JPH05151805A - lighting equipment - Google Patents

Abstract

(57) [Summary] [Object] An object of the present invention is to obtain a lighting fixture which can improve workability in mounting on a ceiling and can reduce cost. [Structure] A fixture main body 31 having a plurality of mounting holes 32, 33 and mounted on a ceiling by a mounting tool 22 passing through these holes,
A terminal block 35 fixed to the fixture body, and a lamp socket 59 provided to cover the fixture body from the lower side thereof and supporting a straight tube fluorescent lamp 60 at both ends in the longitudinal direction.
And a connecting means 71 connecting the reflector and the instrument body, and a first passage provided on the reflector so as to face one of the mounting holes and the terminal block. A hole 82, a second through hole 83 provided in the reflection plate facing the other attachment hole, and a second through hole 83 attached to the reflection plate by separately closing the first and second through holes. The first and second reflecting lids 91 and 92 are provided.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a ceiling-mounted or directly-mounted ceiling-mounted lighting fixture.

[0002]

2. Description of the Related Art As shown in FIGS. 17 and 18, the connection between a main body 1 of a conventional embedded lighting fixture and a reflector plate 2 is performed by connecting a connecting screw 3 which passes the reflector plate 2 from its lower surface side.
It is performed by screwing the connection fittings 4 fixed to both ends of the instrument body 1 in the longitudinal direction. And the instrument body 1
Connectors 5 and 6 are attached to the reflection plate 2 that closes the lower surface opening of the main body 1. By connecting these connectors 5 and 6, the lighting device and the terminal block built in the fixture body 1 and the lamp socket 8 which is attached to the reflector 2 and which supports the straight tube fluorescent lamp 7 are electrically connected. ing. In FIG. 17 and FIG. 18, reference numeral 9 indicates a hanging chain for preventing the reflector 2 from falling off during the mounting work, and 10 indicates a socket cover movable along the axial direction of the fluorescent lamp 7. ..

In order to mount this lighting fixture on the ceiling, first, the fixture body 1 is inserted into the fixture embedding hole in the ceiling,
Make the ceiling suspension bolts hang via nuts. next,
The tip of the hanging chain 9 connected to the reflection plate 2 is hooked on the instrument body 1. After that, the power supply line is connected to the terminal block, the connectors 5 and 6 are connected to each other, and then the connecting screw 3 is screwed into the connecting fitting 4 to fix the reflector 2 to the instrument body 1. This completes the work of mounting the fixture on the ceiling. During use, both ends of the fluorescent lamp 7 are supported by the lamp socket 8 protruding from the reflection plate 2, and the lamp 7 is turned on.

[0004]

In the embedded luminaire having the above-mentioned structure, when the fixture body 1 and the reflector plate 2 are connected in advance, the reflector plate 2 connects the fixture body 1 to the ceiling hanging bolt. It interferes with the work of connecting and connecting the power line. Therefore, the attachment of the instrument body 1 and the attachment of the reflection plate 2 have to be separately performed on the ceiling at the high position as described above.

Therefore, conventionally, there has been a problem that it takes a lot of time to mount the equipment on the ceiling and the workability thereof is not good. In addition, when attaching the reflector, connectors 5 and 6 for electrically connecting the electric device in the instrument body 1 and the lamp socket 8 of the reflector 2 are required.
There was also the problem of high costs. The purpose of the present invention is to
An object of the present invention is to obtain a lighting fixture that can improve the workability of mounting on the ceiling and can reduce the cost.

[0006]

In order to achieve the above object, a lighting fixture of the present invention has a plurality of mounting holes, and a fixture main body which is mounted on a ceiling by a fixture passing through these holes, and this fixture. A terminal block fixed to the main body, a reflector plate which is provided so as to cover the fixture main body from the lower side thereof, and lamp sockets for supporting a straight tube type fluorescent lamp are attached to both ends in the longitudinal direction, and a reflection plate for the reflection plate. A connecting means for connecting the plate and the instrument body, a first through hole provided in the reflecting plate facing each of the one mounting hole and the terminal block, and another mounting hole facing the other mounting hole. It is provided with a second through hole provided in the reflection plate, and first and second reflection lids attached to the reflection plate by separately closing the first and second through holes.

[0007]

In the above structure, the connecting means fixes the reflector to the instrument body, and the connection is made before the instrument body is mounted on the ceiling. The first and second through holes provided in the reflecting plate are used as operation holes when the instrument main body is attached to the ceiling through them. Therefore, before mounting on the ceiling,
Even if wiring is performed in the fixture between the reflector and the fixture body, and the reflector is previously fixed to the fixture body by the connecting means, it is not disturbed by the reflector when it is attached to the fixture body on the ceiling thereafter. , The equipment body can be mounted on the ceiling. Therefore, the installation work on the ceiling at a high position can be performed only once.

The attachment to the ceiling is carried out by inserting the hands through the first and second through holes and inserting the fixture through the attaching holes of the instrument body facing these. In the case of a ceiling-embedded instrument, a hanging bolt is used as a fixture, and a nut is screwed onto this bolt.
Further, in the case of a ceiling-mounted device, a wood screw is used as a fixture.

As described above, since the appliance body can be attached to the ceiling by connecting the appliance body and the reflector in advance, it is possible to eliminate the need for a connector in the wiring in the appliance extending between the reflector plate and the appliance body. Further, since the first through hole also faces the terminal block built in the instrument body, the first through hole operates after connecting the power line to the terminal block after the instrument body is mounted on the ceiling. Also used as a hole. The first and second reflection lids are separately attached to the first and second through holes after the attachment work and the power supply line connection work, respectively, to close them, and the lamp socket is attached by the attachment. The light from the straight tube fluorescent lamp supported by is reflected downward together with the reflector.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment in which the present invention is applied to a ceiling-embedded luminaire will be described below with reference to FIGS.

4 to 6, reference numeral 21 is a ceiling panel, which is provided with an instrument embedding hole 21a. Also,
In the figure, reference numeral 22 denotes suspension bolts which are arranged apart from each other, and these are attached to a ceiling slab (not shown) as fixtures for the equipment. These suspension bolts 22 are adapted to suspend the embedded lighting fixture 24 via a nut 23 (mounting tool) screwed to the lower end.

The lighting fixture 24 has a fixture main body 31 made of sheet metal, which is embedded in the fixture embedding hole 21a. As shown in FIGS. 4 and 5, the instrument main body 31 has side walls facing each other on both sides of the upper wall, and end walls are provided at both ends in the longitudinal direction to form a long box structure with an open lower surface. .. The upper wall of the main body 31 is provided with mounting holes 32 and 33 located at both ends in the longitudinal direction and through which the suspension bolt 22 is passed as shown in FIGS. 3 and 4, and one mounting hole is provided. A power line lead-in hole 34 is provided near 32.

As shown in FIGS. 3 and 4, the instrument main body 31 has a built-in terminal block 35 at one end in the longitudinal direction thereof and in the vicinity of the lead-in hole 34. A lighting device 36 is built in so as to approach the one end side in the longitudinal direction. The lighting device 36 is a so-called electronic ballast including an inverter lighting circuit using a transistor. Further, on the other end side of the instrument main body 31, a battery device 37 is built in near the other mounting hole 33, and an emergency lighting device 38 is built near the device 37 side. .. Moreover, the instrument main body 31 has a built-in inspection switch 39 and charging monitor 39b located between the mounting hole 33 and the emergency lighting device 38. Each of the built-in electric components is fixed to the upper wall of the instrument body 31.

By having the battery device 37 and the emergency lighting device 38, this luminaire has a function as an emergency luminaire, and it is possible to light a fluorescent lamp described later in the event of a power failure. The inspection switch 39 and the charging monitor 39b are provided for checking the battery, and the presence or absence of lighting of the charging monitor 39b when the operation cord 39a is pulled down is visually recognized from an inspection hole 39c provided in the reflection plate 51 described later. By doing so, the battery capacity of the battery device 37 is confirmed.

As shown in FIG. 4, the battery device 37 is
A base 40 fixed to the upper wall of the instrument body 31, a cover 41 rotatably attached to the base 40, a decorative screw 42 for detachably connecting the tip of the cover 41 to the base 40, and a base. The battery 43 is detachably held between the cover 40 and the cover 41.
The decorative screw 42 is inserted and removed through the open lower surface of the instrument body 31, and the cover 41 can be opened downward as shown by the chain double-dashed line in FIG. 4, whereby the replacement of the battery 43 of the instrument body 31 can be performed. It can be opened through the open bottom surface.

A reflecting plate 51 made of sheet metal is fixed to the instrument main body 31 so as to cover the open lower surface thereof through a connecting means described later. As shown in FIGS. 3 and 5, the reflector 51 is
Abutting portions 53 that horizontally project inward are integrally bent at both side edges of the reflecting portion 52 that is wider than the instrument body 31 and is curved so as to be convex downward. At the same time, the flange 54 is integrally bent at the tips of the contact portions 53. The lower surface of the reflecting portion 52 is formed as a reflecting surface. The abutting portion 53 is adapted to abut the ceiling panel 21, and the flange 54 has an L-shaped cross section and is located below the abutting portion 53.

As shown in FIGS. 3 and 4, end reflectors 55 are provided at both ends of the reflection plate 51 in the longitudinal direction, and intermediate retainers 56 are also provided at the intermediate portion.
These reinforcing metal fittings 55 and 56 are the end reinforcing metal fittings 5 shown in FIG.
5, the flanges 54 are provided on the inner side of the reflection plate 51 and between the flanges 54.
It is fixed by a self-tapping screw 57 inserted from the outer surface thereof. These reinforcing fittings 55 are the reflection plate 51.
It is used to prevent the deformation of.

The end reinforcing metal members 55, 56 form a part of a connecting means described later, and have a through hole 65 in the central portion as shown in FIGS. 6 and 8. Further, an upward flange 66 is bent at a side edge of the end reinforcing metal fitting 55 along the longitudinal direction, and a hole 67 to which one end of a hanging string (not shown) is connected is provided at a central portion of the flange 66. There is. Connect the other end of the hanging string to the instrument body 31,
Even if the connection between the instrument body 31 and the reflector 51 is disconnected, the reflector 51 is prevented from falling.

As shown in FIG. 4, lamp sockets 59 are attached to both ends of the reflector 51 in the longitudinal direction via socket holders 58. These sockets 59 are projected below the reflection plate 51, and are used for the straight tube fluorescent lamp 6.
0 is detachably supported. Note that FIG.
In FIG. 5, reference numeral 61 is a synthetic resin reflector end plate attached to each end of the reflector 51, and 62 is a synthetic resin socket cover detachably attached to cover the lamp socket 59. ing.

As shown in FIG. 4, the connecting means 71 for connecting the instrument body 31 and the reflection plate 51 and arranged inside thereof are provided at both longitudinal ends of the instrument body 31, respectively. .. These means 71 are, as representatively shown in FIG.
2 and the end reinforcing metal fitting 5 overlapping the lower surface of the metal fitting 72
5 and through the through hole 65 of the end reinforcing metal fitting 55, the connecting metal fitting 7
2 and a connecting screw 74 screwed into a screw hole 73 provided in the second screw hole 73. The connecting screw 74 is a decorative screw.

As shown in FIG. 1, one end of the reflecting plate 51 in the longitudinal direction is provided with one connecting means 71 located on the one end side.
A rectangular first through hole 81, which is opposed to the mounting hole 32 and the terminal block 35 and is used as these operation holes, is formed. Further, the other end portion in the longitudinal direction of the reflection plate 51 faces each of the other connecting means 71, the mounting hole 33 and the battery device 37 located on the other end side thereof, and has a rectangular shape used as these operation holes. The second through hole 82 is formed.

As shown in FIG. 9 by way of example, upward flanges 83 are bent at both side edges of the first and second through holes 81 and 82, and one end of these flanges 83 is shown in FIGS. As shown, an engaging projection 84 having an arcuate cross section is formed. Further, both through holes 8 located on the side of the protrusion 84
Stopper pieces 85 and 86 are separately bent at one end and the other end of 1, 82, respectively.
A groove 87 is provided in the central portion of the.

A first reflecting lid 91 made of sheet metal for closing the first through hole 81 is detachably attached to the reflecting plate 51, and a second reflecting lid 92 made of sheet metal for closing the second through hole 82 is attached.
Is detachably attached. These reflective lids 91, 92
As shown in FIG. 9 as a representative, an upward engaging flange 93 that elastically engages with the upward flange 83 is bent on both side edges, and the engaging protrusion 8 is provided at one end of the flange 93.
An engaging hole 94 into which 4 is fitted is provided. Further, a reflecting projection 91, 92 located on the engagement hole 94 side is formed with a hand-held projection 95 projecting downward, and the other end is provided at the edge of the through holes 81, 82 through the groove 87. A locking tongue 96 that is hooked is projected.

Therefore, the reflecting lid 91 for the reflecting plate 51,
To attach 92, first, the locking tongue piece 96 is inserted into the groove 87, the reflection lids 91 and 92 are positioned in the width direction, and then the reflection lids 91 and 92 are attached to the stopper piece 86 portion having the groove 87. You can push up with the fulcrum as a fulcrum. Then,
The engaging flanges 93 of the reflecting lids 91 and 92 are provided with the through holes 81 and 82.
The upward flange 83 enters as a guide, and at the final stage thereof, the engaging flange 93 rides over the engaging protrusion 84 of the upward flange 83, and the engaging hole 94 elastically engages with this protrusion 84. Therefore, the reflection lids 91 and 92 are mounted flush with the reflection plate 51 by closing the through holes 81 and 82.

Incidentally, the reflecting lids 91, 9 in this mounting
The upper position of 2 is restricted by contact with stopper pieces 85 and 86. On the contrary, the reflection lids 91 and 92 can be removed from the reflection plate 51 by hooking the handle projections 95 of the reflection lids 91 and 92 and moving them downward.

In the embedded luminaire 24 having the above structure, the reflecting plate 51 is previously fixed to the luminaire main body 31 by the connecting means 71 before being mounted on the ceiling. In this fixing, the reflecting plate 51 is superposed on the lower surface of the instrument body 31 in a state where the reflecting lids 91 and 92 are removed, and the end reinforcing metal piece 55 fixed to the reflecting plate 51 is fixed to the instrument body 31. It is carried out by stacking on 72 and screwing the connecting screw 74 into the screw hole 73 of the connecting fitting 72 through the opened through holes 81 and 82 to tighten it.

Prior to this connecting work, the operation cord 39a of the inspection switch 39 is passed through the reflecting plate 51, and the electric equipment and the reflecting plate 51 built in the instrument body 31 are connected.
The in-appliance wiring with the lamp socket 60 attached to the lamp is made by inserting a lead wire (not shown), and a connector is not required for this in-appliance wiring. It should be noted that this in-appliance wiring work may be performed after the connection work, and in that case, it is performed using the through holes 81 and 82.

The instrument body 31 to which the reflection plate 51 is previously fixed as described above is attached to the ceiling as follows.
First, the power supply wire was passed through the power supply wire lead-in hole 34 while arranging the equipment main body 31 so as to be embedded in the equipment fitting hole 21a on the ceiling (this lead-in is made by inserting a finger into the first through-hole 81). ) After that, attach the hanging bolt 22 to the mounting holes 32, 3
3 and insert the reflection plate 51 into the ceiling panel 21.

Next, the nut 23 is inserted into the instrument main body 31 through the through holes 81 and 82 of the reflection plate 51, and the nut 2
3 is screwed into the suspension bolt 22 facing the through holes 81, 82 and tightened. Then, the fixture body 31 to which the reflection plate 51 has already been fixed is embedded and fixed in the ceiling. After that, the fingers are inserted into the first through holes 81 to connect the power supply line drawn into the instrument body 31 to the terminal block 3 facing the first through holes 81.
Connect to 5.

Finally, the reflecting lids 91 and 92 are attached to the through holes 81 and 82 of the reflecting plate 51 by the procedure described above to close these through holes 81 and 82. By the above procedure, the installation work of the fixture on the ceiling is completed. Also, when using,
It suffices to support the fluorescent lamp 60 over the lamp socket 59 and light it.

As described above, since the instrument main body 31 and the reflector 51 can be attached to the ceiling by one operation, the work on the ceiling at a high place is halved, and the workability of attaching the instrument to the ceiling is improved. The construction cost can be reduced. Moreover,
Since it is possible to eliminate the need for a connector in the wiring in the device, the number of parts can be reduced and the cost can be reduced.

Since the instrument body 31 and the reflection plate 51 are fixed to each other via the connecting means 71 as described above, the hanging chain for preventing the reflection plate 51 from falling from the instrument body 31 is Not an essential configuration. Therefore, if it is omitted, the cost can be further reduced.

Further, since the first embodiment has a structure which can be used also as an emergency light at the time of power failure, the battery 43 thereof can be used.
Must be replaced on a regular basis. In that case, the second reflection lid 92 is removed from the reflection plate 51 and the second through hole 82 is opened by the procedure as described above, and the cover 41 of the battery device 37 is opened and closed through the through hole 82. At the same time, the makeup screw 42 can be attached and detached to replace the battery 43. Therefore, the battery 43
Since it is not necessary to remove the entire reflection plate 51 when replacing, the work can be performed easily.

10 to 16 show a ceiling-mounted lighting fixture 1
24 shows a second embodiment applied to No. 24. In the description of the second embodiment, the same components as those in the first embodiment will be designated by the same reference numerals as those in the first embodiment, and the description thereof will be omitted. Only different components will be described below. This embodiment is different from the first embodiment in the device body 131 and the battery 143.

The instrument main body 131 is a flat plate made of sheet metal and has a width extending over the flange 54 of the reflection plate 51. This instrument body 131 has flanges 5 on both side edges.
4 and a plurality of screws 17 as connecting means.
It is fixed through 1. Thereby, the instrument body 13
1 and the reflection plate 51 are connected, and the instrument body 131 prevents the reflection plate 51 from being deformed.
Therefore, in the second embodiment, the reinforcing metal fitting used in the first embodiment is omitted.

As shown in FIGS. 10, 12 and 13, the instrument body 131 has mounting holes 32 located at both longitudinal ends thereof and through which wood screws 122 (see FIG. 13) as mounting tools are passed. , 33 are provided,
A power line lead-in hole 34 is provided near one of the mounting holes 32. A terminal block 35 is fixed to the lower surface of the appliance main body 131 at one end side in the longitudinal direction thereof and in the vicinity of the drawing hole 34, and the lighting device 36 is moved closer to the one end side in the longitudinal direction. Is fixed. The lighting device 36 is a so-called electronic ballast including an inverter lighting circuit using a transistor. Further, the battery 143 is fixed to the lower surface on the other end side of the instrument body 131 near the other mounting hole 33, and the emergency lighting device 38 is also fixed. Moreover, the inspection switch 39 and the charge monitor 39b are fixed to the instrument body 131, which is located between the attachment hole 33 and the emergency lighting device 38.

Two batteries 143 are used, arranged in parallel to each other, and detachably attached to the instrument main body 131 via the battery holder 144.
The battery holder 144 is one in which a clamp 144b is attached to the center of a holding plate 144a that extends over two batteries 143. By manually rotating the clamp 144b, the battery 143 by the holding plate 144a is operated.
Can be pressed against the appliance body 131 or released. The configuration other than the above points is the same as that of the first embodiment.

The ceiling-mounted luminaire 1 having such a structure
24 covers the instrument body 131 from the lower side with the reflector 51, so that the instrument body 131 and the various electric parts 35 to 39, 39b mounted on the lower surface thereof are attached to the reflector 51.
Can be stored inside. Therefore, it can be a thin lighting fixture,
It rarely gives a feeling of pressure in the room when it is mounted on the ceiling.

In the above-mentioned ceiling-mounted lighting fixture 124, the fixture body 131 and the reflection plate 51 are previously connected by a screw 171 before being mounted on the ceiling. Then, prior to this connecting work, the operation cord 39a of the inspection switch 39 is attached to the reflection plate 5
1 and the lamp socket 60 attached to the reflector 51 and the electrical components fixed to the fixture body 131.
The in-appliance wiring between and is performed by inserting a lead wire (not shown), and a connector is not required in this in-appliance wiring. It should be noted that this wiring work in the device may be performed after the connection work, in which case the through hole 8
It is carried out using 1,82.

The instrument body 131 to which the reflection plate 51 is previously fixed as described above is attached to the ceiling as follows. First, after the power line is passed through the power line lead-in hole 34 of the instrument body 131 (this lead-in is performed by inserting a finger into the first through-hole 81.), the abutting portion 53 of the reflector 51 is attached to the ceiling panel 21. Press on.

Next, a screw 171 is inserted into the instrument main body 31 through the through holes 81 and 82 of the reflecting plate 51, and the screw 17
1 to the mounting holes 32 and 33 facing the through holes 81 and 82.
Then, screw it onto the ceiling panel 21 and tighten it. Then, the reflection plate 51 to which the device body 131 is connected is directly fixed to the ceiling. After that, a finger is inserted into the first through hole 81 to connect the power line drawn into the instrument body 131 to the terminal block 35 facing the first through hole 81.

Finally, the reflecting lids 91 and 92 are attached to the through holes 81 and 82 of the reflecting plate 51, respectively, and these through holes 81 and 82 are provided.
Close up. By the above procedure, the installation work of the fixture on the ceiling is completed. When using the lamp socket 59
The fluorescent lamp 60 may be supported over and lighted.

As described above, the instrument body 131 and the reflector 51
Since the and can be mounted on the ceiling in one operation, the work on the ceiling at a high place is halved, the workability of mounting the equipment on the ceiling can be improved, and the construction cost can be reduced. In addition, since the connector can be unnecessary for wiring in the equipment,
The number of parts is reduced and the cost can be reduced. In addition, as described above, the instrument body 131 and the reflection plate 51 are previously screw
Since they are connected by 71, a hanging chain for preventing the reflection plate 51 from falling from the instrument body 131 can be omitted, and the cost can be further reduced.

In order to replace the battery 143 of the ceiling-mounted lighting fixture, the second reflecting lid 92 is attached to the reflecting plate 5.
The battery 143 can be replaced by operating the battery holder 144 through the through hole 82 after removing the first through hole 82 from the first opening. Therefore,
Since it is not necessary to remove the entire reflection plate 51 when replacing the battery 143, the work can be easily performed.

The present invention is not limited to the above-mentioned embodiments, and for example, emergency electric parts for lighting at the time of power failure, that is, a battery, an emergency lighting device,
The inspection switch and charge monitor may be omitted.

[0046]

As described above in detail, according to the present invention, it is possible to mount the instrument main body having the reflection plate fixed by the connecting means on the ceiling without being disturbed by the reflection plate, and to supply the power to the terminal block. Since the wires can be connected, it is possible to attach the reflector body to the ceiling in a single operation without the hassle of attaching the reflector plate separately from the fixture body in a ceiling at a high place. It is possible to improve the property. Moreover, since a connector is not required for the electrical connection between the reflector plate side and the instrument body side, the cost can be reduced in combination with the improvement of the mounting workability.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of a ceiling-embedded luminaire according to a first embodiment of the present invention.

FIG. 2 is a perspective view showing a lighting fixture according to the first embodiment.

FIG. 3 is a plan view showing a lighting fixture according to the first embodiment.

FIG. 4 is a vertical sectional side view showing a lighting fixture according to the first embodiment.

FIG. 5 is an exploded perspective view of an end portion of the lighting fixture according to the first embodiment.

FIG. 6 is a cross-sectional view showing a reflector according to the first embodiment.

FIG. 7 is an enlarged sectional view of a Z portion of FIG. 6 according to the first embodiment.

FIG. 8 is a perspective view showing a connecting fitting according to the first embodiment.

FIG. 9 is a perspective view showing a part of a reflecting plate of the lighting equipment according to the first embodiment together with a reflecting lid separated from the reflecting plate.

FIG. 10 is an exploded perspective view of a ceiling-mounted type lighting fixture according to a second embodiment of the present invention.

FIG. 11 is a perspective view showing a lighting fixture according to the second embodiment.

FIG. 12 is a plan view showing a lighting fixture according to the second embodiment.

FIG. 13 is a vertical sectional side view showing a lighting fixture according to the second embodiment.

FIG. 14 is a view showing a lighting device according to a second embodiment of the present invention taken along line Y-
Sectional drawing shown along the Y line.

FIG. 15 is an enlarged sectional view of an X portion of FIG. 14 according to the second embodiment.

FIG. 16 is a perspective view showing a part of a reflection plate of the lighting equipment according to the second embodiment together with a reflection lid separated from the reflection plate.

FIG. 17 is a perspective view showing an embedded lighting fixture according to a conventional example.

FIG. 18 is an exploded perspective view of the embedded lighting fixture according to the conventional example.

[Explanation of symbols]

22 ... Suspension bolt (mounting tool), 23 ... Nut (mounting tool), 24 ... Ceiling embedded lighting fixture, 31 ... Fixture body, 32, 33 ... Mounting hole, 35 ... Terminal block, 51 ... Reflector plate, 59 ... Lamp socket, 60 ... Fluorescent lamp, 71
... Connecting means, 82 ... First through hole, 82 ... Second through hole, 91 ...
2nd reflective lid, 92 ... 2nd reflective lid, 124 ... Ceiling-mounted lighting fixture, 122 ... Wood screw (fixture), 131 ... Fixture main body, 171 ... Screw (connecting means).

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁵ Identification code Office reference number FI technical display location F21V 17/00 360 N 21/10 D 2113-3K

Claims (1)

[Claims] 1. A fixture main body having a plurality of mounting holes, the fixture main body being mounted on a ceiling by a fixture passing through the holes, a terminal block fixed to the fixture main body, and the fixture main body being covered from below. A reflector plate provided with lamp sockets for supporting the straight tube fluorescent lamp at both ends in the longitudinal direction, respectively, a connecting means for connecting the reflector plate and the instrument body, and one of the mounting holes and A first through hole provided in the reflection plate facing each of the terminal blocks, a second through hole provided in the reflection plate facing the other mounting holes, and A lighting fixture comprising: first and second reflecting lids attached to the reflecting plate by separately closing the through holes.