JP4996377B2 - Lighting device mounting structure - Google Patents

Description

  The present invention relates to a mounting structure for a lighting device in which a lighting device is mounted above a top plate of a desk.

  The lighting device mounting structure above the top of a conventional desk has a structure in which a plurality of fluorescent tubes are mounted on a device main body extending along the longitudinal direction of the top plate, and the device main body is fixed to a horizontal frame provided above the top plate. (See, for example, Patent Document 1).

Japanese Patent Laying-Open No. 2005-131198 (page 3, FIG. 2)

  However, in Patent Document 1, an apparatus main body having a plurality of relatively long fluorescent tubes is structurally heavy, so that the mounting structure for attaching the apparatus main body is also robust, and is suitable for lighting. There was a problem that it was difficult to place.

  The present invention has been made paying attention to such a problem, and provides an attachment structure of an illumination device that can attach the illumination device to a desired position without being limited to the arrangement position of the horizontal frame. With the goal.

In order to solve the above problems, the mounting structure of the lighting device according to claim 1 of the present invention is:
A lighting device mounting structure for mounting the lighting device above the top of the desk,
At a position spaced upward from the top plate, at least the front surface is provided with a horizontal frame having a locking groove that opens in the left-right direction, and a bracket extending forward is slid on the locking groove of the horizontal frame. The lighting device is movably locked, and the lighting device is attached to the horizontal frame via the bracket at a position spaced forward from the horizontal frame, and the lighting device is placed on the upper surface of the bracket. And is attached to the bracket by an illumination mounting portion disposed on the lower surface of the lighting device, and a pair of concave and convex fitting portions is provided on the lower surface of the lighting device and the upper surface of the bracket . It is characterized by.
According to this feature, the lighting device is attached to the horizontal frame via a bracket that is slidably locked to the locking groove on the front surface of the horizontal frame at a position spaced forward from the horizontal frame. In addition to being able to arrange the illumination device on the near side that requires illumination, the degree of freedom of the left-right width shape of the illumination device attached to the horizontal frame is improved. Moreover, even when the lighting device is heated with lighting, a heat radiation space can be formed on the back side of the lighting device. And by simply placing the lighting device on the bracket, the concave and convex fitting portions provided in pairs on the lower surface of the lighting device and the upper surface of the bracket not only facilitate the positioning of the lighting device and the bracket, but also the lighting mounting portion. Is hidden behind the lighting device, so that the appearance is not impaired.

The mounting structure of the lighting device according to claim 2 of the present invention is the mounting structure of the lighting device according to claim 1 ,
The lighting device is configured by arranging a plurality of light emitting diodes in parallel in a longitudinal direction in an apparatus body having an opening portion facing downward in a sectional view,
A plurality of light emitting diode groups in which a predetermined number of light emitting diodes are arranged in parallel are arranged in the apparatus main body at a predetermined distance from each other in the longitudinal direction and cover the lower part of each light emitting diode group. A translucent plate and a partition plate that covers the lower part of the space formed between the light emitting diode groups are attached to a plate attachment portion formed in the longitudinal direction in the opening of the device body,
The illumination mounting portion is disposed on the partition plate.
According to this feature, a light emitting diode group in which light emitting diodes that are relatively small light sources are arranged side by side is covered with a translucent plate, and a space formed between the light emitting diode groups is covered with a partition plate. By attaching the translucent plate and the partition plate to the plate mounting portion extended to the opening of the apparatus main body, a plurality of illumination spaces formed below the translucent plate can be obtained in the quantity or individual. The degree of freedom in selecting the length configuration can be improved, and the configuration can be made easily and efficiently. In addition, the illumination attachment portion is disposed on the partition plate while avoiding the light transmitting plate, and the illumination attachment portion can be prevented from obstructing the illumination.

The mounting structure of the lighting device according to claim 3 of the present invention is the mounting structure of the lighting device according to claim 1 or 2 ,
A support column is erected upward from the top plate side, and the horizontal frame is provided on the support column, and the horizontal frame has a pair of the locking grooves on the front surface and the rear surface. It is a feature.
According to this feature, the lighting device is attached at a position spaced apart from the horizontal frame to the front side by attaching the lighting device to the pair of locking grooves on the front and rear surfaces of the horizontal frame via the bracket. Can cancel each other out, and the installation of the lighting device is stabilized.

  Examples of the present invention will be described below.

  An embodiment of the present invention will be described with reference to the drawings. First, FIG. 1 is a perspective view of a desk to which the lighting device of the present invention is applied. FIG. 2 is an exploded perspective view of the desk. FIG. 3 is an exploded perspective view of the lighting device. FIG. 4 is a cross-sectional view showing the inside of the illumination device. FIG. 5 is a cross-sectional view showing a mounting state of the lighting device. FIG. 6A is a perspective view of the bracket, and FIG. 6B is a rear view showing a mounting state of the bracket. FIG. 7A is a bottom view showing a mounting state of the bracket, FIG. 7B is a bottom view showing a mounting state of the lighting device, and FIG. 7C shows a mounting state of the lighting device of the modification. It is a bottom view.

  As shown in FIG. 1, the top plate 2 of the desk 1 has a rectangular shape that is long in the left-right direction, and is supported by four pedestals 3 attached to the four corners of the lower surface thereof. A pair of support columns 5 are erected on the upper surface of the central portion in the front-rear direction (hereinafter, described obliquely in front of the right side of FIG. .

  In the desk 1, the main panel 29 is erected in the left-right width direction at a substantially central position in the front-rear direction of the top plate 2, and is partitioned in the front-rear direction. The lighting device 40 which will be described later is disposed along the upper side of the main panel 29. Each individual space K partitioned by the main panel 29 and the side panel 30 can be illuminated.

  As shown in FIG. 2, each member will be described in detail. A horizontal frame 19 is inserted between the upper end portions of the left and right support columns 5 through the spacers 20 through the recessed grooves 11 at the upper end portions of the support columns 5. It is fixed by two upper and lower screws 21. The horizontal frame 19 is made of an extruded product such as an aluminum alloy formed by an extrusion molding means. The horizontal frame 19 has a substantially hollow rectangular cross section when viewed from the side. A locking groove 22 is formed over the entire length in the longitudinal direction that is symmetrical in the longitudinal direction, and an upward fitting groove 24 that opens downward is formed in the center of the lower surface over the entire length in the longitudinal direction. A lighting device 40 is attached to each of the front and rear surfaces of the horizontal frame 19 using the locking groove 22.

  A concave groove 25 facing in the left-right direction is formed on the upper surface of the central portion of the top plate 2 facing the fitting groove 24 of the horizontal frame 19. The concave groove 25 has a concave holding groove 26 in a side view when facing in the left-right direction. And a holding member 28 having an abutment piece 27 extending in the front-rear direction from the opening edge of the upper end thereof is fitted so that the lower surface of both abutment pieces 27 abuts the upper surface of the top plate 2. Yes. The left and right dimensions of the holding member 28 are substantially equal to the distance between the lower ends of the left and right base members 4, and the front and rear dimensions of the holding groove 26 and the fitting groove 24 are the same width and are vertically opposed vertically. .

  In the fitting groove 24 of the horizontal frame 19 and the holding groove 26 of the holding member 28, the upper and lower ends of the main panel 29 formed of a transparent or translucent translucent material such as acrylic are provided in the horizontal direction. The main panel 29 is provided so that the left and right side end surfaces are in contact with or close to the inner side surface of the support column 5.

  1 and 2, the left and right ends of the top plate 2 and an intermediate portion having a predetermined distance from each other are divided into a plurality of side panels 30 (books) that partition the top surface of the top plate 2 in the left-right direction. The side panel 30 is made of the same material as that of the main panel 29, such as acrylic material having translucency. A slit-like concave groove 31 extending from the upper end to the central portion is formed downward in the middle portion of the main panel 29 in the left-right direction, and a slit extending from the lower end to the central portion is formed in the central portion in the front-rear direction of each side panel 30 A concave groove 32 is formed upward.

  Before the horizontal frame 19 is attached to the support column 5, the side panel 30 is orthogonal to the intermediate portion of the main panel 29 by fitting the concave groove 32 of the side panel 30 into the concave groove 31 of the main panel 29 from above. Are crossed and connected. After the connection, the upper end edge of the side panel 30 is positioned slightly below the upper end of the main panel 29 so as not to contact the lower surface of the horizontal frame 19 when the horizontal frame 19 is attached.

  Further, as shown in FIG. 2, a notch recess 33 is formed in the upper half portion of the side end surface of the main panel 29, and the side panel 30 of the side panel 30 is interposed between the facing surfaces of the notch recess 33 and the inner surface of the column 5. By fitting the concave groove 32 from above, the side panel 30 is connected to the side end of the main panel 29 in an orthogonal shape. Lower portions at both front and rear ends of each side panel 30 are sandwiched between synthetic resin holders 34 fixed to the top surface of the top plate 2.

  The base member 4 has an oval shape whose plane shape is longer in the front-rear direction than the cross-sectional shape of the column 5, and the center of the upper surface is a flat surface. Downward protrusions 7 having a female screw hole having an opening at the lower end are continuously provided on the front and rear lower surfaces of the base member 4, and both downward protrusions 7 are fitted into through holes 8 formed in the top plate 2. The base member 4 is fixed to the top surface of the top plate 2 by screwing the screw 10 inserted through the washer 9 from below into the female screw hole of the downward projection 7.

  The support column 5 has a substantially C-shaped cross section having a concave groove 11 facing in the vertical direction at the center of the outer surface, and is formed of an aluminum alloy or the like. A cover 12 as a closing member made of synthetic resin is detachably fitted in the opening on the side surface of the column 5. A wiring insertion hole through which the power cable 43 and the like extending from the lighting device 40 can be inserted in the vicinity of the upper portion of the column 5. The column 5 has a tubular shape when the cover 12 is fitted, and the wiring insertion hole. The power cable 43 inserted through the cable 5 can be wired in the groove 11 inside the column 5.

  Before the base member 4 is attached to the top plate 2, the column 5 is formed by inserting a screw 14 inserted into the upper surface of the center of the base member 4 from below the two front and rear through holes formed in the base member 4. It is fixed by screwing into the hole. Further, the upper end of the column 5 is closed by fastening the cap member 16.

  Insertion holes 17 and 18 are provided in the center of the base member 4 and the top plate 2 below the base member 4, and a power cable 43 extending from the illuminating device 40 and accommodated in the concave groove 11 of the column 5 is provided. It can be inserted downward.

  Further, the power cable 43 wired in the concave groove inside the column 5 is inserted into the insertion hole 17 formed in the base member 4 and the insertion hole 18 formed in the top plate 2, and the lower surface side of the top plate 2. Wiring is performed up to the wiring duct 39.

  Next, the lighting device 40 will be described.

  As shown in FIGS. 3 and 4, the illumination device 40 is an aluminum extrusion-molded product molded by extrusion molding means, and includes a device main body 41 having an opening portion extending in the longitudinal direction and facing downward in a sectional view. Further, aluminum or hard resin-molded side end members 42 are provided at both ends in the longitudinal direction, and a light-transmitting plastic thin plate-shaped light transmitting plate 47 is formed on the lower surface, and the light transmitting plate 47 has substantially the same shape. In addition, a non-transparent metal partition plate 48 is provided, and the lighting devices 40 are attached to both the front and rear surfaces of the horizontal frame 19, respectively. In the description of the present embodiment, the following description will be made assuming that the longitudinal direction of the lighting device 40 is the left-right direction, the front side of the lighting device 40 is the front, and the back side is the rear.

  As shown in FIG. 3, the lighting device 40 will be described in detail. Inside the lighting device 40, a plurality of light emitting diode groups 45 each including a predetermined number of light emitting diodes (hereinafter, LEDs 44) are provided along the longitudinal direction. The group of light emitting diodes 45 is configured by arranging two LED substrates 45a composed of a relatively large number of LEDs 44 and two LED substrates 45b composed of a relatively small number of LEDs 44. Have substantially the same left-right width. A plurality of groups (a total of three groups in this embodiment) are arranged in the apparatus main body 41 with a predetermined distance between the adjacent light emitting diode groups 45.

  Further, an operation board 46 having an ON / OFF switching type operation button 46 a as an operation unit for individually turning on and off each light emitting diode group 45 is provided adjacent to each light emitting diode group 45. Since each light emitting diode group 45 is connected by a cable (not shown), all the light emitting diode groups 45 are connected by a single power cable 43 inserted into an insertion hole 48c formed in the partition plate 48 on the left side in the figure. AC power is being supplied to the. The control unit (not shown) has a converter function for converting AC power from the power cable 43 into DC, adjusts the illuminance and color of the LED 44, and controls the LED 44 based on the ON / OFF signal from the operation button 46a. I have.

  Therefore, for example, when a desk work is performed using a personal computer or the like for each space K of the desk 1 shown in FIG. 1, the work can be comfortably performed. In addition, as a characteristic of the LED 44, it is excellent in power saving and has a long life compared with a lighting device using a conventionally known fluorescent lamp. In addition, the attachment structure to the horizontal frame 19 of the illuminating device 40 is demonstrated later.

  The lower side of each light emitting diode group 45 is covered with a light transmitting plate 47, and the lower part of the space formed between the light emitting diode groups 45 is covered with a partition plate 48. Each partition plate 48 is provided with a downward convex portion 48b that fits into a bracket 50 described later, and a hole portion 48a that exposes the operation button 46a of each light emitting diode group 45 downward.

  Next, as shown in FIG. 4, the assembly of each member constituting the illumination device 40 will be described. Each light emitting diode group 45 is attached to a predetermined location from the opening of the device main body 41. Specifically, a pair of grooves 41b and 41b are formed on the side end opened in the longitudinal direction on the upper side of the U-shaped inner surface facing downward in a cross-sectional view of the apparatus main body 41. Then, each light emitting diode group 45 is sandwiched between the opposing surfaces of the fitting convex pieces 54 and 54 fitted in the grooves 41b and 41b, fitted in the longitudinal direction from the side ends, and screwed from below at a predetermined location. It fixes to the apparatus main body 41 with the set screw 55 to do. Further, the reflecting member 49 which is a thin plate having a bent shape in cross-section and having a notch portion having a length substantially the same as that of the light-emitting diode group 45 in the longitudinal direction is emitted so as to form a concave shape facing downward. It is attached to the lower side of the diode group 45.

  Next, a pair of concave grooves 41 a, 41 a serving as plate attachment portions that open facing each other on the surface facing the opening of the apparatus main body 41 extend to the side end of the apparatus main body 41. Next, the translucent plate 47 will be described. The translucent plate 47 of this embodiment is made of a translucent plastic resin material, and is formed of a rectangular thin plate extending in the left-right direction. Further, the partition plate 48 is made of a non-transparent metal, and is formed of a rectangular thin plate narrower than the light-transmitting plate 47.

  Next, as shown in FIG. 4, the both ends of the light transmitting plate 47 are slid and moved into the pair of concave grooves 41 a and 41 a from either the left or right side end of the apparatus main body 41. 47 is guided and attached in the longitudinal direction. Similarly, the partition plate 48 is slid and moved in the concave grooves 41a and 41a and attached in the longitudinal direction. When attaching the partition plate 48, the operation button 46 a is temporarily removed from the operation board 46, so that the operation button 46 a and the plates 47, 48 collide when the translucent plate 47 and the partition plate 48 slide. Can be avoided, and the operation button 46a can be attached simply by inserting the operation button 46a again from below through the hole 48a after the plates 47 and 48 are attached.

  And it inserts and fixes by inserting the side end member 42 arrange | positioned at the right and left of the apparatus main body 41 into the groove 41b, 41b, and the attachment of the side end member 42 is completed. At this time, the left and right ends of the translucent plate 47 and the partition plate 48 are held by the side end member 42 to prevent wobbling in the left-right direction.

  By doing as described above, the plate mounting portion can be configured with a simple shape of a pair of concave grooves 41a and 41a opened facing each other on the opposing surface of the opening portion of the apparatus main body 41, and the light transmitting plate 47. The partition plate 48 is sequentially attached to the concave groove 41a from one side end of the apparatus main body 41, and is slid in the longitudinal direction along the concave groove 41a so that the translucent plate 47 is positioned below each light emitting diode group 45. In addition, the partition plate 48 is positioned below the space formed between the light emitting diode groups 45 and can be arranged in a predetermined manner.

  As described above, since the apparatus main body 41 can be formed into a substantially identical cross-sectional shape in the longitudinal direction by the extrusion molding means, the translucent plate 47 attached to the concave groove 41a formed in the opening of the apparatus main body 41 and Not only can the partition plate 48 slide smoothly, but also the strength of the apparatus main body 41 can be made uniform in the longitudinal direction.

  Next, attachment of the lighting device 40 to a desk will be described.

  First, the bracket 50 is fixedly attached to the locking groove 22 provided on the front surface of the horizontal frame 19 in the left-right direction. As shown in FIG. 6A, the bracket 50 has a substantially L shape having a mounting portion 50a extending forward and an assembly portion extending downward. In this embodiment, the assembly bolt 52 is inserted into the insertion hole 50b formed in the assembly portion of the bracket 50 at the upper position of each of the four side panels 30 provided in the front-rear direction. It is screwed into the assembly top 53 arranged on the back side.

  The assembly top 53 is a relatively small and substantially rectangular member having a female screw hole 53a, and its short side is smaller than the vertical opening width of the locking groove 22, and its long side is larger than the vertical opening width. . As shown in FIG. 6 (b), the assembly top 53 is disposed inside the locking groove 22 with its short side facing up and down, and the assembly bolt 52 is tightened in this direction (this embodiment). Screw in the clockwise direction in the example). The assembly top 53 rotates approximately 90 degrees together with the screwing of the assembly bolt 52, that is, a projecting piece 50c projecting rearward on the back surface of the assembly portion so that its long side faces the vertical direction. It arrange | positions in the position contact | abutted to. Thus, the bracket 50 can be fixedly attached to the horizontal frame 19 by arranging the assembly top 53 so that it cannot be extracted from the inside of the locking groove 22. Further, in the stage of attaching the bracket 50 independently, the mounting of the mounting bolt 52 is made light so that the bracket 50 is attached to the horizontal frame 19 and slides left and right along the locking groove 22. can do.

  Then, as shown in FIGS. 5 and 7A and 7B, after attaching the bracket 50 above each side panel 30, the back surface of the lighting device 40 is closer to the front side than the front surface of the horizontal frame 19. In the position spaced apart from each other, an opening having a U-shaped cross-sectional view is disposed downward and placed on the upper surface of the placement portion 50a of the bracket 50. At this time, the downward convex portions 48 b formed on the partition plates 48 of the lighting device 40 are inserted into the fitting holes 50 d formed on the mounting portion 50 a of the bracket 50, so that the lighting device 40 is moved with respect to the bracket 50. Position. In this way, by simply placing the lighting device 40 on the bracket 50, a downward convex portion 48b as a concave-convex fitting portion and a fitting hole 50d provided as a pair on the lower surface of the lighting device 40 and the upper surface of the bracket. Thereby, positioning of the illuminating device 40 and the bracket 50 can be performed easily. The bracket 50 is slightly slid in the left-right direction along the locking groove 22 with respect to the lateral frame 19 so that the downward projection 48b and the fitting hole 50d can be fitted more smoothly. The bracket 50 may be slightly slid and fitted, and then firmly fixed to the lateral frame 19.

  Next, an illumination attachment bolt 51 as an illumination attachment portion for attaching the illumination device 40 to a predetermined installation location is inserted into the fitting hole 50d from below the bracket 50 and formed on the inner peripheral portion of the downward convex portion 48b. The lighting device 40 is fixedly attached to the lateral frame 19 via the bracket 50 by being screwed into the female thread portion.

  In this way, the lighting device 40 is attached to the horizontal frame 19 via the bracket 50 slidably locked to the locking groove 22 on the front surface of the horizontal frame 19 at a position spaced forward from the horizontal frame 19. Therefore, the lighting device 40 can be disposed on the front side that requires illumination, and the degree of freedom of the left-right width shape of the lighting device 40 attached to the horizontal frame 19 is improved. Further, even when the lighting device 40 is heated with the illumination, a heat radiation space can be formed between the rear side of the lighting device 40 and the horizontal frame 19.

  In addition, by mounting the lighting device 40 on the upper surface of the bracket 50 mounting portion 50a as described above, the lighting device 40 can be easily mounted by the lighting mounting bolt 51 in a state where the weight of the lighting device 40 is left in the bracket 50. Or, since the illumination mounting bolts 51 are arranged hidden behind the partition plate 48 located on the lower surface of the illumination device 40, the appearance is not impaired.

  As shown in FIG. 4, a support column 5 is erected upward from the top plate 2 side, and a horizontal frame 19 is provided on the support column 5, and the horizontal frame 19 has locking grooves on the front and rear surfaces. 22 and 22 are provided in a pair, and the lighting devices 40 and 40 are attached to the pair of front and rear locking groove strips 22 and 22 via the bracket 50, so that the lighting device 40 is moved forward from the lateral frame 19. The moments generated by mounting at positions separated from each other can be canceled out, and the mounting of the lighting device 40 is stabilized.

  As described above, the lower side of the light emitting diode group 45 in which the LEDs 44 that are relatively small light sources are arranged side by side is covered with the light transmitting plate 47, and the lower part of the space formed between the light emitting diode groups 45 is covered with the partition plate 48. The translucent plate 47 and the partition plate 48 are attached to a groove 41a as a plate mounting portion extending to the opening of the apparatus main body 41, so that the translucent plate 47 and the partition plate 48 are formed below the translucent plate 47. A plurality of illumination spaces can be easily and efficiently configured with an increased degree of freedom in selecting the configuration of the quantity or individual length. For example, in the present embodiment, the group of light emitting diode groups 45 is configured by arranging two LED boards 45 a made up of a relatively large number of LEDs 44 and two LED boards 45 b made up of a relatively small number of LEDs 44. A total of three groups are arranged, for example, as a modification, as shown in FIG. 7C, a group of light emitting diode groups 45, two LED substrates 45a and one LED substrate 45b are arranged in parallel. In this case, the light emitting diode groups 45 may be arranged in two groups in total in the longitudinal direction. Further, a total of four or more light emitting diode groups may be arranged by appropriately combining LED substrates or independently.

  In addition, the partition plate 48 is provided with an illumination mounting bolt 51 as an illumination mounting portion for mounting the lighting device 40 to a predetermined installation location. The illumination mounting bolt 51 is disposed on the partition plate 48 while avoiding the plate 47, and the illumination mounting bolt 51 can be prevented from interfering with illumination.

  Further, a partition plate 48 is disposed above the side panel 30 that partitions each space K, and a light emitting diode group 45 disposed adjacent to the partition plate 48 is operated in a hole 48a formed in the partition plate 48. Since the operation buttons 46a are arranged, the partition plate 48 can be used effectively, and the plurality of light emitting diode groups 45 can be individually operated by the operation buttons 46a. Can be used individually.

  In the illuminating device 40 configured in this way, as shown in FIG. 5, since the plurality of LEDs 44 emit light simultaneously by operating the operation button 46a, sufficient illuminance can be obtained. In addition, since the LED 44 is more compact than a conventional fluorescent lamp, a plurality of LEDs 44 can be accommodated to increase the illuminance and achieve space saving.

  The front and rear of the U-shaped device main body 41 facing downward in a sectional view are covered with members constituting the side portions, and the left and right side ends are covered with side end members 42, and the lower side is a light-transmitting plate 47 and a partition plate Since it is covered with 48, the illumination light of the LED 44 can be concentrated below the apparatus main body 41 so that each space K can be sufficiently illuminated. Further, since the LED 44 inside can be completely covered from the outside by the translucent plate 47, the LED 44 can be protected against an external impact and can be prevented from entering dust and dirt.

