JPH0945125A - Luminaire - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate the installation work of a connection type luminaire. SOLUTION: The first lamp socket 25 is fitted on one end side of the luminaire main body 11 of a linear luminaire 4 via a lamp socket fitting metal 22. The second lamp socket 35 facing the first lamp socket 25 is fitted to a socket fitting part 33 of a socket base 31. The socket fitting part 33 is protruded from the other end side of the luminaire main body 11. A lamp socket insertion hole 41 inserted with the first lamp socket 25 and capable of positioning the second lamp socket 35 is formed on the socket base 31. The first lamp socket 25 is directly connected to a ballast 21 by lead wires 26, and no connector is required.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connecting type lighting fixture which is used by connecting a plurality of fixture bodies.

[0002]

2. Description of the Related Art Conventionally, a connecting type lighting fixture is used which is used by connecting a plurality of fixture bodies. Then, in such a connected type lighting fixture, a straight tube type fluorescent lamp is attached so as to straddle the connecting portion between the main bodies of the fluorescent lamp so that a dark portion is not formed in the connecting portion between the main bodies. A configuration is known in which the two are adjacent.

In order to hold the fluorescent lamp beyond the connecting portion between the appliance bodies, for example, there is known a structure in which socket bases having opposite lamp sockets attached to both ends are used. In this configuration, after connecting multiple fixture bodies to the ceiling surface and attaching them, a socket base is attached to each fixture body so as to straddle the connection part of these fixture bodies, and further, a lamp socket attached to each socket base. The electrical connectors are connected to the connectors that are respectively led out from the ballast, and are connected to the connectors that are led out from the ballast attached to the instrument body.

However, in the structure using the socket bases having the opposed lamp sockets attached to both ends in this way, each lamp socket attached to the socket bases is provided with a ballast or the like at the installation site of the lighting fixture. Therefore, there is a problem in that complicated work such as wiring work and wiring work is required.

Further, there is known a structure in which lamp sockets are fixed to respective instrument main bodies which are connected to each other, and the lamp sockets face each other in a state where the instrument main bodies are connected and attached. In this configuration, the fluorescent lamp is attached between the lamp sockets so that the fluorescent lamp is held so as to straddle the connecting portion of the instrument body.

[0006] However, in such a construction in which the lamp sockets are provided to face each other in the adjacent fixture bodies, the fixture bodies are accurately aligned and mounted at the installation site of the lighting fixture, and the intervals between the lamp sockets are set. There is a problem that the setting work needs to be done accurately and the installation work becomes complicated.

[0007]

As described above, in the structure using the socket bases having the opposite lamp sockets attached to both ends, the lamp sockets attached to the socket bases are connected to each other at the installation site of the lighting fixture. It is necessary to connect the ballast to the ballast by using such a method, and there is a problem that complicated work such as wiring work and wiring work is required. In a configuration in which lamp sockets are provided facing each other on adjacent fixture bodies, at the installation site of the lighting fixture, each fixture body is accurately aligned and attached,
It is necessary to accurately set the distance between the lamp sockets,
There is a problem that the installation work becomes complicated.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a connection type lighting fixture which can be easily installed.

[0009]

A lighting fixture of the present invention comprises a fixture main body that can be connected, a lighting device attached to the main fixture, and a first lighting device attached to one end of the main body.
Lamp socket, a socket base that is attached to the fixture body and has a socket attachment portion that projects from the other end of the fixture body, and a second lamp socket that is attached to the socket attachment portion of the socket base. It was done. Further, in this configuration, at the installation site, the fixture bodies are connected to each other, the socket base is attached to the fixture main body, and the second lamp socket attached to the socket base is electrically connected to the lighting device. Connected and installed. Further, since the socket mounting portion of the socket base projects from the other end of the fixture body, the lamp mounted between the second lamp socket attached to this socket mounting portion and the first lamp socket is The main body extends over the connecting portion between the main bodies, and the brightness between the lighting fixtures in the connecting direction is made uniform. Further, since the first lamp socket is attached to the main body of the fixture, it can be electrically connected to the lighting device in advance, and wiring work at the installation site can be reduced. Further, since the second lamp socket is attached to the fixture body to which the first lamp socket is attached via the socket base, the positional relationship between the first lamp socket and the second lamp socket can be easily and accurately set. Is set.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of a lighting equipment of the present invention will be described below with reference to the drawings.

In FIG. 10 and FIG. 11, reference numeral 1 denotes a lighting device, which is installed, for example, in the ceiling of a conference room. It is configured in a shape. In addition, these lighting fixtures 2 are composed of two straight lighting fixtures 4 as lighting fixtures, four left lighting fixtures 5, four right lighting fixtures 6, and four corner lighting fixtures 7. ing.

As shown in FIGS. 1 to 4, the linear lighting fixture 4 has a fixture body 11, and the fixture body 11
By bending the metal plate, the bottom plate 12 and the pair of side plates 14
Are formed, and both ends are opened to have a substantially U-shaped cross section, which is fixed to a bolt or the like planted in the back of the ceiling. Further, a connecting plate portion 15 is formed at both ends of the instrument body 11 along the opening portion, and a plurality of connecting holes 15a are formed in the connecting plate portion 15. Further, a flange portion 14a having a substantially L-shaped cross section is provided at the lower end portion of the side plate portion 14.
And a reinforcing plate 18 is fixed to the lower surface of the bottom plate portion 12.

On the lower surface of the bottom plate 12 of the fixture body 11, a ballast 21 having an inverter device as a lighting device and a terminal block 21a are attached.

Further, on the lower surface of the bottom plate portion 12 of the apparatus main body 11, there are lamp socket mounting brackets (one of which is located at one end portion in the longitudinal direction and the other end portion in the longitudinal direction). (Fixed socket base) 22 is fixed, the other end of the longitudinal direction is located on the other side, and the other end of the longitudinal direction is located on one side, the socket base mounting bracket 24 is fixed, The mounting brackets 22 and 24 are arranged to face each other in the longitudinal direction of the instrument body 11. Also, these mounting brackets 22, 24 are
Reflector mounting seats 22a and 24a are formed respectively, and screw holes are formed in these reflector mounting seats 22a and 24a. A rectangular opening 22c is formed in each of the lamp socket fittings 22, and ridges are formed on a part of both sides of the opening 22c. Then, the first lamp socket 25 is attached to each lamp socket attachment fitting 22 in a state of being inserted from the opening 22c and engaged with the protrusion. Each of the first lamp sockets 25 is electrically connected directly to the ballast 21 by a lead wire 26.

Then, on the inner surface of each side plate portion 14 of the instrument main body 11, a V-spring receiving metal fitting 28 is attached near both ends.

Further, 31 is a pair of socket bases on both sides, and each socket base 31 is formed of a metal plate in a substantially elongated rectangular shape in a plane and in a substantially U-shaped cross section. The length dimension of each socket base 31 is substantially equal to the length dimension of the fixture body 11 of the linear lighting fixture 4, and a socket attachment portion 33 is formed at one end in the longitudinal direction. Then, in the socket mounting portion 33, like the lamp socket mounting bracket 22,
A rectangular opening 33c is formed, and ridges are formed on both sides of the opening. Then, the second lamp socket 35 is attached to the socket attachment portion 33 of each socket base 31 in a state of being inserted from the opening portion 33c and engaged with the ridge portion. And this second
A lead wire 36 is connected to the lamp socket 35 of, and a connector 37 provided on the lead wire 36 is connected to a connector 39 of a lead wire 38 connected to the ballast 21 to electrically connect to the ballast 21. It is connected to the. Further, the lead wire 36 is guided along the back surface side of each socket base 31 to a substantially central portion of the socket base 31, and is guided by a cord retainer attached to the back surface side of the socket base 31.

Further, a rectangular lamp socket through hole 41 as a positioning portion is formed at the other end of each socket base 31, and is attached to each lamp socket mounting bracket 22 in this lamp socket through hole 41. Further, the first lamp socket 25 is inserted and the socket base 31 is positioned. Each socket base 31 has a through hole for the lamp socket.
In a state where the first lamp socket 25 is inserted through 41 and positioned, the two lamps 43 are attached to the fixture body 11 side. These screws 43 are screwed into the screw holes 22e, 24e formed in the lamp socket mounting bracket 22 and the socket base mounting bracket 24 through the through holes 44 formed in the socket base 31. Note that these screws 43
The head can be rotated by either a jig such as a screwdriver or a hand, and each screw 43 is combined with a washer 46.

Then, each socket base 31 supports the second lamp socket 35 attached to the socket attachment portion 33 in a state of being attached to the fixture body 11 so as to project from the fixture body 11 in the longitudinal direction, The second lamp sockets 35 face the first lamp sockets 25 at predetermined intervals.

Further, 51 is a reflecting plate, and the reflecting plate 51 is a reflecting surface whose lower surface is painted in white or the like, and is formed in a substantially rectangular plane shape by bending a metal plate. Then, through holes 52 are formed in the vicinity of the four corners of the reflecting plate 51, and with the upper surfaces abutting the reflecting plate mounting seats 22a and 24a, the decorative screws 54 inserted through the through holes 52 are respectively reflected. Mounting seat 22a, 24a
It is attached to the inside of the instrument main body 11 by being screwed into the screw hole formed in. The heads of these decorative screws 54 are, for example, white, and can be rotated by hand. Further, the reflector 51 is located on one side of the one end and the other side of the other end, and a lamp socket insertion portion 55 is formed on each of the reflectors 51. The first lamp socket 25 is adapted to be inserted through these lamp socket insertion portions 55 and project to the lower surface of the reflection plate 51. Also, the lamp socket insertion portion 55 is
In addition to the lamp socket 25 of the
The lamp socket 35 is formed in such a size that it can be inserted therethrough.

Then, these first lamp sockets 25
And the second lamp socket 35 supported by the socket base 31.
A straight tube type fluorescent lamp L is mounted between and the reflection plate 51.
Two rows of fluorescent lamps L are arranged to face the lower surface, that is, the reflecting surface.

Reference numeral 61 denotes a cover, which is a frame body 62 having a rectangular frame shape in plan view and a transparent plate supported by the frame body 62.
It is configured by combining 63 and. And this frame
62 is fitted to the flange portion 14a of the instrument main body 11, and the frame body
The four V springs 65 attached to 62 via metal fittings 28a are respectively engaged with the receiving metal fittings 28 of the instrument main body 11, and are detachably attached to the instrument main body 11 using a latch mechanism (not shown). Further, the translucent plate 63 is formed of a synthetic resin into a milky white rectangular plate shape and diffuses the light emitted from the fluorescent lamp L. Also, the frame body
A light shielding molding 67 is attached to the outer peripheral portion of 62.

Further, as shown in FIG. 5, the four left lighting fixtures 5 and the four right lighting fixtures 6 are formed in the same manner as the straight lighting fixture 4, respectively. In the right lighting fixture 6, the fixture main body 11 is formed shorter than the socket base 31 and the fluorescent lamp L, the socket mounting portion 33 of the socket base 31 is largely projected from the fixture main body 11, and the first lamp. Only one of the lamp socket mounting brackets 22 to which the sockets 25 are mounted is mounted, and a socket base mounting bracket 24 is mounted in place of the other lamp socket mounting bracket 22.

Further, in the left lighting fixture 5, as shown in FIG. 10, one socket base 31 is mounted in a direction inclined with respect to the longitudinal direction of the main body 11 of the fixture. , Through holes for lamp sockets at both ends
41 is formed.

Further, as shown in FIGS. 6 to 9, the corner lighting fixture 7 is substantially L-shaped in plan view, and is provided with a fixture body 11, a reflector 51, and a cover 61, and each has a first portion.
The three lamp socket mounting brackets 22 to which the lamp sockets 25 are mounted and the three socket base mounting brackets 24 are mounted. The lamp socket insertion portion 55 of the reflection plate 51 of the corner lighting fixture 7 is formed in a shape in which one lamp socket 25, 35 is inserted.

Next, the installation work of the lighting device 1 of the present embodiment will be described focusing on the linear lighting fixture 4.

First, the fixture main bodies 11 of the respective lighting fixtures 2 are attached to the ceiling while being connected to each other, assembled into a substantially square shape, and then,
A socket base 31 is attached to each lighting fixture 2. That is,
In the lamp socket through hole 41 of the socket base 31,
The first lamp socket 25 fixed to the lamp socket is inserted, and the socket base 31 is brought into contact with the lamp socket mounting bracket 22 to be positioned, and the socket mounting portion 33 of the socket base 31 is attached.
The side portion is brought into contact with the socket base mounting bracket 24, and is fixed by the screw 43. In this state, each first lamp socket 25
On the other hand, the second lamp sockets 35 are accurately positioned, and the first lamp sockets 25 and the second lamp sockets 35 are fixed in a state where the distance between them is accurately set.

Next, the connector 37 of the lead wire 36 connected to the second lamp socket 35 is connected to the connector 39 of the lead wire 38 connected to the ballast 21, and the second lamp socket 35 is connected to the ballast. Electrically connect to 21. The first lamp socket 25 and the ballast 21 are directly connected to each other by the lead wire 26 without using a connector or the like before the fixture body 11 is installed on the ceiling.

Thereafter, the reflector 51 is attached to each instrument body 11 by using the decorative screw 54. Then, in this state, except for the corner lighting fixture 7 and the like, the lamp socket insertion portion 55 of the reflector 51 has the first lamp socket 25 attached to the fixture body 11 and the socket base of the adjacent lighting fixture 2. The second lamp socket 35 attached to 31 is inserted back to back.

Then, the first lamp socket 25 protruding downward through the lamp socket insertion portion 55 of the reflecting plate 51.
The fluorescent lamp L is mounted between the second lamp socket 35 and the second lamp socket 35. In this state, the fluorescent lamps L are arranged in two rows along the connecting direction of the luminaire 2, and the fluorescent lamps L in each row are displaced from each other in the longitudinal direction, with the connecting portion of the main body 11 of the luminaire. It is placed across the
The connecting portion of the lighting fixture 2 is prevented from becoming dark.

Lighting equipment 2 other than the straight lighting equipment 4
The lamps 25 and 35 are mounted in the same manner and the positional relationship between the lamp sockets 25 and 35 facing each other is set accurately by the socket base 31.

Then, the cover 61 is attached to each fixture body 11 by using the V spring 65 and the latch mechanism, and the assembling of the illuminating device 1 is completed.

As described above, according to the present embodiment, at the installation site, the tool bodies 11 are arranged so as to be connected to each other, the socket base 31 is attached to the tool body 11, and the socket base 31 is attached. The second lamp socket 35 can be installed electrically connected to the ballast 21.

Then, the socket mounting portion 33 of the socket base 31
Is attached in a state of protruding from the end of the appliance body 11, so that the fluorescent lamp L attached between the second lamp socket 35 attached to the socket attaching portion 33 and the first lamp socket 25 is It becomes a state of straddling the connecting portion of the appliance main bodies 11 and making the brightness between the lighting appliances 2 in the connecting direction uniform, and it is possible to suppress the formation of a dark portion on the translucent plate 63 or the like.

Further, the first lamp socket 25, which is one of the paired lamp sockets 25 and 35, is
Since it is attached in advance, the first lamp socket 25 can be directly connected by the lead wire 26 as in the conventional case without using a relay terminal such as a connector. Therefore, compared to a configuration in which lamp sockets opposite to each other are attached to both ends of the socket base, installation work can be facilitated by simplifying work connection work and wiring routing at the installation site, and the number of parts can be reduced. Manufacturing costs can be reduced by reducing the cost.

The second lamp socket 35 is attached to the fixture body 11 to which the first lamp socket 25 is attached via the socket base 31, and the lamp socket through-hole of the socket base 31 that serves as a positioning portion. By inserting the first lamp socket 25 into the 41, the second lamp socket 35 can be accurately positioned with respect to the first lamp socket 25. Therefore, irrespective of the mounting positions of the respective lighting fixtures 2 on the ceiling of the fixture main bodies 11, the first lamp socket 25 and the second lamp can be used even in a state where a gap or the like is generated between the fixture main bodies 11. The fluorescent lamp L can be mounted by fixing the space between the socket 35 and the socket 35 while the distance between the socket 35 and the socket is accurately set, and the installation work can be facilitated.

In the above embodiment, in the linear lighting fixture 4, the length of the fixture main body 11 and the length of the socket base 31, that is, the fluorescent lamp L are made substantially equal. The length dimension of the instrument body 11 can be shortened.

The corner lighting fixture 7 is a so-called rectangular shape having a substantially L shape in a plane, but, for example, like the corner lighting fixture 7 shown in FIG. 12, a round shape having a substantially arc shape in a plane. Can also be

The lamp socket through hole 41 of the socket base 31 can be formed as a notch formed by cutting out the end of the socket base 31, or a combination of the through hole and the notch. it can.

[0039]

According to the lighting fixture of the present invention, at the installation site, the main bodies of the fixtures are connected to each other, the socket base is attached to the main body of the fixture, and the second lamp is attached to the socket base. The socket can be installed by electrically connecting to the lighting device. Since the socket mounting portion of the socket base projects from the other end of the fixture body, the lamp mounted between the second lamp socket attached to this socket mounting portion and the first lamp socket is Since the main body is connected to the connecting portion, the brightness between the lighting fixtures in the connecting direction can be made uniform. Further, since the first lamp socket is attached to the main body of the fixture, it can be electrically connected to the lighting device in advance, which reduces wiring work at the installation site and facilitates installation work. be able to. Also, the second
The lamp socket of is attached to the main body of the fixture to which the first lamp socket is attached via the socket base, so that the positional relationship between the first lamp socket and the second lamp socket can be easily and accurately set and installed. Work can be facilitated.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing an embodiment of a lighting fixture of the present invention.

FIG. 2 is a plan view of the same straight lighting fixture.

FIG. 3 is an end view in which a part of the linear lighting fixture is cut away.

FIG. 4 is a cross-sectional view of a portion where the linear lighting fixture and another lighting fixture are connected together.

FIG. 5 is a plan view of the above left lighting fixture.

FIG. 6 is an exploded perspective view of the lighting device for the same corner.

FIG. 7 is a plan view of the same corner lighting device.

FIG. 8 is a view of the above-mentioned corner lighting fixture as viewed in the direction of arrow A in FIG. 7.

FIG. 9 is a view from the direction of arrow B in FIG.

FIG. 10 is a plan view of the above illumination device.

FIG. 11 is a perspective view of a part of the above illumination device.

FIG. 12 is a partial perspective view showing another embodiment of the lighting device of the present invention.

[Explanation of symbols]

 2 Lighting fixtures 4 Straight lighting fixtures as lighting fixtures 11 Fixture body 21 Ballast as lighting device 25 First lamp socket 31 Socket stand 33 Socket mounting part 35 Second lamp socket

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Kikuo Kakuda 1-14-10 Kanda, Chiyoda-ku, Tokyo Inside the Tec head office office

Claims (1)

[Claims] 1. A connectable instrument body, a lighting device attached to the instrument body, a first lamp socket attached to one end of the instrument body, and a lighting device attached to the instrument body. A socket base provided with a socket mounting portion projecting from the other end, and a second socket mounted on the socket mounting portion of the socket base.
And a lamp socket.