CN214927857U

CN214927857U - Corrugated board with good sealing effect

Info

Publication number: CN214927857U
Application number: CN202120262216.0U
Authority: CN
Inventors: 郭风波
Original assignee: Suzhou Jinlilong Electronic Technology Co ltd
Current assignee: Suzhou Jinlilong Electronic Technology Co ltd
Priority date: 2021-01-30
Filing date: 2021-01-30
Publication date: 2021-11-30
Anticipated expiration: 2031-01-30

Abstract

The utility model discloses a corrugated board with good sealing effect, which comprises an outer paper board layer, wherein a waterproof layer is arranged below the outer paper board layer, a first corrugated paper layer is arranged below the waterproof layer, the upper surface of the waterproof layer is fixedly and compositely connected with the lower surface of the outer paper board layer, the lower surface of the waterproof layer is fixedly and compositely connected with the upper surface of the first corrugated paper layer, a supporting layer is arranged below the first corrugated paper layer, a second corrugated paper layer is arranged below the supporting layer, and the upper surface of the supporting layer is fixedly and compositely connected with the lower surface of the first corrugated paper layer, so that the corrugated board has excellent waterproof capability, can avoid easy damage under the condition of moist environment or surface water, can provide good sealing effect, has ideal buffering effect and structural strength, and can keep stable structure when bearing larger pressure, and the flame-retardant rubber has better flame retardance, and can retard the fire, thereby improving the sealing effect and the protection.

Description

Corrugated board with good sealing effect

Technical Field

The utility model relates to a corrugated container board specifically is a sealed effectual corrugated container board, belongs to corrugated container board technical field.

Background

Corrugated paper board is made up by using at least one layer of corrugated paper and one layer of cardboard (also called cardboard) through the processes of binding, and possesses good elasticity and extensibility, and is mainly used for making paper box, sandwich of paper box and other packaging material of fragile goods.

The corrugated board can be made into liners or containers with various shapes and sizes according to the requirements, and is simpler, more convenient and quicker than plastic buffer materials; the corrugated board has the advantages that the corrugated board is small in temperature influence, good in shading performance, not deteriorated under illumination, generally small in humidity influence, but not suitable for being used in a high-humidity environment for a long time, the strength of the corrugated board can be influenced, the traditional corrugated board is poor in waterproofness, and therefore the corrugated board is easy to damage in a humid environment or under the condition that the surface of the corrugated board is affected by water, the sealing performance of the corrugated board is influenced, the buffering effect and the structural strength of the corrugated board are not ideal, the structural stability cannot be kept when the corrugated board bears large pressure, the flame retardance of the corrugated board is poor, and the corrugated board is very flammable when being attacked by fire, so that the sealing effect and the protection performance of the corrugated board are reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sealed effectual corrugated container board just in order to solve above-mentioned problem, its waterproof capacity is excellent, can avoid receiving the damage easily to cause under the condition of water at humid environment or surface, thereby can provide good sealed effect, its buffering effect and structural strength ideal can keep stable in structure when bearing great pressure, and its fire resistance is better, can carry out fire-retardant when receiving the intensity of a fire invasion and attack, thereby sealed effect and protectiveness have been improved.

The utility model realizes the above purpose by the following technical proposal, a corrugated board with good sealing effect comprises an outer paperboard layer, a waterproof layer is arranged below the outer paperboard layer, a first corrugated paper layer is arranged below the waterproof layer, the upper surface of the waterproof layer is in fixed composite connection with the lower surface of the outer paperboard layer, the lower surface of the waterproof layer is in fixed composite connection with the upper surface of the first corrugated paper layer, a supporting layer is arranged below the first corrugated paper layer, a second corrugated paper layer is arranged below the supporting layer, the upper surface of the supporting layer is in fixed composite connection with the lower surface of the first corrugated paper layer, the lower surface of the supporting layer is in fixed composite connection with the upper surface of the second corrugated paper layer, a flame-retardant layer is arranged below the second corrugated paper layer, an inner paperboard layer is arranged below the flame-retardant layer, and the upper surface of the flame-retardant layer is in fixed composite connection with the lower surface of the second corrugated paper layer, the lower surface of the flame-retardant layer is fixedly and compositely connected with the upper surface of the inner paperboard layer.

Preferably, the top of the inner cavity of the waterproof layer is coated with a waterproof coating, the bottom of the inner cavity of the waterproof layer is provided with a protective bottom layer, and the waterproof coating and the protective bottom layer are transversely connected with each other in a mutually abutting mode to form a plurality of water guide buckets.

Preferably, the waterproof coating is a single-component waterborne polyurethane coating, and the protective bottom layer is EPE pearl cotton.

Preferably, the first corrugated paper layer and the second corrugated paper layer have the same structure and are both provided with folding type paper boards in the hollow layer.

Preferably, the upper bending part and the lower bending part of the folded paper board are both provided with reinforced rubber ribs.

Preferably, the inner cavity of the flame-retardant layer is transversely provided with a plurality of flame-retardant cavities in an abutting mode, and the flame retardant is filled in the flame-retardant cavities.

The utility model has the advantages that: the EPE pearl cotton has the advantages of good water resistance, moisture resistance, shock resistance, sound insulation, heat preservation, good plasticity, strong toughness, circulation, environmental protection, strong impact resistance and the like, and also has good chemical resistance, can provide outstanding basic structure intensity and stability through setting up the supporting layer, can improve buffering effect and structural strength through setting up first corrugated paper layer and second corrugated paper layer and the enhancement rubber muscle in it, keep stable in structure when bearing great pressure, can provide good fire resistance through setting up fire-retardant layer, can be fire-retardant when receiving the intensity of a fire invasion and attack, thereby sealed effect and protectiveness have been improved, when the intensity of a fire spreads to fire-retardant layer, can burn out fire-retardant cavity, fire retardant in it overflows, carry out the separation to the intensity of a fire.

Drawings

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

fig. 2 is a schematic structural view of the waterproof layer of the present invention;

FIG. 3 is a schematic structural view of the flame retardant layer of the present invention;

in the figure: 1. an outer paperboard layer; 2. a waterproof layer; 3. a first corrugated paper layer; 4. a support layer; 5. a second corrugated paper layer; 6. a flame retardant layer; 7. an inner paperboard layer; 8. waterproof coating, 9, protective bottom layer; 10. a water guide hopper; 11. a folded paperboard; 12. reinforcing the rubber ribs; 13. a flame-retardant cavity; 14. and (3) a flame retardant.

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, a corrugated board with good sealing effect includes an outer board layer 1, a waterproof layer 2 is disposed below the outer board layer 1, a first corrugated paper layer 3 is disposed below the waterproof layer 2, an upper surface of the waterproof layer 2 is fixedly and compositely connected with a lower surface of the outer board layer 1, a lower surface of the waterproof layer 2 is fixedly and compositely connected with an upper surface of the first corrugated paper layer 3, a support layer 4 is disposed below the first corrugated paper layer 3, a second corrugated paper layer 5 is disposed below the support layer 4, an upper surface of the support layer 4 is fixedly and compositely connected with a lower surface of the first corrugated paper layer 3, a lower surface of the support layer 4 is fixedly and compositely connected with an upper surface of the second corrugated paper layer 5, a flame retardant layer 6 is disposed below the second corrugated paper layer 5, and an inner board layer 7 is disposed below the flame retardant layer 6, the upper surface of the flame-retardant layer 6 is fixedly and compositely connected with the lower surface of the second corrugated paper layer 5, and the lower surface of the flame-retardant layer 6 is fixedly and compositely connected with the upper surface of the inner paper board layer 7.

As an optimal technical scheme of the utility model, waterproof layer 2's inner chamber top is scribbled and is equipped with waterproof coating 8, waterproof layer 2's inner chamber bottom is equipped with protection bottom 9, waterproof coating 8 with horizontal just the connection of contradicting each other between protection bottom 9 is equipped with a plurality of water guide buckets 10.

As an optimized technical scheme of the utility model, waterproof coating 8 is single component waterborne polyurethane coating, protection bottom 9 is EPE pearl cotton.

As an optimal technical solution of the present invention, the first corrugated paper layer 3 and the second corrugated paper layer 5 have the same structure and are provided with the folding paper board 11 in the hollow layer.

As an optimized technical solution of the present invention, the upper bending part and the lower bending part of the folding type paper board 11 are both provided with reinforced rubber ribs 12.

As an optimal technical scheme of the utility model, the inner chamber on fire-retardant layer 6 is horizontal and contradict each other and be equipped with a plurality of fire-retardant cavities 13, pack in the fire-retardant cavity 13 and be equipped with fire retardant 14.

The utility model provides a set up outer cardboard layer 1 and interior cardboard layer 7 and can provide good wearability and basic protectiveness, can provide good waterproof nature through setting up waterproof layer 2, avoid causing the damage easily under humid environment or the surface receives the water condition, thereby can provide good sealed effect, single component waterborne polyurethane coating has good storage stability, the mechanical properties of filming, water proofness, solvent resistance and ageing resistance, can separate the moisture that permeates through outer cardboard layer 1, can absorb moisture under the condition that moisture is more and skims waterproof coating 8 through setting up water guide bucket 10, can separate absorbed moisture once more through setting up protection bottom layer 9, EPE pearl cotton has water proof and moisture proof, take precautions against earthquakes, give sound insulation, keep warm, the plasticity can be good, toughness is strong, the circulation is rebuild, the environmental protection, many advantages such as anti-collision force is strong, also have fine anti-chemical property, can provide outstanding basic structure intensity and stability through setting up supporting layer 4, can improve buffering effect and structural strength through setting up first corrugated paper layer 3 and second corrugated paper layer 5 and reinforcing rubber muscle 12 in it, keep stable in structure when bearing great pressure, can provide good fire resistance through setting up fire-retardant layer 6, can be fire-retardant when receiving the intensity of a fire invasion and attack, thereby sealed effect and protectiveness have been improved, when the intensity of a fire spreads to fire-retardant layer 6, can burn out fire-retardant cavity 13, fire retardant 14 in it overflows, the separation is carried out to the intensity of a fire.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a sealed effectual corrugated container board, includes outer cardboard layer (1), its characterized in that: a waterproof layer (2) is arranged below the outer paper layer (1), a first corrugated paper layer (3) is arranged below the waterproof layer (2), the upper surface of the waterproof layer (2) is in fixed-surface composite connection with the lower surface of the outer paper layer (1), the lower surface of the waterproof layer (2) is in fixed-surface composite connection with the upper surface of the first corrugated paper layer (3), a supporting layer (4) is arranged below the first corrugated paper layer (3), a second corrugated paper layer (5) is arranged below the supporting layer (4), the upper surface of the supporting layer (4) is in fixed-surface composite connection with the lower surface of the first corrugated paper layer (3), the lower surface of the supporting layer (4) is in fixed-surface composite connection with the upper surface of the second corrugated paper layer (5), a flame-retardant layer (6) is arranged below the second corrugated paper layer (5), an inner paper layer (7) is arranged below the flame-retardant layer (6), the upper surface of the flame-retardant layer (6) is fixedly and compositely connected with the lower surface of the second corrugated paper layer (5), and the lower surface of the flame-retardant layer (6) is fixedly and compositely connected with the upper surface of the inner paper board layer (7).

2. A corrugated cardboard with a good sealing effect as claimed in claim 1 wherein: the inner chamber top of waterproof layer (2) is scribbled and is equipped with waterproof coating (8), the inner chamber bottom of waterproof layer (2) is equipped with protection bottom (9), waterproof coating (8) with horizontal just mutual conflict connection is equipped with a plurality of water guide buckets (10) between protection bottom (9).

3. A corrugated cardboard with a good sealing effect as claimed in claim 2 wherein: the waterproof coating (8) is a single-component waterborne polyurethane coating, and the protective bottom layer (9) is EPE pearl wool.

4. A corrugated cardboard with a good sealing effect as claimed in claim 1 wherein: the first corrugated paper layer (3) and the second corrugated paper layer (5) are identical in structure and are provided with folded paper boards (11) in hollow layers.

5. A corrugated cardboard having a good sealing effect as claimed in claim 4 wherein: the upper bending part and the lower bending part of the folding type paperboard (11) are both provided with reinforced rubber ribs (12).

6. A corrugated cardboard with a good sealing effect as claimed in claim 1 wherein: the inner cavity of the flame-retardant layer (6) is transversely provided with a plurality of flame-retardant cavities (13) in an abutting mode, and the flame retardant cavities (13) are filled with flame retardants (14).