JPS6384871U - - Google Patents
Info
- Publication number
- JPS6384871U JPS6384871U JP17907686U JP17907686U JPS6384871U JP S6384871 U JPS6384871 U JP S6384871U JP 17907686 U JP17907686 U JP 17907686U JP 17907686 U JP17907686 U JP 17907686U JP S6384871 U JPS6384871 U JP S6384871U
- Authority
- JP
- Japan
- Prior art keywords
- low
- pressure mercury
- mercury lamp
- arc tube
- utility
- 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.)
- Granted
Links
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 16
- 229910052753 mercury Inorganic materials 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 4
- 230000001954 sterilising effect Effects 0.000 claims description 3
- 238000004659 sterilization and disinfection Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Apparatus For Disinfection Or Sterilisation (AREA)
- Physical Water Treatments (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Description
第１図は、従来の紫外線殺菌装置用低圧水銀灯
を示す断面図、第２図は、同じく従来の低圧水銀
灯を示す一部縦断面図、第３図は、本考案に係る
紫外線殺菌装置用低圧水銀灯の一実施例を示す一
部縦断面図、第４図は、発光管中央部からの距離
と紫外線出力強度比との関係を示す図、第５図は
、大径部Ｄと小径部ｄとの差Ｄ―ｄと発光強度比
との関係を示す図、第６図は、液体温度と紫外線
出力強度比との関係を示す図である。
Fig. 1 is a cross-sectional view showing a conventional low-pressure mercury lamp for ultraviolet sterilization equipment, Fig. 2 is a partial longitudinal sectional view showing a conventional low-pressure mercury lamp, and Fig. 3 is a low-pressure mercury lamp for ultraviolet sterilization equipment according to the present invention. A partial vertical cross-sectional view showing an example of a mercury lamp, FIG. 4 is a diagram showing the relationship between the distance from the center of the arc tube and the ultraviolet output intensity ratio, and FIG. 5 is a diagram showing the relationship between the large diameter portion D and the small diameter portion d FIG. 6 is a diagram showing the relationship between the liquid temperature and the ultraviolet output intensity ratio.
Claims (1)
透過性の筒体を設置し、該筒体内に液体を通過さ
せて該液体に紫外線を照射するようにした紫外線
殺菌装置において、前記低圧水銀灯は直管状の発
光管よりなり、両端に電極を封着し、管軸方向の
両端部を中央部より大径にし、該大径部を前記筒
体の内端面に接触させたことを特徴とする紫外線
殺菌装置用低圧水銀灯。 ２ 前記低圧水銀灯の発光管は、電極間距離１cm
当りの管入力を０．８〜５ｗとした特徴とする実
用新案登録請求の範囲第１項記載の低圧水銀灯。 ３ 前記低圧水銀灯の発光管の両端の電極先端間
の距離である発光長を５００mm以上としたことを
特徴とする実用新案登録請求の範囲第１項記載の
低圧水銀灯。 ４ 前記低圧水銀灯の発光管の両端の大径部Ｄと
中央の小径部ｄとの差Ｄ―ｄを１〜４mmの範囲と
したことを特徴とする実用新案登録請求の範囲第
１項記載の低圧水銀灯。 ５ 前記低圧水銀灯の発光管の大径部と前記筒体
の内端面とを接触させない側における両者の間隔
ｈが前記大径部Ｄの１／２０〜１／４であること
を特徴とする実用新案登録請求の範囲第１項記載
の低圧水銀灯。 ６ 前記筒体内を通過させる液体の温度を５〜４
０℃に規制することを特徴とする実用新案登録請
求の範囲第１項記載の低圧水銀灯。[Claims for Utility Model Registration] 1. An ultraviolet sterilizer in which an ultraviolet-transparent cylinder is installed around a low-pressure mercury lamp that emits ultraviolet rays, and a liquid passes through the cylinder to irradiate the liquid with ultraviolet rays. The low-pressure mercury lamp consists of a straight arc tube, electrodes are sealed at both ends, both ends in the tube axis direction have a larger diameter than the center, and the large diameter part is in contact with the inner end surface of the cylindrical body. A low-pressure mercury lamp for ultraviolet sterilization equipment. 2 The arc tube of the low-pressure mercury lamp has an electrode distance of 1 cm.
The low-pressure mercury lamp according to claim 1, characterized in that the tube input power per unit is 0.8 to 5 W. 3. The low-pressure mercury lamp according to claim 1, which is a registered utility model, characterized in that the light emission length, which is the distance between the electrode tips at both ends of the arc tube of the low-pressure mercury lamp, is 500 mm or more. 4. The utility model registration claim 1, characterized in that the difference D-d between the large diameter portions D at both ends and the small diameter portion d at the center of the arc tube of the low pressure mercury lamp is in the range of 1 to 4 mm. Low pressure mercury lamp. 5. Practical use, characterized in that the distance h between the large-diameter portion of the arc tube of the low-pressure mercury lamp and the inner end surface of the cylindrical body on the side where they do not come into contact is 1/20 to 1/4 of the large-diameter portion D. A low-pressure mercury lamp according to claim 1 of the patent registration claim. 6 Set the temperature of the liquid passing through the cylinder to 5 to 4.
The low-pressure mercury lamp according to claim 1 of the utility model registration, characterized in that the lamp is regulated at 0°C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17907686U JPH0436540Y2 (en) | 1986-11-22 | 1986-11-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17907686U JPH0436540Y2 (en) | 1986-11-22 | 1986-11-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6384871U true JPS6384871U (en) | 1988-06-03 |
| JPH0436540Y2 JPH0436540Y2 (en) | 1992-08-28 |
Family
ID=31121808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17907686U Expired JPH0436540Y2 (en) | 1986-11-22 | 1986-11-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0436540Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011048968A (en) * | 2009-08-26 | 2011-03-10 | Iwasaki Electric Co Ltd | Low-pressure mercury lamp, and sterilization or disinfection method |
| CN102807264A (en) * | 2011-06-02 | 2012-12-05 | 斯坦雷电气株式会社 | Liquid purification treatment device having double-tube structure |
-
1986
- 1986-11-22 JP JP17907686U patent/JPH0436540Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011048968A (en) * | 2009-08-26 | 2011-03-10 | Iwasaki Electric Co Ltd | Low-pressure mercury lamp, and sterilization or disinfection method |
| CN102807264A (en) * | 2011-06-02 | 2012-12-05 | 斯坦雷电气株式会社 | Liquid purification treatment device having double-tube structure |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0436540Y2 (en) | 1992-08-28 |
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