Concrete decorative surface heat-preservation fusion plate and manufacturing method thereof
阅读说明：本技术 一种混凝土装饰面保温融合板及其制作方法 (Concrete decorative surface heat-preservation fusion plate and manufacturing method thereof ) 是由 赵建林 魏连启 陆平 韩建军 张洪 于 2019-12-03 设计创作，主要内容包括：本发明公开了一种混凝土装饰面保温融合板,包括装饰面层、融合层和保温层,融合层位于保温层和装饰面层之间,其中保温层为保温芯材,融合层为超高性能混凝土渗入保温芯材间隙后固化形成,装饰面层为超高性能混凝土固化后通过转印、打磨或抛丸处理形成,其中融合层内还包括一层网格布。本发明将超高性能混凝土(UHPC)通过网格布并渗透进入保温芯材纤维间隙中,固化后形成融合层,将三种材料牢牢固化连接在一起,然后对固化后的混凝土表面进行形成多样的装饰面层,能够提高混凝土的韧性,增加混凝土的抗折能力,有效的控制混凝土的开裂,提高混凝土的抗冲击能力,实现真正意义上的保温装饰一体化。(The invention discloses a concrete decorative surface heat-preservation fusion plate which comprises a decorative surface layer, a fusion layer and a heat-preservation layer, wherein the fusion layer is positioned between the heat-preservation layer and the decorative surface layer, the heat-preservation layer is a heat-preservation core material, the fusion layer is formed by the ultra-high performance concrete which penetrates into gaps of the heat-preservation core material and then is solidified, the decorative surface layer is formed by the ultra-high performance concrete which is solidified and then is subjected to transfer printing, polishing or shot blasting, and the fusion layer also comprises a layer of grid cloth. According to the invention, ultra-high performance concrete (UHPC) penetrates into fiber gaps of the heat-insulating core material through the mesh cloth, a fusion layer is formed after curing, the three materials are firmly cured and connected together, and then various decorative surface layers are formed on the surface of the cured concrete, so that the toughness of the concrete can be improved, the bending resistance of the concrete can be increased, the cracking of the concrete can be effectively controlled, the impact resistance of the concrete can be improved, and the heat-insulating and decorating integration in the real sense can be realized.)
1. The concrete decorative surface heat-preservation fusion plate is characterized by comprising a decorative surface layer, a fusion layer and a heat-preservation layer, wherein the fusion layer is located between the heat-preservation layer and the decorative surface layer, the heat-preservation layer is a heat-preservation core material, the fusion layer is formed by ultrahigh-performance concrete which penetrates into gaps of the heat-preservation core material and then is solidified, and the decorative surface layer is formed by ultrahigh-performance concrete which is solidified and then treated.
2. The concrete thermal fused panel with decorative surface as claimed in claim 1, wherein said fused layer further comprises a layer of mesh cloth, and said mesh cloth is solidified on the thermal core material by ultra-high performance concrete.
3. The concrete finishing insulation fusion slab of claim 1, wherein the mesh fabric is one of a fiberglass mesh fabric or an iron wire mesh fabric.
4. The concrete thermal fused plate with decorative surface as claimed in any one of claims 1 to 3, wherein the thermal core material is one of mineral wool, cement foam thermal insulation board, perlite, lightweight aggregate thermal concrete or diatomite, the mineral wool is one of rock wool, slag wool or foam glass, and the lightweight aggregate thermal concrete is ceramsite concrete.
5. The concrete thermal insulation fusion plate with the decorative surface as claimed in any one of claims 1 to 3, wherein the outer surface of the decorative surface layer is a decorative surface, the decorative surface is a surface formed by curing concrete, and the decorative surface is a printed surface with various stone-like patterns and patterns manufactured by a transfer printing mode; or a mirror surface manufactured by polishing treatment; or the litchi surface or the baked surface is manufactured by shot blasting.
6. The concrete thermal fused panel with decorative surface as claimed in any one of claims 1 to 3, wherein the ultra high performance concrete comprises the following components: 80-120 parts of Portland cement, 40-80 parts of mineral powder, 8-18 parts of silicon powder, 0-40 parts of fly ash, 90-150 parts of fine sand, 80-150 parts of coarse sand, 0-90 parts of broken stone, 0-10 parts of pigment, 0-10 parts of fumed silica, 1-5 parts of water reducing agent, 0-5 parts of defoaming agent, 26-41 parts of water and 0-0.2 part of air entraining agent.
