CN213416601U - Aquaculture circulating water treatment system - Google Patents
Aquaculture circulating water treatment system Download PDFInfo
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- CN213416601U CN213416601U CN202021761122.XU CN202021761122U CN213416601U CN 213416601 U CN213416601 U CN 213416601U CN 202021761122 U CN202021761122 U CN 202021761122U CN 213416601 U CN213416601 U CN 213416601U
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Abstract
The utility model discloses an aquaculture circulating water treatment system, include: the bottom of the culture pond is provided with a culture pond sewage draining hole; the water treatment system is communicated with the sewage discharge hole of the culture pond, the water treatment system is arranged on one side of the culture pond, a separation fence plate is arranged between the water treatment system and the culture pond, and the water level of the water treatment system and the water level of the culture pond are lower than the height of the separation fence plate; the water circulating device is arranged on the water surface of the water treatment system and is close to the culture pond, the water circulating device comprises an aeration mechanism, and the water circulating device is used for transferring water in the water treatment system to the culture pond. The utility model discloses an aeration makes the water in the breed pond circulate and purify, and the circulation process energy consumption is little, and mud easily deposits.
Description
Technical Field
The utility model belongs to the technical field of aquaculture, especially, relate to an aquaculture circulating water processing system.
Background
The water in the culture pond needs to be purified during the use process and then recycled back to the culture pond. The circulation process often needs to provide flowing power by a water pump, and certain energy consumption is consumed. And when the circulation rate is too high, the sludge is not easy to precipitate to a sewage discharge hole of the culture pond, so that the sludge is discharged and purified.
SUMMERY OF THE UTILITY MODEL
To the problem in the background, the utility model aims to provide an aquaculture circulating water treatment system makes the water in the breed pond circulate and purify through the aeration, and the circulation process energy consumption is little, and mud easily deposits.
In order to achieve the above object, the utility model provides an aquaculture circulating water treatment system, include:
the bottom of the culture pond is provided with a culture pond sewage draining hole;
the water treatment system is communicated with the sewage discharge hole of the culture pond, the water treatment system is arranged on one side of the culture pond, a separation fence plate is arranged between the water treatment system and the culture pond, and the water level of the water treatment system and the culture pond is lower than the height of the separation fence plate;
the water circulating device is arranged on the water surface of the water treatment system and close to the culture pond, and comprises an aeration mechanism, and the water circulating device is used for transferring water in the water treatment system into the culture pond.
Preferably, the water circulation device is a water lift device.
Preferably, the water circulating device is an air-propelled water device.
Preferably, the top of the air-lift water device is 100-150 mm higher than the water level of the culture pond.
Preferably, the water treatment system comprises a sedimentation tank, a first biochemical filtering tank and a second biochemical filtering tank which are sequentially connected, the sedimentation tank is communicated with the sewage discharge hole of the culture tank, the second biochemical filtering tank is arranged on one side of the culture tank, and the water circulation device is arranged in the second biochemical filtering tank.
Preferably, the first biochemical filter tank and the second biochemical filter tank are respectively filled with fixed bed biological packing.
Preferably, the first biochemical filtering tank is an anaerobic tank, and the second biochemical filtering tank is an aerobic tank.
Preferably, a sterilization mechanism is arranged at the top of the water circulation device.
Preferably, the water treatment system includes a washing drain, which is connected to the outside.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the water circulation device makes water in the water treatment system flow into the culture pond through aeration to generate water head, and makes water circulate by utilizing the principle of a communicating vessel to be purified in the water treatment system;
2. the cleaning sewage draining outlet is used for draining sludge generated in the process of purifying the water in the culture pond after cleaning the water treatment system regularly;
3. the biological filler of the fixed bed prevents the biological filler from flowing along with water circulation and entering the culture pond.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural diagram of a water stripping device in the first embodiment;
fig. 3 is a schematic structural view of an air-assisted water supply device according to a second embodiment.
In the drawings, the reference numbers: 1. a culture pond; 101. a sewage draining hole of the culture pond; 2. a sedimentation tank; 3. a first biochemical filter tank; 4. a second biochemical filter tank; 5. a water stripping device; 501. a first aeration mechanism; 502. a sterilization mechanism; 6. a pneumatic water-pushing device; 601. a second aeration mechanism; 7. a pipeline.
Detailed Description
In order to make the technical solution of the present invention more apparent, the present invention is further described in detail with reference to the following examples, and it should be understood that the specific embodiments described herein are only used for explaining the present invention, and are not used for limiting the present invention.
Example one
Referring to fig. 1, an aquaculture circulating water treatment system comprises the following structures.
Breed pond 1, the bottom of breeding pond 1 is provided with breeds pond blowdown hole 101. Part of pond water in the culture pond 1 flows out through the culture pond sewage discharge hole 101, and the pond water is purified and then returns to the culture pond 1 to form water circulation.
The breeding pond 1 of this embodiment is 17 m's circular breeding pond for the diameter, and the bottom is the tapering shape, and the inclination is 5 ~ 10 degrees, and the bottom is middle, and breeding pond blowoff hole 101 is minimum promptly, and mud deposit is near breeding pond blowoff hole 101.
The water treatment system comprises a sedimentation tank 2, a first biochemical filtering tank 3 and a second biochemical filtering tank 4 which are connected in sequence.
The separation baffle plate is arranged between the water treatment system and the culture pond 1 and is about 50mm higher than the original water level, and the water level of the water treatment system and the water level of the culture pond 1 are lower than the height of the separation baffle plate, so that the flow exchange of pond water between the water treatment system and the culture pond 1 can not be directly carried out on the height of the horizontal plane. The specific arrangement of the separation baffle plate is that the separation baffle plate is arranged between the culture pond 1 and the sedimentation pond 2, and the separation baffle plate is arranged between the culture pond 1 and the second biochemical filter pond 4 respectively.
The sedimentation tank 2 is communicated with the breeding tank sewage draining hole 101 through a pipeline 7. The culture pond 1, the sedimentation pond 2, the first biochemical filter pond 3 and the second biochemical filter pond 4 are communicated with each other to form a communicating vessel, and pond water in the four ponds can flow until the water level reaches the same horizontal plane.
The water in the culture pond 1 firstly passes through the sedimentation tank 2 in the circulation process, and large-particle sediments in the pond water flow out of the first biochemical filter tank 3 after being precipitated in the sedimentation tank 2.
The first biochemical filter tank 3 is an anaerobic tank, and macromolecular nitrogenous organic matters in the tank water are subjected to anaerobic digestion in the first biochemical filter tank 3, undergo denitrification reaction and are degraded into micromolecular nitrogen compounds. The pond water flows into the second biochemical filtering pond 4 after being treated by the first biochemical filtering pond 3.
The second biochemical filtering tank 4 is an aerobic tank. The bottom of the second biochemical filter tank 4 is provided with an aeration pipe for aeration, so that the second biochemical filter tank 4 forms an aerobic environment. The nitrogen compounds in the water are subjected to nitration reaction in the microorganisms of the second biochemical filtering tank 4 to degrade ammonia nitrogen and nitrite in the water.
The two biochemical filter tanks in the embodiment have different denitrification effects, ammonia nitrogen and nitrite nitrogen in the tank water are removed step by step, and the situation that the cultured fishes and shrimps are poisoned due to accumulation of the ammonia nitrogen and the nitrite nitrogen and the culture effect is influenced is avoided.
The sedimentation tank 2, the first biochemical filtering tank 3 and the second biochemical filtering tank 4 are respectively provided with a cleaning and sewage draining outlet (not shown). The sedimentation tank 2, the first biochemical filtering tank 3 and the second biochemical filtering tank 4 need to be cleaned regularly, sludge generated in the purification process is discharged, and cleaning sewage outlets are respectively connected to the sewage tank to discharge cleaning sewage.
The second biochemical filtering tank 4 is arranged at one side of the culture tank 1, namely the second biochemical filtering tank 4 is connected with the culture tank 1.
The structure of the water stripping device 5 and the water stripping device 5 refers to the attached figure 2. The water stripping device 5 is used for transferring water in the water treatment system to the culture pond 1. The inlet end of the air-lift water device 5 is arranged on the water surface of the second biochemical filtering tank 4, the inlet end is provided with a first aeration mechanism 501, and the first aeration mechanism 501 can be an aeration head to make the surrounding tank water move irregularly. The first aeration mechanism 501 aerates the water surface to make the water in the second biochemical filtering tank 4 flow into the air-lift water device 5 through the water inlet end, so that the water level in the air-lift water device 5 crosses the highest position and flows out from the outlet end. The outlet end is arranged above the culture pond 1, namely, the pond water flows from the second biochemical filter pond 4 to the culture pond 1, so that a slight water level difference is generated between the two. Due to the principle of the communicating vessel, flow force is generated inside the four ponds, so that water in the culture pond 1 flows out from the sewage discharge hole 101 of the culture pond along with sludge precipitated at the bottom, and water circulation is formed. The four pools do not need to be provided with water pumps for pool water transmission. The circulating power, i.e., the flow power, does not need to be provided by the water pump, and is achieved only by the aeration of the first aeration mechanism 501, so that the energy consumption of the embodiment is small.
The top of the air lift water device 5 is 150mm higher than the water level of the culture pond 1, the jump height of water in the air lift water device 5 is controlled, the circulating water quantity is kept at a small quantity, and the problem that the disturbance of pond water and sludge are difficult to precipitate to the bottom of the pond due to the overlarge outflow rate of the water in the culture pond 1 is avoided. Therefore, the present embodiment can easily precipitate the sludge in the culture pond 1, circulate with the water, and realize purification during the circulation.
The aeration function of the air lift water device 5 can also assist oxygen supply to the second biochemical filter tank 4.
The inside top of air lift water installation 5 is provided with sterilization mechanism 502, like the ultraviolet ray sterilamp, can disinfect to the water that flows back breed pond 1, avoids the microorganism in the biochemical filtering ponds to follow water cycle and gets into breeding pond 1, influences the growth of the fish shrimp of breeding.
Example two
The present embodiment is different from the first embodiment in the following structure.
The first biochemical filtering tank 3 and the second biochemical filtering tank 4 adopt the same structure and function, namely, the tank water is biochemically filtered twice after the sedimentation of large-particle sediments is carried out in the sedimentation tank 3.
The biochemical filter tank is filled with fixed bed biological filler, such as biochemical filter cotton, bacteria room, etc., so that the microorganism for biochemical treatment of the tank water is attached, the microorganism can be prevented from flowing into the culture tank 1 along with the water in the water circulation process, the microorganism can further form a bacterial film on the fixed bed, and the biochemical treatment effect is improved.
The water circulation device of the embodiment adopts an air water pushing device 6, and the structure of the air water pushing device 6 refers to the attached figure 3. The second aeration mechanism 601 generates linear airflow to push water in the second biochemical filtering tank 4 to move towards the wall surface of the air-water pushing device 6 firstly, the direction deviates from the culture tank 1, then the tank water rises along the wall surface, and the tank water moves along the opposite direction due to the arc-shaped wall surface, climbs by 50-100 mm, crosses the partition fence and falls into the culture tank 1, so that the water level difference is generated, and the condition of water circulation is formed.
The climbing height of the water level formed by the air-propelled water device 6 is smaller, so that the height of the partition board higher than the original water level should be correspondingly controlled to be reduced to enable the water flow after the water flow moves in the opposite direction to pass through. However, the air-propelled water devices 6 can propel a large width of water, i.e., form waves, and thus, can also propel a sufficient amount of water into the culture pond 1 to create a head.
The utility model discloses be applied to and breed the pond, can continuously circulate and purify the water of breeding the pond, improve quality of water, guarantee the quality of the fish shrimp of breed.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (9)
1. An aquaculture circulating water treatment system, comprising:
the bottom of the culture pond is provided with a culture pond sewage draining hole;
the water treatment system is communicated with the sewage discharge hole of the culture pond, the water treatment system is arranged on one side of the culture pond, a separation fence plate is arranged between the water treatment system and the culture pond, and the water level of the water treatment system and the culture pond is lower than the height of the separation fence plate;
the water circulating device is arranged on the water surface of the water treatment system and close to the culture pond, and comprises an aeration mechanism, and the water circulating device is used for transferring water in the water treatment system into the culture pond.
2. The aquaculture circulating water treatment system of claim 1 wherein the water circulation device is a lift water device.
3. The aquaculture circulating water treatment system of claim 1 wherein the water circulating device is an air-propelled water device.
4. The aquaculture circulating water treatment system according to claim 2, wherein the top of the air lift device is 100-150 mm higher than the water level of the culture pond.
5. The aquaculture circulating water treatment system according to claim 1, wherein the water treatment system comprises a sedimentation tank, a first biochemical filtering tank and a second biochemical filtering tank which are connected in sequence, the sedimentation tank is communicated with the sewage discharge hole of the culture tank, the second biochemical filtering tank is arranged at one side of the culture tank, and the water circulation device is arranged in the second biochemical filtering tank.
6. The aquaculture circulating water treatment system of claim 5, wherein the first biochemical filter tank and the second biochemical filter tank are respectively filled with fixed bed biological packing.
7. The aquaculture circulating water treatment system of claim 5, wherein the first biochemical filter tank is an anaerobic tank and the second biochemical filter tank is an aerobic tank.
8. The aquaculture circulating water treatment system according to claim 5, wherein a sterilizing mechanism is arranged at the top of the water circulating device.
9. The aquaculture circulating water treatment system of claim 1, wherein the water treatment system comprises a cleaning drain, the cleaning drain being connected to the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021761122.XU CN213416601U (en) | 2020-08-21 | 2020-08-21 | Aquaculture circulating water treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021761122.XU CN213416601U (en) | 2020-08-21 | 2020-08-21 | Aquaculture circulating water treatment system |
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| CN213416601U true CN213416601U (en) | 2021-06-11 |
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| CN202021761122.XU Active CN213416601U (en) | 2020-08-21 | 2020-08-21 | Aquaculture circulating water treatment system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117164184A (en) * | 2023-11-03 | 2023-12-05 | 四川乾源智达环保科技有限公司 | Mobile aquaculture sewage treatment system |
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2020
- 2020-08-21 CN CN202021761122.XU patent/CN213416601U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117164184A (en) * | 2023-11-03 | 2023-12-05 | 四川乾源智达环保科技有限公司 | Mobile aquaculture sewage treatment system |
| CN117164184B (en) * | 2023-11-03 | 2024-01-02 | 四川乾源智达环保科技有限公司 | Mobile aquaculture sewage treatment system |
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