CN215563462U

CN215563462U - Heat insulation system for wall surface

Info

Publication number: CN215563462U
Application number: CN202121323447.4U
Authority: CN
Inventors: 周明; 张恺; 王志峰; 黄小军
Original assignee: Hangzhou Xize New Material Technology Co ltd
Current assignee: Hangzhou Xize New Material Technology Co ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2022-01-18
Anticipated expiration: 2031-06-15

Abstract

The utility model discloses a heat insulation system for a wall surface, which comprises a substrate layer, wherein a low-radiation coating is arranged outside the substrate layer, a nano-hole heat insulation coating is arranged outside the low-radiation coating, a waterproof alkali-resistant layer is arranged outside the nano-hole heat insulation coating, and a reflective heat insulation coating is arranged outside the waterproof alkali-resistant layer. The utility model can effectively reduce heat radiation heat transfer and reflection heat transfer, has convenient construction, thin coating, no seam, good adhesive force, can integrate heat insulation, water resistance and mildew resistance, and has very high comprehensive energy-saving benefit.

Description

Heat insulation system for wall surface

Technical Field

The utility model relates to the technical field of wall surface heat preservation, in particular to a heat insulation system for a wall surface.

Background

With the development of science and technology, various new materials are applied to buildings, and the building heat insulation product can solve the heat insulation problem and reduce the civil engineering cost. The heat insulation product is a new industry which is just beginning to be popularized, in areas with developed economy such as big cities in China, the country has compelled to require energy conservation and heat preservation of houses and public buildings, along with the increasing of energy conservation and emission reduction, the range of realizing building energy conservation is continuously expanded, and the heat insulation product has wide market prospect and huge market space.

The way of heat passing through the wall body is solid phase heat conduction, gas phase heat conduction and radiation heat transfer. The existing heat preservation and insulation structures in the market at present are reflective heat insulation, the effect of heat preservation inside an object is achieved by reflecting infrared rays of the sun, and the heat preservation and insulation effect is not good.

Disclosure of Invention

The utility model aims to provide a heat insulation and preservation system for a wall surface, which can effectively reduce heat radiation heat transfer and reflection heat transfer, is convenient to construct, has thin coating, no seam and good adhesive force, can integrate heat insulation, water resistance and mould resistance, and has very high comprehensive energy-saving benefit.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the utility model provides a thermal-insulated heat preservation system for wall, includes the base member layer, the base member layer is equipped with the low-emissivity coating outward, is equipped with the nanopore thermal-insulated coating outward on the low-emissivity coating, is equipped with waterproof alkali-resistant layer outward on the nanopore thermal-insulated coating, is equipped with reflective thermal-insulated coating outward on the waterproof alkali-resistant layer.

Preferably, the thickness of the low-radiation coating is 0.3-0.5 mm. The primary function of the low-emissivity coating is to reduce the loss of heat from the wall surface through its own thermal radiation.

Preferably, the thickness of the nanoporous thermal barrier coating is 8-12 mm. The primary function of the nanoporous thermal barrier coating is to reduce heat loss from the wall through heat conduction.

Preferably, the nanoporous thermal barrier coating has a porosity of 90-95%. Due to the ultrahigh proportion of porosity, the volume ratio of the solid material is extremely low, the phonon transmission path is increased for solid phase heat conduction, the transmission path is changed, the interface barrier is increased, and the solid phase heat conduction process is strongly inhibited.

Preferably, the thickness of the waterproof alkali-resistant layer is 0.3-0.5 mm.

Preferably, the thickness of the reflective thermal insulation coating is 0.2-0.5 mm. The reflective heat insulation coating mainly plays a role in shielding external heat sources such as solar radiation in summer (suitable for an outer wall heat insulation coating) and heat radiation of indoor heating equipment in winter (suitable for an inner wall heat insulation coating) from permeating through a wall body in a reflective mode, so that the high-efficiency heat insulation effect is achieved.

Preferably, the substrate layer is a wall surface.

The utility model has the beneficial effects that: the coating can effectively reduce heat radiation heat transfer and reflection heat transfer, is convenient to construct, has thin coating, no seam and good adhesive force, can integrate heat insulation, water resistance and mildew resistance, and has very high comprehensive energy-saving benefit. .

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present invention.

Detailed Description

The technical solution of the present invention will be further specifically described below by way of specific examples.

In the present invention, the raw materials and equipment used are commercially available or commonly used in the art, unless otherwise specified. The methods in the following examples are conventional in the art unless otherwise specified.

The material formula of the low-radiation coating comprises the following components in parts by weight: 30-35 parts of flake aluminum powder, 35-40 parts of polyolefin resin, 20 parts of water, 1-2 parts of acrylate leveling agent, 2-3 parts of carboxymethyl cellulose and 2-4 parts of silane coupling agent.

The material formula of the nano-pore super heat-insulating coating comprises the following components in parts by weight: 5-8 parts of MCM-41 molecular sieve, 5-10 parts of hollow glass beads, 30-40 parts of acrylic resin, 30-50 parts of water, 1-3 parts of carboxymethyl fiber and 2-3 parts of silane coupling agent.

The waterproof alkali-resistant layer material is a commercially available water-based acrylic coating.

The material formula of the reflective heat insulation coating comprises the following components in parts by weight: 20-30 parts of titanium dioxide, 6-8 parts of hollow glass beads, 3-5 parts of silica microspheres, 30-40 parts of acrylic resin, 20-40 parts of water, 2-3 parts of an acrylate leveling agent, 1-3 parts of carboxymethyl fibers and 2-4 parts of a silane coupling agent.

Example 1:

the heat insulation system for the wall surface as shown in fig. 1 comprises a substrate layer 1, wherein the substrate layer is the wall surface, a low-radiation coating 2 is arranged outside the substrate layer, and the thickness of the low-radiation coating is 0.3 mm.

And a nano-pore heat-insulating coating 3 is arranged outside the low-radiation coating, and the thickness of the nano-pore heat-insulating coating is 8 mm. The porosity of the nano-pore heat-insulating coating is about 90%.

And a waterproof alkali-resistant layer 4 is arranged outside the nano-pore heat-insulating coating, and the thickness of the waterproof alkali-resistant layer is 0.3 mm.

And a reflective heat-insulating coating 5 is arranged outside the waterproof alkali-resistant layer, and the thickness of the reflective heat-insulating coating is 0.2 mm.

Example 2:

the heat insulation system for the wall surface as shown in fig. 1 comprises a substrate layer 2, wherein the substrate layer is the wall surface, a low-radiation coating 3 is arranged outside the substrate layer, and the thickness of the low-radiation coating is 0.5 mm.

And a nano-pore heat-insulating coating 4 is arranged outside the low-radiation coating, and the thickness of the nano-pore heat-insulating coating is 2 mm. The porosity of the nano-pore heat-insulating coating is about 93%.

And a waterproof alkali-resistant layer 5 is arranged outside the nano-pore heat-insulating coating, and the thickness of the waterproof alkali-resistant layer is 0.5 mm.

And a reflective heat-insulating coating 6 is arranged outside the waterproof alkali-resistant layer, and the thickness of the reflective heat-insulating coating is 0.5 mm.

Example 3:

the heat insulation system for the wall surface as shown in fig. 1 comprises a substrate layer 1, wherein the substrate layer is the wall surface, a low-radiation coating 2 is arranged outside the substrate layer, and the thickness of the low-radiation coating is 0.4 mm.

And a nano-pore heat-insulating coating 3 is arranged outside the low-radiation coating, and the thickness of the nano-pore heat-insulating coating is 10 mm. The porosity of the nano-pore heat-insulating coating is about 95%.

And a waterproof alkali-resistant layer 4 is arranged outside the nano-pore heat-insulating coating, and the thickness of the waterproof alkali-resistant layer is 0.4 mm.

And a reflective heat-insulating coating 5 is arranged outside the waterproof alkali-resistant layer, and the thickness of the reflective heat-insulating coating is 0.35 mm.

The utility model has the advantages of environmental protection, energy saving, convenient construction and low construction cost. The indoor and outdoor temperature difference can be increased by more than 5-10 ℃ than the original temperature difference by only coating the inner wall or the outer wall of the building, so that the house is warm in winter and cool in summer.

The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the utility model as set forth in the claims.

Claims

1. A thermal insulation system for a wall surface, comprising a substrate layer, characterized in that: the low-radiation heat-insulation coating is arranged outside the matrix layer, the nano-hole heat-insulation coating is arranged outside the low-radiation coating, the waterproof alkali-resistant layer is arranged outside the nano-hole heat-insulation coating, and the reflective heat-insulation coating is arranged outside the waterproof alkali-resistant layer.

2. A thermal insulation system for a wall surface according to claim 1, wherein: the thickness of the low-radiation coating is 0.3-0.5 mm.

3. A thermal insulation system for a wall surface according to claim 1, wherein: the thickness of the nano-pore heat-insulating coating is 8-12 mm.

4. A thermal insulation system for a wall surface according to claim 1 or 3, wherein: the porosity of the nanoporous thermal insulation coating is 90-95%.

5. A thermal insulation system for a wall surface according to claim 1, wherein: the thickness of the waterproof alkali-resistant layer is 0.3-0.5 mm.

6. A thermal insulation system for a wall surface according to claim 1, wherein: the thickness of the reflective heat insulation coating is 0.2-0.5 mm.

7. A thermal insulation system for a wall surface according to claim 1, wherein: the substrate layer is a wall surface.