CN210311339U

CN210311339U - Paper packing box

Info

Publication number: CN210311339U
Application number: CN201921033842.1U
Authority: CN
Inventors: 孙世均; 曾斌
Original assignee: Chengdu Meiyingsen Environmental Protection Technology Co Ltd
Current assignee: Chengdu Meiyingsen Environmental Protection Technology Co Ltd
Priority date: 2019-07-04
Filing date: 2019-07-04
Publication date: 2020-04-14
Anticipated expiration: 2029-07-04

Abstract

The utility model belongs to the field of paper transport packaging, and discloses a paper packaging box, which comprises a box body, an outer box cover, an inner box cover and a box bottom surface are connected on the box body, a containing space is enclosed by the box body, the outer box cover, the inner box cover and the box bottom surface, a reinforcing support part is arranged in the containing space, the reinforcing support part comprises an upper support part and a side support part, the upper support part is connected with the upper edge of the side surface of the box body, the upper surface of the upper support part is arranged in parallel with the box bottom surface and is used for reinforcing the strength of the upper side of the paper packaging box; the top of collateral branch supporting part with go up the perpendicular setting of supporting part, the bottom of collateral branch supporting part with bottom of the case face looks butt, the collateral branch supporting part with the side parallel contact of paper packing box, the collateral branch supporting part is used for strengthening the intensity of paper packing box side, the utility model discloses a paper packing box can provide higher bearing pressure's ability under the condition that does not increase material cost.

Description

Paper packing box

Technical Field

The utility model relates to a paper transport package field especially relates to a paper packing box.

Background

At present, products such as milk, fruit juice and the like in the market are often packaged by tetra pak (composite paper package produced by a full sterile production line), and in order to facilitate transportation or wholesale sale, a plurality of tetra pak products are often packaged in a centralized manner by paper packaging boxes.

As shown in fig. 1, the existing paper packaging box structure includes a box body 1 ', an outer box cover 2', an inner box cover 3 ', a box bottom surface 4' and two side covers 5 ', and the box body 1', the outer box cover 2 ', the inner box cover 3', the box bottom surface 4 'and the two side covers 5' enclose an accommodating space in which the tetra Pak packed product is placed. In the transportation, the paper packing box that need be equipped with the product piles up and place, because the bearing strength of tetra Pak itself is limited, and external packing case need bear the pressure when many casees pile up, prevents that inside tetra Pak is impaired. In order to avoid the phenomena of extrusion deformation, corner collapse and the like when the outer packaging boxes are stacked, manufacturers need to select materials with higher performance and strength to manufacture the outer packaging boxes, but the manufacturing cost is inevitably increased. Therefore, it is highly desirable to develop a package that provides higher load bearing capacity without increasing material costs.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a paper packing box, this paper packing box can provide higher bearing pressure's ability under the condition that does not increase material cost.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a paper packing box, includes the box, be connected with outer case lid, interior case lid and bottom of the case face on the box, outer case lid, interior case lid and bottom of the case face enclose into accommodation space the inside enhancement supporting part that is provided with of accommodation space, it includes to strengthen the supporting part:

the upper supporting part is connected with the upper edge of the side surface of the box body, the upper surface of the upper supporting part is parallel to the bottom surface of the box body, and the upper supporting part is used for reinforcing the strength of the upper side of the paper packing box;

the paper packaging box comprises a side supporting part, wherein the top of the side supporting part is perpendicular to the upper supporting part, the bottom of the side supporting part is abutted to the bottom surface of the box, the side supporting part is in parallel contact with the side surface of the paper packaging box, and the side supporting part is used for reinforcing the strength of the side surface of the paper packaging box.

Optionally, the upper supporting part, the side supporting part, the box body, the inner box cover and the box bottom surface are integrally formed.

Optionally, the number of the upper supporting part and the number of the side supporting parts are two, the upper supporting part is respectively connected with the left side surface and the right side surface of the paper packing box, and each of the upper supporting parts is correspondingly connected with one of the side supporting parts.

Optionally, go up the supporting part and include first backup pad and the second on the backup pad, first last backup pad is located backup pad top and rather than laminating mutually on the second, backup pad both ends are connected respectively in on the second first backup pad with the collateral branch supporting part.

Optionally, the inner box cover is provided with two first through holes, the two first through holes are configured to be provided with box body handles, the outer box cover is provided with strip-shaped holes, and the strip-shaped holes are used for the box body handles to penetrate through.

Optionally, the inner box cover is further provided with two reinforcing pieces, each reinforcing piece is provided with a second through hole, and each second through hole and one first through hole can be arranged just opposite to each other and are communicated with each other.

Optionally, the paper packaging box further comprises a locking structure, and the box body, the outer box cover and the inner box cover are detachably connected through the locking structure.

Optionally, the locking structure includes a first lock catch, the first lock catch is disposed at an edge of the outer box cover, a first lock catch groove is disposed at a joint of the inner box cover and a front side surface of the box body, and the first lock catch can be selectively inserted into the first lock catch groove.

Optionally, the lock structure further includes a second lock, the second lock is disposed on the front side of the box body, a second lock groove is disposed at a joint of the first lock and the outer box cover, and the second lock covers the first lock and can selectively penetrate through the second lock groove.

Optionally, a hand-buckle hole is arranged on the second lock-buckle groove, and the hand-buckle hole is communicated with the second lock-buckle groove.

The advantages and beneficial effects are that:

the utility model provides a paper packing box, a strengthening support part is arranged in the containing space of the paper packing box, the strengthening support part comprises an upper support part and a side support part which are vertically arranged, and the upper support part can increase the strength of the upper side of the paper packing box; the top and the last supporting part of collateral branch supporting part are connected, bottom and bottom of the case face looks butt, and the side parallel contact of collateral branch supporting part and paper packing box, and the paper packing box side increases the one deck and supports for the compressive strength of paper packing box side increases, and in addition, collateral branch supporting part top is connected with last supporting part, bottom and bottom surface looks butt, and the mutual butt supports between collateral branch supporting part and the last supporting part, has further increased the holistic compressive strength of paper packing box.

Drawings

FIG. 1 is a schematic view of a paper packaging box provided by the prior art;

fig. 2 is a schematic structural view of a paper packaging box provided by an embodiment of the present invention;

fig. 3 is a planar development view of a paper packaging box provided by an embodiment of the present invention;

FIG. 4 is a view showing a state in which the case, the bottom surface and the reinforcing sheet of FIG. 3 are folded and formed;

FIG. 5 is a view showing the side supporting part of FIG. 4 folded outward by 90 degrees;

fig. 6 is a view illustrating a state where the first upper support plate and the second upper support plate of fig. 5 are attached to each other;

FIG. 7 is a view showing the inner case cover and the upper support part of FIG. 2 in a state of being attached to each other;

fig. 8 is a state view of the first latch of fig. 7 inserted into the first latch groove;

fig. 9 is a state view of the secondary locker of fig. 8 inserted into the secondary locker groove.

The figures are labeled as follows:

1' -a box body; 2' -outer case cover; 3' -inner box cover; 4' -the bottom surface of the tank; a 5' -side cover;

1-a box body; 2-outer box cover; 3-inner box cover; 4-bottom surface of the tank; 5-reinforcing the support; 6-a locking structure;

11-left side; 12-right side; 13-front side; 14-rear side;

21-strip-shaped holes; 31-a first via; 32-a reinforcing sheet; 41-a first bottom surface; 42-a second bottom surface; 43-a third bottom surface; 44-a fourth bottom surface; 45-right angle grooves; 51-an upper support portion; 52-side supporting part; 61-a first locking catch; 62-a first locking groove; 63-a second lock catch; 64-a second catch groove;

321-a second via; 511-a first upper support plate; 512-a second upper support plate; 641-hand hole

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner.

The embodiment provides a paper packing box, and it is used for paper transportation packing field, and this embodiment uses the paper packing box to be applied to the milk packing box and carries out the illustration. As shown in fig. 2, the paper packing box structure includes a box body 1, an outer box cover 2, an inner box cover 3 and a box bottom surface 4, wherein the box body 1 specifically includes a left side surface 11, a right side surface 12, a front side surface 13 and a back side surface 14, the box body 1, the outer box cover 2, the inner box cover 3 and the box bottom surface 4 enclose a containing space, a reinforcing support 5 is further disposed inside the containing space, the reinforcing support 5 includes an upper support 51 and a lateral support 52, the upper support 51 is connected with the upper edge of the side surface of the box body 1, the upper support 51 is parallel to the box bottom surface 4, and the upper support 51 can reinforce the strength of the upper side of the paper packing box; the top of collateral branch supporting part 52 sets up with last supporting part 51 is perpendicular, the bottom and the bottom of the case face 4 looks butt of collateral branch supporting part 52, collateral branch supporting part 52 and the side parallel contact of box 1, it supports to increase the one deck in the box 1 side equivalently, make the compressive strength of paper packing box side increase, in addition, the top of collateral branch supporting part 52 is connected with last supporting part 51, the bottom is with 4 looks butts of bottom surface, the mutual butt support between collateral branch supporting part 52 and the last supporting part 51, the holistic compressive strength of paper packing box has further been increased, thereby make the paper packing box can realize providing higher bearing pressure's ability under the condition of same performance material.

The two reinforcing support portions 5 can be disposed on the left side surface 11, the right side surface 12, the front side surface 13 and the rear side surface 14 of the box body 1, specifically, in this embodiment, the two reinforcing support portions 5 are disposed on the left side surface 11 and the right side surface 12 respectively, as shown in fig. 2 and fig. 3, the two upper support portions 51 are connected to the left side surface 11 and the right side surface 12 of the paper packing box respectively, each upper support portion 51 is correspondingly connected to one side support portion 52, the two upper support portions 51 can support the upper side of the paper packing box, and the two side support portions 52 can support the left side and the right side of the paper packing box.

Preferably, the upper supporting part 51 comprises a first upper supporting plate 511 and a second upper supporting plate 512, the first upper supporting plate 511 is located above the second upper supporting plate 512 and attached to the second upper supporting plate 512, two ends of the second upper supporting plate 512 are respectively connected to the first upper supporting plate 511 and the side supporting part 52, and the first upper supporting plate 511 and the second upper supporting plate 512 are overlapped, so that the upper supporting part 51 has a better supporting effect on the paper packing box.

Grip when in order to facilitate the paper packing box transportation, as shown in fig. 3, set up two first through-holes 31 on case lid 3 including, two first through-holes 31 are used for installing the box handle, are provided with bar hole 21 on the corresponding outer container lid 2, and bar hole 21 is used for wearing to establish of box handle. Specifically, first through-hole 31 is the sliver shape in this embodiment, the box handle is long banded part, include handle portion and the dop portion that is located the handle portion both ends, the handle portion is connected in the intermediate position of chuck portion, the dop portion at box handle both ends penetrates two first through-holes 31 from last to down respectively, and make chuck portion and handle portion hookup location's both sides block the cardboard of the first through-hole 31 both sides of sliver shape, when the operator mentions the handle portion, chuck portion and the contact of the first through-hole 31 both sides cardboard of sliver shape, can not follow roll-off in first through-hole 31, the handle portion exposes in the surface of paper packing box through bar hole 21 on the outer case lid 2, the operator of being convenient for grips the transport, the box handle is except above-mentioned structure, can also be other structures that grip when realizing the transportation through two first through-holes 31.

Preferably, in order to strengthen the joint strength between the box handle and the inner box cover 3 on the inner box cover 3, two reinforcing pieces 32 are further arranged on the inner box cover 3, a second through hole 321 is arranged on each reinforcing piece 32, each second through hole 321 can be opposite to and communicated with one first through hole 31, two ends of the box handle penetrate two first through holes 31 respectively and then pass through two second through holes 321 respectively, the reinforcing pieces 32 can strengthen the strength of the clamping part of the box handle on the inner box cover 3, and the situation that the clamping part of the box handle is torn by the box handle due to overweight of products in the box is avoided.

In order to realize the closing and locking of the opening on the paper packing box, as shown in fig. 3, the paper packing box further comprises a latch structure 6, the box body 1, the outer box cover 2 and the inner box cover 3 are detachably connected through the latch structure 6, the latch structure 6 comprises a first latch 61, the first latch 61 is arranged on the edge of the outer box cover 2, a first latch groove 62 is arranged at the joint of the inner box cover 3 and the front side 13 of the box body 1, the first latch 61 can selectively penetrate through the first latch groove 62, the latch structure 6 further comprises a second latch 63, the second latch 63 is arranged on the front side 13 of the box body 1, a second latch groove 64 is arranged at the joint of the first latch 61 and the outer box cover 2, the second latch 63 covers the first latch 61 and can selectively penetrate through the second latch groove 64, the two sets of latches are mutually locked, the closing and locking of the opening on the packing box can be realized without the adhesion of adhesive tape and glue, the lock catch structure 6 is environment-friendly in material and neat and attractive in appearance.

In order to facilitate the disassembly of the paper packaging box, the second lock catch groove 64 is provided with a hand catch hole 641, the hand catch hole 641 is communicated with the second lock catch groove 64, and when the paper packaging box is disassembled, an operator pulls the second lock catch 63 out of the second lock catch groove 64 through the position of the hand catch hole 641, so that the operation is convenient.

Fig. 3 is the embodiment of the utility model provides a paper packing box planar expansion drawing (blank), for the processing technology of simplifying paper packing box blank, the last supporting part 51, collateral branch supporting part 52, box 1, outer case lid 2, interior case lid 3 and the bottom of the case 4 integrated into one piece of paper packing box do not need additionally to increase the scraps of paper and support as strengthening, and paper packing box blank processing technology is simple and convenient, save material.

Preferably, the bottom surface 4 of the paper packing box comprises a first bottom surface 41 and a third bottom surface 43, right-angle grooves 45 are formed in the first bottom surface 41 and the third bottom surface 43, the first bottom surface 41 is butted with the third bottom surface 43 at the right-angle positions of the two right-angle grooves 45, the two right-angle grooves are mutually clamped, the two right-angle grooves 45 are clamped, the first bottom surface 41 and the third bottom surface 43 can be prevented from moving along the direction of the butted edge, and the bottom surface 4 is more stable and is not easy to deform.

Preferably, the first bottom surface 41 and the third bottom surface 43 are respectively provided with a folding line, when the bottom surface 4 of the paper packing box is disassembled, the first bottom surface 41 is pulled, the first bottom surface 41 can be folded along the folding line to facilitate the first bottom surface 41 to be drawn out from the lower part of the second bottom surface 42, or the third bottom surface 43 is pulled, the third bottom surface 43 can be folded along the folding line to facilitate the third bottom surface 43 to be drawn out from the lower part of the fourth bottom surface 44, so that the disassembling process is more convenient.

As shown in fig. 3, the broken line is a folding line, the solid line is a die cutting line of the die cutting die, and the folding and assembling process of the paper packing box is as follows:

step 1: folding the paper packaging box blank along the direction of arrow X in fig. 3, bonding the right side 12 and the back side 14 to form a tubular structure, folding the first bottom 41 90 degrees towards the inside of the tubular structure, folding the second bottom 42 and the third bottom 43 90 degrees towards the inside of the tubular structure in sequence, wherein the third bottom 43 is butted with the first bottom 41, and the corresponding two right-angle grooves 45 are butted and clamped with each other at right angles, then folding the fourth bottom 44 90 degrees towards the inside of the tubular structure, pressing the side of the fourth bottom 44 close to the third bottom 43 above the third bottom 43, pressing the side of the fourth bottom 44 close to the first bottom 41 below the first bottom 41, fastening the box bottom 4, folding the two reinforcing sheets 32 180 degrees towards each other, and allowing the second through hole 321 to be in direct communication with the first through hole 31, thereby forming the box 1 shown in fig. 4, The bottom surface 4 and the reinforcing sheet 32 are in a molded state;

step 2: the two side supports 52 are folded by 90 ° in a direction away from each other to form a state in which the side supports 52 are folded as shown in fig. 5;

and step 3: the two second upper support plates 512 are folded by 180 degrees towards the direction close to each other, so that the two second upper support plates 512 are respectively attached to the two first upper support plates 511 to form the upper support part 51 in a molding state as shown in fig. 6;

and 4, step 4: the two reinforcing support parts 5 are turned over 90 degrees in the direction close to each other, so that the bottoms of the two side support parts 52 are abutted against the box bottom surface 4 and are respectively attached to the left side surface 11 and the right side surface 12, and the molding state of the reinforcing support parts 5 shown in fig. 2 is formed;

and 5: the inner box cover 3 is turned over 90 degrees towards the direction of the back side surface 14 of the paper packing box, the inner box cover 3 is attached to the two first upper supporting plates 511, and the inner box cover 3 is formed as shown in figure 7;

step 6: the outer box cover 2 is turned over 90 degrees towards the front side surface 13 of the paper packing box, the outer box cover 2 is attached to the upper surface of the inner box cover 3, and the first lock catch 61 is inserted into the first lock catch groove 62, so that the upper opening of the paper packing box is closed as shown in fig. 8;

and 7: the second lock catch 63 is inserted into the second lock catch groove 64 to form the open-top locked state of the paper packing box as shown in fig. 9, and the paper packing box is folded and assembled.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. The utility model provides a paper packing box, includes box (1), be connected with outer case lid (2), interior case lid (3) and bottom of the case face (4) on box (1), outer case lid (2), interior case lid (3) and bottom of the case face (4) enclose into accommodation space, its characterized in that accommodation space inside is provided with strengthens supporting part (5), it includes to strengthen supporting part (5):

the upper supporting part (51) is connected with the upper edge of the side surface of the box body (1), the upper surface of the upper supporting part (51) is arranged in parallel with the box bottom surface (4), and the upper supporting part (51) is used for reinforcing the strength of the upper side of the paper packing box;

collateral branch supporting part (52), the top of collateral branch supporting part (52) with go up supporting part (51) and set up perpendicularly, the bottom of collateral branch supporting part (52) with case bottom surface (4) looks butt, collateral branch supporting part (52) with the side parallel contact of paper packing box, collateral branch supporting part (52) are used for strengthening the intensity of paper packing box side.

2. The paper packing box according to claim 1, wherein the upper supporting part (51), the side supporting parts (52), the box body (1), the outer box cover (2), the inner box cover (3) and the box bottom surface (4) are of an integrally formed structure.

3. The paper packing box of claim 1, wherein the number of the upper support (51) and the side supports (52) is two, the two upper supports (51) are respectively connected to the left side (11) and the right side (12) of the paper packing box, and each upper support (51) is correspondingly connected to one of the side supports (52).

4. The paper packing case of claim 2, wherein the upper supporting part (51) comprises a first upper supporting plate (511) and a second upper supporting plate (512), the first upper supporting plate (511) is positioned above and attached to the second upper supporting plate (512), and both ends of the second upper supporting plate (512) are connected to the first upper supporting plate (511) and the side supporting part (52), respectively.

5. The paper packaging box as claimed in claim 1, characterized in that the inner box cover (3) is provided with two first through holes (31), the two first through holes (31) are configured to be provided with box handles, the outer box cover (2) is provided with strip-shaped holes (21), and the strip-shaped holes (21) are used for the penetration of the box handles.

6. The paper packing box according to claim 5, characterized in that two reinforcing sheets (32) are further provided on the inner cover (3), each reinforcing sheet (32) is provided with a second through hole (321), and each second through hole (321) and one first through hole (31) can be arranged opposite to each other and communicate with each other.

7. The paper packing box as claimed in claim 1, further comprising a locking structure (6), wherein the box body (1), the outer box cover (2) and the inner box cover (3) are detachably connected through the locking structure (6).

8. The paper packing box as claimed in claim 7, characterized in that the locking structure (6) comprises a first locking catch (61), the first locking catch (61) is arranged at the edge of the outer box cover (2), a first locking groove (62) is arranged at the joint of the inner box cover (3) and the front side surface (13) of the box body (1), and the first locking catch (61) can be selectively inserted into the first locking groove (62).

9. The paper packing box as claimed in claim 8, wherein the locking structure (6) further comprises a second locking catch (63), the second locking catch (63) is disposed on the front side (13) of the box body (1), a second locking catch groove (64) is disposed at the connection position of the first locking catch (61) and the outer box cover (2), and the second locking catch (63) covers the first locking catch (61) and can be selectively inserted into the second locking catch groove (64).

10. The paper packing case of claim 9, wherein the second locking groove (64) is provided with a hand-fastening hole (641), and the hand-fastening hole (641) is communicated with the second locking groove (64).