CN206720966U - A kind of batch production high-density aquiculture system - Google Patents

Abstract

It the utility model is related to industrialized fish culture technical field, refer in particular to a kind of batch production high-density aquiculture system, including main cultivation water purification system, denilrification system and several pipelines, main cultivation water purification system includes at least one culturing jar system, biofilter, cushion dashpot, sterilization and Protein Separation system and water purification cylinder；Denilrification system includes recoil cylinder, hydrolysis cylinder and denitrification filter；After the accessing pending water of culturing jar system output passes sequentially through biofilter, cushion dashpot, sterilization and Protein Separation system and water purification cylinder by pipeline, culturing jar system is back to again；After the water body of biofilter output passes sequentially through recoil cylinder, hydrolysis cylinder and denitrification filter by pipeline, cushion dashpot is back to again；The height of culturing jar installation is higher than the height that each equipment is installed, to reduce culturing jar system and the water-head in each equipment.The utility model reduces exhaust emission and saves energy consumption, reduce aquaculture cost than traditional flowing water culture system more using water wisely.

Description

A kind of batch production high-density aquiculture system

Technical field

Industrialization technical field of aquaculture is the utility model is related to, refers in particular to a kind of batch production high-density aquiculture System.

Background technology

World ocean resource increasingly depleted now, water environment pollution is increasingly severe and operating cost constantly rises, can It is less and less to develop land used.Marine products are cultivated in hinterland, geographical position can be close to the market to lower cost of transportation, will not also draw Cause environmental pollution and spread disease, so industrial aquaculture is aquaculture industry the only way out.

But Global Seawater aquaculture comes into the period of industrialization development, the necessity of developing industryization cultivation is Through confronting.In the last thirty years, American-European countries begins one's study land high-density cultivation system, and its key facility is using cultivation Cylinder aquatic, and water body in cylinder is concatenated into a water treatment system, capital equipment includes：Water body is followed using impeller water pump Ring, suspension in water removal is removed through pretipitatin jar and micropore well strainer（Mainly fish excrement and remaining fish grain）；Through biofilter Remove Organic carbon and ammonia nitrogen；Liquefaction oxygen is used after water body Netization by oxygen in water to nearly saturation or over-saturation（Note：Using one As air aeration method can not meet the cultivation oxygenation requirement of highly dense arm spread）, the Netization water after oxygenation is finally back to culturing jar； Protein Skimmer is added to strengthen treatment effect and disinfection efficacy.The above method has many weak points：（1）Liquid must be used State oxygen increases water oxygen level, and running is complex, operating cost is higher;（2）It is by pollutant biological oxidation in biofiltration Need to consume alkali during carbon dioxide and nitrate, therefore need offer medicine（Alkali）To adjust water PH value, operation increase Operating cost;（3）Produce great amount of carbon dioxide in aquatic products metabolic processes, off gas system must be added, add investment into The consumption of sheet and the energy；（4）Biofiltration produces nitrate, if excessive concentration can damage aquatic products health, therefore need to change daily Water about 10 ~ 15% handles eutrophy and grows water cost height to maintain the concentration of nitrate, is polluted the environment if do not handled discharge； （5）System is arranged and functions of the equipments imperfection, and order power consumption increase and running are complicated.

In recent years advanced plant also is provided with tentative denilrification system to solve the above-mentioned 2nd and 4 in foreign country The deficiency of point.Denitrification is a biochemical program：Denitrifying microorganism draws Organic substance in water（Charcoal source）Raw old metabolism, process will Nitrate transformation is reduced to nitrogen in water, and discharges alkali to balance the pH value of water body, is greatly decreased and throws alkali expense；System uses first The organic matters such as alkane are as charcoal source, and its shortcoming is that control program is complicated, easily causes secondary pollution, and investment and operating cost are high, category Property is tested, is not widely used.

But the production model of the current aquaculture in China compared with 30 years before existing great progress, but in general, science and technology contains Measure relatively low, scale and intensive degree is not high, the cultivation still in labor-intensive or quasi- batch production is horizontal.Industry fishery Water technology level it is low, be simply equipped, it is most of only to rest on simple precipitation-filtering-air supporting-sterilisation stage, without height Biochemical treatment measure is imitated, the cultivating system needs to change substantial amounts of water body daily in addition, it is impossible to 90% circulating water cultivation is realized, And it more lacks to small molecule toxic compounds Detoxified treatment measures such as cultivation raw water Pesticides, herbicides, causes to discharge Aquaculture wastewater had a strong impact on ecological environment, this be limitation China's seawater culture fishery sustainable development an important factor for.

The content of the invention

The utility model provides the utility model for problem of the prior art and provides one kind for problem of the prior art Save, economize on water, operating cost is low and the batch production high-density aquiculture system of no pollution.

In order to solve the above-mentioned technical problem, the utility model adopts the following technical scheme that：

A kind of batch production high-density aquiculture system provided by the utility model, including it is main cultivation water purification system, anti- Nitrification and several pipelines, the main cultivation water purification system include at least one culturing jar system, biofilter, delayed Rush cylinder, sterilization and Protein Separation system and water purification cylinder；The denilrification system includes recoil cylinder, hydrolysis cylinder and denitrification filtering Device；The accessing pending water of the culturing jar system output passes sequentially through biofilter, cushion dashpot, sterilization and albumen point by pipeline After system and water purification cylinder, culturing jar system is back to again；The water body of the biofilter output is passed sequentially through by pipeline Recoil after cylinder, hydrolysis cylinder and denitrification filter, be back to cushion dashpot again；The height of the culturing jar installation is than the biological mistake Filter, cushion dashpot, sterilization and Protein Separation system and the height of water purification cylinder installation are high, are set with reducing culturing jar system with each Standby interior water-head.

Therein, the culturing jar system includes culturing jar, aeration water circle device and sewage collecting cylinder, the culturing jar Interior to be provided with several layering framves, the layering frame is provided with several demixing plates from bottom to top, and the demixing plate is provided with several layers Plate hole；The bottom of the culturing jar is provided with blowdown cell body, and the blowdown cell body is provided with blow-off pipe, the aeration water circle device bag Include the aeration cycle return pipe being located in culturing jar, the aeration cycle water tank being connected with aeration cycle return pipe, disappear for water body The ultraviolet ray disinfector of poison, the first air and liquid mixer being connected with aeration cycle water tank, follow with what the first air and liquid mixer was connected Ring water pump and the aeration cycle water inlet pipe located at culturing jar casing wall；The sewage collection equipment includes the foam in culturing jar Skimmer and the sewage collecting cylinder being connected with froth ledge, the sewage collecting cylinder are connected with blow-off pipe.

As preferable, the aeration cycle return pipe is provided with inlet segment and water exit end, the aeration cycle return pipe Inlet segment is provided with several and is used for the backwater hole that water body enters circulation, and the water exit end of the aeration cycle return pipe disappears with ultraviolet Malicious device connection.

It is therein, three first separation orifice plates are provided with the biofilter, described first separates orifice plate by the life The inside of thing filter is divided into the first whirlpool settling zone, the first middle part filtering area and first high portion's filtering area from bottom to top；It is described The bottom of biofilter is provided with the first outlet pipe, and the first whirlpool settling zone is provided with the first water inlet pipe, the biofiltration The top of device is provided with the second water inlet pipe and the second outlet pipe, and first water inlet pipe and the second water inlet pipe connect with sewage collecting cylinder Connect, first outlet pipe is connected with recoil cylinder, and second outlet pipe is connected with cushion dashpot.

As preferable, first middle part filtering area and first high portion's filtering area are equipped with for the soft of filtering Particulate filler and the first impeller blade for stirring water body.

As preferable, first high portion's filtering area is provided with the aeration tube for supplemental oxygen.

Therein, the sterilization and Protein Separation system include protein separator and bubble generator；The Protein Separation Device is provided with gas-liquid water inlet, treated water outlet, foam drainage mouth and water barrier, and water is formed between the water barrier and foam drainage mouth Separated space is steeped, the treated water outlet is connected to bubble separated space；The bubble generator includes ozone manufacturing device, the Two Liqiud-gas mixing devices and water injecting pump, second Liqiud-gas mixing device is connected with ozone manufacturing device and water pump respectively, described Water pump is connected with gas-liquid water inlet, and the treated water outlet is connected with water purification cylinder.

It is therein, the shunting for being used for shunting recoil cylinder upper strata water body is provided with the recoil cylinder and skims hydrophone, the shunting is skimmed The pipeline of hydrophone is connected with denitrification filter.

It is therein, three second separation orifice plates are provided with the denitrification filter, described second separates orifice plate by described in The inside of biofilter is divided into the second whirlpool settling zone, the second middle part filtering area and second high portion's filtering area from bottom to top.

As preferable, second middle part filtering area and second high portion's filtering area located at soft particulate filler and are used for Stir the second impeller blade of water body.

The beneficial effects of the utility model：

A kind of batch production high-density aquiculture system provided by the utility model, by main cultivation water purification system, enters Row physical filtering and biofiltration, to eliminate or reduce the harmful substances such as ammonia nitrogen and nitrite in waste water；Pass through denitrification The indices such as the ORP of system call interception cultivation water, temperature, PH values, dissolved oxygen, and by the high concentration nitrate biology in water body It is converted into nitrogen to drain, makes the cycling and reutilization of the water of water more than 95% of original waste emission, so as to using water wisely, the row of reduction Put pollution and save energy consumption, reduce aquaculture cost.

Brief description of the drawings

Fig. 1 is main cultivation water purification system structural representation of the present utility model.

Fig. 2 is the structural representation of culturing jar system.

Fig. 3 is the structural representation of biofilter.

Fig. 4 is the structural representation of sterilization and Protein Separation system.

Fig. 5 is the structural representation of denilrification system of the present utility model.

Description of reference numerals

1- culturing jar systems；110- culturing jars；111- blowdown cell bodies；112- blow-off pipes；113- is layered frame；114- is layered Plate；115- laminates hole；151- aeration cycle water tanks；154- ultraviolet ray disinfectors；The air and liquid mixers of 155- first；156- recirculated waters Pump；120- aeration cycle water inlet pipes；130- aeration cycle return pipes；131- inlet segments；132- backwater holes；133- water exit ends； 160- sewage collecting cylinders；140- froth ledges；141- foam tap holes；2- biofilters；21- first separates orifice plate； The first whirlpools of 211- settling zone；The first middle parts of 213- filtering area；The high portion's filtering areas of 215- first；The soft particulate fillers of 214-； The water inlet pipes of 22- first；The water inlet pipes of 23- second；The outlet pipes of 24- first；The outlet pipes of 25- second；The impeller blades of 26- first；27- annulars Water fender；28- aeration tubes；3- cushion dashpots；4- is sterilized and Protein Separation system；41- protein separators；411- gas-liquid water inlets； 412- treated water outlets；413- foam drainage mouths；42- bubble generators；421- ozone manufacturing devices；The gas-liquid mixeds of 422- second Device；423- water injecting pumps；43- water barriers；431- bubble separated spaces；5- water purification cylinders；6- denilrification systems；61- recoil cylinders； Hydrophone is skimmed in 611- shuntings；612- water inlet pipes；613- delivery ports；614- scum pipes；62- hydrolyzes cylinder；63- denitrification filters； The second middle parts of 631- filtering area；The high portion's filtering areas of 632- second；633- second separates orifice plate；The impeller blades of 634- second.

Embodiment

For the ease of the understanding of those skilled in the art, the utility model is made with reference to embodiment and accompanying drawing further Explanation, the content that embodiment refers to not to restriction of the present utility model.The utility model is carried out below in conjunction with accompanying drawing Detailed description.

As shown in Figure 1, shown in Figure 5, a kind of batch production high-density aquiculture system provided by the utility model, including main cultivation Water purification system, denilrification system 6 and several pipelines, the main cultivation water purification system include at least one culturing jar system 1st, biofilter 2, cushion dashpot 3, sterilization and Protein Separation system 4 and water purification cylinder 5；The denilrification system 6 includes recoil cylinder 61st, cylinder 62 and denitrification filter 63 are hydrolyzed；The accessing pending water that the culturing jar system 1 exports passes sequentially through biology by pipeline After filter 2, cushion dashpot 3, sterilization and Protein Separation system 4 and water purification cylinder 5, culturing jar 110 is back to again；The biofiltration After the water body that device 2 exports passes sequentially through recoil cylinder 61, hydrolysis cylinder 62 and denitrification filter 63 by pipeline, buffering is back to again Cylinder 3；The height that the culturing jar system 1 is installed than the biofilter 2, cushion dashpot 3, sterilization and Protein Separation system 4 and The height that water purification cylinder 5 is installed will height, to reduce the water-head in culturing jar system 1 and each equipment, specific height of water level from High to Low is sterilization and Protein Separation system, water purification cylinder, culturing jar system, biofilter and cushion dashpot successively, thus makes water Body reaches optimal mobilization force, so as to reduce the equipment investment of other auxiliary water bodys, reaches the mesh saved power consumption, reduce cost 's.

In practical application, the accessing pending water that culturing jar system 1 exports flows into biofilter 2 by pipeline and carried out to water The precipitation of the pollutants such as fish excrement, remaining fish material in body is collected, mechanical retention and biofiltration purify；Water body after purification passes through Pipeline flows into cushion dashpot 3 and carries out water body pressure buffer, and the water body after buffering enters sterilization and Protein Separation system 4 is carried out to water body Sterilize and albumen and particle remaining in water body are further purified；Then water body flows into water purification cylinder 5 and enters row buffering water storage, allow through The ozone crossed in the water body of sterilization and purification gradually disperses, and last water body is back to culturing jar system 1 by pipeline.Meanwhile by Contain substantial amounts of nitrate species in sewage caused by biofilter 2, as being directly discharged to soil without handling it In earth or river, murder by poisoning can be produced to the biology of surrounding environment, and traditional processing mode is to need removable parts to cultivate For water to mitigate the concentration of nitrate in water body, this method wastes the water resource of preciousness.Therefore, the utility model is additionally provided with anti-nitre The sewage big to nitrate concentration of change system 6 carries out processing Posterior circle and used again.The sewage that biofilter 2 exports passes through pipeline stream Enter denilrification system 6, the denilrification system 6 is by the use of the fish excrement in sewage as carbon source, by the nitrate bioconversion in water body Drain for nitrogen, the water body after purification flows into the then foregoing water body processing of cushion dashpot 3, so as to avoid sewage to environment Pollution and reached save water resource purpose.

As shown in Fig. 2 in the present embodiment, the culturing jar system 1 includes culturing jar 110, aeration water circle device and dirt Water collection cylinder 160.Several layering framves 113 are provided with the culturing jar 110, the layering frame 113 is provided with some from bottom to top Individual demixing plate 114, one is formed between each demixing plate 114 and is used to cultivate the space that fish inhabites, so as to effectively separate Go out and more inhabit space, it is inhabited custom suitable for all kinds of cultivation fish, avoid cultivation fish from running on a bank in culturing jar 110 some position is inhabited, and improves the cultivation density of culturing jar 110.Such as grouper, its habits and customs are that static state is hidden in stone Inhabited in seam, after setting up layering frame 113, grouper can be hidden in the space formed between demixing plate 114 and inhabit.Described point Laminate 114 is provided with several laminate holes 115, and its effect is fish excrement is dropped to culturing jar bottom by laminate hole 115, is kept away Exempt from fish excrement and be deposited in this to inhabit space, both influenceed to cultivate inhabiting for fish, be difficult to clean again.The bottom of the culturing jar 110 is provided with Blowdown cell body 111, the blowdown cell body 111 are provided with blow-off pipe 112, and the aeration water circle device includes being located at culturing jar 110 Interior aeration cycle return pipe 130, the aeration cycle water tank 151 being connected with aeration cycle return pipe 130, for water body disinfection Ultraviolet ray disinfector 154, the first air and liquid mixer 155 being connected with aeration cycle water tank 151 and the first air and liquid mixer 155 The water circulating pump 156 of connection and the aeration cycle water inlet pipe 120 located at the casing wall of culturing jar 110, the aeration cycle water inlet pipe 120 Located at the low level of culturing jar 110.The sewage collection equipment include froth ledge 140 in the culturing jar 110 and with bubble The sewage collecting cylinder 160 that foam skimmer 140 connects, the sewage collecting cylinder 160 are connected with blow-off pipe 112.Wherein, the aeration Recirculation return pipe 130 is provided with inlet segment 131 and water exit end 133, if the inlet segment 131 of the aeration cycle return pipe 130 is provided with The dry backwater hole 132 for entering circulation for water body, the water exit end 133 and disinfection by ultraviolet light of the aeration cycle return pipe 130 Device 154 connects.The froth ledge 140 is provided with several foam tap holes 141.Culturing jar 110 passes through pipeline and water aeration EGR and sewage collecting cylinder 160 connect, and form independent, big flow a water circulation system with oxygenation function.

Specifically, the course of work of culturing jar system 1 is：The water body of culturing jar 110 is entered by aeration cycle return pipe 130 The backwater hole 132 of water section 131, which flows into, to be flowed to ultraviolet ray disinfector 154 by the water exit end 133 of aeration cycle return pipe 130 again and enters Row is sterilized to water body disinfection, and the water body after sterilization flows into aeration cycle water tank 151 and stored；Then aeration cycle water tank Water body in 151 passes sequentially through the first air and liquid mixer 155, water circulating pump 156 and aeration cycle water inlet pipe 120 and flows into culturing jar In 110, now the first air and liquid mixer 155 to water body be passed through air, and the impeller blade in water circulating pump 156 is to being mixed with gas Water body be stirred, water body is produced the aeration cycle water inlet pipe 120 of substantial amounts of micro-bubble from the low level of culturing jar 110 and enter Culturing jar 110；The bubble effectively increases the dissolved oxygen amount in water body, meets the oxygen needed for high-density aquiculture, meanwhile, should During bubble rises in the bottom of culturing jar 110, the protein to be suspended in water body, food residual and excrement etc. can be adsorbed Organic matter；When bubble rises to the water surface, bubble can flow into froth ledge 140 by foam tap hole 141, be skimmed by foam Except device 140 flows into sewage collecting cylinder 160；Sewage can be flowed into by blow-off pipe 112 by being deposited in the pollutant of blowdown cell body 111 in addition Collection cylinder 160.The sewage of sewage collecting cylinder 160 flows into biofilter 2 by pipeline in the presence of self gravitation and carried out Filter purification.

As shown in figure 3, three first separation orifice plates 21 are provided with the present embodiment, in the biofilter 2, described first Separate orifice plate 21 and the inside of the biofilter 2 is divided into the first whirlpool settling zone 211, the first middle part filtering area from bottom to top 213 and the first high portion's filtering area 215；The bottom of the biofilter 2 is provided with the first outlet pipe 24, the first whirlpool precipitation Area 211 is provided with the first water inlet pipe 22, and the top of the biofilter 2 is provided with the second water inlet pipe 23 and the second outlet pipe 25, institute State the first water inlet pipe 22 and the second water inlet pipe 23 is connected with sewage collecting cylinder 160, first outlet pipe 24 and recoil cylinder 61 Connection, second outlet pipe 25 are connected with cushion dashpot 3.First water inlet pipe 22, the second water inlet pipe 23, the first outlet pipe 24 The control valve of control water body flow direction is respectively connected with the second outlet pipe 25.Wherein, first middle part filtering area 213 and described One high portion's filtering area 215 is equipped with for the soft particulate filler 214 of filtering and the impeller blade for stirring water body.It is described soft Particulate filler 214 is soft cellulose filler, and it is soft to carry material by a kind of of stock of hydroformylation fibre synthetic fibre.It is described soft granular The surface adhesion of filler 214 has an aerobic microbiological cultivated and tamed, such as amphimicrobe, heterotroph and ammonia nitriding are thin Bacterium etc..First high portion's filtering area 215 is provided with the aeration tube 28 for supplemental oxygen.Specifically, the biofilter 2 is circle Tubular, the first water inlet pipe 22 are provided with a ring-shaped splash guard 27 in the tangential direction of barrel at the mouth of pipe of the first water inlet pipe 22. When carrying out water filter purification, the control being connected respectively with the second water inlet pipe 23 and the first outlet pipe 24 is closed, allows sewage The sewage of collection cylinder 160 flows into the first whirlpool settling zone 211 of biofilter 2 from the first water inlet pipe 22, and sewage is in itself weight Sprayed under power along the tangential direction of barrel, in the presence of the ring-shaped splash guard 27 sewage along barrel surround and under, due to barrel Water flow pressure is bigger than the water body pressure among cylinder, so as to which the water body among having promoted up flows；Into the first whirlpool settling zone 211 sewage contains the larger fish excrement slag and grain solid impurity particle of density, particle edge in the presence of centrifugal force and self gravitation Barrel precipitation and the bottom of biofiltration；Sewage flows upward through the first middle part filtering area 213, now sewage Midst density compared with Small particle can carry out mechanical retention by the soft shape particulate filler absorption of one's respective area, and the particle in water body is further filtered； Sewage continues up flowing and passes through first high portion's filtering area 215, the organic pollution now contained in sewage and the biological meeting of ammonia nitrogen The aerobic microbiological for being adhered to the soft surface of particulate filler 214 is oxidized to carbon dioxide and nitrate, is purified water body； Water body after final purification flows to cushion dashpot 3 by the second outlet pipe 25.

