WO2019049695A1 - Packing container and sheet material for packing container - Google Patents

Abstract

The purpose of the present invention is to reduce the number of components and the amount of materials used while reliably and strongly connecting two side surface sections in a connection part of two side surface sections. A packing container (1) is provided with: connection sections (16) that are connected to second side surface sections (7) via third folded sections (17) and installed along the inner surface of first side surface sections (6) while the first side surface sections (6) are arranged upright with respect to a bottom surface section (5); band sections (20) having base ends connected to the plate surfaces of the first side surface sections (6) and tips that extends parallel to the lengthwise direction of the first side surface sections (6) and that can be separated from the first side surface sections (6); first notches formed on the plate surfaces of the first side surface sections (6) such that the band sections (20) are formed on the inner sides thereof; and openings (22A) that are formed on the plate surfaces of the connection sections (16) and into which the tips of the band sections (20) can be inserted. The base end sides of the band sections (20) are installed on the inner surface sides of the connection sections (16) and the tips of the band sections (20) are inserted in the openings (22A) from the inner surface side to the outer surface side of the connection sections (16).

Description

Packing container and sheet material for packing container

The present invention relates to a packing container and a sheet material for packing container.

Conventionally, when a panel member such as a decorative panel of a ceiling-embedded air conditioner is packaged by a packaging container, the panel member which is the object to be packaged is packaged by a combination of a tray-shaped lower box and an upper lid that covers the lower box. Is common.

Patent Document 1 below describes that in the assembly box body, a locking mechanism capable of easily releasing the lock between the flap connected to the side wall and the end wall is provided in order to facilitate opening. .

Japanese Utility Model Publication No. 61-7124

By fixing the flaps and the wall surfaces to each other as in Patent Document 1 described above, a sheet material such as a corrugated board is assembled as a box-like packaging container. When the sheet material is assembled in a box shape, the flaps and the wall surfaces are generally fixed using an adhesive, staples, tapes or the like.

In the case of the above-mentioned fixing method, since another material different from the sheet material is used, there is a disadvantage that the number of steps of the assembly process is increased, and sorting may be necessary when discarding the packaging container. There is a risk that time and labor may increase.

The present invention has been made in view of such circumstances, and it is possible to reliably and firmly connect two side portions while reducing the number of parts and materials used at the connection portion between the two side portions. It is intended to provide possible packaging containers and sheet materials for packaging containers.

The packaging container according to the first aspect of the present invention is connected to the bottom surface, the first side surface connected to the bottom surface via the first bent portion, and the bottom surface via the second bent portion. Connected to the second side surface portion via the second side surface portion adjacent to the first side surface portion and the third bent portion, and the first side surface portion is erected relative to the bottom surface portion A connecting portion disposed along the inner surface of the first side surface, and a base end connected to the plate surface of the first side surface, and a distal end of the first side surface is separable from the first side surface; A band extending parallel to the longitudinal direction of the part, a first notch formed in the plate surface of the first side surface so that the band is formed inside, and the connection And an opening portion formed on a plate surface and into which the tip end of the band portion can be inserted, and the base end side of the band portion is disposed on the inner surface side of the connection portion , The tip of the band portion is inserted into the outer side from the inner surface side of the connecting portion with respect to the opening.

According to this configuration, the first side surface portion is connected to the bottom surface portion via the first bending portion, and the second side surface portion adjacent to the first side surface portion is the bottom surface via the second bending portion Connected to the department. In the first bending portion, the first side surface portion can be bent relative to the bottom surface portion, and in the second bending portion, the first side surface portion can be bent relative to the bottom surface portion. The corner portion of the packaging container is formed by the one side portion and the second side portion.

The connection portion is connected to the second side surface portion through the third bending portion, and the connection portion can be bent with respect to the second side surface portion at the third bending portion, and the second side surface portion The connection portion has an L shape. In the state where the second side surface portion is erected on the bottom surface portion, the connection portion is installed along the inner surface of the first side surface portion, so that the load in the height direction of the main body portion can be supported. Improve the strength of

The first cut is formed on the plate surface of the first side portion so that the band portion is formed inside, whereby the base portion of the band portion is connected to the plate surface of the first side portion, The tip is extended in parallel with the longitudinal direction of the first side portion so as to be separated from the first side portion. Then, the base end side of the band portion is installed on the inner surface side of the connection portion, and the tip end of the band portion is inserted from the inner surface side to the outer surface side of the connection portion with respect to the opening. In this state, the band portion sandwiches the connection portion with the first side surface portion, and the first side surface portion and the connection portion are fixed to each other.

In the said 1st aspect, the notch which can engage with the said base end side of the said band part may be formed in the edge part of the said connection part.

According to this configuration, the notch is formed at the end of the connecting portion, and the base end side of the band is engaged with the notch, so that positional deviation between the band and the connecting portion is less likely to occur. The first side surface portion and the connection portion are more firmly fixed to each other.

In the first aspect, a main body portion formed of a sheet material having the bottom surface portion, the first side surface portion, the second side surface portion, and the connection portion, and a sheet material different from the main body portion A spacer which is the same as the inner height of the first side surface portion and the second side surface portion and which is installed inside the main body portion, and the spacer is provided along the inner surface of the first side surface portion It is connected to the first reinforcing portion via a first reinforcing portion to be installed and a fourth bending portion parallel to the height direction of the spacer, and is installed along the inner surface of the second side surface portion It may have a 2nd reinforcement part.

According to this configuration, in the packaging container, the main body portion is configured of the bottom surface portion, the first side surface portion, the second side surface portion, and the connection portion, and the spacer is further provided separately from the main body portion. The spacer is formed of a sheet material, and the height is the same as or substantially the same as the inner height of the first side portion and the second side portion. The first reinforcing portion and the second reinforcing portion can be bent at the fourth bent portion, and the spacer has an L shape. Thus, the spacer is installed along the inner surface of the first side surface portion and the second side surface portion in a state where the first side surface portion and the second side surface portion of the main body portion are erected with respect to the bottom surface portion, The load in the height direction of the main body can be supported to improve the strength of the packaging container.

In the first aspect, the spacer has a second opening formed on a plate surface of the second reinforcing portion, and the second opening includes the band portion disposed on the inner surface side of the connection portion. The proximal side may be disposed.

According to this configuration, since the band portion is installed on the inner surface of the connection portion, the band portion protrudes from the inner surface of the connection portion, but the second opening is formed on the plate surface of the second reinforcement portion of the spacer. Since the base end side of the band portion installed on the inner surface side of the connection portion is disposed in the second opening portion, the connection portion and the second reinforcing portion can be installed in close contact with each other.

In the first aspect, a first flap connected to the first side surface through a fifth bent portion, and a second flap connected to the second side surface through a sixth bent portion, and the first flap The side end portion of the first flap is the first side portion such that the side end portion of the first flap and the side end portion of the second flap are abutted to each other, further comprising an adjacent second flap. The side end of the second flap may be formed in a direction inclined with respect to the second side surface.

According to this configuration, the first flap is connected to the first side surface portion via the fifth bent portion, and the second flap adjacent to the first flap is connected to the second via the sixth bent portion. Connected to the side. Further, the side end of the first flap is formed in a direction inclined with respect to the first side surface, and the side end of the second flap is formed in a direction inclined with respect to the second side surface. The side ends of the one flap and the side ends of the second flap are formed to be able to butt each other.

In the fifth bending portion, the first flap can be bent with respect to the first side surface portion, and in the sixth bending portion, the second flap can be bent with respect to the second side surface portion. The side edges of the flaps and the side edges of the second flap are butted against one another so that the corners of the packaging container are formed by the first side, the second side, the first flap and the second flap. .

In the first aspect, a main body portion formed of a sheet material having the bottom surface portion, the first side surface portion, the second side surface portion, and the connection portion, and a sheet material different from the main body portion, And a lid portion installed parallel to the bottom surface portion, wherein the main body portion is connected to the first flap via a seventh bent portion formed at the side end of the first flap A first insertion portion, and a second insertion portion connected to the second flap through an eighth bent portion formed at the side end of the second flap, and formed in the lid portion The first insertion portion and the second insertion portion may be inserted into the insertion hole.

According to this configuration, in the packaging container, the main body portion is configured of the bottom surface portion, the first side surface portion, the second side surface portion, and the connection portion, and the lid portion is further provided separately from the main body portion. The lid portion is a plate-like member, and is disposed parallel to the bottom surface portion. The first insertion portion can be bent at the seventh bending portion formed at the side end portion of the first flap, and the second insertion portion is at the eighth bending portion formed at the side end portion of the second flap It is bendable. The first insertion portion and the second insertion portion are inserted into insertion holes formed in the lid portion. In this state, the first flap and the second flap are fixed to the lid.

The packaging container according to the second aspect of the present invention is connected to the bottom surface, the first side surface connected to the bottom surface via the first bent portion, and the bottom surface via the second bent portion. Connected to the second side surface portion via the second side surface portion adjacent to the first side surface portion and the third bent portion, and the first side surface portion is erected relative to the bottom surface portion Wherein the main body portion made of a sheet material having a connection portion installed along the inner surface of the first side surface portion and the sheet material different from the main body portion is parallel to the bottom surface portion And a lid to be installed, the main body being connected to the first flap connected to the first side surface through a fifth bending portion, and the second side surface through a sixth bending portion A second flap connected and adjacent to the first flap, and a seventh bend formed at a side end of the first flap And a second insertion portion connected to the second flap via an eighth bent portion formed at a side end portion of the second flap. And the first insertion portion and the second insertion portion are inserted into the insertion holes formed in the lid portion.

The sheet material for a packaging container according to the third aspect of the present invention is a sheet material for a packaging container for forming a packaging container, and is connected to the bottom surface portion and the bottom surface portion via a first bending portion. Connected to the bottom surface portion via the first side surface portion and the second bent portion, and connected to the second side surface portion via the third side surface portion and the second side surface portion adjacent to the first side surface portion When the first side surface portion is erected with respect to the bottom surface portion, the connection portion installed along the inner surface of the first side surface portion and the base end are connected to the plate surface of the first side surface portion A first end portion of the first side portion, and a first end portion of the first side portion extending in parallel with the longitudinal direction of the first side portion; A first notch formed in the plate surface of the side surface portion, and an opening portion formed in the plate surface of the connection portion and into which the tip end of the band portion can be inserted; Obtain.

