CN103864404B - A kind of haydite utilizing quartz sand mine tailing and mud to make and preparation method thereof - Google Patents
A kind of haydite utilizing quartz sand mine tailing and mud to make and preparation method thereof Download PDFInfo
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- CN103864404B CN103864404B CN201410139206.2A CN201410139206A CN103864404B CN 103864404 B CN103864404 B CN 103864404B CN 201410139206 A CN201410139206 A CN 201410139206A CN 103864404 B CN103864404 B CN 103864404B
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- mud
- haydite
- quartz sand
- mine tailing
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 143
- 239000006004 Quartz sand Substances 0.000 title claims abstract description 113
- 238000002360 preparation method Methods 0.000 title claims description 14
- 239000002994 raw material Substances 0.000 claims abstract description 85
- 239000000463 material Substances 0.000 claims abstract description 53
- 239000002245 particle Substances 0.000 claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 19
- 238000002156 mixing Methods 0.000 claims abstract description 14
- 239000000843 powder Substances 0.000 claims abstract description 14
- 239000010802 sludge Substances 0.000 claims description 48
- 239000004576 sand Substances 0.000 claims description 18
- 238000003756 stirring Methods 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 10
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 8
- 238000004065 wastewater treatment Methods 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 7
- 238000001354 calcination Methods 0.000 claims description 6
- 239000013618 particulate matter Substances 0.000 claims description 6
- 239000011148 porous material Substances 0.000 claims description 5
- 239000011236 particulate material Substances 0.000 claims description 3
- 239000010842 industrial wastewater Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 37
- 229910001385 heavy metal Inorganic materials 0.000 description 20
- 238000004519 manufacturing process Methods 0.000 description 14
- 239000000203 mixture Substances 0.000 description 13
- 239000002689 soil Substances 0.000 description 8
- 239000011449 brick Substances 0.000 description 6
- 239000004927 clay Substances 0.000 description 6
- 239000010883 coal ash Substances 0.000 description 6
- 239000010881 fly ash Substances 0.000 description 5
- 238000005469 granulation Methods 0.000 description 5
- 230000003179 granulation Effects 0.000 description 5
- 239000004568 cement Substances 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000004567 concrete Substances 0.000 description 3
- 239000006063 cullet Substances 0.000 description 3
- 238000012216 screening Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 239000004566 building material Substances 0.000 description 2
- 239000003818 cinder Substances 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000010801 sewage sludge Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 206010019233 Headaches Diseases 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229910052571 earthenware Inorganic materials 0.000 description 1
- 230000002526 effect on cardiovascular system Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethanethiol Chemical compound CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000002920 hazardous waste Substances 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 239000003295 industrial effluent Substances 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 230000003834 intracellular effect Effects 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 231100000518 lethal Toxicity 0.000 description 1
- 230000001665 lethal effect Effects 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
Landscapes
- Treatment Of Sludge (AREA)
Abstract
The haydite utilizing quartz sand mine tailing and mud to make, is characterized in that: the raw material of haydite is made up of quartz sand mine tailing, mud, river bottom mud and raw material auxiliary; The parts by weight proportioning of quartz sand mine tailing, mud, river bottom mud and raw material auxiliary is as follows: mud 20-30 part; Quartz sand mine tailing 30-20 part; River bottom mud 20-10 part; Material auxiliary agent 10-30 part; Wherein, the deal of described mud is the parts by weight calculated according to dry powder gauge; The deal of described river bottom mud is the parts by weight calculated according to the river bottom mud of water content 10%; Described haydite is that above-mentioned haydite materials is carried out assembly according to proportioning, then carries out mixing allotment and make spheroidal particle, then spheroidal particle is fired into haydite.
Description
technical field:
The present invention relates to a kind of haydite and preparation method thereof, refer in particular to a kind of haydite utilizing quartz sand mine tailing and mud to make and preparation method thereof, belong to architectural pottery production technical field.
background technology:
Haydite is a kind of novel building materials, and it is light that it has quality, the characteristics such as high insulating effect.The haydite that current China uses mainly to be fired as main raw material by clay and is formed, and clay is mainly derived from surface soil layer, if a large amount of use clays is fired form haydite as building materials, can destroy a large amount of arable lands, be unfavorable for Sustainable development.Issue an order against from country and use solid clay brick BOB(beginning of block), shale just becomes the main raw firing pottery mud gradually.Shale is a kind of sedimentogeneous rock, complicated component, is mainly deposited the rock formed through pressure and temperature by clay, but shale is still belong to disposable land resources goods and materials, and permanent use can cause resource exhaustion.
