CN212062387U - Cooling exhaust system of microwave ultraviolet electrodeless lamp and microwave ultraviolet electrodeless lamp - Google Patents
Cooling exhaust system of microwave ultraviolet electrodeless lamp and microwave ultraviolet electrodeless lamp Download PDFInfo
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- CN212062387U CN212062387U CN202021186479.XU CN202021186479U CN212062387U CN 212062387 U CN212062387 U CN 212062387U CN 202021186479 U CN202021186479 U CN 202021186479U CN 212062387 U CN212062387 U CN 212062387U
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- electrodeless lamp
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Abstract
The utility model discloses a cooling exhaust system of a microwave ultraviolet electrodeless lamp and the microwave ultraviolet electrodeless lamp, wherein the cooling exhaust system of the microwave ultraviolet electrodeless lamp is provided with a closed cavity for accommodating a microwave ultraviolet electrodeless lamp assembly; the lower end of the closed cavity is provided with a transparent part for irradiating ultraviolet light; the upper side of the closed cavity is provided with a first air inlet, and the left side and the right side of the lower side of the closed cavity are respectively provided with a second air inlet and an air outlet; and the gas pushing element can enable the gas flow to flow in the closed cavity. The utility model discloses a microwave ultraviolet electrodeless lamp's cooling exhaust system and microwave ultraviolet electrodeless lamp possess the airtight cavity and the gaseous component that promotes of going out, income wind gap through the setting for the air can initiatively flow and take away the heat that produces in the airtight cavity, makes microwave ultraviolet electrodeless lamp subassembly fully dispel the heat, guarantees the life-span of microwave ultraviolet electrodeless lamp, and makes the surface temperature of the work piece that is solidified reduce 30-40 degrees.
Description
Technical Field
The utility model relates to an ultraviolet lamp technical field especially relates to a cooling exhaust system and microwave ultraviolet electrodeless lamp of microwave ultraviolet electrodeless lamp.
Background
The microwave electrodeless ultraviolet lamp is an ultraviolet light source which utilizes a high-energy microwave field to ionize rarefied gas to emit light, and a lamp tube of the microwave electrodeless ultraviolet lamp has no lamp filament or no electrode, and only a small amount of starting gas and luminescent substances are filled in a vacuum quartz tube. For microwave electrodeless ultraviolet lamps, the heat dissipation performance of the microwave electrodeless ultraviolet lamps is particularly important to influence the service life and the performance of the microwave electrodeless ultraviolet lamps, and the conventional microwave electrodeless ultraviolet lamps generally only rely on the vent holes for passive heat dissipation, so that the heat dissipation effect is poor.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the deficiencies in the prior art, the utility model provides a can initiatively make the cooling exhaust system and the microwave ultraviolet electrodeless lamp of the microwave ultraviolet electrodeless lamp that gas flow, radiating effect are good.
The technical scheme is as follows: in order to achieve the above purpose, the cooling exhaust system of the microwave ultraviolet electrodeless lamp of the utility model is provided with a closed cavity for accommodating the microwave ultraviolet electrodeless lamp component; the lower end of the closed cavity is provided with a transparent part for irradiating ultraviolet light;
the upper side of the closed cavity is provided with a first air inlet, and the left side and the right side of the lower side of the closed cavity are respectively provided with a second air inlet and an air outlet;
and the gas pushing element can enable the gas flow to flow in the closed cavity.
Further, a gas pushing element for injecting air into the first air inlet is arranged at the first air inlet; in addition, at least one of the second air inlet and the air outlet is connected with a gas pushing element.
Further, the second air inlet is connected with an air blower for blowing air in, and the air outlet is connected with an exhaust fan for pumping out air in the closed cavity.
Further, the gas pushing element arranged at the first air inlet is a cooling fan.
Furthermore, the closed cavity is formed in a box body formed by the main case and the air duct case;
the main case is used for accommodating the microwave ultraviolet electrodeless lamp assembly; the air duct box is flat and long, is arranged at the lower side of the main case and forms an inverted T shape with the main case;
the second air inlet and the air outlet are respectively positioned at two sides of the air duct box.
Furthermore, the second air inlet and the air outlet are arranged on the upper end surface of the air duct box.
Furthermore, an air inlet flange and an air outlet flange for connecting a pipeline are respectively arranged at the positions of the second air inlet and the air outlet.
Furthermore, the middle part of the lower end face of the air duct box is provided with a light outlet, and the transparent part is glass arranged at the light outlet.
Further, the glass is glass capable of reflecting infrared rays.
A microwave ultraviolet electrodeless lamp comprises the cooling exhaust system, and a microwave ultraviolet electrodeless lamp assembly is arranged in a closed cavity; the microwave ultraviolet electrodeless lamp assembly comprises a waveguide shell, wherein the lower end of the waveguide shell is open, and a microwave shielding net is arranged at the position of the opening;
the upper end of the waveguide shell is provided with a magnetron, and a microwave output head of the magnetron extends into the waveguide shell;
a first vent hole is formed in the wall surface of the waveguide shell;
an ultraviolet lamp tube and a reflecting shade are arranged in the waveguide shell; and a second vent hole and a microwave penetration groove are formed in the reflector.
Has the advantages that: the utility model discloses a microwave ultraviolet electrodeless lamp's cooling exhaust system and microwave ultraviolet electrodeless lamp possess the airtight cavity and the gaseous component that promotes of going out, income wind gap through the setting for the air can initiatively flow and take away the heat that produces in the airtight cavity, makes microwave ultraviolet electrodeless lamp subassembly fully dispel the heat, guarantees the life-span of microwave ultraviolet electrodeless lamp, and makes the surface temperature of the work piece that is solidified reduce 30-40 degrees.
Drawings
FIG. 1 is a first external view of a microwave ultraviolet electrodeless lamp;
FIG. 2 is a second external view of the microwave ultraviolet electrodeless lamp;
FIG. 3 is a cross-sectional structural view of a microwave ultraviolet electrodeless lamp.
In the figure: 1-a main chassis; 11-a first air inlet; 2-an air duct box; 21-a second air inlet; 22-air outlet; 23-a light outlet; 3-a heat dissipation fan; 4-an air inlet flange; 5-an air outlet flange; 6-glass; 7-microwave ultraviolet electrodeless lamp assembly; 71-a waveguide housing; 72-microwave shielding net; 73-magnetron; 74-ultraviolet lamp tube; 75-a reflector.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The cooling exhaust system of the utility model is used in microwave ultraviolet electrodeless lamps, as shown in the attached figures 1-3, the microwave ultraviolet electrodeless lamp is composed of a microwave ultraviolet electrodeless lamp component 7 and a box body for accommodating the microwave ultraviolet electrodeless lamp component 7; specifically, the box body is composed of a main case 1 and an air duct case 2, a microwave ultraviolet electrodeless lamp assembly 7 is installed in the main case 1, and the air duct case 2 is in a flat long shape, is arranged on the lower side of the main case 1 and forms an inverted T shape with the main case 1; a closed cavity is formed in the box body; the lower end of the closed cavity is provided with a transparent part for irradiating ultraviolet light generated by the microwave ultraviolet electrodeless lamp assembly 7, wherein the transparent part is glass 6, the lower end surface of the air duct box 2 is provided with a light outlet 23 penetrating through the wall thickness of the air duct box, the glass 6 is arranged at the light outlet 23 and used for plugging the light outlet 23 without influencing the ultraviolet light transmission, and preferably, the glass 6 is glass capable of reflecting infrared rays, so that radiant heat can be isolated in the closed cavity and can be rapidly pumped away, and the temperature rise in a machine for carrying the microwave ultraviolet electrodeless lamp due to the exposure of heat can be prevented.
The microwave ultraviolet electrodeless lamp assembly 7 comprises a waveguide shell 71, wherein the lower end of the waveguide shell 71 is open, and a microwave shielding net 72 is arranged at the position of the opening; a magnetron 73 is installed at the upper end of the waveguide shell 71, and a microwave output head of the magnetron 73 extends into the waveguide shell 71; a first vent hole is formed in the wall surface of the waveguide housing 71; an ultraviolet lamp tube 74 and a reflecting shade 75 are arranged in the waveguide shell 71; the reflecting cover 75 is provided with a second vent hole and a microwave penetration groove. When the microwave electrodeless ultraviolet lamp works, the magnetron 73 generates microwaves, the microwaves pass through the microwave penetrating groove and act on the ultraviolet lamp tube 74, special gas is stored in the ultraviolet lamp tube 74 and is excited by the ultraviolet lamp tube 74 to generate ultraviolet light, and the ultraviolet light is reflected by the reflecting cover 75 and then parallelly emitted out of the box body to be solidified to substances needing to be solidified outside.
The upper side of the closed cavity is provided with a first air inlet 11, and the left side and the right side of the lower side of the closed cavity are respectively provided with a second air inlet 21 and an air outlet 22; and the gas pushing element can enable the gas flow to flow in the closed cavity.
In this embodiment, the first air inlet 11 is disposed on the side wall of the upper side of the main cabinet 1, the second air inlet 21 and the air outlet 22 are disposed on the left and right sides of the upper end surface of the air duct box 2, and the air inlet flange 4 and the air outlet flange 5 for connecting the pipeline are respectively mounted at the second air inlet 21 and the air outlet 22, and in this embodiment, the first air inlet 11, the second air inlet 21 and the air outlet 22 are all connected to a gas pushing element.
Specifically, the first air inlet 11 is provided with a heat dissipation fan 3 for injecting air into the first air inlet 11; the second air inlet 21 is connected to an air blower (not shown) for blowing air into the second air inlet 21 through a pipe, and the air outlet 22 is connected to an exhaust fan (not shown) for exhausting air in the sealed cavity through a pipe.
When the cooling exhaust system is used, on one hand, the gas blown into the main case 1 by the cooling fan 3 takes away the heat generated by the magnetron 73 through the magnetron 73, then enters the waveguide shell 71 through the first vent hole on the waveguide shell 71, then passes through the second vent hole, passes through the ultraviolet lamp tube 74, and is finally exhausted and taken away by the air outlet 22; on the other hand, the air blown into the second air inlet 21 by the blower transversely passes through the whole air duct box 2 and is then pumped away by the exhaust fan, so that one side air draft and opposite side air supply are realized, the air flow below the lamp is increased, and the temperature is further accelerated. Through the design of the cooling exhaust system, the three gas inlet and outlet and the three gas pushing elements are arranged, so that the flow path of gas in the sealed cavity is determined, and stable heat dissipation is ensured.
The utility model discloses a microwave ultraviolet electrodeless lamp's cooling exhaust system and microwave ultraviolet electrodeless lamp possess the airtight cavity and the gaseous component that promotes of going out, income wind gap through the setting for the air can initiatively flow and take away the heat that produces in the airtight cavity, makes microwave ultraviolet electrodeless lamp subassembly fully dispel the heat, guarantees the life-span of microwave ultraviolet electrodeless lamp, and makes the surface temperature of the work piece that is solidified reduce 30-40 degrees.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (10)
1. A cooling and exhausting system of a microwave ultraviolet electrodeless lamp is characterized by comprising a closed cavity for accommodating the microwave ultraviolet electrodeless lamp assembly; the lower end of the closed cavity is provided with a transparent part for irradiating ultraviolet light;
the upper side of the closed cavity is provided with a first air inlet, and the left side and the right side of the lower side of the closed cavity are respectively provided with a second air inlet and an air outlet;
and the gas pushing element can enable the gas flow to flow in the closed cavity.
2. The cooling and exhausting system of a microwave ultraviolet electrodeless lamp as claimed in claim 1, wherein a gas pushing element for injecting air into the first air inlet is arranged at the first air inlet; in addition, at least one of the second air inlet and the air outlet is connected with a gas pushing element.
3. The cooling and exhausting system of the microwave ultraviolet electrodeless lamp as claimed in claim 2, wherein the second air inlet is connected with an air blower for blowing air in, and the air outlet is connected with an exhaust fan for exhausting air in the closed cavity.
4. The cooling and exhausting system of a microwave ultraviolet electrodeless lamp as claimed in claim 2, wherein the gas pushing element installed at the first air inlet is a heat dissipation fan.
5. The cooling and exhausting system of a microwave ultraviolet electrodeless lamp as claimed in claim 1, wherein the closed cavity is formed in a box body consisting of a main cabinet and an air duct box;
the main case is used for accommodating the microwave ultraviolet electrodeless lamp assembly; the air duct box is flat and long, is arranged at the lower side of the main case and forms an inverted T shape with the main case;
the second air inlet and the air outlet are respectively positioned at two sides of the air duct box.
6. The cooling and exhausting system of the microwave ultraviolet electrodeless lamp as claimed in claim 5, wherein the second air inlet and the air outlet are arranged on the upper end surface of the air duct box.
7. The cooling and exhausting system of a microwave ultraviolet electrodeless lamp as claimed in claim 5, wherein an air inlet flange and an air outlet flange for connecting a pipeline are respectively installed at the positions of the second air inlet and the air outlet.
8. The cooling and exhausting system of a microwave ultraviolet electrodeless lamp as claimed in claim 5, wherein a light outlet is formed in the middle of the lower end surface of the air duct box, and the transparent part is glass installed at the light outlet.
9. The cooling exhaust system of a microwave ultraviolet electrodeless lamp as claimed in claim 8, wherein the glass is a glass which can reflect infrared rays.
10. A microwave ultraviolet electrodeless lamp, characterized in that the microwave ultraviolet electrodeless lamp comprises a cooling exhaust system as claimed in any one of claims 1 to 9, and a microwave ultraviolet electrodeless lamp assembly is arranged in the closed cavity; the microwave ultraviolet electrodeless lamp assembly comprises a waveguide shell, wherein the lower end of the waveguide shell is open, and a microwave shielding net is arranged at the position of the opening;
the upper end of the waveguide shell is provided with a magnetron, and a microwave output head of the magnetron extends into the waveguide shell;
a first vent hole is formed in the wall surface of the waveguide shell;
an ultraviolet lamp tube and a reflecting shade are arranged in the waveguide shell; and a second vent hole and a microwave penetration groove are formed in the reflector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021186479.XU CN212062387U (en) | 2020-06-23 | 2020-06-23 | Cooling exhaust system of microwave ultraviolet electrodeless lamp and microwave ultraviolet electrodeless lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021186479.XU CN212062387U (en) | 2020-06-23 | 2020-06-23 | Cooling exhaust system of microwave ultraviolet electrodeless lamp and microwave ultraviolet electrodeless lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212062387U true CN212062387U (en) | 2020-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021186479.XU Active CN212062387U (en) | 2020-06-23 | 2020-06-23 | Cooling exhaust system of microwave ultraviolet electrodeless lamp and microwave ultraviolet electrodeless lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212062387U (en) |
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2020
- 2020-06-23 CN CN202021186479.XU patent/CN212062387U/en active Active
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