CN204163229U - A kind of polyphenyl plate composite mortar external thermal insulation system - Google Patents

Abstract

The utility model belongs to insulation outside exterior wall and finishing systems technical field, relate to a kind of polyphenyl plate composite mortar external thermal insulation system, the external surface of base course wall is coated with the leveling layer being brushed with cement mortar, the external surface of leveling layer is adhesive with the tack coat of thick pulpous state adhesive mortar, polyphenyl plate pastes the skin covering leveling layer by tack coat, embeddedly in polyphenyl plate be furnished with crab-bolt, crab-bolt penetrates tack coat and leveling layer successively by polyphenyl plate and base course wall anchor connection; The external surface of polyphenyl plate is coated with and is brushed with >=composite pulp the bed of material that 10mm is thick, can effectively stop fire to occur, the external surface of the composite pulp bed of material is brushed and is shaped with float coat, the external surface of float coat be finish coat; The composite pulp bed of material amount of attaching most importance to is than being glass bead: mortar: water=1:3:3.2, or granulated wool: mortar: water=1:3:5, or glass bead: granulated wool: mortar: water=0.5:0.5:3:4; Rationally, design science, easy construction, service life is of a specified duration, applied widely, environmental friendliness for its structure.

Description

A polystyrene board composite slurry external wall external thermal insulation system

Technical field:

The utility model belongs to the technical field of thermal insulation and decorative surface systems on the outer side of the outer wall, in particular to a polystyrene board composite slurry outer wall thermal insulation system, which is used for fireproofing and thermal insulation on the outer side of the building outer wall.

Background technique:

The full name of polystyrene board is molded polystyrene foam board, also known as EPS board. The polystyrene board commonly used in practice is made by heating and pre-foaming expandable polystyrene beads and then heating them in a mold. Flame retardant polystyrene foam board with closed cell structure. Its interior is an independent closed bubble independent structure, which has excellent properties such as high compression resistance, low water absorption, moisture resistance, airtightness, light weight, corrosion resistance, aging resistance, and low thermal conductivity. It is a high-quality heat insulation commonly used in the construction industry , thermal insulation and flame retardant materials; most of the thermal insulation and finishing systems placed outside the exterior walls of buildings in the existing technology are made of expanded polystyrene boards, adhesives and anchors used when necessary, plastering mortar and resistant Alkaline mesh cloth and paint, etc., the fire performance is not good; for example, a kind of extruded polystyrene board thin plaster exterior insulation system disclosed in Chinese patent 200810041032. mortar, extruded polystyrene board, anti-crack mortar for extruded polystyrene board, hot-dip galvanized steel wire mesh, pallet anchors, tile adhesive, and ceramic tiles, although it solves the problem of adhesion between extruded polystyrene board with smooth sides and other thermal insulation building materials However, it has failed to achieve a better fire and flame retardant function; Chinese patent 200810037242.2 discloses a polystyrene board thin plaster external wall thermal insulation system, and there is an thermal insulation layer and an anti-crack protective layer outside the wall structure layer. And the finish layer, which solves and eliminates the problems of cracks between the anti-crack protection layer and the finish layer, stress concentration and shrinkage deformation of the insulation layer and the crack resistance protection layer, but it also fails to achieve better fire and flame retardancy Performance; In addition, Chinese patent 201010181687.5 discloses a polymer emulsion-silica sol composite plastering mortar for polystyrene board thin plastering external wall external insulation system, which adds Silica sol, ammonia water (or AMP-95 multifunctional additive) and OP-10 emulsifier are used to improve the construction performance of plaster mortar, but they do not improve the fireproof and adhesive performance of polystyrene board; therefore, this utility model seeks to design a The invention relates to an external thermal insulation system of a polystyrene board composite slurry exterior wall, so as to improve the fireproof performance of the thermal insulation system.

Invention content:

The purpose of this utility model is to overcome the shortcomings of poor fireproof performance in the prior art, and seek to design and provide a new polystyrene board composite slurry external wall external insulation system, adding a layer of composite slurry layer on the outside of the polystyrene board to Improve fire protection standards for insulation systems.

In order to achieve the above purpose, the main structure of the polystyrene board composite slurry external wall external insulation system designed by the utility model includes the base wall, leveling layer, adhesive layer, polystyrene board, composite slurry layer, plastering layer, and decorative surface layer and anchor bolts, the outer surface of the base wall is painted with a leveling layer of cement mortar, and the outer surface of the leveling layer is pasted with a bonding layer of thick slurry adhesive mortar, and the polystyrene board is pasted and covered by the bonding layer On the outer layer of the leveling layer, anchor bolts are embedded in the polystyrene board, and the anchor bolts penetrate through the adhesive layer and the leveling layer in turn to anchor the polystyrene board to the base wall; the outer surface of the polystyrene board is painted with ≥ The composite slurry layer with a thickness of 10mm can effectively prevent the occurrence of fire. The outer surface of the composite slurry layer is painted with a plastering layer, and the outer surface of the plastering layer is a finishing layer.

The polystyrene board described in the utility model adopts a polystyrene board with a width≤1200mm and a height≤600mm; the number of anchor bolts per square meter of polystyrene board is 4-8; the weight ratio of the composite slurry layer is vitrified The composite slurry layer formed by microbeads: mortar: water = 1:3:3.2, or the composite slurry layer formed by the weight ratio of granular cotton: mortar: water = 1:3:5, or the vitrified slurry layer formed by the weight ratio Microbeads: granular cotton: mortar: water = 0.5:0.5:3:4 The composite slurry layer formed has good fire and flame retardant properties; It is composed of galvanized welded wire mesh; the finish layer is a finish paint layer or a finish brick.

Compared with the prior art and products, the utility model adds a composite slurry layer to the outer layer of the polystyrene board to achieve excellent functions such as heat preservation, fire prevention, and heat insulation, and greatly reduces the energy consumption of residential heating and cooling, effectively Strengthen the waterproof and moisture-proof function of the wall to protect the main structure of the building; the unique composite slurry layer is a Class A non-combustible material, which can effectively prevent the flame from burning to the combustible insulation layer in case of fire, so as to avoid fire; at the same time, the composite slurry layer also avoids It prevents condensation, freezing, cracks and shedding of the thermal insulation system at low temperatures in winter; its structure is reasonable, its design is scientific, its construction is convenient, its service life is long, its application range is wide, and it is environmentally friendly.

Description of drawings:

Fig. 1 is a schematic diagram of the principle of enlarged longitudinal section of the utility model attached to the wall.

Detailed ways:

Below by embodiment the utility model is described in further detail.

Example:

The main structure of the polystyrene board composite slurry external wall external insulation system involved in this embodiment includes a base wall 1, a leveling layer 2, an adhesive layer 3, a polystyrene board 4, a composite slurry layer 5, a plastering layer 6, a decoration The surface layer 7 and the anchor bolt 8, the outer surface of the base wall 1 is painted with a leveling layer 2, the outer surface of the leveling layer 2 is pasted with a bonding layer 3 of thick slurry adhesive mortar, and the polystyrene board 4 is bonded Layer 3 is pasted and covered on the outer layer of leveling layer 2, and anchor bolts 8 are embedded on the polystyrene board 4, and the anchor bolts 8 penetrate through the adhesive layer 3 and the leveling layer 2 in turn to anchor the polystyrene board 4 and the base wall 1 Connection; the outer surface of the polystyrene board 4 is painted with a composite slurry layer 5 with a thickness of ≥10mm, which can effectively prevent fires from happening. The outer surface of the composite slurry layer 5 is coated with a plastering layer 6, and the plastering layer The outer surface of 6 is a finish layer 7 of conventional structure; the finish layer 6 is composed of a glass fiber mesh built in plaster mortar or a post-hot-dip galvanized welded mesh; the finish layer 7 is a finish paint layer or a finish brick.

The polystyrene board 4 involved in the present embodiment adopts the polystyrene board of width≤1200mm, height≤600mm; The number of anchor bolts 8 on the polystyrene board 4 per square meter is 4-8; The composite slurry layer 5 is the weight The ratio is the composite slurry layer formed by vitrified microbeads: mortar: water = 1:3:3.2, or the composite slurry layer formed by the weight ratio of granular cotton: mortar: water = 1:3:5, or the weight ratio The composite slurry layer formed by the ratio of vitrified microbeads: granular cotton: mortar: water = 0.5:0.5:3:4 has good fire and flame retardant properties.

The construction process of the polystyrene board composite slurry external wall external insulation system involved in this embodiment is as follows: the base wall 1 is leveled to form a leveling layer 2, and the back of the polystyrene board 4 is painted with thick slurry adhesive mortar to form Adhesive layer 3, and then stick the polystyrene board 4 firmly on the leveling layer 2 of the base wall 1 through the adhesive layer 3 according to the method of sticking, and the vertical seams between the polystyrene boards 4 are staggered line by line After the pasting is completed, anchor bolts 8 are installed to fix the polystyrene board 4, and then the outer layer of the polystyrene board 4 is coated with a composite slurry layer 5 to achieve a good fire prevention effect.

Claims (2)

1. A polystyrene board composite slurry external wall thermal insulation system is characterized in that the main structure includes a base wall, a leveling layer, an adhesive layer, a polystyrene board, a composite slurry layer, a plastering layer, a facing layer and Anchor bolts, the outer surface of the base wall is painted with a leveling layer of cement mortar, the outer surface of the leveling layer is pasted with a bonding layer of thick slurry adhesive mortar, and the polystyrene board is pasted on the leveling layer through the bonding layer The outer layer of the polystyrene board is embedded with anchor bolts, and the anchor bolts penetrate the adhesive layer and the leveling layer in turn to anchor the polystyrene board to the base wall; the outer surface of the polystyrene board is painted with a thickness of ≥10mm The composite slurry layer can effectively prevent the occurrence of fire, and the outer surface of the composite slurry layer is painted with a plastering layer, and the outer surface of the plastering layer is a finishing layer. 2. The polystyrene board composite slurry external wall external thermal insulation system according to claim 1, characterized in that the polystyrene board adopts a polystyrene board with a width≤1200mm and a height≤600mm; the anchor bolts on the polystyrene board per square meter The number of them is 4-8; the plastering layer is composed of a glass fiber mesh built into the plastering mortar or a post-hot-dip galvanized welded mesh; the finishing layer is a finishing paint layer or a finishing brick.