JPH0528189Y2 - - Google Patents

Description

[Detailed explanation of the idea] [Industrial application field]

The present invention relates to a packaging box in which the entire surface of the box is double-layered with an air layer in between.

[Problem that the idea aims to solve]

Conventionally, in order to prevent damage to stored products,
Although the box is filled with cushioning material,
If the box body was not strong, the cushioning material would not be effective. Therefore, the present invention provides a packaging box in which the box is made double with an air layer interposed therebetween to prevent damage to the stored products, and the box can be strengthened by interposing reinforcing pieces.

[Means to solve the problem]

For this reason, the present invention arranges the longitudinal outer shell piece 1 and the widthwise outer shell piece 2 in parallel through vertical folds, and arranges the outer cover pieces above and below the longitudinal outer shell piece 1 through horizontal folds. 3. In a box body in which the outer bottom piece 5 is consecutively provided and the flap 4 is consecutively provided on the outer body piece 2 in the width direction, the inner cover piece 7 is provided consecutively to the outer cover piece 3 with a width piece having a distance of K. At the same time, a folded piece 7a is continuously provided on the inner cover piece 7, a locking hole 3a for locking the flap 4 is formed in the outer cover piece 3, and a folded piece 8c is continuously provided on the outer bottom piece 5 or is bonded. , an inner bottom piece 8b is connected to the bent piece 8c, a width piece with a distance K is placed between the inner body pieces 8a connected to the inner bottom piece 8b, and a folded piece 8m is formed, with a distance K.
A reinforcing piece 8n with a width of It consists of a folded piece 9b, a reinforcing piece 9c with a width of space K, and a folded piece part 9d, with width pieces having a width of K spaced between them placed at 9a, and the folded piece 7a is glued to the upper part of the outer body piece 1 by bending. By gluing the folded piece 8m to the outer shell piece 1 and the folded piece 9b to the outer shell piece 2, a space K is created on the inside of the outer lid piece 3, the outer shell pieces 1 and 2, and the outer bottom piece 5, respectively.
The inner lid piece 7, the inner shell pieces 8a and 9a, and the inner bottom piece 8b are arranged through the air layer formed by the width pieces of the inner shell piece 8.
Reinforcement pieces 8n, 9 are placed between a, 9a and outer shell pieces 1, 2.
c is in contact with each other.

[Effect]

Since each outer body piece, outer cover piece, and outer bottom piece is provided with an inner body piece, an inner cover piece, and an inner bottom piece that face each other at a distance from them, the outer cover piece, outer bottom piece, and outer body piece can be bent. By forming the inner lid piece, the inner bottom piece, and the inner body piece, the inner cover piece, the inner bottom piece, and the inner body piece are respectively arranged on the entire inner side with an air gap between them, so that the box body has a double structure. In addition, each inner shell piece is provided with a reinforcing piece that is bent and abuts the outer shell piece at right angles, thereby preventing their deformation and making the box even stronger.

【Example】

Hereinafter, details of the present invention will be explained with reference to illustrated embodiments. The cardboard packaging box S of this example shown in FIGS. 1 to 3 has a double box body with an air layer in between. Its formation consists of a box-forming member arranged in series as shown in FIG. 4, and two sets of separately formed attachment bodies. The box forming material is attached to the outer body pieces 1 and 2 through the vertical fold A.
are connected in parallel, and an outer lid piece 3 with a locking hole 3a transparent therethrough is provided on the upper side of the outer body piece 1 through the fold B, and a flap is formed on the upper side of the outer body piece 2 through the fold B. 4 are installed in succession. Note that the flap 4 has a locking hole 3a.
A locking tongue piece 4a that can be inserted into is provided protrudingly. An outer sole piece 5 is connected to the lower side of the outer body piece 1 via a fold line C, and a bent piece 6 is connected to the lower side of the outer body piece 2 via a fold line C. The side is cut out to form an escape cavity 6a. There is a fold C on the folded piece 6.
Cut a width piece at a predetermined distance K from the bending cut 6.
b are formed intermittently. In addition, an inner cover piece 7 is connected to the outer cover piece 3 via folds 3b and 3c, with width pieces having a width K spaced apart from each other.
Furthermore, a folded piece 7a is continuously provided through the cut 7b. Note that the inner cover piece 7 has the same width as the outer cover piece 3,
The length is shortened by the distance K. Moreover, 1a is an adhesive glue piece. Then, the two separately formed attached bodies 8 are attached to the inner bottom piece 8 through the fold D below the inner body piece 8a in the substantially central part.
b are consecutively provided, and further, a folded piece 8c having a width of K is consecutively provided via the fold E, and a cut F is made in the folded piece 8c.
The folded pieces 8d are connected to each other via the folded pieces 8d. Note that one side portion below the inner bottom piece 8b is cut out to be slightly larger than the width of the interval K to form an escape space 8e. In addition, on the inner body piece 8a, a folded piece 8m is connected in a row through two folds G with a width piece of a distance K, and furthermore, a folded piece 8m with a width of a distance K is provided through a fold H. Piece 8
At the same time, a reinforcing piece 8r is connected to the reinforcing piece 8n through a cut M. The other attached body 9 is attached to the folded piece 9 via two folds N in which a width piece with a distance K is placed on each inner body piece 9a.
b are consecutively provided, and furthermore, reinforcing pieces 9c with a width of K are consecutively provided via the fold P, and a cut R is made in the folded piece 9b.
The folded pieces 9d are connected to each other via the folded pieces 9d. Next, to explain how to assemble each piece, as shown in FIG. Glue to. Further, each fold of the attached body 8 is bent, and a folded piece 8d is glued to the lower end of the outer sole piece 5, and a folded piece 8m is glued to a position below the glued part of the folded piece 7a on the outer body piece 1. do. moreover,
The joint between the reinforcing piece 8r and the inner body piece 8a is glued. As shown in FIG. 8, the other attached body 9 has folds C,
Glue the lower part of the inner body piece 9a to the folded piece 6 bent at step 6a, and glue the folded piece 9b to the outer body piece 2 by bending it at the folds N, P and the cut R, and glue the folded piece 9b to the outer body piece 2.
is glued to the back of the inner shell piece 9a. As a result, the unfolded state as shown in FIGS. 5 and 6 is achieved, and with the lid and flap 4 raised upward, the adhesive space piece 1a is folded along the fold line A and attached to the adjacent outer shell piece 2. Glue is attached to the open side edge of the outer sole piece 5, and the seam of the outer sole piece 5 is fixed with duct tape. After storing the product, the lid is closed, and the flap 4 is folded from above to open the locking hole 3 of the outer lid piece 3 as shown in FIG.
What is necessary is to insert the locking tongue piece 4a into a and lock it. In this way, according to this example, the inner shell pieces 8a, the inner cover pieces 7, and the inner bottom pieces 8b are arranged on the outer shell pieces 1 and 2, the outer cover piece 3, and the outer bottom piece 5 with an air space K apart from them. This results in a strong packaging box S with a double structure. Moreover, in this example, as shown in FIGS. 7 and 8, the reinforcing pieces 9c, 8n, 8r bent on the inner shell pieces 9a, 8a and the inner bottom piece 8b are bent on the outer shell pieces 1, 2 and the outer bottom piece. 5, the inner shell piece 9
This prevents deformation of the inner bottom piece 8a and the inner bottom piece 8b, thereby achieving a good cushioning effect. Although this example is configured as described above, the present invention is not limited thereto. For example, regardless of the formation configuration of the inner shell piece, the inner cover piece, and the inner bottom piece, which are provided on the outer shell piece, the outer cover piece, and the outer bottom piece at a distance from them, Alternatively, the inner shell piece, the inner lid piece, and the inner bottom piece may each be bent, and the folded pieces on the open side may be glued together. Also,
The inner shell piece, the inner cover piece, and the inner bottom piece may be formed separately and glued to the respective outer shell piece, outer cover piece, and outer bottom piece. Alternatively, as in this example, a suitable inner shell piece, inner cover piece, and inner bottom piece are connected to the corresponding outer shell piece, outer cover piece, and outer bottom piece, and other inner shell pieces, inner cover pieces, and inner bottom pieces are separated. The structure may be such that the outer body piece, the outer lid piece, and the outer bottom piece are glued after being formed. Furthermore, the intervals between the outer shell piece, outer cover piece, and outer bottom piece and the inner shell piece, inner cover piece, and inner bottom piece are not limited. Furthermore, an outer shell piece, an outer lid piece, an outer bottom piece and an inner shell piece,
The shape and location of the reinforcing piece interposed between the inner lid piece and the inner bottom piece are also appropriate. Note that the locking configuration of the lid and bottom is also optional.
The shapes of the lid and bottom are determined accordingly. Furthermore, the material of the packaging box is not limited and may be made of cardboard or plastic.

[Effect of the idea]

Therefore, according to the present invention, the inner shell piece, the inner cover piece, and the inner bottom piece are arranged inside the entire surface of the outer shell piece, the outer cover piece, and the outer bottom piece with an air space between them, thereby creating a strong double structure. It has a great box effect. In addition, reinforcing pieces that abut at right angles to the outer shell pieces are interposed in the inner shell pieces that are wide or long and easily deformed, making the box even more solid and preventing their deformation. It also has the effect of preventing and providing a good buffering effect.

[Brief explanation of the drawing]

Fig. 1 is a perspective view of an embodiment of the present invention, Fig. 2 is a perspective view of its assembled state, Fig. 3 is its cross-sectional plan view, Fig. 4 is a plan view of its unfolded state, and Fig. 5 is its perspective view. 6 is a plan view of FIG. 5, FIG. 7 is an enlarged sectional view of FIG. 5,
FIG. 8 is an enlarged sectional view of FIG. 5. 1, 2... Outer body piece, 3... Outer lid piece, 4... Flap, 5... Outer bottom piece, 6... Bent piece, 7... Inner lid piece, 8, 9... Adhesive body, 8a ...Inner body piece, 8b...
...Inner bottom piece, 9a...Inner body piece, 8n, 8r, 9c...
...Reinforcement piece, 7a, 8d, 8m...Folding piece, K...
interval.

Claims (1)

[Claims for Utility Model Registration] (1) The longitudinal outer shell piece 1 and the widthwise outer shell piece 2 are arranged in parallel with each other through vertical folds, and horizontal folds are made above and below the longitudinal outer shell piece 1. In a box body in which an outer lid piece 3 and an outer bottom piece 5 are connected to each other through the outer lid piece 3 and a flap 4 is connected to the outer body piece 2 in the width direction, a width piece with a distance K is placed between the outer lid piece 3 and the inner lid piece. 7 are connected to each other, a folded piece 7a is connected to the inner cover piece 7, a locking hole 3a for locking the flap 4 is formed in the outer cover piece 3, and a folded piece 8c is connected to the outer bottom piece 5. The inner bottom piece 8b is connected to the folded piece 8c, and a width piece with a width of K is placed on the inner body piece 8a connected to the inner bottom piece 8b, and the folded piece is 8 m long, and a reinforcing piece with a width of K is formed. 8n, vertical reinforcing pieces 8r are successively arranged in sequence, inner shell pieces 9a are connected or glued to the outer shell piece 2 in the width direction with width pieces having a width of K at intervals of K, and Place the width piece and fold back piece 9b,
It consists of a reinforcing piece 9c with a width of interval K and a folded piece part 9d, which are bent and formed so that the folded piece 7a is glued to the upper part of the outer shell piece 1, and the folded piece 8m is glued to the outer shell piece 1. By gluing the folded piece 9b to the outer shell piece 2, the outer lid piece 3, the outer shell pieces 1 and 2, and the outer bottom piece 5 are assembled.
The inner lid piece 7, the inner shell pieces 8a, 9a, and the inner bottom piece 8b are arranged inside the inner shell through an air layer formed by the width pieces of the interval K, and the inner shell pieces 8a, 9a and the outer shell pieces 1,
A packaging box characterized in that reinforcing pieces 8n and 9c are brought into contact between 2 and 2. (2) The packaging box according to claim 1, wherein the inner shell piece 8a and the reinforcing piece 8r have a length so as to come into contact with the outer shell piece 5.