JPH11321846A - Simply fabricable double side-walled container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a container that is normally folded up in a compact flat shape and can be fabricated instantly for use when required by a method wherein paired double side wall parts and paired side panels are provided respectively at opposite sides of a rectangular bottom plate, and tuck-in flaps each formed of a triangular part and a trapezoidal part are formed at both sides of each of the side panels. SOLUTION: Paired double side wall parts each comprising of a side panel 2 and an inner panel 3 are provided at one of two pairs of opposite sides of a rectangular bottom plate 1 and paired side panels 4 are provided at the other pair of opposite sides. At this time, tuck-in flaps 6 are provided in continuity at both sides of each of the side panels 4, and each of the tuck-in flaps is composed of a triangular part 6a and a trapezoidal part 6b that are divided by a crease g that is set at an angle of 45 deg. against a crease e of the bottom plate 1. Then, each of the trapezoidal parts 6b is turned down on each of the triangular parts 6a and furthermore, each of the side panels 4 is turned down on the bottom plate 1 and after each of the trapezoidal parts 6b is turned down on each of the side panels 2, the side panels 2 and 4 are raised to stand from the bottom plate 1 and with each of the inner side panels 3 turned up into each of the side panels 2, a double side-walled container is fabricated. Furthermore, a cut-out part i is formed at the outer edge of each of the tuck-ion flaps 6.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a simple assembling container provided with a double side wall plate.

[0002]

2. Description of the Related Art As a conventional assembly container provided with a double side wall plate, there is a development container (blank) shown in FIG. 11 and a container shown in FIG.

[0003] For example, as shown in FIG. 11, a pair of side plates 12 and 12 connected to each side of a rectangular bottom plate 11 through a fold a and a fold c respectively. A pair of side plates 14, 14 provided, and the side plates 12,
12, inner plates 13, 13 connected to each other via a fold b, and outside the side plates 14, 14, inner plates 15, 15 connected to each other via a fold d are provided. I have.

[0004] Folding flaps 16, 16, 1 connected to both sides of the pair of side plates 14, 14 via folds e, respectively.
6, 16 and folding flaps 17, 17, which are provided on both sides of the pair of inner plates 15, 15 via folds f, respectively.
17 and 17 are formed substantially line-symmetric with respect to the fold d.

Then, as shown in FIG. 12A, the pair of inner plates 15 and the folding flaps 17 on both sides thereof are placed on the pair of side plates 14 and the folding flaps 16 on both sides thereof through a fold d. After folding and subsequently, the inner surfaces of the pair of folded side plates 14 and the inner plate 15 are adhered with an adhesive or the like, the pair of side plates 14 and the inner plate 1
12, as shown in FIG. 12 (b), is folded up at a right angle from the bottom plate 11 via a fold c. It is bent at right angles through e and f.

Then, the pair of side plates 12 are folded up at right angles to the bottom plate 11 through the folds a, and then the pair of inner plates 13 are folded through the folds b into the folding flaps 16 inside the side plates 12, 17 is folded inward, and each of the locking projections 13a provided with the inner plate 13 at the outer end thereof is
Into the locking hole 18 provided along the fold a of the bottom plate 11.
12c, the bottom plate 11, the side plate 12, the inner plate 13, the side plate 14, and the inner plate 15, as shown in FIG.
To form a container having double side walls.

[0007]

The above-mentioned assembled container having double side walls is generally formed by using a sheet material such as paperboard or corrugated cardboard, and is also formed by coating paperboard, corrugated cardboard or the like with a synthetic resin. Alternatively, a synthetic resin film (or sheet) is used, and is manufactured in consideration of water resistance, waterproofness, water repellency, durability, and the like.

Further, the above-mentioned assembling container sometimes uses a sheet material having a thickness of 1 mm or more, so that a considerable burden is imposed on the assembling work. In order to reduce the load of such assembling work. In addition, the structure of the container body is usually folded flat for convenience in transportation and storage, and is preferably a structure that does not take up bulk. At the time of shipment, it is desirable that the container can be immediately used.

FIGS. 11 and 12 (a) to 12 (c)
The assembly container having the conventional double side wall shown in FIG.
Is temporarily stored in a structure in which the side plate 14 and the inner plate 15 shown in FIG. 12 (a) are folded, and the inner surface of the blank is adhered, and the blank is used for storing, packaging, transporting, shipping, and the like of articles. Sometimes we are prepared.

However, at the time of use, FIG.
In the order shown in FIG.
It is necessary to assemble the inner plate 15 and the folding flaps 16 and 17 and the pair of opposing side plates 2 and the inner plate 3 to form side walls, and assemble them as containers having double side walls. And labor.

An object of the present invention is to provide a structure which is normally folded flat for convenience of transportation and storage so as not to take up bulk, and is used for storing, packaging, transporting and shipping goods in a container body. , So that it can be immediately set up in a state where it can be used as a container with double side plates.

[0012]

Means for Solving the Problems A first invention of the present invention is:
The rectangular bottom plate 1 includes a side wall portion on each side facing each other, and at least one pair of side walls includes a double side wall portion facing the side plate 2 and the inner side plate 3. A simple assembling double-sided container which can be raised and folded with respect to a bottom plate (1), comprising a pair of side plates (2) connected to opposite sides of said bottom plate (1) via folds (a), (b) and (c). , 3
And a pair of side plates 4, and the folding flaps 6, 6 continuously provided on both sides of the pair of side plates 4 through the folds e, respectively, from the corners corresponding to the corners of the bottom plate 1 with respect to the folds e. It is composed of a triangular portion 6a and a trapezoidal portion 6b bisected by a 45 ° angled fold g. After folding the trapezoidal portion 6b on the triangular portion 6a via the fold g, the side plates 4 The trapezoidal portion 6b is overlapped on the pair of side plates 2 by being folded on the bottom plate 1 through the fold c, and the pair of side plates 4 and the pair of side plates 2 are raised from the bottom plate 1. The pair of inner plates 3 are formed by folding back the inside of the side plates 2 through the folds b, and the portions corresponding to the outer edge portions of the respective folding flaps 6 in the extension direction of the folds c, A notch i is provided from a part of the outer edge to the tip. It is an assembly double side wall container.

Further, the present invention provides the simple-assembled double-sided container according to the first aspect of the present invention, wherein the pair of inner plates 3 are provided with locking projections 3a at their outer ends, and are engaged along the folds a of the bottom plate 1. When the pair of side plates 2 are raised and the pair of inner plates 3 are folded inside the side plates 2 through the folds b, the locking projections 3a are fitted into the locking holes 8 after the pair of side plates 2 are raised. This is a simple assembling double-sided container in which the pair of inner plates 3 are locked to the bottom plate 1 by joining.

Next, a second aspect of the present invention is a rectangular bottom plate 1 according to the present invention.
Side plate 2, inner plate 3, and side plate 4
A double-sided container having a double-sided wall formed by the bottom plate 1 and the inner plate 5, wherein the double-sided wall can be raised and folded with respect to the surface of the bottom plate 1. A pair of side plates 2, 3, 4, 5 are provided on the sides via folds “a”, “b”, “c”, and “d”, and a folding flap 6 is provided on both sides of the pair of side plates 4 via a fold “e”. , 6 are each composed of a triangular portion 6a and a trapezoidal portion 6b bisected at a fold g at an angle of 45 ° with respect to a fold e from a portion corresponding to a corner of the bottom plate 1, and the pair of inner plates 5 The folding flaps 7, 7, which are continuously provided on both sides of the fold f via a fold f, are formed substantially in line symmetry with respect to the triangular portion 6a and the fold d, and the folds d, g
After folding the inner plate 5 on the pair of side plates 4 and the trapezoidal portion 6b on each of the folding flaps 7, the respective side plates 4 and the inner plate 5 are folded on the bottom plate 1 via the fold c. The trapezoidal portion 6b is overlapped and adhered on the pair of side plates 2, and the pair of side plates 4, the inner plate 5, and the pair of side plates 2 are raised from the bottom plate 1, and the pair of inner plates 3 A part of the outer edge is formed by folding back the inside of the side plate 2 through the fold b and corresponding to the outer edge of each of the folding flaps 6 in the extension direction of the fold c. A simple assembling double-sided container comprising a notch i extending from an edge to a tip.

Further, the present invention provides the simple assembling double-sided container according to the second aspect of the present invention, wherein the pair of inner plates 3 are provided with locking projections 3a at their outer ends, and are engaged along the folds a of the bottom plate 1. When the pair of side plates 2 are raised and the pair of inner plates 3 are folded inside the side plates 2 through the folds b, the locking projections 3a are fitted into the locking holes 8 after the pair of side plates 2 are raised. This is a simple assembling double-sided container in which the pair of inner plates 3 are locked to the bottom plate 1 by joining.

