CN2227391Y - Electronic balalst with long service life, high efficiency and energy saving - Google Patents
Electronic balalst with long service life, high efficiency and energy saving Download PDFInfo
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- CN2227391Y CN2227391Y CN 95210849 CN95210849U CN2227391Y CN 2227391 Y CN2227391 Y CN 2227391Y CN 95210849 CN95210849 CN 95210849 CN 95210849 U CN95210849 U CN 95210849U CN 2227391 Y CN2227391 Y CN 2227391Y
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Abstract
The utility model provides an electronic ballast which has the advantages of long service life, high efficiency and energy saving. The electronic ballast is composed of a printed circuit board and a V-MOS triode. The electronic ballast is provided with the V-MOS triode, a short protection circuit, a current limiting protection circuit and an electric starter, an abnormal phenomenon can not occur, the electronic ballast can not be damaged, and the service life of a fluorescent tube is extended.
Description
The utility model relates to a kind of longevity, efficient, electric energy-saving ballast.
Existing all kinds of electric ballast mostly adopts bridge rectifier at present; directly use capacitor filtering; with alternating current 220V through reaching after the rectification about 320V; drop to the following fluorescent tube of supplying with of 100V again; make energy loss more; and power factor is low has caused very big power loss to electrical network; do not have defencive function in the circuit; the unusual damage can appear; Starting mode belongs to starter under the cold conditions filament; this has just caused, and the thermionic emission material has a large amount of sputters on the filament, and fluorescent tube is turned black in early days, has reduced the useful life of fluorescent tube.
The purpose of this utility model provides a kind of ballast of being made up of semiconductor device that is used for the starter fluorescent tube.Fluorescent tube useful life of having improved that ballast in the past causes is low and big from power consumption, power factor is low, the defective of unusual damage.
The purpose of this utility model is achieved in that a longevity of being made up of semiconductor device, efficiently, energy-saving electronic ballast, it is characterized in that: the two ends by power line two lines of alternating current 220V input connect inductance L 1, capacitor C 1 is attempted by the ac input end of electric bridge D1, the dc output end positive supply of electric bridge D1 connects capacitor C 2 positive poles, capacitor C 2 negative poles serial connection diode D12 positive pole, diode D12 negative pole connects capacitor C 3 positive poles, capacitor C 2 negative poles connect the negative pole of diode D13, the anodal negative supply that connects of diode D13, anodal capacitor C 3 positive poles that connect of diode D14, the negative pole of diode D14 connects positive supply and forms high power factor circuit.The negative pole of capacitor C 3 connects electric bridge D1 dc output end negative supply; resistance R 1 upper end connects positive supply; resistance R 1 lower end connects diode D2 positive pole; diac D5; capacitor C 4; capacitor C 4 other ends connect negative supply; the source electrode of V-MOS triode G1 connects the negative pole of diode D2 and the drain electrode of V-MOS triode G2; the grid of V-MOS triode G1 connects voltage stabilizing didoe D3 negative pole and resistance R 2; resistance R 2 serial connection coil T2 head ends; coil T2 tail end connects the source electrode of V-MOS triode G1; voltage stabilizing didoe D3 positive pole; coil T1 head end; the source electrode of V-MOS triode G2 connects negative supply; the grid of V-MOS triode G2 connects the other end of diac D5; diode D6 positive pole; voltage stabilizing didoe D4 negative pole and resistance R 3; resistance R 3 series coil T3 tail ends; coil T3 head end connects negative supply; inductance B is the tail end of utmost point B1 connecting coil T1 just; the inductance B just other end of utmost point B1 connects on the filament W1 of capacitor C 11 and fluorescent tube W one end; the other end of capacitor C 11 connects positive supply; the filament W2 series capacitance C7 of fluorescent tube W; capacitor C 7 is serially connected on the filament W3 of fluorescent tube W; the filament W4 series capacitance C8 of fluorescent tube W; capacitor C 9; the other end of capacitor C 8 is connected on the return line of capacitor C 3 positive poles; capacitor C 9 other ends are connected on the return line of capacitor C 2 negative poles; resistance R 4 upper ends connect positive supply; resistance R 4 lower ends connect diode D6 negative pole; the anode of controllable silicon G3; the negative