  Furthermore, since the contact area between the outer portions and the air is expanded by the plurality of grooves 41c and 41c provided on both outer portions of the apparatus main body 41, even when the luminance of the LED 44 is high, The grooves 41c, 41c on both outer side portions serve as heat radiating fins and exhibit the effect of dissipating the heat of the LED 44 to the outside.

  Although the embodiments of the present invention have been described with reference to the drawings, the specific configuration is not limited to these embodiments, and modifications and additions within the scope of the present invention are included in the present invention. It is.

  For example, in the said Example, although the illuminating device 40 is attached above the top plate 2 of the desk 1, the object which attaches an illuminating device may be other furniture, such as a table, for example. Moreover, in the said Example, although the partition plate 48 is a product made from a non-transparent metal, for example, the partition plate may have translucency similarly to a translucent plate.

  Further, in the above embodiment, the plurality of LEDs 44 are arranged in a straight line along the longitudinal direction of the apparatus main body 41, but the present invention is not limited to this, and the straight LEDs 44 are arranged in the front-rear direction. Multiple illuminators may be arranged in parallel to increase the illumination intensity.

It is a perspective view of the desk to which the illuminating device of this invention is applied. It is a disassembled perspective view of a desk. It is an exploded assembly perspective view of an illuminating device. It is sectional drawing which shows the inside of an illuminating device. It is sectional drawing which shows the attachment condition of an illuminating device. (A) is a perspective view of a bracket, (b) is a rear view which shows the attachment condition of a bracket. (A) is a bottom view which shows the attachment condition of a bracket, (b) is a bottom view which shows the attachment condition of an illuminating device, (c) is a bottom view which shows the attachment condition of the illuminating device of a modification. It is.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Desk 2 Top plate 5 Support | pillar 19 Horizontal frame 22 Locking groove 29 Main panel 30 Side panel 40 Illuminating device 41 Apparatus main body 41a Concave groove (plate attachment part)
44 LED (Light Emitting Diode)
45 LED group 45a, 45b LED board 46 Operation board 46a Operation button (operation part)
47 Translucent plate 48 Partition plate 48a Hole 48b Downward convex part (concave / convex fitting part)
50 Bracket 50a Mounting portion 50d Fitting hole (uneven fitting portion)
51 Lighting mounting bolt (Lighting mounting part)
52 Assembly bolt 53 Assembly top

Claims (3)

A lighting device mounting structure for mounting the lighting device above the top of the desk,
At a position spaced upward from the top plate, at least the front surface is provided with a horizontal frame having a locking groove that opens in the left-right direction, and a bracket extending forward is slid on the locking groove of the horizontal frame. The lighting device is movably locked, and the lighting device is attached to the horizontal frame via the bracket at a position spaced forward from the horizontal frame, and the lighting device is placed on the upper surface of the bracket. And is attached to the bracket by an illumination mounting portion disposed on the lower surface of the lighting device, and a pair of concave and convex fitting portions is provided on the lower surface of the lighting device and the upper surface of the bracket . A mounting structure of a lighting device characterized by the above. The lighting device is configured by arranging a plurality of light emitting diodes in parallel in a longitudinal direction in an apparatus body having an opening portion facing downward in a sectional view,
A plurality of light emitting diode groups in which a predetermined number of light emitting diodes are arranged in parallel are arranged in the apparatus main body at a predetermined distance from each other in the longitudinal direction and cover the lower part of each light emitting diode group. A translucent plate and a partition plate that covers the lower part of the space formed between the light emitting diode groups are attached to a plate attachment portion formed in the longitudinal direction in the opening of the device body,
Attachment structure of the illumination device according to claim 1, wherein the partition plate, wherein the light attachment portion is disposed. A support column is erected upward from the top plate side, and the horizontal frame is provided on the support column, and the horizontal frame has a pair of the locking grooves on the front surface and the rear surface. attachment structure of the illumination device according to claim 1 or 2, characterized.

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