CN218807216U

CN218807216U - Inner layer structure of paper box

Info

Publication number: CN218807216U
Application number: CN202223191789.2U
Authority: CN
Inventors: 林雨坤
Original assignee: Fujian Dabang Packaging Products Co ltd
Current assignee: Fujian Dabang Packaging Products Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-04-07
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses a carton inner layer structure relates to the packing carton field, including carton shell and carton flip, carton flip fixed mounting has the bottom sprag cardboard at the top side of carton shell on the bottom side inner wall of carton shell movable mounting, and the top side movable mounting of bottom sprag cardboard has four planes to support the cardboard, and four planes support the cardboard and contact with four inner walls of carton shell respectively. The utility model discloses, through the setting of bottom sprag cardboard and plane support cardboard, utilize bottom sprag cardboard and the plane support cardboard that have the triangle-shaped structure as the inside end liner of carton shell, thereby strengthen the structural strength of carton shell, make the carton shell all have better compressive capacity, utilize the assistance of blotter, then further strengthen the inside cushion effect of carton shell, avoid strikeing the influence to inside commodity, strengthen the water proof ability of carton shell through using the PE water proof membrane, thereby avoid outside moisture to permeate the inside of carton shell.

Description

Inner layer structure of paper box

Technical Field

The utility model relates to a packing carton technical field especially relates to a carton inner layer structure.

Background

Corrugated paper boards are made into corrugated paper boxes through die cutting, indentation, nailing or box bonding, and the corrugated paper boxes are the most widely used packaging products, and the use amount of the corrugated paper boxes is always the first of various packaging products.

In the prior art, due to the development of the online shopping industry and the express industry in the society, a large number of express deliveries are transported almost all the time, a certain part of commodities can be packaged by paper boxes as external packages, and the purpose of protecting the commodities is achieved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a carton inner layer structure to solve and propose in the above-mentioned background art because the difference of transportation condition, lead to the carton packing to meet different storage environment, make the carton receive external environment's influence easily, for example the problem of the damage of inside commodity is leaded to easily to impact when moisture infiltration, transport and so on.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a carton inner layer structure, includes carton shell and carton flip, carton flip fixed mounting is on the top side of carton shell, movable mounting has the bottom to support the cardboard on the bottom side inner wall of carton shell, and top side movable mounting of bottom support cardboard has four planes to support the cardboard, and four planes support the cardboard and contact with four inner walls of carton shell respectively, and the inboard movable mounting of bottom support cardboard and plane support cardboard has the PE water proof membrane, and movable mounting has the blotter on the bottom side inner wall of PE water proof membrane, and the top side fixed mounting of blotter has built-up partition.

Preferably: the bottom supporting paperboard and the plane supporting paperboard respectively comprise a PE waterproof film, a first combined paperboard strip and a second combined paperboard strip, and the PE waterproof film, the first combined paperboard strip and the second combined paperboard strip are combined into a triangular structure.

Preferably, the following components: two sides of the plane supporting paper boards are both 45-degree inner chamfers, and two adjacent plane supporting paper boards are matched.

Preferably, the following components: the top side of the buffer pad is provided with a positioning groove, the combined partition plate comprises a first paperboard and a second paperboard, and the bottom of the first paperboard is movably inserted into the corresponding positioning groove.

Preferably: a plurality of inserting grooves are formed in the first paper boards, and the second paper boards are inserted into the corresponding inserting grooves.

Preferably, the following components: the height of the first paperboard is 2-3CM more than that of the second paperboard.

Preferably, the following components: the PE waterproof film is positioned on the inner sides of the bottom supporting paperboard and the plane supporting paperboard, and the thickness of the PE waterproof film is 2MM.

Preferably: the joint of the paper box shell, the bottom supporting paperboard and the plane supporting paperboard is coated with structural adhesive.

The utility model has the advantages that:

the utility model discloses in, through the setting of bottom sprag cardboard and plane support cardboard, utilize bottom sprag cardboard and the plane support cardboard that has the triangle-shaped structure as the inside end liner of carton shell, thereby strengthen the structural strength of carton shell, make the carton shell all have better compressive capacity, utilize the assistance of blotter, then further strengthen the inside buffering effect of carton shell, avoid strikeing the influence to inside commodity, strengthen the water proof ability of carton shell through using the PE water proof membrane, thereby avoid outside moisture to permeate the inside of carton shell.

The utility model discloses in, through the setting of blotter and combination baffle, utilize the divided effect of combination formula, can realize separating between the small-size commodity, avoid friction each other, moreover after rearrangement combination first cardboard and second cardboard, the user demand that can the different commodity of adaptation more.

Drawings

Fig. 1 is a schematic perspective view of an inner layer structure of a paper box according to the present invention;

fig. 2 is a schematic top view of the inner layer structure of the paper box of the present invention;

fig. 3 is a schematic cross-sectional structural view of an inner layer structure of a paper box provided by the present invention;

fig. 4 is a schematic plan view of an inner layer structure of a paper box according to the present invention;

fig. 5 is a schematic structural diagram of a part of the cushion pad of the inner layer structure of the paper box of the present invention.

In the figure: 100. a carton housing; 101. a paper box turnover cover; 200. a bottom support paperboard; 201. a planar support sheet; 202. a PE waterproof film; 203. a first combination cardboard strip; 204. a second combination cardboard strip; 205. a third combination cardboard strip; 300. a cushion pad; 301. a combined partition plate; 302. a first paperboard; 303. a second paperboard; 304. inserting grooves; 305. and (6) positioning a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1 to 5, an inner layer structure of a carton, comprising a carton housing 100 and a carton flap 101, the carton flap 101 is fixedly installed on the top side of the carton housing 100, a bottom supporting sheet 200 is movably installed on the inner wall of the bottom side of the carton housing 100, four plane supporting sheets 201 are movably installed on the top side of the bottom supporting sheet 200, the four plane supporting sheets 201 are respectively in contact with the four inner walls of the carton housing 100, a PE waterproof film 202 is movably installed on the inner walls of the bottom side of the bottom supporting sheets 200 and the plane supporting sheets 201, a cushion 300 is movably installed on the inner wall of the bottom side of the PE waterproof film 202, a combined partition 301 is fixedly installed on the top side of the cushion 300, when using the apparatus, it is first necessary to fix the bottom side of the bottom supporting sheet 200 with glue, then combine the four plane supporting sheets 201 into a rectangular shape fitting the inner wall of the carton housing 100, the plane supporting sheets 201 are connected with each other with glue, and installed on the inner wall of the carton housing 100, a bottom supporting sheet 200 and a top supporting sheet 200 with a plane supporting sheet as a bottom lining inside of the carton housing 100 with a cushion 300 having a triangular structure, thereby reducing the water permeation of the inner wall 300 by a second cushion 300, and further reducing the water permeation of the water-permeation of the cushion 300 by means of a cushion 300 installed on the inner wall 300, and a second reinforcing sheet 300 installed on the inner wall 300, thereby reducing the inner wall 300, and a water-proof film 300, by utilizing the combined separation effect, small commodities can be separated from each other, mutual friction is avoided, and after the first paper board 302 and the second paper board 303 are rearranged and combined, the use requirements of different commodities can be adapted.

Further, the bottom supporting paperboard 200 and the plane supporting paperboard 201 both include three parts, namely, a PE waterproof film 202, a first combined paperboard strip 203 and a second combined paperboard strip 204, the PE waterproof film 202, the first combined paperboard strip 203 and the second combined paperboard strip 204 are combined into a triangular structure, and the bottom supporting paperboard 200 and the plane supporting paperboard 201 with the triangular structure are used as bottom linings inside the carton shell 100, so that the structural strength of the carton shell 100 is enhanced, and the carton shell 100 has better pressure resistance.

Further, two sides of each of the planar supporting paper boards 201 are both 45-degree inner chamfers, the two adjacent planar supporting paper boards 201 are matched, the four planar supporting paper boards 201 are combined into a rectangle fitting the inner wall of the paper box housing 100, and the planar supporting paper boards 201 are connected with each other by glue.

Furthermore, a positioning groove 305 is formed in the top side of the cushion pad 300, the combined partition board 301 comprises a first paper board 302 and a second paper board 303, wherein the bottom of the first paper board 302 is movably inserted into the corresponding positioning groove 305, the combined partition board 301 which is formed by combining the first paper board 302 and the second paper board 303 into a proper size is installed on the top side of the cushion pad 300, the bottom of the first paper board 302 is installed in the positioning groove 305, and therefore the connection between the combined partition board 301 and the cushion pad 300 is strengthened.

Furthermore, a plurality of first paper plates 302 are all provided with inserting grooves 304, and the second paper plates 303 are inserted into the corresponding plurality of inserting grooves 304.

Further, the height of the first paper board 302 is 2-3CM more than that of the second paper board 303.

Further, a PE waterproof film 202 is provided on the inner side of the bottom supporting paperboard 200 and the plane supporting paperboard 201, and the thickness thereof is 2MM, and the PE waterproof film 202 is used to reinforce the water-proof capability of the carton case 100, thereby preventing moisture from the outside from penetrating into the inside of the carton case 100.

Further, the joints of the carton case 100 with the bottom supporting paperboard 200 and the plane supporting paperboard 201 are coated with structural adhesive.

The utility model discloses theory of operation:

when using the apparatus, it is first necessary to fix the bottom side of the bottom support paperboard 200 with glue, then combine the four plane support paperboards 201 into a rectangle fitting the inner wall of the carton case 100, connect the plane support paperboards 201 with glue to each other and install on the inner wall of the carton case 100, use the bottom support paperboard 200 and the plane support paperboard 201 with a triangular structure as the bottom lining inside the carton case 100, thereby strengthening the structural strength of the carton case 100, so that the carton case 100 has better pressure resistance, then lay a layer of PE waterproof film 202 on the inner walls of the bottom support paperboard 200 and the plane support paperboard 201, strengthen the connection between the combined partition 301 and the cushion 300 by using the PE waterproof film 202, thereby avoiding the external moisture from penetrating into the inside of the carton case 100, finally use the combined partition 301 of the first paperboard 302 and the second paperboard 303 to combine into a suitable size to install on the top side of the cushion 300, and install the bottom of the first paperboard 302 in the positioning groove 305, thereby strengthening the connection between the combined partition 301 and the cushion 300, thereby reducing the cushion with the cushion 300, and the effect of the combined goods separated by using the combined small goods separated from each other, and the second paperboard can be rearranged after the first paperboard is used for different needs.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A carton inner layer structure, comprising a carton outer shell (100) and a carton flip cover (101), wherein the carton flip cover (101) is fixedly arranged on the top side of the carton outer shell (100), and is characterized in that: the carton structure is characterized in that a bottom supporting paperboard (200) is movably mounted on the inner wall of the bottom side of the carton shell (100), four plane supporting paperboards (201) are movably mounted on the top side of the bottom supporting paperboard (200), the four plane supporting paperboards (201) are respectively contacted with the four inner walls of the carton shell (100), a PE waterproof film (202) is movably mounted on the inner sides of the bottom supporting paperboard (200) and the plane supporting paperboard (201), a cushion pad (300) is movably mounted on the inner wall of the bottom side of the PE waterproof film (202), and a combined partition plate (301) is fixedly mounted on the top side of the cushion pad (300).

2. A carton inner layer structure as claimed in claim 1, wherein: the bottom supporting paperboard (200) and the plane supporting paperboard (201) respectively comprise three parts of a PE waterproof film (202), a first combined paperboard strip (203) and a second combined paperboard strip (204), and the PE waterproof film (202), the first combined paperboard strip (203) and the second combined paperboard strip (204) are mutually combined into a triangular structure.

3. A carton inner layer structure as claimed in claim 1, wherein: two sides of each plane supporting paperboard (201) are both 45-degree inner chamfer angles, and two adjacent plane supporting paperboards (201) are matched.

4. A carton inner layer structure as claimed in claim 1, wherein: the top side of the buffer pad (300) is provided with a positioning groove (305), the combined partition board (301) comprises a first paper board (302) and a second paper board (303), and the bottom of the first paper board (302) is movably inserted into the corresponding positioning groove (305).

5. A carton inner layer structure as claimed in claim 4, wherein: a plurality of inserting grooves (304) are formed in the first paper plates (302), and the second paper plates (303) are inserted into the corresponding inserting grooves (304).

6. A carton inner layer structure as defined in claim 4, wherein: the first paper board (302) has a height of 2-3CM more than the second paper board (303).

7. A carton inner layer structure as claimed in claim 1, wherein: the PE waterproof membrane (202) is positioned on the inner sides of the bottom supporting paperboard (200) and the plane supporting paperboard (201) and has the thickness of 2MM.

8. A carton inner layer structure as claimed in claim 1, wherein: the joint of the paper box shell (100) and the bottom supporting paperboard (200) and the plane supporting paperboard (201) is coated with structural adhesive.