CN2696266Y - Energy-saving solar lighting device of pulsewidth modulation - Google Patents
Energy-saving solar lighting device of pulsewidth modulation Download PDFInfo
- Publication number
- CN2696266Y CN2696266Y CNU2004200514505U CN200420051450U CN2696266Y CN 2696266 Y CN2696266 Y CN 2696266Y CN U2004200514505 U CNU2004200514505 U CN U2004200514505U CN 200420051450 U CN200420051450 U CN 200420051450U CN 2696266 Y CN2696266 Y CN 2696266Y
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- light
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- lamp
- width modulation
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- 230000003287 optical effect Effects 0.000 claims abstract description 9
- 238000007600 charging Methods 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims abstract description 3
- 238000007639 printing Methods 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 3
- 230000007423 decrease Effects 0.000 abstract 1
- 238000007599 discharging Methods 0.000 abstract 1
- 238000005286 illumination Methods 0.000 description 16
- 230000005611 electricity Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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- Circuit Arrangement For Electric Light Sources In General (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model relates to an energy-saving solar lighting device of the impulse-width modulation, comprising one light source which can use the impulse-width modulation method to regulate the lightness of the light, such as, a cold cathode fluorescence energy-saving light, a light emitting diode light, etc, one solar battery at least, one electrical storage device at least, one control circuit at least, an optical device, a light outer shell and a light fixing device. The control circuit controls the charging and discharging of the electrical storage device, and outputs a driving voltage to light up the light source at night. The impulse frequency of the driving voltage is bigger than 40Hz, the pulse duty factor of the driving voltage is arranged as required, and the driving voltage can automatically regulate the lightness of the light source. Thus, the solar illuminating device conserves the power utilization, decreases the solar battery area and the accumulator capacity, has low cost, high efficiency and long service life, and is used for the lighting, the information display, etc, of the situation without power source of road, yard, countryside, etc. Compared with the prior art, the utility model has the advantages of high light efficiency, long service life, low cost, etc.
Description
Technical field
The utility model relates to a kind of low-cost energy-saving solar illumination apparatus, be used for illumination, signal indication and the information demonstration etc. of occasions such as road, garden, meadow, building, country, mountain area, border district, areas without electricity.
Background technology:
Make the lighting device of power supply with solar cell, owing to do not need to use external power, need not to set up feed cable or buried pipeline and feed cable, cost is low, is a kind of ideal green illumination.
The solar cell lighting device of prior art mainly contains two classes at present:
The one, make power supply, make the lighting device of light source with ordinary incandescent lamp with solar cell.The ordinary incandescent lamp price is low, buys easily; Its weak point mainly be the light efficiency of lamp low, need large-area solar cell and large-capacity battery, cost height; Simultaneously, the life-span of lamp is short, maintenance cost is high.
The 2nd, with solar cell make power supply, with the lighting device of the energy-conservation lamp as light source of compact hot cathode.The luminous efficiency height of this class lamp, its weak point mainly are that the life-span of lamp is short, and the maintenance cost height particularly changes lamp in road, garden, country, border district etc., buys the place of lamp difficulty; On the other hand, the hot cathode electricity-saving lamp is difficult to light modulation, be difficult to make can change illumination illumination on demand, to save electricity consumption, to reduce the low-cost lighting device of solar-electricity pool area and battery capacity; After battery tension was reduced to certain level, the hot cathode electricity-saving lamp just was difficult to operate as normal; If with a plurality of hot cathode electricity-saving lamps, change bright lamp number to change illumination illumination, then not only the damage probability of the cost up of lamp, while lamp is higher, maintenance cost is higher.
Summary of the invention
The purpose of this utility model is to overcome the deficiency of above-mentioned existence, and the energy-saving solar lighting device of a kind of high efficiency, long-life, illumination illumination is adjustable, cost is low, maintenance cost is low pulse-width modulation is provided.It comprises at least one solar cell, an electrical storage device, at least one control circuit, link to each other with electric connection line between described solar cell, electrical storage device, control circuit and the light source, it also includes light source, Optical devices and the light source fixture of at least one available pulse-width modulation to regulate its brightness, one is used for fixing described light source, solar cell, the fixture of electrical storage device and control circuit;
Described solar cell links to each other with light source with electrical storage device respectively by control circuit.
The light source that described at least one available pulse duration modulation method is regulated lamp brightness is cold cathode fluorescent energy-saving lamp or LED light lamp.
Described cold cathode fluorescent energy-saving lamp is the cathode fluorescent tube that comprises at least one spiral type or curved other shape, the driver and the shell thereof of a lamp tube stanchion or a printing opacity cell-shell, a cathode fluorescent tube, an electric connector; Described driver changes the direct current energy of electrical storage device output the High Level AC Voltage of suitable cathode fluorescent tube work into to light cathode fluorescent tube.Described cathode fluorescent tube, driver and shell thereof, lamp tube stanchion or printing opacity cell-shell and electric connector can be assembled into a whole lamp, also be installed separately.
Described LED light lamp includes at least one power type light-emitting diode, and it is fixed on the heat abstractor, shell and light reflecting cover, and described shell and light reflecting cover are the parts of heat abstractor.
Described at least one control circuit includes: control is charged the electric energy that solar energy produces daytime to electrical storage device, and electrical storage device output in evening electric energy discharges and recharges control switch circuit and protective circuit with described light source igniting; Pulse-width modulation and drive circuit, its Shu go out Mai Chong Frequency and lead the pulse voltage that can set on demand, can regulate described light-source brightness automatically greater than 40Hz, pulse duty factor.
Described pulse-width modulation circuit can be used chip microprocessor, also available digital circuit production.
Described at least one control circuit also includes the control circuit of the ornamental common low power LED on the described lighting device.
Described fixture can be designed to cylindricality, tree-like or other moulding on demand.
One active joint is arranged between described solar cell and the fixture.
Described Optical devices include the lamp reflector shell, on its light outgoing window light-passing board can be arranged, and light-passing board can have optical textures such as a series of lenslets, little prism.
Described cold cathode fluorescent energy-saving lamp or LED light lamp, the two all available pulse width modulation mode work, working life is all very long and working life is all almost irrelevant with the switch number of times of lamp, regulate lamp brightness with pulse width modulation mode easily, for example use the output pulse that need weave into different pulse duty factors by the time give cold-cathode fluorescence lamp or LED light lamp, to obtain the lighting device that lamp brightness need change by the time.
Solar illumination apparatus of the present utility model is made light source, is regulated lamp brightness automatically with the mode that changes pulse duty factor with light source, for example cold cathode fluorescent energy-saving lamp or the LED light lamp of pulse-width modulation.It is compared with the prior art solar illumination apparatus, has luminous efficiency height, power saving, required solar-electricity pool area and battery capacity is little, cost is low, the life-span is long, the reliability advantages of higher.
Description of drawings
Fig. 1 is a structural representation of making an embodiment of light source with cold cathode fluorescent energy-saving lamp of the present utility model.
Fig. 2 is a structural representation of making an embodiment of light source with LED light lamp of the present utility model.
Fig. 3 is an embodiment principle schematic of control circuit of the present utility model.
