JP2019199285A - Intermediate partition member - Google Patents

Abstract

To provide an intermediate partition member which can be produced simply and at a low cost.SOLUTION: An intermediate partition member 1 partitions the inside of a container into a plurality of sections, and is formed by one sheet of a sheet material. The sheet material comprises a plurality of partition pieces 2A-2C which are connected via folds 3A-3F. Out of the plurality of partition pieces 2A-2C, first incisions 4 obtained by notching upper end edges are provided on a part of the partition piece 2C, and second incisions 5 obtained by notching lower end edges are provided on another part of partition pieces 2B, 2B. The intermediate partition member is formed by the first incisions 4 and the second incisions 5 being engaged as the sheet material is bent by the folds 3A-3F.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a partition material for partitioning an interior of a container such as a box into a plurality of compartments and separately storing articles in each compartment.

  In the case of storing a plurality of articles in a box, a partition material has been conventionally used in order to prevent damage or breakage due to contact between the articles during transportation or the like. A conventional medium partition material is generally a combination of a plurality of partition pieces each having a cut formed by a cut and combined in a lattice shape. Since this conventional partition material is composed of a plurality of partition pieces, the number of parts is large and it takes time to assemble. In addition, if assembled in advance, a large amount of space is required for storing and transporting the plurality of partition members because of the bulkiness, resulting in waste, and the possibility that the stacked plurality of partition members collapses. And storage and transportation become difficult.

  Therefore, an intermediate partition material that can be folded into a flat plate shape and developed in a one-touch manner to form a three-dimensional lattice has been proposed (see, for example, Patent Document 1).

Japanese Patent No. 4990035

  However, in order to manufacture the partition material of Patent Document 1, (i) a step of cutting the plastic sheet to obtain an outer piece and an inner piece, and (ii) forming a plurality of folds on the inner piece and folding it. (Iii) a step of folding the inner piece into a flat state, (iv) a step of attaching the outer piece to the flat inner piece with an adhesive to obtain an inner piece with one outer piece, (v) After laminating a plurality of inner pieces with one outer side piece with an adhesive, it is necessary to go through a plurality of complicated steps such as a step of attaching the outer piece. As described above, the partition material of Patent Document 1 requires a great deal of labor, such as the need to affix a plurality of components with an adhesive during manufacture, and there is a problem that the manufacturing cost increases accordingly.

  The present invention has been made paying attention to the above-described problems, and an object thereof is to provide a partition material that can be manufactured easily and at low cost.

  An intermediate partition member according to the present invention that can solve the above-described problem is a partition member that partitions the interior of a container into a plurality of compartments, and is composed of a single sheet member, the sheet member being connected via a fold. A plurality of partition pieces provided, a first notch formed by cutting out an upper edge of the plurality of partition pieces, and a lower edge of the other part of the partition pieces. A second notch is formed by cutting out the sheet material, and the sheet material is formed by folding the sheet material at the fold and engaging the first notch and the second notch.

  In the intermediate partition member according to the present invention, it is preferable that the first cut and the second cut have a wide portion having a width larger than the thickness of the sheet material. The width of the wide portion is more preferably 1 mm or more larger than the thickness of the sheet material.

  Moreover, it is preferable that the partition material which concerns on this invention further has a narrow part with a width | variety smaller than the thickness of the said sheet | seat material in the said 1st cut and the said 2nd cut.

  Moreover, it is preferable that the partition material which concerns on this invention is provided with two or more said 1st cuts and said 2nd cuts, respectively.

  Moreover, it is preferable that the partition material which concerns on this invention contains the partition piece arrange | positioned so that the said several partition piece may be pinched | interposed between a box and another partition piece while being along the inner surface of a box.

  Moreover, it is preferable that the thickness of the partition material according to the present invention is uniform over the entire length when folded flatly.

  According to the partition material according to the present invention, it is constituted by a single sheet material in which the first cut and the second cut are formed, and the first cut and the second cut are meshed while the sheet material is folded at the fold. Just form the partition material. Therefore, the assembly of the partition material is simple, and the partition material can be manufactured at a low cost.

  Further, by folding the middle partition member flatly at a predetermined fold, the middle partition member becomes a flat plate shape, which is developed again with a single touch and becomes a three-dimensional shape. Therefore, when storing and transporting, the partition members are folded into a flat plate shape, and a plurality of partition members are stacked, so that they can be gathered together in a small space without being bulky. This facilitates storage and transportation of the partition material.

It is a perspective view of the partition material of one Embodiment. It is a perspective view of the state which mounted | wore the box with the intermediate partition material of FIG. It is an expanded view (front view of a sheet | seat material) of the partition material of FIG. It is a top view which shows the procedure which forms an intermediate partition material from the sheet | seat material of FIG. It is a top view which shows the procedure which forms an intermediate partition material from the sheet | seat material of FIG. It is a top view of the partition material of FIG. It is a perspective view of the process in which the partition material of FIG. It is a perspective view when the partition material of FIG. 1 becomes flat form. It is a figure (plan view) which shows schematic structure of the state where the partition material of other embodiments was attached to the box. FIG. 10 is a diagram (plan view) illustrating a schematic configuration of a process of folding the middle partition member of FIG. 9 into a flat plate shape. It is a figure (plan view) which shows schematic structure of the state where the partition material of other embodiments was attached to the box. It is a figure (plan view) which shows schematic structure of the process which folds the partition material of FIG. It is a figure (plan view) which shows schematic structure of the state where the partition material of other embodiments was attached to the box. It is a figure (plan view) which shows schematic structure of the process which folds the inner partition material of FIG. It is a figure (plan view) which shows schematic structure of the state where the partition material of other embodiments was attached to the box. It is a figure (plan view) which shows schematic structure of the process which folds the partition material of FIG. 15 and makes it flat form. It is a figure (plan view) which shows schematic structure of the state where the partition material of other embodiments was attached to the box. It is a figure (plan view) which shows schematic structure of the process which folds the partition material of FIG. 17 and makes it flat form.

  Hereinafter, one embodiment of a partition material according to the present invention will be described with reference to the accompanying drawings. The middle partition member is attached to the container, and is used for partitioning the inside of the container into a plurality of sections and separately storing articles in each section. In the following description, a box will be described as an example of a container. However, a container in which a partition material is used is not necessarily limited to a box as long as it is used for packaging or storing articles. . Further, the container may be made of various materials such as cardboard, cardboard, plastic and metal.

  FIG. 1 shows the appearance of the partition material 1 according to an embodiment, and FIG. 2 shows a state in which the partition material 1 of FIG. The box 100 is, for example, a rectangular box in plan view in which a pair of front and rear side plates 102 and 103 and a pair of left and right side plates 104 and 105 are erected on four sides of the bottom plate 101. The inner partition 1 is divided into a plurality of sections by dividing the interior of the box 100 into a plurality of sections in both the x direction and the y direction. In this embodiment, there are three sections 106 in the x direction and three in the y direction. Partition.

  The middle partition member 1 is formed by folding up one sheet member 10 shown in FIG. The sheet material 10 is made of a material such as cardboard, corrugated paper, or plastic sheet having a substantially constant thickness. The sheet material 10 includes a predetermined number of a plurality of types of partition pieces 2 having different lengths. In the sheet material 10, a plurality of partition pieces 2 are arranged in a row in a row through fold lines 3, and fold lines 3 extending in the vertical direction are provided in parallel between two adjacent partition pieces 2. It has been. The plurality of creases 3 can be mountain-folded or valley-folded.

In the present embodiment, a plurality of partition pieces 2 has three first partition piece 2A ₁ to 2A region ₃ having a first length l1, the second length l2 is greater than the first length l1 and three second partition piece _2B 1 _{~2B 3,} is composed of a one third partition piece 2C having a third length l3 greater than the second length l2. The third partition piece 2C having the longest length divides the y direction inside the box 100 into two. Of the _three second partition pieces 2B _{1 to} 2B 3 having the next largest length, the two second partition pieces 2B ₁ and 2B ₂ intersect with the third partition piece 2C and the x direction inside the box 100 Are divided into three, and the remaining second partition piece 2B ₃ is arranged along the inner surface of the box 100. The three first partition pieces 2 </ b> A _{1 to} 2 </ b> A ₃ having the smallest length are arranged along the inner surface of the box 100.

The sheet material 10 has a third partition piece 2C, a fold 3A, a first partition piece 2A ₁ , a fold line 3B, a first partition piece 2A ₂ , a fold line 3C, and a second partition piece 2B ₁ from one side (right side in FIG. 3). The fold line 3D, the first partition piece 2A ₃ , the fold line 3E, the second partition piece 2B ₂ , the fold line 3F, and the second partition piece 2B ₃ are arranged in this order. In the following description, the three first partition pieces 2A _{1 to} 2A ₃ are collectively referred to as a first partition piece 2A, and the three second partition pieces 2B _{1 to} 2B ₃ are collectively referred to as a second partition piece 2B. In some cases.

  Each of the partition pieces 2A to 2C has a rectangular shape, and the heights thereof are all the same, but the lengths thereof are different. The first length 11 of the first partition piece 2A is the size of each section 106 in the box 100. The second length l2 of the second partition piece 2B is approximately twice the first length l1 of the first partition piece 2A, and the third length l3 of the third partition piece 2C is It is approximately three times the first length l1 of the one partition piece 2A.

  Among the plurality of partitioning pieces 2, a part of the partitioning pieces 2 has one of the upper and lower edges (upper edge in FIG. 3) facing the opposite edge (lower in FIG. 3) with a predetermined width and length. A first cut 4 formed by cutting out is provided. In addition, among the plurality of partition pieces 2, the other part of the partition pieces 2 has the other upper and lower edges (lower edge in FIG. 3) with the predetermined width and length on the opposite edge (in FIG. 3). A second cut 5 formed by cutting out (upward) is provided. The first notch 4 and the second notch 5 are inserted deeply from above and below when the partition pieces 2 formed with each other are crossed with each other so that the two notches are crossed. Fix it.

  The first cut 4 and the second cut 5 each have a wide portion 6A having a wide width and a narrow portion 6B having a narrow width.

  The width D of the wide portion is larger than the thickness of the sheet material 10, and preferably 1 mm or more larger than the thickness of the sheet material 10. Thereby, when the two partition pieces 2 formed with the first cut 4 and the second cut 5 are crossed, the first cut 4 and the second cut 5 can be easily engaged with each other, and the assembly of the intermediate partition member 1 can be performed. It becomes easy. In addition, as will be described in detail later, when the assembled intermediate partition member 1 is folded, the shape of the intersecting two partition pieces 2 can be changed at the first notch 4 and the second notch 5 as the intersecting portions (shape). It is possible to superimpose well without destroying. In addition, although the shape of the groove bottom of the wide portion 6A is a triangular shape in the present embodiment, the shape is not limited to a triangular shape, and may be another shape such as a rectangular shape or an arc shape.

  The narrow portion 6B is formed to be narrower than the width D and extend vertically in the center in the width direction of the groove bottom of the wide portion 6A. The width of the narrow portion 6B is the same as or smaller than the thickness of the sheet material 10. Thereby, when the two partition pieces 2 formed with the first cut 4 and the second cut 5 are crossed, the partition pieces 2 can be strongly fixed in a crossed state.

In the present embodiment, among the plurality of partition pieces 2, two first cuts 4 are provided at a predetermined interval in a third partition piece 2 </ b> C that divides the y direction inside the box 100 into two. On the other hand, among the plurality of partition pieces 2, one second notch 5 is provided in each of the two second partition pieces 2 </ b> B ₁ and the second partition pieces 2 </ b> B ₂ that intersect with the third partition piece 2 </ b> C.

  Next, a procedure for folding the sheet material 10 having the above configuration into the middle partition material 1 and partitioning the inside of the box 100 into a plurality of compartments will be described.

First, the sheet material 10 of FIG. 3, the fold 3A, 3B, and valley fold at each 90 degrees at 3C, by intersecting the second partition piece 2B ₁ in the third partition piece 2C, one of the third partition member 2C The second cut 5 of the second partition piece 2B ₁ is engaged with the first cut 4 (FIG. 4). Next, fold 3D, by intersecting the second partition piece 2B ₂ in the third partition member 2C and mountain fold on each 90 degrees at 3E, the second partition piece to the first notch 4 of the other of the third partition member 2C The 2B _2nd notch 5 is meshed | engaged (FIG. 5). Finally, mountain-folded at 90 degrees at the crease 3F, for distributing the second partition piece 2B ₃ to the outside of the first partition piece 2A ₂ (Figure 6). Thereby, the partition material 1 is formed.

When the intermediate partition member 1 shown in FIG. 1 formed in this way is attached to the inside of the box 100, as shown in FIG. 2, the three first partition pieces 2A are provided on the side plates 102, 103, Along the inner surface of 105. Thereby, the shape of the middle partition 1 is maintained, and the inside of the box 100 is partitioned into six sections by the middle partition 1. Further, the second partition piece 2B ₃ along the inner surface of the side plate 103 of the box 100 beyond the at least one compartment 106 is sandwiched between the box 100 and the first partition piece 2A _2. In the present embodiment, the tip of the second partition piece 2B ₃ extends to the end of the corner section 106 and faces the side plate 105.

  According to the partition material 1 of the present embodiment, the first partition 4 and the second slit 5 are formed of a single sheet material 10, and the sheet material 10 is bent while being bent a plurality of times at the folds 3 </ b> A to 3 </ b> F. The intermediate partition 1 can be formed simply by meshing the first cut 4 and the second cut 5. Therefore, the assembly of the intermediate partition member 1 is simple, and the intermediate partition member 1 can be manufactured at a low cost.

Further, the intermediate partition member 1 of the present embodiment extends along the inner surface of the box 100 beyond the at least one section 106 in the box 100 at the tip of the second partition piece 2B _{2 that} partitions the x direction in the box 100. second partition piece 2B ₃ extending Te is connected. The box 100 and the second partition piece B ₃ extending along the inner surface and not involved in the formation of the partition 106, the intermediate partition member 1 even without the second partition piece 2B ₃ is inside the box 100 a plurality of It can be partitioned into compartments, maintaining the the presence of the second partition piece B _3, freely without touching the second distal end of the partition piece 2B ₂ to the left and right for dividing the x direction within the box 100, in place can do. As a result, the shape of the partition 106 formed in the box 100 by the intermediate partition 1 can be firmly held. The effect of maintaining the shape of the compartment 106 is improved by extending the second partition piece B _{3 that} is not involved in the formation of the compartment 106 to the end of the corner compartment 106 in the box 100.

  Further, as shown in FIG. 7, the middle partition member 1 of the present embodiment is folded flat through, for example, the fold line 3 </ b> B and the fold line 3 </ b> E, so that a plurality of partition pieces 2 connected in series are formed as illustrated in FIG. 8. It becomes a flat plate shape folded several times, and it expands again with a single touch and becomes a three-dimensional shape. Therefore, by folding and dividing the partition material 1 into a flat plate shape at the time of storage and transportation and stacking the plurality of partition materials 1, they can be gathered together in a small space without being bulky, and can be easily stored and transported.

  In addition, the partition material 1 of the present embodiment has a uniform thickness over the entire length in the state of being folded into a flat plate shape, and has the thickness of the sheet material 10 as a uniform thickness over the entire length. Yes. Therefore, when the plurality of intermediate partition members 1 are stacked and gathered together, the intermediate partition members 1 are not stacked in a state of being inclined to the left and right as they go upward, and can be stacked in a balanced manner.

  As mentioned above, although one embodiment of the partition material according to the present invention has been described, the partition material according to the present invention is not limited to the above embodiment, and various modifications can be made without departing from the spirit of the present invention. Is possible. For example, the following changes are possible.

In the above-described embodiment, the intermediate partition member 1 (sheet material 10) is sandwiched between the box 100 and the first partition piece 2A at one end of the both ends along the inner surface of the box 100. Is provided with a partition piece 2 (second partition piece 2B _{3 in} the above embodiment). However, the partition material according to the present invention does not necessarily include the partition piece 2.

  Moreover, in the said embodiment, the thickness of the partition material 1 is equal over the full length in the state folded by flat form. However, the partition material according to the present invention is not necessarily equal in thickness in a state of being folded into a flat plate shape.

  Moreover, in the said embodiment, the partition material 1 has divided the inside of the box 100 into the six divisions 106. FIG. However, the partition material according to the present invention may partition the inside of the box 100 into a plurality of other compartments 106.

  For example, as shown in FIG. 9, the middle partition member 1 may be configured to partition the inside of the box 100 into two sections 106 in total, two in the x direction and two in the y direction. In this case, the box 100 is a square box in plan view.

Partition member 1 shown in FIG. 9, a plurality of partition pieces 2, the three first partition piece _2A 1 to 2A region ₃ having a first length l1, the first length l1 is greater than the length l2 and a second partition piece _2B 1 _{~2B 3} three with (= 2 × l1). Of the _three second partition pieces 2B _{1 to} 2B 3 having the longest length, the two second partition pieces 2B ₁ and 2B ₂ cross each other, and the x direction and the y direction inside the box 100 are respectively 2 It is divided into two. The remaining second partition piece 2B ₃ is disposed along the inner surface of the box 100 so as to be sandwiched between the box 100 and the first partition piece 2A _1, and its tip extends to the end of the corner section 106. Facing the inner surface of the box 100. The three first partition pieces 2 </ b> A _{1 to} 2 </ b> A ₃ having the smallest length are arranged along the inner surface of the box 100.

Although not shown, out of the plurality of partition pieces 2, the first notch 4 is provided one for the second partition piece 2B ₁ of one of the two second partition piece 2B _1, 2B ₂ crossing each other, the other second cuts 5 are provided one for the second partition piece 2B _2.

Similarly to the above-described embodiment, the partition member 1 shown in FIG. 9 is configured by a single sheet material 10 (not shown). The intermediate partition 1 can be formed simply by folding and folding the first cut 4 and the second cut 5. Further, due to the presence of the second partition piece 2B ₃ extending along the inner surface of the box 100, the effect of maintaining the shape of the partition 106 can be obtained as in the above embodiment. In addition, as shown in FIG. 10, by flatly folding through the fold 3B and the fold 3D, as in the above-described embodiment, a plurality of partition pieces 2 connected in series becomes a flat plate shape folded several times, It expands again with a single touch and becomes a three-dimensional shape. At this time, due to the presence of the first partition member 2A ₃ and the second partition member 2B ₃ , the thickness of the intermediate partition member 1 becomes substantially uniform over the entire length in a state of being folded into a flat plate shape. Thus, the thickness of three sheets is evenly distributed over the entire length.

  Next, as shown in FIG. 11, the middle partition member 1 may partition the inside of the box 100 into four sections 106 in total in the x direction and two in the y direction. In this case, the box 100 is a rectangular box in plan view.

Partition member 1 shown in FIG. 11, as the plurality of partition pieces 2, four of the first partition piece _2A 1 to 2A region ₄ having a first length l1, the second greater than the first length l1 the length l2 (= 2 × l1) 3 single second partition piece _2B 1 ～2B ₃ with, one having a third length greater than the second length l2 l3 (= 3 × l1) first 3 partition pieces 2C and one fourth partition piece 2D having a fourth length l4 (= 4 × l1) larger than the third length l3. The fourth partition piece 2D having the largest length divides the y direction inside the box 100 into two. Third partition piece 2C is next larger length is disposed so as to be sandwiched between the box 100 and the first partition piece 2A ₃ together along the inner surface of the box 100, the tip end of the corner of the compartment 106 Extends to the inner surface of the box 100. Second partition piece _2B 1 _{~2B 3} three length next larger is to intersect the fourth partition member 2D, partitioning the interior of the x-direction of the box 100 into four. The four first partition pieces 2 </ b> A _{1 to} 2 </ b> A ₄ having the smallest length are arranged along the inner surface of the box 100.

Although not shown in the figure, among the plurality of partition pieces 2, the fourth partition piece 2D that divides the y direction inside the box 100 into two is provided with three first cuts 4 at predetermined intervals. Yes. On the other hand, among the plurality of partition pieces 2, one second notch 5 is provided in each of _three second partition pieces 2 </ b> B _{1 to} 2 </ b> B 3 that intersect with the fourth partition piece 2 </ b> D.

  Similarly to the above embodiment, the partition material 1 shown in FIG. 11 is also constituted by one sheet material 10 (not shown), and the sheet material 10 is fold-folded or valley-folded at 90 degrees at the folds 3A to 3H, respectively. The intermediate partition 1 can be formed simply by folding and folding the first cut 4 and the second cut 5. Further, due to the presence of the third partition piece 2C extending along the inner surface of the box 100, the effect of maintaining the shape of the partition 106 can be obtained as in the above embodiment. In addition, as shown in FIG. 12, a plurality of partition pieces 2 connected in series are folded several times in the same manner as in the above-described embodiment by being folded flatly through, for example, the crease 3B, the crease 3E, the crease 3F, and the crease 3H. It becomes the shape of a stacked flat plate, and it expands again with a single touch to form a three-dimensional shape.

  Next, as shown in FIG. 13, the middle partition member 1 may partition the inside of the box 100 into three sections 106 in total in the x direction and three in the y direction. In this case, the box 100 is a square box in plan view.

Partition member 1 shown in FIG. 13, a plurality of partition pieces 2, four of the first partition piece _2A 1 to 2A region ₄ having a first length l1, the second greater than the first length l1 One second partition piece 2B having a length l2 (= 2 × 11) and four third partition pieces 2C having a third length l3 (= 3 × l1) larger than the second length l2. and a _{1 ~2C 4.} Third partition piece 2C ₁ ~2C ₄ length of the four largest is intersect to form a grid to partition the interior of the x and y directions of the box 100 into three, respectively. Second partition piece 2B is next larger length is disposed so as to be sandwiched between the box 100 and the first partition piece 2A ₃ together along the inner surface of the box 100, the tip end of the corner of the compartment 106 Extends to the inner surface of the box 100. The four first partition pieces 2 </ b> A _{1 to} 2 </ b> A ₄ having the smallest length are arranged along the inner surface of the box 100.

Although illustration is omitted, among the plurality of partition pieces 2, two third partition pieces 2C ₁ and 2C ₂ of _four third partition pieces 2C _{1 to} 2C 4 that intersect in a lattice form are spaced by a predetermined interval 2. Two first cuts 4 are provided, and two second cuts 5 are provided at predetermined intervals in the remaining two third partition pieces 2C ₃ and 2C ₄ .

  The partition material 1 shown in FIG. 13 is also composed of a single sheet material 10 (not shown) as in the above embodiment, and the sheet material 10 is folded at 90 degrees at each of the folds 3A to 3H at 90 degrees. The intermediate partition 1 can be formed simply by folding and folding the first cut 4 and the second cut 5. Further, due to the presence of the second partition piece 2B extending along the inner surface of the box 100, the effect of maintaining the shape of the partition 106 can be obtained as in the above embodiment. In addition, as shown in FIG. 14, for example, by folding flatly via the fold 3B, the fold 3C, the fold 3E, the fold 3F, and the fold 3H, a plurality of partition pieces 2 connected in series can be obtained as in the above embodiment. It becomes a flat plate shape folded several times, and it expands again with a single touch and becomes a three-dimensional shape.

  Next, as shown in FIG. 15, the middle partition member 1 may partition the inside of the box 100 into four sections 106 in total in the x direction and three in the y direction. In this case, the box 100 is a rectangular box in plan view.

The middle partition member 1 shown in FIG. 15 includes, as a plurality of partition pieces 2, five first partition pieces 2A _{1 to} 2A ₅ having a first length 11 and a third length larger than the first length 11. length l3 (= 3 × l1) 4 one third partition piece _2C 1 _{~2C 4} having two first having a fourth length greater than the third length l3 l4 (= 4 × l1) It has 4 partition pieces 2D ₁ and 2D ₂ . The fourth partition pieces 2D ₁ and 2D ₂ having the largest length divide the y direction inside the box 100 into three. Of length next larger third partition piece _2C 1 _{~2C 4,} the third partition piece _2C 1 _{~2C 3} is 4 intersects the partition piece _2D 1, 2D _2, inside the x-direction of the box 100 is divided into four, the third partition member 2C ₄ remaining one is arranged so as to be sandwiched between the box 100 together along the inner surface of the box 100 and the first partition member 2A _4, the tip corner It extends to the end of the partition 106 and faces the inner surface of the box 100. The four first partition pieces 2 </ b> A _{1 to} 2 </ b> A ₅ having the smallest length are arranged along the inner surface of the box 100.

Although not shown in the figure, among the plurality of partition pieces 2, the fourth partition pieces 2D ₁ and 2D ₂ that divide the y direction inside the box 100 into three are provided with three first cuts 4 at predetermined intervals. Is provided. On the other hand, among the plurality of partition pieces 2, the fourth partition piece _2D 1, 2D ₂ and three second partition piece _2C 1 _{~2C 3} crossing each second cuts 5 of the two at a predetermined distance Is provided.

Similarly to the above-described embodiment, the partition material 1 shown in FIG. 15 is configured by one sheet material 10 (not shown). The intermediate partition 1 can be formed simply by folding and folding the first cut 4 and the second cut 5. Moreover, the presence of the third partition member 2C ₄ extending along the inner surface of the box 100, as in the above embodiment, it is possible to obtain the effect of the shape retention of the compartment 106. In addition, as shown in FIG. 16, a plurality of partition pieces 2 connected in series can be obtained by folding in a flat manner through, for example, the crease 3B, the crease 3C, the crease 3E, the crease 3F, and the crease 3I. It becomes a flat plate shape folded several times, and it expands again with a single touch and becomes a three-dimensional shape.

  Next, as illustrated in FIG. 17, the middle partition member 1 may partition the inside of the box 100 into four sections 106 in total in the x direction and four in the y direction. In this case, the box 100 is a square box in plan view.

The middle partition member 1 shown in FIG. 17 includes, as a plurality of partition pieces 2, six first partition pieces 2A _{1 to} 2A ₆ having a first length 11 and a third length larger than the first length 11. One third partition piece 2C having a length l3 (= 3 × 11) and six fourth partition pieces 2D having a fourth length l4 (= 4 × l1) larger than the third length l3 _{1 to} 2D ₆ . The four third partition pieces 2D _{1 to} 2D ₆ having the largest length intersect so as to form a lattice, and divide the x direction and the y direction inside the box 100 into four, respectively. Third partition piece 2C is next larger length is disposed so as to be sandwiched between the box 100 together along the inner surface of the box 100 and the first partition piece 2A _5, the tip end of the corner of the compartment 106 Extends to the inner surface of the box 100. The six first partition pieces 2 </ b> A _{1 to} 2 </ b> A ₆ having the smallest length are arranged along the inner surface of the box 100.

Although not shown, out of the plurality of partition pieces 2, the fourth partition piece _2D 1 _{~2D 3} of 3 of the 4 partition piece _2D 1 _{~2D 6} six intersecting to form a grid at predetermined intervals 3 One first cut 4 is provided, and three second cuts 5 are provided at predetermined intervals in the remaining three third partition pieces 2D _{4 to} 2D ₆ .

  Similarly to the above embodiment, the partition material 1 shown in FIG. 17 is also composed of one sheet material 10 (not shown), and the sheet material 10 is folded at 90 degrees or at valleys at the folds 3A to 3L. The intermediate partition 1 can be formed simply by folding and folding the first cut 4 and the second cut 5. Further, due to the presence of the third partition piece 2C extending along the inner surface of the box 100, the effect of maintaining the shape of the partition 106 can be obtained as in the above embodiment. In addition, as shown in FIG. 18, for example, by folding flatly via the crease 3A, the crease 3D, the crease 3E, the crease 3G, the crease 3H, and the crease 3K, a plurality of partitions connected in series as in the above embodiment. The piece 2 is formed into a flat plate shape that is folded several times, and is developed again with a single touch to form a three-dimensional shape.

DESCRIPTION OF SYMBOLS 1 Middle partition material 2 Partition piece 3 Fold 4 First cut 5 Second cut 6A Wide part 6B Narrow part 10 Sheet material

Claims (7)

A partition material that partitions the interior of the container into a plurality of compartments,
Consists of one sheet material,
The sheet material includes a plurality of partition pieces arranged continuously through a fold line,
Of the plurality of partition pieces, some of the partition pieces are provided with first cuts formed by cutting out the upper edge, and other of the partition pieces are provided with second cuts formed by cutting out the lower edge. And
A partition material formed by folding the sheet material at the fold and engaging the first cut and the second cut.   2. The partition material according to claim 1, wherein the first cut and the second cut have a wide portion having a width larger than a thickness of the sheet material.   The width | variety of the said wide part is a partition material of Claim 2 larger than the thickness of the said sheet material by 1 mm or more.   4. The partition material according to claim 2, wherein the first cut and the second cut further include a narrow portion having a width smaller than a thickness of the sheet material.   The partition material according to any one of claims 1 to 4, wherein a plurality of the first cuts and the second cuts are provided.   6. The partition material according to claim 1, wherein the plurality of partition pieces include a partition piece arranged along the inner surface of the box and sandwiched between the box and another partition piece. .   The partition material in any one of Claims 1-6 in which thickness becomes equal over the full length when it folds flatly.