JP2010050054A - Lamp with lighting device, and lighting fixture - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a lamp with a lighting deice capable of reducing the thickness, and to provide a lighting fixture. <P>SOLUTION: In the lamp with the lighting device 10, all of electric components such as a lighting device 14 for driving a plane spiral fluorescent lamp 11 are housed in the internal space 13c of a bridge 13 for connecting both end parts of a plane spiral arc tube 12 of the plane spiral fluorescent lamp 11. Since the electric components such as the lighting device 14 suffice for only making the plane spiral fluorescent lamp 11 drive, a life of the lighting device 14 or the like can be not shorter than that of the plane spiral fluorescent lamp 11, thus the lighting device 14 or the like can be miniaturized. Accordingly, the lamp with the lighting device 10 can be thinned by making the bridge 13 thinner. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a lamp with a lighting device and a lighting fixture using the lamp with the lighting device.

  Conventionally, a lighting fixture using a flat spiral fluorescent lamp for obtaining a flat light source has been proposed (see, for example, Patent Document 1).

  As shown in FIGS. 5A and 5B, in the flat spiral fluorescent lamp 100 described in Patent Document 1, a series of bent arc tubes 101 are spirally formed on a substantially single plane with the central portion 102 as a center. It has a double spiral shape swirled in a shape. A bridge 104 as a holding member is provided between both end portions that are substantially opposed to each other, that is, between the tube end portions 103a and 103b. Bases 105 are provided on both end faces of the arc tube 101, and each base 105 is provided with a pair of lamp pins 106 connected to filaments (not shown) provided inside the tube ends 103 a and 103 b. It has been.

As a lighting fixture using such a flat spiral fluorescent lamp 100, for example, the one shown in FIG. 6 can be considered. The lighting fixture 110 includes, for example, a rectangular box-shaped fixture body 111 and a panel 1112 made of a transparent or translucent resin or the like that covers the front opening of the fixture body 111. An electrical component such as a lighting device 113 connected to a commercial AC power source (not shown) is attached near the end of the lamp.
JP 2007-87968 (FIG. 1)

  However, in the lighting fixture 110 using the flat spiral fluorescent lamp 100 described above, since the electrical components such as the lighting device 113 are provided beside the circular flat spiral fluorescent lamp 100, the lighting fixture 110 is downsized. It is difficult to plan. Therefore, it is conceivable to provide an electrical component under the flat spiral fluorescent lamp 100, but there is a problem that the lighting fixture 110 becomes thick.

  The present invention has been made to solve the conventional problems, and an object of the present invention is to provide a lamp with a lighting device and a lighting fixture that can reduce the thickness and size of the fluorescent lamp and the lighting fixture.

  The lamp with a lighting device of the present invention includes a flat spiral fluorescent lamp having a flat spiral-shaped arc tube, and a bridge connecting both ends of the arc tube, and the flat spiral fluorescent lamp is provided inside the bridge. It has the structure which provided the lighting device which drives.

  With this configuration, the lighting device that drives the flat spiral fluorescent lamp is provided inside the bridge that connects both ends of the flat spiral shaped arc tube of the flat spiral fluorescent lamp. It is only necessary to drive the fluorescent lamp. That is, since the life of the lighting device is sufficient to be longer than that of the flat spiral fluorescent lamp, it is possible to reduce the size of the lighting device and the like, to reduce the thickness of the bridge, and to reduce the size of the lamp with the lighting device. be able to.

  In addition, the lamp with a lighting device of the present invention includes a flat spiral fluorescent lamp having a flat spiral-shaped arc tube and a bridge connecting both ends of the arc tube, and the planar spiral shape is inside the bridge. It has a configuration in which a part of a lighting device for driving a fluorescent lamp is provided.

  With this configuration, a part of the lighting device for driving the flat spiral fluorescent lamp is provided inside the bridge that connects both ends of the flat spiral fluorescent lamp of the flat spiral fluorescent lamp. The lighting device can be only those necessary to drive the flat spiral fluorescent lamp. In other words, since a part of the lighting device accommodated in the bridge may be longer than the lifetime of the flat spiral fluorescent lamp, the size of the lighting device accommodated in the bridge can be reduced. It is possible to reduce the thickness of the lamp with the lighting device.

  Furthermore, the lighting fixture of the present invention includes the lamp with a lighting device described above, a fixture main body that houses the lamp with the lighting device, and a socket that is provided in the fixture main body and supplies power to the lamp with the lighting device. It has a configuration.

  With this configuration, the lighting device of the entire round (spiral) flat spiral fluorescent lamp is housed in the bridge, so there is no need for a separate space next to the flat spiral fluorescent lamp, and the lighting fixture can be downsized. Can be planned.

  In the present invention, all electrical components such as a lighting device for driving the flat spiral fluorescent lamp are accommodated in the internal space of the bridge that connects both ends of the flat spiral fluorescent lamp of the flat spiral fluorescent lamp. Since the electrical components such as this lighting device need only drive this flat spiral fluorescent lamp, the lifetime of the lighting device etc. can be made not shorter than the lifetime of the flat spiral fluorescent lamp. Miniaturization can be achieved. Accordingly, it is possible to provide a lamp with a lighting device and a lighting fixture having an effect that the bridge can be thinned and the whole can be thinned.

Hereinafter, a lamp with a lighting device and a lighting fixture according to an embodiment of the present invention will be described with reference to the drawings.
1A is a plan view of a lamp with a lighting device according to the first embodiment of the present invention, FIG. 1B is a side view of the same, and FIG. 2A is a lamp with a lighting device in the lighting fixture according to the present invention. FIG. 2B is a cross-sectional view showing a state in which a lamp with a lighting device is attached.

  As shown in FIG. 1, the lamp with lighting device 10 according to the first embodiment of the present invention connects a flat spiral fluorescent lamp 11 having a flat spiral-shaped arc tube 12 and both ends of the arc tube 12. A lighting device 14 that has a bridge 13 and drives the flat spiral fluorescent lamp 11 inside the bridge 13 is provided.

  As shown in FIG. 1 (A), a flat spiral fluorescent lamp 11 has a double tube in which an arc tube 12 made of a series of bent glass tubes is swirled in a spiral shape on a substantially single plane around a tube center portion 12a. It has a spiral shape. A base 15 is provided at both ends of the arc tube 12, and a pair of upper and lower lamp pins 16, 16 are provided protruding from the base 15. By attaching the lamp pin 16 to a lamp socket 22 (see FIG. 2) described later, driving power can be obtained.

  The bridge 13 is provided with a holding portion 13a for holding the end portion of the arc tube 12 at both ends, and a box-like connecting portion 13b is provided below the arc tube 12 between the holding portions 13a and 13a. is doing. The connecting portion 13b has an overall rectangular box shape and has an internal space 13c inside. All the electrical components such as the lighting device 14 described above are accommodated in the internal space 13c. Accordingly, the bridge 13 is a reinforcing member that reinforces the arc tube 12 by connecting both ends of the arc tube 12 and is a storage box that houses the lighting device 14 and the like.

  Since the electrical components such as the lighting device 14 housed in the internal space 13c of the bridge 13 are used together with the flat spiral fluorescent lamp 11 and are exchanged together with the flat spiral fluorescent lamp 11, the lifetime of the flat spiral fluorescent lamp 11 is reached. It is enough if it is not shorter. Therefore, unlike an electrical component such as a lighting device provided in a conventional lighting fixture, it is not necessary to operate normally after replacing the fluorescent lamp. For this reason, it is possible to miniaturize or simplify the electrical components such as the lighting device 14, and the total height of the lamp 10 with the lighting device is the total height when the lighting device is provided below the conventional flat spiral fluorescent lamp. It can be made thinner.

  Note that locking projections 17 are provided on both end faces 13d of the bridge 13 so that the lamp 10 with the lighting device can be removed when the bridge 13 is attached to a lighting fixture 20 described later (see FIG. 2B). It is preventing.

  As described above, according to the lamp 10 with the lighting device according to the first embodiment of the present invention described above, the internal space 13c of the bridge 13 that connects both ends of the flat spiral-shaped arc tube 12 of the flat spiral fluorescent lamp 11 is provided. All the electrical components such as the lighting device 14 for driving the flat spiral fluorescent lamp 11 were accommodated. Since the electrical components such as the lighting device 14 need only drive the flat spiral fluorescent lamp 11, the lifetime of the lighting device 14 and the like can be made not shorter than the lifetime of the flat spiral fluorescent lamp 11, It is possible to reduce the size of the lighting device 14 and the like. Accordingly, the bridge 13 can be thinned, and the lamp 10 with the lighting device can be thinned.

Next, the lighting fixture 20 using the lamp | ramp 10 with a lighting device mentioned above is demonstrated.
As shown in FIG. 2, a lighting fixture 20 according to the present invention includes a lamp 10 with a lighting device, a fixture main body 21 that houses the lamp 10 with a lighting device, and a lamp 10 with a lighting device provided in the fixture main body 21. And a lamp socket 22 for supplying electric power.

  As shown in FIG. 2A, the appliance main body 21 has, for example, a rectangular bottomed box shape that can accommodate the lamp 10 with the lighting device, and a pair of lamp sockets 22 and 22 are attached to the bottom portion 21a. ing. The pair of lamp sockets 22 and 22 are provided at substantially symmetrical positions around the center of the lamp 10 with the lighting device, and supplies power via the lamp pins 16 of the lamp 10 with the lighting device. A support block 23 is attached to the lower part of the inner surface of the opposite side wall 21b of the appliance body 21, and the support block 23 is provided with a locking recess 23a for holding the locking projection 17 of the lamp 10 with the lighting device. ing. A cover that covers the opening of the instrument body 21 can also be provided.

  Therefore, in order to attach the lamp 10 with the lighting device to the lighting fixture 20, the locking projection 17 of the lamp 10 with the lighting device is inserted and locked into the locking recess 23 a provided in the fixture main body 21. Various configurations of the locking projection 17 and the locking recess 23a are conceivable. For example, as the locking recess 23a, one end has an opening (opening 23b) on the upper end surface of the support block 23, an overall L-shaped groove is provided, and the bar-shaped locking protrusion 17 is lowered from the opening 23b to light up. The lamp with device 10 can be rotated and locked. During this rotation, the lamp pin 16 can be inserted into the lamp socket 22 at the same time so as to be electrically connected to the terminal inside the lamp socket 22.

  As described above, according to the lighting fixture 20 according to the present invention described above, since the lighting device 14 and the like of the entire round (spiral) flat spiral fluorescent lamp 11 are all housed in the bridge 13, There is no need to separately provide a space for arranging a lighting device as in the prior art, and the lighting fixture 20 can be downsized. Further, as the lamp with lighting device 10 is made thinner, the lighting fixture 20 can be made thinner.

Next, the lamp | ramp 10B with a lighting device and the lighting fixture 20B concerning 2nd Embodiment of this invention are demonstrated.
3A is a plan view of a lamp with a lighting device according to a second embodiment of the present invention, FIG. 3B is a side view of the same, and FIG. 4A is a lamp with a lighting device in the lighting fixture according to the present invention. FIG. 4B is a cross-sectional view of a lighting fixture to which a lamp with a lighting device is attached. In addition, suppose that the same code | symbol is attached | subjected to the site | part which is common in the lamp | ramp with a lighting device and lighting fixture concerning 1st Embodiment mentioned above, and the overlapping description is abbreviate | omitted.

  As shown in FIG. 3, the lamp with a lighting device 10 </ b> B according to the second embodiment of the present invention connects a flat spiral fluorescent lamp 11 having a flat spiral arc tube 12 and both ends of the arc tube 12. And a part 14B of a lighting device for driving the flat spiral fluorescent lamp 11 inside the bridge 13B.

  The bridge 13B is provided with holding portions 13a for holding the end portions of the arc tube 12 at both ends, and a connecting portion 13b having an overall T-shape is formed below the arc tube 12 between the holding portions 13a and 13a. Have. The connecting portion 13b has, for example, a storage portion 13e formed of a part of a cylindrical shape at the center, and has an internal space 13f inside. For example, a part 14B of a lighting device such as an inverter alone is accommodated in the internal space 13f. Accordingly, the bridge 13 is a reinforcing member that reinforces the arc tube 12 by connecting both ends of the arc tube 12, and is a storage box that accommodates a part 14B of the lighting device and the like.

  A part 14B of the lighting device housed in the internal space 13f of the bridge 13B is used together with the flat spiral fluorescent lamp 11, and is exchanged and discarded together with the flat spiral fluorescent lamp 11, so that the flat spiral fluorescent lamp 11 It is sufficient if it is not shorter than the lifetime. Therefore, unlike an electrical component such as a lighting device provided in a conventional lighting fixture, it is not necessary to operate normally after replacing the fluorescent lamp. Therefore, it is possible to downsize or simplify the part 14B of the lighting device, and the total height of the lamp 10B with the lighting device is higher than the total height when the lighting device is provided below the conventional flat spiral fluorescent lamp. Can also be made thinner.

  Note that locking projections 17 are provided on both side surfaces 13g and 13g of the storage portion 13e of the bridge 13B so as to be lit when attached to a lighting fixture 20B described later (see FIG. 4B). The attached lamp 10 is prevented from falling off.

  As described above, according to the lamp 10B with the lighting device according to the second embodiment of the present invention described above, the planar spiral fluorescent lamp 11 has a flat surface inside the bridge 13B that connects both ends of the planar spiral-shaped arc tube 12. Since the part 14B of the lighting device for driving the helical fluorescent lamp 11 is provided, the part 14B of the lighting device provided in the bridge 13B is only necessary for driving the flat spiral fluorescent lamp 11. can do. That is, since the part 14B of the lighting device accommodated in the bridge 13B only needs to be longer than the lifetime of the flat spiral fluorescent lamp 11, the size of the part 14B of the lighting device accommodated in the bridge 13B is reduced. In addition, the bridge 13B can be thinned to reduce the size of the lamp 10B with the lighting device.

Next, the lighting fixture 20B using the lamp | ramp 10B with a lighting device mentioned above is demonstrated.
As shown in FIG. 4, a lighting fixture 20B according to the present invention includes a lamp 10B with a lighting device described above, a fixture main body 21 that houses the lamp 10B with a lighting device, a lamp 10 with a lighting device provided in the fixture main body 21. A lamp socket for supplying electric power to the lamp and another part 24 of the lighting device.

  As shown in FIG. 2A, the appliance main body 21 has, for example, a rectangular bottomed box shape in which the lamp 10 with the lighting device can be stored, and the other portion 24 of the lighting device is stored in the bottom portion 21a. A support block 23B is provided. A space 25 is provided at the center of the support block 23B, in which the storage portion 13e of the lamp 10B with the lighting device is rotatably inserted by a predetermined angle, and the inner periphery of the support block 23B facing the space 25 is provided. The surface 23c is provided with a locking recess 23b that locks the locking projection 17 of the lamp 10B with the lighting device.

  Therefore, in order to attach the lamp 10B with the lighting device to the lighting fixture 20B, the locking projection 17 of the lamp 10B with the lighting device is inserted into the locking recess 23a provided in the fixture main body 21 and locked. Then, the lamp pin 16 is inserted into a lamp socket (not shown) so as to conduct with a terminal inside the lamp socket.

  As described above, according to the lighting fixture 20B according to the present invention described above, since the part 14B of the lighting device of the entire round (spiral) flat spiral fluorescent lamp 11 is housed in the bridge 13B, the lamp 10B with the lighting device is provided. It is not necessary to separately provide a space for arranging a conventional lighting device or the like next to the lamp, and the lighting fixture 20B can be downsized. Moreover, with the thinning of the lamp 10B with the lighting device, the lighting fixture 20B can be thinned.

In addition, the lamp with a lighting device and the lighting fixture of the present invention are not limited to the above-described embodiments, and appropriate modifications and improvements can be made.
For example, in each of the above-described embodiments, the case where the lighting fixtures 20 and 20B have the rectangular box-shaped fixture main body 21 has been illustrated, but the size of the fixture main body can be further reduced by making the fixture main body cylindrical.

(A) is a top view of the lamp | ramp with a lighting device concerning 1st Embodiment of this invention, (B) is a side view similarly (A) is a top view which shows the state which attached the lamp with a lighting device to the lighting fixture concerning this invention, (B) is sectional drawing which shows the state which attaches the lamp with a lighting device (A) is a top view of the lamp | ramp with a lighting device concerning 2nd Embodiment of this invention, (B) is a side view similarly (A) is sectional drawing which shows the state which attaches the lamp with a lighting device to the lighting fixture concerning this invention, (B) is sectional drawing of the lighting fixture which attached the lamp with a lighting device. (A) is a perspective view of a conventional flat spiral fluorescent lamp viewed from the side opposite to the bridge, and (B) is a perspective view viewed from the bridge side. A perspective view of a lighting fixture using a conventional flat spiral fluorescent lamp

Explanation of symbols

DESCRIPTION OF SYMBOLS 10, 10B Lamp with lighting device 11 Planar spiral fluorescent lamp 12 Arc tube 13, 13B Bridge 14 Lighting device 14B Part of lighting device 20, 20B Illuminator 21 Instrument body 22 Socket

Claims (3)

A flat spiral fluorescent lamp having a flat spiral arc tube, and a bridge connecting both ends of the arc tube;
A lamp with a lighting device, wherein a lighting device for driving the flat spiral fluorescent lamp is provided inside the bridge. A flat spiral fluorescent lamp having a flat spiral arc tube, and a bridge connecting both ends of the arc tube;
A lamp with a lighting device, wherein a part of a lighting device for driving the flat spiral fluorescent lamp is provided inside the bridge.   A lamp with a lighting device according to claim 1, a fixture main body that houses the lamp with a lighting device, and a socket that is provided in the fixture main body and supplies power to the lamp with the lighting device. Lighting equipment.

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