223 results about "Ecological Building" patented technology

The invention belongs to a method for utilizing resources. The method utilizes the matter characteristics of solid wastes (six kinds of waste residues) such as red mud(the sintered method and the Bayer method), boiler slag, ore dressing tailings, ash and gas generation slag, which are generated during the manufacturing process in aluminum industry, and converts the solid wastes into a novel road material and construction walling material by the processes such as drying, crushing, reasonable proportioning, machine shaping(grinding and extrusion) and consolidation or sintering. The method is characterized in that the utilization ratio of the waste residues is 100 percent. The waste residues comprise the following compositions: (1) the produced road material-curing agent, which can be used to reinforce a highway subgrade and bases of road surface substrates(substrate and subbase) and buildings and completely replace cement, lime and sandstone materials, and the road material can meet prior national(industrial) standards and environmental protection standards in performance; and (2) the produced construction walling materials-non supporting brick, supporting brick, air brick, hollow building block, common tile, glazed roof tile and andorful tile, which are superior to the prior national standards in performance. The material obtained by the invention has the characteristics of energy conservation, thermal insulation, high strength, corrosion resistance, efflorescence resistance and no pollution.

The invention provides a mutually-embedded ecological building block retaining wall and a construction method thereof, and belongs to the field of buildings. The mutually-embedded ecological building block retaining wall is formed by two or more than two layers of mutually embedded ecological building blocks which are arranged transversely side by side and stacked upwards; each of the mutually embedded ecological building blocks has a front surface of the building block and a back surface of the building block which are parallel to each other; a hole is formed in the middle part of the building block; a groove is formed on the top part of the building block; the front surface of the groove and the back surface of the groove are respectively parallel to the front surface of the building block and the back surface of the building block; a bump is arranged on the bottom part of the building block; the groove is matched with the bump in size; and the bump of the building block on the upper layer is embedded into the groove of the building block on the lower layer. The construction method comprises the following steps of: placing a building block on a construction foundation to serve as a first layer; placing a building block on the first layer building block to serve as a second layer, wherein the bump on the bottom part of the second layer building block is completely embedded into the groove of the first layer building block; and repeatedly placing the building blocks to a designed height. Grass-like vegetation and vine-like plants can be grown in openings of the building blocks and gaps among the building blocks, so that a good ecological effect is achieved.

The invention discloses an ecological building block, which comprises a basic block monomer, the middle of which is opened with a plant growing cavity; the front wall of the plant growing cavity is an exterior surface, the back wall thereof is an earth-retaining surface, and two side walls thereof are transversely provided with ecological holes; and the width of the exterior surface is less than that of the earth-retaining surface. The ecological building block has simple structure and low cost, can reduce construction cost by 10 to 20 %, is simple and convenient to construct, reduces land occupation furthest, and increases land utilization value. A garden retaining wall or river channel revetment made from the ecological building block is not only beneficial to growing of animals and plants, causes the wall or the revetment full of vitality and aesthetic perception, but also beneficial to ecological environment protection.

The invention relates to a method of preparing ceramsite by utilizing municipal sewage plant sludge and waste glass, belonging to the technical field of solid waste treatment and disposal and recycling. The method comprises the following steps: crushing dehydrated sludge with moisture content of 75%-85%, crushing and ball-milling the waste glass into 200 meshes, and mixing and adding according to a certain proportion; adding 1%-5% of a foaming agent; extruding and pelletizing after stirring, and conveying to a ceramsite rotary kiln for firing through a conveyor. The excellent glass ceramsite fired by the method disclosed by the invention has a compact glaze surface, light weight and high strength, satisfies national standard GB / T17431.2-2010, and mechanical performance and harmful substance content inspection results of the ceramsite satisfies the requirements of the national standard; the obtained glass ceramsite can be used in projects such as houses, road surfaces and bridges. The method disclosed by the invention changes waste into things of value and protects the environment, not only satisfies sustainable development direction of the ecological building material industry, but also is an effective way of recycling the sludge from municipal sewage plants.

The invention discloses a new three-layer composite film with performances of cleaning air, waterproof, air permeation and moisture permeation for building field, the preparing method and the application. In the invention micro-hole film has air cleaning performance by importing complex of photocatalyst and adsorbent in the micro-hole film and it is used as the middle layer. The micro-hole film is pressed with internal and external layers of non-woven fabrics in heat to prepare the three-layer composite film under the condition of no adhesive. The composite film of invention not only has good waterproof and air (moisture) permeation performances but also has stronger air cleaning performance and it can decompose every kinds of harmful air effectively. The composite film of invention can be used as the liner layer at the inner side of oblique roof without concrete in ecological building where the demand to air in door and circumstance is high. It can be also used as the covering film in building assembly work out of door.

The invention discloses a TiO2 photocatalysis coating for degrading formaldehyde gas and a preparation method thereof and belongs to the technical field of photocatalysis coatings. The coating comprises a photocatalysis filler, a film-forming substance, a dispersing agent, a stabilizer, a wetting agent, a mildew preventive, an antifoaming agent and a thickening agent, wherein the photocatalysis filler is Cu-La / TiO2 and has the particle size of 110-150nm. The preparation method of the TiO2 photocatalysis coating comprises the following two steps: (1) preparing a Cu-La / TiO2 photocatalysis filler; (2) preparing the photocatalysis coating. The photocatalysis coating can degrade the formaldehyde gas through photocatalysis under a visible light source, the increasingly serious indoor formaldehyde pollution problem is solved, the conventional common indoor decorative coatings are replaced due to good performance, and the TiO2 photocatalysis coating is low in cost and high in safety and accords with the development tendency of national green ecological building materials.

The invention discloses an ecological compound substrate, which is composed of the following ingredients: peat soil, yellow soil, pinewood soil, burned soil, bacteria soil, forest muck soil, plant ash, zeolite or artificial zeolite, perlite or expanded perlite, sand, vermiculite or expanded vermiculite, calcium superphosphate, phosphatic fertilizer and granular or sheet micro-biological concrete bricks. A compound bio-ecological building block is characterized in that the building block is in the shape of a hollow uncovered box, the inner cavity of the building block comprises the ecological compound substrate, and the sidewall of the building block is provided with a planting hole and a drainage hole at a certain distance away from the bottom. A compound bio-ecological retaining wall is built by piling up the compound bio-ecological building blocks. The retaining wall can degrade the rain water and the pollutants by biological adsorption, and can absorb and remove the degraded substances by plants, and the green plants can also build natural landscape and ecological environment, thus, water can be purified continuously, and the high-strength, steady, effective, artistic, green and ecological retaining wall is formed.

The invention discloses a fire-retardant coating with photo-catalytic performance and a preparation method thereof, belonging to the field of fire-retardant coatings. The coating comprises a base material, a catalyst, a charring agent, a foaming agent, a filler, a pigment, a solvent, a dispersant, a drier, a drying aid, a nano mother solution and the like, wherein the base material is aluminum dihydrogen phosphate, the catalyst is ammonium polyphosphate, the charring agent is pentaerythritol, the foaming agent is melamine, the filler is ultra-fine slag powder, the pigment is Cu-La / TiO2, the solvent is water, the dispersant is a BYK180 polymeric dispersant, the drier is lead oxide, the drying aid is zinc powder, and the nano mother solution is a nano SiO2 mother solution. The fire-retardant coating disclosed by the invention reduces the environment pollution to the maximum extent by using industrial waste residues as the filler; meanwhile, the coating has a function of realizing photocatalytic degradation of formaldehyde gas under a visible light source to endow conventional fire-retardant coatings with a brand-new function, and the fire-retardant coating accords with the development trend of national green ecological building materials.

A composite material for ecological construction consists of organic polymer, organic biological active material, organic refuse, nutrients for plant growth and slow-release and soil conditioning material. It can be used in semiarid region and desertification soil. It can improve plant growth environment, resist wind and water erosion. It is also cheap and non-toxic.

The invention provides an ecological building material smashing system. The technical problem that an existing smashing device is provided with no screening structure, cannot completely smash materials, is poor in smashing effect and the like is solved. The ecological building material smashing system comprises a machine frame. A smashing box is arranged on the machine frame. A feed inlet is formed in the upper portion of the smashing box. A discharge outlet is formed in the lower portion of the smashing box. A driving smashing roll shaft and a driven smashing roll shaft are arranged in the smashing box. The end of the driving smashing roll shaft is connected with a driving motor. A screening plate is also arranged in the smashing box and is close to the discharge outlet. The screening plate is provided with a vibration mechanism capable of vibrating the screening plate. One side of the smashing box is provided with a recovery opening which is flush with the screening plate. The other side of the smashing box is provided with a pushing mechanism capable of pushing the materials on the screening plate to the recovery opening. The machine frame is further provided with a sending-back mechanism capable of sending back the materials at the recovery opening to the feed inlet. The ecological building material smashing system has the advantage of being good in smashing effect.

The invention relates to a hybrid fiber regenerated concrete, and preparation thereof. Each cubic meter of the hybrid fiber regenerated concrete comprises 0.5kg of alkali-resistant glass fiber, 0.5kg of polypropylene fiber, 400kg of cement, 100kg of flyash, 175kg of water, 1000kg of recycled coarse aggregate, and 750kg of sand. According to the invention, waste cement is taken as an ecological construction material, and enhanced hybrid fiber is added so as to prepare an enhanced ecological wall material with relatively high toughness and ductility, and building waste treatment problems and novel building material requirement problems can be solved.

The invention discloses a construction method of an ecological revetment for river bank protection. The construction method comprises the following steps of a, paving a gravel material cushion layer;b, paving geotechnical cloth; c, backfilling a soil layer with the depth of 20-30 cm on the geotechnical cloth, and compacting the soil layer; d, constructing the ecological revetment; and e, placingsoil into ecological planting holes of ecological building blocks, and then growing plants. According to the construction method, the ecological building blocks after construction cannot fall off, sothat the overall performance of the whole ecological revetment is improved, and the flood prevention effect, the ecological effect, the landscape effect and the self-cleaning effect of the ecologicalrevetment are enhanced; and meanwhile, accumulated water on the construction site can flow into the inclined surface parts of the ecological building blocks through filter plates used for lapping withthe building blocks, and the water on the inclined surface parts of the ecological building blocks are discharged into the soil through drainage grooves, so that the earthwork of the construction area which is not paved with the ecological building blocks is prevented from being subjected to micro-amplitude sedimentation phenomenon, the flatness of the excavated earthwork is guaranteed, the ecological building blocks can be conveniently and quickly laid, moreover, the ecological building blocks can be quickly replaced, and the service period of the ecological revetment can be prolonged.

The present invention relates to a ecological construction system for buildings with green walls. The system is based on the provision of an integral wall structure, one of the section of which comprises concrete and steel reinforced formwork as the main supporting structure, while the remaining part of the section comprises hollow cavities and arrangements of punched sections on the front or rear surface thereof, with drip-irrigation pipes and nozzles being provided therein. Plastic containers are housed in, and fixed to the punched arrangements distributed on the front or rear wall, which containers form a means for supporting natural or artificial substrates (soil, mineral fibres or wools) and also for the cultivation of plants, a channel being provided in the lower part of the wall structure for collecting, filtering and conveying water to a container for reincorporating said water into the irrigation system. The resulting system allows the growth of plants and vegetation on green walls for construction purposes and can be used on all types of new or existing buildings.

The invention discloses a preparation method of a rice and wheat straw active carbon ecological building material for PM2.5 adsorption and radiation prevention. The preparation method comprises the following steps: 1, uniformly mixing raw materials; 2, weighing the raw materials; 3, hotly pressing a blank; 4, post-treating the blank. According to the preparation method, rice and wheat straws are utilized for making active carbon powder, so that the pollution of the rice and wheat straws on the environment is alleviated, the utilization rate of the rice and wheat straws is increased, and a preparation process for the active carbon ecological building material is simplified; the prepared active carbon ecological building material is firm and unlikely to be damaged, has relatively high adsorption property, can effectively adsorb PM2.5 particles, and has very high radiation-proof performance; the ecological building material can be applied to numerous fields of decorative materials, building materials, artware materials, wastewater treatment materials, air purification materials and the like.

The method of producing ecological friendly building material with sludge and coal gangue as material features the production process including the steps of: crushing coal gangue into grains and mixing crushed coal gangue in 60-88 wt% and sludge in 12-40 wt%; adding cement, water and admixture into the mixture to form the mixed material; aging the mixed material and forming mechanically in a forming machine to obtain product. The present invention has low production cost, scientific production process and no environmental pollution.

The invention relates to an ecological building which is convenient to construct, low in maintenance cost, high in survival rate of trees and easy to popularize and apply within a large range, and a working method of the ecological building. The ecological architecture comprises an ecological building cavity arranged at the top of a building, or the side of the building or the ground, wherein the cavity comprises a planting cavity and an energy storing cavity partitioned by a permeable material up and down; the permeable material for permeating soil in the planting cavity is paved inside the energy storing cavity; the energy storing cavity is connected with the tail ends of a rainwater and / or remained water collecting device and / or a sanitary wastewater discharge pipe; a locating discharge pipe for draining downwards is arranged inside the energy storing cavity; and a located inlet is lower than the water level, namely the height of the permeable material, in the energy storing cavity to prevent the planting cavity from being directly soaked into water, so as to prevent soil to be too wet so as to prevent the root of a plant from being rotted. On the other hand, the locating discharge pipe is suitable for keeping a certain water level in the energy storing cavity and can prevent the plant from being dried up due to the water loss of the energy storing cavity.

The invention discloses a high-ductility mortar. The invention solves the problems of fragility, poor crack resistance and poor earthquake resistance existing in the traditional mortar. The high-ductility mortar comprises the components of cement, fly ash, silica fume, sand, PVA (Polyvinyl Acetate) fiber and water, wherein according to the mass percentages, cement: fly ash: silica fume: sand: water =1:0.9:0.1:0.76:0.58; and when the total volume of uniformly mixed cement, fly ash, silica fume, sand and water is used as a base number, the volume mixing amount of PVA fiber is 1.5%. The high-ductility mortar has plastic deformability similar to steel, has good adhesive property to brick masonry and is an ecological building material with high strength, high ductility, high durability and high damage resistance, and the strength and the deformability of the mortar can be effectively increased.

The invention relates to a bank-protecting and pollutant-cleansing combined type ecological building block and construction method. The ecological building block provided by the invention is formed by casting sand-free concrete, and has a bottom face and two standing faces; the overall ecological building block is tse(a cyrillic alphabet)-shaped; a side concave groove is arranged at one side of the bottom face, and a side bulging part capable of being chelated in relative to the side concave groove is arranged at a same position at the other side of the bottom face, corresponding to the side concave groove; and a concave groove is arranged at the bottom of a lower bottom face of one standing face, and a bulging part corresponding to the concave groove is arranged at the top of the other standing face of a same ecological building block and can be chelated with the concave groove. The invention overcomes the defects of collapse caused by small size of individual bank-protecting ecological building blocks, and easy loss of soils and plants as well as original soil bodies of rivers and lakes, and the like. The bank-protecting and pollutant-cleansing combined type ecological building block can resist impacts of water waves, prevent flood, and maintain water and soil stable, is not prone to cause the phenomenon of collapse on the bank, can be used for plant planting and cleansing of the pollutants from the bank, can be prefabricated in batch by a factory and has the advantages of low fabrication cost, simplicity for assembly in construction, and great time-saving performance for construction.

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 relates to a vermiculite and calcium silicate composite board capable of releasing negative oxygen ions. A vermiculite and tourmaline mixed layer is spread on an ordinary calcium silicate board to form the composite board. The vermiculite and tourmaline mixed layer is made by mixing by weight: expanded vermiculite 10-40%, tourmaline 0-5% and an adhesive 60-90%, and the composite board is made by spreading the vermiculite and tourmaline mixed layer on the ordinary calcium silicate board by secondary distribution prior to pressing, curing and drying. Compared with the prior art, the composite board has functional features such as the ability to release negative ions in long time and to purify pollutants such as formaldehyde, good moisture absorbing and releasing performance, good breathability, fire protection, acoustic insulation, corrosion resistance, mold resistance and low cost, is a green ecological building product and has a promising market prospect.

The present invention relates to a cement, in the concrete it is an environment-protecting cement which utilizes the carbide slag to make ecological building cementing material. Its production process includes the following steps: using carbide slag slurry whose water content is 90%, sedimentation to make dehydration, mechanical dehydration, drying, mixing with flyash and additive, grinding, sieving, grinding material under the sieve and sieving so as to obtain the invented ecological building cementing material. Its formula includes (by wt%) CaO 40-72, SiO2 20-51, additive 1-8 and other component 1-37.

The invention discloses a temperature and humidity regulating composite material having the photocatalytic performance and a preparation method thereof and belongs to the technical fields of functional materials and building energy saving. The composite material is prepared from a TiO2 precursor, a dispersing agent, a solvent, a phase change material, a photocatalytic material and the like. The preparation method of the composite material includes the four steps that (1) preparation of hexadecanol-palmitic acid-lauric acid phase change material, (2) preparation of a SiO2 based hexadecanol-palmitic acid-lauric acid microcapsule temperature and humidity regulating material, (3) preparation of Eu-Ce / TiO2 photocatalytic material and (4) preparation of the temperature and humidity regulating composite material having the photocatalytic performance. The temperature and humidity regulating composite material can conduct photocatalytic degradation on formaldehyde gas and regulate indoor temperature and humidity in the presence of a visible light source and effectively improves the indoor environment comfort and the quality of indoor air, used heating and refrigeration devices, humidifiers and air purification devices are decreased, building energy consumption is reduced, and the temperature and humidity regulating composite material conforms to the development trend of national green ecological building materials.

The invention discloses a production process of ecological dry-mixed mortar. Construction waste is sorted by a volumetric method to obtain waste sand, the waste sand is screened and broken to prepare reclaimed sand; and the reclaimed sand substitutes natural sand by a proportion of 30-50% to prepare ecological building of different strength grades, plastering and ground dry-mixed mortar. The invention uses construction waste for the preparation of reclaimed sand, which substitutes natural sand in large amount for the preparation of ecological dry-mixed mortar, alleviates the pressure on resources and the environment to some extent. The prepared ecological dry-mixed mortar product has similar performances as the dry-mixed mortar prepared from all natural sand preparation, and can be widely used.

The invention discloses an anti-skid ecological building block which is in a special shape similar to a triangle. The anti-skid ecological building block comprises a building block top and a building block bottom, wherein the building block top is an arc-shaped protrusion, the building block bottom is provided with two arc-shaped protrusions in horizontal symmetry, the bottom of the building block is provided with an anti-skid groove, and the building block is provided with a planting hole penetrating through the building block. The invention further discloses application of the ecological building block in construction of ecological revetments. The ecological building block is good in anti-skid effects, safe in construction, material-saving, light in weight and convenient to construct. Construction forms of the ecological revetments are flexible, the built ecological revetments are attractive in appearance, and firmness of the ecological revetments can be improved through fixing and additional arrangement of anchor bars.

The invention discloses a self-embedded type ecological slope protection building block, which comprises a prismoid. An upper opening cavity is arranged on the prismoid in the longitudinal direction, and a water discharging hole is arranged on the bottom wall of the upper opening cavity; groove holes communicated with the upper opening cavity are arranged on the side wall of the prismoid in the longitudinal direction; bosses are arranged on the top of the side wall of the prismoid; and grooves matching with the boss are arranged at the bottom of the side wall of the prismoid. According to the invention, the ecological slope protection can be built conveniently through the ecological building block, so as to greatly shorten the construction period and reduce the cost. After nutrient medium or green concrete is put in the cavity of the ecological building block and a plant is planted in the cavity of the ecological building block, the cavity is not subjected to ponding, a root system of the plant can penetrate into soil behind a baffle wall so as to play a role in strengthening the slop protection and facilitating growth of the plants and inhabitation of aquatic life.

The present invention relates to a ecological construction system for buildings with green walls. The system is based on the provision of an integral wall structure, one of the section of which comprises concrete and steel reinforced formwork as the main supporting structure, while the remaining part of the section comprises hollow cavities and arrangements of punched sections on the front or rear surface thereof, with drip-irrigation pipes and nozzles being provided therein. Plastic containers are housed in, and fixed to the punched arrangements distributed on the front or rear wall, which containers form a means for supporting natural or artificial substrates (soil, mineral fibers or wools) and also for the cultivation of plants, a channel being provided in the lower part of the wall structure for collecting, filtering and conveying water to a container for reincorporating said water into the irrigation system. The resulting system allows the growth of plants and vegetation on green walls for construction purposes and can be used on all types of new or existing buildings.

The invention discloses an ecological building block, which comprises a building block unit, wherein a plant growth cavity is arranged in the middle of the building block unit; the front wall of the plant growth cavity is of the appearance surface, the rear wall thereof is of the earth retaining surface, the two side walls thereof are provided with ecological holes, and a communication hole is communicated with the plant growth cavity on the earth retaining surface. After the ecological building block is adopted for building a retaining wall or a channel revetment, the root system of a plant in the plant growth cavity can be connected with a retained earth body by the communication hole and stretches into the retained earth body, so that the plant can more fully absorb the water and the nutrition in the back earth, can grow better and can quickly cover the wall surface and shielding the building block, so as to form the gardening retaining wall quickly in a sustainable way with low cost, thereby providing a better ecological environment for aquatic. Meanwhile, the root system of the plant is more developed and can stretch into the retained earth body; and the longer the time is, the firmer the revetment or the wall body is connected with the back earth.

The invention discloses an ecological revetment and ecological embankment combined system and a construction method. The combined system adopts ecological building blocks with vegetation holes for carrying out slope protection on riverways, lakes and other near-shore slopes, ecological bags are stacked at the junction of land and water, channels for exchange of near-shore slope soil and water environment substances and a water body natural purification function are guaranteed, aquatic plants can be planted in the ranges of the ecological building blocks and the ecological bags, meanwhile, theecological building blocks and the ecological bags are suitable for survival of aquatic animals, the biological diversity is guaranteed, the water quality is improved, a good ecological and landscapeeffect is achieved, due to the arrangement of a hydrophilic footpath, the requirements of people for being close to a water bank and returning to nature can be met, meanwhile, a bottom beam, a top beam, geotechnical cloth, a banket retaining wall, a footpath retaining wall and other structures are arranged, therefore, an ecological revetment and an ecological embankment form an integral structure,the stability of the near-shore slope and the flood prevention and drainage functions can be effectively guaranteed, and water and soil loss is avoided.

The present invention discloses an ecological building which employs an insulation layer filed with an insulation chip made of at least one selected from a group of conifer leaves, rice straws, wheat straws, paper, and a processed product thereof instead of using a conventional inorganic insulation material like a petrochemical foam or mineral wool, and achieves an improvement in both charging and discharging of the insulation chip to be recycled, and an insulation structural body for the building, and a method for assembling the insulation structural body. The insulation structural body is characterized by including: a support member consisting of a plurality of pillar members each having an outer and an inner vertical pillar separated from each other with a given interval by means of a plurality of horizontal ribs alternately arranged on both sides thereof; outer panels joined to the outer vertical pillars of the pillar members of the support member so as to form the outside; inner panels joined to the inner vertical pillars of the pillar members of the support member so as to form the inside; insulation chips filling the space between the outer and the inner panel and the space between the outer and the inner vertical pillar; a discharging plate connected to a discharging opening formed in at least one of the outer panels so as to be opened and closed; and a charging plate connected to a charging opening formed in at least one of the inner panels so as to be opened and closed.

The invention discloses an interior wall coating having multiple functions of temperature and humidity regulation and photocatalysis and a preparation method thereof and belongs to the technical field of photocatalytic coatings and building energy saving. The coating is prepared from a photocatalytic packing, a temperature and humidity regulating packing, a film-forming material, a dispersing agent, a stabilizing agent, a wetting agent, a mildew preventive, a defoaming agent, a flatting agent, a thickener, a drier, a drying assistant, water and the like, wherein the photocatalytic packing is Eu-Ce / TiO2, and the temperature and humidity regulating packing is a SiO2 based hexadecanol-palmitic acid-lauric acid microcapsule temperature and humidity regulation material. The preparation method of the coating comprises the steps of (1) preparation of the photocatalytic packing, (2) preparation of the temperature and humidity regulating packing and (3) preparation of the interior wall coating having the multiple functions of temperature and humidity regulation and photocatalysis. The coating can conduct photocatalytic degradation on formaldehyde gas and regulate indoor temperature and humidity in the presence of a visible light source, effectively improves the indoor environment comfort and the quality of indoor air, reduces building energy consumption and conforms to the development trend of national green ecological building materials.