8029results about How to "Avoid breeding" patented technology

The invention discloses a hole-free inner barrel washing machine and relates to the technical field of washing machines. Under the condition of saving water, the problems that the water is easy to splash when the water is discharged above an inner barrel and bacteria are easy to breed in an outer barrel are solved, and the cost of the washing machine is saved. The hole-free inner barrel washing machine comprises the inner barrel and the outer barrel, wherein a water collection ring is arranged at a barrel opening of the inner barrel; the water collection ring comprises a water collection cavity, and a water collection hole and a water discharging hole which are communicated with the water collection cavity; the water collection hole is arranged toward the inner part of the inner barrel; the water discharging hole is formed towards a gap between the inner barrel and the outer barrel; the water discharging hole is connected with a water discharging pipe; and the water discharging pipe extends downwards to the bottom of the outer barrel. The hole-free inner barrel washing machine is used for discharging the water of the washing machine.

The invention relates to a garbage can. The garbage can comprises a can body and a pedal switch, and is characterized in that: a packaging and storing device is arranged on the can body; the packaging and storing device comprises a conveying mechanism and a sealing mechanism which are arranged on the upper part of the can body symmetrically and move on the horizontal plane of the can body; the conveying mechanism is also provided with an outer plate fixed with the can body; a guide rail is arranged inside the outer plate; a movable inner plate is placed on the guide rail; a drive device is arranged on the outer plate; the outer plate is connected with the movable inner plate; the pedal switch is connected with the drive device electrically; a limit device comprises a plate piece and a V-shaped spring, wherein one end of the plate piece is fixed with the inner plate; circuit switches are arranged at an upper bayonet and a lower bayonet of the V-shaped spring; a long hole is formed in the upper bayonet of the V-shaped spring; the other end of the plate piece passes through the long hole to connect the V-shaped spring; the V-shaped spring is connected with a V-shaped baffle plate by a connecting piece; the V-shaped baffle plate is fixed to a rotating shaft; the sealing mechanism comprises package plates which are arranged symmetrically, wherein one end of each package plate is connected with the rotating shaft; the other end of each package plate is connected with a heating magnet; the upper part of the can body is also provided with an accommodating clamp slot; and a garbagebag is rolled in the accommodating clamp slot. By using the garbage can, garbage thrown in the garbage bag can be packaged and stored at any time, so that cross breading of bacteria is stopped, and the garbage can is safe and sanitary.

The invention relates to a fermentation method for production of nutritionally balanced natural fruit enzymes. The method comprises the following steps: (1) pretreatment on raw materials; (2) a first bacterium inoculation: inoculating a saccharomyces cerevisiae liquor with concentration of 106 CFU / ml into a pulp according to an inoculation proportion of 5%; (3) early stage fermentation; (4) a secondary bacterium inoculation: after the early fermentation, inoculating acetic acid bacterium liquid and lactic acid bacterium liquid in a weight ratio of 1:1 for a secondary bacterium inoculation according to an inoculation amount of 5%; (5) middle-term fermentation; (6) coarse filtration; (7) secondary fermentation; (8) ripening; and (9) fine filtration to obtain the natural fruit enzyme. The fermentation method provided by the invention through low-temperature sterilization and strict control on the fermentation temperature retains the enzyme activity to the maximum; and twice inoculation of dominant bacteria effectively inhibits breeding of other infectious microbes, so as to realize stable product quality.

The invention discloses an energy-conserving textile fabric washing device. The washing device comprises a case. A cleaning room, a drying room and a disinfection room are formed in an inner cavity of the case in sequence from left to right. A fixed support on the left side face of the case is fixedly connected with a feeding roller through a fixed shaft. A fixed support on the right side face of the case is fixedly connected with a discharge roller through a fixed shaft. A feeding opening is formed in the upper portion of the left side face of the case. A discharge opening is formed in the upper portion of the right side face of the case. The upper surface of the case is fixedly connected with a water storage tank, and the bottom of the left side face of the water storage tank is fixedly connected with a water pipe fixedly connected with a booster pump. The energy-conserving textile fabric washing device has the advantages of thoroughly cleaning and disinfecting cloth, effectively recycling cleaning fluid to avoid water body pollution and effectively utilizing heat in the drying room. The problems are solved that existing textile fabric wastes energy and cannot be cleaned thoroughly.

The invention discloses an impeller type washing machine with a spraying barrel cleaning function. The washing machine comprises a shell, an outer barrel and an inner barrel, wherein the outer barrel is positioned in the shell and used for storing washing water; the inner barrel is arranged in the outer barrel and used for accommodating washing clothes; a spraying device is arranged between the inner barrel and the outer barrel, can clean the walls of the inner barrel and the outer barrel simultaneously, is communicated with the water inlet of the washing machine, and comprises an annular sprayer and a water inlet hose; the annular sprayer is fixedly sleeved between the inner barrel and the outer barrel; one end of the water inlet hose is communicated with the annular sprayer, and the other end of the water inlet hose is communicated with the water inlet of the washing machine; the annular sprayer is provided with inward and outward spraying water outlets along the circumference, and is provided with at least two spraying water inlets; the outer barrel is provided with through holes corresponding to the spraying water inlets; and the spraying water inlets pass through the through holes and are communicated with the water inlet of the washing machine through the water inlet hose. The washing machine has the characteristics of simple structure, low cost and good barrel cleaning effect. The invention also discloses a spraying control method of the impeller type washing machine with the spraying barrel cleaning function.

The invention provides an intestinal tract micro-ecological preparation and its preparing process, wherein each 100g of the product contains bifidobacteria 1.0-20.0g, Lactobacillus acidophilus 1.0-25.0g, Streptococcus thermophilus 1.0-25.0g, Bulgarian subspecies of Lactobacillus fermentum 1.0-25.0g, saccharomycete 1.0-35.0g, and right amount of isomaltose hypgather, fructooligosaccharide, and many kinds of vitamins.

The invention relates to an extract deep purification and edulcoration process in the manufacturing technology of papermaking tobacco sheets. The process comprises the following steps: a, tobacco waste including tobacco stems, tobacco sticks and tobacco powder is fully soaked in hot water and then extracted; b, the mixture of tobacco waste and water is fed into a squeezer and then squeezed for solid-liquid separation, and the liquid part is extracted crudely and is screened through a linear vibrating screen for solid-liquid separation; c, the liquid separated through the linear vibrating screen enters a filter aid process module to be processed through deep macromolecule flocculation, wherein an edible flocculating agent is adopted, the addition proportion is 0.1 to 0.8%, and the flocculation time is 5 to 50 minutes; liquid processed through deep macromolecule flocculation enters a primary horizontal spiral discharge settling centrifuge to be separated; and e, the liquid separated by the centrifuge in step d is pasteurized at the temperature of 60 to 70 DEG C for edulcoration, and then enters a concentration system to be concentrated. The process can effectively remove macromolecule particles, improves the concentration efficiency and ensures the quality of concentrate.

The invention discloses a silver / silicon dioxide double layer wall material-based multifunctional microcapsule phase-change material, and a preparation method thereof, and belongs to the field of microcapsule phase-change material. According to the preparation method, an organic phase change material, a silicon source, a modification agent with mercapto functional groups, an emulsifier, and a solvent are mixed and stirred so as to obtain an emulsion, and an initiator is added dropwise so as to obtain silicon dioxide signal-layer wall material microcapsules with mercapto groups; the silicon dioxide signal-layer wall material microcapsules, a silver source, a protective agent, and a reducing agent are mixed, and silver ion self assembling and reduction reaction are realized on the microcapsule surfaces under nitrogen protection so as to obtain the nano silver / silicon dioxide double layer wall material-based multifunctional microcapsule phase-change material. Particle size of the nano silver / silicon dioxide double layer wall material-based multifunctional microcapsule phase-change material ranges from 2 to 10<mu>m, possesses a double-layer structure composed of a metallic silver outer layer and an inorganic material silicon dioxide inner layer, is compact in structure, and high in thermal conductivity, possesses electrical conductivity, antibacterial properties, latent heat storage properties, and temperature regulation performance, and can be widely applied to the fields such as medicine, weaving, electron, and spaceflight.

The invention discloses a heat preservation control method of a cooking utensil. The cooking utensil comprises a pot body, an upper cover assembly provided with a steam channel, an opening and closing assembly and a gas pump. The opening and closing assembly is used for opening or closing the steam channel. The gas pump is used for drawing gas in a containing cavity outwards. The heat preservation control method comprises the steps that after the cooking utensil enters a heat preservation stage, the steam channel is closed by the opening and closing assembly, the gas pump is started, the gas pump stops running after running for a first time, the gas pump is started after stopping running for a second time, the process is repeated in this way, and the gas pressure in the containing cavity is maintained within a set range; and after the vacuum state continues for a preset time, the gas pump stops gas drawing, and the steam channel is opened by the opening and closing assembly. According to the heat preservation method of the cooking utensil, heat and water loss in the heat preservation stage is reduced, breeding of germs in a pot is restrained, and the food quality keeping time is prolonged. Running of the gas pump is controlled according to time, the structure is simple, and the cost is low.

The invention relates to an ecological diatom ooze decorative wall material, which belongs to the technical field of the research and development of diatom ooze decorative wall materials. The ecological diatom ooze decorative wall material is formed by mixing diatomite, inorganic pigments, calcined zeolite, ethylene vinyl acetate re-dispersible rubber powder, attapulgite powder, tourmaline-loaded nanometer titanium dioxide, polyester fibers, adipic acid dihydrazide and the like. The main functional component of the wall material is the diatomite, and since the diatomite has a porous structure and a heat-insulation and heat-preserving function, the relative humidity of an indoor space can be automatically adjusted to 40 to 70 percent. Anion generated by utilizing the tourmaline-loaded nanometer titanium dioxide has a sterilizing function, so that the harmful gases can be adsorbed and decomposed; the calcined zeolite is used as aggregate and has a porous structure and large specific surface area, and the function for absorbing and releasing the moisture and purifying the air can be improved. The polyester fibers are used as anti-cracking fibers, so that the strength is enhanced, the anti-cracking capacity is improved, and the mildew can be avoided. The calcium perborate is used as a sterilizing agent and is long-acting and toxic-free. By adopting the ecological diatom ooze decorative wall material, the problems of an existing decorative wall material can be solved. A preparation method of the ecological diatom ooze decorative wall material is simple and easy to implement.

The invention relates to a nano interior wall coating; the composition by the weight percent is as follows: 35 percent to 45 percent of film-forming material, 28 percent to 42 percent of pigment and filler, 4 percent to 7 percent of assistant, 0.6 percent to 1.2 percent of nano powdery material, 1.0 percent to 2.0 percent of water-soluble nano silica sol, and 10 percent to 30 percent of deionized water. The film-forming material can be styrene-acrylic latex or acrylic latex; the pigment and filler is one or more than one type among rutile titanium dioxide powder, calcined kaolin, heavy calcium carbonate and super-fine aluminum silicate; the assistant comprises one or more than one type among dispersant, wetting agent, foam killer, preservative, thickener, anti-freezing agent, ph regulator and film-forming assistant. The coating of the invention can continuously release negative ions under the radiation of a fluorescent lamp, and can effectively degrade the dissociative TVOC and formaldehyde content in the air; the washing resistant times reaches 20000 to 50000 times, and the manual aging resistance reaches more than 1000 hours. In addition, the coating saves the consumption of nano powdery material and reduces the production cost.

The invention discloses a method and system for cleaning an air conditioner and the air conditioner. The method comprises the following steps that the operating state of the air conditioner before operation is stopped is detected; when the operating state of the air conditioner before operation is stopped is a refrigerating pattern, heating elements are on until the environment temperature in an air channel of the air conditioner reaches a preset temperature, wherein the heating elements are arranged in an air outlet, an air inlet and / or the air channel of the air conditioner; and according to the dry state of the environment in the air channel, the heating state of the heating elements is controlled. According to the method, the heating elements are started to heat the air channel, and thus the purpose of killing bacteria in the air channel through the high temperature is achieved. In addition, the state of the heating elements is controlled according to the dry state of the environment in the air channel, and the effects of thoroughly sterilizing and cleaning the interior of the air channel are achieved. Finally, the problems that by means of the automatic cleaning function of a traditional air conditioner, only part of bacteria can be eliminated, and comprehensive and effective cleaning cannot be achieved are effectively solved.

The invention discloses a nano silver antibacterial latex pillow or mattress and a preparation method thereof. Tiny air holes are fully distributed on the surface of the nano silver antibacterial latex pillow or mattress, and air is filled into the tiny air holes; and the silver antibacterial latex pillow or mattress has bacterial resistance on aspergillus niger, aspergillus flavus, discolored aspergillus, penicillium citrinum, paecilomyces varioti, herbarium cladosporium, trichoderma viride and chaetomium globasum. The preparation method comprises the following steps of: uniformly mixing nano sliver with natural latex; then respectively adding sulphur, bi(triethoxy propylsilane)tetrasulfide and 2,6-butylethylene-4-methylphenol; uniformly stirring; adding soap and air to generate foams; then adding gelatin; and compressing for moulding. The nano silver antibacterial latex pillow or mattress of the invention combines air permeability, high elasticity and soft touch feeling of the latex with efficient bacterial resistance and broad spectrum sterilizing performance of nano silver and can effectively overcome the defects of easy bacterial generation, difficult air permeation, and the like of a common pillow on the market.

The invention relates to a new-energy phase-change energy-storage antibacterial intelligent control greenhouse, which comprises a gable wall, a rear wall, an enclosing wall, floor tiles and a greenhouse top. A thermal insulation layer is arranged on the external side of the main wall body of the gable wall, the rear wall and the enclosing wall. A phase change energy storage layer is arranged on the floor tiles on the internal side of the main wall body. A solar heat collector, a solar panel and a wind power generator are installed at the greenhouse top. A radiator and an electric heater are installed in the greenhouse. The solar heat collector is connected with the radiator and a geothermal pipe through a heating medium pipe. The solar panel and the power output end of the wind power generator are connected with the electric heater and an electric heating cable through a storage battery. The invention has the advantages that the indoor temperature of the greenhouse is kept to be constant through energy complementation because solar photo-electricity, photo-heat and wind energy are used as energy and the energy storage function of the phase change energy storage material is used; the natural energy is fully utilized, the production cost is saved, the product price is reduced and the environmental pollution caused by high energy consumption is avoided; and the health growth of plants is ensured because the antibacterial coating layer on the internal side of the wall body can prevent insects and bacteria from breeding.

The invention relates to a scale and corrosion inhibitor for treating circulating cooling water, which is prepared from the following components in percentage by weight: 10 to 35 percent of polyaspartic acid (PASP) or polyepoxysuccinic acid, 10 to 35 percent of sodium gluconate, 0.15 to 3 percent of methyl benzotriazole, 1 to 5 percent of imidazoline and deionized water. The polyaspartic acid (PASP) or the polyepoxysuccinic acid (PESA) with biodegradability serving as a main body is compounded with the deionized water, the methyl benzotriazole, the sodium gluconate and the imidazoline to form a phosphorus-free product; the sodium gluconate has good synergy with the methyl benzotriazole and the imidazoline, so the scale and corrosion inhibiting effect is good, and scale formation, corrosion and bacteria and algae propagation of the circulating water can be effectively prevented; and when the added mass concentration is 20mg / L, the corrosion rate is 0.0561mm / a. Under the same water quality condition, the scale and corrosion inhibitor has low adding concentration, low adding quantity and low cost compared with other like products; and the scale and corrosion inhibitor is stable at a high temperature, has certain chlorine resistance and oxidation resistance, can ensure that a system has no scale or corrosion or the like, and can be adapt to the water quality of various complex severe working conditions.

The present invention relates to a Pu'er tea toothpaste and a preparation method thereof. The Pu'er tea toothpaste is characterized by comprising a Pu'er tea extract, which is obtained by steps of low temperature pulverization, ultrasonic extraction, pressure filtration, separation and concentration. The Pu'er tea extract is combined with food-grade auxiliary materials comprising glycerin, sorbitol, PEG400, tetrasodium pyrophosphate, sodium dihydrogen phosphate, sodium phytate, sodium carboxymethyl cellulose, xanthan gum, sodium lauryl sulfate, calcium phosphate dihydrate, hydrated silica and essence to prepare the Pu'er tea toothpaste. The method fundamentally eliminates quality issues such as spoilage, degeneration, color changing, flavor changing and chemical safety of the tea toothpaste, and effectively prolongs a shelf period of the tea toothpaste. The tea toothpaste has multiple special efficacies, such as removing scale, decomposing residual smoke stains, tea stains and coffee stains in slits between the teeth, reducing plaque, preventing breeding of harmful bacteria, disinfecting, diminishing inflammation, stopping bleeding, eliminating odor, promoting the secretion of saliva, moisturizing mouth, recovering taste buds, improving taste sense, and enabling a user to taste better flavor of food, and is a natural healthful tea toothpaste.

The invention relates to the field of functional fabrics, in particular to an antibacterial fabric, a preparation technology of the antibacterial fabric and textile of the antibacterial fabric. The antibacterial fabric comprises, by weight, 10-20 parts of short fiber silk, 20-25 parts of anion polypropylene staple fibers, 15-25 parts of nano bamboo carbon fiber, 2-5 parts of nano-titanium dioxide, 5-10 parts of nano-silver fiber, 2-4 parts of anti-mite finishing agent, 3-8 parts of sweat-absorbent quick-drying processing agent, 12-18 parts of binder, 2-4 parts of dispersing agent, 3-5 parts of fabric softener and 80-85 parts of polyester cotton fiber. Due to the fact that the anion polypropylene staple fibers are added, effects of nerve stability, sleep improvement, inflammation diminishing and pain relief are provided. Due to the fact that the anti-mite finishing agent is added, trouble caused by mites to a human body can be effectively prevented. Due to the fact that the sweat-absorbent quick-drying processing agent is added, sweat generated by the body can be rapidly absorbed, discomfort can be reduced, and breeding of germs under a humid environment can be prevented. The antibacterial fabric can be applied to clothing, home textiles, sports goods, medical care, bacteria resistance and insect prevention textiles.

An organic biofertilizer is prepared from the excrement and urine of animals, water hyacinth, and duckwed and / or straw (stalk) and / or saw dust through proportional mixing and fermenting. It is rich in N,P,K and other necessary elements.

The invention relates to a dust inhibiting agent used during the railway transportation process of powdered materials and a preparation method thereof, the dust inhibiting agent comprises the following raw materials: polyvinyl alcohol, starch, polyacrylamide, carboxymethyl cellulose, natural plant glue, a surfactant, an antifreeze auxiliary agent, and a bacteriostatic agent. The dust inhibiting agent provided by the invention can inhibit the dust pollution brought by railway transportation of powdered materials, especially inhibits the PM 2.5, is capable of solving the antifreeze problem when using the dust inhibiting agent in winter, and achieves the goals of safety and environment-friendliness.

The invention discloses a method for applying pre-ozonation and aerated biological activated carbon processes to feedwater treatment. The method combines ozone pre-oxidation, an aerated biological activated carbon filter tank and a coagulation-sedimentation-sand filtering-disinfection conventional feedwater treatment process to produce drinking water, is a feedwater treatment process for improving water quality of feed water aiming at micro-polluted drinking water sources, and integrates the characteristics of an aerated biofilter biological pre-treatment process and an ozone biological activated carbon advanced water-purifying process. Raw water enters a pre-ozonation contact tank, a coagulation sedimentation tank and the aerated biological activated carbon filter tank orderly, is disinfected, enters a sand filtering tank, and finally flows into a clear water tank. Because the pre-ozonation contact tank and the aerated biological activated carbon filter tank are arranged in the conventional feedwater treatment process, the effect of removing organic matters, ammonia nitrogen, pathogenic microorganism, odor, chroma and the like is greatly improved, and the water quality safety of the method is obviously superior to that of the biological pre-treatment process and the ozone biological activated carbon advanced water-purifying process.

The invention discloses oil-based anti-graffiti adhesion resistant paint and a preparation method thereof, and belongs to paint and a preparation method thereof. Components A of the paint comprise hydroxy acrylic resin, fluorocarbon resin, modified polydimethyl siloxane resin, polyacrylate modified organic silicon resin, smooth flow agent, flatting agent, antifoaming agent, drier, dibutyl tin laurate, butyl acetate and dimethyl benzene; components B comprise hexamethylene diisocyanate, butyl acetate and ethylene glycol monoethyl ether acetate; and the mixture ratio of the components A to the components B is 3:1. The invention also discloses the preparation method thereof. The paint has the advantages of good anti-graffiti adhesion resistant function, super-strong scrubbing resistance, easy cleaning, and quick and convenient construction, has limited harmful substances, and achieves national requirement.

The invention discloses antibacterial, moisture-absorbent and warming knitted fabric and a manufacturing method thereof. The antibacterial, moisture-absorbent and warming knitted fabric has a double-layer structure, wherein an outer layer of the fabric has a mesh structure woven from blended yarns which are blended from cellulosic fibers and nanosilver antibacterial agent-containing profiled polyester fibers; an inner layer of the fabric has a plain structure woven from the nanosilver antibacterial agent-containing profiled polyester fibers; and the inner layer and the outer layer are connected through polyester filaments with grooved sections. The manufacturing method comprises the following steps: for the outer layer of the fabric, manufacturing the mesh structure woven from the blended yarns which are blended from the cellulosic fibers and the nanosilver antibacterial agent-containing profiled polyester fibers; for the inner layer of the fabric, manufacturing the plain structure woven from the nanosilver antibacterial agent-containing profiled polyester fibers; and connecting the inner layer and the outer layer through the polyester filaments with the grooved sections. The antibacterial, moisture-absorbent and warming knitted fabric can meet requirements on moisture absorption for quick drying as well as wearing comfort, can meet an increasingly strong requirement on antibacterial sanitation and has a good warming effect.

The invention discloses an antimicrobial mildew-proof ceramic tile and a preparation method thereof. The ceramic tile is prepared from the following raw materials in parts by weight: 40-50 parts of quartz sand, 20-30 parts of fluorite, 15-25 parts of gravel dust, 10-20 parts of illite, 16-28 parts of loess, 14-22 parts of mullite, 8-16 parts of furnace slag, 4-12 parts of a chalk powder, 24-32 parts of modified clay, 5-15 parts of bone meal, 2-4 parts of zinc silicate, 1-3 parts of copper oxide, and 3-8 parts of silver-loaded zirconium phosphate. Zinc silicate, copper oxide, silver-loaded zirconium phosphate and other inorganic antibacterial agents are added into the ceramic tile, and besides, the modified clay also has the sterilization efficacy, so that the ceramic tile has quite good antibacterial mildew-proof properties, has the sterilizing rate reaching 90% or more, and can effectively inhibit propagation of mildew; and the prepared ceramic tile has the characteristics of being high in strength, low in water absorption rate, good in abrasion resistance, good in weather resistance and durable in use.

The invention discloses a drying and mould-proof control method and device for an air conditioner. The air conditioner comprises a compressor and an indoor fan. The drying and mould-proof control method comprises the following steps that when the air conditioner receives a turn-off instruction, the current operation mode of the air conditioner is judged; if it is judged that the current operation mode of the air conditioner is a refrigeration mode or a dehumidification mode, the indoor light intensity is detected; and the compressor is controlled to be turned off, and the rotating speed and time of the indoor fan which continues to operate are controlled according to the indoor light intensity. Accordingly, the indoor fan is controlled to continue to operate after the turn-off instruction is received so as to blow dry condensate water formed on an indoor heat exchanger, and mould is prevented from being bred on the surface of the indoor heat exchanger; moreover, the rotating speed and the operation time of the indoor fan are controlled according to the indoor light intensity, the user-friendly purpose is achieved, and user experience is improved.

The invention relates to an antibacterial plastic and a preparation method thereof. The plastic comprises the following components in parts by weight: 70-80 parts of a base material, 3-10 parts of a plasticizer, 0.5-5 parts of an antioxidant, 5-15 parts of compound antibacterial particles, 1-5 parts of a coupling agent, 1-5 parts of a dispersant and 5-10 parts of preservative. The antibacterial plastic can resist bacteria, has a good effect, and can be widely applied to fields of industry, agriculture, foods, medicines and daily necessities.

The invention discloses a control method for a cooking utensil. The cooking utensil comprises a pot body, an upper cover assembly provided with a steam channel, a switch assembly and a gas pump. The switch assembly is used for connecting or stopping the steam channel. The gas pump is used for pumping gas in a containing cavity outwards. The control method includes the steps that after the appointment making stage is started, the switch assembly stops the steam channel, the gas pump is started to pump gas, the gas pump stops running after running for the first time, the gas pump is started after stopping running for the second time, and circulation is repeated in this way till the appointment making stage ends, so that the gas pressure in the containing cavity can be maintained within a set range; after the cooling utensil enters the appointment making stage, the heating time is shorter than a vacuum state maintaining time; and when the appointment making stage ends, the gas pump stops gas pumping, and the steam channel is connected through the switch assembly. According to the control method, breeding of bacteria in the pot can be inhibited, the quality guaranteeing time of food is prolonged, and the food taste is improved. The food can absorb water easily, and the food cooking time is shortened.

The invention discloses a livestock and poultry feces organic fertilizer fermentation compound functional package, which comprises a compound functional package A and / or a compound functional packageB. The compound functional package A comprises a compound microbial agent, a compound enzyme preparation, humic acid, white spirit vinasse powder and zeolite powder; the compound functional package Bcomprises isomaltooligosaccharide, molasses meal, monopotassium phosphate, magnesium sulfate, ferrous bisglycinate, manganese bisglycinate, bamboo vinegar powder and citric acid. The package A and thepackage B are combined, the fermentation speed can be greatly increased, quick heating deodorization and thorough decomposition can also be achieved in the low-temperature season, diseases and insect pests and antibiotic residues can be effectively removed, the quality is stable, the quality guarantee period is long, and practicability is high. The invention further discloses a preparation method and application of the compound functional package, the compound functional package is used for livestock and poultry feces organic fertilizer fermentation, the harmless treatment efficiency is high, resource utilization is high, an obtained organic fertilizer product is high in functionality and comprehensive in nutrition, and has no toxicity, stink, harm and pollution, and the organic fertilizer use standard requirement is met.

The invention relates to a plant-source bacteriostatic composite thin film and a preparation method thereof. The composite thin film comprises the following components in parts by weight: 70-80 of base material, 3-10 parts of plasticizer, 0.5-5 parts of antioxidant, 5-15 parts of composite antibacterial particles, 1-5 parts of coupling agent, 1-5 parts of dispersant, 5-10 parts of preservative and the like. The composite thin film disclosed by the invention can resist bacteria and has a good effect, and is widely applied to the fields of industry, agriculture, food, drugs and daily necessities.

The invention discloses an antibacterial water supply pipe, an antibacterial PE composite material and a preparation method thereof. The composite material is composed of the following components by weight: 0.1-1.5 parts of graphene microchip, 95.0-98.5 parts of a PE resin, 0.5-3.0 parts of a dispersant and 0.5 part of an antioxidant. The antibacterial water supply pipe provided by the invention comprises a PE outer wall and an antibacterial inner wall, wherein the PE outer wall and the antibacterial inner wall are shaped by coextrusion; the inner wall is made of the PE resin added with the graphene microchip; and the outer wall is made of the PE resin added with a proper amount of color masterbatch. The above antibacterial water supply pipe has good antibacterial and light-shielding effects, thereby preventing the inner wall from breeding and propagating a large number of bacteria which bring hazards to people's life health.

The invention belongs to the technical field of pipes and particularly relates to an antibacterial PPR pipe. The antibacterial PPR pipe consists of the following raw materials in percent by weight: 0.3-2 percent of a silica-loaded nano-silver antibacterial agent, 94-95.7 percent of PPR raw material, 2 percent of toner and 2 percent of an antioxidant, wherein the silica-loaded nano-silver antibacterial agent is prepared by mixing and stirring silver nitrate, ethyl orthosilicate, absolute ethyl alcohol and ammonia water and reducing the mixture through a reducing agent. The nano-silver particles are well dispersed in the PPR pipe, and a strong antibacterial effect of the nano-silver particles is effectively exerted, so that the nano-silver ion amount is reduced, and the cost is reduced. The bacterial growth is effectively avoided, common bacteria in the water body are eliminated, and water in the pipeline is kept sanitary and clean; the process is simple, the reaction conditions are mild, the cost is low, and great convenience is brought to industrial production and popularization of the PPR pipe.