On the other hand, the various metallic ore of the annual extraction in current countries in the world, nonmetalliferous ore etc. are up to more than 10,000,000,000 tons, and the mine tailing amount of discharge is 5,000,000,000 tons.And the comprehensive utilization of tailing rate of China only has 7%.Mine tailing not only takies a large amount of soil, also by volatilization and airborne dust harm air, causes serious environmental pollution; The Tailings Dam that excess of exceeding the time limit even is individually on active service causes safely to periphery the people's lives and property the side of body of seriously endangering, and developing resource of tailings must attract great attention.Wherein, in quartz sand production process, the quartz sand mine tailing produced after ore dressing, purification, processing contains a certain amount of heavy metal.Heavy metal contamination is mainly derived from these heavy metals and causes damage to multiple systems such as nerve, blood, digestion, cardiovascular and cerebrovascular, uropoiesis, has a strong impact on body intracellular metabolic, causes inflammation, the erosion even various diseases such as cancer, can be lethal time serious.The same with various mine tailing, also contain heavy metal by the river bottom mud in basin, heavy metal contamination town and country, and the mode that China processes river bottom mud and mud at present mainly contains sanitary landfill, Land_use change, burning and drying sludge etc.But also there is many problems in this few class treatment process, if such as carry out general landfill to these industrial sludges, at plum rain season, the heavy metal in mud or mine tailing can enter soil, underground water or river along with rainwater, causes the pollution of large-area soil and underground water.And air storage, stench also can to environment.Therefore, the large headache be processed in order to current Environment control of existing industrial sludge.
Do not find that there is the patent literature constructed with the present invention by patent retrieval, related to the present invention mainly containing is following:
1, the patent No. is CN201310459419.9, name is called the patent of invention of " a kind of method utilizing municipal sewage sludge and cullet to prepare haydite ", which disclose a kind of method utilizing municipal sewage sludge and cullet to prepare haydite, belong to municipal solid wastes disposal and resource technology field.The method is broken to the dewatered sludge of water ratio 75 ~ 85%, and scrap glass cracker is milled to 200 orders, then adds according to the mixing of certain ratio; And add the whipping agent of 1% ~ 5%; Extruder grain after stirring, is sent to Expanded Clay Rotary Kilns through conveyer and fires.
2, the patent No. is CN201310589084.2, the patent of invention that name is called " a kind of method utilizing mud to make haydite ", which disclose a kind of method utilizing mud to make haydite, it is characterized in that, comprise: select raw material and mix described raw material, described raw material is made up of mud, engineering spoir and coal ash; Utilize at least two parallel ceramsite sintering production lines that the described Raw material processing mixed is become haydite; Wherein, the water ratio of the described mud in described raw material is 80%, and described engineering to abandon soil's water content be 8.5% ~ 9.5%, and described mud, described engineering spoir and described coal ash mix according to the ratio of 10:1:3; Or the water ratio of the described mud in described raw material is lower than 60%, and described engineering to abandon soil's water content be 8.5% ~ 9.5%, and described mud, described engineering spoir and described coal ash mix according to the ratio of 2:1:3.
3, the patent No. is CN201210288216.3, name is called the patent of invention of " a kind of composition for the manufacture of haydite and haydite manufacture method ", which disclose a kind of composition for the manufacture of haydite and haydite manufacture method, it is for raw material with 20% ~ 50% Yellow River mud, 10% ~ 25% mud, 10% ~ 20% shale and 10% ~ 40% clay, through acquisition and the process of mixed raw material, the preparation of raw material ball, screening and sphering and ceramsite sintering process form.
4, the patent No. is CN201310589084.2, the patent of invention that name is called " utilizing mud to make the method for haydite ", which disclose a kind of method utilizing mud to make haydite, comprising: select raw material and mix described raw material, described raw material is made up of mud, engineering spoir and coal ash; Utilize at least two parallel ceramsite sintering production lines that the described Raw material processing mixed is become haydite; Wherein, the water ratio of the described mud in described raw material is 80%, and described engineering to abandon soil's water content be 8.5% ~ 9.5%, and described mud, described engineering spoir and described coal ash mix according to the ratio of 10:1:3; Or the water ratio of the described mud in described raw material is lower than 60%, and described engineering to abandon soil's water content be 8.5% ~ 9.5%, and described mud, described engineering spoir and described coal ash mix according to the ratio of 2:1:3.
