85 results about "Phototaxis" patented technology

The invention relates to a Markov jump network system control method under DoS attack based on a phototropic growth algorithm. The method comprises the following steps: establishing a networked system model with Markov jump parameters; an energy-limited DoS attack model is constructed; introducing a dynamic event triggering mechanism, and determining a triggering moment based on a measurement error, a weighting coefficient, a design parameter and an internal dynamic variable; based on a networked system model and an energy-limited DoS attack model, a dynamic event triggering mechanism is fused to construct a closed-loop system dynamic model; establishing a hybrid anti-interference performance index; performing global optimization on gain parameters of the closed-loop system dynamic model by adopting a phototropic growth algorithm to obtain an optimal controller gain; and constructing a controller under the energy-limited DoS attack, and realizing the control of the Markov jump network system under the DoS attack. The finally constructed controller can realize high robustness, low communication burden and excellent dynamic performance control of the Markov hopping network system in an energy limited DoS attack scene.

The present application provides a kind of fish collection and fish luring system of fish passage, including fish blocking electric fence and fish passage;Fish passage is set in the downstream of dam and is close to the shore side, and the one end of fish passage is provided with water inlet, and the other end of fish passage is provided with water outlet, and water inlet is towards the water outlet of dam;Fish blocking electric fence is fixedly connected in the water outlet side away from the shore and extends along the direction away from water inlet, and fish blocking electric fence is used to form electric field below water surface.Combining fish blocking electric fence electric field drive, fish counter-current upstreaming habit and near-shore swimming law, fish group is accurately guided to enter fish passage, and fish luring effect is strengthened with fish luring lamp, to solve the problem of low efficiency of traditional passive phototaxis fish luring.Collaborate water level sensing device and lifting mechanism, can automatically adjust the height of electric fence according to real-time water level, to ensure that electrode stick is always in the main upstreaming water layer of fish, and electric field fully covers effective water layer, without manual intervention.

The utility model discloses a greenhouse supplementary lighting deinsectization lamp, including lamp shade and exhaust fan, lamp shade top is provided with heat dissipation module, lamp shade is electrically connected with power connection terminal, power connection terminal and exhaust fan are both electrically connected with electric control box, the electric control box is electrically connected with wireless communication module, the wireless communication module is electrically connected with the wireless communication module, the wireless communication module is electrically connected with the wireless communication module, and the wireless communication module is electrically connected with the wireless communication module. An exhaust fan is arranged in the lampshade, the exhaust fan is connected with an air inlet pipe, the tail end of the air inlet pipe is arranged on the lateral lower portion of the lampshade, and the exhaust fan is connected with an insect catching bag through an exhaust pipe. The pollution-free treatment device has the advantages of being free of pollution, efficient, energy-saving, convenient and fast to use.

The utility model relates to the technical field of water pumps, in particular to a volute type water taking pump capable of preventing shell vegetables from being attached, an LED lamp strip is installed in a closed cavity defined by a square lamp groove in a water filtering box and the inner wall of a box body, and the shell vegetables are driven to grow, breed and move in the area through the phototaxis of the shell vegetables. Therefore, shell vegetables and larvae are prevented from entering the water filtering tank; furthermore, an ultraviolet lamp strip is mounted in a closed cavity formed by the annular lamp groove and the inner wall of the volute body, so that the shell vegetables and the larvae entering the volute body can be killed, the shell vegetables are prevented from being attached to the inner wall of the volute body or an impeller, and the larvae are also prevented from entering various pipelines at the rear end to grow; secondly, the water inlet electromagnetic valve and the water outlet electromagnetic valve can be closed, the buffer box is screwed off, the high-pressure cleaning assembly is started, the interior of the volute body is thoroughly cleaned once, and attached shell vegetables are washed away; and finally, the buffer box can be screwed off regularly, and the shell vegetables or other objects rushing into the buffer box can be poured out.

