15 results about "Mold spores" patented technology

The invention discloses an intelligent quintuplet cooperative plasma self-purification robot long-term storage system and a self-adaptive disinfection control method. According to the system, cold plasma, ozone, chlorine dioxide, self-generated nitric oxide and a charge self-purification jump effect are fused, and a dynamic self-purification system with an electric field-gas field-chemical field-intelligent field-thermal field five-dimensional synergistic energy field is constructed. The robot adopts a three-section structural layout and a multi-mode self-adaptive propulsion mechanism, environmental parameters are sensed through AI, discharge power and oxidant release are intelligently regulated and controlled, and precise sterilization, toxicity reduction and mildew prevention in a multi-medium environment are achieved. The system can generate various high-energy active species containing. OH, O, NO, ClO, ONOO and the like, chain splitting decomposition and oxidation mineralization are carried out on mold spores, bacterial cells, aflatoxin and the like, the sterilization rate reaches 99.995%, and the toxin degradation rate exceeds 98%. The system has the characteristics of no residue, low energy consumption, long-acting self-maintenance and the like, is suitable for multiple scenes of grain storage, traditional Chinese medicinal materials, cold chains, farmland, public health and the like, and realizes an intelligent, continuous and chemical-additive-free green storage and dynamic purification system.

The invention discloses a method for simultaneously and rapidly detecting multi-target moulds. The method comprises the following steps: S1, preparing an integrated micro-fluidic chip; s2, injecting a sample through a sample inlet in the chip, enriching the sample, and intercepting mold spores; s3, injecting a spore lysis solution to carry out chemical-thermal synergistic wall breaking; step S4, introducing the LAMP reaction premixed liquid to carry out isothermal amplification; and S5, realizing detection through the color change of the HNB dye. According to the invention, multiple moulds can be detected at the same time.

The invention discloses a method and a system for controlling an antibacterial and mildew-proof fresh air system with a special filter screen. The method comprises the following steps: acquiring pre-processing data by utilizing a sensor; processing time sequence data through an LSTM network, predicting a mold breeding risk, extracting spatial features of sensor data based on a CNN convolutional neural network, modeling relevance between sensor nodes by using a GNN graph neural network, and establishing a hybrid neural network model; optimizing hyper-parameters of the hybrid neural network model by using an improved IWOA whale optimization algorithm, inputting the preprocessed data into the optimized hybrid neural network model, and outputting a mold spore release probability; and according to the mold spore release probability, carrying out mold risk grading, and based on a grading result, dynamically adjusting the power of an ultraviolet lamp. And the system control efficiency and precision are improved.

An infection control filter label includes a frame and a filter membrane that covers a window through the frame. The frame may be removably secured to a cover for an item, such as a cushion (e.g., a pillow, a positioner, a mattress topper, a mattress, a seat cushion, etc.), bedding (e.g., a duvet, etc.), or the like to provide a sealed cover for the item. The sealed cover may be impermeable, with the infection control filter label limiting the passage of dust and microorganisms (e.g., fungi, bacteria, mold spores, etc.) from passing therethrough. Thus, the sealed cover may protect its contents from external factors (e.g., sick individuals, etc.) while protecting the environment outside the sealed cover from the contents of the sealed cover. Information about the item may be provided on the frame; for example, by printing, writing, or the like.

The invention discloses a purification method of buckwheat white mold pathogenic bacteria, which belongs to the technical field of biology, and comprises the following steps: S1, inoculating buckwheat white mold pathogenic bacteria spores on a PDA solid plate culture medium by using a sterilized brush or a single cell picking method, and culturing for 10 days; s2, punching the culture medium obtained in the step S1 by using a fungus cake puncher to obtain a fungus cake; s3, the fungus cakes obtained in the step S2 do circular motion on the edge of a new PDA culture medium to rub back and forth, so that white mold spores on the fungus cakes are rubbed to the culture medium, and culture is conducted. When the purification method disclosed by the invention is used for culturing the buckwheat white mold pathogenic bacteria, a large number of target strains after purification culture can be obtained about 10 days after a new PDA culture medium is inoculated with a bacterial cake.

