JPH09238755A - Desk-top book shelf system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a desk-top shelf system with which a mobile type book shelf can be mounted onto a shelf frame body having no sense of pressure in simple configuration. SOLUTION: A pair of left and right struts 11 and 11 erected while being abutted to the rear part of a desk are connected to its upper end section and vertically middle section by lateral bars 12, 13 and 14, and an upper shelf board 16 with an illuminator 17 is projected toward the upper face of a desk top plate 5 near the lower part of the upper lateral bar 12 and mounted through a downward opened notched lock part 30 between a back board 25 and a side board 24 of an upper mobile book shelf 3 to the upper lateral bar 12 so as to be freely moved from side to side and freely attached/detached. On the other hand, a boss part 33 at a connecting means 33 is inserted into the gap between the vertically middle lateral bars 13 and 14, a screw part 34 is screwed onto the rear side face of a lower mobile book shelf 4 and while abutting a knob part 32 onto the rear side face of the vertically middle lateral bars 13 and 14, the lower mobile book shelf 4 is mounted so as to be laterally moved and to be freely attached/detached.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure of a movable bookshelf for standing upright, which can be detachably attached to a shelf frame for bookshelves standing upright at the rear of a desk such as a learning desk. .

[0002]

2. Description of the Related Art Conventionally, for example, Japanese Utility Model Laid-Open No. 55-16654.
In Japanese Patent Laid-Open No. 4 and Japanese Utility Model Laid-Open No. 1-161643, a bottom plate and a back plate, which are respectively brought into contact with and supported by a shelf plate and a rear plate of a desk shelf placed on a desk top plate, and at least a pair of left and right side plates. A movable main body having a rear plate, wherein the upper edge of the back plate of the movable main body is slidably fitted in a downward opening concave groove of a horizontally long guide rail fixed to the surface of the rear plate. Therefore, a structure is proposed in which the movable main body can be moved to any position on the left and right of the desk shelf and the movable main body is prevented from slipping forward.

Further, in Japanese Utility Model Laid-Open No. 55-100537 and Japanese Utility Model Laid-Open No. 58-168266, a book end or a rear end of a partition plate is slidable left and right on a horizontally long crosspiece on a desk shelf or a display shelf. There is disclosed a configuration for fitting to.
Further, as disclosed in Japanese Utility Model Laid-Open No. 5-18324, a lighting device such as a fluorescent lamp provided on the lower surface side of an upper shelf plate in a desk shelf is also well known.

[0004]

However, since the above-mentioned conventional desk shelf is a front open box type having a rear surface plate and left and right side plates, a person sitting in front of the desk can find the rear of the desk shelf behind. A sense of obstruction (compression) because you cannot see through
There is also a problem that a mobile bookcase that is not a bookend cannot be installed without a guide rail.

SUMMARY OF THE INVENTION It is an object of the present invention to solve the above-mentioned problems and to provide a desk bookshelf device having a movable bookcase which has a simple structure and is easy to use with respect to a desk shelf frame with less feeling of pressure. It is what

[0006]

In order to achieve the above object, a desk bookshelf device according to a first aspect of the present invention has an upper end portion between at least a pair of right and left columns of a shelf frame connected to a rear portion of the desk. And the upper and lower midway parts are respectively connected by horizontal crosspieces, and a shelf plate with a lighting fixture is provided below the horizontal crosspiece at the upper end part and above the horizontal crosspiece at the upper and lower midway parts so as to project toward the top surface of the desk top plate. On at least one of the horizontal rail at the upper end portion and the horizontal rail at the upper and lower midway portions, a movable bookcase including a pair of left and right side plates and a mounting plate and a back plate connecting between the side plates can be moved to the left and right and can be detached. It is attached.

The invention described in claim 2 is the same as claim 1
In the desk bookshelf device according to Item 3, a plurality of horizontal rails in the upper and lower midway portions of the shelf frame are arranged in parallel, and a connecting means for connecting to the movable bookshelf is detachably attached to the plurality of horizontal rails. It has stopped. Furthermore, the invention according to claim 3 is the desk-top bookcase device according to claim 2, wherein the connecting means is configured such that the movable bookcase can be mounted upside down.

According to a fourth aspect of the present invention, in the desk-type bookcase device according to the first aspect, the movable bookcase with respect to the horizontal rail at the upper end portion of the shelf frame includes a lower front surface of the back plate and left and right side plates. A notch engaging portion which is open downward and fits on the horizontal rail is provided between the two.

[0009]

With the above construction, according to the invention described in claim 1, the shelf frame erected on the rear portion of the desk has at least a pair of right and left columns, and upper end portions and upper and lower midway portions of the both columns. Since it consists of a horizontal rail to be connected and a shelf board with lighting equipment, you can see through the shelf frame compared to the conventional shelf device with a wide back plate, so there is no feeling of pressure. , The mobile bookshelf can be freely attached and detached using a horizontally long horizontal rail,
Moreover, it is possible to install it so that it can be moved laterally, and it has the effect of a simple configuration.

According to the second aspect of the invention, the connecting means for connecting the movable bookcases is detachably attached to a plurality of horizontal rails, and is mounted on the movable bookcase. Since the weight of the article is not applied to only one cross rail,
It is not necessary to extremely increase the rigidity of each cross rail. Further, according to the invention described in claim 3, since the connecting means is configured such that the movable bookcase can be mounted upside down, the usability of the movable bookcase can be utilized in a plurality of ways. The installation position is also free, and the effect that the arrangement of books on the desk can be set freely is achieved.

According to the invention described in claim 4,
The movable bookcase with respect to the horizontal rail at the upper end portion of the shelf frame is provided with a notch locking portion that is open downward and is fitted to the horizontal rail between the lower front surface of the back plate and the left and right side plates. Therefore, also in this case, there is an effect that the number of necessary parts can be reduced and the structure for mounting the movable bookcase on the horizontal crosspiece can be extremely simple.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, embodiments of the present invention will be described with reference to the drawings. FIG. 1 shows a desk 1 for learning, a shelf frame 2 standing upright at the rear of the desk 1, and mobile bookcases 3 and 4.
Is a perspective view, and FIG. 2 is a side sectional view of a main part. Desk 1 of this embodiment
Is made of wood, the lower left and right sides of the desk top plate 5 are supported by legs 6 and 6, and flat drawers 7, 7 are mounted on the lower face of the desk top plate 5 so as to be movable back and forth. A wagon-type sleeve drawer 10 that is equipped with 9 and can move on the floor is arranged.

The shelf frame 2 includes a pair of left and right vertically extending columns 11 and 11, an upper horizontal crosspiece 12 connecting the upper end portions of the left and right columns 11 and 11, and an upper and lower midway portion of the columns 11 and 11. The intermediate horizontal rails 13 and 14 and the lower horizontal rail 15, which are all connected to each other, are made of wood, and each member is connected to a predetermined wooden assembly and embedded nuts with screws or the like. Also, the upper cross 1
An illuminator 17 such as a fluorescent lamp is provided on the lower surface of the upper shelf plate 16 fixed to the lower side of 2 by screws or the like, and a transparent or translucent synthetic resin horizontal oblong hood 18 is attached to the front thereof. There is. Reference numerals 19 and 19 are reinforcing brackets for connecting the left and right ends of the upper shelf plate 16 to the columns 11 and 11. A power outlet 20 for electric equipment, an ON / OFF switch 21 for the lighting fixture 17, and the like are arranged on one side of the lower surface of the upper shelf plate 16.

The shelf frame 2 is detachably connected to the legs 6 and 6 on the rear side of the desk 1 at the lower sides of the columns 11 and 11 via predetermined mounting members 22 and 22 (see FIG. 2). The shelf frame 2
The upper movable bookcase 3, which is detachably attached to the left and right and is movable left and right, includes a horizontal placing plate 23 and at least left and right side plates 2.
4, 24 and a back plate 25. Similarly, the lower movable bookcase 4 plate includes a horizontal loading plate 26, left and right side plates 27, 27, a partition plate 28, and a back plate 29.

Between the lower front surface of the rear plate 25 and the rear ends of the left and right side plates 24, 24 of the upper movable bookcase 3, there is a notch-like open notch corresponding to the thickness of the upper horizontal rail 12. When the stopper 30 is formed and the notch locking portions 30, 30 on both the left and right sides are fitted to the upper edge of the upper horizontal rail 12, as shown in FIG. By contacting the upper surface of the upper shelf plate 16 of the shelf frame 2, the upper movable bookcase 3 can be moved left and right along the upper horizontal rail 12.

Further, the cutout engaging portions 30 on the left and right sides,
The upper horizontal rail 12 is sandwiched between the back plate 25, the left and right side plates 24, 24 and the rear end edge of the placing plate 23 through the back and forth, and the upper movable bookcase 3 is not prepared from the upper shelf plate 16. Do not fall into. In addition, the lower surface of the mounting plate 23 and the notch locking portions 30, 3
If a sliding piece (not shown) made of a synthetic resin material having a small coefficient of friction is provided at 0, each surface of the upper shelf plate 16 and the upper horizontal rail 12 is moved by the weight of the book 45 when the upper movable bookcase 3 is moved. Can prevent damage.

On the other hand, the lower movable bookcase 4 shown in FIG. 3 is removably and removably attached to the intermediate horizontal rails 13 and 14 arranged in parallel at the upper and lower intermediate portions via the connecting means 31 (FIG. 1 and FIG. 2). In this case, as the connecting means 31, a large-diameter knob portion 32, a round shaft-shaped boss portion 33 that can be inserted between the two midway horizontal rails 13 and 14, and a lower movable bookcase 4 protruding from the boss portion 33. Of the left and right side plates 27, 27 and a screw portion 34 that can be screwed into an embedded nut 35 provided on the back surface of the left and right side plates 27, 27.

