A kind of circular platform type wind wave-resisting net casing
Technical field
The invention belongs to technical field of aquaculture, and in particular to a kind of circular platform type wind wave-resisting net casing.
Background technique
Net cage is being configured into the occasion in the slow inland bay of flow velocity etc. as previous, there is the bait being fed in net cage
The problem of residue is deposited to seabed sludge and incurs marine pollution.Also, in the few closed of the replacement of the such water of inland bay
Waters is easy to infect the disease of fish.Especially in recent years due to elements such as the nitrogen, the phosphorus that contain in the draining of family or factory etc.
It flows into marine and easily causes (seawater) eutrophication, red tide, which occurs, on sea is negatively influenced aquatic products.And
When largely being cultivated in limited space in gulf, it has to which intensive netcages cause fish there are the meltage of water oxygen deficiency
Dead danger.Moreover, in high wind such as typhoons, since the net cage frame of floating across the sea is directly by the strong of the generations such as high wind
Wave fluctuating or quick water flow influence, thus generate net cage and drift about, is damaged, or even make aquatic products since net cage is damaged
It runs away, generates big damage.On the other hand, net cage is configured without influencing in order not to Marine Pollution or on aquatic products etc.
At off-lying sea, since net cage is always directed by the influence compared with the fluctuating of high-amplitude wave or quick water flow, it is easy damaged, risk
Height, therefore, net cage are provided that more difficult in off-lying sea.
Summary of the invention
The purpose of the present invention is to provide a kind of circular platform type wind wave-resisting net casings, are able to achieve the self-balanced floating-sinking of net cage, wind resistance
Unrestrained ability is strong, while also ensuring the water body exchange velocity inside and outside net cage, avoids the generation of the eutrophication and fish disease in sea area,
Breeding environment effectively is improved, promotes the growth of aquatic products.
The scheme that the present invention is taken to achieve the above object are as follows: a kind of circular platform type wind wave-resisting net casing, including net cage frame,
Etting, etting top are connected with net cage frame, and the circumferencial direction ring of net cage frame is furnished with hook, is equipped with dirt collection group inside etting
Part, dirt collection component lower section are equipped with dispersion impeller, and dirt collection component is connect with etting with dispersion impeller.Net cage frame of the invention is integrated
Phenomenon of falling apart will not occur in the overall structure of the design of change net cage under rugged environment, and have preferable capacity of anti-storm,
Net cage surrounding connects the stability that anchor line strengthens net cage by connecting rope, and the circumferencial direction ring of net cage frame is furnished with hook,
Stormy waves one layer of etting of bedding at the top of net cage screen frame compared with Qiang Shike, the corner of etting is hooked on hook, then all by entire net cage
It is sunken under the water surface, that is, can avoid the impact of stormy waves and avertible aquatic products are escaped, improve the practicability of device, dirt collection group
Part and dispersion impeller, which are used cooperatively, can be such that the excreta of extra bait and aquatic products decomposes and net cage quickly can be discharged with water flow,
The generation for avoiding the eutrophication and fish disease in sea area, improves breeding environment.
Preferably, the side of net cage frame is connected with connecting rope, connecting rope is connected in the middle part of anchor line, connection bubble at the top of anchor line
Foam float, foam plastic float bottom connect anchor, are connected between every anchor line by layback rope.Foam plastic float is provided to net cage
Certain buoyancy, being connected by connecting rope between net cage and anchor line, connecting rope there are surplus will not draw it is very tight, it is heavy for net cage
It is used when floating, anchor is connected to anchor line bottom for fixed cage position, can prevent net cage from generating displacement in inclement weather.
It is connect preferably, etting is worn by nettle, adjacent nettle two sides are equipped with air bag, and inside air bag is placed with counterweight
One end of ball, air bag is equipped with bronchus.The setting can automatically control the sink-float of entire net cage, since the presence of air bag individually will
Net cage will not turn on one's side when being placed on marine cultivation, while be also beneficial to pack up net cage when harvesting, and nettle two sides are equipped with
Symmetrical air bag, the bronchus in air bag may be connected to an inlet manifold, then connect external air pump by inlet manifold, when cultivation
The buoyancy that air bag is risen to net cage full of air lift, makes net cage float on the water surface always, and the gravity of weighted spherical ball is less than air bag full of after gas
Buoyancy, the gas in air bag is discharged rapidly when encountering bad weather, entire net cage can pass through the gravity of air bag inner float ball
Sink rapidly, play a good protective effect to net cage, the aquatic products cultivated in net cage in order to prevent are escaped in net cage top cover
Upper etting.
Preferably, dirt collection component is cone, and the upper opening of dirt collection component and the size of under shed ratio are 5-0.5,
Dirt collection component includes the string bag, and string bag bottom is connected with metal mesh sheet, is welded with blowdown mouth below metal mesh sheet.Dirt collection component is used for
The drainage of residual bait, excrement is collected and decomposed, the aquatic products of cultivation are in above dirt collection component, and residual bait, excrement can pass through itself
Gravity sinks, and dirt collection component is cone, and residual bait, excrement can slide along the string bag and metal mesh sheet to blowdown mouth, by blowdown
The processing of mouth drains into dispersion impeller, then net cage is discharged in residual bait, excrement by the impact of seawater.
Preferably, the lateral outer of blowdown mouth is connected with mounting base, micromotor, micromotor are installed in mounting base
Output connection rotating shaft, shaft is located inside blowdown mouth, and stratum granulosum is equipped on the outside of shaft, and shaft two sides are equipped with symmetrical fixed
Axis, fixing axle surface are laterally placed with idler wheel, and idler wheel is in contact with the stratum granulosum on shaft surface, the junction of idler wheel and fixing axle
Equipped with bearing.When residual bait, excrement drain into blowdown mouth, the micromotor of blowdown mouth side be will start, and drive shaft rotation, shaft two
Side is glued with several idler wheels and can also rotate together, and passes through the inertia generated when rotation and residual bait, the self gravity of excrement, residual bait,
Excrement between shaft and idler wheel by that can be extruded in minimum particle, and shaft surface particles layer further increases extruding in addition
The frictional force of generation realizes the decomposition of residual bait, excrement to greatest extent, greatly reduces residual bait, excrement is deposited in net cage
Bottom, and cause that sea area is oxygen enrichment, the exchange of water body inside and outside net cage is promoted, while can also prevent net cage basic sediment
Anoxic, avoid sediment release and go out H2S and CH4 generates harm to aquatic products, ensure that the aquatic products quality of cultivation.
Preferably, dispersion impeller top surface is horizontal by 15 ° of -20 ° of angles, dispersion panel surface, which runs through, round tube, in round tube
Portion is equipped with strainer.Net cage can be gone out with water flow by resolving into short grained residual bait, excrement a part, and another part can be along dispersion
The gradient of disk directly slides to net cage, avoids residual bait, excrement from contacting with the bed mud of net cage bottom, prevents the increasing of microorganism
It is long.
Preferably, being equipped with manway above net cage frame, manway two sides are symmetrically arranged with bait thrower.Net cage frame
Manway on frame can be used for use when staff's inspection and bait throwing in, and the device for feeding fish bait of manway two sides setting is convenient for work
Personnel's bait throwing in, improves working efficiency.
Compared with prior art, the invention has the benefit that 1) net cage can realize entirety by nettle two sides air bag
Sink-float, can effectively avoid the impact of seawater in inclement weather, plays a good protective effect to net cage.2) dirt collection component can be right
Residual bait, excrement are guided, are collected, then are broken down into nano sized particles, are avoided residual bait, excrement from being sunken to net cage bottom and are caused sea area
It is oxygen enrichment, while also promoting the exchange of seawater inside and outside net cage;3) dispersion impeller and horizontal plane have certain angle, residual bait, excrement
A part can go out net cage with water flow, and another part can directly slide to net cage along the gradient of dispersion impeller, avoid residual
Bait, excrement are contacted with the bed mud of net cage bottom, prevent the growth of microorganism.
Present invention employs a kind of circular platform type wind wave-resisting net casings that above-mentioned technical proposal provides, and compensate for the prior art not
Foot, reasonable design, easy operation.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of circular platform type wind wave-resisting net casing of the present invention;(removal dirt collection component)
Fig. 2 is a kind of structural schematic diagram of circular platform type wind wave-resisting net casing of the present invention;(removing dispersion impeller)
Fig. 3 is the enlarged drawing of nettle of the present invention;
Fig. 4 is the structural schematic diagram of dispersion impeller of the present invention;
Fig. 5 is the structural schematic diagram of dirt collection component of the present invention;
Fig. 6 is the cross-sectional view of A-A of the present invention.
Description of symbols: 1 foam plastic float;2 net cage frames;3 layback ropes;4 ettings;5 dispersion impellers;6 anchor lines;7 anchors;8
Dirt collection component;9 hooks;10 connecting ropes;11 strainers;12 round tubes;13 string bags;14 metal mesh sheets;15 blowdown mouths;16 bearings;17
Granulosa;18 shafts;19 idler wheels;20 mounting bases;21 micromotors;22 fixing axles;23 nettles;24 weighted spherical balls;25 bronchuses;26 gas
Capsule;27 manways;28 bait throwers.
Specific embodiment
Present invention is further described in detail with attached drawing with reference to embodiments:
Embodiment 1:
As shown in figures 1 to 6, a kind of circular platform type wind wave-resisting net casing, including net cage frame 2, etting 4 are connected with net cage at the top of etting 4
Frame 2, the circumferencial direction ring of net cage frame 2 are furnished with hook 9, dirt collection component 8 are equipped with inside etting 4, is equipped with below dirt collection component 8
Dispersion impeller 5, dirt collection component 8 are connect with etting 4 with dispersion impeller 5.Net cage frame of the invention is the design of integration severe
In the environment of the overall structure of net cage phenomenon of falling apart will not occur, there is preferable capacity of anti-storm, net cage surrounding passes through company
Splicing connection anchor line strengthens the stability of net cage, and the circumferencial direction ring of net cage frame is furnished with hook, exists in stormy waves compared with Qiang Shike
One layer of etting of bedding at the top of net cage screen frame, the corner of etting is hooked on hook, then entire net cage is all sunken under the water surface, i.e.,
The impact and avertible aquatic products that can avoid stormy waves are escaped, and the practicability of device is improved, and dirt collection component and dispersion impeller cooperate
Using the excreta decomposition that can make extra bait and aquatic products and net cage quickly can be discharged with water flow, avoid the richness in sea area
The generation of nutrient laden and fish disease, improves breeding environment.
The side of net cage frame 2 is connected with connecting rope 10, and connecting rope 10 connects 6 middle part of anchor line, connects foam at the top of anchor line 6
Float 1,1 bottom of foam plastic float connect anchor 7, are connected between every anchor line 6 by layback rope 3.Foam plastic float is mentioned to net cage
Supplied certain buoyancy, being connected by connecting rope between net cage and anchor line, connecting rope there are surplus will not draw it is very tight, for net
Case uses when rising and falling, and anchor is connected to anchor line bottom for fixed cage position, can prevent net cage from generating position in inclement weather
It moves.
Etting 4 is worn by nettle 23 and is connect, and adjacent 23 two sides of nettle are equipped with air bag 26, is placed with counterweight inside air bag 26
One end of ball 24, air bag 26 is equipped with bronchus 25.The setting can automatically control the sink-float of entire net cage, due to the presence of air bag
It will not turn on one's side when net cage being individually placed on marine cultivation, while be also beneficial to pack up net cage when harvesting, nettle two
Side is equipped with symmetrical air bag, and the bronchus in air bag may be connected to an inlet manifold, then connect external air pump by inlet manifold,
The buoyancy that air bag is risen to net cage when cultivation full of air lift, makes net cage float on the water surface always, the gravity of weighted spherical ball is filled less than air bag
Buoyancy after full gas, the gas in air bag is discharged rapidly when encountering bad weather, entire net cage can pass through air bag inner float ball
Gravity sink rapidly, play a good protective effect to net cage, the aquatic products cultivated in net cage in order to prevent are escaped in net cage
Etting in top cover.
Dirt collection component 8 is cone, and the upper opening of dirt collection component 8 and the size of under shed ratio are 5-0.5, dirt collection component
8 include the string bag 13, and 13 bottom of the string bag is connected with metal mesh sheet 14, blowdown mouth 15 is welded with below metal mesh sheet 14.Dirt collection component
It collects and decomposes for the drainage to residual bait, excrement, the aquatic products of cultivation are in above dirt collection component, and residual bait, excrement can pass through
Self gravity is sunk, and dirt collection component is cone, and residual bait, excrement can slide to blowdown mouth along the string bag and metal mesh sheet, pass through
The processing of blowdown mouth drains into dispersion impeller, then net cage is discharged in residual bait, excrement by the impact of seawater.
The lateral outer of blowdown mouth 15 is connected with mounting base 20, and micromotor 21, micromotor are equipped in mounting base 20
21 output connection rotating shaft 18, shaft 18 are located inside blowdown mouth 15, and stratum granulosum 17,18 two sides of shaft are equipped on the outside of shaft 18
Equipped with symmetrical fixing axle 22,22 surface of fixing axle is laterally placed with idler wheel 19, the stratum granulosum 17 of idler wheel 19 and 18 surface of shaft
It is in contact, the junction of idler wheel 19 and fixing axle 22 is equipped with bearing 16.When residual bait, excrement drain into blowdown mouth, blowdown mouth side
Micromotor will start, and drive shaft rotation, shaft two sides are glued with several idler wheels and can also rotate together, generate when passing through rotation
Inertia and residual bait, the self gravity of excrement, residual bait, excrement be in and small particle by that can be extruded between shaft and idler wheel,
In addition shaft surface particles layer further increases the frictional force for squeezing and generating, and realizes point of residual bait, excrement to greatest extent
Solution, greatly reduces residual bait, excrement is deposited in net cage bottom, and it is oxygen enrichment to cause sea area, promotes water body inside and outside net cage
Exchange, while can also prevent the anoxic of net cage basic sediment, avoid sediment release and go out H2S and CH4 produces aquatic products
Raw harm, ensure that the aquatic products quality of cultivation.
9 top surface of dispersion impeller is set inside round tube 12 horizontal by 15 ° of -20 ° of angles, 9 surface of dispersion impeller through there is round tube 12
There is strainer 11.Net cage can be gone out with water flow by resolving into short grained residual bait, excrement a part, and another part can be along dispersion impeller
Gradient directly slide to net cage, avoid residual bait, excrement from contacting with the bed mud of net cage bottom, prevent the growth of microorganism.
Manway 27 is installed, 27 two sides of manway are symmetrically arranged with bait thrower 28 above net cage frame 2.Net cage frame
On manway can be used for staff's inspection and use when bait throwing in, the device for feeding fish bait of manway two sides setting is convenient for work people
Member's bait throwing in, improves working efficiency.
Embodiment 2:
As shown in figures 1 to 6, net cage in actual use, is installed on bank, is put by a kind of circular platform type wind wave-resisting net casing
Nautical mile when the air bags 26 of 23 two sides of nettle is cultivated full of gas, the device for feeding fish bait 28 on manway 27 is used for timing bait throwing in,
The bait part cast can sink, and dirt collection component 8 can collect those bait in sinking watching, the residual bait after the processing of blowdown mouth 15
It can be in nano sized particles shape, net cage can be gone out with water flow by resolving into short grained residual bait a part, and another part can be along dispersion
The gradient of disk 5 directly slides to net cage, avoids residual bait, excrement from contacting with the bed mud of net cage bottom, prevents the increasing of microorganism
It is long, it ensure that the aquatic products quality of cultivation, the gas in air bag 26 be discharged rapidly when encountering bad weather, entire net cage meeting
Sunk rapidly by the gravity of 26 inner float ball of air bag, played a good protective effect to net cage, cultivated in net cage in order to prevent
Aquatic products escape the etting in net cage top cover, pull inflation general pipeline when net cage being needed to float out and are inflated, air bag 26 can band
Net cage floating normally cultivated.
The prior art of routine techniques dawn known to those skilled in the art in above-described embodiment 1-2, therefore do not make herein
Narration in detail.
The above embodiments are only used to illustrate the present invention, and not limitation of the present invention, the ordinary skill people of this field
Member can also make a variety of changes and modification without departing from the spirit and scope of the present invention.Therefore, all equivalent
Technical solution also belong to scope of the invention, scope of patent protection of the invention should be defined by the claims.