The packaging container sheet material according to the fourth aspect of the present invention is a packaging container sheet material for forming a packaging container, and is connected to the bottom surface and the bottom surface via the first bending portion. Connected to the bottom surface portion via the first side surface portion and the second bent portion, and connected to the second side surface portion via the third side surface portion and the second side surface portion adjacent to the first side surface portion And, in a state where the first side surface portion is erected with respect to the bottom surface portion, the connection portion disposed along the inner surface of the first side surface portion, and the first side surface via a fifth bending portion Formed at the side end of the first flap, the second flap being connected to the second side surface portion via the sixth bent portion and connected to the first flap, and the second flap adjacent to the first flap A first insertion portion connected to the first flap via a seventh bent portion, and a side of the second flap Through the eighth bent portion formed in the part and a second plug portion connected to the second flap.

According to the present invention, at the connection portion between the two side surfaces, the two side surfaces can be connected reliably and firmly while reducing the number of parts and the materials used.

It is a top view which shows the sheet material for forming the main-body part of the packing container which concerns on one Embodiment of this invention. It is a partial enlarged plan view which shows the sheet material for forming the main-body part of the packing container which concerns on one Embodiment of this invention. It is an exploded perspective view showing a packing container concerning one embodiment of the present invention. It is a perspective view showing the packing container concerning one embodiment of the present invention. It is a top view showing the packing container concerning one embodiment of the present invention. It is a bottom view showing the packing container concerning one embodiment of the present invention. It is a side view showing the packing container concerning one embodiment of the present invention. It is a longitudinal cross-sectional view which shows the main-body part of the packing container which concerns on one Embodiment of this invention, and is the VIII-VIII arrow line view of FIG. It is a cross-sectional view which shows the main-body part of the packing container which concerns on one Embodiment of this invention, and is an IX-IX line arrow line view of FIG. It is a partial expansion perspective view which shows the main-body part of the packing container which concerns on one Embodiment of this invention, and has shown the state before inserting a band part in an opening part. It is a partial expansion perspective view which shows the main-body part of the packing container which concerns on one Embodiment of this invention, and has shown the state which inserted the band part in the opening part. It is a perspective view showing an example of a panel member.

Below, the packing container 1 which concerns on one Embodiment of this invention is demonstrated with reference to drawings.
The packaging container 1 which concerns on this embodiment is comprised with a sheet material (plate material), for example, accommodates panel members 60, such as a decorative panel of a ceiling-embedded air-conditioner as shown in FIG. The panel member 60 has, for example, a rectangular shape in a plan view, and has a shape whose height is lower than the width and the depth of the plate surface of the panel member 60. In the case of the packaging container 1 according to the present embodiment, in the case where an inclined surface is formed from the central portion toward each side on the plate surface on the design surface side of the panel member 60, foamed polystyrene etc. The panel member 60 can be properly packaged by the sheet material without using the cushioning material of the above.
Here, the sheet material is also called a blank, and is a flat cardboard made of paper. The sheet material is folded along a fold line and assembled into a box-like packaging container 1. The sheet material is not limited to paper cardboard, but may be plastic cardboard or cardboard other than cardboard as long as it is suitable for packaging.

As shown in FIG. 3, the packaging container 1 includes a main body 2 having a bottom surface 5, a first side surface 6, a second side surface 7 and a first slope 8, and a first side surface 6 of the main body 2. And the spacer 3 provided along the inner surface of the 2nd side part 7 and the cover part 4 which covers the main-body part 2 are provided. When the panel member 60 is accommodated in the main body 2, the lid 4 covers the accommodated panel member 60.

As shown in FIG. 1, the main body 2 is a container having a relatively shallow tray shape when assembled by forming and assembling a single blank, and from the upper surface of the lid 4 It further has a flap 9 capable of further covering four sides of the lid 4.

The bottom surface portion 5 of the main body portion 2 has a shape conforming to the plan view shape of the panel member 60 to be accommodated. For example, when the panel member 60 has a square shape, the bottom surface portion 5 also has a square shape. When the bottom surface portion 5 has a quadrangular shape, the first side surface portion 6 and the first sloped surface portion 8 are provided on a pair of two sides facing each other among the four sides of the bottom surface portion 5. Further, the second side surface portion 7 is provided on another pair of two sides facing each other among the four sides of the bottom surface portion 5.

The first sloped portion 8 is provided continuously to the bottom surface portion 5 via the first bending line 11 at an intermediate portion of one side of the bottom surface portion 5. The first sloped portion 8 is installed to be inclined with respect to the bottom portion 5 when assembled. The first inclined surface portion 8 has a rectangular shape, and the longitudinal direction is parallel to one side of the bottom surface portion 5 on which the first inclined surface portion 8 is provided. The longitudinal direction of the first inclined surface 8 is shorter than the length of one side of the bottom surface 5 where the first inclined surface 8 is provided (the length from one corner to another corner).

The first side surface portion 6 is provided continuously to the first slope portion 8 via the second bending line 12. The first side portion 6 is installed vertically to the bottom portion 5 when assembled. The first side surface portion 6 has a substantially rectangular shape, and the longitudinal direction is parallel to one side of the bottom surface portion 5 provided adjacent to the first side surface portion 6. The longitudinal direction of the first side surface portion 6 has a length equal to one side of the bottom surface portion 5 provided adjacent to the first side surface portion 6.

The first bending line 11 is formed at the center side of the bottom surface 5 with respect to a line at which the bottom surface 5 and the first side surface 6 contact with each other in the bottom surface 5. The first bending line 11 is provided in parallel to one side of the bottom portion 5 at an intermediate portion of one side of the bottom portion 5.

The second bending line 12 is formed on the center side of the first side surface 6 with respect to a line where the bottom surface 5 and the first side surface 6 are in contact with each other in the first side surface 6. The second bending line 12 is parallel to the first bending line 11 and has the same length as the first bending line 11, for example.

The first cut 13 is formed, for example, perpendicularly to the first bending line 11 and the second bending line 12, and the end of the first bending line 11 and the end of the second bending line 12 It is formed on a connected virtual line. By forming the first cut 13, the bottom surface portion 5 and the first inclined surface portion 8 are separated, and the first side surface portion 6 and the first inclined surface portion 8 are separated.

The second cut 14 is formed along one side of the bottom surface 5 and one side of the first side surface 6, and a corner of the bottom surface 5, that is, a corner of the first side surface 6 and the first cut 13. It is formed on a virtual line connecting the middle part. The second cut 14 is parallel to the first bending line 11 or the second bending line 12. The bottom surface portion 5 and the first side surface portion 6 are separated by forming the second cut 14.

In the assembled state, the first slope portion 8 is not formed between the corner portion of the corner portion or the bottom surface portion 5 of the first side surface portion 6 and the middle portion of the first notch 13 by the second cut 14. The first side surface portion 6 is separated from the bottom surface portion 5 and vertically erected relative to the bottom surface portion 5. Further, since the bottom surface portion 5 and the first sloped surface portion 8 are separated by the first cut 13, the first sloped surface portion 8 can be bent with respect to the bottom surface portion 5 at the first bending line 11, The first slope portion 8 is inclined with respect to the bottom portion 5. Further, since the first side surface portion 6 and the first sloped surface portion 8 are separated by the first cut 13, the first sloped surface portion 8 can be bent relative to the first side surface portion 6 at the second bending line 12. As a result, the first slope portion 8 is inclined with respect to the first side surface portion 6.

In the state where the first side surface portion 6 is erected perpendicularly to the bottom surface portion 5, the portion of the first cut 13 which separates the first side surface portion 6 and the first slope portion 8 is the portion of the first slope portion 8. It corresponds to the height.

The second side surface portion 7 is provided continuously to the bottom surface portion 5 via the third bending line 15. The second side surface portion 7 is installed vertically to the bottom surface portion 5 when assembled. The second side surface portion 7 has a substantially rectangular shape, and the longitudinal direction is parallel to one side of the bottom surface portion 5 provided continuously with the second side surface portion 7. The longitudinal direction of the second side surface portion 7 has a length equal to one side of the bottom surface portion 5 provided continuously with the second side surface portion 7.

The connection portion 16 has, for example, a rectangular shape, and is connected to the second side surface portion 7 via the sixth bending line 17. Further, the first side surface portion 6 and the connection portion 16 are separated by the cut 18 formed on the extension of the third bending line 15. The connection portion 16 is installed along the inner surface of the first side surface portion 6 in a state where the first side surface portion 6 is erected relative to the bottom surface portion 5.

The connection portion 16 has an inner side plate 16A and an outer side plate 16B. The inner side plate 16A and the outer side plate 16B are connected via a bending line 19. The inner side plate 16A is connected to the second side surface portion 7 via the sixth bending line 17. Thereby, when the connection portion 16 is installed along the inner surface of the first side surface portion 6, the inner side plate 16A is disposed inside, and the outer side plate 16B bent outward at the bending line 19 is disposed outside. Ru. As a result, in the connection portion 16, the inner side plate 16A and the outer side plate 16B are stacked to form a double plate structure.

According to this configuration, the connection portion 16 is connected to the second side surface portion 7 via the sixth bending line 17, and the connection portion 16 is connected to the second side surface portion 7 at the sixth bending line 17. The second side face portion 7 and the connection portion 16 have an L shape. In the state where the second side surface portion 7 is erected on the bottom surface portion 5, the connection portion 16 is installed along the inner surface of the first side surface portion 6 to support the load in the height direction of the main body portion 2. To improve the strength of the packaging container 1.

In the embodiment described above, the case where the connection portion 16 has a double plate structure by the inner plate 16A and the outer plate 16B has been described, but the present embodiment is not limited to this example, and there is no folding 1 A heavy plate structure may be used, or three or more plates may be stacked.

In the first side surface portion 6, a band portion 20 having a long band shape in one direction is formed. As shown in FIG. 2, in the band portion 20, the base end 20a is connected to the plate surface of the first side surface portion 6, and the distal end 20b side is provided so as to be separated from the first side surface portion 6. The band portion 20 extends parallel to the longitudinal direction of the first side surface portion 6.

On the inside of the plate surface of the first side surface portion 6, a cut 21 is formed in which the band portion 20 is removed except for the base end 20a. The band portion 20 is formed such that the proximal end 20 a is connected to the first side surface 6 and the distal end 20 b is cantilevered with respect to the first side surface 6 by the incision 21.

