CN118007816A - Fireproof heat-insulating plate with structure and production process thereof - Google Patents
Fireproof heat-insulating plate with structure and production process thereof Download PDFInfo
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- CN118007816A CN118007816A CN202410424566.0A CN202410424566A CN118007816A CN 118007816 A CN118007816 A CN 118007816A CN 202410424566 A CN202410424566 A CN 202410424566A CN 118007816 A CN118007816 A CN 118007816A
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- 238000009413 insulation Methods 0.000 claims abstract description 71
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- 238000007906 compression Methods 0.000 claims abstract description 36
- 239000000463 material Substances 0.000 claims abstract description 30
- 239000011381 foam concrete Substances 0.000 claims description 100
- 239000000853 adhesive Substances 0.000 claims description 48
- 230000001070 adhesive effect Effects 0.000 claims description 48
- 230000003014 reinforcing effect Effects 0.000 claims description 45
- 238000002955 isolation Methods 0.000 claims description 44
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 42
- 239000003795 chemical substances by application Substances 0.000 claims description 31
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- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 claims description 19
- YDEXUEFDPVHGHE-GGMCWBHBSA-L disodium;(2r)-3-(2-hydroxy-3-methoxyphenyl)-2-[2-methoxy-4-(3-sulfonatopropyl)phenoxy]propane-1-sulfonate Chemical compound [Na+].[Na+].COC1=CC=CC(C[C@H](CS([O-])(=O)=O)OC=2C(=CC(CCCS([O-])(=O)=O)=CC=2)OC)=C1O YDEXUEFDPVHGHE-GGMCWBHBSA-L 0.000 claims description 19
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- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 claims description 19
- 238000002156 mixing Methods 0.000 claims description 16
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- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 8
- 238000004078 waterproofing Methods 0.000 claims description 8
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- 238000005303 weighing Methods 0.000 claims description 7
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- DEIGXXQKDWULML-UHFFFAOYSA-N 1,2,5,6,9,10-hexabromocyclododecane Chemical compound BrC1CCC(Br)C(Br)CCC(Br)C(Br)CCC1Br DEIGXXQKDWULML-UHFFFAOYSA-N 0.000 claims description 5
- 239000010881 fly ash Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 5
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- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 5
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- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 4
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- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 claims description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 3
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- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims 1
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Abstract
The invention relates to the technical field of building materials, and discloses a structural fireproof heat-insulating board and a production process thereof. The fireproof insulation board with the structure and the production process thereof can realize that the insulation effect and the compression resistance effect of the fireproof insulation board are obviously improved by adopting the concrete material as the fireproof material and adopting the foam to mix the concrete and combining the multilayer reinforced interlayer, so that the purposes of excellent fireproof effect and good insulation and compression resistance can be achieved, the insulation effect and the compression resistance effect of the fireproof insulation board are greatly improved, and the fireproof insulation board is very beneficial to popularization and use.
Description
Technical Field
The invention relates to the technical field of building materials, in particular to a fireproof heat-insulating plate with a structure and a production process thereof.
Background
The building insulation board is widely applied to the insulation protection of the periphery of a building body, and can reduce the thickness of the peripheral structure of the building, thereby increasing the indoor use area. More than 75% of the existing building thermal insulation materials are organic combustible materials, such as EPS, XPS, PU and the like. The materials have better energy-saving effect and low heat conductivity coefficient, and the system is relatively mature in application. Inorganic thermal insulation materials are also currently used, such as rock wool, glass wool, perlite, and the like. The materials are all A-level nonflammable materials, the safety is high, the main raw materials of the cement foaming insulation board are cement and fly ash, a small amount of aggregate, admixture and water are added, and the materials are mixed, stirred and cast into a shape, so that the materials are subjected to chemical reaction in a mould to generate closed pores in slurry, and the insulation board is formed by curing and cutting.
The utility model provides a refer to the chinese patent application of publication No. CN109235812a, a composite fireproof insulation board and production process thereof is disclosed, through adopting the effectual heat preservation core layer of heat preservation as inlayer and the effectual inorganic mortar layer of fire prevention as outer, and design into asymmetric structure, thinner inorganic mortar layer pastes the wall, thicker inorganic mortar layer exposes, can satisfy the fire prevention fire-retardant requirement inside and outside the wall body simultaneously, effectively utilized the heat preservation advantage of heat preservation core layer and the fire prevention advantage of inorganic mortar layer, wholly improved composite insulation board's heat preservation and fire resistance.
Comprehensive analysis of the above referenced patents can lead to the following drawbacks:
The existing fireproof insulation board has poor heat preservation effect and compression resistance effect, although the fireproof insulation board is made of materials with good flame retardant effect, the heat preservation effect cannot reach the required requirement, such as the patent mentioned above, although the fireproof flame retardant effect is achieved by adopting an inorganic mortar layer, the heat preservation effect and the compression resistance effect are not ideal, the heat preservation effect and the compression resistance effect of the fireproof insulation board can not be obviously improved by adopting concrete materials as fireproof materials and simultaneously adopting foam to be mixed with concrete and combining with a plurality of layers of reinforced interlayers, and the purposes of excellent fireproof effect and good heat preservation and compression resistance can not be achieved, so that the fireproof insulation board is very unfavorable in popularization and use.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the structural fireproof heat-insulating plate and the production process thereof, which solve the problems that the heat-insulating effect and the compression-resistant effect of the traditional fireproof heat-insulating plate are poor, the heat-insulating effect cannot meet the required requirement although the fireproof heat-insulating plate is made of a material with good flame-retardant effect, the heat-insulating effect of the fireproof heat-insulating plate cannot be obviously improved by adopting concrete materials as fireproof materials and adopting foam to be mixed with concrete and combining with a plurality of layers of reinforced interlayers, and the purposes of excellent fireproof effect and good heat insulation and compression resistance cannot be achieved.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the fireproof insulation board comprises two isolation base layers, two foam concrete fireproof insulation layers and an X-shaped overhead layer, wherein the inner sides of the two isolation base layers are bonded with the foam concrete fireproof insulation layers through adhesives, and the two foam concrete fireproof insulation layers are bonded with the two sides of the X-shaped overhead layer through adhesives;
The X-shaped overhead layer comprises a plurality of supporting rods, every two supporting rods are connected in an X-shaped cross mode to form a reinforcing unit capable of enhancing the compression resistance effect, each reinforcing unit is bonded with one sides of the two foam concrete fireproof heat-insulating layers through an adhesive, and a plurality of reinforcing units form an isolation cavity capable of enhancing the heat-insulating effect between the two foam concrete fireproof heat-insulating layers.
The production process of the structural fireproof heat-insulating plate specifically comprises the following steps:
S1, proportioning of a foam concrete fireproof heat-insulating layer: respectively weighing 30-50 parts of cement mortar, 2-6 parts of alumina, 2-5 parts of aluminum silicate, 5-10 parts of composite refractory materials, 1-3 parts of silica, 1-3 parts of zirconite, 1-3 parts of corundum, 3-8 parts of bauxite, 3-8 parts of mullite, 3-8 parts of palygorskite, 5-10 parts of ferrochrome, 2-5 parts of ceramsite, 5-10 parts of polymer emulsion, 2-4 parts of foaming agent, 1-3 parts of sodium carboxymethyl cellulose, 1-3 parts of plasticizer, 1-3 parts of sodium lignin sulfonate, 1-3 parts of waterproof agent and 10-20 parts of water by weighing equipment;
S2, powder preparation of a foam concrete fireproof heat-insulating layer: sequentially grinding the alumina, aluminum silicate, composite refractory materials, silica, zircon, corundum, bauxite, mullite, palygorskite, pyrrosite and ceramsite weighed in the step S1 by using crushing and grinding equipment, and screening by using a screen with 50-100 meshes to obtain powder of each raw material;
S3, pulping of a foam concrete fireproof heat-insulating layer: sequentially pouring the raw material powder prepared in the step S2 into mixing and stirring equipment, sequentially pouring the cement mortar, the polymer emulsion, the foaming agent, the sodium carboxymethylcellulose, the plasticizer, the sodium lignin sulfonate, the waterproof agent and the water weighed in the step S1 into the mixing and stirring equipment, and mixing and stirring for 30-40min at the rotation speed of 400-500r/min and the temperature of 26-35 ℃ to prepare mixed slurry;
S4, forming a foam concrete fireproof insulation board: prefabricating a mould required for preparing the foam concrete fireproof heat-insulating layer, performing waterproof treatment on the bottom and corners of the mould, pouring the mixed slurry prepared in the step S3 into the mould, heating to 50-70 ℃ to form a foam concrete fireproof heat-insulating plate, taking out the formed foam concrete fireproof heat-insulating plate after the foam concrete fireproof heat-insulating plate is completely dried, and then humidifying and curing;
S5, manufacturing an X-shaped reinforcing unit: bonding each two prefabricated support rods into an X-shaped reinforcing unit through an adhesive, and sequentially manufacturing a plurality of X-shaped reinforcing units for later use;
S6, first press fit assembly: placing the prefabricated isolation base layer on a working platform of pressing equipment, uniformly coating a layer of adhesive with the thickness of 0.2-0.5mm on the top of the isolation base layer through a coating mechanism, pressing a foam concrete fireproof insulation board prepared in the step S4 on the isolation base layer coated with the adhesive in an aligned manner, pressing the isolation base layer down through a pressing equipment for 5-10min, and adhering a plurality of X-shaped reinforcing units prepared in the step S5 on the foam concrete fireproof insulation board sequentially through the adhesive;
S7, second press fit assembly: and (3) adhering the other foam concrete fireproof heat-insulating plate to the positions right above the X-shaped reinforcing units in the step S6 through an adhesive, adhering another isolation base layer to the positions right above the other foam concrete fireproof heat-insulating plate through the adhesive, and pressing and keeping each adhering process for 5-10min to obtain the structural fireproof heat-insulating plate.
Preferably, the foam concrete fireproof heat-insulating layer comprises the following raw materials in parts by weight: 40 parts of cement mortar, 4 parts of alumina, 3 parts of aluminum silicate, 7 parts of composite refractory materials, 2 parts of silica, 2 parts of zirconite, 2 parts of corundum, 5 parts of bauxite, 5 parts of mullite, 5 parts of palygorskite, 7 parts of iron ore, 4 parts of ceramsite, 7 parts of polymer emulsion, 3 parts of foaming agent, 2 parts of sodium carboxymethyl cellulose, 2 parts of plasticizer, 2 parts of sodium lignin sulfonate, 2 parts of waterproof agent and 15 parts of water.
Preferably, the foam concrete fireproof heat-insulating layer comprises the following raw materials in parts by weight: 30 parts of cement mortar, 2 parts of alumina, 2 parts of aluminum silicate, 5 parts of composite refractory materials, 1 part of silica, 1 part of zirconite, 1 part of corundum, 3 parts of bauxite, 3 parts of mullite, 3 parts of palygorskite, 5 parts of iron ore, 2 parts of ceramsite, 5 parts of polymer emulsion, 2 parts of foaming agent, 1 part of sodium carboxymethyl cellulose, 1 part of plasticizer, 1 part of sodium lignin sulfonate, 1 part of waterproofing agent and 10 parts of water.
Preferably, the foam concrete fireproof heat-insulating layer comprises the following raw materials in parts by weight: 50 parts of cement mortar, 6 parts of alumina, 5 parts of aluminum silicate, 10 parts of composite refractory materials, 3 parts of silica, 3 parts of zirconite, 3 parts of corundum, 8 parts of bauxite, 8 parts of mullite, 8 parts of palygorskite, 10 parts of iron ore, 5 parts of ceramsite, 10 parts of polymer emulsion, 4 parts of foaming agent, 3 parts of sodium carboxymethyl cellulose, 3 parts of plasticizer, 3 parts of sodium lignin sulfonate, 3 parts of waterproof agent and 20 parts of water.
Preferably, the composite refractory material is any combination of two or more of siliceous red mud, kaolin, fly ash, siliceous dust, glass fiber or diatomite.
Preferably, the waterproof agent is one of a higher fatty acid waterproof agent or an aluminum salt waterproof agent.
Preferably, the foaming agent is one of calcium carbonate, n-heptane or fatty alcohol polyoxyethylene ether sodium sulfate.
Preferably, the plasticizer is one of dioctyl phthalate, fatty acid ester or benzene polyacid ester.
Preferably, the two isolation base layers are made of one of plastic plates or iron plates, each supporting rod is made of a compression-resistant flame-retardant material, specifically, polycarbonate and polyethylene terephthalate are used as base materials, acrylate-styrene-acrylonitrile copolymer, polymethyl methacrylate grafted maleic anhydride and hexabromocyclododecane are respectively mixed, molded and cooled in sequence to obtain the supporting rod with high compression resistance and flame retardance.
Compared with the prior art, the invention has the following beneficial effects: the fireproof insulation board comprises two isolation base layers, two foam concrete fireproof insulation layers and an X-shaped overhead layer, wherein the inner sides of the two isolation base layers are bonded with the foam concrete fireproof insulation layers through adhesives, the two foam concrete fireproof insulation layers are bonded with the two sides of the X-shaped overhead layer through adhesives, each X-shaped overhead layer comprises a plurality of supporting rods, each two supporting rods are connected in an X-shaped cross mode to form a reinforcing unit capable of enhancing the compression resistance effect, each reinforcing unit is bonded with one side of each two foam concrete fireproof insulation layers through the adhesives, a plurality of reinforcing units form an isolation cavity capable of enhancing the insulation effect between the two foam concrete fireproof insulation layers, the insulation effect and the compression resistance effect of the fireproof insulation board are obviously improved by adopting concrete materials as fireproof materials and simultaneously adopting foam to mix concrete and combining with a plurality of reinforcing interlayers, the insulation effect and the compression resistance effect of the fireproof insulation board are greatly improved, the excellent fireproof effect can be achieved, the fireproof insulation effect and the compression resistance effect of the fireproof insulation board can be greatly improved, and the fireproof insulation board can be quite beneficial to popularization and application.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a production process diagram of the present invention;
FIG. 3 is a data graph of a heat conduction experiment in an application example of the present invention.
In the figure: 1. an isolation base layer; 2. a foam concrete fireproof heat-insulating layer; 3. x-shaped overhead layer; 31. a support rod; 32. isolating the cavity.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-3, the embodiments of the present invention provide three technical solutions: the structural fireproof heat-insulating plate and the production process thereof specifically comprise the following embodiments:
Example 1: the structural fireproof heat-insulating board comprises two isolation base layers 1, two foam concrete fireproof heat-insulating layers 2 and an X-shaped overhead layer 3, wherein the inner sides of the two isolation base layers 1 are bonded with the foam concrete fireproof heat-insulating layers 2 through adhesives, and the two foam concrete fireproof heat-insulating layers 2 are bonded with the two sides of the X-shaped overhead layer 3 through adhesives;
The X-shaped overhead layer 3 comprises a plurality of supporting rods 31, each two supporting rods 31 are in X-shaped cross connection to form a reinforcing unit capable of enhancing the compression resistance effect, each reinforcing unit is respectively bonded with one side of the two foam concrete fireproof heat preservation layers 2 through an adhesive, and a plurality of reinforcing units form an isolation cavity 32 for enhancing the heat preservation effect between the two foam concrete fireproof heat preservation layers 2;
The foam concrete fireproof heat-insulating layer 2 comprises the following raw materials in parts by weight: 40 parts of cement mortar, 4 parts of alumina, 3 parts of aluminum silicate, 7 parts of composite refractory material, 2 parts of silica, 2 parts of zirconite, 2 parts of corundum, 5 parts of bauxite, 5 parts of mullite, 5 parts of palygorskite, 7 parts of iron ore, 4 parts of ceramsite, 7 parts of polymer emulsion, 3 parts of foaming agent, 2 parts of sodium carboxymethylcellulose, 2 parts of plasticizer, 2 parts of sodium lignin sulfonate, 2 parts of waterproof agent and 15 parts of water, wherein the composite refractory material is a composition of siliceous red mud, kaolin, fly ash, silica fume, glass fiber and diatomite, the waterproof agent is a higher fatty acid waterproof agent, the foaming agent is calcium carbonate, the plasticizer is dioctyl phthalate, the two isolation base layers 1 are made of plastic plates, each supporting rod 31 is made of compression-resistant flame-retardant materials, specifically, polycarbonate and polyethylene terephthalate are used as base materials, acrylate-styrene-acrylonitrile copolymer, polymethyl methacrylate grafted maleic anhydride and hexabromocyclododecane are respectively mixed, and the high compression-resistant and flame-retardant supporting rods 31 are obtained through sequential mixing, injection molding and cooling.
The embodiment of the invention also provides a production process of the structural fireproof insulation board, which specifically comprises the following steps:
S1, proportioning of a foam concrete fireproof heat-insulating layer 2: respectively measuring the required weight parts of cement mortar, alumina, aluminum silicate, composite refractory material, silica, zirconite, corundum, bauxite, mullite, palygorskite, iron ore, ceramsite, polymer emulsion, foaming agent, sodium carboxymethyl cellulose, plasticizer, sodium lignin sulfonate, waterproof agent and water by weighing equipment;
s2, powder preparation of the foam concrete fireproof heat-insulating layer 2: sequentially grinding the alumina, aluminum silicate, composite refractory materials, silica, zircon, corundum, bauxite, mullite, palygorskite, pyrrosite and ceramsite weighed in the step S1 by using crushing and grinding equipment, and screening by using a 80-mesh screen to obtain powder of each raw material;
S3, pulping of the foam concrete fireproof heat-insulating layer 2: sequentially pouring the raw material powder prepared in the step S2 into mixing and stirring equipment, sequentially pouring the cement mortar, the polymer emulsion, the foaming agent, the sodium carboxymethylcellulose, the plasticizer, the sodium lignin sulfonate, the waterproof agent and the water weighed in the step S1 into the mixing and stirring equipment, and mixing and stirring for 35min at the rotating speed of 450r/min and the temperature of 30 ℃ to prepare mixed slurry;
S4, forming a foam concrete fireproof insulation board: prefabricating a mould required by preparing the foam concrete fireproof heat-insulating layer 2, performing waterproof treatment on the bottom and corners of the mould, pouring the mixed slurry prepared in the step S3 into the mould, heating to 60 ℃ to form a foam concrete fireproof heat-insulating plate, taking out the formed foam concrete fireproof heat-insulating plate after the foam concrete fireproof heat-insulating plate is completely dried, and then humidifying and curing;
S5, manufacturing an X-shaped reinforcing unit: bonding each two prefabricated support rods 31 into an X-shaped reinforcing unit through an adhesive, and sequentially manufacturing a plurality of X-shaped reinforcing units for later use;
S6, first press fit assembly: placing the prefabricated isolation base layer 1 on a working platform of pressing equipment, uniformly coating a layer of adhesive with the thickness of 0.3mm on the top of the isolation base layer 1 through a coating mechanism, pressing and aligning one foam concrete fireproof insulation board prepared in the step S4 on the isolation base layer 1 coated with the adhesive, pressing and holding for 7min through the pressing equipment, and adhering a plurality of X-shaped reinforcing units prepared in the step S5 on the foam concrete fireproof insulation board sequentially through the adhesive;
S7, second press fit assembly: and (3) adhering the other foam concrete fireproof heat-insulating plate to the positions right above the X-shaped reinforcing units in the step S6 through an adhesive, adhering another isolation base layer 1 to the positions right above the other foam concrete fireproof heat-insulating plate through the adhesive, and pressing and maintaining each adhering process for 7min to obtain the structural fireproof heat-insulating plate.
Example 2: the structural fireproof heat-insulating board comprises two isolation base layers 1, two foam concrete fireproof heat-insulating layers 2 and an X-shaped overhead layer 3, wherein the inner sides of the two isolation base layers 1 are bonded with the foam concrete fireproof heat-insulating layers 2 through adhesives, and the two foam concrete fireproof heat-insulating layers 2 are bonded with the two sides of the X-shaped overhead layer 3 through adhesives;
The X-shaped overhead layer 3 comprises a plurality of supporting rods 31, each two supporting rods 31 are in X-shaped cross connection to form a reinforcing unit capable of enhancing the compression resistance effect, each reinforcing unit is respectively bonded with one side of the two foam concrete fireproof heat preservation layers 2 through an adhesive, and a plurality of reinforcing units form an isolation cavity 32 for enhancing the heat preservation effect between the two foam concrete fireproof heat preservation layers 2;
The foam concrete fireproof heat-insulating layer 2 comprises the following raw materials in parts by weight: 30 parts of cement mortar, 2 parts of alumina, 2 parts of aluminum silicate, 5 parts of composite refractory material, 1 part of silica, 1 part of zirconite, 1 part of corundum, 3 parts of bauxite, 3 parts of mullite, 3 parts of palygorskite, 5 parts of iron ore, 2 parts of ceramsite, 5 parts of polymer emulsion, 2 parts of foaming agent, 1 part of sodium carboxymethylcellulose, 1 part of plasticizer, 1 part of sodium lignin sulfonate, 1 part of waterproofing agent and 10 parts of water, wherein the composite refractory material is a composition of siliceous red mud, kaolin and fly ash, the waterproofing agent is an aluminum salt waterproofing agent, the foaming agent is n-heptane, the plasticizer is fatty acid ester, the two isolation base layers 1 are made of iron plates, each supporting rod 31 is made of a compression-resistant flame-retardant material, specifically, polycarbonate and polyethylene terephthalate are used as base materials, and acrylate-styrene-acrylonitrile copolymer, polymethyl methacrylate grafted maleic anhydride and hexabromocyclododecane are mixed in sequence, injection molding and cooling are carried out to prepare the supporting rods 31 with high compression resistance and flame retardance.
The embodiment of the invention also provides a production process of the structural fireproof insulation board, which specifically comprises the following steps:
S1, proportioning of a foam concrete fireproof heat-insulating layer 2: respectively measuring the required weight parts of cement mortar, alumina, aluminum silicate, composite refractory material, silica, zirconite, corundum, bauxite, mullite, palygorskite, iron ore, ceramsite, polymer emulsion, foaming agent, sodium carboxymethyl cellulose, plasticizer, sodium lignin sulfonate, waterproof agent and water by weighing equipment;
S2, powder preparation of the foam concrete fireproof heat-insulating layer 2: sequentially grinding the alumina, aluminum silicate, composite refractory materials, silica, zircon, corundum, bauxite, mullite, palygorskite, pyrrosite and ceramsite weighed in the step S1 by using crushing and grinding equipment, and screening by using a 50-mesh screen to obtain powder of each raw material;
S3, pulping of the foam concrete fireproof heat-insulating layer 2: sequentially pouring the raw material powder prepared in the step S2 into mixing and stirring equipment, sequentially pouring the cement mortar, the polymer emulsion, the foaming agent, the sodium carboxymethylcellulose, the plasticizer, the sodium lignin sulfonate, the waterproof agent and the water weighed in the step S1 into the mixing and stirring equipment, and mixing and stirring for 30min at the rotation speed of 400r/min and the temperature of 26 ℃ to prepare mixed slurry;
S4, forming a foam concrete fireproof insulation board: prefabricating a mould required by preparing the foam concrete fireproof heat-insulating layer 2, performing waterproof treatment on the bottom and corners of the mould, pouring the mixed slurry prepared in the step S3 into the mould, heating to 50 ℃ to form a foam concrete fireproof heat-insulating plate, taking out the formed foam concrete fireproof heat-insulating plate after the foam concrete fireproof heat-insulating plate is completely dried, and then humidifying and curing;
S5, manufacturing an X-shaped reinforcing unit: bonding each two prefabricated support rods 31 into an X-shaped reinforcing unit through an adhesive, and sequentially manufacturing a plurality of X-shaped reinforcing units for later use;
S6, first press fit assembly: placing the prefabricated isolation base layer 1 on a working platform of pressing equipment, uniformly coating a layer of adhesive with the thickness of 0.2mm on the top of the isolation base layer 1 through a coating mechanism, pressing and aligning one foam concrete fireproof insulation board prepared in the step S4 on the isolation base layer 1 coated with the adhesive, pressing and holding for 5min through the pressing equipment, and adhering a plurality of X-shaped reinforcing units prepared in the step S5 on the foam concrete fireproof insulation board sequentially through the adhesive;
S7, second press fit assembly: adhering another foam concrete fireproof heat-insulating plate to the positions right above the X-shaped reinforcing units in the step S6 through an adhesive, adhering another isolation base layer 1 to the positions right above the other foam concrete fireproof heat-insulating plate through the adhesive, and pressing and maintaining each adhering process for 5-10min to obtain the structural fireproof heat-insulating plate
Example 3: the structural fireproof heat-insulating board comprises two isolation base layers 1, two foam concrete fireproof heat-insulating layers 2 and an X-shaped overhead layer 3, wherein the inner sides of the two isolation base layers 1 are bonded with the foam concrete fireproof heat-insulating layers 2 through adhesives, and the two foam concrete fireproof heat-insulating layers 2 are bonded with the two sides of the X-shaped overhead layer 3 through adhesives;
The X-shaped overhead layer 3 comprises a plurality of supporting rods 31, each two supporting rods 31 are in X-shaped cross connection to form a reinforcing unit capable of enhancing the compression resistance effect, each reinforcing unit is respectively bonded with one side of the two foam concrete fireproof heat preservation layers 2 through an adhesive, and a plurality of reinforcing units form an isolation cavity 32 for enhancing the heat preservation effect between the two foam concrete fireproof heat preservation layers 2;
The foam concrete fireproof heat-insulating layer 2 comprises the following raw materials in parts by weight: 50 parts of cement mortar, 6 parts of alumina, 5 parts of aluminum silicate, 10 parts of composite refractory material, 3 parts of silica, 3 parts of zirconite, 3 parts of corundum, 8 parts of bauxite, 8 parts of mullite, 8 parts of palygorskite, 10 parts of iron ore, 5 parts of ceramsite, 10 parts of polymer emulsion, 4 parts of foaming agent, 3 parts of sodium carboxymethylcellulose, 3 parts of plasticizer, 3 parts of sodium lignin sulfonate, 3 parts of waterproofing agent and 20 parts of water, wherein the composite refractory material is a composition of silica fume, glass fiber and diatomite, the waterproofing agent is a high-grade fatty acid waterproofing agent, the foaming agent is fatty alcohol polyoxyethylene ether sodium sulfate, the plasticizer is benzene polyacid ester, the two isolation base layers 1 are made of plastic plates, each support rod 31 is made of compression-resistant flame-retardant materials, specifically, polycarbonate and polyethylene terephthalate are used as base materials, and acrylate-styrene-acrylonitrile copolymer, polymethyl methacrylate grafted maleic anhydride and hexabromocyclododecane are respectively mixed, injection molded and cooled in sequence to obtain the support rods 31 with high compression resistance and flame retardance.
The embodiment of the invention also provides a production process of the structural fireproof insulation board, which specifically comprises the following steps:
S1, proportioning of a foam concrete fireproof heat-insulating layer 2: respectively measuring the required weight parts of cement mortar, alumina, aluminum silicate, composite refractory material, silica, zirconite, corundum, bauxite, mullite, palygorskite, iron ore, ceramsite, polymer emulsion, foaming agent, sodium carboxymethyl cellulose, plasticizer, sodium lignin sulfonate, waterproof agent and water by weighing equipment;
S2, powder preparation of the foam concrete fireproof heat-insulating layer 2: sequentially grinding the alumina, aluminum silicate, composite refractory materials, silica, zircon, corundum, bauxite, mullite, palygorskite, pyrrosite and ceramsite weighed in the step S1 by using crushing and grinding equipment, and screening by using a 100-mesh screen to obtain powder of each raw material;
S3, pulping of the foam concrete fireproof heat-insulating layer 2: sequentially pouring the raw material powder prepared in the step S2 into mixing and stirring equipment, sequentially pouring the cement mortar, the polymer emulsion, the foaming agent, the sodium carboxymethylcellulose, the plasticizer, the sodium lignin sulfonate, the waterproof agent and the water weighed in the step S1 into the mixing and stirring equipment, and mixing and stirring for 40min at the rotation speed of 500r/min and the temperature of 35 ℃ to prepare mixed slurry;
S4, forming a foam concrete fireproof insulation board: prefabricating a mould required by preparing the foam concrete fireproof heat-insulating layer 2, performing waterproof treatment on the bottom and corners of the mould, pouring the mixed slurry prepared in the step S3 into the mould, heating to 70 ℃ to form a foam concrete fireproof heat-insulating plate, taking out the formed foam concrete fireproof heat-insulating plate after the foam concrete fireproof heat-insulating plate is completely dried, and then humidifying and curing;
S5, manufacturing an X-shaped reinforcing unit: bonding each two prefabricated support rods 31 into an X-shaped reinforcing unit through an adhesive, and sequentially manufacturing a plurality of X-shaped reinforcing units for later use;
S6, first press fit assembly: placing the prefabricated isolation base layer 1 on a working platform of pressing equipment, uniformly coating a layer of adhesive with the thickness of 0.5mm on the top of the isolation base layer 1 through a coating mechanism, pressing and aligning one foam concrete fireproof insulation board prepared in the step S4 on the isolation base layer 1 coated with the adhesive, pressing and holding for 10min through the pressing equipment, and adhering a plurality of X-shaped reinforcing units prepared in the step S5 on the foam concrete fireproof insulation board sequentially through the adhesive;
S7, second press fit assembly: and (3) adhering the other foam concrete fireproof heat-insulating plate to the positions right above the X-shaped reinforcing units in the step S6 through an adhesive, adhering another isolation base layer 1 to the positions right above the other foam concrete fireproof heat-insulating plate through the adhesive, and pressing and keeping each adhering process for 10min to obtain the structural fireproof heat-insulating plate.
Application example: a certain building material manufacturing enterprise adopts the production process of the embodiment 1 to 3 to prepare three fireproof heat-insulating boards, namely a group A, a group B and a group C, and simultaneously selects the existing fireproof heat-insulating boards as a comparison group D, and then performs flame retardance, heat conduction and compression resistance experiments on the group A, the group B, the group C and the group D respectively, wherein the flame retardance experiments observe the surface conditions of the four groups of boards by gradually increasing the burning temperature of the four groups, and the compression resistance experiments observe the deformation conditions of the four groups of boards by gradually applying different pressures on the four groups of boards, and specific flame retardance experiment data and compression resistance experiment data are shown in the table 1.
TABLE 1 data sheet for flame retardant experiments and compression tests
As is clear from Table 1, the fire-retardant and compression-resistant properties of the fire-resistant insulation boards prepared by the production process of examples 1 to 3 of the present invention are significantly better than those of the conventional boards, and the fire-retardant and compression-resistant properties of the fire-resistant insulation boards prepared by example 1 are optimal.
The heat conduction test was performed by simultaneously applying the same 1000℃ temperature to one side of the group a, the group B, the group C and the group D, and then detecting the temperature change of the other side of the sheet material with time by the temperature sensor to the other side of the four groups of sheet materials, and the specific change situation is shown in fig. 3.
As can be seen from fig. 3, the thermal conductivity of the fireproof thermal insulation boards manufactured by the production process of examples 1 to 3 of the present invention is significantly lower than that of the conventional boards, and thus it is confirmed that the thermal insulation performance of the fireproof thermal insulation boards manufactured by the production process of examples 1 to 3 of the present invention is better than that of the conventional boards.
In conclusion, the invention can realize that the heat preservation effect and the compression resistance effect of the fireproof heat preservation plate are obviously improved by adopting the concrete material as the fireproof material and adopting the foam to mix with the concrete and combining with the multi-layer reinforcing interlayer, so that the purposes of not only being capable of achieving excellent fireproof effect, but also being capable of achieving good heat preservation and compression resistance are well achieved, and the heat preservation effect and the compression resistance effect of the fireproof heat preservation plate are greatly improved, thereby being very beneficial to popularization and use of the fireproof heat preservation plate.
And all that is not described in detail in this specification is well known to those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. Structural fire prevention heated board, its characterized in that: the insulation base layer comprises two insulation base layers (1), two foam concrete fireproof heat-insulating layers (2) and an X-shaped overhead layer (3), wherein the inner sides of the two insulation base layers (1) are bonded with the foam concrete fireproof heat-insulating layers (2) through adhesives, and the two foam concrete fireproof heat-insulating layers (2) are bonded with the two sides of the X-shaped overhead layer (3) through adhesives;
The X-shaped overhead layer (3) comprises a plurality of supporting rods (31), every two supporting rods (31) are in X-shaped cross connection to form a reinforcing unit capable of enhancing the compression resistance effect, each reinforcing unit is bonded with one sides of the two foam concrete fireproof heat-insulating layers (2) through an adhesive, and a plurality of reinforcing units form an isolation cavity (32) for enhancing the heat-insulating effect between the two foam concrete fireproof heat-insulating layers (2).
2. The production process of the structural fireproof insulation board is characterized by comprising the following steps of: the method specifically comprises the following steps:
S1, proportioning of a foam concrete fireproof heat-insulating layer (2): respectively weighing 30-50 parts of cement mortar, 2-6 parts of alumina, 2-5 parts of aluminum silicate, 5-10 parts of composite refractory materials, 1-3 parts of silica, 1-3 parts of zirconite, 1-3 parts of corundum, 3-8 parts of bauxite, 3-8 parts of mullite, 3-8 parts of palygorskite, 5-10 parts of ferrochrome, 2-5 parts of ceramsite, 5-10 parts of polymer emulsion, 2-4 parts of foaming agent, 1-3 parts of sodium carboxymethyl cellulose, 1-3 parts of plasticizer, 1-3 parts of sodium lignin sulfonate, 1-3 parts of waterproof agent and 10-20 parts of water by weighing equipment;
S2, powder preparation of a foam concrete fireproof heat-insulating layer (2): sequentially grinding the alumina, aluminum silicate, composite refractory materials, silica, zircon, corundum, bauxite, mullite, palygorskite, pyrrosite and ceramsite weighed in the step S1 by using crushing and grinding equipment, and screening by using a screen with 50-100 meshes to obtain powder of each raw material;
S3, pulping of the foam concrete fireproof heat-insulating layer (2): sequentially pouring the raw material powder prepared in the step S2 into mixing and stirring equipment, sequentially pouring the cement mortar, the polymer emulsion, the foaming agent, the sodium carboxymethylcellulose, the plasticizer, the sodium lignin sulfonate, the waterproof agent and the water weighed in the step S1 into the mixing and stirring equipment, and mixing and stirring for 30-40min at the rotation speed of 400-500r/min and the temperature of 26-35 ℃ to prepare mixed slurry;
S4, forming a foam concrete fireproof insulation board: prefabricating a mould required by preparing the foam concrete fireproof heat-insulating layer (2), performing waterproof treatment on the bottom and corners of the mould, pouring the mixed slurry prepared in the step S3 into the mould, heating to 50-70 ℃ to form a foam concrete fireproof heat-insulating plate, taking out the formed foam concrete fireproof heat-insulating plate after the foam concrete fireproof heat-insulating plate is completely dried, and then humidifying and curing;
s5, manufacturing an X-shaped reinforcing unit: bonding each two prefabricated support rods (31) into an X-shaped reinforcing unit through an adhesive, and sequentially manufacturing a plurality of X-shaped reinforcing units for later use;
S6, first press fit assembly: placing the prefabricated isolation base layer (1) on a working platform of pressing equipment, uniformly coating a layer of adhesive with the thickness of 0.2-0.5mm on the top of the isolation base layer (1) through a coating mechanism, pressing a foam concrete fireproof insulation board prepared in the step S4 on the isolation base layer (1) coated with the adhesive in an aligned manner, pressing the isolation base layer by using pressing equipment for 5-10min, and adhering a plurality of X-shaped reinforcing units prepared in the step S5 on the foam concrete fireproof insulation board sequentially through the adhesive;
S7, second press fit assembly: and (3) adhering the other foam concrete fireproof heat-insulating plate to the positions right above the X-shaped reinforcing units in the step S6 through an adhesive, adhering another isolation base layer (1) to the positions right above the other foam concrete fireproof heat-insulating plate through the adhesive, and pressing and maintaining each adhering procedure for 5-10min to obtain the structural fireproof heat-insulating plate.
3. The production process of the structural fireproof insulation board according to claim 2, wherein: the foam concrete fireproof heat-insulating layer (2) comprises the following raw materials in parts by weight: 40 parts of cement mortar, 4 parts of alumina, 3 parts of aluminum silicate, 7 parts of composite refractory materials, 2 parts of silica, 2 parts of zirconite, 2 parts of corundum, 5 parts of bauxite, 5 parts of mullite, 5 parts of palygorskite, 7 parts of iron ore, 4 parts of ceramsite, 7 parts of polymer emulsion, 3 parts of foaming agent, 2 parts of sodium carboxymethyl cellulose, 2 parts of plasticizer, 2 parts of sodium lignin sulfonate, 2 parts of waterproof agent and 15 parts of water.
4. The production process of the structural fireproof insulation board according to claim 2, wherein: the foam concrete fireproof heat-insulating layer (2) comprises the following raw materials in parts by weight: 30 parts of cement mortar, 2 parts of alumina, 2 parts of aluminum silicate, 5 parts of composite refractory materials, 1 part of silica, 1 part of zirconite, 1 part of corundum, 3 parts of bauxite, 3 parts of mullite, 3 parts of palygorskite, 5 parts of iron ore, 2 parts of ceramsite, 5 parts of polymer emulsion, 2 parts of foaming agent, 1 part of sodium carboxymethyl cellulose, 1 part of plasticizer, 1 part of sodium lignin sulfonate, 1 part of waterproofing agent and 10 parts of water.
5. The production process of the structural fireproof insulation board according to claim 2, wherein: the foam concrete fireproof heat-insulating layer (2) comprises the following raw materials in parts by weight: 50 parts of cement mortar, 6 parts of alumina, 5 parts of aluminum silicate, 10 parts of composite refractory materials, 3 parts of silica, 3 parts of zirconite, 3 parts of corundum, 8 parts of bauxite, 8 parts of mullite, 8 parts of palygorskite, 10 parts of iron ore, 5 parts of ceramsite, 10 parts of polymer emulsion, 4 parts of foaming agent, 3 parts of sodium carboxymethyl cellulose, 3 parts of plasticizer, 3 parts of sodium lignin sulfonate, 3 parts of waterproof agent and 20 parts of water.
6. The production process of the structural fireproof insulation board according to any one of claims 2 to 5, wherein: the composite refractory material is any combination of two or more of siliceous red mud, kaolin, fly ash, siliceous dust, glass fiber or diatomite.
7. The production process of the structural fireproof insulation board according to any one of claims 2 to 5, wherein: the waterproof agent is one of a higher fatty acid waterproof agent or an aluminum salt waterproof agent.
8. The production process of the structural fireproof insulation board according to any one of claims 2 to 5, wherein: the foaming agent is one of calcium carbonate, n-heptane or fatty alcohol polyoxyethylene ether sodium sulfate.
9. The production process of the structural fireproof insulation board according to any one of claims 2 to 5, wherein: the plasticizer is one of dioctyl phthalate, fatty acid ester or benzene polyacid ester.
10. The production process of the structural fireproof insulation board according to claim 2, wherein: the two isolation base layers (1) are made of one of plastic plates or iron plates, each supporting rod (31) is made of a compression-resistant flame-retardant material, specifically polycarbonate and polyethylene terephthalate are used as base materials, acrylic ester-styrene-acrylonitrile copolymer, polymethyl methacrylate grafted maleic anhydride and hexabromocyclododecane are respectively mixed, injection-molded and cooled in sequence to obtain the supporting rod (31) with high compression resistance and flame retardance.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118007816A true CN118007816A (en) | 2024-05-10 |
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