CN211663634U

CN211663634U - Low temperature resistant packing carton

Info

Publication number: CN211663634U
Application number: CN201922386565.9U
Authority: CN
Inventors: 唐均宏; 李方建
Original assignee: Chongqing Kaizhou Printing Co ltd
Current assignee: Chongqing Kaizhou Printing Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-10-13
Anticipated expiration: 2029-12-26

Abstract

The invention discloses a low-temperature-resistant packaging box which is characterized by comprising a first rectangular box surface and a second rectangular box surface, wherein the first box surface and the second box surface are arranged oppositely and are connected with a surrounding box edge along the edge, and the area of the first box surface and the area of the second box surface are larger than that of the box edge on any side; the first box surface, the second box surface and the box edges are all made of double-sided coated paperboards; the first box surface or the second box surface is provided with three easy-to-tear lines arranged along the edges of three sides, and the three easy-to-tear lines are integrally connected into a door shape. The invention has the advantages of novel structural design, higher box body strength, adaptability to environmental temperature change, difficult deformation, convenient transportation and the like.

Description

Low temperature resistant packing carton

Technical Field

The invention relates to the technical field of food packaging cartons, in particular to a low-temperature-resistant packaging carton.

Background

Along with the development of online shopping, the online shopping of food freshness is also frequent gradually, wherein, meat need carry out cold-stored fresh-keeping processing in transit, and after the meat adopts vacuum plastic bag usually, in packing into the packing carton, can enough make things convenient for the packing of meat to put things in good order, convenient transportation can print exquisite propaganda advertisement again on the packing carton, attracts consumer's purchase.

However, the currently common meat product packaging box is usually provided with a tear-off opening at one end in the length direction or the width direction, and the tear-off line on the tear-off opening is usually located in the middle of the side, so that the strength of the side in the longitudinal direction is weakened, and the side is easy to be extruded and deformed during transportation. In addition, because the process of storing meat products at low temperature in a fresh-keeping mode can involve the carrying environment, water vapor in the air can be condensed on the packaging box when the ambient temperature changes, so that the paper of the packaging box is wetted, and the strength of the packaging box is influenced.

Disclosure of Invention

Aiming at the defects of the prior art, the technical problems to be solved by the invention are as follows: how to provide a structural design novelty, box body intensity is higher, can adapt to ambient temperature's change, non-deformable, the anti microthermal packing carton of the transportation of being convenient for.

In order to solve the technical problems, the invention adopts the following technical scheme:

the low-temperature-resistant packaging box is characterized by comprising a first rectangular box surface and a second rectangular box surface, wherein the first box surface and the second box surface are arranged oppositely and are connected with a surrounding box edge along the edge, and the area of the first box surface and the area of the second box surface are larger than that of the box edge on any side; the first box surface, the second box surface and the box edges are all made of double-sided coated paperboards; the first box surface or the second box surface is provided with three easy-to-tear lines arranged along the edges of three sides, and the three easy-to-tear lines are integrally connected into a door shape.

The packing box is normally neatly and rightly stacked in the transportation process, the stress of the packing box is mainly concentrated on the box edge and cannot be applied to the box surface, and the easy-to-tear line is arranged on the first box surface or the second box surface with larger area, so that the strength of the whole packing box cannot be influenced by the easy-to-tear line. When the package is opened by a consumer, the first box surface or the second box surface is broken at the position of the easy-to-tear line only by pressing inwards at the position of the easy-to-tear line, and then the paper board is held to tear outwards, so that the package of the food can be opened from the front, and the content of the food is completely presented to the eyes of the consumer. In addition, because first box face, second box face and box edge all adopt the cardboard of two-sided tectorial membrane to make for when the packing carton is used in the environment of temperature variation, even surface gathered steam, can not cause the cardboard to wet and influence its intensity yet.

Furthermore, still have on first box surface or the second box surface and follow the tear tape that easily tears the line setting, tear tape is located easily tear one side at line orientation middle part, and the next-door neighbour easily tear the line setting.

Like this, owing to tear the stretching strap next-door neighbour easily tear the line setting, lie in the one side that easily tears the line and deviate from the edge moreover for the marginal intensity that lies in the inboard first boxed surface of easily tearing the line or the second boxed surface increases, conveniently tears first boxed surface or second boxed surface more.

Furthermore, the tensile strength of the tearing strip is greater than that of the first box surface and the second box surface.

In this way it is ensured that the first panel or the second panel can be completely torn along the easy-tear line.

Furthermore, the tearing strip is a plastic adhesive tape adhered to the first box surface or the second box surface.

Further, the minimum distance from the easy-tear line to the edge is 5-10 mm.

Like this for easy tear line is closer apart from the distance of box limit, because box limit department has the bending, and intensity is relatively great usually, makes when the consumer presses easy tear line more easily tear at easy tear line department.

Furthermore, the first box surface, the second box surface and the box edges are formed by cutting the whole paperboard and then bending and splicing the whole paperboard, and the box edges comprise a first box edge and a second box edge which are connected to two sides of the first box surface in the width direction, and a second box edge and a third box edge which are connected to two sides of the second box surface in the width direction; the fourth box edge and the fifth box edge are connected to the two sides of the first box surface in the length direction; the sixth box edge and the seventh box edge are connected to the two sides of the second box surface in the length direction; the second box edge and the first box edge are also provided with auxiliary edges at two ends.

In conclusion, the invention has the advantages of novel structural design, higher box body strength, adaptability to the change of environmental temperature, difficult deformation, convenient transportation and the like.

Drawings

Fig. 1 is a schematic structural view of a packing box.

Fig. 2 is a schematic structural view of a stacked state of the food packing boxes.

Fig. 3 is an expanded structure diagram of the packing box.

Detailed Description

The present invention will be described in further detail with reference to examples.

In the specific implementation: a low-temperature-resistant packaging box comprises a first box surface 1 and a second box surface 2 which are rectangular, wherein the first box surface 1 and the second box surface 2 are arranged oppositely, a surrounding box edge 3 is connected to the first box surface 1 and the second box surface 2 along the edges, and the area of the first box surface 1 and the area of the second box surface 2 are larger than that of the box edge on any side; the first box surface 1, the second box surface 2 and the box edge 3 are all made of double-sided coated paperboards; the first box surface 1 is provided with three easy-to-tear lines 4 arranged along the edges of three sides, and the three easy-to-tear lines 4 are integrally connected into a door shape.

As shown in figure 2, the packing boxes are normally neatly and rightly stacked in the transportation process, the stress is mainly concentrated on the box edges and is not applied to the box surface, and the easy-to-tear line is arranged on the first box surface with a larger area, so that the strength of the whole packing box is not influenced by the easy-to-tear line. When the package is opened by a consumer, the first box surface is broken at the easy-to-tear line only by pressing inwards at the easy-to-tear line, and then the paper board is held to tear outwards, so that the package of the food can be opened from the front, and the content of the food is completely presented to the consumer. In addition, because first box face, second box face and box edge all adopt the cardboard of two-sided tectorial membrane to make for when the packing carton is used in the environment of temperature variation, even surface gathered steam, can not cause the cardboard to wet and influence its intensity yet.

When in implementation, the first box surface 1 is further provided with a tearing strip 5 arranged along the easy-to-tear line 4, the tearing strip 5 is positioned on one side of the easy-to-tear line 4 towards the middle part and is closely adjacent to the easy-to-tear line 4.

Like this, owing to tear the stretching strap next-door neighbour easily tear the line setting, lie in the one side that easily tears the line and deviate from the edge moreover for the marginal intensity that lies in the inboard first box face of easily tearing the line increases, conveniently tears first box face more.

In practice, the tensile strength of the tearing strip 5 is greater than that of the first box surface 1 and the second box surface 2.

In this way, it is ensured that the first panel can be completely torn along the easy-tear line.

In implementation, the tearing strip 5 is a plastic adhesive tape adhered to the first box surface 1.

When the tear-off tape is in use, the minimum distance from the easy-to-tear line 4 to the edge is 5-10 mm.

In implementation, as shown in fig. 3, the first box surface 1, the second box surface 2 and the box edge 3 are formed by cutting and bending and splicing a whole piece of paperboard, and the box edge 3 includes a first box edge 31 and a second box edge 32 connected to two sides of the first box surface 1 in the width direction, and a second box edge 32 and a third box edge 33 connected to two sides of the second box surface 2 in the width direction; a fourth box edge 34 and a fifth box edge 35 which are connected with the two sides of the first box surface 1 in the length direction; a sixth box edge 36 and a seventh box edge 37 connected to both sides of the second box surface 2 in the longitudinal direction; the second box edge 32 and the first box edge 31 also have secondary edges 38 at both ends. After the first box surface 1 and the second box surface 2 are bent to opposite positions at two sides of the second box edge 32, the first box edge 31 on the first box surface 1 and the third box edge 33 on the second box edge 2 are bent to opposite positions and are bonded; the auxiliary edges at the two ends of the first box edge 31 and the second box edge 32 are bent inwards, and the fourth box edge 34 and the fifth box edge 35 at the two ends of the first box surface 1 in the length direction and the sixth box edge 36 and the seventh box edge 37 at the two sides of the second box surface 2 in the length direction are both bent inwards and are bonded into a packaging box. Hard plastic sheets are adhered to the inner sides of the first box edge 31, the second box edge 32, the sixth box edge 36 and the seventh box edge 37, so that the strength of the box edges can be increased, and the pressure resistance of the packaging box can be improved.

The above description is only exemplary of the present invention and should not be taken as limiting, and any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The low-temperature-resistant packaging box is characterized by comprising a first box surface (1) and a second box surface (2) which are rectangular, wherein the first box surface (1) and the second box surface (2) are arranged oppositely and are connected with a surrounding box edge (3) along the edges, and the areas of the first box surface (1) and the second box surface (2) are larger than the area of the box edge on any side; the first box surface (1), the second box surface (2) and the box edge (3) are all made of double-sided coated paperboards; the first box surface (1) or the second box surface (2) is provided with three easy-to-tear lines (4) arranged along the edges of three sides, and the three easy-to-tear lines (4) are integrally connected into a door shape.

2. The low temperature resistant package according to claim 1, wherein the first panel (1) or the second panel (2) further has a tear tape (5) disposed along the easy-tear line (4), and the tear tape (5) is disposed on a side of the easy-tear line (4) toward the middle portion and is adjacent to the easy-tear line (4).

3. The cryogenically resistant package according to claim 2 wherein the tear tape (5) has a tensile strength greater than the tensile strength of the first panel (1) and the second panel (2).

4. The low temperature resistant package according to claim 2 or 3, wherein the tear tape (5) is a plastic tape adhered to the first panel (1) or the second panel (2).

5. The low temperature resistant package according to claim 1, wherein the minimum distance from the easy-tear line (4) to the edge is 5 to 10 mm.

6. The low temperature resistant packaging box according to claim 1, wherein the first box surface (1), the second box surface (2) and the box edge (3) are formed by cutting and bending and splicing a whole piece of paperboard, the box edge (3) comprises a first box edge (31) and a second box edge (32) which are connected to two sides of the first box surface (1) in the width direction, and a second box edge (32) and a third box edge (33) which are connected to two sides of the second box surface (2) in the width direction; a fourth box edge (34) and a fifth box edge (35) which are connected with the two sides of the first box surface (1) in the length direction; a sixth box side (36) and a seventh box side (37) connected to both sides of the second box surface (2) in the longitudinal direction; the second box edge (32) and the first box edge (31) are also provided with secondary edges (38) at both ends.

7. The low temperature resistant package according to claim 1, wherein a rigid plastic sheet is adhered to the inside of the box edge (3).