JP2013147287A - Folding container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a folding container that has a structure where the other sidewall is slidably engaged with one sidewall in advance in any step from assembling to folding, eliminating hinged coupling to any bank sections to the one sidewall or the other sidewall, has a smaller number of parts, and simultaneously performs folding and assembling.SOLUTION: A folding container 100 including a bottom 101, one corresponding sidewalls 105, 106 hinged and coupled (104) to one corresponding bank sections 102, 103 of the bottom 101 and the other corresponding sidewalls 107, 108 of the bottom 101, wherein the one sidewalls 105, 106 are respectively coupled to the one bank sections 102, 103 each other, they have a first guide groove and a second guide groove mutually opposed to sides of upper ends of the other sidewalls 107, 108 on ends on the same side and the grooves are extended to depth directions and when they are assembled, an engaged protrusion engaged with the first guide groove or the second guide groove, is provided on sides of the upper ends of the other sidewalls 107, 108.

Description

  The present invention relates to an improvement of a folding container.

  A conventional folding container comprises a bottom, one opposing side wall hinged to one opposing bank portion of the bottom, and the other opposing side wall hinged to the other opposing bank portion of the bottom, The side wall is set up substantially vertically with respect to the bottom part to be assembled into a box shape, and the side wall is folded so as to overlap the bottom part (Patent Document 1).

JP2011-51628A JP2007-76655A

  However, in the conventional folding container, both the one side wall and the other side wall must be hinged with respect to the bank, and at the time of assembly, the one side wall and the other side wall are mutually connected at the top. In order to connect, it has been unavoidable to have a structure in which an engaging member is separately provided on the upper part of one or the other side wall to engage with each other (Patent Document 1, Patent Document 2, etc.).

  The object of the present invention is to eliminate the hinge connection to the bank portion on one side wall or the other side wall, so that the other side wall is preliminarily attached to one side wall at any stage of assembly and folding at the stage of assembly. An object of the present invention is to provide a folding container that has a structure that engages and slides, has a small number of parts, and can be folded or assembled at a time.

As a result of diligent examination of the present invention, the present invention is a folding container comprising a bottom, one opposite side wall hinged to one opposite bank portion of the bottom, and the other opposite side wall of the bottom.
The first guide groove and the second side wall are connected to one side wall and the other bank portion, and extend in the depth direction at the end on the same side and face the side surface of the other side wall during assembly. A folding container having a guide groove and having an engaging protrusion that engages and slides on the first guide groove or the second guide groove on a side surface of an upper end portion of the other side wall. Adopted.

  At the time of folding, the lower portion of the other side wall can be rotated while being tilted inward with the engaging protrusion as an axis, and the engaging protrusion is slid from the first guide groove to the second guide groove to be folded. And one side wall was made into the structure folded by hinge connection with respect to one bank part.

  Note that a baffle plate for the other side wall may be provided on the side surface of the one bank portion. The other side wall may be provided with a notch at the lower end, and a flange that engages with the recess may be provided on the upper surface of the bottom. The other side wall may be provided with a recess in the upper end, and a recess that matches the recess may be provided in the bottom.

  Therefore, the other opposite side wall has no hinge connection to the bank portion, and slides with one side wall pre-engaged with the other side wall at any stage from assembly to folding as well as assembly. Therefore, a folding container that has a small number of parts and can be folded or assembled at a time can be provided.

It is an upper side schematic perspective view from one side which shows one embodiment of the folding container which concerns on this invention. It is an upper side schematic perspective view from the other side. It is a back side schematic perspective view from the same one side. It is a partial expansion schematic front view which shows one side wall and bank part at the time of the assembly. It is a partial expansion schematic perspective view which shows the one side wall at the time of the assembly from the lower direction to the upper direction.

FIG. 6 is a schematic perspective view in which a lower portion of the other side wall is slightly tilted inward and an engagement protrusion is slid on the upper side of the first guide groove. It is the partial expansion schematic front view which made the engagement protrusion slide to the center vicinity of the said 1st guide groove. FIG. 5 is a schematic plan view in which a lower portion of the other side wall is slightly tilted inward and an engagement protrusion is slid on the upper side of the first guide groove. It is the schematic perspective view which fell the lower part of the other side wall horizontally, and made the engagement protrusion slide to the lower side of the 1st guide groove. It is the partial expansion schematic front view which made the engagement protrusion slide to the connection part with the 2nd connection groove of the 1st guide groove.

It is the schematic perspective view which made the engagement protrusion slide to the 2nd connection groove. It is a schematic perspective view which shows the state which raised the one side wall and folded the other side wall. It is a schematic perspective view which shows the state which has folded the one side wall. It is the partially expanded schematic plan view which shows the state of the 1st guide groove and the 2nd guide groove vicinity in the state which folded the one side wall. It is a partial expansion schematic perspective view in the state where the engagement projection of the other side wall was fixed in the second guide groove. It is a schematic side view which shows the state which both the same and the other folded.

  Hereinafter, although explained using a drawing, the present invention is not limited to the mode shown in the drawing.

FIG. 1 is an upper schematic perspective view from one side showing an embodiment of a folding container according to the present invention. FIG. 2 is an upper schematic perspective view from the other side. FIG. 3 is a schematic rear perspective view from the same side.
In the figure, reference numeral 100 denotes a folding container, which is a bottom 101, one opposing side wall (long side wall) 105, 106 hinged to one opposing bank 102, 103 of the bottom 101, and a hinge without a bank. The other side walls (short side walls) 107 and 108 of the bottom 101 are not connected to each other. Hereinafter, the relationship between the side wall (short side wall) 107 and the side wall (long side wall) 105 is the relationship between the side wall (short side wall) 107 and the side wall (long side wall) 106, and the side wall (long side wall) 106 and the side wall (short side wall) 108. Or the side wall (short side wall) 108 and the side wall (short side wall) 107 are the same.

  4, 5, 6, and 7, one side wall 105 and one bank portion 102 are connected to each other, and extend in the depth direction D at the end portions 109 and 110 on the same side, and It has the 1st guide groove 112 and the 2nd guide groove 113 which mutually face the side surface 111 of the side wall 107 at the time of an assembly. Further, the side surface 115 of the upper end portion 114 of the other side wall 107 has an engaging protrusion 116 that engages with and slides on the first guide groove 112 or the second guide groove 113.

  Therefore, when the container is folded, as shown in FIG. 8, the lower end portion 107a of the other side wall 107 can be rotated while being tilted inward with the engaging projection 116 as an axis, and as shown in FIG. As described above, the engaging protrusions 116 positioned at both upper end portions 114 of the other side wall 107 are slid and moved in the first guide groove 112 while engaging the first guide groove 112 in the depth direction D. 10, it moves downward to near the boundary 117 where the first guide groove 112 and the second guide groove 113 are connected, and further moves downward beyond the boundary 117. 11 and FIG. 12, it is possible to fold one side wall 105 with respect to one bank portion 102 with a hinge connection 104 as shown in FIG. 13 at the stage of moving to the second guide groove 113. . As shown in FIGS. 13, 14, and 15, 107 a is an end surface of the boundary portion 117 of the first guide groove 112, and 107 b is an end surface of the boundary portion 117 of the second guide groove 113. When the first guide portion 112 is folded and separated from the second guide groove 113, the end surfaces 117 a and 117 b are connected to each other. Are separated. FIG. 16 is a schematic side view showing the folded state.

  The engagement protrusion 116 is not particularly limited, but as shown in FIGS. 3 and 14, a rod portion 116a that slides into the first guide groove 112 or the second guide groove 113 as in the present embodiment. And a head portion 116b that is provided at the distal end portion of the rod portion 116a and engages with the first guide groove 112 or the second guide groove 113 is preferable.

  As shown in FIGS. 2 and 6, the other side wall 107 is engaged with the side surface 102a of the one bank portion 102 only by the upper end portion 114, and the lower end portion 107a of the other side wall 107 is free. Therefore, it is preferable to provide a triangular baffle plate 102b with respect to the lower end portion 107a of the other side wall 107 so as not to go any further.

  For the same reason, as shown in FIGS. 2, 6, 8 and 9, the other side wall 107 is provided with a recess 107b cut out at the lower end 107a, and a flange 101b engaged with the recess 107b is formed at the bottom. 101 is provided on the upper surface 101 a of the 101.

  As shown in FIGS. 2, 8, 9, 12, 13, and 16, the other side wall 107 is provided with a recess 107c in the upper end portion 114, and this recess 107c is used. The other side wall 107 can be easily rotated while being tilted inward with the engagement protrusion 116 as an axis, or can be slid in the first guide groove 112 while engaging with the first guide groove 112. It is easy to move. Further, in order to make it easier to take out the concave portion 107c in the figure, a concave portion 101c that coincides with the concave portion 107c is cut out in the bottom portion 101.

  The present invention can be widely used for folding containers.

DESCRIPTION OF SYMBOLS 100 Folding container 101 Bottom part 102 Bank part 104 Hinge connection 105 Side wall 107 Side wall 112 1st guide groove 113 2nd guide groove 116 Engagement protrusion

Claims (6)

In a folding container comprising a bottom part, one opposing side wall hinged to one opposing bank part of the bottom part, and the other opposing side wall of the bottom part,
The first guide groove and the second side wall are connected to one side wall and the other bank portion, and extend in the depth direction at the end on the same side and face the side surface of the other side wall during assembly. A folding container having a guide groove, and having an engaging protrusion that engages and slides on the first guide groove or the second guide groove on a side surface of an upper end portion of the other side wall.   At the time of folding, the lower portion of the other side wall can be rotated while being tilted inward with the engaging protrusion as an axis, and the engaging protrusion is slid from the first guide groove to the second guide groove to be folded. The folding container according to claim 1, wherein one side wall is folded with respect to one bank portion by hinge connection.   The engagement protrusion includes a rod portion that slides into the first guide groove or the second guide groove, and a head portion that is provided at a tip portion of the rod portion and engages with the first guide groove or the second guide groove. Item 3. The folding container according to item 1 or 2.   The folding container according to any one of claims 1 to 3, wherein a baffle plate for the other side wall is provided on a side surface of the one bank portion.   The folding container according to any one of claims 1 to 4, wherein the other side wall is provided with a recess cut out at a lower end portion, and a hook portion that engages with the recess is provided on an upper surface of the bottom portion. The folding container according to any one of claims 1 to 5, wherein the other side wall is provided with a recess formed in an upper end portion, and a recess that coincides with the recess is provided in a bottom portion.

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