CN109103068A - A kind of electrode assembly for ceramic gold-halogen lamp - Google Patents
A kind of electrode assembly for ceramic gold-halogen lamp Download PDFInfo
- Publication number
- CN109103068A CN109103068A CN201811143907.8A CN201811143907A CN109103068A CN 109103068 A CN109103068 A CN 109103068A CN 201811143907 A CN201811143907 A CN 201811143907A CN 109103068 A CN109103068 A CN 109103068A
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- China
- Prior art keywords
- bar
- tungsten
- conductivity ceramics
- electrode
- halogen lamp
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
- H01J61/06—Main electrodes
- H01J61/073—Main electrodes for high-pressure discharge lamps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
- H01J61/06—Main electrodes
- H01J61/073—Main electrodes for high-pressure discharge lamps
- H01J61/0732—Main electrodes for high-pressure discharge lamps characterised by the construction of the electrode
Abstract
The invention discloses a kind of electrode assemblies for ceramic gold-halogen lamp, the electrode assembly includes the electrode tip being successively welded to connect, molybdenum spiral, conductivity ceramics bar and niobium bar, the electrode tip includes tungsten plug and the tungsten spring that is set on the tungsten plug, the molybdenum spiral includes interior core filaments and the outer wrapping wire for being wrapped in the interior core filaments outer surface, the conductivity ceramics bar is hollow tube structure, electrode cores are set in the inner cavity of the conductivity ceramics bar, and connection end cap is equipped at the both ends of the conductivity ceramics bar, it is the structure that linked into an integrated entity using welding manner between the electrode cores and connection end cap, the molybdenum spiral and niobium bar pass through connection end cap respectively and are fixedly connected with the conductivity ceramics bar.Using electrode assembly of the present invention, have structure simple, performance is stablized, strong applicability, especially suitable in, powerful ceramic gold-halogen lamp, is suitble to promote the use of.
Description
Technical field
The present invention relates to ceramic gold-halogen lamp technical field, specifically a kind of electrode group for ceramic gold-halogen lamp
Part.
Background technique
Metal halogen lamp is AC power source work, and arc discharge hair is generated in the halide mixed vapour of mercury and rare metal
The discharge lamp of light, metal halide lamp are that third generation light source made of various metal halides is added on the basis of high-pressure sodium lamp.
There are two types of metal halide lamps, and one is quartz metal halide lamp, bulb of electric arc tube makes of quartz, and another kind is ceramic metal halide
Lamp, bulb of electric arc tube are made of translucent alumina ceramics, it have high photosynthetic efficiency, the long-life, the good energy-conserving light source of colour rendering,
The features such as its compact-sized, performance is stablized.Since ceramic gold-halogen lamp is polycrystalline alumina ceramic manufacture electric arc tube shell, reality
Light transmittance is more than 98%, but since phase line light transmittance is not high, this ceramic material is able to bear than high 200 degree of quartz or more
High temperature, and the thermal stability of this ceramic cartridge and chemical stability are high, do not occur with the material being filled in shell chemical anti-
It answers, and sodium leakage problems is not present,
Ceramic gold-halogen lamp is based on developing on the basis of quartz metal halide lamp and high-pressure sodium lamp, it has taken into account the excellent of the two
Point, thus there is long-life and high photosynthetic efficiency, high the advantages of developing the color.The electrode of ceramic gold-halogen lamp uses molybdenum helical structure at present, just
It is that electrode uses molybdenum to need on molybdenum bar as material in order to reinforce the intermiscibility in welded seal section metal molybdenum and ceramic material
Twine spiral helicine molybdenum filament.But it is entangled on molybdenum bar since spiral helicine molybdenum filament is spring-like, well-proportioned state cannot be reached,
It carries out easily causing welding material infiltration uneven when sealing-in, undesirable influence is caused on the stability of product.
Summary of the invention
The technical problem to be solved by the present invention is to be directed to background technique, it is simple to provide a kind of structure, property
The reliable and stable electrode of energy, specifically a kind of electrode assembly for ceramic gold-halogen lamp.
In order to solve the above technical problems, the technical scheme adopted by the invention is as follows: a kind of electrode for ceramic gold-halogen lamp
Component, the electrode assembly include the electrode tip being successively welded to connect, molybdenum spiral, conductivity ceramics bar and niobium bar, the electrode
Head includes tungsten plug and the tungsten spring being set on the tungsten plug, and the molybdenum spiral includes interior core filaments and is wrapped in described
The outer wrapping wire of core filaments outer surface, the conductivity ceramics bar are hollow tube structure, are set in the inner cavity of the conductivity ceramics bar
Electrode cores are set, and are equipped with connection end cap at the both ends of the conductivity ceramics bar, are used between the electrode cores and connection end cap
Welding manner links into an integrated entity structure, and the molybdenum spiral and niobium bar pass through connection end cap respectively and the conductivity ceramics bar is fixed connects
It connects.
Further, a kind of electrode assembly for ceramic gold-halogen lamp of the present invention, wherein the tungsten plug is straight
The club shaped structure that the tungsten wire of 0.8~1.2mm of diameter is cut, the length is 10~15mm；The tungsten spring be diameter 0.2~
The tungsten wire coiling of 0.5mm forms, wherein one end of the tungsten plug penetrates the tungsten spring and passes through welding with the tungsten spring
Mode is fixedly connected, and after the tungsten plug penetrates tungsten spring, and is 0.4~0.6mm at a distance from the front end of the tungsten spring.
Further, a kind of electrode assembly for ceramic gold-halogen lamp of the present invention, wherein the inner core silk is straight
The high temperature molybdenum wire of 0.8~1.2mm of diameter, the outer wrapping wire are the high temperature molybdenum wire of 0.2~0.5mm of diameter.
Further, a kind of electrode assembly for ceramic gold-halogen lamp of the present invention, wherein the conductivity ceramics bar
For 1.5~2.0mm of diameter, the hollow tube structure of 10~20mm of length, wherein the intracavity diameter of the conductivity ceramics bar is 0.6
~0.8mm, the electrode core diameter are 0.5~0.7mm, are passed through between the inner cavity in the electrode cores and the conductivity ceramics bar
Inorganic glue-line mutually fills connection.
Further, a kind of electrode assembly for ceramic gold-halogen lamp of the present invention, wherein the niobium bar is diameter
The niobium silk of 1.5~2.0mm, 15~25mm of length.
Using a kind of electrode assembly for ceramic gold-halogen lamp of the present invention, compared with prior art, beneficial to effect
Fruit is: since the electrode assembly includes the electrode tip being successively welded to connect, molybdenum spiral, conductivity ceramics bar and niobium bar,
Described in electrode tip be made of tungsten plug and the tungsten spring being set on the tungsten plug, the molybdenum spiral is by interior core filaments and winding
It is formed in the outer wrapping wire of the interior core filaments outer surface, while the conductivity ceramics bar is hollow tube structure, and in its inner cavity
In be equipped with electrode cores, connection is mutually filled by inorganic glue-line between the electrode cores and the inner cavity in the conductivity ceramics bar, and
It is equipped with connection end cap at the both ends of the conductivity ceramics bar, is connected between the electrode cores and connection end cap using welding manner
Into a single integrated structure, the front end of the niobium bar is fixedly connected with the connection end cap in the conductivity ceramics bar.Tungsten can thus be made
The thermal expansion of plug and molybdenum spiral and conductivity ceramics bar thermal expansion deformation are adapted；Simultaneously as in conductivity ceramics bar inner cavity
It equipped with electrode cores, is filled between the inner cavity in the electrode cores and the conductivity ceramics bar by inorganic glue-line, can avoid conduction
There is cracking phenomena in ceramic bar, so that the performance parameter and service life of ceramic gold-halogen lamp can be improved.Using of the present invention
Electrode assembly has structure simple, and performance is stablized, strong applicability, especially suitable in, powerful ceramic gold-halogen lamp, is suitble to
It promotes the use of.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is the structural diagram of the present invention.
It is as shown in the figure: 1- electrode tip, 11- tungsten plug, 12- tungsten spring, 2- molybdenum spiral, core filaments, 22- outer wrapping wire, 3- in 21-
Conductivity ceramics bar, 31- electrode cores, 32- connection end cap, the inorganic glue-line of 33-, 4- niobium bar.
Specific embodiment
As shown in Figure 1, a kind of electrode assembly for ceramic gold-halogen lamp of the present invention, the electrode assembly include
Electrode tip 1, molybdenum spiral 2, conductivity ceramics bar 3 and the niobium bar 4 being successively welded to connect, the electrode tip 1 include tungsten plug 11 and set
The tungsten spring 12 being located on the tungsten plug 11, the molybdenum spiral 2 include interior core filaments 21 and are wrapped in outside the interior core filaments 21
The outer wrapping wire 22 of side surface, the conductivity ceramics bar 3 are hollow tube structure, are arranged in the inner cavity of the conductivity ceramics bar 3
Electrode cores 31, and it is equipped with connection end cap 32 at the both ends of the conductivity ceramics bar 3, between the electrode cores 31 and connection end cap 32
To be linked into an integrated entity structure using welding manner, the molybdenum spiral 2 and niobium bar 4 by connection end cap 32 and described conductive are made pottery respectively
Porcelain bar 3 is fixedly connected.
Further, a kind of electrode assembly for ceramic gold-halogen lamp of the present invention, wherein the tungsten plug 11 is
The club shaped structure that the tungsten wire of 0.8~1.2mm of diameter is cut, the length is 10~15mm；The tungsten spring 12 is diameter 0.2
The tungsten wire coiling of~0.5mm forms, wherein one end of the tungsten plug 11 penetrate the tungsten spring 12 and with the tungsten spring 12
Be fixedly connected by welding manner, after the tungsten plug 12 penetrates tungsten spring 12, and with the front end of the tungsten spring 12 away from
From for 0.4~0.6mm.
Further, a kind of electrode assembly for ceramic gold-halogen lamp of the present invention, wherein the inner core silk 21 is
The high temperature molybdenum wire of 0.8~1.2mm of diameter, the outer wrapping wire 22 are the high temperature molybdenum wire of 0.2~0.5mm of diameter.
Further, a kind of electrode assembly for ceramic gold-halogen lamp of the present invention, wherein the conductivity ceramics bar 3
For 1.5~2.0mm of diameter, the hollow tube structure of 10~20mm of length, wherein the intracavity diameter of the conductivity ceramics bar 3 is
0.6~0.8mm, 31 diameter of electrode cores are 0.5~0.7mm, the electrode cores 31 and the inner cavity in the conductivity ceramics bar 3
Between pass through inorganic 33 phase of glue-line filling connection.
Further, a kind of electrode assembly for ceramic gold-halogen lamp of the present invention, wherein the niobium bar 4 is diameter
The niobium silk of 1.5~2.0mm, 15~25mm of length.
In actual use, using a kind of electrode assembly for ceramic gold-halogen lamp of the present invention, by institute
Stating electrode assembly includes the electrode tip 1 being successively welded to connect, molybdenum spiral 2, conductivity ceramics bar 3 and niobium bar 4, wherein the electrode
First 1 is made of tungsten plug 11 and the tungsten spring 12 being set on the tungsten plug 11, and the molybdenum spiral 2 is by interior core filaments 21 and winding
It is formed in the outer wrapping wire 22 of interior 21 outer surface of core filaments, while the conductivity ceramics bar 3 is hollow tube structure, and at it
It is equipped with electrode cores 31 in inner cavity, passes through inorganic 33 phase of glue-line between the electrode cores 31 and the inner cavity in the conductivity ceramics bar 3
Filling connection, and it is equipped with connection end cap 32 at the both ends of the conductivity ceramics bar 3, between the electrode cores 31 and connection end cap 32
To be linked into an integrated entity structure using welding manner, the connection end cap 32 in the front end of the niobium bar 4 and the conductivity ceramics bar 3 is solid
Fixed connection.The thermal expansion of tungsten plug 11 and molybdenum spiral 2 and 3 thermal expansion deformation of conductivity ceramics bar can thus be adapted；Together
When, due to being equipped with electrode cores 31, the electrode cores 31 and the inner cavity in the conductivity ceramics bar 3 in 3 inner cavity of conductivity ceramics bar
Between by inorganic glue-line 33 fill, can avoid conductivity ceramics bar 3 there is cracking phenomena, so that the property of ceramic gold-halogen lamp can be improved
It can parameter and service life.
In conclusion having structure simple using electrode assembly of the present invention, performance is stablized, strong applicability, especially
In being suitable for, powerful ceramic gold-halogen lamp, be suitble to promote the use of.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the invention, for the technology of this field
For personnel, there can be various modifications and variations, it is all to utilize any modification, equivalent replacement, improvement and so on of the present invention, it should all
It is included within protection scope of the present invention.
Claims (5)
1. a kind of electrode assembly for ceramic gold-halogen lamp, it is characterised in that: the electrode assembly includes successively to be welded to connect
Electrode tip (1), molybdenum spiral (2), conductivity ceramics bar (3) and niobium bar (4), the electrode tip (1) include tungsten plug (11) and set
The tungsten spring (12) being located on the tungsten plug (11), the molybdenum spiral (2) include interior core filaments (21) and are wrapped in described
The outer wrapping wire (22) of core filaments (21) outer surface, the conductivity ceramics bar (3) is hollow tube structure, in the conductivity ceramics bar
(3) electrode cores (31) are set in inner cavity, and are equipped with connection end cap (32), the electricity at the both ends of the conductivity ceramics bar (3)
Pole piece (31) is linked into an integrated entity structure, the molybdenum spiral (2) and niobium bar (4) with connecting between end cap (32) using welding manner
It is fixedly connected respectively by connecting end cap (32) with the conductivity ceramics bar (3).
2. a kind of electrode assembly for ceramic gold-halogen lamp according to claim 1, it is characterised in that: the tungsten plug
(11) club shaped structure cut for the tungsten wire of 0.8~1.2mm of diameter, the length is 10~15mm；The tungsten spring (12)
Formed for the tungsten wire coiling of 0.2~0.5mm of diameter, wherein one end of the tungsten plug (11) penetrate the tungsten spring (12) and with
The tungsten spring (12) is fixedly connected by welding manner, after the tungsten plug (12) penetrates tungsten spring (12), and with the tungsten
The distance of the front end of spring (12) is 0.4~0.6mm.
3. a kind of electrode assembly for ceramic gold-halogen lamp according to claim 1, it is characterised in that: the interior core filaments
(21) high temperature molybdenum wire for being 0.8~1.2mm of diameter, the outer wrapping wire (22) are the high temperature molybdenum wire of 0.2~0.5mm of diameter.
4. a kind of electrode assembly for ceramic gold-halogen lamp according to claim 1, it is characterised in that: the conductivity ceramics
Bar (3) is 1.5~2.0mm of diameter, the hollow tube structure of 10~20mm of length, wherein the inner cavity of the conductivity ceramics bar (3)
Diameter is 0.6~0.8mm, and electrode cores (31) diameter is 0.5~0.7mm, the electrode cores (31) and the conductivity ceramics
Pass through inorganic glue-line (33) mutually filling connection between inner cavity in bar (3).
5. a kind of electrode assembly for ceramic gold-halogen lamp according to claim 1, it is characterised in that: the niobium bar (4)
For 1.5~2.0mm of diameter, the niobium silk of 15~25mm of length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811143907.8A CN109103068A (en) | 2018-09-29 | 2018-09-29 | A kind of electrode assembly for ceramic gold-halogen lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811143907.8A CN109103068A (en) | 2018-09-29 | 2018-09-29 | A kind of electrode assembly for ceramic gold-halogen lamp |
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| Publication Number | Publication Date |
|---|---|
| CN109103068A true CN109103068A (en) | 2018-12-28 |
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ID=64867786
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811143907.8A Pending CN109103068A (en) | 2018-09-29 | 2018-09-29 | A kind of electrode assembly for ceramic gold-halogen lamp |
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|---|---|---|---|---|
| CN85102649A (en) * | 1984-12-17 | 1985-10-10 | 日本碍子株式会社 | The ceramic sealing device of high-pressure discharge lamp |
| US4731561A (en) * | 1984-12-17 | 1988-03-15 | Ngk Insulators, Ltd. | Ceramic envelope device for high-pressure discharge lamp |
| US4742269A (en) * | 1984-11-09 | 1988-05-03 | Ngk Insulators, Ltd. | Ceramic envelope device for high-pressure discharge lamp |
| US4808881A (en) * | 1986-12-24 | 1989-02-28 | Ngk Insulators, Ltd. | Ceramic envelope device for high-pressure discharge lamp |
| JPH087837A (en) * | 1994-06-23 | 1996-01-12 | Iwasaki Electric Co Ltd | Metallic vapor discharge lamp |
| JP2005197183A (en) * | 2004-01-09 | 2005-07-21 | Ushio Inc | Flash lamp |
| CN1979754A (en) * | 2005-12-02 | 2007-06-13 | 上海东升电子（集团）股份有限公司 | Ceramic gold-halogen lamp discharging electrode |
| CN101436508A (en) * | 2008-12-25 | 2009-05-20 | 上海亚明灯泡厂有限公司 | Electrode structure of ceramic metallic halogen lamp and ceramic metallic halogen lamp with the same |
| JP2013105728A (en) * | 2011-11-17 | 2013-05-30 | Iwasaki Electric Co Ltd | Method for manufacturing electrode assembly for ceramic metal halide lamp and ceramic metal halide lamp using the same |
| CN207909829U (en) * | 2018-03-07 | 2018-09-25 | 上海亚尔光源有限公司 | Four section ceramic metal halogen lamp pole components |
| CN208722843U (en) * | 2018-09-29 | 2019-04-09 | 贵州宇光鸿宇电气照明科技有限公司 | A kind of electrode assembly for ceramic gold-halogen lamp |
-
2018
- 2018-09-29 CN CN201811143907.8A patent/CN109103068A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4742269A (en) * | 1984-11-09 | 1988-05-03 | Ngk Insulators, Ltd. | Ceramic envelope device for high-pressure discharge lamp |
| CN85102649A (en) * | 1984-12-17 | 1985-10-10 | 日本碍子株式会社 | The ceramic sealing device of high-pressure discharge lamp |
| US4731561A (en) * | 1984-12-17 | 1988-03-15 | Ngk Insulators, Ltd. | Ceramic envelope device for high-pressure discharge lamp |
| US4808881A (en) * | 1986-12-24 | 1989-02-28 | Ngk Insulators, Ltd. | Ceramic envelope device for high-pressure discharge lamp |
| JPH087837A (en) * | 1994-06-23 | 1996-01-12 | Iwasaki Electric Co Ltd | Metallic vapor discharge lamp |
| JP2005197183A (en) * | 2004-01-09 | 2005-07-21 | Ushio Inc | Flash lamp |
| CN1979754A (en) * | 2005-12-02 | 2007-06-13 | 上海东升电子（集团）股份有限公司 | Ceramic gold-halogen lamp discharging electrode |
| CN101436508A (en) * | 2008-12-25 | 2009-05-20 | 上海亚明灯泡厂有限公司 | Electrode structure of ceramic metallic halogen lamp and ceramic metallic halogen lamp with the same |
| JP2013105728A (en) * | 2011-11-17 | 2013-05-30 | Iwasaki Electric Co Ltd | Method for manufacturing electrode assembly for ceramic metal halide lamp and ceramic metal halide lamp using the same |
| CN207909829U (en) * | 2018-03-07 | 2018-09-25 | 上海亚尔光源有限公司 | Four section ceramic metal halogen lamp pole components |
| CN208722843U (en) * | 2018-09-29 | 2019-04-09 | 贵州宇光鸿宇电气照明科技有限公司 | A kind of electrode assembly for ceramic gold-halogen lamp |
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