JP2017137100A - Storage case - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make it easy to keep a shape of a storage case which is an assembly type one.SOLUTION: A storage case includes a rectangular bottom plate part, and a plurality of side plate parts elected from end parts of respective sides of the bottom plate part. Each of the side plate parts is provided with a side plate engagement piece foldably connected with at least one of right and left side end parts facing each of two side plate parts adjacent to each other, and is engaged with the side plate engagement piece folded from at least one direction of the two side plate parts adjacent to each other.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a storage case.

  2. Description of the Related Art Conventionally, an assembly-type storage case that stores an electronic device such as a display panel is known. The assembly-type storage case holds the storage case in a box shape by engaging the bottom plate portion and the side plate portion.

JP 2001-270581 A

  For example, if a storage case containing a display panel is accidentally dropped, the storage case may not be retained due to the impact of the drop, and the shape of the storage case cannot be maintained, and the display panel may be damaged. There is sex.

  The present invention has been made in view of the above problems, and an object thereof is to make it easy to maintain the shape of the storage case in an assembly-type storage case.

  In order to solve the above problems, a storage case according to the present invention includes a rectangular bottom plate portion and a plurality of side plate portions erected at the ends of the respective sides of the bottom plate portion, and each side plate portion is , At least one of the left and right side end portions facing each of the two adjacent side plate portions is provided with a side plate engaging piece that is foldably connected, and each side plate portion includes two adjacent side plate portions. The side plate is engaged with the side plate engaging piece bent from at least one of the side plate portions.

  In the storage case according to the present invention, when viewed from the opening of the storage case, the side plate engagement pieces are provided so as to extend in a clockwise direction or a counterclockwise direction from a side end of each side plate. It may be.

  In the storage case according to the present invention, the side plate engagement piece includes an upper engagement piece and a lower engagement piece. When viewed from the opening of the storage case, the upper engagement piece includes each side plate portion. The lower engagement piece extends from the upper side of the side end of each side plate portion in the clockwise direction and counterclockwise. You may be provided so that it may extend in the other direction of the rotation direction.

  In the storage case according to the present invention, the side plate engagement piece includes a concave or convex fitting member, and each side plate portion has a concave shape for fitting the fitting member of the adjacent side plate portion or A convex fitting member may be included.

  In the storage case according to the present invention, each side plate portion may integrally extend from each side of the bottom plate portion, and may be connected to bendable at each side of the bottom plate portion.

  The storage case according to the present invention further includes a rectangular lid plate portion covering the opening of the storage case, and the lid plate portion is foldably connected to each side of the lid plate portion. A joining piece may be provided, and the engaging piece for lid plate may engage with the adjacent side plate portion.

  In the storage case according to the present invention, the cover plate engagement pieces are provided so as to be offset in a clockwise direction or a counterclockwise direction on each side of the cover plate portion when viewed from the cover plate portion side of the storage case. It may be done.

  In the storage case according to the present invention, each side plate portion extends integrally from each side of the bottom plate portion, and is connected to each side of the bottom plate portion so as to be foldable. It may extend integrally from any one upper end portion of the side plate portion, and may be connected to be bent at the upper end portion of the side plate portion.

  According to the storage case according to the present invention, the shape of the storage case can be easily held.

It is a perspective view which shows the storage case which concerns on this embodiment. It is an expanded view of the storage case which concerns on this embodiment. It is a figure which shows the state of the storage case before the storage case which concerns on this embodiment collides with a floor surface. It is a figure which shows the state of a storage case when the storage case which concerns on this embodiment collides with a floor surface. It is a figure which shows the state of the storage case after the storage case which concerns on this embodiment collided with the floor surface. It is a figure which shows typically the state of the storage case from which the engagement piece for side plates which concerns on this embodiment removed. It is a perspective view of the storage case which concerns on a comparative example. It is an expanded view of the storage case which concerns on a comparative example. It is a figure which shows the state of the storage case before the storage case which concerns on a comparative example collides with a floor surface. It is a figure which shows the state of the storage case when the storage case which concerns on a comparative example collides with a floor surface. It is a figure which shows the state of the storage case after the storage case which concerns on a comparative example collides with a floor surface. It is a figure which shows typically the state of the storage case from which the engagement piece for side plates which concerns on the comparative example removed. It is a perspective view of the storage case which concerns on the other example of this embodiment. It is an expanded view of the storage case which concerns on the other example of this embodiment. It is a perspective view which shows a storage case provided with the cover plate part which concerns on this embodiment. It is an expanded view of a storage case provided with the cover plate part which concerns on this embodiment. It is an example of the expanded view of the storage case by which the cover plate part was integrally molded.

  Hereinafter, a storage case 1 according to an embodiment of the present invention will be described with reference to the drawings. In addition, about drawing, the same code | symbol is attached | subjected to the same or equivalent element, and the overlapping description is abbreviate | omitted.

  FIG. 1 is a perspective view showing a storage case 1 according to this embodiment. FIG. 2 is a development view of the storage case 1 according to the present embodiment.

  The storage case 1 stores therein electronic devices such as the display panel 10 and storage items such as glass, and enables storage and transport of the storage items. In the present embodiment, the storage case 1 will be described as storing the display panel 10.

  As shown in FIG.1 and FIG.2, the storage case 1 is the box shape which makes | forms the substantially rectangular parallelepiped with which the upper surface was open | released. That is, the storage case 1 includes a rectangular bottom plate portion 2 and a plurality of side plate portions 3 (3 a to 3 d) that are erected at the end portions of the respective sides of the bottom plate portion 2. A box-shaped storage case 1 is formed by assembling the bottom plate portion 2 and the plurality of side plate portions 3.

  Each side plate portion 3 is a side plate member that is foldably connected to at least one of left and right side end portions (right end portion 11 and left end portion 12) facing two adjacent side plate portions 3. A piece 30 is provided. Each side plate portion 3 is engaged with a side plate engagement piece 30 that is bent from at least one of the two adjacent side plate portions 3. That is, each side plate portion 3 is provided with at least one side plate engagement piece 30. Further, each side plate portion 3 may include a side plate engagement piece 30 only in one of the right end portion 11 and the left end portion 12. Specifically, each side plate portion 3 may include a side plate engagement piece 30 so as to extend in a clockwise direction or a counterclockwise direction when viewed from the opening 4.

  In FIG. 1, each side plate portion 3 includes a side plate engagement piece 30 so as to extend in the counterclockwise direction when viewed from the opening 4 at the left end portion 12. Each side plate portion 3 may include a side plate engagement piece 30 so as to extend in the clockwise direction when viewed from the opening 4 at the right end portion 11. Each side plate portion 3 may include side plate engagement pieces 30 on both the right end portion 11 and the left end portion 12. Each side plate portion 3 is engaged with a side plate engagement piece 30 bent from the adjacent side plate portion 3. The side plate engagement piece 30 is engaged with the side plate portion 3 so as to cover the outer surface of the side plate portion 3.

  A fitting member 32 is provided on the inner surface of the side plate engagement piece 30. On the other hand, a fitted member 33 for fitting the fitting member 32 of the adjacent side plate portion 3 is provided on the outer surface of each side plate portion 3. 1 and 2, a fitted member 33 is provided along the right end portion 11 of the side plate portion 3. For example, the fitting member 32 is a concave or convex fitting member, and the fitted member 33 is a convex or concave fitting member. The engagement between the engagement piece 30 for the side plate and the side plate portion 3 is strengthened by fitting the fitting member 32 provided for the engagement piece 30 for the side plate and the fitted member 33 provided for the side plate portion 3. Become. In addition, the shape of the fitting member 32 and the to-be-fitted member 33 is not limited to said example, What is necessary is just a shape which can engage the engagement piece for side plates and a side plate part. Moreover, the fixing method of the engagement piece for side plates and a side plate part is not limited to said example, You may adhere and fix with adhesive materials, such as an adhesive agent.

