JP3147084U - Packaging box - Google Patents

Abstract

An inner box part having a bottom surface part and an inner sleeve-like part, wherein an inner side part of the inner sleeve-like part is separable from another part as a separation part through a score line, An outer box portion that covers the inner box portion, and has an outer sleeve-like portion having an outer side surface portion corresponding to each inner side surface portion constituting the inner sleeve-like portion, a lid portion, and an inner side provided with a separation portion In a packaging box having an outer box part in which a part formed by a score line is bonded to a separation part on the outer side part corresponding to the side part, the piece part can be easily removed from the outer side part of the outer box part Provide a packaging box that can be pulled out.
A part of a substantially U-shaped cut line formed by the cut lines 124a, 124b, 124d, etc. is used as an opening 125 instead of the cut line, and a piece 122 adjacent to the opening 125 can be rotated. The separation part 24 has a separation part main body part 24a bonded to the piece part 122, and a protrusion part 24b that covers the whole or part of the opening part 125 from the inside.
[Selection] Figure 3

Description

  The present invention relates to a packaging box, and relates to a packaging box in which a plurality of products are collected and packaged, and a part of the packaging box is separated to display the products at a storefront or the like.

  Conventionally, the applicant has applied for the packaging box of Patent Document 1 as a packaging box that collects and packages a plurality of products and displays them at a storefront or the like. That is, Patent Document 1 is a packaging box, and includes a bottom surface portion and an inner sleeve-shaped portion including a plurality of inner side surface portions that are erected from each side of the bottom surface portion and are substantially perpendicular to the bottom surface portion. The upper part of the inner box part has an open upper part, and at least two inner side parts are formed such that a part of the upper end region of the inner side part is separable as a separation part through a score line having a perforation. The inner box part and the outer box part covering the inner box part, the outer side provided along the outer surface of each inner side part corresponding to each inner side part constituting the inner sleeve-like part of the inner box part An outer side surface portion corresponding to an inner side surface portion having an outer sleeve-like portion having a side surface portion and a lid portion continuously provided from at least one of the plurality of outer side surface portions and provided with a separation portion in the inner box portion. The substantially U-shaped cut is a piece formed by the substantially U-shaped cut. And an outer box part in which the inner surface of the piece part is bonded to the separation part, and the piece formed by the substantially U-shaped cut. By rotating the part outward in the horizontal direction, the separation part is separated from the inner box part while being adhered to the one part.

Further, the applicant has known prior art documents described in Patent Document 2 and Patent Document 3.
Utility Model Registration No. 3139948 JP 2003-128051 A JP 2003-128052 A

  However, in the packaging box described in Patent Document 1, the piece to be rotated when separating the separating portion from the inner box portion is formed by a substantially U-shaped cut, so that the piece is pulled out to the outside. There was a problem that it was difficult. In particular, the packaging box described in Patent Document 1 is configured so that the end of the rotating piece can be easily pulled out by pushing the piece adjacent to the rotating piece. If the product stored in the part is stored in close contact along the inside of the side part of the outer box part, it may not be possible to push in the piece adjacent to the rotating piece, In such a case, it is difficult to pull out the rotating piece part to the outside.

  If it is difficult to pull out one part to the outside, it takes time to separate the separating part from the inner box part, and as a result, the inner box in which the outer case part is separated from the inner box part and the objects to be stored are stored. It takes time to display the department.

  Accordingly, the present invention provides an inner box part having a bottom surface part and an inner sleeve-like part, and a part of the inner side surface part of the inner sleeve-like part is separable from other parts via a score line as a separation part. And an outer box portion that covers the inner box portion, and has an outer sleeve-like portion having an outer side surface portion corresponding to each inner side surface portion constituting the inner sleeve-like portion, and a lid portion, and a separation portion is provided. The outer side surface portion corresponding to the inner side surface portion formed on the outer side surface portion of the outer box portion is a packaging box having a outer box portion in which the piece portion formed by the score line is bonded to the separation portion. It aims at providing the packaging box which can be easily pulled out from a part.

The present invention was created to solve the above problems, and firstly, a packaging box, which is erected from the bottom surface and each side of the bottom surface and is substantially perpendicular to the bottom surface. An inner sleeve-shaped portion composed of a plurality of inner side surface portions, and an inner box portion having an open upper portion, and at least two inner side surface portions, a part of the inner side surface portion is separated as a separation portion in the inner side surface portion The inner side of the inner box part is an inner box part that is separable through a cut line having a perforation, and an inner side box part of the inner box part. An outer sleeve-like portion having an outer side surface portion provided along the outer surface of each inner side surface portion corresponding to each inner side surface portion constituting the inner side surface portion, and a continuous line from the upper end of the outer sleeve-like portion via a broken line An inner side surface portion provided with a separation portion in the inner box portion. On the outer side surface portion, a portion opposite to the pair of end portions of the substantially U-shaped cut line is used as an opening instead of the cut line, so that a piece adjacent to the opening rotates in the horizontal direction. An outer box part that is formed to be movable and the inner surface of the piece part is bonded to the separation part, and the separation part covers all or part of the opening part from the inside. And
After the piece is pulled out from the position of the opening, the piece is rotated outward in the horizontal direction so that the separation portion is separated from the inner box portion while being adhered to the piece.

  In the packaging box having the first configuration, a plurality of articles (products) are stored in the inner box part from above the packaging box with the lid part opened. Thereafter, the lid is closed and the lid is sealed with an adhesive tape. When the items to be stored are packaged in the packaging box, the packaging box storing the items to be stored is transported to a place where the items to be stored are displayed. Thereafter, when displaying the items to be stored, the outer box part is separated from the inner box part. That is, by turning the one part outward in the horizontal direction, the cut line that separates the separation part is broken at the same time, and the separation part is separated from the inner box part and adhered to the rotated piece. Follow the department. Then, by pulling up the outer box part, the inner box part remains in the state where the object is stored and the separation part is separated, so that the object is stored in the state where the object is stored in the inner box part. Display the contents.

  Therefore, since the product which is a stored item is stored from above with respect to the packaging box and only the lid portion is closed and sealed, the packed item (product) can be easily packed. Further, the display can be performed easily by rotating the one part outward, separating the separating part from the inner box part, and pulling the outer box part upward. Especially, in the outer box part, since the one part is formed adjacent to the opening part, it is easy to pull out the one part outside by putting a finger into the opening part, and the separating part is separated from the inner box part. In particular, even if the product stored in the inner box part is stored in close contact along the inside of the side part of the outer box part, the one part can be easily removed from the outer box. It can be easily pulled out from the outer side surface of the part. In addition, since all or part of the opening is covered from the inside by the separation part, there is no possibility that dust or the like enters from the opening.

  The second is a packaging box, a substantially rectangular bottom surface portion, an inner sleeve-like portion standing from each side of the bottom surface portion and substantially perpendicular to the bottom surface portion, an inner front surface portion, It is an inner box part that has an inner sleeve-like part that consists of a pair of opposing inner side parts and an inner back part, and the upper part is open. An inner box part formed by a single blank, formed so as to be separable through a score line having a perforation and an inner side part body part which is a part other than the separation part in the inner side part as the part, and an inner box part An outer box part that covers the outer side of the inner box part corresponding to the inner front part, the pair of inner side parts, and the inner rear part that constitutes the inner sleeve-like part of the inner box part. A pair of sleeve-like portions formed along the outer surface of the inner front portion, and a pair An outer sleeve-like portion having an outer side surface portion formed along the outer surface of each inner side surface portion in the inner side surface portion, and an outer back surface portion formed along the outer surface of the inner back surface portion; The outer side surface portion corresponding to the inner side surface portion provided with the separation portion in the inner box portion has a substantially U-shaped cut line. By forming a portion opposite to the pair of ends in the opening instead of the cut line, the piece adjacent to the opening is formed to be rotatable in the horizontal direction, and the inner surface of the piece is And an outer box part formed by one blank, and the separation part is configured to cover all or part of the opening from the inside, and from the position of the opening. By pulling the piece outward and then turning the piece outward in the horizontal direction The separation part is separated from the inner box part while being adhered to the one part.

  In the packaging box of the second configuration, a plurality of articles (products) are stored in the inner box part from above the packaging box with the lid part opened. Thereafter, the lid is closed and the lid is sealed with an adhesive tape. That is, the lid portion is sealed by applying the adhesive tape from the outer front surface portion of the outer box portion to the outer rear surface portion side through the upper surface. When the items to be stored are packaged in the packaging box, the packaging box storing the items to be stored is transported to a place where the items to be stored are displayed. Thereafter, when displaying the items to be stored, the outer box part is separated from the inner box part. That is, by turning the one part outward in the horizontal direction, the cut line that separates the separation part is broken at the same time, and the separation part is separated from the inner box part and adhered to the rotated piece. Follow the department. Then, by pulling up the outer box part, the inner box part remains in the state where the object is stored and the separation part is separated, so that the object is stored in the state where the object is stored in the inner box part. Display the contents.

  Therefore, since the product which is a stored item is stored from above with respect to the packaging box and only the lid portion is closed and sealed, the packed item (product) can be easily packed. Further, the display can be performed easily by rotating the one part outward, separating the separating part from the inner box part, and pulling the outer box part upward. Especially, in the outer box part, since the one part is formed adjacent to the opening part, it is easy to pull out the one part outside by putting a finger into the opening part, and the separating part is separated from the inner box part. In particular, even if the product stored in the inner box part is stored in close contact along the inside of the side part of the outer box part, the one part can be easily removed from the outer box. It can be easily pulled out from the outer side surface of the part. In addition, since all or part of the opening is covered from the inside by the separation part, there is no possibility that dust or the like enters from the opening.

  Thirdly, in the first or second configuration, the bottom portion of the inner box portion is a piece continuously provided from the inner back portion and a pair of inner side portions. By folding the configuration consisting of the inner back portion, the pair of inner side surface portions, and the inner front portion into a substantially flat plate shape as a whole, The bottom surface portion is also folded, and the inner box portion can be folded. Therefore, the inner box part can be folded into a flat plate shape.

  Fourthly, in any one of the first to third configurations, the separation portion in the inner box portion includes a separation portion main body portion connected to the inner side surface portion main body portion via a score line. A projecting portion provided continuously from the separation portion main body portion and separated from the inner side surface portion main body portion by cutting, and one piece is bonded to the separation portion main body portion, The whole or part of the opening in the box is covered. Therefore, the projecting part is separated from the inner side surface part main body part through the notch, and only the separation part main body part is connected to the other part through the cut line, so that the separation part can be easily separated. Can be done.

  In addition, fifthly, in any one of the first to fourth configurations, the one part in the outer box part is formed with a first cut line linearly formed in the lateral direction and an end of the first cut line. A second cut line formed in a straight line in the vertical direction from the opening, a substantially right triangular opening continuously provided from the lower end of the second cut line, and a first cut line in the horizontal direction from the end of the opening. And a third cut line formed in parallel with each other, one of the sides perpendicular to the opening is on the extension of the second cut line, and the other of the sides perpendicular to the opening is the second It lies on an extension line of the third cut line.

  Sixth, in the fifth configuration, in the one part of the outer box part, a fold line is provided in the vicinity of the distal end of the one part in parallel with the second cut line, and the crease line extends from the fold line to the proximal side region. The separation part is bonded. Therefore, the tip side can be easily pulled out from the broken line of the one part.

  In addition, it is good also as the following structures. That is, seventhly, in the second configuration, a cut or notch extending upward from the lower end is formed at at least two boundary positions in the boundary positions of the respective parts constituting the outer sleeve-shaped part in the outer box part. It is characterized by being. Therefore, the outer box part can be easily lifted upward with respect to the inner box part.

  Eighthly, in the second or third configuration, the lid portion of the outer box portion is formed by standing upward from the outer sleeve-shaped portion in advance, and the upper portion of the packaging box is opened in advance. It is characterized by being.

  Ninth, in any one of the second to fourth configurations, the bottom surface portion of the inner box portion is a member constituting an inner sleeve-like portion (hereinafter referred to as an inner sleeve-like portion constituting member). The inner front part, the pair of inner side parts, and the bottom part of the inner back part are connected from the lower end of one part of the inner side part, and the bottom main part is formed in a substantially square shape to form the inner bottom face of the inner box part. Two inner sleeve-like component members adjacent to the inner sleeve-like component member that is continuously provided from the lower end of the inner sleeve-like member member facing the inner sleeve-like member member, and the inner sleeve-like member member that is provided with the bottom surface main body portion. By connecting each of the connecting piece portions provided from the lower end of each of the two, one of them is bonded to the bottom body portion, the other is bonded to the sub-body portion, and the inner sleeve-like portion is folded so as to have a substantially flat plate shape, The bottom body and sub-body are Bed-like portion to be four substantially parallel to the inner sleeve-shaped component, the inner box unit is characterized in that it can be folded across the substantially flat.

  According to the packaging box based on the present invention, it is only necessary to store the commodity that is the object to be stored from above with respect to the packaging box, and to close and seal the lid portion. Packing work can be performed, and it is possible to display only by rotating the one part outward, separating the separating part from the inner box part and pulling the outer box part upward, making the display work easy Can be done. Especially, in the outer box part, since the one part is formed adjacent to the opening part, it is easy to pull out the one part outside by putting a finger into the opening part, and the separating part is separated from the inner box part. The operation to perform is not time-consuming. In addition, since all or part of the opening is covered from the inside by the separation part, there is no possibility that dust or the like enters from the opening.

  In the present invention, an inner box portion having a bottom surface portion and an inner sleeve-like portion, and an inner box portion in which a part of the inner side surface portion of the inner sleeve-like portion can be separated from other portions via a score line. And an outer box part covering the inner box part, an outer sleeve-like part having an outer side part corresponding to each inner side part constituting the inner sleeve-like part, a lid part, and a separation part being provided The outer side surface portion corresponding to the inner side surface portion has an outer box portion in which the piece portion formed by the score line is bonded to the separation portion, and the outer portion of the outer box portion is the outer portion of the outer box portion. The purpose of providing a packaging box that can be easily pulled out from the container was realized as follows.

  The packaging box A based on the present invention is configured as shown in FIGS. 1 to 8 and the like, and as shown in FIGS. 1, 3, 4, 10, and 13, the inner box A1 and the outer box Each of which is formed by one sheet-like blank (specifically, cardboard, cardboard, etc.).

  6 to 8, the broken line is indicated by a dotted line, and the cut line such as a perforation is indicated by a thicker dotted line than the broken line.

  The inner box portion A1 has a container shape with an upper portion opened as a whole, and has a sleeve-like portion (inner sleeve-like portion) 5 and a bottom surface portion 50 as shown in FIGS. In the assembled state, the sleeve-like portion 5 is formed standing from the periphery of the bottom surface portion 50, and includes a front surface portion (inner front surface portion) 10, a side surface portion (inner side surface portion) 20, and a side surface portion (inner side surface portion). 30, a back surface portion (inner back surface portion) 40, and an adhesive margin portion 42, and the developed state is formed as shown in FIG. 6.

  Here, the front surface portion 10 has a concave shape in which a substantially rectangular cutout portion 12 is formed on the upper side of the rectangular shape, and has a substantially U shape with an upper portion opened.

  Further, the side surface portion 20 is continuously provided via a broken line from the right end portion in the front view of the front portion 10 and has a shape in which a part of the upper side of the square shape is cut out, and the edge portion at the upper end thereof is uneven. It is formed in a shape, and is formed at the same height as the edge of the front right end of the front portion 10 at the front end, and at the height of the upper edge of the back portion 40 at the rear end. It is formed in the same way. The side surface portion 20 has a main body portion 22 and a separation portion 24, and is partitioned by a boundary line formed by a perforation K2, a cut K4, and a cut K5 in a part of an upper end region of the side surface portion 20. A main body (inner side surface main body) 22 and a separation part 24 are formed. That is, the perforation K2 is formed in a substantially arc shape in the lateral direction (substantially horizontal direction), and the notch K4 is formed in the vertical direction (that is, in the horizontal direction (the lower side of the side portion 20) from the rear side end of the perforation K2. The notch K5 is formed in the horizontal direction from the front end of the perforation K2. That is, the separation portion 24 is formed in a part of the upper end region of the side surface portion 20, that is, in the region in contact with the upper end edge from the front side end to the back side end. And separable through the perforation K2.

  The separation portion 24 has a separation portion main body portion 24a and a protruding portion 24b, and the separation portion main body portion 24a is formed in a linear shape on the front side, the upper surface side, and the rear surface side, and is formed in an arc shape on the lower surface side. A substantially right triangular cutout is formed at the upper end on the back side, and an arcuate cutout is formed at the lower end of the substantially square shape as a whole. The upper side of the separation part 24 is formed in the horizontal direction, and the side parts on the front side and the back side are formed in the vertical direction. That is, the lower side of the separation unit main body 24a is formed by the perforation K2, and the side of the rear side of the separation unit main body 24a is formed by the cut K4. The protruding portion 24b is formed to protrude from the lower end position on the front side of the separation portion main body portion 24a to the front side via a fold line 24-1 (vertical fold line), and has a substantially rectangular shape. That is, a broken line is formed in the vertical direction between the separation portion main body portion 24a and the protruding portion 24b. The lower side of the protrusion 24b is formed by a cut K5. The protrusion 24b is provided at the position of the opening 125 so that the whole or part of the opening 125 provided on the side surface 120 of the outer box A2 to be described later can be covered from the inside. That is, the protrusion 24 b is formed larger than the opening 125. As shown in FIG. 7, in the state where the separation part 24 is bonded to the piece part 122 and the inner box part A1 and the outer box part A2 are integrated, the tip of the protruding part 24b is a notch 124b of the outer box part A2. It is preferable to be on the front side, so that the area as large as possible of the opening 125 can be covered.

  The shape of the separating portion 24 is obstructed when the separating portion 24 is separated from the main body portion 22 by rotating the side portion 122 of the side surface of the outer box portion A2 to the outside, and then the outer box portion A2 is pulled upward. It is formed not to become. That is, the separation part 24 is a part of the upper end region of the side part 20, that is, the front side of the side part 20, so that the separated separation part 24 does not hinder when moving upward with respect to the main body part 22. The perforation K2 and the cut K4 are 90 degrees or less with respect to the horizontal direction (the direction of the lower side of the side portion 20). Is formed. For example, as shown in FIG. 7, the angles α1 and α2 with respect to the horizontal direction of the perforation K2 are formed to be 90 degrees or less (particularly, α2 is a negative angle), and the angle α3 with respect to the horizontal direction of the cut K4 is also set. It is formed at 90 degrees or less. If the angle of the cut K4 is larger than 90 degrees, the main body 22 becomes a hindrance when the separating portion 24 is moved upward with respect to the main body 22, but in this embodiment, There is no such fear.

  The main body portion 22 is a portion other than the separation portion 24 in the side surface portion 20, and as the shape of the main body portion 22, the upper edge portion is formed in a substantially horizontal direction via the boundary between the perforation K2 and the cut K4. It can be said that the portion F1 and the portion F2 rising in an arc shape are substantially L-shaped and the separation portion 24 is formed inside the bent portion. The separation portion 24 is formed in a region on the back side of the piece portion 122 of the outer box portion A2, and the separation portion main body portion 24a in the separation portion 24 is adhered to the back side of the piece portion 122, and the piece portion 122 is rotated outward. By moving it, the perforation K2 is broken while the separation part 24 is adhered to the back side of the piece part 122, so that the separation part 24 is separated from the main body part 22. The separation portion main body portion 24a is formed smaller than the single piece main body portion 122a (described later), and the outer shape of the separation portion main body portion 24a does not protrude beyond the outer shape of the single piece main body portion 122a. In addition, the protrusion part 24b can coat | cover the opening part 125 from an inner side by making the lower end position of the isolation | separation part main-body part 24a substantially correspond with the lower end position of the piece main part 122a. The perforation K2, the cut K4, and the cut K5 that form the boundary between the separation part 24 and the main body part 22 are the above-described cut lines.

  Further, the side surface portion 30 is continuously provided via a broken line from the left end portion of the front portion 10 when viewed from the front, and has a shape in which a part of the upper side of the square shape is cut out, and the main body portion 32 and the separation portion 34. The main body portion 32 and the separation portion 34 are formed by partitioning a part of the upper end region of the side surface portion 30 with a boundary line composed of a perforation K6, a cut K8, and a cut K9. . The configuration of the side surface portion 30 is formed symmetrically with respect to the side surface portion 20 via a central plane that is a virtual plane perpendicular to the front-rear direction, and the main body portion 32 is formed symmetrically with the main body portion 22. Since 34 is formed symmetrically with the separating portion 24, detailed description thereof is omitted.

  The separation part 34 has a separation part main body part 34a and a protruding part 34b. The separation part main body part 34a has a front side, an upper surface side, and a rear side formed in a straight line, and a lower surface side formed in an arc. In other words, an arcuate cutout is formed at the lower end of the substantially square shape. That is, the lower side of the separation part main body 34a is formed by the perforation K6, and the side part on the back side of the separation part main body 34a is formed by the cut K8. The protruding part 34b is formed to protrude from the lower end position on the front side of the separating part main body part 34a to the front side via the broken line 34-1, and has a substantially rectangular shape. The lower side of the protrusion 34b is formed by a cut K9.

  In addition, the separation portion 34 is formed in a region on the back side of the piece portion 132 of the outer box portion A2, and the separation portion main body portion 34a in the separation portion 34 is bonded to the back side of the piece portion 132, and the piece portion 132 is placed outside. By turning, the perforation K6 is broken while the separation part 34 is also adhered to the back side of the piece part 132, so that the separation part 34 is separated from the main body part 32. The perforation K6, the cut K8, and the cut K9 that form the boundary between the separation part 34 and the main body part 32 are the above-described cut lines. In the separation parts 24 and 34, the broken lines 24-1 and 34-1 may be omitted.

  Moreover, the back surface part 40 is continuously provided through the broken line from the right end in the right side view of the side part 20, and is exhibiting square shape (rectangular shape). The horizontal width of the back surface portion 40 is formed to be the same as the horizontal width of the front surface portion, and the vertical width of the back surface portion 40 is formed to be the same as the vertical width (maximum vertical width) of the side surface portions 20 and 30.

  In addition, the margin portion 42 is continuously provided via a broken line from the left end of the side surface portion 30 in the left side view, and has a strip-like trapezoidal shape that is elongated in the vertical direction. As shown in FIG. 3, the glue margin portion 42 has an outer surface bonded to an inner surface of the back surface portion 40.

  Further, the bottom surface portion 50 has a connection piece portion 60, a main body portion 70, a sub body portion 80, and a connection piece portion 90. In the assembled state of the packaging box A, as shown in FIG. It has a square shape. Here, the connecting piece 60 is formed in a substantially trapezoidal shape that is connected from the lower end of the front portion 10 via a broken line and becomes narrower toward the tip side. Moreover, the main body part 70 is connected from the lower end of the side part 20 via a broken line, is formed in a substantially rectangular shape, and the upper surface of the main body part 70 forms the inner bottom surface of the inner box part A1. In addition, incisions are formed at predetermined intervals obliquely from the corner of the main body 70 (the corner of the boundary position between the side surface 20 and the back surface 40) to the side that forms the boundary with the side 20 of the main body 70. When the folded line 70-1 (that is, the cut is formed so as to be easily bent) (the folded line 70-1 is a mountain-folded line on the upper surface side) is formed, the inner box portion A1 is folded. In addition, it can be easily folded. The main body portion 70 is partitioned into a main body portion main body 72 and a tip end portion 74 via a broken line 70-1.

  Moreover, the sub-body part 80 is connected continuously from the lower end of the side part 30 via a broken line, and is substantially trapezoidal on the opposite side of the boundary line with the side part 30 at one end in the longitudinal direction of the elongated rectangle. To the side portion that forms the boundary with the side surface portion 30 of the sub body portion 80 from the corner portion of the sub body portion 80 (the corner portion of the boundary position between the side surface portion 30 and the front surface portion 10). A polygonal line 80-1 is formed with cuts formed obliquely at predetermined intervals (that is, cuts are formed so as to be easily bent) (the polygonal line 80-1 has a mountain-fold line on the upper surface side). The distal end side constitutes the distal end portion 84 via the broken line 80-1, and the proximal end side constitutes the proximal end portion 82 via the broken line 80-1. As shown in FIG. 5, the tip end portion 84 of the connection piece portion 60 is such that the upper surface side thereof is parallel to the boundary line between the front face portion 10 and the connection piece portion 60. Bonded to the bottom surface.

  Further, the connection piece 90 is connected continuously from the lower end of the back surface part 40 via a broken line, and has a substantially trapezoidal shape. The corner part of this connection piece part 90 (the corner part of the boundary position between the side surface part 20 and the back surface part 40). ) From the side of the connecting piece 90 that forms the boundary with the back surface portion 40 is formed with a diagonal cut at a predetermined interval (that is, the cut is formed so as to be easily bent). 1 (this broken line 90-1 has a mountain line on the upper surface side), the distal end side constitutes the distal end portion 94 via the broken line 90-1, and the proximal end side is based on the broken line 90-1. An end 92 is formed. As shown in FIG. 5, the front end portion 94 has a main body portion 70 (particularly, a side surface 94 a of the front end portion 94 that is parallel to the boundary line between the side surface portion 20 and the main body portion 70. Bonded to the lower surface of the main body 72).

  In a state where the inner box part A1 is assembled in a box shape, the front part 10 and the rear part 40 are parallel to each other, the side part 20 and the side part 30 are parallel to each other, and each member constituting the bottom part 50 is The front part 10, the side parts 20, 30 and the back part 40 are substantially perpendicular (or right angles). Moreover, the adjacent members in each member (the front portion 10, the side portions 20, 30 and the back portion 40) constituting the sleeve-like portion 5 are perpendicular to each other. Further, the inner box part A1 can be folded into a flat plate shape, the angle between the front part 10 and the side part 30 is reduced, the angle between the back part 40 and the side part 20 is reduced, and the main body part 70 is moved upward. As shown in FIG. 10, the inner box part A1 can be folded into a flat plate as a whole by rotating the main body part 70 so that the main body part 70 is substantially parallel to the side face part 20. Further, in a state where the inner box portion A <b> 1 is folded, each part constituting the bottom face part 50 is in relation to the front face part 10, the side face parts 20, 30 and the back face part 40 constituting the sleeve-like part 5 in the sleeve-like part 5. It becomes a substantially parallel state.

  In addition, the front part 10, the side parts 20, 30 and the back part 40 constitute an inner side part in claim 1.

  Next, the outer box part A2 is a box that covers the inner box part A1, and as shown in FIGS. 1 to 4, 8, and the like, a sleeve-like part (outer sleeve-like part) 105, an upper surface part 160, 170, 180, and 190, and the unfolded state is formed as shown in FIG.

  Here, in the assembled state, the sleeve-like portion 105 has a quadrangular cylindrical shape, and includes a front portion (outer front portion) 110, a side portion (outer side portion) 120, and a side portion (outer side portion) 130. And a back surface portion (outer back surface portion) 140.

  Here, the front portion 110 has a square (rectangular) plate shape. The width of the front portion 110 is slightly larger than the width of the front portion 10 so that the inner box portion A1 can be accommodated in the outer box portion A2.

  Further, the side surface portion 120 is continuously provided from the right end portion of the front surface portion 110 in a front view through a broken line K12, has a square shape, and a piece portion 122 and an opening portion 125 are formed.

  Here, the piece portion 122 includes a linear first cut line 124a formed in a horizontal direction (a direction substantially parallel to the lower side of the side surface portion 120) and an end portion of the first cut line 124a (on the left side in the right side view). A straight second cut line 124b formed in a vertical direction (a direction substantially perpendicular to the lower side of the side surface part 120) from the lower end of the second cut line 124b and a lower end of the second cut line 124b. An inclined side portion 124c in the opening 125 and a linear third cut line 124d that is formed in a lateral direction (a direction substantially parallel to the lower side of the side surface portion 120) from the end on the back side of the opening 125. And a virtual straight line connecting ends of the first cut line 124a and the third cut line 124d opposite to the second cut line 124b. The first cut line 124a and the third cut line 124d are formed by cuts that are partially connected in a perforated shape.

  The piece 122 is provided with a fold line 126 extending in the vertical direction from the lower end position of the side portion 124c. The basal end side of the fold line 126 in the piece 122 is a piece main body portion 122a. The tip end side of the broken line 126 in FIG.

  The opening 125 has a right triangle and is formed by being surrounded by a side 125a that is an extension of the second cut line 124b, a side 125b that is an extension of the third cut line 124d, and the side 124c. Has been. The opening 125 is formed in such a size that a finger can be put in and the one end portion 122b can be raised outward.

  Here, it can be said that the first cut line 124a, the second cut line 124b, the side 125a, the side 125b, and the third cut line 124d are formed in a substantially U shape.

  As described above, the side portion 120 is formed with the piece portion 122 and the opening portion 125 by using the portions opposite to the pair of end portions in the substantially U-shaped cut line as openings instead of the cut lines. It can be said that.

  The lateral width of the side surface portion 120 is slightly larger than the lateral width of the side surface portion 20 so that the inner box portion A1 can be accommodated in the outer box portion A2.

  It should be noted that at the boundary position between the front portion 110 and the side surface portion 120, two linear broken lines K12 are formed in parallel with each other with cuts formed at predetermined intervals (that is, cuts are formed so as to be easily bent). Is formed. A vertically long cutout K14 is formed on the lower side between the side surface 120 and the front surface 110.

  Further, the side surface portion 130 is connected from the left end portion of the front surface portion 110 in a front view via a broken line K16, has a square shape, and a piece portion 132 and an opening portion 135 are formed.

  The configuration of the side surface portion 130 is formed symmetrically with respect to the side surface portion 120 via a central plane that is a virtual plane perpendicular to the front-rear direction, and the piece portion 132 is formed symmetrically with the piece portion 122 and has an opening. The part 135 is formed symmetrically with the opening 125.

  That is, the piece portion 132 includes a linear first cut line 134a formed in a horizontal direction (a direction substantially parallel to the lower side of the side surface portion 130) and an end portion of the first cut line 134a (on the right side in the left side view). Linear second cut line 134b formed in a vertical direction (a direction substantially perpendicular to the lower side of the side surface part 130) from the end) to the lower side, and an opening connected to the lower end of the second cut line 134b An inclined side part 134c in the part 135, and a linear third cut line 134d provided in a lateral direction (a direction substantially parallel to the lower side of the side part 130) provided continuously from the rear side end of the opening 135. The first cut line 134a and the third cut line 134d are surrounded by an imaginary straight line connecting the opposite ends of the second cut line 134b. The first cut line 134a and the third cut line 134d are formed by cuts that are partially connected in a perforated shape.

  The piece 132 is provided with a fold line 136 extending in the vertical direction from the lower end position of the side portion 134c. The basal end side of the fold line 136 in the piece 132 is a piece main body portion 132a. The tip end side of the broken line 136 in FIG.

  The opening 135 has a right triangle and is formed by being surrounded by a side 135a that is an extension of the second cut line 134b, a side 135b that is an extension of the third cut line 134d, and the side 134c. Has been.

  Here, it can be said that the first cut line 134a, the second cut line 134b, the side part 135a, the side part 135b, and the third cut line 134d are formed in a substantially U-shape.

  As described above, the side portion 130 is formed with the piece portion 132 and the opening portion 135 by using the portion opposite to the pair of end portions of the substantially U-shaped cut line as an opening instead of the cut line. It can be said that.

  Note that, at the boundary position between the front portion 110 and the side surface portion 130, a linear broken line K16 is formed at which a cut is formed at a predetermined interval (that is, a cut is formed so as to be easily bent). A vertically long cutout K18 is formed on the lower side at a position between the side surface portion 130 and the front surface portion 110.

  Moreover, the back surface part 140 is continuously provided via the broken line K20 from the right end in the right side view of the side surface part 120, and has a rectangular shape. The lateral width of the back surface portion 140 is slightly larger than the lateral width of the back surface portion 40 so that the inner box portion A1 can be accommodated in the outer box portion A2.

  Note that, at the boundary position between the side surface portion 120 and the back surface portion 140, a linear broken line K20 is formed with cuts at predetermined intervals (that is, cuts are formed so as to be easily bent).

  In addition, the margin portion 142 is formed by two straight lines that are bent from the right end of the back surface portion 140 when viewed from the back (that is, cuts are formed at predetermined intervals (that is, cuts are formed so as to be easily bent). It is connected via a parallel broken line K22) and has an elongated strip-like trapezoidal shape in the vertical direction. As shown in FIG. 2, the inner margin surface of the adhesive margin portion 142 is bonded to the outer surface of the side surface portion 130.

  In addition, the front portion 110, the side portions 120, 130, and the back portion 140 are formed to have the same vertical width, and are formed to be the same as or slightly larger than the vertical width of the inner box portion A1.

  Moreover, the upper surface part 160 is connected from the upper end of the front part 110 via a broken line, and has a rectangular shape (rectangular shape). Further, the upper surface portion 170 is connected from the upper end of the side surface portion 120 via a broken line, and has a rectangular shape (rectangular shape). A gap is formed between the upper surface portion 170 and the upper surface portion 160. Moreover, the upper surface part 180 is connected from the upper end of the side part 130 via a broken line, and has a rectangular shape (rectangular shape). A gap is formed between the upper surface portion 180 and the upper surface portion 160. Moreover, the upper surface part 190 is connected from the upper end of the back surface part 140 via a broken line, and has a rectangular shape (rectangular shape). These four upper surface portions 160 to 190 open and close the upper surface of the outer box portion A2, and in particular, the upper surface of the outer case portion A2 is closed by closing the upper surface portion 170 and the upper surface portion 180. That is, the upper surface portions 160 to 190 constitute a lid portion. In addition, the upper surface parts 160-190 are the state which stood up upwards beforehand, and the upper part of the outer case part A2 is in the open state. Further, in the expanded state of the outer box portion A2, as shown in FIG. 8, gaps K24, K26, and K28 are formed in the adjacent upper surface portions of the upper surface portions 160 to 190. In addition, although the upper surface parts 160-190 as a cover part are continuously provided from each edge | side of the upper end of the sleeve-like part 105, they should just be continuously provided from the at least 1 upper surface part.

  The front part 110, the side parts 120 and 130, and the back part 140 constitute the outer side part in claim 1.

  In a state where the outer box part A2 is assembled in a box shape, the front part 110 and the back part 140 are parallel to each other, and the side part 120 and the side part 130 are parallel to each other. Adjacent members in each member constituting the sleeve-like portion 105 (the front portion 110, the side portions 120 and 130, and the back portion 140) are perpendicular to each other.

  Next, the inner box portion A1 and the outer box portion A2 are bonded to each other at the separation portions 24 and 34. That is, the outer surface of the separation portion main body portion 24a and the inner surface of the piece portion 122 are bonded by an adhesive or other bonding means, and the outer surface of the separation portion main body portion 34a and the inner surface of the piece portion 132 are bonded. Are bonded by an adhesive or other bonding means, whereby the packaging box A is integrally formed as a whole. That is, an adhesive layer (not shown) is provided between the whole or a part of the outer surface of the separation body 24a and the inner surface of the single body 122a. An adhesive layer (not shown) is provided between the whole or a part of the outer surface of the part main body 34a and the inner surface of the single part main body 132a. Thereby, the sleeve-like part 105 of the outer box part A2 is provided along the outer surface of the sleeve-like part 5 in the inner box part A1, for example, the front part 110 is provided along the outer surface of the front part 10. The side surface portion 120 is provided along the outer surface of the side surface portion 20, the side surface portion 130 is provided along the outer surface of the side surface portion 30, and the back surface portion 140 is aligned along the outer surface of the back surface portion 40. Is provided. The adhesive force of the adhesive layer is such that when the piece 122 of the outer box part A2 is rotated outward, the perforation K2 on the lower side of the separating part main body part 24a is broken at the same time, so that the separating part 24 becomes the inner box. It is set to follow the piece part 122 in a state where it is separated from the part A1 and adhered to the turned piece part 122. Similarly, when the piece part 132 of the outer box part A2 is turned outward. At the same time, the perforation K6 on the lower side of the separation part main body 34a is torn, so that the separation part 34 is separated from the inner box part A1 and is attached to the rotated piece 132 so as to be driven by the piece 132. Is set to

  Further, when the inner box part A1 and the outer box part A2 are bonded, the lower end of the inner box part A1 and the lower end of the outer box part A2 are formed to have the same height. The inner box portion A1 and the outer box portion A2 are not bonded to each other except the portions of the separation portions 24 and 34. As described above, the inner box portion A1 is housed inside the outer box portion A2, and the outer box portion A2 is covered except for the bottom portion 50 of the inner box portion A1 and the inner portions of the openings 125 and 135. It has become a state. That is, the position in the height direction of the lower end of the outer box portion A2 is substantially the same as the position in the height direction of the lower end of the inner box portion A1, and in the state where the upper surface portions 160 to 190 are sealed, Only the bottom portion 50 and the inner portions of the openings 125 and 135 are exposed.

  In addition, the packaging box A having the above configuration can be folded as described above for the inner box part A1, and the outer box part A2 has a sleeve-like part 105, and has a generally sleeve-like shape as a whole. Even in the state of the packaging box A, it can be folded into a flat plate shape so that the front part 110 is substantially parallel to the side part 130 and the side part 120 is substantially parallel to the back part 140. By doing so, it can be folded into a flat plate shape as shown in FIG.

  The use state of the packaging box A having the above configuration will be described. In a situation where the packaging box A is not used, the packaging box A can be folded into a flat plate shape as described above.

  And when using the packaging box A, the packaging box A is assembled. That is, the front part 110 and the back part 140 in the outer box part A2 are parallel to each other, the side part 120 and the side part 130 are parallel to each other, and the front part 10 and the back part in the inner box part A1. 40 is parallel to each other, the side surface portion 20 and the side surface portion 30 are parallel to each other, and the bottom surface portion 50 is perpendicular to the sleeve-like portions 5 and 105 so that the packaging box A is three-dimensional. Assembled.

  And as shown in FIG. 11, the some to-be-stored item (product) G is accommodated in the inner box part A1 from the upper direction of the packaging box A. As shown in FIG. FIG. 11 shows an example of a box-shaped product, but other items may be stored. In addition, since the upper surface parts 160 to 190 are in a state where they are erected upward in advance, and the upper part of the outer box part A2 is open, the storage object G is stored as it is from above the packaging box A. do it. Thereafter, the upper surface portions 160 to 190 are closed, and the upper surface portions 160 to 190 are sealed by adhering the adhesive tape T from the front surface portion 110 of the outer box portion A2 to the back surface portion 140 side through the upper surface. (See FIG. 12).

  When the items to be stored are packaged in the packaging box A as described above, the packaging box A storing the items to be stored G is transported to a place where the items to be stored G are displayed.

  Thereafter, when displaying the items to be stored, the outer box part A2 is separated from the inner box part A1. That is, after putting a finger into the position of the opening 125, the finger is locked to the one end portion 122b of the one portion 122, and the one end portion 122b is pulled out. At this time, since the broken line 126 is provided, the one end portion 122b can be easily pulled out. Thereafter, the piece 122 can be rotated as shown in FIG. 13 by further pulling the piece tip 122b outward. In other words, a linear fold line (of the side surface portion 120) that connects the ends of the first cut line 124a and the third cut line 124d formed in the lateral direction on the side opposite to the side on which the second cut line 124b is provided. The piece 122 rotates in the horizontal direction using a straight line in the direction perpendicular to the lower side as a rotation axis.

  Moreover, after putting a finger in the position of the opening part 135, a finger | toe is latched by the one part front-end | tip part 132b in the one part 132, and the one-part front-end | tip part 132b is pulled out outside. At this time, since the broken line 136 is provided, the one end portion 132b can be easily pulled out. Thereafter, the piece 132 can be rotated by pulling the piece tip 132b further outward.

  It should be noted that a polygonal line is naturally formed by rotating the piece parts 122 and 132 at the part of the polygonal line that becomes a rotation axis when the piece parts 122 and 132 rotate. However, ruled lines may be formed in advance at the positions of the broken lines.

  Then, when the piece portion 122 of the outer box portion A2 is rotated outward, the perforation K2 on the lower side of the separation portion main body portion 24a is broken at the same time, so that the separation portion 24 is separated from the inner box portion A1 and rotated. It follows the piece 122 in a state where it is adhered to the moved piece 122. Similarly, when the piece part 132 of the outer box part A2 is rotated outward, the perforation K6 on the lower side of the separation part main body part 34a is simultaneously broken, and the separation part 34 is separated from the inner box part A1, The piece 132 is driven in a state where it is adhered to the rotated piece 132. In addition, since the protrusion parts 24b and 34b and the main-body parts 22 and 24 are isolate | separated through the notch | incision, only the isolation | separation part main-body parts 24a and 34a are connected with the main-body parts 22 and 24 via the score line. The separation part can be easily separated.

  Then, as shown in FIG. 14, by pulling the outer box part A2 upward, the inner box part A1 in the state where the articles to be stored are stored and the separating parts 24 and 34 are separated remains. The stored items are displayed in a state where the stored items are stored in the inner box portion A1. The outer box A2 is provided with notches K14 and K18, and the lower ends of the front part 110 and the side parts 120 and 130 have room to move between the outer side and the inner side. Can be raised. Further, in the display state of the objects to be stored, the length in the height direction of the front portion 10 in the inner box portion A1 is formed to be smaller than the length in the height direction of the back portion 40. By displaying as the front side, it is possible to make it easier for the user to see the stored items.

  According to the packaging box A of this embodiment, as shown in FIG. 1 and FIG. Since it only closes and seals with one adhesive tape T, packing work of goods (goods) can be performed easily.

  Further, according to the packaging box A of the present embodiment, the pieces 122 and 132 are rotated outward, the separating parts 24 and 34 are separated from the inner box part A1, and the outer box part A2 is only pulled upward. Since it is possible to display with, the display work can be easily performed. In particular, in the present embodiment, since the opening portions 125 and 135 are formed in the side surface portions 120 and 130 of the outer box portion A2, it is easy to pull out the rotating pieces 122 and 132 to the outside, and the pieces 122 can be easily drawn. , 132 can be rotated. In particular, even when the product stored in the inner box is stored in close contact along the inner side of the side surface of the outer box, the one part can be easily removed. It can be easily pulled out from the outer side surface of the part.

  Moreover, although the opening parts 125 and 135 are formed in the side parts 120 and 130 of outer box part A2, the protrusion parts 24b and 34b which coat | cover all or one part of the opening parts 125 and 135 from the inner side are provided. Therefore, there is no possibility that dust or the like enters from the openings 125 and 135.

  In particular, in the packaging box A of the present embodiment, the pieces 122 and 132 are provided above the lower end positions of the side portions 120 and 130 of the outer case A2, and in particular, the pieces 122 and 132 are sleeves. Since it pivots in the horizontal direction around the pivot axis in the vertical direction with respect to the edge of the lower end of the shape portion 105, the pieces 122, 132 are mistakenly raised when the stored item containing the product is lifted and conveyed. Will not be rotated. In other words, if the piece that is rotated with the piece that is bonded to the separating portion is formed by a parallel cut extending upward from the lower end of the sleeve-like portion 105, the piece is raised when the packaging box A is lifted. If the position of the part is lifted by hand, there is a risk that the one part will be rotated accidentally and the inner box part A1 and the outer box part A2 will be separated. Since the pieces 122 and 132 in the outer box portion A2 are configured as described above, there is no such fear.

  In the above description, in the outer box part A2, the notch K14 is provided at the boundary position between the front part 110 and the side part 120 constituting the sleeve-like part 105, and at the boundary position between the front part 110 and the side part 130. Although the description has been given on the assumption that the notch K18 is provided, a notch having the same configuration may be provided at the boundary position between the side surface portion 120 and the back surface portion 140 or at the boundary position between the side surface portion 130 and the back surface portion 140. It should be noted that at least two boundary positions at the boundary positions of the respective parts (the front part 110, the side parts 120 and 130, and the back part 140) constituting the sleeve-like part 105 in the outer box part A2 are provided. In addition, since at least three lower ends of the respective parts constituting the sleeve-like part 105 can afford to move between the outer side and the inner side, the outer box part A2 can be easily pulled up with respect to the inner box part A1. Moreover, the notch part of the boundary position of each part which comprises the sleeve-like part 105 may be a notch.

  Moreover, in the bottom face part 50 of the inner box part A1, the connecting piece part 60 is provided continuously from the front part 10, and the connecting piece part 90 is provided continuously from the rear part 40. May be provided continuously from the back surface portion 40, and the connection piece portion 90 may be provided continuously from the front surface portion 10. In addition, the main body portion 70 is continuously provided from the side surface portion 20 and the sub body portion 80 is continuously provided from the side surface portion 30, but conversely, the main body portion 70 is continuously provided from the side surface portion 30 and the sub body portion is provided. 80 may be provided continuously from the side surface portion 20.

  In the above description, the inner box portion A1 and the outer box portion A2 are described as having four side surfaces, that is, in a plan view having a quadrangular shape. But you can. For example, the inner box part or the outer box part may have six or eight side parts, and when the number of side parts is even, the two separation parts in the inner box part are provided on the opposite side parts. . For example, when the plan view is hexagonal, two separation portions are provided on side portions parallel to each other. In addition, when the number of side surface parts is an odd number, when there is an opposing side surface part parallel to the side surface part provided with one separation part, another separation part is provided on the side surface part, When there is no portion, the other separation portion may be provided on the side surface portion that is closest to the side surface portion on which one separation portion is provided (that is, the angle formed with the side surface portion is the smallest).

It is a front perspective view of the packaging box based on the Example of this invention. It is a back perspective view of the packaging box based on the Example of this invention. It is a disassembled perspective view of the packaging box based on the Example of this invention. It is sectional drawing in the PP line of FIG. It is a bottom view of the packaging box based on the Example of this invention. It is an expanded view of an inner box part. It is principal part explanatory drawing in FIG. It is an expanded view of an outer box part. It is a perspective view which shows the state which folded the packaging box. It is a perspective view which shows the folding state of the inner box part at the time of folding a packaging box. It is a perspective view which shows the use condition of a packaging box. It is a perspective view which shows the use condition of a packaging box. It is a perspective view which shows the use condition of a packaging box. It is a perspective view which shows the use condition of a packaging box.

Explanation of symbols

A Packaging box A1 Inner box part A2 Outer box part 5, 105 Sleeve-like part 10, 110 Front part 20, 30, 120, 130 Side part 22, 32 Main part 24, 34 Separating part 24a, 34a Separating part main part 24b, 34b Protruding portion 40, 140 Back surface portion 42, 142 Paste margin portion 50 Bottom surface portion 60, 90 Connection piece portion 70 Main body portion 80 Sub body portion 122, 132 Piece portion 124a, 134a First cut line 124b, 134b Second cut line 124d , 134d Third cut line 125, 135 Opening 124c, 125a, 125b, 134c, 135a, 135b Side 160, 170, 180, 190 Upper surface

Claims (6)

A packaging box,
An inner sleeve portion having a bottom surface portion and a plurality of inner side surface portions that are erected from each side of the bottom surface portion and are substantially perpendicular to the bottom surface portion; In the inner side surface portion, a part of the inner side surface portion is formed as a separation portion so as to be separable through an inner side surface portion main body portion that is a portion other than the separation portion in the inner side surface portion and a cut line having a perforation. When,
An outer sleeve having an outer side surface provided along an outer surface of each inner side surface corresponding to each inner side surface constituting the inner sleeve-like portion of the inner box with an outer box covering the inner box The outer side surface portion corresponding to the inner side surface portion provided with the separation portion in the inner box portion has a substantially co-shaped portion and a lid portion continuously provided via a broken line from the upper end of the outer sleeve shape portion. A portion adjacent to the pair of ends of the character-shaped cut line is formed as an opening instead of the cut line, so that a piece adjacent to the opening is formed to be rotatable in the horizontal direction. An outer box part whose inner surface is bonded to the separation part,
Have
The separation part is configured by covering all or part of the opening from the inside,
The packaging is characterized in that after the piece is pulled out from the position of the opening, the piece is rotated outward in the horizontal direction so that the separation portion is separated from the inner box portion while being adhered to the piece. box. A packaging box,
A substantially rectangular bottom surface, and an inner sleeve-like portion that stands from each side of the bottom surface and is substantially perpendicular to the bottom surface; an inner front surface, a pair of opposed inner side surfaces, and an inner rear surface; In the inner box part having an inner sleeve-like part made of the upper part, the pair of inner side parts facing each other is a part other than the separation part in the inner side part as a separation part. An inner box part formed by one blank, formed so as to be separable through a cut line having an inner side surface body part and a perforation;
It is an outer box part that covers the inner box part, and is provided along the outer surface of each part corresponding to each part of the inner front part, the pair of inner side parts, and the inner rear part that constitutes the inner sleeve-like part of the inner box part. An outer front surface portion formed along the outer surface of the inner front surface portion, and an outer side surface portion formed along the outer surface of each inner side surface portion of the pair of inner side surface portions. And an outer sleeve-shaped portion having an outer back surface portion formed along the outer surface of the inner back surface portion, and a lid portion continuously provided via a broken line from the upper end of the outer sleeve-shaped portion, In the outer side surface portion corresponding to the inner side surface portion provided with the separation portion in the box portion, a portion opposite to the pair of end portions in the substantially U-shaped cut line is an opening instead of the cut line. A piece adjacent to the opening is formed so as to be rotatable in the horizontal direction. Surface side is bonded to the separation unit, and the outer box section formed by a single blank,
Have
The separation part is configured by covering all or part of the opening from the inside,
The packaging is characterized in that after the piece is pulled out from the position of the opening, the piece is rotated outward in the horizontal direction so that the separation portion is separated from the inner box portion while being adhered to the piece. box. The bottom part of the inner box part is composed of a piece part continuously provided from the inner back face part, a piece part provided continuously from each of the pair of inner side face parts, and a piece part provided continuously from the lower front part. The bottom portion is also folded and the inner box portion is folded by folding the configuration composed of the inner back surface portion, the pair of inner side surface portions, and the inner front surface portion into a substantially flat plate shape as a whole. The packaging box according to claim 2, wherein the packaging box can be used. The separation part in the inner box part is separated from the inner side part body part connected to the inner side part body part via a score line, and the inner side part body part provided continuously from the separation part body part. And a projecting portion formed by bonding a piece to the main body portion of the separating portion, wherein the projecting portion covers all or a part of the opening in the outer box portion. Item 4. A packaging box according to item 1 or 2 or 3. The first cut line in which the one part in the outer box part is formed in a straight line in the horizontal direction, the second cut line formed in a straight line in the vertical direction from the end of the first cut line, and the second cut line And a third cut line formed in parallel with the first cut line in the lateral direction from the end of the opening, the right angle of the opening being One of the sides formed is on an extension of the second cut line, and the other of the sides forming the right angle of the opening is on an extension of the third cut line. 4. The packaging box according to 4. A fold line is provided in a portion of the outer box portion in the vicinity of the tip of the piece portion in parallel to the second cut line, and a separation portion is bonded to a region on the base end side from the fold line. 5. A packaging box according to 5.

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