CN216213261U - Coaxial excimer lamp - Google Patents
Coaxial excimer lamp Download PDFInfo
- Publication number
- CN216213261U CN216213261U CN202122640189.9U CN202122640189U CN216213261U CN 216213261 U CN216213261 U CN 216213261U CN 202122640189 U CN202122640189 U CN 202122640189U CN 216213261 U CN216213261 U CN 216213261U
- Authority
- CN
- China
- Prior art keywords
- electrode
- tube
- outer tube
- inner tube
- 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.)
- Active
Links
Images
Landscapes
- Vessels And Coating Films For Discharge Lamps (AREA)
Abstract
The utility model relates to the technical field of excimer lamps, and discloses a coaxial excimer lamp which comprises a lamp tube, a first electrode and a second electrode, wherein the lamp tube comprises an outer tube and an inner tube, the inner tube is coaxially arranged in the outer tube, a sealed cavity is formed between the outer tube and the inner tube, dischargeable gas is filled in the sealed cavity, and the first electrode and the second electrode are respectively sleeved on the outer side of the outer tube; in addition, the first electrode can be sleeved outside the outer tube, and the second electrode is arranged inside the inner tube and matched with the inner tube, so that the light emitting quantity of the lamp tube towards the inside and the outside is close; furthermore, the first electrode and the second electrode can be respectively arranged in the inner tube and the inner holes are matched, so that the lamp tube mainly emits light to the outer side of the lamp tube.
Description
Technical Field
The utility model relates to the technical field of excimer lamps, in particular to a coaxial excimer lamp.
Background
Currently, ultraviolet germicidal lamps are generally low-mercury vapor discharge lamps, and the lamps contain harmful substances such as mercury and the like, so that the environment is easily polluted. The excimer lamp, also called far ultraviolet excimer lamp, is a medium discharge lamp, and utilizes high voltage and high frequency to make ionization bombardment on the rare gas with special spectral line in the lamp tube to emit ultraviolet ray with specific spectrum. Compared with a low-pressure mercury lamp, the excimer lamp has no harmful substances such as mercury and the like, has no pollution to the environment, and is widely applied to ultraviolet germicidal lamps. However, the existing excimer lamp has the problems of ultraviolet leakage, poor luminous efficiency, incapability of uniformly and comprehensively irradiating the surface of an irradiated object and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a coaxial excimer lamp which has good luminous efficiency and can uniformly and comprehensively irradiate the surface of an irradiated object.
In order to achieve the above object, the present invention provides a coaxial excimer lamp, which includes a lamp tube, a first electrode and a second electrode, wherein the lamp tube includes an outer tube and an inner tube, the inner tube is coaxially disposed inside the outer tube, a sealed cavity is formed between the outer tube and the inner tube, a dischargeable gas is filled in the sealed cavity, the first electrode and the second electrode are respectively sleeved outside the outer tube, a distance between the first electrode and the second electrode is greater than a first distance, and the first distance is a minimum safety distance required between the first electrode and the second electrode.
As a preferable aspect of the present invention, the first electrode is one of a metal block, a metal sheet, a metal mesh, and a conductive film, and the second electrode is one of a metal block, a metal sheet, a metal mesh, and a conductive film.
As a preferable aspect of the present invention, the first electrode and the second electrode are both made of a light-reflecting material.
In a preferred embodiment of the present invention, a reflective film is plated on the inner side of the outer tube.
The utility model also provides a coaxial excimer lamp which comprises a lamp tube, a first electrode and a second electrode, wherein the lamp tube comprises an outer tube and an inner tube, the inner tube is coaxially arranged inside the outer tube, a sealed cavity is formed between the outer tube and the inner tube, dischargeable gas is filled in the sealed cavity, the first electrode is sleeved outside the outer tube, the second electrode is arranged inside the inner tube and matched with the inner tube, the first electrode covers the outer side of the outer tube, and the second electrode is arranged at one end of the inner tube; or the first electrode is arranged at one end of the outer tube, and the second electrode is arranged at one end of the inner tube far away from the first electrode; or the first electrode is arranged at one end of the outer tube, and the second electrode covers the inner side of the inner tube; alternatively, the first electrode covers the outside of the outer tube and the second electrode covers the inside of the inner tube.
As a preferable aspect of the present invention, the first electrode is one of a metal block, a metal sheet, a metal mesh, and a conductive film, and the second electrode is one of a metal block, a metal sheet, a metal mesh, and a conductive film.
In a preferred embodiment of the present invention, the first electrode is made of a light-reflecting material.
In a preferred embodiment of the present invention, a reflective film is plated on the inner side of the outer tube.
The utility model also provides a coaxial excimer lamp which comprises a lamp tube, a first electrode and a second electrode, wherein the lamp tube comprises an inner tube and an outer tube, the inner tube is coaxially arranged inside the outer tube, a sealed cavity is formed between the outer tube and the inner tube, the sealed cavity is filled with dischargeable gas, the first electrode and the second electrode are respectively arranged in the inner tube and are respectively matched with the inner tube, the distance between the first electrode and the second electrode is larger than a first distance, and the first distance is the minimum safety distance required between the first electrode and the second electrode.
As a preferable aspect of the present invention, the first electrode is one of a metal block, a metal sheet, a metal mesh, and a conductive film, and the second electrode is one of a metal block, a metal sheet, a metal mesh, and a conductive film.
Compared with the prior art, the coaxial excimer lamp provided by the embodiment of the utility model has the beneficial effects that: after the first electrode and the second electrode are respectively connected with a power supply, a plurality of electric arcs from the first electrode to the second electrode are formed in the sealed cavity between the outer tube and the inner tube, the lighting effect is good, the electric arcs are distributed around the axis of the lamp tube, an irradiated object is arranged in the through hole, the lamp tube can irradiate the irradiated object by 360 degrees, the light intensity in different directions is basically consistent, and the irradiated object is comprehensively and uniformly irradiated.
Drawings
FIG. 1 is a schematic structural diagram of a first embodiment of the present invention;
FIG. 2 is a cross-sectional view of a first embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a second embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a third embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a fourth embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a fifth embodiment of the present invention;
FIG. 7 is a cross-sectional view of a fifth embodiment of the present invention;
FIG. 8 is a schematic structural diagram of a sixth embodiment of the present invention;
FIG. 9 is a cross-sectional view of a sixth embodiment of the present invention;
in the figure, 1, a lamp tube; 11. an outer tube; 12. an inner tube; 13. sealing the cavity; 2. a first electrode; 3. a second electrode.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
In the description of the present invention, it should be understood that the present invention adopts the orientations or positional relationships indicated by the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. based on the orientations or positional relationships shown in the drawings, only for convenience of description and simplification of description, but not for indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in FIGS. 1-2, the first embodiment of the present invention is provided.
A coaxial excimer lamp comprises a lamp tube 1, a first electrode 2 and a second electrode 3, wherein the lamp tube 1 comprises an outer tube 11 and an inner tube 12, the inner tube 12 is coaxially arranged inside the outer tube 11, a sealed cavity 13 is formed between the outer tube 11 and the inner tube 12, dischargeable gas is filled in the sealed cavity 13, the first electrode 2 and the second electrode 3 are respectively sleeved outside the outer tube 11, the distance between the first electrode 2 and the second electrode 3 is larger than a first distance, the first distance is a required minimum safety distance between the first electrode 2 and the second electrode 3, the minimum safety distance is a technology known by technicians in the field, the use safety is ensured, generally, the first electrode 2 is arranged at one end of the lamp tube 1, and the second electrode 3 is arranged at the other end of the lamp tube 1.
The working principle of the embodiment is as follows: after the first electrode 2 and the second electrode 3 are respectively connected with a power supply, a plurality of electric arcs from the first electrode 2 to the second electrode 3 are formed in the sealed cavity 13 between the outer tube 11 and the inner tube 12, the lighting effect is good, the electric arcs are distributed around the axis of the lamp tube 1, an irradiated object is arranged in the inner tube 12, the lamp tube 1 can irradiate the irradiated object at 360 degrees, the light intensity in different directions is basically consistent, and the irradiated object can be comprehensively and uniformly irradiated.
Since the first electrode 2 and the second electrode 3 are respectively connected to the outer side of the outer tube 11, the middle portion of the arc is bent toward the inner side of the outer tube 11, so that the lamp tube 1 mainly emits light toward the inner side, which is helpful to improve the irradiation effect of the irradiation object disposed in the inner tube 12.
Exemplarily, the inner side wall of the outer tube 11 is plated with a reflective film, the reflective film can reflect the light scattered outwards by the lamp tube 1, so that the light is concentrated on the inner side of the lamp tube 1, and the reflective film is arranged on the inner side wall of the outer tube 11, so that the reflective film can be prevented from influencing the connection between the electrode and the outer tube 11.
Illustratively, the first electrode 2 is one of a metal block, a metal sheet, a metal mesh and a conductive film, and the second electrode 3 is one of a metal block, a metal sheet, a metal mesh and a conductive film, which can all achieve conductive connection with a power supply.
Exemplarily, the first electrode 2 and the second electrode 3 are both made of reflective materials, and when the first electrode 2 is a metal sheet or a conductive film and the second electrode 3 is a metal sheet or a conductive film, the first electrode 2 and the second electrode 3 can be connected to a power supply and can reflect light without additionally providing the reflective film described above.
As shown in fig. 3, embodiment two of the present invention.
The utility model provides a coaxial excimer lamp, including fluorescent tube 1, first electrode 2 and second electrode 3, fluorescent tube 1 includes outer tube 11 and inner tube 12, the coaxial setting of inner tube 12 is in the inside of outer tube 11, be formed with sealed cavity 13 between outer tube 11 and the inner tube 12, sealed cavity 13 intussuseption is filled with dischargeable gas, the outside at outer tube 11 is established to first electrode 2 cover, second electrode 3 locates in inner tube 12 and cooperates with inner tube 12, the one end of outer tube 11 is located to first electrode 2, second electrode 3 is located inner tube 12 and is from the one end of first electrode 2, the both ends of fluorescent tube 1 are located respectively to first electrode 2 and second electrode 3 promptly.
Since the first electrode 2 is connected to the outside of the outer tube 11 and the second electrode 3 is connected to the inside of the inner tube 12, the arc is bent inward and outward, i.e., the amount of light emitted from the lamp 1 outward is close to the amount of light emitted inward.
Illustratively, the first electrode 2 is one of a metal block, a metal sheet, a metal mesh and a conductive film, and the second electrode 3 is one of a metal block, a metal sheet, a metal mesh and a conductive film, and in order to prevent the second electrode 3 from blocking light, the second electrode 3 may be a light-transmitting conductive film.
Illustratively, the inner side wall of the outer tube 11 is plated with a reflective film, which plays a role of reflecting light scattered outwards by the lamp tube 1, and does not affect the connection between the electrodes and the outer tube 11.
As shown in fig. 4, embodiment three of the present invention.
Unlike the second embodiment, the first electrode 2 in the present embodiment covers the outside of the outer tube 11, and the second electrode 3 is provided at one end of the inner tube 12.
As shown in fig. 5, embodiment four of the present invention.
Unlike the second embodiment, the first electrode 2 in the present embodiment is provided at one end of the outer tube 11, and the second electrode 3 covers the inside of the inner tube 12.
As shown in FIGS. 6 to 7, the fifth embodiment of the present invention.
Unlike the second embodiment, the first electrode 2 in the present embodiment covers the outside of the outer tube 11, and the second electrode 3 covers the inside of the inner tube 12.
In the third to fifth embodiments, the same effect as in the second embodiment is obtained, that is, the light quantity of the lamp 1 toward the outside is close to the light quantity toward the inside.
Exemplarily, the first electrode 2 is made of a light-reflecting material, and when the first electrode 2 covers the lamp tube 1 and the first electrode 2 is a metal sheet or a conductive film, the first electrode 2 can reflect light scattered outwards from the lamp tube 1, so that the light is concentrated to irradiate towards the inner side of the lamp tube 1, and no additional light-reflecting film is required.
As shown in FIGS. 8 to 9, the sixth embodiment of the present invention.
The utility model provides a coaxial excimer lamp, including fluorescent tube 1, first electrode 2 and second electrode 3, fluorescent tube 1 includes outer tube 11 and inner tube 12, the coaxial setting of inner tube 12 is in the inside of outer tube 11, be formed with sealed cavity 13 between outer tube 11 and the inner tube 12, sealed cavity 13 is filled there is dischargeable gas, first electrode 2 and second electrode 3 are located respectively in inner tube 12 and respectively with the cooperation of inner tube 12, the distance between first electrode 2 and the second electrode 3 is greater than first distance, first distance is required minimum safe distance between first electrode and the second electrode.
Because the first electrode 2 and the second electrode 3 are respectively connected with the inner side of the inner tube 12, the middle part of the electric arc can be bent towards the outer side of the inner tube 12, the lamp tube 1 mainly emits light towards the outer side, and if the illumination effect of the lamp tube 1 towards the inner side needs to be improved, a reflecting sleeve can be sleeved on the outer tube 11 or a reflecting film can be plated on the inner side wall of the outer tube 11.
Illustratively, the first electrode 2 is one of a metal block, a metal sheet, a metal mesh, and a conductive film, and the second electrode 3 is one of a metal block, a metal sheet, a metal mesh, and a conductive film.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (10)
1. A coaxial excimer lamp characterized by: the lamp tube comprises an outer tube and an inner tube, the inner tube is coaxially arranged inside the outer tube, a sealed cavity is formed between the outer tube and the inner tube, dischargeable gas is filled in the sealed cavity, the first electrode and the second electrode are respectively sleeved outside the outer tube, the distance between the first electrode and the second electrode is larger than a first distance, and the first distance is the minimum safety distance required between the first electrode and the second electrode.
2. The coaxial excimer lamp of claim 1, wherein: the first electrode is one of a metal block, a metal sheet, a metal net and a conductive film, and the second electrode is one of a metal block, a metal sheet, a metal net and a conductive film.
3. The coaxial excimer lamp of claim 2, wherein: the first electrode and the second electrode are made of light-reflecting materials.
4. The coaxial excimer lamp of claim 1, wherein: and a reflective film is plated on the inner side of the outer tube.
5. A coaxial excimer lamp characterized by: the lamp tube comprises an outer tube and an inner tube, the inner tube is coaxially arranged inside the outer tube, a sealed cavity is formed between the outer tube and the inner tube, dischargeable gas is filled in the sealed cavity, the first electrode is sleeved outside the outer tube, the second electrode is arranged in the inner tube and matched with the inner tube, the first electrode covers the outer side of the outer tube, and the second electrode is arranged at one end of the inner tube; or the first electrode is arranged at one end of the outer tube, and the second electrode is arranged at one end of the inner tube far away from the first electrode; or the first electrode is arranged at one end of the outer tube, and the second electrode covers the inner side of the inner tube; alternatively, the first electrode covers the outside of the outer tube and the second electrode covers the inside of the inner tube.
6. The coaxial excimer lamp of claim 5, wherein: the first electrode is one of a metal block, a metal sheet, a metal net and a conductive film, and the second electrode is one of a metal block, a metal sheet, a metal net and a conductive film.
7. The coaxial excimer lamp of claim 6, wherein: the first electrode is made of a light-reflecting material.
8. The coaxial excimer lamp of claim 5, wherein: and a reflective film is plated on the inner side of the outer tube.
9. A coaxial excimer lamp characterized by: the lamp tube comprises an inner tube and an outer tube, the inner tube is coaxially arranged inside the outer tube, a sealed cavity is formed between the outer tube and the inner tube, dischargeable gas is filled in the sealed cavity, the first electrode and the second electrode are respectively arranged in the inner tube and respectively matched with the inner tube, the distance between the first electrode and the second electrode is larger than a first distance, and the first distance is the minimum safety distance required between the first electrode and the second electrode.
10. The coaxial excimer lamp of claim 9, wherein: the first electrode is one of a metal block, a metal sheet, a metal net and a conductive film, and the second electrode is one of a metal block, a metal sheet, a metal net and a conductive film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122640189.9U CN216213261U (en) | 2021-10-29 | 2021-10-29 | Coaxial excimer lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122640189.9U CN216213261U (en) | 2021-10-29 | 2021-10-29 | Coaxial excimer lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216213261U true CN216213261U (en) | 2022-04-05 |
Family
ID=80897224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122640189.9U Active CN216213261U (en) | 2021-10-29 | 2021-10-29 | Coaxial excimer lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216213261U (en) |
-
2021
- 2021-10-29 CN CN202122640189.9U patent/CN216213261U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2021025064A1 (en) | Light irradiation device | |
| EP0219915B1 (en) | Irradiation device | |
| CN216213261U (en) | Coaxial excimer lamp | |
| US7530715B2 (en) | Luminescent assembly with shortwave and visible light source | |
| CN214012899U (en) | Excimer lamp | |
| CN215731584U (en) | Excimer lamp | |
| CN216652507U (en) | Plant surface modification device | |
| EP1517358A3 (en) | Improvements to cold cathode fluorescent lamps | |
| CN216528747U (en) | Excimer lamp | |
| CN216213258U (en) | Excimer lamp with alternately arranged electrodes | |
| CN203169652U (en) | Sterilization system adopting electron-beam excitation fluorescent ultraviolet light source | |
| CN216528748U (en) | Excimer lamp | |
| CN221596369U (en) | Rare earth ion doped luminous component and display containing same | |
| CN219917068U (en) | Excimer lamp tube and excimer lamp using same | |
| EP1860375A1 (en) | Luminescent assembly with an increased brightness | |
| CN112530786A (en) | Excimer lamp | |
| KR200435173Y1 (en) | Brightness enhancement structure of luminescent assembly with light source capable of emitting blue/ultraviolet light | |
| JP2016139463A (en) | Excimer lamp | |
| CN219606793U (en) | Fluorescent tube and lamp | |
| CN103943455B (en) | A kind of pulse flashing light being directly placed in liquid and application thereof | |
| CN214797329U (en) | Excimer lamp | |
| CN215731586U (en) | Excimer lamp | |
| CN103094059A (en) | Plasma xenon energy saving lamp tube | |
| CN201513830U (en) | Lampshade having stair-stepping reflection board | |
| CN113658847A (en) | Excimer lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |