183results about "Solid phase fermentation bioreactors" patented technology

The invention discloses a probiotic solid fermentation material turning device which comprises a fermentation tank and a base arranged below the fermentation tank, the two ends of the top of the base are fixedly connected with supports through supporting frames, and the supports are fixedly installed at the bottom of the outer side of the fermentation tank. According to the invention, a double-spiral stirring structure is arranged, and two spiral stirring shafts with opposite rotating directions synchronously and reversely rotate, so that continuous and uniform stirring of materials can be ensured, and heat can be quickly dissipated; meanwhile, an annular conveying belt type material turning mechanism is arranged, so that the materials are continuously lifted and thrown down by a material turning plate, the continuous turning of the materials can be realized, the materials are ensured to be turned more fully in the fermentation process, and the material turning effect is better; and the stirring shaft is designed into a hollow structure, hot water or cold water is introduced as required, the temperature of the materials is flexibly regulated and controlled, and the fermentation conditions are comprehensively optimized so as to ensure that the solid fermentation effect of the probiotics is better.

The invention relates to the technical field of automatic koji making equipment, in particular to koji block position adjusting and overturning equipment. The equipment comprises a base, a bearing arm, a radial sliding driving assembly, a bearing module, a first rotation driving module, a mounting frame, a clamping module, a distance adjusting module and an optional second rotation driving module. The plurality of bearing modules are uniformly distributed in the circumferential direction of the center of the base, the radial sliding driving assembly drives the bearing modules to be switched between a folded state and an outward moving state, the folded state can simulate a koji block culture condition, and the outward moving state reserves a space for overturning operation; the first rotary driving module drives the bearing module to rotate around the first rotary shaft; the clamping module and the cross hinge type spacing adjusting module in the mounting frame realize stable clamping and spacing synchronous adjustment of the curved blocks; and the optional second rotary driving module can drive the mounting frame to turn over, so that multi-angle adjustment of the curved block is realized. According to the invention, automatic operation of yeast block overturning and spacing adjustment is realized, the fermentation consistency is ensured, and the labor intensity is reduced.

The invention relates to the technical field of fermentation, and discloses a meat solid-state fermentation device and method.The meat solid-state fermentation device comprises a fermentation device box, a driving motor, a lifting detection mechanism, a fermentation progress detection cleaning mechanism and a fermentation progress detection opening opening and closing mechanism, a feeding opening is formed in the position, close to the left end, of the top of the fermentation device box, and an upper cover plate is arranged above the feeding opening; a rear plate is mounted at the rear end of the fermentation device box; a turning structure is arranged in the middle of the fermentation device box; a detection port is formed near the right end of the top of the fermentation device box, and the fermentation progress detection port opening and closing mechanism is arranged at the detection port; the lifting detection mechanism is arranged at the left end above the detection port, the fermentation progress detection cleaning mechanism is arranged at the right end above the detection port, the fermentation progress detection cleaning mechanism comprises a detection cleaning adding structure and a detection cleaning supporting structure, and the detection cleaning supporting structure is arranged at the right end of the detection cleaning adding structure. According to the invention, full mixing is realized, the situation of insufficient local fermentation is avoided, and the fermentation quality and efficiency are improved.

A treatment facility (1) for the treatment of fermentable solid products by fermentation has a reactor (2) supported by a frame and a cartridge (11) having an apertured region (110) for storing the product. The reactor (2) is provided with an inlet (3) for products to be treated, an outlet (4) for discharging the treated products, a biogas outlet (5), an opening (8) for inserting an inoculum, and an opening (9) for discharging the leachate. The facility also has a tubular body (6) and a liquid / solid separator (7). The body (6) is closed at both ends by a closing element (100) movable between an open position and a closed position. One of the ends (3) receives the products to be treated and the other of the ends (4) discharges the treated products, each cartridge (11) being slidably movable inside the body (6) and the liquid / solid separator (7) having a filter (12).

The invention relates to the field of biological catalysis, and discloses a method and a device for generating ursodesoxycholic acid through continuous flow catalysis of chenodeoxycholic acid. Comprising the following steps: (1) in the presence of first immobilized cells, carrying out a first catalytic reaction on a reaction system containing chenodeoxycholic acid to obtain a first product, the first immobilized cells expressing 7 alpha-hydroxysteroid dehydrogenase and lactic dehydrogenase; the concentration of the chenodeoxycholic acid in the reaction system is 40 to 70 mM; (2) adjusting the pH value of the first product to 8-9, and then in the presence of a second immobilized cell, carrying out a second catalytic reaction on the first product after the pH value is adjusted to obtain ursodesoxycholic acid, and the second immobilized cell expresses 7 beta-hydroxysteroid dehydrogenase and glucose dehydrogenase. According to the method, the stable activity of a catalytic system is kept, efficient conversion of high-concentration CDCA is achieved, meanwhile, precipitation of 7-KLCA is thoroughly avoided, and the synthesis efficiency, the product purity and the process continuity of UDCA are remarkably improved.

