295 results about "Chaff" patented technology

Weed seeds are destroyed in the chaff from a combine harvester by primary and secondary destructors where the primary feeds to the secondary. The secondary can use repeated high speed impacts caused by a rotor mounted in one of a pair of side by side housings which accelerate the discarded seeds in a direction centrifugally away from the rotor onto a stator including angularly adjustable stator surfaces around the axis. The primary can also use an impact arrangement of a different and simplified structure or can use another destruction modality such as radiation. The primary is mounted at a transfer device including a transverse auger which carries the chaff and weed seeds from the rear of the sieve to the secondary.

The invention relates to the technical field of edible mushroom cultivation, in particular to a culture medium for cultivating stropharia rugoso-annulata and a preparation method and application thereof. The culture medium for cultivating the stropharia rugoso-annulata is prepared from the following components: rape straw, soybean meal, rice chaff, pepper straw, rice straw, loofah sponge, livestock and poultry manure, corncob, sawdust, calcium lignosulphonate and gypsum powder. The time from sowing to fruiting is 40-55 days by adopting the stropharia rugoso-annulata culture medium provided by the invention, and the fruiting time is obviously shortened compared with that of a contrast. By adopting the culture medium for cultivating the stropharia rugoso-annulata, the average yield of the stropharia rugoso-annulata reaches 8.15-8.64 kg / m < 2 >, and compared with a contrast, the average yield of the stropharia rugoso-annulata is remarkably improved. Therefore, the oilseed rape straw, the soybean meal, the rice chaff, the pepper straw, the rice straw, the loofah sponge and the calcium lignosulphonate are compounded, the fruiting time of the stropharia rugoso-annulata is shortened, and the yield of the stropharia rugoso-annulata is increased.

The invention discloses a tricholoma matsutake culture medium using litchi branches as a matrix and a cultivation method thereof. The tricholoma matsutake culture medium is prepared from the following components in percentage by weight: 30-50% of litchi sawdust, 30-50% of cottonseed hulls, 3-8% of bran, 3-8% of corncobs, 3-8% of rice husks, 1-5% of corn flour and 1-5% of lime. The method is characterized in that the litchi branches are added into the stock liquid culture medium for making the branch seeds for the first time, on one hand, the tricholoma matsutake strains can be trained to generate extracellular enzymes capable of utilizing litchi wood chips, macromolecules of the litchi branches can be rapidly decomposed, and on the other hand, nutrient elements contained in the litchi branches can promote growth of tricholoma matsutake hyphae more rapidly, and the growth rate of the tricholoma matsutake hyphae is increased. The branch seeds are large in inoculation area and high in hybrid resistance, the growth time of mycelium of the cultivation material can be shortened, and the fruiting rate is increased. The invention not only provides a solution for innocent treatment of the litchi branches, but also finds a new culture medium for red tricholoma matsutake culture.

The utility model provides a rice bran separating device which comprises a separating mechanism, the separating mechanism is provided with a centrifugal channel, the two ends of the centrifugal channel are provided with a feeding port and a bran outlet respectively, and the centrifugal channel is further provided with an air inlet between the feeding port and the bran outlet; at least one air supplementing opening is formed between the air inlet and the bran outlet. Compared with the prior art, under the action of wind power, the centrifugal channel is used for achieving first-time separation of rice bran, meanwhile, the air supplementing opening is formed between the feeding opening and the bran outlet, air of the air supplementing opening is used for second-time separation of the rice bran, and the rice bran separation effect is improved.

The invention discloses application of a phosphorus-solubilizing fungus solid bacterial fertilizer in promoting crop growth, and belongs to the field of environment and the technical field of agriculture. The solid bacterial fertilizer comprises penicillium deserticola and / or penicillium fistulosum, the penicillium deserticola and / or penicillium fistulosum are compounded according to the proportion of 1: 1, agricultural waste mushroom bran serves as a main carrier, and the inoculum size of a bacterial solution is 9 wt%. The bacterial fertilizer can effectively activate insoluble phosphorus in soil, significantly improve absorption and utilization of phosphorus by crops, promote plant growth, increase root length and biomass, increase leaf chlorophyll content, enhance photosynthesis capability, reduce dependence on chemical phosphate fertilizer and realize agricultural waste recycling, and has the advantages of high efficiency, environmental protection and low cost.