As shown in FIG. 2, openings 22A and 22B are formed in the plate surfaces of the inner side plate 16A and the outer side plate 16B of the connection portion 16, into which the tip 20b of the band 20 can be inserted. With the inner side plate 16A and the outer side plate 16B stacked, the two openings 22A and 22B of the inner side plate 16A and the outer side plate 16B are formed to coincide with each other. The first side surface portion 6 and the connection portion 16 are fixed by engagement of the band portion 20 and the openings 22A and 22B.

At each end of the inner side plate 16A and the outer side plate 16B of the connection portion 16, notches 23A and 23B having a concave shape in the central portion in the height direction are formed. As shown in FIG. 10, the notches 23A and 23B can be engaged with the proximal end 20a side of the band 20. As a result, since the base end 20a side of the band 20 is engaged with the notches 23A and 23B, positional deviation between the band 20 and the connecting part 16 is less likely to occur, and the first side face 6 and the connecting part 16 Are more firmly fixed to each other.

When the corner of the packaging container 1 is formed by the bottom surface portion 5, the first side surface portion 6 and the second side surface portion 7, the base end 20 a side of the band portion 20 is installed on the inner surface side of the connecting portion 16. As shown in FIGS. 9 and 11, the tip 20b of the band 20 is inserted from the inner surface side to the outer surface side of the connecting portion 16 with respect to the openings 22A and 22B. Thus, the band portion 20 and the openings 22A and 22B are engaged. In this state, the band portion 20 sandwiches the connection portion 16 with the first side surface portion 6, and the first side surface portion 6 and the connection portion 16 are fixed to each other.

When the tip 20 b of the band 20 is inserted from the inner surface side to the outer surface of the connecting part 16 with respect to the openings 22 A and 22 B, the tip 20 b of the band 20 does not protrude from the outer surface of the first side surface 6 It is desirable that the length of the band 20 be set. Thereby, in the packaging container 1, there is no member projecting from the outer surface of the first side surface portion 6, there is no catching, and the packaging container 1 is easily transported, and contact on the outer peripheral surface side of the first side surface portion 6 It can arrange without a gap to the wall surface etc.

As shown in FIG. 3, the spacer 3 has a substantially U-shape in plan view when assembled, and is installed along the inner surfaces of the first side surface 6 and the second side surface 7 of the main body 2. Be done. The spacer 3 is a plate-like member, and the height thereof is substantially the same as the inner height of the second side surface portion 7. In the state where the second side surface portion 7 of the main body portion 2 is erected relative to the bottom surface portion 5, the spacer 3 is installed along the inner surfaces of the first side surface portion 6 and the second side surface portion 7. The load in the height direction of 2 can be supported, and the strength of the packaging container 1 is improved.

The spacer 3 is formed by assembling one blank different from the blank of the main body 2. The spacer 3 has a first reinforcing portion 31, a second reinforcing portion 32, and a second slope portion 33.
The first reinforcing portion 31 has a substantially rectangular shape, and is installed along the inner surface of the second side portion 7. The second reinforcing portion 32 has a substantially rectangular shape, and is connected to both ends of the first reinforcing portion 31 via a fourth bending line 35 parallel to the height direction of the spacer 3.
The second reinforcing portion 32 is installed along the inner surface of the first side portion 6.
The second slope portion 33 is connected to the first reinforcing portion 31 via a fifth bending line 36 parallel to the horizontal direction. When the second slope 33 is installed on the main body 2, the second slope 33 is installed obliquely to the bottom 5.

In the plate surface of the first reinforcing portion 31, two third cuts are formed in parallel with the height direction of the spacer 3 so that the first reinforcing portion 31 and the second inclined surface portion 33 are separated. . As a result, the second slope portion 33 can be bent relative to the first reinforcing portion 31 at the fifth bending line 36, and the second slope portion 33 is inclined relative to the bottom surface portion 5.

In a state where the spacer 3 is installed in the main body 2 so that the first reinforcing portion 31 of the spacer 3 is erected relative to the bottom surface 5, the cut portion of the third cut is the height of the second slope 33 Corresponds to

In the spacer 3, a second opening 37 is formed on the plate surface of the second reinforcing portion 32. In the second opening portion 37, a band portion 20 installed on the inner surface side of the connection portion 16 is disposed inside. When the tip 20 b of the band 20 is inserted from the inner surface side to the outer surface of the connecting part 16 with respect to the openings 22 A and 22 B of the connecting part 16, the band 20 is installed on the inner surface of the connecting part 16 Therefore, it protrudes from the inner surface of the connection portion 16. The second opening portion 37 is formed in the second reinforcing portion 32 of the spacer 3 and the band portion 20 is disposed in the second opening portion 37 so that the connection portion 16 and the second reinforcing portion 32 are closely attached. it can.

As shown in FIG. 3, the lid 4 has a shape conforming to the plan view shape of the panel member 60 to be packaged, and has a shape conforming to the plan view shape of the panel member 60 accommodated, for example, the panel When the member 60 has a square shape, the lid 4 also has a substantially square shape.

In order to assemble the packaging container 1 from the blank mentioned above, first, the main body 2 and the spacer 3 are assembled separately, and the assembled spacer 3 is installed inside the assembled main body 2. And the panel member 60 which is a to-be-packaged thing is arrange | positioned inside the main-body part 2 and the spacer 3. FIG. Thereafter, the lid 4 is placed on the panel member 60, and the upper surfaces of the four sides of the lid 4 are covered with the flaps 9 provided on the main body 2. As a result, as shown in FIGS. 4 to 7, the assembly of the packaging container 1 is completed, and the panel member 60 is packaged by the packaging container 1.

Hereinafter, the assembly of the main body 2 will be described.
First, the first inclined surface 8 and the first side surface 6 are erected with respect to the bottom surface 5 of the plate-like blank. At this time, the first sloped portion 8 is bent inward by the first bending line 11, and the first side surface portion 6 is bent inward by the second bending line 12. When one side of the first side surface 6 separated from the bottom surface 5 by the second cut 14 is disposed on the same plane as the bottom surface 5 and the first side surface 6 is provided perpendicular to the bottom surface 5, The two-folded line 12 is disposed at a position higher than the bottom portion 5. And the part which isolate | separates the 1st side part 6 and the 1st slope part 8 among the 1st notch 13 becomes the height position of the 2nd bending line 12, and corresponds to the height of the 1st slope part 8. As shown in FIG. Thereby, the first slope portion 8 inclines with respect to the bottom surface portion 5.

Further, the second side surface portion 7 is erected with respect to the bottom surface portion 5 of the plate-like blank. At this time, the second side surface portion 7 is bent inward by the third bending line 15, and the second side surface portion 7 is provided perpendicularly to the bottom surface portion 5.

And the connection part 16 is bent inside by the 6th bending line 17, the angle which the connection part 16 and the 2nd side part 7 make becomes 90 degrees, and it has L shape. As a result, in the state where the second side surface portion 7 is erected on the bottom surface portion 5, the connection portion 16 is installed along the inner surface of the first side surface portion 6. When the first side surface 6 is provided perpendicular to the bottom surface 5, one side of the first side surface 6 separated from the bottom surface 5 by the second cut 14 is separated from one side of the bottom surface 5 And a gap is formed. The sixth bending line 17 is formed at a position where the connection portion 16 is fitted in the gap, and in a state where the second side surface portion 7 and the connection portion 16 are assembled, the connection portion 16 is a first side surface. It is fitted in the gap between the portion 6 and the bottom portion 5 to close the gap.

Further, when the corner of the packaging container 1 is formed by the bottom surface portion 5, the first side surface portion 6 and the second side surface portion 7, the connection portion 16 is installed along the inner surface of the first side surface portion 6. Thus, the second side surface portion 7 and the connection portion 16 have an L shape. At this time, the inside plate 16A of the connection portion 16 is disposed inside, and the outside plate 16B bent outward at the bending line 19 is disposed outside.

Then, the band portion 20 is removed by leaving the base end 20 a by the cut 21 formed on the inner side of the plate surface of the first side surface portion 6. Thus, the band portion 20 is formed such that the base end 20 a is connected to the first side surface 6 and the distal end 20 b is in a cantilever state with respect to the first side surface 6.

In order to engage the band portion 20 with the openings 22A and 22B and connect the first side surface 6 and the connection portion 16, first, in the notches 23A and 23B formed at the end of the connection portion 16, The proximal end 20 a side of the band portion 20 is fitted. Then, the base end 20a side of the band portion 20 is installed on the inner surface side of the connection portion 16, and the tip 20b of the band portion 20 is inserted from the inner surface side to the outer surface side of the connection portion 16 with respect to the openings 22A and 22B. Thus, the band portion 20 and the openings 22A and 22B are engaged. In this state, the band portion 20 sandwiches the connection portion 16 with the first side surface portion 6, and the first side surface portion 6 and the connection portion 16 are fixed to each other.

Hereinafter, assembly of the spacer 3 and installation to the main body 2 will be described.
The second reinforcing portions 32 connected to both ends of the first reinforcing portion 31 of the spacer 3 are bent inward by the fourth bending lines 35. Thereby, when the spacer 3 is installed to the main body 2, the angle between the first reinforcing portion 31 and the second reinforcing portion 32 is 90 °, and the spacer 3 can have an L shape.

In addition, the second slope portion 33 is bent inward by the fifth bending line 36 between the two third notches, and the second slope portion 33 is inclined with respect to the first reinforcement portion 31. It becomes. Thereby, when the spacer 3 is installed to the main body 2, the first reinforcing portion 31 is installed along the inner surface of the second side surface 7, and the second reinforcing portion 32 is installed on the inner surface of the first side surface 6. Installed along. Further, the second slope portion 33 is installed to be inclined with respect to the bottom portion 5.

As described above, the first sloped portion 8 is formed in one set of two sides of the four sides of the bottom portion 5 inside the main body portion 2, and the other set of the four sides of the bottom portion 5 is opposed. The 2nd slope part 33 is formed in two sides. The first slope portion 8 has an inclination in which the height is increased from the bottom surface portion 5 to the first side surface portion 6, and the second slope portion 33 has a first reinforcement portion 31 and a second side surface portion from the bottom surface portion 5. It has the inclination to which height becomes high toward 7.

In the case where the design surface side of the panel member 60 such as the decorative panel of the ceiling-embedded air conditioner is not a mere flat plate surface but an inclined surface is formed from the central portion toward each side, the shock absorber is not installed separately The first slope portion 8 and the second slope portion 33 can prevent the panel member 60 from being inclined or displaced in the packaging container 1.

Next, the lid 4 and the flap 9 formed on the main body 2 covering the four sides of the lid 4 will be described.
The flap 9 is connected to the first flap 9A connected to the first side surface 6 via the bending portion 24 and to the second side surface 7 via the bending portion 25 in the main body portion 2 according to the present embodiment. And the second flap 9B.

When the packaging container 1 is assembled, the first flap 9A and the second flap 9B are adjacent to each other. At this time, the side end 9A-a of the first flap 9A is the first side so that the side end 9A-a of the first flap 9A and the side end 9B-a of the second flap 9B are butted against each other. The side edge 9B-a of the second flap 9B is formed in a direction (for example, 45.degree.) Inclined with respect to the longitudinal direction of the side face portion 6, and the direction (for example 45) is inclined with respect to the longitudinal direction of the second side face 7. Formed).

The first flap 9A can be bent relative to the first side surface portion 6 at the bending portion 24, and the second flap 9B can be bent relative to the second side surface portion 7 at the sixth bending portion. Since the side end 9A-a of the first flap 9A and the side end 9B-a of the second flap 9B are butted to each other, the first side face 6, the second side face 7, the first flap 9A and The corner of the packaging container 1 is formed by the second flap 9B.

A bent portion 26 is formed at the side end 9A-a of the first flap 9A, and the first insertion portion 27 is connected to the first flap 9A via the bent portion 26. Further, a bent portion 28 is formed at the side end 9B-a of the second flap 9B, and the second insertion portion 29 is connected to the second flap 9B via the bent portion 28. Thus, the first insertion portion 27 can be bent at the bending portion 26 formed at the side end 9A-a of the first flap 9A, and is formed at the side end 9B-a of the second flap 9B. The second insertion portion 29 can be bent at the bent portion 28.

The insertion hole 41 is formed in the lid 4, and the first insertion portion 27 and the second insertion portion 29 are inserted into the insertion hole 41. In this state, the first flap 9A and the second flap 9B are fixed to the lid 4.

The insertion portion 51 is connected to the central portion of the front end portion 9A-b of the first flap 9A. Further, the insertion portion 52 is connected to the central portion of the front end portion 9B-b of the second flap 9B. The insertion hole 42 is formed in the lid 4, and the insertion portion 51 and the insertion portion 52 are inserted into the insertion hole 42. Thus, the middle portion of the first flap 9A and the middle portion of the second flap 9B are fixed to the lid 4 so that no gap is formed.

The front end 9A-b of the first flap 9A and the front end 9B-b of the second flap 9B have an arc shape. Therefore, the tip ends of the front end 9A-b of the first flap 9A and the tip of the insertion portion 51 are disposed on the same straight line. Therefore, when forming the insertion portion 51, the insertion portion 51 is not a position where it protrudes, but a position where it protrudes from a line connecting the front ends 9A-b of the first flap 9A, and inside the line Is formed. Therefore, waste materials can be reduced when forming the blank.

In addition, after a part of another packaging container 1 is overlapped and placed on the packaging container 1, when the packaging container 1 placed on top is slid, the corner of the packaging container 1 placed on top is the first flap 9A. And the front end 9B-b of the second flap 9B. And since the front end 9A-b of the first flap 9A and the front end 9B-b of the second flap 9B have an arc shape, the corner of the packaging container 1 placed thereon is the first flap It is guided toward the center of the front end 9A-b of 9A or the center of the front end 9B-b of the second flap 9B. The insertion portions 51 and 52 are formed at the center of the front end 9A-b of the first flap 9A and at the center of the front end 9B-b of the second flap 9B. The corner rides on the inset 51, 52.

Therefore, in the case of this embodiment, the front end 9A-b of the first flap 9A and the front end 9B-b of the second flap 9B are on the upper side as compared with the case where they are formed in a straight line instead of an arc shape. The packaging container 1 placed thereon is smoothly slid without being caught by the flaps 9A and 9B, and the plurality of packaging containers 1 can be easily stacked.

1: Packing container 2: Body part 3: Spacer 4: Lid part 5: Bottom part 6: First side part 7: Second side part 8: First slope part 9: Flap 9 A: First flap 9 A-a: Side End 9A-b: Front end 9B: Second flap 9B-a: Side end 9B-b: Front end 11: First bending line 12: Second bending line 13: First cut 14: Second cut 15: third bending line 16: connection portion 16A: inner side plate 16B: outer side plate 17: sixth bending line 18: notch 19: bending line 20: band portion 20a: base end 20b: tip 21: notch 22A: Opening 22B: Opening 23A: Notched part 23B: Notched part 24: Bent part 25: Bent part 26: Bent part 27: First insertion part 28: Bent part 29: Second insertion part 31: 1st reinforcement 32: second reinforcing portion 33: second inclined surface portion 35: Fourth fold line 36: the fifth fold line 37: second opening 41: insertion hole 42: insertion hole 51: insertion portion 52: spigot

Claims (9)

Bottom part,
A first side portion connected to the bottom portion via a first bent portion;
A second side surface portion connected to the bottom surface portion via a second bent portion and adjacent to the first side surface portion;
A connection which is connected to the second side surface portion via a third bent portion and which is installed along the inner surface of the first side surface portion in a state where the first side surface portion is erected relative to the bottom surface portion Department,
A base portion connected to a plate surface of the first side surface portion, and a tip portion extending in parallel with the longitudinal direction of the first side surface portion so as to be separated from the first side surface portion;
A first cut formed in a plate surface of the first side surface portion such that the band portion is formed inside;
An opening which is formed on a plate surface of the connection portion and into which the tip end of the band can be inserted;
Equipped with
The packaging container in which the base end side of the band portion is installed on the inner surface side of the connection portion, and the tip end of the band portion is inserted from the inner surface side to the outer surface side of the connection portion with respect to the opening. The packaging container according to claim 1, wherein a notch which can be engaged with the proximal end side of the band portion is formed at an end portion of the connection portion. A body portion made of a sheet material having the bottom surface portion, the first side surface portion, the second side surface portion, and the connection portion;
A spacer which is made of a sheet material different from the main body portion and whose height is equal to the inner height of the first side surface portion and the second side surface portion, and which is installed inside the main body portion;
Equipped with
The spacer is
A first reinforcing portion installed along an inner surface of the first side surface portion;
A second reinforcing portion connected to the first reinforcing portion via a fourth bent portion parallel to the height direction of the spacer, and installed along an inner surface of the second side surface portion;
The packaging container of Claim 2 which has. The spacer has a second opening formed on a plate surface of the second reinforcing portion,
The packaging container according to claim 3, wherein the base end side of the band portion installed on the inner surface side of the connection portion is disposed in the second opening portion. A first flap connected to the first side surface portion via a fifth bent portion;
A second flap connected to the second side surface portion via a sixth bent portion and adjacent to the first flap;
And further
The side end of the first flap is formed in a direction inclined with respect to the first side face so that the side end of the first flap and the side end of the second flap are butted against each other, The packaging container according to any one of claims 1 to 4, wherein a side end of the second flap is formed in a direction inclined with respect to the second side surface. A body portion made of a sheet material having the bottom surface portion, the first side surface portion, the second side surface portion, and the connection portion;
A lid portion which is made of a sheet material different from the main body portion and is installed parallel to the bottom surface portion;
Equipped with
The body portion is
A first insertion portion connected to the first flap via a seventh bent portion formed at the side end of the first flap;
A second insertion portion connected to the second flap via an eighth bent portion formed at the side end of the second flap;
Equipped with
The packaging container according to claim 5, wherein the first insertion portion and the second insertion portion are inserted into the insertion hole formed in the lid portion. Bottom part,
A first side portion connected to the bottom portion via a first bent portion;
A second side surface portion connected to the bottom surface portion via a second bent portion and adjacent to the first side surface portion;
A connection which is connected to the second side surface portion via a third bent portion and which is installed along the inner surface of the first side surface portion in a state where the first side surface portion is erected relative to the bottom surface portion Department,
A body portion made of a sheet material having
A lid portion which is made of a sheet material different from the main body portion and is installed parallel to the bottom surface portion;
Equipped with
The body portion is
A first flap connected to the first side surface portion via a fifth bent portion;
A second flap connected to the second side surface portion via a sixth bent portion and adjacent to the first flap;
A first insertion portion connected to the first flap via a seventh bent portion formed at a side end of the first flap;
A second insertion portion connected to the second flap via an eighth bent portion formed at a side end of the second flap;
Equipped with
The packing container in which the said 1st insertion part and the said 2nd insertion part were inserted with respect to the insertion hole formed in the said cover part. A sheet material for a packaging container for forming a packaging container,
Bottom part,
A first side portion connected to the bottom portion via a first bent portion;
A second side surface portion connected to the bottom surface portion via a second bent portion and adjacent to the first side surface portion;
A connecting portion which is connected to the second side surface portion via a third bent portion and which is installed along the inner surface of the first side surface portion when the first side surface portion is erected relative to the bottom surface portion When,
A base portion connected to a plate surface of the first side surface portion, and a tip portion extending in parallel with the longitudinal direction of the first side surface portion so as to be separated from the first side surface portion;
A first cut formed in a plate surface of the first side surface portion such that the band portion is formed inside;
An opening which is formed on a plate surface of the connection portion and into which the tip end of the band can be inserted;
Sheet material for packaging containers provided with A sheet material for a packaging container for forming a packaging container,
Bottom part,
A first side portion connected to the bottom portion via a first bent portion;
A second side surface portion connected to the bottom surface portion via a second bent portion and adjacent to the first side surface portion;
A connection which is connected to the second side surface portion via a third bent portion and which is installed along the inner surface of the first side surface portion in a state where the first side surface portion is erected relative to the bottom surface portion Department,
A first flap connected to the first side surface portion via a fifth bent portion;
A second flap connected to the second side surface portion via a sixth bent portion and adjacent to the first flap;
A first insertion portion connected to the first flap via a seventh bent portion formed at a side end of the first flap;
A second insertion portion connected to the second flap via an eighth bent portion formed at a side end of the second flap;
Sheet material for packaging containers provided with

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