The present invention also relates to the simple assembling double-sided container according to the second aspect of the present invention, wherein a bottom pressure plate 3b connected to the outer ends of the pair of inner plates 3 via a fold j is provided. Of the pair of inner plates 5 at the outer end corners, and the outside of the folding flap 7 connected to both sides of the inner plates 5 via folds f. A simple assembling double-sided container provided with notches k, k formed by cutting in a direction parallel to and perpendicular to the outer edge of the inner plate 5 over a portion adjacent to the end corner. is there.

The present invention also provides the easily assembled double-sided container according to the second aspect of the present invention, further comprising locking projections 3d protruding on both sides of the pair of inner plates 3, and the pair of inner plates 5
The outer edge of the inner plate 5 extends over the outer edge corner and a portion adjacent to the outer edge corner of the folding flap 7 continuously provided on both sides of the inner plate 5 with a fold f therebetween. This is a simple assembling double-sided container including cut portions k, k formed by cutting in a direction parallel to and perpendicular to the portion.

[0018]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The simple assembling double-sided container of the first invention will be described in detail below with reference to embodiments.

As shown in the container blank sheet of FIG.
A pair of side plates 2 and 2 and side plates 4 and 4 which are connected to each side of a rectangular bottom plate 1 (rectangular shape or square shape or the like) via folds a and c, and outside the side plates 2 and 2 Fold b
And the inner plates 3, 3 connected continuously through the inner side.

Folding flaps 6, 6 provided on both sides of the pair of side plates 4 with folds e therebetween are provided at folds at 45 ° angles to the folds e from portions corresponding to the corners of the bottom plate 1. It is composed of a triangular portion 6a bisected by g and a trapezoidal portion 6b.

The trapezoidal portions 6b of the respective folding flaps 6 are folded on the respective triangular portions 6a via the folds g, and the respective side plates 4 are subsequently folded on the bottom plate 1 via the folds c. The trapezoidal portion 6b is overlapped and adhered on the pair of side plates 2, and the pair of side plates 4 and the inner plate 5 are raised from the bottom plate 1 to raise the pair of side plates 2, thereby forming the pair of inner plates. The plate 3 is formed by folding back the inside of the side plate 2 through a fold b.

Each of the folding flaps 6, 6, 6, 6
The bottom plate 1 is composed of a triangular portion 6a and a trapezoidal portion 6b which are bisected by a fold g at an angle of 45 ° with respect to a fold e from a corner corresponding to a corner.

The blank sheet shown in FIG. 1 is assembled in order as shown in FIGS. 2 and 3 to form the container of the present invention.

First, in FIG. 2 (a), the trapezoidal portions 6b, 6b, 6b, 6b of the respective folding flaps 6 are respectively folded on the triangular portions 6a through the folds g to be overlapped.

Subsequently, in FIG. 2 (b), the pair of side plates 4 which are folded outside the opposite sides of the bottom plate 1 are folded on the bottom plate 1 through the folds c, whereby the trapezoids are formed. The portion 6b is overlapped on the pair of side plates 2, and the overlapped side plate 2 and the trapezoidal portion 6a are adhered to each other on the inner surface of the overlap with an adhesive or the like. Alternatively, they are joined by a stapler or the like.

3 (a), the pair of side plates 4 and the inner plate 5 are raised from the bottom plate 1, and the pair of side plates 2, 2 connected by trapezoidal portions 6b on both sides are raised. Wake up.

Then, as shown in FIG. 3 (b), the inner plates 3, 3 outside the pair of side plates 2 are folded into the side plates 2, 2 and the inside of the side plates 2, 2 through the folds b, respectively. By folding and fixing on the triangular portion 6a and the trapezoidal portion 6b, the easily assembled double-sided container of the first invention is formed.

Next, the simple assembling double side wall container of the second invention will be described in detail according to the following embodiments.

As shown in the container blank sheet of FIG.
A pair of side plates 2 and 2 and side plates 4 and 4 which are connected to each side of a rectangular bottom plate 1 (rectangular shape or square shape or the like) via folds a and c, and outside the side plates 2 and 2 Fold b
And inner plates 5, 5 connected to the outside of the side plates 4, 4 via folds d.

Folding flaps 6, 6, which are provided on both sides of the pair of side plates 4 with a fold e therebetween, have a fold at an angle of 45 ° with respect to the fold e from a portion corresponding to a corner of the bottom plate 1. It is composed of a triangular portion 6a bisected by g and a trapezoidal portion 6b.

Also, folds f are formed on both sides of the pair of inner plates 5.
Folding flaps 7 and 7 are formed in a substantially triangular shape substantially line-symmetric with respect to the triangular portion 6a and the fold d, and the inner plate 5 is formed on the pair of side plates 4 by the fold d. Through the fold flaps 6 and 7 on both sides,
Subsequently, the trapezoidal portion 6b of each of the folding flaps 6 is folded on each of the folding flaps 7 via the fold g, and the folded side plates 4 and the inner plate 5 are successively folded via the fold c to the bottom plate 1
By folding up, the trapezoidal portion 6b is superimposed on the pair of side plates 2 and adhered, and the pair of side plates 4 and the inner plate 5 are raised from the bottom plate 1 to raise the pair of side plates 2 The pair of inner plates 3 are erected and folded back to the inside of the side plates 2 through the folds b.

The blank sheet shown in FIG. 4 is assembled in order as shown in FIGS. 5 to 6 to form the container of the present invention.

First, FIG. 5 (a) shows the pair of inner plates 5,
5 are folded on the pair of side plates 4 and 4 together with the folding flaps 7, 7, 7, 7 on both sides thereof via a fold d, and the folding flaps 7 on both sides thereof are folded together with the respective folding flaps 6. , 6, 6, 6 on the triangular portion 6a.

Subsequently, in FIG. 5 (b), the trapezoidal portions 6b, 6b, 6b, 6b of the respective folding flaps 6 are respectively bent on the triangular portions 6a through the folds g, respectively.
The folding flaps 7,7,7,7 are folded on each other. With this, each of the folding flaps 7, 7, 7,
7 is a triangular portion 6a and a trapezoidal portion 6b of the folding flap 6 respectively.
And sandwiched between.

Subsequently, as shown in FIG. 5C, the pair of side plates 4 and the inner plate 5 which are folded outside the opposite sides of the bottom plate 1 are folded on the bottom plate 1 through the fold c. By
Each of the trapezoidal portions 6b is overlapped on the pair of side plates 2. Then, the side plate 2 and the trapezoidal portion 6a which are superimposed on each other are adhered to each other on the inner surface of the superimposition with an adhesive or the like. Alternatively, they are joined by a stapler or the like.

Then, in FIG. 6A, the pair of side plates 4 and the inner plate 5 are raised from the bottom plate 1, and the pair of side plates 2, 2 connected by trapezoidal portions 6b on both sides thereof are raised. Wake up.

Then, in FIG. 6 (b), the inner plates 3, 3 outside the pair of side plates 2 are respectively separated through the fold b into the side plates 2, 2 inside and the triangular portions 6a inside the side plates 2, 2 respectively.
Then, the folding flap 7 is folded and fixed on the trapezoidal portion 6b so as to sandwich the folding flap 7, thereby forming the easily assembled double-sided container of the second invention.

[0038]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view of a simplified double-sided container according to the present invention. The first invention or the second invention, respectively.
As shown in the enlarged view of the portion A in FIG. 7, the portion of the folding flap 6 corresponding to the edge parallel to the extending direction of the fold d is provided with the fold d ( FIG.
(See FIG. 2), a notch i having a width k is provided from a part of the edge of the folding flap 6 to the tip of the folding flap 6.

As shown in FIG. 7, the notch i has an edge 6f having a width k in a direction perpendicular to a part of the fold flap 6 which is parallel to the direction in which the fold d extends. It is formed by an edge 6g parallel to the extension direction of the eye d, and one end of the fold g starts from a corner 6h formed by the edges 6f and 6g.

The second assembled as described above
For example, in FIG. 5 (a), when the inner plates 5, 5 are folded on a pair of opposing side plates 4, 5 in FIG. You may stick by such as.

Further, the second assembled in this manner
For example, in FIG. 5 (a), when the inner plates 5, 5 are folded on a pair of opposing side plates 4, 4, the easily assembled double-sided container of the invention of FIG. The triangular portion 6a and the folding flap 7 (generally triangular) having a line symmetry with the triangular portion 6a may be adhered to an inner surface of the triangular portion 6a with an adhesive or the like.

The second assembly assembled in this manner
For example, in FIG. 5 (a), the easily assembled double-sided container according to the present invention has an inner surface when the inner plates 5, 5 are folded on a pair of opposing side plates 4, 4, respectively, and on both sides thereof. The triangular portions 6a, 6a of the folded flaps 6 to be overlapped and the inner surfaces of the folded flaps 7, 7 (substantially triangular) may be adhered to each other with an adhesive or the like. Can be other embodiments.

Also, in the simple assembling double-sided container according to the first invention (or the second invention), FIG.
As shown in FIG. 3B, the pair of inner plates 3 shown in FIG.
As a fixing method when the inner plates 3 and 3 are folded and fixed inside the side plates 2 and 2, respectively, the inner plates 3 and 3 shown in FIG. 3A (or FIG. 6A) are fixed. The lateral width of each of the inner plates 3 and 3 is larger than the separation width of the pair of side plates 2 and 2 so that both end portions are tightly and tightly folded on the inner surfaces of the pair of side plates 2 and 2 that are opposed to each other. It can be fixed without using an adhesive by an appropriate setting such as slightly widening, but an adhesive or an adhesive (double-sided adhesive tape) may be used.

In the simple assembling double-sided container according to the first invention (or the second invention), as shown in FIGS. 3 (a) to 3 (b) (FIGS. 6 (a) to 6 (b)), As shown in the blank sheet of FIG. 1 (or FIG. 4), when the inner plates 3 and 3 are folded and fixed inside the side plates 2 and 2, respectively, a pair of opposed inner plates 3 and 3 are used. 1 at the outer end
An appropriate number of locking projections 3a are provided at one or more locations, and locking holes 8 are provided on the bottom plate 1 at positions corresponding to the locking projections 3a along opposing folds a. (B) (or as shown in FIGS. 6 (a) and 6 (b)), the inner plates 3, 3
After being folded inside the side plates 2 and 2 respectively,
The locking projections 3a may be fitted into the locking holes 8 and fixed.

FIG. 8 shows another example of the fixing method when the inner plates 3, 3 in the easily assembled double-sided container of the second invention of the present invention are folded and fixed inside the side plates 2, 2, respectively.
Is shown in a plan view of the blank sheet.

The blank sheet of the fixed type shown in FIG.
In the blank sheet shown in FIG. 4 described above, a bottom pressure plate 3b continuously provided via a new fold j on the outside of each of the opposed inner plates 3, 3 and a member protruding on both sides of the inner plates 3, 3. In the blank sheet shown in FIG. 4, the protrusions 3 c, 3 c are provided, and the opposite outer corners of the inner plates 5, 5 in the blank sheet shown in FIG. Notch formed in a direction parallel to and perpendicular to the outer edge of the inner plate 5 over a portion adjacent to the outer corner of the triangular folding flap 7 which is continuously provided. It is provided with sections k and k.

After the blank sheet shown in FIG. 8 is bent as shown in FIGS. 5A to 5C and FIG. 6A, a pair of inner plates 3 are formed.
Each of the side plates 2 and 2 is folded inward through a fold b, and the bottom pressure plate 3b is bent in parallel to the bottom plate 1 in a direction opposite to the inner plate 3 through a fold j and pressed against the bottom plate 1, Locking projections 3c, 3c protruding from both sides of the inner plates 3, 3 are fitted and locked in cuts k, k formed by cutting the outer edge of the inner plate 5, and the inner plates 3, 3 are engaged. Is fixed.

Another example of the above-described fixing method when the inner plates 3, 3 in the easily assembled double-sided container according to the second invention of the present invention are folded and fixed inside the side plates 2, 2 respectively is as follows.
FIG. 10 shows a plan view of the blank sheet.

The fixed type blank sheet shown in FIG.
The locking projections 3d, 3d projecting on both sides of the opposing inner plates 3, 3 in the blank sheet shown in FIG.
d, and the corners of the outer ends of the inner plates 5 and 5 facing each other in the blank sheet shown in FIG. A triangular flap 7 having a cut portion k formed by cutting in a direction parallel to and perpendicular to an outer edge of the inner plate 5 over a portion adjacent to the outer corner of the flap 7. It is.

After the blank sheet shown in FIG. 9 is bent as shown in FIGS. 5A to 5C and FIG. 6A, a pair of inner plates 3 are formed.
A notch k formed by folding the inside of the side plates 2 and 2 through the folds b, respectively, and cutting the locking projections 3d and 3d protruding on both sides of the inner plates 3 and 3 at the outer edge of the inner plate 5. , K to fix the inner plates 3 and 3.

In the simple assembling double side wall container according to the first invention (or the second invention) of the present invention, the extension of the outer edge of the side plate 4 of each folding flap 6 in the blank sheet of FIG. 1 (or FIG. 4). At a portion A which is an edge parallel to the direction (or the extension direction of the fold d of each folding flap 6), the triangular portion 6a and the trapezoidal portion 6b constituting each folding flap 6 are formed.
The bending aptitude at the time of bending through the fold g is improved.

That is, as shown in FIG. 5, the easily assembled double-sided container according to the first invention (or the second invention) of the present invention, as shown in FIG. A portion B corresponding to the outer edge of each of the folding flaps 6 (in the extending direction of the fold d of each of the folding flaps 6) is cut from a part of the outer edge to the tip. An insertion portion i is provided.

When bending the blank sheet of FIGS. 1 and 4 mechanically or manually through each fold to produce a box, the sheet fixing operation on the triangular portion 6a side from the fold g of the blank sheet. And trapezoidal part 6b from fold g
When the trapezoidal portion 6b is folded through the fold g by the sheet folding operation on the side, the trapezoidal portion 6b uses the corner 6h of the cut portion i, which is the end of the fold g, as a trigger for folding. , Can be bent at an accurate position along the fold g with an accurate bent shape.

Then, the edge portion 6c side and the notch portion i
From the correct position of both ends of the fold g on the side of the corner 6h with a correct bent shape along the fold g.

[0055]

The simplified double-sided container according to the first aspect of the present invention is provided on the rectangular bottom plate 1 with the side plate 2 and the inner plate 3 provided on at least a pair of opposed sides, and on the other pair of sides. The side wall formed by the side plate 4 can be raised with one touch with respect to the bottom plate 1 surface, and the inner plate 3 folded and overlapped on the inner surface of the side plate 2 is positioned outside the inner surface of the side plate 2. By separating the side plate 2 and the inner plate 3 from each other, the side wall portion can be folded flat on the bottom plate 1 surface.

For example, as shown in FIG. 2 (a), the trapezoidal portions 6b of the folding flaps 6 on both sides of the pair of side plates 4 are folded on the triangular portion 6a through the fold g, and then, as shown in FIG.
(B) Since the side plate 4 is folded on the bottom plate 1 through the fold c, the trapezoidal portion 6b is superposed and adhered on the pair of side plates 2, so that the pair of side plates 4 When the pair of side plates 2 are raised from the bottom plate 1, the pair of side plates 2 are also raised, and then the pair of inner plates 3 that are folded back to the inside of the side plates 2 through the folds b are in a state where the side wall portions are raised relative to the bottom plate 1. Can be held.

Next, the easily assembled double-sided container according to the second invention of the present invention is formed by the side plate 2 and the inner plate 3 provided on each side of the rectangular bottom plate 1 and the side plate 4 and the inner plate 5. The side wall portion can be raised with one touch with respect to the bottom plate 1 surface and can be folded flat on the bottom plate 1 surface.

For example, as shown in FIG. 5 (a), the pair of inner plates 5 and the folding flaps 7 on both sides thereof are
5 are folded on the triangular portions 6a of the pair of side plates 4 and the folding flaps 6 on both sides thereof.
(B) The trapezoidal portion 6b of the flap 6 is folded over the folding flaps 7 and 7 via the fold g, and then, FIG.
(C) Folding the side plate 4 and the inner plate 5 on the bottom plate 1 through the fold c to form the trapezoidal portion 6b
Are laminated and adhered on the pair of side plates 2, so that when the pair of side plates 4 and the inner plate 5 are raised from the bottom plate 1, the pair of side plates 2 are also raised,
The pair of inner plates 3, which are folded back to the inside of the side plate 2 via the fold b, are the side plate 2, the inner plate 3, the side plate 4, and the inner plate 5.
Thus, the upright state of the side wall is maintained.

As described above, the simple assembling double-sided container according to the first invention (or the second invention) uses the blank sheet shown in FIG. 1 (or FIG. 4) instead of the blank sheet shown in FIG. 2 (b) (or FIG. 5). (C))
Can be assembled in advance into the flat state shown in FIG.

The first invention (or the second invention)
When used as a container,
It is a double-sided container that can easily assemble the side wall portion. The structure of the above-described assembled container of the present invention is a structure that can be folded flat and is not bulky for convenient transportation and storage, At the time of storing, packaging, transporting, and shipping the articles in the container body, the side walls, such as the side plates, are immediately raised from the rectangular bottom plate and can be fixed so as not to return, so that the container can be used as a container.

In the simple assembling double-sided container according to the first invention (or the second invention), each fold of the blank sheet shown in FIG. 1 (or FIG. 4) is formed by an automatic folding means such as an automatic box making machine. At the time of automatically folding and assembling, as shown in FIG. 7, a portion A corresponding to the outer edge of each of the folding flaps 6 extends from a part of the outer edge to the tip. By providing the notch i, the folding of the blank sheet by the actuator of the automatic folding means on the triangular portion 6a side from the fold g and the sheet folding operation on the trapezoidal portion 6b side from the fold g by the fold are performed. g, the trapezoidal portion 6b is bent by the fold g
Using the corner 6h of the notch i, which is the end, as a trigger for bending, there is an effect that it can be bent with an accurate bending position and an accurate bending shape along the fold g.

[0062]

The double-sided container according to the present invention can be easily assembled with a sheet material such as paperboard or corrugated cardboard.
mm or more sheet material, or paperboard, cardboard, etc., coated with a synthetic resin such as a thermoplastic resin such as polyethylene, polypropylene, polyethylene terephthalate, polyurethane, or polycarbonate, or a thermosetting resin such as a fluororesin, or It can be manufactured as a water-resistant, waterproof, water-repellent, or durable assembly container by using a sheet material obtained by laminating these synthetic resin films (or sheets), which is usually convenient for transportation and storage. It is a structure that can be folded flat and does not take up bulk, and when storing, packaging, transporting, or shipping goods in the container body, the side walls such as side plates are immediately raised from the rectangular bottom plate, and the standing state is It can be fixed so that it does not return, and can reduce the load of assembly work for containers with double side walls. There is.

[Brief description of the drawings]

FIG. 1 is a plan view showing a blank sheet of a simple assembling double-sided container of the first invention.

FIGS. 2 (a) and 2 (b) are perspective views showing an assembling sequence of the easily assembled double-sided container of the first invention.

FIGS. 3 (a) and 3 (b) are perspective views showing an assembling sequence of the easily assembled double-sided container of the first invention.

FIG. 4 is a plan view showing a blank sheet of the easily assembled double-sided container of the second invention.

FIGS. 5 (a) to 5 (c) are perspective views showing an assembling sequence of the easily assembled double-sided container of the second invention.

FIGS. 6 (a) and 6 (b) are perspective views showing an assembling sequence of a simple assembling double-sided container of the second invention.

FIG. 7 is an enlarged plan view of a portion A of a blank sheet of the easily assembled double-sided container of the first invention (or the second invention).

FIG. 8 is a plan view of a blank sheet showing an embodiment of the locking structure in the easily assembled double-sided container of the second invention.

FIG. 9 is a plan view of a blank sheet showing another embodiment of the locking structure in the easily assembled double-sided container of the second invention.

FIG. 10 is a plan view showing a blank sheet of a conventional assembled double-sided container.

FIGS. 11A to 11C are perspective views showing a conventional assembled double-sided container and an assembling sequence thereof.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Bottom plate 2 ... Side plate 3 ... Inner plate 3a ... Locking projection 3
b ... bottom pressure plate 3c ... locking projection 3d ... locking projection 4 ... side plate 5 ... inner plate 6 ... folding flap 6a ... triangular portion 6b ... trapezoidal portion 7 ... folding flap 8
... Locking hole h ... Cut portion i ... Cut portion j ... Crease k ... Cut portion 11 ... Bottom plate 12 ... Side plate 13 ... Inner plate 13a ... Lock protrusion 14 ... Side plate 15 ... Inner plate 16 ... Folding flap 17 … Folding flap 18… Lock hole

Claims (6)

[Claims] 1. A rectangular bottom plate 1 includes a side wall on each side facing each other, and at least a pair of sides of each side wall includes a double side wall facing a side plate 2 and an inside plate 3;
A simple assembling double-sided container in which the side wall portion can be raised and folded with respect to the surface of the bottom plate 1, wherein the side walls are connected to respective sides of the bottom plate 1 through folds a, b, and c. Fold flaps 6, 6 provided with a pair of side plates 2, 3 and a pair of side plates 4 and provided on both sides of the pair of side plates 4 via folds e.
Is composed of a triangular portion 6a and a trapezoidal portion 6b bisecting a fold e at a 45 ° angle with respect to a fold e from a corner corresponding to the corner of the bottom plate 1, and the fold g is provided through the fold g. After folding the trapezoidal portion 6b on the triangular portion 6a,
Is folded over the bottom plate 1 through the fold c to form the trapezoidal portion 6b
Are overlapped on the pair of side plates 2, the pair of side plates 4 and the pair of side plates 2 are raised from the bottom plate 1, and the pair of inner plates 3 are folded through the folds b. A portion corresponding to an outer edge of each of the folding flaps 6 formed by folding inward and extending in a direction in which the fold c extends,
A simple assembling double-sided container comprising a notch i extending from a part of the outer edge to a tip. 2. An engaging projection 3a is provided on an outer end of the pair of inner plates 3.
A locking hole 8 along the fold a of the bottom plate 1;
After raising the pair of side plates 2, when the pair of inner plates 3 are folded inside the side plates 2 via the folds b, the locking protrusions 3 a are fitted into the locking holes 8, whereby 2. A simple assembling double-sided container according to claim 1, wherein the pair of inner plates are locked to the bottom plate. 3. A rectangular bottom plate 1 is provided with a double side wall on each side facing each other by a side plate 2 and an inner plate 3, and a side plate 4 and an inner plate 5, and the double side wall is provided on the bottom plate 1 surface. On the other hand, in a simple assembling double-sided container that can be erected and folded,
Folds a, b, c, d on each side of the bottom plate 1 facing each other
And a pair of side plates 2, 3, 4, 5 connected through a fold e. Folding flaps 6, 6 provided on both sides of the pair of side plates 4 through folds e are provided at corners of the bottom plate 1, respectively. A triangular portion 6a and a trapezoidal portion 6b bisecting a fold e at a 45 ° angle with respect to a fold e from the portion corresponding to the portion e are provided on both sides of the pair of inner plates 5 via a fold f. Folded flaps 7, 7
Is formed substantially symmetrically with respect to the triangular portion 6a and the fold d. The inner plate 5 is provided on the pair of side plates 4 via the folds d and g, and the trapezoidal portion 6b is provided on each of the folding flaps 7. After folding, the side plate 4 and the inner plate 5 are folded on the bottom plate 1 via a fold c, and the trapezoidal portion 6b is overlapped and adhered on the pair of side plates 2, and the pair of side plates is attached. 4 and inner plate 5
And the pair of side plates 2 are raised from the bottom plate 1, and the pair of inner plates 3 are folded back inside the side plates 2 through folds b, and the respective folds in the extension direction of the folds c are formed. A simple assembling double-sided container, characterized in that a notch i is provided in a portion corresponding to an outer edge of the flap 6 from a part of the outer edge to a tip thereof. 4. An engaging projection 3a is provided on an outer end of the pair of inner plates 3.
A locking hole 8 along the fold a of the bottom plate 1;
After raising the pair of side plates 2, when the pair of inner plates 3 are folded inside the side plates 2 via the folds b, the locking protrusions 3 a are fitted into the locking holes 8, whereby The easily assembled double-sided container according to claim 3, wherein the pair of inner plates (3) are locked to the bottom plate (1). 5. A bottom pressure plate 3b connected to the outer ends of the pair of inner plates 3 via a fold j, and locking projections 3c, 3c protruding on both sides of the inner plate 3. The inner plate 5 extends over an outer corner of the inner plate 5 and a portion adjacent to the outer corner of the folding flap 7 provided on both sides of the inner plate 5 through a fold f. 4. The simple-assembled double-sided container according to claim 3, further comprising cutouts k, k formed in a direction parallel to and perpendicular to the outer edge. 6. A pair of locking projections 3d, 3d protruding on both sides of the pair of inner plates 3, and corners of outer ends of the pair of inner plates 5 and folds f on both sides of the inner plates 5. Notch k formed by cutting in a direction parallel to and perpendicular to the outer edge of the inner plate 5 over a portion adjacent to the outer edge corner of the folding flap 7 that is continuously provided. 4. The simplified double-sided container according to claim 3, comprising: