Patents
Literature
59results about How to "Improve the preservation effect" patented technology
Efficacy Topic
Property
Owner
Technical Advancement
Application Domain
Technology Topic
Technology Field Word
Patent Country/Region
Patent Type
Patent Status
Application Year
Inventor
Preparation method of intelligent response degradable fruit and vegetable preservative film based on Janus structure
PendingCN121781351Aslow down the process of corruptionAchieve targeted inhibitionConjugated cellulose/protein artificial filamentsNon-woven fabricsPolymer scienceFilm base
The invention relates to the technical field of food fresh-keeping materials, and discloses a preparation method of an intelligent response degradable fruit and vegetable fresh-keeping film based on a Janus structure, the intelligent response degradable fruit and vegetable fresh-keeping film comprises a hydrophobic layer and a hydrophilic layer, the hydrophobic layer is an electrostatic spinning film formed by compounding eugenol-loaded ZIF-8 nano-particles and polylactic acid, and the hydrophilic layer is an electrostatic spinning film formed by compounding eugenol-loaded ZIF-8 nano-particles and polylactic acid. The hydrophilic layer is an electrostatic spinning membrane formed by compounding chitosan and gelatin, the surface of the hydrophobic layer is covered with the hydrophilic layer through an electrostatic spinning technology, the ZIF-8 nanoparticles are synthesized through a room-temperature stirring method, and synthesis raw materials are a 2-methylimidazole methanol solution and a zinc nitrate methanol solution. By means of the pH response characteristic of the ZIF-8 nano-particles, pH value change signals generated in the early stage of fruit and vegetable putrefaction can be sensitively captured, loaded antibacterial components are accurately released through ZIF-8 framework dissociation, targeted inhibition on putrefying bacteria is achieved, passive protection is converted into active intervention, the fruit and vegetable putrefaction process is effectively delayed, the fresh-keeping effect is improved, and the fresh-keeping time is prolonged.
Owner:SHIHEZI UNIVERSITY
Application of lactobacillus delbrueckii
PendingCN110024850AGood at inhibiting harmful bacteriaImprove the preservation effectFruit and vegetables preservationLactobacillusBacteria coliformsFruits and vegetables
The embodiment of the invention discloses application of lactobacillus delbrueckii. The application is characterized in that the lactobacillus delbrueckii is applied to inhibition of mesophilic aerobic bacteria, saccharomycetes, mould and coliform bacteria. The lactobacillus delbrueckii has a preservation number of CGMCC No.11247. In the lactobacillus delbrueckii activating process, bacteriocin can be generated and can remarkably inhibit the mesophilic aerobic bacteria, saccharomycetes, mould and coliform bacteria on the surfaces of fruits and vegetables, so that the preservation effect of thefruits and vegetables can be improved. Furthermore, secondary metabolites of the lactobacillus delbrueckii can be biodegraded and digested by human bodies, and are healthy and harmless to human bodies.
Owner:LANZHOU UNIVERSITY
Cement storage device capable of preventing caking
ActiveCN224198223Ureduce exposureNo accumulation and squeezingBio-packagingContainers preventing decayDesiccantClassical mechanics
The utility model discloses an anti-caking cement storage device which comprises a supporting base, a supporting shaft is rotationally connected to the supporting base, a containing cylinder is fixedly connected to the top end of the supporting shaft, a driving assembly used for driving the supporting shaft to rotate is arranged on the supporting base, and the circumferential side edge of the containing cylinder is open. A plurality of partition plates are evenly and fixedly connected into the containing cylinder, a sleeve is arranged on the outer side of the containing cylinder, an opening is formed in the sleeve, the size of the opening is matched with that of the cavity, a sealing assembly is arranged at the position, corresponding to the opening, of the sleeve, inserting openings are formed in the positions, corresponding to the cavity, of a top plate of the containing cylinder, and drawing boxes are connected into the inserting openings in an inserted mode. And a solid drying agent is filled in the drawing box. According to the device, by arranging the supporting base, the supporting shaft, the containing barrel, the partition plate, the sleeve, the fixing frame, the opening, the baffle, the guide rod, the inserting opening and the drawing box, bagged cement is separately and independently stored, loading and unloading are convenient, and the solid drying agent is convenient and fast to replace.
