阅读说明：本技术 一种蜂窝结构真空保温箱及其加工工艺 (Honeycomb-structure vacuum insulation box and processing technology thereof ) 是由 王宏海 于 2020-04-26 设计创作，主要内容包括：本发明提供了一种蜂窝结构真空保温箱及其加工工艺,蜂窝结构真空保温箱包括箱壳和保温结构,所述保温结构固设在箱壳的内壁,所述保温结构由多块保温板粘合而成,相邻保温板的拼接缝处填充有密封材料,所述保温板包括蜂窝芯和真空保护表层,所述真空保护表层将蜂窝芯包裹在其中,所述真空保护表层上设有抽真空通道,所述真空保护表层的内腔通过抽真空通道对其抽真空,所述抽真空通道的端部设有密封件,该密封件使真空蜂窝板形成密不透气的密闭结构。蜂窝结构真空保温箱的加工工艺为：先切割金属板,再固定保温板,然后拼装金属板,最后密封拼接缝。本发明利用蜂窝芯制成的保温板粘合成保温结构,既保温性能好又易降解。(The invention provides a honeycomb structure vacuum insulation box and a processing technology thereof, the honeycomb structure vacuum insulation box comprises a box shell and an insulation structure, the insulation structure is fixedly arranged on the inner wall of the box shell, the insulation structure is formed by bonding a plurality of insulation boards, a sealing material is filled at a splicing seam of adjacent insulation boards, each insulation board comprises a honeycomb core and a vacuum protection surface layer, the honeycomb core is wrapped in the vacuum protection surface layer by the vacuum protection surface layer, a vacuumizing channel is arranged on the vacuum protection surface layer, the inner cavity of the vacuum protection surface layer is vacuumized through the vacuumizing channel, a sealing element is arranged at the end part of the vacuumizing channel, and the sealing element enables a sealed airtight structure to be formed by the vacuum honeycomb boards. The processing technology of the honeycomb structure vacuum insulation box comprises the following steps: firstly cutting the metal plate, then fixing the heat insulation plate, then assembling the metal plate, and finally sealing the splicing seam. The invention utilizes the heat preservation plates made of the honeycomb cores to be bonded into a heat preservation structure, which has good heat preservation performance and is easy to degrade.)

1. A honeycomb structure vacuum insulation can comprising: case shell and insulation construction, insulation construction sets firmly the inner wall at the case shell, insulation construction is formed by polylith heated board (100) bonding, and the concatenation seam department of adjacent heated board (100) is filled with sealing material, its characterized in that, heated board (100) are including honeycomb core (1) and vacuum protection top layer (2), vacuum protection top layer (2) are wrapped up honeycomb core (1) wherein, be equipped with evacuation passageway (3) on vacuum protection top layer (2), the inner chamber on vacuum protection top layer (2) is through evacuation passageway (3) to its evacuation, the tip of evacuation passageway (3) is equipped with sealing member (4), and this sealing member (4) make the vacuum honeycomb panel form close airtight enclosed construction.

2. The cellular structure vacuum insulation box according to claim 1, characterized in that the insulation board (100) further comprises a waterproof film layer encasing the vacuum protection skin (2) and the sealing element (4) therein.

3. The honeycomb structure vacuum insulation can of claim 1 or 2, characterized in that the honeycomb core (1) is made by bonding corrugated paper into a three-dimensional structure, the three-dimensional structure has a plurality of cavities, each cavity penetrates through the honeycomb core (1) in the thickness direction of the honeycomb core (1), the peripheral wall of the adjacent cavity is provided with through channels (5), and all the through channels (5), all the cavities and the vacuum pumping channel (3) are communicated with each other.

4. The honeycomb structure vacuum insulation can of claim 3, characterized in that the honeycomb core (1) is made by bonding corrugated paper into a three-dimensional structure, the three-dimensional structure has a plurality of cavities, each cavity penetrates through the honeycomb core (1) in the thickness direction of the honeycomb core (1), the peripheral wall of the adjacent cavity is provided with through channels (5), and all the through channels (5), all the cavities and the vacuumizing channel (3) are communicated with each other.

5. The cellular structure vacuum insulation can of claim 3, wherein the corrugated paper is formed by bonding a corrugated paper layer (12) and a corrugated paper layer (11), and the through channels (5) penetrate through the corrugated paper layer (12) and the corrugated paper layer (11).

6. The honeycomb structure vacuum insulation can of claim 1, characterized in that the cross section of the cavity of the honeycomb core (1) is regular hexagon, and the honeycomb core (1) is made by bonding corrugated paper into numerous honeycomb three-dimensional structures in the form of hollow regular hexagon.

7. A processing technology of a honeycomb structure vacuum insulation box is characterized by comprising the following steps:

step one, cutting a metal plate: cutting a metal plate according to the size of the heat preservation box;

step two, fixing the heat insulation plate: fixing each metal plate on the corresponding heat insulation plate, wherein the heat insulation plate comprises a honeycomb core and a vacuum protection surface layer, the honeycomb core is wrapped in the vacuum protection surface layer, and the metal plates are fixed on the vacuum protection surface layer;

step three, assembling the metal plate: completing the assembly of the metal plate fixed with the heat insulation plate in the second step;

step four, sealing the splicing seams: and filling the splicing seams of the adjacent insulation boards with sealing materials.

Technical Field

The invention relates to the field of heat-insulating building materials, in particular to a honeycomb-structure vacuum heat-insulating box and a processing technology thereof.

Background

The polystyrene foam board (EPS) is a white object which is made up by using expandable polystyrene beads containing volatile liquid foaming agent, heating and prefoaming them, and heating-forming them in the mould, and has the structural characteristics of fine closed pores. The polystyrene foam board has the advantages of light weight, shock resistance, falling resistance, heat insulation, sound absorption, heat preservation, self extinguishing, environmental protection, ageing resistance, low cost, easy construction and the like, and is widely applied to the packaging industry.

The EPS heat preservation box is an indispensable heat preservation and fresh-keeping container in the aspects of marine product freezing, vegetable fresh-keeping and the like. However, most EPS insulation boxes belong to disposable consumables, are not easily degraded by self after being discarded, and cause great pollution to the environment.

In view of the above, there is a need to develop a new insulation can to solve the problem that the EPS insulation can not be easily degraded.

Disclosure of Invention

The invention provides a honeycomb structure vacuum insulation box and a processing technology thereof, wherein insulation boards made of honeycomb cores are bonded into an insulation structure, so that the insulation structure is good in insulation performance and easy to degrade.

The technical scheme for realizing the purpose of the invention is as follows:

a honeycomb structure vacuum insulation can comprising: case shell and insulation construction, insulation construction sets firmly the inner wall at the case shell, insulation construction is formed by the bonding of polylith heated board, and the concatenation seam department packing of adjacent heated board has sealing material, the heated board includes honeycomb core and vacuum protection top layer, the honeycomb core parcel is wherein on the vacuum protection top layer, be equipped with the evacuation passageway on the vacuum protection top layer, the inner chamber on vacuum protection top layer is through evacuation passageway to its evacuation, the tip of evacuation passageway is equipped with the sealing member, and this sealing member makes the airtight structure of vacuum honeycomb panel formation.

As a further improvement of the present invention, the insulation board further comprises a waterproof film layer, and the vacuum protection surface layer and the sealing member are covered by the waterproof film layer.

As a further improvement of the invention, the honeycomb core is manufactured by bonding corrugated paper into a three-dimensional structure, the three-dimensional structure is provided with a plurality of cavities, each cavity penetrates through the honeycomb core in the thickness direction of the honeycomb core, the peripheral wall of each adjacent cavity is provided with a through channel, and all the through channels, all the cavities and the vacuumizing channel are communicated with each other.

As a further improvement of the invention, the corrugated paper is formed by bonding a surface paper layer and a wave-shaped corrugated paper layer, and the through channel penetrates through the surface paper layer and the wave-shaped corrugated paper layer.

As a further improvement of the invention, the cross section of the cavity of the honeycomb core is regular hexagon, and the honeycomb core is bonded into a plurality of honeycomb three-dimensional structures in the shape of hollow regular hexagon by using corrugated paper during the manufacturing process.

A processing technology of a honeycomb structure vacuum insulation box comprises the following steps:

step one, cutting a metal plate: cutting a metal plate according to the size of the heat preservation box;

step two, fixing the heat insulation plate: fixing each metal plate on the corresponding heat insulation plate, wherein the heat insulation plate comprises a honeycomb core and a vacuum protection surface layer, the honeycomb core is wrapped in the vacuum protection surface layer, and the metal plates are fixed on the vacuum protection surface layer;

step three, assembling the metal plate: completing the assembly of the metal plate fixed with the heat insulation plate in the second step;

step four, sealing the splicing seams: and filling the splicing seams of the adjacent insulation boards with sealing materials.

In the prior art, the metal shell of the heat preservation box is generally processed firstly, and then the heat preservation plate and the inner wall plate of the metal shell are generally adhered and installed through glue, but the glue is easy to age after long-time use in the installation mode. According to the invention, the metal plate and the heat insulation plate are fixed into a whole, then the metal plate is spliced, and finally the sealing material is filled in the splicing seam of the heat insulation plate, so that the metal plate and the heat insulation plate are not easy to fall off after long-term use.

Compared with the prior art, the invention has the beneficial effects that:

1. the honeycomb core is made of corrugated paper, and has the advantages of low cost, high strength, difficult bending and the like.

2. The cross section of the honeycomb core is regular hexagon, and the regular hexagon honeycomb core has the advantages of simple structure, light weight and good bending resistance.

3. The corrugated paper layers in the invention face the same direction, which is more beneficial to the manufacture of the honeycomb core.

4. The invention improves the flat-pressing strength of the honeycomb core by increasing the paper thickness of the corrugated paper layer.

5. In the prior art, the metal shell of the heat preservation box is generally processed firstly, and then the heat preservation plate and the inner wall plate of the metal shell are generally adhered and installed through glue, but the glue is easy to age after long-time use in the installation mode. According to the invention, the metal plate and the heat insulation plate are fixed into a whole, then the metal plate is spliced, and finally the sealing material is filled in the splicing seam of the heat insulation plate, so that the metal plate and the heat insulation plate are not easy to fall off after long-term use.

Drawings

FIG. 1 is a schematic view of the wall structure of an incubator;

FIG. 2 is a schematic structural view of an insulation board;

FIG. 3 is a schematic view of the structure of a honeycomb core;

FIG. 4 is a cross-sectional view A-A of FIG. 3;

FIG. 5 is a cross-sectional view B-B of FIG. 3;

FIG. 6 is a process diagram of the wrapping of a waterproof membrane layer;

FIG. 7 is a schematic structural view of corrugated paper;

fig. 8 is a flow chart of the processing process.

Reference numerals: 100. a thermal insulation board; 1. a honeycomb core; 11. hanging a surface paper layer; 12. a corrugated paper layer; 2. vacuum protecting the surface layer; 3. a vacuum channel is pumped; 4. a seal member; 5. a through passage; 6. a waterproof film layer is arranged; 7. a lower waterproof film layer; 200. a metal plate; 300. and (4) reinforcing ribs.

Detailed Description

The present invention is described in detail with reference to the embodiments shown in the drawings, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that functional, methodological, or structural equivalents or substitutions made by these embodiments are within the scope of the present invention.

In the description of the present embodiments, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to a number of indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.

The terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.