JP6717588B2 - Lighting equipment and lighting equipment - Google Patents

Description

The present invention relates to a lighting device and a lighting device to which a decorative frame is attached.

Conventionally, there is a technique of attaching a decorative frame to the peripheral edge of the opening of an embedded lighting fixture such as a downlight (for example, refer to Patent Document 1).

JP, 2013-214442, A

In the lighting device of Patent Document 1, since a decorative frame unit that surrounds the main body, the light source, and the power source is required as a holding member for the decorative frame, the decorative frame is attached depending on the shapes of the main body, the light source, and the power source. There is a challenge.

The present invention aims at facilitating attachment of a decorative frame.

The luminaire according to the present invention is a decorative frame attached to a lower surface, which is a flange portion provided at an edge portion of an opening through which light emitted from a light source passes, and a surface on the irradiation direction side of the flange portion, A decorative frame in which an opening communicating with the opening is formed, wherein the decorative frame is provided around the opening and has a mounting surface portion mounted on the lower surface, and the mounting surface portion along the opening portion. A recess provided, in which the bottom portion of the recess is in contact with the lower surface, the recess is accommodated, and the flange accommodated in the recess from the mounting surface portion on the outer peripheral side of the recess. And a holding member that extends to the upper surface of the section and holds the upper surface.

According to the luminaire of the present invention, the decorative frame attached to the collar portion includes the concave portion for accommodating the collar portion, and the holding member holds the collar portion accommodated in the concave portion between the bottom surface of the concave portion and the holding portion. Therefore, the attachment frame can be easily attached to the collar portion.

It is a figure which shows the illuminating device 100 in the state which the decorative frame 150 was attached, (a) is a top view, (b) is a side view. It is a figure which shows the illuminating device 100 in the state before the decorative frame 150 is attached, (a) is a top view, (b) is a side view. It is a figure which shows the illuminating device 100 in the state where the decorative frame 150 was isolate|separated, (a) is a top view, (b) is a side view. 3 is a perspective view of the main body 140 according to Embodiment 1 as viewed from above. FIG. 3A and 3B are perspective views of the decorative frame 150 according to the first embodiment as seen from above, in which (a) is a state in which the holding member 155 is along the outer circumference 522 of the recess 152, and (b) is the holding member 155 is the outer circumference 522 of the recess 152. FIG. The figure which shows the attachment procedure (a) to (c) of the decorative frame 150 which concerns on Embodiment 1. FIG. 4 is a view showing a mounting state of the decorative frame 150 according to the first embodiment, where (a) shows a state in which the holding member 155 does not hold the collar portion 142, and (b) shows the holding member 155 holds the collar portion 142. FIG. The A section enlarged view of (c) of FIG. 7A and 7B are diagrams showing a modified example of the lighting device 100 according to the first embodiment, where FIG. 9A is a modified example of the mounting position of the holding member 155, and FIG. FIG. 6 is a diagram showing a holding state of a holding member 155a and a collar portion 142a according to the second embodiment.

Hereinafter, embodiments of the present invention will be described with reference to the drawings. The present invention is not limited to the embodiments described below. Further, in the following drawings, the size relationship of each component may be different from the actual one. In the description of the embodiments, when directions or positions such as top, bottom, left, right, front, back, front, and back are shown, those notations are described as such for convenience of description. However, it does not limit the arrangement, orientation, etc. of the devices, instruments, parts, etc. The upper part is also referred to as the mounting direction and the lower part is also referred to as the irradiation direction.

Embodiment 1.
***Composition explanation***
1A and 1B are diagrams showing the lighting device 100 with a decorative frame 150 attached, where FIG. 1A is a plan view and FIG. 1B is a side view. In FIG. 1B, the device mounting surface 500 is shown in cross section.
2A and 2B are diagrams showing the lighting device 100 in a state before the decorative frame 150 is attached, where FIG. 2A is a plan view and FIG. 2B is a side view.
3A and 3B are diagrams showing the lighting device 100 with the decorative frame 150 separated, where FIG. 3A is a plan view and FIG. 3B is a side view.

The configuration of the illumination device 100 according to the present embodiment will be described with reference to FIGS. 1 to 3.
As shown in FIG. 1B, the lighting device 100 is used by being embedded in an embedding hole 501 formed in a device mounting surface 500 such as a ceiling surface or a wall surface.
The lighting device 100 includes a power supply unit 110, a light source unit 120, and a lighting fixture 130.

<Description of Power Supply Unit 110 and Light Source Unit 120>
The power supply unit 110 includes a power supply device 112, a terminal block 111 for connecting terminals to the power supply device 112, and a power supply unit main body 113 to which the power supply device 112 and the terminal block 111 are attached.
The light source unit 120 includes a heat sink 121, a light source substrate 122, and a light source 123 mounted on the light source substrate 122.

The power supply device 112 supplies power to the light source unit 120 to turn on the light source 123. The power supply device 112 is housed inside the heat sink 121 of the light source unit 120, as shown by the dotted line in FIG.
In addition, as shown by the dotted line in FIG. 1B, the light source substrate 122 is installed at the lower end of the light source unit 120. As shown by the dotted line in FIG. 1B, the light source 123 is mounted on the light source substrate 122 and is arranged so as to face the irradiation direction from the light source opening 143 of the main body 140 shown in FIG. Light is emitted from the direction of irradiation. The heat sink 121 radiates the heat generated by the light source 123.

<Description of the lighting fixture 130>
<Description of main body 140>
The lighting fixture 130 includes a main body 140 and a decorative frame 150.
FIG. 4 is a perspective view of the main body 140 according to the present embodiment as seen from above.
The main body portion 140 has a reflecting portion 141 formed so as to spread from an upper portion to a lower portion, and an opening 144 formed at a lower end portion of the reflecting portion 141 and through which light emitted from the light source 123 passes. The light emitted from the light source 123 arranged in the light source opening 143 is reflected and diffused by the reflecting section 141 and is emitted to the outside from the opening 144.

Further, the main body portion 140 has a collar portion 142 provided on the edge portion of the opening 144. As shown in FIGS. 3A and 3B and FIG. 4, the flange 142 is formed in a circular ring shape so as to protrude outward from the edge of the opening 144. The upper surface of the flange portion 142, that is, the surface in the mounting direction is referred to as an upper surface 421. The lower surface of the collar portion 142, that is, the surface in the irradiation direction is referred to as the lower surface 422.

In addition, a light source opening 143 is formed on the upper portion of the main body 140. A cylindrical rising portion 145 is formed around the light source opening 143.
The light source unit 120 is attached to the rising portion 145 by a fixing member such as a screw (not shown).
The light source 123 of the light source unit 120 attached to the rising portion 145 is arranged in the light source opening 143 so as to face downward. The light from the light source 123 is emitted from the light source opening 143 toward the reflecting section 141 and the opening 144.

<Description of makeup frame 150>
5A and 5B are perspective views of the decorative frame 150 according to the present embodiment as seen from above. FIG. 5A shows a state in which the holding member 155 is along the outer periphery 522 of the recess 152, and FIG. 5B shows the holding member 155 in the recess. It is a figure which shows the state which intersected with the outer periphery 522 of 152.
FIG. 6 is a diagram showing steps (a) to (c) of attaching the decorative frame 150 according to the present embodiment. In FIGS. 6A to 6C, the decorative frame 150 is shown by a cross section.
7A and 7B are diagrams showing a mounting state of the decorative frame 150 according to the present embodiment. FIG. 7A is a state in which the holding member 155 does not hold the collar portion 142, and FIG. 7B is a state in which the holding member 155 is the collar portion. It is a figure showing the state where 142 is held.

The decorative frame 150 is detachably attached to the main body 140 as shown in FIGS. 1 to 3. The decorative frame 150 has a circular ring shape with an opening 151 formed in the center. The decorative frame 150 is attached to the main body 140 so that the opening 151 communicates with the opening 144 of the main body 140.
The decorative frame 150 is specifically formed of wood. Alternatively, the decorative frame 150 may be formed of a synthetic resin having a pattern or color such as a wood grain pattern. Further, the patterns and colors do not have to be woodgrain.

The decorative frame 150 is provided around the opening 151 and includes a mounting surface portion 153 that is mounted on the lower surface 422 of the main body portion 140, and a decorative surface portion 157 on the opposite side of the mounting surface portion 153. As shown in FIG. 1B, the decorative surface portion 157 is a portion that appears on the indoor side of the device mounting surface 500 when the lighting device 100 is mounted on the device mounting surface 500.
As shown in FIG. 1B, in the lighting device 100, the reflection part 141 portion of the main body part 140 is inserted into the embedding hole 501 of the device mounting surface 500. Then, the lighting device 100 is fixed to the edge of the embedding hole 501 by a fixing member included in the main body 140. Although the fixing member included in the main body 140 is not shown, it is specifically a leaf spring. At this time, the collar portion 142 of the main body portion 140 and the decorative frame 150 attached to the collar portion 142 are caught on the edge portion of the embedding hole 501, so that the lighting device 100 is fixed to the embedding hole 501. As described above, when the lighting device 100 is mounted on the device mounting surface 500 such as the ceiling surface, it is possible to provide a highly-designed lighting in which light is emitted from the central opening 151 of the wood-grained decorative frame 150. ..

The decorative frame 150 includes an annular recess 152 provided in the mounting surface 153 along the opening 151. As shown in FIGS. 6A and 6B, the collar portion 142 is housed in the recess portion 152 with the bottom surface 521 of the recess portion 152 and the lower surface 422 of the collar portion 142 in contact with each other.
Further, as shown in FIG. 7A, the decorative frame 150 is a holding member that is provided so as to extend from the mounting surface portion 153 on the outer periphery 522 side of the concave portion 152 to the upper surface 421 of the collar portion 142 housed in the concave portion 152. 155 is provided. The holding member 155 holds the upper surface 421 of the flange 142.

The holding member 155 includes a fixing portion 552 fixed to the mounting surface portion 153 and a holding portion 551 extending from the fixing portion 552 to the upper surface 421. The holding member 155 is made of a metal such as aluminum.
The fixing portion 552 is a through hole through which the screw 156 is inserted. The holding member 155 is attached to the attachment surface portion 153 by screwing the screw 156 penetrating the fixing portion 552 into the attachment surface portion 153.
That is, the holding member 155 is an elongated metal piece having a through hole formed at one end.

As shown in (a) and (b) of FIG. 7, the holding member 155 holds the upper surface 421 from the position P1 holding the upper surface 421 with the fixed portion 552 as a fulcrum and not holding the upper surface 421 along the outer periphery 522 of the recess 152. Rotate to P2. Further, the holding member 155 rotates from the position P2 to the position P1 with the fixed portion 552 as a fulcrum. That is, the holding member 155 is rotatably attached to the attachment surface portion 153.
Further, a bent portion 553 may be formed by bending the tip of the holding portion 551, that is, the other end of the holding member 155 upward so that the operator can easily rotate the holding member 155. The bent portion 553 may be omitted.

The attachment surface portion 153 has a convex portion 154 formed along the outer peripheral edge of the attachment surface portion 153, outside the position where the fixing portion 552 is fixed.
As shown in FIGS. 5A and 5B, the holding member 155 has a mounting surface portion 153 between the concave portion 152 and the convex portion 154 so that the holding portion 551 can rotate on substantially the same plane as the mounting surface portion 153. Attached to.

The procedure for attaching the decorative frame 150 will be described with reference to FIGS.
First, the flange 142 is housed in the recess 152 so that the lower surface 422 of the flange 142 and the bottom surface 521 of the recess 152 are in contact with each other and the opening 144 and the opening 151 are in communication with each other.
6B and FIG. 7B show a state in which the flange portion 142 is housed in the recess 152.
Next, the holding portion 551 of the holding member 155 is rotated in the Q1 direction shown in FIG. 7B. That is, the holding portion 551 of the holding member 155 extends from the position P2 where the upper surface 421 of the flange portion 142 is not held along the outer periphery 522 of the recess 152, and intersects the outer periphery 522 of the recess 152, so that the holding portion 551 of the recess 142 extends. The upper surface 421 is rotated to the position P1 where it is held.
FIG. 6C shows a state in which the holding portion 551 is rotated to the position P1, intersects the outer periphery 522 of the concave portion 152, and holds the upper surface 421 of the collar portion 142.

FIG. 8 is an enlarged view of part A of FIG. In FIG. 8, the decorative frame 150 is shown in cross section.
As shown in FIG. 8, the decorative frame 150 is formed so that the screws 156 do not project upward from the surface R1 formed by the upper ends of the convex portions 154. Therefore, when the lighting device 100 is mounted on the device mounting surface 500, the device mounting surface 500 and the decorative frame 150 do not rattle. Further, the convex portion 154 can prevent the tip portion of the holding portion 551 from rotating to the outside of the decorative frame 150.

In addition, it is preferable that the holding members 155 be arranged at positions at equal intervals on the decorative frame 150. In the present embodiment, as shown in FIG. 3A, three holding members 155 are arranged in the decorative frame 150 at positions at substantially equal intervals.

***Other configurations***
In the present embodiment, three holding members 155 are arranged in the decorative frame 150 at positions at substantially equal intervals, but the number may be other than three. Specifically, any number such as two, four, five, and seven may be provided at positions at substantially equal intervals in the decorative frame 150.

FIG. 9 is a diagram showing a modified example of the lighting device 100 according to the present embodiment, where (a) is a modified example of the mounting position of the holding member 155, and (b) is a modified example of the shape of the decorative frame 150. ..
The holding members 155 may be arranged at opposing positions in the decorative frame 150. In FIG. 9A, the holding member 155 shows a state in which a pair of holding members 155 are arranged at opposing positions in the decorative frame 150. Also in this case, the number of the holding members 155 may be any number such as four, six, and eight instead of two.

Further, in the present embodiment, the decorative frame 150 has a circular ring shape, but it does not have to be circular. FIG. 9B shows a square lighting fixture 130a. As described above, the present embodiment can be applied even if the main body and the decorative frame have a quadrangular ring shape. In addition, the present embodiment can be applied even when the main body portion and the decorative frame have an elliptical shape, a polygonal shape, or an irregular ring shape.

***Explanation of the effect of this embodiment***
As described above, according to the lighting device of the present embodiment, since the decorative frame has the rotatable holding member, it is possible to attach the decorative frame to the flange portion and then rotate and attach the holding member. The frame can be easily attached.

Embodiment 2.
In the present embodiment, differences from the first embodiment will be mainly described.
In the following description, the same components as those described in the first embodiment will be designated by the same reference numerals, and the description thereof will be omitted.

FIG. 10 is a diagram showing a holding state of the holding member 155a and the collar portion 142a according to the present embodiment. In FIG. 10, the decorative frame 150 is shown in cross section.
In this embodiment, the shapes of the holding member 155a and the flange 142a are different from those in the first embodiment.

The collar portion 142a has an inclined portion 423 whose upper surface 421 is inclined upward. In the first embodiment, the flange 142 is formed on the substantially same surface as the surface including the peripheral edge of the opening 144 of the main body 140 so as to protrude from the peripheral edge of the opening 144. The collar portion 142a according to the present embodiment is formed so as to incline upward from the peripheral edge of the opening 144. In FIG. 10, since the collar portion 142a is formed so as to be inclined upward, a gap is formed between the lower surface 422 of the collar portion 142a and the bottom surface 521 of the recess 152. Note that the collar portion 142a itself may be inclined upward, or only the upper surface 421 of the collar portion 142a is inclined so that no gap is formed between the lower surface 422 of the collar portion 142a and the bottom surface 521 of the recess 152. It may be formed.

Further, the holding portion 551 of the holding member 155a has a bent portion 554 that is bent downward and is in contact with the inclined portion 423 while holding the upper surface 421. The bent portion 554 is bent downward so as to come into contact with the inclined portion 423. The bent portion 554 is formed so as to bias downward, and when the holding member 155a sandwiches the collar portion 142a, the bent portion 554 contacts the inclined portion 423, and the biasing force of the bent portion 554 is released. ..

As described above, in the present embodiment, since the inclined portion is formed in the collar portion and the holding member is in contact with the inclined portion, when the holding member is in contact with the inclined portion, the holding member is caught by vibration or the like. There is no danger of the condition being released.

Although the first and second embodiments of the present invention have been described above, two of these embodiments may be combined and implemented. Alternatively, one of these embodiments may be partially implemented. Alternatively, two or more of these embodiments may be partially combined for implementation. In addition, these embodiments may be implemented in whole or in part in any combination.
Note that the above-described embodiments are essentially preferable examples, and are not intended to limit the scope of the present invention, its applications, and uses, and various modifications can be made if necessary. ..

100 lighting device, 110 power supply part, 111 terminal block, 112 power supply device, 113 power supply part main body, 120 light source part, 121 heat sink, 122 light source substrate, 123 light source, 130, 130a lighting fixture, 140 main body part, 141 reflection part, 142 , 142a Collar part, 143 Light source opening, 144 opening, 145 rising part, 421 upper surface, 422 lower surface, 423 inclined part, 150 decorative frame, 151 opening part, 152 concave part, 521 bottom surface, 522 outer circumference, 153 mounting surface part, 154 convex part , 155, 155a holding member, 551 holding portion, 552 fixing portion, 553 bending portion, 554 bending portion, 156 screw, 157 decorative surface portion, 500 device mounting surface, 501 embedding hole, R1 surface, P1, P2 position, Q1 direction.

Claims (6)

A collar provided on the edge of the opening through which the light emitted from the light source passes,
A decorative frame that is attached to a lower surface that is a surface in the irradiation direction of the collar portion, the decorative frame having an opening portion communicating with the opening,
The makeup frame is
An attachment surface portion provided around the opening and attached to the lower surface,
A recess provided along the opening in the mounting surface portion, wherein the bottom portion of the recess and the lower surface are in contact with the flange portion, and a recess.
It is an elongated holding piece that is provided to extend from the mounting surface portion on the outer peripheral side of the recessed portion to the edge side of the opening on the upper surface of the collar portion housed in the recessed portion. With a holding member for holding a point ,
The holding member is
A fixed portion fixed to the mounting surface portion,
A holding portion extending from the fixing portion to the upper surface;
Have
The collar is
The upper surface has an inclined portion that inclines upward,
The holding portion is
A lighting fixture having a bent portion that bends downward and contacts the inclined portion while holding the upper surface . The holding portion is
The luminaire according to claim 1, wherein the lighting unit rotates from the position where the upper surface is held to a position where the upper surface is not held along the outer periphery of the recess, with the fixed portion serving as a fulcrum. The mounting surface is
The luminaire according to claim 1 or 2, further comprising a convex portion formed along an outer peripheral edge of the mounting surface portion outside a position where the fixing portion is fixed. The decorative frame has a ring shape,
The holding member is
The lighting fixture according to any one of claims 1 to 3 , wherein the lighting fixtures are arranged at positions at equal intervals in the decorative frame. The decorative frame has a ring shape,
The holding member is
The lighting fixture according to any one of claims 1 to 3 , which is arranged at a pair of positions facing each other in the decorative frame. A lighting device according to any one of claims 1 to 5 ,
A light source unit attached to the lighting fixture,
A lighting device comprising: a power supply unit that supplies electric power to the light source unit.

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