CN111421660A - Preparation method and application of novel building heat-insulation decorative plate - Google Patents
Preparation method and application of novel building heat-insulation decorative plate Download PDFInfo
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- CN111421660A CN111421660A CN202010220829.8A CN202010220829A CN111421660A CN 111421660 A CN111421660 A CN 111421660A CN 202010220829 A CN202010220829 A CN 202010220829A CN 111421660 A CN111421660 A CN 111421660A
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- 238000009413 insulation Methods 0.000 title claims abstract description 30
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 239000004575 stone Substances 0.000 claims abstract description 50
- 239000011268 mixed slurry Substances 0.000 claims abstract description 48
- 239000011248 coating agent Substances 0.000 claims abstract description 21
- 238000000576 coating method Methods 0.000 claims abstract description 21
- 239000000835 fiber Substances 0.000 claims abstract description 21
- 239000010451 perlite Substances 0.000 claims abstract description 15
- 235000019362 perlite Nutrition 0.000 claims abstract description 15
- 238000005336 cracking Methods 0.000 claims abstract description 14
- 239000004567 concrete Substances 0.000 claims abstract description 13
- 239000004743 Polypropylene Substances 0.000 claims abstract description 11
- -1 polypropylene Polymers 0.000 claims abstract description 11
- 229920001155 polypropylene Polymers 0.000 claims abstract description 11
- 239000011398 Portland cement Substances 0.000 claims abstract description 10
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 10
- 238000000227 grinding Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 238000005498 polishing Methods 0.000 claims abstract description 6
- 238000005192 partition Methods 0.000 claims abstract description 3
- 239000012774 insulation material Substances 0.000 claims abstract 2
- 239000000463 material Substances 0.000 claims description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 239000004576 sand Substances 0.000 claims description 16
- 239000002994 raw material Substances 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 239000002131 composite material Substances 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 8
- 239000011521 glass Substances 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 239000011810 insulating material Substances 0.000 claims description 5
- 238000010009 beating Methods 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 4
- 239000003469 silicate cement Substances 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 4
- 239000007767 bonding agent Substances 0.000 claims 1
- 238000002156 mixing Methods 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 238000004321 preservation Methods 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/08—Apparatus or processes for treating or working the shaped or preshaped articles for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads
- B28B11/0845—Apparatus or processes for treating or working the shaped or preshaped articles for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads for smoothing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
- B28B13/0295—Treating the surface of the fed layer, e.g. removing material or equalization of the surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/04—Discharging the shaped articles
- B28B13/06—Removing the shaped articles from moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/003—Methods for mixing
-
- 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
- C04B28/02—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 hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- 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
- E04B1/88—Insulating elements for both heat and sound
-
- 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
- E04B2/74—Removable non-load-bearing partitions; Partitions with a free upper edge
- E04B2/76—Removable non-load-bearing partitions; Partitions with a free upper edge with framework or posts of metal
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/07—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor
- E04F13/08—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F2290/00—Specially adapted covering, lining or flooring elements not otherwise provided for
- E04F2290/04—Specially adapted covering, lining or flooring elements not otherwise provided for for insulation or surface protection, e.g. against noise, impact or fire
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F2290/00—Specially adapted covering, lining or flooring elements not otherwise provided for
- E04F2290/04—Specially adapted covering, lining or flooring elements not otherwise provided for for insulation or surface protection, e.g. against noise, impact or fire
- E04F2290/041—Specially adapted covering, lining or flooring elements not otherwise provided for for insulation or surface protection, e.g. against noise, impact or fire against noise
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/244—Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires
Abstract
The invention discloses a preparation method and application of a novel building heat-insulation decorative plate, belonging to the field of building heat-insulation materials; the heat-insulating decorative plate has an inner-outer double-layer structure, wherein the inner layer is a structural layer formed by first mixed slurry, and the layer mainly comprises portland cement, expanded perlite and polypropylene short fibers; the inner layer structure is compact, and the fiber structure is fully distributed in the inner layer structure and used for fixing the connecting piece; the outer layer refers to a structure which is formed by grinding, polishing and coating a concrete sealing and curing agent on the second mixed slurry and stone; the layer contacts the external environment, is a terrazzo decorative surface, has smooth surface, high strength, corrosion resistance and easy cleaning; in order to enhance the connecting strength between the inner layer and the outer layer, an anti-cracking net is added between the inner layer and the outer layer in the preparation process; the heat-insulating decorative plate is mainly used for heat insulation of external walls of vast rural houses in northern and northwest China, and can also be used as a decorative surface of a newly-built wall or a partition wall.
Description
Technical Field
The invention relates to the field of building heat-insulating materials, in particular to a preparation method and application of a novel building heat-insulating decorative plate.
Background
The houses in the northern and northwest vast rural areas of China mainly adopt brick structures or brick-concrete structures, are cold in winter and have extremely poor heat insulation effect; in order to improve the situation, some houses adopt an external wall to stick a heat-insulating decorative plate, thereby achieving the aim of
And (5) heat preservation effect. The heat-insulating decorative plate is also called a heat-insulating decorative integrated plate, also called an integrated plate; is composed of heat insulating material and decorative panel. The names of various manufacturers to the heat-insulating decorative plate are slightly different: the heat-insulation decorative plate, the energy-saving decorative plate, the heat-insulation decorative integrated plate, the external wall heat-insulation integrated plate, the external wall heat-insulation decorative plate and the like are plates which are prefabricated and molded in a factory and have the functions of external wall heat insulation and decoration. The inventor independently develops a novel building heat-insulation decorative plate; the heat-insulating wall is mainly used for heat insulation of external walls of vast rural houses in the north and the northwest of China.
Disclosure of Invention
The invention aims to provide a preparation method of a novel building heat-insulation decorative plate, which is used for preparing the novel building heat-insulation decorative plate and is mainly used for outer wall heat insulation of vast rural houses in the north and the northwest of China.
The technical scheme adopted by the invention is as follows: a preparation method of a building heat-insulation decorative plate comprises the following steps.
Step one, preparing raw materials: the raw materials comprise po42.5 silicate cement, expanded perlite, glass composite fiber, an anti-cracking net, stone, fine stone sand and water;
wherein the particle size of the expanded perlite is preferably 2-3 mm; the glass composite fiber is preferably polypropylene short fiber with the length of 3-5 mm; the stone is preferably 5-10 mm stone particles; the fine stone sand is preferably river sand with fineness modulus of 1.5-2.5.
Step two, preparing first mixed slurry: adding 200-210 parts of po42.5 portland cement, 100-120 parts of expanded perlite and 15-20 parts of polypropylene short fibers into a stirrer, and stirring at 7000r/min for about 3min to uniformly mix raw materials; then adding water, and stirring for about 5min to obtain a first mixed slurry which is uniformly mixed; wherein the weight ratio of the added water to the solid dry material is 0.6: 1-1: 1.
Step three, preparing a second mixed slurry: adding 180-220 parts of po42.5 portland cement, 60-80 parts of fine stone sand and water into a stirrer, and stirring for about 5min to obtain a second uniformly mixed slurry; wherein the weight ratio of the added water to the solid dry material is 0.6: 1-0.7: 1.
Step four, injecting the first mixed slurry obtained in the step two into a mold, and paving and compacting the first mixed slurry to obtain a mixture with the thickness of 3-5 cm; then, the anti-cracking net is flatly laid on the pressed first mixed slurry; then, pouring the second mixed slurry prepared in the third step into a mould to cover the anti-cracking net, and paving and compacting; uniformly spraying a layer of stone on the second mixed slurry, lightly beating the stone, pressing the stone into the second mixed slurry, and trowelling; obtaining initial preparation materials; the thickness of the second mixed slurry and the stone is 2-5 cm; the total thickness of the initial stock is 5-10 cm.
Placing the initial preparation material obtained in the step four and the mould in a steam curing device for curing for 5-8 hours at the curing temperature of 70-90 ℃, and then standing for 1-2 hours; then taking out, naturally solidifying for 3-5 days at normal temperature, and demoulding.
Sixthly, placing the demolded block-shaped material on a plane, grinding the stone material layer on the uppermost layer of the demolded block-shaped material, flatly grinding the block-shaped material and uniformly exposing stone materials, and then polishing the block-shaped material; then, uniformly coating a concrete sealing curing agent on the polished surface for 2-3 times, drying for about 10min after finishing coating each time, and then coating the polished surface for the next time, wherein the coating is uniform and full, so that the problems of missing coating or uneven thickness are avoided as much as possible; and (3) solidifying and drying the concrete sealing curing agent to obtain the building heat-insulating decorative plate.
The invention has the beneficial effects that: the building heat-insulating decorative plate prepared by the method is a building wall surface decorative plate, and has an inner-outer double-layer structure, wherein the inner layer is a structural layer formed by first mixed slurry and mainly comprises portland cement, expanded perlite and polypropylene short fibers; the expanded perlite is adopted, so that the heat insulation performance of the inner layer is improved, and the heat conductivity coefficient and the heat storage coefficient are reduced; the polypropylene short fibers are adopted, so that the crack resistance, the drawing force and the material adhesion are enhanced; the inner layer structure is compact, and the fiber structure is fully distributed in the inner layer structure and used for fixing the connecting piece; the outer layer refers to a structure which is formed by grinding, polishing and coating a concrete sealing and curing agent on the second mixed slurry and stone; the layer contacts the external environment, is a terrazzo decorative surface, has smooth surface, high strength, corrosion resistance and easy cleaning; in order to enhance the connecting strength between the inner layer and the outer layer, an anti-cracking net is added between the inner layer and the outer layer in the preparation process.
The application method of the thermal insulation decorative board prepared by the invention is illustrated as follows:
(1) as the heat-insulating decorative surface of the outer wall; for example, the outer wall (generally a brick-concrete structure) of the existing rural house is pasted on the outer side by a fixing piece (such as an expansion bolt) or an adhesive (structural adhesive) to be used as a heat-insulating decorative layer; the outer layer of the decorative plate faces outwards; the functions of heat insulation, heat preservation and decoration are achieved;
(2) the outer wall is used as the inner and outer layers of the outer wall of the newly-built house; the concrete use method can be that a steel frame structure is firstly built, and the heat-insulating decorative plate of the invention is fixed by fixing pieces at the inner side (in a house) and the outer side (outside the house) of the steel frame structure house to form an outer wall body; the gap between the inner side and the outer side can be filled with heat-insulating and sound-insulating materials; the sound insulation and heat preservation effects of the outer wall body are improved;
(3) as a partition wall inside a house; the specific use method can be that firstly, a light steel keel frame is built, and the heat-insulating decorative plate is fixed on two sides of the frame structure by using fixing pieces to form a wall body; the gap between the inner side and the outer side can be filled with heat-insulating and sound-insulating materials; improve the sound insulation and heat preservation effects of the wall body.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the specific embodiments, which are described below for illustrating the technical solution of the present invention and not for limiting the same.
Example 1
Step one, preparing raw materials: the raw materials comprise po42.5 silicate cement, expanded perlite, glass composite fiber, an anti-cracking net, stone, fine stone sand and water;
wherein the particle size of the expanded perlite is 2-3 mm; the glass composite fiber is a polypropylene short fiber with the length of 3-5 mm; the stone adopts stone particles of 5-10 mm; the fine stone sand is preferably river sand with fineness modulus of 1.5-2.5.
Step two, preparing first mixed slurry: adding 200 parts of po42.5 Portland cement, 110 parts of expanded perlite and 18 parts of polypropylene short fibers into a stirrer, and stirring at 7000r/min for about 3min to uniformly mix the raw materials; then adding water, and stirring for about 5min to obtain a first mixed slurry which is uniformly mixed; wherein the weight ratio of the added water to the solid dry material is 0.75: 1.
Step three, preparing a second mixed slurry: adding 200 parts of po42.5 portland cement, 75 parts of fine stone sand and water into a stirrer, and stirring for about 5min to obtain a second mixed slurry which is uniformly mixed; wherein the weight ratio of the added water to the solid dry material is 0.7: 1.
Step four, injecting the first mixed slurry obtained in the step two into a mold, and paving and compacting the first mixed slurry to obtain a mixture with the thickness of 3 cm; then, the anti-cracking net is flatly laid on the pressed first mixed slurry; then, pouring the second mixed slurry prepared in the third step into a mould to cover the anti-cracking net, and paving and compacting; uniformly spraying a layer of stone on the second mixed slurry, lightly beating the stone, pressing the stone into the second mixed slurry, and trowelling; obtaining initial preparation materials; the thickness of the second mixed slurry and the stone material is 3 cm; the total thickness of the initial stock is about 6 cm.
Placing the initial preparation material obtained in the step four and the mould in a steam curing device for curing for 6 hours at the curing temperature of 90 ℃, and then standing for 2 hours; then taking out, naturally solidifying for 4 days at normal temperature, and demoulding.
Sixthly, placing the demolded block-shaped material on a plane, grinding the stone material layer on the uppermost layer of the demolded block-shaped material, flatly grinding the block-shaped material and uniformly exposing stone materials, and then polishing the block-shaped material; then, uniformly coating a concrete sealing curing agent on the polished surface for 3 times, drying the polished surface for about 10min after finishing coating each time, and then coating the polished surface for the next time, wherein the coating is uniform and full, so that the problems of missing coating or uneven thickness are avoided as much as possible; and (3) solidifying and drying the concrete sealing curing agent to obtain the building heat-insulating decorative plate.
Example 2
Step one, preparing raw materials: the raw materials comprise po42.5 silicate cement, expanded perlite, glass composite fiber, an anti-cracking net, stone, fine stone sand and water;
wherein the particle size of the expanded perlite is 2-3 mm; the glass composite fiber is a polypropylene short fiber with the length of 3-5 mm; the stone adopts stone particles of 5-10 mm; the fine stone sand is preferably river sand with fineness modulus of 1.5-2.5.
Step two, preparing first mixed slurry: adding 200 parts of po42.5 Portland cement, 120 parts of expanded perlite and 20 parts of polypropylene short fibers into a stirrer, and stirring at 7000r/min for about 3min to uniformly mix the raw materials; then adding water, and stirring for about 5min to obtain a first mixed slurry which is uniformly mixed; wherein the weight ratio of the added water to the solid dry material is 0.75: 1.
Step three, preparing a second mixed slurry: adding 200 parts of po42.5 portland cement, 75 parts of fine stone sand and water into a stirrer, and stirring for about 5min to obtain a second mixed slurry which is uniformly mixed; wherein the weight ratio of the added water to the solid dry material is 0.7: 1.
Step four, injecting the first mixed slurry obtained in the step two into a mold, and paving and compacting the first mixed slurry to obtain a mixture with the thickness of 5 cm; then, the anti-cracking net is flatly laid on the pressed first mixed slurry; then, pouring the second mixed slurry prepared in the third step into a mould to cover the anti-cracking net, and paving and compacting; uniformly spraying a layer of stone on the second mixed slurry, lightly beating the stone, pressing the stone into the second mixed slurry, and trowelling; obtaining initial preparation materials; the thickness of the second mixed slurry and the stone material is 5 cm; the total thickness of the initial stock is about 10 cm.
Placing the initial preparation material obtained in the step four and the mould in a steam curing device for curing for 8 hours at the curing temperature of 90 ℃, and then standing for 2 hours; then taking out, naturally solidifying for 5 days at normal temperature, and demoulding.
Sixthly, placing the demolded block-shaped material on a plane, grinding the stone material layer on the uppermost layer of the demolded block-shaped material, flatly grinding the block-shaped material and uniformly exposing stone materials, and then polishing the block-shaped material; then, uniformly coating a concrete sealing curing agent on the polished surface for 3 times, drying the polished surface for about 10min after finishing coating each time, and then coating the polished surface for the next time, wherein the coating is uniform and full, so that the problems of missing coating or uneven thickness are avoided as much as possible; and (3) solidifying and drying the concrete sealing curing agent to obtain the building heat-insulating decorative plate.
Although the present invention has been described in detail with reference to the foregoing examples, it will be apparent to one skilled in the art that various changes in the embodiments and/or modifications of the embodiments and/or portions thereof may be made, and all changes, equivalents, and modifications that fall within the spirit and scope of the invention are therefore intended to be embraced by the appended claims.
Claims (7)
1. A preparation method of a novel building heat-insulation decorative plate is characterized by comprising the following steps;
step one, preparing raw materials: the raw materials comprise po42.5 silicate cement, expanded perlite, glass composite fiber, an anti-cracking net, stone, fine stone sand and water;
step two, preparing first mixed slurry: adding 200-210 parts of po42.5 portland cement, 100-120 parts of expanded perlite and 15-20 parts of polypropylene short fiber into a stirrer, and uniformly stirring and mixing; then adding water and stirring to obtain first mixed slurry which is uniformly mixed; wherein the weight ratio of the added water to the solid dry material is 0.6: 1-1: 1;
step three, preparing a second mixed slurry: adding 180-220 parts of po42.5 portland cement, 60-80 parts of fine stone sand and water into a stirrer, and stirring to obtain a second uniformly mixed slurry; wherein the weight ratio of the added water to the solid dry material is 0.6: 1-0.7: 1;
step four, injecting the first mixed slurry obtained in the step two into a mold, and paving and compacting the first mixed slurry to obtain a mixture with the thickness of 3-5 cm; then, the anti-cracking net is flatly laid on the pressed first mixed slurry; then, pouring the second mixed slurry prepared in the third step into a mould to cover the anti-cracking net, and paving and compacting; uniformly spraying a layer of stone on the second mixed slurry, lightly beating the stone, pressing the stone into the second mixed slurry, and trowelling; obtaining initial preparation materials; the thickness of the second mixed slurry and the stone is 2-5 cm; the total thickness of the initial prepared materials is 5-10 cm;
placing the initial preparation material obtained in the step four and the mould in a steam curing device for curing for 5-8 hours at the curing temperature of 70-90 ℃, and then standing for 1-2 hours; then taking out, naturally solidifying for 3-5 days at normal temperature, and demoulding;
sixthly, placing the demolded block-shaped material on a plane, grinding the stone material layer on the uppermost layer of the demolded block-shaped material, flatly grinding the block-shaped material and uniformly exposing stone materials, and then polishing the block-shaped material; then, uniformly coating a concrete sealing curing agent on the polished surface for 2-3 times, drying the polished surface after finishing coating each time, and then coating the polished surface for the next time, wherein the coating is uniform and full; and (3) solidifying and drying the concrete sealing curing agent to obtain the building heat-insulating decorative plate.
2. The preparation method of the novel building heat-insulation decorative plate according to claim 1, which is characterized in that: in the raw materials, the particle size of the expanded perlite is 2-3 mm; the glass composite fiber is a polypropylene short fiber with the length of 3-5 mm; the stone adopts stone particles of 5-10 mm; the fine stone sand is preferably river sand with fineness modulus of 1.5-2.5.
3. The preparation method of the novel building heat-insulation decorative plate according to claim 2, which is characterized in that: and the weight ratio of the added amount of the water to the solid dry materials in the second step is 0.75: 1.
4. The preparation method of the novel building heat-insulation decorative plate according to claim 3, which is characterized in that: the weight ratio of the added water to the solid dry materials in the third step is 0.7: 1.
5. The application method of the building heat-insulation decorative plate is characterized in that the decorative plate is used as an outer wall heat-insulation decorative surface; the outer wall of the existing rural house is pasted on the outer side by a fixing piece or a bonding agent to be used as a heat-insulating decorative layer; the outer layer of the decorative plate faces outwards.
6. The second application method of the building heat-insulation decorative plate is characterized in that the decorative plate is used as an inner layer and an outer layer of an outer wall body of a newly-built building; the specific use method is that a steel frame structure is firstly built, and the heat-insulating decorative plate is fixed on the inner side and the outer side of the steel frame structure room by using fixing pieces to form an outer wall body; the space between the inner side and the outer side can be filled with heat-insulating and sound-insulating materials.
7. The application method of the building heat-insulation decorative plate is characterized in that the building heat-insulation decorative plate is used as a partition wall inside a house; the specific use method is that firstly, a light steel keel frame is built, and heat-insulating decorative plates are fixed on two sides of the frame structure by using fixing pieces to form a wall body; the space between the inner and outer sides may also be filled with thermal and sound insulation material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010220829.8A CN111421660B (en) | 2020-03-26 | 2020-03-26 | Preparation method and application of novel building heat-insulation decorative plate |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP1236699A1 (en) * | 2001-03-01 | 2002-09-04 | Sika AG, vorm. Kaspar Winkler & Co. | Composite material and shaped article with thermal conductivity and specific gravity on demand |
| CN101864828A (en) * | 2010-07-07 | 2010-10-20 | 吴钜晓 | Wall surface energy-saving decorative board and manufacturing method thereof |
| CN203603353U (en) * | 2013-10-31 | 2014-05-21 | 深圳海龙建筑制品有限公司 | Outer insulation composite concrete prefabricated component |
| CN110759686A (en) * | 2019-12-26 | 2020-02-07 | 湖南斯多孚节能科技有限公司 | Modified vitrified micro bubble heat-insulation composite board and preparation method thereof |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1236699A1 (en) * | 2001-03-01 | 2002-09-04 | Sika AG, vorm. Kaspar Winkler & Co. | Composite material and shaped article with thermal conductivity and specific gravity on demand |
| CN101864828A (en) * | 2010-07-07 | 2010-10-20 | 吴钜晓 | Wall surface energy-saving decorative board and manufacturing method thereof |
| CN203603353U (en) * | 2013-10-31 | 2014-05-21 | 深圳海龙建筑制品有限公司 | Outer insulation composite concrete prefabricated component |
| CN110759686A (en) * | 2019-12-26 | 2020-02-07 | 湖南斯多孚节能科技有限公司 | Modified vitrified micro bubble heat-insulation composite board and preparation method thereof |
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