219results about How to "Improve hygiene quality" patented technology

A technology for mechanically preparing to black tea with different shapes including needle shape, spiral shape, flat shape and particles is disclosed.

The invention discloses a nutrient regulation and control agent for reducing the lead and cadmium content of leaf vegetables, which comprises the following substances in percentage by weight: 18%-24% of sodium silicate, 16%-20% of calcium carbonate, 9%-12% of magnesium sulfate, 22%-30% of urea, 9%-11% of diammonium phosphate and 16%-21% of potassium sulfate. The using method of the nutrient regulation and control agent comprises the following steps: before planting the vegetable, uniformly mixing the sodium silicate, calcium carbonate, magnesium sulfate, urea, diammonium phosphate and potassium sulfate to obtain a mixture; base-applying all of the mixture, 20-60 kg per mu; turning over and harrowing uniformly so that the regulation and control agent and the polluted soil are uniformly mixed and seeding or transplanting can be performed; or base-applying half of the mixture, and uniformly dispersing the other half of the mixture into the soil after final singling of seedlings; and loosening the soil and sprinkling water. The regulation and control agent of the embodiment of the invention reduces the bioactivity of heavy metals in the soil, reduces absorption of the heavy metals of the leaf vegetable and improves the soil fertility.

The invention provides a magnet power generation self-induced magnetic levitation device, which makes full use of human extrusion force and counterforce of the ground in the production and living areas and the existing wind power, running water power and the wave power in nature., and converts them into electrical energy. The invention can be widely used in water, land and air. The device makes use of the work force which can be very weak or powerful and is composed of a permanent magnetism suspension bearing, an axis, a motor, a flywheel, a generator, a Full-bridge rectifier reactor, a filter capacitor, a large value capacitor, conducting wires, a plug socket, a conductive coil and the skeleton pine thereof, a permanent magnetism piece, a soft magnetic materials hoop, an elastic device and cables, a pulley, a heavy bob and a heavy anchor, which are sealed in an evacuated chamber and a corrosion-resistant bellows-like flexible plastic enclosure. The device is a generating set with a mechanical drive system without a gear, a connecting bar, etc., and has the advantages of no noise, needing no lubrication, and being waterproof and gaseous-corrosion-proof.

The invention discloses a technique to brew aromatic wine, based on traditional technique, which relates to reform and innovate to draw water, steam supplementary material, distill to obtain wine, and put dreg into cellar clear layered. Wherein, the said four steps are technical core; the cellar is constructed on bottom of pond near wall with inner wall fixed and cover on its head with center hole inserted hollow pipe; after putting dreg into cellar, sealing the pipe and cellar for fermentation; before putting out, stripping off the yellow mud to show pipe mouth, and taking out seal; inserting sucker to draw the yellow water in cellar by connected pump as possible as far; mixing, obtaining wine, storing in cellar; all processes with Zeng(traditional measuring tool) as unit. The method can decrease labor strength, save material, and increases wine quality.

The invention discloses a novel internal-external bucket cleaning brush, relates to a pure water bucket cleaning tool, and in particular relates to a novel internal-external bucket cleaning brush which can be used for cleaning internal and external buckets while expanding, spraying water, rotating and shrinking in the buckets under the condition with pressure and power. The invention aims at solving the problems that the conventional cleaning method is still adopted in the bucket cleaning of big or small pure water works in China, wherein dirt in the bucket is manually removed little by little by attaching cloth waste to an iron stick or a wood stick and then putting the iron stick or the wood stick to the bucket, and the dirt cannot be radically removed. The technical scheme for solving the technical problems is as follows: the novel internal-external bucket cleaning brush mainly comprises an inner brush shaft, an inner brush shaft slide sleeve, a centre pushing-pulling sheet, a supporting rod pushing-pulling sheet, a bucket-bottom fur bush, wherein the fur brush can expand and rotate in the bucket for quickly and completely cleaning without dead corners. Moreover, the internal-external bucket cleaning brush can be arranged on various power devices in a mated manner for use, so that the hygienic quality of the drinking water is improved.

The invention discloses a multiplex fluorescent quantitative polymerase chain reaction (PCR) detection method for main pathogenic bacteria in an aquatic product. The method is characterized by comprising the following steps of: (1) performing enrichment culture on a sample to be detected in enrichment solution for 4 to 8 hours; (2) extracting genome DNA from the cultured sample by adopting a boiling method; (3) performing multiplex fluorescent quantitative PCR detection by using specific primers and TaqMan probes; and (4) performing result judgment according to the detected specific S amplification curve and threshold value (Ct value). Compared with the prior art, the method has the advantages that: one-tube multi-detection actual requirement can be met, and a solid technical guarantee can be provided for quick, sensitive and specific detection of vibrio parahaemolyticus, vibrio cholerae and listeria monocytogenes.

