1774 results about "Fish pond" patented technology

The present invention belongs to an industrialization aquiculture field, particularly relates to a closed cycle water industrialized fish cultivating system. The system separates solid and liquid in a storage sedimentation basin and a backwater channel sedimentation and rotational flow pool sedimentation, the tiny particulate matter is separated and purified by a sandrock filtering bed of a one level biological filter based on the water particulate matter separation, the water purified by the one level biological filter is feed into a two stage biological filter, the biological film of biologic filling material in the one level and the two stage biological filters is degraded with ammonia nitrogen and azote nitrous acid, the total purifying rate of the water particulate matter reaches more than 99%, the culturing water is added with oxygen mechanically or by liquid oxygen, finally the water is disinfected and sterilized through a ultraviolet ray sterilizer, and the clean ecological water is feed into a fish pool, thus the waste water of the fish pool may be purified and used in repeat. The fish-cultivating system implements completely closed cycle water industrialized fish cultivation, the fish is out of a disease or less, and the fish survival is more than 80%.

The invention discloses a seawater factory-style circulating water fish farming treatment method which comprises, removing the residual bait and excrement from the seawater flowing out of the fish pond through full-automatic conduit pipe filter apparatus, entering foam separate tank from the circulating pump to remove part of the suspended matter and protein, then removing ammonia nitrogen through biological cleaning tank, adjusting water temperature and pH, disinfecting through ultraviolet rays, oxygenation, charging the detected water into the fish pond again, thus completing a circulation.

The invention discloses an intelligent feeding device for aquaculture. The intelligent feeding device for the aquaculture comprises a material loading device, a material storing device, a conveying device and a material scattering device, wherein the conveying device is connected with the lower end of the material storing device, and the material scattering device is mutually connected with the conveying device. The intelligent feeding device for the aquaculture has the advantages that fodder is saved, pollution to environment is reduced, labor force is saved, the automation degree is high, waste of the fodder is relatively less, the fodder can be weighed, feeding amount of the fodder is reasonable, assimilation and absorption of the fodder are greatly improved, the fodder is directly transported by an automobile and poured into a feeding port, and woven bags are not needed. When drug needs to be sprayed, liquid drug is directly mixed with the fodder and is directly conveyed to a feeding machine in the middle of a fish pond for feeding through a pipeline after being stirred evenly.

Disclosed is an ecological treatment and recycling system for factory fish-farming wastewater, which belongs to the field of fishery cultivation. The system comprises facilities and devices for treating recycle water like a fish pond, an ultra-low axial flow pump, a jet aeration oxygenation facility, a foam separating facility, a pure oxygen supplying device, a temperature control device, artificial wetland and the like, using an open type high-volume feed canal and a backwater canal to replace sealed pipes, using the foam separating facility to replace a protein separator, using the temperature control device of deep well to replace a heating-up and cool-down device, using the jet aeration oxygenation facility to replace an automatic aerator, a gas relay rock and an air pipe, using water plants of the artificial wetland and economic filtering materials to replace purifying filtration devices like a solid-liquid separation device and the like. The invention achieves functions like water lift, aeration, oxygenation, defoaming, temperature control and the like. The invention optimizes and combines a facility engineering technique and a biologic technology to replace expensive and complex water-treating equipment, and has the advantages of safety and dependability, simple management, energy-saving and environment protection, high yield and high grade and the like.

A portable water-containing structure formed from a series of interlocking panel elements that can be interlocked easily without the use of tools. These panels may be used to form such water-containing structures as wading or swimming pools and may also be used to form an ice rink, spa, fish pond, flowerbox, window box and may other elements. The structures so formed are easy to assemble and disassemble, are strong and utile and can be formed in situ at any desired location.

The present invention relates to a pond cultivation combination system with water-saving and safety function, belonging to the field of aquaculture technology. Said system is composed of fish pond, artificial wet land and canal which are mutually communicated by means of water flow. The fish pond, artificial wet land and canal are successively series-connected so as to form the invented stereoscopic multi-stage utilized, closed and circulated pond cultivation combination system. It is characterized by that it can make waste water of fish pond be passed through artificial wet land and canal to purify water quality, increase dissolved oxyger and change static water of fish pond into microflow water to make cultivation so as to attain the goal of implementing high-effective cultivation of fishes and saving water resources.

The invention belongs to protective fishery field, which in detail relates to two-cycle water treating system for industrialized fish culturing, with main characteristics being: internal recycle pool structure of various shape taking square outside and round inside as representation, cultivating fish in circular pool, the quadrangle outside pool is biological filter; water and pollution discharging pipe are equipped in bottom of pool; the mating outside circular system comprises drainage ditch, out biological filter and artificial wet land, feed ditch, pollution collecting tank; special air raising pump of U shape, high effective aeration, water raising cycle; the artificial wet land and out biological filter are combined together, depositing, filtering, adsorption, bacteria degradation, adsorption by aquatic plant and animal and cleaning water body high effectively; constructing open water inlet and outlet pitch which also used as biological filter by using fish pond to realize omni-bearing restore of cultivating wastewater. The invention is characterized by less equipment investment, low energy consumption, safe and reliable operation, convenient management and maintenance, outstanding ecological, economical and social benefit, low production cost and increased quantity and quality.

The invention provides a high-yield cultivation method for sugarcanes. The high-yield cultivation method includes directly applying raw materials of green manure into newly excavated sugarcane furrows; allowing the raw materials of the green manure to ferment under film covering closed conditions for 15-25 days; lifting each mulching film to a side of the corresponding sugarcane furrow after the raw materials ferment and become thoroughly decomposed; adding compound fertilizers into the sugarcane furrows; covering soil on the compound fertilizers; planting sugarcane seedlings. The raw materials of the green manure comprise, by weight, 300-500 parts of broken sugarcane leaves, 300-500 parts of silt from fish ponds, 200-300 parts of farmyard manure, 200-300 parts of bran hulls, 100-200 parts of sweet potato residues, 50-100 parts of yeasts and 20-50 parts of lactic acid bacteria. Sugarcane buds are soaked in mixed solution for 18-24h to obtain the sugarcane seedlings, and the mixed solution comprises 6-24 parts of quicklime, 1-1.5 parts of gibberellin missible oil and 800-1200 parts of water. The high-yield cultivation method for the sugarcanes has the advantages of high bud ratio, low fertilizer and pesticide consumption in planting procedures and capabilities of obviously increasing the yield of the sugarcanes and obviously improving the quality of the sugarcanes.

The invention belongs to the technical field of aquaculture machinery, in particular to an integrated 360-degree fish pond automatic feeding machine. A discharging nozzle of a feeding mechanism is over against or inserted into a feeding hole of a throwing mechanism, wherein the feeding mechanism is characterized in that an upper opening of a conical hopper which is of big tope and small bottom isupward connected with a material tank, the lower part of the conical hopper is connected with the discharging nozzle, and a lower opening of a hopper in the discharging nozzle is provided with a feeder; the throwing mechanism is characterized in that the upper part of a 360-degree horizontal throwing tray is provided with the feeding hole in the middle, a lower base of the throwing tray is downward provided with a spindle of the throwing tray, the spindle of the throwing tray is driven by a power device or is directly driven by a throwing motor, and throwing action of the feeding machine is automatically controlled by virtue of a control device. The integrated 360-degree fish pond automatic feeding machine provided by the invention has the advantages that: the throwing tray of the automatic feeding machine can throw materials in 360 degrees on the water surface, when a support device of the automatic feeding machine is a floating body, a rope pulley can be utilized to drag the automatic feeding machine to shoreside to add feed, and then the automatic feeding machine is dragged to a throwing position to carry out throwing, thus the automatic feeding machine is applicable to automatic feed throwing of multiple fish ponds in fishery production.

The present invention discloses an apparatus and a method for the ecological fishing cultivation based on the composite vertical flow artificial wetland; wherein, the apparatus adopts the water stream as the carrier among a cultivating fish pond, an artificial wetland, an ecological channel and a water compensation pond that are serially connected with each other; the cultivating fish pond is provided with a water pump and is communicated with the artificial wetland through a culvert pipe, the artificial wetland is connected with the ecological channel, and the communication position between the ecological channel and the cultivating pond is provided with a stream fall about 50 cm. The apparatus has simple structure, is convenient to cultivate the fish and obviously improves the cultivating yield, which protects the water environment while realizing the high-quality and high-efficient health cultivating of the fishes so as to realize a pond cultivating composite apparatus that can be sustainable to use.

The invention relates to a culture pond, belongs to the field of pond culture engineering and provides a culture pond system capable of improving energy efficiency. The culture pond system is characterized in that predacious fish and filter-feeding and omnivorous fish are cultured in one pond separately, a flowing water culture pond area for culturing the predacious fish of different specifications is constructed on 20% of the water surface of the pond, and 80% of the water surface of the pond is a filter-feeding and omnivorous fish culture area; the flowing water culture pond area is composed of multiple rows of fish ponds arranged centralizedly, each row of fish ponds forms a culture unit via fish ponds of three specifications, and the fish ponds of the three specifications are a corner-cut square adult fish culture pond, a rectangular large-size fingerling culture pond and a small-size fingerling culture pond respectively; a water turbine is mounted on one side of the flowing water culture pond area, a surge disturbance machine is mounted at the water collection end of the flowing water culture pond area, and a sewage collection and discharge pipe is mounted on the outer side of each adult fish pond; partition walls are arranged in the middles of the flowing water culture pond area and the filter-feeding and omnivorous fish culture pond area, water flow passages are arranged on two sides of each partition wall, and the partition walls and guide walls arranged in the middle of the filter-feeding and omnivorous fish culture pond area guide water flow together.

The invention discloses an ecotype enclosed method for culturing fish through circulation water. Natural seawater, underground salt water, underground fresh water and geothermal water are mainly utilized and mixed, and an industrial culture foundation for producing pollution-free healthy seafood is built and used. A solid-liquid separation purification device is used for replacing sand filtration of a biological filter, ammonia nitrogen and nitrite nitrogen are degraded after water passing through a biological film on biological filler in the biological filter, and the total purification rate of water body particles is over 99%. An aeration pond is arranged to conduct aeration and oxygenation on a culture water body to enable the content of dissolved oxygen in water in a fish culture pond to be kept at 8-14mg / L, finally the water body is sterilized through ultraviolet light, clean ecological water is input into the fish culture pond, and the return water in the fish culture pond is purified repeatedly and utilized in a circulating mode. Sewage discharged from a culture system is purified by an open-air pond and flows back to a water storage sedimentation pond to achieve zero-discharge complete enclosed circulation water factory-like fish culture.

The invention relates to a fry fishing, temporary rearing and transportation technique, which comprises the followings steps: (1) fishing: a push net made from polyethylene net cloth equipped with 15 to 25 meshes is used for saury fry fishing; saury fry with strong constitution is chosen together with water; (2) temporary rearing: salt is added to the natural river water after precipitation treatment; the temporary rearing temperature ranges between 26 DEG C to 27 DEG C, and the temporary rearing time is less than two hours; (3) transportation: water with the same water quality with the temporary rearing water is used; proper transportation density is maintained; the temperature of transportation water is controlled; ice is used for indirect cooling by the self dissolution of ice plastic bags arranged in the plastic bags used for saury fry transportation; when the saury fry is transported to destination and before the saury fry is arranged in the water, the water temperature of the fish pond should be adjusted to a temperature close to the transportation water temperature; then the saury fry is stocked in the fish pond. The technique has the advantages that, successful saury fry fishing, temporary rearing and transportation are carried out; the transportation survival rate of the saury fry is high.

The invention discloses a strain for producing D-piscose by using microorganism to transform D-fructose and a preparation method thereof, pertaining to food biotechnology field. The invention relates to a strain of spherical Rhodobacter sphaeroides SK011 screened from bottom mud of a fish-pond with the preservation number, CCTCC NO: M 207185, and the preparation method that the spherical Rhodobacter sphaeroides SK011 is used for transforming the D-fructose and producing the D-piscose through culture and fermentation. The invention adopts the SK011 as the strain and a fermentation culture medium which consists of carbon and nitrogen sources, inducer and inorganic salt; the obtained strain is further treated, so as to obtain cell biocatalyst; then by using the D-fructose as a substrate to do bio-transformation, the D-piscose is prepared. Under optimum conditions during the fermentation culture, fermenting solution or free cells or permeability cells or frozen dry powder or solidified cells thereof are used for transforming the D-fructose for 0.5 to 4.8 hours, and the content of the D-piscose in the transformation solution is 2 to 50g / L.

The invention discloses a seawater recirculating aquaculture system which comprises a fish pond, an oxygen dissolving tank, an aeration aerator, a first microorganism purifying pond, a second microorganism purifying pond, a rapid filter, a full automatic microstrainer, a protein separator, a temperature adjusting pond, an ultraviolet sterilizer, a water quality monitoring system and a circulation pump. The water quality monitoring system comprises a single chip microcomputer and a sensor. The factory-like seawater fish aquaculture system can greatly reduce investment cost of seawater factory-like recirculating aquaculture and energy consumption in the aquaculture process, improves seawater resource utilization rate, saves energy, protects environment, recycles aquaculture waste and has the advantages of being simple in process and fewer in required water treatment devices and the like.

A system is described for collecting, filtering and removing dirt, debris, detritus, active organic materials, chemicals and toxins from water in fish ponds and general aqua-culture applications. This system includes a filter tank with supporting base containing biological filtration media, a multi-port valve, a strainer, a diffuser head, and a quick drain assembly. The filter tank is fabricated using transparent material allowing for visual inspection of the mechanical and biological activities inside the filter tank. The strainer and diffuser head are slotted so as to capture debris, retain filter media, and maintain unrestricted water flow. The quick drain is a vertical tube covered by drainage slots. The top end of the tube is capped. The bottom end of the tube extends through the filter tank wall to the exterior where a drain valve is attached. The biological filtration media are hollow plastic cylindrical structures with ridges on the external walls and free-standing fins on the internal walls that provide a high surface area-to-volume ratio and thus can support a high volumetric density of naturally occurring heterotrophic bacteria.

An automatic, all-weather, AC-powered feeder can be used to supply feed to a fish pond, for example. The feeder does not clog and can be set to dispense an exact amount of food periodically. The feeder includes a hopper for holding food, such as a granular fish food. A power feed auger can be powered by an electric motor to carry food from the auger, down a main pipe, to a dispensing hole. Therefore, the hopper is not required to be positioned over the pond, but, instead, only the main pipe is disposed over the pond to release food from the dispensing hole.

The invention discloses biological enzyme fish guano and a preparation method thereof, relating to the technical field of biological fish guano and preparation thereof. The biological enzyme fish guano comprises the following components: 300 parts of oil cake, 300 parts of chicken dung, 100 parts of rice bran, 100 parts of bone meal, 100 parts of shale, 50 parts of calcium superphosphate, 50 parts of urea, 10 parts of enzyme expansion bacteria, 6 parts of brown sugar and 1 parts of trace elements. On one hand, the biological fish guano can be used for killing harmful bacteria in a fish pond, inhibiting the propagation and growth of pathogenic bacteria in a water body, reducing diseases; and on the other hand, the biological fish guano can be used for breeding beneficial algae in an oriented way, supplying natural fry baits, recovering physical conditions of fishes as soon as possible, and simultaneously improving concentration of water in the pond, has a heat preservation effect and can effectively prevent the huge influence of external changeable weathers, such as the unfavorable influence of cold spell in later spring to the fries. Fishes cultivated with the biological enzyme fish guano are natural and ecological, and have long freshness retaining period, natural taste, wild forms, high yield and delicious flesh.

The invention discloses a fish and vegetable co-existing system which comprises a circulating water culture system, a biofilter, a water culture system, a water pump, a gas pump, a transmission pipeline and an electric control box. The circulating water culture system comprises a fish pond device and a whirlpool separator; the biofilter comprises an anaerobic mineralization pond, an aerobic mineralization pond and a moving bio-membrane reactor; the water culture system comprises a second low-land pond, a dry-wet medium bed, a first low-land pond and a plurality of deepwater floating raft culture beds; the fish pond device, the biofilter, the second low-land pond, the dry-wet medium bed, the first low-land pond and the deepwater floating raft culture beds are sequentially communicated; a water source of the first low-land pond is pumped out to enter the fish pond device to form a circulating system. The invention also discloses a use and control method of the system, so that two culture modes are mutually coordinated to operate in the same system, thereby reaching ecological balance and generating high economic and social benefits.

The present invention uses fresh water as farming environment, according to the basic requirement for growth of salmon the farming water source, water quality condition, stocking density and bait matching proportion are defined to make culture, at the same time the fish pond, subsider, filtering pool, refrigeration equipment, water pump and water collecting tank are formed into a semi-closed circulation farming system, and in the circulation the problems of discharging sewage, filtering and disinfection, temp. regulation, water supply and aeration also can be resolved.

The present invention relates to an artificial breeding and pisciculture method of murrel, including the following steps: selecting piscicultural pond, breed selection of parent fish and cultivating,artifically-hastening parturition, spawning and fertilization, fish roe incubation and fish fry cultivation. In the course of spawning and fertilization, after the fertilized eggs are incubated and the fish fries are obtained, the parent fishes can be taken out. The health mature parent fish can be used as seed fish, and the ratio of male and famel is 1:1, and its propagation coefficient and percentage of success are high.

A feed distributor used in fish ponds with feed supplied from below and thrown circumferentially comprises a feed-supplying mechanism, a feed-throwing mechanism and a feed-conveying mechanism by which feed supplied from said feed-supplying mechanism is delivered to said feed-throwing mechanism; the feed-supplying mechanism has a hopper which connects with a feed container above and a feed conveyor below. The feed-throwing mechanism has a launching disc with a sealed top, feed outlets in its circumference and a feed inlet below. The launching disc is disposed on a hollow shaft with an inner hole opposed to said feed inlet. The feed-throwing mechanism is disposed in pond and the feed supplying mechanism settles on a bank, feed is sucked into the feed-throwing disc and thrown circumferentially under negative pressure caused by rotation of the launching disc, and has a low crushing rate.

The invention discloses a method for grafting watermelons and cultivating grafted seedlings. The method comprises the following steps of: soaking seeds and accelerating germination: soaking stock seeds and scion seeds with clear water and carrying out moisturizing and germination acceleration for a certain time by a sterilizer; sowing and growing seedlings: horizontally placing and carrying out dibble seeding on the stock seeds subjected to germination acceleration in a nutrition cup, carrying out dibble seeding the scion seeds into a seedling-raising disk and cultivating the scion seeds in a greenhouse, wherein the scion seeds are seeded later than the stock seeds for 7-10 days; grafting: when a first rough leaf of the stock seeds is fully extended and two leaves of the scion seeds do not horizontally extend, grafting scions by adopting a top piece inserting method; and cultivating the grafted seedlings, strictly maintaining certain cultivation conditions and controlling insect pests at regular period. According to the method disclosed by the invention, the grafting survival rate is improved to be over 90 percent. In addition, nutrient soil is prepared from mud in a fish pond as a basic raw material, so that growing quality and grafting survival rate of the stock seedlings, the scion seedlings and the grafted seedlings are effectively improved.

The invention provides an improved farming-above and fishing-below ecology breeding method in the saline-alkali land. A sunlight greenhouse (1), a fish pond (4), a livestock breeding house (2), a residence house (5), and a methane pond (3) are arranged concentratively. The dejection can be used for feeding the fish or be put into the methane pond, the marshy liquid and the marshy dregs can be used for fertilizing the field or fatting the fish, and the methane can be used for lighting or cooking. Through matching the agricultural integrated producing technologies, the invention can make up the deficiency of the own condition of the earthiness, and can ensure that the saline-alkali wasteland tends towards the virtuous ecological cycle after the project is put in practice. The forage grass planted in the cropland can be used to feed the livestock, the dejection of the livestock can be used to feed the fish or produce methane, the silt and the marshy liquid of the fishing pond can be used to fertilize the cropland. The greenhouse and the fishing pond can produce the pollution-free and green food, which can improve yield benefit of the soil maximally. The peasants in the area can be led to be rich and to live a relatively comfortable life.

The invention discloses a feed feeding fishing boat for aquaculture. The feed feeding fishing boat comprises a boat body, a stand plate is vertically and fixedly installed on the boat body, a limiting sleeve is horizontally and fixedly installed at the right side of the stand plate, a feed storage bin is arranged at the upper portion of the limiting sleeve, a feeding pipe is arranged at the top of the feed storage bin, a driving gear is coaxially and fixedly installed on an output shaft of a forward and backward rotation motor, a rotary shaft is provided with a worm gear connected with a worm in a matching mode, a vertical rod which penetrates through a slide hole is vertically and fixedly installed at the lower bottom face of an impact slide block, and a straight rack is fixedly and horizontally installed at the lower end of the vertical rod. The feed feeding fishing boat for the aquaculture is simple in structure, reasonable in design and good in feed feeding effect, feed inside the feed storage bin is rotated and stirred through a stirring component, and the sufficient mixing effect of the feed is achieved; a connecting rod can drive a feed discharging hose to rotate around the rotary shaft, feeding of the feed at different angles is achieved, the feed is uniformly spread in a fish pond, and the situation that food intake of fish is influenced since the feed is too centralized is avoided.

The invention relates to the technical field of aquaculture, and discloses an internal circulation fishpond and a circulating water treatment process. According to the internal circulation fishpond and the circulating water treatment process, an air striping device, a physical filtration device and a biological filtration device are arranged in vacant regions, such as corners of the fishponds; multiple functions, such as plug flow, oxygenation, degassing, solid filtration and biological filtration, are integrated in the design of the fishpond; through arranging an air stripping pump, a moving bed biofilter and a vertical flow precipitator and the like, the water treatment function of the fishpond is perfected and enhanced, and the fishpond has the functions of oxygenation, degassing, physical filtration and biological filtration; the circulating speed of a water body is reduced while the solid utilization rate is improved; through reducing the treatment load amount of a water treatment system, the circulating speed of the water body and the operating energy consumption of a circulating water pump are reduced.

The invention relates to a photocatalysis-plant synergy water purifying method for fish-farming water, which comprises the following steps that: 1) sewage in a fish pond is pumped into a filter tank by a diving pump, solid impurities are filtered by sponge foam, and the intercepted solid impurities are discharged by a blowdown valve; 2) clear water filtered by sponge foam falls into a nacreous glass catalytic reaction curtain which is vertically hung on the side wall of the filter tank to contact and react with a photocatalysis material, wherein the nacreous glass catalytic reaction curtain is formed by connecting glass balls in series and in parallel, and the surfaces of the glass balls are burnt and plated with a TiO2 series catalytic material; and 3) the catalyzed water falls into a plant culture tank; and the water flows into the fish pond after pollutants in the water are reduced. The method has the advantages of good natural light transmission, high mass transfer efficiency, no oxygen supplement and nitrogen release power consumption and no blockage, and the practical characteristics of low cost and continuous work. Except for the water pollution treatment for circulating water fish-farming, the method can also be applied to low concentration water treatment of the occasions of environmental protection, civicism, landscape greenbelts and the like.

The invention discloses a fish pond filtering system which comprises a pollution discharge subsystem, a dirt deposition subsystem, a physical filtering subsystem, a biochemical filtering subsystem, a mineral analysis subsystem, a clear water precipitation subsystem, a water surface foreign impurity accommodation subsystem, a sterilization subsystem and an oxygenation aeration subsystem, wherein the dirt deposition subsystem, the physical filtering subsystem, the biochemical filtering subsystem, the mineral analysis subsystem and the clear water precipitation subsystem are arranged and connected with a fish pond sequentially; the pollution discharge subsystem is respectively connected with the dirt deposition subsystem, the physical filtering subsystem, the biochemical filtering subsystem, the mineral analysis subsystem and the clear water precipitation subsystem; the fish pond is connected with the dirt deposition subsystem. The fish pond filtering system combines the physics technology with the biology technology, and can perform circulation filtering, purification and oxygenation treatment on water of the fish pond, so as to enable the water to be clear, transparent and not muddy and have no odor for a long time, the water quality can be effectively ensured even through water is not changed for a long time, care by special persons is not required, and economy and environmental protection are realized.