JP7258499B2 - lighting equipment - Google Patents

Description

TECHNICAL FIELD The present invention relates to a lighting device including a regular lighting fixture and an emergency lighting fixture.

Conventionally, as an example of a ceiling or wall-mounted lighting fixture, there has been proposed a lighting system with built-in emergency light, in which regular lighting fixtures and emergency lighting fixtures are mounted in the same housing (e.g. , Patent Document 1). The lighting device of Patent Literature 1 lights an emergency lighting fixture using a storage battery, which is an emergency power supply, as a power source in an emergency when the power supply from the commercial power source is stopped for some reason and the lighting fixture for regular use cannot be turned on. It is.

Japanese Patent No. 6238162

In the lighting device of Patent Document 1, an emergency lighting device is arranged at the end in the longitudinal direction. needs to be increased. In addition, if the length of the entire lighting device is the same as that of a general lighting device, the length of the lighting device for regular use must be shortened by at least the length of the lighting device for emergency use. . Thus, in the conventionally disclosed technology, either the lighting device or the lighting fixture for general use needs to be designed and manufactured according to the length dimension different from that of the general lighting device and the lighting fixture for general use. There are issues with economic efficiency and workability.

The present invention has been made to solve the above-described problems, and is an emergency lighting device that is excellent in economic efficiency and workability in a lighting device having a normal lighting device and an emergency lighting device. An object of the present invention is to provide a lighting device with

A lighting device according to the present invention includes a lighting fixture attached to a mounting portion, a first lighting fixture detachably attached to the lighting fixture, and a second lighting fixture provided on the lighting fixture. 1 lighting fixture has the 1st light source part used as a light source, and the 1st light emission part which covers the 1st light source part and transmits the light emitted from the 1st light source part, and the 2nd lighting fixture is a light source. a second light source unit that covers the second light source unit and transmits light emitted from the second light source unit; and the second light source unit, the second light emitting unit, and the battery are housed inside with the second light emitting unit exposed to constitute the outer shell of the second lighting device, and the second lighting device and an outer shell portion that is detachably attached to the first lighting fixture and is detachable regardless of the attachment/detachment state of the first lighting fixture. It is arranged in the lighting equipment so as to separate the part and the first light emitting part.

In the lighting device of the present invention, when the first lighting fixture is attached to the lighting fixture, the outer shell portion is arranged in the lighting fixture so as to separate the second light emitting section from the first light emitting section. Therefore, the lighting device can arrange the first lighting fixture and the second lighting fixture side by side in the lighting fixture. In the lighting device, the first lighting device and the second lighting device can be arranged side by side. Can be placed side by side. As a result, when designing and manufacturing the lighting device, it is unnecessary to design and manufacture according to the length dimension different from general lighting devices and general lighting fixtures for general use. can be provided.

1 is a first-direction perspective view of a lighting device according to Embodiment 1 of the present invention; FIG. FIG. 2 is a second direction perspective view of the lighting device according to Embodiment 1 of the present invention; 1 is a front view of a lighting device according to Embodiment 1 of the present invention; FIG. 2 is a bottom view of the lighting device according to Embodiment 1 of the present invention; FIG. 2 is a rear view of the lighting device according to Embodiment 1 of the present invention; FIG. 1 is a top view of a lighting device according to Embodiment 1 of the present invention; FIG. 1 is a side view of a lighting device according to Embodiment 1 of the present invention; FIG. 1 is an exploded perspective view of a lighting device according to Embodiment 1 of the present invention; FIG. FIG. 5 is a cross-sectional view of the lighting device of FIG. 4 taken along the line AA; 3 is a third direction perspective view of the second lighting device of FIG. 1; FIG. 11 is a third direction exploded perspective view of the second lighting device of FIG. 10; FIG. FIG. 11 is a fourth direction perspective view of the second lighting device of FIG. 10; FIG. 13 is a fourth direction exploded perspective view of the second lighting device of FIG. 12; FIG. 14 is an exploded perspective view of the second light source part of FIG. 13; Figure 14 is a perspective view of a battery positioned on the base of Figure 13; FIG. 5 is a cross-sectional view of the lighting device of FIG. 4 taken along the line BB. FIG. 16 is a schematic cross-sectional view showing attachment and detachment of the battery of FIG. 15; FIG. 17 is a schematic cross-sectional view showing attachment and detachment of the battery of FIG. 16; FIG. 2 is a perspective view of the lighting device of FIG. 1 with an outer shell of a second lighting device removed; FIG. 4 is a cross-sectional view taken along line BB of a modification of the lighting device according to Embodiment 1 of the present invention; It is a 1st direction perspective view of the illuminating device which concerns on Embodiment 2 of this invention. It is a 2nd direction perspective view of the illuminating device which concerns on Embodiment 2 of this invention. It is a front view of the illuminating device which concerns on Embodiment 2 of this invention. It is a bottom view of the lighting device according to Embodiment 2 of the present invention. It is a rear view of the illuminating device which concerns on Embodiment 2 of this invention. FIG. 5 is a top view of a lighting device according to Embodiment 2 of the present invention; FIG. 3 is a side view of a lighting device according to Embodiment 2 of the present invention; It is a 1st direction perspective view of the illuminating device which concerns on Embodiment 3 of this invention. It is a 2nd direction perspective view of the illuminating device which concerns on Embodiment 3 of this invention. It is a front view of a lighting device according to Embodiment 3 of the present invention. It is a bottom view of a lighting device according to Embodiment 3 of the present invention. It is a rear view of the illuminating device which concerns on Embodiment 3 of this invention. FIG. 11 is a top view of a lighting device according to Embodiment 3 of the present invention; FIG. 11 is a side view of a lighting device according to Embodiment 3 of the present invention; It is a 1st direction perspective view of the illuminating device which concerns on Embodiment 4 of this invention. It is a 2nd direction perspective view of the illuminating device which concerns on Embodiment 4 of this invention. It is a front view of a lighting device according to Embodiment 4 of the present invention. It is a bottom view of a lighting device according to Embodiment 4 of the present invention. It is a rear view of the lighting device according to Embodiment 4 of the present invention. It is a top view of the lighting installation concerning Embodiment 4 of this invention. FIG. 11 is a side view of a lighting device according to Embodiment 4 of the present invention; It is a 1st direction perspective view of the illuminating device which concerns on Embodiment 5 of this invention. FIG. 11 is a second direction perspective view of a lighting device according to Embodiment 5 of the present invention; FIG. 11 is a front view of a lighting device according to Embodiment 5 of the present invention; It is a bottom view of a lighting device according to Embodiment 5 of the present invention. FIG. 11 is a rear view of a lighting device according to Embodiment 5 of the present invention; FIG. 11 is a top view of a lighting device according to Embodiment 5 of the present invention; FIG. 11 is a side view of a lighting device according to Embodiment 5 of the present invention; FIG. 46 is a cross-sectional view of the lighting device of FIG. 45 taken along line EE; 43 is a third direction perspective view of the second lighting device of FIG. 42; FIG. 43 is a third direction exploded perspective view of the second lighting device of FIG. 42; FIG. FIG. 50 is a fourth direction perspective view of the second lighting device of FIG. 49; FIG. 50 is a fourth direction exploded perspective view of the second lighting device of FIG. 49; FIG. 52 is a detailed exploded perspective view of the second luminaire with the shell of FIG. 51 removed; FIG. 54 is a detailed exploded perspective view of the second luminaire with the shell of FIG. 53 removed; FIG. 46 is a cross-sectional view of the lighting device of FIG. 45 taken along line FF; FIG. 57 is a schematic cross-sectional view showing attachment and detachment of the battery of FIG. 56;

A lighting device 1 according to an embodiment of the present invention will be described below with reference to the drawings. The same or corresponding components in each drawing are denoted by the same reference numerals, and repeated description may be omitted. Here, the present invention is not limited by the embodiments described below. Also, in the following drawings, the size relationship of each component may differ from the actual size. Also, in the description of the embodiments, directions or positions such as up, down, left, right, front, back, front, and back may be indicated. These notations are for convenience of explanation, and do not limit the arrangement, direction, and orientation of devices, instruments, parts, and the like.

Embodiment 1.
FIG. 1 is a first-direction perspective view of a lighting device 1 according to Embodiment 1 of the present invention. FIG. 2 is a second-direction perspective view of the lighting device 1 according to Embodiment 1 of the present invention. FIG. 3 is a front view of lighting device 1 according to Embodiment 1 of the present invention. FIG. 4 is a bottom view of lighting device 1 according to Embodiment 1 of the present invention. FIG. 5 is a rear view of lighting device 1 according to Embodiment 1 of the present invention. FIG. 6 is a top view of lighting device 1 according to Embodiment 1 of the present invention. FIG. 7 is a side view of lighting device 1 according to Embodiment 1 of the present invention. FIG. 8 is an exploded perspective view of lighting device 1 according to Embodiment 1 of the present invention. The configuration of a lighting device 1 according to Embodiment 1 will be described with reference to FIGS. 1 to 8. FIG.

In the following description, the direction along the longitudinal direction of the illumination device 1 is defined as the longitudinal direction (X-axis direction). Further, the transverse direction (Y-axis direction) is defined as a transverse direction perpendicular to the longitudinal direction (X-axis direction). A vertical direction (Z-axis direction) is defined as a direction orthogonal to both the longitudinal direction (X-axis direction) and the lateral direction (Y-axis direction). Furthermore, in the vertical direction (Z-axis direction), the direction toward the mounted portion 9 such as the ceiling or wall to which the lighting device 1 is mounted is defined as an upward direction Z1. A downward direction Z2 is defined as a direction opposite to the upward direction Z1 and toward the lighting space where light is emitted from the lighting device 1 . The upward direction Z1 is also the direction in which the first lighting device 20 is attached to the lighting device 10 , and the downward direction Z2 is also the direction in which the first lighting device 20 is removed from the lighting device 10 . The first direction in FIG. 1 is the direction when the lighting device 1 is viewed from below the side on which the second lighting device 30 is not provided in the lateral direction (Y-axis direction) of the lighting device 1 . The second direction in FIG. 2 is the direction when the lighting device 1 is viewed from below the side on which the second lighting device 30 is provided in the lateral direction (Y-axis direction) of the lighting device 1 .

<Lighting device 1>
The illumination device 1 is installed at a position capable of illuminating an illumination space, and illuminates the illumination space. The lighting space refers to the space below the lighting device 1 installed, such as a living space, a space such as a warehouse, a space such as a building or public facility, a shared space such as an elevator or a corridor, or the inside of a vehicle such as a train or ship. means the space of In Embodiment 1, a so-called V-shaped (150 mm wide) lighting device 1 is shown as an example of the lighting device 1 . Although lighting device 1 in Embodiment 1 is described as a so-called V-type lighting device, lighting device 1 is not limited to V-type lighting device 1 . The illumination device 1 may adopt other forms such as a so-called shaded type, a one-side reflection shaded type, a trough type, and the like.

The lighting device 1 includes a long lighting fixture 10 attached to a mounting portion 9 such as a ceiling or a wall, a first long lighting fixture 20 detachably attached to the lighting fixture 10, and a lighting fixture. and a second lighting fixture 30 provided at 10 . In the lighting device 1, a first lighting fixture 20 and a second lighting fixture 30 are arranged side by side in the lateral direction (Y-axis direction). Here, when a certain direction on a plane parallel to the attached portion 9 is defined as a first direction, and a direction perpendicular to the first direction is defined as a second direction, as shown in FIGS. The maximum dimension of the second lighting fixture 30 is smaller than the maximum dimension of the first lighting fixture 20 in the first direction and the second direction. The lighting device 10 is formed in an elongated shape, the first direction being the longitudinal direction (X-axis direction) of the lighting device 10, and the second direction being the lateral direction (Y-axis direction) of the lighting device 10. is.

[Lighting equipment 10]
As shown in FIG. 8 , the lighting fixture 10 includes a fixture main body 11 , a fixture end 12 , a fixture side connector 13 , a fixture side terminal block 14 , a fixture side fixture 15 , and a fixture side power line 16 . , has

(Instrument main body 11)
The fixture main body 11 is a housing that forms the outer shell of the lighting fixture 10 . The device main body 11 is attached to the attached portion 9 using a fastener such as a bolt. The instrument body 11 has an instrument bottom 110 , an instrument side 111 , an instrument slope 114 and an instrument side edge 117 . The instrument bottom portion 110, the instrument side portion 111, the instrument inclined portion 114, and the instrument side edge portion 117 are integrally formed by bending a metal plate, for example. However, the instrument main body 11 is not limited to being formed by bending a metal plate material, and may be formed using other materials such as resin, ceramic, etc., or may be formed by extrusion molding. , may be formed by other methods such as additive manufacturing. Further, the instrument bottom portion 110, the instrument side portion 111, the instrument inclined portion 114, and the instrument side edge portion 117 are not limited to being integrally formed, and these members are securely fixed to each other. If it is, it may be formed separately.

The instrument bottom 110 is a plate-like member that is long and rectangular along the longitudinal direction (X-axis direction) of the instrument main body 11 . The instrument side portions 111 are a pair of side walls rising from the sides of both ends in the short direction (Y-axis direction) of the instrument bottom portion 110, and are elongated along the longitudinal direction (X-axis direction) of the instrument main body portion 11. It is a plate-like member formed in a rectangular shape. A screw hole 113 is formed in the instrument bottom 110 as shown in FIG. As shown in FIG. 6, the screw hole 113 is fitted with a second lighting fixture fixture 80 such as a screw or rivet for fixing the second lighting fixture 30 to the fixture body 11 . A wire passage hole 112 is formed in the instrument side portion 111 as shown in FIG. The wire passage hole 112 is a through hole formed in the instrument side portion 111 . Through the wire hole 112 , a power supply line, which is a path for supplying electric power from a power supply unit 23 that is a lighting device of the first lighting fixture 20 to be described later, to the second lighting fixture 30 is inserted.

The instrument main body 11 forms a recessed housing 18 with an instrument bottom 110, an instrument side 111, and an end plate 120 of an instrument end 12, which will be described later. The housing portion 18 is a first space formed in the lighting device 10 . The housing portion 18 has an instrument bottom portion 110 that forms a bottom surface portion, an instrument side portion 111 that forms a longitudinally extending side wall portion, and an end plate 120 that forms a laterally extending side wall portion. A first lighting fixture 20 is detachably attached to the housing portion 18, and a part of the first lighting fixture 20 is housed therein. That is, the first space is an accommodation space for the first lighting device 20 .

The instrument inclined portions 114 are a pair of inclined walls provided on both sides of the accommodating portion 18 in the lateral direction (Y-axis direction) of the instrument body portion 11 . The instrument inclined portion 114 is formed so as to be inclined with respect to the attachment surface of the attached portion 9 . The pair of instrument inclined portions 114 are formed from each of the longitudinal sides of the instrument side edge portion 117 upward (Z1 side) and away from the accommodating portion 18 . That is, the instrument inclined portion 114 is inclined so that the distance between the ends on the side of the mounting portion 9 in the vertical direction (Z-axis direction) of the instrument main body 11 is wider than the distance between the ends on the lighting space side. are doing. In the lighting device 1, the accommodating portion 18 is formed between the pair of instrument inclined portions 114 in the lateral direction (Y-axis direction). The fixture slope 114 forms a slope and may reflect light emitted from the light source toward the illumination space.

The instrument side edge portions 117 are edge portions of the accommodating portion 18 provided in pairs on both sides of the accommodating portion 18 in the lateral direction (Y-axis direction) of the instrument main body portion 11 . An instrument side edge 117 is formed between the instrument side 111 and the instrument ramp 114 . The instrument side edges 117 are formed at the tip of the instrument side 111 opposite to the instrument bottom 110 and are formed in pairs from the tip of the pair of instrument sides 111 away from each other. The instrument side edge 117 constitutes the lower surface of the instrument main body 11 .

An instrument through portion 115, which is a through hole, is formed in an instrument inclined portion 114 and an instrument side edge portion 117 formed on one side of the instrument main body 11 in the short direction (Y-axis direction) with the accommodation portion 18 interposed therebetween. formed. The instrument penetrating portion 115 is formed in the central portion of the instrument main body 11 in the longitudinal direction (X-axis direction). As shown in FIG. 4, the fixture penetration part 115 is formed in the fixture main body part 11 in a rectangular shape in a plan view of the mounted part 9 viewed from the lighting space side. A second lighting device 30 , which will be described later, is inserted through the device penetration portion 115 , and the second lighting device 30 is inserted into the device penetration portion 115 so as to protrude from the device inclined portion 114 and the device side edge portion 117 toward the illumination space side. placed. Therefore, the fixture penetration part 115 only needs to be formed corresponding to the shape and dimensions of the outer shell part 42 of the second lighting fixture 30, which will be described later. The shape is not limited to a rectangular shape. The instrument penetration part 115 functions as an attachment/detachment opening or an attachment/detachment opening for the shell part 42 .

(instrument end 12)
The instrument end portions 12 are arranged at both ends in the longitudinal direction (X-axis direction) of the instrument body portion 11 . The instrument end 12 has an end plate 120 that covers the end of the instrument body 11 in the longitudinal direction (X-axis direction). The end plate 120 constitutes a side wall of the instrument body 11 extending in the lateral direction (Y-axis direction) of the instrument body 11 . The end plate 120 of the instrument end portion 12 is arranged at the end in the longitudinal direction (X-axis direction) of the instrument inclined portion 114 and the instrument side edge portion 117, and the instrument inclined portion 114 and the instrument side edge portion of the instrument main body portion 11 are arranged. Together with the portion 117 , it constitutes the outer shell of the lighting fixture 10 .

The end plate 120 is formed with a knockout portion 121 that forms a through hole in the end plate 120 by removing a part of the wall that constitutes the end plate 120 . The knockout portion 121 is a portion of the end plate 120 subjected to knockout processing, and is a portion that can be easily drilled on site by, for example, tapping or cutting. The knockout portion 121 has, for example, a plurality of through holes continuously formed like perforations along the periphery of the wall cut out from the end plate 120 . The form of knockout processing is not limited to a plurality of continuous through holes, and the end plate 120 may be knockout processed in other forms. In addition, the knockout portion 121 is detachably provided from the end plate 120 by knockout processing, but the knockout portion 121 can be removed from the end plate 120 by engagement with claws, adhesion, etc., in addition to the knockout processing. may be provided as follows. For example, an electric wire for feed wiring or the like is inserted through the through hole formed by the knockout portion 121 .

(Instrument-side connector 13 and instrument-side fixture 15)
The fixture-side connector 13 constitutes a connecting mechanism for detachably connecting the first lighting fixture 20 to the lighting fixture 10 . The fixture-side coupler 13 holds the first lighting fixture 20 in a state where the first lighting fixture 20 is attached to the lighting fixture 10 . The instrument-side coupler 13 is a plate spring and is made of an elastic member such as stainless steel or spring steel. Note that the instrument-side coupler 13 may be formed by bending an elastic material such as a plate or may be formed by bending an elastic material such as a wire. The fixture-side connector 13 engages with a lighting fixture-side connector (not shown) of the first lighting fixture 20 . As shown in FIG. 8 , two instrument-side couplers 13 are attached to the instrument bottom 110 and arranged along the longitudinal direction (X-axis direction) of the instrument bottom 110 that constitutes the housing section 18 . The instrument-side coupler 13 is arranged on the end side with respect to the central part in the longitudinal direction (X-axis direction) of the instrument bottom 110 . Also, the paired instrument-side couplers 13 are arranged on the instrument bottom 110 so that the tips of the springs face opposite directions. The instrument-side fixture 15 is a member for fixing the instrument-side connector 13 to the instrument main body 11, and is, for example, a screw.

(Equipment-side terminal block 14)
The fixture-side terminal block 14 is connected to an external power supply (not shown) drawn into the fixture main body 11 from the outside, and supplies power supplied from a commercial power supply to the first lighting fixture 20 . The device-side terminal block 14 is attached to the device bottom portion 110 of the device body portion 11 and fixed to the device bottom portion 110 . An external electric wire (not shown) for receiving power supply from an external power source is connected to the device-side terminal block 14 . Also, the appliance-side terminal block 14 is connected to an appliance-side power line 16 for supplying electric power to the power source section 23 of the first lighting device 20, which will be described later.

(Equipment side power line 16)
The fixture-side power line 16 has a wire portion 160 that connects the fixture main body 11 and the first lighting fixture 20 . One end of the electric wire portion 160 of the fixture-side power line 16 is connected to the fixture-side terminal block 14, and the other end is provided with a connector 161 for connecting to the power supply-side power line (not shown) of the first lighting device 20. It is

[First lighting fixture 20]
FIG. 9 is a cross-sectional view of the illumination device 1 of FIG. 4 taken along the line AA. The configuration of each part of the first lighting device 20 will be described with reference to FIGS. 1, 4, 8 and 9. FIG. The first lighting fixture 20 is a lighting fixture for regular use, and power is normally supplied from the outside of the lighting device 1 to the first light source section 21 as a light source through the fixture-side terminal block 14 . Note that the normal time refers to a state in which electric power such as a commercial power supply is supplied to the lighting device 1 from the outside of the lighting device 1 . Further, an emergency means a state in which power is not supplied to the lighting device 1 from the outside for some reason, such as a power failure. Normally, when the lighting device 1 is in the lighting state, the lighting device 1 emits light from the first lighting device 20 to illuminate the lighting space.

The first lighting device 20 constitutes the lighting device 1 by being attached to the lighting device 10, as shown in FIG. The first lighting fixture 20 is formed in an elongated shape, and is used by being attached to the lighting fixture body 11 of the lighting fixture 10 . The first lighting device 20 is partly housed in the housing portion 18 of the fixture main body 11 and is detachably attached to the fixture main body 11 . The first lighting fixture 20 has a first light source section 21, a first light transmitting section 22, a power supply section 23, and a support section 24, as shown in FIG. The first lighting device 20 also includes a lighting device-side connecting portion (not shown) that engages with the fixture-side connecting device 13 . The lighting fixture-side connecting part constitutes a connecting mechanism for detachably connecting the first lighting fixture 20 to the fixture main body part 11 together with the fixture-side connecting fixture 13 .

(First light source unit 21)
The first light source unit 21 is a light source and emits light. The first light source unit 21 is lit by the first lighting power supplied from the first lighting device. The first lighting device is a power supply section 23 to be described later. The first light source section 21 is arranged in a space surrounded by the first light transmitting section 22 and the supporting section 24 in a state where the first light transmitting section 22 is attached to the supporting section 24 . The first light source section 21 is formed to be long, and as shown in FIG. 9, has a first light source element 211 and a first light source substrate 210 on which the first light source element 211 is mounted. . An electric wire (not shown) is connected to one end of the first light source unit 21 in the longitudinal direction (X-axis direction) for electrical connection with the power supply unit 23 to be described later.

The first light source element 211 emits light upon being supplied with power. In this embodiment, a light emitting diode (hereinafter referred to as LED) element is used as the first light source element 211 . The plurality of first light source elements 211 are arranged in a line along the longitudinal direction (X-axis direction) on the mounting surface of the first light source substrate 210 . The arrangement of the first light source elements 211 on the first light source substrate 210 is not limited to being arranged in a line. For example, they may be arranged in a plurality of rows or in a staggered pattern. may be placed in Also, the first light source element 211 may use, for example, a solid state laser, a semiconductor laser, an organic EL (Electro Luminescence), an inorganic EL, or the like instead of the LED. The first light source board 210 is a plate-shaped member that is formed long and extends in the longitudinal direction (X-axis direction) of the first lighting device 20 . For the first light source substrate 210, for example, glass-epoxy substrate (FR-4), glass-composite substrate (CEM-3), paper epoxy substrate (FR-3), paper phenol substrate (XPC), metal base substrate, etc. is used.

(First translucent part 22)
The first light-transmitting part 22 receives the light emitted by the first light source part 21 and transmits and irradiates the light, and is formed of a light-transmitting material that transmits at least visible light. ing. The material of the first translucent part 22 may be, for example, a milky-white resin material or a resin material mixed with a diffusing agent. The first translucent part 22 can be formed using, for example, a resin material such as polycarbonate or acrylic. The first translucent part 22 is formed elongated so as to cover the first light source part 21, and is attached to a side end of a support part 24, which will be described later. The first translucent portion 22 has a main portion 220 , a mounting portion 221 and a lid portion 226 .

The main part 220 is a first light emitting part, covers the first light source part 21, and allows the light emitted from the first light source part 21 to pass therethrough. The main portion 220 is a part of the first light transmitting portion 22 , and covers the first light source portion 21 and faces the first light source portion 21 when the first light transmitting portion 22 is attached to the support portion 24 . . Therefore, the main portion 220 is a portion of the first translucent portion 22 that receives the light emitted by the first light source portion 21 and transmits and irradiates the light. Light emitted from the first light source unit 21 is incident from a first incident portion 222 forming an inner surface portion of the first light transmitting portion 22, and a first emitting portion 223 forming an outer surface portion of the first light transmitting portion 22. emitted toward the outside. The main portion 220 has an arcuate lower end as shown in FIG. 9 in a cross section perpendicular to the longitudinal direction (X-axis direction). The main portion 220 is not limited to a shape in which the lower end portion is formed in an arc shape as shown in FIG. may be in the shape of For example, the main portion 220 may have a linear portion or a curved portion, or may have both a linear portion and a curved portion in a cross section perpendicular to the longitudinal direction (X-axis direction). . The surface of the main portion 220 may have a planar shape formed from one plane, a polyhedral shape formed from a plurality of planes, or a shape formed from a single or multiple curved surfaces.

The attachment portion 221 is a portion of the first translucent portion 22 that engages with the support portion 24 . The mounting portion 221 is provided on the end portion side with respect to the central portion in the lateral direction (Y-axis direction) of the first light transmitting portion 22 . The mounting portions 221 are provided in pairs in the lateral direction (Y-axis direction) of the first translucent portion 22 . The mounting portion 221 is formed to protrude upward from the main portion 220, and is formed to extend in the vertical direction (Z-axis direction) when the first lighting device 20 is mounted on the lighting device 10. ing. One end of the mounting portion 221 is continuous with the main portion 220 in the vertical direction (Z-axis direction), and the other end of the mounting portion 221 extends toward the center in the lateral direction (Y-axis direction). It is curved like a hook. A hook-shaped portion formed at the end of the attachment portion 221 is hooked on the standing portion 241 , whereby the first light transmitting portion 22 is engaged with the support portion 24 and attached to the support portion 24 . Note that the mounting portion 221 may have another shape as long as it has a structure that engages with the standing portion 241 . Further, the mounting portion 221 may be formed continuously along the longitudinal direction (X-axis direction) of the first light-transmitting portion 22, or may be formed continuously along the longitudinal direction (X-axis direction) of the first light-transmitting portion 22. They may be formed at intervals.

The lid portion 226 is arranged at the end portion in the longitudinal direction (X-axis direction) of the first light-transmitting portion 22 and closes the opening formed at the end portion in the longitudinal direction (X-axis direction) of the first light-transmitting portion 22 . Together with this, the light emitted from the first light source unit 21 is distributed in the longitudinal direction (X-axis direction). The lid portion 226 is made of a material having permeability and diffusion properties such as acrylic resin, and is joined to the main portion 220 by bonding with an adhesive or by a joining means such as heat welding. In Embodiment 1, the lid portion 226 is configured separately from the main portion 220 and the attachment portion 221 , but the lid portion 226 may be formed integrally with the main portion 220 and the attachment portion 221 . Note that the lid portion 226 is not limited to one that distributes the light emitted by the first light source portion 21 in the longitudinal direction (X-axis direction), and blocks the light emitted by the first light source portion 21. may be

(Power supply unit 23)
The power supply unit 23 supplies power supplied from the outside through the device-side terminal block 14 to the first light source unit 21 to light the first light source element 211 . The power supply unit 23 is the first lighting device of the lighting device 1 . As shown in FIG. 9, the power supply unit 23 is fixed to the surface of the support unit 24 opposite to the surface on which the first light source unit 21 is attached by a power supply side fixture (not shown). The power supply side fixture is, for example, a screw, a screw and nut, or a rivet. The power supply unit 23 has a substantially rectangular parallelepiped case 230, a power supply board housed inside the case 230, and power supply circuit components (not shown) mounted on the power supply board. Also, the power supply unit 23 has a power supply side power line (not shown) connected to the first light source unit 21 .

(Support portion 24)
The support portion 24 is a member provided with a lighting fixture-side connector (not shown) for attaching the first lighting fixture 20 to the lighting fixture 10, and also includes the first light source section 21, the first translucent section 22, and the first light transmitting section 22. , to which the power supply unit 23 is attached. As shown in FIG. 9, the support portion 24 includes a base portion 240 formed in a long rectangular plate shape along the longitudinal direction (X-axis direction), and both ends of the base portion 240 in the short-side direction (Y-axis direction). and a standing portion 241 rising from the portion. Further, the support portion 24 has a plate-shaped power supply portion placement portion 242 that protrudes from the base portion 240 toward the rising side of the standing portion 241 . Although the support portion 24 is formed of a reflective member, a reflective paint may be used, or the reflective member may be arranged on the base material.

The base portion 240 is formed in a long plate shape as described above, and the power source portion 23 and the lighting fixture side connector (not shown) are arranged on one plate surface side, and the other plate surface side A first light source unit 21 is attached to the wall. The standing portion 241 is formed to extend upward (Z1 direction) from the base portion 240 when the first lighting device 20 is attached to the lighting device 10 . Also, the standing portion 241 is formed along the longitudinal direction (X-axis direction) of the base portion 240 . One end of the standing portion 241 is continuous with the base portion 240 in the vertical direction (Z-axis direction), and the other end of the standing portion 241 has a rounded edge, It is bent in an arc shape toward the center side (in the Y-axis direction). By hooking the mounting portion 221 of the first light transmitting portion 22 on the end portion of the standing portion 241 , the first light transmitting portion 22 is engaged with the support portion 24 and attached to the support portion 24 . The power unit arrangement portion 242 is a plate-like portion positioned above the base portion 240 (Z1 side) when the first lighting fixture 20 is attached to the lighting fixture 10 . In other words, the base portion 240 and the imaginary extended surface of the power supply portion placement portion 242 are parallel. The power supply section placement section 242 is formed in the central portion of the base section 240 in the lateral direction (Y-axis direction) of the base section 240 . The power supply unit 23 is arranged in the power supply unit arrangement unit 242 .

[Second lighting fixture 30]
An outline of the second lighting device 30 will be described with reference to FIGS. 1 to 9. FIG. The second lighting device 30 is an emergency lighting device, and emits light to illuminate the lighting space in an emergency when power is not supplied to the lighting device 1 from the outside for some reason, such as a power failure.

The second lighting device 30 is attached to the lighting device 10 and constitutes the lighting device 1 together with the first lighting device 20 . The second lighting device 30 is arranged outside the housing portion 18 in the lateral direction (Y-axis direction) of the lighting device 10 . The second lighting fixture 30 is formed in an elongated shape and attached along the longitudinal direction (X-axis direction) of the lighting fixture 10 . Also, the second lighting device 30 is provided in the central portion of the lighting device 10 in the longitudinal direction (X-axis direction). The second lighting fixture 30 is arranged side by side with the first lighting fixture 20 in the lateral direction (Y-axis direction) of the lighting fixture 10 . The second lighting device 30 is arranged such that the longitudinal direction of the first lighting device 20 and the longitudinal direction of the second lighting device 30 are parallel to each other in the lighting device 10 in a plan view of the attached portion 9 from the lighting space side. are arranged so that The second lighting device 30 is provided so as to protrude from an appliance penetration portion 115 formed in the appliance inclined portion 114 .

FIG. 10 is a third direction perspective view of the second lighting device 30 of FIG. FIG. 11 is a third direction exploded perspective view of the second lighting device 30 of FIG. FIG. 12 is a fourth direction perspective view of the second lighting fixture 30 of FIG. FIG. 13 is a fourth direction exploded perspective view of the second lighting fixture 30 of FIG. 14 is an exploded perspective view of the second light source unit 31 of FIG. 13. FIG. The configuration of the second lighting fixture 30 will be described in more detail with reference to FIGS. 9 to 14. FIG. The third direction in FIGS. 10 and 11 is the lateral direction (Y-axis direction) of the lighting device 1, from the outside to the inside of the lighting device 1, and from the lighting space side to the mounting portion 9 side. FIG. 10 is a perspective view of the second lighting device 30 when the lighting device 1 is viewed toward the lighting device 1; The fourth direction in FIGS. 12 and 13 is the lateral direction (Y-axis direction) of the lighting device 1, from the inside to the outside of the lighting device 1, and from the lighting space side to the mounting portion 9 side. FIG. 10 is a perspective view of the second lighting device 30 when the lighting device 1 is viewed toward the lighting device 1; 10 to 14, the up-down direction (Z-axis direction) on the paper for explaining the second lighting fixture 30 is opposite to the up-down direction (Z-axis direction) on the paper of the lighting device 1 in FIG. It is 11 and 13 show the second lighting device 30 with the battery 70 removed. As shown in FIGS. 13 to 15, the second lighting fixture 30 includes a second light source section 31, a control section 34, an operation section 36, an insulating section 38, a housing section 40, a holding member 50, It has a battery 70, a second lighting fixture fixture 80, and a hanging cord 60. - 特許庁

(Second light source section 31)
The second light source unit 31 is an emergency light source and emits light. The second light source section 31 is lit by the second lighting power supplied from the second lighting device. The second lighting device is the controller 34, which will be described later. As shown in FIGS. 10 and 12 , the second light source section 31 is accommodated in the housing section 40 with a part of the structure such as the second translucent section 312 exposed from the housing section 40 . The second light source part 31 is arranged between the pedestal part 44 and the outer shell part 42 in a state where the outer shell part 42 is attached to the pedestal part 44 . As shown in FIG. 14, the second light source section 31 includes a second light source substrate 310, a second light emitting element 311, a second light transmitting section 312, a holding section 317, a second light source section fixture 327, have

The second light source substrate 310 is a plate-like member and mounts the second light emitting elements 311 thereon. For the second light source substrate 310, for example, glass-epoxy substrate (FR-4), glass-composite substrate (CEM-3), paper epoxy substrate (FR-3), paper phenol substrate (XPC), metal base substrate, etc. is used.

The second light emitting element 311 emits light upon being supplied with power. In this embodiment, a light emitting diode (hereinafter referred to as LED) element is used as the second light emitting element 311 . Two of the plurality of second light emitting elements 311 are arranged along the longitudinal direction (X-axis direction) on the mounting surface of the second light source substrate 310 . Note that the number of the second light emitting elements 311 is not limited to two, and may be one or three or more. The arrangement of the second light emitting elements 311 on the second light source substrate 310 is not limited to being arranged in the longitudinal direction (X-axis direction). may be arranged obliquely with respect to the longitudinal direction or the transverse direction. The second light emitting element 311 may use, for example, a solid state laser, a semiconductor laser, an organic EL (electro luminescence), an inorganic EL, or the like instead of the LED.

The second light-transmitting part 312 receives the light emitted by the second light-emitting element 311, transmits the light, and irradiates the light. ing. The second translucent part 312 can be formed using, for example, a resin material or a glass material. The second translucent portion 312 is formed in an oval shape. The second light transmitting portion 312 has two lens portions 313 and a mounting portion 316 that forms the edge portion of the second light transmitting portion 312 .

The lens portion 313 is a second light emitting portion, covers the second light source portion 31, and allows the light emitted from the second light source portion 31 to pass therethrough. The lens portion 313 also controls the light distribution of light emitted from the second light emitting element 311 . The lens portion 313 covers the second light emitting element 311 as shown in FIG. 9 in a state where the second light transmitting portion 312 is attached to the holding portion 317 . Here, the dotted line Lt1 shown in FIG. 9 indicates the position of the irradiation-side tip of the lens portion 313 and the position of the irradiation-side tip of the main portion 220 of the first light-transmitting portion 22 constituting the first lighting device 20. It is a line comparing position. A dotted line Lt2 is a line comparing the attachment position of the lens portion 313 and the attachment position of the main portion 220 of the first light transmitting portion 22 constituting the first lighting device 20 . As can be seen from the dotted line Lt<b>2 , in the lighting device 1 , the installation position of the lens portion 313 is arranged closer to the lighting space than the installation position of the main portion 220 of the first lighting device 20 . That is, the lens portion 313 is arranged at a position higher than the main portion 220 with respect to the installation surface of the attached portion 9 . In addition, as can be seen from the dotted line Lt1, the illumination device 1 has a distance between the tip of the lens portion 313 on the irradiation side and the installation surface of the attached portion 9, and and the distance between the mounting surface of the mounting portion 9 is substantially equal. In addition, the lighting device 1 only needs to have a partition between the main part 220 of the first lighting device 20 and the lens part 313 of the second lighting device 30, and the positional relationship between the lens part 313 and the main part 220 is not limited to the positional relationship described above. A second incident portion 314 forming an inner surface portion of the lens portion 313 faces the second light emitting element 311 as shown in FIG. The light emitted from the second light emitting element 311 enters from the second incident portion 314 of the lens portion 313 and is emitted to the outside from the second emitting portion 315 forming the outer surface portion of the lens portion 313 . Therefore, the second emitting portion 315 of the lens portion 313 serves as the light emitting portion of the second light source portion 31 . The mounting portion 316 is a collar portion formed around the lens portion 313, as shown in FIG. The mounting portion 316 is guided by the mounting guide 321 of the holding portion 317 and engages with the holding projection 320 of the holding portion 317 when the second light transmitting portion 312 is attached to the holding portion 317 .

The holding portion 317 is for fixing the second light source substrate 310 and the lens portion 313 to the pedestal portion 44 described later. The holding portion 317 has a main holding portion 318 , a secondary holding portion 324 and a connecting portion 326 .

The holding main portion 318 is formed in a plate shape and serves as a base on which the second light transmitting portion 312 functioning as a lens is mounted. The holding main portion 318 has a holding projection 320 that locks the attached second translucent portion 312 . The holding projection 320 is a protruding portion provided on the side wall 318a rising from the main holding portion 318 and protruding inward from the side wall 318a. The holding projection 320 holds the second light-transmitting portion 312 together with the holding main portion 318 by sandwiching the second light-transmitting portion 312 from the vertical direction (Z-axis direction). The second light transmitting portion 312 is arranged on the lens holding portion 319 of the main holding portion 318 by the holding projection 320 . The holding portion 317 forms a mounting guide 321 between the lens holding portion 319 and the holding projection 320 . The mounting guide 321 is a groove formed between the lens holding portion 319 and the holding protrusion 320 . The mounting guide 321 fits into the mounting portion 316 of the second light transmitting portion 312 when the second light transmitting portion 312 is mounted on the holding portion 317, and guides the slide of the second light transmitting portion 312 to be mounted. A through hole 322 is formed in the holding main portion 318 . The through hole 322 is formed so as to be positioned above the mounting range of the second light emitting element 311 . In the second light transmitting portion 312 attached to the holding main portion 318 , the lens portion 313 and the second light emitting element 311 face each other through the through hole 322 . Therefore, light emitted from the second light emitting element 311 reaches the lens portion 313 through the through hole 322 . A main portion screw hole 323 is further formed in the holding main portion 318 . The main portion screw holes 323 are formed at two locations on the main holding portion 318 with the lens holding portion 319 interposed therebetween. The main screw hole 323 is a hole through which a second light source fixture 327 for fixing the second light source 31 to the base 44 is inserted. Of the two main screw holes 323 formed, one main screw hole 323 overlaps with a secondary screw hole 325 formed in the holding secondary portion 324 and communicates with the secondary screw hole 325 .

The holding sub-portion 324 is a plate-shaped member, and locks the second light-transmitting portion 312 arranged in the lens holding portion 319 so that the second light-transmitting portion 312 does not escape from the mounting guide 321 . It is. The holding sub-portion 324 also secures the second light-transmitting portion 312 so that it does not rattle within the mounting guide 321 . A sub-portion screw hole 325 is formed in the holding sub-portion 324 . The subsidiary screw hole 325 is a hole through which a second light source fixture 327 for fixing the second light source 31 to the base 44 is inserted. The secondary screw hole 325 overlaps with the main screw hole 323 formed in the holding main part 318 and communicates with the main screw hole 323 .

The connecting portion 326 is a portion that connects the main holding portion 318 and the secondary holding portion 324 . In Embodiment 1, connecting portion 326 is configured as one component by connecting main holding portion 318 and sub-holding portion 324 .

The second light source section fixture 327 is a member that fixes the second light source section 31 to the base section 44 . The second light source fixture 327 is, for example, a screw, a rivet, or the like. The second light source fixture 327 is inserted through a main screw hole 323 formed in the main holding part 318 and a secondary screw hole 325 formed in the secondary holding part 324 .

(control unit 34)
Next, the controller 34 will be described with reference to FIG. The control unit 34 turns on the second light source unit 31 and controls lighting of the second light source unit 31 . The control unit 34 is the second lighting device of the lighting device 1 . The control unit 34 also performs an inspection operation of the second light source unit 31 and controls the inspection operation of the second light source unit 31 . The control unit 34 also has a battery 70 to be described later, stores power in the battery 70 , and performs control related to power storage in the battery 70 . For example, the control unit 34 performs control to switch between charging the battery 70 and discharging the battery 70 .

The control unit 34 has a control board 340 and a control circuit component 341, and constitutes a storage circuit, a discharge circuit, a control circuit, and the like. The control board 340 is a plate-like member on which a control circuit component 341 is mounted. The control circuit component 341 has, for example, a storage device that stores programs, a CPU (Central Processing Unit) that executes programs, and the like.

The controller 34 also has a case 342 and a controller fixture 346 . The case 342 is formed in a box shape and accommodates the control board 340 inside. Case 342 has a first case 343 and a second case 345 . The first case 343 is a so-called bottom case, and is a container to which the control board 340 is attached. The first case 343 has a plate-shaped case bottom wall 343a and a pair of case side walls 343b rising from the case bottom wall 343a so as to face each other. A screw hole 344 is formed in the case bottom wall 343 a of the first case 343 . This screw hole 344 is a hole through which a control part fixture 346 for fixing the control part 34 to the pedestal part 44 and the base part 41 is inserted. The second case 345 is a so-called upper case, and is a lid that covers the top of the first case 343 . That is, the second case 345 covers the upper side of the control board 340 attached to the first case 343 in the control section 34 . The control part fixture 346 fixes the control part 34 to the base part 44 and the base part 41 . The control fixture 346 is, for example, a screw, nut, rivet, or the like.

(Operation unit 36)
Next, the operating section 36 will be described with reference to FIG. The operation unit 36 is used for inspection of the lighting device 1 . The operation portion 36 has an operation surface portion 360 and an operation portion fixture 363 . The operation surface portion 360 has an operation button 361 operated by an operator and an indicator light 362 . The indicator light 362 displays the energized state as a so-called indicator, for example. The operating portion fixture 363 fixes the operating portion 36 to the base portion 44 . The operating portion fixture 363 is, for example, a screw, nut, rivet, or the like.

(insulating portion 38)
Next, the insulating portion 38 will be described with reference to FIG. 14 . The insulating portion 38 is a plate-like member and an insulating sheet. The insulating portion 38 is disposed between the second light source substrate 310 of the second light source portion 31 and the second light source portion mounting portion 440 of the pedestal portion 44 described later in the second lighting device 30 . The insulating portion 38 electrically insulates the second light source substrate 310 of the second light source portion 31 and the second light source portion mounting portion 440 of the pedestal portion 44 . An insulating portion screw hole 380 is formed in the insulating portion 38 . The insulating screw holes 380 are formed at two locations. The insulating portion screw hole 380 is a hole through which the second light source portion fixture 327 for fixing the second light source portion 31 to the base portion 44 is inserted. By fixing the holding main portion 318 of the second light source portion 31 to the second light source portion mounting portion 440 of the base portion 44 , the insulating portion 38 is also fixed to the second light source portion mounting portion 440 of the base portion 44 .

(Casing part 40)
Next, the housing part 40 of the second lighting fixture 30 will be described with reference to FIGS. 9 to 14. FIG. The housing part 40 constitutes the outer shell of the second lighting device 30 . As shown in FIGS. 10 and 11, the housing part 40 is formed in a box shape by an outer shell part 42 and a base part 41, and forms a second space 45 inside as shown in FIG. A second space 45 formed by the housing portion 40 accommodates the second light source portion 31 , the control portion 34 , the operation portion 36 , and the insulating portion 38 . Further, the housing part 40 covers the second light source part 31, and a second space in which the second light source part 31 and the control part 34 are accommodated together with the lens part 313 that transmits the light emitted from the second light source part 31. form 45; As shown in FIGS. 10 and 12, the second lighting fixture 30 is covered with a housing section 40 that houses the entire optical system such as the second light source section 31. are exposed, but none of them protrude outside the outer surface 420a of the casing 40. As shown in FIG. Therefore, the housing part 40 serves as a partition wall between the first lighting device 20, which is a normal light source, and the second lighting device 30, which is an emergency light source. As shown in FIG. 13 , the housing part 40 includes a base part 41 fixed to the lighting device 10 , a base part 44 fixed to the base part 41 , and an outer shell part 42 detachably attached to the base part 44 . , has

The base portion 41 is a base portion for accommodating the second light source portion 31 as a base portion. The base 41 has a base bottom 410 , a base side 414 , and a base overhang 415 . The base bottom portion 410 is a rectangular plate-shaped member. The pedestal portion 44 and a holding member 50 to be described later are attached to the base bottom portion 410 . The base bottom portion 410 is formed with a holding member fixing portion 411 as shown in FIGS. 11 and 13, and a screw hole 412 and a mounting hole 413 as shown in FIG.

The holding member fixing portion 411 is a bridge-shaped cut-and-raised portion. That is, the holding member fixing portion 411 is a plate material cut and raised from the base bottom portion 410 , and both ends thereof are formed continuously with the base portion bottom portion 410 . The fixing portion 51 of the holding member 50 is inserted into the holding member fixing portion 411 . The screw hole 412 is a hole through which a mounting tool such as a screw for mounting the control section 34 and the pedestal section 44 to the base bottom section 410 is inserted. The mounting hole 413 is a hole through which the holding member fixture 54 for fixing the holding member 50 to the base bottom portion 410 is inserted.

The base side portion 414 guides movement of the outer shell portion 42 when the outer shell portion 42 is attached to the base portion 41 . Base sides 414 are sidewalls that rise from the edges of base bottom 410 . The base side portions 414 are provided along the longitudinal direction (X-axis direction) of the base bottom portion 410 formed in an elongated shape, and are arranged at both ends of the base bottom portion 410 in the longitudinal direction (X-axis direction). are provided as follows. That is, the base side portions 414 are formed so as to be arranged on three adjacent sides of the base bottom portion 410 formed in a rectangular shape.

The base projecting portion 415 is an attachment portion for attaching the second lighting device 30 to the fixture bottom portion 110 of the lighting fixture 10 . The base projecting portion 415 is a plate material that is continuous with the base bottom portion 410 and integrally formed with the base bottom portion 410 and extends from the base bottom portion 410 . The base projecting portion 415 is provided on one side of the base bottom portion 410 where the base side portion 414 is not provided. As shown in FIG. 13, the base projecting portion 415 is provided on the opposite side of the base portion 410 via the pedestal portion 44 with respect to the base portion side portion 414 provided along the longitudinal direction (X-axis direction) of the base portion bottom portion 410 . extends to The base projection 415 faces and abuts the fixture bottom 110 when the second lighting fixture 30 is placed in the lighting fixture 10 . A screw hole 416 is formed in the base projecting portion 415 . The screw hole 416 is a hole through which a second lighting fixture fixture 80 (to be described later) for fixing the second lighting fixture 30 to the fixture bottom portion 110 of the lighting fixture 10 is inserted.

The outer shell part 42 constitutes the outer shell of the second lighting device 30 and constitutes a design portion of the second lighting device 30 in appearance. The outer shell part 42 is formed using a light-shielding material. In addition, the shell portion 42 is formed using a flame-retardant or non-flammable material. In addition, the shell portion 42 is formed using a thermally conductive material. As shown in FIGS. 11 and 13, the outer shell part 42 is formed in a square prism-like box shape having an opening 42a on one surface. The outer shell part 42 is detachably attached to the base part 41 of the second lighting device 30 . More specifically, the shell part 42 is attached to the pedestal part 44 so as to cover the base part 41 . By attaching the outer shell part 42 to the base part 44 , the outer shell part 42 is attached to the base part 41 via the base part 44 . By attaching the outer shell portion 42 to the pedestal portion 44, the outer shell portion 42 includes the second light source portion 31 excluding the exposed portion, the control portion 34, the operating portion 36 excluding the exposed portion, the insulating portion 38, is covered and housed inside. That is, the outer shell part 42 accommodates the second light source part 31 and the lens part 313 in a state in which the lens part 313, which is the second light emitting part, is exposed. The outer portion 42 forms a second space 45 in which the second light source portion 31 is accommodated together with the lens portion 313, which is the second light emitting portion. In addition, by attaching the outer shell part 42 to the base part 44, the outer shell part 42 covers and accommodates the base part 41 excluding the base overhanging part 415, the base part 44, the battery 70, and the holding member 50 inside. . The shell portion 42 has a main shell portion 420 , longitudinal sides 427 , lateral sides 431 , and fasteners 432 .

The outer shell main portion 420 is a wall located on a surface facing the opening 42 a formed in the outer shell portion 42 . Further, the outer shell main portion 420 is a plate-like wall formed in a rectangular and long shape. The outer shell main portion 420 faces the base bottom portion 410 when the outer shell portion 42 is attached to the base portion 44 . The outer shell main portion 420 forms part of the lower surface portion of the lighting device 1 in a state where the second lighting fixture 30 is attached to the lighting fixture 10 . The outer shell main portion 420 has a second translucent member placement portion 421 and an operating portion placement portion 425 .

The second light-transmitting member placement portion 421 is a portion of the outer shell main portion 420 that faces the second light-transmitting portion 312 arranged inside the housing portion 40 . In other words, the second lighting device 30 has the second translucent part 312 arranged below the second translucent member arrangement part 421 . The second translucent member arrangement portion 421 has a stepped portion 422 .

The stepped portion 422 is a plate-like wall portion formed so that the wall of the outer shell main portion 420 is recessed inside. Therefore, the outer shell part 42 is recessed inward at the stepped part 422 as shown in FIG. As shown in FIGS. 11 and 13 , a step is formed between the stepped portion 422 and the outer surface 420 a of the outer shell main portion 420 . A translucent portion penetrating portion 423 and a screw hole 424 are formed in the stepped portion 422 . The translucent portion penetrating portion 423 is a through hole formed in the stepped portion 422 . The translucent portion penetrating portion 423 is formed at a position facing the lens portion 313 that is the second light emitting portion when the outer shell portion 42 is attached to the base portion 44 . Therefore, in the state where the outer shell portion 42 is attached to the base portion 44, as shown in FIGS. It is exposed to the outside from the stepped portion 422 via the portion penetrating portion 423 . 9 and 10, the lens portion 313 of the second translucent portion 312 arranged inside the housing portion 40 is translucent. A portion of the lens portion 313 protrudes outward from the step portion 422 via the portion penetrating portion 423 . The screw holes 424 are formed at two locations on the stepped portion 422 with the translucent portion penetrating portion 423 interposed therebetween. The screw hole 424 is a hole through which an outer shell fixture 432 for fixing the outer shell 42 to the pedestal 44 is inserted.

The operating section placement portion 425 is a portion of the outer shell main section 420 that faces the operating section 36 arranged inside the housing section 40 . In other words, the second lighting device 30 has the operation section 36 arranged below the operation section arrangement section 425 . An operation through portion 426 is formed in the operation portion placement portion 425 . The operation through portion 426 is a through hole formed in the operation portion placement portion 425 . 10 and 12, the operation surface portion 360 of the operation portion 36 disposed inside the housing portion 40 is operated through the operation through portion 426 when the outer shell portion 42 is attached to the base portion 44. As shown in FIGS. It is exposed from the wall surface of the part placement part 425 . By exposing the operation surface portion 360 to the lower surface portion of the lighting device 1 , the operator can operate the operation button 361 of the operation portion 36 and can recognize whether the indicator lamp 362 is on or off.

The shell longitudinal sides 427 constitute the side walls of the shell 42, as shown in FIGS. 11-13. The outer shell longitudinal side portions 427 are formed to rise from the side edges of the outer shell main portion 420 along the longitudinal direction (X-axis direction) of the outer shell main portion 420 . The shell longitudinal side 427 has a shell outer portion 428 and a shell inner portion 429 . The outer shell portion 428 and the inner shell portion 429 are formed to face each other. In a state in which the outer shell portion 42 is attached to the base portion 44, the outer shell outer portion 428 faces the base portion side portion 414 formed to extend in the longitudinal direction (X-axis direction). In the state where the outer shell part 42 is attached to the base part 44 , the outer shell inner part 429 is arranged on the projecting side of the base projecting part 415 . As shown in FIG. 9 , in the state where the second lighting fixture 30 is attached to the lighting fixture 10 , the outer shell outer portion 428 is positioned outside the lighting device 1 and the second lighting fixture 30 in the short direction (Y-axis direction). form the sidewalls of In addition, in the lateral direction (Y-axis direction) of the lighting device 1 , the inner outer portion 429 forms the inner side wall of the second lighting device 30 with respect to the outer outer portion 428 .

The inner shell part 429 is arranged along the fixture side part 111 of the lighting fixture 10 and abuts on the fixture side part 111 when the second lighting fixture 30 is attached to the lighting fixture 10 . The outer shell inner portion 429 is a partition wall that separates the housing portion 18 of the lighting fixture 10 and each component of the second lighting fixture 30 as shown in FIG. It functions as That is, when the first lighting fixture 20 is attached to the lighting fixture 10 , the outer shell part 42 separates the lens part 313 as the second light emitting part from the main part 220 as the first light emitting part. are placed in The housing portion 18 , which is the first space, and the second space 45 are separated by the outer shell portion 42 . That is, in the lighting device 1 , the space connecting the lighting device 10 to the second lighting device 30 is divided by the outer shell portion 42 into the housing portion 18 which is the first space and the second space 45 . The outer shell inner part 429 functions as a heat shield wall, and the operating heat generated by the first lighting fixture 20 affects each configuration of the second lighting fixture 30, such as the second light source section 31, the control section 34, and the battery 70. to relax. In addition, the outer shell inner portion 429 functions as a heat dissipation path for transferring the operating heat generated by the first lighting fixture 20 to the outside or to the lighting fixture 10 . That is, the outer shell part 42 functions as a heat transfer path from the accommodation part 18, which is the first space, to the attached part 9, or from the accommodation part 18, which is the first space, to the first lighting device 20 or the second lighting device. It functions as a heat transfer path to the illumination space illuminated by 30 . In addition, the outer shell portion 42 functions as a heat transfer path from the second space 45 to the attached portion 9, or heat transfer from the second space 45 to the lighting space illuminated by the first lighting device 20 or the second lighting device 30. Acts as a heat path. A notch portion 430 is formed in the outer shell inner portion 429 . The notch portion 430 is a through hole formed by cutting a part of the wall of the outer shell inner portion 429 and serves as a wiring path between the first lighting fixture 20 and the second lighting fixture 30 .

As shown in FIGS. 11 to 13, the outer shell short side portions 431 constitute the side walls of the outer shell portion 42. As shown in FIGS. The outer short side portions 431 are formed to rise from the side edges of the outer main portion 420 along the width direction (Y-axis direction) of the outer main portion 420 . The outer shell short side portions 431 constitute wall portions at both ends in the longitudinal direction (X-axis direction) of the outer shell portion 42 . The outer short side portions 431 form part of side walls on both end sides in the longitudinal direction (X-axis direction) of the second lighting fixture 30 when the second lighting fixture 30 is attached to the lighting fixture 10 .

The outer shell longitudinal side portion 427 and the outer shell short side portion 431 of the outer shell portion 42 are arranged to pass through the fixture inclined portion 114 in the state where the second lighting fixture 30 is attached to the lighting fixture 10 .

The shell portion fixture 432 secures the shell portion 42 to the pedestal portion 44 . The outer shell part fixture 432 is inserted through a screw hole 424 formed in the stepped part 422 and screwed into a screw hole 442 formed in the second light source part mounting part 440 of the base part 44 . The outer shell fixture 432 is, for example, a thumbscrew or the like. A nut 434 may be used for the outer shell fixture 432, as shown in FIG.

The housing part 40 also forms a mounting structure for the second light source part 31 and the like in the second space 45 by the pedestal part 44 . The pedestal portion 44 is provided with the second light source portion 31 , the holding portion 317 , the control portion 34 , the operation portion 36 , the insulating portion 38 and the like. It is something to do. The pedestal portion 44 has a second light source attachment portion 440 , an operation portion attachment portion 443 , a control portion attachment portion 445 , and a connecting portion 447 , as shown in FIG. 14 .

The second light source mounting portion 440 is a plate-shaped portion. The second light source section 31 and the insulating section 38 are placed and attached to the second light source section attachment section 440 . The outer shell portion 42 is also attached to the second light source attachment portion 440 . The second light source mounting portion 440 receives the operating heat generated by the second light source 31 and dissipates the received heat. A screw hole 441 and a screw hole 442 are formed in the second light source unit mounting portion 440 . The screw holes 441 are formed at two positions corresponding to the main part screw holes 323 of the second light source part 31 . A second light source fixture 327 for fixing the second light source 31 to the second light source mounting section 440 is mounted in the screw hole 441 . The screw holes 442 are formed at two positions corresponding to the screw holes 424 of the outer shell 42 . An outer part fixture 432 for fixing the outer part 42 to the second light source mounting part 440 is mounted in the screw hole 442 .

The operation unit mounting portion 443 is a plate-shaped portion. The operating portion 36 is placed and attached to the operating portion attaching portion 443 . A threaded hole 444 is formed in the operating portion attachment portion 443 . An operating portion fixture 363 for fixing the operating portion 36 to the operating portion mounting portion 443 is attached to the screw hole 444 .

The control unit mounting portion 445 is a plate-shaped portion. The controller 34 is placed and attached to the controller attachment portion 445 . The control unit mounting portion 445 functions as a heat dissipation path that receives the operating heat generated by the second light source unit 31 via the connecting portion 447 and transmits the received heat to the base portion 41 and the lighting fixture 10 . A screw hole 446 is formed in the control unit mounting portion 445 . A control part fixture 346 for fixing the control part 34 to the control part mounting part 445 is attached to the screw hole 446 .

The connecting portion 447 is a side wall that connects the second light source mounting portion 440 , the operating portion mounting portion 443 , and the control portion mounting portion 445 to each other. The connecting portion 447 is a plate extending vertically when the plate surfaces of the second light source mounting portion 440, the operating portion mounting portion 443, and the control portion mounting portion 445 are assumed to be horizontal. Note that the vertical direction is not necessarily a strict vertical direction with respect to the horizontal direction. good. The connecting portion 447 connects the second light source mounting portion 440 and the control portion mounting portion 445 so as to face each other, and also connects the operating portion mounting portion 443 and the control portion mounting portion 445 so as to face each other. ing. The connection part 447 functions as a heat dissipation path that receives the operating heat generated by the second light source part 31 and transfers the received heat to the base part 41 and the lighting fixture 10 .

The base portion 44 is formed such that the distance between the second light source attachment portion 440 and the control portion attachment portion 445 is greater than the distance between the operation portion attachment portion 443 and the control portion attachment portion 445. there is The distance between the second light source mounting portion 440 and the control portion mounting portion 445 and the distance between the operating portion mounting portion 443 and the control portion mounting portion 445 are the thickness of the second light source portion 31, It may differ depending on the thickness of the operation portion 36 or the like. Therefore, the base portion 44 is such that the distance between the second light source mounting portion 440 and the control portion mounting portion 445 is equal to or smaller than the distance between the operating portion mounting portion 443 and the control portion mounting portion 445. It may be formed to be The pedestal portion 44 has a connecting portion 447, a second light source mounting portion 440, an operating portion mounting portion 443, and a control portion mounting portion 445, which are integrally formed. good too. The pedestal portion 44 forms an opening portion 44 a at a position opposed to the connecting portion 447 by the operating portion mounting portion 443 and the control portion mounting portion 445 . The opening 44a is formed at a position where at least the battery 70 is arranged in the pedestal 44. As shown in FIG. In the lighting device 1 , at least a portion of the opening 44 a is covered with the outer shell 42 when the outer shell 42 is attached to the pedestal 44 .

(Holding member 50)
FIG. 15 is a perspective view of battery 70 positioned in base 41 of FIG. FIG. 16 is a cross-sectional view of the illumination device 1 of FIG. 4 taken along the line BB. FIG. 17 is a schematic cross-sectional view showing attachment and detachment of the battery 70 of FIG. FIG. 18 is a schematic cross-sectional view showing attachment and detachment of the battery 70 of FIG. Next, the holding member 50 will be described with reference to FIGS. 11 and 15 to 18. FIG. The holding member 50 is an elastic member such as a leaf spring, and holds the battery 70 arranged inside the housing section 40 . The holding member 50 has a holding portion 51 , a holding portion 53 and a holding member fixture 54 .

The fixing portion 51 is a plate-like plate member. As shown in FIGS. 15 and 16 , the fixing portion 51 is engaged with the base portion 41 and attached to the base portion 41 by being inserted into the holding member fixing portion 411 formed on the base portion 41 . The fixing portion 51 is in contact with the base portion 41 while being inserted into the holding member fixing portion 411 formed on the base portion 41 . A fixing hole 52 is formed in the fixing portion 51 as shown in FIG. A holding member fixture 54 for fixing the holding member 50 to the base 41 is attached to the fixing hole 52 . As shown in FIG. 16 , when the second lighting device 30 is attached to the lighting device 10 , the fixing portion 51 is arranged substantially parallel to the attached portion 9 .

The holding portion 53 is formed integrally with the fixing portion 51 and is a plate-like portion rising from the fixing portion 51 . The holding portion 53 is a plate-like portion that extends vertically when the plate surface of the fixing portion 51 is horizontal. The holding portion 53 faces the base side portion 414 as shown in FIG. 17 when the holding member 50 is attached to the base portion 41 . The holding portion 53 is inclined with respect to the plate surface of the fixing portion 51 so as to approach the fixing portion 51, and the angle between the plate surface of the holding portion 53 and the plate surface of the fixing portion 51 is 90 degrees or less. It is desirable to have Therefore, the holding portion 53 is inclined to approach the base portion side portion 414 in a state where the holding member 50 is attached to the base portion 41 .

The holding portion 53 has a holding bent portion 53c at its tip portion. The holding bent portion 53 c is bent in a mountain shape in a cross section in the rising direction of the holding portion 53 and is formed to protrude upward from the plate surface of the fixing portion 51 . More specifically, the holding portion 53 has a side wall fixing portion 53b connected to the fixing portion 51, and a holding bent portion 53c formed at the tip of the side wall fixing portion 53b. The holding bent portion 53c has a first inclined portion 53c1 connected to the side wall fixing portion 53b and a second inclined portion 53c2 connected to the first inclined portion 53c1. The side wall fixing portion 53b is inclined with respect to the plate surface of the fixing portion 51 so as to approach the fixing portion 51, and the first inclined portion 53c1 of the holding bent portion 53c is further inclined to the fixing portion 51 than the side wall fixing portion 53b. It is inclined with respect to the plate surface of the fixing portion 51 so as to come closer. The second inclined portion 53c2 of the holding bent portion 53c is inclined in a direction opposite to the direction of inclination of the first inclined portion 53c1. Therefore, the holding bent portion 53c has an L-shaped cross section formed by the first inclined portion 53c1 and the second inclined portion 53c2. The holding portion 53 is integrally formed with a side wall fixing portion 53b, a first inclined portion 53c1, and a second inclined portion 53c2.

The holding portion 53 has a spring property and is elastically deformed. As shown in FIG. 16 , when the second lighting fixture 30 is attached to the lighting fixture 10 , the holding portion 53 is arranged to extend in the vertical direction (Z-axis direction) of the lighting device 1 . Further, when the outer shell portion 42 is attached to the pedestal portion 44, as shown in FIG. hold. That is, the holding member 50 has a narrower movable range when the outer portion 42 is attached to the pedestal portion 44 than when the outer portion 42 is not attached to the pedestal portion 44 . On the other hand, as shown in FIG. 18, the holding member 50 is elastically deformed within a movable range that allows the battery 70 to be attached/detached when the outer shell portion 42 is not attached to the base portion 44 .

The holding member fixture 54 is a member that fixes the holding member 50 to the base 41 . The holding member fixture 54 is, for example, a screw, a rivet, or the like. The holding member fixture 54 is inserted through the fixing hole 52 formed in the fixing portion 51 and the mounting hole 413 formed in the base bottom portion 410 shown in FIG.

(battery 70)
Next, the battery 70 will be described with reference to FIGS. 11 and 15 to 18. FIG. The battery 70 supplies the second lighting power to the second light source section 31 . Battery 70 is a storage battery. The battery 70 is a so-called 4-cell type storage battery, but the number of cells constituting the battery 70 is not limited to 4 cells, and may be another number such as 6 cells. Battery 70 is detachably held on base 41 by holding member 50 . When the outer shell portion 42 is attached to the base portion 44, the battery 70 is held by the holding member 50 and held by the base portion 41 of the housing portion 40, as shown in FIG. That is, when the battery 70 is arranged in the housing portion 40 , the battery 70 is in contact with the inner surface of the housing portion 40 and is separated from the second space 45 by the holding member 50 attached to the housing portion 40 . kept inside. More specifically, when the outer shell portion 42 is attached to the pedestal portion 44, the battery 70 is in contact with the holding bent portion 53c and the base side portion 414 by the holding bent portion 53c, and the battery 70 is held by the holding bent portion 53c. is supported, and downward movement of the battery 70 is restricted. At this time, as described above, the elastic deformation of the holding portion 53 is restricted by coming into contact with the outer shell inner portion 429 of the outer shell portion 42 . When the outer shell 42 is removed from the base 41, the operator can remove the battery 70 downward by elastically deforming the holding member 50, as shown in FIG. At this time, since the holding portion 53 does not come into contact with the outer shell inner portion 429 of the outer shell portion 42, elastic deformation is not restricted. 18, the arrow S indicates the direction in which the battery 70 or the shell 42 is attached to the base 41, and the arrow R indicates the direction in which the battery 70 or the shell 42 is removed from the base 41. As shown in FIG.

(Second lighting fixture fixture 80)
Next, the second lighting fixture fixture 80 will be described with reference to FIG. The second lighting fixture fixture 80 is a member that fixes the second lighting fixture 30 to the lighting fixture 10 . The second lighting fixture fixture 80 is, for example, a screw, a rivet, or the like. The second lighting fixture fixture 80 is inserted through the screw hole 113 formed in the fixture bottom 110 and the screw hole 416 formed in the base projection 415 .

(Hanging string 60)
FIG. 19 is a perspective view of the lighting device 1 of FIG. 1 with the outer shell 42 of the second lighting device 30 removed. The hanging string 60 temporarily fixes the outer shell portion 42 of the second lighting fixture 30 to the lighting fixture 10 . The hanging string 60 is a string-like or rod-like member, one end of which is fixed to the base portion 41 and the other end of which is fixed to the outer shell portion 42 .

<Modified Example of Lighting Device 1>
FIG. 20 is a cross-sectional view taken along line BB of a modification of lighting device 1 according to Embodiment 1 of the present invention. A variant of the lighting device 1 has a second lighting fixture 30a. The modification of the lighting device 1 is different only in the configuration of the lighting device 1 and the second lighting fixture 30, and the other configurations are the same. The second lighting device 30a differs from the battery 70 and the housing portion 40 of the second lighting device 30 in the battery 70a and the housing portion 40a. The second lighting device 30a differs from the second lighting device 30 only in the battery 70a and the housing part 40a, and the other configurations are the same. In addition, in the modified example of the lighting device 1, parts having the same configurations as those of the lighting device 1 are denoted by the same reference numerals, and descriptions thereof are omitted.

(Battery 70a)
The battery 70a is a storage battery. The battery 70 is a so-called 6-cell large storage battery. The battery 70a differs from the battery 70 in the number of cells.
(Casing part 40a)
The housing portion 40a has a holding portion 53a. The housing portion 40a is different from the holding portion 53 of the housing portion 40 only in the configuration of the holding portion 53a, and the other configurations are the same. The holding portion 53a has a side wall fixing portion 53b1 connected to the fixing portion 51, and a holding bent portion 53c formed at the tip of the side wall fixing portion 53b1. The holding portion 53a is formed in a shape suitable for holding a so-called 6-cell large storage battery. For example, the battery 70a is larger than the battery 70, and the sidewall fixing portion 53b1 is formed longer in the vertical direction (Z-axis direction) than the sidewall fixing portion 53b. That is, the distance between the fixing portion 51 of the holding portion 53a and the holding bent portion 53c is greater than the distance between the fixing portion 51 of the holding portion 53 and the holding bent portion 53c.

Embodiment 2.
FIG. 21 is a first-direction perspective view of a lighting device 1b according to Embodiment 2 of the present invention. FIG. 22 is a second-direction perspective view of a lighting device 1b according to Embodiment 2 of the present invention. FIG. 23 is a front view of lighting device 1b according to Embodiment 2 of the present invention. FIG. 24 is a bottom view of lighting device 1b according to Embodiment 2 of the present invention. FIG. 25 is a rear view of lighting device 1b according to Embodiment 2 of the present invention. FIG. 26 is a top view of a lighting device 1b according to Embodiment 2 of the present invention. FIG. 27 is a side view of lighting device 1b according to Embodiment 2 of the present invention. 21 to 27, the configuration of lighting device 1b according to Embodiment 2 will be described, focusing on the configuration different from that of lighting device 1 according to Embodiment 1. FIG. 1 to 20 are denoted by the same reference numerals, and description thereof will be omitted. The first direction in FIG. 21 is the direction when the lighting device 1b is viewed from below the side where the second lighting device 30 is not provided in the lateral direction (Y-axis direction) of the lighting device 1b. The second direction in FIG. 22 is the direction when the lighting device 1b is viewed from below the side on which the second lighting device 30 is provided in the lateral direction (Y-axis direction) of the lighting device 1b.

<Lighting device 1b>
The illumination device 1b is installed at a position where it can illuminate the illumination space, and illuminates the illumination space. The illumination device 1b of the second embodiment is a so-called V-shaped (250 mm wide) illumination device.

The lighting device 1b includes a long lighting fixture 10b attached to a mounting portion 9 such as a ceiling or a wall, a first long lighting fixture 20 detachably attached to the lighting fixture 10b, and and a second lighting device 30 attached thereto. In the lighting device 1b, a first lighting fixture 20 and a second lighting fixture 30 are arranged side by side in the short direction (Y-axis direction).

[Lighting equipment 10b]
The lighting fixture 10b has a fixture main body portion 11b, a fixture end section 12b, a fixture side connector 13, a fixture side terminal block 14, a fixture side fixture 15, and a fixture side power line 16. The lighting device 1b of the second embodiment differs from the lighting device 10 of the lighting device 1 of the first embodiment in the configuration of the lighting device 10b.

(Instrument main body 11b)
The fixture main body 11b is a housing that forms the outer shell of the lighting fixture 10b. The device main body 11b is attached to the attached portion 9 using a fastener such as a bolt. The instrument main body portion 11b has an instrument bottom portion 110, an instrument side portion 111, an instrument inclined portion 114b, and an instrument side edge portion 117b. The instrument bottom portion 110, the instrument side portion 111, the instrument inclined portion 114b, and the instrument side edge portion 117b are integrally formed by bending a metal plate, for example. However, the instrument main body 11b is not limited to being formed by bending a metal plate material, and may be formed using other materials such as resin, ceramic, etc., or may be formed by extrusion molding. , may be formed by other methods such as additive manufacturing. In addition, the instrument bottom portion 110, the instrument side portion 111, the instrument inclined portion 114b, and the instrument side edge portion 117b are not limited to being integrally formed, and these members are securely fixed to each other. If it is, it may be formed separately.

The instrument inclined portion 114b is a pair of inclined walls provided on both sides of the accommodating portion 18 in the lateral direction (Y-axis direction) of the instrument body portion 11b. The instrument inclined portion 114 b is formed so as to be inclined with respect to the mounting surface of the mounted portion 9 . The pair of instrument inclined portions 114b are formed so as to extend upward (Z1 side) and away from the accommodating portion 18 from each of the longitudinal sides of the instrument side edge portion 117b. That is, the instrument inclined portion 114b is inclined such that the interval between the ends on the side of the attached portion 9 in the vertical direction (the Z-axis direction) of the instrument body portion 11b is wider than the interval between the ends on the lighting space side. are doing. In the lighting device 1b, a housing portion 18 is formed between a pair of instrument inclined portions 114b in the lateral direction (Y-axis direction). The instrument inclined portion 114b forms an inclined surface and may reflect the light emitted from the light source toward the illumination space. Note that the instrument inclined portion 114b has a distance between both ends in the short direction (Y-axis direction) of the lighting device 1b, which is longer than the distance between both ends in the short direction (Y-axis direction) of the instrument inclined portion 114 in the lighting device 1. big.

The instrument side edge portions 117b are edge portions of the accommodating portion 18 provided in pairs on both sides of the accommodating portion 18 in the lateral direction (Y-axis direction) of the instrument main body portion 11b. The instrument side edge portion 117b is formed between the instrument side portion 111 and the instrument inclined portion 114b. The instrument side edges 117b are formed at the distal ends of the instrument side parts 111 opposite to the instrument bottom part 110, and are formed in pairs so as to be separated from the distal ends of the pair of instrument side parts 111. As shown in FIG. The instrument side edge portion 117b constitutes the lower surface portion of the instrument body portion 11b.

An instrument through portion 115b, which is a through hole, is formed in an instrument inclined portion 114b and an instrument side edge portion 117b formed on one side of the instrument main body portion 11b in the short direction (Y-axis direction) with the housing portion 18 interposed therebetween. formed. The instrument penetrating portion 115b is formed in the central portion in the longitudinal direction (X-axis direction) of the instrument main body 11b. As shown in FIG. 24, the appliance through portion 115b is formed in a rectangular shape in the appliance main body portion 11b in a plan view of the attached portion 9 viewed from the lighting space side. The second lighting device 30 is inserted through the device penetration portion 115b, and the second lighting device 30 is arranged in the device penetration portion 115b so as to protrude from the device inclined portion 114b and the device side edge portion 117b toward the lighting space. be. Therefore, the fixture penetration part 115b only needs to be formed corresponding to the shape and size of the outer shell part 42 of the second lighting fixture 30, and has a rectangular shape in a plan view when the mounting part 9 is viewed from the lighting space side. is not limited to the shape formed in the The device through portion 115b functions as an opening for attachment or detachment of the outer shell portion 42 or an attachment/detachment opening.

(Instrument end 12b)
The instrument end portions 12b are arranged at both ends in the longitudinal direction (X-axis direction) of the instrument body portion 11b. The instrument end portion 12b has an end plate 120b that covers the end portion in the longitudinal direction (X-axis direction) of the instrument body portion 11b. The end plate 120b constitutes a side wall of the instrument main body 11b extending in the lateral direction (Y-axis direction) of the instrument main body 11b. The end plate 120b is arranged at the end in the longitudinal direction (X-axis direction) of the luminaire inclined portion 114b and the luminaire side edge portion 117b, and constitutes the outline of the lighting luminaire 10b together with the luminaire body portion 11b. The fixture end 12 b has a distance between both ends in the short direction (Y-axis direction) of the lighting device 1 b greater than the distance between both ends of the fixture end 12 in the lighting device 1 in the short direction (Y-axis direction). The end plate 120b is formed with a knockout portion 121 that forms a through hole in the end plate 120b by removing a part of the wall that constitutes the end plate 120b.

Embodiment 3.
FIG. 28 is a first-direction perspective view of a lighting device 1c according to Embodiment 3 of the present invention. FIG. 29 is a second-direction perspective view of a lighting device 1c according to Embodiment 3 of the present invention. FIG. 30 is a front view of a lighting device 1c according to Embodiment 3 of the present invention. FIG. 31 is a bottom view of a lighting device 1c according to Embodiment 3 of the present invention. FIG. 32 is a rear view of lighting device 1c according to Embodiment 3 of the present invention. FIG. 33 is a top view of a lighting device 1c according to Embodiment 3 of the present invention. FIG. 34 is a side view of a lighting device 1c according to Embodiment 3 of the present invention. With reference to FIGS. 28 to 34, the configuration of the lighting device 1c according to the third embodiment will be described, focusing on the configuration different from the configuration of the lighting device 1 according to the first embodiment. 1 to 20 are denoted by the same reference numerals, and description thereof will be omitted. The first direction in FIG. 28 is the direction when the lighting device 1c is viewed from below the side where the second lighting device 30 is not provided in the lateral direction (Y-axis direction) of the lighting device 1c. The second direction in FIG. 29 is the direction when the lighting device 1c is viewed from below the side on which the second lighting device 30 is provided in the lateral direction (Y-axis direction) of the lighting device 1c.

<Lighting device 1c>
The illumination device 1c is installed at a position where it can illuminate the illumination space, and illuminates the illumination space. The illumination device 1c of Embodiment 3 is a so-called trough-shaped illumination device.

The lighting device 1c includes a long lighting fixture 10c attached to a mounting portion 9 such as a ceiling or a wall, a first long lighting fixture 20 detachably attached to the lighting fixture 10c, and and a second lighting device 30 attached thereto. In the lighting device 1c, a first lighting fixture 20 and a second lighting fixture 30 are arranged side by side in the lateral direction (Y-axis direction). As shown in FIG. 29, the lighting device 1c is arranged on the side of the lighting fixture 10c in the short direction (Y-axis direction) of the lighting device 1c. The lighting device 1c of the third embodiment differs from the lighting device 1 of the first embodiment and the lighting device 1b of the second embodiment in that the second lighting device 30 is arranged outside the lighting device 10c.

[Lighting equipment 10c]
The lighting fixture 10 c has a fixture main body portion 11 c , a fixture end section 12 c , a fixture side connector 13 , a fixture side terminal block 14 , a fixture side fixture 15 , and a fixture side power line 16 . A lighting device 1c of the third embodiment differs from the lighting device 10 of the lighting device 1 of the first embodiment in the configuration of a lighting device 10c.

(Instrument main body 11c)
The fixture main body 11c is a housing that forms the outer shell of the lighting fixture 10c. The device main body 11c is attached to the attached portion 9 using a fastener such as a bolt. The instrument body portion 11c has an instrument bottom portion 110, an instrument side portion 111, and an instrument side edge portion 117c. The instrument bottom portion 110, the instrument side portion 111, and the instrument side edge portion 117c are integrally formed by bending a metal plate, for example. However, the instrument main body 11c is not limited to being formed by bending a metal plate material, and may be formed using other materials such as resin, ceramic, etc., or may be extrusion-molded. , may be formed by other methods such as additive manufacturing. Also, the instrument bottom portion 110 and the instrument side portion 111 are not limited to being integrally formed, and may be formed separately as long as these members are securely fixed to each other. The instrument side edge portions 117c are edge portions of the accommodating portion 18 provided in pairs on both sides of the accommodating portion 18 in the lateral direction (Y-axis direction) of the instrument main body portion 11c. The instrument side edge portion 117c is formed at the tip of the instrument side portion 111 opposite to the instrument bottom portion 110 . The fixture main body 11c of Embodiment 3 constitutes the outer shell of the so-called trough-shaped lighting fixture 10, and differs from the fixture main body 11 of Embodiment 1 in that it does not have the fixture inclined portion 114. .

(Instrument end 12c)
The instrument end portions 12c are arranged at both ends in the longitudinal direction (X-axis direction) of the instrument body portion 11c. The instrument end portion 12c has an end plate 120c that covers the end portion in the longitudinal direction (X-axis direction) of the instrument body portion 11c. The end plate 120c constitutes a side wall of the instrument main body 11c extending in the lateral direction (Y-axis direction) of the instrument main body 11c. The end plates 120c are arranged at the ends in the longitudinal direction (X-axis direction) of the fixture bottom part 110 and the fixture side part 111, and form the outline of the lighting fixture 10c together with the fixture main body part 11c. The end plate 120c is formed with a knockout portion 121c that forms a through hole in the end plate 120c by removing a part of the wall that constitutes the end plate 120c.

Embodiment 4.
FIG. 35 is a first-direction perspective view of a lighting device 1d according to Embodiment 4 of the present invention. FIG. 36 is a second-direction perspective view of a lighting device 1d according to Embodiment 4 of the present invention. FIG. 37 is a front view of lighting device 1d according to Embodiment 4 of the present invention. FIG. 38 is a bottom view of lighting device 1d according to Embodiment 4 of the present invention. FIG. 39 is a rear view of lighting device 1d according to Embodiment 4 of the present invention. FIG. 40 is a top view of a lighting device 1d according to Embodiment 4 of the present invention. FIG. 41 is a side view of lighting device 1d according to Embodiment 4 of the present invention. With reference to FIGS. 35 to 41, the configuration of the lighting device 1d according to the fourth embodiment will be described, focusing on the configuration different from the configuration of the lighting device 1 according to the first embodiment. 1 to 20 are denoted by the same reference numerals, and description thereof will be omitted. The first direction in FIG. 35 is the direction when the lighting device 1d is viewed from below on the side where the second lighting device 30 is not provided in the lateral direction (Y-axis direction) of the lighting device 1d. The second direction in FIG. 36 is the direction when the lighting device 1d is viewed from below the side on which the second lighting device 30 is provided in the lateral direction (Y-axis direction) of the lighting device 1d.

<Lighting device 1d>
The illumination device 1d is installed at a position where it can illuminate the illumination space, and illuminates the illumination space. The illumination device 1d of the fourth embodiment is a so-called embedded illumination device.

The lighting device 1d includes a long lighting fixture 10d attached to a mounting portion 9 such as a ceiling or a wall, a first long lighting fixture 20 detachably attached to the lighting fixture 10d, and and a second lighting device 30 attached thereto. In the lighting device 1d, a first lighting fixture 20 and a second lighting fixture 30 are arranged side by side in the short direction (Y-axis direction).

[Lighting equipment 10d]
The lighting fixture 10 d has a fixture body 11 d , a fixture end 12 d , a fixture side connector 13 , a fixture side terminal block 14 , a fixture side fixture 15 , and a fixture side power line 16 . A lighting device 1d of the fourth embodiment differs from the lighting device 10 of the lighting device 1 of the first embodiment in the configuration of a lighting device 10d.

(Equipment main body 11d)
The fixture main body 11d is a housing that forms the outer shell of the lighting fixture 10d. The device main body 11d is attached to the attached portion 9 using a fastener such as a bolt. The instrument body portion 11d has an instrument bottom portion 110, an instrument side portion 111d, an instrument inclined portion 114d, and an instrument side edge portion 117d. The instrument bottom portion 110, the instrument side portion 111d, the instrument inclined portion 114d, and the instrument side edge portion 117d are integrally formed by bending a metal plate, for example. However, the instrument main body 11d is not limited to being formed by bending a metal plate material, and may be formed using other materials such as resin, ceramic, etc., or may be extrusion-molded. , may be formed by other methods such as additive manufacturing. Moreover, the instrument bottom portion 110, the instrument side portion 111d, the instrument inclined portion 114d, and the instrument side edge portion 117d are not limited to being integrally formed, and these members are securely fixed to each other. If it is, it may be formed separately.

The instrument main body portion 11d forms a recessed accommodation portion 18 with an instrument bottom portion 110, an instrument side portion 111d, and an instrument end portion 12d, which will be described later. The housing portion 18 has a bottom portion formed by the instrument bottom portion 110, a sidewall portion extending in the longitudinal direction by the instrument side portion 111d, and a side wall portion extending in the lateral direction by the instrument end portion 12d. A first lighting fixture 20 that partially houses the first lighting fixture 20 is attached to the housing portion 18 .

The instrument inclined portion 114d is a pair of inclined walls provided on both sides of the accommodating portion 18 in the lateral direction (Y-axis direction) of the instrument body portion 11b. The instrument inclined portion 114 d is formed so as to be inclined with respect to the mounting surface of the mounted portion 9 . The pair of instrument inclined portions 114d are formed so as to separate from each other downward (Z2 side) from the housing portion 18 . That is, the instrument inclined portion 114d is inclined so that the interval between the ends on the lighting space side is wider than the interval between the ends on the attached portion 9 side in the vertical direction (Z-axis direction) of the appliance main body portion 11d. ing. In the lighting device 1d, the housing portion 18 is not arranged between the pair of instrument inclined portions 114d in the lateral direction (Y-axis direction), and the pair of instrument inclined portions 114d are formed so as to face each other. . However, in a plan view of the illumination device 1d from the illumination space side, the accommodation portion 18 is arranged between the pair of the instrument inclined portions 114d. The instrument inclined portion 114d forms an inclined surface and may reflect the light emitted from the light source toward the illumination space.

The instrument side edge portions 117d are edge portions of the accommodating portion 18 provided in pairs on both sides of the accommodating portion 18 in the lateral direction (Y-axis direction) of the instrument main body portion 11d. The instrument side edge portion 117d is formed between the instrument side portion 111d and the instrument inclined portion 114d. The instrument side edge 117d is formed at the tip of the instrument side 111d opposite to the instrument bottom 110, and is formed in a pair so as to be separated from each other from the tip of the pair of instrument side 111d.

An instrument through portion 115d, which is a through hole, is formed in an instrument inclined portion 114d and an instrument side edge portion 117d formed on one side of the instrument main body portion 11d in the short direction (Y-axis direction) with the accommodation portion 18 interposed therebetween. formed. The instrument penetrating portion 115d is formed in the central portion in the longitudinal direction (X-axis direction) of the instrument main body 11d. As shown in FIG. 38, the fixture penetration part 115d is formed in a rectangular shape in the fixture main body part 11d in a plan view of the mounted part 9 viewed from the illumination space side. The second lighting device 30 is inserted through the device penetration portion 115d, and the second lighting device 30 is arranged in the device penetration portion 115d so as to protrude from the device inclined portion 114d and the device side edge portion 117d toward the lighting space. be. Therefore, the fixture penetration part 115d only needs to be formed corresponding to the shape and size of the outer shell part 42 of the second lighting fixture 30, and has a rectangular shape in plan view when the mounting part 9 is viewed from the lighting space side. is not limited to the shape formed in the The device through portion 115d functions as an opening for attaching and detaching the outer shell portion 42 or as an opening for attachment and detachment.

(Instrument end 12d)
The instrument end portions 12d are arranged at both ends in the longitudinal direction (X-axis direction) of the instrument body portion 11d. The instrument end portion 12d covers the end portion in the longitudinal direction (X-axis direction) of the instrument body portion 11d. The instrument end 12d constitutes a side wall of the instrument body 11d extending in the lateral direction (Y-axis direction) of the instrument body 11d. The fixture end portion 12d constitutes the outline of the lighting fixture 10d together with the fixture main body section 11d.

Embodiment 5.
FIG. 42 is a first-direction perspective view of a lighting device 1e according to Embodiment 5 of the present invention. FIG. 43 is a second-direction perspective view of a lighting device 1e according to Embodiment 5 of the present invention. FIG. 44 is a front view of a lighting device 1e according to Embodiment 5 of the present invention. FIG. 45 is a bottom view of lighting device 1e according to Embodiment 5 of the present invention. FIG. 46 is a rear view of lighting device 1e according to Embodiment 5 of the present invention. FIG. 47 is a top view of a lighting device 1e according to Embodiment 5 of the present invention. FIG. 48 is a side view of lighting device 1e according to Embodiment 5 of the present invention. With reference to FIGS. 42 to 48, the configuration of the lighting device 1e according to the fifth embodiment will be described, focusing on the configuration different from the configuration of the lighting device 1 according to the first embodiment. 1 to 20 are denoted by the same reference numerals, and description thereof will be omitted. The first direction in FIG. 42 is the direction when the lighting device 1e is viewed from below on the side where the second lighting device 30 is not provided in the lateral direction (Y-axis direction) of the lighting device 1e. The second direction in FIG. 43 is the direction when the lighting device 1e is viewed from below the side on which the second lighting device 30 is provided in the lateral direction (Y-axis direction) of the lighting device 1e.

<Lighting device 1e>
The illumination device 1e is installed at a position where it can illuminate the illumination space, and illuminates the illumination space. The lighting device 1e of Embodiment 5 is a so-called embedded lighting device.

The lighting device 1e includes a long lighting fixture 10e attached to a mounting portion 9 such as a ceiling or a wall, a first long lighting fixture 20 detachably attached to the lighting fixture 10e, and and a second lighting fixture 30e attached. In the lighting device 1e, a first lighting fixture 20 and a second lighting fixture 30e are arranged side by side in the short direction (Y-axis direction).

[Lighting equipment 10e]
The lighting fixture 10 e has a fixture body portion 11 e , a fixture end section 12 e , a fixture side connector 13 , a fixture side terminal block 14 , a fixture side fixture 15 , and a fixture side power line 16 . The illumination device 1e of the fifth embodiment differs from the illumination device 10 and the second illumination device 30 of the illumination device 1 of the first embodiment in the configurations of the illumination device 10e and the second illumination device 30e.

(Instrument main body 11e)
The fixture main body 11e is a housing that forms the outer shell of the lighting fixture 10e. The device main body 11e is attached to the attached portion 9 using a fastener such as a bolt. The instrument body portion 11e has an instrument bottom portion 110e, an instrument side portion 111e, an instrument inclined portion 114e, and an instrument side edge portion 117e. The instrument bottom portion 110e, the instrument side portion 111e, the instrument inclined portion 114e, and the instrument side edge portion 117e are integrally formed by bending a metal plate, for example. However, the instrument main body 11e is not limited to being formed by bending a metal plate material, and may be formed using other materials such as resin, ceramic, etc., or may be formed by extrusion molding. , may be formed by other methods such as additive manufacturing. Further, the instrument bottom portion 110e, the instrument side portion 111e, the instrument inclined portion 114e, and the instrument side edge portion 117e are not limited to being integrally formed, and these members are securely fixed to each other. If it is, it may be formed separately.

The instrument main body 11e forms a recessed accommodation section 18 with an instrument bottom 110e, an instrument side 111e, and an instrument end 12e, which will be described later. The housing portion 18 has a bottom portion formed by the instrument bottom portion 110e, a sidewall portion extending in the longitudinal direction by the instrument side portion 111e, and a sidewall portion extending in the lateral direction by the instrument end portion 12e. A first lighting fixture 20 that partially houses the first lighting fixture 20 is attached to the housing portion 18 .

The instrument inclined portions 114e are inclined walls provided in pairs on both sides of the accommodating portion 18 in the lateral direction (Y-axis direction) of the instrument body portion 11e. The instrument inclined portion 114 e is formed so as to be inclined with respect to the attachment surface of the attached portion 9 . The pair of instrument inclined portions 114e are formed so as to separate from each other downward (Z2 side) from the housing portion 18. As shown in FIG. That is, the instrument inclined portion 114e is inclined so that the interval between the ends on the illumination space side is wider than the interval between the ends on the attached portion 9 side in the vertical direction (Z-axis direction) of the instrument main body portion 11e. ing. In the lighting device 1e, the storage portion 18 is not arranged between the pair of instrument inclined portions 114e in the lateral direction (Y-axis direction), and the pair of instrument inclined portions 114e are formed so as to face each other. . However, in a plan view of the lighting device 1e from the lighting space side, the housing portion 18 is arranged between the pair of the fixture inclined portions 114e. The instrument inclined portion 114e forms an inclined surface and may reflect the light emitted from the light source toward the illumination space.

The instrument side edge portions 117e are edge portions of the accommodating portion 18 provided in pairs on both sides of the accommodating portion 18 in the lateral direction (Y-axis direction) of the instrument main body portion 11e. The instrument side edge portion 117e is formed between the instrument side portion 111e and the instrument inclined portion 114e. The instrument side edge 117e is formed at the tip of the instrument side 111e opposite to the instrument bottom 110e, and is formed in a pair so as to be separated from each other from the tip of the pair of instrument side 111e.

An instrument through portion 115e, which is a through hole, is formed in an instrument inclined portion 114e and an instrument side edge portion 117e formed on one side of the instrument main body portion 11e in the short direction (Y-axis direction) with the housing portion 18 interposed therebetween. formed. The instrument penetrating portion 115e is composed of two through holes, a first penetrating portion 116e and a second penetrating portion 118e. The first through portion 116e and the second through portion 118e are formed along the longitudinal direction (X-axis direction) of the instrument body portion 11e.

The first through portion 116e is formed in the central portion in the longitudinal direction (X-axis direction) of the instrument body portion 11e. As shown in FIG. 45, the first penetrating portion 116e is formed in a rectangular shape in the fixture main body portion 11e in a plan view of the mounting portion 9 viewed from the lighting space side. The outer shell portion 42e of the second lighting device 30e is inserted through the first through portion 116e, and the second light source portion 31 of the second lighting device 30e extends from the fixture inclined portion 114e and the fixture side edge portion 117e toward the illumination space side. It is arranged in the first penetrating portion 116e so as to protrude. Therefore, the first through portion 116e may be formed to correspond to the shape and dimensions of the outer shell portion 42e of the second lighting fixture 30e, and is rectangular in a plan view of the attached portion 9 from the lighting space side. It is not limited to the shape formed in the shape. The instrument penetration part 115e functions as an attachment/detachment opening or an attachment/detachment opening of the outer shell part 42e.

As shown in FIG. 45, the second through portion 118e is formed in a rectangular shape in the fixture main body portion 11e in a plan view of the attached portion 9 from the lighting space side. The operation portion 36 of the second lighting device 30e is exposed through the device inclined portion 114e and the device side edge portion 117e in the second through portion 118e. Therefore, the second through portion 118e may be formed to correspond to the shape and dimensions of the operation portion 36 of the second lighting fixture 30e, and is rectangular in plan view when the attached portion 9 is seen from the lighting space side. It is not limited to the shape formed in the shape. In the lighting device 1e, an operation surface portion 360 such as an operation button 361 and an indicator lamp 362 of the operation portion 36 is exposed to the outside of the fixture main body portion 11e through the second penetration portion 118e.

(Instrument end 12e)
The instrument end portions 12e are arranged at both ends in the longitudinal direction (X-axis direction) of the instrument body portion 11e. The instrument end 12e covers the end in the longitudinal direction (X-axis direction) of the instrument main body 11e. The instrument end 12e forms a side wall of the instrument body 11e extending in the lateral direction (Y-axis direction) of the instrument body 11e. The fixture end portion 12e constitutes the outline of the lighting fixture 10e together with the fixture main body section 11e.

[Second lighting fixture 30e]
An outline of the second lighting device 30e will be described with reference to FIGS. 42 to 48. FIG. The second lighting fixture 30e is an emergency lighting fixture, and emits light to illuminate the lighting space in an emergency when power is not supplied to the lighting device 1e from the outside of the lighting device 1e for some reason, such as a power failure. The second lighting device 30e has a smaller outer shell portion 42e exposed from the lighting device 10e than the lighting device 10 of the first embodiment. This is an embodiment with improved performance.

The second lighting device 30e is attached to the lighting device 10e, and together with the first lighting device 20 constitutes the lighting device 1e. The second lighting fixture 30e is formed in an elongated shape and is attached along the longitudinal direction (X-axis direction) of the lighting fixture 10e. Further, the second lighting fixture 30e is provided in the central portion in the longitudinal direction (X-axis direction) of the lighting fixture 10e. The second lighting fixture 30e is arranged side by side with the first lighting fixture 20 in the lateral direction (Y-axis direction) of the lighting fixture 10e. The second lighting device 30e is arranged such that the longitudinal direction of the first lighting device 20 and the longitudinal direction of the second lighting device 30e are parallel to each other in the lighting device 10e when viewed from the lighting space side in a plan view of the attached portion 9. are arranged so that The second illuminator 30e is provided so as to protrude from an appliance penetrating portion 115e formed in the appliance inclined portion 114e. More specifically, the outer shell portion 42e of the second lighting device 30e is arranged to protrude from the first penetration portion 116e of the device penetration portion 115e, and the operation portion 36 of the second lighting device 30e extends from the device penetration portion 115e. It is arranged so as to be exposed from the second through portion 118e. The second lighting fixture 30e includes a second light source section 31, a control section 34, an operation section 36, an insulating section 38, a housing section 40e, a holding member 50, a battery 70, and a second lighting fixture fixture. 80 and a hanging string 60.

FIG. 49 is a cross-sectional view of the illumination device 1e of FIG. 45 taken along line EE. FIG. 50 is a third-direction perspective view of the second lighting fixture 30e of FIG. FIG. 51 is a third direction exploded perspective view of the second lighting fixture 30e of FIG. 52 is a fourth-direction perspective view of the second lighting device 30e of FIG. 49. FIG. 53 is a fourth direction exploded perspective view of the second lighting device 30e of FIG. 49. FIG. FIG. 54 is a detailed exploded perspective view of the second lighting device 30e with the outer shell 42e of FIG. 51 removed. FIG. 55 is a detailed exploded perspective view of the second lighting device 30e with the outer shell 42e of FIG. 53 removed. The configuration of the second lighting fixture 30 will be described in more detail with reference to FIGS. 49 to 55. FIG. 50 and 51 is the lateral direction (Y-axis direction) of the lighting device 1e, from the outside to the inside of the lighting device 1e, and from the lighting space side to the mounting portion 9 side. It is a perspective view of the 2nd lighting fixture 30e when the lighting installation 1e is seen toward. The fourth direction in FIGS. 52 and 53 is the lateral direction (Y-axis direction) of the lighting device 1e, from the inner side to the outer side of the lighting device 1e, and from the lighting space side to the mounted portion 9 side. It is a perspective view of the 2nd lighting fixture 30e when the lighting installation 1e is seen toward. 50 to 55, the up-down direction (Z-axis direction) on the paper for explaining the second lighting device 30e is shown opposite to the up-down direction (Z-axis direction) on the paper of the lighting device 1e in FIG. It is

(Second light source section 31)
The second light source unit 31 is an emergency light source and emits light. As shown in FIGS. 50 and 52, the second light source section 31 is accommodated in the housing section 40e with a part of the configuration of the second translucent section 312 exposed from the housing section 40e. As shown in FIGS. 54 and 55, the second light source section 31 includes a second light source substrate 310, a second light emitting element 311, a second light transmitting section 312, a holding section 317e, and a second light source section fixture. 327 and . The dotted line Lt1 shown in FIG. 49 indicates the position of the irradiation-side tip of the lens portion 313 and the position of the irradiation-side tip of the main portion 220 of the first light-transmitting portion 22 constituting the first lighting fixture 20. It is a line comparing position. A dotted line Lt2 is a line comparing the attachment position of the lens portion 313 and the attachment position of the main portion 220 of the first light transmitting portion 22 constituting the first lighting device 20 . As can be seen from the dotted line Lt2, in the lighting device 1e, the installation position of the lens portion 313 is arranged closer to the illumination space than the installation position of the main portion 220 of the first lighting device 20. FIG. That is, in the direction perpendicular to the instrument bottom 110e, the lens part 313 is arranged at a position higher than the main part 220 with respect to the instrument bottom 110e and its extended surface. In addition, as can be seen from the dotted line Lt1, in the lighting device 1e, the distance between the tip of the lens portion 313 on the irradiation side and the fixture bottom portion 110e and its extended surface is , and the instrument bottom 110e and its extended surface. In addition, the illumination device 1e only needs to have a partition between the main portion 220 of the first illumination device 20 and the lens portion 313 of the second illumination device 30, and the positional relationship between the lens portion 313 and the main portion 220 is is not limited to the positional relationship described above.

The attachment portion 316 of the second light source portion 31 is a flange portion formed around the lens portion 313, and is guided by the mounting guide 321 of the holding portion 317e when attaching the second light transmitting portion 312 to the holding portion 317e. It engages with the holding projection 320 of the holding portion 317e.

The holding portion 317e is for fixing the second light source substrate 310 and the lens portion 313 to a second pedestal portion 48e of a pedestal portion 45e, which will be described later. As shown in FIGS. 51 and 53, the holding portion 317e has a main holding portion 318e and a secondary holding portion 324e. The holding main portion 318e is formed in a plate shape and serves as a base on which the second light transmitting portion 312 functioning as a lens is mounted.

The holding main portion 318e has a holding projection 320 that locks the attached second translucent portion 312. As shown in FIG. The holding projection 320 is a protruding portion provided on the side wall 318a rising from the main holding portion 318e and protruding inward from the side wall 318a. The holding protrusion 320 holds the second light-transmitting portion 312 by sandwiching the second light-transmitting portion 312 from the vertical direction (Z-axis direction) together with the main holding portion 318e. The second light transmitting portion 312 is arranged on the lens holding portion 319 of the main holding portion 318e by the holding projection 320. As shown in FIG. The holding portion 317 e forms a mounting guide 321 between the lens holding portion 319 and the holding projection 320 . The mounting guide 321 is a groove formed between the lens holding portion 319 and the holding protrusion 320 . The mounting guide 321 fits into the mounting portion 316 of the second light transmitting portion 312 when the second light transmitting portion 312 is mounted on the holding portion 317e, and guides the slide of the second light transmitting portion 312 to be mounted. A through hole 322 is formed in the main holding portion 318e. The through hole 322 is formed so as to be positioned above the mounting range of the second light emitting element 311 . In the second translucent portion 312 attached to the holding main portion 318e, the lens portion 313 and the second light emitting element 311 face each other with the through hole 322 interposed therebetween. Therefore, light emitted from the second light emitting element 311 reaches the lens portion 313 through the through hole 322 . A main portion screw hole 323 is further formed in the holding main portion 318e. The main portion screw holes 323 are formed at two locations on the main holding portion 318e with the lens holding portion 319 interposed therebetween. The main screw hole 323 is a hole through which a second light source fixture 327 for fixing the second light source 31 to the pedestal 45e is inserted. Of the two main screw holes 323 formed, one main screw hole 323 overlaps with the secondary screw hole 325 formed in the holding secondary portion 324 e and communicates with the secondary screw hole 325 .

The holding sub-portion 324 e is a member formed in a plate shape, and locks the second light-transmitting portion 312 arranged in the lens holding portion 319 so that the second light-transmitting portion 312 does not escape from the mounting guide 321 . It is. The holding sub-portion 324 e also fixes the second light-transmitting portion 312 so that it does not rattle within the mounting guide 321 . A sub-portion screw hole 325 is formed in the holding sub-portion 324e. The subsidiary screw hole 325 is a hole through which a second light source fixture 327 for fixing the second light source 31 to the base 45e is inserted. The secondary screw hole 325 overlaps with the main screw hole 323 formed in the holding main portion 318 e and communicates with the main screw hole 323 .

The second light source section fixture 327 is a member that fixes the second light source section 31 to the second pedestal section 48e of the pedestal section 45e. The second light source fixture 327 is, for example, a screw, a rivet, or the like. The second light source fixture 327 is inserted through a main screw hole 323 formed in the main holding part 318 and a secondary screw hole 325 formed in the secondary holding part 324 .

(control unit 34)
A screw hole 344 formed in the first case 343 of the case 342 is a hole through which a control portion fixture 346 for fixing the control portion 34 to the first pedestal portion 46e of the pedestal portion 45e is inserted. In other words, the control part fixture 346 fixes the control part 34 to the first pedestal part 46 e of the pedestal part 44 .

(Operation unit 36)
The operating portion fixture 363 fixes the operating portion 36 to the first pedestal portion 46e of the pedestal portion 45e.

(insulating portion 38)
The insulating portion 38 is disposed between the second light source substrate 310 of the second light source portion 31 and the second light source portion mounting portion 480e of the second pedestal portion 48e in the second lighting device 30e. The insulating portion 38 electrically insulates the second light source substrate 310 of the second light source portion 31 from the second light source mounting portion 480e of the second pedestal portion 48e. The insulating portion screw hole 380 formed in the insulating portion 38 is a hole through which the second light source portion fixture 327 for fixing the second light source portion 31 to the second light source portion mounting portion 480e of the second pedestal portion 48e is inserted. be. By fixing the holding main portion 318e of the second light source portion 31 to the second light source portion mounting portion 480e of the second base portion 48e, the insulating portion 38 is also fixed to the second light source portion mounting portion 480e of the base portion 45e. be done.

(Casing part 40e)
Next, the housing part 40e of the second lighting device 30e will be described with reference to FIGS. 49 to 55. FIG. The housing part 40e constitutes the outer shell of the second lighting device 30e. The housing portion 40e is formed in a box shape by an outer shell portion 42e and a base portion 41e, and forms a second space 45 inside. The second light source section 31, the control section 34, the operation section 36, and the insulating section 38 are accommodated in the second space 45 formed by the housing section 40e. As shown in FIGS. 50 and 52, the second lighting fixture 30e is covered with a housing section 40e that houses the entire optical system such as the second light source section 31. are exposed, but none of them protrude from the outer surface 420a of the housing part 40e. Therefore, the housing part 40e serves as a partition wall between the first lighting device 20, which is a normal light source, and the second lighting device 30e, which is an emergency light source. The housing portion 40e has a base portion 41e, an outer shell portion 42e, and a pedestal portion 45e.

The base portion 41e is a base portion for accommodating the second light source portion 31 as a base portion. The base portion 41e has a base bottom portion 410e, a base side portion 414e, and a base projecting portion 415e. The base bottom portion 410e is a member formed in a rectangular plate shape. A first pedestal portion 46 e of the pedestal portion 45 e is attached to the base bottom portion 410 .

The base side portion 414e guides movement of the outer shell portion 42e when the outer shell portion 42e is attached to the base portion 41e. The base side portion 414e is a side wall rising from the edge of the base bottom portion 410e. The base side portion 414e is provided along the longitudinal direction (X-axis direction) of the elongated base bottom portion 410e. The base side portion 414e faces the pedestal outer side portion 467e when the first pedestal portion 46e of the pedestal portion 45e is attached to the base portion 41e, and the base side portion 414 and the pedestal outer side portion 467e are fixed by fasteners such as screws. .

The base projecting portion 415e is an attachment portion for attaching the second lighting device 30e to the fixture bottom portion 110e of the lighting fixture 10e. The base projecting portion 415e is a plate material that is continuous with the base bottom portion 410 and integrally formed with the base bottom portion 410e, and is provided so as to extend from the base bottom portion 410e. The base projecting portion 415e is provided on the side opposite to the side on which the base side portion 414 is provided in the base bottom portion 410e. The base projecting portion 415e extends opposite to the base side portion 414e via the base portion 45e. The base projecting portion 415e faces and contacts the fixture bottom portion 110e when the second lighting fixture 30e is placed in the lighting fixture 10e. A screw hole 416e is formed in the base projecting portion 415e. The screw hole 416e is a hole through which the second lighting fixture fixture 80 for fixing the second lighting fixture 30e to the fixture bottom portion 110e of the lighting fixture 10e is inserted.

The outer shell portion 42e constitutes part of the outer shell of the second lighting device 30e, and constitutes a design part of the appearance of the second lighting device 30e. As shown in FIGS. 51 and 53, the outer shell part 42e is formed in a substantially quadrangular prism-like box shape with an opening 42a formed on one surface. The outer shell portion 42e is attached to the second pedestal portion 48e of the pedestal portion 45e so as to partially cover the base portion 41e. That is, the outer shell portion 42e is attached to the base portion 41e via the pedestal portion 45e. By attaching the outer portion 42e to the second pedestal portion 48e of the pedestal portion 45e, the outer portion 42e covers and accommodates the second light source portion 31 except for the exposed portion. Moreover, the outer shell part 42e is attached to the second pedestal part 48e of the pedestal part 45e, so that the second pedestal part 48e is covered and housed inside. The outer shell portion 42 e has a main outer shell portion 420 e , longer side portions 427 e , shorter side portions 431 e , and fixing fixtures 432 .

The outer shell main portion 420e is a wall located on a surface facing the opening 42a formed in the outer shell portion 42e. Further, the outer shell main portion 420e is a plate-like wall formed in a rectangular and long shape. The outer shell main portion 420e faces the second light source attachment portion 480e in a state where the outer shell portion 42e is attached to the pedestal portion 45e. The outer shell main portion 420e constitutes a part of the lower surface portion of the lighting device 1e in a state where the second lighting device 30e is attached to the lighting device 10e. As shown in FIGS. 50 to 53, the outer shell main portion 420e has a second translucent member placement portion 421e. Note that the outer shell portion 42e is smaller than the outer shell portion 42 of the lighting device 1 of Embodiment 1, and the outer shell main portion 420 of the outer shell portion 42e does not have an operation portion arrangement portion 425. Therefore, the operation through portion 426 is not formed.

The second light-transmitting member placement portion 421e is a portion of the outer main portion 420e that faces the second light-transmitting portion 312 arranged inside the housing portion 40e. That is, the second lighting device 30e has the second translucent part 312 arranged below the second translucent member arrangement part 421e. The second translucent member arrangement portion 421e has a stepped portion 422e.

The stepped portion 422e is a flat plate-like wall formed by recessing the wall of the main outer shell portion 420e, and a step is formed between the stepped portion 422e and the outer surface 420a of the main outer shell portion 420e. The stepped portion 422e is a portion recessed inside the outer shell portion 42e. As shown in FIGS. 51 and 53, the stepped portion 422e is formed with a translucent portion penetrating portion 423e and a screw hole 424e. The translucent portion penetrating portion 423e is a through hole formed in the stepped portion 422e. The translucent portion penetrating portion 423e is formed at a position facing the lens portion 313, which is the second light emitting portion, when the outer shell portion 42e is attached to the base portion 45e. When the outer shell portion 42e is attached to the second pedestal portion 48e, the lens portion 313 of the second translucent portion 312 arranged inside the housing portion 40e passes through the stepped portion 422e through the translucent portion penetrating portion 423e. exposed to the outside. Further, in a state in which the outer shell portion 42e is attached to the base portion 41e via the second pedestal portion 48e, the lens portion 313 of the second translucent portion 312 disposed inside the casing portion 40e is positioned at the translucent portion penetrating portion. A portion of the lens portion 313 protrudes outward from the stepped portion 422e via 423e. The screw holes 424e are formed at two locations on the stepped portion 422e with the translucent portion penetrating portion 423e interposed therebetween. The screw hole 424e is a hole through which an outer shell fixture 432 for fixing the outer shell 42e to the second pedestal 48e of the pedestal 45e is inserted.

The outer shell longitudinal side portion 427e constitutes the side wall of the outer shell portion 42e. The outer shell longitudinal side portions 427e are formed to rise from the side edges of the outer shell main portion 420e along the longitudinal direction (X-axis direction) of the outer shell main portion 420e. The shell longitudinal side portion 427e has a shell outer portion 428e and a shell inner portion 429e. The outer shell portion 428e and the inner shell portion 429e are formed to face each other. Further, in a state in which the outer shell portion 42e is attached to the base portion 41e via the second pedestal portion 48e, the outer shell inner portion 429e is arranged on the side where the base projecting portion 415e extends from the base bottom portion 410e with respect to the base portion 41e. . Further, in a state in which the outer shell portion 42e is attached to the base portion 41e via the second pedestal portion 48e, the inner shell portion 429e forms a side wall from the outer surface 420a to a first pedestal projecting portion 473e described later. In a state where the second lighting device 30e is attached to the lighting device 10e, the outer outer portion 428e constitutes an outer side wall in the short direction (Y-axis direction) of the lighting device 1e and the second lighting device 30e. . In addition, in the lateral direction (Y-axis direction) of the lighting device 1e, the inner outer portion 429e forms the inner side wall of the second lighting device 30e with respect to the outer outer portion 428e.

As shown in FIG. 49, the outer shell inner portion 429e is a partition wall that separates the housing portion 18 of the lighting fixture 10e and each component of the second lighting fixture 30e in a state where the second lighting fixture 30e is attached to the lighting fixture 10e. It functions as That is, when the first lighting device 20 is attached to the lighting device 10e, the outer shell portion 42e separates the lens portion 313, which is the second light emitting portion, from the main portion 220, which is the first light emitting portion. are placed in The housing portion 18, which is the first space, and the second space 45 are separated by the outer shell portion 42e. The outer shell inner part 429e functions as a heat shield wall, and the operating heat generated by the first lighting fixture 20 affects each configuration of the second lighting fixture 30e, such as the second light source section 31, the control section 34, and the battery 70. to relax. In addition, the inner portion 429e of the outer shell functions as a heat dissipation path for transferring the operating heat generated by the first lighting device 20 to the outside or to the lighting device 10e. That is, the outer shell portion 42e functions as a heat transfer path from the housing portion 18, which is the first space, to the mounted portion 9, or from the housing portion 18, which is the first space, to the first lighting fixture 20 or the second lighting fixture. It functions as a heat transfer path to the illumination space illuminated by 30 . In addition, the outer shell portion 42e functions as a heat transfer path from the second space 45 to the attached portion 9, or heat transfer from the second space 45 to the lighting space illuminated by the first lighting device 20 or the second lighting device 30. Acts as a heat path.

The outer shell short side portion 431e constitutes a side wall of the outer shell portion 42e. The outer short side portion 431e is formed to rise from the side edge of the outer main portion 420e along the short direction (Y-axis direction) of the outer main portion 420e. The outer shell short side portions 431e constitute walls at both ends in the longitudinal direction (X-axis direction) of the outer shell portion 42e. The outer short side portions 431e form part of side walls on both end sides in the longitudinal direction (X-axis direction) of the second lighting fixture 30e when the second lighting fixture 30e is attached to the lighting fixture 10e.

The outer shell longitudinal side portion 427e and the outer shell short side portion 431e of the outer shell portion 42e are arranged to pass through the fixture inclined portion 114e when the second lighting fixture 30e is attached to the lighting fixture 10e.

The outer shell part fixture 432 fixes the outer shell part 42e to the second pedestal part 48e of the pedestal part 45e. The outer shell fixing member 432 is inserted through a screw hole 424e formed in the stepped portion 422e and screwed into a screw hole 482e formed in the second light source mounting portion 480e of the second pedestal portion 48e that constitutes the pedestal portion 45e. . The outer shell fixture 432 is, for example, a thumbscrew or the like. As shown in FIGS. 51 and 53, a nut 434 may be used for the outer shell fixture 432 .

The housing portion 40e forms a mounting structure for the second light source portion 31 and the like with the pedestal portion 45e. The pedestal portion 45e is provided with the second light source portion 31, the holding portion 317e, the control portion 34, the operating portion 36, the insulating portion 38, and the like. It is something to do. The pedestal portion 45e has a first pedestal portion 46e and a second pedestal portion 48e. The second pedestal portion 48e is arranged on the first pedestal portion 46e, and the second pedestal portion 48e is attached to the first pedestal portion 46e. Also, the second pedestal portion 48e is arranged on the base portion 41e.

The first pedestal portion 46e constitutes a structure to which the second pedestal portion 48e, the control portion 34, the operating portion 36, the holding member 50 and the like are attached. As shown in FIGS. 54 and 55, the first pedestal portion 46e is formed in the shape of a square prism-shaped box having an opening 46e1 on one surface. The first pedestal portion 46e is attached to the base portion 41e so as to cover the base portion 41e. By attaching the first pedestal portion 46e to the base portion 41e, the first pedestal portion 46e covers and accommodates the control portion 34 and the operation portion 36 except for the exposed portion. Also, by attaching the first pedestal portion 46e to the base portion 41e, the first pedestal portion 46e covers and accommodates the battery 70 and the holding member 50 that holds the battery 70 inside. The first pedestal portion 46e has a pedestal main portion 460e, a pedestal longitudinal side portion 466e, a first pedestal projecting portion 473e, and a pedestal short side portion 475e.

The pedestal main portion 460e is a wall that forms part of the housing portion 18 that houses the operation portion 36, the control portion 34, the holding member 50, the battery 70, and the like. The pedestal main portion 460e is a plate-like wall located on a surface facing the opening 46e1 formed in the first pedestal portion 46e. Moreover, the pedestal main portion 460e is a plate-like wall formed in a rectangular and long shape. The pedestal main portion 460e faces the base bottom portion 410e when the first pedestal portion 46e is attached to the base portion 41e. The pedestal main portion 460 e faces the fixture inclined portion 114 e and the fixture side edge portion 117 e in a state where the second lighting fixture 30 is attached to the lighting fixture 10 .

A main portion mounting opening 488e and a main portion wire insertion hole 490e are formed in the pedestal main portion 460e. The main portion mounting opening 488e is a through hole formed in the lateral direction (Y-axis direction) from the inner portion side of the pedestal main portion 460e. Two main portion mounting openings 488e are formed along the longitudinal direction (X-axis direction) of the base main portion 460e. The pedestal fixing portion 483e of the second pedestal portion 48e is inserted and fixed into the main portion mounting opening 488e. The main portion wire insertion hole 490e is a through hole formed along the longitudinal direction of the pedestal main portion 460e. An electric wire is inserted and disposed in the main portion electric wire insertion hole 490e. The pedestal main portion 460e has an operation portion mounting portion 461e and a control portion mounting portion 464e.

The operating portion attachment portion 461e is a portion of the first pedestal portion 46e to which the operating portion 36 is attached. The operating portion mounting portion 461e faces the operating portion 36 arranged inside the first pedestal portion 46e. That is, in the second lighting fixture 30e, the operation portion 36 is arranged under the operation portion attachment portion 461e of the first pedestal portion 46e. An operating portion through portion 462e and a screw hole 463e are formed in the operating portion mounting portion 461e.

The operating portion through portion 462e is a through hole formed in the operating portion mounting portion 461e. When the operation portion 36 is attached inside the first pedestal portion 46e, the operation surface portion 360 of the operation portion 36 disposed inside the first pedestal portion 46e is pushed through the operation portion penetrating portion 462e to the wall surface of the operation portion attachment portion 461e. exposed from Further, when the second lighting device 30e is attached to the lighting device 10e, the operating portion through portion 462e and the second through portion 118e communicate with each other. Then, the operation surface portion 360 such as the operation button 361 and the indicator lamp 362 of the operation portion 36 is exposed to the outside of the instrument main body portion 11e through the operation portion penetration portion 462e and the second penetration portion 118e. By exposing the operation surface portion 360 to the lower surface portion of the lighting device 1 , the operator can operate the operation button 361 of the operation portion 36 and can recognize whether the indicator lamp 362 is on or off. An operating portion fixture 363 such as a screw or rivet is attached to the screw hole 463e for fixing the operating portion 36 to the operating portion mounting portion 461e. The operation portion 36 is attached to the operation portion mounting portion 461e from the inside of the first pedestal portion 46e by the operation portion fixture 363. As shown in FIG.

The control unit mounting portion 464e is a portion of the first pedestal portion 46e to which the control unit 34 is mounted. The control unit mounting portion 464e faces the first case 343 of the control unit 34 arranged inside the first pedestal portion 46e. That is, in the second lighting fixture 30e, the control section 34 is arranged under the control section attachment section 464e of the first pedestal section 46e. A screw hole 465e is formed in the control unit mounting portion 464e.

A control unit fixture 346 such as a screw or a rivet is attached to the screw hole 465e for fixing the control unit 34 to the control unit mounting portion 464e. The control section 34 is attached to the control section mounting section 464e from the inside of the first pedestal section 46e by the control section fixture 346. As shown in FIG.

The pedestal longitudinal side portion 466e is a wall that constitutes a part of the housing portion 18 that houses the operation portion 36, the control portion 34, the holding member 50, the battery 70, and the like. As shown in FIGS. 54 and 55, the pedestal longitudinal side portions 466e constitute side walls of the first pedestal portion 46e. The pedestal longitudinal side portion 466e is formed to rise from the side edge of the pedestal main portion 460e along the longitudinal direction (X-axis direction) of the pedestal main portion 460e. The pedestal longitudinal side portion 466e has a pedestal outer portion 467e and a pedestal inner portion 470e.

The pedestal outer portion 467e and the pedestal inner portion 470e are formed to face each other. In the state where the second lighting fixture 30e is attached to the lighting fixture 10e, as shown in FIG. forming part of the side walls of In addition, the pedestal inner portion 470e constitutes an inner side wall of the second lighting device 30e with respect to the pedestal outer portion 467e in the lateral direction (Y-axis direction) of the lighting device 1e. The pedestal inner portion 470e is arranged along the fixture side portion 111e of the lighting fixture 10e in a state where the second lighting fixture 30e is attached to the lighting fixture 10e.

As shown in FIGS. 54 and 55, the pedestal outer portion 467e is formed with a holding member fixing portion 468e and a mounting hole 469e. The holding member fixing portion 468e is a bridge-shaped cut-and-raised portion. That is, the holding member fixing portion 468e is a plate material cut and raised from the base outer portion 467e, and both ends thereof are formed continuously with the base outer portion 467e. The fixing portion 51 of the holding member 50 is inserted into the holding member fixing portion 468e. The mounting hole 469e is a hole through which a holding member fixture 54 for fixing the holding member 50 to the base outer portion 467e is inserted.

A battery attaching/detaching portion 471e, a side electric wire insertion hole 472e, and a side mounting opening 489e are formed in the pedestal inner portion 470e. The battery attaching/detaching portion 471e is a through hole, and is an opening used when inserting and removing the battery 70 into and out of the first pedestal portion 46e. The battery attaching/detaching portion 471e is formed at a position where the battery 70 is arranged inside the first pedestal portion 46e. In the lighting device 1e, when the outer shell portion 42e is attached to the second pedestal portion 48e of the pedestal portion 45e, at least a portion of the battery attaching/detaching portion 471e is covered with the outer shell portion 42e. The battery attachment/detachment portion 471e may be formed continuously with the pedestal inner portion 470e and the pedestal main portion 460e. The side wire insertion hole 472e is a through hole and serves as a wiring path between the first lighting device 20 and the second lighting device 30e. The side mounting opening 489e is formed along the longitudinal direction (X-axis direction) of the base inner part 470e starting from the main mounting opening 488e.

The first pedestal projecting portion 473e is a bent piece formed at the end of the pedestal inner portion 470e. The first pedestal projecting portion 473e is formed at the opposite end of the pedestal main portion 460e via the pedestal inner portion 470e. The first pedestal projecting portion 473e is an attachment portion for attaching the second lighting device 30e to the fixture bottom portion 110e of the lighting device 10e together with the base projecting portion 415e. The first pedestal protrusion 473e faces the base protrusion 415e and the fixture bottom 110e when the second lighting fixture 30e is attached to the fixture bottom 110e of the lighting fixture 10e. abut. That is, the first pedestal overhanging portion 473e is sandwiched between the base overhanging portion 415e and the fixture bottom portion 110e in a state where the second lighting fixture 30e is attached to the lighting fixture 10e. A screw hole 474e is formed in the first pedestal projecting portion 473e. The screw hole 474e is a hole through which the second lighting fixture 80 for fixing the second lighting fixture 30e to the fixture bottom 110e is inserted.

The pedestal short side portion 475e is a wall that constitutes a part of the housing portion 18 that houses the operation portion 36, the control portion 34, the holding member 50, the battery 70, and the like. As shown in FIGS. 54 and 55, the pedestal short side portions 475e form side walls of the first pedestal portion 46e. The pedestal short side portion 475e is formed to rise from the side edge of the pedestal main portion 460e along the short side direction (Y-axis direction) of the pedestal main portion 460e. The pedestal short side portions 475e constitute wall portions at both ends in the longitudinal direction (X-axis direction) of the first pedestal portion 46e. The pedestal short side portions 475e constitute part of side walls on both end sides in the longitudinal direction (X-axis direction) of the second lighting device 30e when the second lighting device 30e is attached to the lighting device 10e.

The second pedestal portion 48e is a pedestal for attaching the second light source portion 31 to the first pedestal portion 46e. The second pedestal portion 48e is attached to the pedestal main portion 460e of the first pedestal portion 46e. The second pedestal portion 48e has a second light source attachment portion 480e, a pedestal fixing portion 483e, a connecting portion 485e, a pedestal side portion 486e, and a second pedestal portion fixture 487e.

The second light source mounting portion 480e is a plate-shaped portion. The second light source section 31 and the insulating section 38 are placed and attached to the second light source section attachment section 480e. The outer shell portion 42e is also attached to the second light source attachment portion 480e. The second light source mounting portion 480e receives the operating heat generated by the second light source 31 and dissipates the received heat. When the second pedestal portion 48e is attached to the first pedestal portion 46e, the second light source attachment portion 480e faces the main pedestal portion 460e of the first pedestal portion 46e. A screw hole 481e and a screw hole 482e are formed in the second light source attachment portion 480e. The screw holes 481 e are formed at two positions corresponding to the main part screw holes 323 of the second light source part 31 . A second light source fixture 327 for fixing the second light source section 31 to the second light source mounting section 480e is attached to the screw hole 481e. The screw holes 482e are formed at two positions corresponding to the screw holes 424e of the outer shell 42e. An outer shell fixture 432 for fixing the outer shell 42e to the second light source mounting part 480e is attached to the screw hole 482e.

The pedestal fixing portion 483e is a bent piece for attaching the second pedestal portion 48e to the first pedestal portion 46e and fixing the second pedestal portion 48e to the first pedestal portion 46e. The pedestal fixing portions 483e are formed at the ends of the second pedestal portion 48e in the longitudinal direction, and are formed at two locations with the second light source portion mounting portion 480e therebetween. When the second seat portion 48e is attached to the first seat portion 46e, the seat fixing portion 483e is inserted into the main portion mounting opening 488e formed in the first seat portion 46e, and is attached to the first seat portion 46e from the inside of the first seat portion 46e. It abuts on the pedestal main portion 460e of the 1 pedestal portion 46e. A screw hole 484e is formed in the pedestal fixing portion 483e. A second pedestal fixture 487e such as a screw or rivet is attached to the screw hole 484e for fixing the second pedestal 48e to the first pedestal 46e.

The connecting portion 485e is a plate-like portion that connects the second light source mounting portion 480e and the pedestal fixing portion 483e to each other. The connecting portion 485e is formed at the end portion in the longitudinal direction (X-axis direction) of the second light source portion mounting portion 480e, that is, at the short side portion. The connecting portion 485 arranges the second light source attachment portion 480e above the base main portion 460e of the first base portion 46e. The connecting portion 485e functions as a heat dissipation path that transfers the operating heat generated by the second light source portion 31 to the base portion 41e and the lighting fixture 10e.

The pedestal side portion 486 is a bent piece provided on the longitudinal side portion of the second light source portion mounting portion 480e. The pedestal side portion 486 restricts elastic deformation of the holding member 50 when the outer shell portion 42e is attached to the second pedestal portion 48e.

The second pedestal fixture 487e is, for example, a screw or a rivet. The second pedestal fixture 487e is used to attach the second pedestal 48e to the first pedestal 46e. The second pedestal fixing member 487e is inserted through a screw hole 484e formed in a pedestal fixing portion 483e that constitutes the second pedestal 48e, and is attached to the pedestal fixing portion 483e of the second pedestal 48e and the first pedestal 46e. The pedestal main portion 460e is fixed.

(Holding member 50)
FIG. 56 is a cross-sectional view of the illumination device 1e of FIG. 45 taken along line FF. FIG. 57 is a schematic cross-sectional view showing attachment and detachment of the battery 70 of FIG. Next, the holding member 50 will be described with reference to FIGS. 54 to 57. FIG. The holding member 50 is an elastic member such as a leaf spring, and holds the battery 70 arranged inside the first pedestal portion 46e of the housing portion 40e. The holding member 50 has a holding portion 51 , a holding portion 53 and a holding member fixture 54 .

The fixing portion 51 is a plate-like plate member. As shown in FIGS. 54 and 55, the fixing portion 51 is engaged with the pedestal outer portion 467e by being inserted into the holding member fixing portion 468e formed on the pedestal outer portion 467e, and attached to the pedestal outer portion 467e. be done. The fixing portion 51 is in contact with the pedestal outer portion 467e while being inserted into the holding member fixing portion 468e formed on the pedestal outer portion 467e. A fixing hole 52 is formed in the fixing portion 51 . A holding member fixture 54 for fixing the holding member 50 to the pedestal outer portion 467 e is attached to the fixing hole 52 . When the second lighting fixture 30e is attached to the lighting fixture 10e, as shown in FIG. 56, the fixing portion 51 is arranged substantially perpendicular to the base bottom portion 410e.

The holding portion 53 is formed integrally with the fixing portion 51 and is a plate-like portion rising from the fixing portion 51 . The holding portion 53 is a plate-like portion extending horizontally when the plate surface of the fixing portion 51 is assumed to be a plate-like portion extending in the vertical direction. The holding portion 53 faces the base bottom portion 410e as shown in FIG. 56 when the holding member 50 is attached to the pedestal outer portion 467e. The holding portion 53 is inclined with respect to the plate surface of the fixing portion 51 so as to approach the fixing portion 51, and the angle between the plate surface of the holding portion 53 and the plate surface of the fixing portion 51 is 90 degrees or less. It is desirable to have The holding portion 53 is inclined to approach the base bottom portion 410e in a state where the holding member 50 is attached to the pedestal outer portion 467e.

The holding portion 53 has a spring property and is elastically deformed. As shown in FIG. 56, when the second lighting fixture 30e is attached to the lighting fixture 10e, the holding portion 53 is arranged to extend in the left-right direction (Y-axis direction) of the lighting device 1. As shown in FIG. Further, as shown in FIG. 56 , the holding portion 53 holds the battery 70 . As shown in FIG. 57, when the outer shell portion 42e is removed from the pedestal portion 45e, the holding portion 53 is allowed to elastically deform, and the battery 70 can be attached or detached. As shown in FIG. 53, when the outer shell portion 42e is removed from the second pedestal portion 48e, the battery attaching/detaching portion 471e formed on the first pedestal portion 46e is exposed. An operator can expose the battery attachment/detachment portion 471e to the housing portion 18 by removing the first lighting device 20 and the outer shell portion 42e from the illumination device 10e. A battery 70 can be inserted into and removed from the portion 46e. Therefore, it is desirable that the fixture side portion 111e is formed with a through hole that communicates with the battery attaching/detaching section 471e when the second lighting fixture 30e is attached to the lighting fixture 10e, for example.

The holding member fixture 54 is a member that fixes the holding member 50 to the pedestal outer portion 467e. The holding member fixture 54 is, for example, a screw, a rivet, or the like. The holding member fixture 54 is inserted through the fixing hole 52 formed in the fixing portion 51 and the attachment hole 469e formed in the base outer portion 467e.

(battery 70)
The lower part of the battery 70 is supported by the holding portion 53 of the holding member 50, and the downward movement of the battery 70 is restricted. When the first lighting device 20 is removed from the housing portion 18 and the outer shell portion 42e is removed from the pedestal portion 45e, as shown in FIG. It can be removed to the side. 57, the arrow S indicates the direction in which the battery 70, the shell portion 42e, or the first lighting fixture 20 is attached to the lighting fixture 10e, and the arrow R indicates the direction in which the battery 70, the shell portion 42e, or the first lighting fixture 20 is attached. 1 indicates the direction in which the lighting device 20 is removed from the lighting device 10e.

<Effects of lighting device 1 and the like>
Effects of the illumination device 1, the illumination device 1b, the illumination device 1c, the illumination device 1d, and the illumination device 1e will be described. In the following description, effects of the illumination device 1 will be described, but unless otherwise specified, these effects are also applied to the illumination devices 1b, 1c, 1d, and 1e.

As described above, in the lighting apparatus 1, when the first lighting device 20 is attached to the lighting device 10, the outer shell portion 42 includes the lens portion 313 as the second light emitting portion and the main portion 220 as the first light emitting portion. are arranged in the luminaire 10 so as to separate them from each other. Therefore, the lighting device 1 can arrange the first lighting fixture 20 and the second lighting fixture 30 side by side in the lighting fixture 10 . In the lighting device 10, the lighting device 1 can arrange the first lighting device 20 and the second lighting device 30 side by side. can be arranged side by side in the lateral direction (Y-axis direction) of the illumination device 1 . As a result, when designing and manufacturing the lighting device 1, there is no need to design and manufacture according to a length dimension different from that of general lighting devices and general lighting fixtures for general use. A lighting device 1 can be provided that includes a lighting fixture. Similarly, in the lighting device 1e, when the first lighting fixture 20 is attached to the lighting fixture 10e, the outer shell part 42e separates the lens part 313, which is the second light emitting part, from the main part 220, which is the first light emitting part. They are arranged in the lighting equipment 10e so as to be separated from each other. Therefore, the lighting device 1e can arrange the first lighting fixture 20 and the second lighting fixture 30e side by side in the lighting fixture 10e. The lighting device 1e can arrange the first lighting device 20 and the second lighting device 30e side by side in the lighting device 10e. can be arranged side by side in the lateral direction (Y-axis direction) of the illumination device 1e. As a result, in designing and manufacturing the lighting device 1e, there is no need to design and manufacture according to a length dimension different from that of general lighting devices and general lighting fixtures for general use. A lighting device 1e with a lighting fixture can be provided.

The lighting fixture 10 is formed in a long shape, and the first lighting fixture 20 and the second lighting fixture 30 are arranged side by side in the short direction (Y-axis direction) of the lighting fixture 10. . As a result, when designing and manufacturing the lighting device 1, there is no need to design and manufacture according to a length dimension different from that of general lighting devices and general lighting fixtures for general use. A lighting device 1 can be provided that includes a lighting fixture.

Also, the second lighting device 30 is arranged outside the housing portion 18 . Therefore, the operator does not need to remove the second lighting fixture 30 when attaching or detaching the first lighting fixture 20 to or from the lighting fixture 10 . As a result, the operator can easily attach and detach the first lighting device 20 that is commonly used, and can easily perform maintenance of the lighting device 1 .

Also, the second lighting device 30 is attached to the lighting device 10 . Since the second lighting fixture 30 is attached to the lighting fixture 10 , the operator can remove the second lighting fixture 30 from the lighting fixture 10 or attach the second lighting fixture 30 to the lighting fixture 10 . Therefore, the operator can repair and replace the second lighting device 30 , which facilitates maintenance of the lighting device 1 .

Further, the outer shell portion 42 is formed using a light shielding material. Therefore, the lighting device 1 can prevent unnecessary light from leaking from the second lighting device 30 . Similarly, the outer shell part 42e is formed using a light-shielding material. Therefore, the lighting device 1e can prevent unnecessary light from leaking from the second lighting device 30e.

In addition, the shell portion 42 is formed using a flame-retardant or non-flammable material. Therefore, the lighting device 1 can prevent the problem caused by the heat generation of the first lighting device 20 from affecting the second lighting device 30, and furthermore, the problem caused by the heat generation of the second lighting device 30 can be prevented from affecting the first lighting device 20. can be prevented. Similarly, the shell portion 42e is formed using a flame-retardant or non-flammable material. Therefore, the lighting device 1e can prevent the problem caused by heat generation of the first lighting device 20 from affecting the second lighting device 30e, and can prevent the problem caused by the heat generation of the second lighting device 30e from affecting the first lighting device 20. can be prevented.

Further, the outer shell part 42 is detachably attached to the second lighting device 30 . Therefore, it becomes easier for the operator to perform maintenance of the second lighting device 30 . Similarly, the outer shell part 42e is detachably attached to the second lighting device 30e. Therefore, it becomes easier for the operator to perform maintenance of the second lighting device 30e.

Also, the maximum dimension of the second lighting fixture 30 is smaller than the maximum dimension of the first lighting fixture 20 . Also, the first direction is the longitudinal direction of the lighting device 10 and the second direction is the lateral direction of the lighting device 10 . Therefore, the illumination device 1 can ensure the amount of light that illuminates the illumination space during regular use. Similarly, the maximum dimension of the second lighting fixture 30 e is smaller than the maximum dimension of the first lighting fixture 20 . The first direction is the longitudinal direction of the lighting fixture 10e, and the second direction is the lateral direction of the lighting fixture 10e. Therefore, the illumination device 1e can ensure the amount of light that illuminates the illumination space during regular use.

The first lighting fixture 20 functions as a regular lighting fixture, and the second lighting fixture 30 functions as an emergency lighting fixture. Therefore, the lighting device 1 can perform lighting during normal use when electric power such as a commercial power supply is supplied, and can also perform lighting in an emergency when electric power is not supplied from the outside of the lighting device 1 due to a power failure or the like. . Similarly, the first lighting fixture 20 functions as a regular lighting fixture, and the second lighting fixture 30e functions as an emergency lighting fixture. Therefore, the lighting device 1e can perform lighting during normal use when electric power such as a commercial power supply is supplied, and can also perform lighting even in an emergency when electric power is not supplied from the outside of the lighting device 1e due to a power failure or the like. .

In addition, in the lighting device 1 , the accommodation portion 18 and the second space 45 that are the first space are separated by the outer shell portion 42 . In the lighting device 1 , the air in the first space whose temperature rises due to the heat of operation of the first light source section 21 is separated by the outer shell section 42 , so it does not move to the second space 45 . Therefore, the lighting device 1 does not apply thermal stress to the components of the second lighting device 30 . As a result, in the lighting device 1, the emergency lighting is less likely to be affected by the operating heat of the normal lighting. Similarly, in the illumination device 1e, the housing portion 18, which is the first space, and the second space 45 are separated by the outer shell portion 42e. In the lighting device 1 e , the air in the first space whose temperature rises due to the heat of operation of the first light source section 21 is separated by the outer shell portion 42 e and therefore does not move to the second space 45 . Therefore, the lighting device 1e does not apply thermal stress to the components of the second lighting device 30e. As a result, in the lighting device 1e, the emergency lighting is less likely to be affected by the operating heat of the normal lighting.

Further, in the illumination device 1, the outer shell portion 42 is formed using a light shielding and thermally conductive material. Therefore, the lighting device 1 can transfer the heat of the air in the first space, the temperature of which rises due to the operating heat of the first light source unit 21 , through the outer shell part 42 , and dissipate it to the outside of the lighting device 1 . be able to. Therefore, the lighting device 1 does not apply thermal stress to the components of the second lighting device 30 . As a result, in the lighting device 1, the emergency lighting is less likely to be affected by the operating heat of the regular lighting. Similarly, in the illumination device 1e, the outer shell 42e is formed using a light shielding and thermally conductive material. Therefore, the lighting device 1e can transmit the heat of the air in the first space whose temperature rises due to the operating heat of the first light source unit 21 through the outer shell part 42e, and dissipate it to the outside of the lighting device 1e. be able to. Therefore, the lighting device 1e does not apply thermal stress to the components of the second lighting device 30e. As a result, in the lighting device 1, the emergency lighting is less likely to be affected by the operating heat of the normal lighting.

In addition, the outer shell part 42 functions as a heat transfer path from the first space to the attached part 9, or a heat transfer path from the first space to the lighting space illuminated by the first lighting fixture 20 or the second lighting fixture 30. function as Therefore, in the lighting device 1 , thermal stress is less likely to be applied to the components of the second lighting fixture 30 . As a result, in the lighting device 1, the emergency lighting is less likely to be affected by the operating heat of the normal lighting. Similarly, the outer shell part 42e functions as a heat transfer path from the first space to the attached part 9, or heat transfer from the first space to the lighting space illuminated by the first lighting fixture 20 or the second lighting fixture 30. Act as a pathway. Therefore, in the lighting device 1e, thermal stress is less likely to be applied to the components of the second lighting device 30e. As a result, in the lighting device 1, the emergency lighting is less likely to be affected by the operating heat of the normal lighting.

In addition, the outer shell portion 42 functions as a heat transfer path from the second space 45 to the attached portion 9, or heat transfer from the second space 45 to the lighting space illuminated by the first lighting device 20 or the second lighting device 30. Acts as a heat path. Therefore, in the lighting device 1 , heat is easily dissipated from the second space 45 to the outside, and thermal stress is less likely to be applied to the components of the second lighting device 30 . As a result, in the lighting device 1, the emergency lighting is less likely to be affected by the operating heat of the regular lighting. Similarly, the outer shell portion 42e functions as a heat transfer path from the second space 45 to the attached portion 9, or heat transfer from the second space 45 to the lighting space illuminated by the first lighting device 20 or the second lighting device 30e. Acts as a heat path. Therefore, in the lighting device 1e, heat is easily dissipated from the second space 45 to the outside, and thermal stress is less likely to be applied to the components of the second lighting device 30e. As a result, in the lighting device 1e, the emergency lighting is less likely to be affected by the operating heat of the normal lighting.

In addition, when the battery 70 is arranged in the housing portion 40 , the illumination device 1 is in contact with the inner surface of the housing portion 40 and is held by the holding member 50 attached to the housing portion 40 . 2 held inside the space 45 . The holding member 50 has a narrower movable range when the outer portion 42 is attached to the pedestal portion 44 than when the outer portion 42 is not attached to the pedestal portion 44 . Therefore, the battery 70 is securely held by the holding member 50 when the outer shell portion 42 is attached to the base portion 44 . As a result, the lighting device 1 can reliably hold the battery 70 that serves as an emergency power source, although it has a simple configuration.

In addition, the holding member 50 is elastically deformed within a movable range in which the battery 70 can be attached/detached when the outer shell portion 42 is not attached to the base portion 44 . When the outer shell part 42 is removed from the base part 41, the holding part 53 is allowed to be elastically deformed. Can be detached.

Further, the outer shell part 42 is formed in a box shape, and a translucent part penetrating part 423, which is a through hole, is formed at a position facing the lens part 313, which is the second light emitting part. Therefore, the outer shell part 42 can expose the second light emitting part housed inside and constitute the outer shell of the second lighting device 30 .

The pedestal 44 has an opening 44a at a position where the battery 70 is arranged. When the outer shell 42 is attached to the pedestal 44, at least part of the opening 44a covered by 42. By removing the outer shell 42 covering the opening 44a, the opening 44a can be exposed, and the operator can easily attach/detach the battery 70 to/from the lighting device 1 through the opening 44a, or , can be detached. Similarly, the pedestal portion 45e forms a battery attachment/detachment portion 471e at a position where the battery 70 is arranged. , is covered with the outer shell portion 42e. By removing the outer shell part 42e covering the battery attaching/detaching part 471e, the battery attaching/detaching part 471e can be exposed, and the operator can easily attach/detach the battery 70 to/from the lighting device 1 via the battery attaching/detaching part 471e. can be attached or detached.

Although the embodiments and modifications of the present invention have been described above, these embodiments and modifications may be combined for implementation. Alternatively, one of these embodiments and modifications may be partially implemented. Alternatively, these embodiments and modifications may be partially combined for implementation. It should be noted that the present invention is not limited to these embodiments and modifications, and can be modified in various ways as necessary.

1 lighting device, 1b lighting device, 1c lighting device, 1d lighting device, 1e lighting device, 9 mounting part, 10 lighting device, 10b lighting device, 10c lighting device, 10d lighting device, 10e lighting device, 11 device body, 11b instrument body, 11c instrument body, 11d instrument body, 11e instrument body, 12 instrument end, 12b instrument end, 12c instrument end, 12d instrument end, 12e instrument end, 13 instrument side connector , 14 appliance-side terminal block, 15 appliance-side fixture, 16 appliance-side power line, 18 housing portion, 20 first lighting device, 21 first light source portion, 22 first translucent portion, 23 power source portion, 24 support portion, 30 second lighting fixture, 30a second lighting fixture, 30e second lighting fixture, 31 second light source section, 34 control section, 36 operation section, 38 insulating section, 40 housing section, 40a housing section, 40e housing section, 41 base, 41e base, 42 outer shell, 42a opening, 42e outer shell, 44 pedestal, 44a opening, 45 second space, 45e pedestal, 46e first pedestal, 46e1 opening, 48e second pedestal , 50 holding member, 51 fixing portion, 52 fixing hole, 53 holding portion, 53a holding portion, 53b side wall fixing portion, 53b1 side wall fixing portion, 53c holding bent portion, 53c1 first inclined portion, 53c2 second inclined portion, 54 holding Member fixture 60 Hanging string 70 Battery 70a Battery 80 Second lighting fixture fixture 110 Fixture bottom 110e Fixture bottom 111 Fixture side 111d Fixture side 111e Fixture side 112 Wire hole 113 screw hole, 114 instrument inclined portion, 114b instrument inclined portion, 114d instrument inclined portion, 114e instrument inclined portion, 115 instrument penetrating portion, 115b instrument penetrating portion, 115d instrument penetrating portion, 115e instrument penetrating portion, 116e first penetrating portion, 117 Instrument side edge 117b Instrument side edge 117c Instrument side edge 117d Instrument side edge 117e Instrument side edge 118e Second penetration part 120 End plate 120b End plate 120c End plate 121 Knockout Part 121c Knockout Part 160 Electric Wire Part 161 Connector 210 First Light Source Substrate 211 First Light Source Element 220 Main Part 221 Mounting Part 222 First Incidence Part 223 First Emission Part 226 Lid Part 230 Case, 240 Base, 241 Standing Portion, 242 Power Supply Portion Arranging Portion, 310 Second Light Source Substrate, 311 Second Light Emitting Element, 312 Second Transmitting Portion, 313 Lens Portion, 314 Second Incident Portion, 315 Second Emitting Portion , 316 attachment portion, 317 holding portion, 317e holding portion, 318 holding main portion, 318a side wall, 318e holding main portion, 319 lens holding portion, 320 holding protrusion, 321 mounting guide, 322 through hole, 323 main portion screw hole, 324 holding sub-portion 324e holding sub-portion 325 sub-portion screw hole 326 connection portion 327 second light source portion fixture 340 control board 341 control circuit component 342 case 343 first case 343a case bottom wall 343b case side wall 344 screw hole 345 second case 346 control part fixture 360 operation surface part 361 operation button 362 indicator light 363 operation part fixture 380 insulating part screw hole 410 base bottom part 410e base bottom part 411 holding member fixing portion, 412 screw hole, 413 mounting hole, 414 base side portion, 414e base side portion, 415 base projecting portion, 415e base projecting portion, 416 screw hole, 416e screw hole, 420 outer main portion, 420a Outer surface 420e outer shell main portion 421 second light-transmitting member placement portion 421e second light-transmitting member placement portion 422 step portion 422e step portion 423 light-transmitting portion penetrating portion 423e light-transmitting portion penetrating portion 424 screw hole, 424e screw hole, 425 operation part placement part, 426 operation through part, 427 outer shell longitudinal side part, 427e outer shell longitudinal side part, 428 outer shell outer part, 428e outer shell outer part, 429 outer shell inner part, 429e outer shell inner part, 430 Notch 431 Outer shell short side 431e Outer short side 432 Outer shell fixture 434 Nut 440 Second light source mounting part 441 Screw hole 442 Screw hole 443 Operation part mounting part 444 screw hole 445 control unit mounting portion 446 screw hole 447 connecting portion 460e pedestal main portion 461e operating portion mounting portion 462e operating portion through portion 463e screw hole 464e control portion mounting portion 465e screw hole 466e base Long side of chair 467e Outer side of seat 468e Holding member fixing portion 469e Mounting hole 470e Inside side of seat 471e Battery attachment/detachment portion 472e Side wire insertion hole 473e First pedestal projecting portion 474e Screw hole 475e Base short side portion 480e Second light source mounting portion 481e Screw hole 482e Screw hole 483e Base fixing portion 484e Screw hole 485 Connecting portion 485e Connecting portion 486 Base side portion 486e Base side portion 487e Second pedestal part fixture, 488e main part mounting opening, 489e side part mounting opening, 490e main part electric wire insertion hole.

Claims (9)

a lighting fixture attached to the attached portion;
a first lighting device detachably attached to the lighting device;
a second lighting fixture provided in the lighting fixture;
with
The first lighting fixture is
a first light source unit serving as a light source;
a first light emitting unit that covers the first light source unit and transmits light emitted from the first light source unit;
has
The second lighting fixture is
a second light source unit serving as a light source;
a second light emitting unit that covers the second light source unit and transmits light emitted from the second light source unit;
a battery arranged in parallel with the second light source unit in plan view and supplying power to the second light source unit;
The second light source unit, the second light emitting unit, and the battery are accommodated inside the second light emitting unit in a state where the second light emitting unit is exposed, and constitutes an outer shell of the second lighting device. an outer shell that is detachably attached to the first lighting fixture and is detachable regardless of the detachable state of the first lighting fixture ;
has
The lighting device, wherein the outer shell part is arranged in the lighting fixture so that the second light emitting part and the first light emitting part are separated from each other when the first lighting fixture is attached to the lighting fixture. The lighting fixture is formed in an elongated shape,
The lighting device according to claim 1, wherein the first lighting fixture and the second lighting fixture are arranged side by side in the lateral direction of the lighting fixture. The lighting fixture is
The first lighting fixture has a housing portion to which the first lighting fixture is detachably attached,
The second lighting fixture is
The lighting device according to claim 1 or 2, arranged outside the accommodating portion. The second lighting fixture is
4. A lighting device according to any one of claims 1 to 3, attached to the lighting fixture. In a plane parallel to the attached portion, when a certain direction is defined as a first direction and a direction perpendicular to the first direction is defined as a second direction,
In the first direction and the second direction,
The lighting device according to any one of claims 1 to 4, wherein the maximum dimension of the second lighting fixture is smaller than the maximum dimension of the first lighting fixture. The lighting fixture is formed in an elongated shape,
The lighting device according to claim 5, wherein the first direction is the longitudinal direction of the lighting fixture, and the second direction is the lateral direction of the lighting fixture. The lighting device according to any one of claims 1 to 6, wherein the first lighting device functions as a regular lighting device, and the second lighting device functions as an emergency lighting device. The lighting fixture is
an inclined portion formed away from the first lighting fixture;
a fixture penetrating part formed to penetrate the inclined part in a direction in which the first lighting fixture and the second lighting fixture are arranged;
has
The lighting device according to any one of claims 1 to 7, wherein the second lighting fixture is attached to the lighting fixture in a state of penetrating through the fixture penetration portion. The outer shell is
9. Between the first lighting fixture and the second lighting fixture, there is provided an outer inner side portion perpendicular to the direction in which the first lighting fixture and the second lighting fixture are arranged. The lighting device according to any one of .

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