CN210086706U - Novel GRC composite decoration heat preservation wallboard - Google Patents

Abstract

The utility model relates to a novel GRC composite decorative thermal insulation wallboard, which comprises a self-cleaning layer, a GRC outer wall decorative layer and a concrete thermal insulation wall structure layer which are arranged from outside to inside in sequence, wherein the GRC outer wall decorative layer and the concrete thermal insulation wall structure layer are integrated into a GRC decorative panel, and the GRC decorative panel and the self-cleaning layer form an integrated structure; the concrete heat-insulating wall structure layer comprises a concrete wall inner leaf, a heat-insulating layer and a concrete wall outer leaf which are sequentially arranged from inside to outside, and the outer surface of the concrete wall outer leaf is in concave-convex arrangement.

Description

Novel GRC composite decoration heat preservation wallboard

Technical Field

The utility model relates to a building engineering technical field, concretely relates to novel GRC composite decoration heat preservation wallboard.

Background

With the advancement of building industrialization, a large number of fabricated components are produced in factories and transported to the site where they are mainly assembled and installed, i.e., fabricated through prefabricated components.

As for prefabricated external walls, most of the existing prefabricated external walls only play a role in structural bearing, and the prefabricated external walls are required to be decorated during building construction, so that the overall construction efficiency of the engineering is low.

With the recent diversification of new materials and structures used in construction, glass fiber reinforced concrete (GRC) decorative products have been used in many external decorative works for high-rise buildings. The GRC decorative product has the outstanding characteristics of good tensile strength, breaking strength and toughness. The material structure is especially suitable for making decorative modeling, and is a novel building material structure. The GRC component is a novel building material component for decorating the outer wall of the building engineering due to the characteristics of high strength, light weight and diversification. The method solves the problems of complex decoration and poor durability of the outer wall, and enables the appearance of the modern building to be changed more.

Due to the excellent performance of GRC, it is becoming the research direction to design fabricated components for use in decorative thermal insulation wallboard.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel GRC composite decoration heat preservation wallboard of collection automatically cleaning, decoration, structure integration, the structure is firm, long service life, the utility model discloses a novel GRC composite decoration heat preservation wallboard has reduced GRC's external construction link when the construction for the construction progress has reduced construction cost.

The utility model provides a technical scheme that its technical problem adopted is: a novel GRC composite decorative heat-insulating wall board comprises a self-cleaning layer, a GRC outer wall decorative layer and a concrete heat-insulating wall structure layer which are sequentially arranged from outside to inside, wherein the GRC outer wall decorative layer and the concrete heat-insulating wall structure layer are integrated to form a GRC decorative panel, and the GRC decorative panel and the self-cleaning layer form an integrated structure; the concrete heat-insulating wall structure layer comprises a concrete wall inner leaf, a heat-insulating layer and a concrete wall outer leaf which are sequentially arranged from inside to outside, and the outer surface of the concrete wall outer leaf is in concave-convex arrangement.

Furthermore, a plurality of grooves are formed in the outer surface of the outer leaf of the concrete wall body in parallel and at equal intervals, and the inner side of the GRC outer wall decoration layer is filled in the grooves.

Furthermore, an embedded part is arranged in the concrete heat-insulating wall structure layer, and the embedded part is a steel reinforcement framework or a steel reinforcement.

Furthermore, the thickness of the GRC outer wall decoration layer is 30-50mm, and the thickness of the concrete heat-preservation wall structure layer is 60-300 mm.

The technical effects of the utility model: the utility model discloses a novel GRC composite decoration heat preservation wallboard, including three layer construction, outmost be self-cleaning layer, the second floor is GRC outer wall decorative layer, and the third layer is concrete insulation wall structure layer, and the three closely combines together and forms a body structure, and the three-layer does not separate, and concrete insulation wall structure layer has played the effect of structure bearing, and GRC outer wall decorative layer mainly plays outer wall decoration's effect, and the self-cleaning layer plays clean effect. Through the utility model discloses a novel GRC assembled composite decoration wallboard can batch production in the mill for the product standardization obtains the prefabricated component of high-quality, has reduced on-the-spot wet work, moreover the utility model discloses a novel GRC assembled composite decoration wallboard can wholly once hoist and mount direct mount fixed, reduces the construction link of hanging GRC after current, has accelerated the construction progress greatly, has improved the efficiency of construction, has reduced construction cost.

The utility model discloses the assembled wallboard to current sandwich structure and current precast concrete outer wall still need the defect that the outer wall was decorated in addition, provide a collection automatically cleaning, decorate, the novel assembled wallboard of structural integration. The novel GRC composite decorative heat-insulating wallboard is integrally hoisted by the lifting hook through the reserved part during construction, so that on one hand, the external hanging construction link of GRC is reduced, the construction progress is accelerated, and the construction cost is reduced; on the other hand, the appearance characteristics of the GRC are kept, including random modeling and vivid texture, and a texture surface layer can be attached to the GRC or combined with emulsion paint, fluorocarbon paint and the like to simulate various textures of granite, sandstone, red bricks, ceramic tiles, wood, metal and the like. It is suitable for decoration and enclosure of building outer wall. And the outer surface of the outer leaf of the concrete wall is arranged in a concave-convex manner, so that the matching area of the concrete heat-insulating wall structure layer and the GRC outer wall decoration layer is increased, the GRC outer wall decoration layer is stably embedded on the concrete heat-insulating wall structure layer, and the obtained GRC composite decorative heat-insulating wall board is stable in structure and long in service life.

Drawings

Fig. 1 is a front view structural view of a novel GRC composite decorative thermal insulation wallboard of the present invention;

fig. 2 is the whole perspective view of the three-dimensional structure of the novel GRC composite decorative thermal insulation wallboard (the embedded part in the concrete thermal insulation wall structure layer 30 is hidden in the figure).

Detailed Description

The utility model provides a novel GRC composite decoration heat preservation wallboard, it includes and constitutes the GRC decoration panel by integrative not detached GRC outer wall decorative layer 20 and concrete thermal insulation wall structure layer 30. The GRC outer wall decoration layer 20 is made of the following raw materials: white cement, white sand, titanium dioxide, water, kaolin, a water reducing agent and the like; the concrete heat-insulating wall structure layer 30 comprises a steel reinforcement framework or steel reinforcements and concrete materials filled in the steel reinforcement framework and around the steel reinforcement framework, so as to form an embedded part embedded in the concrete heat-insulating wall structure layer 30; the concrete material in the concrete thermal insulation wall structure layer 30 is prepared from the following raw materials: ordinary portland cement, sand, stone, water, a water reducing agent and the like. The thickness of the GRC outer wall decoration layer 20 is 10-20mm, and the thickness of the concrete heat-preservation wall structure layer 30 is 60-300 mm.

The GRC exterior wall decorative layer 20 has the property of self-leveling (self-flowing to form a smooth surface).

The GRC exterior wall decorative layer 20 is attached to the outer surface of the concrete thermal insulation wall structure layer 30.

A production and manufacturing process of a novel GRC composite decorative heat-insulation wallboard is characterized in that a forward construction process is adopted for a GRC decorative panel, and the specific process is as follows:

firstly, erecting a template on a template table, and fixing a template frame with a template frame;

secondly, placing the steel bar framework which is bound in advance according to the design requirement in a template, or directly laying binding steel bars in the template to form an embedded part;

thirdly, fixing the pre-buried position of the hoisting pre-buried part;

fourthly, pouring concrete and vibrating to compact;

fifthly, after the surface of the concrete is initially set and reaches the preset strength, parallel and equidistant grooves 40 are formed on the outer surface of the concrete heat-insulating wall structure layer 30;

sixthly, pouring the GRC outer wall decoration layer 20 on the concrete without vibrating, wherein the GRC material of the GRC outer wall decoration layer 20 has the characteristic of self-leveling (automatic flowing to form a smooth plane);

wherein, the GRC material of the GRC outer wall decoration layer 20 comprises the following components by weight:

20-50% of low-alkalinity cement; 1.5 to 5 percent of alkali-resistant glass fiber; 10-20% of water; 35-45% of sand; 1-6% of admixture; 1-2% of an additive;

seventhly, conveying the poured GRC decoration panel into a factory curing cellar for curing;

eighth, preparing a self-cleaning coating 10: mixing white portland cement, mineral admixture, sand, zeolite, nano titanium dioxide, dispersible latex powder, an organic water repellent and a water reducing agent to prepare self-cleaning slurry;

the self-cleaning slurry comprises the following components in percentage: 25-35% of white portland cement; 6-12% of mineral admixture; 40-65% of sand; 2-4% of zeolite; 0.2 to 0.8 percent of nano titanium dioxide; 0.5 to 2.5 percent of dispersible latex powder; 0.2 to 0.5 percent of organic water repellent; 0.2 to 0.8 percent of water reducing agent;

ninth, applying the self-cleaning slurry to the GRC decorative panel formed through the operation and maintenance of the first step to the seventh step;

the tenth step: and drying and curing to obtain the low-shrinkage high-crack-resistance self-cleaning GRC composite decorative heat-insulating wallboard.

In the first step, the inner surface of the mold erected on the template is cleaned firstly, so that the surface is clean and smooth without dust and concrete residues, and then the inner surface of the mold is coated with the demolding oil for treatment, so that the demolding oil is uniformly coated without omission.

The grooves 40 for reinforcing the connection manufactured in the fifth step are formed in the shape of equidistant strips. The groove 40 has a certain width and depth. After the concrete is compacted and the grooves 40 on the surface are formed, the GRC exterior wall decorative layer 20 is directly poured thereon.

After the GRC outer wall decoration layer 20 is uniformly stirred in a mortar mixer, the mixed layer is transported and poured on the concrete heat-insulating wall structure layer 30 by an appliance, and automatically and uniformly covers the outer surface of the concrete heat-insulating wall structure layer 30 to form the GRC outer wall decoration layer 20 with a certain thickness.

The low alkalinity cement in the components of the GRC exterior wall decoration layer 20 in the sixth step serves as an important cementing material, and after hardening, the GRC exterior wall decoration layer has high strength and can resist corrosion of fresh water or salt water.

The sand in the composition of the GRC exterior wall decoration layer 20 in the sixth step must be washed clean with water and the water is removed until dry, and the surface of the sand should be smooth and not honeycomb-shaped.

After the alkali-resistant glass fibers in the components of the GRC outer wall decoration layer 20 in the sixth step are specially treated, the GRC outer wall decoration layer has good alkali resistance and strong durability in cement, and can resist the corrosion of cement mortar to the glass fibers.

The additive in the composition of the GRC exterior wall decoration layer 20 in the sixth step may be a plasticizer or a superplasticizer, which can be used to increase the growth rate of the early strength of the GRC material, increase the strength and reduce the permeability.

The white portland cement among the components of the self-cleaning layer 10 in the eighth step is a hydraulic binder, and is typically characterized by having high whiteness and bright color.

The mineral admixture in the composition of the self-cleaning layer 10 in the eighth step can enhance the interfacial adhesion property of the self-cleaning slurry, and can increase the fluidity of the self-cleaning slurry, thereby effectively controlling the slump loss.

The nano titanium dioxide in the components of the self-cleaning layer 10 in the eighth step is white loose powder, can effectively shield ultraviolet rays, and has good dispersibility and weather resistance.

The dispersible latex powder in the composition of the self-cleaning layer 10 in the eighth step is water-soluble redispersible powder, has extremely outstanding bonding strength, can endow the self-cleaning slurry with excellent alkali resistance, and improves the adhesion and flexibility of the slurry.

The above description is a further detailed description of the present invention with reference to specific embodiments, and the embodiments of the present invention should not be construed as being limited thereto. To the technical field of the present invention, the present invention can also make a plurality of simple evolutions within the framework of the concept, all of which shall be considered as belonging to the patent protection scope determined by the claims submitted by the present invention.

Claims (4)

1. The utility model provides a novel GRC composite decoration heat preservation wallboard which characterized in that: the self-cleaning GRC decorative panel comprises a self-cleaning layer (10), a GRC outer wall decorative layer (20) and a concrete heat-insulating wall structure layer (30) which are sequentially arranged from outside to inside, wherein the GRC outer wall decorative layer (20) and the concrete heat-insulating wall structure layer (30) are integrated to form the GRC decorative panel, and the GRC decorative panel and the self-cleaning layer (10) form an integrated structure; the concrete heat-insulating wall structure layer (30) comprises a concrete wall inner leaf (31), a heat-insulating layer (32) and a concrete wall outer leaf (33) which are sequentially arranged from inside to outside, and the outer surface of the concrete wall outer leaf (33) is in concave-convex arrangement.

2. The novel GRC composite decorative thermal insulation wallboard of claim 1, characterized in that: a plurality of grooves (40) are formed in the outer surface of the concrete wall outer leaf (33) in parallel at equal intervals, and the inner side of the GRC outer wall decoration layer (20) is filled in the grooves (40).

3. The novel GRC composite decorative thermal insulation wallboard as claimed in claim 1 or 2, wherein: an embedded part is arranged in the concrete heat-insulating wall structure layer (30), and the embedded part is a steel bar framework or a steel bar.

4. The novel GRC composite decorative thermal insulation wallboard of claim 3, characterized in that: the thickness of the GRC outer wall decoration layer (20) is 30-50mm, and the thickness of the concrete heat-insulation wall structure layer (30) is 60-300 mm.

Images