CN201733506U - Electronic ballast and energy saving lamp - Google Patents
Electronic ballast and energy saving lamp Download PDFInfo
- Publication number
- CN201733506U CN201733506U CN2010202257347U CN201020225734U CN201733506U CN 201733506 U CN201733506 U CN 201733506U CN 2010202257347 U CN2010202257347 U CN 2010202257347U CN 201020225734 U CN201020225734 U CN 201020225734U CN 201733506 U CN201733506 U CN 201733506U
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- circuit
- power factor
- saving lamp
- electric ballast
- energy saving
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- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
Abstract
The utility model discloses an electronic ballast capable of improving the power factors of an energy saving lamp and inhibiting the harmonic ability. The electronic ballast comprises a filtering and rectifying circuit, a power factor adjusting circuit and an oscillating circuit of a magnet ring exciting transformer, wherein the filtering and rectifying circuit is formed by a filtering circuit and a rectifying circuit; the power factor adjusting circuit is a boosted power factor adjusting circuit; the boosted power factor adjusting circuit and a feedback circuit form a closed-loop boosted power factor adjusting circuit; and the filtering circuit is formed by a common-mode filtering circuit and a difference-mode filtering circuit. The utility model also discloses the energy saving lamp using the electronic ballast. The energy saving lamp has the advantages of less harmonic, small power consumption and large illumination. Under the same illumination condition, the power consumption of the energy saving lamp is only equivalent to about sixth tens of a common energy saving lamp. For example, the illumination of the energy saving lamp with the structure with 17W of power consumption is equivalent to the illumination of the energy saving lamp with 28W of power consumption.
Description
Technical field
The utility model relates to lighting, refers more particularly to the electric ballast in illuminating electricity-saving lamp and the electricity-saving lamp.
Background technology
At present, the electricity-saving lamp on the market is made up of lamp holder, lamp bracket, the non-pure triphosphor tube light of high pressure (more than 200 volts) and ordinary electronic ballast usually.The ordinary electronic ballast adjusts circuit (current follow-up circuit commonly used) by simple current rectifying and wave filtering circuit, power factor and magnet ring driver transformer oscillating circuit (i.e. the high-frequency oscillating circuits of often saying) constitutes.Its major defect is: harmonic content height (more than 20%), power factor is lower, can only accomplish 0.95 usually.As everyone knows, the radiation that higher harmonics produced is bigger, and human body is on every side damaged; And lower power factor has not only increased the load of circuit and power supply unit, and, under the situation of uniform irradiation, reach desirable illumination, its power must design higherly, can't reach desirable energy-saving effect; In addition, because the magnet ring driver transformer oscillating circuit that is adopted, its secondary coil turn will be less than primary coil, makes the working temperature of whole electric ballast raise, and loss is big, job insecurity, thus cause the useful life of electric ballast shorter; In addition, this electric ballast does not have soft starting circuit usually, and fluorescent tube is starter under the hard reboot situation, makes shorten about 1/3rd the useful life of fluorescent tube.
The utility model content
Technical problem to be solved in the utility model is: a kind of electric ballast that improves power factor of energy-saving lamp and suppress the harmonic wave ability is provided.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: electric ballast, comprise: the filter rectifier that constitutes by filter circuit and rectification circuit, power factor is adjusted circuit and magnet ring driver transformer oscillating circuit, it is that step-up type power factor is adjusted circuit that described power factor is adjusted circuit, this step-up type power factor is adjusted between circuit and the magnet ring driver transformer oscillating circuit and also is provided with feedback circuit, the step-up type power factor that makes step-up type power factor adjust circuit and feedback circuit formation closed loop is adjusted circuit, and described filter circuit is made of common mode and differential mode two-stage filter circuit.
Further technical problem to be solved in the utility model is: provide that a kind of work temperature rise is low, loss is little and the electric ballast of working stability.
For solving above-mentioned further technical problem, the technical solution adopted in the utility model is: be wound with one group of primary coil and two groups of secondary coils on the magnet ring in the described magnet ring driver transformer oscillating circuit, the number of turn of secondary coil is more than primary coil.
Described electric ballast also includes soft starting circuit.
Described electric ballast also includes abnormity protection circuit and anti-lightning strike interfered circuit.
Another technical problem to be solved in the utility model is: provide the little illumination of a kind of power consumption big electricity-saving lamp.
For solving another above-mentioned technical problem, the technical solution adopted in the utility model is: electricity-saving lamp comprises: above-mentioned electric ballast, lamp bracket and be installed in fluorescent tube on a pair of lamp holder at lamp bracket two ends.
Described fluorescent tube is the low-voltage tube of pure three primary colors, and its operating voltage is between 171～189 volts.
Described lamp bracket is provided with lampshade, and the inner surface of lampshade is provided with the nanometer reflective membrane.
The beneficial effects of the utility model are: electric ballast described in the utility model has adopted step-up type power factor to adjust circuit, and be provided with feedback circuit, make feedback circuit and step-up type power factor adjust the step-up type power factor adjustment circuit that circuit constitutes closed loop, reduced lamp current crest ratio, make power factor can reach more than 0.99, improve power factor greatly, reduced the load of circuit and power supply unit; And the winding method of primary and secondary coil on the magnet ring has reduced circuit loss and temperature rise; Common mode and differential mode two-stage filter circuit have improved the ability that suppresses harmonic wave greatly, harmonic wave can be controlled at below 10%, have reduced greatly because the injury that harmonic radiation causes health; In addition, this electric ballast is given tube filament preheating 1～2 second earlier by soft starting circuit is set, and just normally lights then, has prolonged the useful life of fluorescent tube greatly.Electricity-saving lamp described in the utility model, owing to adopted above-mentioned electric ballast, the fluorescent tube of employing is the low-voltage tube of pure three primary colors, has improved illuminance greatly; In addition, the nanometer reflective membrane on the lampshade has formed high reflective mirror, has improved illuminance further; Reaching under the situation of same illuminance, the power consumption of electricity-saving lamp described in the utility model is about 6/10ths of a common energy-saving lamp.
Description of drawings
Fig. 1 is the electrical schematic diagram of electric ballast described in the utility model.
Among the figure: 1, filter rectifier, 2, step-up type power factor adjusts circuit, 3, magnet ring driver transformer oscillating circuit, 4, abnormity protection circuit, 5, soft starting circuit, 6, anti-lightning strike interfered circuit, 7, feedback circuit.
Fig. 2 is the structural representation of electricity-saving lamp described in the utility model.
Among the figure: 11, lamp bracket, 12, lamp holder, 13, fluorescent tube, 14, lampshade.
Embodiment
Below in conjunction with accompanying drawing, describe specific embodiments of the present utility model in detail.
As shown in Figure 1; electric ballast described in the utility model; comprise: filter rectifier 1; step-up type power factor is adjusted circuit 2; magnet ring driver transformer oscillating circuit 3; abnormity protection circuit 4; soft starting circuit 5; anti-lightning strike interfered circuit 6 and feedback circuit 7; described filter rectifier 1 comprises: by resistance R 1; capacitor C 1; C2 and inductance L 1; L2; common mode that L3 forms and differential mode two-stage filter circuit and the rectification circuit that constitutes by four rectifier diode D1～D4; step-up type power factor is adjusted circuit 2 by the inductance L 4 that is used to boost; diode D5; D6; D7 and capacitor C 4; C5; C6 and C7 constitute; be wound with one group of primary coil L7 and two groups of secondary coil L5 and L6 on the magnet ring in the magnet ring driver transformer oscillating circuit 3; the number of turn of primary coil L7 is two circles; the number of turn of secondary coil L5 and L6 is three circles; soft starting circuit 5 is made of thermistor PTC and capacitor C 13; anti-lightning strike interfered circuit 6 is made of piezo-resistance RV, and feedback circuit 7 is made of capacitor C 10.During practical application, a thermistor PTC that is connected in parallel in the link of capacitor C 4, C5 and C6 in the magnet ring driver transformer oscillating circuit 3 and the soft starting circuit 5 and a link of capacitor C 13 link to each other with the side lamp pin of fluorescent tube P, and the thermistor PTC that is connected in parallel in the end of primary coil L7 and the soft starting circuit 5 and another link of capacitor C 13 link to each other with the opposite side lamp base of fluorescent tube P.
