JP6552216B2 - Light source unit, lighting fixture, and lighting device - Google Patents

Description

  The present invention relates to a light source unit, a lighting fixture, and a lighting device.

  There is a technology for removably attaching a light source unit to a lighting fixture (for example, Patent Documents 1 and 2). When the light source unit is pulled up with a spring after the one side of the light source unit is hooked, a movable space of the translucent cover is required when the light source unit rotates. For this reason, for example, when the lighting fixture is embedded, if the light source unit (translucent cover) is made larger than the size of the lighting fixture, the translucent cover is not attached to the ceiling when the light source unit is rotated. There is a risk that the light source unit can not be pivoted because the light source unit can not be pivoted because the light source unit can not be turned.

JP 2012-226955 A JP 2014-78426 A

  An object of the present invention is to suppress the amount of protrusion from a lighting fixture when mounting a light source unit.

The light source unit of the present invention is
In the light source unit detachably attached to the lighting fixture,
A rectangular plate-like unit plate-like main body;
A light source module disposed on one side of the unit plate-like main body;
A plurality of light source side engaging portions that are attached to the other surface on the opposite side of the one surface along the one side of the rectangular shape and engage with a mating component disposed in the lighting fixture;
A plurality of hooks that are arranged on the other surface along the other side facing the one side and are hooked to a counterpart component arranged in the lighting fixture different from the counterpart component of the light source side engaging portion; It has a plurality of hooking parts that can slide in a first direction from the one surface to the other surface and in a second direction opposite to the first direction.

  The light source unit of the present invention is provided with a plurality of slidable hooks, so that the amount of protrusion from the lighting fixture can be suppressed when mounting.

FIG. 2 is a diagram of Embodiment 1 and a perspective view of a lighting device 100. FIG. In the figure of Embodiment 1, it is an exploded perspective view of the lighting fixture 200 and the light source unit 300. FIG. FIG. 7 is a diagram of the first embodiment and is a top view when the lighting device 100 is viewed from the top surface direction. 4 is a diagram of the first embodiment, and is a four-sided view of the lighting device 100. FIG. FIG. 17 is a perspective view showing the mounting surface of the engagement receiving portion 350 in the light source unit 300 as a diagram of the first embodiment. FIG. 3 is a perspective view of the mounting spring 230 in the first embodiment. The perspective view for demonstrating the hook fixing tool 250 in the figure of Embodiment 1. FIG. FIG. 6 is a diagram of the first embodiment, and is a perspective view of the engagement receiving portion 350. FIG. 6 is a diagram of the first embodiment, and is a perspective view of a hook portion 370. FIG. 9 is a perspective view for explaining the slide of the hook portion 370 in the diagram of the first embodiment. FIG. 7 is a diagram of the first embodiment, showing a state in which the light source unit 300 is hung on a hooking fixture 250 of the lighting fixture 200. FIG. 7 is a diagram of the first embodiment and is a cross-sectional view for explaining a process of attaching the light source unit 300 to the lighting fixture 200. FIG. 3 is a cross-sectional view of the lighting device 100 in the first embodiment. FIG. 5 is a diagram illustrating the design effect of the lighting device 100 according to the first embodiment.

Embodiment 1
The light source unit 300, the lighting fixture 200, and the lighting device 100 according to the present embodiment will be described with reference to FIGS.

<*** Explanation of configuration *****>
As shown in FIG. 1, the lighting apparatus 100 includes a lighting fixture 200 having a square outer shape, and a light source unit 300 attached to the lighting fixture 200.

  The luminaire 200 includes a square instrument plate main body 210, four edge portions 220 formed by bending from four sides of the instrument plate main body 210, and two attached to the instrument plate main body 210. An attachment spring 230, a power supply terminal block 240 that is attached to the instrument plate-like main body 210 and to which a power line drawn from the outside is attached, and two hooking fixtures 250 attached to the edge 220 are provided.

(Lighting equipment 200)
As shown in FIG. 2, the lighting fixture 200 includes a square or square shaped fixture plate-like main body portion 210, four edge portions 220 formed by bending each of the four sides of the fixture plate-like main portion 210, Two attachment springs 230 attached to the instrument plate-shaped main body 210, and a power supply terminal block 240 which is also attached to the instrument plate-like main body 210 and to which a power line (not shown), an electric wire 241, and a connector 400M are attached. And two hook fasteners 250 attached to the edge 220.

(Edge 220)
As shown in FIG. 2, FIG. 11 and FIG. 12, the four edge portions 220 are inclined from the tip of the instrument plate body 210 to the instrument plate body 210 from the tip of the slope 221 It has a rising portion 222 which is bent to be substantially vertical.

(Mounting spring 230)
As shown in FIG. 2, the two attachment springs 230 are attached to the instrument plate-like main body 210 on the edge side facing the edge 220 where the two hooking fixtures 250 are arranged.

(Light source unit 300)
2 and 5, the light source unit 300 includes a unit main body 310, an LED module 320 that is a light source module on which the LEDs 321 are mounted, a power source 330, a translucent cover 340, an engagement receiving portion 350, and two hooks. Part 370. Note that FIG. 5 shows the simplified power supply 330. The LED module 320 is attached to the unit main body 310.
The power supply 330 is attached to the unit body 310 on the side opposite to the side on which the LED module 320 is attached. The translucent cover 340 is attached to the unit body 310 so as to cover the LED module 320. Two hooks 370 are attached to the unit body 310. The engagement receiving portion 350 is attached to the unit body 310 and engages with the mounting spring 230 of the lighting device 200.

(Unit body 310)
As shown in FIG. 5, the unit main body 310 includes a quadrangular or square unit plate-shaped main body portion 311 and four frame portions 312 that are bent substantially vertically from four sides of the unit plate-shaped main body portion 311.

(Mounting spring 230)
As shown in FIG. 6, the attachment spring 230 has an attachment portion 231 attached to the instrument plate-like main body portion 210, has an arc shape, and engages with an opening edge portion 351-1 (described later) of the engagement receiving portion 350. The shape portion 232 has a tip portion 233 hooked to the opening edge 351-1 of the engagement receiving portion 350.

(Hook fixture 250)
As shown in FIG. 7, the hook fixture 250 has a plate-like portion on which a hook tip 374 and a second side 373 (described later) of the hook 370 are hooked. It has a tip 233 which is hooked on the opening edge 351-1 of the engagement receiving portion 350.

(Engagement receiving part 350)
As shown in FIG. 8, the engagement receiving portion 350 has an opening 351, the arc-shaped portion 232 of the attachment spring 230 is inserted, and the arc-shaped portion 232 is an opening edge portion 351-1 of the opening 351. Slide against. The engagement receiving portion 350 is fixed to the unit plate-shaped main body portion 311 by fixing the receiving portion-side mounting portion 352 to the main body side mounting portion 311c formed on the unit plate-shaped main body portion 311 with a screw.

(Hook 370)
As shown in FIG. 9, the hook portion 370 includes a pair of first side portions 371, rising portions 372 rising from the first side portions 371, and rising portions 372 of the first side portions 371. A second side portion 373 extending in the extending direction, end portions of the second side portions 373 are connected, and a hooking tip portion 374 serving as one end portion and a fixed tip portion 375 serving as the other end portion are provided.

  The hook portion 370 of FIG. 9 is formed by bending a wire such as a piano wire. As shown in FIG. 10, a fixing portion 311 a and a slide fixing portion 311 b that slidably fix the hook portion 370 are formed on a unit plate-like main body portion 311 near one frame portion 312 among the four frame portions 312. ing. The fixing portion 311 a slidably supports the hook portion 370 so as to sandwich the first side 371 of the hook portion 370. The slide fixing portion 311 b slidably fixes the hooking portion 370 when the fixing tip portion 375 of the hooking portion 370 enters. When the hook portion 370 is pulled from the fixing portion 311 a and the slide fixing portion 311 b and protruded, the hook tip portion 374 of the hook portion 370 protrudes outward from the frame portion 312.

(Attaching process of light source unit 300 to lighting apparatus 200)
Next, with reference to FIGS. 11-13, the process of attaching the light source unit 300 to the lighting fixture 200 is demonstrated.
(1) First, the operator pulls out the hook portion 370 of the light source unit 300 and hooks the hook portion 370 on the hook fixture 250. At this time, as shown in FIG. 11, the light source unit 300 can be hung from the lighting fixture 200 (the hook fixture 250).
(2) Next, when the engagement receiving portion 350 side of the light source unit 300 is rotated to the lighting fixture 200 side, the upright portion 372 or the second side portion 373 of the hook portion 370 hits the hook fixture 250. When the light source unit 300 is further rotated in this state, since the upright portion 372 hits the hook fixture 250, the hook portion 370 starts to slide.
(3) Thereafter, the operator hooks the tip end portion 233 of the mounting spring 230 on the opening edge 351-1 of the engagement receiving portion 350. At this time, as shown in FIG. 12, the light source unit 300 can be in a temporarily fixed state in which the light source unit 300 is hung on the lighting fixture 200.

  Therefore, in a state where the light source unit 300 is temporarily fixed, the operator can connect the electric wire connector 400M drawn from the power terminal block 240 arranged in the lighting fixture 200 and the electric wire drawn from the power source 330 of the light source unit 300. The connector 400L can be connected. Therefore, the connection between the lighting fixture 200 and the light source unit 300 can be easily performed.

  Next, when the mounting spring 230 side of the light source unit 300 is pushed up, the light source unit 300 can be pulled up to the lighting fixture 200 side by the spring force of the mounting spring 230. At this time, as the hooking portion 370 abuts on the hooking fixture 250 and pushes up the light source unit 300, the hooking portion 370 receives the reaction force from the hooking fixture 250 in the storage direction, and the hooking portion 370 It is slid and stored in the hook fixture 250.

<*** Explanation of effects *****>
Therefore, when the light source unit 300 is pushed up, it is accompanied by a rotation operation, but when the hooking portion 370 slides, the amount of protrusion and the amount of protrusion from the outer portion of the lighting fixture 200 at the corner of the frame portion 312 of the light source unit 300 are reduced. Can be reduced.

  Further, the light source unit 300 is attached to the lighting fixture 200 by a set of the hook portion 370 and the hook fixture 250, a mounting spring 230, and an engagement receiving portion 350. Therefore, the load of the light source unit 300 can be distributed to the set of the hook portion 370, the hook fixing tool 250, the set of the mounting spring 230, and the engagement receiving portion 350. As a result, the load on the attachment spring 230 can be reduced, and the progress of the aging deterioration (spring property deterioration or sag) of the attachment spring 230 due to the load of the light source unit 300 being applied can be delayed.

  In addition, as shown in FIGS. 1, 2, and 4, the inclined portion 221 is provided in the lighting fixture 200, and the plate area of the rectangular plate-like instrument plate main body 210 is smaller than that of the rectangular plate-like unit main body 310. did. Therefore, as shown in FIG. 14, when the lighting device 100 is attached to the ceiling, when the person looks up, the lighting fixture 200 is hidden by the light source unit 300, so that the design of the lighting device 100 can be improved.

  The two engagement receiving portions 350 described in the first embodiment are the light source side engaging portions 600 which engage with the two mounting springs 230 which are counterpart parts. A plurality of light source side engaging portions 600 may be provided, and although two light source side engaging portions 600 are shown in this embodiment, three or four light source side engaging portions 600 may be arranged.

  In the first embodiment described above, the plurality of engagement receiving portions 350 are disposed on one surface of the unit plate-like unit plate-like main portion 311. However, the arrangement of the engagement receiving part 350 and the attachment spring 230 is reversed, that is, the plurality of engagement reception parts 350 are arranged on the instrument plate-like main body part 210 and the attachment spring 230 is arranged on the unit plate-like unit plate-like main part 311. You may arrange in.

  Each of the plurality of attachment springs 230 corresponds to the engagement receiving portion 350, but the number of attachment springs 230 is the same as that of the engagement reception portion 350 and is the same as the number of attachment springs 230.

The LED module 320 according to the first embodiment described above includes the unit plate-like main body portion 311, the light source module, and the plurality of hook portions 500. The unit plate-like main portion 311 is in the form of a square plate. The LED module 320 which is the LED module 320 is disposed on one surface of the unit plate-like main body 311.
An engagement receiving portion 350, which is two light source side engagement portions 600, is a counterpart component that is attached to the other surface opposite to the one surface along the one side of the rectangular shape and disposed on the lighting fixture 200. Engage with some mounting spring 230.
The hooking portions 370 that are the plurality of hooking portions 500 are disposed on the other surface along the other side opposite to the one side, and are hooked on a mating component different from the mating component of the light source side engaging portion 600. The hook portion 370 is slidable in a first direction from the one side to the other side and in a second direction opposite to the first direction.

  When the hooking portion 370 that is the hooking portion 500 slides in the first direction, a part of the hooking portion 370 protrudes outward from the other side of the unit plate-like main body portion 311 in the first direction.

  In the lighting fixture 200, the inclined portion 221 rises diagonally from the four sides of the fixture plate-like main body 210, thereby forming a rectangular opening having a shape in which the fixture plate-like main portion 210 is enlarged and projected by the rising end. The attachment spring 230, which is the instrument side engaging part 700, is disposed along one side of the instrument plate-like main body part 210, and engages with an engagement receiving part 350 that is a counterpart part disposed in the light source unit 300. The hook fixture 250 that is the hook portion 500 is disposed on the inclined portion 221 that rises from the other side opposite to the one side among the inclined portions 221 that rise from the four sides. The hook portion 370 that is the hook portion 500 of the light source unit 300 is hooked. It is hung.

  As shown in FIGS. 1, 3, 4 (a), 13, and the like, in the lighting device 100 of the first embodiment, the light source unit 300 includes the unit plate-shaped unit plate-shaped main body 311 and the lighting device 200. It is attached to the lighting fixture 200 in such a state that it is parallel to the fixture plate-like main body portion 210, the fixture plate-like main body portion 210 is on the top, and the unit plate-like unit plate-like main body portion 311 is on the bottom. . The light source unit 300 is larger in size in the horizontal direction, which is a direction perpendicular to the vertical direction, than the lighting fixture 200 in the above-mentioned arrangement state.

  DESCRIPTION OF SYMBOLS 100 Lighting apparatus, 200 Lighting fixture, 210 Apparatus plate-shaped main-body part, 220 Edge part, 221 Inclination part, 222 Upright part, 222a Hook hole, 230 Mounting spring, 240 Power supply terminal block, 250 Hook fixture, 300 Light source unit, 310 Unit main body, 311 unit plate-shaped main body portion, 311a, 311b fixing portion, 312 frame portion, 312a hooking claw portion, 320 LED module, 330 power source, 340 translucent cover, 350 engagement receiving portion, 370 hooking portion, 400a, 400b connector, 500 hooking portion, 600 light source side engaging portion, 600 light source side engaging portion, 700 instrument side engaging portion, 800 instrument side hooking portion.

Claims (5)

In the light source unit detachably attached to the lighting fixture,
A rectangular plate-like unit plate-like main body;
A light source module disposed on one side of the unit plate-like main body;
A plurality of light source side engaging portions that are attached to the other surface opposite to the one surface along the one side of the quadrangular shape and engage with a first counterpart component disposed on the lighting fixture;
Are arranged along the other side opposite to the one side to the other surface, said different from the first mating component, a plurality of hooking portions to be hooked to the second mating component, the other side from the one side A plurality of hooks which are slidable in a first direction toward the head and a second direction opposite to the first direction;
The plurality of light source side engaging portions are
The plurality of hooks are pulled by the first mating component based on elastic force from the state before the completion of the mounting to the lighting fixture being hooked on the second mating component,
The plurality of hooks are
The light source unit which slides in the second direction from the state before the completion of the installation to the completion of the installation. The hook is
2. The light source unit according to claim 1, wherein when sliding in the first direction, a portion of the unit plate-like main body protrudes outward in the first direction from the other side thereof. In a luminaire to which a light source unit having a slidable hook is removably attached,
A plate-shaped instrument plate-shaped main body that forms a square;
An inclined part that forms a square-shaped opening in a shape that is an enlarged projection of the instrument plate-like main body part by rising ends by rising obliquely from the four sides of the instrument plate-like main body part, and
A plurality of appliance side engaging parts disposed along one side of the appliance plate-like main body and engaged with counterpart parts disposed in the light source unit;
Among the inclined parts rising from the four sides, arranged on the inclined part rising from the other side facing the one side, and provided with an instrument side hook part on which the hook part of the light source unit is hooked,
The plurality of instrument side engaging portions are:
Toward the mounting completion from the fully applied before the state of the light source unit in which the hook portion is hooked on the instrument side hook, pulling on the basis of the previous SL mating component to the elastic force,
The instrument side hook is
The lighting fixture which slides the said hook part in the direction which goes to the said one side from the said other side from the state before the completion of the said installation to the said installation completion. The light source unit according to claim 1;
A lighting device comprising: the lighting fixture according to claim 3. Before Symbol light source unit,
Arrangement so that the unit plate-like main body portion is parallel to the appliance plate-like main body portion of the lighting fixture, the appliance plate-like main body portion is on the top, and the unit plate-like main body portion is on the bottom. Attached to the luminaire in a state,
The light source unit is
The lighting device according to claim 4, wherein a horizontal size in a direction perpendicular to the vertical direction in the arrangement state is larger than that of the lighting device.

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