JPH0667313U - Assembled packaging container made of raised bottom paper - Google Patents

Abstract

(57) [Summary] [Structure] From the four sides of the bottom wall 1 to the front, rear, left and right side walls 2, 3,
The inner walls 2a, 3a, 4a, 5a of 4, 5 are continuously provided. The inner walls are connected to each other via a connecting piece 6 composed of a pair of half-folded triangular portions 6a and 6b. Each inner wall has an outer wall 2b, 3b,
4b, 5b, folding pieces 2c, 3c, 4c, 5c and bottom wall overlapping pieces 2d, 3d, 4d, 5d are arranged in series. Engagement slots 7 and 7 are provided in the folding pieces 4c and 5c of the left and right side walls, and folding pieces 9 and 9 are continuously provided to the front and rear ends of the outer wall 4b5b. Engaging protrusions 8, 8, 8, 8 which can engage with the engaging elongated holes 7, 7, 7, 7 are provided at both ends of the bottom wall overlapping pieces 2d, 3d on both front and rear walls, and these engaging pieces are engaged. The required form of the packaging container is retained by. [Effect] It is possible to assemble by a simple operation without using an adhesive agent or another member. It can be transported, transported and stored in a flat folded state, and the space required for them can be reduced.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a paper prefabricated packaging container, and more particularly, to an upper bottom paper prefabricated packaging container suitable as a disposable lunch box.

[0002]

[Prior art and problems]

 Conventionally, as this type of raised bottom paper type assembling type packaging container, as shown in Japanese Utility Model Laid-Open No. 61-38014 or Japanese Utility Model Laid-Open No. 60-89115, there are folds from four sides of the bottom wall. The front and rear left and right side walls are connected to each other inside and outside, and the bottom wall is located above the lower side of the front and rear and right and left side walls, and the inward folded piece is bent from the lower edge of the outer wall of each side wall through a fold. A container formed by connecting a plurality of is known.

In such a conventional packaging container, for example, an overlapping piece continuously provided at the tip of the folded piece is attached to the bottom wall, or joint pieces continuously provided at both ends of the side wall are adjacent to each other. It is said that the shape of the container is maintained by sticking it to the side wall.

Therefore, in use, it is indispensable to attach the necessary parts, but it is practically impossible to attach the parts immediately before use to assemble them. Therefore, it is generally transported, transported, or stored in the completed assembled state with the required parts attached, but compared to the case where it is transported, transported, or stored in the flat folded state, the transportation space is However, the storage space is large, which inevitably leads to higher costs.

The present invention has been made for the purpose of solving the above problems, and can be easily assembled at the time of use even if it is transported and stored in a flat folded state, and the manufacturing cost is also low. (EN) Provided is an assembling packaging container made of a raised bottom paper that can be manufactured without increasing the number.

[0006]

[Means for Solving the Problems]

 Therefore, in order to achieve the above object, the present invention assembles by assembling a folded piece continuous from the outer wall of each side wall and a bottom wall overlapping piece continuous from the folded piece. It adopts a configuration that can maintain the completed state.

That is, according to the present invention, the front, rear, left and right side walls, which are continuously provided from the four side edges of the bottom wall through the folds, are configured to have inner and outer double layers, and the opposite side walls of the pair of opposite side walls are provided through the folds. A raised bottom pattern paper in which folding tongues are continuously provided, the bottom wall is positioned above the outer wall lower sides of the front, rear, left and right side walls, and the folding pieces are continuously provided from the lower edge of the outer wall of each side wall through a fold. In the assembling type packaging container, a bottom wall overlapping piece is continuously provided to the tip of each of the folded pieces through a fold, and an engaging hole is provided in the folded piece of the pair of opposed side walls, while other It is an object of the present invention to provide a raised bottom paper type assembling packaging container, characterized in that engaging projecting pieces which engage with the engaging holes are provided at both ends of a bottom wall overlapping piece of a pair of opposing side walls. .

[0008]

【Example】

 The present invention will be described below based on embodiments.

