JP2016015304A - Illumination device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an illumination device having an excellent appearance even in the case where a light-emitting unit warps.SOLUTION: An illumination device comprises a light-emitting unit and a luminaire body, to which the light-emitting unit is attached. The light-emitting element includes a light emitting element, and a translucent cover for covering the light emitting element. The luminaire body is equipped with a light-emitting unit mounting recess formed with an opening, to which the light-emitting unit is so attached that the translucent cover of the light-emitting unit may enter.

Description

  The present invention relates to a lighting device.

2. Description of the Related Art Conventionally, lighting devices in which a light emitter such as a fluorescent lamp is attached to a fixture body of a lighting fixture and the fixture body is attached to a mounting surface such as a ceiling or a wall are widely used. In recent years, light emitting diodes (LEDs) that consume less power than conventional incandescent bulbs and fluorescent lamps and have excellent durability are also used as light emitting elements.
For this reason, many lighting devices for mounting on a ceiling or wall using LEDs as light emitting elements have been proposed. For example, Patent Document 1 below discloses an illumination device that causes a light emitting unit to emit light by attaching a light emitting unit including a light emitting element to a fixture main body attached to a ceiling or the like and supplying power to the light emitting unit. Has been. Further, for example, Patent Document 2 below discloses a lighting device in which a sheet metal reflecting shade is attached to a sheet metal fixture body with a stopper.

JP 2013-179014 A Japanese Patent No. 4045788

However, the above-described lighting device has a problem that the central portion of the long light emitting unit is bent. This is because the fixture body is provided with a mounting member for mounting the light emitting unit, but the position where the mounting member is provided is limited, and the mounting member may not be provided at the center of the fixture body. Because there is.
The fixture body must have a mounting screw hole for connecting to the mounting surface such as the ceiling or wall surface, and a space for accommodating the power supply cable and power source connected to the light emitting unit. The attachment position of the member is limited. For this reason, it is difficult to adjust the mounting position of the mounting member to suppress the deflection of the light emitting unit.
When the central portion of the light emitting unit is bent, a gap may be generated at the boundary portion between the fixture main body and the light emitting unit, resulting in a poor appearance of the lighting device.
This invention is made | formed in view of such a situation, Comprising: It aims at provision of the illuminating device with a favorable external appearance, even when a light emission unit bends.

In order to solve the above problems, a lighting device according to one embodiment of the present invention includes a light-emitting unit including a light-emitting element and a light-transmitting cover that covers the light-emitting element, and the light-emitting unit so that the light-transmitting cover enters the light-emitting unit. And a fixture main body provided with a light emitting unit mounting recess provided with an opening to which is mounted.
In the illumination device according to another aspect of the present invention, in the above-described illumination device, the light emitting unit mounting recess of the fixture main body may extend toward the opening edge of the light emitting unit mounting recess.
Moreover, the illuminating device which concerns on the other aspect of this invention WHEREIN: In the above-mentioned illuminating device, the said light emitting unit may be contacting the inner wall face of the said light emitting unit attachment recessed part.

  Moreover, the illuminating device which concerns on the other aspect of this invention is the above-mentioned illuminating device, The said translucent cover is a light transmissive part which permeate | transmits the light radiated | emitted from the said light emitting element, The penetration part which penetrates into the said instrument main body The light emitting unit may be attached to the light emitting unit mounting recess in a state where the entering portion of the translucent cover is in contact with an inner wall surface of the light emitting unit mounting recess.

Moreover, the illumination device according to another aspect of the present invention is the illumination device described above, wherein the light-emitting unit is connected to a power supply cable that is led out into the light-emitting unit mounting recess from a mounting surface on which the fixture body is mounted. The power supply unit may overlap the power supply cable when viewed in the normal direction of the attached surface.
Moreover, the illuminating device which concerns on the other aspect of this invention may be provided with the attachment state maintenance part which maintains the state which attached the said light emitting unit to the said light emitting unit attachment recessed part in the above-mentioned illuminating device.

  According to the present invention, it is possible to obtain an illumination device having a good appearance even when the light emitting unit is bent.

It is a perspective view explaining the external appearance of the illuminating device which concerns on one Embodiment of this invention. The orthographic projection explaining the external appearance of the illuminating device which concerns on one Embodiment of this invention. It is a perspective view explaining the external appearance from the light emission unit side of the illuminating device which concerns on one Embodiment of this invention. It is a disassembled perspective view explaining the structure of the illuminating device which concerns on one Embodiment of this invention. It is a perspective sectional view explaining composition of an illuminating device concerning one embodiment of the present invention. It is a perspective view explaining the external appearance of the fixture main body of the illuminating device which concerns on one Embodiment of this invention. It is a figure explaining the position control member which controls the position of the light emission unit provided in the illuminating device which concerns on one Embodiment of this invention. It is a perspective view explaining the external appearance of the light emission unit of the illuminating device which concerns on one Embodiment of this invention. It is sectional drawing of the illuminating device which concerns on one Embodiment of this invention. It is a top view explaining the light emitting element substrate with which the light emitting unit concerning one embodiment of the present invention is provided. It is a perspective sectional view explaining composition of a light emitting element support member of a light emitting unit concerning one embodiment of the present invention. It is a perspective sectional view explaining composition of a light emitting element support member of a light emitting unit concerning one embodiment of the present invention. It is a disassembled perspective view explaining the structure of the power supply part of the light emission unit which concerns on one Embodiment of this invention. It is a perspective sectional view explaining composition of a reflective member of a light emitting unit concerning one embodiment of the present invention.

  Hereinafter, a lighting device according to an embodiment of the present invention will be described. In the following embodiments, when the lighting device is attached to the ceiling, the direction facing the ceiling may be described as the upward direction of the lighting device, and the floor direction may be described as the downward direction of the lighting device. Further, in the figure, when the lighting device is attached to the ceiling, the vertical upward direction (ceiling direction) may be the Z direction and the floor direction may be the -Z direction. At this time, one direction in the longitudinal direction of the long illuminating device is the X direction, the other direction is the -X direction, one direction in the width direction of the long illuminating device is the Y direction, and the other direction is the -Y direction. It may be.

[Whole structure of lighting device]
FIG. 1 is a perspective view showing an appearance of a lighting device 1 according to an embodiment of the present invention.
2A and 2B are orthographic views showing the appearance of the lighting device 1. FIG. 2A is a top view of the lighting device 1, FIG. 2B is a side view of the lighting device 1, and FIG. FIG. 2D is a front view of the lighting device 1, and FIG. 2E is a rear view of the lighting device 1. FIG. 2B is a right side view of the lighting device 1, and the left side view of the lighting device 1 is substantially the same as the right side view and is not shown.
FIG. 3 is a perspective view showing an external appearance of the lighting device 1 from the light emitting unit 20 side.
4 is an exploded perspective view showing the configuration of the lighting device 1, FIG. 4A is an exploded perspective view from above of the lighting device 1, and FIG. It is a disassembled perspective view from a direction.
FIG. 5 is a perspective cross-sectional view showing the configuration of the lighting device 1.

The illuminating device 1 includes, for example, an illuminating device main body (hereinafter referred to as an “apparatus main body”) 10 that is attached to a surface to be attached such as a ceiling or a wall, and a light emitting unit 20 that includes a light emitting element 21 and is attached to the main body 10. Is provided.
The light emitting unit 20 includes a light emitting element 21 such as an LED and a translucent cover 22 that covers the light emitting element 21.
The instrument main body 10 includes a light emitting unit mounting recess 111 provided with an opening to which the light emitting unit 20 is mounted so that the translucent cover 22 of the light emitting unit 20 enters. The light emitting unit mounting recess 111 of the instrument body 10 extends toward the opening end, and the light emitting unit 20 is in contact with the inner wall surface of the light emitting unit mounting recess 111.

[Equipment body]
Hereinafter, the configuration of the instrument body 10 will be described.
6 is a perspective view showing the external appearance of the instrument body 10, FIG. 6A is a perspective view showing the external appearance of the instrument body 10 from above, and FIG. It is a perspective view which shows the external appearance from a downward direction.
FIG. 7 is a view showing a position restricting member that is provided in the instrument body 10 and restricts the position of the light emitting unit 20 to a predetermined position.
As shown in FIGS. 6 (A) and 6 (B), the instrument body 10 includes a mounting member 11, side plates 12 (12a and 12b), spring portions 13 (13a and 13b), a terminal block 14, A suspension bolt hole 15 and a power supply cable hole 16 are provided.

Hereinafter, each part of the instrument body 10 will be described in detail.
The mounting member 11 is a light emitting unit mounting concave portion 111 for mounting the light emitting unit 20, a side edge portion 112 that is formed with the light emitting unit mounting concave portion 111 interposed therebetween and extends long in one direction, and a bottom portion of the light emitting unit mounting concave portion 111. A bottom plate portion 114.
The light-emitting unit mounting recess 111 has an opening so that the light-transmitting cover 22 of the light-emitting unit 20 including the light-emitting element 21 and the light-transmitting cover 22 that covers the light-emitting element 21 enters by bending a material such as plywood. It is provided and formed. The light emitting unit mounting recess 111 extends toward the opening edge of the light emitting unit mounting recess.
The side edge portion 112 includes, for example, a first side edge portion 112a and a second side edge portion 112b shown in FIG. The side edge portion 112 has a protruding shape that protrudes toward the light emitting unit 20. Note that it is only necessary that at least one of the first side edge 112a and the second side edge 112b has a protruding shape that protrudes toward the light emitting unit 20 (that is, toward the -Z direction in FIG. 6).
The bottom plate portion 114 is opposed to a mounting surface such as a ceiling or a wall, and a suspension bolt hole 15 for mounting the lighting device 1 on the mounting surface or a power supply cable for drawing the power supply cable into the lighting device 1. A power supply cable hole 16 and the like are provided.

The side plate 12 is attached to the attachment member 11 so as to cover both ends of the light emitting unit attachment recess 111. As shown in FIG. 6B, the first side plate 12a is attached to the attachment member 11 so as to cover one end of the light emitting unit attachment recess 111. The second side plate 12b is attached to the attachment member 11 so as to cover the other end of the light emitting unit attachment recess 111.
Here, the “light emitting unit mounting recess 111” indicates a space surrounded by the first side edge 112a and the second side edge 112b, and the first side plate 12a and the second side plate 12b. Moreover, an opening is formed by attaching the first side plate 12 a and the second side plate 12 b to the attachment member 11.

  As shown in FIGS. 7A and 7B, the instrument body 10 may include a position regulating member 113 that regulates the mounting position of the light emitting unit 20. The position regulating member 113 is disposed in the light emitting unit mounting recess 111. The position regulating member 113 comes into contact with the light emitting unit 20 when the light emitting unit 20 is attached to the instrument body 10. Thereby, the light emitting unit 20 is positioned at a predetermined position in the light emitting unit mounting recess 111.

  For example, as shown in FIG. 7A, the position regulating member 113 may be provided so as to protrude from the inner wall of the light emitting unit mounting recess 111 into the light emitting unit mounting recess 111. At this time, the position restricting member 113 is made of a metal material or the like fixed to the inner wall of the light emitting unit mounting recess 111, and is formed as a separate member from the light emitting unit mounting recess 111. Further, the position regulating member 113 may be formed by bending a plywood of the mounting member 11 so as to be formed integrally with the light emitting unit mounting recess 111 and the side edge portion 112. Specifically, by forming a cut in a part of the inner wall of the light emitting unit mounting recess 111 and bending the plywood so that the cut protrudes into the light emitting unit mounting recess 111, for example, a U-shaped section or a U section A position restricting member 113 that is a letter-shaped protrusion can be formed.

  For example, as shown in FIG. 7B, the position regulating member 113 may be disposed on the side plate 12 of the light emitting unit mounting recess 111. At this time, the position restricting member 113 is provided so as to protrude from the side plate 12 of the light emitting unit mounting recess 111. Specifically, when the light emitting unit 20 is attached to the instrument main body 10, a part of the side plate 12 is partly disposed on the light emitting unit mounting recess 111 in a facing region (region indicated by a dotted line in FIG. 7B) facing the light emitting unit 20. The position restricting member 113 is formed by bending toward the front.

  As shown in FIG. 6B, the spring portion 13 is fixed to the bottom plate portion 114 of the attachment member 11, for example. The spring portion 13 is used to maintain a state in which the light emitting unit 20 is attached to the light emitting unit mounting recess 111 of the instrument body 10 by engaging with a spring receiving portion 27 of the light emitting unit 20 described later. Specifically, the first spring portion 13 a is engaged with the first spring receiving portion 27 a of the light emitting unit 20, and the second spring portion 13 b is engaged with the second spring receiving portion 27 b of the light emitting unit 20. In other words, the first spring receiving portion 27a and the second spring receiving portion 27b, and the first spring portion 13a and the second spring portion 13b serve as an attachment state maintaining portion that maintains the state where the light emitting unit 20 is attached to the light emitting unit attaching recess 111. Function.

A power supply cable 40 described later is connected to the terminal block 14. Specifically, the terminal block 14 is connected to a power supply cable 40 that is led out from a mounting surface such as a ceiling or a wall and electrically connects to a power supply unit 28 described later. The terminal block 14 is attached to the attachment member 11 with screws or the like, for example.
The suspension bolt hole 15 is provided to attach the instrument main body 10 to a surface to be attached such as a ceiling or a wall by the suspension bolt 30 shown in FIGS. 4 (A) and 4 (B).
The power supply cable hole 16 is provided to draw the power supply cable 40 led out from the mounting surface such as the ceiling or wall into the light emitting unit mounting recess 111 of the instrument body 10.

[Light emitting unit]
Hereinafter, the configuration of the light emitting unit 20 will be described.
FIG. 8 is a perspective view showing an external appearance of the light emitting unit 20 from above.
FIG. 9 is a cross-sectional view of the lighting device 1 including the light emitting unit 20.
FIG. 10 is a plan view for explaining the light emitting element substrate 23 provided in the light emitting unit 20.
FIG. 11 is a perspective sectional view of the AA ′ section shown in FIG. 10.
12 is an enlarged perspective view showing a part of the light-emitting element support member 24 on the substrate support region 24a side shown in FIGS. 4A and 4B.
FIG. 13 is an exploded perspective view illustrating the configuration of the power supply unit 28 of the light emitting unit 20. In addition, in order to understand easily, the other part of the light emission unit 20 is also illustrated.
FIG. 14 is a cross-sectional perspective view illustrating the configuration of the reflecting member 29 of the light emitting unit 20.

  As shown in FIGS. 8, 4A, and 4B, the light emitting unit 20 includes a light emitting element 21, a translucent cover 22 (22a, 22b, and 22c), a light emitting element substrate 23, and light emission. The element support member 24, the board | substrate fixing member 25 (25a-25n), the screw | thread 26, the spring receiving part 27 (27a and 27b), the power supply part 28, and the reflection member 29 are provided. 4 (A) and 4 (B), only the screw 26 for fixing the substrate fixing member 25a is provided with a reference symbol, and the screw for fixing the substrate fixing member 25n from the substrate fixing member 25b is provided with a reference symbol. Omitted.

Hereinafter, each part of the light emitting unit 20 will be described in detail.
The translucent cover 22 covers the light emitting element 21, has a shape that enters the instrument body 10 when the light emitting unit 20 is attached to the instrument body 10, and has a function of diffusing light emitted from the light emitting element 21. ing.
As shown in FIGS. 4A and 4B, the translucent cover 22 includes a main cover portion 22a that covers the light emitting element 21, a first end cover 22b, and a second end cover 22c. The first end cover 22b is attached so as to cover one end of the main cover portion 22a. Similarly, the second end cover 22c is attached so as to cover the other end of the main cover portion 22a.

Further, as shown in FIG. 9, the main cover portion 22 a of the translucent cover 22 includes a light transmission portion 221 that transmits light emitted from the light emitting element 21, and a penetration portion 222 that enters the instrument body. . The entry portion 222 includes a first entry portion 222a and a second entry portion 222b.
The entrance 222 that is a part of the translucent cover 22 enters the instrument main body 10, so that even if the light emitting unit 20 is bent, the appearance of the illumination device is less likely to occur. This is because only the entering portion 222 of the translucent cover 22 that has entered the light emitting unit mounting recess 111 when the light emitting unit 20 is bent is exposed, and a gap is generated between the fixture body 10 and the light emitting unit 20. This is because it disappears.

  Further, the light emitting unit 20 is attached to the light emitting unit mounting recess 111 in a state where the entering portion 222 of the translucent cover 22 is in contact with the inner wall surface of the light emitting unit mounting recess 111 of the instrument body 10. At this time, it is sufficient that only a part of the entering portion 222 is in contact with the light emitting unit mounting recess 111, but the entire surface of the entering portion 222 may be in contact with the light emitting unit mounting recess 111.

  As shown in FIGS. 4A and 4B, the light emitting element substrate 23 is a plate-like member extending long in one direction, and a plurality of light emitting elements 21 are mounted on one surface. As shown in FIG. 10, the light emitting element substrate 23 may be configured by connecting a plurality of substrates on which a plurality of light emitting elements 21 are mounted (for example, the substrates 23a and 23b are connected).

As shown in FIGS. 10 and 11, a wiring for supplying power to the light emitting element 21 is connected to the light emitting element substrate 23. At this time, the light emitting element substrate 23 is connected to the power supply unit 28 by a wiring 28d passing through a through hole 24c provided in a substrate supporting region 24a of the light emitting element supporting member 24 described later. The electric power supplied from the power supply circuit of the power supply unit 28 is supplied to the light emitting element 21 through the wiring 28d.
Note that the wiring 23c illustrated in FIGS. 10 and 11 is a wiring for electrically connecting the substrate 23a and the substrate 23b.

The light emitting element support member 24 supports the light emitting element substrate 23 on which the light emitting element 21 is mounted. The light emitting element support member 24 also has a function of a heat sink that dissipates heat from the light emitting element 21.
4A and 4B, the light emitting element support member 24 has a lower surface including a substrate support region 24a that supports the light emitting element substrate 23, and an upper surface 24b that fixes the power supply unit 28. doing. The substrate support region 24 a is formed wider than the width of the light emitting element substrate 23. Further, the light emitting element support member 24 is formed such that a substrate support region 24 a that supports the light emitting element substrate 23 is recessed toward the instrument body 10. The light emitting element support member 24 fixes the light emitting element substrate 23 by the substrate fixing members 25 provided at both ends in the width direction of the light emitting element substrate 23 in the substrate support region 24a.

  As shown in FIGS. 10 and 11, the light emitting element support member 24 includes a through hole 24c for allowing the wiring 28d to pass through the substrate support region 24a. The through hole 24c is provided in the substrate support region 24a at a position where the power supply unit 28 is fixed to the back surface. By providing the through hole 24 c at a position facing the power supply unit 28, the wiring 28 d led out from the power supply unit 28 can be connected to the light emitting element substrate 23 without being routed in a wide area on the light emitting element support member 24. . For this reason, wiring can be shortened and the assemblability of the light emitting unit 20 improves. Further, since the wiring is not exposed to the outside, safety is improved and double coating of the wiring becomes unnecessary.

  The substrate fixing member 25 is provided along both ends of the light emitting element substrate 23 in the substrate supporting region 24 a of the light emitting element supporting member 24. As shown in FIGS. 4A and 4B and FIG. 12, a plurality of substrate fixing members 25 are provided at both ends of the light emitting element substrate 23. In the present embodiment, a plurality of substrate fixing members 25 a to 25 n are provided at both ends of the light emitting element substrate 23. Hereinafter, the substrate fixing member 25 a to the substrate fixing member 25 n are referred to as the substrate fixing member 25.

As shown in FIG. 12, the substrate fixing member 25 has a shape that supports the side portion of the light emitting element substrate 23 and projects onto the light emitting element mounting surface of the light emitting element substrate 23. The substrate fixing member 25 is fixed to the light emitting element support member 24 by screws 26.
For this reason, the light emitting element substrate 23 is fixed so as not to float with respect to the light emitting element support member 24.

  As shown in FIG. 13, the spring receiving portion 27 attaches the light emitting unit 20 to the light emitting unit mounting recess 111 of the instrument body 10 by engaging with the spring portion 13 (see FIG. 7B) of the instrument body 10. It is used to maintain the state. Specifically, the first spring receiving portion 27 a engages with the first spring portion 13 a of the instrument body 10, and the second spring receiving portion 27 b engages with the second spring portion 13 b of the instrument body 10. That is, the spring part 13 (the first spring part 13a and the second spring part 13b) and the spring receiving part 27 (the first spring receiving part 27a and the second spring receiving part 27b) place the light emitting unit 20 in the light emitting unit mounting recess 111. It functions as an attachment state maintaining unit that maintains the attached state. Note that the attachment state maintaining unit may have a shape different from the spring part 13 and the spring receiving part 27 described in the present embodiment as long as the state where the light emitting unit 20 is attached to the instrument body 10 is maintained.

The power supply unit 28 houses a lighting circuit (that is, a power supply circuit) for the light emitting element 21 such as an LED. The power supply unit 28 is connected to the power supply cable 40 led out into the light emitting unit mounting recess 111 from the mounting surface to which the instrument main body 10 shown in FIG. 9 is mounted.
As shown in FIG. 13, the power supply unit 28 supplies power to the light emitting element 21, a power supply board 28 a including a power supply circuit, a heat sink 28 b, a power supply box 28 c that accommodates the power supply board 28 a and the heat sink 28 b inside. Wiring 28d (wiring 28d is not shown in FIG. 13).

The power supply circuit provided in the power supply board 28 a converts, for example, alternating current power supplied from the power supply cable 40 into direct current, and supplies the output (that is, direct current power) to the light emitting element 21. The power supply substrate 28a is fixed to the surface of the heat sink 28b on the light emitting element support member 24 side.
The heat sink 28b is made of a material such as aluminum or copper. As shown in FIG. 13, the heat sink 28b has a box shape formed by bending a plurality of plate-like members, but the shape of the heat sink 28b is not limited to this.
The power supply box 28c is made of a material such as plastic, aluminum, or stainless steel, and has an external shape that extends long in one direction.
The wiring 28 d is connected to the light emitting element substrate 23 through a through hole 24 c provided in the substrate supporting region 24 a of the light emitting element supporting member 24.

The power supply unit 28 is fixed to the upper surface 24b of the light emitting element support member 24 by, for example, a claw unit (not shown) provided in the power supply box 28c. The power supply unit 28 may be fixed to the upper surface 24b of the light emitting element support member 24 by a fastening member such as a screw.
The power supply unit 28 overlaps the power supply cable 40 when viewed in the normal direction of the mounted surface. That is, the power supply cable 40 is wired in the space for accommodating the power supply cable 40 secured between the upper surface of the power supply unit 28 and the instrument body 10. For this reason, the attachment of the light emitting unit 20 is not hindered by the power supply cable 40.

  The reflection member 29 has a function of reflecting the light emitted from the light emitting element 21. The light emitted from the light emitting element 21 is reflected by the reflecting member 29 in a preset direction (for example, a direction toward the floor surface). The reflecting member 29 is fixed by an adhesive, a pin, a screw, or the like at an arbitrary position such as the light emitting element substrate 23, the light emitting element support member 24, or the substrate fixing member 25.

The reflection member 29 is provided on the mounting surface side of the light emitting element 21 of the light emitting element substrate 23 in the translucent cover 22. The reflective member 29 is disposed so as to be inclined away from the light emitting element substrate 23. Specifically, the reflecting member 29 includes a first reflecting portion 29a that exposes the light emitting element 21 and covers the light emitting element substrate 23, as shown in FIG. Further, a resistor element (not shown) may be provided on the mounting surface side of the light emitting element 21 of the light emitting element substrate 23. In this case, the first reflecting portion 29a is provided with an opening for exposing the light emitting element 21 and an opening for exposing the resistance element.
In addition, the reflecting member 29 includes a second reflecting portion 29b that is inclined so as to be separated from the light emitting element substrate 23 from one end portion in the width direction of the first reflecting portion 29a, and the other in the width direction of the first reflecting portion 29a. And a third reflecting portion 29c that is inclined from the light emitting element substrate 23 so as to be separated from the light emitting element substrate 23. For example, an opening for exposing the light emitting element 21 is formed in the first reflecting portion 29a. By providing the above-described opening in the first reflecting portion 29a, the light emitted from the light emitting element 21 is reflected on the entire surface of the first reflecting portion 29a, the second reflecting portion 29b, and the third reflecting portion 29c, thereby efficiently illuminating. Used for light emission of the device 1.

[Effect of the present invention]
According to the illuminating device which concerns on one Embodiment of this invention demonstrated above, the following effects can be acquired.
(1) Even when the light emitting unit is bent, since only a part of the light-transmitting cover of the light emitting unit that has entered the light emitting unit mounting recess is exposed, the appearance of the lighting device does not deteriorate.
(2) Since the space of the light emitting unit mounting recess can be widened, the workability of the light emitting unit mounting work is improved, and the capacity of the light emitting unit such as the power supply unit and the power supply cable is improved.
(3) The appearance of the lighting device can be kept good, and the light emitting unit is positioned at the mounting position of the light emitting unit by contacting at least a part of the inner wall surface of the light emitting unit mounting recess.
(4) A space for accommodating the power supply cable is secured between the bottom surface of the light emitting unit mounting recess and the light emitting unit, and the mounting of the light emitting unit is not hindered by the power supply cable.
(5) It is possible to suppress the light emitting unit from being attracted to the instrument main body by the attachment state maintaining unit and coming off from the instrument main body.

[Others]
The scope of the present invention is not limited to the illustrated and described exemplary embodiments, but also includes all embodiments that provide equivalent effects to those intended by the present invention. Further, the scope of the invention is not limited to the combinations of features of the invention defined by the claims, but can be defined by any desired combination of specific features among all the disclosed features.

DESCRIPTION OF SYMBOLS 1 Illuminating device 10 Appliance main body 13 Spring part 111 Mounting recessed part 20 Light emitting unit 21 Light emitting element 22 Translucent cover 221 Light transmissive part 222 Entering part 27 Spring receiving part 28 Power supply part 40 Power supply cable

Claims (6)

A light emitting unit including a light emitting element and a translucent cover covering the light emitting element;
An instrument body including a light emitting unit mounting recess provided with an opening to which the light emitting unit is mounted so that the light transmitting cover enters;
A lighting device. The lighting device according to claim 1, wherein the light emitting unit mounting recess of the fixture main body extends toward an opening edge of the light emitting unit mounting recess. The lighting device according to claim 1, wherein the light emitting unit is in contact with an inner wall surface of the light emitting unit mounting recess. The translucent cover is
A light transmission part that transmits light emitted from the light emitting element;
An intrusion part that enters the instrument body;
With
The lighting device according to claim 3, wherein the light emitting unit is attached to the light emitting unit mounting recess in a state where the entering portion of the translucent cover is in contact with an inner wall surface of the light emitting unit mounting recess. The light emitting unit is
A power supply unit connected to a power supply cable led into the light emitting unit mounting recess from a mounting surface to which the instrument body is mounted;
The lighting device according to claim 1, wherein the power supply unit overlaps the power supply cable when viewed in a normal direction of the attached surface. The lighting device according to claim 1, further comprising an attachment state maintaining unit that maintains a state in which the light emitting unit is attached to the light emitting unit attachment recess.

Images