JPH04363803A - Lighting fixture - Google Patents

Abstract

PURPOSE:To prevent a battery body from being subjected to the direct influence of lamp generated heat by enabling the battery body in a lighting fixture body to be easily replaced via a mounting opening section, while housing the battery body within the fixture body and covering the mounting opening section with an auxiliary reflecting plate. CONSTITUTION:A reflecting body 16 having an expanded lower open bottom is provided at the opening section 14 of a box-like lighting fixture body 12 having a lower open bottom. A light restricting body 19 is fitted to the illumination opening section 17 of the reflecting body 16 in such a way as to be freely mounted and demounted, thereby constituting a lighting fixture 11. A narrow rectangular main reflecting section 41 and a mounting opening section 26 are formed alternately but continuously on the base plate section 40 of the reflecting body 16. Furthermore, a battery body B is mounted in the fixture body 12 in such a way as to be freely mounted and demounted via the mounting opening section 26. Also, the mounting opening section 26 is covered with a roughly V-shaped auxiliary reflecting plate 68 in such a way as to be freely mounted and demounted.

Description

[Detailed description of the invention]

0001

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lighting fixture suitable for a ceiling recessed light.

0002

BACKGROUND OF THE INVENTION Conventionally, this type of lighting equipment has a lighting equipment main body to which a lighting circuit such as a ballast is attached, and a lower part that expands, as described in, for example, Japanese Utility Model Application Publication No. 1-98408. It is equipped with an open reflector plate and a plurality of lamps housed within the reflector plate, a hole is bored between each lamp in the reflector plate, and a gap is provided below the hole for convection of heat from the lamps. A structure of a lighting fixture is known in which an auxiliary reflector plate having a V-shaped cross section is attached. In such lighting equipment, the part of the reflector facing the lamp is fixed in order to dissipate heat or to fix a thick component in the height direction so that it protrudes below the top surface of the reflector. A hole is formed between the lamps, and an auxiliary reflecting plate having a V-shaped cross section is attached between the lamps so as to cover the hole.

[0003] In addition, in such lighting equipment, in order to make the lighting equipment thinner, the distance between the top plate and the reflector of the equipment body is reduced, and parts such as ballasts are It is attached to both ends and placed on the outside of the back of the reflector, or it is fixed by attaching it to the top plate located above the hole with a part of the part protruding downward from the hole in the reflector. .

0004

[Problem to be Solved by the Invention] However, in the above-mentioned conventional lighting equipment, the ease of replacing the parts attached to the equipment body is not taken into account, and the problem is that replacing the parts is complicated. have. In particular, both ends of the instrument body become the back side of the reflector, and there is a problem in that it is difficult to replace or inspect parts attached to these parts.

[0005] Furthermore, if components are stored with a portion of the reflector projecting downward from the hole in the reflector, there is a problem in that the components are susceptible to the effects of heat generated by the lamp and are susceptible to deterioration.

[0006] The present invention has been devised in view of the above points, and provides an apparatus that allows the battery body of an emergency light attached to the main body of the device to be easily replaced, and that protects the battery body from the heat generated by the lamp. The purpose is to provide lighting equipment that can.

[0007]

[Means for Solving the Problems] The lighting fixture of the present invention has a substantially box-shaped fixture main body, which has a back surface as a fixture mounting surface and a lighting device mounting surface, and has an opening facing the back surface. A main reflecting surface section and a mounting opening facing the mounting surface are formed on the back substrate section, and a side reflecting surface section is formed in an expanded shape from the peripheral edge of the substrate section and facing the substrate section. a reflector having an irradiation opening, a reflector having the back surface side of the substrate portion attached to the opening; a lamp socket provided in the reflector opposite the main reflecting surface portion to which a lamp is attached; The apparatus includes a battery body that is facing each other and removably installed in the device main body, and an auxiliary reflector that is removably installed on the irradiation opening side facing the mounting opening.

[0008]

[Function] In the lighting equipment of the present invention, a main reflecting surface portion and a mounting opening facing the mounting surface of the equipment body are formed in the substrate portion of the reflector, and the battery body is attached to the equipment body through this mounting opening. Since the battery body is removably attached within the instrument body, the battery body disposed within the instrument body can be easily replaced through these attachment openings. Furthermore, since the auxiliary reflector is detachably disposed on the irradiation opening side of the attachment opening, the battery body disposed in the instrument body can be easily replaced by attaching and detaching the auxiliary reflector. The battery body is placed inside the device body, and the auxiliary reflector prevents it from directly receiving the heat generated by the lamp.Furthermore, since the atmosphere circulates through the installation opening, the battery body installed in the device body Temperature rise is suppressed.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The structure of an embodiment of the lighting fixture of the present invention will be described below with reference to the drawings.

In FIGS. 1 to 3, reference numeral 11 denotes an emergency lighting fixture. This lighting fixture 11 is installed in a recessed opening formed in the ceiling (not shown), and in case of an emergency, the built-in battery body B can be used. The lamp L is turned on by the lamp L, and consists of a box-shaped device main body 12, a reflector 16 attached to the opening 14 of the device main body 12, a light control device 19 attached to the irradiation opening 17 of the reflector 16, etc. has been done.

The device main body 12 has a box-like shape with one side open and has a substantially square plate-shaped back section 21. A pair of opposing side surfaces 22 extend from each side of the back section 21. and a pair of opposing end face portions 23 are each bent to form an opening 14 that opens downward.

[0012] As shown in FIG.
At a predetermined interval, on the inner mounting surface 21a of 1,
That is, at a position facing the mounting opening 26 formed in the reflector 16, as a component constituting the emergency lighting device,
Battery body B housed in battery mount 31 and lighting unit 3
A pair of ballasts 34 constituting a normal lighting device are attached near both sides of the inner surface of the back surface 21.

Among these, the battery mounts 31 are arranged inside a metal plate bent into a substantially U-shaped cross section so as to open upward, and two are placed vertically along one side 31a, and two are placed vertically along the other side. 31b, one cylindrical battery body B is arranged and stored in parallel along the screw 31c and wing nut 31.
d is removably attached to the inner surface of the back portion 21. At this time, the two battery bodies B stored vertically side by side are held between the inner surface of the back part 21 and the inner surface of the battery mount 31, and one battery body B has a substantially L-shaped cross section. It is pressed and held on the inner surface of the battery mount 31 by a shaped presser 31e.

Furthermore, as shown in FIG.
1, a bolt insertion hole 36 for fixing the appliance body 12 to a ceiling (not shown) is provided at a position facing the mounting opening 26 of the reflector 16, and each component 31 constituting the emergency lighting device. Through holes, etc., through which screws for fixing the parts 32 and the like are inserted, are formed at predetermined positions.

The center portion of the tip of each end surface portion 23 is cut into a trapezoidal shape in accordance with the shapes of the substrate portion 40 and side reflective surface portion 42 of the reflector 16, respectively, and the engaging portion 45
Furthermore, the inner end portion of each engaging portion 45 is bent inward to form a locking side 46 to which the substrate portion 40 of the reflector 16 is locked. A plurality of threaded holes 49 into which mounting screws 48 for mounting the reflector 16 are screwed are formed in each of the locking sides 46 .

Note that a plurality of heat dissipation holes (not shown) are formed in the back surface 21 of the main body 12.

The reflector 16 has a substantially box-like shape with an expanded opening on the lower surface, and has a rectangular back surface formed by an elongated rectangular main reflecting surface portion 41 and mounting openings 26 that are alternately continuous. It has a shaped substrate portion 40 and side reflective surface portions 42 that are formed to expand and incline from each side of the substrate portion 40, and an irradiation aperture 17 is formed opposite to the substrate portion 40. . At both ends of the substrate section 40, an elongated rectangular mounting side 51 that connects the main reflective surface section 41 is formed, and a plurality of through holes 52 through which the mounting screws 48 are inserted are formed in this mounting side 51. has been done.

Further, the tip of each of the side reflective surfaces 42 is bent outward and turned back to form a locking piece 42a that comes into contact with a ceiling surface (not shown).
A side portion 41a along the longitudinal direction of each main reflective surface portion 41 is bent toward the back surface side.

[0019] This reflector 16 is connected to the instrument main body 12.
The back surface of the base plate part 40 is engaged with the engaging part 45 of the board part 40, and the mounting screw 48 inserted through the through hole 52 is screwed into the screw hole 49 to be fixed.

Further, as shown in FIG. 1, a lamp socket mount 54 is attached near one end of the substrate section 40. A plurality of lamp sockets 55 are attached to the lamp socket mounting base 54, and a single-end U-shaped fluorescent lamp as a lamp facing each main reflecting surface section 41 shown in FIG. 2 is attached to each lamp socket 55. L is attached. Furthermore, this lamp socket mount 54 has
A substantially U-shaped mounting bracket 57 is attached to the mounting bracket 57, and a battery monitor 58 that displays the state of charge of the battery body B using LED light, and an inspection switch 59 that operates the battery monitor 58. is installed.

As shown in FIG. 3, a U-shaped fluorescent lamp L is located near the end of the inner surface of each main reflecting surface portion 41 opposite to the end to which the lamp socket mount 54 is attached. A substantially C-shaped lamp holder 61 that elastically holds the lamp holder 61 is attached.

A pair of substantially doglegged mounting pieces 63 protrude toward the irradiation opening 17 from substantially the center of the inner sides 41a of the main reflecting surface portions 41 on both sides. A screw hole 66 into which a decorative screw 65 is screwed is formed in the mounting piece 63.

As shown in FIGS. 1 to 3, the light control body 19 is provided on the irradiation opening 17 side of each mounting opening 26 and covers the irradiation opening 17 with an auxiliary reflector having a substantially V-shaped cross section. It is constructed by combining a plate 68 and a baffle body 69 in the shape of a substantially trapezoidal plate in a lattice shape. Each of the auxiliary reflectors 68 is bent to have a substantially V-shaped cross section, and each side edge 68a along the longitudinal direction is bent inward, and has a through hole through which the decorative screw 65 is inserted. 70
is formed. Further, near the mounting bracket 57 of the auxiliary reflector 68, a battery monitor 58 is made visible and an operator 59a connected to an inspection switch 59 is provided.
A generally T-shaped window portion 72 is formed through which the window portion 72 is inserted.

This light control body 19 is assembled by screwing a decorative screw 65 that passes through the through hole 70 into the screw hole 66, and then attaching the reflector 1 to the reflector 1.
It is removably attached to the inside of 6. In addition, in this state, the mounting bracket 57 and the battery monitor 58, inspection switch 59, etc. disposed on the mounting bracket 57 are
It is housed inside the auxiliary reflector 68, and the operator 59a is inserted through the window 72 and vertically provided.

Next, the assembly operation of the lighting fixture of this embodiment will be explained.

First, as shown in FIG. 1, a battery mount 31 containing a ballast 34, a lighting unit 32, a terminal block 33, and a battery body B is attached to the mounting surface 21a on the inner surface of the back surface 21 of the main body 12. Screw 31c and wing nut 31d
It can be attached and detached at will.

Then, as shown in FIG. 3, the substrate section 40 of the reflector 16 is engaged with the engagement section 45 of the instrument main body 12,
The reflector 16 is attached to the opening 14 of the instrument body 12 by screwing the mounting screw 48 that passes through the through hole 52 into the screw hole 49 .

Then, with the instrument main body 12 and the reflector 16 connected as described above inserted into the recessed opening in the ceiling (not shown), the bolt is inserted through the mounting opening 26 of the reflector 16. The instrument main body 12 and the reflector 16 are fixed to the embedding hole in the ceiling surface with a bolt (not shown) inserted through the insertion hole 36.

Next, a U-shaped fluorescent lamp L is attached to each lamp socket 55, respectively.

Then, with the light control body 19 inserted inside the reflector 16, the cosmetic screw 65 inserted through the through hole 70 is inserted.
The light control body 19 is removably attached to the reflector 16 by screwing into the screw hole 66 of the mounting piece 63, thereby forming the lighting fixture 11.

Furthermore, by removing the decorative screw 65 and removing the light control body 19, the battery mount 31 is exposed through the mounting opening 26, so the battery mount 31 can be removed by removing the wing nut 31d. This allows battery body B to be replaced.

According to the lighting device of this embodiment, the main reflecting surface portions 41 and the mounting openings 26 are alternately formed on the substrate portion 40 of the reflector 16 so as to face the irradiation opening 17. It is possible to form the mounting opening 26 having a large area while suppressing a decrease in the reflection efficiency of the reflector 16. Then, the battery body B held in the battery mount 31 is removably attached to the instrument body 12 through this mounting opening 26, so that the battery body
The battery body B disposed within 2 can be easily attached/detached and replaced. In addition, since the auxiliary reflector 68 is detachably disposed on the side of the irradiation opening 17 of the mounting opening 26, by attaching and detaching the auxiliary reflector 68, the battery body B disposed in the device main body 12 can be easily removed. can be exchanged for.

Furthermore, since the battery body B is disposed within the device main body 12 and the mounting opening 26 is covered by a substantially V-shaped auxiliary reflector 68, the parts are not directly exposed to the heat generated by the lamp L. Furthermore, since the atmosphere is convected through the mounting opening 26, it is possible to suppress the rise in temperature of the components attached to the instrument body 12.

[0034] Furthermore, since the back portion 21 of the instrument main body 12 has a substantially square shape, it can be easily inserted into an embedding hole formed in a ceiling surface (not shown).

[0035] Since the battery bodies B disposed in the device main body 12 are mounted at predetermined intervals in accordance with the positions of the mounting openings 26, thermal interference between the components can be suppressed. At the same time, attachment of the battery body to the device main body 12,
Wiring is also easy.

[0036]

[Effects of the Invention] According to the lighting device of the present invention, the main reflecting surface portion and the mounting opening facing the mounting surface of the device body are formed in the substrate portion of the reflector, and Since the battery body is removably attached to the instrument body, the battery body mounted within the instrument body can be easily replaced through these mounting openings. Furthermore, since the auxiliary reflector is removably disposed on the irradiation opening side of the mounting opening, parts disposed in the instrument body can be easily replaced by attaching and detaching the auxiliary reflector. The battery body is placed inside the device body, and the auxiliary reflector prevents it from directly receiving the heat generated by the lamp.Furthermore, since the atmosphere circulates through the installation opening, the battery body installed in the device body Temperature rise can be suppressed.

[Brief explanation of drawings]

FIG. 1 is a sectional view showing one embodiment of a lighting fixture of the present invention.

FIG. 2 is a perspective view of the above lighting fixture.

FIG. 3 is an exploded perspective view, with some parts omitted, showing the installation operation of the lighting fixture.

[Explanation of symbols]

11. Lighting equipment 12 Equipment body 14 Opening 16 Reflector 17 Irradiation aperture 21　　　Back part 21a Mounting surface 26 Mounting opening 40　　　　Base part 41 Main reflective surface part 42 Side reflective surface part 55 Lamp socket 68 Auxiliary reflector B Battery body L lamp

Claims (1)

[Claims] Claim 1: A substantially box-shaped device main body with a rear surface serving as a fixture mounting surface and a lighting device mounting surface, and an opening facing the rear surface, and a main reflecting surface portion and a main reflecting surface portion on a rear substrate portion. A mounting opening facing the mounting surface is formed, and a side reflective surface part is formed in a widening shape from the peripheral edge of the board part, and an irradiation opening facing the board part is provided, and the board part is provided in the opening part. a reflector to which the rear side of the part is attached, a lamp socket provided opposite to the main reflective surface part in the reflector and to which a lamp is attached, and a lamp socket which is removably attached to the main body of the apparatus and opposed to the mounting opening. A lighting device comprising: a battery body to be attached; and an auxiliary reflecting plate detachably disposed on the irradiation opening side facing the attachment opening.