62results about How to "Solve the preservation problem" patented technology

The invention relates to a fruit and vegetable anti-bacterial refreshing permeable film, comprising an upper layer, a middle layer and a lower layer, the upper layer is an anti-bacterial agent layer, the middle layer is a core layer, the lower layer is a gas adsorption layer, the middle layer is covered on the lower layer, the upper layer is covered on the middle layer, and the mass percents of the anti-bacterial agent layer, the core layer and the gas adsorption layer in the mass total sum are as follows: 15-20 percent of the anti-bacterial agent layer, 60-70 percent of the core layer and 15-20 percent of the gas adsorption layer; the invention further provides a manufacturing method of the fruit and vegetable anti-bacterial refreshing permeable film; the invention provides the fruit and vegetable anti-bacterial refreshing permeable film which can enhance the refreshing effect and effectively prolong the refreshing time and the manufacturing method thereof.

The invention discloses a multifunctional integrated freshness protection package and a preparation method thereof and belongs to the field of packaging materials. Ethylene absorption, ethylene suppression, antibacterial, high carbon dioxide selective permeation and high steam permeation function film is used as raw material film, and two to five kinds of the function film are selected to be prepared into the multifunctional integrated freshness protection package. The multifunctional integrated freshness protection package is suitable for fresh keeping of fruits and vegetables which are high in breathing intensity and particularly suitable for fresh keeping of breathing jumping fruits in the normal temperature.

The invention discloses an intelligent express delivery collection system and method. The system comprises a platform server, hardware equipment and a client side, wherein the platform server comprises a website module, a data management module, a monitoring module, an advertisement releasing module and a charge accounting module, the hardware equipment is an intelligent control cabinet which is of an embedded bus structure, the client side sends express delivery order data to the platform server through the website module, the platform server sends the express delivery order data to the intelligent control cabinet through the data processing module, the intelligent control cabinet processes the express delivery order data and then sends the processed express delivery order data to the platform server, and the platform server sends the processed express delivery order data to the client side. By the adoption of the system, an express item can be delivered without the need of meeting between a courier and a client, operation is easy, cost is low, efficiency is high, and fresh food can be kept fresh during express delivery.

The invention relates to a refrigeration system treatment method, a refrigeration system using the refrigeration system treatment method and an electrical appliance with the refrigeration system, wherein the refrigeration system treatment method is mainly characterized in that at least one purpose of combinations of any two or more of enhanced heat transfer, defrosting and frosting control, clearing, moisturizing and refreshment is achieved by the refrigeration system through a gas injection component treatment method; the refrigeration system using the refrigeration system treatment method comprises a heat exchanger and a valve and a compressor which are connected with the heat exchanger and is also provided with a refrigeration system control part and a functional structural part which are matched with the refrigeration system; the refrigeration system has the main characteristic that at least one component in the refrigeration system is provided with one or more treatment nozzles; and compressed gas supply is external compressed gas supply or compressed gas supply from a pressure gas bottle, a fan or a compressor or combination of any two or more thereof respectively and is at least one of the situations.

The invention discloses a humidifying, bacteria-inhibiting and fresh-keeping packaging material for fruits, vegetables and other foods, a manufacturing method and application of the packaging material, and relates to a fresh-keeping packaging material for the fruits, the vegetables and other foods, a manufacturing process and application of the packaging material. The humidifying, bacteria-inhibiting and fresh-keeping packaging material for the fruits, the vegetables and other foods is formed by processing basic humidifying and bacteria-inhibiting raw materials A and B, wherein A is fibrilia, B is viscose fiber, cotton fiber or bamboo carbon fiber, the weight ratio of A and B is 10-90:90-10. The manufacturing method includes the following steps of blending or stranding the fibrilia together with the viscose fiber, the cotton fiber or the bamboo carbon fiber that is processed by a nanometer technology into a yarn or a line, determining the scope of yarn counts to be 5-60Ne (English count) and the fabric tightness to be 40-90%, interweaving the yarns or the lines to be a piece of fresh-keeping cloth, and finally, processing the cloth to be various fresh-keeping packaging materials as required for realizing fresh keeping of the fruits, the vegetables and other foods in a refrigerator fresh-keeping chamber and in the fruits and vegetables storage and transportation processes.

The invention discloses a preservative infusion fluid and a preservative fluid for biological wet dead bodies. The preservative infusion fluid comprises the following components according to weight percentage: 4 percent to 12 percent of methanal, 6 percent to 20 percent of absolute ethyl alcohol, 0.1 percent to 1.5 percent of glycerin, 0.9 percent of sodium chloride, 1 percent to 2.5 percent of ferric chloride, 1 percent to 2.5 percent of zinc chloride, 1 percent to 2.5 percent of aluminium chloride, 0.2 percent to 1.2 percent of thymol, 1 percent to 2.5 percent of urotropine and the rest, i.e., distilled water. Compared with the preservative fluid of the prior art, the preservative infusion fluid and the preservative fluid effectively solve the problem of preservation of the cultural relics of the biological wet dead bodies, due to the adoption of the invention, the biological wet dead bodies can be prevented form being rotten, mildewed, discolored, dehydrated, decalcified and degraded in protein, the natural form of the unearthed cultural relics can be well maintained, and the invention has the advantages of high safety coefficient, stable performance, good repetitiveness, and the like.

The invention provides a terminal control cabinet of an intelligent delivery collecting system. The terminal control cabinet of the intelligent delivery collecting system comprises a foundation module, a control module, a verification module, an advertising module and a processing module; the foundation module is a storage cabinet which comprises a normal temperature storage cabinet and a freezing storage cabinet; the control module comprises a main control cabinet; the verification module comprises an infrared sensor and a first camera which are arranged in the storage cabinet to verify whether an article is in the storage cabinet; the advertising module comprises a second display which is arranged on a main control cabinet; the advertising content in the advertising module can be replaced and displayed through the second display; the processing module comprises a local server for recording and storing information obtained by all modules and accessing the public network by a wired or wireless manner, so as to access a website server as well as being accessed. The terminal control cabinet is simple to operate, low in cost, difficult to cause error, and high in efficiency, and keeps three-fresh product delivery fresh.

The invention discloses a grain storage device convenient to transport. The grain storage device convenient to transport comprises an outer framework and a soft bag, wherein the soft bag is placed inside the outer framework and is fixed on the outer framework; the outer framework comprises transverse beams and longitudinal beams; the top of the soft bag is provided with filling openings used for filling of grains, inflation valves and air exhaust valves; the lower portion of the side face of the soft bag is provided with a grain outlet; each corner of the outer framework is provided with a standard corner piece which is provided with a hanging hole used for hanging; the transverse beams of the bottom of the outer framework are provided with forklift shipment-starting structures; hook and loop fastener strips are arranged on the periphery of the soft bag and the inner side faces of the outer framework; a ladder is arranged on the outer side of the outer framework. The grain storage device convenient to transport has the advantages that the grains are convenient to transport and store, loss of the grains in the transportation process is reduced, and the grains can be stacked to be high to be stored.

The invention discloses a method for preparing tussah male moth powder and tussah male moth powder thereof. The method comprises the following steps of: warming silkworm cocoons to form moths, and washing and sterilizing the tussah male moths; refrigerating; preserving heat for 2-3 hours, freezing and vacuum drying under 0.01-0.09 MPa at the temperature of from -45 DEG C to 30-40 DEG C when the temperature rise is 2-5 DEG C per hour; grinding into 200 meshes at the low temperature of 0-(-35) DEC C in a low-temperature grinder; screening with a sieve and the like. The main quality indexes of the tussah male moth powder are: the protein (mg / g) is not less than 8.0, the fat (mg / g) is not less than 10.0, and the total number of bacterial colonies (CFU / g) is not more than 3000. In the method, low-temperature grinding is adopted, and the fresh male moth bodies are directly processed, so that the active ingredients of the tussah male moths are greatly retained; and the tussah male moth powder is suitable for meeting production needs of high-grade health care products and medicines. The particle size obtained through low-temperature ultra-fine grinding is up to above 200 meshes, so that the bioavailability of the tussah male moth powder is improved, and the tussah male moth powder is convenient to process into pharmaceutical dosage forms, such as hard capsules and the like. The production process is simple and is convenient to operate; the product of the tussah male moth powder is easy to store and convenient to apply, so that the transportation and freshness-retaining problems are solved; and the product is moderate in cost and high in benefits, and has a broad market prospect.

The invention discloses a sea cucumber preservative and a use thereof. The sea cucumber preservative is prepared from 0.1-1% by mass of a mung bean trypsin inhibitor MBTI, 0.003-0.0075% by mass disodium EDTA, 0.1-1% by mass of modified starch, 0.01-0.03% by mass of tea polyphenol, 0.01-0.05% by mass of nisin and the balance purified water. The sea cucumber preservative is nontoxic and harmless, does not produce residues, has functions of water retention and corrosion and oxidation resistance, can effectively control sea cucumber autolysis, solves the problem that sea cucumber has strong autolysis effects and is inconvenient for preservation, storage, transport and processing, improves sea cucumber product quality, prolongs a sea cucumber product shelf life, improves a sea cucumber resource utilization rate and has a high promotion application value.

The invention provides a self-service vending machine and a self-service selling system, relating to the technical field of vending machines. The self-service vending machine comprises a plurality ofgoods allocations, a control device, information collecting devices, a spraying device and a weighing device; one information collecting device is arranged on each goods allocation and is used for collecting environment state information of goods in the corresponding goods allocation, and carries an identification tag of the goods allocation; the control device sends a control instruction to the spraying device when judging that the goods on the goods allocation is in an abnormal environment according to the environment state information and a preset state threshold value, so that the sprayingdevice performs spraying operation on the goods in the goods allocation; the weighing device is used for collecting weight information of the goods thereon; and the control device calculates the price information of the goods according to the goods weight information and preset goods price list information. The self-service vending machine can be applied to large-scale self-service shopping supermarkets, so as to realize self-service selling of fresh fruits and vegetables and solve the problem of preservation, thus improving the self-service shopping experience of people.

The invention discloses intelligent multimedia terminal logistics equipment for fresh and alive agricultural and sideline products, which comprises a cold cabinet, a multimedia terminal and an identifier. The cold cabinet comprises a door, a plurality of storage drawers and a compressor, the multimedia terminal is disposed on the cold cabinet, and an output end of the multimedia terminal is connected with each storage drawer through a circuit. The identifier is arranged on a body of the cold cabinet and connected with a power source of the cold cabinet through a circuit, and an output end of the identifier is connected with an input end of the multimedia terminal through a data line. By means of the intelligent multimedia terminal logistics equipment, the problem of preservation is solved, users can conveniently take the agricultural and sideline products and submit orders, and logistics cost of the fresh and alive agricultural and sideline products can be reduced, so that development of agricultural electronic commerce is promoted. A new trading mode of the alive agricultural and sideline products is provided, trading of ordering the alive agricultural and sideline products is not limited by space and time any more, and the intelligent multimedia terminal logistics equipment has remarkable social and economic benefits.

The present invention is fresh litchi color protecting and preserving technology. Of the technological schemes, the first one is to isolate fresh litchi from air so as to avoid the invasion of oxygen and other harmful matter in the air on its spongy mass; the second one is to eliminate visible water so as to avoid water from entering its spongy mass and maintain the water balance inside the spongy mass; and the third one includes to eliminate water in 5-80 %, to maintain at certain humidity and temperature condition, and to regain water for restoring. The fresh litchi preserving method has low cost and high reliability.

The invention discloses a rhizoma gastrodiae preservative and its preparation method and use in the preservation of rhizoma gastrodiae. The rhizoma gastrodiae preservative utilizes five edible and medical materials such as clove, cassia bark, star anise, garlic and Chinese prickly ash. Through volatile oil extraction and fresh-keeping ingredient extraction, a fresh-keeping agent and a fresh-keeping card are obtained. In fresh-keeping application, rhizoma gastrodiae is treated through conventional processes and then is immersed in the rhizoma gastrodiae preservative and / or the rhizoma gastrodiae fresh-keeping card is added into the treated rhizoma gastrodiae, and then the rhizoma gastrodiae is stored through vacuum packaging so that the fresh-keeping time of the rhizoma gastrodiae is greatly prolonged. The rhizoma gastrodiae stored by the method using the rhizoma gastrodiae preservative satisfies the needs of the taste and preventive health care, facilitates the needs of people's perennial consumption and has a good market prospect.

The invention relates to a method for preparing Antheraea Pernyi powder and Antheraea Pernyi powder thereof. The method comprises the following steps: heating cocoons of Antheraea Pernyi to obtain moths, spawning, cleaning and disinfecting the Antheraea Pernyi, refrigerating and freezing, heating at the temperature of -45 DEG C under 0.01MPa-0.09MPa for 2-5 DEG C / hour to the temperature of 30 DEG C-40 DEG C, insulating for 2-3 hours and then refrigerating, vacuum drying, crushing in a low temperature pulverizer at the low temperature of 0 DEG C- -35 DEG C to 100 meshes and sieving. The main quality index of the Antheraea Pernyi powder are: nucleic acid (mg / g) >=30.0, free amino acid (mg / g) >=12.0, VE (ug / g) >=2.0, bacterium colony total amount (CFU / g) <=3000. The invention is characterized in that the low temperature pulverization is employed for directly processing the fresh oophyte which greatly reserves the active component of Antheraea Pernyi and is suitable for the requirements of high-grade health product and medicine production. The particle degree of the ultrafine powder at low temperature reaches more than 100 meshes, so that the biological utilization degree can be enhanced and the medicinal dosage forms such as hard capsule can be conveniently processed. The method has the advantages of simple technology and convenient operation, the product has the advantages of easy preservation and convenient application which solves the problems of transportation and fresh-preservation, the product also has the merits of moderate cost, high benefit and wide market prospect.

The invention provides a yogurt frying refrigerator which comprises a refrigerator body, a frying pan and an evaporator, wherein the frying pan is arranged at the top of the refrigerator body; the evaporator is arranged in the refrigerator body and is below the frying pan and is used for refrigerating the frying pan; a refrigerating chamber is further arranged in the refrigerator body; and the refrigerating chamber and the evaporator are positioned in the same confined space. With adoption of the technical scheme, the refrigerating chamber is arranged in the refrigerator body, and the refrigerating chamber and the evaporator are positioned in the same confined space, so that the evaporator can provide cooling capacity for the frying pan to realize the yogurt frying function and also provides cooling capacity for the refrigerating chamber to cool the refrigerating chamber, and food materials can be placed in the refrigerating chamber for freshness keeping. The yogurt frying refrigeratorskillfully solves the problem about freshness keeping of fruits cut in summer, jam, chocolate cream, yogurt, dried fruit and the like to enable the food materials to always have the best taste.

The invention relates to a fresh keeping method of Zhongtian large haws. A specific method comprises the steps of pre-sterilizing harvested Zhongtiuan large haws which are intact in outer cover and regular in shape with ozone water, performing heat treatment on whole fruits, performing precooling, performing soaking with chitosan composite film coating liquid, performing packaging with polyethylene films, and performing storage so as to obtain fresh keeping haws. The fresh keeping method disclosed by the invention can achieve the purposes of restraining ethylene generation rate of fruits and delaying fruit ageing, and can effectively maintain the physiologic quality and the appearance of the fruits, the storage period of the fruits can achieve 4 months under the preservation condition of 4DEG C, and present production and living requirements of people are basically met.

The invention provides a fried yogurt refrigerator. The fried yogurt refrigerator comprises a box body, a pan and a first evaporator; the pan is arranged at the top of the box body; and the first evaporator is arranged in the box body, positioned under the pan and used for refrigerating the pan. A refrigerating chamber independent from space where the first evaporator is located is arranged in thebox body; and the refrigerating chamber communicates with the space where the first evaporator is located through an air channel mechanism; and the refrigerating chamber is used for refrigerating foods. The technical scheme of the invention skillfully realizes the preservation of foods such as cut fruits, jam, chocolate cream, yogurt and dried fruits in summer, and enables the foods to be alwaysthe best in taste.

The invention relates to a modified-atmosphere packaging and fresh keeping method suitable for storage and transportation of fresh sweet cherries. The characteristic that sweet cherries can resistanthigh-concentration CO2 is adopted, the fresh sweet cherries are precooled, then the precooled fresh sweet cherries are placed in a modified-atmosphere packaging bag for sealing, and storage, transportation or direct sales under the condition of minus 1 to 1 DEG C and relative humidity being 90-95% are performed. Under the condition of being free from inflation, CO2 generated in the respiration process of fruits is used, so that a good effect can be achieved, and favorable storage quality of the sweet cherries can be maintained. The storage period of the sweet cherry fruits can be effectively prolonged by 2-5 days, the problem of fresh keeping of the sweet cherry fruits is solved, and the commodity value of the sweet cherries can be increased.

The invention discloses a nano-silver composite fruit preservative, a preparation technology and an application. The nano-silver composite fruit preservative comprises the following ingredients by mass parts: 40-60 parts of chitosan acetate with mass concentration of 1.0%, 40-60 parts of carboxymethyl chitosan deionized water with mass concentration of 1.0%, 0.5-1.5 parts of glycerin, and 0.05-0.1 parts of nano-silver zirconia, wherein nano-silver mass accounts for 5.0% of the mass of nano-silver zirconia, and nano zirconia mass accounts for 95.0%. The water-soluble fruit preservative has superior antibacterial property, by employing a natural biomacromolecule material, the fruit preservative has a plurality of characteristics of safety, no toxicity, film formation, bacteriostasis, edibility and biodegradability, respiration and transpiration of pericarp cells can be inhibited, so that loss of moisture, total sugar, total acid and VC can be reduced, the nano-silver composite fruit preservative can be kept at a high level and can prolong the shelf life of the fruits, so that a series of fruit fresh-keeping problem due to chemical medicine can be avoided, and the nano-silver composite fruit preservative has the advantages of nontoxicity and innocuousness, and green and environmental protection.

The present invention discloses a fresh-keeping method for fresh-eating green peppers, and relates to the technical field of fruit and vegetable fresh-keeping. The fresh-keeping method of the invention includes the following steps: picking and selecting: picking and selecting fresh green peppers with stems but without disease spots on the surface or mechanical damage; precooling and fumigating: precooling the fresh green peppers, and then fumigating the precooled fresh green peppers with 1-methylcyclopropene and chlorine dioxide; separate packing with fresh-keeping bags: putting the precooledand fumigated green peppers into nanoscale moisture-permeable modified-atmosphere fresh-keeping bags; and fresh-keeping storehouse storing and freshness keeping: storing the nanoscale moisture-permeable modified-atmosphere fresh-keeping bags filled with the green peppers in a fresh-keeping storehouse, and carrying out a two-temperature fresh-keeping method for freshness keeping. The fresh-keepingmethod of the invention can extend the fresh-keeping period of the green peppers from 50 days to 3 months, and can reduce the rotting rate from 30% to 5%; and the green peppers hardly turn red duringstorage, so that the fresh-keeping method is of practical significance and worthy of being popularized and used.

The invention discloses a portable grain vending machine. The portable grain vending machine comprises a computer case; a top cover is arranged at the upper end of the computer case; a shopping bag extracting device and at least a grain storage bin are arranged in the computer case; a shopping bag extracting mouth and a grain taking mouth as many as the grain storage bin are arranged at the frontside of the computer case; and the downside of the outputting mouth of each grain storage bin is correspondingly communicated with a grain taking mouth through each obliquely arranged discharging channel. The portable grain vending machine is simple in structure, convenient to install, easy to transport, small in volume and more practical.

Provided are a mineral water barrel and a water drinking device. The mineral water barrel comprises a casing and an inner container. Wheels are arranged at the bottom of the casing, a pull-and-push hand rod and a hand lifting rope are arranged at the upper portion of the casing, and a mineral water outlet is formed in the lateral wall of the casing. A bottle neck is arranged at the upper end of the inner container, a seal bottle cover is arranged on the bottle neck and is in threaded connection with the bottle neck, a ventilating connecting port is formed in the top of the inner container and connected to an air hole in the upper edge of the lateral wall of the casing through a pipeline, a seal cover is arranged on the air hole, wherein the size of the caliber of the seal cover can be adjusted manually, the lower end of an inner container is connected with a hand valve through a connecting port and a pipeline, the hand valve is connected with the mineral water outlet through a pipeline, and the hand valve is arranged on the lateral wall of the casing. The inner container is arranged in the casing, and the position between the inner container and the casing is filled with foam filler. The invention further discloses the water drinking device. The mineral water barrel and the water drinking device have the advantages of being movable, capable of avoiding secondary pollution and the like. In addition, mineral water can be directly drunk.

The invention relates to a preservation method of bean curd filaments which comprises the following steps: a, the fresh bean curd pieces are cut into filaments by hand or machine or squeezed by a machine into the bean curd filaments, then is naturally aired to be cold after the filaments are steamed for 10 to 20 minutes by steams; b, the bean curd filaments are dipped for 3 to 5 minutes by a water liquor which contains a potassium sorbate antistaling agent with a weight percentage of 0.003 to 0.01; the residue preservation liquor is removed; c, the bean curd filaments manufactured by step b are weighed and arranged in a vacuum bag; the pressure in the bag is controlled to be 0.08 to 0.10KPA, thus manufacturing the bean curd filaments arranged in bag. The application solves the preservation difficulty of the bean curd filaments not adding the seasonings like salt; the storage time of the manufactured bean curd filaments arranged in bag is longer; the bean curd filaments can be stored for a half year and is convenient for line-haul; besides, as the bean curd filaments are very thin, the bean curd filaments can be conveniently cooked into various tastes.

The invention provides a portable household lunch box with heating and refrigerating functions. The lunch box sequentially comprises a cover, an upper half box, a middle baffle and a lower half box which are connected from top to bottom, wherein an inner box is arranged in the lower half box, multiple PTC (positive temperature coefficient) heaters which are connected in parallel are embedded in surrounding walls of the upper half box, multiple semi-conductor chilling plates which are connected in parallel are embedded in surrounding walls of the lower half box, and the PTC heaters and the semi-conductor chilling plates are in circuit connection through switch lithium batteries or AC-to-DC power supplies. The lunch box can heat and preserve food simultaneously, solves the problem that the food placed in lunch boxes cannot be preserved, is simple in structure and convenient to maintain and comprises few components; the lunch box comprises no mechanical transmission components and is free of wear and noise and long in service life; refrigeration with a refrigerant is not required, the lunch box is absolutely environment-friendly; the lunch box is high in efficiency and low in power consumption.

The invention relates to royal jelly ice cream produced in quick freezing method and a preparation process thereof which can well solve the problems of preservation and eating of royal jelly. The preparation process comprises the following steps: firstly, 5-30 grams of royal jelly is attached to an ice cream stick and is frozen to a hard lump through quick freezing for the first time, and then raw materials of ice cream are coated the hard frozen royal jelly lump and are frozen and shaped. The royal jelly is quickly frozen in the processing method of quick freezing and then the raw materials of the ice cream are coated on the royal jelly, thereby greatly reducing the loss of nutrients in the royal jelly and solving the problems of the preservation and eating of the royal jelly. Due to the coating of pollen honey outside, the nutritional value of the ice cream is improved, and the taste of the ice cream is also different from the ordinary ice cream. The pollen with different colors can be used to prepare ice cream with different colors, so as to achieve the function of attracting consumers from the colors. The ice cream has the advantages of good preservation effect, high nutritional value, heat clearing, thirst quenching, appropriate taste, bright color, aging prevention, and cosmetic nurturing effect.

The invention provides a hydroponic cutting seedling raising method of cephalotaxus hainanensis. The method comprises the following steps: S1, leveling the land in a shade shed, building a water poolas a seedbed by adopting hollow bricks, laying a waterproof film, and pouring clear water; S2, preparing a cutting medium and putting the cutting medium into a foam seedling raising tray; S3, selecting one-year-old cephalotaxus hainanensis branches, cutting out scions, and inserting the lower parts of the scions into rooting liquid for dipping at a medium speed for standby application; S4, inserting the scions into the cutting medium, adopting clean water for spraying after disinfection, placing a treated cutting plug tray into a water pool, spraying the clean water, and covering the cutting plug tray with a film or a shading net; S5, performing daily management to check the water level and water quality conditions, supplementing clear water in time, and keeping proper temperature and humidity; and S6, spraying foliar fertilizer after 60 d, observing the rooting condition after 90-120 d, transplanting the cutting plug tray into a soil culture seedling bag after the root length exceedsthe bottom of the plug tray by 3-5 cm, and keeping the proper temperature and humidity. The hydroponic cutting seedling raising method of the cephalotaxus hainanensis is green and environmentally friendly, saves resources, is environmentally friendly, reduces the cost, simplifies the process, is suitable for large-scale seedling raising, and provides a good way for cutting seedling raising of thecephalotaxus hainanensis.

The invention provides a fresh-cut cabbage preservation method and application thereof. The method comprises the following steps: carrying out 1-MCP treatment on cabbage within 24 hours after harvesting, cleaning and slicing, soaking in a biological fresh-keeping solution (0.2-0.5% of papain, 0.2-0.5% of bromelain and 0.1-0.3% of epsilon-polylysine), draining, filling into a PE (Poly Ethylene) bag, carrying out vacuum packaging, and putting into a low-temperature shelf cabinet for sale. The method can effectively inhibit bag expansion of the fresh-cut cabbages, maintain the color, appearance and smell of the fresh-cut cabbages, prevent loss of nutritional ingredients and delay the aging process of the fresh-cut cabbages, and the shelf life of the fresh-cut cabbages can reach 12 days.

The invention relates to the field of fruit and vegetable preservation treatment and specifically relates to an automatic device for fruit and vegetable preservation treatment. According to the invention, a cleaning unit, a sterilizing unit, a drying unit and an encapsulating unit are combined to form an automatic production line through an automatic transfer system; and treatment on fruits and vegetables are performed through the cleaning unit, the sterilizing unit, the drying unit, the encapsulating unit, etc. The device provided by the invention has the characteristics of automation, high throughput, easy operation, etc. and solves the fruit and vegetable preservation problems caused by internal reasons like the metabolism of the fruits themselves so that the fruits and the vegetables can be preserved for a long time in a normal-temperature environment.