CN201388330Y - Amperite circuit of energy-saving lamp - Google Patents
Amperite circuit of energy-saving lamp Download PDFInfo
- Publication number
- CN201388330Y CN201388330Y CN200920137580U CN200920137580U CN201388330Y CN 201388330 Y CN201388330 Y CN 201388330Y CN 200920137580 U CN200920137580 U CN 200920137580U CN 200920137580 U CN200920137580 U CN 200920137580U CN 201388330 Y CN201388330 Y CN 201388330Y
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- China
- Prior art keywords
- circuit
- saving lamp
- amperite
- energy
- electricity
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to an electronic circuit, in particular to an electronic circuit of an amperite. The amperite circuit of energy-saving lamp comprises a filtration rectification circuit, a high frequency oscillating circuit and a drive circuit which are connected in series in turn, wherein a power factor compensating circuit is further connected between the filtration rectification circuit and the high frequency oscillating circuit in series. A fuse is further connected on the live wire input end of the filtration rectification circuit in series, and a filter capacitor is further connected between the live wire and the zero line input end. The power factor compensating circuit is an L-shaped circuit consitsting of a capacitor and an inductance. With the technical solution, the amperite circuit of energy-saving lamp has the advantages of simple and reasonable circuit structures.
Description
Technical field
The utility model relates to electronic circuit, relates in particular to the electronic circuit of ballast.
Background technology
In short supply along with the energy in recent years, the sharp increase of power consumption, make people's energy-conservation notion more and more pay attention to, especially aspect illumination, because the electricity-saving lamp energy-saving effect is remarkable, save the energy, easy to use, have the luminous efficiency height simultaneously, volume is little, characteristics such as in light weight, the life-span is long, thereby be widely used in the light-source system of electricity consumptions such as lighting of home, emergency lighting, automotive lighting.The ballast circuit of electricity-saving lamp is the necessary element that is applied in the energy-conservation lamp, owing to the electrical characteristic of electronic energy-saving lamp and original fluorescent lamp is distinguished to some extent, so its ballast also should be different.
The utility model content
The utility model proposes a kind of ballast circuit that is applied to electronic energy-saving lamp at this, and the utility model adopts following technical scheme:
The ballast circuit of electricity-saving lamp of the present utility model comprises filter rectifier, high-frequency oscillating circuits and the drive circuit of serial connection successively, and is main, the power factor compensation circuit of also connecting between described filter rectifier and the described high-frequency oscillating circuits.
Further, the fuse of also connecting on the live wire input of described filter rectifier also inserts a filter capacitor between live wire and zero line input.
Further, described power factor compensation circuit is the L type circuit that electric capacity and inductance constitute.
The utility model adopts as above technical scheme, has the advantage of circuit structure advantages of simple.
Description of drawings
Fig. 1 is circuit theory diagrams of the present utility model.
Embodiment
Existing accompanying drawings and embodiment further specify the utility model.
The ballast circuit of electricity-saving lamp of the present utility model comprises filter rectifier, high-frequency oscillating circuits and the drive circuit of serial connection successively, and is main, the power factor compensation circuit of also connecting between described filter rectifier and the described high-frequency oscillating circuits.
Consult shown in Figure 1, physical circuit figure of the present utility model is: the fuse of also connecting on the live wire L input of filter rectifier, also insert a filter capacitor C1 between live wire L and zero line N input, the High-frequency Interference harmonic wave that is used for the filtering electrical network, insert 4 diode D1 then, D2, D3, the rectifier bridge that D4 forms, the output of rectifier bridge inserts the power factor compensation circuit of the L type circuit that is made of electric capacity E and inductance L 1, resistance R 1 is connected to the positive pole of electric capacity E, and series resistance R2 and capacitor C 3 are to its negative pole, a capacitor C 2 is gone back and connect to resistance R 1, resistance R 2 also meets a diode D5, the negative pole of diode D5 inserts the e utmost point of triode Q1, the b utmost point of triode Q1 connect a resistance R 3 and inductance L 2, the c utmost point of triode Q1 is connected to the positive output end of rectifier bridge; The positive pole of diode D5 is connected and is inserted the b utmost point of triode Q2 behind the two-way diac DB3, this b utmost point also and connecting resistance R5 and inductance L 3 to its e utmost point, the e utmost point also inserts the negative pole of electric capacity E, the c utmost point of triode Q2 is connected in series with the e utmost point of triode Q1, and be connected to the inductance L 4 and the coil TL1 of series connection, insert the A4 end of electricity-saving lamp LAMP, the c utmost point of triode Q1 also connects the A1 end that electricity-saving lamp LAMP is inserted in a capacitor C 4 backs, A1 end and the A4 termination of electricity-saving lamp LAMP are gone into a capacitor C 5, and A2 end and the A3 termination of electricity-saving lamp LAMP are gone into a big capacitor C 6.The utility model can be by the parameter adjustment frequency of oscillation of control capacittance C6 and coil TL1.
Although specifically show and introduced the utility model in conjunction with preferred embodiment; but the those skilled in the art should be understood that; in the spirit and scope of the present utility model that do not break away from appended claims and limited; can make various variations to the utility model in the form and details, be protection range of the present utility model.
Claims (3)
1. the ballast circuit of electricity-saving lamp comprises filter rectifier, high-frequency oscillating circuits and the drive circuit of serial connection successively, it is characterized in that: the power factor compensation circuit of also connecting between described filter rectifier and the described high-frequency oscillating circuits.
2. the ballast circuit of electricity-saving lamp as claimed in claim 1 is characterized in that: the fuse of also connecting on the live wire of described filter rectifier (L) input, also insert a filter capacitor (C1) between live wire (L) and zero line (N) input.
3. the ballast circuit of electricity-saving lamp as claimed in claim 1 is characterized in that: described power factor compensation circuit is the L type circuit that electric capacity (E) and inductance (L1) constitute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920137580U CN201388330Y (en) | 2009-04-07 | 2009-04-07 | Amperite circuit of energy-saving lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920137580U CN201388330Y (en) | 2009-04-07 | 2009-04-07 | Amperite circuit of energy-saving lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201388330Y true CN201388330Y (en) | 2010-01-20 |
Family
ID=41580873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920137580U Expired - Fee Related CN201388330Y (en) | 2009-04-07 | 2009-04-07 | Amperite circuit of energy-saving lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201388330Y (en) |
-
2009
- 2009-04-07 CN CN200920137580U patent/CN201388330Y/en not_active Expired - Fee Related
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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: 20100120 Termination date: 20120407 |