43 results about "Nutrient flow" patented technology

The invention relates to the technical field of agricultural machinery, and specifically to a wheat double-axis rotary tillage sowing and fertilizing integrated machine, comprising a storage box, wherein the storage box comprises a box body, and a partition is fixedly installed on the inner side wall of the box body, the partition divides the internal space of the box body into a fertilizer bin and a seed bin, and a bracket is fixedly installed on the bottom end of the box body; through the reciprocating trajectory movement of the bottom plate inside the U-shaped frame, in conjunction with a highly staggered feeding pipe, the fertilizer inside the fertilizer bin and the seed bin and the wheat seeds are fertilized and sown in a deep and shallow manner, thereby improving the fertilizer and reducing the nutrient loss caused by water evaporation or leaching, the deeply buried fertilizer can better maintain moisture in a deeper soil layer, reduce nutrient loss, and wheat seeds at different depths will have different growth rates in the early growth stage, which is helpful to form a more uniform crop group, reduce resource competition caused by excessive density, and thus improve soil utilization and crop yield.

The invention discloses a precise fertilization system and method for seedling and forest cultivation, and belongs to the technical field of fertilization. The fertilizing mechanism comprises a driving assembly, a feeding assembly and a drilling assembly, the drilling assembly comprises a hydraulic press arranged on one side of the working box and a fertilizing pipe arranged in the working box, the output end of the hydraulic press is connected with the fertilizing pipe, and the bottom end of the fertilizing pipe penetrates through the fertilizing frame and extends to the position below the fertilizing frame; a soil covering assembly for burying the holes is arranged on the outer wall of the fertilizing pipe; through the arrangement of the soil covering assembly, before fertilization, the problems that in the prior art, when a deep soil layer is excavated, soil in a large area is prone to being turned to be loosened, so that follow-up covering soil is difficult to fully cover and compact, fertilizer nutrition loss is caused, and growth of seedlings and forest trees is affected are solved, the fertilizer nutrition loss is reduced, and the fertilization efficiency is improved. The utilization rate of the fertilizer is increased, so that the growth effect of seedlings and forest trees is improved.

The invention discloses a soybean-corn intercropping nitrogen and phosphorus synergistic efficient utilization method based on rhizosphere signals, and relates to the technical field of microbial technology and agricultural engineering, a BX-pH dual sensor array is deployed in a root system intersection area, and the concentration and microscale pH change of benzoxazoline are monitored in real time; processing data by using two-stage feature transformation and a time sequence attention bidirectional GRU model, calculating a nitrogen-phosphorus disconnection coefficient and positioning risk coordinates; then, a buffer-antioxidant bifunctional nano-carrier is injected along the risk coordinates, neutralization acidification is carried out, and active oxygen is eliminated; after acidification and active oxygen signals are reduced to threshold values, DualFlow functional bacteria are inoculated at the same coordinate, and nutrition flow is recovered through phosphorus dissolution and nitrogen fixation synergistically; finally, a transport gene activation signal and nitrogen fixation intensity are continuously monitored through a BX-pH sensor array, and root zone water and proton outflow is adjusted in combination with variable-frequency pulse irrigation. Nitrogen and phosphorus utilization efficiency is remarkably improved, chemical fertilizer dependence is reduced, and crop yield and soil health are improved.

The invention discloses an agricultural product component content analysis method and system based on multispectral imaging, and relates to the technical field of agricultural product component content detection.The agricultural product component content analysis method comprises the following steps that component content characteristic data of an agricultural product is extracted; obtaining an agricultural product component content change trend in a future time period based on the content prediction model; judging whether the quality of the agricultural product meets requirements; and identifying the agricultural product component content related to the target index. Through the established component content prediction model, the component content change trend of the agricultural product in a period of time in the future can be predicted, so that prediction of nutrition loss or quality change of the agricultural product can be facilitated, and whether the quality of the agricultural product meets requirements can be accurately evaluated based on the component content change trend; the agricultural products can be sold and eaten in an optimal state, so that the quality standard of the whole agricultural products can be improved.

The utility model discloses a system for realizing online circulating flow and fermentation of amino acid by adopting a ceramic membrane, which comprises a strain tank, a seed tank arranged on one side of the strain tank, a fermentation tank arranged on one side of the seed tank, a feed pump arranged at the top end of one side of the fermentation tank, a cleaning tank arranged on one side of the fermentation tank, and a circulating pump arranged at the bottom end of one side of the cleaning tank. According to the amino acid on-line circulating flow and fermentation system realized by adopting the ceramic membrane, the culture times of early-stage strain culture and seed tank culture are obviously reduced; the fermentation level is always in a high level state, the acid production rate of thalli is high, the yield is remarkably improved under the condition that equipment is not increased, and the total yield even can reach 2-3 times of the original yield; nutrient substances in the ceramic membrane filtrate can be sterilized after being extracted to serve as nutrient substances to be fed into the fermentation tank, so that the product output ratio of feeding is increased, namely the acid yield is increased; and the ceramic membrane can be sterilized by steam, so that the requirement of sterile equipment is met.

The invention belongs to the technical field of mango planting, and discloses a mango root crown area water and fertilizer accurate supply device and method.The device comprises a driving assembly, a fertilization assembly is installed on the driving assembly, a steering assembly is installed on the driving assembly, the fertilization assembly is connected with the steering assembly, and a pressure applying assembly is installed at the bottom of the steering assembly; the driving assembly is used for driving the steering assembly to move, the fertilizing assembly is used for conveying water and fertilizer into the steering assembly, the steering assembly is used for controlling the moving angle of the pressure applying assembly, the pressure applying assembly is used for applying pressure to soil, the driving assembly comprises a mounting frame, and the top of the mounting frame is fixedly connected with a motor. The output end of the motor penetrates through the mounting frame and extends to the position below the mounting frame, and a supporting block is fixedly connected to the outer wall of the mounting frame. Precise fertilization can be achieved, it is ensured that the fertilizer is directly applied to root crown areas of mango trees, the nutrient content of rhizosphere soil is increased, nutrient loss is reduced, and healthy growth of the mango trees is promoted.

A modular hydroponic plant cultivation device 1 is described, comprising a nutrient solution reservoir 2 and a plant tower 3, which is attached to a lid 4 on the reservoir 2 and has plant mounting elements 5 on its exterior. A conduit 6 runs inside the plant tower 3, through which nutrient solution from the reservoir 2 is supplied to the plants by means of a pump. Light-beam-like extensions 8 are formed on the sides of the plant tower 3, each equipped with a light 9 that can illuminate the plant at varying distances. The light-beam-like extensions 8 are pivotable relative to the upper contour of the reservoir and, when pivoted, are form-congruent with the reservoir's shape. The light-beam-like extensions 8 can be pivoted by means of respective pivot levers 12 from the top of the reservoir 2, which forms a stop when pivoted, to their maximum extension.

The invention relates to an aeroponic breeding device for potato virus-free breeder's seeds. The aeroponic breeding device comprises an incubator, an electric lifting device, a telescopic sleeve, a bearing module and a trimming module. According to the invention, the root system of the potato plant is supported in an umbrella manner, the root system is guided to diffuse and unfold, the supporting module and the root system are not adhered to each other, the diffused and unfold root system is sprayed with a nutrient solution, so that the uniformity and sufficiency of the root system for absorbing nutrients are ensured, the overlong root system is trimmed, and the nutrients are ensured to flow to tubers; during harvesting, the bearing module shrinks and descends so as to be separated from the root systems of the potato plants, space is provided for personnel, and harvesting work is not affected.

The invention relates to the technical field of food processing, in particular to a cleaning device for food processing, which comprises a base, the left side of the top of the base is fixedly connected with a cleaning bin, the right side of the top of the base is fixedly connected with a storage mechanism, the base comprises a control seat, and the top of the control seat is movably connected with a cleaning frame. The control seat comprises a control seat bottom plate, a sliding groove bin is fixedly connected to the left side of the top of the control seat bottom plate, a bottom plate sliding groove penetrating to the bottom is formed in the right side of the top of the control seat bottom plate, the four faces of the sliding groove bin are hollowed out, and bottom supporting rods are fixedly connected to the front side and the rear side of the bottom of the control seat bottom plate correspondingly. The cleaning frame and the cleaning bin are arranged, a gear motor drives a rotating rod to drive a cleaning frame body to rotate at a high speed, high-strength vortex water flow is generated in a sealed water environment, the water flow penetrates through microgaps in the surface of a food material through centrifugal force, and meanwhile nutrient loss caused by long-time soaking and deeper penetration of pesticide into the food material are avoided.

The utility model relates to the field of powdering equipment, in particular to a food powdering device capable of preventing nutrition loss, which comprises a driving unit, a powdering unit and a cooling unit, the powdering unit comprises a shell, a gear ring component and a hammerhead component, the gear ring component is fixed in the shell, the bottom surface of the gear ring component and the shell are arranged at an interval, and the hammerhead component is fixed in the shell. A cooling cavity is formed; the driving end of the driving unit is connected with a driving rod set, the driving rod set is arranged on the shell in a penetrating mode, the hammer head assembly is arranged in the gear ring assembly and rotationally connected to the driving rod set, a first cooling pipeline is formed in the driving rod set, and the driving assembly conveys cooling liquid to the cooling cavity and the first cooling pipeline through the cooling pipeline. The gear ring assembly is cooled through cooling liquid in the cooling cavity, temperature rise of the gear ring assembly caused by friction is avoided, materials are heated, and over-temperature of material powder and loss of nutritional ingredients are avoided to the maximum extent.

The invention relates to the technical field of agricultural machinery, in particular to a wheat double-shaft rotary tillage, sowing and fertilization all-in-one machine which comprises a storage box, the storage box comprises a box body, a partition plate is fixedly installed on the inner side wall of the box body and divides the inner space of the box body into a fertilizer bin and a seed bin, and a support is fixedly installed at the bottom end of the box body; through the reciprocating track movement of the bottom plate in the U-shaped frame and the cooperation of the highly staggered discharging pipes, the fertilizer in the fertilizer bin and the seed bin and wheat seeds are fertilized and sown in a deep and shallow manner, so that the fertilizer is improved, nutrient loss caused by water evaporation or leaching is reduced, the deeply buried fertilizer can better keep humidity in a deep soil layer, and the soil quality is improved. The wheat seeds with different depths have different growth speeds in the early growth stage, so that more uniform crop groups can be formed, resource competition caused by overlarge density is reduced, and the soil utilization rate and the crop yield are improved.

The invention belongs to the technical field of intelligent detection of agricultural microorganisms, and relates to a detection device for nutrient flow of arbuscular mycorrhizal fungi hyphae and a use method thereof, the detection device comprises a sterile culture room, a microfiltration membrane and a fluorescence detection module; the sterile culture room is a transparent hollow box body, and infectious microbes in the sterile culture room are removed through high-pressure steam; the device is divided into a plant chamber and a hypha chamber through a microfiltration membrane, the two chambers are both filled with an MSR culture medium containing plant gel, and the microfiltration membrane can only allow AMF hyphae to pass through but block the root system; the fluorescence detection module is arranged outside a plant room, and a high-sensitivity photodiode is used for detecting the signal intensity of cytoplasm circulation fluorescent dye in a symbiotic area in real time and dynamically analyzing the nutrition transfer process. Accurate sterile co-culture of the plant root system and the single AMF hypha is achieved, the problems of infectious microbe interference, environmental heterogeneity, dynamic monitoring deficiency and the like in traditional screening are solved, and the method is suitable for high-throughput screening of AMF functional strains.

The invention relates to the field of supercritical technology, in particular to a supercritical processing method of fresh pickled fish maw. Comprising the following steps: S1, impurity removal and cleaning; s2, slitting and forming; s3, supercritical fluid drying; s4, performing low-temperature curing; s5, sterilization and preservation; and S6, sub-packaging and packaging. The supercritical fluid drying technology is adopted, the whole drying treatment only needs 0.4-1 h, the time of the whole processing flow is greatly shortened, the production efficiency of a factory is improved, rapid dehydration drying and structure modification of the fish maw are achieved, nutrient loss and taste deterioration caused by traditional hot air drying are avoided, the water absorption and reconstitution properties of the fish maw are enhanced, and the quality of the fish maw is improved. The finished fresh pickled fish maw can be soaked within 5 minutes, the fast-paced life requirement is met, nutrition and convenience are achieved, the modern consumption trend is met, the use feeling of a user is improved, and the market competitiveness can be obviously improved.

The utility model discloses a kind of agricultural product fresh-keeping contrast test box, comprising: total control box, its inside is provided with the refrigerating unit controlled by controller, and refrigerating unit provides low-temperature environmental conditions for agricultural product storage fresh-keeping;Mounting connecting seat, it is fixedly installed in the top of total control box, and the top of mounting connecting seat is fixedly installed with glass top cover, and glass top cover is set as vacuum glass with temperature insulation performance;Bearing bottom plate, multiple bearing bottom plates are set in the top of mounting connecting seat, and the top is fixedly installed with multiple mounting connecting columns.The utility model utilizes low-temperature environment to inhibit the respiration of agricultural product, and utilizes carbon dioxide generated by the respiration of agricultural product, gradually improves carbon dioxide concentration, to strengthen the inhibition effect of agricultural product respiration, simultaneously utilize dry filter body to control the humidity inside glass top cover, improve the storage fresh-keeping effect of agricultural product, reduce the possibility that agricultural product dehydration causes epidermis shrinkage or nutrient loss.

The invention relates to the technical field of seasoning packaging, in particular to the technical field of seasoning packaging, which comprises a fixed bottom plate and a heating box on one side of the fixed bottom plate, the device is integrated with a solar power supply system, and a solar panel on an energy-saving fixed plate is used for converting light energy into electric energy and storing the electric energy in an integrated heat-insulating power storage box; renewable energy is used for replacing traditional fossil fuel, equipment operation energy consumption and cost are reduced from an energy supply end, a green production foundation is constructed, a gradient drying framework of a heating box and an air drying box is taken as a core innovation point, and high-temperature hot air in the heating box realizes rapid dehydration of wet vegetables; according to the design, the dehydration efficiency is improved through the high-temperature stage, and the problems of nutrition loss, color deterioration and excessive drying caused by continuous high temperature of the vegetables are solved by means of the low-temperature waste heat stage; and the product quality consistency is ensured.

The invention provides a mixed coarse cereal superfine grinding device which comprises a crushing tank, a grinding tank and a mixing tank, the grinding tank is fixedly installed between the crushing tank and the mixing tank, a plurality of lifting cylinders used for lifting different materials are fixedly installed on the right side of the crushing tank, and cold air pipes used for pumping cold air into the cylinders are arranged at the tops of the lifting cylinders. A feeding pipe and a discharging pipe are arranged at the bottom and the top of the lifting cylinder respectively, a vertically-arranged rotating rod is rotationally connected into the crushing tank, a plurality of sieve trays are fixedly connected to the rotating rod from top to bottom, and discharging hoppers are fixedly installed in the crushing tank and located below the sieve trays. The device adopts a mode of firstly crushing and then grinding, the crushing efficiency is high, different types of coarse cereals and auxiliary materials are ground through different grinding boxes, powder with the minimum nutrient loss particle size can be ground, the crushing and grinding processes are carried out at low temperature, the loss of nutrient components is small, and finally mixing of nuts, seed kernels, dried fruits and coarse cereals is completed.

The utility model belongs to the technical field of fertilization, and particularly relates to a soil interior fertilization device for bamboo shoot planting, which comprises a fertilizer applicator, a drill bit is arranged at the lower end of the fertilizer applicator, and an outer ring pad capable of elastically deforming is arranged on the outer side of the drill bit. The outer ring pad is extruded by external soil to shrink inwards to seal a gap between the outer ring pad and the fertilizer applicator when the fertilizer applicator moves downwards, a push-pull rod is arranged in the fertilizer applicator, a feeding pipe is arranged in one side of the upper end of the fertilizer applicator, a sealing cover is arranged at the upper end of the feeding pipe, and a sealing plug is arranged at the lower end of the push-pull rod. Fertilizer can be conveniently applied to the bottoms of the holes and the surfaces of the inner walls of the holes, the contact area between the fertilizer and soil is greatly increased, bamboo shoots can conveniently absorb and use the fertilizer, the growth quality of the bamboo shoots is improved, nutrition loss is effectively prevented, and the discharging assembly is automatically sealed and unfolded when the fertilizer applicator moves downwards. And the fertilizer applicator is suitable for fertilization operation in small-caliber holes.

This utility model discloses a simple silage device for whole soybean straw, relating to the field of agricultural straw processing equipment. The simple silage device for whole soybean straw includes an open-ended tank, and further includes: a detachable sealing cap connected to the tank; a sealing ring integrally formed with the sealing cap, wherein a sealing gasket is provided on the outer wall of the sealing ring, and the sealing gasket fits against the inner wall of the tank; and an annular airbag embedded in the outer wall of the sealing ring, wherein multiple annular sealing grooves are equidistantly formed on the inner wall of the tank. This utility model achieves multiple seals by inflating the airbag and compressing the sealing gasket into the sealing grooves, and by using an air pump to introduce inert gas to replace air and a pressure relief pipe to stabilize the pressure, effectively inhibiting the growth of aerobic microorganisms, reducing nutrient loss, and extending shelf life. Simultaneously, it creates a favorable anaerobic environment to promote fermentation, thereby improving the nutritional value, palatability, and storage management flexibility of the silage.

The invention discloses a lung disease patient nutrition targeted delivery device capable of adjusting atomization particle size, and relates to the field of nutrition targeted delivery devices.The lung disease patient nutrition targeted delivery device comprises a main pipeline and a connection guide cover, a nutrition medicament delivery pipe is fixedly installed at the bottom of the main pipeline, and a driving mechanism is installed on the outer side of the main pipeline. According to the lung disease patient nutrition targeted conveying device capable of adjusting the atomization particle size, through the arranged connecting shaft, a patient can conveniently drive a driving gear to rotate on the inner side of a connecting support, and then through rotation of the driving shaft and meshing connection of an adjusting toothed plate, the atomization particle size can be adjusted; a patient can drive an adjusting toothed plate to rotate and adjust along the bottom of a fixing plate when rotating a driving gear, so that dislocation adjustment between a through hole formed in the adjusting toothed plate and an arc-shaped through hole is started, and the purpose of quickly and accurately adjusting the size of the through hole is achieved; therefore, the purpose of controlling the atomization particle size by controlling the speed of the medicament flowing into the atomizer is achieved.

The invention relates to the technical field of food and feed processing mechanical engineering, in particular to a production process and a production device for peeling and puffing corn by a dry method. Comprising the following steps: primarily screening corns by a double-layer vibrating screen and removing abnormal grains by a color sorter; preheating at 60-80 DEG C, and adjusting moisture by ultrasonic atomization and microwave; a grinding roller and a magnetic field in the friction peeling equipment cooperate for peeling; carrying out three-section temperature control on the bulking machine and introducing supercritical COpuffing; performing vacuum pulsation and vortex cold air drying and cooling; a vibrating screen and the like perform multi-stage screening; and packaging the nano-silver antibacterial film, and carrying out ultraviolet mildew-proof storage. The production process and device have obvious advantages; dry peeling is water-saving and environment-friendly, and nutrition loss is avoided; all links are accurately controlled, so that the product is good in peeling and puffing effects and stable in quality; the device is high in automation degree and easy to operate; nutrient and flavor substances can be added, different requirements are met, the cost is reduced, and the product competitiveness is improved.

The utility model provides a novel traditional Chinese medicinal material planting and seedling raising device which comprises a box body. Hollow columns are fixedly mounted on the left side and the right side of the box body; the lower ends of the hollow columns are fixed to the left side and the right side of the upper end of the bottom plate through bolts. An adjusting frame is inserted into the hollow column; the upper parts of the adjusting frames are respectively and fixedly connected with a sun shield; a plurality of inserting holes are formed in an opening in the middle of the adjusting frame; and an inserting rod penetrates through the upper part of the hollow column. Through the arrangement of the seedling culture net pipe, the temporary storage pipe, the filter screen, the water outlet pipe and the water outlet valve, a nutrient slowly flows into the temporary storage pipe, flows out of the temporary storage pipe through holes and flows into the filter screen, impurities in the temporary storage pipe can be filtered, the recycling value of the nutrient is improved, and the environment is protected. Nutrients flow into the lower part of the output pipe and the water outlet pipe through the filter screen, and are recycled by connecting the water outlet valve with external storage equipment.

The present invention relates to the field of food processing technology, specifically a cleaning device for food processing, comprising a base, a cleaning bin being fixedly connected to the left side of the top of the base, a material storage mechanism being fixedly connected to the right side of the top of the base, the base comprising a control seat, the top of the control seat being movably connected to a cleaning frame, the control seat comprising a control seat bottom plate, a chute bin being fixedly connected to the left side of the top of the control seat bottom plate, a bottom plate chute running through to the bottom is provided on the right side of the top of the control seat bottom plate, the four sides of the chute bin are all hollow designs, and bottom support rods are fixedly connected to the front and back sides of the bottom of the control seat bottom plate respectively, by providing the cleaning frame and the cleaning bin, the gear motor drives the rotating rod to drive the cleaning frame main body to rotate at high speed, thereby generating high-intensity vortex water flow in a sealed water environment, and utilizing centrifugal force to make the water flow penetrate the micro-gap on the surface of the food, while avoiding nutrient loss and pesticide penetration deeper into the food caused by long-term soaking.

The invention discloses a cattle and sheep lick brick with magnesium phosphate cement as a binding material and a preparation method of the cattle and sheep lick brick, and belongs to the technical field of animal feed. The lick brick is prepared from 30-40 parts of magnesium phosphate cement, 20-25 parts of molasses, 3-8 parts of table salt, 10-15 parts of urea, 1-2 parts of an antioxidant, 10-15 parts of plant fiber powder, 1-2 parts of an immunopotentiator, 1-2 parts of an anti-mildew agent and trace element components of iron, copper, zinc, cobalt, selenium and iodine, the magnesium phosphate cement is adopted as a core binding material, and the lick brick is prepared by ball-milling active magnesium oxide and composite phosphate; and a gradient sterilization process and a special anti-mildew agent are matched. During preparation, 24-hour normal-temperature curing molding is realized through a three-stage process of premix preparation, magnesium phosphate cement activation and sterilization final mixing molding. The obtained product has the compressive strength of 2-8 MPa, has the characteristics of rapid forming, high strength, mildew resistance and nutrient slow release, and effectively solves the technical problems of slow curing, easy mildew and nutrient loss of the traditional lick brick.

This utility model relates to an oil spraying device, specifically a vacuum oil spraying device for aquatic feed. The device includes a vacuum tank, to which a vacuum pump is connected via a vacuum tube. The vacuum tube has a venting opening. A feeding mechanism is located at the top of the vacuum tank, and an oil spraying mechanism is located below it. This device sprays oil onto the feed surface. After spraying, the atmospheric pressure from the vacuum venting forces the oil adsorbed on the feed surface into the feed pores, forcing the oil into the feed interior. This prevents the oil from diffusing to the water surface, eliminating the barrier of air created by the oil and allowing effective contact between air and the water surface, thus effectively increasing dissolved oxygen levels. Simultaneously, it prevents nutrient loss due to oil diffusion, effectively ensuring the feed's nutritional value. This solves the problem of existing oil spraying devices only spraying oil onto the feed surface, causing the oil to easily diffuse to the water surface, resulting in the oil isolating the water from air and leading to nutrient loss.

The utility model relates to the technical field of food unfreezing, and discloses an impurity filtering unit for a running water unfreezing pool, which comprises a support component and an unfreezing pool body, a mounting plate is fixedly mounted on the outer side of the support component, and a control component and a water adding component are fixedly mounted at the top end of the mounting plate. A bubble assembly is arranged in the unfreezing pool body, a positioning groove is formed in the unfreezing pool body, a first through hole is formed in the outer side of the upper portion of the unfreezing pool body, and a filter plate is arranged in the unfreezing pool body. According to the impurity filtering unit for the running water unfreezing pool, through the design of the water adding assembly, constant-temperature water can be added into the unfreezing pool, nutrient loss and cell damage caused by local overheating or too fast unfreezing are avoided, the quality of frozen objects after unfreezing is guaranteed, and the practicability is high; the situation that unfrozen dirt is prone to being accumulated in the unfreezing pool, air holes are blocked, and bubble generation is affected is avoided, the unfreezing efficiency is high, and practicability is high.

The invention discloses a drying device for feed processing, which relates to the technical field of feed processing. The drying device comprises a base, a limiting frame fixedly installed on the top of the base, a first drying bin and a second drying bin are arranged in the limiting frame, the first drying bin comprises two supporting members fixedly installed on the base, a side sealing plate is welded on the facing surfaces of the two supporting members, an upper shell body and a lower shell body are detachably installed between the two side sealing plates, the feed is heated to remove the stickiness of the feed, the feed is dispersed, and the feed is convenient to enter the drying bin for drying, when the heated feed is transported to the drying bin, the temperature difference between the heated feed and the temperature in the drying bin is small, and the feed will not be subjected to a temperature difference of too large an amplitude in a short time, which may easily cause the loss of nutrition inside the feed, so in the process of feed transportation, the feed is heated in a step-by-step manner to gradually increase the temperature of the feed, and then finally realize the drying process of the feed while ensuring the nutritional value of the feed.

The utility model discloses a fairy shrimp nutrition supplement device, mainly including main box, collection box and water storage tank, outside the main box is put in the collection box through the first feed inlet, the controller drives the push part to push the nutriment to the discharge port, and the nutriment is output from the discharge port and falls into the water storage tank through the second feed inlet of water storage tank. The controller starts the driving pump to pump water in the water bucket into the water storage tank, then the driving motor is started to drive the stirring assembly to evenly mix nutrients and water, nutrient water cannot flow out of the water storage tank in the closed state of the electromagnetic valve, after the nutrient water is fully and evenly mixed through the stirring assembly, the electromagnetic valve is opened, and under the pushing effect of the stirring assembly, the nutrient water can flow out of the water storage tank. Nutrient water is input into the water bucket to feed fairy shrimps, and therefore the technical problem that in the existing fairy shrimp hatching process, due to human factors or engineering delay, the fairy shrimps are hatched for more than 24 h, and nutrition loss is prone to occurring is solved.

The invention relates to the technical field of green food production and processing, and discloses an agricultural product processing crushing device which comprises a crushing box and a bottom frame arranged below the crushing box and provided with a center hole, a grinding mechanism is arranged between the bottom frame and the crushing box, and the grinding mechanism comprises a grinding shell rotationally arranged on the periphery of the center hole of the bottom frame; a grinding cone is arranged in the grinding shell, and a grinding gap is formed between the grinding cone and the grinding shell; and a cooling mechanism is arranged on the underframe and the grinding mechanism. According to the invention, the cooling mechanism and the grinding shell are arranged in a linkage manner, the rotation power of the grinding mechanism is utilized to drive cooling water to circulate, and an external water pump and other driving devices do not need to be additionally arranged, so that on one hand, continuous and efficient direct cooling of a heating part is realized, and nutrition loss and quality deterioration of materials caused by high temperature are effectively avoided; on the other hand, the manufacturing cost and the operation energy consumption are reduced, and the whole machine structure is more compact.

The utility model discloses quantitative feeding equipment for aquaculture, and relates to the technical field of quantitative feeding equipment. The device comprises a feeding box, wherein a feeding mechanism and a mixing mechanism are arranged on the feeding box; a guide pipe is fixedly connected to the inner wall of the feeding box, the tail end of the guide pipe extends out of the feeding box, the feeding mechanism comprises a disc fixedly connected to the inner wall of the feeding box, a supporting plate is rotationally connected to the inner wall of the feeding box, a leakage groove is formed in the disc, and the leakage groove is located above the guide pipe. Through the arrangement of the quantitative feeding mechanism, the problems that in the using process of existing quantitative feeding equipment, a side feeding mode or a rotary beating type material throwing mode is mostly adopted, feed is prone to directly colliding with mechanical parts in the discharging process and is broken, the uniformity of nutritional ingredients of the feed is affected by feed breaking, and the feeding efficiency is improved are solved. Partial nutrition loss can be caused, the feed utilization rate is reduced, and the breeding cost is increased.

The invention relates to the technical field of microbial fermentation freeze-drying, and discloses a high-density fermentation freeze-drying preparation method of high-activity lactobacillus paracasei KFY202407, which comprises the following steps: carrying out activation culture and amplification culture on the lactobacillus paracasei KFY202407 by using an exclusive culture medium to obtain a seed solution; inoculating the seed solution into a fermentation culture medium for high-density anaerobic fermentation culture to obtain a fermentation solution; and carrying out centrifugal enrichment treatment on the fermentation liquid, then carrying out gradient freeze-drying, and after the freeze-drying is finished, crushing and sieving to obtain the high-activity lactobacillus paracasei KFY202407 high-density fermentation freeze-dried powder. A special fermentation culture medium matched with the strain is adopted, a pure plant source and a multi-stage nitrogen source are compounded, synergistic components such as astragalus polysaccharide and xylooligosaccharide are accurately added, a balanced and lasting nutrient flow matched with the metabolic characteristics of the strain is provided for the strain, a two-stage fermentation process is combined, metabolite inhibition is effectively relieved, and the yield of the strain is increased. Finally, the viable count of the fermentation liquor stably reaches 2.0 * 10 < 10 > CFU / mL or above.