CN201403238Y - Inverter for solar energy-saving lamp - Google Patents
Inverter for solar energy-saving lamp Download PDFInfo
- Publication number
- CN201403238Y CN201403238Y CN2009201727959U CN200920172795U CN201403238Y CN 201403238 Y CN201403238 Y CN 201403238Y CN 2009201727959 U CN2009201727959 U CN 2009201727959U CN 200920172795 U CN200920172795 U CN 200920172795U CN 201403238 Y CN201403238 Y CN 201403238Y
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- triode
- capacitor
- thermistor
- saving lamp
- transformer coil
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- 239000003990 capacitor Substances 0.000 claims abstract description 40
- 238000000034 method Methods 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000001914 filtration Methods 0.000 description 4
- -1 resistance R 1 Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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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
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Abstract
The utility model relates to an inverter for a solar energy-saving lamp, wherein a rectifier filter circuit consists of of a rectifier bridge D1-D4 and a filter capacitor C1. A start circuit is composed of a resistor R1, a transformer coil L1 and a charging capacitor C3. The resistor R1 is connected with a capacitor C2 and the other end of the capacitor C2 is grounded. A switching triode intelligent drive protective circuit is composed of a base resistor R2, a thermistor R3, a diode D5 and a protective capacitor C4, wherein the base resistor R2 and the thermistor R3 are connected with each other in parallel; or one end of the thermistor R3 is connected with the base resistor R2 and the other end of the thermistor R3 is grounded; the base of a triode Q1 and the ground are connected with thediode D5; and the collector and the emitter of the triode Q1 are connected in parallel with the protective capacitor C4. The circuit of a main inverter is composed of a transformer coil L2, the triode Q1 and a transformer coil L3. The inverter is capable of matching with a three-primary color energy-saving lamp tube to produce a 12v electronic energy-saving lamp with high electronic conversion efficiency. The inverter for the solar energy-saving lamp has rational structure, reliable work and long working life, thereby being broadly applied to an emergency light, a straight fluorescent lamp and the energy-saving lamp.
Description
Technical field
The utility model relates to a kind of solar energy-saving lamp inverter.
Background technology
In energy-intensive modern society, solar energy is with low cost with it, environmentally-friendly sanitary and inexhaustiblely become utilizable emerging energy.The supporting light fixture of traditional solar lighting generally has two kinds of schemes: the one, and the direct current incandescent lamp bulb of using 12V is as main light source, and the illumination light efficiency of this mode is low, and service life of incandescent lamp is short, and heating is serious, and the efficiency utilance is lower, is unfavorable for environmental protection.The 2nd, with the high power contravariant device direct current of 12V is become the 220V powered lighting, but cost is higher relatively, complex structure is not suitable for as economical solar lighting large-scale promotion.
The utility model content
Technical problem to be solved in the utility model provides a kind of supporting solar energy-saving lamp inverter with low cost of solar energy-saving lamp that is.
The technical scheme that the utility model adopted is as follows:
The solar energy-saving lamp inverter comprises rectifier bridge D1, D2, D3, D4, filter capacitor C1, transformer coil L1, L2, L3, triode Q1, charging capacitor C3, base resistance R2, thermistor R3, diode D5, protection capacitor C 4, resistance R 1, capacitor C 2;
Transformer coil L1, L2 are coupled with transformer coil L3 respectively,
Behind direct current input process rectifier bridge D1, D2, D3, D4, the filter capacitor C1, be connected with the base stage of triode Q1 through resistance R 1, capacitor C 2, transformer coil L1, base resistance R2 respectively, be connected with the collector electrode of triode Q1 through transformer coil L2,
A thermistor R3 or termination base resistance R2 other end ground connection in parallel with base resistance R2,
Be connected charging capacitor C3 between base resistance R2 and the ground,
Be connected diode D5 between the collector and emitter of the triode Q1 protection in parallel capacitor C 4, base stage and ground.
Thermistor R3 is a PTC resistance and in parallel with base resistance R2.
Thermistor R3 is NTC resistance and a termination base resistance R2 other end ground connection.
Good effect of the present utility model is: the utility model can provide supporting for the trichromatic energy saving fluorescent tube, produces a kind of 12V electronic energy-saving lamp with very high photoelectric transformation efficiency.Can be as the reliable scheme of solar lighting, can be as the supporting lighting of the extensive use solar lighting energy, improved luminous flux greatly, prolong useful life, improved color rendering index, reduced power consumption, reduce heating, because be high-frequency discharge, frequency can reach 50-100K, has effectively eliminated stroboscopic.The utility model joint structure is reasonable, reliable and stable work, and long service life can be widely used on emergency lighting, straight tube fluorescent lamp and the compact type energy-saving lamp.
Description of drawings
Fig. 1 is the circuit diagram of the utility model embodiment one,
Fig. 2 is the circuit diagram of the utility model embodiment two.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
Embodiment one:
As shown in Figure 1, the solar energy-saving lamp inverter comprises rectifier bridge D1, D2, D3, D4, filter capacitor C1, transformer coil L1, L2, L3, triode Q1, charging capacitor C3, base resistance R2, thermistor R3, diode D5, protection capacitor C 4, resistance R 1, capacitor C 2;
Transformer coil L1, L2 are coupled with transformer coil L3 respectively.
The rectification filter is made of rectifier bridge D1-D4, filter capacitor C1 through wave circuit.Start-up circuit is made of resistance R 1 and transformer coil L1 and charging capacitor C3.Resistance R 1 back connects a capacitor C 2, and the other end of capacitor C 2 receives ground.Switch triode intelligent drives protective circuit is made of base resistance R2, thermistor R3, diode D5, protection capacitor C 4; base resistance R2 and thermistor R3 are in parallel; wherein thermistor R3 is the PTC thermistor; triode Q1 base stage meets a diode D5 with ground, and in the collector and emitter of a triode Q1 protection capacitor C 4 in parallel as protecting triode.The main inverter circuit is made of transformer coil L2 and triode Q1 and transformer coil L3.
Its operation principle is: energized, diode D1-D4 forms bridge rectifier, because be bridge rectifier, can prevent effectively that both positive and negative polarity from connecing instead, rectification is after filter capacitor C1 filtering, and voltage adds to the collector electrode of triode Q1 through transformer coil L2, meanwhile, voltage after the rectification is through resistance R 1, transformer coil L1, base resistance R2, thermistor R3 (R2 and R3 parallel connection) adds to the base stage of triode Q1, triode Q1 conducting, electric current from the collector electrode of triode to emitter to ground, produce a very high induced voltage at transformer coil L3, voltage produces gas discharge by the filament of fluorescent tube, the fluorescent material of bombardment fluorescent tube is lighted fluorescent tube.Because thermistor R3 is a PTC type thermistor, when internal temperature was overheated, it is big that resistance becomes, reduced the drive current of triode, thereby controlled the electric current of transistor collector, can effectively reduce the electric current of triode current collection collection, made temperature reduce to emitter to emitter.
Embodiment two:
As shown in Figure 2, the solar energy-saving lamp inverter comprises rectifier bridge D1, D2, D3, D4, filter capacitor C1, transformer coil L1, L2, L3, triode Q1, charging capacitor C3, base resistance R2, thermistor R3, diode D5, protection capacitor C 4, resistance R 1, capacitor C 2;
Transformer coil L1, L2 are coupled with transformer coil L3 respectively.
Current rectifying and wave filtering circuit is made of D1-D4, C1.Bridge rectifier and by after capacitor C 1 filtering, start-up circuit is made of resistance R 1 and transformer coil cover L1 and charging capacitor C3.Resistance R 1 back connects a capacitor C 2, the other end ground connection of capacitor C 2.Switch triode intelligent drives protective circuit is made of base resistance R2, thermistor R3, diode D5, protection capacitor C 4.Thermistor R3 one termination base resistance R2, other end ground connection, wherein thermistor R3 is the NTC thermistor.Triode Q1 base stage meets a diode D5 with ground, and in the collector and emitter of a triode Q1 protection capacitor C 4 in parallel as protecting triode.The main inverter circuit is made of transformer coil L2 and triode Q1 and transformer coil L3.
Its operation principle is: energized, diode D1-D4 forms bridge rectifier, because be bridge rectifier, can prevent effectively that both positive and negative polarity from connecing instead, rectification is after filter capacitor C1 filtering, voltage adds to the collector electrode of triode Q1 through transformer coil L2, meanwhile, voltage after the rectification is through resistance R 1, transformer coil L1, base resistance R2 adds to the base stage of triode Q1, triode Q1 conducting, electric current from the collector electrode of triode to emitter to ground, produce a very high induced voltage at transformer coil L3, voltage produces gas discharge by the filament of fluorescent tube, and the fluorescent material of bombardment fluorescent tube is lighted fluorescent tube.Because thermistor R3 is a NTC type thermistor, when internal temperature is overheated, resistance reduces, the base drive electric current of triode is divided to the negative pole of power supply, thereby the collector electrode of control triode is to the electric current of emitter, can effectively reduce the electric current of triode current collection collection, make temperature reduce to emitter.
Claims (3)
1, solar energy-saving lamp inverter; comprise rectifier bridge (D1, D2, D3, D4), filter capacitor (C1), transformer coil (L1, L2, L3), triode (Q1), charging capacitor (C3), base resistance (R2), thermistor (R3), diode (D5), protection electric capacity (C4), resistance (R1), electric capacity (C2)
It is characterized in that:
Transformer coil (L1, L2) is coupled with transformer coil (L3) respectively,
Behind direct current input process rectifier bridge (D1, D2, D3, D4), the filter capacitor (C1), be connected with the base stage of triode (Q1) through resistance (R1), electric capacity (C2), transformer coil (L1), base resistance (R2) respectively, be connected through the collector electrode of transformer coil (L2) with triode (Q1)
Thermistor (R3) or termination base resistance (R2) other end ground connection in parallel with base resistance (R2),
Be connected charging capacitor (C3) between base resistance (R2) and the ground,
Be connected diode (D5) between the collector and emitter of triode (Q1) the protection in parallel electric capacity (C4), base stage and ground.
2, solar energy-saving lamp inverter according to claim 1 is characterized in that: thermistor (R3) is a PTC resistance and in parallel with base resistance (R2).
3, solar energy-saving lamp inverter according to claim 1 is characterized in that: thermistor (R3) is NTC resistance and termination base resistance (R2) other end ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201727959U CN201403238Y (en) | 2009-04-23 | 2009-04-23 | Inverter for solar energy-saving lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201727959U CN201403238Y (en) | 2009-04-23 | 2009-04-23 | Inverter for solar energy-saving lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201403238Y true CN201403238Y (en) | 2010-02-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201727959U Expired - Fee Related CN201403238Y (en) | 2009-04-23 | 2009-04-23 | Inverter for solar energy-saving lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201403238Y (en) |
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2009
- 2009-04-23 CN CN2009201727959U patent/CN201403238Y/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 | ||
| ASS | Succession or assignment of patent right |
Owner name: ANHUI WONDERFUL ELECTRON CO., LTD. Free format text: FORMER OWNER: HUANG PENGCHENG Effective date: 20110613 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 242600 WONDERFUL ELECTRON CO., LTD., JINGDE COUNTY, ANHUI PROVINCE TO: 242600 XINQIAO INDUSTRIAL PARK, JINGDE COUNTY, ANHUI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110613 Address after: 242600 Xinqiao Industrial Park, Jingde County, Anhui Patentee after: Anhui Wonderful Electron Co.,Ltd. Address before: 242600 Jingde County, Anhui province Telford Electronics Co., Ltd. Patentee before: Huang Pengcheng |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100210 Termination date: 20120423 |