JP2003072273A - Box file - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a box file capable of keeping a position where its volume is changed as it is, even when such a volume change is made. SOLUTION: The box file 10 is constituted of a combination of the first box-forming member 10A and the second box-forming member 10B. The first box-forming member 10A is accommodated in such a way that it is movable to the second box-forming member 10B. A movable piece member 44 is provided on the upper part of an outer side wall 41 of the second box-forming member 10B, and face fasteners 46 and 30 are provided on joint faces between the movable piece member 44 and the side wall 13 of the first box-forming member 10A respectively. In addition, an axial member 50 penetrates a space between the respective side walls 13 and 41 of the first and the second box-forming member 10A and 10B, and is movable along a guide slot 19 formed with the face of the side wall 13.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a box file, and more particularly to a box file capable of expanding and reducing its volume.

[0002]

2. Description of the Related Art Conventionally, a box-shaped box file having an open top has been known. This box file is
Since various documents can be put in and out on a desk etc.,
It is used for organizing documents in offices. However, since the volume of such a box file is constant, if it exceeds the allowable storage capacity,
You have to use a different box file.

Therefore, for example, as disclosed in Japanese Patent No. 2841248, a box file is formed by two box forming members that can be combined with each other, and the box forming members are moved apart from each other and relatively moved in the approaching direction. A configuration has been proposed in which the storage volume can be changed.

[0004]

However, the box file disclosed in Japanese Patent No. 2841248 does not have a structure for holding the positions of the box forming members in a fixed manner, so that a constant volume is maintained. There is an inconvenience that it is not suitable for carrying around in a state.

[0005]

SUMMARY OF THE INVENTION The present invention has been devised by paying attention to such inconvenience, and an object thereof is to provide a box file which can maintain the changed position even when the volume is changed. To provide.

[0006]

In order to achieve the above object, the present invention provides a box-shaped first box forming member having a bottom,
A second box in which the first box forming member is provided in the shape of a box with a bottom capable of being received from the lateral direction, and the first box forming member is provided to be relatively movable in the lateral direction so that the volume can be changed. A forming member, relative movement restricting means is provided between the first and second box forming members, and the relative movement restricting means is provided at each position where the volumes of the first and second box forming members are changed. The configuration is such that the relative movement of the two is restricted. With such a configuration, the volume can be expanded or reduced by relatively moving the first and second box forming members, and
Since the relative movement restricting means holds the expanded and contracted positions, it becomes possible to restrict the inadvertent relative movement during carrying.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION The relative movement restricting means in the box file is continuous with the upper end of the side wall of one of the first and second box forming members and is the side wall of the other box forming member. It is good to comprise by the piece member which can be overlapped on this, and this engaging member and the engaging member respectively provided in the surface where the said piece member is overlapped. At this time, it is preferable that the engaging member is formed of a surface fastener. According to this structure, the first and second box forming members can be moved relative to each other only by canceling the overlapping state of the piece members, and the volume can be changed by a simple operation. Further, by using the surface fastener, the engagement can be performed in a wide area and the engagement position can be easily changed.

Further, it is possible to adopt a structure in which a guide means for the relative movement is provided between the side walls of the first and second box forming members. By providing such guide means, it is possible to keep the moving direction constant when the first and second box forming members are relatively moved. At this time, the guide means includes a shaft member penetrating the side wall of the second box forming member and a guide slot provided on the side wall of the first box forming member and penetrating the shaft member. It is preferable to adopt a configuration in which the guide slot is provided with a positioning portion that determines a position where the volume is changed. As a result, the guide means also functions to connect the first and second box forming members, and as a result, it is possible to prevent the box forming members from being inadvertently separated. Moreover, it is possible to prevent the side walls of each box forming member from moving carelessly in the surface direction due to the presence of the positioning portion.

[0009]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a schematic perspective view showing a state in which the box file according to this embodiment has a minimum volume, and FIG. 2 is an exploded perspective view thereof. In addition, in FIG.
An exploded perspective view in which the viewing direction is opposite to that in FIG. 2 is shown. In these figures, the box file 10 is composed of a first box forming member 10A and a second box forming member 10B combined with the first box forming member 10A.

As shown in FIGS. 2 and 3, the first box forming member 10A has a bottom wall 12 having a substantially rectangular plan shape, and vertically long rectangular shapes positioned on both sides of the bottom wall 12 in the longitudinal direction. A pair of side walls 13, 13 formed and these side walls 1
Inner wall 1 located between the front and rear (short width direction) both sides of 3,13
5 and the outer wall 16 and is provided in the shape of a box with a bottom, the top of which is open. A fastener mounting surface 18 folded back inward is provided on the upper portion of each of the side walls 13 and 13, and substantially W-shaped guide slots 19 and 19 forming guide means are formed on the lower portions thereof, respectively. .
The guide slot 19 connects the three positioning slots 19A oriented in the vertical direction and the lower portions of these positioning slots 19A to connect the second box forming member 10B.
And a slide slot 19B that determines the relative movement direction of the. The center of the upper portion of the inner wall 15 is formed as a concave portion 20, while the hole 21 for grasping is formed in the center of the upper portion of the outer wall 16.

The first box forming member 10A is formed by using one hard sheet S as shown in the development view of FIG. Specifically, the inner wall 15 is connected to one end side of the bottom wall 12 in the short width direction via a bending line L1, while the other end side of the short width is provided with a bending line L2 that is interrupted along the left-right direction. In addition to the provision, the bonding piece 12A is provided via a plurality of cut lines C1 that are continuous in a substantially U-shape so as to connect the bending lines L2. Figure 4 of the inner wall 15
On both sides of the middle upper part, a pair of left and right inclined edges 20A that are inclined toward a direction that gradually approaches toward the lower side are formed, and a linear bending line L3 is provided in a direction connecting between lower ends of these inclined edges 20A. ing. Above the fold line L3, the reinforcing fold-back piece 2 in the shape of an inverted end spreads.
3 is provided, and the folded piece 23 is adapted to be folded back and adhered to the inner surface side of the inner wall 15. Here, the concave portion 20 is formed by the inclined edge 20A and the bending line 13. Side walls 13 and 13 are provided on both left and right sides of the inner wall 15 via bending lines L4 and L5, respectively, and the left side wall 13 in FIG. 4 is bonded to the inner surface of the outer wall 16 on the right end side in FIG. The adhesive piece 25 is provided via the bending line L6, and each side wall 13,
The bottom wall 12 is provided at the lower part of 13 via bending lines L7 and L8.
Bottom adhesive pieces 26 and 27 are provided so as to be folded back and bonded so as to overlap the inner surface side of the. The above-mentioned fastener mounting surfaces 18 and 18 are provided on the upper portions of the respective side walls 13 via bending lines L9 and L10, and relative movement restricting means is configured on each inner surface of the fastener mounting surfaces 18 and 18. Hook-and-loop fastener 3 as an engaging member
0 and 30 are provided respectively. These fastener mounting surfaces 18 and 18 are folded back so as to overlap the upper inner surface side of the side walls 13 and 13 and adhered to the inner surface side of the side walls 13 and 13, and also have the effect of reinforcing the upper region of the side walls 13 and 13. It is like this.

The outer wall 16 is connected to the right end of the right side wall 13 in FIG. 4 through a fold line L11. On the lower end side of the outer wall 16, a bending line L12 that is interrupted in the left-right direction and a pair of left and right cut lines C2 that are provided so as to connect between the bending lines L12.
A bottom adhesive piece 33 is provided through C2 and a slot hole 32 provided between the cut lines C2. Here, the hatched portion formed by the cut line C1 on the bottom wall 12 side and the hatched portion formed by the cut line C2 of the bottom adhesive piece 33 can be combined without interfering with each other, and the slot in the center portion can be combined. In the hole 32, the bottom wall 1
The hatched portion formed by the cut line C1 at the central portion on the second side is inserted.

