JP2018101611A - Luminaire - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a luminaire in which wiring can be performed easily without mixing wires.SOLUTION: A luminaire includes: an appliance case having a power supply hole provided at a central position in the shorter direction of a rectangle, and a first mounting hole and a second mounting hole provided on both side positions in the longer direction with the power supply hole being at the center; a socket for power feeding and grounding provided on both end parts in the longer direction of the appliance case; a first power supply device for lighting a lamp; a second power supply device for lighting the lamp during power failure; and a storage battery for supplying power to the second power supply device during power failure. The first power supply device is installed at a position closer to one end part side in the shorter direction of the appliance case than the first mounting hole, and closer to the socket for power feeding. The second power supply device is installed at a position between the one end part in the shorter direction of the appliance case and the power supply hole, and between the first power supply device and the second mounting hole. The storage battery is installed at a position closer to the other end part side in the shorter direction of the appliance case, and in parallel with the second power supply device so as to sandwich the power supply hole.SELECTED DRAWING: Figure 3

Description

  The present invention relates to a luminaire that uses a straight tube lamp for both regular illumination and emergency illumination.

As a conventional lighting fixture, a rectangular fixture case having sockets at both ends, a power supply hole penetrating in the thickness direction of the fixture case, a mounting member provided in the fixture case, and a part of the power supply hole Some have an emergency second power supply device fixed to an attachment member (see, for example, Patent Document 1).
Further, as a conventional lighting fixture, there are a rectangular fixture case having sockets at both ends, a storage battery, an emergency second power supply device, and a regular first power supply device along the longitudinal direction of the fixture case. Some are arranged in order (for example, see Patent Document 2).

Japanese Patent Laid-Open No. 2006-157535 JP 2013-127900 A

In the lighting fixture described in Patent Document 1, when the power cable is passed through the power supply hole, the second power supply device must be lowered together with the mounting member by loosening the wing nut that fixes the mounting member to the fixture case. After passing the power supply cable through the power supply hole, the work of tightening the loosened wing nut is required, and there is a problem that the wiring work is troublesome.
Moreover, in the lighting fixture of patent document 1, since the 2nd power supply device was installed in the approximate center of the fixture case, the several electric wire was arrange | positioned at the both sides of the attachment hole, and wiring was complicated. Furthermore, since the wiring is complicated, there is a possibility that the wiring may be pinched when the suspension bolt is fixed to the mounting hole of the instrument case.
In the lighting apparatus described in Patent Document 2, as described above, the storage battery, the second power supply device, and the first power supply device are arranged in series. There is a problem that it is limited by the size, and it is difficult to perform installation such as attachment of an instrument case and wiring work.

  The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a lighting fixture that can be easily wired.

  The luminaire according to the present invention is formed in a rectangular flat plate shape and penetrates in the thickness direction at positions on both sides sandwiching the power supply hole in the thickness direction at the center position in the short direction and the power supply hole in the longitudinal direction. An instrument case having first and second mounting holes, power supply and grounding sockets provided at both ends in the longitudinal direction of the instrument case, to which straight tube lamps are connected, and the power of the AC power supply A first power supply device that turns on the lamp, a second power supply device that turns on the lamp when power supply from the AC power supply stops, and a storage battery that supplies power to the second power supply device when power supply stops. The first power supply device is located closer to one end side in the short side direction of the instrument case than the first mounting hole, and is disposed closer to the power supply socket along the longitudinal direction of the instrument case. Is one end of the instrument case in the short direction The battery is installed along the longitudinal direction of the instrument case between the first power supply device and the second mounting hole, and the storage battery is closer to the other end side in the lateral direction of the instrument case. And in parallel with the second power supply device so as to sandwich the power supply hole.

  According to the present invention, the first power supply device is installed closer to the power supply socket at a position closer to the one end portion side of the instrument case in the shorter direction than the first mounting hole, and the second power supply device is connected to the instrument case. Installed between the first power supply device and the second mounting hole at a position between one end portion in the short direction and the power supply hole, and the storage battery closer to the other end side in the short direction of the instrument case The power supply hole is installed at a position between the second power supply device and the second power supply device. With this configuration, it is possible to provide a lighting fixture that can be easily wired.

It is a perspective view which decomposes | disassembles and shows the lighting fixture which concerns on Embodiment 1 of this invention. It is the external view and longitudinal cross-sectional view of the lighting fixture shown in FIG. It is a top view of the components arrange | positioned on the instrument case of FIG. It is a wiring diagram of the components of the instrument case shown in FIG. It is a top view of the components arrange | positioned on the fixture case of the lighting fixture which concerns on Embodiment 2 of this invention. It is a perspective view which decomposes | disassembles and shows the lighting fixture which concerns on Embodiment 3 of this invention. It is the external view and longitudinal cross-sectional view of the lighting fixture which concerns on Embodiment 3 of this invention. It is a top view of the components arrange | positioned on the instrument case of FIG. It is an expansion perspective view of the C section shown in FIG. It is a perspective view which decomposes | disassembles and shows the lighting fixture which concerns on Embodiment 4 of this invention. It is the external view and longitudinal cross-sectional view of the lighting fixture which concerns on Embodiment 4 of this invention. It is a top view of the components arrange | positioned on the instrument case of FIG.

Hereinafter, an embodiment of a lighting fixture according to the present invention will be described with reference to FIGS.
Embodiment 1 FIG.
1 is an exploded perspective view showing a lighting fixture according to Embodiment 1 of the present invention, FIG. 2 is an external view and a longitudinal sectional view of the lighting fixture shown in FIG. 1, and FIG. 3 is arranged on the fixture case of FIG. FIG. 2A is a front view of the luminaire, FIG. 2B is a side view of the luminaire, and FIG. 2C is a longitudinal sectional view taken along the line AA shown in FIG.

  1-3, the lighting fixture 100 of this Embodiment 1 is a lighting fixture for 1 light directly attached to a ceiling, for example. The luminaire 100 includes a fixture case 10, a pair of sockets 20a and 20b, a first power supply device 30, a second power supply device 40, a storage battery 50, a reverse Fuji-shaped reflector 60, and a straight tube type, for example. An LED lamp 70 and an inspection switch 80 are provided. The LED lamp 70 of the luminaire 100 is normally used as a light source for ordinary illumination, and is used as a light source for emergency illumination during a power failure of an AC power source such as a commercial power source.

  The instrument case 10 is a flat plate formed in a rectangular shape with a sheet metal such as a steel plate, and both ends in the short direction are bent downward over the entire length in the longitudinal direction. For example, as shown in FIG. 3, the instrument case 10 is provided with a power supply hole 11 penetrating in the thickness direction at the center in the longitudinal direction and the center in the short direction of the instrument case 10, that is, at the center position of the instrument case 10. It has been. The power supply hole 11 is a hole through which a power cable 91 (see FIG. 4) connected to a commercial power supply is drawn into the lighting fixture 100.

  Moreover, the 1st and 2nd attachment holes 12a and 12b which penetrate in the thickness direction are provided in the position of the both sides which pinch | interpose the power supply hole 11 of the longitudinal direction of the instrument case 10. As shown in FIG. Two vertically downward suspension bolts provided in the back of the ceiling are inserted into the first and second mounting holes 12a and 12b. The instrument case 10 is attached to the ceiling by tightening the suspension bolts inserted into the first and second attachment holes 12a and 12b with nuts.

  The pair of sockets 20 a and 20 b are attached to socket bases 21 fixed to both ends in the longitudinal direction of the instrument case 10. Of the pair of sockets 20a and 20b, one socket 20a is a power feeding socket. The other socket 20b is a grounding socket. Bases 71 provided at both ends of the LED lamp 70 are inserted into the sockets 20a and 20b, respectively.

  The reflection plate 60 is provided with a rectangular socket hole 61, a screw insertion hole 62, a fixture 63, an indicator lamp hole 64, and a drawstring insertion hole 65. The socket holes 61 are provided at both ends in the longitudinal direction of the reflector 60, and the sockets 20a and 20b are inserted therein. The screw insertion holes 62 are respectively provided at positions inside the socket holes 61 of the reflection plate 60. The fixing fitting 63 is formed in a U shape and is attached to a position between the socket hole 61 and the screw insertion hole 62 of the reflection plate 60. The indicator lamp hole 64 and the draw string insertion hole 65 are located closer to one side in the longitudinal direction of the reflecting plate 60, and are provided in parallel in the lateral direction of the reflecting plate 60.

  When attaching the reflector 60 to the instrument case 10, first, the pull cord 83 is passed through the pull cord insertion hole 65, and then the sockets 20 a and 20 b are inserted into the socket holes 61, respectively. Then, the two screws 67 are inserted into the respective screw insertion holes 62 and screwed into the screw holes 22 of the socket base 21 to attach the reflector 60 to the instrument case 10. Thereafter, as described above, the caps 71 of the LED lamp 70 are inserted into the sockets 20a and 20b, respectively, and both ends of the LED lamp 70 are fixed by the fixing bracket 63 and the lamp cover 66.

  The LED lamp 70 is fixed by inserting each screw 68 into a screw insertion hole 66 a provided in the lamp cover 66 and screwing it into the screw hole 63 a of the fixing bracket 63. When the reflector 60 is attached to the instrument case 10, a charge indicator lamp 82 described later protrudes from the indicator lamp hole 64 of the reflector 60.

  1 and 3, in addition to the pair of sockets 20a and 20b, the instrument case 10 described above includes a first power supply device 30, a second power supply device 40, a storage battery 50, an inspection switch 80, and the like. Is attached.

  The first power supply device 30 is formed in a rectangular parallelepiped shape, and is closer to one end side in the short direction of the instrument case 10 than the first mounting hole 12a, and feeds power along the longitudinal direction of the instrument case 10 It is fixed with screws near the socket 20a. The first power supply device 30 converts the power of the commercial power source into DC power, and turns on the LED lamp 70.

  The second power supply device 40 is formed in a rectangular parallelepiped appearance, and is located between one end portion of the instrument case 10 in the short direction and the power supply hole 11, and includes the first power supply device 30 and the second mounting hole 12 b. Are installed along the longitudinal direction of the instrument case 10. Further, the second power supply device 40 is installed closer to the center side of the instrument case 10 in the short direction than the first power supply device 30. With this arrangement, a space is formed between the second power supply device 40 and one end of the instrument case 10 in the short direction. In this space, an electric wire connected to the primary side of the second power supply device 40 is wired. The second power supply device 40 charges the storage battery 50 during normal operation, and turns on the LED lamp 70 using the power from the storage battery 50 when power supply from the commercial power supply is stopped, that is, when the commercial power supply fails. While the storage battery 50 is being charged from the second power supply device 40, the above-described charging indicator lamp 82 is lit.

  The storage battery 50 is externally formed in a cylindrical shape, and is disposed in parallel with the second power supply device 40 so as to sandwich the power supply hole 11 at a position near the other end side in the short direction of the instrument case 10. . That is, the storage battery 50 is located between the other end portion of the instrument case 10 in the short direction and the power supply hole 11, and is installed with a space between the power supply hole 11. In this space, an electric wire connected to the power cable 91 is wired. The storage battery 50 is fixed to the instrument case 10 by a mounting bracket 51 and a butterfly bolt 52. This storage battery 50 is comprised from the two storage batteries 50 connected in series, for example, and supplies electric power to the 2nd power supply device 40, when a commercial power supply fails.

  The inspection switch 80 is attached to one side of a support fitting 81 fixed to the instrument case 10. A charging indicator lamp 82 is attached to the support piece 81 a formed integrally with the support fitting 81. The inspection switch 80 includes a pull string 83 for turning on / off the internal switch. When the internal switch is turned off by operating the pull string 83, the supply of power to the second power supply device 40 is stopped. That is, it is checked whether the LED lamp 70 is lit by the power from the storage battery 50 when the inspection switch 80 is turned off.

  In addition, by arranging the first power supply device 30, the second power supply device 40, the storage battery 50, and the inspection switch 80 as described above (see FIG. 3), a new member is formed around the first mounting hole 12a. A space is added to which can be added. For example, a storage battery can be added to this space.

  Next, the internal wiring of the lighting fixture 100 configured as described above will be described with reference to FIGS. 3 and 4. FIG. 4 is a wiring diagram of parts of the instrument case shown in FIG. A power cable 91 connected to a commercial power source is drawn into the lighting fixture 100 from the power supply hole 11 of the fixture case 10 and connected to electric wires a, b, and c described later. The switch 92 connected to the power cable 91 is a switch that turns on or off the LED lamp 70 of the lighting fixture 100.

  The wires b and d connected to the primary side of the second power supply device 40 are wired between one end of the instrument case 10 and the second power supply device 40, and one of the wires d is connected to the inspection switch 80. Has been. The other electric wire b is wired between the power supply hole 11 and the storage battery 50 together with the electric wire c connected to the primary side of the first power supply device 30 and the electric wire a connected to the inspection switch 80. The three electric wires a, b, and c are connected to the power cable 91. The power cable 91 and the electric wires a, b, and c are connected by stripping the coating. The electric wire e connected to the primary side of the first power supply device 30 is connected to the inspection switch 80.

  Of the electric wires f and g connected to the secondary side of the first power supply device 30, one electric wire f is connected to the power supply socket 20a, and the other electric wire g is connected to the electric wires h and i together with the electric wires h and i. Wired along the longitudinal direction of the first power supply device 30 near one side of the one power supply device 30. Among these three electric wires g, h, i, the electric wire g is connected to the secondary side of the second power supply device 40, and the remaining two electric wires h, i are connected to the secondary side of the second power supply device 40. A power supply socket 20a is connected.

  Furthermore, the two electric wires j and k connected to the primary side of the second power supply device 40 are wired between the grounding socket 20b and the second mounting hole 12b and connected to the storage battery 50. In FIG. 3, the storage battery 50 and the second power supply device 40 are disconnected, but the storage battery 50 and the second power supply device 40 are connected to each other by a connector.

As described above, in the first embodiment, the following effects are obtained.
(1) The power supply hole 11 is provided between the second power supply device 40 installed in series with the first power supply device 30 and the storage battery 50 installed in parallel with the second power supply device 40. With this configuration, the second power supply device does not overlap the power supply hole as in the prior art, and the power cable 91 can be easily pulled into the lighting fixture 100.
(2) The first power supply device 30 is installed closer to one end side in the short direction of the instrument case 10, and the second power supply device 40 is closer to the center side in the short direction of the instrument case 10 than the first power supply device 30. It is installed. With this configuration, the electric wires g, h, i can be wired linearly along the longitudinal direction of the first power supply device 30 closer to one side of the first power supply device 30. For this reason, interference with an electric wire when attaching a suspension bolt to the 1st attachment hole 12a can be prevented.
(3) As described above, since the second power supply device 40 is installed closer to the center side in the lateral direction of the instrument case 10 than the first power supply device 30, it is connected to the primary side of the second power supply device 40. The electric wires b and d thus formed can be wired between one end of the instrument case 10. In addition, this wiring does not make it difficult to mix with other electric wires.
(4) Moreover, since the electric wires a, b, and c connected to the power cable 91 can be wired between the power supply hole 11 and the storage battery 50, wiring during component assembly can be simplified.
(5) The two electric wires j and k connected to the primary side of the second power supply device 40 are wired between the grounding socket 20b and the second mounting hole 12b so as not to be mixed with other electric wires. Therefore, when the storage battery 50 is replaced, it does not get tangled with other electric wires.
(6) Since the wiring between the first power supply device 30 and the first mounting hole 12a and between the storage battery 50 and the power supply hole 11 can be performed, the wiring is not mixed and the wiring is simplified. Can be planned. Furthermore, the simplification of the wiring eliminates wiring between the first and second mounting holes 12a and 12b, and the attachment of the instrument case 10 is facilitated.

Embodiment 2. FIG.
FIG. 5 is a plan view of parts arranged on the fixture case of the lighting fixture according to Embodiment 2 of the present invention. In addition, the same code | symbol is attached | subjected to the part similar to Embodiment 1 shown in FIGS. 1-3. In the lighting fixture 101 of the second embodiment, the second power supply device 40 is compared with the first power supply device 30 installed along the longitudinal direction of the fixture case 10 so as to sandwich the power supply hole 11 with the storage battery 50. The case 10 is obliquely installed on the other end side in the short direction. In FIG. 5, the storage battery 50 and the second power supply device 40 are disconnected, but the storage battery 50 and the second power supply device 40 are connected to each other by a connector. With this configuration, the same effect as in the first embodiment can be obtained.

  In the second embodiment, the second power supply device 40 is obliquely installed on the other end side in the short direction of the instrument case 10 with respect to the first power supply device 30, but the present invention is not limited to this. . For example, the first power supply device 30 may be installed obliquely on the other end side in the short direction of the instrument case 10 with respect to the second power supply apparatus 40 installed along the longitudinal direction of the instrument case 10. . In such a case, the same effect as in the first embodiment can be obtained.

  In the first and second embodiments, the straight tube LED lamp 70 is used as the lamp of the luminaire 100, but a straight tube fluorescent lamp may be used instead. In the first and second embodiments, it has been described that the power cable 91 and the electric wires a, b, and c are connected by stripping the coating, but the power supply hole 11 and the grounding socket 20b side You may provide the terminal block which connects the power cable 91 and the electric wires a, b, and c between 2 attachment holes 12b.

Embodiment 3 FIG.
Next, the lighting fixture 102 which concerns on Embodiment 3 is demonstrated based on FIGS. FIG. 6 is an exploded perspective view showing the lighting apparatus according to Embodiment 3 of the present invention. FIG. 7 is an external view and a longitudinal sectional view of a lighting fixture according to Embodiment 3 of the present invention. FIG. 8 is a plan view of parts arranged on the instrument case of FIG. FIG. 9 is an enlarged perspective view of a portion C shown in FIG. 7A is a front view of the luminaire, FIG. 7B is a plan view of the luminaire, and FIG. 7C is a cross-sectional view taken along line B-B shown in FIG. In addition, about the structure same as the lighting fixtures 100 and 101 demonstrated in Embodiment 1 and 2, the same code | symbol is attached | subjected and the description is abbreviate | omitted suitably.

  In the lighting fixture 102 of the third embodiment, the second power supply device 40 is compared with the first power supply device 30 installed along the longitudinal direction of the fixture case 10 so as to sandwich the power supply hole 11 with the storage battery 50. The case 10 is installed obliquely on the other end side in the short direction of the case 10 and is arranged in the opposite direction to the second power supply device 40 in the second embodiment. Specifically, in the second power supply device 40, the end portion on the power supply hole 11 side is located on the other end portion side in the short direction of the instrument case 10 with respect to the power supply hole 11. In the second power supply device 40, the end opposite to the end on the power supply hole 11 side is located closer to one end in the short direction of the instrument case 10 than the power supply hole 11. The second power supply device 40 is arranged obliquely with respect to the reference line connecting the first attachment hole 12a and the second attachment hole 12b or with the LED lamp 70 obliquely. That is. The storage battery 50 is disposed between the first power supply device 30 and the other end side of the instrument case 10 in the short direction, and is fixed to the instrument case 10 by a bolt and a wing nut 53. The storage battery 50 and the second power supply device 40 are not connected in the case of FIGS. 8 and 9, but are actually connected to each other by a connector. The LED lamp 70 is fixed by inserting each screw 68 into a screw insertion hole 66 a provided in the lamp cover 66 and screwing it into a screw insertion hole 66 b provided in the reflection plate 60. The lighting fixture 102 of Embodiment 3 can obtain the same effects as those of the lighting fixture 100 of Embodiment 1 by the above configuration.

  Furthermore, since the lighting fixture 102 according to Embodiment 3 does not have a problem that the second power supply device 40 overlaps the power supply hole 11 as in the prior art, the second power supply device 40 is moved to move the power supply hole 11. Is unnecessary, and the power cable 91 can be easily pulled into the lighting fixture 102.

  In addition, the lighting fixture 102 according to Embodiment 3 makes good use of the space even when the second power supply device 40 having a length larger than the distance between the power supply hole 11 and the second attachment hole 12b is installed. Therefore, the instrument case 10 can be reduced in size.

  Further, in the lighting fixture 102 according to the third embodiment, the second power supply device 40 is disposed in the vicinity of the bottom plate capable of forming a wide space in order to avoid interference with the inclined surface in relation to the inverted Fuji-shaped reflector 60. Therefore, the reflector 60 can be reduced in size.

  In addition, the lighting fixture 102 according to the third embodiment is arranged in consideration of the weight balance so that the second power supply device 40 is not biased to one side in the short direction of the fixture case 10. The workability of the attachment work can be enhanced, and the stability of the state of attachment to the ceiling or the like can be enhanced.

  In addition, the lighting fixture 102 according to Embodiment 3 has a space for providing the terminal block 13 on one end side in the short direction of the second power supply device 40 and the fixture case 10 by arranging the second power supply device 40 as described above. Born and provided with the terminal block 13 in the space, the terminal block 13 and both the first power supply device 30 and the second power supply device 40 can be brought close to each other. Therefore, in the lighting fixture 102, the wiring at the time of connecting the 1st power supply device 30 and the 2nd power supply device 40, and the terminal block 13 with an electric wire becomes easy. Furthermore, by providing the terminal block 13 in the space, a sufficient space for installing the storage battery 50 is created between the first power supply device 30 and the other end of the instrument case 10 in the short direction. It is also possible to place 50 away from other parts. That is, even if the storage battery 50 is ignited for some reason, it is possible to suppress the situation where other components spread.

  In addition, the effect demonstrated in the lighting fixture 102 of Embodiment 3 is similarly acquired also in the structure of the lighting fixture 101 of Embodiment 2. FIG.

Embodiment 4 FIG.
Next, the lighting fixture 103 which concerns on Embodiment 4 is demonstrated based on FIGS. FIG. 10 is an exploded perspective view showing the lighting apparatus according to Embodiment 4 of the present invention. FIG. 11: is an external view and longitudinal cross-sectional view of the lighting fixture which concerns on Embodiment 4 of this invention. 12 is a plan view of components arranged on the instrument case of FIG. In addition, Fig.11 (a) is a front view of a lighting fixture, FIG.11 (b) is a top view of a lighting fixture, FIG.11 (c) is the DD sectional view taken on the line shown to (a). Moreover, in FIG. 12, the state which abbreviate | omitted the electric wire is shown. Moreover, the same code | symbol is attached | subjected about the structure same as the lighting fixture demonstrated in Embodiment 1-3, and the description is abbreviate | omitted suitably.

  The lighting fixture 103 according to the fourth embodiment is configured by configuring two LED lamps 70 based on the configuration described in the third embodiment. Therefore, as illustrated in FIGS. 9 to 11, the lighting fixture 103 of Embodiment 4 includes two pairs of sockets 20 a and 20 b and an inverted triangular reflector 69. Other main configurations are the same as those of the lighting fixture 102 for one lamp shown in FIGS.

  In the second power supply device 40 according to the fourth embodiment, the end portion on the power supply hole 11 side is located on the other end portion side in the short direction of the instrument case 10 relative to the power supply hole 11. In the second power supply device 40, the end opposite to the end on the power supply hole 11 side is located closer to one end in the short direction of the instrument case 10 than the power supply hole 11. That is, the lighting apparatus of Embodiment 4 can arrange | position the 2nd power supply device 40 on the triangular top part of the reflecting plate 60 which can ensure the space most. Therefore, in the lighting fixture 103 of Embodiment 4, even if it is a lighting fixture for 2 lights using the inverted triangular reflector 60, the 2nd power supply device 40 does not interfere with an inclined surface, but a reflector. 60 can be configured with a minimum size, and as a result, the instrument case 10 can be reduced in size. In addition, the lighting fixture 103 comprised for 2 lights can also show the effect similar to the structure demonstrated in Embodiment 1-3.

  DESCRIPTION OF SYMBOLS 10 Instrument case, 11 Power supply hole, 12a 1st attachment hole, 12b 2nd attachment hole, 13 Terminal block, 20a, 20b Socket, 21 Socket stand, 22 Screw hole, 30 1st power supply device, 40 2nd power supply device, 50 Battery, 51 Mounting bracket, 52 Wing bolt, 53 Wing nut, 60 Reflector plate, 61 Socket hole, 62 Screw insertion hole, 63 Fixing bracket, 63a Screw hole, 64 Indicator light hole, 65 Pull string insertion hole, 66 Lamp cover, 66a, 66b Screw insertion hole, 67, 68 screw, 69 reflector, 70 LED lamp, 71 base, 80 inspection switch, 81 support bracket, 81a support piece, 82 charge indicator lamp, 83 pull string, 91 power cable, 92 switch , 100, 101, 102, 103 Lighting equipment, a, b, c, d, e, f, g, h, i, j, k Electric wires.

Claims (7)

A power supply hole that is formed in a rectangular flat plate and penetrates in the thickness direction at the center in the short direction, and first and second mounting holes that penetrate in the thickness direction at positions on both sides of the power supply hole in the longitudinal direction. An instrument case having
Power supply and grounding sockets provided at both ends in the longitudinal direction of the instrument case, to which straight tube lamps are connected,
A first power supply device that lights the lamp using the power of an AC power supply;
A second power supply device that lights the lamp when power supply from the AC power supply is stopped;
A storage battery for supplying power to the second power supply device when the power supply is stopped,
The first power supply device is disposed closer to one end side in the short direction of the instrument case than the first mounting hole, and closer to the power feeding socket along the longitudinal direction of the instrument case. ,
The second power supply device is a position between one end portion of the instrument case in a short direction and the power supply hole, and the longitudinal direction of the instrument case is between the first power supply device and the second mounting hole. Installed along the direction,
The said storage battery is a position near the other end part side of the transversal direction of the said instrument case, Comprising: The lighting fixture characterized by being installed in parallel with the said 2nd power supply device so that the said power supply hole may be pinched | interposed.   The second power supply device is located between one end of the instrument case in the short direction and the power supply hole, and is closer to the center side in the short direction of the instrument case than the first power supply device. The lighting apparatus according to claim 1, wherein:   The storage battery is located at a position between the other end portion in the short direction of the instrument case and the power supply hole, and is installed with a space between the power supply hole. The lighting fixture of 1 or 2.   The second power supply device is installed obliquely on the other end side in the short direction of the instrument case with respect to the first power supply device so as to sandwich the power supply hole with the storage battery. Item 1. A lighting apparatus according to item 1.   The lighting device according to claim 4, wherein the second power supply device has an end portion on the power supply hole side positioned on the other end portion side in the short direction of the device case with respect to the power supply hole.   5. The second power supply apparatus, wherein an end opposite to the end on the power supply hole side is located closer to one end in the short direction of the instrument case than the power supply hole. Or the lighting fixture of 5.   The lighting fixture according to claim 1, wherein the first power supply device is installed obliquely on the other end side in the short direction of the fixture case with respect to the second power supply device.

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