44 results about "Pupfish" patented technology

The invention relates to an isolation feeding device for breeding fishes. The isolation feeding device for breeding fishes is characterized by comprising at least three vertical piles and net cages. Two vertical piles are vertically inserted on two sides of a feeding platform, other vertical piles are inserted in a pond, the upper end of each vertical pile is overwater, and a hook is disposed at the upper end of each vertical pile. The net cages are disposed in an area surrounded by the vertical piles. The edge of a top opening of each net cage is hung on the hooks of the vertical piles, while the lower portion of the net cage is submerged. The isolation feeding device for breeding fishes is simple in structure, simple and easy to operate and low in manufacturing cost. Small fishes can access the net cages of the isolation feeding device for breeding fishes freely, while large fishes cannot. Therefore, competing on feeding between the large fishes and the small fishes is avoided, the problem of feed competition between the large fishes and the small fishes is solved effectively, and the isolation feeding device for breeding fishes is especially applicable to multiple stocking and multiple fishing, and multi-variety mixed breeding.

A trap for collecting live minnows, the live minnows having a height, the trap incorporating a case having a longitudinally opening longitudinal end; a first plurality of minnow attracting mirrored plates; a plurality of pivoting or fixed joints adapted for interconnecting first plurality of mirrored plates and the case, the joints positioning the first plurality of mirrored plates at the case's longitudinal end and further positioning the first plurality of mirrored plates to form at least a first inwardly extending funnel; a battery powered electric torch alternatively actuated during daylight; a transparent cannister adapted for interconnecting the electric torch and the case, the transparent cannister positioning the electric torch for casting light outwardly from the transparent case; and a pair of suspension brackets connected operatively to the case.

The invention relates to the technical field of marine fishery resource maintenance and development, in particular to a tower type artificial fish reef for breeding enhanced and released fries in a marine ranch and a breeding method. According to the tower type artificial fish reef for breeding the enhanced and released fries in the marine ranch, net racks with different mesh specifications are mainly utilized to be arranged on different tower layers of the tower type artificial fish reef, and artificial fish reef design and construction for layered and repeated utilization of bait and graded protection of fishes are realized; and according to the tower type artificial fish reef for breeding the enhanced and released fries in the marine ranch, the net racks with different mesh specifications are arranged at the windows of the different tower layers, released young fries, juvenile fishes, small fishes and small and medium-sized fishes with different specifications can be effectively protected, graded protection of the young fries is achieved, the young fries can be prevented from being caught by large and medium-sized fishes, and the survival rate of released small and medium-sized fries is increased.

The invention relates to a fishing gear and application thereof, which belong to the technical field of fish capturing. The fishing gear of the invention belongs to the fishing gear with the effects of emancipating the productive forces, exponentially improving the work efficiency, having no injury on fishes, having the advantages of safety, durability, flexibility, labor saving and multipurpose, ensuring the fresh and alive effect of the fish and having the capability of abundantly capturing, temporarily capturing or selectively capturing various turtles, soft-shelled turtles, shrimps, crabs, eel, loach fish, grass carp, carp, rare variety of fish, aquarium fish, various marine products and potable water products. The invention has the main technical scheme that the fishing gear comprises a net cage 8, a floater 2, a pulling rope 1, a bait net pipe 7 and a fish entering mechanism 9, wherein lamination bulbs, simulated aquatic weed 10, earthworms and pre-placed small fish induce the fish to enter the cage. The invention has wide purpose, is applicable to injury-free selective capturing, temporary capturing according to the requirements, and large-batch live fish capturing of the fishing rod type, the pulling rope type and the windlass type in coastal fishing ground, rivers, lakes, reservoir and ponds.

The invention relates to an adjustable fish screen. The adjustable fish screen is characterized by comprising a frame and rotary pieces; the frame is rectangular, two opposite side frames of the frame are respectively provided with a plurality of small holes which are symmetrical in position; each rotary piece is rectangular, the middle portions of the two ends of each rotary piece are provided with screws, the rotary pieces are arranged in the frame in parallel and side by side, the screws at the two ends of each rotary piece are arranged in the corresponding small holes of the two side frames of the frame in a penetrating mode, and each screw is provided with a locking nut in a matched mode. The adjustable fish screen is simple in structure, simple and easy to operate, low in cost, and capable of effectively separating large fishes and small fishes in a fish catching process, avoids resource waste caused by manufacturing of fish screens of different standards, lowers labor consumption in a process that the fish screen is disassembled and bundled in a net cage, and is an innovation of the fish screen manufacturing technique.

The invention discloses a fish refreshing method by curing, comprising: cleaning and water absorption: removing scale, viscera and the head from fish to obtain a fish body, then cleaning the fish body with water, and adsorbing water left on the surface of the fish body; screening and classification: dividing the fish body into two types according to weight, namely big fish and small fish; salt application and dehydration: applying salt on the fish body, and placing for 1-7 days to naturally dehydrate, wherein (1), salt is covered on the surface of the big fish by a water-permeable covering material, and the big fish is inversely hung to naturally dehydrate, or (2), the salt is directly covered on the surface of the small fish, and the small fish is erected and is applied with certain pressure to naturally dehydrate; residual salt removal: removing residual salt particles on the surface of the fish body, and keeping the salinity of 2-5% for the salt content of the fish body; dehumidification and air drying: dehumidifying and air drying the fish body in the constant-temperature clod-wind environment, and keeping the self moisture of the fish body to 55-65%; and vacuum packaging: packaging the fish body in the full vacuum. The processed fish has the characteristics of good taste and long refreshing time and is environment-friendly.

The invention discloses a deep-sea aquaculture net cage capable of accurately feeding bait, and belongs to the technical field of deep-sea aquaculture, the deep-sea aquaculture net cage comprises an integrated mounting frame, an induction type bait feeding mechanism, a regulation and control cable, a waste collection and load bearing integrated assembly and a coiling regulation and control assembly, the coiling regulation and control assembly is fixedly mounted at the top of the integrated mounting frame, and the coiling regulation and control assembly is fixedly mounted on the top of the integrated mounting frame; the induction type bait feeding mechanism is arranged in the integrated mounting frame in a penetrating mode and connected with the winding regulation and control assembly, the positions of most fish schools are judged through instruments such as a camera and a sonar, then the induction type bait feeding mechanism is controlled to descend to the position of the most fish schools, feeding is conducted after luring is conducted, and the fish feeding efficiency is improved. According to the position of a fish school, underwater accurate feeding is achieved, feed waste is reduced, fishes are limited through the integrated mounting frame, the situation that cultured organisms fight for food or wild small fishes fight for food to block a discharging port is prevented, the device can move along with lifting of the induction type bait feeding mechanism, an additional driving structure is not needed, and cost is saved.

The invention discloses a small-fish-shaped fish feed processing device which comprises a rack, an extrusion cylinder is fixedly connected to the rack, a rotating first rotating shaft is arranged in the extrusion cylinder, an extrusion die is fixedly connected to one end of the extrusion cylinder, a forming hole is formed in the middle of the extrusion die, the first rotating shaft extends into the forming hole and penetrates out of the forming hole, a first spiral blade is fixedly connected to the outer wall of the first rotating shaft, a first rotating die and a second rotating die are rotatably connected to the interior of the rack, concave die cavities are formed in the first rotating die and the second rotating die correspondingly, a conveying device is arranged below the second rotating die, a drying box is arranged in the rack, and the conveying device penetrates through the drying box. The feed can be processed into small-fish-shaped hollow fish feed, so that the processed fish feed can float on the water surface, and fierce fishes can be conveniently fed.

The invention belongs to the field of fishery breeding, and particularly relates to an automatic feeding device for a photovoltaic fishpond and a using method of the automatic feeding device. The automatic feeding device comprises a photovoltaic support arranged in the pond; a blocking sleeve capable of sliding up and down along the photovoltaic support is arranged on the photovoltaic support; thetop end of the blocking sleeve is fixedly connected with an air blowing ring capable of blowing air to the pond; the bottom end of the air blowing ring communicates with a plurality of air bags; thetop end of the air blowing ring is provided with a plurality of spray heads capable of being controlled to be opened or closed according to air pressure changes; the photovoltaic support is provided with a fish luring lamp controlled by the blocking sleeve to work; and the photovoltaic support is provided with a feeding box controlled by the blocking sleeve to conduct feeding. The two problems oflow dissolved oxygen content in the photovoltaic fishpond due to reduction of aquatic plants and influence on growth of small fishes due to the fact that the small fishes have difficulty in obtainingfood can be solved at the same time by utilizing changes of air flow and pressure intensity.

The invention discloses a device for performing fishing through electric energy. The device comprises an outer housing, wherein a fish taking box is fixedly mounted on the right side of the outer housing; a rotating cavity is formed in the outer housing; a fishing assembly is arranged in the rotating cavity; a fish guiding cavity is formed below the rotating cavity; a blocking block, a first bevelgear and an opening of the fish guiding cavity are leftwards; a magnet cavity is formed above the fish guiding cavity; a spring is fixedly mounted above the magnet cavity; a magnet is fixedly mountedbelow the spring; and an enclosing block which is fixedly mounted on the magnet is arranged on the right side of the magnet cavity. The device disclosed by the invention is high in fishing success rate; a push plate preventing fingerlings from entering is arranged; when electric current is produced, the container can be enclosed; the desired electric current is low due to small distance, so thatno other influence can be produced except stunning fishes with electricity, ecological damage caused by adverse influence on the fingerlings is also avoided, automatic fishing is achieved, and ecological damage is avoided.

The invention provides a fish gathering and transporting system suitable for a dam and a fish gathering and transporting method thereof. The method comprises the steps that downstream fishes flow upwards in an adverse current mode to penetrate through an anti-escape cage to enter a vertical shaft; a fish gathering box sinking in water in the vertical shaft is lifted away from the water surface, the fishes in the fish gathering box slide into a water storage hopper at the bottom of a fish gathering tank, and then the water storage hopper at the bottom of the fish gathering box is connected with a sliding groove in the dam; a gate valve is opened, the fishes in the water storage hopper flow into the sliding groove along with water, the fishes flowing out of the sliding groove are conveyed into a temporary rearing pond through a grading grid, small fishes fall into a first temporary rearing area from gaps between grid strips, and large fishes slide into a second temporary rearing area on the grading grid; and the fishes in all the temporary rearing areas are transferred to an upstream water area. According to the fish gathering and transporting system suitable for the dam and the fish gathering and transporting method thereof, the fishes can be helped to move upwards to pass through the dam, the blocking effect of the dam on upward movement of the fishes is relieved, and the sustainable purpose of protecting the original ecology of the fishes is achieved.

The invention discloses an automatic weight grading device for fish processing. The automatic weight grading device comprises a machine frame, wherein a plurality of support columns are fixed on the front side and the rear side of the machine frame, the machine frame is fixedly connected with a plurality of inclined plates I, a plurality of groups of the inclined plates I are arranged, and the middle group of the inclined plates I are obliquely arranged towards the right lower side, inclined plate groups are symmetrically arranged relative to the middle group, and the inclined plate groups arearranged in a herringbone shape; and fishes on two sides are concentrated to the middle group to be transported, an inclined plate II is arranged below the inclined plates I, a plurality of fixed shafts are fixedly connected to the upper sides of the inclined plates I, and conveying rollers are rotatably connected to the outer sides of the fixed shafts. According to the invention, graded discharging is performed through the arranged discharging channel, the fishes of different sizes are separated, and besides, the fishes are conveyed through the rotatable conveying rollers. The pulse air pressure changes are used for pushing, a supporting strip enables small fishes below to fall more easily, besides, separation is further performed through shaking separation plates, shaking of different amplitudes and frequencies is generated corresponding to the fishes of different sizes through the design of a cam, and the separation effect is improved.

The invention discloses a fish classification breeding device for agricultural breeding. The device comprises a box body, a classification groove, a small fish groove and a large fish groove are formed in the upper end of the box body, a first runway is formed between the classification groove and the small fish groove, a second runway is formed between the classification groove and the large fish groove, a first baffle is installed on the inner wall of the classification groove, and the first baffle is located between the first runway and the second runway. A first rotation shaft is vertically installed in the middle in the classification groove, a first belt wheel is installed on the upper end of the first rotation shaft, a first push plate is installed on the outer surface of the first rotating shaft, a first rotating door is arranged in the middle in the first push plate, a first rotating shaft is vertically arranged in the middle in the first rotating door, the upper end of the first rotating shaft penetrates through the upper end of the first push plate, and a second belt wheel is installed at the upper end of the first rotating shaft. A transmission rod is installed on the right portion of the upper end of the first push plate and rotatably connected with the first push plate. According to the fish classification breeding device for agricultural breeding, large fishes and small fishes can be separated and bred independently, and the situation is avoided that the small fishes cannot get enough feed while staying with the large fishes, so that the large fishes become larger and larger, and the small fishes become smaller and smaller when the fishes are fed during breeding.

The invention discloses a buoy capable of automatically replacing a bait by utilizing wind power generation. The buoy comprises a shell, wherein a transmission space is formed in the right side of theshell, a small sliding groove is formed in the left side of the transmission space, a motor sliding groove is formed in the front side of the transmission space, and a screw space is formed in the rear side of the transmission space. According to the buoy capable of automatically replacing the bait by utilizing the wind power generation, the buoy can float on a water surface, wind power on the water surface can generate power for a power generator arranged in the buoy, the bait can be automatically hung on a fishhook, when a fish gets hooked, a working state can be automatically changed according to a weight of the hooked fish, when the fish gets hooked, the buoy can pull a fishing line at a high frequency, then a user can better feel that the fish gets hooked, if a big fish gets hooked,the buoy can repeatedly pull the fish so as to enable the fish to deplete energy, and meanwhile, buoyancy of the buoy is increased, so that the fish swims more effortlessly.

The invention relates to a fish scaling device, in particular to an auxiliary device for scaling fish. The auxiliary device for scaling fish is characterized in that a rubber balloon is in sleeving connection to the lower end of an air guide cylinder, and is fastened to the outer surface of the lower end of the air guide cylinder through a fastening ring, an air valve is arranged on the air guidecylinder and located between a handle and the fastening ring, and an air inlet channel communicating with the outside is formed in the air guide cylinder; and the upper end of the air inlet channel can be connected with an air inlet pipe. A fish to be scaled is tightly arranged on the rubber balloon in a sleeving manner, the shape of the expanded rubber balloon is attached to the body structure inthe belly of the fish, the fish is difficult to disengage from the device due to the fact that the mouth of the fish is small and the space in the belly of the fish is large, and an operator can freely operate and turn over the fish to be scaled by holding the handle. In this way, force application can be well realized for the operation of scaling fish, convenience and quickness are achieved, a certain distance exists between the handle held by the operator and the body of the fish, and hands are not liable to injury when a kitchen knife is used for scaling the fish.

The invention discloses a breeding fish sign data collection device, and belongs to the technical field of data acquisition, the breeding fish sign data collection device comprises a first reservoir and a second reservoir; a communicating pipe and a return pipe are fixedly mounted between the first reservoir and the second reservoir, a blocking mechanism is arranged on the return pipe, and a size measuring mechanism and a weight measuring mechanism are arranged on the communicating pipe; the size measuring mechanism comprises a mounting frame fixedly mounted on the inner top wall of the communicating pipe, a distance measuring instrument is fixedly mounted on the side wall of the mounting frame, and an isolation mechanism matched with the distance measuring instrument is arranged in the second reservoir, so that the length of a small fish can be measured in water under the combined action of a spring telescopic plate and the distance measuring instrument; the small fishes do not need to be grabbed out of water, the effect of rapid measurement is achieved, and the weight of the small fishes can be measured under the action of a pressure sensor, a first telescopic rod and a supporting plate.

The invention relates to a vehicle loading device, in particular to a small fish basket filling and vehicle loading device for breeding. According to the provided small fish basket filling and vehicle loading device for breeding, a collecting basket can be automatically conveyed and carried, and quantitative feeding is conducted in the collecting basket. The provided small fish basket filling and vehicle loading device for breeding comprises a bottom plate, installation rods, a conveying mechanism and a feeding mechanism, wherein side plates are symmetrically arranged on the top of the bottom plate; the installation rods are arranged on the same sides of the two side plates, and the installation rods are arranged on the upper sides of the side plates; the conveying mechanism is arranged between the two side plates; and the feeding mechanism is arranged between the two installation rods, and the feeding mechanism is matched with the conveying mechanism. A worker lifts a feeding basket, small fishes in the feeding basket fall into the collecting basket on a close installation plate from a square hole, the worker starts a servo motor, then a wheel on each installation plate is driven to roll on an annular sliding rail, rubber sleeves on first rotating shafts can increase the friction force, and stable operation of the device is kept.

The invention discloses a drying and dewatering device for little fish. The drying and dewatering device comprises a framework cage body, placing nets are arranged in the framework cage body, the twosides of each placing net are transversely connected with the two sides of the framework cage body in a sliding mode correspondingly, the multiple placing nets are distributed at equal intervals, anda pressing net frame is arranged above each placing net; the two sides of each pressing net frame are longitudinally and slidably connected with the two sides of the framework cage body correspondingly, a vertical rod is arranged between the pressing net frames and the placing nets in a penetrating mode, and the vertical rod is in threaded connection with the pressing net frames; a strip-shaped notch is formed in one side of the middle of each placing net, and the vertical rod is located in the strip-shaped notches; and the width of the strip-shaped notches is larger than the diameter of the vertical rod. According to the drying and dewatering device for the little fish, the structural design of the framework cage body, the pressing net frames, the placing nets and the like is adopted so that the little fish can continuously rotate in the drying process, air flowing in the inner cavity of the box body can be accelerated, the little fish can be more uniformly heated, and the drying efficiency can be improved.

The invention belongs to the technical field of ecological fish breeding, and relates to an ecological fish fry breeding device. The ecological fish fry breeding device comprises a breeding box; a sliding rail is arranged in the breeding box; a walking trolley is installed on the sliding rail; a stepping motor is installed on the walking trolley; a sorting mechanism is erected in the breeding box; a first semi-circular groove, a second semi-circular groove and a third semi-circular groove which are the same are formed in the lower portion of the sorting mechanism in the breeding box; the sorting mechanism comprises an outer frame body and an inner frame body installed in the outer frame body in a hinged mode; a first sorting plate is integrally formed on the inner frame body; a first sorting groove is formed in the first sorting plate; a linkage frame is arranged on the outer frame body; the linkage frame is fixedly connected with the walking trolley; the inner frame body is in transmission connection with the stepping motor; the inner frame body can be driven to rotate through the stepping motor; therefore, the problems that at present, screening is conducted through swimming of fries, swimming of the fries cannot be controlled, and large fry residues are likely to be caused are solved; and meanwhile, the problem that small fishes swim into the area where large fishes are located, and the screening effect is relatively poor is solved.

The invention relates to a water circulation ecological fish tank based on a symbiosis principle which comprises a shell and a filter plate fixedly arranged in the shell, and further comprises two partition plate. The two partition plates are fixed between the filter plate and the bottom wall of the shell. When the fish tank is used, excrement of small fishes is accumulated on the upper portion of the filter plate, at the moment, a one-way absorption mechanism works and drives an absorption head to absorb the excrement of the small fishes, meanwhile, a two-way rotating mechanism drives the absorption head to do reciprocating circular motion on the upper portion of the filter plate, and a linear driving mechanism drives the absorption head to do linear motion; the diameter of the circular motion of the absorption head is changed continuously, so that the universality of the absorption range of excrement of small fishes is guaranteed, then the excrement of small fishes is conveyed to the plant root system part in a planting cavity, and decomposition and absorption of the excrement of small fishes by plants are accelerated.

The invention discloses a fishing device, which comprises a resistance measuring device and an expanding device. The resistance measuring device is provided with two fixed electrodes, and the optimalsetting of the standard value should be greater than the resistance value of the water but less than the resistance value of the freshwater fish body. The expanding device expands when the resistancebetween the two electrodes is measured at a standard value. The fishing device is covered with bait, and the device can single out the bigger fish depending on the size-setting of the device in principle. The smaller fish cannot swallow the device; whereas the bigger ones can swallow the device and make the balloon expand in the body due to fact that the resistance value of fish body is far less than that in water. As the balloon expands in the fish body, the size of fish is increased, and the fish belly is upwards and floats out of the water surface. The device uses a single chip control. Theenvironment-friendly sustainable fish farm adopts the said fishing device to achieve sustainable fishing. The fishing device has the advantages of easy operation and less manpower input without accidentally injuring fry. The fishing device also innovates a new idea of fishing that is feasible for sustainable batch fishing.