JP3239795U - lighting equipment - Google Patents

Abstract

A lighting device capable of reducing the complexity of mounting work to a ceiling is provided. A lighting device provided with an adapter B attached to a mounting portion provided on a ceiling, wherein a body portion having a lighting portion and a power supply portion and the adapter B are integrally provided, It is characterized in that the adapter B is configured to be relatively rotatable with respect to the main body. In the adapter B, a terminal unit 4 connected to the ceiling side and a terminal holder 5 for holding the terminal unit 4 are coupled, and the terminal holder 5 is supported so as to be relatively rotatable with respect to the main body. be done. The terminal holder 5 has an accommodating portion 50 in which the terminal unit 4 is accommodated, and a flat plate portion 51 formed around the accommodating portion 50. The flat plate portion 51 is rotatable relative to the main body. Supported. The flat plate portion 51 is made of transparent resin. [Selection drawing] Fig. 10

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lighting device provided with an adapter that is attached to a mounting portion provided on a ceiling.

Among lighting devices, for example, what is called a ceiling light is attached to the ceiling. As for the mounting structure, first, the adapter is attached to the hook ceiling (mounting part) provided on the ceiling. After that, a body section having a lighting section and a power supply section is attached to the adapter. At this time, the main body is fitted into the adapter from below, and after the fitting is completed, the main body is rotated to join the adapter and the main body.

Patent No. 6508473

In the prior art described above, it is necessary to insert the main body into the adapter and rotate the heavy main body.

On the other hand, a lighting device in which an adapter is integrated with a main body is also known. In this case, the entire lighting device with the adapter attached from the beginning is attached to the ceiling attachment portion.

However, since the installation is completed by rotating the entire lighting device, the complexity of the work remains.

SUMMARY OF THE INVENTION An object of the present invention is to provide a lighting apparatus capable of reducing the complexity of the installation work to the ceiling.

In order to solve the above problems, the lighting device according to the present invention includes:
A lighting device comprising an adapter attached to a mounting portion provided on a ceiling,
A body portion having a lighting portion and a power supply portion, and the adapter are integrally provided,
It is characterized in that the adapter is configured to be relatively rotatable with respect to the main body.

Actions and effects of the illumination device having such a configuration will be described. Since the adapter and the main body are integrally provided, there is no need to attach the main body to the adapter. In addition, since the adapter is rotatable relative to the main body, there is no need to rotate the main body, which is relatively heavy, after the lighting device with the integrated adapter is attached to the ceiling. only need to be rotated. Therefore, the complexity of the work is reduced as compared with the conventional configuration.

In the adapter according to the present invention, a terminal unit connected to the ceiling side and a terminal holder for holding the terminal unit are coupled, and the terminal holder is rotatable relative to the main body. is preferably supported by

The terminal holder according to the present invention has an accommodating portion in which the terminal unit is accommodated and a flat plate portion formed around the accommodating portion, and the flat plate portion rotates relative to the main body. It is preferred to be supported as much as possible.

In the present invention, it is preferable that the flat plate portion is made of a transparent resin.

In the present invention, a power source cover is provided to cover the power source portion, and the outer edge of the flat plate portion is sandwiched between the main body portion and the power source cover, so that the flat plate portion is slidably and rotatably supported. preferably.

In the present invention, it is preferable that a regulating portion that regulates the rotation angle of the adapter is provided.

In the present invention, it is preferable that an operation portion for rotating the adapter is formed integrally with the terminal holder.

Appearance side view of the lighting device according to the present embodiment Bottom view of lighting device Front view with the lighting cover removed Front view with the LED cover and power supply cover removed Longitudinal cross-sectional view of lighting device It is an enlarged plan view showing the external configuration of the front side of the adapter. Enlarged longitudinal section of adapter It is a top view which shows only an adapter. Front perspective view showing configuration of adapter Rear perspective view showing configuration of adapter Diagram showing ceiling mount Diagram explaining the installation procedure of the lighting device

A preferred embodiment of a lighting device according to the present invention will be described with reference to the drawings. FIG. 1 is an external side view of a lighting device according to this embodiment. FIG. 2 is a bottom view of the lighting device (viewed from the ceiling side). FIG. 3 is a front view with the lighting cover removed. FIG. 4 is a front view of FIG. 3 with the LED cover and the power supply cover further removed; FIG. 5 is a longitudinal sectional view taken along a vertical plane passing through the center of the lighting device. There is a ceiling light attached to a ceiling as an example of the lighting device according to the present invention.

For convenience of explanation, the front side (front side) of the lighting device refers to the direction in which illumination is emitted (floor direction), and the back side (rear side) refers to the ceiling side.

The illumination device has a main body A and an adapter B. As shown in FIG. The main body part A has a support substrate 1 made of metal, on which an illumination part 2 and a power supply part 3 are mounted (see FIG. 4). A hole 10 is formed in the central portion of the support substrate 1, and the adapter B is arranged at that location. A lighting cover 11 is attached to the front side of the support substrate 1 . The lighting cover 11 is made of a translucent resin, and diffuses and irradiates the light emitted from the lighting section 2 forward.

As shown in FIG. 3, on the front side of the support substrate 1, mounting members 12 for the lighting cover 11 are provided at three locations along the circumferential direction, so that the lighting cover 11 can be detachably attached. The attachment/detachment mechanism of the lighting cover 11 is a well-known mechanism.

As shown in FIGS. 3 and 4, the power supply unit 3 is arranged around the adapter B, and the lighting unit 2 is arranged around it. In the lighting section 2, four LED substrates 21 are arranged along the circumferential direction, and are arranged in a ring shape as a whole. A large number of LED chips 22 are arranged on each LED substrate 21 . The mode of arrangement of the LED chips 22 and the number of arrangement of the LED substrates 21 can be determined as appropriate. Adjacent LED substrates 21 are connected by wiring or the like. The LED board 21 is fixed to the support board 1 with screws.

An LED cover 20 is provided so as to cover the lighting section 2 . The LED cover 20 is translucent and has a function of protecting the LED chip 22 . The LED cover 20 is fixed to the support substrate 1 with screws. The LED cover 20 is formed in a ring shape, and integrally formed with a cover portion 20a covering the LED substrate 21 and a flange portion 20b for screwing. As shown in FIG. 5, the LED cover 20 has an arc-shaped cross section.

In the illumination unit 3, an electronic circuit necessary for driving the illumination device is mounted on a power substrate 31. As shown in FIG. A power supply circuit for supplying an appropriate voltage to the illumination unit 2 upon receiving commercial power supply, a drive circuit for turning on/off the illumination unit 2, and other control circuits are installed. . The power board 31 is fixed to the power cover 30 with screws. The power supply unit 3 and the lighting unit 2 are connected by a power cord (not shown). Note that the configuration of the power supply unit 3 is well known. The power supply board 31 may be fixed to the support board 1 with screws or the like.

A power supply cover 30 is provided to cover the power supply section 3 . The power supply cover 30 is provided to ensure safety by preventing direct contact with the circuit portion. The power supply cover 30 is integrally formed with a cover part 32 that covers the power supply board 31, a ring part 33 formed in a ring shape, and a flat plate part 34 with a low height. A large number of holes are formed in the surface of the power supply cover 30 to enhance the heat radiation effect. The power supply cover 30 is fixed to the support substrate 1 with screws, and screwing portions 30a and 30b for fixing with screws are formed at three locations on the outer peripheral side and two locations on the inner peripheral side.

As shown in FIG. 4, the power board 31 has a shape that surrounds part of the periphery of the adapter B. As shown in FIG. The cover portion 32 is formed in a region where the power substrate 31 exists, and the flat plate portion 34 is formed in a region where the power substrate 31 does not exist. The shape of the power supply substrate 31 can be determined appropriately. An insulating sheet 36 is arranged between the power supply substrate 31 and the support substrate 1 .

The support substrate 1 is made of metal such as stainless steel, but may be made of resin. The support substrate 1 has a peripheral portion 100 and a central portion 101 , and an attachment member 12 for attaching the lighting cover 11 to the peripheral portion 100 is provided. The central portion 101 is formed as a concave portion (protruding portion toward the ceiling) with respect to the peripheral portion 100 and is formed as a regular octagonal concave portion. However, the shape of the recess can be set arbitrarily. A central portion 100 is provided with an illumination portion 2 and a power supply portion 3 .

The support substrate 1 can be composed of one plate material, but may be composed of a combination of a plurality of plate materials or the like.

<Adapter configuration>
Next, the configuration of adapter B will be described. FIG. 6 is an enlarged plan view showing the external configuration of the front side of the adapter B. FIG. 7 is an enlarged longitudinal sectional view of the adapter B. FIG. FIG. 8 is a plan view showing only the adapter B. FIG. FIG. 9 is a front perspective view showing the configuration of the adapter B. FIG. FIG. 10 is a perspective view of the back side showing the configuration of the adapter B. FIG.

The adapter B includes a terminal unit 4 and a terminal holder 5 for holding the terminal unit 4 , and the terminal unit 4 is coupled to the terminal holder 5 . The terminal unit 4 has a well-known configuration and includes a pair of connection terminals 40 . The connection terminal 40 is connected to a terminal portion provided on the attachment portion provided on the ceiling side. The mounting part installed on the ceiling is a so-called hook ceiling, but it is not limited to a specific structure, and examples include a square hook ceiling, a round hook ceiling, an embedded rosette, and a hook rosette. be done. As shown in FIG. 5 , the terminal unit 4 and the terminal holder 5 are connected by bolts 70 and nuts 71 .

The terminal unit 4 includes a rectangular parallelepiped case member 41 in which connection terminals 40 are attached. A connection cord 6 extends from the surface side of the case member 41 , and a connection portion 60 provided at the end of the connection cord 6 is connected to the power supply portion 3 . The connection cord 6 is connected to the connection terminal 40 through the hollow portion of the bolt 70 .

The terminal holder 5 is integrally molded with a transparent resin. The terminal holder 5 has an accommodation portion 50 in which the terminal unit 4 is accommodated, and a flat plate portion 51 formed around the accommodation portion 50 . Since the flat plate portion 51 is transparent, the position of the mounting portion installed on the ceiling can be confirmed when the lighting device is mounted on the ceiling. The transparent resin may be colorless and transparent, or colored and transparent.

The accommodating portion 50 has a shape that protrudes from the flat plate portion 51 and has a shape that allows the case member 41 of the terminal unit 4 to be accommodated therein.

The flat plate portion 51 has a central disk portion 51a and a ring-shaped outer edge 51b. The central disc portion 51a and the outer edge 51b have a step, the outer edge 51b being lower and the central disc portion 51a being higher (closer to the ceiling).

A pair of operating portions 52 are formed in the terminal holder 5 . A pair of operation portions 52 are formed on the short side of the housing portion 50, and when the adapter B is rotated, the operation portions 52 can be held by hand and operated. The operating portion 52 is formed with an arc portion 52a having a slightly smaller diameter than the outer edge 51b. The operating portion 52 is formed with five concave portions 52b for manufacturing reasons. The height of the operating portion 52 is lower than the height of the housing portion 50 .

As shown in the cross-sectional view of FIG. 7, a projection 37 is formed on the inner peripheral side of the power supply cover 30 along the entire circumference. A sliding recess is formed between the protrusion 37 and the support substrate 1, and the outer edge 51b is fitted (held) in the sliding recess. Thereby, the adapter B can be supported so as to be relatively rotatable with respect to the main body portion A. A regulating portion 35 for regulating the rotation angle of the adapter B is formed integrally with the power supply cover 30 . This prevents the adapter B from rotating more than necessary.

<Installation operation of the lighting device>
Next, an operation procedure for attaching the lighting device according to the present invention to the ceiling will be described. FIG. 11 illustrates an example of the mounting portion D installed on the ceiling. When attaching, the lighting cover 11 is removed. As a result, the operating portion 52 of the adapter B becomes operable. The lighting device is lifted, and the connecting terminal 40 is inserted into the mounting portion D while aligning the adapter B and the mounting portion D. - 特許庁FIG. 12 shows the state at this time. Since the flat plate portion 51 of the adapter B is transparent, the position of the mounting portion D can be checked and aligned easily. After the connection terminal 40 is inserted, the mounting is completed by rotating the operating portion 52 clockwise (in the direction of the arrow in the figure). After that, the lighting cover 11 is attached.

<Another embodiment>
Although the configuration other than the adapter B is defined as a body section having an illumination section and a power supply section, the specific arrangement and configuration of the illumination section 2 and power supply section 3 are not limited to a specific configuration. The support substrate 1 is also included in the structure of the main body part A. As shown in FIG.

A Main body B Adapter D Mounting part 1 Supporting board 11 Lighting cover 2 Lighting part 20 LED cover 21 LED board 3 Power supply part 30 Power supply cover 31 Power supply board 32 Cover part 35 Regulation part 37 Projection 4 Terminal unit 40 Connection terminal 41 Case member 5 Terminal holder 50 Accommodating portion 51 Flat plate portion 51a Central disc portion 51b Outer edge 52 Operating portion 6 Connection cord 70 Bolt 71 Nut

Claims (7)

A lighting device comprising an adapter attached to a mounting portion provided on a ceiling,
A body portion having a lighting portion and a power supply portion, and the adapter are integrally provided,
A lighting device, wherein the adapter is configured to be relatively rotatable with respect to the main body. In the adapter, a terminal unit connected to the ceiling side and a terminal holder for holding the terminal unit are coupled, and the terminal holder is supported so as to be relatively rotatable with respect to the main body. 2. The lighting device according to claim 1, characterized in that: The terminal holder has an accommodating portion in which the terminal unit is accommodated and a flat plate portion formed around the accommodating portion, and the flat plate portion is supported so as to be relatively rotatable with respect to the main body. 3. The lighting device according to claim 2, characterized in that: 4. The lighting device according to claim 3, wherein the flat plate portion is made of transparent resin. A power source cover is provided to cover the power source portion, and the flat plate portion is slidably and rotatably supported by holding an outer edge of the flat plate portion between the main body portion and the power source cover. 4. A lighting device according to claim 3. The illumination device according to any one of claims 1 to 5, further comprising a regulation portion that regulates the rotation angle of the adapter. The lighting device according to any one of claims 2 to 5, wherein an operation portion for rotating the adapter is formed integrally with the terminal holder.

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