CN206533945U - A kind of circulating water equipment of aquaculture - Google Patents

Abstract

The utility model creates and provides a kind of circulating water equipment for aquaculture, including a sand filter tank, a chlorine removal tank, a protein separation tank, a bacterial culture tank, an activation tank, a salinity distribution tank, and a water storage tank connected in series through pipelines; The filter pond communicates with the culture tank through a water pumping pipeline, and a water pump is arranged on the water pumping pipeline; the water storage tank communicates with the culture tank through a water supply pipeline. The invention of the utility model can effectively control the quality stability of the circulating water treatment, so that the circulating water does not affect and fluctuate the breeding environment during the reciprocating cycle.

Description

A kind of circulating water equipment for aquaculture

technical field

The invention relates to circulating water treatment equipment for aquaculture.

Background technique

In the process of artificial breeding of aquatic products (such as fish, shrimp, crab, algae, artemia, etc.), in order to increase the density and survival rate of aquaculture and ensure the output of aquaculture products, it is necessary to strictly control the aquaculture environment, such as salinity, temperature, pH , trace elements, etc., among which the quality of aquaculture water is one of the important factors to ensure the aquaculture environment. During the growth process of aquatic products, a large amount of feed needs to be put into the aquaculture water, and the living aquatic products will also discharge waste directly into the aquaculture water body at any time, so that the aquaculture water environment will deteriorate sharply in a short period of time, affecting the normal life of the aquatic products. grow. Especially with the increase of modern breeding density, ensuring the water quality of the breeding water has become the top priority of the breeding task.

Circulating aquaculture has many advantages such as water saving and energy saving. The circulating water treatment equipment can purify the deteriorated aquaculture water and turn it into a water body suitable for aquatic product cultivation, thereby maintaining the aquaculture environment of aquatic products repeatedly. The existing circulating water equipment often has low processing efficiency, and it is difficult to control the quality of the treated water body, which often causes the circulating water used in aquaculture to cause large fluctuations in the aquaculture environment and reduce the output of aquatic products.

Contents of the invention

In view of this, the present invention aims to provide a circulating water equipment for aquaculture, which can effectively control the quality stability of circulating water treatment, so that the circulating water will not affect and fluctuate the aquaculture environment during the reciprocating cycle.

The circulating water equipment for aquaculture provided by the invention includes a sand filter tank, a chlorine removal tank, a protein separation tank, a bacterial culture tank, an activation tank, a salinity distribution tank, and a water storage tank connected in series through pipelines; the sand filter tank It communicates with the culture tank through a water pumping pipeline, and a water pump is arranged on the water pumping pipeline; the water storage tank communicates with the culture tank through a water supply pipeline.

Wherein, in the sand filter tank, the bottom is a water storage space, and the upper part of the water storage space is sequentially provided with sieve plates, crushed stones, coarse sand, fine sand and filter cotton in layers from bottom to top. Further, the suction pipe is located above the filter cotton at the inlet of the sand filter, and the connecting pipe between the sand filter and the chlorine removal tank is located at the water storage space at the bottom of the sand filter at the outlet of the sand filter Inside. Furthermore, a supplementary water pipeline is connected to the sand filter tank, and the supplementary water pipeline is located above the filter cotton at the entrance of the sand filter tank.

Wherein, a first aeration pipe is provided in the chlorine removal tank, and an air stone is connected to the bottom of the vertical air pipe of the first aeration pipe. Further, the connecting pipe between the sand filter and the chlorine removal tank is located at the bottom of the chlorine removal tank at the inlet of the chlorine removal tank.

Wherein, a protein separator is provided in the protein separation pool. Further, the circulating water purified by the protein separator is sent out to the bacterial culture tank from the outlet above the protein separation tank through pipelines.

Wherein, several baffles are vertically arranged in the bacterial culture pool, and the baffles divide the bacterial culture pool into several cultivation spaces, and the baffles are provided with communicating holes, so that the cultivation on both sides of the baffles The spaces are communicated through the communication holes, and the communication holes are arranged vertically and staggeredly on the baffle plate in sequence, and the communication hole of the first baffle plate along the water flow direction is located below the baffle plate. Further, the connecting pipe between the bacteria culture tank and the activation tank is located at the bottom of the bacteria culture tank at the outlet of the bacteria culture tank.

Wherein, a living coral stone is provided in the activation pool, a light source is provided on the activation pool, and a _CO2 ventilation pipe is also provided at the bottom of the activation pool. Further, the connection pipe between the bacteria culture tank and the activation tank is located at the bottom of the activation tank at the entrance of the activation tank.

Wherein, a second aeration pipe is provided in the salinity distribution tank.

Wherein, a heating rod is provided in the water storage tank, a temperature controller is connected to the heating rod, a temperature measuring device is also connected to the temperature controller, and a UV light source is provided above the water storage tank.

Among them, valves can be provided on the pipelines connected in series between the sand filter tank, the chlorine removal tank, the protein separation tank, the bacterial culture tank, the activation tank, the salinity distribution tank, the water storage tank and the breeding tank.

Compared with the prior art, the invention can effectively control the quality stability of circulating water treatment, so that the circulating water does not affect and fluctuate the breeding environment during the reciprocating cycle, and at the same time supplements necessary organic matter and nutrients in the water body, and timely and effectively Kill the harmful organisms bred in the stored water body, which is beneficial to the production of aquaculture.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of a preferred embodiment of the present invention.

Among them, 1-sand filter; 11-pumping pipe; 12-water pump; 13-water storage space; 14-screen plate; 15-gravel; 16-coarse sand; 17-fine sand; 18-filter cotton; 19- Supplementary water pipeline; 2-chlorine removal tank; 21-first aeration pipe; 22-air stone; 3-protein separation tank; 31-protein separator; 4-bacteria culture tank; 41-baffle; 42-culture space ; 43 _- communicating hole; 5-activation pool; 51-living coral stone; 52-illumination light source; -Heating rod; 72-Temperature controller; 73-Temperature measuring device; 74-UV light source;

detailed description

The drawings constituting a part of the present invention are used to provide a further understanding of the present invention, and the schematic embodiments and descriptions of the present invention are used to explain the present invention, and do not constitute an improper limitation of the present invention.

As shown in Figure 1, the circulating water equipment created by the present invention includes a sand filter tank 1, a chlorine removal tank 2, a protein separation tank 3, a bacterial culture tank 4, an activation tank 5, a salinity distribution tank 6, a storage The water pool 7; the sand filter 1 communicates with the culture tank 8 through the water pumping pipeline 11, and the water pump 12 is arranged on the water pumping pipeline 11; the water storage tank 7 communicates with the culture tank 8 through the replenishment pipeline 75.

Wherein, in the sand filter 1, the bottom is a water storage space 13, and the upper part of the water storage space 13 is layered from bottom to top and is sequentially provided with a sieve plate 14, gravel 15, coarse sand 16, fine sand 17 and filter cotton 18. The layered arrangement of the sand filter 1 can remove relatively large biological and non-biological fragments in the circulating water, and the water output per hour is not more than 3 cubic meters per hour, which can basically control protozoa pollution. Further, the suction pipeline 11 is located above the filter cotton 18 at the entrance of the sand filter 1, and the connecting pipeline between the sand filter 1 and the chlorine removal tank 2 is located at the sand filter 1 at the outlet of the sand filter. In the water storage space 13 at the bottom of the filter tank 1. Furthermore, the sand filter 1 is also connected with a supplementary water pipeline 19 , and the supplementary water pipeline 19 is located above the filter cotton 18 at the entrance of the sand filter 1 .

Wherein, a first aeration pipe 21 is arranged in the chlorine removal tank 2 , and an air stone 22 is connected to the bottom of the vertical air pipe of the first aeration pipe 21 . After the sodium hypochlorite solution is put into the chlorine removal tank 2, the first aeration pipe 21 can be used for aeration and disinfection to effectively eliminate chlorine in the circulating water (or supplemented external water). Further, the connecting pipe between the sand filter 1 and the chlorine removal tank 2 is located at the bottom of the chlorine removal tank 2 at the inlet of the chlorine removal tank 2 .

Wherein, a protein separator 31 is provided in the protein separation pool 3 . Utilizing the principle that the surface of the air bubbles in the water can absorb various granular dirt and soluble organic matter mixed in the water, the aerated circulating water will be purified by the protein separator 31, or external oxygenation equipment or The vortex pump makes the circulating water in the protein separation tank 3 generate more air bubbles, which is helpful to the purification effect of the protein skimmer 31. These air bubbles are all concentrated on the water surface to form foam, and the foam that absorbs the dirt is collected in the container on the water surface , it will turn into a cloudy liquid and be discharged. Further, the circulating water purified by the protein separator 31 is sent out to the bacterial culture tank 4 from the outlet above the protein separation tank 3 through a pipeline.

Wherein, several baffles 41 are vertically provided with in the bacterial culture pool 4, and the baffles 41 divide the bacterial culture pool 4 into several cultivation spaces 42, and the baffles 41 are provided with communicating holes 43, so that The cultivation spaces 42 on both sides of the baffle 41 are communicated through the communication holes 43, and the communication holes 43 are arranged in a staggered up and down order on the baffle 41, and the communication holes 43 of the first baffle 41 along the water flow direction Located below the baffle 41 . The required bacterial strains are put into the bacterial culture pool 4, and impurities such as ammonia nitrogen, ammoniacal nitrogen, nitrite nitrogen, and redundant organic compounds in the circulating water can be purified by the bacterial strains, and the water body should not flow rapidly due to bacterial strain cultivation. Therefore, the baffle plate 41 and the communication hole 43 are provided, on the one hand, the flow speed of the water body is slowed down, and on the other hand, the flow distance of the water body can be increased, so that the bacterial species can fully purify the water body. Further, the connecting pipe between the bacteria culture tank 4 and the activation tank 5 is located at the bottom of the bacteria culture tank 4 at the outlet of the bacteria culture tank 4 .

Wherein, a living coral stone 51 is provided in the activation pool 5, a light source 52 is provided on the activation pool 5, and a CO ₂ ventilation pipe 53 is provided at the bottom of the activation pool 5. The chemical composition of coral is mainly CaCO ₃ , which exists in the form of microcrystalline calcite aggregates, and there is a certain amount of organic matter in the composition, which supplements trace elements such as large calcium in the water, and at the same time, light and carbon dioxide are introduced to make the coral attached to it Organisms on the stone utilize and synthesize small molecular compounds in the water. Further, the connection pipe between the bacteria culture pool 4 and the activation pool 5 is located at the bottom of the activation pool 5 at the entrance of the activation pool 5 .

Wherein, the second aeration pipe 61 is provided in the distribution salinity pool 6, and the second aeration pipe 61 can further adjust the dissolved oxygen in the water before the circulating water is put into cultivation again, and at the same time provide the Sea crystals are added in the salinity pool 6 to adjust the salinity of the circulating water to the target level while aerating.

Wherein, the water storage tank 7 is provided with a heating rod 71, the heating rod 71 is connected with a temperature controller 72, and the temperature controller 72 is also connected with a temperature measuring device 73 (such as a thermometer). A UV light source 74 is also provided above the water storage tank 7 . The UV light source 74 can concentrate a high intensity to kill bacteria, viruses, microbacteria, or ova, round flagellates, etc. in the water body in a short time, and can prevent the water body from breeding harmful in the storage process before it is put into aquaculture. Biological; at the same time, it can have a good control effect on algae in the water; the heating rod 71, the temperature controller 72 and the temperature measuring device 73 can play a good temperature control effect on the stored circulating water, and ensure the water temperature used in breeding.

Wherein, on the pipeline connected in series between sand filter tank 1, dechlorination tank 2, protein separation tank 3, bacteria culture tank 4, activation tank 5, distribution salinity tank 6, water storage tank 7 and culture tank 8, can set respectively There is valve 9.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the Within the scope of protection of the present invention.

Claims (9)

1. A circulating water equipment for aquaculture, comprising a sand filter, a chlorine removal tank, a protein separation tank, a bacterial culture tank, an activation tank, a salinity distribution tank, and a water storage tank connected in series via pipelines; The water pumping pipeline communicates with the culture tank, and a water pump is arranged on the water pumping pipeline; the water storage tank communicates with the culture tank through the replenishment pipeline. 2. The circulating water equipment for aquaculture according to claim 1, characterized in that, in the sand filter tank, the bottom is a water storage space, and the upper part of the water storage space is sequentially provided with sieve plates, Gravel, coarse sand, fine sand and filter cotton. 3. The circulating water equipment for aquaculture according to claim 1, characterized in that, the first aeration pipe is provided in the dechlorination tank, and the bottom of the vertically arranged trachea of the first aeration pipe is connected with an air pipe. stone. 4. The circulating water equipment for aquaculture according to claim 1, wherein a protein separator is provided in the protein separation tank. 5. The circulating water equipment for aquaculture according to claim 1, characterized in that, several baffles are vertically provided in the bacterial culture tank, and the baffles divide the bacterial culture tank into several cultivation spaces, so A communication hole is provided on the baffle, so that the cultivation space on both sides of the baffle is connected through the communication hole, and the communication holes are arranged in a staggered up and down order on the baffle, and the first baffle along the direction of water flow The communicating hole is located below the baffle. 6. The circulating water equipment for aquaculture according to claim 1, characterized in that, living coral stones are provided in the activation pool, a light source is provided on the activation pool, and a _CO2 vent is provided at the bottom of the activation pool. trachea. 7. The circulating water equipment for aquaculture according to claim 1, characterized in that a second aeration pipe is provided in the salinity distribution tank. 8. The circulating water equipment for aquaculture according to claim 1, wherein a heating rod is arranged in the water storage tank, a temperature controller is connected to the heating rod, and a temperature controller is connected to the temperature controller. As for the temperature measuring device, a UV light source is also arranged above the water storage tank. 9. The circulating water equipment for aquaculture according to claim 1, characterized in that, any of the sand filter tank, chlorine removal tank, protein separation tank, bacterial culture tank, activation tank, salinity matching tank, water storage tank and culture tank Valves can be respectively provided on the pipelines connected in series between them.