36results 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 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 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 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 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 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.

The invention provides a preparation method of a modified PPS (polyphenylene sulfide) superfine fiber needled filter bag and solves the technical problems that, for instance, the prior art has no preparation methods of such filter bag. The preparation method herein comprises the steps of a, opening polyphenylene sulfide and aramid fiber, mixing, combing, performing cross laying to obtain a base cloth layer having surface density of 170-180 g/m<2>; b, feeding the base cloth layer into a common dust collector to remove dust and impurities on the surface; c, weighing the materials in parts by weight; d, adding polytetrafluoroethylene concentrated dispersion, a coupling agent, epoxy phenolic resin, thermosetting acrylic resin, phenylmethyl silicone oil, magnesia, zinc oxide, an antistatic agent and deodorized water into a common stirrer to obtain an emulsion; e, spraying the emulsion to the base cloth layer through a spraying and drying machine; f, sewing together a bag body, a head and abottom via a common sewing machine. The preparation method has the advantage of high preparation efficiency.