JP3199630B2 - Cardboard packaging box - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cardboard packaging box for storing electric appliances such as a television receiver.

[0002]

2. Description of the Related Art As a conventional cardboard packaging box, for example, the one shown in FIGS. 9 to 11 is known. Hereinafter, a conventional cardboard packaging box will be described in detail with reference to the drawings (FIGS. 9 to 11).

[0003] In FIGS. 9 and 10, flaps 3 for forming a bottom plate are provided at the lower ends of two sets of opposed side plates 1, 1, 2 and 2.
3, 4 and 4 are connected in series, and two sets of opposed side plates 1, 1, 2, 2
Flaps 5, 5, 6, 6 for forming an upper lid are provided continuously at the upper end of the upper lid. The bottom plate is formed by bending the flaps 3, 3 connected to the lower end of the opposite side plates 1, 1 on the short side at right angles to the opposite side plates 1, 1, and forming the lower side of the flaps 3, 3 on the lower side of the opposite side plate. The flaps 4, 4 connected to the lower ends of the flaps 2, 2 are formed by bending the flaps 4, 4 at right angles to the opposing side plates 2, 2 and overlapping them with a wire or the like. The upper lid is provided with flaps 6, 6 connected to the upper ends of the opposite side plates 2, 2 on the long side.
Are bent at right angles to the opposing side plates 2, 2, and the flaps 5, 5 provided on the upper surfaces of the flaps 6, 6 at the upper ends of the opposing side plates 1, 1 on the short side are formed at right angles to the opposing side plates 1, 1. Claw pieces 5 formed on flaps 5 by bending and overlapping
a, 5a formed in flaps 6, 6 by locking holes 6a, 6a
It is formed by fitting by inserting into. Also,
The one side plate 1 of the short side facing side plates 1 and 1 and the one side plate 2 of the long side facing side plates 2 and 2 are provided with flaps 7 provided on the short side side plate 1 in the vertical direction. Is bent at a right angle to the side plate 1 and overlapped so as to abut on the side plate 2 on the long side, and is fixed with an adhesive or a wire.

[0004] In the case of the cardboard packaging box having such a configuration, as shown in FIG. 11, when removing the stored object 8 stored therein, the claw pieces 5a inserted into the locking holes 6a, 6a, as shown in FIG. 5a is pulled out, the upper flaps 5, 5, 6, and 6 for forming the upper lid are tilted outward, and the upper part of the cardboard packaging box is opened to take out the storage object 8.

[0005]

However, in the above-mentioned conventional cardboard packaging box, in order to take out the storage object 8, the storage object 8 must be lifted above the cardboard packaging box. When the object 8 is a large heavy object such as a television receiver, it is not easy to remove the object.

An object of the present invention is to solve such a problem, and an object of the present invention is to provide a corrugated cardboard box that can be easily taken out even if the object to be stored is a large heavy object.

[0007]

In order to solve this problem, a cardboard packaging box according to the present invention is provided with a bottom plate forming flap connected to the lower end of two sets of opposed side plates and the upper end of the two sets of opposed side plates. A corrugated cardboard packaging box in which upper cover forming flaps are connected in series, wherein a cut tape is attached near the lower end of at least one of the two sets of opposed side plates over the entire length in the horizontal length direction. One side plate on which the tape is mounted and another side plate adjacent to the side plate are detachably connected by a joint member, and the cut tape is pulled to cut open one side plate, remove the joint member, and open the upper lid. The gist is that the package can be unpacked from the side.

Further, in the above-mentioned corrugated cardboard packaging box, the gist is that at least one of the upper side and the lower side of the cut tape is provided with a cut line at regular intervals along the length direction of the cut tape.

A cardboard packaging box comprising a bottom plate forming flap connected to a lower end of two sets of opposed side plates and a top cover forming flap connected to an upper end of the two sets of opposed side plates. A cut line is formed at regular intervals in the vicinity of the lower end of at least one side plate of the opposed side plates over the entire length in the horizontal length direction, and one side plate on which the cut line is formed and another side plate adjacent to the side plate are formed. And the side plate is detachably connected by a joint member, the cut line is cut off, the joint member is removed, and the upper cover is opened to open the package from the side.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An example of a cardboard packaging box according to the present invention will be described below with reference to FIGS. In the figure,
The same reference numerals as those in the conventional example denote the same members and the same structures, and a detailed description thereof will be omitted.

In FIG. 1 and FIG. 2, holes 9 and 9 are formed in a stop flap 7 provided vertically in one short side plate 1 located at one end side in the unfolded state. Holes 9 ′, 9 ′ are also formed on the other long side plate 2 on the other end to which the stopper substitute flap 7 contacts, so as to overlap the holes 9, 9. The holes 9 and 9 are aligned with the holes 9 ′ and 9 ′, and the joint member 10 is passed through the holes 9 and 9 to fix the stopper substitute flap 7 and the one long side plate 2 so that the stopper substitutes. The flap 7 and the one long side plate 2 are fixed.
The joint member 10 has a structure shown in detail in FIG. 3, and can be detached from the holes 9, 9, 9 ', 9' by pinching and pulling a knob 11. As the material, a synthetic resin such as polypropylene is preferable in terms of cost.

In the first embodiment of the present invention, for example, as shown in FIG. 4, one long side plate which can be detachably attached to one short side plate 1 at one end by the joint member 10 is used. In 2, a band-shaped synthetic resin cut tape 12 having a width of about 10 mm is attached to the inner surface near the lower end over the entire length in the horizontal length direction with an adhesive or the like. Reference numeral 13 denotes a cut formed in the side plate 2 so as to sandwich one end 14 of the cut tape 12. Then, the notch 13 is pushed and broken, and the one end 14 of the cut tape 12 is pulled in a direction perpendicular to the side plate 2, whereby the vicinity of the lower end of the side plate 2 can be cut open.

In the present invention, the cut tape 12
As described above, it is sufficient that at least the side plates 2 are provided. However, from the viewpoint of manufacturing, all the side plates 1, 1, 2,
It may be provided near the lower end in the entire circumference surrounded by 2.

In a second embodiment of the present invention, which is an improvement of the first embodiment, for example, as shown in FIG. A large number of cut lines 15 are formed at regular intervals on the upper side of the cut tape 12 by cutting the cut tape 12 obliquely along the length direction of the cut tape 12. Thus, the cut line 1 along the cut tape 12
By providing 5, the breaking force transmitted from the cut tape 12 to the one long side plate 2 at the time of cutting and opening by the cut tape 12 is cut off at the cut line 15, and the package is unpacked in a clean state as shown in FIG. 6. Can be.

In FIG. 5 showing the second embodiment, the cut line 15 is formed only on the upper side of the cut tape 12 along the length direction of the cut tape 12. A similar cut line can be formed on the lower side. The length of each cut line 15, the interval between the cut lines 15, and the like may be appropriately determined in consideration of the thickness of the cardboard, the size of the cardboard box itself, and the like.

Further, in the first and second embodiments, the vicinity of the lower end of the side plate 2 is cut open by the cut tape 12, but in the present invention, as a third embodiment, for example, FIG. As shown in FIG. 7, two perforated cut lines 16 formed at regular intervals are provided in parallel in place of the cut tape 12, and the side plate 2 is similarly formed.
Can be cut open in the vicinity of the lower end. In this case, the end portion between the two parallel cut lines is strongly pushed to break, and then the end portion of the side plate 2 can be cut open by pulling the end portion. The number of perforated cut lines 16 does not necessarily have to be two, and one perforated cut line may be broken to open the side plate 2 or three or more perforated cut lines may be formed. It may be. Further, the perforated cut line 1 according to the present invention.
The cut line referred to as 6 also includes a cut line formed in a zipper shape.

In the case of the corrugated cardboard packaging box having such a configuration, when taking out the object 8 housed therein, as shown in FIG. 8, the claw pieces 5a inserted into the locking holes 6a, 6a, as shown in FIG. 5a is pulled out to open the flaps 5, 5, 6 and 6 for forming the upper lid, and the cut tape 12
By cutting open the vicinity of the lower end of the side plate 2 and removing the joint member 10, the side plate 2 is opened,
From the opened side, even a heavy object 8 such as a television receiver can be easily taken out.

[0018]

According to the present invention, the side plate is cut open by a cut tape or a perforated cut line provided near the lower end of the side plate, and one end of the side plate is connected to another side plate adjacent to the side plate. By releasing the cover and opening the upper lid, the side plate is opened, and even a heavy object such as a television receiver can be easily taken out from the opened side surface.

Further, when the side plate is cut and opened with the cut tape, the side plate can be cut smoothly and with good appearance by forming an oblique cut line with respect to the cut tape.

[Brief description of the drawings]

FIG. 1 is a development view of an example of a cardboard packaging box of the present invention.

FIG. 2 is a perspective view showing an assembled state of an example of the same cardboard packaging box.

FIG. 3 is an enlarged view of a joint member for fixing a side plate of an example of the cardboard packaging box.

FIG. 4 is an enlarged view of a main part of a side plate of the cardboard packaging box according to the first embodiment of the present invention.

FIG. 5 is an enlarged view of a main part of a side plate of a cardboard packaging box in a second embodiment of the present invention.

FIG. 6 is an enlarged view of a main part when a side plate of a cardboard packaging box according to a second embodiment of the present invention is cut open.

FIG. 7 is an enlarged view of a main part of a side plate of a cardboard packaging box according to a third embodiment of the present invention.

FIG. 8 is a perspective view showing a state in which a side plate of the cardboard packaging box is opened horizontally.

FIG. 9 is a development view of a conventional cardboard packaging box.

FIG. 10 is a perspective view showing an assembled state of the cardboard packaging box.

FIG. 11 is a perspective view showing a state at the time of taking out the stored object.

[Explanation of symbols]

 1, 2 side plate 3, 4 flap for forming bottom plate 5, 6 flap for forming top lid 7 flap for fixing 8 stowed object 9, 9 'hole 10 joint member 11 knob 12 cut tape 13 cut 15 cut line 16 perforation Cut line

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-4-114485 (JP, A) JP-A-5-62422 (JP, U) JP-A-5-19121 (JP, U) 170924 (JP, U) Shokai Sho 53-12423 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) B65D 85/68 B65D 5/54 B65D 5/44

Claims (3)

(57) [Claims] 1. A corrugated cardboard packaging box comprising a bottom plate forming flap connected to a lower end of two sets of opposed side plates and a top cover forming flap connected to an upper end of the two sets of opposed side plates.
At least one side plate of the pair of opposing side plates is attached with a cut tape near the lower end over the entire length in the horizontal length direction, one side plate on which the cut tape is attached and another side plate adjacent to this side plate, Characterized by being detachably connected by a joint member, by pulling the cut tape to cut open one side plate, removing the joint member and opening the upper lid, so that the package can be opened from the side. box. 2. A corrugated cardboard packaging box according to claim 1, wherein cut lines are provided at regular intervals along at least one of the upper side and the lower side of the cut tape along the length direction of the cut tape. 3. A corrugated cardboard packaging box comprising a bottom plate forming flap connected to the lower end of two sets of opposed side plates and a top cover forming flap connected to the upper end of the two sets of opposed side plates.
A cut line is formed at regular intervals in the vicinity of the lower end of at least one side plate of the pair of opposed side plates over the entire length in the horizontal length direction, and one side plate on which the cut line is formed and adjacent to the side plate A packaging box made of corrugated cardboard, characterized in that it is detachably connected to another side plate by a joint member, the cut line is cut off, the joint member is removed, and the upper cover is opened to open the package from the side.