JP3068464U - Paper container - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To reduce costs by being able to store a plurality of foods separately in each storage recess for each food, and to be configured with one piece of water-resistant and waterproof cardboard. Provide a paper container that can be used. SOLUTION: A storage recess is formed by bending a side wall portion connected to each side of a rectangular bottom portion and bonding a glue margin portion connected to a required side wall portion to another side wall portion. in paper containers, so that a plurality of accommodation recesses V ₁ ~V ₃ is continuous in a straight line, the side wall portions 14B that forms a housing recess _{V 1 ~V 3, 24A, 24B} , 34A to a folded state in a mountain fold line It is composed of one sheet of water-resistant and waterproof cardboard 2.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to a paper container that can be used as, for example, food storage or a paper plate.

[0002]

[Prior art]

 2. Description of the Related Art Conventional containers for storing foods and the like are widely used in the form of a shallow tray formed of synthetic resin or paper. Since this type of container is disposable, it is demanded that the cost of materials and molding be as low as possible, and that it be easy to dispose of and that it be easy to dispose of. I have.

[0003]

[Problems to be solved by the invention]

 However, in the above-mentioned conventional paper container, the side walls connected to each side of the rectangular bottom are bent, and the adhesive margin connected to the required side wall is bonded to another side wall. Thereby, it has one storage recess. Therefore, when the types (numbers) of foods increase, paper containers are required by the number of foods in order to classify the foods by type, and there has been an inconvenience of increasing costs.

The present invention has been made in order to solve the above-mentioned inconvenience, and it is possible to store a plurality of foods in the respective storage recesses by dividing the foods into respective foods, and to make one piece of water-resistant and waterproof cardboard. It is intended to provide a paper container which can be reduced in cost by being constituted by the above.

[0005]

[Means for Solving the Problems]

 According to this invention, a storage recess is formed by bending each side wall portion connected to each side of a rectangular bottom portion and bonding a glue margin portion provided continuously to a required side wall portion to another side wall portion. A paper container made of water-resistant and water-proof cardboard in a state where one side wall portion forming the storage recess is bent along a mountain fold line so that the plurality of storage recesses are linearly connected. It is. Each of the side walls forming the plurality of housing recesses may be expanded upward from the bottom, or the length of each of the side walls may be substantially the same. Each side wall in the direction orthogonal to the fold line is provided with a flange portion whose end is linearly overlapped, and the end portions of the overlapped flange portion are adhered to each other, and each side wall is an outer edge formed by a plurality of storage recesses. Each storage recess may be covered with a lid by connecting a flange to the portion or by bending each flange outward and bonding the lid.

[0006]

[Embodiment of the invention]

FIG. 1 is a developed plan view of cardboard constituting a paper container according to a first embodiment of the present invention, and FIG. 2 is a perspective view showing a paper container obtained by folding and bonding the cardboard shown in FIG. In FIG. 1 or FIG. 2, reference numeral 1 denotes a paper container, which indicates one piece of cardboard. The cardboard 2 which has been cut into a predetermined shape after being subjected to a waterproof / waterproof treatment on its upper surface (the inner side) is cut off. Alternatively, the plurality of storage recesses (V _{1 to} V ₃ ) are linearly connected by mountain folding and bonding. The cardboard 2, a third portion 31 forming the first portion 11, a second portion 21 which forms a second accommodating concave portion V _2, the third housing recess V ₃ which forms a first housing recess V ₁ It consists of and.

The first portion 11 includes a rectangular bottom portion 12 having one side opposite to each other and having a length L, and a valley fold line (one point in FIG. A chain line indicates a valley fold line.) Rectangular side walls 13A, 13B, 14A, and 14B each having a height of H, which can be bent at the bottom 12, a side wall 14A, and a side wall. 13A, a valley fold line and a mountain fold line shown by a two-dot chain line (a two-dot chain line in FIG. 1 shows a mountain fold line) are provided continuously so that they can be folded. The glue margin 15A, which is bent along a line, and the bottom 12, the side wall 13A, and the side wall 14B are connected so as to be bent along a mountain fold line and a valley fold line. Glue margin 15B, bottom 12, The side wall portion 14A and the side wall portion 13B are continuously provided so that they can be bent at the valley fold line and the mountain fold line, and the glue margin portion 16A itself is also bent at the valley fold line, and the bottom portion 12, the side wall portion 13B and It is continuously provided on the side wall portion 14B so as to be able to be bent at the mountain fold line and the valley fold line, and is itself bent at the valley fold line, and is bent at the mountain fold line at the side wall portion 13A. And a flange portion 17A having a length slightly protruding to both sides of the side wall portion 13A and a side wall portion 13B so as to be bent along a mountain fold line. The flange portion 17B has a slightly protruding length, and the flange portion 18 is connected to the side wall portion 14A at a length L so as to be bent along a mountain fold line.

Next, the second portion 21 is provided with a rectangular bottom portion 22 having a length of one side L opposite to the opposite side, and connected to each side of the bottom portion 22 so as to be bent along a valley fold line. The rectangular side walls 23A, 23B, 24A and 24B having a height of H are connected to the bottom 22, side wall 24A and side wall 23A so that they can be bent along valley fold lines and mountain fold lines. At the same time, the glue margin 25A itself can be bent at the valley fold line, and the bottom 22, the side wall 23A and the side wall 24B are continuously provided so as to be bent at the mountain fold line and the valley fold line. The glue margin 25B, which is bent along the valley fold line, and the bottom 22, the side wall 24A, and the side wall 23B are continuously provided so as to be bent along the valley fold line and the mountain fold line. Song The adhesive margin 26A and the bottom 22, the side wall 23B, and the side wall 24B are continuously connected to the bottom 22, the side wall 23B, and the side wall 24B so that they can be bent along the mountain fold line and the valley fold line. 26B, a flange 27A having a length slightly protruding to both sides of the side wall 23A, and a flange 27A having a length slightly protruding to both sides of the side wall 23A, and being bent at the mountain fold line to the side wall 23A. And a flange portion 27B having a length slightly protruding to both sides of the side wall portion 23B.

The third portion 31 is provided with a bottom 32 having a rectangular shape with the length of one of the opposite sides L, and a continuous valley fold line on each side of the bottom 32. Side walls 33A, 33B, 34A, and 34B each having a rectangular shape with a height of H are connected to the bottom 32, the side walls 34A, and the side wall 33A so that they can be bent along valley fold lines and mountain fold lines. The glue margin 35A, which itself can be bent at the valley fold line, and the bottom 32, the side wall 33A, and the side wall 34B are continuously provided so as to be bent at the mountain fold line and the valley fold line. The glue margin 35B, which is bent at the fold line, and the bottom 32, the side wall 34A, and the side wall 33B are continuously provided so that they can be bent at the valley fold line and the mountain fold line. The glue margin portion 36A and the bottom portion 32, the side wall portion 33B, and the side wall portion 34B are continuously provided so as to be bent along a mountain fold line and a valley fold line. 36B, a flange portion 37A having a length slightly protruding to both sides of the side wall portion 33A and being provided on the side wall portion 33A so as to be bent at the mountain fold line, and being bent at the mountain fold line at the side wall portion 33B. A flange 37B having a length slightly protruding to both sides of the side wall portion 33B and a flange portion 38 having a length L connected to the side wall portion 34B so as to be bent along a mountain fold line. It is composed of

The first portion 11 and the second portion 21 are connected by a side wall portion 14B and a side wall portion 24A so that the first portion 11 and the second portion 21 can be bent along a mountain fold line. The portion 31 is connected to the side wall portion 24B and the side wall portion 34A so that the portion 31 can be bent at the mountain fold line. In addition, the height of the flange portions 17A, 17B, 18, 27A, 27B, 37A, 37B, 38 is set to the same height h.

Next, assembly of the paper container 1 will be described. Since the assembly of the first to third portions 11, 21, 31 of the cardboard 2 and the first to third housing recess V ₁ ~ V ₃ are the same, the first portion 11 and the first housing recess V ₁ The assembly to be performed will be described.

First, in the cardboard 2 shown in FIG. 1, the side wall 13A and the glue margins 15A and 15B are bent perpendicularly to the bottom 12 at the valley fold line, and the side wall 13B and the glue margins 16A and 16B are troughed. Fold perpendicular to the bottom 12 at the fold line. Next, the glue margins 15A and 16A themselves are bent at the valley fold line, the glue margin 15A is folded at the mountain fold line with respect to the side wall 13A, and the glue margin 16A is folded with the mountain fold line at the side wall 13B. The side wall 14A is bent perpendicularly to the bottom 12 at the valley fold line. Further, the glue margins 15B and 16B themselves are bent at the valley fold line, the glue margin 15B is folded at the mountain fold line with respect to the side wall 13A, and the glue margin 16B is folded with the mountain fold line at the side wall 13B. To fold the side wall portion 14B perpendicularly to the bottom portion 12 at the valley fold line.

When the side walls 13A, 13B, 14A, 14B and the margins 15A, 15B, 16A, 16B are bent in this manner, the margins 15A, 15B are folded in two and positioned outside the side wall 13A. The glue margins 16A and 16B are folded in two and located outside the side wall 13B. Therefore, the glue margins 15A and 15B are heat-sealed to the side wall 13A using a water-resistant and waterproof sheet or bonded using an adhesive, and the glue margins 16A and 16B are bonded to the side wall 13B. Likewise adhered to, as shown in FIG. 2, it can be the first portion 11 and the first housing recess V _1.

By assembling the second and third portions 21 and 31 in the same manner, the second portion 21 can be used as the second storage recess V _2, and the third portion 31 can be used as the third storage recess. it can be set to V _3. Then, a side wall portion 14B and the side wall portion 24A as well as a mountain fold on the mountain fold line, when mountain fold and a side wall portion 24B and the side wall portion 34A on the mountain fold lines, each housing recess V ₁ ~V ₃ is straight since continuous flange portion 17A while the horizontal each housing recess _{V 1 ~V 3, 17B, 27A} , 27B, 37A, when adhering the overlapping portions of 37B, be assembled to indicate to the paper container 1 in Figure 2 it can.

As described above, according to the first embodiment of the present invention, the paper container 1 is formed of one piece of thick paper 2 so that the storage recesses V _{1 to} V ₃ are linearly connected. Uses a plurality of paper containers to separate a plurality of foods, but stores each food into one to three storage recesses V _{1 to} V ₃ in one paper container 1 Cost can be reduced. Since the paper container 1 having the _first to third storage recesses V _{1 to} V ₃ can be manufactured from one piece of thick paper 2, the paper container 1 can be easily manufactured with good workability, and the cost can be reduced. can do.

Further, the flange portion 17A, 17B, 27A, 27B, 37A, bonding the overlapping portions of 37B, since such continuous on the horizontal each housing recess V ₁ ~V ₃ straight, each housing recess V ₁ ~V ₃ is not from curling by the spring-back, it can be accommodated with good workability food to each housing recess V ₁ ~V _3. When the paper container 1 of this embodiment is used in the state shown in FIG. 2, the flange portions 18 and 38 need not be provided.

FIG. 3 is a partially cutaway perspective view showing a paper container according to a second embodiment of the present invention. FIG. 4 is a partial sectional view of the paper container shown in FIG. The same or corresponding parts as in FIG. In FIG. 3, reference numeral 41 denotes a lid, which is a flange 17A, 17B, 18, 27A, 27B, 37A, 37B of the paper container 1 (in this embodiment, referred to as a paper container main body) in the first embodiment. , 38 are bent outward to form a rectangular shape, and the lower surface (the surface bonded to the inner flanges 17A, 17B, 18, 27A, 27B, 37A, 37B, 38) is waterproof and waterproof. Is given. 1A denotes a paper container, which is composed of a paper container main body 1 and a lid 41.

The paper container 1A of this embodiment, after the food was stored in each storage recess V ₁ ~V _3, flange portions 17A, 17B, 18,27A, 27B, 28,37A, 37B, 38 and crease It is bent outward by a line so as to be perpendicular to the side walls 13A, 13B, 14A, 23A, 23B, 33A, 33B, 34B. The flange portion 17A, 17B, 18,27A, 27B, 37A, 37B, by bonding by placing the lid 41 to 38, as shown in FIG. 3, the lid of each accommodating recess V ₁ ~ V ₃ 41 Can be covered with.

According to the second embodiment, the flanges 17A, 17B, 18, 27A, 27B, 37A, 37B, and 38 are heat-sealed by using a sheet in which the lid 41 is subjected to a waterproof and waterproof treatment. , Or by bonding using an adhesive, each receiving recess V₁~ V _Three Is covered with the lid 41, so that the lid 41 is not removed and sanitary and handleability is improved.

In each of the above-described embodiments, each of the storage recesses V _{1 to} V ₃ has been described as an example of a rectangular parallelepiped. May be expanded. With such a shape, the paper container (paper container main body) 1 can be stacked, and the storage space is reduced, and the transportation efficiency in the assembled state is improved. In addition, although the flanges 17A, 17B, 27A, 27B, 37A, and 37B are overlapped and the ends are bonded, the flanges 17A, 17B, 27A, 27B, 37A, and 37B may not overlap. .

Further, the side walls 14B, 24A, 24B, 34A provided continuously have the same length L, but may have different lengths. Further, in the second embodiment, the lid 41 is also subjected to the waterproof / waterproof treatment, but the lid 41 may not be subjected to the waterproof / waterproof treatment. Furthermore, although an example has been described in which three housing recesses are provided, any number of housing recesses may be used as long as the number is two or more.

[0022]

[Effect of the invention]

 As described above, according to the present invention, a paper container is formed of a single piece of cardboard so that a plurality of storage recesses are linearly connected. Therefore, conventionally, a plurality of food containers are formed using a plurality of paper containers. Can be stored in a single paper container by dividing each food into a plurality of storage recesses. Since a paper container having a plurality of storage recesses can be manufactured from one piece of cardboard, the paper container can be easily manufactured with good workability, and the cost can be reduced.

In addition, since the side walls forming the plurality of housing recesses are expanded upward from the bottom, paper containers can be stacked, storage space is reduced, and transport efficiency in an assembled state is reduced. Get better. Furthermore, the overlapping portions of the flanges are adhered so that the plurality of storage recesses are linearly and horizontally connected, so that the plurality of storage recesses are not rounded by springback, and food products are stored in the plurality of storage recesses with good workability. can do. Since the plurality of housing recesses are covered with the lid by bonding the lid to the side wall, the lid is not removed and sanitary and handling is improved.

[Brief description of the drawings]

FIG. 1 is a developed plan view of cardboard constituting a paper container according to a first embodiment of the present invention.

FIG. 2 is a perspective view showing a paper container obtained by folding and bonding the cardboard shown in FIG. 1;

FIG. 3 is a partially broken perspective view showing a paper container according to a second embodiment of the present invention.

4 is a partial sectional view of the paper container shown in FIG.

[Explanation of symbols]

1, 1A paper container 2 cardboard 11 first part 12 bottom 13A, 13B side wall 14A, 14B side wall 15A, 15B glue margin 16A, 16B glue margin 17A, 17B flange 18 flange 21 second part 22 bottom 23A, 23B Side wall part 24A, 24B Side wall part 25A, 25B Glue margin part 26A, 26B Glue margin part 27A, 27B Flange part 31 Third part 32 Bottom part 33A, 33B Side wall part 34A, 34B Side wall part 35A, 35B Glue part 36A , 36B overlap portions 37A, 37B flange portion 38 the flange portion 41 the lid V ₁ first housing recess V ₂ second housing recess V ₃ third accommodation recess

Claims (5)

[Utility model registration claims] A storage recess is formed by bending a side wall portion connected to each side of a rectangular bottom portion and bonding a glue margin portion connected to a required side wall portion to the other side wall portion. In the paper container formed with the above, one side wall portion forming the storage recess is bent by a mountain fold line so that the plurality of storage recesses are linearly connected, and is formed of one piece of water-resistant and waterproof cardboard. A paper container characterized by the following. 2. The paper container according to claim 2, wherein each of the side walls forming the plurality of housing recesses is expanded upward from a bottom. 3. The paper container according to claim 1, wherein the length of each of the continuously provided side walls is substantially equal, and at least a mountain fold line between the continuously provided side walls. A paper container characterized in that a flange portion whose end portion is linearly overlapped is provided on each of the side wall portions in a direction perpendicular to the direction, and the ends of the overlapped flange portion are adhered to each other. 4. The paper container according to claim 1, wherein a flange portion is continuously provided on each side wall portion as an outer edge formed by the plurality of storage recesses. . 5. The paper container according to claim 3, wherein each of the storage recesses is covered with a lid by bending each of the flanges outward and bonding the lid. Characterized paper container.