CN106431483A - Gravel-shaped boron mud lightweight ceramsite with air purification function - Google Patents

Abstract

The invention discloses gravel-shaped boron mud lightweight ceramsite with an air purification function. According to the technical scheme, the ceramsite is characterized in that materials include attapulgite clay powder with an air purification function, boron mud, activated clay waste residues, white carbon black, activated aluminum oxide, sodium aluminate, hollow microspheres, lauryl sodium sulfate, attapulgite photocatalyst spraying liquid capable of being scrubbed and the like; the materials are subjected to stirring, extruding and granulating, drying, breaking, screening, calcinating, heat preserving, screening, soaking, drying, screening and sealing and packaging to prepare the gravel-shaped boron mud lightweight ceramsite with the air purification function. The gravel-shaped boron mud lightweight ceramsite with the air purification function has the advantages of being large in specific surface area, low in accumulation density, high in lightweight strength, high in moisture rate and excellent in adsorption and purification performance; the ceramsite is suitable for being placed in rooms, furniture cabinets, vehicles, airplanes, ships or other buildings to adsorb and degrade formaldehyde, ammonia, benzene, TVOC and other pollutants so that the long-term air purification aim can be achieved.

Description

Gravel has the boron mud light ceramic of air purification function

Technical field

The present invention relates to haydite is and in particular to a kind of gravel has the boron mud light ceramic of air purification function.

Background technology

The air purifying preparation supplied in the market has following several types：Absorbent-type air purifying preparation, covering type taste removal Product and Breakdown type taste removal product.Absorbent-type air purifying preparation is using materials such as activated carbon, bamboo charcoal, molecular sieve, mineral The performances such as physical absorption, chemisorbed, catalysis oxidation and reduction remove the purification product of pollutant；Covering type taste removal product is profit Cover the various abnormal flavour of in the air with the fragrance of aromatic hydrocarbon, abnormal flavour is not in fact removed, simply by a lot of air fresheners With a kind of odor type, abnormal flavour is covered；Breakdown type air clearing product is more rare on the market.

Chinese patent Authorization Notice No.：CN 103861421 B, authorized announcement date：On November 18th, 2015, entitled " one Kind of air purifying preparation ", discloses that " a kind of air purifying preparation, its preparing raw material is contained by mass fraction：Diatomite in powder, zeolite powder, Medical stone powder, tourmaline powder, activated carbon powder, sepiolite powder, titanium dioxide powder, and adopt and prepare with the following method：1) by kieselguhr Powder, zeolite powder, medical stone powder, tourmaline powder, activated carbon powder, sepiolite powder, titanium dioxide powder mixing；2) by step 1) gained mix Compound pelletize；3) baking step 2) gained mixture after pelletize.The air purifying preparation specific surface that the present invention is obtained is big and uniform, Good to the adsorption-decomposition function effect of in the air harmful substance, it is for interior, the depollution of environment of the closing space such as in-car and various sky The ideal chose material of gas purifier ".

The weak point of above-mentioned patent is：(1) diatomite in powder, zeolite powder, medical stone powder, tourmaline powder, activated carbon powder and sea Afrodite powder, not through necessary modification, is difficult to really play the effect of its effective purify air.(2) gained mixed powder Adopt granulating disc pelletize after the clear water stirring adding 20-30%, be a kind of circular granular of a diameter of 1.2-1.6mm.Should Mixed powder itself normal moisture content of invention is more than 10%, and the circular granular moisture content after the pelletize that adds water will be greater than 30%, and Drying temperature, in the case of less than 100 DEG C, is difficult to dry circular granular in 3 hours.Kieselguhr, zeolite, Maifanitum, After tourmaline and meerschaum carry out heat treatment process at 250～450 DEG C, its absorption property is relatively good, and this is the technology of this area Personnel know altogether；The circular granular of this invention is dried in the case of less than 100 DEG C, can not effectively improve the work of purify air With, and the comprcssive strength of circular granular also very little, gently one pinched with handss, circular granular will be crumbed as powdered.

The spheroidal air purifying preparation of supply, molecular sieve, desiccant or other spherical granules on market, in pelletize It is first powdery dispensing to be processed into the bead that a kind of diameter is less than 0.5 millimeter in journey, then by the vaporific aqueous solution preparing, spray Spill in the bead in on-stream comminutor, then powdery dispensing is trickled down on the surface of moistening bead, through being repeated several times Spray vaporific aqueous solution and trickle down on the surface of moistening bead by powdery dispensing, through the parcel of layer upon layer, bead Volume constantly increase, be finally completed the overall process of pelletize, be prepared into a kind of spherical granules, due to spherical granules internal junction Structure is very closely knit, greatly reduces the effective specific surface area of spherical granules, the proportion of spherical granules and bulk density all than Larger, directly influence the absorption purifying effect of spherical granules.

Content of the invention

The purpose of the present invention is to overcome weak point in prior art, provides a kind of gravel to have air purification function Boron mud light ceramic.

Gravel has the dispensing of the boron mud light ceramic of air purification function by the attapulgite with air purification function Potter's clay powder, boron mud, active white clay waste slag, white carbon, precipitated calcium carbonate, light magnesium oxide, activated alumina, sodium aluminate, hollow Microballon, gesso, expanded perlite, sodium lauryl sulphate and washable attapulgite photocatalytic spray liquid composition.

Gravel has the production method of the boron mud light ceramic of air purification function：Gravel had purify air work( Can boron mud light ceramic semi-finished product dispensing be stirred, extruder grain, drying, broken, screening, roasting, insulation, screening, Soak, dry, sieving, packing the boron mud light ceramic for gravel with air purification function.

The attapulgite potter's clay powder with air purification function is by high viscous Concave-convex clay rod, attapulite constant humidity amendment, sky So mineral adsorption filtering agent, Cacumen Platycladi, aluminium silicate fiber peacekeeping polyacrylamide composition, has preferable caking property, plasticity, touches Degeneration, fire resistance and heat stability, can effectively adsorb the harmful substances such as formaldehyde in air, ammonia and benzene, environmental protection and enhancement People's is healthy, and the present invention is from fineness of the particles≤0.074 millimeter of the attapulgite potter's clay powder with air purification function.

The disposal of storing up of boron mud not only takies a large amount of soils, and can make alkalization of soils near stockyard and cause moving of boron Transferization, boron mud is discharged part, and not even a blade of grass grows, and its alkali liquor can be added in subsoil water, makes the farmland underproduction of surrounding, severe patient Crops can be made to have no harvest, and pollution is produced to the drinking water of surrounding.Because boron mud granule is thinner, after drying out, Usually can disperse with the wind, pollution is produced to atmospheric environment.Boron mud has become one to the pollution of ecological environment, the pollution of atmospheric environment Plant public hazards.Boron mud belongs to and is difficult soluble substance, has certain cohesiveness, and preferably, the new boron mud producing includes 30% about to plasticity Free water, the present invention select boron mud free water≤30%.

Active hargil is a kind of odorless, tasteless, nontoxic white or cream-coloured powder or granule, and the activity after decolouring is white Soil loses activity and becomes active white clay waste slag, some oily factories all by these active white clay waste slags abandon, if cannot and When process, produces after the organic fermentation of lipid in active white clay waste slag and goes mouldy and stench, the not only wasting of resources, pollute environment and Groundwater quality, and fire hazardous, will cause certain loss to society and enterprise；The present invention selects active white clay waste slag Fineness of the particles≤0.149 millimeter.

White carbon is a kind of ultra tiny inorganic porous property material, due to its particle diameter very little, has that specific surface area is big, surface is inhaled Attached power is strong, chemical purity is high, dispersive property is good, superior stability, reinforcing, thickening property, adhesive force and thixotropy etc. are special Performance.

Precipitated calcium carbonate fine particles, surface are rougher, and specific surface area is big, and precipitated calcium carbonate also has and do not settle, easily point Dissipate, the characteristic such as good luster, the present invention selects fineness of the particles≤0.074 millimeter of precipitated calcium carbonate.

Light magnesium oxide is the white loose unformed powder of lightweight, odorless, tasteless, and nontoxic, volume shared by light magnesium oxide is about About the three times of heavy-burned magnesia, there are extremely fireproof heat-insulating property, reinforcing agent, adhesive, the present invention selects light magnesium oxide Fineness of the particles≤0.074 millimeter.

