JPH10276841A - Rack device of desk - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent a drawer unit at a high place from dropping in an earthquake when the drawer unit is height-adjustably provided in a rack device of desk and to improve the operability when the drawer unit is set in a high position. SOLUTION: A drawer unit 16, when it is at a high position, is screwed to right and left side panels 6 while overlapping with the lower surface of a fixed rack 7, and when in a low position is put on the upper surface of a top board 2. Because the drawer unit 16 in the high position is screwed to the side panels 6, it does not drop in an earthquake. Because the drawer unit 16 is placed on the lower surface of the fixed rack 7, drawers 19 are easy to draw out even at the high position, and putting articles on and off the fixed rack 7 is also easy.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a shelf device for a desk such as a learning desk.

[0002]

2. Description of the Related Art As a shelf device for a learning desk, the applicant of the present application has disclosed a device in Japanese Patent Application No. 7-245054 (Japanese Patent Application Laid-Open No. 9-56482) which is enclosed by a back plate and left and right side plates provided at the upper end thereof. While fixing the fixed shelf, the height of the auxiliary shelf (drawer unit) equipped with a drawer can be freely changed between the high position placed on the fixed top plate and the low position placed on the desk top plate. Proposed to be placed.

According to the invention of the prior application, the height position of the auxiliary shelf can be changed according to the user's preference and the like.

[0004]

However, in the prior invention, the auxiliary shelves are merely placed on the fixed shelves at a high position, so that the auxiliary shelves are likely to fall off the fixed shelves during an earthquake. there were. In addition, when the auxiliary shelves are placed on the fixed shelf, the height of the auxiliary shelves becomes too high for children of short stature, making it difficult to operate the drawer and making it difficult to place articles such as books on the auxiliary shelves. There was also a problem that there were times.

An object of the present invention is to solve these problems.

[0006]

In order to achieve this object, the present invention provides a back plate extending along the back of a desk in plan view, and a plurality of side plates extending in the same direction as the side of the desk in plan view. In the area surrounded by the back plate and the side plate, a drawer that can move forward and backward is provided and a drawer unit that can place articles on the upper surface is provided at a low position placed on the top plate and above the top plate. In a desk shelf device arranged so that the height can be changed to a located high position, the drawer unit is removably attached to the back plate or the side plate in the high position state in such a manner that the drawer unit cannot be shifted back and forth. did.

[0007]

With this configuration, when the drawer unit is in the high position, the drawer unit is supported on the back plate or the side plate in a state where the drawer unit cannot be shifted back and forth. Can be suppressed.
Further, since the drawer unit is attached to the back plate or the side plate, the drawer unit can be installed at a position on the lower surface of the fixed shelf plate as in claim 2, and as a result, the fixed shelf plate and the drawer unit When the drawer unit is set to the high position in a state in which the drawer unit is arranged side by side, the drawer unit becomes too high and it becomes difficult to operate the drawer, and it is difficult to load articles such as books on the fixed shelf board. Problem can be improved.

Further, according to the present invention, the height of the fixed shelf, the position of the drawer unit, and the position of the lamp can be changed according to the height and preference of the user. The usability can be further improved.

[0009]

Next, an embodiment in which the present invention is applied to a learning desk will be described with reference to the drawings. 1 to 7 show a first embodiment, in which FIGS. 1 and 2 show a desk (learning desk) 1.
3 is a front view, FIG. 4 is a partially cutaway enlarged view of FIG. 3, and FIG. 5 is a VV sectional view of FIG.

The desk 1 includes a top plate 2 and a pair of left and right legs 3, and a shelf device 4 is provided at the rear of the desk 1. The shelf device 4 includes a back plate 5 superimposed on the back of the desk 1, and a pair of left and right side plates 6 is fixed to upper right and left ends of the back plate 5, and fixed to a halfway height portion between the left and right side plates 6. Shelf 7 is mounted. A plurality of partition plates 8 are fixed to the fixed shelf plate 7.

The back plate 5 has its left and right sides fastened to the rear surface of the leg 3 with screws (not shown), and a plurality of screw insertion holes 9 (see FIGS. 1 and 3) are vertically spaced at appropriate intervals. By drilling the individual pieces, the height of the rear plate 5 can be adjusted in a plurality of levels (for example, three levels). 1 and 2 show a state where the back plate 5 is at the highest position, and FIG. 6 shows a state where the back plate 5 is at the lowest position.

[0012] A lamp 10 is mounted on the left side of the fixed shelf 7.
A mounting hole 11 is provided for mounting the device. The lamp 10 can be mounted on the fixed shelf 7 by inserting the support pins 12 projecting from the lower surface of the lamp 11 into the mounting holes 11.
Further, a cord insertion hole 14 for inserting the cord 13 of the lamp 10 is opened at a position on the rear plate 5 behind the mounting hole 11. This cord insertion hole 14 is
The size is set so that the plug 15 connected to can be inserted. In addition, the cord insertion hole 14 may be covered with a shielding film such as rubber that can be flexibly deformed.

A drawer unit 16 is arranged on the lower surface of the fixed shelf 7 in close contact with the fixed shelf 7.
The drawer unit 16 includes an upper surface plate 17 extending between the left and right side plates 6 and left and right support plates 18 fixed to both left and right ends of the upper surface plate 17.
And a plurality of (three) drawers 19, and the drawer 19 is attached to the left and right side plates 6 by fastening the left and right support plates 18 to the side plates 6 with screws 20 as shown in FIG. .

As illustrated in FIG. 4, each drawer 19 is supported by a guide member 21 fixed to the upper plate 17 so as to be movable back and forth. As shown in FIG. 5, a reinforcing bar 22 extending parallel to the upper surface plate 17 is inserted and fixed between the rear lower ends of the left and right support plates 18. As shown in FIG. 5, the drawer unit 16 is set so as to be completely hidden by the lower surface of the fixed shelf plate 7. Therefore, the upper end of the end plate 19 a of each drawer 19 is slightly lower than the upper surface of the upper plate 17. Is located. Thus, an article 23 such as a book having a depth larger than the front-rear width of the upper surface plate 17 can be placed on the upper surface plate 17 with the drawer unit 16 placed on a desk (see FIG. 2).

A panel 24 is fixed to a portion of the front surface of the drawer unit 16 near the right end, and a panel 25 is provided on the panel 24. Although not shown, a wiring hole is formed in a portion of the rear plate 5 behind the panel 25. As shown in FIG. 2, a portion of the upper surface plate of the drawer unit 16 that overlaps with the mounting hole 11 of the fixed shelf plate 7 in a plan view,
A mounting hole 26 for mounting the lamp 10 is provided.
The mounting holes 11 and 26 are for the fixed shelf 7 and the drawer unit 16.
May be provided in plurality. Further, as shown by a dashed line in FIG. 1, a cord insertion hole 27 may be provided in the back plate 5 corresponding to the mounting hole 26 of the drawer unit 16 in a state where the drawer unit 16 is lowered on a desk.

In the above configuration, as shown in FIG.
The rear plate 5 is set at a high level, the drawer unit 16 is fixed to the lower surface of the fixed shelf 7, and the lamp 10 is attached to the fixed shelf 7, or as shown in FIG. Is set to a high level, the drawer unit 16 is removed from the side plate 6 and the top plate 2
With the drawer unit 16 used as an auxiliary shelf, articles such as books are placed on the drawer unit 16 and the lamp 10 is attached to the drawer unit 16, as shown in FIG.
The height of the back plate 5, the height of the drawer unit 16, and the mounting position of the lamp 10 are set such that the back plate 5 is set at a low position while the drawer unit 16 is fixed to the lower surface of the fixed shelf plate 7. It can be changed according to the height and preference of the user (child / student).

When the drawer unit 16 is detached from the side plate 6 and placed on a desk, an appropriate portion such as the support plate 18 may be fixed to the back plate 5 with screws 20 as shown in FIG. In this case, for example, when the drawer unit 16 is fastened to the left and right side plates 6 with two screws 20 each, the two screws 20 are used as they are and fastened to the rear plate 5. By using the screws 20, the screws 20 can be prevented from being lost.

When the support pins 12 of the lamp 10 are inserted into the mounting holes 11 and 26 between the fixed shelf 7 and the drawer unit 16 as in the embodiment, the lamp 10 can be attached and detached with one touch, and the lamp 10 can be turned horizontally. There is an advantage that the posture can be easily changed because the user can move. In the above embodiment, the drawer unit 16 is fixed to the fixed shelf 7
The lower surface of the drawer unit 16 may be provided with a gap at an appropriate interval between the drawer unit 16 and the fixed shelf plate 7, or the drawer unit 16 may be adjustable in height with respect to the side plate 6 in a plurality of steps. May be attached.

FIG. 8 shows a second embodiment. In this embodiment, the back plate 5 and the left and right main side plates are placed on the top plate 2, and the fixed shelf plate 7 is mounted between upper portions of the left and right main side plates 6,
Further, when the space below the fixed shelf plate 7 is partitioned by the intermediate side plate 6 ', the drawer unit 16 is disposed between the intermediate side plate 6' and one of the main side plates 6, and the drawer unit 16 at a high position is mainly used. It is screwed to the side plate 6 and the intermediate side plate 6 '.
As can be seen from this example, the width of the drawer unit 16 may be smaller than the width of the shelf device 4. Further, the drawer unit 16 may be arranged on both sides of the intermediate side plate 6 'so that the height can be changed.

FIG. 8 shows a third embodiment, in which (A)
Is a front view, and (B) is a BB view of (A). In this embodiment, the partition plate 8 is fixed on the upper surface of the drawer unit 16, while the support plate 18 of the drawer unit 16 is
The height of the drawer unit 16 in the high position state can be adjusted in a plurality of stages by providing a plurality of pairs (up and down, two pairs in the drawing) of the projections 28 for supporting the.

In this case, the support plate in the drawer unit 16
A concave portion 18a is formed on the lower surface of the projection 18, and a projection 28a that fits into the concave portion 18a is formed on the projection 28, thereby holding the drawer unit 16 immovable in the front-rear direction. In this embodiment, the drawer unit 16 also serves as a shelf. In each of the above embodiments, the drawer unit is attached to the side plate, but the drawer unit may be attached to the back plate or both the side plate and the back plate.

[Brief description of the drawings]

FIG. 1 is a perspective view of a first embodiment.

FIG. 2 is a perspective view of the first embodiment.

FIG. 3 is a front view of the first embodiment.

FIG. 4 is a partially cutaway enlarged view of FIG. 3;

FIG. 5 is a sectional view taken along line VV of FIG. 3;

FIG. 6 is a front view showing a use state.

FIG. 7 is a partially cutaway side view showing a state where the drawer unit is fixed at a low position.

FIG. 8 is a diagram showing a second embodiment.

FIG. 9 is a diagram showing a third embodiment.

[Description of Signs] 1 desk 2 top plate 4 shelf device 5 back plate 6 side plate 7 fixed shelf plate 11,26 mounting holes for lamps 10 lamps 16 drawer unit 18 support plate 19 drawer

Claims (2)

[Claims] 1. A back plate extending along the back of a desk in plan view, and a plurality of side plates extending in the same direction as a side surface of the desk in plan view, a portion surrounded by the back plate and the side plate, A drawer unit that has a drawer that can be pulled back and forth and has a drawer unit that can place articles on the top surface is a desk that has a height changeable between a low position placed on the top plate and a high position located above the top plate. The shelf device according to claim 1, wherein the drawer unit is detachably attached to the back plate or the side plate so that the drawer unit cannot be shifted back and forth in a high position. 2. The apparatus according to claim 1, wherein said back plate is mounted on a back surface of a desk in a height-adjustable manner, and side plates are respectively projected forward and left and right upper portions of said back plate. While mounting the fixed shelf at the halfway height position, the drawer unit at the high position is screwed to the side plate in a state of being stacked on the lower surface of the fixed shelf, and further, to the fixed shelf and the drawer unit. A desk shelf device, wherein a mounting hole for a lamp is provided so as to open upward.