JPH0665223U - Packaging box lid - Google Patents

Abstract

(57) [Summary] [Purpose] To improve the strength of a lid that holds a box in a packaging box in which a frame-like lid is used as a bottom material in combination with a box. [Structure] The box body 2 having an open surface facing down is fitted with a lid body 9. The lid body 9 has a rectangular lid portion 6 and four strip-shaped portions 10a, 10b, 11a, 11b provided on four sides thereof. Each strip-shaped portion is bent at a right angle with respect to the lid portion, and adjacent strip-shaped portions are surely joined by fitting the concave-convex shapes 12 and 13 to form strip-shaped sides 44a, 44b, 44c and 44d. The connection of the band-shaped portions is difficult to be separated by an external force, and the box body fitted inside thereof is securely held.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a packaging box for storing and protecting articles, and more particularly, to an improvement of a lid body that covers the open surface of the box body of the packaging box and is detachably fitted to the box body.

[0002]

[Prior art]

 A conventional packing material for packing and transporting a relatively large article will be described with reference to FIGS. 10 to 12. 10 is a schematic perspective view of a conventional packing box, FIG. 11 is a developed shape view of the lid 3 of the packing box of FIG. 10, and FIG. 12 is a partially enlarged view of a portion A of the lid 3 in FIG. is there . A conventional general packing box 1 is composed of a rectangular parallelepiped box body 2 having one open surface and a lid body 3 which covers the open surface and is fitted into the box body 2. The lid body 3 is placed and fixed on the upper surface of the pallet 4 as required and used as a bottom material, and the box body 2 is fitted to the lid body 3 as a case for protecting the article. In the developed shape view of FIG. 11, the lid body 3 has the strip-shaped portions 5, 5, 5 ′, 5 ′ extending from the four edges of the rectangular lid portion 6 bent at substantially right angles to the lid portion 6, As shown in FIG. 12, adjacent strip-shaped portions 5 and 5 ′ are simply fixed to each other with an adhesive tape 7 to manufacture.

[0003]

[Problems to be solved by the device]

 However, in the case of transporting an article by a packaging box using the conventional lid 3 as a bottom material as described above, the belt-like portions 5 and 5'are fixed by the impact, vibration, etc. when they are placed or transported. Since the adhesive tape 7 comes off and the band portion spreads outward, the box body 2 for protecting the article cannot be securely fixed to the lid body 3, and the article is packed inside during transportation. There was a problem that it became impossible to maintain the safety of. Also, instead of the adhesive tape 7, a method of crimping and fixing adjacent strip-shaped portions to each other with a metal fastener is used, but the cost of the packaging box increases and it is difficult to reuse it. Had.

[0004]

[Means for Solving the Problems]

 The present invention has been made to solve the above-mentioned conventional problems, and a lid of a packaging box according to the present invention is a packaging box that detachably covers an open surface provided on the box body of the packaging box. In the lid, a plate-shaped lid that covers the open surface of the box, and a plurality of strips that extend from a plurality of edges of the lid and are bent at substantially right angles to the lid. A plurality of strip-shaped sides formed by connecting the parts to each other, and the strip-shaped parts adjacent to each other are formed by fitting the strip-shaped parts together. Further, in the lid body, the lid portion may have a rectangular shape, and at least two of the strip-shaped sides facing each other may have four concave and convex fitting portions.

[0005]

[Action]

 The band-shaped sides of the lid according to the present invention are securely connected to each other by the uneven shape, and hold the periphery of the box. Even if an external force is applied, the strip side does not spread outward, and the lid body is fitted to the open surface side of the box body to securely fix the box body.

[0006]

【Example】

 Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. 1 to 4 are diagrams showing an embodiment of the present proposal. 1 is a schematic perspective view of a packaging box according to an embodiment of the present invention, FIG. 2 is a developed shape view of a lid body of FIG. 1, and FIG. 3 is a schematic perspective view of a lid body produced by assembling FIG. 4 is a partial enlarged view of a portion B in FIG. The packing box 8 includes a lid body 9 and a rectangular parallelepiped box body 2 having one open surface, which are fitted to each other with the open surface of the box body 2 facing downward so that the box body 2 is on the upper side. It is configured. The lid 9 extends from the rectangular-shaped lid portion 6 and the four edge portions 16, 17, 18, and 19 thereof, respectively, and is bent at a substantially right angle to the lid portion 6 to form four lid portions. It is composed of strip-shaped portions 10a, 10b, 11a, 11b forming a surface, and a square hole portion 14 is formed in the substantially central portion of each strip-shaped portion. When the lid 9 and the box 2 are fitted together, a rectangular hole (not shown) similar to the lid 9 is formed in each part of the box 2 corresponding to the rectangular hole 14 of the lid 9. When the box body 2 and the lid body 9 are fitted to each other to form the packaging box 8, the box body 2 and the lid body 9 are fastened to each other by the fasteners 15 penetrating through the square holes. It is supposed to be fixed.

Of the four strip-shaped portions of the lid body 9, the two strip-shaped portions 11 a and 11 b facing each other are provided with concave shapes 12 at both ends thereof, and the remaining pair of the strip-shaped portions 10 facing each other are provided. At both ends of each of a and 10b, a convex shape 13 is provided at each end so as to fit with the concave shape 12 and form four surfaces as strip sides 44a, 44b, 44c and 44d. When the concavo-convex portions of the adjacent strip portions are fitted to each other and assembled, two concavo-convex fitting portions having two strip-shaped sides 44b and 44d including the strip-shaped portions 11a and 11b facing each other are formed as shown in FIG. The lid 9 which has is comprised. Regarding the concave-convex shape of the belt-shaped portions, the belt-shaped portions 11a and 11b may be provided with a convex shape and the belt-shaped portions 10a and 10b may be provided with a concave shape.

As shown in FIG. 4, the lid body 9 thus manufactured has a structure in which the convex shape 13 has a rounded shape with a constriction, and the concave shape 12 is fitted to the convex shape 13. Therefore, the concave shape 12 and the convex shape 13 do not separate from each other even if a force to spread them outward is applied to the concave-convex fitting portion, and the state where they are firmly coupled is maintained.

FIG. 5 is a developed shape view of a lid body according to another embodiment of the present invention, and FIG. 6 is a schematic perspective view of the lid body produced by assembling FIG. The lid body 20 extends from the rectangular lid portion 21 and the four edge portions 22, 23, 24, and 25 thereof, respectively, and is bent at a substantially right angle to the lid portion 21 to be connected to each other. It is composed of strip-shaped portions 26a, 26b, 26c and 26d forming one surface, and a square hole portion 29 is formed in the substantially center of each strip-shaped portion. Each of the four band-shaped portions 26a, 26b, 26c, 26d of the lid body 20 has a concave shape 27 at one end thereof, and the remaining one end thereof is fitted with the adjacent concave shape 27 and has band-shaped sides 45a, 45d. , 45c, 45d are provided with convex shapes 28 so as to form four surfaces. When the adjacent strip-shaped portions are fitted to each other and assembled, as shown in FIG. 6, the lid body 20 in which the four strip-shaped sides 45a, 45b, 45c, 45d each have a concave-convex fitting portion is produced. It

FIG. 7 is a developed shape view of a lid body according to another embodiment of the present invention, and FIG. 8 is a schematic perspective view of the lid body produced by assembling FIG. The lid body 30 extends from the rectangular lid portion 31 and the four edge portions 32, 33, 34, and 35 of the rectangular lid portion 31 and is bent at a substantially right angle to the lid portion 31 to form four surfaces when connected to each other. The strip-shaped portions 36a, 36b, 37, and 38 forming a square-shaped portion are formed, and a square hole portion 41 is formed in the substantially central portion of each strip-shaped portion. Of the four band-shaped portions of the lid 30, a pair of adjacent band-shaped portions 36a and 36b has a concave portion 39 at one end thereof and a convex shape 40 at the remaining one end thereof. Of the other pair of adjacent strip-shaped portions, a concave portion 39 is provided at both ends of the strip-shaped portion 37, and a convex shape 40 is provided at both ends of the remaining one strip-shaped portion 38, which are fitted to each other and have strip-shaped sides 46a, 46b, 46c. , 46d to form four surfaces. When the adjacent strip-shaped portions are fitted to each other and assembled, as shown in FIG. 8, three strip-shaped sides 46a, 46b, 47, 48 have four strip-shaped sides 46a, 46b, 47 and four recess-projection fitting portions. The lid 30 having the above is manufactured.

As is clear from the above description, the element constituting the lid is characterized in that at least two strip-shaped sides facing each other have four concave-convex fitting portions. Is understood.

The concavo-convex shape according to the present invention may be various shapes other than the round shape shown in the above-mentioned embodiment. For example, as shown in FIG. 9, the fitting portion has a square concave shape 42. The convex shape 43 may be a fitting structure. As the material of the lid, various materials such as paper corrugated cardboard and synthetic resin which are usually used as a packaging box can be used. Further, the shape of the packaging box to which the present invention is applied is not limited to a rectangular parallelepiped, and may be a cube or another polygonal shape.

[0013]

As described above, according to the present invention, the adjacent strip-shaped portions are fitted to each other in a concavo-convex manner, so that there is an effect that a stable fitting and fixing that does not easily come off can be achieved. be able to.

[Brief description of drawings]

FIG. 1 is a schematic perspective view of an embodiment of the present invention.

FIG. 2 is a development view of a lid according to an embodiment of the present invention.

FIG. 3 is a schematic perspective view of a lid body manufactured by assembling FIG. 2 according to an embodiment of the present invention.

FIG. 4 is a partially enlarged view of part B in FIG. 3 according to an embodiment of the present invention.

FIG. 5 is a development view of a lid body according to another embodiment of the present invention.

FIG. 6 is a schematic perspective view of a lid body manufactured by assembling FIG. 5 according to another embodiment of the present invention.

FIG. 7 is a development view of a lid body according to another embodiment of the present invention.

FIG. 8 is a schematic perspective view of a lid body manufactured by assembling FIG. 7 according to another embodiment of the present invention.

FIG. 9 is an enlarged view of a fitting portion according to another embodiment of the present invention.

FIG. 10 is a schematic perspective view of a conventional packing material.

FIG. 11 is a development view of a lid in a conventional packaging box.

FIG. 12 is a partially enlarged view of a portion A in FIG. 10 of a conventional example.

[Explanation of symbols]

 1 Packing Box 2 Box Body 3 Conventional Lid Body 4 Pallet 5 Band-shaped part 6,21,31 Lid part 7 Adhesive tape 8 Packing box 9,20,30 Lid 10a, 10b, 11a, 11b Band-shaped part 26a, 26b, 26c, 26d strip | belt-shaped part 36a, 36b, 37, 38 strip | belt-shaped part 12 concave shape 13 convex shape 14 square hole part 15 fasteners 16, 17, 18, 19 edge part 22 of a lid part 22,23,24,25 of a lid part Edge part 32, 33, 34, 35 Edge part 42 of lid part Concave shape 43 Convex shape 44a, 44b, 44c, 44d Band side 45a, 45b, 45c, 45d Band side 46a, 46b, 47, 48 Band side

Claims (2)

[Scope of utility model registration request] 1. A lid of a packaging box that detachably covers an open surface provided in the box of the packaging box, comprising: a plate-shaped lid portion that covers the open surface of the box body; A plurality of strip-shaped sides formed by connecting a plurality of strip-shaped portions that extend from the edge portion and are bent at a substantially right angle to the lid portion, and the strip-shaped sides adjacent to each other; A lid for a packaging box, characterized in that the parts are formed by mating with each other. 2. The lid of the packaging box according to claim 1, wherein the lid has a rectangular shape, and at least two of the strip-shaped sides facing each other have four concavo-convex fitting portions.