CN108502113B - Fishing system - Google Patents
Fishing system Download PDFInfo
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- CN108502113B CN108502113B CN201810400098.8A CN201810400098A CN108502113B CN 108502113 B CN108502113 B CN 108502113B CN 201810400098 A CN201810400098 A CN 201810400098A CN 108502113 B CN108502113 B CN 108502113B
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- Prior art keywords
- net
- fishing
- frame
- fishing boat
- opening
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- 241000251468 Actinopterygii Species 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 230000029264 phototaxis Effects 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 22
- 239000010959 steel Substances 0.000 claims description 22
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 229910001327 Rimmed steel Inorganic materials 0.000 claims description 3
- 238000005286 illumination Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000002319 phototactic effect Effects 0.000 claims description 2
- 239000002657 fibrous material Substances 0.000 description 7
- 238000005265 energy consumption Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 239000004952 Polyamide Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/14—Fishing vessels
- B63B35/16—Trawlers
- B63B35/18—Trawlers adapted to dragging nets aboard
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K74/00—Other catching nets or the like
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Mechanical Means For Catching Fish (AREA)
Abstract
The invention provides a fishing system, which comprises a fishing boat; the light-emitting lamp group is used for trapping phototaxis fishes and is arranged on the fishing boat; the net tool is gradually reduced from the front end to the rear end along the advancing direction of the fishing boat, the net tool comprises a net and a net bag for collecting catch objects, the front end of the net is provided with a net opening for fish to enter, the net bag is arranged at the rear end of the net, and the rear end of the net bag is provided with a movable opening which is opened and closed through a net bag tying rope; and the net opening frame is used for maintaining the shape of the net opening of the net tool, and is supported at the net opening of the net tool and connected with the fishing boat. The fishing system can realize the retraction of the fishing net only by placing or lifting the complete netting gear in water, has simple and rapid operation and fewer operators, reduces the operation time and improves the fishing yield.
Description
Technical Field
The invention relates to the technical field of fishing, in particular to a fishing system.
Background
The fishing by utilizing the light to induce and collect the types of the phototactic fishery resources is a common fishing technology. In the prior art, fishing of fishes is usually realized through a purse seine fishing boat, a cover net fishing boat or a trawler, but heavy fishing nets need to be arranged in water in each device, multiple persons need to complete the fishing nets cooperatively during net collection, the number of operators is large, the operation is complex, and the fishing yield is influenced.
Disclosure of Invention
Accordingly, the present invention is directed to a fishing system to simplify the operation of retracting a fishing net, thereby reducing the number of operators and increasing the fishing yield.
In order to achieve the purpose, the invention provides the following technical scheme:
a fishing system comprising:
a fishing boat;
the light-emitting lamp group is used for trapping phototaxis fishes and is arranged on the fishing boat;
the fishing net comprises a net and a net bag, wherein the net is gradually reduced from the front end to the rear end along the advancing direction of the fishing boat, the net bag comprises a net cloth and a net bag for collecting catch objects, a net opening for fish to enter is formed in the front end of the net cloth, the net bag is arranged at the rear end of the net cloth, and a movable opening which is opened and closed through a net bag tying rope is formed in the rear end of the net bag;
a net mouth frame for maintaining the shape of the net mouth of the net, the net mouth frame being supported at the net mouth of the net and connected to the fishing vessel.
Preferably, in the fishing system, the netting includes:
main netting;
the rear end of the edge netting is connected with the front end of the main netting;
the edge steel is arranged at the front end of the edge net;
and the net opening steel is used for connecting the edge steel with the net opening frame.
Preferably, in the fishing system, the net further includes:
the net lifting rope is used for lifting and putting down the net bag, a plurality of steel rings are arranged on the outer side of the front end of the net bag along the circumferential direction, and the net lifting rope sequentially penetrates through the steel rings.
Preferably, in the fishing system, the number of the net devices is two, and the net devices are respectively positioned on two sides of the middle part of the fishing boat.
Preferably, in the fishing system, the net is rotatably connected to the side board in the middle of the fishing boat through a connection hinge, and the connection hinge includes:
the fixing plate is fixed on the side board and provided with an X-direction connecting bolt;
a Y-direction rotating shaft which can rotate around the X direction and is connected with the X-direction connecting bolt;
the rotating plate can rotate around the Y direction and is connected with the Y-direction rotating shaft;
the net port frame is connected with the rotating bolt, and the X direction, the Y direction and the Z direction are vertical in pairs.
Preferably, in the fishing system, the Z direction is along the horizontal direction;
the net mouth frame is a rectangular frame, the long edge of the rectangular frame is arranged in the width direction of the fishing boat and close to the short edge of the fishing boat, and an extension branch pipe is arranged and inserted into a hinge hole of the rotating bolt.
Preferably, in the above fishing system, the net mouth frame is provided with a reinforcing grid near the water surface, and triangular reinforcing ribs are arranged inside the two end corners of the net mouth frame far away from the water surface.
Preferably, the fishing system further comprises three pull ropes which enable the plane of the net mouth frame to be perpendicular to the advancing direction of the fishing boat;
the net gape frame is kept away from two bent angles in the outer end of fishing boat and is close to the lower extreme bent angle of fishing boat all is provided with the stay cord engaging lug, three the one end one-to-one ground of stay cord connects threely the stay cord engaging lug, the other end all is in on the bollard of fishing boat.
Preferably, in the fishing system, the net is tapered.
Preferably, in the fishing system, the light-emitting lamp set includes:
the bow spot lamps irradiate the sea surface in front of the bow side of the fishing boat, and are arranged on two sides of the bow of the fishing boat;
shine the fish gathering lamp in net gape frame the place ahead, the fish gathering lamp sets up on the fishing boat and be located the front side of net gape frame.
According to the technical scheme, the fishing system provided by the invention comprises a fishing boat; the light-emitting lamp group is used for trapping phototaxis fishes and is arranged on the fishing boat; the net tool is gradually reduced from the front end to the rear end along the advancing direction of the fishing boat, the net tool comprises a net and a net bag for collecting catch objects, the front end of the net is provided with a net opening for fish to enter, the net bag is arranged at the rear end of the net, and the rear end of the net bag is provided with a movable opening which is opened and closed through a net bag tying rope; and the net opening frame is used for maintaining the shape of the net opening of the net tool, and is supported at the net opening of the net tool and connected with the fishing boat.
When the fishing net is applied, the net is placed in water, and the net opening frame is adjusted to ensure that the net opening of the net is over against the advancing direction of the fishing boat; in the advancing process of the fishing boat, aiming at the phototaxis characteristic of the fishery resources at the middle and upper layers, the phototaxis fishes are induced and guided to gather at the bow and enter the effective displacement position in front of the net by utilizing the light-emitting lamp group; then, the phototaxis fishery resource types gathered in the illumination area are driven into the net tool by the fishing boat at proper time and dragging speed and gathered at the net bag, so that the phototaxis fishery resource types are captured; when the net is retracted, the net tool is lifted to the fishing boat, the net sac tying rope is untied, and therefore the movable opening at the rear end of the net sac is opened, and the catch is poured out from the movable opening.
In conclusion, the fishing system can realize the retraction and release of the fishing net only by placing or lifting the complete netting gear in water, has simple and rapid operation and fewer operators, reduces the operation time and improves the fishing yield.
In addition, the fishing system has the advantages of low energy consumption, high fishing freshness and low equipment cost, can adapt to various fishing boats and also can be used for rotation, and is widely suitable for fishing ground operation in various water depths.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a fishing system provided by an embodiment of the invention;
FIG. 2 is a schematic structural diagram of a connection hinge according to an embodiment of the present invention;
FIG. 3 is an expanded view of a netting gear provided in an embodiment of the present invention;
fig. 4 is a schematic structural diagram of connection between a netting gear and a portal frame according to an embodiment of the present invention.
Detailed Description
The embodiment of the invention provides a fishing system, which simplifies the operation of collecting and releasing a fishing net, thereby reducing the number of operators and simultaneously improving the fishing yield.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a fishing system according to an embodiment of the present invention includes a fishing vessel 1; the light-emitting lamp group is used for trapping phototaxis fishes and is arranged on the fishing boat 1; the net tool gradually shrinks from the front end to the rear end along the advancing direction of the fishing boat 1, the net tool comprises a net 3 and a net bag 2 for collecting catch, the front end of the net 3 is provided with a net opening for fish to enter, the net bag 2 is arranged at the rear end of the net 3, and the rear end of the net bag 2 is provided with a movable opening which is opened and closed through a net bag tying rope 23; a net opening frame 4 for maintaining the shape of the net opening of the net, the net opening frame 4 being supported at the net opening of the net and connected to the fishing vessel 1.
It should be noted that the fishing boat 1 is a boat that meets the safety regulations for marine navigation and operation and has a fishing function.
The net opening frame 4 is a frame formed by bending and welding high-strength materials or metal pipes, and plays a role in connecting net tools, maintaining the shape of a net opening and bearing the resistance of the net tools.
The net is a net fishing gear with a net bag 2 woven by net wires made of polyethylene and polyamide or polypropylene at the rear part and the front part of a net opening. The net bag 2 is a part of the net for gathering the catch, and is a net 3 at the rearmost end which is woven by wear-resistant fiber material net wires, and the front end is connected with the main net 34.
The rear end of the net bag 2 is closed or opened with a movable opening according to the operation requirement through a net bag tying rope 23. The net bag tying rope 23 is a rope twisted or knitted with a fiber material to close or open the rear end opening of the net bag 2.
When the fishing net is applied, the net is placed in water, and the net opening frame 4 is adjusted to ensure that the net opening of the net is over against the advancing direction of the fishing boat 1; in the advancing process of the fishing boat 1, aiming at the phototaxis characteristic of the fishery resources at the middle and upper layers, the phototaxis fishes are induced and guided to gather at the bow and enter the effective displacement position in front of the net by utilizing the light-emitting lamp group; then, the phototaxis fishery resource types gathered in the illumination area are driven into the net tool by the fishing boat 1 at proper time and dragging speed and gathered at the net bag 2, so that the phototaxis fishery resource types are captured; when the net is collected, the net is lifted to the fishing boat 1, the net bag tying rope 23 is untied, and the movable opening at the rear end of the net bag 2 is opened, so that the catch is poured out from the movable opening.
In conclusion, the fishing system can realize the retraction and release of the fishing net only by placing or lifting the complete netting gear in water, has simple and rapid operation and fewer operators, reduces the operation time and improves the fishing yield.
In addition, the fishing system has the advantages of low energy consumption, high fishing freshness and low equipment cost, can adapt to various fishing boats 1 and also can be used for rotation, and is widely suitable for fishing ground operation in various water depths.
Compared with the purse seiner 1 in the same standard, the equipment cost is reduced by forty percent, the energy consumption is reduced by eighty percent, and the personnel are reduced by three quarters. Compared with the fishing boat 1 with the same-scale cover net, the equipment cost is reduced by forty percent, the energy consumption is reduced by seventy percent, and the personnel consumption is reduced by one fourth. Compared with the trawler 1 of the same standard, the cost of the equipment is reduced by thirty percent, the energy consumption is reduced by forty percent, and the personnel is reduced by two fifths. If the fishing net is used simultaneously, the fishing capacity can be improved by more than twenty percent.
The netting 3 comprises a main netting 34; a net 33 with the rear end connected with the front end of the main net 34; a rim steel 32 provided at the front end of the rim net 33; the rim steel 32 is connected with the mesh opening steel 31 of the mesh opening frame 4.
The main netting 34 is formed by connecting cylindrical netting 3 woven by nylon (polyamide) material mesh wires with gradually reduced mesh size and mesh circumference from front to back, each cylindrical netting 3 is formed by sewing rectangular net sheets with corresponding mesh size and mesh wire thickness into a cylindrical shape, the expanded view of the netting 3 is shown in fig. 3, the front end is connected with the edge netting 33, and the rear end is connected with the net bag 2.
The edge net 33 is the foremost part net 3 of the conical net woven by wear-resistant fiber materials, the edge steel 32 and the net opening steel 31 are arranged at the front end edge, and the rear end is connected with the front edge of the main net 34 through a stitch.
The edge steel 32 is a rope twisted or braided with fiber material and threaded into the net mesh at the foremost end of the edge net 33 according to a certain shrinkage length.
The net opening steel 31 is twisted or knitted by fiber materials into ropes which are bound together in a side-by-side stepped mode according to the length equal to that of the edge steel 32, the rope plays a role in maintaining and limiting the expansion of the net opening, and the net opening steel 31 is bound on the net opening frame 4 through the thin ropes 8 (the length of the net opening steel 31 is consistent with the circumference of the inner side edge of the net opening frame 4). The thin rope 8 refers to a rope twisted (or braided) with fibers or monofilament material.
The net 3 has good strength and long service life. Of course, the net 3 may be an integrated structure and connected to the net opening frame 4 by a rope.
In order to simplify the operation, the net tool further comprises a net lifting rope 22 for lifting and putting down the net bag 2, a plurality of steel rings 21 arranged along the circumferential direction are arranged on the outer side of the front end of the net bag 2, and the net lifting rope 22 sequentially penetrates through the steel rings 21. The hoisting cord 22 refers to a rope twisted or braided with a fiber material. The steel ring 21 is a ring-shaped object which is made of metal and has smooth appearance and higher strength.
The invention can lift and put down the net lifting rope 22 of the net bag 2 through the net lifting rope 22, and is matched with the lifting and putting down of the net opening frame 4, thereby being convenient for arranging and lifting the net. Of course, the present invention may also employ a net-lifting frame instead of the net-lifting rope 22. The whole netting gear can also be lifted and lowered slowly through the net opening frame 4.
In order to further improve the fishing yield, two nets are arranged and are respectively positioned at the two sides of the middle part of the fishing boat 1. Of course, the number of the net devices can be four, and the four net devices are respectively arranged on the two sides of the front part and the rear part of the fishing boat 1.
As shown in fig. 2, the net is connected with the side board in the middle of the fishing boat 1 in a three-dimensional rotating manner through a connecting hinge 9, the connecting hinge 9 comprises a fixing plate 91 fixed on the side board, and an X-direction connecting bolt 95 is arranged on the fixing plate 91; a Y-axis shaft 92 rotatably connected to the X-axis connecting bolt 95 in the X-axis direction; a rotating plate 94 rotatably connected to the Y-direction rotating shaft 92 in the Y direction; a rotating bolt 93 which can rotate around the Z direction and is arranged on a rotating plate 94, and the net mouth frame 4 is connected with the rotating bolt 93, and the X direction, the Y direction and the Z direction are vertical in pairs.
The connecting hinges 9 are symmetrically arranged on the two side boards of the fishing boat 1 respectively, the net mouth frame 4 can rotate around the X direction, the Y direction and the Z direction through the connecting hinges 9, and the airflow resistance in different directions can be better adapted. Of course, the above-mentioned connecting hinge 9 may also realize the rotation in only one direction or two directions of the X direction, the Y direction and the Z direction. The net may also be connected directly to the fishing vessel 1 by other means, such as chains or the like.
Specifically, the Z direction is along the horizontal direction; therefore, the rotating bolt 93 can be rotated by rotating the rotating bolt 93, so that the rotating bolt 93 rotates around the horizontal direction, the net mouth frame 4 is driven to move up and down, the water depth of the net mouth frame 4 is adjusted, the rotating bolt 93 can rotate in non-operation time, the net mouth frame 4 and a net tool are separated from a water body, and the operation is simpler and more convenient.
The net mouth frame 4 is a rectangular frame, the long edge of the rectangular frame is arranged along the width direction of the fishing boat 1, the short edge close to the fishing boat 1 is provided with an extension branch pipe 41, and the extension branch pipe 41 is inserted into a hinge hole of the rotating bolt 93, so that the net mouth frame 4 and the connecting hinge 9 are assembled conveniently. The mesh frame 4 may have other shapes, such as an oval shape.
Preferably, the net mouth frame 4 is provided with the reinforcing bars near the water surface, and the triangular reinforcing ribs are arranged on the inner sides of the two end bending angles far away from the water surface, so that the strength of the net mouth frame 4 is further improved. Of course, the present invention can also achieve the same effect of improving the strength by increasing the cross-sectional area of the portal frame 4.
Preferably, the fishing system further comprises three pulling ropes 5 which can make the plane of the net gape frame 4 perpendicular to the traveling direction of the fishing boat 1; two bent angles of the outer end of the net mouth frame 4 far away from the fishing boat 1 and the lower end bent angle close to the fishing boat 1 are provided with pull rope connection lugs 42, one ends of the three pull ropes 5 are connected with the three pull rope connection lugs 42 in a one-to-one correspondence manner, and the other ends of the three pull ropes are tied on a mooring bollard of the fishing boat 1.
The pull rope 5 is a rope made of high-strength linear material or fiber material through twisting (weaving), one end of the rope is connected with the pull rope connecting lug 42 of the net opening frame 4, and the other end of the rope is fastened on a mooring bollard at the bow, so that the rope can bear the whole resistance of the net opening frame 4 and the net and maintain the net opening to be opposite to the water flow direction.
As shown in fig. 1, except for the position close to the connecting hinge 9, the near end parts of the long sides of the other three corners are all welded with pull rope connecting lugs 42, each pull rope 5 is connected, the other end of each pull rope 5 is fastened on a mooring bollard of the bow, the stress of each pull rope 5 is uniform, and after the length of each pull rope 5 is adjusted, the plane of the net opening frame 4 is just opposite to the advancing direction of the fishing boat 1, so that the traction strength of the net is improved.
It will be appreciated that the present invention may also replace the pull cords 5 described above by a chain or other structure capable of providing traction to the portal frame 4.
In order to facilitate gathering of the fisheries, preferably, the net is conical. Specifically, the rear end of the net is conical, and the front end of the net is expanded into a rectangle by the net opening frame 4. After the conical net is manufactured, the net opening steel 31 is firmly tied to the net opening frame 4 along the inner side edge of the net opening frame 4 by a string (the length of the net opening steel 31 is consistent with the circumference of the inner side edge of the net opening frame 4). Of course, the net can also be in other shapes, such as a cylinder shape.
As shown in fig. 1, the light emitting lamp set includes bow spot lamps 7 irradiating the sea surface in front of the bow side of the fishing boat 1, the bow spot lamps 7 being disposed at both sides of the bow of the fishing boat 1; and a fish collecting lamp 6 irradiating the front of the net mouth frame 4, wherein the fish collecting lamp 6 is arranged on the fishing boat 1 and is positioned at the front side of the net mouth frame 4.
The fishing lamp 6 is an electric lamp (including an upper lamp and a lower lamp) mounted on the fishing boat 1, and is used for attracting and collecting phototaxis fishery resources during operation. The spot light is an electric lamp which is arranged on the two sides of the bow and can irradiate for a longer distance, and is used for trapping and exciting phototaxis types to water during operation. The light-emitting lamp group of the invention can also only comprise the fish gathering lamp 6, and the light-emitting lamp group can also be arranged on the net mouth frame 4.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A fishing system, comprising:
a fishing vessel (1);
the light-emitting lamp group is used for trapping phototaxis fishes and is arranged on the fishing boat (1);
the net tool is gradually reduced from the front end to the rear end along the advancing direction of the fishing boat (1), the net tool comprises a net (3) and a net bag (2) for collecting fisheries, the front end of the net (3) is provided with a net opening for the entry of fisheries, the net bag (2) is arranged at the rear end of the net (3), and the rear end of the net bag (2) is provided with a movable opening which is opened and closed through a net bag tying rope (23);
a net mouth frame (4) for maintaining the shape of the net mouth of the net, the net mouth frame (4) being supported at the net mouth of the net and connected with the fishing vessel (1);
in the advancing process of the fishing boat (1), the net mouth of the net is enabled to face the advancing direction of the fishing boat (1), and the light-emitting lamp group induces and guides phototactic fishes to gather at the bow and enter an effective driving and gathering position in front of the net; then, the phototaxis fishery resource types gathered in the illumination area are driven into the net tool through the fishing boat (1) and gathered at the net bag (2);
the netting gear through connect hinge (9) with the broadside three-dimensional rotation in middle part of fishing boat (1) is connected, connect hinge (9) and include:
a fixing plate (91) fixed on the side board, wherein an X-direction connecting bolt (95) is arranged on the fixing plate (91);
a Y-direction rotating shaft (92) which is connected with the X-direction connecting bolt (95) in a manner of rotating around the X direction;
a rotating plate (94) which can rotate around the Y direction and is connected with the Y-direction rotating shaft (92);
the rotating bolt (93) is rotatably arranged on the rotating plate (94) in the Z direction, the net port frame (4) is connected with the rotating bolt (93), and the X direction, the Y direction and the Z direction are vertical in pairs;
the rotating bolt (93) is rotated to rotate around the horizontal direction by rotating the rotating bolt (93), so that the net mouth frame (4) is driven to move up and down, and the water depth of the net mouth frame (4) is adjusted.
2. Fishing system according to claim 1, characterized in that the netting (3) comprises:
a main netting (34);
a flange net (33) with the rear end connected with the front end of the main net (34);
a rim steel (32) provided at a front end of the rim net (33);
and the net opening steel (31) is used for connecting the edge steel (32) and the net opening frame (4).
3. Fishing system according to claim 2, characterized in that said netting gear further comprises:
the net lifting rope (22) is used for lifting and putting down the net bag (2), a plurality of steel rings (21) arranged along the circumferential direction are arranged on the outer side of the front end of the net bag (2), and the net lifting rope (22) sequentially penetrates through the steel rings (21).
4. Fishing system according to claim 1, characterised in that the net is two, one on each side of the middle of the fishing vessel (1).
5. Fishing system according to claim 1, wherein the Z-direction is in a horizontal direction;
the net mouth frame (4) is a rectangular frame, the long edge of the rectangular frame is arranged in the width direction of the fishing boat (1) and is close to the short edge of the fishing boat (1) and an extension branch pipe (41) is arranged, and the extension branch pipe (41) is inserted into a hinge hole of the rotating bolt (93).
6. Fishing system according to claim 5, characterized in that the near water surface side of the net mouth frame (4) is provided with a reinforcing grid, and the inside of the two end corner angles of the far water surface side is provided with a triangular reinforcing rib.
7. Fishing system according to claim 5, characterized by comprising three guys (5) enabling the level of the net gape frame (4) to be perpendicular to the direction of travel of the fishing vessel (1);
keep away from net gape frame (4) two bent angles in the outer end of fishing boat (1) and be close to the lower extreme bent angle of fishing boat (1) all is provided with stay cord engaging lug (42), three the one end one-to-one ground connection of stay cord (5) is three stay cord engaging lug (42), the other end all is in on the mooring bollard of fishing boat (1).
8. Fishing system according to claim 1, characterized in that the netting is conical.
9. Fishing system according to any of the claims 1 to 8, characterized in that said set of light-emitting lamps comprises:
the bow spot lamps (7) irradiate the sea surface in front of the bow side of the fishing boat (1), and the bow spot lamps (7) are arranged on two sides of the bow of the fishing boat (1);
shine fish gathering lamp (6) in net gape frame (4) the place ahead, fish gathering lamp (6) set up fishing boat (1) is gone up and is located the front side of net gape frame (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810400098.8A CN108502113B (en) | 2018-04-28 | 2018-04-28 | Fishing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810400098.8A CN108502113B (en) | 2018-04-28 | 2018-04-28 | Fishing system |
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| Publication Number | Publication Date |
|---|---|
| CN108502113A CN108502113A (en) | 2018-09-07 |
| CN108502113B true CN108502113B (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810400098.8A Expired - Fee Related CN108502113B (en) | 2018-04-28 | 2018-04-28 | Fishing system |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109392853B (en) * | 2018-11-19 | 2024-08-13 | 中国科学院南京地理与湖泊研究所 | Automatic fish electric catching scientific investigation device |
| CN110758655B (en) * | 2019-12-06 | 2021-06-25 | 浙江海洋大学 | Trawler with fishing and conveying device and fishing method |
| CN111631196B (en) * | 2020-06-01 | 2022-05-17 | 浙江省海洋水产研究所 | Marine organism fishing method |
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| CN113291423B (en) * | 2021-07-28 | 2021-10-01 | 烟台智汇港科技创新有限公司 | Fishing boat preposed extension type trawl device based on water surface fishing |
| CN117775202B (en) * | 2024-01-11 | 2024-05-17 | 山东省淡水渔业研究院（山东省淡水渔业监测中心） | A remote control operation fishing boat for fishery resource investigation |
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| CN106577565A (en) * | 2017-01-13 | 2017-04-26 | 广东海洋大学 | Fishing boat and fishing net assembly thereof |
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| PL68790B1 (en) * | 1970-05-27 | 1973-02-28 | ||
| SU436648A1 (en) * | 1972-10-31 | 1974-07-25 | Атлантический научно-исследовательский институт рыбного хозяйства и океанографии | A device for fishing aquatic organisms |
| CN207208391U (en) * | 2017-09-13 | 2018-04-10 | 徐彩 | Coastal waters operation on the sea fishing boat fish-catching apparatus |
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| CN1200648A (en) * | 1995-10-13 | 1998-12-02 | 马特拉公司 | Design and method for trawl system cell |
| CN203523584U (en) * | 2013-09-09 | 2014-04-09 | 浙江海洋学院 | Drag net with multiple sets of parallel bags |
| CN104663593A (en) * | 2015-02-09 | 2015-06-03 | 中国水产科学研究院东海水产研究所 | Net and anchor marking device based on light shade net fishing method and use methods of net and anchor marking device |
| CN204674784U (en) * | 2015-05-03 | 2015-09-30 | 张伟飞 | A kind of broad automatic fishing device |
| CN106577565A (en) * | 2017-01-13 | 2017-04-26 | 广东海洋大学 | Fishing boat and fishing net assembly thereof |
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|---|---|
| CN108502113A (en) | 2018-09-07 |
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