Embodiment
More than shown in the drawings being denoted as:
1-solar cell 2-electrical storage device 3-control circuit
4-cold cathode fluorescent energy-saving lamp 5-lamp housing and light reflecting cover 6-electric connection line
6-electric connector 7-fixture 8-active joint
9-cathode fluorescent tube 10-lamp tube stanchion 11-printing opacity cell-shell
12-driver 13-shell 14-electric connector
15-light-passing board 16-optical texture 17-power type light-emitting diode
18-heat abstractor 19-shell and light reflecting cover 20-fixture
21-flower 22-tree Zhi Shuye 23-trunk decorative pattern
24-light-sensitive element 26-charge and discharge switch circuit
27-light-operated switch 28-surround lighting 29-control and drive circuit
The 30-pulse voltage
Below in conjunction with accompanying drawing the utility model is described in detail.Figure 1 shows that the structural representation of an embodiment of the solar illumination apparatus of making light source with cold cathode fluorescent energy-saving lamp of the present utility model.Include at least one solar cell 1 among Fig. 1, electrical storage device 2, control circuit 3, at least one cold cathode fluorescent energy-saving lamp 4, and lamp housing and light reflecting cover 5 connect with electric connection line 6 between described solar cell, electrical storage device, control circuit and the cold cathode fluorescent energy-saving lamp; One fixture 7 is used for fixing described solar cell, cold cathode fluorescent energy-saving lamp and lampshade lamp socket thereof and described electrical storage device and control circuit etc. is installed; Described fixture 7 is fixed on ground, the building, on the water surface, ship is first-class.
The electric energy that described solar cell 1 is controlled, by day solar energy produced by control circuit control 3 charges to electrical storage device 2, and electrical storage device 2 output electric energy are lighted described light source 4 at night.Described control circuit 3 includes the drive circuit that discharges and recharges control switch circuit, protective circuit, pulse-width modulation circuit and lamp; its Shu go out Mai Chong Frequency lead greater than 40Hz, pulse duty factor can set on demand, with the pulse voltage of the brightness of regulating described light source; back a period of time pulse duty factor of for example turning on light is 1, is that light source full power operation, later pulse duty factor diminish gradually or progressively, lamp brightness deepening gradually, thereby can save electricity consumption, reduces solar-electricity pool area and battery capacity, reduction light fixture cost.
Between described solar cell 1 and the fixture 7 active joint 8 can be arranged, make solar cell choose optimum orientation and install to obtain maximum solar energy by the situation of ambient lighting.
Described fixture 7 can be designed to other shape on demand.
Described cold cathode fluorescent energy-saving lamp 4 comprises at least one spiral type or is curved the cathode fluorescent tube 9 of other shape, a lamp tube stanchion 10 or a printing opacity cell-shell (shown in dotted line among Fig. 1 11), 13, one electric connectors 14 of the driver 12 of a cathode fluorescent tube and shell thereof; Described driver 12 changes the direct current energy of electrical storage device 2 outputs the High Level AC Voltage of suitable cathode fluorescent tube 9 work into to light cathode fluorescent tube.Described cathode fluorescent tube 9, driver 12 and shell 13 thereof, lamp tube stanchion 10 or printing opacity cell-shell 11 and electric connector 14 can be assembled into a whole lamp, shown among Fig. 14, also be installed separately.Described Optical devices comprise lamp reflector and shell 5, on the light outgoing window of described reflector and shell 5 light-passing board 15 can be arranged, and on the light-passing board optical textures 16 such as a series of lenslets, little prism can be arranged.
Fig. 2 is the structural representation of an embodiment of the solar illumination apparatus of making light source with LED light lamp of the present utility model.It has a power type light-emitting diode 17 (input power of each light-emitting diode greater than 0.5 watt light-emitting diode) at least, it is fixed on the heat abstractor 18, shell and light reflecting cover 19, described shell and light reflecting cover can be the parts of heat abstractor; Described fixture 20 is designed to tree-like or other moulding; Also can there be some ornamental common low power LEDs, for example 3mm, 5mm and surface to paste the 20mA light-emitting diode on every tree, make and homochromy do not spend 21, tree Zhi Shuye 22 and trunk decorative pattern 23 etc., they can by control circuit 3 controls make their flickers bright, walk bright or regularly bright.Control circuit 3 also can include light-sensitive element 24, is used to control daytime the electric energy that solar energy produces is charged to electrical storage device 2, and evening, electrical storage device 2 output electric energy were lighted described light source 17.Other digital meaning identical with shown in Fig. 1 among Fig. 2.
Fig. 3 is an embodiment principle schematic of the control circuit 3 of solar illumination apparatus of the present utility model.1 is solar cell among the figure, 2 is electrical storage device, 26 is charge and discharge switch circuit, protective circuit, 27 for including the light-operated switch of light-sensitive element 24, for example photo resistance, when surround lighting 28 illumination were higher than a certain setting level, surround lighting irradiation solar cell produced electric energy and to electrical storage device 2 chargings; When ambient light illumination is lower than a certain setting level, electrical storage device 2 through charge-discharge control circuit 26, control and drive circuit 29 and illuminating lamp 4 or 17 discharges to light illuminating lamp; Described control circuit 29 output pulse De Frequency lead the pulse voltage set on demand greater than 40Hz, pulse duty factor, with the brightness of the described light source of automatic adjusting.Back a period of time pulse duty factor of for example turning on light is 1, be light source full power operation, later pulse duty factor diminish gradually, shown among Fig. 3 30, make lamp brightness deepening gradually, thereby can save electricity consumption, reduce the area of solar cell and battery capacity, reduction light fixture cost.When described lighting device had decoration to use light-emitting diode simultaneously, described control and drive circuit 29 also included control and the drive circuit of decorating with light-emitting diode.
Each embodiment that the claimed scope of the utility model is not limited to introduce herein, the know-how that relates to is that the general personnel of this specialty are familiar with, and therefore as long as understand content of the present utility model and characteristic, can do various forms of conversion and replacement.
Claims (9)
1, a kind of energy-saving solar lighting device of pulse-width modulation, it comprises at least one solar cell, an electrical storage device, at least one control circuit, link to each other with electric connection line between described solar cell, electrical storage device, control circuit and the light source, it is characterized in that it also includes light source, Optical devices and the light source fixture of at least one available pulse-width modulation to regulate its brightness, one is used for fixing described light source, solar cell (1), the fixture (7,20) of electrical storage device (2) and control circuit (3); Described solar cell (1) links to each other with light source with electrical storage device (2) respectively by control circuit (3).
2, the energy-saving solar lighting device of pulse-width modulation according to claim 1 is characterized in that the light source that described at least one available pulse duration modulation method is regulated lamp brightness is cold cathode fluorescent energy-saving lamp or LED light lamp.
3, the energy-saving solar lighting device of pulse-width modulation according to claim 2, it is characterized in that described cold cathode fluorescent energy-saving lamp is the cathode fluorescent tube (9) that comprises at least one spiral type or curved other shape, the driver (12) of a lamp tube stanchion (10) or a printing opacity cell-shell (11), a cathode fluorescent tube and shell (13) thereof, an electric connector (14); Described driver (12) changes the direct current energy of electrical storage device (2) output the High Level AC Voltage of suitable cathode fluorescent tube (9) work into to light cathode fluorescent tube.Described cathode fluorescent tube (9), driver (12) and shell (13) thereof, lamp tube stanchion (10) or printing opacity cell-shell (11) and electric connector (14) can be assembled into a whole lamp, also be installed separately.
4, the energy-saving solar lighting device of pulse-width modulation according to claim 2, it is characterized in that described LED light lamp includes at least one power type light-emitting diode (17), it is fixed on the heat abstractor (18), shell and light reflecting cover (19), described shell and light reflecting cover are the parts of heat abstractor.
5, the energy-saving solar lighting device of pulse-width modulation according to claim 1, it is characterized in that described at least one control circuit (3) includes: the electric energy that control daytime produces solar energy is to electrical storage device (2) charging, and electrical storage device in evening (2) output electric energy discharges and recharges control switch circuit and protective circuit (26) with what described light source (4,17) was lighted; Pulse-width modulation and drive circuit (29), its Shu go out Mai Chong Frequency and lead the pulse voltage (30) that can set, can regulate automatically described light-source brightness greater than 40Hz, pulse duty factor on demand.
