CN102640715A - Lifting net box with inner liner and lifting support system of lifting net box - Google Patents
Lifting net box with inner liner and lifting support system of lifting net box Download PDFInfo
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- CN102640715A CN102640715A CN2012101146957A CN201210114695A CN102640715A CN 102640715 A CN102640715 A CN 102640715A CN 2012101146957 A CN2012101146957 A CN 2012101146957A CN 201210114695 A CN201210114695 A CN 201210114695A CN 102640715 A CN102640715 A CN 102640715A
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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
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- 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 a lifting net box with an inner liner and a lifting support system of the lifting net box. The invention consists of two parts: the net box with the lifting function and the lifting support system, wherein the net box is provided with the telescopic inner liner and mainly comprises a floating pipe, the inner liner, a separation plate, a ventilation main pipe, a ventilation hose, an air distribution pipe, a water communication pipe, a safety cap and the like, and the lifting support system mainly comprises an air pump, a communication pipe, an exhaust pipe, a valve, a flow rate distributor, an air distribution joint and an air pressure meter. The lifting support system on the sea level is connected to the ventilation main pipe through the ventilation hose and is then connected to the inner liner arranged in the floating pipe of the net box through the air distribution pipe, the inner liner can expand and contact under the effect of the air pump, a water body in the floating pipe is discharged when the inner liner expands, the upward floating of the net box is realized, the water body outside the net box enters the floating pipe from the water communication pipe through the siphon effect when the inner liner contacts, the downward sinking of the net box is realized, and the downward sinking is automatically stopped when the net box sinks down to a degree that a sinking element suspended at the bottom of a fishing net is in contact with the sea bed.
Description
Technical field
What the present invention relates to is a kind of deep water mesh cage up-down control technology in sea farming field, specifically is a kind of novel deep water mesh cage with elevating function and up-down support system.
Background technology
Cage culture is the high-tech aquaculture industry that development in recent years is got up; It is to utilize the net sheet to be assembled into the casing of definite shape; Be arranged in the bigger water body; Carry out water body exchange inside and outside the net cage through mesh, make the running water environment that forms a suitable fish life in the net cage, have the characteristics of highly efficient and productive benefit, high investment.At present, net cage for sea farming is tending towards maximizing, and cultures the sea area and is developed to the open sea area of the above deep water of 20m by the shallow water surface waters.Yet the wave is high, the seabed ocean current is big than territory, deep-sea sea surface wind, and the production safety of cage culture industry in serious threat.How improving the net cage capacity of anti-storm, is the important topic that deep water mesh cage breed field faces.Form the Wave Theory of exponential damping along with increase apart from the degree of depth of the water surface according to wave intensity; Net cage is deposited to certain depth water layer under water; Can not only avoid typhoon, high seas that the destruction of net cage and the broken fish of net are escaped the economic loss that caused effectively, can also reduce because the harm that ocean surface layer red tide and water environment pollution cause healthy fish.Therefore, studying and improve the up-down control technology of deep water mesh cage, is to promote the fast-developing key of deep water mesh cage aquaculture industry.
Retrieval through to the prior art document is found; Chinese patent publication number: CN 1582646A; Patent name is: elevated live cage tele-control system and control method; This patent comprises: water-through valve on floating fish culture net cage, the floating pipe of net cage master and breather valve, air pump, net cage apparatus for controlling of lifting, and be characterized in: the net cage apparatus for controlling of lifting is linked to each other with net cage by housing, and housing is provided with solar panel, accumulate bottle, motor, air pump, electrically operated valve, programme-control case; Air pump is received the breather valve on the main floating pipe through air delivering pipeline, is connected to electrically operated valve in the air delivering pipeline.Send to the note that mobile communication module in the control system is carried out dive or rising through user mobile phone; Through circuit and coupled motor, air pump, electrically operated valve, make exhaust in the main floating pipe, water filling or inflation, draining realize the dive or the come-up of net cage by the control of control system.Its main weak point is: there is major defect in design; On non-with fall the moment its control system and the jacking system of net cage also must all work in the moment; Therefore the control system also swims in the wind and waves during typhoon, and electronic equipment is fragile in water, and the control system reliability is relatively poor; Therefore, a little less than whole system becomes and is highly brittle; The tele-control system complex design; Be arranged on all electrically operated valves on the floating pipe etc. owing to sink in the seawater, and water level limitation valve etc. will be easy to corrosion and can't work; Solar panel can't be worked during typhoon; When rising, net cage can not discharge water body in the floating pipe fully; Manufacturing cost is high, and inconvenience is promoted on a large scale.
One Chinese patent application number: 200910223320.9; Patent name is: a kind of HDPE self-tension flat bottom lift type anti-type net cage system and control method; This patent comprises: the sphere shape net cage main frame that HDPE tubing is constructed, high-strength fishing are characterized in seawater, utilizing the HDPE of sealing to float the buoyancy that the pipe cabin provides with socketing rope, center gravity suspending hammer self balancing device, etting, HDPE pipe inflatable and exhaust mouth, high strength inflatable and exhaust flexible pipe, HDPE intake-discharge pipe mouth, make net cage normally float on the sea; Open the exhaust valve venting; Regulate net cage buoyancy and the gravity relation of net cage successively, when buoyancy during less than net cage gravity, net cage sinks; Otherwise, in blast pipe, to inflate, floating pipe cabin buoyancy increases, and net cage come-up even part emerge, and can make part net cage casing emerge above as required.Its main weak point is: in net cage sinking process, very high to the balance venting water inlet requirement of floating drum, ocean wave is bigger when strong breeze in the marine environment; Net cage begins and can't normally float on the sea, but floating up and down, and net cage can't remain on the horizontal plane; And net cage is before typhoon arrives often when need sink, and stormy waves causes the uneven floating severity especially of net cage, to being in the net cage in the marine environment during the typhoon; Because of receiving the influence of factors such as strong wind, billow, torrent, the venting naturally that this patented technology adopted, there is very big-difference in floating water inlet tube speed; It is low to be in a side net cage of heading sea, and water intake velocity causes net cage sinking process middle frame angle of inclination increasing far above an other side; This inclination further causes the water intake velocity difference aggravation of both sides; And net cage self do not have to be regulated the ability of angular balance to this, and is final even net cage integral body is toppled, and causes damage; When rising, net cage can not discharge water body in the floating pipe fully.
