JP2011168290A - Assembly type accommodating box - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an assembly type accommodating box having excellent waterproofness and durability, and repeatedly cleaned and reused even when it becomes dirty. <P>SOLUTION: The assembly type accommodating box includes a cap sheet 101 having a large number of projections 100 inflating in a hollow shape, a back sheet 102 piled up on the opening side of each projection 100, and a liner sheet 103 piled up on the top side of each projection 100. A hinge part 2 is formed by forming a cutout 3 at a predetermined part of a resin-made foam boat 10 which is lamination-integrated by the heat seal, and each constitution piece including at least a bottom plate piece 11, a side plate piece 12 and a back plate piece 13 which are connected to each other via the hinge part 2 is assembled into a box shape. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to an assembly-type storage box used for sorting and storing various articles.

  For example, Patent Document 1 discloses a corrugated cardboard storage case formed by assembling corrugated cardboard cut into a predetermined shape as a case for sorting and storing tools, machine parts, and the like. In such a cardboard storage case, the side plate portion has a double structure of the outer plate and the inner plate, thereby suppressing the curved deformation of the side plate portion, and the entire surface portion and the back surface portion have a multiple structure through the flap pieces. I am trying to increase the strength.

  That is, in the corrugated cardboard storage case disclosed in the cited document 1, in order to increase the strength, the outer plate is erected, and the protruding piece that is bent on the inner plate and protrudes from the inner plate is provided on the inner plate. The side plate portion is formed in a double structure by being inserted and locked into a locking hole formed through the bottom plate. In addition, the inner side of the upright outer back plate is engaged with each other, and then the flap pieces are placed, the inner back plate is folded inward, and the protruding piece protruding from the inner back plate is provided through the bottom plate. The back part is formed so as to have a multiple structure by being inserted into and locked into the hole, and the front part is also arranged in such a manner that the front flap pieces are engaged with each other on the inside of the standing front outer plate. Is formed in a multiple structure by inserting and locking a projecting piece projecting on the front inner plate by bending it inwardly into a locking hole formed through the bottom plate ([0010] to Citation 1). [Refer paragraph [0011]).

Utility Model Registration No. 3027168

  However, although the cardboard storage case as described above has increased strength by stacking cardboard, it is made of corrugated cardboard, so it has poor water resistance and durability, and oil that adheres to tools and machine parts. When it becomes dirty, it is difficult to wash away such dirt, so it is not suitable for repeated reuse.

  Therefore, the present inventors have made extensive studies in view of the above circumstances, paying attention to a resin-made hollow plate generally called a bubble board, and processing the bubble board to assemble it into a box shape. Thus, the present inventors have found that it is possible to provide an assembly-type storage box that is excellent in water resistance and durability, can be washed and reused even if it becomes dirty, and has completed the present invention.

  The assembly-type storage box according to the present invention includes a cap sheet formed with a plurality of protrusions that bulge in a hollow shape, a back sheet stacked on the opening side of the protrusions, and a top surface side of the protrusions. And a liner sheet, and a resin-made bubble boat in which these are laminated and integrated by heat-sealing. A hinge portion is formed by cutting a predetermined portion of the bubble board, and through the hinge portion. Each component piece including at least a bottom plate piece, a side plate piece, and a back plate piece that are continuously provided is assembled in a box shape.

  The assembly type storage box according to the present invention is formed by cutting a predetermined part of a resin-made bubble board to form a hinge part, and assembling each component piece continuously provided through the hinge part into a box shape. Therefore, it is excellent in water resistance and durability, and can be washed and reused even if it becomes dirty.

It is a perspective view which shows the outline of embodiment of the assembly-type storage box based on this invention. It is an expanded view of embodiment of the assembly-type storage box which concerns on this invention. It is explanatory drawing which shows an example of a bubble board. It is a principal part enlarged view of the assembly-type storage box which concerns on this invention. It is sectional drawing which shows the AA cross section of FIG. It is sectional drawing which shows the BB cross section of FIG.

Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is a perspective view schematically showing the assembly type storage box according to the present embodiment, and FIG. 2 is a development view of the assembly type storage box shown in FIG.

  As shown in these drawings, the assembly-type storage box 1 in the present embodiment includes a bottom plate piece 11, side plate pieces 12, a back plate piece 13, and a front plate piece 14 as constituent pieces arranged continuously via a hinge portion 2. , And a connecting piece 15. Then, the constituent pieces provided in a continuous manner are bent at the hinge portion 2, the engaging protrusions 4 a formed on both side edges of the back plate piece 13, and the engaging protrusions 4 b formed on both side edges of the front plate piece 14 Are assembled in a box shape by engaging with the engaging holes 5a and 5b formed in the side plate pieces 12, respectively.

  Moreover, the assembly-type storage box 1 includes a resin-made bubble board 10 as shown in FIG. The bubble board 10 includes a cap sheet 101 formed with a large number of protrusions 100 that bulge in a hollow shape, a back sheet 102 stacked on the opening side of the protrusion 100, and a liner stacked on the top surface side of the protrusion 100. And a sheet 103.

  Such a bubble board 10 has, for example, a large number of protrusions that bulge into a hollow shape by bringing molten resin continuously drawn out into a sheet shape into contact with the outer peripheral surface of a forming roll provided with a large number of suction holes (not shown). The cap sheet 101 is formed by vacuum forming 100, and the cap sheet 101 is formed by a back sheet 102 supplied to the opening side of the protrusion 100 and a liner sheet 103 supplied to the top surface side of the protrusion 100. It can be manufactured by sandwiching and laminating and integrating them by heat fusion. At this time, the thicknesses of the cap sheet 101, the back sheet 102, and the liner sheet 103 can be appropriately adjusted in consideration of strength, rigidity, and the like required for the bubble board 10 to be manufactured. ˜1.5 mm.

  Moreover, in manufacturing the bubble board 10, as the material resin, for example, a polyolefin resin such as a polypropylene resin and a polyethylene resin can be used alone or a mixture of two or more kinds can be used. It is preferable to use a polypropylene resin that is hard and has a hinge characteristic that is strong against repeated bending.

  The assembling-type storage box 1 composed of such a resin-made bubble board 10 cuts out the bubble board 10 into a predetermined shape as shown in FIG. By forming, it can be assembled in a box shape. When forming the hinge portion 2, the notch 3 may be formed on either the back sheet 102 side or the liner sheet 103 side of the bubble board 10, but in the illustrated example, the back sheet 102 side of the bubble board 10. The hinge part 2 is formed by making the notch 3 in the.

Here, FIG. 4 shows an enlarged view of a portion surrounded by a chain line in FIG. 2, and FIG. 5A shows a cross-sectional view taken along the line AA in FIG. Shown in (b). Similarly, FIG. 6A shows a cross-sectional view taken along the line BB of FIG. 4 and FIG. 6B shows a state where the portion is bent by the hinge portion 2.
As shown in these drawings, in a region where there is no protrusion 100, a notch 3 is made so as to cut the fused portion between the cap sheet 101 and the back sheet 102 (see FIG. 5A), and only the liner sheet 103 is present. The hinge portion 2 is formed by bending (see FIG. 5B). On the other hand, in a portion where the protrusion 100 is present, a notch 3 is made so as to cut the back sheet 102 and the side wall portion of the protrusion 100 (see FIG. 6A), and the top surface of the protrusion 100 is formed on the liner sheet 103. The fused part is bent to form the hinge part 2 (see FIG. 6B).

  As a result, the hinge portion 2 is formed by alternately arranging portions composed only of the liner sheet 103 and portions having a double structure in which the top surface of the protrusion 100 is fused to the liner sheet 103. become. Therefore, the hinge portion 2 formed by making the notch 3 in the bubble board 10 is partially reinforced by the double structure portion in which the top surface of the protrusion 100 is fused to the liner sheet 103, and the hinge The strength is increased to such an extent that the ease of bending of the portion 2 is not impaired. That is, in order to reinforce the hinge part 2, for example, by simply stacking a sheet material on a part where the hinge part 2 is to be formed to have a double structure, the hinge part 2 becomes difficult to bend, and the assembly type storage box However, in the present embodiment, the hinge part 2 has a partially double structure, so that the hinge part 2 can be appropriately moderated without impairing its ease of bending. Is reinforced.

  Moreover, in order to further increase the strength of the hinge part 2 without impairing the ease of bending, for example, a flexible film material such as a polyethylene-based resin film can be laminated on the bubble board 10. At this time, if the notch 3 is formed on the back sheet 102 side to form the hinge portion 2, it is adhered to the surface on the liner sheet 103 side, that is, the surface opposite to the side on which the notch 3 is inserted, if necessary. What is necessary is just to laminate | stack the said film material through an agent.

Although not shown in particular, when the hinge part 2 is formed by making the cut 3 from the liner sheet 103 side of the bubble board 10, the cut 3 is made so as to cut the liner sheet 103 at a portion where there is no protrusion 100, and the cap The fused part between the sheet 101 and the back sheet 102 is bent to form the hinge part 2. On the other hand, at a portion where the protrusion 100 is present, a notch 3 is made so as to cut a portion where the top surface of the protrusion 100 is fused to the liner sheet 103 and a side wall portion of the protrusion 100, and the back sheet 102 is bent to be a hinge portion. 2 will be formed.
In any case, the formed hinge portion 2 is formed by alternately arranging a portion consisting only of the back sheet 102 and a portion where the cap sheet 102 is fused to the back sheet 102 to form a double structure. As a result, the hinge portion 2 partially has a double structure, and the hinge portion 2 is appropriately reinforced without impairing its ease of bending.

The assembly-type storage box 1 as described above is made of the resin-made bubble board 10 and thus has excellent water resistance and durability, and can be washed with water even if it becomes dirty, and thus is suitable for repeated reuse. Furthermore, the engagement protrusions 4a, 4b and the engagement holes 5a, 5b that are engaged with each other when assembled in a box shape are also difficult to break, and it is possible to effectively avoid such a problem that they are broken and are not assembled. be able to.
The articles stored in the assembly-type storage box 1 are not particularly limited, but the bubble board 10 is also suitable for storing mechanical parts and the like that are easily damaged because of the cushioning property.
Moreover, since the assembly-type storage box 1 is assembly-type, it can be stored without being bulky when it is not used, and a large amount of space is not required for the storage.

  Although the present invention has been described with reference to the preferred embodiment, it is needless to say that the present invention is not limited to the above-described embodiment, and various modifications can be made within the scope of the present invention. .

  For example, in the above-described embodiment, the bottom plate piece 11, the side plate piece 12, the back plate piece 13, the front plate piece 14, and the connecting piece 15 are provided as constituent pieces, and an example in which these are assembled in a box shape is shown. The assembly-type storage box 1 having such a configuration is an example of the assembly-type storage box according to the present invention, and is not limited thereto. The assembling-type storage box according to the present invention only needs to include at least a bottom plate piece, a side plate piece, and a back plate piece as constituent pieces, and to form a storage portion surrounded by these.

  The present invention provides an assembly-type storage box that is excellent in water resistance and durability, and can be washed and reused even if it becomes dirty.

DESCRIPTION OF SYMBOLS 1 Assembling-type storage box 2 Hinge part 3 Cut 10 Bubble board 11 Bottom plate piece 12 Side plate piece 13 Back plate piece 100 Protrusion 101 Cap sheet 102 Back sheet 103 Liner sheet

Claims (5)

A cap sheet on which a large number of protrusions bulging in a hollow shape are formed, a back sheet laminated on the opening side of the protrusions, and a liner sheet laminated on the top surface side of the protrusions. It consists of a bubble boat made of resin that is laminated and integrated by wearing,
While forming a hinge part by cutting into a predetermined part of the bubble board,
An assembly-type storage box, wherein each component piece including at least a bottom plate piece, a side plate piece, and a back plate piece, which are continuously provided via the hinge portion, is assembled in a box shape. In making the cut on the back sheet side of the bubble board,
In the part where there is no projection, the cut is made so as to cut the fusion part between the cap sheet and the back sheet,
The assembly-type storage box according to claim 1, wherein the cut is made so as to cut the back sheet and a side wall portion of the protrusion at a portion where the protrusion is present. In making the cut on the liner sheet side of the bubble board,
In the portion where there is no projection, the cut is made to cut the liner sheet,
The assembly-type storage box according to claim 1, wherein the notch is cut so as to cut a portion where a top surface of the protrusion is fused to the liner sheet and a side wall portion of the protrusion at a portion where the protrusion is present.   The assembly type storage box according to any one of claims 1 to 3, wherein the bubble board is made of polypropylene resin.   The assembly-type storage box of Claim 4 formed by laminating | stacking a polyethylene-type resin film on the surface on the opposite side to the side which put the said cut | notch of the said bubble board.

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