CN219240908U

CN219240908U - Heat insulation layered product for building

Info

Publication number: CN219240908U
Application number: CN202223017031.7U
Authority: CN
Inventors: 秦永法; 王韶晖; 蒋学鑫
Original assignee: Bengbu Yishitong Polymer Composite Materials Co ltd
Current assignee: Bengbu Yishitong Polymer Composite Materials Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-06-23
Anticipated expiration: 2032-11-14

Abstract

The utility model belongs to the technical field of heat preservation materials, in particular to a heat-insulating layer for building, which comprises a heat-insulating layer and a rubber layer, wherein at least one surface of the heat-insulating layer is attached to the rubber layer, and the rubber layer is a ceramic silicon rubber layer. The utility model discloses a thermal insulation structure for building, wherein ceramic silicon rubber layer has given the good tear resistance of thermal insulation material; the exposed area of the heat insulation layer is reduced, so that the water absorption rate of the heat insulation material is reduced, and the economic loss caused by water absorption and damp is avoided; the ceramic silicon rubber layer is heated to form a high-strength ceramic layer, so that the impact of flame on the internal heat insulation layer is blocked, the dimensional stability and the fire-resistant integrity of the heat insulation layer are greatly improved, and the service life of the heat insulation material is prolonged.

Description

Heat insulation layered product for building

Technical Field

The utility model relates to the technical field of heat preservation materials, in particular to a heat insulation layer for building.

Background

Traditional heat insulation laminates for buildings comprise rock wool mats, glass wool mats, pre-oxidized fiber mats, aluminum silicate fiber mats and the like, but the materials have common defects, and the comprehensive performance of the materials cannot completely meet the market application requirements. If the heat insulation material has porosity, when the heat insulation material is used as an external wall heat insulation material, moisture is easy to accumulate in the heat insulation material, the structure is damaged due to expansion, and the weight of the heat insulation layer is increased, so that the heat insulation layer falls off to lose performance. In addition, the heat insulation materials have poor high temperature resistance, and can be quickly burned through at the temperature of more than 800 ℃ to generate fire, so that personal and property losses are caused, and how to perfectly solve the defects is a difficult problem to be solved currently.

Disclosure of Invention

In order to overcome the defects in the technology, the utility model provides a heat insulation layered product for building. The high temperature resistance, the water resistance and the assembly convenience of the obtained heat insulation material are greatly improved, and the service cycle is prolonged.

In order to achieve the above purpose, the present utility model is realized by the following technical scheme:

the heat insulation layer for the building comprises a heat insulation layer and a rubber layer, wherein at least one surface of the heat insulation layer is attached to the rubber layer.

The utility model further discloses the following technology:

preferably, the rubber layer is a ceramic silicon rubber layer, and the ceramic silicon rubber layer forms a liquid composite protective film on the surface of the heat insulation layer through a tape casting method.

Preferably, the ceramic silicone rubber layer is a ceramic silicone rubber composite belt composed of ceramic silicone rubber and a support reinforcing layer, and the support reinforcing layer of the composite belt is at least one selected from glass fiber cloth, aramid fiber cloth and graphite fiber cloth.

Preferably, the heat insulating layer includes an inorganic fiber layer.

Wherein the inorganic fiber is at least one selected from the group consisting of alumina fibers, asbestos, mullite fibers, aluminum silicate fibers, calcium silicate fibers, zirconia fibers, boron nitride fibers, glass fibers, carbon fibers, and the like.

Preferably, the heat insulation layer comprises at least one of hollow fillers such as aerogel, expanded vermiculite, expanded perlite, porous or hollow glass beads and the like. The insulating layer may contain only the hollow filler or both the inorganic fiber and the hollow filler.

Preferably, the heat insulation layer comprises one of a pre-oxidized fiber felt heat insulation layer, a glass fiber heat insulation felt layer, an aluminum silicate fiber felt heat insulation layer, a homogeneous plate heat insulation layer, a polystyrene plate heat insulation layer and a rock wool heat insulation layer.

Preferably, the heat insulating layer is a flame-retardant heat insulating layer, and the flame-retardant heat insulating layer comprises a flame retardant. The heat insulating layer may contain both inorganic fibers and flame retardant, may contain both hollow filler and flame retardant, and may contain both inorganic fibers, hollow filler and flame retardant.

The heat insulation sheet can also be used for coating lithium batteries and the like to realize fireproof and flame-retardant effects.

The utility model has the technical effects and advantages that:

the ceramic silicon rubber layer endows the heat insulation material with good tear resistance; the exposed area of the heat insulation layer is reduced, so that the water absorption rate of the heat insulation material is reduced, and the economic loss caused by water absorption and damp is avoided; the ceramic silicon rubber layer is heated to form a high-strength ceramic layer, so that the impact of flame on the internal heat insulation layer is blocked, the dimensional stability and the fire-resistant integrity of the heat insulation layer are greatly improved, and the service life of the heat insulation material is prolonged.

Drawings

FIG. 1 is a cross-sectional view of a heat insulation layer for construction according to example 1 of the present utility model;

FIG. 2 is a cross-sectional view of a heat insulation layer for construction according to example 2 of the present utility model;

FIG. 3 is a cross-sectional view of the heat insulation layer for construction according to examples 3 and 4 of the present utility model;

FIG. 4 is a cross-sectional view of a heat insulation laminate for construction according to example 5 of the present utility model.

Detailed Description

The utility model is further described in connection with the following embodiments in order to make the technical means, the creation features, the achievement of the purpose and the effect of the utility model easy to understand.

The thickness of the rock wool felt heat insulation layer in the following examples is 1cm, the thickness of the composite felt prepared by aluminum silicate fiber and silicon oxide aerogel is 2mm, and the thickness of the ceramic silicon rubber layer is 0.5mm.

The tear strength test in the examples below is referred to GB/T529-2008.

In the following examples, the dimensional stability and the fire resistance integrity were measured by spraying butane flame at 1200 ℃ for 10min (the fire receiving surface is a ceramic silicon rubber layer) and peeling off the ceramic layer after cooling, thereby avoiding the error of experimental results caused by the expansion of the ceramic layer. The calculation formula of the length (width/thickness) dimensional stability is shown as (1):

example 1

As shown in fig. 1, a heat insulation structure for building is provided, which comprises a heat insulation layer 1 and a ceramic silicon rubber layer 2, wherein the heat insulation layer 1 is a rock wool felt. The ceramic silicon rubber layer forms a liquid composite protective film on the surface of the heat insulation layer 1 through a tape casting method.

Example 2

As shown in fig. 2, a heat insulation structure for building is provided, which comprises a heat insulation layer 1 and a ceramic silicon rubber layer 2, wherein the heat insulation layer 1 is a rock wool felt. The heat insulating layer 1 is coated on both sides by the ceramic silicon rubber layer 2. The ceramic silicon rubber layer forms a liquid composite protective film on the surface of the heat insulation layer 1 through a tape casting method.

Example 3

As shown in fig. 3, a heat insulation structure for building is provided, which comprises a heat insulation layer 1 and a ceramic silicon rubber layer 2, wherein the heat insulation layer 1 is a rock wool felt. The heat insulating layer 1 is entirely covered by the ceramic silicon rubber layer 2. The ceramic silicon rubber layer forms a liquid composite protective film on the surface of the heat insulation layer 1 through a tape casting method. Example 4

As shown in fig. 3, the utility model provides a heat insulation structure for building, which comprises a heat insulation layer 1 and a ceramic silicon rubber layer 2, wherein the ceramic silicon rubber layer 2 fully covers the heat insulation layer 1, and the heat insulation layer 1 is a composite felt prepared from aluminum silicate fibers and silicon oxide aerogel. The ceramic silicon rubber layer forms a liquid composite protective film on the surface of the heat insulation layer 1 through a tape casting method.

Example 5

As shown in fig. 4, the utility model provides a heat insulation structure for a building, which comprises a heat insulation layer 1 and a ceramic silicon rubber layer 2, wherein the heat insulation layer 1 is a composite felt prepared from aluminum silicate fibers and silicon oxide aerogel, the ceramic silicon rubber layer 2 is a ceramic silicon rubber composite belt formed by ceramic silicon rubber and a support reinforcing layer 3, and the support reinforcing layer 3 is a glass fiber cloth layer.

Comparative example 1

A rock wool felt.

Comparative example 2

A glass wool felt.

The heat insulation and preservation layered product for building prepared by the utility model is tested, and the specific test results are shown in the following table 1:

TABLE 1 Performance test results

It can be seen from the above table that,

the ceramic silicon rubber layer endows the heat insulation material with good tear resistance;

the exposed area of the heat insulation layer is reduced, so that the water absorption rate of the heat insulation material is reduced, and the economic loss caused by water absorption and damp is avoided;

the ceramic silicon rubber layer is heated to form a high-strength ceramic layer, so that the impact of flame on the internal heat insulation layer is blocked, the dimensional stability and the fire-resistant integrity of the heat insulation layer are greatly improved, and the service life of the heat insulation material is prolonged.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a thermal-insulated heat preservation lamellar object for building which characterized in that: the heat insulation layer is a ceramic silicon rubber layer, the ceramic silicon rubber layer fully covers the heat insulation layer, and a liquid composite protective film is formed on the surface of the heat insulation layer by the ceramic silicon rubber layer.

2. The heat insulation laminate for construction according to claim 1, wherein: the ceramic silicon rubber layer is a ceramic silicon rubber composite belt formed by ceramic silicon rubber and a support reinforcing layer, and the support reinforcing layer of the composite belt is at least one of glass fiber cloth, aramid fiber cloth and graphite fiber cloth.

3. The heat insulation laminate for construction according to claim 1, wherein: the heat insulation layer comprises an inorganic fiber layer.