JP3919987B2 - Cardboard box - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a cardboard box suitable for a returnable box that can be easily assembled and folded, and more particularly to a cardboard box that accommodates clothes in a state of being hung and hung on a hanger.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, a corrugated cardboard box commonly called a hanger box for storing clothes while being hung on a hanger when carrying clothes or moving clothes by a clothing company has been used.
[0003]
FIG. 6 shows an example of a conventionally known hanger box (clothing cardboard box), which has side plates 51, 52, 53, and 54 that are continuous on the folding line, and is caused from a folded state. The box body 50 is automatically formed into a bottomed cylinder shape by overlapping bottom flaps (not shown), and the upper ends of the front and rear side plates 51, 52 are arranged in the front-rear direction via folding lines 55, 55. A front upper lid 56 and a rear upper lid 57 having different widths are integrally formed, and notched recesses 53a and 54a are formed at the center of the upper edges of the left and right side plates 53 and 54, respectively.
[0004]
This hanger box is provided with a synthetic resin-made rack member 60. The rack member 60 includes a flange 61 on which the hanger 59 is suspended and sandwiching grooves 62, 62 formed at both ends thereof. It is comprised from the support parts 63 and 63 which have. In order to mount the 50 rack member 60 on the box body, the side plates of the cutout recesses 53a and 54a of the box body 50 are sandwiched and attached from above by the sandwiching grooves 62 and 62 of the support portions 63 and 63.
[0005]
In the assembled hanger box, a plurality of clothes 63 hung on the hanger 59 are hung on the buttocks 61 and accommodated. Then, the front and rear upper lids 56 and 57 are folded inward so that the outer surfaces of the hanging flaps 56a and 57a provided at the front ends of the front and rear upper lids 56 and 57 are brought into contact with each other to close the lids 56 and 57. The hanging flaps 56b, 56b, 57b, 57b provided on the left and right sides of 57 are bonded with the hook-and-loop fasteners 58, 58 provided on the outer surfaces of the left and right side plates 53, 54 corresponding to the respective hanging flaps 56b, 56b, 57b, 57b. And it seals so that it may not open carelessly, and accommodates and conveys several clothes, without folding.
[0006]
When the conveyance is finished, the frame member 60 is removed from the box body 50 and the box body 50 is also folded. And it is assembled again at the time of conveyance of the next clothes, and is used many times as a returnable box.
[0007]
[Problems to be solved by the invention]
However, in the conventional hanger box, the box body 50 and the rack member 60 are separated and stored and managed separately during storage and transfer in the folded state. Since it is configured to be attached and assembled, it is easy to forget to load the rack member 60 on the work site, and the quantity difference between the rack member 60 and the box body 50 is easily generated, and the management at the work site is troublesome and transported. It was not easy to handle for the workers.
[0008]
Further, since the bridge member 60 formed of synthetic resin is bulky, it requires a storage space different from the box body 50 and is expensive, so it cannot be said that it is economically advantageous.
[0009]
The present invention has been made in view of the above-described problems, and it is an object of the present invention to provide a corrugated cardboard box that can be easily managed during transportation and storage and can be provided at a low price suitable as a returnable box for clothes.
[0010]
[Means for Solving the Problems]
The present invention has front, rear, left and right side plates that are continuous with a fold line, and a front upper lid is connected to the upper end of the front side plate via a fold line, and the rear upper lid is connected to the upper end of the rear side plate via a fold line. In a corrugated cardboard box, a latching groove is provided opposite to the inner center upper end of the left and right side plates, and is connected to the tip of either the front upper lid or the rear upper lid via a bend line. A plate is provided, a shaft portion is formed at a tip portion of the connecting plate, both ends of the rack shaft portion are detachably fitted into the latching grooves, and the rack portion is hung on the left and right side plates. It is characterized by having a configuration, whereby a hanger box that can be conveyed while being hung on a hanger simply by assembling a single cardboard box. After the clothes are transported, they can be folded and reassembled and used as a returnable box for clothes transport multiple times.
[0011]
In addition, the rack shaft portion is formed by winding and bonding a reinforcing tube at the widened portion of the connecting plate, and has the strength to withstand the hanging of a plurality of heavy clothes.
[0012]
Further, by using a paper tube having a rectangular cross section as the reinforcing tube, it is easy to form the rack shaft portion, and a sufficient hook allowance is secured, and strength can be maintained with a low-cost material.
[0013]
DETAILED DESCRIPTION OF THE INVENTION
DESCRIPTION OF EXEMPLARY EMBODIMENTS Hereinafter, preferred embodiments of the invention will be described in detail with reference to the accompanying drawings.
[0014]
1 to 5 show an embodiment of the present invention. The closed cardboard box shown in FIG. 1 is a corrugated cardboard box plate formed by punching with the back side shown in a developed view in FIG. D and a reinforcing tube 25 shown in a perspective view in FIG.
[0015]
The cardboard box has front, rear, left and right side plates 1, 3, 2, and 4 that are continuous with folding lines R1, R2, R3, and R4, and is continuously formed on one side of the front side plate 1 and the right side plate 4 via the folding line R4. The bonded piece 4a is bonded to form a cylindrical shape.
[0016]
The front plate 1 is provided with an inclined fold line R9 that can be bent outward from the upper left corner to the lower right side, and the inclined fold line R9 is continuous with a cut line 35 having a lower end cut from the right edge. It has a hinge function, and an almost right half of the front plate 1 is an inclined lid 1a that can be opened and closed via an inclined folding line R9.
[0017]
The right side edge of the portion of the front plate 1 which becomes the inclined lid 1a is detachably bonded by the adhesive piece 4a and the surface fastener 30a, and the right side edge of the lower front plate 1 is bonded to the adhesive piece 4a. It is adhered with an agent. The inclined lid 1a is used for taking in and out the carrying clothes. In the development of the corrugated cardboard box D shown in FIG. 3 (A), the hook-and-loop fastener 30 shows only one of the hook-and-loop fasteners to be bonded together and the other is omitted.
[0018]
In addition, a gripping hole 36 with a tongue piece formed in a slanted long hole is formed oppositely at substantially the center of the left and right side plates 2, 4.
[0019]
Bottom flaps 5, 7, 6, 8 are integrally connected to lower ends of the front, rear, left, and right side plates 1, 3, 2, 4 via folding lines R5, R7, R6, R8, respectively. The flap 5 and the left-side bottom wrap 6 are bonded to the front-side bottom wrap 5 with a glue margin piece 5a provided via a folding line R10, and the rear-side bottom flap 7 and the right-side bottom flap 8 are folded to the rear-side bottom flap 7. A bottom cover S is formed by bonding with a glue piece 7a provided via R11. The bottom cover S has a well-known structure that is automatically assembled when the folded cardboard box is raised.
[0020]
A front upper lid 10 is connected to the upper end of the front side plate 1 via a folding line R12. The front upper lid 10 is provided with a front front flap 10a and left and right hanging flaps 10b and 10c. A hook-and-loop fastener 30 is bonded to the inner surfaces of the flaps 10b and 10c.
[0021]
Further, support portions 11 and 12 project from the upper end portions of the left and right side plates 2 and 4, respectively, and vertically long latching grooves 13 and 14 that are open to the top face the support portions 11 and 12, respectively. The left and right side plates 2 and 4 are recessed on the central axis.
[0022]
The support portions 11 and 12 are formed by folding the support plates 11a and 12a provided at the upper ends of the left and right side plates 2 and 4 of the corrugated cardboard box D shown in FIG. It is a thing. That is, the support plates 11a and 12a are respectively provided with first long holes 13a and 14a and second long holes 13b and 14b, and the first long holes 13a and 14a are divided into upper and lower halves. Fold the support plates 11a, 12a inward with the line 15, and further fold inwardly with the folding lines R13, R13 to overlap the first long holes 13a, 14a and the second long holes 13b, 14b. Further, they are connected to each other and folded inside by folding lines R14, R14, which are bonded to the upper ends of the left and right side plates 2, 4 with a hook-and-loop fastener 30 or an adhesive.
[0023]
A rear upper lid 20 is connected to the upper end of the rear side plate 3 via a fold line R15. Hanging flaps 20a and 20b are provided on the left and right sides of the rear upper lid 20, and inner surfaces of the left and right hanging flaps 20a and 20b. A hook-and-loop fastener 30 is bonded to the surface. Further, a connecting plate 22 that is bent at a right angle via a folding line R16 and bent into a L-shaped cross section by a sewing machine blade 21 is provided at the tip of the rear upper lid 20, and a connecting plate 22 is provided at the tip of the connecting plate 22. There is provided a rack portion 26 formed by winding and adhering the reinforcing pipe 25 at the widened portion 22a.
[0024]
As shown by a corrugated cardboard box D shown in FIG. 3A, the connecting plate 22 has a widened portion 22a for winding the reinforcing tube 25 at the tip thereof to form the rack shaft portion 26. is doing. In the widened portion 22a, four sewing blade lines 23 are placed at intervals corresponding to the corners of the reinforcing tube 25 so that the reinforcing tube 25 made of a paper tube having a rectangular cross section can be easily wound. The reinforcing tube 25 is wound around the wire.
[0025]
Needless to say, the rack portion 26 may be formed separately from the connecting plate 22 and may be attached to the tip of the connecting plate and detachable using a hook-and-loop fastener (not shown).
[0026]
Both end portions 26 a and 26 b of the rack shaft portion 26 protrude from the distal end portion of the connecting plate 22. The rear upper lid 20 is closed, and both end portions 26a and 26b of the rack shaft portion 26 are removably fitted into the retaining grooves 13 and 14, so that the connecting plate 22 bent over the left and right side plates 2 and 4 is bent. A recessed portion 24 is formed.
[0027]
The recessed portion 24 ensures a sufficient allowance for the hook 39a of the hanger 39 on the rack shaft portion 26, so that clothes can be hung. Further, the front upper lid 10 is fitted with the front flap 10a in the recessed portion 24 and closed in a resilient contact with the connecting plate 22.
[0028]
The reinforcing tube 25 may be made of a synthetic resin. However, considering the problems of economic efficiency, resource recycling, and separation and disposal by material, the cardboard box is preferably a single material as a paper material, and a paper tube is sufficient. It is preferable to use a paper tube because strength can be obtained.
[0029]
Needless to say, the rack portion 22 is not limited to a rectangular cross section, and may be a square, a circle, or an ellipse.
[0030]
In the present embodiment configured as described above, it can be stored in a folded state as in a normal cardboard box. Then, when used, the bottomed cylindrical box is automatically opened from the folded state, and the connecting plate 22 is bent at the folding line R16 and the sewing machine blade line 21 to form an L-shaped cross section. The rear upper lid 20 is folded down at a fold line R15, both ends 12a and 26b of the rack shaft portion 26 are fitted into the latching grooves 13 and 14, the rack shaft portion 26 is spanned, and the upper surface of the connecting plate 22 is opened. The recessed portion 24 is formed, and the left and right flaps 20a, 20b of the rear upper lid 20 are fixed to the left and right side plates 2, 4 with hook-and-loop fasteners 30, 30 (see FIG. 5).
[0031]
To accommodate the transport clothes, the inclined lid 1a of the front side plate 1 is released from being fixed by the hook-and-loop fastener 30, and the inclined lid 1a is bent outward along the inclined folding line R9 so that the front upper lid 10 is opened together with the inclined lid 1a. deep. After the transporting clothes are stored, the inclined lid 1a is closed again and fixed with the hook-and-loop fastener 30, and the front upper lid 10 is folded at the folding line R12 to insert the front flap 10a into the recessed portion 24 and the front upper lid. Ten left and right flaps 10 b and 10 c are fixed to the left and right side plates 2 and 4 with hook-and-loop fasteners 30 and 30.
[0032]
As described above, since the packaging is performed without using the adhesive tape, the cardboard box is less damaged as a returnable box, and can be used many times as a returnable box.
[0033]
【The invention's effect】
The corrugated cardboard box of the present invention implemented in the form as described above has the effects as described below.
[0034]
According to the corrugated cardboard box of the first aspect, the latching groove is provided in the upper center of the inner side of the left and right side plates so as to face each other, and is mounted on the connecting plate that is continuous with the tip of the upper lid of either the front upper lid or the rear upper lid. Since the shaft part is provided, and the hanger is hung on the rack shaft part so that the rack shaft part can be freely fitted in and removed from the latching groove, the rack member is separated from the cardboard box like a conventional hanger box. It is no longer necessary to prepare, and management can be facilitated without the complexity of storage and transportation.
[0035]
According to the corrugated cardboard box according to claim 2, in addition to the above effects, the reinforcing shaft is wound and bonded at the widened portion of the connecting plate to form the rack portion, so that the strength of the rack portion is enhanced, You can hang multiple heavy clothes.
[0036]
According to the corrugated cardboard box according to claim 3, in addition to the above-described effects, a rack with a sufficient hanger for hooking a hanger is secured by using a paper tube having a square cross section as a reinforcing tube. It is possible to form a cardboard box for carrying clothes that is suitable as a returnable box that is easy to form a part and is inexpensive and adapted to resource recycling.
[Brief description of the drawings]
FIG. 1 is a perspective view showing an embodiment of a cardboard box according to the present invention.
2 is a cross-sectional view showing the AA arrow direction of the cardboard box of FIG. 1;
3A is a developed view showing the back surface of the cardboard box of FIG. 1, and FIG. 3B is a perspective view showing a reinforcing tube attached to the cardboard box board.
4 is a perspective view showing a state in which an inclined lid, a front upper plate, and a rear upper lid of the cardboard box of FIG. 1 are opened.
5 is a plan view showing a state in which a front upper lid of the cardboard box in FIG. 1 is opened. FIG.
FIG. 6 is an exploded perspective view showing a conventional example.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Front side plate, 2 Left side plate, 3 Rear side plate, 4 Right side plate, 10 Front upper lid, 13, 14 Latching groove, 20 Rear upper lid, 22 Connection plate, 22a Widening part, 25 Reinforcement pipe, 26 Rack part, 26a, 26b end, R1, R2, R3, R4, R9, R12, R15 fold line,

Claims (3)

It has front, back, left and right side plates that are continuous with a fold line, and a front upper lid is connected to the upper end of the front side plate via a fold line, and a rear upper lid is connected to the upper end of the rear side plate via a fold line. In the corrugated cardboard box, a latching groove is provided opposite to the inner center upper end of the left and right side plates, and a connecting plate is provided via a bend line at the tip of the upper lid of either the front upper lid or the rear upper lid, An overhead shaft portion is formed at the distal end portion of the connecting plate, and both end portions of the overhead shaft portion are detachably fitted into the retaining groove so that the overhead shaft portion is passed over the left and right side plates. Corrugated cardboard box. 2. The cardboard box according to claim 1, wherein the frame portion is formed by winding and adhering a reinforcing tube at the widened portion of the connecting plate. 3. A cardboard box according to claim 2, wherein the reinforcing tube is a paper tube having a square cross section.

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