JP7229674B2 - Partition material - Google Patents

Description

TECHNICAL FIELD The present invention relates to a partition member for partitioning the inside of a container such as a box into a plurality of compartments and separately storing articles in each compartment.

2. Description of the Related Art In the case of storing a plurality of articles in a box, a partition member has been conventionally used in order to prevent the articles from being damaged or damaged due to contact between the articles during transportation or the like. A conventional intermediate partition member is generally formed by combining a plurality of partition pieces having notches formed therein so as to mesh with the notches to form a lattice. Since this conventional partition member is composed of a plurality of partition pieces, the number of parts is large and assembly is troublesome. In addition, if assembled in advance, it is bulky and requires a lot of space to store and transport multiple partitions, which is wasteful, and there is a possibility that the stacked multiple partitions will collapse. It is difficult to store and transport.

In view of this, there has been proposed a partition member that can be folded into a flat plate shape and unfolded into a three-dimensional lattice shape with a single touch (see Patent Document 1, for example).

Japanese Patent No. 4990035

However, in order to manufacture the partition member of Patent Document 1, (i) a step of cutting a plastic sheet to obtain an outer piece and an inner piece, (ii) a plurality of creases are formed in the inner piece and folded. (iii) folding the inner piece into a flattened state; (iv) adhering the outer piece to the flattened inner piece with an adhesive to obtain an inner piece with one outer piece; (v) After laminating a plurality of inner pieces with one side outer piece with an adhesive, it is necessary to go through a plurality of complicated steps such as a step of attaching the outer pieces. As described above, the partition member of Patent Document 1 requires a great deal of time and effort, such as the need to attach a plurality of parts with an adhesive, in manufacturing, which raises the manufacturing cost.

The present invention has been made in view of the above-described problems, and an object of the present invention is to provide a partition member that can be manufactured simply and at low cost.

A partition member according to the present invention that can solve the above problems divides the interior of a container into a plurality of compartments, and is composed of a single sheet member, and the sheet members are connected via folds. Some of the plurality of partition pieces are provided with a first notch formed by notching the upper edge of the partition piece, and some of the other partition pieces are provided with the lower edge of the partition piece. and is formed by folding the sheet material at the crease and engaging the first and second cuts.

In the partition material 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. More preferably, the width of the wide portion is greater than the thickness of the sheet material by 1 mm or more.

Further, in the partition material according to the present invention, it is preferable that the first cut and the second cut further have a narrow portion having a width smaller than the thickness of the sheet material.

Moreover, it is preferable that the partition material according to the present invention is provided with a plurality of the first cuts and the second cuts.

Further, in the middle partition material according to the present invention, it is preferable that the plurality of partition pieces include partition pieces arranged along the inner surface of the box and sandwiched between the box and other partition pieces.

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

According to the partition member according to the present invention, it is composed of one sheet material in which the first cut and the second cut are formed, and the first cut and the second cut are engaged while folding the sheet material at the crease. It is possible to form a partition member by itself. Therefore, the intermediate partition can be easily assembled, and the intermediate partition can be manufactured at low cost.

In addition, by folding the partition member into a flat shape along a predetermined crease, the partition member becomes a flat plate, which can be unfolded again with a single touch to form a three-dimensional shape. Therefore, by folding the middle partition material into a flat plate shape during storage or transportation, and stacking a plurality of middle partition materials, it is possible to collect them into a single mass without being bulky and space-saving. Therefore, storage and transportation of the partition material are facilitated.

It is a perspective view of the partition material of one Embodiment. FIG. 2 is a perspective view of a state in which the inner partition member of FIG. 1 is attached to a box; FIG. 2 is a developed view of the partition member in FIG. 1 (a front view of the sheet member). FIG. 4 is a plan view showing a procedure for forming an intermediate partition member from the sheet member of FIG. 3; FIG. 4 is a plan view showing a procedure for forming an intermediate partition member from the sheet member of FIG. 3; FIG. 2 is a plan view of the partition member in FIG. 1; 1. It is a perspective view of the process of folding the partition material of FIG. 1 into a flat plate shape. 1. It is a perspective view when the partition material of FIG. 1 becomes flat form. FIG. 11 is a diagram (plan view) showing a schematic configuration of a state in which a partition member according to another embodiment is attached to a box; FIG. 10 is a diagram (plan view) showing a schematic configuration of the process of folding the partition member of FIG. 9 into a flat plate shape; FIG. 11 is a diagram (plan view) showing a schematic configuration of a state in which a partition member according to another embodiment is attached to a box; FIG. 12 is a diagram (plan view) showing a schematic configuration of the process of folding the partition member of FIG. 11 into a flat plate shape; FIG. 11 is a diagram (plan view) showing a schematic configuration of a state in which a partition member according to another embodiment is attached to a box; FIG. 14 is a diagram (plan view) showing a schematic configuration of the process of folding the partition member of FIG. 13 into a flat plate shape; FIG. 11 is a diagram (plan view) showing a schematic configuration of a state in which a partition member according to another embodiment is attached to a box; FIG. 16 is a diagram (plan view) showing a schematic configuration of the process of folding the partition member of FIG. 15 into a flat plate shape; FIG. 11 is a diagram (plan view) showing a schematic configuration of a state in which a partition member according to another embodiment is attached to a box; FIG. 18 is a diagram (plan view) showing a schematic configuration of the process of folding the partition member of FIG. 17 into a flat plate shape;

An embodiment of a partition member according to the present invention will be described below with reference to the accompanying drawings. The partition member is attached to the container and used to divide the interior of the container into a plurality of compartments and store articles separately in each compartment. In the following description, a box is used as an example of a container, but the container using the partition material is not necessarily limited to a box as long as it is used for packaging or storing articles. . Also, the material of the container may be various materials such as cardboard, corrugated cardboard, plastic, and metal.

FIG. 1 shows the appearance of the partition member 1 of one embodiment, and FIG. 2 shows the state in which the partition member 1 of FIG. The box 100 is, for example, a rectangular box in plan view having a pair of front and rear side plates 102 and 103 and a pair of left and right side plates 104 and 105 erected on the four sides of a bottom plate 101 . The partition member 1 partitions the interior of the box 100 into a plurality of compartments in both the x direction and the y direction, and in this embodiment, there are a total of six compartments 106, three in the x direction and two in the y direction. divide into

The 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 cardboard, plastic sheet, etc., having a substantially uniform thickness. The sheet material 10 has a predetermined number of partition pieces 2 of a plurality of types with different lengths. The sheet material 10 has a plurality of partition pieces 2 which are continuously arranged in a horizontal row via folds 3, and vertically extending folds 3 are provided in parallel between two adjacent partition pieces 2. It is A plurality of creases 3 can be mountain folds or valley folds.

In this embodiment, the plurality of partition pieces 2 has three first partition pieces 2A ₁ to 2A ₃ having a first length l1 and a second length l2 greater than the first length l1. It is composed of three second partition pieces 2B ₁ to 2B ₃ and one third partition piece 2C having a third length l3 larger than the second length l2. The third partition piece 2C having the longest length divides the inside of the box 100 into two in the y direction. Of the three second partition pieces 2B ₁ to 2B ₃ with the next largest length, the two second partition pieces 2B ₁ and 2B ₂ intersect with the third partition piece 2C and extend inside the box 100 in the x direction. is divided into three, and the remaining one second partition piece _2B3 is arranged along the inner surface of the box 100. As shown in FIG. The three first partition pieces 2A ₁ to 2A ₃ with the shortest length are arranged along the inner surface of the box 100 .

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

Each of the partition pieces 2A to 2C is rectangular and has the same height but different lengths. The first length l1 of the first partition 2A is the dimension of each compartment 106 within the box 100. As shown in FIG. The second length l2 of the second partition 2B is approximately twice the first length l1 of the first partition 2A, and the third length l3 of the third partition 2C is It is approximately three times the first length l1 of the first partition piece 2A.

Among the plurality of partition pieces 2, some of the partition pieces 2 have one upper or lower edge (upper edge in FIG. 3) directed to the opposite edge (downward in FIG. 3) with a predetermined width and length. A first notch 4 is provided which is formed by notching. In addition, among the plurality of partition pieces 2, some of the other partition pieces 2 have the other upper and lower edges (lower edges in FIG. 3) on the opposite side with a predetermined width and length (in FIG. 3). A second notch 5 is formed by notching toward the top). The first cut 4 and the second cut 5 are inserted deeply into each other from above and below when the partition pieces 2 formed thereon are crossed with each other, and are engaged with each other, so that the two partition pieces 2 are crossed. fixed.

Each of the first cut 4 and the second cut 5 has a wide portion 6A and a narrow portion 6B.

The width D of the wide portion is greater than the thickness of the sheet material 10, preferably greater than the thickness of the sheet material 10 by 1 mm or more. As a result, when the two partition pieces 2 having the first cut 4 and the second cut 5 formed thereon are crossed, the first cut 4 and the second cut 5 can be easily engaged with each other, and the intermediate partition member 1 can be assembled. easier. In addition, although the details will be described later, when folding the assembled partition member 1, the shape of the two intersecting partition pieces 2 is changed at the first notch 4 and the second notch 5, which are the intersecting portions. It can be superimposed well without collapsing). Although the shape of the groove bottom of the wide portion 6A is triangular in this embodiment, it is not limited to the triangular shape, and may be rectangular, arc-shaped, or other shapes.

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

In this embodiment, two first cuts 4 are provided at predetermined intervals in the third partition 2C that divides the inside of the box 100 into two in the y direction among the plurality of partitions 2 . On the other hand, among the plurality of partition pieces 2, two second partition pieces _2B1 and _2B2 intersecting with the third partition piece 2C are provided with one second cut 5, respectively.

Next, the procedure for dividing the inside of the box 100 into a plurality of compartments by folding up the sheet material 10 having the above structure to form the partition material 1 will be described.

First, the sheet material 10 of FIG. 3 is valley-folded at 90 degrees at each of the fold lines 3A, 3B, and 3C, and the second partition piece _2B1 is crossed with the third partition piece 2C. The second notch 5 of the second partition piece _2B1 is engaged with the first notch 4 of the (Fig. 4). Next, the second partition piece 2B2 is crossed with the third partition piece 2C by folding the creases 3D and 3E at 90 degrees, and the second partition piece is inserted into the other first notch ₄ of the third partition piece 2C. 2B Engage the second notch 5 of ₂ (Fig. 5). Finally, the fold line 3F is mountain-folded at 90 degrees to arrange the second partition piece _2B3 outside the first partition piece _2A2 (Fig. 6). Thereby, the partition member 1 is formed.

1 formed in this manner is mounted inside the box 100, the three first partitions 2A are attached to the side plates 102, 103, and 103 of the box 100 as shown in FIG. along the inner surface of 104 ; As a result, the shape of the partition member 1 is maintained, and the interior of the box 100 is partitioned into six compartments by the partition member 1 . A second partition _2B3 extends beyond at least one section 106 and is sandwiched between the box 100 and the first partition _2A2 along the inner surface of the side plate 102 of the box 100. As shown in FIG. In this embodiment, the tip of the second partition piece _2B3 extends to the end of the corner section 106 and faces the side plate 104. As shown in FIG.

According to the partition member 1 of the present embodiment, it is composed of one sheet member 10 in which the first cut 4 and the second cut 5 are formed. The intermediate partition member 1 can be formed only by meshing the first cut 4 and the second cut 5. - 特許庁Therefore, the assembly of the partition member 1 is simple, and the partition member 1 can be manufactured at low cost.

