JP2591595Y2 - lighting equipment - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lighting device such as a downlight which is most suitable for store lighting.

[0002]

2. Description of the Related Art FIG. 2 is a sectional view showing an example of a conventional lighting apparatus of this type. This lighting fixture is called a downlight, and is installed in a state in which a fixture main body 51 with an open bottom surface is embedded in an opening 52 a provided in a ceiling member 52. The lamp 54 attached to the lamp socket 53 is housed inside the appliance body 51, and a reflector 55 having a parabolic curved surface is also housed so as to surround the lamp 54. The reflecting plate 55 includes springs 56 provided on both sides of the lamp socket 53.
Fixed by In addition, an opening frame 57 is provided at an opening edge of the appliance body 51, and the appliance body 51 and the ceiling material 52 are provided.
To close the gap.

[0003] Such a lighting apparatus has a fixed light shielding angle θ _1.
The has, and has a design that eliminates the glare in the light shielding angle theta _1. When such a lighting device is used as a store lighting device, a configuration in which the reflection plate 55 diffuses and reflects the light to some extent is used to activate the sales floor.
_Even within ₁ , the light may be slightly irradiated.

FIG. 3 shows a partial cross-sectional view of another example of this type of conventional luminaire. This lighting fixture is installed in a state in which a fixture main body 61 with an open bottom surface is embedded in an opening 62 a provided in a ceiling member 62. A lamp 64 attached to a lamp socket 63 is housed inside the appliance body 61, and a reflector 65 having a parabolic curved surface is also housed so as to surround the lamp 64. The reflection plate 65 is fixed to mounting plates 66 provided on both sides of the lamp socket 63 by screws 67. An opening frame 68 is provided at the opening edge of the appliance main body 61 so as to close a gap between the appliance main body 61 and the ceiling material 62. The opening frame 68 is made of a prismatic translucent frame, but blocks light of the light blocking zone E in the lamp 64, in the deep angle than the light blocking zone E by arrow F ₁ without shielding the light of the lamp 64 irradiating downwards as shown, a shallow angle from the shielding light zone over emissions E, will be irradiated to the side without shielding by refraction of the opening frame 68 as indicated by arrow F _2.

As described above, the lighting fixture of FIG. 3 eliminates glare when looking up at a deep angle from a near position, and allows light to be seen when looking up at a shallow angle from a distant position. Etc. to enhance the function of attracting customers.

[0006]

The lighting fixture shown in FIG. 2 makes it possible to see light when looking up at a shallow angle from a distant position, thereby increasing the function of attracting customers in a store or the like. Glare occurs when looking up at a deep angle from the position, which is not preferable.

The lighting fixture of FIG. 3 eliminates glare when looking up at a deep angle from a near position, and allows light to be seen when looking up at a shallow angle from a distant position. Although it is designed to enhance the function of attracting customers, it is necessary to provide an opening frame 68 made of a prism-shaped light-transmitting frame at the opening edge of the appliance main body 61, which is costly. There was a problem. In addition, the ceiling surface near where the appliance main body 61 was buried could not be illuminated, the ceiling surface could not be activated, and the function of attracting customers was not so high.

Therefore, an object of the present invention is to eliminate glare when looking up at a deep angle from a near position, to make light visible when looking up at a shallow angle from a distant position, and to bury the device body. An object of the present invention is to provide a lighting device that can illuminate a nearby ceiling surface to activate the atmosphere.

[0009]

The lighting fixture of the present invention is:
In the appliance body with the bottom open, installed in the ceiling embedded state,
A diffused light source that illuminates the lower side is mounted, and a donut-shaped reflector is provided at a position below the appliance body at a predetermined distance from the ceiling surface in a state where the diffused light source and the central axis are substantially aligned with each other ,
Pass the translucent flanged cylindrical shade through the center hole of the reflector.
And a flanged cylindrical shade with a flange at the top edge
It is locked to.

[0010]

According to the structure of the present invention, the light of the diffusion type light source is
It is radiated downward through the central hole of the donut-shaped reflection plate, and illuminates the lower product when used as, for example, store lighting. Further, the light of the diffusion type light source is shielded by a donut-shaped reflecting plate to eliminate glare when looking up at a deep angle from a close position. In addition, the light from the diffused light source is radiated between the ceiling surface and the donut-shaped reflector, and when viewed from a distant position at a shallow angle, the light from the diffused light source is visually recognized with a sense of glare. For example, when used as store lighting, it serves to attract customers. In addition, the light of the diffusion type light source is reflected by the donut-shaped reflecting plate to illuminate the ceiling surface around the embedded portion of the appliance main body, thereby activating the atmosphere of the installation location of the appliance. In addition, the translucent flanged cylindrical shade is
Pass through the center hole, and use the flange
Locks the reflector to the reflector, allowing the flanged cylindrical
The diffused light from the reflector irradiates the lower surface of the reflector,
The bottom surface will be illuminated, which will provide a decorative effect
be able to.

[0011]

【Example】 Of this inventiononeAn embodiment will be described with reference to FIG.
You. As shown in FIG.
An opening 2a provided in a ceiling material 2 with an appliance body 1 having a bottom cylindrical shape
It is installed in a state embedded in. In addition, the instrument body 1
Opening of the V-shaped spring 3 with one piece fixed on the outer peripheral surface and the instrument body 1
Hold the opening edge of the ceiling material 2 with the opening frame 4 attached to the mouth
The main body 1 is embedded in the ceiling material 2
It is fixed. It should be noted that the device against the elasticity of the V-shaped spring 3
By pulling down the main body 1, the appliance main body 1 is moved from the ceiling surface
Can be extracted.

On the inner surface of the upper end of the appliance body 1, a socket base 5 is provided.
Are fixed by screws 6, and the lamp socket 7 is fixed to the socket base 5. Then, a diffusion lamp 8 with a built-in reflecting mirror having a front glass as a diffusion prism is attached to the lamp socket 7 as a diffusion light source, and light is emitted downward. A donut-shaped reflector (optional) 9 made of metal is provided at a position below the ceiling 1 at a predetermined distance from the ceiling surface so that the central axes of the diffused lamps 8 and the central axes of the diffused lamps 8 are substantially coincident with each other. . Specifically, the opening frame 4
The upper end of a plurality of spacer rods 10 of a predetermined length is screwed into each of them, and the reflecting plate 9 is made to substantially coincide with the central axis of the diffused lamp 8 using a decorative screw 11 at the lower end of each spacer rod 10. Fixed. The reflector 9 also functions as a shade attachment member for attaching a shade 12 (optional) made of a translucent flanged glass cylinder. The shade 12 is passed through the central hole of the reflector 9 and the flange at the upper end of the shade 12 is attached. It is configured to be received at the periphery of the center hole of the reflection plate 9.

[0013] In the lighting fixture of the above configuration, the light diffusion type lamp 8, as shown by arrow A _1, is irradiated downward through the central hole and shades 12 of a donut plate-like reflector 9 For example, when it is used as store lighting, it effectively illuminates products below. Further, the light from the diffusion lamp 8 is shielded by the donut-shaped reflecting plate 9 and the shade 12 (shading zone B), so that glare when looking up from a close position at a deep angle can be eliminated. In addition, shade 12
Is translucent, so that part of the light emitted from the diffusion lamp 8 (to the extent that glare does not occur) is transmitted.

Further, the light diffusion type lamp 8 is illuminated through between the ceiling member 2 and the reflection plate 9, as shown by arrow A _2, diffusion type lamp when looking up at a shallow angle from a location remote The light of No. 8 can be visually recognized with a glittering feeling (glare), and thus, for example, when used as store lighting, it has an effect of attracting customers. Further, the light diffusion type lamp 8, will be to illuminate the ceiling material 2 around the has been embedded portion of the instrument body 1 reflected by the reflection plate 9, as shown by arrow A _3, the atmosphere of the instrument installation site Can be activated.

Further, a cylindrical shade with a translucent flange is used.
Pass through the center hole of the reflector, with a flange at the upper edge
Flanged by locking cylindrical shade to reflector
The diffused light from the cylindrical shade is applied to the lower surface of the reflector,
The lower surface of the reflector is illuminated, producing a decorative effect.
Can be volatilized.

[0016]

[0017]

[0018]

According to the lighting device of the present invention, a diffused light source is mounted on the device main body, and a donut-shaped reflector is provided at a position below the device main body at a predetermined distance from the ceiling surface with the diffused light source and the central axis. The translucent flat
Through the center hole of the reflector,
The flanged tubular shade is locked to the reflector with a flange.
From the in the light of the diffusion-type light source is irradiated downward through the central hole of the donut-shaped reflector can be effectively illuminate the lower, also located near the dark donut-shaped reflector You can eliminate glare when looking up at a deep angle,
Diffusion between the ceiling and the donut-shaped reflector
The light from the diffused light source can be seen with a glittering feeling when illuminated by the light from the illuminated light source and looked up at a shallow angle from a distant position, for example, to attract customers when used as store lighting. In addition, by illuminating the ceiling surface around the buried portion of the appliance main body by being reflected by the donut-shaped reflector, the atmosphere of the appliance installation location can be activated. In addition, a translucent flanged cylinder
Through the center hole of the reflector, and
The flanged cylindrical shade is locked to the reflector,
Diffused light from the cylindrical shade
The bottom surface of the reflector is illuminated,
Fruit can be demonstrated.

[Brief description of the drawings]

1 is a cross-sectional view of a luminaire of one embodiment of the invention.

FIG. 2 is a cross-sectional view of an example of a conventional lighting fixture.

FIG. 3 is a cross-sectional view of another example of a conventional lighting fixture.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Instrument main body 2 Ceiling material 3 V-shaped spring 4 Opening frame 5 Socket base 6 Screw 7 Lamp socket 8 Diffusion lamp 9 Reflector 10 Spacer rod 11 Decorative screw 12 seed

Claims (1)

(57) [Scope of request for utility model registration] 1. An apparatus main body having an open bottom surface installed in a state of being embedded in a ceiling, a diffusion type light source mounted on the apparatus main body and illuminating a lower side, and the diffuser being positioned at a predetermined distance from the ceiling below the apparatus main body. Doughnut-shaped reflector provided in a state where the central axes of the mold light source and the central axis are substantially coincident with each other ;
Passed through the center hole and locked to the reflector at the upper edge flange
Lighting equipment equipped with a translucent flanged cylindrical shade .