JPH0630657Y2 - Box for packaging - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a packaging box for storing products and the like,
In particular, the present invention relates to a structure of a packaging box body which is formed by cutting cardboard such as corrugated board into a predetermined shape.

[Prior Art] As a packaging box for storing products etc. inside, as shown in, for example, Japanese Utility Model Publication No. 2-4045, a cardboard or other cardboard is often cut and assembled into a predetermined shape. There is. Further, in such a packaging box, it is generally found that a handle flap is provided on the upper part of the box so that it can be carried in a hand.

[Problems to be Solved by the Invention] However, most of the conventional packaging boxes described above are of a type in which the upper part of the box to which the handle flap is attached is opened and a stored item is put therein. Therefore, when storing easily fragile items such as cakes, store them from the open part opened above the box, but store them without damaging the cake. In order to do so, it requires a certain amount of attention, and it has a problem that it is difficult to store.

In addition, as a packaging box for storing cakes and the like, there is also often used a box in which a bottom plate and an upper part are separated, the cake is placed on the bottom plate, and then the upper part of the box is attached. However, such a packaging box has a problem that the bottom plate and the top are easily detached when the handle is attached to the top of the box and carried.

Therefore, in the present invention, in view of the above-mentioned problems of the prior art,
(EN) It is possible to provide a packaging box body in which a bottom plate does not come off from an upper part, and it is possible to convey stored items safely and securely, and to store easily fragile stored items inside. To aim.

[Means for Solving the Problems] That is, the above-mentioned object of the present invention is that the end face panel, the side face panel and the top face panel which are fixed orthogonally to each other are separated from each other at both sides at the center of the box body, and the bottom face Both sides of the panel are connected to each other at the central portion thereof, and the upper side of the box body is opened in both directions with the central portion of the bottom panel as a fulcrum, and the upper surface of the box body is opened. On both sides of the bottom panel of
A box for packaging characterized in that it is fixed orthogonally to side panels and end panels on both sides of the box body, and a bottom plate separate from the box body is placed on the central portion of the bottom panel. Achieved by

Further, the above object of the present invention is achieved by a packaging box body characterized in that, in the packaging box body, a handle flap is projected upward from upper surface panels of the both side portions of the box body. .

[Operation] In the packaging box body according to the present invention, both side portions of the bottom panel connected to each other in the central portion are fixed to the side panel and the end panel of both side portions of the box body in an orthogonal manner, and the bottom panel is also provided. Since the bottom plate separate from the box body was placed on the center part of the box, rotate both sides of the box body with the center part of the bottom panel as the fulcrum, and open the box from the center upper part. With the rotation of, both sides of the bottom panel gradually stand up. Therefore, the bottom plate placed on the central portion of the bottom panel is lifted upward. Conversely, rotating both sides of the box body around the center of the bottom panel as a fulcrum to close the box, both sides of the bottom panel gradually fall as the end panel and side panel rotate. . Therefore, the bottom plate placed on the central portion of the bottom panel is lowered. In this way, the bottom plate naturally moves up and down as the box body opens and closes.

Further, since this bottom plate is mounted on the bottom panel of the box body, it does not come off from the packaging box body and the contents stored therein do not escape from the box.

[Embodiments] Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIGS. 3 (a) and 3 (b) attached herewith show a developed view of a packaging box according to an embodiment of the present invention. This packaging box comprises a box body 10 shown in FIG. 3 (a) and a bottom plate 20 shown in FIG. 3 (b).

As shown in FIG. 3 (a), the box body 10 has a central portion 11
With the bottom panel 11 consisting of a and both sides 11b and 11b on both sides as a center, the end panels 12 and 12 and the top panels 13 and 13 are symmetrically sequentially connected to each other through a fold line indicated by a chain double-dashed line. There is. In addition, this top panel 13
A handle flap 14 is formed so as to project at the center of the. Further, side panels 15, 15 are extended on both sides of the top panel 13 via folding lines.
Insertion flaps 16 and 16 are provided on the sides of 5 and 15 in a protruding manner.

In FIG. 3 (a), reference numeral 17 is the bottom panel 1.
1 shows a bottom plate fixing flap formed so as to project on both sides of the central portion 11a of FIG. Further, reference numeral 18 is a recess into which the handle flap 14 is inserted and fixed, and reference numeral 19,
Reference numeral 19 denotes an insertion slit into which the insertion flap 16 is inserted.

On the other hand, as shown in FIG. 3 (b), edge portions 21, 21 ... Are formed in the peripheral portion of the bottom plate 20 and are bent along the chain double-dashed line. Reference numerals 22, 22 ... In the drawings are insertion flaps, and reference numerals 23, 23 are insertion insertions of the bottom plate 20 with the bottom plate fixing flaps 17, 17 of the box body 10 shown in FIG. 3 (a). It is a notch for making.
Reference numerals 24, 24 ... Are insertion flaps, and reference numeral 2
Reference numerals 5, 25, ... Are slits for inserting the insertion flaps 24, 24.

3 (a) and 3 (b) above in FIGS. 4 (a) and 4 (b).
The box body 10 and the bottom plate 20 shown in FIG. That is, in the box body 10, the upper panel 13, the side panel 12, and the end panels 15 and 15 which are orthogonally fixed to each other are separated from the center of the box body 10, and both side portions 1
It consists of 0 'and 10'. That is, FIG. 3 (a)
All of the fold lines shown in Fig. 2 are inwardly folded at right angles except for the fold lines on both sides of the central portion 11a of the bottom panel 11, and the insertion flaps 16 and 16 are inserted into the slits 19 and 19 so that the top panel 13 on both sides The panel 12 and the end panels 15, 15 are orthogonally fixed to each other, and a pair of half-divided side portions 10 ′, 10 ′ whose central portions are opposed to each other are formed. Only the bottom panels 11b, 11b of the both side portions 10 'are connected to the central portion 11a via a fold line which is a mountain fold in FIG. 3 (a).
The bottom panels 11b, 11b are also fixed orthogonally to the side panels 12 and the end panels 15, 15 on both sides by inserting the insertion flaps 16, 16 into the slits 19, 19.

On the other hand, the bottom plate 20 has peripheral edges 21, 21 ...
Is bent upward and the insertion flaps 24, 24 are inserted into the insertion slits 25, 25, whereby the edges 21, 21, ... Are fixed.

As shown in FIG. 2, the bottom plate 20 is fixed inside the box body 10. Both sides 10 ', 10' of the box body 10
Are connected to each other at a central portion 11a of the bottom panel 11, and the central portion 11a has a bottom panel 11
Only both side parts 11b, 11b are connected. Therefore, with the central portion 11a of the bottom panel 11 as a fulcrum,
By opening both side portions 10 ', 10' of the box body 10 in both directions (in the direction of the arrow in the figure), the central portion can be opened. At the same time, the central portion 11 of the bottom panel 11 is
The bottom plate 20 is placed on a, and the bottom plate fixing flap 1 is provided.
It is fixed by 7 and 17.

In the box assembled in this way, both side portions 10 ', 1'of the box body 10 with the central portion 11a of the bottom panel 11 as a fulcrum.
When 0 ′ is rotated to open the box from the upper center, the bottom panel 11 is rotated along with the rotation of the end panel 15 and the side panel 12.
Both side parts 11b, 11b gradually stand up. For this reason,
Bottom plate 2 placed on the central portion 11a of the bottom panel 11
0 is raised upwards. On the contrary, by rotating both side portions 10 ', 10' of the box body 10 with the central portion 11a of the bottom panel 11 as a fulcrum and closing the box, the end panel 15 and the side panel 12 rotate. As a result, both side portions 11b, 11b of the bottom panel 11 gradually fall.
Therefore, the bottom plate 10 placed on the central portion 11a of the bottom panel 11 is lowered downward. Therefore, even a fragile object such as a cake can be easily accommodated inside without damaging it. After the box is closed, the handle flaps 14 are inserted into the opposed recesses 18, 18 to be inserted and fixed, and at the same time, both flaps 14, 1 are
Make it possible to stack 4 and hold it in your hand.

[Effects of the Invention] As is clear from the above description, according to the packaging box body of the present invention, the bottom plate automatically moves up and down at the same time when the box is opened and closed, so that even fragile items can be damaged. Without it, it becomes possible to store and take it out easily and easily.

[Brief description of drawings]

FIG. 1 is a perspective view showing a characteristic of the packaging box body according to the present invention when opened, and FIG. 2 is a developed perspective view showing an internal structure of the packaging box body according to the present invention. 3 (a) and 3 (b) are development views of corrugated cardboard cut out to assemble the packaging box, and FIGS. 4 (a) and 4 (b).
[Fig. 4] is a perspective view showing a state in which the cut-out corrugated cardboard is assembled. 10 ... Box main body, 11 ... Bottom panel, 11a ... Center part, 11b ... Both sides, 12 ... End face panel, 13 ...
Top panel, 14 ... Handle flap, 15 ... Side panel, 16 ... Insert flap, 17 ... Bottom plate fixing flap, 18 ... Recess, 19 ... Insert slit, 20 ...
… Bottom plate, 21 …… Edge, 22 …… Insert flap, 23
...... Notch, 24 ...... Insert flap, 25 ...... Insert slit

Claims (2)

[Scope of utility model registration request] 1. An end face panel, a side face panel and a top face panel, which are fixed orthogonally to each other, are separated from each other at both sides at a center of a box body, and both sides of a bottom face panel are connected to each other at a center thereof. In the packaging box body in which the upper surface of the box body is opened by opening the both side portions of the box body in both directions with the center portion of the bottom panel as a fulcrum, the both side portions of the bottom panel of the box body are located on both side portions of the box body. And a bottom plate which is fixed to the side panel and the end panel orthogonally to each other and has a bottom plate separate from the box body on the central portion of the bottom panel. 2. The packaging box body according to claim 1 of the utility model registration claim, characterized in that a handle flap is projected upward from upper surface panels of both side portions of the box body.