Owner:JINGNING COUNTY HAOFANG BUILDING MATERIALS CO LTD
Convenient packaging box
ActiveCN224117900UImprove practicalityavoid contactClosure with auxillary devicesContainers to prevent mechanical damageStructural engineeringPackaging Case
Owner:苏州琪琪包装有限公司
A cold machine regulation method and system for cold chain logistics
The application discloses a cold machine regulation and control method and system for cold chain logistics, and relates to the technical field of cold machine regulation and control. The cold machine regulation and control method for cold chain logistics collects environment data, cargo state data and cold machine operation state data of a cold chain carriage; performs feature mining and evaluation processing on the cold machine operation state data, extracts a cold machine health evaluation value, and estimates a cold machine effective refrigerating capacity; performs classification analysis and fusion processing on the environment data and the cargo state data to obtain a heat load demand of the cold chain carriage; based on the cold machine effective refrigerating capacity and the heat load demand, a comprehensive cost function is constructed, and multi-objective dynamic optimization solving processing is performed to obtain a cold machine control sequence. The cold machine is regulated and controlled through the cold machine control sequence, so that the cold machine output is dynamically adapted to the actual demand of the carriage, the deterioration of goods caused by insufficient refrigerating capacity is effectively avoided, the preservation effect in the process of goods transportation is improved, and the control precision is improved.
Owner:JINPAI FUJIAN VECHICLE AIR CONDITION CO LTD
Serum protein active water film vacuum fresh-keeping glass bottle packaging device
ActiveCN224198201UHelps with thermal insulationHelps protectLighting and heating apparatusDomestic cooling apparatusMedicineProcess engineering
The utility model relates to the technical field of cosmetic packaging, in particular to a serum protein active water film vacuum fresh-keeping glass bottle packaging device. The device comprises a storage assembly and a pumping assembly, the pumping assembly is connected with the storage assembly and extracts objects stored in the storage assembly outwards, the pumping assembly is externally connected with a smearing assembly, sealing assemblies are installed on the storage assembly and the smearing assembly, and the sealing assemblies control opening and closing installation. The storage assembly is designed to be in vacuum sealing, contact between oxygen in air and a serum protein active water film is remarkably reduced, the oxidation risk is reduced, the shelf life of the product is prolonged, the pumping assembly can accurately control the dosage extracted each time, waste is avoided, meanwhile, it is ensured that the dosage used each time is consistent, and the service life of the product is prolonged. The pumping mechanism reduces the opportunity that fingers of a user make direct contact with the product, pollution risks are reduced, product sanitation is guaranteed, the external smearing assembly is designed to be suitable for direct use, intermediate operation steps are reduced, and the user can smear the product easily.
Owner:NEW FEIZI (SHANDONG) BIOTECHNOLOGY CO LTD +1
Refrigerator control method, controller, refrigerator and storage medium
PendingCN121855162Aavoid lostsmall fluctuationLighting and heating apparatusCooling fluid circulationIceboxControl engineering
The embodiment of the invention provides a control method of a refrigerator, a controller, the refrigerator and a storage medium, the control method of the refrigerator is applied to the refrigerator, and the refrigerator is in communication connection with a server; the method comprises the following steps: acquiring food material information of put food materials, and sending the food material information to a server; and receiving a target working strategy of the compressor fed back by the server based on the food material information, and controlling the compressor according to the target working strategy. Due to the fact that the refrigerator is in communication connection with the server, the refrigerator can control the compressor according to the target working strategy, fed back by the server based on the food material information, of the compressor, and the temperature in the refrigerator is kept in a relatively stable state all the time; and the loss of the existing food materials in the refrigerator caused by dramatic temperature change is avoided, so that the temperature fluctuation is reduced, and the fresh-keeping effect is improved.
