CN212533535U

CN212533535U - High density paperboard

Info

Publication number: CN212533535U
Application number: CN202020331123.4U
Authority: CN
Inventors: 曾宪阳; 曾照亮
Original assignee: Zhejiang Gaodu Environmental Protection Technology Co ltd
Current assignee: Zhejiang Gaodu Environmental Protection Technology Co ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2021-02-12
Anticipated expiration: 2030-03-17

Abstract

The utility model discloses a high density cardboard, including triangle scraps of paper, the top and the bottom of triangle scraps of paper all are provided with the paperboard piece, and one side that the paperboard piece is close to triangle scraps of paper is provided with the rubberised layer, and the paperboard piece passes through rubberised layer fixed connection on the surface of triangle scraps of paper, and one side that triangle scraps of paper were kept away from to the paperboard piece is provided with the heat preservation coating, the top and the equal fixedly connected with backing sheet in bottom of triangle scraps of paper. The utility model discloses carry out thermal-insulated heat preservation to article through heat preservation coating and heat preservation filler by the cardboard piece, the thermal-insulated effect of cardboard piece has been improved, pass through the backing sheet again by the triangle scraps of paper and heat preservation filler improves the support intensity of cardboard piece to article, thereby the better advantage of resistance to compression heat preservation effect has been possessed, the inside of having solved current high density corrugated container board only supports through corrugated paper, certain compressive structure does not have, the resistance to compression heat preservation effect is relatively poor, the problem of the easy damage of atress, the improvement of a certain degree high density corrugated container board's life.

Description

High density paperboard

Technical Field

The utility model relates to a cardboard technical field specifically is high density cardboard.

Background

Cardboard, also called board, is a thick paper sheet made of various pulps, with fibers interwoven, the distinction between cardboard and paper being usually distinguished by basis weight and thickness, generally referring to cardboard with a basis weight of more than 250g/m2 and a thickness of more than 0.5mm, otherwise: paper having a caliper of more than 0.1mm is generally referred to as paperboard, and paper having a basis weight of less than 250g/m2 is generally considered to be paper, and paperboard having a basis weight of 250g/m2 or more is generally considered to be paperboard.

The high-density corrugated board is a common one of the corrugated boards, but the inside of the existing high-density corrugated board is only supported by corrugated paper, and the high-density corrugated board does not have a certain compression-resistant structure, has a poor compression-resistant heat-insulating effect, is easy to damage under stress, and reduces the service life of the high-density corrugated board to a certain extent.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a high density cardboard has possessed the better advantage of resistance to compression heat preservation effect, has solved current high density corrugated container board's inside and only has supported through corrugated paper, does not possess certain compressive structure, and resistance to compression heat preservation effect is relatively poor, the easy problem of damaging of atress.

(II) technical scheme

In order to achieve the above object, the present invention provides the following technical solutions: high density cardboard, including triangle scraps of paper, the top and the bottom of triangle scraps of paper all are provided with the paperboard piece, one side that the paperboard piece is close to triangle scraps of paper is provided with the rubberised layer, the paperboard piece passes through rubberised layer fixed connection on the surface of triangle scraps of paper, one side that triangle scraps of paper were kept away from to the paperboard piece is provided with the heat preservation coating, the top and the equal fixedly connected with backing sheet in bottom of triangle scraps of paper, the top and the bottom of triangle scraps of paper all are provided with the heat preservation and pack.

Preferably, round corners are formed in the top and the bottom of the triangular paper sheet, and an anti-corrosion wear-resistant layer is arranged on one side, far away from the paperboard sheet, of the heat-insulation coating.

Preferably, the top and the bottom of the triangular paper sheet are both fixedly connected with positioning sheets, and the front ends and the rear ends of the positioning sheets are both fixedly connected to the surfaces of the supporting sheets.

Preferably, one side of the positioning sheet far away from the triangular paper sheet is fixedly connected to the surface of the paperboard sheet through a gluing layer, and the bottom of the positioning sheet is in a cross shape.

Preferably, the thickness of the positioning sheet is the same as that of the triangular paper sheet, and the thickness of the paperboard sheet is zero-point one millimeter.

Preferably, one side of the anti-corrosion wear-resistant layer, which is far away from the paperboard sheet, is provided with a waterproof coating, and the thickness of the waterproof coating is smaller than that of the heat-insulation coating.

(III) advantageous effects

Compared with the prior art, the utility model provides a high density cardboard possesses following beneficial effect:

1. this high density cardboard, pack to carry out thermal-insulated heat preservation to article through heat preservation coating and heat preservation by the cardboard piece, the thermal-insulated effect of cardboard piece has been improved, pack the support intensity that improves the cardboard piece to article through backing sheet and heat preservation by triangle scraps of paper again, thereby possessed the better advantage of resistance to compression heat preservation effect, the inside of having solved current high density corrugated container board only supports through corrugated paper, certain compressive structure does not have, the resistance to compression heat preservation effect is relatively poor, the easy problem of damaging of atress, the improvement of a certain degree high density corrugated container board's life.

2. This high density cardboard, through setting up anticorrosive wearing layer, can protect the paperboard piece, the life of paperboard piece has been improved, through setting up the spacer, can increase the area of contact of triangle scraps of paper and paperboard piece, the supporting effect of triangle scraps of paper has been improved, through setting up the shape of spacer bottom into the cross, can leave certain clearance between spacer and triangle scraps of paper, convenient to use person packs the inside of packing at the triangle scraps of paper with keeping warm, thickness through with the spacer sets up to the same with the thickness of triangle scraps of paper, it is thinner to have avoided the spacer, lead to the phenomenon that the spacer can't effectively fix the triangle scraps of paper, through setting up waterproof coating, can increase the protective effect of paperboard piece to water and moisture, the practicality of paperboard piece has been improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of a triangular paper sheet according to the present invention;

fig. 3 is a schematic top view of the structure-positioning plate of the present invention.

In the figure: 1 triangular paper sheet, 2 paperboard sheets, 3 glue coating layers, 4 heat preservation coatings, 5 support sheets, 6 heat preservation fillers, 7 rounded corners, 8 anticorrosion wear-resistant layers, 9 positioning sheets and 10 waterproof coatings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the high-density paperboard includes a triangular paper sheet 1, a paperboard sheet 2 is disposed on both the top and the bottom of the triangular paper sheet 1, a glue coating layer 3 is disposed on one side of the paperboard sheet 2 close to the triangular paper sheet 1, the paperboard sheet 2 is fixedly connected to the surface of the triangular paper sheet 1 through the glue coating layer 3, a thermal insulation coating 4 is disposed on one side of the paperboard sheet 2 away from the triangular paper sheet 1, rounded corners 7 are disposed on both the top and the bottom of the triangular paper sheet 1, an anti-corrosion wear-resistant layer 8 is disposed on one side of the thermal insulation coating 4 away from the paperboard sheet 2, the paperboard sheet 2 can be protected by the anti-corrosion wear-resistant layer 8, the service life of the paperboard sheet 2 is prolonged, support sheets 5 are fixedly connected to both the top and the bottom of the triangular paper sheet 1, positioning sheets 9 are fixedly connected to both the top and the bottom of, by arranging the positioning piece 9, the contact area between the triangular paper sheet 1 and the paperboard sheet 2 can be increased, the supporting effect of the triangular paper sheet 1 is improved, one side of the positioning piece 9, which is far away from the triangular paper sheet 1, is fixedly connected to the surface of the paperboard sheet 2 through the glue coating layer 3, the bottom of the positioning piece 9 is in a cross shape, a certain gap can be reserved between the positioning piece 9 and the triangular paper sheet 1 by setting the bottom of the positioning piece 9 in the cross shape, a user can conveniently fill the heat-insulating filler 6 in the triangular paper sheet 1, the thickness of the positioning piece 9 is the same as that of the triangular paper sheet 1, the thickness of the paperboard sheet 2 is one-zero millimeter, the phenomenon that the positioning piece 9 is thin and cannot effectively fix the triangular paper sheet 1 due to the positioning piece 9 is avoided, one side of the anti-corrosion wear layer 8, which is far away from the paperboard sheet 2, is provided with the waterproof coating 10, the thickness of waterproof coating 10 is less than the thickness of thermal insulation coating 4, through setting up waterproof coating 10, can increase the protective effect of cardboard piece 2 to water and moisture, has improved cardboard piece 2's practicality, and the top and the bottom of triangle scraps of paper 1 all are provided with heat preservation filler 6.

When using, cardboard piece 2 can keep warm to article through heat preservation coating 4, triangle scraps of paper 1 can pack 6 through keeping warm simultaneously and carry out the secondary heat preservation that insulates against heat to article, the thermal-insulated effect of cardboard piece 2 has been improved, and backing sheet 5 then can fix triangle scraps of paper 1, backing sheet 5 can pack 6 to keeping warm simultaneously and carry on spacingly, make

backing sheet

5 and 6 increase triangle scraps of paper 1 and to the supporting effect of cardboard piece 2 that keep warm, the supporting strength of cardboard piece 2 to article has been improved, thereby reach the better advantage of resistance to compression heat preservation effect.

To sum up, this high density cardboard, by cardboard piece 2 through heat preservation coating 4 and heat preservation filler 6 to article thermal-insulated heat preservation, cardboard piece 2's thermal-insulated effect has been improved, by triangle scraps of paper 1 through backing sheet 5 and heat preservation filler 6 improvement cardboard piece 2 to the support intensity of article again, thereby possessed the better advantage of resistance to compression heat preservation effect, the inside of having solved current high density corrugated container board only supports through corrugated paper, certain compressive structure does not have, resistance to compression heat preservation effect is relatively poor, the easy damaged problem of atress, the certain life that has improved high density corrugated container board.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. High density cardboard, including triangle scraps of paper (1), its characterized in that: the top and the bottom of triangle scraps of paper (1) all are provided with paperboard piece (2), one side that paperboard piece (2) are close to triangle scraps of paper (1) is provided with rubber coating (3), paperboard piece (2) are on the surface of triangle scraps of paper (1) through rubber coating (3) fixed connection, one side that triangle scraps of paper (1) were kept away from in paperboard piece (2) is provided with heat preservation coating (4), the top and the equal fixedly connected with backing sheet (5) in bottom of triangle scraps of paper (1), the top and the bottom of triangle scraps of paper (1) all are provided with heat preservation filler (6).

2. The high density paperboard of claim 1, wherein: fillet (7) have all been seted up with the bottom at the top of triangle scraps of paper (1), one side that cardboard piece (2) were kept away from in thermal insulation coating (4) is provided with anticorrosive wearing layer (8).

3. The high density paperboard of claim 1, wherein: the top and the bottom of the triangular paper sheet (1) are fixedly connected with positioning sheets (9), and the front ends and the rear ends of the positioning sheets (9) are fixedly connected to the surface of the supporting sheet (5).

4. The high density paperboard of claim 3, wherein: one side of the locating piece (9) far away from the triangular paper piece (1) is fixedly connected to the surface of the paperboard piece (2) through the glue coating layer (3), and the bottom of the locating piece (9) is in a cross shape.

5. The high density paperboard of claim 3, wherein: the thickness of the positioning piece (9) is the same as that of the triangular paper piece (1), and the thickness of the paperboard piece (2) is one-zero millimeter.

6. The high density paperboard of claim 2, wherein: one side of the anti-corrosion wear-resistant layer (8) far away from the paperboard sheet (2) is provided with a waterproof coating (10), and the thickness of the waterproof coating (10) is smaller than that of the heat-insulation coating (4).