JPH01251506A - Luminaire - Google Patents

Abstract

PURPOSE:To achieve a curtailed wiring with easy conjunction by providing a current limiting element and starting element connected to a lamp. CONSTITUTION:In one lamp socket 11, one electrode of a current limiting element 15 is connected to an outer terminal 21 for connecting a polar output electric wire 20 connected to a high frequency generator unit 19, and the other electrode of said current limiting element 15 is connected to one lap terminal 22 for connecting the terminal pin of one lamp 13, with the other lamp terminal 23 being connected to one socket terminal 24 through a starting element 16. One socket terminal 28 in the other lamp socket 12 is connected to the other socket terminal 35 through a starting element 18. Hence, each lamp can be connected in parallel by the two-wire wiring, the wiring distance can be shortened, and the wiring number and terminal number can be reduced.

Description

DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Industrial Application Field) The present invention relates to a lighting fixture, and more particularly to wiring for a fixture equipped with two or more straight tube lamps.

(Prior Art) Conventionally, as shown in FIG. 3, a lighting fixture in which a plurality of straight tube fluorescent lamps are arranged in parallel has a main body 1 with straight tube lamps 2 arranged in parallel. Pairs of lamp sockets 3.4 connecting the terminal portions at both ends of the lamp sockets 3.4 are arranged facing each other. A starting element 5 that is connected to the lamp 2 and starts the lamp 2 is installed in one lamp socket 3 of the multiple pairs, and the lamp socket 3 incorporating this one starting element 5 is connected to the parallel lamps 2. The lamp sockets 3 and 4 were arranged at alternating left and right ends, and the lamp sockets 3 and 4 were respectively connected to a high frequency generator unit 6.

(Problems to be Solved by the Invention) In the lighting fixture having the above conventional structure, each lamp socket 3.
4, the number of wires and terminals for connecting to the high frequency generator unit 6 increases, resulting in a problem that the wire connections become complicated.

The present invention has been made in view of the above-mentioned problems, and it is an object of the present invention to provide a lighting fixture that can reduce the number of wires and terminals, and can facilitate wiring connections and reduce wiring.

[Purpose of the invention]

(Means for Solving the Problems) The lighting equipment of the present invention includes straight tube lamps that are lit in parallel using a common power source and arranged in pairs, and a combination of straight tube lamps that are arranged in pairs and that are lit in parallel using a common power source. Connect the terminals on one end respectively.
A lighting fixture comprising one lamp socket, and another lamp socket that is paired with the one lamp socket and connects the terminal portions on the other end sides of both straight tube lamps forming the pair, respectively. The lamp socket is provided with a current limiting element and a starting element connected to one lamp of the pair of straight tube lamps, and the other lamp socket is provided with a current limiting element and a starting element connected to the other lamp. It is characterized by:

The lighting fixture of the present invention according to claim 2 includes a plurality of straight tube lamps arranged in parallel and lit in parallel by a common power source;
In a lighting equipment comprising a plurality of pairs of lamp sockets arranged in parallel to face each other and connecting the terminal portions of the ends of the straight tube lamps of the number of drawers, respectively, the lamp sockets of the plurality of pairs of lamp sockets are arranged in parallel. Each lamp socket disposed on one side of the lamp is provided with a current limiting element and a starting element connected to one terminal of the lamp.

(Function) The lighting device of the present invention allows a pair of straight tube lamps to be attached to a pair of opposing lamp sockets, and only two wires are required between the lamp sockets to which the two lamps are attached. ,
There are fewer wires, fewer terminals, and less wiring inside the appliance.

In the lighting fixture of the present invention as set forth in claim 2, among the pair of lamp sockets, one of the lamp sockets provided with a current limiting element and a starting element is sequentially connected to the same polarity, and the other lamp socket is connected to the same polarity in sequence. It is only necessary to connect the terminals to the same polarity in sequence, which reduces the number of wires and terminals, reduces the wiring distance, and saves wiring inside the device.

(Embodiment) The configuration of an embodiment of the present invention will be described with reference to FIG. 1 of the drawings.

10 is an instrument main body, and this instrument main body 10 includes at least 5
Lamp sockets 11 and 12 are mounted facing each other in pairs. The pair of lamp sockets 11 and 12 can each be fitted with terminal bins at both ends of a pair of two straight tube fluorescent lamps 13 and 14 that are lit in parallel using a common power source. . Then, connect the terminal pins at one end of both of the straight tube lamps 13 and 14 that make up the pair, respectively.Connect one lamp 13 of the pair of straight tube lamps 13 and 14 to one lamp socket 11. A current limiting element 15 and a starting element 16, for example a capacitor, are provided. In addition, the other lamp socket 12 to which the terminal bins at the other ends of both the straight tube lamps 13 and 14 of the pair are connected is connected to the other lamp 14 of the straight tube lamps 13 and 14 of the pair. A current limiting element 17 and a starting element 18, for example a capacitor, are provided which are connected.