Owner:HEFEI MIDEA REFRIGERATOR CO LTD +2
Molybdenum oxide-molybdenum disulfide@polytannic acid electrode materials, their preparation methods and applications
ActiveCN121075823Bless side effectsreduce churn rateHybrid capacitor electrodesHybrid/EDL manufactureEngineeringMaterials science
This invention belongs to the field of supercapacitor technology, specifically relating to a molybdenum oxide-molybdenum disulfide@polytannic acid electrode material, its preparation method, and its applications. Using molybdenum foil as the current collector and electrode, this invention prepares a molybdenum oxide-molybdenum disulfide electrode using electrochemical oxidation and hydrothermal methods. A polytannic acid coating is deposited on its surface to prepare a biodegradable molybdenum oxide-molybdenum disulfide@polytannic acid electrode. This electrode is then sandwiched with a biodegradable gel electrolyte and encapsulated with a biodegradable encapsulation material to construct a biodegradable supercapacitor with self-discharge suppression capabilities. By depositing a polytannic acid coating on the surface of the supercapacitor electrode, its self-discharge behavior is suppressed. The polytannic acid coating can prevent parasitic Faraday reactions of impurity ions on the electrode surface and prevent charge transfer, thereby suppressing the capacitor's self-discharge behavior. Simultaneously, the electrode, electrolyte, and encapsulation material can all degrade in simulated body fluids, potentially opening up applications in implantable medical electronic devices.
Owner:ANHUI UNIVERSITY OF TRADITIONAL CHINESE MEDICINE
A snail antifreeze protein and its preparation method and application
The application discloses a snail anti-freezing protein and a preparation method and application thereof, and relates to the technical field of anti-freezing. The amino acid sequence of the anti-freezing protein is shown as SEQ ID NO:1. The protein has a high proportion of hydrophilic and hydrophobic amino acids, and shows obvious thermal hysteresis activity and ice crystal recrystallization inhibition capacity. The application further provides a preparation method of the protein, which comprises extraction from a snail body or recombinant expression through genetic engineering.
Owner:SHIHEZI UNIVERSITY
A fresh-keeping packaging box for apple transportation
ActiveCN224278059Ureduce collisionless squeezeClosure with auxillary devicesContainers preventing decayMicroorganismInterior space
This utility model discloses a fresh-keeping packaging box for apple transportation, relating to the field of apple transportation technology. The technical solution includes a box body with two sliding plates fixed inside. Multiple slots are provided on one side of each sliding plate. Multiple partition components are provided inside the box body. Each partition component includes a partition shell located inside the box body. A limiting groove is provided on one side of the partition shell, and a sealing plate is provided inside the limiting groove. A grid plate is fixed on the top of the sealing plate. Side blocks are fixed on both sides of the partition shell. The beneficial effects are: reducing collisions and compression between apples, greatly reducing the probability of mechanical damage to apples, thereby reducing transportation losses; rationally setting the distance between adjacent partition components improves the utilization rate of the internal space of the box, reducing transportation costs; ice packs can be placed inside the partition shell to lower the temperature inside the box, inhibiting the respiration of apples and the growth and reproduction of microorganisms, thus extending the shelf life of the apples.
Owner:JINGNING COUNTY LVMU FRUIT CO LTD
A food processing, storing and preserving device
The utility model relates to food storage fresh -keeping device technical field, concretely is a kind of food processing storage fresh -keeping device, including fresh -keeping box, the upper portion of fresh-keeping box is provided with upper storage box, the lower portion of fresh-keeping box is provided with lower storage box, the inside sliding connection of upper storage box has N type frame, the inside of N type frame is provided with storage box, the inner chamber top of lower storage box is provided with partition, the bottom of partition is provided with corrugated partition pipe, this food processing storage fresh -keeping device, by the inside sliding connection of upper storage box N type frame, N type frame is pulled out the inside of upper storage box, the storage box embedded in the inside of N type frame can be expanded to both ends under the fixed effect of sliding block, it is convenient to place and take food, the partition set in the inside of storage box can reduce the damage due to accumulation in the storage process of food, improve the convenience and fresh -keeping effect of food storage.
Owner:ZIXI YIJUE CULTURE DEV CO LTD
Rack for wine cabinet, wine cabinet
ActiveCN224387029UReduce the risk of hanging in the airReduce the risk of fallingCocktail cabinetsFurniture partsStructural engineeringWine cooler
The application relates to the technical field of furniture and household appliances, and discloses a wine rack for a wine cabinet, which comprises a first rib assembly, a second rib assembly and a wine rack. The first rib assembly is fixedly arranged on the wine cabinet; the second rib assembly is also fixedly arranged on the wine cabinet and located directly below the first rib assembly; the first rib assembly and the second rib assembly are of the same structure and each comprises a first rib and a second rib arranged at the back side of the first rib, wherein the front end of the first rib is provided with a plug-in part, and the second rib is provided with a hanging part; the wine rack is movably arranged on the first rib assembly and / or the second rib assembly, so that the wine rack can be placed horizontally on the first rib assembly or the second rib assembly, or one end of the wine rack is hung on the hanging part of the second rib of the first rib assembly and the other end is fixed on the plug-in part of the first rib of the second rib assembly, so that the wine rack can be placed obliquely. Therefore, the risk of swinging of the wine rack in the air is reduced, and the storage effect of wine is improved. The application further discloses a wine cabinet.
Owner:QINGDAO HAIGAO DESIGN & MANUFACTURING CO LTD
A preservation device for processing agricultural and sideline products
This utility model discloses a preservation device for processing agricultural and sideline products, including a preservation box with multiple vertically distributed storage compartments fixed inside. A rotating shaft, rotating in tandem with the storage compartments, is rotatably connected inside the preservation box. Multiple leveling components, corresponding to the storage compartments, are fixed to the outer wall of the rotating shaft. This preservation device for processing agricultural and sideline products achieves synchronous processing of materials in multiple storage compartments by driving the rotating shaft and the multiple leveling components to rotate synchronously through the rotating components. Through the linkage of the rotating plate, elastic component, mounting plate, and leveling rod in the leveling component, the rotational motion is converted into a gentle leveling and agitating action on the surface of the materials. The elastic component ensures that the force when the leveling rod contacts the materials is flexibly adjustable, effectively turning the materials while avoiding mechanical damage to the surface of agricultural products from rigid impacts. This spreads and disperses accumulated agricultural and sideline products, facilitating their preservation and improving their preservation effect.
Owner:ENSHI TUJIADONG SELENIUM HEALTH TECH DEV CO LTD
A fresh-cut fruit and vegetable preservation packaging box
This utility model discloses a fresh-cut fruit and vegetable preservation packaging box, which includes an outer box body with a lid on one side. A preservation component is located on the top of the lid. An inner box body is installed inside the outer box body, forming a ventilation channel between the outer and inner boxes. Multiple through slots are formed inside the inner box body. A partition is fixedly connected to the inner wall of the outer box body. Several drainage holes are formed at the bottom of the inner box body and inside the partition. A water storage cavity is formed at the bottom of the outer box body below the partition. The preservation component includes a placement box fixedly installed on the top of the lid, and a sealing cap is installed on the top of the placement box. This utility model solves the problem that most existing fruit and vegetable packaging boxes are made of transparent plastic, which has poor preservation effect when storing fruits and vegetables. After a long period of storage, the freshness of fruits and vegetables gradually decreases, easily leading to spoilage or rot, making them inedible and wasting resources.
Owner:SHITULI PACKAGING MATERIALS (YANGZHOU) CO LTD
A storage rack for transporting agricultural products
PendingCN122078804AMoisturize evenlyContinuous moisturizingSpraying apparatusStorage devicesAgricultural scienceAgricultural engineering
This invention provides a storage rack for transporting agricultural products, relating to the field of agricultural product transportation. Its features include: a storage rack body, a loading / unloading mechanism, and a spraying mechanism; the loading / unloading mechanism and the spraying mechanism are respectively installed on the storage rack body; the loading / unloading mechanism includes multiple frames, several rollers, multiple conveyor belts, and several auxiliary shafts. The advantages of this invention are: by integrating an automatic spraying mechanism and an automatic loading / unloading mechanism, it effectively solves two major problems in agricultural product transportation. Its spraying system, through a reciprocating water collection tank and atomizing nozzles, can evenly and continuously moisturize fruits and vegetables, preventing wilting due to water loss, and avoiding the inaccuracies of manual watering; the loading / unloading mechanism, composed of conveyor belts and rollers, with an anti-slip design, can automatically transport goods from deep within the rack to the front, greatly reducing manual labor intensity and avoiding damage from bumps and squeezing caused by reaching out to retrieve goods.