The present invention relates to a method for preparing a mycelial colonization substrate. The present invention further relates to an intermediate product in the preparation of a mycelial colonization substrate, the intermediate product comprising a mycelial colonization substrate and a synthetic particle size distribution modifier, and a solid-state mycelial bioreactor, which is useful in the method for preparing a mycelial colonization substrate of the present invention.

The invention belongs to the technical field of microalgae biological culture, discloses a method for promoting growth of nostoc by efficiently utilizing a nitrogen source through solid-liquid culture, and aims to solve the problems of low nitrogen source utilization rate and slow biomass accumulation in the conventional culture technology. The method is based on a closed photobioreactor with gas-liquid circulation, and comprises the following steps: preparing a nitrogen-free BG11 culture medium; coating nostoc on the surface of the sterilized porous hydrophilic sponge; placing the sponge in a reactor, and adding the culture medium until no accumulated water is infiltrated; after closing the reactor, controlling the temperature, lighting and other conditions, continuously / intermittently supplementing nitrogen and maintaining certain positive pressure, and circulating the culture medium to supplement nutrition; and taking the sponge after the culture is finished. The utilization rate of a nitrogen source is remarkably increased, the biomass obtained through culture is remarkably increased, culture conditions are stable, and the method is suitable for large-scale development of nostoc and development of high-added-value products.

The utility model relates to the technical field of biogas anaerobic dry type fermentation, and discloses a biogas anaerobic dry type fermentation device which comprises a fermentation device and a limiting cover plate, a storage shell is installed on the surface of the bottom end in the fermentation device, a second connecting rod is installed at the upper end of the storage shell, and the limiting cover plate is in threaded connection with the upper end of the fermentation device. The fermentation device comprises a supporting rod, a protective shell and a limiting assembly, the supporting rod is mounted in the middle of the limiting assembly, and the protective shell is mounted at the lower end of the supporting rod. According to the biogas anaerobic dry-type fermentation device, the limiting cover plate, the fermentation shell and the filter plate are arranged, and the limiting cover plate is in threaded connection with the upper end of the fermentation shell, so that the storage shell is convenient to disassemble and replace, the storage shell in the fermentation shell is convenient to clean, and the cleaning of the storage shell is quicker and more convenient; therefore, the service time of the storage shell can be prolonged.

The invention relates to the related technical field of feed industry and livestock breeding, and discloses a combined solid-state fermentation device for solid-state fermentation of biogen, which comprises a combined fermentation tank, the combined fermentation tank comprises a first fermentation tank and a second fermentation tank, the first fermentation tank is internally provided with an inner tank body, and the second fermentation tank is internally provided with an outer tank body; a stirring blade device, a sweeping and crushing device and an inflating and extruding assembly are arranged in the inner tank body, a driving motor assembly is fixedly mounted above the stirring blade device, and the driving motor assembly provides rotating power for the stirring blade device and the sweeping and crushing device; according to the invention, the improved design that the three-dimensional compound motion of rotation and up-down reciprocating is realized by matching with the bidirectional threaded rod, the X-shaped blade layout, the inclined flow guide groove and the rough rough surface convex small points in the groove are adopted, and the synchronous motion is realized by sharing a power source with the driving motor assembly and the cleaning and crushing device is adopted, so that local fermentation dead angles of the traditional equipment are thoroughly eliminated; the product quality difference caused by non-uniform mixing is avoided.

The invention belongs to the technical field of biomass energy utilization, and particularly relates to a biogas fermentation system and method. The biogas fermentation system comprises a pretreatment section, a desulfurization section, a hydrolysis section, an acid production section and a methane production section which are sequentially arranged from top to bottom. A discharge pipe at the bottom of the pretreatment section penetrates through the liquid distributor to reach the middle part of the desulfurization section; the return pipe is connected with the liquid distributor through the pump; gas in the hydrolysis section enters the desulfurization section for desulfurization through a gas guide pipe and a floating valve group in the desulfurization section; gas in the acid production section enters the hydrolysis section through a gas guide pipe and a floating valve group in the hydrolysis section to be hydrolyzed; and gas in the methane production section enters the acid production section through a gas guide pipe and a floating valve group in the acid production section to be subjected to acid production treatment. According to the invention, CO2 removal, H2S removal, oxygen removal, ammonia removal, mercaptan removal, halogenated hydrocarbon removal and siloxane removal are carried out on the fermentation system through a plurality of strengthening means, so that high-quality biogas and functionalized biogas slurry are obtained.

A synovium on a chip device having: a cartridge housing, a central chamber embedded in the cartridge housing, at least one aperture fluidly connected to the central chamber, and a plurality of evenly spaced micropillars arranged in a substantially circular shape within the central chamber such that the central chamber is partitioned into at least a first inner region and a first outer region, wherein the first inner region includes endothelial cells configured to mimic a vascular network and the first outer region includes fibroblast-like synoviocytes (FLS) configured to mimic a synovium.

The utility model belongs to the technical field of probiotic production equipment, and particularly relates to an incubator for probiotic solid beverage fermentation, which comprises a pretreatment cylinder and a fermentation cylinder, support frames are fixedly connected between four ends of the bottom of the pretreatment cylinder and the fermentation cylinder, and discharge ends are fixedly mounted at the bottom of the pretreatment cylinder and in the middle of the end face of the fermentation cylinder. And a control end is fixedly mounted at the discharging end. Through the arrangement of the pretreatment cylinder, the first driving box, the mixing shaft, the mixing plate and the temperature increasing piece, all raw materials are mixed more sufficiently and uniformly, so that the post-fermentation efficiency is improved; by arranging the fermentation cylinder, the second driving box, the driving shaft and the culture medium placing structure, the device is provided with the culture medium placing structure, fermentation culture is performed in four batches, and one group is used as a sample example, so that the device has a reference detection function, and the control on the quality of the probiotic solid beverage is realized.

To provide a stocker in which a positive pressure can be easily managed, and a cell culture system.SOLUTION: A stocker has: a stocker chamber whose chamber is maintained at a positive pressure, which forms a preservation area for preserving a workpiece for storing culture fluid, and has an input hole penetrating in a first direction to communicate outside with inside; a shelf which is arranged in the stocker chamber so as to face the input hole in the first direction, is open in the first direction to the input hole, and has a plurality of storage chambers capable of storing the workpiece; and a plurality of doors provided to be movable between an open position for opening the input hole and a closed position for closing the input hole, and capable of opening and closing the input hole.SELECTED DRAWING: Figure 5

The invention relates to an enzyme-loaded porous gel capable of being quickly reconstructed, a preparation method and a flow microreactor, amphiphilic nanoparticles are used as a stabilizer, bubbles are introduced into a polymer solution and polymerization crosslinking is induced to form a uniform porous gel structure with an adjustable pore diameter, the amphiphilic nanoparticles can be adsorbed on a gas-liquid interface to stabilize the bubbles, and the porous gel structure can be quickly reconstructed. Enzyme molecules can be loaded on the surface to form a porous reaction medium with catalytic activity. The obtained porous gel has good mechanical strength, controllable aperture and porosity, and can realize rapid reconstruction of a porous structure, so that the application scene of a microreactor is widened, and the effective service cycle of enzyme is remarkably prolonged when the microreactor is blocked.

The utility model relates to the technical field of solid-state bioreactors, in particular to a solid-state bioreactor for high-protein feed production, which comprises a reactor body. The reactor further comprises a screening box, a screening plate, an adjusting plate, leaking holes and supporting strips, a top cover is arranged on the top surface of the reactor body, a discharging opening is formed in the bottom surface of the reactor body, a feeding opening is formed in the left side of the upper surface of the top cover, and the screening box is arranged on the top surface of the feeding opening. A screening plate is fixedly mounted in the screening box, supporting strips which are symmetrical to each other are arranged on the left side and the right side of the inner surface of the screening box, and an adjusting plate is inserted into an opening in the front side surface of the screening box; through the arrangement of the adjusting plate, when the adjusting plate is moved, the leaking holes in the surface of the adjusting plate can be gradually blocked by the sieve plate, so that the screening particle size is reduced, meanwhile, the supporting strips can support the adjusting plate, the adjusting plate is prevented from sliding off, and the screening particle size can be rapidly adjusted without replacing the sieve.

The present invention relates to a method for the preparation of a mycelium colonized substrate. The present invention further relates to an intermediate product in the preparation of a mycelium colonized substrate, comprising mycelium colonized substrate and a synthetic granulometry regulator, and to a solid-state mycelium bioreactor. Said reactor is useful in the method for the preparation of a mycelium colonized substrate of the present invention.

Installation for the methanization of organic matter The present invention relates to a methanization installation (10), comprising: a digestion corridor (12), capable of receiving organic matter, - a gas collector (14), surmounting the digestion corridor; and - an introduction device (16) and an evacuation device (18) for organic matter, arranged at the ends of the digestion corridor; the digestion corridor comprising a substantially cylindrical surface extending in the longitudinal direction; the installation being characterized in that the digestion corridor further comprises: an introduction zone (32), having a continuously increasing width; and an evacuation zone (34), having a continuously decreasing width. Figure for abstract: Figure 1

The utility model relates to the technical field of crop straw treatment, in particular to multi-strain mixing equipment based on solid-state fermentation of crop straws, which comprises a fermentation tank, and stirring driving components are arranged at the bottom end and inside the fermentation tank; a dispersing and mixing assembly is arranged on the upper portion of the transmission shaft and comprises dispersing blades fixedly installed on the outer wall of the upper end of the transmission shaft, and a plurality of dispersing holes are formed in the end faces of the dispersing blades. According to the utility model, crop straw particles and strains are sequentially added, so that the crop straw particles and the strains can be ensured to be in the fermentation tank, and the condition that the strains are exposed in the external environment in the period from inoculation to loading can be avoided, and if harmful microorganisms, infectious microbes and the like exist in the surrounding environment, the strains are not exposed in the external environment. The problem that the fermentation effect is affected due to the fact that the microbial strains are likely to be attached to inoculated straw raw materials and compete with inoculated beneficial microbial strains for nutrient substances and space in the prior art is solved.

The application discloses a continuous multi-layer aerobic and anaerobic fermentation machine, which comprises a rectangular box body, a feeding mechanism arranged at the top of one side of the box body, a discharging port arranged at the bottom of the box body, a plurality of conveying mechanisms arranged in the inner cavity of the box body and capable of conveying materials back and forth, a plurality of air inlets uniformly distributed below the material beds of the conveying mechanisms, and a plurality of air outlets uniformly distributed at the top of the box body. The feeding end of the top conveying mechanism is located below the feeding mechanism, the feeding end of the next conveying mechanism is connected with the discharging port of the previous conveying mechanism, and the discharging port is connected with the discharging port of the bottom conveying mechanism. The feeding end of each conveying mechanism is provided with a material turning mechanism, and the feeding end of the top conveying mechanism is provided with a material spreading mechanism for flattening the top of the material layer. The discharging end of each conveying mechanism is provided with a discharging end sealing baffle, and the lower edge of each discharging end sealing baffle is curved towards the material advancing direction and is attached to the top of the material layer. The fermentation machine can reduce the configuration of subsequent processes, has stable product quality, high yield and low energy consumption per unit of product.

The invention discloses a solid-state fermentation device for increasing the crude protein content of straw, and relates to the technical field of rice straw ferment.The solid-state fermentation device comprises a fermentation box, three limiting frames are slidably connected to the interior of the fermentation box, and two stacking plates are rotatably connected between the two inner walls of each limiting frame; the two outer walls of the fermentation box are slidably connected with three regulation and control rods; in the invention, a hydraulic rod V is started to drive the telescopic grid to integrally contract, so that the plurality of limiting frames are synchronously lifted and kept at equal intervals, after the plurality of limiting frames are synchronously lifted, the three limiting frames and the regulation and control rods are kept at staggered positions, the regulation and control rods are distributed in the middle positions of the two adjacent limiting frames, and under the lifting of the limiting frames, the regulation and control rods can be adjusted to be in a staggered state. According to the device, the stacked straw can be divided into multiple layers, the layers are far away from one another, gaps are reserved, materials can be conveniently put into the straw, heat dissipation of lower-layer rice straw is facilitated, the rice straw can be fermented more sufficiently, the crude protein content of the rice straw can be increased conveniently, and the device is convenient to use.

The present application provides a detection chip and a preparation method therefor. The detection chip comprises a substrate material layer; a feature array comprising a plurality of feature units distributed on the substrate material layer; and a feature array protection structure formed on the base material layer, the feature array being distributed in the feature array protection structure, wherein the feature array protection structure comprises at least an adsorption material for adsorbing a biological sample. According to the present application, the excitation power enhanced by the detection chip is improved by at least a plurality of orders of magnitude compared with the incident laser power, and with the design optimization and process improvement of the feature array, the enhancement proportion can be further improved, such that the excitation power received by the fluorescent dye is improved without changing the power of the laser, and stronger fluorescence signal intensity is generated. Therefore, the exposure time can be effectively shortened in a case that the imaging quality and the laser power are not changed, and the sequencing flux is improved.

The present disclosure provides kits for detecting urinary tract infections in a subject. Also provided are methods of diagnosing a urinary tract infection in a subject and determining susceptibility of bacteria and / or fungus causing the urinary tract infection to an antibiotic and / or antifungal agent.

The utility model relates to a kind of koji processing system, comprising: koji feeding mechanism, the koji disc that is loaded with koji is introduced into koji processing system;Koji collecting mechanism is connected with koji feeding mechanism, separates and collects the koji on koji disc introduced by koji feeding mechanism;Washing and air-drying mechanism is connected with koji collecting mechanism, can wash and air-dry koji disc after separating koji by koji collecting mechanism;Turnover mechanism is docked with washing and air-drying mechanism, can koji disc be turned over to preset position;Laying mechanism is docked with turnover mechanism, and can be laid on koji disc raw material for cultivating koji;Koji disc ejection mechanism is connected with laying mechanism, for guiding koji frame to koji processing system outside. Realize the automation processing of koji processing whole process, not only need not manual intervention, and the process of koji processing is optimized, to realize the fine processing of koji with less operation action, improve the efficiency of koji processing and reduce the cost of koji processing.

The utility model discloses biomass solid waste anaerobic reaction equipment, which comprises a tank-shaped anaerobic reactor, a stirring device, a positive and negative pressure protector and a working platform, and the stirring device, the positive and negative pressure protector and the working platform are matched, so that the anaerobic reactor can be fully utilized on the premise that the volume of the anaerobic reactor is increased. A good treatment effect on the biomass solid waste is kept; wherein the stirring device adopts a shaft rod rotationally arranged in the reaction cavity to drive a plurality of groups of stirring blades to stir and rotate in the reaction cavity, so that sand setting of slurry can be reduced on the premise of low-power stirring and rotating, slurry with a better homogenizing effect is obtained, and the pressure in the reaction cavity can be effectively adjusted in real time in cooperation with a positive and negative pressure protector; therefore, the anaerobic reactor cannot deform due to the influence of overpressure, and the large-volume anaerobic reactor is protected.

The utility model provides a modular efficient dry anaerobic fermentation tank, and belongs to the technical field of XX. Comprising a fermentation tank body; the feeding assembly is arranged at the top of the fermentation tank body, the feeding assembly comprises a feeding port fixed to the top of the fermentation tank body and a supporting plate fixed in the feeding port, a cutter body is fixedly connected to the top of the supporting plate, a main rotating part is arranged on the supporting plate, and an auxiliary rotating part is arranged on the side, close to the main rotating part, of the supporting plate; rotating blades are fixedly connected to the sides, close to the supporting plate, of the main rotating piece and the auxiliary rotating piece; a transmission assembly; the feeding assembly is arranged, a main rotating piece and an auxiliary rotating piece are rotated, a cutter body and a rotating blade work cooperatively, fed materials are cut and crushed, the particle size of the materials is smaller and more uniform in the process, the problem that a feeding port is blocked due to the fact that particles are too large, viscosity is too high or fibers are too long is effectively solved, it is guaranteed that the materials enter and exit smoothly, and the service life of the materials is prolonged. The normal operation of the fermentation tank is maintained.

The present application relates to the technical field of microbial fermentation, and discloses a solid material fermentation combined unit and a solid fermentation material preparation method. The solid material fermentation combined unit comprises a fermentation combined tower, which is composed of three longitudinally combined fermentation bins with the same structure, is used for sequentially receiving materials from top to bottom and completes multi-stage fermentation, and comprises a uniform spraying vertical pipe arranged in a longitudinal array in a fermentation area and a pressure supply assembly connected with the uniform spraying vertical pipe. A plurality of flexible elastic pushing walls are arranged on the outer wall of the uniform spraying vertical pipe in an axial direction. A plurality of groups of telescopic columns are arranged in the uniform spraying vertical pipe corresponding to the position of each pushing wall. Each group of telescopic columns is composed of four telescopic units distributed in a cross shape, and the telescopic ends of the telescopic units are respectively connected to the inner walls of the pushing walls in four directions. The flexible elastic pushing walls are arranged on the outer wall of the uniform spraying vertical pipe, and the pushing walls are driven by the internal telescopic columns to be radially inflated at regular time, so that the fermentation materials can be periodically and flexibly disturbed.

