CN215099012U

CN215099012U - Inner box of packing box

Info

Publication number: CN215099012U
Application number: CN202120727245.XU
Authority: CN
Inventors: 陈文弹
Original assignee: Xiamen Maidian Paper Packaging Co ltd
Current assignee: Xiamen Maidian Technology Co.,Ltd.
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2021-12-10
Anticipated expiration: 2031-04-09

Abstract

An inner box of a packing box comprises an inner lining and a box bottom, wherein the inner lining comprises a top wall and four side walls, the periphery of the top wall is rectangular, an opening is formed in the middle of the top wall, a viscose layer is arranged on the inner surface of the top wall, side panels, bottom panels, folding panels and top supporting plates are sequentially connected with the four sides of the top wall in an outward extending mode, the joints of the four sides of each top wall and the side panels, the joints of the side panels and the bottom panels, the joints of the bottom panels and the folding panels, and the joints of the folding panels and the top supporting plates are respectively provided with an inner folding line; each side panel, the bottom panel, the folding panel and the top support plate are respectively bent along respective inner folding lines to form four side walls in a three-dimensional shape, each top support plate is attached to the lower surface of the top wall through an adhesive layer, and the four side walls and the top wall form a cavity L for accommodating articles; the box bottom is arranged at the bottom end of the lining and is bonded with the bottom end of the lining. The utility model discloses four lateral walls are facade structure, support stably and the appearance is neat pleasing to the eye.

Description

Inner box of packing box

Technical Field

The utility model relates to a packing carton field, in particular to box in packing carton.

Background

Packing carton generally indicates the box body that generally is used for packing the product, some packing cartons include outer box and interior box, wherein interior box generally designs for independent, have the cavity have the rectangle box of lateral wall all around, among the prior art, generally adopt to have open-ended roof and four lateral walls to put into after the box form, attach the outer paper of one deck in addition, outer paper inboard is paintd the viscose and is pasted in the box outside after the shaping, utilize outer paper fixed form, and outer paper can design relevant pattern as required, however, the mode process that utilizes the laminating of outer paper is loaded down with trivial details, and play the fold easily at the laminating in-process, the outward appearance is pleasing to the eye inadequately and the yields is low.

Or some manufacturers generally press a pre-designed shape pressing strip into one box when designing the inner box, and then bond the box to manufacture the inner box, however, the shape pressing strip is easy to fall off, and the design of the pressing strip at the edge is often poor in fitting effect and easy to deform.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving the technical problem in the above-mentioned technique to a certain extent at least. Therefore, the utility model aims to provide an interior box of packing carton that form is pleasing to the eye, the simple and easy workmanship.

In order to achieve the purpose, the utility model provides an inner box of a packing box, which comprises an inner lining and a box bottom, wherein the inner lining comprises a top wall and four side walls, the periphery of the top wall is rectangular, the middle part of the top wall is provided with an opening, the inner surface of the top wall is provided with an adhesive layer, four sides of the top wall extend outwards to be sequentially connected with a side panel, a bottom panel, a folded panel and a top supporting plate, and each joint of the four sides of the top wall and the side panel, the joint of the side panel and the bottom panel, the joint of the bottom panel and the folded panel, and the joints of the folded panel and the top supporting plate are respectively provided with an inner folding line;

each side panel, the bottom panel, the folding panel and the top support plate are respectively bent inwards along respective inner folding lines to form four side walls in a three-dimensional shape, each top support plate is attached to the lower surface of the top wall through an adhesive layer, and the four side walls and the top wall form a cavity L for accommodating articles;

the box bottom is arranged at the bottom end of the lining and is bonded with the bottom end of the lining.

Based on the design, the four side walls are of a three-dimensional structure and are stably supported, the top wall and the side walls are integrally connected, patterns only need to be decorated outside the lining before the four side walls are formed, and since each surface is the outside of the lining, namely the decoration surface of the lining, the decoration patterns can be seamlessly connected after the four side walls are formed, so that the four side walls are more attractive; and because the four side walls are all folded inwards, the surfaces of the top wall and the four side walls are not provided with inner folding lines or creases, and the appearance is very attractive.

In addition, the embodiment of the present invention may also have the following additional technical features:

the two sides of each inner folding line are bevel edges c, and the cross section of each bevel edge c is of a V-shaped structure with an angle of an angle before the inner folding lines are bent to form the side wall in a three-dimensional shape; namely, the edge of the two panels adjacent to the inner folding line is the bevel edge c with 45 degrees, and the design of the inclination angle of 45 degrees ensures that when the two panels are folded together, perfect 90 degrees is formed, the stability is strong, and the splicing effect is excellent.

In other embodiments, if the periphery of the top wall is rectangular, one pair of the four side walls located at the short sides of the top wall is a first vertical wall, and the other pair of the four side walls is a second vertical wall;

the side panel, the bottom panel, the folding panel and the top bracing panel of the first vertical wall are respectively a first side panel, a first bottom panel, a first folding plate and a first top bracing sheet; the left end and the right end of the first bottom plate, the first folded plate and the first top supporting sheet are all retracted inwards relative to the left end and the right end of the first side plate, and the parts of the left end and the right end of the first side plate, which protrude out of the first bottom plate, the first folded plate and the first top supporting sheet, are flanges;

the left end and the right end of the second vertical wall are respectively attached to the inner sides of the corresponding flanges of the two corresponding first side plates; the first vertical wall and the second vertical wall are compactly connected.

The flange has an axial length of X, the second upstanding wall has a thickness of Y, and X ═ Y.

The left end and the right end of the second vertical wall are respectively attached to the inner sides of the corresponding flanges of the two corresponding first side plates. The peripheral edge of the flange, the left end edge and the right end edge of the second side plate and the second bottom plate are obliquely arranged at 45 degrees, so that a perfect 90 degree is formed in the splicing process, the stability is high, and the splicing effect is excellent; and the seam gaps among the second side plate, the second bottom plate and the flanges can be reduced.

The material of roof and four lateral walls is the cross cutting card paper, just the upper surface printing of roof has pattern and/or characters.

The width J of each top supporting plate is smaller than or equal to the thickness of the side wall, so that the top supporting plates can be hidden on the lower surface of the top wall and are not exposed outside the top wall.

Drawings

Fig. 1 is a front perspective view of the inner lining of the packing box of the present invention;

fig. 2 is a rear perspective view of the inner liner of the packing box of the present invention;

FIG. 3 is a front view of the inner lining of the packing box of the present invention before forming;

FIG. 4 is a rear view of the inner lining of the packing box of the present invention before forming;

FIG. 5 is a cross-sectional view of FIG. 4 at A;

FIG. 6 is a cross-sectional view of FIG. 4 at B;

FIG. 7 is a schematic view of a flange according to the present invention;

fig. 8 is a schematic view of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Examples

As shown in fig. 1-8, an inner box 200 of a packing box comprises an inner lining 100 and a box bottom 4, wherein the inner lining 100 of the packing box comprises a top wall 1 and four side walls 2, before the side walls are spliced, referring to fig. 3-4, the periphery of the top wall 1 is rectangular in the embodiment, an opening 11 is formed in the middle of the top wall 1, an adhesive layer 12 is arranged on the inner surface of the top wall 1, side panels 21, bottom panels 22, folded panels 23 and top supporting panels 24 extend outwards from four sides of the top wall 1 and are sequentially connected, the connection part of the four sides of the top wall 1 and the side panels 21, the connection part of the side panels 21 and the bottom panels 22, the connection part of the bottom panels 22 and the folded panels 23, and the connection part of the folded panels 23 and the top supporting panels 24 are respectively provided with an inner folding line 3;

as shown in fig. 1-2, each side panel 21, the bottom panel 22, the folded panel 23 and the top support panel 24 are respectively bent along the respective inner folding lines 3 to form four side walls 2 in a three-dimensional shape, each top support panel 24 is attached to the lower surface of the top wall 1 through an adhesive layer 12, and the four side walls 2 and the top wall 1 enclose a cavity L for accommodating articles;

and two sides of each inner folding line 3 are oblique edges c, and the cross section of each oblique edge c is in a V-shaped structure with an angle of 45 degrees before the oblique edges c are bent to form the side wall in a three-dimensional shape. The width J of each top supporting plate 24 is smaller than or equal to the thickness of the corresponding side wall 2, so that the top supporting plates 24 can be hidden on the lower surface of the top wall 1 and are not exposed out of the top wall 1.

The four side walls are of three-dimensional structures and are stably supported, and the top wall and the side walls are integrally connected, so that the patterns can be decorated only outside, and the four side walls are folded inwards, so that the outside of the top wall and the four side walls are decorated faces, the decorative patterns can be seamlessly connected after forming, and the surfaces of the top wall and the four side walls are all broken lines or creases, so that the decorative patterns are very attractive.

Referring to fig. 2 and fig. 4-7 again, one pair of side walls 2 with short axial lengths (located at the short side of the top wall 1) among the four side walls 2 is a first vertical wall 2a, and the other pair of side walls 2 is a second vertical wall 2 b; the side panels 21, the bottom panels 22, the folding panels 23 and the top supporting panels 24 of the first vertical wall 2a are respectively a first side panel 21a, a first bottom panel 22a, a first folding panel 23a and a first top supporting sheet 24 a; the left and right ends of the first bottom plate 22a, the first folding plate 23a and the first top supporting sheet 24a are all retracted inwards, and the parts of the left and right ends of the first side plate 21a protruding out of the first bottom plate 22a, the first folding plate 23a and the first top supporting sheet 24a are two flanges 211; the inner periphery of each flange 211 is inclined downwards by 45 degrees from inside to outside, see fig. 7; the left and right ends of the second vertical wall 2b are respectively attached to the inner sides of corresponding flanges 211 of the two first side plates 21a, so that the first vertical wall 2a and the second vertical wall 2b are compactly connected. The axial length of the flange 211 is X, the thickness of the second standing wall 2b is Y, and X equals Y, that is, the outer edge of the flange 211 is flush with the outer surface of the second standing wall 2 b.

Referring to fig. 2, 4 and 6-7 again, the side panels 21, the bottom panels 22, the folded panels 23 and the top supporting panels 24 of the second vertical wall 2b are respectively a second side panel 21b, a second bottom panel 22b, a second folded panel 23b and a second top supporting panel 24 b;

the left and right ends of the second folded plate 23b and the second top supporting plate 24b are both contracted inwards to form two concave edges d, and each concave edge d is attached to the inner side of a corresponding flange 211;

the inner side of the outer edge of each flange 211 is inclined by 45 degrees; both ends border is hypotenuse c of 45 degrees of inclination about the internal surface of second curb plate 21b and second bottom plate 22b, every the outer border of flange 211 all pastes the setting with the hypotenuse c of corresponding second curb plate 21b, second bottom plate 22b mutually.

The peripheral edge of the flange, the left end edge and the right end edge of the second side plate and the second bottom plate are obliquely arranged at 45 degrees, so that a perfect 90 degree is formed in the splicing process, the stability is high, and the splicing effect is excellent; and the seam gaps among the second side plate, the second bottom plate and the flanges can be reduced. The setting of flange 211 makes second curb plate 21b, second bottom plate 22b, second baffle 23b and the second top fagging 24b of second upright wall 2b about both ends can both be hidden at the flange 211 inboard to laminate each other with flange 211, in order to guarantee that the border of product is smooth.

Due to the design that the edges of two panels abutted by the inner folding line 3 are both inclined edges c with the angle of 45 degrees and the inclination angle of 45 degrees, the gaps of seams can be reduced in the splicing process of the panels. The material of roof 1 and four lateral walls 2 is the cross cutting card paper, just the upper surface printing of roof 1 has pattern and/or characters.

Referring to fig. 8, the box bottom 4 is disposed at the bottom end of the liner 100 and is adhered to the liner 100.

The inner box of the packing box of the utility model is used for holding tea, has beautiful structure and stable support.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. An inner box (200) of a packing box, characterized in that: the box comprises a lining (100) and a box bottom (4), wherein the lining (100) comprises a top wall (1) and four side walls (2), the periphery of the top wall (1) is rectangular, an opening (11) is formed in the middle of the top wall (1), a viscose layer (12) is arranged on the inner surface of the top wall (1), side panels (21), bottom panels (22), folded panels (23) and top supporting plates (24) are sequentially connected from the four sides of the top wall (1) in an outward extending mode, the joints of the four sides of the top wall (1) and the side panels (21) and the joints of the side panels (21) and the bottom panels (22) are connected, the joints of the bottom panels (22) and the folded panels (23) are connected, and inner folding lines (3) are formed at the joints of the folded panels (23) and the top supporting plates (24);

each side panel (21), the bottom panel (22), the folded panel (23) and the top support plate (24) are respectively bent inwards along respective inner folding lines (3) to form four side walls (2) in a three-dimensional shape, each top support plate (24) is attached to the lower surface of the top wall (1) through an adhesive layer (12), and the four side walls (2) and the top wall (1) enclose a cavity L for accommodating articles;

the box bottom (4) is arranged at the bottom end of the lining (100) and is bonded with the bottom end of the lining (100).

2. An in-pack case (200) according to claim 1, wherein: two sides of each inner folding line (3) are oblique edges c, and the cross section of each oblique edge c is of a V-shaped structure with an angle of 45 degrees.

3. An in-pack case (200) according to claim 1, wherein: under the condition that the periphery of the top wall (1) is rectangular, one pair of side walls (2) positioned at the short sides of the top wall (1) in the four side walls (2) is a first vertical wall (2a), and the other pair of side walls (2) positioned at the long sides of the top wall (1) is a second vertical wall (2 b);

the side panels (21), the bottom panels (22), the folding panels (23) and the top bracing plates (24) of the first vertical wall (2a) are respectively a first side panel (21a), a first bottom panel (22a), a first folded plate (23a) and a first top bracing piece (24 a); the left end and the right end of the first bottom plate (22a), the first folded plate (23a) and the first top supporting sheet (24a) are all retracted inwards relative to the left end and the right end of the first side plate (21a), and the parts of the left end and the right end of the first side plate (21a) protruding out of the first bottom plate (22a), the first folded plate (23a) and the first top supporting sheet (24a) are flanges (211);

the left end and the right end of the second vertical wall (2b) are respectively attached to the inner sides of the corresponding flanges (211) of the two corresponding first side plates (21 a).

4. A pack-in-box (200) according to claim 3, wherein: the flange (211) has an axial length of X, the second standing wall (2b) has a thickness of Y, and X is Y.

5. An in-pack case (200) according to claim 4, wherein: the side panel (21), the bottom panel (22), the folded panel (23) and the top support plate (24) of the second vertical wall (2b) are respectively a second side panel (21b), a second bottom panel (22b), a second folded plate (23b) and a second top support plate (24 b);

the left end and the right end of the second folded plate (23b) and the second top supporting plate (24b) both contract inwards to form two concave edges d, and each concave edge d is attached to the inner side of a corresponding flange (211);

the inner side of the outer edge of each flange (211) is inclined by 45 degrees; both ends border is hypotenuse c of 45 degrees of inclination about the internal surface of second curb plate (21b) and second bottom plate (22b), every the outer border of flange (211) all laminates the setting with the hypotenuse c of corresponding second curb plate (21b), second bottom plate (22b) mutually.

6. An in-pack case (200) according to claim 1, wherein: the material of roof (1) and four lateral walls (2) is the cross cutting card paper, just the upper surface printing of roof (1) has pattern and/or characters.

7. An in-pack case (200) according to claim 1, wherein: the width J of each top supporting plate (24) is smaller than or equal to the thickness of the corresponding side wall (2).

8. An in-pack case (200) according to claim 1, wherein: each side wall (2) is in a cuboid or cube shape.