CN212025130U - Aeration filtering and purifying system for fish culture sewage - Google Patents
Aeration filtering and purifying system for fish culture sewage Download PDFInfo
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- CN212025130U CN212025130U CN202020576172.4U CN202020576172U CN212025130U CN 212025130 U CN212025130 U CN 212025130U CN 202020576172 U CN202020576172 U CN 202020576172U CN 212025130 U CN212025130 U CN 212025130U
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Abstract
An aeration filtering and purifying system for fish culture sewage comprises a water tank, a water inlet pipe, a water outlet pipe, a. The device comprises an aeration filtering tank and a purification tank, wherein the aeration filtering tank comprises an aeration tank, a first filtering tank, a second filtering tank and a third filtering tank which are connected in sequence; the pool body of the purification pool is divided into an ecological wetland pool and a gravel purification pool by a baffle, and the lowest part of the baffle is not contacted with the bottom of the pool body of the purification pool and forms a seepage flow port which communicates the ecological wetland pool and the gravel purification pool. The utility model has the advantages that: high aeration treatment efficiency, good filtering effect and convenient and quick use. The activities of submerged plants and emergent plants are utilized to reduce pollutants such as nitrogen, phosphorus and the like in the culture sewage, the sewage treatment efficiency of the wetland purification tank is effectively improved, and the investment cost is low.
Description
Technical Field
The utility model relates to a cultured equipment technical field, concretely relates to aeration filtration purification system for fish culture sewage.
Background
The existing culture fish pond can generate a large amount of culture sewage in the culture process, and the sewage can be recycled after being treated and purified, so that an aeration filtering and purifying system for the fish culture sewage is needed to treat the culture sewage.
Disclosure of Invention
The utility model aims at the above insufficiency and provides an aeration filtering and purifying system for fish culture sewage.
The utility model comprises an aeration filtering tank and a purifying tank, wherein the aeration filtering tank comprises an aeration tank, a first filtering tank, a second filtering tank and a third filtering tank which are connected in sequence;
a pool water inlet pipe is arranged above the aeration pool, an aeration mechanism is also arranged in the aeration pool, the aeration mechanism comprises a group of air inlet pipes arranged at the bottom of the aeration pool, an air guide pipe and an air pump which are communicated with the group of air inlet pipes, one end of each group of air inlet pipes is closed, the other end of each group of air inlet pipes is communicated with the air guide pipe, and the air guide pipe is connected with the air pump arranged beside the aeration pool through an air charging pipeline;
a plurality of horn-shaped exhaust ports are vertically and uniformly arranged at the lower part of the air inlet pipe downwards, a cylindrical porous sponge block is adhered to the air outlet of each horn-shaped exhaust port, and the air outlet of each horn-shaped exhaust port is blocked by the porous sponge block, so that air is released from the interior of the porous sponge block;
a first partition plate is arranged between the aeration tank and the first filter tank, and a first circulation notch is formed in one end of the first partition plate from top to bottom; a second partition plate is arranged between the first filtering tank and the second filtering tank, and a second circulation notch is formed in one end, away from the first circulation notch, of the second partition plate from top to bottom; a third partition plate is arranged between the second filtering tank and the third filtering tank, and a third flow-through gap is formed in one end, away from the second flow-through gap, of the third partition plate from top to bottom;
a pebble layer is filled in the first filtering tank, an activated carbon layer is filled in the second filtering tank, a gravel layer is filled in the third filtering tank, and a water flow outlet is formed in one side of the third filtering tank, which is opposite to the third partition plate;
the pool body of the purification pool is divided into an ecological wetland pool and a gravel purification pool by a baffle plate, the lowest part of the baffle plate is not contacted with the bottom of the pool body of the purification pool and forms a water seepage flow port for communicating the ecological wetland pool and the gravel purification pool;
the upper part of the ecological wetland tank is provided with a sewage inlet communicated with the water flow outlet of the third filtering tank; the bottom of the ecological wetland pool is obliquely arranged towards the seepage port, so that the seepage port is positioned at the lowest position of the bottom of the ecological wetland pool;
a ballast layer, a stainless steel metal filter screen layer and a soil matrix layer are sequentially paved inside the ecological wetland pool from bottom to top, and a submerged plant layer and an emergent plant layer are arranged in the water surface above the soil matrix layer;
a water outlet is arranged at the upper part of the gravel purification tank, and the height of the water outlet is smaller than that of the sewage inlet;
a gravel layer is laid at the bottom of the gravel purification tank, and the thickness of the gravel layer is half of the height of the gravel purification tank.
The lower part of the air inlet pipe is provided with a plurality of support rods which are connected with the bottom of the aeration tank.
The number of the group of air inlet pipes is three, and the three air inlet pipes are uniformly distributed at the bottom of the aeration tank.
The air guide pipe comprises a vertical pipe and a horizontal pipe which are communicated, the horizontal pipe is positioned at the bottom of the aeration tank and is communicated with a group of air inlet pipes, and the vertical pipe extends out of the aeration tank and is communicated with an external air charging pipeline.
The depth of the purifying tank body is 1.8-2.5 m.
The thickness of the stone slag layer is 45-60 cm, stone slag particles with the particle size of 50-160 mm are adopted, and the stone slag particles are zeolite or cobblestones.
The utility model has the advantages that: high aeration treatment efficiency, good filtering effect and convenient and quick use. The activities of submerged plants and emergent plants are utilized to reduce pollutants such as nitrogen, phosphorus and the like in the culture sewage, the sewage treatment efficiency of the wetland purification tank is effectively improved, and the investment cost is low.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic top view of the aeration filtering tank.
Fig. 3 is a schematic structural view of the first separator.
Fig. 4 is a schematic structural diagram of a set of intake pipes.
Fig. 5 is a schematic structural view of a trumpet-shaped exhaust port and a porous sponge block.
FIG. 6 is a schematic view of the structure of the purification tank.
Detailed Description
As shown in the attached drawings, the utility model comprises an aeration filtering tank and a purification tank, wherein the aeration filtering tank comprises an aeration tank 20, a first filtering tank 21, a second filtering tank 22 and a third filtering tank 23 which are connected in sequence;
a tank water inlet pipe 24 is arranged above the aeration tank 20, an aeration mechanism is also arranged in the aeration tank 20, the aeration mechanism comprises a group of air inlet pipes 25 arranged at the bottom of the aeration tank 20, air guide pipes 26 communicated with the group of air inlet pipes 25 and an air pump, one ends of the group of air inlet pipes 25 are closed, the other ends of the group of air inlet pipes are communicated with the air guide pipes 26, and the air guide pipes 26 are connected with the air pump arranged beside the aeration tank through air charging pipelines;
a plurality of horn-shaped exhaust ports 40 are uniformly arranged at the lower part of the air inlet pipe 25 vertically downwards, a cylindrical porous sponge block 41 is adhered to the air outlet of each horn-shaped exhaust port 40, and the porous sponge block 41 blocks the air outlet of each horn-shaped exhaust port 40, so that air is released from the interior of each porous sponge block;
a first clapboard 27 is arranged between the aeration tank 20 and the first filter tank 21, and a first flow gap 31 is arranged at one end of the first clapboard 27 from top to bottom; a second partition plate 28 is arranged between the first filtering tank 21 and the second filtering tank 22, and a second circulation notch 32 is formed in one end, away from the first circulation notch 31, of the second partition plate 28 from top to bottom; a third partition plate 29 is arranged between the second filtering tank 22 and the third filtering tank 23, and a third flow gap 33 is formed in one end, away from the second flow gap 32, of the third partition plate 29 from top to bottom;
a pebble layer is filled in the first filtering tank 21, an activated carbon layer is filled in the second filtering tank 22, a gravel layer is filled in the third filtering tank 23, and a water flow outlet 30 is formed in one side of the third filtering tank 23 opposite to the third partition plate 29;
the pool body of the purification pool is divided into an ecological wetland pool 52 and a gravel purification pool 53 by a baffle 51, the lowest part of the baffle 51 is not contacted with the bottom of the pool body of the purification pool and forms a water seepage and circulation port 58 which communicates the ecological wetland pool 52 with the gravel purification pool 53;
the upper part of the ecological wetland tank 52 is provided with a sewage inlet 54 communicated with the water flow outlet 30 of the third filtering tank 23; the bottom of the ecological wetland pool 52 is obliquely arranged towards the seepage port 58, so that the seepage port 58 is positioned at the lowest position of the pool bottom of the ecological wetland pool 52;
a slag layer 55, a stainless steel metal filter screen layer 56 and a soil matrix layer 57 are sequentially paved inside the ecological wetland pool 52 from bottom to top, and a submerged plant layer 59 and an emergent plant layer 60 are arranged in the water surface above the soil matrix layer 57;
a water outlet 61 is arranged at the upper part of the gravel purification tank 53, and the height of the water outlet 61 is smaller than that of the sewage inlet 54;
a gravel layer 62 is laid at the bottom of the gravel purification tank 53, and the thickness of the gravel layer 62 is half of the height of the gravel purification tank 53.
The lower part of the air inlet pipe 25 is provided with a plurality of support rods 34 which are connected with the bottom of the aeration tank 20.
The number of the group of air inlet pipes is three, and the three air inlet pipes are uniformly distributed at the bottom of the aeration tank 20.
The air duct 26 comprises a vertical pipe and a horizontal pipe which are communicated, the horizontal pipe is positioned at the bottom of the aeration tank 20 and is communicated with a group of air inlet pipes 25, and the vertical pipe extends out of the aeration tank 20 and is communicated with an external inflation pipeline.
The depth of the purifying tank body is 1.8-2.5 m.
The thickness of the stone slag layer 55 is 45-60 cm, stone slag particles with the particle size of 50-160 mm are adopted, and the stone slag particles are zeolite or cobblestones.
The working mode is as follows: the sewage of breeding the fish pond carries the aeration treatment in the aeration tank after deposiing, aerifys to a set of intake pipe through air pump, inflation tube and air duct, and the gas that fills is discharged from a plurality of tubaeform gas vents and porous sponge piece of intake pipe lower part, and gas forms more even tiny bubble through porous sponge piece inner structure, is showing improvement aeration treatment efficiency. The pond water after the aeration is sequentially filtered and purified by a pebble layer in the first filtering pond, an active carbon layer in the second filtering pond and a gravel layer in the third filtering pond in multiple layers, and finally discharged from a water flow outlet of the third filtering pond. The aeration filtering tank has high aeration treatment efficiency, good filtering effect and convenient and quick use. After the sewage is aerated and filtered, the sewage enters an ecological wetland pool through a water flow outlet and a sewage inlet, the sewage absorbs pollutants such as nitrogen, phosphorus and the like in the ecological wetland pool through a water lifting plant layer and a water sinking plant layer, then slowly permeates through a soil matrix layer, a stainless steel metal filter screen layer and a stone residue layer, enters the bottom of a gravel purification pool through a water seepage circulation port, slowly permeates through the gravel layer under the action of water pressure, and finally overflows from a water flow outlet at the upper part of the gravel purification pool after permeating through the gravel layer, so that the recycling of the breeding sewage can be realized. The purification tank utilizes the activities of submerged plants and emergent plants to reduce pollutants such as nitrogen, phosphorus and the like in the culture sewage, effectively improves the sewage treatment efficiency of the wetland purification tank, and has low investment cost.
Claims (6)
1. An aeration filtering and purifying system for fish culture sewage, which comprises an aeration filtering tank and a purifying tank and is characterized in that,
the aeration filtering tank comprises an aeration tank (20), a first filtering tank (21), a second filtering tank (22) and a third filtering tank (23) which are connected in sequence;
a pool water inlet pipe (24) is arranged above the aeration pool (20), an aeration mechanism is further arranged in the aeration pool (20), the aeration mechanism comprises a group of air inlet pipes (25) arranged at the bottom of the aeration pool (20), air guide pipes (26) communicated with the group of air inlet pipes (25) and an air pump, one ends of the group of air inlet pipes (25) are sealed, the other ends of the group of air inlet pipes are communicated with the air guide pipes (26), and the air guide pipes (26) are connected with the air pump arranged beside the aeration pool through air charging pipelines;
a plurality of horn-shaped exhaust ports (40) are vertically and uniformly arranged at the lower part of the air inlet pipe (25) downwards, a cylindrical porous sponge block (41) is adhered to the air outlet of each horn-shaped exhaust port (40), and the porous sponge block (41) seals the air outlet of each horn-shaped exhaust port (40) so that air can escape from the interior of each porous sponge block;
a first clapboard (27) is arranged between the aeration tank (20) and the first filtering tank (21), and one end of the first clapboard (27) is provided with a first circulation gap (31) from top to bottom; a second partition plate (28) is arranged between the first filtering tank (21) and the second filtering tank (22), and a second circulation notch (32) is formed in one end, away from the first circulation notch (31), of the second partition plate (28) from top to bottom; a third partition plate (29) is arranged between the second filtering tank (22) and the third filtering tank (23), and a third flow gap (33) is formed in one end, far away from the second flow gap (32), of the third partition plate (29) from top to bottom;
a pebble layer is filled in the first filtering tank (21), an activated carbon layer is filled in the second filtering tank (22), a gravel layer is filled in the third filtering tank (23), and a water flow outlet (30) is formed in one side of the third filtering tank (23) opposite to the third partition plate (29);
the pool body of the purification pool is divided into an ecological wetland pool (52) and a gravel purification pool (53) by a baffle plate (51), the lowest part of the baffle plate (51) is not contacted with the bottom of the pool body of the purification pool and forms a water seepage port (58) for communicating the ecological wetland pool (52) with the gravel purification pool (53);
the upper part of the ecological wetland tank (52) is provided with a sewage inlet (54) communicated with the water flow outlet (30) of the third filtering tank (23); the bottom of the ecological wetland pool (52) is obliquely arranged towards the seepage flow port (58), so that the seepage flow port (58) is positioned at the lowest position of the pool bottom of the ecological wetland pool (52);
a ballast layer (55), a stainless steel metal filter screen layer (56) and a soil matrix layer (57) are sequentially paved inside the ecological wetland pool (52) from bottom to top, and a submerged plant layer (59) and an emergent aquatic plant layer (60) are arranged in the water surface above the soil matrix layer (57);
a water outlet (61) is arranged at the upper part of the gravel purification tank (53), and the height of the water outlet (61) is smaller than that of the sewage inlet (54);
a gravel layer (62) is laid at the bottom of the gravel purification pool (53), and the thickness of the gravel layer (62) is half of the height of the gravel purification pool (53).
2. An aeration filtering and purifying system for fish culture wastewater according to claim 1, characterized in that the lower part of the air inlet pipe (25) is provided with a plurality of support rods (34) connected with the bottom of the aeration tank (20).
3. An aeration, filtering and purifying system for fish culture sewage according to claim 1, wherein the number of the group of air inlet pipes is three, and the three air inlet pipes are uniformly distributed at the bottom of the aeration tank (20).
4. An aeration, filtering and purifying system for fish culture wastewater according to claim 1, characterized in that the gas-guiding pipe (26) comprises a vertical pipe and a horizontal pipe which are communicated, the horizontal pipe is positioned at the bottom of the aeration tank (20) and is communicated with a group of gas-inlet pipes (25), and the vertical pipe extends out of the aeration tank (20) and is communicated with an external aeration pipeline.
5. An aeration, filtration and purification system for fish culture wastewater according to claim 1, wherein the depth of the tank body of the purification tank is 1.8-2.5 m.
6. An aeration, filtration and purification system for fish culture wastewater according to claim 1, characterized in that the thickness of the ballast layer (55) is 45-60 cm, and ballast particles with a particle size of 50-160 mm are used, and the ballast particles are zeolite or cobblestones.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020576172.4U CN212025130U (en) | 2020-04-17 | 2020-04-17 | Aeration filtering and purifying system for fish culture sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020576172.4U CN212025130U (en) | 2020-04-17 | 2020-04-17 | Aeration filtering and purifying system for fish culture sewage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212025130U true CN212025130U (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020576172.4U Active CN212025130U (en) | 2020-04-17 | 2020-04-17 | Aeration filtering and purifying system for fish culture sewage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212025130U (en) |
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2020
- 2020-04-17 CN CN202020576172.4U patent/CN212025130U/en active Active
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