CN216333390U - Blank for manufacturing liquid packaging container and packaging container thereof - Google Patents

Abstract

The present invention provides a blank for manufacturing a liquid packaging container and a packaging container thereof, wherein the blank comprises: a square packaging material; the packaging material is sequentially divided into a first area, a second area and a third area from top to bottom by a first transverse crease and a second transverse crease; each first point extends out of 2 first creases in the second area, each second point corresponding to the first point also extends out of 2 first creases in the second area, two ends of the corresponding first creases extend to form second creases, each first end point extends out of 1 first crease in the second area, the corresponding second end point also extends out of 1 first crease in the second area, and two ends of the two first creases extend to form second creases, so that two diagonal lines of four vertical edges of the side surface of the packaging container are in arc transition.

Description

Blank for manufacturing liquid packaging container and packaging container thereof

Technical Field

The utility model relates to a blank for manufacturing a liquid packaging container and the packaging container thereof, in particular to the technical field of packaging.

Background

Containers for liquids such as fruit juice, milk and yogurt are usually provided in disposable flexible packages, such as packages formed by pressing/gluing a multilayer material including paper layers, with predetermined folds.

The outer shape of the conventional soft package box is generally a rectangular parallelepiped (a cube is considered to be a special rectangular parallelepiped) or a herringbone house shape (i.e., an upper portion is a herringbone and a lower portion is a rectangular parallelepiped, and it is sometimes called a fresh house or the like).

However, the side surfaces of the existing soft packaging box are usually divided into four side surfaces by four vertical edges, so that when the soft packaging box is held, the holding experience is poor due to the fact that the right angle formed by the four vertical edges at the outer side has a cutting hand feeling, and the sales volume is also influenced.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to provide a blank for manufacturing a liquid packaging container and a packaging container thereof, which have a good gripping experience.

To solve the above problems, a first aspect of the present invention provides a blank for manufacturing a liquid packaging container, comprising: a square packaging material; the packaging material is sequentially divided into a first area, a second area and a third area from top to bottom by a first transverse crease and a second transverse crease; wherein, first region is separated into 4 regions by 3 first longitudinal folds from left to right in proper order: a first fold region, a second fold region, a third fold region, and a fourth fold region; the third area that corresponds is separated into 4 regions by 3 second longitudinal folds from left to right in proper order: a fifth folding area, a sixth folding area, a seventh folding area, and an eighth folding area; the 3 first longitudinal creases and the first transverse creases are respectively intersected at first points, and meanwhile, two end points of the first transverse creases are first end points; the 3 corresponding second longitudinal creases and the second transverse crease are respectively intersected at a second point, and meanwhile, two end points of the second transverse crease are second end points; each first point extends out of 2 first creases in the second area, each second point corresponding to the first point also extends out of 2 first creases in the second area, a second crease is formed by extending between the tail ends of the two corresponding first creases, and the first crease and the second crease extending out of the first point and the corresponding second point are in an [ (shape ]; each first end point extends out of 1 first crease in the second area, the corresponding second end point also extends out of 1 first crease in the second area, a second crease is formed by extending between the tail ends of the two first creases, and the first crease and the second crease extending out from the first end point and the corresponding second end point are in a shape of ' or ' [ '.

Furthermore, a first point and a first end point in a first folding area in the blank respectively extend folding creases in the first folding area, 2 folding creases are intersected at a third point, and the third point is positioned at the boundary of the first folding area; a folding crease extends from a first point adjacent to the third folding area in the second folding area; the 2 first points in the third folding area respectively extend folding creases in the third folding area, the 2 folding creases are intersected at the third point, and the third point is positioned at the boundary of the third folding area; a first point in the fourth folding area extends out of a folding crease in the fourth folding area; the 2 second points in the sixth folding area respectively extend folding creases in the sixth folding area, the 2 folding creases are intersected at a fourth point, and the fourth point is positioned at the boundary of the sixth folding area; and a second point and a second end point in the eighth folding area respectively extend out of the folding creases in the eighth folding area, the 2 folding creases are intersected at a fourth point, and the fourth point is positioned on the boundary of the eighth folding area.

Furthermore, a transverse line sealing area for forming a sealing seam is arranged on the upper side of the packaging material in the blank; the transverse seal zones comprise a first transverse seal zone, a second transverse seal zone, a third transverse seal zone, and a fourth transverse seal zone; a third longitudinal fold extends from a third point in the first transverse sealed region and likewise a third longitudinal fold extends from a third point in the third transverse sealed region.

Further, the first longitudinal fold, the second longitudinal fold and the second fold in the blank are arranged in a vertical direction.

Further, the blank further comprises: the left side and/or the right side of the packaging material is/are provided with longitudinal sealing areas which are separated by a first longitudinal sealing seam and are used for forming the sealing seam; the upper side of the packaging material is provided with a transverse sealing area for forming a sealing seam; a first protruding sealing area used for forming a sealing seam is arranged on the lower side of the fifth folding area; the underside of the seventh fold region is provided with a second raised sealing region for forming a sealing seam.

Further, the transverse seal zones in the blank include a first transverse seal zone, a second transverse seal zone, a third transverse seal zone, and a fourth transverse seal zone adjacent to the first fold zone, the second fold zone, the third fold zone, and the fourth fold zone, respectively; wherein the second and fourth transverse seal regions have a dimension in the longitudinal direction that is greater than the dimension in the longitudinal direction of the first and third transverse seal regions.

Further, the first transverse fold in the blank is divided into 3 first longitudinal folds from left to right: the first section of transverse crease, the second section of transverse crease, the third section of transverse crease and the fourth section of transverse crease; the second section of transverse crease and the fourth section of transverse crease are shifted upwards by 1-2mm along the longitudinal direction relative to the first section of transverse crease and the third section of transverse crease; the second transverse crease is divided into by 3 second longitudinal creases from left to right in proper order: a fifth section of transverse crease, a sixth section of transverse crease, a seventh section of transverse crease and an eighth section of transverse crease; wherein the sixth and eighth transverse creases are offset upwardly by 1-2mm in the longitudinal direction relative to the fifth and seventh transverse creases.

Further, the packaging material in the blank sequentially comprises from outside to inside: PE layer, bond line, paper layer, PE layer, bond line, aluminium foil layer, bond line, PE layer and PE modified layer.

According to another aspect of the present invention there is provided a packaging container for containing a liquid, made from a blank as defined in any one of the above.

The technical scheme of the utility model has the following beneficial technical effects: through setting up first crease and second crease for two that lie in the diagonal angle in four vertical arriss of packaging container side are the arc transition, then when holding, no longer have and cut the feel, have good and hold and experience.

Drawings

Fig. 1 is a schematic illustration of a blank deployment according to an embodiment of the present invention;

fig. 2 is a schematic view of a blank-formed packaging container according to an embodiment of the present invention.

Reference numerals:

1: a lower bottom surface;

2: a first upper end surface;

3: a second upper end surface;

4: a handle;

41: a first side;

10 a: a first point;

10 b: a second point;

20 a: a first endpoint;

20 b: a second endpoint;

30 a: a third point;

30 b: a fourth point;

100: a first transverse fold;

100 a: a first section of transverse crease;

100 b: a second section of transverse crease;

100 c: a third section of transverse crease;

100 d: a fourth section of transverse crease;

200: a second transverse fold;

200 a: a fifth section of transverse crease;

200 b: a sixth section of transverse crease;

200 c: a seventh section of transverse crease;

200 d: an eighth section of transverse crease;

300: a first longitudinal fold;

400: a second longitudinal fold;

500: a first fold;

600: a second fold;

700: folding the crease;

800: a third longitudinal fold;

900: first longitudinal seal fold

900 a: a first transverse seal fold;

900 b: a second transverse seal fold;

900 c: a third transverse seal fold;

900 d: a fourth transverse seal fold;

1000: a first region;

1100: a first fold region;

1200: a second fold region;

1300: a third fold region;

1400: a fourth fold away area;

2000: a second region;

3000: a third region;

3100: a fifth fold away area;

3100 b: a first raised sealing region;

3200: a sixth fold away area;

3300: a seventh fold area;

3300 b: a second raised sealing region;

3400: an eighth fold area;

4000: a longitudinal seal area;

5000: transverse sealing area

5000 a: a first transverse seal area;

5000 b: a second transverse seal area;

5000 c: a third transverse seal area;

5000 d: a fourth transverse seal area;

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

In the drawings a schematic view of a layer structure according to an embodiment of the utility model is shown. The figures are not drawn to scale, wherein certain details are exaggerated and possibly omitted for clarity. The shapes of various regions, layers, and relative sizes and positional relationships therebetween shown in the drawings are merely exemplary, and deviations may occur in practice due to manufacturing tolerances or technical limitations, and a person skilled in the art may additionally design regions/layers having different shapes, sizes, relative positions, as actually required.

It should also be noted that the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1, the blank for manufacturing the liquid packaging container in the present embodiment includes a square-shaped packaging material, and the packaging material is divided into a first region 1000, a second region 2000 and a third region 3000 by a first transverse fold 100 and a second transverse fold 200 in this order from top to bottom.

Wherein, the first area 1000 is divided into from left to right by 3 first longitudinal folds 300: first folding region 1100, second folding region 1200, third folding region 1300 and fourth folding region 1400, corresponding, third region 3000 is also separated into 4 regions from left to right by 3 second longitudinal folds 400 in proper order: fifth 3100, sixth 3200, seventh 3300 and eighth 3400 fold areas.

For convenience of description, 3 first longitudinal folds 300 and first transverse folds 100 intersect at first points 10a, respectively, and correspondingly, 3 second longitudinal folds 400 and second transverse folds 200 intersect at second points 10b, respectively; while the two ends of the first transverse fold 100 are the first ends 20a and correspondingly the two ends of the second transverse fold 200 are the second ends 20 b.

Each first point 10a extends 2 first creases 500 in the second area 2000, a corresponding second point 10b also extends 2 first creases 500 in the second area 2000, 2 second creases 600 are formed by extending between the ends of the first creases 500, and the first creases 500 and the second creases 600 extending from the first points 10a and the corresponding second points 10b are in a "[ ]" shape. Meanwhile, the first end point 20a extends 1 first fold 500 in the second region 2000, the corresponding second point 10b also extends 1 first fold 500 in the second region 2000, similarly, 2 second folds 600 extend between the ends corresponding to the first folds 500, the 2 first folds 500 and the second folds 600 located on the left side of the packaging material are in a "", and the 2 first folds 500 and the second folds 600 located on the right side of the packaging material are in a "".

The first point 10a and the first end point 20a in the first folding area 1100 extend the folding creases 700 in the first folding area 1100, 2 folding creases 700 meet at the third point 30a, and the third point 30a is located at the boundary of the first folding area 1100.

A first point 10a in the second fold area 1200 adjacent to the third fold area 1300 extends out of the fold 700 at the second fold area 1200.

The 2 first points 10a in the third folding area 1300 extend from the folding creases 700 in the third folding area 1300, respectively, the 2 folding creases 700 meet at a third point 30a, and the third point 30a is located at the boundary of the third folding area 1300.

A first point 10a in the fourth folding area 1400 extends out of the folding fold 700 in the fourth folding area 1400.

The 2 second points 10b in the sixth folding area 3200 extend out of the folding creases 700 in the sixth folding area 3200, the 2 folding creases 700 are intersected at the fourth point 30b, and the fourth point 30b is located at the boundary of the sixth folding area 3200.

A second point 10b and a second end point 20b in the eighth folding area 3400 extend out of the folding fold 700 in the eighth folding area 3400, respectively, 2 folding folds 700 meet at a fourth point 30b, and the fourth point 30b is located at the boundary of the eighth folding area 3400.

For forming the sealing seams, on the left and/or right side of the packaging material, longitudinal sealing regions 4000 are provided, which are separated by a first longitudinal sealing seam 900 and are used to form the sealing seams; on the lower side of the packaging material, the lower side of the fifth folding area 3100 is provided with a first projecting sealing area 3100b for forming a sealing seam, and the lower side of the seventh folding area 3300 is provided with a second projecting sealing area 3300b for forming a sealing seam; the upper side of the packaging material is provided with a transverse line sealing area 5000 for forming a sealing seam, in particular the transverse sealing area 5000 comprises a first transverse sealing area 5000a, a second transverse sealing area 5000b, a third transverse sealing area 5000c and a fourth transverse sealing area 5000d, wherein the first transverse sealing area 5000a is adjacent to and separated by a first transverse sealing crease 900a, the second transverse sealing area 5000b is adjacent to and separated by a second transverse sealing crease 900b, the third transverse sealing area 5000c is adjacent to and separated by a third transverse sealing crease 900c, the fourth transverse sealing area 5000d is adjacent to and separated by a fourth transverse sealing crease 900d, 1400, wherein the dimension of the second and fourth transverse sealing areas 5000b, 5000d in the longitudinal direction is larger than the dimension of the first and third transverse sealing areas 5000a, 5000c in the longitudinal direction, the second and fourth lateral seal areas 5000b and 5000d are rounded at the outer sides for the sake of aesthetic appearance. A third point 30a in the first transverse sealed area 5000a extends a third longitudinal fold 800 and likewise a third point 30a in the third transverse sealed area 5000c extends a third longitudinal fold 800.

To facilitate folding during the forming process, the first transverse fold 100 is divided into 3 first longitudinal folds 300 from left to right in sequence: the first section of transverse crease 100a, the second section of transverse crease 100b, the third section of transverse crease 100c and the fourth section of transverse crease 100d, wherein the second section of transverse crease 100b and the fourth section of transverse crease 100d are shifted by 0.5-1mm upwards along the longitudinal direction relative to the first section of transverse crease 100a and the third section of transverse crease 100 c; the second transverse fold 200 is divided into by 3 second longitudinal folds 400 in sequence from left to right: a fifth transverse fold 200a, a sixth transverse fold 200b, a seventh transverse fold 200c, and an eighth transverse fold 200d, wherein the sixth transverse fold 200b and the eighth transverse fold 200d are offset upward in the longitudinal direction by 0.5-1mm relative to the fifth transverse fold 200a and the seventh transverse fold 200 c.

For convenience of molding, in the present embodiment, the first longitudinal fold 300, the second longitudinal fold 400, and the second fold 600 are all disposed in the vertical direction.

Specifically, the packaging material comprises from outside to inside in sequence: PE layer, bond line, paper layer, PE layer, bond line, aluminium foil layer, bond line, PE layer and PE modified layer. And the fold protruding direction of the folding fold 700 and the third longitudinal fold 800 is opposite to the fold protruding direction of the first transverse fold 100, the second transverse fold 200, the first longitudinal fold 300, the second longitudinal fold 400, the first fold 500 and the second fold 600, i.e. the fold protruding direction of the folding fold 700 and the third longitudinal fold 800 is towards the inside of the packaging material.

Referring next to fig. 2, the packaging container according to the present embodiment is formed from the blank shown in fig. 1, and the process of forming the packaging container may be: the left side and the right side of the blank are firstly folded in half, so that the longitudinal sealing area 4000 on the left side and/or the right side of the blank forms a sealing seam, then the transverse sealing area 5000 on the upper side is sealed to form a sealing seam, and after filling is completed, the first convex sealing area 3100b and the second convex sealing area 3300b on the lower side are sealed to form a sealing seam, so that the blank is formed into an internally sealed container.

Next, the folding fold 700 in the sixth folding region 3200 and the eighth folding region 3400 is folded, and since the fold protruding direction of the folding fold 700 is directed into the packaging material, the sixth folding region 3200 and the eighth folding region 3400 are folded inward, and the fifth folding region 3100 and the eighth folding region 3400 together form the lower bottom surface 1.

Next, the folding fold 700 in the first region 1000 is folded, wherein the first folding region 1100 and the third folding region 1300 are folded inward, the first upper end surface 2 and the second upper end surface 3 are formed by the second folding region 1200 and the fourth folding region 1400, respectively, and since the size of the second transverse seal region 5000b and the fourth transverse seal region 5000d in the longitudinal direction is larger than the size of the first transverse seal region 5000a and the third transverse seal region 5000c in the longitudinal direction, the handle 4 is finally formed by the second transverse seal region 5000b and the fourth transverse seal region 5000d together, and since the folding fold 700 is provided in advance in the second folding region 1200 and the fourth folding region 1400, the first side 41 of the handle 4 can be better torn.

Finally, the second area 2000 forms the side face 5, and as the first fold 500 and the second fold 600 are arranged in the second area 2000 in advance, the side face 5 does not have a vertical edge any more, but has an arc transition, when the packaging container is held, the two opposite corners are not cut by hands, and the holding experience is greatly improved.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims (9)

1. A blank for making a liquid packaging container, comprising:

a square packaging material;

the packaging material is divided into a first area (1000), a second area (2000) and a third area (3000) from top to bottom in sequence by a first transverse crease (100) and a second transverse crease (200);

wherein, first region (1000) is separated into 4 regions by 3 first longitudinal folds (300) from left to right in proper order: a first fold region (1100), a second fold region (1200), a third fold region (1300), and a fourth fold region (1400);

the third area (3000) that corresponds is separated into 4 regions by 3 second longitudinal folds (400) from left to right in proper order: a fifth folding region (3100), a sixth folding region (3200), a seventh folding region (3300), and an eighth folding region (3400);

wherein, 3 pieces of the first longitudinal crease (300) and the first transverse crease (100) respectively intersect at a first point (10a), and two end points of the first transverse crease (100) are first end points (20 a);

the corresponding 3 second longitudinal creases (400) and the second transverse creases (200) respectively intersect at a second point (10b), and two end points of the second transverse creases (200) are second end points (20 b);

each first point (10a) extends in the second area (2000) with 2 first creases (500), each corresponding second point (10b) also extends in the second area (2000) with 2 first creases (500), a second crease (600) extends between the ends of the two corresponding first creases (500), and the first crease (500) and the second crease (600) extending from the first point (10a) and the corresponding second point (10b) are in a '[ ]' shape;

each first end point (20a) extends out of 1 first fold (500) in the second area (2000), the corresponding second end point (20b) also extends out of 1 first fold (500) in the second area (2000), the second fold (600) is formed by extending between the ends of the two first folds (500), and the first fold (500) and the second fold (600) extending out of the first end point (20a) and the corresponding second end point (20b) are in a shape of 'or'.

2. A blank as claimed in claim 1, wherein:

the first point (10a) and the first end point (20a) in the first folding region (1100) respectively extend folding creases (700) in the first folding region (1100), 2 folding creases (700) are intersected at a third point (30a), and the third point (30a) is located at the boundary of the first folding region (1100);

the first point (10a) within the second fold region (1200) adjacent to the third fold region (1300) extends beyond the fold (700) at the second fold region (1200);

the 2 first points (10a) in the third folding region (1300) each extend the folding fold (700) in the third folding region (1300), the 2 folding folds (700) meet at the third point (30a), and the third point (30a) is located at the boundary of the third folding region (1300);

-said first point (10a) within said fourth folding area (1400) extends said folding fold (700) within said fourth folding area (1400);

the 2 second points (10b) in the sixth folding area (3200) respectively extend the folding creases (700) in the sixth folding area (3200), the 2 folding creases (700) are intersected at a fourth point (30b), and the fourth point (30b) is located at the boundary of the sixth folding area (3200);

in eighth folding region (3400) second point (10b) with second endpoint (20b) is in respectively extend out in eighth folding region (3400) and turn over a crease (700),2 it intersects in fourth point (30b) to turn over crease (700), just fourth point (30b) are located eighth folding region (3400) border.

3. A blank as claimed in claim 2, wherein:

the upper side of the packaging material is provided with a transverse sealing area (5000) for forming a sealing seam;

the transverse seal region (5000) comprises a first transverse seal region (5000a), a second transverse seal region (5000b), a third transverse seal region (5000c) and a fourth transverse seal region (5000 d);

-a third longitudinal fold (800) extends from said third point (30a) in said first transverse sealing area (5000a), and likewise-a third longitudinal fold (800) extends from said third point (30a) in said third transverse sealing area (5000 c);

said third point (30a) in said first transverse sealing area (5000a) extends out of said third longitudinal fold (800), and likewise said third point (30a) in said third transverse sealing area (5000c) extends out of said third longitudinal fold (800).

4. A blank as claimed in claim 1, wherein:

the first longitudinal fold (300), the second longitudinal fold (400), and the second fold (600) are disposed in a vertical direction.

5. The blank of claim 1, further comprising:

the left and/or right side of the packaging material is provided with a longitudinal sealing area (4000) separated by a first longitudinal sealing seam (900) and used for forming the sealing seam;

the upper side of the packaging material is provided with a transverse sealing area (5000) for forming a sealing seam;

a first protruding sealing area (3100b) for forming a sealing seam is arranged on the lower side of the fifth folding area (3100);

the lower side of the seventh folding area (3300) is provided with a second protruding sealing area (3300b) for forming a sealing seam.

6. A blank as claimed in claim 5, wherein:

the transverse seal region (5000) comprises a first transverse seal region (5000a), a second transverse seal region (5000b), a third transverse seal region (5000c) and a fourth transverse seal region (5000d) adjacent to the first fold region (1100), the second fold region (1200), the third fold region (1300), the fourth fold region (1400), respectively;

wherein the second transverse seal region (5000b) and the fourth transverse seal region (5000d) have a dimension in the longitudinal direction that is greater than the dimension in the longitudinal direction of the first transverse seal region (5000a) and the third transverse seal region (5000 c).

7. A blank as claimed in claim 1, wherein:

first horizontal crease (100) are separated into by 3 first longitudinal crease (300) from a left side to the right side in proper order: a first section of transverse crease (100a), a second section of transverse crease (100b), a third section of transverse crease (100c) and a fourth section of transverse crease (100 d);

wherein the second and fourth lengths of transverse creases (100b, 100d) are offset upwardly in the longitudinal direction by 0.5-1mm relative to the first and third lengths of transverse creases (100a, 100 c);

the second transverse crease (200) is divided into by 3 second longitudinal creases (400) from left to right in proper order: a fifth section of transverse crease (200a), a sixth section of transverse crease (200b), a seventh section of transverse crease (200c) and an eighth section of transverse crease (200 d);

wherein the sixth and eighth transverse creases (200b, 200d) are offset 0.5-1mm in the longitudinal direction upwardly relative to the fifth and seventh transverse creases (200a, 200 c).

8. A blank according to any one of claims 1 to 7, wherein:

the packaging material comprises from outside to inside in sequence: PE layer, bond line, paper layer, PE layer, bond line, aluminium foil layer, bond line, PE layer and PE modified layer.

9. A packaging container for holding liquid, characterized in that:

the packaging container is made from a blank as claimed in any one of the claims 1-8.

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