CN207991243U - A kind of all-oxygen combustion melting furnace of rock wool production - Google Patents
A kind of all-oxygen combustion melting furnace of rock wool production Download PDFInfo
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- CN207991243U CN207991243U CN201820325090.5U CN201820325090U CN207991243U CN 207991243 U CN207991243 U CN 207991243U CN 201820325090 U CN201820325090 U CN 201820325090U CN 207991243 U CN207991243 U CN 207991243U
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- Prior art keywords
- melting furnace
- furnace
- rock wool
- pipeline
- wall
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- 238000002844 melting Methods 0.000 title claims abstract description 58
- 230000008018 melting Effects 0.000 title claims abstract description 58
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 239000011490 mineral wool Substances 0.000 title claims abstract description 24
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 24
- 239000001301 oxygen Substances 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 42
- 239000003345 natural gas Substances 0.000 claims description 21
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 13
- 239000010410 layer Substances 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 239000012530 fluid Substances 0.000 claims description 9
- 230000004907 flux Effects 0.000 claims description 6
- 238000011534 incubation Methods 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 5
- 239000000155 melt Substances 0.000 claims description 4
- 239000011229 interlayer Substances 0.000 claims description 3
- 239000000498 cooling water Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 238000004064 recycling Methods 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 6
- 239000002994 raw material Substances 0.000 description 5
- 239000000571 coke Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 206010016654 Fibrosis Diseases 0.000 description 1
- -1 basalt Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000004761 fibrosis Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Gasification And Melting Of Waste (AREA)
Abstract
The utility model discloses a kind of all-oxygen combustion melting furnaces of rock wool production, furnace body is melted including cylinder, the furnace wall of melting furnace includes inner and outer wall, pipeline is equipped between inner and outer wall, duct bottom is equipped with the annular water tank being connected with pipeline, the pipe being connected with pipeline is equipped at the top of pipeline, the annular water tank is equipped with water inlet, and pipe is equipped with steam (vapor) outlet；Feed inlet is equipped at the top of the melting furnace, melting furnace side bottom is equipped with air inlet, and air inlet lower end is equipped with discharge port.The jacket type structure of furnace wall is improved to duct type structure by the utility model, the cooling water being passed through in pipeline is heated at high temperature generation high steam in melting furnace and cools down to furnace wall, high steam can be converted into electric energy, kinetic energy, thermal energy etc. after being discharged out of stove simultaneously, the recycling of energy is fully accomplished, technical process is simplified, the wasting of resources is avoided, production cost has been saved, improves the overall economic efficiency of rock wool production process.
Description
Technical field
The utility model is related to rock wool production technical fields, and in particular to a kind of all-oxygen combustion fusing of rock wool production
Stove.
Background technology
Rock wool is a kind of common heat preserving and insulating material, is passed through using raw material such as basalt, coke, dolomite and slags
Melt, centrifuge makes its fibrosis form rock cotton board or other products into further processing excessively again.With national economy
Development is implemented with national energy-saving policy, and building and the heat-insulated demand with rock mineral wool product of industrial heat preservation are increasing, but state
The interior existing furnace cupola for the production of rock mineral wool, traditional is all jacket type shaft furnace, and cooling water is passed through in intermediate chuck, cold
But water temperature after melting furnace increases, and by cooling tower cooler, water is passed through in melting furnace chuck again after cooling to melting furnace stove
Wall cools down, it is ensured that furnace wall is not melted deformation, and the waste of hydro-thermal energy is caused in such water cycle process, simultaneously also
It drives motor to be blowed with a large amount of electric energy to recycle with water pump, cause 80% energy waste, do not meet energy-saving and environment-friendly
Demand.
Utility model content
In view of the above-mentioned problems, the purpose of this utility model is to provide a kind of all-oxygen combustion melting furnace of rock wool production, this is molten
Change furnace structure is simple, has saved energy, reduces production cost, reduces environmental pollution, realizes energy-saving and environment-friendly purpose.
To achieve the above object, the utility model adopts the following technical solution：
A kind of all-oxygen combustion melting furnace of rock wool production, including fusing furnace body, the fusing furnace body are cylindrical tie
The furnace wall of structure, melting furnace includes inner and outer wall, and the pipeline parallel with melting furnace cylinder direction, institute are equipped between inner and outer wall
It states duct bottom and is equipped with annular water tank, annular water tank is looped around in melting furnace bottom interior wall, and pipe, pipe ring are equipped at the top of pipeline
It is wound in melting furnace top inner wall, duct bottom is connected with annular water tank, is connected with pipe at the top of pipeline, the annular water
Case is equipped with water inlet, and pipe is equipped with steam (vapor) outlet；Feed inlet is equipped at the top of the melting furnace, melting furnace side bottom is equipped with
Air inlet, air inlet lower end are equipped with discharge port.
