JP3207273U - Packaging box - Google Patents

Abstract

Provided is a packaging box that is difficult to damage other articles during transportation and display, has a good appearance, is easy to display, and can be easily opened and closed. A packaging box 100 includes a box body 10 having an opening 12 surrounded by an upper edge portion 11, and a lower edge portion 31 capable of contacting the upper edge portion 11 of the box body 10 and closing the opening portion 12. And a hinge portion 50 that connects the lid body 30 to the box body 10 so as to be raised and lowered. The hinge portion 50 is a groove portion formed on the outer surface side of the box body 10 and the lid body 30 along the longitudinal direction L of the joint portion 20 between the upper edge portion 11 of the box body 10 and the lower edge portion 31 of the lid body 30. 40, a hinge member 51 fitted in the recessed groove portion 40, and a flexible member interposed between the recessed groove portion 40 and the hinge member 51. [Selection] Figure 3

Description

  The present invention relates to a packaging box having a box body whose upper surface is open, a lid body for closing an opening portion of the box body, and a hinge portion for connecting the lid body to the box body so as to be raised and lowered.

  Various ideas have been proposed for the material, shape, design, etc. of packaging boxes for storing food items such as confectionery and other items. Among conventional packaging boxes, a packaging box having a structure related to the present invention, that is, a packaging box having a structure in which a box body and a lid are connected via a hinge portion, is described in Patent Document 1, for example. There is a “packing box for liquor”.

  The “alcohol packaging wooden box” described in Patent Document 1 includes a box body for storing alcoholic beverages, a lid body that is connected to the box body through a hinge so as to be opened and closed, and an inner space of the box body. A partition plate for partitioning is provided. This “alcohol packaging wooden box” can be used as a gift packaging box by storing a liquor bottle or the like in a hollow portion of the box, closing the lid, and locking it with a clasp.

Japanese Utility Model Publication 4-38941

  In “Liquor packaging wooden box” described in Patent Document 1 (hereinafter abbreviated as “packaging wooden box”), a box housing alcoholic beverages and the like, and a lid for opening and closing the opening of the box, Are in a state protruding from the outer surface of the packaging wooden box. In general, since the hinge is made of metal, when the packaging wooden box is transported or displayed, the hinge may come into contact with other packaging wooden boxes to cause damage and lose commercial value.

  In addition, when the hinge protrudes from the outer surface of the packaging wooden box, it often becomes an obstacle when the packaging wooden box is displayed on a showcase or a display shelf.

  Therefore, the problem to be solved by the present invention is to provide a packaging box that is difficult to damage other articles during transportation and display, has a good appearance, is easy to display, and can be easily opened and closed.

The packaging box according to the present invention is
A box body with an open upper edge;
A lid capable of closing the upper edge of the box body;
A hinge portion for connecting the lid to the box body so as to be raised and lowered, and
The hinge portion is
A groove formed on the outer surface side of the box body and the lid along the longitudinal direction of the joint between the upper edge of the box body and the lid;
A hinge member fitted in the groove and having a flexible portion parallel to the longitudinal direction of the joint;
And a flexible member interposed between the groove and the hinge member.

  Here, in the packaging box, the flexible portion of the hinge member is provided on the outer surface of the hinge portion so as to be parallel to the longitudinal direction of the joint portion between the upper edge portion of the box body and the lid. It is desirable that the groove has a U-shaped cross section or a V-shaped cross section.

  Moreover, in the said packaging box, it is desirable that the said hinge member is formed with the medium density fiber board (for example, MDF: Medium Density Fiberboard) which shape | molded the wood fiber as a raw material.

  Further, in the packaging box, the flexible member is formed of a film-based synthetic paper (for example, YUPO paper: a trade name of synthetic paper manufactured by YUPO Corporation) whose main raw material is polypropylene. It is desirable.

  On the other hand, in the packaging box, the box body and the lid can be made of wood.

  According to the present invention, it is possible to provide a packaging box that is difficult to damage other articles during transportation and display, has a good appearance, is easy to display, and can be easily opened and closed.

It is the perspective view which looked at the packaging box which is embodiment of this invention from the hinge part side. It is the perspective view which looked at the packaging box shown in FIG. 1 from the opening and closing side. It is a perspective view when the packaging box shown in FIG. 2 exists in a cover body open state. It is the partially expanded view seen from the arrow A direction in FIG. It is the partially expanded view seen from the arrow B direction in FIG. It is a perspective view which shows the manufacturing process of the packaging box shown in FIG. It is a perspective view which shows the manufacturing process of the packaging box shown in FIG. It is a perspective view which shows the manufacturing process of the packaging box shown in FIG. It is a partially expanded view which shows the manufacturing process of the packaging box seen from the arrow C direction in FIG.

  Hereinafter, based on FIGS. 1-9, the packaging box 100 which is embodiment of this invention is demonstrated. As shown in FIGS. 1 and 2, the packaging box 100 has a box body 10 having an opening 12 surrounded by an upper edge 11, and closes the opening 12 by contacting the upper edge 11 of the box body 10. A lid 30 having a possible lower edge portion 31 and a hinge portion 50 for connecting the lid 30 to the box body 10 so as to be raised and lowered are provided.

  As shown in FIG. 8, the hinge portion 50 is formed on the outer surface of the box body 10 and the lid body 30 along the longitudinal direction L of the joint portion 20 between the upper edge portion 11 of the box body 10 and the lower edge portion 31 of the lid body 30. The groove part 40 formed in the side, the hinge member 51 inserted by the groove part 40, and the flexible member 52 interposed between the groove part 40 and the hinge member 51 are provided.

  The hinge member 51 has a groove portion 53 having a U-shaped cross section as a flexible portion parallel to the longitudinal direction L of the joint portion 20 on the surface 51a side. The flexible member 52 is fixed between the groove portion 40 and the hinge member 51 using an adhesive (or a double-sided adhesive tape). Since the hinge member 51 and the flexible member 52 are completely fitted within the depth range of the recessed groove portion 40, a part of the hinge member 51 does not protrude outward from the recessed groove portion 40.

  Since the hinge member 51 has the smallest thickness in the portion corresponding to the bottom 53a of the groove 53, the portion along the longitudinal direction L of the bottom 53a can be bent. Further, since the flexible member 52 having a reinforcing function is fixed to the back surface 51b of the hinge member 51, the portion along the longitudinal direction L of the bottom portion 53a of the groove portion 53 can be bent in a hinge shape.

  The hinge member 51 is formed of a medium density fiberboard (MDF) formed from wood fiber as a raw material, and the flexible member 52 is a film method synthetic paper (Yupo paper: Co., Ltd.) mainly made of polypropylene. (Commercial name of synthetic paper of YUPO Corporation), but is not limited to these materials.

  Moreover, in the packaging box 100, although the box main body 10 and the cover body 30 are formed with the paulownia material which is a kind of wood, it is not limited to this, and is formed with other materials, for example, a Falkata material. You can also.

  As shown in FIGS. 1 and 2, when the packaging box 100 is in a closed state (when the box body 10 is closed by the lid 30), and as shown in FIG. 3, the packaging box 100 is opened. There is no metal hinge or the like that is exposed or protrudes on the outer surface of the packaging box 100 in any state (when the lid 30 is in a state of standing upright from the box body 10).

  For this reason, when the packaging box 100 containing articles is transported or displayed, the packaging boxes 100 and other articles adjacent to each other are hardly damaged, the appearance is good, and the packaging is easy to display. Moreover, since the groove part 53 and the flexible member 52 of the hinge member 51 which comprise the hinge part 50 can be bent with comparatively small force, the opening / closing operation of the cover body 30 is also easy.

  In this embodiment, the cross-sectional shape of the groove 53 of the hinge member 51 is U-shaped. However, the present invention is not limited to this, and other shapes such as a groove having a V-shaped cross-sectional shape are provided. You can also. In addition, the opening angle of the cover body 30 with respect to the box main body 10 can be changed by changing the cross-sectional shape of the groove part 53.

  Next, based on FIGS. 6-9, the manufacturing method of the packaging box 100 shown in FIGS. 1-3 is demonstrated. As shown in FIG. 6, a rectangular parallelepiped whose six sides are closed by combining a bottom plate 1, a top plate 2 and four peripheral wall plates 3, 3 a made of paulownia materials, and fixing each joint portion with an adhesive. A box 4 having a shape is formed. At this time, a concave groove portion 40a before the concave groove portion 40 shown in FIG. 7 is formed on the outer surface of one peripheral wall plate 3a of the four peripheral wall plates 3 and 3a.

  After that, when the peripheral wall plate 3 is cut at a cutting surface that is parallel to the bottom plate 1 and the top plate 2 and is located in the middle of the width direction 40w of the groove portion 40a, the box body 4 is divided into upper and lower parts. As shown in FIG. 7, the box body 10, the lid body 30, and the recessed groove portion 40 are formed.

  Thereafter, as shown in FIG. 9, when the hinge member 51 having the flexible member 52 adhered to the back surface 51b is inserted into the concave groove portion 40 and fixed with an adhesive (or double-sided adhesive tape), it is shown in FIG. The packaging box 100 is completed. As described above, the packaging box 100 can be manufactured by a simple process as shown in FIGS. 6 to 9 and a process of attaching a metal hinge or the like is not necessary, so that it can be manufactured relatively easily. it can.

  In addition, the packaging box 100 demonstrated based on FIGS. 1-9 shows an example of this invention, and the packaging box of this invention is not limited to the packaging box 100 mentioned above.

  The packaging box of the present invention can be widely used as a packaging box for confectionery, other foods, or various articles in industrial fields such as manufacturing and distribution.

DESCRIPTION OF SYMBOLS 1 Bottom plate 2 Top plate 3, 3a Perimeter wall plate 4 Box body 10 Box main body 11 Upper edge part 12 Opening part 20 Joint part 30 Cover body 31 Lower edge part 40, 40a Groove part 40w Width direction 50 Hinge part 51 Hinge member 51a Surface 51b Back surface 52 Flexible member 53 Groove portion 53a Bottom portion 50 Hinge portion 100 Packaging box L Longitudinal direction

Claims (5)

A box body with an open upper edge;
A lid capable of closing the upper edge of the box body;
A hinge portion for connecting the lid to the box body so as to be raised and lowered, and
The hinge portion is
A groove formed on the outer surface side of the box body and the lid along the longitudinal direction of the joint between the upper edge of the box body and the lid;
A hinge member fitted in the groove and having a flexible portion parallel to the longitudinal direction of the joint;
And a flexible member interposed between the groove and the hinge member.   A U-shaped groove or cross section provided on the outer surface of the hinge part so that the flexible part of the hinge member is parallel to the longitudinal direction of the joint between the upper edge of the box body and the lid The packaging box according to claim 1, which is a V-shaped groove.   The packaging box of Claim 1 or 2 in which the said hinge member was formed with the medium density fiber board shape | molded using the wood fiber as a raw material.   The packaging box according to any one of claims 1 to 3, wherein the flexible member is formed of a synthetic film film made of polypropylene as a main raw material.   The packaging box according to any one of claims 1 to 4, wherein the box body and the lid are formed of wood.

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