JP2574375Y2 - 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 ceiling-mounted luminaire in which a plurality of lamps are provided at a peripheral portion of a luminaire main body and the positions of these luminaires are rotatable with respect to the center of the luminaire main body.

[0002]

2. Description of the Related Art A conventional ceiling-mounted lighting fixture is mounted on a ceiling by a method shown in FIG. In this case, a circular opening 23 for electrical connection is formed in the center of the fixture main body 1 'of the lighting fixture applied in this case, and two sets of a pair of arcuate Daruma holes 22 are formed in the periphery thereof. is there. The mounting of the luminaire is performed by using a recessed ceiling (or sometimes referred to as a recessed rosette) 4 'embedded in the ceiling. The hooking ceiling 4 'is provided with a pair of mounting pieces 20 on the outer peripheral portion.
1 is screwed.

[0003] When mounting the lighting equipment, the mounting piece 2
The mounting screws 21 are fastened to each of the zeros. However, at this time, the mounting screw 21 is at least
In a state where a gap equal to or greater than the thickness of the instrument body 1 ′ is formed between the lower surface of the instrument and the lower surface of the instrument main body 1 ′, it is incompletely tightened. In this state, the heads of the two mounting screws 21 are inserted into the wide portions of the pair of daruma holes 22, and the instrument main body 1 ′ is rotated to position the heads of the mounting screws 21 at the narrow portions of the daruma holes 22. When the mounting screw 21 is completely tightened in this state, the apparatus main body 1 'is sandwiched between the head of the mounting screw 21 and the mounting piece 20, and the apparatus main body 1' is fixed.

However, since this type of conventional mounting is troublesome, the following mounting method has been provided. This attachment method will be briefly described with reference to FIG. 3. The connection adapter 3 is attached to the hooking ceiling 4 installed on the ceiling, and the connector 5 is provided integrally with the appliance body 1.
In some cases, the lighting fixture can be attached and detached by connecting it to the connection adapter 3.

[0005]

As a lighting fixture, there is a lighting fixture in which a plurality of lamps 2 are integrally provided on a peripheral portion of a fixture main body 1 (for example, see FIG. 2). In the case of this type of lighting fixture, it is desirable to adopt a structure in which the position of the lighting fixture 2 can be adjusted according to the shape of the room, the arrangement of furniture, and the like. But,
For example, in the case of the above-described mounting structure of the lighting fixture that can be easily attached and detached, there is a problem that the position of the lamp 2 cannot be adjusted because the attachment state between the connection adapter 3 and the connector 5 is constant. Therefore, it is conceivable to separately provide a structure that allows the position of the lamp 2 to be freely adjusted. In this case, however, it is necessary to make the position adjustment structure inconspicuous.

[0006] The present invention has been made in view of the above points, and an object of the present invention is to provide a lighting fixture which can adjust the position of a lamp and has a position adjustment structure that is inconspicuous.

[0007]

According to the present invention, in order to achieve the above object, a base portion attached to a ceiling and a base portion rotatably attached to the base portion so as to cover the base portion are provided. The fixture body is composed of a cover part and a plurality of lamps are integrally attached to the cover part, and a fixing part for fixing the cover part to the base part is provided at a position corresponding to above the lamp of the cover part. A fixed portion is provided on a portion of the base portion covered with the cover portion, the fixed portion being capable of arbitrarily positioning and fixing the cover portion.

[0008]

The present invention is constructed as described above,
The cover part can be fixed rotatably so that the position of the lamp can be adjusted arbitrarily, and the fixing part of the cover part exposed on the outer surface of the lighting fixture is provided at a position corresponding to above the lamp of the cover part, and the base part By providing a fixed portion that can be positioned and fixed arbitrarily on the cover portion to be covered with the cover portion, the fixing portion is hidden by a lamp, and the fixed portion is covered by the cover portion, so that the position adjustment structure is conspicuous. Lose it.

[0009]

1 to 5 show an embodiment of the present invention. As shown in FIG. 2, the lighting fixture of the present embodiment is a multi-lamp type in which a plurality of lamps 2 are integrally mounted on a peripheral portion of a lower surface of a fixture main body 1 in which a lighting device and the like are incorporated. Using the connection adapter 3 shown in FIG. 3, attachment and detachment can be easily performed.

The connection adapter 3 is detachably connected to a hooking ceiling 4 arranged on the ceiling. As shown in FIG. 3 or 4, the connection adapter 3 is substantially L-shaped from the upper surface of a rectangular parallelepiped body 3a. A pair of blades 3b are formed in a protruding manner, and locking grooves 3c for detachably locking a connector 5 described later are formed on both side surfaces. Here, two locking grooves 3c are formed vertically so that the height can be adjusted according to the vertical width (thickness) of the lighting fixture or the hanging ceiling 4.

The connection adapter 3 is attached to the hooking ceiling 4 by inserting the plug blade 3b of the connection adapter 3 into a large part of the arc-shaped connection hole 4a of the hooking ceiling 4, and connecting the connection adapter 3 in the direction of the narrow portion. 3 rotates the connection adapter 3
The electrical connection is made together with the mechanical fixation. In addition,
The hooking ceiling 4 is exactly the same as that usually used.

As shown in FIG. 1, the lighting device main body 1 of the lighting device includes a disc-shaped base portion 1a and a cylindrical cover portion 1b fitted on the base portion 1b and having an open upper surface. Is done. An outer flange 1c is provided around the opening edge of the cover 1b, and is fitted so as to cover the entire base 1a. At the time of attachment to the ceiling a, as shown in FIG.
The upper end of the rising piece raised from the peripheral edge of c is in contact with the lower surface of the ceiling a so that there is no gap between the rising piece and the ceiling a. The lamp 2 is screwed in advance to the cover 1b, and is integrally attached to a predetermined position.

