CN2764104Y - Electronic ballast for xenon lamp - Google Patents
Electronic ballast for xenon lamp Download PDFInfo
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- CN2764104Y CN2764104Y CN 200420102584 CN200420102584U CN2764104Y CN 2764104 Y CN2764104 Y CN 2764104Y CN 200420102584 CN200420102584 CN 200420102584 CN 200420102584 U CN200420102584 U CN 200420102584U CN 2764104 Y CN2764104 Y CN 2764104Y
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- circuit
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- inductance
- transformer
- xenon
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Abstract
The utility model relates to an electronic ballast for a xenon lamp, which is connected with direct current power supply. The circuit of the utility model comprises an anti-jamming circuit, variable frequency voltage boosting circuit, an output circuit, a voltage and current detection circuit, a control circuit and a starting and triggering circuit. After communicated with the anti-jamming circuit, the direct current power supply is then communicated with the variable frequency voltage boosting circuit and the output circuit. An electrical signal enters the control circuit through the voltage and current detection circuit. The control circuit is respectively connected with the variable frequency voltage boosting circuit and the output circuit. The output circuit is coupled with the starting and triggering circuit via a transformer. The starting and triggering circuit pushes a xenon lamp. The utility model has a concise and practical circuit and adopts a mode that the working situation of a load is automatically tracked which means that current and voltage are automatically tracked and controlled. The working situation is output with constant power, and the working circuit is automatically closed according to a real-time situation. The utility model has the advantages of safe and stable work of the circuit and high reliability.
Description
Technical field
The utility model relates to a kind of electric ballast, is meant a kind of electric ballast that is used for xenon lamp especially.
Background technology
Xenon lamp is a kind of new type light source, and it is luminous that the main distinction of itself and Halogen lamp LED is that the former passes through gas ionization, and the latter is luminous by the heating tungsten filament.Specifically, the advantage of xenon lamp is embodied in following five aspects, and brightness approximately is 4～5 times of tungsten lamp during the same wattage of one; It two is compared with tungsten lamp and can save nearly half electric energy; It has not had the defective of the easy brittle failure of traditional filament three because without filament, can improve nearly 10 times of useful life; The sign in roadside is illuminated in its four illumination that can significantly improve car the place ahead, and these importance to the safety of driving are mathematical; Its five since xenon lamp different with the principle of luminosity of Halogen lamp LED, when storage battery power supply went wrong, it can prolong several seconds and just extinguish, and made the car owner have the regular hour to go to handle emergency, emergencing action is obvious.Xenon lamp is a high-voltage gas discharging light, and its luminous principle is with the superelevation electric current of 12V voltage boost to 23000V, by only filling the quartz ampoule of xenon, voltage is changed into 100V, and stable lasting supply Xe lamp bulb is luminous.Because the advantage that xenon lamp had, thus more and more universal in vehicle lamp, the gesture that replaces Halogen lamp LED is arranged greatly, but domesticly also be in the starting stage in the research aspect the electric ballast of xenon lamp.
The utility model content
The problem of the required solution of the utility model provides a kind of xenon electronic lamp ballast of succinct practicality.
Problem according to above-mentioned required solution has designed a kind of xenon electronic lamp ballast, this ballast connects with DC power supply, its circuit comprises that anti-jamming circuit, frequency conversion are boosted and output circuit, voltage and current detection circuit, control circuit and start triggering circuit, boost and output circuit UNICOM with frequency conversion again after DC power supply and the anti-jamming circuit UNICOM, the signal of telecommunication enters control circuit through voltage and current detection circuit, control circuit boosts with frequency conversion respectively and output circuit connects, output circuit is through transformer and start triggering circuit coupling, and start triggering circuit promotes xenon lamp.
The utility model circuit is succinctly practical, and adopting from motion tracking loaded work piece situation is the automatic tracking Control pattern of current/voltage, and permanent power output is closed operating circuit automatically according to real-time condition, circuit working safety and stability, reliability height.
Description of drawings
Accompanying drawing 1 is a circuit theory schematic block diagram of the present utility model; Accompanying drawing 2 is circuit theory schematic diagrames of the present utility model.
Embodiment
The inventive concept of the utility model ballast circuit is, boosted and reached stationary value by the DC power supply frequency conversion, finally drives gas ionization discharge in the load to realize illumination.Integrated circuit comprises power supply, the anti-jamming circuit that connects with power supply and frequency conversion booster circuit, output circuit, wherein frequency conversion is boosted and output circuit also connects with control circuit and voltage and current detection circuit, output circuit is by transformer and start triggering circuit coupling, and it is xenon lamp that start triggering circuit promotes load.
Following basis theory diagram as shown in Figure 1 provides an embodiment of the present utility model and sees Fig. 2 for details.The anti-jamming circuit that links with power supply is by inductance L
1With electrochemical capacitor C
1Form inductance L
1With electrochemical capacitor C
1Constitute the loop, by capacitor C
1Charge and discharge process realize filtering and voltage output stably, while inductance L
1With after the power supply series connection with capacitor C
1An end connect and then boost with frequency conversion and output circuit connects capacitor C
1Other end ground connection.Frequency conversion is boosted and output circuit is divided into frequency conversion, boosts and exports three parts, and frequency conversion is by chip IC
1Realize chip IC
1Input in connects with anti-jamming circuit, and output out connects and boosts and output circuit, also has earth terminal gnd and control end cp.Boost and comprise the inductance L of mutual serial connection with output circuit
2, L
3, output transformer T
1Elementary and Mos field effect transistor, inductance L
2With chip IC
1Output out connect and in inductance L
2Two respectively and be connected to the diode D that also connects with ground
1With electrochemical capacitor C
2, inductance L
2, diode D
1With electrochemical capacitor C
2Formed the one-level energy storage loop of boosting, inductance L
2Carrying out secondary with the Mos field effect transistor boosts.In inductance L
2With electrochemical capacitor C
2Between be provided with one and chip IC
1The feedback resistance R that control end cp connects
1, control end cp also passes through resistance R
2Ground connection.
