CN101490803A - Dielectrically impeded discharge lamp comprising a glass wall - Google Patents
Dielectrically impeded discharge lamp comprising a glass wall Download PDFInfo
- Publication number
- CN101490803A CN101490803A CN 200780027647 CN200780027647A CN101490803A CN 101490803 A CN101490803 A CN 101490803A CN 200780027647 CN200780027647 CN 200780027647 CN 200780027647 A CN200780027647 A CN 200780027647A CN 101490803 A CN101490803 A CN 101490803A
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- Prior art keywords
- electrode
- discharge
- glass
- lamp
- glass tube
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
- H01J65/04—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
- H01J65/04—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
- H01J65/042—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field
- H01J65/046—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field the field being produced by using capacitive means around the vessel
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Electromagnetism (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Abstract
The invention relates to a discharge lamp comprising dielectrically impeded electrodes (3) which are separated from a discharge medium by a pre-fabricated glass wall (2). Both the pre-fabricated glass wall (2) and the electrodes (3) are arranged inside a glass tube (1), the electrodes being interspaced by more than two thirds of the glass tube diameter inside the glass tube. The invention also relates to a system consisting of such a dielectrically impeded discharge lamp and a suitable holder.
Description
Technical field
The present invention relates to a kind of dielectric barrier discharge lamp and a kind of system according to dielectric barrier discharge lamp of the present invention and lamp socket formation.
Background technology
Dielectric barrier discharge lamp is open with the various deformation scheme.These dielectric barrier discharge lamps have the discharge vessel of filling with discharge medium.Be typically, the electrode that is used for power coupling is input to discharge medium separates with discharge medium by dielectric.The discharge vessel of tubulose is widely used and is particularly suitable for some application.
In a kind of discharge lamp type of extensive use, the electrode of two band shapes just relatively is applied on the discharge vessel of glass of tubulose in inside.Electrode is by glass solder layer and discharge medium insulation.Two layers one after the other apply as the cream of thickness and harden by annealing steps.
DE 10 2,004 047 375 has provided a kind of dielectric barrier discharge lamp electrode, tubulose that has, and described electrode is arranged on the outside of discharge vessel along the extending longitudinally of discharge vessel.At this, discharging vessel wall itself, be that prefabricated glass wall is as the dielectric barrier thing.
Summary of the invention
Task of the present invention is, proposes a kind of favourable dielectric barrier discharge lamp, and wherein electrode separates with discharge medium by prefabricated glass wall.
The present invention is directed to a kind of discharge lamp that has the dielectric barrier electrode, these electrodes separate with discharge medium by prefabricated glass wall, it is characterized in that, prefabricated glass wall and electrode are arranged on the inside of glass tube, wherein electrode in glass tube inside distance each other greater than 2/3rds of diameter glass tube.
In addition, the present invention is also at a kind of system that constitutes according to discharge lamp of the present invention and the lamp socket that is used for this discharge lamp.
Preferred expansion scheme of the present invention provides in the dependent claims and in specification.Disclosure in specification not only relates to dielectric barrier discharge lamp, and relates to the system that has dielectric barrier discharge lamp and lamp socket.In addition, the present invention also relates to according to method for producing discharge lamps of the present invention.So specification can be understood accordingly about its corresponding each feature.
The present invention is based on following discovery: by prefabricated glass wall electrode being separated with the discharge medium of discharge lamp is favourable.Can realize the controllable adjustment of the machinery and the electrology characteristic of dielectric barrier thing as the prefabricated glass wall of dielectric barrier thing.Especially, for example compare with using glass solder, prefabricated glass wall is in advance certainly by easier (face content as follows) and also manufacturing especially equably.Mentioned a kind of discharge lamp in the superincumbent paragraph about prior art, wherein discharge vessel itself is as prefabricated glass wall.
In addition, the thought that the present invention is based on is, prefabricated glass wall and electrode is arranged on the inside of glass tube.The advantage of She Zhiing is like this, protects by glass tube at the electrode of the inside of discharge lamp, and guides high-tension electrode pair external insulation.
The discharge vessel of tubulose is widely used, and is not limited to shaft-like pipe just about its moulding aspect.Even the discharge lamp that is circle in week along its ring is used especially widely basically, the present invention should not be subjected to the restriction of the design that the discharge lamp according to tubulose carries out at this yet on this meaning.In scope of the present invention, so for example oval-shaped discharge lamp or tetragonal discharge lamp also should be considered as tubulose.
In glass tube, electrode distance each other is set to greater than 2/3rds of diameter glass tube.Preferably, distance is for surpassing 3/4ths of diameter glass tube, and more preferably, distance is to surpass 4/5ths of diameter glass tube, and it is desirable to distance between electrodes corresponding to surpassing 9/10ths of diameter glass tube.At this, electrode for example can just relatively be arranged on the glass tube by the longitudinal extension along glass tube in inside.Yet, they also can be separately positioned on glass tube the end around, this cause can be more much bigger than the diameter of glass tube distance.
Electrode distance has each other been determined discharge length.If according to the present invention, electrode apart from each other each other in glass tube, then thin especially configuration is possible.At this, the cross section of glass tube and the volume of discharge medium are made full use of well.
In a preferred form of implementation of the present invention, prefabricated glass wall is solid glass wall.The solid glass wall is characterised in that continuous basically microstructure, and does not influence the boundary layer or the granule boundary of macroscopic properties.The example of non-solid glass wall is the glass solder of a sintered glass and roasting.In sintered glass and glass solder, a plurality of single glass granules are connected to each other.What can learn in these examples is that the feature of solid glass wall is also that particularly it does not have particle basically.In fact do not have the advantage of the solid glass wall of inclusion to be, can make up uniform especially and reliable dielectric on the macroscopic view by the solid glass wall, this has positive role to the required strength of materials.The possibility of passing dielectric puncture is corresponding little.
In scope of the present invention, prefabricated glass wall for example can be corresponding to the wall of discharge vessel itself, introduce the sheet glass in the discharge vessel or surround the overcoat tubule (Huellroehrchen) (referring to following content) of electrode.These possible forms of implementation are characterised in that simple especially manufacturability.For example, compare with the glass solder layer that applies thickness in glass tube, it is simpler that discharge vessel, sheet glass or overcoat tubule are set in glass tube.
Preferably, electrode also is prefabricated electrode.That is to say that these electrodes are not to be applied in during making discharge lamp, but be introduced in the lamp during the metalwork making independently.These prefabricated electrodes for example can be metal wire or Metallic rod.When making according to discharge lamp of the present invention, prefabricated electrode can be particularly advantageous, controls because they can be used as single part.Especially, and compare on the inboard that electrode is applied to glass tube as liquid material, be fixed in the glass tube prefabricated electrode more simple.
Prefabricated electrode, particularly metal wire or bar also can easily be used under the situation of other contacts that do not have electrode by lamp socket discharge lamp is linked to each other with power source (referring to following content).
In a kind of preferred form of implementation of the present invention, prefabricated glass wall is corresponding to the wall of discharge vessel.In this form of implementation, discharge vessel is surrounded by glass tube, and electrode is arranged in the intermediate space between discharge vessel and the glass tube.In this form of implementation, it is thin especially that the wall of discharge vessel can be designed to be, the expense that this has reduced required supply power voltage and has reduced circuit engineering thus, and help driving especially effectively discharge lamp.The additional glass pipe that surrounds discharge vessel and electrode can have the wall thickness bigger than discharge vessel, so that guarantee discharge lamp mechanically stable on the whole.
Be positioned at inner discharge vessel and be positioned at outside glass tube and for example can or also be connected to each other by fusion or sintering by glass solder.The face that being used to of two glass tubes connects discharge vessel and glass tube can have different sizes.So glass container for example only is connected to each other to point-like, perhaps also can divide ring week or whole the ground of section ground to be connected to each other along the whole shell face of glass tube or discharge vessel along glass tube.
Preferably, prefabricated electrode such as line electrode pass the connecting portion between discharge vessel and the glass tube.At this, prefabricated electrode preferably fixes by this connecting portion.This set is particularly advantageous aborning, because electrode needn't keep by other measures again.
Verified is that the wall thickness of discharge vessel is selected from the interval of 0.02mm to 0.5mm.The interval of 0.02mm to 0.25mm preferably.The interval of 0.02mm to 0.1mm more preferably.It is desirable to, discharge vessel has the wall thickness between the 0.02mm to 0.05mm.Irrelevant with the selection of the wall thickness of discharge vessel, certified is that the wall thickness that will be positioned at outside glass tube is defined as 0.6mm at least.The wall thickness of 0.8mm at least preferably, and the wall thickness of the 1mm at least of glass tube more preferably.
But in a kind of preferred form of implementation of alternative, glass tube is a discharge vessel.Sheet glass, for example banded flat glass sheet are introduced in the discharge vessel.Be provided with electrode in the intermediate space that between sheet glass and discharge vessel, forms.Sheet glass at this corresponding to prefabricated glass wall, and correspondingly as the dielectric barrier thing.
But in the form of implementation of another alternative of the present invention, electrode is separately positioned in the overcoat tubule of glass.The overcoat tubule that has the electrode that is positioned at wherein is installed on the shell face of discharge vessel in inside.At this, the overcoat tubule is prefabricated glass wall, and discharge vessel is a glass tube.
Such as already mentioned above, the present invention also relates to a kind of by system according to dielectric barrier discharge lamp of the present invention, as to have prefabricated electrode (such as line electrode or bar electrode) and lamp socket formation.Prefabricated electrode stretches out from lamp in the end of lamp, and lamp and lamp socket are coordinated with each other, make lamp socket prefabricated electrode can be linked to each other with power source, and also can keep lamp.This system can be designed in such a way that and inserts in the lamp socket discharge lamp simple especially.
Such equally as already mentioned above, the present invention also relates to a kind of method that is used to make the discharge lamp that has the dielectric barrier electrode, have following steps: make glass wall and electrode is arranged on glass tube inside, make electrode in the discharge lamp of making, separate with discharge medium by prefabricated glass wall, and these electrodes in glass tube each other distance greater than 2/3rds of diameter glass tube.
Preferably, this method has other steps: with glass tube and prefabricated glass wall fusion or sintering, be used for it is connected to each other, and subsequently luminescent material introduced in the discharge lamp.That is, if solid glass wall and glass tube fusion or sintering each other then advantageously, after this connection, just luminescent material is introduced in the discharge lamp so that avoid owing to the temperature that raises influences luminescent material.But this is applicable to described all alternative forms of implementation of the present invention.
Description of drawings
The following describes embodiments of the invention.For the present invention, each feature disclosed herein respectively in itself or the combination shown in being different from all be important.
Fig. 1 shows the cross section that passes according to first discharge lamp of the present invention.
Fig. 2 shows the schematic diagram of the discharge lamp among Fig. 1 from the side.
Fig. 3 a, 3b have schematically shown two kinds of connection possibility of the part of the discharge lamp among Fig. 1 and 2.
Fig. 4 shows the cross section that passes according to second discharge lamp of the present invention.
Fig. 5 shows the cross section that passes according to the 3rd discharge lamp of the present invention.
Fig. 6 has schematically shown from the side according to the 4th discharge lamp of the present invention.
Fig. 7 show according to the 5th discharge lamp of the present invention and with the lamp socket of its coupling.
Embodiment
Fig. 1 shows the cross section that passes this discharge lamp perpendicular to the length direction of tubular discharge lamp according to the present invention.Be positioned at outside glass tube 1 and comprise discharge vessel 2.Electrode 3 is arranged in the boundary layer between discharge vessel 2 and the glass tube 1.On the inboard of discharge vessel 2, be applied with luminous material layer 4.
The wall of discharge vessel 2 has the thickness of 0.03mm, and the wall of outer glass pipe 1 has the thickness of 1.2mm.
Fig. 2 has schematically shown among Fig. 1 from the side only at the discharge lamp shown in the cross section.The two-wire of drawing at the middle part of figure shows omission.So only the end of discharge lamp is illustrated.Electrode 3 stretches out from discharge lamp two ends, makes all may contact two ends.On the end of the discharge lamp shown in the bottom of figure, can see the air exhaust rod of seam.At production period, also luminescent material 4 is incorporated into the inside of discharge vessel by this air exhaust rod.
The possible deformation program of the discharge lamp shown in Fig. 2 comprises the form of implementation that has different lamp holders, perhaps has the form of implementation of the second additional exhaust tube on the other end of discharge vessel.
