37results about How to "Easy to realize mechanized operation" patented technology

The invention belongs to the technical field of cyclic utilization of agricultural wastes, and provides a method for circularly using agricultural wastes and producing organic fertilizers. The method comprises the following steps: with the adoption of a dry type anaerobic fermentation technology, generating biogas by livestock wastes and crop straws through anaerobic fermentation; deodorizing and decomposing materials by means of natural microorganisms and inoculated microorganisms, wherein fermentation is fast in speed, short in period and easy to operate mechanically; meanwhile, recovering the biogas slurry for next anaerobic fermentation inoculum; generating electricity by biogas to provide energy sources to heat an anaerobic fermentation tank in low temperature seasons and meanwhile, providing an electric energy to production of organic fertilizers; adjusting nutrients and moisture of biogas residue and adding a leavening agent and converting the biogas residue into the organic fertilizers through a secondary static composting process. In the whole production process, substances and energies are recycled without secondary pollution, so that wastes are recycled, harmless and ecological, and substances and energies are recycled. Huge social, ecological and economical benefits can be generated, so that the method has stronger popularization and application values.

The invention relates to a preparation method of an aptamer affinity column having the advantages of simple operation, fast coupling speed and high coupling efficiency, and the aptamer affinity column is prepared from NHS activated sephrose4FF as a carrier and ochratoxin A specific aptamer as a ligand. After systematical review, the affinity column has good applicability in traditional Chinese medicines, and can achieve the purpose of rapid purification of the ochratoxin A in the traditional Chinese medicines, the established detection method is good in accurate degree and high in sensitivity, and can be used for rapid screening of the ochratoxin A in the traditional Chinese medicines. In addition, the preparation method of the aptamer affinity column is simple, easy, low in production cost, and stable and controllable in quality, can meet the rapid detection of the ochratoxin A in the traditional Chinese medicines, and has broad development prospects.

The present invention discloses a method for removing tangerine peel by adopting biological enzyme method. Said method includes the following steps: (1), using needle bed to prick cleaned tangerine; (2), adding pectinase whose mass concentration is 1.5-5% and cellulose whose mass concentration is 1-5% into water and uniformly stirring them so as to obtain an enzymolysis solution; (3), soaking the pricked tangerine in the prepared enzymolysis solution, then evacuating, after the enzymolysis solution is penetrated into the tangerine interior, restoring to normal pressure; (4), heating to 30deg.C-60deg.C, retaining for 0.25-2.5h to making enzyme treatment; and (5), using external force to remove peel and remove pith so as to obtain the invented peeled tangerine.

The invention provides a preparation method of a three-dimensional woven rubber coating carbon-fiber-reinforced composite material, which comprises the following steps: preparing filler mixed powder; preparing a filler mixed solution; preparing an unvulcanized nitrile-butadiene rubber mixed solution; preparing nitrile-butadiene rubber mixed rubber cement; taking the dissolved unvulcanized nitrile-butadiene rubber mixed solution, and pouring the filler mixed solution while stirring; sequentially adding plasticizers DOA and DOS to obtain yellow viscous nitrile-butadiene rubber mixed rubber cement; preparing a rubber coating carbon fiber fabric; and preparing a damping composite material. The behaviors of the fiber-rubber interface and rubber-base interface are adjusted to implement the organic connection between the fiber and base, thereby obtaining the three-dimensional woven composite material with excellent damping characteristic.

The invention relates to a carboxymethyl chitosan co-mixed fresh-keeping agent and a film-coating fresh-keeping method for a fresh egg, and belongs to the egg product fresh-keeping field. The chicken egg fresh-keeping agent is obtained by mixing the following components in a pure water solution: carboxymethyl chitosan, glycerin and calcium chloride. The carboxymethyl chitosan co-mixed fresh-keeping agent coats the surface of a cleaned and dried egg by a solution-soaking method, and then natural air drying is carried out. The prepared fresh-keeping agent has the advantages of wide sources, no toxicity, no pollution, and biodegradability; and moreover, carboxymethyl chitosan has good bacteriostasis performance, and the preparation cost is low. The egg fresh-kept by the fresh-keeping agent still belongs to an A-grade egg after being placed for two months at the normal temperature. The method is also suitable for fresh keeping of other fowl eggs.

The invention discloses a preparation method for a mature vinegar. The method comprises the following steps: A, preparing raw materials: mixing fried hulls, fried wheat bran, liquid of fried rice, water, glucose powders and yeast extract, followed by a sterilizing, then adding edible alcohol and acetic acid bacteria to obtain the mixed raw materials; B, carrying out a fermenting: carrying out a fermenting for the mixed raw materials through a continuous ventilation stirring of deep solid-liquid state substance to obtain a solid-liquid state mature vinegar mash; C, carrying out a enzymolysis: adding first soy and a enzyme preparation to the solid-liquid state mature vinegar mash, and carrying out a solid-liquid state enzymolysis to obtain a enzymolysis vinegar mash; D, carrying out a post processing: sequential carrying out a heating for sterilize, a storing, a rough filtering, a fine filtering, a blending, a disinfecting and a sterilizing for the enzymolysis vinegar mash to obtain a finished product of the mature vinegar. The preparation method provided by the present invention has advantages of available raw materials, short fermentation period, easy realization of mechanized operation, high labour efficiency, low work intensity, and is suitable for a large-scale production. In addition, physical and chemical quality indexes of the mature vinegar provided by the present invention can reach the national quality standard of the vinegar.

The invention relates to the technical field of textiles. The invention relates to a trouser tappet gluing device comprising a frame and a gluing device arranged on the frame. The gluing device comprises a gluing head for spraying glue. The glue dispensing device further comprises a hollow sleeve, wherein the glue dispensing head and the telescopic mechanism are both positioned in the sleeve, an outwardly protruding edge corner part is arranged on the top of the sleeve, a strip opening is arranged on the tip end of the edge corner part parallel to the axial direction of the sleeve, and the glue discharging port of the glue dispensing head faces the strip opening; The fixing device comprises a pressing block and a linear reciprocating mechanism for driving the pressing block to slide up anddown, and a side of the pressing block near the sleeve is provided with an inner concave part matched with an edge corner part, and the inner concave part is a V-shaped groove with an opening downward. This patent eliminates the need to double-turn the trousers and directly inserts the trouser barrel into the periphery of the sleeve so that glue can be sprayed on the inside of the trouser barrelthrough the glue head.

The invention provides an interplanting and crop rotation combined planting method of salvia miltiorrhiza and millet. According to the technical scheme, on the same land parcel, a salvia miltiorrhiza and millet interplanting mode is adopted in the first year: salvia miltiorrhiza in four rows in two ridges and millet in four rows are interplanted; a salvia miltiorrhiza and millet in-place crop rotation interplanting mode is adopted in the second year: salvia miltiorrhiza is planted in row width spaces of the millet interplanted in the first year, and millet is interplanted in a crop rotation manner in row width spaces of the salvia miltiorrhiza planted in the first year. A sustainable production planting method of the salvia miltiorrhiza is established, salvia miltiorrhiza and millet interplanting modes and methods are created and comprise the interplanting mode of salvia miltiorrhiza in two ridges (including four rows) and millet in four rows; a transplanting method of the salvia miltiorrhiza covered with black films; an in-place crop rotation interplanting method of the salvia miltiorrhiza and the millet. Various barriers including worse pest and disease damage, descending of yield and quality, difficulty in large-area crop rotation and the like due to monocropping and continuous cropping in production of the salvia miltiorrhiza are eliminated.

The invention relates to a preparation method of cynomorium songaricum and medlar vinegar beverage. The beverage takes cynomorium songaricum and medlar as main raw materials. The preparation method comprises the steps of pulping the medlar, performing enzymolysis, fermenting, filtering, aging, extracting from the cynomorium songaricum, and mixing, thereby preparing the finished product. The cynomorium songaricum and medlar vinegar beverage prepared by the process is bright in color, moderate in sweetness and sourness and delicate in taste and has healthcare functions of supplementing the liver and kidney, relaxing bowel, improving the immunity and delaying the senescence.

The invention provides a method for processing potato mixed powder. The method includes the steps of 1, cleaning and peeling; 2, dicing; 3, hot-air drying; 4, freezing; 5, smashing; 6, vacuum drying; 7, color protecting; 8, freezing; 9, smashing; 10, grinding; 11, baking; 12, freezing; 13, grinding. According to the method for processing the potato mixed powder, fresh potatoes serve as a raw material, the potato mixed powder is prepared with the innovative technology such as smashing, color re-protecting, freezing and baking, and the obtained potato mixed powder is overall in nutritional ingredient reserving, small in browning and fine and smooth in taste, and can serve as a raw material of a potato staple-food product.

The invention discloses an anti-oxidation coating for a pre-baked anode of an aluminum cell. The anti-oxidation coating for the pre-baked anode of the aluminum cell is prepared by the steps of blending an alumina sol, aluminum dihydrogen phosphate and other additive according to a certain proportion so as to obtain a sol, and mixing and compounding the sol and aluminum oxide with 40 meshes or moreto form the coating, wherein an anti-oxidation adhesive is prepared from 8 to 10 percent of alumina sol, 40 to 42 percent of aluminum dihydrogen phosphate, 55 to 60 percent of water, and not more than 1 percent of additive, and a cementing liquid is prepared by blending according to a certain proportion; the additive is a mixture of phosphate ester and aluminum oxide with the matching ratio being(55 to 65 percent) to (35 to 45 percent); the matching ratio of the anti-oxidation adhesive to the aluminum oxide is 4 to 1. The surface of the pre-baked anode is brush-coated or spray-coated, so that a layer of compact aluminum oxide thin film is formed on the surface of the pre-baked anode, has 1,000-DEG C high temperature resistance, higher adhesive strength and better film covering performance, and can effectively obstruct contact and oxidization of the pre-baked anode and air, so that the oxidation rate of the pre-baked anode is reduced.

The invention relates to a long-distance and large-diameter cable laying construction device in a cable trough, which comprises a walking type lifting device, a lifting frame is arranged on the walking type lifting device in a lifting manner, and a flexible bottom supporting frame is detachably arranged on the lifting frame. The invention further discloses a long-distance and large-diameter cablelaying construction method in the cable trough. The device and the method have the following beneficial effects: firstly, a cable ground trough is formed in the ground through a ditching tool, a cableis laid beside the cable trough in the length direction of the cable trough, and the cable is laid on one side of the cable trough, so that mechanized operation is easier to realize; and according tothe long-distance and large-diameter cable laying construction device in the cable trough, the cable is transferred into the cable trough, and then the cable trough is backfilled with soil, so that the required labor force is reduced, the labor intensity is greatly reduced, the construction safety is improved, the operation method is simple, convenient and feasible, the popularization is easy, and greater economic benefits can be generated.

The invention relates to the technical field of biomedicine, and provides a collector. The collector comprises a pipe body, the pipe body is internally provided with a filter plate in the axial direction, and the filter plate divides an accommodating space of the pipe body into an initial sample storage area and a sample extraction area in the axial direction. The collector has the advantages thata swab attached with oral exfoliative cells is placed in the initial sample storage area, DNA in the cells is released by cracking components in a preservation solution, and the DNA is filtered through the filter plate to the sample extraction area, so that bending or position deviation of a sampling needle due to the contact between the sampling needle and the oral swab is avoided; on the otherhand, when the collected saliva contains thick sputum or food debris, the clogging of the sampling needle is prevented by filtering through the filter plate, there is no need to take out the swab or liquefy the sputum in the operation, the operation is convenient, and the time is saved.

The invention relates to the technical field of precision seeders, and discloses a multifunctional wheat film-side furrow sowing wide precision seeder which comprises a rack. The top of the rack is fixedly connected with a fertilization box and a seeding box, a discharge port of the fertilization box is fixedly connected with a precision seeder body, and a discharge port of the seeding box is fixedly connected with a grooved wheel fertilizer applicator; the bottom of the rack is fixedly connected with a soil breaking and fertilization ploughshare, a seeding ploughshare, a small soil scraping plate, a film edge soil-covering disc and a ridging disc, the bottom of the rack is movably connected with a soil pressing rear wheel, a power driving wheel, a mulching film supporting frame and a ridge-shaped film pressing roller wheel, and the axis of the mulching film supporting frame and the axis of the ridge-shaped film pressing roller wheel are movably connected with adjusting frames correspondingly; and the top ends of the adjusting frames are movably connected with the bottom end of the rack. According to the multifunctional wheat film-side furrow sowing wide precision seeder, the problem that an existing seeder cannot have the functions of soil leveling, fertilization, ridging, film mulching and seeding at the same time, and consequently the wheat film-side furrow sowing wide precision seeding efficiency is low is solved.

The invention provides a method for preparing a PVDF modified three-dimensional braided carbon fiber structural damping composite material, wherein the method includes the steps: preparation of a PVDF solution; pre-treatment of a three-dimensional braided carbon fiber; preparation of a three-dimensional braided carbon fiber with a PVDF coating layer: immersing the pretreated three-dimensional braided carbon fiber into the PVDF homogeneous solution and then taking out the three-dimensional braided carbon fiber, extruding out excess mixed adhesive paste, putting into an 80 DEG C-140 DEG C drying oven, drying for at least 4 h, and making a DMF solvent fully volatilized, to obtain the three-dimensional braided carbon fiber with the PVDF coating layer; and preparation of the damping composite material. The method has the advantages that the film forming process is simple and easy to operate, and the PVDF composition is simple and has chemical properties. The method has the advantages of simple equipment, high production efficiency, less material loss, and easy realization of mechanized operation, and is suitable for preparing materials with complex shapes.

The invention provides a rabbit dried meat slice made of mince and a method for processing the rabbit dried meat slice. The rabbit dried meat slice and the method have the advantages that the rabbit dried meat slice is produced and prepared from the rabbit mice which is a raw material, fishy flavor is comprehensively removed by the aid of steps of carrying out sterilization, removing dirty blood,inhibiting generation of fishy smell substances, removing aldehyde substances and the like, the traditional rabbit dried meat slices are improved from multiple dimensions such as pickling material component simplification and optimization, accordingly, the rabbit dried meat slice can be conveniently mechanically produced, and flavor and mouth feel of the rabbit dried meat slice further can be greatly enhanced; rabbit meat contains tender fibers, fibers of the rabbit dried meat slice made of the rabbit mince are cut off, and accordingly the rabbit dried meat slice is easy to chew, digest and absorb and particularly suitable to be eaten by old people and children.

The invention discloses a silicon-boron system impregnant, which is a solution prepared by blending 0.001%-10% of a silicon-based substance, 0.001%-10% of a boron-based substance, less than or equal to 10% of an auxiliary agent and 80%-99% of water according to a certain proportion. The auxiliary agent is a thickening agent, and the use amount of the thickening agent is adjusted according to actual requirements, so that the viscosity of the impregnant is controlled to be 0.01-10 Pa.s. The impregnant is organized and actively enters pores in the anode in a mode of first negative pressure and then positive pressure, is dried at a low temperature, and forms a compact silicon-boron anti-oxidation film on the inner cavity wall of an anode carbon block in a high-temperature environment during electrolysis, and has certain bonding strength, the silicon-based substance in the impregnant enhances the oxidation resistance of the carbon anode by improving the adhesion of a boron oxide film and the carbon anode, invalid oxidation in pore channels of the anode carbon block can be effectively prevented, the air reactivity is reduced, and a silicon-boron-carbon system forms a stable net-shaped structure in pores of the anode carbon block, so that slag falling is effectively prevented.

The invention provides a method for processing corn mixed powder. The method comprises the following steps: 1) screening 2) peeling and chopping potatoes, sweet potatoes, Chinese yam, carrots, common callalily and taros; 3) boiling and decocting; 4) soaking; 5) steaming; 6) drying with hot air; 7) freezing in a freezing chamber; 8) primarily crushing; 9) performing vacuum drying; 10) spraying a preservative solution; 11) freezing in the freezing chamber again; 12) breaking again; 13) pre-crushing; 14) crushing and refining coarse corn powder. According to the method for processing the corn mixed powder, since corn is taken as a main raw material, the nutrition content is enriched, at the same time, a medicinal healthcare function of corn is achieved, the corn mixed powder is good in taste, the finished product is yellow, various nutrient elements of corn are maintained, and a high nutrient value can be achieved. In addition, the processing technique is normative and scientific, convenient in mechanical operation, continuous processing and qualitative and quantitative standardized production and applicable to industrial production of large, medium and small-sized processing companies.

The invention provides a preparation method of a PPS superfine fiber acupuncture filter bag, which solves the technical problems that the existing filter bag does not have the characteristics of flame retardance, antistatic property, high-temperature resistance and the like, only can be applied to a single simple environment and has a single function and a preparation method of the filter bag is unavailable and the like are solved. The preparation method of the PPS superfine fiber acupuncture filter bag comprises the following steps: (a) performing opening, mixing, carding and cross lapping of polyphenylene sulfide and aramid fiber to obtain a base cloth layer with surface density of 170-180g / m<2>; (b) putting the base cloth layer into a common dusting machine and removing the dust and impurities on the surface; (c) weighing the required raw materials; (d) adding the raw materials into a common stirrer to obtain an emulsion; (e) spraying the emulsion on the base cloth layer by a spraying-drying integrated machine, and drying the formed emulsion layer to obtain a protection layer; and (f) sewing the bag body, the bag head and the bag bottom together by a common sewing machine, and processing into the PPS superfine fiber acupuncture filter bag. The preparation method provided by the invention has the advantage of high preparation efficiency.

The invention provides a PPS ultrafine fiber acupuncture filter bag and a manufacturing method thereof. The PPS ultrafine fiber acupuncture filter bag and the manufacturing method solve the technical problems that existing filter bags do not have the characteristics such as flame retardance, static resistance and high temperature resistance, can only be used for simplex and simple environments and are simplex in use, and no preparation method for preparing the existing filter bags exists. The PPS ultrafine fiber acupuncture filter bag comprises a bag body, a bag head and a bag bottom. One end of the bag body is fixed to the bag head, and the other end of the bag body is fixed to the bag bottom. The bag body comprises a base cloth layer and protection layers. The protection layers are fixed to the two side faces of the base cloth layer respectively. Each protection layer is prepared from, by weight, 70-80 parts of polytetrafluoroethylene concentrated dispersion liquid, 1-2 parts of coupling agents, 10-15 parts of epoxy phenolic resin, 1-2 parts of thermosetting acrylic resin, 0.5-0.8 part of polymethylphenyl siloxane fluid, 3-6 parts of magnesium oxide, 3-6 parts of zinc oxide, 1-2 parts of antistatic agents and 30-60 parts of deionized water. The manufacturing method of the PPS ultrafine fiber acupuncture filter bag is provided. The PPS ultrafine fiber acupuncture filter bag and the manufacturing method have the advantages of being high in practicability and manufacturing efficiency.

The invention discloses a formula of a flexible graphite impregnating agent and a preparation and application process thereof. The impregnating agent is a glue liquid formed by adding expandable graphite with different particle sizes and different concentrations into water in which a treatment agent is dissolved. The impregnating agent is immersed into the anode pores by means of negative pressure first, then positive pressure and ultrasonic waves, and flexible graphite of different particle sizes can effectively fill the pores of the corresponding particle size. After several times of gradient heating, the expansion effect of each heating has different effects. Different pores and pore channels are filled and blocked with different effects, which not only increases the density and weight of the anode carbon block, but also because the main component of the impregnant is treatment The latter flexible graphite can be closely combined with the inside of the carbon block to prevent slag drop, improve the current density, and fill the pores to block the oxidation reaction channel, which reduces the ineffective oxidation and prolongs the service life.

The invention discloses a method for improving the wheat yield per unit area in the Huang-Huai region. The wheat yield per unit area is improved by developing and using large-grain hybrid wheats.

The invention provides a hydraulic forming and quenching device for plate springs, and the hydraulic forming and quenching device comprises a support pillar, a disc, an annular oil groove, a center valve, a forming fixture, a supporting roller, a driving and braking hydraulic oil cylinder, a plunger pump motor set, and a PLC (programmable logic controller)-based control system, wherein the forming fixture is provided with a fixture oil cylinder, and the control system comprises an induction plate and a proximity switch. The length of a stokehold rotating conveying chain required by the device disclosed by the invention is just 5 meters, and the forming fixture is annularly arranged, so that the hydraulic forming and quenching device for the plate springs disclosed by the invention is small in land-occupied area and small in application amount of a quenching medium, therefore, the hydraulic forming and quenching device for the plate springs is low in cost for putting into operation and high in production efficiency, the positions of operators are fixed, and the implementation of mechanized operation is facilitated.

The invention discloses a method for preparing health-care vinegar, belongs to the field of functional health-care products and relates to the health-care beverage vinegar prepared by uniformly blending raw materials including edible vinegar and antihypertensive and lipid-regulating active components according to a certain volume ratio, and a preparation method of the health-care beverage vinegar, wherein the active components are extracted from a mixture obtained by mixing wild chrysanthemum flower, cassia seeds and hawthorns according to a certain proportion,. The health-care vinegar has better antihypertensive and lipid-regulating functions and the like. The preparation method of the health-care vinegar is simple, convenient and feasible, has the advantages of low production cost, convenience and safety for taking, stable and controllable quality, good curative effect of products, unique flavor, good mouth-feel and wide development prospect, and can meet the health-care requirements of people.

The invention provides a honeycomb-structured building block wall body and belongs to the field of construction materials and construction engineering. A wall body main body is formed through connecting hexagonal building blocks 5; two vertical edges of the wall body are formed through connecting pentagonal building blocks 2; the middle part of the wall body is a pouring band 7; a bottom edge of the wall body is composed of a self-leveling cushion layer 13; an upper edge of the wall body is a foam plate 10 or an anti-corrosion wooden wedge 24; rabbets 16 are arranged at three edges of an upper half part of each hexagonal building block 5 and mortises 17 are arranged at three edges of a lower half part of each hexagonal building block 5; the rabbets 16 are arranged at a horizontal edge and an adjacent upper inclined edge above each pentagonal building block 2; the mortises 17 are arranged at a horizontal edge and an adjacent lower inclined edge of the lower end; the mortises 17 are arranged at vertical edges which are connected with the horizontal edge on the upper side and the horizontal edge at the lower end; and the rabbets 16 and the mortises 17 between the adjacent building blocks are buckled together and a cast-in-place seam 20 is formed. The honeycomb-structured building block wall body is simple in structure and convenient to construct; a previous wall body can be stably connected in secondary decoration and the building blocks are not cut in a construction process; and the building blocks are finely positioned and mechanical work is easy to realize.

The invention belongs to the field of food fresh keeping and in particular relates to an aquatic product composite biological fresh-keeping agent as well as a preparation method and application thereof. Through analysis and preparation on active components in salicorniaeuropaea L, the active components of the salicorniaeuropaea L are mixed and treated with tea polyphenols according to a certain ratio, and the aquatic product composite biological fresh-keeping agent with the combination of an active salicorniaeuropaea L extract and the tea polyphenols is developed. The preparation method of thebiological fresh-keeping agent is simple and feasible, low in production cost and wide in antibacterial spectrum, and the biological fresh-keeping agent is derived from resources for dual purposes ofmedicines and foods, and is convenient and safe to use, free of toxic or side effect on human bodies, and in addition, unique in flavor.