JP2011102141A - Assembling packaging box - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an assembling packaging box which appropriately arranges in the front and back direction and in the left and right direction while a storing space is suppressed, and easily takes out and in an article to be packaged. <P>SOLUTION: The assembling packaging box has a bottom plate, front and back side plates, left and right side plates, and inner side plates. First to third projections are provided on the outer wall of the assembling packaging box, and the first projection is projected in the left and right directions, the second projection is projected in the front and back directions, and the third projection is projected in the downward direction. A fixed hole is provided at a corresponding position of the third projection on an upper edge plate and has a dimension the same as or larger than the dimension of the third projection. A recess is formed so as to extend in the downward direction on the inner side plate and has a width set in accordance with the size of a human hand. By the described assembling packaging box, it is possible to appropriately arrange in the front and back directions and in the left and right directions while the storing space is suppressed, and it is also possible to easily take out and in the article to be packaged. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to an assembly packaging box that is assembled from sheet materials and used in a stacked manner.

  This type of technique is proposed in Patent Documents 1 to 4, for example. In Patent Document 1, the outer plate and the front and rear side plates are connected and held by the locking piece of the crosspiece, and the outer plate and the front and rear side plates are connected via the crosspiece by hooking the projecting piece into the insertion hole. An assembly packaging box that is held together is proposed. Patent Document 2 discloses an assembly packaging box for fixing a lid set to be loaded on a top plate surface inside a projection by providing a plurality of projections on each side wall protruding above the lid box top plate surface. Proposed. In Patent Document 3, by inserting the stopper piece protruding from the lower box into the fitting hole of the upper box, the action of the stopper piece and the fitting hole causes the stacked boxes to move in the horizontal direction. It has been proposed to prevent cargo collapse. Patent Document 4 proposes a technique for making it difficult to spread the opening of the upper end portion in an assembly packaging box having a stacking support portion provided with a protruding piece at the upper end portion and a locking portion for the protruding piece at the lower portion. . In addition, techniques related to the present invention are proposed in Patent Documents 5 and 6.

JP 2002-12214 A JP 2006-224967 A JP 2008-1000070 A JP-A-10-218185 Japanese Patent Laid-Open No. 9-12020 Japanese Patent Laid-Open No. 10-101082

  However, in the techniques described in Patent Documents 1 to 6, the storage space cannot be appropriately suppressed when a plurality of assembly packaging boxes are arranged in the front-rear direction and the left-right direction. Then, an object of this invention is to provide the assembly packaging box which can be arrange | positioned appropriately in the front-back direction and the left-right direction, restraining a storage space, and can take in / out a packaged article easily.

  In one aspect of the present invention, an assembly packaging box that includes a bottom plate, front and rear side plates, left and right side plates, and an inner plate that overlaps the inside of the left and right side plates, and is assembled by being folded along a crease line, A plurality of first projections provided on at least one of the front and rear side plates and the left and right side plates and protruding leftward and rightward, and a plurality of provided on at least one of the front and rear side plates and the left and right side plates. A plurality of second protrusions protruding in the direction, a plurality of third protrusions provided on the bottom plate and protruding downward, and an upper edge plate formed between the left and right side plates and the inner side plate. A fixing hole provided at a corresponding position of the portion and having a size greater than or equal to the size of the third protrusion, and formed to extend downward in the inner plate, depending on the size of the human hand Set the width Comprises a recess, the.

  The assembly packaging box is assembled from sheet materials and used in a stacked manner. The assembly packaging box mainly includes a bottom plate, front and rear side plates, left and right side plates, and an inner plate that overlaps the inner sides of the left and right side plates. The first to third protrusions are provided on the outer wall of the assembly packaging box, the first protrusion protrudes leftward and rightward, the second protrusion protrudes forward and rearward, and the third protrusion downwards Protrusively. The fixing hole is provided at a position corresponding to the third protrusion on the upper edge plate, and is configured to have a size greater than or equal to the size of the third protrusion. According to the 1st thru | or 3rd projection part and fixing hole which were comprised in this way, a storage space can be restrained when the some assembly packaging box is arrange | positioned in the left-right direction, the front-back direction, and the up-down direction.

  When such an assembly packaging box is stored in the outer box, the assembly packaging box is fixed to the outer box by the first to third protrusions in the left-right direction, the front-rear direction, and the downward direction. Therefore, it is not necessary to use a well beam, a protective sleeve, an air cap, or the like. Therefore, it can be said that it is only necessary to design the outer box when considering the assembly packaging box to be stored in the outer box.

  Furthermore, said assembly packaging box is provided with the recessed part which is formed so that it may extend below in an inner side board, and has the width | variety set according to the magnitude | size of a human hand. By forming such a recess, it becomes easy to put in and out of the assembly packaging box, and it is possible to easily take in and out the articles to be packaged stored in the assembly packaging box.

  In one aspect of the assembly packaging box, the first protrusion is provided at the left end and the right end of the front and rear side plates, and is provided at the protrusion and the right end provided at the left end. The protrusions are provided at positions different from the positions at which the other protrusions are provided at the end portions of the front and rear side plates, and the second protrusion portions are provided at the upper end portion and the lower end portion of the front and rear side plates. Is provided.

  According to this aspect, when a plurality of assembly packaging boxes are arranged in the left-right direction and the front-rear direction, the storage space can be more effectively suppressed.

  In another aspect of the assembly packaging box described above, the top plate connected to the front and rear side plates is connected via a crease line along at least one of the left side edge and the right side edge of the top plate. A top plate fixing piece that is bent along the crease line and extends from the top plate to the bottom plate; a top plate fixing projection provided at a lower end portion of the top plate fixing piece; and And a top plate fixing hole into which the top plate protrusion is inserted.

  According to this aspect, the top plate can be appropriately fixed by the top plate fixing protrusion and the top plate fixing hole. Therefore, no tape or the like is required when assembling the assembly packaging box.

  In another aspect of the assembly packaging box described above, the top plate connected to the front and rear side plates is connected via a crease line along at least one of the left side edge and the right side edge of the top plate. A package fixing piece that is bent along the crease line and extends from the top plate in the direction of the bottom plate, and is further provided between the bottom plate and the lower end portion of the package fixing piece. The distance according to the height of the packaged goods accommodated in the said assembly packaging box is ensured.

  According to this aspect, it is possible to suppress the upward movement of the article to be packaged stored in the assembly packaging box, in other words, the floating of the article to be packaged by the fixed article to be packaged. It can be fixed. Therefore, it is not necessary to use a plastic bag or the like for packing an object to be packaged.

  In the other one aspect | mode of said assembly packaging box, the said top plate is comprised so that an opening part may be formed in the upper surface of the said assembly packaging box.

  In this aspect, an opening is formed on the upper surface of the assembly packaging box, and the assembly packaging box is configured as a tray. According to this aspect, with the assembled packaging box assembled, it is possible to easily visually check the articles to be packaged stored in the assembled packaging box through the opening.

  In another aspect of the assembly packaging box described above, the first and second top plates connected to the front side plate and the rear side plate of the front and rear side plates, respectively, and configured to cover the upper surface of the assembly packaging box And a first engagement piece and a second engagement piece provided at the rear end of the first top plate and the front end of the second top plate, respectively, and configured to engage with each other. Further, the first and second top plates are fixed by engaging the first and second engaging pieces.

  In this aspect, the assembly packaging box is configured such that the upper surface is covered by the first and second top plates. The first and second top plates are fixed by engaging the first and second engaging pieces formed at the end portions. Thereby, a 1st and 2nd top plate can be fixed easily.

  In another aspect of the assembly packaging box described above, the first and second top plates connected to the front side plate and the rear side plate of the front and rear side plates, respectively, and configured to cover the upper surface of the assembly packaging box And first and second overlaps that are connected via crease lines along the left and right side edges of the first and second top plates and overlap the inside of the inner plate by being bent along the crease lines. And a boundary portion between the first top plate at the rear end portion of the first superposition piece and a boundary portion between the second top plate at the front end portion of the second superposition piece. The first and second cutout portions, and a fixing piece that is provided on the left and right side plates and is inserted into both the first and second cutout portions by being bent. By inserting into the first and second cutouts, the first and second To secure the top plate.

  In this aspect, the assembly packaging box is configured such that the upper surface is covered by the first and second top plates. Specifically, in the assembly packaging box, two top plates are fixed by inserting one fixing piece into two notches. Thereby, a 1st and 2nd top plate can be reliably fixed by simple structure.

It is a figure which shows the assembly state of the assembly packaging box which concerns on 1st Example. The expanded view of the assembly packaging box which concerns on 1st Example is shown. The figure at the time of arrange | positioning two assembly packaging boxes in parallel in the front-back direction is shown. The figure at the time of arrange | positioning two assembly packaging boxes in parallel in the left-right direction is shown. The figure in the case of arrange | positioning two assembly packaging boxes to an up-down direction is shown. The figure for demonstrating the recessed part formed in the inner side board is shown. The figure for demonstrating the procedure which fixes a top plate with a top plate fixing piece is shown. The figure for demonstrating the method to fix a to-be-packaged object with a to-be-packaged object fixing piece is shown. The figure at the time of accommodating an assembly packaging box in an outer box is shown. The figure at the time of arrange | positioning four assembly packaging boxes in the front-back direction and the up-down direction is shown. The structure of the top plate of the assembly packaging box which concerns on 2nd Example is shown. The expanded view of the assembly packaging box which concerns on 2nd Example is shown. The structure of the top plate of the assembly packaging box which concerns on 3rd Example is shown. The expanded view of the assembly packaging box which concerns on 3rd Example is shown. The structure of the assembly packaging box which concerns on 4th Example is shown. The expanded view of the assembly packaging box which concerns on 4th Example is shown.

  Preferred embodiments of the present invention will be described below with reference to the drawings.

[First embodiment]
FIG. 1 is a diagram illustrating an assembled state of an assembly packaging box 50 according to the first embodiment. FIG. 1A shows a perspective view of the assembly packaging box 50. Moreover, FIG.1 (b) shows the perspective view which observed the assembly packaging box 50 from the direction shown by arrow A 1 in Fig.1 (a), FIG.1 (c) shows arrow A2 in Fig.1 (a). The bottom view of the assembly packaging box 50 observed from the direction shown by is shown. In this specification, for convenience of explanation, the front-rear direction, the left-right direction, and the up-down direction are defined as indicated by arrows in FIGS. 1A and 1B.

  The assembly packaging box 50 mainly constitutes the top plate 1 constituting the upper surface portion, the left and right side plates 2 constituting the left and right side portions, the front and rear side plates 3 constituting the front and rear side portions, and the bottom portion. A bottom plate 4 and an inner plate 5 overlapping the inner sides of the left and right side plates 2 are provided. The assembly packaging box 50 is assembled by folding a sheet material such as cardboard integrally formed with the top plate 1, the left and right side plates 2, the front and rear side plates 3, the bottom plate 4, and the inner plate 5 along the crease line.

  The top plate 1 is configured such that an opening is formed on the upper surface of the assembly packaging box 50. That is, the assembly packaging box 50 is configured as a tray. With such an opening, in a state in which the assembly packaging box 50 is assembled, the articles to be packaged stored in the assembly packaging box 50 can be easily visually observed.

  A plurality of first projecting portions 11, 12 projecting in the left-right direction are provided at the ends of the front-rear side plate 3 in the left-right direction, in other words, at the boundary between the front-rear side plate 3 and the left-right side plate 2. The 1st projection part 11 is provided in the right end part of the back-and-front side board 3, and protrudes in the right direction. The 1st projection part 12 is provided in the left end part of the front-and-back side board 3, and protrudes in the left direction. The first protrusion 11 and the first protrusion 12 are provided at positions different from the positions at which the other protrusions are provided at the left and right end portions of the front and rear side plates 3. In other words, the first protrusion 11 and the first protrusion 12 are provided at alternate positions at the left and right end portions of the front and rear side plates 3. Specifically, the first protrusion 11 is provided at the center of one of the left end and the right end of the front and rear side plate 3, and the first protrusion 12 is the left end and the right end of the front and rear side plate 3. Are provided at both ends of the other of the two.

  A plurality of second protrusions 13 projecting in the front-rear direction are provided at the upper end of the front-rear side plate 3, in other words, at the boundary between the front-rear side plate 3 and the top plate 1. Further, a plurality of second protrusions 14 projecting in the front-rear direction are provided at the lower end of the front-rear side plate 3, in other words, at the boundary between the front-rear side plate 3 and the bottom plate 4. The second protrusions 13 and 14 are provided at the same location in the left-right direction of the front and rear side plates 3. The second protrusions 13 and 14 are provided at either the left half or the right half of the front / rear side plate 3. In other words, the 2nd projection parts 13 and 14 are provided in the position which does not straddle the center line along the up-and-down direction in front and back side board 3.

  An upper edge plate 10 having a certain width is formed between the left right plate 2 and the inner plate 5. The upper edge plate 10 is formed between the left and right side plates 2 and the inner plate 5 by pushing the sheet material. In the vicinity of both end portions of the upper edge plate 10 in the front-rear direction, a plurality of projecting portions 15 and fixing holes 20 projecting upward are provided. The protruding portion 15 is formed by making a U-shaped cut into the sheet material, and the fixing hole 20 is formed in the portion where the protruding portion 15 is thus formed.

  A plurality of third protrusions 16 are provided at the boundary between the left right plate 2 and the bottom plate 4. Specifically, the third protrusion 16 is provided at a position corresponding to the fixing hole 20. The third protrusion 16 is formed by making a U-shaped notch in the sheet material, and the fixing hole 19 is formed in the portion where the third protrusion 16 is thus formed. A fixing projection 8a for fixing the top plate 1 and a fixing projection 17 for fixing the inner plate 5 are inserted into the fixing hole 19 (see FIG. 1C).

  Note that the above-described fixing hole 20 is configured to have a size equal to or larger than the size of the third protrusion 16. Further, the upper edge plate 10 is configured to have such a width that the fixing hole 20 having such a size is formed. This is because when the assembly packaging boxes 50 are stacked, the third protrusion 16 of one assembly packaging box 50 is inserted into the fixing hole 20 of the other assembly packaging box 50.

  FIG. 2 shows an exploded view of the assembly packaging box 50 according to the first embodiment. In the developed view, a broken line indicates a crease line (hereinafter the same).

  The assembly packaging box 50 is assembled by a sheet material 100 formed by punching as shown in FIG. Specifically, the sheet material 100 includes a top plate 1, left and right side plates 2, front and rear side plates 3, a bottom plate 4, an inner side plate 5, front and rear side plate overlapping pieces 6 and 7, and a top plate fixing piece 8. The package fixing piece 9 and the upper edge plate 10 are integrally formed.

  The left right plate 2 and the front and rear side plates 3 are connected to the bottom plate 4 via a crease line, and the top plate 1 is connected to the front and rear side plates 3 via a crease line. The top plate fixing piece 8 and the package fixing piece 9 are connected to the top plate 1 through a crease line. More specifically, the top plate fixing piece 8 is connected to the top plate 1 through a crease line along one of the left side edge and the right side edge of the top plate 1 to fix the package. The piece 9 is connected to the top plate 1 through a crease line along the other of the left side edge and the right side edge of the top plate 1. When the assembly packaging box 50 is assembled, the top plate fixing piece 8 and the package fixing piece 9 overlap the inside of the inner plate 5.

  The front and rear side plate overlapping pieces 6 and the upper edge plate 10 are connected to the left and right side plates 2 through crease lines. The inner plate 5 is connected to the upper edge plate 10 via a crease line, and the front and rear side plate overlapping pieces 7 are connected to the inner plate 5 via a crease line. When the assembly packaging box 50 is assembled, the front / rear side plate overlap piece 7 overlaps the inside of the front / rear side plate overlap piece 6, and the front / rear side plate overlap piece 7 overlaps the inside of the front / rear side plate 3.

  The first protrusions 11 and 12 are provided on the front and rear side plates 3, and the second protrusions 13 and 14 are formed by making a U-shaped cut in the front and rear side plates 3. The third protrusion 16 is formed by making a U-shaped cut in the bottom plate 4, and the protrusion 15 is formed by making a U-shaped cut in the upper edge plate 10, The fixed protrusion 17 is provided on the inner plate 5. As described above, the fixing hole 19 is formed in the portion where the third protrusion 16 is formed, and the fixing hole 20 is formed in the portion where the protrusion 15 is formed.

  The inner plate 5 is provided with a notch 5a. This notch portion 5a functions as a concave portion extending in the vertical direction when the assembly packaging box 50 is assembled.

  Here, the assembly procedure of the assembly packaging box 50 will be described. First, the left and right side plates 2 are erected by bending the left and right side plates 2 vertically along the crease line between the bottom plate 4 and the left and right side plates 2. Next, the upper edge plate 10 is bent vertically along the crease line between the left and right side plates 2 and the upper edge plate 10, and then the inner plate 5 is made vertical along the crease line between the upper edge plate 10 and the inner plate 5. The inner plate 5 is overlapped on the inner side of the left and right side plates 2 by bending. In this case, the fixing protrusion 17 provided at the end of the inner plate 5 is inserted into the fixing hole 19 (see FIG. 1C) formed in the cut portion for forming the third protrusion 16. Then, the inner plate 5 is fixed.

  Next, the front and rear side plate overlap pieces 7 are vertically bent along the crease line between the inner side plate 5 and the front and rear side plate overlap pieces 7, and then the notches 7a formed in the front and rear side plate overlap pieces 7 are fitted to each other. Then, the front and rear side plate superposed pieces 7 are fixed. As indicated by reference numeral 7b, since the corners of the front and rear side plate superposed pieces 7 are rounded, the notch 7a can be easily fitted. Next, the front and rear side plate superposed pieces 6 are vertically folded along the crease line between the left and right side plates 2 and the front and rear side plate superposed pieces 6 to overlap the front and rear side plate superposed pieces 6 on the outside of the front and rear side plate superposed pieces 7.

  Next, the front and rear side plates 3 are erected by bending the front and rear side plates 3 vertically along the crease line between the bottom plate 4 and the front and rear side plates 3. Next, the top plate fixing piece 8 is bent vertically along the crease line between the top plate 1 and the top plate fixing piece 8, and the covering is made along the crease line between the top plate 1 and the package fixing piece 9. The package fixing piece 9 is bent vertically. Then, the article fixing piece 9 is folded vertically along two crease lines provided on the article fixing piece 9. Next, the top plate 1 is bent vertically along the crease line between the top plate 1 and the front and rear side plates 3. In this case, the fixing protrusion 8a provided at the end of the top plate fixing piece 8 is inserted into the fixing hole 19 (see FIG. 1 (c)) formed in the cut portion for forming the third protrusion 16. By doing so, the top plate 1 is fixed. The assembly packaging box 50 is assembled by the procedure as described above.

  Next, with reference to FIG. 3, the case where the assembly packaging box 50 is arrange | positioned in parallel in the front-back direction is demonstrated. FIG. 3 shows a view when two assembly packaging boxes 50a and 50b are arranged in parallel in the front-rear direction. Specifically, FIG. 3A shows a perspective view when the assembly packaging boxes 50a and 50b are arranged in parallel in the front-rear direction, and FIG. 3B shows the assembly packaging boxes 50a and 50b in FIG. The figure observed from the direction shown by arrow A3 in a) is shown.

  As shown in FIGS. 3A and 3B, when the assembly packaging boxes 50a and 50b are arranged in parallel in the front-rear direction, the orientation in the left-right direction is reversed between the assembly packaging box 50a and the assembly packaging box 50a. It is arranged to become. Therefore, the 2nd projection part 13a provided so that it may protrude in the front-back direction in the assembly packaging box 50a is the location where the 2nd projection part 13b provided so that it may protrude in the front-back direction in the assembly packaging box 50b is not provided. , Abut against the assembly packaging box 50b. Similarly, the 2nd projection part 13b contact | abuts to the assembly packaging box 50a in the location in which the 2nd projection part 13a is not provided. Thereby, a storage space can be suppressed when the assembly packaging boxes 50a and 50b are arranged in parallel in the front-rear direction.

  Although not visible in FIGS. 3 (a) and 3 (b), when the assembly packaging boxes 50a and 50b are arranged in parallel in the front-rear direction, the first provided at the lower end of the assembly packaging boxes 50a and 50b. The two protrusions 14 also abut in the same state as the second protrusions 13a and 13b. 3A and 3B show the case where two assembly packaging boxes 50 are arranged in parallel in the front-rear direction, but three or more assembly packaging boxes 50 are arranged in parallel in the front-rear direction. You may do it. In this case, in all the assembly packaging boxes 50 adjacent in the front-rear direction, the second projections 13 and 14 of one assembly packaging box 50 are provided, and the second projections 13 and 14 of the other assembly packaging box 50 are provided. It abuts on the assembly packaging box 50 at a place where it is not present. Therefore, the storage space can be appropriately suppressed.

  Next, with reference to FIG. 4, the case where the assembly packaging box 50 is arrange | positioned in parallel in the left-right direction is demonstrated. FIG. 4 shows a view when two assembly packaging boxes 50a and 50b are arranged in parallel in the left-right direction. Specifically, FIG. 4A shows a perspective view when the assembly packaging boxes 50a and 50b are arranged in parallel in the left-right direction, and FIG. 4B shows the assembly packaging boxes 50a and 50b in FIG. The figure observed from the direction shown by arrow A4 in a) is shown.

  As shown in FIGS. 4A and 4B, when the assembly packaging boxes 50a and 50b are arranged in parallel in the left-right direction, the orientation in the front-rear direction is the same in the assembly packaging box 50a and the assembly packaging box 50a. It is arranged to become. As described above, the first protrusion 11 and the first protrusion 12 are provided at alternate positions at the left and right end portions of the front and rear side plates 3. Therefore, the 1st projection part 12a provided so that it may protrude in the left-right direction in the assembly packaging box 50a is a location where the first projection part 11b provided in the assembly packaging box 50b so as to protrude in the left-right direction is not provided. , Abut against the assembly packaging box 50b. Similarly, the 1st projection part 11b contact | abuts to the assembly packaging box 50a in the location in which the 1st projection part 12a is not provided. Thereby, a storage space can be suppressed when the assembly packaging boxes 50a and 50b are arranged in parallel in the left-right direction.

  4A and 4B show the case where two assembly packaging boxes 50 are arranged in parallel in the left-right direction, but three or more assembly packaging boxes 50 are arranged in parallel in the left-right direction. You may do it. In this case, in all the assembly packaging boxes 50 that are adjacent in the left-right direction, the first protrusion 11 of one assembly packaging box 50 is the part where the first protrusion 12 in the other assembly packaging box 50 is not provided. Contact the assembly packaging box 50. In other words, the first projecting portion 12 of one assembly packaging box 50 contacts the assembly packaging box 50 at a location where the first projecting portion 11 in the other assembly packaging box 50 is not provided. Therefore, the storage space can be appropriately suppressed.

  Next, with reference to FIG. 5, the case where the assembly packaging box 50 is arrange | positioned to an up-down direction is demonstrated. FIG. 5 shows a diagram when two assembly packaging boxes 50a and 50b are arranged in the vertical direction, in other words, when assembly packaging boxes 50a and 50b are stacked. Specifically, FIG. 5A shows a perspective view showing a state before the assembly packaging boxes 50a and 50b are stacked, and FIG. 5B shows a state after the assembly packaging boxes 50a and 50b are stacked. The perspective view showing the state of is shown.

  By moving the assembly packaging box 50a as indicated by the arrow B1 in FIG. 5A, the assembly packaging box 50a is stacked on the assembly packaging box 50b. Specifically, the third projecting portion 16a provided at the lower end portion of the assembly packaging box 50a and projecting downward is inserted into the fixing hole 20b provided at the upper end portion of the assembly packaging box 50b, whereby assembly packaging is performed. The boxes 50a are stacked on the assembly packaging box 50b. Thereby, when the assembly packaging boxes 50a and 50b are stacked, the assembly packaging boxes 50a and 50b can be appropriately fixed and the storage space can be suppressed.

  5A and 5B show the case where two assembled packaging boxes 50 are stacked, three or more assembled packaging boxes 50 may be stacked. Also in this case, in all the assembly packaging boxes 50 adjacent in the vertical direction, the third protrusion 16 of one assembly packaging box 50 is inserted into the fixing hole 20 in the other assembly packaging box 50. Therefore, the assembly packaging box 50 can be appropriately fixed and the storage space can be appropriately suppressed.

  Next, with reference to FIG. 6, the recessed part formed in the inner side board 5 is demonstrated. FIG. 6 shows a perspective view of the periphery of the portion where the recess is formed, and only the main part is shown for convenience of explanation. The recess is constituted by a notch 5 a formed in the inner plate 5. Therefore, the recess corresponds to a portion that is recessed at least by the thickness of the sheet material 100. The recess is formed so as to extend downward and has a width set according to the size of the human hand. By forming such a concave portion, it becomes easy to put in and out of the assembly packaging box 50, and it becomes possible to easily take in and out the articles to be packaged stored in the assembly packaging box 50.

  Next, a procedure for fixing the top plate 1 with the top plate fixing piece 8 will be described with reference to FIG. FIG. 7A shows a perspective view showing a state before the top plate 1 is fixed, and FIG. 7B shows a perspective view showing a state after the top plate 1 is fixed. In FIG. 7A and FIG. 7B, only the main part is shown for convenience of explanation.

  As described above, when the assembly packaging box 50 is assembled, the top plate 1 is bent along a crease line between the top plate 1 and the front and rear side plates 3 (located outside the front and rear side plate overlapping pieces 6 and 7). In this case, the top plate fixing piece 8 provided continuously through the crease line along the side edge of the top plate 1 moves as indicated by an arrow C1 in FIG. Thereafter, when the top plate 1 is bent substantially perpendicularly to the front and rear side plates 3, the fixing projection 8 a provided at the lower end of the top plate fixing piece 8 is used to form the third projection 16. It inserts in the fixing hole 19 formed in the notch part. Accordingly, as shown in FIG. 7B, the top plate 1 connected to the top plate fixing piece 8 is fixed by fixing the top plate fixing piece 8. Therefore, no tape or the like is required when assembling the assembly packaging box 50. Thus, the fixed protrusion 8a corresponds to the top plate fixing protrusion, and the fixing hole 19 corresponds to the top plate fixing hole.

  Next, with reference to FIG. 8, the method to fix the to-be-packaged object 60 with the to-be-packaged object fixing piece 9 is demonstrated. FIG. 8 shows a specific example of a state in which an object to be packaged 60 is accommodated in the assembly packaging box 50. Fig.8 (a) has shown the perspective view of the to-be-packaged article fixing piece 9, etc., and has shown only the principal part for convenience of explanation. Moreover, in FIG. 8A, the package object 60 is represented by a broken line.

  As shown in FIG. 8A, the package fixing piece 9 is connected to the top plate 1 through a crease line along the side edge of the top plate 1, and is perpendicular to the crease line. It is bent. Moreover, it is bent along two crease lines provided on the package fixing piece 9. The package fixing piece 9 extends downward, and a distance corresponding to the height of the package 60 is secured between the bottom plate 4 and the lower end portion 9a of the package fixing piece 9. Yes. Specifically, a distance that is approximately equal to the height of the article to be packaged 60 is secured between the bottom plate 4 and the lower end portion 9a. In this case, the position of the crease line provided on the package fixing piece 9 is set so that the distance between the bottom plate 4 and the lower end portion 9a of the package fixing piece 9 is substantially equal to the height of the package 60. Has been.

  FIG. 8B shows a view of the object to be packaged fixed piece 9 and the object to be packaged 60 observed from the direction of the arrow D1 in FIG. 8A, and only the main part is shown for convenience of explanation. . Moreover, in FIG.8 (b), the to-be-packaged object 60 is represented by hatching. As shown in FIG. 8B, it can be seen that the lower end portion 9 a of the package fixing piece 9 is in contact with the upper surface portion of the package 60. Thereby, the upward movement of the article to be packaged 60, in other words, the floating of the article to be packaged 60 can be suppressed, and the article to be packaged 60 can be appropriately fixed. Therefore, it is not necessary to use a plastic bag or the like for packing the article 60 to be packaged. In this manner, the package fixing piece 9 functions as a stopper for the package 60.

  In addition, it is not limited to comprise the to-be-packaged article fixing piece 9 so that the lower end part 9a of the to-be-packaged article fixing piece 9 may contact | abut the upper surface part of the to-be-packaged object 60. FIG. In other words, it is not limited to the configuration of the package fixing piece 9 so that there is no gap between the lower end portion 9a and the upper surface portion of the package 60. Instead, the to-be-packaged article fixing piece 9 may be configured such that a certain amount of gap is formed between the lower end portion 9 a of the to-be-packaged article fixing piece 9 and the upper surface portion of the to-be-packaged object 60. Also according to the configuration, the floating of the packaged object 60 can be suppressed by the packaged object fixing piece 9.

  Next, the case where the assembly packaging box 50 is stored in the outer box will be described with reference to FIG. FIG. 9 shows a view when two assembled packaging boxes 50a and 50b are stored in the outer box 65 in a stacked state. For example, the outer box 65 is used when delivering a plurality of assembly packaging boxes 50 in which articles to be packaged are stored.

  FIG. 9A shows a perspective view of the assembly packaging boxes 50a and 50b housed in the outer box 65, and corresponds to a view of the left and right side plates 2 observed from the front. 9A, in the state where the assembly packaging boxes 50a and 50b are stacked, the upward projecting portion 15 provided on the assembly packaging box 50a is the top of the outer packaging 65. It contacts the inner wall surface 65a of the plate. Further, as indicated by a broken line region R2 in FIG. 9A, the third projecting portion 16 provided in the assembly packaging box 50b and projecting downward contacts the inner wall surface 65b of the bottom plate of the outer box 65. Therefore, the assembly packaging boxes 50a and 50b are fixed to the outer box 65 by the protrusions 15 and the third protrusions 16 in the vertical direction. Thereby, it is not necessary to provide a protective sleeve or the like between the top plate 1 of the assembly packaging box 50a and the top plate of the outer box 65 and between the bottom plate 4 of the assembly packaging box 50b and the bottom plate of the outer box 65. Moreover, it is not necessary to use an air cap disposed between the assembly packaging boxes 50a and 50b and the protective sleeve.

  FIG. 9B shows a perspective view of the assembly packaging boxes 50a and 50b housed in the outer box 65, and corresponds to a view of the front and rear side plates 3 observed from the front. As shown in the broken line regions R3 and R4 in FIG. 9B, in the state where the assembly packaging boxes 50a and 50b are stacked, the first protrusions protruding leftward and rightward provided in the assembly packaging boxes 50a and 50b. The parts 11 and 12 are in contact with the inner wall surface 65 c of the side plate of the outer box 65. Therefore, the assembly packaging boxes 50a and 50b are fixed to the outer box 65 by the first protrusions 11 and 12 in the left-right direction. Thereby, it is not necessary to use a well beam or the like for protecting the side surface of the assembly packaging box 50.

  As described above, the assembly packaging box 50 is housed in the outer box 65 in the state shown in FIGS. 9A and 9B, so that it is necessary to use a well beam, a protective sleeve, an air cap, or the like. Disappear. Therefore, it can be said that it is sufficient to design only the outer box 65 in consideration of housing the assembly packaging box 50 in the outer box 65. Specifically, it can be said that it is sufficient to design the size of the outer box 65 according to the number of assembly packaging boxes 50 to be stored in the outer box 65.

  Next, with reference to FIG. 10, the case where the four assembly packaging boxes 50 are arrange | positioned in the front-back direction and the up-down direction is demonstrated. FIG. 10 shows a perspective view when two assembly packaging boxes 50 are arranged in the front-rear direction and two assembly packaging boxes 50 are arranged in the up-down direction.

  As shown in FIG. 10, in the assembly packaging box 50 adjacent in the front-rear direction, the second projections 13 and 14 of one assembly packaging box 50 are provided, and the second projections 13 and 14 of the other assembly packaging box 50 are provided. It abuts on the assembly packaging box 50 at a place where it is not. Further, in the assembly packaging box 50 adjacent in the vertical direction, the third protrusion 16 of one assembly packaging box 50 is inserted into the fixed hole 20 in the other assembly packaging box 50. Since the assembly packaging box 50 is arrange | positioned in the front-back direction and the up-down direction in such a state, it can be said that the assembly packaging box 50 can be appropriately stored. Therefore, a box for storing the assembly packaging box 50 becomes unnecessary.

  In FIG. 10, two assembly packaging boxes 50 are arranged in the front-rear direction and two assembly packaging boxes 50 are arranged in the up-down direction. However, three or more assembly packaging boxes 50 are arranged in the front-rear direction. Or three or more assembly packaging boxes 50 may be arranged in the vertical direction. Moreover, you may arrange | position two or more assembly packaging boxes 50 to the left-right direction instead of arranging the assembly packaging box 50 to the front-back direction, or arrange | positioning to the front-back direction. Also in these cases, the assembly packaging box 50 can be appropriately stored, so that a box for storing the assembly packaging box 50 becomes unnecessary.

  In addition, although the example of the assembly packaging box 50 which comprises both the top-plate fixing piece 8 and the to-be-packaged fixed piece 9 was shown above, only one of the top-plate fixing piece 8 and the to-be-packaged fixing piece 9 is shown. You may comprise an assembly packaging box so that it may comprise. In one example, an assembly packaging box can be configured by providing only the top plate fixing piece 8 without providing the package fixing piece 9. In this case, the top plate fixing piece 8 may be provided on one of the left side edge and the right side edge of the top plate 1, or the top plate is fixed to both the left side edge and the right side edge of the top plate 1. A piece 8 may be provided. In another example, an assembly packaging box can be configured by providing only the article fixing piece 9 without providing the top plate fixing piece 8. In this case, the package fixing piece 9 may be provided on one of the left side edge and the right side edge of the top plate 1, or the top plate 1 is packaged on both the left side edge and the right side edge. An object fixing piece 9 may be provided.

[Second Embodiment]
Next, an assembly packaging box according to the second embodiment will be described. The assembly packaging box according to the second embodiment is different from the assembly packaging box 50 according to the first embodiment in that the top plate is configured to cover the upper surface of the assembly packaging box. That is, the assembly packaging box according to the second embodiment differs from the assembly packaging box 50 according to the first embodiment in that the assembly packaging box according to the second embodiment is configured not as a tray but as a box whose upper surface portion is closed by a top plate. In the following description, the same components as those shown in the first embodiment are denoted by the same reference numerals, and the description thereof is omitted. In addition, components that are not particularly described are the same as those in the first embodiment.

  With reference to FIG. 11, the structure of the top plates 21a and 21b of the assembly packaging box 51 according to the second embodiment will be described. Fig.11 (a) has shown perspective views, such as the top plates 21a and 21b of the assembly packaging box 51 which concerns on 2nd Example, and has shown only the principal part for convenience of explanation.

  The top plate 21 a is connected to one of the front side plate and the rear side plate of the front and rear side plates 3, and the top plate 21 b is connected to the other of the front side plate and the rear side plate of the front and rear side plates 3. ing. Inner plate overlapping pieces 23a and 23b overlapping the inner side of the inner plate 5 are connected to the top plates 21a and 21b. The assembly packaging box 51 according to the second embodiment includes inner plate overlapping pieces 23a and 23b instead of the top plate fixing piece 8 and the package fixing piece 9 included in the assembly packaging box 50 according to the first embodiment.

  Each of the top plates 21a and 21b is formed with engagement pieces 22a and 22b configured to be engaged with each other at the end opposite to the side continuously provided on the front and rear side plates 3. The top plates 21a and 21b are bent along the crease line between the top plates 21a and 21b and the front and rear side plates 3 as indicated by an arrow E1 in FIG. The engagement piece 22a formed on the top plate 21a and the engagement piece 22b formed on the top plate 21b are engaged with each other. Thereby, the top plates 21a and 21b are fixed. FIG. 11B shows a top view of the assembly packaging box 51 in a state where the engagement pieces 22a and 22b are engaged. As shown in FIG. 11B, it can be seen that the top surface portion of the assembly packaging box 51 is closed by the top plates 21a and 21b. The top plates 21a and 21b correspond to the first and second top plates, and the engagement pieces 22a and 22b correspond to the first and second engagement pieces.

  Here, the engagement pieces 22a and 22b will be specifically described. Cutout portions 22a1 and 22b1 are formed in the engagement pieces 22a and 22b, respectively. By engaging the notches 22a1 and 22b1 with each other, the engagement pieces 22a and 22b are engaged. In this case, the engagement piece 22a overlaps from above the portion of the top plate 21b where the engagement piece 22b is not formed, and the engagement piece 22b is located above the portion of the top plate 21a where the engagement piece 22a is not formed. Overlap. Thus, the top plates 21a and 21b are fixed by engaging the engagement pieces 22a and 22b. Since the engagement pieces 22a and 22b are configured to have arcuate ends, the engagement pieces 22a and 22b can be easily engaged.

  As mentioned above, in 2nd Example, the top plates 21a and 21b are fixed by engaging the engagement pieces 22a and 22b formed in the edge part of the top plates 21a and 21b. Thereby, the top plates 21a and 21b can be easily fixed.

  FIG. 12 is a development view of the assembly packaging box 51 according to the second embodiment. The same components as those shown in FIG. 2 are denoted by the same reference numerals.

  The assembly packaging box 51 is assembled by the sheet material 101 formed by punching. As shown in FIG. 12, the top plates 21a and 21b according to the second embodiment are connected to the front and rear side plates 3 through crease lines. Engagement pieces 22 a and 22 b are formed on the top plates 21 a and 21 b at the end opposite to the side connected to the front and rear side plates 3. The inner plate overlapping pieces 23a and 23b are connected to the top plates 21a and 21b through crease lines, respectively. The inner plate overlapping pieces 23a and 23b overlap the inner plate 5 when the assembly packaging box 51 is assembled. Moreover, as shown with the code | symbol 23a1, 23b1, the edge part of the inner side board superposition | polymerization piece 23a, 23b is comprised by circular arc shape. As a result, when the top plates 21a and 21b are bent along the crease line between the top plates 21a and 21b and the front and rear side plates 3, the corners of the inner plate overlapping pieces 23a and 23b do not come into contact with each other. Work can be done smoothly.

  Here, the assembly procedure of the assembly packaging box 51 will be described. Since the procedure until the front and rear side plates 3 are raised is the same as that of the first embodiment, only the procedure after the front and rear side plates 3 are raised will be described. After the front and rear side plates 3 are erected, the inner plate overlapping pieces 23a and 23b are bent vertically along the crease line between the top plates 21a and 21b and the inner plate overlapping pieces 23a and 23b. Next, the top plates 21 a and 21 b are bent vertically along the crease line between the top plates 21 a and 21 b and the front and rear side plates 3. In this case, the top plates 21a and 21b are fixed by engaging the engaging pieces 22a and 22b formed on the top plates 21a and 21b as described above. The assembly packaging box 51 is assembled by the procedure as described above.

[Third embodiment]
Next, an assembly packaging box according to the third embodiment will be described. Similarly to the assembly packaging box 51 according to the second embodiment, the assembly packaging box according to the third embodiment is configured such that the top plate covers the upper surface of the assembly packaging box. That is, the assembly packaging box according to the third embodiment is also configured as a box whose upper surface portion is closed by a top plate, not a tray. However, the assembly packaging box according to the third embodiment differs from the assembly packaging box 51 according to the second embodiment in the method of fixing the top plate. In the following description, the same components as those shown in the first embodiment are denoted by the same reference numerals, and the description thereof is omitted. In addition, components that are not particularly described are the same as those in the first embodiment.

  With reference to FIG. 13, the structure of the top plates 31a and 31b of the assembly packaging box 52 which concerns on 3rd Example is demonstrated. FIGS. 13A to 13C are perspective views of the top plates 31a and 31b of the assembly packaging box 52 according to the third embodiment, and only the main parts are illustrated for convenience of explanation. Specifically, FIG. 13A shows a state in which the top plates 31a and 31b are opened, FIG. 13B shows a state in which the top plates 31a and 31b are closed, and FIG. c) shows a state in which the top plates 31a and 31b are fixed.

  The top plate 31a is connected to one of the front side plate and the rear side plate of the front and rear side plates 3, and the top plate 31b is connected to the other of the front side plate and the rear side plate of the front and rear side plates 3. ing. Inner plate overlapping pieces 35a and 35b overlapping the inner side of the inner plate 5 are connected to the top plates 31a and 31b. The assembly packaging box 52 according to the third embodiment includes inner plate overlapping pieces 35a and 35b instead of the top plate fixing piece 8 and the package fixing piece 9 included in the assembly packaging box 50 according to the first embodiment.

  Each of the top plates 31a and 31b has protrusions 32a and 32b protruding in the left-right direction near the boundary between the inner plate overlapping pieces 35a and 35b at the end opposite to the side connected to the front and rear side plates 3. In addition to being formed, notches 34a and 34b are formed. The protrusions 32a and 32b are formed by making U-shaped cuts in the inner plate overlapping pieces 35a and 35b. Cutout portions 33a and 33b are formed in the portions of the inner plate overlapping pieces 35a and 35b where the protrusions 32a and 32b are formed in this way. The top plates 31a and 31b correspond to the first and second top plates, the inner plate overlap pieces 35a and 35b correspond to the first and second overlap pieces, and the cutout portions 33a and 33b correspond to the first and second overlap pieces. Corresponds to the notch.

  A fixing piece 36 is formed at the center near the upper end of the left right plate 2. The fixed piece 36 is formed by cutting the left and right side plates 2, the inner plate 5, and the upper edge plate 10. The fixed piece 36 is bent along a crease line provided at a predetermined position. Specifically, the fixing piece 36 has a length in the vertical direction so that the fixing piece 36 is appropriately inserted into the notches 33a and 33b formed in the inner plate overlapping pieces 35a and 35b in a state where the fixing piece 36 is bent. And the position of the crease line is designed.

  Here, a procedure for fixing the top plates 31a and 31b according to the third embodiment will be described. First, as indicated by an arrow F1 in FIG. 13A, the top plates 31a and 31b are bent along the crease line between the top plates 31a and 31b and the front and rear side plates 3. When the top plates 31a and 31b are bent vertically with respect to the front and rear side plates 3, as shown in FIG. 13 (b), the top surface portion of the assembly packaging box 52 is closed by the top plates 31a and 31b. Next, the fixed piece 36 formed on the left and right side plates 2 is moved as indicated by an arrow F2 in FIG. Specifically, the fixed piece 36 is moved so that the fixed piece 36 is inserted into both of the cutout portions 33a and 33b formed in the inner plate overlapping pieces 35a and 35b. Thereby, as shown in FIG.13 (c), the fixed piece 36 is inserted in the notch parts 33a and 33b, and the top plates 31a and 31b are fixed. In this case, the fixed piece 36 is fixed by being supported by the notches 33a and 33b and the protrusions 32a and 32bb formed on the top plates 31a and 31b.

  As described above, in the third embodiment, the two top plates 31a and 31b are fixed by inserting one fixing piece 36 into the two notches 33a and 33b. Thereby, the top plates 31a and 31b can be reliably fixed with a simple configuration.

  The fixed piece 36 can be easily inserted into the cutout portions 33a and 33b by moving the fixed piece 36 by putting a finger into the cutout portions 34a and 34b formed on the top plates 31a and 31b. The fixing piece 36 can be easily pulled out from the notches 33a and 33b.

  FIG. 14 is a development view of the assembly packaging box 52 according to the third embodiment. The same components as those shown in FIG. 2 are denoted by the same reference numerals.

  The assembly packaging box 52 is assembled by the sheet material 102 formed by punching. As shown in FIG. 14, the top plates 31a and 31b according to the third embodiment are connected to the front and rear side plates 3 through crease lines. The inner plate overlapping pieces 35a and 35b are connected to the top plates 31a and 31b through crease lines. The inner plate overlapping pieces 35a and 35b overlap the inner plate 5 when the assembly packaging box 52 is assembled. Further, as indicated by reference numerals 35a1 and 35b1, end portions of the inner plate overlapping pieces 35a and 35b are formed in an arc shape. Thereby, when the top plates 31a and 3b are folded along the crease line between the top plates 31a and 31b and the front and rear side plates 3, the corners of the inner plate overlapping pieces 35a and 35b do not come into contact with each other. Work can be done smoothly.

  Projections 32a and 32b are formed on the top plates 31a and 31b near the boundaries between the inner plate overlapping pieces 35a and 35b at the end opposite to the side connected to the front and rear side plates 3, and Notches 34a and 34b are formed. The protrusions 32a and 32b are formed by making U-shaped cuts in the inner plate overlapping pieces 35a and 35b. The notches 33a and 33b described above are formed in the portions of the inner plate overlapping pieces 35a and 35b where the protrusions 32a and 32b are formed in this way.

  A fixed piece 36 is formed on the left right plate 2. Specifically, the fixed piece 36 is formed by cutting the left and right side plates 2, the inner plate 5, and the upper edge plate 10.

  Here, the assembly procedure of the assembly packaging box 52 will be described. Since the procedure until the front and rear side plates 3 are raised is the same as that of the first embodiment, only the procedure after the front and rear side plates 3 are raised will be described. After the front and rear side plates 3 are erected, the inner plate overlapping pieces 35a and 35b are bent vertically along the crease line between the top plates 31a and 31b and the inner plate overlapping pieces 35a and 35b. Next, the top plates 31 a and 31 b are bent vertically along the crease line between the top plates 31 a and 31 b and the front and rear side plates 3. Next, the top plates 31a and 31b are fixed by inserting the fixing pieces 36 formed on the left and right side plates 2 into both of the cutout portions 33a and 33b formed on the inner plate overlapping pieces 35a and 35b. The assembly packaging box 52 is assembled by the above procedure.

  In the above description, the assembly packaging box 52 having the first protrusions 11 and 12, the second protrusions 13 and 14, the protrusions 15, the third protrusions 16, and the fixing holes 19 and 20 is shown. However, you may comprise an assembly packaging box without providing these components. That is, the top plate as described above is provided without the first projecting portions 11 and 12, the second projecting portions 13 and 14, the projecting portion 15, the third projecting portion 16, and the fixing holes 19 and 20. You may comprise an assembly packaging box so that 31a, 31b, the inner side board superposition | polymerization piece 35a, 35b, the fixed piece 36, etc. may be comprised.

[Fourth embodiment]
Next, an assembly packaging box according to the fourth embodiment will be described. The assembly packaging box according to the fourth embodiment is different from the assembly packaging boxes according to the first to third embodiments in that the assembly packaging box according to the fourth embodiment is configured without a top plate. That is, the assembly packaging box according to the fourth embodiment is configured as a tray having an opening formed on the upper surface. In the following description, the same components as those shown in the first embodiment are denoted by the same reference numerals, and the description thereof is omitted. In addition, components that are not particularly described are the same as those in the first embodiment.

  With reference to FIG. 15, the structure of the assembly packaging box 53 which concerns on 4th Example is demonstrated. FIG. 15A shows a perspective view of the assembly packaging box 53 in which the left and right side plates 2 are observed from the front. As shown in FIG. 15A, the assembly packaging box 53 does not have a top plate, but has an inner plate 41 connected to the front and rear side plates 3 instead. The inner side plate 41 has substantially the same length as the front and rear side plates 3 in the vertical direction. In addition, the inner plate 41 is provided with a fixed protrusion 41 a that protrudes in the left-right direction at the end opposite to the side continuously provided on the front-rear side plate 3.

  The inner side plate 41 is overlapped on the inner side of the front and rear side plate overlapping pieces 7 by being bent as shown by an arrow G1 in FIG. In this case, the inner plate 41 is fixed by inserting the fixing protrusion 41 a provided at the end of the inner plate 41 into the fixing hole 42 provided in the inner plate 5. FIG. 15B shows a top view of the assembly packaging box 53 in a state where the inner plate 41 is fixed in this manner.

  FIG. 16 shows a development view of the assembly packaging box 53 according to the fourth embodiment. The same components as those shown in FIG. 2 are denoted by the same reference numerals.

  The assembly packaging box 53 is assembled by the sheet material 103 formed by punching. As shown in FIG. 16, the inner plate 41 is connected to the front and rear side plates 3 via a crease line, and a fixed projection 41 a is provided at an end of the inner plate 41. The above-described fixing hole 42 is formed by making a U-shaped notch in the inner plate 5, and a protrusion 7 c is formed in the portion where the fixing hole 42 is formed in this way.

  Here, the assembly procedure of the assembly packaging box 53 will be described. Since the procedure until the front and rear side plates 3 are raised is the same as that of the first embodiment, only the procedure after the front and rear side plates 3 are raised will be described. After the front and rear side plates 3 are erected, the inner side plate 41 is folded vertically along the crease line so that the inner side plate 41 is superimposed on the inner side of the front and rear side plate overlapping pieces 7. In this case, the inner plate 41 is fixed by inserting the fixing projection 41 a provided at the end of the inner plate 41 into the fixing hole 42 provided in the inner plate 5. The assembly packaging box 53 is assembled by the procedure as described above.

[Modification]
The positions where the first protrusions 11 and 12, the second protrusions 13 and 14, and the third protrusion 16 are provided are not limited to the positions shown in the above-described embodiments. The first protrusion is configured to protrude leftward and rightward, the second protrusion is configured to protrude forward and rearward, and the third protrusion protrudes downward. As long as the positions of the first protrusion, the second protrusion, and the third protrusion do not overlap with each other, the positions where these are provided can be variously changed. The fixing hole into which the third protrusion is inserted is provided at a position corresponding to the position at which the third protrusion is provided in this way on the upper surface portion (top plate or upper edge plate) of the assembly packaging box. .

  The present invention is not limited to application to paper cardboard, and can also be applied to plastic cardboard. Further, the present invention can be applied to various corrugated cardboards such as BF, AF, ABF and the like.

1, 21a, 21b, 31a, 31b Top plate 2 Left right plate 3 Front and rear side plates 4 Bottom plate 5 Inner plate 5a Notch portion 6, 7 Front and rear side plate overlapping piece 8 Top plate fixing piece 8a Fixing projection portion 9 Package fixing piece 10 Top Edge plate 11, 12 1st projection part 13, 14 2nd projection part 16 3rd projection part 19, 20 Fixing hole 22a, 22b Engagement piece 35a, 35b Inner plate overlapping piece 36 Fixing piece 41 Inner plate 50, 51, 52 , 53 Assembly packaging box 60 Packaged item 65 Outer box 100, 101, 102, 103 Sheet material

Claims (7)

An assembly packaging box that has a bottom plate, front and rear side plates, left and right side plates, and an inner plate that overlaps the inside of the left and right side plates, and is assembled by being folded along a crease line,
A plurality of first protrusions provided on at least one of the front and rear side plates and the left and right side plates and projecting leftward and rightward;
A plurality of second protrusions provided on at least one of the front and rear side plates and the left and right side plates, and projecting forward and backward;
A plurality of third protrusions provided on the bottom plate and projecting downward;
A fixing hole provided at a position corresponding to the third protrusion in the upper edge plate formed between the left and right side plates and the inner plate, and having a size equal to or larger than the size of the third protrusion;
An assembly packaging box, comprising: a concave portion formed to extend downward in the inner plate and having a width set according to the size of a human hand. The first protrusion is provided at the left end and the right end of the front and rear side plates, and the protrusion provided at the left end and the protrusion provided at the right end are mutually connected to the other protrusion. The part is provided at a position different from the position provided at the end of the front and rear side plates,
2. The assembly packaging box according to claim 1, wherein the second protrusion is provided on an upper end and a lower end of the front and rear side plates. A top plate connected to the front and rear side plates;
The top plate is provided continuously through a crease line along at least one of the left side edge and the right side edge of the top plate, is bent along the crease line, and extends from the top plate to the bottom plate. A fixed piece,
A top plate fixing protrusion provided at a lower end of the top plate fixing piece;
The assembly packaging box according to claim 1, further comprising a top plate fixing hole provided on the bottom plate and into which the top plate protrusion is inserted. A top plate connected to the front and rear side plates;
The top plate is connected via a crease line along at least one of the left side edge and the right side edge of the top plate, is bent along the crease line, and extends from the top plate toward the bottom plate. A package fixing piece, and
The distance according to the height of the to-be packaged object accommodated in the said assembly packaging box is ensured between the said bottom plate and the lower end part of the to-be-packaged object fixed piece. The assembly packaging box according to any one of 3 above.   The assembly packaging box according to claim 3 or 4, wherein the top plate is configured such that an opening is formed on an upper surface of the assembly packaging box. A first and a second top plate connected to the front side plate and the rear side plate of the front and rear side plates, respectively, and configured to cover the upper surface of the assembly packaging box;
A first engagement piece and a second engagement piece provided at a rear end portion of the first top plate and a front end portion of the second top plate, respectively, configured to engage with each other; ,
The assembly packaging box according to claim 1 or 2, wherein the first and second top plates are fixed by engaging the first and second engaging pieces. A first and a second top plate connected to the front side plate and the rear side plate of the front and rear side plates, respectively, and configured to cover the upper surface of the assembly packaging box;
First and second overlapping pieces that are continuously provided through crease lines along the left and right side edges of the first and second top plates, and are folded along the crease lines to overlap the inside of the inner plate; ,
First portions provided at a boundary portion with the first top plate at a rear end portion of the first superposed piece and a boundary portion with the second top plate at a front end portion of the second superposed piece, respectively. 1 and a second notch,
A fixing piece which is provided on the left and right side plates and is inserted into both the first and second cutouts by being bent;
The assembly packaging box according to claim 1 or 2, wherein the first and second top plates are fixed by inserting the fixing pieces into the first and second cutout portions.

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