CN106900618A - A kind of purse seine bilayer size mesh Safety Redundancy intensifying device - Google Patents

A kind of purse seine bilayer size mesh Safety Redundancy intensifying device Download PDF

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Publication number
CN106900618A
CN106900618A CN201611251357.2A CN201611251357A CN106900618A CN 106900618 A CN106900618 A CN 106900618A CN 201611251357 A CN201611251357 A CN 201611251357A CN 106900618 A CN106900618 A CN 106900618A
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purse seine
mesh
stake
steel cable
horizontal steel
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CN201611251357.2A
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王萍
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Zhejiang Ocean University ZJOU
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Zhejiang Ocean University ZJOU
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Priority to CN201611251357.2A priority Critical patent/CN106900618A/en
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D1/00Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08Anti-corrosive paints
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08Anti-corrosive paints
    • C09D5/10Anti-corrosive paints containing metal dust
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08Anti-corrosive paints
    • C09D5/10Anti-corrosive paints containing metal dust
    • C09D5/103Anti-corrosive paints containing metal dust containing Al
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)

Abstract

The present invention provides a kind of purse seine bilayer size mesh Safety Redundancy intensifying device, including Lian Anzhuan, purse seine stake, horizontal steel cable, metallic bond, big-holed net, small-eyed net and node.Beneficial effects of the present invention are:Linked together by node, avoid etting from mutually moving and produce friction damaged, improve purse seine wind and wave resistance safety, increased concentration of local bearing capacity, current purse seine is avoided using expensive copper mesh and super high molecular weight etting, purse seine construction cost is significantly reduced;Using isosceles triangle mesh, the sealing property of net is can guarantee that while material-saving;Corrosion-resistant finishes is coated in Lian Anzhuan, purse seine stake and horizontal Wire Rope Surface, seawater is isolated from it to come, protect it from being corroded, extend the service life of Lian Anzhuan, purse seine stake and horizontal steel cable;Apparatus of the present invention are simple, and with low cost, practicality is high, is suitable for the large, medium and small breeding scale in shallow sea.

Description

A kind of purse seine bilayer size mesh Safety Redundancy intensifying device
Technical field
The invention belongs to shallow sea seining cultivation technical field, specifically a kind of purse seine bilayer size mesh Safety Redundancy reinforcing Device.
Background technology
Seining cultivation is, in fresh water, body of sea water, certain area culturing economic aquatic products to be surrounded with mesh sheet, is a kind of utilization Artificial and natural bait is combined, closer to a kind of ecologic breeding mode of natural environment.With cultured area is wide, investment It is few, instant effect, without oxygenation the features such as.
Current seining cultivation device is main by some vertical rods and to be enclosed clothing and sandbag (heavy stone) etc. and constitutes, and vertical rod is supported Effect, encloses clothing and is strapped on vertical rod, and bottom sandbag (heavy stone) is fixed on the bottom.This cultivation apparatus are primarily adapted for use in wind The region such as wave and the less lake of tidal range or beach, and marine environment (stormy waves stream) is complicated and changeable, when having stormy waves and tidal range, encloses Net mutually rubs as seawater rises and falls with the duricrust marine organisms in vertical rod, causes the damage of purse seine, causes cultivation object from purse seine Middle escape, brings heavy economic losses.The part that this external network is laid on seabed easily causes etting to rupture with seabed generation friction, Also easily departing from seabed makes cultured fishes escape.Prior art such as Authorization Notice No. is the Chinese invention patent of CN103828745B, The Deepwater Open Sea marine site cultivation purse seine in a kind of technical field of aquaculture is disclosed, including defines the effective water body of cultivation Purse seine etting, the net for being connected to the buoyant rope framework of purse seine etting upper end and being connected to purse seine etting lower end and be trapped in mud Pendant, wherein be connected with the Bower Anchor rope of more than three on above-mentioned buoyant rope framework, connects on the other end of described each Bower Anchor rope Bower Anchor stake is connected to, the secondary anchoring pile of more than three is furnished with above-mentioned purse seine etting medial and lateral all uniform rings, above-mentioned secondary anchoring pile is equal It is connected with purse seine etting by secondary anchor line.Which solve purse seine frequent in some coastal typhoons, wave stream high is anxious and long-term The long-term technical problem for effectively using in the changeable marine site of current direction, it can be in some coastal typhoons frequently, wave stream high Effectively used for a long time in the anxious and long-term changeable marine site of current direction, during long-term use, the after-cost of repair and maintenance Input is small, and economic benefit is good.But the etting is monolayer net, concentration of local bearing capacity has much room for improvement.
The content of the invention
Strong it is an object of the invention to provide a kind of capacity of anti-storm, concentration of local weight bearing power is strong, and purse seine sealing is high, Pliability is good, long lifespan, apparatus structure stabilization, a kind of purse seine bilayer size mesh Safety Redundancy reinforcing dress of long service life Put.
The present invention is in solving the problems, such as background technology, the technical scheme taken is:A kind of purse seine bilayer size mesh peace Full redundancy intensifying device, including horizontal steel cable, the big-holed net being connected with horizontal steel cable and the small-eyed net being connected with horizontal steel cable, greatly Mesh net is connected with small-eyed net by node, and horizontal steel cable is connected with even bank stake and purse seine respectively, large mesh and small mesh bottom It is connected with metallic bond.The device capacity of anti-storm that the technical program is provided is strong, and concentration of local weight bearing power is strong, purse seine sealing Height, pliability is good, apparatus structure stabilization, long service life.
Preferably, big-holed net is connected with small-eyed net by node, node is reef knot or word knot or bowline or sheet Knot or Portuguese bowline or people's knot or Figure of eight or fisherman's bend.Large mesh and small mesh are linked together by node, it is to avoid etting Mutually move and produce friction damaged, improve purse seine wind and wave resistance safety, increased concentration of local bearing capacity, it is to avoid Current purse seine significantly reduces purse seine construction cost using expensive copper mesh and super high molecular weight etting;Etting stretch bending Can be strong, strong shock resistance is difficult to be torn, and endurance life is high, validity period limit for length, and wearability is strong, with duricrust marine organisms Mutually rub, will not easily cause the damage of purse seine, cause cultivation object to be escaped from purse seine.
Preferably, the mesh of large mesh and small mesh is isosceles triangle, corner angle is 30 ° ~ 60 °, small mesh It is 1 with the mesh isosceles side ratio of large mesh:1~3.Using the mesh of above-mentioned shape, net is can guarantee that while material-saving Sealing property, cultivation object will not escape from purse seine.
Preferably, connecting, bank stake and purse seine stake are respectively equipped with opening annulus and opening annulus two ends are equipped with rounding.Even Bank stake and purse seine stake are intertwined and connected by opening annulus and with horizontal steel cable respectively using rope, increase the degree of stability of device; The design of rounding, is avoided that people when erecting device, and hand is scratched, and can also protect fish not drawn in breeding process Wound.
Preferably, the stake of Lian Anzhuan, purse seine, horizontal steel cable and metallic bond surface scribble corrosion-inhibiting coating, corrosion-resistant finishes Composition and its weight portion are:40 ~ 50 parts of Ni, 5 ~ 10 parts of Cr, 0.002 ~ 0.08 part of C, 0.02 ~ 0.09 part of Al, 1.5 ~ 2.5 parts of B, 1.0 ~ 2.6 parts of Si, 0.01 ~ 0.05 part of Mo, 0.0002 ~ 0.0005 part of boron nitride, 0.0001 ~ 0.0003 part of Ca and 0.0003 ~ 0.0004 part of Sn, coating layer thickness is 0.02 ~ 0.08cm.Bank stake, purse seine stake, horizontal steel cable and metallic bond are all by alloy system Into, it is immersed in seawater during use, there is sodium chloride in seawater, it is electric conductor, minicell can be formed with alloy, alloy is rotten Erosion speed is fast.Boron nitride, Ca and Sn compositions can effectively slow down this process.In Lian Anzhuan, purse seine stake and horizontal steel cable Corrosion-resistant finishes is coated on surface, and seawater is isolated from it to come, and protects it from being corroded, and extends Lian Anzhuan, purse seine stake, level The service life of steel cable and metallic bond.
Preferably, purse seine stake vertical distribution is around purse seine, separation distance is 2 ~ 4m, horizontal steel cable horizontal homogeneous distribution Around purse seine, separation distance is the 0.2 ~ 0.6 of purse seine pile length.Above-mentioned connected mode can make purse seine top be higher than Hai Ping Face, it is ensured that cultivation object will not be escaped from, can consolidate again apparatus structure, the capacity of anti-storm of intensifier.
Preferably, even the taper of bank stake or purse seine stake is 30 ° ~ 62 °, above-mentioned taper can make both stakes be more easy to squeeze into ground Face, it is time saving and energy saving.
Preferably, large mesh and small mesh bottom are connected with metallic bond, above-mentioned design can make purse seine be fitted with seabed, increase The stability of intensity device, the capacity of anti-storm of intensifier.
Compared with prior art, the advantage of the invention is that:Size mesh is linked together by node, it is to avoid etting Mutually move and produce friction damaged, improve purse seine wind and wave resistance safety, increased concentration of local bearing capacity, it is to avoid Current purse seine significantly reduces purse seine construction cost using expensive copper mesh and super high molecular weight etting;Etting stretch bending Can be strong, strong shock resistance is difficult to be torn, and endurance life is high, validity period limit for length, and wearability is strong, with duricrust marine organisms Mutually rub, will not easily cause the damage of purse seine, cause cultivation object to be escaped from purse seine;Using isosceles triangle mesh, The sealing property of net is can guarantee that while material-saving;Opening annulus, increases the degree of stability of device;Rounding is designed, and can be kept away Exempt from people when erecting device, hand is scratched, can also protect fish not to be scratched in breeding process;In Lian Anzhuan, purse seine Stake and horizontal Wire Rope Surface coat corrosion-resistant finishes, and seawater is isolated from it to come, and protect it from being corroded, the company's of extending bank The service life of stake, purse seine stake and horizontal steel cable;Purse seine stake, horizontal steel cable and the design of purse seine bottom metallic bond, can make purse seine Top is higher than sea level, it is ensured that cultivation object will not be escaped from, and apparatus structure can again consolidated, the capacity of anti-storm of intensifier; Said apparatus are prepared simply, and with low cost, practicality is high, is suitable for the large, medium and small breeding scale in shallow sea.
Brief description of the drawings
Fig. 1 is purse seine whole view;
Fig. 2 is etting structural representation;
Fig. 3 is to connect bank pilework schematic diagram;
Fig. 4 is purse seine pilework schematic diagram;
Fig. 5 is opening circular ring structure schematic diagram.
Description of reference numerals:Even bank stake 1;Connect bank stake opening annulus 11;Purse seine stake 2;Purse seine stake opening annulus 21;Horizontal steel Rope 3;Metallic bond 4;Big-holed net 5;Small-eyed net 6;Sewing node 7.