Owner:TANGSHAN KENZHI AGRICULTURAL TECHNOLOGY CO LTD
Refrigeration air duct components and refrigerator
The refrigeration air duct assembly and refrigerator of this application include an air duct housing, an evaporator, and a fan. The air duct housing forms a first air duct, a second air duct, and a diversion air duct. The first air duct and the second air duct are connected. The diversion air duct is independently arranged relative to the first and second air ducts. The air duct housing is provided with a first air outlet and a second air outlet, which are correspondingly arranged and surround the corresponding first air outlet. The second air outlet is connected to the diversion air duct, and the first air outlet is connected to the second air duct. The evaporator is housed in the first air duct and connected to the air duct housing. The fan is arranged in the passage connecting the first and second air ducts and connected to the air duct housing. This allows the refrigeration air duct assembly to mix some of the hot air in the refrigerator compartment with the low-temperature cold air passing through the evaporator in advance. This mixing process can significantly increase the final outlet temperature of the air delivered into the refrigerator compartment.
Owner:NINGBO FOTILE KITCHEN WARE CO LTD
Eupolyphaga preserved egg and preparation method thereof
PendingCN121774187AEven and tight fitIncrease productivityEggs preservation by coatingAnimal feeding stuff
The invention relates to the technical field of food, and provides a ground beetle preserved egg and a preparation method thereof.The preparation method comprises the steps of fresh egg selection, material puree preparation, egg wrapping with puree and salting, egg white gel of the obtained ground beetle preserved egg shows an attractive semitransparent golden yellow color, the yolk shows soft faint yellow to golden yellow, and the taste is good. On the basis of reserving the nutritional ingredients of the ground beetle eggs, the ground beetle eggs have soft and fine taste and light and easy texture, better-quality, healthy and delicious preserved egg products are brought to the market, and pursuit and expectation of vast consumers for high-quality food are met.
Owner:YILING KANGKANG HEALTH TECH CO LTD
Secondary batteries and electrical devices
PendingCN122091683AAffect cycle lifeplay a limiting roleCell component detailsSecondary cells servicing/maintenancePolyesterElectrical battery
This application discloses a secondary battery and an electrical device. The secondary battery includes electrode plates and a composite separator, the composite separator being located on one side of the electrode plates. The composite separator includes a first base film, a second base film, and a gel electrolyte located between the first and second base films. The gel electrolyte includes at least one of a polyether compound and a polyester compound. This secondary battery exhibits good cycle performance.
Owner:CONTEMPORARY AMPEREX TECHNOLOGY CO LTD
Reinforcing structure for refrigerator door body support
ActiveCN224262043UImprove bending abilityImprove rigidityLighting and heating apparatusDomestic cooling apparatusCold airIcebox
The utility model relates to the technical field of refrigerator door body supports, in particular to a reinforcing structure for a refrigerator door body support, which comprises a support body, the left side of the lower end of the support body is fixedly connected with a reinforcing plate, the right side of the support body is clamped with a reinforcing frame, a reinforcing rod is inserted on the support body, and the lower end of the reinforcing rod is sleeved with a nut. Abrasion and aging caused by frequent opening and closing of the door body or environmental factors (such as moisture and high temperature) are reduced, the reinforcing rods are fastened through nuts, looseness caused by vibration or impact is avoided, the reliability of the overall structure is improved, the reinforcing structure effectively prevents the door body from drooping or inclining due to self weight or external force, it is ensured that the door body is tightly attached to the refrigerator body, and the service life of the refrigerator is prolonged. Cold air leakage is reduced, energy consumption is reduced, the fresh-keeping effect is improved, the rigidity of the support is improved through the reinforcing structure, shaking and vibration generated when the door body is opened and closed are reduced, and therefore noise is reduced, and the service life of accessories such as hinges and sealing strips is prolonged.
