CN118079517B - Efficient treatment equipment and treatment method for aquaculture wastewater - Google Patents
Efficient treatment equipment and treatment method for aquaculture wastewater Download PDFInfo
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- CN118079517B CN118079517B CN202410466697.5A CN202410466697A CN118079517B CN 118079517 B CN118079517 B CN 118079517B CN 202410466697 A CN202410466697 A CN 202410466697A CN 118079517 B CN118079517 B CN 118079517B
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- 239000002351 wastewater Substances 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000009360 aquaculture Methods 0.000 title claims description 16
- 244000144974 aquaculture Species 0.000 title claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 63
- 230000007246 mechanism Effects 0.000 claims abstract description 54
- 239000012535 impurity Substances 0.000 claims abstract description 38
- 238000001914 filtration Methods 0.000 claims abstract description 35
- 238000007599 discharging Methods 0.000 claims abstract description 28
- 239000002893 slag Substances 0.000 claims abstract description 20
- 238000004140 cleaning Methods 0.000 claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 230000007306 turnover Effects 0.000 claims description 18
- 230000008569 process Effects 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 16
- 238000003825 pressing Methods 0.000 claims description 13
- 239000007921 spray Substances 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 6
- 239000007787 solid Substances 0.000 description 5
- 239000013049 sediment Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002550 fecal effect Effects 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 244000144972 livestock Species 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- -1 change the physical Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 244000144977 poultry Species 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- 238000004075 wastewater filtration Methods 0.000 description 1
Classifications
-
- 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
- B01D33/35—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition
- B01D33/37—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in parallel connection
- B01D33/39—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in parallel connection concentrically or coaxially
-
- 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
- B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
- B01D33/466—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
-
- 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
- B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
- B01D33/76—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention belongs to the technical field of cultivation wastewater filtering equipment, in particular to high-efficiency treatment equipment and a treatment method for cultivation wastewater, wherein the high-efficiency treatment equipment comprises the following steps: a filter tank and a treatment tank; a water pipe is connected between the treatment tank and the filter tank, and a water pump is connected to the water pipe; the filter tank is provided with a water inlet tank, a water outlet hole is arranged on the water inlet tank, and a filter mechanism is arranged in the filter tank and is used for filtering impurities in the cultivation wastewater; the filtering mechanism comprises a frame, two ends of the frame are symmetrically connected with a pair of rollers, a pair of conveyor belts are connected between the two rollers in a transmission way, and a driving motor is arranged on the frame and used for driving the rollers to rotate; a plurality of filter screens are connected between the two conveying belts; according to the invention, the filter screen is driven to be conveyed forwards by adopting the conveying belt, and the filtered matters on the surface of the filter screen fall into the slag discharging mechanism after being overturned, so that the impurities are discharged out of the filter tank through the slag discharging mechanism, and the purpose of timely cleaning the filter screen is achieved.
Description
Technical Field
The invention relates to the technical field of cultivation wastewater filtration, in particular to efficient treatment equipment and a treatment method for cultivation wastewater.
Background
The culture wastewater is wastewater generated in livestock culture process, belongs to high-concentration organic wastewater, has high suspended solids and ammonia nitrogen content, and after entering into natural water, the untreated wastewater can raise the content of solid suspended solids, organic matters and microorganisms in the water, change the physical, chemical and biological community composition of the water, deteriorate the water quality, and need to treat the wastewater effectively, and the generated wastewater contains a large amount of fecal suspended solids, so that the fecal suspended solids need to be collected and treated in the pretreatment process of the culture wastewater.
But traditional equipment for livestock and poultry cultivation wastewater treatment only has simple filtration structure, can filter impurities such as excrement and urine in wastewater, and the filter screen can not automatically clear the materials for the filtered impurities after filtering, long-term accumulation influences the filtering effect, and the impurities on the filtering component are regularly cleared by using external equipment, so that time and labor are wasted, the operation is difficult, and the efficiency of wastewater treatment is influenced.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides high-efficiency treatment equipment and a treatment method for aquaculture wastewater, which are used for filtering and removing impurities in the aquaculture wastewater by driving a plurality of filter screens to be conveyed forwards through a conveying belt, and aim to solve the problems in the background art.
In order to achieve the technical purpose, the specific technical scheme of the invention is as follows, and the high-efficiency treatment equipment for the cultivation wastewater provided by the invention comprises the following components: a filter tank and a treatment tank; a water pipe is connected between the treatment tank and the filter tank, and a water pump is connected to the water pipe and used for pumping water in the filter tank into the treatment tank; the filter tank is provided with a water inlet tank, a water outlet hole is arranged on the water inlet tank, and a filter mechanism is arranged in the filter tank and is used for filtering impurities in the cultivation wastewater; the filtering mechanism comprises a frame, two ends of the frame are symmetrically connected with a pair of rollers, a pair of conveying belts are connected between the two rollers in a transmission manner, the conveying belts run along the length direction of the filtering tank, and a driving motor is arranged on the frame and used for driving the rollers to rotate; a plurality of filter screens are connected between the two conveying belts and uniformly and neatly distributed along the length direction of the conveying belts.
As a preferable technical scheme of the invention, the filter screen is fixedly connected in a rectangular rotating frame, a connecting block which is rotationally connected with the rotating frame is fixedly connected on the conveying belt, and one end of the rotating frame is fixedly connected with a gear.
As a preferred technical scheme of the invention, a turnover mechanism for driving the rotating frame to turn over is arranged on the frame, and the turnover mechanism comprises: the fixing frame is fixedly connected with the frame; the cross rod is fixedly connected with the fixing frame, the two sides of the cross rod are respectively fixedly connected with a first rack and a second rack which are matched with the gears, and the gears drive the rotating frame to turn over when rolling along the surfaces of the first rack and the second rack.
As a preferable technical scheme of the invention, a sliding hole is arranged on one end surface of the rotating frame, a sliding block is connected in the sliding hole in a sliding way, a pair of material cleaning plates are fixedly connected on the sliding block and are used for cleaning impurities on the surface of the filter screen, and the two material cleaning plates are contacted with the surface of the filter screen and are respectively arranged on the upper surface and the lower surface of the filter screen.
As a preferable technical scheme of the invention, the cross rod is fixedly connected with a blocking frame and is used for driving the sliding block to slide from one end of the sliding hole to the other end, and the sliding block is fixedly connected with a blocking rod matched with the blocking frame.
As a preferable technical scheme of the invention, a first bracket is fixedly connected to the fixing frame, a pressing frame with a V-shaped structure is fixedly connected to the first bracket, and a pressing wheel is rotatably connected to the pressing frame and used for keeping the rotating frame in a horizontal state after being overturned; a pair of grooves are formed in two sides of the connecting block, limiting blocks are movably connected in the grooves, springs are fixedly connected between the limiting blocks and the grooves, and limiting grooves matched with the limiting blocks are formed in two ends of the rotating frame; when the limiting block is connected in the limiting groove, the rotating frame is in a horizontal state.
As a preferable technical scheme of the invention, the fixing frame is fixedly connected with the second bracket, the second bracket is connected with the rotatable mounting seat, the mounting seat is provided with the spray pipe for flushing the surface of the filter screen in the overturning process, and the spray pipe is provided with a plurality of nozzles.
As a preferable technical scheme of the invention, a slag discharging mechanism is arranged in the filter tank and is used for discharging impurities filtered by the filter screen; the slag discharging mechanism comprises: one end of the discharge hole of the cylinder body is arranged outside the filter tank, a cylindrical filter cylinder is arranged inside the cylinder body, and the cylinder body and the filter cylinder are respectively provided with a corresponding feed inlet; when the filter screen turns over, impurities on the surface of the filter screen drop into the filter cylinder through the feed inlet; the spiral blade is arranged in the filter cylinder and is used for discharging impurities from one end of the cylinder body; and the rotating motor is used for driving the helical blade to rotate.
As a preferable technical scheme of the invention, a pair of guide plates with V-shaped structures are arranged at the feed inlet, and a plurality of through holes are arranged on the surface of the cylinder.
An efficient treatment method for aquaculture wastewater, comprising the following steps:
Step one: the cultivation wastewater is discharged into the filtering tank through the water inlet tank, in the discharging process, the driving motor drives the two rollers to rotate, the conveying belt drives the plurality of filter screens to continuously convey forwards, and the filter screens filter impurities in the cultivation wastewater;
Step two: when the filter screen passes through the turnover mechanism, the filter screen turns 180 degrees, in the process of turning the filter screen, the baffle frame drives the material cleaning plate to move on the surface of the filter screen, impurities on the surface of the filter screen are cleaned into the slag discharging mechanism, the slag discharging mechanism discharges the impurities to the outside of the filter tank, and meanwhile, the water spraying pipe sprays water to wash the surface of the filter screen;
Step three: the water pump pumps the filtered aquaculture wastewater in the filter tank into the treatment tank for further treatment of the aquaculture wastewater.
The beneficial effects of the invention are as follows:
1. According to the invention, the filter screen is driven to be conveyed forwards by adopting the conveying belt, the cultivation wastewater is filtered and filtered to remove impurities in the conveying process, and the filtered matters on the surface of the filter screen fall into the slag discharging mechanism after being overturned, so that the impurities are discharged out of the filter tank through the slag discharging mechanism, and the purpose of timely cleaning the filter screen is achieved.
2. According to the invention, the movable material cleaning plate is connected to the filter screen, and the material cleaning plate moves on the surface of the filter screen in the overturning process of the filter screen, so that impurities on the filter screen can be cleaned into the slag discharging mechanism.
Drawings
Fig. 1 is a schematic structural diagram of an efficient treatment device for aquaculture wastewater according to the present invention.
Fig. 2 is a schematic structural diagram of a filtering mechanism according to the present invention.
Fig. 3 is another angular schematic view of the filtering mechanism according to the present invention.
Fig. 4 is a schematic structural diagram of a filter screen according to the present invention.
Fig. 5 is a schematic structural diagram of a turnover mechanism according to the present invention.
Fig. 6 is a schematic structural diagram of a connection block according to the present invention.
Fig. 7 is a schematic structural diagram of the slag discharging mechanism according to the present invention.
In the figure: 1. a filtering tank; 101. a water inlet tank; 102. a water outlet hole; 2. a treatment pool; 3. a filtering mechanism; 31. a roller; 32. a rotating frame; 321. a filter screen; 322. a slide hole; 323. a gear; 324. a slide block; 325. a material cleaning plate; 326. a stop lever; 327. a limit groove; 33. a conveyor belt; 34. a connecting block; 341. a groove; 342. a spring; 343. a limiting block; 35. a turnover mechanism; 350. a water spray pipe; 351. a fixing frame; 352. a cross bar; 353. a first rack; 354. a second rack; 355. a baffle frame; 356. a first bracket; 357. a pressing frame; 358. a pinch roller; 359. a second bracket; 3510. a mounting base; 3511. a nozzle; 36. a driving motor; 37. a frame; 4. a slag discharging mechanism; 41. a cylinder; 42. a helical blade; 43. a rotating electric machine; 44. a feed inlet; 45. a material guide plate; 46. a filter cartridge; 47. a through hole; 5. a water pipe; 6. and (3) a water pump.
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.
Examples: the embodiment discloses a high-efficiency treatment device for cultivation wastewater, as shown in fig. 1-7, comprising: a filter tank 1 and a treatment tank 2; a water pipe 5 is connected between the treatment tank 2 and the filter tank 1, and a water pump 6 is connected to the water pipe 5 and is used for pumping water in the filter tank 1 into the treatment tank 2; the filter tank 1 is provided with a water inlet tank 101, the water inlet tank 101 is provided with a water outlet hole 102, and the filter tank 1 is internally provided with a filter mechanism 3 for filtering impurities in the cultivation wastewater, wherein the water surface height in the filter tank 1 is lower than the height of the filter mechanism 3; the cultivation wastewater is discharged to the surface of the filtering mechanism 3 from the water outlet hole 102 through the water inlet groove 101, suspended matters such as impurities, excrement and the like in the wastewater stay on the surface of the filtering mechanism 3 after the filtering mechanism 3 filters the cultivation wastewater, and the wastewater is pumped into a treatment pond for further treatment through the water pump 6 after being filtered, so that heavy metals and the like in the cultivation wastewater are removed.
As shown in fig. 2-4, the filtering mechanism 3 comprises a frame 37, the frame 37 is arranged along the length direction of the filtering tank 1, the frame 37 is fixedly connected with the inner wall of the filtering tank 1, two ends of the frame 37 are symmetrically connected with a pair of rollers 31, the rollers 31 are rotationally connected with the frame 37, two rollers 31 are respectively arranged at two ends of the inside of the filtering tank 1, a pair of conveying belts 33 are in transmission connection between the two rollers 31, the conveying belts 33 are respectively arranged at two ends of the rollers 31, the conveying belts 33 run along the length direction of the filtering tank 1, a driving motor 36 is arranged on the frame 37, and the driving motor 36 drives the rollers 31 to rotate through belt pulleys and belt wires; a plurality of filter screens 321 are connected between the two conveying belts 33, the filter screens 321 are uniformly and orderly distributed along the length direction of the conveying belts 33, and gaps are not formed between the adjacent filter screens 321; the filter screen 321 is fixedly connected in the rectangular rotating frame 32, the conveying belt 33 is fixedly connected with a connecting block 34 which is rotationally connected with the rotating frame 32, the connecting block 34 can be fixedly connected with the conveying belt 33 through a screw, and one end of the rotating frame 32 is fixedly connected with a gear 323; wherein, be equipped with sediment mechanism 4 in the filtering ponds 1 for with the impurity discharge of filter screen 321 filtration, sediment mechanism 4 can with frame 37 fixed connection, sediment mechanism 4 sets up in the middle of upper and lower both sides filter screen 321, upper filter screen 321 clear up impurity to sediment mechanism 4 in.
The specific implementation method comprises the following steps: the two rollers 31 are driven to rotate by the driving motor 36, the rollers 31 drive the two conveying belts 33 to move, and then the plurality of filter screens 321 are driven to continuously convey forwards, and the filter screens 321 keep a horizontal state in normal operation, so that each filter screen 321 can filter the aquaculture wastewater through the water outlet holes 102, and each filter screen 321 is fully utilized.
As shown in fig. 2 and 5, a turnover mechanism 35 for driving the turret 32 to turn over is mounted on the frame 37, and the turnover mechanism 35 includes: the fixing frame 351, the fixing frame 351 is fixedly connected with the frame 37; the cross rod 352 is fixedly connected with the fixing frame 351, a first rack 353 and a second rack 354 which are matched with the gear 323 are fixedly connected to two sides of the cross rod 352 respectively, the length of the second rack 354 is longer than that of the first rack 353, the first rack 353 and the second rack 354 are arranged above the gear 323, when the gear 323 passes through the surfaces of the first rack 353 and the second rack 354, the gear 323 is meshed with the first rack 353 and the second rack 354 in sequence, and the rotating frame 32 is driven to turn when the gear 323 rotates;
The specific implementation method comprises the following steps: when the gear 323 passes through the first rack 353, the turret 32 is flipped from the horizontal state to the tilted state; after the gear 323 passes through the second rack 354, the rotating frame 32 is turned from the inclined state to the horizontal state, so that the filter screen 321 just turns 180 degrees after passing through the whole turning mechanism 35, the filter screen 321 returns to the horizontal state again, and meanwhile, in the turning process of the filter screen 321, the impurities filtered out on the filter screen 321 fall into the slag discharging mechanism 4, and the filtered matters are discharged through the slag discharging mechanism 4.
As shown in fig. 4, a slide hole 322 is provided on one end surface of the turret 32, the slide hole 322 is provided along the width direction of the turret 32, and the slide hole 322 is provided at one end near the turning mechanism 35; a sliding block 324 is connected in the sliding hole 322 in a sliding way, a pair of material cleaning plates 325 are fixedly connected to the sliding block 324 and are used for cleaning impurities on the surface of the filter screen 321, and the two material cleaning plates 325 are contacted with the surface of the filter screen 321 and are respectively arranged on the upper surface and the lower surface of the filter screen 321; the cross bar 352 is fixedly connected with a baffle frame 355 for driving the sliding block 324 to slide from one end of the sliding hole 322 to the other end, and the sliding block 324 is fixedly connected with a stop lever 326 matched with the baffle frame 355.
The specific implementation method comprises the following steps: when the gear 323 passes through the first rack 353, the filter screen 321 turns to an inclined state, the gear 323 keeps the inclined state motionless when passing through the path between the first rack 353 and the second rack 354, and in the process, the baffle 355 contacts with the baffle 326 to drive the slide 324 to move from the upper end (i.e. right end) to the lower end (i.e. left end) of the slide 322, so as to drive the material cleaning plate 325 to move from the upper end to the lower end of the filter screen 321, and clean impurities on the surface of the filter screen 321; after the gear 323 passes through the second rack 354, the filter screen 321 turns over again to the horizontal state, simultaneously because the filter screen 321 turns over 180 degrees, the sliding block 324 is positioned at the right end position of the filter screen 321 again to cooperate with the next cleaning of the filter screen 321, the filter screen 321 continues to rotate to the lower part of the water outlet 102 along with the conveying belt 33 after cleaning, and the cultivation wastewater is filtered again, so that the filter screen 321 keeps in a clean state before filtering, and the influence on the filtering effect is avoided.
Preferably, the fixing frame 351 is fixedly connected with a first bracket 356, the first bracket 356 is fixedly connected with a pressing frame 357 with a V-shaped structure, the pressing frame 357 is rotatably connected with a pressing wheel 358, the pressing wheel 358 is in contact with the rotating frame 32, and after the rotating frame 32 is turned over, in order to ensure that the filter screen 321 is in a horizontal state, the pressing frame 357 and the pressing wheel 358 can play a role in correcting and flattening the rotating frame 32, so that the filter screen 321 is kept in a horizontal state after being turned over.
Preferably, as shown in fig. 6, a pair of grooves 341 are formed on two sides of the connecting block 34, a limiting block 343 is movably connected in the grooves 341, a spring 342 is fixedly connected between the limiting block 343 and the grooves 341, and limiting grooves 327 matched with the limiting block 343 are formed on two ends of the rotating frame 32, wherein the contact surfaces of the limiting grooves 327 and the limiting block 343 are cambered surfaces, so that the clamping is convenient; when the limiting block 343 is connected in the limiting groove 327, the spring 342 is in a compressed state, and the rotating frame 32 is in a horizontal state, so that the horizontal state of the filter screen 321 is kept stable, and the horizontal angle change caused by the impact of waste water on the filter screen 321 is avoided.
Preferably, the fixing frame 351 is fixedly connected with a second bracket 359, the second bracket 359 is connected with a rotatable mounting seat 3510 through a bolt, a water spray pipe 350 is arranged on the mounting seat 3510, the water spray pipe 350 can be connected with a water pump and is used for flushing the surface of the filter screen 321 in the overturning process, and a plurality of nozzles 3511 are arranged on the water spray pipe 350; the water is sprayed to the surface of the filter screen 321 in the overturning process through the water spraying pipe 350, so that the aim of cleaning the surface of the filter screen is fulfilled, and the filter screen is cleaned conveniently.
As shown in fig. 2 and 7, the slag discharging mechanism 4 includes: the filter comprises a cylinder 41, wherein one end of a discharge hole of the cylinder 41 is of an opening structure and is arranged outside the filter tank 1, a cylindrical filter cylinder 46 is arranged inside the cylinder 41, the filter cylinder 46 is tightly limited to water passing, the cylinder 41 and the filter cylinder 46 are both provided with corresponding feed inlets 44, the feed inlets 44 are arranged along the length direction of the cylinder 41, and the length of the feed inlets 44 is slightly longer than that of a filter screen 321, so that filtered impurities on the filter screen 321 can completely enter the filter cylinder 46, and the feed inlets 44 are arranged below the turnover position of the filter screen 321; when the filter screen 321 is turned over, the surface impurities thereof fall into the filter cartridge 46 through the feed port 44; the helical blade 42 is arranged in the filter cartridge 46, the filter cartridge 46 is used for filtering water in the filtered material, the water returns to the filter tank 1 again, sundries are discharged from one end of the cylinder 41, and the helical blade 42 is used for discharging impurities from one end of the cylinder 41; a rotating motor 43 for driving the helical blade 42 to rotate; wherein, the feed inlet 44 is provided with a pair of guide plates 45 with V-shaped structures, the size of the feed inlet 44 is increased, the filtered matters can conveniently enter the cylinder 41, and the surface of the cylinder 41 is provided with a plurality of through holes 47; the spiral blade 42 is rotated by the rotating motor 43 to discharge the foreign substances in the filter cartridge 46 from one end of the cylinder 41, and the water is returned to the filter tank 1 through the through hole 47.
An efficient treatment method for aquaculture wastewater, comprising the following steps:
step one: the cultivation wastewater is discharged into the filter tank 1 through the water inlet tank 101, in the discharging process, the driving motor 36 drives the two rollers 31 to rotate, the conveying belt 33 drives the plurality of filter screens 321 to continuously convey forwards, and the filter screens 321 filter impurities in the cultivation wastewater;
Step two: when the filter screen 321 passes through the turnover mechanism 35, the filter screen 321 turns 180 degrees, in the turnover process of the filter screen 321, the baffle frame 355 drives the material cleaning plate 325 to move on the surface of the filter screen 321, impurities on the surface of the filter screen 321 are cleaned into the mechanism of the slag discharging mechanism 4, the slag discharging mechanism 4 discharges the impurities to the outside of the filter tank 1, and meanwhile, the water spraying pipe 350 sprays water to wash the surface of the filter screen 321;
step three: the water pump 6 pumps the filtered cultivation wastewater in the filter tank 1 into the treatment tank 2, and the cultivation wastewater is further treated, such as a process for removing heavy metals in the wastewater.
Finally, it should be noted that: in the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
The foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. An efficient treatment apparatus for aquaculture wastewater, comprising:
A filter tank (1) and a treatment tank (2);
A water pipe (5) is connected between the treatment tank (2) and the filter tank (1), and a water pump (6) is connected to the water pipe (5) and is used for pumping water in the filter tank (1) into the treatment tank (2);
A water inlet tank (101) is arranged on the filter tank (1), a water outlet hole (102) is arranged on the water inlet tank (101), and a filter mechanism (3) is arranged in the filter tank (1) and is used for filtering impurities in the cultivation wastewater;
The filtering mechanism (3) comprises a frame (37), a pair of rollers (31) are symmetrically connected to two ends of the frame (37), a pair of conveying belts (33) are connected between the two rollers (31) in a transmission mode, the conveying belts (33) run along the length direction of the filtering tank (1), and a driving motor (36) is mounted on the frame (37) and used for driving the rollers (31) to rotate;
a plurality of filter screens (321) are connected between the two conveying belts (33), and the filter screens (321) are uniformly and orderly distributed along the length direction of the conveying belts (33);
The filter screen (321) is fixedly connected in a rectangular rotating frame (32), a connecting block (34) which is rotationally connected with the rotating frame (32) is fixedly connected on the conveying belt (33), and one end of the rotating frame (32) is fixedly connected with a gear (323);
The frame (37) is provided with a turnover mechanism (35) for driving the rotating frame (32) to turn over, and the turnover mechanism (35) comprises: the fixing frame (351), the fixing frame (351) is fixedly connected with the frame (37); the transverse rod (352) is fixedly connected with the fixing frame (351), a first rack (353) and a second rack (354) which are matched with the gear (323) are respectively fixedly connected to two sides of the transverse rod (352), and the rotating frame (32) is driven to turn when the gear (323) rolls along the surfaces of the first rack (353) and the second rack (354);
A sliding hole (322) is formed in one end surface of the rotating frame (32), a sliding block (324) is connected in the sliding hole (322) in a sliding mode, a pair of material clearing plates (325) are fixedly connected to the sliding block (324) and used for clearing impurities on the surface of the filter screen (321), and the two material clearing plates (325) are contacted with the surface of the filter screen (321) and are respectively arranged on the upper surface and the lower surface of the filter screen (321);
the transverse rod (352) is fixedly connected with a blocking frame (355) and is used for driving the sliding block (324) to slide from one end of the sliding hole (322) to the other end, and the sliding block (324) is fixedly connected with a blocking rod (326) matched with the blocking frame (355);
The utility model discloses a filter screen, including mount (351) and rotatable mount pad (3510), fixed connection second support (359) on mount pad (351), be connected with rotatable mount pad (3510) on second support (359), install spray pipe (350) on mount pad (3510) for wash filter screen (321) surface in the upset process, be equipped with a plurality of nozzle (3511) on spray pipe (350).
2. The efficient treatment equipment for the aquaculture wastewater according to claim 1, wherein a first bracket (356) is fixedly connected to the fixing frame (351), a pressing frame (357) with a V-shaped structure is fixedly connected to the first bracket (356), and a pressing wheel (358) is rotatably connected to the pressing frame (357) and used for keeping the rotating frame (32) in a horizontal state after being overturned; a pair of grooves (341) are formed in two sides of the connecting block (34), limiting blocks (343) are movably connected in the grooves (341), springs (342) are fixedly connected between the limiting blocks (343) and the grooves (341), and limiting grooves (327) matched with the limiting blocks (343) are formed in two ends of the rotating frame (32); when the limiting block (343) is connected in the limiting groove (327), the rotating frame (32) is in a horizontal state.
3. The efficient treatment equipment for the aquaculture wastewater according to claim 2, wherein a slag discharging mechanism (4) is arranged in the filtering tank (1) and is used for discharging impurities filtered by the filter screen (321); the slag discharging mechanism (4) comprises: the filter comprises a barrel body (41), wherein one end of a discharge hole of the barrel body (41) is arranged outside the filter tank (1), a barrel-shaped filter cylinder (46) is arranged inside the barrel body (41), and corresponding feed inlets (44) are formed in the barrel body (41) and the filter cylinder (46); when the filter screen (321) is turned over, impurities on the surface of the filter screen fall into the filter cylinder (46) through the feed inlet (44); a spiral blade (42) provided inside the filter cartridge (46), the spiral blade (42) being used for discharging impurities from one end of the cylinder (41); and a rotating motor (43) for driving the helical blade (42) to rotate.
4. A high efficiency treatment apparatus for aquaculture wastewater according to claim 3, characterized in that the feed inlet (44) is provided with a pair of guide plates (45) having a V-shaped structure, and the surface of the cylinder (41) is provided with a plurality of through holes (47).
5. A method for efficient treatment of aquaculture wastewater using an efficient treatment apparatus for aquaculture wastewater according to claim 4, comprising the steps of:
Step one: the cultivation wastewater is discharged into the filtering tank (1) through the water inlet tank (101), in the discharging process, the driving motor (36) drives the two rollers (31) to rotate, the conveying belt (33) drives the plurality of filter screens (321) to continuously convey forwards, and the filter screens (321) filter impurities in the cultivation wastewater;
Step two: when the filter screen (321) passes through the turnover mechanism (35), the filter screen (321) turns 180 degrees, in the turnover process of the filter screen (321), the baffle frame (355) drives the material cleaning plate (325) to move on the surface of the filter screen (321), impurities on the surface of the filter screen (321) are cleaned into the mechanism of the slag discharging mechanism (4), the slag discharging mechanism (4) discharges the impurities to the outside of the filter tank (1), and meanwhile, the water spraying pipe (350) sprays water to wash the surface of the filter screen (321);
Step three: the water pump (6) pumps the filtered cultivation wastewater in the filter tank (1) into the treatment tank (2) for further treatment of the cultivation wastewater.
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| EP1764166A1 (en) * | 2005-09-16 | 2007-03-21 | Sergio Fregonese | Apparatus and process for recovering and washing waste materials of various kinds for obtaining ground insulating materials |
| CN108552108A (en) * | 2018-06-27 | 2018-09-21 | 杭州风扬环保科技有限公司 | A kind of multi-stage filtration purifying water circulation system of aquaculture |
| CN112619263A (en) * | 2020-10-24 | 2021-04-09 | 浙江恒昌建设有限公司 | Municipal administration sewage treatment system |
| CN113413677B (en) * | 2021-08-23 | 2021-11-02 | 江苏大彭环保科技有限公司 | Papermaking industry waste water filtration treatment device |
| CN114100237A (en) * | 2021-09-14 | 2022-03-01 | 徐旭 | Chain plate filtering type solid-liquid separation device |
| CN220779377U (en) * | 2023-05-05 | 2024-04-16 | 东宁市水产技术推广站 | Waste water filtering structure |
| CN116730525A (en) * | 2023-05-29 | 2023-09-12 | 华能国际电力股份有限公司上海石洞口第二电厂 | Treatment system and rotary filter screen cleaning device |
| CN117298705A (en) * | 2023-11-22 | 2023-12-29 | 南京晨荣环保设备制造有限公司 | Internal inflow type screen plate grid dirt remover and dirt removing method |
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| CN108640337A (en) * | 2018-05-07 | 2018-10-12 | 闫平洋 | The working method of the multi-stage separation device of solid waste in a kind of sewage |
| CN110498534A (en) * | 2019-08-27 | 2019-11-26 | 吴永金 | A kind of textile process wastewater treatment equipment |
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