152 results about "Phototaxis" patented technology

The invention discloses a comprehensive ecological regulation and control method for compound diseases and insect pests of field crops, relates to the technical field of agricultural disease and insect pest control, and aims to solve the technical problems that various technologies are not effectively matched for use and the control effect is poor in the current control method. Comprising the following steps: investigating the current insect pest occurrence type and occurrence degree of crops, and counting data; according to the method, a beneficial farmland ecological environment is created through ecological regulation and control, for example, special plants are planted to repel and introduce beneficial insects; physical prevention and control means are adopted, for example, trapping with trapping belts can be customized for research and development, sex pheromone trapping and pest mating rhythm are combined, and light trapping selects wavelength according to pest phototaxis; through chemical prevention and treatment, on the basis of selecting low-toxicity pesticides and pesticide application technologies, the pesticide application time and dosage are accurately grasped, and pollution is reduced. According to the invention, a plurality of prevention and control means supplement each other, so that diseases and insect pests can be effectively handled under the condition of conforming to the sustainable agricultural development concept, and the growth of crops is guaranteed.

The invention discloses an intelligent measuring and reporting device and method for insect pest conditions of vegetables in a facility, and the method comprises the steps: carrying out the color trapping of pests through employing a sticky card according to the color taxis principle of the pests in the daytime, and trapping the pests through employing light according to the phototaxis principle of the pests at night; shooting the insect sticking plate in different time periods to obtain image information, and uploading the image information to a cloud analysis server through a network for image recognition and judgment, data statistics and comprehensive analysis to obtain an insect condition result analysis report; the obtained insect condition result analysis report is issued to a terminal in real time for a user to obtain, and technical support is provided for subsequent insect pest prevention and control.

The utility model relates to insect catching equipment, in particular to agricultural insect catching equipment. The utility model provides agricultural insect catching equipment, including mounting base plate, collecting basket, connecting cylinder, guide bucket, lamp tube and spray ring, the mounting base plate is provided with separable collecting basket, the collecting basket is provided with connecting cylinder, the connecting cylinder is fixedly connected with the guide bucket, the guide bucket is internally fixedly provided with the lamp tube that is adapted to attract insects, the spray ring is provided with spray ring, the spray ring is provided with spray ring, the spray ring is provided with spray ring, the spray ring is provided with spray ring, the spray ring is provided with spray ring, the spray ring is provided with spray ring, the spray ring is provided with spray ring, and the spray ring is provided with spray ring. And a spraying ring is fixedly mounted in the connecting cylinder. The lamp tube is arranged in the guide hopper, so that pests are attracted to fly into the guide hopper by means of phototaxis of the pests, then clear water is atomized and sprayed through the spraying ring, a high-humidity environment is formed in the connecting cylinder and the guide hopper, the wings of the pests are adhered, the pests lose the flying ability and fall into the collecting basket to be collected, and the pests are prevented from falling into the collecting basket. In this way, the pests can be caught and killed in a safe mode.

The invention discloses an irradiation wind blowing insect falling type disaster insect phototaxis trapping device, and relates to the technical field of modern physical agricultural engineering equipment.The technical scheme includes that the irradiation wind blowing insect falling type disaster insect phototaxis trapping device comprises an insect killing shell, an insect trapping lamp is arranged in the insect killing shell, the insect trapping lamp is sleeved with a transparent acrylic cover, and a cleaning mechanism is arranged on the lower portion of the transparent acrylic cover; the lower portion of the cleaning mechanism is fixedly connected with the insect guide groove, vibrating mechanisms are arranged on the two sides of the insect guide groove, the vibrating mechanisms are arranged on the upper portion of the mounting frame, and the cleaning mechanism comprises a cleaning shell fixedly connected to the interior of the insect guide groove. The insect trapping lamp is provided with the conductive bar, the insect trapping lamp is provided with the conductive bar, the insect is in contact with the conductive bar and can be killed by electric shock of current when approaching the insect trapping lamp, the outer side of the insect trapping lamp is sleeved with a transparent acrylic cover, the insect approaching the insect trapping lamp through the conductive bar can be isolated through the transparent acrylic cover, and a crushing blade is driven to rotate through a cleaning mechanism to crush the body of the fallen insect.

The utility model relates to a diptera female fly trap which comprises a cylindrical base with the top open, a transparent top cover is arranged at the upper end of the base in a covering mode, the transparent top cover is detachably connected with the base, and a plurality of fly inlet channels extending upwards into the base are arranged at the bottom of the base. The insect inlet channel is in a cone shape with the diameter gradually reduced from bottom to top, and the upper end and the lower end of the insect inlet channel are open. A plurality of insect inlets are evenly distributed in the circumference of the peripheral side wall of the transparent top cover, each insect inlet is provided with an insect inlet pipe, the outer end of each insect inlet pipe is clamped in the corresponding insect inlet, and each insect inlet pipe is in a cone shape with the diameter gradually decreasing from outside to inside. The insect trap is reasonable in design, the base is provided with a plurality of conical insect inlet channels protruding into the base, after female insects are trapped into the base through the insect inlet channels, the female insects can continuously gather towards the top of the transparent top cover due to phototaxis, the escape risk is further reduced, and the trapping efficiency is greatly improved.

The utility model belongs to the technical field of mosquito breeding, and discloses an automatic adult mosquito collecting and breeding box which comprises a larva breeding box, a one-way channel and an adult mosquito collecting box, the larva breeding box is connected with the adult mosquito collecting box through the one-way channel, the larva breeding box comprises a breeding frame, a plurality of layers of breeding trays are placed on the breeding frame, and the breeding trays are arranged on the breeding frame. An over-limit water guide opening is formed in the feeding plate, a drainage groove is formed in the position, corresponding to the over-limit water guide opening, of the feeding frame, the larva feeding box can automatically supply water and feed, the feeding environment is guaranteed, larva feeding is facilitated, the feeding plate can be completely pulled out, cleaning is facilitated, and the larva feeding box can be used conveniently; the funnel-shaped net cylinder in the outer-layer net cylinder can enable adult mosquitoes to fly into the adult mosquito collecting box in a one-way mode, a shading plate is arranged, and the adult mosquitoes are promoted to rapidly leave the larva feeding box and enter the adult mosquito collecting box through the phototaxis of the adult mosquitoes.

The utility model discloses a lepidoptera insect larva phototaxis and shading behavior reaction measuring device which comprises a behavior reaction chamber, a top cover, a light barrier, an insect placing box, an LED light source, a lamp holder and a neutral light filter, white filter paper is laid at the bottom of the behavior reaction chamber, the top cover is arranged at the top of the behavior reaction chamber, and the light barrier is arranged on the top of the behavior reaction chamber. The top cover is made of a transparent acrylic organic glass material and is provided with a plurality of hollow holes for air circulation, the light barrier is vertically arranged at the top of the behavior reaction chamber, the behavior reaction chamber is averagely divided into a first side and a second side by taking the light barrier as a boundary, and the insect placing box is arranged at the central position of the behavior reaction chamber; the insect placing box is made of transparent acrylic organic glass materials, the insect placing box is in a circular ring shape with an upper opening and a lower opening, the center point of the insect placing box is overlapped with the center point of the behavior reaction chamber, the LED light source is installed over the phototaxis chamber, the LED light source is supported by the lamp holder, the LED light source is white light or monochromatic light with different wavelengths, and the neutral light filter is arranged on a light path of the LED light source.

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 fry sorting equipment comprises a floating ring, the top end of the floating ring is fixedly connected with a sorting box, the sorting box is internally provided with a sorting assembly, the sorting assembly comprises a clamping hole formed in the outer end of the sorting box, and the interior of the clamping hole is fixedly connected with an outer screen. Fry with different growth vigor can be sorted in two modes, one mode is to sort small fries, the small fries are concentrated in the sorting box through the phototaxis of the fries and trapping of food, and the small fries are pumped out through an external pump and put into the other culture pond, so that the probability that the small fries are swallowed by big fishes is reduced, and the breeding efficiency is improved. The survival rate of the small fries can be increased, and the small fries can be automatically attracted and sorted at any time; 2, re-sorting fish fries with different growth vigor, namely re-sorting the small fish fries subjected to primary sorting in the step, so that the fish fries with different growth vigor are sorted, and high-quality fish fries with better growth vigor are conveniently obtained.

1. Name of the design product: Mesh insect trap lamp. 2. Use of the design product: This design product is used for trapping phototactic insects. 3. Design key points of this design: The overall shape of the insect trap lamp and its color. 4. Picture or photo that best shows the design key points: Reference drawing. 5. Request for color protection.

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 invention discloses a prefabricated substation, and relates to the technical field of power equipment, and the prefabricated substation comprises a box body which is a cuboid, and also comprises a shielding assembly. The shielding assembly comprises a mounting seat, a roller I, a roller II and a driving part; the interior of the mounting seat is a hollow cuboid and is fixed at the top of the box body; the number of the first rollers is two, the two first rollers are fixed to the two sides in the long edge direction in the mounting base respectively, first light absorption cloth is fixed to the outer portion of each first roller, the first light absorption cloth is a black cloth body, and a first gravity plate is fixed to the unoccupied end of the first light absorption cloth; the number of the second rollers is two, and the two second rollers are fixed to the two sides of the inner short edge direction of the mounting base correspondingly. Light rays reflected by a street lamp can be absorbed through the first light absorption cloth and the second light absorption cloth, the situation that positive phototaxis insects approach the box body is reduced, the box body is kept clean, meanwhile, the insects can be prevented from entering the box body, and therefore normal operation of electrical equipment in the box body is protected.

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 invention relates to the technical field of marine fishing, and discloses a marine cephalopod fishing device and method based on lamplight trapping, the device comprises a light source system, a behavior monitoring system, a fishing device and a device main body framework, the light source system monitors seawater transparency, seawater flow velocity and illumination intensity in real time through a sensor array; according to the method, the initial lamplight parameters are acquired according to real-time data of a sensor, the initial lamplight parameters are optimized in combination with historical fishing data, and meanwhile, the phototaxis index, the swimming speed and the gathering degree of the cephalopods are monitored in real time through a behavior monitoring system. Based on the data, the equipment can dynamically adjust a light trapping strategy, in this way, the equipment can keep the best trapping effect in different sea areas and environments, and the fishing efficiency is remarkably improved.

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.

A double-sided high-adhesive insect-attracting tape for controlling various pests, comprising an insect-attracting substrate tape, a first adhesive layer and a second adhesive layer; the first adhesive layer and the second adhesive layer are respectively located on both sides of the insect-attracting substrate tape to form a sandwich structure; the outer surface of the insect-attracting substrate tape, on both sides of the surface connecting the first adhesive layer and the second adhesive layer, is provided with unit grids. The utility model is provided with double-sided adhesive layers, which can stick to pests on both the inner wall and the outer wall, doubling the effect; a liquid bubble is provided inside, and different colors are selected according to the phototaxis of different pests; a filling layer is provided inside to block pests; the wavy structure increases the specific surface area of ​​the adhesive, doubling the effect of sticking to pests.

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 utility model discloses a sealed waterproof lawn lamp which comprises a base, a collecting structure is arranged on the upper side of the base, a light structure is arranged on the upper side of the collecting structure, the collecting structure comprises a supporting block, the supporting block is fixedly connected to the upper side of the base, a groove is formed in the outer side of the supporting block, and the light structure is arranged in the groove. And a square block and a collecting box are arranged in the groove, and a clamping groove is formed in the groove. Through the arrangement of the round hole, the power grid, the supporting block and the collecting box, a large number of insects with high phototaxis are killed through the power grid, then the insects are collected and treated through the collecting box, the insects around lamplight are reduced, the lighting effect of the lamp is improved, safety accidents are reduced, and the safety of pedestrians is guaranteed.

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.