CN219383177U

CN219383177U - Crease-resistant packaging paperboard

Info

Publication number: CN219383177U
Application number: CN202222555980.4U
Authority: CN
Inventors: 尹静; 尹杭峰; 李化山
Original assignee: Hangzhou Dahan Packaging Co ltd
Current assignee: Hangzhou Dahan Packaging Co ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-07-21
Anticipated expiration: 2032-09-23

Abstract

The utility model discloses an anti-wrinkling packaging paperboard, which relates to the technical field of packaging materials and comprises a core board layer, an upper paperboard and a lower paperboard, wherein a first buffer layer and a second buffer layer are distributed on the upper surface and the lower surface of the core board layer, each of the first buffer layer and the second buffer layer comprises a plurality of arc-shaped protruding blocks which are uniformly distributed, buffering particles are filled in gaps between every two adjacent arc-shaped protruding blocks, a compression layer is arranged on the upper surface of the first buffer layer, the upper paperboard is arranged above the compression layer, a reinforcing layer is arranged on the lower surface of the second buffer layer, a foam layer is arranged in the reinforcing layer, a polyester cotton layer is arranged on the lower surface of the reinforcing layer, and the lower paperboard is arranged on the lower surface of the polyester cotton layer.

Description

Crease-resistant packaging paperboard

Technical Field

The utility model relates to the technical field of packaging materials, in particular to an anti-wrinkling packaging paperboard.

Background

Along with the popularization of networks, online shopping business is rapidly developed and the rapid development of transportation industry is promoted, in order to protect articles from being damaged in the logistics transportation process, the articles are often packaged by a paperboard packaging box before transportation, the paperboard packaging box is provided with links of loading, unloading, storage, transportation and the like in the circulation process, the processes can extrude the paperboard packaging box, the existing packaging box paperboard adopts a corrugated paper structure, the strength of the corrugated paper is limited, the mechanical strength of the manufactured paperboard is low, the shock resistance, the compression resistance and the like of the packaging paperboard are poor, and the packaging paperboard is easy to wrinkle when extruded, so that articles in the box are damaged.

Accordingly, one skilled in the art would provide an anti-creasing packaging board to address the problems set forth in the background above.

Disclosure of Invention

In order to solve the technical problems, the utility model provides an anti-wrinkling packaging paperboard which comprises a core board layer, an upper paperboard and a lower paperboard, wherein a first buffer layer and a second buffer layer are distributed on the upper surface and the lower surface of the core board layer, each of the first buffer layer and the second buffer layer comprises a plurality of arc-shaped protruding blocks which are uniformly distributed, gaps between every two adjacent arc-shaped protruding blocks are filled with buffer particles, a compression layer is arranged on the upper surface of the first buffer layer, the upper paperboard is arranged above the compression layer, a reinforcing layer is arranged on the lower surface of the second buffer layer, a foam layer is arranged in the reinforcing layer, a polyester cotton layer is arranged on the lower surface of the reinforcing layer, and paper battens are arranged on the two sides of the upper paperboard and the lower paperboard.

Preferably: the compression-resistant layer comprises a first kraft layer, a second kraft layer and a plastic woven net layer.

Preferably: a first flame-retardant film layer is arranged between the upper paperboard and the compression-resistant layer, and a second flame-retardant film layer is arranged between the lower paperboard and the polyester cotton layer.

Preferably: the upper surface of the upper paperboard is provided with a PVC waterproof layer, and the lower surface of the lower paperboard is provided with a wear-resistant coating.

Preferably: the sandwich plate layer is a honeycomb plate, and the buffer layer I and the buffer layer II are both made of rubber materials.

Preferably: the foam layer is made of polyurethane foam, and the reinforcing layer is made of glass fiber materials.

The utility model has the technical effects and advantages that:

1. according to the utility model, when the outer part of the paperboard is extruded, the pressure is firstly transmitted to the surface of the compression-resistant layer through the upper paperboard, the pressure can be relieved through the compression-resistant layer, the hardness and strength of the paperboard are improved, then the pressure transmitted by the pair of compression-resistant layers of the buffer layer is further buffered, and the buffer layer is filled with buffer particles to be matched with the arc-shaped protruding blocks, so that the external pressure is uniformly distributed on the surface of the buffer layer, the paperboard is prevented from being wrinkled, the internal impact force of the paperboard can be resisted through the buffer layer II, the impact force is further buffered through the reinforcing layer and the foam layer arranged in the paperboard, and the packaging paperboard is prevented from deforming from inside to outside, so that the packaging paperboard has good pressure resistance to the external pressure and the internal pressure, the wrinkling is avoided, and the integrity of an internal product is improved.

2. According to the utility model, the compression-resistant layer comprises the first kraft layer, the second kraft layer and the plastic woven mesh layer, and the plastic woven mesh layer has good tensile strength, so that the bending performance of the paperboard can be improved, the tensile strength is improved, the tear strength, the breaking work and the dynamic strength of kraft paper are high, the compression-resistant quality of the compression-resistant layer is ensured, and the mechanical strength of the paperboard can be effectively improved.

Drawings

FIG. 1 is an isometric view of an anti-wrinkling packaging board provided by an embodiment of the present application;

FIG. 2 is a schematic illustration of a core panel structure of an anti-creasing packaging board provided in an embodiment of the present application;

fig. 3 is a partial cross-sectional view of a crush resistant layer structure in a crush resistant packaging board provided in an embodiment of the present application.

In the figure: 1. a core plate layer; 2. a paper board is arranged; 3. a lower paperboard; 4. a buffer layer II; 5. arc-shaped protruding blocks; 6. buffering the particles; 7. a second flame-retardant film layer; 8. a first flame-retardant film layer; 9. a polyester cotton layer; 10. a reinforcing layer; 11. a foam layer; 12. a compression-resistant layer; 121. a first kraft layer; 122. a second kraft layer; 123. a plastic woven mesh layer; 13. a PVC waterproof layer; 14. a wear-resistant coating; 15. paper laths; 16. buffer layer one.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Example 1

Referring to fig. 1-3, in this embodiment, an anti-wrinkling packaging board is provided, including a core board layer 1, further including an upper board 2 and a lower board 3, a first buffer layer 16 and a second buffer layer 4 are disposed on the upper and lower surfaces of the core board layer 1, the first buffer layer 16 and the second buffer layer 4 each include a plurality of evenly distributed arc-shaped protruding blocks 5, gaps between adjacent arc-shaped protruding blocks 5 are filled with buffer particles 6, the upper surface of the first buffer layer 16 is provided with a compression layer 12, the upper board 2 is disposed above the compression layer 12, the lower surface of the second buffer layer 4 is provided with a reinforcing layer 10, a foam layer 11 is disposed inside the reinforcing layer 10, the lower surface of the reinforcing layer 10 is provided with a polyester cotton layer 9, the lower board 3 is disposed on the lower surface of the polyester cotton layer 9, both sides of the upper board 2 and the lower board 3 are provided with cardboard strips 15, the upper board 2 and the lower cardboard 3 are wrapped by the cardboard strips 15, the phenomenon that the upper board 2 and the lower cardboard 3 generate flanging is avoided, and stability of the cardboard is ensured when in use.

When the paper board is used, when the paper board is extruded, pressure is firstly transmitted to the surface of the compression-resistant layer 12 through the upper paper board 2, the pressure can be relieved through the compression-resistant layer 12, the hardness and strength of the paper board are improved, then the pressure transmitted by the compression-resistant layer 12 is further buffered through the buffer layer I16, the buffer particles 6 are matched with the arc-shaped protruding blocks 5 in a filling manner, the arc-shaped protruding blocks 5 are extruded by the buffer particles 6 in a stressed manner, so that the external pressure is uniformly distributed on the surface of the buffer layer I16, the paper board is prevented from being wrinkled, the impact force inside the paper board can be resisted, the impact force is further buffered through the buffer layer II 4, the packaging paper board is prevented from being deformed from inside to outside, the overall strength and the anti-collision compression performance of the paper board are effectively improved through the polyester cotton layer 9, the paper board is further provided with good anti-compression capacity to the external pressure and the internal pressure, the paper board is prevented from being wrinkled, and the using quality of the paper board is improved.

Further, the compression resistant layer 12 includes a first kraft layer 121, a second kraft layer 122 and a plastic woven mesh layer 123.

When in use, the plastic woven mesh layer 123 is arranged, and the plastic woven mesh layer 123 has good tensile strength, so that the bending performance of the paperboard can be increased, the tensile strength is improved, and the mechanical strength of the paperboard can be effectively improved by arranging the kraft paper layer one 121 and the kraft paper layer two 122, wherein the kraft paper has high tearing strength, cracking work and dynamic strength.

Further, a first flame-retardant film layer 8 is arranged between the upper paperboard 2 and the compression-resistant layer 12, a second flame-retardant film layer 7 is arranged between the lower paperboard 3 and the polyester cotton layer 9, and the first flame-retardant film layer 8 and the second flame-retardant film layer 7 are both made of PET.

When the paper board is used, the first flame-retardant film layer 8 and the second flame-retardant film layer 7 are arranged, so that the flame-retardant and fireproof performances of the paper board can be improved, and the safety of the paper board during use is improved.

Further, the upper surface of the upper paperboard 2 is provided with a PVC waterproof layer 13, and the lower surface of the lower paperboard 3 is provided with a wear-resistant coating 14.

When the novel paperboard packaging box is used, the PVC waterproof layer 13 is arranged, so that external water can be effectively prevented from penetrating into the paperboard, articles in the box are damaged, the articles are inevitably rubbed with the surface of the paperboard in the packaging box, and at the moment, the wear-resistant coating 14 is arranged on the lower surface of the lower paperboard 3, so that the wear resistance of the paperboard is improved, and the service life of the paperboard is prolonged.

Further, the core plate layer 1 is a honeycomb plate, and the buffer layer one 16 and the buffer layer two 4 are both made of rubber materials.

When the paperboard is used, the buffering performance of the first buffering layer 16 and the second buffering layer 4 is guaranteed through the characteristics of rubber materials, the paperboard layer 1 is arranged to be a honeycomb plate, and after the paperboard layer 1 is subjected to external pressure, the honeycomb plate can disperse the pressure, so that the overall shock resistance of the paperboard is increased.

Example 2

Referring to fig. 1, in the present embodiment, the foam layer 11 is made of polyurethane foam, the reinforcing layer 10 is made of glass fiber material, and the polyurethane foam has good vibration and pressure resistance, and by providing the reinforcing layer 10 made of glass fiber material, the glass fiber has high tensile strength, good corrosion resistance and high mechanical strength, so that the compression resistance of the reinforcing layer 10 can be further improved, and the structural strength of the paperboard can be improved.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.

Claims

1. An anti-creasing packaging board comprising a core board layer (1), characterized in that: still include upper paperboard (2) and lower cardboard (3), the upper and lower both sides distribution of core layer (1) is provided with buffer layer one (16) and buffer layer two (4), buffer layer one (16) with buffer layer two (4) all include a plurality of evenly distributed's arc lug (5), adjacent the space between arc lug (5) all is filled with buffer particle (6), the upper surface of buffer layer one (16) is provided with compressive layer (12), upper paperboard (2) set up the top of compressive layer (12), the lower surface of buffer layer two (4) is provided with enhancement layer (10), the inside foam layer (11) that is provided with of enhancement layer (10), the lower surface of enhancement layer (10) is provided with polyester cotton layer (9), lower cardboard (3) set up the lower surface of polyester cotton layer (9), the both sides of upper paperboard (2) and lower cardboard (3) all are provided with paper lath (15).

2. A crease-resistant packaging board according to claim 1, wherein said compression-resistant layer (12) comprises a first kraft layer (121), a second kraft layer (122) and a plastic woven mesh layer (123).

3. An anti-creasing packaging board according to claim 2, characterized in that a first flame-retardant film layer (8) is arranged between the upper board (2) and the compression-resistant layer (12), and a second flame-retardant film layer (7) is arranged between the lower board (3) and the polyester cotton layer (9).

4. A crease-resistant packaging board according to claim 3, wherein the upper surface of the upper board (2) is provided with a PVC waterproof layer (13) and the lower surface of the lower board (3) is provided with a wear-resistant coating (14).

5. An anti-creasing packaging board according to claim 4, wherein the core layer (1) is a honeycomb board, and the buffer layer one (16) and the buffer layer two (4) are both made of rubber material.

6. An anti-creasing packaging board according to claim 1, wherein the foam layer (11) is polyurethane foam and the reinforcing layer (10) is made of a glass fibre material.