JP6456103B2 - Packaging box - Google Patents

Description

  The present invention relates to a packaging box in which a product stored in conjunction with the expansion of a top flap rises.

As a packaging box for gift items such as birthdays, it is often the case that a device that attracts attention is required.
The applicant has previously developed a packaging box in which a product stored in conjunction with the expansion of the top flap is raised (Patent Document 1).

  As shown in FIG. 8, the packaging box 300 of Patent Document 1 includes a rectangular plate outer box 40 formed by folding a piece of cardboard, and a lifting plate 44 with left and right top flaps via a joint plate 43. 42 is fixed and attached. The elevating plate 44 is pulled up as the top flap 42 is expanded. Reference numeral 41 denotes a lid.

JP2008-254766

The packaging box 300 of Patent Document 1 is attracting attention as a packaging box for gifts because the product on the lift plate installed with the expansion of the top flap is pulled up.
However, the packaging box 300 cannot display the product with the top flap 42 opened. That is, when the packaging box 300 is released from the expanded top flap 42, the lifting plate is lowered by the weight of the product, and the top flap 42 is blocked.
Further, since the elevating plate 44 attaches the fixed portion 43a of the joint plate 43 provided continuously to the top flap 42, it takes time and labor to assemble the packaging box 300, and the cutting work can be performed when it is discarded. There is also a problem that it is necessary.

  The present invention solves the above-described problems, and an object of the present invention is to provide a packaging box that can maintain a state in which a lifting plate is pulled up. It is another object of the present invention to provide a packaging box in which the connection of the lifting plate with the top flap is simplified.

In order to achieve the above object, the cardboard case of the present invention is configured as follows.
In other words, a rectangular parallelepiped corrugated cardboard box with the top flaps connected to the upper ends of the left and right side plates is equipped with an elevating plate with connecting plates connected to the left and right ends, and connected to the connecting plates. and fixed to the plate to the top panel flaps, with the expansion of the left and right of the top flap, the packaging box which is adapted lifted is該昇knocked, in order to maintain the state in which該昇step down is raised, the head A locking member having a head and a neck is cut out from the lifting plate and bent downward from the left and right ends, and the head of the locking material is fitted and locked to the upper end of the left and right side plates of the box An additional locking hole is provided, and the head of the locking material is fitted into the locking hole and is locked at the neck as the top flap is expanded .

This packaging box is equipped with a lifting plate that is pulled up with the expansion of the top flap in a box made by folding up a piece of corrugated cardboard with predetermined folds and cuts, and holds the lifted lifting plate Means are provided.
The box is not particularly limited as long as the top flaps are attached to the upper ends of the left and right side plates. In particular, for the configuration for forming the bottom surface, various methods are known, and an appropriate method may be selected.

The means for holding the lift plate pulled up with the expansion of the top flap is performed by notching the lift plate and locking the locking material bent downward from the left and right ends to the box. The locking mechanism is provided with a stepped locking hole into which the locking material is fitted and locked at the upper end of the side plate. The locking material has a head and a neck, and the head is fitted and inserted at the neck. Try to lock.
In addition, although the raising / lowering board needs to lay a flat plate if a latching material is notched, this flooring board is good to cut out from the cardboard of a box, as described in Claim 3.

Further, the connecting plate and the top flap may be fixed such that the engaging piece formed by cutting and raising the top flap is passed through the engaging window formed in the connecting plate and bent. It is good to.
Further, if the top flap covers the top of the box without any gaps, it is difficult for the fingers to enter and spread out. Therefore, as shown in claim 4, the top flap of the box is hung with a finger when opened. A recess may be formed.

Packaging box of the present invention, to hold the state where the lifting plate is pulled, provided with the left and right ends are bent downwardly outwardly cut out locking member having a head and a neck from該昇knocked, left and right of the box Since a stepped locking hole into which the head of the locking material is fitted and locked is provided at the upper end of the side plate , the top flap is opened and the lifting plate is pulled up to a predetermined position. Even if the hand is released from the flap, the locking material is automatically locked to the box and the lifting plate is held.
The connecting plate is fixed to the top flap as described in claim 2 by bending a locking piece formed by cutting and raising the top flap into a locking window formed in the connecting plate. Since it was made, it can carry out at any time, for example, when packaging goods, and when it is discarded, the lifting plate can be easily separated.

Further, as described in claim 3, if the inner plate is connected to the front end and the rear end of the elevating plate via a fold line, the product slides on the front plate or the rear plate of the box when the product is pulled up. There are also uses such as writing messages such as congratulations. In this case, as described in claim 5, it is preferable that the height of the inner plate is increased so that the inner plate projects upward from the upper end of the box when the top flap is expanded.
Moreover, if the recessed part which hooks a finger | toe at the time of opening is formed in the top flap of a box as described in Claim 4, a top flap can be open | released simply.

It is a perspective view which shows embodiment of the packaging box of this invention. It is the whole box perspective view same as the above. It is an expanded view of a box body. It is an expanded view of the raising / lowering body same as the above. It is a perspective view which shows the state which mounts a raising / lowering body to a box similarly. It is a perspective view which shows the state of the operation | work which connects a raising / lowering body to a box similarly. It is a perspective view which shows the structure which latches a raising / lowering body similarly. It is a perspective view which shows the conventional packaging box.

Embodiment of the packaging box of this invention is described based on FIGS. The packaging box 200 includes a rectangular parallelepiped corrugated cardboard box 10 in which top flaps are connected to upper ends of left and right side plates, and a lifting plate (lifting body 30) in which a connecting plate and a connecting plate are connected to left and right ends. Is a combination.
FIG. 1 is a perspective view showing the entire packaging box 200, and FIG. 2 is a perspective view showing the entire box 10. 3 and 4 are development views of the box body 10 and the lifting body 30, and FIGS. 5 and 6 are perspective views showing a state in the middle of assembling the packaging box 200. FIG. 7 is a perspective view showing a state in which the elevating body 30 is locked.

As shown in FIG. 1, the packaging box 200 is configured such that the lifting body 30 is attached to the rectangular parallelepiped box body 10 and the lifting plate 33 is pulled up with the expansion of the top flap.
The box 10 is made by folding up a single cardboard 100. As shown in FIG. 2, the bottom 10 is made of four bottom pieces 19, 20, 21, and 22 that are engaged with each other, and the edges of the box 10 are in four directions. The left and right side plates 16, 18, the front plate 17, and the rear plate 15 are formed in a rectangular parallelepiped shape. The top flaps 12 and 14 are connected to the upper ends of the left and right side plates 16 and 18, and the lid piece 11 covering the upper surface is connected to the rear plate 15.
In addition, the magnitude | size of the box 10 is 420 mm x 225 mm x 150 mm (height) here.

As shown in FIGS. 1 and 5, the lifting body 30 has joint plates 32, 34 connected to the left and right edges of the lifting plate 33, and connecting plates 31, 35 on the other end side of the joint plates 32, 34. It is connected continuously.
Inner plates 36 and 37 are connected to the front and rear of the elevating plate 33, respectively. Further, the locking member 38 is cut out from the elevating plate 33 and bent to the back side of the joint plates 32 and 34.
1 shows a state in which the floor plate 13 is placed on the elevating plate 33 and the connecting plates 31 and 35 are connected to the top flaps 12 and 14, and FIG. 14 shows a state where it is not connected. In addition, the magnitude | size of the raising / lowering board 33 is 320 mm x 210 mm here.

The box 10 is assembled by folding a single cardboard 100 shown in FIG. 3 along the crease.
The corrugated cardboard 100 has a fold A in the horizontal direction, a fold B parallel to the fold A, and folds C, D, E, F in a direction perpendicular to the fold A. An adhesive piece 15a, a rear plate 15, a side plate 16, a front plate 17, and a side plate 18 are formed in the central portion. And bottom piece 19,20,21,22 is formed in the lower part.
An insertion piece 11 a is connected to the lid piece 11 through a crease G, and a locking groove 11 b is provided at the center of the crease G. A locking piece 17a that fits into the retaining groove 11b is provided at the upper end of the front plate 17.

The top flap 12 is provided with two locking pieces 12a formed by the cut line a and the vertical fold line H, and a recess 12b for facilitating the opening of the top flap 12 is formed. Similarly, the top flap 14 is also provided with two locking pieces 14a and a recess 14b.
Further, locking holes 16a and 18a are provided in the crease A between the side plates 16 and 18 and the top flaps 12 and 14, respectively. The locking holes 16a and 18a are formed with narrow step portions 16b and 18b on the lower side.
In FIG. 3, the floor plate 13 connected to the upper edge of the front plate 17 does not form the box body 10 itself, but is laid on the lifting plate 33 of the lifting body 30.

The elevating body 30 is assembled by folding a single cardboard 110 shown in FIG. 4 along the crease.
The corrugated cardboard 110 is formed with a rectangular lifting plate 33 at the center, and the joint plates 32 and 34 are connected to the left and right via the folds L and M, and the folds K and N are formed on the left and right of the joint plates 32 and 34. The connection plates 31 and 35 are connected via the. And the inner side plates 36 and 37 are continuously provided in the front-back direction of the elevating plate 33 through the folds P and Q. Here, the inner plate 37 has a higher height than the inner plate 36.

The elevating plate 33 is formed with a locking member 38 cut out on the left and right sides, and can be bent from the creases L and M to the back side of the sheet. The locking member 38 is provided with a head portion 38a and a neck portion 38b. The size of the head portion 38a is slightly shorter than the lengths of the locking holes 16a and 18a formed at the roots of the top flaps 12 and 14, and the neck portion 38b is It is shorter than the length of the step portions 16b and 18b of the locking holes 16a and 18a.
The connecting plates 31 and 35 are formed with locking windows 31a and 35a through which the locking pieces 12a and 14a of the top flaps 12 and 14 pass, and recesses 12b and 14b formed in the top flaps 12 and 14, respectively. Concave portions 31b and 35b having the same shape as those in FIG.

Next, an operation of folding the cardboard 100 shown in FIG. 3 and the cardboard 110 shown in FIG. 4 and assembling it into the packaging box 200 of FIG. 1 will be described.
First, the base plate 13 of the cardboard 100 is cut off, the folds A and B in the horizontal direction, and the folds C, D, E, and F in the vertical direction are folded toward the front side of the paper, and the fold G of the cover piece 11 is folded toward the front side of the paper. Bend to crease and crease.
Then, the creases C, D, E, and F are bent, the sticking piece 15a is glued to the side plate 18, and the bottom pieces 19, 20, 21, and 22 are combined to assemble the bottom portion. Thereby, the box 10 shown in FIG. 2 is assembled.

Next, the vertical folds K, L, M, and N and the horizontal folds P and Q of the cardboard 110 are folded toward the front side of the paper surface to crease, and the locking member 38 of the elevating plate 33 is folded toward the back side of the paper surface. .
And the state which bent the latching material 38 to the back side of the joint plates 32 and 34 is hold | maintained, the creases L and M are bent, and it mounts | wears with the box 10 (refer FIG. 5).

Next, the connecting plates 31 and 35 are connected to the top flaps 12 and 14 of the box 10.
In this operation, the connecting plate 31 is overlaid on the top flap 12, the locking piece 12a of the top flap 12 is bent from the fold line H, is cut and raised, is bent through the locking window 31a of the connecting plate 31, and is stopped. The locking piece 12a is larger than the locking window 31a, and when passing through the locking window 31a, the locking piece 12a is bent and made smaller, and is expanded so as not to be pulled out after locking and locked.
Similarly, the connecting plate 35 is connected to the top flap 14, and the floor plate 13 is laid on the lifting plate 33. Thereby, the assembly of the packaging box 200 is completed.

When the product is stored in the packaging box 200, the lid piece 11 is opened, and the concave portions 12b and 14b of the top flaps 12 and 14 are put on the fingers and spread left and right. By this operation, the elevating plate 33 of the elevating body 30 is raised, and along with this, the front end portion of the locking member 38 is slid up on the inner surfaces of the side plates 16 and 18 of the box body 10, and the side plates 16 and 18 are raised. It penetrates through the locking holes 16a and 18a respectively formed on the upper edge and protrudes out of the box (see FIG. 7).
When the head 38a of the locking member 38 comes out of the box, if the hand is released from the top flaps 12, 14, the neck portion 38b of the locking member 38 is engaged with the step portions 16b, 18b of the locking holes 16a, 18a. The elevator plate 33 is locked and held at that height.

In this state, if the product is placed on the floor plate 13, the head portion 38a of the locking member 38 is pulled up slightly, the neck portion 38b is removed from the step portions 16b and 18b, and the top flaps 12 and 14 are closed. The plate 33 is lowered and stored in the box 10.
When the top flaps 12 and 14 are closed, the lid piece 11 is closed, the insertion piece 11a is inserted into the upper edge of the side plate piece 17, and the locking piece 17a is inserted into the locking groove 11b. Thereby, goods are packaged.
The inner plates 36 and 37 are provided for the purpose of protecting the product from sliding on the side plate pieces 15 and 17 of the box 10. However, a message from the sender or a photograph is pasted. It can be used as appropriate.

  On the other hand, when discarding the packaging box 200, the locking pieces 12a, 14a of the top flaps 12, 14 are removed from the locking windows 31a, 35a, the connection with the connection plates 31, 35 is removed, and the lifting body 30 is removed. Remove. And if the combination of the bottom piece 19,20,21,22 of the box 10 is released and the crease | folds A and B are extended, it can be made into the bi-fold flat form connected with the sticking piece 15a. Thereby, all can be made into a state which is not bulky.

  In the above embodiment, the size of the box body 10 and the lifting body 30 has been described in order to make the contents of the invention easier to understand. However, the present invention is not limited to this. It is.

100 Cardboard (box)
110 Cardboard (elevating body)
200 Packaging box 300 Packaging box 10 Box body 11 Cover piece 11a Insertion piece 11b Locking groove 12 Top flap 12a Locking piece 12b Recess 13 Base plate 14 Top flap 14a Locking piece 14b Recess 15 Back plate 15a Adhering piece 16 Side plate 16a Locking hole 16b Stepped portion 17 Front plate 17a Locking piece 18 Side plate 18a Locking hole 18b Stepped portion 19, 20, 21, 22 Bottom piece 30 Lifting body 31 Connecting plate 31a Locking window 31b Recessed portion 32 Joint plate 33 Lifting plate 34 Joint Plate 35 Connecting plate 35a Locking window 35b Recess 36 Inner plate 37 Inner plate 38 Locking material 38a Head 38b Neck 40 Outer box 41 Lid 42 Top flap 43 Joint plate 43a Adhering portion 44 Elevating plates A, B, C, D E, F, G, H Fold K, L, M, N Fold P, Q Fold a Cut

Claims (5)

A rectangular parallelepiped corrugated cardboard box with the top flaps connected to the upper ends of the left and right side plates is equipped with an elevating plate with connecting plates connected to the left and right ends, and a connecting plate attached to the connecting plate is provided. In a packaging box fixed to the top flap so that the lift plate is lifted with the expansion of the left and right top flaps, in order to keep the lift plate lifted , A locking material having a neck portion is cut out from the lifting plate and bent downward from the left and right ends, and provided with a step where the head of the locking material is fitted and locked to the upper ends of the left and right side plates of the box. A packaging box, wherein a locking hole is provided, and the head of the locking material is fitted into the locking hole and locked at the neck as the top flap is expanded .   2. The fixing of the connecting plate and the top flap is characterized in that a locking piece formed by cutting and raising the top flap penetrates a locking window formed in the connecting plate and is bent. The packaging box described.   The box body and the lifting plate are each made by folding up a piece of corrugated cardboard. In addition to the joint plate and the connecting plate, the lifting plate has inner plates via folds at the front and rear ends of the lifting plate. The packaging box according to claim 1, wherein a floor plate that is continuously provided and cut out from the cardboard of the box is laid on the elevating plate.   The packaging box according to claim 1, wherein a concave portion is formed on the top flap of the box so that a finger is hooked when opened.   The inner plate connected to the front end and the rear end of the elevating plate increases the height of either one, and when the top flap is expanded, the larger one protrudes above the upper end of the box. The packaging box according to claim 3, which is configured as described above.

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