CN220576766U - High-temperature-resistant ceramic fiber felt - Google Patents
High-temperature-resistant ceramic fiber felt Download PDFInfo
- Publication number
- CN220576766U CN220576766U CN202420075550.9U CN202420075550U CN220576766U CN 220576766 U CN220576766 U CN 220576766U CN 202420075550 U CN202420075550 U CN 202420075550U CN 220576766 U CN220576766 U CN 220576766U
- Authority
- CN
- China
- Prior art keywords
- layer
- heat insulation
- ceramic fiber
- reinforcing
- high temperature
- 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.)
- Active
Links
- 239000000835 fiber Substances 0.000 title claims abstract description 56
- 239000000919 ceramic Substances 0.000 title claims abstract description 26
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 39
- 238000009413 insulation Methods 0.000 claims abstract description 37
- 125000006850 spacer group Chemical group 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 11
- 229910052581 Si3N4 Inorganic materials 0.000 claims abstract description 7
- 239000006260 foam Substances 0.000 claims abstract description 7
- 239000007769 metal material Substances 0.000 claims abstract description 7
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 5
- 239000004917 carbon fiber Substances 0.000 claims abstract description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000010410 layer Substances 0.000 claims description 129
- 239000011241 protective layer Substances 0.000 claims description 15
- 238000004321 preservation Methods 0.000 claims description 8
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 3
- 238000005452 bending Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002114 nanocomposite Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000009991 scouring Methods 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
Abstract
The utility model discloses a high-temperature-resistant ceramic fiber blanket, which belongs to the technical field of ceramic fiber blankets and comprises a supporting and fixing layer, wherein a heat insulation layer is fixedly arranged on the top surface of the supporting and fixing layer, a reinforcing protection layer and a spacing layer are fixedly arranged on the top surface of the heat insulation layer, the reinforcing protection layer and the spacing layer are arranged in a staggered mode at intervals, and wear-resistant protection layers are paved on the top surfaces of the reinforcing protection layer and the spacing layer. The utility model has good high temperature resistance, and can provide support for the heat insulation layer through the support fixing layer of the carbon fiber material; the heat insulation layer is reinforced through the inner fixing plate layer arranged in the heat insulation layer, so that the heat insulation layer is more tightly connected; the reinforced protection layer made of the silicon nitride material is used for providing reinforced protection for the heat insulation layer, so that the stability and hardness of the fiber mat are improved, and the situation that the fiber mat is damaged due to external impact and collision is prevented; the wear resistance of the fiber mat is improved by the spacer layer of the foam metal material.
Description
Technical Field
The utility model belongs to the technical field of ceramic fiber felts, and particularly relates to a high-temperature-resistant ceramic fiber felt.
Background
The ceramic fiber blanket is an efficient heat-insulating and energy-saving product, has the advantages of high tensile strength, regular size, convenient construction, strong chemical erosion resistance and the like, is suitable for packing sealing and pipeline heat preservation in high-temperature environments, and is used as a lining of various industrial kilns.
In the prior art, CN210911502U discloses a high temperature resistant nano composite ceramic fiber felt, which comprises a ceramic fiber felt layer arranged on the inner side of a furnace body, wherein the ceramic fiber felt layer is formed by vertically splicing a plurality of ceramic fiber felt components, a nano microporous thermal insulation plate is arranged between two adjacent ceramic fiber felt components, and a high temperature resistant thermal insulation coating is uniformly attached to the inner side wall of the furnace body.
However, the nanocomposite ceramic fiber mat of the patent has excellent heat insulating properties and thermal stability, but is not high in wear resistance and is easily damaged by impact and collision. In the use process, the high-speed airflow scouring cannot be resisted, and the high-speed airflow scouring is easy to erode by high-temperature slag.
Disclosure of Invention
According to the defects of the prior art, the utility model provides the high-temperature-resistant ceramic fiber mat, and the stability, hardness and wear resistance of the fiber mat are effectively improved.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a high temperature resistant ceramic fiber blanket, includes the support fixed layer, and the top surface fixed mounting who supports the fixed layer has thermal-insulated heat preservation, and thermal-insulated heat preservation's top surface fixed mounting has reinforcing protection layer and spacer layer, and reinforcing protection layer is the crisscross setting in interval with the spacer layer, and the wear-resisting protection layer has been laid to reinforcing protection layer and spacer layer's top surface.
The support fixing layer is used for supporting one side of the heat insulation layer, the reinforcement protection layer is used for providing reinforcement protection for the other side of the heat insulation layer, so that the stability and hardness of the fiber mat are improved, and the situation that the fiber mat is damaged due to external impact and collision is prevented; gaps are reserved among the groups of reinforcing protection layers through the spacer layer, and when the fiber felt is bent, the connecting positions of the groups of reinforcing protection layers can be attached; the wear resistance of the fiber mat is improved by the wear-resistant protective layer.
The support fixed layer adopt carbon fiber material to make, support the fixed layer and include outer support sheet layer, the top surface fixed mounting of outer support sheet layer has interior fixed sheet layer. The outer supporting plate layer is used as the outer side of the whole fiber felt, so that the heat insulation layer can be effectively protected when the outer supporting plate layer is impacted and collided with the outside while the supporting stability is improved.
The cross section of the inner fixing plate layer is Y-shaped, the number of the inner fixing plate layers is multiple groups, and the multiple groups of inner fixing plate layers are arranged in an array manner and embedded in the heat insulation layer. Through the internal fixation sheet layer of array arrangement in thermal-insulated heat preservation, improve the connection stability of outer supporting sheet layer and thermal-insulated heat preservation to make the impact strength of fibrofelt obtain promoting.
The heat insulation layer is made of ceramic fiber cotton. Can ensure good high temperature resistance.
The reinforcing protection layer is made of silicon nitride material, and the spacing layer is made of foam metal material. The reinforcing protection layer can fully protect the inner side of the fiber felt close to a heat source through the high hardness, cold and hot impact resistance and oxidation resistance of the silicon nitride at high temperature, so that the heat insulation layer is prevented from being damaged due to the conditions of impact and the like, and the use of the fiber felt is influenced; the spacing layer has better heat insulation performance and sound insulation performance through the mesh structure of the foam metal material.
The reinforcing protection layer comprises a reinforcing plate, and a groove is formed in one side of the reinforcing plate, corresponding to the spacing layer; the spacer layer includes the buffer block, and the top of buffer block is equipped with the inclined plane. Due to the arrangement of the grooves, the buffer blocks can slide into the grooves in the bending process of the fiber mat, so that the fiber mat can be bent to a greater extent.
The wear-resistant protective layer is made of silicon carbide material, and is specifically a silicon carbide powder coating paved on the top surfaces of the reinforcing protective layer and the spacer layer. The silicon carbide powder coating can improve the wear resistance of the fiber mat on the side close to the heat source.
The beneficial effects of the utility model are as follows:
the heat insulation layer is supported by the support fixing layer made of carbon fiber materials while good high temperature resistance is achieved, and the heat insulation layer is reinforced by the inner fixing plate layer arranged in the heat insulation layer, so that the heat insulation layer is more tightly connected; the reinforced protection layer made of the silicon nitride material is used for providing reinforced protection for the heat insulation layer, so that the stability and hardness of the fiber mat are improved, and the situation that the fiber mat is damaged due to external impact and collision is prevented; the spacing layers of the foam metal material are distributed at the gaps among the groups of reinforcing protective layers, and when the fiber felt is bent, the connecting positions of the groups of reinforcing protective layers can be attached; the wear resistance of the fiber mat is improved by reinforcing the wear-resistant protective layers on the surfaces of the protective layers and the spacing layer.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a side view of the present utility model;
FIG. 3 is a schematic view of the utility model in internal cross-section;
fig. 4 is an enlarged schematic view of a portion a in fig. 2.
In the figure: 1. a support fixing layer; 101. an outer support plate layer; 102. an inner fixed plate layer; 2. a heat insulation layer; 3. reinforcing the protective layer; 301. a reinforcing plate; 302. a groove; 4. a spacer layer; 401. a buffer block; 402. an inclined plane; 5. and a wear-resistant protective layer.
Detailed Description
The present utility model will now be described more fully hereinafter with reference to the accompanying drawings.
As shown in fig. 1-4, a high temperature resistant ceramic fiber blanket comprises a supporting and fixing layer 1, wherein a heat insulation layer 2 is fixedly arranged on the top surface of the supporting and fixing layer 1, a reinforcing protection layer 3 and a spacing layer 4 are fixedly arranged on the top surface of the heat insulation layer 2, the reinforcing protection layer 3 and the spacing layer 4 are arranged at intervals in a staggered manner, and wear-resistant protection layers 5 are paved on the top surfaces of the reinforcing protection layer 3 and the spacing layer 4.
The support fixing layer 1 is made of carbon fiber materials, the support fixing layer 1 comprises an outer support plate layer 101, and an inner fixing plate layer 102 is fixedly arranged on the top surface of the outer support plate layer 101. The outer support plate layer 101 serves as the outer side of the whole fiber mat, so that the heat insulation layer 2 can be effectively protected when the outer support plate layer is impacted and collided with the outside while the support stability is improved.
The sections of the inner fixing plate layers 102 are Y-shaped, the number of the inner fixing plate layers 102 is multiple, and the multiple groups of inner fixing plate layers 102 are arranged in an array manner and embedded in the heat insulation layer 2; specifically, the connection stability of the outer support plate layer 101 and the heat insulation layer 2 is improved through the inner fixing plate layers 102 arranged in an array in the heat insulation layer 2, and the impact strength of the fiber mat is improved.
The heat insulation layer 2 is made of ceramic fiber cotton. Can ensure good high temperature resistance.
The reinforcing protective layer 3 is made of silicon nitride material, and the spacing layer 4 is made of foam metal material. Through the high hardness, cold and hot impact resistance and the oxidation resistance at high temperature of silicon nitride for consolidate protective layer 3 can be close to the inboard of heat source and fully protect, with the circumstances such as prevent impact causes thermal-insulated heat preservation 2 impaired, influence the use of fiber felt, make spacer layer 4 have better heat-insulating properties, sound-proof properties through foam metal material's mesh structure, and can carry out deformation to a certain extent.
The reinforcing protection layer 3 comprises a reinforcing plate 301, and a groove 302 is formed in one side of the reinforcing plate 301 corresponding to the spacing layer 4; the spacer layer 4 comprises a buffer block 401, the top of the buffer block 401 being provided with a bevel 402. In the bending process of the fiber mat through the grooves 302, the buffer blocks 401 can slide into the grooves 302, and the inclined surfaces 402 are attached to the tops of the inner walls of the grooves 302, so that the fiber mat can be bent to a greater extent.
The wear-resistant protective layer 5 is a silicon carbide powder coating laid on the top surfaces of the reinforcing protective layer 3 and the spacing layer 4. The wear resistance of the fiber felt on the side close to the heat source is improved through the stable chemical property, the higher heat conductivity, the low thermal expansion coefficient and the wear resistance of the silicon carbide, so that the service life is prolonged.
The working principle is as follows:
the utility model can be used as a heat insulation protection cushion layer of a kiln and other structures, and the support fixing layer 1 on the outer side of the whole fiber felt makes the fiber felt more stable, and improves the stability of the whole structure; the inner heat insulation layer 2 plays a role in heat insulation protection, and the inner fixing plate layer 102 is arranged in an array in the heat insulation layer 2 so that the inner fixing plate layer is more tightly connected with the outer support plate layer 101; if the bending is needed during installation and use, the spacing layer 4 in the bent fiber mat is sunk into the groove 302, so that the hard reinforcing plates 301 can adapt to the bending-shaped fiber mat, and each group of reinforcing plates 301 are combined and arranged to separate the heat source from the heat insulation layer 2, so that the spacing layer 4 can deform to fill the spacing of the reinforcing plates 301 to a certain extent, and the fiber mat can be bent to a greater extent; the wear-resistant protection layer 5 reinforcing the top surfaces of the protection layer 3 and the spacer layer 4 can provide sufficient wear-resistant protection, and the service life of the fiber mat is prolonged.
Claims (7)
1. A high temperature resistant ceramic fiber blanket characterized in that: including supporting fixed layer (1), the top surface fixed mounting that supports fixed layer (1) has thermal-insulated heat preservation (2), and the top surface fixed mounting of thermal-insulated heat preservation (2) has reinforcing protection layer (3) and spacing layer (4), and reinforcing protection layer (3) are the crisscross setting in interval with spacing layer (4), and wear-resisting protection layer (5) have been laid to the top surface of reinforcing protection layer (3) and spacing layer (4).
2. A high temperature resistant ceramic fiber blanket according to claim 1, wherein: the support fixing layer (1) is made of carbon fiber materials, the support fixing layer (1) comprises an outer support plate layer (101), and an inner fixing plate layer (102) is fixedly arranged on the top surface of the outer support plate layer (101).
3. A high temperature resistant ceramic fiber blanket according to claim 2, wherein: the section of the inner fixing plate layer (102) is Y-shaped, the number of the inner fixing plate layers (102) is multiple groups, and the multiple groups of inner fixing plate layers (102) are arranged in an array manner and embedded in the heat insulation layer (2).
4. A high temperature resistant ceramic fiber blanket according to claim 3, wherein: the heat insulation layer (2) is made of ceramic fiber cotton.
5. A high temperature resistant ceramic fiber blanket according to claim 1, wherein: the reinforcing protection layer (3) is made of silicon nitride material, and the spacing layer (4) is made of foam metal material.
6. A high temperature resistant ceramic fiber blanket according to claim 1, wherein: the reinforcing protection layer (3) comprises a reinforcing plate (301), and a groove (302) is formed in one side of the reinforcing plate (301) corresponding to the spacing layer (4);
the spacer layer (4) comprises a buffer block (401), and an inclined plane (402) is arranged at the top of the buffer block (401).
7. A high temperature resistant ceramic fiber blanket according to claim 1, wherein: the wear-resistant protective layer (5) is a silicon carbide powder coating paved on the top surfaces of the reinforcing protective layer (3) and the spacing layer (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420075550.9U CN220576766U (en) | 2024-01-12 | 2024-01-12 | High-temperature-resistant ceramic fiber felt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420075550.9U CN220576766U (en) | 2024-01-12 | 2024-01-12 | High-temperature-resistant ceramic fiber felt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220576766U true CN220576766U (en) | 2024-03-12 |
Family
ID=90110188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420075550.9U Active CN220576766U (en) | 2024-01-12 | 2024-01-12 | High-temperature-resistant ceramic fiber felt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220576766U (en) |
-
2024
- 2024-01-12 CN CN202420075550.9U patent/CN220576766U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105864581B (en) | A kind of multi-functional composite heat-insulating layer | |
| US4304267A (en) | Interlocking refractory for covering a pipe | |
| US20020050237A1 (en) | Wall segment for a combustion area, and a combustion area | |
| CA1215831A (en) | Furnace wall construction for industrial use | |
| CN109341353A (en) | Hot-rolling heating furnace low heat emission furnace lining structure | |
| CN220576766U (en) | High-temperature-resistant ceramic fiber felt | |
| CN106195528B (en) | A kind of composite heat-insulating layer | |
| JP2000248305A (en) | Stave cooler | |
| CN107828928A (en) | A kind of hot air duct | |
| CN109931442A (en) | A kind of high medium temperature wind and smoke pipeline of wear resistant heat preserving composite construction and production method | |
| CN115505663A (en) | Cooling structure of reduction furnace body and reduction furnace | |
| CN101338346A (en) | Process for coating fire-resistant material on hot blast valve plate | |
| CN212842935U (en) | Furnace bottom ceramic cup mat for preventing deformation | |
| EP0010385B1 (en) | Ceramic fibre refractory member for insulating a pipe | |
| CN210506205U (en) | Structure is restoreed fast to dry quenching stove chute district inside lining | |
| JP2914185B2 (en) | Water-cooled refractory panels for blast furnace wall repair | |
| CN205781706U (en) | A kind of composite heat-insulating layer | |
| CN219639692U (en) | Prefabricated overhead heat-insulating pipe and prefabricated directly-buried heat-insulating pipe | |
| CA1220621A (en) | Shaft furnace having a metal shell, a refractory lining and cooling bodies projecting through the shell into the lining | |
| CN212584445U (en) | Flue gas pipeline | |
| CN221099353U (en) | Ceramic fiber hard module | |
| CN202022752U (en) | Rotary activating oven lining of activated carbon | |
| CN104677111A (en) | High-strength climbing type double-splint thin shell buckle lining structure | |
| CN220818558U (en) | Light wear-resisting combination oven wall | |
| CN218665895U (en) | Furnace door composite lining and coke oven |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |