CN2618291Y - Microwave exciting ultraviolet light source - Google Patents
Microwave exciting ultraviolet light source Download PDFInfo
- Publication number
- CN2618291Y CN2618291Y CN 03234427 CN03234427U CN2618291Y CN 2618291 Y CN2618291 Y CN 2618291Y CN 03234427 CN03234427 CN 03234427 CN 03234427 U CN03234427 U CN 03234427U CN 2618291 Y CN2618291 Y CN 2618291Y
- Authority
- CN
- China
- Prior art keywords
- microwave
- ultraviolet
- lamp
- cavity
- uviol lamp
- 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
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Abstract
The utility model discloses a microwave incentive ultraviolet light sources, comprising a magnetron tube 1, a microwave guide 2, a microwave energy-feed port 3, a microwave resonant cavity 4, an ultraviolet lamp 5, a microwave shielding mesh 6, a lamp holder 7, a fan 8 and a base 9 and other members. The utility model is characterized in that inert gas, mercury vapor, metal halide vapor or the mixture of the gases can be filled in the ultraviolet 5 after being vacuumized inside. The light source gives the ultraviolet light by specific gas inside the microwave incentive lamp producing plasma through ionization, which can disinfect and sterilize the gas, liquid and solid. The light source can also be used for photochemical synthesis on chemicals and ultraviolet etching and ultraviolet information erasing on electronic materials and devices through ultraviolet. The microwave incentive ultraviolet light source has the advantages of no electrode, no ballast, high power, rapid starting, long service life, low energy consumption and high efficiency and other advantages.
Description
Affiliated technical field
The utility model belongs to electronic technology field, and it is particularly related to ultraviolet light source.
Background technology
Traditional ultra-violet lamp is made up of power supply, electrode, ballast, starter and fluorescent tube (bubble) etc.Traditional ultra-violet lamp, general power is little, and efficient is not high, and ballast and starter are fragile, and the electrode in the uviol lamp be along with phenomenons such as electrode degradation, electrode sparking and export license can appear in the prolongation of time, thereby the easy blackening of fluorescent tube starter not, and the life-span is not long.
Summary of the invention
The purpose of this utility model provides a kind of microwave excitation ultraviolet source, it has the electrode of need not, need not ballast, need not starter, power big (tens watts to tens kilowatts), starter is rapid, the life-span is long (electrodeless deterioration, electrodeless loss), energy consumption is low, efficient is high characteristics such as (light efficiency are greater than 1001m/W).
The utility model is to realize (as shown in Figure 1) like this, it is made up of magnetron 1, microwave waveguide 2, microwave energy-feeding mouth 3, microwave cavity 4, uviol lamp 5, micro-wave screening net 6, lamp socket 7, fan 8, pedestal 9 etc., uviol lamp 5 places on the lamp socket 7 in the microwave cavity 4, can fill inert gas after it is characterized in that vacuumizing in the uviol lamp 5, can fill mercury vapour, also the metal halide steam can be filled, the mixture of above-mentioned inert gas, mercury vapour, metal halide steam can also be filled.
Need to prove that uviol lamp 5 shells of the present utility model are resistant to elevated temperatures glass such as quartz glass or boron glass, electrodeless uviol lamp 5 is placed on the lamp socket 7 in the microwave cavity 4, produce plasma by the gas ionization in the microwave-excitation lamp and send ultraviolet light; Uviol lamp 5 is electrodeless, and it can make different shape, as arbitrary shapes such as tubulose, spherical, ring-type, cone, tabulars;
Microwave cavity 4 can be made rectangular cavity, cylindrical cavity, spherical cavity, shape such as tubaeform, plate shaped according to the shape of uviol lamp 5; Microwave frequency is 300～3000MHz; The cavity part of microwave cavity 4 is except staying the microwave energy-feeding mouth 3 with waveguide mouth junction, other chamber wall can all be made metal net shaped chamber wall, also can partly make metal net shaped chamber wall 6 (as shown in Figure 1), mesh aperture is less than 3 millimeters, make microwave radiation meet national standard, cooling fan 8 is installed in waveguide 2 appearances, and 8 pairs of magnetrons 1 of fan and uviol lamp 5 are lowered the temperature, and above-mentioned each parts are placed on the pedestal 9.
The course of work of the present utility model: produce microwave by magnetron 1 (by the control of microwave generator power supply), microwave transfers to microwave cavity 4 through waveguide 2, uviol lamp 5 is placed on the lamp socket 7 in the microwave cavity 4, the glass shell of the microwave penetrating uviol lamp 5 in the microwave cavity 4 acts on the gas in the lamp, makes gas ionization produce plasma and sends ultraviolet light.
Essence of the present utility model: use the specific gas ionization generation plasma in the microwave-excitation uviol lamp 5 to send ultraviolet light.
The utility model is a kind of device of microwave excitation ultraviolet source, the utility model combines advanced person's microwave technology and plasma technique, produce plasma by the gas ionization in the microwave-excitation lamp and send ultraviolet, be applicable to sterilization to gas, liquid, solid (as air, water, food, clothing etc.), sterilization and implement synthetic and electronic material and device carried out that ultraviolet etching, UV information are wiped etc. by ultraviolet ray the photochemistry of chemical substance.This device is made up of magnetron 1, microwave waveguide 2, microwave energy-feeding mouth 3, microwave cavity 4, uviol lamp 5, micro-wave screening net 6, lamp socket 7, fan 8, pedestal 9 etc., produce microwave by magnetron 1, microwave transfers to microwave cavity 4 through waveguide 2, uviol lamp 5 is placed on the lamp socket 7 in the microwave cavity 4, the outer casing shell of the microwave penetrating uviol lamp 5 in the microwave cavity 4 acts on the gas in the lamp, make gas ionization produce luminescence of plasma, fan 8 can be lowered the temperature to magnetron 1 and uviol lamp 5.Microwave cavity 4 can be made rectangular cavity, cylindrical cavity, spherical cavity, shape such as tubaeform, plate shaped according to the shape of uviol lamp 5, the cavity part of microwave cavity 4 is except staying the microwave energy-feeding mouth 3 with waveguide mouth junction, other chamber wall can all be made metal net shaped chamber wall, also can partly make metal net shaped chamber wall 6, mesh aperture is less than 3 millimeters, make microwave radiation meet national standard, above-mentioned each parts are placed on the pedestal 9.
Microwave excitation ultraviolet source of the present utility model uses the gas ionization in the microwave-excitation uviol lamp 5 to produce plasma and sends ultraviolet, it has the electrode of need not, need not ballast, power big (tens watts to tens kilowatts), starter is rapid, the life-span is long (electrodeless deterioration, electrodeless loss), energy consumption is low, efficient is high characteristics such as (light efficiency are greater than 1001m/W).Can implement sterilization, sterilization and implement synthetic and electronic material and device carried out that ultraviolet etching, UV information are wiped etc. by ultraviolet ray the photochemistry of chemical substance to gas, liquid, solid (as air, water, food, clothing etc.).
Accompanying drawing and description of drawings:
Fig. 1 is a generalized section of the present utility model
Wherein: 1 magnetron, 2 waveguides, 3 microwave energy-feeding mouths, 4 microwave cavities, 5 uviol lamps, 6 micro-wave screening nets, 7 lamp sockets, 8 fans and 9 pedestals.
Embodiment
Electrodeless microwave excitation ultra-violet lamp
The microwave magnetron 1 of 1kW/2450MHz (50～1000W is adjustable) produces the microwave power of 50～1000W, microwave transfers to microwave cavity 4 through waveguide 2, uviol lamp 5 is placed on the lamp socket 7 in the microwave cavity 4, microwave penetrating uviol lamp 5 outer casing shells in the microwave cavity 4 act on the gas in the lamp, make gas ionization produce plasma and send ultraviolet light, uviol lamp 5 shells are made by quartz glass, uviol lamp 5 is of a size of the globular bulb about φ 50mm, in charge into mercury and argon gas after being evacuated to 10-3Pa, the amount of charging into of mercury is 1～10 gram, and the amount of charging into of argon gas satisfies the about 50～200Pa of operating air pressure in the lamp.
Claims (4)
1, a kind of microwave excitation ultraviolet source, it is made up of magnetron 1, microwave waveguide 2, microwave energy-feeding mouth 3, microwave cavity 4, uviol lamp 5, micro-wave screening net 6, lamp socket 7, fan 8, pedestal 9, uviol lamp 5 is placed on the lamp socket 7 in the microwave cavity 4, can fill inert gas after it is characterized in that vacuumizing in the uviol lamp 5, can fill mercury vapour, also the metal halide steam can be filled, the mixture of above-mentioned inert gas, mercury vapour, metal halide steam can also be filled.
2, a kind of microwave excitation ultraviolet source according to claim 1 is characterized in that described uviol lamp 5 shells are resistant to elevated temperatures glass such as quartz glass or boron glass, can tubulose, spherical, ring-type, cone, tabular.
3, a kind of microwave excitation ultraviolet source according to claim 1 is characterized in that described microwave cavity 4 can make rectangular cavity, cylindrical cavity, spherical cavity, tubaeform chamber according to the shape of uviol lamp 5.
4, a kind of microwave excitation ultraviolet source according to claim 1, the microwave frequency that it is characterized in that described magnetron 1 is 300～3000MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03234427 CN2618291Y (en) | 2003-05-19 | 2003-05-19 | Microwave exciting ultraviolet light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03234427 CN2618291Y (en) | 2003-05-19 | 2003-05-19 | Microwave exciting ultraviolet light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2618291Y true CN2618291Y (en) | 2004-05-26 |
Family
ID=34249182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03234427 Expired - Fee Related CN2618291Y (en) | 2003-05-19 | 2003-05-19 | Microwave exciting ultraviolet light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2618291Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100443839C (en) * | 2005-08-06 | 2008-12-17 | 天水华圆制药设备科技有限责任公司 | Safe and energy-saving microwave vacuum continuous automatic drier |
| CN101177315B (en) * | 2006-11-06 | 2012-05-09 | 塞弗恩.特伦特水净化公司 | The water disinfection apparatus |
| CN105060393A (en) * | 2015-08-12 | 2015-11-18 | 东莞道汇环保科技有限公司 | Microspherical microwave ultraviolet wadding type organic waste water and waste gas treatment device and use method thereof |
| CN106169413A (en) * | 2016-08-12 | 2016-11-30 | 安徽中杰信息科技有限公司 | The mode of excitation of electrodeless ultraviolet lamp |
| CN114464522A (en) * | 2021-12-31 | 2022-05-10 | 四川大学 | Microwave electrodeless ultraviolet light source, system and application |
-
2003
- 2003-05-19 CN CN 03234427 patent/CN2618291Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100443839C (en) * | 2005-08-06 | 2008-12-17 | 天水华圆制药设备科技有限责任公司 | Safe and energy-saving microwave vacuum continuous automatic drier |
| CN101177315B (en) * | 2006-11-06 | 2012-05-09 | 塞弗恩.特伦特水净化公司 | The water disinfection apparatus |
| CN105060393A (en) * | 2015-08-12 | 2015-11-18 | 东莞道汇环保科技有限公司 | Microspherical microwave ultraviolet wadding type organic waste water and waste gas treatment device and use method thereof |
| CN106169413A (en) * | 2016-08-12 | 2016-11-30 | 安徽中杰信息科技有限公司 | The mode of excitation of electrodeless ultraviolet lamp |
| CN114464522A (en) * | 2021-12-31 | 2022-05-10 | 四川大学 | Microwave electrodeless ultraviolet light source, system and application |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |