CN117145196A - Cement gypsum composite self-heat-insulation formwork with decorative surface layer and wall body - Google Patents
Cement gypsum composite self-heat-insulation formwork with decorative surface layer and wall body Download PDFInfo
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- CN117145196A CN117145196A CN202311133443.3A CN202311133443A CN117145196A CN 117145196 A CN117145196 A CN 117145196A CN 202311133443 A CN202311133443 A CN 202311133443A CN 117145196 A CN117145196 A CN 117145196A
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- 239000002344 surface layer Substances 0.000 title claims abstract description 83
- 239000010440 gypsum Substances 0.000 title claims abstract description 76
- 229910052602 gypsum Inorganic materials 0.000 title claims abstract description 76
- 239000004568 cement Substances 0.000 title claims abstract description 73
- 238000009415 formwork Methods 0.000 title claims abstract description 41
- 238000009413 insulation Methods 0.000 title claims abstract description 35
- 239000002131 composite material Substances 0.000 title claims abstract description 25
- 239000010410 layer Substances 0.000 claims abstract description 160
- 238000004321 preservation Methods 0.000 claims abstract description 69
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 27
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 239000002994 raw material Substances 0.000 claims description 78
- 238000002360 preparation method Methods 0.000 claims description 74
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 68
- 239000003638 chemical reducing agent Substances 0.000 claims description 44
- 239000000843 powder Substances 0.000 claims description 36
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 30
- 239000000835 fiber Substances 0.000 claims description 20
- 239000010881 fly ash Substances 0.000 claims description 18
- 239000002245 particle Substances 0.000 claims description 13
- 229920006389 polyphenyl polymer Polymers 0.000 claims description 13
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 12
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 12
- 229920003086 cellulose ether Polymers 0.000 claims description 12
- 239000006260 foam Substances 0.000 claims description 12
- 239000004088 foaming agent Substances 0.000 claims description 12
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 12
- 239000002893 slag Substances 0.000 claims description 12
- 239000003381 stabilizer Substances 0.000 claims description 12
- 239000004575 stone Substances 0.000 claims description 12
- 239000005995 Aluminium silicate Substances 0.000 claims description 6
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 6
- 239000006004 Quartz sand Substances 0.000 claims description 6
- 239000012790 adhesive layer Substances 0.000 claims description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 6
- 235000012211 aluminium silicate Nutrition 0.000 claims description 6
- 229910052791 calcium Inorganic materials 0.000 claims description 6
- 239000011575 calcium Substances 0.000 claims description 6
- 229920002678 cellulose Polymers 0.000 claims description 6
- 239000001913 cellulose Substances 0.000 claims description 6
- 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 6
- 229920000609 methyl cellulose Polymers 0.000 claims description 6
- 239000001923 methylcellulose Substances 0.000 claims description 6
- 235000010981 methylcellulose Nutrition 0.000 claims description 6
- 239000010451 perlite Substances 0.000 claims description 6
- 235000019362 perlite Nutrition 0.000 claims description 6
- 239000001023 inorganic pigment Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 15
- 239000011248 coating agent Substances 0.000 abstract description 5
- 238000000576 coating method Methods 0.000 abstract description 5
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 abstract description 3
- 239000003063 flame retardant Substances 0.000 abstract description 3
- 238000004904 shortening Methods 0.000 abstract description 3
- 238000003756 stirring Methods 0.000 description 45
- 238000009416 shuttering Methods 0.000 description 21
- 239000000203 mixture Substances 0.000 description 16
- 239000000377 silicon dioxide Substances 0.000 description 12
- 230000000694 effects Effects 0.000 description 9
- 239000000463 material Substances 0.000 description 5
- 239000012258 stirred mixture Substances 0.000 description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 3
- 235000010215 titanium dioxide Nutrition 0.000 description 3
- 229920002748 Basalt fiber Polymers 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- QQGISFDJEJMKIL-JAIQZWGSSA-N (5z)-5-[[3-(hydroxymethyl)thiophen-2-yl]methylidene]-10-methoxy-2,2,4-trimethyl-1h-chromeno[3,4-f]quinolin-9-ol Chemical group C1=CC=2NC(C)(C)C=C(C)C=2C2=C1C=1C(OC)=C(O)C=CC=1O\C2=C/C=1SC=CC=1CO QQGISFDJEJMKIL-JAIQZWGSSA-N 0.000 description 1
- WPJGWJITSIEFRP-UHFFFAOYSA-N 1,3,5-triazine-2,4,6-triamine;hydrate Chemical group O.NC1=NC(N)=NC(N)=N1 WPJGWJITSIEFRP-UHFFFAOYSA-N 0.000 description 1
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G9/00—Forming or shuttering elements for general use
- E04G9/10—Forming or shuttering elements for general use with additional peculiarities such as surface shaping, insulating or heating, permeability to water or air
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B16/00—Use of organic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of organic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B16/04—Macromolecular compounds
- C04B16/08—Macromolecular compounds porous, e.g. expanded polystyrene beads or microballoons
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/14—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/14—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
- C04B28/142—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements containing synthetic or waste calcium sulfate cements
- C04B28/144—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements containing synthetic or waste calcium sulfate cements the synthetic calcium sulfate being a flue gas desulfurization product
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/14—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
- C04B28/16—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements containing anhydrite, e.g. Keene's cement
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/94—Protection against other undesired influences or dangers against fire
- E04B1/941—Building elements specially adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/84—Walls made by casting, pouring, or tamping in situ
- E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G9/00—Forming or shuttering elements for general use
- E04G9/02—Forming boards or similar elements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00612—Uses not provided for elsewhere in C04B2111/00 as one or more layers of a layered structure
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Ceramic Engineering (AREA)
- Civil Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Acoustics & Sound (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Building Environments (AREA)
Abstract
The invention discloses a cement gypsum composite self-heat-insulation formwork with a decorative surface layer and a wall body, comprising an inner formwork and an outer formwork, wherein the inner formwork and the outer formwork can be combined to form a whole shell, the whole shell is arranged in a vertical direction in a penetrating manner and is provided with a hollowed-out structure, and the outer formwork comprises an outer decorative surface layer, an outer heat-insulation layer and a reinforcing layer arranged between the outer decorative surface layer and the outer heat-insulation layer; the inner mould shell comprises a gypsum surface layer, an inner heat preservation layer and a support layer positioned between the gypsum surface layer and the inner heat preservation layer, and when the inner mould shell and the outer mould shell are combined together, the inner heat preservation layer is attached to the outer heat preservation layer. The cement gypsum composite self-heat-insulation formwork with the decorative surface layer is used for building the wall, has the advantages of leveling the outer surface, self-heat insulation and excellent flame retardant property, only needs to perform pointing treatment on the inner wall and the outer wall, does not need to be used for secondary heat insulation and outer wall coating, thereby saving the construction cost, shortening the construction period, being simple and convenient to construct, saving energy and protecting the environment, and being particularly suitable for building houses below rural three-layer buildings.
Description
Technical Field
The invention relates to the technical field of building materials, in particular to a cement gypsum composite self-heat-insulation formwork with a decorative surface layer and a wall body.
Background
Along with the improvement of the living standard of people and the enhancement of environmental protection consciousness, the environment-friendly wall material is more and more favored for building houses, and meanwhile, the national greatly advocates the policies of green environmental protection, energy conservation and emission reduction, and a plurality of heat-preservation and energy-saving wall materials emerge in the building industry.
At present, most of wall materials of passive energy-saving houses need to be subjected to secondary heat preservation, time and labor are wasted, some self-heat-preservation wall materials need to be subjected to external wall decoration or coating, the cost is increased, the construction period is increased, the construction efficiency is low, and meanwhile, the moisture preservation function cannot be realized due to only a single heat preservation effect.
Disclosure of Invention
In view of the above problems, the present invention aims to provide a cement gypsum composite self-heat-insulation formwork with a decorative surface layer, which comprises an inner formwork and an outer formwork, wherein the inner formwork and the outer formwork can be combined to form a whole shell, the whole shell is provided with a hollowed-out structure in a penetrating way in the vertical direction,
the outer mold shell comprises an outer decorative surface layer, an outer heat preservation layer and a reinforcing layer positioned between the outer decorative surface layer and the outer heat preservation layer;
the inner mould shell comprises a gypsum surface layer, an inner heat preservation layer and a support layer positioned between the gypsum surface layer and the inner heat preservation layer,
when the inner mould shell and the outer mould shell are combined, the inner heat-insulating layer is attached to the outer heat-insulating layer.
In the technical scheme of the invention, the inner mould shell and the outer mould shell can be combined to form the whole mould shell (integral shell) when the self-heat-preservation mould shell is manufactured, or the inner mould shell and the outer mould shell are adhered to form the whole mould shell when the self-heat-preservation mould shell is constructed, the integral shell is piled to form a wall body, the hollow structure can be inserted into supporting pieces such as reinforcing steel bars, the hollow structure can be formed by the inner mould shell or the outer mould shell independently, more preferably, the hollow structure is formed by splicing the inner mould shell and the outer mould shell together, for example, the inner mould shell is provided with a semicircular structure, and the outer mould shell is provided with a semicircular structure after the inner mould shell and the outer mould shell are spliced to form a circular hollow structure.
In some embodiments, the whole shell is provided with a hollow structure in a horizontal direction so as to insert supporting pieces such as steel bars.
In some embodiments, the cement gypsum composite self-heat-insulation formwork with the decorative surface layer further comprises an adhesive layer, the inner formwork and the outer formwork are connected and fixed by the adhesive layer, and the inner formwork and the outer formwork can be stably adhered and fixed to form a whole shell.
In some embodiments, the raw materials for preparing the outer finishing layer comprise the following components in parts by weight: 16 to 18 parts of white cement, 2 to 4 parts of anhydrous gypsum, 3 to 5 parts of high alumina cement, 0.1 to 0.2 part of water reducer, 1 to 2 parts of kaolin, 0.1 to 0.2 part of cellulose ether, 50 to 80 parts of quartz sand and 0.5 to 10 parts of inorganic pigment.
In some embodiments, the raw materials for preparing the reinforcing layer comprise the following components in parts by weight: 35-40 parts of cement, 4-6 parts of fly ash, 5-15 parts of slag, 0.1-0.3 part of cellulose ether, 0.1-0.15 part of water reducer, 0.15-0.2 part of redispersible rubber powder and 0.15-0.3 part of short fiber.
In some embodiments, the preparation raw materials of the outer thermal insulation layer comprise the following components in parts by weight: 75-80 parts of cement, 4-6 parts of fly ash, 8-12 parts of stone powder, 5-7 parts of polyphenyl particles, 0.2-0.5 part of short fibers, 0.2-0.5 part of foam stabilizer, 0.15-0.25 part of water reducer and 0.5-10 parts of foaming agent.
In some embodiments, the inner insulation layer is prepared from the following raw materials in parts by weight: 75-80 parts of cement, 4-6 parts of fly ash, 8-12 parts of stone powder, 5-7 parts of polyphenyl particles, 0.2-0.5 part of short fibers, 0.2-0.5 part of foam stabilizer, 0.15-0.25 part of water reducer and 0.5-10 parts of foaming agent.
In some embodiments, the staple fibers may be basalt fibers of 5-8 mm.
In some embodiments, the gypsum surface layer is prepared from the following raw materials in parts by weight: 70-80 parts of natural gypsum, 10-15 parts of heavy calcium powder, 10-15 parts of white cement, 0.15-0.2 part of methyl cellulose, 2-5 parts of polyvinyl alcohol, 0.15-0.2 part of water reducer and 0.15-0.2 part of retarder.
In some embodiments, the preparation raw materials of the supporting layer comprise the following components in parts by weight: 60-70 parts of desulfurized gypsum, 10-15 parts of perlite, 1.5-2 parts of polyvinyl alcohol, 8-10 parts of cement, 8-10 parts of slag powder, 0.15-0.2 part of water reducer and 0.15-0.2 part of retarder.
In some embodiments, the raw materials for preparing the adhesive layer comprise the following components in parts by weight: 75-80 parts of cement, 3-3.5 parts of rubber powder, 2-2.5 parts of cellulose, 2-2.5 parts of water reducer, 12-15 parts of anhydrous gypsum and 8-10 parts of accelerator.
In some embodiments, the staple fibers may be basalt fibers of 5-8 mm.
In some embodiments, the water reducing agent is a melamine water reducing agent.
Correspondingly, the invention also provides a wall body, which is prepared from the cement gypsum composite self-heat-insulation mould shell with the decorative surface layer, and a plurality of self-heat-insulation mould shells are built into the wall body, so that the inner wall and the outer wall are only required to be subjected to pointing treatment, secondary heat insulation is not required, and external wall coating is not required, thereby saving the construction cost and shortening the construction period. The heat preservation and energy conservation are realized, the construction is simple and convenient, and the method is particularly suitable for building houses below rural three-storey buildings.
The invention has the beneficial effects that:
(1) The inner mold shell is provided with the gypsum surface layer, the outer mold shell is provided with the outer decorative surface layer, the coating engineering of the outer wall is omitted, the scraping and leveling engineering of the inner wall is omitted, and therefore construction cost is saved, and construction period is shortened;
(2) The inner mould shell is provided with a gypsum surface layer, and gypsum materials have the function of adjusting indoor air humidity;
(3) The inner mold shell is provided with an inner heat preservation layer, the outer mold shell is provided with an outer heat preservation layer, a wall body with a self-heat preservation effect is formed, and secondary heat preservation is not needed;
(4) The inner heat preservation layer and the outer heat preservation layer are formed by foaming polyphenyl particles and cement, and have good flame retardant effect.
Drawings
FIG. 1 is a schematic view of a cement gypsum composite self-insulating formwork with a facing layer according to the present invention.
FIG. 2 is a schematic view of an internal mold shell according to the present invention.
FIG. 3 is a schematic view of an external form according to the present invention.
Detailed Description
The conception and the technical effects produced by the present invention will be clearly and completely described in conjunction with the embodiments below to fully understand the objects, features and effects of the present invention. It is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-3, the cement gypsum composite self-insulation formwork with a decorative surface layer of the present invention includes an inner formwork 10 and an outer formwork 30, wherein the inner formwork 10 and the outer formwork 30 can be combined to form a whole shell, the whole shell is provided with a hollow structure 50 in a vertical direction, and the outer formwork 30 includes an outer decorative surface layer 31, an outer insulation layer 33 and a reinforcing layer 35 between the outer decorative surface layer 31 and the outer insulation layer 33. The outer finishing layer 31 is used for decoration, is very flat, and does not need to decorate the outer wall, the outer heat-insulating layer 33 has heat-insulating effect, the reinforcing layer 35 is used for supporting, and the strength of the shuttering is improved; the inner mould shell 10 comprises a gypsum surface layer 11, an inner heat preservation layer 13 and a support layer 15 positioned between the gypsum surface layer 11 and the inner heat preservation layer 13, wherein the gypsum surface layer 11 contains gypsum and has a moisturizing effect, the indoor humidity can be adjusted, the inner heat preservation layer 13 has a heat preservation effect, the inner heat preservation layer is matched with the outer heat preservation layer 33 to be positioned in the middle of the strength, the self heat preservation effect is good, the support layer 15 is used as the support effect, and the strength of the mould shell is improved. When the inner shell 10 and the outer shell 30 are joined, the inner heat insulating layer 13 is bonded to the outer heat insulating layer 33.
The self-heat-preservation mould shell of the invention is further described by the following specific examples:
example 1
The cement gypsum composite self-heat-insulation shuttering with decorative surface layer comprises an inner shuttering 10 and an outer shuttering 30, the inner shuttering 10 and the outer shuttering 30 can be combined to form a whole case, and the whole case is provided with a hollow structure 50 in the vertical direction,
the outer mold shell 30 comprises an outer decorative surface layer 31, an outer heat preservation layer 33 and a reinforcing layer 35 positioned between the outer decorative surface layer 31 and the outer heat preservation layer 33;
the inner mould shell 10 comprises a gypsum surface layer 11, an inner heat preservation layer 13 and a support layer 15 positioned between the gypsum surface layer 11 and the inner heat preservation layer 13,
when the inner shell 10 and the outer shell 30 are joined, the inner heat insulating layer 13 is bonded to the outer heat insulating layer 33.
1.1 preparation of an external form:
providing raw materials for preparing the outer finishing layer 31, which comprises the following components in parts by weight: 17 parts of white cement, 3 parts of anhydrous gypsum, 4 parts of high alumina cement, 0.15 part of water reducer, 1.5 parts of kaolin, 0.15 part of cellulose ether, 75 parts of quartz sand and 2 parts of titanium white;
providing preparation raw materials of the reinforcing layer 35, wherein the preparation raw materials comprise the following components in parts by weight: 35 parts of common silica cement, 5 parts of fly ash, 10 parts of slag, 0.3 part of cellulose ether, 0.12 part of water reducer, 0.2 part of redispersible rubber powder and 0.3 part of short fiber;
the preparation raw materials for providing the outer insulating layer 33 comprise the following components in parts by weight: 78 parts of common silica cement, 5 parts of fly ash, 10 parts of stone powder, 6 parts of polyphenyl particles, 0.2 part of short fiber, 0.2 part of foam stabilizer, 0.15 part of water reducer and 4 parts of foaming agent;
after uniformly stirring the preparation raw materials of the outer decorative layer 31, adding water, uniformly stirring, and putting into the bottom of a die to form the outer decorative layer 31;
uniformly stirring the preparation raw materials of the reinforcing layer 35, adding water, uniformly stirring, and putting the mixture on the outer decorative surface layer 31 in a mold to form the reinforcing layer 35;
after the preparation raw materials of the outer heat preservation layer 33 are uniform, adding water and stirring uniformly, and putting the mixture on the reinforcing layer 35 in a die to form the outer heat preservation layer 33;
1.2 the preparation of the inner mould shell is as follows:
the preparation raw materials for providing the gypsum surface layer 11 comprise the following components in parts by weight: 70 parts of natural gypsum, 13 parts of heavy calcium powder, 15 parts of white cement, 0.15 part of methyl cellulose, 2.5 parts of polyvinyl alcohol, 0.2 part of water reducer and 0.15 part of retarder;
providing preparation raw materials of the supporting layer 15, wherein the preparation raw materials comprise the following components in parts by weight: 70 parts of desulfurized gypsum, 10 parts of perlite, 1.5 parts of polyvinyl alcohol, 8 parts of cement, 10 parts of slag powder, 0.15 part of water reducer and 0.2 part of retarder;
providing the preparation raw materials of the inner heat preservation layer 13, which comprises the following components in parts by weight: 78 parts of common silica cement, 5 parts of fly ash, 10 parts of stone powder, 6 parts of polyphenyl particles, 0.2 part of short fiber, 0.2 part of foam stabilizer, 0.15 part of water reducer and 4 parts of foaming agent;
uniformly stirring the preparation raw materials of the gypsum surface layer 11, adding water, uniformly stirring, and putting into the bottom of a die to form the gypsum surface layer 11;
after uniformly stirring the preparation raw materials of the supporting layer 15, adding water, uniformly stirring, and putting the mixture on the gypsum surface layer 11 in a mold to form the supporting layer 15;
after the preparation raw materials of the inner heat preservation layer 13 are uniform, adding water and stirring uniformly, and putting the mixture on the supporting layer 15 in a die to form the inner heat preservation layer 13;
1.3 preparation of the complete Shell
Providing raw materials for preparing a bonding layer, which comprises the following components in parts by weight: 75 parts of cement, 3 parts of rubber powder, 2 parts of cellulose, 2 parts of water reducer, 15 parts of anhydrous gypsum and 8 parts of accelerator, uniformly stirring the preparation raw materials, and adopting a uniformly stirred mixture to bond and fix the inner mould shell 10 and the outer mould shell 30 when construction is performed, so as to prepare the whole shell.
Example 2
The cement gypsum composite self-heat-insulation shuttering with decorative surface layer comprises an inner shuttering 10 and an outer shuttering 30, the inner shuttering 10 and the outer shuttering 30 can be combined to form a whole case, and the whole case is provided with a hollow structure 50 in the vertical direction,
the outer mold shell 30 comprises an outer decorative surface layer 31, an outer heat preservation layer 33 and a reinforcing layer 35 positioned between the outer decorative surface layer 31 and the outer heat preservation layer 33;
the inner mould shell 10 comprises a gypsum surface layer 11, an inner heat preservation layer 13 and a support layer 15 positioned between the gypsum surface layer 11 and the inner heat preservation layer 13,
when the inner shell 10 and the outer shell 30 are joined, the inner heat insulating layer 13 is bonded to the outer heat insulating layer 33.
1.1 preparation of an external form:
providing raw materials for preparing the outer finishing layer 31, which comprises the following components in parts by weight: 16 parts of white cement, 2 parts of anhydrous gypsum, 5 parts of high alumina cement, 0.2 part of water reducer, 1.5 parts of kaolin, 0.1 part of cellulose ether, 60 parts of quartz sand and 4 parts of ferric oxide inorganic pigment;
providing preparation raw materials of the reinforcing layer 35, wherein the preparation raw materials comprise the following components in parts by weight: 40 parts of common silica cement, 4 parts of fly ash, 12 parts of slag, 0.2 part of cellulose ether, 0.15 part of water reducer, 0.15 part of redispersible rubber powder and 0.2 part of short fiber;
the preparation raw materials for providing the outer insulating layer 33 comprise the following components in parts by weight: 75 parts of common silica cement, 4 parts of fly ash, 9 parts of stone powder, 7 parts of polyphenyl particles, 0.4 part of short fibers, 0.3 part of foam stabilizer, 0.2 part of water reducer and 3 parts of foaming agent;
after uniformly stirring the preparation raw materials of the outer decorative layer 31, adding water, uniformly stirring, and putting into the bottom of a die to form the outer decorative layer 31;
uniformly stirring the preparation raw materials of the reinforcing layer 35, adding water, uniformly stirring, and putting the mixture on the outer decorative surface layer 31 in a mold to form the reinforcing layer 35;
after the preparation raw materials of the outer heat preservation layer 33 are uniform, adding water and stirring uniformly, and putting the mixture on the reinforcing layer 35 in a die to form the outer heat preservation layer 33;
1.2 the preparation of the inner mould shell is as follows:
the preparation raw materials for providing the gypsum surface layer 11 comprise the following components in parts by weight: 75 parts of natural gypsum, 10 parts of heavy calcium powder, 12 parts of white cement, 0.2 part of methyl cellulose, 3 parts of polyvinyl alcohol, 0.15 part of water reducer and 0.18 part of retarder;
providing preparation raw materials of the supporting layer 15, wherein the preparation raw materials comprise the following components in parts by weight: 65 parts of desulfurized gypsum, 12 parts of perlite, 2 parts of polyvinyl alcohol, 9 parts of cement, 10 parts of slag powder, 0.2 part of water reducer and 0.15 part of retarder;
providing the preparation raw materials of the inner heat preservation layer 13, which comprises the following components in parts by weight: 80 parts of common silica cement, 4 parts of fly ash, 12 parts of stone powder, 5 parts of polyphenyl particles, 0.2 part of short fibers, 0.4 part of foam stabilizer, 0.2 part of water reducer and 5 parts of foaming agent;
uniformly stirring the preparation raw materials of the gypsum surface layer 11, adding water, uniformly stirring, and putting into the bottom of a die to form the gypsum surface layer 11;
after uniformly stirring the preparation raw materials of the supporting layer 15, adding water, uniformly stirring, and putting the mixture on the gypsum surface layer 11 in a mold to form the supporting layer 15;
after the preparation raw materials of the inner heat preservation layer 13 are uniform, adding water and stirring uniformly, and putting the mixture on the supporting layer 15 in a die to form the inner heat preservation layer 13;
1.3 preparation of the complete Shell
Providing raw materials for preparing a bonding layer, which comprises the following components in parts by weight: 80 parts of cement, 3.5 parts of rubber powder, 2.5 parts of cellulose, 2 parts of water reducer, 12 parts of anhydrous gypsum and 9 parts of accelerator,
and uniformly stirring the preparation raw materials of the bonding layer, adding water, uniformly stirring, and adopting a uniformly stirred mixture to bond and fix the inner mold shell 10 and the outer mold shell 30 when the construction is completed, so as to prepare the whole shell.
Example 3
The cement gypsum composite self-heat-insulation shuttering with decorative surface layer comprises an inner shuttering 10 and an outer shuttering 30, the inner shuttering 10 and the outer shuttering 30 can be combined to form a whole case, and the whole case is provided with a hollow structure 50 in the vertical direction,
the outer mold shell 30 comprises an outer decorative surface layer 31, an outer heat preservation layer 33 and a reinforcing layer 35 positioned between the outer decorative surface layer 31 and the outer heat preservation layer 33;
the inner mould shell 10 comprises a gypsum surface layer 11, an inner heat preservation layer 13 and a support layer 15 positioned between the gypsum surface layer 11 and the inner heat preservation layer 13,
when the inner shell 10 and the outer shell 30 are joined, the inner heat insulating layer 13 is bonded to the outer heat insulating layer 33.
1.1 preparation of an external form:
providing raw materials for preparing the outer finishing layer 31, which comprises the following components in parts by weight: 18 parts of white cement, 4 parts of anhydrous gypsum, 3 parts of high alumina cement, 0.1 part of water reducer, 2 parts of kaolin, 0.2 part of cellulose ether, 70 parts of quartz sand and 4 parts of titanium white;
providing preparation raw materials of the reinforcing layer 35, wherein the preparation raw materials comprise the following components in parts by weight: 38 parts of common silica cement, 4 parts of fly ash, 6 parts of slag, 0.2 part of cellulose ether, 0.15 part of water reducer, 0.15 part of redispersible rubber powder and 0.2 part of short fiber;
the preparation raw materials for providing the outer insulating layer 33 comprise the following components in parts by weight: 80 parts of common silica cement, 4 parts of fly ash, 8 parts of stone powder, 5 parts of polyphenyl particles, 0.5 part of short fibers, 0.4 part of foam stabilizer, 0.15 part of water reducer and 4 parts of foaming agent;
after uniformly stirring the preparation raw materials of the outer decorative layer 31, adding water, uniformly stirring, and putting into the bottom of a die to form the outer decorative layer 31;
uniformly stirring the preparation raw materials of the reinforcing layer 35, adding water, uniformly stirring, and putting the mixture on the outer decorative surface layer 31 in a mold to form the reinforcing layer 35;
after the preparation raw materials of the outer heat preservation layer 33 are uniform, adding water and stirring uniformly, and putting the mixture on the reinforcing layer 35 in a die to form the outer heat preservation layer 33;
1.2 the preparation of the inner mould shell is as follows:
the preparation raw materials for providing the gypsum surface layer 11 comprise the following components in parts by weight: 75 parts of natural gypsum, 15 parts of heavy calcium powder, 10 parts of white cement, 0.2 part of methyl cellulose, 4 parts of polyvinyl alcohol, 0.2 part of water reducer and 0.15 part of retarder;
providing preparation raw materials of the supporting layer 15, wherein the preparation raw materials comprise the following components in parts by weight: 65 parts of desulfurized gypsum, 12 parts of perlite, 2 parts of polyvinyl alcohol, 10 parts of cement, 8 parts of slag powder, 0.15 part of water reducer and 0.2 part of retarder;
providing the preparation raw materials of the inner heat preservation layer 13, which comprises the following components in parts by weight: 76 parts of common silica cement, 4 parts of fly ash, 8 parts of stone powder, 7 parts of polyphenyl particles, 0.4 part of short fibers, 0.2 part of foam stabilizer, 0.15 part of water reducer and 4 parts of foaming agent;
uniformly stirring the preparation raw materials of the gypsum surface layer 11, adding water, uniformly stirring, and putting into the bottom of a die to form the gypsum surface layer 11;
after uniformly stirring the preparation raw materials of the supporting layer 15, adding water, uniformly stirring, and putting the mixture on the gypsum surface layer 11 in a mold to form the supporting layer 15;
after the preparation raw materials of the inner heat preservation layer 13 are uniform, adding water and stirring uniformly, and putting the mixture on the supporting layer 15 in a die to form the inner heat preservation layer 13;
1.3 preparation of the complete Shell
Providing raw materials for preparing a bonding layer, which comprises the following components in parts by weight: 80 parts of cement, 3.5 parts of rubber powder, 2.2 parts of cellulose, 2.5 parts of water reducer, 14 parts of anhydrous gypsum and 10 parts of accelerator, uniformly stirring the preparation raw materials, and bonding and fixing the inner mould shell 10 and the outer mould shell 30 by adopting a uniformly stirred mixture when construction is performed, so as to obtain the whole shell.
Example 4
The cement gypsum composite self-heat-insulation shuttering with decorative surface layer comprises an inner shuttering 10 and an outer shuttering 30, the inner shuttering 10 and the outer shuttering 30 can be combined to form a whole case, and the whole case is provided with a hollow structure 50 in the vertical direction,
the outer mold shell 30 comprises an outer decorative surface layer 31, an outer heat preservation layer 33 and a reinforcing layer 35 positioned between the outer decorative surface layer 31 and the outer heat preservation layer 33;
the inner mould shell 10 comprises a gypsum surface layer 11, an inner heat preservation layer 13 and a support layer 15 positioned between the gypsum surface layer 11 and the inner heat preservation layer 13,
when the inner shell 10 and the outer shell 30 are joined, the inner heat insulating layer 13 is bonded to the outer heat insulating layer 33.
1.1 preparation of an external form:
providing raw materials for preparing the outer finishing layer 31, which comprises the following components in parts by weight: 18 parts of white cement, 2 parts of anhydrous gypsum, 3 parts of high alumina cement, 0.2 part of water reducer, 2 parts of kaolin, 0.1 part of cellulose ether, 60 parts of quartz sand and 8 parts of titanium white;
providing preparation raw materials of the reinforcing layer 35, wherein the preparation raw materials comprise the following components in parts by weight: 38 parts of common silica cement, 4 parts of fly ash, 12 parts of slag, 0.2 part of cellulose ether, 0.12 part of water reducer, 0.2 part of redispersible rubber powder and 0.3 part of short fiber;
the preparation raw materials for providing the outer insulating layer 33 comprise the following components in parts by weight: 75 parts of common silica cement, 6 parts of fly ash, 12 parts of stone powder, 7 parts of polyphenyl particles, 0.3 part of short fibers, 0.2 part of foam stabilizer, 0.15 part of water reducer and 4 parts of foaming agent;
after uniformly stirring the preparation raw materials of the outer decorative layer 31, adding water, uniformly stirring, and putting into the bottom of a die to form the outer decorative layer 31;
uniformly stirring the preparation raw materials of the reinforcing layer 35, adding water, uniformly stirring, and putting the mixture on the outer decorative surface layer 31 in a mold to form the reinforcing layer 35;
after the preparation raw materials of the outer heat preservation layer 33 are uniform, adding water and stirring uniformly, and putting the mixture on the reinforcing layer 35 in a die to form the outer heat preservation layer 33;
1.2 the preparation of the inner mould shell is as follows:
the preparation raw materials for providing the gypsum surface layer 11 comprise the following components in parts by weight: 75 parts of natural gypsum, 15 parts of heavy calcium powder, 10 parts of white cement, 0.2 part of methyl cellulose, 2.2 parts of polyvinyl alcohol, 0.15 part of water reducer and 0.2 part of retarder;
providing preparation raw materials of the supporting layer 15, wherein the preparation raw materials comprise the following components in parts by weight: 65 parts of desulfurized gypsum, 15 parts of perlite, 2 parts of polyvinyl alcohol, 10 parts of cement, 10 parts of slag powder, 0.15 part of water reducer and 0.2 part of retarder;
providing the preparation raw materials of the inner heat preservation layer 13, which comprises the following components in parts by weight: 80 parts of common silica cement, 4 parts of fly ash, 8 parts of stone powder, 5 parts of polyphenyl particles, 0.5 part of short fibers, 0.2 part of foam stabilizer, 0.15 part of water reducer and 4 parts of foaming agent;
uniformly stirring the preparation raw materials of the gypsum surface layer 11, adding water, uniformly stirring, and putting into the bottom of a die to form the gypsum surface layer 11;
after uniformly stirring the preparation raw materials of the supporting layer 15, adding water, uniformly stirring, and putting the mixture on the gypsum surface layer 11 in a mold to form the supporting layer 15;
after the preparation raw materials of the inner heat preservation layer 13 are uniform, adding water and stirring uniformly, and putting the mixture on the supporting layer 15 in a die to form the inner heat preservation layer 13;
1.3 preparation of the complete Shell
Providing raw materials for preparing a bonding layer, which comprises the following components in parts by weight: 78 parts of cement, 3.5 parts of rubber powder, 2.5 parts of cellulose, 2.5 parts of water reducer, 12 parts of anhydrous gypsum and 10 parts of accelerator, uniformly stirring the preparation raw materials, and bonding and fixing the inner mould shell 10 and the outer mould shell 30 by adopting a uniformly stirred mixture when construction is performed, so as to obtain the whole shell.
The cement gypsum composite self-heat-insulation formwork with the decorative surface layer is used for building the wall, has the advantages of leveling the outer surface, self-heat insulation and excellent flame retardant property, only needs to perform pointing treatment on the inner wall and the outer wall, does not need to be used for secondary heat insulation and outer wall coating, thereby saving the construction cost, shortening the construction period, being simple and convenient to construct, saving energy and protecting the environment, and being particularly suitable for building houses below rural three-layer buildings.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or substituted without departing from the spirit and scope of the technical solution of the present invention.
Claims (10)
1. The cement gypsum composite self-heat-insulation formwork with the decorative surface layer is characterized by comprising an inner formwork and an outer formwork, wherein the inner formwork and the outer formwork can be combined to form a whole shell, the whole shell is arranged in the vertical direction in a penetrating way and is provided with a hollowed-out structure,
the outer shell comprises an outer decorative surface layer, an outer heat-insulating layer and a reinforcing layer positioned between the outer decorative surface layer and the outer heat-insulating layer;
the inner mould shell comprises a gypsum surface layer, an inner heat preservation layer and a support layer positioned between the gypsum surface layer and the inner heat preservation layer,
when the inner mould shell and the outer mould shell are combined, the inner heat-insulating layer is attached to the outer heat-insulating layer.
2. The cement gypsum composite self-heat-insulating mould shell with a decorative surface layer according to claim 1, further comprising an adhesive layer, wherein the inner mould shell and the outer mould shell are fixedly connected by the adhesive layer.
3. The cement gypsum composite self-heat-preservation formwork with the decorative surface layer according to claim 1, wherein the preparation raw materials of the outer decorative surface layer comprise the following components in parts by weight: 16 to 18 parts of white cement, 2 to 4 parts of anhydrous gypsum, 3 to 5 parts of high alumina cement, 0.1 to 0.2 part of water reducer, 1 to 2 parts of kaolin, 0.1 to 0.2 part of cellulose ether, 50 to 80 parts of quartz sand and 0.5 to 10 parts of inorganic pigment.
4. The cement gypsum composite self-heat-insulation formwork with the decorative surface layer according to claim 1, wherein the raw materials for preparing the reinforcing layer comprise the following components in parts by weight: 35-40 parts of cement, 4-6 parts of fly ash, 5-15 parts of slag, 0.1-0.3 part of cellulose ether, 0.1-0.15 part of water reducer, 0.15-0.2 part of redispersible rubber powder and 0.15-0.3 part of short fiber.
5. The cement gypsum composite self-heat-insulation formwork with the decorative surface layer according to claim 1, wherein the preparation raw materials of the outer heat-insulation layer comprise the following components in parts by weight: 75-80 parts of cement, 4-6 parts of fly ash, 8-12 parts of stone powder, 5-7 parts of polyphenyl particles, 0.2-0.5 part of short fibers, 0.2-0.5 part of foam stabilizer, 0.15-0.25 part of water reducer and 0.5-10 parts of foaming agent.
6. The cement gypsum composite self-heat-insulation formwork with the decorative surface layer according to claim 1, wherein the preparation raw materials of the inner heat-insulation layer comprise the following components in parts by weight: 75-80 parts of cement, 4-6 parts of fly ash, 8-12 parts of stone powder, 5-7 parts of polyphenyl particles, 0.2-0.5 part of short fibers, 0.2-0.5 part of foam stabilizer, 0.15-0.25 part of water reducer and 0.5-10 parts of foaming agent.
7. The cement gypsum composite self-heat-insulation formwork with the decorative surface layer according to claim 1, wherein the raw materials for preparing the gypsum surface layer comprise the following components in parts by weight: 70-80 parts of natural gypsum, 10-15 parts of heavy calcium powder, 10-15 parts of white cement, 0.15-0.2 part of methyl cellulose, 2-5 parts of polyvinyl alcohol, 0.15-0.2 part of water reducer and 0.15-0.2 part of retarder.
8. The cement gypsum composite self-heat-insulation formwork with the decorative surface layer according to claim 1, wherein the preparation raw materials of the supporting layer comprise the following components in parts by weight: 60-70 parts of desulfurized gypsum, 10-15 parts of perlite, 1.5-2 parts of polyvinyl alcohol, 8-10 parts of cement, 8-10 parts of slag powder, 0.15-0.2 part of water reducer and 0.15-0.2 part of retarder.
9. The cement gypsum composite self-heat-insulation formwork with the decorative surface layer according to claim 2, wherein the raw materials for preparing the adhesive layer comprise the following components in parts by weight: 75-80 parts of cement, 3-3.5 parts of rubber powder, 2-2.5 parts of cellulose, 2-2.5 parts of water reducer, 12-15 parts of anhydrous gypsum and 8-10 parts of accelerator.
10. A wall comprising the cement-gypsum composite self-heat-insulating formwork with a decorative surface layer as claimed in any one of claims 1 to 9.
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