JP5380977B2 - Packaging container - Google Patents

Description

  The present invention relates to a packaging container for storing instant foods such as instant fried noodles, and more particularly to a paper food packaging container capable of safely performing a hot water draining operation for throwing away hot water once poured.

  Among the instant foods that can be eaten by pouring hot water, there are foods that require a so-called hot water draining operation, such as fried noodles, tsukemen, spaghetti, etc., when the hot water once poured is discarded. However, various inconveniences have arisen in order to carry out the hot water draining operation that should be performed by the food container. For example, when throwing away the hot water contained in the container, the fingertip may get hot, or the steam may hit and cause burns. In some cases, the container body was dropped due to heat, causing severe burns.

  Conventionally, heat-insulating materials such as expanded polystyrene resin have been widely used as materials for containers poured with hot water. However, in recent years, paper containers have been used instead of plastics for the purpose of environmental friendliness and material cost reduction. Has come to be used. When the paper container is made of a single layer of paper, the heat insulating property is inferior to that of the foamed plastic container.

  The instant food packaging container described in Patent Document 1 includes a container body including a storage portion that stores instant food, and a flange portion that extends horizontally on the outer periphery of the upper end opening of the storage portion, and the flange portion An instant food packaging container including a lid portion that is slidably fitted along the upper end opening of the storage portion and that can be opened and closed, and at least a lid portion that is positioned at an end portion of the container main body storage portion The instant food packaging container is characterized in that a hot water cut hole is provided and a sheet-like sealing material for sealing the hot water cut hole is detachably attached to the lid portion. This container is designed so that the lid can be slid and hot water can be easily poured and discharged so that hot water draining operations such as fried noodles can be performed easily. Since there is no place to hold by hand and the flange portion must be held between both hands, the risk of burns could not be eliminated.

  The packaging container described in Patent Document 2 is a packaging container including a container body having a flange portion on the entire outer periphery and a molded lid fitted to the flange portion, and the molded lid is recessed in the container body. A plurality of linear shapes on the surface opposite to the container body of the arc part of the lid having two upper and lower fitting parts of the same length and vertically extending from the center arc part extending downward in a predetermined shape This is a packaging container characterized in that the presser bar portion is provided vertically, and further provided with a predetermined shape cut line for hot water cut-off at a position close to the outer peripheral edge. This container is designed so that the hot water discharge passage and the hot water outlet are not clogged due to the contents when the hot water is cut off, and the hot water can be smoothly cut, but a molded lid with a complicated structure is used. Therefore, not only is the cost high, but the possibility that the main body comes off from the molding lid and falls during the hot water draining operation cannot be completely denied.

The lid material with hot water cutting function and the container with hot water cutting function described in Patent Document 3 are lid materials for sealing to the flange portion of the container body, and the pouring gate portion and the hot water cutting portion are located at positions facing the lid material. A partial release coating layer is provided on a predetermined portion of the hot water cut opening for separating the cover material into an upper cover portion and a lower cover portion; A hot water slicer characterized in that a hole and a half-cut for peeling start that triggers peeling to an upper lid part and a lower lid part are formed so as to be located on a flange part of a container body to be sealed with a lid material. It is a lid | cover material with a function, and a container with a hot water cutting function using this. The lid member and the container are provided with a pouring part and a pouring hole part in advance in the lid material, and the pouring part is provided with a lower lid part having a pouring hole and an upper lid part that blocks the pouring hole. Therefore, opening, pouring, and hot water draining operations can be performed smoothly. However, since it has a double structure of the lower lid portion and the upper lid portion over the entire surface of the lid material, there are many useless materials, which is not preferable in terms of cost. . Moreover, since there is no place to hold by hand when performing the hot water cutting operation, it was insufficient in terms of safety.
JP 2000-185775 A JP 2007-161277 JP JP 2007-223665 Gazette

  SUMMARY OF THE INVENTION In view of the above problems, the present invention provides an instant food paper packaging container that is easy to inject hot water, has a low risk of burns during hot water cutting operation, and can be used safely.

As means for solving the above-mentioned problems, the invention according to claim 1 is a paper provided with a storage portion for storing contents and a flange portion extending horizontally around the outer periphery of the upper end opening of the storage portion. A packaging container comprising a container body and a lid made of at least a paper base material, which is joined to the flange portion and covers the upper end opening so as to be openable, on a pair of sides facing the lid, A holding plate and an adhesive plate are sequentially arranged, and the adhesive plate is bonded to the side wall of the container body, thereby forming a handle portion composed of the side plate and the holding plate on both sides of the container, and a finger enters the side plate of the handle portion. The packaging container is characterized in that a holding hole is provided, and a hot water cut hole is provided in the lid, and a cover seal covers the hot water cut hole .

According to a second aspect of the present invention, there is provided a paper container main body having a storage portion for storing contents and a flange portion extending horizontally around the upper end opening of the storage portion, and joined to the flange portion. A packaging container comprising at least a paper-based lid that covers the upper end opening so as to be openable, and a side plate, a holding plate, and an adhesive plate are sequentially arranged on a pair of sides facing each other. Then, by adhering the adhesive plate to the side wall of the container main body, a grip portion composed of the side plate and the holding plate is formed on both sides of the container, a holding hole for inserting a finger is provided in the holding plate of the handle portion , water cut hole is provided, it is packaging container you wherein covering the hot water cutting hole cover seal.

The invention described in Claim 3, break Jiana provided on the side plate, a series of perforations to start and end points of the fold lines of the fold line or side plates and lifting plates between the lid and the side plate is a packaging container according to claim 1, characterized in that it is formed by.

The invention according to claim 4, wherein Jiana provided on lifting plate, and two vertical score lines provided towards the holding plates and the side plates from the fold line of the adhesive plate and the lifting plate, side plates or lifting The packaging container according to claim 2 , wherein the packaging container is formed by a horizontal cut line connecting ends of the vertical cut lines at a fold line portion between the plate and the side plate.

The invention according to claim 5 is characterized in that the paper container main body has a structure in which a folding plate provided between adjacent side walls via a fold line is folded and bonded. it is a packaging container according to any one of 1-4.

The invention according to claim 6 is the packaging container according to claim 5 , wherein the paper container main body has a shape of any one of a cube, a cubic base, a rectangular parallelepiped, and a rectangular parallelepiped.

The invention described in Claim 7, wherein the lid is a packaging container according to any one of claims 1 to 6, characterized in that it has an opening starting portion.

The invention according to claim 8 is the packaging container according to any one of claims 1 to 7 , wherein the lid has a cutting line that facilitates separation from the handle portion. .

  A packaging container according to the present invention includes a paper container body provided with a storage part for storing contents and a flange part extending in the horizontal direction on the outer periphery of the upper end opening of the storage part, and joined to the flange part, A packaging container provided with at least a paper-based lid that covers the top opening so that it can be opened, and a side plate, a holding plate, and an adhesive plate are sequentially connected to a pair of opposite sides of the lid, and bonded. Since the plate is bonded to the side wall of the container body, the handle portion including the side plate and the holding plate is formed on both sides of the container, so that hot water is poured into the container body. When performing the hot water draining operation to discard the waste, it is possible to hold the handle portion securely without touching the overheated portion of the container, so there is no risk of burns and high safety.

  Further, since paper is used as the main material, the container after use can be recycled, which is preferable from the viewpoint of environmental protection. In addition, the packaging container according to the present invention does not have a handle portion on the container body, and the handle portion is formed from the side plate and the holding plate that are connected to the lid. When transporting to the food manufacturer for storage, the container body and the lid can be stacked and packed and transported, so that the cost required for packing and transport can be minimized.

  In addition, when a lid is provided with a hot water cutting hole, and the cover seal covers this hot water cutting hole, it is easy and reliable to open the opening for hot water cutting. Unlike the case where one end is opened a little and an opening for hot water cutting is provided, there is no problem that the noodles of the contents flow out too much.

  In addition, when a side hole of the handle part or a holding hole for inserting a finger is provided in the holding plate, it is possible to put the finger into the holding hole so that the handle can be securely grasped, and the finger slips and drops the container. There is an effect to prevent.

  In addition, when the paper container body has a structure in which a folding plate provided between adjacent side walls via a fold line is folded and bonded, blanks in which the side walls are separated by a cut line are folded. Unlike the structure that is adhered to the container, even when liquid is injected into the container, liquid leakage due to poor adhesion does not occur and safety is high.

  In addition, when the paper container body has a shape of any one of a cube, a cube, a rectangular parallelepiped, and a rectangular parallelepiped, the structure of the container is simple and not only easy to assemble, but also the final product in a large box When storing in a large box, the storage efficiency in the large box is good, which helps reduce transportation costs.

  Moreover, when the said lid | cover has an opening start part, the opportunity of opening can be grasped easily. Moreover, when it has the cutting line which makes easy separation with a handle part, since the handle part remains in a container main body even after removing a lid | cover after hot water cutting, the convenience as a container increases.

Hereinafter, the packaging container according to the present invention will be described in detail with reference to the drawings.
FIG. 1 is a perspective view showing an embodiment of a packaging container according to the present invention. FIG. 2 is a perspective view showing a container body of the packaging container shown in FIG. FIG. 3 is a schematic cross-sectional view showing the AA cross section of FIG. FIG. 4 is a plan view of the blank of the lid of the packaging container shown in FIG.

The packaging container according to the present invention includes a paper container main body 1 having a storage portion 2 for storing contents and a flange portion 3 extending in the horizontal direction on the outer periphery of the upper end opening of the storage portion, and is joined to the flange portion 3. And a cover 4 having at least a paper-based lid 4 that covers the upper end opening so as to be openable, and a side plate 8, a holding plate 9, and an adhesive plate on a pair of opposite sides of the lid 4. 10 is formed in series, and the adhesive plate 10 is bonded to the side wall 19 of the container body, thereby forming the grip portion 11 composed of the side plate 8 and the holding plate 9 on both sides of the container. .

  As shown in FIG. 1, in this embodiment, the lid 4 is provided with an opening start portion 15 and a hot water cut-off hole 12, which cannot be seen in the drawing, on which a hot water cut-hole cover seal 13 is provided. Is temporarily attached to cover the hot water cutting hole. FIG. 4 is a plan view of the blank of the lid 4, and shows a state in which the hot water hole cover seal is removed, and the hot water hole 12 is shown. It is preferable that the hot water cut-off hole 12 has an opening diameter that is large enough to allow only hot water to flow out and not the contents to flow out. The lid 4 has a cutting line 14 on the flange 3 of the container body 1 so that the lid 4 can be easily cut when the cover 4 is completely removed and the handle 11 is left on the container body 1. Or it is provided so as to be located inside the flange portion 3. The cutting line 14 is a half-cut line or a sewing line that does not penetrate the entire layer of the lid 4 and leaves at least the innermost layer in order to ensure the preservation of the contents.

  As shown in FIG. 4, a side plate 8, a holding plate 9, and an adhesive plate 10 are sequentially connected to a pair of opposite sides of the lid 4, and in this embodiment, between the lid 4 and the side plate 8. Fold lines 5, 6 and 7 are provided between the side plate 8 and the holding plate 9 and between the holding plate 9 and the adhesive plate 10, respectively. By folding these folding lines and adhering the adhesive plate 10 to the side wall 19 of the container body 1, the three-dimensional handle portion 11 as shown in FIG. 3 is formed. As shown in FIG. 4, in this embodiment, two vertical cut lines 16 provided from the folding line 7 between the adhesive plate 10 and the holding plate 9 toward the holding plate 9 and the side plate 8, and the side plate 8. A rectangular holding hole (not shown in the figure) is formed by the horizontal cutting line 17 connecting the ends of the vertical cutting lines 16. The holding hole exhibits the effect of preventing the hand from slipping by putting the finger here and holding the handle portion 11. In this embodiment, the horizontal cut line 17 is provided in the side plate 8, but it may be provided on the folding line 6 between the side plate 8 and the holding plate 9.

  6 is a plan view showing blanks of the container body 1 shown in FIG. In the figure, a solid line indicates an outline or a cut line, and a dotted line indicates a fold line. In this embodiment, when the blank is raised by folding a fold line, a cubic trapezoidal container main body 1 having a square bottom and opening is formed. In addition, a three-dimensional shape is formed by folding and bonding a folding plate 20 provided between adjacent side walls 19 via a fold line 21, and a cut line exists between the side walls. Therefore, even if there is a defect in the adhesion between the folding plates 20, the hot water injected into the inside does not leak out. In this embodiment, as shown in FIG. 1, the folding plate 20 is folded at the fold line between the folding plate 20 and folded outside the container body, and is folded and bonded to the side wall 19. The folding line 20 may be folded in a mountain and the folding plate 20 may be folded inside the container and bonded.

