through plants, in the filtration process, the water is difficult to realize treatment by utilizing microorganisms through multilayer precipitation, so that more impurities are caused in the water, the aquaculture tail water treatment effect is poor, and therefore, the ecological system and the integration process for the compound enhanced aquaculture tail water treatment are needed to be provided.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides an ecological system and an integration process for treating the tail water of the compound enhanced aquaculture.
In order to achieve the above purpose, the present invention provides the following technical solutions: the ecological system for treating the tail water of the compound enhanced aquaculture comprises an integrated tank body, wherein a primary sedimentation tank is arranged in the integrated tank body, a vetiver planting layer is planted in one side of the primary sedimentation tank, and a multilayer treatment assembly is arranged on one side of the vetiver planting layer;
the multilayer treatment assembly comprises a vetiver interception dam arranged on one side of a vetiver planting layer, a secondary sedimentation tank is arranged on one side of the vetiver interception dam, a first vetiver floating island is arranged in the secondary sedimentation tank, a first vetiver ecological filter dam is planted on one side of the first vetiver floating island, a biochemical treatment tank is arranged on one side of the first vetiver ecological filter dam, a hanging nano microbial filler and a second vetiver floating island are sequentially arranged in the biochemical treatment tank from bottom to top, a second vetiver ecological filter dam is planted on one side of the second vetiver floating island, an enhanced aeration tank is arranged on one side of the second vetiver ecological filter dam, a filling microbial layer is arranged in the enhanced aeration tank, a first vetiver ecological filter dam is fixedly connected between the vetiver planting layer and the primary sedimentation tank, the first vetiver ecological filter dam and the second vetiver ecological filter dam are sequentially arranged from top to the right side of the same vetiver ecological filter dam, and the vetiver ecological filter dam is arranged at the same level from top of the right side of the vetiver.
Preferably, a third vetiver ecological filter dam is arranged on one side of the filling microorganism fungus layer, a clean water tank for storing clean water is arranged on one side of the third vetiver ecological filter dam, a discharge pipe is embedded and communicated on one side of the clean water tank, a ditch is formed in two sides of the integrated tank body, a first fishpond communicated with one end of the ditch is formed, an inclined ditch is communicated on one side of the ditch, a second fishpond is communicated with one end of the inclined ditch, and a plurality of vetiver grass planting filter dams are planted on the tops of the ditch and the inclined ditch.
Through adopting above-mentioned technical scheme, the inside aquaculture tail water of first pond is discharged to the ditch inside, open the second pond and carry aquaculture tail water from the slope ditch to the ditch on, the filter dam is planted to the vetiver grass on many slope ditches and is realized filtering aquaculture tail water, first order sedimentation tank inside is planted a large amount of vetiver grass planting layer and is planted the flowers of restitution, canna, the haloxylon grass, windmill grass, the calamus plant and purify, enter into the second grade sedimentation tank inside after filtering through vetiver grass plant interception dam, first vetiver grass floating island can continue to adsorb the filtration to aquaculture tail water, the aquaculture tail water is inside along first vetiver grass ecological filter dam filtration, adsorb the filtration by the inside second vetiver grass floating island of biochemical treatment tank, hang the microorganism filler simultaneously and can provide microorganism and clear up impurity in the aquaculture tail water, after the ecological filter dam of biochemical treatment tank is blocked by the second vetiver grass and is adsorbed, aquaculture tail water enters into the enhancement aeration tank inside, the microorganism activity is improved when the microorganism crowd is contacted.
Preferably, one side of the ecological filtering dam of second vetiver grass and be located the position department fixedly connected with of filling microorganism fungus layer and cup joint the support, cup joint the inside accurate aeration subassembly that is equipped with of support, accurate aeration subassembly is including setting up at the inside dissolved oxygen detection sensor of cup joint the support, dissolved oxygen detection sensor's output is connected with the controller the below of controller is equipped with the aeration shunt tubes that runs through integrated cell body, the outer wall fixed intercommunication of aeration shunt tubes has a plurality of injection aeration tubes one side of injection aeration tubes is equipped with a plurality of L shape rotor plates that are the ring equidistance and distribute, one side of L shape rotor plate is connected with the linkage sleeve pipe, the inside rotation of linkage sleeve pipe is connected with the support axostylus axostyle, the top threaded connection of shunt tubes has the aeration pump machine the input welding intercommunication of aeration pump machine has the breathing pipe, one side of aeration pump machine is equipped with the switching component, a plurality of L shape rotor plates all with the linkage sleeve pipe between fixed connection, L shape vertical section shape is established to L shape.