Specific embodiment
The present invention program is described further below by drawings and Examples:
Embodiment 1:
A kind of purse seine bilayer size mesh Safety Redundancy intensifying device, including horizontal steel cable 3, the big mesh being connected with horizontal steel cable 3 Net 5 and the small-eyed net 6 being connected with horizontal steel cable, big-holed net 5 are connected with small-eyed net 6 by node 7, horizontal steel cable 3 respectively with even Bank stake 1 and purse seine stake 2 are connected, and large mesh 5 and the bottom of small mesh 6 are connected with metallic bond 4.The device wind resistance that the technical program is provided Unrestrained ability is strong, and concentration of local weight bearing power is strong, and purse seine sealing is high, and pliability is good, apparatus structure stabilization, long service life.
Preferably, big-holed net 5 is connected with small-eyed net 6 by node 7, node 7 be reef knot or word knot or bowline or Sheet knot or Portuguese bowline or people's knot or Figure of eight or fisherman's bend.Large mesh 5 and small mesh 6 are linked together by node 7, is kept away Exempt from etting mutually to move and produce friction damaged, improve purse seine wind and wave resistance safety, increased concentration of local bearing capacity, Current purse seine is avoided using expensive copper mesh and super high molecular weight etting, purse seine construction cost is significantly reduced;Etting is stretched Bending property is strong, and strong shock resistance is difficult to be torn, and endurance life is high, validity period limit for length, and wearability is strong, with duricrust sea Foreign biofacies friction, will not easily cause the damage of purse seine, cause cultivation object to be escaped from purse seine.
Preferably, the mesh of large mesh 5 and small mesh 6 is isosceles triangle, corner angle is 30 ° ~ 60 °, small net The mesh isosceles side ratio of mesh 6 and large mesh 5 is 1:1~3.Using the mesh of above-mentioned shape, be can guarantee that while material-saving The sealing property of net, cultivation object will not escape from purse seine.
Preferably, even bank stake 1 and purse seine stake 2 are respectively equipped with opening annulus 11 and 21, opening annulus two ends are equipped with down Fillet.Even bank stake 1 and purse seine stake 2 is intertwined and connected by opening annulus 11 and 21 with horizontal steel cable 3 respectively using rope, increases dress The degree of stability put;The design of rounding, is avoided that people when erecting device, and hand is scratched, and can also protect fish supporting It is not scratched during growing.
Preferably, even bank stake 1, purse seine stake 2, horizontal steel cable 3 and the surface of metallic bond 4 scribble corrosion-inhibiting coating, it is corrosion-resistant Coating composition and its weight portion are:40 ~ 50 parts of Ni, 5 ~ 10 parts of Cr, 0.002 ~ 0.08 part of C, 0.02 ~ 0.09 part of Al, 1.5 ~ 2.5 parts B, 1.0 ~ 2.6 parts of Si, 0.01 ~ 0.05 part of Mo, 0.0002 ~ 0.0005 part of boron nitride, 0.0001 ~ 0.0003 part of Ca and 0.0003 ~ 0.0004 part of Sn, coating layer thickness is 0.02 ~ 0.08cm.Bank stake, purse seine stake, horizontal steel cable and metallic bond are all by alloy system Into, it is immersed in seawater during use, there is sodium chloride in seawater, it is electric conductor, minicell can be formed with alloy, alloy is rotten Erosion speed is fast.Corrosion-resistant finishes is coated in Lian Anzhuan, purse seine stake and horizontal Wire Rope Surface, seawater is isolated from it to come, protected It is not corroded, and extends the service life of Lian Anzhuan, purse seine stake, horizontal steel cable and metallic bond.
Preferably, purse seine 2 vertical distributions of stake are around purse seine, separation distance is 2 ~ 4m, the horizontal homogeneous of horizontal steel cable 3 point Around purse seine, separation distance is the 0.2 ~ 0.6 of purse seine 2 length of stake to cloth.Above-mentioned connected mode can make purse seine top higher than sea Plane, it is ensured that cultivation object will not be escaped from, can consolidate again apparatus structure, the capacity of anti-storm of intensifier.
Preferably, even the taper of bank stake 1 or purse seine stake 2 is 30 ° ~ 62 °, above-mentioned taper can make both stakes be more easy to squeeze into Ground, it is time saving and energy saving.
Preferably, large mesh 5 and the bottom of small mesh 6 are connected with metallic bond 4, above-mentioned design can be such that purse seine is pasted with seabed Close, the stability of intensifier, the capacity of anti-storm of intensifier.
Embodiment 2:
A kind of purse seine bilayer size mesh Safety Redundancy intensifying device, as shown in figure 1, including horizontal steel cable 3, with horizontal steel cable 3 The big-holed net 5 of connection and the small-eyed net 6 being connected with horizontal steel cable, big-holed net 5 are connected with small-eyed net 6 by node 7, horizontal steel cable 3 are connected with even bank stake 1 and purse seine stake 2 respectively, and large mesh 5 and the bottom of small mesh 6 are connected with metallic bond 4.The technical program is provided Device capacity of anti-storm it is strong, concentration of local weight bearing power is strong, and purse seine sealing is high, and pliability is good, apparatus structure stabilization, uses Long lifespan.
Preferably, as shown in Fig. 2 big-holed net 5 is connected with small-eyed net 6 by node 7, node 7 is reef knot or word knot Or bowline or sheet knot or Portuguese bowline or people's knot or Figure of eight or fisherman's bend.Large mesh 5 and small mesh 6 are connected by node 7 It is connected together, it is to avoid etting is mutually moved and produces friction damaged, improves purse seine wind and wave resistance safety, increased concentration of local lotus Carry bearing capacity, it is to avoid current purse seine is significantly reduced purse seine and built into using expensive copper mesh and super high molecular weight etting This;Etting stretch bending performance is strong, and strong shock resistance is difficult to be torn, and endurance life is high, validity period limit for length, wearability By force, mutually rubbed with duricrust marine organisms, will not easily cause the damage of purse seine, cause cultivation object to be escaped from purse seine.
Preferably, the mesh of large mesh 5 and small mesh 6 is isosceles triangle, drift angle most preferably angle is 45 °, small The mesh isosceles side ratio of mesh 6 and large mesh 5 is 1:1.8.Using the mesh of above-mentioned shape, can be protected while material-saving The sealing property of net is demonstrate,proved, cultivation object will not escape from purse seine.
Preferably, as shown in Figure 3 and Figure 4, even bank stake 1 and purse seine stake 2 is respectively equipped with opening annulus 11 and 21, such as Fig. 5 Shown, opening annulus two ends are equipped with rounding.Even bank stake 1 and purse seine stake 2 passes through opening annulus 11 and 21 respectively using rope It is intertwined and connected with horizontal steel cable 3, increases the degree of stability of device;The design of rounding, is avoided that people when erecting device, Hand is scratched, and can also protect fish not to be scratched in breeding process.
Preferably, even bank stake 1, purse seine stake 2, horizontal steel cable 3 and the surface of metallic bond 4 scribble corrosion-inhibiting coating, it is corrosion-resistant Coating composition and its most preferably weight portion is:45 parts of Ni, 8 parts of Cr, 0.003 part of C, 0.06 part of Al, 19 parts of B, 2.1 parts of Si, 0.04 Part Mo, 0.0003 part of boron nitride, 0.0002 part of Ca and 0.0004 part of Sn, coating layer thickness is 0.06cm.Connect bank stake, purse seine stake, water Flat steel cable and metallic bond are all made up of alloy, are immersed in seawater during use, there is sodium chloride in seawater, are electric conductors, Minicell can be formed with alloy, alloy corrosion speed is fast.Corrosion-resistant painting is coated in Lian Anzhuan, purse seine stake and horizontal Wire Rope Surface Layer, seawater is isolated from it to come, and protects it from being corroded, and extends making for Lian Anzhuan, purse seine stake, horizontal steel cable and metallic bond Use the life-span.
Preferably, purse seine 2 vertical distributions of stake are around purse seine, separation distance is 3m, and purse seine pile length is to squeeze into seabed It is higher than afterwards sea level 0.6m, the horizontal homogeneous of horizontal steel cable 3 are distributed in around purse seine, separation distance is the 0.3 of purse seine 2 length of stake. Above-mentioned connected mode can make purse seine top be higher than sea level, it is ensured that cultivation object will not be escaped from, and apparatus structure can again consolidated, The capacity of anti-storm of intensifier.
Preferably, even the taper of bank stake 1 or purse seine stake 2 is 40 °, above-mentioned taper can make both stakes be more easy to squeeze into ground Face, it is time saving and energy saving.
Preferably, large mesh 5 and the bottom of small mesh 6 are connected with metallic bond 4, above-mentioned design can be such that purse seine is pasted with seabed Close, the stability of intensifier, the capacity of anti-storm of intensifier.
Routine operation in attended operation step of the invention is well known to those skilled in the art, and is not gone to live in the household of one's in-laws on getting married herein State.
The mesh of large mesh 5 and small mesh 6 is isosceles triangle, and corner angle is not limited only to 30 ° ~ 60 °, also includes 31 ° or 32 ° or 33 ° ... ..., or 58 ° or 59 ° or 60 °.
The mesh isosceles side ratio of small mesh 6 and large mesh 5 is not limited only to 1:1 ~ 3, also including 1:1.02 or 1:1.04 or 1:1.06 ... ..., or 1:2.996 or 1:2.998 or 1:3.
Embodiment described above has been described in detail to technical scheme, it should be understood that the above is only It is specific embodiment of the invention, is not intended to limit the invention, all any modifications made in spirit of the invention, Supplement or similar fashion replacement etc., should be included within the scope of the present invention.

Claims (9)

1. a kind of purse seine bilayer size mesh Safety Redundancy intensifying device, including horizontal steel cable(3), with horizontal steel cable(3)Connection Big-holed net(5)And the small-eyed net being connected with horizontal steel cable(6), it is characterised in that:Described big-holed net(5)And small-eyed net(6) By node(7)It is connected, horizontal steel cable(3)Respectively with Lian Anzhuan(1)With purse seine stake(2)Connection.
2. a kind of purse seine bilayer size mesh Safety Redundancy intensifying device according to claim 1, it is characterised in that:It is described Large mesh(5)With small mesh(6)Mesh be isosceles triangle, corner angle is 30 ° ~ 60 °.
3. a kind of purse seine bilayer size mesh Safety Redundancy intensifying device according to claim 1, it is characterised in that:It is described Small mesh(6)And large mesh(5)Mesh isosceles side ratio be 1:1~3.
4. a kind of purse seine bilayer size mesh Safety Redundancy intensifying device according to claim 1, it is characterised in that:It is described Node(7)It is reef knot or word knot or bowline or sheet knot or Portuguese bowline or people's knot or Figure of eight or fisherman's bend.
5. a kind of purse seine bilayer size mesh Safety Redundancy intensifying device according to claim 1, it is characterised in that:It is described Lian Anzhuan(1)With purse seine stake(2)It is respectively equipped with opening annulus(11)With(21)Opening annulus two ends are equipped with rounding.
6. a kind of purse seine bilayer size mesh Safety Redundancy intensifying device according to claim 1, it is characterised in that:It is described Large mesh(5)With small mesh(6)Bottom is connected with metallic bond(4).
7. a kind of purse seine bilayer size mesh Safety Redundancy intensifying device according to claim 1, it is characterised in that:It is described Lian Anzhuan(1), purse seine stake(2), horizontal steel cable(3)And metallic bond(4)Surface corrosion-resistant erosion resisting coating composition and its weight portion are:40 ~ 50 parts of Ni, 5 ~ 10 parts of Cr, 0.002 ~ 0.08 part of C, 0.02 ~ 0.09 part of Al, 1.5 ~ 2.5 parts of B, 1.0 ~ 2.6 parts of Si, 0.01 ~ 0.05 Part Mo, 0.0002 ~ 0.0005 part of boron nitride, 0.0001 ~ 0.0003 part of Ca and 0.0003 ~ 0.0004 part of Sn.
8. a kind of purse seine bilayer size mesh Safety Redundancy intensifying device according to claim 1, it is characterised in that:It is described Horizontal steel cable(3)It is uniformly distributed, separation distance is purse seine stake(2)The 0.2 ~ 0.6 of length.
9. a kind of purse seine bilayer size mesh Safety Redundancy intensifying device according to claim 1, it is characterised in that:It is described Lian Anzhuan(1)Or purse seine stake(2)Taper be 30 ° ~ 62 °.
CN201611251357.2A 2016-12-30 2016-12-30 A kind of purse seine bilayer size mesh Safety Redundancy intensifying device Pending CN106900618A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107593552A (en) * 2017-09-21 2018-01-19 浙江海洋大学 A kind of twin columns flexibility culture pure seine used in shallow sea
CN107711657A (en) * 2017-09-21 2018-02-23 浙江海洋大学 A kind of mismatch twin columns flexibility culture pure seine used in shallow sea
CN112841109A (en) * 2021-01-12 2021-05-28 浙江海洋大学 Flow avoiding device in large yellow croaker purse net culture

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CN104041433A (en) * 2014-05-12 2014-09-17 浙江大学宁波理工学院 Mounting method of large shallow sea purse net cultivation device
CN106614196A (en) * 2016-12-15 2017-05-10 浙江海洋大学 Purse net double-layer big-small net mesh safety redundancy enhancing technology

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CN107593552A (en) * 2017-09-21 2018-01-19 浙江海洋大学 A kind of twin columns flexibility culture pure seine used in shallow sea
CN107711657A (en) * 2017-09-21 2018-02-23 浙江海洋大学 A kind of mismatch twin columns flexibility culture pure seine used in shallow sea
CN107711657B (en) * 2017-09-21 2020-11-24 浙江海洋大学 Stagger double-column flexible shallow sea aquaculture purse seine
CN107593552B (en) * 2017-09-21 2020-12-15 浙江海洋大学 Double-column flexible shallow sea aquaculture purse seine
CN112841109A (en) * 2021-01-12 2021-05-28 浙江海洋大学 Flow avoiding device in large yellow croaker purse net culture

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