JP2012079499A - Lighting system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lighting system wherein an information means and a light-distribution control means arranged by facing the information means are arranged so as not to block light emitted from a light source.SOLUTION: The lighting system includes a device body 1 having an open surface 1a at one end, a light source 3 arranged by facing the open surface 1a, the first light-distribution control means 4 arranged by facing the light source 3, a battery 5 arranged in the device body 1, a lighting-up unit 6 having a charge control means for charging the battery 5 by an external light source and a lighting-up control means for lighting up the light source 3 by using the battery 5 as a power source, a board 8 for mounting a semiconductor light-emitting element of the light source 3, the information means 7 mounted on the same mounting surface as the light source 3 of the board 8, and a second light-distribution control means 9 arranged by facing the information means 7. A distance on a light source section 200 from the mounting surface to an end of the first light-distribution control means 4 in an emitting direction of the light of the light source 3 is larger than the distance from the mounting surface to an end of the second light-distribution control means 9 in an emitting direction of the light of the information means 7.

Description

  Embodiments described herein relate generally to a lighting device.

  In a conventional lighting device, an incandescent lamp such as a halogen lamp is used as a light source, and light distribution control is performed by providing a reflecting plate. In the conventional lighting device, a reflecting plate is provided on the opening surface of the lighting fixture body, and the light source can be easily removed through the opening of the reflecting plate. In addition, a notification means such as a charge monitor or a lamp monitor is provided around the opening.

JP 2007-214037 A JP 2009-104923 A

  It is also conceivable that the light source and the notification means are disposed on the same member by replacing the light source from a halogen lamp or the like to a semiconductor light emitting element as in the prior art. However, when the light source and the notification means are disposed on the same member, the notification means is preferably disposed so that the light emitted from the light source does not block the light emitted from the light source because of the functional characteristics of the lighting device. It is. Therefore, there has been a demand for an illuminating device in which a notification unit and a light distribution control unit provided opposite to the notification unit are disposed so as not to block light emitted from the light source. An object of the present invention is to provide an illuminating device in which a notification unit and a light distribution control unit provided opposite to the notification unit are arranged so as not to block light emitted from a light source.

  The illumination device according to the embodiment includes an instrument body having an opening surface at one end; a light source including a semiconductor light emitting element and disposed opposite to the opening surface; and a glass lens disposed opposite to the light source. A first light distribution control means; a battery disposed in the instrument main body; a charge control means for charging the battery by an external power source; and a lighting that is disposed in the instrument main body and lights the light source using the battery as a power source. A lighting unit comprising a control means; a substrate on which the semiconductor light emitting element of the light source is mounted; an informing means comprising the semiconductor light emitting element and mounted on the same mounting surface as the light source of the substrate; A light source unit including a light source, a first light distribution control unit, a notification unit, and a second light distribution control unit, and a mounting surface. To the light emission direction of the light source 1 distance to the end of the light distribution control unit may be greater than the distance from the mounting surface to the end portion of the second light distribution control means for the light emitting direction informing means.

  The embodiment of the present invention can provide an illuminating device that is arranged so that the notification means and the light distribution control means provided opposite to the notification means do not block light emitted from the light source.

The conceptual diagram of the emergency light 100 which concerns on the illuminating device which shows 1st Example of this invention, (a) Sectional drawing of the emergency light 100 in the XX cross section of FIG.1 (b), (b) FIG.1 (a). FIG. 1C is a cross-sectional view of the emergency light 100 in the YY cross section of FIG. 1C, and FIG. 1C is an external view of the emergency light 100 in the direction of A in FIG. Similarly, the conceptual diagram of the light source part 200 of the emergency light 100, (a) The external view of the light source part 200 in A direction view of FIG.2 (b), (b) The expanded sectional view of the light source part 200 in FIG.1 (b), ( c) External view of the light source unit 200 as viewed in the B direction in FIG. Similarly, an enlarged cross-sectional view of the light source unit 300 in the YY cross section of FIG. Similarly, an enlarged cross-sectional view of the light source section 400 in the YY cross section of FIG. Explanatory drawing which similarly shows the circuit structure of the emergency light 100

  The illumination device according to the embodiment includes an instrument body having an opening surface at one end; a light source including a semiconductor light emitting element and disposed opposite to the opening surface; and a glass lens disposed opposite to the light source. A first light distribution control means; a battery disposed in the instrument main body; a charge control means for charging the battery by an external power source; and a lighting that is disposed in the instrument main body and lights the light source using the battery as a power source. A lighting unit comprising a control means; a substrate on which the semiconductor light emitting element of the light source is mounted; an informing means comprising the semiconductor light emitting element and mounted on the same mounting surface as the light source of the substrate; A light source unit including a light source, a first light distribution control unit, a notification unit, and a second light distribution control unit, and a mounting surface. To the light emission direction of the light source 1 distance to the end of the light distribution control unit may be greater than the distance from the mounting surface to the end portion of the second light distribution control means for the light emitting direction informing means.

  (Embodiment 1) An emergency light 100 according to a lighting apparatus of a first embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a conceptual diagram of an emergency light 100 according to an illuminating device according to a first embodiment of the present invention, and FIG. 1A is a cross-sectional view of the emergency light 100 taken along the line XX of FIG. 1B is a cross-sectional view of the emergency light 100 in the YY section of FIGS. 1A and 1C, and FIG. 1C is a cross-sectional view of the emergency light 100 in the direction A of FIG. 1B. FIG. 2 is a conceptual view of the light source unit 200 of the emergency light 100, FIG. 2A is an external view of the light source unit 200 in the A direction of FIG. 2B, and FIG. 1 (b) is an enlarged cross-sectional view of the light source unit 200, FIG. 2 (c) is an external view of the light source unit 200 in the B direction of FIG. 2 (b), and FIG. 4 is an enlarged sectional view of the light source unit 300 in the YY section, and FIG. 4 is an enlarged view of the light source unit 400 in the YY section of FIG. FIG. 5 is an explanatory view showing a circuit configuration of the emergency light 100 in the same manner.

  The emergency light 100 of the present embodiment will be described with reference to FIG.

  The emergency light 100 of the present embodiment is installed along a ceiling surface such as a corridor or a passage, with a plurality of units being embedded at a predetermined interval. As shown in FIGS. 1A to 1C, an emergency light 100 includes an instrument main body 1, a frame member 2, a light source 3, a first light distribution control means 4 provided facing the light source 3, a battery 5, and a light source. A lighting unit 6 for lighting 3, a notification means 7 described later, a second light distribution control means 9 provided opposite to the notification means 7, and a light source 3, a first light distribution control means 4, a notification means 7, a light source 3, and The light source unit 200 includes the substrate 8 on which the notification unit 7 is mounted and the second light distribution control unit 9. In this embodiment, the lighting device is preferably the emergency light 100 used at the time of a power failure. However, the lighting device is not limited thereto, and is applied to all indoor and outdoor lighting devices using a battery as a power source. Moreover, even if it is an embedded illuminating device, the illuminating device installed by other installation means, such as a direct attachment type and a ceiling-suspended type, may be sufficient.

  The instrument main body 1 is made of aluminum die casting and is configured as a cylindrical case member having an opening surface 1a at one end, and the battery 5 and the lighting unit 6 are housed inside the instrument main body 1.

  A frame member 2 having a function of a decorative frame for closing the installation hole 13 provided in the member to be installed 12 such as a ceiling is fitted to the opening surface 1a of the instrument main body 1 to block the periphery of the opening surface 1a. ing. The frame member 2 is made of aluminum die casting as in the case of the instrument main body 1, and has a substantially circular opening 2 a provided at the center of the frame member 2 for attaching a light source unit 200 described later, and a pull string 10 a of the inspection switch 10 described later. Inspection switch hole 2b, which is a slit-like opening provided in an intermediate portion between the central portion and the outer periphery of the frame member 2 and a frame portion 2c having a substantially L-shaped cross section. The frame portion 2c is fitted into the opening surface 1a of the instrument main body 1, and is supported and fixed by a fixing means such as a screw (not shown) from the side.

  The support 11 is for supporting the instrument main body 1 on an installation member 12 such as a ceiling, and is composed of two substantially L-shaped leaf springs formed by pressing a stainless steel plate material. The part is positioned on the outer surface of the instrument body 1 so as to face the radial direction and is fixed with screws or the like.

  The support 11 made of this leaf spring is inserted into the installation hole 13 of the installation target member 12 such as the ceiling surface together with the instrument main body 1 while being bent inward from each other. After returning to the above state, the instrument body 1 is pressed against the inner surface of the installation hole 13, and the instrument body 1 is fixed to the installation member 12 by the pressure contact force. In the case of removal, the reverse operation is performed.

  As shown in FIG. 1, the emergency light 100 is, for example, a small-sized illumination that is driven by an AC 100V having a diameter 2 of the frame member 2 of about 90 to 100 mm, a diameter D2 of the instrument body 1 of about 85 mm, and a power consumption of 13 W. It may be configured as a device. At this time, as described above, the instrument body 1 has a small diameter dimension D2 of the instrument body 1 of only about 85 mm and a height h from the surface 12a of the installation member to the end of the instrument body 1 of about 65 mm. Therefore, the installation hole 13 is small, and the construction becomes easy.

  The battery 5 is housed in a battery case 5a, and is positioned above a light source unit 200, which will be described later, in a cylindrical case of the instrument body 1 so that the battery support member 2d is provided on the inner side of the instrument body 1 of the frame member 2. It is supported and disposed. In the battery case 5a, a plurality of batteries 5 may be provided as an assembled battery as shown in FIG. 1, or a plurality of batteries may be stacked and covered with an outer shell. Good. The battery case 5a may be made of a metal such as stainless steel or aluminum, or may be made of a nonflammable synthetic resin.

  The battery case 5 a is provided with a current collector (not shown) and a connection terminal (not shown) for electrically connecting the current collector and the lighting unit 6. As shown in FIG. 1A and FIG. 1B, the current collector serves to electrically connect the plurality of batteries 5 when the plurality of batteries 5 are provided in the battery case 5a. Is.

  The battery support member 2d is provided on the inside of the instrument body 1 of the frame member 2, and fixes and supports the battery case 5a inside the instrument body 1 by supporting the bottom of the battery case 5a. The battery support member 2d is formed in an arc shape such that a contact portion with the bottom of the battery case 5a surrounds the periphery of the opening 2a.

  Since the battery case 5 a is only supported inside the instrument main body 1 by the battery support member 2 d provided on the frame member 2, the battery case 5 a It moves in the emission direction. Therefore, the battery case 5 a can be taken out of the instrument body 1 simply by removing the frame member 2 from the instrument body 1. Therefore, as shown in FIG. 1, when the cylindrical battery 5 is provided in the battery case 5a, it is desirable that the axis connecting the positive electrode and the negative electrode of the battery 5 is substantially parallel to the light emission direction of the light source 3. . When the battery case 5a is held inside the instrument body 1 only by the battery holding member 2d, when the frame member 2 is removed from the instrument body 1, the battery case 5a is provided inside the instrument body 1 only by the connection terminals. It will be supported by the lighting unit 6 or a lighting unit housing 6d described later. In such a case, the connection terminal, the lighting unit 6 or the lighting unit housing 6d may be damaged due to the weight of the battery 5 and the battery case 5a. Therefore, the outside of the battery case 5a and the inside of the instrument body 1 are connected, It is preferable that a connection member (not shown) for holding the battery case 5a when the battery case 5a is taken out of the instrument body 1 is provided. Since the connecting member is housed in a space inside the instrument body 1 and inside the instrument body 1 and outside the battery case 5a or outside the lighting unit housing 6d, specifically, a linear body such as a wire or a chain. It is desirable that

  When a connecting member is provided, a connecting member holding means for attaching the connecting member, specifically, a hook portion (not shown) for attaching a connecting member such as a wire or a chain is provided inside the appliance main body 1 or the lighting unit housing. It is preferable to be provided outside 6d from the viewpoint of the manufacturing process and construction of the emergency light 100.

  One end of a connection member made of a linear body such as a wire or a chain is attached to a hook portion provided outside the battery case 5a, and the other end of the connection member is provided inside the fixture body 1 or outside the lighting unit housing 6d. When the frame member 2 is removed from the instrument main body 1 by being attached to the hook portion, the connection terminal is caused by the battery case 5a falling from the instrument main body 1 in the light emitting direction of the light source 3 or the battery case 5a falling. Can be prevented from being damaged.

  The lighting unit 6 for lighting the light source 3 by the battery 5 is housed in the lighting unit housing 6d, and is positioned above the light source unit 200, which will be described later, in the cylindrical case of the fixture body 1 and supported by the support member 1b. Arranged and stored. In the lighting unit housing 6d, there is a charging control means 6a for charging the battery 5 with an external power source and a lighting unit substrate 6c for constituting a lighting control means 6b for lighting the light source 3 using the battery 5 as a power source. A mounting surface 6e for mounting electronic parts and the like necessary for configuring the means 6a and the lighting control means 6b is arranged so as to be substantially parallel to the light emission direction of the light source 3.

  On the back side of the mounting surface 6e of the lighting unit substrate 6c, a heat dissipation member (not shown) is provided on the mounting surface 6e of the lighting unit substrate 6c in order to release heat generated from the lighting unit substrate 6c to the outside of the lighting unit housing 6d. It may be provided so as to be in close contact with the back side surface and capable of conducting heat. The heat radiating member may be provided in close contact with the flat portion of the lighting unit housing 6d in the space between the lighting unit housing 6d and the battery case 5a. At this time, from the viewpoint of heat dissipation efficiency, it is preferable that the back side surface of the mounting surface 6e of the lighting unit substrate 6c and the heat dissipation member are provided so as to be able to conduct heat via the flat portion of the lighting unit housing 6d.

  The inspection switch 10 is mounted on the mounting surface 6e. The inspection switch 10 is used when the emergency light 100 is inspected according to laws and regulations. For example, when the inspection switch 10 is operated, the power charged in the battery 5 is supplied. It is for supplying to the light source 3 and confirming whether the light source 3 lights normally. The inspection switch 10 is provided with a pull string 10a as an operation unit. A check switch through hole 2b is formed in the frame member 2 at a position opposite to the tip of the pull string 10a, and a pull string 10a as an operation part of the check switch 10 is inserted so that the tip of the pull string 10a is framed. It protrudes from the outer surface of the member 2, that is, the lower surface of the frame member 2 in this embodiment, and is configured so that the inspection switch 10 can be operated from the outside of the emergency light 100. Thereby, the charge control means 6a, the lighting control means 6b, and the inspection switch 10 are configured on a common lighting unit board 6c. In order to expose the drawstring 10a to the outside of the emergency light 100, the support member 1b is provided with a hole 1c facing the inspection switch through hole 2b.

  Next, the light source unit 200 of the emergency light 100 according to the present embodiment will be described with reference to FIGS. 1 and 2.

  As shown in FIGS. 1 and 2, the light source unit 200 is provided so that the light source 3 faces the vicinity of the approximate center of the substantially circular opening 2 a provided at the center of the frame member 2.

  The light source unit 200 is disposed so as to face the periphery of the opening 2 a of the frame member 2 by displaying the light source 3, the first light distribution control unit 4 provided facing the light source 3, and information to be described later in a lighting state. And a substrate 8 on which the light source 3 and the notification means 7 are mounted. In addition, the light source part 200 does not exclude what provided the reflector, and may provide the reflector which has a function which does not inhibit size reduction.

  The light source unit 200 is provided such that the outer periphery of the glass lens 14 serving as a base of the light source unit 200 is fitted into the inner periphery of the opening 2 a of the frame member 2. The light source unit 200 and the frame member 2 are provided so as to be separable. The connection means between the light source unit 200 and the frame member 2 is a concave-convex fitting in which either a concave portion or a convex portion is formed on the outer periphery of the glass lens 14 and the inner periphery of the opening 2a. By fitting the opening 2 a and rotating the glass lens 14, fixing the glass lens 14 of the light source unit 200 to the opening 2 a of the frame member 2 is possible when the light source unit 200 is detached from the frame member 2. It is preferable from the viewpoint of operability. Further, since the light source unit 200 and the lighting unit 6 are connected by an electrical connection means, specifically, a connector and an electric wire, it is possible to reduce a mechanical load applied to the connector and the electric wire when the light source unit 200 is attached and detached. Connection means by fitting and turning is preferred. When this connection means is used, it is preferable that the operation angle during rotation is as small as possible. In addition, you may make | form by providing an external thread part and an internal thread part in the outer periphery of the glass lens 14, and the inner periphery of the opening part 2a.

  The light source 3 is composed of a semiconductor light emitting element. In this embodiment, the light source 3 is composed of a light emitting diode, and emits white light with a blue LED chip and a yellow phosphor excited by the blue LED chip. is there. The light emitting diode mainly emits light in one direction. That is, light rays are mainly emitted in the direction of the optical axis oo of the light source 3 shown in FIG. In the present embodiment, one light emitting diode is prepared and mounted on the mounting surface 8a of the disk-shaped substrate 8 so as to face the vicinity of the approximate center of the substantially circular opening 2a formed in the center of the frame member 2. Has been supported.

  The notification means 7 displays, for example, the state of charge of the battery by a lighting state, and is composed of a semiconductor light emitting element such as a light emitting diode. The notification means 7 is disposed so as to face the periphery of the opening 2a. That is, it arrange | positions so that the circumference | surroundings of the glass lens 14 may be faced, and it is arrange | positioned in the position which does not block the light radiated | emitted from the 1st light distribution control means 4. FIG.

  The first light distribution control means 4 is a light control body for obtaining a light distribution characteristic necessary for the emergency light 100 as a lighting device, and a lens body formed of transparent glass is allowed.

  As shown in FIG. 2B, the glass lens 14 has a glass lens opening 14a on the surface opposite to the exit surface 14c. An incident surface 14b is formed on the bottom surface of the glass lens opening 14a. A step 14d for holding the substrate 8 on which the light source 3 and the notification means 7 are mounted in the glass lens opening 14a is provided at the corner formed by the peripheral wall surface of the glass lens opening 14a and the incident surface 14b. It is done. The substrate 8 is provided in the glass lens opening 14a so that the mounting surface 8a on which the light source 3 and the notification means 7 are mounted faces the incident surface 14b.

  As shown in FIG. 2B, the first light distribution control means 4 and the second light distribution control means 9 are provided on the emission surface 14 c side of the glass lens 14 so as to face the light source 3 and the notification means 7, respectively. Light emitted from the light source 3 and the notification unit 7 enters the glass lens 14 from the incident surface 14b, and enters the space from the output surface 14c via the first light distribution control unit 4 and the second light distribution control unit 9. Released. The 1st light distribution control means 4 and the 2nd light distribution control means 9 are comprised by forming a convex part in the light emission direction of the light source 3 and the alerting | reporting means 7 in the output surface 14c.

  After the glass lens opening 14 a is provided with the substrate 8, the remaining space of the glass lens opening 14 a is sealed by the closing member 15. In addition, the board | substrate 8 is fixed so that it may not move within the glass lens opening part 14a by fitting the inner peripheral part of the glass lens opening part 14a, and the outer peripheral part of the closure member 15 without gap. If the substrate 8 may move within the glass lens opening 14a, the positional relationship between the light source 3, the first light distribution control means 4, the notification means 7, and the second light distribution control means 9 is shifted, which is desired. Therefore, it is desirable that the closing member 15 be fixed to the glass lens 14 by a fixing means that cannot be removed from the glass lens opening 14a.

  The closing member 15 may be provided so that the back side surface 8 b opposite to the mounting surface of the substrate 8 is in close contact with the surface of the closing member 15. By disposing the substrate 8 and the blocking member 15 in the glass lens opening 14a in this way, the heat emitted by the light emission from the light source 3 or the notification means 7 through the blocking member 15 is transmitted to the light source unit 200. Can be released to the outside. When the closing member 15 is used as a heat radiating means, the closing member 15 is preferably formed from a material having a high thermal conductivity such as copper or aluminum, a metal material, or the like.

  When the closing member 15 is not used in the light source unit 200, the substrate 8 is fixed using a fixing means such as a screw in the glass lens opening 14a, or the outer periphery of the substrate 8 and the inner periphery of the glass lens opening 14a. The parts are fixed by fitting. Further, the substrate 8 may be fixed by a fixing means such as an adhesive in the glass lens opening 14a. In this case, the depth of the glass lens opening 14a, that is, the distance from the glass lens opening side surface 14e to the step 14d may be equal to or less than the thickness of the substrate 8. When the blocking member 15 is not used, the back side surface 8b of the substrate 8 may be provided so as to be flush with the glass lens opening side surface 14e, or the back side surface 8b is more than the glass lens opening side surface 14e. You may provide so that it may protrude.

  The first light distribution control means 4 and the second light distribution control means 9 are formed from the mounting surface 8a of the substrate 8 with respect to the light emission direction of the light source 3 of the first light distribution control means 4 and the second light distribution control means 9. As shown in FIG. 2B, the notifying means 7 is formed such that the distances to the end portions with respect to the light emission direction are d1 and d2, respectively. Then, d1 is formed to be larger than d2.

  In the light source unit 200, the case where the first light distribution control unit and the second light distribution control unit are provided only on the emission surface 14c of the glass lens 14 by forming convex portions in the light emission direction is shown. The formation of the first light distribution control means and the second light distribution control means is not limited to this.

  FIG. 3 shows a cross-sectional view of a light source unit 300 as a modification of the first light distribution control means and the second light distribution control means.

  Unlike the light source unit 200, the light source unit 300 is a substrate without providing a stepped portion 14 d at the bottom of the glass lens opening 14 a of the glass lens 14, that is, at the corner of the peripheral wall surface of the incident surface 14 b and the glass lens opening 14 a. The substrate 8 is disposed in the glass lens opening 14a so that the mounting surface 8a and the incident surface 14b of the eight are in contact with each other, and both the incident surface 14b and the emission surface 14c facing the light source 3 and the notification means 7 are first. The light distribution control means 4 and the second light distribution control means 9 are provided respectively.

  The glass lens 14 of the light source unit 300 is provided with first light distribution control means and second light distribution control means by forming a recess in the light exit direction on the incident surface 14b, and on the output surface 14c, Similar to the glass lens 14 of the light source unit 200, the first light distribution control unit and the second light distribution control unit are provided by forming convex portions in the light emission direction. In the glass lens 14 of the light source unit 300, the first light distribution control unit and the second light distribution control unit are a concave portion formed on the incident surface 14b and a convex portion formed on the output surface 14c.

  At this time, d1 may be the distance from the mounting surface 8a of the substrate 8 to the end of the convex portion of the first light distribution control means 4, or the first light distribution control from the end of the concave portion of the first light distribution control means 4. It is good also as the distance to the convex part edge part of the means 4. Similarly for d2, d2 may be the distance from the mounting surface 8a of the substrate 8 to the end of the convex portion of the second light distribution control means 9, or from the end of the concave portion of the second light distribution control means 9. It is good also as the distance to the convex part edge part of 2 light distribution control means 9. FIG. In either case, d1 is formed to be larger than d2.

  In addition, as shown in sectional drawing of the light source part 400 of FIG. 4, a 1st light distribution control means and a 2nd light distribution control means may be formed only from the recessed part formed in the entrance plane 14b. At this time, d1 and d2 are respectively the distance from the mounting surface 8a of the substrate 8 to the concave end portion of the first light distribution control means 4, and the distance from the mounting surface 8a to the concave end portion of the second light distribution control means 9. Determined. In this case, d1 is formed to be larger than d2.

  The first light distribution control means and the second light distribution control means may have different shapes. For example, the first light distribution control means may be composed only of a convex portion formed on the exit surface 14c, and the second light distribution control means may be composed only of a concave portion formed on the incident surface 14b.

  Next, the circuit configuration and operation of the emergency light 100 will be described with reference to FIG.

  The lighting unit 6 is configured to turn on the light source 3 by flowing a predetermined current.

  As shown in FIG. 5, the emergency light 100 is connected to a power supply terminal block 15 connected to an external power supply 16 such as a commercial power supply, with a charging control means 6 a and a power failure detection means 6 g.

  When the power failure detection means 6g detects that the voltage of the external power supply 16 applied to the power supply terminal block 15 is not more than a predetermined value for a predetermined time, the power failure detection signal is turned on and the power supply detection means 6b indicates that a power failure of the external power supply 16 has occurred. Or it is given to the lighting control part 6f. Note that the power terminal block 15 may be provided outside the fixture body 1 or inside the fixture body 1 and outside the lighting unit housing 6d or inside the lighting unit housing 6d.

  The charging control means 6a converts the alternating current of the external power supply 16 into a predetermined direct current, supplies power to the battery 5, and charges it. For example, you may comprise so that the alerting | reporting means 7 will light when the battery 5 will be in the state of full charge. An emergency lighting circuit 6 i is connected to the battery 5.

  The emergency lighting circuit 6i is a circuit for lighting the light source 3 with a constant current using the battery 5 as a power source in the event of a power failure of the external power source 16. The emergency lighting circuit 6i is connected to the light source 3 through the lighting control unit 6f.

  In the event of an emergency such as a power failure of the external power supply 16, the lighting control unit 6f receives a power failure detection signal from the power failure detection means 6c that detects the power failure, and turns on the light source 3 for a predetermined time or more by the emergency lighting circuit 6i. .

An inspection circuit 6h is connected to the power failure detection means 6g. An inspection switch 10 is connected to the inspection circuit 6h. When the pull string 10a of the inspection switch 10 is pulled, the inspection switch 10 connects the battery 5 and the lighting control means 6b. Thereby, it is confirmed that the light source 3 is turned on at the time of a power failure.
The operation of the notification means 7 will be described.

  The notification means 7 is turned on when the battery 5 is charged by the charging control means 6a of the lighting unit 6 using the electric power supplied from the external power source 16, and the battery 5 is maintained at substantially full charge. In addition, when the light source 3 is connected to the lighting control unit 6f or the lighting unit 6 and can be turned on by the power supplied from the battery 5, the notification unit 7 is turned on. Informing means 7 for informing the state of the battery 5 and the light source 3 may be provided corresponding to the battery 5 and the light source 3, respectively. In addition, when only one notification means 7 is provided in the light source unit 200 or the like, the battery 5 is charged, the battery 5 is maintained at substantially full charge, and the light source 3 is connected to the lighting control unit 6f or the lighting unit 6. Lights when connected and in a state that can be lit by power supplied from the battery 5.

  Moreover, you may alert | report the alerting | reporting means 7 by displaying that it is in an inspection operation in a lighting state. For example, when a signal for starting an inspection is input to the inspection circuit 6h by the inspection switch 10, the notification unit 7 notifies that the lighting unit 6 is performing the inspection operation according to the lighting state. In this case, the notification means 7 may be turned on, or the inspection operation may be notified outside the emergency light 100 by a blinking state.

  Note that the notification means 7 may be configured to notify not only the inspection operation but also the inspection result. At this time, it is preferable from the viewpoint of visibility that the lighting state of the notification means 7 differs depending on whether there is an abnormality in the inspection result of the battery 5 and whether there is an abnormality in the inspection result of the light source 3.

As the notification means 7, the notification means 7 that notifies that the inspection operation is being performed is displayed in a lighting state, and the battery 5 is connected to the battery 5 by the charge control means 6 a of the lighting unit 6 using the power supplied from the external power source 16. The charging means 7 is turned on when the battery 5 is substantially fully charged, and the light source 3 is connected to the lighting control unit 6f or the lighting unit 6 and is lit by the power supplied from the battery 5. Informing means 7 that is turned on when the battery 5 and the light source 3 are provided is provided for the notifying means 7 for notifying the charging state of the battery 5 and the notifying means 7 for notifying the connection state of the light source 3, respectively. Each may be notified.
The effect of the present embodiment will be described.

  The light source 3, the light source unit 200, and the like are disposed with a distance from the lighting unit 6, and are detachably disposed with respect to the frame member 2. And can be removed from the frame member 2.

  The light source 3 provided in the light source unit 200 or the like is held by the substrate 8, the stepped part 14 d or the incident surface 14 b and the blocking member 15 inside the glass lens opening 14 a of the light source unit 200 or the like. A desired light distribution characteristic for the light source 3 and the notification unit 7 can be obtained without causing a deviation in the positional relationship between the light distribution control unit 4 or the positional relationship between the notification unit 7 and the second light distribution control unit 9. .

  Since the battery 5 and the battery case 5a are only supported by the battery support member 2d provided on the frame member 2 inside the instrument main body 1, the battery 5 and the battery case 5a are removed by removing the frame member 2 from the instrument main body 1. The battery case 5a can be taken out of the instrument body 1.

  The first light distribution control means 4 provided in the light source unit 200 is such that the distance from the mounting surface 8a of the substrate 8 to the end of the light distribution direction of the light source 3 of the first light distribution control means 4 is the second light distribution. Since the distance from the mounting surface 8a of the control means 9 to the end of the light emission direction of the notification means 7 of the second light distribution control means 9 is larger than the distance, the light emitted from the first light distribution control means 4 is notified. Alternatively, the second light distribution control means 9 can be prevented from being blocked.

  The first light distribution control means 4 provided in the light source section 300 and the light source section 400 is a light source of the first light distribution control means 4 from the end of the recess in the light emission direction of the light source 3 of the first light distribution control means 4. The distance from the light source 3 of the second light distribution control means 9 to the light emitting direction of the light source 3 of the second light distribution control means 9 is from the end of the recess to the light emission direction of the notification means 7 of the second light distribution control means 9. Since it is larger than the distance to the end with respect to the direction, the light emitted from the first light distribution control means 4 can be prevented from being blocked by the notification means 7 or the second light distribution control means 9.

  A modification of the first embodiment will be described below.

  The instrument body 1 may be configured as a cylindrical case member having an opening surface 1a at one end, may be configured in a rectangular tube shape, or may be configured by a frame body. All body components having 1a are allowed. The material is not limited to aluminum, and may be composed of a metal such as iron or stainless steel or a nonflammable synthetic resin.

  The frame member 2 may be fixed to the instrument main body 1 by fitting without using fixing means, or a male screw is provided on the side wall of the instrument main body 1 that forms the frame portion 2c of the frame member 2 and the opening surface 1a of the instrument main body 1. You may fix by forming a part and an internal thread part. In addition, the frame part 2c may be provided so that it may be fitted inside the instrument main body 1, and is provided so that the side wall of the instrument main body 1 which forms the opening surface 1a of the instrument main body 1 may be covered from the outside. Also good.

  Further, when the emergency light 100 is a direct-attached instrument, the frame member 2 may be an outer case member that covers the outer surface of the instrument main body 1. In short, the light of the light source unit 200, the light source unit 300, or the light source unit 400 is used. All the members for covering the periphery of the opening 2a and the opening surface 1a of the instrument main body are allowed, and the material is non-combustible even if it is made of metal such as iron, stainless steel, aluminum, etc. May be made of a synthetic resin. The instrument body 1 and the frame member 2 may be made of the same material or different materials. The instrument main body 1 and the frame member 2 may be formed integrally or separately. In addition, when the instrument main body 1 and the frame member 2 are integrally formed, the light source part 200, the light source part 300, or the light source part 400 is separable from the integrally formed member of the instrument main body 1 and the frame member 2, and is lit. The unit 6 is provided with an interval.

  The support 11 is not limited to a leaf spring, and all configurations and structures for fixing the instrument body 1 to the installation member 12 are allowed. Further, the material is not limited to stainless steel, but may be composed of a metal such as iron or aluminum, or may be composed of a nonflammable synthetic resin.

  The battery 5 and the battery case 5a are preferably disposed inside the instrument body 1 from the viewpoint of heat resistance during a fire, but the outer surface of the instrument body 1 and the outer surface of the battery case 5a are in contact with each other. You may be comprised, and it may be comprised so that it can place separately in the position away from the emergency light 100.

  The lighting unit 6 and the lighting unit housing 6d are preferably disposed inside the fixture body 1, but the outer surface of the fixture body 1 and the outer surface of the lighting unit housing 6d may be in contact with each other. Alternatively, it may be configured so that it can be placed separately from the emergency light 100.

  The operation part of the inspection switch 10 may be a push-type push button or a seesaw-type button. When the operation part of the inspection switch 10 is, for example, a push-type push button, the function of the emergency light 100 is to be arranged at a position that does not block the light emitted from the first light distribution control means 4. For example, even if the first light distribution is configured by means for making the tip of the push-type push button and the tip of the first light distribution control means 4 have the same height or lowering the tip of the push button, You may comprise by means, such as arrange | positioning avoiding the range of the radiation angle of the light radiated | emitted from the control means 4.

  Moreover, the inspection switch 10 may be comprised from the light receiving element which can receive radio | wireless signals, such as infrared rays for starting an inspection.

  As the semiconductor light emitting element of the light source 3 and the notification means 7, a light emitting element using a semiconductor as a light emitting source, such as a light emitting diode, an EL (electroluminescence) element, or a semiconductor laser, is allowed. The semiconductor light emitting element may be configured by arranging one semiconductor light emitting element on a substrate, or may be configured as a line module by arranging a plurality of semiconductor light emitting elements in a straight line or a curve. The light emitting elements may be arranged in a matrix shape so as to form a rectangular shape, or may be configured in a disk shape so as to form a point module with a plurality of semiconductor light emitting elements. The shape etc. which are arrange | positioned are not limited to a specific thing. In addition, in the case of a plurality, it is preferable from the viewpoint of miniaturization of the light source unit 200 and the like and the emergency light 100 if they are used densely in a small area.

  Further, the notification means 7 may be a small lamp such as a miniature bulb that does not hinder the miniaturization of the emergency light 100 other than the semiconductor light emitting element. The light emitted from the first light distribution control means 4 is the same as the height of the tip of the notification means 7 and the tip of the first light distribution control means 4 or the means for lowering the tip of the notification means 7. You may comprise by means, such as arrange | positioning avoiding the range of the radiation angle.

  In the case where the first light distribution control means 4 or the second light distribution control means 9 is constituted by a lens body having a circular dish shape, the incident surface of the first light distribution control means 4 or the second light distribution control means 9 In 14b, a large number of ring-shaped concavo-convex portions whose cross sections are concavo-convex may be formed substantially concentrically.

DESCRIPTION OF SYMBOLS 1a ... Opening surface 1 ... Instrument main body 3 ... Light source 4 ... 1st light distribution control means 5 ... Battery 6a ... Charge control means 6b ... Lighting control means 6 ... Lighting unit 8 ... Substrate 7 ... Notification means 9 ... Second light distribution control means 200 ... Light source unit 100 ... Emergency light

Claims (1)

An instrument body having an open surface at one end;
A light source comprising a semiconductor light emitting element and disposed opposite the opening surface;
First light distribution control means comprising a glass lens and disposed opposite the light source;
A battery disposed within the instrument body;
A lighting unit comprising charging control means for charging the battery with an external power source, and lighting control means for turning on the light source with the battery as a power source, while being disposed in the instrument body;
A substrate on which a semiconductor light emitting element of a light source is mounted;
An informing means comprising a semiconductor light emitting element and mounted on the same mounting surface as the light source of the substrate;
Second light distribution control means comprising a glass lens and disposed opposite to the notification means;
Have
The light source unit includes a light source, a first light distribution control unit, a notification unit, and a second light distribution control unit, and extends from the mounting surface to the end of the first light distribution control unit with respect to the light emission direction of the light source. The illumination device characterized in that the distance is larger than the distance from the mounting surface to the end of the second light distribution control means with respect to the light emitting direction of the notification means.

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