JPH0724730Y2 - lighting equipment - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a lighting fixture, and more particularly to a lighting fixture in which the whole or a part of the lighting fixture is separated from the main body of the lighting fixture to reduce the size of the package. .

[Background technology]

Conventionally, in a luminaire such as a chandelier using a plurality of round fluorescent lamps, the luminaire main body 1 and the luminaire 2 can be separated as shown in FIGS. 4 and 5 to reduce the size of the package. It is known that the device is designed for convenient transportation such as transportation.

In FIG. 4, the luminaire main body 1 is provided with a plurality of arms 3 projecting therefrom, and the lamps 2 are detachably attached to the ends of the arms 3 by means of lamp mounting screws 4. When the lamp 3 is removed from the tip of the arm 3, the arm 3 is rotated around the base end side so that the tip is located above, so that the size at the time of packaging can be further reduced. In this lighting fixture, the lamp 2 has a ballast 5
And a glow starter socket (not shown) and a round fluorescent lamp socket (not shown) are arranged, and the lighting fixture body 1 is provided with a hook ceiling 6, a switch 7 and a miniature ball socket 8, and an arm 3 The luminaire main body 1 is provided by the connector 9a provided near the tip of the lamp and the connector 9b provided in the lamp 2.
And the lamp 2 are electrically connected to each other, and a support spring is provided in the lamp 2.
The round fluorescent lamp 11 mounted at 10 can be turned on.

However, in this luminaire, since the lighting electric parts are separately arranged in both the luminaire main body 1 and the luminaire 2, the connectors 9a and 9b are necessarily required to connect the both.
There is a problem that the structure such as wiring connection becomes complicated and a large number of assembling steps are required.

On the other hand, in the one shown in FIG. 5, the luminaire main body 1 houses therein a ballast 5, a switch 7, and a miniature ball socket 8 corresponding to each lamp 2, and the lamp 2 is supported by a support spring 10 therein. Round fluorescent lamp 11 mounted in a round fluorescent lamp socket (not shown) 11
A glow starter socket 12 is provided, and a plurality of lamps 2 are detachably attached to the periphery of the luminaire main body 1 by means of lamp mounting screws 4, respectively, and the luminaire main body 1 and the lamp 2 are connected by connectors 9a and 9b. The round fluorescent lamp 11 can be turned on by connecting the lighting electric parts.

However, in this luminaire, the ballast 5 of the plurality of lamps 2
However, since heat is generated from the ballast 5, there is a need to take measures such as enlarging the luminaire main body 1 and providing a heat dissipation hole. However, in terms of the design of the luminaire. May occur, or there may be a problem that dust or insects may enter from the heat dissipation hole.

[Purpose of device]

The present invention has been made in view of the above background, and it is an object of the present invention to reduce the size of a package, facilitate temperature control of a lighting fixture, and facilitate construction.

[Disclosure of device]

In the lighting fixture according to the present invention, the lighting body having the lighting electrical components mounted on the lower surface is rotatably mounted on the lower surface of the lighting fixture body.
When packed, the lamp body overlaps with the luminaire body, and when used, the lamp body projects outward from the luminaire body.
In use, the locking claw of the shade that is fitted and locked in the engaging hole of the lamp body and projected on the upper surface of the lamp body is brought into contact with the lighting device body to prevent the lamp from rotating, and the packaging is downsized, The assembling property of the lamp is improved, and the heat dissipation of the lamp is improved.

〔Example〕

 An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 and FIG. 2 show an embodiment of the present invention, in which the luminaire main body 1 is attached to the ceiling in the form of a container in which a rectangular box having a bottom opening is covered with a lid, and is attached to the lower end of the exterior. It has a collar 13 and accommodates a switch 7 and a miniature ball socket 8 therein, and is connected to a power source by a hooking ceiling 6. The lamp 2 includes a substantially dish-shaped lamp body 14 to which a ballast 5 and a glow starter socket 12 are attached, and an upper shade 15 that engages with the lamp body 14.
And a translucent lower shade attached to the lower surface of the upper shade 15.
Includes 16 and. Through holes 17 having the same diameter are formed in the vicinity of each corner of the outer collar 13 of the lighting fixture body 1 and in the vicinity of one end of the lamp body 15, and a hollow cylinder 18 is formed in the through hole 17. The luminaire main body 1 and the lamp main body 14 are rotatably attached to each other by being inserted and caulked. Lamp body
A plurality of engaging holes are provided at positions that do not overlap with the luminaire main body 1 of 14.
The upper shade 15 is attached to the lamp body 14 by inserting the locking claw 20 that is formed in the upper shade 15 upward. At this time, in the lamp position when the luminaire is used, two engaging holes 19 of the engaging holes 19 of the lamp body are formed at positions adjacent to the outer surface of the lamp body 14, and the engaging holes of the lamp body 14 are formed. The tip of the locking claw 20 of the upper shade 15 that is fitted and locked in 19 projects to the upper surface of the lamp body and contacts the outer surface of the luminaire body 1 so that the lamp body 14 does not rotate. A round fluorescent lamp 11 supported by a support spring 10 is attached to the lower surface of the upper shade 15, and the round fluorescent lamp 11 has a fluorescent socket.
21 is connected. Two of the four lead wires of the fluorescent lamp socket 21 are connected to the glow star socket 12 attached to the lamp body 14, the other two are one of them directly, and the other one is the lamp body 14 After being connected to the ballast 5 attached to the lamp, it is inserted into the central hole of the tubular body 18 and is connected to the power source through the switch 7 in the lighting equipment main body 1.
Then, a shade mounting screw 23 is projected from a mounting base 22 that is mounted on the lamp body 14 across the ballast 5, and the shade mounting screw protruding from a mounting screw insertion hole 24 in the center of the lower shade 16
A lower shade 16 is attached by screwing a shade mounting nut 25 onto 23.

In this luminaire, the upper shade 15 and the lower shade 16 are removed from the lamp body 14 and the lamp body 14 is rotated and housed so as to overlap with the luminaire body 1, so that the size of the package can be reduced. By fitting the locking claw 20 of the shade into the engaging hole 19 of the lamp body 14, the rotation of the lamp 2 when using the lighting fixture can be prevented by a simple construction, and further, when the lighting fixture is used, it is generated by the ballast 5 or the like. The heat is dissipated to the surroundings from the back surface of the lamp body 14 or the like for each lamp, and it is easy to take measures against temperature.

In this example, the upper 15 and lower 16
Although the sade is configured as a dividable item by and, it is needless to say that the sade may be configured as an integral unit. Further, it is needless to say that the outer shape of the lighting fixture body 1, the number of lights, and the like are not limited to the present embodiment, and various types can be changed.

In another embodiment shown in FIG. 3, the locking claw 20 of the upper shade 15 is fitted and locked in the engaging hole 18 of the lamp body 14, and its tip is fitted in the recess 26 formed in the lower surface of the lighting fixture body 1. In addition, the lamp is prevented from rotating during use.

[Effect of device]

As described above, in the luminaire according to the present invention, the lamp body having the lighting electrical components mounted on the lower surface is rotatably mounted on the lower surface of the luminaire body, and the lamp body overlaps the luminaire body during packaging and the lamp body illuminates when used. The projection of the shade protrudes to the outside of the lamp body, and when in use, the locking claw of the shade that is fitted and locked in the engagement hole of the lamp body and protruded on the upper surface of the lamp body is brought into contact with the lamp body to rotate the lamp. The movement of the lamp is prevented, the packaging is downsized, the assemblability of the lamp is improved, and the heat dissipation of the lamp is improved.

[Brief description of drawings]

1 and 2 show an embodiment of the present invention. FIG. 1 is a sectional view of an essential part, and FIG. 2 is a perspective view of the essential part with an upper shade cut away. FIG. 3 is a sectional view showing the main part of a different embodiment of the present invention. FIG. 4 and FIG. 5 are cross-sectional views of essential parts showing different conventional examples for the present invention. DESCRIPTION OF SYMBOLS 1 ... Lighting fixture main body, 2 ... Lighting fixture, 5 ... Stabilizer, 6 ... Hook ceiling, 7 ... Switch, 8 ... Bean ball socket, 10 ... Support spring, 11 ... Round fluorescent lamp, 12 ... Glow starter socket,
14 ... Lamp body, 15 ... Upper shade, 16 ... Lower shade, 17 ... Through hole, 18 ... Cylindrical body, 19 ... Engagement hole, 20 ... Locking claw, 21 ... Fluorescent lamp socket.

Claims (1)

[Scope of utility model registration request] 1. A lamp body having a lighting electrical component mounted on the lower surface is rotatably mounted on the lower surface of the luminaire body, and the lamp body overlaps with the luminaire body during packaging, and the lamp body projects outwardly of the luminaire body during use. The lighting fixture, which is in use, prevents rotation of the lamp by engaging the engaging hole of the lamp body with the locking claw of the shade protruding from the upper surface of the lamp body to abut against the body of the lamp. Lighting equipment characterized by.