JP6332613B2 - Transport packaging container - Google Patents

Description

  The present invention relates to a transport packaging container for packaging in a state suitable for transporting a large and heavy product.

  2. Description of the Related Art Conventionally, a packaging container for transportation using a multilayer cardboard is known (Patent Document 1). As shown in FIG. 6, the packaging container 30 described in Patent Document 1 is formed by folding a multi-layer corrugated cardboard into a rectangular shape with upper and lower openings, and overlapping both end edges of the panel on one side edge. The side edge is bonded to the outer side by attaching a tape-like body, the end edge overlapped with the overlapped inner side is abutted, and the reinforcing sheet 31 of the multilayer corrugated paper is attached to the reinforcing sheet 31. A case 33 is provided with a multi-layer corrugated cardboard reinforcing sheet 32 attached to the opposing inner surface, and a multi-layer corrugated paper tray 34 and a cap 35 for accommodating the lower and upper portions of the case 33.

  The packaging container described in Patent Document 1 has increased durability due to the attachment of the reinforcing sheet, and can be quickly unpacked without tearing the corrugated cardboard when the article in the packaging container is taken out. Became.

Japanese Utility Model Publication No. 1-76454

  However, in the packaging container described in the above-mentioned Patent Document 1, the both edge portions of the panel are overlapped at one side edge portion, and the side edge portion is connected by attaching a tape-like body to the outer side surface. Since the two corners are united, a large work space was required when unpacking. In addition, since the reinforcing sheet is attached only to one pair of opposing side surfaces, if it is desired to provide strength to the other pair of opposing side surfaces, it is necessary to add two additional reinforcing sheets. This increases the cost of packing work.

  The present invention has been made to solve the above-described problems, and it is an object of the present invention to provide a packaging container for transportation having excellent durability while facilitating packing and unpacking operations to reduce work costs. It is said.

The invention of claim 1 is a packaging container for transportation comprising a pallet, an outer box assembled to the upper part of the pallet, and a cap assembled to the upper part of the outer box, wherein the outer box is formed of multilayer corrugated paper. The four side wall bodies are combined to have openings at the upper and lower parts, and the side wall body includes a side wall body main body and a reinforcing body, and the side wall body main body has a substantially transverse cross section. The two side wall bodies among the four side wall bodies are arranged at positions facing each other with the reinforcing body on the inner side surface of the central portion of the side wall body main body, and the rest These two side walls are provided with reinforcing bodies on the outer surface of the central portion and are arranged at opposing positions, and both side edges of all the reinforcing bodies are side edges of the side wall bodies of the adjacent side walls. It is characterized by being faced .

  Since the outer box which comprises the transport packaging container which concerns on this invention is equipped with the reinforcement body in the center part of the side wall body main body of four side wall bodies, durability can be improved.

  Moreover, since the outer box is configured by combining four side wall bodies, the contents can be taken out by removing one side wall body at the time of unpacking, thereby shortening the time for unpacking work. In addition, the unpacking operation can be performed even in a narrow work space.

In addition, each reinforcing body can perform a positioning function when assembling the outer box, facilitating assembling work and improving durability.

A second aspect of the present invention is characterized in that, in the first aspect of the present invention, the reinforcing body is made of multilayer corrugated paper made of a material different from that of the side wall body main body. Therefore, it is possible to meet the required durability level by changing the material of the reinforcing body by setting the side wall body main body as a predetermined material, so that mass production is possible without increasing the manufacturing cost. Can be improved.

The invention of claim 3 is characterized in that, in the invention of claim 1 or 2 , the reinforcing body is made of multilayer corrugated paper having a thickness different from that of the side wall body main body. Therefore, by setting the side wall body as a base to a predetermined thickness and changing the thickness of the reinforcing body, it is possible to meet the required level of durability, so that mass production is possible without increasing manufacturing costs. Can be improved.

The invention of claim 4 is characterized in that, in any one of the inventions of claims 1 to 3 , the reinforcing body is made of multilayer corrugated paper having a cross-sectional shape different from that of the side wall body main body. Therefore, by setting the side wall body main body as a predetermined cross-sectional shape, and changing the cross-sectional shape of the reinforcing body, it can correspond to the required level of durability, without increasing the manufacturing cost, Mass productivity can be improved.

In invention of Claim 1, durability of the packaging container for transport can be improved. Further, the time for unpacking work can be shortened, and the unpacking work can be performed even in a narrow work space. Further, the assembling work becomes easy and the durability can be improved.

Moreover, in invention of Claims 2-4 , mass productivity can be improved, without increasing manufacturing cost.

It is a disassembled perspective view which shows 1st Embodiment of the packaging container for transport which concerns on this invention. It is a cross-sectional view of the outer box of the first embodiment. It is a cross-sectional view of the outer box of the second embodiment. It is a cross-sectional view which shows the state which fixed the outer case of 2nd Embodiment. (A) It is a cross-sectional view which shows an example of multilayer corrugated paper. (B) It is a cross-sectional view which shows the other example of multilayer corrugated paper. It is a disassembled perspective view which shows the conventional packaging container for transport.

  Next, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is an exploded perspective view showing a first embodiment of a transport packaging container according to the present invention. FIG. 2 is a cross-sectional view of the outer box of the first embodiment. As shown in FIG. 1, the transport packaging container 10 includes a pallet 1, an outer box 2 assembled to the upper part of the pallet 1, and a cap 3 assembled to the upper part of the outer box 2. The outer box 2 has a hollow shape having openings in the upper and lower parts, the lower opening is closed by the pallet 1, and the upper opening is closed by the cap 3.

  In the pallet 1, a plurality of girders 6, 6... Are arranged and fixed at the center and corners between the pallet bottom plate 4 and the pallet top plate 5. A case bottom plate 7 is fixed to the top surface of the pallet top plate 5, and case frames 8 a and 8 b that are arranged and fixed so as to surround the four edges of the case bottom plate 7 face upward. It is erected.

  The cap 3 is arranged so as to surround the four edges of the cap upper surface plate 9, and fixed cap frame bodies 11a, 11b,.

  The outer box 2 has a hollow shape in which four side wall bodies 12a, 12a, 12b, and 12b formed of multi-layer corrugated paper are combined to have an opening 13 at the top and bottom. The side wall body is composed of two types of side wall bodies 12a and 12b. One side wall body 12b has a reinforcing body 15b on the inner side surface of the central portion of the side wall body main body 14b having a substantially U-shaped cross section. The pair of side wall bodies 12b, 12b are arranged at positions facing each other with the opening 13 in between.

  The other side wall body 12a includes a reinforcing body 15a on the outer surface of the central portion of the side wall body main body 14a having a substantially U-shaped cross section, and the pair of side wall bodies 12a and 12a has an opening 13. It is arranged at a position facing each other. And in the outer box 2 of 1st Embodiment, as shown in FIG. 2, the side edge of each reinforcement body 15a, 15b is with the side edge of the side wall body main body 14a or 14b of the adjacent side wall body 12a or 12b. A space 16a or 16b is formed between them.

  The side wall bodies 14a and 14b are formed to have a substantially U-shaped cross section by bending a bent portion formed at a predetermined length from both ends of the rectangular multi-layer corrugated cardboard approximately 90 degrees. ing.

  The reinforcing bodies 15a and 15b are formed of rectangular multilayer corrugated paper, and the dimensions in the width direction are the same as the dimensions in the width direction of the side wall bodies 14a and 14b.

  The side wall bodies 14a and 14b and the reinforcing bodies 15a and 15b are made of multi-layer corrugated paper, and the same material may be used, but different materials may be used. For example, the strength and durability can be improved by using the corrugated cardboard made of a material harder than the multilayer corrugated cardboard of the side wall bodies 14a and 14b as the multilayer corrugated paper of the reinforcing bodies 15a and 15b.

  Drawing 3 is a figure showing the cross section of the outer case of a 2nd embodiment. In the outer box 20 of the second embodiment, the side edges of the reinforcing bodies 19a and 19b are butted against the side edges of the side wall bodies 18a or 18b of the adjacent side walls 17a or 17b. By constituting in this way, each reinforcement body 19a, 19b can fulfill the function of positioning at the time of assembling the outer box 20, the assembling work becomes easy and the durability can be improved.

  FIG. 4 is a cross-sectional view showing a state in which the outer box 20 of the second embodiment is fixed by the adhesive tapes 21a and 21b. As shown in FIG. 4, the reinforcing body 19a or 19b and the adjacent side wall body 18a or 18b are integrated by the adhesive tape 21a or 21b. The four adhesive tapes 21b on the inner side can be omitted. In that case, at the time of unpacking, one of the outer side wall bodies 17b can be removed by peeling off the outer two adhesive tapes 21a, and the contents can be taken out therefrom. Therefore, the time for unpacking work can be shortened, and the unpacking work can be performed even in a narrow work space.

  In addition, when fixing the outer case 2 of 1st Embodiment demonstrated using FIG.1 and FIG.2 with an adhesive tape, it adjoins the reinforcement body 15a or 15b so that the space part 16a or 16b may be plugged up or straddled. Adhesive tape may be applied to the matching side wall body 14a or 14b, but the side wall body 14a or 14b exposed from the space 16a or 16b and the adjacent side wall body 14b or 14a are adhered. Tape can also be attached.

  FIG. 5A is a cross-sectional view showing an example of multilayer corrugated paper. The multilayer corrugated paper 22a shown in FIG. 5 (a) is a double-sided corrugated paper and is formed by using two cores 23a and 23b and three liners 24, 25 and 26 which are formed in a wave shape. Has been. Here, different cores (flutes) are used for the two cores 23 a and 23 b, and the length between the liner 26 and the liner 25 is the length between the liner 24 and the liner 25. It is formed to be larger than this.

  FIG. 5B is a cross-sectional view showing another example of multilayer corrugated paper. The multilayer corrugated paper 22b shown in FIG. 5 (b) is a double-sided corrugated paper and is formed by using two cores 23b and 23b formed in a wave shape and three liners 27, 28 and 29. Has been. Here, the same type of core (flute) is used for the two cores 23 b and 23 b, and the length between the liner 27 and the liner 28 is the length between the liner 29 and the liner 28. Are formed so as to have substantially the same length.

  The packaging container for transport according to the present invention may adopt a mode in which the multilayer corrugated paper shown in FIG. 5 (a) is used for the side wall body and the multilayer corrugated paper shown in FIG. 5 (b) is used for the reinforcing body. it can. That is, it is possible to adopt a mode in which multilayer corrugated paper having a thickness different from that of the side wall body main body is used for the reinforcing body, and a mode in which multilayer corrugated paper having a cross-sectional shape different from that of the side wall body main body is used for the reinforcing body. By adopting such an aspect, it is possible to cope with the required level of durability, so that mass productivity can be improved without increasing the manufacturing cost.

  The cross sections of the multilayer corrugated paper shown in FIGS. 5 (a) and 5 (b) are merely examples, and other than that, multilayer corrugated paper having various cross sections can be applied to the present invention. Needless to say, you can. For example, if the large corrugated core 23b shown in FIG. 5A is changed to a small corrugated core 23a, the thickness of the multilayer corrugated paper can be reduced. Further, if the central liner 25 or 28 shown in FIG. 5 (a) or FIG. 5 (b) is used and the opposing surfaces are bonded with glue or an adhesive, the strength of the multilayer cardboard paper Can be further improved.

  The transport packaging container of the present invention is used as a packaging container suitable for transporting a large and heavy product.

DESCRIPTION OF SYMBOLS 1 Pallet 2,20 Outer box 3 Cap 4 Pallet bottom plate 5 Pallet top plate 6 Girder body 7 Case bottom plate 8a, 8b Case frame 9 Cap top plate 10 Transport packaging container 11a, 11b Cap frame 12a, 12b, 17a 17b Side wall body 13 Opening 14a, 14b, 18a, 18b Side wall body main body 15a, 15b, 19a, 19b Reinforcing body 16a, 16b Space part 21a, 21b Adhesive tape 22a, 22b Multi-layer corrugated paper 23a, 23b Core 24, 25, 26, 27, 28, 29 liner

Claims (4)

In a transport packaging container comprising a pallet, an outer box assembled to the upper part of the pallet, and a cap assembled to the upper part of the outer box,
The outer box has a shape in which four side walls formed of multi-layer corrugated paper are combined and have openings at the top and bottom,
The side wall body includes a side wall body main body and a reinforcing body, and the side wall body main body is formed in a substantially U-shaped cross section,
Two of the four side wall bodies are arranged at positions facing each other with the reinforcing body on the inner side surface of the central portion of the side wall body main body,
The remaining two side wall bodies are arranged at positions facing each other with a reinforcing body on the outer surface of the central part ,
Both side edges of all the reinforcing bodies are butted against the side edges of the side wall bodies of the adjacent side wall bodies .   The transport packaging container according to claim 1, wherein the reinforcing body is made of multilayer corrugated paper made of a material different from that of the side wall body main body. The packaging body for transportation according to claim 1 or 2 , wherein the reinforcing body is made of multilayer corrugated paper having a thickness different from that of the side wall body main body. The packaging body for transportation according to any one of claims 1 to 3 , wherein the reinforcing body is made of multilayer corrugated paper having a cross-sectional shape different from that of the side wall body main body.

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