JP4838598B2 - Luminaire mounting device for desk bookcase - Google Patents

Description

The present invention relates to a lighting fixture mounting device in a desktop bookcase arranged at the rear of the top of a learning desk.

This type of luminaire mounting device has a luminaire column with a lamp mounted on the upper end positioned on the front side of the back plate placed between the rear ends of the left and right side plates, and the lower part of the column is placed on the shelf. The lighting fixture can be detachably attached from the front side by supporting the formed column support part and connecting the upper part of the column to a connection hole formed in the back plate with a connection screw from the front side. (For example, refer to Patent Document 1.)

In this case, the column of the lighting fixture projects forward from the back plate. Since it cannot be slid, the space above the back of the top plate could not be laid out freely and used effectively.

Japanese Patent No. 3684139

In view of the conventional problems, the present invention provides a lighting fixture mounting device in a desktop bookcase that can be used over a wide range of space on a top board and is excellent in aesthetics. Let it be an issue.

Therefore, in order to solve the above problems, the present invention is configured as the first means, in the desk bookshelf that is arranged at the rear of the top of the desk, and the drawer member and the like are slidably attached to the left and right at the back. A mounting recess with an upper end opening is formed at the upper end of the center of the back plate of the desk bookshelf in the left-right direction, and the cover holding member and the column located on the front of the column of the lighting fixture are mounted without protruding from the front of the back plate Connect the cover holding member and the support post to the back plate with a connecting bolt so that they fit in the concave part for use, and attach the cover body to the cover holding member so that it is detachable and conceal the connecting bolt. It is constructed so as to be substantially flush with the front surface.

According to the first aspect of the present invention, since the front of the lighting fixture column does not protrude from the front surface of the back plate and is housed in the mounting recess formed on the back plate, it is provided on the back of the desk shelf. Since the drawer member can be freely slid to a desired position, the upper space behind the top plate can be freely laid out, and the space can be effectively used.
Furthermore, since the cover holding member and the support column are connected to the back plate, and the cover body is detachably attached to the cover holding member to conceal the connection bolt, the connection bolt is not exposed, and the cover body is excellent in appearance. Since it is almost flush with the front surface, there is no hindrance to the movement of the drawer member.

The present invention is a desk bookshelf that is arranged at the rear of the desk top plate and in which a drawer member and the like are slidably attached to the left and right, and the upper end surface is opened at the upper end of the center of the desk bookshelf in the horizontal direction. The cover holding member and the column are mounted with connecting bolts so that the cover holding member and the column positioned on the front of the column of the lighting fixture do not protrude from the front of the back plate and fit in the mounting recess. The front surface of the cover body is configured to be substantially flush with the front surface of the back plate in a state where the cover body is detachably attached to the cover holding member and the connection bolt is concealed.

Hereinafter, embodiments will be described in detail with reference to FIGS.
In FIG. 1, reference numeral 1 indicates a desk, reference numeral 2 indicates a desk bookcase provided detachably on the rear portion of the top plate 11 of the desk 1, and reference numeral 100 indicates a learning desk comprising the desk 1 and the desk bookcase 2. Is shown.
The desk 1 includes a top plate 11, left and right legs 12, 12 disposed on the lower surfaces of the left and right ends of the top plate 11, and a desk rear plate 13 disposed between the rear ends of the left and right legs 12, 12. It is made up of. Reference numeral 14 denotes a movable cabinet that can be stored below the top plate 11.
The desk bookcase 2 includes left and right side plates 21 and 21, a back plate 3 connecting the rear end portions of the left and right side plates 21 and 21, and a partition plate that is detachably attached to the back plate 3 and is movably mounted in the left and right directions. A member 5..., A drawer member 6 detachably attached to the back plate 3 and movably attached in the left-right direction, and a shelf detachably attached to the back plate 3 and movably attached in the left-right direction. It comprises a plate member 7 and the like, and a lighting fixture 8 is attached to a substantially central portion in the left-right direction on the front surface of the upper end portion of the back plate 3.

The back plate 3 is divided into an upper back plate 31 and a lower back plate 32 at a gap 30 provided for taking in external light when the learning desk 100 is installed by the window. Two rail members 4, 4 are provided across the entire width in the left-right direction with a predetermined interval in the up-down direction.
The upper back plate 31 is provided with the same rail material 4 as the rail material 4 provided on the lower back plate 32 on the lower side, and the upper end portion of the upper back plate 31 above the rail material 4 by a predetermined dimension. Two rail members 4, 4 are provided at the same height on the left and right sides of the luminaire mounting portion 9 formed at the substantially central portion in the left-right direction on the front surface.

The distance between the lower rail member 4 provided on the upper back plate 31 and the upper rail member 4 provided on the lower back plate 32 is formed to be larger than the height dimension of the drawer member 6. The distance between the two rail members 4, 4 provided on the upper back plate 31 is larger than the distance between the lower rail member 4 provided on the upper back plate 31 and the upper rail member 4 provided on the lower back plate 32. The distance between the upper and lower rail members 4, 4 provided on the upper back plate 31 and the interval between the lower rail member 4 provided on the lower back plate 31 and the top plate 11 are substantially the same, and the shelf member 7. The height dimension of the drawing member 6 is smaller than the height dimension of the drawing member 6.

As shown in FIGS. 4 and 5, the rail member 4 is sized to fit tightly into the fitting groove 33 formed in the back plate 3 (upper back plate 31, lower back plate 32) from the front side, and the front side is open. And it is formed by the extrusion molding of the aluminum material which has the slit 41 of the cross-section circular arc shape curved to the upper side toward the back side continuously in the length direction.

The partition plate member 5 includes a plate body 51 whose height is slightly larger than the height of the drawer member 6 and a partition plate locking member 52 screwed to the back surface of the plate body 51.
The partition plate locking member 52 is formed by extrusion molding of an aluminum material, and has an arc-shaped locking protrusion 53 that curves upward on the back side that matches the slit 41 of the rail material 4 at the upper end. The strip 53 is attached to the back surface of the plate body 51 with screws or the like in a state where the strip 53 is positioned at a substantially intermediate height of the plate body 51.
And the partition plate member 5 applies the upper end of the latching protrusion 53 to the front end of the slit 41 from above (state shown in FIG. 6), and the partition plate member 5 with the slightly upper position of the slit 41 as the rotation center. , The locking protrusion 53 is fitted into the slit 41, and the partition plate member 5 protrudes in the vertical direction of the rail member 4 and is slidably locked to the left and right.

On the other hand, when the partition plate member 5 is removed from the rail member 4, the lower end portion of the plate body 51 is lifted to the front, and the plate member 51 is rotated upward about a slightly upper position of the slit, so that the locking protrusion from the slit 41. Extract Article 53.
Reference numeral 54 denotes a turning relief surface for turning the partition plate member 5 when the partition plate member 5 is detachably attached to the rail member 4.

The shelf plate member 7 includes a shelf plate portion 71 having a width of approximately half between the left and right side plates 21, 21, left and right support plates 72 and 72 disposed on the lower surfaces of the left and right end portions of the shelf plate portion 71, and left and right support. It is comprised from the shelf back board 73 arrange | positioned between the rear ends of the board 72 and 72, and the shelf latching member 74 screwed by the back surface of the shelf back board 73. FIG.

The shelf locking member 74 is formed by extrusion molding of an aluminum material, and has an arc-shaped locking protrusion 75 that curves upward on the back side that matches the slit 41 of the rail material 4 at the upper end. Reference numeral 74 denotes a state in which the locking protrusion 75 protrudes slightly upward on the back surface of the shelf board 71, and is attached over almost the entire width of the shelf back board 73 in the left-right direction.
And the shelf board member 7 applies the upper end of the latching protrusion 75 to the front end of the slit 41 from above, and rotates the shelf board member 7 downward with the slightly upper position of the slit 41 as the rotation center. Thus, the locking protrusion 75 is fitted into the slit 41, and the shelf board member 7 is locked in the downward direction of the rail member 4 so as to be slidable to the left and right.

In the embodiment, the locking ridge 75 is provided over almost the entire width of the shelf back plate 73 in the left-right direction. However, as shown in FIG. The shelf locking member 74 may be provided separately on the left and right so that the locking protrusion 75 is positioned only on the left and right end portions of the shelf board member 7 so as to be attached between them.

The drawer member 6 includes a placement plate portion 61 having a width dimension of about a quarter between the left and right side plates 21, 21, and left and right drawer support plates 62 disposed on the bottom surfaces of the left and right end portions of the placement plate portion 61. 62, a drawer back plate 63 disposed between the rear end portions of the left and right drawer support plates 62, 62, a small drawer 64 disposed freely between the left and right drawer support plates 62, 62, and a drawer portion It is comprised from the drawer | drawing-out part latching member 65 screwed by the back surface of the backplate 63. As shown in FIG.

The drawer portion locking member 65 is formed by extrusion molding of an aluminum material, and has an arc-shaped locking protrusion 66 that curves upward toward the back side that matches the slit 41 of the rail material 4 at the upper end. The stop member 65 is attached over substantially the entire width in the left-right direction of the drawer back plate 63 with the locking protrusion 66 protruding slightly upward on the back surface of the mounting plate portion 61.
And the drawer | drawing-out member 6 applies the upper end of the latching protrusion 66 to the front end of the slit 41 from upper direction, and makes the drawer | drawing-out member 6 rotate below centering on the slightly upper position of the slit 41, The locking protrusion 66 is fitted into the slit 41, and the drawing member 6 is locked in the downward direction of the rail member 4 so as to be slidable to the left and right.

In the embodiment, the locking ridge 66 is provided over almost the entire width of the drawer back plate 63 in the left-right direction, but it can also be attached between the upper rail members 4 and 4 of the upper back plate 31. In addition, the drawing portion locking member 65 may be provided separately on the left and right so that the locking protrusion 66 is located only on the left and right end sides of the drawing member 6.
On the other hand, when the drawer member 6 and the shelf plate member 7 are removed from the rail material 4, the partition plate member 5 can be removed in the same manner as the rail member 4.

The luminaire 8 includes a support column 81, an arm 82 that is refracted from the upper end of the support column 81 and extends in a substantially horizontal direction, and an illuminating body 83 that is attached to the distal end of the arm 82 so that the posture can be freely changed.
The support column 81 is formed to have a thickness that is approximately half the thickness of the upper back plate 31, and is connected to the lighting fixture mounting portion 9 of the upper back plate 31.

The luminaire mounting portion 9 has a mounting recess 91 in which most of the column 81 is stored from the front side, and a rear side formed with a predetermined interval in the vertical direction on the back side of the mounting recess 91. The connecting through holes 92, 92 that pass through and the connecting nuts 93, 93 are fixed to the front side, and the connecting nuts 93, 93 are positioned in the connecting through holes 92, 92, in the mounting recess 91. Correspondingly, the connection holding bracket 94 screwed to the back side of the upper back plate 31 and the periphery surrounding the left and right end portions and the lower end portion side of the support column 81 with the support column 81 positioned in the mounting recess 91. A cover holding member having a projecting wall 95 and having a connecting recess 96 recessed rearward at a predetermined height and formed in a central portion in the left-right direction of the front wall 97 in a substantially U-shaped cross section. 98 and a cover body 99 that detachably closes the connecting recess 96 from the front side. It is configured Ri.

In addition, elongated support holes 811 and 811 which are long in the vertical direction are formed in the support column 81 of the lighting fixture 8 in correspondence with the connection nuts 93 and 93, and the connection recess 96 of the cover holding member 98 is connected to the support 81. Bolt insertion holes 981, 981 are formed corresponding to the nuts 93, 93, and engagement protrusions 991, 991 having protrusions on the side of the column 81 on the inner surfaces of the upper and lower ends of the cover body 99 and having locking protrusions at the tips are formed. The cover holding member 98 has engagement holes 982 and 982 in which the engagement protrusions 991 and 991 can be freely engaged and disengaged.

The lighting fixture mounting portion 9 and the column 81 of the lighting fixture 8 are configured as described above. The lower end of the column 81 is applied to the inner surface of the lower end edge of the peripheral projection wall 95 of the cover holding member 98, and the cover holding member 98 is attached to the column 81. The peripheral projection wall 95 of the cover holding member 98 is fitted into the mounting recess 91 in the state where it is covered on the front side of the cover, and then the connecting bolt is connected to the bolt insertion holes 981 and 981 and the mounting long holes 811 and 811. The support column 81 is connected to the upper back plate 31 by threading 90 and 90 into the connecting nuts 93 and 93.

Next, the engagement protrusions 991 and 991 are engaged with the engagement holes 982 and 982, and the cover body 99 is attached to the cover holding member 98 to conceal the heads of the connection bolts 90 and 90 and the connection recess 96. .
In this state, the front surfaces of the cover body 99, the cover holding member 98, and the upper back plate 31 are substantially flush, and the shelf plate member 7 and the drawer member 6 can be freely engaged and disengaged between the uppermost rail members 4 and 4. There is no hindrance to slidably mounting left and right.

The illuminating device 8 can be adjusted in height with respect to the upper back plate 31 within the range of the vertical dimension of the mounting long holes 811, 811.
To adjust the height of the lighting device 8, first, the engagement between the engagement holes 982 and 982 and the engagement protrusions 991 and 991 is released, the cover body 99 is removed from the cover holding member 98, and the heads of the connection bolts 90 and 90 are removed. Next, the screwing between the connecting bolts 90 and 90 and the connecting nuts 93 and 93 is loosened, and the height of the lighting device 8 is within the range of the vertical dimension of the mounting long holes 811 and 811. After the height is adjusted to a desired position, the connecting bolts 90 and 90 and the connecting nuts 93 and 93 are screwed again to fix the position of the lighting device 8 in the height direction. After fixing the position in the height direction, the engagement protrusions 991, 991 are engaged with the engagement holes 982, 982, the cover body 99 is attached to the cover holding member 98, and the heads of the connection bolts 90, 90 and The connecting recess 96 is concealed.
That is, the lighting device 8 can be attached to and detached from the desktop bookcase device, and the height adjustment (the adjustment of the lighting position) can be performed from the front side, so that it is not necessary to move the learning desk 100 each time. I can work. Further, since the support column 81 does not protrude to the front side of the upper back plate 31, there is no problem in organizing books and moving the shelf plate member 7 and the like.

In the embodiment, the back plate 3 is vertically divided into an upper back plate 31 and a lower back plate 32 by a gap 30 provided for taking in external light. It may or may not be provided. Furthermore, in the embodiment, two drawer members 6 and 6 are provided, but one may be provided, and the width dimension of each member can be appropriately changed, and the partition plate member, the drawer member, and the shelf plate member are arranged in the vertical direction. The interval between the rail members and the height dimension of each member may be set so that they can be attached by superposition.

Front view of a learning desk equipped with the present invention Longitudinal section at the drawer member Longitudinal cross section at shelf member Expanded cross section of the main part showing the mounting state of the partition plate member Expanded cross section of the main part showing the mounting state of the shelf member Expanded cross section of the main part showing the initial state of the partition plate mounting operation Front view of the present invention showing a state in which two drawer members, a shelf plate member, and a partition plate member are attached by being superposed vertically The front view of this invention which shows the state in which the shelf board member was attached ranging over the lighting fixture attaching part Front view of the present invention showing other arrangement of each member Main part enlarged cross-sectional view of the present invention Expanded longitudinal sectional view of the main part of the present invention

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Desk 11 Top plate 12 Leg 100 Learning desk 2 Desk shelf 3 Back board 31 Upper back board 32 Lower back board 4 Rail material 5 Partition plate member 6 Drawer member 7 Shelf board member 8 Lighting fixture 81 Prop 9 Lighting fixture attachment part 90 Connecting bolt 91 Recess for mounting 98 Cover holding member 99 Cover body

Claims (1)

In a desktop bookcase that is placed on the back of the desk top and on which the drawer member, etc. is slidably mounted to the left and right, a mounting recess with an upper end opening at the upper center of the back plate of the desk shelf forming a cover holding member and struts located strut front luminaire, consolidated by connecting bolts to fit in the recess for attachment does not protrude from the front surface of the back plate, the cover holding member and the support to the back plate The lighting on the desk bookcase is characterized in that the cover body is detachably attached to the cover holding member and the connecting bolt is concealed so that the front surface of the cover body is substantially flush with the front surface of the back plate. Instrument mounting device.