JPH0568818U - Cardboard structure - Google Patents

Abstract

(57) [Abstract] [Purpose] Insert the insertion parts of the upper left and right inner flaps into the notches of the upper left and right outer flaps to temporarily seal the corrugated board, and cover the notches with sealing tape at the time of shipping. It prevents the intrusion of dust and dirt from the cut portion. [Structure] Notches 1a and 2a with triangular holes smaller than the sealing tape width on the upper left and right outer flaps 1 and 2 of the corrugated cardboard, and a difference between the cutouts at the approximate center of the upper and left inner flaps 3 and 4 Part
3a and 4a are provided, and the insertion portions 3a and 4a are attached to the cut portions 1a and 2a.
The upper flap is fixed by fitting the above.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a corrugated board structure, and more particularly to a corrugated board structure suitable for temporarily fixing an upper flap of the corrugated board.

[0002]

[Prior art]

 Conventionally, many corrugated board structures having a perspective view shown in FIG. 3 have been provided. In the figure, 11 is an upper left outer flap of cardboard, and 12 is an upper right outer flap. 13 is an upper left inner flap, and 14 is an upper right inner flap. Reference numeral 15 is a side bent portion, and an adhesive is applied to this bent portion 15 and the side flap of the corrugated board is attached as shown in the figure to assemble.

The cardboard configured as described above folds the upper left and right inner flaps 13 and 14 after storing the stored items, and folds the upper left and right outer flaps 11 and 12 from above the upper left and right inner flaps 13 and 14. Then, the ends of the upper left and right outer flaps 11 and 12 were brought into contact with each other, and the joined ends were sealed with tape.

[0004]

[Problems to be solved by the device]

 However, the above-mentioned conventional corrugated board structure allows the upper flap to be bent and fixed when the corrugated board is temporarily stored after storing the contents in the corrugated board and before tape sealing as described above. Since it was not there, the upper flap was upright and it was difficult to stack and store corrugated cardboard.

Further, in order to temporarily fix the upper flap by bending, there is a structure (not shown) in which a part of the upper flap is inserted into a cutout portion provided in the upper flap. After sealing and shipping, there was a drawback that dust and dirt would invade from the above-mentioned removed part.

The present invention has been made in view of the above points, and an object thereof is to solve the drawbacks of the conventional example and to provide a notch portion having triangular holes in the upper left and right outer flaps. This is to provide a corrugated cardboard structure in which the notch is smaller than the width of the sealing tape to prevent dust and dirt from entering.

[0007]

[Means for Solving the Problems]

 The structure of the corrugated board of this invention is that after storing the contents in the corrugated board, the upper left and right inner flaps are bent, the upper left and right outer flaps are bent from above the upper left and right inner flaps, and the ends of the upper left and right outer flaps are joined. However, in the corrugated cardboard structure in which this joint is tape-sealed, the upper left and right outer flaps are cut into a notch having a triangular hole smaller than the tape width, and the upper left and right inner flaps are substantially centered at the ends. An insertion portion is provided, and the insertion portion is fitted into the notch portion to fix the upper flap.

[0008]

[Action]

 According to this invention, the upper left and right outer flaps of the corrugated board are provided with a notch having a triangular hole smaller than the tape width for sealing the corrugated board, and further, the notch is formed in the approximate center of the upper and left inner flap ends of the corrugated board. The stepped ball can be temporarily sealed by providing a bent insertion portion, and fitting the insertion portion into the notch portion to fix the upper left and right outer flaps and the upper left and right inner flaps.

Since the above-mentioned notch has a structure having a triangular hole, it is easy to fit the cut and bent insert into the notch, and the work of temporarily sealing the corrugated board is easy. You can go to

In this way, the temporarily sealed cardboards can be stacked and easily stored. After this storage, shipping processing work of the cardboards is performed, and the insertion part is pulled out from the notch part to formally form the upper left and right parts. Bend the inner flap, fold the upper left and right outer flaps from above the upper left and right inner flaps, join the ends of the upper left and right outer flaps, seal the joints, and ship the cardboard. be able to.

[0012] By the tape sealing, the notches of the triangular holes provided in the upper left and right outer flaps are completely covered with the tape width and sealed, so that dust and dirt are prevented from entering from the notches. To do.

Further, the punched meal of the triangular hole of the cut portion can be easily removed at the time of punching work, and it is possible to eliminate the problem that the punched meal remains inside the corrugated board or becomes difficult to remove.

[0013]

【Example】

 An embodiment of the structure of the cardboard according to the present invention will be described with reference to FIGS. FIG. 1 is a perspective view showing a state where the corrugated board is temporarily assembled and sealed, and FIG. 2 is a development view of the corrugated board.

In the figure, 1 is an upper left outer flap of corrugated cardboard, 2 is an upper right outer flap, and the upper left and right outer flaps 1 and 2 are provided with notches 1a and 2a having triangular holes as shown in the figure. Is forming. 3 is an upper left inner flap, 4 is an upper right inner flap, and the insertion portions 3a, 4a are formed by cutting and bending as shown in the figure at the substantially central portion of the end of the upper left right inner flap 3,4. There is. As shown in the development view of FIG. 2, the two notches 1a and 2a provided at the ends of the upper left and right outer flaps 1 and 2 are the notches of the upper left outer flap 1 and the upper right outer flap 2. When the corrugated board 2a is assembled with the notches 2a, the notches 1a and 2a are formed by aligning them in a straight line to form triangular holes as shown in FIG.

As described above, since the cut portions 1a and 2a are manufactured by pressing the corrugated cardboard die so as to form the triangular holes, the lees in the triangular holes can be easily removed at the time of pressing. After assembly, it is possible to prevent problems such as the corrugated cardboard dregs remaining inside the cardboard.

On the other hand, the insertion parts 3a and 4a of the upper left and right inner flaps 3 and 4 are cut and bent at right angles, and after the step balls are assembled, the insertion parts 3a and 4a are cut into the upper and left outer flaps 1 and 2. It is positioned so as to be fitted into the insertion portions 1a and 2a.

The corrugated board is assembled by sticking the side bent portions 5 of the corrugated board to the inside side corrugated board in the same manner as in the conventional case, and the stored items are stored in the corrugated board thus assembled, and the upper flap 1, When temporarily sealing 2,3,4, the upper left and right outer flaps 1,2 are bent and the ends of the upper left and right outer flaps 1,2 come into contact, and are joined as shown in the perspective view of FIG. The cut portions 1a, 2a of the upper left and right outer flaps 1, 2 can be joined to form the cut portions 1a, 2a having triangular holes on the left and right.

Next, the upper left and right inner flaps 3 and 4 are bent, and the insertion portions 3a and 4a of the upper left and right inner flaps 3 and 4 are fitted into the cut portions 1a and 2a. , 3,4 are fixed and can temporarily seal the corrugated ball. The inserts 3a, 4a can be easily fitted by the triangular holes formed in the cuts 1a, 2a, and the ends of the cuts 1a, 2a press the inserts 3a, 4a. The insertion portions 3a, 4a are firmly fixed.

As described above, the corrugated board is temporarily sealed and stored, but since the corrugated board is completely and temporarily sealed, it is possible to easily stack and store the corrugated board.

After that, when the corrugated board is shipped, and when the corrugated board is finally shipped, the insertion sections 3a and 4a are pulled out from the cut sections 1a and 2a to release the temporary sealing, and conversely inside the upper left and right sides. Bend the flaps 3 and 4 inward and the upper left and right outer flaps 1 and 2 outwards, and seal the joints at the ends of the upper left and right outer flaps 1 and 2 by taping and sealing them (not shown) to complete them. Packing work can be performed when the cardboard is shipped. In this tape seal, since the cuts 1a and 2a provided at the joints of the upper left and right outer flaps 1 and 2 are smaller than the tape width, the cuts 1a and 2a are completely hidden by the tape seal and the cuts are cut. The triangular holes of 1a and 2a can be covered, and it is possible to prevent dust and dirt from entering through the cut portions 1a and 2a.

As described above, in the corrugated board packaging work, the temporary sealing and the final sealing can be easily and definitely performed, and moreover, the stable corrugated packaging can be secured.

[0022]

[Effect of the device]

 As described above, the structure of the corrugated board according to the present invention can be easily and surely temporarily sealed by inserting the insertion portions provided in the upper left and right inner flaps into the notches provided in the upper left and right outer flaps. Therefore, there is an effect that it is possible to stably store and temporarily store the corrugated cardboard in the production process.

Further, since the notches provided on the upper left and right outer flaps form triangular holes, the work of fitting the above-mentioned inserting parts becomes easy, and the inserted inserting parts are hard to come off and are firm. Since the upper flap can be fixed to the above, and the triangular hole of the above-mentioned cut part is manufactured by press working, it is possible to easily remove the punch residue of the cut part and leave unnecessary punch residue inside the corrugated board It is possible to prevent such problems.

[0024] Furthermore, at the time of the final packaging of the cardboard tape sealing, since the notches of the upper and left outer flaps are completely sealed by the tape, dust and dust from the outside can be prevented from entering after the cardboard packaging. There is also an effect that it can be prevented.

Moreover, it has excellent features such as a simple structure and easy implementation because it can be constructed at low cost.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of a corrugated board structure of the present invention.

FIG. 2 is a development view of the cardboard of the present invention.

FIG. 3 is a perspective view showing a conventional corrugated board.

[Explanation of symbols]

 1 Upper left outer flap of cardboard 1a Notch of upper left outer flap 2 Upper right outer flap of cardboard 2a Notch of upper right outer flap 3 Upper left inner flap of cardboard 3a Upper left inner flap insertion part 4 Cardboard Upper right inner flap 4a Insertion part of upper right inner flap 5 Side bend

Claims (1)

[Scope of utility model registration request] 1. After storing the stored items in a cardboard, the upper left and right inner flaps are bent, the upper left and right outer flaps are bent from above the upper left and right inner flaps, and the upper left and right outer flap ends are joined, In a corrugated cardboard structure in which this joint is tape-sealed, a notch having a triangular hole smaller than the tape width in the upper left and right outer flaps and an insertion bent in the substantially central portion of the upper left and right inner flaps And a section, and the insertion section is fitted into the notch section to fix the upper flap.