In addition, the partition member 1 of the present embodiment is arranged along the inner surface of the box 100 beyond at least one partition 106 inside the box 100 at the tip of the second partition _2B2 that divides the inside of the box 100 in the x direction. A second partition piece _2B3 is connected. The second partition _B3 extending along the inner surface of the box 100 does not participate in the formation of the compartment 106, and even without the second partition _2B3 , the partition member 1 can move through the inside of the box 100 in a plurality of ways. Although it can be divided into compartments, due to the presence of the second partition piece _B3 , the tip of the second partition piece _2B2 that divides the inside of the box 100 in the x direction does not move freely to the left or right, and is maintained at a fixed position. can do. As a result, the shape of the compartment 106 formed in the box 100 by the partition member 1 can be firmly maintained. The effect of retaining the shape of the compartment 106 is enhanced by extending the second partition strip _B3 , which is not involved in the formation of the compartment 106, to the end of the compartment 106 at the corner within the box 100. FIG.

In addition, as shown in FIG. 7, the partition member 1 of the present embodiment is flattened at folds 3B and 3E, for example. It becomes a flat plate that is folded over and over again, and with a single touch, it unfolds again and becomes a three-dimensional shape. Therefore, by folding the intermediate partition material 1 into a flat plate shape for storage and transportation, and stacking a plurality of intermediate partition materials 1, the storage and transportation can be facilitated by saving space without being bulky.

In addition, when the partition member 1 of the present embodiment is folded into a flat plate, the thickness is uniform over the entire length, and the thickness of the sheet member 10 is equal to the thickness of three sheets over the entire length. there is Therefore, when a plurality of intermediate partition members 1 are stacked and collected into a lump, the intermediate partition members 1 are not stacked in a state inclined to the left and right as they go upward, and can be stacked in a well-balanced manner.

Although one embodiment of the partition member according to the present invention has been described above, the partition member according to the present invention is not limited to the above-described embodiment, and various modifications can be made without departing from the scope of the present invention. is possible. For example, the following changes are possible.

In the above embodiment, the partition member 1 (sheet member 10) is provided at one of both ends thereof along the inner surface of the box 100 and sandwiched between the box 100 and the first partition 2A. It has a partition piece 2 (second partition piece 2B ₃ in the above-described embodiment) arranged in the . However, the partition member according to the present invention does not necessarily have the partition piece 2 .

In the above embodiment, the partition member 1 has a uniform thickness over its entire length when folded into a flat plate. However, the partition member according to the present invention does not necessarily have to have a uniform thickness when folded into a flat plate.

Further, in the above embodiment, the partition member 1 divides the inside of the box 100 into six compartments 106 . However, the partition material according to the present invention may divide the inside of the box 100 into a plurality of other compartments 106.

For example, as shown in FIG. 9, the partition member 1 may partition the interior of the box 100 into a total of four compartments 106, two in the x direction and two 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. 9 has, as the plurality of partition pieces 2, three first partition pieces 2A ₁ to 2A ₃ each having a first length l1 and a length l2 which is longer than the first length l1. ₍ =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 intersect with each other so that the x direction and the y direction inside the box 100 are 2 divided into two. The remaining one second partition piece _2B3 is arranged along the inner surface of the box 100 and sandwiched between the box 100 and the first partition piece _2A1 , 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 2A ₁ to 2A ₃ with the shortest length are arranged along the inner surface of the box 100 .

Although illustration is omitted, one first notch 4 is provided in one second partition piece 2B 1 of the two second partition pieces 2B ₁ and 2B ₂ that intersect each other among the plurality of partition pieces ₂ , and the other One second notch 5 is provided in the second partition piece _2B2 .

The partition member 1 shown in FIG. 9 is also composed of a single sheet member 10, although not shown, in the same manner as in the above-described embodiment. The intermediate partition member 1 can be formed only by folding up while folding and engaging the first cut 4 and the second cut 5. - 特許庁In addition, due to the presence of the second partition piece _2B3 extending along the inner surface of the box 100, the effect of retaining the shape of the compartment 106 can be obtained as in the above embodiment. In addition, as shown in FIG. 10, by folding flat via the crease 3B and the crease 3D, a series of a plurality of partition pieces 2 are folded many times to form a flat plate like the above-described embodiment, It expands again with one touch and becomes a three-dimensional shape. At this time, due to the presence of the first partition member _2A3 and the second partition member _2B3 , the thickness of the intermediate partition member 1 becomes substantially uniform over the entire length in the flat folded state, and the thickness of the sheet member 10 It has a thickness equivalent to three sheets evenly over the entire length.

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

The partition member 1 shown in FIG. 11 has four partition pieces 2A 1 to 2A 4 each having a first length l1 and a second partition piece 2A ₁ to 2A ₄ having a first length l1 and a second partition piece 2A 1 to 2A 4 having a first length l1. Three second partition pieces 2B ₁ to 2B ₃ having a length l2 (=2×l1) and one partition having a third length l3 (=3×l1) greater than the second length l2. It has three partition pieces 2C and one fourth partition piece 2D having a fourth length l4 (=4×l1) greater than the third length l3. The fourth partition piece 2D having the longest length divides the inside of the box 100 into two in the y direction. The third partition piece 2C, which has the next longest length, is arranged along the inner surface of the box 100 and sandwiched between the box 100 and the first partition piece _2A3 , and its tip is the end of the corner section 106. , and faces the inner surface of the box 100 . The three second partition pieces 2B ₁ to 2B ₃ having the next longest length intersect with the fourth partition piece 2D to divide the inside of the box 100 into four sections in the x direction. The four first partition pieces 2A ₁ to 2A ₄ with the shortest length are arranged along the inner surface of the box 100 .

Although not shown, among the plurality of partition pieces 2, a fourth partition piece 2D that divides the inside of the box 100 into two in the y direction is provided with three first cuts 4 at predetermined intervals. there is On the other hand, among the plurality of partition pieces 2, three second partition pieces 2B ₁ to 2B ₃ intersecting with the fourth partition piece 2D are provided with one second cut 5, respectively.

The partition member 1 shown in FIG. 11 is also composed of a single sheet member 10, although not shown, in the same manner as in the above-described embodiment. The intermediate partition member 1 can be formed only by folding up while folding and engaging the first cut 4 and the second cut 5. - 特許庁Moreover, the presence of the third partition piece 2C extending along the inner surface of the box 100 can provide the effect of retaining the shape of the partition 106, as in the above-described embodiment. In addition, as shown in FIG. 12, for example, by folding flat via folds 3B, 3E, 3F, and 3H, a series of partition pieces 2 can be folded several times in the same manner as in the above embodiment. It becomes a layered flat plate, and with one touch, it unfolds again and becomes a three-dimensional shape.

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

The partition member 1 shown in FIG. 13 has four partition pieces 2A 1 to 2A 4 each having a first length l1 and a second partition piece 2A ₁ to 2A ₄ each having a first length l1 and a second partition piece 2A 1 to 2A 4 having a first length l1. One second partition 2B having a length l2 (=2×l1) and four third partitions 2C having a third length l3 (=3×l1) greater than the second length l2 ₁ to _2C4 . The four longest third partition pieces 2C ₁ to 2C ₄ intersect to form a lattice and divide the inside of the box 100 into three sections each in the x direction and the y direction. The second partition piece 2B, which has the next longest length, is arranged along the inner surface of the box 100 and sandwiched between the box 100 and the first partition piece _2A3 , and its tip is the end of the corner section 106. , and faces the inner surface of the box 100 . The four first partition pieces 2A ₁ to 2A ₄ with the shortest 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 to form a grid are spaced apart by a predetermined interval _. 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 member 1 shown in FIG. 13 is also composed of a single sheet member 10, although not shown, in the same manner as in the above-described embodiment. The intermediate partition member 1 can be formed only by folding up while folding and engaging the first cut 4 and the second cut 5. - 特許庁In addition, the presence of the second partition piece 2B extending along the inner surface of the box 100 makes it possible to obtain the effect of retaining the shape of the compartment 106, as in the above embodiment. In addition, as shown in FIG. 14, for example, by folding flat via the fold 3B, the fold 3C, the fold 3E, the fold 3F, and the fold 3H, a series of multiple partition pieces 2 are formed in the same manner as in the above embodiment. It becomes a flat plate that is folded over and over again, and with a single touch, it unfolds again and becomes a three-dimensional shape.

Next, as shown in FIG. 15, the partition member 1 may partition the interior of the box 100 into a total of 12 compartments 106, four in the x direction and three in the y direction. In this case, the box 100 is a rectangular box in plan view.

The partition member 1 shown in FIG. 15 has, as the plurality of partition pieces 2, five first partition pieces 2A 1 to 2A 5 each having a first length l1 and a third partition piece 2A ₁ to 2A ₅ having a first length l1. Four third partition pieces 2C ₁ to 2C ₄ having a length l3 (=3×l1) and two partition pieces having a fourth length l4 (=4×l1) greater than the third length l3. It has four partition pieces 2D ₁ and 2D ₂ . The fourth partition pieces 2D ₁ and 2D ₂ having the longest length divide the inside of the box 100 into three sections in the y direction. Among the third partition pieces 2C ₁ to 2C ₄ having the next longest length, the third partition pieces 2C ₁ to 2C ₃ intersect with the fourth partition pieces 2D ₁ and 2D ₂ and extend inside the box 100 in the x direction. is divided into four, and the remaining one third partition piece _2C4 is arranged along the inner surface of the box 100 and sandwiched between the box 100 and the first partition piece _2A4 , and its tip is a corner , extending to the end of compartment 106 and facing the inner surface of box 100 . The four first partition pieces 2A ₁ to 2A ₅ having the shortest length are arranged along the inner surface of the box 100 .

Although illustration is omitted, among the plurality of partition pieces 2, the fourth partition pieces 2D ₁ and 2D ₂ that divide the inside of the box 100 into three in the y direction are provided with three first cuts 4 at predetermined intervals. is provided. On the other hand, among the plurality of partition pieces 2, three second partition pieces 2C ₁ to 2C ₃ intersecting with the fourth partition pieces 2D ₁ and 2D ₂ are each provided with two second cuts 5 at predetermined intervals. is provided.

The partition member 1 shown in FIG. 15 is also composed of one sheet member 10, which is not shown, similarly to the above-described embodiment, and the sheet member 10 is mountain-folded or valley-folded at 90 degrees at folds 3A to 3J. The intermediate partition member 1 can be formed only by folding up while folding and engaging the first cut 4 and the second cut 5. - 特許庁Moreover, the presence of the third partition piece _2C4 extending along the inner surface of the box 100 makes it possible to obtain the effect of retaining the shape of the compartment 106 in the same manner as in the above-described embodiment. In addition, as shown in FIG. 16 , for example, by folding flat through folds 3B, 3C, 3E, 3F, and 3I, a series of partition pieces 2 are formed in series, as in the above embodiment. It becomes a flat plate that is folded over and over again, and with a single touch, it unfolds again and becomes a three-dimensional shape.

Next, as shown in FIG. 17, the partition member 1 may partition the interior of the box 100 into a total of 16 compartments 106, four in the x direction and four in the y direction. In this case, the box 100 is a square box in plan view.

The partition member 1 shown in FIG. 17 has, as the plurality of partition pieces 2, six first partition pieces 2A 1 to 2A 6 each having a first length l1 and a third partition piece 2A ₁ to 2A ₆ having a first length l1. One third partition 2C with length l3 (=3×l1) and six fourth partitions 2D with fourth length l4 (=4×l1) greater than the third length l3 ₁ to 2D ₆ . The four longest third partitions 2D ₁ to 2D ₆ intersect to form a grid and divide the interior of the box 100 into four sections in the x direction and the y direction. The third partition piece 2C, which has the next longest length, is arranged along the inner surface of the box 100 and sandwiched between the box 100 and the first partition piece _2A5 . , and faces the inner surface of the box 100 . Six first partition pieces 2A ₁ to 2A ₆ having the shortest length are arranged along the inner surface of the box 100 .

Although illustration is omitted, among the plurality of partition pieces 2, six fourth partition pieces 2D ₁ to 2D ₆ that intersect in a lattice are arranged at predetermined intervals in three fourth partition pieces 2D ₁ to 2D ₃ . Three first cuts 4 are provided, and three second cuts 5 are provided at predetermined intervals in the remaining three third partition pieces 2D ₄ to 2D ₆ .

The partition member 1 shown in FIG. 17 is also composed of one sheet member 10, which is not shown, similarly to the above-described embodiment, and the sheet member 10 is mountain-folded or valley-folded at 90 degrees at folds 3A to 3L. The intermediate partition member 1 can be formed only by folding up while folding and engaging the first cut 4 and the second cut 5. - 特許庁Moreover, the presence of the third partition piece 2C extending along the inner surface of the box 100 can provide the effect of retaining the shape of the partition 106, as in the above-described embodiment. In addition, as shown in FIG. 18, for example, by folding flat via the fold 3A, the fold 3D, the fold 3E, the fold 3G, the fold 3H, and the fold 3K, a series of multiple partitions can be formed in the same manner as in the above embodiment. The piece 2 is folded several times to form a flat plate, which can be unfolded again with a single touch to form a three-dimensional shape.

1 middle partition material 2 partition piece 3 fold line 4 first cut 5 second cut 6A wide part 6B narrow part 10 sheet material

Claims (3)

A partition material for partitioning the interior of a container having a rectangular shape in plan view into a plurality of compartments,
Consists of one sheet material,
The sheet material includes a plurality of partition pieces connected via folds,
Among the plurality of partition pieces, some of the partition pieces are provided with a first notch formed by notching the upper edge, and some of the other partition pieces are provided with a second notch formed by notching the lower edge. be
Formed by folding the sheet material at the crease and engaging the first cut and the second cut,
The plurality of partition pieces include, at one end, a partition piece that does not participate in the formation of the compartment,
A partition piece that does not participate in the formation of the compartment is arranged along the inner surface of one side plate of the container and the tip of the partition piece faces another side plate that is perpendicular to the side plate of the container. placed and
An intermediate partition member, wherein a partition piece that does not participate in the formation of the compartment is arranged so as to be sandwiched between the container and other partition pieces of the plurality of partition pieces. A partition material for partitioning the interior of a container having a rectangular shape in plan view into a plurality of compartments,
Consists of one sheet material,
The sheet material includes a plurality of partition pieces connected via folds,
Among the plurality of partition pieces, some of the partition pieces are provided with a first notch formed by notching the upper edge, and some of the other partition pieces are provided with a second notch formed by notching the lower edge. be
Formed by folding the sheet material at the crease and engaging the first cut and the second cut,
The plurality of partition pieces include, at one end, a partition piece that does not participate in the formation of the compartment,
The partition piece that does not participate in the formation of the compartment is arranged along the inner surface of one side plate of the container and the tip of the partition piece faces another side plate orthogonal to the side plate of the container. placed and
A partition material that has a uniform thickness over the entire length when folded flat . The partition material according to claim 1 or 2 , which partitions the interior of the container into six or more compartments.

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