CN220391759U

CN220391759U - High leakproofness box structure

Info

Publication number: CN220391759U
Application number: CN202321861044.4U
Authority: CN
Inventors: 茆正华
Original assignee: Zhongtong Yunleng Network Technology Zhejiang Co ltd
Current assignee: Zhongtong Yunleng Network Technology Zhejiang Co ltd
Priority date: 2023-07-17
Filing date: 2023-07-17
Publication date: 2024-01-26
Anticipated expiration: 2033-07-17

Abstract

The utility model relates to a high-tightness box structure which comprises a box body and a swinging cover, wherein the box body comprises a length block and a width block, and the length block and the width block can be folded into a cuboid along a box body folding line; the swing cover comprises an inner swing cover and an outer swing cover, the outer swing cover is arranged on the length block, and the inner swing cover is arranged on the width block; two sides of the outer swinging cover are provided with folding lugs. The folding lug part can shield the gap between the outer shaking cover and the inner shaking cover, so that the tightness of the box body is improved under the condition that the material use and the labor cost are not increased, the leakage of the content in the box body and the entry of external foreign matters are effectively prevented, the ventilation of the inside and outside is reduced, and the heat preservation performance of the heat preservation box body is improved; in addition, the waste generated by cutting the paperboard is greatly reduced, and the method is more environment-friendly.

Description

High leakproofness box structure

Technical Field

The utility model relates to the field of packaging boxes, in particular to a high-tightness box structure.

Background

The existing commonly used 0201 box structure is shown with reference to figure 1, after box sealing, if a conventional I-shaped seal is adopted, the wide side sealing performance is general, the leakage of contents and the entry of external foreign matters can not be effectively prevented, and the ventilation of the inside and the outside is realized, if the I-shaped seal is adopted, the cost of manpower and box sealing materials can be increased.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.

Disclosure of Invention

In order to solve the technical problems in the prior art, the utility model discloses a high-tightness box structure, which increases the tightness of a box body under the condition of not increasing the use of materials and labor cost, effectively prevents the leakage of the content in the box body and the entry of external foreign matters, reduces the ventilation of the inside and outside, and improves the heat preservation performance of a heat preservation box body.

The high-tightness box structure comprises a box body and a shaking cover, wherein the box body comprises a length block and a width block, and the length block and the width block can be folded into a rectangular body along a box body folding line; the swing cover comprises an inner swing cover and an outer swing cover, the outer swing cover is arranged on the length block, and the inner swing cover is arranged on the width block; two sides of the outer swinging cover are provided with folding lugs.

In some embodiments, the high tightness box structure is integrally cut and formed by box plates.

In some embodiments, the outer swing cover is provided with a swing cover folding line, and the folding lug part can be folded along the swing cover folding line.

In some embodiments, the flap fold line and the case fold line are not collinear, and the width between two flap fold lines is greater than the width of two case fold lines.

In some embodiments, there is no cut gap between the outer swing cover and the inner swing cover, and a cut line between the outer swing cover and the inner swing cover is an arc line.

In some embodiments, a first fold line is arranged between the length block and the outer swing cover, a second fold line is arranged between the width block and the inner swing cover, and the height between the two first fold lines is larger than the height between the two second fold lines.

In some embodiments, the end of one side of the cut line box extends to the first folding line, and a protruding part is formed on the inner swing cover.

In some embodiments, the box body is provided with a tile head, and the width part of the folded lug is wider than the width of the tile head.

By adopting the technical scheme, the utility model has the following beneficial effects: the folding lug part can shield the gap between the outer shaking cover and the inner shaking cover, so that the tightness of the box body is improved under the condition that the material use and the labor cost are not increased, the leakage of the content in the box body and the entry of external foreign matters are effectively prevented, the ventilation of the inside and outside is reduced, and the heat preservation performance of the heat preservation box body is improved; in addition, the waste generated by cutting the paperboard is greatly reduced, and the method is more environment-friendly.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a national standard 0201 box structure;

FIG. 2 is a schematic diagram of an embodiment of the present utility model;

fig. 3 is an enlarged view at a of fig. 1.

In the figure, 1, a box body; 11. a length block; 12. a width block; 13. folding lines of the box body; 14. a tile head; 2. shaking the cover; 21. an inner swing cover; 212. a protruding portion; 22. an outer swing cover; 221. folding the lug part; 222. a swing cover folding line; 23. cutting lines; 3. a first folding line; 4. and a second fold line.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

Referring to fig. 1, the high-tightness box structure comprises a box body 1 and a swing cover 2, wherein the box body 1 comprises a length block 11 and a width block 12, and the length block 11 and the width block 12 can be folded into a cuboid along a box body folding line 13; the swing cover 2 comprises an inner swing cover 21 and an outer swing cover 22, the outer swing cover 22 is arranged on the length block 11, and the inner swing cover 21 is arranged on the width block 12; two sides of the outer swing cover 22 are provided with lug parts 221. The high-tightness box structure is formed by integrally cutting box plates. The outer swing cover 22 is provided with a swing cover folding line 222, and the folding lug 221 can be folded along the swing cover folding line 222. The box body 1 is provided with a tile head 14, and the width part of the folded lug is wider than the width of the tile head 14. By the design of the lug part 221, the sealing performance of the box is improved, the material consumption is not increased, and waste is not generated.

In order to better seal the gap between the inner flap 21 and the outer flap 22, the flap fold lines 222 and the case 1 fold lines are not collinear, the width L between the two flap fold lines 222 ₁ A width L greater than two folding lines of the box body 1 ₂ 。L ₁ And L ₂ The difference is equal to twice the thickness of the box plate.

There is no cutting gap between the outer swing cover 22 and the inner swing cover 21, and a cutting line 23 between the outer swing cover 22 and the inner swing cover 21 is an arc line. Through adopting arc cross cutting, effectively avoid the back perk of case sealer.

Referring to fig. 2, a first fold line 3 is provided between the length block 11 and the outer swing cover 22, and the width blockA second fold line 4 is arranged between the inner swing cover 21 and 12, and a height H is arranged between the two first fold lines 3 ₁ Greater than the height H between two of said second fold lines 4 ₂ 。H ₁ And H ₂ The difference is equal to twice the thickness of the box plate. The cut line 23 extends from the end of the case 1 on one side to the first fold line 3, and a protrusion 212 is formed on the inner swing cover 21. By means of the protrusions 212, the tightness and tear resistance of the eight corners of the box are better improved.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a high leakproofness box structure, includes box and shake lid, its characterized in that: the box body comprises a length block and a width block, and the length block and the width block can be folded into a cuboid along a box body folding line; the swing cover comprises an inner swing cover and an outer swing cover, the outer swing cover is arranged on the length block, and the inner swing cover is arranged on the width block; two sides of the outer swinging cover are provided with folding lugs.

2. The high tightness box structure according to claim 1, wherein: the high-tightness box structure is formed by integrally cutting box plates.

3. The high tightness box structure according to claim 2, wherein: the outer swing cover is provided with a swing cover folding line, and the folding lug parts can be folded along the swing cover folding line.

4. A high tightness box structure according to claim 3, characterized in that: the swing cover folding lines and the box body folding lines are not on the same straight line, and the width between the two swing cover folding lines is larger than the width between the two box body folding lines.

5. The high tightness box structure according to claim 4, wherein: the outer shake cover and the inner shake cover are not provided with cutting gaps, and a cutting line between the outer shake cover and the inner shake cover is an arc line.

6. The high tightness box structure according to claim 5, wherein: the length piece with be equipped with first broken line between the outer shake lid, the width piece with be equipped with the second broken line between the interior shake lid, two highly be greater than two between the first broken line the height between the second broken line.

7. The high tightness box structure according to claim 6, wherein: the tail end of one side of the cutting line box body extends to the first folding line, and a protruding part is formed on the inner swinging cover.

8. The high tightness box structure according to claim 1 or 7, characterized in that: the box body is provided with a tile head, and the width part of the folded lug is wider than the width of the tile head.