JPH02260316A - Lighting device - Google Patents

Abstract

PURPOSE:To prevent an erroneous installation as connection of a lamp holding body of a different kind by forming, on a connector, a connector receiving hole to which a connector piece is inserted and connected and a guard receiving hole to which a guard corresponding to the machine size is inserted. CONSTITUTION:When a lamp holding body 22 having lamps 23, 24 installed and held thereon is fitted to the fitting recessed part 5 of an equipment body 1, elastic locking pieces 44 on the both sides of the lamp holding body 22 are elastically and mechanically locked by locking holes 6 of the equipment body 1 in such a manner as to be attachable and removable, whereby the lamp holding body 22 is fitted to and held by the fitting recessed part 5 of the equipment body 1. At this time, a connector piece 40 is inserted and connected to the connector piece receiving hole 20 of a connector 16 by the engaging guide of guards 43 with guard receiving holes 21, only when the forms according to machine size of the guards 43 and the guard receiving holes 21 mutually coincide.

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 type is disclosed in, for example, Japanese Patent Application Laid-Open No. 57-12.
As described in Japanese Patent No. 6003, a structure was adopted in which a lamp held by a lamp holder detachably attached to the fixture body was connected to a lamp socket provided in the fixture body.

(Problems to be Solved by the Invention) In the above-mentioned conventional lighting fixtures, when the fixture bodies of multiple models with different lamp powers are formed with the same structure, there is a problem that there is a risk of incorrect installation of lamps of different models. have.

The present invention was made in view of the above problems, and even if the main bodies of multiple types of lamps with different lamp powers are configured in common,
To provide a lighting fixture that is free from the risk of incorrect installation, such as when a lamp holder of a different model is connected.

[Structure of the invention]

(If! Means for Solving the Problem) The lighting fixture of the present invention has a fixture body and a lamp socket electrically connected to the fixture body, and is mechanically detachably attached to the fixture body. comprising a lamp holder and an annular lamp attached to the lamp holder,
A fitting recess into which the lamp holder is fitted is formed in the fixture main body, a connector for supplying power to the lamp socket of the lamp holder is provided in the fitting recess, and the lamp holder is fitted into the fixture main body. A connector piece is provided protrudingly to be connected to the connector and electrically connected to the lamp socket by fitting into the recess, and a guard having a shape corresponding to the model is protrusively provided opposite to the connector piece, The lamp holder has a connector receiving hole into which the connector piece is inserted and connected to the connector, and a guard receiving hole into which a guard corresponding to the model is inserted, and has a guard having a shape that matches the guard receiving hole of the connector. A feature of this device is that it can be attached to the main body of the device.

(Function) In the lighting fixture of the present invention, when the lamp holder is fitted into the fitting recess in the fixture body, the lamp holder is mechanically held in the fixture body, and the connector piece of the lamp holder is connected to the fixture body. The lamp holder can be easily attached to the lamp holder. Then, only the lamp holder has a guard shaped according to the model, which is provided opposite to the connector piece protruding from the lamp holder, and the connector piece is connected to the connector by the engagement between the guard and the guard receiving hole, and the connector piece is connected to the device body. This prevents the lamp holder from being incorrectly attached to a different model of fixture.

(Example) Next, the configuration of an embodiment of the present invention will be explained with reference to the drawings.

Reference numeral 1 denotes a main body of the device, which is composed of a plate-shaped base plate 2 with an opening at the bottom and a main body cover 3 having a substantially spherical arc surface.The outer surface of this main body cover 3 is a white diffuse reflection surface or a silver reflection surface. is formed on the reflective surface 4 of. A diametrically elongated lamp holder fitting recess 5 is formed in the reflecting surface 4. Locking holes 6 are formed in the left and right central portions of both side surfaces of the fitting recess 5, respectively, and furthermore, the device main body 1
A pull switch fitting protrusion 7 is formed at the center of the inner bottom surface of the fitting recess 5 , and an insertion hole 10 for the pull cord 9 of the pull switch 8 is formed in the lower surface of the fitting protrusion 7 . moreover,
A connector hole 11 is formed on one side of the inner bottom surface of the fitting recess 5 . Further, on the other side of the inner bottom surface of this fitting recess 5, a substantially cylindrical night light arranging part 12 is protruded, the lower surface of this night light arranging part 12 is opened, and furthermore, this night light arranging part 12
A translucent cover 13 is removably fitted to the. In addition, a semicircular concave arc-shaped operating portion 1 is provided at the outer edge of both sides of the center portion of the lamp holder fitting recess 5 formed on the outer surface of the main body cover 3.
4 is formed.

Further, reference numeral 15 denotes a circuit board formed in a substantially rectangular shape, and to one side of this circuit board 15, components forming a lighting circuit such as the pull switch 8, an inverter circuit, an electronic ballast circuit, etc. are connected. The circuit board 15 is fitted onto the inner surface of the main body cover 3, and the peripheral edge of the circuit board 15 is secured by a plurality of locking claws (not shown) protruding from the inner surface of the main body cover 3. This circuit board 1 is clamped and locked.
5 is arranged inside the main body cover 3. A connector 16 is attached to one side of the pull switch 8 attached to the inner surface of the circuit board 15 at approximately the center thereof. Then, with this circuit board 15 fitted to the main body cover 3, the lower part of the pull switch 8 is disposed in the pull switch fitting protrusion 7, and the pull switch is inserted through the lower surface insertion hole 10 of the fitting protrusion 7. The drawstring 9 of 8 is inserted into the insertion hole 10
A light emitting diode 17 pulled out from the circuit board 15 and connected to the circuit board 15 is arranged in the night light arrangement part 12,
Further, the lower surface of the connector 16 faces the connector hole 11 formed in the inner bottom surface of the fitting recess 5. The locking step 18 formed on the side surface of the connector 16 is locked to a locking hook 19 that is located inside the fitting recess 5 of the main body cover 3 and protrudes.

This appliance body 1 has lamp power, for example, a 32W lamp, a 62W appliance to which a 30W lamp is attached, and 4 lamps.
A 0W lamp and a 72W fixture for mounting a 32W lamp are commonly configured, and the lower surface of the connector 1G has a connector piece receiving hole that faces the connector hole 11 opened at the inner bottom surface of the fitting recess 5. 20 and a guard receiving hole 21 having a shape depending on the model.

Next, reference numeral 22 denotes a lamp holder that is fitted into the fitting recess 5 of the instrument main body 1, and this lamp holder 22 is formed into a substantially elongated shape, and the negative side has annular shapes with different large and small tube diameters on the upper surface. Socket arm 2 provided with lamp sockets 26 and 27 to which lamp pins of bases 25 of lamps 23 and 24 are connected.
A lamp holding arm 31 is provided on the other side with a holding part 29, 30 for elastically holding the lamp 23, 24 on the upper surface thereof, and a lamp holding arm 31 is provided on the other side with a holding part 29, 30 that elastically holds the lamp 23, 24. It is arranged in an inclined manner. The socket arm 28 is formed of a two-split arm member 32.33, and the lamp socket 26 is attached to this arm member 32.33.
．． The lamp receiving part 3 has an insertion hole 34 through which the lamp pin of the base part 25 of the lamp 23 and 24 forming the lamp 27 is inserted.
5 is formed, and conductor storage portions 361 in which connection conductors 36 are respectively disposed are formed inside the insertion holes 34. Then, the lamps 23 and 24 inserted through the insertion hole 34
The lamp pins are each connected to a connecting conductor 36. Also, both arm members 32. The socket circuit boards 38 each having a conductive pattern 37 formed on both sides thereof to be connected to the connection conductor 36 are sandwiched between the socket circuit boards 38 and are fixedly connected using screw members or the like. Further, a connector piece 40 is formed at the base of the socket circuit board 38 and is inserted into the connector piece receiving hole 2G of the connector 16. Further, a flange portion 42 is protruded from the base of the arm member 32, 33 and is engaged with the inner periphery of a mounting hole 41 formed at the lower portion of one side of the lamp holder 22. Further, at the base of the arm members 32 and 33, there are guards 43 shaped according to the model to be inserted into the guard receiving hole 21 of the connector 16. For example, as shown in the figure, one guard 431 is a straight line, and the other The guards 43b, 43b are divided into two, or one guard 43b, 43b is divided, and the other guard 431 is integrally protruded as a straight line.

The lamp holder 22 also has a locking mechanism that is removably locked in the locking hole 6 of the device main body 1 at the center of both sides, for example, an operation piece portion formed with elastic locking pieces 44 on both sides. 45 is formed with a cut groove 46, and when this lamp holder 22 is fitted into the fitting recess 5 of the instrument main body 1, the locking piece 44 is elastically engaged with the locking hole 6, and this lamp holding body 45 is formed with a cut groove 46. A body 22 is adapted to be attached to the instrument body 1. When the central operating piece 45 is pressed from the operating section 14 of the instrument main body 1, the locking piece 44 of the lamp holder 22 is released from the locking hole 6, and the lamp holder 22 is moved into the fitting recess. It can be removed from 5 onwards.

Further, an insertion hole 47 through which the pull switch fitting protrusion 7 is inserted is formed in the center of the lamp holder 22 on the upper and lower surfaces, and the night light installation portion 1 is located on the other side of the insertion hole 47.
An insertion hole 48 through which the holder 2 is inserted is formed through the upper and lower surfaces. Further, the connector piece 40 and the connector piece 40 are provided on one side of the upper surface part 49 of the lamp holder 22, which is a joining surface to be joined to the inner bottom surface of the fitting recess 5 of the appliance main body 1.
Guards 43 are provided protrudingly opposite to both sides of. Then, with this lamp holder 22 fitted into the fitting recess 5 of the main body cover 3, the pull switch fitting protrusion 7 is inserted into the insertion hole 47 and the pull cord 9 is pulled out, and the night light installation part 12 is pulled out. The transparent optical power bar 13 is exposed to the insertion hole 48, and the connector piece 40 is inserted into the guard 43 and the guard receiving hole 21 only when the shapes of the guard 43 and the guard receiving hole 21 match.
It is designed to be inserted and connected to the connector piece receiving hole 20 of the connector 16 by the engagement guide with the connector 16.

The reflective surface 4 on the outer surface of the main body cover 3 of the instrument main body 1 is formed in a substantially spherical arc shape as a whole, continuing to the lower surface, and a reflective surface 4 is formed on the lower surface of the substantially spherical arc surface. The lower surface portion 50 of the lamp holder 22 that is fitted into the fitting recess 5 that traverses in the diametrical direction is also formed into a substantially spherical arc shape.
When fitted into the fitting recess 5 of the instrument body 1, the curved surface of the substantially spherical arc-shaped lower surface of the reflective surface 4 of the instrument main body 1 and the substantially spherical arc-shaped lower surface of the lower surface 5G of the lamp holder 22 A curved surface is formed on the curved surface of the road surface. Further, the lower surface portion 50 of the lamp holder 22 is also formed into a reflective surface as required.

Next, the operation of this embodiment will be explained.

Connect the lamp pin of the base portion 25 of the large-diameter lamp 23 to the lamp socket 26 on the lower side of one socket arm 28 of the lamp holder 22, and fit it into the lower holding portion 29 of the other lamp holding arm 31 from above. The lamp pin of the cap part 25 of the small-diameter lamp 24 is inserted and connected to the upper lamp socket 27 of one socket arm 28, and the lamp pin of the base part 25 of the small-diameter lamp 24 is fitted and held from above into the upper holding part 30 of the other lamp holding arm 31. The lamps 23 and 24 are held in the lamp holder 21 by the following steps. When the lamp holder 22 holding the lamps 23 and 24 is fitted into the fitting recess 5 of the instrument body 1, the elastic locking pieces 44 on both sides of the lamp holder 22 engage the locking holes 6 of the instrument body 1. The lamp holder 22 is mechanically and elastically locked in a detachable manner, and the lamp holder 22 is fitted and held in the fitting recess 5 of the instrument main body 1. At this time, connector piece 40
is inserted into the connector piece receiving hole 2o of the connector 16 by the engagement guide between the guard 43 and the guard receiving hole 21 only when the shapes of the guard 43 and the guard receiving hole 21 match the model, and the lamp socket 26.27 is connected to the lighting circuit of the circuit board 15. If the shape of the connector piece 4° does not match the shape of the guard 43 and the guard receiving hole 21 depending on the model, the guard 43 will not be engaged with the guard receiving hole 21.
The lamp holder 22 is not attached to the instrument body 1. Further, the pull switch fitting protrusion 7 is inserted into the insertion hole 47 in the center of the lamp holder 22, and the night light installation portion 12 is inserted into the insertion hole 47.
8, and the pull cord 9 of the pull switch 8 is inserted into the insertion hole 47.
is pulled out, and the translucent cover 13 of the night light casing 12 is exposed to the insertion hole 48. At this time, when the connector piece 40 is connected to the connector 16, etc., the lamp holder 22
The connector piece 40 is protected by guards 43 protruding from both sides, so that the connector piece 40 does not come into contact with the instrument body or the like, and there is no risk of damage. Also, connector piece 4
0 is connected to the connector 16, the circuit board 15 is not deformed by pressure and the connector piece 40 is reliably connected to the connector 16. In this state, the lamp holder 22
The lower surface portion 50 forms a curved surface that is similar to the reflective surface 4 of the instrument body 1 and the road surface.

Also, when replacing the lamps 23, 24, etc., please
4 to release the lock between the locking piece 44 and the locking hole 6, and then press the operation piece 45 of the lamp holder 22 from the lamp holder 22.
When the lamp 23. is removed from the fitting recess 5 of the instrument body 1, the lamp 23.
24 allows the lamp holder 22 to be separated from the instrument main body 1 while attached to the lamp holder 22. Then, the lamp holder 22 is moved to a low position where the lamps 23, 24 can be easily replaced, and the lamps 23, 24 can be easily replaced.

〔Effect of the invention〕

According to the present invention, the lamp holder is provided with a connector for supplying power to the lamp socket of the lamp holder in the fitting recess into which the lamp holder is fitted, and the lamp holder is fitted into the fitting recess of the apparatus main body. A connector piece that is connected to the connector and electrically connected to the lamp socket is provided protrudingly, and a guard of a shape corresponding to the model is provided protrudingly opposite to this connector piece, and the connector piece is inserted into the connector and connected. A connector receiving hole and a guard receiving hole into which a guard according to the model is inserted are formed, and a lamp holder with a guard shaped to match the connector's guard receiving hole can be attached to the fixture body, so the lamp can be attached. When attaching the held lamp holder to the fixture body, this lamp holder must have a guard shaped according to the model of the fixture body.The connector piece is connected to the connector that supplies power to the lamp socket, and the lamp holder is attached to the fixture body. Even if the lamp holder is attached to the main body and the lamp holder is configured to be common to different types of appliances, there is no possibility of incorrect attachment of the smaller lamp holder of the model, and the lamp holder can be attached and removed safely. It can be configured in common for different types of appliances, improving economic efficiency.

[Brief explanation of drawings]

Fig. 1 is a perspective view of the illuminator according to 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. Figure 5 is an exploded perspective view of the main body of the above fixture, Figure 6 is a longitudinal sectional front view of the lighting fixture, Figure 7 is an exploded front view 1 of the socket arm of the above, and Figure 8 is an exploded view of the lamp socket part of the same. Perspective view, No. 9
The figure is a bottom view of the connector. 1. Instrument body, 5. Fitting recess, 1G. Connector,
20... Connector piece receiving hole, 21... Guard receiving hole, 2
2...Lamp holder, 23.24...Lamp, 26, 2
7. Lamp socket, 40. Connector piece, 43.
·guard. Hot staff

Claims (1)

[Claims] (1) An appliance body, a lamp holder having a lamp socket electrically connected to the appliance body and mechanically detachably attached to the appliance body, and an annular lamp attached to the lamp holder. A fitting recess into which the lamp holder is fitted is formed in the fixture main body, a connector for supplying power to the lamp socket of the lamp holder is provided in the fitting recess, and the lamp holder is connected to the fixture. Protrudingly providing a connector piece that is connected to the connector and electrically connected to the lamp socket by fitting into the fitting recess of the main body,
A guard having a shape corresponding to the model is provided protrudingly opposite to the connector piece, and a connector receiving hole into which the connector piece is inserted and connected to the connector and a guard receiving hole into which a guard corresponding to the model is inserted are formed in the connector. A lighting fixture, characterized in that a lamp holder having a guard having a shape that matches the guard receiving hole of the connector can be attached to the fixture body.