CN219677217U - Ultraviolet lamp capable of eliminating impurity gas - Google Patents
Ultraviolet lamp capable of eliminating impurity gas Download PDFInfo
- Publication number
- CN219677217U CN219677217U CN202320958589.0U CN202320958589U CN219677217U CN 219677217 U CN219677217 U CN 219677217U CN 202320958589 U CN202320958589 U CN 202320958589U CN 219677217 U CN219677217 U CN 219677217U
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- electrode
- spacer
- cavity
- lamp tube
- clamping
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- 239000012535 impurity Substances 0.000 title claims abstract description 21
- 125000006850 spacer group Chemical group 0.000 claims abstract description 56
- 238000003860 storage Methods 0.000 claims abstract description 43
- 238000003825 pressing Methods 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 8
- 230000005684 electric field Effects 0.000 claims abstract description 6
- 239000012943 hotmelt Substances 0.000 claims abstract description 5
- 238000007723 die pressing method Methods 0.000 claims abstract description 3
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 5
- DNXNYEBMOSARMM-UHFFFAOYSA-N alumane;zirconium Chemical compound [AlH3].[Zr] DNXNYEBMOSARMM-UHFFFAOYSA-N 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 239000010453 quartz Substances 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 238000007373 indentation Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000008030 elimination Effects 0.000 description 5
- 238000003379 elimination reaction Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007872 degassing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Landscapes
- Vessels And Coating Films For Discharge Lamps (AREA)
Abstract
The utility model relates to an ultraviolet lamp capable of eliminating impurity gas, which comprises a lamp tube, a first electrode and a second electrode; the lamp tube is internally provided with a gas storage cavity; when the gas storage device is used, the high-voltage electric field formed by the first electrode and the second electrode can excite working gas in the gas storage cavity to emit light; also includes a spacer; the spacer is arranged in the gas storage cavity; the lamp tube is formed with at least one group of clamping and pressing groups through hot melt die pressing, the clamping and pressing groups comprise 2 protruding parts protruding into the gas storage cavity, the spacer is positioned in the gas storage cavity through the matching clamping and pressing of the edges of the spacer by the 2 protruding parts of the clamping and pressing groups, the spacer divides the gas storage cavity into a first cavity and a second cavity, and a through hole for communicating the first cavity with the second cavity is formed in the spacer; the first cavity is arranged avoiding the discharge area between the first electrode and the second electrode, and the air removing part is arranged in the first cavity. The utility model has the characteristics of simple structure, reasonable design, simple and convenient assembly process, contribution to improving the production efficiency and the like.
Description
Technical Field
The utility model relates to the technical field of disinfection equipment, in particular to an ultraviolet lamp capable of eliminating impurity gas.
Background
The existing ultraviolet lamp is composed of a lamp tube, a first electrode and a second electrode. In the application process, a high-voltage electric field formed by the first electrode and the second electrode passes through the lamp tube, so that if the purity of quartz materials for manufacturing the lamp tube is not high, the lamp tube can generate impurity gas under the action of the high-voltage electric field, and the service life of the lamp tube is shortened; in addition, after the impurity gas generated by the lamp tube is mixed with the working gas in the gas storage cavity, the wavelength of the light generated by the ultraviolet lamp is also influenced, so that the ultraviolet lamp cannot obtain the ultraviolet light with the target wavelength; in addition, after long-time use, impurity gas can also adhere to the electrode that is in the gas storage cavity, can lead to light to be reddish like this, influences the result of use. In order to solve the foregoing problems, some ultraviolet lamps capable of eliminating impurity gas in the gas storage cavity are also available on the market, such as the technical scheme described in chinese patent application No. 2022224233408 and entitled "an excimer lamp", a gas-eliminating sheet is disposed in the gas storage cavity, in order to avoid random movement of the gas-eliminating sheet, the gas-eliminating sheet is fixed on the electrode, and the gas-eliminating sheet needs to be connected with the electrode, so that the assembly is complex, the production difficulty is high, and the production efficiency is low.
Disclosure of Invention
The utility model aims to provide the ultraviolet lamp capable of eliminating the impurity gas, which has the advantages of simple structure, reasonable design, simple and convenient assembly process, contribution to improving the production efficiency and the like.