The invention relates to the technical field of white spirit brewing, and particularly discloses a strain culture device for white spirit brewing, the strain culture device comprises a base, a fermentation room and a controller, the fermentation room and the controller are respectively mounted on the left side and the right side of the upper surface of the base, the fermentation room provides a place for distiller's yeast fermentation, and an air suction pipe is transversely mounted at the bottom of an inner cavity of the fermentation room; yeast block positioning mechanisms are mounted on the rear side of an inner cavity of the fermentation room from top to bottom, an air exchange mechanism is mounted on the right side of the fermentation room, a heating plate and a carbon dioxide concentration sensor which are electrically connected with a controller are mounted at the upper end and the lower end of the left inner wall of the fermentation room respectively, and the heating plate plays a role in heating the fermentation room; the bottom carbon dioxide concentration of the fermentation room is monitored through the carbon dioxide concentration sensor. Automatic yeast turning is achieved, the labor intensity of workers is reduced, a fermentation room does not need to be opened, sanitation of the fermentation room is guaranteed, the environment is not affected, the quality of yeast is improved, the fermentation gas environment can be changed, and the yield of yeast is improved.

The invention relates to the technical field of coffee fresh fruit fermentation, and particularly discloses a coffee fresh fruit vertical fermentation tank and method, the coffee fresh fruit vertical fermentation tank comprises a tank body, a cooling pipe is arranged in the tank body, two ends of the cooling pipe are connected with a refrigeration disc through a circulating pipe, and the refrigeration disc is connected with a compressor; the bottom of the tank body is connected with a fermentation liquid isolation barrel, a solid-liquid separator is arranged in the barrel, one end of the barrel is provided with a discharge port, the top of the tank body is provided with a feed port, the side surface is provided with a temperature sensor, a PH detection device and a vacuum interface, the top is provided with a pressure valve, the peripheral side is welded with a support frame, and a compressor is arranged on the support frame. The device can realize efficient access and solid-liquid separation of solid fresh coffee fruits, solves the problem of solid fermentation cooling through a special-shaped water circulation cooling structure, creates an anaerobic static fermentation environment, avoids excessive fermentation of the fresh fruits and skin damage, ensures stable flavor of coffee beans, and improves the quality of the coffee beans. The problem that the fresh coffee fruits cannot be stably produced in a large scale through anaerobic dry fermentation is effectively solved.

The utility model relates to the technical field of fermentation tanks, and discloses a solid-state fermentation tank for probiotic preparation, which comprises a tank body, a stirring motor arranged at the upper end of the tank body and used for stirring in the tank body, and a support frame arranged on the lower side of the tank body, the supporting frame comprises four stand columns which extend in the vertical direction and are located on the peripheral side of the tank body and two transverse shafts arranged at the lower ends of the four stand columns, butt joint seats for butt joint of the stand columns are arranged on the outer wall of the tank body and located at the upper ends of the stand columns, U-shaped long-strip-shaped openings are formed in the lower sides of the butt joint seats, and opening grooves are formed in the upper ends of the stand columns; a fixing shaft is arranged in the open groove and sleeved with a shaft sleeve, the shaft sleeve is provided with a threaded shaft used for being embedded in the long-strip-shaped opening after swinging upwards, the threaded shaft is in threaded connection with an inner threaded sleeve, and a plurality of rotating grooves allowing screwdrivers to be embedded in are formed in the peripheral side of the inner threaded sleeve.

To use a learned model which is constituted by causing, a learning model being a method of machine learning to execute machine learning, for outputting a determination result with preferable reproduction ability to finished malted rice, for supporting malted rice production.SOLUTION: Malted rice 1 grain crushing data for teacher, and malted rice 1 grain class labels for teacher which are classified into a plurality of classes corresponding to the malted rice 1 grain crushing data, are used as teacher data, then, with respect to a learned malted rice 1 grain class estimation model which is constructed by causing a learning model being a method of the machine learning to execute machine learning, any one of the malted rice 1 grain crushing data is input for estimating a malted rice 1 grain class corresponding to any malted rice 1 grain crushing data, for outputting a determination result with preferable reproduction ability to finished malted rice, and for supporting malted rice production.SELECTED DRAWING: Figure 1