JPH0740445B2 - lighting equipment - Google Patents

Description

TECHNICAL FIELD The present invention relates to a lighting fixture.

[Background technology]

A conventional lighting device for two different wattage lamps has two lamp sockets with lead wires, each of which is connected to the main body of the device by the lead wire.

However, there is a drawback in that it is difficult to distinguish which of the lamp sockets for high wattage or low wattage is mounted at the time of mounting the lamp, which makes the mounting of the lamp complicated.

[Object of the Invention]

An object of the present invention is to provide a luminaire having a plurality of lamp sockets of different watts, in which the lamp sockets can be easily distinguished.

[Disclosure of Invention]

The present invention comprises a fixture main body and a lamp holder having at one end a connector portion attached to a mounting portion near the periphery of the fixture main body, the lamp holder being a low wattage lamp connection projecting from the bottom side of the fixture main body. A low wattage lamp having a portion at the other end, a high wattage lamp connecting portion extending from an intermediate portion between the connector portion and the low wattage lamp connecting portion and protruding from a side surface side of the appliance body, and It is characterized in that the connection portion is inclined to the outer side in the radial direction of the appliance body by approximately 45 degrees, and the high wattage lamp connection portion is inclined in the same direction as the low wattage lamp connection portion. .

According to the configuration of the present invention, since the lamp connecting portions having different wattages are integrally provided on the lamp holder, the lamp connecting portions can be easily distinguished for each watt lamp, and the lamp can be easily mounted. The lamp holder has a connector part at one end and a low wattage lamp connecting part projecting from the bottom surface side of the fixture body at the other end, and extends from the intermediate part between the connector part and the low wattage lamp connecting part to the fixture body. Since it has a high wattage lamp connection portion protruding from the side surface of the device, the diameter of the device body can be made small, and the device height can be made low and thin, and can be led out from the side part of the device body when the device is attached. In addition, the low wattage lamp connection is tilted approximately 45 degrees to the outside of the fixture in the radial direction, and the high wattage lamp connection is tilted in the same direction as the low wattage lamp connection, further reducing the fixture height. In addition, it is easy to insert the lamp because the lamp connection part is easy to see. Further, since the low wattage lamp connection portion is arranged below the high wattage lamp connection portion, the attachment / detachment operation of the individual lamps becomes good.

Embodiment An embodiment of the present invention will be described with reference to FIGS. 1 to 23. In other words, this hanging-type ring-shaped two-lamp lighting fixture performs two lighting operations, one lighting operation (high-W side), bean ball lighting operation, and off operation, and is roughly hung on the ceiling. Cord 1, fixture body 2, compound socket 3, ballast
It is composed of 4,5. The instrument body 2 has a disc shape with a peripheral side wall 2'hanging down, the lower side is closed by a lower cover 2a, and a cord cover 2b is provided on the upper surface. The lower cover 2a and the device body 2 are butted at outer peripheral flanges 6 and 7 and are integrally connected by a screw 8 to form a component storage space such as a composite socket 3 therein and a large number of heat dissipation holes 2c (second and third (Fig.) Is formed, and at the same time, two lamp integrated type lamp support springs 10 are attached by screws 8. The umbrella-shaped cord cover 2b is attached to the central upper surface of the instrument body 2, and the cord 1 is passed through the cord adjuster 11.
The lower end of the connector is inserted into the cord cover 2b, is appropriately loosened, and is passed through the support tool 12 provided on the instrument main body 2 and the connector 1a is attached to the tip.
Is provided. The composite socket 3 (for example, FIGS. 5 and 6) has an outer shape of a strip plate, and is attached to the lower surface of the instrument body 2 substantially at the center, and ballasts 4 and 5 are attached to both sides thereof with screws 4'and 5 '. However, since the wattage is large, the heavy weight 32W or 40W step-up type ballast 5 is placed on the center side of the instrument body 2 and the 30W single-winding type ballast 4 is placed on the side away from the center, and the cord 1
Balances the weight when the instrument body 2 is hung. The composite socket 3 projects a pair of hooks 13 and 14 on its upper surface, and the hooks 13 and 14 are hooked in a mounting hole 15 formed inside the cord cover 2b of the instrument body 2 and a screw 16
And it is securely attached to the instrument body 2 by the cut and raised claws 17. This composite socket 3 has a lamp socket 18, a screw-in glow lamp socket 19, a swan-type glow lamp socket 20, a pull switch 21, a miniature ball socket 22, and a fuse as seen in plan view from one end in the longitudinal direction as shown in FIG. The holders 23 are arranged side by side on a substantially straight line. In the lamp socket 18, connector portions 26a, 26b at the upper end of a lamp holder 26 having lamp pin holes 24, 25 at the lower end are inserted into connection holes 27a, 27b which are mounting portions of the composite socket 3. In addition, each socket 19, 20, 2
The glow lamps 28, 29 and the miniature ball 30 are mounted on 2, and the ring-shaped lamps 31, 32 are mounted on the lamp support spring 10 and the support pieces 26c, 26d of the lamp holder 26. The composite socket 3 has a body 33 (FIG. 8) integrally forming the socket 19 and the like.
An electric circuit board 34 (Fig. 9) is provided inside the electric circuit board 34
The connector is formed so as to form the electric wiring shown in the figure, which is electrically connected to each of the lamps 28 and the like, is connected to the ballasts 4 and 5 by the lead wire 35, and is formed on the electric circuit board 34. Connector 1a for code 1 with pin 34a
Connected to.

The composite socket 3 has a body 33 made of a thermoplastic resin such as polypropylene and an electric circuit board 34 patterned with a conductive plate such as copper or brass. The body 33 comprises a base 36 and a cover 37. Glow lamps 28,29 and miniature balls 30 on base 36
Mounting holes 28a, 29a, 30a of the fuse holder 23, the mounting portion 21a of the pull switch 21 and the cord connector 1a are formed on the cover 37.
To form a storage portion 1b. Further, a large number of mounting frames 38 are provided upright on the outer periphery of the base 36, a guide taper 39 is formed on the inner side thereof, and a locking projection 40 is horizontally projected on the outer circumference of the cover 37, so that the locking projection 40 is formed. The guide taper 39 of the mounting frame 38 is guided and hooked to connect the two, and at the same time, the electric path plate 34 is clamped. Also glow lamps 28 and 29 and mini ball lamp 30
In order to secure the strength of the part that receives the force applied when attaching and detaching, the lamp holder 1 at the center of each socket 19, 22 of the base 36
9 ', 22' and the socket 20 are provided with a caulking projection 41 at the center thereof, a through hole 42 is formed in the cover 37, and the cover is formed by connecting
The upper end of the protrusion 41 protruding from the upper surface of 37 is fixed by caulking. On the other hand, in order to fix the electric path plate 34 to the base 36, the electric path plate 34 has a large number of rectangular holes 43 formed at predetermined positions in consideration of a portion to which a load is particularly applied, and the base 36 has pins corresponding to the rectangular holes 43.
44 is integrally formed, and the circuit board 34 is pressed against the base 36 to form a rectangular hole.
The pin 43 is press-fitted and fixed to the pin 44 as shown in FIGS. 10 and 11. At the time of this assembling, the electric path plate 34 and the base 36 are positioned by passing a jig through the guide holes 34a and 36a. Also cover
The pressing protrusion 45 that presses the circuit board 34 on the back side of 37 and the circuit board
Separation part 46 of 34 (which is connected to prevent separation of patterns at the time of manufacture, and is separated by pressing when separating the circuit board from the hoop material and mounting it on the base: only a part in FIG. 9) An insulating plate 47 is formed to insulate (shown) (FIG. 12). The hooks 13 and 14 that are attached to the instrument body 2 of the composite socket 3 are provided at intervals close to the maximum diameter of the cord cover 2b for stable locking, but the stopper 48 that abuts the lower surface of the instrument body 2 has a strength that does not affect the composite socket 3. It is provided in the vicinity of the sockets 18, 20, 22.

The assembly of the composite socket 3 will be briefly described. A nut 2 for screwing the screw 16 onto the upper end of the boss 21b of the base 36.
1c, switch base 21e on base 36 and nut 2
Hold down 1c. Next, the electric path plate 34 is pressed onto the base 36, and the lower end of the shaft 21h of the switch block 21g is caulked and fixed in the shaft hole 21f of the switch base 21e via the electric path plate 34. The cover 37 is put on the electric path plate 34 and fixed to the base 36. In addition,
Reference numeral 23a is a fuse, and 23b is a holding cap thereof, which is attached / detached from an insertion hole 23c formed in the instrument body 2. Further, 49 is a mounting piece, and the cut and raised claw 17 is inserted into the hole and twisted to be mounted. A noise prevention capacitor 52 is inserted into the insertion hole 53 of the glow lamp socket 19 and connected in parallel with the terminal of the socket. 54 is a switch arm to which a drawstring is connected. Further, the portion forming the central contact pieces 51a, 22a of the sockets 19, 22 of the electric circuit board 34 is the base.
Since it is bent vertically when it is installed on the 36, it is fixed to the cover 37 and then bent in a horizontal position.

In such a lighting fixture, the lamp holder 26 will be described in more detail. This is an integrated lamp holder having different wattages, and the outer shape is bifurcated from the upper end to the first and second arms 55. , 56 extend, and a pair of connector parts 26a, 26b are provided above the upper end in the same direction as the arrangement direction of the arms 55, 56.
Is protruding. The second arm 56 is for low W and the connector portion 26b
Of the instrument main body 2 attached to the instrument main body 2 at the bottom of the instrument main body 2 at the lower end thereof.
The lamp pin hole 25, which serves as a low wattage lamp connecting portion, is formed on the lower surface of the lamp pin at an angle of about 45 degrees outward in the radial direction. The first arm 55 is for high W, extends from the middle of the connector portion 26b and the low wattage lamp connecting portion, protrudes outward by the side portion of the appliance body 2, and is inclined in the same direction as the low wattage connecting portion. A lamp pin hole 24, which is a high wattage lamp connecting portion, is formed on the lower surface of the lever, and a lamp pin support piece 26 is further provided at the lower end of each arm 55, 56.
It forms c and 26d. With this configuration, the connector portions 26a and 26b are provided above the second arm 56, and when the connector portions 26a and 26b are inserted into the connection holes 27a and 27b of the composite socket 3 attached to the instrument body 2, As shown in FIG. 1, the first arm 55 extends laterally of the instrument body 2, and the second arm 56 is located below the instrument body 2. As a result, by exposing the high W side to the side of the fixture body 2, only the low W side is below the fixture body 2, so the height from the upper surface of the fixture body 2 to the lower end of the lamp holder 26 on the low W side. The size can be made smaller and smaller. Further, since the connecting portions of the connector portions 26a and 26b are located above the low W side, the outer diameter of the instrument main body 2 can be reduced and the size can be reduced.

As shown in FIG. 19, the connector portions 26a and 26b have taper portions 57 having tapered upper ends on both side surfaces, and locking projections 58 are provided on the upper ends thereof.
Is provided so as to facilitate insertion of the composite socket 3 formed in a concavo-convex shape corresponding to the side surface shape of the connector portions 26a, 26b into the connection holes 27a, 27b. In addition, the terminals 59 are
Are arranged along the inclination, and the connection hole 27 of the electric circuit board 34 is
The shapes of the contact pieces 18a and 18b located at a and 27b are achieved only by bending and facilitate electrical contact. For attaching the holder 26, outward hooks 60 are formed at both ends of the connector portions 26a, 26b in the arrangement direction, and locking projections 61 are formed on both sides of the intermediate portion of the holder 26. This holder 26
Inserts the connector portions 26a, 26b into the connection holes 27a, 27b to lock the hooks 60 in the connection holes 27a, 27b, and when the composite socket 3 is attached to the device body 2, the locking projection 58 is The holder 26 is positioned by fitting it into the locking hole 2d formed in 2, and at this time, the upper surfaces of the connector portions 26a and 26b contact the lower surface of the instrument body 2 as a stopper. Further, by attaching the lower cover 2a to the instrument main body 2, the locking projections 61 are secured by the notches 63.
The holder 26 is clamped and fixed by the instrument body 2 and the lower cover 2a. Needless to say, the insertion direction of the connector portions 26a, 26b is perpendicular to the horizontal plane of the electric path plate 34 of the composite socket 3. With such a configuration, strength and connection are stable against an inward force by the lamp support spring 10, dimensional stability of the holder 26 and the like is improved, and contact is made by aligning the terminal directions when multiple lamps are used. It is stable, and four electric circuit pieces or lead wires, which will be described later, are arranged on the same surface of the holder 26, so that the structure is simple, and the manufacturing is easy and the cost is low.

The lamp holder 26 includes a body 62, a pair of lids 63, and a plurality of electric path pieces 64. The body 62 and the lid 63 are made of a thermoplastic resin such as polypropylene, the body 62 has an H-shaped cross section, and the electric path piece guide strips 67 are provided in the recesses 65 and 66 on both sides thereof.
And a press-fitting boss 68 are formed, and the connector portion is formed on the upper end.
26a, 26b are integrally formed, and a guide groove 73 is formed on a side portion thereof and a caulking projection 74 is provided at an end portion of the guide groove 73, while a lower end portion is provided with a lamp socket hole 24, 25. The storage recess 79 is formed inside and the lamp support piece 26
It forms c and 26d. The lamp support pieces 26c, 26d
Since the material has elasticity depending on the material, it does not hinder the insertion of the lamps 31, 32. The lid 63 fits inside the recesses 65 and 66 on both sides, and the locking projection 61 is formed on the outer surface, and the press-fitting boss 68 is formed on the inner surface.
A press-fitting projection 69 is formed to face the electric path piece guide strip 67, a pressing projection 70 is formed to face the electric path piece guide row 67, and an insulating plate 71 is formed to insulate the separation portion 72 when the electric path piece 64 is pressed. is doing. The electric path pieces 64 are formed of a conductive plate, and two electric path pieces 64 are provided in the concave portions 65 and 66 on both sides of the body 62 in accordance with each wattage. Each electric path piece 64 is formed by pressing and a pair is integrally connected by the separating portion 72, the lower end is provided with a lamp pin receiver 75 serving as a lamp contact piece, and the upper end is formed with the terminal 59. Is integrally formed by bending along the inclined surfaces of the connector portions 26a, 26b. The lamp pin receiver 75 is formed by bending a plate-like body into a cylindrical shape and extending a mounting piece 76 at one end thereof.The lower end of the electric path piece 64 is bent by a length corresponding to the radius 72a of the lamp pin receiver 72 ( 77), the attachment piece 78 is held at the tip thereof, and the electric path piece 64 is crimped and fixed in a state of being bent in the width direction (FIGS. 22 and 23). With such a configuration, both side recesses
Since the electric path pieces 64a, 64b of the same watt disposed in the parts 65, 66 are left-right symmetric except that the bending direction of the terminal 59 is different, the parts of the left and right electric path pieces can be shared. Assemble the lamp pin receiver 75 in the recess 79 formed corresponding to the lamp pin receiver 75 of the recesses 65, 66 on both sides of the body 62, and support the electric path piece 64 on the guide ridge 67 of the recesses 65, 66 on both sides to guide the terminal 59 to the guide groove. Place it in 73 and crimp the end with the crimp 74 (Fig. 20). In this state, the lid 63 may be fitted into the recesses 65 and 66 on both sides, and the protrusion 69 may be press-fitted into the press-fitting boss 68. As a result, the lamp pin receiver 75 is located inside the lamp socket holes 24 and 25, and the electric path piece 64 is held by the pressing protrusion 70.
It is pressed down and the separating portion 72 is insulated and separated by the insulating plate 71. The insulating plate 71 may be provided on the body 62 side.

Further, in this embodiment, the connection holes 27a and 27b, which are the mounting portions on the instrument body 2 side, are common, and the combination of wattages is, for example, 32 and 30 watts, 30 and 40 watts, 20 and 32 watts, 20 and 40.
It can also be applied to different lampholders for each combination such as watts. Further, by disposing the low wattage lamp connecting portion (25) below the high wattage lamp connecting portion (24), the detaching operation of the individual annular lamps 31, 32 becomes good. In addition, the lamps are positioned accurately and are arranged in a concentric circle.
It is possible to set the best points with little thermal effect on 31,32 and ballasts 4 and 5.

〔The invention's effect〕

According to the present invention, since the lamp connecting portions having different wattages are integrally provided in the lamp holder, the lamp connecting portions can be easily distinguished from each other for each watt lamp and the lamp can be easily mounted. The lamp holder has a connector part at one end and a low wattage lamp connecting part projecting from the bottom surface side of the fixture body at the other end, and extends from the intermediate part between the connector part and the low wattage lamp connecting part to the fixture body. Since it has a high wattage lamp connection portion protruding from the side surface of the device, the diameter of the device body can be made small, and the device height can be made low and thin, and can be led out from the side part of the device body when the device is attached. In addition, the low wattage lamp connection is tilted approximately 45 degrees to the outside of the fixture in the radial direction, and the high wattage lamp connection is tilted in the same direction as the low wattage lamp connection, further reducing the fixture height. In addition, it is easy to insert the lamp because the lamp connection part is easy to see. Further, since the low wattage lamp connection portion is arranged below the high wattage lamp connection portion, there is an effect that the attachment / detachment operation of each lamp becomes good.

[Brief description of drawings]

FIG. 1 is a sectional view of an embodiment of the present invention, FIG. 2 is a perspective view of an instrument body, FIG. 3 is a perspective view of a state in which a lower cover thereof is disassembled, and FIG. 4 is a relation between the instrument body and internal parts. FIG. 5 is an exploded perspective view of the internal parts, FIG. 6 is a plan view of the internal parts in a state in which the instrument body is attached, and FIG. 7 is an electrical wiring diagram.
FIG. 8 is a perspective view of the composite socket, FIG. 9 is an exploded perspective view thereof, FIG. 10 is a perspective view showing a rectangular hole of a circuit board, and FIG. 11 is a cross-sectional view when the pin is press-fitted. Figure is a cross-sectional view of the separation part of the circuit board separated by an insulating plate, Figure 13 is a plan view showing the back surface of the cover of the composite socket, Figure 14 is a partially cutaway side view of the lamp holder, and Figure 15 is Its exploded perspective view, 16th
The figure shows the left side view of Fig. 14 and 17
Fig. 14 is a cross-sectional view taken along the line XVII-XVII in Fig. 14, Fig. 18 is a partial bottom view showing the lamp pin hole, Fig. 19 is a side view showing the shape of the connector portion, and Fig. 20 is the caulking of the upper end of the terminal of the electric path piece. FIG. 21 is a perspective view of FIG. 18, FIG. 21 is a side view of the lamp pin receiver, and FIG. 23 is a front view thereof. 2 ... Fixture body, 24,25 ... Lamp pin hole which is a lamp connection part, 26 ... Lamp holder, 27a, 27b ... Connection hole which is a mounting part

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Satoshi Yamamoto 1 Hishie, Higashi-Osaka City, Osaka Prefecture Asahi Nashiyonaru Lighting Co., Ltd. (72) Inventor Hayao Nishimura 1048, Kadoma, Kadoma-shi, Osaka Matsushita Electric Works Co., Ltd. ( 72) Inventor Hideo Osuka, 1048, Kadoma, Kadoma, Osaka Prefecture Matsushita Electric Works, Ltd. (72) Inventor, Mitsuo Yokoyama, 1048, Kadoma, Kadoma, Osaka Prefecture (56) Reference JP-A-55-102104 (JP, A) Actual development Sho 55-35754 (JP, U) Special public 27-2395 (JP, B1) Special public 55-31562 (JP, B2) Actual public 50-29903 (JP, Y1)

Claims (1)

[Claims] 1. A low wattage lamp comprising a fixture body and a lamp holder having at one end a connector portion attached to a mounting portion in the vicinity of the periphery of the fixture body, the lamp holder projecting from the bottom side of the fixture body. While having a connection part at the other end, it has a high wattage lamp connection part extending from an intermediate part between the connector part and the low wattage lamp connection part and protruding from a side surface side of the instrument body, and the low wattage A lighting fixture characterized in that the lamp connection portion is inclined to the radially outward side of the fixture body by approximately 45 degrees, and the high wattage lamp connection portion is inclined in the same direction as the low wattage lamp connection portion. .