CN108455866A - Equipment for preparing rock wool and preparation method thereof - Google Patents
Equipment for preparing rock wool and preparation method thereof Download PDFInfo
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- CN108455866A CN108455866A CN201810372183.8A CN201810372183A CN108455866A CN 108455866 A CN108455866 A CN 108455866A CN 201810372183 A CN201810372183 A CN 201810372183A CN 108455866 A CN108455866 A CN 108455866A
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- rock wool
- heating furnace
- stove
- liquid
- speed governing
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- 239000011490 mineral wool Substances 0.000 title claims abstract description 53
- 238000002360 preparation method Methods 0.000 title abstract description 11
- 238000010438 heat treatment Methods 0.000 claims abstract description 94
- 239000000463 material Substances 0.000 claims abstract description 76
- 239000011344 liquid material Substances 0.000 claims abstract description 38
- 239000002893 slag Substances 0.000 claims abstract description 21
- 239000004575 stone Substances 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 12
- 239000006185 dispersion Substances 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims description 39
- 239000000654 additive Substances 0.000 claims description 31
- 230000000996 additive effect Effects 0.000 claims description 31
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 19
- 239000003546 flue gas Substances 0.000 claims description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 19
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 239000003500 flue dust Substances 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 15
- 229920000742 Cotton Polymers 0.000 claims description 13
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 11
- 239000000377 silicon dioxide Substances 0.000 claims description 10
- 229910052681 coesite Inorganic materials 0.000 claims description 8
- 229910052906 cristobalite Inorganic materials 0.000 claims description 8
- 229910052682 stishovite Inorganic materials 0.000 claims description 8
- 229910052905 tridymite Inorganic materials 0.000 claims description 8
- 239000011435 rock Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 229910052593 corundum Inorganic materials 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 5
- 239000010459 dolomite Substances 0.000 claims description 5
- 229910000514 dolomite Inorganic materials 0.000 claims description 5
- 206010022000 influenza Diseases 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 230000035484 reaction time Effects 0.000 claims description 5
- 210000002268 wool Anatomy 0.000 claims description 5
- 229910001845 yogo sapphire Inorganic materials 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 238000009776 industrial production Methods 0.000 claims description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 3
- 235000019738 Limestone Nutrition 0.000 claims description 3
- 239000006004 Quartz sand Substances 0.000 claims description 3
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 3
- -1 basalt Substances 0.000 claims description 3
- 239000003818 cinder Substances 0.000 claims description 3
- 239000004571 lime Substances 0.000 claims description 3
- 239000006028 limestone Substances 0.000 claims description 3
- 239000001095 magnesium carbonate Substances 0.000 claims description 2
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims description 2
- 229910000021 magnesium carbonate Inorganic materials 0.000 claims description 2
- 235000014380 magnesium carbonate Nutrition 0.000 claims description 2
- 239000011343 solid material Substances 0.000 abstract description 10
- 239000002994 raw material Substances 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000001105 regulatory effect Effects 0.000 abstract description 4
- 238000010891 electric arc Methods 0.000 description 6
- 239000000571 coke Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 238000004321 preservation Methods 0.000 description 4
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000005491 wire drawing Methods 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 235000006708 antioxidants Nutrition 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B3/00—Charging the melting furnaces
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/04—Manufacture of glass fibres or filaments by using centrifugal force, e.g. spinning through radial orifices; Construction of the spinner cups therefor
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
- C03B5/18—Stirring devices; Homogenisation
- C03B5/187—Stirring devices; Homogenisation with moving elements
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C13/00—Fibre or filament compositions
- C03C13/06—Mineral fibres, e.g. slag wool, mineral wool, rock wool
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Abstract
The invention belongs to the technical field of rock wool preparation, and particularly relates to equipment for preparing rock wool and a preparation method thereof. The equipment for preparing the rock wool adopts stone or furnace slag as a raw material, the solid material is dispersed into the furnace body through the material dispersing device, the dispersion range of the material in the furnace body is wide, the solid material is convenient to melt quickly, meanwhile, the homogenizing speed regulating furnace is arranged between the heating furnace and the centrifugal machine, the liquid material intermittently flowing out of the heating furnaces is ensured to be buffered, the liquid material is uniformly supplied after being homogenized and kept warm according to the requirement of the centrifugal machine, the whole equipment has high heating efficiency and reasonable process arrangement, the production efficiency and quality of the rock wool can be greatly improved, and the market value is better.
Description
Technical field
The invention belongs to rock wool preparing technical field, especially a kind of equipment and preparation method thereof preparing rock wool.
Background technology
With the development of industrial technology, space flight and aviation industry, missilery etc. are quickly grown, space flight and aviation industry development need tool
Have a high temperature resistant, anti-adverse environment, it is anti-oxidant the features such as material, ceramic material, carbon fibre material, composite material are excellent with its
High temperature resistant, oxidation resistant property, more come with more applications, and these performances are highly suitable for spacecraft, high speed
Guided missile first has to the detection device and method that solve material if by ceramic material, carbon fibre material, composite material application
Problem.
Traditional rock wool（Or mineral wool）Raw material heated crucible in production mostly uses furnace cupola or electric arc furnaces, and utilization is soaring
It is mainly basalt, dolomite, clinker, coke and additive that stove, which manufactures rock wool or the raw material of mineral wool, wherein raw material
Content is aluminium oxide, silica, calcium oxide, magnesia, also a small amount of iron oxide etc..Main manufacturing processes are：Raw material
Enter furnace cupola through dispensing, melted in furnace cupola --- melt by electric furnace lower part stream material mouth flow out, through movable chute be imported into from
Scheming.-- collecting cotton conveyer --- spraying binder collection cotton strip --- at fiber by centrifuge wire drawing and be sent into pendulum bob machine multilayer
The uniform blanket of folding structure mode -- enter curing oven after pressurization, when blast 220-250 DEG C of hot wind, formed have it is certain thick
Degree and the continuous cotton plate of intensity, blanket --- the plate felt come out from curing oven through changeover portion, cooling section, cut length and receiving station at
--- after the examination and test of products -- pass through the automatic packaging and storage of shrinkable film packing machine for finished product.
Rock wool is manufactured using furnace cupola or mineral wool is primarily present following point, first, the raw coke of furnace cupola is passed through
Burning melting, furnace cupola rely primarily on coke burning and generate heat, and heat loss is larger in combustion process, and energy consumption is larger, and makes
At the root of pollutant.Second, due to the higher price of coke, in rock wool the cost of coke be about 600 yuan/it is per ton, cause
Cost is excessively high, is unfavorable for market competition.
The raw material that rock wool or mineral wool are manufactured using electric arc furnaces is mainly basalt, dolomite, clinker and additive,
In, the content of raw material is aluminium oxide, silica, calcium oxide, magnesia, also a small amount of iron oxide etc.；Main manufacture work
Skill is that electric arc furnaces blasts preheated air, and through heated by electrodes, so that hot slag is fully melted in electric furnace and be preferably homogenized,
Melt is imported into centrifuge by the stream material mouth outflow of electric furnace lower part through movable chute.Passing through centrifuge wire drawing into fiber -- collection cotton
--- by binder collection cotton strip --- the uniform blanket for being sent into pendulum bob machine multilayer folding structure type --, pressurization is laggard for injection for conveyer
Enter curing oven, when blast 220-250 DEG C of hot wind, being formed has certain thickness and the continuous cotton plate of intensity, blanket --- from solidification
The plate felt that stove comes out passes through shrinkable film through changeover portion, cooling section, cut length and receiving station as finished product --- after examination and test of products --
The automatic packaging and storage of packing machine.
Manufacture rock wool or mineral wool using electric arc furnaces and be primarily present following point, first, electric arc furnaces using graphite electrode or
Person's molybdenum electrode belongs to low-voltage and high-current design scope, and the power of transformer is larger, produces 30000 tons of rock wool production lines per year, about needs
Want 4000KW, the thermal losses of transformer is big, electrode needs cold water electrode, and heat loss is larger, graphite electrode or molybdenum electrode at
This is higher；Second, the electrode of electric arc furnaces must be inserted into liquid slag, electrode can be only installed at around molten bath or on molten bath
Portion, if electrode is mounted on the top in molten bath, can not be stirred, and melt is also affected in stove internal mobility, if, electricity
Pole is mounted on around molten bath, and the melt uneven heating among molten bath is even, quenched during being unfavorable for；Thirdly the process of heating is
It is intermittent, and it is successional that centrifuge, which prepares rock wool, this just needs a speed governing stove.
Invention content
The purpose of the present invention is preparing difficult heating existing for rock wool, heat preservation hardly possible and the technical barrier for needing speed governing for solution,
It proposes and a kind of preparing rock wool equipment and preparation method thereof.
The present invention is in order to solve the above technical problems, used technical solution is：A kind of equipment preparing rock wool, including it is upper
Expect device, material dispersing device is provided with below feeding device, multiple heating furnaces, Yi Jiyong are provided with below material dispersing device
In the centrifuge of production rock wool, heating furnace is connect by pipeline with homogeneous speed governing stove, and homogeneous speed governing stove is connect with centrifuge, solid
Material such as stone material, clinker and additive are entered by feeding device in material dispersing device, and material dispersing device is by solid
Material dispersion is opened and is added in the heating furnace of lower section according to setting speed, and heating furnace is by solid material heating and melting at liquid
Through reaction and heat preservation after a period of time, the liquid material wheel of multiple heating furnaces flows into homogeneous speed governing stove, in homogeneous tune
After the fast further homogeneous of stove, is entered according to the charging rate of centrifuge requirement and prepare rock wool in centrifuge.
The heating furnace is connected with liquid storage pool far from homogeneous speed governing furnace side, is stored in liquid storage pool through pipeline or cinder ladle
The liquid slag transported, liquid slag enter the additive reaction being added with material dispersing device after heating furnace, then give birth to
At the liquid material prepared needed for rock wool.
Agitating device and flow regulator are provided on the heating furnace and/or homogeneous speed governing stove, agitating device is for stirring
Liquid material in stove is mixed, keeps the reaction of its homogeneous heating abundant；The flow regulator of heating furnace is for controlling multiple heating furnace wheels
Homogeneous speed governing stove feed is flowed to, the flow regulator of homogeneous speed governing stove is for controlling its speed being fed to centrifuge.
The liquid storage pool, heating furnace and homogeneous speed governing stove are arranged successively from high to low, and the difference in height between stove is 100-
1000mm facilitates liquid material to flow from high to low.
The pipeline is overflow pipe, and is provided with heater on pipeline and is heated to pipeline, prevents liquid object
Material is cooling in flow process to influence flowing.
The material dispersing device, including additive bin and be arranged below sub-material identical with heating furnace quantity leakage
Bucket is provided with motor by additive bin and drives blanking tube rotation, to make the material dispersion of additive bin to each separatory funnel
In, it is provided with multiple sub-material tremie pipes below each separatory funnel, is connect with heating furnace below sub-material tremie pipe and to heating furnace
It being fed, being provided on separatory funnel for allocating material to the feeding distribution mechanism of sub-material tremie pipe.
Flue is provided on each sub-material tremie pipe, multiple flues accumulate a main chimney flue and heating furnace is discharged upwards
Flue gas, and be provided with valve on each sub-material tremie pipe, for heating furnace in not feeding heated material, valve closing prevents cigarette
Gas is emerged from separatory funnel pollutes environment.
A kind of method using above equipment preparation rock wool includes the following steps：
Step 1：Liquid slag is added to by liquid storage pool in heating furnace or solid-state clinker and additive are filled by material dispersion
It sets and is added in heating furnace or stone material is added to by material dispersing device in heating furnace；
Step 2：In heating furnace by quickly heating, reaction, new liquid material is generated, generates CO2, flue gas and dust discharge
In addition it administers；
Step 3：Different heating furnaces flow out liquid material in turn, are flowed into homogeneous speed governing stove by overflow pipe, in homogeneous tune
In fast stove after mixing, temperature adjustment, stirring, homogeneous, generation meets the liquid material to be looked for novelty of temperature, viscosity, acidity coefficient, generates
CO2, flue gas and dust discharge generate CO2, flue gas and dust with step 2 and merge improvement；
Step 4：Liquid material after homogeneous speed governing enters the obtained granulated wool of centrifuge or rock cotton board, centrifuge prepare granular
Cotton or rock cotton board belong to the prior art and are no longer described in detail.
Clinker in step 1 is power plant's cyclone furnace hot slag, steel mill's hot slag, industrial production clinker, clinker it is main at
It includes Al to divide2O315-45%, SiO230-55%, CaO3-20%, MgO1-20%, Al2O3+ SiO2>40-80%, above-mentioned hundred
Divide ratio for mass percent, and Fe2O3Etc. micro constitutents content≤15%, stone material and additive are lime stone, lime, quartz
Sand, basalt, magnesite, dolomite are one such or two kinds or more, the granularity 0.01-5mm of stone material and additive, addition
The addition of agent is the 10-40% of solid-state clinker.
1350-1600 DEG C of step 2 heating furnace interior reaction temperature, holding temperature are 1400-1600 DEG C, and the reaction time is less than
60min, heating rate are 8-20 DEG C/min.
The technical effects of the invention are that：
The equipment of the preparation rock wool of the present invention, using stone material or clinker as raw material, by material dispersing device by solid
Material dispersion enters in furnace body, and material dispersion range in furnace body is wide, is convenient for solid material fast melt, while in heating furnace
Homogeneous speed governing stove is set between centrifuge, it is ensured that the liquid material of multiple heating furnace intermittence outflows is buffered, by equal
It is at the uniform velocity supplied according to the requirement of centrifuge after matter and heat preservation, and agitating device is provided on homogeneous speed governing stove, make liquid object
The uniformity of material is more preferably and reaction is more abundant, and the whole equipment efficiency of heating surface is high, and technology arrangement is reasonable, can greatly improve rock wool
Production efficiency and quality have preferable market value.
Description of the drawings
Fig. 1 is the front view of present device；
Fig. 2 is the vertical view of present device.
Reference numeral：1- feeding devices, 2- material dispersing devices, 201- additive bins, 202- separatory funnels, 203- electricity
Machine, 204- blanking tubes, 205- sub-materials tremie pipe, 206- feeding distribution mechanisms, 3- heating furnaces, 4- centrifuges, 5- pipelines, 6- homogeneous speed governing
Stove, 7- flues, 8- main chimney flues, 9- agitating devices, 10- flow regulators, 11- liquid storage pools.
Specific implementation mode
Further specific detailed description is done to the present invention with reference to the accompanying drawings and detailed description.
As depicted in figs. 1 and 2, a kind of equipment preparing rock wool, including feeding device 1,1 lower section of feeding device are provided with object
Expect dispersal device 2, there are four heating furnace 3, and the centrifuge 4 for producing rock wool, heating for 2 lower section setting of material dispersing device
Stove 3 is connect by pipeline 5 with homogeneous speed governing stove 6, and homogeneous speed governing stove 6 is connect with centrifuge 4, solid material such as stone material, clinker and
Additive etc. is entered by feeding device 1 in material dispersing device 2, material dispersing device 2 solid material is scatter and
It is added to according to setting speed in the heating furnace 3 of lower section, heating furnace 3 is by solid material heating and melting at liquid through after a period of time
Reaction and heat preservation, the liquid material wheel of four heating furnaces 3 flows into homogeneous speed governing stove 6, into one in homogeneous speed governing stove 6
After walking homogeneous, is entered in centrifuge 4 according to the charging rate of the requirement of centrifuge 4 and prepare rock wool.
Further, heating furnace 3 is connected with liquid storage pool 11 far from 6 side of homogeneous speed governing stove, stores and passes through in liquid storage pool 11
The liquid slag that pipeline or cinder ladle transport, liquid slag enter the addition being added with material dispersing device 1 after heating furnace 3
Agent is reacted, and the liquid material prepared needed for rock wool is then generated, and the main raw material(s) for preparing rock wool at this time is liquid slag.
Further, liquid storage pool 11, heating furnace 3 and homogeneous speed governing stove 6 are arranged successively from high to low, the height between stove
Difference is 100-1000mm, and liquid material is facilitated to flow from high to low.
Further, as shown in Figure 1, being provided with agitating device 9 and flow regulator 10 on homogeneous speed governing stove 6,
Agitating device 9 and flow regulator 10 can be set on heating furnace 3；Agitating device 9 makes for liquid material in rabble furnace
The reaction of its homogeneous heating is abundant；The flow regulator 10 of heating furnace 3 is for controlling multiple heating furnaces 3 in turn to homogeneous speed governing stove
6 feed, the flow regulator 10 of homogeneous speed governing stove 6 is for controlling its speed being fed to centrifuge 4.
Further, pipeline 5 is overflow pipe, and is provided with heater on pipeline and is heated to pipeline 5, prevents liquid
State material is cooling in flow process to influence flowing.
Further, material dispersing device 2 includes additive bin 201 and is arranged below identical as 3 quantity of heating furnace
Separatory funnel 202, motor 203 is provided with by additive bin 201, blanking tube 204 is driven to rotate, to make additive bin 201
In material dispersion to each separatory funnel 202, the setting of the lower section of each separatory funnel 202 is there are six sub-material tremie pipe 205, under sub-material
The lower section of expects pipe 205 connect with heating furnace 3 and to the feed of heating furnace 3, is provided on separatory funnel 202 for allocating material to dividing
Expect that the feeding distribution mechanism 206 of tremie pipe 205, feeding distribution mechanism 206 are provided with blade in separatory funnel 202, pass through motor powered leaf
Piece rotation makes material allocate to sub-material tremie pipe 205.
Further, be provided with flue 6 on each sub-material tremie pipe 205, multiple flues 6 accumulate a main chimney flue 7 to
The flue gas of upper discharge heating furnace 3, and it is provided with valve on each sub-material tremie pipe 205, heating furnace 3 is in not feeding heated material
When, valve closing prevent flue gas from separatory funnel 202 emerge pollution environment.
The method for carrying out preparing rock wool using the equipment of above-mentioned preparation rock wool, specific embodiment 1 include the following steps：
Step 1：Liquid slag is added to by liquid storage pool 11 in heating furnace 3, while additive is added by material dispersing device 2
Into heating furnace 3；
Step 2：By quickly heating, reaction in heating furnace 3, new liquid material is generated, generates CO2, flue gas and dust row
Go out other improvement；
Step 3：Different heating furnaces 3 flow out liquid material in turn, are flowed into homogeneous speed governing stove 6 by overflow pipe 5, in homogeneous
In speed governing stove 6 after mixing, temperature adjustment, stirring, homogeneous, generation meets the liquid material to be looked for novelty of temperature, viscosity, acidity coefficient, produces
Raw CO2, flue gas and dust discharge generate CO2, flue gas and dust with step 2 and merge improvement；It is kept the temperature in homogeneous speed governing stove 6
Start agitating device 9 simultaneously, liquid material in homogeneous speed governing stove 6 is made to be uniformly mixed；The liquid of liquid material in homogeneous speed governing stove 6
Position is influenced by the intermittent discharge of heating furnace 3, and flowing into 6 changes in flow rate of homogeneous speed governing stove will necessarily influence to flow into the stream of centrifuge 4
Amount, when inflow homogeneous speed governing 6 flows of stove are big, liquid level increases, and flows into 6 flow hour of homogeneous speed governing stove, and liquid level declines, and therefore, needs
Turn-on flow rate regulating device 10 is wanted, so that the flow for finally flowing into centrifuge 4 is kept almost the same by flow regulator 10；
Step 4：Liquid material after homogeneous speed governing enters centrifuge 4 and granulated wool or rock cotton board is made.
Clinker in step 1 is power plant's cyclone furnace hot slag, steel mill's hot slag, industrial production clinker, clinker it is main at
It includes Al to divide2O315-45%, SiO230-55%, CaO3-20%, MgO1-20%, Al2O3+ SiO2>40-80%, above-mentioned hundred
Divide ratio for mass percent, and Fe2O3Etc. micro constitutents content≤15%, additive be lime stone, the granularity of additive
0.01-5mm, the addition of additive are the 10% of solid-state clinker.
1500-1600 DEG C of 3 interior reaction temperature of step 2 heating furnace, holding temperature are 1500-1600 DEG C, and the reaction time is
40min, heating rate are 8-10 DEG C/min.
The acidity coefficient of liquid material is between 1.6-2.3 in step 3, between temperature is 1500-1550 DEG C, viscosity 2-
3Pa.S, flow velocity 60-66Kg/min.
The method for carrying out preparing rock wool using the equipment of above-mentioned preparation rock wool, specific embodiment 2 include the following steps：
Step 1：Solid-state clinker and additive are added to by material dispersing device 2 in heating furnace 3；
Step 2：By quickly heating, reaction in heating furnace 3, new liquid material is generated, generates CO2, flue gas and dust row
Go out other improvement；
Step 3：Different heating furnaces 3 flow out liquid material in turn, are flowed into homogeneous speed governing stove 6 by overflow pipe 5, in homogeneous
In speed governing stove 6 after mixing, temperature adjustment, stirring, homogeneous, generation meets the liquid material to be looked for novelty of temperature, viscosity, acidity coefficient, produces
Raw CO2, flue gas and dust discharge generate CO2, flue gas and dust with step 2 and merge improvement；It is kept the temperature in homogeneous speed governing stove 6
Start agitating device 9 simultaneously, liquid material in homogeneous speed governing stove 6 is made to be uniformly mixed；The liquid of liquid material in homogeneous speed governing stove 6
Position is influenced by the intermittent discharge of heating furnace 3, and flowing into 6 changes in flow rate of homogeneous speed governing stove will necessarily influence to flow into the stream of centrifuge 4
Amount, when inflow homogeneous speed governing 6 flows of stove are big, liquid level increases, and flows into 6 flow hour of homogeneous speed governing stove, and liquid level declines, and therefore, needs
Turn-on flow rate regulating device 10 is wanted, so that the flow for finally flowing into centrifuge 4 is kept almost the same by flow regulator 10；
Step 4：Liquid material after homogeneous speed governing enters centrifuge 4 and granulated wool or rock cotton board is made.
Clinker in step 1 is power plant's cyclone furnace hot slag, steel mill's hot slag, industrial production clinker, clinker it is main at
It includes Al to divide2O315-45%, SiO230-55%, CaO3-20%, MgO1-20%, Al2O3+ SiO2>40-80%, above-mentioned hundred
Divide ratio for mass percent, and Fe2O3Etc. micro constitutents content≤15%, additive be lime and quartz sand, the grain of additive
0.01-5mm is spent, the addition of additive is the 40% of solid-state clinker.
1450-1550 DEG C of 3 interior reaction temperature of step 2 heating furnace, holding temperature are 1450-1550 DEG C, and the reaction time is
50min, heating rate are 12-15 DEG C/min.
The acidity coefficient of liquid material is between 1.5-2.0 in step 3, and between temperature is 1450-1500 DEG C, viscosity is
1.5-2.5Pa.S, flow velocity 55-60Kg/min.
The method for carrying out preparing rock wool using the equipment of above-mentioned preparation rock wool, specific embodiment 3 include the following steps：
Step 1：Stone material is added to by material dispersing device 2 in heating furnace 3；
Step 2：By quickly heating, reaction in heating furnace 3, new liquid material is generated, generates CO2, flue gas and dust row
Go out other improvement；
Step 3：Different heating furnaces 3 flow out liquid material in turn, are flowed into homogeneous speed governing stove 6 by overflow pipe 5, in homogeneous
In speed governing stove 6 after mixing, temperature adjustment, stirring, homogeneous, generation meets the liquid material to be looked for novelty of temperature, viscosity, acidity coefficient, produces
Raw CO2, flue gas and dust discharge generate CO2, flue gas and dust with step 2 and merge improvement；It is kept the temperature in homogeneous speed governing stove 6
Start agitating device 9 simultaneously, liquid material in homogeneous speed governing stove 6 is made to be uniformly mixed；The liquid of liquid material in homogeneous speed governing stove 6
Position is influenced by the intermittent discharge of heating furnace 3, and flowing into 6 changes in flow rate of homogeneous speed governing stove will necessarily influence to flow into the stream of centrifuge 4
Amount, when inflow homogeneous speed governing 6 flows of stove are big, liquid level increases, and flows into 6 flow hour of homogeneous speed governing stove, and liquid level declines, and therefore, needs
Turn-on flow rate regulating device 10 is wanted, so that the flow for finally flowing into centrifuge 4 is kept almost the same by flow regulator 10；
Step 4：Liquid material after homogeneous speed governing enters centrifuge 4 and granulated wool or rock cotton board is made.
Stone material is basalt and dolomite, the granularity 0.01-5mm of stone material in step 1.
1350-1450 DEG C of 3 interior reaction temperature of step 2 heating furnace, holding temperature are 1400-1450 DEG C, and the reaction time is
59min, heating rate are 14-20 DEG C/min.
The acidity coefficient of liquid material is between 1.8-2.3 in step 3, and between temperature is 1400-1450 DEG C, viscosity is
2.2-3Pa.S, flow velocity 50-66Kg/min.
Embodiment provided above is the better embodiment of the present invention, only is used for facilitating illustrating the present invention, not to this hair
It is bright to make any form of restriction, any those of ordinary skill in the art, if not departing from the put forward skill of the present invention
In the range of art feature, the equivalent embodiment that part is changed or modified is made using disclosed technology contents, and
Without departing from the technical feature content of the present invention, in the range of still falling within the technology of the present invention feature.
Claims (10)
1. a kind of equipment preparing rock wool, including feeding device（1）, feeding device（1）Lower section is provided with material dispersing device
（2）, material dispersing device（2）Lower section is provided with multiple heating furnaces（3）, and the centrifuge for producing rock wool（4）, feature
It is：Heating furnace（3）Pass through pipeline（5）With homogeneous speed governing stove（6）Connection, homogeneous speed governing stove（6）With centrifuge（4）Connection.
2. a kind of equipment preparing rock wool according to claim 1, it is characterised in that：The heating furnace（3）Far from homogeneous tune
Fast stove（6）Side is connected with liquid storage pool（11）, liquid storage pool（11）In store the liquid stove transported by pipeline or cinder ladle
Slag.
3. a kind of equipment preparing rock wool according to claim 2, it is characterised in that：The liquid storage pool（11）, heating furnace（3）
With homogeneous speed governing stove（6）It arranges successively from high to low.
4. a kind of equipment preparing rock wool according to claim 1, it is characterised in that：The heating furnace（3）And/or homogeneous tune
Fast stove（6）On be provided with agitating device（9）And flow regulator（10）.
5. a kind of equipment preparing rock wool according to claim 1, it is characterised in that：The pipeline（5）For overflow pipe, and
Heater is provided on pipeline to pipeline（5）It is heated.
6. a kind of equipment preparing rock wool according to claim 1, it is characterised in that：The material dispersing device（2）, including
Additive bin（201）Be arranged below and heating furnace（3）The identical separatory funnel of quantity（202）, additive bin（201）It is other
It is provided with motor（203）Drive blanking tube（204）Rotation, to make additive bin（201）Material dispersion to each sub-material leak
Bucket（202）In, each separatory funnel（202）Lower section is provided with multiple sub-material tremie pipes（205）, sub-material tremie pipe（205）Lower section
With heating furnace（3）It connects and to heating furnace（3）Feed, separatory funnel（202）On be provided with for allocating material to sub-material
Expects pipe（205）Feeding distribution mechanism（206）.
7. a kind of equipment preparing rock wool according to claim 6, it is characterised in that：Each sub-material tremie pipe（205）
On be provided with flue（6）, multiple flues（6）Accumulate a main chimney flue（7）Discharge heating furnace upwards（3）Flue gas, and it is each
Sub-material tremie pipe（205）On be provided with valve.
8. including following step using the method that the equipment that any one described in claim 1-7 prepares rock wool carries out preparing rock wool
Suddenly：
Step 1：Liquid slag passes through liquid storage pool（11）It is added to heating furnace（3）In, while additive passes through material dispersing device
（2）It is added to heating furnace（3）In；Or solid-state clinker and additive pass through material dispersing device（2）It is added to heating furnace（3）
In or stone material pass through material dispersing device（2）It is added to heating furnace（3）In；
Step 2：In heating furnace（3）It is interior to generate new liquid slag by quickly heating, reaction, generate CO2, flue gas and dust
In addition discharge is administered；
Step 3：Different heating furnaces（3）Liquid material is flowed out in turn, by overflow pipe（5）Flow into homogeneous speed governing stove（6）In,
In homogeneous speed governing stove（6）After interior mixing, temperature adjustment, stirring, homogeneous, generation meets the liquid to be looked for novelty of temperature, viscosity, acidity coefficient
Material, generates CO2, flue gas and dust discharge, and generating CO2, flue gas and dust with step 2 merges improvement；
Step 4：Liquid material after homogeneous speed governing enters centrifuge（4）Granulated wool or rock cotton board is made.
9. a kind of method preparing rock wool according to claim 8, it is characterised in that：Clinker in step 1 is power plant's whirlwind
The main component of stove hot slag, steel mill's hot slag, industrial production clinker, clinker includes Al2O315-45%, SiO230-55%,
CaO3-20%, MgO1-20%, Al2O3+ SiO2>40-80%, above-mentioned percentage are mass percent, and Fe2O3Etc. it is micro at
Divide content≤15%, stone material and additive are lime stone, lime, quartz sand, basalt, magnesite, dolomite therein one
Kind or two kinds or more, the granularity 0.01-5mm of stone material and additive, the addition of additive is the 10-40% of clinker.
10. a kind of method preparing rock wool according to claim 8, it is characterised in that：Step 2 heating furnace（3）Interior reaction temperature
1350-1600 DEG C of degree, holding temperature are 1400-1600 DEG C, and the reaction time is less than 60min, and heating rate is 8-20 DEG C/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810372183.8A CN108455866A (en) | 2018-04-24 | 2018-04-24 | Equipment for preparing rock wool and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810372183.8A CN108455866A (en) | 2018-04-24 | 2018-04-24 | Equipment for preparing rock wool and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108455866A true CN108455866A (en) | 2018-08-28 |
Family
ID=63235256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810372183.8A Withdrawn CN108455866A (en) | 2018-04-24 | 2018-04-24 | Equipment for preparing rock wool and preparation method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN108455866A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109775960A (en) * | 2018-12-26 | 2019-05-21 | 洛阳西格马炉业股份有限公司 | Heating system for mineral wool and method for heating mineral wool by using same |
| CN110590124A (en) * | 2019-09-30 | 2019-12-20 | 辽宁九凤武岩科技有限公司 | Device and method for producing basalt continuous fibers |
| CN112030350A (en) * | 2020-08-28 | 2020-12-04 | 山西华康绿色建材有限公司 | Method for producing rock wool by using coal gangue |
-
2018
- 2018-04-24 CN CN201810372183.8A patent/CN108455866A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109775960A (en) * | 2018-12-26 | 2019-05-21 | 洛阳西格马炉业股份有限公司 | Heating system for mineral wool and method for heating mineral wool by using same |
| CN109775960B (en) * | 2018-12-26 | 2024-03-15 | 洛阳西格马炉业股份有限公司 | Heating system for mineral wool and method for heating mineral wool by using heating system |
| CN110590124A (en) * | 2019-09-30 | 2019-12-20 | 辽宁九凤武岩科技有限公司 | Device and method for producing basalt continuous fibers |
| CN112030350A (en) * | 2020-08-28 | 2020-12-04 | 山西华康绿色建材有限公司 | Method for producing rock wool by using coal gangue |
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Application publication date: 20180828 |