Owner:QINGDAO XINGLONG PRECISION IND CO LTD
Multi-layer silage pit
ActiveCN224178703Uefficient collectionEfficient emissionsAgriculture tools and machinesFeeding-stuffCrop livestockFishery
The utility model relates to a multi-layer silage silo, and belongs to the field of livestock feed storage. The device comprises a bottom surface and a plurality of parallel side walls which are vertically arranged, and a storage space is defined by the bottom surface and the side walls. Detachable hollow partition plates are arranged in the space to vertically divide the storage space into a plurality of storage layers. Corresponding notches are formed in the bottom face and the partition plate, the notch in the bottom face is communicated with the water storage pool, and the notch in the partition plate is communicated with the inner cavity and used for collecting and discharging percolate. A flow guide channel is formed in the side wall and connected with each sewage draining outlet, so that seepage is rapidly drained, and retention and mildew are prevented. And the porous cover plate and the filter holes can effectively prevent blockage and odor. Stairs are arranged on the side walls to facilitate operation. A closed oxygen-free environment is formed after the silage film is covered, feed fermentation is promoted, and the storage quality is improved. The device is compact in structure, efficient in liquid drainage and suitable for large-scale preparation and storage of silage.
Owner:SICHUAN ACADEMY OF AGRICULTURAL MACHINERY SCIENCES
Refrigeration equipment
PendingCN121993956AImprove the preservation effectLighting and heating apparatusDomestic refrigeratorsFood materialAir conditioning
The invention discloses refrigeration equipment which comprises a chamber, an oxygen adjusting module, an oxygen adjusting gas path and a gas adjusting container. An oxygen regulating gas path is communicated with the oxygen regulating module and the chamber and supplies oxygen regulating gas flow to the chamber; the controlled atmosphere container is contained in the compartment and provided with a selective breathable film for oxygen to pass through. According to the air conditioning device, the oxygen conditioning air flow is supplied to the interior of the chamber through the oxygen conditioning air path, and oxygen in the oxygen conditioning air flow supplied to the interior of the chamber can enter the air conditioning container through the selective breathable film; the oxygen concentration in the controlled atmosphere container is greater than the oxygen concentration in the air, so that an oxygen-enriched environment is formed, or the oxygen in the controlled atmosphere container is discharged through the selective breathable film, and then the oxygen concentration in the controlled atmosphere container is less than the oxygen concentration in the air, so that an oxygen-poor environment is formed; the oxygen-enriched environment and the oxygen-deficient environment can improve the fresh-keeping effect on the food materials.
Owner:QINDAO HAIER REFRIGERATOR CO LTD +1
Sealed storage device for naphthenic oil storage
ActiveCN224131863UImprove preservation qualityGuaranteed storage environmentLarge containersTank wagonsThermodynamicsWater circulation
The utility model discloses a sealed storage device for naphthenic oil storage, which relates to the technical field of storage devices and comprises a tank body, a storage port is arranged at the top of the tank body, a discharge port is arranged on one side of the bottom of the tank body, and the tank body is provided with a water circulation cooling component and a stirring component. According to the technical scheme, the water circulation cooling assembly is arranged, specifically, during storage, cooling liquid is poured into the first inner cavity through the first connector, then flows into the second inner cavity through the first opening and the second opening and then circulates out through the second connector, water cooling heat exchange is adopted, the storage environment of the storage device is guaranteed, and the service life of the storage device is prolonged. The storage quality of the naphthenic oil is improved.
Owner:NINGBO JINMANCHENG NEW MATERIALS CO LTD
A constant temperature delivery case
ActiveCN224645608UGood constant temperature effectExtend freshness
The utility model discloses a constant temperature distribution box relates to vegetables distribution technical field, aims at solving when distribution box is placed in outside environment, and the cold storage agent in the box can gradually melt, leads to heat to be unable to be delivered to the cold source depth efficiently, finally leads to the whole constant temperature performance to be not good, effective fresh -keeping time shortening's problem. Its technical scheme main points are: including the box with the side plate, the fixed connection with having a plurality of exhaust holes's fixed sheet of box inner wall, is installed between fixed sheet and the fan of box bottom. The utility model discloses a fan, gas pipe, the setting of heat conduction sheet, to this realizes the effect of the air in the box to carry out self -circulation, exports the hot gas in the box and converts into the cold gas again and then sends back to the box, realizes the temperature in the box always keeps low -temperature state, improves the constant temperature effect of distribution box, improves the fresh -keeping time of vegetables.
