30results about How to "Guaranteed preservation" patented technology

The invention relates to a medical instrument storage information management method and system, and relates to the technical field of information management. The method comprises the following steps: automatically acquiring medical instrument information of a plurality of medical instruments by using an image recognition technology and a multi-dimensional sensor, and preprocessing and standardizing the acquired medical instrument information to obtain preprocessed data; according to the preprocessed data, determining the current optimal inventory of the medical apparatus and instruments; calculating a preferential use index of each medical device according to the preprocessed data; monitoring the current storage environment of the medical instrument in real time, and calculating a corresponding environment risk index; automatically generating a current replenishment suggestion for the medical apparatus based on the historical data of replenishment of the medical apparatus and the prediction model; and according to the optimal stock amount, the preferential use index, the environmental risk index and the replenishment suggestion, optimizing a warehouse management strategy of the medical apparatus and instruments. According to the invention, the efficiency and accuracy of medical instrument warehouse management can be improved.

The invention relates to the technical field of intelligent eye medicine boxes, and discloses an intelligent eye medicine box and a control method thereof.The eye medicine box is divided into a plurality of compartments for storing different types of medicine, and a sensor is arranged in each compartment to detect the weight of the medicine in real time; and accurately calculating the residual amount of the medicine by combining the initial weight data of the medicine, the dosage of the medicine currently used by the user, the last time of using the medicine by the user, the weight of the medicine in the last time and the total number of times of using the medicine by the user. Furthermore, the future drug use dosage and use rate are predicted through a machine learning model, the remaining amount is optimized based on the prediction results and the real-time weight data, the optimized remaining amount is obtained, and the optimal remaining amount is calculated according to the optimized remaining amount and the future drug use rate. Specifically, firstly, the accuracy of medicine management is remarkably improved through a smoke and flame identification method, it is ensured that a patient can use medicine on time according to the amount, and the poor treatment effect caused by missed taking or wrong taking is avoided;

The invention belongs to the field of temperature regulation and control, and particularly discloses a chemical medicine storage cabinet temperature regulation and control method and system, and the method comprises the steps: firstly, carrying out the temperature conformity analysis, dividing regions through internal partition plates, collecting the temperature, and judging whether the temperature in a storage cabinet meets the requirements or not; if not, external environment regulation is carried out, the external environment temperature is collected, the deviation coefficient of the external environment temperature is determined, and the target regulation temperature is set. And then temperature uniformity analysis is carried out, the temperature of the set acquisition points of each region after regulation and control is acquired, a temperature distribution uniformity index is obtained, and regions with non-uniform temperature distribution are screened out. And finally, carrying out temperature uniformity adjustment, collecting the temperature of each collection point in the non-uniform areas, analyzing the temperature influence coefficient, further analyzing the target regulation distance between the internal partition plate and the cabinet wall, and carrying out adjustment, thereby realizing effective control on the temperature of the chemical medicine storage cabinet, and ensuring a proper medicine storage environment.

The utility model discloses a gene detection kit which comprises a movable seat, a kit body, a supporting plate, a lead screw assembly and a lifting seat, a plurality of electric telescopic supporting legs are installed at the bottom of the movable base, and a control system is installed on the movable base. The top of the box body is detachably connected with an end cover, and a refrigerating element is mounted on the box body; the supporting plate is fixedly mounted on the inner wall of the box body, and a plurality of positioning through holes are formed in the supporting plate; the two lead screw assemblies are arranged side by side and installed on the two opposite inner side walls of the box body correspondingly. The two ends of the lifting base are installed on the sliding sleeves of the two sets of lead screw assemblies correspondingly, and a plurality of U-shaped grooves are formed in the top face of the lifting base and right face the positioning through holes correspondingly. Wherein a temperature sensor is arranged in the box body. According to the kit, the temperature in the kit body can be accurately monitored and adjusted, samples can be conveniently and quickly taken out, the working efficiency and the stability of the samples are improved, and the accuracy of subsequent gene detection results is improved.

The application discloses a kind of preparation methods of south Shaanxi flavor bean curd, belong to the technical field of soy products processing.The method includes time selection, acid water production, embryo production, embryo natural fermentation, seasoning production and fermented bean curd pickling and the like steps, under the natural temperature conditions in south Shaanxi region winter, using the acid water obtained by vegetable natural fermentation to point slurry, and under the condition of not inoculating artificial culture strain, solid-state natural fermentation and post-ripening fermentation are carried out to the embryo.By solid-state fermentation and continuous post-ripening, the stable flavor and good texture of bean curd are formed without relying on food additives.The process flow of the method is clear, the operation condition requirement is low, the finished product flavor is mellow, the nutrition conversion is sufficient, and the method has good safety, repeatability and popularization and application value.

The application provides a disk formatting method and terminal, wherein key data is stored in a preset initial configuration space, so that a boot program can directly find the key data in the initial configuration space and does not need to enter an operating system, thereby achieving that the key data of the terminal can be acquired in a boot stage when the terminal is formatted in batches. In addition, before the disk is formatted, the key data is written into a memory for backup, so that the key data is prevented from being lost during formatting, and the key data of the terminal is ensured to be still stored in the disk after the formatting operation.

The invention discloses a novel-structure precision bearing for a CT machine without blocking holes. The novel-structure precision bearing comprises an outer ring, an inner ring, steel balls, sealing rings and a retainer. The opposite side walls of the outer ring and the inner ring are provided with raceways, the retainer is arranged in the raceway between the outer ring and the inner ring, and the steel balls are positioned in the raceways and are arranged in the retainer in a rolling manner; the sealing ring is divided into an upper seal and a lower seal, the cross section of the upper seal and the cross section of the lower seal are linear, the upper seal is connected to the inner wall of the outer ring and seals the upper portion of the roller path, and the lower seal is connected to the outer wall of the inner ring and seals the lower portion of the roller path; an oil injection hole is formed in the inner ring, an oil cup is arranged on the oil injection hole, the oil cup is filled with lubricating oil, and the lubricating oil is attached to the steel balls through the oil injection hole. The contact surface of the raceway and the steel balls is increased, no hole is blocked, the operation stability of the bearing is improved, and noise is reduced.

The utility model provides a low-temperature dry preservation device for preparing medical intermediates, and relates to the technical field of medical intermediates, the low-temperature dry preservation device comprises a device shell, a fan, a partition plate, an insertion pipe, a connecting pipe, a flow dividing pipe and an air hole, the fan is installed on one side of the top end of the device shell, and the connecting pipe is installed at the air outlet end of the fan; a mounting hole is formed in the inner wall of one side of the device shell, the connecting pipe is arranged in the mounting hole, three groups of flow dividing pipes are mounted on the connecting pipe, three groups of partition plates are mounted in the device shell, and an inserting pipe is mounted in the middle of one side of each of the three groups of partition plates. The fan inputs external air through the connecting rod, the air is input into the partition plate through the flow dividing pipe and the inserting pipe, the air flows through the air holes, the storage tank is placed above the partition plate, the flowing speed of the air on the partition plate is increased, the air near the storage tank is kept flowing, and the ventilation and drying effects are achieved.

The utility model relates to the technical field of biomedical equipment, and discloses a cooling instrument which comprises a cooling instrument shell, a top cover and a control panel, an opening is formed in the upper end of the cooling instrument shell, a Stirling cryocooler is arranged in the cooling instrument shell, a heat preservation frame is arranged at the opening in the upper end of the cooling instrument shell, and a containing frame is arranged in the heat preservation frame. An air inlet is formed in the upper end of the side wall of one side of the cooling instrument shell, and a dustproof assembly is arranged on the side wall of the cooling instrument shell and located at the air inlet. According to the cooling instrument, by arranging the filter screen, external dust and garbage can be effectively filtered, the two L-shaped clamping strips are pressed to be close to each other, when the ends of the L-shaped clamping strips are separated from the clamping grooves, and then the L-shaped clamping strips are pulled outwards, the filter screen can be effectively taken out, and the filter screen can be conveniently cleaned or replaced in time.

