CN201530784U - Device for producing powdered mineral admixture from brown fused alumina smoke dust - Google Patents
Device for producing powdered mineral admixture from brown fused alumina smoke dust Download PDFInfo
- Publication number
- CN201530784U CN201530784U CN2009203057538U CN200920305753U CN201530784U CN 201530784 U CN201530784 U CN 201530784U CN 2009203057538 U CN2009203057538 U CN 2009203057538U CN 200920305753 U CN200920305753 U CN 200920305753U CN 201530784 U CN201530784 U CN 201530784U
- Authority
- CN
- China
- Prior art keywords
- flue dust
- brown corundum
- producing
- drum
- mineral additive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
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
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
The utility model discloses a device for producing powdered mineral admixture from brown fused alumina, which comprises a discharge hopper (1), a rotary conveyor (2), a wet type leaching reaction tank (5), a dissolution solution storage tank (19), a drum-type mechanical centrifugal machine (6), a spiral washer (7), a secondary drum-type mechanical centrifugal machine (8), a rotary kiln type drier (9), a multi-stage high-speed blade dispersion machine (10), a gravity cyclone separator (11), a woven bag collector (12), a mineral admixture storage bin (15) and the like. The device can carry out reasonable comprehensive treatment on the brown fused alumina smoke dust, and can respectively extract various materials, wherein sylvite can be used as potash fertilizer, and the powdered mineral admixture is optimized material for producing heat-resistant concrete and heat-resistant indefinite-form refractory materials, thus realizing the comprehensive purposes of changing wastes into valuables, protecting environment and improving the social and economic benefits.
Description
Technical field
The utility model relates to a kind of method and device of producing the powder mineral additive from brown corundum flue dust, belongs to the comprehensive utilization of resources technical field of brown corundum flue dust.
Background technology
The palm fibre corundum is a kind of important industrial raw material, is a kind of metallurgical circuit melting product of high energy consumption, and brown corundum is to be raw material with the alumine ore deposit, with the high-quality anthracite is reductive agent, iron filings are auxiliary material, provide heat by electric energy, and practical mineral carry out the selective reduction melting and form in electric furnace.The palm fibre corundum can produce a large amount of dust-laden furnace exhausts in fusion process, flue gas weldering dust concentration 1500-2400mg/m
3, be national permissible discharge standard 15-24 doubly, the flue dust generating capacity was the 100-120 kilogram when the brown corundum product melting of ton was produced, the waste gas generating capacity is greater than 42000m
3/ t, by national brown corundum actual production estimation, annual to airborne release fume amount 6-7 ton.Though existing brown corundum electric furnace one is supporting smoke elimination dirt dust removal installation, but the brown corundum flue dust of regaining does not have Application Areas, factory's intelligence expropriation of land is stacked or is abandoned landfill outward, very easily produces floating dust and causes underground water source to pollute, and brings serious harm for the physical environment and the eubiosis.
The utility model content
The technical problems to be solved in the utility model is, provide a kind of and can from existing depleted palm fibre corundum flue dust, propose useful matter, fully utilize, turn harm into good, alkali metal impurities such as the leaching sylvite from brown corundum flue dust of turning waste into wealth, produce the device of powder mineral additive, can overcome the deficiencies in the prior art.
The technical solution of the utility model: it comprises the material bin that unloads of the brown corundum electric furnace dust of transhipment, the discharge opening that unloads material bin is relative with the rotation conveyor, the rotation conveyor is connected with storage bunker by pipeline, the outlet of storage bunker and wet type leach reactive tank and join, on wet type leaching reactive tank, be connected with throw out and get rid of mechanical pump and solvating agent overboard pump, the solvating agent overboard pump is connected with the lysate hold tank, throw out is got rid of mechanical pump and is connected with a drum-type mechanical centrifuge, one time the drum-type mechanical centrifuge is connected by the import of pipeline with the spiral washer, the outlet of spiral washer is connected with secondary drum-type mechanical centrifuge, secondary drum-type mechanical centrifuge is connected with rotary-kiln dryer by pipeline, rotary-kiln dryer is connected with multistage high speed blade dispersion machine, multistage high speed blade dispersion machine is connected with the cloth bag trap with the gravity cyclonic separator by pipeline, and the cloth bag trap is connected with the mineral additive storage bunker.
Be provided with the Hatch Opening cleaning apparatus at the Hatch Opening that unloads material bin, the dust that the Hatch Opening cleaning apparatus is collected is sent into storage bunker.
Kilneye at rotary-kiln dryer is provided with the kilneye cleaning apparatus, dust that the kilneye cleaning apparatus is collected and the mix dust in the mineral additive storage bunker.
At the bottom of the storehouse of storage bunker, be provided with the bucket type electronic scales.
Be provided with the water shoot that joins with lysate preparation pond on a drum-type mechanical centrifuge, lysate preparation pond is leached reactive tank by pipeline and wet type and is connected.
Be provided with the water shoot that is connected with the water station that circulates on spiral washer and secondary drum-type mechanical centrifuge, the circulation water station is connected with lysate preparation pond.
Compared with the prior art, the applicant is through analyzing and study brown corundum flue dust, and the main component of finding brown corundum flue dust is SiO
2, AL
2O
3With the compound of K, submember is Fe
2O
3, MnO
2, CaO, MgO, Na2O and moisture content.Be subjected to the control of feed stock for blast furnace composition, the principal element content of flue dust changes to some extent, but the compound three resultant of the oxide compound of its aluminium, silicon and potassium accounts for 80～85% of total amount, and the oxide compound of aluminium, silicon is the electrochemistry dirt that forms after the intermediate product oxidation of high-temperature evaporation, has the high pozzolanic activity of indefiniteness, be the mineral additive material composition that is used to produce high-temperature-resistant high concrete and high temperature resistant senior amorphous refractory, as long as from flue dust, just can obtain the mineral additive finished product of this special use behind the active element of alkalescence such as separation and Extraction potassium, sodium.Find brown corundum production in fusion process through a large amount of experiment of applicant simultaneously, the active element of alkalescence at first volatilizees and has produced the enrichment effect, and potassium element content is higher in the flue dust, is converted to K
2The content of O is up to 16.88～20.33%, and this is in China of potash fertilizer resource critical shortage, and with its recycling, processing high-quality potash fertilizer has higher realistic meaning.0.004～0.007% noble metal gallium that contains in the while raw ore, through the vaporization at high temperature enrichment, gallium content in the flue dust is enriched to 0.08～0.1%, also has higher recovery value, behind extraction powder mineral additive and potassium element, gallium element will further produce concentration effect, form the condition of suitability for industrialized production gallium, by the electron microscope transmission imaging material composition in the flue dust is analyzed simultaneously, the existence form of element is mainly globosity in the flue dust, element mainly melts form altogether with vitreous state and exists, and fused matter is spherical amorphousness particle.Partly potassium exists with the sulfide crystalline form of potassium, promptly with vitriolate of tartar (K
2SO
4) exist, this part vitriolate of tartar can be dissolved in water.
Adopted according to the characteristics applicant of above brown corundum flue dust nature brown corundum flue dust has been sent into lysate, must be rich in the saturated solution of sylvite after utilizing acidic dissolution fluid with the resolvability separating substances in the brown corundum flue dust, this saturated solution distills crystallization with the chemical industry still kettle, can obtain containing the potash fertilizer of sylvite 72～80%.
The powder mineral additive that adopts the utility model to make detects through professional institution, surveys the result as can be known by grain, and the form of flue dust major part is micro mist and ultra-fine micropowder, and a small amount of coarse grain and unburned carbon grain are arranged.0.087～0.335 μ m powder particle accounts for more than 85% of total amount, and 〉=powder particle of 45 μ m levels accounts for 8% of total amount, the fine fine ore of mineral surface, uncombusted coal dust and fire door environment dust that this part particle should be risen and suck by High Temperature Furnaces Heating Apparatus.Because of the particle diameter of ultra-fine micropowder is the inaccessible at all fineness grade of mechanical dust, this class ultra-fine micropowder particle should be mineral at secondary response and electrochemistry dirt after the gaseous oxidation that produces again after the gasification under the effect of electric furnace high arc temperature, be the indefiniteness material, having very high pozzolanic activity, is the preferred substance that is used to produce high-temperature-resistant high concrete and high temperature resistant senior amorphous refractory.
More than comprehensive brown corundum flue dust material composition result of study is shown; palm fibre corundum electric furnace dust is not a waste pollutant in general sense; he is the valuable secondary resource with higher economic worth; adopt technology of the present utility model to carry out rational comprehensive treating process to brown corundum flue dust; can divide and extract all kinds of materials indescribably; thereby realize turning waste into wealth, protecting environment, improve the comprehensive purpose of social benefit and environmental benefit.
Be that example is calculated only with tame abrasive material manufacturing enterprise of Chinese seven ore deposits and Albemarle Corporation two, 200,000 tons of two factories palm fibre corundum throughput, actual 150,000 tons in the brown corundum of producing per year year produces about 1.9 ten thousand tons of brown corundum flue dust, and is annual with 3000 tons of soot emissions potassium oxides, 16 tons of metallic zinc.As handling through comprehensive utilization, these flue dust can be produced 13000 tons of the mineral additives of high strength at high temperature concrete and special refractories adapted, produce 5550 tons of vitriolate of tartar, extract valuable dissipated metal and transfer 9 tons, can create industrial output value and reach 10,700 ten thousand yuan, realize that the profits tax total value can reach more than 3,080 ten thousand yuan,, will create bigger society and economic benefit as the utility model is promoted to the whole nation.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
Embodiment 1: as shown in Figure 1, brown corundum flue dust is discharged into special-purpose hopper 1, deliver to storage bunker 3 with worm conveyer 2, leach reactive tank 5 through bucket type electronic scales metering 4 by producing the required wet type that is discharged into the blade whipping appts one by one, wet type leaches in the reactive tank 5 and is marked with the tart lysate, used lysate can be the strong acid of dilution, and materials such as the potassium in the brown corundum flue dust, sodium, iron generate alkaline soluble materials and are dissolved in the acidic dissolution fluid under the effect of reaction medium; Leach in wet type under the effect of reactive tank 5 spiral stirrer blades, brown corundum flue dust and acidic dissolution fluid leach in the reactive tank 5 for the helical movement in wet type, guarantee that brown corundum flue dust fully contacts with lysate, the carrying out of accelerate dissolution reaction.After palm fibre corundum flue dust fully dissolved, remaining material mainly was paste mud (throw out), fell to wet type gradually and leached reactive tank 5 bottoms, regularly got rid of the mechanical pump sucking-off with throw out and delivered to drum-type mechanical centrifuge 6 dehydrations; The lysate that has been in state of saturation pumps into lysate hold tank 19 with the solvating agent overboard pump can obtain the product that contains sylvite 72%～80% and transfer separately behind the evaporative crystallization.Contain a small amount of acidic dissolution fluid in the throw out after the primary dewatering, can influence the result of use of finished product, for this reason, need clear water washing back to reduce acid content.Therefore throw out is got rid of mechanical pump with throw out and is pumped in the spiral washing behind 7 thorough washing, use secondary drum-type mechanical centrifuge 8 second dehydrations again, bath water returns circulation water station 16 and recycles, when the PH of circulating washing water reaches 4.5～5.5, circulating washing water is put into lysate preparation pond 18 preparation lysates, can reduce the waste of material, can save again and replenish the new water yield, avoid water pollution.Throw out behind the second dehydration enters rotary kiln type drying oven 9 oven dry, and bake out temperature≤760 ℃ at high temperature produce the mullitization phase transformation to avoid material, guarantee its volcanic ash chemically reactive.The caking phenomenon of reuniting can appear in the throw out after the oven dry, it is sent into multistage high speed blade dispersion machine 10 fully smash, and recovers its original powder state.Throw out after the dispersion enters gravity tornado dust collector 11, isolate tiny grain of greater particle size, powder captures with cloth bag trap 12, obstruct is regularly vibrated with pulser at the material on the cloth bag surface of cloth bag trap 12, is deposited in the storehouse, trap bottom, pumps in the mineral additive storage bunker 15, after the detection to be tested, the user is issued in pack, the negative pressure inspiration dust-removal system that flue dust produces by induced draft fan 13, and cleaned air passes is by 14 pairs of empty dischargings of smoke pipe.Less because of brown corundum flue dust volume density, easily produce the dust pollution environment, so be provided with the Hatch Opening cleaning apparatus at the Hatch Opening that unloads material bin 1, the dust that the Hatch Opening cleaning apparatus is collected is sent into storage bunker 3; Kilneye at rotary-kiln dryer 9 is provided with the kilneye cleaning apparatus, the mix dust in dust that the kilneye cleaning apparatus is collected and the mineral additive storage bunker 15; The Hatch Opening cleaning apparatus is finished dedusting by following equipment, and the airborne dust that discharging produces is captured by dust gathering arrester 20, enters whirlpool dust-precipitator 21, enters multitube dust-precipitator 22 again, and then filters with the short bagroom 23 of pulse; The negative pressure inspiration dust-removal system that airborne dust produces by induced draft fan 24, cleaned air passes are by 25 pairs of empty dischargings of smoke pipe, and it is standby that the flue dust that the short bagroom 23 of pulse reclaims pumps into storage bunker 3.The kilneye cleaning apparatus is finished dedusting by following equipment, to suck whirlpool fly-ash separator 26 with the micronic dust that the dried tail gas hot gas flow is carried secretly earlier, enter little whirlpool fly-ash separator group 27 again, entering the short bagroom 28 of pulse then filters, the negative pressure inspiration dust-removal system that air-flow produces by induced draft fan 29, cleaned air passes is by 30 pairs of empty dischargings of smoke pipe.The micronic dust that dust-removal system reclaims mixes the back storage with powder product that system generates and treats pin after inspection.The raffinate that surplus water after the washing and secondary separation are deviate from pumps into lysate preparation pond 18, and with addition of solvency, it is standby that the lysate for preparing pumps into dissolving flow container 17 behind the new water of additional part.
Claims (6)
1. device of from brown corundum flue dust, producing the powder mineral additive, what it comprised the brown corundum electric furnace dust of transhipment unloads material bin (1), it is characterized in that: the discharge opening that unloads material bin (1) is relative with rotation conveyor (2), rotation conveyor (2) is connected with storage bunker (3) by pipeline, the outlet of storage bunker (3) and wet type leach reactive tank (5) and join, on wet type leaching reactive tank (5), be connected with throw out and get rid of mechanical pump and solvating agent overboard pump, the solvating agent overboard pump is connected with lysate hold tank (19), throw out is got rid of mechanical pump and is connected with a drum-type mechanical centrifuge (6), a drum-type mechanical centrifuge (6) is connected by the import of pipeline with spiral washer (7), the outlet of spiral washer (7) is connected with secondary drum-type mechanical centrifuge (8), secondary drum-type mechanical centrifuge (8) is connected with rotary-kiln dryer (9) by pipeline, rotary-kiln dryer (9) is connected with multistage high speed blade dispersion machine (10), multistage high speed blade dispersion machine (10) is connected with cloth bag trap (12) with gravity cyclonic separator (11) by pipeline, and cloth bag trap (12) is connected with mineral additive storage bunker (15).
2. the device of producing the powder mineral additive from brown corundum flue dust according to claim 1 is characterized in that: be provided with the Hatch Opening cleaning apparatus at the Hatch Opening that unloads material bin (1).
3. the device of producing the powder mineral additive from brown corundum flue dust according to claim 1, it is characterized in that: the kilneye at rotary-kiln dryer (9) is provided with the kilneye cleaning apparatus.
4. the device of producing the powder mineral additive from brown corundum flue dust according to claim 1 is characterized in that: be provided with bucket type electronic scales (4) at the bottom of the storehouse of storage bunker (3).
5. the device of from brown corundum flue dust, producing the powder mineral additive according to claim 1, it is characterized in that: be provided with the water shoot that joins with lysate preparation pond (18) on a drum-type mechanical centrifuge (6), lysate preparation pond (18) is leached reactive tank (5) by pipeline and wet type and is connected.
6. the device of from brown corundum flue dust, producing the powder mineral additive according to claim 1, it is characterized in that: be provided with the water shoot that is connected with the water station that circulates (16) on spiral washer (7) and secondary drum-type mechanical centrifuge (8), circulation water station (16) is connected with lysate preparation pond (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203057538U CN201530784U (en) | 2009-07-07 | 2009-07-07 | Device for producing powdered mineral admixture from brown fused alumina smoke dust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203057538U CN201530784U (en) | 2009-07-07 | 2009-07-07 | Device for producing powdered mineral admixture from brown fused alumina smoke dust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201530784U true CN201530784U (en) | 2010-07-21 |
Family
ID=42526189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203057538U Expired - Lifetime CN201530784U (en) | 2009-07-07 | 2009-07-07 | Device for producing powdered mineral admixture from brown fused alumina smoke dust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201530784U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101941015B (en) * | 2009-07-07 | 2012-10-17 | 贵州海天铁合金磨料有限责任公司 | Method and device for producing powder mineral admixture from brown alumina dust |
-
2009
- 2009-07-07 CN CN2009203057538U patent/CN201530784U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101941015B (en) * | 2009-07-07 | 2012-10-17 | 贵州海天铁合金磨料有限责任公司 | Method and device for producing powder mineral admixture from brown alumina dust |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106082646B (en) | The method for cooperateing with melting to prepare glass sand with domestic garbage incineration flyash using electroplating sludge | |
| CN106399699B (en) | A kind of handling process of copper-contained sludge | |
| CN104694760B (en) | It is a kind of to handle the method and system that red mud reclaims Iron concentrate | |
| CN203728902U (en) | Integrated solid waste gas ash and zinc-containing ferrovanadium slag recovery device | |
| CN103978017B (en) | Incineration of refuse flyash villaumite removes system and method | |
| CN107030093A (en) | One kind combines washing and plasma fusion handles flying ash system | |
| CN103849774A (en) | Method for recycling waste SCR (Selective Catalytic Reduction) catalyst | |
| CN111410446B (en) | Method and production system for recycling solid waste in aluminum industry by rotary kiln | |
| CN101941015B (en) | Method and device for producing powder mineral admixture from brown alumina dust | |
| CN106113246B (en) | A kind of device and operation method of medical refuse burning flyash microwave continuous sintering ceramsite | |
| CN108380360B (en) | Production process of steel slag and iron fine powder | |
| CN105821214B (en) | Reviver high-purity energy-conserving and environment-protective smelting process | |
| CN102399993A (en) | Method for treating waste residue from wet method gold smelting | |
| CN108787718A (en) | A kind of aluminium electroloysis is given up mechanochemistry conversion and recovery method in breeze containing sodium, fluorochemical | |
| CN108641723A (en) | A kind of high-alkali coal ash for manufacturing for soil conditioner method | |
| CN212222804U (en) | Production system for recycling aluminum industry solid waste in rotary kiln | |
| CN102091524A (en) | Method for treating smoke and dust in zinc oxide by alkaline washing elimination | |
| CN114573237A (en) | Comprehensive utilization method of red mud | |
| CN106587840B (en) | The preparation method of converter slag baking-free ceramicite | |
| CN109127655A (en) | A kind of aluminium electroloysis is given up in breeze containing sodium, the method for transformation of fluorochemical and system | |
| CN105506292B (en) | A kind of heavy metal sewage sludge harmless treatment and resource utilization method | |
| CN114535247A (en) | Hazardous waste incineration ash and slag cooperative plasma melting and recycling system and method | |
| CN204685646U (en) | The treating apparatus of aluminium electroloysis waste lining | |
| CN201530784U (en) | Device for producing powdered mineral admixture from brown fused alumina smoke dust | |
| CN108034829A (en) | A kind of method of the bag-type dust ash production containing scum and high zinc material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100721 Effective date of abandoning: 20090707 |
|
| RGAV | Abandon patent right to avoid regrant |