CN208898825U - A kind of coal water slurry pressurized gasifier vault refractory lining - Google Patents
A kind of coal water slurry pressurized gasifier vault refractory lining Download PDFInfo
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- CN208898825U CN208898825U CN201821644790.7U CN201821644790U CN208898825U CN 208898825 U CN208898825 U CN 208898825U CN 201821644790 U CN201821644790 U CN 201821644790U CN 208898825 U CN208898825 U CN 208898825U
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Abstract
The utility model discloses a kind of coal water slurry pressurized gasifier vault refractory linings, including the compressible bed of material of gasification furnace steel shell, fire door, fiber, heat insulating casting material layer, heavy cast bed of material, chromium aluminium zirconium fire brick layer；The inner wall of gasification furnace steel shell is fixedly installed the compressible bed of material of fiber, and the compressible bed of material of fiber is fixed with gasification furnace steel shell close adhesion；Heat insulating casting material layer is fixed at the inside of the compressible bed of material of fiber, and heat insulating casting material layer is fixed with the compressible bed of material close adhesion of fiber；Heavy cast bed of material is fixed at the inside of heat insulating casting material layer, and heavy cast bed of material is fixed with heat insulating casting material layer close adhesion；Chromium aluminium zirconium fire brick layer is fixed on the inside of heavy cast bed of material, and chromium aluminium zirconium fire brick layer is fixed with heavy cast bed of material close adhesion.This coal water slurry pressurized gasifier vault refractory lining reduces the occurrence of compressible material of fiber of pressurized-gasification furnace dome portions falls off, collapses, reduces difficulty of construction, improve construction efficiency.
Description
Technical field
The utility model belongs to coal water slurry pressurized gasifier vault fire field of material technology, and in particular to a kind of water-coal-slurry adds
Press arch roof of gasification furnace refractory lining.
Background technique
China has introduced first set Texaco Coal-water Slurry Pressurized Gasification Unit from 1993 from the U.S., has the country within 2005
Four nozzle contraposition type coal water slurry gasification furnaces of independent intellectual property right feed intake success, currently, domestic, existing there are two types of the quantity of gasification furnace
Up to more than 400 platforms have boundless market prospects.
In the prior art, gasification furnace either domestic or from foreign countries' introduction, combustion chamber vault are all made of multilayer
Refractory liner structure, refractory lining for having in common that it there are three types of same material that two kinds of arch roof of gasification furnace liners configure, by
Chromium aluminium zirconia block layer, heavy cast bed of material and the compressible bed of material of fiber are followed successively by outside furnace in furnace.Wherein, the compressible material of fiber is because of it
Thermal conductivity is low, has excellent insulation and workability, can effectively buffer steel shell in use process and other refractory brick exist
Expansion in radial and vertical direction, is widely used in vault steel shell inner wall.But due to the limitation of steel shell temperature, it is intended to reach this
Temperature range need to design the compressible material thickness of arch roof of gasification furnace position fiber and be up to 50 ~ 70mm, easily occur in work progress de-
It falls, even collapse, cause constructional difficulties, inefficiency；Inventor is based on defect in the prior art and has developed a kind of water-coal-slurry
Pressurized-gasification furnace vault refractory lining, can well solve problems of the prior art.
Utility model content
In order to solve the above-mentioned technical problem the utility model, provides a kind of coal water slurry pressurized gasifier vault refractory lining,
The design of its structure is simple, scientific and reasonable, can prevent the compressible material of pressurized-gasification furnace arch crown part fiber from falling off, or even collapses；
One layer of heat insulating casting material layer is arranged in the utility model between the compressible bed of material of fiber and heavy cast bed of material, with the compressible material of fiber
Layer synergistic effect, plays function of heat insulation, so that the thickness of the compressible material of fiber is thinned, convenient for simple, efficiently construction, effectively
Solves the blocked up defect easy to fall off notably collapsed of the compressible material of fiber, improve arch roof of gasification furnace portion refractory material uses the longevity
Life.
The technical scheme adopted by the utility model is a kind of coal water slurry pressurized gasifier vault refractory lining, including gas
Change furnace steel shell, fire door, the compressible bed of material of fiber, heat insulating casting material layer, heavy cast bed of material, chromium aluminium zirconium fire brick layer；Gasification furnace
The inner wall of steel shell is fixedly installed the compressible bed of material of fiber, and the compressible bed of material of fiber is fixed with gasification furnace steel shell close adhesion；Every
The hot pouring bed of material is fixed at the inside of the compressible bed of material of fiber, heat insulating casting material layer and the compressible bed of material close adhesion of fiber
It is fixed；Heavy cast bed of material is fixed at the inside of heat insulating casting material layer, and heavy cast bed of material and heat insulating casting material layer are close
It is adhesively fixed；Chromium aluminium zirconium fire brick layer is fixed on the inside of heavy cast bed of material, chromium aluminium zirconium fire brick layer and heavy castable
Layer close adhesion is fixed；The compressible bed of material of fiber, heat insulating casting material layer, heavy cast bed of material and chromium aluminium zirconium fire brick layer extend to
The surrounding position of fire door, the compressible bed of material of fiber, heat insulating casting material layer, heavy cast bed of material and chromium aluminium zirconium fire brick layer formed with
The ball taper being open centered on fire door.
The compressible bed of material of fiber with a thickness of 20mm ~ 40mm, the compressible bed of material of fiber is applied to gasification furnace steel shell
On inner wall.
The compressible bed of material of fiber with a thickness of 30mm.
It is fixedly connected between the heat insulating casting material layer and heavy cast bed of material by pouring.
Hollow ball taper made of the chromium aluminium zirconium fire brick layer is piled up after the completion of building for multilayer ring-type.
The production forming process of this coal water slurry pressurized gasifier vault refractory lining are as follows: first by the compressible bed of material of fiber
It is applied on the inner wall of gasification furnace steel shell 1, then successively builds chromium aluminium zirconia block layer, every masonry upwards from the bottom of gasification furnace steel shell
The chromium aluminium zirconia block of 2 ~ 5 layers or ring, is poured one layer of heavy cast bed of material and heat insulating casting material layer, completes to build in the above sequence.It builds
After the completion of building, can feed intake use after natural curing, baker；Above procedure is exactly that this coal water slurry pressurized gasifier vault is resistance to
The production forming process of fiery liner.
The inner wall of the gasification furnace steel shell is fixedly installed the compressible bed of material of fiber, the compressible bed of material of fiber and gasification furnace steel
Shell close adhesion is fixed；The main purpose being arranged in this way is to improve pressurized gasification by the setting of the compressible bed of material of fiber
The thermal insulation property of furnace primarily serves the effect for reducing the temperature on surface of steel shell.
The heat insulating casting material layer is fixed at the inside of the compressible bed of material of fiber, and heat insulating casting material layer can be pressed with fiber
Contracting bed of material close adhesion is fixed；The main purpose being arranged in this way is in order to by the setting of heat insulating casting material layer, on the one hand into one
Step improves the thermal insulation property of pressurized-gasification furnace, prevents the heat losses in pressurized-gasification furnace, and on the other hand, reducing fiber can press
The thickness of the contracting bed of material primarily serves the effect for mitigating the compressible bed of material weight of fiber.
The heavy cast bed of material is fixed at the inside of heat insulating casting material layer, heavy cast bed of material and heat insulating casting material
Layer close adhesion is fixed；The main purpose being arranged in this way is in order to which by the setting of heavy cast bed of material, reinforcing fiber is compressible
The intensity of the bed of material and heat insulating casting material layer extends the service life of coal water slurry pressurized gasifier vault refractory lining.
The chromium aluminium zirconium fire brick layer is fixed on the inside of heavy cast bed of material, and chromium aluminium zirconium fire brick layer and heavy are poured
Bed of material close adhesion is fixed；The main purpose being arranged in this way is to enhance water-coal-slurry by the setting of chromium aluminium zirconium fire brick layer
Pressurized-gasification furnace vault flushing resistance and corrosion resistance, to finally extend in coal water slurry pressurized gasifier vault fire resisting
The service life of lining.
Increase by one layer of heat insulating casting material between the compressible bed of material of the fiber and heavy cast bed of material, with the compressible material of fiber
Equally there is function of heat insulation, so that the thickness of the compressible material of fiber is thinned；The main purpose being arranged in this way be in order to
The effectively thickness of the reduction compressible bed of material of fiber, mitigates the weight of the compressible bed of material of fiber itself, solves water coal slurry pressure gasification
In the work progress of chimney arch top the compressible material of fiber it is blocked up easy to fall off in addition collapse caused by constructional difficulties the problems such as.
The utility model has the beneficial effects that the technical program provides a kind of coal water slurry pressurized gasifier vault refractory lining,
The design of its structure is simple, scientific and reasonable, can prevent the compressible material of pressurized-gasification furnace arch crown part fiber from falling off, or even collapses；
The compressible material of fiber that the utility model is able to solve pressurized-gasification furnace dome portions falls off, or even the problem of collapsing, improves and add
The service life of refractory material at the top of calming the anger chimney arch；The compressible material of fiber for reducing pressurized-gasification furnace dome portions falls off, collapses
The occurrence of collapsing reduces difficulty of construction, improves construction efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Marked in the figure: 1, gasification furnace steel shell, 2, fire door, 3, the compressible bed of material of fiber, 4, heat insulating casting material layer, 5, heavy pours
Material feeding layer, 6, chromium aluminium zirconium fire brick layer.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing.
As shown, a kind of coal water slurry pressurized gasifier vault refractory lining, including gasification furnace steel shell 1, fire door 2, fiber
The compressible bed of material 3, heat insulating casting material layer 4, heavy cast bed of material 5, chromium aluminium zirconium fire brick layer 6；The inner wall of gasification furnace steel shell 1 is fixed
It is provided with the compressible bed of material 3 of fiber, the compressible bed of material 3 of fiber is fixed with 1 close adhesion of gasification furnace steel shell；Heat insulating casting material layer 4
It is fixed at the inside of the compressible bed of material 3 of fiber, heat insulating casting material layer 4 is fixed with compressible 3 close adhesion of the bed of material of fiber；Weight
Matter cast bed of material 5 is fixed at the inside of heat insulating casting material layer 4, heavy cast bed of material 5 and 4 close adhesion of heat insulating casting material layer
It is fixed；Chromium aluminium zirconium fire brick layer 6 is fixed at 5 inside of heavy cast bed of material, chromium aluminium zirconium fire brick layer 6 and heavy cast bed of material
5 close adhesions are fixed；The compressible bed of material 3 of fiber, heat insulating casting material layer 4, heavy cast bed of material 5 and chromium aluminium zirconium fire brick layer 6 prolong
Reach the surrounding position of fire door 2, the compressible bed of material 3 of fiber, heat insulating casting material layer 4, heavy cast bed of material 5 and chromium aluminium zirconium refractory brick
Layer 6 forms the ball taper being open centered on fire door 2.
The compressible bed of material 3 of fiber with a thickness of 20mm ~ 40mm, the compressible bed of material 3 of fiber is applied to gasification furnace steel shell
On 1 inner wall.
The compressible bed of material 3 of fiber with a thickness of 30mm.
It is fixedly connected between the heat insulating casting material layer 4 and heavy cast bed of material 5 by pouring.
Hollow ball taper made of the chromium aluminium zirconium fire brick layer 6 is piled up after the completion of building for multilayer ring-type.
The production forming process of this coal water slurry pressurized gasifier vault refractory lining are as follows: first by the compressible bed of material of fiber
3 are applied on the inner wall of gasification furnace steel shell 1, then successively build chromium aluminium zirconia block layer 6 upwards from the bottom of gasification furnace steel shell 1, often
The chromium aluminium zirconia block 6 for building 2 ~ 5 layers or ring, is poured one layer of heavy cast bed of material 5 and heat insulating casting material layer 4, completes in the above sequence
It builds.After the completion of masonry, can feed intake use after natural curing, baker；Above procedure is exactly this water coal slurry pressure gasification
The production forming process of chimney arch top refractory lining.
Embodiment one,
The inner wall of gasification furnace steel shell 1 is fixedly installed the compressible bed of material 3 of fiber, the compressible bed of material 3 of fiber and gasification furnace steel
The close adhesion by way of smearing of shell 1 is fixed；The compressible bed of material 4 of fiber with a thickness of 20mm.
Embodiment two,
The inner wall of gasification furnace steel shell 1 is fixedly installed the compressible bed of material 3 of fiber, the compressible bed of material 3 of fiber and gasification furnace steel
The close adhesion by way of smearing of shell 1 is fixed；The compressible bed of material 4 of fiber with a thickness of 30mm.
Embodiment three,
The inner wall of gasification furnace steel shell 1 is fixedly installed the compressible bed of material 3 of fiber, the compressible bed of material 3 of fiber and gasification furnace steel
The close adhesion by way of smearing of shell 1 is fixed；The compressible bed of material 4 of fiber with a thickness of 40mm.
Claims (5)
1. a kind of coal water slurry pressurized gasifier vault refractory lining, including the compressible bed of material of gasification furnace steel shell, fire door, fiber, every
The hot pouring bed of material, heavy cast bed of material, chromium aluminium zirconium fire brick layer；It is characterized by: the inner wall of gasification furnace steel shell is fixedly installed
The compressible bed of material of fiber, the compressible bed of material of fiber are fixed with gasification furnace steel shell close adhesion；Heat insulating casting material layer is fixed at
The inside of the compressible bed of material of fiber, heat insulating casting material layer are fixed with the compressible bed of material close adhesion of fiber；Heavy cast bed of material is solid
The inside of heat insulating casting material layer is set calmly, and heavy cast bed of material is fixed with heat insulating casting material layer close adhesion；Chromium aluminium zirconium fire resisting
Brick layer is fixed on the inside of heavy cast bed of material, and chromium aluminium zirconium fire brick layer is fixed with heavy cast bed of material close adhesion；Fiber
The compressible bed of material, heat insulating casting material layer, heavy cast bed of material and chromium aluminium zirconium fire brick layer extend to the surrounding position of fire door, fiber
The compressible bed of material, heat insulating casting material layer, heavy cast bed of material and chromium aluminium zirconium fire brick layer form the ball being open centered on fire door
Taper.
2. a kind of coal water slurry pressurized gasifier vault refractory lining according to claim 1, it is characterised in that: fiber can press
The contracting bed of material with a thickness of 20mm ~ 40mm, the compressible bed of material of fiber is applied on the inner wall of gasification furnace steel shell.
3. a kind of coal water slurry pressurized gasifier vault refractory lining according to claim 2, it is characterised in that: fiber can press
The contracting bed of material with a thickness of 30mm.
4. a kind of coal water slurry pressurized gasifier vault refractory lining according to claim 1, it is characterised in that: heat-insulated casting
It is fixedly connected between the bed of material and heavy cast bed of material by pouring.
5. a kind of coal water slurry pressurized gasifier vault refractory lining according to claim 1, it is characterised in that: chromium aluminium zirconium is resistance to
Hollow ball taper made of firebrick layer is piled up after the completion of building for multilayer ring-type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821644790.7U CN208898825U (en) | 2018-10-11 | 2018-10-11 | A kind of coal water slurry pressurized gasifier vault refractory lining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821644790.7U CN208898825U (en) | 2018-10-11 | 2018-10-11 | A kind of coal water slurry pressurized gasifier vault refractory lining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208898825U true CN208898825U (en) | 2019-05-24 |
Family
ID=66575268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821644790.7U Expired - Fee Related CN208898825U (en) | 2018-10-11 | 2018-10-11 | A kind of coal water slurry pressurized gasifier vault refractory lining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208898825U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114686269A (en) * | 2020-12-27 | 2022-07-01 | 新疆宜化化工有限公司 | Circulating fluidized bed coal gasifier for preventing furnace bottom coke slag and quartz sand from solidifying to form plate-shaped body |
-
2018
- 2018-10-11 CN CN201821644790.7U patent/CN208898825U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114686269A (en) * | 2020-12-27 | 2022-07-01 | 新疆宜化化工有限公司 | Circulating fluidized bed coal gasifier for preventing furnace bottom coke slag and quartz sand from solidifying to form plate-shaped body |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190524 Termination date: 20201011 |
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| CF01 | Termination of patent right due to non-payment of annual fee |