The invention relates to the technical field of bird grain screening assembly, and discloses a household small bird grain screening machine which comprises a bottom plate, a screening machine shell is installed at the top of the bottom plate, and a screening mechanism is arranged in the screening machine shell. The screening mechanism comprises a feeding plate, a feeding port, a material stopping plate, a first-stage material blocking plate, a second-stage material blocking plate, a grain collecting box, a chaff collecting box and a detachable electric appliance bin. According to the domestic small bird grain screening machine, when bird grain screening is needed, by arranging a switch gear button and a high-speed fan in a detachable electric appliance bin, airflow can be blown to screen grains, by arranging a first-stage material baffle and a second-stage material baffle which are inclined upwards, the airflow can return to an inlet, and therefore the purpose of screening the bird grains is achieved. And the situation that the husks are blown out of the screening machine, finally grains fall into the grain collecting box, the husks fall into the husk collecting box, and most of the husks cannot adhere to the filter screen is avoided, and the screening mechanism is provided with an equipment internal structure which is convenient to disassemble and easy to clean, and internal cleaning is facilitated.

The utility model discloses a rice impurity screening device, which belongs to the technical field of rice processing, and comprises a flat plate, the inner wall of a screening tank is provided with a sliding chute positioned below a material guide plate, the screening tank is internally provided with a screening box positioned below the material guide plate, the outer wall of the screening box is fixedly connected with two sliding blocks positioned in the sliding chute, and the sliding blocks are arranged in the sliding chute. The two sliding blocks are slidably connected to the interiors of the sliding grooves, a discharging opening is formed in the lower end face of the screening tank, rice needing to be screened is put into the screening tank through the feeding opening, the rice needing to be screened falls on the upper end face of a first screening plate, large impurities such as rice straw and weeds are screened out through the first screening plate, and the screening efficiency is improved. Impurities are pushed to the slag discharging pipe to be discharged in the tangential direction of the outer circle of the first screening plate through the arc-shaped material pushing scraping plate, rice husks and gravel larger than rice are screened out through the screening box, and the rice screening device has the advantages of being high in working efficiency and good in screening effect.

The invention discloses a combined preparation for improving rice quality and application thereof, and belongs to the technical field of crop planting. The combined preparation is prepared from the following raw materials in parts by weight: radix angelicae sinensis, radix paeoniae alba, rhizoma atractylodis macrocephalae, fructus forsythiae, oyster mushroom bran, needle mushroom bran, a microbial agent, ammonium nitrate, potassium nitrate, ammonium molybdate, DTA-6, zinc sulfate and monopotassium phosphate. The microbial agent is prepared from bacillus megatherium, pseudomonas putida, serratia marcescens and saccharomycetes. The combined preparation for improving the rice quality is prepared by taking natural Chinese herbal medicines, fungus chaff, microbial strains and a plant growth regulator as raw materials. The combined preparation is rich in polysaccharide, amino acid, chitosan oligosaccharide and other components and active microbial agents, and can promote the growth and development of rice and improve the quality of rice. The combined preparation provided by the invention provides a new technical thought for rice quality improvement.

The utility model relates to the technical field of grain processing, and discloses grain screening and impurity removing equipment for grain processing, which comprises a machine body, a hopper is fixedly arranged on the machine body, a screening and impurity removing mechanism is arranged on the machine body, and the screening and impurity removing mechanism comprises a motor and a fixed seat. The motor is started to drive the first rotating shaft to rotate, the eccentric wheel on the first rotating shaft lifts the lifting plate up and down in a reciprocating mode, the spring is matched to enable the screening frame to shake continuously, then the purpose of continuous shaking of grains is achieved, the grains stacked together are shaken and screened, and the screening efficiency is improved. According to the grain screening and impurity removing device, the screening and impurity removing efficiency of grains is improved, when the grains fall down from the feeding port, air blown by the fan blades can blow out rice husks and dust in the grains from the impurity outlet, and the screening and impurity removing effect of the grains is further improved.

The invention discloses a processing method and application of edible fungus chaff. The processing method comprises the following steps: crushing the edible fungus chaff to obtain fungus chaff particles; carrying out extrusion puffing treatment on the mushroom bran particles by adopting a twin-screw extruder to obtain a puffed material; drying and crushing the puffed material to obtain puffed mushroom bran powder; mixing puffed mushroom bran powder, bean dregs and cellulase to serve as a fermentation substrate, and adding the mixed bacterial liquid into the fermentation substrate to form fermentation mixed liquid; the mixed bacterial liquid is formed by mixing a candida utilis bacterial liquid, a lactobacillus plantarum bacterial liquid and a bacillus subtilis bacterial liquid; and fermenting the fermentation mixed solution under a ventilation condition to obtain a final edible mushroom bran product. Compared with a traditional processing method, the content of crude protein, the content of acid-soluble protein and the protein dispersion index of the edible fungus chaff processed through the processing method are all remarkably improved, and the content of crude fiber, neutral detergent fiber and acid detergent fiber is all remarkably reduced.

The invention discloses mass concrete for a water-saving ship lock and a preparation method of the mass concrete. The mass concrete for the water-saving ship lock is prepared from the following raw materials: 252 to 282 parts of moderate-heat anti-cracking cement, 100 to 118 parts of anti-cracking admixture, 235 to 255 parts of phase change sand, 180 to 200 parts of natural sand, 980 to 1020 parts of coarse aggregate, 155 to 170 parts of water and 5 to 7 parts of water reducing agent. The moderate-heat anti-cracking cement is used for replacing ordinary Portland cement, the anti-cracking admixture is used for replacing conventional admixtures such as coal ash mineral powder, and the phase change sand is used for replacing part of natural sand as fine aggregate, so that hydration temperature rise and temperature drop stress of the mass concrete are effectively inhibited; the straw fiber is modified by the modifier, the capability of cellulose and lignin in the straw fiber in participating in cement hydration reaction is excited, the binding power of the fiber and a concrete matrix interface transition area is improved, and waste associated with agricultural products such as straw and chaff can be utilized with high value while the anti-cracking capability of the concrete is improved.

Described herein is a growing medium designed to physical specifications for the specific plant(s) and / or crop(s) types(s), so as to provide air space for the plants which in turn allows for root development as well as water retention and release in a way beneficial to plant growth and development. These parameters are obtained by using compostable, renewable waste stream products and combining ingredients, managing and mixing particle sizes, using filter style wrapping on the blocks, as well as surfactants and binding agents, either alone or in combinations. In some embodiments, the growing medium comprises material derived from one or more of pulses, hemp, oat and flax. For example, the material may be one or more of pulse straw and hulls, for example, pea straw and hulls; hemp hurd and fibers; oat hulls; and flax fiber.

Weed seeds are destroyed in the chaff from a combine harvester by repeated high speed impacts caused by a rotor which accelerates the discarded seeds in a direction centrifugally away from the rotor mounted on a driven shaft onto a stator. Thus the discarded seeds rebound back and forth between the rotor and the stator to provide a plurality of impacts. The destructor is formed in two parts with one part mounted on or coaxially with a suitable drive shaft in the straw stream such as the chopper rotor shaft. The other part is mounted on a second shaft where both shafts are driven by a common belt which connects an output shaft of the combine with both shafts. The two parts of the destructor are mounted outside of a side wall of the straw hood.

The invention provides a foam matrix for planting dracaena sanderiana and a preparation method thereof.The foam matrix is prepared from, by weight, 3-5 parts of polyurethane A material, 1-2 parts of polyurethane B material, 0-10 parts of rural soil, 0-10 parts of coco coir, 0-10 parts of turfy soil and 5-6 parts of water.The foam matrix is prepared by compounding polyurethane foam with the rural soil, the coco coir, the turfy soil and the like; the foam substrate for planting the dracaena sanderiana is prepared. The foam substrate disclosed by the invention has good water absorption, water retention and air permeability, so that the growth environment of roots of crops is improved, the growth of seedlings is promoted, and a theoretical basis and a technical support are provided for substrate improvement and indoor planting of dracaena sanderiana seedlings.

The utility model belongs to the technical field of husked rice separating machines, and particularly relates to a husked rice separating machine with a dust falling function, which comprises a separating box body, a feeding hopper is fixedly connected to one side of the upper surface of the separating box body, a blade plate is rotatably connected in the feeding hopper, an opening is formed in the top of the separating box body, and a sealing plate is fixedly connected to the opening in the top of the separating box body. A dust falling mechanism is arranged on the separation box body; by arranging the dust falling mechanism, dust generated during feeding in the feeding hopper is adsorbed, dust generated during feeding is reduced, dust dissipation is reduced, the situation that equipment is blocked and blocked by rice husks is reduced, the processing efficiency is improved, dust, impurities, rice husks and the like in rice can be effectively removed, the quality and purity of the rice are improved, and the production cost is reduced. And dust can be effectively controlled to be automatically discharged, and the collected dust can be conveniently and intensively collected.

The utility model relates to a screening device for rice processing. The screening device comprises a mounting frame; the roller rotates on the mounting frame, two openings are formed in the two ends, in the axis direction, of the roller respectively, and a rolling space used for containing coarse rice and rice husks exists in the roller; the two air blowing structures comprise draught fans, the two draught fans are arranged near the openings correspondingly, and the draught fans blow air into the roller, the brown rice and the rice husks are put into the roller, the roller rotates on the mounting frame, the rice husks and the brown rice in the roller gradually ascend upwards along with rotation of the inner wall of the roller, and therefore the rice husks and the brown rice can be separated from the roller; when the rice husks and the brown rice are lifted to a certain height, the rice husks and the brown rice are separated from the inner wall of the roller and fall downwards, the fan blows out the rice husks which are not adhered in the falling process, the adhered rice husks are separated from the brown rice after falling, and the rice husks are blown out by the fan when falling next time. The problem that rice husks are left after winnowing due to the fact that the rice husks adhere to brown rice can be effectively solved.

To provide a plant milk that exhibits natural sweetness and a rich taste.SOLUTION: A plant milk containing a saccharified grain liquid prepared using grain flour including husks. The grain in the grain flour including husks is preferably oats. The plant milk preferably further contains a marine-derived potassium salt. The plant milk preferably further contains an edible oil or fat. The content of the husks in the grain flour including husks is preferably 2 mass% or more and 90 mass% or less.SELECTED DRAWING: None

The invention relates to the technical field of bio-organic fertilizers, in particular to a selenium-rich bio-organic fertilizer for navel oranges and a preparation method of the selenium-rich bio-organic fertilizer. The selenium-rich bio-organic fertilizer for navel oranges comprises the following raw materials in parts by mass: 20-40 parts of dried astragalus sinicus, 10-20 parts of livestock manure, 10-30 parts of plant ash, 1-5 parts of rice husk, 1-5 parts of sawdust, 3-6 parts of potassium fulvate, 1-3 parts of dendritic polyamidoamine, 5-8 parts of nano calcium carbonate, 1-5 parts of sodium lignin sulfonate, 1-2 parts of a complex microbial inoculant A, 1-2 parts of a complex microbial inoculant B and 2-4 parts of a selenium-rich functional microbial inoculant. And 0.25 to 1.5 parts of sodium alginate. The quality of the navel oranges is guaranteed, the toxic action of a large amount of inorganic selenium on the navel oranges in the previous planting process is solved, meanwhile, the fertilizer is rich in gap structure through mutual cooperation of the raw materials, the problem of soil hardening can be solved, the soil fertility is improved, the fertilizer efficiency is long and stable, the yield of the navel oranges is increased, and rapid growth of the navel oranges is promoted.

The application relates to the technical field of tea seed and discloses a batch chaff removing equipment for tea seeds, which comprises a circulating tank and a chaff removing mechanism; the chaff removing mechanism is arranged above the circulating tank; the chaff removing mechanism comprises a base, a peeling assembly, a slotting assembly, a feeding assembly and a secondary seed separating assembly; the first rotating disc and the second rotating disc are driven by a rotating drum and a second rotating rod respectively, a rotating speed difference is formed between the first rotating disc and the second rotating disc, a tightening space is formed between the first rotating disc and the second rotating disc when the tea seeds enter, a friction force is formed between the rubber teeth on the two sides when the first rotating disc and the second rotating disc start rotating, the friction force can gradually peel the seed coat of the tea seeds, the hardness of the seed embryo is greater than that of the rubber teeth, so the seed embryo is not damaged, the purpose of removing the chaff of the tea seeds is achieved, and the seed embryo can be protected, so as to avoid affecting subsequent planting.

An agricultural harvester includes a chassis, and a residue handling system that receives a chaff flow and a residue flow into a flow passageway of the chassis. The residue handling system includes a chopper, a shroud at least partially surrounding the chopper, a spreader, and a moveable door panel assembly that is configured to be moved between a chopping mode position and a bypass mode position. The moveable door panel assembly includes a top door panel that is movably mounted to the top wall of the chassis, and a bottom door panel that is moveably mounted to the shroud. In the chopping mode position, the top and bottom door panels are positioned to permit the entrance of residue flow into the chopper. In the bypass mode position, the top and bottom door panels are positioned to either limit or substantially prevent the entrance of residue flow into the chopper.

To provide a method for increasing an amount of erinacine A produced in a method for producing erinacine A including a liquid culture step of Hericium erinaceus mycelium.SOLUTION: Provided is a method for producing erinacine A, including a liquid culture step of culturing Hericium erinaceus mycelium, a liquid medium used in the liquid culture step containing soybean flour in an amount of 0.2 w / v% or more and less than 2.5 w / v% based on the total volume of the liquid medium, further containing at least one material selected from the group consisting of ground grain husks, sake lees, and brewer's lees, and when ground grain husks are contained, the ground grain husks containing more than 0.25 w / v% based on the total volume of the liquid medium.SELECTED DRAWING: None

The present invention relates to the technical field of agricultural machinery, and in particular to a grain drying device capable of removing impurities; the device comprises a cylinder; a feeding mechanism is arranged on the upper end surface of the cylinder, a de-impurity mechanism is arranged inside the cylinder, and a stirring mechanism is arranged below the de-impurity mechanism; the present invention solves the problems that corn kernels are piled up together, some impurity particles are mixed in the corn kernels, thus causing unclean separation and affecting the efficiency of later drying of the corn kernels, and floating bran is scattered over a large area, and the blowing path cannot be limitedly controlled, thus affecting the separation quality, and the floating bran blown out is scattered over a large area, polluting the environment and blocking the operator's working field. The present invention improves the processing quality of impurities in corn kernels and ensures the drying efficiency of corn kernels.

The utility model discloses an agricultural rice chaff screening device, which relates to the technical field of rice chaff screening, and comprises a box body, the left end of the box body is connected with an air outlet pipe, the right end of the box body is provided with a ventilation opening, a blowing fan is arranged in the ventilation opening, a cylindrical filter screen is arranged in the box body, and the air outlet pipe is connected with the air outlet pipe. The left end and the right end of the cylindrical filter screen are sleeved with a first positioning frame and a second positioning frame respectively, the first positioning frame and the second positioning frame are rotationally connected with the cylindrical filter screen and fixedly connected to the inner wall of the box body, and a driving mechanism connected with the cylindrical filter screen is arranged on the second positioning frame. Four supporting mechanisms are arranged on the side wall of the box body and distributed in a rectangular structure. According to the rice bran screening machine, fine impurities, rice bran and rice can be separated, the processed rice can be directly discharged, and rice bran screening processing is more efficient.

The utility model discloses an irrigation device for edible mushroom planting. The irrigation device comprises a planting frame, a fixing plate and a water injection pipe. A plurality of frames are uniformly distributed on the planting frame, the fixing plates are mounted on upper and lower round rods at the rear ends of the frames, square holes are formed in the fixing plates, square plates are fixedly mounted at the square holes through bolts, mounting through holes are formed in the left and right sides of each square plate, and the water injection pipes are arranged in the mounting through holes; water can be supplemented into the mushroom bran at any time by inserting the water injection needle into the mushroom bran, the filter cover prevents broken stone and fine residues in water from blocking the water injection hole, the pressure reducing valve can adjust water flow and prevent overlarge water pressure from damaging mushroom bran bags, automatic irrigation of edible mushrooms is achieved, workers do not need to enter a greenhouse for irrigation, and only the main switch of the water pipe needs to be opened. Therefore, all mushroom bran bags can be rapidly irrigated, the irrigation speed is greatly increased, and the workload of farmers is reduced.

The utility model relates to the technical field of grain processing, in particular to a multistage peeling device for grain processing, which is characterized in that a fifth transmission component is fixedly mounted at the bottom of a fourth bevel gear, an upper extrusion disc is fixedly mounted at one end, far away from the fourth bevel gear, of the fifth transmission component, and a fixing block is fixedly mounted in a shell; a lower extrusion disc is fixedly installed at the top of the fixing block, a funnel is rotationally installed in an upper extrusion disc, a fourth transmission assembly drives a third bevel gear to rotate anticlockwise, the third bevel gear drives the fourth bevel gear to rotate clockwise, the fourth bevel gear drives a fifth transmission assembly to conduct transmission clockwise, and the fifth transmission assembly drives the upper extrusion disc to rotate clockwise. Grain enters the shell from the funnel and falls between the upper extrusion disc and the lower extrusion disc to be extruded, chaff and the grain are separated through the fan, then the chaff and the grain fall into the top of the grinding column, and the function of increasing the purity of the grain is achieved through friction between the grinding column and the shell.

The utility model relates to the technical field of husked rice separators, and discloses a husked rice separator convenient to separate silt, which comprises a base and a separation frame, the separation frame is obliquely mounted above the base through a rocking mechanism, the side edge height of the rear end of the separation frame is larger than the diagonal height of the separation frame, and a partition plate is transversely fixed in the middle of the inside of the separation frame. Separating plates are transversely and uniformly arranged at the upper position of the surface of the separating plate, a filter screen is arranged on the surface of the separating plate on the side edge of the separating plate, and the outer surface of the separating frame on the side edge of the filter screen is connected with a first material port communicated with the interior of the separating frame. According to the technical scheme, the partition plates are arranged on the surface of the separation frame, the separation plates are evenly distributed on the surfaces of the partition plates, the filter screens are arranged on the surfaces of the partition plates on the side edges of the separation plates, separated brown rice slides downwards towards the first material opening on the surfaces of the filter screens to be discharged, and silt in the brown rice can be filtered and removed; and an additional structure for filtering is not needed, so that the production efficiency is improved.

The present invention relates to a rice seed dehulling and sorting device, and more specifically, to a rice seed dehulling and sorting device that improves work efficiency by allowing dehulling and sorting to proceed continuously by dehulling a dehulling machine for removing awns from rice seeds, and sorting chaff and husks from rice seeds from which awns have been removed through the dehulling machine, and then separating and discharging them through separate discharge lines. To this end, the present invention comprises a dehulling unit (10) for feeding rice seeds and removing awns from rice seeds, a conveying unit (20) for moving rice seeds discharged from the dehulling unit (10) to the upper side, and a sorting unit (30) for sorting and discharging rice seeds moved to the lower side through the conveying unit (20) into rice seeds, immature rice seeds, chaff, and husks. The dehulling unit (10) comprises a supply hopper (11) with an upper side open to feed rice seeds, and a falling... provided on the lower side of the supply hopper (11) The apparatus comprises a dehulling body (15) having a drive shaft and a plurality of blades inside a horizontal cylinder to remove awns from rice seeds, a discharge channel (15a) provided on the lower side of the dehulling body (15) to discharge rice seeds, and a first motor (17) mounted on a first ground support (19) provided on the lower side of the dehulling body (15) to rotate the drive shaft; the conveying unit (20) comprises a receiving hopper (21) that receives rice seeds dropped through the discharge channel (15a), a conveyor body (25) that moves rice seeds to the upper side of the receiving hopper (21), and a first hose (27) that moves rice seeds moved to the upper side through the conveyor body (25) to the lower side; and the sorting unit (30) comprises a downwardly inclined first-stage inclined body (41) that receives rice seeds fed through the first hose (27), and the It is composed of a downwardly inclined second stage inclined body (51) provided in the reverse direction at the lower end of the first stage inclined body (41), and a downwardly inclined third stage inclined body (67) provided parallel to the lower side of the second stage inclined body (51), and a first discharge path (43) for discharging rice seeds is provided at the lower end of the first stage inclined body (41).A second hose (45) for discharging chaff and husks separated from rice seeds is provided on the upper side of the first inclined body (41), a second discharge passage (52) for discharging immature rice seeds is provided on the lower side of the second inclined body (51), and a third discharge passage (59) for discharging husks is provided on the lower side of the third inclined body (67). The first discharge passage (43), the second discharge passage (52), and the third discharge passage (59) are provided on a second ground support body (31) in the form of a frame, a handle (35) is provided on the rear side of the second ground support body (31), a wheel (33) is provided on the rear lower side of the second ground support body (31), a connecting hole (21a) is vertically formed on the lower side of the side wall of the receiving hopper (21), and the passage gap of the connecting hole (21a) is adjusted. A rice seed sifting and sorting device is provided, characterized in that a spacing adjustment plate (22) is provided to slide on the upper side of a connecting hole (21a), a vertical elongated hole (22a) is formed on the spacing adjustment plate (22), and an adjustment bolt (23) is provided to be coupled to the vertical elongated hole (22a) to fix the position of the spacing adjustment plate (22).

The present application relates to the technical field of vinegar brewing, and discloses a method for brewing Guizhou sun-dried vinegar by using high-temperature Daqu to ferment wine mash, which relies on the unique microbial ecological advantages of the Chishui River basin, and comprises the following steps: firstly, pretreating glutinous rice, then adding the pretreated glutinous rice into local sauce-flavor high-temperature Daqu to prepare wine mash through alcohol fermentation; secondly, mixing the wine mash with bran and chaff at a ratio of 3L:1kg:0.125kg, and inoculating the mixture with traditional sun-dried vinegar seed koji; thirdly, completing vinegar koji fermentation by following the solid-state layered fermentation process of vinegar koji; and finally, obtaining finished sun-dried vinegar through three sets of circulating vinegar spraying, pasteurization, daily sunning and night airing aging. The present application optimizes the flavor basis of wine mash from the source, increases the total content of esters in vinegar koji by 22.1% and the total content of acids by 28.1%, introduces three kinds of volatile flavor substances unique to high-temperature Daqu, shortens the sunning aging period from 1-3 years to 6-8 months, and forms a differentiated flavor with both sauce-flavor heritage and sun-dried vinegar original flavor, thereby providing a new path for the quality upgrading and characteristic development of Guizhou sun-dried vinegar industry.

The utility model discloses a rice scrap removing device for rice processing, which belongs to the technical field of rice processing devices.The rice scrap removing device for rice processing comprises a scrap removing bin, a vibrating frame installed between the inner walls of the scrap removing bin, a plurality of vibrating motors installed on the top face of the vibrating frame, and a screen installed between the interiors of the vibrating frame, two mounting openings are formed in the outer wall of one side of the scrap removing bin; and the dust removal device comprises two axial flow fans, an air outlet, an electricity collection net and a discharging component. According to the rice scrap removing device for rice processing, the vibrating motor drives the screen to vibrate, screening and scrap removing are carried out, the axial flow fan blows in air from one side, the electric collecting net adsorbs dust in the air, operation is easy, normal production operation of workers cannot be affected, a pushing air cylinder drives a material stirring plate to push out rice stacked at a discharging opening, and the rice scrap removing device is convenient to use and high in practicability. The rice is prevented from being blocked at the discharge hole, the production error is reduced, and the repair and maintenance frequency is reduced.

The invention discloses a container seedling raising method using chaff to assist in root cutting, and belongs to the technical field of container seedling raising. Aiming at the technical pain points that root systems easily break through containers, seedlings are difficult to take and the survival rate is low in existing container seedling raising, the method comprises the steps of laying part of chaff in a nursery, adding the chaff into cup filling soil, guiding the root systems to extend in multiple directions by utilizing the chaff after the containers are placed, filling gaps among cups with the chaff and the like, so that the growth of the root systems is physically regulated and controlled. According to the method, more fibrous roots and less main roots can be generated on seedling roots, so that the seedling taking efficiency is remarkably improved (the seedling taking time is shortened by about 30%, and the seedling taking cost is reduced by about 30%), the seedling survival rate is improved (improved by 3%), and the transportation cost is reduced (reduced by about 15%). Although the seedling raising cost is increased by 3-5%, comprehensive benefits are remarkable, good social benefits and economic benefits are achieved, and the method is suitable for large-scale container seedling raising production of various seedlings such as cedarwood and slash pines; the method has particularly obvious social benefits and economic benefits for culturing cup seedlings of tree species with obvious main roots, such as cyclobalanopsis rubra, cyclobalanopsis glauca, liquidambar formosana hance, phoebe zhennan and the like.