CN205213874U - Highlands cold water fishes seed rearing system - Google Patents
Highlands cold water fishes seed rearing system Download PDFInfo
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- CN205213874U CN205213874U CN201520955624.9U CN201520955624U CN205213874U CN 205213874 U CN205213874 U CN 205213874U CN 201520955624 U CN201520955624 U CN 201520955624U CN 205213874 U CN205213874 U CN 205213874U
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Abstract
The utility model provides a highlands cold water fishes seed rearing system, including fish pond, filtration system, sand filtration tank, ultraviolet germicidal device, fixed bed biological filter, removal bed biological filter and dissolved oxygen device, the fish pond in be provided with aeration oxygenation device, the delivery port in fish pond and water inlet have set gradually filtration system, sand filtration tank, ultraviolet germicidal device, fixed bed biological filter, have removed a biological filter and dissolved oxygen device through outside pipeline intercommunication on the connecting tube from the delivery port to the water inlet. This system waits natural condition to realize the dissolved oxygen concentration of abundance down and keep stable seed rearing temperature greatly with the difference in temperature round the clock in that saturation dissolved oxygen concentration in highlands is low.
Description
Technical field
The utility model relates to culture fishery, is specifically related to a kind of highlands cold water fishes seed rearing system.
Background technology
The highlands such as China such as Tibet have abundant natural water resource, but there is the plateau environmental qualities such as ecological environment frailty, self-purification of water ability, the low and height above sea level dissolved oxygen of cultivation primary productivity are low.Due to the restriction of geographical position and weather conditions, China's highlands industrial circulating water rearing of fingerling research is applied obviously delayed with equipment.The main source of highlands aquaculture seed normally obtains in the mode of long-distance transportation of live fish, and by weather and wave action of running quickly of transporting for long-distance, seed loss is serious, and freight charges are expensive, cause seed on the high side.Rare seed source and high seed price seriously constrain the fast development of highlands culture fishery.Local increasingly urgent to the seed demand of health, high-quality, high added value and characteristic indigenous strains.
Traditional open flowing water rearing of fingerling and device height rely on natural water source and weather conditions, can not meet that highlands rarefaction of air, illumination are strong, breed requirement under saturated dissolved oxygen concentration low (air pressure is low) and the natural conditions such as day and night temperature is large.Therefore, cycle water seed rearing systems technology is put on the agenda day by day in the work of applying of the highlands such as Tibet, modern aquaculture application ecological engineering technology, coordinate the development in an all-round way of fishery, it is a kind of economic, efficient Modern Fishery production model, having resources conservation, environmental friendliness, the basic characteristics such as safe and efficient, is the target of fish production Mode change.The highlands developing a kind of highlands cold water fishes seed rearing system less-developed to aquatic products industry such as Tibet means a great especially.
201310724696.8, name is called the utility application of " a kind of seawater circulation water cultivating system ", comprise crawl, dissolved oxygen tank, aeration oxygen increasing machine, first microbial cleaning pond, second microbial cleaning pond, rapid filter, full-automatic Microfilter, Protein Skimmer, temperature adjustment pond, ultraviolet ray disinfector, water quality monitoring system and circulating pump, described water quality monitoring system comprises single-chip microcomputer and sensor, this batch production marine fish culture system, significantly can reduce the energy resource consumption in the input cost of seawater industrial circulating water cultivating and breeding process.
CN201220213124.4, the utility model patent that name is called " circulating water culture system of high-efficient energy-saving environment friendly ", described circulating water culture system comprises: culturing pool; Water inlet pipe and return pipe; Oxygen replenishment system; Water treatment system; Ultraviolet ray disinfector; Ultraviolet ray disinfector side connects return pipe, and ultraviolet ray disinfector opposite side connects the delivery port of water treatment system; Be connected with in turn according to water (flow) direction in described water treatment system: drum-type Microfilter, collecting basin, sedimentation basin, oxygenation filtering ponds and two moving-bed biofilm reaction tanks; Sedimentation basin, oxygenation filtering ponds are connected by the overfall on its top each other with two moving-bed biofilm reaction tanks.
Above patent is all the adult fish culture for marine fish culture operating mode, and is not suitable for the cold water fishes seed rearing of highlands, cannot overcome highlands saturated dissolved oxygen concentration low (air pressure is low) and the natural conditions feature such as day and night temperature is large.