According to this structure, the midway horizontal rails 13, 1
From the rear side of 4, the boss portion 33 is attached to the upper and lower halfway cross rails 13, 14
The large-diameter gripping portion 32 of the connecting means 31 allows the large-diameter picking portion 32 of the connecting means 31 to be inserted into the gap between the upper and lower sides of the lower movable bookcase 4 with the screw portion 34 arranged on the front side.
The lower movable bookcase 4 can be moved left and right along the midway horizontal rails 13 and 14 because the lower movable bookcase 4 can be moved laterally only by coming into contact with the back surfaces of the reference numerals 3 and 14. Further, once the connecting means 31 is detached, as shown in FIG. 4, the lower movable bookcase 4 is inverted upside down (the placing plate 26 is placed upward), and the pair is again connected via the connecting means 31. If it is mounted between the midway horizontal rails 13 and 14, the side surface of the large-sized book 46 placed on the desk top plate 5 can be supported by the side plate 27 or the middle partition plate 28 of the lower movable bookcase 4. Further, the book 47 can be placed on the upper surface of the placing plate 26 of the lower movable bookcase 4.

It should be noted that it is preferable to provide the above-mentioned sliding pieces at the places where the back surfaces of the side plates 27 and the back plate 29 of the lower movable bookcase 4 come into contact with the surfaces of the midway horizontal rails 13 and 14. FIG.
7 shows another embodiment of the connecting means. Lower mobile bookshelf 4
At the outer surfaces of the left and right side plates 27, 27, a mounting frame body 36 made of metal or the like, which is vertically long and has a vertically open rear surface, is fixed, and a pair of vertically opposed hook bodies 37, 37 are provided in an internal groove 36a of the mounting frame body 36. Each of the base portions 37a is inserted in such a manner that it can slide vertically. In this case, a vertically elongated guide ridge 38 is formed in the internal groove 36a of the mounting frame 36, and a concave groove 39 formed in the vertical direction on the left and right side surfaces of the base 37a of each hook body 37 is formed in the guide ridge 38, By fitting the hooks 37 to the hooks 37, the rattling of the hooks 37 with respect to the mounting frame 36 can be prevented, and the weights of the lower movable bookcase 4 and placed objects can be reliably supported by the hooks 37. .

Then, with the mounting height position of at least one (upper side in the embodiment) of the hook body 37 fixed, the mounting frame body 36 with the mounting screw 40 and the nut 41.
The hook body 37 of the other (lower side in the embodiment) can be adjusted in height position with respect to the mounting frame body 36. A vertically long insertion hole 42 is bored in the guide ridges 38, 38, and the lower hook body 37 is attached to the lower edge side of the midway horizontal rail 14 by a mounting screw 40 and a nut 41 which are inserted into the guide ridges 38, 38. Lock from. Even with the connecting means of this embodiment, the lower movable bookcase 4 can be moved left and right with respect to the midway rails 13 and 14 and can be detachably mounted, and the lower movable bookcase 4 can be mounted upside down. It is also very easy to do.

The upper and lower hook bodies 37, 37 may be configured so that the mounting height position thereof can be adjusted.

[Brief description of drawings]

FIG. 1 is a perspective view of a desk, a shelf frame, and a mobile bookshelf.

FIG. 2 is an enlarged side sectional view taken along line II-II of FIG.

FIG. 3 is a front view of a lower mobile bookshelf.

FIG. 4 is a side sectional view of the lower movable bookcase mounted upside down.

FIG. 5 is a plan view showing another embodiment of the connecting means.

FIG. 6 is a sectional view taken along line VI-VI of FIG. 5;

7 is an enlarged cross-sectional view taken along the line VII-VII of FIG.

[Explanation of symbols]

 2 Shelf frame 5 Desk top plate 11 Strut 12 Upper horizontal beam 13,14 Midway horizontal beam 16 Upper shelf plate 17 Lighting device 23, 26 Mounting plate 24, 27 Side plate 25, 29 Rear plate 30 Notch locking part 31 Connecting means 32 Knob part 33 boss part 34 screw part

Claims (4)

[Claims] 1. A horizontal frame connecting at least a pair of right and left columns of a shelf frame connected to the rear part of the desk to a top end portion and a vertical midway portion of the rack, respectively. A shelf board with lighting fixtures is projected above the horizontal rail in the midway portion so as to project toward the upper surface of the desk top plate, and at least one of the horizontal rail in the upper end portion and the horizontal rail in the upper and lower midway portions has a pair of left and right side plates. A desk-type bookcase device, wherein a movable bookcase comprising a mounting plate and a back plate connecting the two is attached so as to be movable left and right and detachably. 2. A plurality of horizontal rails at upper and lower midpoints of the shelf frame are arranged in parallel, and connecting means for connecting to the movable bookcase is detachably locked to the plurality of horizontal rails. The desk bookshelf device according to claim 1, which is characterized in that. 3. The connecting means is constructed so that the movable bookcase can be mounted upside down.
Desk shelf device described in. 4. A movable bookcase for a horizontal rail at an upper end portion of the shelf frame, wherein a movable bookcase is provided between a lower front surface of a rear plate and left and right side plates.
The desk bookshelf device according to claim 1, further comprising a notch engaging portion that is open downward and fits on the horizontal rail.