JP2018131248A - Container for packaging - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a container for packaging which can properly warm food material of a middle dish and food material of a container body respectively without use of a lap film etc.SOLUTION: A container for packaging 1 comprises a container body 2 which comprises a body flange portion 24 that projects outward from an upper end portion of a peripheral wall portion, a middle dish 3 which closes a storage portion by mounting to the container body 2 outwardly, and a lid portion 4 which closes a storage portion 31 by mounting the middle dish 3 inwardly and can also close the storage portion by mounting to the container body 2 inwardly. The middle dish 3 comprises a middle dish flange portion which rides on the body flange portion 24 and a standing wall portion 35 which stands upward near inward of the container in the middle dish flange portion 34.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a packaging container provided with an inner dish that can contain food or the like.

In addition, bowls such as rice bowls and parent-child bowls are used to place ingredients on top of cooked rice, but when bowls are used for lunch, they can be left for a long time, so that the juice from the ingredients will soak in the cooked rice. In some cases, cooked rice was soft and soft.
Therefore, when a bowl is used as a bowl, a container having a middle dish may be used. For example, rice is stored in the container body, ingredients are stored in the middle dish, and the juice of the ingredients is added to the rice. Soaking and preventing the rice from becoming soft can be prevented.

  As a container provided with such an intermediate dish, for example, in Patent Document 1 below, a container body having a container side flange portion whose outer peripheral edge is bent downward, and an upper surface to a side surface of the container side flange portion of the container body. A planar shape comprising an inner plate having an inner plate side flange portion formed on the outer periphery so as to be covered and hooked on the lower edge of the container side flange portion, and a lid for closing the inner plate In a food packaging container having a circular shape, by pulling each other outward along the radial direction, the side surface at the opposite position of the container side flange portion so as to release the engagement of the intermediate dish side flange portion with the lower edge of the container side flange portion A food packaging container characterized by a tongue-shaped tab extending from the lower edge is shown, and this container does not touch the container body heated by heating by a microwave oven device, Container body One in which it is possible to remove the dish middle lid -.

  In Patent Document 2 below, a packaging container comprising a lower container, an intermediate container and a lid formed of a synthetic resin material, each of which is overlapped with each other, a hanging portion is provided at the edge of the lower container. An upright part is formed on the peripheral wall of the container, and a hanging part is formed outside the standing part, and the hanging part of the middle container is fitted to the hanging part of the lower container, and the lid is in close contact with the standing part of the middle container. A packaging container is shown which is configured to form a possible drooping part, and the drooping part fits inside the standing part of the middle container in a covered state, the container is less likely to leak juice, In addition, the lid can be easily removed.

  Patent Document 3 listed below is a food packaging container for set sales comprising an upper container, a lower container, and a lid body that are thermoformed from a synthetic resin sheet, and each of the lower container and the upper container has a bottom portion. And a flange portion extending outward from the upper end of the side wall portion, and the upper container is shallower than the lower container and enters the inside of the lower container In this way, a reverse taper fitting portion having a reverse taper shape is formed on the upper part of the side wall part of the lower container and the upper part of the side wall part of the upper container so as to expand downward. In the state where the reverse taper fitting portion of the upper container is fitted inside the fitting portion and stacked, the region below the reverse taper fitting portion of the side wall portion of the upper container is the side wall of the lower container The flange part of the upper container is separated from the inner part with respect to the part. It has a protruding part that protrudes outside the outer edge of the flange part, and the lid fits into the upper container without fitting into the lower container, closes the opening of the upper container, and reverses the upper container and the lower container. For set sales, wherein the lid and upper container can be integrally separated from the lower container while maintaining the closed state by releasing the fitting state between the taper fitting parts. A container for food packaging is shown, and this container can be used for cooking and storage in a microwave oven while keeping only one type of food out of two types of food sold in a set in a container with a lid. Processing can be easily performed.

Utility Model Registration No. 3157861 Utility Model Registration No.3051376 Japanese Patent No. 5922274

  When the containers of Patent Documents 1 and 2 are heated in a microwave oven, the ingredients contained in the container body and the ingredients contained in the inner dish are heated together, and both ingredients are heated under the same conditions. Therefore, it is unsuitable for heating at an appropriate temperature for each food.

  The container of the said patent document 3 can remove an upper container (middle dish) and a cover body from a container main body, and can heat only the foodstuff of an upper container (middle dish). However, it is inconvenient to heat the food in the container body using a wrap film or the like.

  Therefore, an object of the present invention is to provide a packaging container that can appropriately warm the foodstuffs in the middle dish and the foodstuffs in the container body without using a wrap film or the like.

  A packaging container according to an embodiment of the present invention includes a container main body having a main body flange portion, an inner tray that is externally fitted to the container main body and closes the housing portion of the container main body, and is internally fitted to the intermediate tray. And a lid that can be fitted inside the container main body and can also close the container main body accommodating section.

The packaging container of the above form is designed so that the lid part can be fitted not only to the middle dish but also to the container body, so the lid part is fitted to the middle dish and heated in a microwave oven, and then the lid part is removed from the middle dish. The removed lid portion can be fitted to the container body and heated in a microwave oven, and each food can be heated under appropriate conditions without using a wrap film or the like.
In addition, since the lid portion can be fitted inside each of the middle dish and the container body, the container can be used as a packaging container even when the middle dish is not required, and can be used for various menus. For example, if there is “Chinese rice bowl” or “Fried rice” on the menu, “Chinese rice bowl” can contain cooked rice in the container body and can contain the sauce in the middle dish. The fried rice can be accommodated in the container, and the lid can be used, so that it is not necessary to prepare a dedicated container for each menu, and the number of material management items can be reduced and the space for the backyard can be saved. Since the lid portion can be fitted into each of the middle dish and the container main body, whichever of the lids is closed, the sealing is excellent and the juice is not easily leaked even if food with a lot of juice is contained.

  The packaging container of the said form can be set as the structure provided with the inner tray flange part which mounts an inner tray on a main body flange part, and the standing wall part which stands | starts up inside the intermediate dish flange part.

  By providing the standing wall portion, the lid portion can be fitted to the standing wall portion, so that the accommodation amount of the accommodating portion of the inner tray can be increased. In addition, since the middle dish flange portion is placed on the main body flange section, the middle dish can be stabilized and the bottom surface of the middle dish can be raised to a higher position, and the accommodation amount of the container body is not reduced. Therefore, with such a configuration, the capacity of both the container main body and the inner dish can be increased, and the amount of food contained in the entire packaging container can be increased.

  The packaging container of the said form can be equipped with the inclined surface part which inclines toward the outer edge of an intermediate dish flange part from the upper end part of a standing wall part.

  By doing so, for example, in the case where the ingredients of the bowl are contained in the middle dish and the cooked rice is contained in the container body, when the ingredients of the middle dish are placed on the cooked rice in the container body, the ingredients of the middle dish are It can slide on an inclined surface part and can make it easy to put an ingredient on cooked rice.

  In the packaging container of the above form, at least the lid can be made transparent or translucent.

  By doing so, the contents can be seen from the outside when they are displayed at a store or the like, and the food contained in the inner plate or the container body can be confirmed.

It is a disassembled perspective view of the packaging container of one Embodiment of this invention. In the packaging container of FIG. 1, it is the elements on larger scale which showed the state which fitted the inner tray and the cover part to the container main body. It is a perspective view of the container main body of the packaging container of FIG. FIG. 2 is a perspective view of a middle dish of the packaging container of FIG. 1. It is the perspective view which showed the modification of the cover part of the packaging container of FIG. FIG. 2 is a partially enlarged end view of the vicinity of a corner in the packaging container of FIG. 1. In the packaging container of FIG. 1, it is the elements on larger scale which showed the state which fitted the cover part to the inner tray. In the packaging container of FIG. 1, it is the elements on larger scale which showed the state which fitted the cover part to the container main body.

  Hereinafter, an embodiment of a packaging container of the present invention will be described based on the drawings.

  As shown in FIG. 1 or FIG. 2, the packaging container 1 according to an embodiment of the present invention includes a container main body 2, a middle dish 3, and a lid 4, and the middle dish 3 is attached to the container main body 2. The housing portion 21 can be closed by fitting, and the lid portion 4 can be fitted to the inner tray 3 to close the housing portion 31. Further, the lid 4 can be fitted to the container body 2.

For example, the packaging container 1 can store the first food in the container 21 of the container body 2 and can store the second food in the container 31 of the inner tray 3. The first food and the second food may be the same, but are preferably different.
Although it does not specifically limit as a 1st foodstuff, The foodstuff called a so-called staple food, specifically, cooked rice, noodles, bread, etc. are preferable.
Although it does not specifically limit as a 2nd foodstuff, The foodstuff called meat soup, meat, fish, vegetables, etc. are preferable.

  For example, if the first ingredient is cooked rice such as white rice and the second ingredient is chicken or tonkatsu bound with eggs, the second ingredient is placed on the first ingredient when eating. It can be a parent-child bowl or a bowl. In addition, if the first ingredient is cooked rice such as white rice and the second ingredient is a rice cake with meat or vegetables bound, the second ingredient is placed on the first ingredient when eating. Can be.

  The packaging container 1 can be manufactured by thermoforming a synthetic resin sheet having a sheet thickness of 0.1 mm to 3 mm, preferably 0.2 mm to 2.0 mm, for example. The container body 2, the inner tray 3, and the lid portion 4 may have different thicknesses.

The synthetic resin sheet is not particularly limited, but may be 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, Examples of the thermoplastic resin sheet include a polyester resin sheet such as a polyethylene terephthalate resin sheet and a modified polyethylene terephthalate resin sheet imparted with heat resistance. Especially, what can endure the heating of a microwave oven, for example, a heat resistant polystyrene resin sheet and a polypropylene resin sheet are preferable.
Moreover, a laminated sheet can also be used as the synthetic resin sheet. Examples of the laminated sheet include a laminated sheet obtained by thermally laminating a film on a synthetic resin sheet, a laminated sheet obtained by a coextrusion method, and a laminated sheet obtained by an extrusion lamination method. Can do.

  Examples of thermoforming include vacuum forming, pressure forming, vacuum pressure forming, hot plate forming, and the like.

  The packaging container 1 may be transparent, translucent, colored such as black or white, but the lid 4 is preferably transparent or translucent so that the inside can be visually recognized. It is particularly preferable that both are transparent or translucent.

As shown in FIG. 1 or FIG. 2, the packaging container 1 has a square shape in plan view. The inner tray 3 is externally fitted to the container body 2 to cover the accommodating portion 21 of the container body 2, and the lid portion 4 is The inner tray 3 is fitted inside to cover the accommodating portion 31 of the inner tray 3. Further, the lid 4 is also fitted inside the container body 2 so as to cover the accommodating part 21 of the container body 2.
The packaging container 1 has a square shape in plan view in the present embodiment, but is not limited to this, and has a circular shape in plan view, a rectangular shape in plan view, a hexagonal shape in plan view, a fan shape in plan view, and the like. You can also.

As shown in FIGS. 1 to 3 and the like, the container body 2 is provided with a peripheral wall portion 23 that extends upward from the edge of the bottom surface portion 22 having a rounded corner square shape, and is accommodated by the bottom surface portion 22 and the peripheral wall portion 23. Part 21 is formed. An upper end portion of the peripheral wall portion 23 is used as an opening edge portion, and a main body flange portion 24 that protrudes laterally outward from the opening edge portion is formed.
The peripheral wall portion 23 is formed so as to expand upward, and on the inner surface side of the peripheral wall portion 23, a fitting portion 25 is provided in which the vicinity of the opening edge is inclined inward over the entire circumference, and the lid The part 4 can be fitted.

  The body flange portion 24 is formed so that the outer edge side R near the corner portion is smaller than the R of the opening edge portion of the container body 2 in a plan view, and the corner portion is wider than other portions, The middle dish 3 is made easy to be placed.

As shown in FIGS. 1, 2, and 4, the intermediate dish 3 is provided with a peripheral wall portion 33 that extends upward from the edge of the bottom surface portion 32 having a rounded corner shape, and is partitioned by the bottom surface portion 32 and the peripheral wall portion 33. An accommodating portion 31 is formed. The accommodating portion 31 is shallower than the accommodating portion 21 of the container body 2.
The peripheral wall portion 33 is formed so as to expand upward, and an upper plate flange portion 34 protruding outward is formed at the upper end portion of the peripheral wall portion 33.
The middle dish flange portion 34 is formed in a substantially vertical shape on the inner side of the container and is provided with a standing wall portion 35, and is formed in a substantially horizontal shape on the outer side of the container so as to be placed on the main body flange portion 24. is there.

A drooping surface 34a that hangs down along the outer edge of the main body flange 24 is formed on the outer edge of the intermediate dish flange 34, and is externally fitted to the container main body 2 by an engagement portion 34b formed at a predetermined position of the drooping surface 34a. I can do it.
The standing wall portion 35 is formed in a wall shape surrounding the accommodating portion 31, and the upper end portion 35 a is formed in a substantially horizontal plane shape. By forming the standing wall portion 35, the lid portion 4 can be fitted to the standing wall portion 35, so that the capacity of the housing portion 31 is not reduced. Moreover, if the standing wall part 35 is made high, the capacity | capacitance of the accommodating part 31 can be increased. Therefore, specifically, the height from the bottom surface portion 32 of the standing wall portion 35 is preferably 5 mm to 100 mm, particularly preferably 10 mm to 40 mm.
On the inner surface side of the standing wall portion 35, a fitting portion 36 is provided in which the vicinity of the opening edge portion is inclined inward over the entire circumference so that the lid portion 4 can be fitted.

  As shown in FIG. 1 or FIG. 6, an inclined surface portion 37 can be formed on the intermediate dish flange portion 34 at an appropriate place. The inclined surface portion 37 is formed outside the container of the standing wall portion 35, and is inclined from the upper end portion 35 a of the standing wall portion 35 toward the outer edge of the intermediate dish flange portion 34. The inclined surface portion 37 smoothly flows down from the inner plate 3 when the second food material stored in the storage portion 31 is placed on the first food material stored in the storage portion 21 of the container body 2.

In the present embodiment, the inclined surface portion 37 is formed at the corner of the inner dish 3, but the present invention is not limited to this, and it may be formed at any location such as near the middle of each side.
The upper end portion 35a of the upright wall portion 35 can be formed with a concave portion 35b in which the vicinity of the inclined surface portion 37 is recessed downward in a curved shape. The recess 35b makes it easy for the second food material to gather on the inclined surface portion 37 when the inner dish 3 is tilted. In the present embodiment, the concave portion 35b is recessed in a curved shape, but the present invention is not limited to this, and any shape such as a concave shape in a square shape may be used.

  As shown in FIG. 4, a ventilation path 38 extending in the inside and outside of the container is formed in the hanging surface 36 and the intermediate dish flange 34 at appropriate locations so that the inside of the container 21 of the container body 2 can be vented. It is. Further, a knob portion 39 is formed at one of the corner portions of the inner tray 3 so as to project outward from the lower end portion of the hanging lower surface portion 34a in a tongue-like shape.

As shown in FIG. 2 and the like, the lid portion 4 is formed with a fitting portion 42 that is recessed downward in a square groove shape on the outer edge of the round corner square top surface portion 41, and on the outer edge of the fitting portion 42. A lid flange 43 is formed to project laterally outward.
The top surface portion 41 is formed in a substantially horizontal plane shape, and a misalignment prevention portion 44 that protrudes upward in a square cross section is provided in the vicinity of the outer edges of two opposing sides. The misalignment prevention unit 44 can sandwich the peripheral wall portion 23 of the container body 2 when another packaging container 1 is placed on the top surface portion 41, and can prevent other packaging containers 1 from moving.

The fitting part 42 is formed so that the outer surface of the container is inclined and can be fitted inside the fitting part 36 of the inner tray 3 to cover the accommodating part 31 of the inner dish 3. Further, the fitting portion 42 can be fitted in the fitting portion 25 of the container body 2 and can also cover the accommodating portion 21 of the container body 2.
The lid flange portion 43 extends horizontally outward at substantially the same height as the top surface portion 41, and is placed on the upper end portion 35a of the standing wall portion 35 when fitted to the inner tray 3. The lid flange portion 43 is placed on the main body flange portion 24 when fitted to the container main body 2.

Each corner of the lid flange portion 43 is provided with a knob 45 projecting outwardly in a two-sided shape (m-shape) in plan view so that it can be gripped when the lid 4 is opened. is there.
As shown in FIG. 5, the top surface portion 41 of the lid portion 4 may be provided with a slit 46 and a hole portion 47 for releasing steam generated by warming the microwave oven. The cut 46 is U-shaped, but it may be linear or V-shaped. Moreover, although the hole 47 is circular, it may be oval or dot-shaped.

Hereinafter, an example of how to use the packaging container 1 will be described.
First, the first food material such as cooked rice is accommodated in the accommodating portion 21 of the container body 2. Thereafter, the inner tray 3 is fitted into the container body 2. In this state, the second food material such as the bowl material is accommodated in the accommodating portion 31 of the inner tray 3, the lid portion 4 is fitted, and as shown in FIG. can do.

When eating the food housed in the packaging container 1, the picking part 39 of the middle dish 3 is picked and lifted and removed from the container body 2 with the middle dish 3 and the lid part 4 fitted. In the state shown in FIG. 7, the second dish can be warmed by putting the inner tray 3 and the lid 4 in a microwave oven. After warming the second food, the knob 44 of the lid 4 is picked and the lid 4 is removed from the inner dish 3.
The lid 4 can be fitted to the container body 2 to cover the container 21, and the container body 2 and the lid 4 can be placed in a microwave oven in the state shown in FIG. 8 to warm the first food.

  As described above, the packaging container 1 has the lid 4 removed from the inner plate 3 by removing the lid 4 after the lid 4 is fitted to the inner plate 3 and heated by the microwave oven. Can be fitted to the container body 2 and heated in a microwave oven, so that the food can be heated under appropriate conditions without being wrapped with a wrap film or the like. Moreover, since airtightness can be ensured by internal fitting, it can prevent from drying by the water | moisture content discharge | release at the time of warming a 1st foodstuff with a microwave oven.

  When using rice as the first ingredient and ingredients for the second ingredient as the ingredients, warm the ingredients and place the second ingredient in the middle dish 3 on the ingredients first in the container body 2 Can be. At this time, if the inner dish 3 is tilted so that the second food material flows down on the inclined surface portion 37, the second food material can be smoothly placed on the first food material accommodated in the container body 2. .

  The packaging container 1 is provided with the standing wall portion 35 in the inner tray 3, so that the accommodation amount of the accommodating portion 31 of the inner tray 3 is not reduced. Further, the inner plate 3 is fitted outside the container body 2 and the middle plate flange portion 34 is placed on the main body flange portion 24, so that the inner plate 3 is placed in the container body as compared with the case where the inner plate 3 is fitted inside. 2 is stably mounted, the position of the bottom surface portion 32 of the inner tray 3 can be kept high, and the accommodation amount of the accommodation portion 21 of the container body 2 is not reduced.

  The configuration aspect of the above embodiment is not intended to limit the present invention, but can be changed as long as the technical purpose is common, and the present invention includes such a change.

1 packaging container 2 container main body 21 accommodating portion 22 bottom surface portion 23 peripheral wall portion 24 main body flange portion 25 fitting portion 3 middle dish 31 accommodating portion 32 bottom surface portion 33 peripheral wall portion 34 middle dish flange portion 34a hanging lower surface portion 34b engaging portion 35 standing wall Part 35a upper end part 35b concave part 36 fitting part 37 inclined surface part 38 air passage 39 knob part 4 lid part 41 top surface part 42 fitting part 43 lid part flange part 44 slip prevention part 45 knob part 46 notch 47 hole part

Claims (4)

  A container body provided with a main body flange part, a middle tray that externally fits to the container body and closes the container body housing part, and an inner fit to the middle dish to close the container part of the middle dish, A packaging container comprising: a lid portion that can be fitted into the container body to close the housing portion of the container body.   2. The packaging container according to claim 1, wherein the intermediate tray includes an intermediate tray flange portion mounted on the main body flange portion, and a standing wall portion that rises upward toward the inside of the container of the intermediate tray flange portion.   The packaging container according to claim 1, further comprising an inclined surface portion that is inclined from the upper end portion of the standing wall portion toward the outer edge of the intermediate dish flange portion.   The packaging container according to claim 1, wherein at least the lid is transparent or translucent.

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