CN103371132B - Fishing boat with lights and cover net - Google Patents
Fishing boat with lights and cover net Download PDFInfo
- Publication number
- CN103371132B CN103371132B CN201310282585.6A CN201310282585A CN103371132B CN 103371132 B CN103371132 B CN 103371132B CN 201310282585 A CN201310282585 A CN 201310282585A CN 103371132 B CN103371132 B CN 103371132B
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- net
- cover net
- cover
- air bag
- hull
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Abstract
The invention relates to marine fishing equipment. In order to overcome safety hazard of current fishing boats with lights and cover nets during production time, the invention provides a fishing boat with lights and a cover net. The fishing boat with lights and the cover net comprises a boat body, attracting fish lamps and the cover net both arranged on the boat body, and a cover net unfolding airbag, wherein the airbag is fixed with the boat body through a traction rope; the cover net at the bottom of the airbag is sunk and lifted through the control of a cover net releasing and reeling winch on the deck plate of the boat body. The fishing boat with the lights and the cover net has a rational and novel structure and convenience in production and operation, improves fishing efficiency and improves safety performance of the whole fishing boat greatly.
Description
Technical field
The present invention relates to one and belong to marine fishing equipment, specifically refer to a kind of light shelter net fishing boat.
Background technology
At present, Central-South sand fishes for the operation fishing boat of pelagic fishes westerly, and mainly based on light shelter net fishing practices, institute fishes class and comprises squid, trigger fish and a small amount of tuna.Current light shelter net fishing boat is one, four some arranged in dislocation fixed type steel truss freely-supported rocking arms end to end in ship both sides, deck plane being built high vertical steelframe adopts rope system to pin down rocking arm; the length of rocking arm is captain's 80%; its effect is strutted by cover net and casts net, and therefore light shelter net operating type belongs to large eccentricity gravity operating type.For the potential safety hazard existing for light shelter net fishing boat, the Xie Yongqing researcher of Zhanjiang Sheng Lang marine fishing research institute has done ad hoc analysis, and publish an article " light shelter net fishing boat security even analysis ".Point out in article that the potential safety hazard of light shelter net fishing boat mainly concentrates on 5 aspects.1, on fishing boat deck, build high vertical steelframe, cause fishing boat center of gravity to be likely to rise dramatically, cause fishing boat antidumping performance greatly to reduce.2, the fixed freely-supported steelframe rocking arm of large span is owing to being pin down by rope system, lacks rigidity braking and hydraulic pressure auto-lock function.If pind down, hawser is aging to be changed or rope is pulled off when stormy waves is large not in time, free pivot rocker arm will with Lidar Equation freely swing closed with open, cause fishing boat disequilibrium.3, rocking arm is owing to being pull expansion by rope system, and lack mechanical synchronization and launch function, if rocking arm is stuck, another side rocking arm continues expansion, and the large eccentricity power of formation will cause fishing boat to topple sinking.4, adopt the cover net covering hull bottom to carry out fishing operation mode, netting gear may cause fishing boat to run out of steam by winding screw oar.5, large eccentricity opens the technical problem that facility of casting net mates with fishing boat resistance to capsizing.In actual production, the performance of the potential safety hazard of front 3 each side is particularly outstanding, because mostly fishing boat is parking operation when operation, screw does not rotate, operation is complete, and netting gear is received completely to the deck of ship, and therefore the probability of happening of the 4th aspect potential safety hazard is very low.And the potential safety hazard of the 5th aspect can be overcome by reasonable computation completely when reequiping.For the potential safety hazard of front 3 aspects, the solution that Xie Yongqing proposes in article mainly contains: 1, adopt light-weight high-strength material manufacture with the synchronization telescope rocking arm of hydraulic pressure auto-lock function, replace fixed freely-supported rocking arm, impel rocking arm to eliminate and pin down needs, therefore without the need to building the structure of Gao Li on fishing boat deck, thus fishing boat center of gravity is reduced greatly, enhance fishing boat antidumping performance.2, adopt synchronization telescope rocking arm, avoid rocking arm and occur because asynchronous expansion causes fishing boat to turn over side sinking security incident.3, adopt hydraulic pressure self-locking rocking arm, replace rope flexible braking with mechanical rigid braking, limit rocking arm and to freely swing time out of control the personnel that injure and damage fishing boat facility.Seen from the above description, its solution provided is mainly for the improvement of rocking arm, fishing boat still needs to stretch out very long rocking arm to carry out cover net and struts when operation and cast net, its operating type still belongs to large eccentricity gravity operating type, and long rocking arm proposes very high requirement to the resistance to capsizing of ship equally.
Summary of the invention
For overcoming current illuminating cover net fishing boat potential safety hazard existing when production operation, the invention provides a kind of without the need to installing rocking arm, the light shelter net fishing boat of the steady safety work of fishing boat can being guaranteed.
For reaching above-mentioned technical purpose, the technical solution used in the present invention is: light shelter net fishing boat, comprises hull, is arranged on fish-luring light on hull and cover net, it is characterized in that:
Described light shelter net fishing boat also comprises a cover net and struts air bag, described air bag is circular annular form, after inflation, its diameter is ship length 2-3 times, air bag madial wall arranges several fixing stretch rings, arrange several vertical hanger rings at air bag bottom even, air bag is provided with inflation inlet and is connected with the aerating device on hull by gas tube;
Described cover net is a cylindrical netting gear with square, and square is provided with a long cylindrical net capsule, net capsule and circular square internal run-through, and on cylinder wire side, uniform some vertical net muscle, net muscle are evenly fixed several net muscle rings from top to bottom; Some nets pendant and closing in ring are fixed in the bottom of netting gear, and mouth rope at the bottom of netting gear is successively through each closing in ring.
The both sides, front and back of described hull arrange four fixing points, and each fixing point is connected with the fixing stretch ring inside air bag respectively by pulling rope;
The both sides, front and back of described deck in ship structure respectively arrange a cover net releasing winch, arrange a cover net closing in winch at the middle part of deck in ship structure; During operation, net capsule afterbody is fixed on hull, square is distributed in air bag inner region by hull bottom, hull is positioned on square, the cylindrical section of cover net is positioned at below air bag, and the cover net withdrawing rope on cover net releasing winch passes the hanger ring bottom air bag, the net muscle ring on cover net net muscle falls with the net of cover sieve bottom and is connected; Twisted rope that cover net closing in winch closes up is connected with the end mouth rope of cover sieve bottom.
Described every platform cover net releasing winch at least controls the synchronous folding and unfolding of 2 cover net withdrawing ropes.
Described cover net diameter is consistent with the diameter after airbag aeration, and the height of described cover net cylinder wire side is 40-60M.
Light shelter net fishing boat structure provided by the invention is different from the structure of conventional lights light shield net fishing boat completely, its adopt air bag as cover net device for spreading can effectively solve conventional mask net fishing boat adopt rocking arm support net cause hull to there is the potential safety hazard of toppling, air bag support net is adopted to substantially increase the stability of hull, be conducive to the quickly retracting of netting gear simultaneously, greatly improve fishing efficiency.Conventional mask net is when throwing in, and netting gear entirety is laid on the water surface, and then the net pendant on netting gear base drives netting gear to sink, and whole netting gear is that umbrella is sunk at sinking watching, very high in the flight rate of the process Mesichthyes sunk.And namely cover net provided by the invention adopts cylinder to close enclosure net structure, strut at the initial netting gear top of sinking, when the shoal of fish is lured around hull, transferred by netting gear fast, the net pendant of cover sieve bottom first drives the vertical subsidence of cylindricality etting, and its subsidence velocity is more faster than the fan-shaped subsidence velocity of conventional mask net, by the time when square sinks to walking fan shape moving, the shoal of fish covers by cylindricality net, and the shoal of fish in cover net without flight possibility, greatly increases fishing output substantially.This light shelter net fishing boat novel and reasonable structure, production operation conveniently, not only increase fishing efficiency, make the general safety performance of fishing boat be greatly improved simultaneously.
Accompanying drawing explanation
Accompanying drawing 1 is the perspective view of air bag.
Accompanying drawing 2 is the vertical view of air bag.
Accompanying drawing 3 is the connection diagram of hull and air bag.
Accompanying drawing 4 is the structural representation of cover net.
Accompanying drawing 5 is the vertical view that cover net is connected with hull, air bag.
Accompanying drawing 6 is the structural representation after covering off the net sinking.
Accompanying drawing 7 for cover net pack up after structural representation.
In figure, 1, air bag, 2, fixing stretch ring, 3, hanger ring, 4, inflation inlet, 5, hull, 6, cover net releasing winch, 7, cover net closing in winch, 8, square, 9, net capsule, 10, net muscle, 11, net muscle ring, 12, end choma, 13, net pendant, 14, end mouth rope, 15, cover net withdrawing rope, 16, pulling rope.
Embodiment
Below in conjunction with drawings and Examples, the present invention will be further described.
As shown in Figure 3, light shelter net fishing boat, comprises hull 5, and hull is provided with fish-luring light (not shown) and fishing cover net (structure will be mentioned in aftermentioned content).
As shown in Figure 3, around hull 5, be provided with a cover net and strut air bag 1.
As shown in Figure 1 and Figure 2, this air bag 1 is circular annular form to the structure of air bag 1, and the diameter after airbag aeration is ship length 2-3 times, and during actual production, general cut-off footpath is at 60-150m, and concrete data reference ship body length is determined.
As shown in accompanying drawing 1, accompanying drawing 2, air bag madial wall arranges several fixing stretch rings 2, arrange several vertical hanger rings 3 at air bag bottom even, air bag is provided with inflation inlet 4 and is connected with the aerating device on hull by gas tube;
In the present embodiment, as shown in Figure 2, the diameter of air bag is 130m, and the diameter of inflation rear gasbag cross section is 0.4m, air bag wall thickness 6cm, and central pressure is maximum reaches 0.6MPa, generally inflates 0.1-0.3MPa during actual use.The madial wall of air bag selects four draw areas, each draw area fixes 5 fixing stretch rings 2, fixes 40 vertical hanger rings 3 at the bottom even of air bag, in following content with above-mentioned setting data for foundation, during actual manufacture, according to the above-mentioned numerical value of actual conditions reasonable arrangement.
As shown in Figure 3, in the both sides, front and back of hull 5, four fixing points are set, each fixing point is connected with the fixing stretch ring 2 inside air bag respectively by pulling rope 16,5 fixing stretch rings in each draw area are connected with a fixing point of hull by a pulling rope 16 after being collected by rope connection, the rope quantity around hull can be reduced like this, be conducive to expanding operating space.
As shown in Figure 4, the structure of cover net is a cylindrical netting gear with square 8, and square 8 is provided with a long cylindrical net capsule 9, net capsule 9 and square internal run-through, on cylinder wire side, uniform some vertical net muscle 10, net muscle are evenly fixed several net muscle rings 11 from top to bottom; Some net pendants 13 and closing in ring 12 are fixed in the bottom of netting gear, and mouth rope 14 at the bottom of netting gear is successively through each closing in ring 12.
Cover net height general control is at 40-60m, and in the present embodiment, cover net height is 45m, mesh 40mm, net capsule length 30M, and the number of net muscle 10 is 40, and every root net muscle is provided with 4 net muscle rings 11, fixes choma 12 at the bottom of 40 and 40 net pendants 13 bottom netting gear.
Shown in composition graphs 5 and Fig. 6, respectively arrange a cover net releasing winch 6 in the both sides, front and back of deck in ship structure, arrange a cover net closing in winch 7 at the middle part of deck in ship structure, every platform cover net releasing winch 6 controls 10 cover net withdrawing ropes 15.As shown in Figure 5, the cylindricality wire side of cover net is positioned at below air bag 1, and the cover net withdrawing rope 15 on cover net releasing winch passes the hanger ring 3 bottom air bag, the net muscle ring 11 on cover net net muscle falls 13 with the net of cover sieve bottom and is connected; Twisted rope that cover net closing in winch 7 closes up is connected (in the figure with the end mouth rope 14 of cover sieve bottom, for the annexation of clear performance cover net withdrawing rope, not shown square, net capsule and cylindricality wire side, in reality, square is distributed in air bag inner region by hull bottom, hull is positioned on square, and net capsule afterbody and hull are fixed).As shown in Figure 6, when cover net withdrawing rope 15 is decontroled by cover net releasing winch 6, cover net sinks under the drive of net pendant 13, and cover net entirety struts.As shown in Figure 7, when cover net withdrawing rope 15 tightens up by cover net releasing winch 6, cover net entirety is close to below air bag 1.As can be seen here, the quick sinking of cover net can be realized by the control of cover net releasing winch 6 to cover net withdrawing rope 15 and mention.
During concrete use, with reference to shown in accompanying drawing 5, during air bag 1 unaerated, air bag and cover net are positioned on deck in ship structure, after airbag aeration expands, airbag deployment, hull is positioned in the middle of air bag, now cover net withdrawing rope 15 is in suitable relaxed state, and cover net is still on deck.During operation, by net capsule 9 and a bit fixing on deck, cover net entirety is thrown into marine by hull side, now the cover net withdrawing rope 15 that controls of cover net releasing winch 6 of hull respective side head and the tail is across hull head and the tail deck surface, cover net withdrawing rope on hull head and the tail deck is thrown into marine by bow and stern successively, start cover net releasing winch, square 8 covers hull bottom, net capsule on square 8 extends on the deck of ship, suitably tightening up cover net withdrawing rope makes cover net be close to below air bag 1, open fish-luring light, the shoal of fish is lured around hull and hull bottom, now unclamp cover net withdrawing rope, cover net sinks fast under the drive of net pendant, the shoal of fish is covered within cover net, start cover net closing in winch 7 by end mouth rope 14, cover sieve bottom to be closed up, continue tension end mouth rope, net capsule is separated with deck, net capsule drops into marine, cover net bottom mouth is upwards mentioned, fish in cover net enters among net capsule, when after the water outlet of cover net, cover net is mentioned on deck by hull side, now the cover net withdrawing rope of hull respective side is across the hull bottom at hull head and the tail, adopt shank by the cover net withdrawing rope of hull bottom respectively by bow and stern hook to deck, such cover net withdrawing rope and cover net entirety are on deck completely, then operation of unloading fishes is carried out.Unload complete, repeat aforesaid operations, carry out the fishing operation of next round.
Claims (4)
1. light shelter net fishing boat, comprises hull, is arranged on fish-luring light on hull and cover net, it is characterized in that:
Described light shelter net fishing boat also comprises a cover net and struts air bag, described air bag is circular annular form, after inflation, its diameter is ship length 2-3 times, air bag madial wall arranges several fixing stretch rings, arrange several vertical hanger rings at air bag bottom even, air bag is provided with inflation inlet and is connected with the aerating device on hull by gas tube;
Described cover net is a cylindrical netting gear with square, and square is provided with a long cylindrical net capsule, net capsule and circular square internal run-through, and on cylinder wire side, uniform some vertical net muscle, net muscle are evenly fixed several net muscle rings from top to bottom; Some nets pendant and closing in ring are fixed in the bottom of netting gear, and mouth rope at the bottom of netting gear is successively through each closing in ring.
2.
according to claim 1light shelter net fishing boat, is characterized in that: the both sides, front and back of described hull arrange four fixing points, and each fixing point is connected with the fixing stretch ring inside air bag respectively by pulling rope;
The both sides, front and back of described deck in ship structure respectively arrange a cover net releasing winch, arrange a cover net closing in winch at the middle part of deck in ship structure; During operation, net capsule afterbody is fixed on hull, square is distributed in air bag inner region by hull bottom, hull is positioned on square, the cylindrical section of cover net is positioned at below air bag, and the cover net withdrawing rope on cover net releasing winch passes the hanger ring bottom air bag, the net muscle ring on cover net net muscle falls with the net of cover sieve bottom and is connected; Twisted rope that cover net closing in winch closes up is connected with the end mouth rope of cover sieve bottom.
3. light shelter net fishing boat according to claim 2, is characterized in that: described every platform cover net releasing winch at least controls the synchronous folding and unfolding of 2 cover net withdrawing ropes.
4. light shelter net fishing boat according to claim 1, is characterized in that: described cover net diameter is consistent with the diameter after airbag aeration, and the height of described cover net cylinder wire side is 40-60m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310282585.6A CN103371132B (en) | 2013-07-08 | 2013-07-08 | Fishing boat with lights and cover net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310282585.6A CN103371132B (en) | 2013-07-08 | 2013-07-08 | Fishing boat with lights and cover net |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103371132A CN103371132A (en) | 2013-10-30 |
| CN103371132B true CN103371132B (en) | 2015-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310282585.6A Expired - Fee Related CN103371132B (en) | 2013-07-08 | 2013-07-08 | Fishing boat with lights and cover net |
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| Country | Link |
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| CN (1) | CN103371132B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106494581A (en) * | 2016-12-20 | 2017-03-15 | 怀宁县鲶鱼湾生态农业有限公司 | A kind of quick receipts net fishing boat |
| CN106494582A (en) * | 2016-12-20 | 2017-03-15 | 安庆市金丝制刷有限公司 | A kind of fishing boat |
| CN106577565A (en) * | 2017-01-13 | 2017-04-26 | 广东海洋大学 | Fishing boat and fishing net assembly thereof |
| CN111990347A (en) * | 2020-08-19 | 2020-11-27 | 中国水产科学研究院东海水产研究所 | Inflatable expanded lantern fish trapping net |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4514924A (en) * | 1982-07-09 | 1985-05-07 | Ojserkis Maurice J | Opening device for a trawl net |
| CN2505398Y (en) * | 2001-09-20 | 2002-08-14 | 施仲伟 | Automatic roll-proof device with double-side gas bags for ships |
| CN2653882Y (en) * | 2003-11-05 | 2004-11-10 | 黎宗圣 | Sinking and floating type fish catching device |
| KR20060001805A (en) * | 2004-11-22 | 2006-01-06 | 현남식 | Air net |
| CN100559939C (en) * | 2007-02-02 | 2009-11-18 | 郭克亚 | But a kind of sink-float type automatic folding fishing equipment and utilize the fishing method of this equipment |
| CN101779602A (en) * | 2009-01-20 | 2010-07-21 | 浙江海洋学院 | Air bag mobile net cage |
| CN202179059U (en) * | 2011-06-09 | 2012-04-04 | 施金驰 | Comprehensive household mosquito killer |
| CN202670051U (en) * | 2012-05-26 | 2013-01-16 | 熊林坤 | Foldable and inflatable trailer |
| CN203407374U (en) * | 2013-07-08 | 2014-01-29 | 唐德财 | Light falling-net fishing boat |
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2013
- 2013-07-08 CN CN201310282585.6A patent/CN103371132B/en not_active Expired - Fee Related
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| CN103371132A (en) | 2013-10-30 |
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