CN203709035U - Fixed column moored flexibly-structural tension leg type net cage capable of rising and sinking along with water level fluctuation - Google Patents
Fixed column moored flexibly-structural tension leg type net cage capable of rising and sinking along with water level fluctuation Download PDFInfo
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- CN203709035U CN203709035U CN201320735273.1U CN201320735273U CN203709035U CN 203709035 U CN203709035 U CN 203709035U CN 201320735273 U CN201320735273 U CN 201320735273U CN 203709035 U CN203709035 U CN 203709035U
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- net cage
- buoyancy
- cylinder
- type net
- tension leg
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract description 29
- 230000000630 rising effect Effects 0.000 title abstract 2
- 238000010276 construction Methods 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 238000005187 foaming Methods 0.000 claims description 6
- 239000004814 polyurethane Substances 0.000 claims description 6
- 229920002635 polyurethane Polymers 0.000 claims description 6
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 4
- 239000004800 polyvinyl chloride Substances 0.000 claims description 4
- 239000011159 matrix material Substances 0.000 claims description 2
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 229920001903 high density polyethylene Polymers 0.000 abstract description 9
- 239000004700 high-density polyethylene Substances 0.000 abstract description 9
- 238000007667 floating Methods 0.000 abstract description 5
- 230000005484 gravity Effects 0.000 abstract description 5
- 230000007547 defect Effects 0.000 abstract description 2
- 238000009360 aquaculture Methods 0.000 abstract 2
- 244000144974 aquaculture Species 0.000 abstract 2
- 241000196171 Hydrodictyon reticulatum Species 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 10
- 229910000831 Steel Inorganic materials 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 239000002245 particle Substances 0.000 description 4
- 239000003351 stiffener Substances 0.000 description 4
- 239000003643 water by type Substances 0.000 description 4
- 241000251468 Actinopterygii Species 0.000 description 3
- 229920006231 aramid fiber Polymers 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
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- 239000003822 epoxy resin Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 241000219422 Urtica Species 0.000 description 1
- 235000009108 Urtica dioica Nutrition 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
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- 238000010008 shearing Methods 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/60—Fishing; Aquaculture; Aquafarming
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- Farming Of Fish And Shellfish (AREA)
Abstract
The utility model discloses a fixed column moored flexibly-structural tension leg type net cage capable of rising and sinking along with water level fluctuation. The net cage is a specially-shaped net cage which can be reliably moored through marine structure columns. Floating columns of which the buoyancy is regulated through airbags are tied to form a tension leg type net cage skeleton with a flexible structure through upper and lower cables. According to the net cage, due to the additional arrangement of the lower cable, the critical defect that aquaculture water is compressed by drifting nets of a conventional gravity type net cage HDPE and a conventional floating cable type net cage under the action of ocean current is overcome; sliding rods of the marine structure columns are sleeved with floating column bodies, so that the net cage can be economically and reliably moored, and is significant for the development of deep water net cage aquaculture in a sea area such as an offshore wind power plant with marine structures.
Description
Technical field
Fixed leg mooring can be with the flexible structure tension leg type net cage of fluctuation in stage heave, be a kind of special type net cage that utilizes the reliable mooring that ocean construction of structures post provides, belong to ocean engineering field.
Background technology
Cage culture is the pith of marine economy, the gravity type HDPE net cage of being introduced by Norway at present develops rapidly, in the yellow Bohai Sea, the East Sea, the South Sea, there are a large amount of raisers to use, this gravity type net box made from HDPE material, although the tube frame of making by HDPE by note/drainpipe is set, can be sunken to certain depth before typhoon, evade the wave stroke of waterline, but from practice this net cage mooring or structure is all not suitable with anti-ocean current, wind wave resistance, the severe situation of surviving in typhoon.As in by the end of September, 2011 Lingao, Hainan at the fish culture net cage of open waters, at typhoon " Ni Ge " attack under be annihilated, half is blown to off-lying sea and is lost, half blows to bank and batters down, one of the fish of fast results is not all got back, only the economic loss of three companies nearby 800,000,000.In August, 2013 typhoon " especially " blow Yangjiang, Guangdong, cause local net cage to be annihilated, with in by the end of September, 2011 Lingao, Hainan at the fish culture net cage of open waters, at typhoon " Ni Ge " be annihilated and be not both under attacking, in the better situation of net cage anchoring mooring, under the rotation action of ocean current that HDPE Net-cage frame causes at typhoon, presenting HDPE pipe component song flat is unstable failure.
From the cage culture of upper analysis development open waters, need to break through the limitation of HDPE net cage, seek a kind of safety, reliable, Anti-Typhoon, be applicable to ocean current anxious and without the novel net cage in the open sea area of shield, the utilization of resources in vast marine site is got up.According to domestic and international existing experience and theory analysis, the tool capacity of anti-storm of tension leg net cage, the inventor unremittingly carries out the research of tension leg net cage, and the relevant patent of being authorized has:
Can be with the tension leg type deep water mesh cage patent No. of fluctuation in stage heave: ZL201320095246.2
The floating platform patent No.: the ZL201320111747.5 of compliant type that Lv You Diao Fish is combined with cage culture
The tension leg type deep water mesh cage patent No. with water surface operating platform: ZL201320111630.7
The key of tension leg type net cage is the basis of generation and eye equilibrium of forces and the mooring of tension force, utilizes construction of structures post in ocean to simplify widely the problem of mooring foundation, thereby is conducive to significantly reduce net cage cost.
Refer to Patent Document
[1] " can be with the tension leg type deep water mesh cage of fluctuation in stage heave " patent No. 201320095246.2 inventors: the dimension patentee of ancient country: ancient country's dimension
[2] " the tension leg type deep water mesh cage with water surface operating platform " patent No.: ZL201320111630.7 inventor: the dimension patentee of ancient country: ancient country's dimension
[3] the floating platform patent No. of compliant type that Lv You Diao Fish is combined with cage culture: ZL201320111747.5 inventor: the dimension patentee of ancient country: ancient country's dimension
Summary of the invention
The reliable mooring providing in order to make full use of ocean construction of structures post, significantly reduce net cage cost, tension leg type net cage taking my invention publicity is basis, designs a kind of special type net cage that utilizes the reliable mooring that ocean construction of structures post provides, and the technical solution of the utility model is:
1, adopt air bag to regulate the cylinder of buoyancy as variable buoyancy module, it makes cylinder water-filling or draining by airbag aeration exhaust, air bag was just in case lost efficacy, note/draining pipe valve and the note/blow off valve that still can install by this casing are routinely realized variable buoyancy function, by upper and lower cable, the tying of buoyancy post are got up.And therefore the board-like buoyancy piece that the polyvinyl chloride that upper cable is also concatenated or polyurethane foaming body form is gone up cable and also played permanent buoyant tank effect, this connected mode, has formed and has been different from the flexible structure that rigid member connects;
2. air bag regulates the cylinder of buoyancy to be socketed on the slide bar of ocean construction of structures post;
To point out especially: in the time of the ratio d/ λ > 0.5 of the depth of water and wavelength, be deep-water weave, water body particle is to follow circular trace motion, radius of circle is decayed downwards from the water surface by exponential law, the horizontal velocity component of water particle is in water surface maximum, sharply reduce along with the depth of water, the water-filling dive successful of net cage, but be Very Shallow Water ripple in the time of d/ λ≤0.05, water particle is almost horizontal trajectory and moves back and forth, its velocity level's component is almost constant from the water surface to the bottom, in the time of 0.05 < d/ λ≤0.5, it is shallow-water wave, water particle track is an ellipse, horizontal velocity along the attenuation rate of the depth of water between deep-water weave and Very Shallow Water ripple between the two, therefore in shallow-water wave district (depth of water < 20m), the water-filling dive effect of net cage is not large especially, now, the effect of contraction of ocean construction of structures post is just meaningful especially,
3. air bag regulates the cylinder of buoyancy some hanging members to be set as hanger according to purposes, and suspension ring are for heaving pile and be net cage etc.;
4. adjacent two air bags regulate the cylinder central authorities of buoyancy that multi-functional conversion buoyancy aid is set, and it had both facilitated the cable board-like buoyancy piece of contacting, and can be used as again a mooring point, can be again manager a little operating platform is provided simultaneously;
5 matrix pattern net bottom frameworks, except fixing spacer screen, are the ballast tanks of structure simultaneously;
6 in order to ensure that net cage does not skid off slide bar in billow, except top blind flange outer bottom is established Anti-rope drop.
The utility model has the advantages that rational in infrastructure, safety is good, flexible construction structurelessness song is flat is destabilization problems, workable, the inconvenient shortcoming that has overcome foreign same type total flooding tension leg type net cage operating surface completely, has again the reliable mechanism of evading typhoon, and can to adapt to waters scope large for this net cage simultaneously, be beneficial to the large-scale or ultra-large type tension leg type deep water mesh cage of structure, this is just for exploitation ocean current is anxious and created condition without the culture resources in the open sea area of shield.
Brief description of the drawings
Fig. 1 is compliant type equilibrium principle figure;
Fig. 2 is that the utility model is constructed vertical schematic diagram;
Fig. 3 is the utility model formation level schematic diagram;
Fig. 4 is that buoyancy cylinder top structure is arranged A enlarged diagram, clear cylinder and the net cage cable, cylinder and rail structure and note/draining pipe valve and note/blow off valve tectonic relationship of having explained;
Fig. 5 is net cage conversion block structure B enlarged diagram, clear conversion block and net cage cable and the rail structure relation explained, and conversion block, as the structure signal of net cage central authorities mooring point, has also been explained the connection organigram of buoyancy piece simultaneously;
Fig. 6 is buoyancy piece organigram;
Fig. 7 is C enlarged drawing, statement buoyancy cylinder hanger structure, slide bar structure, and buoyancy cylinder and slide bar slip mooring schematic diagram;
Fig. 8 is that buoyancy cylinder connects structure D enlarged diagram;
Fig. 9 is buoyancy cylinder bottom hanger structure E enlarged diagram
Wherein: wherein: 1 buoyancy post cylinder, 2 air bags, 3 end face closure plate, 4 bottom surface closure plate, 5 shaft hangers, 6 shaft hangers add push pedal, 7 shaft hanger bases, 8 adjustable damping devices, cable on 9 net cages, cable under 10 net cages, 11 conversion block mooring lines, 12 anticreeps and limit rope, 13 board-like buoyancy pieces, 1301 RPVCs or polyurethane foaming body, 1302 epoxy resin clay, 1303 steel wires, 1304 glass fabrics, the connection cord of 1305 aramid fiber strap 1306 stainless steel snap close 14 board-like buoyancy pieces, 15 rail posts, 1501 rail post hanging cable rings, 1502 rail post chassis, 16 railing ropes, 17 conversion blocks, 1701 polyvinyl chloride or polyurethane foaming body, 18 with the note/blow off valve of air bag valve unification, 19 notes/draining pipe valve, 20 cylinder bottom surface hangers, 21 cylinder bottom surface hanger stiffeners, 22 buoyancy cylinder hanging cable ring 23 net cage connection cords, 24 slide bars, 25 slide bar top covers, 26 slide bar top cover stiffeners, 27 slide bar upper end stiffeners, 28 slide bar restraining plate 29 slide bar restraining plate stiffener 30 slide bar sliding sleeve 31 jack rod sleeve roller 32 drag-line holes, 33 drag-lines, 34 claim-reductions, 35 fixed leg hanging cable rings, 36 ettings, 37 net cage bottom support frameworks, 38 fixed legs.
Embodiment
Complete by land air bag and regulate can building with the large parts of the tension leg type deep water mesh cage of fluctuation in stage heave two of buoyancy, i.e. net cage cylinder 1 and annex.Net cage, air bag, adjustable damping device 8, has commercial prod, so air bag, adjustable damping device 8 and net cage are made and needn't be narrated here.
It is conventional steel construction operation that net cage buoyancy post cylinder 1 is made, difference is that requirement is higher compared with land light-duty steel construction house operation, weldment on cylinder 1 and cylinder 1, as 3 end face closure plate, 4 bottom surface closure plate, 5 shaft hangers, 20 cylinder bottom surface hangers, 24 shaft links, note/blow off valve 18 with the unification of air bag valve, note/draining pipe valve 19, should strictly observe building process Deng making, material should be selected the steel that solderability is good on selecting, in welding link, should there is perfect welding procedure, weld seam detection program, welding personnel should be held qualified welder's certificate, forbid without card or rank deficient personnel welding.Cylinder 1 diameter is large, when market does not have production tube, settle by oneself or entrust by steel plate and be made into pipeline section, now should press order and carry out:
A. setting-out cutting;
B. forcing press roll bending moulding;
C. the groove of polishing;
D. longitudinal seam automatic welding or manual welding are made welded pipe;
E. other annex of welding cylinder;
F. weld inspection, available magnetic powder inspection sampling observation.
To point out especially the importance of shaft hanger 5 and the welding of cylinder bottom surface hanger, the utility model in Fig. 7 by C enlarged diagram clear explained as the hanger of important component anti-shearing, anti-tear strengthening measure, this is the summary of experience of inventor in ocean engineering long-term practice, not at all can be careless in making, as the mistake that the general hanger of making 5 is direct by hanger base 7 and cylinder welds.
Another is to make board-like buoyancy piece by Fig. 6, it is taking RPVC or polyurethane foaming body as core, upper berth one deck epoxy resin clay, then be pressed into steel wire, upper parcel glass fabric, again with infiltrate the modulated epoxy resin for preparing curing agent aramid fiber strap reinforce, and using aramid fiber strap as and net cage cable and buoyancy piece between connecting band.Board-like buoyancy piece advantage is to can be used as net cage administrative staff aisle to use, if also passable with the replacement of commodity buoyancy piece.
Conversion block is made and is seen Fig. 5, is the sealing steel case of filling polyvinyl chloride or polyurethane foaming body, and the hanger welding on it is similar with shaft hanger 5 ways, just needn't add hanger base, and this is that it is subject to the lower cause of force intensity.
To utilize the words of ocean construction of structures post to do little amendment by Fig. 7 in addition, as on cylinder at corresponding site pre-embedded steel slab and pre-buried nut, then slide bar 24 is fixed by welding or nut, Fig. 7 statement is the situation of newly-built ocean construction of structures post
Entering marine installation only need be by net cage by Fig. 1, Fig. 2 first couples together fixed leg drag-line 33, then buoyancy post cylinder 1 is all put up and down by slide bar sliding sleeve 30, hang up anticreep and limit rope 12, four jiaos complete after this work, four jiaos are also equivalent to erect pillar, assemble on the coast cable on the net cage of board-like buoyancy piece 13 and conversion block 17, be bound on the shaft hanger 5 of buoyancy post cylinder 1 correspondence, under net cage, cable 10 is bound on another hanger of shaft of buoyancy post cylinder 1 correspondence, mooring line 11 on conversion block 17 is got up with drag-line 33 tyings, so far get final product linked network clothing 36, this process and existing gravity type net box HDPE, drift line type net cage is the same, net cage is fixed on to upper cable with nettle, on lower cable and buoyancy post cylinder, but there is one not to be both the utility model and to have increased time cable newly, so just overcome existing gravity type net box HDPE, the critical defect of drift line type net cage etting drift compression breeding water body under action of ocean current.
Claims (4)
- Fixed leg mooring can be with the flexible structure tension leg type net cage of fluctuation in stage heave, it is characterized in that adopting air bag to regulate the cylinder of buoyancy as variable buoyancy compartment, air bag regulates the cylinder of buoyancy that some hanging members are set, the tying of four jiaos of buoyancy posts is got up by upper and lower cable by hanging member, net cage is bound on upper and lower cable and buoyancy post, and buoyancy cylinder is socketed on the slide bar of ocean construction of structures post.
- Fixed leg mooring according to claim 1 can be with the flexible structure tension leg type net cage of fluctuation in stage heave, the board-like buoyancy piece that it is characterized in that having contacted cable polyvinyl chloride or polyurethane foaming body form, adjacent two air bags regulate the cylinder central authorities of buoyancy that multi-functional conversion buoyancy aid is set.
- Fixed leg mooring according to claim 1 can be with the flexible structure tension leg type net cage of fluctuation in stage heave, it is characterized in that with the fixing spacer screen of matrix pattern framework.
- 4. can, with the flexible structure tension leg type net cage of fluctuation in stage heave, it is characterized in that establishing cover plate for slide bar top of fixed leg mooring according to claim 1, air bag regulates cylinder bottom tying anticreep and the limit rope of buoyancy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320735273.1U CN203709035U (en) | 2013-11-20 | 2013-11-20 | Fixed column moored flexibly-structural tension leg type net cage capable of rising and sinking along with water level fluctuation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320735273.1U CN203709035U (en) | 2013-11-20 | 2013-11-20 | Fixed column moored flexibly-structural tension leg type net cage capable of rising and sinking along with water level fluctuation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203709035U true CN203709035U (en) | 2014-07-16 |
Family
ID=51148258
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320735273.1U Expired - Fee Related CN203709035U (en) | 2013-11-20 | 2013-11-20 | Fixed column moored flexibly-structural tension leg type net cage capable of rising and sinking along with water level fluctuation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203709035U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104521824A (en) * | 2014-12-11 | 2015-04-22 | 浙江海洋学院 | Removable disaster-resistance net cage |
| CN105494195A (en) * | 2015-12-12 | 2016-04-20 | 重庆华楷水产养殖有限公司 | Aquaculture box frame |
| CN105961256A (en) * | 2016-06-20 | 2016-09-28 | 福建省水产研究所 | Combined type deep water net cage based on flexible stress system and operating method of combined type deep water net cage |
| CN107439448A (en) * | 2017-09-12 | 2017-12-08 | 浙江海洋大学 | A kind of net cage for sea farming |
| CN110226571A (en) * | 2019-07-30 | 2019-09-13 | 中国水产科学研究院南海水产研究所 | A kind of seine receipts fish method being laid with counterdie pond |
-
2013
- 2013-11-20 CN CN201320735273.1U patent/CN203709035U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104521824A (en) * | 2014-12-11 | 2015-04-22 | 浙江海洋学院 | Removable disaster-resistance net cage |
| CN105494195A (en) * | 2015-12-12 | 2016-04-20 | 重庆华楷水产养殖有限公司 | Aquaculture box frame |
| CN105961256A (en) * | 2016-06-20 | 2016-09-28 | 福建省水产研究所 | Combined type deep water net cage based on flexible stress system and operating method of combined type deep water net cage |
| CN107439448A (en) * | 2017-09-12 | 2017-12-08 | 浙江海洋大学 | A kind of net cage for sea farming |
| CN110226571A (en) * | 2019-07-30 | 2019-09-13 | 中国水产科学研究院南海水产研究所 | A kind of seine receipts fish method being laid with counterdie pond |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170223 Address after: 570208 Hainan Province, Haikou city haidiandao Meilan District No. 1 South Zhao Wan Xing Lu Liwan Lok Hin 804 Patentee after: China Ocean Engineering (Hainan) Co., Ltd. Address before: 510260 Guangdong city of Guangzhou province Haizhuqu District Xingang West Tsui discovery Graceland home A-601 Patentee before: Gu Guowei |
|
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Li Jun Document name: Notice of termination of patent |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20191120 |