CN101869080A - Net cage dirt collecting device - Google Patents
Net cage dirt collecting device Download PDFInfo
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- CN101869080A CN101869080A CN201010195703A CN201010195703A CN101869080A CN 101869080 A CN101869080 A CN 101869080A CN 201010195703 A CN201010195703 A CN 201010195703A CN 201010195703 A CN201010195703 A CN 201010195703A CN 101869080 A CN101869080 A CN 101869080A
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- net cage
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- dirt collecting
- dirt
- collecting device
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- 235000014171 carbonated beverage Nutrition 0.000 claims description 20
- 238000005452 bending Methods 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 210000002583 cell-derived microparticle Anatomy 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 25
- 238000009360 aquaculture Methods 0.000 abstract description 5
- 244000144974 aquaculture Species 0.000 abstract description 2
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 241000251468 Actinopterygii Species 0.000 description 31
- 210000003608 fece Anatomy 0.000 description 8
- 238000012258 culturing Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000002689 soil Substances 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000013535 sea water Substances 0.000 description 4
- 239000010802 sludge Substances 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 2
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- 238000011109 contamination Methods 0.000 description 2
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000003653 coastal water Substances 0.000 description 1
- 238000010835 comparative analysis Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
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- 238000011010 flushing procedure Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000009364 mariculture Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 229920000573 polyethylene Polymers 0.000 description 1
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Farming Of Fish And Shellfish (AREA)
Abstract
The invention relates to an aquaculture net cage dirt collecting device, in particular a net cage dirt collecting device. The bottom of a net cage (2) is conical, and the net cage (2) is connected with a net cage dirt collecting hopper (1) in a conical shape; the net cage dirt collecting hopper (1) has a conical hopper body (1-1); an inclined plane (1-4) in the hopper body (1-1) is provided with an upward bent channel (1-3) which is upward connected with an upright cylindrical steam-water mixing pipe (1-2); the steam-water mixing pipe (1-2) has an enclosed cavity formed by an inner circular pipe and an outer circular pipe, wherein the peripheral wall of the inner pipe is provided with a plurality of small holes and the wall of the outer pipe is provided with one hole; an inlet pipe (1-5) is connected with an air compressor (8) through a compressed air pipe (3) and a ball valve (7); and the lower end of the inner pipe is connected with the channel (1-3), while the upper end is connected to a dirt collecting box (6) through a discharge pipe (4). Through the device, the dirt in the net cage is convenient to collect on the bottom of the hopper, and is sucked and lifted by a pipeline into the dirt collecting box. The device has the advantages of simple and convenient operation, and hard blockage in the pipelines. A mesh grid of an inner basket of the dirt collecting box can be made into various specifications, and the inner basket is light and handy and convenient to wash with water.
Description
Technical field
The present invention relates to a kind of aquiculture net cage contaminants-collecting apparatus, specifically be mounted in net cage bottom, be used for collecting in aquiculture net cage breeding process throw something and feed superfluous feed and fish ight soil and sink to the dead fish of net cage bottom.
Background technology
In recent years, aquatic products cage culture already develops rapidly, and net cage mainly is distributed in semi-enclosed inner bay, and layout is unreasonable, is provided with overstockedly, substantially exceeds the sea environment saturation.Effectively the fish culture density of water body is too high, cause current not smooth, local severe depletion of oxygen, residual bait and fish excreta can not transfer out with water rapidly, the thing followed is that the water quality in cage culture waters is polluted, and primary pollution source is exactly the precipitum in the cage culture process.These precipitums mainly come from remaining bait and dead fish.Precipitum rots smelly at the bottom, polluted water worsens the aquatic animal living environment of culture in enclosure, very likely causes the generation of disease and initiation greater coasting area red tide
Investigate for a long time and analytical test at the culturing area of fixed point by the technical staff, content comprises: gather sea-bottom deposit matter sample, determination and analysis sediments composition; Gather culture zone and the non-district's seawater sample of breeding fish, various organic content in the seawater are measured in comparative analysis.And through situations such as current situation, aquaculture model, breed variety, food species, the feeding volume that repeatedly gos deep into understanding cage culture among the raiser and the modes of throwing something and feeding.Monitoring result shows: severe contamination has taken place in substrate, water quality and the overall situation in cage culture marine site, coastal waters, the water quality of individual areas even surpassed three classes and bad three class standards.According to diver's reflection, near the seawater the fish culture cage is extremely stagnant, and the marine site, bottom has almost become " barren land ", rarely has the existence of marine alga and other biological.As seen cage culture longer duration, some excretas of bait of not eaten up and fish self are deposited on the seabed, and because net cage focuses mostly at neritic province domain, and current are not smooth, the ocean mass exchange is slow, be easy to severe contamination is caused in local marine site simultaneously.
The simple and easy net cage of culturing along with the bay often is subjected to the destruction of typhoon, and therefore the economic loss heaviness also has gradually the trend of carrying out cage culture in lake, the reservoir upcountry.But because the current of inland lake, reservoir are slow, the water body exchange is poorer relatively, so excreta and the easier lakebed that is deposited on of residual bait, polluted-water degenerates water quality.Therefore need the cover can the dirty system of net cage collection, excessive bait, excreta and the dead fish of fish when it can collect the net cage bait throwing in time, thus can reduce to greatest extent culturing the environmental pollution in waters.
The existing public technology of retrieval, China Patent No. 200510098911, the name be called " a kind of water tank type fish culture apparatus " patent disclosure a kind for the treatment of apparatus of culturing blowdown that relates to, but this technology mainly is to handle the environment of culturing tank, different with the structure of net cage in the seawater, the processing means also do not have very reference function.
Summary of the invention
The object of the present invention is to provide a kind of aquiculture net cage contaminants-collecting apparatus, specifically is a kind of device of handling the ight soil of throw something and feed in the cage culture process superfluous feed and fish and sinking to the dead fish of net cage bottom.
In order to realize described purpose, the invention provides following technical scheme.
A kind of net cage dirt collecting device comprises it is characterized in that the framework of net cage and net cage upper edge:
The bottom of described net cage is the downward taper of the vertex of a cone, and vertex of a cone opening connects profile and is coniform, opening up, the net cage dirt collection bucket that surfaces externally and internally is smooth;
Described net cage dirt collection bucket has the bucket body of taper, and the inclined-plane of bucket body inside is provided with the passage that bending makes progress, with the side formation hole of inclined-plane near the bucket body bottom;
Described passage upwards connects vertical cylindrical carbonated drink mixing tube, the carbonated drink mixing tube is made up of inside and outside two-layer pipe, the upper/lower terminal of inside and outside two-layer pipe becomes cavity by the annular plate enclosed shape, the pipe perisporium is offered a plurality of apertures wherein, outer tube wall is offered a hole, connect air compressor by the compressed air hose of air inlet pipe, ball valve, the lower end of interior pipe is connected with passage, and the upper end is connected to dirt collection bin by blow-off pipe.
Further, described dirt collection bin is the inside and outside formula that is nested with, and interior frame bottom and be mesh all around is provided with two handles, and the outer case bottom is open-minded, and one side is installed into the mouth of a river on top.
Further, the mesh size of described net cage bottom web hole dimension or dirt collection bin inside casing equals the ectosome size of 0.5～0.9 trapped dirt.
Further, the inside and outside two-layer pipe of described carbonated drink mixing tube upper end annular plate is the center height, low skewed in the outside.
Further, the connected mode of described each pipe fitting is flange or screw thread.
Further, the connected mode of described each pipe fitting is that hard tube and flexible pipe are nested with, the outer ring anchor ear.
Further, described air compressor connects the air inlet pipe of a plurality of net cage dirt collection buckets through a plurality of ball valves.
Further, described dirt collection bin connects the dirt collection bin of a plurality of net cage dirt collection buckets through many blow-off pipes.
Further, described net cage dirt collection bucket is connected the net cage conical lower portion in the flange mode.
Further, the horizontal size of described net cage is 5～15 meters a rectangle.