Utility model content
The utility model is currently applicable to the cold water fishes seed rearing systems technology of highlands and the disappearance problem of equipment to solve, provide a kind of highlands cold water fishes seed rearing system, realize sufficient dissolved oxygen concentration and maintain stable seed rearing water temperature under highlands saturated dissolved oxygen concentration low (air pressure is low) and the natural conditions such as day and night temperature is large.
The utility model is in order to realize foregoing invention object, and the technical scheme of employing is as follows:
Highlands cold water fishes seed rearing system, is characterized in that: comprise fishpond, filtration system, sandfiltration pot, ultraviolet sterilization apparatus, fixed bed biofilter, moving bed biological filter and oxygen-dissolving apparatus; Aeration oxygen replenishing device is provided with in described fishpond, the delivery port in fishpond is communicated with by external pipe with water inlet, the connecting pipe from delivery port to water inlet is disposed with filtration system, sandfiltration pot, ultraviolet sterilization apparatus, fixed bed biofilter, moving bed biological filter and oxygen-dissolving apparatus.
The utility model connects moving bed biological filter after fixed bed biofilter, is because fixed bed biofilter and moving bed biological filter are respectively given priority on function emphasis.Fixed bed biofilter, while ammonia nitrogen and nitrite nitrogen are removed in biofiltration, can retain further for particle and precipitate.Moving bed biological filter function is the removal of ammonia nitrogen and nitrite nitrogen, and the automatic cleaning of biofilter material, thus improves biological cleaning efficiency.
The utility model is after Microfilter removing suspended particulate substance, adopt the further decontamination of sandfiltration pot, because body appearance is for the less seed of adult fish, particle (the fish excrement that its cultivating system occurs, residual bait etc.) usual also comparatively in small, broken bits, clean by all particulate matter not being removed completely after the filtration of Microfilter in any case, and relative to adult fish culture, seed requires higher to the limpid degree of water body usually, so need to continue to arrange husky filter tank after Microfilter, further filtering particulate matter, even also arrange fixed bed biofilter retain residual particulate matter and precipitate further.
Oxygen-dissolving apparatus described in the utility model is dribble-feed low pressure pure oxygen oxygen-dissolving apparatus, in order to overcome highlands saturated dissolved oxygen concentration low (air pressure is low) and the natural conditions feature such as day and night temperature is large, utilize the dissolved oxygen efficiency high of trickle type pure oxygen dissolving device to improve system oxygen solvability, maintain the dissolved oxygen demand of cultivation object.The concrete structure of trickle type pure oxygen dissolving device is shown in patent ZL200910195316.X, and this equipment is low pressure pure oxygen dissolver, is applicable to highlands and uses.
The utility model arranges aeration oxygen replenishing device in fishpond, delays because system failure water circulation stops the rear quick approach exhaustion of dissolved oxygen to cause the generation of dead movement pattern of fish condition.
Filtration system described in the utility model is the tank being provided with Microfilter, is provided with heat exchange coil in tank.While removing the suspended particulate substance in water body, realize auto-control water temperature, overcome highlands day and night temperature greatly on the impact of fry., the heat exchange coil of temperature control is installed in micro-filtration trough meanwhile, is conducive to saving space, need not temperature adjustment pond be set separately.
Preferably, described Microfilter is rotary drum Microfilter, and filtering mesh is 200 orders, effectively can remove the suspended particulate substance in water body.
Preferably, moisturizing in Microfilter tank, makes the new water supplemented by follow-up water treatment link, assimilation water quality, the impact to cultivation object that the difference reducing the water water quality because newly supplementing is brought.
Fishpond of the present utility model and filtration system are provided with sewage draining exit, the water body of periodical blowdown or replacing 10%-15%.Supplement the water yield of blowdown loss, need to supplement the water yield etc. of evaporating and losing.
The utility model only arranges water pump before sandfiltration pot.The water level balance of each link of system of considering, an only configuration water pump in whole water circulation system is also that to take into account sandfiltration pot water inlet must be that pressure is intake this requirement.
The water circulation rate of fish fry culture system of the present utility model is once per hour, and this cycling rate can divide streamflow to regulate by adjustment pump power frequency or pump outlet according to the needs of different fish fry cultivation cultivation.
Water circulation rate to need according to the technique of each side such as biofiltration, suspended particulate removal, oxygenation and water flow velocity needed for the blowdown of fishpond calculates and obtains.
The pond in fishpond described in the utility model is 0.8-1.0 rice deeply, and the depth of water is 0.7-0.9 rice.
Preferably, described fishpond is circular, and diameter is 1.5-2m, and such aspect ratio is conducive to the formation of secondary current in fishpond and realizes good filth-discharging effect.
Preferably, described fishpond is that polypropylene board is welded.Comparatively light, anti-to fall, be convenient to long-distance transport and Site Welding assembled, lower cost, and fishpond inwall not easily adheres to dirt.
Moving bed biological filter described in the utility model comprises tank body, aeration cylinder, water inlet ring, air inlet ring, air inlet pipe, the dirty chamber of collection; Described aerator is arranged on the middle part in tank body, the dirty chamber of described collection is arranged on the bottom in tank body, described water inlet ring is the looped pipeline arranged along tank body upper inner wall, irises out water hole bottom water inlet ring, and the water inlet water inlet of ring communicates with the water inlet of tank body; Described aeration cylinder is the cylindrical shell of upper and lower opening, and air inlet ring is the looped pipeline arranged along aeration cylinder external wall beneath, and the contact surface of air inlet ring and aeration cylinder has solarization air cap; Described air inlet ring is connected with the air inlet on tank body by air inlet pipe; The delivery port of described tank body is arranged on the top of water inlet.
Be filled with suspension biofilter material and water in moving bed biological filter, pending water enters into water ring from water inlet, enters filter via the apopore bottom water inlet ring, drives the water in the outside tank body of aeration cylinder to move from top to down; Air is by air inlet pipe, and enter air inlet ring, enter the water body in aeration cylinder via the solarization air cap on aeration cylinder, micro-bubble moves upward along aeration cylinder internal face, drives the water body in aeration cylinder and the suspension biofilter material in water body synchronously to move from bottom to top.Thus make the suspension biofilter material in filter flow out aeration cylinder with water body from lower to upper in inside, enter aeration cylinder from top to bottom in outside, in tank body, form upper and lower shuttling movement.By the motion of granular pattern filtrate in water body and the friction that collides with each other, come off aging biomembrane, improves biological cleaning efficiency, realizes while ammonia nitrogen and nitrite nitrogen remove, realizing the automatic cleaning of biofilter material.
The common cultivation object more conventional due to the water temperature of cold water fish generic request is low, cause conventional biofilters (pond) treatment effeciency of system disposition low, and biofilter initial start-up significantly increases to stable operation required time.The granular pattern biofilter material of biofilter of the present utility model moves and the friction that collides with each other in water body, come off aging biomembrane, improve biological cleaning efficiency, make inner biofilter material attached biological film of filling and the time needed for biomembrane maturation shorter, the time of common biofilter biomembrane maturation is about 45-60 days, biomembrane maturation time under low temperature fresh water operating mode is about 25-30 days, is quick-starting direct biofilter.
Preferably, the biologic packing material specific surface area that moving bed biological filter inside is filled is 500-600m
2/ m
3, be quick-starting direct biofilter, its inner biologic packing material specific surface area of filling is comparatively large, makes with isometric biofilter higher than other biological filter processing load.
Preferably, the below of described delivery port is provided with water outlet baffle plate, water outlet baffle plate has the hole that diameter is less than 5mm.The aperture that the water of filter process gathers on water outlet baffle plate flows out from delivery port, effectively stops filtrate to escape from filter and enters in the equipment that a link is equipped with afterwards, cause relevant device to damage.
Further preferably, the angle of described water outlet baffle plate and inner tank wall is 120 °.Avoid filtrate to pile up in angle, make current more smooth and easy simultaneously, be conducive to water body and filtrate does upper and lower shuttling movement in filter inside.
Preferably, the aperture of described water inlet ring apopore is less than 5mm.Effectively can prevent the water suck-back caused because of equipment fault that outside is supporting in filter, device interior that the last link of filter is equipped with causes relevant device to damage to avoid filtrate to enter.
Preferably, the aperture of described solarization air cap is 1-2mm, can effectively drive water body and filtrate to do upper and lower shuttling movement in filter inside.
Preferably, the sidewall in the dirty chamber of described collection and the angle of inner tank wall are 120 °.Make the suspended particulate substance in filter enter the dirty chamber of collection fast, by artificial blowdown or timing automatic blowdown rapid pollution discharging dirt, reduce the load of filter.Make current more smooth and easy simultaneously, be conducive to water body and filtrate does upper and lower shuttling movement in filter inside.
Preferably, the blowdown plate washer that opening diameter is less than 5mm is provided with in the dirty chamber of described collection.Can filtrate be effectively stoped to escape from filter.
Preferably, described tank body height 2.3-2.6m, diameter 1.2-1.6m, aeration cylinder height 0.8-1.4m, diameter 0.4-0.5m, aeration cylinder is in tank body center.Such size relationship is conducive to filter inside and forms good current state, makes filtrate do upper and lower shuttling movement with water body; Be conducive to the self-cleaning of filtrate and concentrating and discharge of suspended particulate substance; Be conducive to fully contacting of filtrate and water body, thus improve the treatment effeciency of moving bed biological filter.
Preferably, the air inflow of moving bed biological filter and the volume ratio of water treatment amount are 1:1, for biofilter material process provides enough oxygen, and smooth outflow in the filter simultaneously impelling water body, ensure that the time of staying of water in filter is 40-20 minute, be fully purified.
The beneficial effects of the utility model are:
1, prove through test of many times, weed survival rate when fish fry culture system of the present utility model is used for the seed rearing of the kind such as rainbow trout and Yadong salmon reaches more than 90%, successfully rainbow trout and Yadong salmon is cultivated the specification of average 25g/ tail from the larval rearing that opening is eaten food.Test confirms, seed growing state of ingesting is normal; Water quality is all right, and main water quality index dissolved oxygen >=7mg/L, pH value maintains 6.5-7.5, non-ionic ammonia≤0.015mg/L.Disease-free generation in seed rearing process, system result of use is outstanding.
2, native system is after Microfilter removing suspended particulate substance, adopt the further decontamination of sandfiltration pot, because body appearance is for the less seed of adult fish, particle (the fish excrement that its cultivating system occurs, residual bait etc.) usual also comparatively in small, broken bits, clean by all particulate matter not being removed completely after the filtration of Microfilter in any case, and relative to adult fish culture, seed requires higher to the limpid degree of water body usually, so need to continue to arrange husky filter tank after Microfilter, further filtering particulate matter, even also arrange fixed bed biofilter retain residual particulate matter and precipitate further.Effectively can remove the suspended particulate substance that particle diameter is greater than 50 μm, single clearance reaches more than 80%, is much better than the effect of an employing decontamination, and the suspended particle size that a decontamination is removed usually is greater than more than 100 μm, and single clearance is lower.
3, filtration system of the present utility model is the tank being provided with Microfilter, is provided with heat exchange coil in tank.While removing the suspended particulate substance in water body, realize auto-control water temperature, overcome highlands day and night temperature greatly on the impact of fry., the heat exchange coil of temperature control is installed in micro-filtration trough meanwhile, is conducive to saving space, need not temperature adjustment pond be set separately.
4, the utility model by arranging aerator in moving bed biological filter, makes the suspension biofilter material in filter flow out aeration cylinder with water body from lower to upper in inside, enter aeration cylinder from top to bottom, form upper and lower shuttling movement in tank body in outside.Granular pattern biofilter material in filter moves and the friction that collides with each other in water body, and come off aging biomembrane, improves biological cleaning efficiency, while realizing ammonia nitrogen and nitrite nitrogen removal, realizes the automatic cleaning of biofilter material.
5, the ring-type water inlet ring that arranges along tank body upper inner wall of moving bed biological filter of the present utility model, such water inlet cloth water-bound, the pending water being conducive to entering filter distributes at filter inner homogeneous, and the water body in water inlet further promotion filter and filtrate also can be utilized to do upper and lower shuttling movement simultaneously.
6, seed rearing system of the present utility model is specially adapted to highlands cold water fishes seed rearing, the common cultivation object more conventional due to the water temperature of cold water fish generic request is low, cause conventional biofilters (pond) treatment effeciency of system disposition low, and biofilter initial start-up significantly increase to stable operation required time.The granular pattern biofilter material of mobile biofilter of the present utility model moves and the friction that collides with each other in water body, come off aging biomembrane, improve biological cleaning efficiency, make inner biofilter material attached biological film of filling and the time needed for biomembrane maturation shorter, the time of common biofilter biomembrane maturation is about 45-60 days, biomembrane maturation time under low temperature fresh water operating mode is about 25-30 days, for quick-starting direct biofilter, its inner biologic packing material specific surface area of filling is larger, make with isometric biofilter higher than other biological filter processing load.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model highlands cold water fishes seed rearing system.
Fig. 2 is the profile of the utility model moving bed biological filter.
Fig. 3 is the vertical view that the utility model moves biofilter.
Be labeled as in figure: 1, fishpond, 2, Microfilter, 3, water pump, 4, sandfiltration pot, 5, ultraviolet sterilization apparatus, 6, fixed bed biofilter, 7, moving bed biological filter, 8, oxygen-dissolving apparatus, 9, aeration oxygen replenishing device, 10, heat exchange coil, 11, sewage draining exit, 12, water inlet, 13, delivery port, 14, air inlet, 15, sewage draining exit, 16, tank body, 17, filtrate import, 18, water outlet baffle plate, 19, water inlet ring, 20, aeration cylinder, 21, air inlet ring, 22, air inlet pipe, 23, support bar, 24, blowdown baffle plate, 25, collect dirty chamber, 26, blow-off pipe, 27, supporting seat, 28, solarization air cap.
Embodiment
Below in conjunction with embodiment, essentiality content of the present utility model is described in further detail.
Embodiment 1
Highlands cold water fishes seed rearing system, comprises fishpond 1, filtration system, sandfiltration pot 4, ultraviolet sterilization apparatus 5, fixed bed biofilter 6, moving bed biological filter 7 and oxygen-dissolving apparatus 8; Aeration oxygen replenishing device 9 is provided with in described fishpond 1, the delivery port in fishpond 1 is communicated with by external pipe with water inlet, the connecting pipe from delivery port to water inlet is disposed with filtration system, sandfiltration pot 4, ultraviolet sterilization apparatus 5, fixed bed biofilter 6, moving bed biological filter 7 and oxygen-dissolving apparatus 8.
Embodiment 2
Highlands cold water fishes seed rearing system, comprises fishpond 1, filtration system, sandfiltration pot 4, ultraviolet sterilization apparatus 5, fixed bed biofilter 6, moving bed biological filter 7 and oxygen-dissolving apparatus 8; Aeration oxygen replenishing device 9 is provided with in described fishpond 1, the delivery port in fishpond 1 is communicated with by external pipe with water inlet, the connecting pipe from delivery port to water inlet is disposed with filtration system, sandfiltration pot 4, ultraviolet sterilization apparatus 5, fixed bed biofilter 6, moving bed biological filter 7 and oxygen-dissolving apparatus 8.
Described oxygen-dissolving apparatus 8 is dribble-feed low pressure pure oxygen oxygen-dissolving apparatus, and concrete structure is shown in patent ZL200910195316.X.
Embodiment 3
Highlands cold water fishes seed rearing system, comprises fishpond 1, filtration system, sandfiltration pot 4, ultraviolet sterilization apparatus 5, fixed bed biofilter 6, moving bed biological filter 7 and oxygen-dissolving apparatus 8; Aeration oxygen replenishing device 9 is provided with in described fishpond 1, the delivery port in fishpond 1 is communicated with by external pipe with water inlet, the connecting pipe from delivery port to water inlet is disposed with filtration system, sandfiltration pot 4, ultraviolet sterilization apparatus 5, fixed bed biofilter 6, moving bed biological filter 7 and oxygen-dissolving apparatus 8.
Described oxygen-dissolving apparatus 8 is dribble-feed low pressure pure oxygen oxygen-dissolving apparatus, and concrete structure is shown in patent ZL200910195316.X.
Described filtration system is the tank being provided with Microfilter 2, is provided with heat exchange coil 10 in tank.
Embodiment 4
Highlands cold water fishes seed rearing system, comprises fishpond 1, filtration system, sandfiltration pot 4, ultraviolet sterilization apparatus 5, fixed bed biofilter 6, moving bed biological filter 7 and oxygen-dissolving apparatus 8; Aeration oxygen replenishing device 9 is provided with in described fishpond 1, the delivery port in fishpond 1 is communicated with by external pipe with water inlet, the connecting pipe from delivery port to water inlet is disposed with filtration system, sandfiltration pot 4, ultraviolet sterilization apparatus 5, fixed bed biofilter 6, moving bed biological filter 7 and oxygen-dissolving apparatus 8.
Described oxygen-dissolving apparatus 8 is dribble-feed low pressure pure oxygen oxygen-dissolving apparatus, and concrete structure is shown in patent ZL200910195316.X.
Described filtration system is the tank being provided with rotary drum Microfilter 2, is provided with heat exchange coil 10 in tank, and the filtration mesh of rotary drum Microfilter is 200 orders.
Embodiment 5
Highlands cold water fishes seed rearing system, comprises fishpond 1, filtration system, sandfiltration pot 4, ultraviolet sterilization apparatus 5, fixed bed biofilter 6, moving bed biological filter 7 and oxygen-dissolving apparatus 8; Aeration oxygen replenishing device 9 is provided with in described fishpond 1, the delivery port in fishpond 1 is communicated with by external pipe with water inlet, the connecting pipe from delivery port to water inlet is disposed with filtration system, sandfiltration pot 4, ultraviolet sterilization apparatus 5, fixed bed biofilter 6, moving bed biological filter 7 and oxygen-dissolving apparatus 8.
Described oxygen-dissolving apparatus 8 is dribble-feed low pressure pure oxygen oxygen-dissolving apparatus.
Described filtration system is the tank being provided with rotary drum Microfilter 2, is provided with heat exchange coil 10 in tank, and the filtration mesh of rotary drum Microfilter is 200 orders.
Moisturizing in the tank of Microfilter, makes the new water supplemented by follow-up water treatment link, assimilation water quality, the impact to cultivation object that the difference reducing the water water quality because newly supplementing is brought.
The pond in described fishpond 1 is 0.8 meter deeply, and the depth of water is 0.7 meter.
Described fishpond 1 is circular, and diameter is 1.5m.
Embodiment 6
Highlands cold water fishes seed rearing system, comprises fishpond 1, filtration system, sandfiltration pot 4, ultraviolet sterilization apparatus 5, fixed bed biofilter 6, moving bed biological filter 7 and oxygen-dissolving apparatus 8; Aeration oxygen replenishing device 9 is provided with in described fishpond 1, the delivery port in fishpond 1 is communicated with by external pipe with water inlet, the connecting pipe from delivery port to water inlet is disposed with filtration system, sandfiltration pot 4, ultraviolet sterilization apparatus 5, fixed bed biofilter 6, moving bed biological filter 7 and oxygen-dissolving apparatus 8.
Described oxygen-dissolving apparatus 8 is dribble-feed low pressure pure oxygen oxygen-dissolving apparatus.
Described filtration system is the tank being provided with rotary drum Microfilter 2, is provided with heat exchange coil 10 in tank, and the filtration mesh of rotary drum Microfilter is 200 orders.
Moisturizing in the tank of Microfilter, makes the new water supplemented by follow-up water treatment link, assimilation water quality, the impact to cultivation object that the difference reducing the water water quality because newly supplementing is brought.
Fishpond 1 and filtration system are provided with sewage draining exit, the water body of periodical blowdown or replacing 10%-15%.
The pond in described fishpond 1 is 1.0 meters deeply, and the depth of water is 0.9 meter.
Described fishpond 1 is circular, and diameter is 2m.
Embodiment 7
Highlands cold water fishes seed rearing system, comprises fishpond 1, filtration system, sandfiltration pot 4, ultraviolet sterilization apparatus 5, fixed bed biofilter 6, moving bed biological filter 7 and oxygen-dissolving apparatus 8; Aeration oxygen replenishing device 9 is provided with in described fishpond 1, the delivery port in fishpond 1 is communicated with by external pipe with water inlet, the connecting pipe from delivery port to water inlet is disposed with filtration system, sandfiltration pot 4, ultraviolet sterilization apparatus 5, fixed bed biofilter 6, moving bed biological filter 7 and oxygen-dissolving apparatus 8.
Described oxygen-dissolving apparatus 8 is dribble-feed low pressure pure oxygen oxygen-dissolving apparatus.
Described filtration system is the tank being provided with rotary drum Microfilter 2, is provided with heat exchange coil 10 in tank, and the filtration mesh of rotary drum Microfilter is 200 orders.
Moisturizing in the tank of Microfilter, makes the new water supplemented by follow-up water treatment link, assimilation water quality, the impact to cultivation object that the difference reducing the water water quality because newly supplementing is brought.
Fishpond 1 and filtration system are provided with sewage draining exit, the water body of periodical blowdown or replacing 10%-15%.
Native system only arranges water pump before sandfiltration pot 4.
The pond in described fishpond 1 is 0.9 meter deeply, and the depth of water is 0.8 meter.
Described fishpond 1 is circular, and diameter is 1.8m.
Embodiment 8
The present embodiment is on the basis of embodiment 1:
Described moving bed biological filter unit, comprises tank body 16, aeration cylinder 20, water inlet ring 19, air inlet ring 21, air inlet pipe 22, collects dirty chamber 25; Described aeration cylinder 20 is arranged on the middle part in tank body 16, the dirty chamber 25 of described collection is arranged on the bottom in tank body 16, described water inlet ring 19 is the looped pipeline arranged along tank body 16 upper inner wall, iris out water hole bottom water inlet ring 19, the water inlet water inlet of ring 19 communicates with the water inlet 12 of tank body; Described aeration cylinder 20 is the cylindrical shell of upper and lower opening, and air inlet ring 21 is the looped pipeline arranged along aeration cylinder 20 external wall beneath, and air inlet ring 21 and the contact surface of aeration cylinder 20 have solarization air cap 28; Described air inlet ring 21 is connected with the air inlet 14 on tank body 16 by air inlet pipe 22; The delivery port 13 of described tank body 16 is arranged on the top of water inlet 12.
Embodiment 9
The present embodiment is on the basis of embodiment 1:
Described moving bed biological filter unit, comprises tank body 16, aeration cylinder 20, water inlet ring 19, air inlet ring 21, air inlet pipe 22, collects dirty chamber 25; Described aeration cylinder 20 is arranged on the middle part in tank body 16, the dirty chamber 25 of described collection is arranged on the bottom in tank body 16, described water inlet ring 19 is the looped pipeline arranged along tank body 16 upper inner wall, iris out water hole bottom water inlet ring 19, the water inlet water inlet of ring 19 communicates with the water inlet 12 of tank body; Described aeration cylinder 20 is the cylindrical shell of upper and lower opening, and air inlet ring 21 is the looped pipeline arranged along aeration cylinder 20 external wall beneath, and air inlet ring 21 and the contact surface of aeration cylinder 20 have solarization air cap 28; Described air inlet ring 21 is connected with the air inlet 14 on tank body 16 by air inlet pipe 22; The delivery port 13 of described tank body 16 is arranged on the top of water inlet 12.
The below of described delivery port 13 is provided with water outlet baffle plate 18, water outlet baffle plate 18 has the hole that diameter is 3mm.
The aperture of described water inlet ring 19 apopore is 2mm.
Embodiment 10
The present embodiment is on the basis of embodiment 7:
Described moving bed biological filter unit, comprises tank body 16, aeration cylinder 20, water inlet ring 19, air inlet ring 21, air inlet pipe 22, collects dirty chamber 25; Described aeration cylinder 20 is arranged on the middle part in tank body 16, the dirty chamber 25 of described collection is arranged on the bottom in tank body 16, described water inlet ring 19 is the looped pipeline arranged along tank body 16 upper inner wall, iris out water hole bottom water inlet ring 19, the water inlet water inlet of ring 19 communicates with the water inlet 12 of tank body; Described aeration cylinder 20 is the cylindrical shell of upper and lower opening, and air inlet ring 21 is the looped pipeline arranged along aeration cylinder 20 external wall beneath, and air inlet ring 21 and the contact surface of aeration cylinder 20 have solarization air cap 28; Described air inlet ring 21 is connected with the air inlet 14 on tank body 16 by air inlet pipe 22; The delivery port 13 of described tank body 16 is arranged on the top of water inlet 12.
The aperture of described water inlet ring 19 apopore is 3mm.
Embodiment 11
The present embodiment is on the basis of embodiment 7:
Described moving bed biological filter unit, comprises tank body 16, aeration cylinder 20, water inlet ring 19, air inlet ring 21, air inlet pipe 22, collects dirty chamber 25; Described aeration cylinder 20 is arranged on the middle part in tank body 16, the dirty chamber 25 of described collection is arranged on the bottom in tank body 16, described water inlet ring 19 is the looped pipeline arranged along tank body 16 upper inner wall, iris out water hole bottom water inlet ring 19, the water inlet water inlet of ring 19 communicates with the water inlet 12 of tank body; Described aeration cylinder 20 is the cylindrical shell of upper and lower opening, and air inlet ring 21 is the looped pipeline arranged along aeration cylinder 20 external wall beneath, and air inlet ring 21 and the contact surface of aeration cylinder 20 have solarization air cap 28; Described air inlet ring 21 is connected with the air inlet 14 on tank body 16 by air inlet pipe 22; The delivery port 13 of described tank body 16 is arranged on the top of water inlet 12.
The below of described delivery port 13 is provided with water outlet baffle plate 18, water outlet baffle plate has the hole that diameter is 1mm.
The aperture of described solarization air cap 28 is 1mm.
Claims (10)
1. highlands cold water fishes seed rearing system, is characterized in that: comprise fishpond (1), filtration system, sandfiltration pot (4), ultraviolet sterilization apparatus (5), fixed bed biofilter (6), moving bed biological filter (7) and low pressure oxygen-dissolving apparatus (8); Aeration oxygen replenishing device (9) is provided with in described fishpond (1), the delivery port in fishpond (1) is communicated with by external pipe with water inlet, the connecting pipe from delivery port to water inlet is disposed with filtration system, sandfiltration pot (4), ultraviolet sterilization apparatus (5), fixed bed biofilter (6), moving bed biological filter (7) and low pressure oxygen-dissolving apparatus (8).
2. highlands according to claim 1 cold water fishes seed rearing system, is characterized in that: described low pressure oxygen-dissolving apparatus (8) is dribble-feed low pressure pure oxygen oxygen-dissolving apparatus.
3. highlands according to claim 1 cold water fishes seed rearing system, is characterized in that: described filtration system, for being provided with the tank of Microfilter (2), is provided with heat exchange coil (10) in tank.
4. highlands according to claim 3 cold water fishes seed rearing system, is characterized in that: described Microfilter (2) is rotary drum Microfilter, and filtering mesh is 200 orders.
5. highlands according to claim 1 cold water fishes seed rearing system, is characterized in that: fishpond (1) and filtration system are provided with sewage draining exit.
6. highlands according to claim 1 cold water fishes seed rearing system, is characterized in that: only arrange water pump (3) sandfiltration pot (4) is front.
7. highlands according to claim 1 cold water fishes seed rearing system, is characterized in that: the pond of described fishpond (1) is 0.8-1.0 rice deeply, and the depth of water is 0.7-0.9 rice.
8. highlands according to claim 1 cold water fishes seed rearing system, is characterized in that: described fishpond (1) is for circular, and diameter is 1.5-2m.
9. highlands according to claim 1 cold water fishes seed rearing system, is characterized in that: described moving bed biological filter comprises tank body (16), aeration cylinder (20), water inlet ring (19), air inlet ring (21), air inlet pipe (22), collects dirty chamber (25); Described aeration cylinder (20) is arranged on the middle part in tank body (16), the dirty chamber (25) of described collection is arranged on the bottom in tank body (16), described water inlet ring (19) is the looped pipeline arranged along tank body (16) upper inner wall, water hole is irised out in water inlet ring (19) bottom, and the water inlet of water inlet ring (19) communicates with the water inlet (12) of tank body; The cylindrical shell that described aeration cylinder (20) is upper and lower opening, air inlet ring (21) is the looped pipeline arranged along aeration cylinder (20) external wall beneath, and air inlet ring (21) and the contact surface of aeration cylinder (20) have solarization air cap (28); Described air inlet ring (21) is connected with the air inlet (14) on tank body (16) by air inlet pipe (22); The delivery port (13) of described tank body (16) is arranged on the top of water inlet (12).
10. highlands according to claim 9 cold water fishes seed rearing system, is characterized in that: the aperture of described solarization air cap (28) is 1-2mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520955624.9U CN205213874U (en) | 2015-11-26 | 2015-11-26 | Highlands cold water fishes seed rearing system |
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| CN201520955624.9U CN205213874U (en) | 2015-11-26 | 2015-11-26 | Highlands cold water fishes seed rearing system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105284703A (en) * | 2015-11-26 | 2016-02-03 | 西藏自治区农牧科学院 | Seedling breeding system for cold water fishes in plateau regions |
| CN112913767A (en) * | 2021-03-26 | 2021-06-08 | 西藏自治区农牧科学院水产科学研究所 | Closed circulating water salmon culture system and method |
| WO2022142018A1 (en) * | 2020-12-30 | 2022-07-07 | 苏州鱼之源生物科技有限公司 | High-density breeding device of high-quality precious fry, and construction method therefor |
-
2015
- 2015-11-26 CN CN201520955624.9U patent/CN205213874U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105284703A (en) * | 2015-11-26 | 2016-02-03 | 西藏自治区农牧科学院 | Seedling breeding system for cold water fishes in plateau regions |
| CN105284703B (en) * | 2015-11-26 | 2018-05-08 | 西藏自治区农牧科学院 | Highlands cold water fishes seed rearing system |
| WO2022142018A1 (en) * | 2020-12-30 | 2022-07-07 | 苏州鱼之源生物科技有限公司 | High-density breeding device of high-quality precious fry, and construction method therefor |
| CN112913767A (en) * | 2021-03-26 | 2021-06-08 | 西藏自治区农牧科学院水产科学研究所 | Closed circulating water salmon culture system and method |
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