CN115384131A - Keep away hot protector curtain - Google Patents
Keep away hot protector curtain Download PDFInfo
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- CN115384131A CN115384131A CN202210968035.9A CN202210968035A CN115384131A CN 115384131 A CN115384131 A CN 115384131A CN 202210968035 A CN202210968035 A CN 202210968035A CN 115384131 A CN115384131 A CN 115384131A
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- Prior art keywords
- aluminum foil
- cloth
- fiber cloth
- curtain
- ceramic fiber
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Links
- 230000001012 protector Effects 0.000 title description 4
- 239000004744 fabric Substances 0.000 claims abstract description 152
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 120
- 239000011888 foil Substances 0.000 claims abstract description 113
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 110
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 110
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 66
- 239000000835 fiber Substances 0.000 claims abstract description 56
- 239000003365 glass fiber Substances 0.000 claims abstract description 46
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 37
- 239000010959 steel Substances 0.000 claims abstract description 37
- 239000000919 ceramic Substances 0.000 claims abstract description 30
- 230000001681 protective effect Effects 0.000 claims abstract description 24
- 239000011226 reinforced ceramic Substances 0.000 claims description 20
- 229910001220 stainless steel Inorganic materials 0.000 claims description 12
- 239000010935 stainless steel Substances 0.000 claims description 12
- 239000000853 adhesive Substances 0.000 claims description 7
- 230000001070 adhesive effect Effects 0.000 claims description 7
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 6
- 235000012239 silicon dioxide Nutrition 0.000 claims description 4
- -1 silicon oxygen aluminum Chemical compound 0.000 claims description 4
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 3
- 239000008367 deionised water Substances 0.000 claims description 3
- 229910021641 deionized water Inorganic materials 0.000 claims description 3
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 235000019353 potassium silicate Nutrition 0.000 claims description 3
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000011787 zinc oxide Substances 0.000 claims description 3
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 2
- 239000011152 fibreglass Substances 0.000 claims 6
- OBNDGIHQAIXEAO-UHFFFAOYSA-N [O].[Si] Chemical compound [O].[Si] OBNDGIHQAIXEAO-UHFFFAOYSA-N 0.000 claims 1
- 230000005855 radiation Effects 0.000 abstract description 13
- 238000003723 Smelting Methods 0.000 abstract description 5
- 230000009970 fire resistant effect Effects 0.000 abstract description 5
- 238000009413 insulation Methods 0.000 description 9
- 239000005030 aluminium foil Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000002893 slag Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- CQBLUJRVOKGWCF-UHFFFAOYSA-N [O].[AlH3] Chemical compound [O].[AlH3] CQBLUJRVOKGWCF-UHFFFAOYSA-N 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001579 optical reflectometry Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/14—Layered products comprising a layer of metal next to a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B9/041—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of metal
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/0003—Linings or walls
- F27D1/0033—Linings or walls comprising heat shields, e.g. heat shieldsd
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/101—Glass fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/105—Ceramic fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/304—Insulating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The invention provides a heat-shielding protective device curtain, which comprises high silica aluminum foil cloth, ceramic fiber cloth and aluminum foil glass fiber cloth; the ceramic fiber cloth is positioned between the high silica aluminum foil cloth and the aluminum foil glass fiber cloth, and the ceramic fiber cloth is respectively abutted against the aluminum foil surfaces of the high silica aluminum foil cloth and the aluminum foil glass fiber cloth; the high silica surface of the high silica aluminum foil cloth is the fire-receiving surface of the heat-avoiding protective device curtain, and the glass fiber cloth surface of the aluminum foil glass fiber cloth is the back fire surface. The heat-avoiding protective device curtain provided by the invention has the advantages of high fire-resistant temperature, long fire-resistant limit time, good heat radiation resistance, long service life and lower cost, and can effectively realize radiation protection of a water-cooled cable and the like when being used in an electric furnace molten steel smelting operation area.
Description
Technical Field
The invention relates to the technical field of fireproof and heat-insulating devices, in particular to a heat-avoiding protective device curtain.
Background
The feeding mode of the 100-ton electric furnace is a top feeding mode, and in the feeding process from the rotation of the furnace cover to the waiting position, high-temperature molten steel in the furnace, high-temperature smoke dust generated in the feeding process and splashed steel slag can cause high-temperature radiation of different degrees on a water-cooled cable (imported spare part) of the electric furnace, a short net and a hydraulic pipeline of a conductive cross arm, and the splashing is damaged. Under special conditions, the molten steel is suspended and added for a number of times, and the radiation generated by the high-temperature molten steel in the molten steel adding process is particularly obvious to the high-temperature radiation generated by the water-cooled cable and the short net, so that the service life and the safety of the water-cooled cable and the short net are seriously influenced.
At the moment, the radiation of high-temperature molten steel to the water-cooled cable and the short net can be obviously reduced by installing the heat-avoiding protective device curtain on one side of the electric furnace short net, meanwhile, the burning loss of steel slag splashing to the water-cooled cable, the conductive copper plate and the short net in the feeding process is avoided, and the safe operation of field equipment is ensured. However, the traditional heat-shielding protective device curtain lacks necessary heat insulation and fire resistance, the temperature of the back fire surface is higher after the fire surface is contacted with a big fire for a long time, and the traditional heat-shielding protective device curtain cannot play a role in radiation protection of a water-cooled cable and a short net and the like.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a heat-avoiding protective device curtain which has the advantages of high fire-resistant temperature, long fire-resistant limit time, good heat radiation resistance, long service life and lower cost, and can effectively realize radiation protection of water-cooled cables and the like when being used in an electric furnace molten steel smelting operation area.
The invention provides a heat-shielding protective device curtain, which comprises high silica aluminum foil cloth, ceramic fiber cloth and aluminum foil glass fiber cloth;
the ceramic fiber cloth is positioned between the high silica aluminum foil cloth and the aluminum foil glass fiber cloth, and the ceramic fiber cloth is respectively abutted against the aluminum foil surfaces of the high silica aluminum foil cloth and the aluminum foil glass fiber cloth;
the high silica surface of the high silica aluminum foil cloth is the fire-receiving surface of the heat-avoiding protective device curtain, and the glass fiber cloth surface of the aluminum foil glass fiber cloth is the back fire surface.
According to the characteristics of a high-temperature environment in a molten steel smelting operation area of an electric furnace, the heat-shielding protective device curtain mainly comprises high silica aluminum foil cloth, ceramic fiber cloth and aluminum foil glass fiber cloth; the high silica aluminum foil cloth comprises an aluminum foil surface and a high silica surface, and has the advantages of heat insulation and fire prevention, when the high silica surface of the high silica aluminum foil cloth is used as a fire surface of the curtain of the device, the high silica surface has larger surface smoothness, the steel slag is prevented from being splashed onto the curtain surface to be remained and damaged, the aluminum foil surface has high light reflectivity and good heat radiation resistance, and the generated heat radiation can be prevented; the ceramic fiber cloth has the advantages of good high-temperature insulation, low heat conductivity coefficient and strong heat resistance, and can be arranged between the high-silica aluminum foil cloth and the aluminum foil glass fiber cloth to further enhance the fireproof and heat insulation effects; the aluminum foil glass fiber cloth comprises an aluminum foil surface and a glass fiber cloth surface, the aluminum foil surface is good in heat radiation resistance and high temperature resistance, and when the aluminum foil surface is a fire receiving surface relative to the glass fiber cloth surface, heat can be further prevented from being transmitted to a back fire surface.
Preferably, the high-silicon-oxygen aluminum foil cloth comprises an aluminum foil layer and a high-silicon-oxygen layer laid on the aluminum foil layer;
preferably, the high silicon oxide layer has a silica content of not less than 96wt%.
In the invention, the silicon dioxide content of the high-silicon oxygen layer of the high-silicon oxygen aluminum foil cloth is not less than 96wt%, so that high continuous temperature resistance can be kept, and the high-silicon oxygen aluminum foil cloth has low thermal conductivity and can ensure excellent heat insulation and fire prevention effects.
Preferably, the continuous temperature resistance of the high-silica aluminum foil cloth is 980 ℃;
preferably, the ceramic fiber cloth is steel wire reinforced ceramic fiber cloth;
preferably, the continuous temperature resistance temperature of the steel wire reinforced ceramic fiber cloth is 1100 ℃.
According to the steel wire reinforced ceramic fiber cloth, the steel wires are added in the ceramic fiber cloth, so that the strength and the high temperature resistance of the ceramic fiber cloth are improved, the heat conductivity coefficient of the obtained steel wire reinforced ceramic fiber cloth is further reduced, the thermal shock resistance and the high temperature insulation property are further improved, the heat insulation and the fire prevention are realized, and the service life of the device curtain is effectively prolonged.
Preferably, the aluminum foil glass fiber cloth comprises a glass fiber cloth layer and an aluminum foil layer laid on the glass fiber cloth layer;
preferably, the continuous temperature resistance temperature of the aluminum foil glass fiber cloth is 550 ℃.
Preferably, the thickness of the high silica aluminum foil cloth is 1-1.5mm, the thickness of the ceramic fiber cloth is 2-4mm, and the thickness of the aluminum foil glass fiber cloth is 0.5-1mm.
Preferably, the high silica aluminum foil cloth, the ceramic fiber cloth and the aluminum foil glass fiber cloth are fixed together after being sewn through a fire-resistant fiber yarn or a steel wire.
Preferably, a plurality of stainless steel bars are fixed on the surface of the thermal protection device curtain at equal intervals or at non-equal intervals, and the stainless steel bars are arranged in parallel with the ground.
According to the invention, the stainless steel bars fix the device curtain in the latitudinal direction, so that the device curtain can be transversely supported when being opened and suspended, and the device curtain is prevented from being deformed by hot air, thereby causing the protected object to be exposed in a severe environment.
Preferably, a high-temperature-resistant inorganic adhesive for tightly attaching the abutting surface of the high-silica aluminum foil cloth or the aluminum foil glass fiber cloth to the ceramic fiber cloth is further arranged between the high-silica aluminum foil cloth or the aluminum foil glass fiber cloth and the ceramic fiber cloth.
According to the invention, the high-silica aluminum foil cloth or the aluminum foil glass fiber cloth is tightly attached to the ceramic fiber cloth through the high-temperature-resistant inorganic glue, and the toughness property of the high-temperature-resistant inorganic glue improves the brittleness of the ceramic fiber cloth, so that the service life of the ceramic fiber cloth is prolonged, and the fire-proof heat-insulating property and the strength durability of the whole heat-shielding protection device curtain are improved.
Preferably, the high-temperature resistant inorganic adhesive comprises the following components in parts by weight: 30-50 parts of water glass, 10-20 parts of silicon dioxide, 10-20 parts of zinc oxide, 20-30 parts of glycidyl ester type epoxy resin, 50-60 parts of deionized water and 10-15 parts of aluminum silicate ceramic fiber.
According to the invention, the high-temperature-resistant inorganic adhesive still has a bonding effect at high temperature, so that the high-silica aluminum foil cloth or aluminum foil glass fiber cloth and ceramic fiber cloth are effectively bonded, and the heat insulation integrity of the whole device curtain is ensured.
Compared with the prior art, the invention has the following beneficial effects:
the heat-avoiding protective device curtain can be hung on one side of a short net of an electric furnace when in use, the high-silica surface of the high-silica aluminum foil cloth is the fire-receiving surface of the heat-avoiding protective device curtain and is opposite to the electric furnace, and the heat source is blocked and reflected by the whole device curtain, so that the working temperature of a water-cooled cable and the like is effectively improved: when the device curtain is used in an electric furnace molten steel smelting operation area, the temperature of one side of the device curtain, which is back to the electric furnace, is only 50-70 ℃, and the radiant heat is very small, so that the working requirement of a protected cable is met.
