JPH02257510A - Lighting fitting - Google Patents

Abstract

PURPOSE:To form the lighting fitting at a low cost with a reduced number of parts by integrally forming a lampsocket-equipped socket arm and an annular lamp holding arm to form a lamp holder which is detachably attached to the fitting main body for simplifying exchange work of lamps. CONSTITUTION:A lamp holder 21 comprises a socket arm 24 formed integrally with a holding arm 25 including holding portions 32, 33 for holding respective lamp sockets, the socket arm 24 including lamp sockets 27, 30 which are electrically connected to the fitting main body 1 when attached to the main body 1. The lamps can thereby be attached/detached to/from the fitting main body 1 while being mounted to the holder 21, and so exchange work for the lamps can be easily carried out in a place convenient for handling them. In the case of attaching/detaching the holder 21 to/from the main body 1, there is no necessity of performing operation of attaching/detaching lamps to/from lamp sockets, and also, since the lamp sockets 27, 30 are formed integrally with the holder 21, the lighting fitting can he obtained at a low cost with a reduced number of parts.

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) Conventional lighting equipment of this kind is, for example,
As described in Publication No. 0209, a lamp socket is connected to the appliance body via a cord, and a lamp holder for holding an annular lamp is detachably attached to the appliance body. .

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 main body of the device, and a lamp holder for holding an annular lamp is detachably provided on the main body of the device. ing.

(Problem to be Solved by the Invention) In the conventional structure described in the above-mentioned Japanese Utility Model Application Publication No. 56-130209, the lamp holder only holds the annular lamp;
In addition, when replacing a lamp, the lamp must be connected to and removed from the socket connected to the fixture using a cord from a high place, such as the ceiling, where the fixture is installed, resulting in poor operability. have.

Furthermore, even in the structure described in JP-A-57-126003, the lamp holder only holds the annular lamp, and when replacing the lamp, the operation of disconnecting the lamp from the socket must be done at a high place. This has the problem of poor workability.

The present invention has been made in view of the above-mentioned problems.The lamp holder is provided with a socket for mounting an annular lamp, and a holding portion for holding the annular lamp is provided. The lamp holder can be attached to and detached from the fixture body while the lamp is held in the lamp holder, without the need for attachment and detachment operations.
To provide a lighting fixture with good workability in attaching a lamp by removing a lamp holder from a fixture body to replace the lamp when replacing the lamp.

[Structure of the invention]

(Means for Solving the Problems) A lighting fixture of the present invention includes a fixture body, a lamp holder mechanically detachably attached to the fixture body, and a lamp socket electrically connected to the fixture body. , an annular lamp that is attached to the lamp socket and detachably attached to the lamp holder, and the lamp holder is electrically connected to the appliance body when the lamp holder is attached to the appliance body. This device is characterized in that a socket arm having a socket and a holding arm having a holding portion for holding the annular lamp are integrally formed.

(Function) In the lighting fixture of the present invention, the ring-shaped lamp is attached to the lamp socket of the socket arm of the lamp holder, the ring-shaped lamp is held in the holding part of the holding arm, and the lamp holder is attached to the lamp holder. Attach/detach. There is no need to attach or remove the lamp from the lamp socket when attaching or detaching the lamp holder to the fixture body, and when replacing the lamp, the lamp holder can be removed from the fixture body in a high place and placed in a lower position. The lamp holder can be disconnected from the lamp holder and the lamp can be removed from the holder, and there is no need to connect the lamp holder to the fixture body with a cord, improving wiring performance.

(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. 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 IO for a pull string 9 of the pull switch 8 is formed in the lower surface of the fitting protrusion 7 . Furthermore, a substantially cylindrical night light installation part 11 is protruded from one side of the inner bottom surface of the fitting recess 5, the lower surface of this night light installation part 11 is open, and the night light installation part 11 is transparent. A light 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 this circuit board 16, and a connector 18 is attached to the inner surface of this circuit board 16 at one side of the pull switch 8. 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 into the cover 3, the lower part of the pull switch 8 is arranged in the pull switch fitting protrusion 7, and the pull string 9 of the pull switch 8 is inserted through the lower surface insertion hole 10 of the fitting protrusion 7. A light emitting diode 19 pulled out from the circuit board 10 and connected to the circuit board 16 is arranged in the night light arrangement section 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 20 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. A socket arm 24 and a holding arm 25, which elastically hold the lamps 22 and 23 in a removable manner, are integrally provided so as to be inclined outwardly and downwardly. The base 26 of the lamp 22
A holding part 28 having a lamp socket 27 to which the lamp pin of the small-diameter lamp 23 is connected is provided, and a holding part 31 having a lamp socket 30 to which the lamp pin of the base part 29 of the small-diameter lamp 23 is connected is provided above the socket arm 24. There is.

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.

From the operating section 15 of the instrument main body 1 to 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.
This connector piece 40 is electrically connected to the lamp sockets 27 and 30 through a circuit board or the like, and guide pieces 41 are protruded from both sides of this connector piece 40. Then, with the 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, and the night light casing 11 is transparent. The optical cover 12 is exposed to the insertion hole 38, and the connector piece 40 is inserted and connected to the connector 18 by being guided by the guide piece 41 and the guide hole 14.

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 of the reflecting surface 4 and the substantially spherical arc-shaped curved surface of the lower surface 42 of the lamp holder 21 are formed into a curved surface of 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 embodiment will be explained.

The lamp pin of the base part 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 socket arm 24 of the lamp holder 21, and is held on the lower side of the other holding arm 25. The lamp pin of the cap 29 of the small-diameter lamp 23 is connected to the lamp socket 30 and held by the upper holding part 31 of one socket arm 25, and the upper holding part 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 by holding them in place. 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 3 on both sides of the lamp holder 21
4 is removably mechanically locked in the locking hole 6 of the device main body 1, and this lamp holder 21 is fitted and held in the fitting recess 5 of the device main body 1. At this time, the pull switch fitting protrusion 7 is inserted into the insertion hole 37 in the center of the lamp holder 21, the night light installation part 11 is inserted into the insertion hole 38, and the pull cord 9 of the pull switch 8 is inserted into the insertion hole 37. is pulled out, and the night light installation part 1
The light-transmitting cover 12 of the lamp socket 27.
30 is connected to the lighting circuit of the circuit board 16.

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, the operation piece 35 of the lamp holder 2I is released from the locking piece 34 and the locking hole 6, and the lamp holder 21 is removed from the fitting recess 5 of the instrument body 1. .2
3 is the lamp holder 2 when attached to the lamp holder 21.
1 can be separated from the instrument body 1. The lamp holder 21 is then moved to a lower position where the lamp 22.23 can be easily replaced, and the lamp 22.23 is moved to the lamp socket 27. Remove from lamp 22 from 30. 23 can be easily replaced. When holding this lamp holder 2I, the lamp 22 with a larger tube diameter is located at the bottom, providing good stability, allowing the lamp holder 21 to be placed stably, and replacing the lamps 22 and 23 easily. Can be done.

〔Effect of the invention〕

According to the present invention, the lamp holder includes a socket arm having a lamp socket that is electrically connected to the appliance body when attached to the appliance body, and a holding arm having a holder for holding the annular lamp. Since it is integrally formed, 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. Moreover, when attaching and detaching the lamp holder to the fixture body, there is no need to attach or detach the lamp to the lamp socket, making it easy to replace the lamp.The lamp holder is integrally formed with the lamp holder, and no parts They are small in number and can be obtained at low cost.

[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 lighting device, and FIG. 6 is a longitudinal sectional front view of the lighting device. 1... Instrument body, 21... Lamp holder, socket arm, 25. Lamp socket, 32° 4... Reflective surface of instrument body 1, 22, 23... Lamp, 24... Holding arm, 27. 30φ・33・・Lamp holding part.

Claims (1)

[Claims] (1) An appliance body, a lamp holder mechanically detachably attached to the appliance body, a lamp socket electrically connected to the appliance body, and a lamp holder attached to the lamp holder and detachable from the lamp holder. a ring-shaped lamp that can be freely attached, the lamp holder holding the ring-shaped lamp and a socket arm having the lamp socket that is electrically connected to the apparatus body when attached to the apparatus body; A lighting device characterized in that a holding arm having a holding portion is integrally formed.