JP2008230638A - Paper box with lid - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a paper box with a lid capable of maintaining a closed state of an opening/closing part of a lid. <P>SOLUTION: The paper box with the lid includes a top-open box body, and a lid body which is continuously provided at an upper end of a back plate of the box body via a folding line, and the lid body has an opening/closing part. A recessed part is formed in a folding line appearing along a corner part of the opening/closing part of the lid body, and a projecting part is formed on the box body. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention belongs to the technical field of a lidded box, and relates to a lidded box that is configured such that the opening / closing part of the lid does not open unexpectedly.

  In the conventional pasting box with a lid, a front plate, a back plate, and left and right side plates are connected to a bottom plate via a fold line, and the front plate, the back plate, and the left and right side plates folded at the fold line. And a box with an open top surface bonded via a sticking plate, a top plate connected to the upper end of the back plate of the box via a fold line, and a front plate via a fold line to the top plate. Left and right side plates are connected to each other, and include a front plate that is folded along the fold line so as to cover the box and a lid that is bonded to the left and right side plates via an adhesive plate. The lid has an opening / closing part, and the opening / closing part is configured to open / close using a folding line on the back plate side as a hinge.

  However, the closed state of the opening / closing part of the lid cannot be maintained and opens unexpectedly, causing the content to pop out.

  Therefore, for example, in the sticking box with a lid of Patent Document 1, a protruding portion is formed on the upper edge portion of the side plate, and when the opening and closing portion of the lid is closed, the protruding portion is the sticking plate of the opening and closing portion. It is set as the structure which can be kept in the closed state.

Utility Model Registration No. 3104426

  The objective of this invention is providing the sticking box with a lid | cover of the structure which can maintain the closed state of the opening / closing part of a cover body.

As means for solving the problems of the background art, the lidded box according to the invention described in claim 1 is:
It consists of a box with an open top shape and a lid that is connected to the upper end of the back plate of the box via a fold line, and this lid is a cover box with a lid that is configured to have an opening and closing part.
A dent is formed in a fold line that appears along the corner of the opening / closing part of the lid, and a protruding part is formed in the box.

The invention according to claim 2 is a sticking box with a lid according to claim 1,
The recess is formed by perforations, half cuts, or reverse rules.

The invention according to claim 3 is a sticking box with a lid according to claim 1 or 2,
The recess is formed at the upper part of the folding line of the sticking plate that bonds the front plate and the side plate, which appears along the corners of the front plate and the side plate of the lid. It is formed in the side edge upper part by the side of a front board in the side plate of this.

Invention of Claim 4 is a sticking box with a lid | cover as described in any one of Claims 1-3,
A chamfered portion is formed at the lower end of the protruding portion.

  When the lid with a lid according to the present invention is closed, the projecting portion of the box is fitted in the recess of the opening / closing portion when the opening / closing portion of the lid is closed, and the closed state of the opening / closing portion can be maintained. In particular, when the dent portion is formed at the upper part of the folding line of the sticking plate that bonds the front plate and the side plate, which appears along the corners of the front plate and the side plate of the lid, a rational configuration In addition, the recessed portion is not visually recognized from the appearance, and is excellent in design.

  An embodiment of a cover box with a lid according to the present invention will be described with reference to the drawings.

  The cover box 1 with a lid according to the present embodiment includes a box 2 having an open top surface and a lid 3 that covers the box 2.

  In the box 2, a front plate 5, a back plate 6, and left and right side plates 7, 8 are connected to a bottom plate 4 via folding lines L <b> 1 to L <b> 4. Adhering plate 9 is connected to front plate 5 via fold lines L5 and L6, and back plate 6 via fold lines L7 and L8. Front plate 5 and the back plate are bent at fold lines L1 to L4. 6 and left and right side plates 7 and 8 are bonded to each other via a bonding plate 9. By the way, the front plate 5 of the present embodiment has an outer front plate 5a and an inner front plate 5b connected by a connecting plate 5c, and an adhesive plate that is connected to the inner front plate 5b via a fold line L9. 10 is attached to the bottom plate 4.

  The lid 3 has an upper surface plate 11 connected to the upper end of the back plate 6 of the box 2 via a fold line L10. Further, the front plate 12 and the left and right side plates 13 are connected to the upper surface plate 11 via fold lines L11 to L13. , 14 are continuously provided. And the sticking board 15 is continuously provided by the side surface board 13 (14) via the folding line L14 (L15), The front board 12 bent by the said folding lines L11-L13, and the side plates 13 and 14 on either side are comprised. Affixed via an adhesive plate 15.

  The lid 3 is formed with a fold line L16 at a substantially central position (not limited to this) of the upper surface plate 11 in parallel with the fold line L10, and further on the left and right side plates 13 and 14 so as to continue from the fold line L10. Cuts C1 and C2 are formed, and the opening / closing part 16 is opened and closed with the folding line L10 as a hinge (see FIGS. 1 and 2).

  That is, the cover box 1 with the lid is configured in the same manner as a conventional cover box with a lid, but the perforation or the half-cut portion is formed on the broken line that appears along the corner of the opening / closing portion 16 of the lid 3. Alternatively, a reverse ruled line is formed to form a recess 17, and a protrusion 18 fitted into the recess 17 is formed in the box 2 (the inventions according to claim 1 and claim 2). ).

