CN101980353B - Co-firing sealing high-efficiency ceramic lamp and preparation method thereof - Google Patents
Co-firing sealing high-efficiency ceramic lamp and preparation method thereof Download PDFInfo
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- CN101980353B CN101980353B CN 201010507033 CN201010507033A CN101980353B CN 101980353 B CN101980353 B CN 101980353B CN 201010507033 CN201010507033 CN 201010507033 CN 201010507033 A CN201010507033 A CN 201010507033A CN 101980353 B CN101980353 B CN 101980353B
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- 239000000919 ceramic Substances 0.000 title claims abstract description 44
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 238000007789 sealing Methods 0.000 title abstract description 13
- 238000010344 co-firing Methods 0.000 title abstract 5
- 229910052751 metal Inorganic materials 0.000 claims abstract description 29
- 239000002184 metal Substances 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 14
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 7
- 239000010937 tungsten Substances 0.000 claims abstract description 7
- 239000011195 cermet Substances 0.000 claims description 24
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 14
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 10
- 238000012802 pre-warming Methods 0.000 claims description 7
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 6
- 229910052804 chromium Inorganic materials 0.000 claims description 6
- 239000011651 chromium Substances 0.000 claims description 6
- 230000000295 complement effect Effects 0.000 claims description 6
- 229910052735 hafnium Inorganic materials 0.000 claims description 6
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 claims description 6
- 230000003064 anti-oxidating effect Effects 0.000 claims description 5
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 4
- 239000007772 electrode material Substances 0.000 claims description 4
- 229910052750 molybdenum Inorganic materials 0.000 claims description 4
- 239000011733 molybdenum Substances 0.000 claims description 4
- 229910052758 niobium Inorganic materials 0.000 claims description 4
- 239000010955 niobium Substances 0.000 claims description 4
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 4
- 238000002834 transmittance Methods 0.000 claims description 4
- 229910000943 NiAl Inorganic materials 0.000 claims description 3
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 239000002223 garnet Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 230000026030 halogenation Effects 0.000 claims description 3
- 238000005658 halogenation reaction Methods 0.000 claims description 3
- 229910000765 intermetallic Inorganic materials 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 239000011777 magnesium Substances 0.000 claims description 3
- -1 magnesium aluminate Chemical class 0.000 claims description 3
- 239000013307 optical fiber Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 229910052702 rhenium Inorganic materials 0.000 claims description 3
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 claims description 3
- 239000011029 spinel Substances 0.000 claims description 3
- 229910052596 spinel Inorganic materials 0.000 claims description 3
- 229910052715 tantalum Inorganic materials 0.000 claims description 3
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 3
- 239000010936 titanium Substances 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 229910052720 vanadium Inorganic materials 0.000 claims description 3
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 claims description 3
- 229910052726 zirconium Inorganic materials 0.000 claims description 3
- 238000010891 electric arc Methods 0.000 abstract description 11
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000004907 flux Effects 0.000 abstract 1
- 238000005476 soldering Methods 0.000 abstract 1
- 229910000679 solder Inorganic materials 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 229910001507 metal halide Inorganic materials 0.000 description 3
- 150000005309 metal halides Chemical class 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 239000006060 molten glass Substances 0.000 description 2
- 239000006187 pill Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052571 earthenware Inorganic materials 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
- H01J9/32—Sealing leading-in conductors
- H01J9/323—Sealing leading-in conductors into a discharge lamp or a gas-filled discharge device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/36—Seals between parts of vessels; Seals for leading-in conductors; Leading-in conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/36—Seals between parts of vessels; Seals for leading-in conductors; Leading-in conductors
- H01J61/366—Seals for leading-in conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
- H01J9/245—Manufacture or joining of vessels, leading-in conductors or bases specially adapted for gas discharge tubes or lamps
- H01J9/247—Manufacture or joining of vessels, leading-in conductors or bases specially adapted for gas discharge tubes or lamps specially adapted for gas-discharge lamps
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Abstract
The invention belongs to the field of ceramic light sources, and particularly discloses a co-firing sealing high-efficiency ceramic lamp. The ceramic lamp comprises a discharge cavity and an electrode tube arranged at an end part of the discharge cavity, wherein a ceramic metal electrode is inserted in the electrode tube; one end, close to the discharge cavity, of the ceramic metal electrode is connected with a tungsten electrode; the ceramic metal electrode and the electrode tube are co-fired to finish sealing; the tail end of the ceramic metal electrode and the corresponding tail end of the electrode tube finish co-firing sealing; the outer diameter of the ceramic metal electrode is matched with the inner diameter of the electrode tube; and the expansion coefficient of the material of the ceramic metal electrode is matched with the expansion coefficient of the material of an electric arc tube. Simultaneously, the invention also discloses a preparation method of the co-firing sealing high-efficiency ceramic lamp. The co-firing sealing high-efficiency ceramic lamp can effectively avoid corrosion of a soldering flux, and has better air tightness.
Description
Technical field
The invention belongs to ceramic light source field, relate in particular to a kind of sealing-in efficient ceramic lamp and preparation method thereof that burns altogether.
Background technology
The ceramic lamp structure is directly connected to process for sealing.Sealing-in is the key technology of ceramic discharge light source, and the quality of sealing-in is directly connected to performance and the life-span of electric arc tube.The sealing technology of ceramic discharge tube is different from quartz, quartz metal halide lamp is to shrink sealing-in or compression sealing-in by melting quartz and electrode or electrode assemblie, pottery should not melt after moulding, pottery is to fill pottery by glass solder to finish with the slit of electrode with the sealing-in of electrode or electrode assemblie, as shown in Figure 1, comprising discharge cavity 6, be located at its two end electrodes pipe 2 and be plugged in electrode assemblie in the electrode tube 2, electrode assemblie comprises the electrode tip that is positioned at discharge cavity 5 that connects successively, welding is realized in the gap 4 that molybdenum filament 3 and niobium pipe 1, scolder flow between electrode tube 2 and electrode assemblie.
Accomplish completely air-tightness, at present main sealing technology is to be two electrode tubes with the ceramic discharge tube pin design, forms little gap between its internal diameter and electrode assemblie.In the sealing-in process, glass solder and ceramic discharge tube and electrode are together heated.The fusing point of glass solder is lower than the softening point of pottery, and good flowability is arranged after fusing, and then is penetrated in the gap of ceramic electrode pipe and electrode assemblie.Finish after cooling the sealing-in of earthenware.The present this sealing technology of in electrode tube, finishing of the nearly all whole employings of ceramic gold-halogen lamp.
Existing electrode and electrode tube are to adopt to add scolder, and melting solder is finished the sealing-in of electrode and electrode tube.Shortcoming be solder material easily with electric arc tube in the metal halide reaction, cause scolder to corrode seal break-off.
Summary of the invention
For the shortcoming of prior art, the purpose of this invention is to provide a kind of better common burning sealing-in efficient ceramic lamp of burn into air-tightness of avoiding scolder;
Simultaneously, another object of the present invention provides a kind of preparation method who burns altogether the sealing-in efficient ceramic lamp.
For achieving the above object, technical scheme of the present invention is: a kind of sealing-in efficient ceramic lamp that burns altogether, it comprises discharge cavity and is located at the electrode tube of discharge cavity end, be fitted with the ceramet electrode in the electrode tube, the ceramet electrode is connected with tungsten electrode near an end of discharge cavity, and ceramet electrode and electrode tube are by burning down into altogether sealing-in.
In the such scheme, ceramet electrode and electrode tube be by burning down into altogether sealing-in, and without any need for scolder, can effectively avoid the reaction of metal halide and the scolder of discharge cavity inside, thereby cause the corrosion of scolder, and burn altogether effectively head it off of sealing-in, make air-tightness better.
Further, ceramet electrode and whole electrode tube are finished common burning sealing-in; Perhaps, ceramet electrode end and electrode tube corresponding position are finished common burning sealing-in.
Further, this ceramet electrode external diameter and electrode tube internal diameter are complementary.Compared with the method for sealing with scolder, the electric arc tube that burns altogether and the contact area of ceramet electrode can be accomplished the microgap, or even the zero clearance.
The coefficient of expansion of the coefficient of expansion of this ceramet electrode material and electrode tube material is complementary.The matching degree of ceramet electrode material and electrode tube material is better than scolder and ceramet electrode, and the matching degree of scolder and electrode tube.
Particularly, this ceramet electrode is by aluminium oxide, yittrium oxide, magnesium aluminate spinel, yttrium-aluminium-garnet and metal: at least a material in tungsten, molybdenum, chromium, tantalum, niobium, vanadium, hafnium, zirconium, the titanium mixes, obtain the refractory oxides particle of metallic cover, the mass fraction of metal is more than or equal to 40%, and is less than or equal to 60%; This discharge cavity and electrode tube are made of transparent light-transmittance ceramics.
The electrode tube that ceramic material makes and cermet electrodes are burnt the adhesion of generation altogether generally than the adhesion height that produces by fill scolder between electrode tube and cermet electrodes, can improve the air-tightness of lamp.
The end of this cermet electrodes stretches out electrode tube, and directly as metal lead wire; Perhaps, this cermet electrodes end also is connected to one section anti-oxidation metal lead wire, and also is provided with a welding groove between electrode tube end and the cermet electrodes end, and this metal lead wire passes welding groove and stretches out outside the electrode tube, and this welding groove is used for the filling glass scolder.
In the such scheme, in order to prevent the cermet electrodes oxidation, connect one section anti-oxidation metal lead wire at the cermet electrodes end, and the cermet electrodes end to be shorter than the ceramic electrode pipe terminal, more endways molten glass scolder capping cermet electrodes in case oxidation.
This metal lead wire is made by the chromium base of high resistance halogenation, Ni-based, hafnium base, rhenium base or IrPt special alloy or NiAl intermetallic compound or ZrC, NbC, TaC, HfC, WC.
Simultaneously, the invention provides a kind of preparation method who burns altogether the sealing-in efficient ceramic lamp, the end of ceramet electrode and electrode tube respective ends are finished sealing-in by local heat source's co-burning method, and this local heat source's co-burning method comprises low-temperature prewarming, and then instant heating is to burning altogether temperature; Wherein low-temperature prewarming temperature range 200-1000 ℃, time 1-5 second; The instant heating temperature more than 1600 ℃ until the fusing of cermet electrodes outer surface and electrode tube inner surface, finishing common burning, in 0.3～2 second time.The processing method of this programme by low-temperature prewarming, instant heating can effectively reduce the thermal shock to material, avoids fine fisssure, distortion and the savings stress of pottery.
The method advantage comprises: a, electrode tube burn the general adhesion height than producing by scolder of adhesion of generation altogether with cermet, can improve air-tightness; B, not with the glass solder of halide reaction; C, the coefficient of expansion more mate.
Particularly, local heat source is plasma arcs, and laser focuses on infrared lamp or optical fiber lamp.
Compared with prior art, beneficial effect of the present invention is:
1, ceramet electrode and electrode tube can effectively avoid putting the corrosion of scolder by burning down into altogether sealing-in, make air-tightness better;
2, compared with the method for sealing with scolder, the electric arc tube and the ceramet electrode that burn altogether, its coefficient of expansion more mates.
Description of drawings
Fig. 1 is the structural representation of the ceramic lamp of prior art scolder sealing-in;
Fig. 2 is the structural representation that the present invention burns sealing-in efficient ceramic lamp embodiment 1 altogether;
Fig. 3 is the structural representation that the present invention burns sealing-in efficient ceramic lamp embodiment 2 altogether.
Embodiment
Below in conjunction with embodiment and accompanying drawing the present invention is described in detail.
Embodiment 1
As shown in Figure 2, the invention discloses a kind of sealing-in efficient ceramic lamp that burns altogether, it comprises discharge cavity 11 and is located at the electrode tube 12 of discharge cavity 11 ends, be fitted with ceramet electrode 13 in the electrode tube 12, ceramet electrode 13 is connected with tungsten electrode 14 near an end of discharge cavity 11, wherein, ceramet electrode 13 and electrode tube 12 are by burning down into altogether sealing-in.
In the present embodiment, ceramet electrode 13 ends are finished common burning sealing-in with electrode tube 12 corresponding positions.Certainly, this ceramet electrode 13 also can be finished common burning sealing-in with whole electrode tube 12.
These ceramet electrode 13 external diameters and electrode tube 12 internal diameters are complementary, and compared with the method for sealing with scolder, the electric arc tube that burns altogether and the contact area of ceramet electrode can be accomplished the microgap, or even the zero clearance.
The coefficient of expansion of the coefficient of expansion of these ceramet electrode 13 materials and electric arc tube 12 materials is complementary.The matching degree of ceramet electrode material and arctube material is better than scolder and ceramet electrode, and the matching degree of scolder and electric arc tube.So, when ceramet electrode 13 expanded by heating, can avoid because the coefficient of expansion of electrode tube 12 or ceramet electrode 13 is inconsistent, and the electrode tube 12 that causes breaks or make to exist between electrode tube 12 and the ceramet electrode 13 and have the gap.And in the prior art, the material character of scolder and electric arc tube, ceramet electrode differs greatly, and its matching degree is also relatively poor, causes easily breaking or the generation in gap of electrode tube.
In the present embodiment, this ceramet electrode 13 is by aluminium oxide, yittrium oxide, magnesium aluminate spinel, yttrium-aluminium-garnet and metal: at least a material in tungsten, molybdenum, chromium, tantalum, niobium, vanadium, hafnium, zirconium, the titanium mixes, obtain the refractory oxides particle of metallic cover, the mass fraction of metal is more than or equal to 40%, and is less than or equal to 60%; This discharge cavity 11 and electrode tube 12 are made of transparent light-transmittance ceramics, and transparent light-transmittance ceramics is aluminium oxide etc.
In the present embodiment, the end of this cermet electrodes 13 stretches out electrode tube 12, and directly as metal lead wire.
Simultaneously, the invention also discloses a kind of preparation method who burns altogether the sealing-in efficient ceramic lamp, wherein, the end of ceramet electrode and electrode tube respective ends are finished sealing-in by local heat source's co-burning method, this local heat source's co-burning method comprises low-temperature prewarming, and then instant heating is to burning altogether temperature; Wherein low-temperature prewarming temperature range 200-1000 ℃, time 1-5 second; The instant heating temperature more than 1600 ℃ until the fusing of cermet electrodes outer surface and electrode tube inner surface, finishing common burning, in 0.3～2 second time.
This burns the sealing-in efficient ceramic lamp altogether finishes an envelope by the secondary sealing-in: owing to there is not the existence of pill and mercury, can finish with traditional heating furnace method.Two envelopes: because the existence of pill and mercury is arranged, use the localized heating method.Localized heating can be used heater such as graphite, or METAL HEATING PROCESS, also can be electric arc such as argon gas electric arc, or focuses on infrared lamp, or the Optical Fiber Transmission infrared light supply, or laser such as carbon dioxide laser, YAG laser, fiber laser, semiconductor laser etc.
Embodiment 2
The structure of present embodiment and embodiment 1 is similar, its difference is, this metal lead wire is independent parts, as shown in Figure 3, these cermet electrodes 13 ends also are connected to one section anti-oxidation metal lead wire 15, and also be provided with a welding groove 16 between electrode tube 12 ends and cermet electrodes 13 ends, this metal lead wire 15 passes welding groove 16 and stretches out outside the electrode tube 12, and this welding groove 16 is used for the filling glass scolder.Wherein, the diameter of metal lead wire 15 is little than the diameter of cermet electrodes 13.
In the such scheme, in order to prevent cermet electrodes 13 oxidations, connect anti-oxidation metal lead wire 15 at cermet electrodes 13 ends, and cermet electrodes 13 ends are shorter than electrode tube 12 ends, more endways molten glass scolder capping cermet electrodes 13 in case oxidation.
Further, this metal lead wire 15 is made by the chromium base of high resistance halogenation, Ni-based, hafnium base, rhenium base or IrPt special alloy or NiAl intermetallic compound or ZrC, NbC, TaC, HfC, WC.
Claims (7)
1. preparation method who burns altogether the sealing-in efficient ceramic lamp, described ceramic lamp comprises discharge cavity and is located at the electrode tube of discharge cavity end, be fitted with the ceramet electrode in the electrode tube, the ceramet electrode is connected with tungsten electrode near an end of discharge cavity, it is characterized in that, the end of ceramet electrode and electrode tube respective ends are finished sealing-in by local heat source's co-burning method, and this local heat source's co-burning method comprises low-temperature prewarming, and then instant heating is to burning altogether temperature; Wherein low-temperature prewarming temperature range 200-1000 ℃, time 1-5 second; The instant heating temperature more than 1600 ℃ until the fusing of cermet electrodes outer surface and electrode tube inner surface, finishing common burning, in 0.3～2 second time.
2. preparation method according to claim 1 is characterized in that, this local heat source is plasma arcs, and laser focuses on infrared lamp or optical fiber lamp.
3. the common burning sealing-in efficient ceramic lamp of described preparation method preparation according to claim 1 is characterized in that this ceramet electrode external diameter and electrode tube internal diameter are complementary.
4. the common burning sealing-in efficient ceramic lamp of described preparation method preparation according to claim 1 is characterized in that the coefficient of expansion of the coefficient of expansion of this ceramet electrode material and electrode tube material is complementary.
5. the sealing-in efficient ceramic lamp that burns altogether according to claim 4, it is characterized in that, this ceramet electrode is by aluminium oxide, yittrium oxide, magnesium aluminate spinel, yttrium-aluminium-garnet and metal: at least a material in tungsten, molybdenum, chromium, tantalum, niobium, vanadium, hafnium, zirconium, the titanium mixes, obtain the refractory oxides particle of metallic cover, the mass fraction of metal is more than or equal to 40%, and is less than or equal to 60%; This discharge cavity and electrode tube are made of transparent light-transmittance ceramics.
6. the sealing-in efficient ceramic lamp that burns altogether according to claim 5 is characterized in that the end of this cermet electrodes stretches out electrode tube, and directly as metal lead wire; Perhaps, this cermet electrodes end also is connected to one section anti-oxidation metal lead wire, and also is provided with a welding groove between electrode tube end and the cermet electrodes end, and this metal lead wire passes welding groove and stretches out outside the electrode tube, and this welding groove is used for the filling glass scolder.
7. the sealing-in efficient ceramic lamp that burns altogether according to claim 6 is characterized in that, this metal lead wire is made by the chromium base of high resistance halogenation, Ni-based, hafnium base, rhenium base or IrPt special alloy or NiAl intermetallic compound or ZrC, NbC, TaC, HfC, WC.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010507033 CN101980353B (en) | 2010-10-14 | 2010-10-14 | Co-firing sealing high-efficiency ceramic lamp and preparation method thereof |
| PCT/CN2010/078257 WO2012048477A1 (en) | 2010-10-14 | 2010-10-29 | Co-firing sealing ceramic lamp and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010507033 CN101980353B (en) | 2010-10-14 | 2010-10-14 | Co-firing sealing high-efficiency ceramic lamp and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101980353A CN101980353A (en) | 2011-02-23 |
| CN101980353B true CN101980353B (en) | 2013-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010507033 Expired - Fee Related CN101980353B (en) | 2010-10-14 | 2010-10-14 | Co-firing sealing high-efficiency ceramic lamp and preparation method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN101980353B (en) |
| WO (1) | WO2012048477A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103813607A (en) * | 2013-04-16 | 2014-05-21 | 杜志刚 | Plasma carbon dioxide high pressure gas heating device |
| CN103361535A (en) * | 2013-07-26 | 2013-10-23 | 曹茂军 | Preparation of cermet rod, and cermet electrode subassembly |
| CN111268911B (en) * | 2020-02-21 | 2022-06-07 | Oppo广东移动通信有限公司 | Welding composition, shell assembly, preparation method and electronic equipment |
| CN113628943B (en) * | 2021-08-26 | 2024-06-21 | 中国科学院空天信息创新研究院 | Plug-in single crystal boride cathode, preparation method thereof and electronic device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4155758A (en) * | 1975-12-09 | 1979-05-22 | Thorn Electrical Industries Limited | Lamps and discharge devices and materials therefor |
| CN1204858A (en) * | 1997-06-27 | 1999-01-13 | 电灯专利信托有限公司 | High-tension discharge lamp with ceramic discharge cavity |
| CN100361267C (en) * | 1997-12-24 | 2008-01-09 | 日本碍子株式会社 | High pressure discharge lamp |
| CN101802955A (en) * | 2007-09-18 | 2010-08-11 | 奥斯兰姆有限公司 | Electric arc tube with end structure |
| CN201853676U (en) * | 2010-10-14 | 2011-06-01 | 潮州市灿源电光源有限公司 | Co-firing and sealing-in high-efficiency ceramic lamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63160147A (en) * | 1986-12-15 | 1988-07-02 | ジー・ティー・イー・プロダクツ・コーポレイション | Improved inlead for sodium and metal halide lamp |
-
2010
- 2010-10-14 CN CN 201010507033 patent/CN101980353B/en not_active Expired - Fee Related
- 2010-10-29 WO PCT/CN2010/078257 patent/WO2012048477A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4155758A (en) * | 1975-12-09 | 1979-05-22 | Thorn Electrical Industries Limited | Lamps and discharge devices and materials therefor |
| CN1204858A (en) * | 1997-06-27 | 1999-01-13 | 电灯专利信托有限公司 | High-tension discharge lamp with ceramic discharge cavity |
| CN100361267C (en) * | 1997-12-24 | 2008-01-09 | 日本碍子株式会社 | High pressure discharge lamp |
| CN101802955A (en) * | 2007-09-18 | 2010-08-11 | 奥斯兰姆有限公司 | Electric arc tube with end structure |
| CN201853676U (en) * | 2010-10-14 | 2011-06-01 | 潮州市灿源电光源有限公司 | Co-firing and sealing-in high-efficiency ceramic lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101980353A (en) | 2011-02-23 |
| WO2012048477A1 (en) | 2012-04-19 |
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