146results about How to "With air purification function" patented technology

The invention discloses a ceiling with an indoor air purification function comprising a heat-insulating and noise-reducing layer (1), a contaminant absorption layer (2) and an air purifying layer (3) sequentially from interior to exterior. The heat-insulating and noise-reducing layer is a foam glass ceramic board, the contaminant absorption layer is an inorganic mineral coating with an absorption function, and the air purifying layer is a photocatalyst coating. According to the indoor ceiling with the air purification function, by means of factorial production, the foam glass ceramic board with fireproofing, heat-insulating and noise-reducing functions, the aqueous mineral coating with the function of contaminant absorption and the photocatalyst coating with the air purification function are compounded, the indoor air-purifying ceiling is obtained, and using function compounding, construction mounting component basing and construction system integration of environment-friendly building materials are realized.

The invention relates to a wood plastic material and particularly relates to a micro-foaming wood plastic composite sheet and a preparation method thereof. The method provided by the invention comprises the following steps: evenly mixing polyvinyl chloride, nano-montmorillonite, calcium carbonate powder, white oil, a heat stabilizer and mica powder are uniformly stirred; and then carrying out extruding pelletization to obtain modified plastic particles; and then uniformly stirring the modified plastic particles with wood meal, azobisformamide, a foaming regulator, chlorinated polyethylene andan ultraviolent absorbent, and performing extrusion and foaming formation to obtain the micro-foaming wood plastic sheet. The micro-foaming wood plastic sheet has high degree of mechanization and lowcost, is lower in density, less in plastic amount and more environmentally-friendly compared with plastic sheets, is lower in density and higher in impact strength compared with other wood plastic materials, is lower in weight and cost and more convenient in installation and maintenance compared with gypsum boards, aluminum pinch plates and the like, and also has an air purification function. Themicro-foaming wood plastic sheet can be manufactured into products, such as photo frames, picture frames, skirtings, hangers and pinch plates and the like, and is widely applied to plenty of occasions, such as halls, guest houses, small offices and the like.

The present invention relates to an LED light bulb with the air purification function, and comprises a bulb shell, and a heat radiation seat and a power-source component, which are arranged inside the bulb shell, and a LED luminescent body that is arranged on the heat radiation seat and is connected with the power-source component, and is characterized in that the upper part and the lower part of the bulb shell are provided with an upper air hole and a lower air hole; the inner part of the bulb shell that is arranged between the upper and the lower air holes is provided with a gas passage that is communicated with the upper and the lower air holes and is used for the flowing of the air, and the heat radiation seat is fixed on the lower part of the gas passage; and also comprises an anion generator that is firmly arranged inside an installation box and inside the gas passage over the heat radiation seat. An anion generator is arranged inside the bulb shell, while the air convection flow is occurred between the upper and the lower air holes of the bulb shell, the anion that is generated by the anion generator is sent out of the bulb shell, thereby realizing the function of air purification and playing the role of ideal healthcare.

The invention discloses a preparation method of wallpaper with air purification function, belonging to the technical field of wallpaper. In the present invention, tetrabutyl titanate is used as titanium source to prepare nano-titanium dioxide, and then ethyl orthosilicate is used as silicon source to form nano-silicon dioxide film coated on the surface of nano-titanium dioxide, and then it is mixed with diatomaceous earth, tourmaline, Polyvinyl alcohol, etc. are ground and prepared into a coating solution, and finally the coating solution is coated on the surface of non-woven paper, and then embossed and dried to obtain a wallpaper with air purification function. The present invention uses diatomite, cellulose ether, and wood fiber as the matrix of the coating liquid, which can efficiently absorb free formaldehyde in the air, and then catalyzes and decomposes the negative ions generated by modified nano-titanium dioxide and tourmaline to achieve formaldehyde removal. and purify indoor air.

The invention discloses a flowerpot fixing device having an air purifying function. The flowerpot fixing device comprises an outer supporting housing and a repair cover, wherein a fixing groove is formed in the upper end of the outer supporting housing, a supporting table is installed in the fixing groove and is connected with a rack rod through a supporting rod penetrating-fixing groove, the lower end of the supporting table is connected with the fixing groove through a second compression spring, the rack rod is connected with a threaded rod through a gear, two ends of the threaded rod are connected with the outer supporting housing through bearings, connecting rods are connected to outer sides of two ends of the threaded rod, and clamping plates are connected to the outer ends of the connecting rods. The flowerpot fixing device having the air purifying function can make the clamping plates on the left side and the right side of a flowerpot close to each other under the gravity effectof the flowerpot so as to clamp and fix the flowerpot, the larger the mass of the flowerpot is, the tighter the flowerpot is clamped, and the flowerpot fixing device has the air purifying function tofacilitate air pollution reduction and can facilitate repair performed by maintenance workers.

The invention discloses an air conditioner with an air purification function, and relates to the technical field of air conditioning. The air conditioner is invented for solving the problem that the function of an air conditioner is single in the prior art. The air conditioner with the air purification function comprises a shell; an air inlet and an air outlet are formed in the shell; an air conditioning assembly and an air purification assembly are arranged in the shell; the air conditioning assembly comprises an air conditioning duct which is internally provided with a first fan and a heat exchanger, and the air conditioning duct communicates with the air inlet and the air outlet; and the air purification assembly comprises an air purification duct, and the air purification duct is internally provided with a second fan and an air filter screen and communicates with the air inlet and the air outlet. The air conditioner with the air purification function is used for indoor air adjustment.

The invention relates to the field of household appliances, in particular to an air conditioner with an air purifying function and mainly aims to solve technical problems of operation complexity and low efficiency due to requirement of filter screen replacement in switching between an air conditioning function and a purifier function of an existing air conditioner. The technical scheme mainly includes that the air conditioner with the air purifying function comprises an air inlet panel, air baffles and air purifying parts. The air inlet panel is provided with first air inlets and second air inlets; the air baffles are capable of moving relative to the air inlet panel, the first air inlets are open when the air baffle move to a first position, and thus air is enabled to enter the air conditioner through the first air inlets; the first air inlets are closed when the air baffle move to a second position, and thus air is enabled to enter the air conditioner through the second air inlets. The air purifying parts are arranged at the second air inlets and used for purifying and filtering of air flowing into the second air inlets. The air conditioner has advantages that air purification can be realized, and air loss can be reduced in realization of the air conditioning function.

The invention relates to a diatomite decoration tile. The diatomite decoration tile comprises a base layer and an outer layer, wherein the outer layer is a plastic layer; the base layer comprises the following components in percentage by weight: 20-35 percent of diatomite, 45-60 percent of coarse whiting, 1-3 percent of plant fibers, 3-8 percent of white cements, 0.5-2 percent of nanometer titanium dioxide, 1-3 percent of negative oxygen ions and 2-5 percent of mineral pigments; the plastic layer material is PVC, PE or PP. The diatomite decoration tile is prepared from diatomite materials having an air purification function, any harmful substances are not included, and the diatomite decoration tile also has functions of adsorbing and decomposing harmful gas and has a high air humidity regulation function; moreover, the diatomite materials can be made into products with different shapes such as decoration tile and mosaics; meanwhile, the plastic layer is adhered outside the decoration tile, and various colors of the plastic layer can be provided.

The invention discloses a flexible face brick with an air purification function and a preparation method thereof. The flexible face brick comprises a flexible face brick body and a self-cleaning coating, wherein the self-cleaning coating comprises the following components: 20-40 parts of a modified acrylate emulsion, 15-35 parts of nano TiO2 hydrosol and 15-35 parts of nano SiO2 hydrosol; and the flexible face brick body comprises the following components: 8-15 parts of an emulsion, 5-10 parts of kaolin, 15-25 parts of heavy calcium carbonate powder, 5-20 parts of cement, 5-15 parts of anion powder, 40-50 parts of silica sand, 0.1-1 part of an inorganic pigment and 10-20 parts of water. The preparation method of the flexible face brick is simple, energy-saving and environment-friendly, and the prepared flexible face brick can continually release anions in a long-acting manner to effectively adsorb tiny particles, peculiar smell and toxic gases in air. Ttunnelhe peculiar smell and the toxic gases are decomposed under the photocatalysis action of nano TiO2 in the coating, and the coating has an excellent self-cleaning function. Therefore, the flexible face brick is an ecological building material with the air purification function and the decoration function.

The invention discloses a dustproof heat-dissipating wireless charger which is characterized in that the charger (1) includes a casing (3) and a charging column (4). The charging column (4) projects from the casing (3). A first winding (5) is arranged on the charging column (4) in a winding manner. A charging hole (6) which penetrates a charging body (2) is arranged in the charging body (2). A second winding is arranged in the charging hole (6) in a winding manner. A plurality of heat-dissipating holes (8) are arranged in the side walls of the casing (3). A heat dissipating device (9) and a temperature sensor (10) are arranged in the casing (3). The outer parts of the heat dissipating holes (8) are provided with a dustproof net layer (12), an activated-carbon absorption layer (13) and a kieselguhr absorption layer (14) sequentially from inside to outside. The dustproof heat-dissipating wireless charger is simple in structure, low in cost and great in heat dissipating and dustproof effects, and has an air purification function.

The invention discloses a multifunctional healthy and intelligent clothes nursing machine, which comprises a heat preservation cabinet body, wherein a clothes nursing cavity is arranged inside the heat preservation cabinet body, a drying and nursing component is arranged in the clothes nursing cavity, a clothes hanging rod is arranged on the top part, the clothes nursing cavity is internally provided with a sterilization and disinfection component, a perfume component and a heating component, wherein a net fence is arranged at the bottom of the clothes nursing cavity; compared with a prior clothes ironing mode or an ironing machine, the clothes nursing machine is more efficient, safe, quick and convenient, and has the functions of sterilization and disinfection, health perfuming function and air purification function. The bacteria and viruses on the clothes can be killed in all directions without a dead angle. The foreign taste can be effectively removed, the clothes can be added withperfume, air purification can be carried out on a clothes cabinet and a room, formaldehyde, benzene, PM2.5, second-hand smoke and dust can be removed, the problems in the prior are solved, a multifunctional and multi-purpose novel modern electric product is provided.

Ventilating system including a case mounted on a ceiling of a room, an inlet in a bottom surface of the case, and an outlet in a side surface of the case, a partition for dividing the case into an upper space, and a lower space, a fan in the upper space of the case, for drawing room air through the inlet, and discharging through the outlet, a filter assembly at the outlet for purifying air being discharged to the room, a first duct in communication with the upper space of the case for guiding outdoor air into the case, and a second duct in communication with the lower space of the case for guiding the room air introduced into the case to an outside of the room, thereby providing a ventilating system having an air purifying function.

The invention discloses heat-insulating plastering gypsum for a building interior wall and a preparation method thereof and relates to the technical field of plastering gypsum. The heat-insulating plastering gypsum comprises 55-75 parts of desulfurized gypsum, 20-30 parts of natural gypsum, 15-20 parts of cement, 15-20 parts of heat-insulating filler, 10-15 parts of modified heavy calcium carbonate, 10-15 parts of plant source additive, 5-10 parts of rubber powder, 5-10 parts of modified expandable graphite and 7-12 parts of auxiliary. The preparation method includes: pretreating the natural gypsum. The heat-insulating plastering gypsum is used for being brushed on the building interior wall, is excellent in heat-insulating performance and has high adhesiveness, and a coating is free of shrinking and cracking and less prone to shedding.

The invention discloses a material with an air purification function and a preparation method thereof. The material comprises the following raw materials in parts by weight: 10-20 parts of modified attapulgite, 25-45 parts of a modified attapulgite formaldehyde adsorbent, 30-50 parts of a negative ion release agent, 15-25 parts of diatomaceous earth, 7-15 parts of powdered activated carbon, 6-14 parts of nano-TiO2, 4-10 parts of expanded perlite, 2-5 parts of redispersible rubber powder, 15-35 parts of polyethylene glycol and 3-7 parts of cellulose ether. The material with the air purificationfunction provided by the invention has advantages of high purification efficiency, long continuous purification time and large adsorption quantity, and can release negative ions, further improve airpurification effect and improve people's living environment at the same time.

The invention relates to a diatomite decorative material, which comprises following components with proportioning by weight: diatomite 20-35%, ground calcium carbonate 40-60%, nano ceramic crystal 2.5-5 parts, plant fibers 1-3%, white cement 3-8%, nanometer titania 0.5-2% and negative oxygen ion materials 1-3%. The diatomite decorative material is made from diatomite materials with air purifying function, does not contains any hazardous substances, further has the functions of adsorption and decomposition of hazardous substances, has extremely strong air humidity adjusting function, can be directly mounted on walls, an dalso can be made into different shapes of products such as decorative bricks and mosaics and the like.

The invention discloses a table body for a computer with an air purifying function, and relates to the technical field of computers. The table body comprises a case, fixed plates are fixedly connected to one side of the bottom inside the case, air blowers are fixedly connected to the tops of the fixed plates, an air supplying pipeline is communicated with an air outlet of the air blowers through a ventilation pipeline, a dedusting filtering net is arranged at the left side of the air supplying pipeline, a host is arranged at the left side of the dedusting filtering net, a humidifying device is fixedly connected to the left side of the host, the air outlet is fixedly connected to the side, away from the fixed plates, of the inside of the case, and is internally provided with electric fans, a computer table is fixedly connected to the top of the case, and a lifting device is arranged inside the computer table. Through the arrangement of the humidifying device and the lifting device of a monitor, the purpose of cooling the case and purifying air is achieved, the indoor air quality is improved, and the tabletop is cleaner, tidier and more attractive.

The invention provides a street lamp pole with an air purification function. The street lamp pole comprises a hollow lamp pole and a circuit board which is arranged in the lamp pole, wherein an exhaust fan is arranged in the lamp pole and is connected in parallel with a circuit board power supply in the lamp pole through an electromagnetic valve; the lamp pole is provided with an air inlet and an air outlet; the air inlet is formed in the lower side of a smoke extractor; the air outlet is formed in the upper side of the smoke extractor; a dust filter housing is arranged on the inner walls of the air inlet and the air outlet. According to the street lamp pole with the air purification function, the problem that air cannot be purified by the existing street lamp pole is solved, and negative ions are produced while air is purified, so certain guarantee is brought to health of people.

The invention discloses glass curtain wall energy-saving paint and a preparation method thereof, and relates-the technical field of energy-saving materials, the glass curtain wall energy-saving paint includes the following raw materials: 65-75 parts of modified waterborne epoxy resin, 45-55 parts of a thermal insulation filler, 20-25 parts of antibacterial powder, 20-23 parts of an ultraviolet absorbent, 15-17 parts of nano titanium dioxide, 10-15 parts of an additive and 70-80 parts of water. The glass curtain wall energy-saving paint has the advantages of coating uniformity, strong adhesion, good weatherability and good insulating performance, can effectively reduce the glass heat transfer coefficient, and is heat and ultraviolet radiation-blocking, thereby reducing energy consumption and light pollution to play an indoor and outdoor energy-saving role.

The invention relates to wood-plastic composite materials, in particular to a nano modified wood-plastic composite plate and a preparation method thereof. The preparation method includes stirring polyvinyl chloride plastic particles, tribasic lead sulfate, nano kaolin, talcum powder, terpene resin, polyolefin elastomer, butyl stearate and oxidic polyethylene, then extruding and pelleting to obtain modified plastic particles; mechanically stirring and mixing the modified plastic particles, azodicarbonamide and wood powder again, and then melting, mixing, extruding and foaming by an extruder to obtain the nano modified wood-plastic composite plate. The nano modified wood-plastic composite plate is convenient to produce and manufacture, is high in mechanization degree and low in required labor during production and low in production cost, and further, is low in plastic usage, environment-friendly, low in density, excellent in impact resistance, long in service life and convenient to mount and maintain, has a certain function of air purifying, and can be widely applied to places such as high-end buildings, homes and offices.

The invention relates to an intelligent traffic guardrail with an air purifying and cooling function. The intelligent traffic guardrail with the air purifying and cooling function comprises two struts, two bases, a first cross plate and a second cross plate and further comprises a purifying mechanism and a cooling mechanism; the purifying mechanism comprises a swinging assembly, an air extractingassembly, a purifying assembly and an air outlet assembly; the swinging assembly comprises a driving unit, a connecting rod and two swinging units; the purifying assembly comprises a water storage tank, an air inlet pipe, an air outlet pipe and a nozzle; and the cooling mechanism comprises a communication pipe, a water storage box, a water extracting assembly and a nozzle. According to the intelligent traffic guardrail with the air purifying and cooling function, through adoption of the purifying mechanism, the air on a road can be purified to prevent dust on the road from flying to affect thetravel of people; through adoption of the cooling mechanism, water can be sprayed to the road to prevent the ground temperature of the road from being over-high to damage the pavement and increase the maintenance cost; and therefore, the practicability and functionality of the traffic guardrail are improved; and by collecting rainwater to purify the air and cool the road, the environmental protection property of the traffic guardrail is improved.

The invention provides a permeable pavement with an air purifying function and a preparation method thereof. The permeable pavement comprises an upper layer pavement and a lower layer pavement. Raw materials of the upper layer pavement comprise, by weight, 5-95 parts of coarse aggregate, 1-5 parts of basalt fiber, 1-10 parts of a polymer adhesive, 1-5 parts of a coloring agent and 1-5 parts of an air purifying material. Raw materials of the lower layer pavement comprise, by weight, 1-20 parts of an inorganic adhesive, 1-90 parts of coarse aggregate, 1-5 parts of basalt fiber and 8-25 parts of water. By means of the prepared permeable pavement, the removal rates of formaldehyde, PM2.5 and nitrogen oxides within 24 hours are above 65%, 45% and 90% separately.; and the compressive strength of the pavement within 28 days can reach above 50MPa, and the permeable capacity reaches above 200L / (m2.min). The technology is simple and easy to operate, the raw materials are low in cost, and the permeable pavement is suitable for industrialized production.

The invention relates to the technical field of LED packaging, and provides a UV LED all-inorganic packaging structure with a prompt function. The UV LED all-inorganic packaging structure comprises asubstrate, a UVA chip, a UVC chip and a sealing cover, wherein the UVA chip and the UVC chip are arranged on the substrate, the sealing cover includes a metal frame which is fixed on the substrate andsurrounds the UVA chip and the UVC chip and a cover plate which is arranged on the upper end face of the metal frame, and the cover plate is suspended above the UVA chip and the UVC chip. The packaging structure can play a role of prompting so as to enable a user to receive visible light signals, and can have an effect of increasing the packaged lamp beads, so that the packaging structure can simultaneously have the functions of sterilization and disinfection of UVC lamp beads and the functions such as ultraviolet curing and air purification of UVA lamp beads. Meanwhile, the adopted all-inorganic packaging structure is high in stability and long in service life.

The invention relates to the field of coating and discloses a water-resistant net-flavor waterborne ceramic simulating coating and a preparation method thereof. The coating comprises the following components in parts by mass: 10-20 parts of calcite powder, 10-20 parts of heavy calcium carbonate powder, 8-12 parts of calcium carbonate, 2-4 parts of bletilla striata powder, 1-3 parts of corn starch, 0.5-1.5 parts of carboxymethyl cellulose, 0.5-1.5 parts of phenoxy resin, 0.5-1.5 parts of glutaraldehyde, 1-3 parts of air purifying particles and 45-55 parts of water. The water-resistant net-flavor waterborne ceramic simulating coating provided by the invention has the advantages of relatively good water resistance, air purifying function, large adsorption capacity, long purifying time and good air purifying effect.

The invention discloses a sterilizing air purifying agent as well as a preparation method and application thereof. The sterilizing air purifying agent comprises a surface layer and a core layer, wherein the surface layer is a bacteriostatic and bactericidal membrane containing glycerol monolaurate, and the core layer is a mixture of tourmaline powder and nano-zinc oxide-loaded medical stone particles. Furthermore, the invention also discloses the preparation method of the sterilizing air purifying agent and application of the sterilizing air purifying agent in refrigerator sterilization and air purification. The sterilizing air purifying agent provided by the invention is safe and non-toxic, and can be used for spaces such as domestic refrigerators which have the demands of sterilization and air purification. The air purifying agent can effectively inhibit the production of extracellular toxins by bacteria; the air purifying agent can kill gram-positive bacteria, gram-negative bacteriaand the like, and the sterilization rate can reach 99%; the air purifying agent can generate negative ions so as to play a role of air purification.

The invention discloses a vertical injection molding machine for production of electronic accessories. The vertical injection molding machine comprises a driving box, an injection motor, a support, aninjection barrel, a screw rod, a discharging groove, a conical post, a conveying pipe, a hopper, an air purifier, a smoke removal hole, a heating barrel, a heating coil, a stirring shaft, a stirringrack, a connecting block, a conveying port, a stirring motor, a bottom plate, a top plate, an injection molding pipe, an upper mold seat, a first fixing plate, a dropping hole, an injection molding cavity, a mounting positioning hole, an electric telescopic rod, a lower mold seat, a second fixing plate, a discharging frame, a positioning pin, an accessory mold, a hydraulic rod, an operation table,a hydraulic station, a case, a support plate and an electric control box, wherein the electronic control box is mounted on one side of the case through bolts, the hydraulic station is mounted in thecase through bolts, and the operation table is mounted at the top of the case through bolts. The vertical injection molding machine can perform injection molding conveniently through upper and lower molds and has material ejection and air purification functions, and the convenience in use is greatly improved.