In addition; Chinese patent notification number: CN 200950775Y; Patent name is: deep water liftable vertical type net cage, and this patent comprises: comprise buoyant structure, commissioning pipe, net cage and inflatable apparatus for automatically lifting, be characterized in: net cage is provided with several butt hooks; Be connected with the scalable positioning rope on the butt hook, the rope other end links to each other with buoyant structure; The net cage lower end is connected with an inflatable apparatus for automatically lifting; Aeration tank is provided with a L shaped gas tube, and the gas tube other end stretches out the water surface and links to each other with air pump or aerating device, and commissioning pipe is a vertical type; One end links to each other with buoyant structure, and corresponding opening links to each other on the other end and the net cage.This patent is extracted net cage through the inflatable apparatus for automatically lifting, regulates the degree of depth of net cage in water.Its main weak point is: distribution of gas is inhomogeneous in the aeration tank when inflating and bleed operation, makes the whole stressed imbalance of net cage, may cause deflection of net cage wide-angle tilt and even rollover; When rising, net cage can not discharge water body in the floating pipe fully; Can't be suitable for the net cage of Different Weight; In addition, the inflatable apparatus for automatically lifting that this net cage lower end connects not only reduces floating buoyancy of managing, and is destroyed by seawater corrosion and aquatic organism easily, and enlarges markedly the required anchor-hold of anchorage system.In production reality, the main cause that causes every year marine mesh cage to culture loss is the not enough of anchor-hold during the typhoon, causes whole net cage to be blown away by the typhoon wave.Therefore, need the safer more practical novel net cage jacking system of development.
Summary of the invention
The present invention is directed to the deficiency of existing net cage lifting technology, proposed a kind of up-down net cage and up-down support system thereof that can solve the band inner bag that above-mentioned technology asks questions,, adopt the siphon principle water inlet to realize the up-down of net cage through the inner bag that can stretch is set; Make distribution of gas even through flow distributor is set, and do not have problems such as seawater corrosion.
The present invention realizes through following technical scheme:
The up-down net cage of band inner bag of the present invention comprises:
At least two floating pipes of buoyancy are provided for net cage;
Be positioned at and float inner bag pipe, that pass through gas control realization expansion and shrink;
Be positioned at floating pipe, will float the partition member that pipe is evenly separated plurality of sections;
Be arranged in the middle of the two floating pipes, as the common air chamber of air motion passage;
Connect the flow distributor of net cage up-down support system and common air chamber's steam hose;
Inner bag in the floating pipeline section is connected to common air chamber's gas-distributing pipe; And
One end is arranged on bottom, the other end of floating pipe and walks around the water service pipe that its top extends to floating pipe bottom again along floating pipe.
Said net cage can also further be provided with etting, and described etting upper limb closely is suspended on the floating pipe, and the living space is provided for breeding fish.
Said net cage also further is provided with hawser, and described hawser is hanging to sinker the bottom of etting.
Said net cage can also further be provided with buoyancy aid, and described buoyancy aid is used to provide buoyancy, supports whole steam hose better, prevents that it from sinking under water.
Said net cage can also further be provided with sinker, and described sinker makes the etting casing sink better, open.
Said net cage can also further be provided with safety head, and described safety head need apply axial compressive force when tightening and unscrew, and is arranged on the lower edge of water service pipe, and its effect is to prevent to surge to get in the floating pipe.
Said net cage can also further be provided with the connecting block that links inside and outside floating pipe.
Said net cage can also further be provided with connecting block, the standpipe that links inside and outside floating pipe and hold up the rail pipe, and described standpipe links connecting block and holds up the rail pipe.
Described floating pipe is circular or oval hollow, airtight circulating line, and its effect is for net cage buoyancy to be provided.
Described inner bag is shaped as cylinder, can radial expansion, and when being inflation, its effect progressively expands, and squeeze water body and go out to float pipe.
Described dividing plate will float pipe and evenly be separated into some five equilibriums, form the identical pipeline section of some volumes.
Described steam hose is a kind of pressure pipeline, and an end is arranged on the common air chamber, and is bundled on the standpipe, and its effect is to connect up-down support system and common air chamber.
Described common air chamber is circular or oval hollow, airtight circulating line, is arranged in the middle of the two floating pipes, passes connecting block, and its effect is through the air motion passage.
Described gas-distributing pipe is a kind of pressure pipeline, from the top of floating pipe each is saved the flexible small pipeline that the inner bag that floats in the pipeline section is connected to the common air chamber, and it act as air motion passage is provided, and inflates for each inner bag uniformly through gas-distributing pipe.
Described water service pipe is a kind of hollow pipe, and an end is arranged on the bottom of floating pipe outer wall, walks around its top along floating pipe outside and extends to apart from the bottom certain altitude again, and its effect is for the floating pipe of water body turnover passage to be provided.
Described standpipe, to hold up the rail pipe be hollow pipe, and its effect is to link connecting block and hold up the rail pipe, provides support the place when working to the staff, with safeguard work personnel's work safety.
When above-mentioned net cage uses; The net cage up-down support system that is positioned on the sea is connected to the common air chamber through steam hose; Be connected to the inner bag that is installed in the floating pipe of net cage; The floating interior water body realization net cage come-up of managing is discharged in expansion of control inner bag and contraction under the air pump effect in net cage up-down support system during the inner bag expansion, the water body when inner bag shrinks outside the net cage passes through siphonage from the sinking of the interior realization of the floating pipe of water service pipe entering net cage; When sinking to net cage (hanging on the sinker of fishing net bottom) contact sea bed, sink to stopping automatically.
The up-down support system of the up-down net cage of band inner bag of the present invention, this system is positioned on the sea, is connected to the net cage common air chamber through steam hose, is connected to the inner bag that is installed in the floating pipe of net cage through the net cage gas-distributing pipe again, comprising:
The air pump of air-flow is provided;
The flow distributor that connects air pump;
The cross over pipe of the gentle pump steam inlet of connection traffic distributor;
The branch gas joint of connection traffic distributor and net cage steam hose;
Be arranged at the gas-separating valve door on the branch gas joint;
Be arranged at the drain tap on the cross over pipe; And
Be positioned at the air gauge on the flow distributor.
The container of some minutes gas joints is set on the described flow distributor wall, and its effect is that the gas between buffering air pump and the gas-distributing pipe hits, and makes air-flow uniform and stable, and can air-flow be provided simultaneously for a plurality of net cages, realizes that a plurality of net cages go up and down simultaneously.
Described cross over pipe is a kind of hollow pressure pipeline, and its effect is the gentle pump steam inlet of connection traffic distributor.
Described drain tap is arranged on the cross over pipe of flow distributor, and its effect is a breather pipe pipeline switch, and transfer flow and pressure change airflow direction.
Above-mentioned net cage of the present invention and up-down support system are used, and when the needs net cage sinks, turn on floating pipe and go up all safety heads; Steam hose is connected on the branch gas joint of flow distributor of the up-down support system on the sea, opens all valves of flow distributor, with being installed in the air inlet that cross over pipe on the flow distributor is connected to air pump; Booster air pump, air-flow flows in the flow distributor through steam hose in inner bag, gets in the air pump through cross over pipe; Discharge through the exhaust outlet of air pump again; Form low pressure in the inner bag this moment, and inner bag shrinks, and the outer water body of net cage gets in the floating pipe from water service pipe through siphonage; The net cage overall weight increases, and net cage begins to sink.Air pump is constantly worked, and when barometric negative pressure reading sharply increases suddenly, closes air pump, and the net cage water-filling finishes.Net cage still continues to sink, and when part sinker contact sea bed, net cage sinks to stopping automatically and is suspended in the water body.Extract steam hose, it is arranged on the floating buoyancy aid across the sea.Net cage sinking end of operation.When the net cage that sinks need float, steam hose is connected on the branch gas joint of the up-down support system on the sea, being installed in the exhaust outlet that cross over pipe on the flow distributor is connected to air pump; Open the gas-separating valve door, booster air pump is slowly closed drain tap; The air-flow that air pump is discharged gets into flow distributor through cross over pipe; Get into inner bag through undue gas joint, gas-separating valve door and steam hose then, inner bag expands water body in the floating pipe of extruding, forces water body to pass through water service pipe and discharges floating pipe; The net cage overall weight reduces, and net cage begins come-up.Air pump constantly work emerges up to floating pipe, and when barometric reading basically no longer reduced, water body was excluded in the floating pipe, opens drain tap, closes air pump, separates steam hose and divides the gas joint, tightens floating pipe and goes up all safety heads, net cage come-up end of operation.
Compared with prior art, the invention has the advantages that: any valve and water pump are not set on the up-down net cage, have avoided the corrosion problem; Adopt siphon inlet, intercept seawater after the draining automatically and get into floating pipe; The pipe network system that aqueous vapor is filled row is succinct; The residue problem of water body in the floating pipe after having avoided net cage to rise; Realize many mouthfuls of net cage descending operations simultaneously; Net cage sinks to stopping automatically, need not floating body and supports the sinking net cage; The net cage descending operation is only accomplished by an air pump; The whole stress balance of net cage in the up-down has improved stability and safety that net cage goes up and down; Overall technology is implemented simple, and efficient is high, and cost is low.
Description of drawings
Fig. 1 is a up-down net cage plane;
Fig. 2 is a up-down net cage elevation;
Fig. 3 is the floating duct ligation composition of band inner bag;
Fig. 4 is provided with cross-sectional view for water inlet pipe;
Fig. 5 is the structure chart of up-down support system.
Among the figure: safety head 1, floating pipe 2, inner bag 3, dividing plate 4, gas-distributing pipe 5, common air chamber 6, water service pipe 7, connecting block 8, hold up rail pipe 9, steam hose 10, buoyancy aid 11, standpipe 12, etting 13, sinker 14, hawser 15, air pump 16, flow distributor 17, air gauge 18, drain tap 19, cross over pipe 20, gas-separating valve door 21, divide gas joint 22.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated, present embodiment provide embodiment and operating process, but protection scope of the present invention is not limited to following embodiment being to implement under the prerequisite with technical scheme of the present invention.
Shown in Fig. 1-4, the present invention provides a kind of up-down net cage of described band inner bag to comprise:
At least two floating pipes 2 of buoyancy are provided for net cage;
Be positioned at and float inner bag 3 pipe, that pass through gas control realization expansion and shrink;
Be positioned at floating pipe, will float the dividing plate 4 that pipe is evenly separated plurality of sections;
Be arranged in the middle of the two floating pipes, as the common air chamber 6 of air motion passage;
Connect the flow distributor of net cage up-down support system and common air chamber's steam hose 10;
Inner bag in the floating pipeline section is connected to common air chamber's gas-distributing pipe 5;
One end is arranged on floating pipe bottom, the other end is walked around the water service pipe 7 that its top extends to floating pipe bottom again along floating pipe;
Said net cage can also further be provided with safety head 1; Described safety head is to adopt the pressure made from floating pipe identical materials to twist the formula closed cover; Promptly when tightening and unscrew, need apply axial compressive force, be arranged on the lower edge of water service pipe, its effect is to prevent to surge to get in the floating pipe.
Said net cage can also further be provided with etting 13, and described etting is the fishing net made from black polyamide fibre or polythene material, and its upper limb closely is suspended on the floating pipe, and the living space is provided for breeding fish.
Said net cage also further is provided with hawser 15, and described hawser adopts uvioresistant, anticorrosive, high-strength materials making rope, and its effect is the bottom that sinker is hanging to etting.
Said net cage can also further be provided with buoyancy aid 11, and described buoyancy aid is processed by high strength such as HDPE, uvioresistant, resistant material, is used to provide buoyancy, supports whole steam hose better, prevents that it from sinking under water.
Said net cage can also further be provided with sinker 14, and described sinker is cylinder shape or the streamlined body by material such as concrete, and its effect is to make the etting casing sink better, open.
Said net cage can also further be provided with the connecting block 8 that links inside and outside floating pipe, and described connecting block adopts uvioresistant, anticorrosive, material that tearing strength is high.
Said net cage can also further be provided with connecting block 8, the standpipe 12 that links inside and outside floating pipe and hold up rail pipe 9, and described standpipe links connecting block and holds up the rail pipe.
Described floating pipe 2 is that its effect is for net cage buoyancy to be provided with circular or oval hollow, the airtight circulating line of uvioresistants such as HDPE, anticorrosive, material that tearing strength is high.
Described inner bag 3 adopts that high strength, flexibility, uvioresistant, anticorrosion, tearing strength are high, impermeable material is made, and is shaped as cylinder, can radial expansion, and when being inflation, its effect progressively expands, and squeeze water body and go out to float pipe.
Described dividing plate 4 adopts with floating pipe identical materials and makes, and its effect is that floating pipe evenly is separated into some five equilibriums, forms the identical pipeline section of some volumes.
The pressure pipeline that described steam hose 10 adopts high strength, flexibility, uvioresistant, anticorrosion, tearing strength height, impermeable material to make; One end is arranged on the common air chamber; And be bundled on the standpipe, its effect is to connect up-down support system and common air chamber.
The pressure pipeline that described gas-distributing pipe 5 adopts uvioresistant, flexible material anticorrosive, that tearing strength is high to make; The inner bag in the floating pipeline section of each joint is connected to common air chamber's flexible small pipeline from the top of floating pipe; It act as air motion passage is provided, and inflates for each inner bag uniformly through gas-distributing pipe.
Described water service pipe 7 adopts the hollow pipe made from floating pipe identical materials, and an end is arranged on the bottom of floating pipe, walks around its top along floating pipe and extends to apart from the bottom certain altitude again, and its effect is for the floating pipe of water body turnover passage to be provided.
Described standpipe 12 adopts the hollow pipe of uvioresistants, anticorrosive, material that tearing strength is high, and its effect is to link connecting block and hold up the rail pipe, with safeguard work personnel's work safety.
The described hollow pipe of holding up rail pipe 9 to adopt uvioresistants, anticorrosive, material that tearing strength is high, its effect are to provide support the place when working to the staff, with safeguard work personnel's work safety.
Described common air chamber 6 adopts circular or oval hollow, the airtight circulating line made from floating pipe identical materials, is arranged in the middle of the two floating pipes, passes connecting block 8, and its effect is through the air motion passage.
Shown in Fig. 1-5; The present invention provides a kind of up-down support system of the up-down net cage with inner bag, and this system is positioned on the sea, is connected to net cage common air chamber 6 through steam hose 10; Be connected to the inner bag 3 that is installed in the floating pipe 2 of net cage through net cage gas-distributing pipe 5 again, comprise:
The air pump 16 of air-flow is provided;
The flow distributor 17 that connects air pump;
The cross over pipe 20 of the gentle pump steam inlet of connection traffic distributor;
The branch gas joint 22 of connection traffic distributor and net cage steam hose;
Be arranged at the gas-separating valve door 21 on the branch gas joint;
Be arranged at the drain tap 19 on the cross over pipe; And
Be positioned at the air gauge 18 on the flow distributor.
Described air pump 16 is a deaeration or a kind of motor driver that adds air, can be inflator pump, filling and sucking type air pump etc., and its effect provides air-flow.
Described flow distributor 17 adopts uvioresistants, anticorrosive, that high-strength material is made, that some minutes gas joints are set on wall container; Its effect is that the gas between buffering air pump and the gas-distributing pipe hits; Make air-flow uniform and stable; And can air-flow be provided simultaneously for a plurality of net cages, realize that a plurality of net cages go up and down simultaneously.
Described cross over pipe 20 adopts uvioresistants, anticorrosive, hollow pressure pipeline that high-strength materials is made, and its effect is the gentle pump steam inlet of connection traffic distributor.
Gas joint 22 adopted uvioresistant, anticorrosive, high-strength materials making in described minute, and its effect is connection traffic distributor and steam hose.
Described air gauge 18 is arranged on a barometric surveying device on the flow distributor, and its effect is the size that shows instantaneous pressure in the flow distributor.
Described gas-separating valve door 21 adopts uvioresistant, anticorrosive, high-strength materials making, is arranged on the gas separating port of flow distributor, and its effect is a breather pipe pipeline switch, transfer flow and pressure.
Described drain tap 19 adopts uvioresistant, anticorrosive, high-strength materials making, is arranged on the cross over pipe of flow distributor, and its effect is a breather pipe pipeline switch, and transfer flow and pressure change airflow direction.
Use and operate the embodiment of the invention is carried out detailed explanation below in conjunction with concrete:
Embodiment 1: a kind of up-down net cage and up-down support system.
This net cage jacking system is made up of the net cage with elevating function that has the inner bag that can stretch and up-down support system two parts.Like Fig. 1 to shown in Figure 5, wherein: net cage mainly comprises safety head 1, floating pipe 2, inner bag 3, dividing plate 4, common air chamber 6, steam hose 10, gas-distributing pipe 5, water service pipe 7, connecting block 8, standpipe 12, holds up rail pipe 9, etting 13, hawser 15, sinker 14 and buoyancy aid 11; The up-down support system mainly comprises air pump 16, flow distributor 17, drain tap 19, cross over pipe 20, gas-separating valve door 21, branch gas joint 22 and air gauge 18.
The up-down support system that is positioned on the sea is connected to common air chamber 6 through steam hose 10; Be connected to the inner bag 3 that is installed in the floating pipe 2 of net cage through gas-distributing pipe 5 again; Etting 13 upper limbs are suspended on the floating pipe 3; Sinker 14 is hanging to the bottom of etting 13, and buoyancy aid 11 connects and supports whole steam hose 10, and dividing plate 4 is arranged in the floating pipe 2; Cross over pipe 20 connection traffic distributors 17 and air pump 16 air inlets; The branch gas joint 22 of flow distributor 17 is provided with gas-separating valve door 21; Cross over pipe 20 is provided with drain tap 19, divides the gas joint 22 connection traffic distributors 17 and steam hose 10, and air gauge 18 is arranged on the flow distributor 17; Can expand and shrink at air pump 16 effect bottom inner containers 3; The water body of discharging when inner bag 3 expands in the floating pipe 2 is realized the net cage come-up; The outer water body of net cage got into from water service pipe 7 through siphonage and realizes in the floating pipe 2 that net cage sinks when inner bag 3 shrank; When sinking to the sinker 14 contact sea beds that hang on etting 13 bottoms, sink to stopping automatically.
Present embodiment operating depth 20m, four-hole up-down net cage.Floating pipe 2 is to use the HDPE material, is divided into inside and outside two, 12 sections of each five equilibriums, and caliber is 310mm, wall thickness 20mm, wherein interior floating pipe range 60m, floating outward pipe range 65m; Inner bag 3 is closing membrane structures of processing with good springiness, elastomeric material that intensity is high; The manufacturing materials of dividing plate 4 is identical with floating pipe, and thickness of slab 10mm evenly is divided into 12 sealing pipeline sections respectively with inside and outside floating pipe 2; Common air chamber 6 all adopts with floating pipe 2 identical materials with water service pipe 7 and processes, and gas-distributing pipe 5 adopts PTU to make; Each pipeline section is provided with 1 gas-distributing pipe, and gas-distributing pipe 5 amounts to 24, and caliber is 8mm, and the middle and upper part from each pipeline section gets into floating pipe 2 inside and inner bag 3 UNICOMs respectively; Common air chamber 6 long 62.5m are 1 end to end sealed tube, and caliber is 100mm, and gas-distributing pipe 5 evenly is communicated on the common air chamber 6; Water service pipe 7 is 12, and caliber is 40mm, is arranged on the middle part of each pipeline section; Hold up rail pipe 9 caliber 110mm, high 80cm; Air pump 16 adopts voltage 380V AC power pattern air pump, pressure 0.8MPa, tolerance 1000L/min; Etting adopts polythene material to process degree of depth 8m; Hawser 15 usefulness high-strength polyethylene materials are processed, 200 kilograms of the maximum pulls that can bear, totally 61,30 length 1.5m, 31 length 2m; Buoyancy aid 11 is provided with 1, and using the HDPE material is streamlined seal, maximum buoyancy 200N; Sinker 14 is the streamlined blocks that become by concrete for making, and totally 61, each weight 40kg is with the hawser 15 staggered suspensions of different length.
Net cage step-down operation step is following:
(1) when the needs net cage sinks, turn on each safety head 1 on all floating pipes 2 of four-hole up-down net cage, the steam hose 10 of every mouthful of net cage is connected respectively on the branch gas joint 22 of flow distributor 17 of the up-down support system on the sea; With being installed in the air inlet that cross over pipe 20 on the flow distributor 17 is connected to air pump 16, open each gas-separating valve door 21, booster air pump 16; Slowly close drain tap 19, the gas of air-flow in the inner bag 3 is through steam hose 10 and gas-separating valve door 21, flow in the flow distributor 17 with cross over pipe 20; Get in the air pump 16, discharge through the exhaust outlet of air pump 16 again, form low pressure in the inner bag 3 at this moment; Inner bag 3 shrinks; The outer water body of floating pipe network case gets in the floating pipe 2 from water service pipe 7 through siphonage, and the net cage overall weight increases, and net cage begins to sink.Air pump 16 is constantly worked, and when the negative pressure reading of air gauge 18 sharply increases suddenly, closes air pump 16, opens drain tap 19, and the net cage water-filling finishes.Net cage still continues to sink, and behind part sinker 14 contact sea beds, net cage sinks to stopping automatically, and this moment, fishing net was suspended in the high water body of bed 1m off sea, whole net cage sinking 21m.Extract steam hose 10, it is arranged on the floating buoyancy aid 11 across the sea.Net cage sinking end of operation.
(2) when the net cage that sinks need float, every steam hose 10 is connected on the branch gas joint 22 of the up-down support system on the sea, opens gas-separating valve door 21; With being installed in the exhaust outlet that cross over pipe 20 on the flow distributor 17 is connected to air pump 16, open drain tap 19, booster air pump 16; Slowly close drain tap 19, air-flow gets into cross over pipe 20 from air pump 16, gets into flow distributor 17; Get into inner bag 3 through undue gas joint 22, gas-separating valve door 21 and steam hose 10 then, inner bag 3 expands water body in the floating pipe 2 of extruding, forces water body to pass through water service pipe 7 and discharges floating pipe 2; The net cage overall weight reduces, and net cage begins come-up.Air pump 16 constantly work emerges up to floating pipe 2, and when the reading of air gauge 18 basically no longer reduced, water body was excluded in the floating pipe 2; Open drain tap 19, close air pump 16, separate steam hose 10 and divide gas joint 22; The every floating pipe of screwing on is gone up all safety heads 1, net cage come-up end of operation.
Implementation result: four-hole up-down net cage about 10m that sinks from the sea smoothly, steadily, safely, be suspended in the water body of 20m, and can on float to the water surface.Any valve and water pump are not set on the net cage, have avoided the corrosion problem; Adopt siphon inlet, intercept seawater after the draining automatically and get into floating pipe; Pipe network system is succinct; The residue problem of water body in the floating pipe after having avoided net cage to rise; Realize many mouthfuls of net cage descending operations simultaneously; Net cage sinks to stopping automatically, need not floating body and supports the sinking net cage; The net cage descending operation is only accomplished by an air pump; Overall technology is implemented simple, and efficient is high, and cost is low.
Embodiment 2: a kind of up-down net cage and up-down support system.
This net cage jacking system is made up of the net cage with elevating function that has the inner bag that can stretch and up-down support system two parts.Arrive shown in Figure 5 like Fig. 1; Wherein: net cage mainly comprises safety head 1, floating pipe 2, inner bag 3, dividing plate 4, common air chamber 6, steam hose 10, gas-distributing pipe 5, water service pipe 7, also further comprises connecting block 8, standpipe 1, holds up rail pipe 9, etting 13, hawser 15, sinker 14 and buoyancy aid 11; The up-down support system mainly comprises air pump 16, cross over pipe 20, drain tap 19, gas-separating valve door 21, flow distributor 17, branch gas joint 22 and air gauge 18.
Present embodiment operating depth 40m, eight mouthfuls of up-down net cages.Floating pipe 2 is to use the HDPE material, is divided into inside and outside two, 16 sections of each five equilibriums, and caliber is 340mm, wall thickness 20mm, wherein interior floating pipe range 80m, floating outward pipe range 85m; Inner bag 3 is closing membrane structures of processing with good springiness, PTU material that intensity is high; The manufacturing materials of dividing plate 4 is identical with floating pipe, and thickness of slab 10mm evenly is divided into 16 sealing pipeline sections respectively with inside and outside floating pipe 2; Common air chamber 6 all adopts with floating pipe 2 identical materials with water service pipe 7 and processes, and gas-distributing pipe 5 adopts PTU to make; Gas-distributing pipe 5 amounts to 32, and caliber is 12mm, and the middle and upper part from each pipeline section gets into floating pipe 2 inside and inner bag 3 UNICOMs respectively; Common air chamber 6 long 82.5m are 1 end to end closed conduit, and caliber is 120mm, and gas-distributing pipe 5 evenly is communicated on the common air chamber 6; Water service pipe 7 is 16, and caliber is 50mm, is arranged on the middle part of each pipeline section; Hold up rail pipe 9 caliber 120mm, high 80cm; Air pump 16 adopts voltage 380V AC power pattern air pump, pressure 1.0MPa, tolerance 1200L/min; Etting adopts polythene material to process degree of depth 12m; Hawser 15 usefulness high-strength polyethylene materials are processed, 200 kilograms of the maximum pulls that can bear, totally 81,41 length 1.3m wherein, 40 length 1.0m; Buoyancy aid 11 is provided with 1, and using the HDPE material is streamlined seal, maximum buoyancy 200N; Sinker 14 is the streamlined blocks that become by concrete for making, totally 81, and each weight 40kg, staggered with hawser different in size 15 suspensions and etting 13 bottoms.
Net cage step-down operation step is following:
(1) when the needs net cage sinks, turn on each safety head 1 on all floating pipes 2 of eight mouthfuls of up-down net cages, the steam hose 10 of every mouthful of net cage is connected respectively on the branch gas joint 22 of flow distributor 17 of the up-down support system on the sea; With being installed in the air inlet that cross over pipe 20 on the flow distributor 17 is connected to air pump 16, open all gas-separating valve doors 21, booster air pump 16; Slowly close drain tap 19, air-flow is interior through steam hose 10 and gas-separating valve door 21 from inner bag 3, flows to flow distributor interior 17; Get in the air pump 16 through cross over pipe 20; Discharge through the exhaust outlet of air pump 16, inner bag 3 forms low pressure and shrinks at this moment again, and the outer water body of net cage gets into from water service pipe 7 through siphonage and floats in the pipe 2; The net cage overall weight increases, and net cage begins to sink.Air pump 16 is constantly worked, and when the negative pressure reading of air gauge 18 sharply increases suddenly, closes air pump 16, and the net cage water-filling finishes.Net cage still continues sinking, and behind part sinker 14 contact sea beds, net cage sinks to stopping automatically, and this moment, fishing net was suspended in the high water body of the about 3m of bed off sea, the about 25m of whole net cage sinking.Extract all steam hoses 10, it is arranged on the floating buoyancy aid 11 across the sea.Net cage sinking end of operation.
(2) when the net cage that sinks need float, every steam hose 10 is connected on the branch gas joint 22 of the up-down support system on the sea, being installed in the exhaust outlet that cross over pipe 20 on the flow distributor 17 is connected to air pump 16; Open corresponding gas-separating valve door 21, booster air pump is closed drain tap 19 slowly; Air-flow gets into flow distributor 17 from air pump 16 through cross over pipe 20; Get into inner bag 3 through undue gas joint 22, gas-separating valve door 21 and steam hose 11 then, inner bag 3 expands water body in the floating pipe 2 of extruding, forces water body to pass through water service pipe 7 and discharges floating pipe 2; The net cage overall weight reduces, and net cage begins come-up.Air pump 16 constantly work emerges up to floating pipe 2; When the reading of air gauge 18 basically no longer reduced, water body was excluded in the floating pipe 2, opens drain tap 19; Close air pump 16; Separate steam hose 10 and divide gas joint 22, twist all safety heads 1 of every floating pipe on the good net cage, net cage come-up end of operation.
Implementation result: eight mouthfuls of up-down net cages about 27m that sinks from the sea smoothly, steadily, safely, be suspended on the bottom of 40m water body, and can on float to the water surface.Net cage steadily goes up and down smoothly, and any valve and water pump are not set, and has avoided the corrosion problem; Adopt siphon inlet, intercept seawater after the draining automatically and get into floating pipe; Pipe network system is succinct; The residue problem of water body in the floating pipe after having avoided net cage to rise; Realize many mouthfuls of net cage descending operations simultaneously; Net cage sinks to stopping automatically, need not floating body and supports the sinking net cage; Overall technology is implemented simple, and efficient is high, and cost is low.
More than be the preferred embodiments of the present invention,, will be appreciated that above-mentioned description should not be considered to limitation of the present invention although content of the present invention has been done detailed introduction through above-mentioned preferred embodiment.After those skilled in the art have read foregoing, for multiple modification of the present invention with to substitute all will be conspicuous.Therefore, protection scope of the present invention should be limited appended claim.
Claims (16)
1. up-down net cage with inner bag is characterized in that comprising:
At least two floating pipes of buoyancy are provided for net cage;
Be positioned at and float inner bag pipe, that pass through gas control realization expansion and shrink;
Be positioned at floating pipe, will float the partition member that pipe is evenly separated plurality of sections;
Be arranged in the middle of the two floating pipes, as the common air chamber of air motion passage;
The steam hose that connects net cage up-down support system and common air chamber;
Inner bag in the floating pipeline section is connected to common air chamber's gas-distributing pipe; And
One end is arranged on floating pipe bottom, the other end is walked around the water service pipe that its top extends to floating pipe bottom again along floating pipe;
The control inner bag expands and shrinks under the effect of net cage up-down support system; The water body of discharging when inner bag expands in the floating pipe is realized the net cage come-up; The outer water body of net cage got into from water service pipe through siphonage and realizes in the floating pipe that net cage sinks when inner bag shrank; When sinking to net cage contact sea bed, sink to stopping automatically.
2. the up-down net cage of band inner bag according to claim 1 is characterized in that: said net cage further is provided with the buoyancy aid that is used to provide buoyancy, and described buoyancy aid connects steam hose.
3. the up-down net cage of band inner bag according to claim 1 is characterized in that: said net cage further is provided with etting, and described etting upper limb closely is suspended on the floating pipe.
4. the up-down net cage of band inner bag according to claim 3 is characterized in that: said net cage further is provided with sinker, and described sinker is arranged on the etting below.
5. the up-down net cage of band inner bag according to claim 1 is characterized in that: said net cage further is provided with to prevent to surge and gets into the safety head in the floating pipe, and described safety head is arranged on the lower edge of water service pipe.
6. according to the up-down net cage of each described band inner bag of claim 1-5, it is characterized in that: said net cage further is provided with the connecting block that links inside and outside floating pipe.
7. according to the up-down net cage of each described band inner bag of claim 1-5, it is characterized in that: said net cage further is provided with connecting block, the standpipe that links inside and outside floating pipe and holds up the rail pipe, and described standpipe links connecting block and holds up the rail pipe.
8. the up-down net cage of band inner bag according to claim 7 is characterized in that: described steam hose is a kind of pressure pipeline, and an end is arranged on the common air chamber, and is bundled on the standpipe.
9. the up-down net cage of band inner bag according to claim 7 is characterized in that: described common air chamber is circular or oval hollow, airtight circulating line, is arranged in the middle of the two floating pipes, passes connecting block.
10. according to the up-down net cage of each described band inner bag of claim 1-5, it is characterized in that: described floating pipe is circular or oval hollow, airtight circulating line.
11. the up-down net cage according to each described band inner bag of claim 1-5 is characterized in that: described inner bag is shaped as cylinder, can radial expansion.
12. up-down net cage according to each described band inner bag of claim 1-5; It is characterized in that: described gas-distributing pipe is a kind of pressure pipeline; From the top of floating pipe each is saved the flexible small pipeline that the inner bag that floats in the pipeline section is connected to the common air chamber, inflate for each inner bag uniformly through gas-distributing pipe.
13. up-down net cage according to each described band inner bag of claim 1-5; It is characterized in that: described water service pipe is a kind of hollow pipe that passage is provided for the floating pipe of water body turnover; One end is arranged on floating pipe bottom, and the other end is walked around its top along floating pipe and extended to floating pipe bottom again.
14. a up-down support system that is used for the up-down net cage of the said band inner bag of claim 1-13, this system is positioned on the sea, is connected to the net cage common air chamber through steam hose, is connected to the inner bag that is installed in the floating pipe through gas-distributing pipe again, and this system comprises:
The air pump of air-flow is provided;
The flow distributor that connects air pump;
The cross over pipe of the gentle pump steam inlet of connection traffic distributor;
The branch gas joint of connection traffic distributor and net cage steam hose;
Be arranged at the gas-separating valve door on the branch gas joint;
Be arranged at the drain tap on the cross over pipe; And
Be positioned at the air gauge on the flow distributor.
15. the up-down support system according to the up-down net cage of the said band inner bag of claim 14 is characterized in that: the container that some minutes gas joints are set on the described flow distributor wall.
16. according to the up-down support system of the up-down net cage of claim 14 or 15 said band inner bags, it is characterized in that: described cross over pipe is a kind of hollow pressure pipeline.
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| CN103798161A (en) * | 2014-01-13 | 2014-05-21 | 浙江海洋学院 | Novel deepwater net cage hydraulic lifting device |
| CN104929095A (en) * | 2015-05-26 | 2015-09-23 | 浙江海洋学院 | Wave power generation and deepwater net cage underwater lifting adjustment integrated platform |
| CN105028270B (en) * | 2015-06-26 | 2017-08-25 | 广东联塑科技实业有限公司 | A kind of lift aquaculture net cage |
| CN105028270A (en) * | 2015-06-26 | 2015-11-11 | 广东联塑科技实业有限公司 | Lift-type aquaculture net cage |
| CN104996340A (en) * | 2015-07-27 | 2015-10-28 | 广东联塑科技实业有限公司 | Floating mariculture marine cage floating rack enabling stable ascent and descent |
| WO2018014398A1 (en) * | 2016-07-17 | 2018-01-25 | 杨越 | Operation method for lifting and lowering device of underwater pressure tapping system used by unmanned vessel |
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| CN106818578B (en) * | 2016-12-26 | 2020-08-18 | 浙江海洋大学 | Liftable net cage suitable for mariculture |
| CN108029608A (en) * | 2017-12-29 | 2018-05-15 | 泉州天惠海洋生态科技有限公司 | A kind of solar energy culturing marine products system |
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| CN107926802A (en) * | 2018-01-17 | 2018-04-20 | 济南昌林气囊容器厂有限公司 | A kind of floatable deep-sea air bag aquaculture net cage |
| 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 |
| CN108967288A (en) * | 2018-09-18 | 2018-12-11 | 中国水产科学研究院渔业机械仪器研究所 | A kind of fish culture lifting net cage |
| CN110301387A (en) * | 2019-08-09 | 2019-10-08 | 浙江海洋大学 | Wind resistance wave type aquaculture net cage device |
| CN110301387B (en) * | 2019-08-09 | 2021-04-27 | 浙江海洋大学 | Anti-wind-wave type aquaculture net cage device |
| CN112293357B (en) * | 2020-10-29 | 2021-07-06 | 哈尔滨工程大学 | Net cage fishing device capable of freely lifting |
| CN112293357A (en) * | 2020-10-29 | 2021-02-02 | 哈尔滨工程大学 | Net cage fishing device capable of freely lifting |
| CN113115733A (en) * | 2021-04-19 | 2021-07-16 | 中国水产科学研究院南海水产研究所 | Over-and-under type aquaculture net case suitable for offshore wind power generation |
| CN113115733B (en) * | 2021-04-19 | 2022-02-25 | 中国水产科学研究院南海水产研究所 | Over-and-under type aquaculture net case suitable for offshore wind power generation |
| CN115517210A (en) * | 2022-10-21 | 2022-12-27 | 南昌大学 | A suspending device for reservoir culture pearl mussel |
| CN115617058A (en) * | 2022-11-09 | 2023-01-17 | 中国船舶科学研究中心 | Bottom control method of full-submersible type breeding equipment |
| CN116076415A (en) * | 2022-11-21 | 2023-05-09 | 四川玄武岩纤维新材料研究院(创新中心) | Lifting net cage |
| CN116629166A (en) * | 2023-07-26 | 2023-08-22 | 山东大学 | Cable tension determining method, layout design method, equipment and medium for anchorage system |
| CN116629166B (en) * | 2023-07-26 | 2023-11-03 | 山东大学 | Cable tension determining method, layout design method, equipment and medium for anchorage system |
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