Owner:ZHEJIANG HONGGENG AGRICULTURAL DEVELOPMENT CO LTD
A respiration triggered Ag3PO4@g-c3n4 nanomaterial protective antibacterial mask
PendingCN122681313AExcellent simulation activityThe production of efficient catalysis
The application is suitable for the technical field of personal protection products, and particularly relates to a breathing action triggered Ag3PO4@g-C3N4 nanometer material protective antibacterial mask, which comprises a mask body and an ear band, and further comprises: the mask body is in a layered structure, and comprises an outer waterproof layer, an antibacterial filter layer and an inner air-permeable layer which are sequentially arranged from outside to inside; the antibacterial filter layer is a melt-blown cloth layer loaded with Ag3PO4@g-C3N4 and sodium percarbonate. The application utilizes the excellent peroxidase simulation activity of the Ag3PO4@g-C3N4 composite nanometer enzyme, can efficiently catalyze hydrogen peroxide to generate hydroxyl radicals, and improves the inactivation efficiency of pathogenic microorganisms; adopts sodium percarbonate as a solid hydrogen peroxide source, avoids the problems of easy decomposition and poor storage stability of liquid hydrogen peroxide, and improves the product storage performance; utilizes the human body respiratory moisture or environmental humidity to activate the antibacterial system, and the antibacterial system can continuously exert the antibacterial effect without light, electric stimulation or additional disinfectant.
Owner:ANHUI AGRICULTURAL UNIVERSITY
Fresh-keeping control method and device, electronic equipment and fresh-keeping system
ActiveCN117622680BImprove the preservation effectLow corrosion rateLighting and heating apparatusPackaging under vacuum/special atmosphereProcess engineeringRefrigeration
The present application relates to a kind of fresh-keeping control method, device, electronic equipment and fresh-keeping system, wherein fresh-keeping control method includes: obtaining the object information of the object in the first space and the environment information of the environment where the object is directly or indirectly located;Extract the weight information of the object in the object information;Determine the refrigeration and humidification strategy based on the weight information and the environment information;According to the refrigeration and humidification strategy, refrigeration and humidification are carried out in the first space.This application embodiment determines the refrigeration and humidification strategy by combining the weight information of the object and the environment information of the environment where the object is directly or indirectly located, which can consider the influence of the heat released by the respiration of the object on the environment temperature, make the refrigeration and humidification control in the fresh-keeping basket device more matched with the actual refrigeration and humidification demand of the object, and then improve the preservation effect of the object, reduce the spoilage rate of the object.
Owner:GREE ELECTRIC APPLIANCE INC OF ZHUHAI
Reagent bottle storage device with uniform mixing structure
ActiveCN224159649Uwell mixedavoid separationBottlesContainers to prevent mechanical damageElectric machineGear wheel
The utility model belongs to the technical field of reagent bottle storage devices, and particularly relates to a reagent bottle storage device with a uniform mixing structure, which comprises a control box and a control panel mounted on the side edge of the control box, a protection frame is mounted at the top end of the control box, and a cover plate is rotatably connected to the surface of the top end of the protection frame; according to the reagent bottle storage device, reagent bottle bodies are placed on the surface of the storage rack, meanwhile, the stability of placement of the reagent bottle bodies is guaranteed through the use of the petal strips, meanwhile, the rotating motor is started, the reagent bottle bodies are placed on the surface of the storage rack, and therefore the reagent bottle bodies can be conveniently stored. At the moment, a driving gear rotates and drives a driven gear to synchronously rotate, a storage rack on the surface of a supporting plate rotates at a constant speed, and a reagent bottle body on the storage rack rotates at a constant speed, so that reagents in the reagent bottle body are conveniently and uniformly mixed, the separation of the reagents is avoided, and the storage effect is improved.
