JP6877307B2 - Packaging container - Google Patents

Description

The present invention relates to a packaging container for foods, and more particularly to a packaging container having a pocket for storing a sachet filled with a seasoning such as sauce or ketchup.

Patent Document 1 discloses a packaging container for food in which one paper blank is bent to form a container and a lid, and Patent Documents 2 and 3 further include cold insulating agents, chopsticks, and the like. A packaging container for storing accessories by providing a pocket inside the lid is disclosed.

JP-A-2009-179333 Japanese Unexamined Patent Publication No. 2005-132471 Jikkai Sho 62-159427

Since the packaging container disclosed in Patent Documents 2 and 3 has a pocket for storing accessories inside the lid, if the lid is closed after packaging, the presence or absence of accessories cannot be easily confirmed from the outside. .. Therefore, in order to confirm the presence or absence of accessories, it is necessary to open the closed lid portion, and the confirmation work is complicated. In addition, even if there is an omission in the storage of accessories, or if the type or number of accessories to be stored is incorrect, until the purchaser opens the lid to eat food at a place away from the store of purchase. There was a risk that I wouldn't notice it.

In addition, the accessories may be taped to the outside of the packaging container such as on the lid, but there is a problem that the appearance is poor and it is troublesome for the purchaser to remove the accessories.

An object of the present invention is to provide a packaging container for foods, which allows the presence or absence of accessories to be easily confirmed from the outside, easily prevents storage omissions and misplacement of accessories, and makes it easy to take out accessories. To do.

The present invention is a packaging container in which the container portion and the lid portion can be opened and closed via a hinge portion.
The container portion has a bottom plate, a front plate and a rear plate rising from the outer periphery of the bottom plate, and left and right side plates.
The lid portion has a top plate and a front flap connected to the front end side of the top plate.
In a packaging container in which the opening side end side of the rear plate and the rear end side of the top plate are connected to form the hinge portion.
The front edge of the top plate is curved inward,
The shortest distance L1 from the front end side to the rear end side is shorter than the length L2 of the end side on the opening side of the side plate.
It is characterized in that a space is interposed between the front flap and the front plate in a state where the front flap is arranged in the container and the lid portion is closed.

The packaging container of the present invention includes the following configurations as preferred embodiments.

The maximum height H1 of the front flap is ½ or more of the height H2 of the front plate.

The height H3 of both ends of the front end side of the top plate is equal to the height H2 of the front plate.

At both ends of the front end side of the top plate, the top plate and the front flap have notches that are partially cut out.
The container has an upper flap that connects to the open end of the side plate.
With the upper flap arranged inside and the lid closed, the end of the upper flap on the front plate side protrudes outward from the notch and is locked to the top plate and the front flap. To.

The central portion of the front end side of the top plate is a notch portion that partially protrudes toward the front flap side.
With the lid closed, the top plate has a protruding piece on the front end side that is separated from the front flap by the notch and projects toward the front plate, and the front flap is the top plate. It has a hole corresponding to the protruding piece on the connecting side with the above.

According to the present invention, a space is formed between the front flap of the lid and the front plate of the container with the lid closed. Therefore, by storing the accessories in the space after packaging the food. The presence or absence of the accessory can be confirmed at a glance. Further, the accessories are only stored in the space and do not need to be fixed to the packaging container. Therefore, both the seller and the purchaser can easily check the presence or absence of accessories at the time of sale / purchase without opening the lid, and can easily prevent the accessories from being stowed or misplaced. A packaging container that can be used and that allows easy removal of accessories is provided.

FIG. 5 is a perspective view of a preferred embodiment of the packaging container of the present invention in a state where the lid is closed. It is a perspective view of the state which opened the lid part of the packaging container of FIG. 1 is a view in which the lid of the packaging container is closed. FIG. 1A is a top view, FIG. 1B is a bottom view, FIG. 1C is a front view, FIG. 1D is a right side view, and FIG. 1E is a right side view. It is a rear view. FIG. 3 is a schematic cross-sectional view taken along the line AA'in FIG. 3A. It is a development view of the packaging container of FIG. It is explanatory drawing of the dimension of the main part of the packaging container of FIG. It is explanatory drawing of the dimension of the main part of the packaging container of FIG. 1, and is the partially enlarged view of FIG. It is an enlarged view of the region 40 in FIG. 3 (a). It is a perspective view of the other embodiment of the packaging container of this invention in a state where the lid part is closed. It is a development view of the packaging container of FIG.

The packaging container of the present invention is a packaging container for foods in which the container portion and the lid portion can be opened and closed via a hinge portion, and has a pocket for storing a pouch filled with seasonings such as sauce and ketchup as an accessory. It is characterized by being installed in a position that can be seen from the outside. Hereinafter, the packaging container of the present invention will be described in detail with reference to FIGS. 1 to 10.

First, FIG. 1 shows a perspective view of a packaging container according to the present invention with the lid closed, and FIG. 2 shows a perspective view of the packaging container with the lid open. 3A and 3B are views in a state where the lid of the packaging container of FIG. 1 is closed, FIG. 3A is a top view, FIG. 3B is a bottom view, FIG. 3C is a front view, and FIG. A right side view is shown in FIG. 4, a rear view is shown in FIG. 3E, and a schematic cross-sectional view taken along the line AA'in FIG. 3A is shown in FIG. In FIG. 4, only the bottom plate 15 described later is shown as the bottom portion of the container portion, and the supporting piece and the fixing piece supporting the bottom plate 15 are not shown. Further, FIG. 5 is a developed view of the packaging container of FIG. 1, FIGS. 6 and 7 are explanatory views of the dimensions of the main portion thereof, and FIG. 7 is a partially enlarged view of FIG. In FIG. 5, the broken line is the mountain fold and the alternate long and short dash line is the valley fold. Further, FIG. 8 shows an enlarged view of the region 40 in FIG. 3 (a).

As shown in FIG. 5, the packaging container of the present invention comprises a container portion and a lid portion, and one sheet is cut into a predetermined shape to form a blank, bent at a predetermined position, and if necessary. It is bonded and molded into the state shown in FIGS. 1 to 3. As the sheet used in the present invention, the material conventionally used for the packaging container is preferably used, and specifically, a paper, a synthetic resin sheet, or a laminated sheet in which the surface of the paper is coated with a synthetic resin film is used. ..

As shown in FIGS. 1 to 5, the container portion of the present invention has a bottom plate 15, a front plate 11 and a rear plate 12 rising from the outer periphery of the bottom plate 15, and left and right side plates 13, 14 and a lid portion. Has a top plate 21 and a front flap 22 connected to the front end side 21a of the top plate 21. The rear end side 21d of the top plate 21 and the opening side end side of the rear plate 12 are connected to each other to form a hinge portion, and the lid portion can be opened and closed via the hinge portion.

In the present invention, the front end side 21a of the top plate 21 is curved inward, and as shown in FIG. 6, the shortest distance L1 from the front end side 21a to the rear end side 21d which is a hinge portion is the side plate 13, It is shorter than the length L2 of the end side of 14 on the opening side.

In the present embodiment, the central portion of the front end side 21a of the top plate 21 is a notch portion 21b protruding toward the front flap 22 side, and the shortest distance L1 is the front end side 21a as shown in FIG. The distance is from the contact point B between the curved portion and the end portion of the notch portion 21b to the rear end side 21d, but when the notch portion 21b is not provided, the central portion of the front end side 21a is shown in FIG. , The central point C of 21j indicated by a broken line, and the shortest distance from the front end side 21a to the rear end side 21d of the top plate 21 is the distance L1'from the central point C of the 21j to the rear end side 21d. The cut portion 21b will be described later.

As described above, in the present invention, since the front end side 21a is curved inward and L1 <L2, the front flap 22 is bent from the top plate 21 at the front end side 21a, and the front flap 22 is set to the inside. When the lid is closed, as shown in FIGS. 1, 3 (a) and 4, the front end side 21a of the top plate 21 is separated from the front plate 11 and the front flap 22 is connected to the front end side 21a. Is curved along the front end side 21a on the connecting side with the top plate 21. As a result, a space 30 is formed between the front flap 22 and the front plate 11. In the present invention, the space 30 is used as a pocket for storing accessories. At this time, the central portion of the top plate 21 on the front end side 21a side is curved upward.

In order for the space 30 to function as a pocket, the maximum height H1 of the front flap 22 is set so that the stored accessories do not move to the food side stored in the container and the accessories do not come into contact with the contents. , It is preferable that the height H2 of the front plate 11 is ½ or more. In the present invention, the front plate 11, the rear plate 12, and the side plates 13 and 14 have the same height.

In the present embodiment, the central portion of the front end side 21a of the top plate 21 is a notch portion 21b protruding toward the front flap 22, and the maximum height H1 of the front flap 22 is as shown in FIG. The distance is from the contact point B between the curved portion of the front end side 21a and the end portion of the notch portion 21b to the tip end side 22a of the front flap 22, but if the notch portion 21b is not provided, the front end side The central portion of 21a is 21j indicated by a broken line, and the maximum height of the front flap 22 is the distance H1'from the central point C of the 21j to the tip end side 22a of the front flap 22.

In the present invention, since the front end side 21a of the top plate 21 is curved inward, the maximum height H1 of the front flap 22 is set at both ends of the front end side 21a of the top plate 21 as shown in FIG. It will be higher than the height H3. Therefore, when the height H3 of both ends of the front end side 21a of the top plate 21 is equal to the height H2 of the front plate 11, the tip side 22a of the front flap 22 comes into contact with the bottom plate 15 with the lid closed. The accessories stored in the space 30 do not come into contact with the food stored in the container portion, and also serve as a partition for preventing the food and the accessories from becoming dirty with each other.

In the present embodiment, notches 21m in which the top plate 21 and the front flap 22 are partially cut out are formed at both ends of the front end side 21a of the top plate 21, but the front end side 21a The height H3 of both end portions is the height of both end portions of the front end side 21a when the notch portion 21 m is not formed. In FIG. 7, the vicinity of both ends of the front end side 21a when the cutout portion 21 m is not formed is indicated by a broken line 21k, and the broken line 21k and the side end side 21g of the top plate 21 indicated by the broken line 21g'are shown. The contact points D with the extension line of the above are both ends of the front end side 21a. Therefore, the height H3 of the front end edge 2 1 a from the contact D, a distance to the intersection E between 'extension 21g of the side end edge 21g of the top plate 21' leading edge 22 a of the extension line 22a.

Further, in the present invention, the distance L3 from the two ends of the front side 21a to the rear end side 21 d of the top plate 21, the length of the side end edge 21g of the top plate 21, the distance L3 is the side plate 13, It is formed equal to the length L2 of the end side of 14 on the opening side.

In the present invention, as shown in FIG. 5, at both ends of the front end side 21a of the top plate 21, the top plate 21 and the front flap 22 are partially cut out to form a notched portion 21 m, and the side plates 13 and By connecting the upper flaps 13a and 14a to the end side of the opening side of 14, when the upper flaps 13a and 14a are arranged inside and the lid is closed, as shown in FIG. 8, the upper flaps 13a and 14a The end portion of the front plate 11 on the front plate 11 side protrudes outward from the notch portion 21 m and is locked to the top plate 21 and the front flap 22, so that the lid portion does not open naturally, which is preferable. In the present embodiment, as shown in FIG. 5, the ends of the upper flaps 13a and 14a on the front plate 11 side are formed in a stepped shape without corners, but are limited to such a shape. is not it. Further, the notch portion 21m may be a notch portion in which both ends of the front end side 21a are partially cut and the top plate 21 and the front flap 22 are partially cut and separated.

Further, in the present invention, the front flap 22 is bent at the front end side 21a by forming the central portion of the front end side 21a of the top plate 21 as a notch portion 21b protruding toward the front flap 22 side as shown in FIG. At that time, a part of the connecting portion of the top plate 21 with the front flap 22 was separated from the front flap 22 by the notch portion 21b as shown in FIG. 2, and the lid portion was closed. As shown in a), FIG. 3 (d), and FIG. 4, a part of the top plate 21 is a protruding piece 21c protruding toward the front plate 11. At the same time, the front flap 22 is formed with a hole 21h corresponding to the protruding piece 21c on the connecting side with the top plate 21, as shown in FIGS. 2, 3 (c) and 4.

The protruding piece 21c can be touched with a finger when the lid is opened. In particular, in the present embodiment, the notch 11a is provided at the center of the opening-side end of the front plate 11. When opening the lid, the finger can be smoothly put on the protruding piece 21c, and the lid can be easily opened. Further, the hole portion 21h is used as a steam vent in the packaging container.

Further, in the present invention, also on the rear end side 21d side of the top plate 21, the central portion of the rear end side 21d is formed as a notch portion 21e protruding toward the rear plate 12 side as in the case of the front end side 21a. When the plate 21 is bent at the rear end side 21d, as shown in FIGS. 1, 3 (a), 3 (d), and 4, a part of the top plate 21 becomes a protruding piece 21f protruding rearward. As shown in FIGS. 3 (e) and 4 on the connecting side of the rear plate 12 with the top plate 21, a hole 21i corresponding to the protruding piece 21f is formed, and a steam vent in the packaging container is formed. Will be done.

In the present embodiment, the fixing piece 14d is connected to the side end side facing the side end side to which the front plate 11 of the side plate 14 is connected, and the fixing piece 14d is adhesively fixed to the rear plate 12. A peripheral wall of the container portion is formed.

In the present embodiment, in order to connect the bottom plate 15, the front plate 11, the rear plate 12, and the side plates 13 and 14 to maintain the shape of the container portion, substantially second-class pieces are attached to the lower end sides of the side plates 13 and 14. Triangular support pieces 13b and 14b are provided, and fixing pieces 13c and 14c are connected to one of the free ends of the support pieces 13b and 14b. The angles α and β of the support pieces 13b and 14b on the connecting side with the side plates 13 and 14 are all 45 °. Further, a fixing piece 12a is connected to the lower end side of the rear plate 12. Therefore, by adhesively fixing the fixing piece 13c to the fixing piece 12a and the fixing piece 14c to the bottom plate 15, when the container portion is formed with the bottom plate 15 inside, the bottom plate 15 becomes the support pieces 13b, 14b and the fixing piece. It is supported from below by 13c and 14c. Further, the packaging container once formed can be folded by bending at the connecting portion between the support pieces 13b and 14b and the fixed pieces 13c and 14c. Therefore, the packaging container of the present embodiment can be stored in a folded state until just before use, and can be transported and stored in a small space.

In the embodiment shown in FIGS. 1 to 8, the shape of the container portion is a rectangular parallelepiped shape, but as shown in FIG. 9, in the present invention, the container portion is formed into a tapered shape in which the bottom plate side is narrow and the opening side is wide. Is also good. In the case of such a shape, a plurality of packaging containers can be stacked in a space-saving manner, and there is no need to mold at the time of sale at the store, and food packaging can be performed smoothly. FIG. 10 is a developed view of the packaging container of FIG. 9, and the broken line in FIG. 10 is a mountain fold portion. In FIGS. 9 and 10, the same members as those in the previous embodiment are designated by the same reference numerals.

When the container portion has a tapered shape, as shown in FIG. 10, the shapes of the front plate 11, the rear plate 12, and the side plates 13 and 14 are trapezoidal in which the bottom plate 15 side end side is shorter than the opening side end side. The basic configurations of the front plate 11, the rear plate 12, the side plates 13, 14 and the top plate 21, and the front flap 22 and their preferred embodiments are the same as those in the above-described embodiment. Further, in the case of the present embodiment, in order to connect the bottom plate 15, the front plate 11, the rear plate 12, and the side plates 13 and 14 to maintain the shape of the container portion, the front plate 11 and the rear plate are formed on the outer periphery of the bottom plate 15. 12. The lower end sides of the side plates 13 and 14 are connected, and the fixing pieces 11b, 11c, 12c and 12d are connected to both side sides of the front plate 11 and the rear plate 12, respectively, and the fixing pieces 11b and 12c are connected to the side plate 13. The fixing pieces 11c and 12d are adhesively fixed to the side plate 14.

11: Front plate, 11a, 21m: Notch, 12: Rear plate, 11b, 11c, 12a to 12c, 13c, 14c, 14d: Fixed piece, 13, 14: Side plate, 13a, 14a: Upper flap, 13b, 14b: Support piece, 15: Bottom plate, 21: Top plate, 21a, 21j, 21k: Front end side of top plate, 21b, 21e: Notch, 21c, 21f: Protruding piece, 21d: Rear end side of top plate, 21g : Side edge of top plate, 21g': Extension of side edge of top plate, 21h, 21i: Hole, 22: Front flap, 22a: Tip edge of front flap, 22a': Tip edge of front flap Extension line, 30: Space (pocket)

Claims (5)

A packaging container in which the container and lid can be opened and closed via a hinge.
The container portion has a bottom plate, a front plate and a rear plate rising from the outer periphery of the bottom plate, and left and right side plates.
The lid portion has a top plate and a front flap connected to the front end side of the top plate.
In a packaging container in which the opening side end side of the rear plate and the rear end side of the top plate are connected to form the hinge portion.
The front edge of the top plate is curved inward,
The shortest distance L1 from the front end side to the rear end side is shorter than the length L2 of the end side on the opening side of the side plate.
A packaging container characterized in that a space is interposed between the front flap and the front plate in a state where the front flap is arranged in the container portion and the lid portion is closed. The packaging container according to claim 1, wherein the maximum height H1 of the front flap is ½ or more of the height H2 of the front plate. The packaging container according to claim 2, wherein the heights H3 of both ends of the front end side of the top plate are equal to the height H2 of the front plate. At both ends of the front end side of the top plate, the top plate and the front flap have notches that are partially cut out.
The container portion has an upper flap that is connected to the opening side end of the side plate.
With the upper flap arranged inside and the lid closed, the end of the upper flap on the front plate side protrudes outward from the notch and is locked to the top plate and the front flap. The packaging container according to any one of claims 1 to 3, wherein the packaging container is characterized by the above. The central portion of the front end side of the top plate is a notch portion that partially protrudes toward the front flap side.
With the lid closed, the top plate has a protruding piece on the front end side that is separated from the front flap by the notch and projects toward the front plate, and the front flap is the top plate. The packaging container according to any one of claims 1 to 4, wherein a hole corresponding to the protruding piece is provided on the side connected to the container.

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