electrode of controllable silicon G3 connects negative supply; the control utmost point of controllable silicon G3 connects capacitor C 6; the positive pole of voltage stabilizing didoe D7; the other end of capacitor C 6 connects negative supply; the positive pole of B utmost point B2 one end serial connection of inductance diode D8; diode D8 negative pole series resistor R5; resistance R 5 other ends connect the negative pole of voltage stabilizing didoe D7; the positive pole of capacitor C 5 and resistance R 6; capacitor C 5 negative poles connect negative supply; resistance R 6 connects negative supply; the other end of B utmost point B2 of inductance connects negative supply; form protective circuit; the two ends of capacitor C 7 connect the ac input end of electric bridge D9; electric bridge D9 dc output end anode connects the drain electrode of V-MOS triode G4; electric bridge D9 negative pole connects the source electrode of V-MOS triode G4; the positive pole of voltage stabilizing didoe D10; the emitter of triode G5; resistance R 9; the negative pole of capacitor C 10; the grid of V-MOS triode G4 connects voltage stabilizing didoe D10 negative pole; resistance R 8; the collector electrode of triode G5; the positive pole of triode G5 base stage series connection voltage stabilizing didoe D11; voltage stabilizing didoe D11 negative pole connects resistance R 7; resistance R 9 other ends; capacitor C 10 positive poles; resistance R 7 other ends connect positive supply, and resistance R 8 other ends connect positive supply and form hot starting circuit.
The purpose of this utility model also is achieved in that longevity; efficiently; energy-saving electronic ballast; the anode that mainly connects controllable silicon G3 by diode D6 negative pole; the controllable silicon G3 control utmost point connects voltage stabilizing didoe D7 positive pole; connect diode D8 positive pole by B utmost point B2 sampling of inductance; series resistor R5 is to voltage stabilizing didoe D7 negative pole; form protective circuit; electric bridge D9 connects the source electrode and the sliding utmost point of V-MOS triode G4; V-MOS triode G4 grid connects voltage stabilizing didoe D10; voltage stabilizing didoe D10 connects resistance R 8; the collector electrode of three utmost point G5; the positive pole of the base stage serial connection voltage stabilizing didoe D11 of triode G5, the negative pole of voltage stabilizing didoe D11 connects resistance R 9; capacitor C 10; resistance R 7 is formed hot starting circuit.
The longevity that the utility model provides, efficient, energy-saving electronic ballast; owing to adopt the own electronic starter that obtains utility model patent; this starter has preheating and scabbles the effect of high pressure narrow pulses; so can use the life-span of the fluorescent tube of electric ballast to improve more than seven times; adopt the V-MOS triode also to have abnormity protection circuit, current-limiting protection circuit, have be not afraid of short circuit, open circuit, oneself power consumption is low, power factor is high, efficient is high, ballast can not damage advantage.
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1. be the circuit diagram of the utility model longevity, efficient, energy-saving electronic ballast.
Among Fig. 1: a longevity of forming by semiconductor device, efficiently, energy-saving electronic ballast, it is characterized in that two ends connection inductance (L1) by power line two lines of alternating current 220V input, electric capacity (C1) is attempted by the ac input end of electric bridge (D1), electric bridge (D1) dc output end positive supply connects electric capacity (C2) positive pole, electric capacity (C2) negative pole polyphone diode (D12) positive pole, diode (D12) negative pole connects the positive pole of electric capacity (C3), electric capacity (C2) negative pole connects the negative pole of diode (D13), the anodal negative supply that connects of diode (D13), anodal electric capacity (C3) positive pole that connects of diode (D14), the negative pole of diode (D14) connects positive supply and forms high power factor circuit.Electric capacity (C3) negative pole connects electric bridge (D1) dc output end negative supply; resistance (R1) upper end connects positive supply; the lower end of resistance (R1) connects diode (D2) positive pole; diac (D5); electric capacity (C4); electric capacity (C4) other end connects negative supply; the source electrode of V-MOS triode (G1) connects the negative pole of diode (D2) and the drain electrode of V-MOS triode (G2); V-MOS triode (G1) grid connects voltage stabilizing didoe (D3) negative pole and resistance (R2); resistance (R2) serial connection coil (T2) head end; coil (T2) tail end connects the source electrode of V-MOS triode (G1); voltage stabilizing didoe (D3) positive pole; coil (T1) head end; the source electrode of V-MOS triode (G2) connects negative supply; the grid of V-MOS triode (G2) connects the other end of diac (D5); the positive pole of diode (D6); voltage stabilizing didoe (D4) negative pole and resistance (R3); resistance (R3) series coil (T3) tail end; coil (T3) head end connects negative supply; inductance (B) is the tail end of the utmost point (B1) connecting coil (T1) just; inductance (B) the just other end of the utmost point (B1) connects on the filament (W1) of an electric capacity (C11) and fluorescent tube (W) end; the other end of electric capacity (C11) connects positive supply; filament (W2) series capacitance (C7) of fluorescent tube (W); electric capacity (C7) is serially connected on the filament (W3) of fluorescent tube (W); filament (W4) series capacitance (C8) of fluorescent tube (W); electric capacity (C9); the other end of electric capacity (C8) is connected on the anodal return line of electric capacity (C3); electric capacity (C9) other end is connected on the return line of electric capacity (C2) negative pole; the upper end of resistance (R4) connects positive supply; the lower end of resistance (R4) connects diode (D6) negative pole; the anode of controllable silicon (G3); the negative electrode of controllable silicon (G3) connects negative supply; the control utmost point of controllable silicon (G3) connects electric capacity (C6); the positive pole of voltage stabilizing didoe (D7); the other end of electric capacity (C6) connects negative supply; the positive pole of the inferior utmost point of inductance (B) (B2) end serial connection diode (D8); diode (D8) negative pole series resistor (R5); the other end of resistance (R5) connects the negative pole of voltage stabilizing didoe (D7); the positive pole of electric capacity (C5) and resistance (R6); electric capacity (C5) negative pole connects negative supply; resistance (R6) connects negative supply; the other end of the inferior utmost point of inductance (B) (B2) connects negative supply; form protective circuit; electric capacity (C7) two ends connect the ac input end of electric bridge (D9); electric bridge (D9) dc output end anode connects the drain electrode of V-MOS triode (G4); electric bridge (D9) negative pole connects the source electrode of V-MOS triode (G4); the positive pole of voltage stabilizing didoe (D10); the emitter of triode (G5); resistance (R9); the negative pole of electric capacity (C10); V-MOS triode (G4) grid connects voltage stabilizing didoe (D10) negative pole; resistance (R8); triode (G5) collector electrode; the positive pole of the base stage series connection voltage stabilizing didoe (D11) of triode (C5); the negative pole of voltage stabilizing didoe (D11) connects resistance (R7); resistance (R9) other end; electric capacity (C10) positive pole; resistance (R7) other end connects positive supply, and resistance (R8) other end connects positive supply and forms hot starting circuit.
Claims (2)
1, a longevity of forming by semiconductor device, efficiently, energy-saving electronic ballast, it is characterized in that: the two ends by power line two lines of alternating current 220V input connect inductance (L1), electric capacity (C1) is attempted by the ac input end of electric bridge (D1), electric bridge (D1) dc output end positive supply connects electric capacity (C2) positive pole, electric capacity (C2) negative pole polyphone diode (D12) positive pole, diode (D12) negative pole connects the positive pole of electric capacity (C3), electric capacity (C2) negative pole connects the negative pole of diode (D13), the anodal negative supply that connects of diode (D13), anodal electric capacity (C3) positive pole that connects of diode (D14), the negative pole of diode (D14) connects positive supply and forms high power factor circuit; Electric capacity (C3) negative pole connects electric bridge (D1) dc output end negative supply; resistance (R1) upper end connects positive supply; the lower end of resistance (R1) connects diode (D2) positive pole; diac (D5); electric capacity (C4); electric capacity (C4) other end connects negative supply; the source electrode of V-MOS triode (G1) connects the negative pole of diode (D2) and the drain electrode of V-MOS triode (G2); V-MOS triode (G1) grid connects voltage stabilizing didoe (D3) negative pole and resistance (R2); resistance (R2) serial connection coil (T2) head end; coil (T2) tail end connects the source electrode of V-MOS triode (G1); voltage stabilizing didoe (D3) positive pole; coil (T1) head end; the source electrode of V-MOS triode (G2) connects negative supply; the grid of V-MOS triode (G2) connects the other end of diac (D5); the positive pole of diode (D6); voltage stabilizing didoe (D4) negative pole and resistance (R3); resistance (R3) series coil (T3) tail end; coil (T3) head end connects negative supply; inductance (B) is the tail end of the utmost point (B1) connecting coil (T1) just; inductance (B) the just other end of the utmost point (B1) connects on the filament (W1) of an electric capacity (C11) and fluorescent tube (W) end; the other end of electric capacity (C11) connects positive supply; filament (W2) series capacitance (C7) of fluorescent tube (W); electric capacity (C7) is serially connected on the filament (W3) of fluorescent tube (W); filament (W4) series capacitance (C8) of fluorescent tube (W); electric capacity (C9); the other end of electric capacity (C8) is connected on the anodal return line of electric capacity (C3); electric capacity (C9) other end is connected on the return line of electric capacity (C2) negative pole; the upper end of resistance (R4) connects positive supply; the lower end of resistance (R4) connects diode (D6) negative pole; the anode of controllable silicon (G3); the negative electrode of controllable silicon (G3) connects negative supply; the control utmost point of controllable silicon (G3) connects electric capacity (C6); the positive pole of voltage stabilizing didoe (D7); the other end of electric capacity (C6) connects negative supply; the positive pole of the inferior utmost point of inductance (B) (B2) end serial connection diode (D8); diode (D8) negative pole series resistor (R5); the other end of resistance (R5) connects the negative pole of voltage stabilizing didoe (D7); the positive pole of electric capacity (C5) and resistance (R6); electric capacity (C5) negative pole connects negative supply; resistance (R6) connects negative supply; the other end of the inferior utmost point of inductance (B) (B2) connects negative supply; form protective circuit; electric capacity (C7) two ends connect the ac input end of electric bridge (D9); electric bridge (D9) dc output end anode connects the drain electrode of V-MOS triode (G4); electric bridge (D9) negative pole connects the source electrode of V-MOS triode (G4); the positive pole of voltage stabilizing didoe (D10); the emitter of triode (G5); resistance (R9); the negative pole of electric capacity (C10); V-MOS triode (G4) grid connects voltage stabilizing didoe (D10) negative pole; resistance (R8); triode (G5) collector electrode; the positive pole of the base stage series connection voltage stabilizing didoe (D11) of triode (G5); the negative pole of voltage stabilizing didoe (D11) connects resistance (R7); resistance (R9) other end; electric capacity (C10) positive pole; resistance (R7) other end connects positive supply, and resistance (R8) other end connects positive supply and forms hot starting circuit.
2; by long-lived described in the claim 1; efficiently; energy-saving electronic ballast; it is characterized in that: the anode that mainly connects controllable silicon (G3) by diode (D6) negative pole; the control utmost point of controllable silicon (G3) connects the positive pole of voltage stabilizing didoe (D7); connect diode (D8) positive pole by the inferior utmost point of inductance (B) (B2) sampling; series resistor (R5) is to the negative pole of voltage stabilizing didoe (D7); form protective circuit; electric bridge (D9) connects the source electrode and the drain electrode of V-MOS triode (G4); V-MOS triode G4 grid connects voltage stabilizing didoe (D10); voltage stabilizing didoe (D10) connects resistance (R8); the collector electrode of three utmost points (G5); the positive pole of the base stage serial connection voltage stabilizing didoe (D11) of triode (G5), the negative pole of voltage stabilizing didoe (D11) connects resistance (R9); electric capacity (C10); resistance (R7) is formed hot starting circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95210849 CN2227391Y (en) | 1994-10-08 | 1995-05-18 | Electronic balalst with long service life, high efficiency and energy saving |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN94222860.X | 1994-10-08 | ||
| CN94222860 | 1994-10-08 | ||
| CN 95210849 CN2227391Y (en) | 1994-10-08 | 1995-05-18 | Electronic balalst with long service life, high efficiency and energy saving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2227391Y true CN2227391Y (en) | 1996-05-15 |
Family
ID=34065554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95210849 Expired - Fee Related CN2227391Y (en) | 1994-10-08 | 1995-05-18 | Electronic balalst with long service life, high efficiency and energy saving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2227391Y (en) |
-
1995
- 1995-05-18 CN CN 95210849 patent/CN2227391Y/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 | ||
| 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 |