Owner:FUZHOU HANBAIKANG BIOTECHNOLOGY CO LTD
A fresh-keeping composite film for green leaf vegetables containing nicotinamide and a preparation method thereof
ActiveCN119529456BAdvantages of fresh preservation effectImprove gas transmissionFlexible coversWrappersAcetic acidComposite film
The application relates to the field of new packaging materials, and provides a composite film for fresh-keeping of green leaf vegetables and a preparation method thereof, main raw materials of the composite film including a base material, citric acid, glacial acetic acid and nicotinamide; the base material is a mixture of chitosan and polyvinyl alcohol; the preparation method is that chitosan and polyvinyl alcohol are dissolved and mixed, then a nicotinamide solution is added, stirring and ultrasonic treatment are conducted to uniformly distribute the components, and finally a flow casting process is adopted to form a film. The composite film can effectively delay oxidation and corruption of green leaf vegetables, and significantly prolong the shelf life of the green leaf vegetables. The composite film has good mechanical properties and flexibility, and is suitable for various fresh-keeping applications. The preparation process is simple, easy for large-scale production, the material is environment-friendly and biodegradable, and the composite film has a wide application prospect.
Owner:SHANDONG AGRICULTURAL UNIVERSITY
Refrigerator and control method thereof
PendingCN121993964AReduce energy consumptionAchieve freshness goalsLighting and heating apparatusDomestic refrigeratorsThermodynamicsIcebox
The invention provides a refrigerator and a control method thereof. The refrigerator comprises a first fresh-keeping chamber and a second fresh-keeping chamber, and the specific gas adjusting volume ratio of the first fresh-keeping chamber to the second fresh-keeping chamber is A: B; the gas treatment module is used for forming fresh-keeping gas for adjusting the content of specific gas; the first gas distribution channel communicates with the gas treatment module and the first fresh-keeping chamber, so that fresh-keeping gas flows to the first fresh-keeping chamber from the gas treatment module; the second gas distribution channel communicates with the gas treatment module and the second fresh-keeping chamber so that fresh-keeping gas can flow to the second fresh-keeping chamber from the gas treatment module, the first gas distribution channel and the second gas distribution channel are arranged in parallel, and the minimum cross sectional area ratio of the first gas distribution channel to the second gas distribution channel is C: D; wherein A is greater than or equal to B, C is greater than or equal to D, and the ratio of C to D is between A: 4B / 5 and A: 6B / 5; or, A < B, C < D, and C: D is between A: 4B / 5 and A: 6B / 5.
Owner:QINDAO HAIER REFRIGERATOR CO LTD +1
Refrigerator and its control method
ActiveCN113566472BReduce or avoid the impact of accuracyAccurately monitor gas content changesIceboxProcess engineering
This invention provides a refrigerator and its control method. The refrigerator includes a gas content detection device configured to detect the gas content of a target gas within the refrigerator's storage compartment. The control method includes: acquiring the gas content detection value of the target gas; acquiring an aging offset coefficient and a temperature compensation coefficient for the gas content detection value; correcting the gas content detection value based on the aging offset coefficient and the temperature compensation coefficient to obtain a corrected gas content value; determining whether the difference between the corrected gas content value and a set standard gas content value exceeds a first set threshold; and if so, driving the refrigerator to issue a first alert signal. By using the aging offset coefficient and the temperature compensation coefficient to correct the gas content detection value, the refrigerator can accurately monitor changes in gas content, thereby reducing or avoiding the influence of aging and temperature on the accuracy of the detection results, and improving the accuracy of the refrigerator's gas content monitoring process.
Owner:QINGDAO HAIER SMART TECH R & D CO LTD
Novel salad bowl
The utility model relates to a novel salad bowl. The bowl cover composed of the cover plate and the sealing ring is designed for the bowl body, the cover plate is made of transparent glass, the bowl cover is visually designed, the condition of food in the bowl can be conveniently observed, use convenience is improved, the silica gel sealing ring is adopted to guarantee the sealing effect, the oxidation process of the food is delayed, and the food fresh-keeping effect is improved; water in the bowl can flow out conveniently, and food materials are prevented from being soaked to affect the taste of the food materials. When the bowl is used in cooperation with the base, the bowl body can be anti-skid and supported, it is guaranteed that the bowl body is placed stably, meanwhile, water flowing out can be received, and it is avoided that water flows to the outside to affect sanitation. The base and the bowl body are installed in an inserted and matched mode and are convenient to disassemble, clean and use.
Owner:JIANGMEN SHANGWEI KITCHENWARE CO LTD