CN109169544B

CN109169544B - Conveniently get net construction fishing tackle of fish

Info

Publication number: CN109169544B
Application number: CN201810896950.5A
Authority: CN
Inventors: 刘莉莉; 水上洋一; 北泽大辅; 臧迎亮; 马家志
Original assignee: Zhejiang Ocean University ZJOU
Current assignee: Zhejiang Ocean University ZJOU
Priority date: 2018-08-08
Filing date: 2018-08-08
Publication date: 2021-12-17
Anticipated expiration: 2038-08-08
Also published as: CN109169544A

Abstract

The invention relates to a net-building fishing gear convenient for taking fish, which comprises a net door, a net and a lifting sinking and floating mechanism, wherein the net door and the net are arranged in water; one end of the netting is connected with the coast, the other end of the netting is connected with the net door, and the netting can float upwards in sequence from the net door to the coast. The invention solves the problems of overlarge volume and inconvenience in fishing in the process of building a net, and provides the net-building fishing gear convenient for taking fish, which can concentrate the fish in the large-volume net into a small area to facilitate the fishing, and can basically concentrate the fish in the large-volume net-building into an area close to the coast to facilitate the fishing.

Description

Conveniently get net construction fishing tackle of fish

Technical Field

The invention belongs to the technical field of fishing, and particularly relates to a net-building fishing gear convenient for taking fish.

Background

With the development of society and the progress of science and technology, people have more and more understanding on oceans, and ocean resources are more and more developed and utilized. At present, the types of marine trap fishing gear are various, the scales are different, the operation modes are also greatly different, mainly the net inserting type is taken as the main mode, and the marine trap fishing gear is available in various places along the sea. Although the existing net building can attract the fish on the sea to a preset area for fishing, the preset fishing part of the net building is too large in size, so that the fishing is inconvenient.

Disclosure of Invention

The invention solves the problems of overlarge volume and inconvenience in fishing in the process of building a net, and provides the net-building fishing gear convenient for taking fish, which can concentrate the fish in the large-volume net into a small area to facilitate the fishing, and can basically concentrate the fish in the large-volume net-building into an area close to the coast to facilitate the fishing.

The specific technical scheme of the invention is as follows:

a net-building fishing gear convenient for taking fish comprises a net door arranged in water, a net and a lifting sinking and floating mechanism which is connected with the net and can drive the net to float and sink; one end of the netting is connected with the coast, the other end of the netting is connected with the net door, and the netting can float upwards in sequence from the net door to the coast. The net door has the functions that fish enter the net through the net door, and the net door is positioned in water, so that one end of the net is connected with the net door, and the other end of the net is connected with the coast; the lifting sinking and floating mechanism is mainly used for driving the netting to float and sink, the volume of the built net is large, and the fishes are concentrated in a small area along with the gradual floating of the netting, so that the fishing is convenient; the netting can be floated to the coast direction in proper order by the net door, can catch up fish in the netting to the coast direction by net door direction gradually, along with the netting is floated to the coast direction by the net door in proper order, and fish in the in-process netting of floating moves to coast direction one side that has not floated gradually, and final fish arrives the coast edge basically, conveniently catches the fish.

Preferably, the netting can sink from the coast to the net door in sequence. The netting sinks from the coast to the net door in sequence, which is mainly convenient for the next fishing.

Preferably, the ascending and descending of the ascending and descending floating mechanism are realized by changing the buoyancy of the ascending and descending floating mechanism. When the buoyancy of the lifting sinking and floating mechanism is larger than that of water, the lifting sinking and floating mechanism sinks; when the buoyancy of the lifting sinking and floating mechanism is smaller than that of water, the lifting sinking and floating mechanism floats upwards; when the buoyancy of the lifting sinking and floating mechanism is equal to that of water, the lifting sinking and floating mechanism ensures that the position is unchanged.

Preferably, the lifting sinking and floating mechanism comprises a plurality of sequentially connected floaters, and the floating and sinking of each floater are independently controlled by the lifting sinking and floating mechanism. The upward floating and the sinking of each floater are independently controlled by the floater self, so that the floaters can be sequentially upward floating and sinking.

Preferably, the number of the floats in the lifting sinking and floating mechanism is two or more.

Preferably, the lifting sinking and floating mechanism comprises a floater, and a hollow floater body capable of storing water is arranged on the floater. The float body is of a hollow structure, so that the float body can drain water and absorb water conveniently, the buoyancy is changed, and the float floats upwards and sinks.

Preferably, the float body is provided with a water drawing and draining port and a water drawing and draining port, and the water drawing and draining port is positioned at the bottom of the float body. The water sucking and discharging port is mainly used for sucking water and discharging water, and the air sucking and discharging port is mainly used for sucking air and discharging air; the water sucking and draining port is located in the bottom of the float body for easy water sucking and draining.

Preferably, the inner cavity of the floater body is provided with an air compression pump, one end of the air compression pump is communicated with the air sucking and exhausting port, and an inlet at the other end of the air compression pump is positioned below the water level in the floater body.

Preferably, a counterweight block for balancing weight is further arranged below the floater body. The balancing weight is mainly used for balancing weight.

Preferably, the net-building fishing gear further comprises an induction part for attracting fish, and the induction part is communicated with the net door. The induction section is used for induction of fish on the one hand and attraction to a predetermined position on the other hand.

The invention has the beneficial effects that:

the invention can concentrate the fish with a larger volume to a smaller area, which is convenient for fishing the fish;

the fish of the invention can basically reach the coast by the fishing gear for building the net, thus being convenient for fishing the fish and greatly saving the fishing cost of the fish;

the netting of the invention adopts a net-shaped structure, can catch fish with a preset size, and is convenient for the sustainable growth of the fish.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the working state structure of the present invention;

FIG. 3 is a schematic view of the structure of the float of the present invention;

fig. 4 is a schematic view of the installation of the present invention.

In the figure: 1. the net door comprises a net door body, 2, a net, 3, a lifting sinking and floating mechanism, 4, an induction part, 5, a floater, 6, an exhaust and air inlet pipe, 7, a sucking and exhaust port, 8, a floater body, 9, a first pipeline, 10, an air compression pump, 11, a second pipeline, 12, a sucking and water outlet, 13, a balancing weight, 14, a rope, 15, a net door net wall, 16 and a fixed supporting column.

Detailed Description

The invention is further described by the following specific embodiments in conjunction with the accompanying drawings.

Example 1:

as shown in figures 1, 2, 3 and 4, the net-building fishing gear convenient for taking fish comprises an induction part 4, a net door 1, a net 2 and a lifting sinking and floating mechanism 3.

As shown in fig. 1, the ascending and descending of the ascending and descending floating mechanism 3 is realized by changing the buoyancy of the ascending and descending floating mechanism, and when the buoyancy of the ascending and descending floating mechanism is larger than that of water, the ascending and descending floating mechanism sinks; when the buoyancy of the lifting sinking and floating mechanism is smaller than that of water, the lifting sinking and floating mechanism floats upwards; when the buoyancy of the lifting sinking and floating mechanism is equal to that of water, the lifting sinking and floating mechanism ensures that the position is unchanged. The lifting sinking and floating mechanism 3 comprises a plurality of sequentially connected floaters 5, and the floating and sinking of each floater 5 are independently controlled by the floater. The number of the floats 5 in the lifting sinking-floating mechanism 3 is two or more. The lifting sinking and floating mechanism 3 comprises 4 floats 5 in the embodiment. The float 5 comprises a float body 8, a first pipeline 9, an air compression pump 10, a second pipeline 11 and a counterweight 13. The float body 8 is a hollow cylindrical structure, and water can be stored in the middle of the float body 8. The float body 8 is provided with a water and water intake and discharge port 12 and a water and gas intake and discharge port 7, the water and water intake and discharge port 12 and the gas intake and discharge port 7 are both circular through hole structures, the water and water intake and discharge port 12 is arranged at the lower bottom of the right end face of the float body 8 (according to the orientation shown in fig. 3), the gas intake and discharge port 7 is arranged on the left end face of the float body 7, and the gas intake and discharge port 7 is positioned above the water and discharge port 12. An air compression pump 10 is arranged in the floater 5, one end of the air compression pump 10 is connected with the air sucking and exhausting port 7 through a first pipeline 9, the other end of the air compression pump 10 is communicated with liquid in the floater body 8 through a second pipeline 11, and an inlet of the second pipeline 11 is positioned below the water level in the floater body 8. Float body 8 below still is provided with balancing weight 13, and balancing weight 13 passes through the rope to be connected with float body 8, in this embodiment, all is connected with balancing weight 13 on the both ends periphery about float body 8, can guarantee float body 8's balance. The air sucking and exhausting port 7 is connected with an air exhausting and sucking pipe 6, and the other end of the air exhausting and sucking pipe 6 is communicated with the atmosphere above the water surface. The floats 5 are connected in sequence by a rope 14. The up and down floating of each float 5 is controlled by an air compression pump 10 located in the float body 8. The air compression pump 10 is remotely controlled, so that the up-and-down sinking and floating of the floater 5 are controlled.

As shown in fig. 1, 2 and 4, the induction part 4 is mainly used for attracting fish, and after the fish enters the induction part 4, the fish hardly goes out after entering the induction part 4 because the induction part 4 has a labyrinth structure, and the induction substance is present in the induction part 4, so that the fish can be attracted and entered, and finally attracted to a designated position. In this embodiment, the fish entering the induction part 4 can reach the net gate 1 and enter the netting 2 through the net gate 1. The net door 1 is arranged in water, the net door 1 comprises a net door net wall 15 and fixed support columns 16, the fixed support columns 16 are of square support column structures, in the embodiment, the net door 1 comprises 2

fixed support columns

16 and 1 net door net wall 15, and the net door net wall 15 mainly separates the induction part 4 from the netting 2. The net door 1 is a structure fixed in water, one end of the net 2 is connected with the coast, and the other end of the net 2 is connected with the net door 1. The netting 2 is a net structure and is mainly used for fishing fishes.

As shown in fig. 1, 2, 3 and 4, the fish on the sea is induced by the inducing part 4 to reach the net gate 1 and enter the net clothes 2 through the net gate 1, when the fish in the net clothes 2 reaches a certain amount and can be fished, the floating of the floater 5 is controlled, so that the net clothes 2 are connected with the floater 5, the net clothes 2 sequentially float upwards from the net gate 1 to the coast, the fish in the net clothes 2 is driven to approach to the coast in the floating process of the net clothes 2, and finally the fish basically reaches the net clothes 2 between the floater 5 closest to the coast and the coast, thereby facilitating the fishing of the fish. For the few fishes which do not reach the space between the floater 5 closest to the coast and the sea level in the netting 2, the fishes can be caught by the boat, and the catching efficiency can be greatly improved because the few fishes which leak out of the net exist. The floating and sinking of the floater 5 are realized by controlling the air compression pump 10, when the air compression pump 10 sucks air, the water sucking and draining port 12 drains water, the buoyancy of the floater 5 is smaller than that of water, and the floater 5 floats upwards; when the air compression pump 10 exhausts, water enters the water drawing and discharging port 12, the buoyancy of the float 5 is larger than that of the water, and the float 5 sinks.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, alterations and equivalents of the above embodiments according to the technical spirit of the present invention are still within the protection scope of the technical solution of the present invention.

Claims

1. A net-building fishing gear convenient for taking fish is characterized by comprising a net door (1) arranged in water, a net (2) and a lifting sinking and floating mechanism (3) which is connected with the net (2) and can drive the net (2) to float and sink; one end and the coast of netting (2) are connected, the other end and the net door (1) of netting (2) are connected, netting (2) can be by net door (1) upwards float to the coast direction in proper order, lift ups and downs mechanism (3) include two or more consecutive floats (5), be provided with hollow float body (8) that can the water storage on float (5), set up on float body (8) and draw outlet (12) and draw gas vent (7), float body (8) inner chamber is provided with air compressor pump (10), the one end and the drawing gas vent (7) of air compressor pump (10) communicate with each other, the other end entrance of air compressor pump (10) is located below the water level in float body (8), build the net and still include induction portion (4) that are used for attracting the fish, induction portion (4) communicate with each other with net door (1).

2. The net-building fishing gear convenient for taking fish as claimed in claim 1, wherein the netting (2) can sink down from the coast to the net gate (1).

3. The net-building fishing gear convenient for taking fish according to claim 1, characterized in that the ascending and descending of the ascending and descending mechanism (3) are realized by the change of the buoyancy of the ascending and descending mechanism (3).

4. The net-building fishing gear convenient for taking fish according to claim 1, wherein the upward floating and the downward sinking of each floater (5) are controlled independently.

5. The net-building fishing gear convenient for taking fish as claimed in claim 4, wherein the water drawing and discharging port (12) is positioned at the bottom of the float body (8).

6. The net-building fishing gear convenient for taking fish as claimed in claim 5, wherein a balancing weight (13) for balancing weight is arranged below the floater body (8).