  As for the shape of the container main body 1, in addition to the cubic trapezoidal shape as seen in this embodiment, it is a quadrilateral shape such as a cube, a rectangular parallelepiped, a rectangular trapezoidal shape, etc., thereby reducing waste of the base paper and packing the packaging container In this case, the filling efficiency is good and the transportation cost is reduced. However, this patent is not limited to this, and any shape such as a cylindrical shape, a truncated cone shape, and an elliptical trapezoid shape is possible.

  As a material used for the container body 1 and the lid 4, a composite material in which a thermoplastic resin layer is provided on one side or both sides of a carton base paper is preferably used. On the side corresponding to the inner surface of the container body, a barrier layer such as an aluminum foil or an inorganic vapor deposition film can be provided in the middle of the carton base paper and the thermoplastic resin layer for the purpose of improving the barrier property. Further, a printed pattern layer, a protective layer, and the like can be provided on the side corresponding to the outer surface.

  FIG. 5 is a plan view of a lid in another embodiment of the packaging container according to the present invention. In this embodiment, the side plate 8 is connected to the pair of opposite sides of the lid 4 via the folding line 5, the holding plate 9 is further connected via the folding line 6, and the adhesive plate 10 is further connected via the folding line 7. Are connected in series, and each fold line is bent, and the adhesive plate 10 is bonded to the side wall of the container main body, thereby forming a grip portion composed of the side plate 8 and the holding plate 9 on both sides of the container. is there. In the present embodiment, since the width of the side plate 8 is substantially equal to the length of the side of the lid 4, the handle portion is long and easy to hold.

  In the present embodiment, the side plate 8 is provided with a series of perforations 18 having a fold line 5 between the lid 4 and the side plate 8 as a start point and an end point, and a portion surrounded by the perforations 18 is A holding hole is formed by pushing from the outside and breaking. The perforation 18 that forms a holding hole in the side plate 8 may use the fold line 6 between the side plate 8 and the holding plate 9 as a start point and an end point. Further, the shape of the perforation 18 is not limited to a semicircular shape as shown in the figure, but may be any shape such as an elliptical shape or a rectangular shape.

  Thus, the holding holes may be provided in the side plate 8 as in this embodiment, or may be provided in the holding plate 9 as in the previous embodiment. Moreover, the shape is also arbitrary.

  In the embodiment shown in FIG. 5, an opening start portion 15 and a hot water hole cover seal 13 are provided. Further, a cutting line 14 is provided in order to easily open the lid 4 and to leave the handle portion in the container body 1 when the lid 4 is completely removed. The cutting line 14 is for cutting along the cutting line 14 when the lid 4 is opened. The cutting line 14 is located on the flange part 3 of the container body 1 or on the inner side of the flange part. It is a half-cut line or a sewing line that leaves the innermost layer of the lid.

FIG. 7 is a schematic cross-sectional view showing another embodiment of the packaging container according to the present invention. In this embodiment, the side plate 8 is connected to a pair of opposite sides of the lid 4 without using a folding line, and the holding plate 9 is connected to the side plate 8 through the folding line, and further through the folding line. Then, the adhesive plates 10 are successively arranged, and the handle portion 11 is formed by the side plate 8 and the holding plate 9. By adopting such a structure, the width of the handle portion is increased and the thickness is reduced, so that it is easy to hold.
Hereinafter, based on an Example, the packaging container of this invention is demonstrated more concretely.

A container body was prepared from blanks having the shape shown in FIG. The dimension of the outermost side including the flange portion in the blank is about 27 cm. As materials, a 12 μm thick PET (polyethylene terephthalate resin) film obtained by depositing aluminum oxide as a barrier layer on the inner surface of a carton base paper having a basis weight of 400 g / m ^{2 and} a 50 μm thick polyethylene resin layer as a sealant layer are laminated. A composite material having a printed pattern layer and a protective coating layer on the outer surface was used. A lid having a shape shown in FIG. 5 was prepared. As the material, the same material as that used for the container body was used. The hot water hole and the hot water hole cover seal were formed in advance. An instant fried noodle and a small pouch of sauce were stored in the storage section of the container body, and the lid was capped and sealed with nitrogen. Thereafter, the side plate, the holding plate, and the adhesive plate connected to the lid were folded along the fold line, and the adhesive plate was adhered to the side wall of the container body to complete the product.

Open the lid of the obtained instant fried noodle package along the cutting line from the opening start part, pour hot water, peel off the hot water cover cover seal after a predetermined time, and hold the handle part with both hands. Spilled hot water from Although the outer surface of the container body was at a high temperature of 70 ° C. or higher, the hand could not be touched directly and the hot water draining operation could be performed safely. Also, the hot water did not leak from the container body until the noodles returned. Finally, the lid was completely opened along the cutting line, removed, and the noodles were mixed with the sauce to complete cooking. At this time, since there was a handle portion, the container could be held and fixed with one hand, and the operation of mixing the sauce was easy. The instant yakisoba package was resistant to long-term storage because it was packaged with a material including a barrier layer.
In addition, the container after use can be recycled as a paper container.

  A container body and a lid were prepared using the same materials as in Example 1. The shape of the lid was the shape shown in FIG. In addition, a hot water hole cover seal is affixed to the hot water hole in advance. The contents were filled in the same manner as in Example 1 to prepare an instant fried noodle package. The obtained instant fried noodle package showed excellent usability in the opening operation, the hot water cutting operation and the like as in Example 1, and the storage stability of the package was also the same.

It is the perspective view which showed one embodiment of the packaging container which concerns on this invention. It is the perspective view which showed the container main body of the packaging container shown in FIG. It is the cross-sectional schematic diagram which showed the AA cross section of the packaging container shown in FIG. It is a top view of the blank of the lid | cover of the packaging container shown in FIG. It is a top view of the lid in other embodiments of the packaging container concerning the present invention. It is the top view which showed the blanks of the container main body shown in FIG. It is the cross-sectional schematic diagram which showed the other embodiment of the packaging container which concerns on this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Container main body 2 ... Storage part 3 ... Flange part 4 ... Cover 5 ... Folding line 6 ... Folding line 7 ... Folding line 8 ... Side plate 9 ... Holding plate 10 ... Adhesive plate 11 ... Handle part 12 ... Hot water hole 13 ... Hot water hole cover seal 14 ... Cutting line 15 ... Opening start part 16 ... Vertical cutting line 17 ... transverse line 18 ... perforation 19 ... side wall 20 ... folding plate 21 ... fold line

Claims (8)

A paper container body having a storage portion for storing contents and a flange portion extending in the horizontal direction on the outer periphery of the upper end opening portion of the storage portion, and joined to the flange portion so as to open the upper end opening portion A packaging container having at least a paper-based lid, and a side plate, a holding plate, and an adhesive plate are sequentially connected to a pair of opposite sides of the lid, and the adhesive plate is bonded to the side wall of the container body By forming a grip portion composed of the side plate and the holding plate on both sides of the container, a holding hole for inserting a finger is provided in the side plate of the handle portion, and a hot water cutting hole is provided in the lid. A packaging container , wherein a cover seal covers the hole . A paper container body having a storage portion for storing contents and a flange portion extending in the horizontal direction on the outer periphery of the upper end opening portion of the storage portion, and joined to the flange portion so as to open the upper end opening portion A packaging container having at least a paper-based lid, and a side plate, a holding plate, and an adhesive plate are sequentially connected to a pair of opposite sides of the lid, and the adhesive plate is bonded to the side wall of the container body Thus, a handle portion comprising the side plate and the holding plate is formed on both sides of the container, a holding hole for a finger is provided in the holding plate of the handle portion, and a hot water cutting hole is provided in the lid. packaging container, characterized in that a cut hole cover seal covers. The holding hole provided in the side plate is formed by breaking a series of perforations having a fold line between the lid and the side plate or a fold line between the side plate and the holding plate as a start point and an end point. The packaging container according to claim 1 . The holding holes provided in the holding plate are vertically cut at two vertical cutting lines provided from the folding line between the adhesive plate and the holding plate toward the holding plate and the side plate, and at the folding line portion between the side plate or the holding plate and the side plate. The packaging container according to claim 2 , wherein the packaging container is formed by a horizontal cut line connecting ends of the line. The packaging according to any one of claims 1 to 4 , wherein the paper container main body has a structure in which a folding plate provided between adjacent side walls via a fold line is folded and bonded. container. The packaging container according to claim 5 , wherein the paper container body has a shape of any one of a cube, a cube, a rectangular parallelepiped, and a rectangular parallelepiped. The said container has an opening start part, The packaging container of any one of Claims 1-6 characterized by the above-mentioned. The lid, the packaging container according to any one of claims 1 to 7, characterized in that it has a cut line to facilitate decoupling of the handle portion.

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