CN106431243A - Production method of multifunctional quincuncial cinerite light through-hole ceramsite - Google Patents

Production method of multifunctional quincuncial cinerite light through-hole ceramsite Download PDF

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CN106431243A
CN106431243A CN201610837624.8A CN201610837624A CN106431243A CN 106431243 A CN106431243 A CN 106431243A CN 201610837624 A CN201610837624 A CN 201610837624A CN 106431243 A CN106431243 A CN 106431243A
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volcanic ash
finished product
hole
ash lightweight
functional quincunx
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蒋文兰
许庆华
焦文涛
金白云
薛晓明
袁欣
吴青
吴一青
许盛英
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Abstract

The invention discloses a production method of multifunctional quincuncial cinerite light through-hole ceramsite. According to the technical scheme, ingredients are stirred, extruded and pelletized, dried, calcined, kept warm, screened and then sealed and packaged to be the multifunctional quincuncial cinerite light through-hole ceramsite, the ingredients are composed of cinerite, high-viscosity attapulgite clay, zeolite, activated clay waste residues, activated aluminum oxide, nano-zinc oxide, light magnesium oxide, light calcium carbonate, hollow microspheres, expanded perlite, expanded vermiculite and sodium dodecyl sulfate, and the ceramsite has the advantages of being good in adsorptive property, large in effective specific surface area, high in porosity, small in stacking density, high in light strength and capable of integrating micropores and macropores and is suitable for various greening projects such as water purification and filtration, soil remediation, garden greening, roof greening and desertification control; the production method of the multifunctional quincuncial cinerite light through-hole ceramsite is suitable for producing the multifunctional cinerite light through-hole ceramsite in different shapes such as quincunx, a cylinder and a sphere.

Description

The production method of multi-functional quincunx volcanic ash lightweight through hole haydite
Technical field
The present invention relates to haydite, and in particular to a kind of production method of multi-functional quincunx volcanic ash lightweight through hole haydite.
Background technology
In purification of water quality filtration treatment technique, need using substantial amounts of ceramic grain filter, the ceramic grain filter that tradition is used is Using the raw material such as potter's clay, clay and flyash, after pelletize, high temperature sintering is formed.Cultivate or plant various nursery stocks, flowers and plants and vegetable During dish, also frequently with lytag, leca, haydites of book structure and flower ceramsite as soilless culture substrate.
Lytag, leca and haydites of book structure are a kind of artificial lightweight aggregates, using high-quality clay, shale or fine coal Ash is primary raw material, by rotary kiln high-temperature roasting, forms through expanded, is in alveolate texture as which is internal, thus has light The features such as matter, high-strength, heat conductivity are low, water absorption rate is little,（Refer to national standard：GB/T 17431.1-2010 light-weight aggregate and its Test method）.
As artificial lightweight aggregate is after high-temperature roasting, its surface forms one layer of enamel, although inside artificial lightweight aggregate be in The micropore of alveolate texture, but, the micropore of internal cellular shape structure is a kind of closed pore, the micropore of alveolate texture not only that Do not connect between this, and and external environment, water absorption rate is relatively low, is practically free of moisture inside artificial lightweight aggregate, will be artificial Light-weight aggregate is put in water body, can only float on the surface of water, and therefore, artificial lightweight aggregate can only be sprinkling upon the top layer of soil, as one Kind of decoration, can not be directly used in the plants such as the various nursery stocks of plantation, flowers and vegetable, also not be suitable for purification of water quality filtration treatment In technique.
Chinese patent Authorization Notice No.：102503539 B of CN, authorized announcement date：On 04 17th, 2013, entitled " circle Spherical attapulgite flower ceramsite ", discloses that " a kind of spherical attapulgite flower ceramsite, spherical attapulgite flower ceramsite is by height Viscous attapulgite clay powder, attapulgite clay mine tailing, red bentonite in powder, sludge, kieselguhr mine tailing mine tailing and rice husk Powder constitutes.The dispensing of spherical attapulgite flower ceramsite is packaged as spheroidal through mixing, pelletize, roasting, cooling and screening Attapulgite flower ceramsite ".
Chinese patent Authorization Notice No.：100423808 C of CN, authorized announcement date：On October 08th, 2008, entitled " recessed The production method of convex stick ceramic grain filter ", discloses " a kind of production method of concave convex stick ceramic grain filter, the main points of its technical scheme It is that the production method of concave convex stick ceramic grain filter is：Dispensing, pulverizing, pelletize, roasting, sieve, be packaged as finished product.Concave convex stick ceramic grain Filtrate is made up of attapulgite clay, gangue and volcanic ash ".
Spheroidal ceramsite preparation process：(1) first powdery dispensing is added in the comminutor for having operated, with the height for preparing Pressure spray water spray solution is in powdery dispensing, and powdery dispensing is delayed by the vaporific aqueous solution adhesion of high pressure on the surface of powdery dispensing A kind of bead of diameter less than 0.5 millimeter is processed into slowly, and bead continues to roll in comminutor；(2) vaporific water-soluble by prepared Liquid is sprayed at the surface of bead, and the bead in comminutor is sufficiently moistened in operation process, then powdery dispensing is trickled down On the surface of Shi Run bead, powdery dispensing parcel is sticky on the surface of bead, and the volume of bead is increasing；(3) through repeatedly weight The vaporific aqueous solution of multiple sprinkling and powdery dispensing is trickled down on the surface of Shi Run bead, powdery dispensing and vaporific aqueous solution are one In the encapsulation process of the another layer of layer, promote the volume of bead constantly to be increased, the overall process of pelletize is finally completed, is prepared into A kind of higher spheroidal haydite of intensity.
As spherical granules internal structure is very closely knit, the effective specific surface area of spherical granules is greatly reduced, circle The proportion of spheroidal particle and bulk density are all than larger.
Spheroidal haydite internal structure after roasting is even closer, although the spheroidal haydite intensity after roasting compares Height, but more cause effective ratio area and significantly reduce, and proportion and bulk density are remained than larger, so as to significantly Reduce absorption, purification, filter capacity and the water absorption rate of spheroidal haydite.
Spheroidal haydite is difficult to grill thoroughly completely in roasting process, inside haydite, by the spheroidal haydite that does not grill thoroughly It is put in water and explosion and disintegrate can be produced, directly influences purification of water quality filter effect.
Test through multiple sampling：Artificial lightweight aggregate average bulk density >=800kg/m on the market, mean water absorption Rate≤18%, spherical attapulgite flower ceramsite average bulk density >=850kg/m, mean water absorption rate≤50%, Attapulgite ceramic Grain filtrate average bulk density >=950kg/m, mean water absorption rate≤40%.
By contrast, the bulk density of this several haydite causes effective specific surface area smaller, water absorption rate all than larger Than relatively low, user wishes to invent that a kind of advantages of good adsorption effect, the rate of filtration be fast, bulk density≤800kg/m and water absorption rate >= 65% light ceramic, to be applied to purification of water quality filtration, soil remediation and various afforestation projects.
Content of the invention
The purpose of the present invention is to overcome weak point in prior art, provides a kind of multi-functional quincunx volcanic ash lightweight and leads to The production method of hole haydite.
The production method of multi-functional quincunx volcanic ash lightweight through hole haydite：By multi-functional quincunx volcanic ash lightweight through hole The dispensing of haydite is stirred, extruder grain, drying, roasting, insulation, pack as multi-functional quincunx volcanic ash after screening Lightweight through hole haydite.
The dispensing of multi-functional quincunx volcanic ash lightweight through hole haydite is by volcanic ash, high viscous Concave-convex clay rod, zeolite, work Property hargil waste residue, activated alumina, nano zine oxide, light magnesium oxide, precipitated calcium carbonate, cenosphere, expanded perlite, swollen Swollen Vermiculitum and sodium lauryl sulphate composition.
Volcanic ash refers to be gone out by volcanic eruption and rubble and mineral particles of the diameter less than 2 millimeters, in fulminant fire In the motion of mountain, solid stone and molten slurry are broken down into trickle particle and form volcanic ash, and substantial amounts of volcanic ash is deposited in volcano The vicinity of mouth, accumulation over a long time is mixed in together with the soil of surrounding, can be developed well, and the present invention is selected Fineness of the particles≤0.074 millimeter with volcanic ash.
Attapulgite also known as Paligorskite or Palygorskite, are the clay pits of zeopan containing Shuifu County of a kind of layer of chain structure Thing, attapulgite clay has unique layer chain structure feature, and crystal is in needle-like, fibrous or fiber collection shape.Attapulgite Stone clay has good colloidal nature and the higher absorbabilitys such as unique dispersion, high temperature resistant, salt resistance alkali.
High viscous Concave-convex clay rod be with attapulgite clay as raw material, through broken, immersion, interpolation, roll-in, drying, powder A kind of natural prodcuts obtained in the technique such as broken, the good adhesion agent with viscosity higher, it is mainly used in fine chemistry industry, building materials, stone The industries such as oiling work, agricultural, environmental protection, to improve quality and effect of product, the present invention is from the dynamic of high viscous Concave-convex clay rod Power viscosity >=2200 mPa s, product quality needs to meet the standard of JC/T 2266-2014 attapulgite clay product；This Invention is from fineness of the particles≤0.074 millimeter of high viscous Concave-convex clay rod.
Natural zeolite has unique internal structure and Crystallochemical Properties so as to inhale with water suction, absorption, selectivity The excellent physicochemical properties such as attached, ion exchange, catalytic reaction, acidproof and radiation hardness, are a kind of new nonmetallic ore raw materials, this Invention is from fineness of the particles≤0.074 millimeter of zeolite.
Active hargil is a kind of odorless, tasteless, nontoxic white or cream-coloured powder or granule, and the activity after decolourizing is white Soil loses activity and becomes active white clay waste slag, and these active white clay waste slags are all abandoned by some oily factories, if cannot and When process, produces after the fermentation of lipid organic matter 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 is from active white clay waste slag Fineness of the particles≤0.149 millimeter.
Activated alumina is the solid material of a kind of porous, high degree of dispersion, has very big surface area, its micropore surface tool 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 is from fineness of the particles≤0.074 millimeter of activated alumina.
Nano zine oxide is a kind of new high function fine inorganic product geared to the 21st century, with common zinc oxide institute no Particularity and purposes that method compares, can make high efficiency photocatalyst, for organic pollution in degrading waste water, environment purification etc..
Light magnesium oxide is the loose unformed powder of white lightweight, odorless, tasteless, and nontoxic, volume shared by light magnesium oxide is about Three times for heavy-burned magnesia or so, have an extremely fireproof heat-insulating property, reinforcing agent, adhesive, and the present invention selects light magnesium oxide Fineness of the particles≤0.074 millimeter.
Precipitated calcium carbonate fine particles, surface are rougher, and specific surface area is big, and precipitated calcium carbonate easily divides also with not settling Dissipate, the characteristic such as good luster, the present invention is from fineness of the particles≤0.074 millimeter of precipitated calcium carbonate.
Cenosphere outward appearance is canescence, is a kind of loose, powder body material of good fluidity, and cenosphere proportion is little, table Face is smooth, intensity is big, easily dispersion, and the present invention is from fineness of the particles≤0.149 millimeter of cenosphere.
Perlite is expanded and becomes a kind of lightweight, multifunctional novel shaped material, with apparent density light, heat conductivity is low, The features such as chemical stability is good, the present invention is from fineness of the particles≤0.074 millimeter of expanded perlite.
Vermiculitum is after high-temperature roasting, and its volume energy expands rapidly several times to tens times, and the Vermiculitum after volumetric expansion is swollen Swollen Vermiculitum, is one of mineral most light in the world, the present invention from the expanded vermiculite after crushing, the fineness of the particles of expanded vermiculite≤ 0.074 millimeter.
Sodium lauryl sulphate is white or faint yellow powdery, is dissolved in water, insensitive to alkali and hard water, with decontamination, breast Change and excellent foaming power, be a kind of nontoxic anion surfactant.
The technical scheme is that：
1st, the production method of multi-functional quincunx volcanic ash lightweight through hole haydite：
(1) in the stirring mixer for the dispensing input of multi-functional quincunx volcanic ash lightweight through hole semi-finished product having operated, Stirring is mixed into the mixture of multi-functional quincunx volcanic ash lightweight through hole semi-finished product, is transported to screw rod through belt feeder and squeezes Standby in the feed bin on pressure comminutor top；
(2), by the core rod for producing multi-functional quincunx volcanic ash lightweight through hole semi-finished product, screw extruding pelletize is placed on The valve of feed bin in the template of machine, is opened, the mixture of multi-functional quincunx volcanic ash lightweight through hole semi-finished product is conveyed To in screw extruder pelletizer, extruder grain is multi-functional quincunx volcanic ash lightweight through hole semi-finished product；Multi-functional Flos Mume The outside diameter control of shape volcanic ash lightweight through hole semi-finished product at 5～60 millimeters, length control at 5～60 millimeters, multi-functional prunus mume (sieb.) sieb.et zucc. The through hole internal diameter control at flower-shape volcanic ash lightweight through hole semi-finished product center is in 1～5 millimeter of ￠, and number of openings control is 1～6 Individual；
(3), by multi-functional quincunx volcanic ash lightweight through hole semi-finished product, it is transported in swinging drying oven through belt feeder Row is dried, and the control of swinging drying oven drying temperature is at 150～250 DEG C, and drying time control was at 1～4 hour, and swinging is dried Furnace exhaust gas temperature control is at 50～100 DEG C；
(4) by the multi-functional quincunx volcanic ash lightweight through hole semi-finished product after drying, defeated from the discharging opening of swinging drying oven Swinging roasting kiln roasting is sent to, the temperature control of combustor is at 900～950 DEG C, and roasting time controlled at 1～4 hour, roasting Furnace exhaust gas temperature control is burnt at 150～250 DEG C；
(5) the multi-functional quincunx volcanic ash lightweight through hole semi-finished product after roasting is discharged from the discharging opening of swinging roaster, By the multi-functional quincunx volcanic ash lightweight through hole semi-finished product after roasting, through U-shaped conveying worm input rustless steel circle It is incubated in silos, temperature retention time controlled at 24～72 hours；
(6) the valve in rustless steel cylinder storehouse is opened, by cooled multi-functional quincunx volcanic ash lightweight through hole haydite after insulation Semi-finished product are transported in cylinder vibrosieve through belt feeder, are sieved by screen cloth, are packed as multi-functional prunus mume (sieb.) sieb.et zucc. after screening Flower-shape volcanic ash lightweight through hole haydite finished product, the powder after screening is discharged from powder discharge line, and broken haydite is from broken pottery Grain discharge line is discharged；
(7) dry and the technique of roasting adopts reflux type, be the high temperature hot gas stream that burner is ejected, by combustor The high temperature hot gas flow tube road of the heart enters swinging roaster, and swinging roaster tail gas thermal current enters swinging drying oven, returns Rotatable drying furnace exhaust gas are discharged by drying oven exhaust pipe；Multi-functional quincunx volcanic ash lightweight through hole semi-finished product, first Enter and dried in swinging drying oven, swinging roasting kiln roasting is entered back into, the multi-functional quincunx volcano after roasting Grey lightweight through hole semi-finished product, discharges from the discharging opening of swinging roaster, multi-functional quincunx volcanic ash lightweight through hole pottery Flowing after grain semi-finished product enter swinging drying oven and swinging roaster, with high temperature hot gas stream and roaster tail gas thermal current Direction is contrary.
2nd, the dispensing of multi-functional quincunx volcanic ash lightweight through hole semi-finished product is by weight percentage by following component group Become：Volcanic ash 10～35%, high viscous Concave-convex clay rod 5～25%, zeolite 5～20%, active white clay waste slag 2～10%, work Property aluminium oxide 1～5%, nano zine oxide 1～5%, light magnesium oxide 1～5%, precipitated calcium carbonate 1～5%, cenosphere 1～ 5%th, expanded perlite 0.5～5%, expanded vermiculite 0.5～5%, sodium lauryl sulphate 0.1～5% and water 5～40%.
In the compound of the volcano grey matter of the present invention, a number of active silica, activated alumina etc. is there is Active component, can increase intensity and the absorbability of multi-functional quincunx volcanic ash lightweight through hole haydite.
High viscous Concave-convex clay rod has good colloidal natures such as unique dispersion, high temperature resistant, salt resistance alkali and higher Absorbability, and with certain plasticity and cohesive force, the dynamic viscosity >=2200 mPa s of high viscous Concave-convex clay rod, Adhesive force is good, is conducive to the bonding between raw material, increases intensity and the absorption of multi-functional quincunx volcanic ash lightweight through hole haydite Ability.
Natural zeolite has unique internal structure and Crystallochemical Properties so as to inhale with water suction, absorption, selectivity The excellent physicochemical properties such as attached, ion exchange, catalytic reaction, acidproof and radiation hardness, can strengthen multi-functional quincunx volcanic ash lightweight The absorption of through hole haydite and filter effect.
Active white clay waste slag is in roasting process, and the lipid organic matter in active white clay waste slag participates in multi-functional Flos Mume jointly The roasting of shape volcanic ash lightweight through hole haydite, improves the heat of combustion-gas flow, not only can save energy, also help multi-functional The inside of quincunx volcanic ash lightweight through hole haydite can be grilled thoroughly completely, increase multi-functional quincunx volcanic ash lightweight through hole haydite table Face and internal porosity.
Activated alumina, nano zine oxide and light magnesium oxide are conducive to improving multi-functional quincunx volcanic ash lightweight through hole The adsorption effect of haydite and the intensity of the multi-functional quincunx volcanic ash lightweight through hole haydite of increase.
Precipitated calcium carbonate, cenosphere, expanded perlite and expanded vermiculite can reduce multi-functional quincunx volcanic ash lightweight The bulk density of through hole haydite, increases multi-functional quincunx volcanic ash lightweight through hole haydite surface and internal porosity.
Sodium lauryl sulphate is adopted in the dispensing of multi-functional quincunx volcanic ash lightweight through hole haydite, be conducive in stirring Substantial amounts of foam can be produced in mixed process, to increase the micropore inside multi-functional quincunx volcanic ash lightweight through hole haydite.
The face shaping of multi-functional quincunx volcanic ash lightweight through hole haydite is designed as quincunx, is conducive to increasing multi-functional Quincunx volcanic ash lightweight through hole haydite voidage each other and the multi-functional quincunx volcanic ash lightweight through hole haydite of reduction Bulk density.
The macropore at multi-functional quincunx volcanic ash lightweight through hole haydite center is designed as through hole, is conducive to increasing multi-functional prunus mume (sieb.) sieb.et zucc. The effective ratio area of flower-shape volcanic ash lightweight through hole haydite, reduction bulk density and the multi-functional quincunx volcanic ash lightweight of increase The porosity of through hole haydite.
Multi-functional quincunx volcanic ash lightweight through hole semi-finished product moisture content after extruder grain is more than 30%, directly defeated Swinging roaster high temperature roasting is sent to, in high-temperature calcination process, the surface of semi-finished product first starts sintering curing, and Internal water vapour is difficult rapid evaporation out, and semi-finished product will produce explosion, nor can be by semi-finished product Portion grills thoroughly.
The present invention is first transported to multi-functional quincunx volcanic ash lightweight through hole semi-finished product in swinging drying oven and delays Slow-motion row is dried, and drying temperature controls at 150～250 DEG C, then the multi-functional quincunx volcanic ash lightweight through hole after drying is made pottery Grain semi-finished product are transported to swinging roasting kiln roasting, and the temperature control of combustor is at 900～950 DEG C, it can be ensured that in roasting During will not produce explosion, be conducive to grilling thoroughly haydite.
As swinging roaster is a kind of direct-fired mode, high temperature hot gas stream is from swinging roaster combustor After high temperature hot gas flow tube road is entered in stove, by the effect of air-introduced machine, thermal current reaches the afterbody of swinging roaster quickly, when Chamber temperature is at 900～950 DEG C, and the exhaust temperature of roaster can reach 150～250 DEG C, and tail gas thermal current will be from roasting Discharge in furnace exhaust gas pipeline, what tail gas thermal current can be in vain slatterns, and causes direct economic loss.
The present invention is entered using reverse-flow drying and roasting technique, multi-functional quincunx volcanic ash lightweight through hole semi-finished product After entering drying oven and roaster, it is contrary with the flow direction of thermal current, is conducive to multi-functional quincunx volcanic ash lightweight Through hole semi-finished product slowly improves the temperature that dries with roasting；In drying and roasting process, multi-functional quincunx volcanic ash Lightweight through hole semi-finished product will can be grilled thoroughly inside semi-finished product through continuous uniform drying and roasting.
The present invention makes full use of the waste heat of swinging roaster tail gas, and the waste heat of roaster tail gas is directly inputted swinging In drying oven, multi-functional quincunx volcanic ash lightweight through hole semi-finished product is carried out preheating drying, it is not necessary to increase new Thermal source, can save 10～25% energy.
In multi-functional quincunx volcanic ash lightweight through hole semi-finished product after roasting still up to 700 DEG C of temperature with On, will be incubated in the multi-functional quincunx volcanic ash lightweight through hole semi-finished product input rustless steel cylinder storehouse after roasting, permissible Using the waste heat of itself, continue multi-functional quincunx volcanic ash lightweight through hole semi-finished product is uniformly heated, not only can ensure that To be grilled thoroughly inside multi-functional quincunx volcanic ash lightweight through hole haydite completely, moreover it is possible to play a part of uniformly dispersing heat, improve The inherent quality of multi-functional quincunx volcanic ash lightweight through hole haydite.
And the production technology of conventional haydite be the haydite after roasting is directly inputted in rotary cooler be aerated cold But pack afterwards, thermal loss is larger, and have influence on the quality of product.
There is substantial amounts of micropore multi-functional quincunx volcanic ash lightweight through hole haydite surface and inside, are a kind of open pores, open Oral pore not only each other insertion also communicate with the external world, the macropore at multi-functional quincunx volcanic ash lightweight through hole haydite center is a kind of logical Hole, is conducive in roasting process, will can grill thoroughly completely, and can increase the effective ratio area of haydite, intensity inside haydite With reduction bulk density.
There is the micropore being interconnected in a large number multi-functional quincunx volcanic ash lightweight through hole haydite surface and inside, will be multi-functional Quincunx volcanic ash lightweight through hole haydite is put in water, it will sink under water rapidly, while large quantity of moisture is sucked, by many work( Air that can be in quincunx volcanic ash lightweight through hole haydite internal capillary is cemented out, multi-functional quincunx volcanic ash lightweight through hole Haydite is immersed in water all the year round and will not also produce disintegrate in the dry state without dust.
Multi-functional quincunx volcanic ash lightweight through hole haydite has that absorption property is good, effective ratio area is big, porosity is high, Bulk density is little, permeability is superior, lightweight intensity height, appearance and modeling free from extraneous odour attractive in appearance, without harmful levels of pathogens, micropore and macropore The feature being integrated.
During for purification of water quality filtration treatment technique, the rate of filtration is fast, and water environment capacity is strong, and the fine particles in water body will be by In multi-functional quincunx volcanic ash lightweight through hole haydite, micropore mazy is adsorbed and is filtered, and water body is obtained in flow filtration Purify；Multi-functional quincunx volcanic ash lightweight through hole haydite is suitable for the growth of each quasi-microorganism, in its surface and internal capillary Stable, highly active biomembrane is formed, improves clean-up effect of the microorganism to sewage.
For heavy-metal contaminated soil reparation when, multi-functional quincunx volcanic ash lightweight through hole haydite can be put into and fill In the soil of water, 2～4 times turn over and rake is weeded is carried out, makes multi-functional quincunx volcanic ash lightweight through hole haydite abundant with soil Contact, multi-functional quincunx volcanic ash lightweight through hole haydite will adsorb the part heavy metal in soil, with specially after 3～10 days With instrument, the multi-functional quincunx volcanic ash lightweight through hole haydite in soil is taken out, heavy metal-polluted in soil in order to reduce Dye.
After the multi-functional quincunx volcanic ash lightweight through hole haydite for having adsorbed part heavy metal in soil is taken out, adopt The method such as chemical precipitation, oxidoreduction process, solvent extraction and separation, absorption method, membrane separation process or ion exchange is regenerated Process, multi-functional quincunx volcanic ash lightweight through hole haydite is dried in input swinging drying oven after Regeneration Treatment, Can repeatedly use.
As multi-functional quincunx volcanic ash lightweight through hole haydite surface and internal micropore are interconnected, work as haydite Inside and outside mazy micropore is taken High-Pressure Water to multi-functional quincunx volcanic ash by after the fine particles adsorption saturation in water body Lightweight through hole haydite carries out backwash, and fine particles that can be quickly by absorption in micropore inside and outside haydite are rinsed well, then are used Purification of water quality filtration treatment program in next round.With the purification of water quality rate of filtration fast, backwash effect is good, cycle of operation The high feature of long, utilization rate.
Although the water absorption rate of multi-functional quincunx volcanic ash lightweight through hole haydite is higher, even if during water absorption rate >=80%, many The appearance of function is quincunx volcanic ash lightweight through hole haydite is also a kind of state of moistening, and significantly water is not leaked out Come, multi-functional quincunx volcanic ash lightweight through hole haydite is packed together, is formed numerous spaces each other, will not bond Together, permeability is good.
In order to ensure the normal growth of plant is developed, water, the fertilizer of liquid or inorganic fertilizer are sprayed at multi-functional Flos Mume In shape volcanic ash lightweight through hole haydite, it is also possible to which multi-functional quincunx volcanic ash lightweight through hole haydite is immersed in water, fertilizer Or in the solution of inorganic fertilizer, multi-functional quincunx volcanic ash lightweight through hole haydite is taken after absorbing a certain amount of water of storage or liquid fertilizer Go out, during for cultivating or plant various nursery stocks, flowers and plants and vegetable, the root of plant is from multi-functional quincunx volcanic ash lightweight through hole Water or the nutritional labeling in liquid fertilizer is absorbed in haydite, it is ensured that growth and development of plants is good, survival rate is high and the life-span is longer, and can be big The big number of times for reducing moisturizing.
Multi-functional quincunx volcanic ash lightweight through hole haydite is applied to purification of water quality filtration, soil remediation, afforestation, famine Mountain greening, roof greening, alkaline land improvement, control of desert, Grassland Desertification are administered and multiple afforestation projects such as home gardening.
The production method of multi-functional quincunx volcanic ash lightweight through hole haydite is applied to quincunx, the cylindrical, ball of production The multi-functional volcanic ash lightweight through hole haydite of different shapes such as shape.
Description of the drawings
Fig. 1 is the total schematic diagram of the technological process of production of multi-functional quincunx volcanic ash lightweight through hole haydite, and Fig. 2 is that extruding is made Grain process flow diagram, Fig. 3 is to dry and roasting technique schematic flow sheet, and Fig. 4 is to be incubated and sieving technology schematic flow sheet, Fig. 5 is the schematic diagram of multi-functional quincunx volcanic ash lightweight through hole semi-finished product, and Fig. 6 is multi-functional quincunx volcanic ash lightweight The A-A of through hole semi-finished product is to profile, and Fig. 7 is the product schematic diagram of multi-functional quincunx volcanic ash lightweight through hole haydite, Fig. 8 is the product schematic diagram of Multi-functional circular cylindricality volcanic ash lightweight through hole haydite, and Fig. 9 is that the spherical volcanic ash lightweight of Multi-functional circular is led to The product schematic diagram of hole haydite.
As shown in the figure：1 is the dispensing of multi-functional quincunx volcanic ash lightweight through hole semi-finished product, and 2 is stirring mixer, 3 is the mixture of multi-functional quincunx volcanic ash lightweight through hole semi-finished product, and 4 is belt feeder, and 5 is feed bin, and 6 is valve, and 7 are Screw extruder pelletizer, 8 is the template of screw extruder pelletizer, 9 be for producing multi-functional quincunx volcanic ash lightweight through hole The core rod of semi-finished product, 10 is multi-functional quincunx volcanic ash lightweight through hole semi-finished product, and 11 is belt feeder, and 12 is revolution Formula drying oven, 13 is swinging drying oven drying temperature, and 14 is roaster tail gas thermal current, and 15 is roaster tail gas temperature, 16 It is the discharging opening of swinging drying oven, 17 is the multi-functional quincunx volcanic ash lightweight through hole semi-finished product after drying, 18 It is swinging roaster, 19 is the temperature of combustor, 20 is the high temperature hot gas flow tube road of combustor, and 21 is swinging roaster Discharging opening, 22 is the multi-functional quincunx volcanic ash lightweight through hole semi-finished product after roasting, and 23 is U-shaped conveying worm, 24 It is rustless steel cylinder storehouse, 25 is rustless steel cylinder storehouse valve, 26 is the multi-functional quincunx volcanic ash lightweight through hole pottery after insulation Grain semi-finished product, 27 is belt feeder, and 28 is powder discharge line, and 29 is to crush haydite discharge line, and 30 is cylinder vibrosieve, 31 It is screen cloth, 32 is multi-functional quincunx volcanic ash lightweight through hole haydite finished product, and 33 is high temperature hot gas stream flow direction, 34 is revolution Formula drying oven exhaust temperature, 35 is drying oven exhaust pipe, and 36 is multi-functional quincunx volcanic ash lightweight through hole semi-finished product External diameter, 37 is the through hole internal diameter at multi-functional quincunx volcanic ash lightweight through hole semi-finished product center, and 38 is multi-functional Flos Mume The number of openings of shape volcanic ash lightweight through hole semi-finished product, 39 is multi-functional quincunx volcanic ash lightweight through hole semi-finished product Length.
Specific embodiment
With reference to embodiment, the invention will be further described：
1st, the production method of multi-functional quincunx volcanic ash lightweight through hole haydite：
(1) the dispensing 1 of multi-functional quincunx volcanic ash lightweight through hole semi-finished product is input into the stirring mixer 2 for having operated In, stirring is mixed into the mixture 3 of multi-functional quincunx volcanic ash lightweight through hole semi-finished product, is transported to through belt feeder 4 Standby in the feed bin 5 on 7 top of screw extruder pelletizer；
(2), by the core rod 9 for producing multi-functional quincunx volcanic ash lightweight through hole semi-finished product, it is placed on screw extruding and makes In the template 8 of grain machine 7, the valve 6 of feed bin 5 is opened, by the mixing of multi-functional quincunx volcanic ash lightweight through hole semi-finished product Thing 3 is transported in screw extruder pelletizer 7, and extruder grain is multi-functional quincunx volcanic ash lightweight through hole semi-finished product 10； The external diameter 36 of multi-functional quincunx volcanic ash lightweight through hole semi-finished product controls at 8 millimeters, and length 39 controls at 8 millimeters, many 38 internal diameter 37 of through hole at function is quincunx volcanic ash lightweight through hole semi-finished product center controls in 1.5 millimeters of ￠, and through hole 38 is counted Amount control is at 1；
(3), by multi-functional quincunx volcanic ash lightweight through hole semi-finished product 10, through belt feeder 11, swinging drying oven is transported to Dried in 12,12 drying temperature 13 of swinging drying oven controls at 150～250 DEG C, and drying time controlled at 2 hours, returns 12 exhaust temperature 34 of rotatable drying oven controls at 50～80 DEG C；
(4) by the multi-functional quincunx volcanic ash lightweight through hole semi-finished product 16 after drying, from the discharging of swinging drying oven 12 Mouth 17 is transported to roasting in swinging roaster 18, and the temperature 19 of combustor controls at 920～940 DEG C, and roasting time controls 2 Hour, roaster tail gas temperature 15 controls at 150～250 DEG C,；
(5) the multi-functional quincunx volcanic ash lightweight through hole semi-finished product 22 after roasting is from the discharging opening of swinging roaster 18 21 discharge, by the multi-functional quincunx volcanic ash lightweight through hole semi-finished product 22 after roasting, defeated through U-shaped conveying worm 23 Enter in rustless steel cylinder storehouse 24 and be incubated, temperature retention time controlled at 36 hours；
(6) the valve 25 in rustless steel cylinder storehouse 24 is opened, by cooled multi-functional quincunx volcanic ash lightweight through hole after insulation Semi-finished product 26 is transported in cylinder vibrosieve 30 through belt feeder 27, is sieved by screen cloth 31, sealed bundle after screening Fill as multi-functional quincunx volcanic ash lightweight through hole haydite finished product 32, the powder after screening is discharged from powder discharge line 28, break Broken haydite is discharged from broken haydite discharge line 29；
(7) dry and the technique of roasting adopts reflux type, be the high temperature hot gas stream 33 that burner is ejected, by combustor The high temperature hot gas flow tube road 20 at center enters swinging roaster 18, and 18 tail gas thermal current of swinging roaster 14 enters swinging Drying oven 12,12 tail gas of swinging drying oven is discharged by drying oven exhaust pipe 35；Multi-functional quincunx volcanic ash lightweight is led to Hole semi-finished product 10, is introduced in swinging drying oven 12 and is dried, and enters back into roasting in swinging roaster 18, roasting Multi-functional quincunx volcanic ash lightweight through hole semi-finished product 22 afterwards, discharges from the discharging opening 21 of swinging roaster 18, many After volcanic ash lightweight through hole semi-finished product 10 that function is quincunx enters swinging drying oven 12 and swinging roaster 18, with height The flow direction of warm air-flow 33 and roaster tail gas thermal current 14 is contrary.
2nd, the dispensing of multi-functional quincunx volcanic ash lightweight through hole semi-finished product is by weight percentage by following component group Become：Volcanic ash 26%, high viscous Concave-convex clay rod 18%, zeolite 10%, active white clay waste slag 4%, activated alumina 2%, receive Rice zinc oxide 2%, precipitated calcium carbonate 2%, light magnesium oxide 2%, cenosphere 2%, expanded perlite 1%, expanded vermiculite 1%th, sodium lauryl sulphate 2% and water 28%.
3rd, it is 700kg/m to survey multi-functional quincunx volcanic ash lightweight through hole haydite average bulk density, and water absorption rate is 85%.

Claims (3)

1. a kind of production method of multi-functional quincunx volcanic ash lightweight through hole haydite, it is characterised in that (1) by multi-functional Flos Mume In the stirring mixer that the dispensing input of shape volcanic ash lightweight through hole semi-finished product has operated, stirring is mixed into multi-functional prunus mume (sieb.) sieb.et zucc. The mixture of flower-shape volcanic ash lightweight through hole semi-finished product, is transported to the feed bin on screw extruder pelletizer top through belt feeder In standby；
(2), by the core rod for producing multi-functional quincunx volcanic ash lightweight through hole semi-finished product, screw extruding pelletize is placed on The valve of feed bin in the template of machine, is opened, the mixture of multi-functional quincunx volcanic ash lightweight through hole semi-finished product is conveyed To in screw extruder pelletizer, extruder grain is multi-functional quincunx volcanic ash lightweight through hole semi-finished product；Multi-functional Flos Mume The outside diameter control of shape volcanic ash lightweight through hole semi-finished product at 5～60 millimeters, length control at 5～60 millimeters, multi-functional prunus mume (sieb.) sieb.et zucc. The through hole internal diameter control at flower-shape volcanic ash lightweight through hole semi-finished product center is in 1～5 millimeter of ￠, and number of openings control is 1～6 Individual；
(3), by multi-functional quincunx volcanic ash lightweight through hole semi-finished product, it is transported in swinging drying oven through belt feeder Row is dried, and the control of swinging drying oven drying temperature is at 150～250 DEG C, and drying time control was at 1～4 hour, and swinging is dried Furnace exhaust gas temperature control is at 50～100 DEG C；
(4) by the multi-functional quincunx volcanic ash lightweight through hole semi-finished product after drying, defeated from the discharging opening of swinging drying oven Swinging roasting kiln roasting is sent to, the temperature control of combustor is at 900～950 DEG C, and roasting time controlled at 1～4 hour, roasting Furnace exhaust gas temperature control is burnt at 150～250 DEG C；
(5) the multi-functional quincunx volcanic ash lightweight through hole semi-finished product after roasting is discharged from the discharging opening of swinging roaster, By the multi-functional quincunx volcanic ash lightweight through hole semi-finished product after roasting, through U-shaped conveying worm input rustless steel circle It is incubated in silos, temperature retention time controlled at 24～72 hours；
(6) the valve in rustless steel cylinder storehouse is opened, by cooled multi-functional quincunx volcanic ash lightweight through hole haydite after insulation Semi-finished product are transported in cylinder vibrosieve through belt feeder, are sieved by screen cloth, are packed as multi-functional prunus mume (sieb.) sieb.et zucc. after screening Flower-shape volcanic ash lightweight through hole haydite finished product, the powder after screening is discharged from powder discharge line, and broken haydite is from broken pottery Grain discharge line is discharged；
(7) dry and the technique of roasting adopts reflux type, be the high temperature hot gas stream that burner is ejected, by combustor The high temperature hot gas flow tube road of the heart enters swinging roaster, and swinging roaster tail gas thermal current enters swinging drying oven, returns Rotatable drying furnace exhaust gas are discharged by drying oven exhaust pipe；Multi-functional quincunx volcanic ash lightweight through hole semi-finished product, first Enter and dried in swinging drying oven, swinging roasting kiln roasting is entered back into, the multi-functional quincunx volcano after roasting Grey lightweight through hole semi-finished product, discharges from the discharging opening of swinging roaster, multi-functional quincunx volcanic ash lightweight through hole pottery Flowing after grain semi-finished product enter swinging drying oven and swinging roaster, with high temperature hot gas stream and roaster tail gas thermal current Direction is contrary.
2. the production method of multi-functional quincunx volcanic ash lightweight through hole haydite according to claim 1, it is characterised in that The dispensing of multi-functional quincunx volcanic ash lightweight through hole semi-finished product is made up of following component by weight percentage：Volcanic ash 10 ～35%, high viscous Concave-convex clay rod 5～25%, zeolite 5～20%, active white clay waste slag 2～10%, activated alumina 1～ 5%th, nano zine oxide 1～5%, light magnesium oxide 1～5%, precipitated calcium carbonate 1～5%, cenosphere 1～5%, expansion are precious Pearl rock 0.5～5%, expanded vermiculite 0.5～5%, sodium lauryl sulphate 0.1～5% and water 5～40%.
3. the production method of multi-functional quincunx volcanic ash lightweight through hole haydite according to claim 1, it is characterised in that Fineness of the particles≤0.074 millimeter of volcanic ash, fineness of the particles≤0.074 millimeter of high viscous Concave-convex clay rod, the granule of zeolite Fineness≤0.074 millimeter, fineness of the particles≤0.149 millimeter of active white clay waste slag, fineness of the particles≤0.074 of activated alumina Millimeter, fineness of the particles≤0.074 millimeter of light magnesium oxide, fineness of the particles≤0.074 millimeter of precipitated calcium carbonate, cenosphere Fineness of the particles≤0.149 millimeter, fineness of the particles≤0.074 millimeter of expanded perlite, fineness of the particles≤0.074 of expanded vermiculite Millimeter.
CN201610837624.8A 2016-09-21 2016-09-21 Production method of multifunctional quincuncial cinerite light through-hole ceramsite Withdrawn CN106431243A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108147787A (en) * 2017-12-22 2018-06-12 中建八局第建设有限公司 A kind of alumina tailing sintering ceramsite and preparation method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108147787A (en) * 2017-12-22 2018-06-12 中建八局第建设有限公司 A kind of alumina tailing sintering ceramsite and preparation method thereof

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Application publication date: 20170222