  The dent 17 appears along the corners of the front plate 12 and the side plate 13 (14) of the lid 3, and is a folding line of the adhesive plate 15 that bonds the front plate 12 and the side plate 13 (14). It is formed in the upper part of L14 (L15) (refer FIG.2 and FIG.3). That is, since the crease line is raised by pressing the ruled line in the bending direction, a perforation or a half cut portion is formed at least at a part of the raised portion to form the recessed portion 17. Therefore, it is a rational configuration, and the recess 17 is not visually recognized from the appearance, and is excellent in design. However, a reverse ruled line may be formed to form the recessed portion 17.

  The protrusion 18 is integrally formed in the same plane as the side plate 7 (8) at the upper side edge of the side plate 7 (8) of the box 2 on the front plate side. The size and shape (in this embodiment, a rectangular shape) that can be satisfactorily fitted (see FIG. 5, invention of claim 3). Since the protruding portion 18 is formed in the vicinity of the corner portion where the side plate 7 (8) and the front plate 5 are bonded to each other via the bonding plate 9 and the rigidity is increased, the protruding portion 18 is fitted in the recessed portion 17. The protrusion 18 is not twisted during insertion, and can be securely fitted. In particular, the front plate 5 of the present embodiment has an outer front plate 5a and an inner front plate 5b connected by a connecting plate 5c, and an adhesive plate 10 connected to the inner front plate 5b via a fold line L9. Is attached to the bottom plate 4, so that the rigidity is higher and the protruding portion 18 can be more securely fitted into the recessed portion 17.

  Moreover, the projecting portion 18 is integrally formed in the same plane as the side plate 7 (8), and the projecting portion 18 and the side plate 7 (8) with respect to the opening / closing direction of the opening / closing portion 16 of the lid 3. Are arranged in parallel, the boundary between the projecting portion 18 and the side plate 7 (8) is not bent and becomes brittle even if the opening / closing portion 16 is repeatedly opened and closed. Moreover, the protrusion part 18 can be formed easily.

  At this time, it is preferable that a chamfered portion 18 a is formed at the lower end portion of the protruding portion 18 (the invention according to claim 4). When opening the opening / closing part 16 of the lid 3, the recessed part 17 is not caught by the lower end part of the projecting part 18, and the opening / closing part 16 can be opened smoothly. Moreover, damage to the lower end of the protrusion 18 can be prevented.

  In the lidded box 1 with the above configuration, when the opening / closing part 16 of the lid 3 is closed, the projecting part 18 of the box 2 is fitted in the recessed part 17 of the opening / closing part 16 and the closed state of the opening / closing part 16 is maintained. Yes (see FIGS. 4 and 5).

  In addition, as for the sticking box 1 with a lid | cover of the said embodiment, the recessed part 17 appeared along the corner | angular part of the front plate 12 and the side plate 13 (14) of the cover body 3, and the said front plate 12 and the side plate 13 ( 14) is formed on the upper part of the fold line L14 (L15) of the sticking plate 15 to be bonded, and the protrusion 18 is formed on the upper side edge of the side plate 5 (6) of the box 2 on the front plate side. This is not the case. In short, a perforation or a half-cut portion or a reverse ruled line is formed in the fold line appearing along the corner portion of the opening / closing portion 16 of the lid 3 to form the recessed portion 17, and the protruding portion 18 fitted into the recessed portion 17 has a box. What is necessary is just to be formed in the body 2.

It is the schematic perspective view which showed the state which opened the opening-and-closing part of the sticking box with a lid concerning the present invention. It is the top view which showed an example of the blank. It is the schematic perspective view which expanded and showed the periphery of the dent part. It is the schematic perspective view which showed the state which closed the opening-and-closing part of the sticking box with a lid concerning the present invention. It is sectional drawing which showed the state by which the protrusion part was engage | inserted by the dent part.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Adhesive box 2 with a lid Box 3 Lid 4 Bottom plate 5 Front plate 6 Back plate 7, 8 Side plate 9, 10 Adhesion plate 11 Upper surface plate 12 Front plate 13, 14 Side plate 15 Adhesion plate 16 Opening / closing part 17 Recessed portion 18 Protruding portion 18a Chamfered portions L1 to L15 Folded lines C1 and C2

Claims (4)

It consists of a box with an open top shape and a lid that is connected to the upper end of the back plate of the box via a fold line, and this lid is a cover box with a lid that is configured to have an opening and closing part.
A lidded box with a lid, in which a dent is formed in a fold line appearing along a corner of an opening / closing part of the lid, and a protrusion is formed on the box.   2. The lidded box according to claim 1, wherein the dent is formed by perforation, half cut or reverse rule.   The recess is formed at the upper part of the folding line of the sticking plate that bonds the front plate and the side plate, which appears along the corners of the front plate and the side plate of the lid, and the protruding portion is a box. The cover box with a lid according to claim 1, wherein the box is formed on an upper side edge of the side plate of the front plate.   The crate with a lid according to any one of claims 1 to 3, wherein a chamfered portion is formed at a lower end portion of the protruding portion.

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