7. The manufacturing method of the concrete decorative surface heat-preservation fusion plate is characterized by comprising the following steps of:
s1, placing the heat-insulating core material in a mold;
s2, spreading the prepared ultra-high performance concrete on the heat insulation core material prepared in the step S1 to enable the ultra-high performance concrete to penetrate into the heat insulation core material to a depth of 1-10 mm, and then curing;
s3, manufacturing a printing surface with various stone-like patterns and patterns on the concrete surface in a transfer printing mode after curing; or a mirror surface is manufactured through polishing treatment; or, the litchi surface or the baked surface is manufactured through shot blasting treatment.
8. The method as claimed in claim 7, wherein the step S1 further includes laying a layer of mesh cloth on the thermal insulation core material to allow the ultra-high performance concrete to penetrate into the thermal insulation core material through the mesh cloth.
9. The method for manufacturing a thermal fused plate with a concrete decorative surface as claimed in claim 7, wherein the concrete surface obtained in step S3 is treated with a water-repellent and dust-proof agent, wherein the water-repellent and dust-proof agent is an organosilicon water repellent.
10. The method for manufacturing the concrete thermal-insulation composite slab with the decorative surface as claimed in claim 7, wherein the ultra-high performance concrete comprises the following components: 80-120 parts of Portland cement, 40-80 parts of mineral powder, 8-18 parts of silicon powder, 0-40 parts of fly ash, 90-150 parts of fine sand, 80-150 parts of coarse sand, 0-90 parts of broken stone, 0-10 parts of pigment, 0-10 parts of fumed silica, 1-5 parts of water reducing agent, 0-5 parts of defoaming agent, 26-41 parts of water and 0-0.2 part of air entraining agent.
11. The method for manufacturing a concrete thermal fused panel with a decorative surface as claimed in claim 7, wherein the ultra-high performance concrete can flow on the thermal insulating core material and permeate into the gaps of the thermal insulating core material by self-leveling, spraying, rolling or vibrating.
12. The method for manufacturing a concrete thermal fused panel having a decorative surface as claimed in claim 7, wherein said portland cement is ordinary portland cement or white cement having a strength grade of 42.5 or more;
the mineral powder is prepared by taking granulated blast furnace slag as a main raw material, and adding a small amount of gypsum and grinding into powder with a certain fineness, wherein the grade is S95 grade or above;
the silicon powder is silica fume with more than 80% of fineness less than 1um, average particle size of 0.1-0.3 um, specific surface area of 20-28 m/g and silica content of more than 85%;
the fly ash is national first-class standard fly ash;
the fine sand is river sand, quartz sand, natural color sand and crushed and screened building material tailing sand with the granularity of 40-80 meshes; the coarse sand is river sand, quartz sand, natural color sand and crushed and screened building material tailing sand with the granularity of 10-40 meshes; the gravel is common gravel and various natural colored sands, and the granularity is 5-15 mm;
the fumed silica is hydrophobic fumed silica treated by dimethyldichlorosilane (DDS); the water reducing agent is a polycarboxylic acid type water reducing agent.
Technical Field
The invention belongs to the field of building materials, and particularly relates to a concrete decorative surface heat-preservation fusion plate and a manufacturing method thereof.
Background
The heat-preservation and decoration integrated plate mainly comprises a heat-preservation material, a panel and a facing material. The heat-insulating and decorating integrated system comprises an integrated plate, an adhesive, a joint filling material, a sealing material and a special drawing, wherein the facing layer material can be fluorocarbon paint, stone-like paint, texture paint, decorative mortar, face bricks, thin stone and the like, and can be made into various different decorating effects according to requirements, and the heat-insulating layer material comprises a molded polystyrene board (EPS), an extruded polystyrene board (XPS), a polyurethane foam board (PU), Rock Wool (RW) and the like.
Rock wool is light in weight and has excellent heat preservation, heat insulation and sound insulation performance, and is often used as a building outer wall heat preservation core material, the decoration surface is bonded into an integrated plate by using an organic adhesive to bond aluminum-based materials, calcium silicate plates, ceramic chips and other materials, and a layer of coating, such as real stone paint, is sprayed on the decoration surface. The adhesive is poor in weather resistance, cracks after a long time, and is easy to fall off, so that safety accidents are caused. The coating of the decorative surface layer has poor weather resistance and is easy to fall off after a long time.
The utility model patent CN 208533751U discloses a composite insulation board, this composite insulation board including paste cover in the first inoxidizing coating on envelope surface, and bond in proper order in heat preservation core, waterproof ventilated membrane and the second inoxidizing coating outside the first inoxidizing coating, first inoxidizing coating with the second inoxidizing coating all include the rock wool mortar and bond in the net cloth on rock wool mortar surface, this composite insulation board though also include net cloth, but its net cloth is pasted in rock wool mortar surface, through the binder effect back, the time is of a specified duration also can the fracture, causes the potential safety hazard.
Disclosure of Invention
In order to overcome the problems in the prior art, the invention provides a method for preparing various decorative surfaces with rich colors and various textures by using an ultrahigh-performance colored concrete material, fusing a heat-insulating core material with a certain length in concrete, and blending and secondarily processing the concrete of the decorative surfaces.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the concrete decorative surface heat-preservation fusion plate comprises a decorative surface layer, a fusion layer and a heat-preservation layer, wherein the fusion layer is located between the heat-preservation layer and the decorative surface layer, the heat-preservation layer is a heat-preservation core material, the fusion layer is formed by ultrahigh-performance concrete after penetrating into gaps of the heat-preservation core material and then being cured, and the decorative surface layer is formed by ultrahigh-performance concrete after being cured.
Furthermore, the fusion layer also comprises a layer of mesh cloth, the mesh cloth is solidified on the heat-insulation core material through the ultra-high performance concrete, the mesh cloth is added to play a role in reinforcement, and the service life of the heat-insulation fusion plate is prolonged.
Further, the mesh cloth is one of glass fiber mesh cloth or iron wire mesh.
Further, the heat-insulating core material is one of mineral wool, a cement foamed heat-insulating board, perlite, lightweight aggregate heat-insulating concrete or diatomite, the mineral wool is one of rock wool, slag wool or foamed glass, and the lightweight aggregate heat-insulating concrete is ceramsite concrete.
Furthermore, the outer surface of the decorative surface layer is a decorative surface which is a surface formed after concrete is cured, and the decorative surface is a printing surface with various stone-like patterns and patterns manufactured in a transfer printing mode; (ii) a Or a mirror surface manufactured by polishing treatment; or the litchi surface or the baked surface is manufactured by shot blasting.
A manufacturing method of a concrete decorative surface heat preservation fusion plate comprises the following steps:
s1, placing the heat-insulating core material in a mold;
s2, spreading the prepared ultra-high performance concrete on the heat insulation core material prepared in the step S1 to enable the ultra-high performance concrete to penetrate into the heat insulation core material to a depth of 1-10 mm, and then curing;
s3, manufacturing a printing surface with various stone-like patterns and patterns on the concrete surface in a transfer printing mode after curing; or a mirror surface is manufactured through polishing treatment; or, the litchi surface or the baked surface is manufactured through shot blasting treatment.
Further, step S1 includes spreading a layer of mesh cloth on the heat insulation core material, so that the ultra-high performance concrete penetrates into the heat insulation core material through the mesh cloth.
Further, the concrete surface obtained in step S3 is treated with a waterproof and dustproof agent, which is an organosilicon water repellent.
Further, the ultra-high performance concrete comprises the following components: 80-120 parts of Portland cement, 40-80 parts of mineral powder, 8-18 parts of silicon powder, 0-40 parts of fly ash, 90-150 parts of fine sand, 80-150 parts of coarse sand, 0-90 parts of broken stone, 0-10 parts of pigment, 0-10 parts of fumed silica, 1-5 parts of water reducing agent, 0-5 parts of defoaming agent, 26-41 parts of water and 0-0.2 part of air entraining agent.
Further, the portland cement is ordinary portland cement or white cement having a strength grade of 42.5 or more.
Further, the mineral powder is prepared by taking granulated blast furnace slag as a main raw material, and adding a small amount of gypsum and grinding into powder with a certain fineness, wherein the grade is S95 grade or above.
Furthermore, the silicon powder is silica fume with more than 80% of fineness less than 1um, average particle size of 0.1-0.3 um, specific surface area of 20-28 m/g and silica content of more than 85%.
Further, the fly ash is national first-class standard fly ash.
Further, the fine sand is river sand, quartz sand, natural color sand and crushed and screened building material tailing sand with the granularity of 40-80 meshes.
Further, the coarse sand is river sand, quartz sand, natural color sand and crushed and screened building material tailing sand with the granularity of 10-40 meshes.
Furthermore, the gravel is common gravel and various natural colored sands, and the granularity is 5-15 mm.
Further, the pigment is an iron oxide series pigment.
Further, the fumed silica is hydrophobic fumed silica treated by dimethyldichlorosilane (DDS).
Further, the water reducing agent is a polycarboxylic acid type water reducing agent.
Further, the ultra-high performance concrete flows on the heat insulation core material and permeates into fiber gaps of the heat insulation core material in a self-leveling, spraying, rolling or vibrating mode.
Ultra-High Performance Concrete (UHPC), also called Reactive Powder Concrete (RPC), is a maximum packing density theory, and different particle size particles of the constituent materials form the closest packing in the optimal proportion, i.e., the gaps formed by the stacking of millimeter-sized particles (aggregates) are filled with micron-sized particles (cement, fly ash, mineral Powder), and the gaps formed by the stacking of micron-sized particles are filled with submicron-sized particles (silica fume).
The invention has the following beneficial effects:
(1) according to the invention, ultra-high performance concrete (UHPC) penetrates into fiber gaps of the heat-insulating core material through the mesh cloth, a fusion layer is formed after curing, the three materials are firmly cured and connected together, then the surface of the cured concrete is treated, various decorative surface layers are formed, and the integration of heat insulation and decoration in the true sense is realized.
(2) The invention adopts Ultra High Performance Concrete (UHPC) to bond, solidify and connect, avoid the falling off of the decorative surface layer caused by the aging of organic adhesive, which causes safety accidents, and simultaneously, the invention does not use organic adhesive, which avoids the pollution to the environment, and is energy-saving and environment-friendly. The ultrathin and ultra-light plastic concrete decorative layer can be made into various decorative surfaces of stone-like surfaces, litchi surfaces, burned surfaces, mirror surfaces and transfer-printed various patterns by different processes and materials, and can be subjected to functional treatment such as self-cleaning, clear water, dewatering and the like on the decorative surface layer, so that the consumption demand content is enriched, and the same life as a building is achieved.
(3) The ultra-high performance concrete (UHPC) comprises particles with different particle sizes, the particles are formed into closest packing according to the optimal proportion, the UHPC has excellent mechanical properties, larger fluidity, better durability and the like by adopting a lower water-cement ratio, a mineral admixture and a high-efficiency water reducing agent, and is beneficial to construction, the mechanical properties of the UHPC with proper reinforcement are close to those of a steel structure ultra-high performance concrete decorative surface layer, the UHPC can utilize building tailings to fix wastes, replaces natural stone materials, retains 'Qingshan', is ecological, energy-saving and environment-friendly.
(4) According to the fusion board, the decorative surface concrete is infiltrated into the fibers of the heat-insulating core material to a certain depth, and the heat-insulating core material implanted into the decorative surface concrete can improve the toughness of the concrete, increase the fracture resistance of the concrete, effectively control the cracking of the concrete and improve the impact resistance of the concrete. As with the placement of the rebar into the concrete, they fuse with each other, increasing strength.
Drawings
FIG. 1 is a schematic diagram of a concrete-faced insulation fusion plate including fiberglass mesh cloth;
FIG. 2 is a schematic diagram of a concrete-faced insulation fusion plate structure not including fiberglass mesh cloth;
the reference numbers are as follows:
1. decorating the surface layer; 2. a fusion layer; 3. a heat-insulating layer; 4. glass fiber mesh cloth.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments.
The utility model provides a concrete decorative cover heat preservation fusion board, including architectural surface 1, it 2 and
After the ultra-high performance concrete is cured, various stone-like patterns and patterns are manufactured in a transfer printing mode, or mirror surface effects are manufactured through polishing treatment, or litchi surface and burnt surface effects are manufactured through shot blasting treatment. After the treatment, the surface of the concrete for decoration is subjected to waterproof and dustproof treatment by using an organic silicon water repellent.
The heat-insulation core material is one of mineral wool, cement foam heat-insulation boards, perlite or diatomite, and the mineral wool is one of rock wool, slag wool or foam glass.
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