CN117985901B - Marine product cultivation tail water treatment device based on tidal power generation - Google Patents

Abstract

The invention discloses a marine product culture tail water treatment device based on tidal power generation, which belongs to the technical field of marine product culture and comprises a culture pond, a tail water treatment assembly, a sedimentation pond, an aeration pond and a biological treatment pond, wherein the culture pond, the sedimentation pond, the aeration pond and the biological treatment pond are sequentially connected, an aeration mechanism is arranged in the aeration pond, and the aeration mechanism comprises an air supply pipe, a pesticide spraying piece and an aeration piece and is used for carrying out aeration and pesticide spraying treatment on tail water in the aeration pond; the tidal power generation assembly is used for storing electric power in the electric storage equipment to supply power for the tail water treatment assembly; the tidal energy can be converted into electric energy, the electric power required by marine culture is provided, and the tidal energy is utilized to provide air for aeration of the aeration tank; the liquid medicine can be sprayed in the aeration tank during aeration, so that the mixing effect of the water body and the air can be improved, and the liquid medicine sprayed in the aeration tank can be fully mixed with the water body after entering the water body, so that the treatment effect of tail water in the aeration tank is greatly improved.

Description

Marine product cultivation tail water treatment device based on tidal power generation

Technical Field

The invention relates to the technical field of marine product cultivation, in particular to a marine product cultivation tail water treatment device based on tidal power generation.

Background

With the increasing demand of humans for seafood, the marine aquaculture industry has grown rapidly. Particularly, the seawater pond culture is required to be changed with water periodically, so that the treatment of a large amount of culture tail water is an important topic in the culture industry.

In the prior art, when tail water is treated, the tail water is subjected to precipitation treatment through a precipitation tank, particle impurities are removed, then aeration treatment is performed through an aeration tank, and finally purification treatment is performed through a biological purification tank, so that the content of nitrogen and phosphorus substances in the tail water is greatly reduced, and the pollution of discharged wastewater to the environment is avoided.

Tidal energy provides a predictable, reliable source of renewable energy, which, if utilized, can supplement the variability of wind and solar energy. Tidal energy exists all the year round, and is more reliable compared with wind energy and solar energy, the generated energy of the tidal energy does not generate large fluctuation, the tidal energy is smaller than the solar energy generation scale, the tidal energy is more stable and high in efficiency than the wind energy generation, and the tidal energy does not occupy farmlands and pollute the environment.

The prior art has the defects that: at present, the marine product culture tail water treatment device has higher electricity consumption cost, so that the marine product culture cost is quite high, and the utilization rate of tidal energy is low, so that how to utilize the tidal energy to reduce the marine product culture cost is a problem to be solved urgently.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the invention and in the title of the invention, which may not be used to limit the scope of the invention.

Therefore, the invention aims to provide a marine culture tail water treatment device based on tidal power generation, which can convert the tidal power into electric energy, provide the electric power required by marine culture and provide air for aeration of an aeration tank by using the tidal power; the liquid medicine can be sprayed in the aeration tank during aeration, so that the mixing effect of the water body and the air can be improved, and the liquid medicine sprayed in the aeration tank can be fully mixed with the water body after entering the water body, so that the treatment effect of tail water in the aeration tank is greatly improved.

In order to solve the technical problems, the invention provides a marine product culture tail water treatment device based on tidal power generation, which adopts the following technical scheme: the device comprises a culture pond, a tail water treatment assembly and a treatment system, wherein the tail water treatment assembly comprises a sedimentation pond, an aeration pond and a biological treatment pond, the culture pond, the sedimentation pond, the aeration pond and the biological treatment pond are sequentially connected, an aeration mechanism is arranged in the aeration pond, and the aeration mechanism comprises an air supply pipe, a medicine spraying piece and an aeration piece and is used for aerating and spraying the tail water in the aeration pond; and the tidal power generation assembly is used for storing electric power in the electric storage equipment to supply power for the tail water treatment assembly.

Alternatively, a dam is built in the bay, the dam is separated from the ocean in the bay to form a reservoir, the culture pond is positioned in the reservoir, the tidal power generation assembly comprises a hydroelectric generating set arranged on the dam, and the hydroelectric generating set is connected with the power storage equipment.

Optionally, a filter element is arranged in the sedimentation tank, and the filter element is a biological filter membrane or a sand filter bed; a plurality of ecological floating beds which are uniformly distributed are arranged in the biological treatment tank.

Optionally, a piston type channel is arranged on the dam, the hydroelectric generating set comprises a wils turbine and a generator, the wils turbine and the generator are installed in the channel, the wils turbine converts tidal energy into electric energy of the generator, and the generator is connected with the electric storage device.

Optionally, the delivery port in biological treatment pond passes through drainage channel and ocean intercommunication, the water inlet in breed pond passes through suction pump and suction pipe and is connected with the ocean, the one end of suction pipe with the suction pump is connected, the other end of suction pipe extends to the depths of ocean.

Optionally, the aeration mechanism still includes the gas holder, the gas outlet of gas holder pass through bleed valve and air supply pipe with the aeration piece is connected, still includes the subassembly of aerifing, the subassembly of aerifing is including installing in the passageway ventilate the backup pad, it has the pivot to peg graft in the ventilate the backup pad, the one end of pivot is fixed with the turbine, the other end of pivot peg graft in the input of first transmission case, the output of first transmission case passes through the crank link spare and is connected with the piece of bleeding, the gas outlet of bleeding the piece pass through the gas transmission pipeline with the air inlet of gas holder is connected.

Optionally, install first gear and second gear in the first transmission case, the one end fixed cover that the turbine was kept away from to the pivot is equipped with first gear, the crank link spare includes the transmission shaft, the transmission shaft extends to the one end fixed cover in the first transmission case is equipped with the second gear, first gear and second gear meshing are connected, the other end of transmission shaft runs through the top of passageway and is connected with the carousel, be equipped with the eccentric column on the carousel, the piece of bleeding includes the piston cylinder, density sliding connection has the piston in the piston cylinder, the eccentric column with be connected with the connecting rod between the lateral wall of piston, one side that the piston cylinder kept away from the connecting rod is kept away from and is connected with intake pipe and outlet duct, correspond respectively on intake pipe and the outlet duct and install the opposite check valve of direction, the outlet duct pass through the gas transmission pipeline with the air inlet connection of gas holder.

Optionally, the aeration piece includes first aeration dish, the top of first aeration dish is connected with the air supply pipe, a plurality of intercommunicating pore are opened to the lateral wall of first aeration dish, through intercommunicating pore connection a plurality of aeration head, the inside grafting of first aeration dish has first rotation axis, the outside cover of first rotation axis is equipped with first rotary vane, the bottom of first aeration dish is installed with first rotation axis is connected spout the medicine piece.

Optionally, spout the medicine piece including installing in second transmission case, liquid medicine case and the medicine pump of first aeration dish bottom, first rotation axis runs through the one end cover to the second transmission case and is equipped with drive gear, the inside of second transmission case is equipped with spouts medicine pipe and adapter, spout the outside fixed cover of medicine pipe be equipped with drive gear engagement's driven gear, spout the one end of medicine pipe and rotate the grafting in the one end of adapter, the liquid medicine case is connected with the delivery pipe through the other end of medicine pump and adapter, the other end of spouting the medicine pipe runs through and is the level setting with the second transmission case.

Optionally, the aeration head includes second aeration dish and aeration pipe, the one end of aeration pipe with the intercommunicating pore of first aeration dish lateral wall is connected, the other end of aeration pipe is connected with the second aeration dish, the inside grafting of second aeration dish has the second rotation axis, the outside cover of second rotation axis is equipped with the second rotary vane, the lateral wall of second aeration dish is connected with a plurality of aeration branch pipes, the second rotation axis run through in the fixed cover of one end of second aeration dish bottom is equipped with the stirring leaf.

In summary, the present invention includes at least one of the following beneficial effects:

1. according to the invention, by building a dam at the ocean side and arranging the water wheel generator set in the channel, tidal energy is converted into electric energy, electric power required by marine culture is provided, and water which meets the discharge standard after being purified by the biological treatment tank is discharged into the ocean, so that the ocean is not polluted; the water for marine culture in the culture pond is derived from marine water, so that the requirements of marine culture are met.

2. According to the invention, the filter element in the sedimentation tank is used for blocking and filtering, so that the particle impurities are precipitated at the bottom end of the sedimentation tank, then aeration and oxygenation are carried out on tail water and liquid medicine treatment are carried out through aeration of the aeration tank, and finally aquatic plants on the ecological floating bed are used for purifying the water body.

3. According to the invention, the turbine in the channel is driven to rotate by tidal energy, and the air extractor is driven to charge the air storage tank by the first transmission case and the crank connecting rod piece; thus, the aeration of the aeration tank can be provided with air by utilizing tidal energy.

4. According to the invention, the tail water is aerated and oxygenated in the aeration tank, and the air can drive the first rotating shaft and the first rotating blades to rotate when passing through the first aeration disc, so that the medicine spraying piece is driven to uniformly spray medicine on the aeration tank, the medicine can be ensured to uniformly contact the tail water in the aeration tank, the medicine liquid can be sprayed while the aeration tank is aerated, and the removal effect of harmful substances in the tail water in the aeration tank is improved.

5. According to the invention, when air flows through the second aeration disc, the second rotary blades are driven to rotate, so that the second rotary shaft is driven to rotate, the second rotary shaft can drive the stirring blades at the bottom to rotate, so that the stirring blades stir in the water body, the mixing effect of the water body and the air can be improved, the liquid medicine sprayed into the aeration tank can be fully mixed with the water body after entering the water body, and the treatment effect of tail water in the aeration tank is greatly improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of the mounting structure of the hydroelectric generating set according to the present invention;

FIG. 3 is a schematic view of an inflatable module according to the present invention;

FIG. 4 is a schematic view of the structure of the aeration mechanism of the present invention;

FIG. 5 is a schematic view of the internal structure of a first aeration disc according to the present invention;

FIG. 6 is a schematic diagram of the internal structure of a second gear box according to the present invention;

FIG. 7 is a schematic view of the structure of the aeration head according to the present invention.

Reference numerals illustrate: 1. a culture pond; 2. a sedimentation tank; 201. a filter; 3. an aeration tank; 301. an air supply pipe; 302. an aeration member; 302a, a first aeration disc; 302b, an aeration head; 302b-1, a second aeration disc; 302b-2, aeration tubes; 302b-3, a second rotation axis; 302b-4, a second rotary vane; 302b-5, aeration manifold; 302b-6, stirring blade; 302c, a first rotation axis; 302d, first rotating blades; 302e, a second transmission case; 302e-1, a spray tube; 302e-2, adaptor; 302e-3, driven gear; 302e-4, drug delivery tube; 302f, a liquid medicine box; 302g, drug pump; 302h, driving a gear; 303. a gas storage tank; 304. a bleed valve; 4. a biological treatment tank; 401. an ecological floating bed; 5. an electricity storage device; 6. a dike; 7. a channel; 8. a wils turbine; 9. a generator; 10. a drainage channel; 11. a water pump; 12. a water pumping pipeline; 13. a ventilation support plate; 14. a rotating shaft; 15. a turbine; 16. a first gear box; 17. a first gear; 18. a second gear; 19. a transmission shaft; 20. a turntable; 21. an eccentric column; 22. a piston cylinder; 23. a piston; 24. a connecting rod; 25. an air outlet pipe; 26. and an air inlet pipe.

Detailed Description

The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only a few embodiments of the present invention; but not all embodiments, are based on embodiments in the present invention; all other embodiments obtained by those skilled in the art without undue burden; all falling within the scope of the present invention.

In the description of the present invention, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Example 1

Referring to fig. 1, the invention discloses a marine product culture tail water treatment device based on tidal power generation, which comprises a culture pond 1, a tail water treatment assembly and a water treatment system, wherein the tail water treatment assembly comprises a sedimentation pond 2, an aeration pond 3 and a biological treatment pond 4, the culture pond 1, the sedimentation pond 2, the aeration pond 3 and the biological treatment pond 4 are sequentially connected, an aeration mechanism is arranged in the aeration pond 3, and the aeration mechanism comprises an air supply pipe 301, a pesticide spraying piece and an aeration piece 302 and is used for carrying out aeration and pesticide spraying treatment on tail water in the aeration pond 3; and a tidal power generation assembly for storing electric power in the power storage device 5 to supply power to the tail water treatment assembly.

In this embodiment, build dykes and dams 6 in the bay, be the reservoir in bay and ocean separation, breed pond 1 is located the reservoir, the tidal power generation subassembly is including installing the hydroelectric set on dykes and dams 6, hydroelectric set is connected with power storage equipment 5, through building breed pond 1 on the ocean limit through dykes and dams 6, can be convenient for utilize ocean resources, can utilize tidal energy with resident's power consumption or equipment power consumption through hydroelectric set, but also can pass through power storage equipment 5 with unnecessary electric power and store, power storage equipment 5 can be the battery.

Referring to fig. 1, in detail, in this embodiment, a filter 201 is disposed in the sedimentation tank 2, and the filter 201 is a biological filter membrane or a sand filter bed; a plurality of ecological floating beds 401 which are uniformly distributed are arranged in the biological treatment tank 4; thus, tail water in the culture pond 1 sequentially passes through the filter piece 201 for barrier filtration, so that the particle impurities are precipitated at the bottom end of the sedimentation pond 2 and are discharged through a sludge pipe; then aeration is carried out on the tail water through aeration of the aeration tank 3, finally aquatic plants on the ecological floating bed 401 pass through to purify the water body, and then the purified water body meets the discharge standard and is discharged outwards.

Referring to fig. 2, in detail, in the present embodiment, a piston-type channel 7 is provided on a dam 6, a hydroelectric generating set includes a wils turbine 8 and a generator 9 installed in the channel 7, the wils turbine 8 converts tidal energy into electric energy of the generator 9, and the generator 9 is connected with an electric storage device 5; by constructing the piston type passageway 7 in the dike 6, the generator 9 can generate tidal power through the wils turbine 8 under the tidal action, and store the electric power.

Referring to fig. 1, in the present embodiment, the water outlet of the biological treatment tank 4 communicates with the ocean through a water discharge channel 10; the water purified by the biological treatment tank 4 and meeting the discharge standard is discharged into the ocean, so that the ocean is not polluted, the water inlet of the culture tank 1 is connected with the ocean through the water suction pump 11 and the water suction pipeline 12, one end of the water suction pipeline 12 is connected with the water suction pump 11, and the other end of the water suction pipeline 12 extends to the depth of the ocean; the water for marine culture in the culture pond 1 is derived from marine water, so that the requirements of marine products during culture are met.

Example two

Because the aeration of the aeration tank 3 is basically required to be opened all the day, which requires that the blower is always in a working state, a great amount of electric power is consumed and frequent maintenance is required, referring to fig. 2 and 3, in this embodiment, in order to realize that the aeration of the aeration tank 2 is provided with air by using tidal energy, based on the same concept as in the above embodiment, the marine product tail water treatment device based on tidal energy power generation further comprises an air storage tank 303, the air outlet of the air storage tank 303 is connected with an aeration member 302 through an air release valve 304 and an air supply pipe 301, the air storage tank 303 stores air for supplying the air to the aeration member 302 through the air supply pipe 301, the air blower is not required, the air release valve 304 can supply the air stored in the air storage tank 303 to the aeration member 302, and further comprises an air charging assembly, the air charging assembly comprises a ventilation supporting plate 13 installed in a channel 7, a rotating shaft 14 is inserted on the ventilation supporting plate 13, one end of the rotating shaft 14 is fixed with a turbine 15, the other end of the rotating shaft 14 is connected with an input end of a first transmission box 16 through a crank connecting member, the output end of the first transmission box 16 is connected with an air suction member, the air suction member is connected with the air suction member through an air outlet of the air suction member 303, and the air outlet of the air suction member is connected with the air inlet through an air pump pipe through the air inlet 303; the turbine 15 adopts the same blades as the Wils turbine 8, and always drives the rotating shaft 14 to rotate in one direction when the airflow changes, and the rotation of the rotating shaft 14 drives the air extracting piece to charge the air storage tank 303 through the first transmission case 16 and the crank connecting piece; thus, the aeration of the aeration tank 2 by using tidal energy can be realized.

Referring to fig. 3, in detail, in this embodiment, a first gear 17 and a second gear 18 are installed in a first transmission case 16, a first gear 17 is fixedly sleeved at one end of a rotating shaft 14 far away from a turbine 15, a crank connecting rod piece includes a transmission shaft 19, a second gear 18 is fixedly sleeved at one end of the transmission shaft 19 extending into the first transmission case 16, the first gear 17 and the second gear 18 are in meshed connection, a turntable 20 is connected to the top of a through channel 7 at the other end of the transmission shaft 19, an eccentric column 21 is provided on the turntable 20, an air pumping piece includes a piston cylinder 22, a piston 23 is in density sliding connection in the piston cylinder 22, a connecting rod 24 is connected between the eccentric column 21 and an outer side wall of the piston 23, an air inlet pipe 26 and an air outlet pipe 25 are respectively and correspondingly installed on one side of the piston cylinder 22 far away from the connecting rod 24, through the arrangement of the one-way valves in opposite directions, external air can be pressed into an air storage tank 303, a filter screen can be arranged at the mouth of the air inlet pipe 26, and the air outlet pipe 25 is connected with the air inlet of the air storage tank 303 through an air delivery pipeline; when the rotating shaft 14 rotates, the first gear 17 and the second gear 18 drive the rotary table 20 on the transmission shaft 19 to rotate, and the rotary table 20 drives the piston 23 to reciprocate in the piston cylinder 22 through the eccentric column 21 and the connecting rod 24, so that external air is pumped into the piston cylinder 22 through the air inlet pipe 26 and then is pressed into the air storage tank 303 through the air outlet pipe 25.

Example III

Referring to fig. 4 and 5, in this embodiment, the aeration tank 3 is aerated and can spray a liquid medicine at the same time, so as to improve the effect of removing harmful substances in tail water in the aeration tank 3, based on the same concept as that of the above embodiment, the marine culture tail water treatment device based on tidal power generation further comprises an aeration member 302, which comprises a first aeration disc 302a, wherein the top of the first aeration disc 302a is connected with an air supply pipe 301, the side wall of the first aeration disc 302a is provided with a plurality of communication holes, a plurality of aeration heads 302b are connected through the communication holes, a first rotating shaft 302c is inserted in the first aeration disc 302a, a first rotating vane 302d is sleeved outside the first rotating shaft 302c, and a medicine spraying member connected with the first rotating shaft 302c is installed at the bottom of the first aeration disc 302 a; air inflated in the air supply pipe 301 enters the aeration head 302b through the communication hole when passing through the first aeration disc 302a, tail water in the aeration tank 3 is subjected to aeration treatment through the aeration head 302b, and the air drives the first rotating shaft 302c and the first rotating blades 302d to rotate when passing through the first aeration disc 302a, so that the medicine spraying piece is driven to spray medicine to the aeration tank 3.

Specifically, referring to fig. 4 and 6, the medicine spraying member includes a second transmission case 302e installed at the bottom of the first aeration disc 302a, a medicine liquid case 302f and a medicine pump 302g, a driving gear 302h is sleeved at one end of the first rotation shaft 302c penetrating to the second transmission case 302e, a medicine spraying tube 302e-1 and an adapter 302e-2 are arranged inside the second transmission case 302e, a driven gear 302e-3 meshed with the driving gear 302h is fixedly sleeved outside the medicine spraying tube 302e-1, one end of the medicine spraying tube 302e-1 is rotatably inserted at one end of the adapter 302e-2, the medicine liquid case 302f is connected with a medicine conveying tube 302e-4 through the medicine pump 302g and the other end of the adapter 302e-2, and the other end of the medicine spraying tube 302e-1 penetrates to be horizontally arranged with the second transmission case 302 e; the aeration in the aeration tank 3 is directly opened according to the time, when the pesticide needs to be sprayed, the pesticide pump 302g can be started, the pesticide in the pesticide liquid tank 302f is supplied to the adapter 302e-2 in the second transmission tank 302e through the pesticide delivery pipe 302e-4, the pesticide is sprayed out through the pesticide spraying pipe 302e-1, the pesticide spraying pipe 302e-1 is connected with the first rotating shaft 302c through the driving gear 302h and the driven gear 302e-3, the pesticide spraying pipe 302e-1 is driven to perform circular motion under the circulation of aeration air, the uniform spraying of the pesticide liquid in the aeration tank 3 is realized, and the tail water treatment effect of the pesticide liquid in the aeration tank 3 is improved.

Referring to fig. 7, an aeration head 302b includes a second aeration disc 302b-1 and an aeration pipe 302b-2, one end of the aeration pipe 302b-2 is connected with a communication hole of a side wall of the first aeration disc 302a, the other end of the aeration pipe 302b-2 is connected with the second aeration disc 302b-1, a second rotating shaft 302b-3 is inserted into the second aeration disc 302b-1, a second rotating blade 302b-4 is sleeved outside the second rotating shaft 302b-3, a plurality of aeration branch pipes 302b-5 are connected with the side wall of the second aeration disc 302b-1, and stirring blades 302b-6 are fixedly sleeved at one end of the second rotating shaft 302b-3 penetrating through the bottom of the second aeration disc 302 b-1; the rotation principle of the second rotation shaft 302b-3 in the second aeration disc 302b-1 is the same as that of the first rotation shaft 302c, and in the air flowing process, the second rotation shaft 302b-4 can be driven to rotate, so that the second rotation shaft 302b-3 is driven to rotate, the second rotation shaft 302b-3 can drive the stirring blade 302b-6 at the bottom to rotate, the stirring blade 302b-6 is enabled to stir in the water body, the mixing effect of the water body and the air can be improved, the liquid medicine sprayed into the aeration tank 3 can be fully mixed with the water body after entering the water body, and the treatment effect of tail water in the aeration tank 3 is greatly improved.

Working principle: through the arrangement of the water wheel generator set in the channel 7, tidal energy is converted into electric energy, electric power required by marine culture is provided, when tail water in the culture pond 1 is required to be treated, the tail water is firstly subjected to barrier filtration through the filter piece 201 in the sedimentation pond 2, so that particle impurities are precipitated at the bottom end of the sedimentation pond 2, then aeration and oxygenation are carried out on the tail water through aeration of the aeration pond 3, liquid medicine treatment are carried out on the tail water, finally aquatic plants on the ecological floating bed 401 are used for purifying the water, and then the purified water meets the discharge standard and is discharged outwards; the water purified by the biological treatment tank 4 and meeting the discharge standard is discharged into the ocean, so that the ocean is not polluted; the water for marine culture in the culture pond 1 is derived from marine water, so that the requirements of marine products during culture are met.

The aeration gas in the aeration tank 3 is stored by the gas storage tank 303, the gas in the gas storage tank 303 drives the turbine 15 in the channel 7 to rotate by tidal energy, and the air extractor is driven by the first transmission case 16 and the crank connecting rod to charge the gas storage tank 303; thus, the aeration of the aeration tank 2 by using tidal energy can be realized, and a blower is not needed.

In addition, when aeration oxygenation is carried out on tail water in the aeration tank 3, air can drive the first rotating shaft 302c and the first rotating blades 302d to rotate when passing through the first aeration disc 302a, so that the medicine spraying piece is driven to uniformly spray medicine on the aeration tank 3, and the medicine can be ensured to uniformly contact the tail water in the aeration tank 3; the aeration tank 3 can be used for spraying liquid medicine while aerating, so that the removal effect of harmful substances in tail water in the aeration tank 3 is improved; when air flows through the second aeration disc 302b-1, the second rotating blades 302b-4 are driven to rotate, so that the second rotating shaft 302b-3 is driven to rotate, the second rotating shaft 302b-3 can drive the stirring blades 302b-6 at the bottom to rotate, the stirring blades 302b-6 stir in the water body, the mixing effect of the water body and the air can be improved, the liquid medicine sprayed into the aeration tank 3 can be fully mixed with the water body after entering the water body, and the treatment effect of tail water in the aeration tank 3 is greatly improved.

The above embodiments are not intended to limit the scope of the present invention, so: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.

Claims (3)

1. Marine product cultivation tail water treatment facilities based on tidal power generation, including breed pond (1), its characterized in that: and also comprises

The tail water treatment assembly comprises a sedimentation tank (2), an aeration tank (3) and a biological treatment tank (4), wherein the culture tank (1), the sedimentation tank (2), the aeration tank (3) and the biological treatment tank (4) are sequentially connected, an aeration mechanism is arranged in the aeration tank (3), and the aeration mechanism comprises an air supply pipe (301), a pesticide spraying piece and an aeration piece (302) and is used for carrying out aeration and pesticide spraying treatment on tail water in the aeration tank (3);

a tidal power generation assembly for storing electrical power within an electrical storage device (5) for powering the tail water treatment assembly;

Building a dam (6) in a bay, separating the sea from the bay to form a reservoir, wherein the culture pond (1) is positioned in the reservoir, the tidal power generation assembly comprises a hydroelectric generating set arranged on the dam (6), and the hydroelectric generating set is connected with an electric storage device (5);

the dam (6) is provided with a piston type channel (7), the hydroelectric generating set comprises a Weiersi turbine (8) and a generator (9) which are arranged in the channel (7), the Weiersi turbine (8) converts tidal energy into electric energy of the generator (9), and the generator (9) is connected with the electric storage equipment (5);

The aeration mechanism further comprises an air storage tank (303), an air outlet of the air storage tank (303) is connected with the aeration piece (302) through an air release valve (304) and an air supply pipe (301), the aeration mechanism further comprises an aeration component, the aeration component comprises a ventilation supporting plate (13) arranged in a channel (7), a rotating shaft (14) is inserted on the ventilation supporting plate (13), one end of the rotating shaft (14) is fixedly provided with a turbine (15), the other end of the rotating shaft (14) is inserted at the input end of a first transmission case (16), the output end of the first transmission case (16) is connected with an air suction piece through a crank connecting rod, and the air outlet of the air suction piece is connected with an air inlet of the air storage tank (303) through an air transmission pipe;

A first gear (17) and a second gear (18) are arranged in the first transmission box (16), one end of the rotating shaft (14) far away from the turbine (15) is fixedly sleeved with the first gear (17), the crank connecting rod piece comprises a transmission shaft (19), one end of the transmission shaft (19) extending into the first transmission box (16) is fixedly sleeved with the second gear (18), the first gear (17) and the second gear (18) are in meshed connection, the top of the other end penetrating channel (7) of the transmission shaft (19) is connected with a rotary disc (20), an eccentric column (21) is arranged on the rotary disc (20), the air extracting piece comprises a piston cylinder (22), a piston (23) is connected in a density sliding manner in the piston cylinder (22), a connecting rod (24) is connected between the outer side wall of the eccentric column (21) and the piston (23), one side of the piston cylinder (22) far away from the connecting rod (24) is prevented from being connected with an air inlet pipe (26) and an air outlet pipe (25), the air inlet pipe (26) and the air outlet pipe (25) are respectively correspondingly provided with a rotary disc (20), and the air inlet pipe (25) is connected with an air inlet port (303) in opposite direction;

The aeration piece (302) comprises a first aeration disc (302 a), the top of the first aeration disc (302 a) is connected with an air supply pipe (301), the side wall of the first aeration disc (302 a) is provided with a plurality of communication holes, a plurality of aeration heads (302 b) are connected through the communication holes, a first rotating shaft (302 c) is inserted into the first aeration disc (302 a), a first rotating blade (302 d) is sleeved outside the first rotating shaft (302 c), and the bottom of the first aeration disc (302 a) is provided with a medicine spraying piece connected with the first rotating shaft (302 c);

The medicine spraying piece comprises a second transmission box (302 e) arranged at the bottom of a first aeration disc (302 a), a medicine liquid box (302 f) and a medicine pump (302 g), wherein a driving gear (302 h) is sleeved at one end of the first rotation shaft (302 c) penetrating through the second transmission box (302 e), a medicine spraying pipe (302 e-1) and an adapter (302 e-2) are arranged in the second transmission box (302 e), a driven gear (302 e-3) meshed with the driving gear (302 h) is fixedly sleeved outside the medicine spraying pipe (302 e-1), one end of the medicine spraying pipe (302 e-1) is rotatably inserted at one end of the adapter (302 e-2), the medicine liquid box (302 f) is connected with a medicine conveying pipe (302 e-4) through the other end of the medicine pump (302 g) and the adapter (302 e-2), and the other end of the medicine spraying pipe (302 e-1) penetrates through the second transmission box (302 e) to be horizontally arranged;

The aeration head (302 b) comprises a second aeration disc (302 b-1) and an aeration pipe (302 b-2), one end of the aeration pipe (302 b-2) is connected with a communication hole on the side wall of the first aeration disc (302 a), the other end of the aeration pipe (302 b-2) is connected with the second aeration disc (302 b-1), a second rotating shaft (302 b-3) is inserted into the second aeration disc (302 b-1), a second rotating blade (302 b-4) is sleeved outside the second rotating shaft (302 b-3), a plurality of aeration branch pipes (302 b-5) are connected to the side wall of the second aeration disc (302 b-1), and stirring blades (302 b-6) are fixedly sleeved at one end of the bottom of the second aeration disc (302 b-3).

2. The marine culture tail water treatment device based on tidal power generation according to claim 1, wherein: a filter element (201) is arranged in the sedimentation tank (2), and the filter element (201) is a biological filter membrane or a sand filter bed; a plurality of ecological floating beds (401) which are uniformly distributed are arranged in the biological treatment tank (4).

3. The marine culture tail water treatment device based on tidal power generation according to claim 1, wherein: the water outlet of the biological treatment tank (4) is communicated with the ocean through a water drainage channel (10), the water inlet of the culture tank (1) is connected with the ocean through a water suction pump (11) and a water suction pipeline (12), one end of the water suction pipeline (12) is connected with the water suction pump (11), and the other end of the water suction pipeline (12) extends to the depth of the ocean.