  As the side plate engagement piece 30 and the side plate portion 3 engage with each other, the storage case 1 retains the box shape and can store the display panel 10. The display panel 10 can be taken in and out from the opening 4 and is housed in a line on the bottom plate 2. The storage case 1 in which the display panel 10 is stored is normally stored and transported with the bottom plate portion 2 at the bottom.

  Moreover, the storage case 1 is integrally molded by one member as shown in the development view of FIG. As shown in FIG. 2, each side plate portion 3 extends integrally from each side of the bottom plate portion 2, and is connected to each side of the bottom plate portion 2 so that it can be bent. Further, the side plate engaging piece 30 extends integrally from the left end 12 of the side plate 3 and is connected to the left end 12 so that it can be bent. Further, the fitting member 32 and the fitted member 33 are formed integrally with the side plate engagement piece 30 and the side plate portion 3, respectively. A material such as PET is used for the storage case 1. In addition, in FIG.1 and FIG.2, although the example in which the storage case 1 was integrally molded by one member was shown, it is not limited to this example. For example, the bottom plate portion 2 and each side plate portion 3 may be separated. In this case, each side plate part 3 may be connected to the bottom plate part 2 by a connecting member. Further, the side plate engaging piece 30 and the side plate portion 3 may be separated. Also in this case, the side plate engaging piece 30 may be connected to the side plate portion 3 by the connecting member.

  In the present embodiment, it is assumed that the storage case 1 falls in a state where the display panel 10 is stored in the storage case 1. Here, the case where the storage case 1 falls so that the side plate part 3 of the storage case 1 collides with the floor will be described. FIG. 3A to FIG. 3C are views showing a change in the state of the storage case 1 when the storage case 1 according to this embodiment falls. FIG. 3A is a diagram illustrating a state of the storage case 1 before the storage case 1 according to the present embodiment collides with the floor surface. FIG. 3B is a diagram illustrating a state of the storage case 1 when the storage case 1 according to the present embodiment collides with the floor surface. FIG. 3C is a diagram illustrating a state of the storage case 1 after the storage case 1 according to the present embodiment has collided with the floor surface. 3A to 3C show a state in which the storage case 1 is viewed from the opening 4.

  As shown in FIG. 3A, in the present embodiment, the storage case 1 falls so that any of the side plate portions 3 faces the floor surface. Here, it is assumed that the side plate portion 3a falls so as to face the floor surface. When the storage case 1 collides with the floor surface, as shown in FIG. 3B, a vertical (falling direction) force is applied to the storage case 1 due to the impact of the storage case 1 colliding with the floor surface. Swells laterally. In FIG. 3B, the side plate portion 3 b and the side plate portion 3 d swell toward the outside of the storage case 1. Here, the side plate portion 3b is engaged with the side plate portion 3c from the side plate portion 3c so as to cover the side plate portion 3b. Further, the side plate portion 3d is engaged with the side plate engaging pieces 30 from the side plate portion 3a so as to cover the side plate portion 3d. As the side plate portion 3b and the side plate portion 3d bulge toward the outside of the storage case 1, a force is exerted in a direction in which the side plate engaging pieces 30 engaged with the side plate portion 3b and the side plate portion 3d are disengaged from each other. Will be added. As a result, as shown in FIG. 3C, the side plate engaging pieces 30 that are engaged with the side plate portion 3b and the side plate portion 3d may be disengaged. On the other hand, the side plate portion 3a is engaged with the side plate portion 3b so that the side plate engagement piece 30 covers the side plate portion 3a, and the side plate portion 3c is provided with the side plate engagement piece 30 from the side plate portion 3d. The side plate 3c is engaged so as to cover it, and a force in a direction orthogonal to the direction in which the engagement is released is applied to the side plate engagement piece 30. For this reason, the side plate engaging pieces 30 engaged with the side plate portion 3a and the side plate portion 3c are not easily detached, and the state of being engaged with the side plate portion 3a and the side plate portion 3c is maintained. Further, the side plate engagement piece 30 engaged with the side plate portion 3 a is not easily detached by being sandwiched between the floor surface and the storage case 1. As described above, since the side plate engaging pieces 30 engaged with the side plate portion 3a and the side plate portion 3c are respectively engaged with the side plate portion 3a and the side plate portion 3c, the storage case 1 is maintained. Can hold the box shape. FIG. 4 is a diagram schematically showing a state of the storage case 1 from which the side plate engagement pieces 30 according to the present embodiment are detached. As shown in FIG. 4, even when the side plate engaging pieces 30 are detached from the side plate portion 3b and the side plate portion 3d, the storage case 1 is box-shaped in a normal state (a state where the bottom plate portion 2 is at the bottom). Can be held. Thereby, the deformation | transformation and damage of the display panel 10 when the storage case 1 falls can be prevented. In the above example, the case where the storage case 1 falls to the floor surface has been described. However, for example, when an external force is applied from the outside of the side plate portion 3 of the storage case 1, the box shape of the storage case 1 is similarly changed. It can hold | maintain and the deformation | transformation and damage of the display panel 10 can be prevented.

  Next, the storage case 100 which concerns on a comparative example is demonstrated using FIG.5 and FIG.6. FIG. 5 is a perspective view of the storage case 100 according to the comparative example. FIG. 6 is a development view of the storage case 100 according to the comparative example.

  The storage case 100 includes a box-shaped main body having a substantially rectangular parallelepiped shape with an open upper surface, and a rectangular lid plate portion 105 that covers the opened upper surface (opening portion 104) so as to be openable and closable. The main body of the storage case 100 includes a rectangular bottom plate portion 102 and a plurality of side plate portions 103 (103 a to 103 d) that are erected at the end of each side of the bottom plate portion 102.

  The two side plate portions 103 (103a, 103c) facing each other are both on the left and right side end portions (the right end portion 111, the left end portion 112) facing the two adjacent side plate portions 103 (103b, 103d). The side plate engagement piece 130 is connected in a foldable manner. The other side plate portions 103 (103b, 103d) do not include the side plate engagement pieces 130. The side plate portion 103b and the side plate portion 103d are engaged with side plate engagement pieces 130 bent from two adjacent side plate portions 103 (103a and 103c).

  Further, a fitting member 132 is provided on the inner surface of the side plate engagement piece 130. On the other hand, a fitted member 133 for fitting the fitting member 132 is provided on the outer surface of the side plate portion 103 (103b, 103d). For example, the fitting member 132 is a concave or convex fitting member, and the fitting member 133 is a convex or concave fitting member. By engaging the fitting member 132 provided in the side plate engaging piece 130 and the fitted member 133 provided in the side plate portion 103, the engagement between the side plate engaging piece 130 and the side plate portion 103 is strengthened. Become.

  The side plate engagement piece 130 and the side plate portion 103 engage with each other, so that the main body of the storage case 100 can hold the display panel 110 while maintaining a box shape. The display panel 110 can be taken in and out from the opening 104 and is housed in a line on the bottom plate portion 102. The storage case 100 in which the display panel 110 is stored is normally stored and transported with the bottom plate portion 102 at the bottom.

  The cover plate portion 105 of the storage case 100 includes a plurality of cover plate engagement pieces 150 erected at the end portions of the respective sides of the cover plate portion 105. Each side plate portion 103 engages with a cover plate engagement piece 150 bent from the cover plate portion 105, so that the cover plate portion 105 is attached to the storage case 100. Further, a fitting member 155 is provided on the inner surface of the lid plate engagement piece 150, and a fitted member 135 for fitting the fitting member 155 is provided on the outer surface of each side plate portion 103. By mounting the cover plate portion 105 after the display panel 110 is stored in the storage case 100, the display panel 110 is prevented from jumping out of the storage case 100 when the storage case 100 falls down.

  Further, the main body of the storage case 100 is integrally formed of a single member as shown in the development view of FIG. As shown in FIG. 6, each side plate portion 103 integrally extends from each side of the bottom plate portion 102 and is connected to each side of the bottom plate portion 102 so as to be bent. A material such as PET is used for the storage case 100.

  In this comparative example, a state change of the storage case 100 when the storage case 100 falls in a state where the display panel 110 is stored in the storage case 100 and the cover plate portion 105 is attached will be described. 7A to 7C are diagrams illustrating a change in the state of the storage case 100 when the storage case 100 according to the comparative example falls. In this comparative example, the storage case 100 falls so that the side plate portion 103 of the storage case 100 collides with the floor.

  First, the case where the storage case 100 falls so that the side plate portion 103 (103a or 103c) to which the side plate engagement piece 130 is not engaged collides with the floor surface will be described. 7A to 7C are diagrams schematically illustrating the state of the storage case 100 when the side plate portion 103a collides with the floor surface. 7A to 7C show a state in which the storage case 100 according to the comparative example is viewed from the cover plate portion 105. FIG. FIG. 7A is a diagram illustrating a state of the storage case 100 before the storage case 100 according to the comparative example collides with the floor surface. FIG. 7B is a diagram illustrating a state of the storage case 100 when the storage case 100 according to the comparative example collides with the floor surface. FIG. 7C is a diagram illustrating a state of the storage case 100 after the storage case 100 according to the comparative example collides with the floor surface.

  As shown in FIG. 7A, in this comparative example, the storage case 100 faces the floor surface with the side plate portion 103 (here, referred to as the side plate portion 103a) with which the side plate engagement piece 130 is not engaged facing down. Fall. When the storage case 100 collides with the floor surface, as shown in FIG. 7B, a vertical (falling direction) force is applied to the storage case 100 due to the impact of the storage case 100 colliding with the floor surface. Swells laterally. In FIG. 7B, the side plate portion 103 b and the side plate portion 103 d swell toward the outside of the storage case 100. Here, the side plate portions 103 b and the side plate portions 103 d are engaged with the side plate engaging pieces 130 from the side plate portions 103 a and the side plate portions 103 c so as to cover the side plate portions 103. Further, the lid plate engagement piece 150 is engaged with the side plate portion 103 b and the side plate portion 103 d so as to cover each side plate portion 103 from the lid plate portion 105. When the side plate portion 103b and the side plate portion 103d bulge toward the outside of the storage case 100, the side plate portion 103b and the side plate portion 103d are engaged with the side plate engaging piece 130 and the lid plate engaging piece 150, respectively. Thus, a force is applied in the direction of disengagement. As a result, as shown in FIG. 7C, the side plate engaging piece 130 and the lid plate engaging piece 150 that are engaged with the side plate portion 103b and the side plate portion 103d are disengaged. That is, since all the engagement pieces engaged with the side plate portion 103b and the side plate portion 103d are released, the storage case 100 cannot maintain the box shape. FIG. 8 is a diagram schematically illustrating a state of the storage case 100 from which the side plate engagement piece 130 according to the comparative example is detached. As shown in FIG. 8, the side plate portion 103b and the side plate portion 103d are unfolded outside the storage case 100 in a normal state (a state where the bottom plate portion 2 is the bottom), and the storage case 100 has a box shape in the normal state. It becomes impossible to hold. For this reason, the display panel 110 housed in the housing case 100 cannot stay in a fixed position, leading to deformation or breakage of the display panel 110. In the comparative example, when the side plate portion 103b or the side plate portion 103d is dropped, any of the side plate engagement pieces 130 is not easily detached, so that the box shape of the storage case 100 is maintained.

  Thus, the storage case 1 according to the present embodiment retains the box shape of the storage case 1 even if it falls with any side plate portion 3 down, as compared with the storage case 100 according to the comparative example. It is possible to prevent the display panel 10 from being deformed or damaged.

  In addition, the storage case 1 of this embodiment is not limited to the above-mentioned example.

  For example, the side plate engagement piece 30 is not limited to the shape shown in FIGS. 1 and 2. FIG. 9 is a perspective view of a storage case 1 according to another example of the present embodiment. FIG. 10 is a development view of the storage case 1 according to another example of the present embodiment. The storage case 1 shown in FIGS. 9 and 10 is the same as the storage case 1 shown in FIGS. 1 and 2 except that the shape of the engagement pieces 30 for the side plates is different. To do.

  In the storage case 1 shown in FIG. 9 and FIG. 10, each side plate portion 3 is bent at both the left and right side end portions (the right end portion 11 and the left end portion 12) facing the two adjacent side plate portions 3. The side plate engaging pieces (the lower engaging piece 41 and the upper engaging piece 42 are provided so as to be connected to each other. When viewed from the opening 4, the upper engaging piece 42 is provided on the side plate 3 side. The lower engaging piece 41 extends from the lower side of the side end of each side plate portion 3 in the clockwise direction and counterclockwise from the upper side of the end portion in either the clockwise direction or the counterclockwise direction. 9 and 10, each side plate portion 3 is provided with a watch as viewed from the opening 4 below the right end portion 11. The lower engagement piece 41 is provided so as to extend in the rotation direction, and each side plate portion 3 is provided on the left end portion 12. On the side, the upper engagement pieces 42 are provided so as to extend in the counterclockwise direction when viewed from the opening 4. Each side plate 3 is provided with a lower engagement piece 41 and an upper engagement piece 42. 3A to 3C, even if the side plate portion 3 falls so as to face the floor, at least one of the lower engagement piece 41 and the upper engagement piece 42 is engaged in each side plate portion 3. Therefore, the storage case 1 can hold the box shape in a normal state, and each side plate portion 3 extends in the clockwise direction when viewed from the opening 4 above the right end portion 11. The lower engagement piece 41 may be provided so as to protrude, and the upper engagement piece 42 may be provided on the lower side of the left end portion 12 so as to extend counterclockwise as viewed from the opening 4.

  Moreover, the storage case 1 according to the present embodiment may include a rectangular lid plate portion 5 that covers the opened upper surface (opening portion 4) so as to be opened and closed. FIG. 11 is a perspective view showing the storage case 1 including the cover plate portion according to the present embodiment. FIG. 12 is a development view of the storage case 1 including the cover plate portion according to the present embodiment. The cover plate portion 5 of the storage case 1 includes a plurality of cover plate engagement pieces 50 erected on the end portions of the respective sides of the cover plate portion 5. Further, a fitting member 55 is provided on the inner surface of the lid plate engaging piece 50, and a fitted member 35 for fitting the fitting member 55 is provided on the outer surface of each side plate portion 3. The lid plate portion 5 is attached to the storage case 1 by the lid plate engagement piece 50 bent from the lid plate portion 5 engaging the adjacent side plate portion 3. The lid plate engagement pieces 50 are provided at positions that do not overlap the side plate engagement pieces 30 engaged with the adjacent side plate portions 3 on each side of the lid plate portion 5. Specifically, when viewed from the lid plate portion 5 side of the storage case 1, the side plate engaging pieces 30 are provided so as to extend from the side end portions of the side plate portions 3 in the clockwise direction or the counterclockwise direction. In this case, the cover plate engaging pieces 50 are provided so as to be offset in the clockwise direction or the counterclockwise direction on each side of the cover plate part 5. When the side plate engaging piece 30 is provided on either the right end 11 or the left end 12 of each side plate 3, the cover plate engaging piece 50 is the cover plate 5. It may be provided so as to be offset to either one of the right end 11 and the left end 12 of the side plate 3 adjacent to each other. Note that the lid plate engagement piece 50 is not limited to be erected only at the end portions of all sides of the lid plate portion 5, but may be erected at at least one end portion of the lid plate portion 5. Thus, the cover panel 5 is mounted after the display panel 10 is stored in the storage case 1, thereby preventing the display panel 10 from jumping out of the storage case 1 when the storage case 1 falls.

  The lid plate portion 5 may be integrally formed with the storage case 1. FIG. 13 is an example of a development view of the storage case 1 in which the lid plate portion 5 is integrally formed. As shown in FIG. 13, the cover plate portion 5 extends integrally from the upper end portion 13 of any one side plate portion 3 (here, the side plate portion 3 d) and can be bent at the upper end portion 13 of the side plate portion 3. It is connected to. The lid plate portion 5 includes a plurality of lid plate engagement pieces 50 erected on the edge portions of the three sides of the lid plate portion 5. Moreover, the fitting member 55 is provided in the inner surface of the engagement piece 50 for lid plates, and the to-be-fitted for fitting the fitting member 55 in the outer surface of the three side plate parts 3 (3a, 3b, 3c). A member 35 is provided. The lid plate portion 5 is attached to the storage case 1 by the three side plate portions 3 (3 a, 3 b, 3 c) engaging with the lid plate engagement piece 50 bent from the lid plate portion 5.

  Although the embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and those skilled in the art have appropriately changed the above embodiments without departing from the spirit of the present invention. It goes without saying that the form is also included in the technical scope of the present invention.

  1,100 storage case, 2,102 bottom plate portion, 3, 3a, 3b, 3c, 3d, 103, 103a, 103b, 103c, 103d side plate portion, 4,104 opening portion, 5,105 lid plate portion, 10,110 Display panel, 11, 111 Right end, 12, 112 Left end, 30, 130 Side plate engagement piece, 13 Upper end, 32, 55, 132, 155 Fitting member, 33, 35, 133, 135 Fit Combined member, 41 Lower engaging piece, 42 Upper engaging piece, 50, 150 Lid engaging piece.

Claims (8)

A rectangular bottom plate,
A plurality of side plate portions erected at the end of each side of the bottom plate portion;
With
Each side plate portion includes a side plate engagement piece that is foldably connected to at least one of the left and right side end portions facing each of the two adjacent side plate portions,
Each of the side plate portions engages with the side plate engagement piece bent from at least one of the two adjacent side plate portions.
A storage case characterized by that. When viewed from the opening of the storage case, the side plate engagement pieces are provided so as to extend in a clockwise direction or a counterclockwise direction from a side end of each side plate part,
The storage case according to claim 1. The side plate engagement piece includes an upper engagement piece and a lower engagement piece,
Seen from the opening of the storage case,
The upper engagement piece extends in a clockwise direction or a counterclockwise direction from the upper side of the side end of each side plate part,
The lower engagement piece is provided so as to extend from the lower side of the side end of each side plate in the other direction of the clockwise direction and the counterclockwise direction.
The storage case according to claim 1. The side plate engagement piece includes a concave or convex fitting member,
Each side plate portion includes a concave or convex mating member for fitting the fitting member of the adjacent side plate portion,
The storage case according to claim 1. Each side plate portion is integrally extended from each side of the bottom plate portion, and is connected to bendable at each side of the bottom plate portion.
The storage case according to claim 1. A rectangular lid plate covering the opening of the storage case;
The lid plate portion includes a lid plate engagement piece that is foldably connected to each side of the lid plate portion,
The lid plate engagement piece engages with the adjacent side plate portion,
The storage case according to claim 1. When viewed from the lid plate portion side of the storage case, the lid plate engagement pieces are provided so as to be offset in the clockwise direction or the counterclockwise direction on each side of the lid plate portion.
The storage case according to claim 6. Each side plate portion is integrally extended from each side of the bottom plate portion, and is connected to bendable at each side of the bottom plate portion,
The lid plate portion extends integrally from the upper end portion of any one of the plurality of side plate portions, and is connected to be bent at the upper end portion of the side plate portion.
The storage case according to claim 6.

Images