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75results about How to "Prevent flight" patented technology
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Culture method for Chinese honeybees
The invention belongs to the technical field of beekeeping and particularly relates to a culture method for Chinese honeybees. The culture method for the Chinese honeybees comprises the steps: S1. providing beehives; S2. carrying out hiving; S3. carrying out propagation period management; S4. carrying out bee colony queen breeding; S5. carrying out swarming; S6. carrying out bee colony merging; S7. carrying out honey-getting; S8. enabling bee colonies to live through summer and winter; S9. feeding the bee colonies and preventing bee theft; S10. carrying out disease and insect pest control on the Chinese honeybees; S11. disinfecting beekeeping equipment; S12. preventing and treating chaos bee clusters; and S13. preventing and treating swarming fever. According to the method, the provided beehives facilitate bee colony observation, swarming and merging and can help the bee colonies to safely live through summer, absconding is reduced, the beehives are warm in winter and cool in summer, the bee colonies have no need of migration, and feeding can be carried out at fixed points; the yield and quality of honey can be improved; and the culture method disclosed by the invention can be used for solving the difficult problems in a Chinese honeybee culture process that the colony population is small and the quantity of plant diseases and insect pests is large.
Owner:赵学智 +2
Underwater net cage multi-beam fish driving monitoring system and method
InactiveCN101833097AFound damagedPrevent flightTransmission systemsAcoustic wave reradiationFish stockingEngineering
The invention relates to the technical field of sonic wave fish driving and aims to provide an underwater net cage multi-beam fish driving monitoring system and an underwater net cage multi-beam fish driving monitoring method. The monitoring system comprises an underwater net cage, an underwater monitoring device and a data processing device, wherein the underwater monitoring device comprises a phased array transducer array and a high-frequency sonic wave oscillation circuit, which are arranged outside of the net cage; the data processing device comprises a data processing module, a first wireless transmission module, a computer control center and a second wireless transmission module, wherein the data processing module and the first wireless transmission module are distributed around the net cage, the computer control center is placed on a bank and the second wireless transmission module is connected with the computer control center; and the phased array transducer array and the high-frequency sonic wave oscillation circuit are both connected with the data processing module, and the data processing module, the first wireless transmission module, the second wireless transmission module and the computer control center are connected in sequence. The system and the method can determine the accurate position of the breakage of a net and can effectively prevent the fish stock for escaping from the net.
Owner:SOUTH CHINA UNIV OF TECH
Fish functional ethology device
ActiveCN102144581AImprove utilization efficiencyRealize self-circulationClimate change adaptationPisciculture and aquariaWater dischargeFrequency conversion
The invention relates to a fish functional ethology device which comprises a round water tank; the inner part of the round water tank is separated into a plurality of swimming lanes; the bottom of the round water tank is provided with a water outlet hole; an annular water pipe is erected on the inner wall of the round water tank; the water inlet of the annular water pipe is communicated with the water outlet pipe of a circulated frequency conversion water pump; the water outlet of the annular water pipe is communicated with a vertical water pipe outside the tank; the annular water pipe is provided with a plurality of water outlets; each water outlet is externally connected with a branch water outlet pipe; the pipe wall of the branch water outlet pipe is uniformly provided with a plurality of small holes which are transversely arranged and matched with each swimming lane; the upper edge of each detachable annular partition board is provided with a plurality of triangle-shaped water discharge opening; and the annular pipe is provided with a light belt for providing uniform light. The fish functional ethology device can meet the demand of the behavioral research of various types of fish; various types of ethology experiments are carried out, and the device is suitable for different sizes of fish to realize automatic circulation of water current; and the device saves manpower and financial resources, and the integral utilization efficiency is high.
Owner:CHINA THREE GORGES UNIV
Method for experimenting dissolved oxygen saturation threshold of damaging fishes
ActiveCN102626058AIncrease oxygen contentDissolved oxygen saturation is goodClimate change adaptationPisciculture and aquariaHigh pressure waterElectrochemistry
The invention relates to a device for experimenting dissolved gas oversaturation in high-dam leakage current, in particular to a device for experimenting a dissolved oxygen saturation threshold of damaging fishes. The device is provided with a gas supply machine and a water supply tank, wherein the water supply tank is internally provided with an electrochemical probe for providing testing of dissolved oxygen saturation and displaying dissolved oxygen saturation; the gas supply machine can be used for aerating oxygen with a certain saturation to the water supply tank through a gas supply pipeand a gas supply valve; a circular sealed water tank can be divided into a plurality of swimming channels by detachable annular baffle plates, and the cyclic utilization of water can be realized by using a cyclic variable-frequency water pump and an annular water pipe mounted on the internal wall of the circular sealed water tank. According to the invention, the device for experimenting dissolvedthe oxygen saturation threshold value of damaging different kinds and body types of fishes has the advantages of aerating oxygen in a high-pressure water tank by using the gas supply machine, increasing the dissolved oxygen saturation, combining the certification criteria of fish body damage severities and the monitored dissolved oxygen saturation, saving the man power and the financial resourcesand being high the integral utilization efficiency.
Owner:CHINA THREE GORGES CORPORATION
Aerobic thermophilic bacteria enrichment and culture device and its application method
InactiveCN103275869APrevent flightAvoid pollutionBioreactor/fermenter combinationsBiological substance pretreatmentsBreatherEngineering
The invention discloses an aerobic thermophilic bacteria enrichment and culture device which comprises a ventilation time control part, a sterile air delivery part, a high-temperature constant part and a three-way culture bottle. An air inlet, an inoculation and sampling port and a volatile vapor reflux inlet of the three-way culture bottle are respectively provided with a porous rubber plug I, a porous rubber plug II and a porous rubber plug III. After penetrating through the porous rubber plug I, one end of a glass tube I extends into the bottom of the three-way culture bottle; and the other end of the glass tube I is connected with a filter through a breather pipe III. After penetrating through the porous rubber plug II, one end of a glass tube II extends into the bottom of the three-way culture bottle; and the other end of the glass tube II is connected with an inoculation port rubber tube. The filter is connected with the sterile air delivery part. A condenser tube is connected with a cavity inside the three-way culture bottle through the porous rubber plug III. The high-temperature constant part is arranged below the three-way culture bottle.
Owner:ZHEJIANG UNIV
Poecilobdella manillensis indoor breeding device and method
InactiveCN104082249APrevent flightImprove safety and qualityAnimal husbandryTemperature controlWater storage
The invention discloses a poecilobdella manillensis indoor breeding device. The poecilobdella manillensis indoor breeding device mainly comprises a breeding box, a mesh bag and a multi-layer breeding rack, wherein the mesh bag and the multi-layer breeding rack are arranged in the breeding box in a matched mode. On the basis, an artificial blood sucking poecilobdella manillensis indoor breeding method is established based on the biological nature of the poecilobdella manillensis, the mature poecilobdella manillensis breeding is carried out through the indoor multi-layer breeding rack / box, the escaping preventing mesh bag, a manual feeding platform and a water storage temperature control system, and the poecilobdella manillensis larva can be directly bred into the mature individual. By means of the device and method, the occupied space is small, the unit area yield / cultivation benefit which is 2-4 times that of existing indoor pool cultivation is large, the breeding survival rate is more than 85 percent and is improved by 15 percent compared with an ordinary method, the breeding period is shortened by one to two months, and the safety quality of the matured poecilobdella manillensis is high.
Owner:NANNING JINGXUEHUANG BIOENG
Seabed automatic lobster catching cage
The invention discloses a seabed automatic lobster catching cage. The cage consists of a lobster cage, a temptation box and lobster inlets, wherein the temptation box is arranged in the lobster cage, the lobster inlets are arranged at both ends of the lobster cage, and inner ports of the lobster inlets are provided with escape-prevention electric lifting gates and gate lifting devices; a lobster bridge plate is provided with optical control switches for controlling the lifting of the electric lifting gates; connecting rods are arranged between the lobster bridge plate and the electric lifting gates; and one end of the lobster bridge plate is hinged with the lobster cage, the position close to the other end of the lobster bridge plate is hinged with the connecting rods, and the other ends of the connecting rods are hinged with the electric lifting gates. Because the lobster inlets of the cage body are provided with the wide inlets, the bridge plate and the electric escape-prevention gates, the lobsters can conveniently enter the cage, but hard to escape, thereby improving the capability of the catching cage in catching the lobsters. The catching cage has the advantages of high automaticity, suitability for commercial fishing and operation in any sea zones, strong fishing capability and effective prevention of the escape of the lobsters; moreover, the operation of placing the catching cage does not generate destructive influence on the oceanic ecology environment.
Owner:湛江胜浪海洋捕捞研究所
Method and special device for enclosure culture of fishes
InactiveCN102106268APrevent escaping fishReduce workloadClimate change adaptationPisciculture and aquariaEngineeringWorkload
The invention discloses a special device for enclosure culture of fishes. The special device comprises a cylindrical netting with the tail and the head connected, wherein an edge opening rope penetrates the upper edge opening of the netting; a traction rope is arranged on the outer side surface of the netting along the circumference and is connected with a ring-shaped floating body, so that the middle part of the netting can obtain traction buoyancy; and a sinker component is arranged at the lower edge opening of the netting in a penetrating manner, so that the lower edge opening of the netting can sink into sand and mud under the action of gravity. The invention provides the method and the special device for enclosure culture of fishes, which has the advantages of reasonable structure, convenience in construction, economy, high efficiency, stable volume of culture water body and small workload.
Owner:ZHEJIANG OCEAN UNIV
Method for reproducing adult ptyas korros
ActiveCN105145472APromote growthSpace-saving farming spaceHorticultureAnimal husbandryFisherySquare meter
The invention relates to a method for reproducing adult ptyas korros. The breeding and management method comprises the following steps of 1, planting lotuses each having 3-4 interior leaves in an artificial pond according to a space of 15*18cm; 2, selecting adult ptyas korros having smooth skin in May-July, and putting the ptyas korros in a breeding house with a proportion of male to female being 1 to 2, wherein the volume of the breeding house is 6 times that of the adult ptyas korros in the breeding house; and fixing the breeding house in the artificial pond, wherein one breeding house is fixed in the artificial pond per square meter; 3, keeping the breeding house at a temperature of 23 DEG C and a humidity of 30 percent; and 4, throwing feed for three times everyday. The method for promoting reproduction of adult ptyas korros can be used for improving the reproduction capability and spawning quality of the ptyas korros.
Owner:何亮
Earthworm escape prevention culturing system
The invention provides an earthworm escape prevention culturing system comprising earthworm ridges and a surrounding ridge. The culturing system is also characterized by comprising a fine mesh filter, bright lights, a cover plate, a salt plate, and ventilation holes. The earthworm ridges and the surrounding ridge are arranged on the fine mesh filter. The earthworm ridges are positioned on the inner side of the surrounding ridge. According to the invention, the fine mesh filter, bright lights, cover plate and salt plate are added. The fine mesh filter is positioned on the lowermost end, such that earthworms are prevented from escaping from the bottom. The culturing system is provided with the surrounding ridge, and the salt plate and the bright lights are arranged on the surrounding ridge. When earthworms crawl out of the earthworm ridges, the earthworms will be blocked by the surrounding ridge. Because earthworms are afraid of salt and bright light, they will return to the earthworm ridges when they meet the salt plate and bright lights on the surrounding ridge. With the culturing system, earthworm escape can be effectively prevented. With the cover plate, excessive influence of the exterior environment to the earthworms can be effectively prevented. The ventilation holes arranged on the cover plate are used for exchanging air between the inside and the outside, such that earthworm growth is facilitated.
Owner:TIANJIN QINGTAI ORGANIC FERTILIZER
Low cost flight attachment for modular belts
A bracket for use in a modular belt conveyor, the bracket comprises a modular portion having a first bracket opening, a support portion having a second bracket opening, and an offset portion that joins the modular portion and support portion such that the support portion is offset from the modular portion. A pair of spaced apart brackets is installed in a row of modules, and a load member is positioned in the holder openings to make a low cost flight for a modular belt conveyor. A modular link-pair having first and second link ends extending in opposite directions from an intermediate section. The second link end has a holder that has a holder opening, and a pair of modular link-pairs is installed in a row of modules. A load member is positioned in the spaced apart holder openings to thus make a low cost flight.