A connector 5 having the structure shown in FIG. 4 is integrally attached to the center of the base 1a. The connecting device 5 has an insertion space 5a at the center thereof for vertically communicating with the connection adapter 3 and inserting a locking mechanism 6 on both sides of the insertion space 5a for engaging and disengaging the connection adapter 3. Is provided. The lock mechanism 6 includes a lock piece 7 protruding into and out of the insertion space 5a,
Release button 8 for retracting inside and lock piece 7 for inserting space 5
a and a release button 8
And a spring 9b for urging the protruding portion downward.

The lock piece 7 and the release button 8 are formed with an engagement projection 7a and an engagement recess 8a which engage with each other unevenly. When the release button 8 is pressed, the engagement projection 7a and the engagement recess When the lock piece 7 retreats to the inside of the connector 5 by the action of the tapered portion formed on each of the release buttons 8a and releases the pressing force applied to the release button 8, the release button 8 is released by the spring force of the springs 9a and 9b. Are projected downward, and the lock piece 7 is projected into the insertion space 5a.

A dome-shaped cover 10 is attached to the center of the lower surface of the cover 1b corresponding to the connector 5,
There is a structure to hide. The cover 10 is attached by attaching a claw piece 10 a protruding from an opening edge of the cover 10 to the connector 5.
This is performed by fitting into an engagement hole 11 formed in a portion corresponding to the peripheral portion of the above. For example, the nail piece 10a of the cover 10
Is formed in the shape of the plug blade 3b of the connection adapter 3, and the engagement hole 11 is formed in the shape of the connection hole 4a of the hooking ceiling 4, and the cover 10 is formed in the same manner as the connection between the connection adapter 3 and the hooking ceiling 4. Preferably, the cover 10 is attached to the cover portion 1b so that the cover 10 can be easily removed.

Four arc-shaped long holes 12 are formed in a portion corresponding to the outer flange 1c of the cover 1b at the peripheral edge of the base 1a. Correspondingly, four screw insertion holes 13 are formed, and a screw 14 is connected to the nut 1 through these long holes 12 and the screw insertion holes 13.
5, the cover 1 is attached to the base 1a.
b. That is, the cover 1 integrally provided with the lamp 2 is rotated so that the cover 1 can be attached to the base 1a, so that the position of the lamp 2 can be adjusted.
Here, the formation position of the screw insertion hole 13 is located above the lamp 2. For this reason, when the lighting fixture is viewed from below, the screw 14 is located in the blind spot of the lighting fixture 2.
Are not visible and the appearance does not deteriorate. Also, the base part 1a
It has a structure in which shavings generated by friction between the cover and the cover portion 1b are hard to fall down. Further, since the long hole 12 is covered with the cover portion 1b, the long hole 12 is not visible.

The mounting of the luminaire of this embodiment is performed as follows. When the connection adapter 3 is attached to the hooking ceiling 4 in advance and the lighting fixture is pushed up so that the connection adapter 3 is fitted into the insertion space 5 a of the connector 5,
The locking piece 7 fits into the locking groove 3c of the connection adapter 3, and the lighting fixture is fixed. At the time of use, the cover 10 is attached to cover the connecting portion 5. Adjustment of the position of the lamp 2 is performed before mounting the lighting fixture.

Conversely, when removing the lighting equipment, the cover 1
0 is released, and the two release buttons 8 of the connector 5 are pressed upward. As a result, the locking state between the locking piece 7 and the locking groove 3b is released, and the lighting fixture comes off.

[0019]

According to the present invention, as described above, the base unit is attached to the ceiling, and the cover is attached to the base unit so as to be rotatable and cover the base unit. A plurality of lamps are integrally attached to the cover, and a fixing portion for fixing the cover to the base is provided at a position corresponding to above the lamp of the cover, and the cover is covered with the cover of the base. Since the cover part is provided with a fixed part that can be positioned and fixed arbitrarily, the cover part can be rotatably fixed and the position of the lamp can be adjusted arbitrarily, and it is exposed on the outer surface of the lighting equipment. The fixing portion of the cover portion to be provided is provided at a position corresponding to above the lamp of the cover portion, and a fixed portion capable of arbitrarily positioning and fixing the cover portion is provided at a portion of the base portion covered by the cover portion. of , The fixed portion hidden by the lamp, so and the fixed portion is covered by the cover portion, the position adjustment structure is inconspicuous. In addition, the base part and cover can be installed
Parts can be mounted on the ceiling at one time.
It can be simplified and viewed from below.
In the case of lighting, provide a fixing part of the cover part in the blind spot of the lamp
And the cover's fixing part is difficult to see, resulting in a low appearance.
It is something that can not be dropped.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a structure of a device main body according to an embodiment of the present invention.

FIG. 2 is a perspective view showing the overall shape of the lighting fixture.

FIG. 3 is an exploded perspective view of the same.

FIG. 4 is an explanatory diagram of a connection structure between a connection adapter and a connection device.

FIG. 5 is a cross-sectional view showing the structure of the device main body.

FIG. 6 is a perspective view of a main part showing a mounting structure of a conventional lighting fixture.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Device main body 1a Base part 1b Cover part 2 Lighting 12 Long hole 13 Screw insertion hole 14 Screw 15 Nut A Ceiling

Claims (1)

(57) [Scope of request for utility model registration] An appliance main body is constituted by a base portion attached to a ceiling and a cover portion rotatably attached to the base portion and covered by the base portion. A fixing part for fixing the cover part to the base part is provided at a position corresponding to above the lamp of the cover part, and the cover part is arbitrarily positioned at a part covered by the cover part of the base part. A lighting device comprising a fixed portion to be fixed.