Further, the one lamp socket 11 is connected to the current limiting element 15.
One pole is connected to an external terminal 21 that connects an output wire 20 of one polarity connected to one high frequency generator unit, and the other pole of this current limiting element 15 is connected to one lamp 13.
The end f is connected to one lamp terminal 22 connecting the bin, and the other lamp terminal 23 is connected via the starting element 16 to one socket end i24. Furthermore, the external terminal 21 is connected to one lamp end 7'2 of the other lamp 14.
5, and the other lamp terminal 2G is connected to the other socket terminal 27.

Also, one socket terminal 2 of the other lamp socket 12
8 is connected to one lamp terminal 29 that connects the terminal pin of one lamp 13, and the other lamp terminal pin 30 is connected to an external terminal that connects the output wire 31 of the other polarity that is connected to one of the high frequency generator units. One pole of the current limiting element 1γ is connected to the external terminal 32, and the other pole of the current limiting element 17 is connected to one lamp terminal 33 to which the terminal pin of the other lamp 14 is connected. The other lamp terminal 34 is connected to the other socket terminal 35 via the felon starting element 18.

In FIG. 1, 3G is a switch for blinking the lamp, switching dimming, and blinking the pilot lamp 38.
It is connected between the high frequency generator unit 19 and the power source 31.

Next, to explain the operation of this embodiment, when starting lighting, the output voltage of the high frequency generator unit 19 is applied between one external terminal 21 and the other external terminal 32, and for one lamp 13, the current limiting element 15 is applied. , the filament 39 of the lamp 13, the starting element 16, and the other filament 40 of the lamp 13 form a starting circuit in which current flows;
7. A starting circuit is formed in which current flows through the nourament 41 of the lamp 14, the starting element 18 and the other filament 42 of the lamp 14, and the lamps 13, 14 are respectively started. When the lamps 13 and 14 start discharging, -10,000 lamps 13 are connected at the external terminals 21 and 32fi.
A discharge circuit is formed with the current limiting element 15, one filament 39, and the other filament 40, and the other lamp 14 has the current limiting element 11, the other filament 41.
, a discharge circuit for one filament 42 is formed.

In addition, for wiring inside the appliance main body 10, it is only necessary to connect one socket terminal 24, 28 of the lamp socket 12 to each other, and connect the other socket terminal 27, 35 to each other.

Furthermore, the external wiring only needs to be connected to the external terminals 21.32 of the lamp socket 11.12.

Further, in this embodiment, a two-lamp lighting fixture has been described, but the present invention can also be applied to a fixture using a plurality of pairs of straight tube lamps.

Next, the configuration of another embodiment will be explained with reference to FIG.

A plurality of straight tube lamps arranged in parallel in the appliance body and lit in parallel by a common power source 50.50.50゜50,50
a plurality of pairs of lamp sockets 51.51.51.51.51 and 52°52, each having terminal portions at both ends attached thereto;
52, 52, 52 are arranged in parallel and facing each other.

Further, the plurality of pairs of lamp sockets 51.51.51゜5
1, 51 and 52.52.52.52.52, each lamp socket 51.51.51.
At 51.51, a current limiting element 53, a starting element 54 such as a capacitor υ, and a discharge resistor 55 connected to one terminal of the lamp 50.50.50.50.50 are provided, respectively.

In addition, each lamp socket 52° 52 disposed on the other side,
52.52.52 lamp 50.50.50.50.5
A discharge resistor 5G connected to the other terminal portion of 0 is provided, respectively.

In addition, each lamp socket 51.51°51 of each one of the above,
One lamp end p58 is connected to the external terminal 57 of 51.51 via the current limiting element 53, and the other lamp terminal 59 is connected to the terminal 60 of the socket 1 via the starting element 54. There is. Further, a serious discharge resistor 55 is connected between the current limiting element 53 and the starting element 54.

Also, the other lamp socket 52.52.52゜52
, ! Each socket terminal 61 of i2 is connected to the other filament terminal 62 of each lamp 50, one lamp terminal 63 is connected to an external terminal 64, and the socket terminal 6
The discharge resistor 56 is connected between the first external terminal 64 and the second external terminal 64 .

Also, the one lamp socket 51.51.51゜51
．． Reference numeral 51 connects the external terminals 57 in sequence and connects them to one pole of the high frequency generator unit 65. Further, the external terminals 64 of the other lamp socket 52, 52, 52, 52, 52 are sequentially connected to the other pole of the high frequency generator unit 65. And the lamp socket facing the beans 51.52
Connect the socket terminals 60 and 61 of the terminals 60 and 61, respectively.