6, the energy-saving solar lighting device of pulse-width modulation according to claim 5 is characterized in that described at least one control circuit (3) also includes the control circuit of the ornamental common low power LED on the described lighting device.
7, the energy-saving solar lighting device of pulse-width modulation according to claim 1 is characterized in that described fixture (7) can be designed to cylindricality, tree-like or other moulding on demand.
8,, it is characterized in that between described solar cell (1) and the fixture (7) active joint (8) being arranged according to the energy-saving solar lighting device of pulse-width modulation as claimed in claim 1.
9, the energy-saving solar lighting device of pulse-width modulation according to claim 1, it is characterized in that described Optical devices include lamp reflector (5) shell (19), on its light outgoing window light-passing board (15) can be arranged, light-passing board can have optical textures (16) such as a series of lenslets, little prism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004200514505U CN2696266Y (en) | 2004-04-27 | 2004-04-27 | Energy-saving solar lighting device of pulsewidth modulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004200514505U CN2696266Y (en) | 2004-04-27 | 2004-04-27 | Energy-saving solar lighting device of pulsewidth modulation |
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| Publication Number | Publication Date |
|---|---|
| CN2696266Y true CN2696266Y (en) | 2005-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2004200514505U Expired - Lifetime CN2696266Y (en) | 2004-04-27 | 2004-04-27 | Energy-saving solar lighting device of pulsewidth modulation |
Country Status (1)
| Country | Link |
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| CN (1) | CN2696266Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007124666A1 (en) * | 2006-04-28 | 2007-11-08 | Hong Kong Applied Science and Technology Research Institute Co. Ltd | Efficient lighting |
| WO2007124665A1 (en) * | 2006-04-28 | 2007-11-08 | Hong Kong Applied Science and Technology Research Institute Co. Ltd | Efficient lighting |
| WO2011083424A1 (en) * | 2010-01-05 | 2011-07-14 | Ecotech Environmental Technology Ltd. | Battery operated devices |
| CN102691963A (en) * | 2012-06-02 | 2012-09-26 | 毛振刚 | Solar cold-cathode streetlamp |
-
2004
- 2004-04-27 CN CNU2004200514505U patent/CN2696266Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007124666A1 (en) * | 2006-04-28 | 2007-11-08 | Hong Kong Applied Science and Technology Research Institute Co. Ltd | Efficient lighting |
| WO2007124665A1 (en) * | 2006-04-28 | 2007-11-08 | Hong Kong Applied Science and Technology Research Institute Co. Ltd | Efficient lighting |
| US7294978B1 (en) | 2006-04-28 | 2007-11-13 | Hong Kong Applied Science And Technology Research Institute Co. Ltd. | Efficient lighting |
| US7586271B2 (en) | 2006-04-28 | 2009-09-08 | Hong Kong Applied Science and Technology Research Institute Co. Ltd | Efficient lighting |
| WO2011083424A1 (en) * | 2010-01-05 | 2011-07-14 | Ecotech Environmental Technology Ltd. | Battery operated devices |
| CN102687368A (en) * | 2010-01-05 | 2012-09-19 | 环态源环境科技有限公司 | Battery operated devices |
| CN102691963A (en) * | 2012-06-02 | 2012-09-26 | 毛振刚 | Solar cold-cathode streetlamp |
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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 TELIANG TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: GE SHICHAO Effective date: 20070622 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20070622 Address after: Hangzhou City, Zhejiang province 310012 Wensan Road No. 628, room 218 Patentee after: Hangzhou Teliang Technology Co., Ltd. Address before: 310012 Wen two road, Hangzhou, Zhejiang Province, please get room 2-203 Patentee before: Ge Shichao |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20140427 Granted publication date: 20050427 |