CN217348681U

CN217348681U - Waterproof type compound film environmental protection carton

Info

Publication number: CN217348681U
Application number: CN202123288887.3U
Authority: CN
Inventors: 刘菊香; 恽玉琴
Original assignee: Changzhou Chuangying Packaging Material Co ltd
Current assignee: Changzhou Chuangying Packaging Material Co ltd
Priority date: 2021-12-25
Filing date: 2021-12-25
Publication date: 2022-09-02
Anticipated expiration: 2031-12-25

Abstract

The utility model belongs to the technical field of waterproof carton, specifically be a waterproof type compound membrane environmental protection carton, including cavity four sides box the last downside of cavity four sides box is provided with four sealing side plates that cavity four sides box four sides turned over relatively and turn over, all the cladding has waterproofing membrane on the outer wall of cavity four sides box, sealing side plate, the inner wall four corners of cavity four sides box all is provided with the waterproof strip of side, is the downside be provided with down waterproof strip in the gap between the sealing side plate. Through the arrangement of the waterproof membrane, water is protected from the outside, and the influence of water infiltration on the strength of the carton after the outer vertical surface of the carton is contacted with water is avoided; the side edge of the hollow four-side box body and the joint of the lower part of the sealing side plate are sealed through the side waterproof strip and the lower waterproof strip, and the waterproof effect is further realized.

Description

Waterproof type compound film environmental protection carton

Technical Field

The utility model relates to a waterproof carton technical field specifically is a waterproof type compound membrane environmental protection carton.

Background

The paper box is the most widely used packing product, and has various specifications and models, such as corrugated paper boxes, single-layer cardboard boxes and the like according to different materials.

The paper box is commonly used for three layers and five layers, seven layers are used less, each layer is divided into lining paper, corrugated paper, core paper and face paper, the lining paper and the face paper are provided with tea board paper and kraft paper, the corrugated paper for the core paper has different colors and handfeel, and the paper (colors and handfeel) produced by different manufacturers is different.

Due to the material, the carton is easily deformed after contacting water, and loses the packing effect, and the water usually wets the carton from the lower part.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waterproof type compound membrane environmental protection carton to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waterproof type compound membrane environmental protection carton, includes cavity four sides box the upper and lower side of cavity four sides box is provided with four sealing sideboard that cavity four sides box four sides turned over relatively turn over, all the cladding has waterproof diaphragm on the outer wall of cavity four sides box, sealing sideboard, the inner wall four corners of cavity four sides box all is provided with the waterproof strip of side, is the downside be provided with down waterproof strip in the gap between the sideboard.

Further, the hollow four-side box body is made of corrugated paper, and the side edges of the hollow four-side box body are connected through edge sealing nails.

Furthermore, the waterproof membrane is made of a plastic film, and at least one layer of plastic film is wound on the outer walls of the hollow four-side box body and the sealing side plate.

Furthermore, the side waterproof strip comprises a side seal strip in a right-angle shape and a support plate connected to the bottom end of the side seal strip, and the side seal strip and the support plate are respectively bonded with the inner wall corners and the lower side sealing edge plate of the hollow quadrilateral box body.

Further, waterproof strip includes lath and the outstanding strip that sets up in the middle part of last lath one side down, the outstanding strip embedding is between two relative downside seal sideboard, and goes up lath, outstanding strip and the bonding of downside seal sideboard.

Compared with the prior art, the beneficial effects of the utility model are that:

1) through the arrangement of the waterproof membrane, water is protected from the outside, and the influence of water infiltration on the strength of the carton after the outer vertical surface of the carton is contacted with water is avoided;

2) the side edges of the hollow four-side box body and the lower joint of the sealing side plate are sealed through the side waterproof strips and the lower waterproof strips, and the waterproof effect is further achieved.

Drawings

FIG. 1 is a schematic structural view of the sealing side plate of the present invention in a closed state;

FIG. 2 is a schematic structural view of the upper sealing edge plate of the present invention in an open state;

FIG. 3 is a schematic top view of the hollow four-sided box of the present invention;

fig. 4 is a schematic structural view of the side waterproof strip of the present invention;

fig. 5 is a schematic structural view of the lower waterproof strip of the present invention.

In the figure: the waterproof structure comprises a hollow quadrilateral box body 1, a sealing side plate 2, a waterproof membrane 3, a waterproof strip on the 4 side, a seal on the 41 side, a support plate 42, a waterproof strip under the 5 side, a lath 51 and a protruding strip 52.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a waterproof type compound membrane environmental protection carton, includes cavity four sides box 1 the upper and lower side of cavity four sides box 1 is provided with four sealing sideboard 2 that cavity four sides box 1 four sides turned over relatively turn over, all the cladding has waterproofing membrane 3 on cavity four sides box 1, the outer wall of sealing sideboard 2, the inner wall four corners of cavity four sides box 1 all is provided with the waterproof strip 4 of side, is the downside seal and be provided with down waterproof strip 5 in the gap between sideboard 2.

The hollow four-side box body 1 and the sealing side plates 2 are a whole paperboard, the hollow four-side box body 1 is formed after being folded, the folds of the upper end portion and the lower end portion of the hollow four-side box body 1 are cut to form the four sealing side plates 2, and the left end and the right end of the hollow four-side box body 1 are connected through sealing nails (or staples) after being close to each other.

The side waterproof strips 4 and the lower waterproof strips 5 can respectively prevent the four edges of the inner wall of the hollow four-edge box body 1 and the bottom connector of the sealing side plate 2 from being waterproof, so that water is prevented from permeating.

Preferably, the hollow four-side box body 1 is made of corrugated paper, and the side edges of the hollow four-side box body 1 are connected through edge sealing nails.

Preferably, the waterproof membrane 3 is made of a plastic film, and the plastic film is wound on the outer walls of the hollow four-side box body 1 and the sealing side plate 2 by at least one layer. The plastic film is attached to the outer wall of the integral paper board in advance, and when the crease is cut, the plastic film is also cut.

Preferably, the side waterproof strip 4 comprises a right-angle side seal 41 and a support plate 42 connected to the bottom end of the side seal 41, and the side seal 41 and the support plate 42 are respectively bonded to the inner wall corner and the lower side sealing sideboard 2 of the hollow quadrilateral box 1. The side seal 41 is supported by the support plate 42, so that the contact area is increased, and the side seal is not easy to come unstuck.

Preferably, the lower waterproof strip 5 comprises a strip 51 and a protruding strip 52 arranged in the middle of one side of the upper strip 51, the protruding strip 52 is embedded between the two opposite lower sealing edge panels 2, and the upper strip 51 and the protruding strip 52 are adhered to the lower sealing edge panels 2.

The working principle is as follows: a rectangular paperboard is adopted, a waterproof membrane 3 is covered on the rectangular paperboard, a plastic film is attached to the surface of the rectangular paperboard and is folded into a hollow rectangular paper tube, and two ends of the paper tube are cut along four edges and are divided into four sealing side plates 2 at two ends;

the sealing side plates 2 on the lower side of the hollow four-side box body 1 are folded and closed, lower waterproof strips 5 are pasted between the two opposite sealing side plates 2, side waterproof strips 4 are pasted at four corners of the inner wall of the hollow four-side box body 1, gaps between the lower sealing side plates 2 are bonded through adhesive tapes from the outside, articles are stored inside the hollow four-side box body 1, and the sealing side plates 2 on the upper portion are closed and bonded through the adhesive tapes, so that the box body is closed.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; 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, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

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. The utility model provides a waterproof type compound membrane environmental protection carton, includes cavity four sides box (1) the upper and lower side of cavity four sides box (1) is provided with four side closure boards (2) that can turn over relative cavity four sides box (1) four sides and turn over, its characterized in that, all the cladding has waterproof diaphragm (3) on the outer wall of cavity four sides box (1), side closure board (2), the inner wall four corners of cavity four sides box (1) all is provided with side waterproof strip (4), is the downside be provided with down waterproof strip (5) in the gap between side closure board (2).

2. The waterproof type laminating environment-friendly carton according to claim 1, characterized in that: the corrugated paper box is characterized in that the hollow four-side box body (1) is made of corrugated paper, and the side edges of the hollow four-side box body (1) are connected through edge sealing nails.

3. The waterproof type laminating environment-friendly carton according to claim 1, characterized in that: the waterproof membrane (3) is made of a plastic film, and the plastic film is wound on the outer walls of the hollow four-side box body (1) and the sealing side plate (2) by at least one layer.

4. The waterproof type laminating environment-friendly carton according to claim 1, characterized in that: the side waterproof strip (4) comprises a side seal strip (41) which is in a right-angle shape and a support plate (42) connected to the bottom end of the side seal strip (41), and the side seal strip (41) and the support plate (42) are respectively bonded with the inner wall corner and the lower side sealing side plate (2) of the hollow quadrilateral box body (1).

5. The waterproof type laminating environment-friendly carton according to claim 1, characterized in that: the lower waterproof strip (5) comprises a strip (51) and protruding strips (52) arranged in the middle of one side of the upper strip (51), the protruding strips (52) are embedded between the sealing side plates (2) on the two opposite lower sides, and the upper strip (51) and the protruding strips (52) are bonded with the sealing side plates (2) on the lower sides.