57results about How to "Avoid hypoxic death" patented technology

A method for cleaning the water in river and lake features that the stream generating and aerating apparatus is arranged in the water of river or lake to generate artificial streams and increase the content of O2 in water for changing the river or lake into a contact-oxidizing aerating pool, and the biological-bed filler is arranged in each stream path to decompose the organic pollutants in water. Said apparatus is composed of turbulence pump, water inlet pipe and outlet pipe with single-pole magnetic rings, and mixing pipe.

The invention provides a continuous trawl fishing method. The continuous trawl fishing method comprises the steps that a fishing net in a water area is dragged by a ship to perform trawl operation, sothat fished objects to be caught enter a net bag at the tail portion of the fishing net; then the net bag is dragged and moved to enable a fish sucking pipe of a vacuum fish sucking pump to stretch into the net bag; an opening of the fish sucking pipe makes contact with the fished objects in the net bag of the fish sucking pipe, and the vacuum fish sucking pump is operated so as to suck the fished objects in the net bag into a collecting tank through the fish sucking pipe; then the fished objects in the collecting tank are transferred immediately for freezing or direct processing treatment. The fished objects caught through the method is obviously improved in terms of stiffness time, the number of first-grade freshness fishes and the like, the histamine content is remarkably reduced, andthe quality of the fished objects is improved. In addition, the continuous trawl fishing method greatly saves net lifting time, the working intensity of sailors is reduced, and the method has the advantages of being efficient and capable of saving time.

The invention relates to an artificial indoor seedling breeding method for charybdis feriatus and belongs to field of charybdis feriatus cultivation. The method comprises the following three steps: preparing a breeding pond; hatching larvae, and putting the larvae into the pond; breeding seedlings. By taking the technical measures of water quality regulation, water temperature regulation, salinity regulation, illumination regulation, bait reinforcement and the like in the indoor breeding pond, artificial indoor seedling breeding is carried out on the charybdis feriatus. The artificial indoor seedling breeding method for the charybdis feriatus has the technical advantages that the specification of the seedlings is neat, the survival rate is high, and the vitality is high; the technology is mature, safe and easy to master, can be quickly absorbed and mastered by farmers, and is applied to development of large-scale artificial seedling breeding; the healthy and quick development of national artificial seedling breeding jobs for the charybdis feriatus is facilitated prospectively.

The invention relates to a multi-functional fishing device, which is characterized in that it comprises a box body, a box cover, a fishing rod placement frame and a fixing seat, the box body is provided with a partition, and the box body is divided into storage compartments by the partition board. The storage space is equipped with an oxygen pump, a power supply and a storage box. The box cover is fastened to the box body, and a soft layer cushion and an air vent are provided on the surface of the box cover; The four corners of the box body are respectively provided with a fixing seat, and the side of the box body is provided with a fishing rod display rack. In this way, the box body can be fixed on the ground by the fixing seat, and the fisherman can sit on the box cover and have a rest, while the fishing rod is supported by the fishing rod bracket, so as to avoid the trouble of holding the fishing rod with hands for a long time when fishing; There is also an oxygen pump in the tank, so that when the caught fish are kept in the tank, the tank can be supplemented with oxygen through the oxygen pump to prevent the fish from dying due to hypoxia. Exhaust is discharged from the surface of the lid, which in turn can help cool the body.

The invention relates to a method for planting trees in flooded areas of wetlands. Each planted tree is planted in a planting platform which is high in side wall openness and free of an upper cover and a lower bottom and assists a seedling support frame; each planting platform 0.5-1.5m in inner diameter and 50-70cm in height is built in a wetland in a manner that air bricks are arrayed in staggered layers; planted tree species are aquatic, hygrophilous or paludose tree species, have developed aerenchyma, are suitable for the wetlands and flooded-area waterish environments, and also have developed root systems high in roothold; each support frame is built by dwarf bamboos or sticks, and the height of a support on each tree is one fourth to one third of height of the tree. Through the method, the trees are ensured to grow fixedly and normally in the flooded environment. Besides, the method is novel, wide in use range, high in flexibility, convenient to operate and excellent in cost performance.

The invention discloses a shrimp and crab fishpond fertilizer paste and a bait for cultivating Argyroneta aquatica, which comprise the following raw materials in parts by weight: 20-30 parts of hermetia illucens excrement, 10-20 parts of fly maggot excrement, 10-15 parts of earthworm excrement, 10-15 parts of barley insect excrement, 10-15 parts of pregelatinized starch, 5-10 parts of peanut bran, 10-15 parts of hermetia illucens pulp, 5-10 parts of fly maggot pulp, 5-10 parts of earthworm pulp, 3-5 parts of chlorella powder, yeast and molasses. According to the fertilizer paste and the bait, waste residues such as fecula, maggot feces and earthworm excrement are fully utilized, hermetia illucens pulp, fly maggots pulp and earthworm pulp are added, and the shrimp and crab fish pond fertilizer paste and the Argyroneta aquatica breeding biological bait are processed through a biological fermentation method. According to the method, the nutrient components of various waste residues are fully reutilized, scientific proportioning is carried out, and the fertilizer paste contains rich insect protein, probiotics, beer yeast, rhodotorula benthica and other nutrient elements, so that water adjustment and weight gaining can be well carried out on a fish pond, breeding of plankton is accelerated, initial feed is continuously provided, and the survival rate is increased.

The invention discloses a novel indoor sturgeon fry mouth-opening rearing device. The device comprises an inflation pipe, a water inlet pipe, a water level pipe, a continuous feeding device and an incandescent lamp which are connected to a rearing chamber; and a partition plate with micropores is fixedly installed between the bottom of the rearing chamber and the inflation pipe, and the water inlet pipe and three continuous feeding devices are installed at one end of the edge of the rearing chamber. By adopting a micro-pore oxygenation mode, the device separated from the water inlet pipe can guarantee that dissolved oxygen in water is sufficient, and the problem that fry die due to oxygen deficit caused by insufficient water inflow is avoided. The phototaxis of the sturgeon fry is utilized, the incandescent lamp is installed on the edge of the rearing chamber, and most of the fry can be gathered together. Meanwhile, the continuous feeding devices are arranged beside the incandescent lamp, continuous feeding can be automatically conducted on the fry groups in a certain period of time, it is guaranteed that the fry can take enough bait, the situation that the fry bite and die due tohunger is effectively avoided, the nutritional requirements of the fry are fully met, and meanwhile, the labor cost is reduced.

The invention relates to the technical field of aquaculture, and discloses an aquaculture net cage. The aquaculture net cage comprises a first net cage body and a second net cage body; inserting rods are fixedly connected to the corners of the lower ends of the first net cage body and the second net cage body, an oxygenation device is installed at the front end of the first net cage body, and a purification device is arranged inside the first net cage body; a lifting device is arranged at one end of the purification device inside the second net cage body, a connecting mechanism is installed at the joint of the first net cage body and the second net cage body, a separation mechanism is detachably connected to one side of the second net cage body in one end of the first net cage body, and a second opening is formed in one side of the separation mechanism at one end of the second net cage body; and the first net cage body and the second net cage body are both made of corrosion-resistant metal materials. According to the aquaculture net cage, fishes of different sizes can be cultured separately, food deposition is prevented from affecting water quality, the content of oxygen in water can be increased, manual fishing is not needed, and labor is saved.

The invention discloses a pressing hemostasis device for the cardiology department, and belongs to the field of medical instruments. The device comprises a wound hemostasis mechanism, a blood vessel pressing mechanism and a medicine storage box, wherein two medicine storage cavities used for storing a hemostatic agent and a disinfectant respectively are formed in the medicine storage box; a firstpermanent magnet is arranged in the upper end of a medicine feeding column of the wound hemostasis mechanism, and the blood vessel pressing mechanism comprises two pressing cylinders which are arranged in parallel and are opposite in working state; the bottoms of the two medicine storage cavities are both provided with a medicine outlet, and two switch check blocks which are located on two secondmedicine outlets respectively are arranged on the medicine feeding column; a medicine receiving groove is formed between the two switch check blocks, and a medicine feeding hole is formed in the position, corresponding to the bottom of the medicine receiving groove, of the medicine feeding column; the medicine feeding hole is communicated with a medicine feeding cavity in the medicine feeding column, and the medicine feeding cavity is communicated with a medicine collecting cavity in a fixing plate; the upper side wall and the lower side wall of the medicine collecting cavity are provided witha medicine passing hole and a medicine distributing hole communicated with the medicine collecting cavity respectively. The device can prevent cells near a wound from dying due to oxygen deficit, hemostasis and disinfection can be performed on the wound at the same time, the bleeding amount can be reduced, and a better hemostasis effect is achieved.

The invention relates to a method for fishing juvenile eleutheronemate rhadinum living bodies, which comprises the following steps of: laying an inserted net in a coastwise water area at the water depth of 1.5 to 3m on a high water level during flood tide; waiting for the flood tide, so that juvenile eleutheronemate rhadinum enters a nearshore water area of the inserted net, and the juvenile eleutheronemate rhadinum is stopped in the net area by the inserted net during falling tide; and pushing the inserted net on a nearshore side of the inserted net by using a push net when a falling tide water level is reduced to a water depth of 50cm in the nearshore water area of the inserted net, fishing the juvenile eleutheronemate rhadinum blocked in the inserted net, lifting the push net out of the water surface, keeping the bottom of the tuck net soaked in water, rapidly fishing the juvenile eleutheronemate rhadinum captured at the bottom of the tuck net of the push net by using a fishing net, and rapidly throwing the juvenile eleutheronemate rhadinum into a transportation water tank in which clean seawater which is taken from the water area of the inserted net and is continuously aerated is filled in advance. By the method, the problem of high death rate in the process of fishing the juvenile eleutheronemate rhadinum can be solved.

The invention discloses transportation equipment, which comprises a base plate, a water storage bin, a tank cover, a fish storage bin and a tank body, wherein a single-chip microcomputer is mounted atone end of the inner bottom of the base plate; a storage battery is mounted at one end, which is far away from the single-chip microcomputer, of the inner bottom of the base plate; the tank body is mounted on the base plate; the tank cover is mounted on the tank body; the fish storage bin is arranged inside the tank body; and the water storage bin is arranged at a position, which is located outside the fish storage bin, in the tank body. The transportation equipment disclosed by the invention is provided with a push plate to divide the interior of the fish storage bin into two independent binbodies, so that different types of ocean fish can be stored according to different types; and furthermore, springs and clamping blocks are mounted on the push plate of the device, and clamping slotsmatched with the clamping blocks are formed in two ends in the fish storage bin, so that the push plate can be fixed at different positions in the fish storage bin, and a fisherman can adjust the sizes of the two independent bin bodies separated by the push plate according to sizes of the ocean fish.

The invention relates to a modularized ecologic aquaculture unit with a cleaning function. The unit is formed by combining a culture module and a cleaning assembly; the cleaning assembly comprises anelectric sliding rail, a lifting baffle, a descent baffle, a turnover filter net, a hydraulic push plate, an oxygen generator and a sprayer; the electric sliding rail is arranged at the inner wall ofthe culture module; an opening is formed in one side of the lower portion of the culture module, and the other side is provided with the hydraulic push plate and the oxygen generator. The aquacultureunit is simple in structure and convenient to use; excretion stuck to aquaculture products can be washed away thoroughly, thorough filtering and discharging are performed through a window-shades-shaped turnover filter net, and therefore the culture unit is thoroughly purified; the aquaculture unit can also rapidly and effectively discharge aquaculture products, the content of oxygen in water is increased during discharging, and the phenomenon that aquaculture products are dead due to lack of oxygen during collection can be effectively avoided.

The invention discloses a young freshwater mussel fry removing and fry precise breeding device and a manufacturing method. The young freshwater mussel fry removing and fry precise breeding device comprises a device host fish temporary breeding system, a young mussel fry removing and collecting system, a fry precise breeding system, a temperature control system, a water inlet system and a water outlet system. The host fish temporary breeding system comprises a host fish temporary breeding box body, a host fish temporary breeding box body supporting frame and a host fish temporary breeding isolation net arranged in the host fish temporary breeding box body. According to the device, host fish breeding, young mussel fry removal and collection and fry breeding are creatively and organically combined and mutually independent. According to the method, the cultivation process from metamorphosis development of glochidia on host fish bodies to before young mussels fall off is independently carried out in the host fish temporary breeding box, and meanwhile, the isolation net is arranged in the host fish temporary breeding box to isolate the host fish from the box bottom. Compared with the traditional manner of directly putting the host fish into a cement or brick breeding pond for fry breeding, the device has the advantage that firstly, the risk that the fish bodies rub or collide with the pond wall to be injured and infected and stir polluted water at the bottom of the pond to die can be reduced.

The invention provides a planting device based on living bamboo and a manufacturing process and using method of the planting device. The bamboo tube planting device comprises the living bamboo, bamboosections of the living bamboo are provided with openings, and the bamboo sections with the openings are provided with culture units; the manufacturing process comprises the steps of material selection, opening forming and preparation of the culture units (in a bamboo tube, a nutrient solution layer is added at the very bottom, an isolation layer is added above the nutrient solution layer, and a fertilizer layer is added above the isolation layer); the use method of the bamboo tube planting device comprises the steps that after the isolation layer is placed, firstly plants are put into the bamboo tube, and then the fertilizer layer is added to surround the root systems of the plants. The planting device based on the living bamboo and the manufacturing process and using method of the planting device have the advantages that application similar to bamboo tube brewing is adopted, wherein the plants are interplanted in the bamboo sections, so that the plants grow without soil, thereby preventing the plants from being polluted by soil heavy mental, and the bamboo keeps normal growth; the proposed soilless culture technology is used, so that not only can the root systems of the plants beprevented from anoxic death caused by the fact of being directly soaked in a nutrient solution, but also the energy and time for manually adding the nutrient solution are reduced.

The invention provides an oxygenation compound fertilizer for improving the oxygen condition of jujube tree roots. The oxygenation fertilizer is composed of the following components: 25-65 g of calcium peroxide, 25-65 g of potassium hydrogen persulfate, 25-65 g of urea peroxide, 85 g of diammonium phosphate, 20-80 g of urea and 65-130 g of potassium sulfate. A peroxide oxygen producer is added into the compound fertilizer. Plant root growth is closely related to growth and development of other above-ground parts, and mutual promotion and mutual influence are achieved between the plant root growth and the growth and development. Therefore, the oxygen content of the roots of the Lingwu jujube trees is increased by applying the oxygenation compound fertilizer, the absorption of moisture and nutrients by the roots can be improved, and the growth and development of overground parts of plants are enhanced.

The invention discloses a rotary honeybee monomer sampling mechanism, which comprises a cylindrical barrel, a base is arranged at one end of the barrel, and the top view of the barrel is a 3 / 4 circle. The middle part of the cylinder body is provided with a rotating shaft coaxial with it, and one end of the rotating shaft is fixedly connected to the middle part of the base, and an inner tube is sleeved outside the rotating shaft, and the length of the inner tube is less than or equal to the length of the barrel The length of the body, the outer diameter of the inner tube is equal to the inner diameter of the cylinder, and the side wall of the inner tube is provided with an opening so that the top view of the middle part of the inner tube is a 3 / 4 circle. The two ends of the inner tube are respectively provided with sealing covers, and the sealing covers at the end close to the base are sleeved on the rotating shaft and can rotate relative to the rotating shaft. The invention can be used for storing bee samples, and can improve the defects that the existing screw cap type bee sample equipment has complicated structure and easy occurrence of bee escape.

The invention discloses a method for transferring larimichthys crocea fries quickly. For the larimichthys crocea fries that are cultured indoors and are 40-50 days in age and 2.5-4.0 cm in overall length, a flashlight is directed at the water drainage end of a fry culture pool, and other parts of the fry culture pool are covered by black cloth, so that the larimichthys crocea fries gather at a smaller corner of the water drainage end with light by using the characteristics of phototaxis and gregariousness of the larimichthys crocea fries; the gathered fries are siphoned to a water body of a fry storage cabin of a perforated ship with enriched oxygen or directly transferred to a fish raft at sea; and in addition, a water flowing mode is adopted at the water inlet end of the fry culture pool in the siphoning process, the water level in the fry culture pool is kept unchanged, and most fries in the fry culture pool are siphoned out of the fry culture pool till the fries gather difficultly.

The invention discloses hotel sewage treatment equipment which comprises a cabinet, a feeding tank is fixedly mounted at the top end of the cabinet, a baffle is fixedly mounted at the left end of thefeeding tank, the feeding tank is divided into two independent areas, sewage containing large particles is independently treated, the treatment equipment is prevented from being blocked by the large-particle impurities, and convenience is brought to use; an oleophylic hydrophobic membrane can be used for carrying out oil-water layering on sewage in a water tank, so that anoxic death of microorganisms due to the fact that the microorganisms are wrapped by oil in the treatment process is prevented, and the treatment effect is improved; a first filter screen and a second filter screen prevent particles in sewage from entering and being brought to a next layer, the purification rate is increased, and the first filter screen is convenient to disassemble and assemble through a second clamping groove and a vertical rod; and a first rotor and a second rotor which rotate at a high speed crush large-particle impurities, large particles do not need to be removed manually, the impurities can be decomposed conveniently, and convenience is brought to a user.

The invention relates to the technical field of fishery culture, and discloses an automatic forage feeding device for fishery culture, which comprises a culture box body, a mounting plate is fixedly connected to the right side of the top of the breeding box body, a motor is fixedly connected to the top of the mounting plate, a mounting frame is rotatably connected to the axis position of the motor, an oxygenation machine is fixedly connected at the position, corresponding to the mounting frame, of the top of the mounting plate, and a clutch device is movably connected to the left side wall of the mounting frame. According to the automatic forage feeding device for fishery culture, the automatic feeding device is convenient and fast to ope, the automation degree of the device is improved, forage feeding places can be dispersed through cooperative use of a guiding device and a shifting device, the phenomenon that forage is concentrated at one point and fries are driven to scramble during feeding is prevented, the dynamic linkage between structures is increased, a base switch is driven to be repeatedly turned on and turned off through the movement of the shifting device, the functions of automatic cleaning, defecation and water source cleaning are achieved, and the linkage between the structures is increased.

The invention relates to the cleaning field of the breeding industry, in particular to pond cleaning apparatus for the breeding industry. The technical problem to be solved by the invention is to provide the pond cleaning apparatus for the breeding industry. The pond cleaning apparatus for the breeding industry comprises a workbench, an propulsion oil-suction mechanism, a blast adjusting mechanism, a suspended matter cleaning mechanism, a camera, hooks, first infrared sensors, an electric telescopic mechanism and a baffle, wherein the workbench is connected with the propulsion oil-suction mechanism, the workbench is connected with the blast adjusting mechanism, and the workbench is connected with the suspended matter cleaning mechanism. The pond cleaning apparatus realizes the cleaning ofoily liquids in a pond while treating drifting materials on a river surface, the cleanness of the river surface is ensured, the river surface is prevented from being eutrophicated, and the isolation of oxygen due to an oil film to cause fish to die due to lack of oxygen is prevented.

The invention belongs to the field of crop breeding and discloses a breeding method for in-vitro induction of autotetraploid brassica oleracea l. var. italica plenck. The breeding method comprises the following steps: reserving a 0.4-0.6-cm seedling of a hypocotyl as an explant in the cotyledon period of the brassica oleracea l. var. italica plenck, inoculating the explant to a bilayer differentiation culture medium containing colchicine and performing induction culture for 45-50h, and directly inducing to grow a tetraploid bud, thus further obtaining the autotetraploid brassica oleracea l. var. italica plenck rapidly and stably. According to the breeding method disclosed by the invention, an asexual polyploidization breeding way is adopted for the first time, the bilayer induction based on the liquid culture medium (with addition of colchicine) and the solid culture medium (without addition of colchicine) is adopted, and the 0.4-0.6-cm seedling of the hypocotyl reserved in the cotyledon period of the brassica oleracea l. var. italica plenck is processed in a combinational way to obtain a new germplasm of the tetraploid brassica oleracea l. var. italica plenck. The breeding method has the advantages of high induction rate, fewer chimera, low death rate and low contamination rate, a large quantity of tetraploid plants can be obtained by performing meristematic proliferation on the obtained tetraploid material, and thus, the induction time is greatly shortened.

The invention provides a method for outdoor overwintering of palaemonetes sinensis and belongs to the technical field of breeding of the palaemonetes sinensis in aquatic products. The method specifically comprises the steps that 1, the selected depth of a pond is 2.5-3.0 m, and the area is 4-5 mu; 2, big and small palaemonetes sinensis larvae are separated through a palaemonetes sinensis separating cage before overwintering; 3, pond processing is performed before palaemonetes sinensis stocking; 4, a water caltrop is transplanted; 5, conventional water quality detection is performed; 6, daily management is performed. The method remarkably prevents outdoor mutual hurting of the palaemonetes sinensis larva, improves the overwintering survival rate and improves the environmental change adaptability of the palaemonetes sinensis larvae.

The invention discloses aquatic plant cultivation equipment. The equipment comprises a base, the top of the base is fixedly connected with an oxygen pump, an oxygen box, an electric cabinet and a supporting column through bolts, the oxygen pump is located between the oxygen box and the supporting column, the oxygen box is located between the oxygen pump and the electric cabinet, and an exhaust pipe is welded at the bottom of the oxygen box; the interior of the electric cabinet is fixedly connected with a CC1101 wireless signal transceiver, a KS02Y controller and a storage battery through bolts. The equipment is provided with a dissolved oxygen instrument, a dissolved oxygen instrument detection probe, the oxygen pump, the oxygen box and the exhaust pipe, detected oxygen content informationin water is transmitted to the dissolved oxygen instrument through the dissolved oxygen meter detection probe, when the oxygen content is too low, the oxygen pump is used for pumping air in the air into the oxygen box, and finally the air is discharged into the water through the exhaust pipe to increase the oxygen content in the water; water anoxia is avoided, the situation that plants lack waterand wither is prevented, and elongation of plants is guaranteed.

The invention discloses a high-density hatching device for viscous roes. The device comprises a square floating water frame, a submerged balancing weight capable of pulling the square floating water frame into water is hung at the bottom of the square floating water frame, a plurality of plastic filament strings are vertically fixed to the inner side of the square floating water frame, and the twoends of each plastic filament string are fixed to the upper end and the lower end of the square floating water frame respectively. A hook for hanging the square floating water frame is mounted at theupper end of the square floating water frame. The high-density hatching device for the viscous roes can efficiently utilize the incubation water body of the roes and improve and stabilize the incubation rate of the roes, so that the production cost of fries is reduced, and continuous large-scale production of the fries is ensured.

The invention discloses a land-sea relay spat transportation method, and relates to the field of spat transportation. The land-sea relay spat transportation method comprises the following steps that spats are loaded into a transportation mesh bag of a transportation frame, and the transportation frame is put into a spat pool for cultivation; the spats meeting the transportation requirements are screened out; seawater is added into a land transportation container, and the transportation frame carrying the spats meeting the transportation requirements is transferred into a land transportation device; and a running water cabin of a marine transportation device is filled with filtered seawater, the transportation frame is transferred into the running water cabin, a second oxygen supply device is turned on, and a water control plate is adjusted to be located below the liquid level of the filtered seawater in the running water cabin all the time so as to keep a water body in the running water cabin calm. According to the land-sea relay spat transportation method, the spats can be transported for a long distance for a long time, and the survival rate of the spats is increased.

The invention discloses a large-water-surface fishery resource proliferation and release device, and belongs to the technical field of breeding and release equipment. The large-water-surface fishery resource proliferation and release device comprises a storage basket, a feeding pipe, a release pipe and stand columns, wherein the feeding pipe is mounted on the top surface of the storage basket; therelease pipe is mounted in the middle of the bottom surface of the storage basket, and the stand columns are welded to the periphery of the bottom surface of the storage basket; a buffer mechanism isinstalled at the bottom end of each stand column and composed of a top plate, a damping spring and a bottom plate; supporting legs are installed at the bottom ends of the buffer mechanisms; and oxygenation mechanisms are installed on the two side walls of an inner cavity of the storage basket and composed of protective covers, fixing frames, air outlet nozzles and stainless steel net plates. Oxygen can be added into the storage basket through the oxygenation mechanisms and oxygenation pumps, so that seedling growth is guaranteed, damage of external shaking to seedlings can be relieved throughthe buffering mechanisms, and meanwhile, the living temperature of the seedlings can be flexibly adjusted through a control mechanism and a heating plate, and the survival rate of the seedlings is increased.