JPH09169384A - Packaging device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a packaging device made of corrugated board, which is prevented from being spoiled in appearance and being damaged, by preventing folded parts from concentrating at a point in a corner and the corner from crinkling. SOLUTION: This packaging device has a square pipe main body 1 and first and second flaps 1d and 1g that are opposite to each other are provided in openings on both sides. A product 3 of an air conditioner is held by cushioning materials 2 from both ends and contained in the main body 1, and the main body 1 is tied with bands 4. Cuts (a) are made at the corners where the bases of the first and second flaps 1d and 1g intersect top and bottom panels 1e and 1a and front and rear panels 1c and 1f.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cardboard packing device for packing products such as air conditioners, and more particularly, to prevent bent portions from being concentrated at one corner. The present invention relates to a structure in which wrinkles formed at the corners are prevented from damaging or damaging the appearance.

[0002]

2. Description of the Related Art A conventional cardboard packing device for packing products such as air conditioners is shown in FIG.
As shown in FIG. 2 (B) and FIG. 2 (C), a rectangular lower surface 1a having a joint surface 1b extending by providing a fold line 1h on one side in the longitudinal direction is formed, and another rectangular lower surface 1a is formed. First flap that extends from side 1i and stands up with folds 1m on both sides
The front surface 1c having 1d is formed, and the tip 1j of the front surface 1c is extended to form a bent upper surface 1e that is parallel to the lower surface 1a, and the tip 1k of the same upper surface 1e is extended to be bent, Creases on both sides
The front face 1c having a second flap 1g extending 1 m
A rear surface (rear surface) 1f parallel to the rear surface (rear surface) 1f, and the rear surface (rear surface) 1f is joined to the joint surface 1b with a stapler or the like to form the lower surface, 1a, the front surface 1c, the upper surface 1e, and the rear surface (rear surface) 1f. Is formed into a rectangular tubular accommodating portion, and the accommodating portion accommodates a product 3 such as an air conditioner whose both ends are held by a cushioning material 2 having a grip portion 2a. The first flap 1d and the second flap 1g are brought into contact with each other, the first flap 1d and the second flap 1g, the front surface 1c and the rear surface (rear surface) 1f.
It was a structure in which the band 4 was hung on and and packed.

However, the main body 1 of the packing device made of corrugated cardboard having the above-mentioned structure stores the product 3 in the rectangular cylindrical storage portion and bends the first flap 1d and the second flap 1g to form the product. When abutting against the outer surfaces of both the cushioning materials 2 and packing with the band 4, the both sides of the fold line 1m provided at the base end portions of the first flap 1d and the second flap 1g and the lower surface 1a and The bent parts are concentrated in the corners that intersect with the upper surface 1e, and the corners are pressed and wrinkles a are generated in the vicinity of the corners, impairing the appearance. There has been a problem that the main body 1 is damaged due to the wrinkles a generated near the portion.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and prevents a bent portion from concentrating on one point of a corner portion and forms a wrinkle on the corner portion. It is an object of the present invention to provide a cardboard packing device that prevents the occurrence of damage and prevents damage to the appearance and damage.

[0005]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and is provided with a first flap and a second flap facing each other at openings on both sides, and is bent into a rectangular tube shape. In a packing device in which a product such as an air conditioner whose both ends are held by a cushioning material is housed in a formed main body and fastened with a band and packed, both sides of a base end portion of the first flap and the second flap. And a notch is provided at a corner portion which is an intersection of the upper and lower surfaces and the front and rear surfaces of the main body which face each other.

Further, the notch portion is formed in a substantially triangular shape on the upper surface and the lower surface of the corner portion. Further, the substantially triangular portion and each corner portion which is an intersection of the upper and lower surfaces and the front and rear surfaces are formed in an arc shape or a U shape extending inward.

Further, a plurality of parallel fold lines are provided near the base end portions of the first flap and the second flap.

[0008]

[Function] With the above-mentioned structure, the bent portion is not concentrated at one point of the corner, wrinkles do not occur at the corner, and the appearance is not damaged or damaged. It becomes a cardboard packing device that can be prevented.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment according to the present invention will be described below in detail with reference to the drawings. 1 (A), FIG. 1 (B), and FIG.
In (C), reference numeral 1 is a main body of a packing device made of a corrugated cardboard and having a rectangular tube shape for housing and packing products such as an air conditioner described later. Reference numeral 2 is a cushioning material made of styrofoam, which is provided with a grip portion 2a and holds both ends of a product to be described later, and is housed and packed in the main body 1. 3
Is a product such as an air conditioner whose both ends are held by the both cushioning materials 2 and is housed and packed in the main body 1. Reference numeral 4 denotes a band for accommodating and packing the product 3 in the main body 1. The band 4 is hung on the main body 1 and fastened so that the product 3 can be accurately packed.

Next, the structure of the main body 1 formed in a rectangular tube shape will be described in detail. Reference numeral 1a denotes a lower surface which is formed in a rectangular shape and has a joint surface 1b extending by providing a fold line 1h on one side in the longitudinal direction. 1c has a first flap 1d that extends from the other side 1i of the lower surface 1a and stands up, and has a plurality of folds 1m and 1n adjacent to both sides and extends, and has a rectangular front surface 1c. is there. By providing the plurality of folds 1m and 1n, when folding both the first flaps 1d, the same bent portion is bent at an obtuse angle in two steps, whereby the bent portion is at one point. Since the structure is such that it is not concentrated, wrinkles are less likely to occur at the bent portion, the appearance is not impaired, and damage is less likely to occur. The other side 1i of the lower surface 1a
Is a fold line for bending the front surface 1c to stand it up.

Reference numeral 1e designates an upper surface formed in parallel with the lower surface 1a by extending and bending the tip 1j of the front surface 1c. In addition,
The front end 1j of the front surface 1c is a fold line for bending the upper surface 1e.

1f has a second flap 1g which extends and bends a tip 1k of the upper surface 1e and has a plurality of folds 1m and 1n adjacent to both sides thereof and extends in parallel with the front surface 1c. It is the rear surface (rear surface) formed. By providing the plurality of folds 1m and 1n, as in the case of folding the first flap 1d, when folding both the second flaps 1g, the same bent portion can be bent in an obtuse angle in two steps. As a result, the structure is designed so that the bent parts are not concentrated at one point.Therefore, wrinkles are less likely to occur at the bent parts, and the appearance is not impaired. It has a difficult structure. The tip 1k of the upper surface 1e is a fold line for bending the rear surface (back surface) 1f.

With the above structure, the fold line 1h and the fold line
1i, the folds 1j, and the folds 1k are sequentially bent, and the joint surface 1b is joined to the rear surface (back surface) 1f by a stapler or the like to form an accommodating portion having a rectangular tubular shape in the main body 1, The product 3 held by the both cushioning materials 2 in the same housing portion
It becomes the structure that can accommodate.

A is both sides of the base ends of the first flaps 1d and the second flaps 1g, and the lower surface 1a and the upper surface 1e.
It is a notch provided at a corner portion which is an intersection point with. The notch a is defined by the lower surface 1a and the upper surface 1e of the corner portion.
In addition, the product 3 is accommodated in the accommodating portion of the main body 1 and the outer surface of the cushioning material 2 is provided with the linear portion 1o. When the first flap 1d and the both second flaps 1g are bent and brought into contact with each other, and then the main body 1 is fastened and packed by the band 4, the bases of the both first flaps 1d and the both second flaps 1g Both sides of the plurality of folds 1m and 1n provided at the end and a structure in which the bent portions are not concentrated at the corners that are the intersections of the lower surface 1a and the upper surface 1e,
Since the corners are not pressed, there are wrinkles near the corners.
Will not occur and the appearance will not be impaired.
The problem of damaging the body 1 due to wrinkles near the corners is eliminated.

Further, the notch portion a is a circular arc shape 1p or an inwardly extending U-shape at each corner portion which is an intersection of the joining surface 1a, the front surface 1c, the upper surface 1e and the rear surface (rear surface) 1f. By forming the shape 1p, the strength of the cutout portion a can be increased, and the main body 1 is less likely to be damaged.

With the above configuration, FIG. 1A and FIG.
As shown in (B) and FIG. 1 (C), the joint surface 1b is joined to the rear surface (back surface) 1f, and the main body 1 is formed into a rectangular tube shape to form the accommodating portion. The product 3 whose both ends are held by the both cushioning materials 2, the first flaps 1d and the second flaps 1g are brought into contact with the outer surfaces of the cushioning materials 2, and the body 1 is covered with the band. 4 and the above-mentioned 1st flap 1d and both said 2nd flaps when packed.
Both sides of the plurality of folds 1m and 1n provided at the base end portion of 1g, and the structure in which the bent portions are not concentrated at the corners that are the intersections of the lower surface 1a and the upper surface 1e, Since the corner portion is not pressed, wrinkles do not occur in the vicinity of the corner portion so that the appearance is not impaired, and the wrinkle near the corner portion causes the main body 1 to be damaged. The packaging device is designed so that it can be prevented from being damaged.

[0017]

As described above, in the structure of the packing apparatus according to the present invention, the bent portions are prevented from concentrating on one point of the corners, and wrinkles are generated at the corners. The cardboard packaging device is a cardboard packaging device that is configured so as not to damage the appearance and prevent damage to the appearance.

[Brief description of the drawings]

FIG. 1 is an explanatory view of a packing device according to the present invention, (A) is a perspective view showing an external appearance, (B) is an enlarged view of a portion A shown in (A), and (C) is a packing device main body. FIG.

2A and 2B are explanatory views of a packing device according to a conventional example, FIG. 2A is a perspective view showing an appearance, FIG. 2B is an enlarged view of an A portion shown in FIG. 2A, and FIG. FIG.

[Explanation of symbols]

 1 Packing device body 1a Lower surface 1b Joining surface 1c Front surface 1d First flap 1e Upper surface 1f Rear surface (rear surface) 1g Second flap 1h, 1i, 1j, 1k, 1m, 1n Fold a Cutout 1o Cutout 1p Cutout 1p Cutout Arcuate part or U-shaped part 2 Buffer material 2a Handle part 3 Product 4 Band

Claims (4)

[Claims] 1. A product such as an air conditioner having both ends held by cushioning materials in a main body formed by bending a square tube shape with a first flap and a second flap facing each other at openings on both sides. In a packing device that is housed, fastened by a band, and packed, a corner portion that is an intersection of the base end sides of the first flap and the second flap and the opposing upper and lower surfaces and the front and rear surfaces of the main body. A packing device characterized in that a notch is provided in the packing device. 2. The packing device according to claim 1, wherein the cutouts are formed on the upper surface and the lower surface of the corner portion in a substantially triangular shape. 3. The substantially triangular portion, and each corner portion which is an intersection of the upper and lower surfaces and the front and rear surfaces is formed in an arc shape or a U shape extending inward. Alternatively, the packing device according to claim 2. 4. The packing device according to claim 1, wherein a plurality of parallel folds are provided near the base end portions of the first flap and the second flap.