JP2649110B2 - lighting equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a luminaire in which a plurality of discharge lamps are connected in a longitudinal direction and the ends of the discharge lamps can be overlapped.

[0002]

2. Description of the Related Art A lighting apparatus of this kind is used for indirect lighting. For example, as shown in FIG. 4, a lamp socket 2 is mounted on an upper surface of one end of an appliance body 1 having a lighting device such as a ballast, and a holder 3 is provided on an upper surface of the other end. 5 is connected to the lamp socket 2 and the arc tube part 6 is fitted to the holder 3.

Further, the upper surface of the appliance body 1 is inclined such that the other end is directed upward, the height of the other end is increased, and the upper end is inclined so that the tip of the arc tube portion 6 of the discharge lamp 4 is raised. Have been placed.

[0004] Then, as shown in FIG.
The ends of the discharge lamps 4 of the discharge lamp 4 adjacent to the base 5 of the discharge lamp 4 overlap with each other by overlapping the ends of the discharge lamp 4 in the longitudinal direction. The connection portion 1 is prevented from becoming dark, and the illuminance in the connection direction is made uniform.

[0005]

By the way, the instrument body 1
The light of the discharge lamp 4 is reflected on the upper surface of the device, and the reflected light from the appliance body 1 is added to the direct light of the discharge lamp 4, thereby increasing the illuminance.

However, in the lamp socket 2, the reflected light from the appliance body 1 is small. Therefore, the illuminance of the lamp socket 2 is slightly low, and the illuminance in the connecting direction is not sufficiently uniform.

The present invention has been made in view of such a point, and considers a change in illuminance due to the reflected light from the main body of the fixture, and prevents the illuminance from being reduced due to insufficient reflected light at the lamp socket. For example, multiple instrument bodies
It is an object to provide a luminaire that can illuminance of the connecting direction more uniform even when disposed in succession in the longitudinal direction of the light the lamp.

[0008]

SUMMARY OF THE INVENTION The present invention provides an instrument body,
One end of the fluorescent lamp is connected to one end of the fixture body.
Then connect the fluorescent lamp to the top of the fixture body at one end.
Ramp socket placed in an inclined state that rises from the side to the other end
And a first unit formed substantially horizontally on the upper surface of the appliance body.
A reflection surface and one end of the first reflection surface are paired with the first reflection surface.
It is formed on to inclined, fireflies in the direction of the lamp socket
Is <br/> those and a second reflecting surface for reflecting light of the light the lamp.

[0009]

According to the present invention, for example, the other end of the discharge lamp of the other appliance body is overlapped above or to the side of the lamp socket of the adjacent one appliance body by arranging the appliance bodies continuously. I do. Therefore, when the discharge lamp is turned on, it is possible to prevent darkening at the connecting portion of the appliance and to make the illuminance in the connecting direction uniform.

[0010] Further, the light of the discharge lamp is reflected by the first reflecting surface and the second reflecting surface of the appliance body. At this time, the reflected light from the second reflecting surface paddle toward the direction of the lamp socket, the run
The illuminance on the socket side is improved. Therefore, multiple appliances
When arranging the main body continuously in the longitudinal direction of the fluorescent lamp,
Reflected light from the second reflecting surface is directed to ten minutes in the instrument coupling direction, to prevent the decrease in illuminance by reflected light deficiency in the instrument coupling section, a more uniform illumination of the coupling direction.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS.

In the figure, reference numeral 11 denotes an instrument main body,
2. A pair of side plate portions 13 and a pair of end face plate portions 14 are formed into a box frame shape having an open lower surface, and from each end face plate portion 14, a mounting plate portion 15 is formed so as to protrude in both end directions. Instrument body 11
A bottom plate (not shown) is fitted and fixed to the inside of the lower surface.

At one end of the upper plate 12, a tongue piece 12a is formed which is separated from the side plate 13 and the end plate 14.
The tongue piece 12a is inclined downward so that its tip enters the instrument body 11. At the other end of the top plate 12, a side plate
A tongue piece 12b is formed separately from the tongue 13 and the end face plate portion 14, and the tip of the tongue piece 12b is inclined downward.

In addition, the side plate portion is adjusted according to the inclination of the tongue piece 12a.
A notch 13 is formed, and a side plate 13 and an end plate 14 are cut out in accordance with the inclination of the tongue piece 12b.

The central area of the upper plate 12 is formed as a substantially horizontal first reflecting surface 16, the tongue 12a is formed as a second reflecting surface 17, and the tongue 12b is formed as a third reflecting surface 18. ing. In addition, the second reflection surface 17 is formed in a range of 〜 to の of the longitudinal direction of the instrument body 11.

Further, a concave portion 19 which opens upward is formed on the upper surface of one end of the instrument body 11, and a plurality of slit-shaped heat radiating holes 20 are formed in the central region of the both side plate portions 13.

A discharge lamp 21 is a one-sided die. The discharge lamp 21 has a base 22 at one end and an arc tube 23 projecting from the base 22 in a substantially U-shape.

In the recess 19 of the appliance body 11, a discharge lamp is provided.
A lamp socket 31 for electrically and mechanically connecting the bases 22 of the lamp 21 is disposed in a buried state. The lamp socket 31 is supported by a socket fitting (not shown) provided in the appliance main body 11 with the connecting portion 32 connecting the base 22 facing obliquely upward.

A discharge lamp is provided at the other end of the appliance body 11.
A holder 41 for detachably fitting and holding the arc tube portion 23 of the light emitting tube 21 is attached. The holder 41 is composed of a holder piece 42 for detachably fitting and holding the arc tube section 23 and a support piece 43 for attaching the holder piece 42 to the instrument body 11.

Note that a ballast, a terminal block, and the like are provided in the instrument body 11. Further, a glow socket is provided, and a glow lamp 51 is detachably connected to the glow socket through the end face plate portion 14.

Next, the operation of the present embodiment will be described.

The lighting apparatus of this embodiment is used for indirect lighting. In this indirect lighting, for example, a support frame having a substantially L-shaped cross section is protruded from a wall surface, and a plurality of support frames are provided on the support frame. The apparatus body 11 is arranged continuously, and the discharge lamp
The lighting of 21 illuminates the walls and ceiling to indirectly illuminate.

The discharge lamp 21 mounted on the appliance body 11 has the base 22 connected to the lamp socket 31 and is buried in the recess 19, and the arc tube 23 is fitted and held in the holder 41.
The distal end side of the arc tube part 23 is arranged in an inclined state in which it rises, and the distal end side of the arc tube part 23 protrudes from the end of the instrument body 11.

The plurality of instrument bodies 11 are, for example, as shown in FIG.
As shown in (1), the ends of the adjacent appliance bodies 11 are joined and arranged linearly and continuously.

Therefore, the tip of the arc tube portion 23 of the discharge lamp 21 of the other appliance body 11 overlaps the lamp socket 31 of the adjacent one appliance body 11. Therefore, when the discharge lamp 21 is turned on, it is possible to prevent the connection portion of the appliance main body 11 from being darkened and to make the illuminance in the connection direction uniform.

The light of the discharge lamp 21 is reflected on each of the reflecting surfaces 16, 17, and 18 of the apparatus main body 11. At this time, the second reflection surface
Since 17 is inclined in the direction of the lamp socket 31, the reflected light is directed in the fixture connecting direction, and the reflected light is directed in the fixture connected direction because the third reflecting surface 18 is inclined in the fixture connecting direction. Therefore, since the reflected light sufficiently travels to the device connecting portion, it is possible to prevent the illuminance from being reduced due to insufficient reflected light at the device connecting portion, and to make the illuminance in the connecting direction more uniform.

Further, since the lamp socket 31 is disposed in the recessed portion 19 of the appliance body 11 so as to be buried, the discharge lamp 21 in which the tip of the arc tube portion 23 is overlapped above the lamp socket 31 is different from the conventional one. The device can be arranged at a lower position, and the height of the device can be reduced. Therefore, the height dimension of the packaging box during distribution can be reduced,
Distribution costs can be reduced. Also, the instrument body 11
Construction and maintenance can be easily performed even when the height of the installation place is small.

The plurality of instrument bodies 11 can be connected not only in a straight line but also in a curved line in accordance with the corner of the wall.

Further, in the above-described embodiment, the lighting device of the discharge lamp of the single-die type has been described. However, the lighting device of the discharge lamp of the straight tube type may be applied. In this case, the lamp socket on one end side is disposed in the concave portion of the appliance main body, and the lamp socket on the other end side is supported so as to overlap the upper or side region of the lamp socket of the adjacent appliance main body.

[0030]

According to the present invention , substantially water is applied to the upper surface of the instrument body.
A flat first reflecting surface is formed, and the first reflecting surface
A second end formed at one end to be inclined with respect to the first reflection surface;
Forming a reflection surface, and the first reflection surface and the second reflection surface
In order to reflect the light of the fluorescent lamp, especially at the second reflecting surface
Reflected light to the lamp socket located at one end of the fixture body
To increase the illuminance on the lamp socket side.
it can. Therefore, for example, a plurality of instrument bodies are
When continuously arranged in the longitudinal direction of the loop, from the second reflective surface
Facing enough reflected light in the instrument coupling direction, it can be prevented from lowering the illuminance by reflected light deficiency in the instrument connection portion,
As possible out of the illuminance of the connecting direction more uniform.

[Brief description of the drawings]

FIG. 1 is a perspective view of a connected state showing one embodiment of a lighting fixture of the present invention.

FIG. 2 is a perspective view of the lamp in a detached state.

FIG. 3 is a side view.

FIG. 4 is a perspective view of a conventional lighting fixture in a connected state.

[Explanation of symbols]

 11 Instrument body 16 First reflective surface 17 Second reflective surface 21 Discharge lamp 31 Lamp socket

Claims (1)

(57) [Claims] 1. An apparatus main body and one end of a fluorescent lamp provided at one end of the apparatus main body and connected to one end of the apparatus main body.
Then connect the fluorescent lamp to the top of the fixture body at one end.
Ramp socket placed in an inclined state that rises from the side to the other end
And a first reflecting surface formed substantially horizontally on the upper surface of the instrument body
And one end of the first reflecting surface is inclined with respect to the first reflecting surface.
Luminaire formed, characterized in that it comprises a second reflecting surface for reflecting <br/> light of a fluorescent lamp in the direction of the lamp socket.