5, the patent No. is CN201210111026.4, name is called the patent of invention of " method utilizing industrial sludge roasting haydite ", which disclose a kind of method utilizing industrial sludge roasting haydite, wherein the mass ratio of mud and flyash controls to be advisable in 30 ~ 60:40 ~ 70, the water ratio of caking agent is 5%, its technical process is, stir sending into stirrer after industrial sludge and the metering of flyash, caking agent and additive, then twin rollers granulation is utilized, finally with the round as a ball rear sintering of round as a ball sieve, obtain haydite finished product.Take industrial sludge as major ingredient, add the water ratio that can effectively to reduce when the punching of the dryness material such as appropriate binding agent, flyash and additive is converted in industrial sludge, it is made to meet the requirement of double-roll granulation, and make the raw material ball after granulation have some strength, meet the requirement carrying and carry out in sinter machine roasting on industrialization production line.
Industrial sludge or cullet is utilized to prepare the method for haydite though these patents above-mentioned have all related to some, but lack a kind of method industrial sludge, quartz sand mine tailing and river bed mud being combined process, therefore comprehensive treating process industrial sludge, quartz sand mine tailing and the river bottom mud containing heavy metal to how, still need to be improved further.
Summary of the invention
Object of the present invention is exactly the deficiency according to lacking a kind of comprehensive treating process mud, quartz sand mine tailing and the river bottom mud containing heavy metal at present, provides a kind of comprehensive treating process mud, quartz sand mine tailing and containing the method for the river bottom mud of heavy metal and goods thereof; This comprehensive treating process mud, quartz sand mine tailing and not only can effectively lignin-sludge, quartz sand mine tailing and contain the river bottom mud of heavy metal containing the method for river bottom mud of heavy metal and goods thereof, can also provide a kind of method and the product that make building porcelain granule.
According to foregoing invention object, technical scheme proposed by the invention is: a kind of haydite utilizing quartz sand mine tailing and mud to make, and the raw material of haydite is made up of quartz sand mine tailing, mud, river bottom mud and raw material auxiliary; The parts by weight proportioning of quartz sand mine tailing, mud, river bottom mud and raw material auxiliary is as follows:
Mud 20-30 part
Quartz sand mine tailing 30-20 part
River bottom mud 20-10 part
Material auxiliary agent 10-30 part;
Wherein, the deal of described mud is the parts by weight calculated according to dry powder gauge; The deal of described river bottom mud is the parts by weight calculated according to the river bottom mud of water content 10%;
Described haydite is that above-mentioned haydite materials is carried out assembly according to proportioning, then carries out mixing allotment and make spheroidal particle, then spheroidal particle is fired into haydite.
Further, described mud refers to the mud that industry or sanitary wastewater treatment plant produce, and containing active biomasses in mud, and these materials can burn when baking ceramsite, haydite is survived a large amount of pores, is formed with the haydite in cavity.
Further, described quartz sand mine tailing is CHARACTERISTICS OF TAILINGS SAND remaining after producing quartz sand; And diameter is less than the ore in sand form material accounting of 0.074mm at more than 60-70% in CHARACTERISTICS OF TAILINGS SAND.
Further, described material auxiliary agent is the material containing aluminium sesquioxide, assists the skeleton raw material that quartz sand mine tailing is formed as haydite during in order to fire.
A preparation method for above-mentioned haydite, utilizes the haydite that quartz sand mine tailing and mud make, together with quartz sand mine tailing, mud, river bottom mud being fitted in raw material auxiliary; Then make spheroidal particle after being mixed by raw material, then spheroidal particle is entered stove be fired into haydite.
Further, described quartz sand mine tailing, mud, river bottom mud are fitted in raw material auxiliary together be by quartz sand mine tailing, mud, river bottom mud and raw material auxiliary according to the assembly of following portions by weight proportioning:
Mud 20-30 part
Quartz sand mine tailing 30-20 part
River bottom mud 20-10 part
Material auxiliary agent 10-30 part;
Wherein, the deal of described mud is the parts by weight calculated according to dry powder gauge; The deal of described river bottom mud is the parts by weight calculated according to the river bottom mud of water content 10%.
Further, described mud refers to the mud that industry or sanitary wastewater treatment plant produce, containing active biomasses in mud, by the particulate material pulverize in mud, filter sieve is except after large particulate matter, carry out moisture determination, calculate required sludge quantity according to dry powder proportioning, then carry out assembly with other raw material.
Further, described river bottom mud also needs to grind before assembly, and is screened out by large particulate matter; Then carry out moisture determination, then calculate the river bottom mud deal needed for reality according to the deal of the river bottom mud of water content 10%, then carry out assembly with other component.
Further, described quartz sand mine tailing is CHARACTERISTICS OF TAILINGS SAND remaining after producing quartz sand; And require that in CHARACTERISTICS OF TAILINGS SAND, diameter is less than the ore in sand form material accounting of 0.074mm at more than 60-70%.
Further, described material auxiliary agent is the material containing aluminium sesquioxide, assists the skeleton raw material that quartz sand mine tailing is formed as haydite during in order to fire.
Further, described raw material is mixed after to make spheroidal particle be fitted in together by various raw material, stir, make mixed raw material be convenient to balling-up, then the material mixed is sent into the spheroidal particle that balling-up equipment makes 1-10mm.
Further, described spheroidal particle entered stove to be fired into haydite be that the existing spheroidal particle made carries out drying and processing, remove moisture, and then proceed to high temperature 1100-1500 degree Celsius in muffle furnace, calcining 20-40min, through cooling and obtaining spheroidal quartz sand tailings sludge haydite finished product after discharging.
The invention has the advantages that: the present invention utilizes quartz sand mine tailing, river bottom mud, mud and a kind of raw material auxiliary containing heavy metal make spheroidal quartz sand tailings sludge haydite; The various batchings making spheroidal quartz sand tailings sludge haydite are pulverized, is mixed in proportion, granulation, oven dry, roasting, cooling and screening be packaged as spheroidal quartz sand tailings sludge haydite.Adopt the method to administer heavy metal tailing waste thing, heavy metal is fixed in haydite effectively.This method not only technique is simple, and eats mud amount greatly, can administer most of heavy metal contaminants, low production cost simultaneously.Its finished product meets national building standard.The present invention adopt finished product haydite through check character cooperation be roadbed material, aggregate, light cinder brick stopping composition and the Con trolling index for manufacture of cement require: can for relevant units such as cement mill, stirring station, building constructor, lightweight brick fields.
Embodiment
Below in conjunction with embodiment, the present invention will be further described.
Embodiment one
Utilize the haydite that quartz sand mine tailing and mud make, utilize quartz sand mine tailing, mud, river bottom mud and raw material auxiliary to do raw material, the parts by weight proportioning of quartz sand mine tailing, mud, river bottom mud and raw material auxiliary is as follows:
20 parts, mud (dry powder amount)
Quartz sand mine tailing 20 parts
River bottom mud (water content 10%) 10 parts
Material auxiliary agent 10 parts;
Wherein, described mud is waste water treatment plant's active sludge of discharging or biological sludge, water content at 70%-80%, therefore the water-containing sludge amount of actual proportioning be 90-100 part; Described river bottom mud is the river bottom mud of dehydration to water content 10%; Described quartz sand mine tailing is CHARACTERISTICS OF TAILINGS SAND remaining after producing quartz sand; And diameter is less than the ore in sand form material accounting of 0.074mm at more than 60-70% in CHARACTERISTICS OF TAILINGS SAND; Described material auxiliary agent is flyash, assists the skeleton raw material that quartz sand mine tailing is formed as haydite during in order to fire.
Above-mentioned haydite materials is carried out assembly according to proportioning, then carries out mixing allotment and make spheroidal particle, then spheroidal particle is fired into haydite.
Concrete preparation method is:
1, quartz sand mine tailing, mud, river bottom mud and flyash is chosen according to proportioning;
2, raw material is put in stirrer stir, after mixing, carry out processed, make the raw material overall moisture content mixed at about 10%-20%, make spheroidal particle be as the criterion to facilitate;
3, the raw material mixed is put in balling-up equipment, be made into 1-10mm spheroidal particle;
4, spheroidal particle being entered stove, to be fired into haydite be that the existing spheroidal particle made carries out drying and processing, remove moisture, and then proceeding to high temperature 1100-1500 degree Celsius in muffle furnace, calcining 20-40min, through cooling and obtaining spheroidal quartz sand tailings sludge haydite finished product after discharging.
Adopt this kind of method to make haydite, need not can add water in addition when batch mixing balling-up, the water made full use of contained by mud self stirs, and not only can save water source, can also reduce the pollution of waste water.
Embodiment two:
Utilize the haydite that quartz sand mine tailing and mud make, utilize quartz sand mine tailing, mud, river bottom mud and raw material auxiliary to do raw material, the parts by weight proportioning of quartz sand mine tailing, mud, river bottom mud and raw material auxiliary is as follows:
30 parts, mud (dry powder amount)
Quartz sand mine tailing 30 parts
River bottom mud (water content 10%) 20 parts
Material auxiliary agent 30 parts;
Wherein, described mud is the active sludge that waste water treatment plant discharges, and first carries out processed to water-containing sludge, makes the water content of mud at about 10%-20%, to ensure that mud has sufficient moisture to be as the criterion when mixing with other raw material, the water-containing sludge amount of actual proportioning be 30-40 part; Described river bottom mud is the river bottom mud of dehydration to water content 10%; Described quartz sand mine tailing is CHARACTERISTICS OF TAILINGS SAND remaining after producing quartz sand; And diameter is less than the ore in sand form material accounting of 0.074mm at more than 60-70% in CHARACTERISTICS OF TAILINGS SAND; Described material auxiliary agent is activated alumina, γ-Al
2o
3content controls at 20%-70%, assists quartz sand mine tailing to be formed as haydite during to ensure to fire.
Above-mentioned haydite materials is carried out assembly according to proportioning, then carries out mixing allotment and make spheroidal particle, then spheroidal particle is fired into haydite.
Concrete preparation method is:
1. pair mud first carries out processed, makes the water content of mud at about 10%-20%, to ensure that mud has sufficient moisture to be as the criterion when mixing with other raw material;
2. choose quartz sand mine tailing, mud, river bottom mud and activated alumina according to proportioning;
3. raw material is put in stirrer and stir, after mixing, carry out processed, make the raw material overall moisture content mixed at about 10%-20%, make spheroidal particle be as the criterion to facilitate;
4. the raw material mixed is put in balling-up equipment, be made into 1-10mm spheroidal particle;
5. spheroidal particle being entered stove, to be fired into haydite be that the existing spheroidal particle made carries out drying and processing, remove moisture, and then proceeding to high temperature 1100-1500 degree Celsius in muffle furnace, calcining 20-40min, through cooling and obtaining spheroidal quartz sand tailings sludge haydite finished product after discharging.
Embodiment three:
Utilize the haydite that quartz sand mine tailing and mud make, utilize quartz sand mine tailing, mud, river bottom mud and raw material auxiliary to do raw material, the parts by weight proportioning of quartz sand mine tailing, mud, river bottom mud and raw material auxiliary is as follows:
25 parts, mud (dry powder amount)
Quartz sand mine tailing 25 parts
River bottom mud (water content 10%) 25 parts
Material auxiliary agent 25 parts;
Wherein, described mud is active sludge or the biological sludge of industrial effluent treatment plant's discharge, first carries out processed to water-containing sludge, makes drying sludge become block, then pulverize the mud of drying, make its pulverize powder; Described river bottom mud is also first dehydrate, then pulverizes; Described quartz sand mine tailing is CHARACTERISTICS OF TAILINGS SAND remaining after producing quartz sand; And CHARACTERISTICS OF TAILINGS SAND is ground, make diameter be less than the ore in sand form material accounting of 0.074mm at more than 60-70%; Described material auxiliary agent is powdery general industry aluminum oxide.
Above-mentioned haydite materials is carried out assembly according to proportioning, then adds water and carry out mixing allotment and make spheroidal particle, finally spheroidal particle is entered stove and be fired into haydite.
Concrete preparation method is:
1. respectively raw material is processed: make quartz sand mine tailing, mud, river bottom mud and general industry aluminum oxide carry out drying and grinding process respectively, make raw material become powdery, wherein quartz sand mine tailing diameter is less than the ore in sand form material accounting of 0.074mm at more than 60-70%;
2. raw material is put in stirrer and stirs, add water and stir, mix laggard exercise the raw material overall moisture content of mixing at about 10%-20%, make spheroidal particle be as the criterion to facilitate;
3. the raw material mixed is put in balling-up equipment, be made into 1-10mm spheroidal particle;
4. spheroidal particle being entered stove, to be fired into haydite be that the existing spheroidal particle made carries out drying and processing, remove moisture, and then proceeding to high temperature 1100-1500 degree Celsius in muffle furnace, calcining 20-40min, through cooling and obtaining spheroidal quartz sand tailings sludge haydite finished product after discharging.
Can be found out by above-described embodiment, the present invention relates to a kind of haydite utilizing quartz sand mine tailing and mud to make, the raw material of haydite is made up of quartz sand mine tailing, mud, river bottom mud and raw material auxiliary; The parts by weight proportioning of quartz sand mine tailing, mud, river bottom mud and raw material auxiliary is as follows:
Mud 20-30 part
Quartz sand mine tailing 30-20 part
River bottom mud 20-10 part
Material auxiliary agent 10-30 part;
Wherein, the deal of described mud is the parts by weight calculated according to dry powder gauge; The deal of described river bottom mud is the parts by weight calculated according to the river bottom mud of water content 10%;
Described haydite is that above-mentioned haydite materials is carried out assembly according to proportioning, then carries out mixing allotment and make spheroidal particle, then spheroidal particle is fired into haydite.
Further, described mud refers to the mud that industry or sanitary wastewater treatment plant produce, and containing active biomasses in mud, and these materials can burn when baking ceramsite, haydite is survived a large amount of pores, is formed with the haydite in cavity.
Further, described quartz sand mine tailing is CHARACTERISTICS OF TAILINGS SAND remaining after producing quartz sand; And diameter is less than the ore in sand form material accounting of 0.074mm at more than 60-70% in CHARACTERISTICS OF TAILINGS SAND.
Further, described material auxiliary agent is the material containing aluminium sesquioxide, assists the skeleton raw material that quartz sand mine tailing is formed as haydite during in order to fire.
A preparation method for above-mentioned haydite, utilizes the haydite that quartz sand mine tailing and mud make, together with quartz sand mine tailing, mud, river bottom mud being fitted in raw material auxiliary; Then make spheroidal particle after being mixed by raw material, then spheroidal particle is entered stove be fired into haydite.
Further, described quartz sand mine tailing, mud, river bottom mud are fitted in raw material auxiliary together be by quartz sand mine tailing, mud, river bottom mud and raw material auxiliary according to the assembly of following portions by weight proportioning:
Mud 20-30 part
Quartz sand mine tailing 30-20 part
River bottom mud 20-10 part
Material auxiliary agent 10-30 part;
Wherein, the deal of described mud is the parts by weight calculated according to dry powder gauge; The deal of described river bottom mud is the parts by weight calculated according to the river bottom mud of water content 10%.
Further, described mud refers to the active sludge that Industrial Wastewater Treatment station produces or biological sludge, by the particulate material pulverize in mud, filter sieve is except after large particulate matter, carry out moisture determination, calculate required sludge quantity according to dry powder proportioning, then carry out assembly with other raw material.
Further, described river bottom mud also needs to grind before assembly, and is screened out by large particulate matter; Then carry out moisture determination, then calculate the river bottom mud deal needed for reality according to the deal of the river bottom mud of water content 10%, then carry out assembly with other component.
Further, described quartz sand mine tailing is CHARACTERISTICS OF TAILINGS SAND remaining after producing quartz sand; And require that in CHARACTERISTICS OF TAILINGS SAND, diameter is less than the ore in sand form material accounting of 0.074mm at more than 60-70%.
Further, described material auxiliary agent is the material containing aluminium sesquioxide, assists the skeleton raw material that quartz sand mine tailing is formed as haydite during in order to fire.
Further, described raw material is mixed after to make spheroidal particle be fitted in together by various raw material, stir, make mixed raw material be convenient to balling-up, then the material mixed is sent into the spheroidal particle that balling-up equipment makes 1-10mm.
Further, described spheroidal particle entered stove to be fired into haydite be that the existing spheroidal particle made carries out drying and processing, remove moisture, and then proceed to high temperature 1100-1500 degree Celsius in muffle furnace, calcining 20-40min, through cooling and obtaining spheroidal quartz sand tailings sludge haydite finished product after discharging.
The invention has the advantages that: the present invention utilizes quartz sand mine tailing, river bottom mud, mud and a kind of raw material auxiliary containing heavy metal make spheroidal quartz sand tailings sludge haydite; The various batchings making spheroidal quartz sand tailings sludge haydite are pulverized, is mixed in proportion, granulation, oven dry, roasting, cooling and screening be packaged as spheroidal quartz sand tailings sludge haydite; Spheroidal quartz sand tailings sludge haydite becomes spheroidal, and surface is glaze layer, and inner containing a large amount of trickle pores, be that a kind of quality is light, intensity is high, refractoriness is high, thermal conductivity is low, good heat insulating, weather resistance and the good building porcelain granule of chemical stability.Its advantage is the solid hazardous waste such as quartz sand mine tailing, industrial sludge can effectively administered containing most of heavy metal, and except thoroughly malicious, technique is simple, with low cost, is suitable for scale operation.Production spheroidal quartz sand tailings sludge haydite such as comprehensive utilization quartz sand mine tailing and mud etc. is also conducive to improving waste material utilization ratio, protection of the environment.Spheroidal quartz sand tailings sludge haydite can be used for making and builds material of construction after the later stage is fired into earthenware brick.Therefore, this spheroidal quartz sand tailings sludge haydite utilizes industrial solid castoff for raw material, realizes the minimizing resource utilization of bulk solid waste, be conducive to protection of the environment.Especially adopt quartz sand mine tailing, the chemical composition of quartz sand mine tailing is generally containing the main petrogenic element such as SiO2, TiO2, A12O3, Fe2O3, FeO, MgO, GaO, Na2O, K2O, H2O, CO2, SO3; Therefore in the process of baking ceramsite, add the framework ingredient that quartz sand mine tailing composition can be used as haydite, play the effect making haydite shaping; In addition, in the process of baking ceramsite, the burning of mud can make haydite produce a large amount of pores, and suitable sludge content effectively can alleviate the quality of haydite, but haydite too much can be made to become fragile be unfavorable for use.Adopt the inventive method effectively can administer heavy metal tailing waste thing, heavy metal is fixed in haydite effectively.This method not only technique is simple, and eats mud amount greatly, can administer most of heavy metal contaminants, low production cost simultaneously.Its finished product meets national building standard.The present invention adopt finished product haydite through check character cooperation be roadbed material, aggregate, light cinder brick stopping composition and the Con trolling index for manufacture of cement require: can for relevant units such as cement mill, stirring station, building constructor, lightweight brick fields.
Claims (7)
1. the haydite utilizing quartz sand mine tailing and mud to make, is characterized in that: the raw material of haydite is made up of quartz sand mine tailing, mud, river bottom mud and raw material auxiliary; The parts by weight proportioning of quartz sand mine tailing, mud, river bottom mud and raw material auxiliary is as follows:
Mud 20-30 part
Quartz sand mine tailing 30-20 part
River bottom mud 20-10 part
Material auxiliary agent 10-30 part;
Wherein, the deal of described mud is the parts by weight calculated according to dry powder gauge; The deal of described river bottom mud is the parts by weight calculated according to the river bottom mud of water content 10%; Described quartz sand mine tailing is CHARACTERISTICS OF TAILINGS SAND remaining after producing quartz sand; And diameter is less than the ore in sand form material accounting of 0.074mm at more than 60-70% in CHARACTERISTICS OF TAILINGS SAND;
Described haydite is that above-mentioned haydite materials is carried out assembly according to proportioning, then carries out mixing allotment and make spheroidal particle, then spheroidal particle is fired into haydite.
2. utilize the haydite that quartz sand mine tailing and mud make as claimed in claim 1, it is characterized in that: described mud refers to that waste water treatment plant is through the active sludge produced of carrying out a biological disposal upon, containing active biomasses in mud, and these materials can burn when baking ceramsite, make haydite generate a large amount of pores, be formed with the haydite in cavity.
3. the haydite utilizing quartz sand mine tailing and mud to make as claimed in claim 1, is characterized in that: described material auxiliary agent is the material containing aluminium sesquioxide, assists the skeleton raw material that quartz sand mine tailing is formed as haydite during in order to fire.
4. utilize quartz sand mine tailing and mud to make a preparation method for haydite as claimed in claim 1, it is characterized in that: utilize the haydite that quartz sand mine tailing and mud make, together with quartz sand mine tailing, mud, river bottom mud being fitted in raw material auxiliary; Then make spheroidal particle after being mixed by raw material, then spheroidal particle is entered stove be fired into haydite; Described quartz sand mine tailing, mud, river bottom mud are fitted in raw material auxiliary together be by quartz sand mine tailing, mud, river bottom mud and raw material auxiliary according to the assembly of following portions by weight proportioning:
Mud 20-30 part
Quartz sand mine tailing 30-20 part
River bottom mud 20-10 part
Material auxiliary agent 10-30 part;
Wherein, the deal of described mud is the parts by weight calculated according to dry powder gauge; The deal of described river bottom mud is the parts by weight calculated according to the river bottom mud of water content 10%; Described quartz sand mine tailing is CHARACTERISTICS OF TAILINGS SAND remaining after producing quartz sand; And require that in CHARACTERISTICS OF TAILINGS SAND, diameter is less than the ore in sand form material accounting of 0.074mm at more than 60-70%; Described material auxiliary agent is the material containing aluminium sesquioxide, assists the skeleton raw material that quartz sand mine tailing is formed as haydite during in order to fire.
5. utilize quartz sand mine tailing and mud to make the preparation method of haydite as claimed in claim 4, it is characterized in that: described mud refers to the active sludge that Industrial Wastewater Treatment station produces or biological sludge, by the particulate material pulverize in mud, filter sieve is except after large particulate matter, carry out moisture determination, calculate required sludge quantity according to dry powder proportioning, then carry out assembly with other raw material.
6. utilize quartz sand mine tailing and mud to make the preparation method of haydite as claimed in claim 4, it is characterized in that: described river bottom mud also needs to grind before assembly, and is screened out by large particulate matter; Then carry out moisture determination, then calculate the river bottom mud deal needed for reality according to the deal of the river bottom mud of water content 10%, then carry out assembly with other component.
7. utilize quartz sand mine tailing and mud to make the preparation method of haydite as claimed in claim 4, it is characterized in that: described raw material is mixed after to make spheroidal particle be fitted in together by various raw material, stir, make mixed raw material be convenient to balling-up, then the material mixed is sent into the spheroidal particle that balling-up equipment makes 1-10mm; Described spheroidal particle entered stove to be fired into haydite be that the existing spheroidal particle made carries out drying and processing, remove moisture, and then proceeding to high temperature 1100-1500 degree Celsius in muffle furnace, calcining 20-40min, through cooling and obtaining spheroidal quartz sand tailings sludge haydite finished product after discharging.
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| CN104496438B (en) * | 2015-01-08 | 2017-03-15 | 中南大学 | A kind of quartz sand ore mine tailing or silica sand ore deposit mine tailing base high-strength ceramic plate and preparation method thereof |
| CN104844157A (en) * | 2015-05-05 | 2015-08-19 | 李春刚 | Ceramicite for manufacturing ceramicite wallboard |
| CN105060832B (en) * | 2015-08-20 | 2017-06-06 | 刘欣萌 | A kind of zeolite ceramsite for roof greening and preparation method thereof |
| CN108212757B (en) * | 2018-01-05 | 2018-12-18 | 安徽屹翔滤材有限公司 | One kind is based on gravity triggering and the adjustable ore in sand form bolter of vibrating state |
| CN109437843A (en) * | 2018-11-30 | 2019-03-08 | 上海市建筑科学研究院 | The method for preparing sintering heat-reserving brick using original state wet mud |
| CN110922161A (en) * | 2019-11-06 | 2020-03-27 | 成都南联科技有限公司 | Method for preparing building ceramsite by using quartz sand tailings |
| CN113307650A (en) * | 2021-06-25 | 2021-08-27 | 福建师范大学 | Method for firing light ceramsite by using subway waste soil and machine-made sand tail mud |
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