Further, in Fig. 2, 66 is a changeover switch, and the AC power supply 6
7 and the high frequency generator @65.

Next, the operation of this embodiment will be explained.

When starting lighting, one lamp socket 51°51,5
The output voltage of the high frequency generator unit 65 is applied between the external terminal 57 of 1.51.51 and the external terminal 64 of the other lamp socket 52.52.52.52.52.
A starting circuit is formed in each of the lamps 50.50.50.0, 50.50.50.50, in which a current flows through the current limiting element 53, one filament 68, the starting element 54, and the other six filaments. 50.50 is started.

When the discharge of each lamp 50 is started, each lamp 50 has a current limiting element 53, a filament 68 on one side, and a filament 68 on the other side between the external terminals 57, 64 of both lamp sockets 51, 52. A discharge circuit of filament 69 is formed.

In addition, in the appliance main body 10, it is sufficient to connect each one of the lamp sockets 1-51 sequentially with feed wiring, and to connect the other socket terminals 52 sequentially with feed wiring, and the lamps are connected in parallel.

Furthermore, external wiring connects one lamp socket 51 and one lamp socket 52 to external terminals 5 and 52, respectively.
You only need to connect 7.64.

Furthermore, in the above embodiments, an appliance using five straight tube lamps has been described, but according to the present invention, the present invention can be applied not only to an appliance using five lamps but also to an appliance using a plurality of lamps. Common? one lamp socket to which the terminals at one end of the straight tube lamps are connected in parallel and arranged in pairs; The other lamp socket 1 that connects the terminals on the other end of the lamp
- In the lighting equipment, one of the lamp sockets is provided with a current-limiting element and a starting element connected to one of the pair of heavy-color/shaped lamps, and the other lamp socket I~ is provided with a current-limiting element and a starting element connected to one of the pair of heavy-color/shaped lamps. By providing a current limiting element and a starting element connected to the lamp, the number of wires between the lamp sockets to which two straight tube lamps are installed and the number of terminals for this wiring can be reduced, resulting in a significant reduction in the number of wires in the fixture. This saves wiring, and the lamp sockets are arranged in pairs so that two lamps can be installed in one set of lamp sockets, and the current limiting element and starting element are installed separately in the lamp socket for each lamp. Therefore, even if the current limiting element f and the starting element are incorporated, there is no need for a large shape, and the space for incorporating the current limiting element f and the starting element is sufficiently 1q.

The present invention as set forth in claim 2 provides a pair of straight tube lamps arranged in parallel to face each other, each connecting terminal portions at the ends of a plurality of straight tube lamps arranged in parallel and lit in parallel by a common power source. In a lighting fixture equipped with a plurality of pairs of lamp sockets, a current limiting element and a first e-element are connected to one terminal portion of the lamp in each lamp socket disposed on one side of the plurality of pairs of lamp sockets. Therefore, in the fixture, each lamp socket on one side arranged in parallel is connected sequentially in the feed wiring method, and each lamp socket on the other side is sequentially connected in the feed wiring method. Each lamp can be connected in parallel using type wiring, the wiring distance can be shortened, the number of wires and terminals can be reduced, and wiring can be saved.

[Brief explanation of the drawing]

Figure 1 is a circuit diagram of a lighting fixture showing an embodiment of the present invention, Figure 2 is a circuit diagram of a lighting fixture showing a second embodiment of the invention, and Figure 3 is a bottom view of a conventional lighting fixture. . 10-φ appliance body, 11.12.50... lamp socket, 13.14.50... lamp, 15.17.53.
・Current limiting element, 16.18.54...Starting element.

Claims (2)

[Claims] (1) Straight tube lamps that are lit in parallel using a common power source and arranged in pairs, and one lamp socket that connects the terminals at one end of both of the straight tube lamps that make up the pair, respectively. , further comprising another lamp socket that is paired with the one lamp socket and connects the terminal portions on the other end sides of both of the paired straight tube lamps, respectively, 1. A lighting fixture comprising: a current limiting element and a starting element connected to one of the tubular lamps, and a current limiting element and a starting element connected to the other lamp socket. (2) A plurality of straight tube lamps that are lit in parallel using a common power source and are arranged in parallel, and a pair of straight tube lamps that are arranged in parallel and facing each other and that connect the terminal portions of the ends of the plurality of straight tube lamps, respectively. a plurality of pairs of lamp sockets forming a plurality of pairs of lamp sockets, and each lamp socket disposed on one side of the plurality of pairs of lamp sockets is provided with a current limiting element and a starting element connected to one terminal portion of the lamp. Lighting equipment characterized by: