66results about How to "Achieve the effect of using" patented technology

A three-dimensional ecological floating bed and its water-cleaning method, which is the water cleaning technology in environmental engineering; the said three-dimensional ecological floating bed comprises upper, middle and lower three layers, the upper layer is aquatic plant unit(21), the middle of the central hollow pipe in the upper layer is equipped with overflow water inlet pipe(11), the upper of the hollow pipe is equipped with air inlet pore(2), the top is equipped with drop-down map(9), the lower of the hollow pipe is equipped with water inlet pore(10), shampoo spray is installed in the upper part of the drop-down cap; the middle layer is aquatic animal unit(22), aquatic animal cage(14) is equipped in this layer, perforated board(19) and intermediate water intake loop are equipped in the lower part, sampling pipe(6) is connected with intermediate water intake loop(20); the lower layer is the artificial dielectric unit(23), the artificial dielectric(13) is suspended in the suspending support(12), a bottom support(17) and a bottom water intake loop(18) are equipped in the bottom; a floating bottle(3) is equipped in the peripheral of the ecological floating bed.

The invention discloses a biological organic fertilizer special for soybean and a preparation method thereof. The biological organic fertilizer is prepared from the following raw materials in parts by weight by fermenting through a microbial agent: 15-24 parts of animal wastes, 20-26 parts of straws, 7-12 parts of wheat bran, 6-10 parts of fungi culture fungi residues, 2-6 parts of saw dust, 1-3 parts of maize meal, 1-3 parts of bean pulp and 10-19 parts of tap water, wherein the weight ratio of the microbial agent is composed of EM bacteria, saccharomycetes and nitrogen-fixing bacteria at a ratio of 3:1:1, and the inoculation amount of the microbial agent accounts for 0.1% of the weight of the raw materials. The preparation method disclosed by the invention can not only reduce the expense of treating the animal wastes, but also achieve the effect of waste utilization, solves the problem of pollution of the animal wastes on the environment, also solves the problem that the straws, the wheat bran and the fungi culture fungi residues are difficult to treat, meets the requirements of ecological circular agriculture and is low in cost and easy to operate.

The invention discloses a method for extracting and purifying polyglutamic acid by adjusting the pH value to carry out fractional precipitation in the presence of ammonium sulfate. The method comprises the following steps: adding 30-60% (W/V) of ammonium sulfate into a fermentation liquid containing polyglutamic acid, adjusting the pH value to 6.0-8.0, removing the precipitate after stirring, andcollecting the glutamic acid clear solution; adjusting the pH value of the polyglutamic acid clear solution to be acidic, and collecting the glutamic acid precipitate; then re-dissolving the polyglutamic acid precipitate with water, adjusting the pH value to be alkalescent by using an alkali, carrying out ultrafiltration until conductivity of the permeate liquid is smaller than 5 ms*cm, and collecting the retained liquid; and adding activated carbon into the retained liquid for decolorization to obtain a colorless clear liquid, and carrying out drying to obtain a white polyglutamic acid solid.According to the method, polyglutamic acid can be effectively separated with other impurities, and use of organic solvents such as ethanol and the like is avoided. The purity of the obtained polyglutamic acid is high, and production cost is effectively reduced.

The invention particularly relates to a V belt capable of reducing dynamic heat build-up and belongs to the technical field of rubber V belt production. According to a traditional V belt primer, viscose powder is added to the components, such as a chloroprene rubber adhesive, cis-butadiene rubber, magnesium oxide, stearic acid and carbon black, the viscose powder is an inert filler with relatively coarse particles, so that the distance between molecular chains can be increased in the rubber molecular chains, friction between the molecular chains is reduced and internal stress dispersion is facilitated, thereby reducing dynamic heat build-up and prolonging the service life of a product.

The invention discloses a preparation method of a wet desulphurization absorbent for flue gas from a coal fired boiler. The method comprises the following steps: (1) selecting fly ash from combustion of low sulfur coal, selecting limestone powder and screening the fly ash and limestone powder respectively; (2) weighing the limestone powder according to a calcium sulfur molar ratio of 0.7-1.1; (3) weighing fly ash according to a mass ratio of fly ash to limestone being 0.5-1; (4) determining weight of water in the desulphurization absorbent, according to a volume flow of the flue gas from the coal fired boiler and a weight to volume ratio of liquid to gas being 101-161 g / m<3>; (5) adding fly ash into water, stirring uniformly and carrying out hydration treatment; and (6) adding limestone powder into the fly ash slurry treated with hydration treatment and stirring uniformly to obtain the desulphurization absorbent. The desulphurization absorbent can effectively increase desulphurization efficiency of a wet method flue gas desulphurization system and substantially reduce operating cost of the system.

A smoke purifying method comprises the following steps that the sectional area of smoke is increased, the flow speed of the smoke is reduced, and part of gas and dust are naturally separated; the smoke passes through a smoke filter screen, and the gas and the dust in the smoke are separated; water mist is sprayed to the smoke, and when the smoke passes through the sprayed water mist, the dust in the smoke can be thoroughly purified out; the purified smoke passes through the filter screen for secondary purifying. The invention further provides smoke purifying equipment adopted in the smoke purifying method. By means of the smoke purifying method, 70% or above of dust in the smoke can be removed, the dust collected in the purifying process can be recycled, and meanwhile the method has the advantages of being safe, stable, reliable, easy to operate, high in adaptability and the like are achieved. The smoke purifying equipment achieves the aim of removing the dust in the smoke through the characteristic of the smoke, and is simple in structure and convenient to operate, a very good smoke purifying effect can be achieved through the equipment, and purifying cost is very low.

The invention discloses metal product paint spraying equipment based on metal paint. The equipment comprises a spray pipe, the right side of the spray pipe is fixedly connected with a spray plate, theinner wall of the spray pipe is rotationally connected with a baffle plate, the right side of the baffle plate is rotationally connected with a screw rod, the side surface of the screw rod is in engaged connection with a socket pipe, the side surface of the socket pipe is fixedly connected with a centrifugal pipe, an extrusion rod is arranged below an exhaust fan, a transition box is connected tothe side surface of a liquid passing wheel in a sliding mode, a liquid outlet pipe is fixedly connected to the left side of the transition box, an air bag is arranged inside the transition box, a vent pipe is fixedly connected to the bottom of the air bag, a transition air pipe is fixedly connected to the left side of the vent pipe, and an air pushing rod is connected to the interior of the transition air pipe in a sliding mode. According to the metal product paint spraying equipment based on the metal paint, the baffle plate is matched with the screw rod for use, so that the effect that whenthe metal paint is sprayed, the metal paint is prevented from remaining in a spraying hole to possibly cause blockage of the spraying hole is achieved.

The invention relates to the technical field of packaging bag processing and discloses a bag manufacturing device for the processing of a food packaging bag. The bag manufacturing device comprises a rack, wherein a hot sealing unit is arranged on the rack and comprises a first gear rack; a supporting plate is fixedly connected with one end of the first gear rack; a pressing plate is arranged on the supporting plate; a telescopic rod used for the limiting operation is fixedly connected onto the rack; one end of the telescopic rod is fixedly connected with the supporting plate; a channel is formed in the supporting plate; an air supply tank and a vortex tube are arranged on the rack; the air inlet end of the vortex tube communicates with the air supply tank; the hot air end of the vortex tube communicates with the channel; a cold air tank communicates with the cold air end of the vortex tube; a plurality of air vents are formed in the side, facing the packing bag, of the cold air tank; an air guiding tank communicating with the channel is arranged on the rack; an air exhaust port is arranged on the air guiding tank; a turbine is rotationally connected into the air guiding tank; a first fan gear used for being meshed with the first gear rack is coaxially connected with the turbine; and a conveying unit and a cutting unit used for slitting the packaging bag are also arranged on therack. According to the bag manufacturing device provided by the invention, the accuracy of a hot sealing position can be ensured through the limiting of the pressing plate.

The invention discloses an SNCR denitration deodorizing method. The method comprises the following steps: 1, inputting sewage and a leachate into a regulating tank, regulating the sewage and the sewage, pouring the adjusted sewage into a precipitation tank, and pumping obtained sewage to an intermediate water tank for secondary treatment; 2, denitrifying the sewage in the intermediate water tank, and carrying out primary nitration and secondary nitration; 3, separating the sewage through a nanofiltration system to obtain a clear liquid and a concentrate, and discharging the purified thick liquid into a concentrate tank for outward transportation; and 4, extracting air used for combustion supporting from a garbage pool, preheating the air, inputting the preheated air into a garbage incinerator to make the preheated air be mixed with the concentrate obtained in step 3 in the concentrate tank, and spraying the obtained solution into the garbage incinerator in order to realize a purifying effect. Sewage generated in the garbage deodorizing process is purified and reused, and the concentrate generated in the purifying process can be used in denitration of garbage incineration, so sewage purification and facilitation of purification of garbage incineration flue dust are simultaneously realized.

The invention provides a saline-alkali soil improver based on lake sludge and a saline-alkali soil improvement method. The raw material formula of the saline-alkali soil improver contains lake sludge,compound microbial agents, humic acid and a filler, wherein the compound microbial agent are bacillus subtilis, bacillus licheniformis, bacillus laterosporus, bacillus megatherium, bacillus mucilaginosus, lactobacillus acidophilus and nodule bacteria; and the weight percentages of the compound microbial agents and the lake sludge in the raw material formula are respectively 1%-2% and 40%-80%. Bycombining the improver with the improvement method, the improvement of the saline-alkali soil can be effectively realized, the remediation requirement of the saline-alkali soil is fundamentally solved, and the survival rates of crops planted in the saline-alkali soil are increased. Meanwhile, the cost is low, the reutilization of the lake sludge resource can be realized, and the environmental pollution is reduced.

The invention discloses a high-efficiency grain drying device with a built-in drum, which comprises a base, a drying box, a heating device and a filter box; There are through holes for hot air in and out, and the drum is also equipped with a motor to drive it to rotate; the heating device is located at the lower left of the drying box; the filter box is located at the upper right of the drying box, and a certain liquid level is contained in the filter box. The top left side of the filter box is connected to the air intake pipe of the drying box, and the air intake pipe extends into the filter box and enters below the liquid surface. The invention effectively enhances the drying effect of grains, can filter waste gas generated in the drying process, and has a simple structure.

The invention relates to the technical field of planting, and discloses a planting device for lonicera japonica. The device comprises a vertical column, wherein the vertical column is rotationally connected with branch columns, each branch column is provided with nozzles and fixedly connected with a supporting rod, annular rings slidably sleeve the supporting rods, rain shelters are arranged on the supporting rods, the end, close to the vertical column, of each rain shelter is fixedly connected on the corresponding branch rod, and the end, away from the vertical column, of the corresponding rain shelter is fixedly connected on the corresponding annular rings; when the annular rings are separated, the rain shelters are unfolded, and when the annular rings are close to each other, the rain shelters are folded; the device further comprises a rain groove with an upward opening, the vertical column is internally provided with a cavity, the rain groove is provided with a drainage hole and anoverflow hole, the cavity is provided with a water outlet hole, a piston is in sealed and slidable connection in the cavity, a spring is connected between the piston and the cavity, the piston is rotationally connected with a piston rod, connecting rods corresponding to the supporting rods are hinged to the piston rod, one end of each connecting rod is hinged to the piston rod, and the other endof the corresponding connecting rod is hinged to the annular ring which is farthest from the vertical column. The planting device for the lonicera japonica solves the problem that the yield of the lonicera japonica is reduced due to the fact that the irrigation and drainage of the lonicera japonica are not carried out in time in the prior art.

The invention discloses a method for flocculating microalgae by using flue gas and application thereof, belonging to the technical field of biomass energy. The method comprises the following concrete steps: introducing flue gas containing sulfur dioxide into a nutrient solution where microalgae are cultured until microalga agglomeration algae is generated; carrying out standing; and removing supernatant so as to obtain flocculated microalgae; wherein the microalgae refer to fresh-water microalgae. According to the invention, flue gas from a coal-fired plant is continuously introduced into the microalga nutrient solution and sulfur dioxide hydrate in the flue gas interacts with extracellular polysaccharide organic matters secreted by the surfaces of microalgae, so the negatively-charged extracellular polysaccharide organic matters bond with the sulfur dioxide hydrate and free hydrogen ions produced thereof, surface expulsive force among cells is eliminated, and the balance state of microalgae in the nutrient solution is broken; thus, agglomeration and settlement of microalga cells are realized, and harvesting efficiency reaches 90% or above. The method is simple to operate and high in separation efficiency, has almost no cost and can be applied to separation of microalgae.

The invention discloses an agricultural planting film greenhouse with modular assembly connecting pieces, and belongs to the technical field of agricultural planting. The agricultural planting film greenhouse comprises a top plate, a mounting plate and a top block, the top block and the mounting plate are fixedly connected to the upper and lower side surfaces of the top plate respectively, and two power blocks are arranged on the left and right side surfaces of the top block; and transverse plates are fixedly connected to the faces, away from each other, of the two power blocks arranged front and back, and the lower surfaces of the transverse plates are fixedly connected to the upper surface of the top plate. According to the agricultural planting film greenhouse, a power mechanism is arranged, so that when accumulated snow appears on the top of the greenhouse, workers can drive a first rotating shaft and a rotating wheel to rotate by starting a motor, the situation that when the top is covered with the accumulated snow, sunlight absorption of plants is affected and the workers need to manually clean the accumulated snow is avoided, and the working intensity of the workers is reduced; and meanwhile, the situation that the accumulated snow is directly pushed to fall off, and consequently the workers around the lower side are possibly injured is avoided, and work of the workers is facilitated.

The invention belongs to the technical field of a degradable flowerpot, and relates to a degradable flowerpot produced by waste husk. The flowerpot comprises the following components in parts by mass:30 parts of husk, 30 parts of corn flour, 30 parts of urea-formaldehyde resin, 8 parts of quartz sand, and 4 parts of an adhesive, wherein the adhesive is ethylene oxide. The flowerpot can achieve the effect of waste utilization, and has the advantages of environmental protection and safety.

The invention belongs to the technical field of degradable flower pots, and relates to a degradable flower pot having a coffee fragrance. The flower pot is prepared from the following components in parts by mass: 30-50 parts of coffee shells, 20-30 parts of corn flour, 20-30 parts of urea-formaldehyde resin, 8-12 parts of quartz sand, and 4-6 parts of an adhesive, wherein the adhesive is ethyleneoxide. The flower pot provided by the invention is prepared by adopting the originally-discarded coffee shells, and the flower pot can emit the coffee fragrance, achieve the effect of waste utilization, and is environmentally friendly and safe.

The invention relates to a method for manufacturing antibacterial composite films. The method includes cleaning waste rubber, removing impurities in the waste rubber, preparing catalysts, and carrying out primary pyrolysis, secondary pyrolysis procedures and the like on the waste rubber to obtain products; mixing a plurality of auxiliaries with the pyrolysis products to obtain mixtures; processing rubber products by the aid of the mixtures. The method has the advantages that the waste rubber is subjected to two-stage pyrolysis by the aid of the catalysts, the temperatures and the pyrolysis time are strictly controlled at each pyrolysis stage, accordingly, sufficient pyrolysis can be guaranteed, internal coking of equipment due to excessively high temperatures can be prevented, and influence on the quality of the pyrolysis products can be prevented; the diversified auxiliaries are directly added into the products, so that the novel rubber products can be manufactured, effects of recycling waste can be realized, environments can be protected, and resources can be saved.

The invention discloses a novel glass lining firing furnace, and belongs to the technical field of manufacturing chemical equipment, the novel glass lining firing furnace comprises a furnace body, the left and right sides of the outside of the furnace body are provided with supporting columns, the top ends of the two supporting columns are fixedly provided with a top plate, the top plate is internally provided with a moving mechanism, and the bottom end of the moving mechanism is in transmission connection with a hoisting mechanism; by arranging the hoisting mechanism, the furnace cover, the mounting frame and the glass lining placed on the mounting frame on the lower portion can be hoisted upwards, when the bottom end of the mounting frame is higher than the upper surface of the furnace body, the moving mechanism is started, the mounting frame and the processed glass lining are moved to the right end of the furnace body, and then the mounting frame and the glass lining are put down through the hoisting mechanism; by means of the structural design, the problem that traditional feeding and discharging are time-consuming and labor-consuming is solved, the working efficiency is improved, and meanwhile, the safety during material taking is guaranteed.