CN104094874B - A kind of factory crab cultivating system - Google Patents

A kind of factory crab cultivating system Download PDF

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Publication number
CN104094874B
CN104094874B CN201410126112.1A CN201410126112A CN104094874B CN 104094874 B CN104094874 B CN 104094874B CN 201410126112 A CN201410126112 A CN 201410126112A CN 104094874 B CN104094874 B CN 104094874B
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breeding box
water
overflow pipe
pool
pipe
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CN104094874A (en
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付万冬
廖妙飞
季建
杨会成
相兴伟
钟明杰
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ZHEJIANG MARINE DEVELOPMENT RESEARCH INSTITUTE
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ZHEJIANG MARINE DEVELOPMENT RESEARCH INSTITUTE
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

Abstract

The present invention relates to a kind of factory crab cultivating system, solve existing crab cultivation process water and blame to control, affect the problem of output.This device comprises breeding box array, breeding box array connects retaining back pool by drainpipe, retaining back pool is connected with solid content filter, solid content filter is connected with biofilter, biofilter is connected with degassed disinfecting mechanism, degassed disinfecting mechanism is connected with oxygenation temperature-controlled pool, oxygenation temperature-controlled pool connects breeding box array water inlet pipe, and described breeding box array, retaining back pool, solid content filter, biofilter, degassed disinfecting mechanism, oxygenation temperature-controlled pool are all connected to water quality monitoring system.The present invention through means such as filtration, sterilization, oxygenation temperature controls by cycle water in breeding process, is met the required water quality environment condition of crab growth, reaches the cultivation of precisely efficient high-yield high-quality.And by the design of breeding box, ensure that the water in breeding box array fully can enter circulation, ensure favourable condition of water quality.

Description

A kind of factory crab cultivating system
Technical field
The present invention relates to a kind of aquaculture system, particularly a kind of factory crab cultivating system.
Background technology
Along with increasing substantially of people's living standard, sea crabs is as swimming crab, mud crab, and because of its delicious meat, nutritious, supply falls short of demand in market, but due to marine fishing intensity in recent years large, stock number sharply fails, and crab holds at high price.Swimming crab and mud crab have that growth is fast, adaptive capacity to environment is strong, disease is few, etc. feature, coastal various places swimming crab and blue crab cultivation constantly heat up, and have now become mariculture to continue the important breed variety of prawn, achieve good Social and economic benef@.
But swimming crab and mud crab cultivation face a lot of problem at present: one, Cultivated water is seriously polluted, and cultivating condition poor controllability, as temperature, pH value, condition of water quality, causes crab to cultivate survival rate low; Two, in breeding process, disease is many, and cause antibiotic heavy dose in breeding process to reuse, cultured product is defective.Three, crab aquaculture model adopts the breeding way of prawn always, and traditional mechanical enhancement can not solve anoxic problem at the bottom of pond very well, easily causes crab anoxic.Four, crab etc. have the biology of accusing each other property, and group support can cause certain loss, especially when crab shell, kill each other customary.This causes the major reason that current crab cultured output is not high, benefit is low.
The CN202406824U patent application document of Patent Office of the People's Republic of China's bulletin on September 5th, 2012, name is called a kind of Novel crab cultivation structure, the cultivation structure of this device is solid space structure, space structure comprises bottom surface and all around four sides, and described bottom surface and side are closely linked, and form closed interior space, multiple such space layer gathers into folds, form sandwich construction, multiple such space transverse combination, forming array structure.This device to carry out point foster by independently cultivating structure to crab, avoid in crab process of growth and accuse each other.But this device to how meeting the problem of Water-quality control in crab cultivation does not relate to, and cannot solve the quality problem in crab cultivation process.
Summary of the invention
The object of the invention is to solve existing crab cultivation process water blame to control, affect the problem of output, a kind of factory's crab cultivating system that can control crab cultivation process water quality is provided.
The technical solution adopted for the present invention to solve the technical problems is: a kind of factory crab cultivating system, comprise breeding box array, breeding box array connects retaining back pool by drainpipe, retaining back pool is connected with solid content filter, solid content filter is connected with biofilter, biofilter is connected with degassed disinfecting mechanism, degassed disinfecting mechanism is connected with oxygenation temperature-controlled pool, oxygenation temperature-controlled pool connects breeding box array water inlet pipe, described breeding box array, retaining back pool, solid content filter, biofilter, degassed disinfecting mechanism, oxygenation temperature-controlled pool is all connected to water quality monitoring system.Crab mutually isolated independent cultivation in breeding box array, the water cycling through breeding box are discharged in retaining back pool and carry out preliminary sedimentation and control flow, the water of retaining back pool removes solid content through solid content filter, adjusted solvable chemical constituent by biofilter again, to carry out carbonic acid gas through degassed disinfecting mechanism more degassed and sterilize, improve dissolved oxygen concentration by oxygenation temperature-controlled pool again and after regulating suitable temperature, send into breeding box array by water inlet pipe, cycle water whole process is monitored by water quality monitoring system.This device, by omnidistance monitoring water quality and regulating water quality, ensures that the pH value, temperature, salinity, ammonia nitrogen concentration, dissolved oxygen etc. of cultivation cycle water meet the required water quality environment condition of crab growth, reaches the cultivation of precisely efficient high-yield high-quality.
As preferably, breeding box array comprises multiple breeding box, each breeding box respectively in the horizontal direction with vertical direction by row, row are arranged and are formed matrix form cultivation structure, described breeding box is the box-like of upper side opening, there is vertical overflow pipe the bottom surface of breeding box, overflow pipe upper end is higher than breeding box bottom surface, overflow pipe lower end is from breeding box bottom surface to downward-extension, the overflow pipe of neighbouring breeding box is separately positioned on respective breeding box bottom surface left-half and right half part, the overflow pipe bottom of upper strata breeding box will lower than the top of lower floor's breeding box overflow pipe, the top of most lastrow breeding box is provided with water inlet pipe, the most each breeding box of lastrow of water inlet pipe correspondence is provided with water inlet, drainpipe is provided with below most next line breeding box, the overflow pipe of most next line breeding box is all connected to drainpipe.This device only need arrange water inlet pipe at most lastrow, most next line arranges drainpipe, the water supply lower floor breeding box utilizing each to arrange breeding box overflow at the middle and upper levels, when ensureing that breeding water constantly circulates, meet the cultivation demand of soft crab completely, and be that breeding box structure or mounting means are all more simple, water pipe is arranged also succinct reliable.Alternately arrange about the overflow pipe of levels breeding box, for single breeding box, water inlet and draining are distributed in the left and right sides, facilitate the flowing of water in breeding box, are more conducive to taking away sediments.By the design of levels breeding box overflow pipe height, ensure that below lower floor's breeding box water surface is stretched into, an environment that can keep quite in the bottom of upper strata breeding box overflow pipe, reduce water impact sound, two carry out water outlet bottom overflow pipe can rush the sediments in deep water, to discharge.
As preferably, described overflow pipe is provided with the siphon pipe through overflow pipe tube wall, and the bottom of siphonal outer end laminating breeding box, siphonal the inner hangs down to below breeding box floor height along overflow pipe inwall.In the circulation of water, depend the circulating effect that the water of overflow pipe to breeding box deep layer plays alone very poor, therefore siphon pipe is set, when water surface elevation exceedes siphon pipe bending height, siphonal extraction out by the water of breeding box deep layer is discharged, and realizes the entirety circulation of water in breeding box.The control of efficiency of being intake by siphon pipe caliber and overall water inlet pipe, when water inlet pipe current are larger, siphon pipe is unlikely to that water in breeding box is all emptying; And reducing water inlet pipe current, siphon pipe drainage speed is greater than water intake velocity, can be emptying by the water in breeding box, plays cleaning effect.
As preferably, described siphon pipe higher than the bottom surface of breeding box, and is forming U-shaped bending through overflow pipe tube wall place through the position of overflow pipe tube wall.
As preferably, for neighbouring breeding box, the overflow pipe bottom of upper strata breeding box is lower than the top of siphon pipe U-shaped bending.When water level in breeding box reaches siphon pipe apical position, water surface rising velocity slows down, therefore the overflow pipe bottom of upper strata breeding box is arranged lower than the top of siphon pipe U-shaped bending, reduce water impact sound.
As preferably, the water inlet of described water inlet pipe towards most last layer breeding box relatively away from the sidewall of overflow pipe.Both sides are set up in water inlet and the draining of the breeding box of most lastrow separately, ensure flow.
As preferably, the outside taper of leading flank waist of described breeding box is given prominence to, and integrally, the first half that taper is given prominence to is the cover plate that can dig for the outstanding the latter half of taper and breeding box.
As preferably, described cover plate is transparent plastic sheet.
As preferably, described solid content filter comprises rotation Microfilter.Containing residue production water by rotating Microfilter, removing residue production, as further scheme, high efficiency protein separator can also be equipped with after rotation Microfilter, from system, remove tiny solid particulate further.
As preferably, in described biofilter, be provided with biological filter membrane.By artificial infection or the mode such as cultivation naturally, being that on material microorganism filter material, attachment forms biological filter membrane with polystyrene, is the nitrate nitrogen of micro-poison by poisonous ammoniacal nitrogen, Nitrite transformation by nitrification.
As preferably, described degassed disinfecting mechanism comprises carbonic acid gas degasser, ultra-violet sterlizing machine, ozonizer successively.First can also pass through rotating separation foam, then it is degassed to carry out CO2, then by ultraviolet radiation for sterilizing and disinfecting and ozonization.
As preferably, described oxygenation temperature-controlled pool comprises pure oxygen pressurization aerator and the boiler for temperature control.To be pressurizeed oxygenation by pure oxygen, be equipped with boiler heated for controlling temperature system, reach the required dissolved oxygen of cultivation and temperature.
As preferably, described water quality monitoring system comprises water transparency sensor, pH sensor, temperature sensor, salinity sensor, ammonia nitrogen concentration sensor, dissolved oxygen concentration sensor.
The present invention through means such as filtration, sterilization, oxygenation temperature controls by cycle water in breeding process, is met the required water quality environment condition of crab growth, reaches the cultivation of precisely efficient high-yield high-quality.And by the design of breeding box, ensure that the water in breeding box array fully can enter circulation, ensure favourable condition of water quality.
Accompanying drawing explanation
Fig. 1 is circulatory system block diagram of the present invention.
Fig. 2 is a kind of breeding box array structure of the present invention schematic diagram.
Fig. 3 is the single breeding box structural representation of the present invention.
Fig. 4 is that the neighbouring breeding box of the present invention stacks schematic diagram.
In figure: 1. breeding box, 2. overflow pipe, 3. water inlet pipe, 4. water inlet, 5. drainpipe, 6. siphon pipe, 7. cover plate, 8. groove, 9. protruding.
Embodiment
Below by specific embodiment, also the present invention is further described by reference to the accompanying drawings.
Embodiment: a kind of factory crab cultivating system, as shown in Figure 1.Breeding box array connects retaining back pool by drainpipe, retaining back pool connects solid content filter, solid content filter connects biofilter, biofilter connects degassed disinfecting mechanism, degassed disinfecting mechanism connects oxygenation temperature-controlled pool, oxygenation temperature-controlled pool connects breeding box array water inlet pipe and forms aquaculture water circulation, and described breeding box array, retaining back pool, solid content filter, biofilter, degassed disinfecting mechanism, oxygenation temperature-controlled pool are all connected to water quality monitoring system.
As shown in Figure 2, breeding box array comprises the three-dimensional culture structure of multiple breeding box 1 composition, and breeding box is arranged by row, column respectively with vertical direction in the horizontal direction and formed rectangular three-dimensional culture structure.Breeding box is the box-packed of upper surface open, and the underrun overflow pipe of upper strata breeding box is connected with lower floor breeding box.Be provided with water inlet pipe 3 above the breeding box 1 of most lastrow, water inlet pipe 3 is provided with water inlet 4 with most lastrow breeding box one_to_one corresponding, water inlet towards most lastrow breeding box relatively away from the side of overflow pipe.The below of most next line breeding box is provided with drainpipe 5, and the overflow pipe of most next line breeding box is all connected to drainpipe.
As shown in Figure 3,4, side opening on breeding box 1, the outside pyramidal projections of leading flank waist, the latter half of tapered protrusion and breeding box one, the first half is to dig the cover plate 7 opened to the structure of single breeding box.About breeding box and trailing flank be closed side.The left and right side outer upper of breeding box is provided with groove 8, bottom is provided with the projection 9 corresponding with groove structure so that up and down breeding box stack combination.The bottom of breeding box 1 is provided with overflow pipe 2 near left side or right side, and the upper end of overflow pipe is higher than breeding box bottom surface, and lower end is from breeding box bottom surface to downward-extension.The tube wall penetrating overflow pipe top is provided with siphon pipe 6, and siphon pipe is passing the U-shaped bending of overflow pipe tube wall place, and siphonal outer end is flattened on the bottom of breeding box, and siphonal the inner hangs down to below the floor height of breeding box along overflow pipe inwall.As shown in Figure 4, when upper and lower breeding box stacks, the overflow pipe of neighbouring breeding box is separately positioned on the left and right sides of respective bottom surface, and the bottom of upper strata breeding box overflow pipe will lower than the top of siphon pipe U-shaped bending.In breeding process, be positioned at the water inlet pipe water inlet of the superiors, be positioned at undermost drainpipe draining, upper strata breeding box overflow is as the water inlet of lower floor's breeding box.Below lower floor's overflow pipe water surface can be stretched in the bottom of upper strata breeding box overflow pipe, can reduce water impact sound, the sediments in deep water can have been rushed simultaneously and fully enter circulation.When water level in breeding box is higher than the bending of siphon pipe U-shaped, deep water sucking-off in breeding box fully can be entered circulation by siphon pipe.If desired, reduce water inlet current, the water in breeding box all can be emptied by siphon pipe.
Solid content filter comprises rotation Microfilter, containing residue production water by rotating Microfilter, removes residue production, can also be equipped with high efficiency protein separator, remove tiny solid particulate further from system after rotation Microfilter.
By artificial infection or the mode such as cultivations naturally in biofilter, being material microorganism filter material adheres to formation biological filter membrane with polystyrene, is the nitrate nitrogen of micro-poison by poisonous ammoniacal nitrogen, Nitrite transformation by nitrification.
Degassed disinfecting mechanism comprises carbonic acid gas degasser, ultra-violet sterlizing machine, ozonizer successively, first can pass through rotating separation foam, then it is degassed to carry out CO2, then by ultraviolet radiation for sterilizing and disinfecting and ozonization.
Oxygenation temperature-controlled pool comprises pure oxygen pressurization aerator and the boiler for temperature control, to be pressurizeed oxygenation, be equipped with boiler heated for controlling temperature system, reach the required dissolved oxygen of cultivation and temperature by pure oxygen.
Water quality monitoring system comprises water transparency sensor, pH sensor, temperature sensor, salinity sensor, ammonia nitrogen concentration sensor, dissolved oxygen concentration sensor.
Crab mutually isolated independent cultivation in breeding box array, the water cycling through breeding box are discharged in retaining back pool and carry out preliminary sedimentation and control flow, the water of retaining back pool removes solid content through solid content filter, adjusted solvable chemical constituent by biofilter again, to carry out carbonic acid gas through degassed disinfecting mechanism more degassed and sterilize, improve dissolved oxygen concentration by oxygenation temperature-controlled pool again and after regulating suitable temperature, send into breeding box array by water inlet pipe, cycle water whole process is monitored by water quality monitoring system.This device, by omnidistance monitoring water quality and regulating water quality, ensures that the pH value, temperature, salinity, ammonia nitrogen concentration, dissolved oxygen etc. of cultivation cycle water meet the required water quality environment condition of crab growth, reaches the cultivation of precisely efficient high-yield high-quality.

Claims (7)

1. factory's crab cultivating system, it is characterized in that: comprise breeding box array, breeding box array connects retaining back pool by drainpipe, retaining back pool is connected with solid content filter, solid content filter is connected with biofilter, biofilter is connected with degassed disinfecting mechanism, degassed disinfecting mechanism is connected with oxygenation temperature-controlled pool, oxygenation temperature-controlled pool connects breeding box array water inlet pipe, and described breeding box array, retaining back pool, solid content filter, biofilter, degassed disinfecting mechanism, oxygenation temperature-controlled pool are all connected to water quality monitoring system, described breeding box array comprises multiple breeding box, each breeding box respectively in the horizontal direction with vertical direction by row, row are arranged and are formed matrix form cultivation structure, described breeding box is the box-like of upper side opening, there is vertical overflow pipe the bottom surface of breeding box, overflow pipe upper end is higher than breeding box bottom surface, overflow pipe lower end is from breeding box bottom surface to downward-extension, the overflow pipe of neighbouring breeding box is separately positioned on respective breeding box bottom surface left-half and right half part, the overflow pipe bottom of upper strata breeding box will lower than the top of lower floor's breeding box overflow pipe, the top of most lastrow breeding box is provided with water inlet pipe, the most each breeding box of lastrow of water inlet pipe correspondence is provided with water inlet, drainpipe is provided with below most next line breeding box, the overflow pipe of most next line breeding box is all connected to drainpipe, described overflow pipe is provided with the siphon pipe through overflow pipe tube wall, the bottom of siphonal outer end laminating breeding box, and siphonal the inner hangs down to below breeding box floor height along overflow pipe inwall, described siphon pipe passes the bottom surface of position higher than breeding box of overflow pipe tube wall, and is forming U-shaped bending through overflow pipe tube wall place, when water level in breeding box is higher than the bending of siphon pipe U-shaped, deep water sucking-off in breeding box fully can be entered circulation by siphon pipe, reduce water inlet current, the water in breeding box all can be emptied by siphon pipe.
2. a kind of factory according to claim 1 crab cultivating system, is characterized in that: for neighbouring breeding box, and the overflow pipe bottom of upper strata breeding box is lower than the top of the siphon pipe U-shaped bending of lower floor's breeding box.
3. a kind of factory according to claim 1 and 2 crab cultivating system, is characterized in that: described solid content filter comprises rotation Microfilter.
4. a kind of factory according to claim 1 and 2 crab cultivating system, is characterized in that: be provided with biological filter membrane in described biofilter.
5. a kind of factory according to claim 1 and 2 crab cultivating system, is characterized in that: described degassed disinfecting mechanism comprises carbonic acid gas degasser, ultra-violet sterlizing machine, ozonizer successively.
6. a kind of factory according to claim 1 and 2 crab cultivating system, is characterized in that: described oxygenation temperature-controlled pool comprises pure oxygen pressurization aerator and the boiler for temperature control.
7. a kind of factory according to claim 1 and 2 crab cultivating system, is characterized in that: described water quality monitoring system comprises water transparency sensor, pH sensor, temperature sensor, salinity sensor, ammonia nitrogen concentration sensor, dissolved oxygen concentration sensor.
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