The device realizes such large cooling by the separation of the device curtain and the device curtain, and the service life of the whole device curtain can reach more than 90 days, thereby greatly prolonging the service life of the device curtain and avoiding the shutdown caused by frequently replacing the device curtain.
Drawings
Fig. 1 is a schematic cross-sectional view of a curtain of a heat shielding protection device according to embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of a finished curtain of the heat shielding protection device in embodiment 1 of the present invention.
Detailed Description
Hereinafter, the technical solution of the present invention will be described in detail by specific examples, but these examples should be explicitly proposed for illustration, but should not be construed as limiting the scope of the present invention.
Example 1
Referring to fig. 1, the present embodiment provides a heat-shielding protective device curtain, which is composed of a high silica aluminum foil cloth 1 of 1.35mm, a steel wire reinforced ceramic fiber cloth 2 of 3mm, and an aluminum foil glass fiber cloth 4 of 0.8mm, wherein the steel wire reinforced ceramic fiber cloth 2 is disposed between the high silica aluminum foil cloth 1 and the aluminum foil glass fiber cloth 4, and aluminum foil surfaces in the high silica aluminum foil cloth 1 and the aluminum foil glass fiber cloth 4 are respectively abutted against two opposite surfaces of the steel wire reinforced ceramic fiber cloth 2, and are fixed together after being sewn by refractory fiber yarns;
referring to fig. 2, eight stainless steel strips are equidistantly fixed on the surface of the heat-shielding protective device curtain on one side of the high-silica aluminum foil cloth, the eight stainless steel strips are arranged in parallel to the ground, so that a finished device curtain suspended on one side of the short net of the electric furnace is obtained, and the high-silica surface of the high-silica aluminum foil cloth of the finished device curtain is used as a fire-receiving surface and is right opposite to the electric furnace.
Example 2
The embodiment provides another heat-shielding protective device curtain, which is also composed of 1.35mm high silica aluminum foil cloth, 3mm steel wire reinforced ceramic fiber cloth and 0.8mm aluminum foil glass fiber cloth, wherein the steel wire reinforced ceramic fiber cloth is arranged between the high silica aluminum foil cloth and the aluminum foil glass fiber cloth, and aluminum foil surfaces in the high silica aluminum foil cloth and the aluminum foil glass fiber cloth are respectively bonded with two opposite surfaces of the steel wire reinforced ceramic fiber cloth through high-temperature-resistant inorganic glue and then fixed together after being sewn through refractory fiber yarns;
the high-temperature-resistant inorganic adhesive is prepared by uniformly stirring and mixing 40 parts by weight of water glass, 15 parts by weight of silicon dioxide, 15 parts by weight of zinc oxide, 55 parts by weight of deionized water and 12 parts by weight of aluminum silicate ceramic fiber, and then adding 25 parts by weight of glycidyl ester type epoxy resin and uniformly stirring and mixing; when the high-temperature-resistant inorganic adhesive is used, the high-silica aluminum foil cloth and the aluminum foil glass fiber cloth are compounded and cured for 2 hours at 100 ℃, and then the aluminum foil surfaces in the high-silica aluminum foil cloth and the aluminum foil glass fiber cloth are respectively bonded with the two opposite surfaces of the steel wire reinforced ceramic fiber cloth;
keep away hot protector curtain and be located eight stainless steel strips that are fixed with equidistance on the curtain face of high silica aluminium foil cloth one side, eight stainless steel strips set up on a parallel with ground, obtain the device curtain finished product that hangs in electric stove short net one side from this, the high silica face of the device curtain finished product high silica aluminium foil cloth is just right to the electric stove as the face of being fired.
Comparative example 1
The comparison example provides a heat-avoiding protective device curtain which is composed of 1.35mm steel wire reinforced ceramic fiber cloth, 3mm steel wire reinforced ceramic fiber cloth and 0.8mm aluminum foil glass fiber cloth, wherein the 3mm steel wire reinforced ceramic fiber cloth is arranged between the 1.35mm steel wire reinforced ceramic fiber cloth and the 0.8mm aluminum foil glass fiber cloth, an aluminum foil surface in the 0.8mm aluminum foil glass fiber cloth abuts against the 3mm steel wire reinforced ceramic fiber cloth, and the aluminum foil surface and the 3mm steel wire reinforced ceramic fiber cloth are sewn and then fixed together through refractory fiber yarns;
eight stainless steel bars are equidistantly fixed on the curtain surface of the heat-shielding protection device curtain on one side of the high-silica aluminum foil cloth, the eight stainless steel bars are arranged in parallel to the ground, a finished device curtain product suspended on one side of the short net of the electric furnace is obtained, and the steel wire reinforced ceramic fiber cloth of the finished device curtain product is used as a fire-receiving surface and is right opposite to the electric furnace.
Comparative example 2
The comparison example provides another heat-avoiding protective device curtain which is composed of 1.35mm high silica aluminum foil cloth, 3mm high silica aluminum foil cloth and 0.8mm aluminum foil glass fiber cloth, wherein the 3mm high silica aluminum foil is arranged between the 1.35mm high silica aluminum foil cloth and the 0.8mm aluminum foil glass fiber cloth, and aluminum foil surfaces in the 1.35mm high silica aluminum foil cloth and the 0.8mm aluminum foil glass fiber cloth are abutted against the 3mm high silica aluminum foil cloth and are fixed together after being sewn by refractory fiber yarns;
keep away hot protector curtain and be located eight stainless steel strips that are fixed with equidistance on the curtain face of high silica aluminium foil cloth one side, eight stainless steel strips set up on a parallel with ground, obtain the device curtain finished product that hangs in electric stove short net one side from this, the high silica face of the device curtain finished product high silica aluminium foil cloth is just right to the electric stove as the face of being fired.
Testing of thermal insulation and service life
The heat-avoiding protective device curtains obtained in the examples and the comparative examples are respectively hung on one side of an electric furnace short net, a heat source is blocked and reflected by the device curtains, the temperature of the on-site radiant heat in an electric furnace molten steel smelting operation area is 650-750 ℃, the temperature of steel slag is about 1200 ℃, the temperature of high-temperature smoke is 600-1100 ℃, the temperature of the back fire surface of the heat-avoiding protective device curtain is recorded, the service life of the heat-avoiding protective device curtain is recorded (the back fire surface loses effectiveness when the temperature is higher than 100 ℃), and the results are shown in the following table:
as can be seen from the above test data, the thermal protection device curtain according to the embodiment of the present invention has better thermal radiation protection performance and longer service life than the comparative example.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A heat-shielding protective device curtain is characterized in that the heat-shielding protective device curtain comprises high silica aluminum foil cloth, ceramic fiber cloth and aluminum foil glass fiber cloth;
the ceramic fiber cloth is positioned between the high silica aluminum foil cloth and the aluminum foil glass fiber cloth, and the ceramic fiber cloth is respectively abutted against the aluminum foil surfaces of the high silica aluminum foil cloth and the aluminum foil glass fiber cloth;
the high silica surface of the high silica aluminum foil cloth is the fire-receiving surface of the heat-avoiding protective device curtain, and the glass fiber cloth surface of the aluminum foil glass fiber cloth is the back fire surface.
2. The curtain of claim 1, wherein the high silicon oxygen aluminum foil cloth comprises an aluminum foil layer and a high silicon oxygen layer laid on the aluminum foil layer;
preferably, the high silicon oxide layer has a silica content of not less than 96wt%.
3. The shield apparatus curtain of claim 2, wherein the continuous temperature resistance of the high silica aluminum foil cloth is 980 ℃.
4. A heat shield curtain as recited in any of claims 1-3, wherein said ceramic fiber cloth is a steel wire reinforced ceramic fiber cloth;
preferably, the continuous temperature resistance temperature of the steel wire reinforced ceramic fiber cloth is 1100 ℃.
5. A thermal protection device curtain as claimed in any one of claims 1 to 4, wherein said aluminum foil fiberglass cloth comprises a fiberglass cloth layer and an aluminum foil layer laid on the fiberglass cloth layer;
preferably, the continuous temperature resistance temperature of the aluminum foil glass fiber cloth is 550 ℃.
6. A heat shield device curtain as recited in any one of claims 1 to 5, wherein the high silica aluminum foil cloth has a thickness of 1 to 1.5mm, the ceramic fiber cloth has a thickness of 2 to 4mm, and the aluminum foil fiberglass cloth has a thickness of 0.5 to 1mm.
7. A heat shield curtain as recited in any of claims 1 to 6, wherein the high silica aluminum foil cloth, the ceramic fiber cloth and the aluminum foil glass fiber cloth are sewn together by refractory fiber yarns or steel wires and then fixed together.
8. A heat shield curtain according to any of claims 1-7, wherein a plurality of stainless steel strips are fixed to the curtain surface of said curtain, equidistantly or non-equidistantly, and arranged parallel to the ground.
9. A heat shield curtain as recited in any of claims 1 to 8, wherein a high temperature resistant inorganic adhesive is disposed between the high silica aluminum foil cloth or aluminum foil fiberglass cloth and the ceramic fiber cloth to make the abutting surfaces of the high silica aluminum foil cloth or aluminum foil fiberglass cloth and the ceramic fiber cloth closely contact each other.
10. A thermal protection device curtain as claimed in claim 9, wherein the high temperature resistant inorganic adhesive comprises, in parts by weight: 30-50 parts of water glass, 10-20 parts of silicon dioxide, 10-20 parts of zinc oxide, 20-30 parts of glycidyl ester type epoxy resin, 50-60 parts of deionized water and 10-15 parts of aluminum silicate ceramic fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210968035.9A CN115384131B (en) | 2022-08-12 | 2022-08-12 | Curtain of heat-proof protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210968035.9A CN115384131B (en) | 2022-08-12 | 2022-08-12 | Curtain of heat-proof protective device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115384131A true CN115384131A (en) | 2022-11-25 |
| CN115384131B CN115384131B (en) | 2023-12-05 |
Family
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Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101294334A (en) * | 2008-06-18 | 2008-10-29 | 高晓吾 | Economy type multi-layer refractory fibre felt, blanket |
| CN201423785Y (en) * | 2009-03-03 | 2010-03-17 | 黄豊原 | Heat impedance cloth |
| CN101735733A (en) * | 2010-01-04 | 2010-06-16 | 唐连明 | High-temperature-resistant adhesive for vacuum filling-sealing of ceramic heaters |
| CN101799099A (en) * | 2010-04-16 | 2010-08-11 | 中国人民解放军国防科学技术大学 | Nanometer multiple-layer composite thermal insulation material and preparation method thereof |
| CN202209502U (en) * | 2011-08-24 | 2012-05-02 | 王国才 | Glass fabric cloth-metal foil composite reflective heat insulating plate |
| CN202402120U (en) * | 2011-12-08 | 2012-08-29 | 摩根凯龙（荆门）热陶瓷有限公司 | Buckling heat insulating sleeve |
| CN202660154U (en) * | 2012-02-22 | 2013-01-09 | 张国忠 | Heat-preserving felt |
| CN202805809U (en) * | 2012-06-29 | 2013-03-20 | 陕西亿沣矿业科技有限公司 | Heat insulation cloth used for mine-used lifesaving cabin |
| CN205155466U (en) * | 2015-11-11 | 2016-04-13 | 浙江创想节能科技有限公司 | Resistant detachable insulation cover of ultra -temperature |
| CN206733726U (en) * | 2017-05-23 | 2017-12-12 | 河南辉达消防科技有限公司 | A kind of fire-retardant cord structure of composite fibre |
| CN107662715A (en) * | 2016-07-27 | 2018-02-06 | 航天特种材料及工艺技术研究所 | A kind of soft skirt of anti-yaw damper high-barrier flexible solar heat protection and preparation method thereof |
| CN209398303U (en) * | 2018-09-29 | 2019-09-17 | 武汉施迈尔节能科技有限公司 | A kind of fire resisting shutter |
| CN210362852U (en) * | 2019-08-06 | 2020-04-21 | 仙桃永利医疗用品有限公司 | Non-woven fabric for fire fighting |
| CN112898904A (en) * | 2021-01-25 | 2021-06-04 | 株洲世林聚合物有限公司 | High-temperature-resistant inorganic adhesive and preparation method thereof |
| CN113147117A (en) * | 2021-05-10 | 2021-07-23 | 苏州普科环境技术有限公司 | Multilayer heat insulation cover and preparation method thereof |
-
2022
- 2022-08-12 CN CN202210968035.9A patent/CN115384131B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101294334A (en) * | 2008-06-18 | 2008-10-29 | 高晓吾 | Economy type multi-layer refractory fibre felt, blanket |
| CN201423785Y (en) * | 2009-03-03 | 2010-03-17 | 黄豊原 | Heat impedance cloth |
| CN101735733A (en) * | 2010-01-04 | 2010-06-16 | 唐连明 | High-temperature-resistant adhesive for vacuum filling-sealing of ceramic heaters |
| CN101799099A (en) * | 2010-04-16 | 2010-08-11 | 中国人民解放军国防科学技术大学 | Nanometer multiple-layer composite thermal insulation material and preparation method thereof |
| CN202209502U (en) * | 2011-08-24 | 2012-05-02 | 王国才 | Glass fabric cloth-metal foil composite reflective heat insulating plate |
| CN202402120U (en) * | 2011-12-08 | 2012-08-29 | 摩根凯龙（荆门）热陶瓷有限公司 | Buckling heat insulating sleeve |
| CN202660154U (en) * | 2012-02-22 | 2013-01-09 | 张国忠 | Heat-preserving felt |
| CN202805809U (en) * | 2012-06-29 | 2013-03-20 | 陕西亿沣矿业科技有限公司 | Heat insulation cloth used for mine-used lifesaving cabin |
| CN205155466U (en) * | 2015-11-11 | 2016-04-13 | 浙江创想节能科技有限公司 | Resistant detachable insulation cover of ultra -temperature |
| CN107662715A (en) * | 2016-07-27 | 2018-02-06 | 航天特种材料及工艺技术研究所 | A kind of soft skirt of anti-yaw damper high-barrier flexible solar heat protection and preparation method thereof |
| CN206733726U (en) * | 2017-05-23 | 2017-12-12 | 河南辉达消防科技有限公司 | A kind of fire-retardant cord structure of composite fibre |
| CN209398303U (en) * | 2018-09-29 | 2019-09-17 | 武汉施迈尔节能科技有限公司 | A kind of fire resisting shutter |
| CN210362852U (en) * | 2019-08-06 | 2020-04-21 | 仙桃永利医疗用品有限公司 | Non-woven fabric for fire fighting |
| CN112898904A (en) * | 2021-01-25 | 2021-06-04 | 株洲世林聚合物有限公司 | High-temperature-resistant inorganic adhesive and preparation method thereof |
| CN113147117A (en) * | 2021-05-10 | 2021-07-23 | 苏州普科环境技术有限公司 | Multilayer heat insulation cover and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 彭度吾;: "高温纤维隔热材料的研究", 宇航材料工艺, vol. 1, no. 01, pages 419 - 424 * |
| 王苗;冯军宗;姜勇刚;张忠明;冯坚;: "多层隔热材料的研究进展", 材料导报, no. 2, pages 461 - 465 * |
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