The invention relates to the field of coatings, and discloses environment-friendly polyvinyl acetate emulsion paint and a preparation method thereof. The emulsion paint comprises the following components in parts by mass: 40-50 parts of polyvinyl acetate emulsion, 4-6 parts of kaolin, 1-2 parts of phenoxy resin, 2-4 parts of bletilla striata powder, 1-3 parts of corn starch, 0.25-0.75 part of glutaraldehyde, 2-4 parts of air purification particles, 0.04-0.06 part of a thickening agent, 0.04-0.06 part of a defoaming agent, 0.04-0.06 part of a dispersing agent and 35-45 parts of water. The environment-friendly polyvinyl acetate emulsion paint provided by the invention has an air purification function, is large in adsorption capacity, long in water purification lasting time and good in air purification effect, and meanwhile is relatively good in filming property, water resistance and soiling resistance.

The invention relates to the field of paints, and an acrylic latex paint with air purification function and a preparation method thereof. The latex paint comprises the following components in parts by mass: 45-55 parts of acrylic emulsion, 4-6 parts of quartz powder, 1-2 parts of phenoxy resin, 2-4 parts of hyacinth bletilla powder, 1-3 parts of corn starch, 0.25-0.75 part of glutaraldehyde, 2-4 parts of air purification particle, 0.04-0.06 part of defoaming agent, 0.04-0.06 part of dispersing agent and 30-40 parts of water. The acrylic latex paint with air purification function has the air purification function, and has the advantages of high adsorption capacity, long purification time and favorable air purification effect. The acrylic latex paint has favorable film forming property and pollution resistance.

The invention discloses a computer case with an air purification function. The computer case comprises a case body, wherein one side of the inner wall of the case body is vertically fixedly connected with a fan fixing plate; the fan fixing plate is set into a hollow alveolate structure; one side of the fan fixing plate is fixedly connected with mutually symmetric motors; one side of each motor is rotatably connected with an exhaust fan through an output shaft; one side, which is far away from the motor, of the inner wall of the case body is independently fixedly connected with a power supply and a computer mainboard from top to bottom; one side, which is far away from the power supply, of the inner wall of the case body is fixedly connected with a hard disk; and the center position of the computer mainboard is fixedly connected with a CPU (Central Processing Unit) radiator. The invention also relates to the technical field of computer hardware equipment. By use of the computer case with the air purification function, the problems that inner dust is excessively gathered, a damping effect is poor and an air purification function is in the absence since an existing computer case is used for a long time can be solved.

The invention discloses transparent glass paint and a preparation method thereof, and relates to the technical field of glass paint. The transparent glass paint is prepared from the following raw materials in parts: 100 to 120 parts of acrylic resin, 70 to 80 parts of epoxy polyurethane synthetic resin, 55 to 65 parts of ATO (Antimony Tin Oxide) powder, 35 to 45 parts of modified colloidal rheological thickener, 25 to 30 parts of ultraviolet absorbent, 15 to 20 parts of insect repellent, 10 to 15 parts of auxiliary and 200 to 220 parts of water. The transparent glass paint is high in light transmittance, low in heat transfer coefficient, good in heat insulation performance, is long in service life of a coating, is good in weathering resistance, and has the long-acting advantages of energy saving, self cleaning and attractiveness when being used on the glass of buildings.

The invention relates to the field of technologies for forming and processing materials, in particular to an indoor wall decorating plate with an air purifying function. The indoor wall decorating plate with the air purifying function is characterized by comprising a PVC (polyvinyl chloride) supporting bottom plate, an air purifying and adsorbing layer and a surface finishing layer; the PVC supporting bottom plate, the air purifying and adsorbing layer and the surface finishing layer are arranged from the inside to the outside; the PVC supporting bottom plate and the air purifying and adsorbing layer are subjected to co-extrusion to form sheets, then the surface finishing layer clings to the surface of the air purifying and adsorbing layer, and the surface finishing layer and the sheets are simultaneously subjected to one-step calendering molding by the aid of a calendering molding machine. The indoor wall decorating plate with the air purifying function has the advantages that the indoor wall decorating plate prepared by the aid of methods can be subjected to one-step extrusion molding by the aid of double-layer co-extrusion processes implemented by a screw extruder during preparation, the processes for preparing the indoor wall decorating plate are simple, and the indoor wall decorating plate can be continuously produced and is high in production efficiency; effects of adsorbing harmful gas, isolating sound and reducing vibration can be realized by the indoor wall decorating plate.