The utility model relates to the technical field of infectious microbe killing devices, and discloses a tremella aurantialba bag infectious microbe killing device which comprises a cultivation box, a containing basket and an opening and closing assembly, the opening and closing assembly facilitating roll paper replacement is arranged at the rear end of the cultivation box, and the containing basket is fixedly connected into the cultivation box. After the driving pipe gets close to the roll paper support, the broken end of the roll paper is adsorbed, water is sprayed to the dragged paper through the atomization spray head, after the driving pipe gets close to the sealing door, the driving pipe stops moving, the pulled paper is cut off through the cutter body, and the cut-off paper downwards covers the corresponding containing basket due to the gravity of water humidification. After fungus bags in the containing basket absorb moisture through the soaked broken paper, the paper falls into the containing frame at the rear end of the sealing door, paper laying and paper replacing work can be conveniently conducted on the premise that the incubator is not opened, bacteria, mold spores and the like in the air are prevented from directly entering the incubator, and the tremella aurantialba mildewing risk is reduced.

An antimicrobial HVAC filter is designed to be installed in conventional HVAC systems and has conventional filtration material. The filter has antimicrobial enhancement by way of a copper screen and an ultraviolet light source laid flat across the copper screen. The copper provides toxic oligodynamic effect on living cells, algae, molds, spores, fungi, viruses, prokaryotic, and eukaryotic microorganisms. The ultraviolet light source provides germicidal ultraviolet (such as ultraviolet C or UV-C) light to kill or inactivate microorganisms by destroying nucleic acids and disrupting their DNA.

This invention relates to the field of fermentation technology, and specifically provides a *Aspergillus niger* strain with accession number CCTCC NO: M 20251780. This invention utilizes a selected multi-enzyme *Aspergillus niger* strain for solid-state fermentation to prepare a composite fermentation agent rich in various solid-state fermentation enzymes and mold spores. This agent serves as a functional adjuvant for molasses alcohol yeast fermentation, significantly improving the fermentation performance of the alcohol yeast. It substantially increases the fermentation speed and alcohol content of molasses alcohol, achieving an alcohol yield of 93.23%, effectively solving the problems of unstable fermentation performance and low alcohol yield in molasses alcohol yeast.

This invention relates to the field of archival storage protection technology, providing an RFID anti-interference reading and writing device for a closed environment based on adaptive frequency hopping. The device includes an intelligent cabinet with multiple spaced-apart partitions dividing the cabinet into several independent storage areas. Each partition includes a hollow partition, a hollow tube, a pressure plate, and two sealing plates slidably mounted on top of the hollow partition. The device also includes an air supply mechanism connected to the hollow interior of the partitions. When an archive is placed between two adjacent partitions, the pressure plates on both sides of the archive are pressed together. The pressure plates, through the hollow tube, drive the two sealing plates to slide back-to-back along the top of the hollow partition, releasing airflow nozzles of corresponding area according to the actual thickness of the archive. Dry airflow supplied by the air supply mechanism is ejected from the nozzles, forming an air wall between the archives. This invention separates adjacent archives through the air wall, dispersing accumulated moisture between archives, preventing cross-spread of mold spores, and improving the local airflow organization of the archive storage environment.

The application discloses a kind of grain fermentation device and method based on probiotics, it is related to fermentation technical field, including fermentation tank, still include: impurity removal mechanism, it includes the first transmission shaft rotationally connected in the inside of fermentation tank, slide sleeve is installed in the outside of first transmission shaft and multiple filter components are installed in the outside of slide sleeve, filter component includes the filter frame of fixedly connected on the outer wall of slide sleeve and the filter screen of installation on the outer wall on one side of filter frame;Linkage disc, it is rotationally connected in the inside of fermentation tank;Extension mechanism, it includes the deflector plate of installation on the bottom of filter frame and the adjusting assembly for driving deflector plate rotation;By impurity removal mechanism, the impurities in raw materials are cleaned, reduce the interference of impurities to fermentation process, avoid the problem of pollution caused by mold spores and bacterial mass etc.Impurity, by driving deflector plate to be in inclined state, the raw materials of top area will enter filter frame inside along deflector plate, increase the range of raw materials filtration and impurity removal, improve the sufficiency of impurity cleaning.

The utility model provides a mould slide glass culture device and relates to the field of mould culture. The mould slide glass culture device comprises a box body, a sealing plate is arranged on the front face of the box body, limiting strips are fixedly connected to the left side wall and the right side wall of the sealing plate, two limiting grooves are formed in the box body, a plurality of partition plates distributed at equal intervals are arranged in the box body, and a plurality of pairs of C-shaped plates distributed at equal intervals are fixedly connected to the inner wall of the box body. The two ends of each partition plate are inserted into the corresponding pair of C-shaped plates respectively and are in sliding connection with the corresponding pair of C-shaped plates, the top of each partition plate is fixedly connected with two layer baffles, each pair of layer baffles are jointly and fixedly connected with a plurality of partition plates distributed at equal intervals, the inner bottom of the box body is fixedly connected with a water tank, and sponge is placed in the water tank. The mould slide glass culture device provided by the utility model has the advantages that the occupied space is small, the quantity is large, the humidity is not too high, and the pollution of mould spores to the space is reduced.

The invention discloses a cereal fermentation device and method based on probiotics, and relates to the technical field of ferment.The cereal fermentation device comprises a fermentation tank and further comprises an impurity removal mechanism which comprises a first transmission shaft rotationally connected to the interior of the fermentation tank, a sliding sleeve installed outside the first transmission shaft and a plurality of filtering assemblies installed outside the sliding sleeve; the filtering assembly comprises a filtering frame fixedly connected to the outer wall of the sliding sleeve and a filtering net installed on the outer wall of one side of the filtering frame. The linkage disc is rotationally connected to the interior of the fermentation tank; the extension mechanism comprises a flow guide plate mounted at the bottom of the filter frame and an adjusting assembly for driving the flow guide plate to rotate; impurities floating upwards in raw materials are cleaned through the impurity removal mechanism, interference of the impurities on the fermentation process is reduced, the problem of pollution caused by the impurities such as mycotic spores and bacterial agglomerates is avoided, the guide plate is driven to be in an inclined state, the raw materials in the top area can enter the filter frame along the guide plate, the raw material filtering and impurity removal range is widened, and the fermentation efficiency is improved. And the impurity cleaning sufficiency is improved.

An infection control filter label includes a frame and a filter membrane that covers a window through the frame. The frame may be removably secured to a cover for an item, such as a cushion (e.g., a pillow, a positioner, a mattress topper, a mattress, a seat cushion, etc.), bedding (e.g., a duvet, etc.), or the like to provide a sealed cover for the item. The sealed cover may be impermeable and / or impervious to infectious agents, with the infection control filter label limiting the passage of dust and microorganisms (e.g., fungi, bacteria, mold spores, etc.) from passing therethrough. Thus, the sealed cover may protect its contents from external factors (e.g., sick individuals, etc.) while protecting the environment outside the sealed cover from the contents of the sealed cover. Information about the item may be provided on the frame; for example, by printing, writing, or the like.

The invention relates to the technical field of fermentation, and provides an Aspergillus niger with the preservation number of CCTCC (China Center for Type Culture Collection) NO: M 20251780. According to the invention, a composite leavening agent rich in a plurality of solid state fermentation biological enzyme systems and mold spores is prepared by carrying out solid state fermentation on a preferred multi-enzyme system aspergillus niger strain, and the composite leavening agent is used as a molasses alcohol yeast fermentation functional auxiliary material, so that the fermentation performance of alcohol yeast is greatly improved. The molasses alcohol fermentation speed and the fermentation alcohol content are remarkably improved, the wine yield reaches 93.23%, and the problems that molasses alcohol yeast is unstable in fermentation performance and low in wine yield are effectively solved.

The present invention discloses a mold spore carbon / metal carbide-plasma reduced graphene oxide fiber self-supporting material, a preparation method thereof, and an application thereof as a self-supporting flexible lithium-sulfur battery positive electrode material. The mold spore carbon / metal carbide particles are uniformly spun into a graphene oxide fiber non-woven fabric material by wet spinning technology. The reduced graphene oxide fiber non-woven fabric skeleton has good electrical conductivity; the nano-sulfur particles coated inside the reduced graphene oxide fiber can provide space for the volume expansion of sulfur during the reaction. The polar and catalytic metal carbide has a strong adsorption effect on polysulfides, which can inhibit the "shuttle effect" of polysulfides and catalyze the conversion of polysulfides. Therefore, the prepared composite material has excellent electrical conductivity and flexibility, and as a self-supporting lithium-sulfur battery positive electrode material, it has a high specific capacity and excellent cycle rate performance.