JP2595974Y2 - lighting equipment - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION The present invention relates to lighting equipment such as downlights.

[0002]

2. Description of the Related Art FIG. That is, in this lighting fixture, the opening main body 54, which has a flange 52 to be locked to the edge of the embedded hole 51 of the ceiling 50 in the opening 53, and the cover locking portion 55, It has a cylindrical shape having an inner surface and a brim concealing portion 56 on the outer surface,
Frame 57 attached to instrument body 54 so as to fit into
And a translucent cover 59 having an engaging portion 58 on the upper surface for locking to the cover locking portion 55. Reference numeral 60 denotes a reflection plate attached to the instrument body 54, and 61 denotes a frame 57
A magic spring attached to 4, 4 is a ramp.

[0003]

However, in this lighting device, the collar concealing portion 56 of the frame 57 appears on the peripheral portion of the embedding hole 51, which is not preferable from an aesthetic standpoint. Is easily noticeable when there is a gap between the light transmitting cover 5 and the ceiling surface of the periphery of the brim concealing portion 56 of the frame 57.
9 has a drawback that a shadow a of light is generated by transmitting light.

Further, when a ceiling cloth or the like is provided on the ceiling surface, if the flange concealing portion 56 of the frame 57 is in contact with the ceiling surface, the ceiling cloth may be discolored by the heat of the frame 57, or may be replaced by dust or the like when replacing the lamp. Collar hiding part 5 of frame 57
There is a mark of 6, and when the mark is shifted and re-attached, it becomes unsightly. Further, as shown in FIG. 5, when the surface of the ceiling 50 has irregularities, even if the collar concealing portion 56 is in close contact with the ceiling surface, the light of the light beam P is transmitted from the gap between the concave portion of the ceiling and the collar concealing portion 56. There is a problem that leakage occurs at P '.

Therefore, an object of the present invention is to eliminate the concealed portion of the frame , to make the gap between the ceiling and the ceiling surface less noticeable, to prevent the shadow of the peripheral portion of the embedding hole from being generated, and to reduce the shadow on the ceiling surface. An object of the present invention is to provide a lighting device that can make light leakage less noticeable even when there is unevenness.

[0006]

The lighting fixture of the present invention is:
An appliance main body embedded in the embedding hole having a flange engaged with an edge portion of the embedding hole in the ceiling, and a tubular shape having a cover engagement portion on an inner surface and fitted in the opening. A frame attached to the appliance main body so as to fit into the device main body, and an engaging portion having a shape larger than the collar and engaging with the cover engaging portion on an upper surface, and having a diffused light emitting surface on at least an upper surface of a peripheral portion. A light-transmitting cover; and a packing disposed on the upper surface of the light-transmitting cover inside the diffusion light-emitting surface and in contact with the collar and concealing the collar.

[0007]

According to the structure of the present invention, the shape of the light-transmitting cover is made larger than the brim of the appliance body, so that it is not necessary to provide a conventional brim concealing portion in the frame, and the appearance is improved. Further, the packing provided on the upper surface of the peripheral portion of the light-transmitting cover hits the collar, so that the light-transmitting cover is buffered, and the collar is concealed by the packing, so that the appliance body cannot be seen through the light-transmitting cover. Especially the upper surface of the periphery of the translucent cover
The diffused light emitting surface where the light transmitted and reflected by the translucent cover is emitted
Therefore, the ceiling surface can be diffusely illuminated, so that no shadow is produced on the ceiling surface, and irregularities on the ceiling surface and gaps between the ceiling surface and the light leakage are inconspicuous. Furthermore, since the packing is in contact with the collar and the translucent cover is not in contact with the ceiling surface, even when the ceiling cloth or the like is provided on the ceiling, the ceiling cloth or the like does not discolor because there is no heat effect, In addition, there is no trace of dust on the frame.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described with reference to FIGS. That is, this lighting fixture includes a fixture main body 1,
It has a frame 2, a translucent cover 3, and a packing 4. The appliance main body 1 is embedded in the embedding hole 6 with an opening 8 having a collar 7 that is engaged with an edge of the embedding hole 6 of the ceiling 5. The apparatus main body 1 is an example of a heavenly cylindrical body, and is attached by projecting a mounting bracket (not shown) from the apparatus main body 1 to the back surface of the ceiling. A conical reflector 9 is attached to the lower surface of the top, and a lamp 10 is disposed inside the reflector 9 via a lamp socket (not shown). Further, a pair of locking claws 15 are provided at opposing positions on the inner surface.

The frame 2 has a cylindrical shape having a cover locking portion 12 on its inner surface, and is attached to the instrument body 1 so as to fit into the opening 8. The frame 2 has a ring shape as an example, has a cover holding portion 11 which is cut and raised inward at the upper end, a cover locking portion 12 which is folded inward on the lower surface, and a pair of mounting members on the outer peripheral surface. It has a portion 13, and the lower end of the magic spring 14 is attached to the attachment portion 13. Magic spring 14
As shown in FIG. 2, a wire spring is bent in a substantially rhombic shape, an inwardly bent portion is formed at an upper end bent portion, and lower ends serving as both ends are bent and attached to the mounting portion 13. When the upper bent portion is passed through between the pair of locking claws 15 of the instrument body 1 and pushed up, the side portion of the magic spring 14 is gradually pressed so as to become thinner. The frame 2 is pushed up into the instrument body 1 by the spring force of the side of the frame 2 to expand, and the frame 2 is pushed upward by the spring force. 19 is a connecting portion of the frame 2.

The translucent cover 3 has a shape larger than the brim 7 , has an engaging portion 16 on the upper surface for engaging with the cover engaging portion 12, and has a diffused light emitting surface 17 on at least the upper surface of the peripheral portion 20. . The translucent cover 3 is made of acrylic resin or glass. In the embodiment, the ring-shaped portion 21 is erected on the upper surface of the translucent cover 3 and the circumferential groove 18 is formed on the outer peripheral surface thereof to form the engaging portion 16.
The cover locking portion 12 is inserted into the circumferential groove 18 and is engaged with the engaging portion 16. The diffused light-emitting surface 17 is formed by erasing the surface from the upper surface to the lower surface of the peripheral portion 20 and performing a diffusion process. Q indicates a diffused light beam.

The packing 4 is disposed inside the diffusion light emitting surface 17 on the upper surface of the translucent cover 3 so as to abut the collar 7 and conceal the collar 7. The embodiment has a ring shape and is provided from the peripheral groove 18 to a position short of the peripheral edge portion 20. This prevents the light-transmitting cover 3 from being damaged by the cover locking portion 12 of the frame 2 and also prevents the frame 2 from being seen through the light-transmitting cover 3.

According to this embodiment, the collar 7 of the instrument body 1 is provided.
Since the shape of the translucent cover 3 is larger than that of the prior art, it is not necessary to provide a conventional collar concealing portion on the frame 2 and the appearance is improved.
Further, the packing 4 provided on the upper surface of the peripheral portion 20 of the light-transmitting cover 3 hits the collar 7 so that the light-transmitting cover 3 is buffered. The main body 1 cannot be seen. Especially
The upper surface of the peripheral portion 20 of the translucent cover 3 is
And a diffused light emitting surface 17 from which light transmitted / reflected is emitted.
Because the ceiling can be diffusely illuminated, there is no shadow on the ceiling,
The unevenness of the ceiling surface and the gap with the ceiling surface are not noticeable, and the light leakage is also inconspicuous. Furthermore, since the packing 4 is in contact with the collar 7 and the translucent cover 3 is not in contact with the ceiling surface, even when the ceiling 5 is provided with a ceiling cloth or the like, the ceiling cloth or the like is discolored because there is no heat effect. Nothing. That is, the contact portion between the device main body 1 and the ceiling surface is the same as the conventional one, but is inconspicuous because it is located deeper than the peripheral portion 20 of the light transmitting cover 3.

Further, no trace of dust and the like on the frame 2 is formed. In this regard, in the related art, when the position of the frame 2 is displaced when the lamp is replaced, traces of dust are conspicuous, and it is extremely unsightly.
Note that the diffusion light emitting surface 17 of the translucent cover 3 may be provided on the entire surface.

[0014]

According to the lighting device of the present invention, the shape of the light-transmitting cover is made larger than the brim of the device main body, so that there is no need to provide a conventional brim concealing portion in the frame, and the appearance is improved. In addition, the packing provided on the upper surface of the peripheral portion of the light-transmitting cover hits the collar, which serves as a buffer for the light-transmitting cover, and the packing hides the collar, so that the instrument body cannot be seen through the light-transmitting cover. Especially around the translucent cover
Light transmitted and reflected from the translucent cover emerges from the upper surface of the edge
Since the ceiling surface can be diffusely illuminated , no shadow is produced on the ceiling surface, and irregularities on the ceiling surface and gaps between the ceiling surface and the ceiling surface are inconspicuous, and light leakage is inconspicuous. Furthermore, since the packing is in contact with the collar and the translucent cover is not in contact with the ceiling surface, even when a ceiling cross or the like is provided on the ceiling, there is no heat effect, so the ceiling cloth and the like do not discolor, In addition, there is an effect that marks such as dirt on the frame are not formed.

[Brief description of the drawings]

FIG. 1 is a sectional view of an embodiment of the present invention.

FIG. 2 is a partial perspective view before a light-transmitting cover is attached.

FIG. 3 is a partially enlarged view illustrating a diffused light emission state of a peripheral portion of a translucent cover.

FIG. 4 is a sectional view of a conventional example.

FIG. 5 is a partial sectional view of another conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Device main body 2 Frame 3 Translucent cover 4 Packing 5 Ceiling 6 Embedding hole 7 Collar 8 Opening 12 Cover engaging part 16 Engaging part 17 Diffusion light emitting surface 20 Peripheral part

Claims (1)

(57) [Scope of request for utility model registration] 1. An appliance body embedded in an opening having a flange engaged with an edge of an embedded hole in a ceiling, and a tubular body having a cover engaging portion on an inner surface. A frame attached to the instrument body so as to fit into the opening, and an engaging portion having a shape larger than the collar and engaging with the cover engaging portion is provided on an upper surface, and at least an upper surface of a peripheral portion is provided. A lighting device comprising: a light-transmitting cover having a diffusion light-emitting surface; and a packing disposed on the upper surface of the light-transmitting cover inside the diffusion light-emitting surface to abut the collar and conceal the collar.