CN103456598B - Small-power metal halide direct current lamp - Google Patents
Small-power metal halide direct current lamp Download PDFInfo
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- CN103456598B CN103456598B CN201310401574.5A CN201310401574A CN103456598B CN 103456598 B CN103456598 B CN 103456598B CN 201310401574 A CN201310401574 A CN 201310401574A CN 103456598 B CN103456598 B CN 103456598B
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- Prior art keywords
- direct current
- metal halide
- small
- current lamp
- negative electrode
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- 229910001507 metal halide Inorganic materials 0.000 title claims abstract description 34
- 150000005309 metal halides Chemical class 0.000 title claims abstract description 34
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims abstract description 32
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000010453 quartz Substances 0.000 claims abstract description 28
- UAYWVJHJZHQCIE-UHFFFAOYSA-L zinc iodide Chemical compound I[Zn]I UAYWVJHJZHQCIE-UHFFFAOYSA-L 0.000 claims abstract description 28
- 239000000945 filler Substances 0.000 claims abstract description 8
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052753 mercury Inorganic materials 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 9
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052721 tungsten Inorganic materials 0.000 claims description 5
- 239000010937 tungsten Substances 0.000 claims description 5
- WLTSUBTXQJEURO-UHFFFAOYSA-N thorium tungsten Chemical compound [W].[Th] WLTSUBTXQJEURO-UHFFFAOYSA-N 0.000 claims description 3
- 239000003381 stabilizer Substances 0.000 abstract description 4
- 230000004888 barrier function Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- 101100117236 Drosophila melanogaster speck gene Proteins 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Vessels And Coating Films For Discharge Lamps (AREA)
- Discharge Lamp (AREA)
Abstract
The invention belongs to power supply lighting technical field, be specifically related to a kind of Small-power metal halide direct current lamp with arc stability that can work under direct current stabilizer, Small-power metal halide direct current lamp, comprise quartz bulb shell, Packed luminous arc pipe is established in quartz bulb shell, the anode that one end is stretched into the negative electrode in luminous arc pipe and coordinated with negative electrode is provided with in luminous arc pipe, the other end of negative electrode and anode to be in quartz bulb shell and to be connected to molybdenum sheet, described molybdenum sheet is connected to the molybdenum rod lead-in wire extending to quartz bulb shell outside, filler is filled with in described luminous arc pipe, filler comprises 3-6.5 atmospheric xenons, the mercury of 0.5-0.9mg, metal halide DyI
3, DyBr
3, HoBr
3, NdI
3, CsI, InI, NaI, ScI
3, ThI
4, TlI the combination of one or more, and zinc iodide.The present invention can the light of stable output, brings convenience, long service life, reduce the use cost of user to use.
Description
Technical field
The invention belongs to power supply lighting technical field, be specifically related to a kind of Small-power metal halide direct current lamp with arc stability that can work under direct current stabilizer.
Background technology
The luminous arc of metal halide direct current lamp is short, needs lamp to load focal position in porjection type reflector, then fully uses the principle of reflection of light, just better can promote the utilance of bulb light, so be successfully used to the light source for searching of directional lighting.The luminous efficiency of metal halide lamp is 6-10 times of traditional tungsten filament lamp sources, its power is also than high 10-20 times of tungsten filament lamp & lantern, namely onesize light-emitting zone, low-power metal halide lamp is exportable exceeds tens times of luminous fluxes to hundreds of times, and therefore this kind of light source is particularly suitable as the light source for searching under special occasions.But the halide of existing metal halide direct current lamp owing to filling in luminous arc pipe, in use easily there is scintillation in such direct current lamp, light can not be stablized, and brings unsteadiness to use, and due to the existence of scintillation, also easily shorten the useful life of direct current lamp.
Under early stage low-power metal halide lamp is operated in exchange status, also to be reverse into using the stabilizer of direct current (automobile storage battery) power supply and exchanges and could use, so, for output be also direct current stabilizer, simplify circuit, reduce failure rate, also considerably reduce production cost.
Summary of the invention
For above-mentioned technical problem, the invention provides a kind of Small-power metal halide direct current lamp not occurring scintillation, it can the light of stable output, brings convenience, long service life, reduce the use cost of user to use.
Realize technical scheme of the present invention as follows:
Small-power metal halide direct current lamp, comprise quartz bulb shell, Packed luminous arc pipe is established in quartz bulb shell, the anode that one end is stretched into the negative electrode in luminous arc pipe and coordinated with negative electrode is provided with in luminous arc pipe, the other end of negative electrode and anode to be in quartz bulb shell and to be connected to molybdenum sheet, described molybdenum sheet is connected to the molybdenum rod lead-in wire extending to quartz bulb shell outside, filler is filled with in described luminous arc pipe, filler comprises 3-6.5 atmospheric xenons, the mercury of 0.5-0.9mg, metal halide DyI
3, DyBr
3, HoBr
3, NdI
3, CsI, InI, NaI, ScI
3, ThI
4, TlI the combination of one or more, and zinc iodide.
Described zinc iodide is 0.01mg-0.2mg.The interpolation of zinc iodide can make the electrical discharge arc of lamp more stable, makes lamp in use not have flickering, ensures that the normal of lamp effectively uses, extends the useful life of lamp.
Described quartz bulb shell is the filter purple bubble pipe of external diameter 8.0mm ~ 10.0mm.Can ultraviolet component effectively in elimination lamp in luminescence.
In order to ensure the smooth and easy accurate electric discharge of negative electrode and positive electrode, the arcing distance in described luminous arc pipe between negative electrode and anode is 3mm-5.5mm.
The width of described molybdenum sheet is 1.0mm-2.2mm, and thickness is 0.023-0.030mm.
Described luminous arc pipe is made up of quartz material, and its wall thickness is between 1.0mm ~ 1.6mm, and external diameter is between 5.5mm ~ 7.5mm.
The power of described direct current lamp is 10W-100W.
The colour temperature of described direct current lamp is between 3000K ~ 25000K.
Described negative electrode adopts thorium tungsten material to make, and diameter is between 0.10mm-0.40mm; Anode adopts pure tungsten material to make, and diameter is between 0.20mm-0.6mm.
Have employed such scheme, the light fixture of this spline structure has light output extremely stable, and electrical discharge arc is short, is similar to the advantages such as the small-power of point-source of light; Adopt the lamp of this kind of structure; the spot location produced when this lamp is on the focal position of porjection type reflector; the luminous flux that light source self sends can be reflexed to the irradiation area of setting fully; reach the effect increasing irradiation distance and improve area to be illuminated territory visibility; and due to quartz bulb shell for the purple bubble of filter is managed; the ultraviolet portion that light source sends can be filtered, and so just effectively protects the reflecting surface of reflector, extends the life-span of reflector.The electrical discharge arc of lamp can be made more stable by adding zinc iodide in luminous arc pipe, making lamp in use there is no flickering, ensure that the normal of lamp effectively uses, extend the useful life of lamp.
The Small-power metal halide direct current lamp with arc stability of the present invention's design, the luminous arc pipe be made up of quartz glass and the target enclosed in it and anode, arc chamber is formed in luminous arc pipe, before sealing-in arc chamber, add mercury, metal halide, zinc iodide in arc chamber after, being filled with 3-6.5 atmospheric xenons by high vacuum exhaustion, then arc chamber is carried out sealing-in, make arc chamber be in vacuum seal state; Two electrodes complete the connection with luminous arc pipe by the non-matching hermetic seal characteristic of molybdenum sheet, and have been gone between and the electrical connection of molybdenum sheet by molybdenum rod; Then put the quartz bulb shell that filter is purple, make finished product hair bubble; Atmospheric xenon between 3-6.5 is had for starting gas, namely to open namely bright light output requirement to reach time static in luminous arc pipe.The metal halide direct current lamp utilizing the present invention to make is a kind of small light, and its watt level is between 10W-100W, and operating current, within the scope of 0.10A-0.8A, is specially adapted to battery powered search luminaire light source.Change the formula of metal halide, the color temperature lamp that 3000K-25000K does not wait can be produced, the life-span of corresponding lamp, the light importantly produced can not produce the flicker of certain frequency as existing lamp, the light stabilisation that lamp of the present invention sends, flicker free sense in 1000-3000 hours window.
Utilize the Small-power metal halide direct current lamp that the present invention makes, obvious speck is being had near negative electrode place during its burning-point, be similar to point-source of light, significantly can promote the radiation response of the projector, the Reconnaissance, Long Range occasions such as highway, railway, ocean can be widely used in, after coordinating with reasonable light fixture, various types of automobile front can be widely used in.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the telescopic lamp schematic diagram adopting the present invention to assemble;
In accompanying drawing, 1 is quartz bulb shell, and 2 is luminous arc pipe, and 3 is negative electrode, and 4 is anode, and 5 is molybdenum sheet, and 6 is molybdenum rod lead-in wire, and 7 is lamp socket, and 8 is lamp housing, and 9 is light barrier, and 10 is porcelain bushing, and 11 is arc chamber.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further described.
See Fig. 1, Small-power metal halide direct current lamp, comprise quartz bulb shell 1, quartz bulb shell 1 is the filter purple bubble pipe of external diameter 8.0mm ~ 10.0mm, Packed luminous arc pipe 2 is established in quartz bulb shell 1, be provided with the anode 4 that one end is stretched into the negative electrode 3 in luminous arc pipe and coordinated with negative electrode in luminous arc pipe, negative electrode adopts thorium tungsten material to make, and diameter is between 0.10mm-0.40mm; Anode adopts pure tungsten material to make, and diameter is between 0.20mm-0.6mm.Luminous arc is formed after energising between negative electrode and positive electrode, the other end of negative electrode and anode to be in quartz bulb shell and to be connected to molybdenum sheet 5, molybdenum sheet is connected to the molybdenum rod lead-in wire 6 extending to quartz bulb shell outside, filler is filled with in luminous arc pipe, filler comprises 3-6.5 atmospheric xenons, the mercury of 0.5-0.9mg, metal halide DyI
3, DyBr
3, HoBr
3, NdI
3, CsI, InI, NaI, ScI
3, ThI
4, TlI the combination of one or more, and zinc iodide.Zinc iodide is 0.01mg-0.2mg, concrete to implement, zinc iodide can be 0.01mg, 0.05mg, 0,1mg, 0.15mg, 0,2mg; Arcing distance in luminous arc pipe between negative electrode 3 and anode 4 is 3mm-5.5mm.The width of molybdenum sheet is 1.0mm-2.2mm, and thickness is 0.023-0.030mm.Luminous arc pipe 2 is made up of quartz material, and its wall thickness is between 1.0mm ~ 1.6mm, and external diameter is between 5.5mm ~ 7.5mm.The power of direct current lamp is 10W-100W.The colour temperature of direct current lamp is between 3000K ~ 25000K.
Fig. 2 is the telescopic lamp schematic diagram adopting the present invention to assemble, and comprises lamp socket 7, is arranged on the lamp housing 8 on lamp socket; and the light barrier 9 of lamp housing front end; direct current lamp of the present invention is assemblied in lamp housing, goes between and to be protected by porcelain bushing 10, so just constitute a complete light fixture.
Embodiment one
The external diameter 6.0mm be made up of quartz glass, long 7.2mm, wall thickness 1.0mm luminous arc pipe and enclose the negative electrode of the diameter 0.1mm in it and the anode of diameter 0.2mm, in luminous arc pipe, form arc chamber 11, the arcing distance between negative electrode and anode is 4.0mm; Before sealing-in arc chamber, in arc chamber, add the mercury of 0.7mg, ScI
3: NaI:ThI
4=22:75:3 grain is heavily after the zinc iodide of the metal halide of 0.2mg, 0.05mg, being filled with 6 atmospheric xenons by high vacuum exhaustion, then arc chamber is carried out sealing-in, makes arc chamber be in vacuum seal state; Two electrodes complete the connection with luminous arc pipe by the non-matching hermetic seal characteristic of molybdenum sheet, and have been gone between and the electrical connection of molybdenum sheet by molybdenum rod; The width of molybdenum sheet is 1.5mm, and thickness is 0.023mm; Then put the external diameter 8.8mm quartz bulb shell that filter is purple, make finished product hair bubble.
Embodiment two
The external diameter 7.0mm be made up of quartz glass, long 8.5mm, wall thickness 1.2mm luminous arc pipe and enclose the negative electrode of the diameter 0.25mm in it and the anode of diameter 0.4mm, in luminous arc pipe, form arc chamber 11, the arcing distance between negative electrode and anode is 4.8mm; Before sealing-in arc chamber, add the zinc iodide of the mercury of 0.9mg, the metal halide of TLI of the heavy 0.2mg of grain, 0.05mg in arc chamber after, being filled with 4.5 atmospheric xenons by high vacuum exhaustion, then arc chamber is carried out sealing-in, make arc chamber be in vacuum seal state; Two electrodes complete the connection with luminous arc pipe by the non-matching hermetic seal characteristic of molybdenum sheet, and have been gone between and the electrical connection of molybdenum sheet by molybdenum rod; The width of molybdenum sheet is 2.0mm, and thickness is 0.024mm; Then put the external diameter 10mm quartz bulb shell that filter is purple, make finished product hair bubble.
Embodiment three
The external diameter 5.5mm be made up of quartz glass, wall thickness 1mm luminous arc pipe and enclose the negative electrode of the diameter 0.15mm in it and the anode of diameter 0.25mm, in luminous arc pipe, form arc chamber 11, the arcing distance between negative electrode and anode is 3.5mm; Before sealing-in arc chamber, add the zinc iodide of the mercury of 0.6mg, the metal halide of InI of the heavy 0.25mg of grain, 0.1mg in arc chamber after, being filled with 6.5 atmospheric xenons by high vacuum exhaustion, then arc chamber is carried out sealing-in, make arc chamber be in vacuum seal state; Two electrodes complete the connection with luminous arc pipe by the non-matching hermetic seal characteristic of molybdenum sheet, and have been gone between and the electrical connection of molybdenum sheet by molybdenum rod; The width of molybdenum sheet is 1.0mm, and thickness is 0.023mm; Then put the external diameter 8.0mm quartz bulb shell that filter is purple, make finished product hair bubble.
Claims (9)
1. Small-power metal halide direct current lamp, it is characterized in that, comprise quartz bulb shell, Packed luminous arc pipe is established in quartz bulb shell, the anode that one end is stretched into the negative electrode in luminous arc pipe and coordinated with negative electrode is provided with in luminous arc pipe, the other end of negative electrode and anode to be in quartz bulb shell and to be connected to molybdenum sheet, described molybdenum sheet is connected to the molybdenum rod lead-in wire extending to quartz bulb shell outside, filler is filled with in described luminous arc pipe, filler comprises 3-6.5 atmospheric xenons, the mercury of 0.5-0.9mg, metal halide DyI
3, DyBr
3, HoBr
3, NdI
3, CsI, InI, NaI, ScI
3, ThI
4, TlI the combination of one or more, and zinc iodide.
2. Small-power metal halide direct current lamp according to claim 1, is characterized in that, described zinc iodide is 0.01mg-0.2mg.
3. Small-power metal halide direct current lamp according to claim 1, is characterized in that, described quartz bulb shell is the filter purple bubble pipe of external diameter 8.0mm ~ 10.0mm.
4. Small-power metal halide direct current lamp according to claim 1, is characterized in that, the arcing distance in described luminous arc pipe between negative electrode and anode is 3mm-5.5mm.