Activated alumina is the solid material of a kind of porous, high degree of dispersion, has very big surface area, and its micropore surface has Standby characteristic required by catalytic action, such as absorption property, surface activity, excellent heat stability etc., so be widely used as The catalyst of chemical reaction and catalyst carrier, the present invention selects fineness of the particles≤0.074 millimeter of activated alumina.

Sodium aluminate also known as sodium metaaluminate, are a kind of general chemical article, white, odorless, tasteless, in alkaline solid, Easily absorb moisture content and carbon dioxide in atmosphere, the present invention selects fineness of the particles≤0.074 millimeter of sodium aluminate.

Natural dihydrate gypsum is also called Gypsum Fibrosum, through calcining, levigate obtain gesso, Gypsum Fibrosum preparata has more micropore Structure, is allowed to have excellent sound insulation, heat-insulated and fire protecting performance, and the present invention selects fineness of the particles≤0.074 millimeter of gesso.

Cenosphere outward appearance is canescence, is a kind of loose, good fluidity powder body material, cenosphere proportion is little, table Face is smooth, intensity is big, easily disperse, the present invention select the fineness of the particles of cenosphere≤≤ 0.149 millimeter.

Perlite is expanded and becomes a kind of lightweight, multifunctional novel shaped material, have that apparent density is light, heat conductivity is low, The features such as chemical stability is good, the present invention selects fineness of the particles≤0.074 millimeter of expanded perlite.

Sodium lauryl sulphate is white or faint yellow powdery, is dissolved in water, insensitive to alkali and hard water, has decontamination, breast Change and excellent foaming power, be a kind of nontoxic anion surfactant.

Washable attapulgite photocatalytic spray liquid is sprayed on building or decorative material surface, under the irradiation of light, permissible Continual absorption and the pollutant such as degradation of formaldehyde, ammonia, benzene,toluene,xylene, TVOC, and there is extremely strong sterilization, remove Smelly, mould proof, anti-fouling and self-cleaning and the function of purify air.

The technical scheme is that：

1st, gravel has the dispensing of the boron mud light ceramic of air purification function and is made up of following component by weight percentage：Broken Stone shape have the boron mud light ceramic semi-finished product 55～95% of air purification function and washable attapulgite photocatalytic spray liquid 5～ 45%.

2nd, gravel has the production method of the boron mud light ceramic of air purification function：(1) first by washable attapulgite light Catalyzed spraying liquid is put in fermentation vat, then the boron mud light ceramic semi-finished product that gravel is had air purification function are slowly added to In washable attapulgite photocatalytic spray liquid in fermentation vat, the boron mud light ceramic half that gravel has air purification function becomes Micropore inside and outside product, constantly sucks washable attapulgite photocatalytic spray liquid, until in saturation；(2) take from fermentation vat The gravel going out to be filled washable attapulgite photocatalytic spray liquid has the boron mud light ceramic of air purification function, is transported to low Dried in warm swinging drying oven, drying temperature controls at 150～180 DEG C, and drying time controlled at 1～3 hour；(3) will The boron mud light ceramic that gravel after oven drying at low temperature has air purification function is transported in vibrosieve and is sieved, and weeds out little In 0.25 millimeter of powder, pack the finished product of the boron mud light ceramic for gravel with air purification function.

3rd, gravel has the dispensing of the boron mud light ceramic semi-finished product of air purification function by weight percentage by following Group is grouped into：Have the attapulgite potter's clay powder 10～35% of air purification function, boron mud 15～55%, active white clay waste slag 2～ 10%th, white carbon 1～8%, precipitated calcium carbonate 1～5%, light magnesium oxide 0～5%, activated alumina 1～5%, sodium aluminate 0.5～5%, cenosphere 0.5～5%, gesso 0.5～5%, expanded perlite 0.5～5%, sodium lauryl sulphate 0.5～5% and water 0～30%.

