CN210342505U

CN210342505U - Double-vacuum heat-insulation decorative plate

Info

Publication number: CN210342505U
Application number: CN201920274223.5U
Authority: CN
Inventors: 吴维慧
Original assignee: Shandong Xintai Energy Saving Technology Co ltd
Current assignee: Shandong Xintai Energy Saving Technology Co ltd
Priority date: 2019-03-05
Filing date: 2019-03-05
Publication date: 2020-04-17
Anticipated expiration: 2029-03-05

Abstract

The utility model discloses a double vacuum heat-insulating decorative board, which comprises an inner layer vacuum heat-insulating board, wherein two longitudinal opposite sides of a composite air barrier film are thermally pressed to form a longitudinal pressing strip and form a cylinder shape, a core material is filled into the composite air barrier film, the rear end portion is thermally pressed to upwards turn over to form a turning-over pressing strip, the turning-over pressing strip and the longitudinal pressing strip are both positioned on the lower surface of the inner layer vacuum heat-insulating board, the lower surface of the vacuum heat-insulating board is also adhered with an ore cotton fiber board with set strength, the inner layer vacuum heat-insulating board and the ore cotton fiber board are filled into an outer layer glass fiber air barrier film which is in the cylinder shape for, the upper surface of the inner layer vacuum insulation plate is attached to the upper surface of the inner cavity of the outer layer glass fiber gas barrier film, the lower surface of the mineral wool fiber board is attached to the outer layer, the problem that the air inlet bag expansion of the vacuum insulation plate is expanded and bulges can be effectively avoided, and the lower surface of the inner cavity of the glass fiber gas barrier film is attached to the lower surface of the outer layer glass fiber gas barrier film. The utility model discloses it is effectual to insulate against heat to keep warm, has the advantage of avoiding panel to drop, increase of service life.

Description

Double-vacuum heat-insulation decorative plate

Technical Field

The utility model relates to a two vacuum insulation decorative boards.

Background

The heat-insulation decorative plate external wall heat-insulation system is composed of a heat-insulation decorative plate, bonding mortar, anchoring pieces, caulking materials and sealant, and is installed on the surface of an external wall of a building, so that the function of integrating heat insulation and decoration of the external wall is realized. The traditional heat-insulating decorative board is formed by compounding a heat-insulating material and a panel with a decorative surface, wherein the heat-insulating material mainly comprises organic heat-insulating materials such as a molded polystyrene board, an extruded polystyrene board and a rigid foam polyurethane board or inorganic heat-insulating materials such as rock wool, and the panel mainly comprises a calcium silicate board, a cement pressure board, a thin stone and the like.

The applicant discloses in previous patents a vacuum insulation decorative board formed by vacuum pumping, which comprises a core material and a composite air barrier film, wherein the core material is a fiber board or a mineral wool board or a light board made of powder materials, the core material is formed into an integral insulation decorative board by vacuum pumping and a pressing process, the composite air barrier film is formed by compounding glass fiber cloth, a PA film, an aluminum foil, a PET film and a PE film, the composite air barrier film contains the aluminum foil, the aluminum foil has certain heat conductivity and beneficial air barrier performance, the exposed outer surface of the composite air barrier film can conduct partial heat, so that the heat insulation coefficient of the composite air barrier film cannot completely reach an ideal state, and when mortar is adopted for adhesion, the surface of the composite air barrier film is easily damaged by sand stones in the mortar, so that the vacuum failure is caused, and the falling phenomenon or the problem of poor heat insulation effect is caused.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a can reach thermal-insulated heat preservation effect completely and effectively prevent the damaged two vacuum insulation decorative board of compound choke membrane.

In order to solve the technical problem, the provided double-vacuum heat-insulation decorative plate comprises an inner-layer vacuum heat-insulation plate consisting of a core material and a composite gas barrier film, wherein two longitudinal opposite sides of the composite gas barrier film are subjected to hot pressing to form longitudinally arranged longitudinal pressing strips and enable the composite gas barrier film to form a cylindrical shape, after the core material is filled into the cylindrical composite gas barrier film, the end part of the composite gas barrier film is subjected to hot pressing and then upwards folded to form a folding pressing strip, and the double-vacuum heat-insulation decorative plate is characterized in that: the lower surface of the inner layer vacuum insulation panel is attached with an ore cotton fiberboard with set strength, the inner layer vacuum insulation panel and the ore cotton fiberboard are placed into a cylindrical outer layer glass fiber gas barrier film for vacuumizing, the upper surface of the inner layer vacuum insulation panel is attached to the upper surface of an inner cavity of the outer layer glass fiber gas barrier film, and the lower surface of the ore cotton fiberboard is attached to the lower surface of the inner cavity of the outer layer glass fiber gas barrier film.