As shown in Figure 2, electricity-saving lamp described in the utility model, comprise: above-mentioned electric ballast, lamp bracket 11 and be installed in fluorescent tube 13 on a pair of lamp holder 12 at lamp bracket 11 two ends, this fluorescent tube 13 is the low-voltage tube of pure three primary colors, its operating voltage is between 171～189 volts, described lamp bracket 11 is provided with lampshade 14, and the inner surface of lampshade 14 is provided with the reflective membrane that the nanometer reflective membrane promptly adopts the nano mirror technology to make.Reaching under the situation of same illuminance, the power consumption of electricity-saving lamp described in the utility model is about 6/10ths of a common energy-saving lamp.
Claims (7)
1. electric ballast, comprise: adjust circuit and magnet ring driver transformer oscillating circuit by filter rectifier, power factor that filter circuit and rectification circuit constitute, it is characterized in that: it is that step-up type power factor is adjusted circuit that described power factor is adjusted circuit, this step-up type power factor is adjusted between circuit and the magnet ring driver transformer oscillating circuit and also is provided with feedback circuit, the step-up type power factor that makes step-up type power factor adjust circuit and feedback circuit formation closed loop is adjusted circuit, and described filter circuit is made of common mode and differential mode two-stage filter circuit.
2. electric ballast as claimed in claim 1 is characterized in that: be wound with one group of primary coil and two groups of secondary coils on the magnet ring in the described magnet ring driver transformer oscillating circuit, the number of turn of secondary coil is more than primary coil.
3. electric ballast as claimed in claim 1 or 2 is characterized in that: also include soft starting circuit.
4. electric ballast as claimed in claim 1 or 2 is characterized in that: also include abnormity protection circuit and anti-lightning strike interfered circuit.
5. electricity-saving lamp comprises: electric ballast, lamp bracket and be installed in fluorescent tube on a pair of lamp holder at lamp bracket two ends, it is characterized in that: described electric ballast is claim 1 or 2 described electric ballasts.
6. electricity-saving lamp as claimed in claim 5 is characterized in that: described fluorescent tube is the low-voltage tube of pure three primary colors, and its operating voltage is between 171～189 volts.
7. as claim 5 or 6 described electricity-saving lamps, it is characterized in that: described lamp bracket is provided with lampshade, and the inner surface of lampshade is provided with the nanometer reflective membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202257347U CN201733506U (en) | 2010-06-07 | 2010-06-07 | Electronic ballast and energy saving lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202257347U CN201733506U (en) | 2010-06-07 | 2010-06-07 | Electronic ballast and energy saving lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201733506U true CN201733506U (en) | 2011-02-02 |
Family
ID=43524660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202257347U Expired - Fee Related CN201733506U (en) | 2010-06-07 | 2010-06-07 | Electronic ballast and energy saving lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201733506U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102014566A (en) * | 2010-09-17 | 2011-04-13 | 张家港市乐余金赛源照明电器厂 | Electronic ballast and energy-saving lamp |
| CN102395239A (en) * | 2011-12-14 | 2012-03-28 | 西安华雷船舶实业有限公司 | Electrical ballast |
-
2010
- 2010-06-07 CN CN2010202257347U patent/CN201733506U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102014566A (en) * | 2010-09-17 | 2011-04-13 | 张家港市乐余金赛源照明电器厂 | Electronic ballast and energy-saving lamp |
| CN102395239A (en) * | 2011-12-14 | 2012-03-28 | 西安华雷船舶实业有限公司 | Electrical ballast |
| CN102395239B (en) * | 2011-12-14 | 2013-11-06 | 西安华雷船舶实业有限公司 | Electrical ballast |
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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: 20110202 Termination date: 20120607 |