Owner:HABASIT AG
Low cost flight attachment for modular belts
A bracket for use in a modular belt conveyor, the bracket comprises a modular portion having a first bracket opening, a support portion having a second bracket opening, and an offset portion that joins the modular portion and support portion such that the support portion is offset from the modular portion. A pair of spaced apart brackets is installed in a row of modules, and a load member is positioned in the holder openings to make a low cost flight for a modular belt conveyor. A modular link-pair having first and second link ends extending in opposite directions from an intermediate section. The second link end has a holder that has a holder opening, and a pair of modular link-pairs is installed in a row of modules. A load member is positioned in the spaced apart holder openings to thus make a low cost flight.
Owner:HABASIT AG
Earthworm cultivation box for saline-alkali land soil biological ecological improvement
The invention discloses an earthworm cultivation box for saline-alkali land soil biological ecological improvement. The box comprises a box body. The box body is connected with a box door through movable hinges. Separation plates are arranged inside the box body. Cultivation dishes are arranged on the separation plates. An inclined plate is arranged in each cultivation dish. A lower sludge layer, a vegetable leaf and fruit shell layer, a reproduction layer and an upper sludge layer are respectively arranged from bottom to top on the top of the inclined plate. A controller is arranged on the bottom inside the box body. A water tank is arranged on the top of the box body. The water tank is connected with spray heads through pipes. Control valves are arranged on the pipes. According to the invention, water can be applied to the cultivation dishes with the control valves and the water tank. Illumination can be provided with illumination lamps. Air circulation inside the box body can be promoted with ventilation fans.
Owner:SHANDONG SUNWAY LANDSCAPE TECH
Wind guiding type mosquito killing lamp easy to clean
InactiveCN108739717AHigh kill rateImprove killing effectInsect catchers and killersKilling rateAirflow
The invention discloses a wind guiding type mosquito killing lamp easy to clean. The wind guiding type mosquito killing lamp easy to clean comprises an outer shell, an inner shell, a top cover, a motor net cover lure lamp and a collecting box, wherein the inner shell is cylindrical and is positioned on the inner side of the outer shell; the lure lamp is positioned in the center of the inner bottomsurface of the inner shell; the motor net cover is cylindrical and is positioned between the inner wall of the inner shell and the lure lamp; a fan box and a power supply box are arranged above the inner shell; the bottom of the fan box communicates with the inside of the inner shell; an induced draft fan is arranged in the fan box. By arrangement of the outer shell consisting of a plurality of arc-shaped glass plates, negative pressure is generated through the induced draft fan, when approaching the mosquito killing lamp, mosquitoes can be rapidly sucked into the mosquito killing lamp through air flow and then are killed, due to the effect of an arc-shaped glass plate, the circumstance that the mosquitoes escape after entering the mosquito killing lamp can be avoided, therefore, the mosquito killing rate is greatly increased, by arrangement of a sliding rod with a brush, the motor net cover is cleaned, and therefore, the mosquito killing effect of the device is improved.
Owner:徐志华
Automatic fly larva pupating separation device
The invention relates to a separation device, in particular to an automatic fly larva pupating separation device. The problems of reducing the working efficiency, drowning a part of fly larvae in water and reducing the fly pupa emergence rate by separating feed from fly larvae in a pupa washing manner after pupating fly larvae in the current fly larva feeding process in a laboratory are solved. The device disclosed by the invention comprises an outer cylinder and further comprises an inner cylinder and a cylinder cover assembly. An outward extension converse V-shaped edge is arranged at the opening edge of the inner cylinder. The inner cylinder is arranged in the outer cylinder. The cylinder cover assembly is arranged at the opening of the outer cylinder in a buckling manner. The device disclosed by the invention is used for feeding fly larvae in the laboratory and automatically separating fly larvae from feed.
Owner:哈尔滨市疾病预防控制中心
Special apis cerana beehive with physical pest control function
The invention provides a special apis cerana beehive with a physical pest control function. The beehive comprises a cover, a hive, a super, a base, partition plates, frames and a hive entrance; the base and the hive are independent bodies which can be separated from each other; the base comprises a bottom plate, side plates are arranged on the left and right edges of the upper end face of the bottom plate, the hive is placed on the side plates in an aligned manner, the height of the side plates is 3-4 cm, symmetrical grooves are formed in the inner sides of the left and right side plates in front of the hive, the hive entrance is embedded in the grooves and is higher than the side plates, the rear side of the bottom plate is provided with a vent which extends inwards along the edge, the hive and the super are each internally provided with two partition plates, the frames are placed between the two partition plates, and gaps are reserved between the two partition plates and the two sides of the corresponding hive or super body. The beehive has a physical pest control function and a good ventilation effect, the hive entrance can be used on both sides, the honey yield is high, and thebeehive is simple in structure and high in practicability.
Owner:湖南蜂窝窝科技有限公司
Self-circulation constant temperature cultivation trough
InactiveCN102860276AImprove utilization efficiencyImprove eco-efficiencyPisciculture and aquariaProgrammable logic controllerWater filter
The invention discloses a self-circulation constant temperature cultivation trough. The side wall of the trough of the invention is sequentially formed by an inner cultivation trough cylinder, a thermal insulation layer and an outer cultivation trough cylinder from inside to outside, and the side wall of the trough is provided with a water inlet connected with a fluid flowmeter; the top of the trough is provided with a thermal insulation cover, the bottom of the trough is a tapered trough bottom and is higher than the ground, appearing in a cone structure, the bottom of the cone is provided with a water outlet, and a water filtering cap is arranged at the inner side of the water outlet; one end of a branch drain pipe is connected with the water filtering cap, the other end of the branch drain pipe is connected with a drain valve, a heater is arranged on the inner wall of the inner cultivation trough cylinder, a PLC(programmable logic controller) controller is arranged at the upper end of an instrument rack, and the heater is connected with the PLC controller through an electric wire; one end of a branch circulating pipe is connected with an opening at the top of the side wall of the trough, and the other end of the branch circulating pipe is connected with a self-circulating valve through the branch drain pipe; and the branch circulating pipe is provided with a self-circulating water pump and an egg white separator from top to bottom. The self-circulation constant temperature cultivation trough can keep the temperature of the cultivation water to be constant, and the water can recycled so as to realize the year-round cultivation.
Owner:OCEAN RES CENT OF ZHOUSHAN ZHEJIANG UNIV
Enclosure system for co-growing of organic rice and soft-shelled turtles
ActiveCN103975877APrevent flightAchieve the effect of beautifying the environmentClimate change adaptationPisciculture and aquariaIsolation layerEngineering
An enclosure system for the co-growing of organic rice and soft-shelled turtles comprises a gate, enclosing wire nets, field paths, tractor paths, soft-shelled turtle-raising ditches, enclosing boards, a plant isolation layer and organic rice and soft-shelled turtle co-growing plots; a plurality of organic rice and soft-shelled turtle co-growing plots are formed into an organic rice and soft-shelled turtle co-growing zone; the enclosing wire nets are arranged around the organic rice and soft-shelled turtle co-growing zone; the plant isolation layer for growing plants is arranged in the gap between the enclosing wire nets; one side of the organic rice and soft-shelled turtle co-growing zone is provided with a field water inlet, and the other side of the organic rice and soft-shelled turtle co-growing zone is provided with a field water outlet which is communicated with the field water inlet; the field paths are arranged between the organic rice and soft-shelled turtle co-growing plots; the tractor paths are arranged between the organic rice and soft-shelled turtle co-growing plots and the field paths; the soft-shelled turtle-raising ditches are respectively arranged around each organic rice and soft-shelled turtle co-growing plot; the enclosing boards are respectively arranged around each soft-shelled turtle-raising ditch. The enclosure system can effectively prevent soft-shelled turtles from escaping, fabrication is simple, the cost is low, and the problem of outside pesticide drift existing under the organic pattern is solved.
Owner:江西隆平有机农业有限公司
Intensive earthworm breeding device
The invention discloses an intensive earthworm breeding device, and belongs to the technical field of biological breeding. The intensive earthworm breeding device comprises an inner box body and an outer box body, and has the functions of earthworm breeding and earthworm collecting. The inner box body of the intensive earthworm breeding device is composed of five breeding plate nets, from top to bottom, which are sequentially a sludge layer, a spawning base stock layer, a bait layer, a collecting layer and a water absorption and retention layer. The breeding device is provided with a temperature sensor, a humidity sensor, a heating pipe and a humidification atomizer, and can monitor and control the breeding environment according to the earthworm habits. The intensive earthworm breeding device has the advantages that the device is flexible and convenient, the space utilization is high, the device is environmentally friendly, and provides convenience for the collection of the earthworms.
Owner:AOWEI TIANJIN ENVIRONMENTAL PROTECTION TECH
Portable honeybee swarm cluster collecting device
The invention relates to the technical field of honeybee collection and discloses a portable honeybee swarm cluster collecting device comprising a telescopic rod assembly, a supporting ring body structure, an outer bag body and an opening tightening structure; the supporting ring body structure is connected with the telescopic rod assembly; the open end of the outer bag body is connected with thesupporting ring body structure and is used for accommodating a catched swarm cluster; and the opening tightening structure is capable of opening or closing the open end of the outer bag body. The portable honeybee swarm cluster collecting device has the advantage of preventing the swarm cluster from flying away and stinging people.
Owner:BEE RES INST CHINESE ACAD OF AGRI SCI
Portable water purifier with raw water filtration function and manufacturing method
InactiveCN105254056ARetain mineralsRetain trace elementsScale removal and water softeningWater/sewage treatment bu osmosis/dialysisFiberFiltration
Provided are a portable water purifier with the raw water filtration function and a manufacturing method. The portable water purifier further comprises an ultrafiltration membrane filtration device, a multi-function composite filter container is arranged in a container, laser hole filter pieces and a KDF55 filter material filter layer are arranged in the filter container, a PP fiber cotton filter drum is arranged above the filter container, a circular gripper tube is arranged on the left side of the filter drum, a spring gripper tube is arranged on the right side of the filter drum, and spiral clamping buckles are arranged on a sealed cap; an activated carbon filter drum is arranged above the PP fiber cotton filter drum, a circular gripper tube is arranged on the left side of the filter drum, a spring gripper tube is arranged on the right side of the filter drum, and spiral clamping buckles are arranged on a sealed cap; an ultrafiltration membrane shell is arranged above the activated carbon filter drum, a valve seat is arranged on the right side of the membrane shell, a bolt is arranged on the valve seat, a nut connected with the valve seat is arranged at the right end of the membrane shell, a water inlet is formed in the left side of the lower portion of the container, and a water outlet is formed in the upper portion of the container; a water outlet of a multi-medium filtration device is communicated with the water inlet of the ultrafiltration membrane filtration device. The portable water purifier with the raw water filtration function is economical and practical.
Owner:CHENGDU BEIJIATE BIOTECH
Water purifier having digital display function and manufacturing method thereof
InactiveCN105668906APrevent flightEffective filteringSpecific water treatment objectivesWater contaminantsFiberActivated carbon filtration
A water purifier with a digital display function and a manufacturing method thereof, and also has an ultrafiltration membrane filtration device: the container is provided with a multifunctional composite filter gall, and the filter gall is provided with a laser hole filter sheet and a filter layer of KDF55 filter material. The upper part of the filter is equipped with a PP fiber cotton filter cartridge, the left side of the filter cartridge is provided with a circular card tube, the right side is provided with a spring card tube, the sealing cover is provided with a screw buckle, and the upper part of the PP fiber cotton filter cartridge is provided with an activated carbon filter cartridge , the left side of the filter cartridge is provided with a circular card tube, the right side is provided with a spring card tube, the sealing cover is provided with a screw buckle, the upper part of the activated carbon filter cartridge is provided with an ultrafiltration membrane shell, and the right side of the membrane shell is provided with a valve seat, The valve seat is provided with bolts, the right end of the membrane shell is provided with a nut that is screwed to the valve seat, the left side of the lower part of the container is provided with a water inlet, and the upper part of the container is provided with a water outlet; The water inlet of the device is connected; it is economical and practical.
Owner:CHENGDU FUHAOSI BIOTECH CO LTD
Breeding method of snakehead
InactiveCN108064776AImprove survival rate and growth rateUniform growthClimate change adaptationPisciculture and aquariaHalf-monthCLOCK
The invention discloses a breeding method of snakehead. The method includes the steps of building a fish pond, wherein the distance between an upper limit water level sensor and a lower limit water level sensor of the side wall of the fish pond is 0.7 m, the distance between the upper limit water level sensor and the top surface is 0.4 m, and the distance between the upper limit water level sensorand the bottom surface is 2m; building anti-escape walls around the fish pond; maintaining the content of dissolved oxygen in pond water at 6 mg per liter, and maintaining the transparency at 30 cm;planting water floating plants on the water surface in the pond; using a 4% saline solution for soaking fry for 8 minutes, wherein the stocking density is 5,500 per mu; feeding the fry at 8 o'clock a.m and 5 o'clock p.m every day, wherein the daily feeding amount accounts for 5-8% of the total weight of snakehead; replacing water once every 15 days, wherein one third of the total water amount is replaced every time; carrying out large-scale water replacement once every one and half month, wherein 85% of the total water amount is replaced every time; carrying out disinfection on the fish pond every 20 days; fishing out snakehead with big size from the fish pond every three months; one and half year later, fishing out snakehead meeting the sale requirement for sale. According to the method,it is ensured that the snakehead contains abundant protein and fat, and meanwhile the survival rate and growth speed of the snakehead are effectively increased.
Owner:铜陵县黑你养殖专业合作社
Diurnal moth trapping device
The invention provides a diurnal moth trapping device. The device comprises a black plastic round box, a first black plastic bottle body, a second black plastic bottle body, a metal wire, a trapping core and a black plastic nut. The periphery of the first black plastic bottle body is provided with inwards concave cross-shaped insect inlet holes, ventilation holes are formed between the cross-shaped insect inlet holes, the black plastic round box is inversely buckled to the bottom of the bottle to serve as a rainproof top cover, one end of the metal wire is bent into a delta shape, the other end of the metal wire is bent into a rho shape, one end of the metal wire is located in the bottle body with the cross-shaped insect inlet holes, and the other end of the metal wire is located on the outer side of the bottom of the black plastic round box; the second black plastic bottle body serves as an insect collector, and water leakage holes are formed in the bottom of the second black plasticbottle body; a bottle opening of the first black plastic bottle body is connected with a bottle opening of the first black plastic bottle body through the black plastic nut. The trapping device is good in insect trapping effect, simple in method, low in cost, economical and practical.
Owner:GUANGXI UNIV
Portable water purifier having contamination discharging function and manufacturing method
InactiveCN104326618ARetain mineralsRetain trace elementsWater contaminantsTreatment involving filtrationUltrafiltrationActivated carbon filtration
A portable water purifier having a contamination discharging function and a manufacturing method. The portable water purifier is provided with an ultrafiltration membrane filtering apparatus. A multifunctional composite filter liner is arranged in a container. A laser hole filtering sheet and a KDF55 filtering material layer are disposed in the filter liner. A PP cellucotton filtering cylinder is arranged on an upper part of the filter liner. A circular clamp tube is disposed at a left side of the filtering cylinder and a spring clamp tube is disposed at a right side of the filtering cylinder. A spiral clamp buckle is arranged on a sealing cover. An activated carbon filtering cylinder is arranged on the upper part of the PP cellucotton filtering cylinder. A circular clamp tube is disposed at a left side of the filtering cylinder and a spring clamp tube is disposed at a right side of the filtering cylinder. The spiral clamp buckle is disposed on the sealing cover. An ultrafiltration membrane shell is disposed on the upper parts of the activated carbon filtering cylinder. A valve seat is arranged at the right side of the membrane shell. A bolt is disposed on the valve seat. A nut rotatably connected to the valve seat is disposed on a right end of the ultrafiltration membrane shell. A water inlet is disposed at the left side of the lower part of the container and a water outlet is disposed on the upper part of the container. The water inlet of a multi-medium filtering apparatus is communicated with the water inlet of the ultrafiltration membrane filtering apparatus. The portable water purifier is economic and practical.
Owner:CHENGDU DRAGON WATER TREATMENT TECH RES INST
Three-in-one water purifier with ultraviolet sterilization function and manufacturing method thereof
InactiveCN105347586AAvoid filter escapeDense pore sizeWater contaminantsMultistage water/sewage treatmentResidual chlorineEngineering
The invention discloses a three-in-one water purifier with an ultraviolet sterilization function and a manufacturing method thereof. The three-in-one water purifier with the ultraviolet sterilization function has an ultrafilter membrane filtering device; the top of an upper valve seat of the ultrafilter membrane filtering device is provided with a spiral hole fixed with a dust shield; a lower opening of the upper valve seat is provided with a spiral internal thread; an upper opening of a barrel is provided with a spiral external thread and a first silica gel sealing ring; the center of the upper valve seat is provided with an upper circular snapping pipe in which a middle connection pipe is inserted; the bottom of the barrel is provided with a lower circular snapping pipe; the upper circular snapping pipe and the lower circular snapping pipe can effectively fix the middle connection pipe; the upper section of the middle connection pipe is sleeved with a filtering member composed of a filter core shell and a plurality of filter layers; a groove on the outer wall of the filter core shell is provided with a second silica gel sealing ring; a far-infrared mineralized stone filter layer, a KDF 55 filter layer, a residual chlorine purifying stone filter layer and a fibrous filter layer are successively arranged in the filter core shell from bottom to top; the lower section of the middle connection pipe is sleeved with an ultrafilter membrane filter core; and the left side of the upper valve seat is provided with a water inlet and the right side of the upper valve seat is provided with a water outlet.
Owner:SICHUAN JUHAO BIOLOGICAL TECH CO LTD
A fence for animal husbandry
InactiveCN111466302BImprove the blocking effectPrevent flightHollow article cleaningPasturing equipmentAgricultural scienceDraft animals
Owner:王金美
Water purifier with fast-replaceable filter disc and fast-replaceable filter core, and making method thereof
The invention relates to a water purifier with a fast-replaceable filter disc and a fast-replaceable filter core, and making method thereof. The front side of the shell of the control system of the water purifier is provided with a control panel, the middle portion of the control panel is provided with a water production display screen, the lower opening of a barrel body is provided with a spiral outer thread connected with a lower cover and is also provided with a silica gel sealing ring, the upper opening of the lower cover is provided with a spiral inner thread connected with the barrel body, the center of the lower cover is provided with a first circular clamp tube, the upper portion of the barrel body is provided with a second circular clamp tube, the lower portion of the barrel body is provided with a PP fiber cotton filter core, the upper portion of the barrel body is provided with a filter part composed of a built-in filter core shell and a filter layer, the lower portion of the built-in filter core shell is provided with a third circular clamp tube, a first fiber filter layer, an active carbon filter layer and a second fiber filter layer are sequentially arranged in a built-in water purification shell from bottom to top, the first circular clamp tube, the second circular clamp tube and the third circular clamp tube can effectively fix the PP fiber cotton filter core and the built-in filter core shell, the left side of the upper portion of the closed container is provided with a water inlet, and the right side of the upper portion of the closed container is provided with a water outlet.
Owner:CHENGDU BEIJIATE BIOTECH
High-efficiency electric mosquito swatter
The invention discloses a high-efficiency electric mosquito swatter. The high-efficiency electric mosquito swatter comprises a swatter handle, a swatter frame and a metal grid, and is characterized in that: an elliptical frame body of the swatter frame is of a double-layered structure, and consists of an inner layer and an outer layer, the inner layer can pop out relative to the outer layer, and an ejecting mechanism is arranged between the inner layer and the outer layer, and is controlled by an elastic button which is arranged at an end part of the swatter handle. According to the high-efficiency electric mosquito swatter disclosed by the invention, as the inner layer is arranged on the frame body of the swatter frame of the electric mosquito swatter, and can pop out when the electric mosquito swatter is used, mosquito catching space is effectively increased, mosquitoes can be covered to prevent from escape before the electric mosquito swatter exerts an electric shock, so that mosquito killing efficiency is increased; and meanwhile the high-efficiency electric mosquito swatter has the advantages of convenience for use and collection, simplicity and convenience in production technology and low cost, and is applicable to various occasions.
Owner:张伟
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