Through adopting above-mentioned technical scheme, detect the inside water oxygen content of strengthening the aeration tank through cup jointing the inside dissolved oxygen detection sensor of support, when oxygen content is less than the numerical value that the controller set for, the aeration pump machine makes outside air pressure boost enter into the breathing pipe inside, through spraying the aeration pipe blowing aquaculture tail water, aquaculture tail water drives a plurality of L shape rotor plates and rotates, and the air can fully contact with the microorganism fungus layer on the filling microorganism fungus layer.
Preferably, the switching assembly comprises a guide frame plate arranged on one side of the aeration pump, a transmission screw is rotationally connected in the guide frame plate, a threaded sleeve joint support block connected with the guide frame plate in a sliding mode is arranged on the outer wall of the transmission screw, one end portion of the transmission screw extends to the outer portion of the guide frame plate and is connected with a speed reduction driving motor in a coaxial transmission mode, a linkage support is fixedly connected to one side of the threaded sleeve joint support block, a servo speed reduction motor is fixedly connected to one end portion of the linkage support, the output end of the servo speed reduction motor is coaxially connected with a rotating shaft in a transmission mode, a rotating support sleeve is welded at one end portion of the rotating shaft, a main filter element and a standby filter element are sequentially arranged inside the rotating support sleeve from left to right, the transmission screw is in threaded connection with the threaded sleeve joint support block, the speed reduction driving motor is fixedly connected with the guide frame plate, the main filter element and the standby filter element are fixedly connected with the rotating support sleeve, and the main filter element and the standby filter element are symmetrically arranged about the rotating support sleeve.
Through adopting above-mentioned technical scheme, when the inside main filter core of breathing pipe blocks up, start the gear drive motor and drive screw in the inside corotation of direction framed board, the screw cup joints a piece and drives the linkage support and make servo gear motor move right, servo gear motor drives the rotation axis and makes rotatory support move right, main filter core can follow breathing pipe inside and remove, start servo gear motor and drive the rotatory hundred eighty degrees of rotation axis, reserve filter core switches over to the position of aligning with breathing pipe import position, start the gear drive motor and drive screw reversal, the screw cup joints a piece and moves left, the screw cup joints a piece and drives the linkage support and make servo gear motor move left, rotatory support drives reserve filter core and inserts inside the breathing pipe, accomplish the change.
An integrated process of an ecosystem for compound enhanced aquaculture tail water treatment, the integrated process comprising the steps of:
step one, multi-layer purification, namely discharging aquaculture tail water in a first fishpond into a ditch, opening a second fishpond to convey the aquaculture tail water from an inclined ditch to the ditch, collecting the aquaculture tail water into an integrated pool body, and realizing multi-layer purification through a multi-layer treatment assembly;
step two, accurately supplying oxygen, detecting the oxygen content of the water body in the reinforced aeration tank by using a dissolved oxygen detection sensor, and aerating the reinforced aeration tank by using an accurate aeration assembly according to the oxygen concentration set by a controller;
step three, switching the filter element, when the main filter element in the air suction pipe is blocked, the switching component inserts the standby filter element into the air suction pipe to complete the replacement of the filter element;
and fourthly, discharging clear water, wherein the aquaculture tail water contacts a third vetiver ecological filter dam through the reinforced aeration tank to realize final filtration and adsorption, and discharging clear water through a discharge pipe on the clear water tank.
The invention has the technical effects and advantages that:
1. according to the invention, a plurality of vetiver grass planting layers and intercropped flowers, canna, haloxylon grass, pinus pinnatifida and calamus plants are planted through the multilayer treatment assembly to adsorb and filter tail water, the first vetiver grass floating island in the secondary sedimentation tank can continuously adsorb and filter aquaculture tail water, the second vetiver grass floating island in the biochemical treatment tank adsorbs and filters, the suspended nano microorganism filler can provide microorganisms to digest impurities in the aquaculture tail water, and when the suspended nano microorganism filler contacts with the filled microorganism layer, microorganism flora is provided, and the oxygen content of the aquaculture tail water is increased by aeration in the reinforced aeration tank, so that multilayer ecological treatment of the aquaculture tail water can be realized, the impurities in the water body are greatly reduced, and the treatment effect of the aquaculture tail water is improved;
2. the invention adopts the multilayer treatment assembly to enable the dissolved oxygen detection sensor in the sleeving support to detect the oxygen content of the water body in the reinforced aeration tank, the controller starts the aeration pump to enable external air to be pressurized into the air suction pipe, the aeration shunt pipe conveys the air into the plurality of injection aeration pipes, the injection aeration pipes blow the aquaculture tail water, the L-shaped rotating plate drives the linkage sleeve to stably rotate on the outer wall of the supporting shaft rod, and the air can fully contact with the microbial layer on the filled microbial layer in the aeration process of the aquaculture tail water, so that the microbial layer is ensured to be kept at the specified oxygen concentration to treat the tail water, the activity of the microbial layer is improved, and the treatment effect of the aquaculture tail water is effectively improved;
3. when the main filter element in the air suction pipe is blocked by external air impurities, the switching component is adopted, the speed reduction driving motor is started to drive the transmission screw rod to positively rotate in the guide frame plate, the rotary support sleeve drives the main filter element and the standby filter element to rightwards move, the main filter element can move out of the air suction pipe, the servo speed reduction motor is started to drive the rotary shaft to rotate for one hundred eighty degrees, the speed reduction driving motor is started to drive the transmission screw rod to reversely rotate, the screw sleeve support block drives the linkage support to leftwards move, the standby filter element is inserted into the air suction pipe, the blocked main filter element can be timely replaced, the aeration oxygen content in the reinforced aeration tank is ensured to be kept within a numerical value in a specified range, and the activity of aerobic microorganism bacteria is improved;
through the mutual influence of the effects, the aquaculture tail water is treated ecologically in multiple layers, air can be fully contacted with the microbial layer on the microbial layer, and finally the blocked main filter element is replaced timely, so that the oxygen content of the aeration inside the enhanced aeration tank is ensured to be kept in the numerical value of the designated range for aeration, the impurities inside the tail water are reduced greatly, and the ecological treatment effect of the aquaculture tail water is improved.
Drawings
FIG. 1 is a schematic diagram of the overall top view structure of an ecological system for treating tail water of composite reinforced aquaculture according to the present invention.
Fig. 2 is a schematic top perspective view of an integrated tank in an ecological system for treating tail water of composite reinforced aquaculture according to the present invention.
FIG. 3 is a schematic view of a vertical cross-section and a three-dimensional structure of an integrated tank body in an ecological system for treating tail water of composite reinforced aquaculture.
FIG. 4 is a schematic view showing a cut-off part of the joint of an integrated tank and a controller in an ecological system structure for treating tail water of composite reinforced aquaculture.
Fig. 5 is a schematic view showing the bottom view structure of an integrated tank in an ecological system for treating tail water of composite reinforced aquaculture.
Fig. 6 is an enlarged schematic view of the structure of fig. 3 a according to the present invention.
Fig. 7 is a schematic perspective view of a switching assembly in an ecological system for treating tail water of composite reinforced aquaculture according to the present invention.
Fig. 8 is a schematic diagram of a partial three-dimensional structure of a joint between a servo gear motor and a rotating shaft in an ecological system for treating tail water of compound enhanced aquaculture.
The reference numerals are: 1. integrating the pool body; 2. a first-stage sedimentation tank; 3. planting layers of vetiver grass; 4. vetiver plant interception dams; 5. a secondary sedimentation tank; 6. a first vetiver floating island; 7. a first vetiver grass ecological filter dam; 8. a biochemical treatment pool; 9. a second vetiver floating island; 10. hanging nano microorganism filler; 11. a second vetiver grass ecological filter dam; 12. strengthening an aeration tank; 13. filling a microbial layer; 14. a third vetiver grass ecological filter dam; 15. a clean water tank; 16. a discharge pipe; 17. a trench; 18. a first pond; 19. tilting the trench; 20. a second pond; 21. planting vetiver grass on the filtering dam; 22. sleeving a bracket; 23. a dissolved oxygen detection sensor; 24. a controller; 25. an aeration shunt tube; 26. an aeration pump; 27. an air suction pipe; 28. spraying an aeration pipe; 29. an L-shaped rotating plate; 30. a linkage sleeve; 31. a support shaft; 32. a guide frame plate; 33. a drive screw; 34. a reduction driving motor; 35. the thread is sleeved with the supporting block; 36. a linkage bracket; 37. a servo gear motor; 38. a rotation shaft; 39. rotating the support sleeve; 40. a main filter element; 41. and (5) a standby filter element.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The ecological system for treating the tail water of the compound enhanced aquaculture is shown in the accompanying drawings 1-8, wherein a plurality of layers of treating components, an accurate aeration component and a switching component are arranged on the ecological system for treating the tail water of the compound enhanced aquaculture, the arrangement of each mechanism and each component can greatly reduce the impurities in the tail water, the ecological treating effect of the tail water of the aquaculture is improved, and the specific structures of each mechanism and each component are as follows:
in some embodiments, as shown in fig. 1-3, the multi-layer treatment assembly comprises a vetiver interception dam 4 arranged on one side of a vetiver planting layer 3, a secondary sedimentation tank 5 is arranged on one side of the vetiver interception dam 4, a first vetiver floating island 6 is arranged in the secondary sedimentation tank 5, a first vetiver ecological filter dam 7 is planted on one side of the first vetiver floating island 6, a biochemical treatment tank 8 is arranged on one side of the first vetiver ecological filter dam 7, a hanging nano microorganism filler 10 and a second vetiver floating island 9 are sequentially arranged in the biochemical treatment tank 8 from bottom to top, a second vetiver ecological filter dam 11 is planted on one side of the second vetiver floating island 9, a reinforced aeration tank 12 is arranged on one side of the second vetiver ecological filter dam 11, and a filling microorganism layer 13 is arranged in the reinforced aeration tank 12.
In some embodiments, as shown in fig. 1-2, a third vetiver ecological filter dam 14 is installed on one side of the microbial layer 13, a clean water tank 15 for storing clean water is opened on one side of the third vetiver ecological filter dam 14, a drain pipe 16 is embedded and communicated on one side of the clean water tank 15, so that aquaculture tail water contacts the third vetiver ecological filter dam 14 through the enhanced aeration tank 12 to achieve final filtration adsorption, the aquaculture tail water forms clean water and is contained in the clean water tank 15, drainage is achieved through the drain pipe 16 on the clean water tank 15 to achieve clear water drainage operation, trenches 17 are opened and communicated on both sides of the integrated tank body 1, a first fishpond 18 communicated with one end of each trench 17 is opened, an inclined trench 19 is communicated on one side of each trench 17, a plurality of vetiver grass planting filter dams 21 are planted on one end of each inclined trench 19, so that aquaculture tail water in the first fishpond 18 is discharged into the inside the trench 17, the aquaculture tail water in each inclined trench 20 is opened, and the aquaculture tail water can be conveyed from the inclined trench 19 to achieve coarse filtration of the aquaculture tail water.
In some embodiments, as shown in fig. 3-6, a sleeving support 22 is fixedly connected to one side of the second vetiver ecological filtering dam 11 and is located above the microorganism bacteria layer 13, an accurate aeration component is arranged inside the sleeving support 22, the accurate aeration component comprises a dissolved oxygen detection sensor 23 arranged inside the sleeving support 22, an output end of the dissolved oxygen detection sensor 23 is connected with a controller 24, an aeration shunt tube 25 penetrating through the integrated tank body 1 is arranged below the controller 24, a plurality of injection aeration pipes 28 are fixedly connected to the outer wall of the aeration shunt tube 25, a plurality of L-shaped rotating plates 29 distributed at equal intervals are arranged on one side of the injection aeration pipes 28, a linkage sleeve 30 is connected to one side of the L-shaped rotating plates 29, a supporting shaft rod 31 is rotatably connected to the inside of the linkage sleeve 30, an aeration pump 26 is connected to the top end of the aeration shunt tube 25 in a threaded mode, an air suction pipe 27 is welded and communicated to the input end of the aeration pump 26, a switching component is arranged on one side of the aeration pump 26, a plurality of L-shaped rotating plates 29 are fixedly connected with the linkage sleeve 30, and the vertical section of the L-shaped rotating plates 29 is arranged to be L-shaped.
In some embodiments, as shown in fig. 4-8, the switching component comprises a guide frame plate 32 arranged at one side of the aeration pump 26, a transmission screw 33 is rotatably connected in the guide frame plate 32, a threaded sleeve support 35 slidably connected with the guide frame plate 32 is arranged on the outer wall of the transmission screw 33, a reduction driving motor 34 is coaxially connected with one end of the transmission screw 33, a linkage support 36 is fixedly connected at one side of the threaded sleeve support 35, a servo speed reducing motor 37 is fixedly connected at one end of the linkage support 36, an output end of the servo speed reducing motor 37 is coaxially connected with a rotating shaft 38, a rotating sleeve 39 is welded at one end of the rotating shaft 38, a main filter element 40 and a standby filter element 41 are sequentially arranged in the rotating sleeve 39 from left to right, a threaded connection is arranged between the transmission screw 33 and the threaded sleeve support 35, the reduction driving motor 34 is fixedly connected with the guide frame plate 32, the main filter element 40 and the standby filter element 41 are fixedly connected with the rotating sleeve 39, and the main filter element 40 and the standby filter element 41 are symmetrically arranged about the rotating sleeve 39.
The working principle of the ecological system for treating the tail water of the compound enhanced aquaculture is as follows:
firstly, in the multilayer purification process, the aquaculture tail water in the first fishpond 18 is discharged into the ditch 17, coarse filtration is realized through a plurality of vetiver grass planting filter dams 21 planted at the side of the ditch 17, meanwhile, the second fishpond 20 is opened to convey the aquaculture tail water from the inclined ditch 19 to the ditch 17, the aquaculture tail water is filtered through the vetiver grass planting filter dams 21 on the plurality of inclined ditches 19, the filtered aquaculture tail water can enter the first-stage sedimentation tank 2 along the inside of the integrated tank body 1, a large number of vetiver grass planting layers 3 and intercropped sedge, canna grass, pinus grass, pinaster grass and calamus plants are planted in the first-stage sedimentation tank 2, adsorption filtration is realized on the aquaculture tail water, the water adsorbed and filtered by the first-stage sedimentation tank 2 enters the second-stage sedimentation tank 5 after being filtered through the vetiver grass plant interception dams 4, the first vetiver floating island 6 in the secondary sedimentation tank 5 can continuously adsorb and filter the aquaculture tail water, the aquaculture tail water enters the biochemical treatment tank 8 after being filtered by the first vetiver ecological filtering dam 7, the second vetiver floating island 9 in the biochemical treatment tank 8 adsorbs and filters the aquaculture tail water, meanwhile, the suspended nano microbial filler 10 can provide microorganisms to digest impurities in the aquaculture tail water, the aquaculture tail water enters the reinforced aeration tank 12 after being blocked and adsorbed by the second vetiver ecological filtering dam 11 in the biochemical treatment tank 8, and microbial flora is provided when the aquaculture tail water contacts the filled microbial layer 13, and the oxygen content of the aquaculture tail water is increased by aerating the reinforced aeration tank 12, so that the aerobic microbial activity is improved, and the impurities in the aquaculture tail water are treated;
secondly, when oxygen is precisely supplied, the oxygen content of the water body in the reinforced aeration tank 12 is detected through the dissolved oxygen detection sensor 23 sleeved in the support 22, when the oxygen content is lower than the numerical value set by the controller 24, the controller 24 starts the aeration pump 26 to enable external air to be pressurized into the air suction pipe 27, the air is filled into the aeration shunt pipes 25 through the air suction pipe 27, the air is conveyed into the plurality of injection aeration pipes 28 through the aeration shunt pipes 25, aquaculture tail water is blown through the injection aeration pipes 28, the aquaculture tail water drives the plurality of L-shaped rotating plates 29 to rotate, the L-shaped rotating plates 29 drive the linkage sleeve 30 to stably rotate on the outer wall of the support shaft rod 31, and therefore the air can be fully contacted with the microbial layer on the filling microbial layer 13 in the aeration process of the aquaculture tail water;
then when the filter element is switched, when the main filter element 40 in the air suction pipe 27 is blocked, the speed reduction driving motor 34 is started to drive the transmission screw 33 to rotate forwards in the guide frame plate 32, the transmission screw 33 drives the threaded sleeve support block 35 to move rightwards along the guide frame plate 32 under the action of threads, the threaded sleeve support block 35 drives the linkage support 36 to enable the servo speed reduction motor 37 to move rightwards, the servo speed reduction motor 37 drives the rotary shaft 38 to enable the rotary support sleeve 39 to move rightwards, the rotary support sleeve 39 drives the main filter element 40 and the standby filter element 41 to move rightwards, the main filter element 40 can move out of the air suction pipe 27, the servo speed reduction motor 37 is started to drive the rotary shaft 38 to rotate for one hundred eighty degrees, the rotary shaft 38 drives the rotary support sleeve 39 to enable the standby filter element 41 and the main filter element 40 to rotate, the standby filter element 41 is switched to be aligned with the inlet part of the air suction pipe 27, the speed reduction driving motor 34 is started to drive the transmission screw 33 to rotate reversely, the threaded sleeve support block 35 moves leftwards, the threaded sleeve support block 35 drives the linkage support 36 to enable the servo speed reduction motor 37 to move leftwards, the servo speed reduction motor 37 drives the rotary shaft 38 to enable the rotary support sleeve 39 to move leftwards, the rotary support sleeve 39 drives the standby filter element 41 to be inserted into the air suction pipe 27, and dust impurities are prevented from blocking the air suction pipe 27 when the aeration pump 26 sucks outside air;
finally, when clear water is discharged, the aquaculture tail water contacts the third vetiver ecological filter dam 14 through the reinforced aeration tank 12 to realize final filtration and adsorption, the aquaculture tail water forms clear water which is contained in the clear water tank 15, and the discharge is realized through the discharge pipe 16 on the clear water tank 15, so that the aquaculture tail water integrated treatment is completed.
The details not described in detail in the specification belong to the prior art known to those skilled in the art, and model parameters of each electric appliance are not specifically limited and can be determined by using conventional equipment.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (10)
1. The utility model provides an ecosystem that compound strenghthened type aquaculture tail water was administered, includes integrated cell body (1), the internally mounted of integrated cell body (1) has one-level sedimentation tank (2), one side inside planting of one-level sedimentation tank (2) has vetiver grass planting layer (3), its characterized in that: a multi-layer treatment assembly is arranged on one side of the vetiver grass planting layer (3);
the multilayer treatment assembly comprises a vetiver plant interception dam (4) arranged on one side of a vetiver planting layer (3), a secondary sedimentation tank (5) is arranged on one side of the vetiver plant interception dam (4), a first vetiver floating island (6) is arranged in one side of the secondary sedimentation tank (5), a first vetiver ecological filtering dam (7) is planted on one side of the first vetiver floating island (6), a biochemical treatment tank (8) is arranged on one side of the first vetiver ecological filtering dam (7), a hanging nano microorganism filler (10) and a second vetiver floating island (9) are sequentially arranged in the biochemical treatment tank (8) from bottom to top, a second vetiver ecological filtering dam (11) is planted on one side of the second vetiver floating island (9), an enhanced aeration tank (12) is arranged on one side of the second vetiver ecological filtering dam (11), and a filling microorganism layer (13) is arranged in the enhanced aeration tank (12).
2. An ecological system for the treatment of aquaculture tail water of the type of compound reinforcement according to claim 1, wherein: the vetiver grass planting layer (3) is fixedly connected with the primary sedimentation tank (2), and the primary sedimentation tank (2) and the secondary sedimentation tank (5) are fixedly poured.
3. An ecological system for the treatment of aquaculture tail water of the type of compound reinforcement according to claim 1, wherein: the vetiver grass plant interception dam (4), the first vetiver grass ecological filtering dam (7) and the second vetiver grass ecological filtering dam (11) are sequentially arranged at equal intervals from right to left, and the vetiver grass plant interception dam (4) and the top surface of the first vetiver grass ecological filtering dam (7) are positioned on the same horizontal line.
4. An ecological system for the treatment of aquaculture tail water of the type of compound reinforcement according to claim 1, wherein: a third vetiver ecological filter dam (14) is arranged on one side of the filling microorganism fungus layer (13), a clean water tank (15) for storing clean water is arranged on one side of the third vetiver ecological filter dam (14), and a discharge pipe (16) is embedded and communicated on one side of the clean water tank (15).
5. An ecological system for the treatment of aquaculture tail water of the type of compound reinforcement according to claim 1, wherein: the integrated pond is characterized in that two sides of the integrated pond body (1) are respectively provided with a channel (17), one end of each channel (17) is provided with a first fishpond (18) which is communicated with each other, one side of each channel (17) is communicated with an inclined channel (19), one end of each inclined channel (19) is communicated with a second fishpond (20), and a plurality of vetiver grass planting filtering dams (21) are planted at the tops of each channel (17) and each inclined channel (19).
6. An ecological system for the treatment of aquaculture tail water of the type of compound reinforcement according to claim 1, wherein: the ecological filtering dam is characterized in that one side of the second vetiver grass filtering dam (11) is fixedly connected with a sleeving support (22) at the position above the microbial layer (13) filled with the vetiver grass, an accurate aeration component is arranged inside the sleeving support (22), the accurate aeration component comprises a dissolved oxygen detection sensor (23) arranged inside the sleeving support (22), the output end of the dissolved oxygen detection sensor (23) is connected with a controller (24), an aeration shunt tube (25) penetrating through the integrated pond body (1) is arranged below the controller (24), a plurality of injection aeration tubes (28) are fixedly communicated with the outer wall of the aeration shunt tube (25), a plurality of L-shaped rotating plates (29) distributed at equal intervals are arranged on one side of the injection aeration tubes (28), one side of each L-shaped rotating plate (29) is connected with a linkage sleeve (30), the inside of each linkage sleeve (30) is rotationally connected with a supporting shaft rod (31), the top end of each aeration tube (25) is connected with an aeration pump (26) in a threaded mode, and the input end of each aeration pump (26) is communicated with an aeration pump (27).
7. An ecological system for the treatment of aquaculture tail water of the type of compound reinforcement according to claim 6, wherein: the L-shaped rotating plates (29) are fixedly connected with the linkage sleeve (30), and the vertical section of the L-shaped rotating plates (29) is L-shaped.
8. An ecological system for the treatment of aquaculture tail water of the type of compound reinforcement according to claim 6, wherein: the switching assembly comprises a guide frame plate (32) arranged on one side of an aeration pump (26), a transmission screw (33) is connected to the inside rotation of the guide frame plate (32), a threaded sleeve support block (35) which is connected with the guide frame plate (32) in a sliding mode is arranged on the outer wall of the transmission screw (33), one end portion of the transmission screw (33) extends to the outside of the guide frame plate (32) and is connected with a speed reduction driving motor (34) in a coaxial transmission mode, a linkage support (36) is fixedly connected to one side of the threaded sleeve support block (35), a servo speed reduction motor (37) is fixedly connected to one end portion of the linkage support (36), a rotary shaft (38) is connected to the output end of the servo speed reduction motor (37) in a coaxial transmission mode, a rotary sleeve (39) is welded to one end portion of the rotary shaft (38), and a main filter element (40) and a standby filter element (41) are sequentially installed inside the rotary sleeve (39) from left to right.
9. An ecological system for the treatment of aquaculture tail water of the type of compound reinforcement according to claim 8, wherein: the novel filter is characterized in that the transmission screw (33) is in threaded connection with the threaded sleeve joint support block (35), the speed reduction driving motor (34) is fixedly connected with the guide frame plate (32), the main filter element (40) and the standby filter element (41) are fixedly connected with the rotary support sleeve (39), and the main filter element (40) and the standby filter element (41) are symmetrically arranged about the rotary support sleeve (39).
10. An integrated process of an ecosystem for composite enhanced aquaculture tail water remediation, using the ecosystem for composite enhanced aquaculture tail water remediation of any one of claims 1-9, characterized in that: the integration process comprises the following steps:
step one, multi-layer purification, namely discharging aquaculture tail water in a first fishpond (18) into a ditch (17), opening a second fishpond (20) to convey the aquaculture tail water from an inclined ditch (19) to the ditch (17), collecting the aquaculture tail water into an integrated tank body (1), and realizing multi-layer purification through a multi-layer treatment assembly;
step two, accurately supplying oxygen, detecting the oxygen content of the water body in the reinforced aeration tank (12) by a dissolved oxygen detection sensor (23), and aerating the inside of the reinforced aeration tank (12) through an accurate aeration assembly according to the oxygen concentration set by a controller (24);
step three, switching filter elements, wherein when a main filter element (40) in the air suction pipe (27) is blocked, the switching component inserts a standby filter element (41) into the air suction pipe (27) to complete filter element replacement;
and fourthly, discharging clear water, wherein the aquaculture tail water is contacted with a third vetiver ecological filter dam (14) through a reinforced aeration tank (12) to realize final filtration and adsorption, and the clear water is discharged through a discharge pipe (16) on a clear water tank (15).
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| CN111718073A (en) * | 2020-06-30 | 2020-09-29 | 中国水产科学研究院淡水渔业研究中心 | Freshwater aquaculture pond tail water treatment system |
| CA3077745A1 (en) * | 2019-04-28 | 2020-10-28 | Institute Of Botany, Jiangsu Province And Chinese Academy Of Sciences | Modularly coupled wastewater treatment system |
| US20210298275A1 (en) * | 2018-08-06 | 2021-09-30 | Luonnonvarakeskus | Water treatment system for a recirculation aquaculture facility |
| WO2021251811A1 (en) * | 2020-06-08 | 2021-12-16 | Université Sidi Mohamed Ben Abdellah | Device for treating wastewater by vetiver zizania and biochar filters |
| CN115650498A (en) * | 2022-10-26 | 2023-01-31 | 广西壮族自治区水产科学研究院 | Fresh water pond culture tail water treatment system |
| CN219239455U (en) * | 2022-12-27 | 2023-06-23 | 中国水产科学研究院珠江水产研究所 | Enhanced three-pond two-dam aquaculture tail water treatment system |
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2023
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210298275A1 (en) * | 2018-08-06 | 2021-09-30 | Luonnonvarakeskus | Water treatment system for a recirculation aquaculture facility |
| CA3077745A1 (en) * | 2019-04-28 | 2020-10-28 | Institute Of Botany, Jiangsu Province And Chinese Academy Of Sciences | Modularly coupled wastewater treatment system |
| WO2021251811A1 (en) * | 2020-06-08 | 2021-12-16 | Université Sidi Mohamed Ben Abdellah | Device for treating wastewater by vetiver zizania and biochar filters |
| CN111718073A (en) * | 2020-06-30 | 2020-09-29 | 中国水产科学研究院淡水渔业研究中心 | Freshwater aquaculture pond tail water treatment system |
| CN115650498A (en) * | 2022-10-26 | 2023-01-31 | 广西壮族自治区水产科学研究院 | Fresh water pond culture tail water treatment system |
| CN219239455U (en) * | 2022-12-27 | 2023-06-23 | 中国水产科学研究院珠江水产研究所 | Enhanced three-pond two-dam aquaculture tail water treatment system |
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