CN107200185B

CN107200185B - Carton package foldable into a cup

Info

Publication number: CN107200185B
Application number: CN201710502024.0A
Authority: CN
Inventors: 黄茵彤; 邰晶磊
Original assignee: South China University of Technology SCUT
Current assignee: South China University of Technology SCUT
Priority date: 2017-06-27
Filing date: 2017-06-27
Publication date: 2023-02-14
Anticipated expiration: 2037-06-27
Also published as: CN107200185A

Abstract

The paper box package which can be folded and deformed into a cup comprises an outer box and an inner bag; the outer box made of hard materials is folded into a carton packaging outer layer for displaying the outer package and is an outer cup for supporting the whole body after being unfolded; the inner bag made of flexible and impermeable materials is folded into the inner layer of the carton package of the filling product and is an inner cup for pouring water after being unfolded; when the package is folded, the inner layer of the paper box package is packaged in the outer layer of the paper box package; when the cup is unfolded for use, the inner cup is sleeved in the outer cup. The invention has the advantages of small volume, suitability for transportation and packaging, convenience for a user to directly unfold the cup for use, and more sanitary and cleaner double packaging of the inner bag and the outer box. The invention belongs to the field of packaging of instant beverages.

Description

Carton package foldable to form a cup

Technical Field

The invention belongs to the field of packaging of instant beverages, and particularly relates to a carton package capable of being folded and deformed into a cup.

Background

At present, most of the instant coffee and other instant products on the market are packaged by tearing aluminum plastic packaging bags, and a small part of the instant coffee and other instant products are packaged by paper cups with plastic covers. However, the aluminum-plastic packaging bag is inconvenient for consumers to take and the paper cup packaging bag is inconvenient for consumers to carry and manufacturers to transport. In view of this situation, there are some foldable packing bags available as paper cups, and they can be directly drunk by adding water after unfolding the foldable packing tape into paper cups. This inherently solves the problem, but has some drawbacks; because the packaging bag is unfolded into a paper cup and then directly used as a cup, the packaging bag is required to have certain hardness, and the packaging bag with certain hardness is inevitably inconvenient for filling solid beverage products; secondly, the packaging bag is directly used for one-time packaging, and the packaging bag is not clean, sanitary and reliable.

Disclosure of Invention

Aiming at the problems, the invention provides a double-packaging paper box package which can be folded into a cup, is convenient for filling solid beverage products and unfolding into the cup for use.

The paper box package which can be folded and deformed into a cup comprises an outer box and an inner bag; an outer box made of hard materials is folded into a flat paper box packaging outer layer for displaying the outer package, and the outer box is an outer cup for supporting the whole body after being unfolded; the inner bag made of flexible and impermeable materials is folded into a flat paper box packaging inner layer of a filling product, and the inner bag is an inner cup for pouring water after being unfolded; when the package is folded, the inner layer of the paper box package is packaged in the outer layer of the paper box package; when the cup is unfolded for use, the inner cup is sleeved in the outer cup. By adopting the structure, the flexible inner bag is suitable for filling solid beverage products, the outer box made of hard materials has the supporting function to support a cup which is stable and reliable, and the double packaging of the inner bag and the outer box is more sanitary and cleaner.

Preferably, the inner bag is deeper than the outer box, and the upper edge of the inner bag is folded outwards to wrap the upper edge of the outer box. By adopting the structure, the inner bag can be outwards turned by the depth larger than the outer box, so that the inner bag is sleeved on the outer box.

Preferably, the upper edge of the outer box is provided with a plurality of semicircular slices, the part of the upper edge of the inner bag, which is turned outwards, is provided with a plurality of rectangular notches, the length of each rectangular notch is equal to the diameter of each semicircular slice, and after the upper edge of the inner bag is turned outwards to wrap the upper edge of the outer box, the semicircular slices are inserted into and penetrate through the rectangular notches. With this structure, the slice is inserted into the incision, thereby more stably fixing the inner bag fitted over the outer box within the outer box.

Preferably, the inner bag is a rectangular sheet after being flatly spread, the bottom and the right part of the rectangular sheet are sticking areas, and the outer part of the sticking area on the rectangular sheet is an inner cup body area; the inner cup body area is divided into four parts, namely a first inner cup body side wall, a second inner cup body side wall, a third inner cup body side wall and a fourth inner cup body side wall from left to right, by the three inner cup body crease lines in the vertical direction; the side walls of the second and fourth inner cup bodies are provided with inner cup bottom crease lines parallel to the bottom of the rectangular sheet; the central axis of the first and the third inner cup side walls which are symmetrical left and right is set as an inner cup folding line; the side walls of the first inner cup body and the third inner cup body are internally provided with square crease lines, the upper end point and the lower end point of each square crease line pass through the folding lines of the inner cup bodies, and the right end point of each square crease line is connected with the inner cup bottom crease line in the adjacent side wall of the inner cup body. By adopting the structure, the folding method is simple, and the inner bag can be easily folded into a flat shape; and is formed into a cup as soon as it is unfolded in use, thereby being convenient to use.

Preferably, the upper edge of the inner cup body area is provided with an upper edge crease line parallel to the bottom of the rectangular sheet, the upper part of the upper edge crease line in the inner cup body area is called a folding area, the folding area is internally provided with an easy-tearing line which divides the folding area into four equal parts, and the easy-tearing line is perpendicular to the upper edge crease line and is connected with the inner cup body crease line. The folding area is divided into four folding parts by the easy-tearing lines. By adopting the structure, after the turnover area is torn through the easy-to-tear line, the upper edge of the inner bag is more easily folded and sleeved on the upper edge of the outer box.

Preferably, the upper part of the inner bag is provided with a transverse long pre-tearing line, and the parts above the long pre-tearing line are adhered together. By adopting the structure, the user can easily open the package of the inner bag.

Preferably, the inner bag is made of an aluminum-plastic composite film. By adopting the structure, the aluminum-plastic composite film has good flexibility and water seepage prevention, and is suitable for serving as a packaging layer of a brewed product.

Preferably, the material of the outer box is thin corrugated paper. By adopting the structure, the cup has certain hardness and can be stably supported to form a cup; meanwhile, the material is thin, the weight is light, and the transportation is convenient.

Preferably, the outer box comprises an outer cup body area and an outer cup bottom area after being flatly unfolded; one end of the outer cup body area is a rectangular pasting part, the other end of the outer cup body area is an outer cup body area main body which is quartered by three outer cup body crease lines, the outer cup body area main body is sequentially and equally divided into a first outer cup body side wall, a second outer cup body side wall, a third outer cup body side wall and a fourth outer cup body side wall by three outer cup body crease lines, a boundary between the outer cup body area main body and the outer cup body area pasting part is also an outer cup body crease line, and the outer cup body area pasting part and the first outer cup body side wall are pasted to form a closed-loop outer cup body area; the outer cup bottom area comprises a first swing wing, a second swing wing, a third swing wing and a fourth swing wing, the first swing wing and the third swing wing are the same, the second swing wing and the fourth swing wing are the same, and the self-locking outer cup bottom area is formed jointly after the matched first swing wing and the matched second swing wing are pasted, folded, inserted and meshed and after the matched third swing wing and the matched fourth swing wing are pasted, folded, inserted and meshed. By adopting the structure, the structure and the method are simple, and a user can easily fold the foldable clothes into a flat shape; meanwhile, when in use, the cup can be stably obtained only by being unfolded; the bottom of the cup is of a self-locking structure, so that the structure and the shape of the cup are more stable.

Preferably, the first, second, third and fourth swing wings comprise swing wing sticking parts and swing wing folding and inserting parts, and the shapes and sizes of the swing wing sticking parts are the same; the first swing wing and the second swing wing are pasted together through the swing wing pasting parts, and the third swing wing and the fourth swing wing are pasted together through the swing wing pasting parts. By adopting the structure, the bottom is more stable in structure after being pasted and folded.

The invention has the advantages that:

1. adopt flexible inner bag and outer box that hard material made, flexible inner bag is fit for filling solid beverage class product, thereby the outer box of hard material plays supporting role and supports and play reliable and stable cup, and the inner bag is more sanitary, cleaner with the dual packing of outer box simultaneously.

2. After the upper edge of the inner bag is turned outwards, the inner bag is inserted into and penetrates through the rectangular notch in the turning area of the inner bag through the semicircular slice on the upper edge of the outer box, so that the inner bag is more stably and reliably sleeved in the outer box; the inner bag is prevented from sliding off from the outer box when the user uses the inner bag.

3. The upper part of the inner bag is provided with a transverse long pre-tearing line, so that a user can open the inner bag for packaging products more easily.

4. The inner bag and the outer box can be folded into a flat shape, so that the volume of the product is reduced; meanwhile, the inner bag and the outer box are both in a cup shape after being unfolded, so that a user can conveniently and directly use the unfolded cup to drink the solid beverage by adding water; therefore, the volume is reduced, the transportation and the packaging are convenient, and the use by a user is convenient.

Drawings

Fig. 1 is a plan view of the inner bag.

Fig. 2 is a folded view of the inner bag.

Fig. 3 is a perspective expanded view of the inner bag.

FIG. 4 is a plan view of the outer box.

FIG. 5 is a folded view of the outer box.

Fig. 6 is a perspective expanded view of the outer box.

Fig. 7 is a perspective view of the assembled inner bag and outer box.

Wherein, 1 is interior cup body folding line, 2 is a folding district, 3 is the rectangle incision, 4 are semi-circular section, 5 are outer box, 6 are the inner bag, 7 are easily tearing the line, and a is for shaking wing portion of pasting, and b is for shaking wing portion of pasting, and c is for shaking wing portion of pasting, and d is for shaking wing portion of pasting.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The paper box package capable of being folded and deformed into a cup comprises an outer box and an inner bag, wherein the outer box is made of materials with certain hardness and heat insulation effect, and thin corrugated paper is adopted in the embodiment; the inner bag is made of a material which has water seepage prevention and heat protection performance and certain flexibility, and an aluminum-plastic composite film bag is adopted in the embodiment. An outer box made of hard materials is folded into a flat paper box packaging outer layer for displaying external packages, and the outer box is an outer cup for supporting the whole body after being unfolded; the inner bag made of flexible and impermeable materials is folded into a flat paper box packaging inner layer of a filling product, and the inner bag is an inner cup for pouring water after being unfolded; when the package is folded, the inner layer of the paper box package is packaged in the outer layer of the paper box package; when the cup is unfolded for use, the inner cup is sleeved in the outer cup.

As shown in fig. 1 (wherein, the oblique line area is the pasting area, the areas outside the oblique line area are the inner cup body areas, 1 is the inner cup body folding line, 7 is the easy tearing line, and the other dotted lines are the crease lines), the inner bag is a rectangular sheet after being laid out flatly, the bottom and the right part of the rectangular sheet are the pasting areas, and the areas outside the pasting areas on the rectangular sheet are the inner cup body areas; the three inner cup body crease lines in the vertical direction divide the inner cup body area into a first inner cup body side wall, a second inner cup body side wall, a third inner cup body side wall and a fourth inner cup body side wall from left to right in four equal parts; the side walls of the second and fourth inner cup bodies are provided with inner cup bottom crease lines parallel to the bottom of the rectangular sheet; the central axis of the left-right symmetry of the side walls of the first inner cup body and the third inner cup body is set as an inner cup body folding line; the side walls of the first inner cup body and the third inner cup body are internally provided with square crease lines, the upper end point and the lower end point of each square crease line pass through the folding lines of the inner cup bodies, and the right end point of each square crease line is connected with the inner cup bottom crease line in the adjacent side wall of the inner cup body.

The upper edge of the inner cup body area is provided with an upper edge crease line parallel to the bottom of the rectangular sheet, the upper part of the upper edge crease line in the inner cup body area is called a folding area, the folding area is internally provided with an easy-to-tear line which divides the folding area into four equal parts, and the easy-to-tear line is perpendicular to the upper edge crease line and is connected with the inner cup body crease line.

The upper part of the inner bag is provided with a transverse long pre-tearing line, and the parts above the long pre-tearing line are adhered together.

The folding method of the inner bag comprises the following steps: the user firstly folds along crease lines (including inner cup body crease lines, inner cup bottom crease lines, square crease lines, upper edge crease lines and long pre-tearing lines) of each inner bag, and the inner bag is flatly spread after the inner bag is deeply folded and provided with creases. And then, the inner bag is folded according to the folding line of the inner cup body, the part of the pasting area, which is positioned at the bottom of the rectangular sheet, is pasted together, and the part of the pasting area, which is positioned at the right part of the rectangular sheet, is pasted together with the side wall of the first inner cup body, so that the inner bag with one closed end and one open end is formed. The closed end of the inner bag is folded along the inner cup bottom crease line to form the inner bag in a flattened state, as shown in fig. 2.

As shown in fig. 3, the part above the long pre-tearing line of the inner bag is torn off from the long pre-tearing line, so as to open the inner bag; after the inner bag in a flat state is unfolded, an inner cup is formed, the boundary lines of the four edges of the bottom of the inner cup are respectively an inner cup bottom crease line in the side wall of the second cup body and the inner cup bottom crease line in the side wall of the fourth cup body and a diagonal line in the horizontal direction in the side wall of the first cup body and the third cup body, and the upper part of the bottom of the inner cup is the inner cup body; and tearing the easy-to-tear lines in the turnover area to divide the upper edge of the inner bag into four turnover parts.

As shown in fig. 4 (wherein, a, b, c, d are all swing wing pasting parts, the unmarked diagonal line areas are pasting parts, and the dotted lines are crease lines), the outer box comprises an outer cup body area and an outer cup bottom area after being flatly laid; one end of the outer cup body area is a rectangular pasting part, the other end of the outer cup body area is an outer cup body area main body which is quartered by three outer cup body crease lines, the outer cup body area main body is sequentially and equidistantly divided into a first outer cup body side wall, a second outer cup body side wall, a third outer cup body side wall and a fourth outer cup body side wall by three outer cup body crease lines, a boundary between the outer cup body area main body and the outer cup body area pasting part is also an outer cup body crease line, and the outer cup body area pasting part and the first outer cup body side wall are pasted to form a closed-loop outer cup body area; the outer cup bottom area comprises a first swing wing, a second swing wing, a third swing wing and a fourth swing wing, the first swing wing and the third swing wing are the same, the second swing wing and the fourth swing wing are the same, and the self-locking outer cup bottom area is formed jointly after the matched first swing wing and the matched second swing wing are pasted, folded, inserted and meshed with the matched third swing wing and the matched fourth swing wing are pasted, folded, inserted and meshed.

The first swing wing, the second swing wing, the third swing wing and the fourth swing wing all comprise swing wing sticking parts and swing wing folding and inserting parts, and the shapes and the sizes of the swing wing sticking parts are the same; the first swing wing and the second swing wing are pasted together through the swing wing pasting parts of the first swing wing and the second swing wing, and the third swing wing and the fourth swing wing are pasted together through the swing wing pasting parts of the third swing wing and the fourth swing wing. The first, second, third and fourth swing wings are respectively connected with the side walls of the first, second, third and fourth outer cup bodies, and the boundary line between every two swing wings is an outer cup bottom crease line.

The folding method of the outer box comprises the following steps: the user folds the outer box plane along each crease line (including outer cup body crease line and outer cup bottom crease line) and after deep folding and crease remaining, lays the outer box open. The side walls of the first and fourth outer cup bodies are folded inwards by 90 degrees along the crease line of the outer cup bodies; then the first swing wing, the second swing wing, the third swing wing and the fourth swing wing are folded inwards for 90 degrees along the crease line of the bottom of the outer cup; the first swing wing and the second swing wing are respectively pasted through a swing wing pasting part (a) and a swing wing pasting part (b) and then are folded, inserted and meshed, so that one half part of the outer cup bottom is formed; the third swing wing and the fourth swing wing are respectively pasted through a swing wing pasting part (c) and a swing wing pasting part (d) and then are folded, inserted and meshed, and therefore the other half part of the outer cup bottom is formed; the two half parts are engaged to form a self-locking inner cup bottom. The self-locking inner cup bottom is folded towards the inner cup body area, and the pasting part of the outer cup body area is pasted with the side wall of the first outer cup body, so that the outer box in a flat state is formed, as shown in figure 5.

As shown in FIG. 6, the outer box is unfolded to form an outer cup with a closed lower end and an open upper end.

The depth of the inner bag is greater than that of the outer box, and the upper edge of the inner bag is turned outwards to wrap the upper edge of the outer box.

The last edge of outer box is equipped with a plurality of semi-circular sections (in this embodiment, in first, second, third, the last edge of fourth outer cup body lateral wall all sets up a semicircle section), and the part of turning over the book outward of last edge of inner bag has seted up a plurality of rectangle incisions (in this embodiment, four parts after the quartering all set up a rectangle incision on the district of turning over of inner bag), and the length of rectangle incision equals with semi-circular sliced diameter, the last edge of turning over the book outward of inner bag and wrapping the last edge back of outer box, and the semicircle section inserts and passes the rectangle incision.

Referring to FIG. 7, after the outer box and the inner cup are unfolded, the inner cup is nested in the outer box, and the folded part torn apart from the inner cup is turned downwards along the upper edge of the outer box; and then the semicircular sheet on the upper edge of the outer box is inserted into and penetrates through the rectangular notch in the turnover part of the inner cup, so that the inner bag is fixed in the outer box for supporting, and a user can finish the brewing step.

In the present invention, the shape of the outer box and the cup after being unfolded may be a square shape or a rectangular parallelepiped shape, and any shape is within the scope of the present invention as long as the outer box or the cup is folded by the folding method of the present invention.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such modifications are intended to be included in the scope of the present invention.

Claims

1. The carton package that can fold and become to form cup, its characterized in that: comprises an outer box and an inner bag; an outer box made of hard materials is folded into a flat paper box packaging outer layer for displaying the outer package, and the outer box is an outer cup for supporting the whole body after being unfolded; the inner bag made of flexible and impermeable materials is folded into a flat carton packaging inner layer for filling products, and the inner bag is an inner cup for pouring water after being unfolded; when the package is folded, the inner layer of the paper box package is packaged in the outer layer of the paper box package; when the cup is unfolded for use, the inner cup is sleeved in the outer cup; the depth of the inner bag is greater than that of the outer box, and the upper edge of the inner bag is folded outwards to wrap the upper edge of the outer box; the upper edge of the outer box is provided with a plurality of semicircular slices, the part of the upper edge of the inner bag, which is turned outwards, is provided with a plurality of rectangular notches, the length of each rectangular notch is equal to the diameter of each semicircular slice, and after the upper edge of the inner bag is turned outwards to wrap the upper edge of the outer box, the semicircular slices are inserted into and penetrate through the rectangular notches; the inner bag is made of an aluminum-plastic composite film, and the outer box is made of thin corrugated paper;

the inner bag is a rectangular sheet after being flatly spread, the bottom and the right part of the rectangular sheet are sticking areas, and the outer parts of the sticking areas on the rectangular sheet are inner cup body areas; the three inner cup body crease lines in the vertical direction divide the inner cup body area into a first inner cup body side wall, a second inner cup body side wall, a third inner cup body side wall and a fourth inner cup body side wall from left to right in four equal parts; the side walls of the second and fourth inner cup bodies are provided with inner cup bottom crease lines parallel to the bottom of the rectangular sheet; the central axis of the first and the third inner cup side walls which are symmetrical left and right is set as an inner cup folding line; square crease lines are arranged in the side walls of the first inner cup body and the third inner cup body, the upper end point and the lower end point of each square crease line pass through the folding lines of the inner cup bodies, and the right end point of each square crease line is connected with the inner cup bottom crease line in the side wall of the adjacent inner cup body;

the upper edge of the inner cup body area is provided with an upper edge crease line parallel to the bottom of the rectangular sheet, the upper part of the upper edge crease line in the inner cup body area is called a folding area, the folding area is internally provided with an easy-to-tear line which divides the folding area into four equal parts, and the easy-to-tear line is vertical to the upper edge crease line and is connected with the inner cup body crease line;

the outer box comprises an outer cup body area and an outer cup bottom area after being flatly spread; one end of the outer cup body area is a rectangular pasting part, the other end of the outer cup body area is an outer cup body area main body which is quartered by three outer cup body crease lines, the outer cup body area main body is sequentially and equidistantly divided into a first outer cup body side wall, a second outer cup body side wall, a third outer cup body side wall and a fourth outer cup body side wall by three outer cup body crease lines, a boundary between the outer cup body area main body and the outer cup body area pasting part is also an outer cup body crease line, and the outer cup body area pasting part and the first outer cup body side wall are pasted to form a closed-loop outer cup body area; the outer cup bottom area comprises a first swing wing, a second swing wing, a third swing wing and a fourth swing wing, the first swing wing and the third swing wing are the same, the second swing wing and the fourth swing wing are the same, and the self-locking outer cup bottom area is formed jointly after the matched first swing wing and the matched second swing wing are pasted, folded, inserted and meshed and after the matched third swing wing and the matched fourth swing wing are pasted, folded, inserted and meshed.

2. A carton package foldably formed into a cup according to claim 1, wherein: the upper part of the inner bag is provided with a transverse long pre-tearing line, and the parts above the long pre-tearing line are adhered together.

3. A carton package foldably formed into a cup according to claim 1, wherein: the first swing wing, the second swing wing, the third swing wing and the fourth swing wing all comprise swing wing sticking parts and swing wing folding and inserting parts, and the shapes and the sizes of the swing wing sticking parts are the same; the first swing wing and the second swing wing are pasted together through the swing wing pasting parts of the first swing wing and the second swing wing, and the third swing wing and the fourth swing wing are pasted together through the swing wing pasting parts of the third swing wing and the fourth swing wing.