First, referring to the plan view of the developed state shown in FIG. 4, the square bottom wall (1) is forward and backward from the four side edges through folds (21) (21) (21) (21). Inner walls (2a) (3a) (4a) (5a) of the left and right side walls (2) (3) (4) (5) are continuously provided, and each inner wall (2a) (3a) (4a) (5a) is on both sides. Triangular halves (6a) (6b) whose edges are formed in a slant shape that rises slightly outward, and which form a connecting piece (6) from both side edges via folds (25) (25) Are lined up. Adjacent ones of the triangular-shaped folded portions (6a) and (6b) are connected to each other through a fold (26), so that adjacent inner walls are connected to each other. Further, the outer walls (2b) (3b) (4b) (5b) from the upper edge of each inner wall (2a) (3a) (4a) (5a) through the folds (22) (22) (22) (22). The outer walls (2b), (3b), (4b), and (5b) are connected to each other, and both end edges thereof are formed in a slanting shape with a slight outward inclination, and in the assembled state, the inner walls (2a) (3a) (4a) are formed. ) (5a). In addition, folding pieces (2c) (3c) (4c) (from the lower edges of the outer walls (2b) (3b) (4b) (5b) through the folds (23) (23) (23) (23). 5c) are continuously provided, and the bottom wall polymerized piece (2d) is formed at the tip of each folded piece (2c) (3c) (4c) (5c) via the folds (24) (24) (24) (24). ) (3d) (4d) (5d) are arranged in series. Of the folding pieces, the lengths of the folding pieces (2c) (3c) on both the front and rear side walls are set to be longer than the length from the lower ends of the front and rear side walls (2) (3) to the bottom wall (1). In the assembled state, the left and right ends of the folded pieces (2c) (3c) abut obliquely against the folded pieces (4c) (5c) of the left and right side walls to prevent external pressure from the lateral direction at the corner of the container. Strength is also being strengthened.

Of the folding pieces (2c), (3c), (4c), and (5c), the bottom wall overlapping piece (at the front and rear end symmetrical positions of the folding pieces (4c) (5c) extending from the left and right side walls. 4d) (5d) and folds (7) (7) (7) (7) for engagement that extend along the folds (24) (24) and extend to the bottom wall overlapping pieces (4d) (5d) On the other hand, at the left and right ends of the bottom wall overlapping pieces (2c) (3c) extending from the front and rear side walls (2) (3), the engaging long holes (7) (7) (7) are provided. Engaging projection pieces (8), (8), (8), (8) that engage with (7) are provided in a protruding manner.

In the figure, (9), (9), (9) and (9) are folds (27) and (27) from the front and rear end edges of the outer walls (4b) and (5b) of the left and right side walls (4) and (5). ) (27) A folding piece which is continuously provided via (27) and is folded between the inner and outer walls of the adjacent side walls (2) and (3), (10) is an adhesive application portion on the back surface of the inner wall (5a), (11) ) Is an adhesive application site on the back surface of the bottom wall polymerized piece (5d).

[0012] Thus, the raised bottom paper type assembling type packaging container having the above-described configuration is applied to the adhesive application points (10) and (10) on the inner walls (4a) and (5a) of the left and right side walls at the manufacturing stage. The adhesive is applied, and the back surfaces of the inner and outer walls (4a) (4b) (5a) (5b) are attached to each other. Further, adhesive is applied to the adhesive application points (11) and (11) of the bottom wall polymerized pieces (4d) and (5d) on the left and right side walls, and the bottom wall polymerized pieces (4d) and (5d) are attached to the bottom wall (1). ) The back piece (4c) (5c) is attached to a predetermined position on the back surface, and the folded back pieces (4c) (5c) are folded back toward the inner surface side of the outer wall, so that the surface of the folded back pieces (4c) (5c) is the bottom wall overlapped piece (4d) (5d). ) Is placed in a flat-folded state in which it is superposed on the surface, and is transported, transported, or stored in this flat-folded state.

In use, while the left and right side walls (4) and (5) are raised from the flat folded state, the folding pieces (4c) and (5c) of the left and right side walls are folded inward as shown in FIG. Then, the folding pieces (4c) and (5c) are sandwiched between the inner and outer walls, and the outer wall (3b) of the rear side wall (3) is bent so as to stand up from the bottom surface, and the folding piece (3c) is bent to the outer wall (3c). Fold back to the lower back side of 3b). Then, by engaging the engaging protrusions (8) (8) at both ends of the bottom wall overlapping piece with the corresponding engaging long holes (7) (7), the standing posture of the rear side wall (3) is maintained. It In FIG. 1, the engaging protrusions (8) (8) at both ends of the bottom wall overlapping piece of the front side wall (2) are engaged with the corresponding engaging slots (7) (7), and the front wall is already formed. The state in which the standing posture of (2) is maintained is shown. When the standing state of the front and rear side walls (2) and (3) is maintained, the assembling of the packaging container is completed. FIG. 2 is a top view of the assembled state, which is used in the same manner as a conventional packaging container.

In the above embodiment, the bottom wall overlapping pieces (4d) (5d) of the left and right side walls (4) and (5) are previously attached to the back surface of the bottom wall, but such attachment is performed. Even if it is not installed, it can be assembled. However, since it is easier to assemble when the bottom wall overlapping pieces (4d) (5d) are attached to the bottom wall back surface, the bottom wall overlapping pieces (4d) (5d) are attached to the bottom wall back surface in advance. Is desirable.

[0015]

[Effect of device]

 The raised bottom paper type assembling type packaging container according to the present invention is, as described above, engaged with the bottom wall overlapping pieces (2d) (3d) of the pair of opposed side walls (2) (3) to engage the protruding pieces (8) (8). ) Is provided in a projecting manner, while the pair of opposite side walls (4) and (5) are provided with engaging holes (7), (7), (7) and (7) in the folded pieces (4c) and (5c). Therefore, by the extremely simple operation of engaging the engaging protrusions (8), (8), (8), (8) with the corresponding engaging holes (7), (7), (7), (7), The standing state of the front, rear, left and right side walls (2) (3) (4) (5), that is, the assembled state of the packaging container is obtained. Therefore, even if the product is transported, transported, stored and assembled in a flat folded state before being assembled, it does not impair the work efficiency in the store and minimizes the transportation, transportation space and storage space. The effect is that the cost of can be reduced.

Moreover, it is sufficient that the engaging projections (8), (8), (8), (8) are slightly projected from the left and right ends of the bottom wall overlapping pieces (2d) (3d). However, since the engagement holes (7), (7), (7), and (7) are provided in the folded pieces (4c) and (5c), there is an advantage that they can be manufactured without particularly increasing the material cost. Also has.

[Brief description of drawings]

FIG. 1 is a perspective view of a packaging container according to the present invention during assembly as seen from the bottom.

FIG. 2 is a perspective view after assembly is completed, as viewed from the same top surface.

FIG. 3 is a cross-sectional view taken along the line III-III of FIG.

FIG. 4 is a plan view of the assembled wrapping paper box according to the present invention in a developed state.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Bottom wall 2 ... Front side wall 2a, 3a, 4a, 5a ... Inner wall 2b, 3b, 4b, 5b ... Outer wall 2c, 3c, 4c, 5c ... Folding piece 2d, 3d, 4d, 5d ... Bottom wall overlapping piece 3 ... Rear side wall 4 ... Left side wall 5 ... Right side wall 6 ... Coupling piece 6a, 6b ... Triangular folded half section 7 ... Engaging hole 8 ... Engaging projection piece 9 ... Folding piece 21, 22, 23, 24, 25, 26, 27 … Fold

Claims (1)

[Scope of utility model registration request] 1. Folds (21) from the four sides of the bottom wall (1)
(21) The front, rear, left and right side walls (2), (3), (4), and (5), which are continuously provided via (21), (21), are configured to have an inner and outer double structure,
Folds (27) from opposite ends of the pair of opposing side walls (4) (5)
(27) Folding piece (9) through (27) (27)
(9) (9) (9) are arranged in a row, and the bottom wall (1) is located above the outer wall lower sides of the front, rear, left and right side walls (2) (3) (4) (5), (2) (3) (4)
Folds (23) (23) (23) from the lower edge of the outer wall of (5)
Folded pieces (2c) (3c) (4c) through (23)
A raised bottom paper type assembling type packaging container in which (5c) is continuously provided, wherein each of the folding pieces (2c) (3c) (4)
c) Fold at the tip of (5c) (24) (24) (24)
Bottom wall polymerized pieces (2d) (3d) (4d) through (24)
(5d) is continuously provided, and engaging holes (7), (7), (7) and (7) are provided in the folded pieces (4c) and (5c) of the pair of opposed side walls (4) and (5). , Bottom wall overlapping pieces (2d) (3d) of the other pair of opposite side walls (2) (3)
Engaging projections (8), (8), (8), and (8) that engage with the engaging holes (7), (7), (7), and (7) are projected at both ends of the Raised bottom paper type prefabricated packaging container.