CN221055530U - Magnesium reduction furnace and light furnace top lining - Google Patents
Magnesium reduction furnace and light furnace top lining Download PDFInfo
- Publication number
- CN221055530U CN221055530U CN202323034790.9U CN202323034790U CN221055530U CN 221055530 U CN221055530 U CN 221055530U CN 202323034790 U CN202323034790 U CN 202323034790U CN 221055530 U CN221055530 U CN 221055530U
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- China
- Prior art keywords
- heat
- insulating fiber
- lining
- lightweight
- furnace
- 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.)
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Links
- 230000009467 reduction Effects 0.000 title claims abstract description 21
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 229910052749 magnesium Inorganic materials 0.000 title claims abstract description 18
- 239000011777 magnesium Substances 0.000 title claims abstract description 18
- 239000000835 fiber Substances 0.000 claims abstract description 72
- 238000004873 anchoring Methods 0.000 claims abstract description 12
- 239000010410 layer Substances 0.000 claims abstract description 8
- 238000009413 insulation Methods 0.000 claims description 20
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000011247 coating layer Substances 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000002519 antifouling agent Substances 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 7
- 238000004134 energy conservation Methods 0.000 abstract description 6
- 239000011253 protective coating Substances 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000005338 heat storage Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The application discloses a light furnace top lining, which comprises a heat-insulating fiber blanket used for being in direct contact with a furnace top, wherein a heat-insulating fiber module is arranged on the other side surface of the heat-insulating fiber blanket, a high-temperature protective coating layer is arranged on the other side surface of the heat-insulating fiber module, a screw is fixed on the furnace top, an anchoring piece is embedded in the heat-insulating fiber module, the anchoring piece is fastened by matching a nut and the screw to fix the heat-insulating fiber module and the furnace top, and the light furnace top lining can realize energy conservation and consumption reduction and is convenient to construct and maintain. The application also discloses a magnesium reduction furnace with the light furnace top lining, and the magnesium reduction furnace has the same advantages.
Description
Technical Field
The utility model relates to the technical field of heat preservation equipment, in particular to a magnesium reduction furnace and a light furnace top lining.
Background
An important index of the industrial kiln is the energy saving and consumption reduction degree, the first method is to improve the process and equipment upgrading and lifting in order to achieve better energy saving and consumption reduction, and the second method is to reduce the heat dissipation loss and heat storage loss of a kiln lining and improve the heat preservation effect through the improvement of the lining structure of the kiln.
The metal magnesium reducing furnace is a core device for producing magnesium, mainly adopts a silicothermic method, takes calcined dolomite as a raw material, takes ferrosilicon as a reducing agent, carries out vacuum thermal reduction at about 1200 ℃ to generate magnesium vapor and condenses and crystallizes into coarse magnesium, has low efficiency and large energy consumption in the process of producing magnesium by using the silicothermic method, and the existing furnace top lining mainly adopts a castable heavy refractory structure, and adopts refractory bricks and castable, so that the furnace wall lining has large heat conductivity coefficient, large heat dissipation loss, large heat accumulation, difficult construction, long construction period and inconvenient maintenance, thereby realizing energy conservation and consumption reduction of the magnesium reducing furnace and facilitating construction and maintenance.
Disclosure of utility model
In order to solve the technical problems, the utility model provides the magnesium reduction furnace and the light furnace top lining, which can realize energy conservation and consumption reduction and are convenient for construction and maintenance.
The light furnace top lining comprises a heat-insulating fiber blanket used for being in direct contact with a furnace top, wherein a heat-insulating fiber module is arranged on the other side face of the heat-insulating fiber blanket, a high-temperature heat-protecting coating layer is arranged on the other side face of the heat-insulating fiber module, a screw is fixed on the furnace top, an anchoring piece is embedded in the heat-insulating fiber module, and the anchoring piece is fastened by matching of a nut and the screw to fix the heat-insulating fiber module with the furnace top.
Preferably, in the lightweight roof lining described above, the insulating fibrous blanket is an alumina fibrous blanket.
Preferably, in the lightweight roof lining described above, the insulating fibre modules are alumina fibre modules.
Preferably, in the lightweight roof lining described above, the number of insulation fiber blanket units within the insulation fiber blanket is from 3 to 7 layers.
Preferably, in the lightweight stove top liner described above, the insulation fibre blanket unit has a thickness of 12.5mm to 25mm.
Preferably, in the lightweight roof lining described above, the insulating fibre modules have a thickness of 350mm to 400mm.
Preferably, in the lightweight roof lining described above, the high temperature thermal protective coating layer has a thickness of from 5mm to 10mm.
Preferably, in the lightweight roof lining described above, the roof is a steel plate roof.
Preferably, in the lightweight stove top liner described above, the insulating fiber module is bonded to the insulating fiber blanket with an adhesive.
The utility model provides a magnesium reduction furnace comprising a lightweight roof lining as defined in any one of the preceding claims.
According to the technical scheme, the light furnace top lining provided by the utility model comprises the heat-insulating fiber blanket which is used for being in direct contact with the furnace top, the other side surface of the heat-insulating fiber blanket is provided with the heat-insulating fiber module, the other side surface of the heat-insulating fiber module is provided with the high-temperature heat protection coating layer, the furnace top is fixedly provided with the screw rod, the anchoring piece is embedded in the heat-insulating fiber module, and the heat-insulating fiber module and the furnace top are fixed by fastening the anchoring piece through the matching of the nut and the screw rod, so that the energy conservation and the consumption reduction can be realized, and the construction and the maintenance are convenient. The magnesium reduction furnace provided by the utility model has the same advantages.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an embodiment of a lightweight stove top liner provided by the present utility model.
Detailed Description
The core of the utility model is to provide a magnesium reduction furnace and a light furnace top lining, which can realize energy conservation and consumption reduction and is convenient for construction and maintenance.
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The embodiment of the light furnace top lining provided by the utility model is shown in fig. 1, fig. 1 is a schematic diagram of the embodiment of the light furnace top lining provided by the utility model, the embodiment of the light furnace top lining can comprise a heat insulation fiber blanket 1 which is used for being in direct contact with a furnace top, the other side surface of the heat insulation fiber blanket 1 is provided with a heat insulation fiber module 2, the other side surface of the heat insulation fiber module 2 is provided with a high-temperature heat protection coating layer 3, the furnace top is fixed with a screw 4, an anchoring piece 5 is pre-embedded in the heat insulation fiber module 2, and the heat insulation fiber module 2 and the furnace top are fixed by utilizing the matching fastening anchoring piece 5 of a nut 6 and the screw 4.
It should be noted that, the heat-insulating fiber blanket 1 can ensure the overall tightness between the heat-insulating fiber module 2 and the cold-surface furnace top steel plate, and the heat-insulating fiber module 2 and the heat-insulating fiber module 3 are combined into an integrated structure, the heat-insulating fiber module 2 is rooted on a substrate of the heat-insulating fiber module 2, a ceramic integrated structure is formed at high temperature, the heat-insulating fiber blanket can keep the integrity even if heated, the heat-insulating fiber blanket is not dropped and is not peeled off, compared with the original castable lining structure, the heat-insulating effect is better, the construction is simple and rapid, the energy consumption is reduced through the practical application effect, the heat-insulating effect of the magnesium reduction furnace is better by adopting the light-weight furnace top lining structure, the heat storage quantity of the furnace wall is smaller, the temperature of the furnace chamber is improved faster, the uniformity of the furnace chamber temperature can be improved, the external dimension of the furnace body can be reduced, the optimization of the space layout of a workshop is more facilitated, the external wall temperature can be reduced, the heat-insulating effect is improved, and the energy-saving effect is better.
According to the technical scheme, in the embodiment of the light furnace top lining, the heat-insulating fiber blanket is used for being in direct contact with the furnace top, the heat-insulating fiber module is arranged on the other side face of the heat-insulating fiber blanket, the high-temperature thermal protection coating layer is arranged on the other side face of the heat-insulating fiber module, the screw is fixed on the furnace top, the anchoring piece is embedded in the heat-insulating fiber module, and the heat-insulating fiber module and the furnace top are fixed by utilizing the matched fastening anchoring piece of the nut and the screw, so that energy conservation and consumption reduction can be realized, and construction and maintenance are convenient.
In one embodiment of the lightweight roof lining, the heat-insulating fiber blanket 1 may be preferably an alumina fiber blanket, and the heat-insulating fiber module 2 may be preferably an alumina fiber module, which is made of the same material and can be better matched, and the alumina material has a smaller density, so that the purpose of lighter weight can be better achieved, and other materials can be selected according to practical requirements, which is not limited herein.
In another embodiment of the lightweight stove top liner described above, the number of insulation fiber blanket units within the insulation fiber blanket 1 may preferably be 3 to 7 layers, and further, the thickness of the insulation fiber blanket units may preferably be 12.5 to 25mm, and after compacting these insulation fiber blanket units, a final thickness of 50mm, or other thickness, may be obtained, without limitation.
In yet another embodiment of the lightweight roof lining, the thickness of the insulation fiber module 2 may preferably be 350mm to 400mm, which provides a sufficient insulation effect and is cost effective, although the thickness may be adjusted according to the actual need and is not limited thereto.
In a preferred embodiment of the lightweight stove top liner described above, the thickness of the high temperature heat protective coating layer 3 may preferably be 5mm to 10mm, and may further preferably be 8mm, which ensures that the integrity is good enough not to crack, and the cost is low, although other thickness of the high temperature heat protective coating layer 3 may be made according to actual needs, which is not limited herein.
In another preferred embodiment of the light-duty stove top lining, the stove top can be preferably a steel plate stove top, so that not only can the sufficient strength be ensured, but also the fixing of the stove top lining is facilitated, the stove top is firmer, and of course, other material stove tops can be selected according to actual needs, and the stove top is not limited in the invention.
In a further preferred embodiment of the lightweight roof lining described above, the insulating fiber module 2 is preferably glued to the insulating fiber blanket 1 with an adhesive, which ensures a more secure connection between the two, and thus does not easily disengage, ensuring the stability of the overall lining structure, although other connection means may be used, without limitation.
In one embodiment of the utility model, there is provided a magnesium reduction furnace comprising a lightweight roof lining as defined in any one of the above.
In summary, the lightweight stove top liner described above has the following advantages:
(1) The weight is light, only about 1/9 of the traditional structure, and the investment of the whole steel structure and the bracket is reduced;
(2) The heat-conducting material has excellent heat conductivity coefficient, reduces the temperature of the outer wall, saves energy sources and improves the energy utilization rate;
(3) The heat conductivity coefficient is small, the high Jiang Kangshi furnace wall lining structure can form a firm seamless shell at high temperature, complex atmosphere can be effectively prevented, and the heat insulation performance is good;
(4) The construction is convenient, the baking furnace is not needed, the construction can be finished, the maintenance is convenient, and the working environment of workers is optimized;
(5) Has excellent corrosion resistance:
(6) The insulation thickness is reduced.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The light furnace roof lining is characterized by comprising a heat-insulating fiber blanket which is used for being in direct contact with a furnace roof, wherein a heat-insulating fiber module is arranged on the other side surface of the heat-insulating fiber blanket, a high-temperature protection coating layer is arranged on the other side surface of the heat-insulating fiber module, a screw is fixed on the furnace roof, an anchoring piece is embedded in the heat-insulating fiber module, and the heat-insulating fiber module and the furnace roof are fixed by fastening the anchoring piece through the matching of a nut and the screw.
2. The lightweight stove top lining of claim 1, wherein the insulating fiber blanket is an alumina fiber blanket.
3. The lightweight stove top lining of claim 1, wherein the insulating fiber module is an alumina fiber module.
4. The lightweight stove top lining of claim 1, wherein the number of insulation fiber blanket units within the insulation fiber blanket is 3 to 7 layers.
5. The lightweight stove top lining of claim 2, wherein the insulation fiber blanket units have a thickness of 12.5mm to 25mm.
6. A lightweight stove top lining as claimed in claim 3, wherein the insulating fibre modules have a thickness of 350mm to 400mm.
7. The lightweight stove top lining of claim 1, wherein the layer of high temperature thermal protective paint has a thickness of 5mm to 10mm.
8. The lightweight stove top lining according to claim 1, wherein the stove top is a steel plate stove top.
9. The lightweight stove top lining of claim 1, wherein said insulating fiber modules are bonded to said insulating fiber blanket with an adhesive.
10. A magnesium reduction furnace comprising a lightweight roof lining as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323034790.9U CN221055530U (en) | 2023-11-09 | 2023-11-09 | Magnesium reduction furnace and light furnace top lining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323034790.9U CN221055530U (en) | 2023-11-09 | 2023-11-09 | Magnesium reduction furnace and light furnace top lining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221055530U true CN221055530U (en) | 2024-05-31 |
Family
ID=91207058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323034790.9U Active CN221055530U (en) | 2023-11-09 | 2023-11-09 | Magnesium reduction furnace and light furnace top lining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221055530U (en) |
-
2023
- 2023-11-09 CN CN202323034790.9U patent/CN221055530U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |