JPH02257511A - Lighting fitting - Google Patents

Abstract

PURPOSE:To enhance the safety at detachment of a holder when lamps are exchanged by positioning a lamp with larger diameter on the lower side when a lamp holder to be detachably mounted to the fitting main body holds a plurality of annular lamps. CONSTITUTION:A lamp holder 21 which holds a plurality of annular lamps 22, 23 with different diameters by means of respective holders 28, 31, 32, 33 and which electrically connects the lamps 22, 23 by means of respective lamp sockets 27, 30, and which is shaped into a long and narrow form, is mounted to the fitting main body 1 in such a manner that it can be freely attached and detached to/from the main body electrically and mechanically. In order to exchange lamps 22, 23, the control piece portion 35 of the holder 21 is pressed from the control portion 15 and thus locking of a locking piece 34 into a locking hole 6 is released and the holder 21 is detached from the engagement recessed portion 5 of the fitting main body 1. The holder 21 is placed on such a desk that is convenient for exchanging lamps, and, since then the lamp 22 with larger diameter is located on the lower side, lamps are easily exchanged with good stability.

Description

DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Industrial Field of Application) The present invention relates to a lighting device, and relates to a device such as a pendant that is provided with a removable lamp holder for attaching a lamp to the main body of the device.

(Prior Art) A conventional lighting fixture of this kind is, for example, disclosed in Japanese Utility Model Application Publication No. 56-1.
As described in Publication No. 30209, a structure is adopted in which a lamp socket is connected to the main body of the device via a cord, and a lamp holder/special holiday that holds one annular lamp is detachably attached to the main body of the device. Ta.

Furthermore, as described in Japanese Patent Application Laid-Open No. 57-126003, a structure is known in which a lamp socket is provided on the reflective surface of the device body, and a lamp holder is provided for holding a plurality of annular lamps with different tube diameters. There is.

(Problems to be Solved by the Invention) In the structure described in the above-mentioned conventional Japanese Utility Model Application Publication No. 56-130209, the lamp holder only holds one annular lamp, and when replacing the lamp, the lamp holder and the socket are The operation of disconnecting must be done at a high place,
It has a problem with poor operability.

Furthermore, in the structure described in the above-mentioned Japanese Patent Application Laid-open No. 57-126003, two annular lamps are disposed on the same surface with a lamp with a large diameter fitted into a lamp with a small diameter, and a lamp holder is attached to the lamp holder. The problem is that the lamp holder is unstable when held, and when replacing the lamp, the operation of disconnecting the lamp from the socket must be done at a high place, resulting in poor work efficiency. have.

The present invention has been made in view of the above-mentioned problems.The lamp holder can be attached to and removed from the fixture body with a plurality of annular lamps attached to the lamp holder, and when replacing the lamp, the lamp holder can be removed from the fixture body. To provide a lighting fixture that allows lamp replacement work to be performed by holding the lamp holder, improves stability when holding a lamp holder, and has good workability in mounting the lamp.

[Structure of the Invention] (Means for Solving the Problems) A lighting device of the present invention includes a plurality of annular lamps having different tube diameters, a holding section for holding each of the plurality of lamps, and each of the plurality of holding sections. a lamp holder formed in an elongated shape and having a lamp socket for electrically connecting a plurality of lamps each formed in the holder and held in the holder; and a fixture main body that is mechanically and detachably attached in a state where the lamp socket is electrically connected to the lamp socket, and the lamp holder has upper and lower holding parts that hold a plurality of lamps, respectively. The holding part is characterized in that a holding part for holding an annular lamp having a large tube diameter is formed on the lower side.

(Function) The lighting fixture of the present invention holds a plurality of annular lamps in the holding parts of the lamp holder and connects them to the lamp socket,
This lamp holder is attached to the fixture body, and the lamp with a large tube diameter is placed at the bottom, providing good stability when holding the lamp holder. The lamp holder can be removed from the lamp holder, the lamp holder can be placed in a lower position, and the lamp can be removed from the lamp holder.

(Example) The configuration of an embodiment of the present invention will be described with reference to the drawings.

Reference numeral 1 denotes the main body of the device, which is composed of a plate-shaped base plate 2 with an opening at the bottom and a substantially spherical arc-shaped cover 3, and the outer surface of the cover 3 has a white diffuse-reflecting surface or a silver-colored diffuse-reflecting surface. It is formed on the reflective surface 4 of.

A diametrically elongated lamp holder fitting recess 5 is formed in the reflecting surface 4. A locking hole 6 is formed at the left and right center of both side surfaces of the fitting recess 5, and a pull switch fitting protrusion 7 is formed at the center of the inner bottom surface of the fitting recess 5 of the instrument main body 1. An insertion hole 10 for the pull string 9 of the pull switch 8 is formed in the lower surface of the fitting protrusion 7 . Further, a substantially cylindrical night light mounting portion 11 is protruded from one side of the inner bottom surface of the fitting recess 5, the lower surface of this night light mounting portion 11 is open, and the night light mounting portion 11 is transparent. A cover 12 is removably fitted. Further, a connector hole 13 is formed on the other side of the inner bottom surface of the fitting recess 5 . Furthermore, guide holes 14 are formed facing both sides of this connector hole 13, respectively.

In addition, a semicircular concave arc-shaped operating portion 15 is provided at the outer edges of both sides of the central portion of the lamp holder fitting recess 5 formed on the outer surface of the cover 3.
is formed.

Further, a circuit board 16 is fitted into the inner surface of the cover 3, and the periphery of the circuit board 16 is locked by a plurality of locking claws (not shown) protruding from the inner surface of the cover 3. There is. The pull switch 8 is attached to the approximate center of the inner surface of the circuit board 16, and a connector 18 is attached to one side of the pull switch 8 to one side of the circuit board 16. Lighting parts such as ballasts are attached to the inner surface of the lamp. And this circuit board 16
With the pull switch 8 fitted to the cover 3, the lower part of the pull switch 8 is disposed in the pull switch fitting protrusion 7, and the bow string 9 of the pull switch 8 is inserted through the lower insertion hole 10 of the fitting protrusion 7. A light emitting diode 19 pulled out from the hole 10 and further connected to the circuit board 16 is disposed in the night light installation portion 11, and the lower surface of the connector 18 is made to face the connector hole 13. The connector 18 is locked by a locking protrusion 2o located inside the lamp holder fitting recess 5 of the cover 3 and projecting therefrom.

Next, reference numeral 21 denotes a lamp holder that is fitted into the fitting recess 5 of the instrument main body 1. This lamp holder 21 is formed into a substantially elongated shape, and the upper surface of both ends has annular shapes with different diameters. Holding arms 24 , 25 that elastically hold the lamps 22 , 23 in a removable manner are formed in a downwardly inclined shape toward the outside, and the base portion of the large-diameter lamp 22 is attached to the lower side of one of the holding arms 24 . A holding part 28 having a lamp socket 27 to which 26 lamp pins are connected is provided, and a holding part 31 having a lamp socket 3o to which a lamp pin of the cap part 29 of the small-diameter lamp 23 is connected is provided above one of the holding arms 25. It is provided. Further, a holding part 32 for holding the large-diameter lamp 22 is provided below the other holding arm 25, and a holding part 33 for holding the small-diameter lamp 23 is provided above the holding arm 25. .

The lamp holder 21 also has elastic locking pieces 3 at the center of both sides that are removably locked in the locking holes 6 of the instrument body 1.
4 is formed on both sides of the operation piece 35, which is formed with a cut groove 36, and the lamp holder 21 is inserted into the fitting recess 5 of the instrument body 1.
When the lamp holder 21 is fitted into the lamp holder 21, the locking piece 34 is elastically engaged with the locking hole 6, and the lamp holder 21 is attached to the instrument body 1.

Then, from the operating section 15 of the instrument main body 1, the central operating piece section 3
5, the locking piece 34 of the lamp holder 21 is released from the locking hole 6, and the lamp holder 21 is moved into the fitting recess 5.
It can be removed from.

Further, an insertion hole 37 through which the pull switch fitting protrusion 7 is inserted is formed in the center of the lamp holder 21 on the upper and lower surfaces thereof.
An insertion hole 38 through which the holder 1 is inserted is formed through the upper and lower surfaces. Further, on the other side of the upper surface of the lamp holder 21, a connector piece 40 that is connected to the connector 18 is provided protrudingly.
Guide pieces 41 are provided protruding from both sides of this connector piece 4o. Then, with this lamp holder 21 fitted into the fitting recess 5 of the cover 3, the pull switch fitting protrusion 7
is inserted into the insertion hole 37 and the drawstring 9 is pulled out, the translucent cover 12 of the night light installation part 11 is exposed to the insertion hole 38, and the connector piece 40 guides the engagement between the guide piece 41 and the guide hole 14. It is designed to be inserted and connected to the connector 18.

The reflective surface 4 on the outer surface of the cover 3 of the instrument body 1 is continuous to the lower surface and is formed into a substantially spherical arc shape as a whole, and the diameter of the reflective surface 4 formed on the lower surface of the approximately spherical arc surface 4 is The lower surface portion 42 of the lamp holder 21 that is fitted into the fitting recess 5 that crosses the direction is also formed in a substantially spherical arc shape, so that when the lamp holder 21 is fitted into the fitting recess 5 of the instrument main body 1, , the instrument body 1
The curved surface of the substantially spherical arc-shaped lower surface portion of the reflecting surface 4 and the substantially spherical arc-shaped curved surface of the lower surface portion 42 of the lamp holder 21 are formed into a curved surface similar to the road surface. Further, the lower surface portion 42 of the lamp holder 21
are also formed on the reflective surface as necessary.

Next, the operation of this practical example will be explained.

The lamp pin of the base 26 of the large-diameter lamp 22 is connected to the lamp socket 27 and held in the holding part 28 on the lower side of one holding arm 24 of the lamp holder 21, and held on the lower side of the other holding arm 25. 32 , and the lamp pin of the cap 29 of the small-diameter lamp 23 is connected to the lamp socket 30 to the upper holding portion 31 of one holding arm 25 and held therein, and the upper holding portion 33 of the other holding arm 25 is connected to the lamp socket 30 . The lamps 22 and 23 are held in the lamp holder 21.
to hold. When the lamp holder 21 holding the lamps 22 and 23 is fitted into the fitting recess 5 of the instrument body 1, the elastic locking pieces 34 on both sides of the lamp holder 21 fit into the locking holes 6 of the instrument body 1. The lamp holder 21 is removably locked mechanically and is fitted and held in the fitting recess 5 of the instrument body 1. At this time, the insertion hole 37 in the center of the lamp holder 21
The pull switch fitting protrusion 7 is inserted into the hole, the night light installation section 11 is inserted through the insertion hole 38, the pull cord 9 of the pull switch 8 is pulled out from the insertion hole 37, and the night light installation section 11 is made of transparent material. The cover 12 is exposed to the insertion hole 38, the connector piece 40 is inserted and connected to the connector 18 by the engagement guide between the guide piece 41 and the guide hole 14, and the lamp socket 27° 30 is connected to the lighting circuit of the circuit board 16. Ru. In this state, the lower surface portion 42 of the lamp holder 21 forms a curved surface similar to the reflective surface 4 of the appliance body 1 and the road surface.

Also, when replacing the lamps 22, 23, etc., please
5, press the operating piece 35 of the lamp holder 21 to release the locking piece 34 from the locking hole 6, and then remove the lamp holder 21 from the locking hole 6.
When the lamp 22. is removed from the fitting recess 5 of the instrument body 1, the lamp 22.
' 23 allows the lamp holder 21 to be separated from the instrument main body 1 in a state where it is attached to the lamp holder 21. Then, the lamp holder 21 is carried to a low position where the lamps 22, 23 can be easily replaced, and placed on a desk surface, for example, as shown in FIG. 7, so that the lamps 22, 23 can be easily replaced. When holding this lamp holder 21, the lamp 2 with a large tube diameter
2 is located on the lower side, the lamp holder 21 can be stably placed, and the lamps 22 and 23 can be easily replaced.

〔Effect of the invention〕

According to the present invention, there is a holding part that holds a plurality of annular lamps having different tube diameters, and a plurality of lamps that are formed in each of the plurality of holding parts and that are held in the holding parts are electrically connected to each other. The lamp holder has a lamp socket and is formed into an elongated shape, and the lamp holder has a reflective surface and is mechanically and removably attached to the reflective surface with a lamp held in each of the holders. and a fixture body for electrically connecting a lamp socket, the lamp holder having upper and lower holding parts each holding a plurality of lamps, each holding part holding a ring-shaped lamp having a large tube diameter. Since the part is formed on the lower side, the lamp holder can be attached to and removed from the fixture body while the lamp is attached to the lamp holder, and the lamp holder can be carried to a low position where it is easy to replace the lamp, making it easy to replace the lamp. In addition, when holding the lamp holder, the lamp with the larger tube diameter is located at the bottom, providing good stability, allowing the lamp holder to be placed stably, and making it easy to replace the lamp. .

[Brief explanation of drawings]

Fig. 1 is a perspective view of a lighting fixture showing an embodiment of the present invention, Fig. 2 is a perspective view showing the above lamp attached, Fig. 3 is an exploded perspective view of the above lamp, and Fig. 4 is a lamp holder. FIG. 5 is an exploded perspective view of the main body of the above luminaire, FIG. 6 is a longitudinal sectional front view of the luminaire, and FIG. 7 is a front view showing a state in which the lamp holder is placed. 1. Apparatus body, 21. Lamp holder, 22° 23.
・Lamp, 27. 30... Lamp socket, 28°3
1, 32.33... Lamp holding part.

Claims (1)

[Claims] (1) A plurality of annular lamps with different tube diameters, a holding part that holds each of the plurality of lamps, and an electrical connection formed in each of the plurality of holding parts and holding the plurality of lamps held in this holding part. A lamp holder is formed into an elongated shape and has a lamp socket to be connected to the lamp holder. The lamp holder has upper and lower holding parts for holding a plurality of lamps, and each holding part has a holding part for holding an annular lamp with a large tube diameter on the lower side. Lighting equipment characterized by: