CN105019562A - Production method of high-strength thermal-insulation board - Google Patents
Production method of high-strength thermal-insulation board Download PDFInfo
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- CN105019562A CN105019562A CN201510287441.9A CN201510287441A CN105019562A CN 105019562 A CN105019562 A CN 105019562A CN 201510287441 A CN201510287441 A CN 201510287441A CN 105019562 A CN105019562 A CN 105019562A
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Abstract
The invention relates to a high-strength thermal-insulation board. The high-strength thermal-insulation board is of a sandwich structure. A middle layer is formed by framework support material and refractory fiber material. Gaps of the framework support material are filled with the refractory fiber material in order to form the structure of the middle layer adopting the framework support material as a framework and having continuous distribution of the refractory fiber material. Two sides of the middle layer are provided with fiber protection layers, outer layers of which are provided with anti-radiation layers. The production method of the high-strength thermal-insulation board has following beneficial effects: the problem that conventional aluminum silicate thermal-insulation material has poor strength and thermal shock resistance at high temperature is solved so that heat efficiency of a cement rotary kiln is improved, energy is saved and manufacturing cost is decreased.
Description
Technical field
The present invention relates to heat insulating material applied technical field, be specifically related to a kind of high-strength alumina silicate insulating board and production method thereof.
Background technology
Flourish along with China's cement building material industry, wet-process rotary kiln dry-process rotory kiln production line till now was again developed into by former vertical furnace, the technical level of manufacture of cement has had significant progress, at current domestic cement drying production line, a cylinder of rotary kiln heat-insulation and heat-preservation difficult problem is not yet effectively solved, cause a large amount of heat energy dissipation, improve cost of production.Although insulating product is of a great variety at present, but the heat insulating material reaching cement production process requirement is less, this is because cement drying production line rotary kiln span is large, impacting the existing mechanical force of cylindrical shell in rotary course has again thermal shock to impact, and traditional heat insulating material for external is difficult to adapt to high-temp and high-strength operating condition.Current domestic insulating product all has certain heat insulation and preservation effect, but under the powerful dynamic pressure running into refractory brick in rotary kiln cylindrical shell, causes insulating product distortion, efflorescence, contraction, thus causes loosening of refractory brick, comes off.Affect the normal production of cement producing line, so cannot be applied in the rotary kiln cylindrical shell of cement producing line, for this present situation, the present invention develops a kind of high-strength refractory insulating product, in solution cement production process while heat energy dissipation problem, improve the applied at elevated temperature intensity of fire resistant heat preserving product, ensure to use for a long time under the high temperature conditions.
Summary of the invention
The invention provides a kind of high-strength fireproof heat insulating material being applicable to cement rotary kiln barrel, the use of this heat insulating material solves the problem of intensity difference and thermal shock resistance difference under current traditional alumina silicate heat-barrier material hot conditions, thus improve the thermal efficiency of cement rotary kiln, save the energy, reduce cost of production.
A kind of high-strength heat-insulating plate; it is characterized in that; this high-strength heat-insulating plate is sandwich structure; wherein, intermediate layer is made up of skeletal support material and refractory fibrous material, and refractory fibrous material is filled in the space of skeletal support material; forming skeletal support material is skeleton; the interlayer structure of refractory fibrous material continuous distributed, both sides, intermediate layer are provided with fibrous protective layer, and fibrous protective layer skin is provided with radiation protective layer.
Wherein, described skeletal support material is the three-dimensional cellular structure comprising multiple grid, grid can be one or more in triangle, quadrangle, pentagon or hexagon, and the thickness of skeletal support material is 10-40mm, and the length of side of each grid is 2-6mm.
Described skeletal support Material texture is selected from the one in 304 stainless steels, 302 stainless steels, Q235 or Ar13.
Described refractory fibrous material is that high density alumina silicate fibre, high density aluminum oxide fiber, high density are containing one or more in zirconium fiber.
Described fibrous protective layer is aluminum silicate fiber paper or the fiberboard of thickness 1-3mm.
Described radiation protective layer is alloy foil or the fiber reinforcement aluminum foil composite of thickness 0.1-0.5mm.
Preparation method's step of above-mentioned high-strength heat-insulating plate is as follows:
(1) refractory fibre is put into water, add appropriate prodan, raw material, water and prodan are placed in agitation tank, stir and be uniformly dispersed after 10-30 minute;
(2) skeletal support material is placed in the metal tray of mesh, metal tray is put into agitation tank, connect vacuum pipe, the refractory fibre in adsorptive liquid, until refractory fibre covers full whole backing material, stop vacuumizing;
(3) pallet is taken out in agitation tank, turn to wood composite pallet, be placed on baking rack, the semiproduct on baking rack are pushed drying room, under 110-300 DEG C of condition, dry 10-24 hour;
(4) from baking rack, the semiproduct of drying are carried out scraping trimming, the semiproduct positive and negative processed is pasted, fibrous paper and aluminium film, be placed on stickup in wooden rack and close stable, packaging.
Design of material is combined with smart structural design by the technical solution used in the present invention, from high density alumina silicate fibre, high density aluminum oxide fiber, high density selects one or more complex fiber materials containing in zirconium fiber, these high-density fiber materials have the refractory temperature higher than traditional fibre, can use in higher than the temperature environment of 1300 DEG C for a long time, coefficient of thermal conductivity is lower than 0.15W/ (m.k) (1200 DEG C), conventional vacuum heat-barrier material is all better than from fire resistance or heat-proof quality, in addition, after fibrous material selected by the present invention is compounded with toughen and intensify ceramic fibre, mechanical strength significantly improves, can at high temperature keep good mechanical property.
The preparation method that the present invention adopts solves the technical barrier of filling refractory fibrous material in fine cells shape skeletal support material, utilize chemical method to improve the uniformity of refractory material filling better, ensure that intensity and the refractory heat-insulating uniformity of intermediate layer material.
From structure design angle, the present invention takes full advantage of MULTILAYER COMPOSITE and strengthens principle, be provided with at fibrous material Internal success and strengthen support frame material, this support frame material has netted honeycomb structure, can be good at supporting fibrous material, and there is certain global shape stability, must solve the not good technical barrier of refractory material rigidity very well, and in use also convenient according to repair and replacement etc., substantially increase kiln installation effectiveness, reduce kiln insulation layer maintenance cost.
The present invention arranges aluminum silicate fiber paper respectively on high-density fiber layer surface or fiberboard prevents refractory brick from directly contacting with skeletal support material on the one hand; thus cause focus to conduct; affect effect of heat insulation, on the other hand protection high-density fiber layer, prevent it from coming off or impaired.Outermost layer arranges alloy foil or fiber composite aluminium alloys strengthens paper tinsel, and partial heat, in stop heat radiation, is reflected back kiln hot-zone by object, improves heat insulation effect.The aluminium foil that preferred employing ceramic fibre strengthens is as radiating layer, and its resistance to elevated temperatures is excellent, and intensity is higher, not cracky, and the compatibility with internal fiber material, has splendid result of use.
Accompanying drawing explanation
Fig. 1 is high-strength heat-insulating plate cross sectional representation;
Fig. 2 is high-strength heat-insulating intralamellar part hexagonal mesh skeletal support material schematic diagram
Wherein, Fig. 1 plants Reference numeral 1 for refractory fibrous material, and 2 is skeletal support material, and 3 is fibrous protective layer, and 4 is radiation protective layer.
Detailed description of the invention
A kind of high-strength heat-insulating plate; it is characterized in that; this high-strength heat-insulating plate is sandwich structure; wherein; intermediate layer is made up of skeletal support material (2) and refractory fibrous material (1); both sides, intermediate layer are provided with fibrous protective layer (3), and fibrous protective layer skin is provided with radiation protective layer (4).Wherein, described skeletal support material (2) is for comprising the three-dimensional cellular structure of multiple grid, grid can be the one in triangle, quadrangle, pentagon or hexagon, and the thickness of skeletal support material is 10-40mm, and the length of side of each grid is 2-5mm.Described skeletal support material (2) material is selected from the one in 304 stainless steels, 302 stainless steels, Q235 or Ar13.Described refractory fibrous material (1) is high density alumina silicate fibre, high density aluminum oxide fiber, high density be containing one or more in zirconium fiber.The aluminum silicate fiber paper that described fibrous protective layer (3) is thickness 1-3mm or fiberboard.The alloy foil that described radiation protective layer (4) is thickness 0.1-0.5mm or fiber reinforcement aluminum foil composite.
Preparation method's step of above-mentioned high-strength heat-insulating plate is as follows:
(1) refractory fibre is put into water, add appropriate prodan, raw material, water and prodan are placed in agitation tank, stir and be uniformly dispersed after 10-30 minute;
(2) skeletal support material is placed in the metal tray of mesh, metal tray is put into agitation tank, connect vacuum pipe, the refractory fibre in adsorptive liquid, until refractory fibre covers full whole backing material, stop vacuumizing;
(3) pallet is taken out in agitation tank, turn to wood composite pallet, be placed on baking rack, the semiproduct on baking rack are pushed drying room, under 110-300 DEG C of condition, dry 10-24 hour;
(4) from baking rack, the semiproduct of drying are carried out scraping trimming, the semiproduct positive and negative processed is pasted, fibrous paper and aluminium film, be placed on stickup in wooden rack and close stable, packaging.
Embodiment 1
Fire-resistant alumina silicate fibre is put into water, the weight ratio of refractory fibre and water is 1:5, then the prodan of 1% weight portion is added, by raw material, water and prodan are placed in agitation tank, stir and be uniformly dispersed after 20 minutes, hexagonal mesh stainless steel 304 skeletal support material is placed in the metal tray of mesh, metal tray is put into agitation tank, connect vacuum pipe, refractory fibre in adsorptive liquid, until refractory fibre covers full whole backing material, stopping vacuumizes, pallet is taken out in agitation tank, turn to wood composite pallet, be placed on baking rack, semiproduct on baking rack are pushed drying room, dry 20 hours under 150 DEG C of conditions, from baking rack, the semiproduct of drying are carried out scraping trimming, the semiproduct positive and negative processed is pasted, fibrous paper and aluminium film, be placed on stickup conjunction in wooden rack and be up to the standards after stablizing, end product packaging is dispatched from the factory.
Embodiment 2
Fire-resistant alumina fibre is put into water, the weight ratio of refractory fibre and water is 1:8, then the prodan of 2% weight portion is added, by raw material, water and prodan are placed in agitation tank, stir and be uniformly dispersed after 30 minutes, pentagon grid stainless steel 304 skeletal support material is placed in the metal tray of mesh, metal tray is put into agitation tank, connect vacuum pipe, refractory fibre in adsorptive liquid, until refractory fibre covers full whole backing material, stopping vacuumizes, pallet is taken out in agitation tank, turn to wood composite pallet, be placed on baking rack, semiproduct on baking rack are pushed drying room, dry 15 hours under 200 DEG C of conditions, from baking rack, the semiproduct of drying are carried out scraping trimming, the semiproduct positive and negative processed is pasted, fibrous paper and aluminium film, be placed on stickup conjunction in wooden rack and be up to the standards after stablizing, end product packaging is dispatched from the factory.
Embodiment 3
Aluminium oxide-zirconium oxide composite fire fiber is put into water, the weight ratio of refractory fibre and water is 1:3, then the prodan of 4% weight portion is added, by raw material, water and prodan are placed in agitation tank, stir and be uniformly dispersed after 40 minutes, pentagon grid stainless steel 304 skeletal support material is placed in the metal tray of mesh, metal tray is put into agitation tank, connect vacuum pipe, refractory fibre in adsorptive liquid, until refractory fibre covers full whole backing material, stopping vacuumizes, pallet is taken out in agitation tank, turn to wood composite pallet, be placed on baking rack, semiproduct on baking rack are pushed drying room, dry 12 hours under 250 DEG C of conditions, from baking rack, the semiproduct of drying are carried out scraping trimming, the semiproduct positive and negative processed is pasted, fibrous paper and aluminium film, be placed on stickup conjunction in wooden rack and be up to the standards after stablizing, end product packaging is dispatched from the factory.
Claims (6)
1. a high-strength heat-insulating plate, it is characterized in that, this high-strength heat-insulating plate is sandwich structure, intermediate layer is made up of skeletal support material and refractory fibrous material, refractory fibrous material is filled in the space of skeletal support material, forms the interlayer structure that skeletal support material is skeleton, refractory fibrous material continuous distributed, both sides, intermediate layer are provided with fibrous protective layer, and fibrous protective layer skin is provided with radiation protective layer; Wherein, described skeletal support material is the three-dimensional cellular structure comprising multiple grid, grid can be one or more in triangle, quadrangle, pentagon or hexagon, and the thickness of skeletal support material is 10-40mm, and the length of side of each grid is 2-6mm.
2. a kind of high-strength heat-insulating plate according to claim 1, is characterized in that, described skeletal support Material texture is selected from the one in 304 stainless steels, 302 stainless steels, Q235 or Ar13.
3. a kind of high-strength heat-insulating plate according to claim 1, is characterized in that, described refractory fibrous material is that high density alumina silicate fibre, high density aluminum oxide fiber, high density are containing one or more in zirconium fiber.
4. a kind of high-strength heat-insulating plate according to claim 1, is characterized in that, described fibrous protective layer is aluminum silicate fiber paper or the fiberboard of thickness 1-3mm.
5. a kind of high-strength heat-insulating plate according to claim 1, is characterized in that, described radiation protective layer is alloy foil or the fiber reinforcement aluminum foil composite of thickness 0.1-0.5mm.
6. a preparation method for the high-strength heat-insulating plate as described in any one of claim 1-5, is characterized in that comprising the steps:
(1) refractory fibre is put into water, add appropriate prodan, raw material, water and prodan are placed in agitation tank, stir and be uniformly dispersed after 10-30 minute;
(2) skeletal support material is placed in the metal tray of mesh, metal tray is put into agitation tank, connect vacuum pipe, the refractory fibre in adsorptive liquid, until refractory fibre covers full whole backing material, stop vacuumizing;
(3) pallet is taken out in agitation tank, turn to wood composite pallet, be placed on baking rack, the semiproduct on baking rack are pushed drying room, under 110-300 DEG C of condition, dry 10-24 hour;
(4) from baking rack, the semiproduct of drying are carried out scraping trimming, the semiproduct positive and negative processed is pasted, fibrous paper and aluminium film, be placed on stickup in wooden rack and close stable, packaging.
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| CN201510287441.9A CN105019562A (en) | 2015-05-29 | 2015-05-29 | Production method of high-strength thermal-insulation board |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105499787A (en) * | 2016-01-27 | 2016-04-20 | 机械科学研究院哈尔滨焊接研究所 | Strip electro-slag welding heat-insulation plate |
| CN108487489A (en) * | 2018-06-19 | 2018-09-04 | 吴江市金搏保温材料厂(普通合伙) | A kind of composite insulation boards |
| CN111516349A (en) * | 2020-04-03 | 2020-08-11 | 巩义市泛锐熠辉复合材料有限公司 | Heat-insulation type sandwich carriage plate and preparation method thereof |
| CN112267614A (en) * | 2020-10-21 | 2021-01-26 | 东台市圣德尔耐热材料有限公司 | High-performance refractory brick and preparation method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4651487A (en) * | 1984-09-04 | 1987-03-24 | Plibrico Japan Co., Ltd. | Wear-resistant refractory lining anchor |
| JPH02128832A (en) * | 1988-11-09 | 1990-05-17 | Showa Aircraft Ind Co Ltd | Honeycomb structure |
| JPH11343682A (en) * | 1998-06-01 | 1999-12-14 | Nippon Light Metal Co Ltd | Fire resisting sandwitch panel |
| CN2375445Y (en) * | 1999-01-26 | 2000-04-26 | 王增芳 | Multi-functional honeycomb composite board |
| CN102337598A (en) * | 2010-07-29 | 2012-02-01 | 王德福 | Vacuum suction filter forming process for aluminum silicate refractory fibers |
| CN203093201U (en) * | 2012-12-21 | 2013-07-31 | 青岛国创能源科技有限公司 | Honeycomb base body vacuum insulation board |
| CN104290372A (en) * | 2014-07-25 | 2015-01-21 | 北京化工大学 | Continuous-fiber reinforced thermoplastic polymer temperature-adjusting plate |
| CN204313651U (en) * | 2014-12-03 | 2015-05-06 | 济南大学 | A kind of kiln silico-calcium/aluminum foil composite heat insulation board |
-
2015
- 2015-05-29 CN CN201510287441.9A patent/CN105019562A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4651487A (en) * | 1984-09-04 | 1987-03-24 | Plibrico Japan Co., Ltd. | Wear-resistant refractory lining anchor |
| JPH02128832A (en) * | 1988-11-09 | 1990-05-17 | Showa Aircraft Ind Co Ltd | Honeycomb structure |
| JPH11343682A (en) * | 1998-06-01 | 1999-12-14 | Nippon Light Metal Co Ltd | Fire resisting sandwitch panel |
| CN2375445Y (en) * | 1999-01-26 | 2000-04-26 | 王增芳 | Multi-functional honeycomb composite board |
| CN102337598A (en) * | 2010-07-29 | 2012-02-01 | 王德福 | Vacuum suction filter forming process for aluminum silicate refractory fibers |
| CN203093201U (en) * | 2012-12-21 | 2013-07-31 | 青岛国创能源科技有限公司 | Honeycomb base body vacuum insulation board |
| CN104290372A (en) * | 2014-07-25 | 2015-01-21 | 北京化工大学 | Continuous-fiber reinforced thermoplastic polymer temperature-adjusting plate |
| CN204313651U (en) * | 2014-12-03 | 2015-05-06 | 济南大学 | A kind of kiln silico-calcium/aluminum foil composite heat insulation board |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105499787A (en) * | 2016-01-27 | 2016-04-20 | 机械科学研究院哈尔滨焊接研究所 | Strip electro-slag welding heat-insulation plate |
| CN108487489A (en) * | 2018-06-19 | 2018-09-04 | 吴江市金搏保温材料厂(普通合伙) | A kind of composite insulation boards |
| CN111516349A (en) * | 2020-04-03 | 2020-08-11 | 巩义市泛锐熠辉复合材料有限公司 | Heat-insulation type sandwich carriage plate and preparation method thereof |
| CN112267614A (en) * | 2020-10-21 | 2021-01-26 | 东台市圣德尔耐热材料有限公司 | High-performance refractory brick and preparation method thereof |
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Application publication date: 20151104 |
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