JP5748049B2 - Lighting device - Google Patents

Description

Embodiments of the present invention relates to a lighting device using the emergency lights corresponding lighting fixtures.

  2. Description of the Related Art Conventionally, there is an illuminator for an emergency light in which a light source is turned on by an external power source such as a commercial AC power source in a normal state and a light source is turned on by a battery power source in an emergency such as a power failure of the external power source.

  In addition, there is a lighting fixture in which a light source that is a lamp device including a LED device and a lighting circuit that turns on the LED light emitting element can be replaced. In such a lighting fixture, in order to be compatible with an emergency light, an emergency unit including a battery, a charging circuit, and an emergency lighting circuit is used, and a light source is turned on by the emergency unit in an emergency.

  And in the lighting equipment for emergency lights using LED elements as the light source, since the LED elements of the light source are lighted by constant current control by the emergency unit, the brightness at the time of emergency lighting depends on the number and type of the LED elements of the light source. Will change. Since it is stipulated that the floor illuminance at the time of emergency lighting should be equal to or higher than a predetermined brightness, it is necessary to use an emergency unit corresponding to the type of light source and ensure the predetermined brightness at the time of emergency lighting.

  Therefore, it is necessary to use an emergency unit corresponding to each type of light source, and when replacing with a different type of light source, it is also necessary to replace the emergency unit with an emergency unit corresponding to the type of light source.

JP 2010-129490 A

  As described above, the emergency lighting-compatible lighting fixture requires an emergency unit corresponding to the type of light source.

An object of the present invention is to provide is to provide a lighting apparatus using the emergency lights corresponding illuminator instrument eliminates the need for providing a emergency light source and emergency units in accordance with the type of the main light source .

The illuminating device of embodiment is provided with the instrument main body, the light source attaching part arrange | positioned at this instrument main body, the emergency light source and emergency unit which are provided in an instrument main body. The lamp device has a main light source using a semiconductor light emitting element, a main lighting circuit that turns on the main light source with an external power source, and a housing that houses the main light source and the main lighting circuit, and is attachable to and detachable from the light source mounting portion. It is attached. A semiconductor light emitting element is used as an emergency light source. The emergency unit includes a battery, a charging circuit that charges the battery with an external power source, and an emergency lighting circuit that lights the emergency light source with the battery power source.

  According to the present invention, since the emergency light source and the emergency unit are provided separately from the main light source, the main light source, the emergency light source and the emergency unit can be used in any combination, and the types of main light sources to be combined It can be expected that it is unnecessary to prepare a corresponding emergency light source and emergency unit.

It is a block diagram of the illuminating device which shows one Embodiment. It is a perspective view of the decomposition | disassembly state of an illuminating device same as the above.

  Hereinafter, an embodiment will be described with reference to FIGS. 1 and 2.

  FIG. 1 and FIG. 2 show a lighting device, and reference numeral 10 denotes an emergency light lighting fixture, which is an embedded lighting fixture such as a downlight that is embedded in a ceiling. A lamp device 11 is detachably attached to the lighting fixture 10.

  The luminaire 10 includes a fixture body 12, a socket 14 as a light source mounting portion 13 that is disposed on the fixture body 12 and to which the lamp device 11 is detachably attached, and an emergency light source 15 that is detachably attached to the fixture body 12. An emergency unit 16 for turning on the emergency light source 15 in an emergency, an inspection switch 17 for checking the lighting state of the emergency light source 15 by the emergency unit 16, and the like are provided.

  The instrument body 12 includes a reflector 20, a heat radiator 21 attached to the upper portion of the reflector 20, a mounting plate 22 attached to the upper portion of the heat radiator 21, and the like. The reflector 20 has a reflecting surface portion 23 that opens and opens downward, and an edge portion 24 that is formed from the lower portion of the reflecting surface portion 23 toward the periphery. A plurality of attachment springs 25 for installing the instrument body 12 on the ceiling are attached to the radiator 21. Attached to the mounting plate 22 are a terminal block 26 for connecting a power line for supplying commercial AC power E as an external power source, an emergency unit 16, and the like.

  Further, the socket 14 is formed in an annular shape, and a pair of connection holes 29 (only one is shown in FIG. 2 and the other is hidden) are formed in a long hole shape along the circumferential direction on the lower surface. A substantially L-shaped mounting groove 30 is formed on the peripheral surface so that the lamp device is rotated and detachably mounted. Terminals are respectively disposed inside the pair of connection holes 29, and commercial AC power E can be supplied to the pair of terminals through the terminal block 26.

  The lamp device 11 includes a main light source 33, a main lighting circuit 34 that lights the main light source 33, and a housing 35 that houses the main light source 33 and the main lighting circuit 34.

  As the main light source 33, for example, a semiconductor light emitting element such as an LED element or an EL element is used, and in this embodiment, an LED element 33a is used. The plurality of LED elements 33a are connected in series to the output portion of the main lighting circuit 34.

  The main lighting circuit 34 includes, for example, a circuit that rectifies and smoothes the commercial AC power supply E, a DC / DC converter having a switching element that switches at a high frequency of several kHz to several hundred kHz, and outputs DC power of constant current. The main light source 33 (LED element 33a) is turned on.

  The casing 35 is formed in a cylindrical shape, and a translucent cover 36 that transmits light from the main light source 33 is attached to the lower portion of the casing 35, and the socket 35 is detachably attached to the upper portion of the casing 35. A base portion 37 is formed. A pair of lamp pins 38 connected to the commercial AC power supply input part of the main lighting circuit 34 protrude from the periphery of the base part 37, and a cylindrical protrusion 39 protrudes from the central part of the base part 37. A plurality of protrusions 40 protrude from the peripheral surface of the protrusion 39.

  And when attaching the lamp device 11 to the socket 14, while inserting the protrusion 39 of the base part 37 into the inner space of the socket 14, each projection 40 is inserted into each mounting groove 30 of the socket 14, and each The lamp pin 38 is inserted into each connection hole 29 of the socket 14, and after the insertion, the lamp device 11 is rotated with respect to the socket 14, and each projection 40 is hooked and attached to each connection hole 29 of the socket 14. Are connected to the terminals inside the respective connection holes 29, and the commercial AC power supply E can be supplied to the respective lamp pins 38. Further, when the lamp device 11 is removed from the socket 14, the procedure reverse to that at the time of mounting may be performed.

  As the emergency light source 15, for example, a semiconductor light emitting element such as an LED element or an EL element is used. In the present embodiment, an LED element 15a is used. The emergency light source 15 is disposed in a cylindrical support member 43, and the support member 43 passes through the reflection surface portion 23 of the reflector 20 and is attached to the inside of the reflector 20. That is, the emergency light source 15 is disposed on the inner side of the reflector 20 at a peripheral portion that does not affect the attachment and detachment of the lamp device 11 and is fixed to the fixture body 12, and emits light from the lower surface opening of the reflector 20. Enable radiation. A light control body 44 such as a lens for controlling the light distribution from the emergency light source 15 is attached to the tip of the support member 43. Note that the emergency light source 15 is fixed to the instrument main body 12 means that the emergency light source 15 cannot be easily removed from the instrument main body 12. For example, the support member 43 holding the emergency light source 15 is a reflector. It means that it is screwed to 20 or glued with an adhesive.

  The emergency unit 16 includes a battery 47, a charging circuit 48 that charges the battery 47 with a commercial AC power source E, an emergency lighting circuit 49 that is a DC / DC circuit that lights the emergency light source 15 with a DC power source of the battery 47, The power supply monitoring circuit 50 monitors the energization and power failure (disconnection) of the commercial AC power supply E.

  The inspection switch 17 is disposed on the edge 24 of the reflector 20 and can be operated from the outside. The inspection switch 17 is always turned on and is turned off by an external operation.

  The main lighting circuit 34 of the lamp device 11 is connected to the commercial AC power source E via the inspection switch 17 and a wall switch 53 that switches between lighting and extinguishing of the lamp device 11. It is wired so that the commercial AC power supply E is sometimes supplied and the supply of the commercial AC power supply E is shut off when the power is off. The emergency unit 16 is connected to the commercial AC power source E through the inspection switch 17 and wired so that the commercial AC power source E is always supplied.

  Next, the operation of the lighting fixture 10 for emergency lights will be described.

  When the wall switch 53 is turned on, the commercial AC power source E is supplied to the lamp device 11, and the main light source 33 of the lamp device 11 is turned on. Further, the commercial AC power E is always supplied to the emergency unit 16, the power monitoring circuit 50 confirms the supply of the commercial AC power E, and the charging circuit 48 charges the battery 47 with the commercial AC power E. The emergency lighting circuit 49 is in a non-operating state, and the emergency light source 15 is turned off.

  When the wall switch 53 is turned off, the supply of the commercial AC power source E to the lamp device 11 is cut off, and the main light source 33 of the lamp device 11 is turned off. Further, the commercial AC power E is always supplied to the emergency unit 16, the power monitoring circuit 50 confirms the supply of the commercial AC power E, and the charging circuit 48 charges the battery 47 with the commercial AC power E. The emergency lighting circuit 49 is in a non-operating state, and the emergency light source 15 is turned off.

  Further, when the inspection switch 17 is operated, the supply of the commercial AC power source E to the emergency unit 16 is cut off. Therefore, the power supply monitoring circuit 50 confirms that the commercial AC power source E is cut off, and the emergency power is supplied from the DC power source of the battery 47. The lighting circuit 49 operates to turn on the emergency light source 15. If the life of the battery 47 or the failure of the emergency unit 16 occurs, the emergency light source 15 is not turned on even if the inspection switch 17 is operated, and the problem can be confirmed. Also, by releasing the operation of the inspection switch 17, the supply of the commercial AC power source E to the emergency unit 16 is resumed, the power monitoring circuit 50 confirms the restart of the supply of the commercial AC power source E, and the charging circuit 48 is The battery 47 is charged by the AC power source E, the emergency lighting circuit 49 is deactivated, and the emergency light source 15 is turned off.

  When the commercial AC power source E is blacked out, if the wall switch 53 is on and the main light source 33 of the lamp device 11 is turned on, the main light source 33 is turned off. Since the supply of the commercial AC power source E to the emergency unit 16 is interrupted by this power failure, the power monitoring circuit 50 confirms the interruption of the commercial AC power source E, and the emergency lighting circuit 49 is operated by the DC power source of the battery 47. Then, the emergency light source 15 is turned on.

  In addition, the luminaire 10 includes a main light source 33 and an emergency light source 15, and a main lighting circuit 34 and an emergency unit 16 for lighting the main light source 33 and the emergency light source 15. Further, the lamp device 11 can be configured by arbitrarily combining types such as brightness differences and dimming support types and types of the emergency light source 15 and the emergency unit 16.

  Further, the lamp device 11 is configured to be attachable to and detachable from the socket 14 of the instrument body 12, and can be replaced as necessary. Even at this time, regardless of the main lighting circuit 34 and the emergency unit 16, it can be replaced with a different type of lamp device 11 such as a difference in brightness or dimming correspondence, and the combined main light source 33 and main lighting circuit 34 It is not necessary to prepare the emergency light source 15 and the emergency unit 16 according to the type.

  As described above, according to the luminaire 10 of the present embodiment, the main light source 33 and the emergency light source 15 are separately provided, and the main lighting circuit 34 and the emergency unit 16 for lighting these are separately provided. The main lighting circuit 34 can be used in any combination with the emergency light source 15 and the emergency unit 16, and the emergency light source 15 and the emergency unit 16 can be used regardless of the types of the main light source 33 and the main lighting circuit 34. Can be shared.

  In addition, when the lamp device 11 having the main light source 33 and the main lighting circuit 34 is detachable from the fixture body 12, it can be replaced with a different type of lamp device 11 such as a difference in brightness or dimming capability. Even in this case, the emergency light function has not changed.

  Moreover, since the emergency light source 15 and the emergency unit 16 are fixed to the fixture body 12, the emergency light source 15 can be prevented from being accidentally removed, and the function of the emergency lighting-compatible lighting fixture 10 can be prevented. Can be maintained.

  In addition, since the emergency light source 15 is arranged inside the reflector 20, there is no hindrance to the installation of the appliance body 12 at the installation place such as the ceiling, and the emergency light source 15 The light from the light source 15 can be irradiated. In addition, by arranging the emergency light source 15 inside the reflector 20, the emergency light source 15 can be made inconspicuous.

  In addition, the cost of the lamp device 11 can be reduced by providing the emergency light source 15 on the appliance body 12 side.

  The emergency light source 15 is not limited to the inside of the reflector 20, but may be disposed on the edge 24 of the reflector 20, or may be installed on a ceiling surface at a location different from the reflector 20, for example. It is only necessary that the emergency unit 16 is wired so that it can be lit.

  Also, the emergency unit 16 may be attached to the fixture main body 12 or may be arranged at a location different from the fixture main body 12, and is electrically wired to the power supply circuit of the lighting fixture 10. It only has to be.

  Although several embodiments of the present invention have been described, these embodiments are presented by way of example and are not intended to limit the scope of the invention. These novel embodiments can be implemented in various other forms, and various omissions, replacements, and changes can be made without departing from the scope of the invention. These embodiments and modifications thereof are included in the scope and gist of the invention, and are included in the invention described in the claims and the equivalents thereof.

11 Lamp device
12 Instrument body
13 Light source mounting
15 Emergency light source
16 Emergency unit
20 Reflector
33 Main light source
34 Main lighting circuit
35 Enclosure
47 battery
48 Charging circuit
49 Emergency lighting circuit

Claims (2)

An instrument body;
A light source mounting portion that will be placed on the instrument body;
A lamp device having a main light source using a semiconductor light emitting element, a main lighting circuit for turning on the main light source by an external power source, and a casing for storing the main light source and the main lighting circuit, and is detachably attached to the light source mounting portion When;
An emergency light source using a semiconductor light emitting element provided in the instrument body;
An emergency unit that is provided in the appliance body and includes a battery, a charging circuit that charges the battery with an external power source, and an emergency lighting circuit that lights an emergency light source with the battery power source;
An illumination device comprising: Instrument body has a reflector which is open toward the light irradiation direction, the lighting device according to claim 1, wherein the emergency light with a main light source inside the reflector is disposed.

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