JP2510103B2 - Folding box - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention mainly aims at a box which is commonly referred to as a container box that reciprocates between certain areas, and in order to reduce the volume of the container when it is empty on the return path or when it is stored and stored unused. A box designed to fold all of the side plates inward
So, when you pile up multiple at the time of storage and storage, each of them
The present invention relates to a box structure that prevents collapse phenomenon due to sliding .

[0002]

2. Description of the Related Art A folding box mainly made of corrugated cardboard or a synthetic resin plate conforming to a corrugated cardboard structure is used to fold outwardly with four side wall surfaces connected to a bottom plate as the bottom. The mainstream method is to unfold, or to make the four side wall surfaces that are continuous in an annular shape first into a rhombus and then push down to fold it into a single sheet.
However, recently, only the height dimension has been reduced while keeping the bottom area of the box as it is.
A box that can be folded into a cube will also appear.
It was

[0003]

[Problems to be Solved by the Invention] Small volume with low height
Forward and transfer multiple boxes that are folded to form a cube.
It is possible to adopt a stacking method for storage such as sending and storing.
Exclusively .

The present invention reduces the size of the folding box when not in use.
Upon Installing handling after the conversion to volume, it employs a building block approach
Even if the load collapse phenomenon such as sliding can be prevented
To pile up, it is intended that the Binsuru to stay organized.

[0005]

SUMMARY OF THE INVENTION The present invention, as a means to achieve the above object, the first invention, the bottom
Become among the four side plates attached via a hinge from each side of the base, the two sides of the side plates to either opposing
The angle-shaped corner reinforcing member is
When it is fixed so as to cover both side edges and edges of the plate
In addition, from the corner ridge line in the longitudinal direction of the corner reinforcing member,
When the box is folded on the side where the corner reinforcing member is mounted
It does not serve as a slip prevention holder on the bottom of the folding box that is stacked on top.
It is formed by protruding protrusions .

[0006] A second aspect of the present invention is a corner reinforcing member, wherein
Fine grain on the upper surface between the ridge and the edge with the raised surface of the ridge.
The rough surface for preventing slippage was densely molded into a concavo-convex shape.
It is formed by using a corner reinforcing member .

A third aspect of the present invention is to open the upper opening of the folding box.
It is a plate with an area that can be closed.
Inner surface that can be tightly fitted to the outside that is continuous with the upper side of each side plate
With an L-shaped cross-section that has a
It is provided with a lid provided with a frame edge member in which a strip is raised .

A fourth aspect of the present invention is to open the upper opening of the folding box.
It is a plate with an area that can be closed.
Inner surface that can be tightly fitted to the outside that is continuous with the upper side of each side plate
With an L-shaped cross-section that has a
The ridge is raised and the ridge and the edge are formed on the surface provided with the ridge.
A lid body provided with a frame edge member having a rough surface for preventing sliding
Is formed shall be equipped with.

[0009]

[Function] When a box that is completed so that the contents can be accommodated and transferred, or a box in which individual boxes are stacked and left to stand is disassembled and the volume is reduced, the adjacent side plates are first If the first work of disassembling the box is carried out by pivoting the four corner tying tools fitted on the upper side of the box upwards about the pivot points, the linking and tying of the individual side plates will be released immediately. The side plate of is freely rotatable inward.

Next, both of the side plates facing each other provided with the rotated corner tie are sequentially folded inward with the hinge as an axis toward the inside of the base portion forming the shallow box shape, and there is no corner tie. The side plate is turned toward the inside of the base, and the side plate is rotated about the hinge.

At the time of folding, the height position of the hinge for connecting the side plate having the corner tie to be folded up first and the base is connected to the side plate not equipped with the corn tie and the base. The height position of the hinge on the side is the step of the former side plate, more specifically, the level difference of the thickness of the edge portion where the hinge is mounted, and the latter side plate hinge position is higher. Since it is set at the position, the convolution order to the base is naturally determined.

Angle-shaped corner reinforcing members are provided on both sides of the rear folding side plate, that is, the side plate on which the corner tying device is not mounted. Swing like a lid that closes the opening of a shallow box-shaped base that has a side plate folded in during storage work, and close to the two side walls of the base, like a base. Prevent the phenomenon.

Further, as described above, it is provided at a position which is the upper surface of the corner reinforcing member in the shape of an angle member located on both sides of the side plate that closes the opening of the base portion in a lid shape and inside the bent ridgeline. When a plurality of boxes folded as in the above state are piled up by a certain ridge, both side positions of the bottom surface of the upper box fit between the two ridges, causing a collapse phenomenon due to load collapse or sliding. Prevent.

In the above corner reinforcing member, a rough surface of the anti-slip surface in which the projections and the edges are densely formed with a fine grained line on the same surface as the surface on which the projections are raised to form an uneven shape. Is provided to further prevent the upper box from swinging, collapsing, sliding and the like.

Further, the lid used as required is a rectangular flat plate which can close the opening of the base, and the side plates have the same four sides as the corner reinforcing members mounted on the side plate. The frame edge member having the configuration can be attached, and the hanging edge can be brought into contact with the outside of the side wall of the base portion to be integrated into one body.

On the upper surface of the frame edge member in the above-mentioned lid, a ridge is also raised at a position continuous with the ridgeline thereof, so that there are disadvantages such as rocking, crushing, sliding and the like at the time of stacking these boxes. Prevent.

Further, on the upper surface of the frame edge member, a rough surface for preventing slippage is provided between the raised ridge and the edge to form a dense uneven shape with a fine grain, and the upper box is shaken. It further enhances the prevention of movement, load collapse, and sliding.

Further, by providing an opening / closing door on at least one of the four side plates, the folding boxes can be stacked and used as a storage shelf.

[0019]

BEST MODE FOR CARRYING OUT THE INVENTION Next, with reference to the drawings, an embodiment of the present invention will be described. A shallow box-shaped base 3 having a bottom surface 1 and four side walls 2 is a square in plan view, and each side wall 2 is formed. And a side plate 5 having the same width and four side plates 5 at five points.

The above-mentioned base 3 is an injection-molded body of synthetic resin or a plate-shaped body having a corrugated cardboard-shaped structure, and each side plate 5 has the corrugated cardboard-shaped synthetic resin plate as its main part. The four rims are wrapped with a synthetic resin molding in a substantially channel-shaped frame edge 5'to form a frame,
The rigidity of the entire side plate 5 is strengthened.

The heights of the side walls 2 of the base 3 are not uniform, and more specifically, the frame edge 5'of the side plate 5 is formed.
It is formed so as to have a step difference corresponding to the thickness dimension of the forming portion, and the form is such that the side plates 5 facing each other have the same height.

[0022] While the respective upper side of differing side wall 2 of these height and connects the side plates 5 of said interposed hinge 4 to be described later, erected respective side plates 5 vertically Since the heights from the bottom surface 1 to the upper side 6 of each side plate 5 are uniform, the side plates 5A having a large height and the smaller side when viewed from the individual side of each side plate 5 Two kinds of side plates 5 having different heights of the face plate 5B are prepared.

In the present invention, the above-mentioned hinge 4 is
In the hinge member 4 ′, two frame-shaped frame edges 5 ′ formed in the above-mentioned substantially channel shape are back-to-back, and a hinge 4 made of a soft resin is connected in a partly integrally formed structure near one outer corner thereof. Although a molded body in which the hinge 4 acts as a shaft is used, it is not limited to the above-mentioned hinge member 4'as long as the above-mentioned action occurs.

The upper side of each side wall 2 of the base 3 and the bottom side of each side plate 5 are connected via a hinge 4.
As described above, the upper side 6 of each side plate 5 is made uniform, and the axial center position of the hinge 4 is set to the side plate 5 and the inner surface position of the side wall 2 of the base 3, so that the thickness of each member is increased. As a result, the side plate 5 prevents the side wall 2 from pivoting significantly outward from the extension line of the side wall 2.

The corner tying member 8 is pivotally mounted near both ends in the width of the upper side 6 of the side plate 5A having a large height dimension so as to be vertically rotatable.

On the outside of both side edges of the side plate 5B having a small height, a corner reinforcing member 9 having an L-shaped cross section and having an angle material shape is attached by fixing its inner corner and the side edge. To do.

[0027] This is because, when assembled as a box, when the thereby preventing the occurrence of gap butt portion between the side plate 5A and the side plate 5B as the first object, and in particular heavy the contents , It is convenient for preventing the side plate 5 from bending and containing, and further preventing the outside air from flowing due to the formation of a gap,
In addition, it is expected to have a multipurpose effect that can also enhance the overall rigidity.

By mounting the corner reinforcing member 9, it is possible to achieve the above-described multipurpose purpose, in particular, at least the effect of preventing the generation of a gap. By attaching the lower end position of the side plate 5B so as to project downward from the lower end position of the side plate 5B to be mounted, the side plate 5B is attached to the hinge 4
It is useful for preventing rotation to the outer surface around the axis, and the upper end is to remove the locking portion of the corner tying member 8 which will be described later in principle. In the case where the corner reinforcing member 9 is also sized so as to be able to be wrapped, its upper end should be matched with the upper side 6 of the side plate 5B to help strengthen the rigidity.

Furthermore, in the above-mentioned corner reinforcing member 9, a ridge 11 is provided so as to project from the ridge line 10 forming the outer corner thereof to the mounting surface side where the corner reinforcing member 9 is mounted on the side surface plate 5B. When folded, when the other folding boxes are stacked, they are provided in order to expect a holding action for preventing slippage and cargo collapse at the bottom of the upper box.

Further, in the corner reinforcing member 9, a rough surface 19 for preventing sliding may be provided on the upper surface between the ridge 11 and the side of the surface on which the ridge 11 is provided. The rough surface has fine grains and is densely and unevenly formed.

Further, the above-mentioned corner tying member 8 forms an L-shape and an inverted L-shape in plan view in which both the inner angle and the outer angle form a right angle, and the inner edge 8a which opens the lower portion and the outer edge 8b are upper plates. Groove 8d having an inverted U-shaped cross section with the ceiling 8c
And a shaft hole 8h through which the shaft 8i can be inserted is formed at a position opposite to the pivotal support portion 8g formed by the inner edge 8a and the outer edge 8b at one end to form a basic shape.

In the corner tying member 8 of the above-mentioned basic shape, if necessary, a protrusion 8e is vertically protruded from the position of the ceiling 8c to the lower end by projecting from the position of the outer edge 8b opposite to the pivot 8g. , The ridges 11 in the corner reinforcing member 9
Is formed so that it can be fitted on its extension line so as to work with
The bottom apex position of e is extended to the end of the outer edge 8b not provided with the pivotal support 8g, and extended to the opening edge of the packing groove 8d to extend the finger hook 8
In some cases, f may be formed to project.

Furthermore, an upper stacking box that also serves as a corner guide for a lid 12 to be described later by projecting an outer frame 8j on both outer edges 8b and further pointing upward from the upper surface of the ceiling 8c. In some cases, a structure that is expected to prevent the collapse of the cargo and the slipping may be provided. The above-mentioned corner tying member 8 is composed of a hard synthetic resin injection molded body.

A window structure to be described next is also formed if necessary, and at least one side plate 5 is provided with a window hole 14, and the outside of one vertical edge forming the window hole 14 is formed. A hinge 4 is provided at a position, and the window hole 14 is provided through the hinge 4.
The opening / closing door 15 and the side plate 5 are fixed to the opening / closing door 15 on the side opposite to the connection position of the hinge 4 while being connected to one vertical side of the opening / closing door 15 having an area capable of covering the opening / closing door 15. The opening / closing member 16 is mounted, and the opening / closing member 16 is a general one, and the structure and the type thereof are not particularly limited.

Reference numeral 17 in the figure indicates a handle.

Further, reference numeral 12 is a lid body, and the frame edge member 13 is directed downward to a position where the lid body does not come into contact with the corner tying member 8 mounted on the box body side on four sides thereof, and , The bottom of the upper box body, which is provided so that it can be fitted to the outer surface of the side wall 2 of the assembled box body, and also prevents the collapse of the piled box bodies on the upper surface of the four circumferences and the slipping. The anti-slip ridges 18 are provided at positions where can be fitted.

In the lid 12 constructed as described above,
The frame edge member 13 and the anti-slip projections 18 are substantially the same members as the corner reinforcing member 9 described above, and the length of the frame edge member 13 and the anti-slip protrusion 18 are adjusted and cut to be shared by the lid 12.

[0038]

As described above, the present invention is a box which has a main purpose as a through box and which can be folded in an empty state, and when it is made to have a small volume, it becomes a substantially single plate. By folding the four folded side walls inward with each other, the total volume can be reduced to a cube whose required area is the bottom surface area of the box and has a slight height, and the original shape is maintained until the folded state is released. It is possible to prevent collapse of a collapsed box due to load collapse or sliding during stacking and storage of folded boxes, and further, according to circumstances, it can be used as a shelf when stacked as a box.

[0039]

[Brief description of drawings]

FIG. 1 is an overall perspective view of a folding box,

FIG. 2 is an overall perspective view showing a folded state of the box,

FIG. 3 is an enlarged cross-sectional view of a hinge portion that connects a base portion and a side plate,

FIG. 4 is a side view of the box,

FIG. 5 is a perspective view of a lid body with a part cut away;

FIG. 6 is a perspective view of a corner tying member,

FIG. 7 is a perspective view of a corner reinforcing member,

FIG. 8 is a perspective view of a corner reinforcing member provided with a rough surface for preventing sliding.

[Explanation of symbols]

 1 bottom surface 2 side wall 3 base 4 hinge 4'hinge member 5 side plate 5'frame edge 6 upper side 7 corner 7 corner tie 8a inner edge 8b outer edge 8c ceiling 8d wrapping groove 8e protrusion 8f finger hook 8g pivot 8h Shaft hole 8i Shaft 8j Outer frame 9 Corner reinforcement member 10 Ridge line 11 Ridge 12 Lid body 13 Frame edge member 14 Window hole 15 Opening / closing window 16 Opening / closing member 17 Handle 18 Sliding prevention ridge 19 Rough surface for preventing slipping

Claims (4)

(57) [Claims] 1. An angle member-shaped corner reinforcing portion on both sides of two side plates facing each other out of four side plates attached via a hinge from each side of a base portion serving as a bottom portion.
Material, its inner corner covers both side edges and side edges of the side plate
And the longitudinal direction of the corner reinforcing member.
From the ridgeline of the outward angle to the surface side where this corner reinforcement member is mounted
Folding box bottom that stacks on top when the box is folded
A foldable box, characterized in that it is formed by protrudingly forming a ridge serving as a slide prevention holding portion of the . 2. In the corner reinforcing member, the protrusion is raised.
With a fine grain on the upper surface between the ridge and the edge.
Corner reinforced part that is densely molded with rough surface to prevent slipping
Folding box according to claim 1, characterized by comprising using wood. 3. The upper opening of the folding box can be closed.
A plate with an area of 4 sides, each side of the folding box
A disconnection that has an inner surface that can be tightly fitted to the outer side that is connected to the upper side of the face plate.
The surface is L-shaped, and the anti-slip ridges are raised above the ridgeline.
A folding box comprising a lid provided with a frame edge member . 4. The upper opening of the folding box can be closed.
A plate with an area of 4 sides, each side of the folding box
A disconnection that has an inner surface that can be tightly fitted to the outer side that is connected to the upper side of the face plate.
L-shaped surface, with a ridge of anti-slip ridge protruding from the ridgeline
And sliding on the surface provided with the ridge between the ridge and the edge.
With a lid provided with a frame edge member having a rough surface for prevention
Folding box according to claim 3, wherein the formation Rukoto.