CN2798264Y - Solar energy road sign - Google Patents
Solar energy road sign Download PDFInfo
- Publication number
- CN2798264Y CN2798264Y CN 03212509 CN03212509U CN2798264Y CN 2798264 Y CN2798264 Y CN 2798264Y CN 03212509 CN03212509 CN 03212509 CN 03212509 U CN03212509 U CN 03212509U CN 2798264 Y CN2798264 Y CN 2798264Y
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- China
- Prior art keywords
- circuit
- pin
- integrated circuit
- road sign
- utility
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- Expired - Fee Related
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Abstract
The utility model relates to a solar energy road sign, which comprises a casing, a solar battery, a control circuit and a load circuit, wherein the solar battery is connected with an energy accumulation circuit by a diode D1; the energy accumulation circuit is connected with a boosted circuit in series by an inductance L; the boosted circuit comprises an integrated circuit IC-1; the control circuit comprises an integrated circuit IC-2; the positive end of the solar battery is connected with a foot 1 of the triggering end of the control circuit IC-2; a foot 8 of IC-2 is connected with the base electrode of a triode VT1 by a resistor R5; the collecting electrode of the triode VT1 is connected with the negative electrode of the light emitting diode of a load; the positive electrode of the light emitting diode LED is connected with a foot 6 of the integrated circuit. Compared with similar products, the utility model has the advantages that the performance of the power supply is improved; the electrolytic capacitor, the boosted circuit and overcharging protection are added; the installation requirement is reduced; the utility model does not need maintenance; accordingly, the stability of the utility model is enhanced and the service life is long (as long as ten years). The utility model can realize the operation requirement of no environment pollution.
Description
(1) technical field
The utility model relates to a kind of road sign, and particularly relating to a kind of is the road sign of the energy with solar energy.
(2) background technology
Along with the raising day by day of high speed development of national economy, business prosperity and living standards of the people, promote communications and develop rapidly, various motor vehicles increase sharply.Be to reduce traffic accident and accurate instruction direction of traffic, the road on both sides of the road, desired location is provided with traffic marker on airport or the road.A large amount of at present road signs that use have reflective road sign and illuminated road sign.Reflector marker does not possess lighting function, be that reflector or reflectance coating are installed on road sign,, particularly do not having under the situation of light at night, the light-illuminating that has only motor vehicles could reflection ray to reflectance coating the time, thus the trail guide limitation greatly, not eye-catching.The general lighting road sign is to provide the light indication by connecting power supply outward, the traffic sign effect of caution pedestrian, motor vehicle and bicycle, but this road sign need connect mains supply.Solar energy self-luminous protuberant guide post has been declared on April 26th, 2000 by Liaoning Traffic Installation Co., though possess lighting function, has mounting condition requirement height (requiring the infield not have blocks), and life of product is short, and storage battery has shortcomings such as pollution to environment.
(3) summary of the invention
The purpose of this utility model provides the solar energy road sign of a kind of Autoluminescence,, long service life less demanding to mounting condition, environmentally safe.
The technical scheme that adopts is
The solar energy road sign comprises housing, solar cell, control circuit and load circuit.Solar cell is by preventing reverse charge stream protection diode D
1Be connected with energy storage circuit, energy storage circuit can be electrochemical capacitor C
01, also can be rechargeable battery or by electrochemical capacitor C
01The circuit of formation in parallel with rechargeable battery; Energy storage circuit is connected in series a booster circuit through inductance L, and booster circuit comprises integrated circuit (IC)-1, and control circuit comprises integrated circuit (IC)-2, and the solar cell anode is connected with 1 pin of control circuit IC-2 trigger end.8 pin of IC-2,9 pin are through resistance R
5With triode VT
1Base stage connect triode VT
1Collector electrode connect the negative pole of load, in parallel or series connection constitutes by a plurality of LEDs in load, the positive pole of LED connects 6 pin of integrated circuit (IC)-1.
Above-mentioned a plurality of light-emitting diodes are installed in the housing, and the position of housing respective leds is provided with polymethyl methacrylate and is beneficial to the light ejaculation.Solar cell is installed in suitable location in the housing, and corresponding solar cell position is provided with transparent shield, is beneficial to solar radiation.The electric elements of booster circuit, control circuit are installed on the circuit board, and circuit board is installed in the housing.
In above-mentioned polymethyl methacrylate inboard, be stained with reflective membrane between per two light-emitting diodes.
The operation principle of solar energy road sign is:
When solar cell is subjected to solar light irradiation, produce a voltage in its opposite end, and can get electric current and charge to rechargeable battery, last till that voltage between the rechargeable battery opposite end when voltage that the solar cell two ends produce equates, stops to charge.Rechargeable battery is stored electric energy.It is to provide stable operating voltage for booster circuit IC-1 that inductance L is set.The stable setting voltage of 6 pin output of IC-1.Solar radiation is arranged by day on solar cell, 1 pin of IC-2 is a high potential, 5 pin and 6 pin output electronegative potential, therefore triode VT by day
1Cut, each light-emitting diode is all not luminous, to night do not have sun lights on solar cell, 1 pin of IC-2 is an electronegative potential, 5 pin and 6 pin output high potential, triode VT
1Conducting, the stabling current of the 6 pin output of IC-1 is through resistance R
7Make LED luminous.Because the work of RC oscillating circuit makes triode VT
1By the setting-up time conducting with end, thereby make light-emitting diode form dynamic lighting.
Hull shape can be decided according to the actual requirements, and can be circle, square, polygon, ellipse etc., can be horizontal, vertical, suspension type, adhesive type etc. during use.
The utility model has improved the performance of power supply compared with similar products; electrolytic capacitor, booster circuit and over-charge protective have been increased; reduced installation requirement; need not safeguard; not only improve the stability but also the long service life (for 10 years) of product, the utility model can be realized the instructions for use of environmentally safe.
(4) description of drawings
Fig. 1 is the structural representation of a kind of embodiment of the present utility model.Fig. 2 is circuit theory diagrams.
(5) embodiment
The solar energy road sign comprises housing 1, solar cell 2, rechargeable battery 4, electrolytic capacitor C
01, control circuit and load circuit.Solar cell 2 is by preventing reverse charge stream protection diode D
1With rechargeable battery 4 and electrochemical capacitor C
01Connect rechargeable battery 4 and electrochemical capacitor C
01Other end ground connection, simultaneously rechargeable battery 4 is through diode D
3With electrochemical capacitor C
01Negative terminal connects.Rechargeable battery 4 connects a booster circuit through inductance L, and booster circuit is made up of integrated IC-1 and peripheral circuit thereof.IC-1 is integrated circuit DC-DC; can realize the input voltage between the DC 0.3V to Uout; convert adjustable DC output voltage U out to; and its chip contains overvoltage, current foldback circuit, voltage reference circuit; high-frequency oscillating circuits and N-channel MOS FET power switch circuit also can be realized big electric current output by external high power valve.Inductance L connects 8 pin of IC-1, and 8 pin of IC-1 are through diode D
2Connect 1 pin of IC-1, simultaneously through capacitor C
2Ground connection.6 pin of IC-1 are output, and 2 pin of IC-1 meet R
1With R
2B point on the connecting line, R
2Ground connection, R
16 pin that meet IC-1 are in the A point, the 3 foot meridian capacitor C1 ground connection of IC-1.Control circuit is made up of integrated circuit (IC)-2 and peripheral circuit.Peripheral circuit comprises RC oscillating circuit and drive circuit VT
1IC-2 is integrated circuit TTL.1 pin and the resistance R of the positive termination IC-2 of solar cell 2
6, 6 pin of IC-1 connect 14 pin of IC-2, R
6Another termination C
3, electrochemical capacitor C
33 pin of another termination IC-2, R
6With C
3Form the RC oscillating circuit.8 pin of IC-2,10 pin are through resistance R
5Meet triode VT
1Base stage.Load is made of 4 LED parallel connections, and the positive pole of LED is through resistance R
7Connect 6 pin of IC-1, the negative pole of LED meets triode VT
1Collector electrode, VT
1Grounded emitter.In the circuit theory diagrams shown in Figure 2, electronic devices and components except that solar cell 2 and 4 LEDs are installed on the circuit board 3, circuit board 3 is installed in the housing 1, LED is arranged on the interior support plate of housing, between two light-emitting diodes, be pasted with reflective membrane 5, on the position of respective leds, install plexiglass tent.Solar cell 2 is installed in housing 1 upper center, and corresponding solar cell 2 positions are provided with transparent shroud.
Claims (3)
1, solar energy road sign, comprise housing (1), solar cell (2), control circuit and load circuit in parallel by a plurality of LEDs or that series connection constitutes, solar cell (2), LED are installed on the interior suitable location of housing (1), it is characterized in that solar cell (2) is by diode D
1Be connected with energy storage circuit, energy storage circuit can be electrochemical capacitor C
01, also can be rechargeable battery (4), or by electrochemical capacitor C
01Circuit with rechargeable battery (4) formation in parallel; Energy storage circuit is connected in series a booster circuit through inductance L, and booster circuit comprises integrated circuit (IC)-1; Control circuit comprises integrated circuit (IC)-2, by resistance R
6, capacitor C
3The RC oscillating circuit of forming and by triode VT
1The drive circuit that constitutes; 6 pin of integrated circuit (IC)-1 are connected with 14 pin of IC-2, and the anode of solar cell (2) is connected resistance R with 1 pin of IC-2
61 pin of one termination IC-2 connects, other end ground connection, capacitor C
34 pin of a termination IC-2, other end ground connection, 8 pin of IC-2,10 pin are through resistance R
5Meet triode VT
1Base stage, VT
1Grounded emitter, VT
1Collector electrode connect the negative pole of load LED, the positive pole of load LED is through resistance R
7Connect 6 pin of IC-1.
2, solar energy road sign according to claim 1 is characterized in that described IC-1 is integrated circuit DC-DC, and described IC-2 is integrated circuit TTL.
3, solar energy road sign according to claim 1 and 2 is characterized in that the reflective membrane (5) that has been sticked between described per two LEDs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03212509 CN2798264Y (en) | 2003-04-10 | 2003-04-10 | Solar energy road sign |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03212509 CN2798264Y (en) | 2003-04-10 | 2003-04-10 | Solar energy road sign |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2798264Y true CN2798264Y (en) | 2006-07-19 |
Family
ID=36869511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03212509 Expired - Fee Related CN2798264Y (en) | 2003-04-10 | 2003-04-10 | Solar energy road sign |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2798264Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105321440A (en) * | 2015-10-23 | 2016-02-10 | 太仓市新志杰电子科技有限公司 | LED (light emitting diode) advertisement system for urban buses |
| CN105448201A (en) * | 2015-12-08 | 2016-03-30 | 太仓市新志杰电子科技有限公司 | LED displaying and monitoring screen system for painting workshop environment quality |
-
2003
- 2003-04-10 CN CN 03212509 patent/CN2798264Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105321440A (en) * | 2015-10-23 | 2016-02-10 | 太仓市新志杰电子科技有限公司 | LED (light emitting diode) advertisement system for urban buses |
| CN105448201A (en) * | 2015-12-08 | 2016-03-30 | 太仓市新志杰电子科技有限公司 | LED displaying and monitoring screen system for painting workshop environment quality |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |