JP3216656U - container - Google Patents

Abstract

The present invention provides a container that can cope with a large size and has excellent assemblability. A container 10 includes a main member 12 having a rectangular bottom plate 13 and a pair of end plates 15 erected on the bottom plate 13, and a pair of frame members 20 disposed on both sides of the main member 12. Is provided. The frame member 20 includes a lower plate 21 disposed on the lower surface of the bottom plate 13, and a side wall 34 and an end wall 24 erected on the lower plate 21. The end wall 24 includes a first outer plate 25 that is continuous with the lower plate 21, and a first inner plate 26 that is disposed inside the first outer plate 25. A first gap 30 is formed between the lower plate 21 and the first inner plate 26, a second gap 31 is formed between the first outer plate 25 and the first inner plate 26, and the main gap is formed in the first gap 30. The bottom plate 13 of the member 12 is detachably disposed, and the end plate 15 of the main trunk member 12 is detachably disposed in the second gap 31. [Selection] Figure 2

Description

  The present invention relates to a container.

  A container (packaging box) made of corrugated cardboard sheets is manufactured by being divided into two or more blanks, for example, when the maximum length exceeds 80 cm.

  Japanese Patent Application Laid-Open No. H10-228667 discloses a return box provided with a trunk member made of corrugated cardboard and a resin frame. The main member includes a quadrangular bottom plate, side plates erected on the opposite long sides of the bottom plate, and engagement plates provided continuously on both sides of the side plate. The frame is fitted to the main member so as to surround the short side of the bottom plate and the end of the side plate. However, this return box has a high manufacturing cost because the pair of frames are resin molded products.

  Patent Document 2 discloses a packaging container that includes a trunk member made of corrugated cardboard sheets and an end wall member. The main member includes a quadrangular bottom plate and a side plate connected to the long side opposite to the bottom plate. An end wall member is provided with the sticking part stuck on the short side which the bottom plate opposes, and the end wall and insertion board which were connected with the sticking part. An end wall consists of a double wall provided with an outer board and an inner board, and the insertion board is arrange | positioned between the outer board and the inner board. However, since this packaging container needs to stick an end wall member to a main trunk member, an assembly operation is complicated.

Japanese Utility Model Publication No. 49-34421 Japanese Utility Model Publication No. 63-154423

  It is an object of the present invention to provide a container made of corrugated cardboard sheets that can cope with a large size and has good assemblability.

  One aspect of the present invention is a main member having a quadrangular bottom plate and a pair of end plates erected on opposite ends of the bottom plate, and disposed on both sides of the main member that intersects the end sides. A container made of corrugated cardboard sheets having a pair of frame members, wherein the frame member is disposed on a lower plate disposed on a lower surface of the bottom plate and an outer side of the lower plate extending along a side of the bottom plate. A side wall that is erected, and an end wall that is erected on an outer end side of the lower plate that extends along the end side of the bottom plate, and the end wall is a first outer plate that is continuous with the lower plate. And a first inner plate disposed inside the first outer plate, and a first gap is formed between the lower plate and the first inner plate, and the first outer plate and the first inner plate are formed. A second gap is formed between the plates, the bottom plate of the main member is detachably disposed in the first gap, and the second gap is The end plate of the trunk member is disposed detachably, to provide a container.

  Since this container is composed of a main member having a bottom plate and an end plate, and a frame member having a side wall and an end wall, it can reliably cope with a large size. Since the main member and the frame member are formed of corrugated cardboard sheets, the manufacturing cost of the container can be reduced as compared with the case where a resin molded product is used. Further, since the end wall of the frame member includes the first gap and the second gap that are detachably disposed on the end plate and the bottom plate of the main member, by disposing the frame member on both sides of the main member, The container can be assembled easily. In addition, when the product to be stored is heavy, it can be easily handled by using a highly rigid corrugated cardboard sheet as the main trunk member.

  Since the container is composed of one main trunk member and two frame members, the container can be reused by exchanging only the part damaged by use. Moreover, it is also possible to print an advertisement or the like according to the user on the side wall of the frame member having a larger area than the end plate of the main member. That is, by changing (changing) the frame member according to the user, it is possible to provide a container that is excellent in design and capable of obtaining a sales promotion effect.

  The end wall includes a first upper plate that is connected to the upper end of the first outer plate and the upper end of the first inner plate and forms the second gap. According to this aspect, the 2nd space | gap which arrange | positions the end plate of a main trunk member can be formed reliably.

  The bottom plate of the main trunk member is in surface contact with the lower plate of the frame member, and in line contact with the lower end of the first inner plate in the first gap of the frame member. The end plate of the main trunk member is in surface contact with the inner surface of the end wall in the second gap of the frame member. According to this aspect, the assembly state of the container can be reliably maintained.

  The side wall is provided with an opening extending from the upper end of the side wall toward the lower plate. According to this aspect, since the goods accommodated from the side of the container can be seen, the goods can be arranged and sold in the store while being accommodated in the container.

  The side wall includes a second outer plate that is continuous with the lower plate, and a second inner plate that is disposed inside the second outer plate, and the second outer plate includes the second inner plate. A folded portion that is disposed inside and covers the lower edge of the opening along the lower plate is provided. According to this aspect, the rigidity of the side wall can be increased. In addition, since the edge of the opening (the end face of the cardboard sheet) is obscured, the appearance of the container can be improved.

  The second inner plate is provided with a locking portion, and the folded portion is provided with a locked portion locked to the locking portion. According to this aspect, the rigidity of the side wall can be reliably increased, and the side wall can be reliably maintained in the assembled state.

  The end wall and the side wall are each provided with a positioning convex portion at the upper end and a positioning concave portion for disposing the positioning convex portion formed on the other container at the lower end. According to this aspect, since other containers having the same structure can be stacked, convenience in transportation and display sales at a store can be improved.

  A first insertion plate disposed between the second outer plate of the side wall and the second inner plate is connected to the first inner plate of the end wall, and the second outer plate of the side wall is connected to the second outer plate of the side wall. A second insertion plate disposed between the first outer plate and the first inner plate of the end wall is continuously provided. According to this aspect, the assembled state of the frame member can be maintained, and the rigidity of the end wall and the side wall can be improved.

  The end plate of the main trunk member is provided with a locking projection, and the end wall of the frame member is provided with a locking hole in which the locking projection is locked. According to this aspect, the assembled state of the main trunk member and the frame member can be reliably maintained.

  Since the container of the present invention is composed of a main trunk member and a pair of frame members, it can reliably cope with a large size. Since the container is made of a corrugated cardboard sheet, the manufacturing cost can be reduced as compared with the case where a resin molded product is used. Since it is completed by fitting the main member on both sides of the frame member, the assembling property of the container can be improved.

The perspective view which shows the container which concerns on embodiment of this invention. The II-II sectional view taken on the line of the container of FIG. The exploded perspective view of a container. The top view of the blank of a main trunk member. The top view of the blank of a frame member. Sectional drawing which shows the cardboard sheet | seat which comprises a main trunk member. Sectional drawing which shows the cardboard sheet | seat which comprises a frame member. Sectional drawing which shows the general ruled line formed in the blank. Sectional drawing which shows the reverse ruled line formed in the blank. Sectional drawing which shows the cutting line formed in the blank. The perspective view which shows the process of assembling a frame member. The perspective view which shows the other process of assembling a frame member. The perspective view which shows the other process of assembling a frame member.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  1 to 3 show a container 10 according to an embodiment of the present invention. The container 10 is a tray having an open upper end, and includes one main trunk member 12 and two frame members 20 and is formed by assembling them. The containers 10 are formed in a dimension that fits on a pallet with a predetermined loading area (for example, 1183 mm × 980 mm) by arranging them in a predetermined arrangement. The container 10 of the present embodiment is composed of one main trunk member 12 and two frame members 20, and improves the assemblability of the container 10 while being able to cope with a large size.

(Container blank)
The main trunk member 12 is formed by bending one blank shown in FIG. 4 at a predetermined site. The frame member 20 is formed by bending the blank shown in FIG. 5 at a predetermined site. These blanks are formed by punching a paper cardboard sheet by a known paper container punching device. These do not have a fixed portion due to glueing or the like. 4 and 5, the scales of the blanks of the main trunk member 12 and the frame member 20 are drawn differently in order to show them as large as possible.

  Referring to FIG. 6, a corrugated cardboard sheet 1A constituting the main trunk member 12 includes a front liner 2 (outer surface of the container 10), a back liner 3 (inner surface of the container 10), and a middle liner 4 arranged in parallel. In this configuration, a corrugated medium shin 5 is provided between the liner 2 and the middle liner 4 and between the back liner 3 and the middle liner 4. Referring to FIG. 7, the corrugated cardboard sheet 1 </ b> B constituting the frame member 20 has a configuration in which a wavy shin 5 is disposed between the front liner 2 and the back liner 3 arranged in parallel. The double-sided cardboard sheet 1A has higher rigidity than the single-phase (general-purpose) cardboard sheet 1B.

  4 and FIG. 5 is a general ruled line formed by putting a rule from the back liner 3 so as to compress the thickness, as shown in FIG. 8A. A portion indicated by a broken line in FIG. 5 is a reverse ruled line formed by putting a rule from the front liner 2 so as to compress the thickness as shown in FIG. 8B. 5 are a cutting line formed by inserting a blade from the back liner 3 to the front liner 2 and a shape line (side) by punching. 8A to 8C use the general-purpose cardboard sheet 1B shown in FIG. 7, but the same applies to the case where it is formed on the double-sided cardboard sheet 1A shown in FIG.

  In the following description, the state shown in FIG. 6 and FIG. Further, the longitudinal direction of the container 10 facing the pair of end plates 15 (end walls 24) is referred to as the X direction, and the short direction of the container 10 facing the pair of side walls 34 is referred to as the Y direction. The direction is sometimes referred to as the Z direction.

(Outline of the container)
As shown in FIGS. 1 to 3, the main trunk member 12 includes a bottom plate 13 and a pair of end plates 15 erected on both ends of the bottom plate 13 in the X direction. The bottom plate 13 is a quadrangular plate extending along the XY plane. The end plate 15 is a quadrangular plate extending along the YZ plane. Referring to FIG. 4, the main trunk member 12 is punched so that the step direction is the X direction. On the pair of end sides of the bottom plate 13, folding lines 14 made of general-purpose ruled lines are formed. The end plate 15 is connected to the bottom plate 13 via a folding line 14. The width of the bottom plate 13 and the end plate 15 in the Y direction is the same. A pair of end plates 15 are provided with oval handle holes 16 that are horizontally long in the Y direction by punching.

  Subsequently, as shown in FIGS. 1 to 3, the frame members 20 are respectively attached to both sides of the main trunk member 12 located on both sides in the Y direction. The frame member 20 includes a lower plate 21, a pair of end walls 24, and a side wall 34. Referring also to FIG. 5, the frame member 20 is punched so that the step direction is the X direction.

  The lower plate 21 is a quadrangular plate extending along the XY plane, and is disposed on the lower surface of the bottom plate 13 in a surface contact state. The width of the lower plate 21 in the Y direction is less than half the width of the bottom plate 13 in the Y direction, and in the present embodiment, the width is approximately 20%. Referring to FIG. 5, a folding line 22 made of a general ruled line is formed on the outer end side in the X direction of the lower plate 21 extending along the folding line 14 of the bottom plate 13, and an end wall 24 is formed via the folding line 22. Are connected. A fold line 23 made of a general ruled line is formed on the outer side of the lower plate 21 extending in a direction orthogonal to the fold line 22 and extending along the side 13 a of the bottom plate 13, and a side wall 34 is formed via the fold line 23. Are connected.

  The end wall 24 is erected on the outer end side (folding curve 22) of the lower plate 21. The lateral width in the Y direction of the end wall 24 and the lower plate 21 is the same. The end wall 24 includes a first outer plate 25 that is continuous with the lower plate 21 via a folding line 22, a first inner plate 26 that is disposed inside the first outer plate 25, and a first outer plate that is installed on the upper ends of the first outer plate 25. It is a double wall having one upper plate 27. In addition, a first insertion plate 32 disposed in the side wall 34 is connected to the first inner plate 26.

  The first outer plate 25 is a quadrangular plate extending along the YZ plane, and is disposed outside the end plate 15. A folding line 28 made of a general ruled line is provided on the upper end side of the first outer plate 25, and a first upper plate 27 is continuously provided via the folding line 28.

  The first inner plate 26 is a quadrangular plate extending along the YZ plane, and is positioned parallel to the first outer plate 25 with an interval in the X direction, and is in surface contact with the inner surface of the end plate 15. Is arranged in. A folding line 29 made of a general ruled line is provided on the upper end side of the first inner plate 26, and the first upper plate 27 is continuously provided via the folding line 29.

  As shown most clearly in FIG. 2, a first gap 30 is formed between the lower plate 21 and the lower end of the first inner plate 26 so that the bottom plate 13 of the main member 12 can be detached (inserted). . That is, the height of the first inner plate 26 in the Z direction is formed such that the first gap 30 is formed between the first inner plate 26 and the lower plate 21. The lower end of the lower plate 21 is in line contact with the upper surface of the bottom plate 13 of the main trunk member 12. Here, the line contact is not limited to a strictly contacted state, but is a substantial line that can prevent the bottom plate 13 from moving away from the bottom plate 13 and prevent a gap from being generated between them. Contact state is included.

  The first upper plate 27 is a quadrangular plate body that extends along the XY plane and is positioned parallel to the lower plate 21, and is disposed above the end plate 15. In the X direction, one end of the first upper plate 27 is connected to the upper end of the first outer plate 25, and the other end of the first upper plate 27 is connected to the upper end of the first inner plate 26.

  As shown most clearly in FIG. 2, a second insertion plate 46 of the side wall 34 and an end plate 15 of the main member 12, which will be described later, can be disposed between the first outer plate 25 and the first inner plate 26. A second gap 31 is formed. That is, the first upper plate 27 forms the second gap 31 between the first outer plate 25 and the first inner plate 26, and forms a space in which the end plate 15 of the main trunk member 12 is disposed in the end wall 24. It is provided for. The lateral width of the first upper plate 27 in the X direction is formed with a dimension that allows the second gap 31 defined between the first outer plate 25 and the first inner plate 26 to be formed. The end plate 15 of the main trunk member 12 disposed in the second gap 31 is in surface contact with the inner surface of the end wall 24. Specifically, the inner surface of the end plate 15 is in surface contact with the first inner plate 26, and the outer surface of the end plate 15 is in surface contact with the first outer plate 25 via the second insertion plate 46.

  Referring to FIG. 10, the first insertion plate 32 is a quadrangular plate extending along the XZ plane, and is disposed in the side wall 34. The first insertion plate 32 is connected to the outer side of the first inner plate 26 in the Y direction via a folding line 33. Referring to FIG. 5, the folding line 33 is constituted by a lead ruler including a reverse ruled line 33a and two cutting lines 33b provided on the reverse ruled line 33a with a space therebetween.

  As shown in FIGS. 1 and 3, the side wall 34 is erected on the outer side (folding curve 23) of the lower plate 21. The total length of the side wall 34 and the bottom plate 13 in the X direction is the same, and the total height of the side wall 34 and the end wall 24 in the Z direction is the same. The side wall 34 includes a second outer plate 35 that is continuous with the lower plate 21 via the folding line 23, a second inner plate 36 that is disposed on the inner side of the second outer plate 35, and a second bridge that is installed on the upper ends thereof. A double wall having an upper plate 37. An opening 40 is formed in the side wall 34. The second outer plate 35 is provided with a folded portion 41 that covers the lower edge of the opening 40 and a second insertion plate 46 that is disposed in the end wall 24.

  The second outer plate 35 is a plate body that extends along the XZ plane and is generally U-shaped by forming the opening 40, and is disposed so as to overlap the outer surface of the first insertion plate 32. A second upper plate 37 is connected to the upper end side of the second outer plate 35 located on both sides in the X direction of the opening 40 via a folding line 38. Referring to FIG. 5, the folding line 38 is constituted by a lead ruler including a general ruled line and a plurality of cutting lines provided on the general ruled line at intervals.

  The second inner plate 36 is a plate body that extends along the XZ plane and is generally U-shaped by forming the opening 40, and is disposed so as to overlap the inner surface of the first insertion plate 32. On the upper end side of the second inner plate 36 located on both sides in the X direction of the opening 40, a folding line 39 made of the same lead rule as the folding line 38 is provided. It is connected continuously.

  The second upper plate 37 is a rectangular plate body that extends along the XY plane and is positioned in parallel to the lower plate 21, and is formed on both sides of the opening 40. In the Y direction, one end of the second upper plate 37 is connected to the second outer plate 35, and the other end of the second upper plate 37 is connected to the second inner plate 36. The horizontal width of the second upper plate 37 in the Y direction is formed with a dimension that allows a gap in which the first insertion plate 32 can be disposed between the second outer plate 35 and the second inner plate 36 to be formed.

  The opening 40 extends from the upper end of the side wall 34 toward the lower plate 21 and is formed in a quadrangular shape whose X-direction dimension is longer than the Z-direction dimension. In other words, by providing a continuous punched portion on the second outer plate 35, the second inner plate 36, and the second upper plate 37, the side wall 34 is formed with an opening 40 penetrating from the outside to the inside. Yes. As most clearly shown in FIG. 11, the opening 40 includes a lower edge 35 a formed on the second outer plate 35 and a pair of horizontal edges 35 b, and a lower edge 36 a formed on the second inner plate 36 and a pair of horizontal edges. The edge 36 b and the pair of upper edges 37 a formed on the second upper plate 37 are surrounded.

  The folded portion 41 is provided to cover the lower edges 35a and 36a of the opening 40. The folded portion 41 includes a closing plate 42 that is continuous with the lower edge 35 a of the second outer plate 35, and a folded plate 43 that is continuous with the inner side of the closing plate 42. The blocking plate 42 is a quadrangular plate extending along the XY plane, and is connected to the lower edge 35a of the opening 40 (second outer plate 35) via a folding line 44. The folded plate 43 is a quadrangular plate body that extends along the XZ plane and is placed on the inner surface of the second inner plate 36, and is connected to the inner side of the closing plate 42 via a folding line 45. Yes. These folding lines 44 and 45 are constituted by lead rules having general ruled lines and cutting lines.

  Referring to FIG. 2, the second insertion plate 46 is a quadrangular plate extending along the YZ plane, and is disposed between the end plate 15 and the first outer plate 25. Referring to FIG. 5, the second insertion plate 46 is connected to the outer end side of the second inner plate 36 in the X direction via a folding line 47 formed of a general ruled line.

  Referring to FIG. 10, in order to maintain the end wall 24 in the assembled state, the lower plate 21 is provided with a locking hole 48 along the folding line 23, and the first insertion plate 32 has a locking hole 48. A locking projection 49 for locking is provided. The locking hole 48 is a through-hole, and the locking protrusion 49 is a protrusion protruding downward in the Z direction.

  In order to maintain the side wall 34 in the assembled state, the second inner plate 36 is formed with a locking projection 50 that locks into the locking hole 48. That is, the locking hole 48 is also used for locking the end wall 24 and the side wall 34. The locking protrusion 50 is a protrusion protruding downward in the Z direction. Referring to FIG. 9, the lower plate 21 and the first upper plate 27 are provided with locking holes 51a and 51b, and the second insertion plate 46 is locked to the locking holes 51a and 51b. Portions 52a and 52b are provided. The locking holes 51a and 51b are through holes, and the locking protrusions 52a and 52b are protrusions that protrude outward in the Z direction.

  Referring to FIG. 11, in order to maintain the folded portion 41 in the assembled state, the second inner plate 36 is provided with a locking portion 53, and the folded plate 43 is locked to be locked to the locking portion 53. 54 is provided. The locking portion 53 is formed by punching a central portion in the X direction of the second inner plate 36 into a substantially U shape, and includes a semicircular protruding piece protruding upward. The locked portion 54 is formed by cutting out the tip of the folded plate 43 into a substantially W shape, and includes a semicircular protruding piece that protrudes downward.

  As shown in FIGS. 1 and 3, in order to maintain the assembled state of the main trunk member 12 and the frame member 20, the end plate 15 of the main trunk member 12 is provided with a locking projection 17, and the end of the frame member 20 is The wall 24 is provided with a locking hole 55 for locking to the locking projection 17. The locking projections 17 are provided at both ends of the end plate 15 in the Y direction, and protrude upward in the Z direction so as to be flush with the end plate 15. The locking hole 55 is formed by punching the outer end in the Y direction of the first upper plate 27 in the end wall 24.

  As shown in FIG. 1, in order to stack a plurality of containers 10, positioning protrusions 56 are provided at the upper ends of the end walls 24 and the side walls 34, and positioning recesses 57 are provided at the lower ends of the end walls 24 and the side walls 34. ing.

  The positioning convex portion 56 includes a first portion 56 a protruding from the first outer plate 25, a second portion 56 b protruding from the second outer plate 35, and a third portion 56 c protruding from the second insertion plate 46. It is formed in an L shape in plan view. The first portion 56 a is provided at the outer end of the first outer plate 25 in the Y direction. The second portion 56b is provided at the outer end of the second outer plate 35 in the X direction. The third portion 56c is provided at the outer end of the second insertion plate 46 in the Y direction. These protrude upward in the Z direction so as to be flush with the first outer plate 25, the second outer plate 35, and the second insertion plate 46. The third portion 56c is disposed so as to overlap the inner surface of the first portion 56a.

  The positioning concave portion 57 is provided for arranging the positioning convex portion 56 of the other container 10. The positioning recess 57 includes a first portion 57a formed on the first outer plate 25, a second portion 57b formed on the second outer plate 35, and a third portion 57c formed on the second insertion plate 46. And is formed so as to have an L-shape when viewed from the bottom. The first portion 57 a is provided at the outer end of the first outer plate 25 in the Y direction. The second portion 57b is provided at the outer end of the second outer plate 35 in the X direction. The third portion 57 c is provided at the outer end of the second insertion plate 46 in the Y direction. Referring to FIG. 5, these are formed by punching the intersecting portion of the first outer plate 25, the second outer plate 35, and the second insertion plate 46 in a generally T shape.

  When assembling the container 10, for example, the frame member 20 is assembled first. Specifically, as shown in FIG. 9, after the second outer plate 35 is bent upward with respect to the lower plate 21, the second insertion plate 46 is bent inward with respect to the second outer plate 35. Subsequently, the first outer plate 25 is bent upward with respect to the lower plate 21 and overlapped on the outer surface of the second insertion plate 46.

  Next, as shown in FIG. 10, after the first upper plate 27 is bent inward with respect to the first outer plate 25, the first inner plate 26 is bent downward with respect to the first upper plate 27. At this time, the locking protrusions 52 a and 52 b of the second insertion plate 46 are locked in the locking holes 51 a and 51 b of the lower plate 21 and the first upper plate 27. The first insertion plate 32 may be bent outward in advance with respect to the first inner plate 26 as shown in FIG. 9, or when the first inner plate 26 is bent, the second inner plate 36. You may fold a valley by making it interfere.

  Next, as shown in FIG. 11, after the second upper plate 37 is bent inward with respect to the second outer plate 35, the second inner plate 36 is bent downward with respect to the second upper plate 37. At this time, the locking projection 49 of the first insertion plate 32 and the locking projection 50 of the second inner plate 36 are locked in the locking holes 48 of the lower plate 21. Thereafter, the closing plate 42 is bent inward with respect to the second outer plate 35, and then the folded plate 43 is bent downward with respect to the closing plate 42. At this time, the locked portion 54 of the folded plate 43 is locked to the locking portion 53 of the second inner plate 36.

  As a result, as shown in FIG. 3, the frame member 20 is assembled in which the end walls 24 are erected on both ends in the X direction of the lower plate 21 and the side walls 34 are erected on one side of the lower plate 21.

  Next, the end plate 15 is bent upward with respect to the bottom plate 13. The member 20 is disposed on the side of the bottom plate 13 so that the first gap 30 is located at the end of the bottom plate 13 in the Y direction and the second gap 31 is located at the end of the end plate 15 in the Y direction. Thereafter, the frame member 20 is fitted into the main trunk member 12 until the second inner plate 36 abuts on the side 13 a of the bottom plate 13.

  Accordingly, as shown in FIGS. 1 and 2, the locking protrusions 17 of the main trunk member 12 are locked in the locking holes 55 of the frame member 20, and the frame members 20 are respectively attached to both sides of the main trunk member 12. 10 is completed.

  In the assembled state, the bottom plate 13 of the main trunk member 12 contacts the lower plate 21 of the frame member 20 and contacts the first inner plate 26. Further, the end plate 15 of the main member 12 is in surface contact with the first inner plate 26 of the end wall 24 of the frame member 20 and is in surface contact with the second insertion plate 46 that is in surface contact with the first outer plate 25. Therefore, it is possible to effectively prevent the frame member 20 from being detached from the main trunk member 12 due to the frictional resistance generated between them.

  As described above, the container 10 is configured by the main member 12 including the bottom plate 13 and the end plate 15 and the frame member 20 including the side wall 34 and the end wall 24, so that it can reliably cope with a large size. . Since the main member 12 and the frame member 20 are formed of corrugated cardboard sheets 1A and 1B, the manufacturing cost of the container 10 can be reduced as compared with the case of using a resin molded product.

  Since the end wall 24 of the frame member 20 is provided with gaps 30 and 31 in which the bottom plate 13 and the end plate 15 of the main trunk member 12 are detachably disposed, the container 10 can be simply fitted on both sides of the main trunk member 12. Can be assembled easily. In addition, when the product to be stored is heavy, it can be easily handled by using the highly rigid cardboard sheet 1 </ b> A for the main trunk member 12.

  Since the container 10 is composed of one main trunk member 12 and two frame members 20, the remaining part can be reused by exchanging only the part damaged by use. Further, an advertisement or the like corresponding to the user can be printed on the side wall 34 of the frame member 20 having a larger area than the end plate 15 of the main member 12. That is, by changing (changing) the frame member 20 according to the user, it is possible to provide the container 10 that is excellent in design and capable of obtaining a sales promotion effect.

  Since the opening part 40 extended toward the lower plate 21 from the upper end of the side wall 34 is provided in the side wall 34, the goods accommodated from the side of the container 10 can be confirmed. Therefore, it is possible to sell the products in the store as they are in the container 10.

  Since the end wall 24 and the side wall 34 are comprised by the double wall, the rigidity of the container 10 can be improved effectively. Moreover, since the lower edge 35a, 36a (the step of the corrugated cardboard sheet 1B) of the opening 40 is covered by the folded portion 41, the appearance of the container 10 can be improved.

  Since the folded portion 41 is disposed so as to overlap the second inner plate 36 of the side wall 34, the rigidity of the side wall 34 can be further increased, and the locking portion 53 and the locked portion 54 are connected to the second inner plate 36 and the folded portion 41. Therefore, the side wall 34 can be reliably maintained in the assembled state.

  The end wall 24 and the side wall 34 are each provided with a positioning projection 56 at the upper end and are provided with a positioning recess 57 at the lower end, so that other containers 10 having the same structure can be stacked. Therefore, the convenience at the time of transportation and display sales at a store can be improved.

  Since the first insertion plate 32 arranged in the side wall 34 is connected to the end wall 24, and the second insertion plate 46 arranged in the end wall 24 is connected to the side wall 34, the frame The assembled state of the member 20 can be effectively maintained, and the rigidity of the end wall 24 and the side wall 34 can be further improved.

  Since the main projection 12 is provided with the locking projection 17 and the frame member 20 is provided with the locking hole 55, the assembled state of the main trunk member 12 and the frame member 20 can be reliably maintained.

  In addition, the container 10 of this invention is not limited to the structure of the said embodiment, A various change is possible.

  For example, the opening 40 may not be provided on the side wall 34 of the frame member 20. In this case, the folding | returning part 41 which hides the lower edges 35a and 36a of the opening part 40 is unnecessary. The frame member 20 may not be provided with the positioning convex portion 56 and the positioning concave portion 57 for stacking. The frame member 20 may be provided with only one of the first insertion plate 32 and the second insertion plate 46. The configuration of the locking projections 17 of the main trunk member 12 and the locking holes 55 of the frame member 20 may be changed as necessary or may not be provided. The corrugated cardboard sheets 1A and 1B that are the material of the container 10 are not limited to paper but may be made of resin.

DESCRIPTION OF SYMBOLS 1A, 1B ... Corrugated cardboard sheet 2 ... Front liner 3 ... Back liner 4 ... Middle liner 5 ... Middle liner 10 ... Container 12 ... Main trunk member 13 ... Bottom plate 13a ... Side 14 ... Folding curve (edge)
DESCRIPTION OF SYMBOLS 15 ... End plate 16 ... Handle hole 17 ... Locking protrusion 20 ... Frame member 21 ... Lower plate 22 ... Folding curve (outer edge side)
23 ... Bent curve (outside)
24 ... End wall 25 ... First outer plate 26 ... First inner plate 27 ... First upper plate 28 ... Folding curve 29 ... Folding curve 30 ... First gap 31 ... Second gap 32 ... First insertion plate 33 ... Fold Curve 33a ... Reverse ruled line 33b ... Cutting line 34 ... Side wall 35 ... Second outer plate 35a ... Lower edge 35b ... Lateral edge 36 ... Second inner plate 36a ... Lower edge 36b ... Lateral edge 37 ... Second upper plate 37a ... Upper edge 38 ... Folding curve 39 ... Folding curve 40 ... Opening 41 ... Folding part 42 ... Closure plate 43 ... Folding plate 44 ... Folding curve 45 ... Folding curve 46 ... Second insertion plate 47 ... Folding curve 48 ... Locking hole 49 ... Locking protrusion 50 ... Locking protrusion 51a, 51b ... Locking hole 52a, 52b ... Locking protrusion 53 ... Locking part 54 ... Locked part 55 ... Locking hole 56 ... Positioning convex part 56a ... First Part 56b ... Second part 56c ... Third part 57 ... Positioning recess 57a ... First part 57b ... Second part 57c ... the third part

Claims (10)

A trunk member having a rectangular bottom plate and a pair of end plates erected on opposite sides of the bottom plate;
A container made of corrugated cardboard, comprising a pair of frame members disposed on both sides of the main trunk member intersecting the end side,
The frame member extends along the end side of the bottom plate, a lower plate disposed on the lower surface of the bottom plate, a side wall erected on the outer side of the lower plate extending along a side of the bottom plate, and the bottom plate. An end wall erected on the outer edge of the lower plate,
The end wall includes a first outer plate that is continuous with the lower plate, and a first inner plate that is disposed inside the first outer plate,
A first gap is formed between the lower plate and the first inner plate, and a second gap is formed between the first outer plate and the first inner plate,
The container in which the bottom plate of the main trunk member is detachably arranged in the first gap, and the end plate of the main trunk member is detachably arranged in the second gap.   2. The container according to claim 1, wherein the end wall includes a first upper plate that is connected to an upper end of the first outer plate and an upper end of the first inner plate to form the second gap.   The bottom plate of the main trunk member is in surface contact with the lower plate of the frame member, and line contact is made with the lower end of the first inner plate in the first gap of the frame member. Container.   The container according to any one of claims 1 to 3, wherein the end plate of the main trunk member is in surface contact with an inner surface of the end wall in the second gap of the frame member.   The container according to any one of claims 1 to 4, wherein the side wall is provided with an opening extending from an upper end of the side wall toward the lower plate. The side wall includes a second outer plate that is continuous with the lower plate, and a second inner plate that is disposed inside the second outer plate,
The container according to claim 5, wherein the second outer plate is provided with a folded portion that is disposed inside the second inner plate and covers a lower edge of the opening along the lower plate. The second inner plate is provided with a locking portion,
The container according to claim 6, wherein the folded portion is provided with a locked portion that is locked to the locking portion. On the end wall and the side wall,
A positioning projection is provided at the upper end,
The container according to claim 6 or 7, wherein a positioning recess for arranging the positioning protrusion formed on another container is provided at a lower end. The first inner plate of the end wall is continuously provided with a first insertion plate disposed between the second outer plate of the side wall and the second inner plate,
The second insertion plate disposed between the first outer plate of the end wall and the first inner plate is connected to the second outer plate of the side wall. The container according to item 1. The end plate of the main trunk member is provided with a locking projection,
The container according to any one of claims 1 to 9, wherein a locking hole in which the locking projection is locked is provided in the end wall of the frame member.

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