JP2014223931A - Edge frame for sectional simple container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate reuse of a sectional simple container by recovering an edge frame of the container after use and allow retention of the edge frame in a folded state and easy spreading from the folded state in use, easy formation of the edge frame, reduction of costs of a die for formation of the edge frame and weight saving of the edge frame itself.SOLUTION: A sectional simple container includes engagement parts 9 and 10 provided at the centers of the inner surface, the upper edge or the lower edge of one or both of two wider plates 3 and 4, among four rectangular plates 1 to 4 constituting a foldable edge frame 11 of the sectional simple container, and holding parts 12 and 13 for holding the engagement parts provided at positions close to the engagement parts when the edge frame is folded. Notches 14 and 15 for finger hooking may be provided in the upper edge or lower edge of the two wider plates, and/or a convex part 16 may be provided in the upper end part of an inner wall of the edge frame 11.

Description

  The present invention mainly relates to an edge frame of an assembling-type simple container for storing various processed foods such as sushi, pasta, gyoza and prepared dishes.

Conventionally, in order to reduce the bulk at the time of transportation, an assembling-type simple container is composed of a container body part and a frame material, and at the time of transportation, the container body part is overlapped and the frame material can be folded and conveyed. Assembling-type simple containers are known.
For example, Patent Document 1 (Japanese Patent No. 3299449) is composed of a molded bottom plate (1) (container body) and a folding frame member (2), and in use, the molded bottom plate (1) is expanded from the folded state. It is dropped inside the frame member (2) and assembled by fitting the upper end of the molded bottom plate (1) to the upper end surface of the frame member (2). A simple container (10) in which the material (2) is folded is described.
Patent Document 2 (Japanese Patent No. 3965321) includes a frame body (1) (frame material) and a container main body (10). 10) is dropped, and the engaging convex portion (15) is assembled into the engaging concave portion (8) provided on the upper inner surface of the frame body (1), and the frame body (1) is folded during transportation. A simple container (A) in which the container body (10) is overlaid is described.

However, the conventional simple assembly container is made on the premise of disposal or recycling of the container body and the frame material after use, and is not reusable.
Therefore, when it is discarded, it is necessary to collect and incinerate it as garbage, and when it is recycled, it is necessary to separate and collect it for chemical treatment.
In addition, although the frame material can be folded, there is no means for holding the folded state. There is a problem that it is difficult to work at the time of disposal and is bulky at the time of disposal or collection after use.

Japanese Patent No. 3299449 Japanese Patent No. 3965321

An object of the present invention is to make the edge frame constituting the assembly-type simple container together with the container main body of a durable material so that the edge frame can be folded and conveyed at the time of conveyance, and the assembly-type simple container It is to collect the edge frame after use to facilitate reuse.
It is also an object of the present invention to make it possible to hold the edge frame in a folded state, and to make it easy to expand the folded state from the folded state during use.
Furthermore, it is also an object of the present invention to make it easy to mold the edge frame, to make the edge frame molding die cheaper, and to reduce the weight of the edge frame itself.

  The edge frame of the assembly-type simple container of the invention according to claim 1 is a rectangular first and second plate having the same size, and a rectangular or first and second plate having the same size as the first and second plates. Sides of the same height so that the third and fourth rectangular plates having the same height and the same width as the first plate, and the first and second plates and the third and fourth plates face each other Four hinges that connect each other, an engagement part provided near the inner surface of one or both of the third and fourth plates, the upper edge or the center of the lower edge, and the first to fourth plates. And a holding portion for holding the engaging portion provided at a position where the engaging portion approaches when folded by the portion.

  The edge frame of the assembly-type simple container of the invention according to claim 2 is the edge frame of the assembly-type simple container according to claim 1, wherein one or more of the upper and lower edges of the third and fourth plates Is provided with a notch for a finger.

  The edge frame of the assembly-type simple container of the invention according to claim 3 is the edge frame of the assembly-type simple container according to claim 1 or 2, wherein all four hinge portions are at an angle of at least 0 degrees and within 180 degrees. It can be opened and closed, and has two or four holding portions.

  The edge frame of the assembly-type simple container of the invention according to claim 4 is the edge frame of the assembly-type simple container according to any one of claims 1 to 3, and protrudes from the upper end portion of the inner wall of the first to fourth plates. It is characterized by the provision of a strip.

  The edge frame of the assembly-type simple container of the invention according to claim 5 is the edge frame of the assembly-type simple container according to any one of claims 1 to 4, wherein the first to fourth plates and the four hinge portions are rigid. It is formed by plastic molding.

  According to the first aspect of the present invention, when the assembled simple container is used before being folded and transported, and after the assembled simple container is used, the edge frame is recovered for reuse. Because the folded edge frame is held in a state that is not easily opened by the engaging portion and the holding portion, it is not bulky, easy to carry, easy to pack in a bag or box for transportation, and has the effect of being difficult to break during transportation. .

  According to the invention according to claim 2, in addition to the effect of the invention according to claim 1, the finger-hanging notch is provided at one or a plurality of places on the upper edge or the lower edge of the third and fourth plates. Therefore, when using the assembly-type simple container and when cleaning the edge frame after collection, the engaging part and the holding part can be easily set by placing the fingers of the left and right hands on the notched part of the folded edge frame. The engagement state can be released and the edge frame can be opened.

  According to the invention of claim 3, in addition to the effect of the invention of claim 1 or 2, all of the four hinge parts can be opened and closed at an angle of at least 0 degree and within 180 degrees, and the holding part has Since there are two or four places, the edge frame can be folded in any direction, and the edge frame can be easily held by the engaging part and the holding part when folded in any direction. it can.

  According to the invention of claim 4, in addition to the effect of the invention of any one of claims 1 to 3, since the upper end of the inner wall of the first to fourth plates is provided with a ridge, The engaging convex part provided in the vicinity of the upper end of the outer wall is in contact with the lower part of the convex line, and the container main body part and the edge frame are not easily separated during use of the assembly-type simple container.

According to the invention according to claim 5, in addition to the effect of the invention according to any one of claims 1 to 4, the first to fourth plates and the four hinge portions are formed by molding hard plastic, An edge frame that can be reused at low cost can be obtained.
In particular, according to the invention according to claim 5 that cites claim 4, it is easy to mold and the mold can be manufactured at a lower cost since there is no engagement recess as in Patent Document 2 on the inner wall of the edge frame. There is an effect.

The perspective view of the state which opened the edge frame 11 of Example 1. FIG. The perspective view of the state which folded the edge frame 11 of Example 1. FIG. The perspective view of the state which opened the edge frame 21 of Example 2. FIG. The perspective view of the state which folded the edge frame 21 of Example 2. FIG. The perspective view of the state which covered the container main-body part 20 on the edge frame of Example 1 or 2. FIG. Sectional drawing of the state which covered the container main-body part 20 on the edge frame of Example 1 or 2. FIG.

  Hereinafter, embodiments of the present invention will be described by way of examples.

A perspective view of the first embodiment with the edge frame 11 opened is shown in FIG. 1, and a perspective view of the folded state is shown in FIG.
As shown in FIGS. 1 and 2, the edge frame 11 has the same height as the first plate 1 and the second plate 2, and the first and second plates 1 and 2, which are rectangles having the same size. And the third plate 3 and the fourth plate 4, which are rectangles having the same width longer than the second plates 1 and 2, and the sides of the same height of the first plate 1 and the third plate 3. The first hinge part 5 to be connected, the second hinge part 6 to connect the same height sides of the first plate 1 and the fourth plate 4, the same height of the second plate 2 and the third plate 3 A third hinge portion 7 for connecting the sides of the second hinge portion 8 and a fourth hinge portion 8 for connecting the sides of the second plate 2 and the fourth plate 4 at the same height, which are integrally formed by molding of hard plastic. Is formed.
The outer shape in the state where the edge frame 11 is unfolded is a rectangular parallelepiped as shown in FIG. 1, and the outer shape in the folded state is such that the first and fourth hinge portions 5 and 8 open at 180 degrees as shown in FIG. The second and second plates 2 and 2 are arranged such that the second and third hinge portions 6 and 7 are closed at 0 degree and the first plate 1 and the third plate 3 are arranged with the same height sides adjacent to each other. And the fourth plate 4 are formed by overlapping two plates arranged side by side with the same height side.

