JP2003226367A - Expanded polystyrene packing material - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a expanded polystyrene packing material which can cope with changes in product form and has general purposes. <P>SOLUTION: The expanded polystyrene packing material which exhibits a single form when used as a packing material comprises a plurality of divided members (sidewall packing materials 11 and 12, and fitted packing materials 13, 14 and 15). Each of the divided members is equipped with a standardized protruding or recessed fitting portion and a standardized protruding or recessed locking portion to allow the number or a combination of the divided members constituting the packing material to be changed. Thus, products different in dimensions and shapes can be coped with. <P>COPYRIGHT: (C)2003,JPO

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a styrofoam packing material used for packing products such as home electric appliances. 2. Description of the Related Art FIG. 3 is a perspective view showing an example of a conventional styrofoam packaging material, which is usually mounted on the upper right and left and lower right and left of a product to be packed to protect the product. Is configured. In the figure, reference numeral 1 denotes a lower right side styrofoam packaging material, 2 denotes a lower left side styrofoam packaging material, 1a,
2a is a notch formed in the lower right side Styrofoam packing material 1 and the lower left side Styrofoam packing material 2, and has a structure in which a product to be packed is fitted into the notches 1a and 2a. In addition, since the styrofoam packaging materials for the upper right side and the upper left side have the same configuration as the styrofoam packaging materials for the lower right side and the lower left side, they are not shown. In addition, since a cutout portion or the like is formed in the styrofoam packaging material according to the shape of the product to be packed, a dedicated material is prepared according to the product to be packed. [0003] Since the conventional styrofoam packaging material is configured as described above, there is a problem that a special styrofoam packaging material is required according to the shape of the product to be packed. Was. The present invention has been made to solve the above problems, and can cope with a change in product shape.
An object is to provide a styrofoam packaging material having versatility. [0005] The styrofoam packaging material according to the present invention comprises a plurality of styrofoam packaging materials used when packing a product, wherein the styrofoam packaging material has an integral shape when used as a packaging material. The number and combination of the divided members constituting the styrofoam packaging material, which are composed of divided members, each of which has a standardized convex or concave fitting portion and a standardized convex or concave locking portion. Is configured to be able to accommodate products having different sizes and shapes. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS First Embodiment Hereinafter, a styrofoam packaging material according to an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a perspective view for explaining a styrofoam packaging material according to Embodiment 1 of the present invention. In the figure, reference numeral 1 denotes a lower right side styrofoam packing material, which is a four-sided member of rectangular side wall packing materials 11 and 12 and fitting portion packing materials 13 and 14 having cutout portions for fitting products. Are integrated. 5 is a lower right styrofoam packaging material (hereinafter referred to as a second right) having a cutout shape different from that of the lower right styrofoam packaging material 1 corresponding to packaging of a product having a shape different from that of the lower right styrofoam packaging material 1. The four divided members of rectangular side wall packing materials 11 and 12 and fitting portion packing materials 14 and 15 having cutouts for fitting products are integrated with each other. It is constituted by doing. Note that the lower left side, upper right side, and upper left side Styrofoam packaging material has the same configuration as the lower right side Styrofoam packaging material, and thus illustration and description are omitted. [0007] 11a, 11c, 12c is a convex fitting portion having a standardized shape, 12a, 13c, 14c, 1
5c is a concave notch fitting part having a standardized shape, and the convex fitting parts 11a, 11c, 12c and the concave notch fitting parts 12a, 13c, 14c, 15c are fitted in any combination. It is configured to be able to. 11b,
11d and 12d are convex locking portions having a standardized shape, and 12b, 13d, 14d and 15d are concave locking portions having a standardized shape, and convex locking portions 11b and 11 are provided.
d, 12d and concave locking portions 12b, 13d, 14d, 1
5d is configured so that any combination can be fitted and locked. Next, a description will be given of a styrofoam packing material according to the present embodiment, which is capable of coping with the packing of products having different shapes by dividing, recombining, and replacing some of the divided members. First, the styrofoam packaging material 1 for the lower right side shown in FIG.
2, and four divided members of the fitting portion packing materials 13 and 14, and are used as a packing material by being combined by a method described later. First, the side wall packing material 11 and the side wall packing material 12
In order to join, the convex fitting portion 11a provided on the side wall packaging material 11 is slid and inserted into the concave notch fitting portion 12a provided on the side wall packaging material 12. At this time, since the concave notch fitting portion 12a provided on the side wall portion packing material 12 has a structure in which one side does not penetrate, the convex fitting portion 11a inserted into the concave notch fitting portion 12a has Locked in place, the side wall packing material 11 and the side wall packing material 12
Can be positioned. When the convex fitting portion 11a is slid and inserted into the concave notch fitting portion 12a, the convex locking portion 11b provided on the side wall packing material 11, which has been elastically deformed, has a concave cut shape. Notch fitting part 12a
The elastic deformation is released by engaging with the concave engaging portion 12b provided on the side wall packing material 12 at a predetermined engaging position between the convex engaging portion 11a and the convex engaging portion 11a.
The side wall packing material 11 and the side wall packing material 12 are integrated so that they do not fall out of the concave notch fitting portion 12a. Next, in order to connect the side wall packing material 11 and the fitting part packing material 13, a convex fitting provided on the side wall packing material 11 is fitted to a concave notch fitting part 13 c provided on the fitting part packing material 13. The joint portion 11c is slid and inserted. At this time, the concave-shaped notch fitting portion 13c provided on the fitting-portion packing material 13 has a structure in which one side does not penetrate, so the convex-shaped fitting portion 1 inserted into the concave-shaped notch fitting portion 13c.
1c is locked at a predetermined position, and the positioning of the side wall part packing material 11 and the fitting part packing material 13 can be performed. Also, the concave fitting portion 13c is fitted with the convex fitting portion 11c.
When sliding is inserted, the convex locking portion 11d provided on the side wall packing material 11, which has been elastically deformed, is provided with a predetermined engagement between the concave notch fitting portion 13c and the convex fitting portion 11c. The concave locking portion 1 provided on the fitting portion packing material 13 at the stop position
3d, the elastic deformation is released, and as a result, the convex fitting portion 11c becomes the concave cutout fitting portion 13c.
The side wall packing material 11 and the fitting portion packing material 13 are integrated. Finally, in order to connect the side wall packing material 12 and the fitting packing material 14, the convex fitting provided on the side wall packing material 12 is fitted to the concave cutout fitting portion 14 c provided on the fitting packing material 14. The joint 12c is slid and inserted. At this time, the concave cutout fitting portion 14c provided in the fitting portion packing material 14 has a structure in which one side does not penetrate,
The convex fitting part 12c inserted into the concave notch fitting part 14c is locked at a predetermined position, and the positioning of the side wall part packing material 12 and the fitting part packing material 14 can be performed. In addition, the concave-shaped notch fitting portion 14c has a convex-shaped fitting portion 14c.
When sliding is inserted, the convex locking portion 12d provided on the side wall packing material 12 which has been elastically deformed is provided with a predetermined engagement between the concave notch fitting portion 14c and the convex fitting portion 12c. The concave locking portion 1 provided on the fitting portion packing material 14 at the stop position
4d, the elastic deformation is released, and as a result, the convex fitting portion 12c becomes the concave notch fitting portion 14c.
The side wall packing material 12 and the fitting portion packing material 14 are integrated. By the above steps, the side wall packing material 11,
The lower right-side styrofoam packaging material 1, which is a normal use form, is configured by combining the 12 and the fitting-portion packaging materials 13, 14. Next, with respect to the styrofoam packaging material 1 for the lower right side shown in FIG.
The second lower right-side styrofoam packaging material 5 that can be used for packaging products having different shapes by replacing with the fitting portion packaging material 15 will be described. The second lower right styrofoam packaging material 5 shown in FIG.
It is composed of four divided members 1 and 12 and fitting part packing materials 14 and 15, and is used as a packing material by being combined by a method described later. First, the side wall packing material 11 and the side wall packing material 1
2, and the side wall part packing material 12 and the fitting part packing material 14 are integrated by the above-described method. Next, the side wall packing material 1
In the method of coupling 1 to the fitting part packing material 15, the convex fitting part 11c provided on the side wall packing material 11 is slid and inserted into the concave notch fitting part 15c provided on the fitting part packing material 15. At this time, the concave-shaped notch fitting portion 15c provided in the fitting-portion packing material 15 has a structure in which one side does not penetrate, so the convex-shaped fitting portion 11c inserted into the concave-shaped notch fitting portion 15c is Locked at a predetermined position, the positioning of the side wall part packing material 11 and the fitting part packing material 15 can be performed. When the convex fitting portion 11c is slid and inserted into the concave cutout fitting portion 15c, the convex locking portion 11 provided on the side wall portion packing material 11 which has been elastically deformed.
d is a concave notch fitting portion 15c and a convex fitting portion 11c.
c, the elastic deformation is released by fitting with the concave locking portion 15d provided on the fitting packing material 15 at a predetermined locking position with respect to the convex fitting portion 11c. The structure is such that it does not fall off from the joint portion 15c, and the side wall portion packing material 11 and the fitting portion packing material 15 are integrated. By the above steps, the side wall packing material 11,
12 and the fitting packing materials 14 and 15 are combined, and the lower right styrofoam packing material 1 and the fitting packing material 1 are combined.
3 is replaced by the fitting part packing material 15 to form the second lower right side styrofoam packing material 5 capable of supporting the packing of products having different shapes. In the present embodiment, the fitting portion and the locking portion are formed integrally with the styrofoam packaging material. However, the fitting portion and the locking portion may be formed as separate parts. Further, the concave and convex shapes of the fitting portion and the locking portion may be provided in reverse, and it is needless to say that the same effect can be obtained even if a plurality of fitting portions are provided. According to the present embodiment, in the styrofoam packaging material composed of a plurality of divided members, the shapes of the fitting portion and the engaging portion having the concave and convex shape for connecting the divided members are standardized. In addition, it is possible to exchange the divided members to be combined, and it is possible to cope with a change in the shape of the product to be packed by exchanging the divided members with one having a different shape, so that the styrofoam packaging material can have versatility. Embodiment 2 FIG. In the first embodiment, a case has been described in which a change in the shape of a product to be packed is dealt with by exchanging a part of the divided members constituting the Styrofoam packaging material. However, as shown in FIG. 2, a new divided member is added. By doing so, it is possible to respond to changes in the shape of the product to be packed. FIG. 2 is a perspective view showing a Styrofoam packing material according to a second embodiment of the present invention, and reference numeral 6 denotes a third right corresponding to packing of a product having a shape different from those of the lower right Styrofoam packing materials 1 and 5. A bottom side styrofoam packing material, a rectangular side wall packing material 11, 12, 16, and a fitting portion packing material 13 having a cutout portion for fitting a product;
It is constituted by integrating fourteen divided members. Reference numeral 16a denotes a concave notch fitting portion having a standardized shape similarly to the concave notch fitting portion 12a and the like.
b is a concave engaging portion having a shape standardized similarly to the concave engaging portion 12b and the like, 16c is a convex fitting portion having a standardized shape like the convex fitting portion 11a and the like, 16d
Is a convex locking portion having a standardized shape like the convex locking portion 11b. The third lower right styrofoam packaging material 6 shown in FIG. 2 is the same as the side wall packaging material 11 of the first embodiment.
A normal use form is obtained by additionally connecting the side wall packing material 16 between the side wall packing material 11 and the fitting packing materials 13 and 14 and the side wall packing material 11. Note that the method of joining the divided members is the same as in the first embodiment, and a description thereof will be omitted. According to the present embodiment, the same effects as those of the first embodiment can be obtained in a styrofoam packaging material composed of a plurality of divided members, and the divided members (sidewall packaging materials 16) are additionally connected. In this way, it is possible to cope with a change in the shape of the product to be packed, and the versatility of the Styrofoam packaging material can be further enhanced. In the first and second embodiments,
Although an example in which a change is made to only one portion of the divided member is shown, it is possible to increase the number of divided members to be replaced or added as necessary. As described above, according to the present invention, the styrofoam packaging material used when packing a product is constituted by a plurality of divided members, and a fitting portion for joining the divided members is provided. By standardizing the locking part, it is possible to respond to changes in product shape by replacing some divided members or adding divided members, so to obtain a versatile Styrofoam packaging material Can be.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing a styrofoam packaging material according to a first embodiment of the present invention. FIG. 2 is a perspective view showing a styrofoam packaging material according to a second embodiment of the present invention. FIG. 3 is a perspective view showing a conventional styrofoam packaging material of this type. [Description of Signs] 1 Lower right styrofoam packaging material, 5 Second lower right styrofoam packaging material, 6 Third lower right styrofoam packaging material, 11, 12, 16 Side wall packaging material, 13, 14,
15 Fitting part packing material, 11a, 11c, 12c, 1
6c convex shape fitting part, 11b, 11d, 12d, 16d
Convex locking portions, 12a, 13c, 14c, 15c, 1
6a Concave Notch Fitting, 12b, 13d, 14
d, 15d, 16b Recessed locking portions.

Claims (1)

Claims: 1. A styrofoam packaging material used when packing a product, wherein the styrofoam packaging material, which is integrally formed when used as a packaging material, is composed of a plurality of divided members. Providing a standardized convex or concave fitting portion and a standardized convex or concave locking portion on each of the divided members, it is possible to change the number and combination of the divided members constituting the Styrofoam packaging material. A styrofoam packaging material characterized in that it can be adapted to products having different sizes and shapes.