JP2003246318A - Packaging box for inner case - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a packaging box for inner cases, having a structure which enables the inner cases to be easily taken out of the box, and capable of maintaining the shape of the box to contain the remaining inner cases by employing such a structure even after some inner cases are taken out. <P>SOLUTION: The packaging box 1 is constituted of four side sheets 3, 5, 7 and 9, a bottom sheet 11, and openable top sheets 15. A stripe push part 19 is formed at a position spaced apart a predetermined distance from an upper side 17 of at least one side sheet 3 in substantially parallel with the upper side 17, and perforations 27 are formed along lines connecting both ends 23 of the stripe push part 19 and both ends 25 of an upper side of the side sheet 3 on which the stripe push part is formed. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a packaging box for accommodating a plurality of inner boxes accommodating light-shielding materials and the like.

[0002]

2. Description of the Related Art In order to transport and store inner boxes containing light-shielding materials and the like, a packaging box for accommodating a plurality of these inner boxes is used. In such a packaging box, the inner box is designed to be housed in the packaging box without any gap so that the inner box does not rattle. Therefore, when the inner box to be used first is taken out from the packaging box, there is no space for inserting a finger to take out the inner box, and it is difficult to take out the inner box.

[0003] In order to solve such a problem, for example, Registered Utility Model No. 3058552 proposes a packaging box whose side surface can be opened. That is, as shown in FIG. 4, both side surfaces 103, 1 of a cardboard box 101, which is a packaging box,
Perforations 105 extending vertically in the left and right directions
And a perforation 107 that extends obliquely from the upper end of the perforation 105, and tears the side surface 103 outward with the flap 109 open, thereby forming the perforation 10
7 and 105 are cut so that the cardboard box 101 can be opened in a substantially flat state.

However, such a cardboard box 101 cannot be reassembled into the shape of the original box once the perforations 107 and 105 are cut. Therefore, the first inner box is taken out. After that, the remaining inner box could not be stored in the cardboard box 101.

[0005]

Therefore, the present invention has a structure that makes it easier to take out the inner box to be used first, and maintains the shape of the box even after taking out the inner box using such a structure. It is an object of the present invention to provide an inner box packaging box that can accommodate the remaining inner box.

[0006]

Means for Solving the Problems As a result of intensive studies, the inventors of the present invention found that an inner box packaging box can be provided which is suitable for the purpose by forming a ridge press and a perforation at a predetermined position. Has reached the present invention. That is, the inner box packaging box of the present invention is a packaging box composed of four side plates, a bottom plate, and an openable top plate, and at least one of the side plates has an upper side at a certain distance from the upper side. The muscle pushing portion is formed substantially in parallel, and perforations are formed along a line connecting both ends of the muscle pushing portion and upper ends of the side plate on which the muscle pushing portion is formed. is there.

In the above invention, the muscle pushing portion and the perforation may be formed on two side plates facing each other. The angle between the perforation and the upper side of the side plate is 4
The angle is preferably 5 degrees to 75 degrees, and more preferably 60 degrees. Further, the muscle pushing portion may be subjected to muscle pushing processing from both sides of the side plate. Further, the position separated from the upper side of the side plate by a predetermined distance may be located at a distance of 1/10 to 3/10 from the height of the side plate.

Another inner packaging box of the present invention is a packaging box comprising four side plates, a bottom plate, and a releasable top plate. The sewing machine is formed with a muscular pushing portion that extends diagonally to a position apart from the upper side by a certain distance, and the sewing machine along a line connecting the lower end of the muscular pushing section and the other end of the upper side of the side plate on which the muscular pushing section is formed. It is characterized in that eyes are formed.

In the other inner packaging box, the muscle pushing portion and the perforation may be formed on two side plates facing each other. The angle between the perforation and the upper side of the side plate is preferably 45 to 75 degrees, and 60
More preferably, the degree is. Further, the muscle pushing portion may be subjected to muscle pushing processing from both sides of the side plate. Further, the position separated from the upper side of the side plate by a predetermined distance may be located at a distance of 1/10 to 3/10 from the height of the side plate.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION The inner box packaging box of the present invention will be described in detail below. In addition, in this specification, "-" is used in the meaning including the numerical values described before and after it as the lower limit and the upper limit.

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing an inner box packaging box 1 according to the present invention. The inner box packaging box 1 is entirely made of cardboard, and has four side plates 3, 5, 7, 9 and a bottom plate 1.
It is composed of 1 and 4 flaps 13. The top plate 15 (see FIG. 2) is formed by closing the four flaps 13.
(See (a)) is formed.

Of the four side plates, the side plate 3 is pushed in parallel with the upper side 17 at a position separated from the upper side 17 of the side plate 3 by a distance of about 2/10 of the height H of the side plate 3. The part 19 is formed. The length of the muscle pushing portion 19 is shorter than the length of the upper side 17 of the side plate 3, and both ends 23 of the muscle pushing portion 19 are located inside the side edge 21 of the side plate 3. Muscle pusher 19
Is a pre-pressed indented part so that the corrugated cardboard can be easily bent at that position, and this applies a muscle pusher made of an elongated and rigid material to the intended position,
It can be formed by pressing against a corrugated board. Such a streak process may be performed only on one side (particularly the front side) of the corrugated board, or may be performed on both sides of the corrugated board at the same position.

Further, perforations 27 are formed along a line connecting both ends 23 of the muscle pushing portion 19 and both ends 25 of the upper side 17 of the side plate 3 on which the muscle pushing portion 19 is formed. The breaking strength of the perforations 27 can be easily cut by pulling the flap 13 connected to the side plate 3 to the front, but it is easy to cut under normal circumstances such as transportation and stacked storage. It does not break. Considering the necessity of maintaining a large strength against the compressive load applied when the packaging boxes 1 are stacked, the perforation 27 and the upper side 17 of the side plate 3 are considered.
It is desirable that the angle α formed by and is large. However, considering the ease of opening and closing, the angle α should not be too large. In the present invention, the angle α is preferably 45 degrees to 75 degrees, and particularly preferably 60 degrees.

When the inner box 29 is taken out from the inner box packaging box 1 of the above-mentioned embodiment, first, the four flaps 13 are removed from the packaging state shown in FIG. 2 (a) as shown in FIG. 2 (b). Open upwards. Next, as shown in FIG. 2C, the flap 13 connected to the side plate 3 is pulled in the direction of the arrow 14, the perforation 27 is broken, and the muscle pushing portion 19 is bent outward.

As a result, the open portion 31 is formed on the upper portion of the side plate 3, so that the inner box 29 can be hooked with a finger and pulled out upward. After taking out one inner box 29, the remaining inner boxes 29 can be stored by closing the four flaps 13 again as shown in FIG. In the above embodiment, the perforations 27 and the muscle pushing portion 19 are formed only on the side plate 3, but the side plate 7 facing the side plate 3 is also provided with the perforations and the muscle pushing portion in the same manner as the side plate 3. , Inner box 2 from either side 3 or 7
You may make it easy to take out 9.

Next, another embodiment of the inner box packaging box 1 of the present invention will be described with reference to FIG. In the present embodiment, the perforation 27 and the muscle pushing portion 19 on the side plate 3 are provided.
The method of forming and is different from that of the above embodiment. That is, the muscle pushing portion 19 is formed so as to extend in an oblique direction from one end of the upper side 17 of the side plate 3 to a position P that is separated from the upper side 17 of the side plate 3 by a certain distance, and the lower end P of the muscle pushing portion 19 and the side plate 3. Perforations 27 are formed along a line connecting the other end of the upper side 17.

Also in this embodiment, the angle α formed by the perforations 27 and the upper side 17 of the side plate 3 is preferably 45 to 75 degrees, and more preferably 60 degrees. Further, the muscle pushing process for forming the muscle pushing portion 19 may be performed on only one side of the side plate 3 or may be performed on both sides at the same position.

At the point P where the perforation 27 and the muscle pushing portion 19 intersect, the angle α between the perforation 27 and the upper side 17 of the side plate 3 is 45 to 75 degrees as described above, and the point P is From the upper side 17 of the side plate 3 to the height of the side plate 3 from the top 10
It is preferable to determine the distance from 1/10 to 3/10. Also in this embodiment, in addition to the side plate 3,
The same perforation 27 and the muscle pushing portion 19 can be formed on the side plate 7 facing this.

Inner box packaging box 1 to inner box 2 of the present embodiment
When taking out 9, the four flaps 13 are first opened upward from the packaging state shown in FIG. And Figure 3
As shown in (b), the flap 1 connected to the side plate 3
3 is pulled in the direction of the arrow 33 to break the perforation 27 and bent outward at the muscle pushing portion 19. As a result, the open portion 31 is formed in the upper portion of the side plate 3, so that the inner box 29 can be hooked with a finger and pulled out upward. After taking out one inner box 29, the remaining inner boxes 29 can be stored by closing the four flaps 13 again in the state shown in FIG.

According to the invention of claim 1 or 7,
After breaking along the perforation, bending it outward with the muscle pushing part forms an open part above the side plate, so you can easily hang your finger on the side of the inner box from this open part You can take out the inner box. Further, after taking out the first inner box, the remaining inner boxes can be stored in the packaging box by closing the four flaps as before. If the muscle pushing portion and the perforation are formed on the two side plates facing each other, the inner box can be easily taken out from either side plate side, which is more convenient. Moreover, the angle between the perforation and the upper side of the side plate is 45 degrees or more.
By setting it to 75 degrees, more preferably 60 degrees, it is possible to increase the strength against the compressive load applied to the packaging boxes when the packaging boxes are stacked in multiple stages.

Further, if the squeezing processing at the squeezing portion is performed from both sides of the side plate, it is possible to easily bend the perforations to the outside after the break. Further, by forming the muscular pushing portion or the lower end of the muscular pushing portion at a distance of 1/10 to 3/10 from the height of the side plate, the area of the side plate at the portion broken at the perforation is relatively small. Therefore, the packaging box can be easily assembled in order to store the remaining inner box, and the load capacity and other strength of the reassembled packaging box can be maintained above a certain level.

The inner box packaging box of the present invention can be used to store an inner box containing various materials. In particular, it is preferably used for accommodating an inner box containing a medical sheet-shaped material, such as a photographic light-sensitive material or a heat-developable light-sensitive material, which requires light-shielding, and in which a large weight per one inner-box package be able to.

Although the inner box packaging box of the present invention has been described above with reference to the preferred embodiments, the inner box packaging box of the present invention should not be construed as limited by the above-mentioned preferred embodiments. Absent. Modifications such as design changes and material changes that are made without departing from the spirit of the present invention are construed as utilizing the present invention.

[0024]

The packaging box for an inner box of the present invention has a structure that makes it easy to take out the inner box, and the shape of the box can be maintained even after the inner box is taken out by using such a structure. It can hold the remaining inner box.

[Brief description of drawings]

FIG. 1 is a perspective view showing a state of taking out a first inner box from the inner box packaging box of the present invention.

FIG. 2 (a) is a perspective view showing a state in which a plurality of inner boxes are packed by the inner box packaging box of the present invention, and FIG. 2 (b) is a perspective view showing a state in which the flaps of the inner box packaging box are opened. It is a figure and (c) is a perspective view showing the state cut along perforations in order to take out the first inner box.

FIG. 3 is a perspective view showing another embodiment of the inner box packaging box of the present invention.

FIG. 4 is a perspective view showing a conventional inner box packaging box.

[Explanation of symbols]

1 Inner box packaging box 3, 5, 7, 9 Side plate 11 bottom plate 13 flaps 14 arrows 15 Top plate 17 Upper side of side plate 19 Muscle push part 21 Side of the side plate 23 Both ends of muscle pushing part 25 Both ends of the upper side of the side plate 27 Perforations 29 inner box 31 Open section 33 arrows

Claims (12)

[Claims] 1. A packaging box comprising four side plates, a bottom plate, and a releasable top plate, wherein at least one of the side plates is spaced apart from the upper side by a certain distance and is substantially parallel to the upper side. And a perforation is formed along a line connecting both ends of the muscle pressing portion and both ends of the upper side of the side plate on which the muscle pressing portion is formed. 2. The inner box packaging box according to claim 1, wherein the muscle pushing portion and the perforation are formed on two side plates facing each other. 3. The inner box packaging box according to claim 1, wherein an angle formed by the perforation and the upper side of the side plate is 45 degrees to 75 degrees. 4. The inner box packaging box according to claim 3, wherein an angle formed by the perforation and the upper side of the side plate is 60 degrees. 5. The inner box packaging box according to claim 1, wherein the muscle pushing portion is subjected to a muscle pushing treatment from both sides of the side plate. 6. The position of a predetermined distance from the upper side of the side plate is located at a distance of 1/10 to 3/10 from the height of the side plate. A packaging box for an inner box according to any one of items. 7. A packaging box comprising four side plates, a bottom plate, and a releasable top plate, in an oblique direction from one end of the upper side of at least one of the side plates to a position apart from the upper side of the side plate by a predetermined distance. And a perforation is formed along a line connecting the lower end of the muscle pushing part and the other end of the upper side of the side plate on which the muscle pushing part is formed. Inner box packaging box. 8. The inner box packaging box according to claim 7, wherein the muscle pushing portion and the perforation are formed on two side plates facing each other. 9. The inner box packaging box according to claim 7, wherein the perforation and the upper side of the side plate form an angle of 45 to 75 degrees. 10. The inner box packaging box according to claim 9, wherein an angle formed by the perforations and the upper side of the side plate is 60 degrees. 11. The muscle pushing portion is subjected to muscle pushing processing from both sides of the side plate.
A packaging box for an inner box according to any one of 0. 12. The position apart from the upper side of the side plate by a predetermined distance is from 1/10 to 3/10 of the height of the side plate.
The inner box packaging box according to any one of claims 7 to 11, wherein the inner box packaging box is located at a distance of.