CN110897465A

CN110897465A - Foldable brewing cup bag and manufacturing method thereof

Info

Publication number: CN110897465A
Application number: CN201911334656.6A
Authority: CN
Inventors: 张志苗
Original assignee: Zhejiang Blue New Mstar Technology Ltd
Current assignee: Zhejiang Blue New Mstar Technology Ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-03-24

Abstract

The invention belongs to the technical field of articles for daily use, and particularly relates to a foldable brewing cup bag and a manufacturing method thereof. The invention comprises a paper shell formed by overlapping paperboards and a self-supporting bag positioned in the paper shell, wherein the paperboards comprise at least three surfaces which are connected in sequence, a crease is arranged between every two adjacent surfaces, the surfaces can rotate along the crease, and the surfaces of the paperboards positioned at the two ends are mutually bonded to form the paper shell. The paper shell with more than three surfaces is used as a base material of the cup, the paper shell has foldability, the volume is small when the cup is transported and carried, meanwhile, the paper shell can be unfolded to form a polygon when the cup is used, the cup can be stably unfolded and placed integrally, and the folding method is simple, easy to operate, low in production cost and suitable for large-scale popularization and use.

Description

Foldable brewing cup bag and manufacturing method thereof

Technical Field

The invention belongs to the technical field of articles for daily use, and particularly relates to a foldable brewing cup bag and a manufacturing method thereof.

Background

The drinking cup is the drinking water instrument that many families and public places were used commonly, nevertheless uses paper cup or plastic cup transportation bulky, and the cost of transportation is high, uses ordinary plastic bag packing, need look for other container during the use and hold, uses very inconveniently in the open air, so need have not only the convenience in utilization of paper cup, plastic cup, has the transportation of plastic bag packing again and carries the cup of convenience.

In response to this problem, research and study have been conducted in long-term production and living practice, for example, chinese utility model patent discloses an environment-friendly folding paper cup [ application No.: 201620965192.4], the utility model comprises a conical cup body, the conical cup body is composed of PE film, the outer surface of the upper part of the conical cup body is provided with a circle of paper shell layer.

The utility model discloses a collapsible convenience that has the transportation, the cup also can be used to hold liquid in addition, but its shell layer is the annular, is difficult to keep open stable form during the use, needs the user to continuously apply an external force just can make the shell layer keep open state, can't place alone after the cup fills liquid promptly, and the bottom has outstanding cone moreover, still need during the use fold it into the shell layer, and it is comparatively inconvenient to use. Since the folded paper cup has such many defects, the above problems have not been solved well.

Disclosure of Invention

The invention aims to solve the problems and provide a foldable brewing cup bag.

Another object of the present invention is to address the above problems and provide a method of manufacturing a collapsible brewing cup pouch.

In order to achieve the purpose, the invention adopts the following technical scheme:

a foldable brewing cup bag comprises a paper shell formed by folding paper boards and a standing bag positioned in the paper shell, wherein the paper boards comprise at least three surfaces which are sequentially connected, a crease is arranged between every two adjacent surfaces, the surfaces can rotate along the crease, and the surfaces of the paper boards at two ends are mutually bonded to form the paper shell.

In foretell folding brewing cup bag, the cardboard includes four surfaces that connect gradually, is equipped with the crease between two adjacent surfaces, the surface connection of the at least one end of cardboard has a cup body faying surface, cup body faying surface and the surface that the cardboard is located the terminal surface are connected through the crease, and the relative rotation takes place along the crease between the surface that is located the crease both sides or between the cup body faying surface that is located the crease both sides and the surface, forms the paper casing after the surface that is located the cardboard both ends bonds each other with cup body faying surface.

In foretell folding brewing cup bag, the cardboard is including the first side, front, second side and the back that connect gradually, cup body faying surface is connected and is kept away from positive one side or connect the one side of keeping away from the second side at the back at first side, is equipped with vertical crease between two adjacent faces, and the face that is located vertical crease both sides can be followed vertical crease and taken place relative rotation.

In the foldable brewing cup bag, the paperboard further comprises a bottom surface connected to the lower end of the first side surface, the front surface, the second side surface or the back surface through a transverse crease line, and the surfaces positioned on the two sides of the transverse crease line can rotate relatively along the transverse crease line.

In the above-mentioned foldable brewing cup bag, the lower end of the back is connected with the bottom surface, a transverse crease is arranged between the back and the bottom surface, the lower end of the front is connected with a bottom surface faying surface, and a transverse crease is arranged between the front and the bottom surface faying surface.

In the foldable brewing cup bag, at least one longitudinal breaking groove penetrating through the paper board is formed in the longitudinal crease, at least one transverse breaking groove penetrating through the paper board is formed in the transverse crease, the bottom end of the transverse breaking groove extends towards the bottom surface, a supporting table protrudes from one end, close to the bottom surface, of the back surface, and the edge of the supporting table is attached to the transverse breaking groove.

In the foldable brewing cup bag, the two sides of the front surface and the back surface, which are close to the longitudinal crease lines, are inwards sunken to form circular arcs, the surfaces of the first side surface and the second side surface are provided with shape maintaining crease line groups, and a plurality of shape maintaining fracturing grooves which penetrate through the first side surface or the second side surface are positioned on the shape maintaining crease line groups.

In the above-mentioned foldable brewing cup bag, the shape-retaining fold group comprises at least two strip-shaped retaining folds, and an acute included angle formed by the two strip-shaped retaining folds is greater than or equal to 45 degrees, and each shape-retaining fold has at least one shape-retaining snap groove.

In the foldable brewing cup bag, the self-standing bag comprises a heat-sealed outer edge and a containing cavity positioned in the heat-sealed outer edge, the lower end of the containing cavity is communicated with a cup bottom, the width L of the cup bottom is equal to the minimum width of the front side or the back side, and the depth L of the cup bottom is half of the minimum width of the first side surface or the second side surface.

A method of manufacturing a collapsible brewing cup pouch comprising the steps of:

the method comprises the following steps: completely unfolding the paper board, and coating a layer of glue on gluing points on the lap joint surface, the front surface and the back surface of the cup body;

step two: placing the self-supporting bag on a paperboard, wherein one side surface of the self-supporting bag covers the gluing point on the front side;

step three: rotating each side along the longitudinal crease line to make the back side and the overlapping side of the cup body mutually bonded, and covering the other side surface of the self-standing bag on the gluing point of the back side;

step four: and coating a layer of glue on the gluing sites on the bottom surface or the bottom surface lapping surface, and rotating the bottom surface or the bottom surface lapping surface along the rotating transverse crease line to enable the bottom surface and the bottom surface lapping surface to be mutually bonded to obtain the paper shell with the self-supporting bag bonded inside.

Compared with the prior art, the invention has the advantages that:

1. the cup is provided with the paper shell with more than three surfaces as the base material of the cup, the paper shell has foldability, the volume is small when the cup is transported and carried, and meanwhile, the cup can be unfolded to form a polygon when the cup is used, so that the cup can be stably unfolded and placed as a whole.

2. The longitudinal pressing-breaking groove, the transverse pressing-breaking groove and the maintaining pressing-breaking groove are formed in the position of the crease, the cut grooves facilitate folding of the paper board, meanwhile, the rebound resilience of the folded paper board is reduced, and the shape of the cup after being integrally unfolded can be further kept stable.

3. The transverse press-breaking groove is downwards concave and is provided with the supporting platform attached to the transverse press-breaking groove, so that the supporting platform can be contacted with the ground after the paper shell formed by folding the paper board, and the paper shell can stand more stably.

4. The folding method is simple, easy to operate, low in production cost and suitable for large-scale popularization and use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a perspective view of the paper housing;

FIG. 3 is a schematic structural view of a paperboard sheet;

FIG. 4 is a schematic illustration of the bonding of the paperboard when superimposed;

FIG. 5 is a cross-sectional view of the stand-up pouch;

in the figure: paper housing 1, stand-up pouch 2, cardboard 3, longitudinal snap 4, transverse snap 5, support stand 6, holding fold set 7, holding snap 8, glue application site 9, heat sealed outer edge 21, containment cavity 22, cup bottom 23, cup body overlap 31, first side 32, front 33, second side 34, back 35, longitudinal fold 36, transverse fold 37, bottom 38, bottom overlap 39, shape holding fold 71.

Detailed Description

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

Example 1

The embodiment provides a foldable brewing cup bag, which is shown in fig. 1 and 3 and comprises a paper shell 1 formed by folding paper plates 3 and a self-standing bag 2 positioned in the paper shell 1, wherein the paper plates 3 comprise at least three surfaces which are sequentially connected, a crease is arranged between every two adjacent surfaces, the surfaces can rotate along the crease, and the surfaces of the paper plates 3 at two ends are mutually bonded to form the paper shell 1.

When the cup is used, the adjacent surfaces are rotated along the crease lines to enable the two end parts of the paper boards 3 to be attached, and the attached parts are bonded to be fixed with each other to form the polygonal paper shell 1, so that the paper shell 1 with more than three surfaces is used as a base material of the cup, the paper shell 1 has foldability, the small volume during transportation and carrying is achieved, meanwhile, the cup can be unfolded to form a polygon during use, and the cup can be stably unfolded and placed integrally.

The cardboard 3 may have three surfaces connected in sequence, may have four surfaces connected in sequence, may have six surfaces connected in sequence, etc., as long as it is ensured that the paper housing 1 formed by folding is polygonal, ensuring the stability of unfolding, but preferably, the cardboard 3 comprises four surfaces connected in sequence, the cardboard 3 of four surfaces being easy to produce and fold.

Combine fig. 1-3 to show, cardboard 3 includes four surfaces that connect gradually, is equipped with the crease between two adjacent surfaces, the surface of 3 at least one end of cardboard is connected with cup body faying surface 31, cup body faying surface 31 is connected through the crease with the surface that cardboard 3 is located the terminal surface, all can follow the crease and take place relative rotation between the surface that is located the crease both sides or between cup body faying surface 31 that is located the crease both sides and the surface, forms paper housing 1 after bonding each other cardboard 3 surface that is located both ends and cup body faying surface 31, cup body faying surface 31 is the connection at 3 head and the tail both ends of cardboard of being convenient for, also improves the stability of head and the tail both ends connection simultaneously.

The surface that 3 four consecutive connections of cardboard is front, the back and two sides of paper casing 1 respectively, and the bonding position can be selected between arbitrary two faces, and the surface of bonding position both sides can arbitrary one surface connection cup body faying surface 31, also can two surfaces all be connected with cup body faying surface 31, and following is promptly to select the bonding position between side and the back and be connected with a concrete implementation of cup body faying surface 31 in the side.

Specifically, the cardboard 3 includes a first side 32, a front 33, a second side 34 and a back 35 connected in sequence, the cup body overlapping surface 31 is connected to one side of the first side 32 far away from the front 33 or one side of the back 35 far away from the second side 34, a longitudinal crease 36 is arranged between two adjacent surfaces, and the surfaces on both sides of the longitudinal crease 36 can rotate relatively along the longitudinal crease 36.

As shown in fig. 3, the sheet 3 further includes a bottom surface 38 connected to the lower end of the first side 32, the front surface 33, the second side 34 or the back surface 35 by a transverse fold 37, the surfaces on both sides of the transverse fold 37 are relatively rotatable along the transverse fold 37, and the bottom surface 38 is attached to the bottom of the stand-up pouch 2 for supporting after the sheet 3 is folded to form the paper housing 1.

Preferably, the lower end of the back surface 35 is connected with a bottom surface 38, a transverse crease 37 is arranged between the back surface 35 and the bottom surface 38, the lower end of the front surface 33 is connected with a bottom surface overlapping surface 39, the transverse crease 37 is arranged between the front surface 33 and the bottom surface overlapping surface 39, and after the paper board 3 is folded to form the paper case 1, the bottom surface 38 and the bottom surface overlapping surface 39 are mutually bonded and fixed, so that the bonding surface is increased, and the bonding stability is improved.

Referring to fig. 2 and 3, the longitudinal fold 36 is provided with at least one longitudinal press-breaking groove 4 penetrating through the paper board 3, the transverse fold 37 is provided with at least one transverse press-breaking groove 5 penetrating through the paper board 3, and the longitudinal press-breaking groove 4, the transverse press-breaking groove 5 and the press-breaking holding groove 8 are formed in the position of the fold.

As shown in fig. 3, the bottom end of the transverse press-breaking groove 5 extends towards the bottom surface 38, a support platform 6 protrudes from one end of the back surface 35 close to the bottom surface 38, the edge of the support platform 6 is attached to the transverse press-breaking groove 5, the transverse press-breaking groove 5 of the present invention is concave downwards, and the support platform 6 attached to the transverse press-breaking groove is provided, so that the support platform 6 can contact with the ground after the paper shell 1 formed by folding the paper board 3, and the paper shell 1 can stand more stably.

Since the direction shown in fig. 3 is opposite to the direction of the folded paper case 1, the upper portion in the drawing is actually the lower end of each surface.

As shown in fig. 2 and 3, two sides of the front surface 33 and the back surface 35 close to the longitudinal crease 36 are recessed inwards to form an arc shape, the surface of the first side surface 32 and the second side surface 34 are provided with a shape retaining crease group 7, a plurality of shape retaining breaking grooves 8 penetrating through the first side surface 32 or the second side surface 34 are positioned on the shape retaining crease group 7, two sides of the front surface 33 and the back surface 35 are improved into an inward arc shape from a straight line, the arc shape design can provide support for two sides of the cup body after being squeezed inwards to prevent rebounding, and the design of the shape retaining crease group 7 and the shape retaining breaking grooves 8 can further reduce the rebounding force of the two sides of the paper housing 1 after being opened.

Preferably, the shape-retaining fold group 7 includes at least two strip-shaped retaining folds 71, and an acute included angle formed by the two strip-shaped retaining folds 71 is greater than or equal to 45 degrees, so that support can be provided from two directions, each shape-retaining fold 71 has at least one shape-retaining snap groove 8, the shape-retaining snap grooves 8 are used for reducing resilience, further specifically, the shape-retaining fold group 7 can adopt a structure as shown in fig. 3, an annular fold is arranged in the middle part, and a plurality of folds extend from four corners of the annular fold and the edge of the center of the side line to the edge of the side face, so as to further ensure the stability of the expanded shape.

As shown in fig. 1 and 5, the self-standing bag 2 includes a heat-sealed outer edge 21 and a receiving cavity 22 located inside the heat-sealed outer edge 21, a cup bottom 23 is connected to a lower end of the receiving cavity 22, a width L1 of the cup bottom 23 is equal to a minimum width of the front surface 33 or the back surface 35, and a depth L2 of the cup bottom 23 is half of the minimum width of the first side surface 32 or the second side surface 34.

The pouch type of the pouch used in the prior art generally includes a three-seal pouch, a back-seal pouch, a four-seal accordion pouch, a self-standing pouch, and the like, in which the shape of the self-standing pouch and the accordion pouch after being spread is relatively close to the shape of the paper cup after being spread. However, the bottom of the organ bag can be used after being folded for many times, the bottom sealing knife of the self-standing bag is basically in an arc shape or a straight shape, the width of the expanded bottom of the arc-shaped bag is far smaller than the perimeter of the paper cup, so that the expansion of the paper cup is blocked, and the inner unevenness of the expanded bottom of the straight bag affects the effective utilization of the content, so the structure of the self-standing bag 2 is designed according to the structure of the paper shell 1, and the expansion requirement of the paper cup is better met.

Example 2

This example provides a method of making the collapsible brewing cup pouch of example 1, as shown in fig. 4, comprising the steps of:

the method comprises the following steps: completely unfolding the paper board 3, and coating a layer of glue on the gluing sites 9 on the surfaces of the cup body overlapping surface 31, the front surface 33 and the back surface 35;

step two: placing the stand-up pouch 2 on the sheet 3 with one side surface of the stand-up pouch 2 overlying the glue sites 9 on the front side 33;

step three: turning each side along the longitudinal fold 36 so that the back side 35 and the cup body overlapping side 31 adhere to each other, while the other side surface of the pouch 2 is overlying the glue application site 9 of the back side 35;

step four: the glue sites 9 on the bottom surface 38 or the bottom overlapping surface 39 are coated with a layer of glue, and the bottom surface 38 or the bottom overlapping surface 39 is rotated along the rotation transverse fold 37 so that the bottom surface 38 and the bottom overlapping surface 39 are bonded to each other, resulting in the paper case 1 with the self-standing pouch 2 bonded inside.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although the terms paper housing 1, stand-up pouch 2, cardboard 3, longitudinal snap 4, transverse snap 5, support 6, holding fold group 7, holding snap 8, glue application site 9, heat-sealed outer edge 21, receiving cavity 22, cup bottom 23, cup body overlap 31, first side 32, front 33, second side 34, back 35, longitudinal fold 36, transverse fold 37, bottom 38, bottom overlap 39, shape-holding fold 71, etc., are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. A foldable brewing cup pouch comprising a paper case (1) formed by folding cardboard (3) and a self-standing pouch (2) inside the paper case (1), characterized in that: cardboard (3) include at least three surface that connects gradually, are equipped with the crease between two adjacent surfaces, can rotate along the crease between surface and the surface, form paper casing (1) after mutually bonding cardboard (3) are located the surface at both ends.

2. The collapsible brewing cup pouch of claim 1, wherein: cardboard (3) are equipped with the crease including four surfaces that connect gradually between two adjacent surfaces, the surface of cardboard (3) at least one end is connected with cup body faying surface (31), cup body faying surface (31) are connected through the crease with the surface that cardboard (3) are located the terminal surface, all can follow the crease and take place relative rotation between the surface that is located the crease both sides or between cup body faying surface (31) that are located the crease both sides and the surface, form paper casing (1) after surface that is located both ends cardboard (3) and cup body faying surface (31) bond each other.

3. The collapsible brewing cup pouch of claim 1, wherein: cardboard (3) are including the first side (32), front (33), second side (34) and back (35) that connect gradually, cup body faying face (31) are connected and are kept away from one side of front (33) or connect the one side of keeping away from second side (34) at back (35) in first side (32), are equipped with vertical crease (36) between two adjacent faces, and the face that is located vertical crease (36) both sides can be followed vertical crease (36) and take place relative rotation.

4. The collapsible brewing cup pouch of claim 3, wherein: the cardboard (3) further comprises a bottom surface (38) connected to the lower end of the first side surface (32), the front surface (33), the second side surface (34) or the back surface (35) by a transverse crease (37), and the surfaces on both sides of the transverse crease (37) can rotate relatively along the transverse crease (37).

5. The collapsible brewing cup pouch of claim 4, wherein: the utility model discloses a folding chair, including back (35), bottom surface (38) are connected with to back (35) lower extreme, are equipped with horizontal crease (37) between back (35) and bottom surface (38), front (33) lower extreme is connected with bottom surface faying surface (39), is equipped with horizontal crease (37) between front (33) and bottom surface faying surface (39).

6. The collapsible brewing cup pouch of claim 4, wherein: be equipped with at least one vertical pressure rupture groove (4) that link up cardboard (3) on vertical crease (36), be equipped with at least one horizontal pressure rupture groove (5) that link up cardboard (3) on horizontal crease (37), horizontal pressure rupture groove (5) bottom is to bottom surface (38) direction extension, back (35) are close to bottom surface (38) one end and are outstanding to have a supporting bench (6), laminating mutually in supporting bench (6) border and horizontal pressure rupture groove (5).

7. The collapsible brewing cup pouch of claim 3, wherein: the front surface (33) and the back surface (35) are inwards sunken to form a circular arc shape close to two sides of the longitudinal crease (36), the surfaces of the first side surface (32) and the second side surface (34) are provided with shape retaining crease groups (7), and a plurality of shape retaining snap grooves (8) penetrating through the first side surface (32) or the second side surface (34) are positioned on the shape retaining crease groups (7).

8. The collapsible brewing cup pouch of claim 7, wherein: the shape keeping crease group (7) comprises at least two strip-shaped keeping creases (71), an acute included angle formed by the two strip-shaped keeping creases (71) is larger than or equal to 45 degrees, and each shape keeping crease (71) is provided with at least one shape keeping pressure-breaking groove (8).

9. The collapsible brewing cup pouch of claim 3, wherein: the self-standing bag (2) comprises a heat-sealed outer edge (21) and a containing cavity (22) positioned in the heat-sealed outer edge (21), the lower end of the containing cavity (22) is communicated with a cup bottom (23), the width L1 of the cup bottom (23) is equal to the minimum width of a front surface (33) or a back surface (35), and the depth L2 of the cup bottom (23) is half of the minimum width of a first side surface (32) or a second side surface (34).

10. A method for manufacturing a foldable brewing cup bag is characterized by comprising the following steps:

the method comprises the following steps: completely unfolding the paper board (3), and coating a layer of glue on gluing points (9) on the surfaces of the overlapping surface (31), the front surface (33) and the back surface (35) of the cup body;

step two: placing the stand-up pouch (2) on the cardboard (3) with one side surface of the stand-up pouch (2) overlying the glue application site (9) of the front face (33);

step three: rotating each face along a longitudinal fold (36) so that the back face (35) and the cup body overlapping face (31) adhere to each other, while the other side face of the pouch (2) covers the glue application points (9) of the back face (35);

step four: applying a layer of glue to the glue application sites (9) on the bottom surface (38) or the bottom overlapping surface (39), rotating the bottom surface (38) or the bottom overlapping surface (39) along the rotating transverse fold (37) so that the bottom surface (38) and the bottom overlapping surface (39) are bonded to each other, obtaining a paper casing (1) with the self-standing pouch (2) bonded inside.