JPH02119007A - Lighting equipment - Google Patents

Abstract

PURPOSE:To reduce the inside diameter of a chassis to compact the equipment by placing a pull switch at the central part of a chassis, and a glow socket and an all-night light socket at the side of a small size stabilizer. CONSTITUTION:A pull switch 53 is placed at the central part of a chassis 61, and glow sockets 4, 5 and an all-night socket 6 are placed at the side of a small size stabilizer 63 at one side of the switch 53. The stabilizer 63 can be put inside by keeping balance with a heavy stabilizer 64 at the other side of the switch 53. Thereby, it is possible to reduce the inside diameter of the chassis and compact the whole of the equipment.

Description

[Detailed description of the invention] [Purpose of the invention] (Industrial application field) The present invention relates to a luminaire for fluorescent lamps.

(Prior Art) Conventionally, in lighting fixtures for fluorescent lamps, for example, as shown in Japanese Utility Model Application Publication No. 56-152010,
A wiring device including a glow socket, a pull switch, etc. is built into the chassis together with the ballast, and the wiring device and the ballast are connected.

In this case, in a two-lamp fixture, for example, a 62W lamp uses 30W and a 32W lamp, and a 70W lamp uses a 30W lamp and a 32W lamp.
W and 40W lamps are used, and two corresponding ballasts are used: one ballast is a small ballast for 30W, and the other is a large ballast for 32W or 40W.

(Problem to be Solved by the Invention) In the above-mentioned lighting equipment, normally, in order to balance the chassis, a small and light 30W ballast is mounted outward, and a large and heavy 32W or 40W ballast is mounted outward. The two ballasts are mounted towards the center, but one small ballast is placed further to the outside, which increases the size of the chassis, meaning that the minimum radius of the chassis is determined by the weight of the two ballasts. This makes it impossible to downsize the equipment.

The present invention aims to solve such problems,
The purpose of this is to make it smaller and to have good balance.

[Structure of the invention]

(Means for Solving the Problems) The present invention includes a chassis, two ballasts of different sizes attached to both sides within the chassis, and a ballast disposed between the two ballasts. In the lighting fixture, the wiring fixture includes two glow sockets, a night light socket, and a wiring fixture having a pull switch, wherein the wiring fixture disposes the pull switch in the center of the chassis, and connects the two glow sockets and the night light socket. is placed closer to the small ballast on one side than the pull switch.

(Function) In the present invention, the pull switch of the wiring device is placed in the center of the chassis, and the two glow sockets and night light socket of the wiring device are placed close to one side, a small and light ballast. , the balance is maintained with the large, heavy ballast on the other side, and as a result, the small, light ballast on one side can be moved inward, reducing the inner diameter of the chassis and making the entire chassis more compact. can.

(Example) Hereinafter, one embodiment of the present invention will be described with reference to the drawings.

In FIGS. 1 and 2, reference numeral 1 indicates a wiring device for a fluorescent lamp device. This wiring device 1 includes a main body 2. This main body 2 has a rectangular substrate 3 integrally formed of insulating synthetic resin, and on the bottom surface of this substrate 3 are two cylindrical glow sockets 4 and 5 as wiring parts, and a cylindrical night light. A socket 6 and a cylindrical switch guide tube 7 are provided protrudingly, and a receiving part 8 is provided on the outside of the glow socket 4 and night light socket 6.

The switch guide tube 7 is arranged approximately in the center of the main body 2, and the two glow sockets 4
．． 5 and the night light socket 6 are arranged substantially in a straight line on one side of the switch guide tube 7. Also,
As shown in FIG. 3, end walls 9 are provided at both ends of the upper surface of the substrate 3.
is provided protrudingly, and a plurality of lead wires IIt10 are provided on this end wall 9.
is formed. Further, an upwardly extending portion 11 of the switch guide tube 7 is provided to protrude from the upper surface of the substrate 3, and a plurality of protrusions 12 are provided radially on the outer periphery of the proximal end of this upwardly extending portion 11. Further, a plurality of engaging portions 13 are cut out in the peripheral edge of the substrate 3, and a cut groove 14 for a cord is formed in the center of one side.

Further, the wiring device 1 includes a conductive plate 21. This conductive plate 21 is made of a thin conductive metal plate such as brass having a rectangular shape almost the same as that of the main body 2, and a plurality of circuit-shaped conductive bands 22 are integrally punched out from the test plate. A plurality of lamp terminals 23 for two lamps are formed at both ends of the conductive band 22.

The two glow sockets 4 of the main body 2 are attached to the conductive band 22.
．． 5. Groove terminal 24. 25 and a night light terminal 26 disposed in the night light socket 6 of the main body 2 are bent downward, and the conductive band 22 is fitted onto the outer periphery of the upper extension 11 of the switch guide tube 7 of the main body 2. A circular common switch terminal 27 and a plurality of changeover switch terminals 28 are provided around the common switch terminal 27. Further, a pair of ballast connection terminals 29 are provided on one side of the conductive band 22, and two pairs of ballast connection terminals 30 are provided on the other side of the conductive band 22 at different intervals. ! , 3[1b are provided. Furthermore, a thin cuttable connection part 20 is formed between each conductive band 22.

Further, the wiring device 1 is provided with a cover 31. This cover 31 is integrally formed of insulating synthetic resin, and has a rectangular cover plate 3 corresponding to the substrate 3 of the main body 2.
2, a cylindrical portion 33 corresponding to the switch guide tube 7 of the main body 2 projects from the upper surface of the cover plate 32, and opposing guide grooves (not shown) are formed on the inner wall of the cylindrical portion 33. . Furthermore, engaging claws 34 corresponding to each engaging portion 13 of the main body 2 are provided on the edge of the cover plate 32 to protrude downward, and a cut groove 35 for a cord is formed in the central portion of the steel. A serrated engagement surface 36 is formed on the inner surface of the cut groove 35.

Then, the conductive plate 21 is placed on the upper surface of the substrate 3 of the main body 2. Then, the common switch terminal 27 is fitted to the outer periphery of the upper extension part 11 of the switch guide tube 7, and each protrusion 1
Each changeover switch terminal 28 is positioned between 2, and the glow terminal 24.25 and night light terminal 26 are inserted into the glow socket 4.5 and the night light socket 6 of the main body 2.

In this state, install the switch mechanism. That is, a coil spring 41 is fitted to the outer periphery of the upwardly extending portion 11 of the switch guide tube 7, and the annular contactor 4 has a pair of contact pieces 42 and a pair of upward engaging pieces 43 on the outer side.
4 is fitted rotatably.

On the other hand, an operating body 46 is formed in the form of an elongated plate with engaging protrusions 45 protruding from both sides of the upper end and a twisted upper part.
At the same time, a rotator 4g having a sawtooth engagement surface 48 that engages with the upward engagement piece 43 of the contactor 44 is inserted into the flat through-hole at the center of the rotator 4g. The lower part of the operating body 46, which includes the coil spring 47 and the rotor 49, is inserted into the switch guide cylinder 7.

In addition, as shown in FIGS. 1 and 2, a plurality of lamp lead wires 52 are connected to the -pair of lamp sockets 51, and the core wires of each lamp lead wire 52 are connected to the conductive band 22.
Each lead wire 52 is connected to each lamp terminal 23 by spot welding, soldering, etc., and the middle of each lead wire 52 is press-fitted into the lead wire groove 10 of the main body 2 and engaged.

Next, the cover 31 is placed on the main body 2. Then, while inserting the operating body 46 into the cylindrical portion 33, the operating body 46
The engaging protrusions 45 on both sides of the upper end are engaged with guide grooves on both sides in the cylindrical portion 33, thereby forming a pull switch 53.

Then, the cover 31 is pressed, each engaging claw 34 is engaged with each engaging part 13 of the main body 2, and the cover 31 is attached to the main body 2 by the conductive band 2.
At the same time, attach each conductive band 22 while holding it in place.
Each circuit network is formed by cutting the thin connecting portions 20 between the two. In this way, the wiring device 1 as a unit is configured.

In addition, when the pull switch 53 pulls the drawstring connected to the lower end of the operating body 46, the operating body 46 moves the engaging protrusion 45 of the operating body 46.
is lowered while being engaged with the guide groove of the cover 31, and as a result, the rotator 49 rotates in accordance with the torsion of the operating body 65, and the engaging surface 48 of the rotor 49 is rotated with the upward engaging piece 4 of the contact 44.
3 to rotate the contactor 44, and the pair of contact pieces 4
2 is brought into switching contact with the changeover switch terminal 28 of the conductive band 22, and when the tension on the drawstring is released, the operating body 46
It returns upward with a return force of 7, and returns only the rotator 49 to a predetermined angle of rotation.

In FIGS. 1 and 2, reference numeral 61 denotes a chassis integrally formed from a metal plate, and a flange 62 is bent at the outer circumference of the lower end of the chassis 61. As shown in FIG. Two stabilizers 63 of different sizes are installed on both sides of the chassis 61.
．． 64 are secured, and each ballast 63,64 has a pair of terminals 65,66 on its inner lower surface.

Reference numeral 71 denotes a chassis cover that is integrally formed with a metal plate and also functions as a reflector.
The above chassis 6 is on the outer periphery of the upper end! A flange 72 corresponding to the flange 62 is formed by bending, and a pair of four parts 73 for leading out lead wires are formed on both sides of the flange 72. In addition, the above-mentioned wiring device 1 is attached to the bottom surface of the chassis cover 71.
A pair of glow sockets 4.5 and night light sockets 6
socket hole corresponding to? 4, 75, and 76 are bored, and a switch hole 77 corresponding to the switch guide tube 7 is bored in the center.

Then, when assembling, connect the wiring device 1 to the chassis 6.
The terminal 29 for connecting the ballast on one side is connected to the terminal 65 of the small ballast 63 on the other side.
, terminal 3G for connecting the ballast on the other side! Alternatively, 30b is connected and fixed by soldering to the terminal 66 of the large ballast 64 on the other side, and the wiring device 1 is connected and arranged under the ballast 63, 64. Next, attach the chassis cover 7 to the bottom of the chassis 61.
1 are installed opposite each other, glow socket 4 and night light socket 6.
The lower part of the lamp socket 51 is made to protrude from the socket holes 74 and 76, and the lamp lead wire 52 of the lamp socket 51 is inserted into the recess 73 of the chassis cover 71 on the mating surface with the chassis 61.
The flanges 62 and 72 of the chassis 61 and the chassis cover 71 are arranged oppositely and fixed with screws or the like, and each receiving step 8 of the wiring device 1 is pressed and supported by the inner surface of the chassis cover 71.

In addition, the wiring device 1 is introduced from the upper center of the chassis 61.
Insert the middle of the power cord 81 connected to the wiring device 1 into the cut groove 14.3S on one side of the main body 2 and the cover 31, and fix it by engaging the serrated engagement surface 36 on the inner surface, Hold the power cord 81 so that it does not touch the surface of the high temperature ballast 63,64.

Although not shown, a glow lamp is attached to the glow socket 4.5, a night light is attached to the night light socket 6, and the lamp socket 51 is connected to the terminal portion of the fluorescent lamp attached to the chassis 61.

When installing the wiring device 1 as described above, if there are two lighting devices, 62W and 70W, and the wiring device 1 is shared, the ballast connection terminals 30g and 30b are selected and connected.

In other words, when the output power is 62W, one ballast 63 outputs 30W.
The other ballast 64 is for 32W, but the pair of ballast connection terminals 29 on one side of the wiring device 1 are connected to the terminal 65 of one ballast 63, and the pair of ballast on the other side is The connection terminal 3Qs is connected to the terminal 66 of the other ballast 64.

Also, when the power is 70W, one of the ballasts 63 is 30W.
Since it is for W and the other ballast 64 is for 40W,
Similarly, the pair of ballast connection terminals 29 on one side of the wiring device 1 are connected to the terminal 65 of one ballast 63, and the other pair of ballast connection terminals 30b on the other side are connected to the other ballast connection terminal 30b of the other ballast 64. Connect to terminal 66.

In this way, when the ballasts 64 are of different types, such as 32W and 40W, and their terminals 66 spacing are different, the corresponding ballast connection terminals 301 and 30b are different, corresponding to the terminal 66 spacing of the different types of ballasts 64. Set up multiple sets at intervals.

In addition, unused ballast connection terminal 30! Alternatively, 30b may be used by cutting it during the assembly process of the instrument, and in this way, misuse can be reliably prevented. Also, depending on the structure of the ballast 64, an unused ballast connection terminal 301
Alternatively, if 30b has a sufficient insulation distance, it can be used without being cut.

Along with the above assembly, in the wiring device 1, the pull switch 53 is placed in the center of the chassis 61, and the two glow sockets 4.5 and the night light socket 6 are placed on one side of the pull switch 53. It is arranged on the small ballast 63 side.

In this way, the pull switch 53 of the wiring device 1 is arranged in the center of the chassis 61, and the two glow sockets 4.5 and the night light socket 6, which are arranged in parallel on almost a straight line, are placed on one side of the wiring device 1. By arranging it closer to the lighter ballast 63 side, a balance can be achieved with the larger, heavier ballast 64 on the other side, and as a result, the smaller, lighter ballast 63 on one side can be moved inward. As a result, the inner diameter of the chassis 61 can be reduced, and the overall structure can be made more compact.

〔Effect of the invention〕

According to the present invention, by arranging the pull switch of the wiring device in the center of the chassis, and arranging the two glow sockets and the night light socket of the wiring device closer to one side, a small and light ballast, A balanced balance with a large, heavy ballast on the other side can be easily obtained, and therefore the small, light ballast on one side can be moved inward, reducing the inner diameter of the chassis and making the entire chassis more compact. Can be done.

[Brief explanation of the drawing]

The figures show one embodiment of the present invention, in which Fig. 1 is a side view with a part of the lighting equipment cut away, Fig. 2 is an exploded perspective view thereof,
FIG. 3 is an exploded perspective view of the wiring device, and FIG. 4 is a partial plan view of the wiring device in its installed state. 1.Wiring equipment, 4.5.Glow socket, 6.Night light socket, 53.Pull switch, 6.
63.64... Ballast. Japanese bereaved family

Claims (1)

[Claims] (1) A chassis, two ballasts of different sizes installed on both sides of the chassis, two glow sockets disposed between these two ballasts,
A wiring fixture having a night light socket and a pull switch; In the lighting fixture, the wiring fixture disposes the pull switch in the center of the chassis, and connects the two glow sockets and the night light socket to the pull switch. A lighting device characterized in that it is arranged closer to the small ballast on one side.