JPS63155205U - - Google Patents
Info
- Publication number
- JPS63155205U JPS63155205U JP4781887U JP4781887U JPS63155205U JP S63155205 U JPS63155205 U JP S63155205U JP 4781887 U JP4781887 U JP 4781887U JP 4781887 U JP4781887 U JP 4781887U JP S63155205 U JPS63155205 U JP S63155205U
- Authority
- JP
- Japan
- Prior art keywords
- discharge lamp
- lighting device
- lamp lighting
- heat sink
- rising portion
- 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.)
- Pending
Links
- 230000000630 rising effect Effects 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
Description
第１図は本考案に係る放電灯点灯装置の一実施
例を示す縦断面図、第２図Ａ〜Ｄは上記放電灯点
灯装置に使用される放熱板の製造工程を順を追つ
て説明する図、第３図は放電灯点灯装置に用いら
れる金属ケースや電子部品の周囲温度からの温度
上昇量を示す図、第４図は本考案に係る放電灯点
灯装置の変形例を示す図、第５図は上記放電灯点
灯装置において電子部品を放熱板の周縁立上り部
へ取付ける取付構造を示す図、第６図は従来の放
電灯点灯装置を示す縦断面図である。
１０，１０Ａ……電球形蛍光灯、１１……金属
ケース（ケース）、１２……透光性グローブ、１
４……口金、１５……樹脂製ホルダ、１６……回
路基板、１７……金属板（放熱板）、１７ｂ……
周縁立上り部、１７ｄ……切起し立上り部、１８
……電子部品、２０……点灯回路、２２，３０…
…装着孔、２３……熱伝導性接着剤、２５……発
光管。
FIG. 1 is a vertical cross-sectional view showing an embodiment of the discharge lamp lighting device according to the present invention, and FIGS. 2A to 2D explain step by step the manufacturing process of a heat sink used in the discharge lamp lighting device. 3 is a diagram showing the amount of temperature rise from the ambient temperature of the metal case and electronic components used in the discharge lamp lighting device, and FIG. 4 is a diagram showing a modification of the discharge lamp lighting device according to the present invention. FIG. 5 is a diagram showing a mounting structure for attaching electronic components to the peripheral edge rising portion of the heat sink in the discharge lamp lighting device, and FIG. 6 is a longitudinal sectional view showing the conventional discharge lamp lighting device. 10,10A...Compact fluorescent lamp, 11...Metal case (case), 12...Translucent globe, 1
4...Base, 15...Resin holder, 16...Circuit board, 17...Metal plate (heat sink), 17b...
Peripheral rising portion, 17d... Cut-and-raised portion, 18
...Electronic component, 20...Lighting circuit, 22,30...
...Mounting hole, 23...Thermal conductive adhesive, 25...Earth tube.
Claims (1)
口金を有するケース内に収納し、上記ケースの口
金と反対側に発光管を保持した放電灯点灯装置に
おいて、前記電子部品と回路基板との間に立上り
部を有する放熱板を設け、この放熱板の立上り部
に前記電子部品を接触固定させたことを特徴とす
る放電灯点灯装置。 ２ 放熱板は熱伝導性が優れた金属板からなり、
その周縁部が一方向に折曲されてケースに嵌合す
る立上り部が形成されたことを特徴とする実用新
案登録請求の範囲第１項に記載の放電灯点灯装置
。 ３ 放熱板は打抜き成形された舌片を備え、この
舌片を切り起こすとことにより立上り部が形成さ
れたことを特徴とする実用新案登録請求の範囲第
１項に記載の放電灯点灯装置。 ４ 放熱板の立上り部に熱伝導性接着剤あるいは
固定ねじにより発熱電子部品が固定されたことを
特徴とする実用新案登録請求の範囲第１項に記載
の放電灯点灯装置。 ５ 放熱板の立上り部に装着孔を穿設し、この装
着孔に熱伝導性接着剤を注入して発熱電子部品を
固定したことを特徴とする実用新案登録請求の範
囲第２項あるいは第３項に記載の放電灯点灯装置
。 ６ 放熱板および回路基板は電子部品と発光管と
の間に配設された実用新案登録請求の範囲第１項
に記載の放電灯点灯装置。[Scope of claims for utility model registration] 1. A lighting circuit in which electronic components are arranged on a circuit board,
In a discharge lamp lighting device housed in a case having a base and holding an arc tube on the side opposite to the base of the case, a heat sink having a rising portion is provided between the electronic component and the circuit board, and the heat sink A discharge lamp lighting device characterized in that the electronic component is fixed in contact with the rising portion of the discharge lamp. 2 The heat sink is made of a metal plate with excellent thermal conductivity.
The discharge lamp lighting device according to claim 1, which is a registered utility model, wherein the peripheral edge thereof is bent in one direction to form a rising portion that fits into the case. 3. The discharge lamp lighting device according to claim 1, wherein the heat dissipation plate includes a stamped tongue, and a rising portion is formed by cutting and raising the tongue. 4. The discharge lamp lighting device according to claim 1, wherein a heat generating electronic component is fixed to the rising portion of the heat sink using a thermally conductive adhesive or a fixing screw. 5. Claims 2 or 3 for utility model registration, characterized in that a mounting hole is formed in the rising part of the heat sink, and a heat-generating electronic component is fixed by injecting a thermally conductive adhesive into the mounting hole. The discharge lamp lighting device described in . 6. The discharge lamp lighting device according to claim 1, wherein the heat sink and the circuit board are disposed between the electronic components and the arc tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4781887U JPS63155205U (en) | 1987-03-31 | 1987-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4781887U JPS63155205U (en) | 1987-03-31 | 1987-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63155205U true JPS63155205U (en) | 1988-10-12 |
Family
ID=30868784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4781887U Pending JPS63155205U (en) | 1987-03-31 | 1987-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63155205U (en) |
-
1987
- 1987-03-31 JP JP4781887U patent/JPS63155205U/ja active Pending
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