CN218020552U

CN218020552U - Seven layers of flute environmental protection cartons of waterproof type

Info

Publication number: CN218020552U
Application number: CN202221089384.5U
Authority: CN
Inventors: 周燕春
Original assignee: Pujiang Fengshou Packaging Co ltd
Current assignee: Pujiang Fengshou Packaging Co ltd
Priority date: 2022-05-06
Filing date: 2022-05-06
Publication date: 2022-12-13
Anticipated expiration: 2032-05-06

Abstract

The utility model discloses a seven layers of corrugated carton of waterproof type, including corrugated core paper, corrugated core paper includes first core paper, second core paper and third core paper, corrugated core paper's inside and surface are provided with the protective layer, the protective layer includes waterproof layer, moisture absorption layer and buffer layer, the buffer layer is provided with two sets ofly, another group the bottom of buffer layer bonds in the bottom of second core paper, another group the top of buffer layer bonds in the bottom of first core paper, the buffer layer comprises outside cardboard and buffer board, and through the waterproof layer and the moisture absorption layer that set up, waterproof coating of waterproof layer has certain extensibility, elastoplasticity, crack resistance, impermeability and weatherability through the waterproof film that the solidification back formed, can play waterproof, prevention of seepage and guard action, and the environmental protection carton that can seven layers of effectual improvement corrugated paper made possesses good waterproof performance, and the moisture absorption layer can effectively guarantee to keep dry state in the carton of making.

Description

Seven layers of flute environmental protection cartons of waterproof type

Technical Field

The utility model relates to a corrugated box field, in particular to seven layers of flute environmental protection cartons of waterproof type.

Background

The main components of the corrugated case are cellulose, hemicellulose, lignin and the like. Among the prior art, the environmental protection carton that seven layers of corrugated paper were made is all relatively poor to resist impact and mode performance when using, and when the corrugated box was wet, the compressive strength of corrugated box can descend by a wide margin, and when humidity was close to 100%, the phenomenon that the corrugated box can appear collapsing and collapsing even, and the moisture content of corrugated box is too high, can cause phenomenons such as corrugated shape change and binder hydrolysis to take place, directly reduces its compressive strength, bursting strength and aesthetic measure.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a seven layers of flute environmental protection cartons of waterproof type, solved the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a seven layers of corrugated environmental protection cartons of waterproof type, including the corrugated core paper, the corrugated core paper includes first core paper, second core paper and third core paper, the inside and the surface of corrugated core paper are provided with the protective layer, the protective layer includes:

the waterproof layer is adhered to the top of the first core paper;

the bottom of the third core paper is adhered with the moisture absorption layer;

and the top of the buffer layer is bonded to the bottom of the second core paper.

Optionally, the buffer layers are provided in two sets, a set of buffer layers is bonded to the top of the third core paper, and the top of a set of buffer layers is bonded to the bottom of the second core paper.

Optionally, the cushion layer is composed of an outer paperboard and a cushion board, the outer paperboard being bonded to the first core paper, the second core paper and the third core paper.

Optionally, the cushioning panel is secured to the inside of the outer sheet of paper in an intersecting manner.

Optionally, the thickness of the waterproof layer is 4-6mm.

Optionally, the moisture-absorbing layer has a thickness of 7-8mm.

Compared with the prior art, the utility model discloses possess following beneficial effect:

(1) The waterproof type environment-friendly seven-layer corrugated carton has the advantages that through the waterproof layer and the moisture absorption layer, the waterproof film formed by curing the waterproof paint of the waterproof layer has certain extensibility, elastoplasticity, crack resistance, impermeability and weather resistance, the waterproof, seepage-proof and protective effects can be achieved, the environment-friendly carton made of seven layers of corrugated paper can be effectively improved, the good waterproof performance is achieved, and the moisture absorption layer can effectively guarantee that the made carton can be kept in a dry state.

(2) This seven layers of corrugated box of waterproof type through the buffer layer that sets up, can effectually guarantee when corrugated box wholly receives the impact, the buffer board can produce certain deformation, absorbs the produced potential energy of impact to recover under self elastic action, improved corrugated box's impact resistance.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is the utility model discloses seven layers of corrugated paper sectional structure schematic diagrams.

The reference numbers illustrate: 1. corrugated medium paper; 101. a first core paper; 102. a second core paper; 103. a third core paper; 2. a protective layer; 21. a waterproof layer; 22. a moisture absorption layer; 23. a buffer layer; 231. an outer paperboard; 232. a buffer plate.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

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 efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, back, 8230; \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1, the present invention provides a waterproof seven-layer corrugated environment-friendly carton, including corrugated medium paper 1, corrugated medium paper 1 includes first medium paper 101, second medium paper 102 and third medium paper 103, and the inside and the surface of corrugated medium paper 1 are provided with protective layer 2.

In the embodiment of the present invention, the protective layer 2 includes:

the waterproof layer 21 is adhered to the top of the first core paper 101, and the thickness of the waterproof layer 21 is 4-6mm;

the moisture absorption layer 22 is adhered to the bottom of the third core paper 103, and the thickness of the moisture absorption layer 22 is 7-8mm;

the cushion layer 23 is adhered to the top of the third core paper 103, and the cushion layer 23 is adhered to the bottom of the second core paper 102.

Specifically, the protective layer 2 includes a waterproof layer 21, a moisture absorption layer 22, and buffer layers 23, two sets of buffer layers 23 are provided, a set of buffer layers 23 is bonded to the top of the third core paper 103, and the top of the set of buffer layers 23 is bonded to the bottom of the second core paper 102.

In an embodiment of the present invention, the waterproof layer 21 is made by brushing acrylic waterproof paint on the surface of the corrugated medium paper 1, and the acrylic waterproof paint is a single-component water-emulsion waterproof paint made by adding other additives to a pure acrylic polymer emulsion as a base material. The waterproof film formed by curing the waterproof coating has certain extensibility, elastoplasticity, crack resistance, impermeability and weather resistance, can play roles in waterproofing, seepage prevention and protection, and can effectively improve the good waterproof performance of the environment-friendly carton made of seven layers of corrugated paper.

Specifically, the moisture absorption layer 22 is a absorbent cotton material, and the absorbent cotton is odorless, tasteless, and colorless, has good water absorption, and effectively ensures that the interior of the manufactured carton can be kept in a dry state.

The cushion sheet 23 is composed of an outer sheet 231 and a cushion sheet 232, the outer sheet 231 is bonded to the first core paper 101, the second core paper 102, and the third core paper 103, and the cushion sheet 232 is fixed inside the outer sheet 231 in a cross-like manner.

In order to improve the buffering effect of buffer layer 23, buffer board 232 is made for polyvinyl chloride PVC material, and self possesses good fire prevention heat resistance, and possesses certain elasticity, can effectually guarantee when corrugated box wholly receives the impact, buffer board 232 can produce certain deformation, absorbs the produced potential energy of impact to recover under self elastic action, improved corrugated box's shock resistance.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a seven layers of flute environmental protection cartons of waterproof type, includes corrugated medium paper (1), its characterized in that: the corrugated medium paper (1) comprises a first medium paper (101), a second medium paper (102) and a third medium paper (103), the inside and the surface of the corrugated medium paper (1) are provided with a protective layer (2), and the protective layer (2) comprises:

the waterproof layer (21), the said waterproof layer (21) is adhered on the top of the first core paper (101);

the moisture absorption layer (22) is adhered to the bottom of the third core paper (103);

the buffer layers (23) are arranged in two groups, one group of buffer layers (23) are bonded to the top of the third core paper (103), and the tops of the one group of buffer layers (23) are bonded to the bottom of the second core paper (102).

2. The waterproof seven-layer corrugated environmental carton according to claim 1, wherein: the bottom of the other group of the buffer layers (23) is adhered to the bottom of the second core paper (102), and the top of the other group of the buffer layers (23) is adhered to the bottom of the first core paper (101).

3. The waterproof seven-layer corrugated environmental-friendly carton as claimed in claim 1, wherein: the buffer layer (23) is composed of an outer paper plate (231) and a buffer plate (232), and the outer paper plate (231) is bonded with the first core paper (101), the second core paper (102) and the third core paper (103).

4. The waterproof seven-layer corrugated environmental carton according to claim 3, wherein: the buffer board (232) is fixed inside the outer paper board (231) in a cross shape.

5. The waterproof seven-layer corrugated environmental-friendly carton as claimed in claim 1, wherein: the thickness of the waterproof layer (21) is 4-6mm.

6. The waterproof seven-layer corrugated environmental-friendly carton as claimed in claim 1, wherein: the thickness of the moisture absorption layer (22) is 7-8mm.