JPH0624338Y2 - Container - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a container for accommodating powdery particles and the like, and more particularly to a container suitable for accommodating powder detergent and the like.

[Conventional technology]

As a conventional technique relating to a bookcase type container, the one described in Japanese Utility Model Laid-Open No. 59-64709 is known.

The above-mentioned Japanese Utility Model Laid-Open No. 59-64709 discloses an inner flap,
A book in which an inner flap and an outer flap are overlapped so that a thin portion is formed in at least two places of the overlapping surfaces of the outer flap and the central flap (small flap), and the central flap (small flap) is the center. A case-type container is described.

[Problems to be solved by the device]

However, the above-mentioned Japanese Utility Model Laid-Open No. 59-64709 has no description relating to the storage of powdery particles or the like, and there is no suggestion.

Therefore, an object of the present invention is to provide a container that can store powder particles and the like without leaking from between the flaps by making a box using a single substrate of a predetermined shape.

[Means for Solving the Problems]

According to the present invention, a bottom surface, a first side surface and a second side surface that are continuously provided on the bottom surface through a fold line, and a bottom surface and a side surface that are different from the side surface position via a fold line. A pair of small flaps continuously provided at a position, and a pair of inner flaps and a pair of outer flaps continuously provided at the positions opposed to each other on the first and second side faces through fold lines, respectively, and The outer flap has a length that is 0.3 to 0.7 times shorter than the thickness of the inner flap by a single substrate, and each of the inner flap and the outer flap is formed. The above object has been achieved by providing a container characterized in that the small flap is formed outside the side wall of the container.

[Action]

Since the container of the present invention is made by boxing with a small flap on the outer side of the side wall formed by the inner flap and the outer flap, the contained powder and granules are prevented from leaking between the flaps. .

〔Example〕

An embodiment of the container of the present invention will be described below with reference to FIGS.

FIG. 1 is a perspective view showing an embodiment of the present invention, and FIG. 2 is a developed view thereof. In these drawings, 1 is a substrate having the shape of the developed view, 2 is a first side surface, and 3 is a bottom surface. 4 is the second
Of the side surface, 5 is an inner flap, 6 is a small flap, 7 is an outer flap, and 8 to 12 are broken lines, respectively, and the container of this embodiment is formed by adhering the inner flap 5 and the outer flap 7 to each other. The box is made so that the small flap 6 is located on the outer side of the formed side wall A, and is suitable for storing a powder detergent and the like.

In detail about each part in the example, the container is
It is formed by assembling a single substrate 1 having a thickness t shown in FIG. As the substrate 1, paperboard, corrugated paper, synthetic resin, or a combination thereof is used.

The substrate 1 is continuously provided at a bottom surface 3, a first side surface 2 that is connected to the bottom surface 3 via a fold line 8, and a position that is opposed to the first side surface 2 to the bottom surface 3 via a fold line 9. Second side 4
And a pair of small flaps 6 and 6 continuously connected to the bottom surface 3 via the fold lines 11 and 11 at positions opposite to each other on the side surface, and to the first side surface 2 via the fold lines 10 and 10. A pair of inner flaps 5 and 5 that are continuously provided at facing positions
And a pair of outer flaps 7 and 7 that are continuously provided on the second side surface at positions opposed to each other via fold lines 12 and 12. Further, the length of the outer flaps 7, 7 is set to be greater than that of the inner flaps 5, 5 by the thickness of the substrate 1.
It is 3 to 0.7 times shorter. Then, small flaps 6 and 6 are attached to the outer sides of the respective side walls A and A formed by attaching the inner flaps 5 and 5 and the outer flaps 7 and 7 of the substrate 1 substantially all over. The container of the present embodiment shown in FIG. 1 is formed by forming a box into a bottom-cornered tubular shape.

Incidentally, FIG. 3 (a) is a partial plan view showing the X portion in FIG. 2 in an enlarged manner, but as shown in this figure, the thickness t of the substrate 1 is between the polygonal line 10 and the polygonal line 11. And a step corresponding to the thickness t of the substrate 1 are provided between the fold line 11 and the fold line 12, respectively. When the container is box-formed, the inner flap 5 and the outer side are provided. The flaps 7 and the small flaps 6 are effectively folded and a gap is effectively prevented from being formed, and as a result, the granular material or the like to be stored does not leak from between the flaps. Therefore,
The width W ₇ of the outer flap 7 is smaller than the width W ₅ of the inner flap 5 by an amount corresponding to the thickness t of the substrate 1.

4 (a) and 4 (b) are enlarged partial cross-sectional views of the folded portion before and after folding the small flap 6, respectively. As shown in FIGS.
Since the ridge 11a is generated when folded by, the length L ₇ of the outer flap 7 is equal to the length L of the inner flap 5 so that the end portion of the outer flap 7 is not pushed inward by the ridge 11a to cause the positional deviation. ₅ (β is 0.3 to 0.7 times the thickness of the substrate 1) shorter than ₅ . In this case, as shown in FIG. 3 (b) in which the Y portion in FIG. 3 (a) is further enlarged, the right end upper portion 7a of the outer flap 7 is preferably cut into an arc shape having a radius t. Further, α is the width of the ruled line forming the polygonal line 11, and
2 to 3 times the thickness t is preferable.

Also, further detail on paperboard to be used as the substrate 1, for example, basis weight 580 or 680 g / m ² of about N-PE or basis weight 580 g / m ² about NSK (paperboard moisture agent and混抄), met Water vapor transmission rate 30g / m ² · 2
It can be formed of about 4 hours. In this case, the basis weight is 580
The g / m ² of about N-PE, coated cardboard having a basis weight of 320 g / m ^2, a thickness of 20 [mu] LDPE and basis weight 240 g /
those can be mentioned which consists jute liner m ^2, the basis weight 6
As N-PE of about 80 g / m ² , the basis weight is 380 g / m ²
Coat ball, LDPE of thickness 20μ and basis weight 280
made of jute liner g / m ² and the like.

Cold glue (adhesive of vinyl acetate emulsion type) is preferably used for attaching the inner flap 5 and the outer flap 7 and for attaching the outer flap 7 and the small flap 6.

FIG. 5 is a perspective view showing another embodiment of the present invention.
The figure is the development view. In the present embodiment, in order to reduce the deformation of the upper portions of the first side surface 2 and the second side surface 4, folding pieces 21, 31 are formed on the side surfaces 2, 4 via folding lines 31, 31.
The structure is the same as that of the embodiment shown in FIGS. 1 to 4 except that 21 is provided. Therefore, the container of this embodiment is the first
Moldability is improved over the container of the embodiment shown in FIGS.

FIG. 7 is a perspective view showing still another embodiment of the present invention,
FIG. 8 is a development view thereof. In the present embodiment, the inner top flap 22 that is continuously provided on the first side surface 2 via a fold line 32.
An outer ceiling flap 23 that is connected to the second side face 4 via a fold line 33, and a fold line 34 on the outer flaps 7, 7.
The structure is the same as that of the embodiment shown in FIGS. 1 to 4 except that the inner flaps 24, 24 that are continuously provided via 34 are provided. In the container of this embodiment, the inner flaps 24, 2
4, the inner ceiling flap 22 and the outer ceiling flap 23 are folded in this order to form the ceiling wall B.

FIG. 9 is a perspective view showing still another embodiment of the present invention. In this embodiment, the inner flaps 5 and 5 and the outer flaps 7 and 7 are not entirely adhered, but are adhered at an adhesion margin C of 10 to 25 mm, which is shown in FIGS. It has the same configuration as the example. Incidentally, the sticking margins C, C are configured as shown in FIG. 10 (a) or (b) by enlarging the Y portion in FIG. That is, in FIG. 3A, the side wall A is flattened by providing a step in the thickness direction at the portion of the inner flap 5 where the adhesive margin C is applied. In addition, in the same figure (b), the inner flap 5
The side wall A is made flat by embossing the respective portions of the outer flap 7 and the sticking margin C and providing a step in the thickness direction on both of them.

The embodiments of the container of the present invention have been described above, but the present invention is not limited thereto. For example, as a method for attaching the flaps, hot melt may be applied to the surface of the substrate 1 to be attached in advance, and hot pressing may be performed at the time of box making. In addition, the substrate 1 includes the first side surface 2 and the second side surface 2.
One inner flap 5 and one outer flap 7 may be connected to each other from the side surface 4 so that the container after box making has a shape as shown in FIG.

[Effect of device]

As described above, since the container of the present invention is box-formed using a single substrate of a predetermined shape, it is possible to store powder particles and the like without leaking from between the flaps, and before the box-making, the substrate is a sheet. Since it has a shape, it is extremely convenient for storage and transportation.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention, FIG. 2 is a developed view thereof, FIG. 3 (a) is an enlarged view of a portion X of FIG. 2, and FIG. 3 (b).
Is an enlarged view of the Y portion of FIG. 3 (a), FIG. 4 (a) is an enlarged sectional view of the folded portion of the small flap before folding, and FIG. 4 (b) is an enlarged sectional view of the folded portion after folding. 5 is a perspective view showing another embodiment of the present invention, FIG. 6 is a development view thereof, FIG. 7 is a perspective view showing still another embodiment of the present invention, FIG. 8 is a development view thereof, and FIG. FIG. 3 is a perspective view showing still another embodiment of the present invention. 2 ...... first aspect, 3 ...... bottom 4 ...... second aspect, 5 ...... inner flap 6 ...... small flaps, 7 ...... outer flap 8-12 ...... broken line, A ...... sidewall L ₅ ... … Inside flap length L ₇ …… Outside flap length

Claims (2)

[Scope of utility model registration request] 1. A bottom surface, a first side surface and a second side surface which are continuously provided on the bottom surface via a fold line, and face each other at a position different from the position of the side surface on the bottom surface via a fold line. A pair of small flaps that are continuously provided at a position, and a pair of inner flaps and a pair of outer flaps that are continuously provided at positions that face each other on the first and second side faces through fold lines, respectively. Further, the outer flap has a length of 0.3 to 0.7 times the thickness of the substrate shorter than the length of the inner flap, and is composed of one substrate, and is formed by the inner flap and the outer flap. A container characterized by being formed so that the small flaps are located outside the respective side walls. 2. The container according to claim 1, wherein the size of the inner flap and the outer flap is substantially equal to the size of the side wall.