In inductance L
3With output transformer T
1Between be connected with by chip IC
2And the control circuit and the voltage and current detection circuit of peripheral circuit composition, chip IC
2Input in be connected in inductance L
3With output transformer T
1Between, also having earth terminal gnd, control end cp passes through capacitor C
3Ground connection, control end cp also passes through resistance R
4Connect with the source electrode of Mos field effect transistor, source electrode is ground connection simultaneously.The drain electrode of Mos field effect transistor and output transformer T
1Elementary connection, grid and chip IC
2Output out connect.Output transformer T
1secondaryly connect with start triggering circuit, start triggering circuit comprises H.V. step up transformer T
2With by T
2Promote and and T
2The high-voltage trigger of secondary connection.At output transformer T
1With H.V. step up transformer T
2Between also be provided with the diode D of unidirectional conducting
2And capacitor C
5The unidirectional conducting filter circuit of forming.Thus, start triggering circuit promotes lamp luminescence.
Claims (9)
1, a kind of xenon electronic lamp ballast, this ballast connects with DC power supply, it is characterized in that ballast circuit comprises that anti-jamming circuit, frequency conversion are boosted and output circuit, voltage and current detection circuit, control circuit and start triggering circuit,
Boost and output circuit UNICOM with frequency conversion again after DC power supply and the anti-jamming circuit UNICOM, the signal of telecommunication enters control circuit through voltage and current detection circuit, control circuit boosts with frequency conversion respectively and output circuit connects, output circuit is through transformer and start triggering circuit coupling, and start triggering circuit promotes xenon lamp.
2, xenon electronic lamp ballast according to claim 1 is characterized in that described anti-jamming circuit is by inductance L
1With electrochemical capacitor C
1Form inductance L
1With after the power supply series connection with capacitor C
1An end connect and then boost with frequency conversion and output circuit connects capacitor C
1Other end ground connection.
3, xenon electronic lamp ballast according to claim 1 and 2 is characterized in that frequency conversion is boosted and output circuit is divided into frequency conversion, boosts and exports three parts, and frequency conversion is by chip IC
1Realize chip IC
1Input in connects with anti-jamming circuit, and output out connects and boosts and output circuit, also has earth terminal gnd and control end cp.
4, xenon electronic lamp ballast according to claim 3, it is characterized in that boosting comprises the inductance L of mutual serial connection with output circuit
2, L
3, output transformer T
1Elementary and Mos field effect transistor, inductance L
2With chip IC
1Output out connect and in inductance L
2Two respectively and be connected to the diode D that also connects with ground
1With electrochemical capacitor C
2, inductance L
2, diode D
1With electrochemical capacitor C
2Formed the one-level energy storage loop of boosting, inductance L
2Carrying out secondary with the Mos field effect transistor boosts.
5, xenon electronic lamp ballast according to claim 4 is characterized in that in inductance L
2With electrochemical capacitor C
2Between be provided with one and chip IC
1The feedback resistance R that control end cp connects
1, control end cp also passes through resistance R
2Ground connection.
6, xenon electronic lamp ballast according to claim 4 is characterized in that in inductance L
3With output transformer T
1Between be connected with by chip IC
2And the control circuit and the voltage and current detection circuit of peripheral circuit composition, chip IC
2Input in be connected in inductance L
3With output transformer T
1Between, also having earth terminal gnd, control end cp passes through capacitor C
3Ground connection, control end cp also passes through resistance R
4Connect with the source electrode of Mos field effect transistor, source electrode is ground connection simultaneously.
7, xenon electronic lamp ballast according to claim 6 is characterized in that the drain electrode and the output transformer T of Mos field effect transistor
1Elementary connection, grid and chip IC
2Output out connect.
8, xenon electronic lamp ballast according to claim 6 is characterized in that output transformer T
1secondaryly connect with start triggering circuit, start triggering circuit comprises H.V. step up transformer T
2With by T
2Promote and and T
2The high-voltage trigger of secondary connection.
9, xenon electronic lamp ballast according to claim 8 is characterized in that at output transformer T
1With H.V. step up transformer T
2Between also be provided with the diode D of unidirectional conducting
2And capacitor C
5The unidirectional conducting filter circuit of forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420102584 CN2764104Y (en) | 2004-12-10 | 2004-12-10 | Electronic ballast for xenon lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420102584 CN2764104Y (en) | 2004-12-10 | 2004-12-10 | Electronic ballast for xenon lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2764104Y true CN2764104Y (en) | 2006-03-08 |
Family
ID=36141641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420102584 Expired - Fee Related CN2764104Y (en) | 2004-12-10 | 2004-12-10 | Electronic ballast for xenon lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2764104Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101437345B (en) * | 2008-12-09 | 2012-11-14 | 中国电子科技集团公司第五十三研究所 | Low-voltage DC supply high-power short arc xenon lamp trigger |
-
2004
- 2004-12-10 CN CN 200420102584 patent/CN2764104Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101437345B (en) * | 2008-12-09 | 2012-11-14 | 中国电子科技集团公司第五十三研究所 | Low-voltage DC supply high-power short arc xenon lamp trigger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |