CN201126811Y - Non-polar light source - Google Patents
Non-polar light source Download PDFInfo
- Publication number
- CN201126811Y CN201126811Y CNU200720129492XU CN200720129492U CN201126811Y CN 201126811 Y CN201126811 Y CN 201126811Y CN U200720129492X U CNU200720129492X U CN U200720129492XU CN 200720129492 U CN200720129492 U CN 200720129492U CN 201126811 Y CN201126811 Y CN 201126811Y
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- magnetic core
- winding
- light source
- tubular lamp
- straight tubes
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
Abstract
Non-polar light source comprises a non-polar discharge chamber comprising a tubular lamp housing which forms closed loop; the lamp housing contains ionized filler; fluorescent coat is mounted at inner surface of the lamp housing; the lamp housing comprises two sections of straight tubes arranged in parallel with an interval; a double-hole magnetic core around the two sections of straight tubes; an input winding composed of a first inductive winding on a first circular magnet of the double-hole magnetic core and a second inductive winding on a second circular magnet of the double-hole magnetic core; the first and second inductive windings are connected in shunt or series; a RF electric source connected to the input winding for supplying RF power. The utility model is provided with the following characteristic of simple structure and simple technique.
Description
Technical field
The utility model relates to glow discharge spot lamp, particularly the electrodeless light source of electromagnetic induction.
Background technology
From the known this charging source of Chinese patent (patent No. is 96191079.8) that on June 23rd, 2004, disclosed notification number was CN1155049C.This kind glow discharge spot lamp, comprise: an electrodeless discharge chamber, it comprises and is filled with the tubular lamp shell that the filling material is mercury and inert gas, described lamp housing comprises the pipe of two configured in parallel, near parallel pipe one end or its, link to each other with the first side pipe, near the parallel pipe other end or its, link to each other with the second side pipe, thus the formation closed hoop; The first side pipe that is looped around described lamp housing is gone up first magnetic core of placing; The second side pipe that is looped around described lamp housing is gone up second magnetic core of placing; An input winding is constituted by being arranged on the induction winding of first on described first magnetic core and being arranged on the induction of second on described second magnetic core winding; A radio-frequency power supply that is connected with described input winding is used for enough high-frequency energies are supplied with described mercuryvapour and described inert gas, so that produce the discharge that discharging current is equal to or greater than 2A in described lamp housing; And the frequency of wherein said radio-frequency power supply is in the scope of 50KHz to 3MHz.The structure of this kind charging source is comparatively complicated, haves much room for improvement.
Summary of the invention
The purpose of this utility model is that a kind of structure and the simple electrodeless light source of technology will be provided.In order to achieve the above object, the utility model adopts following technical scheme: electrodeless light source comprises:
An electrodeless discharge chamber, it comprises the tubular lamp shell that constitutes closed circuit, and lamp housing contains ionogenic filling material, and the inner surface of lamp housing is provided with fluoresent coating, and described lamp housing comprises be separated by a spacing and two sections straight tubes of configured in parallel;
A diplopore magnetic core that is provided with around described two sections straight tubes, its two sections straight tubes place two Kong Weizhong of diplopore magnetic core respectively;
An input winding, be made of first on first toroidal magnet that the is wound in described diplopore magnetic core induction winding and the second induction winding that is wound on second toroidal magnet of described diplopore magnetic core, the described first induction winding and described second is responded to winding and is carried out parallel connection or connect;
A radio-frequency power supply that is connected with described input winding is used to provide radio-frequency (RF) energy.
The tubular lamp shell of described formation closed circuit can be made of two sections straight tubes of two U type tubular lamp shells and two U type tubular lamp shells of connection, and two U type tubular lamp shells are not in the same plane, the electrodeless discharge chamber just has closed three-dimensional contouring like this.The tubular lamp shell of described formation closed circuit also can be interconnected at U type opening part by two U type tubular lamp shells and form, and two U type tubular lamp shells are in the same plane.
The number of turns of the described first induction winding and second its each induction winding of induction winding is between 1 circle encloses to 30.
The spacing that described two sections straight tubes are separated by is generally selected between the 5mm to 80mm, preferably between 10mm to 60mm.
The frequency of described radio-frequency power supply is usually between 50KHz to 3MHz, preferably between 100KHz to 400KHz.
Described ionogenic filling material is mercury and inert gas.Its mercury can be liquid mercury, also can be solid-state mercury, and as amalgam, its amalgam can be arranged in the blast pipe; Its inert gas can be inert gas and their mixtures such as argon, krypton.
On the tubular lamp shell of described formation closed circuit, can be provided with and expose the less insede exhaust pipe of size, the better simply external blast pipe of manufacture craft also can be set.
Described diplopore magnetic core constitutes with Ferrite Material usually, preferably selects MnZn ferrite material for use, also can select nickel-zinc-ferrite material for use; Described diplopore magnetic core is cut into two usually, and the position, two holes of cutting the back magnetic core is all opened wide, so that described two sections straight tubes can conveniently be put into two Kong Weizhong of magnetic core, each end of the magnetic core that is cut open is ground smoothly.
The utlity model has following good effect:
The utility model only just makes radio-frequency (RF) energy be coupled effectively at two places in electrodeless discharge chamber with a diplopore magnetic core and the induction winding that is arranged on this magnetic core, than two magnetic cores of prior art and be separately positioned on two such structures of induction winding on the magnetic core and greatly simplify; The utility model is provided with two induction windings at a diplopore magnetic core, connecting line between two induction winding is very short, and have between two of prior art induction windings outside long connecting line is exposed to, thereby influence the attractive in appearance of its product and may produce serious electromagnetic interference; The utility model is reeled respectively two on first and second toroidal magnets of a diplopore magnetic core that is cut open and is responded to winding, and its technology of induction winding is simple, efficient is high to be provided with two on two magnetic cores; The utility model only has a magnetic core to need fixed installation in addition, thereby power coupling device of the present utility model is easy to a single-ended fixing or place and fixes, and has widened its scope of application.
Description of drawings
Fig. 1 is the schematic diagram of electrodeless light source of the present utility model;
Fig. 2 has showed the structural representation of the power coupling device of electrodeless light source of the present utility model;
Fig. 3 is another structural representation of the power coupling device of electrodeless light source of the present utility model;
Fig. 4 is the schematic diagram of another embodiment of electrodeless light source of the present utility model.
Embodiment
Fig. 1 shows the schematic diagram of electrodeless light source of the present utility model.Electrodeless discharge chamber 1 comprises the tubular lamp shell 7,8 of two U types and is communicated with two sections straight tubes 2,3 of two U type tubular lamp shells, two sections straight tubes 2,3 be separated by a spacing and configured in parallel, two U type tubular lamp shells 7,8 are not in same plane, so electrodeless discharge chamber 1 has three-dimensional contouring; Lamp housing contains ionogenic filling material mercury and inert gas argon, and the lamp housing inner surface is provided with fluoresent coating; Diplopore magnetic core 6 is provided with around described two sections straight tubes 2,3, and its two sections straight tubes 2,3 place two Kong Weizhong of diplopore magnetic core 6 respectively; Input winding 9 is made of first on first toroidal magnet 11 that the is wound in described diplopore magnetic core induction winding 4 and the second induction winding 5 that is wound on second toroidal magnet 12 of described diplopore magnetic core; Radio-frequency power supply 10 is electrically connected with input winding 9; The first induction winding 4 in the input winding 9 and the second induction winding 5 are in parallel (not drawing among the figure) and make the connected mode of two induction windings 4,5 realize that the homophase induction drives.
During work, the energy that the power coupling device that is made of diplopore magnetic core 6 and input winding 9 is provided radio-frequency power supply 10 is coupled in the electrodeless discharge chamber 1, discharges to drive electrodeless discharge chamber 1.The ultraviolet light that the discharge in electrodeless discharge chamber 1 is launched is converted to visible light by the fluoresent coating that is arranged on the lamp housing inner surface.
The electrodeless light source of this three-dimensional contouring carries out single-ended fixing easily at diplopore magnetic core 6 place ends, for example can be positioned over radio-frequency power supply 10 in the lamp socket, an end that has diplopore magnetic core 6 is fixed on the lamp socket, utilize the lamp holder be fixed on the lamp socket to receive on the power line again, this is the same with common double-U-shaped electricity-saving lamp to have shape attractive in appearance and convenient use.
Fig. 2 has showed the structural representation of the power coupling device of electrodeless light source of the present utility model.The power coupling device is made of diplopore magnetic core 6 and input winding 9.As seen from the figure, input winding 9 is made of first on first toroidal magnet 11 that the is wound in described diplopore magnetic core induction winding 4 and the second induction winding 5 that is wound on second toroidal magnet 12 of described diplopore magnetic core; Its first induction winding 4 and the second induction winding 5 are in series, and the coiling connected mode of these two induction windings 4,5 can realize that the homophase induction drives.
Fig. 3 is another structural representation of the power coupling device of electrodeless light source of the present utility model.The structure of the power coupling device of this embodiment and structural similarity shown in Figure 2, the first induction winding 4 and second of just importing winding 9 are responded to winding 5 and are belonged to and be connected in parallel.Showed among the figure that diplopore magnetic core 6 is cut into two, two position, hole of magnetic core after being cut open is all opened wide, so that described two sections straight tubes can conveniently be put into two Kong Weizhong of magnetic core, its first induction winding 4 of the magnetic core after being cut open and the coiling of the second induction winding 5 on first toroidal magnet 11 and second toroidal magnet 12 are very simple.
Fig. 4 is the schematic diagram of another embodiment of electrodeless light source of the present utility model.In the present embodiment, electrodeless discharge chamber 1 comprises that the tubular lamp shell of 7,8, two U types of tubular lamp shell of two U types interconnects at U type opening part and constitutes the structure of closed loop, and these two U type tubular lamp shells are in the same plane.Lamp housing contains ionogenic filling material mercury and inert gas argon, and the inner surface of lamp housing is provided with fluoresent coating.As seen from the figure, comprise two sections straight tubes 2,3 in the tubular lamp shell that constitutes closed circuit, they are separated by a spacing and be arranged in parallel; Diplopore magnetic core 6 is arranged on described two sections straight tubes 2,3, and two position, hole has been placed described two sections straight tubes 2,3 respectively; On diplopore magnetic core 6, be provided with the input winding 9 that is constituted by the first induction winding 4 and the second induction winding 5; Radio-frequency power supply 10 is electrically connected with input winding 9, is used to provide radio-frequency (RF) energy.
Although showed and described and thought preferred embodiment of the present utility model at present, apparent, those skilled in the art can carry out various changes and improvements, and does not deviate from the restricted portion by appended claims institute.
Claims (6)
1. electrodeless light source comprises:
An electrodeless discharge chamber (1), it comprises the tubular lamp shell that constitutes closed circuit, and lamp housing contains ionogenic filling material, and the inner surface of lamp housing is provided with fluoresent coating, and described lamp housing comprises be separated by a spacing and two sections straight tubes (2,3) of configured in parallel;
A diplopore magnetic core (6) that is provided with around described two sections straight tubes (2,3), its two sections straight tubes (2,3) place two Kong Weizhong of diplopore magnetic core (6) respectively;
An input winding (9) is wound on the described diplopore magnetic core;
A radio-frequency power supply (10) that is connected with described input winding is used to provide radio-frequency (RF) energy;
It is characterized in that, described input winding is made of first on first toroidal magnet (11) that the is wound in described diplopore magnetic core induction winding (4) and the second induction winding (5) that is wound on second toroidal magnet (12) of described diplopore magnetic core, and described first responds to winding (4) and described second responds to winding (5) and carry out parallel connection or connect.
2. electrodeless light source as claimed in claim 1, it is characterized in that, the tubular lamp shell of described formation closed circuit is made of two sections straight tubes of two U type tubular lamp shells (7,8) and two U type tubular lamp shells of connection, and two U type tubular lamp shells are not in the same plane.
3. electrodeless light source as claimed in claim 1 is characterized in that, the tubular lamp shell of described formation closed circuit is interconnected at U type opening part by two U type tubular lamp shells (7,8) and forms, and two U type tubular lamp shells are in the same plane.
4. electrodeless light source as claimed in claim 1 is characterized in that, the number of turns of the described first induction winding is between 1 circle encloses to 30.
5. electrodeless light source as claimed in claim 1 is characterized in that, the number of turns of the described second induction winding is between 1 circle encloses to 30.
6. electrodeless light source as claimed in claim 1 is characterized in that the frequency of described radio-frequency power supply is between 50KHz to 3MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720129492XU CN201126811Y (en) | 2007-08-10 | 2007-08-10 | Non-polar light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720129492XU CN201126811Y (en) | 2007-08-10 | 2007-08-10 | Non-polar light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201126811Y true CN201126811Y (en) | 2008-10-01 |
Family
ID=40000277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720129492XU Expired - Fee Related CN201126811Y (en) | 2007-08-10 | 2007-08-10 | Non-polar light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201126811Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017161413A1 (en) * | 2016-03-21 | 2017-09-28 | Teslo Pty Ltd | A lamp comprising multiple component designs and constructions |
-
2007
- 2007-08-10 CN CNU200720129492XU patent/CN201126811Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017161413A1 (en) * | 2016-03-21 | 2017-09-28 | Teslo Pty Ltd | A lamp comprising multiple component designs and constructions |
| CN109074999A (en) * | 2016-03-21 | 2018-12-21 | 特斯洛有限公司 | Lamp comprising multiple components design and structure |
| RU2732001C2 (en) * | 2016-03-21 | 2020-09-09 | Тесло Пти Лтд | Lamp with several design versions and structures of components |
| US10847358B2 (en) | 2016-03-21 | 2020-11-24 | Teslo Pty Ltd | Lamp comprising multiple component designs and constructions |
| AU2017239037B2 (en) * | 2016-03-21 | 2022-05-19 | Teslo Pty Ltd | A lamp comprising multiple component designs and constructions |
| AU2022218461B2 (en) * | 2016-03-21 | 2024-02-08 | Teslo Pty Ltd | A lamp comprising multiple component designs and constructions |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081001 Termination date: 20090910 |