154 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 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 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.

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 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 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 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.

The utility model relates to the technical field of rice milling equipment, in particular to a novel flow balancing device of a rice mill, which not only can screen impurities such as broken rice and chaff in brown rice to prevent the impurities from influencing the subsequent rice milling effect, but also can adjust the conveying amount of the brown rice in three stages to improve the control precision. Comprising a connecting mechanism; the device comprises a connecting mechanism and further comprises a conveying mechanism, a screening mechanism, a drying mechanism, a feeding mechanism and an adjusting mechanism, the conveying mechanism is installed on the connecting mechanism and conveys brown rice, the screening mechanism is installed on the connecting mechanism and screens the brown rice, and the drying mechanism is installed on the screening mechanism and dries the brown rice; the feeding mechanism is installed on the conveying mechanism and conveys brown rice, and the adjusting mechanism is installed on the connecting mechanism and adjusts the conveying amount of the brown rice.

The utility model discloses a chicken fillet chaff feeding machine, which relates to the technical field of chicken fillet processing, and comprises a support frame, one side of the support frame is fixedly provided with a chaff feeding and scattering mechanism used for discharging chaff, and the lower end of the chaff feeding and scattering mechanism is provided with a chaff feeding guide mechanism used for conveying chicken fillet. The chicken fillet feeding machine solves the problems that according to an existing chicken fillet feeding machine, bran materials are prone to being stacked, the bran materials are clustered, and the thicknesses of the chicken fillets wrapped with the bran in the follow-up process are different. The bran slides down to the chicken fillet conveying belt along the bran baffle and the inclined guide plate, the bran in the mode is not prone to clustering and stacking, the guide assembly of the bran feeding guide mechanism is used for guiding and limiting the chicken fillet, further uniform spreading of the bran is achieved, a chicken fillet and bran separating device is arranged at the output end, redundant bran can be recycled, and the chicken fillet and bran recycling efficiency is improved. And waste is prevented.

An agricultural vehicle includes a threshing system that is configured to output straw material in a straw feed stream at a first location of the vehicle. A cleaning system is configured to output a chaff feed stream at a second location of the vehicle. A residue handling system includes (a) sieve that is positioned to receive the straw feed stream and the chaff feed stream, the sieve including a perforated surface through which weed seeds within the chaff and straw feed streams can pass; (b) an auger or conveyor positioned adjacent the perforated surface for threshing the straw feed stream and the chaff feed stream against the perforated surface to cause the weed seeds to separate from the straw material; and (c) a weed seed mill that is configured to receive the weeds seeds that have fallen through the sieve and devitalize those weeds seeds.

The application discloses a kind of emulsion pump cylinder liner polishing processing method and equipment, apply in emulsification pump processing technical field, the present application is positioned by setting recovery mechanism, installation component can be sent to liquid component and liquid receiving component, and can be driven with polishing mechanism to send liquid component and liquid receiving component to rotate, liquid component can be sent to the contact of pure pure grinding agent in liquid storage component polishing part and emulsion pump cylinder liner of polishing mechanism, liquid storage component can be temporarily stored to grinding agent, and can be absorbed to the grinding agent collected in liquid receiving component when sending liquid component to send grinding agent to generate negative pressure, to reach the effect of recycling to grinding agent, liquid receiving component can be collected to the grinding agent wrapped with chaff after grinding, and filter residue component can filter the chaff in grinding agent, and store the chaff after filtering.

The application discloses a rice milling device and a control method thereof. The device prevents rice from sticking and pre-dries the rice through a heating plate and rotating blades. The rice milling mechanism adopts an elastic milling body to adapt to rice of different particle sizes and reduce the breakage of rice grains. The rice hull and rice separation mechanism uses random airflow combined with negative pressure adsorption to improve the separation efficiency. In addition, the rice drying mechanism controls the hot air intensity through closed-loop feedback of a humidity sensor to avoid over-drying and affect the taste, and can automatically recycle and dry substandard rice. The impurity separation mechanism uses multiple layers of staggered filter plates and parallel air to reliably and efficiently separate rice hulls and sand particles. Then, the vibrating screening mechanism is used to screen broken rice through a specific amplitude to ensure product integrity. Finally, the rice milling mechanism can accurately adjust the gap between the inner rice tooth ring and the inner limiting tooth to control the polishing amount and simultaneously remove powder. Therefore, the rice milling device and the control method thereof improve the degree of rice processing automation, product quality and processing stability.

