CN102388821A - Ecological culture net cage capable of automatically sinking and floating to keep balance - Google Patents
Ecological culture net cage capable of automatically sinking and floating to keep balance Download PDFInfo
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- CN102388821A CN102388821A CN201110222045XA CN201110222045A CN102388821A CN 102388821 A CN102388821 A CN 102388821A CN 201110222045X A CN201110222045X A CN 201110222045XA CN 201110222045 A CN201110222045 A CN 201110222045A CN 102388821 A CN102388821 A CN 102388821A
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- tube connector
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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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Abstract
The invention relates to an ecological culture net cage capable of automatically sinking and floating to keep balance and relates to a culture net cage in the field of seawater culture equipment. The ecological culture net cage comprises a net cage frame which consists of buoyancy vertical pipes, top connecting pipes, bottom upper connecting pipes, bottom lower connecting pipes, internal tie bar pipes and ground anchors; a net cage sinking and floating system which consists of communicated air pipes, a head air pipe, air inlets/outlets and water inlets/outlets; and a net which consists of a top net, a bottom net, side nets and net ribs. The sinking and floating system is an automatic-balanced net cage sinking and floating system consisting of the buoyancy vertical pipes and air inlet/outlet valves and water inlet/outlet valves in the buoyancy vertical pipes, can realize the automatic-balanced sinking and floating of the net cage, is stable to be lifted up and lowered down and can prevent the net cage from getting turned upside down during sinking and floating. Since sea cucumber anti-wind and anti-wave adhering bases are arranged in the net, when heavy-wind and heavy-wave ocean currents are encountered, sea cucumbers can enter the adhering bases for inhabitation. Since a dual-layer net with a black inner layer and a light green outer layer is arranged and the internal part of the net is dark green, the net is particularly suitable for the growth habit of the sea cucumbers. The net cage has the advantages that the cultured sea cucumbers grow vigorously, the yield is high, the economic income of fishermen is good and the social benefit is remarkable.
Description
Technical field:
The present invention relates to mariculture equipment, relate generally to fish culture net cage.
Background technology:
At present; The sea cucumber cage culture of China is gradually to 20---30 meters develop than marine site outside dark, and succeeded, and Preliminary Exploitation successfully suits at the risen and fallen holothruian cultures net cage than environment use in marine site outside dark; But; The existing holothruian cultures net cage that rises and falls does not possess self-balancing sink-float function, leans on the manual operation difficulty bigger in its sink-float process, and misoperation also causes net cage to tumble easily.Moreover, the etting of existing fish culture net cage, its etting overall construction intensity is not enough, and service life is short; Lack sea cucumber wind sheltering wave in the net cage and perch facility, shortage is set up an ecotope that helps growing for sea cucumber under the environment of the dark off-lying sea of the big ocean current of high sea.
Summary of the invention:
The present invention be directed to the defective and the deficiency of prior art, a kind of self-balancing sink-float netting cases for ecological culture is provided, can realize net cage self-balancing sink-float, steady safety rises and falls.Wind wave resistance sea cucumber adherance is set in the net cage, has set up the ecotope of a growth under the environment of dark off-lying sea for sea cucumber.
For reaching the foregoing invention purpose; Taked following technical scheme; A kind of self-balancing sink-float netting cases for ecological culture; The bottom tube connector that comprises the top tube connector that is connected to each other by many buoyancy standpipes of circle and the earth anchor that is connected with its bottom, with the buoyancy riser top, the buoyancy riser bottom is connected to each other, be in the conplane bottom reinforcement tube with the bottom tube connector and constitute and overlook the net cage frame that is regular polygon; By top UNICOM tracheae, gas main and buoyancy standpipe porting with enter the sinking floating net cage system that discharge outlet constitutes, the etting that constitutes by top net, spacer screen, side net and net muscle.The bottom tube connector of said net cage frame comprises lower bottom part tube connector and upper bottom portion tube connector, and the lower bottom part tube connector is connected to each other through end anchor terminal pad, and the upper bottom portion tube connector is connected to each other through buoyancy standpipe lower end pipe clamp connector; The self-balancing sinking floating net cage system of said sinking floating net cage system for constituting by buoyancy standpipe and its inner top air inlet and exhaust valve and bottom water-inflow and drain valve; Air inlet and exhaust valve be fixed in sealing between buoyancy riser top UNICOM's air chamber and middle cylinder cut off among the heart; Water-inflow and drain valve be fixed in sealing between buoyancy standpipe middle cylinder and bottom adpting flange cut off among the heart, sealing cuts off and is funnel-form; Said etting is provided with sea cucumber wind wave resistance adherance in it; Comprise many rows shed shape net nest of being located on the spacer screen internal layer culturing net; Supported by even spaced arc porous plate in it, net nest one side is provided with the opening that is used for the sea cucumber turnover, also comprises a plurality of string bag shape net nests of hanging between top net and spacer screen; Supported by even spaced circular porous plate in it, net nest one side is provided with the opening that is used for the sea cucumber turnover.
The good effect that the present invention produced is, can effectively realize the automatic sink-float balance of net cage, goes up and down steadily, can imitate the generation of avoiding overthrow accident in the sinking floating net cage process.Establish wind wave resistance sea cucumber adherance in the etting, when running into the big ocean current of high sea, sea cucumber can get into to adhere in the base net nest and perch.Internal layer black, outer absinthe-green double-deck etting, light is dark green in the net, meets the habit of growth of sea cucumber especially.This net cage can make cultures the sea cucumber growth soon, robust growth, and output is high, and fisherman's economic well-being of workers and staff is good, obvious social benefit.
Description of drawings:
Accompanying drawing 1 front view of the present invention
Accompanying drawing 2 net cage frame vertical views of the present invention
Accompanying drawing 3 net cage frame buoyancy standpipe front views of the present invention
Accompanying drawing 4 self-balancing sink-float air inlet and exhaust valve front views of the present invention
Accompanying drawing 5 self-balancing sink-float water-inflow and drain valve front views of the present invention
Accompanying drawing 6 etting of the present invention top net vertical views
Accompanying drawing 7 etting spacer screen vertical views of the present invention
Accompanying drawing 8 ettings of the present invention and sea cucumber adherance organigram
Accompanying drawing 9 the present invention adhere to base net nest arc porous plate front view
Accompanying drawing 10 the present invention adhere to the circular porous plate front view of base net nest
Embodiment:
Below in conjunction with a kind of embodiment that accompanying drawing provided, the structure of invention is described further.
By attaching shown in Fig. 1 and 2; This self-balancing sink-float netting cases for ecological culture, is in the conplane bottom reinforcement tube 8 with the bottom tube connector and constitutes and overlook the net cage frame that is regular polygon the bottom tube connector that comprises the top tube connector 2 that is connected to each other by many buoyancy standpipes 1 of a circle and the earth anchor 4 that is connected with its bottom, with the buoyancy riser top, the buoyancy riser bottom is connected to each other.The bottom tube connector of net cage frame comprises lower bottom part tube connector 3 and upper bottom portion tube connector 5, and lower bottom part tube connector 3 is connected to each other through end anchor terminal pad, and upper bottom portion tube connector 5 is connected to each other through the pipe clamp connector of being located at buoyancy standpipe lower end.The bottom tube connector is established two layers 2 up and down, has improved the height of spacer screen bottom surface off sea, and breeding environment is good, and two layers of bottom tube connector have also increased frame structure intensity up and down, can spacer screen net muscle be fastened on upper bottom portion tube connector 5 when hanging net,
By top UNICOM tracheae 6 and intake and exhaust thereof chew 10, gas main 7 and buoyancy standpipe porting and enter self-balancing sinking floating net cage system of sinking floating net cage system that discharge outlet constitutes for constituting by buoyancy standpipe 1 and its inner top air inlet and exhaust valve 11 and bottom water-inflow and drain valve 21.Air inlet and exhaust valve 11 be fixed in buoyancy riser top UNICOM air chamber 9 and middle cylinder 1 ' sealing cut off 12 among the heart; Water-inflow and drain valve 21 be fixed in buoyancy standpipe middle cylinder 1 ' and the sealing of 19 of bottom adpting flanges cut off 20 among the heart, sealing cuts off 20 and is funnel-form.Air inlet and exhaust valve 11 is one to have the hollow pipe of top spool 14 and bottom plug 16; Top spool 14 its inner surface 14 ' tapered indents have central through hole 1, and bottom plug 16 has central through hole 2 17; Through hole two circumferential distribution have a plurality of auxiliary through hole 3 18, are provided with ball float 1 in the valve pocket; Water-inflow and drain valve 21 comprises spool 22, and spool 22 outer surface of cupular part 23 tapered indents have central through hole 4 24, vertical buoyancy tube middle cylinder 1 ' in be provided with ball float 2 25.The water-inflow and drain valve bottom also is provided with prevents into silt particle mechanism; Comprise a under shed cylindrical shell 26 that joins with spool 22, its end opening is along having internal projecting ring 27, also comprise one with 26 activities of under shed cylindrical shell in the upper shed cup cover 28 that connects; Cup cover 28 sidewalls have a plurality of osculums 30 that advance; Cup cover upper edge has outer bulge loop 29, and this outer bulge loop 29 can match is hung within the under shed cylindrical shell 26 on the bulge loop 27, has outer convex edge 31 at the bottom of glass covering 28 cup.
The operation principle of net cage self-balancing sink-float is:
When the net cage that is in float state sinks, open the control valve on the gas main, exhaust pressure relief; Seawater will get into the buoyancy standpipe by bottom centre's through hole four, and ball float two come-ups are when the seawater rising enters in the air inlet and exhaust valve valve pocket by air inlet and exhaust valve bottom centre through hole two and auxiliary through hole three; Ball float one will float rising, and final ball float one will rise to the spool inner surface top of taper indent, block central through hole one; So far, the pressure release water inlet end of this buoyancy standpipe.Owing to receive factor affecting such as various resistance differences, the progress that might respectively manage the pressure release water inlet is different.And the pipe that has finished the pressure release water inlet this moment will stop pressure release, and other pipe that does not finish pressure release will continue the pressure release water inlet, and pressure release water inlet in net cage limit slows down and sinks slowly, and when all pipe pressure release water inlet ends, net cage integral body then balance steadily descends.And if do not adopt above-mentioned sink-float bascule, after the fast buoyancy tube pressure release of pressure release water inlet is intact, still do not stop the pressure release water inlet, so; Seawater will be managed thus and got into intake and exhaust chamber, top; Get into UNICOM's tracheae again, will cause UNICOM's tracheae to stop up, other buoyancy tube can not be intake in pressure release; It is unbalance to cause net cage to sink, and net cage might take place tumble.
When the net cage that is in the sinking state floats; Suppress draining through gas main; Air pressure backs down air inlet and exhaust valve ball float one; Water will be arranged by buoyancy riser bottom central through hole all round, and when ball float one decline props up air inlet and exhaust valve bottom plug central through hole two, air will get into buoyancy standpipe tube chambers by auxiliary through hole three suppress draining.With the continuous decline of water level, ball float two constantly descends thereupon, finally fall buoyancy tube bottom funnel-form cut off 18 among the heart, block central through hole four, so far this pipe is suppressed draining and is finished, net cage is in slow come-up therebetween.Cause receives cause influences such as various resistance differences; It is different respectively to manage the progress of suppressing draining; To stop draining and finished to suppress the pipe of draining this moment; Make air pressure focus on other pipe that does not finish to suppress draining and continue to suppress draining, suppress draining when all pipes and finish, the net cage whole machine balancing is steadily floated.And if do not adopt above-mentioned sink-float bascule, still do not stop to suppress after intact when suppressing the fast buoyancy tube draining of draining, so; Air pressure will be managed pressure release thus; Have a strong impact on other buoyancy tube and can not suppress sluicing, will cause net cage unbalance, might tumble at floating-upward process generation net cage.
When net cage is sunken to the seabed, the seabed silt particle might deposit in water-inflow and drain valve bottom through-hole four enters into buoyancy standpipe tube chamber, and deposition is seriously advanced draining central through hole four with obstruction; With the draining come-up that has a strong impact on net cage, so the present invention has set up the water-inflow and drain valve bottom and prevented into silt particle structure; It comprises a under shed cylindrical shell 26 that joins with spool 22; Its end opening is along having internal projecting ring 27, also comprise one with 26 activities of under shed cylindrical shell in the upper shed cup cover 28 that connects, cup covers 28 sidewalls and has a plurality of osculums 30 that advance; Cup cover upper edge has outer bulge loop 29, and this outer bulge loop 29 can match is hung within the under shed cylindrical shell 26 on the bulge loop 27.When touching the seabed, cup cover 28 will be sheltered from cup cover 28 sidewalls and advance osculum 30 by last short moving, and prevents that silt particle from getting into.Have the outer convex edge 31 of a circle at the bottom of the cup of cup cover 28, after moving up, can shelter from glass cover and the under shed cylindrical shell between between the crack, prevent into silt particle.During the net cage come-up, the air pressure setting-out moves down the pushing of cup cover, exposes into osculum 30 drainings.
By pushing up the etting 32 that net 33, spacer screen 34, side net 35 and net muscle 36 constitute; Its etting spacer screen is 2 layers; Comprise the outer protection network 342 of black internal layer culturing net 341 and light green, etting side net is 2 layers, comprises the outer protection network 352 of black internal layer culturing net 351 and light green.Net net muscle in top is fixed in online surface, top, is radially distributed by mind-set periphery in the net, and it is cursory 39 to be fixed with on the net muscle, and the top net is provided with feeding door 38; Spacer screen net muscle is fixed in surface outside the outer protection network 342 of spacer screen, is radially distributed by mind-set periphery in the net, and it is cursory to be fixed with on the net muscle; Side net net muscle is fixed in side net internal layer culturing net 351 inner surfaces, and is vertically evenly spaced apart.Wind wave resistance sea cucumber adherance is set in the etting; Comprise many rows shed shape net nest 40 of being located on the spacer screen internal layer culturing net 341; Supported by even spaced arc porous plate 41 in it, net nest one side is provided with the opening 42 that is used for the sea cucumber turnover, also comprises a plurality of string bag shape net nests 43 of hanging between top net and spacer screen; Supported by even spaced circular porous plate 44 in it, net nest one side is provided with the opening 45 that is used for the sea cucumber turnover.
Make and hang etting, with top net, spacer screen, side net seam is pricked and closed therebetween, and sea cucumber adherance in the etting is set, will push up net rete cord 37 and be bound on the top tube connector 2, the spacer screen rete cord is bound in the bottom upward on the tube connector 5.
Claims (4)
1. self-balancing sink-float netting cases for ecological culture; Comprise the bottom tube connector that is connected to each other by circle many buoyancy standpipes (1) and the earth anchor (4) that is connected with its bottom, the top tube connector (2) that the buoyancy riser top is connected to each other, with the buoyancy riser bottom, be in reinforcement tube in the conplane bottom (8) with the bottom tube connector and constitute and overlook the net cage frame that is regular polygon; By top UNICOM tracheae (6), gas main (7) and buoyancy standpipe port with enter the sinking floating net cage system that osculum constitutes; Etting (32) by top net (33), spacer screen (34), side net (35) and net muscle (36) formation; It is characterized in that; The bottom tube connector of said net cage frame comprises lower bottom part tube connector (3) and upper bottom portion tube connector (5); Lower bottom part tube connector (3) is through the end those connections of anchor terminal pad, and upper bottom portion tube connector (5) is connected to each other through buoyancy standpipe lower end pipe clamp connector; Said sinking floating net cage system is the self-balancing sinking floating net cage system that is made up of buoyancy standpipe (1) and its inner top air inlet and exhaust valve (11) and bottom water-inflow and drain valve (21); The sealing that air inlet and exhaust valve (11) is fixed between buoyancy riser top UNICOM air chamber (9) and middle cylinder (1 ') cuts off the heart among (12); The sealing that water-inflow and drain valve (21) is fixed between buoyancy standpipe middle cylinder (1 ') and bottom adpting flange (19) cuts off the heart among (20), and sealing cuts off (20) and is funnel-form; Said etting (32) is provided with sea cucumber wind wave resistance adherance in it.
2. according to the said a kind of self-balancing sink-float netting cases for ecological culture of claim 1; It is characterized in that said air inlet and exhaust valve (11) is one to have the hollow pipe of top spool (14) and bottom plug (16), the tapered indent of its inner surface of top spool (14) (14 '); Has central through hole one (13); Bottom plug (16) has central through hole two (17), and through hole two circumferential distribution have a plurality of auxiliary through hole three (18), are provided with ball float one (15) in the valve pocket; Said water-inflow and drain valve (21) comprises spool (22), and the tapered indent of spool (22) outer surface of cupular part (23) has central through hole four (24), is provided with ball float two (25) in the vertical buoyancy tube middle cylinder (1 '); The water-inflow and drain valve bottom is provided with prevents into silt particle mechanism.
3. according to claim 1 or 2 said a kind of self-balancing sink-float netting cases for ecological culture; It is characterized in that; Saidly prevent into silt particle mechanism, comprise a under shed cylindrical shell (26) that joins with spool (22), its end opening is along having internal projecting ring (27); Also comprise one with under shed cylindrical shell (26) activity in the upper shed cup cover (28) that connects; Cup cover (28) sidewall has a plurality of osculums (30) that advance, and a cup cover upper edge has outer bulge loop (29), and this outer bulge loop (29) can match is hung within the under shed cylindrical shell (26) on the bulge loop (27); Has outer convex edge (31) at the bottom of the cup of cup cover (28).
4. according to the said a kind of self-balancing sink-float netting cases for ecological culture of claim 3; It is characterized in that; Said etting (32), its spacer screen is 2 layers, comprises the outer protection network (342) of black internal layer culturing net (341) and light green; Said side net is 2 layers, comprises the outer protection network (352) of black internal layer culturing net (351) and light green; Set sea cucumber adherance in the etting; Comprise many rows shed shape net nest (40) of being located on the spacer screen internal layer culturing net (341); Supported by even spaced arc porous plate (41) in it, net nest one side is provided with the opening (42) that is used for the sea cucumber turnover, also comprises a plurality of string bag shape net nests (43) of hanging between top net and spacer screen; Supported by even spaced circular porous plate (44) in it, net nest one side is provided with the opening (45) that is used for the sea cucumber turnover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110222045XA CN102388821B (en) | 2011-07-27 | 2011-07-27 | Ecological culture net cage capable of automatically sinking and floating to keep balance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110222045XA CN102388821B (en) | 2011-07-27 | 2011-07-27 | Ecological culture net cage capable of automatically sinking and floating to keep balance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102388821A true CN102388821A (en) | 2012-03-28 |
| CN102388821B CN102388821B (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110222045XA Expired - Fee Related CN102388821B (en) | 2011-07-27 | 2011-07-27 | Ecological culture net cage capable of automatically sinking and floating to keep balance |
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Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102640715A (en) * | 2012-04-18 | 2012-08-22 | 上海交通大学 | Lifting net box with inner liner and lifting support system of lifting net box |
| CN102657113A (en) * | 2012-04-10 | 2012-09-12 | 山东安源水产股份有限公司 | Ecological breeding net cage for cocultivation of sea cucumbers and flounders |
| CN102657112A (en) * | 2012-04-10 | 2012-09-12 | 山东安源水产股份有限公司 | Ecological breeding net cage for cocultivation of sea cucumbers and sea urchins |
| CN102669022A (en) * | 2012-04-28 | 2012-09-19 | 浙江大学宁波理工学院 | Automatic sedimentation system of deep sea net cage |
| CN102783440A (en) * | 2012-08-04 | 2012-11-21 | 翟玉明 | Novel netting |
| CN102792906A (en) * | 2012-05-03 | 2012-11-28 | 中国水产科学研究院黄海水产研究所 | Lifting type cultivation net cage for demersal marine animals |
| CN102986566A (en) * | 2012-11-27 | 2013-03-27 | 翟玉明 | High-buoyancy sinking-floating cage-type culture net box |
| CN103202256A (en) * | 2013-04-10 | 2013-07-17 | 翟玉明 | Buoyant riser of high frame cage-type ecological breeding net cage |
| CN103238541A (en) * | 2013-05-17 | 2013-08-14 | 卞忠玉 | Deepwater net cage capable of being lifted and resisting wind waves |
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| CN103392648A (en) * | 2013-07-21 | 2013-11-20 | 翟玉明 | Fundamental component of submersible and floatable type net cage frame |
| CN103404459A (en) * | 2013-08-03 | 2013-11-27 | 翟玉明 | Spherical ground anchor with silt-proof function |
| CN103430887A (en) * | 2013-08-26 | 2013-12-11 | 翟玉明 | Balance submerged culture net cage with double buoyancy vertical pipes |
| CN103430888A (en) * | 2013-08-26 | 2013-12-11 | 翟玉明 | Frame of balance submerged culture net cage with double buoyancy vertical pipes |
| CN103518656A (en) * | 2013-10-21 | 2014-01-22 | 青岛利东海洋网箱科技有限公司 | Novel sinking and floating net cage |
| CN104067960A (en) * | 2014-05-14 | 2014-10-01 | 三沙蓝海海洋工程有限公司 | Open sea water and in-reef anti-wave aquaculture cage system capable of being onsite-assembled on water |
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| CN111418533A (en) * | 2020-04-03 | 2020-07-17 | 山东省科学院海洋仪器仪表研究所 | A self-righting ups and downs floating cage with remote monitoring |
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Cited By (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102657113A (en) * | 2012-04-10 | 2012-09-12 | 山东安源水产股份有限公司 | Ecological breeding net cage for cocultivation of sea cucumbers and flounders |
| CN102657112A (en) * | 2012-04-10 | 2012-09-12 | 山东安源水产股份有限公司 | Ecological breeding net cage for cocultivation of sea cucumbers and sea urchins |
| CN102640715A (en) * | 2012-04-18 | 2012-08-22 | 上海交通大学 | Lifting net box with inner liner and lifting support system of lifting net box |
| CN102640715B (en) * | 2012-04-18 | 2014-07-02 | 上海交通大学 | Lifting net box with inner liner and lifting support system of lifting net box |
| CN102669022B (en) * | 2012-04-28 | 2013-12-25 | 浙江大学宁波理工学院 | Automatic sedimentation system of deep sea net cage |
| CN102669022A (en) * | 2012-04-28 | 2012-09-19 | 浙江大学宁波理工学院 | Automatic sedimentation system of deep sea net cage |
| CN102792906A (en) * | 2012-05-03 | 2012-11-28 | 中国水产科学研究院黄海水产研究所 | Lifting type cultivation net cage for demersal marine animals |
| CN102783440A (en) * | 2012-08-04 | 2012-11-21 | 翟玉明 | Novel netting |
| CN102986566A (en) * | 2012-11-27 | 2013-03-27 | 翟玉明 | High-buoyancy sinking-floating cage-type culture net box |
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| CN103202256B (en) * | 2013-04-10 | 2014-09-10 | 翟玉明 | Buoyant riser of high frame cage-type ecological breeding net cage |
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| CN108575844B (en) * | 2018-05-31 | 2023-11-21 | 中国水产科学研究院东海水产研究所 | Whole movable open sea cultivation fence |
| CN111418533A (en) * | 2020-04-03 | 2020-07-17 | 山东省科学院海洋仪器仪表研究所 | A self-righting ups and downs floating cage with remote monitoring |
| CN114097673A (en) * | 2022-01-04 | 2022-03-01 | 大连海洋大学 | Composite compartment device with high space utilization, variant structure and use method thereof |
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Address after: 266700 Pingdu East Development Zone, Qingdao, No. 207 East Road, Shandong Patentee after: Qingdao Haishen Net Cage Technology Co., Ltd. Address before: 266700, 57, Century Avenue, Pingdu overseas Chinese science and Technology Park, Shandong Patentee before: Qingdao Haishen Net Cage Technology Co., Ltd. |
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