The technical scheme of the utility model is realized as follows: an ultraviolet lamp capable of eliminating impurity gas comprises a lamp tube, a first electrode and a second electrode; the lamp tube is internally provided with a gas storage cavity which is airtight with the outside, and working gas is filled in the gas storage cavity; when the gas storage device is used, the high-voltage electric field formed by the first electrode and the second electrode can excite working gas in the gas storage cavity to emit light; in particular, spacers are also included; the spacer is arranged in the gas storage cavity; the lamp tube is formed with at least one group of clamping and pressing groups through hot melt die pressing, the clamping and pressing groups comprise 2 protruding parts protruding into the gas storage cavity, the spacer is positioned in the gas storage cavity through the matching clamping and pressing of the edges of the spacer by the 2 protruding parts of the clamping and pressing groups, the spacer divides the gas storage cavity into a first cavity and a second cavity, and a through hole for communicating the first cavity with the second cavity is formed in the spacer; the first cavity is arranged avoiding the discharge area between the first electrode and the second electrode, and the air removing part is arranged in the first cavity.
The method comprises the steps that firstly, a gas elimination part is placed into a tube body with one closed end, then one protruding part of a clamping and pressing group is formed through heat fusion pressing of the tube body, then the spacer is placed into the tube body, the spacer is supported by the protruding part formed on the tube body, and finally, the other protruding part of the clamping and pressing group is formed through heat fusion pressing of the tube body, so that 2 protruding parts of the clamping and pressing group can be matched to fix the spacer, the tube body is the tube in the scheme after subsequent processing, the spacer divides a gas storage cavity of the tube into a first cavity and a second cavity, the gas elimination part is arranged in the first cavity avoiding a discharge area between the first electrode and the second electrode, and therefore the gas elimination part is prevented from moving into the discharge area between the first electrode and the second electrode when in use, and the gas elimination part is prevented from working in a high-temperature environment with the temperature exceeding 900 ℃ to influence the gas elimination effect; the structural air relief piece cannot move at will, the spacer can be fixed only by hot melting and pressing the lamp tube, no additional fixing material is needed, the assembly process is simple and convenient, and the production efficiency is improved.
For the structure of the clamping and pressing group, the scheme can adopt one of the following structures:
one is that the clamping group is provided with only one group, each protruding part of the clamping group is of an annular structure distributed around the axis of the lamp tube, and the edge of the spacer is matched and clamped by 2 protruding parts of the clamping group.
The number of the clamping groups is at least 2, at least 2 clamping groups are distributed around the axis of the lamp tube, and the 2 protruding parts of each clamping group clamp the edge of the spacer.
Further, the spacer is disposed near one end of the lamp tube, the first cavity is a space between the spacer and the end of the lamp tube closest to the spacer, and the length L of the first cavity is preferably in the range of 5mm to 60 mm.
For the connection structure among the first electrode, the second electrode and the lamp tube, the scheme can adopt one of the following structures:
one is: the first electrode is positioned in the gas storage cavity, a through hole for the first electrode to pass through is formed in the spacer, one end of the first electrode is connected with a wire connecting section, the end of the first electrode connected with the wire connecting section and the end of the wire connecting section connected with the first electrode are fixed by one end of the lamp tube, the other end of the wire connecting section is positioned outside the lamp tube, and the other end of the first electrode is positioned on the other end of the lamp tube; the second electrode is a cylindrical metal net and is sleeved on the outer circumferential surface of the lamp tube.
The two are: the lamp tube is provided with inner through holes penetrating through two end surfaces of the lamp tube, the air storage cavity is distributed around the inner through holes of the lamp tube, the corresponding spacer is made into a ring-shaped structure, and the spacer is distributed around the inner through holes of the lamp tube; the first electrode is a cylindrical metal sheet and penetrates through the inner through hole of the lamp tube; the second electrode is a cylindrical metal net and is sleeved on the outer circumferential surface of the lamp tube.
Further, the getter is a granular or elongated or annular tablet preferably made of zirconium aluminum 16.
Further, the spacer is preferably made of a quartz material.
Further, the via hole in the spacer is a notch provided in an edge thereof.
The utility model has the beneficial effects that: has the advantages of simple structure, reasonable design, simple and convenient assembly process, contribution to improving production efficiency and the like.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1.
FIG. 2 is a schematic cross-sectional view of the structure of FIG. 1 in the direction A-A.
Fig. 3 is a schematic structural diagram of embodiment 2.
Fig. 4 is a schematic sectional view of the structure in the direction B-B in fig. 3.
Fig. 5 is a schematic view of the cross-sectional structure in the direction C-C of fig. 4.
Reference numerals illustrate: 11-a lamp tube; 111-a gas storage cavity; 112-clamping and pressing groups; 113-a boss; 114-a first cavity; 115-a second cavity; 12-a first electrode; 13-a second electrode; 14-spacers; 141-via holes; 15-a degassing piece; 16-connecting line segments;
21-a lamp tube; 211-inner through holes; 212-clamping and pressing groups; 213-a boss; 22-spacers; 221-notch; 23-a degassing piece; 24-a first electrode; 25-a second electrode.
Detailed Description
Example 1
As shown in fig. 1 and 2, the ultraviolet lamp capable of eliminating impurity gas in the present embodiment includes a lamp tube 11, a first electrode 12 and a second electrode 13; the lamp tube 11 is provided with a gas storage cavity 111, the gas storage cavity 111 is airtight with the outside, and working gas is filled in the gas storage cavity 111; when in use, the high-voltage electric field formed by the first electrode 12 and the second electrode 13 can excite the working gas in the gas storage cavity 111 to emit light; for the purpose of this embodiment, this embodiment also includes a spacer 14; the separation piece 14 is arranged in the air storage cavity 111, and the separation piece 14 is arranged near one end of the lamp tube 11; the lamp tube 11 is formed with a group of clamping and pressing groups 112 through hot melt molding, the clamping and pressing groups 112 comprise 2 protruding parts 113 protruding into the gas storage cavity 111, each protruding part 113 of the clamping and pressing groups 112 is of an annular structure distributed around the axis of the lamp tube 11, the edges of the first cavity 114 are matched and pressed by the 2 protruding parts 113 of the clamping and pressing groups 112, so that the spacer 14 is positioned in the gas storage cavity 111 through the matching clamping and pressing of the edges of the spacer 14 by the 2 protruding parts 113 of the clamping and pressing groups 112, the spacer 14 divides the gas storage cavity 111 into a first cavity 114 and a second cavity 115, through holes 141 communicating the first cavity 114 with the second cavity 115 are formed in the spacer 14, the first cavity 114 is a space between the spacer 14 and the end part of the lamp tube 11 closest to the spacer 14, the first cavity 114 is arranged to avoid a discharge area between the first electrode 12 and the second electrode 13, the length L of the first cavity 114 is 15mm, a gas dissipation piece 15 is arranged in the first cavity 114, the gas dissipation piece 15 is made of zirconium 16, the gas dissipation piece 15 is made of zirconium aluminum 16, and the gas dissipation piece 15 is arranged between the first electrode and the second electrode 13, and the gas dissipation piece 15 is located outside the discharge area, and the gas dissipation area can be prevented from being influenced when the temperature is high. The structure for fixing the spacer 14 by hot melt molding is simple and convenient in assembly process without additional fixing materials, and is beneficial to improving production efficiency.
In order to make the structure of the ultraviolet lamp capable of eliminating impurity gas more reasonable, as shown in fig. 1 and 2, the first electrode 12 is positioned in the gas storage cavity 111, and a through hole 141 for the first electrode 12 to pass through, that is, a through hole 141 for communicating the first cavity 114 with the second cavity 115 is formed on the spacer 14; one end of the first electrode 12 is connected with a wiring section 16, the end of the first electrode 12 connected with the wiring section 16 and the end of the wiring section 16 connected with the first electrode 12 are fixed by one end of the lamp tube 11, the other end of the wiring section 16 is positioned outside the lamp tube 11, and the other end of the first electrode 12 is positioned on the other end of the lamp tube 11; the second electrode 13 is a cylindrical metal net, and the second electrode 13 is sleeved on the outer circumferential surface of the lamp tube 11.
Example 2
This embodiment differs from embodiment 1 in that: the structures of the lamp tube, the first electrode, the spacer and the getter are different. As shown in fig. 3, 4 and 5, the tube 21 is formed with an inner through hole 211 penetrating through two end surfaces thereof, and the gas storage cavity is arranged around the inner through hole 211 of the tube 21; the number of the clamping groups 212 formed on the lamp tube 21 is 4, the 4 clamping groups 212 are distributed around the axis of the lamp tube 21, and the 2 convex parts 213 of each clamping group 212 clamp the edge of the spacer 22; correspondingly, the spacer 22 is made into a ring-shaped structure, the spacer 22 is arranged around the inner through hole 211 of the lamp tube 21, and the through hole on the spacer 22 is a notch 221 arranged on the edge of the through hole; the air removing piece 23 is an annular sheet body made of zirconium aluminum 16, and the air removing piece 23 is arranged around the inner through hole 211; the first electrode 24 is a cylindrical metal sheet, and the first electrode 24 is arranged in the inner through hole 211 of the lamp tube 21 in a penetrating manner; the second electrode 25 is a cylindrical metal net, and the second electrode 25 is sleeved on the outer circumferential surface of the lamp tube 21. The technical effect of the embodiment is the same as that of embodiment 1, and 2 embodiments can meet the use needs of users in different scenes.
Claims (9)
1. An ultraviolet lamp capable of eliminating impurity gas comprises a lamp tube, a first electrode and a second electrode; the lamp tube is internally provided with a gas storage cavity which is airtight with the outside, and working gas is filled in the gas storage cavity; when the gas storage device is used, the high-voltage electric field formed by the first electrode and the second electrode can excite working gas in the gas storage cavity to emit light; the method is characterized in that: also includes a spacer; the spacer is arranged in the gas storage cavity; the lamp tube is formed with at least one group of clamping and pressing groups through hot melt die pressing, the clamping and pressing groups comprise 2 protruding parts protruding into the gas storage cavity, the spacer is matched and pressed by the 2 protruding parts of the clamping and pressing groups to be positioned in the gas storage cavity, the spacer divides the gas storage cavity into a first cavity and a second cavity, and a through hole for communicating the first cavity with the second cavity is formed in the spacer; the first cavity is arranged avoiding the discharge area between the first electrode and the second electrode, and the air removing part is arranged in the first cavity.
2. An ultraviolet lamp capable of eliminating impurity gas as defined in claim 1, wherein: the clamping and pressing groups are provided with only one group, each protruding part of the clamping and pressing group is of an annular structure distributed around the axis of the lamp tube, and the edges of the spacers are matched and clamped by 2 protruding parts of the clamping and pressing group.
3. An ultraviolet lamp capable of eliminating impurity gas as defined in claim 1, wherein: the number of the clamping groups is at least 2, at least 2 clamping groups are distributed around the axis of the lamp tube, and the 2 protruding parts of each clamping group clamp the edge of the spacer.
4. An ultraviolet lamp capable of eliminating impurity gas as defined in claim 1, wherein: the spacer is arranged near one end of the lamp tube, the first cavity is a space between the spacer and the end of the lamp tube closest to the spacer, and the length L of the first cavity is in the range of 5-60 mm.
5. An ultraviolet lamp capable of eliminating impurity gas as defined in claim 1, wherein: the first electrode is positioned in the gas storage cavity, a through hole for the first electrode to pass through is formed in the spacer, one end of the first electrode is connected with a wire connecting section, the end of the first electrode connected with the wire connecting section and the end of the wire connecting section connected with the first electrode are fixed by one end of the lamp tube, the other end of the wire connecting section is positioned outside the lamp tube, and the other end of the first electrode is positioned on the other end of the lamp tube; the second electrode is a cylindrical metal net and is sleeved on the outer circumferential surface of the lamp tube.
6. An ultraviolet lamp capable of eliminating impurity gas as defined in claim 1, wherein: the lamp tube is provided with inner through holes penetrating through two end surfaces of the lamp tube, the air storage cavity is distributed around the inner through holes of the lamp tube, the corresponding spacer is made into a ring-shaped structure, and the spacer is distributed around the inner through holes of the lamp tube; the first electrode is a cylindrical metal sheet and penetrates through the inner through hole of the lamp tube; the second electrode is a cylindrical metal net and is sleeved on the outer circumferential surface of the lamp tube.
7. An ultraviolet lamp capable of eliminating impurity gas as defined in claim 1, wherein: the getter is a granular or elongated or annular tablet made of zirconium aluminum 16.
8. An ultraviolet lamp capable of eliminating impurity gas as defined in claim 1, wherein: the spacers are made of quartz material.
9. An ultraviolet lamp capable of eliminating impurity gas as defined in any one of claims 1 to 8, wherein: the vias on the spacer are indentations provided on the edges thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320958589.0U CN219677217U (en) | 2023-04-25 | 2023-04-25 | Ultraviolet lamp capable of eliminating impurity gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320958589.0U CN219677217U (en) | 2023-04-25 | 2023-04-25 | Ultraviolet lamp capable of eliminating impurity gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219677217U true CN219677217U (en) | 2023-09-12 |
Family
ID=87925637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320958589.0U Active CN219677217U (en) | 2023-04-25 | 2023-04-25 | Ultraviolet lamp capable of eliminating impurity gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219677217U (en) |
-
2023
- 2023-04-25 CN CN202320958589.0U patent/CN219677217U/en active Active
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