CN114436415A - Water treatment device for aquaculture - Google Patents
Water treatment device for aquaculture Download PDFInfo
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- CN114436415A CN114436415A CN202011217387.8A CN202011217387A CN114436415A CN 114436415 A CN114436415 A CN 114436415A CN 202011217387 A CN202011217387 A CN 202011217387A CN 114436415 A CN114436415 A CN 114436415A
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- cavity
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- pipe
- roller
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 234
- 238000009360 aquaculture Methods 0.000 title claims abstract description 23
- 244000144974 aquaculture Species 0.000 title claims abstract description 23
- 238000001914 filtration Methods 0.000 claims abstract description 68
- 238000000926 separation method Methods 0.000 claims abstract description 36
- 239000012535 impurity Substances 0.000 claims abstract description 34
- 238000005192 partition Methods 0.000 claims abstract description 32
- 239000010865 sewage Substances 0.000 claims abstract description 18
- 239000007921 spray Substances 0.000 claims description 25
- 238000004891 communication Methods 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 8
- 238000001556 precipitation Methods 0.000 claims 2
- 230000007547 defect Effects 0.000 abstract description 3
- 239000006260 foam Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000013543 active substance Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002207 metabolite Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/05—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements supported
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
- B01D33/11—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for outward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/02—Combinations of filters of different kinds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/20—Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
A water treatment device for aquaculture comprises a coarse filter box and a roller filter device, wherein a box body is divided into a sewage discharge cavity, a separation cavity and a clear water cavity by a first partition plate and a second partition plate in the coarse filter box, a bubble generator is arranged in the separation cavity, a water inlet is formed in the front side surface of the separation cavity, and a clear water outlet is formed in the bottom of the clear water cavity; the roller filtering device comprises a filtering box body and a filtering roller, and a water pipe and an impurity collecting pipe are respectively arranged in the filtering roller in parallel along the axial direction; the water inlet end of the water pipe is communicated with the clear water outlet, and the inclined lower side of the water pipe, which is close to the filtering roller, is provided with a water outlet opening; two ends of the impurity collecting pipe are movably connected with the side wall of the filtering box body, the impurity collecting pipe is arranged in the filtering roller and close to the axis, and the impurity collecting pipe is of a semicircular groove structure; the lower surface of the filtering box body is provided with a water outlet. The invention overcomes the defects of the prior art, is energy-saving and environment-friendly, does not need any other power, can continuously operate all weather, and saves electric power and manpower.
Description
Technical Field
The invention relates to the technical field of sewage treatment for aquaculture, in particular to a water treatment device for aquaculture.
Background
In recent years, aquaculture is developed towards intensive, high-density and high-yield aquaculture, and the density and yield of aquaculture are improved; but simultaneously, a large amount of waste water generated by intensive culture causes great pollution to the environment, and the natural ecological balance of the water environment is destroyed by a large amount of residual baits, cultured biological metabolites, bacteria, organic pollutants and the like contained in the waste water.
At present, a filter screen is usually adopted for filtering sewage generated by aquaculture, but in freshwater fish culture, as mechanical filtration is not thorough, part of residual bait and excrement is dissolved in water to form protein, carbohydrate and lipid colloid, and water dissolved oxygen is consumed; and because solid contaminant can stop on the filter screen surface in the sewage after the filtration, cause the filter screen to block up to lead to the filter screen just need dismantle the clearance after using a period of time, and when clearing up the filter screen, adopt traditional washing method usually, not only waste a large amount of water resources, the sewage that washes does not have recovery processing, direct sewer causes environmental pollution.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a water treatment device for aquaculture, which overcomes the defects of the prior art, is energy-saving and environment-friendly, does not need any other power, can continuously operate all weather, and saves electric power and manpower.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a water treatment device for aquaculture comprises a coarse filter box and a roller filter device, wherein a first partition plate and a second partition plate are fixedly mounted in an inner cavity of the coarse filter box, the inner cavity of a box body is divided into a sewage discharge cavity, a separation cavity and a clear water cavity by the first partition plate and the second partition plate, the sewage discharge cavity is communicated with the separation cavity through the upper end of the first partition plate, the clear water cavity is communicated with the separation cavity through the lower end of the second partition plate, a bubble generator is fixedly mounted at the bottom of the inner cavity of the separation cavity, a water inlet is formed in the front side surface of the separation cavity, and a clear water outlet is formed in the bottom of the clear water cavity;
the roller filtering device comprises a filtering box body and a filtering roller, the filtering roller is rotatably connected to the inner cavity of the filtering box body, and a water pipe and an impurity collecting pipe are respectively arranged in the filtering roller in parallel along the axial direction; the water inlet end of the water pipe penetrates through the side wall of the filtering box body and is communicated with the clean water outlet through a connecting water pipe, the water pipe is arranged above one side, deviating from the axis, in the filtering roller, and a water outlet opening is formed in the inclined lower side, close to the filtering roller, of the water pipe; the two ends of the impurity collecting pipe respectively penetrate through the two side walls of the filtering box body and are movably connected with the side walls of the filtering box body, the impurity collecting pipe is arranged on the other side, close to the axis, of the filtering roller, and the impurity collecting pipe is of a semicircular groove structure; and a water outlet is formed in the lower surface of the filtering box body.
Preferably, the height of the upper end of the first separation plate is lower than that of the coarse filter box, the lower end of the second separation plate is provided with a communication port, and the clean water cavity is communicated with the separation cavity through the communication port.
Preferably, the clear water cavity is fixedly provided with a baffle plate, the clear water cavity is divided into a settling cavity and a water outlet cavity by the baffle plate, the settling cavity is communicated with the water outlet cavity through the upper part of the baffle plate, the clear water outlet is formed in the bottom of the water outlet cavity, and the height of the baffle plate is the same as that of the first partition plate.
Preferably, a support strip is fixedly mounted on the surface of the side of the inner cavity of the separation cavity, a filter screen is placed on the support strip, and the water inlet is arranged above the filter screen.
Preferably, rolling bearings are installed on the surfaces of two sides of the inner cavity of the filter box body through bearing frames, each filter roller comprises a cylindrical filter screen and flange edges, the flange edges are fixedly installed at two ends of the cylindrical filter screen, and the rolling bearings are respectively meshed with the side surfaces of the two flanges.
Preferably, the delivery port is provided with two, and two delivery ports are linked together with the end of intaking of first water pump and second water pump respectively, the play water end of second water pump is linked together through the one end of water pipe line with the interface, connect interface fixed mounting on the side surface of box, the other end of connection interface is connected with the end of intaking of spray pipe, the even fixed mounting of spray pipe surface has a plurality of spray guns, the water jet of spray gun is corresponding with the oblique upper surface of filter cylinder, just the water jet direction of spray gun is the oblique downward direction.
Preferably, a plurality of water receiving grooves are uniformly formed in the outer surface of the filtering roller along the outer circumferential direction, each water receiving groove is of a semicircular groove structure, and two ends of each water receiving groove are fixedly installed on the side surface between the two flange edges respectively.
Preferably, the water outlet opening is of a trapezoidal opening structure, an opening on one side of the water outlet opening, which is close to the water inlet end of the water service pipe, is large, and an opening on one side, which is far away from the water inlet end of the water service pipe, is small.
Preferably, a water pump is fixedly mounted on the connecting water pipe between the water pipe and the clean water outlet.
The invention provides a water treatment device for aquaculture. The method has the following beneficial effects: the bubble generator at the bottom of the separation cavity generates bubbles, so that surface active substances such as organic matters and the like or hydrophobic micro suspended matters in the sewage are adsorbed on the bubbles and float to the upper part of the separation cavity to form a foam layer, then the foam layer flows into the sewage discharging cavity through the upper end of the first partition plate, and is discharged into the suspended matter collecting device through the sewage discharging outlet to be subjected to centralized treatment, and the water below the separation cavity enters the clear water cavity through the lower end of the second partition plate and is conveyed into the water pipe from the clear water outlet; the water outlet strip-shaped opening on one side of the water service pipe flows out and falls onto the cylindrical filter screen, the filter roller is driven to rotate on the longitudinal bearing by the impulsive force of the backwater drop, the clear water is filtered out while the water flow drives the filter roller to rotate, impurities which cannot be filtered out can be rotated to be close to the position of a round top point on the filter roller by the filter roller, and then the impurities in the inner cavity of the filter roller fall off from the filter roller and fall into the impurity collecting pipe to be collected and then are discharged out of the system for centralized treatment through gravity.
Drawings
In order to more clearly illustrate the present invention or the prior art solutions, the drawings that are needed in the description of the prior art will be briefly described below.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the construction of a coarse filter box according to the present invention;
FIG. 3 is a schematic view showing the construction of a drum filter device according to the present invention;
FIG. 4 is a schematic view showing the construction of a filter drum according to the present invention;
FIG. 5 is a schematic radial cross-sectional view of a filter drum according to the present invention;
FIG. 6 is a schematic view showing the structure of a water pipe according to the present invention;
the reference numbers in the figures illustrate:
1. a coarse filter box; 2. a drum filtration device; 3. a first partition plate; 4. a second partition plate; 5. a blowdown chamber; 6. a separation chamber; 7. a clear water cavity; 8. a water outlet opening; 9. a bubble generator; 10. a water inlet; 11. a clear water outlet; 12. connecting a water pipe; 13. a filtering box body; 14. a filter drum; 15. a water pipe; 16. an impurity collecting pipe; 17. a water outlet; 18. a communication port; 19. a baffle plate; 20. a supporting strip; 21. a filter screen; 22. a rolling bearing; 23. a cylindrical filter screen; 24. a flange edge; 25. a first water pump; 26. a second water pump; 27. connecting an interface; 28. a water spray pipe; 29. a water spray gun; 30. a water receiving tank; 31. and (4) a water pump.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings.
In the first embodiment, as shown in fig. 1-6, a water treatment device for aquaculture comprises a coarse filter tank 1 and a roller filter device 2, wherein a first partition plate 3 and a second partition plate 4 are fixedly installed in an inner cavity of the coarse filter tank 1, the inner cavity of the tank body 1 is divided into a sewage discharge cavity 5, a separation cavity 6 and a clear water cavity 7 by the first partition plate 3 and the second partition plate 4, the sewage discharge cavity 5 is communicated with the separation cavity 6 through the upper end of the first partition plate 3, the clear water cavity 7 is communicated with the separation cavity 6 through a water outlet 8 at the lower end of the second partition plate 4, a bubble generator 9 is fixedly installed at the bottom of the inner cavity of the separation cavity 5, a water inlet 10 is formed in the front side surface of the separation cavity 5, a clear water outlet 11 is formed at the bottom of the clear water cavity 7, in the embodiment, the height of the upper end of the first partition plate 3 is lower than that of the coarse filter tank 1, the lower end of the second partition plate 4 is provided with a communication port 18, and the clean water chamber 6 is communicated with the separation chamber 5 through the communication port 18;
the roller filtering device 2 comprises a filtering box body 13 and a filtering roller 14, the filtering roller 14 is rotatably connected to the inner cavity of the filtering box body 13, and a water pipe 15 and an impurity collecting pipe 16 are respectively arranged in the filtering roller 14 in parallel along the axial direction; the water inlet end of the water pipe 15 penetrates through the side wall of the filtering box body 13 and is communicated with the clean water outlet 11 through the connecting water pipe 12, the water pipe 15 is arranged above one side of the filtering roller 14 deviating from the axis, and the water outlet opening 8 is formed in the inclined lower side of the water pipe 15 close to the filtering roller 14; two ends of the impurity collecting pipe 16 respectively penetrate through two side walls of the filtering box body 13 and are movably connected with the side walls of the filtering box body 13, the impurity collecting pipe 16 is arranged at the other side close to the axis in the filtering roller 14, and the impurity collecting pipe 16 is of a semicircular groove structure; the lower surface of the filter box body 13 is provided with a water outlet 17.
The working principle is as follows: when the device is used, sewage generated by aquaculture enters the separation cavity 6 through the water inlet 10, bubbles are generated through the bubble generator 9 in the separation cavity 6, surface active substances such as organic matters and the like or hydrophobic micro suspended matters in the sewage are adsorbed on the bubbles and float to the upper side of the separation cavity 5 to form a foam layer, then the foam layer flows into the sewage discharge cavity 5 through the upper end of the first partition plate 2 and is led out for centralized treatment, and water after organic matters are separated from the lower side of the separation cavity 6 enters the clear water cavity 7 from the communication port 18 at the lower end of the second partition plate 4 and is conveyed into the water pipe 15 from the clear water outlet 11 through the connecting water pipe 12; then flows out through a water outlet opening 8 at one side of the water pipe 15, falls onto the inner side surface of the filtering roller 14 under the action of gravity, drives the filtering roller 14 to rotate on the filtering box body 13 under the action of impact force of water return fall, filters out clean water while driving the filtering roller 14 to rotate by water flow, and can rotate impurities which cannot be filtered out to a position close to a dome point on the filtering roller 14 by the filtering roller 14, then enables impurities in the inner cavity of the filtering roller 14 to fall off from the filtering roller 14 and fall into the impurity collecting pipe 16 for collection under the action of gravity, when the impurities are collected to a certain amount, the impurity collecting pipe 16 can be drawn out from the side wall of the filtering box body 13, and after the impurities collected in the impurity collecting pipe 16 are concentrated and treated, the impurity collecting pipe 16 is inserted into the collecting pipe fixing hole 6, thereby being convenient and rapid to realize automatic collection of the impurities on the surface of the filtering roller 14, and any other power is not needed, and the filtering roller 14 can be ensured to continuously operate all the day, so that the electric power and the manpower are saved.
In the second embodiment, as a further scheme of the first embodiment, a baffle plate 19 is fixedly installed in the clean water cavity 7, the clean water cavity 7 is divided into a settling cavity and a water outlet cavity by the baffle plate 19, the settling cavity is communicated with the water outlet cavity through the upper part of the baffle plate 19, the clean water outlet 11 is arranged at the bottom of the water outlet cavity, and the height of the baffle plate 19 is the same as that of the first partition plate 3. When water at the bottom of the separation cavity 6 enters the clean water cavity 7 through the communication port 18, sediment in the water can be further blocked in the sedimentation cavity through the baffle plate 19, and clean water enters the water outlet cavity from the upper end of the baffle plate 19 and is conveyed to the water pipe 15 from the clean water outlet 11.
In the third embodiment, as a further scheme of the first embodiment, a supporting strip 20 is fixedly installed on the side surface of the inner cavity of the separation cavity 6, a filter screen 21 is placed on the supporting strip 16, and the water inlet 10 is arranged above the filter screen 21. The filter screen 21 can primarily filter the larger solid impurities in the sewage on the filter screen 21 to prevent the excessive solid impurities from depositing at the bottom of the separation chamber 6 to cause bottom blockage. And because filter screen 21 directly places on support bar 16, consequently after using, can directly take out filter screen 21 clearance, convenient and fast.
In a fourth embodiment, as a further scheme of the first embodiment, rolling bearings 22 are mounted on two side surfaces of the inner cavity of the filter box 13 through a bearing bracket, the filter drum 14 includes a cylindrical filter screen 23 and flange edges 24, the flange edges 24 are fixedly mounted at two ends of the cylindrical filter screen 23, and two sets of rolling bearings 22 are respectively engaged with side surfaces of the two flange edges 24. In this embodiment, the rolling bearing 22 includes two sets of longitudinal bearings and a transverse bearing, the two sets of longitudinal bearings are respectively disposed at the symmetrical oblique lower portions of the flange 24, the two sets of longitudinal bearings can support the filter drum 14 and ensure the rotation effect thereof, and the transverse bearing and the two sets of longitudinal bearings can limit the filter drum 14 to prevent the filter drum from shifting during use.
In the fifth embodiment, as a further scheme of the first embodiment, two water outlets 17 are provided, and the two water outlets 17 are respectively communicated with water inlet ends of the first water pump 25 and the second water pump 26, a water outlet end of the second water pump 25 is communicated with one end of the connection interface 27 through a water pipe, the connection interface 27 is fixedly installed on a side surface of the box body 1, the other end of the connection interface 27 is connected with a water inlet end of the water spray pipe 28, a plurality of water spray guns 29 are uniformly and fixedly installed on an outer surface of the water spray pipe 28, water spray nozzles of the water spray guns 29 correspond to an inclined upper side surface of the filter drum 14, and a water spray nozzle direction of the water spray guns 29 is an inclined downward direction.
In the use process, a part of clear water after filtering can be conveyed to the spray pipe 28 through a water pipe by the second water pump 26, then the water spray washing is carried out on the inclined upper side surface position outside the filter drum 14 by the plurality of water spray guns 29 on the surface of the spray pipe 28, through the impact action of water flow, the impurities adhered in the inner cavity of the filter drum 14 can be separated, and meanwhile, the filter drum 14 can rotate faster under the action of the inclined downward force applied to the filter drum 14 by the water spray nozzles of the water spray guns 29, so that the impurities on the inner side of the filter drum 14 can fall into the impurity collecting pipe 16. In this embodiment, by providing the connection interface 27, it is able to perform the switching function between the water spraying pipe 28 and the water pipeline, and also to support and fix the water spraying pipe 28, so as to facilitate the disassembly, maintenance and cleaning of the water spraying pipe 28.
In a sixth embodiment, as a further scheme of the fifth embodiment, a plurality of water receiving grooves 30 are uniformly arranged on the outer surface of the filter drum 14 along the outer circumferential direction, the water receiving grooves 30 are of a semicircular groove structure, and two ends of each water receiving groove 30 are respectively and fixedly installed on the side surface between the two flange edges 24. The water receiving tank 30 is used for receiving the clean water sprayed from the water spraying gun 29, and the filtering roller 14 can be better driven to rotate due to the gravity of the clean water received in the water receiving tank 30.
In a seventh embodiment, as shown in fig. 6, as a further alternative of the first embodiment, the water outlet opening 8 has a trapezoidal opening structure, and the opening of the water outlet opening 8 on the side close to the water inlet end of the water pipe 15 is larger, and the opening of the water outlet opening 8 on the side far from the water inlet end of the water pipe 15 is smaller. Because the water flow at the water inlet end of the water service pipe 15 is larger, the water flow is more balanced by arranging the trapezoidal opening structure.
In a seventh embodiment, as a further modification of the first embodiment, a water pump 31 is fixedly mounted on the connection water pipe 12 between the water pipe 15 and the clean water outlet 11. Clean water in the clean water cavity 6 is pumped into the water pipe 15 by the water pump 31.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. A water treatment device for aquaculture, characterized by: the device comprises a coarse filter box (1) and a roller filtering device (2), wherein a first partition plate (3) and a second partition plate (4) are fixedly installed in an inner cavity of the coarse filter box (1), the inner cavity of the box body (1) is divided into a sewage discharge cavity (5), a separation cavity (6) and a clear water cavity (7) by the first partition plate (3) and the second partition plate (4), the sewage discharge cavity (5) is communicated with the separation cavity (6) through the upper end of the first partition plate (3), the clear water cavity (7) is communicated with the separation cavity (6) through the lower end of the second partition plate (4), a bubble generator (9) is fixedly installed at the bottom of the inner cavity of the separation cavity (5), a water inlet (10) is formed in the front side surface of the separation cavity (5), and a clear water outlet (11) is formed in the bottom of the clear water cavity (7);
the roller filtering device (2) comprises a filtering box body (13) and a filtering roller (14), the filtering roller (14) is rotatably connected to the inner cavity of the filtering box body (13), and a water pipe (15) and an impurity collecting pipe (16) are respectively arranged in the filtering roller (14) in parallel along the axial direction; the water inlet end of the water pipe (15) penetrates through the side wall of the filtering box body (13) and is communicated with the clean water outlet (11) through a connecting water pipe (12), the water pipe (15) is arranged above one side of the filtering roller (14) deviating from the axis, and a water outlet opening (8) is formed in the inclined lower side, close to the filtering roller (14), of the water pipe (15); the two ends of the impurity collecting pipe (16) respectively penetrate through two side walls of the filtering box body (13) and are movably connected with the side walls of the filtering box body (13), the impurity collecting pipe (16) is arranged on the other side, close to the axis, in the filtering roller (14), and the impurity collecting pipe (16) is of a semicircular groove structure; and a water outlet (17) is formed in the lower surface of the filtering box body (13).
2. A water treatment device for aquaculture according to claim 1, characterized in that: the upper end of the first partition plate (3) is lower than the height of the coarse filter box (1), the lower end of the second partition plate (4) is provided with a communication port (18), and the clean water cavity (6) is communicated with the separation cavity (5) through the communication port (18).
3. A water treatment device for aquaculture according to claim 1, characterized in that: clear water chamber (7) internal fixed mounting has baffle (19), baffle (19) are cut apart into precipitation chamber and play water cavity with clear water chamber (7), the precipitation chamber is linked together through baffle (19) top and play water cavity, clear water export (11) set up in a water cavity bottom, baffle (19) height is the same with the height of first division board (3).
4. A water treatment device for aquaculture according to claim 1, characterized in that: fixed mounting has support bar (20) on the separation chamber (6) inner chamber side surface, filter screen (21) have been placed on support bar (16), water inlet (10) set up in filter screen (21) top.
5. A water treatment device for aquaculture according to claim 1, characterized in that: the rolling bearing (22) is installed through the bearing frame on filtering box (13) inner chamber both sides surface, filter cylinder (14) including tube-shape filter screen (23) and flange limit (24), flange limit (24) fixed mounting is at the both ends of tube-shape filter screen (23), and is two sets of rolling bearing (22) mesh with two flange limit (24) side surfaces respectively.
6. A water treatment device for aquaculture according to claim 5, characterized in that: delivery port (17) are provided with two, and two delivery ports (17) are linked together with the end of intaking of first water pump (25) and second water pump (26) respectively, the play water end of second water pump (25) leads to pipe line and is linked together with the one end of connecting interface (27), connect interface (27) fixed mounting on the side surface of box (1), the other end of connecting interface (27) is connected with the end of intaking of spray pipe (28), the even fixed mounting of spray pipe (28) surface has a plurality of spray guns (29), the water jet of spray gun (29) is corresponding with the oblique upper surface of filter cylinder (14), just the water jet direction of spray gun (29) is the oblique downward direction.
7. A water treatment device for aquaculture according to claim 6, characterized in that: the outer surface of the filtering roller (14) is uniformly provided with a plurality of water receiving grooves (30) along the outer circumferential direction, the water receiving grooves (30) are of a semicircular groove structure, and two ends of each water receiving groove (30) are fixedly arranged on the side surface between the two flange edges (24) respectively.
8. A water treatment device for aquaculture according to claim 1, characterized in that: the water outlet opening (8) is of a trapezoidal opening structure, an opening on one side, close to the water inlet end of the water service pipe (15), of the water outlet opening (8) is large, and an opening on one side, far away from the water inlet end of the water service pipe (15), of the water outlet opening is small.
9. A water treatment device for aquaculture according to claim 1, characterized in that: and a water pump (31) is fixedly arranged on the connecting water pipe (12) between the water pipe (15) and the clear water outlet (11).
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Cited By (1)
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| CN116098107A (en) * | 2023-04-11 | 2023-05-12 | 莘县耀霆渔业专业合作社 | Sewage treatment device of storage and drainage pond for seawater aquaculture |
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| CN114436415B (en) | 2024-05-10 |
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Effective date of registration: 20240703 Address after: Room 302, No. 60 Huaxi Road, Economic Development Zone, Huai'an District, Huai'an City, Jiangsu Province, China 223232 Patentee after: Huayu (Huai'an) Technology Co.,Ltd. Country or region after: China Patentee after: Dongfang Yugu (Shanghai) Technology Co.,Ltd. Address before: 201707 building 12, building 11, 889 Xinda Road, Qingpu District, Shanghai Patentee before: Ranrong industry (Shanghai) Co.,Ltd. Country or region before: China Patentee before: Guo Yidun Country or region before: TaiWan, China |