JP7253870B2 - Lighting fixtures and lighting devices - Google Patents

Description

The present invention relates to lighting fixtures using solid-state light-emitting devices such as light-emitting diodes and lighting devices using the lighting fixtures.

Conventionally, for example, there is a lighting fixture in which a substrate on which a light emitting element is mounted is attached to an attachment member without using screws (for example, Patent Document 1).

JP 2014-116299 A

However, in the prior art, a through-hole remains in the mounting member to which the substrate is mounted, and relics such as dust and insects may enter the inside of the cover.

SUMMARY OF THE INVENTION An object of the present invention is to provide a simple structure for closing an opening formed in a support member for mounting a power supply device when the power supply device is attached to the support member.

The luminaire of this invention is
a support member;
a light emitting element arranged on one side of the support member;
a power supply device attached to the other side of the support member, which is the back side of the one side,
The power supply device
attached to the other surface side by one engaging structure and one fixing structure;
The engaging structure is
A support-side engagement portion provided on the support member, and a power supply-side engagement portion provided on the power supply device and inserted into the support-side engagement portion.

ADVANTAGE OF THE INVENTION According to this invention, when attaching a power supply device to a support member, the simple structure which close|closes the opening formed in the support member for attachment of a power supply device can be provided.

1 is a diagram of Embodiment 1 and is a perspective view of a lighting device; FIG. FIG. 2 is a diagram of the first embodiment, and is an assembly perspective view of the lighting device; FIG. 2 is a diagram of the first embodiment, and is a perspective view of the lighting fixture; It is a view of Embodiment 1, which is a five-sided view of the lighting fixture, (a) is a rear view, (b) is a top view, (c) is a front view, (d) is a bottom view, and (e) is a transparent view. A bottom view with the optical cover removed. A view of the first embodiment, which is a cross-sectional view of the lighting device, and is a cross-sectional view taken along the line AA of FIG. 4(a). FIG. 2 is an exploded perspective view of the first embodiment for explaining main parts of the lighting fixture; FIG. 3 is a diagram of Embodiment 1 and is a diagram for explaining attachment of a lighting fixture; FIG. 2 is a view of the first embodiment, and is a partially enlarged view of the lighting fixture; Fig. 2 is a diagram of the first embodiment, and is a perspective view of a spring; FIG. 10 is a diagram of the first embodiment, and is a perspective view of a connector; FIG. 10 is a diagram of the first embodiment, and is a perspective view of a connector; Fig. 6 is a view of the first embodiment, and is a six-sided view of the connector; 4A is a cross-sectional view taken along the line BB in FIG. 4B, and FIG. 4B is a cross-sectional view taken along the line CC in FIG. Cross section. 4 is a perspective view of a connector according to a modification of Embodiment 1; FIG. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a view of the first embodiment, and is a perspective view for explaining the attachment of the power supply device, (a) is a view seen from the side of a screw fixing portion that is a fixing structure, and (b) is a power supply engaging structure that is an engaging structure; View from the joint side. 16A and 16B are views for explaining the attachment of the power supply device according to the first embodiment, FIG. 16A being a top view, and FIG. It is a figure of Embodiment 1 and is a figure explaining assembly of a screw with a pedestal, (a) is a figure before attachment of a screw with a pedestal, and (b) is a figure after attachment of a screw with a pedestal. FIG. 3 is a diagram of Embodiment 1 and is a diagram for explaining assembly of the power supply device; FIG. 10 is a view of the first embodiment, and is a perspective view of a screw with a pedestal; 17A is a sectional view taken along line EE in FIG. 15B, and FIG. 17B is a sectional view taken along line GG in FIG. 17B. FIG. , (c) is a cross-sectional view taken along the line HH in (b) of FIG. FIG. 4 is a view of the first embodiment and is a view for explaining a region where a plurality of mounting holes are present; FIG. 3 is a diagram of Embodiment 1 and is a diagram for explaining the width of a substrate;

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. In the drawings below, the size relationship of each component may differ from the actual size. In addition, in the description of the embodiments, when directions or positions such as up, down, left, right, front, back, front, and back are indicated, those notations are described as such for convenience of explanation. and does not limit the placement and orientation of any device, instrument, or component.

In the following description, the direction of the construction portion 700 to which the illumination device 600 is attached is the mounting direction or upward, and the irradiation direction of the light source is downward.

Also, in the following description, the longitudinal direction is a specific example of the first direction, and the lateral direction is a specific example of the second direction perpendicular to the first direction.

Embodiment 1.
*** Configuration description ***
An outline of lighting device 600 according to the first embodiment will be described with reference to FIGS. 1 to 9. FIG.
FIG. 1 is a perspective view of a lighting device 600. FIG.
FIG. 2 is an assembly perspective view of the illumination device 600. FIG.
FIG. 3 is a perspective view of the lighting device 2. FIG.
4 is a five-sided view of the lighting device 2, (a) is a rear view, (b) is a top view, (c) is a front view, (d) is a bottom view, and (e) is a light-transmitting cover. FIG. 4 is a bottom view with the parts removed;
FIG. 5 is a cross-sectional view of the lighting device 2, and is a cross-sectional view taken along line AA of FIG. 4(a).
FIG. 6 is an exploded perspective view illustrating the main parts of the lighting device 2. As shown in FIG.
7A and 7B are diagrams for explaining the attachment of the lighting device 2. FIG.
FIG. 8 is a partially enlarged view of the lighting device 1. FIG.
FIG. 9 is a perspective view of a spring, which is the instrument-side connector 11. FIG.

<Description of lighting device 600>
As shown in FIGS. 1 and 2, lighting device 600 has lighting fixture 1 and lighting fixture 2 .
As shown in FIG. 1, the longitudinal direction and the lateral direction of the illumination device 600 are defined as the longitudinal direction X and the lateral direction Y, respectively.
The longitudinal direction and lateral direction of the lighting device 1 and the lateral direction of the lighting device 2 are also referred to as the longitudinal direction X and the lateral direction Y, respectively.
The lighting device 600 is a lighting device that is attached to a building portion 700 such as a ceiling or a wall, and is an elongated lighting device that extends in the longitudinal direction. The illumination device 600 is also referred to as a light source integrated LED base light.
A lighting device 600 has a lighting fixture 2 and a lighting fixture 1 to which the lighting fixture 2 is detachably attached.
The lighting device 600 shown in the figure is a so-called "inverted Fuji type" that is directly attached to the ceiling, but may be a "trough type", a "shaded type", a "bottom open type", or a "recessed type".
Also, a “connection type” in which a plurality of lighting devices 600 are connected may be used.

<Description of Lighting Fixture 1>
As shown in FIG. 2 , the lighting fixture 1 has a fixture body 10 .

<Description of Instrument Main Body 10>
As shown in FIG. 2 , the instrument body 10 has an exterior main portion 101 and a unit mounting portion 102 .
The instrument main body 10 is formed by bending a sheet metal.
The unit attachment portion 102 is a portion that serves as a storage portion that stores the lighting device 2, and is also called a storage portion.
The unit attachment part 102 attaches the lighting fixture 2 so that attachment or detachment is possible.
The unit attachment portion 102 has a bottom portion 103 and a peripheral portion 104 .
The instrument body 10 has instrument ends 105 on both sides.
The bottom surface portion 103 is a plate extending in the longitudinal direction of the unit attachment portion 102 .
On the bottom portion 103, two appliance-side couplers 11 and an appliance power supply wire 12 connected to a power supply are installed.
The peripheral surface portion 104 is a wall that rises from both ends of the bottom surface portion 103 in the width direction as base ends.
The instrument end portion 105 is attached to the instrument body 10 so as to close the end surface of the instrument body 10 .

<Description of the instrument side connector 11>
The instrument-side coupler 11 is a mounting spring, preferably a leaf spring.
FIG. 8 shows a state in which the leaf spring, which is the instrument-side connector 11 , is attached to the bottom surface 103 , and the leaf spring is fixed to the bottom surface 103 with screws 14 .
The fixture-side coupler 11 is arranged at a position corresponding to a unit-side coupler 46 included in the lighting fixture 2, which will be described later.
The fixture-side coupler 11 is a leaf spring that engages with the unit-side coupler 46 included in the lighting fixture 2 .
As shown in FIG. 9 , the leaf spring that is the instrument-side connector 11 has a spring fixing portion 110 , a screw insertion hole 111 , a spring main portion 112 and a spring tip portion 113 .

<Description of instrument power wire 12>
The fixture power wire 12 is a power wire wired to the lighting fixture 1 .
The instrument power wire 12 has an instrument-side connector 13 .

<Description of lighting fixture 2>
The lighting fixture 2 is sometimes called a light source unit or a light source device.
As shown in FIG. 2 , the lighting fixture 2 has an outer shell 20 , a light emitting module 30 and a power supply device 40 .
The power supply device 40 may also be called a power supply unit.

<Explanation of outer shell part 20>
The shell part 20 is a shell that covers the light emitting module 30 .
As shown in FIG. 6 , the outer shell 20 has a translucent cover 21 , an end cover 22 and a support member 23 .
The translucent cover 21 is the first outer portion of the outer portion 20 .
Translucent cover 21 is attached to support member 23 so as to cover substrate 34 .
The end cover 22 is the second shell of the shell 20 .
The support member 23 is the third shell portion of the shell portion 20 .