A punching hole 21A is formed in the center of the upper portion of the outer wall 16 in FIG.
The elongated folded piece 34 is formed with the upper side forming edge of 1A as the bending line L13. Further, a folding piece 36, which is folded back so as to overlap with the inner surface side of the outer wall 16, is provided at the upper end of the outer wall 16 via a folding line L14. In the plane of the folded piece 36, the punched hole 2 that substantially corresponds to the punched hole 21A when folded back.
1B is formed and these punched holes 21A, 2
The holding hole 21 is formed by 1B.

The second box forming member 10B is provided in the shape of a bottomed box having a size capable of receiving the first box forming member 10A in the lateral direction. As shown in FIGS. 2 and 3, the second box forming member 10 </ b> B includes an outer bottom wall 40 having a substantially rectangular planar shape, and the first bottom box 40 is located on both sides of the outer bottom wall 40 in the longitudinal direction. Of the box forming member 10 </ b> A, which is located on the outer surface side of the side wall 13 and has a vertically long rectangular shape, and a pair of outer walls 41 and 41.
The outer wall 43 is located between one end side of the front and rear direction (short width direction) of 1, 41, and one side portion and the upper portion are opened. Movable piece members 44, 44 as relative movement restricting means capable of being folded inward are provided on the upper portions of the outer walls 41, 41, respectively. The movable piece members 44, 44 can be superposed on the fastener mounting surface 18 of the first box forming member 10A, and the surface fasteners 46, 46 as engaging members on the superposed surface side (FIG. 8) is provided. These surface fasteners 46, 46 can be engaged with the surface fastener 30 on the side of the first box forming member 10A, whereby the first and second box forming members 10A, 10B are separated from each other and approaching each other. Both can be integrated by restricting relative movement. Here, the movable piece member 44 has cut portions 44A, 44A extending in the vertical direction formed at two positions in the width direction, and the vertical length is relatively long between the cut portions 44A. An engaging piece 44B for engaging and disengaging the surface fasteners 30, 46 is provided. It should be noted that through holes 48, 48 are provided in the lower portions of the outer walls 41, 41, respectively.
The shaft member 50 is inserted into each through hole 48 in a state where the through hole 48 and the guide slot 19 are opened, and the shaft member 50 moves along the guide slot 19. Guidance is performed during relative movement of the first and second box forming members 10A and 10B.

The second box forming member 10B is composed of one piece of hard paper S as shown in the development view of FIG. As shown in the figure, the outer bottom wall 40 is composed of an outer bottom wall forming piece 40A and an inner bottom wall forming piece 40B which are bent in the middle to a double thickness through a bending line L15. On the fold line L15, slot holes 55, 55 are formed at two positions on the left and right, and when the fold line L15 is bent to have the thickness of the two sheets, as shown in FIG.
6 is formed, and when the first and second box forming members 10A and 10B have the minimum volumes, the recesses 56 and 56 slightly project downward from the bottom side corner of the first box forming member 10A. There is no positional interference with the projecting pieces 58, 58. Further, the convex portion 6 is formed on the outer edge (lower edge in FIG. 5) of the inner bottom wall forming piece 40B.
0, 60 are formed, and these convex portions 60, 60
Are received in the slot holes 61, 61 along the bending line L16 on the upper end side in FIG. 5 of the outer bottom wall forming piece 40A.

An outer wall 4 connected to the outer bottom wall forming piece 40A.
The upper left and right sides of 3 are formed as a pair of slanted edges 43A, 43A that are directed in a direction in which they gradually approach each other as they go downward, and a fold line L17 is formed on a line connecting the lower ends of these slanted edges 43A, 43A. A folded-back piece 63 is provided in the shape of a diverging end. This folded piece 63
Are superposed on and bonded to the inner surface side of the outer wall 43, whereby a concave portion 65 (see FIG. 3) is formed on the upper portion of the outer wall 43. Here, the concave amount of the concave portion 65 is smaller than that of the concave portion 20 on the side of the first box forming member 10A.