5. Small-power metal halide direct current lamp according to claim 1, is characterized in that, the width of described molybdenum sheet is 1.0mm-2.2mm, and thickness is 0.023-0.030mm.
6. Small-power metal halide direct current lamp according to claim 1, is characterized in that, described luminous arc pipe is made up of quartz material, and its wall thickness is between 1.0mm ~ 1.6mm, and external diameter is between 5.5mm ~ 7.5mm.
7. Small-power metal halide direct current lamp according to claim 1, is characterized in that, the power of described direct current lamp is 10W-100W.
8. Small-power metal halide direct current lamp according to claim 1, is characterized in that, the colour temperature of described direct current lamp is between 3000K ~ 25000K.
9. Small-power metal halide direct current lamp according to claim 1, is characterized in that, described negative electrode adopts thorium tungsten material to make, and diameter is between 0.10mm-0.40mm; Anode adopts pure tungsten material to make, and diameter is between 0.20mm-0.6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310401574.5A CN103456598B (en) | 2013-09-05 | 2013-09-05 | Small-power metal halide direct current lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310401574.5A CN103456598B (en) | 2013-09-05 | 2013-09-05 | Small-power metal halide direct current lamp |
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| Publication Number | Publication Date |
|---|---|
| CN103456598A CN103456598A (en) | 2013-12-18 |
| CN103456598B true CN103456598B (en) | 2016-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310401574.5A Active CN103456598B (en) | 2013-09-05 | 2013-09-05 | Small-power metal halide direct current lamp |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104616966A (en) * | 2015-01-20 | 2015-05-13 | 中国科学院上海光学精密机械研究所 | Reflector and tube wall integrated xenon lamp |
| CN106449351B (en) * | 2016-07-18 | 2019-04-05 | 嘉兴市光泰照明有限公司 | A kind of Metal halogen lamp of direct current supply |
| CN108682612A (en) * | 2018-05-05 | 2018-10-19 | 深圳市晶影光技术有限公司 | A kind of high precision Exposing Lamp |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09161728A (en) * | 1995-11-30 | 1997-06-20 | Iwasaki Electric Co Ltd | Metal halide lamp |
| EP0678898B1 (en) * | 1994-04-20 | 2002-12-18 | Ushiodenki Kabushiki Kaisha | Light source device with a metal halide lamp and method of operating a metal halide lamp |
| CN1395281A (en) * | 2001-06-29 | 2003-02-05 | 松下电器产业株式会社 | Metal halide lamp |
| JP2004139759A (en) * | 2002-10-15 | 2004-05-13 | Japan Storage Battery Co Ltd | Metal-halide lamp |
| CN101657877A (en) * | 2007-04-05 | 2010-02-24 | 皇家飞利浦电子股份有限公司 | Mercury-free high intensity gas-discharge lamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4618793B2 (en) * | 2005-05-31 | 2011-01-26 | 株式会社小糸製作所 | Mercury-free arc tube for discharge bulb |
-
2013
- 2013-09-05 CN CN201310401574.5A patent/CN103456598B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0678898B1 (en) * | 1994-04-20 | 2002-12-18 | Ushiodenki Kabushiki Kaisha | Light source device with a metal halide lamp and method of operating a metal halide lamp |
| JPH09161728A (en) * | 1995-11-30 | 1997-06-20 | Iwasaki Electric Co Ltd | Metal halide lamp |
| CN1395281A (en) * | 2001-06-29 | 2003-02-05 | 松下电器产业株式会社 | Metal halide lamp |
| JP2004139759A (en) * | 2002-10-15 | 2004-05-13 | Japan Storage Battery Co Ltd | Metal-halide lamp |
| CN101657877A (en) * | 2007-04-05 | 2010-02-24 | 皇家飞利浦电子股份有限公司 | Mercury-free high intensity gas-discharge lamp |
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| CN103456598A (en) | 2013-12-18 |
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