JPH08153410A - Illumination device - Google Patents

Abstract

PURPOSE: To obtain an illumination device whose flange can be miniaturized in hooking a lamp socket on a hook sealing body. CONSTITUTION: An illumination device is provided with a hook sealing body 1 having mounting bracket 5, a lamp socket 2 having a screwed socket part 8 at which a holder male screw 6 is formed and a plug blade 9 on its rear end, a flange 3 having an insertion pore 14 to be inserted into this lamp socket 2, and a holder nut 4 fitted to the holder male screw part 6 pressing a flange 3 to a ceiling 7. In this illumination device, a cut-out part 15 which can insert the mounting bracket 5 of the hook sealing body 1 is formed at the outer circumferential edge of the flange 3.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lighting fixture.

[0002]

2. Description of the Related Art A first conventional example is shown in FIG. That is,
In this lighting apparatus, a hook ceiling body 70 attached to the ceiling is attached to the ceiling with wood screws 71, and a lamp socket 73 with a blade 72 is hooked on the hook ceiling body 70. 74 is a globe supported by the lamp socket 73, and 75 is an incandescent lamp mounted in the lamp socket 73.

A second conventional example is shown in FIG. That is, in this luminaire, a socket base 77 having a lamp socket 73 provided with a male screw portion 76 for a holder on the outer surface is attached to the ceiling, a flange 78 is passed through the lamp socket 73, and a holder nut 79 is attached to the male screw portion 76 for a holder. And the flange 78 is fixed to the ceiling. 80 is a terminal block.

FIG. 7 shows a third conventional example. That is, this luminaire has a hook ceiling cap 81 having a blade to be connected to the receiving blade of the hook ceiling body 70, and the flange 84 of the tool body 83 is knurled to the attachment fitting 82 of the hook ceiling body 70 mounted on the ceiling. It is attached by the knob 85. 86 is an arm, 87 is a connector, 88 is a switch knob, 89 is a lamp body, 9
Reference numeral 0 is a lamp supporting spring, 91 is a miniature ball, 92 is a glow starter, 93 is a lamp, 94 is a globe, and 95 is a lamp socket.

[0005]

However, the first conventional example has a drawback that the external appearance is not good because the hooking sealing body 70 is exposed. In the second conventional example, the socket base 77 can be covered with the flange 78,
Since the lamp socket 73 does not have a blade, it cannot be attached to the existing hook ceiling body 70, and a separate ceiling installation work is required.

The third conventional example has a drawback that the flange 84 becomes large because the flange 84 is attached to the mounting member 82 and covers the mounting member 82. Therefore, an object of the present invention is to connect a plug blade of a lamp socket to a receiving blade of a hooking sealing body,
An object of the present invention is to provide a lighting device that can make a flange small.

[0007]

The luminaire according to claim 1 comprises:
A hook sealing body that is fixed to the ceiling and has mounting brackets on both sides, and a substantially cylindrical screw-in socket part that has a male screw part for a holder formed on the outer surface, and the receiving edge of the hook ceiling body at the rear end of this screw-in socket part. A lamp socket having a blade connected to the lamp socket, and a substantially dish-like shape having a through hole for inserting the lamp socket at the center, and the outer peripheral edge of the upper end abuts on the ceiling to cover the hooking sealing body and the lamp socket. And a holder nut screwed to the male screw portion for the holder to press the flange against the ceiling, in a lighting device, a notch portion through which the mounting metal fitting of the hooking ceiling body can be inserted, It is characterized in that it is formed on the outer peripheral edge.

According to a second aspect of the present invention, in the first aspect, the notch is covered with a knockout plate.

[0009]

According to the luminaire of claim 1, the plug blade of the lamp socket is connected to the receiving blade of the hooking sealing body, the flange and, if necessary, a shade are passed through the lamp socket, and the male screw for the holder of the lamp socket is inserted. The holder nut is screwed to the part and the flange is pressed and fixed to the ceiling. Also, when a ceiling ceiling metal fitting such as an embedded rosette is attached, the fitting can pass through the notch, so the entire outer peripheral edge of the flange can be pressed against the ceiling so that the flange can be stably fixed. In addition, the flange can be downsized. Further, when the power supply line of the hooking sealing body is an external wiring along the lower surface of the ceiling, the external wiring can be inserted into the cutout portion of the outer peripheral edge of the flange.

According to the lighting equipment of claim 2, in claim 1, since the notch is covered with a knockout plate,
In addition to the function of claim 1, the knockout plate can be used without breaking even if there is no mounting bracket or external wiring, so it looks good from below.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to FIGS. That is, this lighting fixture has a hook ceiling body 1, a lamp socket 2, a flange 3, and a holder nut 4. The hook sealing body 1 is attached to the ceiling 7. In the embodiment, an embedded rosette to which the mounting bracket 5 is attached is used, and it is attached to the ceiling 7 by an attachment tool such as a wood screw.

The lamp socket 2 has a substantially cylindrical screw-in socket portion 8 having a male screw portion 6 for a holder formed on the outer surface thereof, and a plug blade connected to the receiving blade of the hook sealing body 1 at the rear end of the screw-in socket portion 8. Have 9. The lamp socket 2 of the embodiment is provided with a pair of protrusions 10 continuous with the rear end surface on both sides of the rear end of the screw-in socket portion 8, and the protrusion 10
And a plug blade 9 on the rear end surface of the screwed socket portion 8
It is attached by 1. Further, the screw-in socket portion 8 has an internal surface formed with a female screw portion 12 into which a lamp base is screwed and a contact piece 13 connected to the blade 9. A lamp base having an external thread such as an incandescent lamp (not shown) is attached to the screwed socket portion 8.

The flange 3 has a substantially dish shape having an insertion hole 14 through which the lamp socket 2 is inserted, and the outer peripheral edge of the upper end abuts the ceiling 7 to cover the hooking sealing body 1 and the lamp socket 2. The notch 15 is provided on the outer peripheral edge of the flange 3, but in the embodiment, the notch 15 is formed.
The knockout plate 16 is integrally formed to cover the cutout portion 15, and the knockout plate 16 can be crushed to form the cutout portion 15 when necessary. The notch 15 is formed so that its facing direction is substantially perpendicular to the facing direction of the blade 9. Further, as shown in FIG. 2, the insertion hole 14 is formed in a substantially keyhole shape that fits into the projecting portion 10 of the lamp socket 2 and the screwed socket portion 8. For this reason, when the flange 3 is passed through the screwed socket 2, the insertion hole 14 is inserted through the projecting portion 10, so that the notch 15 of the flange 3 faces a certain direction with respect to the lamp socket 2.

The holder nut 4 has a male screw portion 6 for the holder.
And the flange 3 is pressed against the ceiling 7. In the embodiment, it is formed in a generally dish shape having a size continuous with the lower end of the flange 3, a female screw 18 that is screwed into the male screw portion 6 for the holder is formed in the center, and the outer peripheral edge of the upper end contacts the lower surface of the flange 3. Touching. When attaching a shade or the like, it is fixed together with the flange 3 through the shade or the like by a holder nut 4.

In this lighting apparatus, the blade 9 of the lamp socket 2 is connected to the receiving blade of the hooking sealing body 1, the flange 3 is passed through the lamp socket 2, and the holder nut 4 is attached to the male screw portion 6 for the holder of the lamp socket 2. The flange 3 is screwed to press the flange 3 against the ceiling 7. Further, when the lamp is attached to the screwed socket portion 8, the lamp is supplied with power through the hooking sealing body 1, the blade 9 and the contact piece 13 to be turned on.

Further, when the mounting metal fitting 5 of the embedded rosette is attached, the mounting metal fitting 5 passes through the notch 15, so that the entire outer peripheral edge of the flange 3 can be pressed against the ceiling 7, so that the flange 3 is stable. Can be fixed to the flange 3
Can be downsized. Further, the facing direction of the notch 15 is the blade 9
Since the lamp socket 2 is connected to the hooking ceiling body 1 and the flange 3 is fitted, the notch 15 is located in the extending direction of the mounting bracket 5, so that the lamp socket 2 is mounted. In addition, since the mounting member 5 engages with the notch 15 to prevent the flange 3 from rotating, the flange 3 is easily fixed.

FIG. 3 shows another embodiment, in which the notch 15 of the flange 3 is opened, the hook sealing body 1 is a rectangular hook sealing body, and the power supply line 19 thereof is as shown in FIG. , External wiring along the bottom of the ceiling 1
This is the case of 9. Others are the same as those in the above-mentioned embodiment. In the case of this embodiment, the external wiring 19 can pass through the notch 15 of the flange 3. Therefore, the flange 3 does not ride on the external wiring 19 and the flange 3 is stably fixed. Further, since the external wiring 19 is inserted from the notch 20 on the long side surface of the hook sealing body 1,
If the facing direction of the notch 15 is formed to be substantially perpendicular to the facing direction of the blade 9, the flange 3 of the external wiring 19 is formed.
Easy internal routing.

FIG. 4 shows still another embodiment in which the notch 15 of the flange 3 is closed by a knockout plate 16 and the lamp socket 2 has a screw-in socket portion 8.
A plug blade 9 is formed on a flange portion 21 having a diameter larger than that of the screwed socket portion 8 at the rear end. Others are the same as those in the above-mentioned embodiment. 23 is an incandescent lamp and 24 is a shade. In the case of this embodiment, the notch 15 is provided with the knockout plate 1.
Since it is covered with 6, it can be used without breaking the knockout plate 16 even when there is no mounting bracket or external wiring, so it looks good from below.

The notch 15 is not limited to the case where the knockout plate 16 is integrally covered, but a lid (not shown) which is a separate component.
The notch 15 may be covered with.

[0020]

According to the lighting equipment of claim 1, the plug blade of the lamp socket is connected to the receiving blade of the hook ceiling body,
Pass a flange and, if necessary, a shade, etc. through the lamp socket, and screw a holder nut onto the male screw part for the holder of the lamp socket to press and fix the flange to the ceiling.
Also, when a ceiling ceiling metal fitting such as an embedded rosette is attached, the fitting can pass through the notch, so the entire outer peripheral edge of the flange can be pressed against the ceiling so that the flange can be stably fixed. While you can
The flange can be downsized. Further, when the power supply line of the hooking sealing body is the external wiring along the lower surface of the ceiling, there is an effect that the external wiring can be inserted into the cutout portion of the outer peripheral edge of the flange.

According to the lighting equipment of claim 2, in claim 1, since the notch is covered with a knockout plate,
In addition to the effect of claim 1, the knockout plate can be used without breaking even if there is no mounting bracket or external wiring, so it looks good from below.

[Brief description of drawings]

FIG. 1 is a half sectional view of an embodiment of the present invention.

FIG. 2 is a plan view seen from the ceiling side.

FIG. 3 is a perspective view of another embodiment.

FIG. 4 is an exploded perspective view of still another embodiment.

FIG. 5 is an exploded perspective view of a first conventional example.

FIG. 6 is an exploded perspective view of a second conventional example.

FIG. 7 is an exploded perspective view of essential parts of a third conventional example.

[Explanation of symbols] 1 Hooking sealing body 2 Lamp socket 3 Flange 4 Holder nut 5 Mounting bracket 6 Male screw part for holder 7 Ceiling 8 Screwed socket part 9 Plug blade 14 Insertion hole 15 Notch part 16 Knockout plate

Claims (2)

[Claims] 1. A hook sealing body fixed to a ceiling and having fittings on both sides, and a substantially cylindrical threaded socket portion having a male screw portion for a holder formed on an outer surface thereof, and the hooked body at the rear end of the threaded socket portion. A lamp socket having a plug blade connected to a receiving blade of a sealing body, and a substantially dish-like shape having a through hole for inserting into the lamp socket as a center, and an outer peripheral edge of an upper end thereof abuts on the ceiling; In a lighting fixture including a flange that covers the lamp socket and a holder nut that is screwed into the male screw portion for the holder and presses the flange against the ceiling, a notch portion through which the mounting metal fitting of the hooking ceiling body can be inserted. Is formed on the outer peripheral edge of the flange. 2. The luminaire according to claim 1, wherein the cutout portion is covered with a knockout plate.