CN219060404U

CN219060404U - Vacuum heat insulation composite heat preservation plate

Info

Publication number: CN219060404U
Application number: CN202222428268.8U
Authority: CN
Inventors: 章健; 曹仁慧; 汪申学
Original assignee: Anhui Langlitong New Material Application Co ltd
Current assignee: Anhui Langlitong New Material Application Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-05-23
Anticipated expiration: 2032-09-14

Abstract

The utility model discloses a vacuum heat-insulating composite heat-insulating board, which relates to the field of wall heat-insulating decorative boards, and comprises a vacuum heat-insulating board, wherein a hardening protective shell is uniformly wrapped and fixedly arranged outside the vacuum heat-insulating board, the vacuum heat-insulating board is prepared by vacuum-pumping and plastic-packaging a core material coated by a high-barrier film, and the core material is made of silicon dioxide or glass fiber. And further, the pre-support assemblies are arranged at four corners of the vacuum insulation panel, the vacuum insulation panel is suspended and supported before grouting by the pre-support assemblies, and the vacuum insulation panel and the pre-support assemblies are wrapped in the hardened protective shell after compression molding. The pre-support component not only can prevent the vacuum insulation panel from shifting during filling molding in the process of preparing the plate, but also can increase the binding force of the vacuum insulation panel and the hardening protective shell. The wall surface mounting method is simple in wall surface mounting operation, mounting can be completed only by fixing four corners of the plate through the anchors, and the surface is flat, so that the wall surface mounting method can directly carry out painting operation, and is time-saving and labor-saving.

Description

Vacuum heat insulation composite heat preservation plate

Technical Field

The utility model relates to the field of wall surface heat preservation decorative plates, in particular to a vacuum heat insulation composite heat preservation plate and application thereof.

Background

The vacuum heat insulation plate is a novel heat insulation plate, has lower heat conductivity coefficient, greatly reduces the thickness compared with the traditional foaming heat insulation plate, and is very suitable for heat insulation decoration of building wall surfaces. However, the heat preservation effect of the vacuum insulation panel depends on the vacuum state inside the high-barrier film, once the high-barrier film is damaged and leaks air, the heat preservation effect of the vacuum insulation panel is lost, the inner fiber core layer is expanded, the thickness of the vacuum insulation panel is greatly increased, and if the surface of the vacuum insulation panel is plastered with putty, gypsum or paint and other materials at this time, cracks are inevitably generated on the wall surface along with the expansion of the vacuum insulation panel, so that the facing layer falls off and other problems are caused. There is a need for improvements in vacuum insulation panels to accommodate the application requirements of wall construction.

Disclosure of Invention

The utility model aims to provide a vacuum heat-insulating composite heat-preserving plate and application thereof, which solve the defect that a common vacuum heat-insulating plate is damaged and expanded when being applied to a wall surface, and influence the application of the vacuum heat-insulating plate in wall surface construction.

In order to solve the problems, the utility model provides the following technical scheme:

a vacuum heat-insulating composite heat-preserving plate comprises a vacuum heat-insulating plate, wherein a hardening protective shell is uniformly wrapped and fixedly arranged outside the vacuum heat-insulating plate.

Preferably, the vacuum insulation panel is prepared by vacuum-pumping and plastic-packaging a core material coated by a high-barrier film, the core material is made of silicon dioxide or glass fiber, the high-barrier film comprises an outer layer film, a middle layer film and an inner layer film which are sequentially arranged from outside to inside, the outer layer film is made of nylon or PVC, the middle layer film is formed by compounding at least one of a VMPET film, a PVDC film, a PVA film, a PP film and a PVC film, and the inner layer film is made of PE.

Preferably, the hardened protective shell is made of perlite insulation board.

Preferably, square pre-support components are arranged at four corners of the vacuum insulation panel, the pre-support components are used for suspending the vacuum insulation panel before grouting, positioning pipes are arranged at outer corners between the pre-support tissues, anchor nails are arranged in the positioning pipes, the hardening protective shell is coated outside the vacuum insulation panel and the pre-support components, and two ends of the positioning pipes are respectively opened from the top surface and the bottom surface of the hardening protective shell.

Preferably, the pre-support assembly comprises hollow corner blocks, the corner blocks are inserted and fixed at four corners of the vacuum insulation panel, the positioning pipes are arranged on outer corners of the corner blocks, and support blocks are arranged on the top surface, the bottom surface, the outer end surface and the outer side surface of the corner blocks.

Preferably, one side of the hardened protective shell is provided with a slot, and the other side is provided with a cutting.

The application of the vacuum heat-insulating composite heat-insulating board is that the vacuum heat-insulating composite heat-insulating board is used as a heat-insulating layer to be arranged on an outer wall, a heat-insulating box, a refrigerator or a cold chain logistics vehicle.

The utility model has the advantages that:

according to the utility model, the hard protective shell made of perlite is coated outside the vacuum insulation panel, and the high-resistance film of the vacuum insulation panel is protected by the hard protective shell, so that the problems of damage, air leakage and expansion of the vacuum insulation panel in the construction process can be effectively prevented, and the vacuum insulation panel can be better applied to wall heat preservation construction operation.

The wall surface mounting method is simple in operation, can be directly paved and adhered on the wall surface, can finish mounting through fixing four corners of the plate through the anchor nails, and can directly perform painting operation due to flat surface, so that time and labor are saved. The corner blocks and the supporting blocks can not only pre-support the vacuum insulation panel in the process of preparing the panel and prevent the problem of uneven thickness of the hardening protective shell caused by the movement of the vacuum insulation panel in grouting, but also prevent the problem of separation of the vacuum insulation panel and the hardening protective shell caused by the smooth film surface of the vacuum insulation panel due to the fact that the supporting blocks are embedded in the hardening protective shell.

Drawings

Fig. 1 is a cross-sectional view of the vacuum insulation composite insulation panel prepared in example 1.

Fig. 2 is a schematic view of the overall structure of the vacuum insulation composite insulation board prepared in example 2.

Fig. 3 is a top view of the improved vacuum insulation composite insulation board.

Fig. 4 is a cross-sectional view taken along A-A in fig. 3.

Fig. 5 to 7 are schematic views showing the internal connection of the pre-support assembly and the vacuum insulation panel at different angles.

Fig. 8 is a vacuum insulation composite heat preservation plate in a normal mounting mode.

The device comprises a 1-hardening protective shell, 11-slots, 12-cutting bars, 2-corner blocks, 21-supporting blocks, 22-positioning pipes, 3-anchors and 4-vacuum insulation panels.

Detailed Description

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

Example 1

As shown in fig. 1, the vacuum heat-insulating composite heat-preserving board comprises a vacuum heat-insulating board 4, wherein a hardening protective shell 1 is uniformly wrapped and fixedly connected outside the vacuum heat-insulating board.

The vacuum insulation panel 4 is prepared by vacuum-pumping and plastic packaging of a core material coated by a high-barrier film, the core material is made of silicon dioxide or glass fiber, the high-barrier film is formed by compounding an outer layer film, a middle layer film and an inner layer film, the outer layer film is made of nylon or PVC, the middle layer film is formed by compounding at least one of a VMPET film, a PVDC film, a PVA film, a PP film and a PVC film, and the inner layer film is made of PE; the hardening protective shell 1 adopts a perlite insulation board.

The processing process of the vacuum heat insulation composite heat preservation plate is as follows:

spreading a layer of granule on the bottom of the female die, placing the vacuum heat-insulating plate 4 on the granule and positioning the granule in the center of the female die, continuously filling the granule until the granule completely covers the vacuum heat-insulating plate 4, vibrating and compacting while filling, performing compression molding after filling, demolding after compression molding, taking out a plate blank, and drying and hardening the plate blank to obtain the vacuum heat-insulating composite heat-insulating plate. At this time, the surface of the vacuum insulation panel 4 is uniformly coated with a layer of hard protective shell, namely the hard protective shell 1, so that the risk of damage and expansion of the vacuum insulation panel 4 is reduced due to the protective effect of the hard protective shell 1 in the construction process. And the hardened protective shell 1 has a flat surface, so that the wall surface can be directly plastered.

The granule is formed by mixing 86 weight percent of perlite particles, 4.5 weight percent of epoxy resin glue and 9.5 weight percent of water.

Example 2

As shown in fig. 2 to 7, on the basis of embodiment 1, square pre-support components are respectively arranged at four corners of the vacuum insulation panel 4, the pre-support components are used for suspending and supporting the vacuum insulation panel 4 before grouting, positioning pipes 22 are respectively arranged at outer corners between the pre-support tissues, anchor nails 3 are arranged in the positioning pipes 22, the hardening protective shell 1 is uniformly wrapped and fixedly arranged outside the vacuum insulation panel 4 and the pre-support components, and two ends of the positioning pipes 22 are respectively opened from the top surface and the bottom surface of the hardening protective shell 1. The pre-supporting assembly comprises hollow corner blocks 2, the corner blocks 2 are fixedly connected to four corners of the vacuum insulation panel 4 in an inserting mode, positioning pipes 22 are arranged on outer corners of the corner blocks 2, and supporting blocks 21 are arranged on the top face, the bottom face, the outer end face and the outer side face of the corner blocks 2. The plurality of support blocks 21 on the corner block 2 not only can support and position the vacuum insulation panel 4, but also can improve the combination stability of the vacuum insulation panel 4 and the hardening protective shell 1 and prevent the vacuum insulation panel 4 from being separated from the hardening protective shell 1 caused by the smooth film surface of the vacuum insulation panel 4.

In this embodiment, a slot 11 is provided on one side of the hardened protective shell 1, and a cutting 12 is provided on the other side. The design of slot 11 and cutting 12 can be convenient when the board is installed for the whole planarization of wall after the installation is better.

In this embodiment, the surface of the support block 21 is rough. The roughened surface can better bond the support block 21 with the particulate material, improving the overall bond strength.

The processing process of the vacuum heat insulation composite heat preservation plate in the embodiment is as follows:

the four corner blocks 2 are inserted into four corners of the vacuum insulated panel 4 and bonded by glue, then the vacuum insulated panel 4 with the corner blocks 2 bonded at the four corners is placed in a female die, at the moment, the vacuum insulated panel 4 is suspended and positioned in the center of the female die due to the action of the supporting blocks 21, so that when granules are filled into the female die, the periphery of the vacuum insulated panel 4 can be just embedded into the granules, vibration compaction is carried out while filling the granules, compression molding is carried out after filling is finished, a plate blank is taken out after compression molding,

and drying and hardening the plate blank to obtain the vacuum heat-insulating composite heat-preserving plate. At this time, the surface of the vacuum insulation panel 4 is uniformly coated with a layer of hard protective shell, namely the hard protective shell 1.

The granule is formed by mixing 86 weight percent of perlite particles, 4.5 weight percent of epoxy resin glue and 9.5 weight percent of water. True sense

The wall construction process of the hollow heat-insulating composite heat-preserving board comprises the following steps:

the vacuum heat-insulating composite heat-insulating board is aligned to the mounting position on the wall surface, special adhesive mortar is uniformly applied to the back surface of the hardening protective shell 1, and then the four corners of the vacuum heat-insulating composite heat-insulating board are fixed on the wall by penetrating the positioning pipes 22 through the anchor nails 3, and at the moment, the whole board is bonded with the wall surface through the adhesive mortar. When a plurality of plates are mounted, inserting the cutting 12 of the following plate into the slot 11 of the mounted plate, and repeating the mounting operation.

Of course, as shown in fig. 8, the positioning tube 22 can be filled with foam glue for sealing, so that the vacuum insulation composite heat-preservation board is directly hung on the wall surface by a conventional method similar to tile paving, and is not fixed by the anchor nails 3.

The vacuum heat-insulating composite heat-insulating board can be used as a heat-insulating layer and arranged on an outer wall, an incubator, a refrigerator or a cold-chain logistics vehicle.

It will be appreciated by those skilled in the art that the present utility model can be carried out in other embodiments without departing from the spirit or essential characteristics thereof. Accordingly, the above disclosed embodiments are illustrative in all respects, and not exclusive. All changes that come within the scope of the utility model or equivalents thereto are intended to be embraced therein.

Claims

1. The vacuum heat-insulating composite heat-preserving plate is characterized by comprising a vacuum heat-insulating plate (4), wherein a hardening protective shell (1) is uniformly wrapped and fixedly connected outside the vacuum heat-insulating plate (4);

the vacuum insulation panel (4) is prepared by vacuum-pumping and plastic packaging of a core material coated by a high-barrier film, the core material is made of silicon dioxide or glass fiber, the high-barrier film comprises an outer layer film, a middle layer film and an inner layer film which are sequentially arranged from outside to inside, the outer layer film is made of nylon or PVC, the middle layer film is formed by compounding at least one of a VMPET film, a PVDC film, a PVA film, a PP film and a PVC film, and the inner layer film is made of PE; the hardening protective shell (1) adopts a perlite insulation board.

2. The vacuum heat insulation composite heat preservation plate according to claim 1, characterized in that square pre-support components are arranged at four corners of the vacuum heat insulation plate (4), the pre-support components are used for suspending and supporting the vacuum heat insulation plate (4) before grouting, positioning pipes (22) are arranged at outer corners between the pre-support tissues, anchors (3) are arranged in the positioning pipes (22), the hardening protective shell (1) is coated outside the vacuum heat insulation plate (4) and the pre-support components, and two ends of the positioning pipes (22) are opened from the top surface and the bottom surface of the hardening protective shell (1) respectively.

3. The vacuum heat insulation composite heat preservation plate according to claim 2, wherein the pre-support assembly comprises hollow corner blocks (2), the corner blocks (2) are inserted and fixed at four corners of the vacuum heat insulation plate (4), the positioning pipes (22) are arranged on outer corners of the corner blocks (2), and support blocks (21) are arranged on the top surface, the bottom surface, the outer end surfaces and the outer side surfaces of the corner blocks (2).

4. The vacuum heat insulation composite heat preservation plate according to claim 1 is characterized in that a slot (11) is arranged on one side of the hardening protective shell (1), and a cutting (12) is arranged on the other side of the hardening protective shell.