CN104478366A - Rigid thermal insulation composite board and preparation method thereof - Google Patents
Rigid thermal insulation composite board and preparation method thereof Download PDFInfo
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- CN104478366A CN104478366A CN201410829894.5A CN201410829894A CN104478366A CN 104478366 A CN104478366 A CN 104478366A CN 201410829894 A CN201410829894 A CN 201410829894A CN 104478366 A CN104478366 A CN 104478366A
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- metal mesh
- mesh sheet
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- preserving composite
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- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The invention provides a rigid thermal insulation composite board which comprises the following raw materials in parts by weight: 200-150 parts of 32.5-62.5R portland cement, 75-100 parts of slags, 37.5-50 parts of fibers, 150-200 parts of carbon dust, 75-100 parts of yellow sand, 20-30 parts of water reducing agents, 2.25-3 parts of latex powder, 5.68-12 parts of metal meshes, 90-120 parts of water, 11.9-15.2 parts of polystyrene boards and 79.6-150 parts of rock wool boards. The rigid thermal insulation composite board can be expanded into three forms, is high in bending strength, has same service life with a building, is capable of preventing fire and achieving the thermal insulation effect and is suitable for the external thermal insulation forms such as external wall thermal insulation and roof thermal insulation as being integrally cast with the external wall concrete.
Description
Technical field
The present invention relates to building material technical field, especially relate to rigidity heat-preserving composite board and preparation method thereof.
Background technology
The Insulation of construction wall conventional at present, generally smear certain thickness thermal insulation mortar or plug-in warming plate at ordinary masonry exterior wall, but this way construction is loaded down with trivial details, long construction period, cost are high, and metope is easy to crack, seepage, has a strong impact on the heat insulation effect of buildings.And energy-saving heat preserving exterior wall exist heat bridge problem, heat is scattered and disappeared by heat bridge, adds the insulation energy consumption of buildings, safety performance can not with building the same longevity.
Summary of the invention
For the problems referred to above that prior art exists, the applicant provides rigidity heat-preserving composite board and preparation method thereof.This plate can expand to three kinds of warming plate forms, High anti bending strength, can the life-span same with buildings, and can prevent fires, and can reach heat insulation effect again, build shaping in construction together with exterior wall concrete, be applicable to the Surgery therapy such as exterior-wall heat insulation, roof heat insulation form.
Technical scheme of the present invention is as follows:
The applicant provides a kind of rigidity heat-preserving composite board, is made up of the starting material of following parts by weight:
32.5R ~ 62.5R silicate cement 200 ~ 150 parts; 75 ~ 100 parts, slag; Fiber 37.5 ~ 50 parts; Carbon ash 150 ~ 200 parts; Yellow ground 75 ~ 100 parts; Water reducer 20 ~ 30 parts; Latex powder 2.25 ~ 3 parts; Metal mesh sheet 5.68 ~ 12 parts; Water: 90 ~ 120 parts; Polystyrene plate 11.9 ~ 15.2 parts; Rock cotton board 79.6 ~ 150 parts;
The grid of described metal mesh sheet or mesh size are 12.7mm × 12.7mm; Described polystyrene plate and rock cotton board at least select one.
The applicant additionally provides a kind of preparation method of rigidity heat-preserving composite board, specific as follows:
(1) metal mesh sheet is laid in the polystyrene plate coating binding agent or rock cotton board and fixes, now have the distance of 1 ~ 2mm i.e. adhesive thickness between metal mesh sheet and styrofoam or rock cotton board, obtain the work in-process of rigidity heat-preserving composite board;
(2) work in-process that step (1) obtains are put into the centre of mould, after all the other raw materials are mixed, on the work in-process extruding, be poured onto mould and surrounding, shake fixed-type, again through vapor cure, natural air drying, obtain rigidity heat-preserving composite board finished product.
The applicant provides the preparation method of another kind of rigidity heat-preserving composite board, specific as follows:
(1) by the raw material mixing except metal mesh sheet, obtain being incubated mixing material; Wherein polystyrene plate and/or rock cotton board are ground into particulate state in advance;
(2) metal mesh sheet is laid in mould, the insulation mixing material that step (1) obtains is poured onto on metal mesh sheet, make it to become to be integrated with metal mesh sheet, then layer of metal mesh sheet is put again above, fixing vibrating forming, obtains rigidity heat-preserving composite board through vapor cure, natural air drying.
The thickness of upper and lower double layer of metal mesh sheet layer is 0.5 ~ 1cm.When constructing in southern area, the thickness of the insulation mixing material between upper and lower double layer of metal mesh sheet layer is 3 ~ 5cm; When northern area is constructed, the thickness of the insulation mixing material between upper and lower double layer of metal mesh sheet layer is 8 ~ 10cm.
Described fiber is agriculture and industry waste.Further, described fiber is wheat straw bar, flyash, corn stalk, straw straw.
The technique effect that the present invention is useful is:
The present invention uses A level fire prevention raw material to make, firm and heat-insulating property is strong, and the present invention is used in particular for heat bridge position, shear wall, substitutes concrete exterior wall template, concrete placings and warming plate single sintering, save timber, effectively reduce building cost, and do not seep water, fire prevention, do not shrink, quality with building life integration, can meet cold district and resist cold freeze proof major objective.
The present invention's raw material used is cheap, be easy to get.Wherein fiber is agriculture and industry waste, as wheat stalk, and flyash, corn stalk etc.; Carbon ash is light thermal-insulating material, and logical technology proportioning, hardness is high, and resistivity against fire is strong.Metal mesh sheet and functional materials for building, improve hardness, resistance to cleavage is good.Water reducer is a kind of mixing the reinforcement of concrete additive, can significantly improve mixture intensity, reduces mixing water amount and cement consumption.
For the situation of all parts of the country, have two kinds of thickness to select, two kinds of different features meet different thermal requirements:
(1) north cold area, no matter be skeleton construction or shear wall structure, all can use rigidity heat-preserving composite board of the present invention at exterior wall, substitutes wooden form (exempting to tear open), during concrete placings, connects into entirety with Surgery therapy, the life-span same with buildings.Energy conservation standard exceedes national regulation, and thermal conductivity is 0.02 ~ 0.06W/ (MK).Its innovative point is that surfacing is in a model, detects, solidify with lagging material according to standard GB/T/T10294 method, is mixed into one extrusion molding, then by vapor cure, stacking of delivering from godown.
(2) southern area, by starting material mixing and stirring, compacting insulation finished product, as bed course, and then bed course both sides are put into metal mesh sheet and are fixed, and all has strict ratio requirement by material composition.Thermal conductivity is 0.07-0.09W/ (MK).
The present invention can reach national high-level power conservation requirement, saves a large amount of timber, fills up domestic and international blank.Energy-saving and emission-reduction rigidity heat-preserving composite board object is to reduce labor force, is made into this locality, and without obnoxious flavour volatilization, can reach fire-retardant, anti-leakage, the function such as do not ftracture.Easy construction, the reduction of erection time, saves a large amount of Nonrenewable resources.
Accompanying drawing explanation
Fig. 1 is the cross section structure schematic diagram of the first rigidity heat-preserving composite board prepared by embodiment 1;
Fig. 2 is the cross section structure schematic diagram of the second rigidity heat-preserving composite board prepared by embodiment 2;
Fig. 3 is the cross section structure schematic diagram of the third rigidity heat-preserving composite board prepared by embodiment 3.
Embodiment
Below in conjunction with accompanying drawing, provide 3 embodiments, the structure of three kinds of rigidity heat-preserving composite boards provided by the invention is described respectively.In embodiment, the performance index of metal mesh sheet used are as shown in table 1.
Table 1
| Project | Unit | Performance index | Reference standard |
| String diameter | mm | 0.9±0.04 | |
| Mesh size | mm | 12.7×12.7 | QB/T3897 |
| Solder joint stretching resistance | N | 765 |
Embodiment 1
A kind of rigidity heat-preserving composite board, as shown in Figure 1, its raw material weight used is in table 2, and unit is kg/m
3.Concrete preparation method is as follows:
(1) metal mesh sheet is laid on the polystyrene plate coating binding agent (commercially available binding agent for building) and fixes, now there is the distance of 1 ~ 2mm i.e. adhesive thickness between metal mesh sheet and styrofoam or rock cotton board, obtain the work in-process of rigidity heat-preserving composite board;
(2) work in-process that step (1) obtains are put into the centre of mould, after all the other raw materials are mixed, on the work in-process extruding, be poured onto mould and surrounding, shake fixed-type, again through vapor cure, natural air drying, obtain rigidity heat-preserving composite board finished product.
Embodiment 2
The rigidity heat-preserving composite board that southern area uses, as shown in Figure 2, its raw material weight used is in table 2, and unit is kg/m
3.Concrete preparation method is as follows:
(1) by the raw material mixing except metal mesh sheet, obtain being incubated mixing material; Wherein polystyrene plate need be ground into particulate state in advance;
(2) metal mesh sheet is laid in mould, the insulation mixing material that step (1) obtains is poured onto on metal mesh sheet, make it to become to be integrated with metal mesh sheet, then layer of metal mesh sheet is put again above, fixing vibrating forming, obtains rigidity heat-preserving composite board through vapor cure, natural air drying.
Wherein the thickness of double layer of metal mesh sheet layer is 0.5 ~ 1cm up and down, and the thickness of the insulation mixing material between upper and lower double layer of metal mesh sheet layer is 3 ~ 5cm.The thermal conductivity of the rigidity heat-preserving composite board that the southern area prepared is used is 0.08W/ (MK).
Embodiment 3
The rigidity heat-preserving composite board that northern area uses, as shown in Figure 3, its raw material weight used is in table 2, and unit is kg/m
3.Concrete preparation method is as follows:
(1) by the raw material mixing except metal mesh sheet, obtain being incubated mixing material; Wherein rock cotton board need be ground into particulate state in advance;
(2) metal mesh sheet is laid in mould, the insulation mixing material that step (1) obtains is poured onto on metal mesh sheet, make it to become to be integrated with metal mesh sheet, then layer of metal mesh sheet is put again above, fixing vibrating forming, obtains rigidity heat-preserving composite board through vapor cure, natural air drying.
Wherein the thickness of double layer of metal mesh sheet layer is 0.5 ~ 1cm up and down, and the thickness of the insulation mixing material between upper and lower double layer of metal mesh sheet layer is 8 ~ 9cm.The thermal conductivity of the rigidity heat-preserving composite board that the northern area prepared is used is 0.06W/ (MK).
Embodiment 4
The rigidity heat-preserving composite board that northern area uses, as shown in Figure 3, its raw material weight used is in table 2, and unit is kg/m
3.Concrete preparation method is as follows:
(1) by the raw material mixing except metal mesh sheet, obtain being incubated mixing material; Wherein rock cotton board need be ground into particulate state in advance;
(2) metal mesh sheet is laid in mould, the insulation mixing material that step (1) obtains is poured onto on metal mesh sheet, make it to become to be integrated with metal mesh sheet, then layer of metal mesh sheet is put again above, fixing vibrating forming, obtains rigidity heat-preserving composite board through vapor cure, natural air drying.
Wherein the thickness of double layer of metal mesh sheet layer is 0.5 ~ 1cm up and down, and the thickness of the insulation mixing material between upper and lower double layer of metal mesh sheet layer is 9 ~ 10cm.The thermal conductivity of the rigidity heat-preserving composite board that the northern area prepared is used is 0.03W/ (MK).
Table 2
Claims (7)
1. a rigidity heat-preserving composite board, is characterized in that being made up of the starting material of following parts by weight:
32.5R ~ 62.5R silicate cement 200 ~ 150 parts; 75 ~ 100 parts, slag; Fiber 37.5 ~ 50 parts; Carbon ash 150 ~ 200 parts; Yellow ground 75 ~ 100 parts; Water reducer 20 ~ 30 parts; Latex powder 2.25 ~ 3 parts; Metal mesh sheet 5.68 ~ 12 parts; Water: 90 ~ 120 parts; Polystyrene plate 11.9 ~ 15.2 parts; Rock cotton board 79.6 ~ 150 parts;
The grid of described metal mesh sheet or mesh size are 12.7mm × 12.7mm; Described polystyrene plate and rock cotton board at least select one.
2. a rigidity heat-preserving composite board according to claim 1, is characterized in that preparation method is as follows:
(1) metal mesh sheet is laid in the polystyrene plate coating binding agent or rock cotton board and fixes, now have the distance of 1 ~ 2mm i.e. adhesive thickness between metal mesh sheet and styrofoam or rock cotton board, obtain the work in-process of rigidity heat-preserving composite board;
(2) work in-process that step (1) obtains are put into the centre of mould, after all the other raw materials are mixed, on the work in-process extruding, be poured onto mould and surrounding, shake fixed-type, again through vapor cure, natural air drying, obtain rigidity heat-preserving composite board finished product.
3. a rigidity heat-preserving composite board according to claim 1, is characterized in that preparation method is as follows:
(1) by the raw material mixing except metal mesh sheet, obtain being incubated mixing material; Wherein polystyrene plate and/or rock cotton board are ground into particulate state in advance;
(2) metal mesh sheet is laid in mould, the insulation mixing material that step (1) obtains is poured onto on metal mesh sheet, make it to become to be integrated with metal mesh sheet, then layer of metal mesh sheet is put again above, fixing vibrating forming, obtains rigidity heat-preserving composite board through vapor cure, natural air drying.
4. rigidity heat-preserving composite board according to claim 3, is characterized in that the thickness of upper and lower double layer of metal mesh sheet layer is 0.5 ~ 1cm.
5. rigidity heat-preserving composite board according to claim 3, is characterized in that: when constructing in southern area, and the thickness of the insulation mixing material between upper and lower double layer of metal mesh sheet layer is 3 ~ 5cm; When northern area is constructed, the thickness of the insulation mixing material between upper and lower double layer of metal mesh sheet layer is 8 ~ 10cm.
6. rigidity heat-preserving composite board according to claims 1 to 3, is characterized in that described fiber is agriculture and industry waste.
7. rigidity heat-preserving composite board according to claims 1 to 3, is characterized in that described fiber is wheat straw bar, flyash, corn stalk, straw straw.
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| CN201410829894.5A CN104478366B (en) | 2014-12-26 | 2014-12-26 | Rigidity heat-preserving composite board and preparation method thereof |
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| CN201410829894.5A CN104478366B (en) | 2014-12-26 | 2014-12-26 | Rigidity heat-preserving composite board and preparation method thereof |
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| CN104478366B CN104478366B (en) | 2016-06-29 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106830784A (en) * | 2016-12-30 | 2017-06-13 | 安徽华普环境修复材料科技有限公司 | A kind of building exterior wall heat preserving sheet material |
| CN106988499A (en) * | 2017-05-23 | 2017-07-28 | 河北天森建工集团有限公司 | A kind of heat insulation plate for building |
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| FR2698898A1 (en) * | 1992-12-04 | 1994-06-10 | Phenix Cie Const Internale | A method of constructing a building constructed according to this method. |
| CN2711284Y (en) * | 2004-06-11 | 2005-07-20 | 邓国辉 | Composite and thermal-insulation plate |
| CN101100887A (en) * | 2007-06-01 | 2008-01-09 | 广州市天座企业发展有限公司 | Method for manufacturing light concrete composite wall plate, building plate and road sound barrier plate |
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2014
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| FR2698898A1 (en) * | 1992-12-04 | 1994-06-10 | Phenix Cie Const Internale | A method of constructing a building constructed according to this method. |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106830784A (en) * | 2016-12-30 | 2017-06-13 | 安徽华普环境修复材料科技有限公司 | A kind of building exterior wall heat preserving sheet material |
| CN106988499A (en) * | 2017-05-23 | 2017-07-28 | 河北天森建工集团有限公司 | A kind of heat insulation plate for building |
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| CN104478366B (en) | 2016-06-29 |
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