JP2000229632A - Simple container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a simple container wherein the container can be simply assembled and a coupling is unlocked whereby a side plate extends outwardly due to elasticity to return to an original position so that extremely efficient nesting is possible. SOLUTION: A press-molded container forms a container molding 21 with four side plates 26 to 29 connected to an outer rim of a rectangular base plate 22 wherein the side plates 26 to 29 are made to stand and an L-shaped coupling 32 is fitted into a corner of a corner frame formed of the side plates 26 to 29 to couple the adjacent side plates to each other, thereby providing a simple container with an upper surface opened. When the simple container is emptied, the coupling 32 is unlocked, whereby the respective side plates 26 to 29 are inclined to taper to increase the upper opening in size. Thus upper and lower containers can be stacked less bulkily.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention
The present invention relates to an assembling-type simple container for storing industrial equipment products such as machine parts, or pottery, glassware, and the like for transportation, transportation, storage, and the like.

[0002]

2. Description of the Related Art In general, not only motors and electric / mechanical parts but also simple containers formed by injection molding a synthetic resin material are used for storing, transporting and storing articles.

[0003] Recently, there has been seen a simple container in which a low-cost corrugated cardboard sheet is combined with a resin-made joint to form a container.

By the way, as a simple container, articles can be stacked in multiple stages (hereinafter referred to as "stacking") even when they are stored, and when the articles are taken out and emptied, that is, in a non-use state, the back is not bulky. (Hereinafter referred to as nesting) is desired. As this kind of simple container, 4
No. 10015, and others.

Hereinafter, a conventional simple container will be described with reference to the drawings.

FIG. 9 is a perspective view of a conventional simple container.
FIG. 10 is a side view showing a state where the simple container is nested, and FIG. 11 is a side view showing a state where the simple container is stacked.

As shown in FIG. 9, a container molded body is formed by injection molding a synthetic resin material as a container having an opening on an upper surface, and its four side plates 2, 3, 4, 5 are formed.
Is tapered so that the opening gradually expands upward from the outer edge of the rectangular bottom plate 1. A continuous flange portion 6 is provided at the opening edge of the container molding.
Are integrally connected and protrude outward. Further, bulging portions 7, 8, 9, and 10 are formed symmetrically in the side plates 2 and 3, and the concave portions inside the bulging portions are connected to the opening edges. Further, bulging portions 7, 8, on the outer surfaces of the side plates 2, 3,
Support legs 11, 12 having steps are formed from the side portions of 9, 9 to the lower portion. These legs 11, 12
Has a different shape, that is, the legs 12 are
Are formed wider than the width. In addition, as shown in FIG. 10, by rotating the upper container molded body 14 by 180 ° with respect to the lower molded body 13, the supporting legs 11A and 12A of the upper container molded body 13 The position and size are set so as to fit into the concave portions inside the bulging portions 7 and 8.

Therefore, as shown in FIG. 10, the lower half of the upper container molding 14 is
And the supporting legs 11A and 12A are supported by the flange 6 so that nesting can be performed. The height at the time of the nesting is set to about 1 / 2H. At the time of stacking, the upper container molded body 14 is supported by the flange portion 6 of the lower container molded body 13 as shown in FIG.

[0009]

However, in general simple containers, including those described in the above-mentioned Japanese Utility Model Application Laid-open No. Hei 4-10015, it is necessary to store the non-use container molded articles from which the articles have been taken out without being bulky. Is that the container molded product must always be rotated by 180 °, and the dimension during nesting is about 1 /
2, the collection fare for container moldings from storage space and long distances can be reduced by up to 50%,
Because it is more difficult than that, and because such a molded container is formed by injection molding a synthetic resin material,
The mold manufacturing cost is very high, and when a container molded article having a size corresponding to an article is formed, there is a problem that the mold rise cannot be amortized.

An object of the present invention is to provide a simple container capable of stacking and nesting, reducing the size at the time of nesting, and further reducing the cost of a mold, while paying attention to the conventional problems.

[0011]

In order to achieve the above object, a simplified container according to the present invention is formed by connecting four side plates to a square bottom plate to form a container molded body, and standing up the respective side plates. The adjacent side plates are connected to each other by fitting the fitting grooves of the L-shaped couplers into the corners of the square frame, thereby forming a simple container having a top open.

According to the present invention, the simple container can be easily assembled, and the side plate expands outward by elasticity and returns to the original position by removing the coupling member, thereby enabling very efficient nesting.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 of the present invention is directed to a container molded body having a rectangular bottom plate and four side plates connected to the outer edge of the rectangular bottom plate, and an L-shaped coupling. The L-shaped fitting groove of the L-shaped coupler is fitted to the corner of the square frame formed by the side plates that have been raised, and the side plates adjacent to each other are joined to form a top surface opening. It is a simple container configured as a container, and has the effect of being able to handle not only cargo, but also transport, storage, and many stacks.

According to a second aspect of the present invention, in the simple container according to the first aspect, the side plate connected to the outer edge of the rectangular bottom plate has a V-shaped cut portion in which butted portions on both sides thereof are joined. It is formed and can be tilted so as to expand upward by 95 ° or more. By removing the coupling when not in use, the side plate is opened outward by the reaction force and has the effect of being able to nest in a compact manner.

According to a third aspect of the present invention, in the simple container according to the first aspect, the side plate of the container molded body stands upright on a square bottom plate when the adjacent side plates are joined to each other. When articles are stored and stacked, the loaded load is vertically applied to the lower simple container via the coupling tool, and has an effect that stable stunting can be performed.

According to a fourth aspect of the present invention, in the simple container according to the first aspect, the side plates have bulges at both ends of the upper part, and the fitting has a fitting groove formed by each side plate. It has a configuration in which a stopper piece having a hook that engages with a lower portion of the bulging portion when fitted and mounted on a corner portion of a square frame to be formed, so that the coupling tool can be securely attached. Having.

According to a fifth aspect of the present invention, in the simple container according to the first aspect, two opposing side plates have a concave portion for a handle at a central portion of an outer surface. The simple container can be carried without slipping.

According to a sixth aspect of the present invention, there is provided the simple container according to the first aspect, wherein the bottom plate has a lower surface of the lower surface.
In the corner, it is configured to have a convex portion for positioning the stacking of almost L shape along the outer edge, accurate stacking can be performed by regulating the position of the upper simple container at the time of stacking, and displacement during transportation can be prevented. In addition, it has the effect of dispersing the load when stacked on the side plates with the joints, and maintaining the pressure resistance.

According to a seventh aspect of the present invention, in the simple container according to the first aspect, the molded body of the container is a pressed molded body of a recycled board made of a mixture of a resin material and a paper material. Yes, compared to injection molds, the mold cost is very low and the raw materials are also cheap, so it has the effect of being able to make it at low cost.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(Embodiment 1) FIG. 1 is a perspective view of the simple container according to the first embodiment of the present invention in a state where the fastener is not mounted. FIG. 2 is a side view of the simple container and four corners of a V-shape. FIG. 3 is a perspective view of a coupler before mounting in the simple container, and FIG.
FIG. 4 is a perspective view of the coupling device after the stopper piece is attached to the simple container, FIG. 5 is a cross-sectional view of a coupling attachment portion of the simple container, and FIG. 6 is a perspective view of the simple container with the coupling device attached. FIG. 7 is a side view showing a state where the simple containers are stacked, and FIG. 8 is a perspective view showing a state where the simple containers are nested. The same components as those in the conventional technique are denoted by the same reference numerals.

As shown in FIGS. 1 and 2, the simple container according to the first embodiment is mainly composed of a container-shaped container 21 having a top opening formed by molding a synthetic resin material. The bottom plate 22 of the container molded body 21 has a square shape, and has L-shaped convex portions 23 for overlapping positioning along the outer edge at four corners on the lower surface thereof. Side plates 26, 27, 28 and 29 are connected to the outer edge of the bottom plate 22 so that the rising angle thereof can be arbitrarily changed. The butted portions of the side plates 26, 27, 28 and 29 are formed by V-shaped cut portions 31. Then, the square frame formed by the side plates 26, 27, 28, 29 gradually expands upward. In addition, bulging portions 2 are provided at both upper ends of the side plates 26, 27, 28, 29.
4 and 25 are formed symmetrically.

The L-shaped convex portion 23 of the bottom plate 22 for overlapping positioning has a height of 15 to 30 mm as shown in FIG. 2, and the side plates 26, 27, 28, 29 extend outwardly by 95 ° or more. I have to. Also, the side plates 26, 27, 28,
Of the side plates 29, the opposite side plates 26, 28 have a concave portion 30 for a handle formed on the outer surface at the center thereof.

The corners of the square frames formed by abutting the sides of the side plates 26, 27, 28 and 29 are connected by a connecting member 32 shown in FIG. The coupling tool 32
As shown in FIGS. 3 and 4, is formed in an L-shape as a whole, and has an L-shaped fitting groove 33 formed by an upper piece, an outer piece, and an inner piece. A cutout portion is provided in the outer piece, and a stopper piece 35 which fits into the cutout portion, is connected to the upper portion by a hinge portion 34, and is openable outward is provided. Further, the stopper piece 35 has two hooks 36 which can be engaged with lower portions 39 of the bulging portions 24 and 25 of the side plates 26, 27, 28 and 29 at a lower portion on the inner side thereof, and engages with both side portions. It has a tongue piece 37 for stopping. On the other hand, a locking portion 38 on which the locking tongue piece 37 can be locked is provided on the side of the cutout of the outer piece of the coupling tool 32.

In the simple container having the above structure, FIG.
, Four side plates 26 of the molded container 21,
27, 28 and 29 are turned upright by 90 ° and the side plate 2
At the corner of the square frame formed by abutting the sides of the adjacent ones of 6, 27, 28 and 29, the L-shaped coupling tool 32 is fitted by fitting the fitting groove 33 thereof. At this time, by pressing the stopper piece 35 of the coupling tool 32 in the state shown in FIG. 3 in the notch direction, the hook 36 inside the stopper piece 35 is moved to the side plates 26, 27, 28 as shown in FIG. , 29 at bulges 24, 25
Of the side plates 26, 27, 2
Do not fall out above 8, 29. Further, the locking tongue pieces 37 on both sides of the stopper piece 35 are locked to the locking portion 38 of the cutout portion of the coupling tool 32, and the stopper piece 35 is locked so as not to open. In this manner, as shown in FIG. 6, the four side plates 26 to 29 of the container molded body 21 are assembled so as to constitute a container having a top opening and a shape in which the opening gradually expands upward.

The simple container assembled by attaching the coupler 32 as described above can be stacked as shown in FIG. That is, the upper container molded body 21A
L-shaped convex part 23 for overlapping positioning of the bottom plate 22 in FIG.
Are the four fasteners 3 of the lower container molded body 21B.
2 and the edge of the bottom plate 22 of the upper container molded body 21A is placed on the four couplings 32 of the lower container molded body 21B, so that the upper container molded body 21A is Stacking can be performed without displacement on the container molded body 21B.

The simple container can be nested as shown in FIG. That is, the fastener 3 for fixing the side plates 26 to 29 of the container body molding 1
Remove 2.

Here, the side plates 26 to
Since 29 returns to the original inclined shape due to the reaction force, a large number of container molded bodies 21 can be stacked in a low size as shown in FIG.

[0029]

As is apparent from the above description, the simple container of the present invention can be stacked with the simple container of the upper stage as it is with the simple container of the lower stage. ,
It can be stacked at a pitch of about 20 mm and can be nested very compactly. Therefore, the storage space for empty simple containers is less than 1/5 that of stacking, the return freight for empty simple containers can be significantly reduced, and the simple containers can be formed by press molding. The mold cost can be reduced to less than half compared to the conventional injection molding container, and it can be manufactured very cheaply.The bottom of the simple container is flat,
It has an effect that various articles can be stored and can be used for various purposes.

[Brief description of the drawings]

FIG. 1 is a perspective view of a simple container according to a first embodiment of the present invention in a state where a coupler is not mounted.

FIG. 2 is a side view of the simple container.

FIG. 3 is a perspective view of a coupling before mounting in the simple container.

FIG. 4 is a perspective view of the coupler after the stopper piece is attached to the simple container.

FIG. 5 is a cross-sectional view of the connection portion of the simple container.

FIG. 6 is a perspective view of a simple container equipped with the coupling.

FIG. 7 is a side view showing a state where the simple containers are stacked.

FIG. 8 is a perspective view showing a state where the simple container is nested.

FIG. 9 is a perspective view of a conventional simple container.

FIG. 10 is a side view showing a state where the simple container is nested.

FIG. 11 is a side view showing a state where the simple containers are stacked.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 21 Container molded body 22 Bottom plate 23 L-shaped convex part for lap positioning 24 bulge part 25 bulge part 26 side plate 27 side plate 28 side plate 29 side plate 30 handle concave part 31 V-shaped cut part 32 coupler 33 fitting Mating groove 34 Hinge part 35 Stopper piece 36 Hook 37 Tongue piece for locking 38 Locking part 39 Lower part of bulging part

Claims (7)

[Claims] 1. A square frame comprising a rectangular bottom plate, a container molded body having four side plates connected to the outer edge of the rectangular bottom plate, and an L-shaped coupling member, and formed by each of the raised side plates. At the corner of the L-shaped coupler.
A simple container characterized in that adjacent side plates are joined by fitting a letter-shaped fitting groove to form a container having an upper surface opening. 2. The side plate connected to the outer edge of the rectangular bottom plate is formed such that abutting portions on both sides thereof are formed by V-shaped cut portions, and can be inclined so as to expand upward by 95 ° or more. The simple container according to claim 1, wherein 3. The simple container according to claim 1, wherein the side plate of the molded container is configured to stand upright on a square bottom plate when adjacent side plates are joined to each other. 4. The side plate has bulges at both ends on the upper side, and the coupling device is configured such that when the fitting groove is fitted and mounted on a corner of a square frame formed by each side plate, the bulge is formed. 2. The device according to claim 1, further comprising a stopper piece having a hook engaged with a lower portion of the portion.
Simple container described. 5. The simple container according to claim 1, wherein the two opposing side plates have a concave portion for a handle at the center of the outer surface. 6. A bottom plate is provided at four corners of the lower surface, substantially L along the outer edge.
The simple container according to claim 1, further comprising a convex portion for positioning the stacked shape. 7. The simple container according to claim 1, wherein the container molded body is a press molded body of a recycled board made of a mixture of a resin material and a paper material.