JPH0579809U - lighting equipment - Google Patents

Abstract

(57) [Abstract] [Purpose] Prevent the light emitted from fluorescent lamps and incandescent lamps from leaking to each other's irradiation areas, do not create extra shadows on the ceiling surface or wall surfaces, and create shadows on the equipment itself to create a beautiful appearance. A lighting device that does not damage the lighting device is provided. [Structure] Fluorescent lamp 3 installed at the bottom of the instrument body 2
And the light-shielding member 15 is provided between the incandescent lamps 5 installed on the upper part of the fixture body 2 so that extra shadows do not occur in the respective illumination areas of the fluorescent lamp 3 and the incandescent lamp 5.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a lighting device capable of selectively switching lighting atmospheres by simultaneously or switching lighting a fluorescent lamp installed in the lower part of the device body and an incandescent lamp installed in the upper part of the device body.

[0002]

[Prior Art]

 Conventionally, fluorescent lamps and incandescent lamps have been installed in the main body of the fixture, and these can be switched on or off at the same time, and the difference in lighting effect between the two sources can be used separately to create a lighting atmosphere in the room with a single fixture. Lighting equipment that can be switched is used.

FIG. 6 is a cross-sectional view showing the structure of the above-described conventional lighting fixture. In this lighting fixture, a fluorescent lamp 31 is formed at a lower portion of a device main body 30 with a fixture 32 also serving as a socket and a leaf spring. It is installed by a mounting bracket 33. Further, an incandescent lamp 35 is installed on the upper part of the appliance body 30 by a fitting 36. The fluorescent lamp 31 illuminates the interior space side, and the incandescent lamp 35 illuminates the ceiling side.

An inverter block 37 serving as a power source for the fluorescent lamp 31 and the incandescent lamp 35 is built in the instrument body 30, and a pull switch 38 is provided. By pulling a wire 39, the fluorescent lamp 31 and The incandescent lamp 35 can be turned on at the same time or by switching. A shade 40 is provided around the fluorescent lamp 31 to homogenize the illumination light. The instrument body 30 itself is attached to the ceiling by a hooking ceiling (not shown) attached to the tip of the cord 41.

[0005]

[Problems to be solved by the device]

 In the above-described conventional lighting equipment, the indoor lighting can be changed by switching between direct lighting by the fluorescent lamp 31, indirect lighting by the incandescent lamp 35, or mixed lighting in the room lighting. However, when the fluorescent lamp 31 and the incandescent lamp 35 are individually turned on, the respective illumination lights leak from the originally intended illumination direction to another direction, and a shadow is projected on the ceiling surface or the wall surface. It will be.

For example, when the incandescent lamp 35 is turned on, the irradiation light from the incandescent lamp 35 is transmitted from the upper part of the shade 40 for the fluorescent lamp 31 into the shade 40, and the light leaks from the lower part of the shade 40 to the indoor space side. For this reason, the shadows of the device body 30, the fluorescent lamp socket fixture 32, and the fluorescent lamp 31 are projected on the inner surface of the shade 40, which causes a problem that the appearance of the lighting device is impaired. It was

[0007] Therefore, the object of the present invention is to prevent the irradiation light of the fluorescent lamp and the incandescent lamp from leaking to the mutual irradiation area, to prevent an unnecessary shadow on the ceiling surface or the wall surface, and to generate a shadow on the appliance itself. It is to provide a lighting device that does not spoil the appearance.

[0008]

[Means for Solving the Problems]

 In order to solve the above-mentioned problems, the lighting device of the present invention has a light-shielding member arranged between a fluorescent lamp installed in the front part of the device body and an incandescent lamp installed in the rear part of the device body.

[0009]

[Action]

 According to the configuration of the present invention, since the light shielding member is arranged between the fluorescent lamp installed in the front part of the instrument body and the incandescent lamp installed in the rear part of the instrument body, the light leaks to the mutual irradiation areas. Does not occur. Therefore, no extra shadow is generated in each illumination area. In addition, the leakage of light from the incandescent lamp installed on the upper part of the equipment body does not project the shadow of the fluorescent lamp or the like on the inner surface of the shade, so the appearance is not spoiled.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a partial cross-sectional view showing the structure of a lighting fixture 1 according to a first embodiment of the present invention. Like a conventional example, a fluorescent lamp 3 is attached to a lower portion of a fixture body 2 by a mounting bracket 4. In addition, an incandescent lamp 5 is installed above it. Inside the mounting base 7 for mounting the incandescent lamp 5 of the apparatus main body 2, an inverter block 8 serving as a power supply unit is provided, and a pull switch 9 is provided. By pulling the wire switch 10 from the pull switch 9, fluorescence is generated. The lamp 3 and the incandescent lamp 5 can be turned on at the same time or by switching.

A fluorescent lamp shade 12 is installed around the upper portion of the fluorescent lamp 3, and a lower surface groove 13 provided so as to cover the irradiation surface of the fluorescent lamp 3 is provided at an end of the fluorescent lamp shade 12. I am fit. Further, a light shielding member 15 and a semi-transparent shade 16 for an incandescent lamp are further fitted into a fitting portion between the fluorescent lamp shade 12 and the fixture base 7 of the fixture body 2. The assembled state of these members is shown in the exploded perspective view of FIG.

The light-shielding member 15 is arranged between the fluorescent lamp 3 and the incandescent lamp 5, and prevents the illumination light from leaking to the ceiling side and the indoor space side when the fluorescent lamp 3 and the incandescent lamp 5 are turned on. is doing. The semi-transparent shade 16 for the incandescent lamp is arranged so that the illumination light to the ceiling surface and the wall surface of the incandescent lamp 5 is uniform. Further, since the outer diameter of the light shielding member 15 is sized so as to cover the heat dissipation holes 18 formed in the fluorescent lamp shade 12, it is difficult for dust to enter the storage portion of the fluorescent lamp 3 from the outside. There is.

FIG. 3 is a partial cross-sectional view showing the configuration of the second embodiment, in which a fluorescent lamp 3 and an incandescent lamp 5 attached to the fixture body 2 are housed in a lower surface semi-transparent shade 19 covering the entire circumference. The exterior is designed so that the lamp is not exposed. Between the fluorescent lamp 3 and the incandescent lamp 5, a translucent diffusing member 20 is arranged around the incandescent lamp 5 as in the first embodiment, and a light shielding plate 21 made of wood is further arranged. As a result, when the incandescent lamp 5 is turned on, the inner surface of the lower semi-transparent shade 19 is illuminated with a uniform light through the diffusing member 20, and the ceiling surface is directly illuminated with light. Further, when the fluorescent lamp 3 is turned on, the light shielding plate 21 made of wood prevents light from leaking to the ceiling surface, and irradiates the inside of the lower semi-transparent shade 19 with a uniform light.

FIG. 4 is a partial cross-sectional view showing the configuration of the third embodiment, in which the fluorescent lamp 3 and the incandescent lamp 5 mounted on the instrument body 2 are mounted in the wooden shade 22 as in the second embodiment. It is stored so that the lamp is not exposed in appearance. A wooden light-shielding plate 23 is installed between the instrument body 2 and the wooden shade 22 to separate the fluorescent lamp 3 side and the incandescent lamp 5 side, and a semitransparent diffusion member 24 is arranged around the incandescent lamp 5. It As shown in the plan view of FIG. 5, the wooden shading plate 23 has elongated holes 25 formed in parallel with each side at the periphery of each side, and is made of wood by passing the light transmitted through the diffusion member 24. The inner surface of the shade 22 is illuminated with a uniform light without shadow. Further, the elongated hole 25 also serves as a heat dissipation hole in the shade 22, so that the heat dissipation effect can be exhibited at the same time.

When the incandescent lamp 5 on the upper surface of the appliance body 2 is turned on, the ceiling surface and the wall surface are illuminated, and the shade 22 on the lower surface is illuminated with a faint and uniform light. Further, when the fluorescent lamp 3 is turned on, the interior of the shade 22 is illuminated uniformly, and the wooden shading plate 23 reduces the light on the ceiling surface. Since each of the embodiments according to the present invention is configured as described above, the light blocking members 15, 21, are provided between the fluorescent lamp 3 installed in the lower part of the instrument body 2 and the incandescent lamp 5 installed in the upper part. Since 23 is provided, it is possible to irradiate independent lights without causing light leakage in the mutual illumination areas. For this reason, in each illumination area, uniform light is emitted with no extra shadows on the sky and wall surfaces. Moreover, since the shadow of the fluorescent lamp 3 or the like is not projected on the inner surfaces of the shades 13, 19 and 22 due to the leakage irradiation light from the incandescent lamp 5 installed on the upper part of the appliance body 2, the appearance is not spoiled.

[0016]

According to the luminaire of the present invention, since the light shielding member is arranged between the fluorescent lamp installed in the front part of the luminaire body and the incandescent lamp installed in the rear part of the luminaire body, the mutual protection is achieved. It is possible to prevent light from leaking in the irradiation area of and to prevent extra shadows in the respective illumination areas. Moreover, since the shadow of the fluorescent lamp or the like is not projected on the inner surface of the shade due to the leakage irradiation light from the incandescent lamp installed on the upper part of the appliance body, it is possible to prevent the appearance from being spoiled.

[Brief description of drawings]

FIG. 1 is a partial sectional view showing a configuration of a first embodiment of the present invention.

FIG. 2 is an exploded perspective view showing an assembled state of each part in the first embodiment.

FIG. 3 is a partial cross-sectional view showing the configuration of the second embodiment.

FIG. 4 is a partial cross-sectional view showing the structure of a third embodiment.

FIG. 5 is a plan view showing a configuration of a wooden shading plate according to a third embodiment.

FIG. 6 is a cross-sectional view showing a configuration of a conventional example.

[Explanation of symbols]

 1 Lighting fixture 2 Fixture body 3 Fluorescent lamp 5 Incandescent lamp 15 Light-shielding member 16 Semi-transparent shade for incandescent lamp

Claims (1)

[Scope of utility model registration request] 1. A lighting device capable of selectively switching lighting atmospheres by simultaneously or switching lighting a fluorescent lamp installed in the front part of the device main body and an incandescent lamp installed in the rear part of the device main body, A luminaire, wherein a light-shielding member is provided between the fluorescent lamp and the incandescent lamp.