CN210094382U - An aquatic product circulating water culture laboratory breeding device - Google Patents

Abstract

The utility model discloses an aquatic products circulating water cultivates laboratory breeding device, including circular circulating water pond, separation tank inlet channel, sieve bend buffering cloth pond, first order biological filter collection foam discharging pipe, second level biological filter and cistern, the bottom fixed mounting in circular circulating water pond has the solid-liquid separation drain pipe, the separation tank inlet channel sets up on the eddy current type separation tank, sieve bend buffering cloth pond is located the avris of eddy current type separation tank, first order biological filter collection foam discharging pipe sets up in the avris of first order biological filter, second level biological filter is located the opposite side of first order biological filter, the cistern is located the top of pipeline escape canal. This aquatic products circulating water cultivates laboratory breeding device can carry out the cyclic utilization at the water source of large-scale aquatic products breed, improves the efficiency of water treatment simultaneously, improves the biological bearing capacity of system, makes things convenient for the circulation purification work at water source to go on, reduces artifical supplementary labour and consumes.

Description

An aquatic product circulating water culture laboratory breeding device

technical field

The utility model relates to the technical field of aquatic product laboratory culture, in particular to an aquatic product circulating water culture laboratory culture device.

Background technique

In order to facilitate the water circulation culture of aquatic products in the laboratory, and to facilitate the experimenter to observe the growth status of aquatic products and the influence of the use of circulating water on the biological activity of aquatic products, it is necessary to set up an independent aquatic product culture area and water circulation in the experiment. The equipment is used to facilitate the observation of experimental data, reduce the error of experimental data caused by external environmental factors, and set up an independent water ecological environment circle, so that the experimenter can easily change and limit the environmental temperature of the ecological environment circle and the types of aquatic products. It makes the control of the experimental data to be detected more convenient, so that under the effect of long-term accumulation of a large amount of experimental data, the research results of the experimental data can be extended to social life and provide effective support for the occurrence of social economy.

However, the existing aquatic product circulating water culture laboratory aquaculture device has the following problems in use:

1. The use form of the equipment is small, and it is inconvenient to carry out large-scale aquaculture during use. It is difficult to collect comparative experimental data. Locally small aquaculture is prone to individual factors leading to the collection of aquaculture data. error;

2. The removal efficiency of impurities and microorganisms in aquatic product aquaculture water is not high. In long-term use, the quality of self-used recycled water cannot meet the requirements of aquatic product aquaculture. Therefore, it is necessary to intermittently introduce external water sources, which will affect the experiment. The observation and analysis of data lead to errors in the final data results to a certain extent.

In view of the above problems, it is urgent to carry out innovative design on the basis of the original aquatic product circulating water culture laboratory culture device.

Utility model content

The purpose of this utility model is to provide a kind of aquatic product circulating water culture laboratory breeding device, in order to solve the above-mentioned background technology, the existing aquatic product circulating water culture laboratory breeding device is proposed. Large-scale aquaculture is difficult to collect comparative experimental data, and local small aquatic products are prone to errors caused by individual factors in the collection of aquatic product aquaculture data. In the long-term use, the quality of self-used recycled water is difficult to meet the requirements of aquatic product breeding, so it is necessary to intermittently introduce external water sources, which affects the observation and analysis of experimental data, resulting in the final data results. There is an error problem.

In order to achieve the above purpose, the utility model provides the following technical solutions: a laboratory culturing device for circulating water for aquatic products, including a circular circulating water pool, a separation pool inlet channel, an arc-shaped screen buffer cloth pool, and a first-stage biological filter pool collection. The foam discharge pipe, the second-stage biological filter tank and the water storage tank, the bottom of the circular circulating water tank is fixedly installed with a solid-liquid separation drainage pipe, and the lower end pipe of the solid-liquid separation drainage pipe is installed in the drainage well, and the drainage well The side of the pipe drainage ditch is provided with a pipeline drainage ditch, and a sewage outlet is reserved between the pipeline drainage ditch and the drainage well. The end of the solid-liquid separation drainage pipe located in the drainage well is connected with a return water branch pipe, and the return water branch pipe and the pool foam discharge pipe are connected to each other, and the other end of the pool foam discharge pipe is arranged in a circular circulating water pool. The inside of the pool is provided with a water supply valve, and the end of the water supply valve is connected with a water supply branch pipe, and the water supply branch pipe is connected with a water supply main pipe, and the water supply main pipe is set in the pipeline drainage ditch through the return water bracket, and the return water on the side of the water supply main pipe is at the same time. A backwater main pipe is connected to the branch pipe, a sewage pipe is arranged at the bottom of the solid-liquid separation drainage pipe, and the end of the sewage pipe is located in a drainage well, and a side intubation pipe is arranged on the top of the sewage pipe. It is arranged on the vortex separation tank, and the inlet channel of the separation pool and the end of the return water main pipe are connected to each other, and the bottom of the vortex separation pool is fixed with a separation pool sewage pipe, and the separation pool sewage pipe is connected with the inside of the pipeline drain. There is a flange interface for the sewage pipe of the separation pool, and the top of the vortex separation pool is provided with a separation pool outlet channel. There are arc-shaped screen installation grooves, arc-shaped screen communication holes and arc-shaped screen sewage collection and sewage grooves, and the bottom of the arc-shaped screen buffer distribution pool is connected to the interior of the backwater adjustment buffer tank through the arc-shaped screen outlet pipe, and the backwater A submersible pump is arranged in the adjustment buffer tank, and the pipe end of the submersible pump is located in the first-stage biological filter water inlet water distribution tank, and the first-stage biological filter tank inlet water distribution tank is provided with a first-stage biological filter tank at the bottom , and the inside of the first-stage biological filter is installed with the first-stage biological filter inlet and water distribution pipe, and the bottom of the first-stage biological filter is connected with a sewage collection and sewage pipe, and the first-stage biological filter is fixed with a The first-stage biological filter is supported by elastic biological filter material, the first-stage biological filter foam collecting and discharging pipe is arranged on the side of the first-stage biological filter, and the first-stage biological filter is connected to the first-stage biological filter. A biological filter connection port is provided at the nozzle of the foam collecting and discharging pipe of the pool, and the other end of the foam collecting and discharging pipe of the first-stage biological filter is set in the pipeline drainage ditch, and the second-stage biological filter is located in the first-stage biological filter. The other side of the first-stage biological filter, and the second-stage biological filter is equipped with a second-stage biological filter elastic biological filter material support, and the side of the second-stage biological filter is provided with a circulating water outlet well, the said The circulating water outlet well is connected with the interior of the second-stage biological filter through the ultraviolet disinfection well, and the bottom of the circulating water outlet well is provided with a balance communication pipe, and the second-stage biological filter is connected to the bottom of the circulating water outlet well. An emptying pipe is installed between the ultraviolet disinfection well and the pipeline drainage ditch. The inside of the circulating water outlet well is connected to the protein skimmer through the circulating water outlet pipe and the protein skimmer inlet pipe, and the protein skimmer is installed on the inlet pipe. There is a protein skimmer inlet control valve, and the protein skimmer is connected with a protein skimmer outlet pipe through the protein skimmer outlet control valve, and the end of the protein skimmer outlet pipe is connected to the water supply main pipe, and the bottom of the water supply main pipe is provided with a The circulating water bypasses the pipe, the reservoir is located above the pipeline drainage ditch, and the reservoir and the pipeline drainage ditch are connected to each other through the water outlet of the reservoir and the emptying flange interface.

Preferably, the circular circulating water pool and the pipeline drainage ditch, the vortex separation pool, the curved screen buffer distribution pool, the backwater adjustment buffer pool, the first-stage biological filter, the second-stage biological filter, the ultraviolet disinfection well, The circulating water outlet well and the reservoir together form a water recycling system for aquatic product aquaculture, and the bottom of the circular circulating water tank is a concave shape inclined inward.

Preferably, the solid-liquid separation drainage pipe is composed of five parts: a solid-liquid separator sewage collection tank, a drainage pipe, a sewage pipe, a filter plate and an upper intubation pipe, and a drainage pipe is fixedly connected to the middle of the solid-liquid separator sewage collection tank , and a sewage pipe is arranged below the sewage collecting tank of the solid-liquid separator, and a filter plate is installed on the sewage pipe, and an upper intubation pipe is installed on the top of the drainage pipe.

Preferably, both the solid-liquid separator sewage collection tank and the drainage pipeline are arranged in an annular structure, and the solid-liquid separator sewage collection tank and the filter plate are arranged in a snap-fit disassembly and installation structure, and the aperture on the filter plate is 10- 25mm between the upper cannula and the drainage pipe to form a disassembly and installation structure for the connection of the sealing ring, and the end of the upper cannula away from the drainage pipe is set as a ring-shaped hollowed-out blocking structure, and the annular hollow on the upper cannula is formed. The diameter is 160mm.

Preferably, the side cannula and the end of the sewage pipeline are arranged perpendicular to each other, and the side cannula and the sewage pipeline are arranged in a disassembly and installation structure, and the connection between the side cannula and the sewage pipeline The sealing ring is connected at the place.

Preferably, the arc length and width of the arc screen in the arc screen buffer cloth pool are both 1000mm, and the astringent surface of the arc screen in the arc screen buffer cloth pool is upward, and each arc The screen buffer cloth pool is provided with 3 arc screens.

Preferably, the water inlet and distribution pipes of the first-stage biological filter are evenly distributed at equal intervals inside the first-stage biological filter, and the water flow direction of the first-stage biological filter is bottom in and top out, and an aeration plate is arranged at the bottom. , The installation method of the aeration plate is upward aeration.

Preferably, the elastic biological filter material support of the first-stage biological filter and the elastic biological-filter material support of the second biological filter are "I"-shaped structures with the same shape and size, and the elastic biological filter material of the first-stage biological filter The filter material support and the elastic biological filter material support of the second biological filter are through-connected with the side walls of the first-stage biological filter and the second-stage biological filter, and the elastic biological filter material support of the first-stage biological filter and the There is a space between the elastic biological filter material support of the second biological filter and the bottom of the first-stage biological filter and the second-stage biological filter, and the water flow direction of the second-stage biological filter is bottom in and top out. The aeration plate, the installation method of the aeration plate is downward aeration.

Compared with the prior art, the beneficial effects of the present utility model are: the aquatic product circulating water culture laboratory culture device can recycle the water source for large-scale aquatic product culture, and at the same time improve the efficiency of water treatment and improve the efficiency of the system. The biological carrying capacity is convenient for the circulation and purification of the water source and reduces the consumption of artificial auxiliary labor;

1. A set of circulating water recovery components for aquaculture ponds, one set is installed in each aquaculture pond, and the structure is an open type (no gas blockage in the return water pipe) siphon structure, which has the ability to recover aquaculture wastewater (including floating foam on the water surface), a constant pool Water level, single-pond sewage discharge (the dirt at the bottom of the pond can be discharged separately to reduce the pressure of the circulating water treatment system), the water level in the pond can be adjusted according to the cultured species, and if necessary, it can be separated from the circulating water system and changed to flowing water aquaculture (if the pond is cultured in When the organisms are sick) and other functions, the aquaculture pond is equipped with a sewage collection and sewage component, which can separate the residual bait and excrement at the first time, so that the recycled circulating water is relatively clean, and the pressure of the subsequent treatment process is reduced, thereby improving the system. bioburden;

2. Improve the solid-liquid separation efficiency, reduce the workload for the solid-liquid separation of the curved screen, save water, save energy and be green and pollution-free when in use, reduce the discharge of waste water, compared with the conventional use of microfiltration machines for solid-liquid separation of circulating aquaculture The system water saving has been effectively improved, and the used aquaculture wastewater is treated into fresh water with stable water quality. The comprehensive reaction and purification technology of water treatment simplifies and It is a comprehensive treatment device integrating water-gas mixing reaction, contact oxidation reaction, biological purification reaction and solid, gas and liquid three-phase separation. It has the characteristics of strong function, high efficiency, low power consumption, small footprint and low cost. The residual sludge purification technology converts the sludge into a biological attachment carrier, which greatly increases the specific surface area of the biological filter material and improves the efficiency of biological purification. The biological filter does not need to carry out sewage operation, saving the consumption and labor of circulating water. strength;

3. The direct ultraviolet vertical disinfection device is efficient, energy-saving, and green and pollution-free. Compared with conventional ultraviolet disinfection devices, the cost, energy consumption and labor intensity of operation management are reduced. The terminal optimization of circulating water quality is carried out through oxygenation, ORP control and total. A series of technical means such as the balance of gas level, degassing and removal of biofilm and other impurities from circulating water are used to achieve the purpose of optimizing water quality, so that circulating water can be restored to the level of fresh water to the greatest extent, and the adaptability and immunity of cultured organisms can be improved. It adopts the method of segmented reflux to maintain the content of water-purifying microorganisms in the system, and returns the circulating water in the system to the front end of the system, so that various water-purifying microorganisms free in the water can be returned to the front end for microbial inoculation. The purpose of continuous return flow is to ensure the concentration of water purification microorganisms in the system and the renewal speed of water purification microorganisms, and maintain the vitality of biological purification of the system, thus achieving the purpose of self-maintenance and inoculation-free circulation of the circulating water treatment system.

Description of drawings

1 is a schematic structural diagram of a circular circulating water pool of the present utility model;

Figure 2 is a schematic diagram of the structure of the solid-liquid separation drainage pipe of the present invention.

3 is a schematic diagram of the installation structure of the sewage pipeline of the present invention;

4 is a schematic structural diagram of a vortex separation tank of the present invention;

5 is a schematic structural diagram of the second-stage biological filter of the present invention;

6 is a schematic structural diagram of the first-stage biological filter of the present invention;

7 is a schematic structural diagram of the first-stage biological filter tank and the backwater adjustment buffer tank of the present invention;

FIG. 8 is a schematic structural diagram of a pipeline drainage ditch of the utility model;

FIG. 9 is a schematic diagram of the connection structure of the pipeline drainage ditch and the reservoir of the present invention;

FIG. 10 is a schematic flow chart of the water circulation system of the present invention.

In the figure: 1. Circular circulating pool; 2. Drainage pipe for solid-liquid separation; 201. Sewage collection tank for solid-liquid separator; 202. Drainage pipe; 203. , drainage well; 4, pipeline drainage ditch; 5, sewage outlet; 6, return water bracket; 7, cover plate; 8, return water branch pipe; 9, pool foam discharge pipe; 10, water supply valve; 11, water supply branch pipe; 12 , water supply main pipe; 13, return water main pipe; 14, sewage pipe; 15, side intubation; 16, separation tank inlet channel; 17, vortex separation tank; 18, separation tank sewage pipe; 19, separation tank sewage pipe method Lan interface; 20. Separation tank outlet channel; 21. Curved screen buffer distribution pool; 22. Curved screen installation slot; 23. Curved screen connecting hole; 24. Curved screen sewage collection tank; 25. Curved screen Outlet pipe; 26, backwater adjustment buffer tank; 27, submersible pump; 28, first-stage biological filter inlet water distribution tank; 29, first-stage biological filter; 30, first-stage biological filter inlet water distribution pipe 31. Sewage collection and sewage pipe; 32. First-stage biological filter elastic biological filter material support; 33. First-stage biological filter foam collecting and foaming pipe; 34. Biological filter connection port; 35. Second-stage biological Filter tank; 36. Elastic biological filter material support for the second biological filter; 37. Ultraviolet disinfection well; 38. Outlet well for circulating water; 39. Balance connection pipe; 40. Evacuation pipe; 41. Outlet pipe for circulating water; 42. Protein skimmer water inlet pipe; 43, protein skimmer inlet water control valve; 44, protein skimmer; 45, protein skimmer outlet water control valve; 46, protein skimmer outlet pipe; 47, circulating water bypass pipe; 48, storage Pool; 49. The water outlet and drain flange interface of the reservoir.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Figures 1-9, the present utility model provides a technical solution: a laboratory culturing device for aquatic product circulating water culture, comprising a circular circulating water tank 1, a solid-liquid separation drain pipe 2, and a solid-liquid separator sewage collection tank 201 , drainage pipe 202, sewage pipe 203, filter plate 204, upper intubation pipe 205, drainage well 3, pipeline drainage ditch 4, sewage outlet 5, return water support 6, cover plate 7, return water branch pipe 8, pool foam discharge pipe 9 , water supply valve 10, water supply branch pipe 11, water supply main pipe 12, return water main pipe 13, sewage pipe 14, side intubation pipe 15, separation tank inlet channel 16, vortex separation tank 17, separation tank sewage pipe 18, separation tank sewage pipe Flange interface 19, separation tank outlet channel 20, curved screen buffer distribution pool 21, curved screen installation groove 22, curved screen connecting hole 23, curved screen sewage collection and sewage tank 24, curved screen water outlet pipe 25, return Water conditioning buffer tank 26, submersible pump 27, first-stage biological filter inlet water distribution tank 28, first-stage biological filter 29, first-stage biological filter inlet water distribution pipe 30, sewage collection and sewage pipe 31, first The first-stage biological filter elastic biological filter material support 32, the first-stage biological filter foam collecting and foaming pipe 33, the biological filter connecting port 34, the second-stage biological filter 35, the second biological filter elastic biological filter material support 36 , UV disinfection well 37, circulating water outlet well 38, balance communication pipe 39, emptying pipe 40, circulating water outlet pipe 41, protein skimmer inlet pipe 42, protein skimmer inlet control valve 43, protein skimmer 44, protein skimmer Separator outlet water control valve 45, protein separator outlet pipe 46, circulating water bypass pipe 47, reservoir 48 and reservoir outlet and emptying flange interface 49, the bottom of the circular circulating water tank 1 is fixedly installed with solid-liquid The drainage pipe 2 is separated, and the lower end pipe of the solid-liquid separation drainage pipe 2 is installed in the drainage well 3, and the side of the drainage well 3 is provided with a pipeline drainage ditch 4, and there is reserved space between the pipeline drainage ditch 4 and the drainage well 3. Sewage outlet 5, a water return bracket 6 is fixed inside the pipe drainage ditch 4, and a cover plate 7 is installed on the top of the pipe drainage ditch 4, and the end of the solid-liquid separation drainage pipe 2 located in the drainage well 3 is connected with a return water branch pipe 8 , and the return water branch pipe 8 and the pool foam discharge pipe 9 are connected to each other, and the other end of the pool foam discharge pipe 9 is arranged in the circular circulating pool 1, and the circular circulating pool 1 is provided with a water supply valve 10, and the water supply valve 10 The end of the water supply main pipe 11 is connected with the water supply branch pipe 11, and the water supply branch pipe 11 is connected with the water supply main pipe 12, and the water supply main pipe 12 is arranged in the pipeline drainage ditch 4 through the return water bracket 6, and the return water branch pipe 8 on the side of the water supply main pipe 12 is connected. There is a backwater main pipe 13, a sewage pipe 14 is arranged at the bottom of the solid-liquid separation drainage pipe 2, and the end of the sewage pipe 14 is located in the drainage well 3, and the top of the sewage pipe 14 is provided with a side intubation pipe 15, and the separation tank enters. The water channel 16 is arranged on the vortex type separation tank 17, and the inlet channel 16 of the separation tank is connected to the end of the return water main pipe 13, and the bottom of the vortex type separation tank 17 is fixed with a separation tank sewage pipe 18, and the separation tank sewage pipe 18 and plumbing gutters 4 A separation pool sewage pipe flange interface 19 is connected between the inside of the vortex separation pool 17, and a separation pool outlet channel 20 is arranged on the top of the vortex separation pool 17, and the arc-shaped screen buffer cloth pool 21 is located on the side of the vortex separation pool 17, and the arc The inside of the sieve buffer cloth pool 21 is provided with an arc sieve installation slot 22, an arc sieve communication hole 23 and an arc sieve sewage collection and sewage tank 24, and the bottom of the arc sieve buffer cloth pool 21 passes through the arc sieve outlet pipe 25. It is connected with the interior of the backwater adjustment buffer tank 26, and the backwater adjustment buffer tank 26 is provided with a submersible pump 27. The bottom of the biological filter inlet water distribution tank 28 is provided with a first-stage biological filter 29, and a first-stage biological filter inlet water distribution pipe 30 is installed inside the first-stage biological filter 29, and the first-stage biological filter is installed. The bottom of the pool 29 is connected with a sewage collection and sewage pipe 31, at the same time, a first-stage biological filter elastic biological filter material support 32 is fixed in the first-stage biological filter 29, and the first-stage biological filter foam collecting and discharging pipe 33 is provided. On the side of the first-stage biological filter 29, and the first-stage biological filter 29 and the first-stage biological filter foam collecting and discharging pipe 33 are provided with a biological filter connection port 34, and the first-stage biological filter The other end of the biological filter foam collecting and discharging pipe 33 is arranged in the pipeline drainage ditch 4, the second-stage biological filter 35 is located on the other side of the first-stage biological filter 29, and the second-stage biological filter 35 is installed in the There is a second biological filter elastic biological filter material support 36, and the side of the second biological filter 35 is provided with a circulating water outlet well 38, and the circulating water outlet 38 passes through the ultraviolet disinfection well 37 and the second biological filter 35. The interiors are connected to each other, and the bottom of the circulating water outlet well 38 is provided with a balance communication pipe 39, and an emptying pipe 40 is installed between the second-stage biological filter 35 and the ultraviolet disinfection well 37 and the pipeline drain 4, and the circulating water The inside of the water outlet well 38 is connected to the protein skimmer 44 through the circulating water outlet pipe 41 and the protein skimmer inlet pipe 42, and the protein skimmer inlet pipe 42 is provided with a protein skimmer inlet water control valve 43, and the protein skimmer 44 A protein skimmer outlet pipe 46 is connected through the protein skimmer outlet water control valve 45, and the end of the protein skimmer outlet pipe 46 is connected to the water supply main pipe 12. At the same time, the bottom of the water supply main pipe 12 is provided with a circulating water bypass pipe 47. The water tank 48 is located above the pipeline drainage ditch 4 , and the reservoir 48 and the pipeline drainage ditch 4 are connected to each other through the water outlet of the reservoir and the emptying flange interface 49 .

Circular circulating pool 1 and pipeline drainage ditch 4, vortex separation pool 17, curved screen buffer cloth pool 21, backwater adjustment buffer pool 26, first-stage biological filter 29, second-stage biological filter 35, ultraviolet disinfection The well 37, the circulating water outlet well 38 and the reservoir 48 together form a water recycling system for aquatic product culture, and the bottom of the circular circulating water pool 1 is a concave shape inclined to the middle, which is convenient for the separation of impurities and the circulation purification of the water source. Cultivation of aquatic products.

The solid-liquid separation drainage pipe 2 is composed of five parts: the solid-liquid separator sewage collection tank 201, the drainage pipe 202, the sewage pipe 203, the filter plate 204 and the upper intubation pipe 205, and the middle part of the solid-liquid separator sewage collection tank 201 is fixedly connected. Drainage pipe 202, and a sewage pipe 203 is arranged below the sewage collecting tank 201 of the solid-liquid separator, and a filter plate 204 is installed on the sewage pipe 203, and an upper intubation pipe 205 is installed on the top of the drainage pipe 202, which is convenient for solid-liquid separation and drainage. The assembly of tube 2 is used.

The solid-liquid separator sewage collecting tank 201 and the drainage pipe 202 are both arranged in an annular structure, and the solid-liquid separator sewage collecting tank 201 and the filter plate 204 are arranged as a snap-fit disassembly and installation structure, and the hole diameter on the filter plate 204 is 10- 25mm between the upper intubation tube 205 and the drainage pipe 202 to form a disassembly and installation structure for the connection of the sealing ring, and the end of the upper intubation tube 205 away from the drainage pipe 202 is set as an annular hollow-shaped blocking structure, and the upper intubation tube 205 is on the The diameter of the annular hollow is 160mm, which is convenient for the recycling of water and the sewage cleaning of impurities.

The side intubation pipe 15 and the end of the sewage pipe 14 are arranged perpendicular to each other, and the side intubation pipe 15 and the sewage pipe 14 are arranged in a disassembly and installation structure, and the side intubation pipe 15 and the sewage pipe 14 are arranged in a disassembly and installation structure. The connection is a sealing ring connection, and the control and change of the overflow amount of the water source in the circular circulating pool 1 is carried out by changing the length of the side cannula 15 .

The arc length and width of the arc screen in the arc screen buffer cloth pool 21 are both 1000mm, and the astringent surface of the arc screen in the arc screen buffer cloth pool 21 faces upward, and each arc screen buffer cloth Pool 21 is provided with 3 arc-shaped screens, which are convenient for the installation of the arc-shaped screens, effectively filter out the particles and impurities in the water, save water, save energy and be green and pollution-free, reduce the discharge of waste water, and improve economic efficiency.

The first-stage biological filter water inlet and water distribution pipes 30 are evenly distributed at equal intervals inside the first-stage biological filter 29, and the water flow direction of the first-stage biological filter 29 is bottom in and top out, and an aeration plate is arranged at the bottom for aeration. The installation method of the air plate is upward aeration. The first-stage biological filter elastic biological filter material support 32 and the second biological filter elastic biological filter material support 36 are "I"-shaped structures with the same shape and size, and the first biological filter elastic biological filter support 32 and the second biological filter elastic biological filter material support 36 are the same shape and size. The first-stage biological filter elastic biological filter support 32 and the second biological filter elastic biological filter support 36 are connected with the side walls of the first-stage biological filter 29 and the second-stage biological filter 35, and the first biological filter There is a space between the first-stage biological filter elastic biological filter support 32 and the second biological filter elastic biological filter support 36 and the bottoms of the first-stage biological filter 29 and the second-stage biological filter 35, and the second-stage biological filter The water flow direction of the biological filter tank 35 is bottom in and top out, and the bottom is equipped with an aeration plate. The installation method of the aeration plate is downward aeration, which converts the sludge into a biological attachment carrier, which greatly improves the specific surface area of the biological filter material. , improve the efficiency of biological purification, biological filter without sewage operation, saving the consumption of circulating water and labor intensity.

Working principle: When using the aquatic product circulating water culture laboratory breeding device, first according to Figure 1-3, the water, fish and excrement cultured in the circular circulating water tank 1 are under the action of the solid-liquid separation drain pipe 2. For separation, the solid-liquid separator sewage collection tank 201 collects the excrement, and discharges it into the pipeline drain 4 through the sewage pipe 14 under the action of the sewage pipe 203. Similarly, the side cannula 15 installed on the sewage pipe 14 controls The overflow of the water in the circular circulating pool 1 can prevent the seedlings from being washed away together under the action of the filter plate 204. Under the through connection between the upper intubation pipe 205 and the drainage pipe 202, water and some impurities enter the return water branch pipe 8. , the impurities enter the drainage well 3 and the pipeline drainage ditch 4 under the action of gravity, and then the rest of the water enters the circulation under the action of the return water main pipe 13;

As shown in Figures 4-9, the water first enters the vortex separation tank 17 through the separation tank inlet channel 16, enters the separation of impurities and water in the vortex separation tank 17, discharges part of the impurities, and then the impurities pass through the separation tank sewage pipe 18 And the flange interface 19 of the separation tank drain pipe flows into the interior of the pipeline drain 4, while the water separated in the vortex separation tank 17 flows into the arc-shaped screen buffer cloth pool 21 through the separation tank outlet channel 20 to perform the solid-liquid separation of the arc-shaped screen. , The arc screen is installed under the action of the arc screen installation groove 22. The fixed impurities after filtering are discharged under the action of the arc screen sewage collection and sewage tank 24, and the filtered water enters the return pipe through the arc screen outlet pipe 25. In the water conditioning buffer tank 26, and then under the action of the submersible pump 27 in the backwater conditioning buffer tank 26, it is introduced into the first-stage biological filter inlet water distribution tank 28, and enters the first-stage biological filter inlet water distribution pipe 30 through the first-stage biological filter water distribution pipe 30. In the first-stage biological filter 29, the biological purification is carried out in the first-stage biological filter 29, and the solid impurities are separated and discharged in the sewage collection and sewage pipe 31 at the bottom of the first-stage biological filter 29. The first-stage biological filter The arrangement of the elastic biological filter material support 32 is convenient for the placement and installation of the elastic biological filter material, and then the water is introduced into the second-stage biological filter tank 35 under the action of the biological filter tank connection port 34 and the connecting pipe. Sludge-free biological purification is carried out inside, the second-stage biological filter 35 and the first-stage biological filter 29 are provided with connecting pipes and blowers to improve the purification effect, and the water in the second-stage biological filter 35 is introduced through the ultraviolet disinfection well 37 The circulating water outlet well 38, carries out the disinfection operation of microorganisms in the ultraviolet disinfection well 37, carries out oxygenation and oxygenation ORP control in the circulating water outlet well 38 and the balance communication pipe 39, and then in the protein separator 44, the circulating water outlet well The water in 38 passes through the circulating water outlet pipe 41, the protein skimmer inlet pipe 42, the protein skimmer inlet water control valve 43, the protein skimmer outlet water control valve 45 and the protein skimmer outlet pipe 46 in turn for water quality terminal optimization, and then in the protein skimmer. The separator water outlet pipe 46 is connected to the water supply main pipe 12, and the circulating water bypasses the pipe 47, the water supply main pipe 12 and the water supply valve 10 and is discharged into the circular circulating pool 1 to carry out the circulation of the water source. of suspended foam impurities.

Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Within the spirit and principle of the present utility model, any modifications, equivalent replacements, improvements, etc. made shall be included within the protection scope of the present utility model.

Claims (8)

1. The utility model provides an aquatic products circulating water cultivates laboratory breeding device, includes circular circulating water pond (1), separation tank inlet channel (16), sieve bend buffering cloth pond (21), first order biological filter collection foam row foam pipe (33), second level biological filter (35) and cistern (48), its characterized in that: the bottom fixed mounting of circular circulating water pond (1) has solid-liquid separation drain pipe (2), and the lower extreme pipeline mounting of solid-liquid separation drain pipe (2) is in drainage shaft (3) to the avris of drainage shaft (3) is provided with pipeline escape canal (4), and has reserved drain (5) between pipeline escape canal (4) and drainage shaft (3), the inside of pipeline escape canal (4) is fixed with return water support (6), and the top of pipeline escape canal (4) installs apron (7), the end connection that solid-liquid separation drain pipe (2) are located drainage shaft (3) has return water branch pipe (8), and return water branch pipe (8) and pond drainage foam pipe (9) interconnect to the other end of pond drainage foam pipe (9) sets up in circular circulating water pond (1), the inside of circular circulating water pond (1) is provided with water supply valve (10), and the end connection of feed water valve (10) has water supply branch pipe (11), and be connected with water supply in branch pipe (11) and be responsible for (12), and water supply in charge (12) sets up in pipeline escape canal (4) through return water support (6), and water supply in charge (12) avris return water branch pipe (8) on be connected with return water in charge (13) simultaneously, the bottom of solid-liquid separation drain pipe (2) is provided with sewage pipes (14), and the tip of sewage pipes (14) is located drainage shaft (3), and the top of sewage pipes (14) is provided with avris intubate (15), separation tank inlet channel (16) set up on vortex type separation tank (17), and separation tank inlet channel (16) and the tip interconnect of return water in charge (13) to the bottom of vortex type separation tank (17) is fixed with separation tank blow off pipe (18), and is connected with separation tank blow off pipe flange between the inside of separation tank blow off pipe (18) and pipeline escape canal (4) moreover The connector (19), the top of the vortex type separation tank (17) is provided with a separation tank water outlet channel (20), the sieve bend buffering water distribution tank (21) is positioned at the side of the vortex type separation tank (17), the sieve bend buffering water distribution tank (21) is internally provided with a sieve bend mounting groove (22), a sieve bend communication hole (23) and a sieve bend sewage collecting and discharging groove (24), the bottom of the sieve bend buffering water distribution tank (21) is communicated with the inside of a backwater adjusting and buffering tank (26) through a sieve bend water outlet pipe (25), a submersible pump (27) is arranged in the backwater adjusting and buffering tank (26), the pipe end of the submersible pump (27) is positioned in a first-stage biological filter water inlet and distribution tank (28), the bottom of the first-stage biological filter water inlet and distribution tank (28) is provided with a first-stage biological filter water inlet and distribution pipe (30), and the first-stage biological filter water inlet and distribution pipe (29) is arranged inside the first-stage biological filter tank, and the bottom of the first-stage biological filter (29) is connected with a sewage collecting and draining pipe (31) in a through way, meanwhile, a first-stage biological filter elastic biological filter material support (32) is fixed in the first-stage biological filter (29), a first-stage biological filter foam collecting and discharging pipe (33) is arranged at the side of the first-stage biological filter (29), a biological filter connecting port (34) is arranged at the pipe orifice positions of the first-stage biological filter (29) and the first-stage biological filter foam collecting and discharging pipe (33), the other end of the first-stage biological filter foam collecting and discharging pipe (33) is arranged in a pipeline drainage ditch (4), the second-stage biological filter (35) is positioned at the other side of the first-stage biological filter (29), a second-stage biological filter elastic biological filter material support (36) is arranged in the second-stage biological filter (35), and a circulating water outlet well (38) is arranged at the side of the second-stage biological filter (, the inside interconnect of circulating water outlet well (38) through ultraviolet disinfection well (37) and second level biological filter (35), and the bottom of circulating water outlet well (38) is provided with balanced communicating pipe (39), and all install evacuation pipe (40) between second level biological filter (35) and ultraviolet disinfection well (37) and pipeline escape canal (4), the inside of circulating water outlet well (38) is through circulating water outlet pipe (41) and protein separator inlet tube (42) and protein separator (44) interconnect, and installs protein separator inlet control valve (43) on protein separator inlet tube (42), and protein separator (44) are connected with protein separator outlet pipe (46) through protein separator outlet control valve (45), and the tip and the water supply of protein separator outlet pipe (46) are responsible for (12) interconnect, the bottom that supplies water simultaneously and be responsible for (12) is provided with the circulating water and bypasses pipe (47), cistern (48) are located the top of pipeline escape canal (4), and through cistern outlet water and evacuation flange interface (49) interconnect between cistern (48) and pipeline escape canal (4).

2. The aquaculture device in the circulating water culture laboratory of aquatic products of claim 1, wherein: circular circulating water pond (1) and pipeline escape canal (4), vortex flow type separation tank (17), sieve bend buffering cloth pond (21), return water regulation buffer pool (26), first order biological filter (29), second level biological filter (35), ultraviolet disinfection well (37), circulating water outlet well (38) and cistern (48) constitute aquatic products farming's water cyclic utilization system jointly, and the bottom in circular circulating water pond (1) is the interior concavity of slope to well.

3. The aquaculture device in the circulating water culture laboratory of aquatic products of claim 1, wherein: solid-liquid separation drain pipe (2) comprise solid-liquid separator dirt collection groove (201), drainage pipe (202), blowdown takeover (203), filter plate (204) and last intubate (205) five parts, and the middle part fixedly connected with drainage pipe (202) of solid-liquid separator dirt collection groove (201), and the below of solid-liquid separator dirt collection groove (201) is provided with blowdown takeover (203), and install filter plate (204) on blowdown takeover (203), intubate (205) are installed at the top of drainage pipe (202) simultaneously.

4. The aquaculture device in the circulating water culture laboratory of aquatic products of claim 3, wherein: solid-liquid separator dirt collecting groove (201) and drainage pipe (202) all set up to the loop configuration, and solid-liquid separator dirt collecting groove (201) and filter plate (204) set up to the dismantlement mounting structure of block to aperture on filter plate (204) is between 10-25mm, go up the dismantlement mounting structure that constitutes the sealing ring and connect between intubate (205) and the drainage pipe (202), and go up the one end that drainage pipe (202) were kept away from in intubate (205) and set up the block structure who forms for annular fretwork, and the diameter of the annular fretwork on last intubate (205) is 160 mm.

5. The aquaculture device in the circulating water culture laboratory of aquatic products of claim 1, wherein: the utility model discloses a sewage treatment device, including avris intubate (15) and sewage pipes (14), be the mutually perpendicular setting that runs through between the tip of avris intubate (15) and sewage pipes (14), and set up for dismantling mounting structure between avris intubate (15) and sewage pipes (14) to the junction of avris intubate (15) and sewage pipes (14) is connected for the sealing ring.

6. The aquaculture device in the circulating water culture laboratory of aquatic products of claim 1, wherein: the arc length and the width of the arc screen in the arc screen buffering cloth water tank (21) are both 1000mm, the astringent surface of the arc screen in the arc screen buffering cloth water tank (21) faces upwards, and 3 arc screens are arranged in each arc screen buffering cloth water tank (21).

7. The aquaculture device in the circulating water culture laboratory of aquatic products of claim 1, wherein: the water inlet and distribution pipes (30) of the first-stage biological filter are uniformly distributed in the first-stage biological filter (29) at equal intervals, the water flow direction of the first-stage biological filter (29) is from bottom to top, an aeration disc is arranged at the bottom, and the installation mode of the aeration disc is upward aeration.

8. The aquaculture device in the circulating water culture laboratory of aquatic products of claim 1, wherein: first order biological filter elasticity biological filter material supports (32) and second biological filter elasticity biological filter material supports (36) and is the same for the shape, the "worker" style of calligraphy structure that the size equals, and first order biological filter elasticity biological filter material supports (32) and second biological filter elasticity biological filter material supports (36) and is through connection between the lateral wall of first order biological filter (29) and second level biological filter (35), and first order biological filter elasticity biological filter material supports (32) and second biological filter elasticity biological filter material supports (36) and leaves the interval between the bottom of first order biological filter (29) and second level biological filter (35), and the rivers direction of second level biological filter (35) is for going into from top to bottom, the aeration dish is established to the bottom, aeration dish mounting means is for down.

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