Adopt technical scheme of the present invention, will be achieved as follows step:
Before dirt is collected, earlier dirt collection bucket flange is connected with the net cage conical bottom, the passage that the bottom of carbonated drink mixing tube and bending in the collection bucket are made progress is connected, and is connected to dirt collection bin by blow-off line.The air inlet pipe on another road of carbonated drink mixing tube is connected with air compressor by compressed air hose, ball valve.In the breed activity, the throwing of fish raised often can not do very accurately, superfluous feed slowly sinks to the net cage bottom, dirt collection bucket by taper compiles, the ight soil of culturing shoal of fish discharge simultaneously also can sink to the dirt collection bucket of net cage bottom, even some dead fish also can sink at the bottom of the case, assembled by the dirt collection bucket.Can open air compressor this moment, open ball valve, air for continuous is injected in the carbonated drink mixing tube, the come-up effect of air makes and forms negative pressure in the pipeline, dirt in the dirt collection bucket together with in water body intake line in the lump, is promoted to dirt collection bin by the carbonated drink mixing tube.
Dirt collection bin mainly is made up of interior basket and casing, bottom the interior basket be provided with the mesh fence all around.Enter in the sludge collecting box and separated by interior basket with water in order to separate dirts such as fish faeces, feed, dead fish.Dirt is stayed inside casing, and water body is discharged.Inside casing is provided with two handles, and the user can propose interior basket by handle in casing, so that cleaning.
Advantage of the present invention is: the dirty collection bucket bucket body of the collection of taper is cone-shaped, and opening is convenient to the interior dirt of net cage and is collected to the bucket end up.Be easy to be sucked by pipeline.When promoting dirt, only need provide simple source of the gas, as low power air compressor.Dirt directly is promoted in the sludge collecting box by passage, carbonated drink mixing tube, the blow-off pipe of bucket body.The relative mode that adopts water pump to inhale is operated easylier, and is difficult for putty in the pipeline.The interior basket mesh grid of sludge collecting box can be made plurality of specifications, and with the specification of control trapped dirt, interior basket is light and handy, is convenient to flushing with clean water.
Description of drawings
Fig. 1 is net cage dirt collecting device one embodiment according to the present invention, from the dirt collecting system allocation plan of horizontal direction observation;
Fig. 2 is the structural representation of dirt collection bucket in the net cage dirt collecting device of the present invention;
Fig. 3 is that net cage dirt collecting device of the present invention is configured in the system configuration schematic diagram in a plurality of net cages;
The front view of Fig. 4 dirt collection bin of the present invention;
The end view of Fig. 5 dirt collection bin of the present invention.
Among the figure, the 1st, dirt collection bucket, the 2nd, net cage, the 3rd, compressed air hose, the 4th, blow-off pipe, the 5th, net cage frame, the 6th, dirt collection bin, the 7th, ball valve, the 8th, air compressor, the 9th, waterline, the 10th, the logical and valve member of pipe, 1-1 is a bucket body, and 1-2 is the carbonated drink mixing tube, and 1-3 is a passage, 1-4 is the inclined-plane, and 1-5 is an air inlet pipe, and 6-1 is an outer case, 6-2 is interior basket, and at the bottom of 6-3 was case, 6-4 was a water inlet.
Embodiment
Consult accompanying drawing, the invention will be further described.
A kind of net cage dirt collecting device comprises the framework 5 of net cage 2 and net cage upper edge, and the bottom of described net cage 2 is the downward taper of the vertex of a cone, and vertex of a cone opening connects profile and is coniform, opening up, the net cage dirt collection bucket 1 that surfaces externally and internally is smooth;
Described net cage dirt collection bucket 1 has the bucket body 1-1 of taper, and the inclined-plane 1-4 of bucket body 1-1 inside is provided with the passage 1-3 that bending makes progress, with the side formation hole of inclined-plane 1-4 near bucket body 1-1 bottom;
Described passage 1-3 upwards connects vertical cylindrical carbonated drink mixing tube 1-2, carbonated drink mixing tube 1-2 is made up of inside and outside two-layer pipe, the upper/lower terminal of inside and outside two-layer pipe becomes cavity by the annular plate enclosed shape, the pipe perisporium is offered a plurality of apertures wherein, outer tube wall is offered a hole, connect air compressor 8 by the compressed air hose 3 of air inlet pipe 1-5, ball valve 7, the lower end of interior pipe is connected with passage 1-3, and the upper end is connected to dirt collection bin 6 by blow-off pipe 4.Regulate compressed-air actuated air inflow by ball valve 7.
Described dirt collection bin 6 is the inside and outside formula that is nested with, and inside casing 6-2 bottom and be mesh all around is provided with two handles, and open-minded bottom the outer case 6-1, one side is installed into mouth of a river 6-4 on top.So structure is convenient to take out inside casing 6-2, to dunghill cleaning, processing in the frame.
The mesh size of described net cage 2 bottom web hole dimensions or dirt collection bin inside casing 6-2 equals the ectosome size of 0.5～0.9 trapped dirt.Different objects can be collected, be handled to different mesh sizes, and such as feed, fish faeces or dead fish, mesh is excessive can't trapped dirt, and mesh is too small, and is mobile poor, influences cleaning effect, can obtain treatment effect preferably in described scope.
The inside and outside two-layer pipe of described carbonated drink mixing tube 1-2 upper end annular plate is the center height, low skewed in the outside.Skewed annular plate prevents to pile up on the annular plate dirt.
The connected mode of described each pipe fitting is flange or screw thread, is some conventional connected modes, is convenient to adopt.
The connected mode of described each pipe fitting is that hard tube and flexible pipe are nested with, and the outer ring anchor ear is some attaching parts commonly used, cheap.
Described air compressor 8 connects the air inlet pipe 1-5 of a plurality of net cage dirt collection buckets 1 through a plurality of ball valves 7.Bring into play the effect of air compressor 8, it is less that described device consumes compressed air as far as possible, and in order to reduce investment and cost, an air compressor 8 provides compressed air can for many covering devices.
Described dirt collection bin 6 connects the dirt collection bin 6 of a plurality of net cage dirt collection buckets 1 through many blow-off pipes 4.With in like manner above-mentioned, the dirt of many net cage dirt collecting device net cage dirt collection buckets 1 can be accepted, be handled to a dirt collection bin 6.
Described net cage dirt collection bucket 1 is connected net cage 2 conical lower portion in the flange mode, connects in the flange mode, and is simple, reliable.
The horizontal size of described net cage 2 is 5～15 meters a rectangle, and the present invention is applicable to the net cage in the mariculture.
According to the requirement that dirt is collected, the different form of mesh size can be made in net cage 2 bottoms.When collecting dead fish such as a consideration, the mesh of net cage bottom can be fixed according to the breed demand.For the collection of considering superfluous feed, the mesh of net cage bottom should be littler than feed granules, and will prevent that particle from embedding in the mesh of net cage bottom, causes particle can't tumble phenomenon to the dirt collection bucket of below.For the collection of fish faeces, because ight soil has stickiness, so net bottom need be Paint Gloss, prevents that ight soil is bonded at net bottom, can't be rolled in the dirt collection bucket of bottom.The material of net bottom can be made up of nylon, polyethylene etting or PVC cloth.In order to guarantee that dirt can tumble smoothly to the dirt collection bucket of net cage bottom, certain tapering need be made in the net cage bottom, as shown in Figure 1.
Simultaneously, according to the collection of different dirt objects, the size of required blow-off pipe 4 diameter thickness, compressed-air actuated tolerance, dirt collection bucket is understood some difference.The general pipe diameter of collecting dead fish is greater than the height of fish, and collection feed and fish blow-off pipe 4 diameters just can specifically can be determined according to the dirt collecting amount at 63～80mm.Annular metal sheet is fastening by bolted on connection the flange of net cage 2 conical lower portion edges and dirt collection bucket 1 upper edge.
Carbonated drink mixing tube 1-2 bottom is connected with the passage 1-3 external screw thread that internal thread form and bending in the collection bucket make progress.Blow-off pipe 4 one ends are put with the pagoda shape hard tube muzzle on carbonated drink mixing tube 1-2 top and are connected, and hold tightly with anchor ear.The other end of blow-off pipe 4 is connected to the water inlet 6-4 of dirt collection bin 6, and the joint form of water inlet 6-4 can be the same.Compressed air hose 3 one ends are connected with the air inlet pipe 1-5 of carbonated drink mixing tube, and the other end is connected with air compressor 8 with ball valve 7, and wherein dirt collection bin 6, air compressor 8 can be placed on the framework 5 of net cage.
In the process of throwing something and feeding, superfluous feed slowly sinks to the net cage bottom, is compiled by the dirt collection bucket 1 of taper.Can open air compressor 8 this moment, open ball valve, air for continuous is injected in the carbonated drink mixing tube 1-2, the come-up effect of air makes and forms negative pressure in the pipeline, dirt in the dirt collection bucket together with in water body intake line in the lump, is promoted to dirt collection bin 6 by the carbonated drink mixing tube.
Contaminants-collecting apparatus of the present invention can integratedly be used in the integrated system that a plurality of net cage dirts are collected.This collects dirty device and can use separately, also can integratedly be used for many networkings case 2.Fig. 3 is the sediment collection and treatment schematic diagram that is used for eight net cages.Source of the gas 8 provides compressed air, through compressed air hose 3, the logical valve member 10 that reaches of pipe, arrives the dirty collection bucket 1 of collection.By the folding of control valve member, the contaminants-collecting apparatus supply compressed air for appointment carries out sedimentary collection and treatment.Wherein per two dirt collection buckets can a shared dirt collection bin 6.But the control manual operation of valve member also can adopt industrial computer to control automatically.
In China's cage culture industry, lack effective contaminant recovery system, cause the pollution of water environment and dead fish to drift with the tide, infect the shoal of fish in other net cages.Can checkmate effectively fish, fish ight soil and superfluous feed of the present invention compiles in net cage bottom, and it is promoted in the dirt collection bin.Whole device is easy to operate, and dirt is collected efficient.Having solved present domestic net cage does not effectively still have the problem of effective trapped dirt device, has filled up the blank of this technology.
Though the present invention describes with reference to current specific embodiment; but those of ordinary skill in the art will be appreciated that; above embodiment is used for illustrating the present invention; should understand and wherein can make variations and modifications and do not break away from the present invention in a broad sense; so be not as limitation of the invention; as long as in connotation scope of the present invention, all will drop in the protection domain of claims of the present invention variation, the distortion of the above embodiment.
Claims (10)
1. net cage dirt collecting device comprises it is characterized in that the framework (5) of net cage (2) and net cage upper edge:
The bottom of described net cage (2) is the downward taper of the vertex of a cone, and vertex of a cone opening connects profile and is coniform, opening up, the net cage dirt collection bucket (1) that surfaces externally and internally is smooth;
Described net cage dirt collection bucket (1) has the bucket body (1-1) of taper, and the inner inclined-plane (1-4) of bucket body (1-1) is provided with the passage (1-3) that bending makes progress, with inclined-plane (1-4) side formation hole near bucket body (1-1) bottom;
Described passage (1-3) upwards connects vertical cylindrical carbonated drink mixing tube (1-2), carbonated drink mixing tube (1-2) is made up of inside and outside two-layer pipe, the upper/lower terminal of inside and outside two-layer pipe becomes cavity by the annular plate enclosed shape, the pipe perisporium is offered a plurality of apertures wherein, outer tube wall is offered a hole, connect air compressor (8) by the compressed air hose of air inlet pipe (1-5) (3), ball valve (7), the lower end of interior pipe is connected with passage (1-3), and the upper end is connected to dirt collection bin (6) by blow-off pipe (4).
2. according to the described net cage dirt collecting device of claim 1, it is characterized in that described dirt collection bin (6) is the inside and outside formula that is nested with, inside casing (6-2) bottom and be mesh all around is provided with two handles, outer case (6-1) bottom is open-minded, and one side is installed into the mouth of a river (6-4) on top.
3. according to claim 1 or 2 described net cage dirt collecting devices, it is characterized in that the mesh size of described net cage (2) bottom web hole dimension or dirt collection bin inside casing (6-2) equals the ectosome size of 0.5～0.9 trapped dirt.
4. according to the described net cage dirt collecting device of claim 1, it is characterized in that the inside and outside two-layer pipe of described carbonated drink mixing tube (1-2) upper end annular plate is the center height, low skewed in the outside.
5. according to the described net cage dirt collecting device of claim 1, the connected mode that it is characterized in that described each pipe fitting is flange or screw thread.
6. according to the described net cage dirt collecting device of claim 1, the connected mode that it is characterized in that described each pipe fitting is that hard tube and flexible pipe are nested with, the outer ring anchor ear.
7. according to the described net cage dirt collecting device of claim 1, it is characterized in that described air compressor (8) connects the air inlet pipe (1-5) of a plurality of net cage dirt collection buckets (1) through a plurality of ball valves (7).
8. according to the described net cage dirt collecting device of claim 1, it is characterized in that described dirt collection bin (6) connects the dirt collection bin (6) of a plurality of net cage dirt collection buckets (1) through many blow-off pipes (4).
9. according to the described net cage dirt collecting device of claim 1, it is characterized in that described net cage dirt collection bucket (1) is connected net cage (2) conical lower portion in the flange mode.
10. according to the described net cage dirt collecting device of claim 1, the horizontal size that it is characterized in that described net cage (2) is 5～15 meters a rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010195703A CN101869080B (en) | 2010-06-08 | 2010-06-08 | Net cage dirt collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010195703A CN101869080B (en) | 2010-06-08 | 2010-06-08 | Net cage dirt collecting device |
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| CN101869080A true CN101869080A (en) | 2010-10-27 |
| CN101869080B CN101869080B (en) | 2012-10-03 |
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| CN201010195703A Expired - Fee Related CN101869080B (en) | 2010-06-08 | 2010-06-08 | Net cage dirt collecting device |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102057884A (en) * | 2010-11-02 | 2011-05-18 | 中国水产科学研究院南海水产研究所 | Device for collecting dead fish and residual bait in offshore cage |
| CN102812915A (en) * | 2012-09-17 | 2012-12-12 | 中国水产科学研究院渔业机械仪器研究所 | Sealed net cage feculence filtering and collecting device |
| CN103112995A (en) * | 2013-02-06 | 2013-05-22 | 中国水产科学研究院渔业机械仪器研究所 | Sewage treatment device and method for net cage culture in large-sized water region |
| CN105994089A (en) * | 2016-07-15 | 2016-10-12 | 上海能正渔业科技开发有限公司 | Running water culture container system and application method thereof |
| CN106900606A (en) * | 2017-03-11 | 2017-06-30 | 中国海洋大学 | The double net wall hermetic type net cages of wind and wave resistance |
| CN108575868A (en) * | 2018-06-25 | 2018-09-28 | 温州农联农业科技与项目设计研究所 | A kind of aquaculture device and the aquaculture method with the device |
| CN110495415A (en) * | 2019-09-24 | 2019-11-26 | 浙江海洋大学 | A kind of structure improved aquaculture net cage |
| WO2020257441A1 (en) | 2019-06-18 | 2020-12-24 | Laughlin Joseph Leigh | Aquaculture fish pen with mortality trap |
| CN112314516A (en) * | 2018-05-14 | 2021-02-05 | 济宁市兖州区鑫铁商贸有限公司 | Aquaculture box with a net is with dying fish treatment facility |
| CN113383743A (en) * | 2021-06-29 | 2021-09-14 | 广东海洋大学 | Aquatic seedling domesticating device and application thereof |
| CN113678769A (en) * | 2021-08-30 | 2021-11-23 | 中国水产科学研究院渔业机械仪器研究所 | Modular breeding platform |
| CN114097679A (en) * | 2021-11-29 | 2022-03-01 | 江苏科技大学 | Marine ranching net cage |
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| KR20150131132A (en) * | 2013-03-08 | 2015-11-24 | 로드리고 산체스 라카로 | Conical shape for heavy weitht and/or metallic rigid meshs |
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