JP2008305570A - Lighting device and discharge lamp - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To facilitate exchange work of a discharge lamp for lighting. <P>SOLUTION: A lighting device includes a first and a second support parts 11, 12 to support a first and a second discharge lamps 3, 4 for lighting, a lighting circuit 13 for lighting the discharge lamps 3, 4 for lighting, and a base part 14 in which the first and the second support parts 11, 12 and the lighting circuit 13 are installed. Then, in the base part 14, a first and a second housing parts 16, 17 in which a first and a second discharge lamps 6, 7 for exchange to be exchanged with the discharge lamps 3, 4 for lighting are installed. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to an illumination device that lights a discharge lamp such as a fluorescent lamp, and a discharge lamp used in the illumination device.

  In general, a lighting device is known in which an annular fluorescent lamp is lit as a discharge lamp, for example.

  For example, as shown in FIGS. 6 and 7, this type of illumination device 101 includes annular first and second fluorescent lamps 103 and 104, and a first holding unit that holds the first fluorescent lamp 103. 111 and a second holding unit 112 that holds the second fluorescent lamp 104. In addition, the lighting device 101 includes a lighting circuit unit 113 for lighting the first fluorescent lamp 103 and the second fluorescent lamp 104, and first and second holding units 111 and 112 and a lighting circuit unit 113. And a shade member 115 that covers the first and second fluorescent lamps 103 and 104 held by the first and second holding portions 111 and 112.

Moreover, as a related illuminating device, the structure by which each holding | maintenance part holding each annular | circular shaped 1st and 2nd fluorescent lamp was provided in the instrument main body as a base is disclosed (for example, patent document 1). reference).
JP 2006-127845 A

  By the way, it is difficult for the lighting device as described above to predict the life of the fluorescent lamp, and since the state of the fluorescent lamp covered with the shade member cannot be visually observed from the outside of the lighting device, the fluorescent lamp suddenly lights up. Often falls into impossibility.

  For example, in a general home where such a lighting device is used, a replacement fluorescent lamp is purchased each time a fluorescent lamp that needs to be replaced because it cannot be turned on or the like is replaced. . For this reason, in an illuminating device, it will be easy to require comparatively long time to recover an illumination state.

  In some cases, a replacement fluorescent lamp may be prepared in advance. However, there is a risk that the replacement fluorescent lamp may be damaged when the replacement fluorescent lamp is stored, and the replacement fluorescent lamp is stored. It is necessary to secure a place, and there is an inconvenience that management of a replacement fluorescent lamp is troublesome.

  Therefore, the present invention provides an illumination device and a discharge lamp that solve the above-described problems, facilitate the replacement operation of the discharge lamp for lighting, and allow the discharge lamp to be replaced quickly. Objective.

  In order to achieve the above-described object, a first lighting device according to the present invention includes a holding unit for holding a discharge lamp for lighting, a lighting circuit unit for lighting a discharge lamp for lighting, a holding unit, and lighting. And a base portion provided with a circuit portion. The base is provided with a storage portion in which a replacement discharge lamp for replacement with a lighting discharge lamp is stored.

  Further, a second lighting device according to the present invention includes a first holding unit that holds a first discharge lamp for lighting, a second holding unit that holds a second discharge lamp for lighting, A lighting circuit unit for lighting the first and second lighting discharge lamps, and a base portion provided with the first and second holding units and the lighting circuit unit. The base has a first replacement discharge lamp for exchanging with the first lighting discharge lamp at a position facing the first lighting discharge lamp held in the first holding unit. Is provided to replace the second lighting discharge lamp at a position opposite to the second lighting discharge lamp held in the second holding portion. A second storage unit is provided in which a second replacement discharge lamp is stored.

  The discharge lamp according to the present invention includes a holding unit that holds a discharge lamp for lighting, a lighting circuit unit for lighting the discharge lamp for lighting, and a base provided with the holding unit and the lighting circuit unit. The base is provided with a storage portion in which a replacement discharge lamp for replacement with a lighting discharge lamp is stored at a position facing the lighting discharge lamp held in the holding portion. A discharge lamp that is housed in a housing portion of the apparatus, and a reflection film that reflects illumination light from the lighting discharge lamp is formed on an outer peripheral surface facing the discharge lamp for lighting in the state of being housed in the housing portion. Has been.

  As described above, according to the present invention, it is possible to facilitate replacement work of a discharge lamp for lighting when the discharge lamp for lighting becomes incapable of lighting by including a storage portion that stores the discharge lamp for replacement. The discharge lamp can be replaced quickly.

  Hereinafter, specific examples of the present invention will be described with reference to the drawings.

  As shown in FIGS. 1 and 2, the lighting device 1 of the embodiment holds a first lighting fluorescent lamp 3, a second lighting fluorescent lamp 4, and a first lighting fluorescent lamp 3. The first holding unit 11 and the second holding unit 12 that holds the second lighting fluorescent lamp 4 are provided.

  The lighting device 1 includes a lighting circuit unit 13 for lighting the first and second fluorescent lamps 3 and 4 for lighting, and first and second holding units 11 and 12 and a lighting circuit unit 13. And a shade that is detachably attached to the base 14 so as to cover the first and second lighting fluorescent lamps 3 and 4 held by the first and second holding parts 11 and 12. And a member 15.

  The lighting device 1 also includes a first replacement fluorescent lamp 6 for replacement with the first lighting fluorescent lamp 3 and a second replacement for replacement with the second lighting fluorescent lamp 4. A replacement fluorescent lamp 7, a first storage portion 16 for storing the first replacement fluorescent lamp 6, and a second storage portion 17 for storing the second replacement fluorescent lamp 7 are provided. Yes.

  As the first and second lighting fluorescent lamps 3 and 4, annular fluorescent lamps are used. The second lighting fluorescent lamp 4 has a diameter smaller than that of the first lighting fluorescent lamp 3 and is arranged on the inner periphery of the first lighting fluorescent lamp 3.

  As the first and second replacement fluorescent lamps 6 and 7, lamps having the same external dimensions and power consumption (W) as the corresponding first and second lighting fluorescent lamps 3 and 4, respectively, are used. ing.

  As shown in FIG. 3 and FIG. 4, the first holding unit 11 has a plurality of holding members 11 a that hold the outer peripheral portion of the first lighting fluorescent lamp 3. Each holding member 11 a is provided at a position corresponding to a plurality of locations in the circumferential direction of the first lighting fluorescent lamp 3. Each holding member 11a has a substantially C-shaped holding piece for holding the outer peripheral portion of the first lighting fluorescent lamp 3, and this holding piece is formed to be elastically displaceable.

  Similar to the first holding unit 11, the second holding unit 12 includes a plurality of holding members 12 a that hold the outer peripheral portion of the second lighting fluorescent lamp 4. Each holding member 12 a is provided at a position corresponding to a plurality of locations in the circumferential direction of the second lighting fluorescent lamp 4. Each holding member 12a has a substantially C-shaped holding piece for holding the outer peripheral portion of the second lighting fluorescent lamp 4, and this holding piece is formed to be elastically displaceable.

  Further, as shown in FIG. 2, the lighting apparatus 1 of the present embodiment has an auxiliary lamp 8 that is automatically turned on by the lighting circuit unit 13 when the lighting fluorescent lamps 3 and 4 are in a lighting-incapable state. have. As the replenishment lamp 8, for example, a light bulb having a relatively low power consumption, a so-called safety bulb is used. The replenishment lamp 8 is automatically turned on so that the fluorescent lamps 3 and 4 for lighting can be replaced even when the fluorescent lamps 3 and 4 for lighting suddenly become unlit in the dark place. It is possible to do it easily.

  Although not shown, the lighting circuit unit 13 has a wiring provided with a connector that is electrically connected to the terminals of the first and second fluorescent lamps 3 and 4 for lighting. The lighting circuit unit 13 includes, for example, an inverter circuit. The connector may be configured to be provided integrally with the first and second holding portions 11 and 12.

  In the base portion 14, a first annular recess corresponding to the annular replacement fluorescent lamp 6 is formed at a position facing the first fluorescent lamp 3 for lighting held by the first holding portion 11. The storage part 16 is provided. Similarly, the base 14 has an annular recess corresponding to the annular replacement fluorescent lamp 7 at a position facing the second lighting fluorescent lamp 4 held by the second holding unit 12. A second storage portion 17 is provided. The first and second storage portions 16 and 17 are disposed inside the base portion 14 in the thickness direction, which is the central axis direction of the annular fluorescent lamps 3 and 4 held by the holding portions 11 and 12. Yes.

  Although not shown, the first and second storage portions 16 and 17 are provided with holding members that hold the outer peripheral portions of the replacement fluorescent lamps 6 and 7 at, for example, a plurality of locations on the side wall and bottom surface of the recess. The structure to be taken may be taken. According to this configuration, the state in which the replacement fluorescent lamps 6 and 7 are housed in the housing portions 16 and 17 can be favorably maintained.

  Although not shown, the first and second storage portions 16 and 17 are provided with drawer members for pulling out the replacement fluorescent lamps 6 and 7 to the outside of the storage portions 16 and 17. Also good. The first and second storage portions 16 and 17 may be provided with a lid member (not shown) that can open and close the opening of the recess. In the case of this configuration, the lid member may be provided with a reflection film that reflects the illumination light from the lighting fluorescent lamps 3, 4. The illumination light from the lighting fluorescent lamps 3, 4 may be adopted. It is possible to suppress a decrease in light output.

  Further, as shown in FIG. 5, a fluorescent body 19 is provided on the inner peripheral surface of the glass tube 20 of the first and second replacement fluorescent lamps 6 and 7 over a half circumference in the circumferential direction. An inner surface reflection film 21 for reflecting the illumination light is provided over the circumferential half of the body 19.

  Further, the outer surface reflection for reflecting the illumination light from the first and second lighting fluorescent lamps 3 and 4 is applied to the outer peripheral surface of the glass tube 20 of the first and second replacement fluorescent lamps 6 and 7. The film 22 is formed over a half circumference in the circumferential direction. The outer surface reflection film 22 is disposed at a position corresponding to the inner surface reflection film 21 provided on the inner peripheral surface of the fluorescent lamps 6 and 7 with the glass tubes 20 of the fluorescent lamps 6 and 7 interposed therebetween.

  The replacement fluorescent lamps 6 and 7 are stored in the storage units 16 and 17 with the outer reflection film 22 facing the fluorescent lamps 3 and 4 for lighting. Since the outer surface reflection film 22 is provided on the outer peripheral surfaces of the first and second replacement fluorescent lamps 6 and 7, the illumination light from the lighting fluorescent lamps 3 and 4 is reflected by the outer surface reflection film 22, A decrease in the light output of the illumination device 1 can be suppressed. Further, these replacement fluorescent lamps 6 and 7 are held by the first and second holding portions 11 and 12 in a state where the half-circumferential side on which the outer surface reflection film 22 is formed is directed to the base portion 14 side during lighting. The

  About the illuminating device 1 of the Example comprised as mentioned above, operation | movement when the fluorescent lamps 3 and 4 for lighting become impossible to light is demonstrated.

  First, the lighting device 1 removes the fluorescent lamps 3 and 4 for lighting that need to be replaced such that they cannot be turned on from the holders 11 and 12. Subsequently, the replacement fluorescent lamps 6 and 7 corresponding to the detached fluorescent lamps 3 and 4 are taken out from the storage units 16 and 17.

  Then, the replacement fluorescent lamps 6 and 7 are held as holding fluorescent lamps 3 and 4 in the holding portions 11 and 12, and the fluorescent lamps 6 and 7 are electrically connected to the connector of the wiring. The work is complete.

  In addition, after exchanging the fluorescent lamps 3 and 4 for lighting, the storage parts 16 and 17 from which the fluorescent lamps 6 and 7 for replacement are taken out are replenished with new fluorescent lamps 6 and 7 for replacement. The next replacement work can be easily performed.

  As described above, in the lighting device 1 of the embodiment, the base portion 14 is provided with the first and second storage portions 16 and 17 that store the first and second replacement fluorescent lamps 6 and 7. Thus, the replacement work of the fluorescent lamps 3 and 4 for lighting can be facilitated. Therefore, according to this illuminating device 1, the fluorescent lamps 3 and 4 for lighting can be replaced | exchanged rapidly.

  Moreover, the illuminating device 1 of an Example removes the fluorescent lamps 3 and 4 for lighting from the holding | maintenance parts 11 and 12, and is the fluorescent lamp 6 for replacement | exchange in the position which removed the fluorescent lamps 3 and 4 for lighting. Since 7 is arranged, it is possible to prevent the wrong fluorescent lamps 6 and 7 for replacement from being mistaken, and the replacement work can be performed smoothly.

(Modification)
In the illuminating device of the above-described embodiment, the first and second storage portions 16 and 17 that form the recesses are provided inside the base portion 14 in the thickness direction, but the configuration is limited to such a configuration. It is not a thing. Although not shown, in the first and second storage units, for example, another holding member that holds the replacement fluorescent lamp is disposed between the lighting fluorescent lamp held in the holding unit and the base. It may be configured as follows.

  In the illumination device of the above-described embodiment, an annular fluorescent lamp is applied as a discharge lamp. However, a so-called compact fluorescent lamp constructed by bending a straight tubular fluorescent lamp or a straight tubular fluorescent tube. You may be comprised in the structure where a lamp is applied.

  Further, the lighting device of the above-described embodiment is configured to include two each of the lighting and replacement fluorescent lamps, but the number of lighting and replacement fluorescent lamps is not limited. Of course, it may be configured to include more than one discharge lamps such as fluorescent lamps for lighting and replacement.

  The illuminating device according to the present invention can be replaced with a discharge lamp that has become unable to be lit relatively quickly. Therefore, the illuminating device according to the present invention is preferably installed in a place where it is necessary to quickly perform a lighting restoration operation.

It is a perspective view which shows the illuminating device of an Example. It is a disassembled perspective view which shows the said illuminating device. It is a side view which shows the said illuminating device. It is typical sectional drawing for demonstrating the 1st and 2nd accommodating part. It is sectional drawing which shows the fluorescent lamp for replacement | exchange. It is a disassembled perspective view which shows the related illuminating device. It is a side view which shows the related illuminating device.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Illuminating device 3 Fluorescent lamp for 1st lighting 4 Fluorescent lamp for 2nd lighting 6 Fluorescent lamp for 1st replacement | exchange 7 Fluorescent lamp for 2nd replacement | exchange 8 Replenishment lamp 11 1st holding | maintenance part 12 1st 2 holding portion 13 lighting circuit portion 14 base portion 16 first storage portion 17 second storage portion 21 outer reflection film

Claims (9)

A holding unit for holding a discharge lamp for lighting;
A lighting circuit unit for lighting the discharge lamp for lighting, and
A holding portion and a base portion provided with the lighting circuit portion,
The lighting device, wherein the base is provided with a storage portion in which a replacement discharge lamp for replacement with the lighting discharge lamp is stored.   The lighting device according to claim 1, wherein the storage portion is provided at a position facing the discharge lamp for lighting held in the holding portion. A first holding unit for holding a first lighting discharge lamp;
A second holding unit for holding a second discharge lamp for lighting;
A lighting circuit unit for lighting the first and second lighting discharge lamps;
And a base portion provided with the first and second holding portions and the lighting circuit portion,
The base has a first replacement for exchanging with the first lighting discharge lamp at a position facing the first lighting discharge lamp held by the first holding unit. A first storage portion for storing the discharge lamp is provided, and the second lighting discharge lamp is disposed at a position facing the second lighting discharge lamp held by the second holding portion. A lighting device provided with a second storage portion in which a second replacement discharge lamp for replacement is stored.   4. The lighting device according to claim 1, further comprising an auxiliary lamp that is automatically turned on by the lighting circuit unit when the discharge lamp for lighting cannot be turned on. 5.   The lighting device according to any one of claims 1 to 4, wherein the base is provided with an annular storage for storing the annular discharge lamp.   The replacement discharge lamp in which a reflection film that reflects illumination light from the lighting discharge lamp is formed on an outer peripheral surface facing the lighting discharge lamp in a state of being stored in the storage unit. The lighting device according to any one of claims 1 to 5.   The lighting device according to claim 1, wherein the discharge lamp is a fluorescent lamp.   The lighting device according to claim 1, wherein a connector that is electrically connected to a terminal of the discharge lamp is provided integrally with the holding portion. A holding unit for holding a discharge lamp for lighting, a lighting circuit unit for lighting the discharge lamp for lighting, and a base provided with the holding unit and the lighting circuit unit; The lighting device in which a storage unit for storing a replacement discharge lamp for replacement with the lighting discharge lamp is provided at a position facing the lighting discharge lamp held in the holding unit. A discharge lamp stored in a storage unit,
A discharge lamp in which a reflection film that reflects illumination light from the discharge lamp for lighting is formed on an outer peripheral surface facing the discharge lamp for lighting in a state of being stored in the storage portion.

Images