134results about How to "In line with the concept of green development" patented technology

The invention belongs to the waste battery recycling technology field, and discloses a waste power lithium battery all-component cleaning and recycling method. The method comprises the following stepsof (1) under inert gas protection and an unclosed state, disassembling and crushing to obtain crushed battery materials; and (2) separating and recycling an electrolyte from the crushed waste power lithium battery materials by adopting a forced extraction method; (3) extracting and recycling a binder; (4) drying the crushed battery materials; and (5) sorting and screening the dried crushed battery materials, and separating and recycling an electrode powder and copper-aluminum particles. The method has advantages that through an extraction method, the electrode powder, the binder and an organic solvent are completely separated from each other, and the electrolyte, the binder and the electrode powder in the waste power lithium ion battery are efficiently recycled. A whole process has zero emission of three wastes and is environment-friendly.

The invention provides a method for preparing a graphite-reinforced anti-attrition heat and electricity conduction coating layer by supersonic laser deposition. The method is to synchronously introduce a laser beam in the cold spraying process; and through a radiation effect of the laser, powder particles are softened without being molten, so that the critical deposition speed of powder is lowered, the deposition efficiency of the powder is improved, the bonding force of the coating layer is increased, multiple defects of the coating layer prepared by single cold spraying are solved, the comprehensive performance of a composite coating layer is greatly improved, both economy and environmental protection are achieved, and the idea of green development is quite met.

The invention discloses a method for removing iron from a low-nickel sulfonium nitric acid leaching solution through pyrolysis. According to the method, the iron in the nickel / cobalt nitrate solution is removed through a high-temperature pyrolysis method; molten iron is decomposed into Fe2O3.H2O to be precipitated; the iron content of iron slag is greater than 50%, and through simple calcinations, the iron slag can be treated as iron ore concentrate; and the iron slag includes a small amount of valuable metal, and the recovery rate of nickel / cobalt is high. By means of the method, no impurity is introduced into the whole process; the procedure is simple; the application scope is wide; cost is low; subsequent purification can be conducted conveniently; generated nitric oxide can be recycled; and the method is a new environment-friendly iron-removal process which makes breakthrough.

The invention belongs to the technical field of physical and chemical inspection of food additive residues in tobacco essences, and particularly relates to a method for detecting five sweetening agents in a tobacco essence through the ultra-high performance liquid chromatography-tandem mass spectrometry. The method is characterized by comprising the following steps that the tobacco essence is weighed, then ultrapure water is added, then oscillating extraction is carried out, extract liquid is purified and filtered and is diluted by using the ultra-pure water, and then the sweetening agents inthe tobacco essence are directly detected through the ultra-high performance liquid chromatography-tandem mass spectrometry. The method has the advantages of being capable of rapidly and accurately detecting the residual quantity of the sweetening agents in the tobacco essence, environmentally friendly, accurate in result, less in interference, high in sensitivity and good in repeatability.

The invention discloses an environment-friendly vegetable oil type ink and a preparation process thereof. The environment-friendly vegetable oil type ink mainly comprises the following raw materials by weight: 20-35 parts of a coloring agent, 3-5 parts of auxiliary agents, 30-48 parts of rosin-modified phenolic resin and 20-30 parts of a solvent, wherein the auxiliary agents are mainly composed of1-5 parts of an anti-friction agent, 0.5-2 parts of a drying agent, 0.5-3 parts of an anti-drying agent and 3.5-4.5 parts of other auxiliary agents, and the solvent is mainly composed of soybean oil,linseed oil and tung oil. According to the ink in the invention, resin with low solubility and medium and low viscosity is selected and used, and vegetable oil esters having performance similar to the performance of mineral oil are elected and used, so the ink of the invention overcomes the problem of slow fixation speed, poor printability, too hard ink properties, great colloidality and too large yield value of conventional ink, has rich color and good effect, and accords with the development trend and the green development concept advocated at present.

The invention discloses a preparation method of an environment-friendly, low-viscosity and high-strength epoxy grouting material. The preparation method includes the following steps that 1, 50-80 parts of epoxy resin and 20-50 parts of crosslinking diluent are mixed to obtain liquid A; 2, 5-10 parts of curing agent and 1-5 parts of accelerant are mixed to obtain liquid B; 3, 1-10 parts of initiator independently forms a component C; 4, during use, firstly, the liquid A and the liquid B are mixed and stirred to be uniform, the component C is added, and the environment-friendly, low-viscosity and high-strength epoxy grouting material is obtained after the materials are stirred to be uniform. The components of the grouting material are free of toxins and friendly to the human body and the environment; the initial slurry is low in viscosity and excellent in grouting performance, has water drainage performance, and can be cured in water; the shrinkage rate of the slurry is low during gelatinization curing, the curing volume is stable, and the mechanical performance of cured products is excellent; the slurry matching is simple and easy to grasp, and the raw materials are easy to purchase; the grouting material can be applied to strengthening reinforcement of board or beam or column structure concrete cracks and seepage-proofing reinforcement of hydraulic concrete cracks.

The invention discloses an automatic ton bag discharging device and belongs to the technical field of material dismounting devices. The automatic ton bag discharging device comprises a support, a discharging hopper, a supporting plate, a bin body, a ton bag frame, a cutting mechanism and an automatic door mechanism. The automatic ton bag discharging device can automatically cut a ton bag to carryout discharging, the labor intensity of manual cutting and discharging can be effectively reduced, and the working efficiency and the safety performance are improved; and moreover an opening, mechanically cut, of the ton bag is relatively flat and smooth, the number of cracked plastic can be effectively reduced, and the lead recovering quality is improved.

The invention discloses an asymmetrical rotor electric eddy current damper. The asymmetrical rotor electric eddy current damper comprises a rotor, a copper sheet, a bearing and a torsion spring. The rotor comprises a shell and magnets. The copper sheet is fixedly installed on an inhaul cable, and the shell is installed on the bearing. The bearing is installed on the inhaul cable. When the rotor rotates relative to the inhaul cable, the copper sheet can cut magnetic induction lines of the magnets, and an electric eddy current is generated on the copper sheet to dissipate vibration energy. The rotor has the moving trend opposite to the inhaul cable all the time, and the amplitude of the inhaul cable can be effectively restrained. The torsion spring plays the effect that the symmetry axis of the magnets is perpendicular to the vibration direction to serve as the balance position of the rotor on the inhaul cable of the main vibration direction. By means of the asymmetrical rotor electric eddy current damper, vibrations of the inhaul cable can be effectively controlled, energy saving and environmental protection can be achieved through the working mode, vibration control cost is reduced, and the structural safety can be effectively improved.

The invention belongs to the technical field of physical and chemical inspection for food additive residues in electronic cigarette liquor and specifically relates to a method for detecting five sweetening agents in electronic cigarette liquor through ultra-high performance liquid chromatography-tandem mass spectrum. The method is characterized by comprising the following steps: first, weighting the electronic cigarette liquor, and then adding ultrapure water for diluting, and at last, determining the sweetening agents in the electronic cigarette liquor through ultra-high performance liquid chromatography-tandem mass spectrum. According to the method, the sweetening agent residues in electronic cigarette liquor can be quickly and accurately detected. The invention has the advantages of environment-friendly method, accurate result, little interference, high sensitivity and good repeatability.

The invention relates to the field of non-woven materials, and discloses a plant fiber dispersible material and a preparation method thereof. The plant fiber dispersible material comprises an upper fiber layer (1), a middle fiber layer (2) and a lower fiber layer (3) which are mutually entangled and overlapped, wherein the average length of fibers in the upper fiber layer and the lower fiber layeris greater than the average length of fibers in the middle fiber layer; raw materials of the upper fiber layer and the lower fiber layer comprise chopped plant fibers and / or plant fiber linters; andraw materials of the middle fiber layer comprise plant fiber pulp. According to the invention, natural plant fibers are used as main raw materials, and the plant fiber dispersible material which is high in wet strength, soft in hand feeling and low in scrap falling amount can be prepared through a special wet spunlace non-woven process.

The invention relates to the technical field of water quality detection, in particular to a distributed water source monitoring system which is composed of a water quality detection device, a floatingobject monitoring device, a communication device, a power supply device and a display device. The water quality detection device comprises a turbidity sensor, a PH value sensor, a temperature sensor,a TDS sensor and a core controller; the floating object monitoring device comprises a camera and a raspberry pi; the communication device comprises Zigbee serial port communication and Nb-IoT Internet of Things communication. The power supply device comprises a solar cell panel and a storage battery; and the display device comprises an upper computer display and a remote webpage display. The invention provides a remote monitoring concept of combining sub-regions with sub-nodes, and water quality information and floating object information of a large-area water area or a longer riverway can beacquired at the same time, so that the accuracy and the real-time performance of the system are improved.

The invention relates to a subcutaneous medicine controllable release biological needle and a preparation method thereof. By adopting the biological needle, a medicine can be controlled to being released subcutaneously with slight pain, and in addition, the medicine can be administrated by a patient self. The biological needle comprises a needle shell part and a needle core part, wherein the needle shell part is made of a soluble polymer material; the needle core part is composed of accumulated medicine carrier microspheres. The biological needle is sufficient in mechanical property to puncture into skin and is rapidly dissolved to release medicine carrier microspheres carried by the biological needle, and the medicine carrier microspheres carried by the biological needle can be degraded subcutaneously to release the medicine. By adopting the subcutaneous medicine controllable release biological needle provided by the invention, a liver first-pass effect caused by an orally taken slowrelease tablet can be avoided, in addition, the defect that a subcutaneous implanting agent needs to be operated by a medical operator manually can be avoided, and both medicinal effects and economy can be greatly improved.

The invention relates to the technical field of sintered brick production, in particular to a coal gangue sintered brick and a production process thereof. The coal gangue sintered brick is prepared from the following raw materials in parts by weight; 70- 90 parts of coal gangue, 10-15 parts of fly ash, 6-10 parts of gypsum, 4-6 parts of coal cinder, 5-8 parts of diatomite, 6-10 parts of hollow glass beads, 3-6 parts of furnace slag, 12-18 parts of sludge, 10-15 parts of sludge, 9-14 parts of construction waste soil, 16-21 parts of shale, 4-8 parts of a functional additive, 2.8-4.2 parts of a mineralizing agent, 2.3-3.5 parts of a fluxing agent, 2.0-2.6 parts of a flocculation agent and 1.8-2.5 parts of a cementing agent. The coal gangue sintered brick prepared by the process not only can reduce the waste of resources, but also realizes the purpose of changing waste into valuables, and accords with the concept of green development at present; furthermore, the coal gangue sintered brickproduced by the production process not only has good antibacterial performance, but also can adsorb harmful gases such as indoor formaldehyde or benzene; in addition, the strength and the plasticity of the coal gangue sintered brick are improved to a great extent and the quality of the coal gangue sintered brick is improved.

This inventio discloses a method for determining major sweetening agents in an edible essence and flavor by HPLC-MS / MS. The method comprises the steps of preparing a matrix solvent, preparing a seriesof standard working solutions, preparing a sample solution, performing HPLC-MS / MS analysis, building a standard work curve, and performing sample result calculation. According to the method, curves are prepared and corrected by the matrix solvent for the first time; and an HPLC-MS / MS chromatograph is used for simultaneously determining nine kinds of major sweetening agents such as xylitol, acesulfame potassium, saccharin sodium, sodium cyclamate, sucralose, aspartame, neohesperidin, neotame and stevioside in edible essence. The method has the advantages that the proper matrix solvent is prepared, and is used for preparing a standard work curve; the influence caused by matrix effects on the quantification of target materials in the mass spectrometry ionization process is eliminated; the contents of the major sweetening agents in the edible essence can be simultaneously detected; the result is accurate; the interference is little; the sensitivity is high; and the repeatability is high,and the like.

The invention discloses an environment-friendly low-viscosity and high-strength type epoxy-based chemical grouting material. The material is prepared from, by mass, 50-80 parts of epoxy resin, 20-50 parts of a cross-linking thinning agent, 5-10 parts of a curing agent, 1-10 parts of an initiator and 1-5 parts of an accelerant. According to the environment-friendly low-viscosity and high-strength type epoxy-based chemical grouting material, the cross-linking thinning agent is selected to replace an active thinning agent in the prior art, volatile materials such as formaldehyde and acetone are not included in components of the cross-linking thinning agent, and the cross-linking thinning agent is friendly to the human body and the environment and capable of conforming to the green development concept; besides, the viscosity of initial paste is low, the initial paste is good in grouting performance, has the drainage performance, is capable of being cured in water, and is small in shrinkage rate and stable in curing volume in the gel curing process, and a cured object is excellent in mechanical property; the paste proportion is simple and easy to grasp, raw materials are easy to purchase, and storage and transportation are convenient.

The invention provides a method for preparing an aluminum oxide reinforced copper-based wear-resistant, heat-conducting and electric-conducting coating through laser-assisted low-pressure cold spraying. The method comprises the following steps that a laser beam is synchronously introduced in a low-pressure cold spraying process, powder particles are softened but not melted under the irradiation action of laser, a matrix is heated at the same time, the critical deposition velocity of powder is reduced, the deposition efficiency of the powder is improved, the binding force of the coating is improved, and the porosity of the coating is reduced; and irregular aluminum oxide particles are added into the copper powder to enhance the wear resistance of the coating, so that the content of aluminum oxide in the coating is low, the mechanical performance is good, many problems of the copper coating prepared through single low-pressure cold spraying are solved, the wear resistance is greatly improved while the heat conduction and electric conduction performance is kept, the comprehensive performance of the composite coating is good, the resource utilization rate is high, and the green development concept is met.

The invention belongs to the technical field of environment engineering and particularly relates to a method for separating and recycling heavy metal from garbage incineration fly ash and conducting hazard-free treatment on the fly ash. The method comprises the steps that after the household garbage incineration fly ash is diluted through an acidic sulphur oxidation bacteria culture medium solution, sulphur balls are added, so that acidic leach liquor containing the heavy metal is obtained; after a proper amount of alkali is added for pH adjustment, hydrogen sulfide gas is introduced into theacidic leach liquor; the hydrogen sulfide gas reacts with the heavy metal, so that sulfide precipitation is formed; and after solid-liquid separation is completed, recycling is conducted in the form of the sulfide precipitation, so that the pure heavy metal is obtained. The treatment process is implemented at the normal temperature and normal pressure; energy consumption is low; the process is simple; the large-scale engineering potential is achieved; a biological leaching energy source substance, namely sulphur, is recycled to be reused, so that the post-acidification problem of the treated fly ash is solved; the heavy metal entering the leach liquor is subjected to reduction and precipitation conducted through sulfate, so that the heavy metal is separated or recycled or removed effectively; and the sulfate and pH problems are solved at the same time.

The invention discloses a water-saving-type washing circulating system, and relates to the technical field of washing boxes. The problem that a traditional washing device wastes water resources is solved. According to the technical scheme, the system is characterized by comprising a washing mechanism, the washing mechanism comprises a plurality of washing boxes sequentially arranged stage by stage, the water outlet side of each washing box is provided with an overflowing box, each overflowing box comprises an isolation plate arranged inside the corresponding washing box, each isolation plate is provided with an overflowing opening through which water passes, each isolation plate is provided with a regulating assembly for regulating the height of the corresponding overflowing opening, a filter assembly is arranged inside each overflowing box, a feeding mechanism is arranged at the front end of each washing box, each feeding mechanism comprises a rack and a sink arranged on the rack, anauxiliary device is arranged inside each sink, a circulating mechanism is arranged at one side of each washing box, each circulating mechanism comprises a sewage treatment box connected to the corresponding washing box, and a filter mechanism is arranged inside each sewage treatment box. The water-saving-type washing circulating system has the advantages of saving water and recycling water.

The invention provides a supersonic laser deposition micro shot peening method. The supersonic laser deposition micro shot peening method comprises the following steps that the surface of a to-be-repaired part is pretreated; a mixed spraying material is manufactured, then a laser beam is introduced in the cold spraying process, supersonic laser deposition micro shot peening is carried out on the pretreated to-be-repaired part, then aftertreatment is carried out on a workpiece repairing layer, and a qualified repaired part can be obtained. The invention further comprises a spraying device which comprises cold spraying equipment, laser equipment, carrier gas supply equipment and moving equipment, a mechanical arm of the moving equipment is suspended above the workbench, and the cold spraying equipment comprises a powder feeder, a gas heater, a cold spraying gun and a power source; the laser equipment comprises a laser head and an infrared detector; the carrier gas supply equipment comprises a gas cylinder group, a gas conveying pipeline and a control valve. The method has the beneficial effects that due to the introduction of the laser beam, the deposition efficiency and the bonding strength of the soft metal material are greatly improved compared with single cold spraying, and the defect that the porosity in a repairing layer is high is overcome.

The invention belongs to the technical field of waste battery recovery, and discloses a method for separating and recovering electrolyte in waste power lithium batteries by means of ultrasonic enhanced extraction. The method is characterized by comprising the following steps: (1) disassembling and crushing waste power lithium batteries under the protection of inert gas and in a closed state to obtain crushed waste batteries; (2) feeding the crushed waste lithium batteries into extraction equipment, and carrying out ultrasonic enhanced extraction to realize extraction separation of the electrolyte; and (3) separating and recovering the extracted electrolyte, a main extraction agent and an auxiliary extraction agent through evaporation and condensation, and recycling the recovered electrolyte, the recovered main extraction agent and the recovered auxiliary extraction agent in the extraction process. The method has the beneficial effects: the method has a wide range of applications; and the electrolyte in power lithium ion batteries is efficiently extracted and separated, and the main extraction agent and the auxiliary extraction agent are recycled after being evaporated and condensed, no polluting gas, liquid or solid waste is generated in the whole process, zero emission of three wastes is truly realized, the method is environment-friendly, and large-scale industrial applicationis easy to realize.

The invention discloses a pond tylorrhynchus heterochaetus, grass carp and goose three-dimensional ecological integrated culture system, and particularly relates to the field of three-dimensional culture systems. The system comprises a pond, a goose house is arranged on one side of the pond, a floating column is arranged on one side of the goose house, a guide plate is arranged at the bottom of the floating column, a silting layer is laid at the bottom of the pond, a first fence is arranged in the middle of the pond, a second fence is arranged on one side, far away from the goose house, of thepond, and the pond is divided into three interactive spaces by the first fence and the second fence. As the pond is divided into the three interactive spaces for culturing geese, grass carps and tylorrhynchus heterochaetus to form mutually independent and interdependent three-dimensional culture modes, space is reasonably used, resource use efficiency is greatly improved, management is facilitated, diseases are decreased, the geese and the tylorrhynchus heterochaetus take activities on a water surface and underwater, oxygen is naturally produced, water is activated, organic feed is provided for fishes, cost is saved for farmers, and culture benefits are greatly improved.

The invention discloses a device for spraying pyrolyzing of a copper nitrate solution and an application method thereof, belongs to the field of metallurgy equipment, and solves the problem of difficulty in comprehensive utilization of the copper nitrate solution. The device comprises an atomizer, a pyrolyzing furnace, a heater, a dust collecting system, a feeding system and a high-pressure fan, the feeding system comprises a material pipeline and a material supply pump which are connected with each other, the material pipeline is provided with a material valve, the material outlet of the material supply pump is connected with the atomizer, the atomizer is located above the pyrolyzing furnace, the lower end of the pyrolyzing furnace is connected with the dust collecting system, the air inlet of the high-pressure fan is connected with the dust collecting system, the air outlet of the high-pressure fan is connected with the heater, the heater is connected with the upper end of the pyrolyzing furnace, the air outlet of the high-pressure fan is provided with an outer exhaust pipeline, a flue gas suction fan is arranged on the outer exhaust pipeline, and a flue gas valve is arranged ona pipeline between the high-pressure fan and the heater. The copper nitrate solution system can be converted into copper oxide and nitric oxide gas by the device, no impurities are introduced in the whole pyrolyzing process, no waste water waste residue is generated, and the device is clean and pollution-free.

The invention discloses an isoenergetic deformation composite foundation for solidifying aggregate through microorganisms, and a construction method. The composite foundation comprises a plurality ofpile bodies and cushion layers, the cushion layers are arranged at the top ends of the pile bodies, the pile bodies are connected into an integral structure through the cushion layers, and the pile bodies and the cushion layers are filled with the aggregate solidified through the microorganisms. The method comprises the following steps: 1, a field is leveled; 2, construction is prepared; 3, a piledriver is in place; 4, hammering is conducted to form a hole; 5, the hole is filled with the aggregate; 6, the work of the step 5 is repeated; 7, an isoenergetic deformation compaction pile of the aggregate solidified through the microorganisms is formed; 8, the pile driver is moved to the next pile; 9, the ground is tamped; and 10, the cushion layers are flush with the ground surface. The isoenergetic deformation composite foundation for solidifying the aggregate through the microorganisms, and the construction method have the advantages that local materials are used, waste is turned into wealth, environmental protection is facilitated, the engineering cost is saved, and the concept of green development is met.

The invention discloses a ZIF-67@LDHs electrode material applied to a supercapacitor and a preparation method thereof. The electrode material has a core-shell structure, the core structure is a metal organic framework material, and the shell structure is layered double hydroxides LDHs. The method comprises the following steps: adding trivalent metal ions M<3+> and divalent metal ions M<2+> into deionized water, carrying out ultrasonic dissolution, adding urea and ammonium fluoride (NH4F), stirring to obtain a precursor solution, transferring the precursor solution into a high-pressure reaction kettle, reacting at 120-140 DEG C, cooling, carrying out ultrasonic treatment, filtering, washing with deionized water, adding into deionized water again, carrying out ultrasonic treatment, filtering, drying to obtain an LDHs material; adding an LDHs material into a methanol solution, carrying out ultrasonic treatment for 40-60 minutes to obtain a mixed solution I, adding 2-methylimidazole into the methanol solution, carrying out ultrasonic dissolution to obtain a solution II, adding the solution II into the mixed solution I, carrying out magnetic stirring for 5-8 hours, centrifuging, filtering, and respectively washing with methanol and deionized water to obtain the ZIF-67@LDHs material.

The invention discloses a method for recycling lithium in a waste power lithium battery. The method comprises the following steps of pretreatment: specifically disassembling, crushing and sorting thewaste power lithium battery under the protection of inert gas in a closed state to obtain waste battery powder; high-temperature calcination: specifically adding additives to the waste battery powderfor high-temperature calcination; mechanical activation and water leaching: specifically adding activating agents to the waste battery powder subjected to high-temperature calcination, and carrying out mechanical activation, water leaching and solid-liquid separation to obtain lithium-containing leachate; and evaporative crystallization: specifically carrying out evaporative crystallization on theobtained lithium-containing leachate to obtain a lithium hydroxide product. By adopting the method, the yield of the metal lithium in the whole treatment process reaches 90% or above.

The invention discloses an environment-friendly express box with compression-resisting and shock-absorbing functions. The express box comprises a box body and an upper cover, wherein a layer of honeycomb paperboard is arranged at the inner top of the upper cover; a plurality of square shock-absorbing columns are closely arranged inside the box body; each shock-absorbing column comprises a hollow external column, a hollow internal column and a spring buckle; the upper and lower ends of each hollow external column are both open; the lower end of each hollow external column is fixed at the inner bottom of the box body; the lower end of each hollow internal column is open; the upper end of each hollow internal column is enclosed; each spring buckle is arranged in the corresponding hollow internal column; each hollow internal column is arranged together with the corresponding spring buckle in the corresponding hollow external column; and the upper end of each spring buckle is propped against the inner top of the corresponding hollow internal column. The express box provided by the invention is relatively low in cost, adopts the design that the spring buckles are integrated with the honeycomb paperboard, has the excellent compression-resisting and shock-absorbing effects, and can be used for packaging and protecting irregular fragile objects. The above advantages mean that the express box has a relatively good market. The express box accords with the concept of environment-friendly development because all the components except the spring buckles are made of paper.

The invention provides a method for one-step synthesis of a ZSM-5 molecular sieve in a solid phase system, which is characterized by comprising the following steps: uniformly mixing a silicon source,an aluminum source, a mineralizing agent, an alkali source and a template agent, crystallizing the mixture at the crystallization temperature of 100 DEG C and 180 DEG C for 6-48h, and washing and drying the obtained product to obtain the ZSM-5 molecular sieve. The preparation process only relates to grinding and mixing of the raw materials, the steps of stirring, aging and the like required in thehydrothermal synthesis process are not needed, no solvent is added, a sample can be obtained by directly grinding and mixing at a certain temperature for a certain period of time, the utilization rate of the raw materials and the product yield are greatly improved, seed crystals do not need to be added to induce crystallization in the crystal forming process, the product crystallization rate is high, and the crystal form is good.

The invention belongs to the technical field of building materials, and particularly relates to a noise-reduction heat-insulation wall material, a preparation method thereof, a noise-reduction heat-insulation building block and a manufacturing method thereof. The method comprises the following steps: 1) preparing raw materials; 2) mixing aggregates, graphene oxide, cement and silica fume to obtaina mixture A; 3) successively adding a water reducing agent, a binder, an activating agent and water of which the mass is 30-40% of the mass of the cement in the mixture A, and stirring and mixing toobtain mixed slurry B; 4) processing crop straws into a straw frame; 5) pouring the mixed slurry B in a mold and carrying out pouring, placing the straw frame obtained in step 4) in the mold in the pouring process, demolding and then maintaining to obtain the final product. Main raw materials of the noise-reduction heat-insulation wall material are construction wastes, the problem that the construction wastes are difficult to treat is solved, and resourceful utilization of wastes is realized. By gap structures between the straws and the aggregates, a sound wave transmitting distance is lengthened, repeated refraction is carried out, energy of sound wave is weakened, and a noise-reduction effect is good.

The invention discloses a vegetable meat meal replacement bar with satiety and meal replacement effects. The vegetable meat meal replacement bar comprises the following raw materials: purified water,a vegetable tissue protein, vegetable protein powder, konjaku flour, carrageenan, carboxymethyl cellulose, chitosan oligosaccharide, mulberry leaf powder, salt and mixed spices. The invention furtherdiscloses a preparation method which comprises: firstly, soaking the dried vegetable tissue protein with water until the dried vegetable tissue protein is soft, and then carrying out filamentization processing; then uniformly mixing the raw material obtained after filamentization processing, adding the purified water, the plant protein powder, the konjaku flour, the carrageenan, the carboxymethylcellulose, the chitosan oligosaccharide, the mulberry leaf powder, the salt and the mixed spices to carry out mixing stirring processing; and finally, carrying out film pressing, bagging, vacuumizingand sealing on the materials after mixing stirring processing, and finally, carrying out sterilization processing. The vegetable meat meal replacement bar with the satiety and meal replacement effects, which is disclosed by the invention, is balanced in nutrition, has an obvious effect in the aspect of satiety, has a meat flavor and taste, and meets demands of people for meat foods.

The invention belongs to the technical field of auxiliary materials of building materials, and provides solid-waste-based high-strength unfired fly ash ceramsite and a preparation method thereof in order to solve the problems that ceramsite prepared from single fly ash is low in strength, cost is increased as the strength of fly ash ceramsite needs to be increased at present and the like in the prior art. The strength of the prepared fly ash ceramsite in the invention reaches 10-14 Mpa. The preparation method comprises the following steps: mixing fly ash, attapulgite, cement, silica fume and diatomite according to a mass ratio of 70: 10: 10: 5: 5, and adding a sodium hydroxide solution accounting for 20-25% of the total mass of the mixed raw materials, a hydrogen peroxide solution accounting for 0.5-5% of the total mass of the mixed raw materials and water glass accounting for 5% of the total mass of the mixed raw materials. According to the invention, the problem of low strength of fly ash serving as concrete aggregate is solved; and the problem that fly ash powder is not easy to recycle as a sewage filter material is solved, and the adsorption performance of common unfired fly ash ceramsite is improved.