JP6879542B2 - Middle plate of packaging container - Google Patents

Description

The present invention relates to a medium plate used for a packaging container for accommodating foods and the like.

Katsudon, Oyakodon, Chukadon, Ankake Yakisoba, etc. sold at retail stores are often packaged in packaging containers with medium plates.
In such a container, ingredients such as cooked rice and noodles are stored in the main body of the container, and ingredients to be placed on the cooked rice and noodles are stored in the middle plate, and immediately before eating, the ingredients such as cooked rice and noodles are placed on the cooked rice and noodles. By placing the ingredients on it, it is possible to prevent rice, noodles, etc. from becoming soaked by the juice of the ingredients, and to eat deliciously.

A packaging container with a middle plate has the advantage that it can be eaten deliciously, but on the other hand, when the ingredients of the middle plate are placed on the ingredients of the container body, the ingredients and juice may be spilled.
Therefore, in order to solve such a problem, for example, the container body for accommodating a predetermined cooked rice or other foodstuff and the predetermined foodstuff placed on the foodstuff to be eaten are separated from the foodstuff. An inner plate that is set in the opening of the container body with a fitting edge that fits into the reinforcing edge formed on the opening edge of the container body in the stored state, and a lid that covers the inner plate and covers the container body. In the food packaging container with a middle plate provided with, the middle plate is provided with knobs at both diagonal corners of the middle plate itself, and the opening of the container body is provided at both diagonal corners of the other. A food packaging container with a middle plate has been developed, which comprises forming a non-fitting edge that does not engage with the reinforcing edge formed in (see Patent Document 1 below).

In addition, it is an inner plate for placing ingredients that is attached to the opening of the container body, and the two divided bodies on the left and right sides of the inner plate are integrated via a joint portion on the overlapping surface. At the same time, the vicinity of the left and right outer edges of the split body was lifted upward and deformed into a V shape to release the unification of the bonded portion, and the split body was separated into the left and right and placed on the inner plate. A container inner plate structure has been developed, characterized in that the ingredients are configured to fall into the container body.

Utility Model Registration No. 3191222 Japanese Unexamined Patent Publication No. 2016-55594

The inner plate of Patent Document 1 is provided with knobs at both diagonal corners to facilitate lifting. This inner plate is provided with a slide guide wall with a gently inclined side wall, and by flowing the ingredients on the slide guide wall, it is easy to put the ingredients on the ingredients of the container body, but the juice of the ingredients is inside. It travels along the outer edge of the flange of the dish and may drip from the corners, polluting the surrounding area.

The middle plate of Patent Document 2 is capable of deforming the left and right divided bodies into a V shape and placing the ingredients of the middle plate on the foodstuff of the container body from the vicinity of the center. The left and right split bodies are integrated via the bonding portion of the overlapping surface, and there is a risk that the juice may leak from the gap between the bonding portions in the case of a juicy ingredient.

Therefore, an object of the present invention is to provide an inner plate of a packaging container which prevents the juice from scattering or leaking and makes it easy to put the ingredients of the inner plate on the ingredients of the container body.

The inner plate of the packaging container according to the embodiment of the present invention has a standing wall portion that rises upward and a part of the standing wall portion that bulges outward from the inner plate toward the accommodating portion of the flange portion that projects outward. It is characterized by having an inclined surface portion inclined from the upper end portion of the portion toward the outer edge of the flange portion, and a concave portion in which the upper end portion of the standing wall portion near the inclined surface portion is recessed downward.

Since the inner plate of the packaging container of the above form is provided with the inclined surface portion, the ingredients can be placed on the ingredients of the container body so that the ingredients flow on the inclined surface portion, so that the ingredients can be easily placed and the juice can be placed. Etc. are also less likely to drip around. Further, since the ingredients easily flow from the concave portion to the inclined surface portion, the ingredients can be placed on cooked rice or the like while preventing the ingredients from being scattered.

The inner plate of the packaging container of the above-described form may have a shape having at least one corner portion in a plan view, and may be provided with an inclined surface portion in the vicinity of the corner portion.

By doing so, it becomes easy to collect the ingredients near the corners, and the collected ingredients can be placed on the ingredients of the container body from the inclined surface portion.

The inner plate of the packaging container of the above-described form can be formed so that the concave portion can be recessed in a curved shape, and both sides of the inclined surface portion in the width direction are higher than the central portion.

By doing so, it is possible to prevent the ingredients from gathering in the center of the concave portion or the inclined surface portion and scattering the ingredients.

It is a perspective view of the inner plate of the packaging container of one Embodiment of this invention. It is an exploded perspective view of an example of a packaging container using the middle plate of FIG. It is a partially enlarged end view of the state in which the packaging container of FIG. 2 is fitted. It is a partially enlarged perspective view of the vicinity of the inclined surface portion of the middle plate of FIG. It is a partially enlarged end view of the vicinity of the inclined surface portion of the middle plate of FIG. It is a partially enlarged perspective view which showed one modification of the inclined surface part of the middle plate of FIG. It is a partially enlarged perspective view which showed the other modification of the inclined surface part of the middle plate of FIG.

Hereinafter, an embodiment of the inner plate of the packaging container of the present invention will be described with reference to the drawings.

As shown in FIGS. 1 or 2, the inner plate 1 of the packaging container according to the embodiment of the present invention may be a three-point packaging container 4 provided between the container body 2 and the lid 3. As shown in FIG. 3, the middle plate 1 can be fitted to the container body 2 to close the storage portion 21 of the container body 2, and the lid portion 3 can be fitted to the middle plate 1 to fit the middle plate. The accommodating portion 11 of 1 can be closed.

In the packaging container 4, for example, the first food material can be stored in the storage portion 21 of the container body 2, and the second food material can be stored in the storage portion 11 of the middle plate 1.
The first foodstuff is not particularly limited, but a so-called staple food foodstuff, specifically cooked rice, noodles, bread, or the like is preferable.
The second ingredient is not particularly limited, but the ingredients of the bowl and the ankake to be placed on the first ingredient are preferable.

For example, if the first ingredient is cooked rice such as white rice and the second ingredient is chicken or pork cutlet bound with eggs, the second ingredient is placed on top of the first ingredient when eating. It can be a bowl such as Oyakodon or Katsudon. Further, if the first ingredient is noodles such as fried noodles and the second ingredient is ankake, the second ingredient can be placed on the first ingredient to make ankake fried noodles.

The packaging container 4 can be manufactured, for example, by thermoforming a synthetic resin sheet having a sheet thickness of 0.1 mm to 3 mm, preferably 0.2 mm to 2 mm. The inner plate 1, the container body 2, and the lid 3 may have different thicknesses.

The synthetic resin sheet is not particularly limited, but may be either a foamed resin sheet or a non-foamed resin sheet. For example, a polyolefin resin sheet such as a polyethylene resin sheet or a polypropylene resin sheet, a polystyrene resin sheet, or the like. Examples thereof include thermoplastic resin sheets such as polyester resin sheets such as polyethylene terephthalate resin sheets and modified polyethylene terephthalate resin sheets imparted with heat resistance. Among them, those that can withstand the heating of a microwave oven, for example, a heat-resistant polystyrene-based resin sheet, a polypropylene-based resin sheet, and a modified polyethylene terephthalate-based resin sheet imparted with heat resistance are preferable.
Further, a laminated sheet can be used as the synthetic resin sheet, and examples of the laminated sheet include a laminated sheet in which a film is heat-laminated on a synthetic resin sheet, a laminated sheet by a coextrusion method, and a laminated sheet by an extrusion lamination method. Can be done.

Examples of the thermoforming include vacuum forming, compressed air forming, vacuum pressure forming, and thermoforming.

The middle plate 1 may be transparent, translucent, or colored such as black or white, but it is preferable that the inner plate 1 is transparent or translucent together with the lid 3 so that the inside can be visually recognized.

In the present embodiment, the middle plate 1 has a square shape in a plan view as shown in FIG. The middle plate 1 is not limited to this, and may be circular in plan view, rectangular in plan view, hexagonal shape in plan view, octagonal shape in plan view, water drop shape in plan view, or the like, but at least in plan view. It is preferable to have a shape having one corner portion 1a because it is easy to collect the ingredients. Examples of the shape having at least one corner portion 1a in the plan view include a square view in a plan view, a rectangular shape in a plan view, a hexagonal shape in a plan view, and an octagonal shape in a plan view.

As shown in FIG. 1 or FIG. 3, the middle plate 1 is provided with a peripheral wall portion 13 extending upward from the edge portion of the bottom surface portion 12 having a square shape with a rounded corner in a plan view, and is partitioned by the bottom surface portion 12 and the peripheral wall portion 13. The accommodating portion 11 is formed.
The peripheral wall portion 13 is formed so as to expand upward, and a flange portion 14 projecting outward is formed at the upper end portion of the peripheral wall portion 13.
The flange portion 14 is provided with a vertical wall portion 15 that projects substantially vertically toward the inside of the container, and is formed substantially horizontally toward the outside of the container.

As shown in FIG. 3, the outer edge of the flange portion 14 is formed with a hanging lower surface portion 14a hanging along the outer edge of the main body flange portion 24 of the container body 2, and the engaging surface formed at a predetermined position of the hanging lower surface portion 14a. The portion 14b allows the container body 2 to be externally fitted.
As shown in FIGS. 1 or 3, the vertical wall portion 15 is formed in a wall shape surrounding the accommodating portion 11, and the upper end portion 15a thereof is formed in a substantially horizontal plane shape. By forming the vertical wall portion 15, the capacity of the accommodating portion 11 can be increased. Therefore, the height of the vertical wall portion 15 from the bottom surface portion 12 is preferably 5 mm to 100 mm, particularly preferably 10 mm to 40 mm.
A fitting portion 16 is provided on the inner surface side of the standing wall portion 15 so as to be inclined inward over the entire circumference around the opening edge portion so that the lid portion 3 can be fitted.

As shown in FIG. 2 and the like, the flange portion 14 is formed with an inclined surface portion 17 at the opposite corner portions 1a. The inclined surface portion 17 is formed on the outer side of the container of the vertical wall portion 15, and as shown in FIGS. 4 or 5, the inclined surface portion 17 is inclined from the upper end portion 15a of the vertical wall portion 15 toward the outer edge of the middle plate flange portion 14. is there. When the second food material stored in the storage unit 11 is placed on the first food material stored in the storage unit 21 of the container body 2, the inclined surface portion 17 smoothly flows down the food material from the middle plate 1 on this surface. It is set to.

In the present embodiment, the two inclined surface portions 17 are formed on the opposite corner portions 1a, respectively, but the present invention is not limited to this, and the inclined surface portions 17 are provided on the entire circumference or a part of the middle plate 3. May be good. Further, when the inner plate has a shape having corners in a plan view, it may be formed in one of the corners or in all the corners.
FIG. 6 or FIG. 7 shows a modified example of the inclined surface portion 17, and the inclined surface portions 17A and 17B of FIGS. 6 or 7 are formed so that both sides in the width direction are higher than the central portion.
The inclined surface portion 17A shown in FIG. 6 has an inclined surface as a concave curved surface in which the central portion is recessed, so that when the foodstuffs flow through the inclined surface portion 17A, the foodstuffs gather in the center and do not easily protrude to the outside.
The inclined surface portion 17B shown in FIG. 7 is provided with wall-shaped wall-shaped protrusions 19 on both sides of the inclined surface so that when the food material flows through the inclined surface portion 17B, it does not easily protrude to the outside.

As shown in FIG. 4, the upper end portion 15a of the standing wall portion 15 can be formed with a recess 15b in which the vicinity of the inclined surface portion 17 is recessed downward. The recess 15b facilitates the flow of the second food material collected near the corner portion 1a when the middle plate 1 is tilted to the inclined surface portion 17. In the present embodiment, the recess 15b is recessed in a curved shape, but the present invention is not limited to this, and any shape may be used, such as recessing in a square groove shape as shown in FIG.
If the inclined surface portion 17 and the recess 15b are formed so as to be flush with each other, the food can flow more easily.
Further, when the lid 3 is closed on the inner plate 1 and heated in a microwave oven, the recess 15b allows steam generated from the food inside to escape from a slight gap between the recess 15b and the lid 3 to allow the lid to be closed. It also has a function of preventing the portion 3 from opening.

At one of the corners of the middle plate 1, a knob portion 18 is formed so as to project outward from the lower end portion of the hanging lower surface portion 14a in the shape of a tongue piece.

In the present embodiment, the container body 2 is provided with a peripheral wall portion 23 extending upward from the edge portion of the rounded corner square-shaped bottom surface portion 22, and the bottom surface portion 22 and the peripheral wall portion 23 are formed. The accommodating portion 21 to be partitioned is formed. The upper end of the peripheral wall portion 23 is used as an opening edge portion, and a main body flange portion 24 is formed so as to project laterally outward from the opening edge portion. The flange portion 14 is placed on the main body flange portion 24. The accommodating portion 11 has a shallower bottom than the accommodating portion 21 of the main body 2.

In the present embodiment, as shown in FIG. 2 or 3, the lid portion 3 has a fitting portion 32 formed in a square groove shape downward on the outer edge of the top surface portion 31 having a square round corner and is fitted. A lid flange portion 33 is formed on the outer edge of the joint portion 32 so as to project laterally to the outside.
The top surface portion 31 is formed in a substantially horizontal plane shape, and a misalignment prevention portion 34 projecting upward in a cross-sectional angular shape is provided near the outer edges of the two opposing sides. When the other packaging container 4 is placed on the top surface portion 31, the misalignment prevention unit 34 sandwiches the peripheral wall portion 23 of the container body 2, and the other packaging container 4 can be prevented from moving.

The fitting portion 32 is internally fitted into the fitting portion 16 of the middle plate 1 so as to cover the accommodating portion 11 of the middle plate 1.
The lid portion flange portion 33 projects outward horizontally at substantially the same height as the top surface portion 31, and when fitted to the middle plate 1, is placed on the upper end portion 15a of the standing wall portion 15.

Each corner of the lid flange portion 33 is provided with a pinch portion that protrudes outward in a bifurcated shape (m-shape) in a plan view so that the lid portion 3 can be pinched when the lid portion 3 is opened. ..

Hereinafter, an example of how to use the middle plate 1 will be described.
First, the first food material such as cooked rice is stored in the storage portion 21 of the container body 2. After that, the inner plate 1 is fitted to the container body 2. In this state, a second ingredient such as a bowl of ingredients can be accommodated in the accommodating portion 11 of the inner plate 1, the lid portion 3 can be fitted, and the second ingredient can be displayed at a store or the like.

When eating the foodstuff contained in the packaging container 1, the knob portion of the inner plate 1 is picked and lifted to remove the inner plate 1 and the lid portion 3 from the container main body 2 in a fitted state. The lid portion 3 may be placed in the microwave oven to be warmed in the state where the lid portion 3 is fitted to the middle plate 1. Pinch the knob portion of the lid portion 3 and remove the lid portion 3 from the inner plate 1. Then, by tilting the middle plate 1 so that the corner portion 1a provided with the inclined surface portion 17 of the middle plate 3 is on the lower side, the second food material gathers in the vicinity of the corner portion 1a and flows on the surface of the inclined surface portion 17. Can be placed on the first ingredient of the container body 2.

In this way, the middle plate 1 is provided with the inclined surface portion 17 in the vicinity of the corner portion 1a, so that the ingredients flow on the inclined surface portion 17 and are placed on the ingredients of the container body 2, and the ingredients are placed on the inner plate 1. It is easy to use, and it is difficult for juice to drip around.

The configuration of the above embodiment is not mentioned as limiting the present invention, and can be changed as long as the technical object is common, and the present invention includes such a change.

1 Inner plate of packaging container 1a Square part 11 Storage part 12 Bottom part 13 Circumferential wall part 14 Flange part 14a Hanging bottom part 14b Engaging part 15 Standing wall part 15a Upper end part 15b Recession 16 Fitting part 17, 17A, 17B Inclined surface part 18 Picking Part 19 Wall-shaped protrusion 2 Container body 21 Storage part 22 Bottom part 23 Peripheral wall part 24 Main body Flange part 3 Lid part 31 Top surface part 32 Fitting part 33 Lid part Flange part 34 Displacement prevention part 4 Packaging container

Claims (4)

A standing wall part that rises upward toward the accommodation part of the flange part that projects outward, and an inclined surface part that bulges a part of the standing wall part to the outside of the inner plate and inclines from the upper end part of the standing wall part toward the outer edge of the flange part. An inner plate of a packaging container provided with a recess in which the upper end of a standing wall portion near an inclined surface portion is recessed downward. The inner plate of a packaging container according to claim 1, wherein the inner plate has a shape having at least one corner portion in a plan view, and the inclined surface portion is provided in the vicinity of the corner portion. The inner plate of a packaging container according to claim 1 or 2 , wherein the recess is recessed in a curved shape. The inner plate of a packaging container according to any one of claims 1 to 3 , which is formed so that both sides of the inclined surface portion in the width direction are higher than the central portion.

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