JP4716961B2 - Packaging box - Google Patents

Description

  The present invention relates to a packaging box made of corrugated cardboard.

  When selling home appliances, it is necessary to remove the bag containing the warranty card from the store cash register from the packaging box and enter the name of the dealer and the date on the warranty card. Therefore, after opening the packaging box that stores home appliances, taking out the warranty card from the bag, filling in the necessary items, storing the bag in the packaging box again with the warranty card in the bag, and resealing the packaging box However, there is a problem that it takes time to reseal.

  In order to solve such a problem, a packaging box made of a corrugated board disclosed in Patent Document 1 is known. The packaging box disclosed in Patent Document 1 includes two sets of opposed side plates, a bottom plate forming flap provided continuously with the lower end of the opposed side plate, and an upper lid forming flap provided continuously with the upper end of the opposed side plate. And the upper lid forming flap connected to the upper end of one of the two opposing side plates is bent first, and then, of the two opposing side plates, the upper end of the other opposing side plate The upper lid is formed by bending the upper lid forming flap that is continuously connected to the upper lid, and a sealing tape is stuck along the abutting portion of the upper lid forming flap located on the outside so that the upper lid is closed. An envelope-like bag containing a warranty card is sandwiched between either one of the upper lid forming flaps located on the upper lid forming flap and one of the upper lid forming flaps located outside, Bag The ends protrude from the overlapping upper lid forming flaps and are attached to the outer surface of the side plate connecting the one upper lid forming flap located on the inner side. Cut-and-raised pieces are respectively formed on the overlapping end portions of the upper lid forming flap, and the raised and raised pieces are projected by lifting the raised and raised pieces formed on one of the outer lid-forming flaps located outside. The downward pressing force by the piece is transmitted to the pressing force receiving plate portion of the cut and raised piece formed on one upper lid forming flap located inside through the bag, and the bag lifting plate portion integrated with the pressing force receiving plate portion is It is configured to tilt upward and lift the bag containing the warranty card.

  According to the packaging box disclosed in Patent Document 1, when the envelope-like bag containing the warranty card is taken out and stored again, the cut-and-raised piece formed on one upper lid forming flap located outside , The downward pressing force due to the protruding piece of the cut and raised piece is transmitted to the pressing force receiving plate portion of the cut and raised piece formed on one upper lid forming flap located inside through the bag, thereby The pressing force receiving plate is pushed downward, the bag lifting plate is tilted upward, the bag containing the warranty card is lifted, the bag is pulled out of the packaging box, the warranty card is taken out of the bag, and the name of the store and date Etc. can be entered. The warranty card with the name of the dealer, date, etc. is put in the bag again, and the bag is inserted on the cut-and-raised piece on the upper lid forming flap side located on the inner side, and then on the outer side. The bag containing the warranty card is re-stored in the packaging box by closing the cut-and-raised piece on the upper lid forming flap side, and the packaging box is opened or resealed when the warranty card is taken out at the store register. There is no need, and the warranty card can be easily taken out and stored again.

  However, when taking out the envelope-like bag containing the warranty card, the packaging box disclosed in Patent Document 1 lifts the cut-and-raised piece formed on the upper lid forming flap located on the outside, The downward pressing force due to the protruding piece of the cut and raised piece is transmitted to the pressing force receiving plate portion of the cut and raised piece formed on one upper lid forming flap located inside through the bag, whereby the pressing force receiving plate portion is When pushed downward, the bag lifting plate tilts upward and the bag containing the warranty card is lifted so that the bag can be pulled out of the packaging box. By pressing the pressing force receiving plate part of the cut and raised piece formed on one upper lid forming flap located inside by the protruding piece of the cut and raised piece, Ri raised pieces protruding pieces of there is a problem that bent. Further, the cut and raised piece formed on the one upper lid forming flap located on the outer side is bent once when it is lifted, and after the re-storing of the warranty card is finished, the one on the upper lid forming flap side located on the outer side is attached. Even if the cut-and-raised piece is closed, the cut-and-raised piece rises, and the bent protruding piece also rises, causing a problem that the top surface of the packaging box does not become completely flat.

  A packaging box disclosed in Patent Document 2 is known as a solution to such a problem. The packaging box disclosed in Patent Document 2 includes an upper lid forming flap located on one of the upper lid forming flaps located on the inner side and an upper lid forming flap located on the outer side. An envelope-like bag containing a warranty card is sandwiched between them, one end of the bag projects from between the overlapping upper lid forming flaps, and is attached to the outer surface of the side plate connecting the one upper lid forming flap located inside The upper lid forming flap located on the outer side is located between the one end portion of the upper lid forming flap located on the inner side and the outer side, and the bag containing the warranty card is sandwiched between them. A cut-and-raised piece slightly larger than the width is formed, and one end of the upper lid forming flap on the inner side at the position sandwiching the bag containing the warranty card is on the inner end side. A notch having a width slightly larger than the width of the bag is formed, and the cut-and-raised piece is formed on the continuous line with the side plate at one end of the outer lid forming flap. A cut line is formed, and is opposed to the first cut line and is spaced from the end of the outer lid forming flap on the outer one side at a distance slightly larger than the width of the bag. A second cut line having a length is formed, and a folding curve is formed on the outer lid forming flap on the outer side between the ends of the first and second cut lines. A tongue piece is formed in the middle of the second cut line so as to protrude to the outside of the cut and raised piece, and the cutout portion of the inner upper lid forming flap is the upper lid of the inner side Upper side from tip of forming flap It is formed in a range up to a position slightly closer to the connecting portion side between the upper lid forming flap on the inner side and the side plate than the folding line formed on the outer one upper lid forming flap located, The other end side of the bag sandwiched between the inner one upper lid forming flap and the outer one upper lid forming flap is configured to enter the space in the packaging box from the notch, The inner one upper lid forming flap is formed with a pushing piece so as to be positioned below the tongue piece formed in the middle of the second cut line on the outer one upper lid forming flap. A concave portion is formed on the side surface on the one end portion side of the inner upper lid forming flap.

According to the packaging box disclosed in Patent Document 2, the cut-and-raised piece formed on the flap for forming one upper lid located outside after the re-accommodation of the guarantee is provided on the cut-and-raised piece in the closed state. By pushing the tongue piece downward, the pushing piece formed on one upper lid forming flap located inside is pushed, and at this pushing piece position, the tongue piece is opened by the downward movement of the pushing piece. It is possible to prevent the floating of the cut and raised piece by engaging in the space, and the top surface of the packaging box can be held in a flat state.
JP 2003-95248 A JP 2005-200033 A

  The structure of the packaging box disclosed in Patent Document 2 has a function of preventing the cut-and-raised piece from being lifted up. The end face of the cut and raised piece cut along the first cut line formed on the continuous line with the side plate at one end of the forming flap will be exposed in a cross-sectional state of the corrugated board. There is a problem that the hand or clothes easily touches the exposed end face of the cut and raised piece, and the hand and clothes touch the exposed end face of the cut and raised piece.

  The object of the present invention is to solve such a problem, and by providing a cut-and-raised piece in a state where a cut line is not formed on a continuous line with a side plate at one end of one outer lid forming flap on the outer side. Even after the cut-and-raised piece is once opened, the end face of the piece is not exposed in the cross-sectional state by cutting and raising along the continuous line with the side plate at one end of the outer lid forming flap on the outer side. An object of the present invention is to provide a packaging box in which the cut-and-raised piece does not open when the warranty card is re-stored and the cut-and-raised piece is closed and the tongue piece is pushed down.

  The packaging box according to claim 1 of the present invention is a packaging box made of a corrugated cardboard as a material and having a rectangular or square planar shape, and is connected to two sets of opposing side plates and the lower end of the opposing side plates. A bottom plate forming flap and an upper lid forming flap connected to the upper end of the opposing side plate, and the upper lid forming flap connected to the upper end of one of the opposing side plates is the tip Then, the upper lid is formed by bending the upper lid forming flap continuously provided on the upper end of the other opposing side plate of the two sets of the opposite side plates. A sealing tape is attached along the upper lid to close the upper lid, and either the upper lid forming flap located on the inner side or the upper lid forming flap located on the outer side. A side plate sandwiching an envelope-shaped bag containing a warranty card between the upper lid forming flaps, one end of the bag protruding from the overlapping upper lid forming flaps, and connecting the one upper lid forming flap located inside One upper lid formed on the outer side of the bag containing the warranty card at one end of the upper lid forming flaps located on the inner side and the outer side of the upper lid forming flap. The flap is formed with a cut-and-raised piece that is slightly larger than the width of the bag, and the inner lid is located on one end of the inner lid-forming flap inside the bag containing the warranty card. A cutout portion having a width slightly larger than the width of the bag is formed, and the cut-and-raised piece is formed on the outer lid forming flap on the outer side overlapping the upper lid forming flap on the inner side. On one end of the cup, on the continuous line with the side plate, a folding line of the piece that is cut and raised in a length range that does not reach the length of the bag from the end, and a cut line that is connected to the end of the folding line is formed, The cut line includes a cut that is connected at right angles to the continuous line, and a cut that is adjacent to the cut and is inclined in a substantially arc shape toward one edge of the outer lid forming flap on the outside. At the end of the arc-inclined cut, a tongue piece is formed by cutting so as to be cut and raised at a position close to one end edge of the upper lid forming flap, and to protrude to the outside of the upper lid forming flap. The notch is formed by connecting the one upper lid forming flap and the side plate on the inner side of the cut line formed on the one outer lid forming flap located on the upper side from the tip of the one inner lid forming flap. Slightly approaching the installation side The other end of the bag sandwiched between the inner upper lid forming flap and the outer upper lid forming flap is located in the packaging box from the notch. The inner one upper lid forming flap is formed with a pushing piece so as to be located below the tongue piece formed on the outer one upper lid forming flap. It is characterized by.

  The packaging box according to claim 2 is a packaging box made of a corrugated cardboard plate and having a rectangular or square planar shape, for forming two sets of opposing side plates and a bottom plate connected to the lower ends of the opposing side plates. A flap and an upper lid forming flap connected to the upper end of the opposing side plate, and the upper lid forming flap connected to the upper end of one of the two opposing side plates is bent first. Subsequently, an upper lid is formed by bending an upper lid forming flap continuously provided at the upper end of the other opposing side plate of the two opposing side plates, and sealing is performed along the abutting portion of the upper lid forming flap located outside. The upper lid is configured so that the upper lid is closed by attaching the tape, and either the upper lid forming flap located on the inner side or the upper lid forming flap located on the outer side. An envelope-like bag containing a warranty card is sandwiched between the flaps for use, and one end of the bag protrudes from between the flaps for forming the upper lid that overlap each other, and the outer surface of the side plate that continuously connects the one flap for forming the upper lid located inside One upper lid forming flap located on the outer side in a position sandwiching a bag containing a warranty card at one end portion of each of the upper lid forming flaps located on the inner side and the outer side. A cut-and-raised piece slightly wider than the width of the bag is formed on one end of the upper lid forming flap on the inner side of the bag containing the warranty card. A notch having a width slightly larger than the width of the upper lid forming flap is formed, and the cut-and-raised piece of the upper lid forming flap on the outer side overlapped with the upper lid forming flap on the inner side. On the continuous line with the side plate at the end part, a folding line of the piece cut and raised within the length range not reaching the length of the bag from the end part, and a cut line connected to the end part of the folding line are formed. Is formed by a notch that is inclined from the continuous line toward one end edge of the upper lid forming flap on the outer side, and the outer end of the piece that is cut and raised at a position close to one end edge of the upper lid forming flap at the end of the notch The tongue piece is formed by cutting so that the cutout portion of the inner one upper lid forming flap is located on the upper side from the tip of the inner upper lid forming flap. It is formed in a range up to a position slightly closer to the side where the upper lid forming flap and the side plate are connected to the inner side of the cut line formed on the forming flap. Flap and one outside The other end side of the bag sandwiched between the upper lid forming flap and the upper lid forming flap is inserted into the space in the packaging box from the notch, and the inner one upper lid forming flap has the outer side A pushing piece is formed so as to be positioned below the tongue piece formed on one upper lid forming flap.

  As described above, the packaging box of the present invention has a folding curve of the cut and raised pieces along the continuous line with the side plate at one end portion of the outer lid forming flap on the outer side even after the cut and raised pieces are once opened. Therefore, the end face of the cut-and-raised piece is not exposed in the cross-section of the corrugated board, so when the re-storage of the warranty card is finished and the cut-and-raised piece is closed and the tongue piece is pushed down, It is possible to provide a packaging box in which the cut-and-raised piece does not open even if a hand or clothing touches the folding line of the cut-and-raised piece along.

Hereinafter, an embodiment of the present invention will be specifically described with reference to FIGS.
In the figure, reference numeral 1 denotes a packaging box made of corrugated cardboard material and having a rectangular (or square) planar shape, and two sets of opposing side plates 2, 2, 3, 3 and the opposing side plates 2, 2, 3, 3, bottom plate forming flaps 4, 4, 5, 5 connected to the lower end of 3, and upper lid forming flaps 6, 6, 7, 7 connected to the upper ends of the opposing side plates 2, 2, 3, 3 It has. Specifically, of the two sets of opposing side plates 2, 2, 3 and 3, the bottom plate forming flaps 4 and 4 connected to the lower end of the opposing side plates 2 and 2 on the short side are first bent, and then The bottom plate is formed by bending the bottom plate forming flaps 5 and 5 connected to the lower ends of the long side opposing side plates 3 and 3 of the two sets of opposing side plates 2, 2, 3 and 3. A sealing tape 8 is adhered along the abutting portions of the bottom plate forming flaps 5 and 5 to close the bottom plate. The same applies to the upper lid forming flaps 6, 6, 7, and 7. The upper lid is connected to the upper end of the opposing side plates 2 and 2 on the short side of the two sets of opposing side plates 2, 2, 3, and 3. The forming flaps 6 and 6 are bent first, and then the upper lid forming flap 7 continuously provided at the upper ends of the opposing side plates 3 and 3 on the long side of the two opposing side plates 2, 2, 3 and 3. , 7 is bent to form an upper lid, and a sealing tape 9 is adhered along the abutting portion of the outer upper lid forming flaps 7, 7 so that the upper lid is closed. Before the upper lid is closed, the package 10 is stored in the packaging box 1 in a state protected by the foamed cushioning material 11, and the two upper lid forming flaps 6, which are bent first, are provided. An envelope-like bag 12 containing a warranty card is placed on any one of 6, and the upper lid forming flaps 7, 7 are closed from above and the bag 12 containing the warranty card is placed on the upper lid forming flap 6 and the upper lid. It is designed to be sandwiched between the forming flap 7. One end of the bag 12 containing the warranty card protrudes from between the upper lid forming flap 6 and the upper lid forming flap 7 and is attached to the outer surface of one side plate 2 on the short side.

  By the way, in this embodiment, it is possible to easily take out the bag 12 containing the warranty card at one end of the outer lid forming flap 7 on the outer side at a position sandwiching the bag 12 containing the warranty card. Therefore, a cut and raised piece 13 having a width slightly larger than the width of the bag 12 is formed. In addition, a notch portion 14 having a width slightly larger than the width of the bag 12 is formed at one end portion of the inner upper lid forming flap 6 at a position sandwiching the bag 12 containing the warranty card on the inner end side. ing.

  Next, the formation part of this cut and raised piece 13 and the notch part 14 is demonstrated in detail. First, the cut-and-raised piece 13 is placed on a continuous line with one side plate 3 on the long side at one end portion of one outer lid forming flap 7 that overlaps from one upper lid forming flap 6 on the inner side. The folding line 15 of the cut piece 13 is cut in a length range that does not reach the length of the bag 12 from the end, specifically, a length range of about one-half to one-fourth of the length of the bag 12. Formed on the continuous line with one side plate 3 on the long side at one end of one outer lid forming flap 7 on the outer side, approximately one-fourth to four-fourths of the length of the bag 12 from the end. A cut line 16 connected to the end of the folding line 15 located at a length of about 1 is formed. The cut line 16 includes a cut 16a that is connected to the connection line at a right angle, and a cut 16b that is adjacent to the cut 16a and is inclined in a substantially arc shape toward one end edge of the outer lid forming flap 7 on the outer side. In addition, a tongue piece 17 is formed by a notch 18 at the end portion of the cut line 16b inclined substantially in an arc shape so as to be cut and raised at a position near one end edge of the upper lid forming flap 7 and to protrude to the outside of the piece 13. The width of the cut and raised piece 13 formed by the cut line 16 between the one end edge of the upper lid forming flap 7 and the continuous line is made slightly larger than the width of the bag 12.

  Next, the cutout portion 14 of the inner upper lid forming flap 6 is formed from a cut line 16 formed on the outer upper lid forming flap 7 located above the tip of the upper lid forming flap 6. Also, it is formed in a range up to a position slightly closer to the side of the connecting portion with the side plate 2 on the short side. And the other end side of the bag 12 containing the warranty card sandwiched between the upper lid forming flap 6 and the upper lid forming flap 7 is a space portion in the packaging box 1 where the cushioning material 11 does not exist from the notch portion 14. It comes to get in. Further, a push piece 19 is formed by a notch 20 in the inner one upper lid forming flap 6 so as to be located below the tongue piece 17 formed in the outer one upper lid forming flap 7. Yes.

  One semicircular recess 21 is formed on the side surface on the one end side of the inner lid forming flap 6 on the inner side. The cut and raised piece 13 of the outer lid forming flap 7 on the outer side is formed with an oblique cut portion 22 at a position close to the tongue piece 17, and the cut and raised piece 13 is formed at the position of the cut portion 22. You can hook your finger.

  In the above-described configuration, the envelope-like bag 12 containing the warranty card for the article to be packaged 10 accommodated in the packaging box 1 is stored in the packaging box 1 and closed first. One of the upper lid forming flaps 6 and 6 is placed on one end of the upper lid forming flap 6 and one end of the bag 12 is attached to the outer surface of the one side plate 2 on the short side. Finally, the upper lid forming flaps 7, 7 are closed, and the sealing tape 9 is adhered along the abutting portions of the upper lid forming flaps 7, 7, and the packaging is completed. By the way, the other end of the bag 12 placed on one end side of the one upper lid forming flap 6 protrudes from the cutout portion 14 into the packaging box 1.

  At the time of selling the packaged item 10 packaged as described above, it is necessary to take out the bag 12 containing the warranty card at the store cash register from the packaging box 1 and enter the store name and date on the warranty card. At that time, while cutting the cut line 16 and the cut 18 formed on the outer lid forming flap 7 on the outer side, the cut and raised piece 13 is lifted by placing the finger on the cut portion 22 and opening the folding curve 15 as a fulcrum. As a result, the bag 12 placed on the one inner lid forming flap 6 on the inner side is exposed, and a finger is put into the concave portion 21 on the side surface on one end side of the one inner lid forming flap 6 on the inner side. By pulling up and pulling the bag 12, the bag 12 is pulled out of the packaging box 1, and the warranty card is taken out of the bag 12 and the store name, date, etc., can be entered. The warranty card in which the store name and date are written is put in the bag 12 again, and the bag 12 is inserted into the upper lid forming flap 6 on the inner side in the reverse order to the above-mentioned removal, and then By closing the cut and raised piece 13 on the outer lid forming flap 7 side on the outer side, the bag 12 containing the warranty card is re-contained in the packaging box 1. At that time, the tongue piece 17 provided on the cut-and-raised piece 13 is pushed down to break the cut 20 formed on the inner upper lid forming flap 6 and is surrounded by the cut 20 so as to overlap the pushed piece 19. It is possible to prevent the cut-and-raised piece 13 from being lifted up by engaging in the space. In addition, the recessed part 23 is formed in the upper surface of the buffer material 11 of the lower side in the position which pushes the tongue piece 17 down.

  By the way, in the embodiment shown in the drawings described above, the cut line 16 is directed to a cut line 16a that is connected to the connection line at a right angle, and one end edge of the outer lid forming flap 7 that is adjacent to the cut line 16a and outside. However, it is also possible to form the slit 16b linearly from the continuous line toward one end edge of the outer lid forming flap 7 on the outer side. is there.

It is an expanded view of the packaging box in one embodiment of this invention. It is a perspective view which shows the state in the middle of the packaging by the packaging box. It is a perspective view which shows the state just before completion of packaging by the packaging box. It is a perspective view which shows the packaging completion state by the packaging box. (A)-(c) is a principal part expansion perspective view which shows the state which takes out a guarantee from the packaging box. It is a perspective view which shows the state which stored the warranty card in the packaging box again.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Packaging box 2,3 Side plate 4,5 Bottom plate formation flap 6,7 Upper lid formation flap 8,9 Sealing tape 10 Package 11 Buffer material 12 Bag 13 Cut and raised piece 14 Notch 15 Folding curve 16 Cut line 16a , 16b Incision 17 Tongue piece 18 Incision 19 Pushing piece 20 Incision 21 Recess 22 Resection part

Claims (2)

A packaging box made of corrugated cardboard and having a rectangular or square planar shape, two pairs of opposing side plates, a bottom plate forming flap connected to the lower end of the opposing side plate, and an upper end of the opposing side plate. An upper lid forming flap provided on the upper end of one of the two opposing side plates, the upper lid forming flap being bent first, and then the inner sides of the two opposing side plates. The upper lid is formed by bending the upper lid forming flap continuously provided at the upper end of the other opposing side plate, and a sealing tape is adhered along the abutting portion of the upper lid forming flap located outside to close the upper lid. Warranty card between the upper lid forming flap of any one of the upper lid forming flaps located inside and the upper lid forming flap of any one of the upper lid forming flaps located outside The envelope-shaped bag is sandwiched, and one end of the bag projects from the overlapping upper lid forming flaps and is attached to the outer surface of the side plate connecting the one upper lid forming flap located inside. The upper lid forming flap located on the outer side is positioned slightly between the one end of the upper lid forming flap located on the inner side and the outer side and the bag containing the warranty card is sandwiched between them. A large width cut and raised piece is formed on one end of the upper lid forming flap inside the bag containing the warranty card, and the inner end is slightly larger than the width of the bag. The cut-and-raised piece is connected to the side plate at one end of the outer lid forming flap on the outer side that overlaps the upper lid forming flap on the inner side. A fold curve of the piece cut and raised in the length range that does not reach the length of the bag from the end portion on the installation line, and a cut line connected to the end portion of the fold curve are formed. A notch that is connected at a right angle and a notch that is inclined in a substantially arc shape toward one edge of the outer lid forming flap that is adjacent to the notch and that is on the outer side. A tongue piece is formed by cutting so as to be cut out at a position close to one end edge of the forming flap and protrude to the outside of the piece, and the cutout portion of the inner upper cover forming flap is formed on the inner upper cover. From the front end of the flap for upper side to the position where the upper lid forming flap on the inner side and the side plate are slightly offset from the cut line formed on the outer upper lid forming flap. Formed in a range, The other end side of the bag sandwiched between the inner one upper lid forming flap and the outer one upper lid forming flap is configured to enter the space in the packaging box from the notch, A packaging box, wherein a pressing piece is formed on the inner one upper lid forming flap so as to be positioned below the tongue piece formed on the outer one upper lid forming flap. A packaging box made of corrugated cardboard and having a rectangular or square planar shape, two pairs of opposing side plates, a bottom plate forming flap connected to the lower end of the opposing side plate, and an upper end of the opposing side plate. An upper lid forming flap provided on the upper end of one of the two opposing side plates, the upper lid forming flap being bent first, and then the inner sides of the two opposing side plates. The upper lid is formed by bending the upper lid forming flap continuously provided at the upper end of the other opposing side plate, and a sealing tape is adhered along the abutting portion of the upper lid forming flap located outside to close the upper lid. Warranty card between the upper lid forming flap of any one of the upper lid forming flaps located inside and the upper lid forming flap of any one of the upper lid forming flaps located outside The envelope-shaped bag is sandwiched, and one end of the bag projects from the overlapping upper lid forming flaps and is attached to the outer surface of the side plate connecting the one upper lid forming flap located inside. The upper lid forming flap located on the outer side is positioned slightly between the one end of the upper lid forming flap located on the inner side and the outer side and the bag containing the warranty card is sandwiched between them. A large width cut and raised piece is formed on one end of the upper lid forming flap inside the bag containing the warranty card, and the inner end is slightly larger than the width of the bag. The cut-and-raised piece is connected to the side plate at one end of the outer lid forming flap on the outer side that overlaps the upper lid forming flap on the inner side. On the installation line, a folding line of a piece cut and raised in a length range not reaching the length of the bag from the end, and a cut line connected to the end of the folding line are formed, and this cut line is outside the continuous line. It is formed with a notch that slopes toward one edge of one upper lid forming flap, and a tongue piece cuts out at the end of this notch at a position close to one edge of the upper lid forming flap and jumps out of the piece. The cut-out part of the inner one upper lid forming flap is formed in the outer one upper lid forming flap located above the tip of the inner one upper lid forming flap. It is formed in a range up to a position slightly closer to the connecting portion side of the upper lid forming flap and the side plate on the inner side of the line, and the upper lid forming flap on the inner side and the upper lid forming on the outer side are formed. For flap The other end side of the bag sandwiched between is inserted into the space portion in the packaging box from the notch, and the inner one upper lid forming flap is connected to the one outer lid forming flap. A packaging box, wherein a push-in piece is formed so as to be positioned below the formed tongue piece.

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