The utility model discloses a crushing device for organic fertilizer production, which is applied to the technical field of organic fertilizer production and comprises a crushing tank, a motor is bolted on one side outside the crushing tank, the output end of the motor is fixedly connected with a turntable in sliding connection with the inner wall of the crushing tank, and one end, far away from the motor, of the turntable is fixedly connected with a second rotating rod. And in the process that the first rotating rod revolves around the surface of the second rotating rod, the first rotating rod can rotate. Therefore, the crushing blades on the surfaces of the first rotating rod and the second rotating rod can perform multi-direction rotary cutting and crushing on branches and straws. And the crushing effect and efficiency of the organic fertilizer raw materials are improved. Branch and straw chippings obtained after rotary cutting and crushing can be filtered through the meshes, and therefore the branch and straw chippings which are not thoroughly subjected to rotary cutting and crushing are left in the sliding cylinder to be subjected to secondary crushing. The size uniformity of organic fertilizer raw materials is ensured, subsequent biological treatment is facilitated, and the practicability is improved.

The utility model relates to the technical field of wine brewing equipment, and provides a rice husk steaming device which comprises a rack main body, a rice husk bin, a steam conveying pipeline, an exhaust pipeline and a pneumatic hammer pipeline, the chaff bin is arranged on the rack main body, a feed port is formed in the top of the chaff bin, a discharge port and a steam inlet are formed in the bottom of the chaff bin, and the steam conveying pipeline is connected with the steam inlet; the exhaust pipeline is communicated with the rice husk bin and is used for exhausting gas in the rice husk bin; the pneumatic hammer pipeline is arranged on the rack, and an air outlet of the pneumatic hammer pipeline is formed in the rice husk bin and is close to the discharging port. According to the utility model, the steam pipeline is arranged at the bottom of the rice husk bin, so that steam is used for steaming from bottom to top, the contact time of materials and the steam is prolonged, the whole rice husk bin is a closed environment, and the utilization rate of the steam is improved; and therefore, auxiliary scattering operation is realized by outputting pulse high-pressure gas during discharging, and the material is prevented from blocking a discharge port.

The present invention relates to a chaff cutting device for coffee with an improved structure that separates coffee beans and chaff from roasted coffee beans by cutting and separating them through a cutter, and easily separates coffee beans and chaff through a cyclone separator having vacuum pressure.The present invention relates to a chaff cutting device for coffee with an improved structure that can improve the separation efficiency of coffee beans and chaff by separating light chaff from coffee beans using first, second, and third separation plates with different lengths placed in a separator and the inflow of external air.

The application discloses a millet oil production raw material multistage conveying equipment and a conveying method thereof, which comprises a conveyor one and a conveyor two, wherein the conveyor two is located below the conveyor one and is distributed at 90 degrees with the conveyor one, a grading part for removing impurities and screening the unhulled millet is fixedly arranged on the conveyor one, a collecting part for collecting the removed impurities such as chaff, straw and shriveled grains in the millet is arranged on the grading part, and a buffer part for slowing down the flow rate of the millet during the process of removing impurities and screening is arranged in the grading part; in the application, the integration of the multiple processes of impurity removal, buffering and grading can be realized through the grading part, the grading box is matched with the conveyor distributed at 90 degrees, the raw material purification and particle size screening are completed in a compact space, the equipment connection loss is reduced, and the millet after grading can be prevented from being mixed through the independent channel design of the different aperture screening holes and the corresponding partition plates.

This invention provides an aircraft material delivery system, comprising: a material storage compartment for storing materials; and a material delivery compartment, including a traction component and a pressure plate component. The traction component is connected to the materials in the material storage compartment. Under the action of the traction component, the materials are conveyed from the material storage compartment to the material delivery compartment, and under the action of the pressure plate component, the materials are delivered to the outside of the material delivery compartment. The material delivery system provided by this invention has a simple and reliable structure, low power consumption, and good expandability of the material compartment. It can be used not only for the delivery of materials for electronic countermeasures chaff interference, but also for the delivery of materials for artificial weather modification (artificial rainmaking), and for the delivery of seeds and fertilizers for large-scale agricultural applications. Moreover, the equipment compartment can be installed inside the aircraft fuselage as needed, or externally mounted on the fuselage belly or under the wing, truly achieving multi-purpose functionality.

The invention discloses a strain incubator with a waste recovery function and a working method thereof. The cultivation box comprises a box body and a control system, and a cultivation cavity and a gas passage system connected with the cultivation cavity are arranged in the box body. The gas passage system is composed of a gas inlet pipeline, a circulating pipeline and a gas exhaust pipeline, and each pipeline is provided with a control valve, an air filter, a heater and a circulating fan. A control system is used for switching on and off of a valve, and conversion between a cultivation mode and a processing mode is achieved. In the cultivation mode, sterile fresh air is introduced for strain growth. The treatment mode is converted into closed internal circulation, and the waste is heated by a heater to be subjected to high-temperature aerobic decomposition. The device integrates cultivation and waste treatment functions, realizes full-process automatic closed operation, effectively solves the problem of secondary pollution, greatly improves the treatment efficiency, and is particularly suitable for harmless and resourceful treatment of edible mushroom residues and solid fermentation inoculant carriers.

The invention relates to the technical field of food processing and functional food delivery, in particular to a nanocellulose-stabilized pomegranate seed oil high-inward emulsion capable of being used for 3D printing and a preparation method and application of the nanocellulose-stabilized pomegranate seed oil high-inward emulsion. The emulsion is prepared by using an aqueous solution dispersion system of oil-phase pomegranate seed oil, water-phase chaff nanocellulose (MBCNs) and EGCG as raw materials through a centrifugal concentration method. The prepared high-internal-phase emulsion has excellent 3D printing performance, can form complex structures such as letters, maple leaves and squares, and is high in shape fidelity; meanwhile, the structure is kept stable under the conditions of the high temperature of 80 DEG C and the high salt of 200 mM, and the environmental adaptability is high; the emulsion provides a carrier system for cleaning labels for efficient delivery of functional grease, can be widely applied to the fields of 3D food printing, functional food development and the like, and has important industrial application prospects.

The utility model discloses blast equipment with a rice husk collecting structure, which relates to the technical field of rice husk processing and comprises a collecting mechanism, the collecting mechanism comprises a processing box, a supporting plate is arranged on one side of the processing box, an air blower is arranged at the top of the supporting plate, an air collecting pipe is arranged at one end, close to the processing box, of the air blower, and the air collecting pipe is communicated with the processing box. And a screen is arranged in the processing box. Strong airflow can be generated after the air blower is started, then rice husks doped in grains are blown into the collecting tank through the air collecting pipe and finally enter the collecting cabinet to be collected, and in order to ensure that the rice husks buried below the grains can also be collected, the vibration motor is started, and the vibration motor is started to vibrate. The output end of the vibration motor collides and knocks the bottom of the screen, then rice husks and grains on the screen can be vibrated and screened, the screened rice husks are blown through wind power generated by the air blower, and then the rice husks enter the collecting cabinet through the collecting tank.

The utility model relates to the technical field of agricultural product screening. The agricultural product detecting and screening device comprises a screening box, a feeding structure is arranged on the outer surface of the right side of the upper end of the screening box, an air box is installed on the inner wall of one side of the upper end of the screening box, a sundry channel is formed in the inner wall of the other side of the upper end of the screening box, and a cover plate is hinged to the outer surface of the front end of the screening box. A screening device is arranged in the lower end of the screening box, and an impurity box is inserted into the bottom surface in the lower end of the screening box. According to the grain screening device, the multiple sets of spreading plates are arranged in the feeding hopper, the falling speed of grains is reduced in the falling process, then the fan installed in the air bellow is started, impurities such as rice husks in the grains can be blown out into the impurity channel through the communicating groove, and the grain screening effect is improved to a certain degree.

The utility model discloses a kind of anti-breaking spiral propelling devices of grain conveyer, it is related to grain conveyer technical field, including feeding cylinder, the upper surface left side of feeding cylinder is fixedly connected with feed box with being penetrated, the surface left side of feed box is fixedly connected with extension bin, the surface right side of feed box is fixedly connected with exhaust box, the inner surface left side of extension bin is rotatably connected with shaft with being penetrated, the right end of the pair of shaft is fixedly connected with fan in extension bin interior, the left end of the shaft is fixedly connected with first belt pulley.The anti-breaking spiral propelling device of grain conveyer, compared with the anti-breaking spiral propelling device of existing ordinary grain conveyer, before grain conveying, can effectively remove the mixed chaff impurities in grain particles, not only can avoid small and scattered impurity chaff, extrusion and breakage with grain particles when pushing, the case of blocking propelling device appears, but also can reduce subsequent grain impurity removal work intensity.

The utility model provides a husked rice separator lead screw angle adjusting mechanism which comprises a main machine frame, a bearing seat is installed in the center of the top end of the main machine frame through a pair of fixing corner connectors, a lead screw is vertically and rotatably installed in the center of the bearing seat, the bottom end of the lead screw is arranged in the main machine frame, and two sets of supporting beams are vertically and fixedly installed in the main machine frame. A movable cross beam is horizontally and slidably connected between the two groups of supporting beams; a nut is fixedly mounted at the top end of the movable cross beam and is in threaded connection with the screw rod; sliding seats are slidably connected to the two ends of one side of the movable cross beam, two sets of gears are installed at one ends of the sliding seats, and racks meshed with the gears are fixedly installed on one sides of the supporting beams; and a connecting rod mechanism for driving the sliding seat to move is mounted in the movable cross beam. According to the utility model, the single group of lead screws are combined with the gear and the rack for matched use, so that the smoothness and the accuracy of the movable cross beam during up-and-down movement adjustment can be effectively improved, and the structure strength and the adjustment convenience are higher.