176results about How to "Protect the living environment" patented technology

The invention discloses a recycled aggregate medium-dry hard concrete prepared by using building waste, which comprises the following raw materials of coarse aggregate, fine aggregate, a gelatinizing agent, a water reducing agent and water, wherein the gelatinizing agent comprises cement and coal ash, and the coarse aggregate comprises 50-100 percent of recycled coarse aggregate prepared from thebuilding waste. A preparation method of the recycled aggregate medium-dry hard concrete comprises the following steps of: pretreating the building waste, removing impurities, remaining waste concrete, waste bricks and the like; crushing and screening to prepare the recycled coarse aggregate; mixing the recycled coarse aggregate, natural sand, cement and water according to the proportion, adding the coal ash and the water reducing agent, stirring uniformly to obtain a mixture; and squeezing and forming the mixture, curing for 2 days to obtain the recycled aggregate medium-dry hard concrete. The invention solves the problems of worsening ecological environment and the like caused by difficulty in treating the building waste; and the building wastes are used for manufacturing the recycled aggregate for replacing natural aggregate, the increasingly deficient natural aggregate and damage degree to the ecological environment are reduced, and the living environment of human beings is protected. The recycled aggregate medium-dry hard concrete prepared by using the method has high strength and high abrasive resistance, and can be used for building base installations such as city roads, housing constructions and the like.

The invention discloses a utilizing method and system of energy-saving printing and dyeing water through circulated waste heat, which comprises the following parts: refrigerator, technical manufacturing equipment, waste water mixing pond, waste water source heat pump set, hot water pond and biochemical disposing pond, wherein the technical manufacturing equipment drains the clean water into waste water mixing pond, which heats cool water in the waste hot pond after pumping the hot water by hot water source pump set; the hot water supplying pump pumps the water into technical manufacturing equipment, which forms circulating system.

An energy saving system utilizing neat accumulation of solar energy phase transition to provide complete heat recovery air is featured as utilizing heat collector of solar energy to convert solar energy to be hot water, utilizing phase transition heat accumulation unit to accumulate solar energy and to change solar energy to be heat energy by using hot water as heat media, utilizing air /water heat exchanger to heat air being completely heat- recovered by complete heat-recovery heat exchanger then sending heated air to air-conditioning room.

The invention discloses a sludge environmental protection block and relates to a building block. Present blocks are clay or cement and bath brick. Chamotte brick needs a lot of clay. A lot of fine fields will be destroyed, cement-bath brick will destroy massif and river, and disasters are brought to humans. Therefore, both clay and sand should not be used as a brick-making material. Furtherly, a lot of sludge left after sewage treatment is not effectively utilized. The invention provides the environmental protection block with sludge used as a raw material. The formula of the environmental protection block contains: by weight, 18-25 parts of portland cement, 0.5-1.5 parts of expanded perlite, 25-35 parts of sludge, 8-12 parts of pulverized limestone, 30-40 parts of small broken stone, 5-12 parts of building garbage, 0.5-1 part of foamed plastic fragments and 1-3 parts of industrial fiber. The invention relates to the green industry for environmental protection, and has beneficial effects of excellent product performance, multi-purposes, simple manufacturing industry, energy conservation, low cost and the like.

The invention relates to a weight management system, in particular to a remote weight management system and a garbage management system based on the same. The remote weight management system comprises a weight bearing unit and a remote management terminal; a weight measuring device, a control box and a storage battery connected with the weight measuring device and the control box are arranged in the weight bearing unit; an integrated circuit plate is arranged in the control box; a signal acquisition module, a GPS positioning module, a micro control single-chip microcomputer and a signal sending module are arranged on the integrated circuit plate; an SIM card is connected with the integrated circuit plate; the remote management terminal comprises a computer processing device and a signal receiving module corresponding to the signal sending module. Through the remote weight management system, GPS positioning and wireless communication network are utilized; external weight is acquired and managed promptly and instantly through the remote management terminal; the remote weight management system is very suitable for an occasion requiring remote weight collect or manage, for example, a fishing match, and particularly suitable for garbage management.

The invention discloses a method for treating rural wastewater, which comprises the following steps: pretreating of the wastewater through a grating and an oil separating tank, denitrifying and dephosphorizing through anaerobic-anoxic-aerobic-membrane bioreactor process, further purifying of the wastewater in a wetland treatment system and wastewater emission after reaching standards, thereby protecting the living environment and body health of farmers.

The invention provides a curing method used for radioactive nuclear waste simulation matter, which is characterized in that the method comprises the steps as follows: SiO2, ZrO2, and Eu2O3 or CeO2 are taken as raw material and compounded, grinded, dried and calcinated for 20-25h under the temperature of 1400-1600 DEG C so as to prepare a solidified body which takes the zircon as the substrate. The preparation method of the invention has the advantages of simple method, easy operation, short production period, high production efficiency, and uniform solidified body microstructure with higher crystallinity; the method of the invention is a new effective curing method provided for processing the radioactive nuclear waste and can be widely used for the processing of the radioactive nuclear waste exhausted by corresponding fields such as nuclear industry, etc.

The invention belongs to the technical field of ceramic materials and particularly relates to an anti-static antimicrobial ceramic tile prepared from coal ash and a preparation method of the anti-static antimicrobial ceramic tile. The anti-static antimicrobial ceramic tile comprises a blank body and a glaze layer, wherein the blank body is prepared from the following raw materials: Laizhou feldspar, Laiyang soil, scorched gems, talc, coal ash, Shahe porcelain stone and composite conductive powder, wherein the composite conductive powder consists of iron oxide and anti-static materials; and the glaze layer is prepared from the following raw materials: potash feldspar, soda feldspar, dolomite, burnt talc, alumina, quartz, clinker, kaolin, anti-static materials and an antibacterial agent for ceramic glaze. The anti-static antimicrobial ceramic tile prepared from coal ash has the excellent performance of ceramic floor tiles and is strong in decoration and durable. Furthermore, the anti-static antimicrobial ceramic tile further has the functions of resisting static electricity and inhibiting and killing bacteria, is capable of eliminating static electricity and has the effects of promoting human health and protecting living and working environments.

The invention discloses textile printing and dyeing wastewater treatment equipment, which includes a filtration tank and a reaction tank. The reaction tank is located on the right side of the filtration tank, the left side of the filtration tank top is equipped with a water inlet, a first filter plate is fixedly connected to the inner cavity of the filtration tank transversely, the left side of the reaction tank is fixedly connected to a water pump, a water inlet pipe of the water pump runs through the inner cavity of the filtration tank and is communicated with a water duct, the bottom of the water duct runs through the first filter plate and extends to the bottom of the first filter plate. The invention solves the problem that the reaction tank in existing textile printing and dyeing wastewater treatment equipment cannot realize stirring, the textile printing and dyeing wastewater treatment equipment has the advantage of high stirring efficiency of the reaction tank, enables full reaction of wastewater in the reaction tank with reactants under stirring, thus reaching the effects of rapid wastewater treatment, up-to-standard emission of the treated wastewater, and protection of people's living environment.

A majority of detection devices for detecting quality of indoor air, in particular toxic gas, are specialized instruments at present. These specialized instruments are expensive in price, inconvenient for carrying, not suitable for use of occasions with specific requirements or residential houses, and have no generality. On the other hand, a few apparatuses are gradually eliminated to cause waste of designs and resources due to single function. Owing to the above factors, a multifunctional portable air quality monitor based on an AVR (Automatic Voltage Regulator) single chip is designed. The monitor can provide two modes to monitor indoor gas concentration according to different requirements besides monitoring and detecting indoor temperature and humidity, alarm when the gas concentration is overproof (as to toxic gas or combustible gas) or lower than the standard (as to normal gas or gas required in special occasions), and prompt the user to pay attention to ventilating or detect air condition in the environment. In addition, the monitor has expansibility, so that the user can install various different gas sensors according to requirement, and set the sensor parameters according to an explanation of the apparatus and the monitor automatically identifies a new sensor. The monitor can be used for monitoring various different gases (in particular, toxic gas or flammable gas) because of the expansibility, and is suitable for various different occasions such as living rooms, workshops, mines, outdoors and the like.

The invention relates to a regenerated concrete core shear wall provided with precast common concrete outside plates and a processing method thereof. The structure of the shear wall is divided into three layers along the thickness direction, wherein an intermediate layer is a cast-in-situ regenerated concrete layer (2), and an upper surface layer (1) and a lower surface layer (1) are the precast common concrete outside plates; a horizontal reinforcement (3) and a vertical reinforcement (4) are arranged inside the precast common concrete outside plate layers on both sides; one end of a bonding reinforcement (5) is bound on a reinforcement mat, and the other end of the bonding reinforcement (5) is extended into the regenerated concrete layer; the length of the bonding reinforcement (5) is the thickness of the regenerated concrete layer; the horizontal reinforcement and the vertical reinforcement are extended out of the precast common concrete outside plates (1), and the length of the horizontal reinforcement and the vertical reinforcement is more than the reinforcement anchoring length; and the precast common concrete outside plates (1) are taken as templates of reinforced concrete members, cast in situ with regenerated concrete (2) in the middle, and combined into a whole. The shear wall and the processing method thereof solve the problem of damage of the ecological environment due to increasing shortage of natural aggregate and mining of a large quantity of sandstones.

An efficient boiler flue gas treatment device comprises a treatment box, a left chamber and a right chamber. The treatment box is internally provided with the left chamber and the right chamber. The top end of the left chamber is connected with the top end of the right chamber through a bent gas conveying pipe. A gas inlet pipe is arranged at the bottom end of the left chamber, a cooling cavity is formed at the bottom end in the left chamber, and the bottom end of the cooling cavity is connected with the gas inlet pipe. The upper end of the cooling cavity is connected with a front filtering cavity through a flue gas conveying pipe. The upper end of the front filtering cavity is connected with a rear filtering cavity through a flue gas conveying pipe. A denitration cavity is formed at the upper end in the right chamber. The top end of the denitration cavity is connected with the rear filtering cavity through a bent gas conveying pipe. The upper right end of the denitration cavity is connected with a desulfuration cavity at the lower end through a ventilation pipe, the desulfuration cavity is internally provided with a spraying device, the lower end of the desulfuration cavity is connected with a circulating desulfuration liquid box through a liquid discharge pipe, and the circulating desulfuration liquid box is connected with the spraying device. The efficient boiler flue gas treatment device can effectively achieve cooling, dust removal, denitration and desulfuration treatment of boiler flue gas, and is high in purifying efficiency and good in purifying effect.

The invention discloses a preparation method of porous spongy graphene. The preparation method comprises the following steps: putting graphite powder into a reaction vessel, adding concentrated sulfuric acid, sufficiently stirring and uniformly mixing, then adding ammonium persulfate, oxydol and thiocarbamide, and reacting at normal temperature to obtain spongy graphene; and putting the obtained spongy graphene in deionized water, soaking, and drying to obtain the porous spongy graphene. According to the invention, the porous spongy graphene is prepared from the graphite, concentrated sulfuric acid, ammonium persulfate, oxydol and thiocarbamide which are used as raw materials, wherein the ammonium persulfate and oxydol H2O2 can be decomposed to release ammonia gas and other gas in the reaction process, and some nitrogen/oxygen functional groups can be inserted between graphite layer molecular structures, so that the surface structure of the graphene is changed, thereby achieving high porosity and adsorption rate, being capable of adsorbing and eliminating pollutants in sewage, improving water quality of underground water, surface water and sewage, and protecting living and working environments; and the porous spongy graphene can adsorb various kinds of dye, oil and organic solvent.

The invention discloses an environmental-friendly cleaning vehicle for roads. The environmental-friendly cleaning vehicle comprises a carrier, wherein a connecting plate is fixedly connected to the lower end of the carrier. The environmental-friendly cleaning vehicle for roads disclosed by the invention is simple in structure; and an external power source is switched on, and a motor is started, sothat an arc bevel gear is driven to rotate, a twisting rod vibrates up and down, further second mounting blocks rotate under the limiting effect of third supporting rods, extruding rods are continuously extruded up and down by a second rotating disk, under the effect of second springs, brushes vibrate, the contact area of the brushes and a road surface is increased, and the cleaning effect is improved. In addition, a first mounting block horizontally rotates, so that a first supporting rod horizontally rotates under the limiting effect of a second annular sliding groove, and a dust collectorhorizontally rotates; and the dust collector is started, so that the dust suction area is increased, dust is sucked in time, the road surface is completely cleaned, and the living environment of people is protected.

The invention discloses an industrial wastewater treatment system comprising a wastewater storage groove (1), a corrosion resisting water pump (3), a filtering column (4), a first exchanging column (2) and a second exchanging column (7), which are connected in sequence according to a treatment flow, wherein the filtering column (4) is filled with resin white ball filtering mediums (8); the first exchanging column (2) and the second exchanging column (7) are internally provided with ion exchange resin filtering devices (9); and water inlets of the first exchanging column (2) and the second exchanging column (7) are connected with a regenerated liquid groove (5) through a combined valve pipeline (6). According to the industrial wastewater treatment system disclosed by the invention, opposite ions on active genes of ion exchange resin and same ions in a solution are subjected to position displacement, and heavy metals including chromium, copper, cadmium, zinc, gold, silver, palladium, platinum, rhodium, nickel and the like in electroplating wastewater and substances with greater toxin can be treated; and resin can be repeatedly used so that a lot of cost is saved.

The invention discloses a road roadbed material containing municipal sludge residues. The road roadbed material comprises gel materials and auxiliary materials, wherein the gel materials comprise, inpercent by mass, 75-100% of the municipal sludge residues and 0-25% of cement, and the auxiliary materials comprise 0-30% of sand, 8-20% of lime and 25-50% of water based on the mass percentages of the components of the auxiliary materials in the total mass of the gel materials. The municipal sludge residues are prepared through the step of performing pyrolysis on pretreated municipal sludge in anitrogen atmosphere at 300-900 DEG C so that the municipal sludge residues are obtained. The prepared roadbed material can be applied to road construction, the road quality is improved, and meanwhilethe budget of road construction is reduced; and furthermore, a new way is provided for resource recycled utilization of an increasing amount of municipal sludge, so that waste recycled utilization isachieved, and the living environment is protected.

The invention relates to the technical field of synthetic leather, in particular to a manufacturing method of a leather material. The environment-friendly leather is prepared through compounding a polyurethane coating based on environment-friendly paper. The polyurethane coating is compounded on the environment-friendly paper through coating or release paper transferring, thereby obtaining the environment-friendly leather. The manufacturing method has the advantages of simple process and easy implementation. Moreover, no gas harmful to the human body is generated during the manufacturing process. Therefore, the manufacturing method achieves effects of energy conservation and emission reduction, has high social benefits and economic benefits, and helps promote the development of social environmental activities and the protection of the human living environment. The environment-friendly leather produced according to the method has the advantages of no toxicity, recyclability and easy decomposition, and can be oxidized and decomposed within a short period in the sunlight, ultraviolet rays and other natural environments with the sun and rain, and then return to the earth without generating any toxic gas or polluting any water source.

The invention relates to a crushing device, in particular to a multi-stage crushing device for a computer case. In order to solve the technical problems, the invention provides the multi-stage crushing device for the computer case, and the multi-stage crushing device can recycle a waste computer case and performs multi-stage crushing. The multi-stage crushing device for the computer case comprises a crushing box, a feeding hopper, a first bearing base, a first rotary rod, a spiral rod, a crushing knife and the like, wherein the left side of the top of the crushing box is connected with the feeding hopper; both the left wall and the right wall of the crushing box are uniformly connected with first bearing bases; first rotary rods are connected on the first bearing bases; screws are connected on the first rotary rods; and the first rotary rods are uniformly connected with the crushing knife. According to the multi-stage crushing device, the crushing box is firstly arranged, so that the waste computer case is introduced into the crushing box, and the crushing box is used for performing multi-stage crushing on the waste computer case; and a first filter screen with a plurality of screening purposes is used for filtering chippings.