JP2594160B2 - Ceiling lighting equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Industrial Application Field) The present invention relates to a ceiling lighting device, and in a system ceiling arranged in a lattice shape, a lighting device and equipment on a concave ceiling surface. Related to the configuration to install.

(Prior Art) A conventional system in which a support bar formed in a substantially inverted T-shape called a T-bar of this type is arranged in a grid and the edge of a ceiling plate is supported by the support bar. On the ceiling, a sloped planar ceiling plate that rises inclining from the pair of supporting rails on each side, and a vertical planar ceiling side plate that rises substantially perpendicularly from the pair of other supporting rails facing each other There is known a ceiling lighting device which is formed of a lighting device of indirect or semi-indirect lighting. In such a ceiling device in which lighting equipment is installed, ceiling equipment such as a broadcast speaker, a smoke detector, a heat detector, and an emergency light are installed on a flat ceiling surface other than the concave ceiling position. The structure was adopted.

In such a conventional ceiling lighting device, the luminaire and the equipment must be separately mounted on the ceiling surface, so that the workability is poor, and the luminaire and the equipment lack the uniformity and the design There was an inferior problem.

(Problems to be Solved by the Invention) In the ceiling lighting device having the above-described conventional structure, since the lighting fixture and the equipment are separately mounted, there are problems in workability, uniformity of the ceiling device, and design.

The present invention has been made in view of the above problems, and enables lighting devices and equipment to be installed in a line on a recessed ceiling surface formed in a ceiling configuration, thereby improving workability and uniformity as a ceiling device. And a ceiling device with improved design.

[Configuration of the invention]

(Means for Solving the Problems) The ceiling lighting device of the present invention is a support beam of a system ceiling formed by a support beam which is provided in a lattice shape and has a support side portion which supports an edge of a ceiling plate. An inclined planar ceiling plate that rises inclining from the pair of support rails of one side in one enclosed module, and a vertical surface that rises substantially vertically from the pair of support rails of the other pair facing each other. A semi-indirect or indirect lighting device between the ceiling side plates and a ceiling facility arranged in line with the lighting device adjacent to the lighting device. A storage section is provided.

(Operation) In the ceiling lighting device of the present invention, in a system ceiling formed by supporting bars arranged in a lattice, one pair of each side portion is supported in one module surrounded by the supporting bars of the ceiling. A concave concave ceiling surface formed by an inclined planar ceiling plate that rises in an inclined manner from the crosspiece and a vertical planar ceiling side plate that rises substantially perpendicularly from the other pair of the supporting crosspieces facing each other. The illumination device and the ceiling equipment storage section are arranged in a line between the ceiling side plates, thereby improving workability and uniformity as a ceiling device, and enhancing design.

Embodiment Next, the configuration of an embodiment of the present invention will be described with reference to the drawings.

Reference numeral 1 denotes a system ceiling configuration, as shown in FIGS. 1 and 2, a substantially inverted T having ceiling side support sides 2 formed on both side edges.
A support bar 3 called a T-shaped bar is arranged in a lattice,
The peripheral edge of the ceiling plate is supported and formed on the support side 2 of the support bar 3. At both ends of the support side 2 of the support bar 3, a substantially vertical locking edge 4 is formed which rises upward. In the ceiling structure 1, an elongated concave-shaped ceiling surface 5 dug upward is formed in one module surrounded by the support bar 3. The recessed ceiling surface 5 is disposed between a sloped ceiling plate 6 that rises up from one pair of support bars 3 facing each other and an upper end position of the sloped ceiling plate 6. The ceiling plate 7 is the highest position, and the ceiling plate 7 has a vertical plane that rises substantially perpendicularly from the other pair of support bars 3 facing each other.

As shown in FIGS. 3 and 4, the ceiling side plate 8 is formed of a white painted steel plate, and has a lower edge engaging portion 9 which is engaged with the supporting side portion 2 of the support bar 3 at the lower edge. Is bent horizontally, and a vertical edge 10 bent substantially vertically upward is formed at the tip of the lower edge engaging portion 9. Further, it has an inclined upper edge 11 of the ceiling side plate 8 and a horizontal upper edge 12 formed continuously on a higher side of the inclined upper edge 11, and the inclined upper edge 11 and the horizontal upper edge 12 are formed. At the same time, an upper edge engaging portion 13 that supports the edges of the inclined planar ceiling plate 6 and the horizontal planar ceiling plate 7 is formed to be bent horizontally. A holding edge 14 for holding the end surface of the inclined planar ceiling plate 6 is vertically bent at an end of the upper edge engaging portion 13 at the position of the inclined upper edge 11.
Then, the lower edge engaging portion 9 of the ceiling side plate 8 is engaged with the supporting side portion 2 formed on the supporting bar 3 of the other one side, and the vertical edge 10 is opposed to the supporting bar 3. In addition, the lower edge of the inclined planar ceiling plate 6 is engaged and supported by the support side 2 formed on the support bar 3 of one pair of each side, and both edges are upper edges of the ceiling side plate 8. It is supported by the engaging portion 13 and both end surfaces are opposed to the supporting edge 14. As shown in FIG. 2, the edges of the horizontal ceiling plate 7 and the inclined plane ceiling plate 6 are held by a substantially Y-shaped support bar 15.

The upper portion of the ceiling side plate 8 is fixed to the substantially H-shaped support bar 16 of the ceiling configuration 1 by a suitable means such as a fixing arm.

Reference numeral 17 denotes a lighting device, which is located between the support bars 3 on the other pair of sides and opposed to the horizontal ceiling plate 7 at a high portion of the concave ceiling surface 5. . As shown in FIGS. 1 and 5, the lighting device 17 has an elongated fixture main body 18 disposed in parallel with the horizontal ceiling plate 7.
The lower surface of the device main body 18 is disposed so as to be substantially flush with the lowermost edge of the recessed ceiling surface 5 and is supported by the support bar 3. As shown in FIGS. 6 and 7, the instrument body 18 is formed with irradiation openings 19, 19 in which both sides of the upper surface along the longitudinal direction are notched in an inclined manner.
8 has straight tube fluorescent lamps 20,
The irradiation openings 19, 19 are disposed substantially parallel to the irradiation openings 19, 19. The lamps 20, 20 have an upper light beam facing the horizontal ceiling plate 7 at a high position of the concave ceiling surface 5. A pair of reflectors 21, 21 are provided between the two lamps 20, 20 along the longitudinal direction of the lamps 20, 20. The reflectors 21, 21 serve to partially or wholly transmit light from the lamps 20, 20 toward the upper side of the fixture main body 18, the inclined planar ceiling plates 6, 6 of the concave ceiling 5.
The reflected light is controlled toward.

In addition, an irradiation opening 23 provided with a louver 22 is formed on the lower surface of the device main body 18.

On one end side of the appliance body 18, for example, a ceiling equipment storage unit 24 for storing equipment such as a broadcast speaker, a smoke detector, a heat detector, and an emergency light is formed. An equipment plate 25 is formed on the same surface as the lower surface of the fixture body 18, and the lighting device 17 and the ceiling equipment storage unit 24 are arranged side by side in a line.

 Next, the operation of this embodiment will be described.

In one module surrounded by the support bars 3 of the system ceiling formed by the support bars 3 arranged in a lattice, the symmetrical ceiling side plates 8, 8 are connected to the upper side end surface of the inclined upper edge 11 in one module. The lower edge engaging portions 9 are respectively engaged and supported on the supporting side portions 2 formed on the other pair of supporting bars 3 in a state in which the joining edges 8a formed by bending are joined to each other. 10 supports 3
To face. Further, the lower edge of the inclined planar ceiling plate 6 is engaged with and supported by the supporting side portion 2 formed on the supporting bar 3 of one pair of each side portion, and both side edges are formed by the ceiling side plates 8, 8. The supporting edges are respectively supported by the upper edge engaging portions 13, and both side end surfaces are opposed to the holding edge 14. Then, both sides of the horizontal plane ceiling plate 7 are located between the inclined plane ceiling plates 6 and the upper edge engaging portions of the ceiling side plate 8
The joint between the horizontal plane ceiling plate 7 and the inclined plane ceiling plate 6 is held by a substantially Y-shaped support bar 15. In this manner, the inclined surface portion that rises up from one pair of sides facing each other and the concave ceiling surface 5 that rises substantially perpendicularly from the other pair of sides are formed.

Next, both ends of an instrument body 18 disposed opposite to the horizontal ceiling plate 7 between the support bars 3 on the other pair of sides are engaged and mounted on the support bars 3, and are fixed by appropriate fixing members. Fix it.

Further, the ceiling equipment storage unit 24 at one end of the same surface as the surface on which the irradiation openings 23, 23 of the appliance body 18 are formed, for example,
Equipment such as a broadcast speaker, a smoke detector, a heat detector, and an emergency light are stored therein, and an equipment plate 25 of the equipment faces the lower surface.

Then, in this state, when the lamp 20 is turned on, the horizontal plane ceiling plate 7 at the high portion of the concave ceiling surface 5 and the inclined plane ceiling plates 6, 6 connected to the horizontal plane ceiling plate 7, The direct light emitted from the lamp 20 is a concave surface 5
Irradiation is substantially even up to the horizontal surface of the high part and the inclined ceiling plate 6 connected to the high part, and the uneven brightness of the concave surface of the ceiling 5 is reduced.

In addition, the lamp 20 is also illuminated from the lower surface irradiation opening 23 of the instrument body 18.
Is controlled by the louver 22 and irradiated downward to illuminate the room.

Note that, as in the structure of the embodiment, the instrument body 18 is
By supporting on the supporting side 2 of the device, the device is suspended and supported by a pipe, compared to a structure in which an electric wire is inserted through this pipe,
Wiring workability is also improved.

〔The invention's effect〕

According to the present invention, in one module surrounded by a support bar on the system ceiling formed by support bars arranged in a grid, one module opposing each other is inclined from one pair of sides. A lighting device and a ceiling equipment storage section are arranged in a line between a ceiling side plate of a concave concave ceiling surface including a rising inclined surface portion and a vertical surface portion that rises substantially perpendicularly from the other pair of sides facing each other. Since the lighting device and the ceiling equipment are individually arranged, the mounting and workability is better, the ceiling configuration can be easily unified, and the design is improved.

[Brief description of the drawings]

1 is a perspective view of a ceiling lighting device showing an embodiment of the present invention, FIG. 2 is an exploded perspective view of a part of the ceiling lighting device, FIG. 3 is a perspective view of a side plate portion of the ceiling device, and FIG. FIG. 5 is a bottom view of the ceiling device, FIG. 6 is a vertical side view of a concrete example of the ceiling device, and FIG. 7 is a bottom view of the ceiling device. 3 ... support beam, 5 ... concave concave ceiling surface, 6 ... inclined plane ceiling plate, 8 ... vertical planar ceiling side plate, 17 ... lighting device, 24
...... Ceiling equipment storage.

Continued on the front page (72) Inventor Mitsuru Saito 2-3-3 Kandaji-cho, Chiyoda-ku, Tokyo Obayashi Corporation Tokyo Head Office (72) Inventor Shinji Kodaira 1-4-28 Mita, Minato-ku, Tokyo TOSHIBA LAITEC (72) Inventor: Naoki Kaneko 1-4-2, Mita, Minato-ku, Tokyo Toshiba Lighting & Technology Corporation (56) References JP-A-51-124078 (JP, A) JP-A-50-60080 (JP, A) Japanese Utility Model Showa 63-164105 (JP, U)

Claims (1)

(57) [Claims] 1. A pair of sides of one module in a module surrounded by a support rail of a system ceiling formed by a support rail having a support side portion which is arranged in a lattice and supports the edge of a ceiling plate. A concave concave shape composed of an inclined planar ceiling plate that rises inclining from the support bar of the part, and a vertical planar ceiling side plate that rises substantially perpendicularly from the other pair of opposing support bars on each other The ceiling surface of the, between the ceiling side plate, a semi-indirect or indirect lighting device and a ceiling equipment storage unit arranged in line with the lighting device adjacent to the lighting device, characterized by being disposed Ceiling lighting equipment.