CN218160279U - Lamp bead structure for short-arc mercury xenon lamp - Google Patents
Lamp bead structure for short-arc mercury xenon lamp Download PDFInfo
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- CN218160279U CN218160279U CN202221612371.1U CN202221612371U CN218160279U CN 218160279 U CN218160279 U CN 218160279U CN 202221612371 U CN202221612371 U CN 202221612371U CN 218160279 U CN218160279 U CN 218160279U
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- gasket
- lamp
- mercury xenon
- xenon lamp
- arc mercury
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Abstract
The utility model provides a lamp pearl structure for short arc mercury xenon lamp, short arc mercury xenon lamp includes the cell-bulb and sets up the positive pole relative with the negative pole in the cell-bulb, the one end of cell-bulb forms positive pole end fluorescent tube, glass pearl, gasket and inserted bar in being provided with from inside to outside in the positive pole end fluorescent tube, the other end of cell-bulb forms the negative pole end fluorescent tube, glass pearl, gasket and inserted bar in being provided with from inside to outside in the negative pole end fluorescent tube, the one end of glass pearl forms and the inner complex recess of inserted bar in every, the gasket is in the recess, the positive pole tungsten pole that the positive pole is connected passes the inner that glass pearl and gasket inserted bar in, the negative pole tungsten pole that the negative pole is connected passes the inner that glass pearl and gasket inserted bar. Compared with the prior art, the utility model provides a lamp pearl structure for short arc mercury xenon lamp will interior glass pearl one end form with inserted bar complex recess, in the recess of glass pearl in the gasket inlays, avoid the gasket to be heated directly to strut the lateral wall with the contact of fluorescent tube inner wall and form the crazing line, improve the life of short arc mercury xenon lamp.
Description
Technical Field
The utility model relates to a short arc mercury xenon lamp field, especially a lamp pearl structure for short arc mercury xenon lamp.
Background
The short arc mercury xenon lamp uses the point light source which generates mercury vapor to obtain visible light when mercury discharges, and the short arc mercury xenon lamp is used as an ideal special light source with high brightness, high light efficiency and long service life and is mainly applied to exposure devices.
As shown in fig. 1, the conventional short-arc xenon-mercury lamp includes a bulb 1 and an anode 3 disposed in the bulb and opposite to a cathode 2, wherein an anode-end lamp tube is formed at one end of the bulb, an inner glass bead 4 and an insert rod 5 are disposed in the anode-end lamp tube, a cathode-end lamp tube is formed at the other end of the bulb, an inner glass bead 4 and an insert rod 5 are disposed in the cathode-end lamp tube, a gasket 6 is embedded between the inner glass bead 4 and the insert rod 5, and a tungsten rod 7 connected to the two gaskets 6 respectively penetrates through the corresponding inner glass bead 4 to be connected to the corresponding anode 3 and cathode 2. However, in the process of packaging and using the short-arc mercury xenon lamp with the structure that the inner glass bead is in plane butt joint with the inserted rod, the gasket expands when heated, contacts the inner wall of the lamp tube, and props the side wall to form micro cracks, so that the lamp tube has the risk of lamp explosion, and the use of the short-arc mercury xenon lamp is seriously influenced.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a lamp pearl structure for short arc mercury xenon lamp in the glass pearl, the gasket is avoided direct and fluorescent tube inner wall contact in the gasket embedding, is heated and struts the lateral wall and form the crazing line, improves the life of short arc mercury xenon lamp.
The utility model adopts the technical proposal that:
the utility model provides a lamp pearl structure for short arc mercury xenon lamp, short arc mercury xenon lamp includes the cell-shell and sets up the positive pole relative with the negative pole in the cell-shell, and the one end of cell-shell forms the positive pole end fluorescent tube, and glass bead, gasket and inserted bar in being provided with from inside to outside in the positive pole end fluorescent tube, the other end of cell-shell forms the negative pole end fluorescent tube, and glass bead, gasket and inserted bar in being provided with from inside to outside in the negative pole end fluorescent tube, its characterized in that: one end of each inner glass bead forms a groove matched with the inner end of the inserted rod, the gasket is positioned in the groove, the anode tungsten rod connected with the anode penetrates through the inner glass beads and the gasket and is inserted into the inner end of the inserted rod, and the cathode tungsten rod connected with the cathode penetrates through the inner glass beads and the gasket and is inserted into the inner end of the inserted rod.
Preferably, a gap is left between the side wall of the gasket and the inner wall of the groove.
Preferably, the groove is a circular groove, the gasket is a circular gasket, and the diameter of the gasket is smaller than that of the groove.
Preferably, the gasket is made of a metal molybdenum material.
Preferably, a five-star gasket, an outer glass bead and a five-star guide rod are further arranged in the anode end lamp tube, and the five-star guide rod penetrates through the outer glass bead and the five-star gasket and is inserted into the outer end of the inserted rod; and a five-star gasket, an outer glass bead and a five-star guide rod are also arranged in the cathode end lamp tube, and the five-star guide rod penetrates through the outer glass bead and the five-star gasket and is inserted into the outer end of the inserted rod.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model provides a lamp pearl structure for short arc mercury xenon lamp, with interior glass pearl one end form with inserted bar complex recess, in the recess of glass pearl in the gasket inlays, avoid the gasket to be heated directly to strut the lateral wall with the contact of fluorescent tube inner wall and form the crazing line, improve the life of short arc mercury xenon lamp.
Drawings
Fig. 1 is a schematic view of a conventional short-arc mercury lamp;
fig. 2 is a schematic view of a lamp bead structure for a short-arc xenon-mercury lamp according to the present invention;
fig. 3 is an internal schematic view of a lamp bead structure for a short arc mercury xenon lamp according to the present invention;
fig. 4, which is the utility model provides a pair of an inner glass bead enlarged view of a lamp bead structure for a short arc mercury xenon lamp.
Detailed Description
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 2 to fig. 4, for the utility model provides a pair of a lamp pearl structure's for short arc mercury xenon lamp preferred embodiment. As shown in fig. 2 to 4, in the bead structure for the short arc xenon-mercury lamp, the short arc xenon-mercury lamp includes a bulb 1 and an anode 3 disposed in the bulb opposite to a cathode 2, one end of the bulb 1 forms an anode end lamp tube 11, an inner glass bead 4, a gasket 6 and an insertion rod 5 are disposed in the anode end lamp tube from inside to outside, the other end of the bulb forms a cathode end lamp tube, the inner glass bead 4, the gasket 6 and the insertion rod 5 are disposed in the cathode end lamp tube from inside to outside, one end of each inner glass bead 4 forms a groove 41 matched with the inner end of the insertion rod 5, the gasket 6 is disposed in the groove 41, an anode tungsten rod 31 connected to the anode penetrates through the inner glass beads 4 and the gasket 5 to be inserted into the inner end of the insertion rod 5, a cathode tungsten rod 21 connected to the cathode penetrates through the inner glass beads 4 and the gasket 6 to be inserted into the inner end of the insertion rod 5, the gasket is prevented from directly contacting with the inner wall of the lamp tube, the gasket is prevented from being heated to expand the side wall to form micro cracks, and the service life of the short arc xenon-mercury lamp is prolonged.
A gap is reserved between the side wall of the gasket 6 and the inner wall of the groove 41; the groove 41 is a circular groove, the gasket 6 is a circular gasket, and the diameter of the gasket 6 is smaller than that of the groove, so that the gasket is not in contact with the inner wall of the groove, and a space is reserved for the gasket to be heated and expanded. The gasket is made of metal molybdenum material and has the bendable performance.
The anode end lamp tube is also internally provided with a five-star gasket 7, an outer glass bead 8 and a five-star guide rod 9, and the five-star guide rod 9 penetrates through the outer glass bead 8 and the five-star gasket 7 and is inserted into the outer end of the inserted link; the cathode end lamp tube is also internally provided with a five-star gasket 7, an outer glass bead 8 and a five-star guide rod 9, and the five-star guide rod 9 penetrates through the outer glass bead 8 and the five-star gasket 7 to be inserted into the outer end of the inserted link.
To sum up, the technical scheme of the utility model can be fully effectual realize above-mentioned utility model purpose, just the utility model discloses a structure and functional principle all obtain abundant verification in the embodiment, can reach anticipated efficiency and purpose, do not deviating from the utility model discloses a under principle and the essential prerequisite, can make multiple change or modification to the embodiment of utility model. Therefore, the present invention includes all the alternative contents within the scope mentioned in the claims, and all the equivalent changes made within the claims of the present invention belong to the claims of the present application.
Claims (5)
1. The utility model provides a lamp pearl structure for short arc mercury xenon lamp, short arc mercury xenon lamp includes the cell-shell and sets up the positive pole relative with the negative pole in the cell-shell, and the one end of cell-shell forms the positive pole end fluorescent tube, and glass bead, gasket and inserted bar in being provided with from inside to outside in the positive pole end fluorescent tube, the other end of cell-shell forms the negative pole end fluorescent tube, and glass bead, gasket and inserted bar in being provided with from inside to outside in the negative pole end fluorescent tube, its characterized in that: one end of each inner glass bead forms a groove matched with the inner end of the inserted rod, the gasket is positioned in the groove, the anode tungsten rod connected with the anode penetrates through the inner glass beads and the gasket and is inserted into the inner end of the inserted rod, and the cathode tungsten rod connected with the cathode penetrates through the inner glass beads and the gasket and is inserted into the inner end of the inserted rod.
2. A lamp pearl structure for short-arc mercury xenon lamp according to claim 1, characterized in that: and a gap is reserved between the side wall of the gasket and the inner wall of the groove.
3. A lamp pearl structure for short-arc mercury xenon lamp according to claim 1, characterized in that: the groove is a circular groove, the gasket is a circular gasket, and the diameter of the gasket is smaller than that of the groove.
4. A lamp pearl structure for short-arc mercury xenon lamp according to claim 1, characterized in that: the gasket is made of metal molybdenum material.
5. A lamp pearl structure for short-arc mercury xenon lamp according to claim 1, characterized in that: the anode end lamp tube is also internally provided with a five-star gasket, an outer glass bead and a five-star guide rod, and the five-star guide rod penetrates through the outer glass bead and the five-star gasket and is inserted into the outer end of the inserted rod; and a five-star gasket, an outer glass bead and a five-star guide rod are further arranged in the cathode end lamp tube, and the five-star guide rod penetrates through the outer glass bead and the five-star gasket and is inserted into the outer end of the inserted rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221612371.1U CN218160279U (en) | 2022-06-27 | 2022-06-27 | Lamp bead structure for short-arc mercury xenon lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221612371.1U CN218160279U (en) | 2022-06-27 | 2022-06-27 | Lamp bead structure for short-arc mercury xenon lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218160279U true CN218160279U (en) | 2022-12-27 |
Family
ID=84577635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221612371.1U Active CN218160279U (en) | 2022-06-27 | 2022-06-27 | Lamp bead structure for short-arc mercury xenon lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218160279U (en) |
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2022
- 2022-06-27 CN CN202221612371.1U patent/CN218160279U/en active Active
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