CN114009407A - Sub-specification deep-water live fish automatic catch device - Google Patents
Sub-specification deep-water live fish automatic catch device Download PDFInfo
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- CN114009407A CN114009407A CN202111322414.2A CN202111322414A CN114009407A CN 114009407 A CN114009407 A CN 114009407A CN 202111322414 A CN202111322414 A CN 202111322414A CN 114009407 A CN114009407 A CN 114009407A
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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
- A01K69/00—Stationary catching devices
- A01K69/06—Traps
- A01K69/08—Rigid traps, e.g. lobster pots
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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
- A01K61/90—Sorting, grading, counting or marking live aquatic animals, e.g. sex determination
- A01K61/95—Sorting, grading, counting or marking live aquatic animals, e.g. sex determination specially adapted for fish
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Abstract
The application discloses an automatic catching device for deep-water live fish in different specifications, which comprises a fish collecting box (1) and a bait throwing mechanism, wherein a fish inlet (5) and a fish outlet (6) are respectively arranged on two opposite side surfaces of the fish collecting box (1); the method is characterized in that: the fish inlet (5) is internally provided with a sealable fish inlet grating component, and the fish outlet (6) is internally provided with a sealable fish outlet grating component; the control system controls the opening and closing of the fish inlet grating assembly and controls the opening and closing of the fish outlet grating assembly. The invention can realize the large and small sized fishing effect according to the specification, and avoid the defect of fry waste caused by the capturing of large and small fishes together.
Description
Technical Field
The invention relates to an automatic catching device for deep-water live fish in different specifications, and belongs to the field of marine culture equipment.
Background
With the acceleration of the modern and urbanization process of China, offshore culture in China faces a series of problems of space shrinkage, environmental pollution, ecological degradation and the like, and the seawater culture from the near shore to the deep open sea becomes an important way for ensuring the sustainable development of the seawater culture industry and also becomes a world consensus. In recent years, with the construction and the production of large steel structure offshore net cages such as 'deep blue I', 'Dehai I', 'Shayu No. 1', and the like, the deep sea fish culture in China has been on an initial scale, and the deep sea fish culture scale can be rapidly developed in the foreseeable future.
The water body of the deep and far sea fish culture net cage is generally tens of thousands to tens of thousands of cubic meters, and the culture production capacity usually exceeds 1000 tons or even thousands of tons. According to the huge aquaculture water body and the corresponding fish storage amount cultured in the net cage, the corresponding adult fish capturing devices which are classified according to specifications in batches and keep alive are needed, and the cultured fishes are ensured to be continuously marketed in a fresh or icy fresh mode. The batch fishing device adopted by the large-scale steel net cage at present integrally improves the density of the cultured fishes in the cage, then adopts a vacuum type fish suction pump to fish, and recovers the fish culture density to the density before fishing after a certain amount of fishing is finished.
The method has the disadvantages that firstly, the whole box of fish needs to be concentrated every time of fishing, the fish is easy to scratch and lack of oxygen and even die due to overlarge density, and the repeated batch fishing is harmful to the uncaptured fish, thus being not beneficial to the subsequent culture after fishing; secondly, the method captures the big fish and the small fish together, so that the large and small fish can not be caught in different specifications, and the cultured fry is wasted; finally, the method is complex to operate, high in labor and electric power cost, high in production cost and low in production benefit.
Disclosure of Invention
The invention provides an automatic catching device for deep water live fishes of different specifications, which can realize the effect of catching fishes of different specifications with different sizes, avoid the defect of fry waste caused by catching fishes of different sizes, and avoid mechanical damage to the caught fishes in the fishing process and scratches among individuals caused by overlarge fish density, so that the sale phase of the caught fishes is not influenced.
The invention adopts the technical scheme that the automatic catching device for the deep water live fish in different specifications comprises a fish collecting box and a bait throwing mechanism, wherein a fish inlet and a fish outlet are respectively formed in two opposite side surfaces of the fish collecting box; the automatic catching device for the deep water live fish with the different specifications further comprises a control system, wherein a sealable fish inlet grating assembly is arranged in the fish inlet, and a sealable fish outlet grating assembly is arranged in the fish outlet; the control system controls the opening and the closing of the fish inlet grating assembly and controls the opening and the closing of the fish outlet grating assembly; the fish bait throwing mechanism comprises an in-box bait throwing pipe and an out-box bait throwing pipe, and the bait throwing outlet end of the in-box bait throwing pipe is arranged in the fish collecting box; the bait casting outlet end of the bait casting pipe outside the fish collection box is arranged at a position on one side, close to the fish inlet, of the outside of the fish collection box; the control system alternately opens the bait casting pipes inside the box and outside the box for bait casting.
Preferably, the automatic catching device for the deep water live fishes according to the specifications comprises a fish inlet grating outer frame and a plurality of baffle groups, wherein each baffle group comprises a left baffle and a right baffle, and the fish inlet grating outer frame is matched with the fish inlet; the fish inlet grating component also comprises a fish inlet grating driving component for driving the left baffle plate to rotate; after the fish inlet grille driving component drives the left baffle to rotate, the gap between two adjacent right baffles is closed or opened.
Preferably, two ends of the left baffle are respectively and rotatably connected with the outer frame of the fish inlet grating through rotating shafts; the fish inlet grille driving assembly comprises a first driving motor and a first connecting rod, wherein the power output end of the first driving motor drives a rotating shaft of one left baffle to rotate, and the first connecting rod is connected with all the left baffles and hinged to each left baffle.
Preferably, two ends of the right baffle are respectively and rotatably connected with the outer frame of the fish inlet grating through rotating shafts; the fish inlet grating driving assembly further comprises a driving gear, a driven gear and a second connecting rod; the driving gear is driven by the driving motor I to rotate and is meshed with the driven gear, and the driven gear is in transmission connection with one of the right side baffles; and the second connecting rod is connected with all the right side baffles and is hinged with each right side baffle.
Optimally, the rotation directions of the left baffle and the right baffle of the same baffle group are opposite; the right baffle and the left baffle of the same baffle group are arranged in a V shape after rotating, and the opening direction of the V shape faces the interior of the fish collecting box; the rotating shaft of the right baffle is arranged close to one side of the left baffle of the same baffle group, and the rotating shaft of the left baffle is arranged close to one side of the right baffle of the same baffle group; two ends of the left baffle, which are close to the rotating shaft, are made of hard anticorrosive materials respectively, and the other parts of the left baffle are made of elastic materials; the two ends of the right baffle close to the rotating shaft are made of hard anticorrosive materials respectively, and the other parts of the right baffle are made of elastic materials.
Preferably, the automatic catching device for the deep water live fish with the divided specifications comprises a fish outlet grating assembly and a fish outlet grating assembly, wherein the fish outlet grating assembly comprises a transverse moving grating and a fixed grating, the fixed grating is fixedly arranged in the fish outlet, and the transverse moving grating and the fixed grating are arranged in parallel; the transverse moving grating is connected with a transverse driving mechanism and is driven to move by the transverse driving mechanism; and the transverse moving grating closes the gap on the fixed grating after transversely moving.
Preferably, in the automatic catching device for the deep water live fishes with the different specifications, the transverse moving grating comprises a moving grating frame and a plurality of moving vertical rods, the moving grating frame comprises two moving cross rods which are arranged in parallel, the moving vertical rods are arranged in parallel at intervals, and two ends of the moving grating frame are respectively and fixedly connected with the two moving cross rods of the moving grating frame;
the fixed grating comprises a fixed grating frame and a plurality of fixed upright posts, the fixed grating frame comprises two fixed cross rods which are arranged in parallel, the fixed upright posts are arranged in parallel at intervals, and two ends of the fixed upright posts are respectively fixedly connected with the two fixed cross rods of the fixed grating frame; the two movable cross bars of the movable grid framework are arranged between the two fixed cross bars of the fixed grid framework and are attached to the fixed cross bars to slide;
the transverse driving mechanism comprises a transverse driving motor, and the transverse driving motor is connected with the movable grating frame through a screw pair and drives the movable grating frame to move; after the transverse moving grating moves, the moving vertical rods seal the opening gap between the two adjacent fixed vertical rods.
Preferably, in the automatic catching device for the deep water live fish with the different specifications, the fixed cross rod of the fixed grating frame is provided with an L-shaped slideway, the movable cross rod of the movable grating frame is connected with a sliding head, and the sliding head is inserted into the slideway and slides along the slideway;
the slideway comprises a first straight line section and a second straight line section, the first straight line section is arranged along the length extension direction of a moving cross bar of the moving grating frame, and the second straight line section is perpendicular to the first straight line section; the fixed grid framework is connected with a vertical pushing mechanism, and a power output end of the vertical pushing mechanism is connected with the fixed grid framework through a screw pair and pushes the fixed grid framework to move along the linear section II;
and after the fixed grid framework moves along the second straight line segment, the movable vertical rods are inserted between the two adjacent fixed vertical rods and seal the opening gap between the two adjacent fixed vertical rods.
Preferably, the automatic catching device for the deep water live fish with the different specifications comprises a bait casting switching valve, wherein the bait casting pipe in the box and the bait casting pipe outside the box are communicated with the bait casting switching valve; the control system comprises a user terminal, a data transmission part and an underwater operation part; the user terminal performs data transmission with the underwater operation part through the data transmission part;
the user terminal comprises a user control interface, and the in-box bait casting time of the in-box bait casting pipe and the out-box bait casting time of the out-box bait casting pipe are input through the user control interface; inputting the number of times of alternate circulation of alternately opening the bait casting pipes in the box and the bait casting pipes outside the box through a user control interface; inputting the opening sizes and the opening duration of the fish inlet grating assembly and the fish outlet grating assembly through a user control interface;
the underwater operation part receives data input by the user terminal and controls the bait casting conversion valve, the fish outlet grating component and the fish inlet grating component to work according to the input data.
Preferably, the automatic catching device for the deep water live fishes with the different specifications is characterized in that an illuminating lamp and an underwater video monitor are arranged in the fish collecting box, and the underwater video monitor transmits video data to a user terminal through a data transmission part and displays the video data through the user terminal; the on-off time of the illuminating lamp is input through the user control interface, and the on-off operation of the illuminating lamp is controlled through the underwater operation part.
The application has the advantages that:
(1) the large and small sized fishing device can realize the large and small sized fishing effect, and avoid the defect of fry waste caused by the large and small fishes being caught together.
According to the individual size distribution of the cultured fishes in the net cage, the distance between the fish inlet grilles and the distance between the fish outlet grilles are set through a user control interface and adjusted by a motor, the fishes are attracted to enter the fish collecting box by feeding the bait in the box, the bait is fed outside the box, small-sized individuals with the body width smaller than the distance between the fish outlet grilles are attracted to leave the fish collecting box, and large-sized individuals with the body width larger than the distance between the fish outlet grilles are left in the fish collecting box, so that the large-size and small-size separated fishing effect is achieved.
(2) The method does not cause damage to the small uncaptured fishes and does not influence the subsequent culture of the small uncaptured fishes.
The conversion between the in-box bait casting and the out-box bait casting is realized by setting the in-box bait casting time and the out-box bait casting time through the user control interface, after the in-box bait casting lures fish groups to enter the inside of the fish collecting box, the in-box bait casting lures small-sized individuals with the body width smaller than the distance between the fish outlet grids to leave the fish collecting box, so that the small fish which are not captured leave the fish capturing box through autonomous swimming, no damage can be caused to the small fish which are not captured, and the follow-up culture of the small fish which are not captured is not influenced.
(3) Mechanical damage to the captured fish and scratches among individuals caused by excessive fish density during the fishing process can be avoided, so that the sale phase of the captured fish is not influenced.
The fish is attracted to enter the fish catching box by bait casting in the box, small-sized fish is attracted to leave the fish catching box by bait casting outside the box, the fish enters and exits the fish catching box by the independent swimming of the fish, the mechanical damage caused by forced fish passive clustering and the mutual scratch between individual fish catching bodies by a method of using a fish suction pump are avoided, and therefore the sale phase of the caught fish is improved.
(4) Can ensure that the caught fish is all live fish, is favorable for the subsequent processing and bleeding of the caught fish, and improves the processing quality of the caught fish.
The fish inlet time, the fish outlet time and the fish inlet and outlet circulation frequency parameter setting are set through a user control interface, the process that fishes enter and exit the fish catching box is automatically completed on an in-situ water layer where the fishes live, after the set fish inlet and outlet circulation frequency is completed, after fish groups in the fish catching box reach a certain density, the fish inlet grating and the fish outlet grating are closed through the fish inlet grating opening and closing control motor and the fish outlet grating opening and closing control motor, the caught fishes are lifted to a net cage deck together with in-situ water, the fishing is completed, the whole fishing process is a water carrying operation, the caught fishes always live in-situ water, the phenomenon that the caught fishes die due to high-temperature water on the upper layer in the lifting process of the fish catching box when the water body with a thermocline is caught is avoided, the fact that the caught fishes are live fishes is ensured, bleeding of the caught fishes in the subsequent processing process is facilitated, and the processing quality of the caught fishes is improved.
(5) Safe, convenient and efficient operation, and improves the economy of culture production.
Set for each operating parameter of fishing process through user control interface before the fishing, after the fishing case arrived appointed box with a net degree of depth, open fishing start instruction button, adopt the electromechanical control mode can accomplish the fishing process automatically through operating system under water, whole fishing process is all controlled on the box with a net deck, do not need the diver to dive the operation, thereby improve the security of fishing, convenience and efficiency, need not use the diver simultaneously, can practice thrift the cost of labor who hires the diver, improve the economic nature of fish culture production.
Drawings
FIG. 1 is a schematic structural diagram of the present application;
FIG. 2 is a first schematic view of the fish grill assembly of the present application;
FIG. 3 is a side view of FIG. 2;
FIG. 4 is a second schematic structural view of the fish grill assembly of the present application;
FIG. 5 is a first schematic view of the fish grill assembly of the present application;
FIG. 6 is a side view of FIG. 5;
FIG. 7 is a cross-sectional view A-A of FIG. 5;
FIG. 8 is a cross-sectional view B-B of FIG. 5;
FIG. 9 is a second structural view of the fish grill assembly of the present application;
fig. 10 is a block diagram showing the overall configuration of the control system of the present application.
Detailed Description
The technical features of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.
The invention relates to an automatic catching device for deep water live fishes in different specifications, which comprises a fish collecting box 1 and a fish luring bait throwing mechanism, wherein a fish inlet 5 and a fish outlet 6 are respectively arranged on two opposite side surfaces of the fish collecting box 1, and a closable catching outlet 2 is arranged on the other side surface of the fish collecting box 1; a sealable fish inlet grating component is arranged in the fish inlet 5, and a sealable fish outlet grating component is arranged in the fish outlet 6; the fish bait throwing mechanism comprises a bait throwing change-over valve 7, a main bait throwing pipeline 10, an in-box bait throwing pipe 8 and an out-box bait throwing pipe 9, wherein one end of the in-box bait throwing pipe 8 is communicated with the main bait throwing pipeline 10 through the bait throwing change-over valve 7, and the other end of the in-box bait throwing pipe 8 is arranged in the fish collecting box 1; one end of the outside-box bait casting pipe 9 is communicated with the main bait casting pipeline 10 through the bait casting change-over valve 7, and the other end of the outside-box bait casting pipe 9 is arranged at the position, close to one side of the fish inlet 5, outside the fish collecting box 1; the bait casting conversion valve 7 alternately opens the bait casting pipe 8 in the box and the bait casting pipe 9 outside the box.
Among the technical scheme of this application, set for the conversion that incasement time of feeding and the case outside time of feeding realize that incasement feeding and case outside are fed through user control interface, lure the shoal of fish to get into the collection fish incasement portion back through the incasement feeding, convert again to the case outside and throw the small dimension individual that lures the body width to be less than out fish grid interval and leave the collection fish case, consequently do not catch the small fish and leave the fishing case through autonomous swimming, can not cause any injury to not catching the small fish, do not influence the follow-up breed of not catching the small fish.
The fish collecting box 1 is of a cuboid structure, the end face with the fish inlet 5 and the end face with the fish outlet 6 are removed, and the front, the rear, the upper and the lower four sides of the fish collecting box 1 are made of stainless steel. After shoal of fish reaches certain density in fish collection box 1, through advancing fish grid subassembly, go out the closure of fish grid subassembly, make whole fish collection box 1 airtight, when dragging fish collection box 1 and drawing forth the water surface, the sea water in fish collection box 1 is dragged to the box with a net deck together with the fish, accomplish the fishing, whole fishing process is the live water operation, and catch the fish and live in normal position aquatic all the time, when avoiding fishing in the water that has the thermocline, it is dead to guarantee to catch the fish that the fish box promotes the upper strata high-temperature water leads to, it is live fish to guarantee to catch the fish, be favorable to catching the bloodletting of fish in the follow-up course of working, thereby improve the processingquality who catches the fish.
The fish inlet grating assembly comprises a fish inlet grating outer frame 51 and a plurality of baffle groups, each baffle group comprises a left baffle 52 and a right baffle 53, and the fish inlet grating outer frame 51 is matched with the fish inlet 5; the fish inlet grating assembly also comprises a fish inlet grating driving assembly which drives the left baffle plate 52 to rotate; after the fish inlet grille driving assembly drives the left baffle plate 52 to rotate, the gap between two adjacent right baffle plates 53 is closed or opened.
Two ends of the left baffle plate 52 are respectively rotatably connected with the fish inlet grid outer frame 51 through rotating shafts; the fish inlet grille driving assembly comprises a first driving motor 54 and a first connecting rod 55, wherein the power output end of the first driving motor 54 drives the rotating shaft of one left baffle plate 52 to rotate, and the first connecting rod 55 is connected with all the left baffle plates 52 and is hinged with each left baffle plate 52.
Among the technical scheme of this application, thereby close into fish mouth 5 through the rotation of left side baffle 52 and close the space between two adjacent right side baffles 53 for fish mouth 5 keeps airtight state at the in-process that collection fish box 1 was dragged to the box with a net deck, and normal position sea water can not leak from fish mouth 5.
The first connecting rod 55 is connected with all the left baffles 52, when one of the left baffles 52 rotates, the first connecting rod 55 drives all the left baffles 52 to synchronously rotate, so that the action consistency of all the left baffles 52 is kept, and the fish inlet 5 can be closed.
Two ends of the right baffle 53 are respectively rotatably connected with the fish inlet grid outer frame 51 through rotating shafts; the fish inlet grating driving assembly further comprises a driving gear 56, a driven gear 57 and a second connecting rod 58; the driving gear 56 is driven by the first driving motor 54 to rotate and is meshed with the driven gear 57, and the driven gear 57 is in transmission connection with one of the right baffles 53; the second connecting rod 58 is connected with all the right side baffles 53 and is hinged with each right side baffle 53.
In the technical scheme of this application, drive driven gear 57 through driving gear 56, realize at left side baffle 52 pivoted in-process, right side baffle 53 synchronous rotation, two 58 connecting rods drive whole right side baffles 53 synchronous rotations to under the drive of advancing fish grill drive assembly, whole left side baffle 52, right side baffle 53 can keep synchronous rotation. The form and the connection mode of the second connecting rod 58 are the same as those of the first connecting rod 55, the connection structure of the second connecting rod 58 is illustrated in the figure, and the connection structure of the first connecting rod 55 is omitted.
The rotation directions of the left baffle plate 52 and the right baffle plate 53 of the same baffle plate group are opposite; the right baffle 53 and the left baffle 52 of the same baffle group are arranged in a V shape after rotating, and the opening direction of the V shape faces the interior of the fish collecting box 1; the rotating shaft of the right baffle 53 is arranged close to one side of the left baffle 52 of the same baffle group, and the rotating shaft of the left baffle 52 is arranged close to one side of the right baffle 53 of the same baffle group; two ends of the left baffle plate 52 close to the rotating shaft are made of hard anticorrosive materials respectively, and other parts of the left baffle plate 52 are made of elastic materials; two ends of the right baffle 53 close to the rotating shaft are made of hard anticorrosive materials respectively, and other parts of the right baffle 53 are made of elastic materials.
In the technical scheme of this application, under advancing fish mouthful 5 open mode, right side baffle 53, the left side baffle 52 of same baffle group rotate back and be V font and V font opening towards collection fish incasement 1 inside, because right side baffle 53, left side baffle 52 are elastic material, so it has certain elasticity.
Because the rotating shaft of the right baffle 53 is arranged close to one side of the left baffle 52 of the same baffle group, and the rotating shaft of the left baffle 52 is arranged close to one side of the right baffle 53 of the same baffle group, after the right baffle 53 and the left baffle 52 rotate, the gap between the right baffle 53 and the left baffle 52 of the same group is small, and fish can not enter and exit the fish collecting box 1 through the gap. The gap between two adjacent baffle groups is large, so that big fish and small fish can enter the fish collection box 1 from the outside of the fish collection box 1.
Under the attraction of the bait, the fish with larger volume can enter the fish collecting box 1 from the gap between the two adjacent baffle groups. When the fish with larger volume passes through the gap between the two adjacent baffle groups, because the right baffle 53 and the left baffle 52 are made of elastic materials, the openings of the two adjacent fish inlet grid columns 72 can be increased by the force of the big fish when the big fish moves, so that the big fish can enter the fish.
However, since the V-shaped opening direction of the gap formed between two adjacent baffle groups faces the outside of the fish collection box 1, when a big fish swims out from the gap formed between two adjacent baffle groups, the big fish can be limited by two adjacent fish inlet grid columns 72, and the larger the swimming force is, the gap formed between two adjacent baffle groups will tend to close under the impact force, so that the gap formed between two adjacent baffle groups is reduced, and the big fish cannot swim out from the gap formed between two adjacent baffle groups.
The fish outlet grating component comprises a transverse moving grating and a fixed grating, the fixed grating is fixedly arranged in the fish outlet 6, and the transverse moving grating and the fixed grating are arranged in parallel; the transverse moving grating is connected with a transverse driving mechanism and is driven to move by the transverse driving mechanism; and the transverse moving grating closes the gap on the fixed grating after transversely moving.
In this application, through the relative slip of lateral shifting grid and fixed grid, the size of the gap between adjustment lateral shifting grid, the fixed grid to the restriction can be from the volume of the fish that fish outlet 6 swims out.
The transverse moving grating comprises a moving grating frame 61 and a plurality of moving upright rods 62, the moving grating frame 61 comprises two moving cross rods which are arranged in parallel, the moving upright rods 62 are arranged in parallel at intervals, and two ends of the moving upright rods are respectively fixedly connected with the two moving cross rods of the moving grating frame 61;
the fixed grating comprises a fixed grating frame 63 and a plurality of fixed upright posts 64, the fixed grating frame 63 comprises two fixed cross rods which are arranged in parallel, the fixed upright posts 64 are arranged in parallel at intervals, and two ends of the fixed upright posts are respectively fixedly connected with the two fixed cross rods of the fixed grating frame 63; the two movable cross bars of the movable grid frame 61 are arranged between the two fixed cross bars of the fixed grid frame 63 and are attached to the fixed cross bars to slide;
the transverse driving mechanism comprises a transverse driving motor 65, and the transverse driving motor 65 is connected with the movable grating frame 61 through a screw pair and drives the movable grating frame 61 to move; after the transverse moving grate is moved, the moving uprights 62 close the open space between two adjacent fixed uprights 64.
In this application, through the relative slip between lateral shifting grid, the fixed grid, the overlapping area of pole setting 62 and the fixed pole setting 64 is removed in the adjustment to as required, the size of the gap that forms between pole setting 62 and the fixed pole setting 64 is removed in the adjustment, makes the small fish can swim out from fish outlet 6 and prevents that the big fish from swimming out from fish outlet 6.
An L-shaped slideway 66 is arranged on a fixed cross bar of the fixed grating frame 63, a moving cross bar of the moving grating frame 61 is connected with a sliding head, and the sliding head is inserted in the slideway 66 and slides along the slideway 66;
the slide way 66 comprises a first straight line section and a second straight line section, wherein the first straight line section is arranged along the length extension direction of the moving cross bar of the moving grating frame 61, and the second straight line section is perpendicular to the first straight line section; the fixed grid frame 63 is connected with a vertical pushing mechanism 67, and the power output end of the vertical pushing mechanism 67 is connected with the fixed grid frame 63 through a screw pair and pushes the fixed grid frame 63 to move along the second straight line segment;
after the fixed grid framework 63 moves along the second straight line segment, the movable upright rods 62 are inserted between the two adjacent fixed upright rods 64 and close the opening gap between the two adjacent fixed upright rods 64.
Under the drive of the transverse driving motor 65, the grating is transversely moved along the first straight line section by the limiting of the sliding head and the first straight line section of the slideway 66, so that the size of a gap formed between the movable vertical rod 62 and the fixed vertical rod 64 is adjusted. After the slider moved the tip position of straightway two, perpendicular pushing mechanism 67 drive lateral shifting grid moved along the length extending direction of straightway two for remove pole setting 62 and peg graft between two adjacent fixed pole settings 64, thereby thorough sealed fish outlet 6, after fish inlet 5, fish outlet 6 sealed, a inclosed space that forms in the collection fish box 1 prevents that normal position water from dragging the excessive loss of in-process that draws collection fish box 1 ashore.
The device of the invention also comprises a user terminal 13, a data transmission part 14 and an underwater operation part; the user terminal 13 performs data transmission with the underwater operation part through a data transmission part 14;
the user terminal 13 comprises a user control interface, and the in-box bait casting time of the in-box bait casting pipe 8 and the out-box bait casting time of the out-box bait casting pipe 9 are input through the user control interface; inputting the number of the alternate circulation times of alternately opening the in-box feeding pipe 8 and the out-box feeding pipe 9 by the feeding conversion valve 7 through a user control interface; inputting the opening sizes and the opening duration of the fish inlet grating assembly and the fish outlet grating assembly through a user control interface;
the underwater working part receives data input by the user terminal 13 and controls the bait casting change-over valve 7, the fish discharging grating assembly and the fish feeding grating assembly to work according to the input data.
An illuminating lamp 3 and an underwater video monitor 4 are arranged in the fish collection box 1, and the underwater video monitor 4 transmits video data to a user terminal 13 through a data transmission part 14 and displays the video data through the user terminal 13; the on-off time of the illuminating lamp 3 is input through the user control interface, and the on-off operation of the illuminating lamp 3 is controlled through the underwater operation part. .
The technical scheme of this application is in the past, can control the operation under water through user terminal 13, and whole fishing process is all controlled on the box with a net deck, does not need the diver to dive the operation to improve the security, the convenience and the efficiency of fishing, need not use the diver simultaneously, can practice thrift the cost of labor who hires the diver, improve the economic nature of fish culture production.
The application has the following working process that:
before the net cage is put in, parameter settings such as the bait casting time in the net cage, the bait casting time outside the net cage, the fish inlet grid interval, the fish outlet grid interval, the fish inlet time, the fish outlet time, the fish inlet and fish outlet circulation times and the like are completed through a user control interface, the fish collection box 1 is put on the water surface of the culture net cage by a crane, an underwater power mechanism is started and controlled to reach the specified water depth and position in the net cage through an on-water control terminal of a carrying device, a fishing starting instruction button is opened through the user control interface, bait casting is carried out through a bait casting pipe 8 in the box, fish groups are induced to enter the fish collection box 1, then a bait casting conversion valve 7 is adjusted through a bait casting conversion valve control motor, the bait casting pipe 8 in the box is closed, a bait casting pipe 9 outside the net cage is opened for bait casting, the fish groups leave the fish collection box 1, the opening intervals of a fish inlet and a fish outlet grid are adjusted to the minimum body width of adult fish of the planned and the planned collected specified specification, the fish inlet and fish outlet circulation times set through the user control interface are automatically completed, the fish inlet grille opening and closing control motor and the fish outlet grille opening and closing control motor are started, the fish inlet grille and the fish outlet grille are closed, the carrier water control terminal is adopted, the underwater power mechanism is adjusted, fish captured in the fish collecting box rises to the water surface together with the in-situ water, and the device is lifted to a net cage deck by a crane to finish fishing.
The fish inlet grille component at the fish inlet 5 of the catching device is of a V-shaped fish inlet structure with an adjustable opening angle and capable of being sealed, the part of the left baffle plate 52 close to the rotating shaft is made of rigid anti-corrosion materials, and the part of the left baffle plate 52 far away from the rotating shaft is made of elastic materials and can be tightly attached to the right baffle plate 53 so as to play a role in sealing. The right baffle 53 is identical in structure to the left baffle 52. When the fishing device starts to fish, the motor is started and drives the right gear in the external gear set 3 to rotate, and the left gear rotates in the opposite direction. The driving gear 56 and the driven gear 57 respectively drive the left baffle 52 and the right baffle 53 to rotate in opposite directions through rotating shafts, the two baffles are opened and drive the two baffles to rotate in opposite directions through the first connecting rod 55 and the second connecting rod 58, the two opposite baffles are opened at a certain angle to form a V-shaped state, and fish school swims in from a large opening of the V-shaped structure. When the fish school of the fishing device reaches a certain density, the motor rotates reversely to drive the left and right side baffles to be closed, and when the included angle between the two side baffles reaches 180 degrees approximately, the fish collecting box of the fishing device reaches a sealing state.
The fish outlet grid assembly of the fish outlet 6 is of a grid structure with adjustable opening space, the fixed grid is fixedly connected with the fish outlet 6 of the fish collecting box 1, and the grid space of the fixed grid is fixed. The transversely moving grid is matched with the slideway 66 of the fixed grid through sliding heads at the upper end and the lower end of the transversely moving grid to realize fixed track motion. When the fish in the fish collecting box 1 reaches a certain density, the internal electric push rod 12 pushes the movable grid 8 to move according to the track of the sliding guide rail 13, when the vertical pushing mechanism 67 pushes the movable grid 8 to the limit position, the transverse driving motor 65 pushes the transverse movable grid from the right side to enable the transverse movable grid to move relative to the fixed grid and generate an interval, the interval can be adjusted through the transverse driving motor 65, when the interval is adjusted to be proper, the fish with small body size swims to the outside of the fish collecting box from the fish outlet, and the fish with large body size cannot swim out from the interval between the fixed grid and the transverse movable grid, so that the fish is trapped in the fish collecting box. When the fish is discharged to a proper state, the transverse driving motor 65 pushes the transverse moving grid to move, when the transverse moving grid moves to the limit position, the vertical pushing mechanism 67 pushes the transverse moving grid to move towards the fish collecting box, and the transverse moving grid and the fixed grid are mutually embedded, so that the sealing effect is achieved. And after sealing, finishing the fish discharging process. After the fish process, the steel cable 11 that tows of connection on the fish collection box 1 is withdrawed, and fish collection box 1 leaves the sea level, and after the fish collection box arrived and put the fish position, catch fish and go out fish mouth 2 and open, the fish that is caught in fish collection box 1 was put to the assigned position, and after putting the fish, catch the fish and go out fish mouth 2 and close.
The general block diagram of the control system of the catching device is shown in fig. 1 and 10, and mainly comprises a underwater operation layer, a data transmission layer and a user terminal.
The underwater operation layer comprises a main controller 15, a secondary controller 16, a sensor device 12 and an underwater video monitoring device 4, and the underwater operation layer completes the acquisition of underwater information, the underwater real-time video monitoring and the driving of the fishing device.
The data transmission layer is a link of the whole control system, data transmission between the underwater operation layer and the user terminal is completed, the data transmission comprises an onshore power carrier module, a zero-buoyancy twisted-pair cable and an underwater power carrier module, the data transmission distance between the user terminal 13 and the underwater operation layer is 300m at the longest by the power carrier cable 14, and signals are stable.
The user can analyze the underwater operation layer information such as the fish school number image, the water temperature and the like displayed on the interface of the control terminal 13, and further send a required instruction to the underwater operation layer.
Specifically, the main controller 15 selects the raspberry pi for driving the underwater video monitoring 4, completing transmission of underwater real-time monitoring video, and completing signal integration of the whole control system of the capturing device, namely, compiling a python program on a system platform of the device, completing bidirectional communication between the raspberry pi and the control terminal 13 through a TCP/IP protocol, and completing bidirectional communication with the sub-controller 16 through serial port communication.
The sub-controller 16 is used as a lower computer of the device control system for collecting underwater information obtained by each sensor module and driving the motor to complete underwater actions such as fish luring, fish driving and the like, and the sub-controller 16 establishes communication with the raspberry group through a serial port to complete uploading of collected sensing data and receiving of instructions.
The underwater video monitoring device 4 selects a night vision camera for monitoring the state of the fish school in the fish collecting box 1 in real time and is connected with the main controller 15.
The sensor device 12 is used for acquiring information of water depth and internal temperature of the net cage in real time, and acquired data are acquired by the sub-controller 16.
The control flow of the control system of the catching device mainly comprises the following steps:
step 1: the main controller 15 and the sub-controller 16 are powered on, and the main controller 15 establishes communication with the user terminal 13 and drives the underwater video monitor 4.
Step 2: the fish collecting box 1 sinks into water, the auxiliary controller 16 drives the illuminating lamp 3 firstly, then the sensor device 12 obtains water temperature information and depth information and sends the water temperature information and the depth information to the main controller 15 through a serial port, the main controller 15 sends data to the user terminal 13 through the power carrier cable 14 in a TCP/IP protocol, and the user terminal interface monitors underwater video pictures and environmental information in real time.
And step 3: according to underwater environment information and fishing requirements, bait casting time, the opening angle of a fish inlet 5 and the opening distance of a fish outlet 6 are set at a user terminal 13, data instructions are processed and then transmitted to a main controller 15 through a power line carrier module by a TCP/IP protocol, the main controller 15 sends the instructions to an auxiliary controller 16 through a serial port, and the auxiliary controller 16 processes the obtained instructions and then drives the rotation turns of motors and the rotation angles of steering engines to finish underwater actions.
And 4, step 4: the user terminal 13 judges whether the fish amount and the fish body size in the fish collecting box 1 meet the fishing requirement through the monitoring interface, and can complete the real-time adjustment of the onshore user on the underwater operation action control by resetting the parameters such as new bait feeding, angle, distance and the like on the user terminal interface.
And 5: after the fish amount in the fish collecting box 1 meets the fishing requirement, the user terminal 13 sends a command to minimize the opening angle of the fish inlet 5 and minimize the opening distance of the fish outlet 6, and after the fish collecting box 1 is sealed, the on-shore dragging equipment operates to complete the recovery of the fish collecting box 1, namely, the one-cycle fishing operation.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art should understand that they can make various changes, modifications, additions and substitutions within the spirit and scope of the present invention.
Claims (10)
1. An automatic catching device for deep water live fish in different specifications comprises a fish collecting box (1) and a bait throwing mechanism, wherein a fish inlet (5) and a fish outlet (6) are respectively arranged on two opposite side surfaces of the fish collecting box (1); the method is characterized in that: the fish inlet (5) is internally provided with a sealable fish inlet grating component, and the fish outlet (6) is internally provided with a sealable fish outlet grating component; the control system controls the opening and the closing of the fish inlet grating assembly and controls the opening and the closing of the fish outlet grating assembly; the fish bait throwing mechanism comprises an in-box bait throwing pipe (8) and an out-box bait throwing pipe (9), and the bait throwing outlet end of the in-box bait throwing pipe (8) is arranged in the fish collecting box (1); the bait casting outlet end of the out-box bait casting pipe (9) is arranged at the position of one side, close to the fish inlet (5), outside the fish collection box (1); the control system alternately opens the in-box bait casting pipe (8) and the out-box bait casting pipe (9) for bait casting.
2. The automatic catching device for the deep water live fish of the sub-standard claim 1, wherein: the fish inlet grating assembly comprises a fish inlet grating outer frame (51) and a plurality of baffle groups, each baffle group comprises a left baffle (52) and a right baffle (53), and the fish inlet grating outer frame (51) is matched with the fish inlet (5); the fish inlet grating assembly also comprises a fish inlet grating driving assembly which drives the left baffle (52) to rotate; after the fish inlet grating driving assembly drives the left baffle (52) to rotate, the gap between two adjacent right baffles (53) is closed or opened.
3. The automatic catching device for the deep water live fish of the sub-standard claim 2, wherein: two ends of the left baffle (52) are respectively and rotatably connected with the fish inlet grid outer frame (51) through rotating shafts; the fish inlet grille driving assembly comprises a first driving motor (54) and a first connecting rod (55), the power output end of the first driving motor (54) drives the rotating shaft of one left baffle (52) to rotate, and the first connecting rod (55) is connected with all the left baffles (52) and hinged with each left baffle (52).
4. The automatic catching device for the deep water live fish of the sub-standard claim 2, wherein: two ends of the right baffle (53) are respectively and rotatably connected with the fish inlet grid outer frame (51) through rotating shafts; the fish inlet grating driving assembly further comprises a driving gear (56), a driven gear (57) and a second connecting rod (58); the driving gear (56) is driven by the driving motor I (54) to rotate and is meshed with the driven gear (57), and the driven gear (57) is in transmission connection with one of the right side baffles (53); the second connecting rod (58) is connected with all the right side baffles (53) and is hinged with each right side baffle (53).
5. The automatic catching device for the deep water live fish of the sub-standard claim 2, wherein: the rotating directions of a left baffle (52) and a right baffle (53) of the same baffle group are opposite; the right baffle (53) and the left baffle (52) of the same baffle group are arranged in a V shape after rotating, and the opening direction of the V shape faces the interior of the fish collecting box (1); the rotating shaft of the right baffle (53) is arranged close to one side of the left baffle (52) of the same baffle group, and the rotating shaft of the left baffle (52) is arranged close to one side of the right baffle (53) of the same baffle group; two ends of the left baffle (52) close to the rotating shaft are respectively made of hard anticorrosive materials, and the other parts of the left baffle (52) are made of elastic materials; two ends of the right baffle (53) close to the rotating shaft are made of hard anticorrosive materials respectively, and other parts of the right baffle (53) are made of elastic materials.
6. The automatic catching device for the deep water live fish of the sub-standard claim 1, wherein: the fish outlet grating component comprises a transverse moving grating and a fixed grating, the fixed grating is fixedly arranged in the fish outlet (6), and the transverse moving grating and the fixed grating are arranged in parallel; the transverse moving grating is connected with a transverse driving mechanism and is driven to move by the transverse driving mechanism; and the transverse moving grating closes the gap on the fixed grating after transversely moving.
7. The automatic catching device for the deep water live fish of the divided specification according to claim 5, wherein: the transverse moving grating comprises a moving grating frame (61) and a plurality of moving upright rods (62), the moving grating frame (61) comprises two moving cross rods which are arranged in parallel, the moving upright rods (62) are arranged in parallel at intervals, and two ends of the moving upright rods are respectively fixedly connected with the two moving cross rods of the moving grating frame (61);
the fixed grating comprises a fixed grating frame (63) and a plurality of fixed vertical rods (64), the fixed grating frame (63) comprises two fixed cross rods which are arranged in parallel, the fixed vertical rods (64) are arranged in parallel at intervals, and two ends of the fixed vertical rods are respectively fixedly connected with the two fixed cross rods of the fixed grating frame (63); two movable cross bars of the movable grating frame (61) are arranged between two fixed cross bars of the fixed grating frame (63) and are attached to the fixed cross bars to slide;
the transverse driving mechanism comprises a transverse driving motor (65), and the transverse driving motor (65) is connected with the movable grating frame (61) through a screw rod pair and drives the movable grating frame (61) to move; after the transverse moving grating moves, the moving vertical rod (62) closes an opening gap between two adjacent fixed vertical rods (64).
8. The automatic catching device for the deep water live fish of the sub-standard claim 6, wherein: an L-shaped slideway (66) is arranged on a fixed cross rod of the fixed grid framework (63), a moving cross rod of the moving grid framework (61) is connected with a sliding head, and the sliding head is inserted in the slideway (66) and slides along the slideway (66);
the slideway (66) comprises a first straight line section and a second straight line section, the first straight line section is arranged along the length extension direction of the moving cross bar of the moving grating frame (61), and the second straight line section is perpendicular to the first straight line section; the fixed grating frame (63) is connected with a vertical pushing mechanism (67), and a power output end of the vertical pushing mechanism (67) is connected with the fixed grating frame (63) through a screw pair and pushes the fixed grating frame (63) to move along the straight line segment II;
and after the fixed grid framework (63) moves along the second straight line segment, the movable vertical rod (62) is inserted between the two adjacent fixed vertical rods (64) and closes the opening gap between the two adjacent fixed vertical rods (64).
9. The automatic catching device for the deep water live fish of the sub-standard claim 1, wherein: the fish bait throwing mechanism also comprises a bait throwing change-over valve (7), and an in-box bait throwing pipe (8) and an out-box bait throwing pipe (9) are communicated with the bait throwing change-over valve (7); the control system comprises a user terminal (13), a data transmission part (14) and an underwater operation part; the user terminal (13) is in data transmission with the underwater operation part through a data transmission part (14);
the user terminal (13) comprises a user control interface, and the in-box bait casting time of the in-box bait casting pipe (8) and the out-box bait casting time of the out-box bait casting pipe (9) are input through the user control interface; inputting the alternating cycle times of alternately opening the in-box bait casting tube (8) and the out-box bait casting tube (9) by the bait casting conversion valve (7) through a user control interface; inputting the opening sizes and the opening duration of the fish inlet grating assembly and the fish outlet grating assembly through a user control interface;
the underwater operation part receives data input by a user terminal (13) and controls the bait casting change-over valve (7), the fish outlet grating component and the fish inlet grating component to work according to the input data.
10. The automatic catching device for the deep water live fish of the sub-standard claim 8, wherein: an illuminating lamp (3) and an underwater video monitor (4) are arranged in the fish collection box (1), and the underwater video monitor (4) transmits video data to a user terminal (13) through a data transmission part (14) and displays the video data through the user terminal (13); the on-off time of the illuminating lamp (3) is input through the user control interface, and the on-off operation of the illuminating lamp (3) is controlled through the underwater operation part.
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| CN202111322414.2A CN114009407B (en) | 2021-11-09 | 2021-11-09 | Automatic catching device for deep water live fish with different specifications |
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| CN202111322414.2A CN114009407B (en) | 2021-11-09 | 2021-11-09 | Automatic catching device for deep water live fish with different specifications |
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| CN115443952A (en) * | 2022-10-27 | 2022-12-09 | 中国海洋大学 | Deep water fishing device and its fish inlet device |
| CN116058339A (en) * | 2023-03-17 | 2023-05-05 | 生态环境部南京环境科学研究所 | A stream bottom dwelling fish diversity data acquisition device |
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