61results about How to "Solve the source" patented technology

The invention belongs to the field of industrial robots, and particularly relates to an infrared temperature measurement track inspection robot. The infrared temperature measurement track inspection robot comprises a robot control system. The robot control system comprises a cradle head, a robot control cabinet, a track, a slide wire, a current collector, an infrared photoelectric sensor and a bogie. The robot control cabinet is installed on the upper surface of a longitudinal girder of the bogie. The cradle head is installed on the upper surface of the robot control cabinet. The track is of a T shape, wherein an infrared detection scale is arranged on the upper surface of the protruding side. The bogie is operated on the track. The slide wire connected with an external power source is arranged on one side face of the track. One end of the current collector slides on the slide wire and the other end of the current collector is electrically connected with the robot control cabinet. The infrared photoelectric sensor is of a U shape and is installed on an upright inside a side baffle of the robot control cabinet and transversely suspended above the track with the infrared detection scale. According to the infrared temperature measurement track inspection robot, control over accurate walking, localization and the like on the arranged track can be achieved, infrared temperature measurement and inspection are conducted, and the inspection quality is improved.

The invention discloses a method for preparing a mesenchymal stem cell by using umbilical cords and placenta, and mainly relates to a new source for the mesenchymal stem cell and a preparation method thereof. The umbilical cord or the placenta is employed by the stem cell as a cell source; tissues are assimilated at first; then a single cell suspension is prepared and inoculated into a culture bottle, a culture dish or a culture bag to amplify the mesenchymal stem cell, then amplified the mesenchymal stem cell is assimilated, collected and frozen. The mesenchymal stem cell prepared according to the technique of the invention contains a plurality of mesenchymal stem cells with excellent multiplication potentiality. The mesenchymal stem cell can be used in the experimental study, clinical treatment and tissue engineering, etc. The material source thereof is abundant; the separation successful rate and yield are high; the cell multiplication capacity is strong; and the contents of allergic and animal-originated substances are low.

The present invention relates to alumina producing technology, and is especially red mud stacking method. During alumina production in coastland, alkali in red mud is neutralized with sea water, neutralized mud slurry is solid-liquid separated, the separated red mud is discharged to storage yard in sea bank to make land, the land is treated for use as dock and harbor freight yard, etc, and the separated liquid is drained to sea. The said method has no environmental pollution, and can save land and provide land making material.

The invention belongs to the technical field of molecular cytogenetics and particularly relates to a method for separating cotton chromosomes, which comprises the following steps: preparing material, preprocessing the material, performing primary hypotonic treatment, performing enzymolysis, performing secondary hypotonic treatment, drying and covering a plate, removing the cover plate, performing chromosome microisolation and collecting the chromosomes. In the method of the invention, the primary hypotonic treatment, emzymolysis, secondary hypotonic treatment and plate covering method are combined to prepare for making a chromosome membrane sheet; cell walls are completely removed; the chromosomes well disperse after being compressed slightly; and the shapes of the chromosomes are so clear as to facilitate the recognition of target chromosomes.

The invention discloses a compound feed for healthy aquaculture of grass carps in a large water area and a production method thereof. The compound feed is compounded from the following raw materials in parts by weight: 10-20 parts of bean cakes, 15-25 parts of rapeseed cakes, 10-20 parts of cotton cakes, 10-19 parts of wheat bran, 10-15 parts of wheat middling, 10-20 parts of rice bran, 3-6 parts of shell powder, 5-10 parts of wheat meal, 4-8 parts of straw powder, 0.1-0.2 part of southernwood powder, 0.01-0.05 part of dried medlar powder, 0.1-0.2 part of vitamin b complex, 10-20 parts of liquid lactobacillus, 20-40 parts of water, 0.1-0.5 part of salt and the like. The compound feed has the advantages that 1, the nutritional ingredients and mineral substances of the pellet feed are rich and replace the original fish meal, so that the cost is reduced, an animal albumen source is obtained, and the absorption utilization ratio is high; 2, the meat quality of the grass carps is improved, the growth rate of the grass carps after eating the feed can be improved by more than 8%, the production cost of a grass carp feed is reduced by more than 5%, and the culture cost of the grass carps is reduced by more than 10%; and 3, the immunologic function of the grass carps is improved, the capabilities of preventing diseases, curing diseases and resisting viruses of the grass carps are enhanced, and the recapture rate of the grass carps can be improved by 5%.

The invention discloses a silk polished lacquer painting and a preparation method thereof. The silk polished lacquer painting is prepared by the following steps: (1) firstly dyeing, drawing, inlaying, embedding, pasting and etching on a silk surface with polished lacquer painting materials or carrying out digital jet-printing on the silk surface to form an initial product; (2) fixing and drying the initial product on the silk surface and then adjusting a picture; and (3) carrying out lacquering, polishing and refining on the dried initial product to obtain the required silk polished lacquer painting finished product. By preparing the silk polished lacquer painting in the invention, the range of used materials of the polished lacquer painting is expanded, the manufacturing period of the product can be reduced, and the silk polished lacquer preparation and industrialization production in inlaying, embedding, pasting and carving materials are realized.

The invention discloses a production system for comprehensively utilizing salt lake resources to achieve magnesium metal integration. The production system comprises a magnesium metal production device, a device for producing PVC through ethylene produced by direct chlorination methanol decomposition, a device for producing PVC with the calcium carbide method, a soda ash production device and a calcium chloride production device, wherein all the devices are connected in sequence, and the product of the last one device is the raw material of the next device. The chlorine in the production system is the byproduct and can be directly used in the PVC production, the production trend of the magnesium metal item chlorine is achieved, the source of the PVC item chlorine is also achieved, and dual purposes are achieved; the raw limestone is firstly used in calcium carbide production and then used in sodium carbonate production through carbide slag, the calcium chloride is produced or the brine is adjusted through the alkali liquor, multi-level combination using is achieved, and the resource utilization ratio is greatly improved.

The invention relates to a device capable of effectively utilizing fermented citric acid wastewater to hydrolyze plant hemicellulose. The device is mainly composed of a circulating spray flushing and filtering reactor, an acid storage tank, a water storage tank and a heat exchanger; the method is characterized by comprising the steps: at first, mixing the citric acid wastewater with raw material of the plant hemicellulose for hydrolysis reaction at 100 to 200 DEG C to obtain hydrolyzate mainly containing pentose, and then adding cellulase into hydrolyzed residues for batch enzyme hydrolysis to obtain high-concentration dextrose for the fermentation of ethanol. The method for preparing fermentable sugar for ethanol by pretreating the raw material of the plant hemicellulose by using the fermented citric acid wastewater can not only sufficiently utilize the fermented citric acid wastewater to save water resource, but can also lower the cost for treating wastewater from fermented citric factory and the production cost of the fermentable sugar for cellulose ethanol.

The invention discloses a method for preparing 2,3,6-trimethylphenol by using 2,5-dimethylphenol. In the method, the 2,5-dimethylphenol, methanol, water and nitrogen in a certain ratio perform a gas phase reaction in a fixed bed reactor in the presence of an iron oxide catalyst so as to synthesize the 2,3,6-trimethylphenol by one step. In the preparation method, the easily obtained 2,5-dimethylphenol is used as a raw material, so that the problem of raw material resource for industrial preparation of the 2,3,6-trimethylphenol is solved; a novel iron oxide catalyst is used so that continuous synthesis time of the 2,3,6-trimethylphenol is prolonged; the conversion rate and the selectivity of the reaction are improved; a material feeding temperature is reduced; and equipment cost is reduced due to the adoption of a fixed adiabatic bed reactor. Therefore, the manufacturing cost of a product is reduced greatly; and the method has very good economic benefits and social benefits.

The invention discloses a continuous breeding method for fry self-breeding of crayfishes and mandarin fishes through two ponds in a matched manner. The method comprises the first step of pond conditions, the second step of pond treatment, the third step of crayfish cultivation, the fourth step of crayfish catching, the fifth step of grass immersing and the sixth step of mandarin fish cultivation. According to the method, the crayfish and mandarin fish cultivation characteristics are fully utilized, the cultivation period is reasonably arranged, higher plants are planted to improve the environment and provide bait, the crayfishes are cultivated from March to June, and the mandarin fishes are cultivated from July to December; and meanwhile, crayfish fry breeding and mandarin fish fry cultivation are conducted, and the utilization efficiency and economic benefits of ponds are greatly increased.

The invention belongs to the field of medical in vitro diagnosis and specifically relates to a kit for determining heparin. The kit comprises pig FXa, acharan sulfate lyase and chromogenic substrate.The FXa of the kit provided by the invention is prepared from pig plasma, to solve the problem of the plasma source, the preparation is suitable for the national condition of China, the preparation isconvenient and the cost is lowered. The kit provided by the invention adopts a standard curve for detecting various heparin drugs; multiple standard curves for different heparin drugs are not required; the operation is simple and convenient; the dilution is not required by the detection for the plasma sample through the kit provided by the invention; the detection result is high in sensitivity, high in stability and high in accuracy.

The present invention is household water treating method and system with antioxidant reverse osmosis film. In the household water pipeline, are set successively a pressure limiting valve to limit the water pressure, a ultrafiltering water purifier to treat water initially to obtain sanitary water, and a antioxidant reverse osmosis unit with reverse osmosis film to treat partial water into pure water, with the concentrated water flowing out the reverse osmosis film being returned to the sanitary water treating unit. The present invention has simple water pre-treating process, low system operation pressure, less leakage possibility, low running cost and other advantages.

The invention discloses a method for preparing peanut shell fiber modified polylactic acid. The method comprises the following steps: by taking peanut shells as a raw material, extracting cellulose through procedures of alkaline hydrolysis, acidolysis, decoloring and the like, putting the obtained cellulose into a polylactic acid / trichloromethane solution, coating, and preparing a peanut shell cellulose / polylactic acid composite membrane by using a solvent volatilization method. Due to adoption of the peanut cellulose as a reinforcing material in the polylactic acid, the mechanical propertiesof pure polylactic acid are improved; when the content of the peanut shell cellulose is 6%, the tensile strength is improved by 52.1%, and the breakage elongation rate is increased by 30.8%. The peanut shell fiber modified polylactic acid made of the peanut shells for a first time is wide in raw material source, low in price, gentle in reaction condition, simple in process, green and environmental-friendly and free of pollution in the process, and the method is a green and environmental-friendly process for modifying polylactic acid from recyclable resources.

The invention discloses a method for preparing a grouting and filling material by utilizing industrial solid waste. The method comprises the following specific steps: determination of raw materials ofthe grouting and filling material: selecting building waste recycled aggregates, steel slag powder, glued stone and concrete as the raw materials; respectively determining proportions of required cementing materials to water through measurement, determining the proportion of the required building waste recycled aggregates to the steel slag powder, and determining the proportion of the required concrete to the glued stone; mixing and preparing of a filling material: preparing the grouting and filling material according to the determined proportions of the cementing materials to the water, thedetermined proportion of the building waste recycled aggregates to the steel slag powder and the determined proportion of the concrete to the glued stone. According to the method disclosed by the invention, not only the problem of urban environment pollution can be reduced, but also the problems of source and cost of the grouting and filling material can also be solved, and meanwhile, the fluidityand the compression strength of the grouting and filling material both can accord with requirements.

The invention relates to a process for synthesizing 2,3,6-trimethylphenol by phenol, and belongs to the technical field of medicine chemical industry. The process comprises the following steps of: firstly, carrying out a gas-phase reaction by mixing the phenol with methyl alcohol through a catalyst to obtain 2,6-dimethylphenol; and preparing a 2,3,6-trimethylphenol finished product by carrying out a sulfonation reaction, an esterification reaction, a friedel-crafts acylation reaction and a desulfonation reaction. According to the process for synthesizing the 2,3,6-trimethylphenol by the phenol, the problems that the existing m-cresol raw material is lack so as to seriously restrict the yield of the 2,3,6-trimethylphenol, and the service life of a catalyst is largely reduced and the production cost is increased because a catalytic reaction needs to be carried out at high temperature under high pressure during meta-methylation are solved. According to the process for synthesizing the 2,3,6-trimethylphenol by the phenol, the transformation rate and the selectivity of a reaction are improved; and meanwhile, the preparation cost of products is largely reduced, and the economical benefits and the social benefits are excellent.

The invention provides fully-enclosed flow-stabilized and pressure-superposed energy storage water supply equipment. According to the fully-enclosed flow-stabilized and pressure-superposed energy storage water supply equipment, the problem that a common pressure-superposed water supply product has no water storage capacity or has extremely small water storage capacity is solved, and dual functionsof water storage and energy storage are introduced into a pressure-superposed water supply system; the water contention degree of a plurality of secondary water supply stations to a municipal primarywater supply pipe network is greatly reduced, the reactive power loss of water supply is greatly eliminated, the water supply efficiency is improved, and continuous, safe and high-quality water supply for users can still be realized under the condition that the flow quantity and pressure of a municipal tap water pipe network cannot meet user requirements continuously; even under the condition that the water supply of the municipal tap water pipe network is completely cut off, the water supply still can continue for a number of minutes to a number of hours; positive pressure full enclosing ofwater storage facilities can be realized, the purposes of chlorine maintaining, self cleaning and no cleaning are achieved, and the fully-enclosed sanitary safety requirement in the Chinese water supply standard is fully met; and the blank that no secondary water supply products of other forms exists between pressure-superposed water supply and water tank (pool) water storage water supply in the secondary water supply products for many years is filled up.

The invention provides a switch cabinet operating environment improving system and method. The system comprises a switch cabinet, an axial flow fan, an industrial constant temperature dehumidifier, and temperature and humidity sensors, wherein the switch cabinet is arranged in a closed switch room; the axial flow fan is mounted on a pressure relief plate on the top of the switch cabinet; the axialflow fan is in signal connection with a controller in the switch room; the switch room is also internally provided with the industrial constant temperature dehumidifier and the temperature and humidity sensor for detecting the switch cabinet; the temperature and humidity sensor that detects air temperature and humidity is arranged outside the switch room; and the industrial dehumidifier and the temperature and humidity sensors inside and outside the switch room are in signal connection with the control system. The air in the switch cabinet is ensured to be dry, and insulation flashover and insulation damage of the equipment in the switch cabinet are reduced.

The invention discloses a magnetic levitation 3D holographic projection display device. The magnetic levitation 3D holographic projection display device comprises a magnetic levitation chassis; a magnet and a plurality of pure copper enameled coils are arranged in the magnetic levitation chassis; the upper part of the magnetic levitation chassis is provided with a tray; the lower part of the magnetic levitation chassis is provided with a wire; the tray is provided with a bracket; the bracket is provided with an imaging transparent plate; the inner surface of the imaging transparent plate is provided with an imaging film; the top end of the bracket is provided with a video playing device; and an APP system includes the video playing device, a login verification module, a video distributionmodule, and a video management trans-coding module. According to the magnetic levitation 3D holographic projection display device of the invention, a magnetic levitation technology, an isosceles pyramid 3D imaging technology, and an APP-assisted imaging source technology are re-integrated to form a new holographic projection imaging technology.

The invention discloses a furnace type household dry-fermentation methane generator. The methane generator with economic and practical effects, simple operation and no need of power supply support is suitable for families in vast rural areas, mountainous areas and nomad areas. The furnace type household dry-fermentation methane generator comprises a shell and a furnace type heating device and is characterized in that the shell is of a double-layered structure with a thermal insulating layer in the middle, and is provided with a feeding hole, a discharging hole, a gas delivery pipe, a pressure gauge and a thermometer, wherein the upper edges of the feeding hole and the discharging hole adopt bayonet type structures and are good in sealing performance; the furnace type heating device is a combustion furnace and is arranged at the central position in the shell, and an upper opening of the combustion furnace penetrates through the top part of the shell, is arranged above the shell, and is additionally provided with a cover; a furnace pad is arranged above the bottom part of the combustion furnace; an ash discharging hole is arranged below the furnace pad in a manner of penetrating through the shell and is provided with an ash discharging hole cover; a methane combustor is also arranged above the furnace pad. The furnace type household dry-fermentation methane generator disclosed by the invention is widely applied in the rural areas, the mountainous areas and the nomad areas and provides clean energy with low manufacturing cost and high quality.

The invention discloses a composite microbial deodorization microbial agent as well as a preparation method and an application thereof. The composite microbial deodorization microbial agent is prepared from bacillus mycoides, saccharomyces cerevisiae, lactobacillus zeae, bacillus licheniformis, bacillus subtilis, actinomycetes and bacillus aceticus. The preparation method comprises the following steps: S1, separating strains of degrading bacteria from the kitchen waste, and carrying out purification culture; S2, inoculating the culture into a kitchen waste sample, judging the deodorization effect of the culture, and primarily screening out the culture with relatively strong deodorization capability from the culture; S3, re-screening the primarily screened culture to further screen out a plurality of single colony cultures with a good deodorization effect; S4, identifying the plurality of single colony culture strains respectively to determine strain types; S5, performing antagonism identification of a plurality of pure strains; S6, compounding a plurality of pure strains which are not antagonistic to one another; and S7, carrying out deodorization effect measurement on the plurality of pure strains, and selecting out the plurality of strains with good deodorization effect to obtain the composite microbial deodorization microbial agent disclosed by the invention.

The invention discloses a method for preparing 2,3,6-trimethylphenol by using 2,5-dimethylphenol. In the method, the 2,5-dimethylphenol, methanol, water and nitrogen in a certain ratio perform a gas phase reaction in a fixed bed reactor in the presence of an iron oxide catalyst so as to synthesize the 2,3,6-trimethylphenol by one step. In the preparation method, the easily obtained 2,5-dimethylphenol is used as a raw material, so that the problem of raw material resource for industrial preparation of the 2,3,6-trimethylphenol is solved; a novel iron oxide catalyst is used so that continuous synthesis time of the 2,3,6-trimethylphenol is prolonged; the conversion rate and the selectivity of the reaction are improved; a material feeding temperature is reduced; and equipment cost is reduced due to the adoption of a fixed adiabatic bed reactor. Therefore, the manufacturing cost of a product is reduced greatly; and the method has very good economic benefits and social benefits.

The invention relates to a method for preparing olefin by utilizing a coke-oven gas and a calcium carbide furnace tail gas. The method comprises the following process steps of mixing the purified coke-oven gas and the purified calcium carbide furnace tail gas in a molar ratio of CO / H2 of 1: (1-1.2); heating up and feeding into a reactor for carrying out catalytic reaction; and cooling a reacted gas-liquid mixture, separating out gasoline from a gasoline fractionating tower and removing CO2 by alkali wash, thereby obtaining propylene and ethylene through a C3 separating tower and a C2 separating tower in sequence. The method disclosed by the invention can be used for producing olefin by utilizing the coke-oven gas and the calcium carbide furnace tail gas at the same time, changing the waste gas into an olefin product with a high additional value, and changing waste into things of value, thereby not only realizing reutilization of waste resources, saving energy resources and reducing environmental pollution, but also increasing the product additional value and achieving great significance in improving economic benefits of enterprises.

A artificial culture method for the food of Anabarilius grahami includes immersing the wormwood in the water at 20-24 deg.C in food pool for 5 days in order to reproduce algae, taking up the bottom mud from the carp pond, mixing with calcium lime, putting in said food pool, inoculating rotifer, adding soybean milk and thallus for promoting reproduction of rotifer, reproducing rotifer at 20-24 deg.C for 6 day, and reproducing cladocera and copepod food at 20-24 deg.C for 7 days. Its advantages are low cost and high feasibility.

The invention relates to a process for synthesizing 2,3,6-trimethylphenol by phenol, and belongs to the technical field of medicine chemical industry. The process comprises the following steps of: firstly, carrying out a gas-phase reaction by mixing the phenol with methyl alcohol through a catalyst to obtain 2,6-dimethylphenol; and preparing a 2,3,6-trimethylphenol finished product by carrying out a sulfonation reaction, an esterification reaction, a friedel-crafts acylation reaction and a desulfonation reaction. According to the process for synthesizing the 2,3,6-trimethylphenol by the phenol, the problems that the existing m-cresol raw material is lack so as to seriously restrict the yield of the 2,3,6-trimethylphenol, and the service life of a catalyst is largely reduced and the production cost is increased because a catalytic reaction needs to be carried out at high temperature under high pressure during meta-methylation are solved. According to the process for synthesizing the 2,3,6-trimethylphenol by the phenol, the transformation rate and the selectivity of a reaction are improved; and meanwhile, the preparation cost of products is largely reduced, and the economical benefits and the social benefits are excellent.

The invention relates to a specialized robot, especially to a track self-directed moving robot. The robot comprises steering frames, a chassis, a current collector, travel switches, a holder, a control system, a slide and located blocks. The two steering frames with the same structure are separated from each other and move on the track respectively. The slide connected with an external power supply is arranged on the track, and a multiple sets of located blocks are symmetrically provided on the two sides of the slide. The chassis is connected with two steering frames respectively. The holder and the control system are respectively mounted on the upper surface of the chassis. The current collector and travel switches are respectively connected on the lower surface of the chassis. The current collector slides on the slide and supplies power to the robot. The travel switches are arranged on two sides of the current collector and the moving tracks of the travel switches are corresponding to the installing positions of the located blocks. The current collector and the travel switches are respectively electrically connected with the control system. The robot of the present invention ensures precise walking and positioning control of planned track path and so on, thus realizing multi-target with continuous fixed-points observation.

The invention relates to enzyme linked immunosorbent assay kits and in particular provides a bifunctional antibody serving as positive control in detection of hepatitis C virus. The bifunctional antibody is prepared from a mouse anti-HCV antibody and an anti-mouse IgG antibody by virtue of a chemical modification method. The bifunctional antibody prepared by utilizing an immunological method is taken as positive control of a hepatitis C indirect enzyme immunoassay diagnostic reagent, the source of the positive control material is solved, and the potential risk due to use of human serum is avoided.

The invention discloses a double-side inclined multi-roller backflow shoe and cylindrical backflow rail system which comprises a backflow shoe and a cylindrical backflow rail, a supporting plate of the backflow shoe is connected with a roller support through a shock absorber, and four rollers are symmetrically arranged on the inclined face of the bottom of the roller support. The roller is in rolling contact with the cylindrical return rail to form working grounding. The current situation of motor train unit rail backflow can be effectively improved, electrochemical corrosion of stray currentto steel rails and interference to other electrical equipment are restrained, and the lightweight design meets the technical standard of backflow voltage; and meanwhile, more materials are not consumed, and the backflow reliability can be guaranteed through damping measures.

The invention relates to an enzyme-linked immunosorbent kit, and particularly provides harmless positive control for enzyme-linked immune diagnosis of hepatitis c. The positive control is prepared by an anti-mouse HCV antibody and an anti-mouse IgG antibody in the ratio of (2 to1) to (1 to 32) in a mixing manner. According to the immunology method, the problem of source of a positive control material for enzyme-linked immune diagnosis of the hepatitis c is solved; and the potential risk caused by human serum is avoided.

The invention relates to a preparation method of a lithium iron phosphate positive electrode material, which is characterized in that cheap and easily available ferrite or ferric salt, lithium dihydrogen phosphate and an organic extraction agent are used as raw materials, and a hydrothermal reverse extraction method is adopted to synthesize the lithium iron phosphate positive electrode material ofa lithium battery in one step. The lithium iron phosphate positive electrode material is synthesized in one step by adopting a hydrothermal reverse extraction method, so that the problems of complexraw material source and preparation process are solved, and meanwhile, the production cost is reduced. According to the preparation method provided by the invention, the lithium iron phosphate electrode material is synthesized by a one-step hydrothermal reverse extraction method, and has the characteristics of simple process, wide raw material sources, low production cost and the like.