JP3343411B2 - Assembly container - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an assembled container which can be assembled from a plate to a container and vice versa.

[0002]

2. Description of the Related Art Conventionally, this kind of plate-like member can be assembled in a container shape. For example, in a food container, the shape of the plate-like member before assembling generally has various notches or overlaps according to an assembly development view. A margin is provided, and especially the four corners of the plate-like member often have a complicated tongue shape. At the time of use, such a food container is assembled into a container shape by folding or folding a fold provided on the surface of the plate-shaped member in accordance with an assembly procedure diagram, or by combining tongue pieces. .

[0003]

However, the above-mentioned conventional assembly container is not easy to assemble and disassemble because of its complicated shape, and has a low durability of the assembly part. Are mostly
Therefore, there is a problem that it cannot be reused.
The assembled container has a problem that it is not suitable for storing liquid because the corner portion of the container side wall has no sealing property,
Furthermore, this kind of assembled container has to be subjected to various processes such as notching, and there is a problem that the cost is high.

The present invention has been made in consideration of the above-mentioned problems of the conventional assembly container, and can be easily assembled and disassembled, can be reused, can store liquid, and can reduce the cost. It is an object of the present invention to provide an assembling container that can be used.

[0005]

SUMMARY OF THE INVENTION The present invention relates to an assembling container in which a polygonal plate-like member having a flat surface and a bending groove formed of a thin portion on the other surface is formed into a single plate with a synthetic resin. The groove is formed in a polygonal shape in parallel with each side of the polygonal plate-like member, and the groove is formed in a direction perpendicular to each of two sides near each vertex of the polygonal groove from the apex of the polygonal groove. It is composed of a second groove and a third groove formed from each vertex of the polygonal groove toward the top of the polygonal plate- like member, and each corner of the plate-like member has the third groove as a fold.
Can be folded in a mountain, on the overlapping surface of the corners
Through-holes are provided facing each other to accommodate the mountain-folded corners
A thin part is formed on each side wall of the assembly container,
When the part is placed in the thin part, it is integrally molded with the thin part.
The projecting piece is inserted into the through hole and the container is assembled,
The assembly container can be disassembled by removing the protrusion from the through hole
Is an assembly container configured as described above .

[0006]

According to the present invention, the side wall of the container is formed by bending the periphery of the polygonal plate-like member using the groove formed in the polygonal shape as a fold, and the third groove is mountain-folded to form a polygonal plate-like shape. If the corner of the member is folded, and the folded corner is further folded toward the side wall using the second groove as a fold, and fixed by fixing means, a container shape can be obtained.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. 1 is a plan view showing a state before assembly of an assembly container according to an embodiment of the present invention, FIG. 2 is an enlarged sectional view taken along the line AA of FIG. 1, and FIG. FIG. 4 is an enlarged cross-sectional view taken along the line CC in FIG. FIG.
4 to 4, the assembly container comprises a square plate-like member 3 in which one plane 1 is smooth and the other plane 2 has a plurality of bending grooves formed therein, and is composed of a polyethylene molded product.

The above-mentioned grooves are formed in a square part 5a formed in parallel with each side 4 of the square plate-shaped member 3 and two vertices 6 in the vicinity from each vertex 6 of the square part 5a. Second grooves 5 formed in directions orthogonal to each other
b, and a third groove 5c formed from each vertex 6 toward the top 3a of the square plate member 3. The plate surface 3b partitioned by the groove portion becomes a side wall after assembly, and the plate surface 3c becomes a bottom surface after assembly. Further, the two plate surfaces 3d, 3d as folding surfaces are mountain-folded and folded at the time of assembling, and further bent toward the triangular plate surface 3e at the end of the side wall 3b using the second groove 5b as a fold. ing.

A through hole 7 is formed in one of the two plate surfaces 3d, and the through hole 7 is formed in the other plate surface 3d.
A through hole 8 having the same diameter as that of the through hole 8 is formed. Further, a triangular plate surface 3e opposed to the plate surface 3d having the through hole 7 is provided.
Has two plate surfaces 3d, 3d penetrating through holes 7 and 8.
A button-shaped engaging piece (projecting piece) 9 for fixing the d and the triangular plate surface 3e in a state of being overlapped with each other is provided. The locking piece 9 is formed integrally with the side wall 3e and protrudes from the side wall 3e. The through holes 7, 8 and the locking piece 9 function as fixing means.

As shown in FIGS. 2 to 4, the side walls 3b have the same thickness T, respectively, and have a triangular plate surface 3e.
The plate surface 3d and the bottom surface 3c also have the same thickness t, respectively, and are formed so that the thickness T> the thickness t. That is, the side wall 3b functions as a reinforcing portion for holding the assembled container shape. The oblique line 10 on the side wall 3b is a boundary line between the plate surface having the thickness T and the plate surface having the thickness t. A method of assembling the assembly container having the above configuration will be described with reference to FIGS.

First, FIG. 5 shows the square plate member 3 shown in FIG.
Are arranged with the groove of the lower side. In the figure, the plate surfaces 3d are folded so as to overlap each other,
Raise b. FIG. 6 shows a state in which the plate surfaces 3d are folded together. In this state, the side wall 3b is formed substantially vertically,
The two through holes 7 and 8 communicate with each other.

In FIG. 7, two folded plate surfaces 3 are shown.
When d and 3d are bent toward the triangular plate surface 3e of the side wall 3b and the through holes 7, 8 are pressed into the locking pieces 9, the two plate surfaces 3d,
3d and the side wall 3b are superimposed, whereby the side wall 3b
Corners are reinforced and fixed. Note that the two bent plate surfaces 3d, 3d are thin triangular plate surfaces 3d.
e, the corner shape of the assembled container after assembly can be neatly finished.

FIG. 8 is a view corresponding to FIG. 1 showing another embodiment of the assembly container. This figure shows a state before assembling an assembling container having a regular hexagonal bottom surface. In this case, one flat surface is smooth as in the above-described embodiment, but a bending groove formed on the other flat surface is a hexagonal shape. The shape groove 20a and the second groove 20
b and a third groove 20c. In addition, 21
Is a bottom surface, 22 is a side wall, 23 is a through hole, and 24 is a locking piece.

FIG. 9 shows the assembly container according to the above-described embodiment.
Is provided as a separate part. The lid 30 preferably has the same shape as the outer frame of the assembly container, and preferably has a fixing portion for each side. The fixing portion includes a flexible locking piece 31 integral with the side wall 3b and protruding from the side wall 3b, and an engaging recess 32 provided on the lid 30 and engaged with the locking piece 31. can do. In such a configuration, a finger is inserted into the gap of the engagement concave portion 32 on each side, and the locking piece 31 is tilted in the direction of arrow C, whereby the lid 30
Can be removed from the assembly container. It is preferable that the edge of the lid 30 is formed in a stepped cross section so as not to be displaced from the assembly container.

As described above, one of the planes of the present embodiment is characterized in that it is a smooth polygonal plate.
Therefore, when the plate-shaped member is formed by in-molding, it is possible to simultaneously print a design on one of the planes.

In the above embodiment, the cross section of the side wall 3b is formed as a flat plate. However, the present invention is not limited to this. As shown in FIG. 10, (a) a wavy cross section, (b) a rectangular cross section, and (c) Any cross-sectional shape that increases the strength of the side wall, such as a triangular cross-section, (d) a semi-circular cross-section, and (e) a cross-section having a depression, can be used. The ridges formed by (a) to (d) are formed in parallel with the long side of the side wall 3b. Further, since the assembled container of the above embodiment is made of soft resin, it is safe without cutting off the finger.

In the above embodiment, the container of the present invention is made of polyethylene resin. However, the present invention is not limited to this, and polypropylene resin, polystyrene resin, polycarbonate resin,
It can be composed of a polyester resin or the like.

Although the polygonal plate-shaped member of the present invention has been described in the above embodiment as a square or a regular hexagon, the invention is not limited to this, and may include other polygons. The lengths of the opposing sides are different.

Further, the width of the groove of the present invention is appropriately determined according to the thickness of the assembly container, and the notch is also included in the groove.

Further, in the above embodiment, the fixing means of the present invention is constituted by the through holes 7, 8 and the locking piece 9, but the present invention is not limited to this. For example, the side wall 3b and the two plate surfaces 3d can be fixed with a magic tape. Alternatively, a saddle-shaped piece separate from the assembly container may be attached and fixed so as to straddle the overlapped side wall 3b and the two plate surfaces 3d. In short, the side wall 3b Any fixing member can be used as long as the two plate surfaces 3d can be fixed in an overlapping state.

Further, since the assembled container of the present invention can print a design on one plane, by selecting a design suitable for the intended use, it can be used as a food container, as a stationery article, as a daily miscellaneous goods, It can be widely applied to other uses. Further, since the plate-like member before assembly is not bulky, there is an advantage that a storage space can be reduced.

Further, when used as a food container (for example, for a picnic, a lunch box to be brought to a company), it can be made compact after use, making it easy to take it home. Furthermore, since it can be returned to a sheet shape, it is easy to wash and the assembly container can be kept clean.

[0023]

As is apparent from the above description, the assembled container of the present invention can be easily assembled and disassembled and can be reused. Further, since the structure has no break, the liquid can be stored. Since it is not necessary to process into a complicated shape as in a developed view, cost can be reduced. In addition, since the design can be printed on one plane at the same time as the molding, the cost for printing the design can be reduced.

[Brief description of the drawings]

FIG. 1 is a plan view of an assembly container according to an embodiment of the present invention.

FIG. 2 is an enlarged sectional view taken on line AA of FIG. 1;

FIG. 3 is an enlarged sectional view taken on line BB of FIG. 1;

FIG. 4 is an enlarged cross-sectional view taken along the line CC of FIG. 1;

FIG. 5 is an assembly process diagram of the embodiment.

FIG. 6 is an assembly process diagram of the embodiment.

FIG. 7 is an assembly process diagram of the embodiment.

FIG. 8 is a plan view of an assembly container according to another embodiment of the present invention.

FIG. 9 is a perspective view showing a configuration including a lid in the embodiment.

FIG. 10 is a sectional view showing another sectional shape of the side wall of the embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 One plane 2 The other plane 3 Square plate member 3b Side wall 3d Folding surface (plate surface) 4 Side 5a Square groove 5b Second groove 5c Third groove 6 Apex of square groove 7, 8 Through hole 9 Lock Piece

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-59-82228 (JP, U) JP-A 5-22315 (JP, U) JP-A 61-175114 (JP, U) (58) Survey Field (Int.Cl. ⁷ , DB name) B65D 5/24

Claims (3)

(57) [Claims] 1. An assembling container in which a polygonal plate-like member having a bending groove formed of a thin portion on one side is formed into a single plate with a synthetic resin, and the groove is formed on the other side. A groove formed in a polygonal shape in parallel with each side of the plate-like member, and a second groove formed in a direction perpendicular to each of two sides in the vicinity from each vertex of the polygonal groove, A third groove formed from each vertex of the polygonal groove toward the top of the polygonal plate-like member, and each corner of the plate-like member has a third groove.
The part can be folded as a fold,
A through hole is provided on the overlapping surface of the corner so as to face
Thin sections are formed on each side wall of the assembly container to accommodate the corners
When the corners are placed in the thin portions,
A protrusion integrally formed with the meat portion is inserted into the through hole.
The container is assembled and the protruding piece is pulled out from the through hole.
It is configured so that the assembly container can be disassembled by
An assembled container characterized by the above-mentioned. 2. The thin-walled portion is formed with the mountain-folded corner portion.
The assembly container according to claim 1, wherein the assembly container is formed in substantially the same shape . 3. The assembly container according to claim 1, wherein a pattern transferred at the same time as the forming of the polygonal plate member is provided on the one plane.