JP2010009881A - Lighting apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a lighting apparatus in which a plane spiral type fluorescent lamp can be installed easily with a simple structure. <P>SOLUTION: Turning mechanisms 18, 25 which turnably support the plane spiral type fluorescent lamp 20 centered on a tube central part 22a thereof are installed, thereby, by turning the plane spiral type fluorescent lamp 20, the fluorescent lamp 20 can be positioned easily and installed on a lamp socket 17. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a lighting apparatus using a flat spiral fluorescent lamp.

Conventionally, a lighting fixture using a flat spiral fluorescent lamp is known (for example, refer to Patent Document 1).
As shown in FIG. 7, the flat spiral fluorescent lamp 100 used in the lighting apparatus described in Patent Document 1 includes a double tube in which an arc tube 101 is swirled in a spiral on a substantially single plane with a central portion 101 a as a center. It has a spiral shape. A bridge 103 which is a lamp holder for holding the arc tube 101 is provided between both end portions 102 a and 102 b which are substantially opposed to each other, and one base 104 is provided at the center of the bridge 103. . A pair of grip handles 105, 105 are provided so as to protrude from the base 104 to the opposite side of the base 104 through the gap between the arc tube 101.
Therefore, when the flat spiral fluorescent lamp 100 is attached, the operator holds the grips 105 and 105 and attaches the base 104 to the instrument body (not shown).
JP 2007-273330 A (FIG. 2)

By the way, the flat spiral fluorescent lamp as described above has a double spiral shape swirled spirally on a substantially single plane with the central portion 111a as the center, like the flat spiral fluorescent lamp 110 shown in FIG. In some cases, a base 112 is provided at both ends of the arc tube 111, and a pair of upper and lower lamp pins 113, 113 are provided from each base 112. A bridge 114 is provided by connecting both ends of the arc tube 111.
In such a flat spiral fluorescent lamp 110, the overall thickness is approximately the thickness of the arc tube 111, and the lighting fixture can be made compact and advantageous in terms of design.

  However, in the flat spiral fluorescent lamp 110 as described above with reference to FIG. 8, when the flat spiral fluorescent lamp 110 is turned and the lamp pins 113 are mounted in the lamp socket, the lamp pins 113 at both ends of the flat spiral fluorescent lamp 110 are mounted. At the same time, the flat spiral fluorescent lamp 110 must be swung while being positioned with respect to the lamp socket, which is difficult.

  The present invention has been made to solve the conventional problems, and an object of the present invention is to provide a lighting apparatus capable of easily mounting a flat spiral fluorescent lamp with a simple structure.

  The luminaire of the present invention includes an arc tube swirled in substantially the same plane around the center of the tube, a base provided on both end faces of the arc tube, a lamp pin protruding from the base, A flat spiral fluorescent lamp having a bridge connecting both ends of an arc tube, and a fixture body to which a lamp socket for attaching power by attaching the lamp pin is mounted, The instrument main body has a configuration in which a turning mechanism is provided for holding the flat spiral fluorescent lamp so as to be rotatable around the central portion of the tube.

  With this configuration, the instrument main body is provided with a swivel mechanism that can be swiveled around the center of the tube of the flat spiral fluorescent lamp. By rotating the flat spiral fluorescent lamp, the flat spiral fluorescent lamp can be easily Can be mounted on the lamp socket.

  Further, in the lighting fixture of the present invention, the turning mechanism is configured by a shaft protrusion provided in the bridge and a fitting hole provided in the device main body, and the shaft protrusion is inserted into the fitting hole. have.

  With this configuration, the flat spiral fluorescent lamp can be swiveled by fitting the axial protrusion provided on the bridge into the fitting hole provided in the instrument body, and the flat spiral fluorescent lamp can be easily positioned. Then, it can be mounted on the lamp socket.

  Furthermore, the lighting fixture of the present invention has a configuration in which the turning mechanism includes a through hole provided in the bridge and a shaft portion provided in the fixture body, and the shaft portion is inserted into the through hole. is doing.

  With this configuration, the flat spiral fluorescent lamp can be swiveled by inserting the shaft provided in the instrument body into the through hole provided in the bridge, and the flat spiral fluorescent lamp can be easily positioned. Can be attached to the lamp socket.

  In the present invention, since the turning mechanism for holding the tube spirally about the central portion of the tube of the flat spiral fluorescent lamp is provided, the flat spiral fluorescent lamp can be easily positioned by turning the flat spiral fluorescent lamp. It is possible to provide a lighting apparatus having an effect that it can be mounted on a lamp socket.

Hereinafter, the lighting fixture of embodiment of this invention is demonstrated using drawing.
FIG. 1 is a perspective view of a lighting fixture according to the first embodiment of the present invention, FIG. 2 is a perspective view of a flat spiral fluorescent lamp used in the lighting fixture according to the first embodiment, and FIG. It is sectional drawing which shows the state which attached the fluorescent lamp.

  As shown in FIG. 1, a lighting device 10 according to the present invention is used by being fixed to a wall surface 11 such as a ceiling or a wall. For example, a rectangular box-shaped device body 12 and a front opening of the device body 12 are provided. A panel 13 made of a transparent or translucent resin or the like is provided. As the panel 13, a prism-processed panel can be used so that a wide area can be illuminated. An inverter block 14 that is a lighting device connected to a commercial AC power supply (not shown) is attached to the bottom plate 12a of the appliance main body 12 and covers the inverter block 14 and the like, and an attachment plate 15 for attaching the panel 13 to it. Is provided. The panel 13 is detachably attached by screwing the screw 13a into the screw hole 15a of the attachment plate 15 and tightening.

  As shown in FIG. 2, the flat spiral fluorescent lamp 20 used in the lighting apparatus 10 has a light emission in which a tubular discharge path is swirled in a double spiral shape along the same plane starting from the longitudinal central portion 22a. The tube 22 is provided, and the central portion 22a of the arc tube 22 has a larger diameter than the other portions and is the coldest point. Bases 23 and 23 are respectively attached to both ends of the arc tube 22, and both the caps 23 and 23 are provided at point-symmetrical positions with respect to the central portion 22 a of the arc tube 22. Each base 23, 23 is provided with a pair of lamp pins 21 arranged in a direction perpendicular to the plane of the flat spiral fluorescent lamp 20 (up and down direction in FIG. 2) protruding along the axial direction of the arc tube 22. ing.

  On the side opposite to the coldest point of the arc tube 22 (upper side in FIG. 2), a bridge 24 is provided as a holding member for connecting the caps 23 and 23 to each other. A ring-shaped holding portion 24 a for holding 22 is provided. At the center of the upper surface of the bridge 24 (that is, the center of the flat spiral fluorescent lamp 20), a cylindrical shaft protrusion 25 constituting a turning mechanism is provided so as to protrude. The shaft protrusion 25 can be molded integrally with the bridge 24, but can also be attached separately.

  As shown in FIG. 1 again, the inverter block 14 is protected near the center and the other end of the bottom plate 12, and the illumination light of the flat spiral fluorescent lamp 20 as a light source is reflected to the panel 13 side. A block cover 16 that is also a reflecting plate for improving illumination efficiency is attached above the bottom plate 12a of the instrument body 12 with a certain space 12b (see FIG. 3). A part of the inverter block 14 is included in the space 12b. A pair of lamp sockets 17 and 17 for mounting the flat spiral fluorescent lamp 20 are attached to the upper surface of the block cover 16, and these lamp sockets 17 and 17 are connected to the inverter block by a power line (not shown). 14. In the lamp socket 17, a pair of insertion holes 17 a are provided on the surface of the flat spiral fluorescent lamp 20 facing the base 23 corresponding to the pair of upper and lower lamp pins 21.

  On the upper surface of the block cover 16, a fitting hole 18 constituting a turning mechanism is provided at the center between the pair of lamp sockets 17, 17 that is the center of the attached flat spiral fluorescent lamp 20. Although not shown, it is desirable to provide a stopper in the middle of the shaft protrusion 25 so that the shaft protrusion 25 is not inserted into the fitting hole 18 more than necessary. Thereby, the height position of the lamp pin 21 can be easily adjusted to the position of the insertion hole of the lamp socket 17.

Next, a procedure for attaching the flat spiral fluorescent lamp 20 to the instrument body 12 will be described.
First, as shown in FIG. 1, the bridge 24 of the flat spiral fluorescent lamp 20 is moved forward (downward) to the inside of the instrument body 12, and the shaft protrusion 25 provided on the bridge 24 is moved to the instrument body 12. The block cover 16 is inserted into a fitting hole 18 (see FIG. 3).
Next, the flat spiral fluorescent lamp 20 is rotated about the shaft protrusion 25 in the protruding direction of the lamp pin 17, and the lamp pins 21 provided on the both caps 23 are simultaneously inserted into the insertion holes 17 a of the lamp socket 17.
Thereafter, the panel 13 is attached to the instrument body 12 and fixed with screws 13a.

  As described above, according to the lighting fixture 10 according to the embodiment of the present invention described above, the shaft 24 is provided on the bridge 24 as a turning mechanism that holds the tube central portion 22a of the flat spiral fluorescent lamp 20 so as to be turnable. The instrument body 12 is provided with a fitting hole 18. For this reason, the flat spiral fluorescent lamp 20 can be turned by fitting the shaft protrusion 25 into the fitting hole 18 provided in the instrument body 12, and the flat spiral fluorescent lamp 20 can be easily positioned. And can be easily mounted on the lamp socket 17.

Next, a second embodiment of the present invention will be described.
4 is a perspective view of a lighting fixture according to the second embodiment of the present invention, FIG. 5 is a perspective view of a flat spiral fluorescent lamp used in the lighting fixture according to the second embodiment, and FIG. 6 is a flat spiral shape of the fixture main body. It is sectional drawing which shows the state which attached the fluorescent lamp. In addition, suppose that the same code | symbol is attached | subjected to the site | part common to the lighting fixture concerning 1st Embodiment mentioned above, and the overlapping description is abbreviate | omitted.

  As shown in FIG. 4, in the lighting fixture 10B according to the second embodiment of the present invention, a pair of lamp sockets 17 and 17 serving as the center of the flat spiral fluorescent lamp 20B attached to the upper surface of the block cover 16 are provided. At the center, a cylindrical shaft portion 19 constituting a turning mechanism is provided. The shaft portion 19 can be integrally molded when the block cover 16 is formed of resin, but is attached separately when it is manufactured of a metal plate or the like.

  As shown in FIG. 5, in the flat spiral fluorescent lamp 20B used in the lighting fixture 10B, at the center of the bridge 24 connecting the bases 23 and 23 (that is, the center of the flat spiral fluorescent lamp 20B), A circular through hole 26 constituting a turning mechanism is provided. Although not shown, it is desirable to provide a stopper in the middle of the shaft portion 19 so that the shaft portion 19 is not inserted into the through hole 26 more than necessary. Thereby, the height position of the lamp pin 21 can be easily adjusted to the position of the insertion hole of the lamp socket 17.

Next, a procedure for attaching the flat spiral fluorescent lamp 20 to the instrument body 12 will be described.
First, as shown in FIG. 4, the planar spiral fluorescent lamp 20 </ b> B is moved forward with the bridge 24 of the flat spiral fluorescent lamp 20 </ b> B inside, and the block cover 16 of the instrument body 12 is inserted into the through hole 26 provided in the bridge 24. The shaft part 19 provided in the is inserted (see FIG. 6).
Next, the flat spiral fluorescent lamp 20 </ b> B is rotated around the shaft portion 19 in the protruding direction of the lamp pin 17, and the lamp pins 21 provided on the both caps 23 are simultaneously inserted into the insertion holes 17 a of the lamp socket 17.
Thereafter, the panel 13 is attached to the instrument body 12 and fixed with screws 13a.

  As mentioned above, according to the lighting fixture 10B concerning 2nd Embodiment of this invention demonstrated, the effect | action and effect similar to the lighting fixture 10 concerning 1st Embodiment mentioned above can be acquired.

  In addition, the lighting fixture of this invention is not limited to embodiment mentioned above, A suitable deformation | transformation, improvement, etc. are possible.

FIG. 1 is a perspective view of a lighting apparatus according to a first embodiment of the present invention. The perspective view of the planar spiral fluorescent lamp used with the lighting fixture concerning 1st Embodiment Sectional view showing a flat spiral fluorescent lamp attached to the instrument body The perspective view of the lighting fixture concerning 2nd Embodiment of this invention. The perspective view of the planar spiral fluorescent lamp used with the lighting fixture concerning 2nd Embodiment Sectional view showing a flat spiral fluorescent lamp attached to the instrument body (A) is the perspective view which looked at an example of the conventional flat spiral fluorescent lamp from the irradiation side, (b) is the perspective view similarly seen from the other side of the irradiation side (A) is the perspective view which looked at another example of the conventional flat spiral fluorescent lamp from the irradiation side, (b) is the perspective view similarly seen from the other side of the irradiation side

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Lighting fixture 12 Appliance main body 17 Lamp socket 18 Fitting hole (turning mechanism)
19 Shaft (swivel mechanism)
20 Flat spiral fluorescent lamp 21 Lamp pin 22 Light emitting tube 22a Tube central portion 23 Base 24 Bridge 25 Shaft protrusion (turning mechanism)
26 Through hole (swivel mechanism)

Claims (3)

The arc tube swirled in substantially the same plane around the center of the tube, the bases provided on both end faces of the arc tube, the lamp pins protruding from the base, and the both ends of the arc tube are connected. A planar spiral fluorescent lamp having a bridge;
A lighting fixture having a lamp socket to which a lamp socket for supplying power by mounting the lamp pin is attached,
A lighting fixture characterized in that a turning mechanism is provided in the fixture main body to hold a flat spiral fluorescent lamp so as to be rotatable around the central portion of the tube.   The said turning mechanism is comprised by the axial protrusion provided in the said bridge | bridging, and the fitting hole provided in the said instrument main body, The said axial protrusion is inserted and inserted in the said fitting hole. lighting equipment.   The lighting device according to claim 1, wherein the turning mechanism includes a through hole provided in the bridge and a shaft portion provided in the device main body, and the shaft portion is inserted into the through hole. .

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