CN204345456U - Lighting device - Google Patents

Abstract

The utility model provides an illuminating device which can fully exert the functions of the electrical equipment without restricting the functions of the installable electrical equipment. The lighting device (10) includes lighting equipment (20) and electric equipment (21). The lighting fixture (20) has: a fixture main body (24) supported by a ceiling junction box (12), a light source (30) arranged on the lower surface side of the fixture main body (24), and a And a light emitting surface (36) for emitting light from the light source (30), and an electrical equipment mounting portion (27) provided on the side of the light emitting surface (36). An electric device (21) is detachably attached to an electric device mounting portion (27) of a lighting fixture (20).

Description

lighting device

technical field

The embodiment of the utility model relates to a lighting device installed in a ceiling junction box.

Background technique

Conventionally, there is a lighting fixture attached to a ceiling junction box installed on a ceiling surface.

In addition, there is a lighting device in which a lighting fixture is installed together with an electric device having other functions (for example, a speaker).

For example, there is a lighting device in which a speaker unit is installed on a ceiling surface around a ceiling junction box, and a lighting fixture is attached to the ceiling junction box through a connector. Or there is also a lighting device in which a speaker unit is installed on the ceiling junction box and a lighting fixture is installed on the speaker unit.

In the lighting device described above, the electrical equipment is arranged between the ceiling and the lighting fixture. In addition, the electrical equipment is arranged at a position hidden by the lighting fixture when viewed from the ground side. Therefore, if the function of the electrical device is limited to, for example, a speaker, or the function of the electrical device is, for example, a speaker, the sound quality may be affected.

In this way, since the electrical equipment is arranged between the ceiling and the lighting fixture, the functions of the electrical equipment that can be placed are limited, or the functions of the electrical equipment cannot be fully exhibited.

Patent Document 1: Japanese Patent Application Laid-Open No. 11-225385.

Contents of the invention

The problem to be solved by the utility model is to provide an illuminating device which can fully exert the functions of the electrical equipment without restricting the functions of the installable electrical equipment.

A lighting device according to an embodiment includes lighting fixtures and electrical equipment. The lighting fixture has: a fixture main body supported by a ceiling junction box, a light source disposed on the lower surface side of the fixture main body, a light emitting surface provided on the lower surface side of the fixture main body and emitting light from the light source, and a light emitting surface disposed on the light emitting surface side. Electrical Equipment Installation Department. The electrical equipment is detachably attached to the electrical equipment mounting part of the lighting fixture.

According to the present invention, it can be expected that the functions of the electrical equipment that can be mounted are not limited, and the functions of the electrical equipment can be fully exhibited.

Description of drawings

FIG. 1 is a cross-sectional view showing a lighting device according to a first embodiment.

Fig. 2 is a cross-sectional view showing an exploded state of the lighting device.

Fig. 3 (a) ~ Fig. 3 (c) show the electrical equipment of above-mentioned lighting device, wherein, Fig. 3 (a) is the bottom view of the lighting device with speaker installed as electrical equipment, Fig. 3 (b) is installed as electrical equipment There is a bottom view of a spotlight, and Fig. 3(c) is a bottom view of an ion generator installed as an electrical device.

4 is a cross-sectional view showing an exploded state of a lighting device according to a second embodiment.

Fig. 5 is a cross-sectional view showing an exploded state of a lighting device according to a third embodiment.

Fig. 6 is a cross-sectional view showing a lighting device according to a fourth embodiment.

In the figure: 10-lighting device; 12-ceiling junction box; 13-connector; 20-lighting appliance; 21-electrical equipment; 24-apparatus main body; .

Detailed ways

Hereinafter, a first embodiment will be described with reference to FIGS. 1 to 3( c ).

As shown in FIGS. 1 and 2 , the lighting device 10 is attached to a ceiling junction box 12 provided on a ceiling surface 11 .

The lighting device 10 is attached to the ceiling junction box 12 using the connector 13 . The connector 13 has a cylindrical shape, and a plurality of claws 14 protrude from the side surface. A pair of terminals 15 protrude from the upper surface of the connector 13 , and the pair of terminals 15 are mechanically fixed and electrically connected to the ceiling junction box 12 by engagement. A connection portion 16 is formed on the lower surface of the connector 13 , and by inserting the same pair of terminals as the pair of terminals 15 into the connection portion 16 , the pair of terminals is mechanically fixed and electrically connected. Furthermore, a cord with a connector for power feeding is drawn out from the connector 13 and is electrically connected to the pair of terminals 15 .

And, as shown in FIGS. 1 to 3( c ), the lighting device 10 includes a lighting fixture 20 and an electric device 21 detachably attached to the lighting fixture 20 .

The lighting fixture 20 is, for example, a circular ceiling light. The lighting fixture 20 includes a disc-shaped fixture body 24 .

An upper cover 25 is attached to the upper surface side of the device main body 24, and the center of the device main body 24 and the upper cover 25 is opened, and the connector guide 26 is attached to the opening. The connector guide 26 is formed in a cylindrical shape penetrating in the vertical direction, through which the connector 13 is inserted, and is detachably attached to the connector 13 via the claw 14 of the connector 13 .

An electrical equipment attachment portion 27 is provided at the center of the lower surface side of the appliance main body 24 . The electrical equipment attachment portion 27 has a cylindrical frame 28 attached to the lower surface of the appliance main body 24 . The upper surface side of the frame body 28 communicates with the lower opening of the connector guide 26 , and the lower surface side of the frame body 28 opens downward. A cylindrical housing space 29 for housing the electrical equipment 21 is formed inside the housing 28 .

In addition, a light source 30 and a globe 31 covering the light source 30 are arranged on the periphery of the lower surface side of the device main body 24 and on the radially outer side of the electrical equipment mounting portion 27 .

The light source 30 is arranged in a ring shape in the peripheral direction on the lower surface side of the instrument main body 24 . The light source 30 includes a light emitting module 32 . The light emitting module 32 includes a plurality of light emitting elements 33 and a substrate 34 on which the plurality of light emitting elements 33 are mounted. For the light emitting element 33, for example, a surface mount type SMD package on which LEDs are mounted is used. In addition, the light emitting element 33 may be, for example, an EL element or the like other than an LED. In addition, the light emitting module 32 attached to the device main body 24 is covered with an insulating transparent protective cover 35 .

The globe 31 has translucency and light diffusivity. The lampshade 31 is, for example, a milky white resin product. At the center of the globe 31 , an opening 31 a that fits around the electrical equipment mounting portion 27 is formed. Therefore, the globe 31 is formed in a ring shape having an opening 31 a in the center. Furthermore, the globe 31 is detachably attached to the fixture body 24 by a plurality of globe attachment members disposed on the periphery of the fixture body 24 . Furthermore, the globe 31 is provided on the lower surface side of the instrument main body 24 and is formed as a light emitting surface portion 36 that emits light from the light source 30 . Therefore, the electrical equipment mounting portion 27 is provided on the side of the light emitting surface portion 36 .

Furthermore, a power supply circuit 37 is arranged inside the top cover 25 . The connectorized cord of the connector 13 is electrically connected to the power input side of the power supply circuit 37 . Furthermore, the power supply circuit 37 converts the AC power input via the connector 13 and the ceiling junction box 12 into predetermined DC power, and supplies the converted DC power to the light source 30 (light emitting element 33 ).

In addition, the electric equipment 21 is detachably attached to the electric equipment mounting portion 27 . The electric device 21 includes an electric device main body 40 and a case 41 that accommodates the electric device main body 40 . A pair of terminals 42 protrude from the upper surface of the housing 41 , and the pair of terminals 42 are mechanically detachable from the connection portion 16 of the connector 13 and are electrically connected to the connection portion 16 in a mounted state.

The electric device 21 (electric device main body 40 ) includes a speaker 43 shown in FIG. 3( a ), a spotlight 44 shown in FIG. 3( b ), an ion generator 45 shown in FIG. 3( c ), and the like. In addition, other than the speaker 43, the spotlight 44, and the ion generator 45, the electrical device 21 may be any device that operates using electricity, such as a camera or a projector, for example. In addition, these electric devices 21 may be provided with wireless communication means based on radio waves, infrared rays, or the like as necessary.

The case 41 is formed in a cylindrical shape capable of being housed in the housing space 29 of the electrical equipment mounting portion 27 . In a state where the electric device 21 is mounted on the electric device mounting portion 27 , the lower surface of the housing 41 is flush with the lamp cover 31 . In addition, the lower surface of the case 41 may be formed in a curved shape continuous with the curved surface of the lower surface of the globe 31 , or may be formed in a flat shape.

Regardless of whether the electrical equipment 21 is the speaker 43, the spotlight 44, the ion generator 45, etc., since the casing 41 and the terminal 42 have a common structure, they can be attached to the electrical equipment mounting part 27 and can be replaced.

The electrical device 21 is supplied with AC power through a pair of terminals 42 via the connector 13 and the ceiling junction box 12 , and operates by converting the AC power into predetermined power.

Next, the operation of this embodiment will be described.

When installing the lighting device 10 , first, the connector 13 is attached to the ceiling junction box 12 .

Next, the connector guide 26 of the lighting fixture 20 in the state where the electric device 21 is not attached is attached to the connector 13 , and the cord with the connector drawn out from the connector 13 is connected to the power supply circuit 37 . The connection work of the cord with a connector can be performed using the electrical equipment installation part 27 . Electric power can be supplied from the ceiling junction box 12 to the power supply circuit 37 via the connector 13 by connection of a cord with a connector.

Next, the electric device 21 is inserted into the electric device mounting portion 27 , and the pair of terminals 42 are mounted on the connection portion 16 of the connector 13 . Accordingly, electric power can be supplied from the ceiling junction box 12 to the electrical equipment 21 via the connector 13 .

Then, when AC power is supplied to the power supply circuit 37 , the DC power converted by the power supply circuit 37 is supplied to the plurality of light emitting elements 33 , and the plurality of light emitting elements 33 emit light. Light from the plurality of light emitting elements 33 passes through the globe 31 (light emitting surface portion 36 ) and illuminates the lighting space.

And, when the electric device 21 is the speaker 43 , for example, the audio data transmitted from the mobile terminal etc. is wirelessly received through the communication means, and the speaker plays it. In this case, since the speaker 43 is provided on the side of the light emitting surface 36 (that is, the speaker 43 is provided on the lower surface side of the lighting fixture 20 ), it is easy to directly transmit sound to a person under the lighting device 10 , thereby improving sound quality.

When the electric device 21 is the spotlight 44, for example, the receiving means wirelessly receives a signal transmitted from a portable terminal or the like or a signal transmitted from a general-purpose remote controller of the lighting fixture 20, so that the spotlight 44 is turned on, extinguished, and adjusted. Light. In this case, since the spotlight 44 is provided on the light emitting surface portion 36 side, the light of the spotlight 44 can be irradiated downward. In addition, in the conventional structure in which electrical equipment is arranged between the ceiling and lighting fixtures, spotlights cannot be arranged, so the functions of the electrical equipment are limited. side, the function of the electrical equipment 21 will not be limited.

When the electric device 21 is the ion generator 45 , for example, a signal transmitted from a portable terminal or a general-purpose remote controller of the lighting fixture 20 is wirelessly received by the receiving means to turn on or off ion generation. In this case, since the ion generator 45 is provided on the side of the light emitting surface portion 36, the ions generated by the ion generator 45 are easily diffused in the room, and the ion effect can be enhanced.

In this way, according to the lighting device 10 of the present embodiment, the functions of the electrical equipment 21 that can be mounted are not limited, and the functions of the electrical equipment 21 can be fully exhibited.

Furthermore, since the electric equipment 21 can be attached and detached to the electric equipment mounting part 27, it can respond easily to the change of the function of the electric equipment 21.

In addition, since the electrical equipment mounting portion 27 is opened on the side of the light emitting surface portion 36 and accommodates the electrical equipment 21 , the electrical equipment 21 can be arranged without impairing the design of the lighting fixture 20 .

In addition, since the electrical equipment 21 is mounted and electrically connected to the connector 13 , the installation structure and the power supply structure of the electrical equipment 21 can be simplified.

In addition, the light emitting surface part 36 is not limited to the globe 31, and may be an opening surface.

Next, a second embodiment is shown in FIG. 4 . In addition, the same code|symbol is used for the same structure as 1st Embodiment, and the description of the structure and operation effect is abbreviate|omitted.

The electrical equipment 21 can be installed and electrically connected to the lighting fixture 20 . In this case, a pair of connection portions 50 may be provided on the upper surface of the electrical equipment mounting portion 27, and a pair of terminals 42 may be protruded from the upper surface of the electrical equipment 21, and the pair of terminals 42 may be mechanically attached to and detached from a pair of connectors. Connecting parts 50, and electrically connected with the pair of connecting parts 50 in the installed state.

In addition, mechanical connection and electrical connection may also be realized between the side surface of the electrical equipment mounting portion 27 and the side surface of the electrical equipment 21 .

Next, a third embodiment is shown in FIG. 5 . In addition, the same code|symbol is used for the same structure as 1st Embodiment, and the description of the structure and operation effect is abbreviate|omitted.

A cylindrical protruding portion 53 is protrudingly provided on the upper surface of the electrical device 21 , and a pair of terminals 42 attached to the ceiling junction box 12 are provided on the upper surface of the protruding portion 53 . In this case, it is comprised so that electric power can be supplied to the lighting fixture 20 from the electric equipment 21. FIG.

Next, the electrical equipment 21 is attached to the electrical equipment attachment portion 27 of the lighting fixture 20 , and the pair of terminals 42 of the protruding portion 53 is attached to the ceiling junction box 12 . Thus, the lighting fixture 20 is supported by the electric equipment 21 , and electric power is supplied from the electric equipment 21 to the lighting fixture 20 .

According to this structure, the connector 13 can be omitted, and the structure can be simplified.

Next, a fourth embodiment is shown in FIG. 6 . In addition, the same code|symbol is used for the same structure as 1st Embodiment, and the description of the structure and operation effect is abbreviate|omitted.

In the fourth embodiment, the lighting fixture 20 uses the light guide plate 56 . The light guide plate 56 is formed of, for example, a material with high light transmittance such as acrylic resin. The light guide plate 56 is formed in a ring shape having an opening 57 in the center. The light guide plate 56 is held by the device main body 24 in a state where the electrical equipment attachment portion 27 is inserted through the opening portion 57 .

The light emitting element 33 is arranged to face the inner peripheral surface of the light guide plate 56 .

And, the light from the light emitting element 33 enters the light guide plate 56 from the inner peripheral surface of the light guide plate 56, and the light diffuses to the entire area of the light guide plate 56 while being reflected in the light guide plate 56, and is emitted from the lower surface of the light guide plate 56. Light. In this case, the light guide plate 56 is configured as the light emitting surface portion 36 .

As mentioned above, although some embodiment of this invention was demonstrated, these embodiment is an illustration and does not intend to limit the scope of the invention. These new embodiments can be implemented in other various forms, and various omissions, substitutions, and changes can be made without departing from the gist of the present invention. These embodiments and their modifications all belong to the scope or gist of the present invention, and are also included in the utility model described in the technical solution and its equivalent scope.

Claims (3)

1. A lighting device, characterized in that, Equipped with lighting fixtures and electrical equipment, The lighting fixture includes a fixture main body supported by a ceiling junction box, a light source arranged on a lower surface side of the fixture main body, and a light emitting surface portion provided on a lower surface side of the fixture main body for emitting light from the light source. . An electrical equipment installation part provided on the side of the light emitting face, The electrical equipment is detachably attached to the electrical equipment mounting portion of the lighting fixture. 2. The lighting device according to claim 1, characterized in that, The electrical equipment mounting portion is opened on the side of the light emitting surface and accommodates the electrical equipment. 3. The lighting device according to claim 1 or 2, characterized in that, The lighting device further includes a connector installed and electrically connected to the ceiling junction box and supporting the fixture main body, The electrical equipment is installed and electrically connected to the connector.