JP3238700U - box sheet - Google Patents

Abstract

A box sheet is provided that allows a plurality of boxes to be easily stacked while suppressing an increase in the use area of the sheet. A pair of length panels 1 and a pair of width panels 2 facing each other in an assembled state, a pair of lid outer flaps 3 extending from upper edges of the pair of length panels, and a pair of width panels. A box sheet 10 having a pair of lid inner flaps 4 extending from an upper edge and assembled into a box body, wherein the pair of lid outer flaps are detachably provided, and the pair of lid inner flaps are provided with: A first break line 11 for forming a projecting piece projecting toward the tip side in the extension direction of the lid inner flap with its base edge as both ends, and from both ends of the first break line to the side edge of the lid inner flap. A second break line 12 is provided. [Selection drawing] Fig. 1

Description

The present invention relates to a box sheet.

Boxes assembled from box sheets such as corrugated cardboard sheets are used for storing and transporting articles.

This box is sometimes used as a display container for articles in a shop or the like. From such a point of view, it is known that the box has openings in the lid, the side, etc. so that the contents can be visually recognized and taken out.

The boxes are sometimes stacked in stores. As a box suitable for stacking a plurality of boxes, for example, a configuration has been proposed in which a reinforcing piece is arranged at a corner inside the box and another box is stacked on this reinforcing piece (see Patent Document 1). ).

JP 2018-52542 A

However, according to the configuration described in Patent Literature 1, a member for stacking the boxes is required, and the use area of the sheets is increased. Moreover, according to this configuration, there is a possibility that the work of assembling the box becomes complicated.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a box sheet that allows easy stacking of a plurality of boxes while suppressing an increase in the use area of the sheet. and

A box sheet according to one aspect of the present invention comprises a pair of longitudinal side panels and a pair of width side panels facing each other in an assembled state, and a pair of lid outer flaps extending from the upper edges of the pair of longitudinal side panels. and a pair of inner lid flaps extending from the upper edges of the pair of width panels, the box sheet assembled into a box body, wherein the pair of outer lid flaps are detachably provided, and the A pair of lid inner flaps are provided with a first break line for forming a projecting piece projecting toward the tip side in the extending direction of the lid inner flap with the base edges thereof as both ends, and the above-mentioned A second break line is provided that extends to the side edge of the in-lid flap.

The box sheet according to one aspect of the present invention allows a plurality of boxes to be easily stacked while suppressing an increase in the use area of the sheet.

FIG. 1 is a schematic plan view showing a box sheet according to one embodiment of the present invention. 2 is a schematic perspective view showing a box formed by assembling the box sheets of FIG. 1. FIG. 3 is a schematic perspective view showing a first shape in which an opening is formed in the box of FIG. 2. FIG. 4 is a schematic perspective view showing a second shape in which an opening is formed in the box of FIG. 2. FIG. FIG. 5 is a schematic perspective view showing a state in which the boxes of FIG. 3 and the boxes of FIG. 4 are stacked.

[Description of an embodiment of the present invention]
First, embodiments of the present invention will be listed and explained.

A box sheet according to one aspect of the present invention comprises a pair of longitudinal side panels and a pair of width side panels facing each other in an assembled state, and a pair of lid outer flaps extending from the upper edges of the pair of longitudinal side panels. and a pair of inner lid flaps extending from the upper edges of the pair of width panels, the box sheet assembled into a box body, wherein the pair of outer lid flaps are detachably provided, and the A pair of lid inner flaps are provided with a first break line for forming a projecting piece projecting toward the tip side in the extending direction of the lid inner flap with the base edges thereof as both ends, and the above-mentioned A second break line is provided that extends to the side edge of the in-lid flap.

In the box sheet, the pair of inner lid flaps is provided with a first breaking line for forming a protruding piece projecting toward the leading end side in the extending direction of the inner lid flap with the base edges thereof as both ends. Therefore, by breaking the first break line, the pair of inner lid flaps can be formed with a projecting piece surrounded by the first break line and the proximal edge of the inner lid flap, and the outside of the first break line. can be formed with a support piece that is arranged in the The box sheet is assembled into a box body, and in a state in which the projecting piece projects upward from the width panel and the support piece is bent perpendicularly to the width panel, the other box sheet can be easily attached to the box body. Can be stacked. That is, the projecting pieces support the upper box from the sides, and the upper box is supported from the lower side by the supporting pieces, thereby facilitating stacking of other boxes. can do. In addition, in the box sheet, the pair of inner lid flaps are provided with second fracture lines extending from both ends of the first fracture lines to the side edges of the inner lid flaps. By breaking, the support piece can be separated. When the sheet for box is stacked on the uppermost stage, the display effect of the article can be enhanced by separating the support piece. Since the sheet for boxes can be easily stacked by the pair of inner lid flaps, it is possible to suppress an increase in the used area of the sheet.

It is preferable that the second breaking line is a lead ruled line in which ruled lines and cutting lines are alternately and continuously arranged, and is formed on the base end edge of the inner lid flap. Thus, the second break line is a lead ruled line in which ruled lines and cutting lines are alternately and continuously arranged, and is formed on the base end edge of the inner lid flap. The base edge of the piece can be easily and reliably bent, and the support function of the support piece can be enhanced.

It is preferable that the first break line be formed to be broken more easily than the second break line. Since the first break line is formed to be broken more easily than the second break line, unintended cutting of the supporting piece can be easily suppressed.

A third break line for forming an opening projecting downward with the upper edges of the pair of longitudinal panels as both ends; A fourth breaking line may be provided. In this way, the pair of longitudinal panels are provided with a third break line for forming an opening projecting downward with the upper edges thereof as both ends, and from both ends of the third break line to the top of the longitudinal panel. By providing the fourth break lines extending to both ends of the edge, the outer lid flap can be easily separated, and the opening formed in the box body is enlarged to improve visibility and take out of the article. Ease of use can be improved.

It is preferable that an easy bending line for non-breaking connecting between both ends of the first breaking line is provided at the base edge of the pair of inner lid flaps. In this way, the base end edges of the pair of inner lid flaps are provided with the non-breakable folding easiness lines that connect between the ends of the first fracture lines, so that the entire inner lid flaps can be folded. It is possible to prevent the projecting piece from being cut off while facilitating the operation.

In the present invention, "upper" means the upper side in a general usage mode assumed for a box formed by assembling box sheets, and "lower" means a box formed by assembling box sheets. It means below in the general mode of use envisioned in the body. "Inside" means inside when assembled into a box, and "outside" means outside when assembled into a box. The "break line" includes a cutting line that completely cuts across both ends in the longitudinal direction, and an easy-to-cut line that is easily cut along both ends in the longitudinal direction.

[Details of the embodiment of the present invention]
BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings as appropriate.

[First embodiment]
<Box sheet>
The box sheet 10 shown in FIG. 1 comprises a pair of length panels 1 and a pair of width panels 2 facing each other in an assembled state, and a pair of lid outer flaps 3 extending from the upper edges of the pair of length panels 1. , and a pair of inner lid flaps 4 extending from the upper edges of the pair of width panels 2. A pair of length panels 1 and a pair of width panels 2 are alternately connected in the left-right direction. The box sheet 10 includes a pair of bottom outer flaps 5 extending from the lower edges of the pair of length panels 1 and a pair of bottom inner flaps 6 extending from the lower edges of the pair of width panels 2. , and a joint 7 extending from the laterally outer side edge of the length panel 1 located on the left side in the left-right direction of the pair of length side panels 1 (on the left side in FIG. 1). Boundary between length panel 1 and width panel 2, boundary between length panel 1 and lid outer flap 3 and bottom outer flap 5, boundary between width panel 2 and lid inner flap 4 and bottom inner flap 6 The line and the boundary line between the length panel 1 and the passage 7 are formed with easy-to-fold lines. In this specification, the term "left-right direction" means a horizontal direction in a general usage mode assumed for a box formed by assembling box sheets.

In the pair of inner lid flaps 4, a first breaking line 11 for forming a protruding piece protruding toward the leading end side in the extending direction of the inner lid flap 4 with the base edges thereof as both ends, and a first breaking line 11. Second breaking lines 12 are provided from both sides to the side edges of the inner lid flap 4 .

A pair of lid outer flaps 3 are provided so as to be separable. Specifically, the pair of longitudinal panels 1 are provided with a third breaking line 13 for forming an opening projecting downward with the upper edges thereof as both ends, and a longitudinal panel extending from both ends of the third breaking line 13. A fourth breaking line 14 extending to both ends of the upper edge of the lid 1 is provided. It is provided so as to be separated at the same time as the upper portion of the face panel 1 (the portion surrounded by the third breaking line 13 and the upper edge of the length face panel 1).

(Assembly procedure)
The box sheet 10 is assembled into the box body 20 of FIG. The box 20 shown in FIG. 2 is used, for example, for storing and transporting articles (contents). The box 20 of FIG. 2 can be transformed into the box 30 of FIG. 3 and the box 40 of FIG. The box 30 of FIG. 3 and the box 40 of FIG. 4 are used, for example, when displaying articles in a store or the like. The box 30 of FIG. 3 and the box 40 of FIG. 4 are suitable for being stacked and arranged as shown in FIG.

A procedure for assembling the box sheet 10 into the box body 20 shown in FIG. 2 will be described. First, the length panel 1 located on the left side in the left-right direction (left side in FIG. 1) is folded over the inner surface of the width panel 2 connected to the length side panel 1, and the width side panel 2 located on the left side in the left-right direction (right side in FIG. 1) is folded. The width panel 2 is folded over the inner surface of the length panel 1 connected to the width panel 2, and the extension 7 is adhered to the inner surface of the folded width panel 2. - 特許庁Next, the pair of length side panels 1 and the pair of width side panels 2 which are connected endlessly are expanded into a square tube shape, the pair of bottom inner flaps 6 are folded inward, and the pair of bottom outer flaps 5 are further bent. is folded inward and the tip edges are butted against each other, and a sealing tape X is stuck to the joint of the tip edges to assemble the bottom part of the box body 20.例文帳に追加Subsequently, after placing a desired article on the assembled bottom, the pair of inner lid flaps 4 are folded inward, and the pair of outer lid flaps 3 are folded inward and the leading edges are butted against each other. A sealing tape X is attached to the seams of the edges to assemble the lid of the box 20.例文帳に追加As a result, the box 20 of FIG. 2 is assembled.

Next, a procedure for transforming the box 20 of FIG. 2 into the box 30 of FIG. 3 will be described. First, the third breaking line 13 and the fourth breaking line 14 provided on the pair of longitudinal panels 1 are broken to form the opening 31 extending from the side surface of the box to the lid. It is also preferable to perform the breaking along the third breaking line 13 and the fourth breaking line 14 after the sealing tape X has been peeled off. Subsequently, the first breaking lines 11 provided on the pair of inner lid flaps 4 are broken, and each inner lid flap 4 is defined by the first breaking lines 11 and the proximal edges of the inner lid flaps 4. It is separated into a projecting piece 32 and a supporting piece 33 defined outside the first breaking line 11 . Further, the projection piece 32 is projected upward, and the support piece 33 is held in a state of being vertically bent inward with respect to the width panel 2 . Thereby, the box 30 of FIG. 3 is formed.

Next, a procedure for transforming the box 30 of FIG. 3 to the box 40 of FIG. 4 will be described. 3 to the box 40 of FIG. 4, each of the inner lid flaps 4 is broken by breaking the second breaking line 12 provided at the base edge of the pair of inner lid flaps 4. support piece 33 is cut off. By cutting off the supporting pieces 33, the opening 41 extending from the side surface of the box to the lid is widened to form the box 40 shown in FIG.

(Stacking procedure)
When stacking a plurality of boxes 30, 40, for example, the box 40 in FIG. 4 is used as the uppermost box, and the box 30 in FIG. 3 is used as the box below the uppermost. The box 30 of FIG. 3 supports the bottoms of the upper boxes 30 and 40 from below with the supporting pieces 33 and supports the width panels 2 of the upper boxes 30 and 40 with the projecting pieces 32 from the outside. Since the pair of support pieces 33 are separated from each other, the uppermost box 40 has a large opening 41, which enhances visibility and ease of taking out articles. On the other hand, the box 30 below the top has a pair of support pieces 33 . However, since the support pieces 33 overlap the bottoms of the upper boxes 30 and 40 , the support pieces 33 do not affect the size of the opening 31 .

The box sheet 10 is formed from one sheet. The sheet used for the box sheet 10 is not particularly limited as long as it has enough strength to maintain the shape of the boxes 20, 30, and 40 formed by assembling the box sheet 10. For example, a corrugated cardboard sheet can be used. , paper sheets such as cardboard, synthetic resin sheets, laminated sheets of paper sheets and synthetic resin sheets, and the like. Among them, a paper sheet is preferable, and a corrugated cardboard sheet is particularly preferable, from the viewpoints of workability, shock absorption, handleability, recyclability, economy, and the like. The corrugated cardboard forming the box sheet 10 is obtained by laminating a corrugated core of base paper to a liner. For example, the corrugated corrugated core is laminated to a single liner. Single-faced corrugated cardboard sheet, double-faced corrugated cardboard sheet with a liner attached to the crest of a single-faced corrugated cardboard sheet, double-faced corrugated cardboard sheet with a corrugated top of a single-faced corrugated sheet attached to one side of a double-faced corrugated sheet, single-sided on one side of a double-faced corrugated sheet A double-faced corrugated cardboard sheet, etc., in which corrugated corrugated board tops are further bonded together, and the like can be mentioned. Among these, a double-faced corrugated cardboard sheet is preferable from the viewpoints of workability, economy, durability, and the like.

(long side panel)
A pair of longitudinal panels 1 are formed in a rectangular shape and substantially the same shape. The length of the length panel 1 in the left-right direction is greater than the length of the width panel 2 in the left-right direction.

As described above, the pair of longitudinal panels 1 has the third breaking line 13 for forming an opening projecting downward with the upper edges thereof as both ends, and the longitudinal panel extending from both ends of the third breaking line 13. A fourth break line 14 extending to both ends of the upper edge of the 1 is provided. By being configured in this way, the box sheet 10 can easily separate the lid outer flap 3, and the openings 31, 41 formed in the boxes 30, 40 are enlarged to allow the article to be stored. Visibility and ease of removal can be enhanced.

The third breaking line 13 is configured by, for example, perforations in which a plurality of cutting lines are arranged at intervals. The third breaking line 13 connects a pair of side portions 13a extending from the upper edge of the length panel 1 to the lower side than the center of the length surface panel 1 in the vertical direction, and the lower ends of the pair of side portions 13a. It has the connection part 13b to connect. The connecting portion 13b is provided with a finger hole forming portion 15 as a fracture starting point.

The fourth breaking line 14 is, for example, a lead ruled line in which ruled lines and cutting lines are alternately and continuously arranged. The fourth breaking line 14 extends to the side edge of the outer lid flap 3 so that the outer lid flap 3 can be broken simultaneously with the longitudinal panel 1 by breaking the fourth breaking line 14 . A fourth breaking line 14 is formed on the boundary line between the longitudinal panel 1 and the lid outer flap 3 .

(Width panel)
The width panel 2 is formed in a rectangular shape and substantially the same shape. The vertical length of the width panel 2 is equal to the vertical length of the length panel 1 .

The width panel 2 has a tongue 16 defined by a U-shaped break line and an easy fold line connecting the ends of the break line. The width of the tongue piece 16 is smaller than the width of the sealing tape X, as shown in FIG. The tongue piece 16 functions as a folding piece for starting peeling of the sealing tape X. That is, the sealing tape X is peeled off from the tongue piece 16 by folding the tongue piece 16 inside while the tip of the sealing tape X is adhered so as to overlap the tongue piece 16 . As a result, the entire sealing tape X can be easily peeled off by gripping the peeled portion.

(Lid outer flap)
The pair of lid outer flaps 3 are formed in a rectangular shape and substantially the same shape. The width of the lid outer flap 3 is substantially equal to the length of the length panel 1 in the left-right direction. The length of the lid outer flap 3 in the extension direction is approximately 1/2 of the length of the width panel 2 in the left-right direction.

(Flap inside the lid)
The pair of lid inner flaps 4 are formed in a rectangular shape and substantially the same shape. The width of the inner lid flap 4 is substantially equal to the length of the width panel 2 in the left-right direction. The extension direction length of the inner lid flap 4 can be the same as the extension direction length of the outer lid flap 3 . The inner lid flap 4 may have rounded corners on the tip side, for example.

As described above, the pair of inner lid flaps 4 has the first breaking lines 11 for forming the protrusions and the second breaking lines 12 extending from both ends of the first breaking lines 11 to the side edges of the inner lid flaps 4 . is provided.

The first breaking line 11 is configured by, for example, perforations in which a plurality of cutting lines are arranged at intervals. The length of the cutting lines forming the first breaking line 11 is longer than the length of the seams arranged between the cutting lines. For example, the length of the cutting line may be 5 times or more, or 8 times or more, the length of the joint.

The first breaking line 11 consists of a pair of side portions 11a extending from the base edge of the inner lid flap 4 to the leading end side in the extension direction of the inner lid flap 4, and a connecting portion 11b connecting the leading end portions of the side portions 11a. have. The connecting portion 11b extends parallel to the base edge of the inner lid flap 4 .

The lower limit of the distance between the base end edge of the inner lid flap 4 and the connection portion 11b (that is, the length in the extending direction of the projecting piece 32) is the width panel 2 of the boxes 30 and 40 that are superimposed on the upper side by the projecting piece 32. is preferably 2 cm, more preferably 3 cm, from the viewpoint of properly supporting the On the other hand, the upper limit of the distance is preferably 6 cm, more preferably 5 cm, from the viewpoint of ensuring a sufficient area for the support piece 33 .

The second breaking line 12 is formed on the proximal edge of the inner lid flap 4 . The second breaking line 12 is, for example, a lead ruled line in which ruled lines and cutting lines are alternately and continuously arranged. With this configuration, the box sheet 10 can easily and reliably fold the support piece 33 at its base end edge, and the support function of the support piece 33 can be enhanced.

The box sheet 10 is preferably formed so that the first breaking line 11 is easier to break than the second breaking line 12 . For example, in the box sheet 10, the ratio of the length of the cutting line to the length of the seam arranged between the cutting lines is larger at the first breaking line 11 than at the second breaking line 12. , the first breaking line 11 can be formed more easily than the second breaking line 12 . Since the box sheet 10 is formed so that the first break line 11 is easier to break than the second break line 12, unintended cutting of the support piece 33 can be easily suppressed.

It is preferable that a non-breaking bending easy line 17 connecting between both ends of the first breaking line 11 is provided at the base edge of the pair of inner lid flaps 4 . With such a configuration, the box sheet 10 can prevent the projecting piece 32 from being cut off while facilitating the folding of the entire lid inner flap 4 .

(bottom outer flap)
The pair of bottom outer flaps 5 are formed in a rectangular shape and substantially the same shape. The width of the bottom outer flap 5 is approximately equal to the length of the length panel 1 in the left-right direction. The extension direction length of the bottom outer flap 5 is approximately 1/2 of the lateral direction length of the width panel 2 .

(bottom inner flap)
The pair of bottom inner flaps 6 are formed in a rectangular shape and substantially the same shape. The width of the bottom inner flap 6 is substantially equal to the length of the width panel 2 in the left-right direction. The extension direction length of the bottom inner flap 6 can be the same as the extension direction length of the bottom outer flap 5 .

<Advantages>
In the box sheet 10, a pair of inner lid flaps 4 is provided with a first breaking line 11 for forming a projecting piece protruding toward the leading end side in the extending direction of the inner lid flap 4 with the base edges thereof as both ends. Therefore, by breaking the first breaking line 11, the pair of inner lid flaps 4 can form a projecting piece 32 surrounded by the first breaking line 11 and the proximal edge of the inner lid flap 4, and the first A support piece 33 arranged outside the break line 11 can be formed. The box sheet 10 is assembled into a box body, and in a state in which the projecting piece 32 protrudes upward from the width panel 2 and the support piece 33 is bent perpendicularly to the width panel 2, the other box body 30, 40 can be easily stacked. That is, the projecting pieces 32 support the boxes 30 and 40 arranged on the upper side from the sides, and the supporting pieces 33 support the boxes 30 and 40 arranged on the upper side from the lower side. The bodies 30, 40 can be easily stacked. Further, in the box sheet 10, the pair of inner lid flaps 4 are provided with the second fracture lines 12 extending from both ends of the first fracture lines 11 to the side edges of the inner lid flaps 4. By breaking the wire 12, the support piece 33 can be separated. When the sheet for box 10 is stacked on the uppermost stage, the display effect of the article can be enhanced by cutting off the support piece 33 . Since the box sheet 10 can be easily stacked by the pair of inner lid flaps 4, it is possible to suppress an increase in the used area of the sheet.

[Other embodiments]
The above embodiments do not limit the configuration of the present invention. Therefore, in the above embodiment, the constituent elements of each part of the above embodiment can be omitted, replaced, or added based on the description of the present specification and common general technical knowledge, and all of them are interpreted as belonging to the scope of the present invention. should.

The specific shape of the pair of lid outer flaps is not limited to the shape described in the above embodiment. In the box sheet, for example, one outer lid flap may be larger than the other outer lid flap. Further, the total length of the pair of lid outer flaps in the extending direction may be different from the length of the width panel in the left-right direction.

The line type of each breaking line is not limited to the configuration described in the above embodiment. Further, the easiness of breaking the first breaking line and the second breaking line is not limited.

The box sheet may adopt a configuration in which the longitudinal panel is not provided with a breaking line (third breaking line) for forming an opening. The box sheet allows a plurality of boxes to be easily stacked even when the third break line is not provided. Further, when the lid outer flap can be cut off at the same time as the longitudinal panel by breaking along the third break line, the above fourth break line may not be provided.

The detailed configuration of the box sheet can be changed according to the application. For example, the box sheet may be configured such that the projecting piece can be separated. In this case, a breaking line connecting both ends of the first breaking line may be provided at the proximal edge of the inner lid flap.

In the box sheet, the configuration for assembling the bottom of the box is not particularly limited. The box sheet may be one that forms the bottom of a so-called one-touch type, American lock type, or the like.

As described above, the box sheet according to one aspect of the present invention is suitable for stacking a plurality of boxes while suppressing an increase in the use area of the sheet.

1 length side panel 2 width side panel 3 lid outer flap 4 lid inner flap 5 bottom outer flap 6 bottom inner flap 7 generation 10 box sheet 11 first breaking line 11a side portion 11b connecting portion 12 second breaking line 13 third Breaking line 13a Side part 13b Connecting part 14 Fourth breaking line 15 Finger hole forming part 16 Tongue piece 17 Folding easy line 20, 30, 40 Box body 31, 41 Opening 32 Protruding piece 33 Supporting piece X Sealing tape

Claims (5)

a pair of length side panels and a pair of width side panels facing each other in an assembled state;
a pair of outer lid flaps extending from the upper edges of the pair of longitudinal panels;
A box sheet assembled into a box body, comprising a pair of lid inner flaps extending from the upper edges of the pair of width panels,
The pair of lid outer flaps are detachably provided,
The pair of inner lid flaps are provided with a first break line for forming a protruding piece protruding toward the tip side in the extending direction of the inner lid flap with the base edges thereof as both ends, and from both ends of the first break line. A box sheet provided with a second breaking line extending to the side edge of the inner lid flap. 2. The box sheet according to claim 1, wherein the second breaking line is a lead ruled line in which ruled lines and cutting lines are alternately and continuously arranged, and is formed on the base edge of the inner lid flap. . 3. The box sheet according to claim 1, wherein the first break line is formed to be broken more easily than the second break line. A third break line for forming an opening projecting downward with the upper edges of the pair of longitudinal panels as both ends; 3. The box sheet according to claim 1 or claim 2, wherein a fourth breaking line is provided. 3. The box sheet according to claim 1 or 2, wherein a non-breaking easy folding line connecting between both ends of the first breaking line is provided at the base edges of the pair of inner lid flaps.

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