JP2841026B2 - Neon light power supply - Google Patents
Neon light power supplyInfo
- Publication number
- JP2841026B2 JP2841026B2 JP6272907A JP27290794A JP2841026B2 JP 2841026 B2 JP2841026 B2 JP 2841026B2 JP 6272907 A JP6272907 A JP 6272907A JP 27290794 A JP27290794 A JP 27290794A JP 2841026 B2 JP2841026 B2 JP 2841026B2
- Authority
- JP
- Japan
- Prior art keywords
- neon
- power supply
- thread
- coil spring
- yarn
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Fuses (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明はネオンサインとして使用
されるネオン灯の電源装置に関し、さらに詳しくは、異
常により漏電，スパーク等が発生する危険を防止するた
めの電源遮断スイッチを設けてなるものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a power supply for a neon light used as a neon sign, and more particularly to a power supply for a neon light, which is provided with a power cutoff switch for preventing a danger of occurrence of electric leakage, spark, etc. due to an abnormality. It is.
【０００２】[0002]
【従来の技術】ネオン灯は周知のように細長いガラス管
内にネオンガスを封入し両端の電極に５００〜１５００
０ボルトの高電圧を印加することにより管内にグロー放
電が起こり、橙赤，青，緑色等に発光するもので広告や
標識用のネオンサインとして幅広く使用されている。2. Description of the Related Art As is well known, a neon lamp is filled with neon gas in an elongated glass tube, and electrodes at both ends of the tube are 500 to 1500.
When a high voltage of 0 volt is applied, glow discharge occurs in the tube and emits light in orange red, blue, green, etc., and is widely used as a neon sign for advertisements and signs.
【０００３】[0003]
【発明が解決しようとする課題】ところでネオン灯は上
記のように高電圧を使用するものであるので充分な絶縁
対策をしない限り周囲の反射板等に漏電する危険性が高
いが、特にネオン管が寿命で切れたような場合は気中グ
ロー放電により造営材等に短絡するもので火花を発し火
災の原因になる危険がある。Since neon lamps use a high voltage as described above, there is a high risk of leakage to surrounding reflectors and the like unless sufficient insulation measures are taken. If the battery runs out of its life, it is short-circuited to building materials due to aerial glow discharge, and there is a danger of causing a spark and causing a fire.
【０００４】[0004]
【課題を解決するための手段】本発明のネオン灯電源装
置は上記課題を解決しようとするもので、ネオントラン
スの二次側に異常発生時に気中短絡する一対の電極をネ
オン管と並列に接続すると共に、該電極間に気中短絡の
スパークにより溶断する糸を張設し、ネオントランスの
一次側電源回路には前記糸が溶断することにより作動す
る電源遮断スイッチを設けてなることを特徴とする。SUMMARY OF THE INVENTION A neon lamp power supply according to the present invention is intended to solve the above-mentioned problem. A pair of electrodes, which are short-circuited in the air when an abnormality occurs on the secondary side of a neon transformer, are arranged in parallel with a neon tube. A connection is made, and a yarn that is cut off by an aerial short circuit spark is stretched between the electrodes, and a power cutoff switch that operates when the yarn is cut off is provided in the primary power supply circuit of the neon transformer. And
【０００５】また本発明は上記ネオン灯電源装置におい
て、コイルバネにより糸を張設し、該糸の溶断時におけ
るコイルバネの弾性復元力で電源遮断スイッチを作動さ
せるようにしたことを特徴とする。Further, the present invention is characterized in that in the neon lamp power supply device, a thread is stretched by a coil spring, and a power cutoff switch is operated by an elastic restoring force of the coil spring when the thread is blown.
【０００６】また本発明は上記ネオン灯電源装置におい
て、糸がナイロン製であることを特徴とする。Further, the present invention is characterized in that the yarn is made of nylon in the neon lamp power supply device.
【０００７】[0007]
【作用】ネオン管が切れて端子間電圧（昇圧ランスの二
次側電圧）が異常上昇するとスパークにより糸が溶断し
て電源が遮断され、漏電等の危険性が自動的に回避され
る。When the neon tube breaks and the terminal voltage (secondary voltage of the boosting lance) rises abnormally, the yarn is cut off by the spark and the power is cut off, thereby automatically avoiding the danger of electric leakage.
【０００８】[0008]
【実施例】次に本発明の一実施例を図面と共に説明す
る。図１にこのネオン灯電源装置の概略を回路図にて示
し、図中１はネオントランス、２ａ〜２ｆは該ネオント
ランス１の二次側に接続されたネオン管である。ネオン
トランス１の一次側の商用交流電源回路には電源遮断ス
イッチ３が設けられる。４は該電源回路に設けられた過
電流防止用のヒューズである。Next, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a circuit diagram schematically showing the neon lamp power supply device. In the figure, reference numeral 1 denotes a neon transformer, and 2a to 2f denote neon tubes connected to the secondary side of the neon transformer 1. A power cutoff switch 3 is provided in the commercial AC power supply circuit on the primary side of the neon transformer 1. Reference numeral 4 denotes an overcurrent prevention fuse provided in the power supply circuit.
【０００９】しかして、５ａ，５ｂはネオン管２ａ〜２
ｆと並列に設けられた一対の電極で、該電極５ａ，５ｂ
間のギャップはネオントランス１の二次側電圧に応じて
１０乃至１５ミリに設定され、ネオン管２ａ〜２ｆが切
れた場合に該電極５ａ，５ｂ間が気中短絡しスパークが
生じるようにする。However, 5a and 5b are neon tubes 2a to 2b.
f, a pair of electrodes provided in parallel with the electrodes 5a and 5b.
The gap between them is set to 10 to 15 mm in accordance with the secondary voltage of the neon transformer 1, so that when the neon tubes 2a to 2f are cut off, the electrodes 5a and 5b are short-circuited in the air to generate a spark. .
【００１０】また図２に示したように係止部６にナイロ
ン製の糸７の一端を止着すると共に、バネ座８にコイル
バネ９の一端を止着し、該糸７を該コイルバネ９中に通
して該コイルバネ９の先端部に止着して該糸７の張力で
該コイルバネ９を圧縮することにより糸７を電極５ａ，
５ｂ間に張設する。そして該コイルバネ９の先端部に前
記電源遮断スイッチ３を構成する可動接片１０を設け該
糸７の張力で該可動接片１０が引張られているときは該
電源遮断スイッチ３が導通状態に保持されるようにして
いる。As shown in FIG. 2, one end of a nylon thread 7 is fixed to the locking portion 6 and one end of a coil spring 9 is fixed to the spring seat 8, so that the thread 7 is fixed in the coil spring 9. The thread 7 is fixed to the tip end of the coil spring 9 and compressed by the tension of the thread 7 so that the thread 7 is connected to the electrodes 5a and 5a.
Stretched between 5b. A movable contact piece 10 constituting the power cutoff switch 3 is provided at the tip of the coil spring 9. When the movable contact piece 10 is pulled by the tension of the thread 7, the power cutoff switch 3 is maintained in a conductive state. I am trying to be.
【００１１】さてこの装置は、常態では上記のように糸
７に保持されて電源遮断スイッチ３は導通しネオントラ
ンス１よりネオン管２ａ〜２ｆに所定の高電圧が印加さ
れて該ネオン管２ａ〜２ｆを点灯させているが、ネオン
管２ａ〜２ｆが寿命，破損等で切れた場合には該ネオン
管２ａ〜２ｆの端子間電圧がさらに上昇し電極５ａ，５
ｂ間が気中短絡しスパークが飛んで糸７がその熱で溶断
する。このためコイルバネ９の弾性復元力により可動接
片１０が離間し、電源遮断スイッチ３を作動させる。In this apparatus, the power supply shut-off switch 3 is normally held as described above and the power cutoff switch 3 is turned on, and a predetermined high voltage is applied from the neon transformer 1 to the neon tubes 2a to 2f. 2f is turned on, but if the neon tubes 2a to 2f are cut off due to life, breakage, or the like, the voltage between the terminals of the neon tubes 2a to 2f further increases and the electrodes 5a, 5f are turned off.
A short circuit occurs in the air between b and the sparks fly, and the yarn 7 is melted by the heat. Therefore, the movable contact piece 10 is separated by the elastic restoring force of the coil spring 9 and the power cutoff switch 3 is operated.
【００１２】なお、ナイロン糸７は充分な引張強度があ
り、かつ熱により溶断し易い点で素材として望ましい
が、ナイロン糸以外の繊維糸を使用することもできる。
またコイルバネ９は電源遮断スイッチ３を確実に開作動
させるべく設けられている。The nylon thread 7 is desirable as a material because it has a sufficient tensile strength and is easily melted off by heat, but a fiber thread other than a nylon thread can also be used.
The coil spring 9 is provided to reliably open the power cutoff switch 3.
【００１３】[0013]
【発明の効果】このように本発明のネオン灯電源装置
は、ネオントランスの二次側が異常高電圧になるとだだ
ちに電源が遮断されるようにしたので、ネオン管が切れ
たような場合等にそのまま高電圧が端子間に印加してい
る危険な状態が回避できる有益な効果がある。As described above, in the neon lamp power supply device of the present invention, when the secondary side of the neon transformer becomes abnormally high voltage, the power supply is cut off immediately, so that the neon lamp may be cut off. For example, there is a beneficial effect that a dangerous state in which a high voltage is directly applied between terminals can be avoided.
【図１】本発明に係るネオン灯電源装置の一実施例を示
す回路図。FIG. 1 is a circuit diagram showing an embodiment of a neon lamp power supply device according to the present invention.
【図２】要部の縦断面図。FIG. 2 is a longitudinal sectional view of a main part.
１ ネオントランス ２ａ〜２ｆ ネオン管 ３ 電源遮断スイッチ ５ａ，５ｂ 電極 ７ 糸 ９ コイルバネ DESCRIPTION OF SYMBOLS 1 Neon transformer 2a-2f Neon tube 3 Power cutoff switch 5a, 5b Electrode 7 Thread 9 Coil spring
Claims (3)
気中短絡する一対の電極をネオン管と並列に接続すると
共に、該電極間に気中短絡のスパークにより溶断する糸
を張設し、ネオントランスの一次側電源回路には前記糸
が溶断することにより作動する電源遮断スイッチを設け
てなることを特徴とするネオン灯電源装置。1. A pair of electrodes that short-circuit in the air when an abnormality occurs is connected in parallel with a neon tube on the secondary side of a neon transformer, and a thread that is blown by an air-short spark is stretched between the electrodes. A neon lamp power supply device, wherein a power cutoff switch that operates when the yarn is blown is provided in a primary power supply circuit of the neon transformer.
断時におけるコイルバネの弾性復元力で電源遮断スイッ
チを作動させるようにした請求項１に記載のネオン灯電
源装置。2. The neon lamp power supply device according to claim 1, wherein a thread is stretched by a coil spring, and the power cutoff switch is operated by an elastic restoring force of the coil spring when the thread is blown.
に記載のネオン灯電源装置。3. The yarn according to claim 1, wherein the yarn is made of nylon.
A neon lamp power supply device according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6272907A JP2841026B2 (en) | 1994-10-11 | 1994-10-11 | Neon light power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6272907A JP2841026B2 (en) | 1994-10-11 | 1994-10-11 | Neon light power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH08111929A JPH08111929A (en) | 1996-04-30 |
| JP2841026B2 true JP2841026B2 (en) | 1998-12-24 |
Family
ID=17520425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6272907A Expired - Fee Related JP2841026B2 (en) | 1994-10-11 | 1994-10-11 | Neon light power supply |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2841026B2 (en) |
-
1994
- 1994-10-11 JP JP6272907A patent/JP2841026B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH08111929A (en) | 1996-04-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| LAPS | Cancellation because of no payment of annual fees |