In addition, the biofilter 2 also has pre-washing function, because when soft particulate filler 214 has used long Failure and surface, which can be produced, can produce the biomembrane of aging, have a strong impact on operating efficiency, so when biofiltration carries out self punching When washing, by the control valve being connected respectively with the first water inlet pipe 22, the first outlet pipe 24 and the second outlet pipe 25 close, allow water body from Second water inlet pipe 23 enters biofilter 2, and the first impeller blade 215 of startup rotates to be stirred to water body, and now water body produces Eddy-currents, its principle allow the soft particulate filler 214 being suspended in water body to be rolled with current as washing machine, so that viscous The particle and aging biofilm detachment being attached on soft particle shape filler, while the rotation of the first impeller blade 215 also can be to larger Particle cut into little particle, the first outlet pipe of bottom 24 that last pollutant is deposited to biofilter 2 is discharged, and passes through water Pump is pumped into recoil cylinder 61 and carries out denitrification processing.

As shown in figure 4, in the present embodiment, the sterilization and Protein Separation system 4 include that protein separator 41 is gentle to be soaked Raw device 42；The protein separator 41 is provided with gas-liquid water inlet 411, treated water outlet 412, foam drainage mouth 413 and water barrier 43, bubble separated space 431 is formed between the water barrier 43 and foam drainage mouth 413, the treated water outlet 412 is connected to water Steep separated space 431；The bubble generator 42 includes ozone manufacturing device 421, the second Liqiud-gas mixing device 422 and water injecting pump 423, second Liqiud-gas mixing device 422 is connected with ozone manufacturing device 421 and water injecting pump 423 respectively, the water injecting pump 423 It is connected with gas-liquid water inlet 411, the treated water outlet 412 is connected with water purification cylinder 5.Specifically, cushion dashpot 3 flow out water body according to It is secondary to enter protein separator 41 by the second Liqiud-gas mixing device 422 and water injecting pump 423, then by gas-liquid water inlet 411.Herein The effect of water injecting pump 423 has at 2 points：First, the water body of cushion dashpot 3 is pumped into protein separator 41 and is higher than its water level Miscellaneous equipment, make height of the water body according to foregoing individual equipment water level under self gravitation, flow to water purification cylinder 5, culturing jar system successively System 1, biofilter 2 and cushion dashpot 3, so as to reduce the use of water pump, reach the purpose for saving the energy；Second, water injecting pump 423 Impeller blade bubble can be cut into more micro-bubbles, to strengthen the clean-up effect of protein separator 41.

At work, when the water body flowed out from cushion dashpot 3 passes through the second Liqiud-gas mixing device 422, ozone manufacturing device 421 The air with ozone is passed through to the second Liqiud-gas mixing device 422, staying water is sufficiently mixed with ozone and is produced bubble；Band Frothy water body injects the bottom of protein separator 41 by water injecting pump 423 from gas-liquid water inlet 411, foam now due to Cut by the impeller blade of water injecting pump 423, form many small bubbles；Minute bubbles are gradual from the bottom of protein separator 41 Rise toward bubble separated space 431, in uphill process, small bubble adsorbs micro dissolution thing and suspended particulate in water body, Each micro-bubble forms more air pocket in mutual collision simultaneously, strengthens the buoyancy of foam；Then the air of pollutant is carried Bubble is discharged from the overflow of foam drainage mouth 413 and collected in bubble separation steric bulk, so that water body is purified；Foam is arranged Purifying water body after going out is separated in the top of protein separator 41, finally by purification by water barrier 43 with the water body purified Water out 412 is discharged, and flows into water purification cylinder 5.

As shown in figure 5, in the present embodiment, the shunting for being used for shunting the recoil upper strata water body of cylinder 61 is provided with the recoil cylinder 61 Hydrophone 611 is skimmed, the pipeline that hydrophone 611 is skimmed in the shunting is connected with denitrification filter 63.Wherein, the bottom of the recoil cylinder 61 Provided with water inlet pipe 612, the recoil cylinder 61 is skimmed in shunting and is additionally provided with delivery port 613, the water outlet below the pipeline of hydrophone 611 Mouth 613 is connected with hydrolysis cylinder 62；Recoil cylinder 61 bottom is provided with infundibulate dirt discharge groove, and dirt discharge groove is connected with for discharging remnants The scum pipe 614 of slag charge.The sewage that second outlet pipe 25 of the bottom of biofilter 2 is discharged is injected by water pump to recoil The water inlet pipe 612 of cylinder 61 flows into recoil cylinder 61, and larger fish excrement and food-residue precipitate down fall on dirt discharge groove quickly in current, The low level of recoil cylinder 61 contains the water body that organic pollution is more, dissolved oxygen amount is relatively low and flowed out through delivery port 613 and by there is metering The metering water pump injection hydrolysis cylinder 62 of function is hydrolyzed, and organic matter is further broken into simple molecules；It is high in recoil cylinder 61 The pipeline outflow of hydrophone 611 is skimmed by shunting containing the water body that organic pollution is smaller, dissolved oxygen amount is higher and by water pump and warp in position Denitrification filter 63 is flowed into after crossing the water mixing after hydrolysis cylinder 62 hydrolyzes.

It is provided with three second separation orifice plates as shown in figure 5, in the present embodiment, in the denitrification filter 63, described the The inside of the biofilter 2 is divided into the second whirlpool settling zone, the second middle part filtering area 631 by two compartment orifice plate from bottom to top With second high portion's filtering area 632.Wherein, second middle part filtering area, 631 and second high portion's filtering area 632 is located at soft grain Shape filler 214.Specifically, pass through low level of the mixing from denitrification filter 63 from recoil cylinder 61 and the water body for hydrolyzing the outflow of cylinder 62 Flow into, water body up flowed from low level, and soft by the second middle part filtering area 631 and second high portion's filtering area 632 granular is filled out Material 214, be adhered to the soft surface of particulate filler 214 simultaneous oxygen and anaerobe using fish excrement as carbon source by the nitric acid in water body Salt is reduced into nitrogen；The top of denitrification filter 63 is provided with air bleeding valve, and air bleeding valve is opened, and nitrogen can pass through denitrification mistake The top discharge of filter 63；Water body after denitrogenation carries out disinfecting for next step through delivery port 613 by pipeline buffering cylinder 3. Wherein, the denilrification system 6 is additionally provided with the second impeller blade 634 for stirring water body, its principle and foregoing biofiltration As device 2, repeat no more herein.

It is described above, only it is the utility model preferred embodiment, not the utility model is made any formal Limitation, although the utility model is disclosed as above with preferred embodiment, but is not limited to the utility model, any to be familiar with sheet Technical professional, do not departing from the range of technical solutions of the utility model, made when using the technology contents of the disclosure above A little change or the equivalent embodiment for being modified to equivalent variations, as long as being without departing from the content of the technical scheme of the utility model, foundation The utility model technology refers to any simple modification, equivalent change and modification made to above example, belongs to this practicality In the range of new technique scheme.

Claims (10)

1. A kind of 1. batch production high-density aquiculture system, it is characterised in that：Including main cultivation water purification system, denilrification system With several pipelines, the main cultivation water purification system includes at least one culturing jar system, biofilter, cushion dashpot, disappeared Poison and Protein Separation system and water purification cylinder；The denilrification system includes recoil cylinder, hydrolysis cylinder and denitrification filter；It is described to support Grow cylinder system output accessing pending water by pipeline pass sequentially through biofilter, cushion dashpot, sterilization and Protein Separation system and After water purification cylinder, culturing jar system is back to again；The sewage of the biofilter discharge passes sequentially through recoil cylinder, water by pipeline After solving cylinder and denitrification filter, cushion dashpot is back to again；The height of the culturing jar system installation is higher than the biofiltration Device, cushion dashpot, sterilization and Protein Separation system and the height of water purification cylinder installation, to reduce in culturing jar system and each equipment Water-head.
2. A kind of 2. batch production high-density aquiculture system according to claim 1, it is characterised in that：The culturing jar System includes culturing jar, aeration water circle device and sewage collecting cylinder, is provided with several layering framves in the culturing jar, described point Layer frame is provided with several demixing plates from bottom to top, and the demixing plate is provided with several laminate holes；The bottom of the culturing jar is provided with Blowdown cell body, the blowdown cell body are provided with blow-off pipe, and the aeration water circle device includes the aeration cycle in culturing jar Return pipe, the aeration cycle water tank being connected with aeration cycle return pipe, the ultraviolet ray disinfector for water body disinfection, follow with aeration First air and liquid mixer of ring water tank connection, the water circulating pump being connected with the first air and liquid mixer and the exposure located at culturing jar casing wall Gas circulation water inlet pipe；The sewage collection equipment includes the froth ledge in the culturing jar and is connected with froth ledge Sewage collecting cylinder, the sewage collecting cylinder are connected with blow-off pipe.
3. A kind of 3. batch production high-density aquiculture system according to claim 2, it is characterised in that：The aeration follows Loopback water pipe is provided with inlet segment and water exit end, and the inlet segment of the aeration cycle return pipe enters provided with several for water body to follow The backwater hole of ring, the water exit end of the aeration cycle return pipe are provided with ultraviolet ray disinfector.
4. A kind of 4. batch production high-density aquiculture system according to claim 1, it is characterised in that：The biological mistake Three first separation orifice plates are provided with filter, the inside of the biofilter is divided into by the first separation orifice plate from bottom to top First whirlpool settling zone, the first middle part filtering area and first high portion's filtering area；The bottom of the biofilter goes out provided with first Water pipe, the first whirlpool settling zone are provided with the first water inlet pipe, and the top of the biofilter is provided with the second water inlet pipe and the Two outlet pipes, first water inlet pipe and the second water inlet pipe are connected with sewage collecting cylinder, first outlet pipe and recoil cylinder Connection, second outlet pipe are connected with cushion dashpot.
5. A kind of 5. batch production high-density aquiculture system according to claim 4, it is characterised in that：In described first Portion's filtering area and first high portion's filtering area are equipped with for the soft particulate filler of filtering and first for stirring water body Impeller blade.
6. A kind of 6. batch production high-density aquiculture system according to claim 4 or 5, it is characterised in that：Described first High portion's filtering area is provided with the aeration tube for supplemental oxygen.
7. A kind of 7. batch production high-density aquiculture system according to claim 1, it is characterised in that：The sterilization and egg White piece-rate system includes protein separator and bubble generator；The protein separator be provided with gas-liquid water inlet, treated water outlet, Foam drainage mouth and water barrier, form bubble separated space between the water barrier and foam drainage mouth, the treated water outlet connects It is connected to bubble separated space；The bubble generator includes ozone manufacturing device, the second Liqiud-gas mixing device and water injecting pump, described Second Liqiud-gas mixing device is connected with ozone manufacturing device and water pump respectively, and the water pump is connected with gas-liquid water inlet, described net Change water out to be connected with water purification cylinder.
8. A kind of 8. batch production high-density aquiculture system according to claim 1, it is characterised in that：In the recoil cylinder Hydrophone is skimmed provided with the shunting for shunting recoil cylinder upper strata water body, the pipeline of hydrophone is skimmed in the shunting and denitrification filter connects Connect.
9. A kind of 9. batch production high-density aquiculture system according to claim 1, it is characterised in that：The denitrification mistake Three second separation orifice plates are provided with filter, the inside of the biofilter is divided into by the second separation orifice plate from bottom to top Second whirlpool settling zone, the second middle part filtering area and second high portion's filtering area.
10. A kind of 10. batch production high-density aquiculture system according to claim 9, it is characterised in that：In described second Portion's filtering area and second high portion's filtering area are located at soft particulate filler and the second impeller blade for stirring water body.