CN2831681Y - Energy saving lamps - Google Patents
Energy saving lamps Download PDFInfo
- Publication number
- CN2831681Y CN2831681Y CN 200520065110 CN200520065110U CN2831681Y CN 2831681 Y CN2831681 Y CN 2831681Y CN 200520065110 CN200520065110 CN 200520065110 CN 200520065110 U CN200520065110 U CN 200520065110U CN 2831681 Y CN2831681 Y CN 2831681Y
- Authority
- CN
- China
- Prior art keywords
- circuit
- energy saving
- adopts
- saving lamp
- utility
- Prior art date
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
Abstract
The utility model discloses an energy saving lamp which comprises a rectifying filter circuit, a switch oscillating circuit and a power saving fluorescent lamp which are all connected orderly, wherein the switch oscillating circuit comprises transistors Q1 and Q2, one transistor adopts an NPN pipe, the other one adopts a PNP pipe, the base electrodes of the two pipes are connected with a drive circuit which is formed by connecting an electric inductor L2 and a choke coil T2 in series, and the emitter electrodes of the two pipes are connected mutually. The utility model solves the technical problem and provides an energy saving lamp having high power factors, reliable operation, obvious energy saving effect, simple circuits and low cost. A magnet ring drive transformer with high cost, high discreteness, complex process and uncontrolled quality in circuits is omitted to make the energy saving lamp have fast starting and no flickers. The switch oscillating circuit has low energy consumption and high output power. The power factor of the utility model can be very high, and the energy saving effect is more favorable when the utility model is matched with a high efficiency lamp tube.
Description
Technical field
The utility model relates to a kind of electricity-saving lamp, is specifically related to the improvement of energy-saving lamp circuit.
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.But because existing electricity-saving lamp all is the oscillating circuit that adopts the pair transistor composition of same model, and be equipped with magnetic ring transformer as driving lamp works, cost is higher, a kind of direct current energy-saving lamp is disclosed for No. 200420043331.5 as Chinese utility model patent, adopt the bicrystal oscillating circuit of same model, be equipped with bigger transformer of volume or magnet ring driving transformer simultaneously, make the electricity-saving lamp complex manufacturing, because the quality of magnetic ring transformer is difficult to control, cause the circuit discreteness to increase simultaneously.
The utility model content
Technical problem to be solved in the utility model provides a kind of power factor height, reliable operation, energy-saving effect is remarkable, circuit is simple, cost is low electricity-saving lamp.
The utility model is achieved through the following technical solutions: design a kind of electricity-saving lamp, comprise the current rectifying and wave filtering circuit, switch oscillating circuit, the power saving fluorescent lamps that are linked in sequence, described switch oscillating circuit comprises transistor Q1, Q2, one of them adopts the NPN pipe, another adopts the PNP pipe, the base stage of two pipes with connect with the drive circuit that choking-winding T2 is composed in series by inductance L 2, two the pipe emitters is coupled to each other.
Described drive circuit also includes capacitor C 3, and this electric capacity is connected between inductance L 2 and the choking-winding T2.
Be connected with inductance L 1 between switch oscillating circuit and the current rectifying and wave filtering circuit, current rectifying and wave filtering circuit adopts classical circuit.
Transistor Q1 adopts the NPN pipe, and the base stage of Q1 links by capacitor C s and drive circuit; Q2 adopts the PNP pipe, and the base stage of Q2 links by capacitor C 4 and drive circuit; The emitter of Q1 connects with the emitter of Q2.
Between the collector electrode of transistor Q1 and emitter, be connected with diode D5, be connected with diode D6 between the generating utmost point of transistor Q2 and the collection emitter-base bandgap grading.
The utility model becomes civil power into direct current through rectification, is shaken back and forth by switching circuit and boosts, and is converted into high-frequency pulse voltage, can directly light power saving fluorescent lamps.Omitted in the circuit that cost height, discreteness are big, complex process, quality magnet ring driving transformer rambunctious, make electricity-saving lamp start fast, flicker free; The energy consumption of switch oscillating circuit own is low, and power output is big, and power factor can be done very highly, if mix efficient lamp tube, energy-saving effect is better.
Description of drawings
Fig. 1 is a kind of energy-saving lamp circuit schematic diagram of the utility model.
Embodiment
According to circuit theory diagrams shown in Figure 1, the utility model is set forth below:
As shown in Figure 1, a kind of electricity-saving lamp of the utility model comprises the current rectifying and wave filtering circuit, switch oscillating circuit, the power saving fluorescent lamps that are linked in sequence, and described switch oscillating circuit comprises transistor Q1, Q2, transistor Q1 adopts the NPN pipe, and the base stage of Q1 links by capacitor C s and drive circuit; Q2 adopts the PNP pipe, and the base stage of Q2 links by capacitor C 4 and drive circuit; The emitter of Q1 connects with the emitter of Q2, the base stage of two pipes with connect with the drive circuit that choking-winding T2 is composed in series by inductance L 2, drive circuit is connected with power saving fluorescent lamps by choking-winding T1.
Electric network source obtains a DC power supply at electrolytic capacitor filter C2 two ends, by inductance L after testing a F1, capacitor C 1, diode D1-D4 rectifying and wave-filtering by the guarantor
1After boosting, power to the switch oscillating circuit.Rs and R1 are connected in series between the base stage of power supply and Q1, Q2, bias voltage are provided for Q1, Q2.The base stage of Q1 connects with the drive circuit of being made up of L2, T2, C3 by capacitor C s and resistance R 2, the base stage of Q2 connects with the drive circuit of being made up of L2, T2, C3 by capacitor C 4 and resistance R 2, drive circuit produces pulse triggering signal, control Q1, Q2 conducting or end, oscillating circuit is started working, after producing high frequency voltage and delivering to choking-winding T1 and boost, light power saving fluorescent lamps.
Collector electrode and the DC power supply of Q1 link; the emitter of emitter and Q2 links; the negative pole of the collector electrode of Q2 and electrochemical capacitor C2 links; between the collector and emitter of Q1, be connected with diode D5; be connected with diode D6 between the collector and emitter of Q2, diode D5 and D6 play the effect of protection Q1 and Q2.
Be connected with capacitor C 7 and C8 between the collector electrode of the filament of power saving fluorescent lamps and Q1, Q2, capacitor C 7, C8 play and make lamp works voltage level and smooth, the electromagnetic interference that the oscillation-damped circuit produces.
Claims (5)
1, a kind of electricity-saving lamp, comprise the current rectifying and wave filtering circuit, switch oscillating circuit, the power saving fluorescent lamps that are linked in sequence, it is characterized in that: described switch oscillating circuit comprises transistor Q1, Q2, one of them adopts the NPN pipe, another adopts the PNP pipe, the base stage of two pipes with connect with the drive circuit that choking-winding T2 is composed in series by inductance L 2, two the pipe emitters is coupled to each other.
2, electricity-saving lamp according to claim 1 is characterized in that: described drive circuit also includes capacitor C 3, and this electric capacity is connected between inductance L 2 and the choking-winding T2.
3, electricity-saving lamp according to claim 1 is characterized in that: be connected with inductance L 1 between switch oscillating circuit and the current rectifying and wave filtering circuit, current rectifying and wave filtering circuit adopts classical circuit.
4, electricity-saving lamp according to claim 1 is characterized in that: transistor Q1 adopts the NPN pipe, and the base stage of Q1 links by capacitor C s and drive circuit; Q2 adopts the PNP pipe, and the base stage of Q2 links by capacitor C 4 and drive circuit; The emitter of Q1 connects with the emitter of Q2.
5, electricity-saving lamp according to claim 4 is characterized in that: be connected with diode D5 between the collector electrode of transistor Q1 and emitter, be connected with diode D6 between the generating utmost point of transistor Q2 and the collection emitter-base bandgap grading.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520065110 CN2831681Y (en) | 2005-09-23 | 2005-09-23 | Energy saving lamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520065110 CN2831681Y (en) | 2005-09-23 | 2005-09-23 | Energy saving lamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2831681Y true CN2831681Y (en) | 2006-10-25 |
Family
ID=37136602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520065110 Expired - Fee Related CN2831681Y (en) | 2005-09-23 | 2005-09-23 | Energy saving lamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2831681Y (en) |
-
2005
- 2005-09-23 CN CN 200520065110 patent/CN2831681Y/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101772248A (en) | General constant-power electronic ballast for high-intensity gas discharge lamp | |
| CN201623911U (en) | Constant power electronic ballast for universal high-intensity gas discharge lamp | |
| CN2831681Y (en) | Energy saving lamps | |
| CN203151849U (en) | Energy-saving electronic ballast and light fixture | |
| CN201063935Y (en) | Electronic energy-saving lamp | |
| CN2792089Y (en) | Fluorescent lamp ballast | |
| CN202841668U (en) | Electronic ballast circuit used for energy saving lamp | |
| CN202841665U (en) | Electronic ballast circuit | |
| CN201267047Y (en) | Electronic energy-saving fluorescent lamp ballast | |
| CN203136308U (en) | High-efficiency fluorescent lamp electronic-type ballast | |
| CN202406346U (en) | Electronic rectification circuit with automatic dimming function | |
| CN2678308Y (en) | Electronic ballast | |
| CN202310249U (en) | High power factor energy saving lamp | |
| CN2859993Y (en) | Three-step dimming fluorescent lamp | |
| CN2877187Y (en) | Brightness regulating circuit for energy saving lamp | |
| CN201754645U (en) | AC electronic ballast | |
| CN201114920Y (en) | Efficient electronic ballast for multi-lamp tube | |
| CN201388331Y (en) | Energy-saving lamp with low-interference high-power factor circuit | |
| CN2788503Y (en) | Circuit for LED lamp | |
| CN2204477Y (en) | High-efficiency energy-saving D.C fluorescent lamp | |
| CN201860497U (en) | High frequency voltage-multiplying electronic ballast | |
| CN2410846Y (en) | Ballast for fluorescent lamp | |
| CN201388330Y (en) | Amperite circuit of energy-saving lamp | |
| CN2483936Y (en) | Electronic ballast of low-power metal halide lamp | |
| CN201360375Y (en) | Low-voltage DC electronic energy-saving lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TCL CORPORATION Free format text: FORMER OWNER: HUIZHOU TCL LIGHTING ELECTRIC APPLIANCE CO., LTD. Effective date: 20080905 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080905 Address after: Technical center, 8 floor, TCL Arts crafts emporium, No. 6 Goose Road South, Guangdong, Huizhou, China: 516001 Patentee after: TCL Group Co., Ltd. Address before: Guangdong city of Huizhou province Huihuan Office of Zhongkai road three road 26, zip code: 516006 Patentee before: Huizhou TCL Lighting Appliance Co., Ltd. |
|
| DD01 | Delivery of document by public notice |
Addressee: TCL Group Co., Ltd. Document name: Notification of Termination of Patent Right |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061025 Termination date: 20130923 |