CN210338612U

CN210338612U - Self-sealing carton

Info

Publication number: CN210338612U
Application number: CN201920583062.8U
Authority: CN
Inventors: 王林达
Original assignee: Top Green World Packaging Co ltd
Current assignee: Top Green World Packaging Co ltd
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2020-04-17
Anticipated expiration: 2029-04-26

Abstract

The utility model discloses a self-sealing carton, it includes: the box body is folded by a first box body plate, a second box body plate, a third box body plate and a fourth box body plate which are sequentially connected; the bottom plate is turned upwards by 90 degrees to be used as the bottom; the first inner sealing plate is folded and attached to the inner side of the third box body plate; the second inner sealing plate is folded and attached to the inner side of the first box body plate; the upper edge of the bottom plate sealing plate is connected with the lower edge of the fourth box body plate, and the bottom plate sealing plate covers the upper part of the bottom plate and is positioned in the box body in a turnover mode; the fourth sealing cover is folded and positioned above the box body and below the first sealing cover and the third sealing cover; the first sealing cover and the second sealing cover are respectively provided with a corresponding right-angle through hole, and the two upper end angles of the second sealing cover are respectively inserted into the right-angle through holes so as to seal the upper end of the box body.

Description

Self-sealing carton

Technical Field

The utility model relates to the field of packaging, the more specifically say, a proclaim oneself carton.

Background

The paper box is widely applied to product packaging, and the product packaged by the paper box has the characteristics of product protection, shock resistance, pressure resistance, low cost, light volume and the like.

At present, the bottom plate of the carton is divided into four folding plates, and the four folding plates are mutually occluded or the corresponding folding plates are adhered together by tools such as adhesive tapes when the bottom is sealed. The firmness is low by a cover sealing mode of mutually engaging the four folding plates; the mode of sticking the corresponding folding plates together by means of tools such as adhesive tapes needs the help of the adhesive tapes, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

Because there is above-mentioned technical problem among the prior art, this application provides a self-sealing carton, and its aim at solves among the prior art carton and combines insecure or need and the problem of inconvenient use with the help of the sticky tape.

In order to achieve the technical purpose, the following technical means are adopted in the application:

a self-sealing carton comprising: the box body is formed by folding a first box body plate, a second box body plate, a third box body plate and a fourth box body plate which are sequentially connected into a quadrangular frame body; the left side edge of the first box body plate is provided with an adhesive edge, and the adhesive edge is connected with the first box body plate and the fourth box body plate; the upper edge of the bottom plate is connected with the lower edge of the second box body plate, and the bottom plate is turned upwards by 90 degrees and serves as the bottom of the box body; the left edge of the first inner sealing plate is connected with the right edge of the bottom plate; the right edge of the second inner sealing plate is connected with the left edge of the bottom plate; the first inner sealing plate is folded and attached to the inner side of the third box body plate; the second inner sealing plate is folded and attached to the inner side of the first box body plate; the upper edge of the bottom plate sealing plate is connected with the lower edge of the fourth box body plate, and the bottom plate sealing plate covers the upper part of the bottom plate in a turnover mode and is positioned in the box body; the bottom plate, the first inner sealing plate, the second inner sealing plate and the bottom plate sealing plate seal the bottom of the box body; the lower edges of the first sealing cover, the second sealing cover, the third sealing cover and the fourth sealing cover are respectively connected with the upper edges of the first box body plate, the second box body plate, the third box body plate and the fourth box body plate in a one-to-one correspondence mode, and the fourth sealing cover is positioned above the box body and below the first sealing cover and the third sealing cover after being folded; the first sealing cover and the second sealing cover are respectively provided with a corresponding right-angle through hole, and two upper end angles of the second sealing cover are respectively inserted into the right-angle through holes so as to seal the upper end of the box body; the first box body plate, the second box body plate, the third box body plate, the fourth box body plate, the bottom plate, the first inner sealing plate, the second inner sealing plate, the bottom plate sealing plate, the first sealing cover, the second sealing cover, the third sealing cover and the fourth sealing cover are integrally formed.

Preferably, the first box body plate and the third box body plate are respectively provided with a handle hole or a fixing rope hole near the upper edge thereof.

Preferably, a lifting hole is respectively formed on the first inner sealing plate close to the right edge thereof and the second inner sealing plate close to the left edge thereof.

Preferably, the second cover is provided with a folding line, the folding line divides the second cover into a front end and a rear end, and the front end of the second cover is bent relative to the rear end of the folding line without being broken.

Preferably, two of said right-angled perforations are located on the first and second covers respectively, close to their lower edges.

Preferably, the adhesive edge is provided with an adhesive layer and a release layer covering the adhesive layer.

Owing to adopt above-mentioned technical means, the advantage of the relative prior art of the self-sealing carton of this application lies in, this application can be through simple folding a sealing of accomplishing the bottom half, and need not be with the help of the sticky tape when the closing cap, and easy operation is convenient, and bulk strength is high.

Drawings

FIG. 1 is an expanded view of the self-sealing carton of the present application;

fig. 2 is a folding sequence diagram of the folding carton of the present application;

fig. 3 is a schematic structural view of the self-sealing carton of the present application.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Referring to fig. 1, the self-sealing carton of the present application is an integrally molded paperboard. The paperboard comprises a first box body plate 10, a second box body plate 11, a third box body plate 12 and a fourth box body plate 13 which are used as box bodies; a first inner sealing plate 1, a second inner sealing plate 3, a bottom plate 2 and a bottom sealing plate 4 which are used as bottom and bottom inner seals; a first cover 7, a second cover 8, a third cover 6 and a fourth cover 5 as covers.

As shown in fig. 1, a first case plate 10, a second case plate 11, a third case plate 12, and a fourth case plate 13 are connected in this order; the upper edge of the bottom plate 2 is connected with the lower edge of the second box body plate 11, and a crease is arranged for convenient folding, and the following description is also the same; the left edge of the first inner sealing plate 1 is connected with the right edge of the bottom plate 2; the right edge of the second inner sealing plate 3 is connected with the left edge of the bottom plate 2; the upper edge of the bottom closing plate 4 is connected with the lower edge of the fourth box body plate 13; the lower edges of the first sealing cover 7, the second sealing cover 8, the third sealing cover 6 and the fourth sealing cover 5 are respectively connected with the upper edges of the first box body plate 10, the second box body plate 11, the third box body plate 12 and the fourth box body plate 13 in a one-to-one correspondence manner; a right-angled perforation 16 is provided in each of the first and second covers, close to the lower edges thereof. An adhesive edge 9 is arranged at the left edge of the first box body plate 10.

The adhesive edge 9 is provided with an adhesive layer and a release layer covering the adhesive layer, and the release layer is torn off to directly use the adhesive edge.

The first box body plate 10 and the third box body plate 12 are respectively provided with a handle hole 14 near the upper edge thereof, so that the box body can be conveniently lifted. The first inner sealing plate 1 is provided with a lifting hole 15 close to the right edge and the second inner sealing plate 3 is provided with a lifting hole 15 close to the left edge, so that the hands can grab the foldable box. The first inner sealing plate 1 and the second inner sealing plate 3 seal the bottom of the box body and are used as bearing plates for carrying objects.

In addition, a folding line 81 is provided on the second cover 8, the folding line 81 divides the second cover into a front end and a rear end, and the front end of the second cover 8 is bent with respect to the rear end of the folding line without being broken, so that the two end portions of the front end of the second cover 8 can be inserted into the right-angle through holes 16.

The self-sealing carton of the present application is formed by folding the integrally molded paperboard shown in fig. 1 through the folding sequence shown in fig. 2.

Referring to fig. 2, step one S1: the first box body panel 10, the second box body panel 11, the third box body panel 12, and the fourth box body panel 13, which are connected in this order, are folded into a rectangular frame. As shown in fig. 1, an adhesive edge 9 is provided on the left side of the first box body panel 10, and the adhesive edge 9 connects the first box body panel 10 and the fourth box body panel 13. Thus forming a box body with the upper end and the lower end both closed.

Step two S2: the first inner sealing plate 1 and the second inner sealing plate 3 are folded inwards by 180 degrees respectively, and the first inner sealing plate 1 and the second inner sealing plate 3 cover the bottom plate 2.

Step three S3: folding the bottom plate sealing plate 4 for 180 degrees in the box body, wherein the bottom plate sealing plate 4 is attached to the inner surface of the fourth box body plate 13;

step four S4: the bottom plate 2, the first inner sealing plate 1 and the second inner sealing plate 3 are folded together by 90 degrees towards the inside of the box body.

Step five S5: the second inner sealing plate 3 and the first inner sealing plate 1 are sequentially folded outwards by 90 degrees, so that the first inner sealing plate 1 is folded and attached to the inner side of the third box body plate 12; the second inner sealing plate 2 is folded and attached to the inner side of the first box body plate 10; the lifting hole 15 overlaps the handle hole 14.

Step six S6: the bottom plate closing plate 4 is folded downwards by 90 degrees, so that the bottom plate closing plate 4 is parallel to the bottom plate 2, and the bottom of the box body is sealed.

Step seven S7: the fourth cover 5 is folded inwardly by 90 degrees so as to cover the upper end of the case.

Step eight S8: the first cover 7 and the third cover 6 are folded inwards by 90 degrees so as to cover the upper end of the box and be positioned above the fourth cover 5.

Step nine S9: the second cover 8 is folded inwardly by 90 degrees so that the two upper corners thereof are inserted into the right-angle through holes, respectively, to seal the upper end of the box body.

The utility model provides a proclaim oneself carton folding convenience turns over the sealing of accomplishing the bottom half through simple book, and need not be with the help of the sticky tape when the closing cap, and easy operation is convenient, and bulk strength is high.

The above-described embodiments are merely illustrative of the present invention and are not intended to limit the scope of the present invention. Those skilled in the art will recognize that changes and modifications can be made in the invention as described herein without departing from the scope of the invention as defined by the appended claims.

Claims

1. From paper sealing box, its characterized in that includes:

the box body is formed by folding a first box body plate, a second box body plate, a third box body plate and a fourth box body plate which are sequentially connected into a quadrangular frame body; the left side edge of the first box body plate is provided with an adhesive edge, and the adhesive edge is connected with the first box body plate and the fourth box body plate;

the upper edge of the bottom plate is connected with the lower edge of the second box body plate, and the bottom plate is turned upwards by 90 degrees and serves as the bottom of the box body;

the left edge of the first inner sealing plate is connected with the right edge of the bottom plate; the right edge of the second inner sealing plate is connected with the left edge of the bottom plate; the first inner sealing plate is folded and attached to the inner side of the third box body plate; the second inner sealing plate is folded and attached to the inner side of the first box body plate;

the upper edge of the bottom plate sealing plate is connected with the lower edge of the fourth box body plate, and the bottom plate sealing plate covers the upper part of the bottom plate in a turnover mode and is positioned in the box body;

the bottom plate, the first inner sealing plate, the second inner sealing plate and the bottom plate sealing plate seal the bottom of the box body;

the lower edges of the first sealing cover, the second sealing cover, the third sealing cover and the fourth sealing cover are respectively connected with the upper edges of the first box body plate, the second box body plate, the third box body plate and the fourth box body plate in a one-to-one correspondence mode, and the fourth sealing cover is positioned above the box body and below the first sealing cover and the third sealing cover after being folded; the first sealing cover and the second sealing cover are respectively provided with a corresponding right-angle through hole, and two upper end angles of the second sealing cover are respectively inserted into the right-angle through holes so as to seal the upper end of the box body;

the first box body plate, the second box body plate, the third box body plate, the fourth box body plate, the bottom plate, the first inner sealing plate, the second inner sealing plate, the bottom plate sealing plate, the first sealing cover, the second sealing cover, the third sealing cover and the fourth sealing cover are integrally formed.

2. The self-sealing carton according to claim 1, wherein the first and third carton panels are provided with a handle hole or a fixing rope hole near their upper edges, respectively.

3. The self-sealing carton of claim 1, wherein a lifting hole is provided in each of the first inner sealing panel adjacent to the right edge thereof and the second inner sealing panel adjacent to the left edge thereof.

4. The self-sealing carton of claim 1, wherein the second flap has a fold line dividing the second flap into a front end and a rear end, and the front end of the second flap is folded against the rear end of the fold line without breaking.

5. The self-sealing carton of claim 1, wherein the two right-angle perforations are located on the first flap and the second flap, respectively, proximate to the lower edges thereof.

6. The self-sealing carton according to claim 1, wherein the adhesive edge is provided with an adhesive layer and a release layer covering the adhesive layer.