Outer walls 41, 41 are connected to the left and right sides of the outer wall 43 via fold lines L18, L19, and fold lines L20, L21 are provided at the lower end sides of these outer walls 41, 41, respectively. And folding pieces 67 and 68 are provided. These folded pieces 67, 68
Is the outer bottom wall forming piece 40A and the inner bottom wall forming piece 40B.
It is assembled so as to be sandwiched between them (see FIG. 6).
Further, hook-and-loop fasteners 69 and 69 that form engaging members are provided respectively on the upper portions of the inner surfaces of the outer wall 41, and further, on the upper end side of the outer wall 43, two bending lines L are formed.
Movable piece members 44 and 44 are provided via 22 and L23, respectively.

The shaft member 50 constituting the guide means is
As shown in FIG. 6, the through hole 4 is formed from the outside of the outer wall 41.
8 and the male screw member 70 penetrating the guide slot 19
And a female screw member 71 which is screwed to the male screw member 70 through the guide slot 19 and the through hole 48 from the inner surface side of the side wall 13 of the first box forming member 10A.
Here, a washer member 72 is provided on the outer peripheral side of the female screw member 71, and even if the head 71A of the female screw member 71 is small by the washer member 72, the washer member 72 is kept so as not to fall into the guide slot 19 and thus becomes smooth. Guide is available.

Next, the box file 1 according to this embodiment
A method of using 0 will be described with reference to FIGS. 7 to 10.

Here, as shown in FIG. 1, it is assumed that the first and second box forming members 10A and 10B are preassembled and are inseparably coupled to each other by the shaft member 50 described above.

In the state of FIG. 1, the box file 10
Becomes the minimum volume state. That is, the inner wall 15 of the first box forming member 10A is the second box forming member 10A.
It is in a position where it substantially contacts the inner surface of the outer wall 43 of B. In this state, the surface fastener 46 of the movable piece member 44 engages and adheres to the surface fastener 30 on the fastener mounting surface 18A. At the same time, the shaft member 5 constituting the guide means
0 is located at the upper end of the positioning portion 19A located at one end of the guide slot 19 (see FIG. 10A).

Here, as shown in FIG. 7, when the volume of the box file 10 is to be slightly increased, a finger is put on the operation piece portion 44B of the movable piece member 44 so that the operation piece portion 44B is peeled off. Pull up the surface fastener 30
And 46 are disengaged (see FIG. 8). at the same time,
The second box forming member 10B is moved laterally while being slightly lowered relative to the first box forming member 10A so that the shaft member 50 descends the positioning portion 19A on the one end side. Then, the second box forming member 10B is raised again so that the shaft member 50 is located at the upper end of the intermediate positioning portion 19A. After this, the movable piece member 44
Is bent again inward, and the surface fasteners 30 and 46 bond again. At this time, of the two cut portions 44A, 44A provided in the movable piece member 44, the first box forming member 10A is provided in one of the cut portions 44A.
The left and right upper parts of the inner wall 15 at the right side enter (see FIGS. 7 and 10C).

As shown in FIG. 9, when the volume of the box file 10 is to be maximized, the above-mentioned operation may be performed in the same manner. In this maximum volume state, the movable piece member 4
The surface fastener 46 of No. 4 is the second box forming member 10
A surface fastener 6 provided on the inner surface of the upper portion of the outer wall 41 of B
9, but the upper left and right sides of the inner wall 15 are inserted into the other notch 44A of the two notches 44A, 44A of the movable piece member 44, thereby sufficiently stabilizing the posture. It is supposed to be secured. In addition, the shaft member 50 is located at the positioning portion 19A on the opposite side to the initial position.

In the box file 10, when the volume is expanded, the inner wall 15 of the first box forming member 10A functions as a partition of the storage space, and the front and rear regions partitioned by the inner wall 15 are divided into two regions. By using it, it becomes possible to separately store the objects to be stored.

Therefore, according to such an embodiment, the storage volume can be expanded and contracted in stages, and the first and second box forming members 10A, 10B are located at the positions where the storage volumes are determined. The relative position of can be fixedly maintained. Therefore, when carrying the box file 10 to another place, it is possible to surely prevent the both from being inadvertently moved or disassembled.

The stepwise volume expansion in the above embodiment is not limited to the illustrated constitutional example, and the number of steps can be increased so as to further increase the volume. This case can be dealt with by increasing the number of notches 44A of the movable piece member 44 and increasing the number of positioning portions 19A of the guide slots 19.

Further, in the above embodiment, the movable piece member 44 and the surface fastener 30 are used to constitute the relative movement restricting means, but the first and second box forming members 10A, 10B.
The configuration is not particularly limited to the above embodiment as long as the relative movement of the above can be temporarily restricted.

[0029]

As described above, according to the present invention,
Relative movement regulating means is provided between the first and second box forming members, and the relative movement regulating means regulates the relative movement of the two at the position where the volumes of the first and second box forming members change. Since it is configured, the first and second
By relatively moving the box forming member, the volume can be expanded or contracted, and the relative movement restricting means holds the expanded or contracted position to restrict inadvertent relative movement during carrying. The effect is that it becomes possible.

Further, since the relative movement restricting means is constituted by using the piece member and the engaging member formed of the surface fastener, the first and second members can be simply released by releasing the overlapping state of the piece members. The box forming member can be moved relatively, and the volume can be changed by a simple operation. Further, since the hook-and-loop fastener is used, it is possible to engage in a wide area and to easily change the engagement position.

Further, since guide means for relative movement is provided between the side walls of the first and second box forming members,
The moving direction when the first and second box forming members are relatively moved can be kept constant. In particular, a guide member is formed in a shaft member that penetrates the side wall of the second box forming member and a guide slot that is provided in the side wall of the first box forming member and through which the shaft member penetrates, and is positioned in the guide slot. In the configuration in which the parts are provided, as a result of the guide means also functioning to connect the first and second box forming members, it is possible to prevent the box forming members from being inadvertently separated. Moreover, it is possible to prevent the side walls of each box forming member from moving carelessly in the surface direction due to the presence of the positioning portion.

[Brief description of drawings]

FIG. 1 is a schematic perspective view of a box file according to an embodiment at a minimum volume.

FIG. 2 is an exploded perspective view of the box file.

FIG. 3 is an exploded perspective view of the box file viewed from the side opposite to FIG.

FIG. 4 is a development view of a first box forming member.

FIG. 5 is a development view of a second box forming member.

FIG. 6 is an enlarged end view taken along the line AA of FIG.

FIG. 7 is a schematic perspective view showing a state in which the volume of the box file is enlarged by one step.

FIG. 8 is a schematic perspective view showing a state of a movable piece member when the first and second box forming members are relatively moved.

FIG. 9 is a schematic perspective view showing a state in which the volume of the box file is maximized.

FIG. 10 is a schematic explanatory view showing a step of expanding the volume of the box file.

[Explanation of symbols]

10 box files 10A First box forming member 10B Second box forming member 13 Side wall 19 Guide slot (guide means) 19A Positioning part 30 hook-and-loop fastener 41 Outer wall 44 Movable piece member 46 hook-and-loop fastener 50 shaft member

Claims (5)

[Claims] 1. A first box forming member having a box shape with a bottom,
A second box in which the first box forming member is provided in the shape of a box with a bottom capable of being received from the lateral direction, and the first box forming member is provided to be relatively movable in the lateral direction so that the volume can be changed. A forming member, relative movement restricting means is provided between the first and second box forming members, and the relative movement restricting means is provided at each position where the volumes of the first and second box forming members are changed. A box file that controls the relative movement of both. 2. The relative movement restricting means includes first and second
Of one of the box forming members, which is continuous with the upper end of the side wall of one of the box forming members, and which can be superposed on the side wall of the other box forming member; The box file according to claim 1, wherein the box file is constituted by engaging members provided respectively. 3. The box file according to claim 2, wherein the engaging member includes a surface fastener. 4. The box file according to claim 1, wherein a guide means for the relative movement is provided between the side walls of the first and second box forming members. . 5. The guide means comprises a shaft member penetrating a side wall of the second box forming member, and a guide slot provided on a side wall of the first box forming member and penetrating the shaft member. The box file according to claim 4, wherein the guide slot is provided with a positioning portion that determines a position where the volume is changed.