The invention discloses an energy-conserving and environment-protecting regenerated lead smelting and paper pulp cogeneration technology. The energy-conserving and environment-protecting regenerated lead smelting and paper pulp cogeneration technology is characterized by comprising the following steps: recovering flue gas waste heat of a crude lead smelting furnace as a heat source for producing paper pulp; washing a lead smelting flue gas with a strong alkaline paper-making black liquor, and absorbing CO2 and a trace of SO2 in the flue gas, thus obtaining a sodium carbonate solution, carbonizing a lead plaster; neutralizing and disassembling a waste acid generated by a waste battery by using the paper-making black liquor; washing the flue gas with the black liquor, neutralizing the waste sulfur acid, and then merging the obtained sodium sulphate solution; and causticizing with lime, returning the obtained NaOH solution to a paper-making section. According to the technology disclosed by the invention, lead smelting and closed cycle of pulp production wastewater and the flue gas are achieved; the flue gas waste heat of the regenerated lead smelting furnace is utilized; the alkalinity of paper-making pulping and an acid waste liquid of the regenerated lead are mutually neutralized; and the technical problem of waste liquid treatment of the regenerated lead smelting industry and the paper-making production industry is solved by using waste to treat waste.

The invention relates to abandoned garlic residues which are chosen, refrigerated, stored, grinded, pulverized, vacuum cold dried and micronized, the effective ingredients are not be destroyed and lost definitely, the obtained submicron powder improves bioavailability, effects and range of application of the product for large superficial area and high tensiometric property, can be widely used in compound feed, feed additive and additive premix of marine products such as fowl and livestock.

The invention discloses a feed maturation method and a high-temperature maturation device. The feed maturation method includes the following steps that: steam generated by a boiler is delivered to a maturation pot filled with materials; the materials are constantly stirred so that the materials can be fully matured; the matured materials are taken out and dried; and finally, fragmentation is carried out on the resulting materials to obtain a finished product. A novel feed processing technology and a device are provided in the present invention, being characterized in that the raw materials of feed after maturation, can make starch more easily digestible, protein content higher and protein more easily absorbed; and being advantaged in simple operation, energy conservation, low carbon, environmental protection and greatly reduced cost of feed processing.

The invention discloses an accurate cutting device for processing wear-resistant building materials. The accurate cutting device comprises a device body, two sliding rails are horizontally and correspondingly arranged on the two sides of the upper end of the device body, and a grating is embedded in the upper surface of the device body. According to the accurate cutting device, ceramic tile cutting and grinding integration can be achieved, time and labor is saved for manual cutting and grinding in construction engineering, the processing speed is increased, a clamping ruler is additionally arranged on a placing plate, so that the to-be-cut position of the ceramic tile to be cut can be accurately fixed, the cutting accuracy is improved; a spraying cover is additionally arranged on the outerside of the cutting wheel, spraying water is sprayed to the cutting position of the cutting wheel by the aid of the spraying holes when the cutting wheel is cut, the problem that the service life ofthe cutting wheel is affected due to the fact that the cutting wheel is damaged due to excessively high temperature during cutting is avoided; a dust suction cover is additionally arranged on the outer side of the polishing wheel, dust impurities generated during grinding of the cutting part of the ceramic tile are sucked through the suction holes, so that dust can be prevented from flying aroundso as to influence the working environment.

The invention discloses a preparation method of pucker-free non-cleaning dried jujubes, belongs to the technical field of food drying processing, and relates to a method of carrying out microwave vacuum puffing drying on red dates, aiming at solving the technical problems that jujube skin pucker, surface color darkening, nutritional ingredient loss, and the like appearing in a drying process of the red dates. According to the adopted technical scheme, the preparation method of the pucker-free non-cleaning dried jujubes comprises the following steps: pickling jujubes, grading the jujubes, rejecting defective fruits and impurities in materials; cleaning jujubes; drying water on the surfaces of the red dates by an air knife after cleaning the red dates; pre-drying for 3 hours-6 hours by cold air, regulating moisture of the red dates, and keeping the moisture of the red dates uniform, so that moisture content of the red dates reaches 35%-38%; carrying out microwave vacuum puffing drying on the red dates; spreading materials which are pre-dried by the cold air in a tray of a microwave vacuum unit, exhausting and then reducing pressure, wherein the conditions for carrying out the microwave vacuum puffing drying are as follows: vacuum degree is 65kPa-75kPa, microwave power is 6W/g-10W/g, drying time is 5 minutes-10 minutes, and final moisture content is controlled at 20%-25%.

The invention provides a biological enzyme purification separating device. The biological enzyme purification separating device comprises a raw material storage tank, a Graef pump, a micro-filter tube, a rejection liquid collection pump, a wash tank, a flow adjusting device, a valve, a pressure gage, a flow gauge, and a material tube. The biological enzyme purification separating device can achieve continuous filtering and separating of high turbidity liquid under the fully sealed condition and maintaining of high activity of zymin. Due to the fact that the micro-filter tube, with the pore diameter of 0.1-0.2 microns and high-strength, acid-base resistance and corrosion resistance, of a hollow fiber organic membrane or ceramic or acstainless steel component is adopted, the biological enzyme purification separating device can efficiently conduct edulcoration and degerming and achieve separation and purification effect, at the same time, cannot damage an original ingredient, an original structure, an original special flavor, and original energy activity, improves sanitary quality of products. The biological enzyme purification separating device is widely applied for filtering and separation of variousbiological enzymes with strict demands for microorganismsanitation and enzyme activity and at the same time is further suitable for filtering and separation of certain simple liquid state drinks and condiments.

The invention discloses a cleaning device for a chemical experiment teaching aid. The cleaning device comprises a box. The side face of the box is fixedly provided with a control switch. A first sliding base is fixedly arranged at the upper end of the box, and the position, located on the inner side of the first sliding base, of the upper surface of the box is provided with a disinfection tank. Through a test tube plate and a cleaning tank, the trouble of manual test tube cleaning is saved, operation is convenient, cleaning is more thorough, and the cleaning time is saved for experimenters; the disinfection tank is utilized for conducting air drying and disinfection on cleaned test tubes, test tube cleaning, air drying and disinfection integration is achieved, the sanitation quality of thetest tubes is improved, and reusing is convenient; and through bolts and a second sliding base, the test tube plate can be conveniently detached after the test tubes are cleaned and disinfected, theexperimenters conveniently store the test tube plate and the test tubes, and the test tubes can be protected and prevented from being damaged. According to the design, the structure is simple, the function is practical, and cleaning is more rapid and thorough.

The invention relates to the technical field of sanitary ware, in particular to a toilet seat self-cleaning system and a self-cleaning method thereof. The toilet seat self-cleaning system comprises atoilet seat including a toilet seat body and a toilet seat ring rotatably connected with the toilet seat body; A wall body arranged behind the toilet bowl, wherein a receiving cavity is arranged in the wall body, and the receiving cavity is used for receiving the toilet bowl seat; a Self-cleaning assembly, including a sensing component, a control component and a shower component, wherein the sensing component is provided on the toilet seat ring and is electrically connected with the control component, the sensing component is used for sending detection information to the control component whendetecting that that toilet bowl is unused; the control components is used for controlling the automatic turning of the toilet seat into the accommodation chamber when the detection information is received and is also connected to a shower component; and the control component is further configured to control the shower component to wash the toilet seat in the accommodation chamber after the toilet seat is automatically turned into the accommodation chamber. The toilet seat self-cleaning system can realize automatic cleaning, and has the functions of washing, draining, drying and the like.

A corn germ pretreatment processing technology to eliminate mycotoxin in corn oil includes ozone fumigation of the corn germ, cleaning, impurity removal, modulation and softening, rolling, and alkali puffing. The ozone fumigation treatment is carried out in a closed chamber at a temperature of 5 DEG to 50 DEG C; ozone is introduced when the moisture content of corn germ is 7%-25% for ozone sterilization and mycotoxin pre-degradation for 0.5-48 h, wherein the ozone concentration is 5-50ppm. The alkali puffing is as below: adding alkali lye or steam with concentration of 5%-30% into the corn germ before corn puffing treatment or in the puffing process, wherein the addition amount is calculated by the content of mycotoxin in corn germ and the acid value of corn oil. The corn oil prepared from corn germ contains mycotoxins, such as aflatoxin B1 (AFB1) and zearalenone (ZEN), less than the national limit standard. The final product has the characteristics of low mycotoxin content, small acid value, light color, and little loss in refining.

The invention relates to the field of food processing, in particular to meal replacement powder for invigorating the spleen, nourishing the stomach and controlling energy and a preparation method of the meal replacement powder. The meal replacement powder comprises the following components in parts by weight of 55-70 parts of rice, 10-20 parts of black rice, 5-10 parts of black beans, 1-2 parts ofblack sesame seeds, 1-2 parts of Chinese wolfberry fruits, 1-2 parts of hericium erinaceus, 1-2.5 parts of coix seeds, 1-2.5 parts of poria cocos, 0.5-1 part of lotus seeds, 1-2 parts of Chinese yams, 0.5-1 part of (artificially planted) ginseng, 5-10 parts of konjaku flour, 2.5-5.0 parts of xylooligosaccharide and 0.25-0.5 part of fish collagen peptide. The meal replacement powder has the advantages of being good in reconstituability, easy to digest and absorb, capable of invigorating the spleen, nourishing the stomach, controlling energy and the like.