The fusing furnace bottom is equipped with incubation cavity, and incubation cavity top is fluid layer, and the fluid layer is communicated with discharge port, is flowed
Body layer is equipped with combustion chamber, and combustion chamber top is equipped with partition board, and partition board top is storage compartment.
The air inlet includes at least four, and annular is uniformly distributed the surrounding with fusing furnace bottom.
The pipeline includes at least eight.
The pipeline circular array formula is uniformly distributed in interlayer cavity between the inner walls and the outer.
The air inlet includes center air port and outer air port, and center air port connects natural gas channel, and outer air port connects pure oxygen
Channel.
The volume ratio of the natural gas and pure oxygen is 1：2.
The natural gas channel is equipped with natural gas flow control valve, and pure oxygen channel is equipped with oxygen flux control valve, melts
Change and is equipped with temperature sensor, the natural gas flow control valve, oxygen flux control valve and temperature sensor and control in stove
System is electrically connected.
The furnace wall of the melting furnace is equipped with watch window.
Compared with prior art, the jacket type structure of traditional furnace wall is improved to pipeline to the utility model by the utility model
Formula structure, the cooling water being passed through in pipeline is heated at high temperature in melting furnace generates high steam, to cool down to furnace wall, keeps away
Exempt to press from both sides and be passed through after jacket temperature increases in cooling tower after cooling in the processing step for being passed through melting furnace, has simplified technique
Process, at the same high steam be discharged out of melting furnace after can be converted into electric energy, kinetic energy, thermal energy etc., fully accomplished energy
Recycling avoids the wasting of resources, has saved production cost, improves the overall economic efficiency of rock wool production process.Separately
Outside, the melting furnace of the utility model uses the pure oxygen combustion technology that natural gas is mixed and burned with pure oxygen, is only generated in combustion process
Carbon dioxide and vapor, more existing coke combustion technology, reduce environmental pollution, improve fusion temperature, make production
Rock wool has higher acidity coefficient, improves the rock wool quality of production.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the schematic diagram along Section A-A in Fig. 1；
Fig. 3 is the distribution schematic diagram of pipeline in the utility model.
Specific implementation mode
To make those skilled in the art more fully understand the utility model, With reference to embodiment to this reality
It is described further with novel：
As shown in Figure 1 to Figure 3, a kind of all-oxygen combustion melting furnace of rock wool production, including fusing furnace body 1, the fusing
Furnace body 1 is cylindrical structure, and the furnace wall for melting furnace body includes inner wall 2 and outer wall 3, is equipped with and melts between inner wall 2 and outer wall 3
Change the parallel pipeline 15 in furnace stay body direction, 15 bottom of the pipeline is equipped with annular water tank 17, and annular water tank 17 is looped around melting furnace
In bottom interior wall, 15 top of pipeline is equipped with pipe 16, and pipe 16 is looped around in melting furnace top inner wall, 15 bottom of pipeline and annular
Water tank 17 is connected, and 15 top of pipeline is connected with pipe 16, and the annular water tank 17 is equipped with water inlet, and pipe 16 is equipped with
Steam (vapor) outlet；Feed inlet 4 is equipped at the top of the melting furnace, melting furnace side bottom is equipped with air inlet, and air inlet lower end is equipped with out
Material mouth 10.
The fusing furnace bottom is equipped with incubation cavity 12, and 12 top of incubation cavity is fluid layer 11, the fluid layer 11 and discharging
Mouth 10 communicates, and fluid layer 11 is equipped with combustion chamber 13, and 13 top of combustion chamber is equipped with partition board 14, and 14 top of partition board is storage compartment.It is former
Material is after the feed inlet of melting furnace is sent into melting furnace, by spacers block in storage room, natural gas in combustion chamber below storage room
It fully burns with oxygen mix and raw material flow downwardly into and then arranged by discharge port after abundant combustion heating makes melting sources
Go out, which is combined the more existing coke combustion method of burning that fusion temperature can be made to be up to 2700 degree with oxygen, reduces slag
Generation, improve the acidity coefficient of rock wool, in addition the melting furnace be vertical furnace body when, furnace bottom thermal energy flows up, can be to upper
Layer material is heated in advance, and thermal energy is fully utilized, and top temperature is less than 200 degree.
The air inlet includes at least four, and annular is uniformly distributed the surrounding with fusing furnace bottom.From fusing furnace bottom four
Week is uniformly passed through burning gases into melting furnace, it is ensured that the burning indoor temperature uniformity of melting furnace, and then to raw material
It is evenly heated.
The air inlet includes center air port 8 and outer air port 6, and center air port 8 connects natural gas channel 9, and outer air port 6 connects
Pure oxygen channel 7, two air ports of setting each lead into natural gas and oxygen, natural gas and pure oxygen are made to be tied after reaching melting furnace
Combination burning avoids mixedly appearing the danger such as explosion in advance.
The pipeline includes at least eight, and circular array formula is uniformly distributed interlayer cavity between the inner walls and the outer
Interior, the wall thickness of pipeline can be according to the different Rational choices for actually bearing steam pressure.By pipeline be uniformly distributed in inner wall with
Between outer wall, can uniformly cool down to melting furnace, ensure furnace wall temperature uniformity, avoid the occurrence of local cooling it is uneven and
Make furnace wall be heated excessively high damage the phenomenon that.
The volume ratio of the natural gas and pure oxygen is 1：2, ensure the completely burned of natural gas in melting furnace.
The natural gas channel is equipped with natural gas flow control valve, and pure oxygen channel is equipped with oxygen flux control valve, melts
Change and is equipped with temperature sensor, the natural gas flow control valve, oxygen flux control valve and temperature sensor and control in stove
System is electrically connected.
The furnace wall of the melting furnace is equipped with watch window 5, and the combustion case inside melting furnace is observed convenient for staff.
In use, raw material is conveyed into from feed inlet in melting furnace the melting furnace of the utility model first, bottom into
It is passed through natural gas at air port and raw material is heated in pure oxygen gas burning, is allowed to melt, the fluid after fusing is arranged from discharge port
Entering next production stage after going out, the cooling procedure of melting furnace furnace wall is to be passed through cooling water from the annular water tank water inlet of bottom,
Cooling water is flowed up along each pipeline, and during flowing up, cooling water forms steam by heating evaporation, then from pipeline
The pipe gas outlet at top is transported to steam turbine, and then steam energy is carried out conversion and is used as follow-up, saved the energy with
And production cost, improve whole economic efficiency.
Claims (8)
1. a kind of all-oxygen combustion melting furnace of rock wool production, including fusing furnace body, it is characterised in that：The fusing furnace body is
The furnace wall of cylindrical structure, melting furnace includes inner and outer wall, is equipped between inner and outer wall parallel with melting furnace cylinder direction
Pipeline, the duct bottom is equipped with annular water tank, and annular water tank is looped around in melting furnace bottom interior wall, and circle is equipped at the top of pipeline
Pipe, pipe are looped around in melting furnace top inner wall, and duct bottom is connected with annular water tank, are connected with pipe at the top of pipeline,
The annular water tank is equipped with water inlet, and pipe is equipped with steam (vapor) outlet；It is equipped with feed inlet at the top of the melting furnace, melts furnace side
Face bottom is equipped with air inlet, and air inlet lower end is equipped with discharge port.
2. the all-oxygen combustion melting furnace of rock wool production according to claim 1, it is characterised in that：The fusing furnace body
Bottom is equipped with incubation cavity, and incubation cavity top is fluid layer, and the fluid layer is communicated with discharge port, and fluid layer is equipped with combustion chamber,
Combustion chamber top is equipped with partition board, and partition board top is storage compartment.
3. the all-oxygen combustion melting furnace of rock wool production according to claim 2, it is characterised in that：The air inlet includes extremely
Four few, annular is uniformly distributed the surrounding with fusing furnace bottom.
4. the all-oxygen combustion melting furnace of rock wool production according to claim 3, it is characterised in that：The pipeline includes at least
Eight, circular array formula is uniformly distributed in interlayer cavity between the inner walls and the outer.
5. the all-oxygen combustion melting furnace of rock wool production according to claim 4, it is characterised in that：During the air inlet includes
Heart air port and outer air port, center air port connect natural gas channel, outer air port connection pure oxygen channel.
6. the all-oxygen combustion melting furnace of rock wool production according to claim 5, it is characterised in that：The natural gas and pure oxygen
Volume ratio be 1：2.
7. the all-oxygen combustion melting furnace of rock wool production according to claim 6, it is characterised in that：On the natural gas channel
Equipped with natural gas flow control valve, pure oxygen channel is equipped with oxygen flux control valve, and temperature sensor is equipped in melting furnace, described
Natural gas flow control valve, oxygen flux control valve and temperature sensor are electrically connected with control system.
8. the all-oxygen combustion melting furnace of rock wool production according to claim 7, it is characterised in that：The furnace wall of the melting furnace
It is equipped with watch window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820325090.5U CN207991243U (en) | 2018-03-09 | 2018-03-09 | A kind of all-oxygen combustion melting furnace of rock wool production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820325090.5U CN207991243U (en) | 2018-03-09 | 2018-03-09 | A kind of all-oxygen combustion melting furnace of rock wool production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207991243U true CN207991243U (en) | 2018-10-19 |
Family
ID=63827642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820325090.5U Active CN207991243U (en) | 2018-03-09 | 2018-03-09 | A kind of all-oxygen combustion melting furnace of rock wool production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207991243U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237945A (en) * | 2018-10-26 | 2019-01-18 | 郁平 | Melting furnace is used in a kind of production of rock wool |
-
2018
- 2018-03-09 CN CN201820325090.5U patent/CN207991243U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237945A (en) * | 2018-10-26 | 2019-01-18 | 郁平 | Melting furnace is used in a kind of production of rock wool |
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