4th, gravel has the production method of the boron mud light ceramic semi-finished product of air purification function：(1) gravel is had In the stirring mixer that the dispensing input of the boron mud light ceramic semi-finished product of air purification function has operated, stirring is mixed into broken Stone shape has the mixture of the boron mud light ceramic of air purification function；By gravel have air purification function boron mud light The mixture of matter haydite is transported in Squeezinggranulator, and extruder grain is a kind of cylindrical particle, (3) conveys cylindrical particle Dried in swinging drying oven, drying temperature controls at 200～250 DEG C, and drying time controlled at 1～4 hour；(4) will Cylindrical particle after drying is transported in disintegrating machine and is crushed, and carrying out screening after crushing is irregular gravel granule, The fineness of the particles of gravel granule controls at 0.5～6 millimeter；(5) by the irregular gravel granule input swinging after screening Roasting kiln roasting, at 650～750 DEG C, roasting time controlled at 1～3 hour the temperature control of combustor；(6) by after roasting It is incubated in irregular gravel granule input rustless steel cylinder storehouse, temperature retention time controlled at 8～24 hours；(7) by insulation cooling Irregular gravel granule afterwards is transported in vibrosieve and is sieved, and after weeding out the powder less than 0.25 millimeter, is broken Stone shape has the boron mud light ceramic semi-finished product of air purification function.

The production method the 5th, with the attapulgite potter's clay powder of air purification function is：(1) will there is the recessed of air purification function Pulverized in input pulverizer after the dispensing mixing of convex rod potter's clay powder, the compound particles fineness after pulverizing is less than 0.5 millimeter； (2) pulverulent mixture is added and soak in old pond that to carry out soaking old process with water be semi-finished product, soak old time control and exist 7～30 days；(3) semi-finished product are inputted in vacuum-extruder and be squeezed into cylindrical bar, the diameter control of cylindrical bar exists 2～10 millimeters；(4) cylindrical bar is input to cement threshing ground and carries out dry in the sun, the cylindrical bar water content after dry in the sun is little In 15%；(5) pulverizing will be carried out for powder in the cylindrical bar input grinding machine after dry in the sun, the fineness of the particles of powder is little In 0.074 millimeter.

The dispensing with the attapulgite potter's clay powder of air purification function is made up of following component by weight percentage：High viscous recessed Convex rod stone clay 35～60%, attapulite constant humidity amendment 10～35%, natural-minerals adsorptive filter medium 5～20%, Cacumen Platycladi 2 ～15%, alumina silicate fibre 1～5% and polyacrylamide 0.1～3%.

The attapulgite potter's clay powder with air purification function is applied on 2 25th, 2011 using by the present inventor " having the attapulgite potter's clay powder of air purification function ", Chinese patent Authorization Notice No. is：CN 102173743 B, Granted publication Day：On July 25th, 2012.

High viscous Concave-convex clay rod is to be glued using the attapulgite that the processing technique improving viscosity of attapulgite clay produces Soil, from the attapulgite clay of mining area exploitation, needs the weathering through 30～120 days；Modification processing method is：With weight Percentage ratio calculates, and takes the attapulgite clay after weathering 94～98%, is uniformly added into 2～6% sodium carbonate, common input leaching In bubble pond, clear water is added to carry out soaking ageing, soak time is 72～120 hours；Take the attapulgite clay after immersion, input It is stirred in blender, and by the attapulgite clay after stirring, is extruded into thin slice through extruder, its THICKNESS CONTROL is 0.5～2 Millimeter, attapulgite clay thin slice carries out dry in the sun, the attapulgite clay thin slice after dry in the sun, its water content≤15%；Dispensing Calculated in weight percent：Attapulgite clay 94～98% after dry in the sun, High hydrophilous resin 0.5～5% and cellulose 0.5～ 3%, above-mentioned dispensing is stirred, after stirring, in input grinding machine, carries out pulverizing, fineness of the particles≤0.074 millimeter；

Above-mentioned production technology is " to improve viscosity of attapulgite clay using filed in 20 days June in 2005 of the present inventor Processing technique ", Chinese patent Authorization Notice No. is：CN 1317067C, authorized announcement date：On May 23rd, 2007.

The detection method of high viscous Concave-convex clay rod：Take 28.0g attapulgite clay powder sample, add homogenizer In suspension cup, add 372g water, suspension cup is placed on homogenizer, stir under 11000 revs/min of rotating speed 20 minutes, then by the beaker that high-speed stirred sample suspension pours 250mL into, tested using NDJ-1 type rotating cylinder viscometer The viscosity of suspension, tested viscosity value >=2200 mPa s is high viscous Concave-convex clay rod.

6th, the dispensing of washable attapulgite photocatalytic spray liquid is made up of following component by weight percentage：Recessed after acidifying Convex rod stone clay 4～15%, high viscous Concave-convex clay rod 3～10%, nano titanium oxide 1～5%, white carbon 1～5%, receive Rice Ag-carried antibacterial powder 0.5～5%, nano magnesia 0.5～5%, nano zirconium dioxide 0～5%, nano aluminium oxide 0～5%, Nano zine oxide 0～5%, polyvinyl alcohol 0.5～5%, Polyethylene Glycol 0.1～3%, polydimethylsiloxane 0.1～2% and go Ionized water 50～82%；

The production method of washable attapulgite photocatalytic spray liquid：(1) the dispensing of washable attapulgite photocatalytic spray liquid is inputted Carry out strong stirring, dispersion and emulsifying in the high speed dispersor having operated, be then ground to erasable in input three-roll grinder Wash the semi-finished product of attapulgite photocatalytic spray liquid；(2) the semi-finished product of washable attapulgite photocatalytic spray liquid are inputted colloid mill In, carry out again disperseing, emulsifying, pulverizing, homogenizing, froth breaking and grinding；(3) the washable attapulgite photocatalytic spray liquid after grinding Granularity≤0.01 millimeter of middle solid particle, canned for washable attapulgite photocatalytic spray liquid.

Washable attapulgite photocatalytic spray liquid is using by " washable filed in the applicant on 07 29th, 2016 Attapulgite photocatalytic spray liquid ", Chinese Patent Application No. is：201610612590.2.

Heretofore described PCm is weight percentage.

Having in the attapulgite potter's clay powder of air purification function in the present invention has substantial amounts of micropore and activated carbon, has relatively Caking property well, plasticity, thixotropy, fire resistance and heat stability, can effectively adsorb formaldehyde in air, ammonia and benzene etc. and be harmful to Material.

It is primary raw material using the attapulgite potter's clay powder with air purification function, produce gravel and there is purify air work( The boron mud light ceramic of energy, has given full play to the effective efficiency of the attapulgite potter's clay powder with air purification function.

Boron mud is referred to as macroporous soil, and typical boron mud porosity is higher, advantageously reduces gravel and has air purification function The bulk density of boron mud light ceramic and increase within porosity.

In roasting process, the lipid in active white clay waste slag and organic common gravel of participating in have active white clay waste slag Have the roasting of the boron mud light ceramic of air purification function, improve the heat of combustion-gas flow, not only can save energy, also favourable The inside in gravel with the boron mud light ceramic of air purification function can be grilled thoroughly completely, increase gravel and have purify air The porosity within boron mud light ceramic of function.

White carbon, light magnesium oxide, activated alumina and sodium aluminate can improve the boron that gravel has air purification function The absorbability of mud light ceramic has the granule strength of the boron mud light ceramic of air purification function with increase gravel.

Gravel has in the dispensing of boron mud light ceramic semi-finished product of air purification function and adopts sodium lauryl sulphate, Be conducive to produce substantial amounts of foam in stirring mixed process, to increase the boron mud lightweight that gravel has air purification function Micropore within haydite.

Precipitated calcium carbonate, gesso, cenosphere and expanded perlite can reduce gravel and have air purification function Boron mud light ceramic bulk density, increase gravel and there is the hole within boron mud light ceramic of air purification function Rate.

The gravel sucking washable attapulgite photocatalytic spray liquid has the boron mud light ceramic half of air purification function Finished product, has the boron mud light ceramic of air purification function, under the irradiation of light, gravel has after drying for gravel The boron mud light ceramic of air purification function can continual adsorb and the pollutant such as degradation of formaldehyde, ammonia, benzene and TVOC, and There is extremely strong sterilization, the function of deodorization, mould proof, anti-fouling and self-cleaning and purify air.

The boron mud light ceramic cylindrical particle moisture content that gravel after extruder grain has air purification function is more than 30%, it is delivered directly to swinging roaster high temperature roasting, in high-temperature calcination process, the surface of cylindrical particle first starts Sintering curing, and the water vapour of inside is difficult to rapid evaporation out, cylindrical particle will produce explosion, nor can be by circle Grill thoroughly inside cylindrical particle.

The present invention first cylindrical particle is transported in swinging drying oven and slowly carries out prebake, and drying temperature controls 150～250 DEG C, then the cylindrical particle after drying is transported in disintegrating machine and is crushed, broken after carry out screening for not advising Gravel granule then, finally by the irregular gravel granule input swinging roasting kiln roasting after screening, combustor Temperature control at 650～750 DEG C it can be ensured that irregular gravel granule is grilled thoroughly in roasting process, and can also Save more than 25% fuel.

It is still up to more than 600 DEG C in temperature in irregular gravel granule after roasting, will be irregular after roasting Gravel granule input rustless steel cylinder storehouse in be incubated, it is possible to use the waste heat of itself, continue to irregular gravel Grain uniformly heats, not only can ensure that will grill thoroughly completely inside irregular gravel granule moreover it is possible to play uniformly dispersing heat and The effect of slow cooling, to improve the inherent quality that gravel has the boron mud light ceramic semi-finished product of air purification function.

The boron mud light ceramic semi-finished product that gravel has air purification function are a kind of irregular gravel granules, table There is substantial amounts of micropore face and inside, and are a kind of open pores, open pore not only each other insertion also communicate with the external world, increased pottery The effective ratio area of grain, intensity and reduction bulk density, and absorption and the purification of haydite can be greatly improved in actual use The effect of air.

The boron mud light ceramic that gravel has air purification function has that specific surface area is big, bulk density is low, lightweight is strong Spend, hydroscopicity is high, absorption and the superior feature of purifying property, the boron mud light ceramic that gravel has air purification function exists There is no dust under drying regime, the pollutant such as the substantial amounts of formaldehyde of in the air, ammonia, benzene and TVOC can be adsorbed, be immersed in water all the year round In also will not produce disintegrate.

The gravel sucking washable attapulgite photocatalytic spray liquid has the boron mud light ceramic of air purification function, is Degraded on the basis of absorption, improve gravel comprehensively and there is the boron mud light ceramic absorption of air purification function and net Change the ability of air.

The boron mud light ceramic that gravel has air purification function uses through long, adsorbs a certain amount of pollution After thing, boron mud photocatalyst degradation capability begins to decline, and can present saturation, using 90～100 DEG C of hot water, will locate Gravel in saturation has the boron mud light ceramic of air purification function and carries out backwash, and cleaning sticks to gravel tool There is boron mud photo-catalyst film or the microgranule inside and outside the boron mud light ceramic of air purification function, after cleaning up, by new preparation Washable attapulgite photocatalytic spray liquid, sprays or is dipped into gravel and have in the boron mud light ceramic of air purification function Outward, and dried or dry, can continue to play the boron mud light ceramic purify air that gravel has air purification function Effect.

The microgranule waste residue washing down can be used for planting bracketplant, Aloe, Folium Sansevieriae Trifasclatae, pocket Cortex cocois radiciss, Caulis Hederae Sinensiies and Epipremnum aureum (Linde et Andre) (Bunting.) In green plantss, the interior thing that stays not decomposed of microgranule waste residue slowly will be adsorbed by green plantss such as bracketplant, Aloe, Folium Sansevieriae Trifasclataes Decompose, new pollution will not be produced.

Gravel have air purification function boron mud light ceramic be applied to placement indoors, furniture cabinet, vehicle, fly In machine, ship, subway, tunnel, highway baffle, military installations, ornament materials, public place or other building, enter Row absorption and the pollutant such as degradation of formaldehyde, ammonia, benzene, TVOC, to reach the purpose of long-time purify air.

Specific embodiment

With reference to embodiment, the invention will be further described：

1st, gravel has the dispensing of the boron mud light ceramic of air purification function and is made up of following component by weight percentage：Broken Stone shape has the boron mud light ceramic semi-finished product 85% of air purification function and washable attapulgite photocatalytic spray liquid 15%.

2nd, gravel has the production method of the boron mud light ceramic of air purification function：(1) first by washable attapulgite light Catalyzed spraying liquid is put in fermentation vat, then the boron mud light ceramic semi-finished product that gravel is had air purification function are slowly added to In washable attapulgite photocatalytic spray liquid in fermentation vat, the boron mud light ceramic half that gravel has air purification function becomes Micropore inside and outside product, constantly sucks washable attapulgite photocatalytic spray liquid, until in saturation；(2) take from fermentation vat The gravel going out to be filled washable attapulgite photocatalytic spray liquid has the boron mud light ceramic of air purification function, is transported to low Dried in warm swinging drying oven, drying temperature controls at 160～170 DEG C, and drying time controlled at 2 hours；(3) will be low Gravel after temperature is dried has the boron mud light ceramic of air purification function and is transported in vibrosieve and is sieved, and weeds out and is less than 0.25 millimeter of powder, packs the finished product of the boron mud light ceramic for gravel with air purification function.

3rd, gravel has the dispensing of the boron mud light ceramic semi-finished product of air purification function by weight percentage by following Group is grouped into：There is the attapulgite potter's clay powder 30% of air purification function, boron mud 45%, active white clay waste slag 4%, white carbon 4%th, precipitated calcium carbonate 2%, light magnesium oxide 0%, activated alumina 2%, sodium aluminate 2%, cenosphere 1%, gesso 1%th, expanded perlite 1%, sodium lauryl sulphate 2% and water 6%.

4th, gravel has the production method of the boron mud light ceramic semi-finished product of air purification function：(1) gravel is had In the stirring mixer that the dispensing input of the boron mud light ceramic semi-finished product of air purification function has operated, stirring is mixed into broken Stone shape has the mixture of the boron mud light ceramic of air purification function；By gravel have air purification function boron mud light The mixture of matter haydite is transported in Squeezinggranulator, and extruder grain is a kind of cylindrical particle, (3) conveys cylindrical particle Dried in swinging drying oven, drying temperature controls at 220～230 DEG C, and drying time controlled at 1 hour；(4) will dry Cylindrical particle after dry is transported in disintegrating machine and is crushed, and carrying out screening after crushing is irregular gravel granule, broken The fineness of the particles of stone shape granule controls at 0.5～5 millimeter；(5) by the irregular gravel granule input swinging roasting after screening Burn kiln roasting, at 650～660 DEG C, roasting time controlled at 1 hour the temperature control of combustor；(6) by not advising after roasting It is incubated in gravel granule input rustless steel cylinder storehouse then, temperature retention time controlled at 16 hours；(7) after insulation being cooled down not The gravel granule of rule is transported in vibrosieve and is sieved, and after weeding out the powder less than 0.25 millimeter, is gravel tool There are the boron mud light ceramic semi-finished product of air purification function.

Claims (3)

1. a kind of gravel has the boron mud light ceramic of air purification function it is characterised in that gravel has purify air The dispensing of the boron mud light ceramic of function is made up of following component by weight percentage：Gravel has the boron of air purification function Mud light ceramic semi-finished product 55～95% and washable attapulgite photocatalytic spray liquid 5～45%；

Described gravel has the dispensing of the boron mud light ceramic semi-finished product of air purification function by weight percentage by following group It is grouped into：Have the attapulgite potter's clay powder 10～35% of air purification function, boron mud 15～55%, active white clay waste slag 2～ 10%th, white carbon 1～8%, precipitated calcium carbonate 1～5%, light magnesium oxide 0～5%, activated alumina 1～5%, sodium aluminate 0.5～5%, cenosphere 0.5～5%, gesso 0.5～5%, expanded perlite 0.5～5%, sodium lauryl sulphate 0.5～5% and water 0～30%；

Gravel has the production method of the boron mud light ceramic semi-finished product of air purification function：(1) gravel had purification empty In the stirring mixer that the dispensing input of the boron mud light ceramic semi-finished product of airway dysfunction has operated, stirring is mixed into gravel tool There is the mixture of the boron mud light ceramic of air purification function；(2) gravel had the boron mud light ceramic of air purification function Mixture be transported in Squeezinggranulator, extruder grain be a kind of cylindrical particle, (3) cylindrical particle is transported to revolution Dried in formula drying oven, drying temperature controls at 200～250 DEG C, and drying time controlled at 1～4 hour；(4) after drying Cylindrical particle be transported in disintegrating machine and crushed, broken after to carry out screening be irregular gravel granule, gravel The fineness of the particles of granule controls at 0.5～6 millimeter；(5) by the irregular gravel granule input swinging roaster after screening Middle roasting, at 650～750 DEG C, roasting time controlled at 1～3 hour the temperature control of combustor；(6) will be irregular after roasting Gravel granule input rustless steel cylinder storehouse in be incubated, temperature retention time controls at 8～24 hours；(7) after insulation being cooled down not The gravel granule of rule is transported in vibrosieve and is sieved, and after weeding out the powder less than 0.25 millimeter, is gravel tool There are the boron mud light ceramic semi-finished product of air purification function；

The dispensing of described washable attapulgite photocatalytic spray liquid is made up of following component by weight percentage：Concavo-convex after acidifying Excellent stone clay 4～15%, high viscous Concave-convex clay rod 3～10%, nano titanium oxide 1～5%, white carbon 1～5%, nanometer Ag-carried antibacterial powder 0.5～5%, nano magnesia 0.5～5%, nano zirconium dioxide 0～5%, nano aluminium oxide 0～5%, receive Rice zinc oxide 0～5%, polyvinyl alcohol 0.5～5%, Polyethylene Glycol 0.1～3%, polydimethylsiloxane 0.1～2% and go from Sub- water 50～82%；

The production method of washable attapulgite photocatalytic spray liquid：(1) the dispensing of washable attapulgite photocatalytic spray liquid is inputted Carry out strong stirring, dispersion and emulsifying in the high speed dispersor having operated, be then ground to erasable in input three-roll grinder Wash the semi-finished product of attapulgite photocatalytic spray liquid；(2) the semi-finished product of washable attapulgite photocatalytic spray liquid are inputted colloid mill In, carry out again disperseing, emulsifying, pulverizing, homogenizing, froth breaking and grinding；(3) the washable attapulgite photocatalytic spray liquid after grinding Granularity≤0.01 millimeter of middle solid particle, canned for washable attapulgite photocatalytic spray liquid.

2. gravel according to claim 1 has the boron mud light ceramic of air purification function it is characterised in that having Fineness of the particles≤0.074 millimeter of the attapulgite potter's clay powder of air purification function, free water≤30% of boron mud, active hargil gives up Fineness of the particles≤0.149 millimeter of slag, fineness of the particles≤0.074 millimeter of precipitated calcium carbonate, the fineness of the particles of light magnesium oxide ≤ 0.074 millimeter, fineness of the particles≤0.074 millimeter of activated alumina, fineness of the particles≤0.074 millimeter of sodium aluminate, hollow Fineness of the particles≤0.149 millimeter of microballon, fineness of the particles≤0.074 millimeter of gesso, the fineness of the particles of expanded perlite ≤ 0.074 millimeter.

3. gravel according to claim 1 has the boron mud light ceramic of air purification function it is characterised in that rubble Shape has the production method of the boron mud light ceramic of air purification function：(1) first washable attapulgite photocatalytic spray liquid is put into In fermentation vat, then the boron mud light ceramic semi-finished product that gravel is had air purification function be slowly added to erasable in fermentation vat Wash in attapulgite photocatalytic spray liquid, gravel has the micropore inside and outside the boron mud light ceramic semi-finished product of air purification function, Constantly suck washable attapulgite photocatalytic spray liquid, until in saturation；From fermentation vat take out be filled washable The gravel of attapulgite photocatalytic spray liquid has the boron mud light ceramic of air purification function, is transported to low temperature rotary and dries Dried in stove, drying temperature controls at 150～180 DEG C, and drying time controlled at 1～3 hour；(3) by after oven drying at low temperature The boron mud light ceramic that gravel has air purification function is transported in vibrosieve and is sieved, and weeds out less than 0.25 millimeter Powder, packs the finished product of the boron mud light ceramic for gravel with air purification function.