51 results about "Pumpkin seed" patented technology

The utility model provides a pumpkin seed constant temperature germination box, include: main box, the inside of main box places the inner net box, the inside slide of inner net box installs and carding part, the both sides of main box slide and install bottom support part, and bottom support part is connected with main box through buffer part assembly, the inside of bottom support part places the heating pad, the top of main box swingly installed has the cover, buffer part includes square, spring piece, both sides of main box are fixedly installed with square, and square is connected with bottom support part and slides, and the inside assembly of square has spring piece with bottom support part installation connection. The utility model discloses through the carding part in the inner net box can assist personnel to the pumpkin seed that places and drive carding, guarantees the even distribution of pumpkin seed in the inner net box, compared with traditional manual drive carding, and its operation is more quick and convenient.

The invention provides five-kernel health-preserving porridge, and belongs to the technical field of food processing. The five-kernel noodles are prepared from millet flour, corn flour, oat flour, peanuts, walnut kernels, almonds, pumpkin seed kernels, black sesame and the like according to a specific weight ratio. The preparation method comprises the following steps: sieving and drying the three kinds of flour, and sequentially performing first stir-frying, standing and curing and second stir-frying to obtain weakly alkaline mixed flour; preheating the four kinds of nuts, adding salt, frying, and crushing into particles; frying black sesame, and crushing; and finally, performing three-dimensional mixing on the mixed flour, the kernel particles and the black sesame powder, and performing stabilizing treatment, sterilization and packaging to obtain a finished product. Through compatibility of the raw materials and synergy of the process, the final product is alkalescent and can effectively neutralize gastric acid, so that the health-care function of nourishing and protecting the stomach is achieved, and meanwhile, the product is good in taste and good in storage stability.

This invention proposes a high-nutrient-density multigrain composite low-temperature slow-fermentation dough, relating to the food industry. It comprises dry powder and water accounting for 50-60% of the dry powder's mass. The dry powder, by weight, includes the following ingredients: 400-500 parts high-gluten flour, 20-30 parts tricolor quinoa flour, 20-30 parts oat flour, 20-30 parts brown rice flour, 20-30 parts black rice flour, 1-2 parts sunflower seed flour, 1.5-5 parts pumpkin seed flour, 1.5-5 parts black sesame powder, and 1-5 parts cucumber seed flour. This formula contains whole grains such as quinoa flour, oat flour, and brown rice flour, retaining the bran and germ structure of the grains. It has high nutritional value and a low glycemic index.

The invention discloses a tartary sugar for expelling parasites in vivo and a preparation method thereof, and belongs to the technical field of expelling parasites in vivo, the tartary sugar is prepared from the following raw materials by weight: 5-10 g of cassia alata seeds, 5-10 g of pumpkin seeds, 6-8 g of starch, and about 30 g of egg white. The preparation method comprises the following steps: grinding the cassia alata seeds and the pumpkin seeds into fine powder for later use, separating egg yolk and egg white, placing the egg white in a water-free and oil-free vessel, adding 10g of berry sugar, screening starch, adding the fine powder of the cassia alata seeds and the pumpkin seeds at the same time, continuously beating to a hard foaming state, uniformly turning and stirring, putting into a pastry bag, and packaging into the pastry bag. And extruding a tower shape (about 3g) on a baking tray on which the oiled paper is paved, preheating a baking oven to 100 DEG C, and baking for 60 minutes with upper and lower fire in a middle layer to obtain the product. In the formula, the pumpkin seeds can be used for treating teniasis and schistosoma japonicum (the schistosoma japonicum is divided into schistosoma mandshurica, Egyptian schistosoma japonicum and schistosoma japonicum), and the cassia amabilis seeds can be used for treating ascaris, and also can be used for treating various parasites and the like.

The prebiotic energy bar comprises the following components in parts by weight: 6.0 to 6.4 parts of inulin, 3.0 to 3.2 parts of fructo-oligosaccharide, 4.5 to 6.4 parts of egg white, 3.0 to 3.2 parts of coconut oil, 0.4 to 0.5 part of table salt, 50 parts of highland barley crisp chips, 1.5 to 1.8 parts of Chinese wolfberry fruits, 1.5 to 1.8 parts of pumpkin seeds, 5.3 to 5.5 parts of raisins and 4.5 to 4.8 parts of cashew nuts. According to taste selection, the coconut crisp food can also comprise 1.5-1.8 parts of cocoa powder or 1.5-1.8 parts of coconut powder and 7.5-7.8 parts of coconut crisp chips. According to the invention, artificially synthesized additives and sweeteners are not used, the formula is clean, highland barley is rich in proteins, dietary fibers, beta-glucan and a variety of amino acids and trace elements, and prebiotics, nuts, seeds, dried fruits and the like are matched, so that the highland barley biscuits are rich in taste level, have obvious advantages in nutritional ingredients, are a healthy and delicious functional food, and have good market prospects. The food is especially suitable for people needing sugar control.

This invention discloses a pumpkin seed double-sided soil covering sowing furrow opener and method based on synchronous linkage, belonging to the field of pumpkin planting technology. It aims to solve the problems of uneven material feeding, poor unilateral soil covering effect, asynchronous operation of various processes, poor applicability and maintainability of existing sowing furrow openers. Its main structure includes a main frame, mounting frame, rectangular sleeve plate, rotating shaft I, rotating shaft II, material box, auxiliary frame, pressure roller, rectangular box, rectangular container and various functional components. The moving wheel is synchronously linked with rotating shaft I and rotating shaft II through the power component, which drives the feeding, soil covering and compaction components to work together. The stirring rod in the feeding component prevents seed accumulation, and the rotating column realizes quantitative feeding. The soil covering component realizes uniform soil covering on both sides of the seed through reciprocating motion. The compaction component fully compacts the soil after soil covering. This device can be flexibly adjusted, is easy to maintain, and can effectively improve the quality and efficiency of pumpkin sowing and reduce the labor intensity of planting personnel.

The application belongs to the technical field of agricultural hybrid breeding, and discloses a pumpkin hybrid seed production method using rubber bands to bind and isolate pollination. The application aims to solve the problems of complicated isolation operation, easy flower damage, low efficiency and environmental pollution in the existing pumpkin seed production. The method comprises the following steps: in the afternoon of the day before pollination, a ring-shaped closed loop structure elastic rubber band is stretched and sleeved on the upper part of the female flower corolla of the female pumpkin, the elastic contraction force of the rubber band is used to close the front end of the corolla, and pre-binding isolation is realized; on the day of pollination, the rubber band on the female flower is removed to expose the stigma, and artificial pollination is performed; after the pollination is completed, the same rubber band is sleeved back to the original position immediately to tighten and isolate. Through the standardized process of pre-binding-unbinding-pollination-rebinding, the application has the advantages of simple operation, no flower damage, good isolation effect, single flower operation time of not more than 20 seconds, corolla damage rate of less than 2%, hybridization rate of 99%, low cost of rubber band, less pollution, and significant improvement of pumpkin hybrid seed production efficiency and seed purity.

The utility model discloses a circulating type seed kernel cleaning machine, which relates to the technical field of pumpkin seed cleaning machines, and adopts the technical scheme that the circulating type seed kernel cleaning machine comprises a base, a backflow water pool fixedly arranged at the top of the base, a plurality of fixing columns fixedly arranged at the top of the base, a spraying cleaning pool fixedly arranged at the tops of the fixing columns, and a concave drainage groove formed in the bottom of the spraying cleaning pool, the circulating type seed kernel cleaning machine has the advantages that the vibrator body drives the metal filter plate to vibrate at high frequency, pumpkin seed kernels move on the inclined filter plate in a jumping mode, preliminary screening (fine impurity separation) is achieved, the seed kernels can fully roll over, it is guaranteed that a spraying water curtain is covered without dead corners, and the cleaning efficiency is improved. The circulating water curtain assembly forms crossed water flow through a plurality of groups of spray headers, and is matched with low-pressure injection design (preventing seed kernels from being scattered), so that surface dirt, residual pulp and light and small impurities are effectively stripped, and the cleaning cleanliness is high.

This utility model discloses a device for identifying salt tolerance during the germination period of pumpkin seeds, belonging to the technical field of seed salt tolerance identification equipment. The utility model includes an incubator, with a tray inside the incubator's cavity. A flat support plate is located inside the tray's cavity. A circular hole is formed at the top of the flat support plate, and adjustment components are provided on both sides of the flat support plate. By pulling out the tray, different concentrations of salt solution can be injected into the cavities of the three trays, enabling simultaneous comparative experiments with multiple groups. The circular hole design facilitates the placement of pumpkin seeds, and the salt solution enters through a drainage hole, ensuring full contact between the seeds and the solution. Pulling the sliding frame moves the locking plate out of the locking groove, allowing the flat support plate to be moved up and down to adjust the depth of seed immersion in the salt solution. After adjustment, the sliding frame is pushed back to fix the plate, achieving precise control of the seed immersion depth and providing convenience for studying the effects of different salt concentrations and immersion depths on seed germination.

The invention discloses a composition for enhancing memory and improving cognitive function and application. The composition disclosed by the invention comprises acanthopanax, ginseng, Chinese wolfberry fruits, gastrodia elata, spina date seeds, poria cocos, Chinese yams, lotus seeds, gordon euryale seeds, mulberries, longan pulp, fresh ginger, walnut powder, egg protein powder, blueberry powder, raspberry powder, pumpkin seed powder, oat powder, spirulina powder, dark chocolate powder, a vitamin B group compound, gamma-aminobutyric acid, galactooligosaccharide and citric acid. According to the invention, a multi-channel and multi-target collaborative network is constructed by taking acanthopanax senticosus as a core, through multiple channels such as nerve regeneration, energy metabolism, oxidative stress, signal transduction, endocrine regulation and the like, different nodes such as neurons, neuroglial cells, cerebrovascular endothelium and the like are targeted, the overall optimization of the memory function is realized on the system level, and the memory function is optimized. The core idea of systematic biology of overall regulation and control is reflected, and the composition prepared from the composition has the effects of improving memory, learning ability and cognitive ability.

The invention belongs to the technical field of medicine. The invention relates to a polypeptide, in particular to a pumpkin seed-derived hypoglycemic polypeptide, a polypeptide component as well as a preparation method and application of the pumpkin seed-derived hypoglycemic polypeptide. According to the invention, pumpkin seed cake meal is taken as a raw material, high-purity protein is extracted by adopting an alkali extraction and acid precipitation method, alpha-glucosidase inhibitory activity is taken as a guide, a pepsase enzymolysis process is optimized, and a polypeptide component with remarkable in-vitro blood sugar reducing activity and two active polypeptides with novel structures are successfully prepared. The polypeptide disclosed by the invention is non-toxic, good in water solubility and high in safety. The invention not only realizes high-valued utilization of agricultural wastes, but also provides a preparation method of a natural, controllable and definite-product hypoglycemic polypeptide component, discovers and verifies two novel polypeptides with alpha-glucosidase inhibitory activity for the first time, lays a foundation for developing auxiliary treatment products or functional food ingredients for diabetes, and has a wide application prospect. Good application prospects and application values are realized.

The invention discloses an animal and plant double-protein meal replacement ball and a making technology, and belongs to the technical field of food processing, and the formula of the meal replacement ball comprises 25-30 g of double-protein powder, 65-75 g of oatmeal, 12-18 g of sugar substitute, 20-25 g of egg liquid, 10 g of broken nuts, 2-5 g of black sesame, 3 g of coconut oil, 3 g of corn oil, 5 g of pumpkin seeds, 1.5 g of dark chocolate and 0.8 g of coconut crisp chips. Based on the formula, silkworm pupa protein is selected as the animal protein, pea protein is selected as the plant protein, the silkworm pupa protein and the pea protein are weighed according to the proportion of 1: 1, premixed and sieved through a 60-mesh sieve, oatmeal, sugar substitutes, crushed nuts, egg liquid, black sesame, coconut crisp chips and pumpkin seeds are taken and put into a mixing machine to be fully stirred, the mixture is put into a mold, and the mold is obtained. The preparation method comprises the following steps: adding sugar substitute into the raw materials, quantitatively adding coconut oil and corn oil for multiple times during stirring until the sugar substitute is basically dissolved, ensuring that all the raw materials are uniformly fused, then taking quantitative mixed materials, rubbing the mixed materials into balls, performing sectional baking, cooling and chocolate drenching decoration, and finally performing ultraviolet sterilization and tinfoil packaging to obtain the meal replacement ball finished product.

This utility model relates to the field of pumpkin seed dust removal technology and discloses a negative pressure dust removal packaging and conveying machine for pumpkin seed production, including a dust removal box. The inner side of the dust removal box is equipped with a high-efficiency dust removal component to improve dust removal efficiency. This negative pressure dust removal packaging and conveying machine for pumpkin seed production, by installing a high-efficiency dust removal component, works in conjunction with an annular frame and an annular cylinder. After the annular cylinder rotates, it seals the opening area with its wall. Pumpkin seeds entering the annular frame remain inside. Then, a drive motor drives a movable mesh plate to rotate via a drive shaft, pushing the pumpkin seeds down from a height, further shaking off surface dust. The shaken-off dust remains within the space of the annular frame, where it is then adsorbed by a suction device, effectively preventing dust from floating to areas that cannot be adsorbed, thus avoiding problems with adsorption efficiency.

The utility model discloses a pumpkin seed discharging hopper based on a conveyor belt conveying device, and relates to the technical field of pumpkin seed processing. The device comprises two supporting legs, a stirring mechanism and a conveying mechanism are arranged on the two supporting legs, the stirring mechanism comprises a supporting frame fixedly connected to the tops of the two supporting legs, a discharging hopper is fixedly connected to the inner wall of the supporting frame, a first rotating shaft is rotationally connected to the top of the discharging hopper, and a second rotating shaft is rotationally connected to the bottom of the discharging hopper. The bottom of the first rotating shaft extends into the supporting legs, the outer wall of the first rotating shaft is rotationally connected with a first gear, the top of the first gear is fixedly connected with the discharging hopper, and the outer wall of the first rotating shaft is fixedly connected with a support. When an existing pumpkin seed discharging hopper is used, pumpkin seeds in the discharging hopper are not convenient to stir, the pumpkin seeds are possibly adhered and caked due to factors such as damp and surface grease in the storing and discharging process, discharging blockage is caused, and therefore the continuity of the conveying process is broken.

This invention discloses a health food product called "Eight-Fruit Treasure" and its preparation method. The product is a scientific blend of eight nuts: walnuts, almonds, hazelnuts, cashews, pine nuts, black sesame seeds, sunflower seeds, and pumpkin seeds, in specific proportions (13.6%, 13.6%, 13.6%, 13.6%, 13.6%, 10.7%, 10.7%, and 10.7%, respectively). By precisely calculating the weighted average of the nutritional components of each nut, the finished product contains 21.5g of protein, 265.0mg of calcium, and 34.2mg of vitamin E per 100g, achieving a high degree of nutritional balance. This product is in powder form, overcoming the drawbacks of traditional nuts being difficult to chew. It is convenient to eat, suitable for all ages, and has a high digestibility and absorption rate. It also has significant effects in preventing cardiovascular diseases, improving intestinal flora, and delaying aging.

The utility model provides a pumpkin seed cleaning air dry integrated device, include: base, the top of base is erected with outer bucket, the inside fixed mounting of outer bucket has outer filter vat, the inside of outer filter vat places has inner filter vat, the rear side fixed mounting of base top has lifting unit, and the lifting unit is assembled with the stirring unit who penetrates inner filter vat and is connected with outer filter vat installation, and the bottom of outer bucket is assembled with the flow guide unit who is connected with stirring unit installation, the lifting unit includes mounting bracket, top plate, the rear side fixed mounting of base top has mounting bracket, and the front surface sliding installation of mounting bracket has top plate, the stirring unit includes pivot, docking suite, stirring blade. The utility model stirring unit and the mutual cooperation between lifting unit, not only can through the mode of stirring to the pumpkin seed cleaning and remove the pumpkin seed on melon core, also can through the way of lifting to the inner filter vat and promote the pumpkin seed after cleaning to promote, convenient personnel carry out fast extraction.

The present application relates to a kind of fish oil polypeptide composition for reducing blood fat and its application, belong to the field of biological medicine and functional food.The composition includes fish oil and pumpkin seed source active peptide C2-1 (molecular weight <3kDa), wherein active peptide accounts for 1-5% of the total weight of composition.Its preparation method includes: pumpkin seed protein complex zymolysis, ultrafiltration separation, anion exchange chromatography purification obtains C2-1 active peptide (KRGGRFL), then with fish oil homogenization into stable dispersion.The composition significantly reduces serum total cholesterol (TC), triglyceride (TG), low-density lipoprotein cholesterol (LDL-C) by simultaneously inhibiting cholesterol esterase and lipase activity, and improves high-density lipoprotein cholesterol (HDL-C).Animal experiments show that its lipid-lowering effect is better than single fish oil, and is comparable to chemical drugs.The present application first realizes polypeptide-fish oil synergistic effect, provides safe and efficient new scheme for hyperlipidemia prevention and treatment.

This invention relates to the field of grain food processing, specifically to a formula for a health-promoting grain product that is both food and medicine. By weight, it comprises 80-120 parts whole grain powder, 4-9 parts goji berry powder, and 3-6 parts black sesame powder. The whole grain powder is selected from one or more of whole wheat flour, oat flour, quinoa flour, black rice flour, brown rice flour, buckwheat flour, and highland barley flour. The formula may also include red date powder, fox nut powder, lotus seed powder, chia seed powder, pumpkin seed powder, and xylitol as needed. This invention, by combining goji berry powder and black sesame powder with the whole grain powder in specific amounts, achieves a balance between satiety and metabolic stability in the product without adding exogenous sugar-controlling modifiers, resulting in a natural taste and prominent grain flavor.

1. Name of the product in this design: Packaging Label (Pumpkin Seeds). 2. Purpose of this design: This design is used for printing or pasting on pumpkin seed product packaging boxes to decorate the outer packaging of pumpkin seed products. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key features: the front view. 5. This design is a two-dimensional product; left, right, top, and bottom views are omitted.

The present application relates to composition for nourishing the kidneys and its preparation method. More specifically, the present application relates to an Oyster peptide kidney-nourishing formula composition and preparation method. The composition and preparation method are designed to address the technical issues in traditional Chinese medicine where the kidney-nourishing effects are slow to appear, treatment takes a long time, boiled medicine has a poor taste, and it's inconvenient to carry. An Oyster peptide kidney-nourishing formula composition, comprising the following medicines: oyster peptide, pumpkin seed extra, epimedium extract, maca extract, tribulus terrestris extract, eurycomanone, arginine, lycopene, VB2, VB6, selenium and zinc. The product created by this application has several functions such as increasing male serum testosterone levels, regulating blood lipids, inhibiting platelet aggregation, improving symptoms of hyperglycemia, enhancing human immunity, and promoting metabolism.

The utility model belongs to the technical field of image recognition, and particularly relates to a laser image feature recognition instrument based on a convolutional network model, which comprises two support plates, a sorting plate arranged between the two support plates, a laser image acquisition device arranged above the sorting plate, a foreign matter cleaning execution assembly arranged on the surface of the support plates, and a laser image recognition device arranged on the surface of the foreign matter cleaning execution assembly. The foreign matter cleaning execution assembly comprises a U-shaped support arranged above the supporting plate and two side edge plates fixedly connected to the bottom face of the U-shaped support. The multiple motors, the gears and the toothed plates are matched, so that the clamping hopper accurately moves to the position above the foreign matter to be positioned, the multiple motors, the sliding blocks and the mechanical clamping assembly cooperate to rapidly clamp and transfer the foreign matter, and the pumpkin seed sorting purity is improved.

The invention discloses a medicinal and edible complementary food for refreshing mind and restoring consciousness and a preparation method thereof, and belongs to the technical field of medicinal and edible complementary food. Comprising the following components in parts by weight: 10-15 parts of hawthorn, 10-25 parts of himalayan teasel root, 10-20 parts of akebia trifoliate, 5-15 parts of olean, 1-8 parts of sargassum, 1-8 parts of ulva pertusa, 3-10 parts of rhizoma polygonati, 1-5 parts of poria cocos, 1-5 parts of lentils, 1-4 parts of chickpeas, 2-8 parts of oat, 2-10 parts of chestnut kernels, 1-6 parts of pumpkin seeds, 1-5 parts of grapefruit seeds, 2-8 parts of honey, 5-10 parts of cow milk and 1-2 parts of vitamins. 1-2 parts of mineral substances and 1-5 parts of beta-maltodextrin. Through scientific proportioning and reasonable compatibility of traditional Chinese medicines, the synergistic effect of various active substances is realized, through reasonable compatibility, the prepared medicinal and edible complementary food can play a more remarkable anti-fatigue role, loss of pentacyclic triterpenoids is effectively prevented through double-layer embedding, and the content of active ingredients is ensured. Animal experiments prove that the medicinal and edible complementary food can improve exercise tolerance and fatigue resistance of mice.

This invention discloses a natural health supplement formula and its preparation method for improving soft stools in sugar gliders, belonging to the field of pet health supplement technology. The formula, by weight, comprises 25-35 parts of freeze-dried Australian acacia gum powder, 8-12 parts of freeze-dried Saccharomyces boulardii powder, 5-8 parts of a compound powder of Lactobacillus acidophilus and Bifidobacterium, 3-5 parts of gum arabic, 4-6 parts of inulin, 3-5 parts of purslane extract, 6-10 parts of yam powder, 5-8 parts of pumpkin seed powder, 4-7 parts of psyllium husk powder, 2-3 parts of licorice extract, 0.5-1 part of zinc gluconate, and 0.3-0.8 parts of B vitamins complex. This invention's formula is designed specifically for the digestive system characteristics of sugar gliders, using natural ingredients in a scientifically proportioned manner. It comprehensively regulates the intestinal flora, repairs the intestinal mucosa, and enhances digestive function, effectively improving soft stool problems, and is highly safe with no side effects. The preparation method includes steps such as raw material pretreatment, mixing of excipients, preparation of compound microbial agents, total mixing, molding and packaging, to ensure product stability and probiotic activity.

The utility model provides a pumpkin seeding machine with the function of covering soil, which comprises a bottom plate, two groups of mounting ports are arranged on the bottom plate, a load plate is slidably connected to the mounting ports, an adjusting assembly is assembled between the bottom plate and the load plate, a film covering unit is fixedly installed on the front side of the bottom plate and the load plate, seeding units are fixedly installed on the top of the bottom plate and the load plate, soil covering units are fixedly installed on the inner sides of the two sides of the load plate and the bottom plate, and a slotting unit is fixedly installed on the rear side of the bottom plate and the load plate. The adjusting assembly comprises a second adjusting rod and a first sliding rod, and the first sliding rod and the second adjusting rod are respectively and oppositely installed in the mounting ports and penetrate through the load plate. The utility model realizes the free switching of 1-3 lines through the sliding design of the load plate, and is suitable for different agricultural requirements. The film covering unit enables the device to lay and press the film, and assists the personnel in the laying operation. The slotting, seeding, film covering and soil covering of the three-line planting path can be completed at one time, and the work amount of the personnel is reduced.

The utility model belongs to the technical field of seed treatment equipment, and particularly discloses a pumpkin seed cleaning and filtering device which is characterized in that a feeding hole is formed in the top of a rubbing tank, a rotating roller is rotatably connected in the rubbing tank, the rotating roller is driven by a first motor, a plurality of rubbing plates are fixedly connected to the rotating roller, and a stirring box and a water collecting box are fixedly connected to the bottom in the filtering tank; the upper end of one side of the stirring box is provided with a water outlet, the interior of the stirring box is rotatably connected with a stirrer, the bottom of the stirring box is provided with a second discharge port penetrating through the bottom wall of the filter box, the opposite side of the water outlet is fixedly connected with a first water inlet pipe, and the bottom of the stirring box is obliquely provided with a filter plate penetrating through the side wall of the filter box. The working efficiency can be improved by arranging the rubbing tank and the stirring barrel, sewage can be recycled after being filtered by arranging the water collecting tank and the filter plate, and waste of water resources is avoided.

The invention discloses nanoparticles for improving water solubility and permeability of a fat-soluble rosemary extract as well as a preparation method and application of the nanoparticles. The preparation method of the nanoparticles comprises the following steps: (1) respectively preparing a chitosan (CS) solution, a rosemary extract (RE) solution, a sodium hexametaphosphate (SHMP) solution and a tannic acid (TA) solution; (2) slowly dropwise adding the RE solution into the CS solution, and continuously stirring for 30 minutes; then sequentially dropwise adding an SHMP solution and a TA solution, and continuously stirring for 30 to 50 minutes, so as to obtain RE-TA-CS turbid liquid; and (3) centrifuging the RE-TA-CS suspension, pouring out the supernatant, collecting the precipitate, and freeze-drying the precipitate to obtain the RE-TA-CS nanoparticles (RE-TA-CSNPs). The particle size of the RE-TA-CSNPs prepared by the preparation method disclosed by the invention is 279.5 to 354.8 nm, the encapsulation efficiency of the RE-TA-CSNPs is 70.6 to 78.1 percent, and the contact angle of the RE-TA-CSNPs is 65.2 to 66.1 degrees; the nano particles have good stability, permeability and antioxidant activity in boiled seed foods such as sunflower seeds and pumpkin seeds, oxidation of the seed foods is effectively inhibited, and the shelf life of the seed foods is prolonged.

The invention relates to the technical field of agricultural product processing, and discloses a hot air circulation system of a pumpkin seed dryer, the hot air circulation system comprises a device main body, a combustor and a circulation assembly, a feeding mesh belt is arranged in the device main body, the combustor is connected with the device main body, and the output end of the combustor extends into the device main body; the circulating assembly comprises a circulating fan and an air guide part, the circulating fan is arranged on the device body so that the hot airflow can circularly flow in the device body to pass through the feeding mesh belt, and the air guide part is arranged in the device body and is configured to change the angle of the hot airflow flowing circularly when making contact with the feeding mesh belt through rotation of a part of the structure. Through mutual matching of the circulating fan and the air guide piece, the contact angle between hot air flow and the feeding mesh belt can be flexibly adjusted, the hot air flow is precisely matched with gaps with different angles formed by disorderly stacking of pumpkin seeds, and the hot air flow is fed into the gaps which cannot enter due to angle mismatching; therefore, the problem that drying is insufficient due to the fact that the airflow conveying angle is fixed in the prior art is solved.

The invention discloses compound oil tea for regulating spleen, stomach and intestinal tract and a preparation method thereof, and belongs to the technical field of food processing. The compound oil tea is prepared from soybeans, edible vegetable oil, honey, pumpkin seeds, phaseolus calcaratus, white hyacinth beans, peanuts, white sesame seeds, black sesame seeds and cotton white sugar according to a specific weight percentage, all the raw materials are medicinal and edible food materials or edible raw materials, and no additive is added. The formula is scientific and reasonable, all the raw materials have a synergistic effect, the functions of the spleen, the stomach and the intestinal tract can be effectively regulated, and various uncomfortable symptoms such as gastric ulcer, deficiency-cold in the spleen and the stomach, various gastritis, enteritis and digestive dysfunction are relieved; the product is safe, free of side effects, excellent in taste, long in shelf life, simple in preparation process, convenient for industrial production and popularization, suitable for long-term eating by various people, and especially suitable for people with weak spleen, stomach and intestinal functions.

The utility model discloses a variable-frequency pumpkin seed wet-process shelling device, which relates to the technical field of pumpkin seed shelling, and adopts the technical scheme that the variable-frequency pumpkin seed wet-process shelling device comprises a shell, a motor is fixedly connected to the top of the shell, and a shelling assembly is arranged on the shell; the multi-gear frequency converter is fixedly connected to one side of the shell; the number of the supporting blocks is two, the two supporting blocks are both fixedly connected to one side of the shell, the multi-gear frequency converter is located between the two supporting blocks, a reciprocating lead screw is embedded in the two supporting blocks, the reciprocating lead screw is sleeved with a sliding seat, the sliding seat is connected with the reciprocating lead screw through a ball screw pair, and the ball screw pair is connected with the multi-gear frequency converter. The pumpkin seed huller has the advantages that the rotating speed of the rubber blades can be adjusted, the pumpkin seed huller can adapt to the difference of the sizes, the moisture content and the shell hardness of pumpkin seeds, the phenomena of seed crushing and incomplete hulling are avoided, the kernel yield and the product quality are guaranteed, meanwhile, a motor does not need to operate at the maximum power for a long time, and the cost is reduced. And the energy consumption can be reduced.