CN112514837B - Surrounding net type marine artificial fish reef net building structure - Google Patents
Surrounding net type marine artificial fish reef net building structure Download PDFInfo
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- CN112514837B CN112514837B CN202011334618.3A CN202011334618A CN112514837B CN 112514837 B CN112514837 B CN 112514837B CN 202011334618 A CN202011334618 A CN 202011334618A CN 112514837 B CN112514837 B CN 112514837B
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- 241000251468 Actinopterygii Species 0.000 title claims abstract description 60
- 230000006698 induction Effects 0.000 claims abstract description 38
- 238000009395 breeding Methods 0.000 claims abstract description 5
- 230000001488 breeding effect Effects 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 63
- 238000000926 separation method Methods 0.000 claims description 59
- 230000000903 blocking effect Effects 0.000 claims description 20
- 230000001939 inductive effect Effects 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 11
- 230000009471 action Effects 0.000 claims description 7
- 230000004888 barrier function Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 230000006855 networking Effects 0.000 abstract 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 210000003141 lower extremity Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012258 culturing Methods 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000002062 proliferating effect Effects 0.000 description 1
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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
- A01K61/00—Culture of aquatic animals
- A01K61/70—Artificial fishing banks or reefs
- A01K61/75—Artificial fishing banks or reefs floating
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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
- A01K61/00—Culture of aquatic animals
- A01K61/80—Feeding devices
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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
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/003—Aquaria; Terraria
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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
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/003—Aquaria; Terraria
- A01K63/006—Accessories for aquaria or terraria
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Marine Sciences & Fisheries (AREA)
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- Biodiversity & Conservation Biology (AREA)
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Abstract
The invention discloses a purse net type marine artificial fish reef networking structure, and aims to provide a purse net type marine artificial fish reef networking structure which can organically combine artificial networking culture with leisure activities under the condition of not influencing artificial networking culture so as to be beneficial to developing economy of a fishing area. It comprises an outer ring purse net; the inner ring purse seine is positioned in the outer ring purse seine; the area in the inner ring purse net forms a fishing field, and the area between the outer ring purse net and the inner ring purse net forms an artificial breeding field; the inner induction structure comprises an inner net wall positioned on the outer side of the inner ring purse net, one side of the inner net wall is connected with the inner ring purse net, an inner induction channel is formed in the area between the inner net wall and the inner ring purse net, one end of the inner induction channel is communicated with the artificial farm, and the other end of the inner induction channel is provided with an inner induction inlet communicated with the fishing farm; the offshore fishing platform comprises a floating platform positioned in the middle of an inner ring purse seine.
Description
Technical Field
The invention relates to a net-building farm, in particular to a purse net type marine artificial fish reef net-building structure.
Background
The artificial fish reef is a structure artificially arranged in the sea, and aims to improve the ecological environment of the sea area, build a good environment for the inhabitation of marine organisms, provide places for the propagation, growth, bait making and enemy sheltering of fishes and the like, and achieve the purposes of protecting, proliferating and improving the harvest yield. The net is built in the artificial fish reef area by adopting a purse net mode, and annular net walls are arranged in the artificial fish reef area in the sea to play a role in gathering and temporarily culturing fishes.
The leisure fishery is a novel fishery which organically combines leisure entertainment such as leisure activities, aquarium appreciation and the like with modern fishery modes, realizes the combination configuration of a first industry and a third industry, improves the income of fishermen, and develops the economy of fishing areas as the final aim; however, no better mode is available for combining marine artificial net building cultivation with leisure and entertainment activities so as to improve the income of fishermen and develop the economy of fishing areas.
Disclosure of Invention
The invention aims to provide a purse net type marine artificial fish reef netting structure which can organically combine artificial net-building cultivation with leisure activities under the condition of not influencing artificial net-building cultivation so as to be beneficial to developing economy of a fishing area.
The technical scheme of the invention is as follows:
a purse seine type marine artificial fish reef netting structure comprising:
the lower edge of the outer ring purse net is tightly attached to the sea bottom through a sinker, and the upper edge of the outer ring purse net floats on the sea surface through a buoyancy device;
the inner ring purse seine is positioned in the outer ring purse seine, the lower edge of the inner ring purse seine is clung to the sea bottom through a sinker, and the upper edge of the inner ring purse seine floats on the sea surface through a buoyancy device; the area in the inner ring purse seine forms a fishing field, and the area between the outer ring purse seine and the inner ring purse seine forms an artificial farm;
the inner induction structure comprises an inner net wall positioned on the outer side of the inner ring purse net, one side of the inner net wall is connected with the inner ring purse net, an inner induction channel is formed in the area between the inner net wall and the inner ring purse net, one end of the inner induction channel is communicated with the artificial farm, and the other end of the inner induction channel is provided with an inner induction inlet communicated with the fishing farm;
the offshore fishing platform comprises a floating platform positioned in the middle of an inner ring purse seine.
According to the purse net type marine artificial fish reef netting structure, an outer ring purse net and an inner ring purse net are erected, an artificial culture farm is formed between the outer ring purse net and the inner ring purse net, and artificial culture is carried out in the artificial culture farm; meanwhile, a floating platform is built in the middle of the inner-circle fence to form an offshore fishing platform, so that the area in the inner-circle fence forms a fishing field, and people can fish the fishing field on the offshore fishing platform; therefore, the artificial net-building cultivation and the leisure activities are organically combined under the condition of not influencing the artificial net-building cultivation, so that the development of economy of fishing areas is facilitated. On the other hand, the building of the inner induction channel can lead the fish in the outer ring purse net to enter the fishing field for fishing.
Preferably, the induction separation type feeding device is further included, and comprises:
the feeding hopper is positioned above the water surface of the fishing ground;
the separation pipeline is positioned in the fishing ground, one part of an inner cavity of the separation pipeline is positioned above the water surface, the other part of the inner cavity of the separation pipeline is positioned below the water surface, a port of a first end of the separation pipeline faces the feeding hopper, the first end of the separation pipeline is close to the feeding hopper, and a separation mesh is arranged at the port of the first end of the separation pipeline;
the first end of the connecting pipeline is connected with the second end of the separating pipeline, the second end of the connecting pipeline penetrates through the inner ring purse net and is positioned between the outer ring purse net and the inner ring purse net, a water pump is further arranged on the connecting pipeline, and the water pump is positioned between the outer ring purse net and the inner ring purse net; and
the self-adaptive separation device comprises a separation cylinder, a rotary valve plate, a one-way valve and a blocking screen plate, wherein the one-way valve and the blocking screen plate are arranged in a connecting pipeline; the one-way valve is positioned between the upper port of the separating cylinder and the first end of the connecting pipeline, the blocking screen plate is obliquely distributed, the upper part of the blocking screen plate is inclined towards the first end of the connecting pipeline, and the upper port of the separating cylinder is positioned below the blocking screen plate; the water pump is positioned between the second end of the connecting pipeline and the blocking screen plate;
when the water pump works, the water pump drives the water in the connecting pipeline to flow from the first end to the second end of the connecting pipeline, the one-way valve is opened in the process, and the rotary valve plate rotates upwards and abuts against the lower end face of the separating cylinder to seal and cover the lower port of the separating cylinder;
when the water pump stops working, the one-way valve is closed, and the rotary valve plate rotates downwards under the action of the dead weight and abuts against the valve plate limiting block, so that the lower port of the separating cylinder is opened.
In the actual use process of the purse net type marine artificial fish reef netting structure, small fish can enter a fishing field, so that the fishing experience can be influenced, and the fishing interest of people is not improved; and the small fish is fished, which also influences the cultivation and growth of the fish in the artificial farm. On the other hand, the artificial farm between the outer ring purse net and the inner ring purse net needs to throw artificial baits regularly to provide sufficient baits for fishes in the artificial farm, and in order to reduce the difficulty of the fishing farm in the fishing farm, the artificial baits are generally not thrown or a small amount of the artificial baits are thrown so as to avoid the problems of no hook biting and difficult fishing farm after the fishes in the fishing farm are fed with food; however, in the actual process, the problems that visitors who are leisure activities often feed baits into the fishing field, so that the fishing field is not caught by hooks and is difficult to catch are caused; in order to solve the problem, the scheme is provided with an induction separation type feeding device so as to solve the problem, and particularly,
the water pump is started, and then bait is fed in the fishing ground through the feeding hopper (the bait is thrown into water, floats on the water surface firstly, and sinks after a period of time due to water absorption). During the working process of the water pump, water flow is formed in the connecting pipeline, and flows into the artificial culture farm between the outer ring purse net and the inner ring purse net from the fishing farm through the separation pipeline and the connecting pipeline, so that bait in the fishing farm flows into the artificial culture farm between the outer ring purse net and the inner ring purse net along with the water flow through the separation pipeline and the connecting pipeline, sufficient bait is provided for fish in the artificial culture farm, meanwhile, free tourists throw bait into the fishing farm, most of the bait also flows into the artificial culture farm between the outer ring purse net and the inner ring purse net along with the water flow through the separation pipeline and the connecting pipeline; thereby avoiding the problems of no biting and difficult fishing ground after the fish in the fishing ground eats; more importantly, in the process, fishes (including small fishes) in the fishing ground are attracted by bait and gathered in a water area below the feeding hopper, and the small fishes enter the separation pipeline (large fishes cannot enter) through meshes of the separation net sheet along with the bait flowing into the separation pipeline; then, the small fish enters the connecting pipeline under the action of bait and water flow and passes through the one-way valve, and then the small fish is blocked by the blocking screen plate and is retained between the blocking screen plate and the one-way valve; after the water pump is closed, the one-way valve is closed, the rotary valve plate rotates downwards under the action of the dead weight and abuts against the valve plate limiting block, so that the lower port of the separating cylinder is opened, and at the moment, small fish enter the artificial culture farm between the outer ring purse net and the inner ring purse net through the lower port of the separating cylinder.
Preferably, the induced separation type feeding device further comprises a vertical flow guide baffle, the vertical flow guide baffle is located between the second end of the connecting pipeline and the inner ring purse net, the vertical flow guide baffle is close to the second end of the connecting pipeline, and the upper edge of the vertical flow guide baffle is located above the water surface.
Preferably, the number of the inner inducing structures is multiple, and each inner inducing structure is uniformly distributed around the circumferential direction of the inner ring purse net.
Preferably, the number of the inner inducing structures is multiple, and each inner inducing structure is uniformly distributed around the circumferential direction of the inner ring purse net.
Preferably, the offshore fishing platform further comprises a balancing weight which is sunk to the seabed and a connecting rope which is used for connecting the balancing weight and the floating platform, and the balancing weight is positioned in the inner ring fence.
Preferably, the offshore fishing platform further comprises a floating frame channel floating on the water surface, one end of the floating frame channel is connected with the floating platform, and the other end of the floating frame channel sequentially penetrates through the fishing field and the artificial breeding field and is located on the outer side of the outer ring purse net.
Preferably, the floating frame channels are multiple and are uniformly distributed around the circumference of the inner ring purse net.
Preferably, an induction separation type feeding device is arranged between any two adjacent floating frame channels.
Preferably, an inner inducing structure is arranged between any two adjacent floating frame channels.
Preferably, the upper edge of the inner net wall floats on the sea surface through the buoyancy device, and the lower edge of the inner net wall is tightly attached to the sea bottom through the sinker.
Preferably, the upper edge of the inner wall extends along the upper edge of the inner ring seine and the lower edge of the inner wall extends along the lower edge of the inner ring seine.
The beneficial effects of the invention are: can organically combine the artificial net-building cultivation with the leisure activities under the condition of not influencing the artificial net-building cultivation, so as to be beneficial to developing the economy of the fishing area.
Drawings
Fig. 1 is a plan view of a seine-type offshore artificial reef mesh-building structure of the present invention.
Fig. 2 is a partial side view of the seine-type offshore artificial fish reef netting structure of the present invention.
Fig. 3 is an enlarged view of a portion a of fig. 2, in which the water pump is in a stop state.
Fig. 4 is a partial structural view illustrating the induction separation type feeding device when the water pump of the seine type offshore artificial fish reef mesh building structure of the present invention is operated.
In the figure:
an outer ring purse net 1;
an inner ring purse seine 2;
the device comprises an offshore fishing platform 3, a floating platform 3.1, a floating frame channel 3.2, a balancing weight 3.3 and a connecting rope 3.4;
the device comprises an induction separation type feeding device 4, a feeding hopper 4.1, a separation pipeline 4.2, a connecting pipeline 4.3, a water pump 4.4, a vertical flow guide baffle 4.5, a separation net piece 4.6, a one-way valve 4.7, a blocking net plate 4.8, a separation cylinder 4.9, a rotary valve plate 4.10 and a valve plate limiting block 4.11;
an inner induction structure 5, an inner net wall 5.1, an inner induction channel 5.2 and an inner induction inlet 5.3;
an artificial farm 6;
a fishing ground 7.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention are clearly explained and illustrated below with reference to the accompanying drawings, but the following embodiments are only preferred embodiments of the present invention, not all embodiments. Other embodiments obtained by persons skilled in the art without making creative efforts based on the embodiments in the implementation belong to the protection scope of the invention.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present scheme, and are not construed as limiting the scheme of the present invention.
These and other aspects of embodiments of the invention will be apparent with reference to the following description and attached drawings. In the description and drawings, particular embodiments of the invention have been disclosed in detail as being indicative of some of the ways in which the principles of the embodiments of the invention may be practiced, but it is understood that the embodiments of the invention are not limited correspondingly in scope. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
In the description of the present invention, it is to be understood that the terms "thickness", "upper", "lower", "horizontal", "top", "bottom", "inner", "outer", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., and "a plurality" means one or more unless specifically limited otherwise.
In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being permanently connected, detachably connected, or integral; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
The first embodiment is as follows: as shown in fig. 1 and 2, the purse net type marine artificial fish reef netting structure comprises an outer ring purse net 1, an inner ring purse net 2, an inner induction structure 5 and a marine fishing platform 3.
The lower edge of the outer ring purse net 1 is tightly attached to the sea bottom through a sinker, and the upper edge of the outer ring purse net floats on the sea surface through a buoyancy device (such as a floating block, a floating ring and the like).
The inner ring purse net 2 is positioned in the outer ring purse net. The lower edge of the inner ring purse seine is clung to the sea bottom through a sinker, and the upper edge of the inner ring purse seine floats on the sea surface through a buoyancy device. The area within the inner race web constitutes a fishing ground 7. The area between the outer ring purse net and the inner ring purse net forms an artificial farm 6.
The inner induction structure 5 comprises an inner net wall 5.1 located outside the inner ring seine. One side of the inner net wall is connected with the inner ring purse seine, and an inner induction channel 5.2 is formed in the area between the inner net wall and the inner ring purse seine. One end of the inner induction channel is communicated with the artificial farm, and the other end of the inner induction channel is provided with an inner induction inlet 5.3 communicated with the fishing ground.
Specifically, the upper edge of the inner net wall floats on the sea surface through a buoyancy device (such as a floating block, a floating ring and the like), and the lower edge of the inner net wall is attached to the sea bottom through a sinker. The upper edge of interior wire wall extends along the upper edge of inner circle purse seine, and the lower limb of interior wire wall extends along the lower limb of inner circle purse seine. The inner net wall is arc-shaped. In this embodiment, the number of the inner inducing structures is 3, and the inner inducing structures are uniformly distributed around the circumference of the inner ring purse net. Of course the internal inducing structures can also be 5 or 6 or 8 more.
The offshore fishing platform 3 comprises a floating platform 3.1 positioned in the middle of the inner ring purse net. The floating platform comprises a plurality of floating pontoons floating on the water surface and flat plates paved on the floating pontoons. The offshore fishing platform also comprises a balancing weight 3.3 sinking to the seabed and a connecting rope 3.4 connecting the balancing weight and the floating platform. The balancing weight is positioned in the inner ring fence.
In this embodiment, offshore platform of fishing still includes the floating frame passageway 3.2 that floats on the surface of water, and the one end of floating frame passageway links to each other with the floating platform, and the other end of floating frame passageway passes fishing field and artificial breeding field in proper order to be located the outside of outer lane purse seine. The floating frame channel is used for people to walk.
According to the purse net type marine artificial fish reef netting structure, the outer ring purse net and the inner ring purse net are erected, an artificial culture farm is formed between the outer ring purse net and the inner ring purse net, and artificial culture is carried out in the artificial culture farm; meanwhile, a floating platform is built in the middle of the inner-circle fence to form an offshore fishing platform, so that the area in the inner-circle fence forms a fishing field, and people can fish the fishing field on the offshore fishing platform; therefore, the artificial net-building cultivation and the leisure activities are organically combined under the condition of not influencing the artificial net-building cultivation, so as to be beneficial to developing the economy of fishing areas. On the other hand, the building of the inner induction channel can lead the fish in the outer ring purse net to enter the fishing field for fishing.
Further, as shown in fig. 1, the number of the floating frame channels is multiple, and the multiple floating frame channels are uniformly distributed around the circumference of the inner ring purse net. An inner inducing structure is arranged between any two adjacent floating frame channels.
In a second embodiment, the remaining structure of the present embodiment refers to the first embodiment, and the difference therebetween is that:
as shown in fig. 1, 2 and 3, the purse net type marine artificial fish reef mesh building structure further comprises an induction separation type feeding device 4. In this embodiment, the number of the separate induction feeding devices is multiple, for example, 3 or 4 or more, and each separate induction feeding device is sequentially and uniformly distributed around the circumference of the inner ring purse net. Specifically, an induction separating type feeding device is arranged between any two adjacent floating frame channels.
The induction separation type feeding device comprises a feeding hopper 4.1, a separation pipeline 4.2, a connecting pipeline 4.3 and a self-adaptive separation device.
The feeding hopper is located above the water surface of the fishing ground, and in the embodiment, a switch valve is arranged at the bottom of the feeding hopper, and specifically, the switch valve is an electromagnetic switch valve.
The separation pipe 4.2 is located in the fishing ground. One part of the inner cavity of the separation pipe is located above the water surface, and the other part of the inner cavity of the separation pipe is located below the water surface. The first end of the separation conduit is ported towards the feed hopper. The first end of the separation pipeline is close to the feeding hopper, and in this embodiment, the distance between the first end of the separation pipeline and the feeding hopper is less than 2 meters. The port of the first end of the separation pipeline is provided with a separation mesh 4.6. The small fish can pass through the meshes of the separation net sheet.
The first end of the connecting pipeline is connected with the second end of the separating pipeline, and the second end of the connecting pipeline penetrates through the inner ring purse net and is located between the outer ring purse net and the inner ring purse net. In this embodiment, the connecting pipe is located the surface of water below, and the port of the second end of connecting pipe sets up upwards. And a water pump 4.4 is also arranged on the connecting pipeline, and the water pump is positioned between the outer ring purse net and the inner ring purse net.
The self-adaptive separation device comprises a separation cylinder 4.9, a rotary valve plate 4.10, a one-way valve 4.7 and a blocking screen plate 4.8 which are arranged in a connecting pipeline. The separating cylinder is positioned between the outer ring purse seine and the inner ring purse seine and is positioned below the connecting pipeline. The axes of the separating cylinders are distributed up and down. The upper port of the separating cylinder is communicated with the inner cavity of the connecting pipeline. The rotary valve plate is rotatably arranged at the lower end of the separating cylinder. A valve plate limiting block 4.11 is also arranged below the rotary valve plate. The valve block limiting block is fixed on the outer wall of the separating cylinder through a connecting piece. The one-way valve is located between the upper port of the separation barrel and the first end of the connecting pipe. The blocking screen plate is obliquely distributed, and the upper part of the blocking screen plate is inclined towards the first end of the connecting pipeline. The upper port of the separating cylinder is positioned below the barrier screen plate, and the upper port of the separating cylinder is positioned between the lower edge of the barrier screen plate and the one-way valve. The water pump is located between the second end of the connecting pipeline and the blocking screen plate.
As shown in FIG. 4, when the water pump works, the water pump drives the water in the connecting pipeline to flow from the first end of the connecting pipeline to the second end, the one-way valve is opened in the process, and the rotary valve plate rotates upwards and abuts against the lower end face of the separating cylinder to seal the lower port of the separating cylinder.
As shown in figure 3, when the water pump stops working, the one-way valve is closed, and the rotary valve plate rotates downwards under the action of the dead weight and abuts against the valve plate limiting block, so that the lower port of the separating cylinder is opened.
When the electromagnetic switch valve is opened, the water pump is in a working state.
In the actual use process of the purse net type marine artificial fish reef netting structure, small fish can enter a fishing field, so that the fishing experience can be influenced, and the fishing interest of people can not be improved; and the small fish is fished, which also affects the cultivation and growth of the fish in the artificial farm. On the other hand, the artificial farm between the outer ring purse net and the inner ring purse net needs to throw artificial baits regularly to provide sufficient baits for fishes in the artificial farm, and in order to reduce the difficulty of the fishing farm in the fishing farm, the artificial baits are generally not thrown or a small amount of the artificial baits are thrown so as to avoid the problems of no hook biting and difficult fishing farm after the fishes in the fishing farm are fed with food; however, in the actual process, the problems that visitors who are leisure activities often feed baits into the fishing field, so that the fishing field is not caught by hooks and is difficult to catch are caused; in order to solve the problem, the scheme is provided with an induction separation type feeding device so as to solve the problem, and particularly,
the water pump is started, and then bait is fed in the fishing ground through the feeding hopper (the bait is thrown into water, floats on the water surface firstly, and sinks after a period of time due to water absorption). During the working process of the water pump, water flow is formed in the connecting pipeline, and flows into the artificial culture farm between the outer ring purse net and the inner ring purse net from the fishing farm through the separation pipeline and the connecting pipeline, so that bait in the fishing farm flows into the artificial culture farm between the outer ring purse net and the inner ring purse net along with the water flow through the separation pipeline and the connecting pipeline, sufficient bait is provided for fish in the artificial culture farm, meanwhile, free tourists throw bait into the fishing farm, most of the bait also flows into the artificial culture farm between the outer ring purse net and the inner ring purse net along with the water flow through the separation pipeline and the connecting pipeline; thereby avoiding the problems of no biting and difficult fishing ground after the fish in the fishing ground eats; more importantly, in the process, fishes (including small fishes) in the fishing field are attracted by baits and gathered in a water area below the feeding hopper, and the small fishes enter the separation pipeline (large fishes cannot enter) through meshes of the separation net sheet along with the baits flowing into the separation pipeline; then, the small fish enters the connecting pipeline under the action of bait and water flow and passes through the one-way valve, and then the small fish is blocked by the blocking screen plate and is retained between the blocking screen plate and the one-way valve; after the water pump is closed, the one-way valve is closed, the rotary valve plate rotates downwards under the action of dead weight and abuts against the valve plate limiting block, so that the lower port of the separating cylinder is opened, and at the moment, small fishes enter the artificial culture field between the outer ring purse net and the inner ring purse net through the lower port of the separating cylinder.
Further, as shown in fig. 1 and 2, the induced separation type feeding device further comprises a vertical flow guide baffle 4.5, the vertical flow guide baffle is located between the second end of the connecting pipeline and the inner ring purse net, the vertical flow guide baffle is close to the second end of the connecting pipeline, and the upper edge of the vertical flow guide baffle is located above the water surface.
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 (7)
1. The utility model provides a purse seine formula marine artificial fish reef structure of establishing network, characterized by includes:
the lower edge of the outer ring purse seine is attached to the seabed through a sinker, and the upper edge of the outer ring purse seine floats on the sea surface through a buoyancy device;
the inner ring purse seine is positioned in the outer ring purse seine, the lower edge of the inner ring purse seine is clung to the sea bottom through a sinker, and the upper edge of the inner ring purse seine floats on the sea surface through a buoyancy device; the area in the inner ring purse net forms a fishing field, and the area between the outer ring purse net and the inner ring purse net forms an artificial farm;
the inner induction structure comprises an inner net wall positioned on the outer side of the inner ring purse net, one side of the inner net wall is connected with the inner ring purse net, an inner induction channel is formed in a region between the inner net wall and the inner ring purse net, one end of the inner induction channel is communicated with the artificial breeding farm, and the other end of the inner induction channel is provided with an inner induction inlet communicated with the fishing farm;
the offshore fishing platform comprises a floating platform positioned in the middle of the inner ring purse net;
the induced disconnect-type device of throwing something and feeding, induced disconnect-type device of throwing something and feeding includes:
the feeding hopper is positioned above the water surface of the fishing ground;
the separation pipeline is positioned in the fishing ground, one part of the inner cavity of the separation pipeline is positioned above the water surface, the other part of the inner cavity of the separation pipeline is positioned below the water surface, the port of the first end of the separation pipeline faces the feeding hopper, the first end of the separation pipeline is close to the feeding hopper, and the port of the first end of the separation pipeline is provided with a separation net piece;
the first end of the connecting pipeline is connected with the second end of the separating pipeline, the second end of the connecting pipeline penetrates through the inner ring purse net and is positioned between the outer ring purse net and the inner ring purse net, and the connecting pipeline is also provided with a water pump which is positioned between the outer ring purse net and the inner ring purse net; and
the self-adaptive separation device comprises a separation cylinder, a rotary valve plate, a one-way valve and a blocking screen plate, wherein the one-way valve and the blocking screen plate are arranged in a connecting pipeline; the one-way valve is positioned between the upper port of the separating cylinder and the first end of the connecting pipeline, the blocking screen plates are distributed in an inclined manner, the upper parts of the blocking screen plates are inclined towards the first end of the connecting pipeline, and the upper port of the separating cylinder is positioned below the blocking screen plates; the water pump is positioned between the second end of the connecting pipeline and the barrier screen plate;
when the water pump works, the water pump drives the water in the connecting pipeline to flow from the first end to the second end of the connecting pipeline, the one-way valve is opened in the process, and the rotary valve plate rotates upwards and abuts against the lower end face of the separating cylinder to seal and cover the lower port of the separating cylinder;
when the water pump stops working, the one-way valve is closed, and the rotary valve plate rotates downwards under the action of the dead weight and abuts against the valve plate limiting block, so that the lower port of the separating cylinder is opened.
2. The purse net type marine artificial fish reef netting structure of claim 1, wherein the induced separation type feeding device further comprises a vertical diversion baffle, the vertical diversion baffle is located between the second end of the connecting pipeline and the inner ring purse net and is close to the second end of the connecting pipeline, and the upper edge of the vertical diversion baffle is located above the water surface.
3. The purse net type marine artificial fish reef netting structure as claimed in claim 1 or 2, wherein the induction separation type feeding devices are a plurality of, and are uniformly distributed in sequence around the circumference of the inner ring purse net.
4. The seine-type offshore artificial fish reef netting structure of claim 1 or 2, wherein the number of the inner inducing structures is multiple, and each inner inducing structure is uniformly distributed around the circumference of the inner ring seine.
5. The purse net type marine artificial fish reef netting structure as claimed in claim 1 or 2, wherein the marine fishing platform further comprises a floating frame channel floating on the water surface, one end of the floating frame channel is connected with the floating platform, and the other end of the floating frame channel sequentially passes through the fishing field and the artificial breeding field and is located outside the outer ring purse net.
6. The purse net type marine artificial fish reef netting structure as claimed in claim 1 or 2, wherein the upper edge of the inner net wall floats on the sea surface through a buoyancy device, and the lower edge of the inner net wall is attached to the sea bottom through a sinker.
7. The seine-type marine artificial fish reef netting structure of claim 1 or 2, wherein an upper edge of the inner net wall extends along an upper edge of the inner ring seine, and a lower edge of the inner net wall extends along a lower edge of the inner ring seine.
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| CN111543372A (en) * | 2020-06-18 | 2020-08-18 | 山东省海洋资源与环境研究院(山东省海洋环境监测中心、山东省水产品质量检验中心) | Fishing platform with floating artificial fish reef |
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| CN107343482A (en) * | 2017-08-11 | 2017-11-14 | 中国水产科学研究院渔业机械仪器研究所 | One kind leisure cultivation environment protection aquafarm |
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