CN216862284U

CN216862284U - Waterproof corrugated paper carton

Info

Publication number: CN216862284U
Application number: CN202122813639.XU
Authority: CN
Inventors: 姚佩峰
Original assignee: Jiashan Longsheng Packaging Co ltd
Current assignee: Jiashan Longsheng Packaging Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-07-01
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a waterproof corrugated paper carton which comprises a carton body and a carton cover, wherein the carton body and the carton cover are both rectangular, the top of the carton body is provided with an opening, the bottom of the carton cover is provided with an opening, and the left side and the right side of the carton body are both provided with handle holes; the box body comprises a front side plate, a rear side plate, a left side plate, a right side plate, a front bottom plate, a rear bottom plate, a left bottom plate and a right bottom plate; indentations are arranged among the front side plate, the rear side plate, the left side plate and the right side plate, and the front side plate, the rear side plate, the left side plate and the right side plate are connected in sequence; a layer of waterproof film covers the cut of the carton; according to the utility model, the surface of the corrugated board is coated with a paper waterproof agent as a basic waterproof means, and meanwhile, a layer of waterproof film is covered on the notch of the carton or the notch of the carton is closed, so that the waterproof performance of the carton is further improved.

Description

Waterproof corrugated paper carton

Technical Field

The utility model relates to a carton, in particular to a waterproof corrugated paper carton.

Background

Corrugated paper is a plate-like object formed by bonding corrugated paper formed by processing a corrugated roll with a liner paper. Corrugated paper has the advantages of low cost, light weight, easy processing, high strength, convenient storage and transportation and the like, so the corrugated paper is often used for manufacturing various packing boxes. The corrugated case material is convenient for degrade and the cost is comparatively cheap for plastic products, and the corrugated case absorbs water easily, and each performance of the damped corrugated case is reduced greatly, even the phenomenon that the corrugated case can not be used appears.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a waterproof corrugated paper box to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a waterproof corrugated paper carton comprises a carton body and a carton cover, wherein the carton body and the carton cover are both rectangular, an opening is formed in the top of the carton body, an opening is formed in the bottom of the carton cover, and handle holes are formed in the left side and the right side of the carton body;

the box body comprises a front side plate, a rear side plate, a left side plate, a right side plate, a front bottom plate, a rear bottom plate, a left bottom plate and a right bottom plate; the front side plate, the rear side plate, the left side plate and the right side plate are provided with indentations therebetween, the front side plate, the rear side plate, the left side plate and the right side plate are sequentially connected, gaps are arranged among the front bottom plate, the rear bottom plate, the left bottom plate and the right bottom plate, the indentations are arranged between the front bottom plate and the front side plate, the indentations are arranged between the rear bottom plate and the rear side plate, the indentations are arranged between the left bottom plate and the left side plate, and the indentations are arranged between the right bottom plate and the right side plate; a layer of waterproof film is covered at the cut of the paper box,

further, the notch of the carton does not only include the gaps between the front bottom plate, the rear bottom plate, the left bottom plate and the right bottom plate, but also includes the top edges of the front side plate, the rear side plate, the left side plate and the right side plate of the front side plate, the bottom edges of the front bottom plate, the rear bottom plate, the left bottom plate and the right bottom plate, the left side of the front bottom plate and the right side of the right bottom plate, and the notch of the handle hole; namely, all the positions on the carton which can be exposed out of the corrugated parts are coated with the waterproof films.

Further, the waterproofing membrane may be a tpu membrane hot-pressed at the cut of the carton.

Further, the waterproof film can also be melamine impregnated paper directly adhered to the cut.

Further, the waterproof film can also be transparent adhesive tape.

Furthermore, the notch of the box cover is also coated with a waterproof film.

Furthermore, the box body and the box cover are both composed of corrugated boards, and the inner and outer surfaces of the corrugated boards are coated with paper waterproof agent coatings.

Further, glue is coated at the cut of the carton and then the carton is compressed, and the surface paper and the inner paper of the corrugated board are bonded through the glue.

Compared with the prior art, the utility model has the beneficial effects that: when the surface of the corrugated board is coated with a paper waterproof agent as a basic waterproof means, a layer of waterproof film is covered on the notch of the carton or the notch of the carton is closed, so that the waterproof performance of the carton is further improved.

Drawings

Fig. 1 is a schematic structural view of a waterproof corrugated paper carton.

Fig. 2 is an expanded view of a box body in a waterproof corrugated cardboard box.

Fig. 3 is an expanded view of a cover in a waterproof corrugated cardboard box.

Fig. 4 is a schematic view of a waterproof corrugated paper box covered with a waterproof film.

Fig. 5 is a schematic illustration of an alternative embodiment of a cut-out of a carton in a water-resistant corrugated carton.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a waterproof corrugated cardboard box includes a box body 100 and a box cover 200;

the box body 100 and the box cover 200 are both made of corrugated boards, and the inner and outer surfaces of the corrugated boards are coated with paper waterproof agent coatings, the paper waterproof agent is a water-resistant and water-repellent agent containing wax components, the super-strong dispersion performance of the paper waterproof agent can be uniformly permeated into fiber pores of paper products, the paper waterproof agent has resistance to permeation of other objects, and a waterproof layer (namely water resistance) is formed, so that the water resistance of the treated paper products can be obviously improved, the surface gloss and the hand feeling performance can be effectively improved, and the coating film is smoother;

the box body 100 and the box cover 200 are both rectangular, the top of the box body 100 is provided with an opening, the bottom of the box cover 200 is provided with an opening, and the left side and the right side of the box body 100 are provided with handle holes 300 for a palm to extend into conveniently;

the box body 100 comprises a front side plate 101, a rear side plate 102, a left side plate 103, a right side plate 104, a front bottom plate 111, a rear bottom plate 112, a left bottom plate 113 and a right bottom plate 114; indentations are arranged among the front side plate 101, the rear side plate 102, the left side plate 103 and the right side plate 104, the front side plate 101, the rear side plate 102, the left side plate 103 and the right side plate 104 are sequentially connected, gaps are arranged among the front bottom plate 111, the rear bottom plate 112, the left bottom plate 113 and the right bottom plate 114, the indentations are arranged between the front bottom plate 111 and the front side plate 101, the indentations are arranged between the rear bottom plate 112 and the rear side plate 102, the indentations are arranged between the left bottom plate 113 and the left side plate 103, and the indentations are arranged between the right bottom plate 114 and the right side plate 104;

the surface of the corrugated board is coated with a paper waterproof agent by a conventional technical means, the paper-covered waterproof agent can ensure that the inner surface and the outer surface of the carton have waterproof performance, and moisture can enter the corrugated board through the corrugated part between the liner paper,

another improvement of the present invention is that when the case body 100 is manufactured, a waterproof film 400 is covered on the cut of the carton, the waterproof film 400 may be a tpu film hot-pressed on the cut of the carton, the waterproof film 400 may also be melamine impregnated paper directly adhered on the cut, the waterproof film 400 may also be a transparent adhesive tape,

it should be noted that the cut-out of the carton 100 does not only include the gaps between the front bottom panel 111, the rear bottom panel 112, the left bottom panel 113 and the right bottom panel 114, but also includes the top edges of the front side panel 101, the rear side panel 102, the left side panel 103, the right side panel 104, the left and right edges of the front side panel 101, the bottom edges of the front bottom panel 111, the rear bottom panel 112, the left bottom panel 113 and the right bottom panel 114, the left and right edges of the front bottom panel 111 and the right bottom panel 114, and the cut-out of the handle hole 300; namely, all the positions on the carton which can be exposed out of the corrugated parts are coated with the waterproof films.

Similarly, the cut of the case cover 200 is also covered with the waterproof film 400;

as a further scheme of the present invention, as shown in fig. 5, the notch of the carton is coated with glue and then pressed, the face paper and the lining paper of the corrugated cardboard are bonded by the glue,

in the description of the present invention, the waterproof performance of the present invention is not to say that the carton is required to meet the standard of water-proof performance, but rather has a certain waterproof performance compared with the conventional carton, for example, the carton is sprinkled with a certain amount of water, and the carton is not deformed or has a greatly reduced performance.

It should be noted that the terms "upper", "lower", "inner", "outer", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally arranged when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the equipment or the elements that are referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. In the description of the present invention, it is also to be noted that, unless otherwise explicitly stated or limited, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Claims

1. A waterproof corrugated paper carton comprises a carton body and a carton cover, and is characterized in that the carton body and the carton cover are both rectangular, an opening is formed in the top of the carton body, an opening is formed in the bottom of the carton cover, and handle holes are formed in the left side and the right side of the carton body;

the box body comprises a front side plate, a rear side plate, a left side plate, a right side plate, a front bottom plate, a rear bottom plate, a left bottom plate and a right bottom plate; the front side plate, the rear side plate, the left side plate and the right side plate are provided with indentations therebetween, the front side plate, the rear side plate, the left side plate and the right side plate are sequentially connected, gaps are arranged among the front bottom plate, the rear bottom plate, the left bottom plate and the right bottom plate, the indentations are arranged between the front bottom plate and the front side plate, the indentations are arranged between the rear bottom plate and the rear side plate, the indentations are arranged between the left bottom plate and the left side plate, and the indentations are arranged between the right bottom plate and the right side plate; the cut of the carton is covered with a layer of waterproof film.

2. The waterproof corrugated carton of claim 1, wherein the carton cut does not include only the front bottom panel, the back bottom panel, the left bottom panel and the right bottom panel in a gap therebetween, the carton cut further includes top edges of the front side panel, the back side panel, the left side panel and the right side panel, and bottom edges of the front bottom panel, the back bottom panel, the left bottom panel and the right bottom panel, and left edges of the front bottom panel and the right bottom panel, and further includes a handle hole cut; namely, all the positions on the carton which can be exposed out of the corrugated parts are coated with the waterproof films.

3. The water-resistant corrugated carton as recited in claim 1 wherein the water-resistant film is a tpu film.

4. The water-resistant corrugated carton as recited in claim 1, wherein the water-resistant film is melamine impregnated paper adhered directly to the cut.

5. The water-resistant corrugated paper carton of claim 1 wherein the water-resistant film is scotch tape.

6. A water-resistant corrugated cardboard box as claimed in claim 1 wherein the cut in the lid is also covered with a water-resistant film.

7. The water-resistant corrugated cardboard box of claim 1 wherein the box body and the box cover are each comprised of corrugated cardboard having both inner and outer surfaces coated with a paper water-repellent coating.

8. The water resistant corrugated cardboard box of claim 1 wherein the cuts of the box are glued and then compressed, and wherein the face and liner sheets of the corrugated cardboard are glued together.