CN201360362Y - Solar energy LED drive with heat balance adjusting circuit - Google Patents
Solar energy LED drive with heat balance adjusting circuit Download PDFInfo
- Publication number
- CN201360362Y CN201360362Y CNU2009201143420U CN200920114342U CN201360362Y CN 201360362 Y CN201360362 Y CN 201360362Y CN U2009201143420 U CNU2009201143420 U CN U2009201143420U CN 200920114342 U CN200920114342 U CN 200920114342U CN 201360362 Y CN201360362 Y CN 201360362Y
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- China
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- circuit
- heat balance
- led lamp
- led
- solar energy
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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
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model relates to a solar energy LED drive with a heat balance adjusting circuit, which comprises a solar panel, a charging part circuit, a lithium battery, a driving circuit, a constant-current control circuit and an LED lamp. The characteristics of the solar energy LED drive are as follows: the solar energy LED drive further comprises the heat balance adjusting circuit which is respectively connected with the constant-current control circuit and the LED lamp in an electrical manner; the heat balance adjusting circuit is composed of a heat-sensitive device, a calculating amplifier and an adjustable voltage reference source; the heat balance adjusting circuit is used for detecting the temperature of an LED lamp source in real time, and carrying out heat balance adjusting control driving output according to the temperature of an LED. The solar energy LED drive has the beneficial effects that: the structure of the heat balance adjusting circuit of the solar energy LED drive is simple, easy and feasible with the characteristics of low cost and high reliability; the temperature rise of the LED lamp source is effectively controlled, an LED electric light source device is well protected, and the service life of the solar energy LED drive is prolonged.
Description
Technical field
The utility model belongs to electronic information field, particularly a kind of solar LED driver that has the heat balance regulating circuit.
Background technology
Solar energy is a kind of green energy resource of cleaning, and semiconductor light-emitting-diode (LED) also is a kind of environmental protection, energy-conservation, solid-state electric light source efficiently.As real inexhaustible clean energy resource on the earth, solar energy will be following optimal green novel energy source, and be to utilize photovoltaic power generation technology that conversion of solar energy is electric energy to the effective way of its utilization at present.LED is a kind of semiconductor device that electric energy can be converted into visible light, the characteristics that rely on its saving power and preventing pollution to dye have applied in the lighting field of a lot of industries, the solar LED illuminating system of therefore integrated solar energy power generating and LED solid-state illumination advantage, realized the perfect adaptation of the energy of new generation and new type light source, it will be a revolution on the human illumination history that led light source is widely used in lighting field.But that being extensive use of of solar LED illumination still exists is fragile, cost is higher, environment for use is restricted and perfect inadequately or the like the many problems of technology.Especially the LED lamp is after ambient temperature raises, led light source internal resistance meeting reduces, if use the stabilized voltage power supply power supply can cause the LED operating current to raise, after surpassing its rated operational current, can influence the useful life of LED product, the serious led light source that will make damages.
The utility model content
The utility model is to overcome above-mentioned weak point; purpose is to provide a kind of solar LED driver that has the heat balance regulating circuit; the heat balance regulating circuit structure of simple and feasible, low cost, highly reliable solar LED driver; carry out heat balance according to the temperature of LED and regulate controlling and driving output; control the temperature rise in LED lamp source effectively; protect the LED electric lighting device well, prolong its useful life, solved problems of the prior art.
The utility model is to achieve the above object by the following technical programs: a kind of solar LED driver that has the heat balance regulating circuit, comprise solar panel, live part circuit, lithium battery, drive circuit, constant-current control circuit and LED lamp, the live part circuit is connected with solar panel, lithium battery respectively, and the live part circuit is used for the charging to lithium battery; Drive circuit is electrically connected with solar panel, lithium battery, constant-current control circuit, LED lamp respectively, and constant-current control circuit is electrically connected with the LED lamp, also includes the heat balance regulating circuit, and the heat balance regulating circuit is electrically connected with constant-current control circuit, LED lamp respectively; Described heat balance regulating circuit is made up of temperature-sensitive device, operational amplifier and adjustable voltage a reference source, is used for detecting in real time the temperature in LED lamp source, carries out heat balance according to the temperature of LED and regulates controlling and driving output.
The heat balance regulating circuit is mainly by temperature-sensitive device Q5, Q6 and operational amplifier U11 and peripheral circuit are with voltage-reference U9 and R54, R53 and R57, the adjustable voltage benchmark that R58 forms is formed, by R60, Q5, Q6 forms voltage sample is input to operational amplifier U11C through R47 in-phase input end and R63, C16 forms amplifying circuit, output to the in-phase input end of U11D, through R64, the R65 homophase amplifies output, through D11, R67 is input to REF pin and the R54 of U9, R55, U9, R56, R57, R58 forms regulating networks, regulates the constant current benchmark and realizes the heat balance adjusting.
The beneficial effects of the utility model: the heat balance regulating circuit structure of the utility model simple and feasible, low cost, highly reliable solar LED driver; carry out heat balance according to the temperature of LED and regulate controlling and driving output; control the temperature rise in LED lamp source effectively; protect the LED electric lighting device well, prolong its useful life.
Description of drawings
Fig. 1 is the structured flowchart that has the solar LED driver of heat balance regulating circuit;
Fig. 2 is the heat balance regulating circuit that has the solar LED driver of heat balance regulating circuit, the circuit diagram of constant-current control circuit;
Among the figure: 1-heat balance regulating circuit; The 2-constant-current control circuit;
Embodiment
The utility model is further described by embodiment below in conjunction with accompanying drawing:
As shown in Figure 1 and Figure 2, a kind of solar LED driver that has the heat balance regulating circuit, comprise solar panel, live part circuit, lithium battery, drive circuit, constant-current control circuit 2, heat balance regulating circuit 1 and LED lamp, the live part circuit is connected with solar panel, lithium battery respectively, and the live part circuit is used for the charging to lithium battery; Drive circuit is electrically connected with solar panel, lithium battery, constant-current control circuit, LED lamp respectively, and constant-current control circuit is electrically connected with the LED lamp, and the heat balance regulating circuit is electrically connected with constant-current control circuit, LED lamp respectively; Described heat balance regulating circuit is made up of temperature-sensitive device, operational amplifier and adjustable voltage a reference source, is used for detecting in real time the temperature in LED lamp source, carries out heat balance according to the temperature of LED and regulates controlling and driving output.
The heat balance regulating circuit is mainly by temperature-sensitive device Q5, Q6 and operational amplifier U11 and peripheral circuit are with voltage-reference U9 and R54, R53 and R57, the adjustable voltage benchmark that R58 forms is formed, by R60, Q5, Q6 forms voltage sample is input to operational amplifier U11C through R47 in-phase input end and R63, C16 forms amplifying circuit, output to the in-phase input end of U11D, through R64, the R65 homophase amplifies output, through D11, R67 is input to REF pin and the R54 of U9, R55, U9, R56, R57, R58 forms regulating networks, regulates the constant current benchmark and realizes the heat balance adjusting.
Above described be specific embodiment of the utility model and the know-why used; if comply with the change that conception of the present utility model is done; when the function that it produced does not exceed spiritual that specification and accompanying drawing contain yet, must belong to protection scope of the present invention.
Claims (2)
1, a kind of solar LED driver that has the heat balance regulating circuit, comprise solar panel, live part circuit, lithium battery, drive circuit, constant-current control circuit and LED lamp, the live part circuit is connected with solar panel, lithium battery respectively, and the live part circuit is used for the charging to lithium battery; Drive circuit is electrically connected with solar panel, lithium battery, constant-current control circuit, LED lamp respectively, constant-current control circuit is electrically connected with the LED lamp, it is characterized in that also including the heat balance regulating circuit, the heat balance regulating circuit is electrically connected with constant-current control circuit, LED lamp respectively; Described heat balance regulating circuit is made up of temperature-sensitive device, operational amplifier and adjustable voltage a reference source, is used for detecting in real time the temperature in LED lamp source, carries out heat balance according to the temperature of LED and regulates controlling and driving output.
2, a kind of solar LED driver that has the heat balance regulating circuit according to claim 1, it is characterized in that, the heat balance regulating circuit is mainly by temperature-sensitive device Q5, Q6 and operational amplifier U11 and peripheral circuit are with voltage-reference U9 and R54, R53 and R57, the adjustable voltage benchmark that R58 forms is formed, by R60, Q5, Q6 forms voltage sample is input to operational amplifier U11C through R47 in-phase input end and R63, C16 forms amplifying circuit, output to the in-phase input end of U11D, through R64, the R65 homophase amplifies output, through D11, R67 is input to REF pin and the R54 of U9, R55, U9, R56, R57, R58 forms regulating networks, regulates the constant current benchmark and realizes the heat balance adjusting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201143420U CN201360362Y (en) | 2009-02-23 | 2009-02-23 | Solar energy LED drive with heat balance adjusting circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201143420U CN201360362Y (en) | 2009-02-23 | 2009-02-23 | Solar energy LED drive with heat balance adjusting circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201360362Y true CN201360362Y (en) | 2009-12-09 |
Family
ID=41426126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201143420U Expired - Fee Related CN201360362Y (en) | 2009-02-23 | 2009-02-23 | Solar energy LED drive with heat balance adjusting circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201360362Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102056379A (en) * | 2010-12-11 | 2011-05-11 | 肇庆市展明节能科技有限公司 | Solar high-power LED indoor life lighting system |
| CN102780239A (en) * | 2011-05-11 | 2012-11-14 | 广达电脑股份有限公司 | Electronic product using rechargeable battery and battery state control method thereof |
-
2009
- 2009-02-23 CN CNU2009201143420U patent/CN201360362Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102056379A (en) * | 2010-12-11 | 2011-05-11 | 肇庆市展明节能科技有限公司 | Solar high-power LED indoor life lighting system |
| CN102780239A (en) * | 2011-05-11 | 2012-11-14 | 广达电脑股份有限公司 | Electronic product using rechargeable battery and battery state control method thereof |
| CN102780239B (en) * | 2011-05-11 | 2014-12-17 | 广达电脑股份有限公司 | Electronic product using rechargeable battery and battery state control method thereof |
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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: HANGZHOU EBOY HI-TECH ELECTRICAL APPLIANCE CO., LT Free format text: FORMER OWNER: HANGZHOU HIKLP ELECTRONICS CO., LTD. Effective date: 20120121 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120121 Address after: Xihu District Macheng road 310012 Hangzhou City, Zhejiang province No. 36 Patentee after: Hangzhou Eboylamp Electronics Co.,Ltd. Address before: Ma Cheng Road Hangzhou City, Zhejiang province 310012 No. 36 Patentee before: Hangzhou Hiklp Electronics Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091209 Termination date: 20160223 |