Fig. 3 a has schematically shown along the part of the length direction of discharge lamp.The wall of glass tube 1 can be seen in the bottom and the wall of discharge vessel 2 can be seen thereon.The wall of glass tube 1 is heated by point-like and arch upward (eingewoelbt), makes the wall of glass tube 1 and discharge vessel 2 put welding each other on 6 at these.The configuration of the point-like of these connecting portions 6 represents by concentric circles that on Fig. 3 a top these concentric circless are corresponding to the contour view of connecting portion 6.
Fig. 3 b shows connecting portion 6, and these connecting portions center on the ring week of discharge vessel 2 fully.At this, glass tube 1 also on connecting portion 6 by heating shrinkage depression (eingefallen), and in the wall welding of these positions and discharge vessel 2.By the dotted line that upwards is orientated be shown the whole ring week that these connecting portions 6 surround discharge lamps.
Before introducing luminescent material 4, production period is provided for discharge lamp at the welding connecting portion 6 between glass tube shown in Fig. 3 a and the 3b 1 and the discharge vessel 2.
But figure 4 illustrates second form of implementation of alternative of the present invention.The Reference numeral of the part shown in the accompanying drawing in front of the present invention is correspondingly continued to use at this.This also is applicable to all the following drawings, even they relate to other forms of implementation of the present invention.
Fig. 4 is also to show this discharge lamp perpendicular to the cross section according to the length direction of discharge lamp of the present invention.Glass tube 1 also comprises electrode 3 and luminous material layer 4 at this.Different with the figure of front, there are not other inner containers at this.Glass tube 1 has been a discharge vessel.Electrode 3 separates with the inside of discharge lamp by flat glass sheet 7.
At this, before introducing luminescent material 4, with flat glass sheet 7 and glass tube 1, promptly with the discharge vessel welding.
Fig. 5 is to show the 3rd form of implementation of this discharge lamp perpendicular to the cross section according to the length direction of discharge lamp of the present invention.Also comprise two electrodes, luminous material layer 4 and glass tube 1 at this, this glass tube in Fig. 4 also corresponding to discharge vessel.Electrode 3 separates with the inside of discharge lamp at this overcoat tubule 8 by glass.At this, before introducing luminescent material 4, overcoat tubule 8 is welded on the inboard of glass tube 1.
In Fig. 6, schematically shown from the side as the 4th embodiment according to discharge lamp of the present invention.Different with the embodiment of front, electrode 3 does not extend along the length direction of the inner surface of the glass tube 1 that provides equally at this, but is positioned at the end of glass tube 1.In the end shown in the bottom of Fig. 6, electrode 3 is parallel to the end of glass tube 1, promptly perpendicular to the shell face of glass tube 1.Show another electrode 3 on this figure top, it is medially introduced along the rotation of glass tube 1.Glass tube 1 abuts against on the upper electrode 3, so and on top discharge lamp is sealed.(glass tube at this also corresponding to discharge vessel) surrounded by the overcoat tubule 8 of glass respectively electrode 3 in the inside of glass tube 1.At this, the inside of discharge lamp is also covered by luminescent material 4.
Fig. 7 shows on the right according to discharge lamp of the present invention, and it has the glass tube 1 that can see from the outside and the line electrode 3 that stretches out from discharge lamp left.Can see lamp socket 9 on Fig. 7 left side, it has the blind hole 10 with electrode 3 couplings.Lamp socket 9 stretches as cylindrical sheath 11 on blind hole 10 the right.This sheath has the interior diameter slightly bigger than the overall diameter of the discharge lamp shown in the right.Discharge lamp can be introduced in this lamp socket 9, makes discharge lamp to be supplied to power (corresponding power supply is not shown at this) by line electrode 3 and blind hole 10, and wherein cylindrical sheath 11 comprises and keep discharge lamp.
Claims (9)
1. a discharge lamp has dielectric barrier electrode (3), and these electrodes separate with discharge medium by prefabricated glass wall (2,7,8), it is characterized in that,
Prefabricated glass wall and electrode (3) are arranged on the inside of glass tube (1), wherein electrode in the inside of glass tube (1) distance each other greater than 2/3rds of diameter glass tube.
2. discharge lamp according to claim 1, wherein prefabricated glass wall (2,7,8) is solid glass wall.
3. each the described discharge lamp in requiring according to aforesaid right, wherein electrode (3) is prefabricated electrode.
4. each the described discharge lamp in requiring according to aforesaid right, wherein discharge vessel (2) has prefabricated glass wall (2), and electrode (3) is arranged in the intermediate space between glass tube (1) and the discharge vessel (2).
5. according to claim 3 and 4 described discharge lamps, wherein prefabricated electrode (3) passes the connecting portion (6) between discharge vessel (2) and the glass tube (1) and keeps by described connecting portion.
6. according to claim 4 or 5 described discharge lamps, wherein the wall thickness of discharge vessel (2) reaches 0.02mm to 0.5mm, and comprising the two ends point value, and the wall thickness of glass tube (1) is 0.6mm at least.
7. according to each the described discharge lamp in the claim 1 to 3, wherein discharge vessel (1) has glass tube (1), and electrode (3) is respectively by separating with discharge medium as the sheet glass (7) on the shell face prefabricated glass wall (1), rest on discharge vessel (1) in inside.
8. according to each the described discharge lamp in the claim 1 to 3, wherein discharge vessel (1) has glass tube (1), and electrode (3) lays respectively in the overcoat tubule (8) of glass, and separate with discharge medium by the described overcoat tubule as prefabricated glass wall (1), wherein said overcoat tubule rests on the shell face of discharge vessel (1) in inside.
9. system, comprise according to claim 3 and also in conjunction with the described discharge lamp of another aforesaid right requirement, and comprise lamp socket (9), wherein prefabricated electrode (3) stretches out from lamp, and lamp and lamp socket (9) are coordinated with each other, make lamp socket (9) that prefabricated electrode (3) is linked to each other with power source, and lamp socket (9) keep lamp.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200610033872 DE102006033872A1 (en) | 2006-07-21 | 2006-07-21 | Dielectric barrier discharge lamp with glass wall |
DE102006033872.3 | 2006-07-21 |
Publications (1)
Publication Number | Publication Date |
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CN101490803A true CN101490803A (en) | 2009-07-22 |
Family
ID=38378788
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200780027647 Pending CN101490803A (en) | 2006-07-21 | 2007-07-12 | Dielectrically impeded discharge lamp comprising a glass wall |
Country Status (4)
Country | Link |
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CN (1) | CN101490803A (en) |
DE (1) | DE102006033872A1 (en) |
TW (1) | TW200814132A (en) |
WO (1) | WO2008009621A2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102144276B (en) * | 2008-09-05 | 2014-05-14 | 奥斯兰姆有限公司 | Electrode for discharge lamp and corresponding production method |
EP3534860B1 (en) | 2017-01-13 | 2022-12-07 | Siemens Healthcare GmbH | Transport device and method of operating such transport device |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19718395C1 (en) * | 1997-04-30 | 1998-10-29 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Fluorescent lamp and method of operating it |
DE19933405A1 (en) * | 1999-07-21 | 2001-03-29 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Elongated light source |
DE10048410A1 (en) * | 2000-09-29 | 2002-04-11 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Dielectric barrier discharge lamp |
DE10312720A1 (en) * | 2003-03-21 | 2004-09-30 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Dielectric barrier discharge lamp with crimp seal |
DE102004047375A1 (en) * | 2004-09-29 | 2006-04-06 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Dielectric handicapped discharge lamp with cuff |
-
2006
- 2006-07-21 DE DE200610033872 patent/DE102006033872A1/en not_active Withdrawn
-
2007
- 2007-07-12 WO PCT/EP2007/057183 patent/WO2008009621A2/en active Application Filing
- 2007-07-12 CN CN 200780027647 patent/CN101490803A/en active Pending
- 2007-07-19 TW TW96126317A patent/TW200814132A/en unknown
Also Published As
Publication number | Publication date |
---|---|
DE102006033872A1 (en) | 2008-01-24 |
TW200814132A (en) | 2008-03-16 |
WO2008009621A3 (en) | 2008-11-20 |
WO2008009621A2 (en) | 2008-01-24 |
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Open date: 20090722 |