The invention relates to the field of pest trapping, in particular to an efficient physical fruit tree pest trapping device which comprises two symmetrical L-shaped outer cylinders, an inner cylinder is arranged in the inner diameter of the outer cylinders, and an annular structure with a falling cavity is formed by combining extension plates and fixing bolts; a bent plate is arranged between the outer cylinder and the inner cylinder, the inner cylinder is provided with a lamplight assembly comprising an arc-shaped lamp panel and an electric shock strip, the inner bottom wall of the outer cylinder is provided with a pull-out type bearing assembly, and the bottom of the outer cylinder on one side is provided with a fixing assembly; the device attracts pests by means of phototaxis, through the synergistic effect of electric shock killing and liquid medicine immersion killing in a receiving box, a bent plate prevents sundries from blocking, and a fixing assembly stably clamps a tree trunk through an arc-shaped plate and an arc-shaped rubber plate; the device solves the problems that a traditional device is inconvenient to clean, single in function and prone to blockage, improves trapping efficiency, is suitable for whole-growth-cycle control of fruit trees, and is environmentally friendly and efficient.

The application discloses a pest treatment device for a greenhouse, which comprises a supporting seat, a pest killing horizontal cylinder arranged above the supporting seat, a bottom block fixedly installed at the bottom end of the pest killing horizontal cylinder, a first rotating block fixedly installed at the bottom end of the bottom block, a first rotating frame fixedly installed at the top end of the supporting seat, the first rotating frame comprising two fixed plates and a fixed shaft between the two fixed plates, the first rotating block being rotationally connected with the fixed shaft, and a volute spring being installed between the first rotating block and the fixed shaft; in the application, when the light source in the light source pressing block in the pest killing horizontal cylinder is turned on, flying insects enter the pest killing horizontal cylinder through the through hole and the insect feeding and discharging groove under the phototaxis, then the left and right electromagnetic coils are cyclically turned on and turned off, the counterweight movable block is moved to adjust the barycenter position of the pest killing horizontal cylinder, the pest killing horizontal cylinder is deflected, the light source pressing block is moved to roll and crush the flying insects on one side, and the killing speed of the flying insects is improved.

The utility model discloses an on-site marker post for constructional engineering management, which relates to the technical field of engineering management and comprises a support device, a lifting rod is arranged at the top end of the support device, a solar energy absorption device is fixedly mounted at the top end of the lifting rod, a deinsectization device is mounted on the peripheral side of the lifting rod, and the deinsectization device comprises an illuminating lamp. A water pan is arranged on the peripheral side of the lifting rod and located below the illuminating lamp, and an information display device is further arranged on the peripheral side of the lifting rod. According to the site marker post for constructional engineering management disclosed by the utility model, by virtue of the effect of the deinsectization device, mosquitoes are attracted by virtue of phototaxis of the mosquitoes during deinsectization, so that the mosquitoes fall into the water receiving plate in the flying process to be killed, and further, in the mosquito attracting process, the illuminating lamp can illuminate the vicinity, so that the environment is protected; convenience is provided for work of workers at night, and biting and interference of mosquitoes to the workers at night can be reduced.

The utility model relates to the technical field of pest control, and discloses a biological trapping device for white lotus pest control. According to the device, a top cover is fixedly installed at the top of the phototaxis box, a supporting column is fixedly connected to the bottom of the top cover, a bottom plate is fixedly installed at the bottom of the supporting column, an insect collecting box is fixedly installed in the middle of the bottom plate, a fan is spirally fixed to the insect collecting box, and an adsorption channel is spirally fixed to the top of the fan; according to the structure, white lotus pest control is achieved through the three functional zones. The box body of the phototaxis box is formed by connecting a top plate, a bottom plate and supporting columns, and the four sides are open. An air inducing opening is formed below the ultraviolet lamp and the blue light lamp in the center area of the box body to guide insects attracted by light to enter the insect collecting box, and trapping is completed in cooperation with insect sticking paper placed in the box. The design can reduce insect dead bodies remaining on an external power grid, so that the cleaning frequency is reduced, and the working efficiency is improved.

The utility model provides a suspension luring type sticky trap for corn planting, and relates to the field of luring type sticky traps, the suspension luring type sticky trap for corn planting comprises a sticky trap main body, through the arrangement of an auxiliary device, two ends of a groove frame can be respectively inserted into two opposite clamping grooves, a battery box and a trap lamp are installed on the sticky trap main body, and the sticky trap main body is arranged on the battery box. Then the clamping rod is forcefully inserted into the first clamping hole and the second clamping hole, and the groove frame is fixedly limited in the clamping groove, so that the battery box and the trap lamp can be fixedly mounted on the sticky trap main body, and when the sticky trap main body is used at night, the trap lamp only needs to be turned on to emit purple light; the defect that a traditional sticky trap body cannot attract insects at night is overcome through the phototaxis of the insects to purple light, when the insects are attracted to fly, the insects can be adhered and fixed by the attractant adhesive layer, the trapping effect is achieved, the trapping effect of the sticky trap body at night is improved, the use adaptability of the sticky trap body is improved, and use is convenient.

The present invention discloses an acoustic-optical induction vertical slot fishway fish attracting system based on automatic parameter optimization. The system comprises a vertical slot fishway and an acoustic-optical signal acquisition and control system. An acoustic-optical fish attracting assembly is installed at the bottom edge of each vertical slot channel of the vertical slot fishway. The acoustic-optical fish attracting assembly emits signals in the same direction, toward the downstream. A detector for fish identification and counting is provided at the entrance and exit of the vertical slot fishway. An acoustic-optical background collector is provided at the entrance of the vertical slot fishway. The acoustic-optical signal acquisition and control system traverses all parameter combinations within the optimization range based on the duration of a single group of experiments, optimizes the optimal operating parameters of the acoustic-optical fish attracting assembly based on the maximum fish passing success rate, and controls the acoustic-optical fish attracting assembly to operate stably and long-term under the optimal parameter conditions. The present invention leverages the advantages of the flow structure of traditional vertical slot fishways, utilizes sound fish attracting technology and the phototaxis of fish, and controls the acoustic-optical induction based on automatic parameter optimization, thereby improving the fish passing efficiency of the fishway.

The utility model relates to biological assay technical field, and disclose a kind of pest biological assay isolation device with anti-escape structure, including top frame, the top end of top frame is connected with the bottom plate for supporting, the top end of bottom plate is fixedly connected with the solar panel for light absorption, the bottom end of top frame is fixedly connected with trapping lamp, the outer surface of top frame is equipped with one-way baffle one. This pest biological assay isolation device with anti-escape structure, through the setting of solar panel, can absorb sunlight in daytime, convert light energy into electric energy at night, save energy more, most pests have phototaxis, trapping lamp can emit bright light through the photoelectric conversion effect of solar panel, so as to attract pests to fly into the biological assay isolation device through one-way baffle one, one-way baffle one only enters but does not exit, pests fly in and cannot escape, which achieves the purpose of preventing pests from escaping.

The present invention discloses a bee-stealing prevention device, which relates to the field of beekeeping technology. The bee-stealing prevention device includes a box body and a conduit. The box body has a bottom and a top, and a hive entrance is provided near the bottom of the box body, and a bee outlet is provided near the top of the box body. The conduit is bent and arranged in the box body, and the conduit connects the hive entrance and the bee outlet. On the one hand, the bee-stealing prevention device makes it difficult for bees to fly out of the conduit after entering the conduit by bending the conduit, and can confine the bees in the conduit. After the bees move to the bee outlet, they can fly out of the bee outlet due to their phototaxis, thereby reducing the occurrence of bee theft and protecting the interests of the bee colony and beekeepers. On the other hand, since the box body has a bottom and a top, and the conduit extends from the bottom to the top of the box body, the height of the box body is utilized, so that the conduit can be bent in the box body, which further increases the difficulty for bees to fly out after entering, and further reduces the occurrence of bee theft.

The invention discloses an adjustable phototropism test system, and belongs to the technical field of phototropism test.The adjustable phototropism test system comprises an optical test base and a culture water tank used for testing algae plants, and an adjustable spectrum light source is arranged above the culture water tank; an inner spacer ring, an outer spacer ring and an edge spacer ring which are used for separating a water area in the culture water cabin are fixed at the top end of the culture water cabin through a plurality of mounting seats. Through the arrangement of the light isolation plate and the deviation adjusting assembly, the angle of the light isolation plate can be precisely adjusted through a hydraulic system, three stable areas with different illumination intensities can be created in the culture water cabin, and the phenomenon that illumination in natural water is attenuated along with depth is simulated; researchers are allowed to research behaviors of the same seaweed under different light intensities at the same time or compare preferences of different seaweeds on the light intensities, meanwhile, shimmering of water surface is simulated through a reverse deflection mode, and physiological and behavior responses of the seaweeds under the more real and changing light environment of dynamic light are conveniently researched.

The utility model relates to the technical field of disease and insect pest protection, specifically a kind of disease and insect pest protection device for city park maintenance, including mounting column, the inside fixed connection of mounting column has battery, the inside fixed connection of mounting column has charger, the inside fixed connection of mounting column has controller, the upper end fixed connection of mounting column has solar panel, in the utility model, start air suction pump, air suction pump makes inside of storage insect jar to be in negative pressure state, and LED lamp shines light, after reflection cover reflection to through groove subsequently reflection to outside attract phototactic disease and insect pest, part light passes through reflector and is reflected to the inside of storage insect jar by reflector, under the guidance of airflow and the light in the inside of storage insect jar, disease and insect pest enter the inside of storage insect jar, the guidance of device is enhanced, improve the capture effect of device, the structural design of bolt and slope body facilitates the quick disassembly LED lamp, bolt and jack can be separated, further improve the maintainability of device.

The utility model relates to the technical field of wasp trapping, and discloses a safety wasp trapping and collecting device which comprises a collecting box frame, metal gauzes are laid on the front portion, the rear portion, the left portion, the right portion and the bottom of the collecting box frame, and a wasp inlet assembly is arranged in the middle of the front face of the collecting box frame. A black top plate is fixedly connected to the top of the collecting box frame, a round hole is formed in the center of the top of the top plate, a bee collecting cage is detachably installed at the position of the round hole, and a handle for lifting the whole device to move is installed at the upper end of the top of the collecting box frame. According to the wasp trapping device, the device is placed at the position where wasps often appear, the biological habits of the wasps are used for trapping, complex operation or professional skills are not needed, the habits of phototaxis and upward crawling of the wasps are used, the wasps can naturally enter the device and be collected, the trapping efficiency is high, the handle is installed on the top, the whole device is convenient to move and place, and the device is convenient to use. The position can be adjusted according to needs, and use flexibility is improved.

The device is placed in a dark environment and comprises a hatching barrel, a collector, a water tank, a water pump, a water pipe and an energy-saving lamp, the lower portion of a barrel body of the hatching barrel is in a funnel shape, the upper portion of the barrel body of the hatching barrel is in a tubular shape, and two water pipe connectors are arranged on the hatching barrel and are called an upper water opening and a lower water opening respectively. The upper water port is located at the lowest end of a barrel body of the hatching barrel, the lower water port is located on the upper portion of the barrel body of the hatching barrel, shading stickers are attached to the outer portion of the hatching barrel except the lower water port and the area above the lower water port, the collector is tubular and transversely placed in the water tank, the collector is provided with two water inlets and two water outlets, the water inlets are located in the side wall of the upper portion of the collector, and the water outlets are located in the side wall of the lower portion of the collector. And the opening of the water inlet is upward. According to the device, automatic directional collection can be achieved by combining the phototaxis of the newly hatched larvae of shrimps and crabs with water flow, the step of manually collecting the newly hatched larvae is omitted, and meanwhile the device has mobility and configurability and has good universality and expansibility.

The utility model discloses a kind of automatic collection devices of water bottom algae, including algae collection box suspended in water, the water inlet for water flow into collection box is opened in the side wall of collection box, collection box is equipped with the light of inducing light source to emit and induce algae to produce phototaxis movement, and algae outside is induced to gather to the peripheral side of collection box. The bottom wall of collection box is opened with water suction port, and water suction mechanism is arranged at water suction port to suck water to the outside of collection box, to form water flow: water outside flows into collection box through water inlet, flows downward, and is sucked to the outside of collection box through water suction port. Algae gathered in the peripheral side of collection box flows into collection box through water inlet along above-mentioned water flow to be collected, and inside water suction port is equipped with interception net to intercept algae and remain in collection box. Inducing light source uses the biological phototaxis of algae to induce, can cover large range water body, combined with the physical external force provided by water suction mechanism to carry out algae collection, and collection efficiency is high.

The utility model discloses an insect prevention device for vegetable planting, which comprises a support frame, a solar panel is arranged on the support frame, a solar lamp is connected onto the solar panel, a barrel cover is arranged below the solar lamp, a collecting barrel is detachably arranged below the barrel cover, fan blades are rotatably arranged in the collecting barrel through a bearing, and the fan blades are connected with the solar lamp. And vertical fan blades are coaxially arranged on the fan blades. The solar lamp is arranged, pests are attracted to approach through the phototaxis of the pests, the pests collide with the lamp and fall into the collecting barrel after approaching, the sliding hopper and the barrel cover are arranged on the collecting barrel, and the pests are difficult to fly out; the vertical fan blades and the fan blades which are coaxial are arranged, when wind exists, the vertical fan blades rotate to drive the fan blades to rotate, pressure difference is formed, the pressure intensity below the sliding hopper is smaller than that on the sliding hopper, and therefore pests on the sliding hopper are sucked into the collecting barrel.

This invention discloses an insecticidal lamp that promotes plant growth, comprising: a lampshade, a power supply box, a light source, an electric grid, and a lamp holder; characterized in that it further includes a first temperature sensor for detecting the temperature around the electric grid; the light source is an LED full-spectrum light source, which is composed of several LED beads with wavelengths of 310-360nm, 400-520nm, and 660-940nm; a controller connected to the first temperature sensor and the LED full-spectrum light source is provided in the power supply box, and the controller controls the shutdown of several of the LED beads according to the temperature signal fed back by the first temperature sensor. The invention utilizes the LED full-spectrum light source to attract mosquitoes, and the temperature sensor monitors the temperature of the lamp body. The temperature of the lamp body is controlled by shutting down several LED beads based on the temperature value fed back by the first temperature sensor, thereby controlling the temperature of the lamp body. Taking advantage of mosquitoes' phototaxis and temperature sensitivity, the use of a full-spectrum light source combined with a lamp body slightly warmer than the ambient temperature results in a good insect-attracting effect.

The invention discloses an integrated experimental device for mouse skin photoaging modeling, and relates to the technical field of skin photoaging modeling. The mouse fixing device comprises a fixing main plate and a plurality of semicircular fixing cylinders. The fixed main board is erected in the experiment box body and is provided with a plurality of groups of fixed cylinder slots; the semicircular fixed cylinder is arranged in the fixed cylinder slot in a pluggable manner; a cylinder body of the semicircular fixing cylinder is provided with a fixing hole through which an elastic binding piece penetrates, and the head end of the semicircular fixing cylinder is provided with an integrally-formed arc-shaped baffle used for shielding the eyes of the mouse during ultraviolet irradiation. The stress intervention system is integrated in the experiment box body and comprises a blue light phototaxis sedation module and an olfaction pacification spraying module; the blue light phototaxis sedation module comprises at least one group of blue light sources arranged in the box body and is used for inducing mice to settle; the olfaction pacifying spraying module comprises an atomizer and a spraying outlet and is used for releasing pacifying aerial fog into the box body, multiple functions of animal fixing, ultraviolet irradiation, eye protection and stress control are synchronously completed in a single device, and the standardization degree and data reliability of light aging modeling are remarkably improved.

The application relates to a breeding method of robust oysters, belonging to the field of animal genetics and breeding, which comprises population selection, energy recovery of larvae and selection of robust oysters; the selection of the robust oysters is carried out by selecting larvae with strong phototaxis and strong swimming ability by using the phototaxis of the oyster larvae. The robust oysters with the advantages of fast growth speed, large individual, fast attachment rate, disease resistance and stress resistance can be bred by selecting the individuals with strong phototaxis.

The utility model discloses a device for culturing and collecting microalgae by utilizing phototaxis, which relates to the technical field of microalgae culture and collection and comprises a culture tank, a partition plate is arranged in the middle of the culture tank, and a feeding port and a water inlet pipe are sequentially arranged on the culture tank; lED lamp strips are arranged on the two sides of the culture tank and located on the end sides of the partition plates. An algae collecting tank is arranged on the side edge of the culture tank; a water outlet pipe is arranged at the bottom of the algae collecting tank; a scoop net is arranged in the middle of the culture tank, located on one side of the partition plate and attached to the middle of the partition plate, and a driving assembly is arranged on the side, located on the scoop net, of the culture tank; the phototaxis of the microalgae is utilized, the microalgae are guided to move and automatically collected, efficient culture, accurate collection and optimized drainage are achieved, and the microalgae recovery rate and the automation level of the device are improved.

The light-induced scarab trapping device comprises a top cover assembly and an insect trapping assembly, the top cover assembly comprises an upper shell, a lower shell, a solar panel, a battery, a multifunctional controller and an insect trapping lamp, the upper shell is of a cover body structure, the lower shell is arranged below the lower shell, the upper shell covers the lower shell, and the solar panel is arranged on the lower shell. More than two solar panels are arranged on the upper shell, the battery and the multifunctional controller are arranged on the lower shell, the solar panels are electrically connected with the battery, the trap lamp is arranged at the bottom of the lower shell, and the multifunctional controller is connected with and controls the trap lamp; the insect trapping assembly comprises more than two barrier plates, a funnel and an insect collecting barrel; the more than two barrier plates are arranged around the circumference of the trap lamp; different from the prior art, the scarab trap adopts the trap lamp to trap scarab, spectrum optimization design is carried out according to the phototaxis characteristic of the scarab, and the trapping efficiency is improved.

The utility model relates to insect trapping tool technical field, concretely is a kind of insect trap suitable for field, including several trapping structures, trapping structure is connected in turn by connecting passage between trapping structure, trapping structure includes upper shell and lower shell, upper shell and lower shell form a trapping cavity, the top of upper shell is provided with upper inlet pipe, the bottom of lower shell is provided with lower inlet pipe, LED lamp group is installed in the upper portion in trapping cavity, food placing plate is installed in the lower portion in trapping cavity.The insect trap suitable for field in it, through the series connection design of multiple trapping structures, increase trapping area, so that more insects can be trapped.LED lamp group installed in the upper portion in trapping cavity, utilize the phototaxis of insect, effectively attract insect into trap.Food placing plate installed in the lower portion in trapping cavity, utilize the food-seeking nature of insect, further increase trapping effect.

The invention discloses a flexible perovskite robot based on environmental perception and autonomous phototactic charging and a control method thereof, and belongs to the technical field of intelligent robots, the control method comprises the following steps: S1, collecting environmental perception data and robot state data; s2, generating an illumination semantic map based on the environmental perception data through an SLAM technology and a Gaussian process regression algorithm; s3, when the electric quantity is lower than a threshold value, the task is interrupted, and based on the illumination semantic map and the robot state data, an optimal charging strategy is output through a multi-objective optimization algorithm; s4, the robot navigates to a target charging position according to the optimal charging strategy; and S5, attitude dynamic optimization is started, autonomous charging is executed, and when the electric quantity reaches a threshold value, an interrupt task is restarted, so that the robot can autonomously search for the optimal illumination position and adjust the attitude to maximize the energy collection efficiency through deep integration of environment perception, intelligent decision and dynamic execution.

The present invention discloses a dual-channel rice planthopper phototaxis experimental method and device, wherein the method includes conducting a single-channel phototaxis rate experiment for light intensity, and conducting a composite phototaxis rate experiment for each light source characteristic except light intensity, to obtain a sensitivity value corresponding to each light source characteristic; the sensitivity value corresponding to the light source characteristic tested first is used as the basic parameter for subsequent experiments. The device includes an experimental box, which has an insect release area and two phototaxis channels; the two phototaxis channels are perpendicular to each other, and a baffle that can separate the first phototaxis channel and the insect release area is provided between the two, and a light source is provided at the end of each of the two phototaxis channels. In the present invention, phototaxis experiments are carried out on rice planthoppers in sequence based on the wavelength, light intensity, shape, frequency and combination of complex colors of light sources to clarify the response characteristics of rice planthoppers to different induced light sources, providing a theoretical basis for further developing high-efficiency insect-attracting lamps for rice planthoppers.

The invention relates to equipment for controlling movement behaviors of living insects and a design method and application of the equipment. The invention develops a design method of insect control equipment which is not dependent on electrical stimulation, carries out a biological mechanism experiment and a light source attraction experiment on a target insect, explores the photoelectric physiological effect and phototaxis of the insect, obtains an insect tropism light source, and further designs an electronic backpack for emitting the insect tropism light source, so that the movement control of the insect can be realized; an electrode implantation process is avoided, so that no injury is caused to organisms; the carrying process of the electronic knapsack is fast without professional training; the optical signals hardly have negative effects on insect bodies, and can work for a long time.

This invention discloses a fishhook with multiple reflective surfaces. By increasing the number of reflective surfaces and optimizing their distribution, the reflective effect of the fishhook is enhanced, thereby increasing fish attack behavior and improving the success rate of fishing. The fishhook body has multiple reflective surfaces, each capable of reflecting light in the water. The reflective surfaces include multiple reflective surfaces on the front, back, left, and right surfaces of the hook body, with a quantity of six or only located on the left and right sides of the hook body. The reflective surfaces have multiple hexagonal reflective grooves, made of polished metal or chrome-plated material, and have three structural designs: hexagonal groove bottom reflective groove, horizontal bottom hexagonal groove reflective groove, and stepped hexagonal groove reflective groove. These designs significantly improve the reflective effect of the fishhook, utilizing the phototaxis of fish to increase their attack frequency and improve the success rate of fishing. This invention effectively utilizes the phototaxis of fish to enhance the attractiveness of the fishhook, while ensuring the stability and durability of the fishhook in various aquatic environments.

The utility model discloses a separation device for fairy shrimp egg shells, which comprises a body and an inlet, and is characterized by further comprising a separation channel which is communicated with fluid at the inlet and is provided with a lamp body for inducing fairy shrimp nauplii to move along a preset path of the separation channel; according to the separation device, a lamp body for luring fairy shrimp nauplii to swim along a preset path of a separation channel is arranged in the separation channel through the separation channel, and the fairy shrimp nauplii swim to the tail end of the separation channel along the separation channel by utilizing the phototaxis of the fairy shrimp nauplii; empty egg shells, unhatched dead eggs and / or eggs being hatched cannot swim autonomously and stay near the entrance, so that the eggs and the shells of the fairy shrimps are separated, the separation method can avoid the influence of an existing separation method on the activity of nauplii of the fairy shrimps, and the eggs and the shells are separated safely and effectively.

The invention belongs to the technical field of marine fishery equipment and fishery engineering, and discloses a liftable wave-avoiding artificial fish collecting device and a self-luminous fish luring method of the liftable wave-avoiding artificial fish collecting device. The upper self-luminous bionic lotus leaf can actively sink to the preset safe water depth from the surface layer when wind waves are enhanced, and the stable wave avoiding state is kept when needed; a strong stormy wave acting area on the surface layer is effectively avoided, and the environment adaptability and survival ability under the complex sea condition are remarkably improved; the self-luminous bionic lotus leaf is prepared from an organic long-afterglow luminescent material, after being excited by natural light or artificial light, the self-luminous bionic lotus leaf can continuously emit blue light, blue-green light or green light signals under the condition of no external power supply, and continuous trapping of phototactic fishes is achieved at night or in a weak light environment; a complex power supply system and a watertight electrical structure are omitted, and the use convenience and reliability under the condition of long-term layout on the sea are remarkably improved.