CN202014409U - Digital and electronic ballast for CFL - Google Patents
Digital and electronic ballast for CFL Download PDFInfo
- Publication number
- CN202014409U CN202014409U CN2011200774894U CN201120077489U CN202014409U CN 202014409 U CN202014409 U CN 202014409U CN 2011200774894 U CN2011200774894 U CN 2011200774894U CN 201120077489 U CN201120077489 U CN 201120077489U CN 202014409 U CN202014409 U CN 202014409U
- Authority
- CN
- China
- Prior art keywords
- ballast
- bridge rectifier
- circuit current
- electronic ballast
- terminal
- 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 - Lifetime
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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 a digital and electronic ballast for a CFL (Compact Fluorescent Lamp), and relates to a ballast, in particular to an electronic ballast used for the energy-saving CFL. The electronic ballast comprises a bridge rectifier circuit, a ballast master control circuit and resonance circuits; the commercial power live wire connecting terminal and the commercial power neutral wire connecting terminal of the bridge rectifier circuit are electrically connected with the live wire and the neutral wire of commercial power respectively; the line voltage output terminal of the bridge rectifier circuit is electrically connected with the current input terminal of the ballast master control circuit; the current output terminal of the ballast master control circuit is electrically connected with the current input terminals of the resonance circuits; and the current output terminals of the four resonance circuits are electrically connected with the lamp tube and the filament of a fluorescent lamp. The electronic ballast has the advantages of compact structure, less peripheral components, long service life, high efficiency and no glare, is very suitable for compact energy-saving lamps, frame lamps and candle lamps which have small manufacturing and installation spaces; and the work environment of the electronic ballast is not affected by high temperature, low temperature, electromagnetic interference, or the like.
Description
Technical field
The utility model relates to a kind of ballast, especially relates to a kind of electric ballast that is used for compact energy-saving fluorescent lamp (CFL).
Background technology
Common in the market inductance type ballast requires to have " starter " and " ballast " two parts, and the starting resistor of fluorescent lamp, light tube electric voltage, lamp current is relevant with the fluorescent tube kind, when this inductance type ballast is applied to fluorescent lamp, require starter, ballast must mate with the fluorescent tube that fluorescent lamp uses, otherwise will have a strong impact on the useful life of fluorescent tube, even may cause the fluorescent lamp cisco unity malfunction, in addition, this inductance type ballast also exists heating big, shortcomings such as operating frequency is low, serious stroboscopic phenomenon can occur after lighting fluorescent tube, and efficient is lower.
The utility model content
Technical problem to be solved in the utility model provides the influence that a kind of efficient height, no stroboscopic, operational environment are not subjected to high temperature, low temperature and electromagnetic interference, and the electric ballast of long service life.
The utility model is achieved through the following technical solutions: a kind of digital and electronic ballast of compact fluorescent lamp comprises bridge rectifier, ballast governor circuit and resonant circuit; Described bridge rectifier is provided with civil power hot terminal, civil power zero line binding post and bridge rectifier line voltage output end; Described ballast governor circuit is provided with ballast governor circuit current input terminal and ballast governor circuit current output terminal; Described resonant circuit is provided with resonant circuit current input terminal and four resonant circuit current output terminal; Wherein, civil power hot terminal of described bridge rectifier and civil power zero line binding post electrically connect with the live wire of civil power and zero line respectively, described bridge rectifier line voltage output end electrically connects with described ballast governor circuit current input terminal, described ballast governor circuit current output terminal electrically connects with described resonant circuit current input terminal, and described four resonant circuit current output terminal electrically connect with the filament of the fluorescent tube of fluorescent lamp respectively.
The beneficial effects of the utility model are: compared with prior art, advantage of the present utility model is that its compact conformation, peripheral components and parts are few, is fit to very much narrow and small compact type energy-saving lamp, Frame lamp, the candle lamp in fabrication and installation space; Its operational environment is not subjected to the influence of high temperature, low temperature, electromagnetic interference etc., and long service life, efficient height, no stroboscopic.
Description of drawings
Fig. 1 is a block flowsheet schematic diagram of the present utility model.
Among the figure: 1, bridge rectifier; 2, ballast governor circuit; 3, resonant circuit; 4, fluorescent lamp; 5, civil power live wire; 6, civil power zero line; 11, civil power hot terminal; 12, civil power zero line binding post.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
With reference to shown in Figure 1, the ballast of present embodiment comprises bridge rectifier 1, ballast governor circuit 2 and resonant circuit 3; Bridge rectifier 1 is provided with civil power hot terminal 11, civil power zero line binding post 12 and bridge rectifier line voltage output end; Ballast governor circuit 2 is provided with ballast governor circuit current input terminal and ballast governor circuit current output terminal; Resonant circuit 3 is provided with resonant circuit current input terminal and four resonant circuit current output terminal; Wherein, the civil power hot terminal son 11 of bridge rectifier 1 and civil power zero line binding post 12 electrically connect with civil power live wire 5 and civil power zero line 6 respectively, bridge rectifier line voltage output end electrically connects with ballast governor circuit current input terminal, ballast governor circuit current output terminal electrically connects with resonant circuit current input terminal, and four resonant circuit current output terminal electrically connect with the filament of the fluorescent tube of fluorescent lamp 4 respectively.Compared with prior art, the advantage of present embodiment ballast is that its compact conformation, peripheral components and parts are few, is fit to very much narrow and small compact type energy-saving lamp, Frame lamp, the candle lamp in fabrication and installation space; Its operational environment is not subjected to the influence of high temperature, low temperature, electromagnetic interference etc., and long service life, efficient height, no stroboscopic.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also carry out suitable change and modification to above-mentioned execution mode.Therefore, the embodiment that discloses and describe above the utility model is not limited to also should fall in the protection range of claim of the present utility model modifications and changes more of the present utility model.In addition, although used some specific terms in this specification, these terms do not constitute any restriction to the utility model just for convenience of description.
Claims (1)
1. the digital and electronic ballast of a compact fluorescent lamp is characterized in that: comprise bridge rectifier, ballast governor circuit and resonant circuit;
Described bridge rectifier is provided with civil power hot terminal, civil power zero line binding post and bridge rectifier line voltage output end; Described ballast governor circuit is provided with ballast governor circuit current input terminal and ballast governor circuit current output terminal; Described resonant circuit is provided with resonant circuit current input terminal and four resonant circuit current output terminal;
Wherein, civil power hot terminal of described bridge rectifier and civil power zero line binding post electrically connect with the live wire of civil power and zero line respectively, described bridge rectifier line voltage output end electrically connects with described ballast governor circuit current input terminal, described ballast governor circuit current output terminal electrically connects with described resonant circuit current input terminal, and described four resonant circuit current output terminal electrically connect with the filament of the fluorescent tube of fluorescent lamp respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200774894U CN202014409U (en) | 2011-03-22 | 2011-03-22 | Digital and electronic ballast for CFL |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200774894U CN202014409U (en) | 2011-03-22 | 2011-03-22 | Digital and electronic ballast for CFL |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202014409U true CN202014409U (en) | 2011-10-19 |
Family
ID=44785018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200774894U Expired - Lifetime CN202014409U (en) | 2011-03-22 | 2011-03-22 | Digital and electronic ballast for CFL |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202014409U (en) |
-
2011
- 2011-03-22 CN CN2011200774894U patent/CN202014409U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111019 |
|
| CX01 | Expiry of patent term |