CN203361362U - Thick plaster exterior wall external thermal insulation system combining double-layer grid cloth and foamed cement boards - Google Patents

Abstract

The utility model discloses a double-layer mesh cloth composite foam cement board thick plastered external wall external heat preservation system, which comprises an interface layer, a leveling layer, and an adhesive layer that are sequentially fixed and connected from the inside to the outside with the base wall as the bottom. Mortar layer, foamed cement board insulation layer, internal auxiliary double-layer grid cloth anti-crack protection layer, facing layer, the foamed cement board in the foamed cement board insulation layer is embedded with caulking, leveling and heat preservation Material, the internal auxiliary double-layer grid cloth anti-crack protection layer includes the first mesh cloth, anchors, the second mesh cloth and three layers of anti-crack mortar. The utility model can not only overcome the common quality problems such as plate marks, anchor bolt marks, and cracks in the thin plastering system, but also ensure that the anchors are on the outside of the grid cloth, and improve the performance indicators of the external heat preservation system such as wind pressure resistance, water absorption rate, and impact resistance. , Enhanced system security.

Description

Double-layer mesh cloth composite foam cement board thick plastering external wall external insulation system

technical field

The utility model relates to the field of building thermal insulation materials, in particular to an external thermal insulation system of a double-layer grid cloth composite foamed cement board with thick plastered external walls.

Background technique

Composite foamed cement board is one of the few undisputed A-grade fireproof and thermal insulation materials with complete certificates on the market. It has the advantages of high strength, light weight, thermal insulation, and service life synchronized with buildings, especially suitable for summer heat. Use in cold winter areas.

However, due to the backward production equipment of the composite foamed cement board, especially the low precision of the cutting equipment, the size deviation of the foamed cement board is relatively large. Foam cement board thinly plastered external wall external insulation system is prone to common quality problems such as board marks, anchor bolt marks, and cracks.

Utility model content

The technical problem mainly solved by the utility model is to provide a method that can not only overcome the common quality problems such as plate marks, anchor bolt marks, and cracks in the thin plastering system, but also ensure that the anchors are on the outside of the grid cloth, and improve the wind pressure resistance of the external thermal insulation system. , water absorption, impact resistance and other performance indicators, and enhance the safety of the system, the double-layer grid cloth composite foam cement board thick plastered external wall external insulation system.

In order to solve the above-mentioned technical problems, a technical solution adopted by the utility model is to provide a double-layer grid cloth composite foam cement board thick plastered external wall external thermal insulation system, including the base wall as the bottom from the inside to the outside The interface layer, leveling layer, adhesive mortar layer, foamed cement board insulation layer, internal auxiliary double-layer grid cloth anti-crack protection layer, and facing layer are fixed and connected in sequence. The joints of the foam cement board are embedded with caulking and leveling insulation materials, and the internal auxiliary double-layer mesh cloth anti-crack protection layer includes the first mesh cloth, anchors, the second mesh cloth and three layers of anti-crack mortar, The inner and outer surfaces of the first mesh cloth are respectively combined with the foamed cement board insulation layer through the first layer of anti-crack mortar and anchors, and the second mesh cloth is combined with the first layer of anti-crack mortar through the second layer of anti-crack mortar. grid cloth, the outer surface of the second grid cloth is also coated with a third layer of crack-resistant mortar.

In a preferred embodiment of the present invention, the interface layer is interface mortar, and the thickness of the interface layer is 2-4 mm.

In a preferred embodiment of the present invention, the leveling layer is waterproof mortar, and the thickness of the leveling layer is 12-17 mm.

In a preferred embodiment of the utility model, the said finishing layer is composed of flexible water-resistant putty and paint from inside to outside.

In a preferred embodiment of the present invention, the thickness of the foamed cement board insulation layer is 30-50 mm.

In a preferred embodiment of the present invention, the thickness of the internal auxiliary double-layer grid cloth anti-crack protection layer is 5-7 mm.

The beneficial effects of the utility model are: in order to ensure the engineering quality and the appearance of the facade, the utility model adopts a thick plastering double-layer grid cloth structure for the anti-cracking protective layer, which can overcome the thin plastering system board marks, anchor bolt marks, Cracks and other common quality problems can ensure that the anchors are on the outside of the mesh cloth, which improves the performance indicators of the external thermal insulation system such as wind pressure resistance, water absorption rate, and impact resistance, and enhances system safety.

Description of drawings

Fig. 1 is the structure schematic diagram of a preferred embodiment of the utility model double-layer mesh cloth composite foamed cement board thick plastered exterior wall external thermal insulation system;

The marks of the components in the drawings are as follows: 1. Base wall, 2. Interface layer, 3. Leveling layer, 4. Adhesive mortar layer, 5. Foamed cement board insulation layer, 6. Internal auxiliary double-layer grid cloth Anti-cracking protective layer, 7. Finishing layer.

Detailed ways

The preferred embodiments of the utility model will be described in detail below in conjunction with the accompanying drawings, so that the advantages and characteristics of the utility model can be more easily understood by those skilled in the art, so that the protection scope of the utility model can be defined more clearly .

Please refer to Fig. 1, the utility model embodiment comprises:

A double-layer mesh cloth composite foam cement board thick plastered external wall external thermal insulation system, including an interface layer 2, a leveling layer 3, and an adhesive mortar layer that are sequentially fixed and connected from the inside to the outside with the base wall 1 as the bottom 4. Foamed cement board insulation layer 5, internal auxiliary double-layer grid cloth anti-crack protection layer 6, facing layer 7, the joints of the foamed cement board in the foamed cement board insulation layer 5 are embedded and filled Seam leveling insulation material, the internal auxiliary double-layer mesh anti-crack protection layer 6 includes the first mesh cloth, anchors, the second mesh cloth and three layers of anti-crack mortar, the first mesh cloth The inner and outer surfaces of the first layer of anti-cracking mortar and anchors are combined with the foamed cement board insulation layer 5, and the second mesh cloth is combined with the first mesh cloth through the second layer of anti-cracking mortar. The outer surface of the second grid cloth is also coated with a third layer of crack-resistant mortar.

Wherein, the interface layer 2 is interface mortar, and the thickness of the interface layer 2 is 2-4 mm.

Wherein, the leveling layer 3 is waterproof mortar, and the thickness of the leveling layer 3 is 12-17 mm.

Wherein, the said finishing layer 7 is composed of flexible water-resistant putty and paint from inside to outside.

Wherein, the thickness of the foamed cement board insulation layer 5 is 30 ~ 50 mm.

Wherein, the thickness of the internal auxiliary double-layer grid cloth anti-crack protective layer 6 is 5-7 mm.

In order to ensure the quality of the project and the appearance of the facade, the utility model adopts a thick plastered double-layer grid cloth structure for the anti-cracking protective layer, which can not only overcome the common quality problems of the thin plastering system such as board marks, anchor bolt marks, and cracks, but also ensure The anchors are on the outside of the mesh cloth, which improves the performance indicators of the external thermal insulation system such as wind pressure resistance, water absorption rate, and impact resistance, and enhances system safety.

The above is only an embodiment of the utility model, and does not limit the patent scope of the utility model. Any equivalent structure or equivalent process conversion made by using the utility model specification and accompanying drawings, or directly or indirectly used in other Related technical fields are all included in the patent protection scope of the present utility model in the same way.

Claims (6)

1. A double-layer grid cloth composite foam cement board thick plastered external wall external thermal insulation system is characterized in that it comprises an interface layer, a leveling layer, and an adhesive layer that are sequentially fixedly connected from the inside to the outside with the base wall body as the bottom. Mortar layer, foamed cement board insulation layer, internal auxiliary double-layer grid cloth anti-crack protection layer, facing layer, the seams of the foamed cement board in the foamed cement board insulation layer are embedded and leveled Insulation material, the internal auxiliary double-layer grid cloth anti-crack protection layer includes the first mesh cloth, anchors, the second mesh cloth and three layers of anti-crack mortar, the inner and outer surfaces of the first mesh cloth The first layer of anti-crack mortar and anchors are respectively combined with the foamed cement board insulation layer, the second mesh cloth is combined with the first mesh cloth through the second layer of anti-crack mortar, and the second mesh cloth is combined with the first mesh cloth through the second layer of anti-crack mortar. The outer surface of the mesh cloth is also coated with a third layer of anti-crack mortar. 2. The double-layer grid cloth composite foamed cement board thick plastered external wall external thermal insulation system according to claim 1, is characterized in that, described interface layer is interface mortar, and the thickness of described interface layer is 2. ~4 mm. 3. The double-layer grid cloth composite foamed cement board thick plastered exterior insulation system according to claim 1, wherein the described leveling layer is waterproof mortar, and the thickness of the described leveling layer is 12 ~17 mm. 4. The double-layer grid cloth composite foamed cement board thick plastered exterior wall insulation system according to claim 1, characterized in that, the decorative surface layer includes flexible water-resistant putty and paint from the inside to the outside. . 5. The external thermal insulation system of double-layer grid cloth composite foamed cement board thick plastered exterior wall according to claim 1, it is characterized in that, the thickness of described foamed cement board thermal insulation layer is 30～50 mm. 6. The double-layer grid cloth composite foamed cement board thick plastered exterior insulation system according to claim 1, characterized in that, the thickness of the internal auxiliary double-layer grid cloth anti-crack protection layer is 5. ~7 mm.

Images