Among the four hinge portions, the first hinge portion 5 and the fourth hinge portion 8 are tapered end portions of the first plate 1 and the third plate 3 and the second plate 2 and the fourth plate 4. Can be opened and closed at an angle of not less than 75 degrees and not more than 180 degrees by connecting them with a thin belt-like part, and the second hinge part 6 and the third hinge part 7 include the first plate 1 and the fourth plate 4 and The tapered end portions of the second plate 2 and the third plate 3 are connected to each other by a thin strip-like portion through a fan-shaped or isosceles triangular columnar section between the end portions, and at least 0 degrees or more and 180 degrees. It can be opened and closed within an angle.
Therefore, when the edge frame 11 is folded, the first hinge part 5 and the fourth hinge part 8 are opened 180 degrees, and the second hinge part 6 and the third hinge part 7 are closed at 0 degree. The first to fourth plates 1 to 4 may be moved. Conversely, when the edge frame 11 is expanded, the first to fourth hinge portions 5 to 8 are moved in the direction of 90 degrees. The plates 1 to 4 may be moved.

In the center of the lower edge of the third plate 4 and the fourth plate 4 of the edge frame 11 of the first embodiment, engaging portions 9 and 10 having slit-like recesses are provided.
And when it is lower edge of the 1st board 1 and the 2nd board 2, Comprising: When the edge frame 11 is folded, it is the slit shape of the engaging parts 9 and 10 in the position approaching the engaging parts 9 and 10, respectively. L-shaped holding portions 12 and 13 that fit into the recesses are provided.

In the center of the upper edges of the third plate 4 and the fourth plate 4 of the edge frame 11 of the first embodiment, finger-cut notches 14 and 15 are provided.
Further, a ridge 16 is provided at the upper end of the inner walls of the first to fourth plates 1 to 4 of the first embodiment.
Furthermore, a plurality of ribs 17 are provided on the inner walls of the first to fourth plates of the first embodiment in the vertical direction.

Since the edge frame 11 of the first embodiment is configured as described above, the edge frame 11 is folded and transported before the assembly-type simple container 31 is used, and after the assembly-type simple container 31 is used. When the frame 11 is collected for reuse, the folded edge frame 11 is not easily opened by the engagement of the engaging portions 9 and 10 and the holding portions 12 and 13.
When the assembled simple container 31 is used and when the edge frame 11 is washed after collection, the left and right hand fingers are easily engaged with the notches 14 and 15 of the folded edge frame 11. The engagement state between the joint portions 9 and 10 and the holding portions 12 and 13 can be released to expand the edge frame 11.
Further, as shown in FIGS. 5 and 6, after the container body 20 is placed on the upper edge side of the edge frame 11, the hanging part 18 extending in an L shape outward from the upper end of the outer wall of the container body 20 is provided. Since the engagement convex part 19 which is hold | maintained at the upper edge of the edge frame 11 and extends along the upper edge near the upper end of the outer wall of the container main body part 20 contacts the lower part of the protruding item | line 16, the container main body part 20 and the edge frame 11 are It is not easily separated during use of the assembly-type simple container 31.
Further, the ribs 17 provided on the inner walls of the first to fourth plates can maintain the strength while reducing the thickness of the plates.

A perspective view of the second embodiment with the edge frame 21 opened is shown in FIG. 3, and a perspective view of the folded state is shown in FIG.
In the second embodiment, not only the second hinge part 26 and the third hinge part 27 but also the first hinge part 25 and the fourth hinge part 28 can be opened and closed at an angle of at least 0 degree and within 180 degrees. The points where the engaging parts 29 and 30 do not have a slit-like recess at the lower edge, and the holding parts 32 and 33 are not L-shaped, and the holding parts 32 and 33 are connected to the engaging parts 29 and 30. Example 1 except that two points are provided on the third plate 3 and four notches 14, 15, 34, and 35 are provided on the third plate 4 and the fourth plate 4, respectively. This is the same configuration as the edge frame 11.
And in the following description, the same number as Example 1 is used about the part which is not different from Example 1. FIG.

In the second embodiment, the first hinge portion 25 and the fourth hinge portion 28 are also similar to the second hinge portion 6 and the third hinge portion 7 in the first embodiment, and the first plate 1 and the third hinge portion 28. The taper end portions of the plate 3 and the second plate 2 and the fourth plate 4 are connected by a thin belt-like portion through a columnar body having a fan-shaped or isosceles triangle cross section between the end portions, It can be opened and closed at an angle of at least 0 degree and within 180 degrees.
Therefore, the edge frame 21 not only has a direction in which the first plate 1 and the fourth plate 4 overlap (hereinafter referred to as “one direction”), but also in a direction in which the first plate 1 and the third plate 3 overlap (hereinafter referred to as “one direction”). It can also be folded in the other direction.

In the second embodiment, a third plate is used instead of the engaging portions 9 and 10 having the slit-like recesses of the first embodiment provided at the center of the lower edges of the third plate 3 and the fourth plate 4. In the center of the inner walls of the third plate 4 and the fourth plate 4, engagement portions 29, 30 having a round bottom flask-shaped column are provided.
Further, the inner walls of the first plate 1 and the second plate 2, and when the edge frame 21 is folded in one direction and when the edge frame 21 is folded in the other direction, At the approaching position, holding parts 32 and 33 are provided in which two rectangular columnar bodies each having a bulging portion on one side are arranged so that the bulging portions face each other.
The cylindrical portions of the engaging portions 29 and 30 can be fitted between the two bulging portions when the edge frame 21 is folded.
That is, when the edge frame 21 is folded in the other direction, the holding portion 32 provided on the first plate 1 and the engaging portion 29 provided on the third plate 3 are fitted, and the second plate 2 is fitted. The holding part 33 provided and the engaging part 30 provided on the fourth plate 4 are fitted.
On the contrary, when the edge frame 21 is folded in one direction, the holding portion 33 provided on the first plate 1 and the engaging portion 30 provided on the fourth plate 4 are fitted to each other, and the second plate 2 The holding portion 32 provided on the third plate 3 is engaged with the engaging portion 29 provided on the third plate 3.

In Example 2, two notches 14 and 34 and notches 15 and 35 are provided in the vicinity of the center of the upper edges of the third plate 3 and the fourth plate 4, respectively.
That is, when the edge frame 21 is folded in the other direction, the holding portion 32 of the first plate 1 and the engaging portion 29 of the third plate 3 and the holding portion 33 of the second plate 2 that are engaged with each other. When the edge frame 21 is folded in one direction, it is easier to unfold the edge frame 21 when the fingers are placed on the notches 34 and 35 located closer to the center with respect to the engagement portion 30 of the fourth plate 4. With respect to the holding portion 33 of the first plate 1 and the engaging portion 30 of the fourth plate 4 and the holding portion 32 of the second plate 2 and the engaging portion 29 of the third plate 3 that are fitted. It is easier to unfold the edge frame 21 by placing a finger on the notches 14 and 15 located near the center.

The modification of Example 1 and 2 is listed.
(1) The edge frame 11 of the first embodiment and the edge frame 21 of the second embodiment are integrally formed by molding hard plastic, but the first to fourth plates 1 to 4 and the first to first plates are used. The material of the fourth hinge portions 5 to 8 is not limited to hard plastic, but may be any material as long as it is durable and can withstand reuse, such as wood, metal, and ceramic.
Moreover, it does not restrict to what is formed integrally, The 1st-4th board 1-4 is created separately, and a durable tape body is stuck on the circumference or the adjacent part of two boards, or Fused ones, the first to fourth plates 1 to 4 and the first to fourth hinge portions 5 to 8 are created separately, and the hinge portions 5 to 8 are attached to adjacent portions of the two plates, It may be fixed by fusing, fitting, screwing or the like.
(2) The first to fourth hinge portions 5 to 8 and 25 to 28 of the first and second embodiments can be folded by being connected by thin strip portions, but are not limited to thin strip portions, but hinges and upper and lower portions. Any material can be used so long as adjacent plates can be pivotally connected, such as a cylinder inserted between the protrusions on the surface.
(3) In the first embodiment, the engaging portions 9 and 10 are provided at the centers of the third plate 3 and the fourth plate 4, and in the second embodiment, the centers of the third plate 3 and the fourth plate 4 are provided. However, it is not always necessary to provide the engaging portions 29 and 30 on both the third plate 3 and the fourth plate 4, and may be provided only on one plate.
And when an engaging part is provided only in one board, in Example 1, only one holding part may be provided, and in Example 2, two holding parts may be provided.
In addition, when the length of the 1st-4th board of Example 2 is made the same, if an engaging part is provided in the center of both boards, only two holding parts will be sufficient.
(4) In the first embodiment, the engagement portions 9 and 10 are provided at the center of the lower edge of the third plate 3 and the fourth plate 4, and in the second embodiment, the third plate 3 and the fourth plate 4. Although the engaging portions 29 and 30 are provided in the center of the inner wall of the first plate 3, the third plate 3 or the fourth plate 4 is not necessarily limited to the lower edge center or the inner wall center of the third plate 3 and the fourth plate 4. What is necessary is just to provide in the central part of the lower edge, upper edge, or inner wall.
In particular, when the widths of the first and second plates 1 and 2 and the widths of the third and fourth plates 3 and 4 are in a one-to-two relationship, when the engagement portion is provided in the center, the engagement is achieved Since the part is located at the hinge part, it is necessary to avoid the center.
(5) In the first and second embodiments, the notch portion for hooking the finger is provided near the center of the upper edge of the third plate 3 and the fourth plate 4, but the lower edge or the upper edge is not limited to the upper edge. You may provide in both an edge and a lower edge.
In the second embodiment, the two notches 14 and 34 and the notches 15 and 35 are provided near the center of the upper edges of the third plate 3 and the fourth plate 4, respectively. As long as it is directly above or below the portions 29 and 30, only one place may be provided on each of the third plate 3 and the fourth plate 4.
(6) In Examples 1 and 2, the ridge 16 is provided on the upper end of the inner wall of the first to fourth plates 1 to 4, and this ridge 16 is shown in FIGS. 1 and 3. Not only in such a form, it is sufficient that a short ridge that contacts the upper surface of the engagement protrusion 19 is provided at least at one place on each plate when the container body 20 is put on the edge frames 11 and 21. .

DESCRIPTION OF SYMBOLS 1 1st board 2 2nd board 3 3rd board 4 4th board 5, 25 1st hinge part 6, 26 2nd hinge part 7, 27 3rd hinge part 8, 28 4th Hinge part 9, 10, 29, 30 Engaging part 11, 21 Edge frame 12, 13, 32, 33 Holding part 14, 15, 34, 35 Notch part 16 Convex strip 17 Rib 18 Hanging part 19 Engaging convex part 20 Container Main body 31 Assembling type simple container

Claims (5)

First and second rectangular plates of the same size;
A rectangular third and fourth plate having the same size as the first and second plates, or a rectangular shape having the same height and a longer width as the first and second plates;
Four hinge portions that connect sides of the same height so that the first and second plates and the third and fourth plates face each other;
An engaging portion provided near the inner surface of one or both of the third and fourth plates, the central portion of the upper edge or the lower edge;
When the first to fourth plates are folded by the four hinge portions, a holding portion for holding an engaging portion provided at a position where the engaging portion approaches is provided. Border frame. The edge frame of the assembling-type simple container according to claim 1, wherein a notch portion for finger hooking is provided at one or a plurality of positions on the upper edge or the lower edge of the third and fourth plates. All of the four hinge parts can be opened and closed at an angle of at least 0 degrees and within 180 degrees,
The edge frame of the assembling-type simple container according to claim 1, wherein the holding portion is provided at two or four locations. The edge frame of the assembly-type simple container according to any one of claims 1 to 3, wherein a ridge is provided on an upper end portion of an inner wall of each of the first to fourth plates. The edge frame of the assembly-type simple container according to any one of claims 1 to 4, wherein the first to fourth plates and the four hinge portions are formed by molding hard plastic.

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