JP3188913U - Corner pad - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a corner pad capable of reliably connecting two outer frame portions. SOLUTION: The corner pad 1 is provided with two outer frame portions 10A and 10B covering the corner portions 101 and 102 of the object to be packaged 100. The outer frame portions 10A and 10B include a first outer wall 11, a second outer wall 12 connected to the first outer wall 11, and an inner wall 14 overlapping the inner surface of the second outer wall 12. Further, the first outer wall 11 of one outer frame portion 10A and the first outer wall 11 of the other outer frame portion 10B are continuously provided. Then, the connecting piece 17a formed on the second outer wall 12 of one outer frame portion 10A is fitted into the connecting groove 18b formed on the second outer wall 12 of the other outer frame portion 10B. Further, the connecting piece 17b formed on the inner wall 14 of the other outer frame portion 10B is fitted into the connecting groove 18a formed on the inner wall 14 of the other outer frame portion 10A. [Selection diagram] Fig. 5

Description

  The present invention relates to a corner pad that covers a corner of an object to be packaged.

As the cardboard corner pad, a first outer frame portion covering the corner of the packaged object and a second outer frame portion covering the other corner of the packaged object are arranged in an L shape in plan view. There is something.
Both the outer frame portions each include a first outer wall and a second outer wall connected to the first outer wall, and an axial cross section is formed in an L shape.

  In the corner pad described above, both first outer walls of both outer frame portions are bent at the boundary between both outer frame portions. Moreover, although both the 2nd outer walls are cut | disconnected, the edge parts of both the 2nd outer walls are faced | matched. And the connection piece formed in the edge part of the 2nd outer wall of the 1st outer frame part is fitted in the connection groove formed in the edge part of the 2nd outer wall of the 2nd outer frame part (for example, patent documents). 1).

JP 2007-320654 A

  In the conventional corner pad described above, both the outer frame portions are connected by a set of connecting pieces and a connecting groove, so that there is a problem that the connecting portions of both outer frame portions are easily detached.

  An object of the present invention is to provide a corner pad that solves the above-described problems and can reliably connect two outer frame portions.

  In order to solve the above-mentioned problem, the present invention is a corner pad, and includes two outer frame portions that cover corner portions of an object to be packaged. The outer frame portion includes a first outer wall, a second outer wall provided continuously with the first outer wall, and an inner wall provided continuously with the second outer wall and overlapping the inner surface of the second outer wall. Further, the first outer wall of one of the outer frame portions and the first outer wall of the other outer frame portion are continuously provided. And the connection piece formed in the said 2nd outer wall of one said outer frame part is fitted by the connection groove | channel formed in the said 2nd outer wall of the other said outer frame part. Furthermore, a connecting piece formed on the inner wall of the other outer frame portion is fitted into a connecting groove formed on the inner wall of one outer frame portion.

In this configuration, the two outer frame portions can be reliably connected by the two sets of connecting pieces and the connecting groove, and therefore the outer frame portions can be kept bent.
Further, since the connecting groove overlaps the second outer wall or the inner wall, the connecting piece overlaps the second outer wall or the inner wall when the connecting piece is fitted into the connecting groove. Thereby, it becomes difficult for the connecting piece to come out of the connecting groove, and the connecting piece can be securely fitted into the connecting groove.
Moreover, two sets of connecting pieces and connecting grooves are fitted together by combining the connecting pieces and connecting grooves of one outer frame portion with the connecting pieces and connecting grooves of the other outer frame portion. In this configuration, it is possible to enlarge the connecting piece and the connecting groove as compared with the case where two connecting pieces are arranged side by side on one outer frame portion and two connecting pieces are arranged side by side on the other outer frame portion. Both outer frame portions can be reliably connected.

  In the corner pad described above, the connecting piece of one of the outer frame portions and the connecting piece of the other outer frame portion are arranged at positions that are line symmetric with respect to the boundary between both outer frame portions. Is desirable.

  In this configuration, two sets of connecting pieces and connecting grooves can be arranged by effectively using the space of the second outer wall and the inner wall. Therefore, since the connecting groove and the connecting piece can be enlarged, both outer frame portions can be reliably connected.

  In the present invention, both outer frame portions can be reliably connected and both outer frame portions can be kept bent. Further, the connecting piece can be securely fitted into the connecting groove.

It is an expanded view of the corner pad of this embodiment. It is a perspective view of the state where the inner wall was piled up on the outer wall of this embodiment. It is a perspective view of the state where the 1st outer wall was bent to the 2nd outer wall of this embodiment. (A) is AA sectional drawing of FIG. 3, (b) is BB sectional drawing of FIG. It is a perspective view of the state which connected both the outer frame parts of this embodiment. It is the perspective view which showed the state just before connecting both the outer frame parts of this embodiment. It is the figure which showed the corner pad of other embodiment, and is a perspective view of the structure which formed the notch in the outer wall.

Embodiments of the present invention will be described in detail with reference to the drawings as appropriate.
As shown in FIG. 5, the corner pad 1 of the present embodiment is a protective member that covers the corner portions 101 and 102 of the package object 100 from the outside of the package object 100. The corner portions 101 and 102 to be protected by the corner pad 1 are both extended in a straight line, and are continuous in an L shape in plan view.

As shown in FIG. 1, the corner pad 1 is formed by valley-folding a blank sheet S obtained by cutting out a single cardboard sheet at each folding line. The blank sheet S shown in FIG. 1 is arranged so that the inner surface side can be seen.
Each fold line (ruled line) of the blank sheet S is a linear groove (ruled line) formed by pressing the surface of the blank sheet S. In addition, when the cut groove is formed in the fold line, the blank sheet S is easily bent at the fold line.

  As shown in FIG. 5, the corner pad 1 includes a first outer frame portion 10A that covers the corner portion 101 of the article 100 to be packaged, a second outer frame portion 10B that covers the other corner portion 102 of the article 100 to be packaged, It has. The first outer frame portion 10A and the second outer frame portion 10B are arranged in an L shape in plan view.

The first outer frame portion 10 </ b> A includes a first outer wall 11 and a second outer wall 12 connected to the first outer wall 11. The axial cross section of the first outer frame portion 10A is formed in an L shape.
The first outer frame portion 10 </ b> A includes a first inner wall 13 that overlaps the inner surface of the first outer wall 11 and a second inner wall 14 that overlaps the inner surface of the second outer wall 12.

As shown in FIG. 1, the first outer wall 11 is formed in a rectangular shape. A second outer wall 12 is connected to one side edge portion 11a of the first outer wall 11 via a broken line L1.
In addition, two first slits 11c and 11c are formed in the center portion of the side edge portion 11a of the first outer wall 11 with a space therebetween. The 1st slit 11c is a site | part into which the 2nd insertion piece 14e of the 2nd inner wall 14 is inserted (refer FIG.4 (b)).
A first intermediate portion 15 is connected to the other side edge portion 11b of the first outer wall 11 via a broken line L2.

A first inner wall 13 is connected to the first intermediate portion 15 via a broken line L3. The 1st inner wall 13 is formed in the rectangle, and is a site | part which overlaps with the inner surface of the 1st outer wall 11, as shown in FIG.
The first intermediate portion 15 is bent with respect to the first outer wall 11 at the fold line L2 (see FIG. 1), and the first inner wall 13 is bent with respect to the first intermediate portion 15 at the fold line L3 (see FIG. 1). One inner wall 13 overlaps the inner surface of the first outer wall 11.

  As shown in FIG. 4B, when the first inner wall 13 is overlapped with the first outer wall 11, the side edge portion 13 b of the first inner wall 13 does not overlap the first slit 11 c of the first outer wall 11. The width of the first inner wall 13 is smaller than the width of the first outer wall 11.

  As shown in FIG. 1, a first insertion piece 13 d projects from the center of the side edge 13 b of the first inner wall 13. The first insertion piece 13 d is a part that is inserted into the second slit 12 d of the second outer wall 12.

The second outer wall 12 is formed in a trapezoidal shape. The width of the second outer wall 12 and the width of the first outer wall 11 are formed to be the same size.
The first outer wall 11 is connected to one side edge 12a of the second outer wall 12 via a fold line L1, and the second intermediate wall 12b is connected to the other side edge 12b of the second outer wall 12 via a fold line L4. The part 16 is continuously provided.

  A second slit 12 d is formed in one side edge 12 a of the second outer wall 12. The second slit 12 d is disposed between the first slits 11 c and 11 c of the first outer wall 11. The second slit 12d is a part into which the first insertion piece 13d of the first inner wall 13 is inserted (see FIG. 4A).

An edge portion 12c of one side of the second outer wall 12 (the boundary side between the two outer frame portions 10A and 10B) intersects obliquely (45 degrees in this embodiment) with respect to the longitudinal direction of the second outer wall 12.
At one edge 12c of the second outer wall 12, the end on the first outer wall 11 side is located at the intersection of the fold line L1 and the fold line L6 (the boundary between both outer frame portions 10A and 10B). Further, the end on the second intermediate portion 16 side of one edge portion 12c of the second outer wall 12 is disposed on the folding line L4, and the other edge portion of the second outer wall 12 than the end on the first outer wall 11 side. 12e side.

Further, a connecting piece 17 a is projected from one edge 12 c of the second outer wall 12. The connecting piece 17 a is disposed at a position closer to the second intermediate portion 16 than the central portion in the width direction of the second outer wall 12.
The connecting piece 17a is widened from the base toward the tip. As shown in FIG. 5, the connecting piece 17 a is a portion that is fitted into a connecting groove 18 b formed in the second outer wall 12 of the second outer frame portion 10 </ b> B.

As shown in FIG. 1, a second inner wall 14 is connected to the second intermediate portion 16 via a broken line L5.
The 2nd inner wall 14 is formed in the trapezoid shape, and is a site | part which overlaps with the inner surface of the 2nd outer wall 12, as shown in FIG.
The second intermediate portion 16 is bent with respect to the second outer wall 12 at the fold line L4 (see FIG. 1), and the second inner wall 14 is bent with respect to the second intermediate portion 16 at the fold line L5 (see FIG. 1). The two inner walls 14 overlap the inner surface of the second outer wall 12.

  An edge portion 14c of one side of the second inner wall 14 (boundary side of both outer frame portions 10A and 10B) is oblique to the longitudinal direction of the second inner wall 14 (45 degrees in this embodiment) as shown in FIG. Crossed. As shown in FIG. 2, in a state where the second inner wall 14 is overlapped with the second outer wall 12, one edge portion 14 c of the second inner wall 14 overlaps with one edge portion 12 c of the second outer wall 12. As described above, the one edge portion 14c of the second inner wall 14 and the one edge portion 12c of the second outer wall 12 are inclined in a symmetrical direction with the second intermediate portion 16 as a boundary.

  As shown in FIG. 4A, when the second inner wall 14 is overlapped with the second outer wall 12, the side edge portion 14 b of the second inner wall 14 does not overlap the second slit 12 d of the second outer wall 12. The width of the second inner wall 14 is smaller than the width of the second outer wall 12.

As shown in FIG. 1, a connecting groove 18 a is formed on one edge 14 c of the second inner wall 14. The connecting groove 18a is a portion where one edge portion 14c is recessed, and is widened from the one edge portion 14c toward the inside.
As shown in FIG. 5, the connecting groove 18 a is a portion where the connecting piece 17 b of the second inner wall 14 of the second outer frame portion 10 </ b> B fits.

As shown in FIG. 2, in a state where the second inner wall 14 is overlapped with the second outer wall 12, the connecting piece is configured with one edge 12 c of the second outer wall 12 and one edge 14 c of the second inner wall 14 as the symmetry axis. 17a and the connecting groove 18a are arranged in a line-symmetric position. That is, the connecting piece 17a and the connecting groove 18a are arranged side by side in a direction orthogonal to the edge portions 12c and 14c.
When the second inner wall 14 is overlapped with the second outer wall 12, the connecting groove 18 a is disposed on the inner surface of the second outer wall 12, and the opening on the inner surface side of the connecting groove 18 a is blocked by the second outer wall 12. .

  Two second insertion pieces 14e and 14e are projected from the side edge portion 14b of the second inner wall 14. The 2nd insertion piece 14e is a site | part inserted in the 1st slit 11c of the 1st outer wall 11 (refer FIG.4 (b)).

As shown in FIG. 5, the second outer frame portion 10 </ b> B includes a first outer wall 11 and a second outer wall 12 connected to the first outer wall 11, and the axial cross section of the second outer frame portion 10 </ b> B is L. It is formed in a letter shape.
The second outer frame portion 10 </ b> B includes a first inner wall 13 that overlaps the inner surface of the first outer wall 11 and a second inner wall 14 that overlaps the inner surface of the second outer wall 12.

  As shown in FIG. 1, the second outer frame portion 10 </ b> B has a symmetrical configuration with the first outer frame portion 10 </ b> A except for the configuration of the connecting piece 17 b and the connecting groove 18 b. Therefore, the description of the same configuration as the first outer frame portion 10A is omitted for the second outer frame portion 10B.

In the second outer frame portion 10 </ b> B, a connecting piece 17 b is formed on the second inner wall 14, and a connecting groove 18 b is formed on the second outer wall 12.
The connecting piece 17b of the second outer frame portion 10B is formed on one edge portion 14c of the second inner wall 14 (the boundary side between both outer frame portions 10A and 10B). Further, the connecting groove 18b of the second outer frame portion 10B is formed in one edge portion 12c of the second outer wall 12 (the boundary side between the both outer frame portions 10A and 10B).

  The end portion of the first outer wall 11 of the first outer frame portion 10A and the end portion of the first outer wall 11 of the second outer frame portion 10B are connected to each other via a fold line L6.

As shown in FIG. 5, the corner pad 1 has a first outer frame portion 10A and a second outer frame portion 10B arranged in an L shape in plan view. The first outer wall 11 of the first outer frame portion 10A and the first outer wall 11 of the second outer frame portion 10B are bent at a right angle along a fold line L6 (see FIG. 1).
Further, at the bent portion (boundary) between the first outer frame portion 10A and the second outer frame portion 10B, the end portions of the first inner wall 13, the second outer wall 12 and the second inner wall 14 of the first outer frame portion 10A, The end portions of the first inner wall 13, the second outer wall 12, and the second inner wall 14 of the second outer frame portion 10B are abutted.

The connecting piece 17a of the second outer wall 12 of the first outer frame portion 10A is fitted into the connecting groove 18b of the second outer wall 12 of the second outer frame portion 10B.
Further, the connecting piece 17b of the second inner wall 14 of the second outer frame portion 10B is fitted into the connecting groove 18a of the second inner wall 14 of the first outer frame portion 10A.

Next, a procedure for assembling the corner pad 1 shown in FIG. 5 from the blank sheet S shown in FIG. 1 will be described.
First, as shown in FIG. 2, in each of the first outer frame portion 10 </ b> A and the second outer frame portion 10 </ b> B, the first inner wall 13 is overlaid on the first outer wall 11 and the second inner wall 14 is overlaid on the second outer wall 12. .
In this state, the tip of the first insertion piece 13d of the first inner wall 13 overlaps the second slit 12d of the second outer wall 12, and the tip of the second insertion piece 14e of the second inner wall 14 is It overlaps the first slit 11 c of the outer wall 11.

Subsequently, as shown in FIG. 3, the first outer wall 11 is bent at a right angle with respect to the second outer wall 12.
At this time, as shown in FIG. 4A, the first insertion piece 13 d of the first inner wall 13 is inserted into the second slit 12 d of the second outer wall 12.
In addition, as shown in FIG. 4B, the second insertion piece 14 e of the second inner wall 14 is inserted into the first slit 11 c of the first outer wall 11.
Thereby, as shown in FIG. 3, the first outer wall 11 is fixed in a state perpendicular to the second outer wall 12.

Subsequently, as shown in FIG. 6, the second outer frame portion 10B is bent at a right angle with respect to the first outer frame portion 10A at the fold line L6.
Accordingly, as shown in FIG. 5, the first inner wall 13, the second outer wall 12 and the second inner wall 14 of the first outer frame portion 10A, the first inner wall 13 of the second outer frame portion 10B, the second The outer wall 12 and the end of the second inner wall 14 are abutted.

Further, the connecting piece 17a of the second outer wall 12 of the first outer frame portion 10A is fitted into the connecting groove 18b of the second outer wall 12 of the second outer frame portion 10B.
Further, the connecting piece 17b of the second inner wall 14 of the second outer frame portion 10B is fitted into the connecting groove 18a of the second inner wall 14 of the first outer frame portion 10A.
Thus, the first outer frame portion 10A and the second outer frame portion 10B are connected to each other in a state of being arranged in an L shape in plan view, and the assembly of the corner pad 1 is completed.

  In the corner pad 1 as described above, as shown in FIG. 5, the two outer frame portions 10A and 10B can be reliably connected by the two sets of connecting pieces 17a and 17b and the connecting grooves 18a and 18b. The outer frame portions 10A and 10B can be kept bent.

  Further, when the connecting pieces 17 a and 17 b are fitted in the connecting grooves 18 a and 18 b, the connecting piece 17 a of the second outer wall 12 overlaps the second inner wall 14, and the connecting piece 17 b of the second inner wall 14 is the second outer wall 12. Overlapping. Thereby, it becomes difficult for the connecting pieces 17a and 17b to come off from the connecting grooves 18a and 18b, and the connecting pieces 17a and 17b can be securely fitted to the connecting grooves 18a and 18b.

  Further, by combining the connecting piece 17a and the connecting groove 18a of the first outer frame portion 10A with the connecting piece 17b and the connecting groove 18b of the second outer frame portion 10B, two sets of connecting pieces 17a and 17b and a connecting groove 18a are combined. , 18b are fitted together. In this configuration, since the connecting pieces 17a and 17b and the connecting grooves 18a and 18b can be enlarged, both the outer frame portions 10A and 10B can be reliably connected.

  Furthermore, the connecting piece 17a of the first outer frame portion 10A and the connecting piece 17a of the second outer frame portion 10B are arranged at positions that are line-symmetric with respect to the boundary between the outer frame portions 10A and 10B. . In this configuration, the two sets of connecting pieces 17a and 17b and connecting grooves 18a and 18b can be arranged by effectively using the space of the second outer wall 12 and the second inner wall 14.

As mentioned above, although embodiment of this invention was described, this invention is not limited to the said embodiment, In the range which does not deviate from the meaning, it can change suitably.
For example, in the present embodiment, as shown in FIG. 5, the first inner wall 13 that overlaps the first outer wall 11 is provided, but the first inner wall 13 may not be provided.

  In addition, as shown in FIG. 7, when the outer frame portions 10A and 10B are large in the longitudinal direction, a cut portion L7 is formed in a direction perpendicular to the longitudinal direction with respect to the first inner wall 13 and the second inner wall 14. It is desirable to divide the first inner wall 13 and the second inner wall 14. In this configuration, the first inner wall 13 and the second inner wall 14 can be easily bent with respect to the first outer wall 11 and the second outer wall 12.

1 corner pad 10A first outer frame portion 10B second outer frame portion 11 first outer wall 11c first slit 12 second outer wall 12d second slit 13 first inner wall 13d first insertion piece 14 second inner wall 14e second insertion Piece 15 First intermediate portion 16 Second intermediate portion 17a Connection piece 17b Connection piece 18a Connection groove 18b Connection groove 100 Package S S Blank sheet

Claims (2)

It has two outer frame parts that cover the corners of the item to be wrapped,
The outer frame portion is
The first outer wall,
A second outer wall connected to the first outer wall;
An inner wall that is continuous with the second outer wall and overlaps the inner surface of the second outer wall;
The first outer wall of one of the outer frame portions and the first outer wall of the other outer frame portion are continuously provided,
The connecting piece formed on the second outer wall of one of the outer frame portions is fitted into a connecting groove formed on the second outer wall of the other outer frame portion,
A corner pad, wherein a connecting piece formed on the inner wall of the other outer frame portion is fitted in a connecting groove formed on the inner wall of one outer frame portion.   The connecting piece of one outer frame portion and the connecting piece of the other outer frame portion are arranged at positions that are line-symmetric with respect to a boundary between both outer frame portions. The corner pad according to claim 1.

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