<Description of Translucent Cover 21>
As shown in FIG. 6 , the translucent cover 21 has a cover main portion 210 , a cover side portion 211 , a cover engaging portion 212 and a cover holding portion 213 .
The cover main portion 210 is a front translucent portion.
The cover side portion 211 is a side translucent portion.
The cover engaging portion 212 is a portion to be fitted with the support member 23 .
The cover holding portion 213 is a portion that holds the support member 23 .

The cover main portion 210 is located on the entire surface of the translucent cover 21 and is a portion facing the substrate 34 .
The cover side portion 211 is a portion corresponding to the side portion of the translucent cover 21 .
The cover engaging portion 212 is a portion protruding from the cover side portion 211 in the mounting direction.
The cover engaging portion 212 engages the side portion 248 of the support member 23 to attach the translucent cover 21 to the support member 23 .

As shown in FIG. 5 , the translucent cover 21 is attached to the support member 23 so as to cover the light emitting modules 30 attached to the support member 23 .
The translucent cover 21 is attached to the support member 23 with the cover engaging portion 212 covering the distal end portion of the side portion 248 of the support member 23 .

<Explanation of end cover 22>
As shown in FIG. 6, the end cover 22 has an end face portion 220 and a peripheral portion 221 .

<Explanation of Supporting Member 23>
The support member 23 is a mounting member, a pedestal, and a heat sink.
As shown in FIG. 6, the support member 23 extends in the longitudinal direction and has a U-shaped cross section.
The support member 23 has a plate-shaped main portion 230 that serves as an attachment portion.
The main portion 230 has a first surface portion 231 and a second surface portion 232 .
The first surface portion 231 is a substrate attachment surface portion to which the light emitting module 30 is attached. The first surface portion 231 is one surface of the main portion 230 and is the irradiation side surface.
As shown in FIG. 3, the second surface portion 232 is a mounting surface portion for the power supply device 40, the unit-side power wire 42, the unit-side connector 46, and other accessory devices that are arranged parts, and is a power supply mounting surface portion. The second surface portion 232 is the other surface of the main portion 230, that is, the surface on the back side of the first surface portion 231, which is one surface, and is the surface on the instrument side.

A pair of side portions 248 are formed on both sides of the main portion 230 .
The side portion 248 rises toward the bottom portion 103 of the unit mounting portion 102 of the lighting device 1 in a state where the lighting device 2 is attached to the lighting device 1 .
A distal end portion of the side portion 248 is an engaging portion that is fitted with the cover engaging portion 212 .

<Description of Light Emitting Module 30>
As shown in FIG. 6, the light emitting module 30 has a light emitting element 31, a circuit component 32 ((e) in FIG. 4), a substrate connector 33 (not shown), and a substrate .
The light emitting element 31 is preferably an LED. The light emitting element 31 may be a light emitting element such as an organic EL or a laser.
The substrate 34 has a mounting surface 340 and a non-mounting surface 341 .
The mounting surface 340 is the surface of the light emitting module 30 and the surface on which the light emitting element 31 is mounted. The mounting surface 340 is a highly reflective surface.
The non-mounting surface 341 is the back surface of the light-emitting module 30 , a bonding surface with the first surface portion 231 of the supporting member 23 , and a heat transfer surface to the supporting member 23 .

<Description of power supply device 40 and power supply-related components>
As shown in FIG. 3 , the power supply device 40 is attached to one side of the main portion 230 from the center in the longitudinal direction.
The power supply device 40 may be attached to the center of the main portion 230 in the longitudinal direction.

As shown in FIGS. 3 and 4 , the lighting fixture 2 has a unit-side power wire 42 , a unit-side connector 43 , a feeder wire 44 , a wire clamp 48 and a wire holder 49 .
The unit-side power supply wire 42 connects the power supply device 40 and the terminal block 41 .
The unit-side connector 43 is installed at the end of the unit-side power wire 42 .

As shown in FIG. 3 , the power supply wire member 44 is fixed at the end of the lighting fixture 2 by a wire holder 48 arranged on the second surface portion 232 of the support member 23 .
The power supply wire member 44 is folded back into a U shape by the wire holder 48 and wired to the mounting surface 340 of the substrate 34 attached to the first surface portion 231 of the support member 23 .
A power supply connector (not shown) of the power supply wire 44 and the board connector 33 of the light emitting module 30 are connected on the mounting surface 340 of the board 34 .
In this way, it is possible to supply power to the substrate 34 .

As shown in FIG. 3 , the lighting device 2 has a unit side connector 46 .
The unit-side coupler 46 is a unit-side coupler, a unit-side fitting, and a spring receiving fitting.
The two unit-side couplers 46 are attached to both ends of the main portion 230 in the longitudinal direction.
The unit-side connector 46 engages with the fixture-side connector 11 included in the lighting fixture 1 to fix the lighting fixture 2 to the lighting fixture 1 .

As shown in FIG. 6, the lighting fixture 2 has a wire holder 48 .
The wire holder 48 is also called a wire holding member, wire holding device, wire holding device, or harness clamp.

<Explanation of Construction Method of Lighting Device 600>
A method for attaching the lighting device 2 to the lighting device 1 will be described with reference to FIG.
First, the lighting fixture 1 is attached to the ceiling which is the construction part 700 .
Methods for attaching the lighting fixture 1 to the ceiling include a method of fixing it to a suspension bolt suspended from the ceiling, or a method of fixing it directly to the ceiling with a fastener such as a screw.
When the lighting fixture 1 is attached to the construction part 700, the power supply wire pulled out from the ceiling, that is, the F cable is drawn into the unit mounting part 102 of the lighting fixture 1 and connected to the fixture side connector 13 of the fixture power wire 12 via the terminal block. Connecting.
Next, as shown in FIG. 7, the device-side connector 11, which is a leaf spring, is engaged with the unit-side connector 46 of the lighting device 2. Next, as shown in FIG.
Specifically, the spring main portion 112 of the instrument side connector 11 is passed through the through hole 462 of the unit side connector 46 .
At this time, work such as connecting the fixture power wire 12 of the lighting fixture 1 and the unit side power wire 42 of the lighting fixture 2 is performed in a state where a work space exists between the lighting fixtures 2 and 1. .
After that, the lighting fixture 2 is pushed up toward the lighting fixture 1, and the lighting fixture 2 is attached to the lighting fixture 1. - 特許庁

The unit-side coupler 46 will be described in detail with reference to FIGS. 10 to 13. FIG.
FIG. 10 is a perspective view of the unit-side coupler 46 from above.
FIG. 11 is a perspective view of the unit-side coupler 46 from below.
12A and 12B are six views of the unit-side connector 46. FIG.
13A and 13B are cross-sectional views showing the attachment of the unit-side connector 46, where (a) is a cross-sectional view taken along line BB in FIG. 4B, and FIG. 13B is a cross-sectional view taken along line CC in FIG. 4B. .

<Structure of Unit Side Connector 46>
As shown in FIG. 10 , the unit-side connector 46 includes a spring insertion portion 460 , a fixing plate portion 463 , a side plate portion 465 , an upper end portion 466 , an arrangement plate portion 467 , an insertion portion 468 , a pressing portion 469 , an engaging portion 470 . have
The spring insertion portion 460 has a main plate portion 461 , and a through hole 462 is formed in the main plate portion 461 .
The spring main portion 112 of the plate spring, which is the instrument-side connector 11 , is inserted into the through hole 462 .
A screw hole 464 is formed in the fixing plate portion 463 .

<Configuration of Supporting Member 23>
As shown in FIG. 10, the support member 23 is formed with a coupler fixing portion 234 for attaching the unit-side coupler 46 and two engagement openings 238 .
A flat ring-shaped connecting portion placement portion 235 is formed at the top of the connecting tool fixing portion 234, and a screw hole 237 is formed in the center thereof.
The connector fixing portion 234 may be formed by drawing.

<Attachment of unit-side connector 46>
The screw hole 464 provided in the fixing plate portion 463 of the unit side connector 46 is not provided with a screw groove, and the screw hole 237 of the support member 23 is provided with a screw groove for screwing the screw 51 .
The unit side connector 46 is attached to the support member 23 as follows.
A pair of insertion portions 468 are inserted into the respective engagement openings 238, and the fixing plate portion 463 is arranged in the connecting portion arrangement portion 235 so that the screw holes 464 and the screw holes 237 communicate with each other.
Then, the screw 51 is inserted into the screw hole 464 and the screw hole 237 and screwed.
The screw hole 237 is closed with the screw 51 .
Also, the engagement opening 238 is closed by the arrangement plate portion 467 .

<Modified Example of Unit Side Connector 46>
FIG. 14 is a perspective view of a unit-side connector 46a that is a modification of the unit-side connector 46. As shown in FIG.
The unit-side coupler 46a is different from the unit-side coupler 46 in that the mounting direction of the screw 51 is 180 degrees opposite.
The screw hole 237a of the unit-side coupler 46a is not provided with a screw groove, and the screw hole 464a is provided with a screw groove for the screw 51. As shown in FIG. The unit-side coupler 46a has the same configuration as the unit-side coupler 46, except for the difference in screw groove.
In the case of the unit-side coupler 46a, similarly to the unit-side coupler 46, after the unit-side coupler 46a is attached to the support member 23, the screw hole 237a is closed by the screw 51, and the engagement opening 238 is closed by the arrangement plate. It is blocked by the portion 467 .

<Regarding Closure of Through-holes or Non-through-holes Formed in Supporting Member 23>
As shown in FIGS. 13(a) and 13(b), screws 51, which are through holes formed in the support member 23 and are fixing members for fixing the unit side connector 46 to the support member 23, are screwed, Alternatively, the screw holes 237 and 237a through which the screws 51 are inserted are completely closed by the screws 51 themselves.
A concave portion 236 formed in the first surface portion 231 of the support member 23 to form the connector fixing portion 234 is completely closed by the substrate 34 .
That is, the width W<b>1 of the substrate 34 and the length of the substrate 34 in the longitudinal direction X can block the opening formed in the first surface portion 231 by the recess 236 .
Regarding the width W1, if the width of the opening formed in the first surface portion 231 by the concave portion 236 is the width W2, then
W1 > W2
is.
The substrate 34 is adhered and fixed to the first surface portion 231 of the support member 23 even in the vicinity of the connector fixing portion 234, so that the substrate 34 does not peel off.
A through hole or a non-through hole, which is a hole formed in the support member 23 , is provided substantially in the center of the support member 23 in the second direction (transverse direction Y) of the support member 23 .
Since it is not provided over a wide range in the lateral direction Y, the width of the substrate 34 required for closing the opening on the first surface portion 231 based on the formation of the concave portion 236, which is a non-through hole, can be reduced. Therefore, the material cost of the substrate 34 can be reduced, and the weight of the lighting device 2 can be reduced.

The power supply device 40 will be described in detail with reference to FIGS. 15 to 20. FIG.
FIG. 15 is a perspective view for explaining attachment of the power supply device 40.
(a) is a view seen from the side of the screw fixing portion, which is a fixing structure;
(b) is a view seen from the side of the power engaging portion, which is the engaging structure.
FIG. 16 is a diagram for explaining the attachment of the power supply device 40.
(a) is a top view,
16(b) is a cross-sectional view taken along the line FF in FIG. 16(a).
FIG. 17 is a diagram for explaining the assembly of the base screw 52.
(a) is a view before mounting the base screw 52;
(b) is a view after the mounting screws 52 are attached.
18A and 18B are diagrams for explaining the assembly of the power supply device 40. FIG.
FIG. 19 is a perspective view of the pedestal screw 52. FIG.
FIG. 20 is an installation cross-sectional view of the power supply device 40,
(a) is an EE cross-sectional view in (b) of FIG. 15;
(b) is a GG cross-sectional view in (b) of FIG. 17;
17(c) is a cross-sectional view taken along the line HH in FIG. 17(b).

<Configuration of Power Supply Device 40>
The power supply device 40 has a first housing 404 as a base cover and a second housing 410 as a top cover.
The first housing 404 has a housing bottom portion 405 that is a housing bottom portion, a housing side portion 406 that is a housing side portion, and a housing engaging portion 407 that is a housing engaging piece.
The housing engaging portion 407 is a power supply side engaging portion.
A screw insertion hole 408 is formed in the housing bottom 405 .
The second housing 410 has a housing cover portion 411 that is a housing top surface portion and a housing peripheral portion 412 that is a housing peripheral surface portion.
The power supply device 40 also has a power supply circuit component 401 , a power supply connector 402 , and a power supply connector 403 .

<Configuration of Supporting Member 23>
As shown in FIG. 17, the support member 23 is formed with a support side engaging portion 240 and an engaging piece portion 244 .
The support-side engaging portion 240 is a cut portion formed by a cut and squeeze process.
The support side engaging portion 240 engages with the housing engaging portion 407, which is the power source side engaging portion.
The engaging piece portion 244 is a cut-and-raised portion formed by a cut-and-raise process.
The housing bottom portion 405 is fixed to the engagement piece portion 244 via the base screw 52 .
The main portion 230 of the support member 23 is formed with a screw fixing portion 243 (FIG. 17(a)).
The screw fixing portion 243 has an engaging piece portion 244 and a fixing convex portion 246 .
In addition, a power supply placement protrusion 247 (FIG. 17) is formed on the second surface portion 232 , and the power supply device 40 is placed on the power supply placement protrusion 247 .

<Screw with pedestal 52>
As shown in FIG. 19 , the base screw 52 has a base portion 521 and a screw portion 523 .
A fixing hole 522 and a slit 524 are formed in the base portion 521 .

<Installation of the power supply device 40>
A method of attaching the power supply device 40 to the support member 23 will be described.
As shown in FIG. 17 , first, the base screw 52 is attached to the engaging piece 244 .
The pedestal portion 521 is inserted into the engaging piece portion 244 from the slit 524 side of the pedestal screw 52 .
At this time, the fixing convex portion 246 formed on the second surface portion 232 is fitted into the fixing hole 522, so that the screw 52 with the base is temporarily fixed.
Next, as shown in (a) of FIG. 18 , the housing engaging portion 407 is inserted into the supporting side engaging portion 240 .
Next, as shown in (b) of FIG. 18 , the screw portion 523 is passed through the screw insertion hole 408 .
Next, as shown in (c) of FIG. 18, the threaded portion 523 is stopped by the nut 53.
As described above, the power supply device 40 is attached to the support member 23 in the manner shown in (a) to (c) of FIG. 18 .

<Regarding the support side engaging portion 240>
Since the supporting-side engaging portion 240 has a bag-like shape with an opening only on one side, it has excellent strength against impact, and the power supply device 40 can be reliably and continuously engaged even at a point.
The support-side engaging portion 240 may be formed by cutting and squeezing, or may adopt a so-called bridge shape in which both sides in the longitudinal direction X are open.
By inserting the housing engaging portion 407 of the power supply device 40 into the insertion hole 241 of the support-side engaging portion 240 in the longitudinal direction X, the power supply device 40 is engaged with the support member 23, and the insertion hole 241 is engaged with the housing. It is closed by the joining portion 407 .
A cut hole 242 , which is a through hole formed in the support member 23 to form the support side engaging portion 240 , is completely closed by the substrate 34 .
That is, in FIG. 20(a),
The relationship between the width W1 of the substrate 34 and the width W3 of the opening formed in the first surface portion 231 along with the formation of the support side engaging portion 240 is
W1>W3,
is.
The substrate 34 is adhered and fixed to the first surface portion 231 of the support member 23 even in the vicinity of the support-side engaging portion 240, so that it does not peel off.
Only one hole, which is a through hole or a non-through hole, is formed in the support member 23 by squeezing in the support-side engaging portion 240, and is provided substantially in the center of the support member 23 in the second direction (transverse direction Y). It is
Therefore, since they are not provided in a wide range in the lateral direction, the width of the substrate 34 required to block these holes can be reduced.
Therefore, the material cost of the substrate 34 can be reduced, and the weight of the lighting device 2 can be reduced.

<Screw fixing portion 243>
As shown in (a) of FIG. 17 , the screw fixing portion 243 has an engaging piece portion 244 and a fixing convex portion 246 .
The pedestal screw 52 attached to the screw fixing portion 243 can be provided with a screw for fixing the power supply device 40 without special processing such as screw embedding processing in a large supporting member.
As described above, the screw fixing portion 243 includes the engaging piece portion 244 that engages so as to hold the entire pedestal portion 521 of the pedestal screw 52 and the fixing hole 522 that is provided in the pedestal portion 521 so as to be attached to the pedestal. It consists of a fixing protrusion 246 that restricts the movement of the screw 52 in the insertion direction.

A cut-out hole 245 , which is a through hole formed in the support member 23 for forming the screw fixing portion 243 , is completely closed by the substrate 34 .
That is, in FIG. 20(b),
The relationship between the width W1 of the substrate 34 and the width W4 of the opening formed in the first surface portion 231 along with the formation of the cut-out hole 245 is
W1>W4,
is.

The substrate 34 is adhesively fixed to the first surface portion 231 of the support member 23 even in the vicinity of the screw fixing portion 243 so as not to be peeled off.
That is, in FIG. 20(c),
The relationship between the width W1 of the substrate 34 and the width W5 of the opening near the screw fixing portion 243 formed in the first surface portion 231 as the cut-out hole 245 is formed is as follows.
W1>W5,
is.

As shown in FIGS. 20(a) to 20(c), through holes or non-through holes formed in the support member 23 by cutting and raising work are arranged in the second direction (lateral direction Y) of the support member 23. It is provided only at one place substantially in the center. Therefore, since they are not provided over a wide range in the lateral direction Y, the width of the substrate 34 required to block these holes can be reduced. Therefore, the material cost of the substrate 34 can be reduced, and the weight of the lighting device 2 can be reduced.

***Summary of features of the first embodiment***
<First feature>
A first feature of the first embodiment resides in a configuration in which openings formed in support member 23 are closed in order to attach unit side connector 46 and power supply device 40 to support member 23 .

As shown in FIGS. 3 and 4 , the lighting device 2 includes a support member 23 , a light emitting element 31 arranged on the side of a first surface portion 231 that is one surface of the support member 23 , and The power supply device 40 and the unit side connector 46, which are the arrangement parts 940 arranged on the side of the second surface portion 232, which is the other surface, are provided.
The support member 23 is formed with an attachment opening 920 for attachment of the arrangement component 940 .
Here, the mounting openings 920 for mounting the arrangement part 940 are the screw holes 237 , the engaging openings 238 , the cut holes 242 and the cut holes 245 .
In the luminaire 2 , the attachment opening 920 is at least partially closed by attaching the power supply device 40 and the unit-side connector 46 , which are the arrangement parts 940 , to the support member 23 .

In the luminaire 2 , the attachment opening 920 is at least partially closed by the attachment member 910 that attaches the arrangement component 940 to the second surface portion 232 .
Here, the mounting member 910 is the screw 9, the arrangement plate portion 467 of the unit side connector 46, the housing engaging portion 407 which is the power supply side engaging portion, and the screw 52 with the base.

In the luminaire 2, the attachment opening 920 may be closed by attaching the arrangement component 940 to the support member 23 and by attaching the light emitting module 30, which is the light emitting element substrate 930, to the support member 23. good.
For example, in FIG. 20, the cutout hole 242 is closed by the combination of the housing engaging portion 407 used to mount the power supply 40 and the substrate 34 .

<Second feature>
A second feature of the first embodiment lies in the mounting structure of power supply device 40 to support member 23 .

As shown in FIGS. 3 and 4, the lighting device 2 includes a support member 23, a light emitting element 31 arranged on the first surface portion 231 side of the support member 23, and a second surface portion 232 on the back side of the first surface portion 231. and a power supply device 40 attached to the side of the device.
In the lighting device 2 , the power supply device 40 is attached to the second surface portion 232 by an engagement structure portion 950 at one location and a fixing structure portion 960 at one location.
One engagement structure portion 950 is a set of the support-side engagement portion 240 and the housing engagement portion 407, as shown in FIG.
That is, the engagement structure portion 950 is inserted into the support-side engagement portion 240 that is the support-side engagement portion 951 provided on the support member 23 and the support-side engagement portion 240 provided on the power supply device 40 . and housing engaging portion 407

As shown in FIGS. 17 and 18, in the lighting fixture 2, the support-side engaging portion 240 is cut and raised from the first surface portion 231 toward the second surface portion 232 and has an internal space 951A (FIG. 20). 951B (FIG. 18).
The housing engaging portion 407 is inserted into the internal space 951A.
Although the support-side engaging portion 240 of the first embodiment is a cut and drawn portion, the cut and drawn portion is also a cut-and-raised portion in a broad sense.

The support member 23 is formed with a cut-and-raised hole 242, which is an attachment opening 920, due to the cut-and-raised support-side engaging portion 240, which is the cut-and-raised portion 951B.
The cut hole 242 is closed by the light emitting module 30, which is the light emitting element substrate 930, as shown in FIG.

<Third feature>
A third feature of the first embodiment resides in holes formed in the support member 23 and holes formed in the support member 23 for attaching accessory devices such as the unit-side connector 46 and the power supply device 40 to the support member 23 . is characterized by the light-emitting module 30 that closes the .
Holes include both through holes and non-through holes.

As shown in FIGS. 14 and 17 , the support member 23 is provided with a plurality of mounting holes 970 formed along the longitudinal direction X for mounting the arrangement component 940 . ing.
The plurality of mounting holes 970 are, for example, the recesses 236, the cut holes 242, and the cut and raised holes 245. As shown in FIG.
The plurality of mounting holes 970 are at least one of recessed holes formed in the first surface portion 231 by recessing the first surface portion 231 and through holes penetrating from the first surface portion 231 to the second surface portion 232. is.
13 and 20, the light-emitting module 30 in the lighting device 2 is arranged so as to close the openings appearing on the first surface portion 231 due to the formation of the plurality of mounting holes 970 .

In the lighting fixture 2 of Embodiment 1, the plurality of mounting holes 970 are formed in the region where the light emitting modules 30 are arranged.

The plurality of mounting holes 970 are formed in a region extending in the longitudinal direction X of the supporting member 23 with a width of 10% or more and 35% or less of the width in the lateral direction Y of the supporting member 23 .
FIG. 21 is a diagram for explaining regions where a plurality of mounting holes 970 are present.
As shown in FIG. 21, the width in the lateral direction Y of the support member 23 is the dimension between the outer sides of the pair of side portions 248 in the lateral direction Y. As shown in FIG.
The width of the region is positioned, for example, at the center of width B2.

Further, in the lighting device 2 , the light emitting module 30 has a longitudinal shape, and the length of the light emitting module 30 in the short direction Y is more than 35% and less than 40% of the width of the support member 23 in the short direction Y. In addition, 35% or more and 40% or less may be sufficient.
FIG. 22 is a diagram illustrating the width of the light-emitting module 30 in the lateral direction Y. As shown in FIG.
As shown in FIG. 22, the width of the light-emitting module 30 in the transverse direction Y means the width of the substrate 34. In the example shown in FIG. 35% or more and 40% or less of the width in the transverse direction Y of the .

As shown in FIG. 13, the light emitting module 30 includes a substrate 34 having a mounting surface 340 and light emitting elements 31 arranged on the mounting surface 340. It is arranged on the support member 23 so as to face the one-surface portion 231 .
In the light emitting module 30 , the rear surface 341 of the mounting surface 340 is attached to the support member 23 with the adhesive member 50 while the rear surface 341 faces the first surface portion 231 of the support member 23 .

*** Effect of Embodiment 1 ***
According to the luminaire 2 of Embodiment 1, when the arrangement parts such as the power supply device and the connector 46 are attached to the support member, it is easy to close the opening formed in the support member for attaching the arrangement parts. configuration can be provided.
Moreover, since the light-emitting module 30 can be made smaller, the size of the illumination device can be reduced.
In addition, energy saving and cost reduction can be achieved by reducing the size of the lighting device.

Although the first embodiment of the present invention has been described above, one part of the first embodiment may be partially implemented, or a plurality of parts may be combined and implemented. It should be noted that the present invention is not limited to the embodiments, and various modifications are possible as required.

600 Lighting device 1 Lighting fixture 10 Fixture main body 101 Appearance main part 102 Unit mounting part 103 Bottom part 104 Peripheral surface part 105 Fixture end 11 Fixture side connector 110 Spring fixing part 111 Screw insertion hole , 112 spring main portion, 113 spring tip portion, 12 device power wire, 13 device side connector, 14 screw, 2 lighting fixture, 20 outer shell portion, 21 translucent cover, 210 cover main portion, 211 cover side portion, 212 cover Engaging portion 213 Cover holding portion 22 End cover 220 End surface 221 Peripheral portion 23 Support member 230 Main portion 231 First surface portion 232 Second surface portion 234, 234a Connector fixing portion 235 Connection Part placement portion 236 Recessed portion 237 Screw hole 237a Screw hole 238 Engagement opening 240 Support side engagement portion 241 Insertion hole 242 Cut and squeeze hole 243 Screw fixing portion 244 Engagement piece 245 Cut Activation hole 246 Fixing projection 247 Power supply arrangement projection 248 Side portion 30 Light emitting module 31 Light emitting element 32 Circuit component 33 Board connector 34 Board 340 Mounting surface 341 Adhesion surface 40 Power supply device 401 Power supply circuit component 402 Power supply connector 403 Power connector 404 First housing 405 Bottom of housing 406 Side of housing 407 Engagement portion of housing 408 Screw insertion hole 410 Second housing 411 Housing cover Part 412 Housing peripheral part 42 Unit side power supply wire 43 Unit side connector 44 Feeder wire 46, 46a Unit side connector 460 Spring insertion part 461 Main plate part 462 Through hole 463 Fixed plate part 464 , 464a screw hole, 465 side plate portion, 466 upper end portion, 467 arrangement plate portion, 468 insertion portion, 469 pressing portion, 470 engaging portion, 48 wiring clamp, 49 wiring holder, 50 adhesive member, 51 screw, 52 with base Screw 521 Pedestal Part 522 Fixing Hole 523 Screw Part 524 Slit 53 Nut 700 Construction Part 910 Mounting Member 920 Mounting Opening 930 Light Emitting Element Substrate 940 Arrangement Part 950 Engaging Structure Part 951 Support side engaging portion 951A internal space 951B cut-and-raised portion 952 power supply side engaging portion 960 fixing structure portion 970 mounting hole.

Claims (3)

an elongate support member;
a light emitting element arranged on one side of the support member;
A longitudinal power supply device attached along the longitudinal direction of the support member on the side of the other surface of the support member that is the back side of the one surface,
The power supply device
attached to the other surface side by one engaging structure and one fixing structure;
The engaging structure is
a support-side engaging portion provided on the support member at a central portion in the width direction that is the width direction with respect to the longitudinal direction of the support member; a power supply side engaging portion provided as an engaging piece protruding part of the side of the device toward the longitudinal direction of the power supply device from the middle of the side of the device and inserted into the support side engaging portion ;
The support-side engaging portion is
a cut-and-raised portion having an internal space cut and raised from the one surface in the direction of the other surface;
The power supply side engaging portion , which is the engaging piece,
inserted into the internal space,
The support-side engaging portion is
A lighting fixture in which a side into which the power source side engaging portion is inserted is an opening closed by the power source side engaging portion which is the engaging piece . The lighting fixture is
A light emitting element substrate on which the light emitting element is mounted,
The support member is
A mounting opening is formed by cutting and raising the cut-and-raised portion,
The mounting opening is
2. The lighting fixture according to claim 1, which is closed by said light emitting element substrate. A lighting fixture according to claim 1 or claim 2;
and a lighting fixture to which the lighting fixture can be attached detachably.

Images