CN209043035U - Melting furnace is used in a kind of production of rock wool - Google Patents
Melting furnace is used in a kind of production of rock wool Download PDFInfo
- Publication number
- CN209043035U CN209043035U CN201821748094.0U CN201821748094U CN209043035U CN 209043035 U CN209043035 U CN 209043035U CN 201821748094 U CN201821748094 U CN 201821748094U CN 209043035 U CN209043035 U CN 209043035U
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- Prior art keywords
- melting furnace
- air inlet
- rock wool
- water tank
- furnace
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- 238000002844 melting Methods 0.000 title claims abstract description 55
- 230000008018 melting Effects 0.000 title claims abstract description 55
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- 239000011490 mineral wool Substances 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000002485 combustion reaction Methods 0.000 claims abstract description 26
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 34
- 239000012530 fluid Substances 0.000 claims description 32
- 238000005192 partition Methods 0.000 claims description 21
- 239000003345 natural gas Substances 0.000 claims description 17
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 12
- 238000011534 incubation Methods 0.000 claims description 8
- 238000005452 bending Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 8
- 238000010924 continuous production Methods 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 description 9
- 238000001816 cooling Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 239000000498 cooling water Substances 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 229910001882 dioxygen Inorganic materials 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 206010016654 Fibrosis Diseases 0.000 description 1
- -1 basalt Substances 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000006185 dispersion Substances 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
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect 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
- 238000004064 recycling Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
Landscapes
- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
The utility model discloses a kind of rock wool production melting furnaces, including cylindrical fusing furnace body, the furnace wall of melting furnace includes inner and outer wall, is equipped with circular passage between inner and outer wall, circular passage bottom is equipped with annular water tank, and circular passage is communicated with annular water tank by through-hole；The top of melting furnace is equipped with feed inlet, and feed inlet is connected with feed system；Melting furnace side is equipped with discharge port, and discharge outlet is equipped with liquidometer, and the bottom of melting furnace is equipped with air inlet, and air inlet is connected with air inlet system；Feed system, liquidometer and air inlet system are electrically connected to the control system.The utility model connects air inlet system, feed system and liquidometer and control system, charging and the air inlet of combustion furnace can be automatically controlled according to the combustion case and discharge hole for discharge situation of material in combustion furnace, the continuous production running of combustion furnace is effectively guaranteed, improve production efficiency, cost has been saved, the overall efficiency of rock wool production is improved.
Description
Technical field
The utility model relates to rock wool production technical fields, and in particular to melting furnace is used in a kind of production of rock wool.
Background technique
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 centrifugation makes its fibrosis form rock wool board or other products using further processing.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, generally traditional jacket type shaft furnace are passed through cooling water in intermediate collet,
Cooling water temperature after melting furnace increases, and by cooling tower cooler, water is passed through in melting furnace collet to melting furnace again after cooling
Furnace wall cools down, it is ensured that furnace wall is not melted deformation, the waste of hydro-thermal energy is caused in such water cycle process, simultaneously
It also 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 conservation and environmental protection
Demand.In addition, existing melting furnace is mostly manually actively fed according to material combusting situation, production efficiency is lower.
Utility model content
In view of the above problems, the object of the present invention is to provide a kind of rock wool production melting furnace, the fusing furnace structures
Simply, easy to use, energy is saved, production cost is reduced, improves production efficiency, realize energy-saving and environment-friendly purpose.
To achieve the above objectives, the present invention adopts the following technical solutions:
A kind of rock wool production melting furnace, including fusing furnace body, the fusing furnace body are cylindrical structure, melting furnace
Furnace wall include inner and outer wall, between the inner and outer wall be equipped with the circular passage parallel with melting furnace cylinder direction, institute
Circular passage bottom is stated equipped with annular water tank, annular water tank is looped around melting furnace lower part, and through-hole is equipped at the top of annular water tank, described
Circular passage is communicated with annular water tank by through-hole；Annular water tank bottom sides are equipped with water inlet, and circular passage top, which is equipped with, steams
Vapor outlet；Feed inlet is equipped at the top of the melting furnace, feed inlet is connected with feed system；Melting furnace side is equipped with discharge port, out
Liquidometer is equipped at material mouth, the bottom of the melting furnace is equipped with air inlet, and air inlet is connected with air inlet system；The charging system
System, liquidometer and air inlet system are electrically connected to the control system.
The melting furnace body bottom portion is equipped with incubation cavity, and incubation cavity top is fluid layer, and fluid layer top is equipped with combustion chamber,
It is equipped with partition between incubation cavity and fluid layer, latticed baffle is equipped between fluid layer and combustion chamber；The partition, which is equipped with, to be supplied
The through-hole that blast pipe passes through, blast pipe protrude into the part in fluid layer in bending state, and the discharge port is set to fluid layer side
Bottom；The annular water tank is surrounded on bottom of combustion chamber surrounding.
The partition is inclined, and tilt angle is 10 ° -20 °, is set to partition for the through-hole that blast pipe passes through on partition
Higher one end, the discharge port are set to the fluid layer side bottom of the lower side of partition.
The part that the blast pipe protrudes into fluid layer is bent into inverted U, makes the outlet air mouth down of blast pipe, at air outlet
Equipped with filter.
The air inlet system includes natural gas supply system and pure oxygen air supply system, and the blast pipe includes central tube and outer
Pipe, central tube connect natural gas supply system, and outer tube connects pure oxygen air supply system.
Temperature sensor, the temperature sensor, natural gas supply system and pure oxygen gas supply are equipped with inside the melting furnace
System is also electrically connected to the control system.
The utility model compared with prior art, uses annular channel structure between the utility model inside and outside wall, due to molten
It is very high to change the indoor temperature of furnace burning, the cooling water being passed through in annular water tank is heated at high temperature in combustion chamber generates high pressure steaming
Vapour, to cool down to furnace wall, avoid be passed through in cooling tower after folder jacket temperature increases it is cooling after be passed through it is molten
The processing step for changing furnace, has simplified technical process, and the high steam generated in circular passage can promote the raw material preheating of entrance
It faster more fully burns in the combustion chamber into raw material, setting circular passage can uniformly cool down to melting furnace, guarantee furnace wall
Temperature uniformity, avoid the occurrence of partial cooling it is uneven and make furnace wall be heated excessively high damage the phenomenon that；In addition high steam from
It can be converted into electric energy, kinetic energy, thermal energy etc. after discharge in melting furnace, sufficiently accomplished the recycling and reusing of energy, avoided money
Source waste, has saved production cost, has improved the overall economic efficiency of rock wool production process.In addition, the fusing of the utility model
Liquidometer is arranged in discharge port in furnace, and air inlet system, feed system and liquidometer and control system are connected, can basis
The combustion case of material and discharge hole for discharge situation automatically control charging and the air inlet of combustion furnace in combustion furnace, are effectively guaranteed
The continuous production of combustion furnace operates, and improves production efficiency, has saved cost, improves the overall efficiency of rock wool production.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the schematic diagram in Fig. 1 along Section A-A；
Fig. 3 is the distribution schematic diagram of annular water tank and circular passage in the utility model.
Specific embodiment
To more fully understand those skilled in the art to 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 rock wool production melting furnace, including furnace body 1 is melted, the fusing furnace body 1 is
Cylindrical structure, the furnace wall of melting furnace include inner wall 2 and outer wall 3, are equipped with and melting furnace cylinder between the inner wall 2 and outer wall 3
The parallel circular passage 16 in direction, 16 bottom of circular passage are equipped with annular water tank 18, and annular water tank 18 is looped around melting furnace
Lower part, through-hole 17 is equipped at the top of annular water tank 18, and the circular passage 16 passes through through-hole 17 with annular water tank 18 and communicates；Annular water
18 bottom sides of case are equipped with water inlet, and 16 top of circular passage is equipped with steam (vapor) outlet 19；Feed inlet is equipped at the top of the melting furnace
5, feed inlet 5 is connected with feed system 4；Melting furnace side is equipped with discharge port 8, is equipped with liquidometer 7, the fusing at discharge port 8
The bottom of furnace is equipped with air inlet, and air inlet is connected with air inlet system；The feed system, liquidometer and air inlet system and control
System electrical connection.
1 bottom of fusing furnace body is equipped with incubation cavity 10, and 10 top of incubation cavity is fluid layer 9, and 9 top of fluid layer is equipped with
Combustion chamber 6 is equipped with partition 14 between incubation cavity 10 and fluid layer 9, latticed baffle 15 is equipped between fluid layer 9 and combustion chamber 6；
The partition 14 is equipped with the through-hole that passes through for blast pipe, and blast pipe protrudes into the part in fluid layer in bending state, it is described go out
Material mouth 8 is set to 14 side bottom of fluid layer；The annular water tank 18 is surrounded on 6 bottom surrounding of combustion chamber.Raw material from melting furnace into
Material mouth is delivered in melting furnace, carries out combustion melting into combustion chamber 6, and the fluid after fusing is flowed out from latticed baffle 15 to be entered
Fluid layer 14, then flows out through discharge port.Another natural gas and oxygen are passed into fluid layer by blast pipe, then pass through gear
Plate, which enters in combustion chamber, enters raw material full combustion, natural gas and oxygen from bottom, is more conducively uniformly distributed to whole
A bottom of combustion chamber keeps material combusting more abundant.
The partition 14 is inclined, and tilt angle is 10 ° -20 °, is set on partition 14 for the through-hole that blast pipe passes through
The higher one end of partition, the discharge port 8 are set to the fluid layer side bottom of the lower side of partition 14.Skewed partition is set
Discharge port is flowed to along partition convenient for the fluid after fusing, the side opposite with discharge port is avoided to have fluid to overstock.
The part that the blast pipe protrudes into fluid layer is bent into inverted U, makes the outlet air mouth down of blast pipe, at air outlet
Equipped with filter 11, the setting of outlet air mouth down avoids entering blast pipe after fluid molten in dropping process, while the oxygen conveyed downwards
Gas and natural gas flow up after the dispersion of the partition of fluid layer bottom, more can uniformly be scattered in bottom of combustion chamber, make to burn
Room bottom temp uniformity, to be evenly heated to raw material in combustion chamber.
The air inlet system includes natural gas supply system and pure oxygen air supply system, and the blast pipe includes 12 He of central tube
Outer tube 13, central tube 12 connect natural gas supply system, and outer tube 13 connects pure oxygen air supply system, two air hoses are arranged and each lead into
Natural gas and oxygen make natural gas and pure oxygen after reaching melting furnace in conjunction with burning, avoid mixedly appearing explosion etc. in advance
It is dangerous.
Temperature sensor, the temperature sensor, natural gas supply system and pure oxygen gas supply are equipped with inside the melting furnace
System is also electrically connected to the control system, and by temperature sensor senses in-furnace temperature, signal is then passed to control system, by
Control system control natural gas and pure oxygen are passed through flow, guarantee in-furnace temperature within the scope of normal production requirement.
The ring width of the circular passage 16 is less than the width of annular water tank 18, can make the fraction water in annular water tank 18
Flowing into circular passage 16, the ring width of circular passage, which is too narrow to, can make in circular passage 16 water flow in uphill process by high temperature evaporation,
And then furnace wall temperature is reduced, and annular channel can more make furnace wall uniform decrease in temperature, guarantee furnace wall bulk temperature uniformity, extends
The furnace wall service life.
In use, raw material is conveyed into melting furnace the melting furnace of the utility model from feed inlet 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 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 makes furnace wall cool down by high temperature evaporation, and then in melting furnace during material combusting, control system is according to temperature sensor
The temperature signal of transmitting adjusts the air inflow of oxygen and natural gas, controls feed system according to the signal designation of discharge port liquidometer
The amount of transferring raw material into melting furnace, guarantees the continuous production of melting furnace, has saved cost, improves whole production efficiency.
Claims (6)
1. a kind of rock wool production melting furnace, including fusing furnace body, the fusing furnace body are cylindrical structure, melting furnace
Furnace wall includes inner and outer wall, it is characterised in that: the ring parallel with melting furnace cylinder direction is equipped between the inner and outer wall
Shape channel, the circular passage bottom are equipped with annular water tank, and annular water tank is looped around melting furnace lower part, is equipped at the top of annular water tank
Through-hole, the circular passage are connected with annular water tank by through-hole；Annular water tank bottom sides are equipped with water inlet, circular passage
Top is equipped with steam (vapor) outlet；Feed inlet is equipped at the top of the melting furnace, feed inlet is connected with feed system；Melting furnace side is equipped with
Discharge port, discharge outlet are equipped with liquidometer, and the bottom of the melting furnace is equipped with air inlet, and air inlet is connected with air inlet system；Institute
Feed system, liquidometer and air inlet system is stated to be electrically connected to the control system.
2. rock wool production melting furnace according to claim 1, it is characterised in that: the melting furnace body bottom portion, which is equipped with, to be protected
Warm chamber, incubation cavity top are fluid layer, and fluid layer top is equipped with combustion chamber, and partition, fluid are equipped between incubation cavity and fluid layer
Latticed baffle is equipped between layer and combustion chamber；The partition is equipped with the through-hole passed through for blast pipe, and blast pipe protrudes into fluid
Part in layer is in bending state, and the discharge port is set to fluid layer side bottom；The annular water tank is surrounded on combustion chamber bottom
Portion's surrounding.
3. rock wool production melting furnace according to claim 2, it is characterised in that: the partition is inclined, inclination
Angle is 10 ° -20 °, is set to the higher one end of partition for the through-hole that blast pipe passes through on partition, the discharge port be set to partition compared with
The fluid layer side bottom of low side.
4. rock wool production melting furnace according to claim 3, it is characterised in that: the blast pipe protrudes into fluid layer
Part is bent into inverted U, makes the outlet air mouth down of blast pipe, is equipped with filter at air outlet.
5. rock wool production melting furnace according to claim 4, it is characterised in that: the air inlet system includes that natural gas supplies
Gas system and pure oxygen air supply system, the blast pipe include central tube and outer tube, and central tube connects natural gas supply system, outer tube
Connect pure oxygen air supply system.
6. rock wool production melting furnace according to claim 5, it is characterised in that: be equipped with temperature inside the melting furnace and pass
Sensor, the temperature sensor, natural gas supply system and pure oxygen air supply system are also electrically connected to the control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821748094.0U CN209043035U (en) | 2018-10-26 | 2018-10-26 | Melting furnace is used in a kind of production of rock wool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821748094.0U CN209043035U (en) | 2018-10-26 | 2018-10-26 | Melting furnace is used in a kind of production of rock wool |
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| Publication Number | Publication Date |
|---|---|
| CN209043035U true CN209043035U (en) | 2019-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821748094.0U Active CN209043035U (en) | 2018-10-26 | 2018-10-26 | Melting furnace is used in a kind of production of rock wool |
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| Country | Link |
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| CN (1) | CN209043035U (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 |
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2018
- 2018-10-26 CN CN201821748094.0U patent/CN209043035U/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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