JP2002330838A - Shelf board support device on horizontal muntin - Google Patents

Abstract

PROBLEM TO BE SOLVED: To fit a shelf board to a horizontal muntin to be easily moved sideways, and prevent the shelf board from falling off the horizontal muntin even if external force is erroneously applied from below. SOLUTION: In a shelf receiving bracket 6, a downward engagement piece 9 is provided on the rear end of a horizontal receiving piece 7 supporting the shelf board 5, and the downward engagement piece 9 is fitted to a square pipe- shaped horizontal muntin 4 from above, thereby supporting the shelf board 5 to be movable in the lateral direction along the muntin 4. The lower part of the rear end of the shelf receiving bracket 6 is provided with a locking projection piece 10 abutting on the lower surface of the muntin 4 to inhibit the upward rotation of the leading end of the shelf receiving bracket 6. The front lower corner part of a part in the lateral direction in the muntin 4 is provided with notches 15 enabling passing of the locking projection piece 10 in upward rotating the shelf receiving bracket 6 around the upper part o the rear surface of the muntin 4.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for supporting a shelf board on a horizontal rail, which can easily move the shelf board to the side while articles are placed on the shelf board.

[0002]

2. Description of the Related Art Generally, a shelf receiving bracket for supporting a shelf board is formed by inserting an engaging piece provided at a rear end of a vertical piece into a locking hole formed in a front surface of a support column or the like to be engaged. , Mounted on a support, etc.

For this reason, the position of the shelf support bracket cannot be changed left and right, and when the shelf plate is mounted on or removed from the upper surface of the shelf support bracket, the shelf support bracket fluctuates left and right, and work is performed. hard.

[0004] In order to solve these drawbacks, the applicant of the present invention has proposed a rear end of a shelf receiving bracket fixed to the lower surface of both side ends of a shelf plate on a horizontal rail (supporting rod) spanned over right and left columns. When the notch provided on the lower side is fitted and the shelf is held horizontally, the lower edge and the rear edge of the front edge of the notch abut the front and rear surfaces of the support rod, respectively, and When the front part is lifted, the front edge of the notch is separated from the supporting rod by the lower end, so that the shelf supporting bracket can be moved laterally along the horizontal rail. (See Japanese Patent Application Laid-Open No. 2000-287761).

[0005] In this shelf support device, a shelf support bracket is provided.
It can be easily and easily moved right and left together with the shelf supported on the upper surface, which is extremely useful.

However, in this shelf support device, the shelf bracket is supported horizontally by the lower end and the rear edge of the front edge of the cut contacting the front and rear surfaces of the support rod, respectively. For this reason, when a frontward upward force is applied to the front end of the shelf, the front end of the shelf may be easily lifted. Therefore, when an upward force is applied to the front end of the shelf board by mistake, the shelf board is inclined upward, and the placed article falls down or the shelf board itself comes off from the horizontal rail. There is a risk of further improvement, and further improvement has been desired.

[0007]

SUMMARY OF THE INVENTION According to the present invention, a shelf support bracket can be easily and easily moved right and left together with a shelf plate supported on an upper surface thereof. It is an object of the present invention to provide a shelf supporting device which firmly engages with a shelf support so that there is no danger of falling off even if an external force is accidentally applied from below.

[0008]

In order to achieve the above object, a shelf support device of the present invention is configured as follows. (1) A horizontal receiving piece for supporting a shelf board has a downward engaging piece at a rear end thereof, and the downward engaging piece is fitted to a square tubular horizontal rail from above to thereby connect the shelf board to the horizontal rail. The rear end of the shelf support bracket, which is supported so as to be movable in the left-right direction along the bottom, abuts on the lower surface of the horizontal rail to prevent the front end of the shelf support bracket from rotating upward. When the projecting piece is provided, and the shelf receiving bracket is rotated upward around the upper rear surface of the lateral beam at the front lower corner of the horizontal rail at an appropriate position in the left-right direction, the locking projecting piece can pass through. Notches are provided.

(2) In the above item (1), a vertical piece facing downward is provided on one side edge of the horizontal receiving piece of the shelf receiving bracket, and a locking projection is provided below a rear end of the vertical piece.
In addition, the rear end of the vertical piece above the locking projection is positioned slightly behind the rear surface of the upright piece that rises from the rear end of the horizontal receiving piece to form the front part of the downwardly engaging piece. The rear end of the vertical piece is in contact with the lower front part of the horizontal rail.

(3) In the above item (1) or (2), the width of the downward engagement piece is made larger than the thickness of the shelf receiving bracket.

(4) In any one of the above items (1) to (3), the vicinity of both sides of the shelf is supported by the pair of left and right shelf receiving brackets.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS As shown in FIG.
A rectangular tubular crossbar (4) is fixedly attached to a pair of struts (3) and (3), which are erected at the left and right rear end portions of (2), so as to straddle a vertically intermediate portion. The horizontal rail (4) has a pair of left and right shelf receiving brackets (6) (6) fixed to the lower surface near both sides of the shelf plate (5) whose lateral width is shorter than the lateral length of the lateral rail (4). 6) is mounted so as to be movable in the left-right direction along this. Shelf board
Although the attachment of the (5) to the cross rail (4) is omitted in FIG. 1, a mode as described later is provided at the lower front corner of the cross rail (4) at an appropriate position in the left-right direction (see FIGS. 4 and 5). Notch provided in)
(15) Performed by using (15).

As shown in FIG. 2, the shelf receiving bracket (6) includes a horizontal receiving piece (7), a vertical piece (8) hanging down from one side edge of the horizontal receiving piece (7), and a horizontal receiving piece (7). 7) a downward engaging piece (9) that is connected to the rear end and can be fitted into the horizontal rail (4) from above.

At the lower part of the rear end (8a) of the vertical piece (8),
A locking projection (10) is provided to stop the upward rotation of the front end of the horizontal receiving piece (7) by contacting the lower surface of (4).
On the horizontal receiving piece (7), a shelf plate (5) is fixed with an appropriate number of set screws (11) with its rear end abutting on the front surface of the downward engaging piece (5).

The downward engaging piece (9) has an upright piece (12) projecting upward from the rear end of the horizontal receiving piece (7), and extends horizontally rearward from the upper end of the upright piece (12). The upper piece (13) and a hanging piece (14) hanging from the rear end of the upper piece (13). The horizontal width of the downward engaging piece (9) is the horizontal receiving piece of the shelf receiving bracket (6).
It is almost the same as the left and right width of (7).

The inner space between the upright piece (12) and the hanging piece (14) in the downward engaging piece (9) is slightly larger than the front-rear width of the horizontal rail (4). The distance between the lower surface of the upper piece (13) and the upper edge of the locking projection (10) is substantially equal to the height of the horizontal rail (4).
Further, the lower end of the hanging piece (14) of the downward engaging piece (9) and the locking projection (1) are inserted so that the horizontal rail (4) can be fitted into the downward engaging piece (9).
The distance from the rear end of (0) is larger than the front and rear width of the horizontal rail (4).

The lower end of the downwardly engaging piece (14) of the downwardly engaging piece (9) is slightly inclined rearward so that the horizontal rail (4) can be easily fitted into the downwardly engaging piece (9). It is.

The length of the locking projection (10) does not hinder the insertion of the cross rail (4) into the downward engagement piece (9),
It is determined so as to be able to reliably contact the lower surface of (4), and it is generally preferable to set the length to 1/3 to 2/3 of the front-rear width of the horizontal rail (4).

The rear end (8a) of the vertical piece (8) above the locking projection (10) is located slightly behind the rear surface of the upright piece (12) of the downward engagement piece (9). It is like that. The distance between the rear end (8a) of the vertical piece (8) and the front surface of the hanging piece (14) of the downward engaging piece (9) is substantially the same as the front-rear width of the horizontal rail (4).

Therefore, when the shelf (5) is horizontal,
When attached to (4), as shown in FIG.
The rear end (8a) and the front surface of the hanging piece (14) of the downward engagement piece (9) abut the front and rear faces of the crosspiece (4), respectively.
A slight gap is provided between the rear surface of the upright piece (12) of the downwardly engaging piece (9) located above the rear end (8a) of the vertical piece (8) and the front face of the crosspiece (4). Is formed. The upper edge of the locking projection (10) abuts against the lower surface of the horizontal rail (4), and the upper edge of the downward engagement piece (9).
(13) abuts on the upper surface of the horizontal rail (4).

As described above, when the shelf plate (5) is attached to the cross rail (4), the members provided at the rear end of the shelf plate (5) separate the cross plate from the horizontal cross rail.
Since each of the four surfaces of (4) is engaged, it is extremely firmly fitted to the cross rail (4).

Next, the procedure for attaching the shelf plate (5) having the above structure to the crosspiece (4) will be described.

As shown in FIGS. 4 and 5, a pair of left and right slit-shaped notches (15) and (15) are provided at the front lower corner of a part of the horizontal rail (4) in the left-right direction. It is provided with the same pitch as the mounting pitch (P) of the left and right shelf support brackets (6) and (6) fixed to (5).

As shown in FIGS. 4 and 5, the depth, the vertical width, and the horizontal width of the cutouts (15) and (15) are determined when the shelf plate (5) is attached to and detached from the horizontal rail (4). Shelf (5) and shelf support bracket
When (6) is rotated about the rear upper corner of the cross beam (4), each locking projection (10) can pass through the notch (15),
The rotation is determined so as not to hinder the rotation.

That is, in the method of mounting the shelf board shown in FIG. 5, first, the shelf board (5) is positioned above the horizontal rail (4) by the positions of the shelf receiving bracket (6) and the notch (15). Then, the shelf (5) is lowered with the shelf plate (5) inclined forward and upward, and the horizontal rail (4) is fitted into the downward engagement piece (9). At the rear upper corner of the crosspiece (4), the upper piece (13) of the downward engagement piece (9)
Then, the front end side of the shelf plate (5) is rotated downward until the shelf plate (5) becomes substantially horizontal with the contact point as a fulcrum. At this time, the locking projection (10) is passed through the notch (15) so that the locking projection (10) is
(4) without contacting the front surface to prevent downward rotation,
It can be moved to the lower surface of the horizontal rail (4).

After the downward engagement piece 9 of the shelf receiving bracket 6 has been fitted to the cross rail 4 in this manner, the shelf plate 5 is moved to the desired installation position. Slide left and right along (4). As described above, a slight gap is formed between the rear surface of the upright piece (12) of the downward engagement piece (9) and the front surface of the horizontal rail (4). Thus, friction can be reduced, and the shelf plate (5) can be moved smoothly and quietly with light power. If the front end of the shelf (5) is moved right and left while slightly lifting it, the shelf (5) can be moved more smoothly.

Further, when the shelf receiving bracket (6) is moved right and left from the position where the notch (15) of the horizontal rail (4) is provided,
Even if an upward external force acts on the front end of the shelf (5), the locking projection
Since (10) abuts against the lower surface of the horizontal rail (4), the front upward inclination of the shelf (5) is prevented, and the articles placed on the shelf (5) may fall down or 5) It does not fall off from the crossbar (4).

When it is desired to remove the shelf support bracket (6) from the horizontal rail (4), slide the shelf (5) to the position where the notches (15) and (15) are provided in the horizontal rail (4). It can be done very easily by moving it and performing the reverse operation.

[0029]

The inventions described in the respective claims have the following effects. [Claim 1] The shelf board can be easily moved right and left along the horizontal rail to a location where installation is desired. Also, the moved shelf plate is firmly engaged with the horizontal rail, and even if external force is accidentally applied from below or the like during use, the locking projections abut against the lower surface of the horizontal rail, and Since upward rotation is prevented, articles on the shelf board may fall,
There is no risk that the shelf itself will fall off the horizontal rail. Furthermore, when not in use, the shelves can be easily removed from the rungs.

Claim 2 The shelf support bracket is stably held on the horizontal rail, and can be moved to the left and right smoothly and quietly with an appropriate force.

Claim 3 The stability of the shelf support bracket is extremely high.

In a fourth aspect, the shelf plate is stably held on the horizontal rail in a correct posture.

[Brief description of the drawings]

FIG. 1 is a perspective view of a desk including an embodiment of the present invention.

FIG. 2 is an enlarged vertical sectional side view taken along the line II-II in FIG.

FIG. 3 is a cross-sectional plan view taken along the line III-III in FIG. 2;

FIG. 4 is a conceptual cross-sectional view showing a method of attaching a shelf board to a horizontal rail.

FIG. 5 is an exploded perspective view of the shelf support device.

[Explanation of symbols]

 (1) Desk (2) Top plate (3) Prop (4) Side beam (5) Shelf (6) Shelf receiving bracket (7) Horizontal receiving piece (8) Vertical piece (8a) Rear end (9) Downward Engaging piece (10) Locking protruding piece (11) Set screw (12) Standing piece (13) Upper piece (14) Hanging piece (15) Notch (P) Shelf bracket mounting pitch

Claims (4)

[Claims] 1. A shelf having a downward engaging piece at a rear end of a horizontal receiving piece for supporting a shelf board, and the downward engaging piece is fitted to a square tubular crosspiece from above to thereby form the shelf board. The front end of the shelf support bracket is prevented from pivoting upward by abutting the rear end of the shelf support bracket, which is supported to be movable in the left-right direction along the horizontal rail, against the lower surface of the horizontal rail. A locking protrusion is provided, and the locking protrusion passes through the front lower corner of the horizontal rail at an appropriate front lower corner portion when rotating the shelf support bracket upward around the upper rear surface of the horizontal rail. A shelf support device for a crosspiece, wherein a notch that can be provided is provided. 2. A vertical piece which faces downward at one side edge of the horizontal receiving piece of the shelf receiving bracket, a locking projection is provided below a rear end of the vertical piece, and a vertical projection above the locking projection is provided. The rear end of the piece is located slightly behind the rear face of the upright piece that rises from the rear end of the horizontal receiving piece to form the front of the downwardly engaging piece, and the rear end of the vertical piece is The shelf support device for a horizontal rail according to claim 1, wherein the lower rail is in contact with a lower front part of the horizontal rail. 3. The shelf support device for a horizontal rail according to claim 1, wherein the width of the downwardly engaging piece is larger than the thickness of the shelf receiving bracket. 4. The shelf supporting device for a horizontal rail according to claim 1, wherein the left and right sides of the shelf are supported by a pair of left and right shelf receiving brackets. .