After adopting above-mentioned structure, during the use, this two vacuum insulation decorative board's lower part surface pastes and leans on the wall body, owing to set up the mineral wool fiberboard, it has certain settlement intensity, the fine gas barrier membrane of outer glass is again with above-mentioned inlayer vacuum insulation panels and mineral wool fiberboard parcel, therefore it has stopped the compound gas barrier membrane of aluminium system and has pasted and lean on the wall, prevent that it from carrying out heat-conduction, make full use of the gas barrier performance of compound gas barrier membrane, and adopted the secondary evacuation, the thermal insulation performance of whole vacuum insulation decorative board has been strengthened, the mineral wool limiting plate of setting has effectively blockked inlayer vacuum insulation panels and has pasted the problem of pasting the mortar, avoid appearing the problem of breaking of compound gas barrier membrane, prevent the problem that the bag that rises of admitting air that gets into inlayer vacuum insulation panel, and improve the utility model discloses a performance and.

And a decorative plate is adhered to the outer surface of the upper part of the outer layer glass fiber air barrier film.

The outer layer glass fiber gas barrier film is formed by compounding glass fiber cloth, a PA film and a PE film which are sequentially arranged from outside to inside, and the core material is a light heat insulation plate made of fiber materials or powder materials.

The compressive strength of the mineral wool fiberboard is not less than 0.15 MPa.

To sum up, the utility model discloses thermal-insulated heat preservation is effectual, can effectively avoid appearing vacuum insulation panels's the problem that the bag that rises of admitting air rises, has the advantage of avoiding panel to drop, increase of service life.

Drawings

The invention will be further described with reference to the accompanying drawings:

fig. 1 is a schematic structural view of a cross-section of an embodiment of the present invention;

FIG. 2 is a schematic diagram illustrating a process for manufacturing the inner vacuum insulation panel in the embodiment of FIG. 1;

FIG. 3 is a schematic sectional view taken along line A-A of FIG. 3;

FIG. 4 is a schematic structural view taken along line B-B in FIG. 3;

fig. 5 is a cross-sectional view of the outer glass fiber gas barrier film.

Detailed Description

Referring to fig. 1 and 2, the present invention provides an embodiment of a double vacuum insulation decorative panel, the vacuum heat insulation plate comprises an inner layer vacuum heat insulation plate 10 consisting of a core material 2 and a composite gas barrier film 1, wherein two longitudinal opposite sides of the composite gas barrier film 1 are subjected to hot pressing to form a longitudinal pressing strip 11 which is longitudinally arranged and the composite gas barrier film is formed into a cylindrical shape, after the core material is arranged in the cylindrical composite gas barrier film, the end portions of the composite gas barrier film are thermally pressed and then folded upwards to form folded and pressed strips 12, specifically, the getter is filled in the core material or on the surface of the core material, the core material and the getter can be arranged in the composite gas barrier film 1, the getter can adopt a non-evaporable getter or a composite getter, such as a zirconium-aluminum 16 getter, a zirconium-graphite getter, a zirconium-nickel getter, a zirconium-iron-vanadium getter or a composite getter composed of a barium-aluminum alloy and zirconium-aluminum 16, for the purpose of obtaining or maintaining a vacuum state in the composite gas barrier film; the composite gas barrier film is formed by compounding glass fiber cloth, a PA film, an aluminum foil, a PET film and a PE film, the composite process and structure are the prior art, the core material 2 is a light plate made of fiber material or powder material, the powder can be silica powder, gas phase silica and aerogel powder material, the fiber material can adopt glass fiber and other materials, the folded pressing strips 11 and the longitudinal pressing strips 12 are both positioned on the lower surface of the inner vacuum insulation panel 10, the lower surface of the inner layer vacuum insulation panel 10 is adhered with a mineral wool fiberboard 20 with a set strength, the inner layer vacuum insulation panel 10 and the mineral wool fiberboard 20 are put into a cylindrical outer layer glass fiber gas barrier film 30 and vacuumized, the upper surface of the inner vacuum insulation panel 10 is attached to the upper surface of the inner cavity of the outer glass fiber gas barrier film 30, and the lower surface of the mineral wool fiber board 20 is attached to the lower surface of the inner cavity of the outer glass fiber gas barrier film 30. The mineral wool fiberboard has certain tensile strength and flexural strength, and the compressive strength is not less than 0.15 MPa.

Referring to fig. 2 to 4, the inner layer vacuum insulation panel is formed by placing the core material 2 in the composite gas barrier film 1, for example, in the state of a in fig. 2, forming the longitudinal press-fitting strips 11 longitudinally arranged and the composite gas barrier film into a cylindrical shape by means of a device, for example, in the state of b in fig. 2, placing the core material in the cylindrical composite gas barrier film, thermally pressing the ends of the cylindrical composite gas barrier film, and then turning up the ends to form the folded press-fitting strips 12, the folded press-fitting strips 12 being folded over to the outer surface (upper surface in the figure) of the composite gas barrier film, pressing down the longitudinal press-fitting strips 11 to the surface of the composite gas barrier film while turning up the folded strips, forming the state of c in fig. 2, and performing a vacuum process during the process, in which the entire core material is completely wrapped in the composite gas barrier film, thereby forming an integral unit that no longer requires an adhesive to bond it. In addition, the structure after the hot pressing enables the whole composite gas barrier film to form a sealed pocket, and even if the vacuum fails, the delamination phenomenon can be avoided.

Referring to fig. 1, a decorative plate is adhered to the outer surface of the upper part of the outer glass fiber gas barrier film. Above-mentioned decorative board adopts the carbon chloride stamp aluminum plate, can play effectual decoration and guard action, seals the guard plate and can adopt aluminum plate, iron plate or inorganic board.

Referring to fig. 5, the outer glass fiber gas barrier film 30 is formed by compounding a glass fiber cloth 31, a PA film 32 and a PE film 33, which are sequentially arranged from outside to inside, and the specific compounding process is the prior art, that is, the glass fiber gas barrier film can be a product existing in the market, or can be customized by a manufacturer according to the structural requirements in the figure. Can adopt behind the flaky outer fine choke membrane 30 of outer glass, refer to the technology in figure 2, make it form the fine choke membrane of outer glass of tube-shape, the utility model discloses a whole processing technology can refer to the forming process of inlayer vacuum insulation panel, and it is no longer repeated in detail here.

The utility model discloses can also have other embodiments, other technical scheme that form in the record of claim no longer carry out the repeated description one by one, the utility model discloses do not receive the restriction of above-mentioned embodiment, based on the equivalent change and the part replacement of above-mentioned embodiment are all in the utility model discloses a protection within range.

Claims

1. The utility model provides a two vacuum insulation decorative board, includes the inlayer vacuum insulation panels who comprises core and compound choke membrane, form the vertical pressfitting strip of vertical setting and make compound choke membrane form the tube-shape after two vertical opposite side hot pressfitting of compound choke membrane, pack the core into the compound choke membrane of tube-shape after, the tip hot pressfitting of compound choke membrane is to turning over upward the book and form and turn over a pressfitting strip, characterized by: the lower surface of the inner layer vacuum insulation panel is attached with an ore cotton fiberboard with set strength, the inner layer vacuum insulation panel and the ore cotton fiberboard are placed into a cylindrical outer layer glass fiber gas barrier film for vacuumizing, the upper surface of the inner layer vacuum insulation panel is attached to the upper surface of an inner cavity of the outer layer glass fiber gas barrier film, and the lower surface of the ore cotton fiberboard is attached to the lower surface of the inner cavity of the outer layer glass fiber gas barrier film.

2. The double vacuum insulation decorative panel according to claim 1, wherein: and a decorative plate is adhered to the outer surface of the upper part of the outer layer glass fiber air barrier film.

3. The double vacuum insulation decorative panel according to claim 1, wherein: the outer layer glass fiber gas barrier film is formed by compounding glass fiber cloth, a PA film and a PE film which are sequentially arranged from outside to inside, and the core material is a light heat insulation plate made of fiber materials or powder materials.

4. The double vacuum insulation decorative panel according to any one of claims 1 to 3, wherein: the compressive strength of the mineral wool fiberboard is not less than 0.15 MPa.