84results about How to "Improve product value" patented technology

The invention relates to a method for recovering metal cations from wet-process phosphoric acid, and belongs to the technical field of wet-process phosphoric acid. The technical problem to be solved by the invention is to provide a method for recovering metal cations from wet-process phosphoric acid. The method comprises the steps of extraction, washing 1, reverse extraction, metal ion recovery, washing 2 and the like. The specific reverse extraction method is adopted, the metal cations are recovered from the wet-process phosphoric acid, various metal ions can be effectively separated, the recovery rate of all metal elements is high, and the product value is high. And the associated metal elements in the wet-process phosphoric acid can be classified and recycled by adopting one stripping agent, the method is simple and low in cost, and the recycled associated metal elements can be effectively separated and utilized in a high-quality mode.

The invention relates to the technical field of fruit fresh-keeping, and particularly discloses an intelligent fresh-keeping parameter control method and system for a fruit fresh-keeping refrigeration house. Firstly, variety and maturity state information of crisp persimmons is collected, and meanwhile, various fresh-keeping parameters in a storage environment are monitored in real time; the method comprises the following steps of: performing global time sequence correlation feature mining on various fresh-keeping parameters by adopting a deep learning-based data processing technology to obtain global storage environment state features, and meanwhile, performing vectorization processing on variety and maturity state information of the crisp persimmons by adopting a one-hot coding technology, and taking the vectorized information as prior information of fresh-keeping storage of the crisp persimmons, so as to obtain a fresh-keeping storage result of the crisp persimmons. And then, through association and interaction fusion of the two, comprehensive understanding of the fresh-keeping requirements of the crisp persimmons is realized, so that an appropriate fresh-keeping temperature is intelligently recommended. Therefore, more accurate preservation control can be realized by comprehensively considering internal attributes and external preservation environment factors of the crisp persimmons, so that the preservation period of the crisp persimmons is effectively prolonged, and the commodity value of the crisp persimmons is improved.

The invention discloses a preparation method and application of chlorine dioxide preservative paper.The preparation method comprises the steps that starch, nanocellulose, hydrogen peroxide, ferric sulfate, distilled water and sodium hydroxide are mixed to obtain gelatinized starch, and then the gelatinized starch is mixed with water-based acrylic resin, casein, alkyl glycoside and ammonium persulfate to obtain composite starch glue; mixing sodium chlorite and composite starch glue to obtain fresh-keeping coating liquid A, and then coating the fresh-keeping coating liquid A on fresh-keeping base paper to obtain fresh-keeping coating liquid A paper; citric acid and distilled water are mixed to obtain fresh-keeping coating liquid B, and then fresh-keeping base paper is soaked in the fresh-keeping coating liquid B to obtain fresh-keeping coating liquid B paper; the fresh-keeping coating liquid A paper and the fresh-keeping coating liquid B paper are attached to obtain the chlorine dioxide fresh-keeping paper. The chlorine dioxide fresh-keeping paste is pasted on the inner side of the blueberry packaging box cover to keep the blueberries fresh. The chlorine dioxide preservative paper prepared by the invention can solve the problems of burst release and short retention time of chlorine dioxide, can reduce the problems of easy softening, rot and deterioration of picked blueberries, prolongs the shelf life of the blueberries, and improves the commodity value of the blueberries.

The invention relates to a method for preparing manganese oxide and nickel-cobalt oxide from nickel-cobalt-manganese ternary raw materials, which comprises the following steps: pulping the nickel-cobalt-manganese ternary raw materials, mixing with acid and a reducing agent, and carrying out reduction leaching; then carrying out solid-liquid separation to obtain a leaching solution; carrying out oxidation impurity removal on the obtained leaching solution to obtain a purified solution; pressurizing and oxidizing the obtained purified liquid to obtain a first precipitate and a first precipitate mother solution; the obtained first precipitate is used for preparing manganese oxide; the first precipitation mother liquor is used for preparing nickel-cobalt oxide. According to the method, extraction separation is not needed, the manganese oxide and the nickel-cobalt oxide can be directly obtained step by step through accurate control over reaction conditions, compared with a traditional method, the technological process is shorter, the product value is higher, and high-valued utilization of the nickel-cobalt-manganese ternary raw materials can be achieved.

The invention discloses a citrus combined type picking end effector which comprises a main body base, a clamping mechanism, a shearing mechanism and a driving mechanism, the shearing mechanism drives a double-rocker mechanism to enable cutters to be meshed quickly and generate large impact force to shear off fruit stems, in the clamping mechanism, inflatable fingers and a film pressure sensor are adopted, and the clamping mechanism is connected with the driving mechanism. The clamping force of the mechanism on the fruits is linearly increased to a certain value, the fruits are prevented from being bruised, the fruits are enveloped by the inflatable fingers, the clamping reliability is improved, the shearing position is adjusted through a gear and rack mechanism in the clamping process of the shearing mechanism, and the problem that the lengths of fruit stems of the fruits with different sizes are different due to the fact that the shearing position is fixed can be effectively solved.

The invention provides a continuous fluid separation system for recovering lithium from mirabilite, and relates to the technical field of continuous fluid separation. A continuous fluid separation system for recovering lithium from mirabilite comprises a plurality of treatment subsystems, each treatment subsystem comprises an exchange area, a material washing area and an acid regeneration analysis area which are arranged in sequence, and each separation unit of the treatment subsystems is filled with a titanium adsorbent filler; the exchange area adopts a three-parallel two-serial feeding mode; gradient washing is carried out in a three-string mode in the material washing area; and the acid regeneration analysis area adopts a three-parallel analysis mode. According to the continuous fluid separation system for recovering lithium from mirabilite, the recovery rate of lithium can exceed 90%, continuous operation is achieved, product components and concentration are kept stable, and the use amount of washing water and an acid regenerant is greatly reduced.

The invention discloses a feed additive for promoting muscle and gonad development of eriocheir sinensis and application of the feed additive, and relates to the technical field of aquatic feed. The feed additive comprises cholesterol and omega-3 high unsaturated fatty acid. Each kilogram of the feed comprises the following feed additives by weight: 0.4 to 4.5 g of cholesterol and 3.5 to 4.5 g of omega-3 high unsaturated fatty acid. According to the feed additive, 4.022 g / kg omega-3 high unsaturated fatty acid (omega-3 HUFA) is supplemented into feed containing 4.114 g / kg cholesterol, so that the weight gain rate, the gonad index and the meat percentage of female crabs in the fattening period can be remarkably increased; the protein nutrition deposition capability of gonads and muscles is obviously improved; when the feed added with the feed additive is used in the fattening period of the eriocheir sinensis, the feed additive has importance on nutrient deposition and quality improvement of female crabs; the production cost of farmers can be reduced, the product value is improved, and technical support is provided for healthy development of the hairy crab industry.

The invention discloses a box-type glutinous yam cultivation device with clamping grooves, and relates to the technical field of yam cultivation. By arranging the clamping groove assemblies and the fixing clamping grooves, the number of the directional growth plate units can be increased or decreased according to different varieties of Chinese yams, gaps between the directional growth plate units can be adjusted at the same time, and therefore the width of the directional growth groove can be changed, and the directional growth groove with the corresponding width is provided for planting of different varieties of waxy Chinese yams; in each directional growth plate unit, the longitudinal height of the directional growth plate can be increased through a heightening plate, the height requirement for growth of the glutinous Chinese yam is met, the height and width of the directional growth groove in the clamping groove assembly are adjusted, and the application range of the directional growth plate is widened; by arranging the root system growth expansion assembly, a space for growth of the waxy yam root system can be additionally arranged at the bottom of the cultivation box, the path for the waxy yam root system to obtain nutrients is increased, the growth speed of waxy yam can be increased, and the yield of yam planting is increased.

The utility model provides a transportation device for preserving the integrity of tricholoma matsutake. The transportation device for preserving the integrity of the tricholoma matsutake comprises a box body, two containing boxes are arranged in the box body, and a plurality of containing grooves used for containing the tricholoma matsutake are formed in the two containing boxes; the ventilation opening is formed in one side of the box body, and a protective net is arranged on the ventilation opening; and the protection mechanism is arranged on the box body and is used for protecting the tricholoma matsutake. According to the transport device for preserving the integrity of the tricholoma matsutake, damage caused by vibration and collision in the transport process of the tricholoma matsutake can be effectively reduced, and the integrity and quality of the tricholoma matsutake are guaranteed.

The invention discloses a cell wall associated kinase gene VvWAKL8 for regulating and controlling texture formation of grape fruits and application thereof, the cell wall associated kinase gene VvWAKL8 is cloned from the grape fruits for the first time, the nucleotide sequence of the cell wall associated kinase gene VvWAKL8 is as shown in SEQ ID NO.1, and the coded amino acid sequence is as shown in SEQ ID NO.2. Research finds that the VvWAKL8 is specifically and highly expressed in the hard-pulp grape variety, and subcellular localization analysis shows that the protein is localized in a cell membrane; instantaneous overexpression of VvWAKL8 in grape fruits can significantly improve fruit hardness and regulate pectin metabolism related gene expression, and verifies the core function of VvWAKL8 in fruit texture formation. The research reveals that the VvWAKL8 is a key gene for regulating and controlling the grape fruit texture for the first time, a brand new gene resource is provided for molecular marker-assisted breeding of a new storage-resistant grape variety, and an important foundation is laid for deeply analyzing a cell wall signal to regulate and control a molecular mechanism of fruit development.

The utility model discloses a kind of negative pressure storage tank, it is related to sunflower seed storage technical field, including material box, provide closed storage space;Provide negative pressure extraction force air duct, the air intake end of air duct extends upwards, and air intake opening is arranged in the side wall of air intake end side, the top end of material box side wall is equipped with air outlet, and the opening of air outlet located in material box outside is connected with the butt joint pipe that can be seamlessly butt joint with air intake opening, the bottom wall of material box is equipped with feed inlet, and the opening of feed inlet located in feed tank is connected with guide pipe, the opening of air outlet located in material box is connected with arc filter screen, and arc filter screen is located in the upper end opening of guide pipe upper position;Feed inlet, guide pipe, air outlet and air duct form negative pressure extraction passage.The utility model stores sunflower seed using negative pressure extraction, ensure collection fast and effective, and maximum limit protect sunflower seed shell from mechanical external force and breakage;It can also be according to storage demand, one material box is used to store sunflower seed, another material box stores sunflower disc.

The invention provides a storage device. The storage device comprises a power monitoring circuit, a switching element, a first branch, a second branch and an output port. The power supply monitoring circuit has a voltage threshold range and determines whether the input voltage of the power supply is within the voltage threshold range, the common end of the switching element is connected to the power supply monitoring circuit, and the power supply monitoring circuit controls the common end of the switching element to be connected to the first switching end when the input voltage is within the voltage threshold range. The common end of the switching element is controlled to be connected to the second switching end when the input voltage exceeds a voltage threshold range, the first branch is connected to the first switching end so as to transmit the input voltage when the common end is connected to the first switching end, and the second branch is connected to the second switching end so as to transmit the input voltage when the common end is connected to the second switching end. When the common end of the switching element is connected to the second switching end, the input voltage is received, and the input voltage is converted into a compensation voltage by the power supply compensation circuit, so that the compensation voltage is within a voltage threshold range.

The utility model relates to the technical field of toilet lids, in particular to a toilet lid plate, and provides a manufacturing structure of a glass toilet lid body. The glass structurally comprises a transparent glass plate and a reinforcing structure, a decorative picture layer is arranged on one side of the transparent glass plate, and a pure-color background coating is arranged on the side, provided with the decorative picture layer, of the transparent glass plate to cover the whole transparent glass plate; the reinforcing structure is made of metal and comprises a supporting plane arranged on the side, provided with the decorative picture layer, of the transparent glass plate, the supporting plane is attached to the transparent glass plate, and surrounding edges protruding towards the transparent glass plate are continuously arranged on the outer edge of the supporting plane along the circumferential side. The surrounding edge is attached to the peripheral side of the transparent glass plate.

The invention provides a method for preparing a water-soluble fertilizer by combining a glutamic acid extracting solution with humic acid and a product thereof, and belongs to the technical field of fertilizer preparation, and the method comprises the following steps: a pretreatment step of injecting water into the glutamic acid extracting solution and adjusting the pH value to obtain a diluted glutamic acid extracting solution; a mixing step of adding mineral source water-soluble humate into the diluted glutamic acid extracting solution to obtain a mixed material solution; a multi-element adding step of adding macroelement fertilizer raw materials and chelated medium trace element nutrients into the mixed feed liquid to obtain a multi-element feed liquid; and a post-treatment step of standing and filtering the multi-element feed liquid to obtain a supernatant which is a water-soluble fertilizer product. According to the method, the glutamic acid extracting solution and the mineral source water-soluble humate are used as main raw materials to prepare a novel water-soluble fertilizer product, the requirement of various crops for fertilizer can be met, a novel water-soluble fertilizer production process is provided, a novel utilization method of the glutamic acid extracting solution is further provided, and the production cost is low.

The invention discloses a microdomain environment building method for imitating wild cultivation under a morchella forest, and relates to the technical field of edible fungus cultivation, the method comprises the following steps: selecting an under-forest area with canopy density of 0.7-0.9 for ecological transformation, applying an organic material, and disinfecting; the temperature is controlled to be 15-20 DEG C by comprehensively applying canopy shading, a sunshade net, a small arched shed and the like, the air humidity is maintained to be 80%-90% through monitoring of a sensor and spraying or drip irrigation, and the soil water content is controlled to be 60%-70%; a bionic matrix formed by mixing wood sections, branches and fallen leaves is laid, and after strains are sown, the seedlings are covered with nutrient covering soil formed by mixing under-forest humus soil, turfy soil and vermiculite; selecting high-quality strains for inoculation; an Internet of Things system is arranged to monitor temperature, humidity, illumination and COO in real time, and environment factors are automatically adjusted; performing fine management according to the growth stage and adopting green prevention and control; the method can significantly improve the yield, quality and cultivation success rate of morchella esculenta, and has the advantages of being eco-friendly, low in cost and replicable.

The invention belongs to the technical field of agricultural product preservation, and particularly relates to a Xinjiang flat peach storage and preservation method and application thereof.The method comprises the steps that 2, 4-epibrassinolide is used for spraying flat peaches seven days before harvesting, after the flat peaches are harvested, the flat peaches are soaked in a 2, 4-epibrassinolide solution, the flat peaches are put into a portable box after being aired, the portable box is pre-cooled, and then the flat peaches are stored in the box; and storing in a refrigeration house. And then putting a 1-methylcyclopropene (1-MCP) preservative into the refrigeration house, rapidly sealing and fumigating. The preservation method effectively delays the reduction of hardness and weight loss ratio of the flat peaches in the storage period, and improves the flavor and quality of the flat peaches.

The application provides a method and device for hydrogen production by electromagnetic induction high-temperature carbonization, and belongs to the technical field of hydrogen production by carbonization. The method comprises the following steps: S1, drying and preheating solid carbon-containing raw materials, and isolating air throughout the process; S2, starting a ceramic screw propeller in the carbonization furnace to continuously push the raw materials and sequentially pass through a preheating section, a medium-temperature dry distillation section and a high-temperature carbonization section for pyrolysis carbonization reaction, and simultaneously generate solid carbonized substances and hydrogen-containing mixed gas; S3, the solid carbonized substances are discharged after being transported to a cooling section for cooling; the hydrogen-containing mixed gas is discharged from a gas outlet and subjected to dust removal and purification treatment; and S4, the purified hydrogen-containing mixed gas is purified to obtain high-purity hydrogen. The hydrogen production process of the application does not use open flame heating, reduces dust and waste gas emission, is more environmentally friendly, can prepare high-purity hydrogen, and further improves the product value.

The invention discloses an intelligent cultivation method for phellinus igniarius based on environmental parameter regulation and control, and particularly relates to the cross technical field of intelligent agriculture and fungus cultivation, and the method comprises the following steps: constructing a phellinus igniarius growth prediction model; respectively setting differentiated target environment parameter range sets for a mycelium development period, a primordium formation period and a sporocarp growth period; in the cultivation process, environmental data are monitored in real time and input into the model to obtain a predicted growth state, and a regulation and control instruction is generated by comparing the predicted growth state with an expected state, so that environmental parameters are maintained in a target range; when the mycelium reaches physiological maturity, a sporocarp differentiation program is automatically triggered, and an environment target is switched; in the later growth period of the sporocarp, morphological characteristics are analyzed through images and compared with standard morphological characteristics, if the deviation exceeds a threshold value, a parameter optimization instruction is generated, and an environment parameter set for optimizing the growth period of the sporocarp is fed back. Precision, automation and intelligence of phellinus igniarius cultivation are achieved, and the yield and quality are improved.

The invention relates to the technical field of kiwi fruit planting shed frames, and discloses a kiwi fruit planting shed frame which comprises a shed frame body, an inserting groove is formed in the top of the shed frame body, an ejector rod is arranged in the inserting groove, a descending knocking and shaking mechanism is arranged at the bottom of the shed frame body, and the descending knocking and shaking mechanism comprises a hydraulic rod. The hydraulic rods are fixedly connected to the bottom of the shed frame body, the hydraulic rods move downwards to drive kiwi fruits to shake, the kiwi fruits fall off due to shaking, violent vibration is generated when the top frame rod collapses at the top of the shed frame body, and force generated by vibration drives the kiwi fruits to shake, so that the kiwi fruits are prevented from falling off. Therefore, a large number of kiwi fruits are picked through one-time vibration, a large number of mature kiwi fruits can be picked within a short time, time consumption for picking kiwi fruits one by one is reduced, and compared with traditional manual kiwi fruit picking, the picking efficiency is improved, and more time cost and labor cost are saved.

The present invention belongs to the technical field of deep processing of peanuts, and specifically relates to a method and application thereof for simultaneously improving the starch hydrolysis rate and protein quality in hot-pressed peanut meal. The specific method is that the peanut meal is pretreated first: water is added after ultrafine grinding, the pH is adjusted to 2, and constant temperature extraction is performed; after extraction, the pH is adjusted to 6, high temperature α-amylase is added, constant temperature oscillation is performed for enzymolysis, the pH is adjusted to 4.2-4.7, the enzyme is inactivated, and centrifugation is performed; protein extraction: water is added to the precipitate after centrifugation, the pH is adjusted to 8-10, and the precipitate is obtained by centrifugation; the precipitate is repeatedly extracted once, the supernatant is combined and the pH value is adjusted, and the precipitate is collected by centrifugation again; it is washed with deionized water, the pH is adjusted to 7.0-7.2, and the peanut meal protein is dried to obtain. The method of the present invention combines pretreatment with enzyme treatment technology; on the one hand, it can improve the degree of starch hydrolysis and increase the content of reducing sugars; on the other hand, the protein purity, emulsification, emulsification stability and the content of amino acids of peanut meal protein are improved; and the added value of the product is greatly improved.

The invention relates to a method for storing fresh-cut pears with electrolyzed functional water, and belongs to the technical field of fresh-keeping methods. Comprising the following steps: step 1, firstly, soaking fresh-cut pears with 0.1% of electrolyzed functional water for 5 minutes, and after soaking is completed, absorbing moisture on the surfaces of the fresh-cut pears; and 2, putting the fresh-cut pears into a fresh-keeping bag, and storing in an environment with the temperature of 2-5 DEG C and the humidity of 50%. When the preservative is used, the storage quality of the fresh-cut pear slices can be effectively maintained, the increase of relative conductivity and the decrease of soluble solid content are slowed down, the decrease of total phenol content is slowed down, and the hardness of the pear slices is effectively maintained, so that the storage life of the fresh-cut pear slices is prolonged, and the commodity value of the fresh-cut pear slices is improved; the problems that the fresh-cut pears are difficult to store in a traditional fresh-cut pear storage method, so that the fresh-cut pears are easy to rot and inconvenient to transport and store are solved.

The invention discloses an inclined cultivation method for angelica sinensis. The method comprises the following steps: S1, land parcel selection: selecting a land parcel which is 2400-2800m in altitude, good in drainage, high in organic matter content and not planted with angelica sinensis within three years; s2, soil preparation and fertilization: after the soil is unfrozen in late March, applying fertilizers in the land parcels in combination with deep ploughing; one of 2000 kg to 3000 kg of thoroughly decomposed farmyard manure, 160 kg to 200 kg of commercial bio-organic fertilizer or 40 kg to 50 kg of nitrogen-phosphorus-potassium compound fertilizer is applied to each mu of land. S3, seedling selection: selecting good angelica sinensis seedlings with the seedling diameter of 3-5mm, few branches, no diseases and no mechanical damage; s4, treating the angelica sinensis seedlings: putting the angelica sinensis seedlings into chemical insecticide and bactericide liquid which is prepared in advance according to a proportion, soaking for 15-20 minutes, then fishing out, and airing the moisture of the epidermis; s5, transplanting: planting the angelica sinensis seedlings treated in the step S4 in the land parcels in the step S2 in an inclined manner of 45 degrees. Angelica sinensis medicinal materials obtained through the cultivation method are small in head lateral root number and long in body, main roots are thick, strong and obvious, the lateral roots are small, and the overall quality of the medicinal materials is improved.

The invention belongs to the field of edible mushrooms, and particularly discloses a Morchella sextelata strain Qian DL02 which is preserved in the China Center for Type Culture Collection (CCTCC), and the preservation number of the Morchella sextelata strain is CCTCC NO: M2022899. The invention further discloses application of the Qian DL02 in the fields of food, beverages and the like. The ascotums of the strain Qian DL02 are light brown, the mushroom shape is good, and the commodity value is high; in addition, the strain also has the advantages of short cultivation period, high yield, strong heavy metal chromium stress resistance and the like.

The utility model discloses an anti-bumping apple picking machine, which relates to the technical field of apple picking and comprises a base, driving rods are rotatably connected to two sides of the top end of the base, a connecting rod is hinged to one end, far away from the base, of each driving rod, and a clamping plate is fixedly connected to the other end of each connecting rod. Buffer plates are arranged on the opposite sides of the clamping plates, a plurality of buffer springs are fixedly connected between the clamping plates and the buffer plates, a button is installed at the center position of the side, close to the buffer plates, of each clamping plate, a touch block is installed on the side, close to the clamping plates, of each buffer plate, and the touch blocks are matched with the buttons; through the combined action of good elasticity of rubber and the buffer springs, the apple picking device can effectively absorb and disperse impact force during clamping, direct rigid collision between apples and the clamping plates is avoided, the damage probability of the apples in the picking process is greatly reduced, the appearance and quality of the apples are guaranteed, and the commodity value of the apples is improved.

The utility model discloses a tea strip tidying machine which comprises a strip tidying box, a positioning seat is fixedly installed at the end of the strip tidying box, a positioning hole is formed in the positioning seat, meanwhile, a discharging area is formed in the end of the strip tidying box, a partition plate is connected to the discharging area in an inserted mode, and positioning rails are fixedly arranged at the two ends of the partition plate. Multiple groups of carding cylinders are uniformly mounted in the carding box, multiple groups of air holes are uniformly formed in the inner walls of the carding cylinders, multiple groups of accommodating openings are uniformly formed in the bottom of the carding box, hot air pipes are inserted into the accommodating openings, branch pipes are fixedly mounted at the bottoms of the hot air pipes, and positioning grooves are formed in the bottom of a discharging area formed in the end part of the carding box. According to the tea strip tidying machine, when the strip tidying box vibrates back and forth, tea in the strip tidying cylinder is tidied under the rolling and rubbing effects of the rolling columns rolling back and forth; due to the arrangement of the rolling columns, the tea leaves can be uniformly stressed, so that tea leaf strips are straighter and more uniform; the appearance aesthetic feeling and commodity value of the tea are improved.

The invention relates to the technical field of fruit coloring, in particular to a method for promoting coloring of red pears through brassinolide. The invention relates to a method for promoting coloring of red pears by brassinolide, which comprises the following steps: carrying out illumination coloring treatment on uncolored red pears reaching a physiological mature period, and before illumination, carrying out soaking treatment on red pear fruits by using a soaking solution containing 24-epibrassinolide. It is found for the first time that the brassinolide analogue 24-epibrassinolide can induce accumulation of anthocyanin in the red pear peel, the coloring process of the red pear peel is remarkably promoted, the surface color of fruits is brighter and more uniform, and therefore the commodity value and market competitiveness of the fruits are improved. The method provided by the invention has the advantages of low reagent concentration, low requirements on equipment conditions, strong operability, high efficiency, simplicity and convenience.

The invention relates to the technical field of poria cocos ultra-thin sheet preparation methods, and discloses a method for preparing poria cocos ultra-thin sheets by freezing, which comprises the following steps: cleaning fresh poria cocos, cutting into strips, and freezing in freezing equipment; putting the frozen poria cocos strips into a slicing machine for slicing treatment; according to the method disclosed by the invention, freezing is utilized: firstly, the tissue structure of the poria cocos is destroyed, so that the tissue structure of the frozen poria cocos is compact; and secondly, the poria cocos fibers can be cut into very thin slices with the thickness of 0.3 mm to 2 mm after being solidified by freezing. Therefore, nutrient substances and trace elements of the poria cocos brewed with boiling water are rapidly and fully leached during drinking, the product value is high, and the defect that the effect of the poria cocos cannot be fully exerted due to the fact that nutrient substances and trace elements are difficult to fully separate out when the poria cocos is brewed with boiling water in the prior art is overcome; the invention provides a processing technology which is simple in process, convenient to drink, rich in nutrition, original in taste and flavor and capable of preserving natural nutrient substances.

The invention discloses a road cone injection molding machine which comprises a machine body, a plastic conveying device, an injection device and a molding device are sequentially arranged on the machine body, the molding device comprises a left mold plate, a right mold plate and a mold closing driving part, the left mold plate and the right mold plate are arranged below the injection device, a rail is further arranged on the machine body, and the left mold plate and the right mold plate are arranged on the machine body. A plurality of inner container seats are arranged on the rail in a sliding mode, rotating seats are arranged on the inner container seats respectively, inner containers are arranged on the rotating seats, forming tables are formed in the positions, corresponding to the inner containers, of the left mold plate and the right mold plate respectively, and perforating supports are arranged at the positions, on one side of the left mold plate and one side of the right mold plate, of the machine body. A perforating seat and a sliding driving part used for driving the perforating seat to slide are arranged on the perforating support, a perforating tool bit is arranged on the perforating seat, and a limiting part used for fixing the road cone on the inner container is further arranged on the inner container seat. The structure is simple, more diversified road cones can be machined, user requirements are met, and the economic benefits of products are improved.

The invention discloses a method for resource treatment of nitric acid tin stripping waste liquid. The method comprises the following steps: adding sulfuric acid and ferric sulfate to the nitric acid tin stripping waste liquid, then distilling to form a light component nitric acid and a heavy component, performing solid-liquid separation on the heavy component to form a supernatant solution and a precipitate; the supernatant solution is used to recover elemental copper, tin mud and sodium sulfate; the precipitate is used to recover elemental copper, tin mud and ammonium sulfate crystals; in the nitric acid distillation process of the invention, sulfuric acid + ferric sulfate are added to form an iron-ammonium alum-like precipitate, thereby realizing the removal of ammonia nitrogen in the distillation process, thereby realizing the safety and controllability of the nitric acid distillation process.

The invention discloses a methyl jasmonate composite fresh-keeping liquid preparation method, which comprises: crushing milkvetch root and licorice root, placing the crushed milkvetch root and licorice root, honeysuckle flower, chrysanthemum flower and deionized water in an ultrasonic wave device, adding cellulase, hemicellulase, pectinase and an acid-base regulator, and carrying out ultrasonic extraction, filtration and centrifugation to obtain an extraction liquid; the preparation method comprises the following steps: dissolving methyl jasmonate and lecithin in ethanol, uniformly mixing, and adding deionized water to prepare a methyl jasmonate solution; and mixing the jasmonic acid methyl ester solution and the leaching solution according to a certain volume ratio to obtain the jasmonic acid methyl ester composite fresh-keeping solution. The methyl jasmonate composite fresh-keeping liquid is used for carrying out spraying treatment and low-temperature ventilation treatment on blueberries after the blueberries are picked, so that the reduction of hardness and soluble solids in the storage process of the blueberries can be effectively relieved, the problems that the picked blueberries are easy to soften, rot and deteriorate and the like are solved, the shelf life of the blueberries is prolonged, and the commodity value of the blueberries is improved. The composite fresh-keeping liquid is safe, non-toxic, simple to prepare and easy to popularize.