The present invention relates to the field of tea processing, and mainly discloses a tea drying and packaging equipment, including a frame, a feeding mechanism, a drying mechanism, and a conveying mechanism. A feeding hopper is installed on one side of the frame near the conveying mechanism, a fixed frame is also installed inside the frame, an assembly frame is fixedly installed at the top end of the fixed frame, the feeding hopper is fixedly installed on the assembly frame, and a packaging mechanism is fixedly installed inside the fixed frame. The drying plate provided in the present invention can cooperate with a spreading plate to spread the tea leaves after withering, and at the same time cooperate with a heating module outside the outer casing to disperse the moisture inside the tea leaves, and the tea leaves after drying can be opened and closed by manually controlling the sealing component, so that the tea leaves can fall into the feeding mechanism below, and at the same time, the feeding mechanism can also rotate synchronously with the retreat shaft, and then can be controlled when the tea leaves fall into the feeding hopper later, so as to realize quantitative feeding, thereby quantitative packaging.

The invention discloses adjustable temporary storage equipment for cold-chain logistics, and relates to the technical field of cold-chain logistics, in particular to the adjustable temporary storage equipment for cold-chain logistics, which comprises a storage box, one side of the storage box is provided with a temperature controller through a screw, and one side of the temperature controller is connected with an induction rod through a cable. A semiconductor plane refrigeration plate is mounted on an inner back plate of the storage box through screws, a third mounting plate is mounted on one side of the storage box through screws, a fixing frame is arranged on one side of the third mounting plate, a door plate is magnetically attracted to the front of the storage box, and an observation window is embedded in the door plate. According to the adjustable temporary storage equipment for the cold-chain logistics, automatic feeding and discharging can be achieved, meanwhile, the height of frozen objects is detected, the situation that objects of different batches are mixed into the frozen objects and enter the storage box, and consequently materials are blocked is avoided, the height adjustable device is arranged in the storage box, and storage of the frozen objects of different batches is facilitated.

The utility model relates to a storage device, in particular to a clinical laboratory sample storage device which comprises a case, a chuck is arranged in the case and matched with a shaking assembly arranged in the case, the shaking assembly is used for driving the chuck to alternately shake left and right, and the shaking assembly is connected with a driving assembly. A refrigeration disc is further fixedly arranged in the machine box and arranged at the bottom of the interior of the machine box. In the storage process, through timing setting, it can be guaranteed that the test samples cannot be gathered and deposited due to long-time standing, the situation that the test results are affected by sample denaturation due to high storage temperature is avoided, and the samples can be stored for a long time under the condition that the sample attributes are not changed.

The invention discloses a gasket production technology, and aims to provide a gasket production process which is characterized by comprising the following steps: S1, purchasing raw materials; s2, inspecting the raw materials; s3, warehousing the materials; s4, storing the raw materials; s5, stamping machining is conducted; s6, gasket tapping; s7, surface treatment; s8, inspecting a finished product; and S9, packaging and warehousing. And S10, finished product storage. S11, delivery and delivery are carried out; compared with the prior art, according to the gasket production process, through strict raw material purchasing, inspection and storage management, high-quality control in the production process is ensured, and particularly, high-standard detection requirements are met in the aspects of the appearance, the size and the material of the raw materials; the invention is suitable for the technical field of gasket production.

The utility model belongs to the technical field of vegetable distribution, and particularly relates to a vegetable distribution box humidity adjusting device which comprises a box body. A sealing cover plate is movably mounted at a top port of the box body, a mounting groove is formed in the sealing cover plate, a fixing ring seat is fixedly connected in the mounting groove, three short plates are fixedly connected in the fixing ring seat, a supporting block is fixedly connected to the three short plates in a matched mode, a motor is mounted on the supporting block, and a fan is mounted at the output end of the motor. A clamping groove is fixedly connected to the top of the supporting block, a clamping plate is fixedly connected to the top of the fixing ring base, absorbent cotton is clamped in the clamping groove and the clamping plate in a matched mode, and a water receiving groove is fixedly connected to the top of the motor. When the vegetable preservation box is used, the humidity in the box body can be adjusted in time by monitoring the humidity of the air environment in the box body, it is guaranteed that vegetables are preserved in a certain humidity state, volatilization of moisture of the vegetables is reduced, and therefore the freshness of the vegetables can be guaranteed.

This invention discloses a multi-organ preservation device. The liver is stored in a water bath, while other organs are preserved within a separate multi-organ container. Blood, propelled by a peristaltic pump, enters an oxygenation device, where oxygen from an oxygen cylinder mixes with the blood. After sufficient oxygenation, a drug delivery system pushes medication or nutrients from the liver into the bloodstream, where it mixes with the blood and then flows through the arteries of each organ to the respective organs. After passing through each organ, the blood returns to a filter, where bubbles and impurities are filtered before flowing back to the peristaltic pump. The flow rate and velocity of the inlet tube are controlled by a flow control valve. This device is simple in structure, easy to operate, and capable of preserving ex vivo organs for extended periods.

The invention relates to the technical field of archive storage, and particularly discloses archive storage equipment which comprises sealing bags and an archive storage machine capable of sealing the multiple sealing bags at the same time. The file storage machine sequentially comprises a base, a supporting piece and a driving assembly from bottom to top, the driving assembly comprises a lifting assembly and a sterilization assembly, the lifting assembly is provided with a liftable extrusion assembly used for extruding a sealing bag, the base is provided with a base plate, the base plate is provided with a vibration assembly used for vibrating the sealing bag, and the sealing bag is arranged on the base plate. The file storage device comprises a base plate, a disc is mounted in the base plate, a plurality of storage grooves for sealing bags are formed in the disc, and each sealing bag comprises a main bag, independent cavities and sealing openings, the independent cavities are formed in the two sides of the main bag and can be transversely expanded, and the sealing openings are formed between the independent cavities and the main bag. And traditional file storage equipment is only suitable for file permanent sealing, so that the application range is relatively narrow.

The invention relates to the technical field of plant transplanting equipment, in particular to a plant ecological transplanting device for environmental restoration. According to the technical scheme, the device comprises an annular support and further comprises a rotating groove formed in the top of the annular support, a gear sleeve is rotationally connected to the interior of the rotating groove, and a plurality of digging mechanisms distributed in a circumferential array mode are fixedly connected to the inner wall of the gear sleeve. Through cooperation of the rotating groove, the gear sleeve, the digging mechanism, the rotating mechanism, the treading mechanism and other structures, the plant transplanting depth and position can be accurately controlled, it is ensured that plant roots are well preserved as much as possible, and unnecessary damage is reduced. In addition, original soil can be reserved to the maximum extent through accurate transplanting operation, and at the position where the plant needs to be planted, the transplanting device can dig a soil pit with the ratio of one to one to the soil at the root of the plant, so that the soil at the root of the plant is completely matched with the planting soil pit, the plant can adapt to a new soil environment more quickly, and growth obstacles caused by inadaptation are reduced.

The utility model relates to the technical field of chemical experiments, and discloses an experimental instrument storage cabinet which comprises a storage cabinet body, a split charging structure and a folding structure are arranged in the storage cabinet body, the split charging structure comprises a stable shell and a storage cabinet, the folding structure comprises an upper placing plate, a connecting rod and a lower placing plate, and the stable shell is connected with the storage cabinet body in a sliding mode. The storage cabinet is movably connected with the stabilizing shell, and the upper placing plate and the connecting rod are rotationally connected with the storage cabinet body and rotationally connected with the lower placing plate; drug bottles are stored in a classified mode by means of the side-by-side containing grooves in the two sides of the storage cabinet, so that drug flowing is avoided, drug pollution is reduced, by means of the connection relation between the sliding columns and the sliding ways, the storage cabinet can be opened towards the two sides, instruments can be stored and taken conveniently, meanwhile, certain leakproofness exists due to the push-pull type design, and the use is convenient. The contact between the medicament and air can be reduced to a certain extent, and the retention of the chemical medicament is ensured, so that the use effect of the medicament in the later period is ensured.

The utility model is suitable for the technical field of liquid oxygen storage, and provides a liquid oxygen storage tank pressurization system which comprises an assembly box arranged on one side of a liquid oxygen storage tank body. The booster pump is arranged in the assembly box and is used for supplying air into the liquid oxygen storage tank main body for boosting pressure; the gas tank is fixed in the assembly box and is used for storing pressurized gas; the connecting pipe is fixedly mounted at the air outlet end of the booster pump, and the air outlet end of the connecting pipe is fixedly communicated with the air tank; the pressurizing pipe is fixedly communicated with the liquid oxygen storage tank main body, and the gas inlet end of the pressurizing pipe is fixedly communicated with the gas tank; and the pressure gauge is assembled on the liquid oxygen storage tank main body and is used for detecting pressure. According to the liquid oxygen storage tank pressurization system provided by the scheme, the problem of unstable pressure in the liquid oxygen storage process is solved, the evaporation loss of the liquid oxygen is reduced, the storage safety and efficiency are also improved, and a powerful guarantee is provided for wide application of the liquid oxygen.

The utility model relates to the technical field of medical instruments, in particular to a swab rod guide mechanism and a sample detection system.The swab rod guide mechanism comprises an installation frame and further comprises a positioning assembly arranged on the installation frame, the positioning assembly comprises a positioning plate, the end of one side of the positioning plate is concaved inwards, and the end of the other side of the positioning plate is provided with a positioning groove. And a positioning groove matched with the diameter of the swab rod is formed. Through the arrangement, the swab rod can be smoothly and accurately put back into the tube body, so that the biological pollution is reduced, the preservation of a sample and the subsequent experiment are guaranteed, the failure rate of the whole sample detection system is reduced, and the efficiency and the quality of medical work are improved.

The utility model discloses a sample transfer testing device which comprises a main shell and a one-way valve arranged on the main shell, a placing area for containing a battery sample is arranged in the main shell, an opening is formed in the position, corresponding to the placing area, of the main shell and used for scanning and observing the battery sample, a sliding shell capable of sliding relative to the main shell is nested in the main shell, and the one-way valve is arranged on the sliding shell. A closed space aiming at the placing area is formed through close contact of the sliding shell and the main shell, the closed space communicates with the outside of the device through a one-way valve, and a heating electrode assembly is arranged in the main shell; a pressure applying mechanism is further arranged in the main shell and can apply pressure to the battery sample through the heating electrode assembly. According to the utility model, the storage and transfer of a battery sample in the storage box can be ensured under the condition that the battery sample is basically not influenced by air, the functions of heating, pressurizing, charging and discharging are provided, a scanning electron microscope device can conveniently observe the charging and discharging process of a solid-state battery and the structure change condition under variable temperature and variable voltage, and the storage box is suitable for wide popularization and application.

The utility model discloses an art knife packing box which comprises an outer shell, a containing box and a pulling plate are arranged in the outer shell in a sliding mode, a through hole is formed in the upper portion of the outer shell, first magnets are symmetrically arranged on the top of the inner side of the outer shell, the outer shell is provided with a wear-resisting layer, and the wear-resisting layer comprises a TPU transparent film layer, a polyester film layer and a PET transparent film layer. The surface of the placing box is wrapped with a waterproof layer, the waterproof layer comprises an EVA transparent film layer, a polyethylene PP plastic film layer and a PE film layer, and a protruding block is arranged on the inner side of the pulling plate. According to the technical scheme, the art knife packaging box is manufactured, through the shell, the containing box, the pulling plate, the first magnet, the through hole, the second magnet, the protruding block and the handle, when it is guaranteed that the art knife is stored, the art knife can be conveniently pulled out from the interior of the shell, the paper box opening or closing mode is simple, and after the art knife is taken out, the paper box can be conveniently taken out. And the art knife can be stored again, so that resource waste is reduced.

The present invention belongs to the technical field of geological exploration auxiliary equipment, and discloses a groove sampling device for geological mineral exploration, including two groups of brackets, a top plate is fixedly installed on the top of the bracket, two groups of support columns one that are parallel to each other are fixedly installed on the inner wall of the top plate, a slider one is slidably installed on the outer surface of the support column one, and a fixed column is fixedly installed in the middle of the two groups of sliders one. The device uses a pressing plate to press the two groups of sliders two located on the surface of the support column two, so that they move synchronously towards each other, and respectively drive the two groups of clamps and buffer pads to squeeze the surface of the sample, so that the clamps and the sample form a seamless structure, and the two groups of clamps move towards each other and are squeezed and deformed, so that the clamping column can abut against the surface of the sample, and cracks are pressed at the edge of the sample, so that the sample and the ore body have a tendency to separate, and the flexible wrapping of the buffer pad is helpful for subsequent complete sampling of the sample.

The invention provides a visible temperature on-machine quality control tube which comprises a tube body, the tube wall of the tube body is a double-layer tube wall, a hollow interlayer is arranged between the two layers of tube walls, the top of the inner side tube wall of the tube body is provided with an inclined opening edge, and the outer side tube wall of the top of the tube body is fixedly connected with a check ring and provided with a first threaded opening. A hollow interlayer is arranged in the pipe body, a thermosensitive sticker attached to the surface of the inner side pipe wall is arranged in the hollow interlayer, a liquid level mark is carved on the outer side pipe wall of the pipe body, and a writing sticker is further attached to the outer side surface of the pipe body, the pipe wall of the pipe body is designed to be the double-layer pipe wall, low-temperature storage materials are facilitated, and the arranged liquid level mark facilitates accurate observation of the quantity of quality control products; the writing sticker is convenient for marking related information, and the thermosensitive sticker can visually display the temperature, so that a user can operate after seeing a proper temperature, the standardization of experimental operation is facilitated, and the out-of-control result caused by the temperature problem is avoided.

The utility model discloses a pet food packaging bag of rationed discharge, including packaging bag main part. The utility model discloses a pet food packaging bag of rationed discharge, through the cooperation of knob, rotating lever, baffle in rationing mechanism, and can utilize baffle spacing according to the rotation angle precision control discharge capacity, satisfy the different feeding demand of pet, avoid the improper problem of feeding amount, help scientific feeding pet, and limiting mechanism can be positioned to knob rotating position, prevent the mistake operation change discharge capacity, guarantee the stability and accuracy of rationed discharge, simultaneously, the cooperation of support block, support pole in auxiliary support mechanism provides firm support for packaging bag, avoids the dumping when placing, guarantees the food storage environment in bag, and the design of auxiliary wheel makes packaging bag move more labor saving, and can easily shift position after cleaning pet feeding area, and the collocation of handle and strip -shaped through groove is convenient to carry and shift, improves the convenience of use, and optimizes pet feeding operation experience.

This invention discloses a ring-shaped forging heat-shrink film packaging device and its operation method. A cylindrical protective cover is fixed on the base, and the protective cover is equipped with an openable cover cover. A lower pad is fixed on the base inside the protective cover, and an external gear turntable bearing is fixed on the lower pad. An upper pad is fixed on the external gear turntable bearing. The upper pad is used to place the ring forging. A drive motor box and transmission gear are provided on the base. The output of the drive motor drives the ring forging to rotate through the external gear turntable bearing. A vertical film-coating roller and a tightening roller are also provided on the base on one side of the external gear turntable bearing. A hot air blower is fixed on the base inside the protective cover. Hot air blowers are connected to each other by interconnected hot air pipes. This invention uses heat-shrink film to package ring forgings, which can effectively prevent moisture, water, and damage. It integrates the structure of packaging, wrapping, and heat-shrink airflow into one unit, improving work efficiency, saving energy, and avoiding sealing problems caused by uneven shrinkage of the heat-shrink film.

The utility model discloses a medicine sample storage device relates to sample storage technical field, including the refrigerator, and the inside and top of refrigerator all are fixed with the storage box, the inside slide of storage box is inserted with a plurality of medicine storage box, a plurality of medicine storage box are linear orderly arrangement, and the bottom of medicine storage box is fixed with the limiting link, and the bottom of storage box is equipped with the limiting slide groove for the sliding of limiting link, and the inside of medicine storage box is fixed with the spring, and the other end of spring is fixed with the clamping plate. Utilize the linear arrangement of a plurality of medicine storage box in storage box and keep apart the storage of various medicine samples, make medicine sample when taking out and putting in, will not cause other medicine sample to expose, ensure that other medicine sample still keeps in the light -proof environment, with the fulcrum provided by the pull ring, make the user can pull the clamping plate compression spring, and the medicine sample placed in the inside of medicine storage box is clamped by the spring of clamping plate, ensure that the stability of the position of medicine sample when saving itself.

The invention relates to the field of ultra-low temperature preservation, in particular to a vitrification ultra-low temperature preservation method for callus of anthurium andraeanum, which comprises the following steps: carrying out hypertonic pretreatment on the callus of anthurium andraeanum, sequentially placing in a loading solution and a vitrification solution for dehydration treatment, and finally quickly putting the callus subjected to dehydration treatment into liquid nitrogen for preservation. According to the method disclosed by the invention, ultralow-temperature preservation of the anthurium andraeanum calluses is realized through special design of a treatment method, conditions and reagents in a vitrification ultralow-temperature preservation process, and a technical guarantee is provided for preservation of germplasm resources of anthurium andraeanum; and an effective way is provided for the preservation of the vaccinium plant resource and even the arariaceae plant resource and the cultivation of a new variety by utilizing the plant diversity.

The present invention provides a storage and retrieval device for medical sanitary products, including a storage cabin and a retrieval cabin, wherein the storage cabin and the retrieval cabin both form a sealed space, and a sealing valve is provided between the storage cabin and the retrieval cabin; the storage cabin is used for sealing and storing medical sanitary products, and the storage and retrieval device also includes a retrieval mechanism, and the retrieval mechanism is used for taking the medical sanitary products from the storage cabin to the retrieval cabin through the sealing valve; the retrieval cabin is provided with a retrieval port, and is used for users to take out medical sanitary products from the retrieval port. The present invention can store and retrieve medical sanitary products, especially masks, and ensure the sterile storage environment of masks, especially roll-type simple masks, and is easy to take; the present invention performs the actions of entering and taking out sanitary products from the storage cabin into the retrieval cabin in steps, and prevents the contamination of sanitary products stored in the storage cabin by external bacteria brought in during the retrieval process to the greatest extent.

The utility model discloses a normal-temperature cooling machine which comprises a cooling box body, a temperature control system used for temperature regulation and control, a food conveying system and a heat exchange assembly. A feeding hole and a discharging hole are respectively formed in two sides of the cooling box body; the cooling box body is arranged on the upper surface of the conveying belt, and a driving shaft of the motor is in transmission connection with one end of any transmission roller; vent holes are formed in the surface of the conveying belt; the other end of the exhaust pipe penetrates through the top of the cooling box body, and the other end of the exhaust pipe is arranged corresponding to the refrigerator; the circulating fan operates to drive airflow to flow to form an airflow closed loop, so that cooling can be accelerated, energy consumption can be reduced, cooling efficiency is improved, and freshness and taste of food are kept.