CN202008076U - Solar emergency lamp - Google Patents
Solar emergency lamp Download PDFInfo
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- CN202008076U CN202008076U CN2011200668772U CN201120066877U CN202008076U CN 202008076 U CN202008076 U CN 202008076U CN 2011200668772 U CN2011200668772 U CN 2011200668772U CN 201120066877 U CN201120066877 U CN 201120066877U CN 202008076 U CN202008076 U CN 202008076U
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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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Abstract
The utility model discloses a solar emergency lamp which comprises a lamp body and a circuit board, wherein the circuit board comprises a storage battery, a storage battery charging circuit, a controller, a lighting driving circuit and a voltage detecting circuit; the storage battery which is used for supplying power to the controller, the lighting driving circuit and the voltage detecting circuit is electrically connected with an external power supply interface through the storage battery charging circuit; the external power supply interface comprises a solar panel socket; the controller is provided with a control signal input port, a lighting potential energy port and a voltage collecting port; the control signal input port is grounded through a switch key, the lighting potential energy port is electrically connected with the potential energy end of the lighting driving circuit, the lighting driving circuit is electrically connected between the low potential end of a lighting power supply interface and the ground, and the high potential end of the lighting power supply interface is electrically connected with a positive pole of the storage battery; and voltage signals output by the voltage detecting circuit are input to the voltage collecting port. With the controller as the master control of a circuit, the solar emergency lamp realizes intelligent lighting and charging/discharging management.
Description
Technical field
The utility model relates to a kind of solar energy emergency light, the particularly illumination of this solar energy emergency light and charging control circuit.
Background technology
Existing emergency light lighting adopts the civil power supply power, not energy-conserving and environment-protective.Control circuit does not generally have intelligent lighting and management of charging and discharging, causes battery to can not get corresponding protection, influences its service life.In addition, existing illumination control circuit can't carry out the function expansion, and application limitation is big.
The utility model content
The purpose of this utility model provides a kind of solar energy emergency light that utilizes solar recharging and can realize intelligent lighting and management of charging and discharging.
The technical solution adopted in the utility model is: a kind of solar energy emergency light, comprise lamp body and circuit board, and described circuit board comprises battery and battery charging circuit, and by battery-driven controller, illumination driving circuit and voltage detecting circuit;
Described battery is electrically connected with the external power source interface by battery charging circuit, and described external power source interface comprises the solar panels socket;
Described controller is provided with control signal input port, illumination enable port and voltage acquisition port; Described control signal input port is through on ﹠ off switch ground connection; Described illumination enable port is electrically connected with the Enable Pin of illumination driving circuit, and described illumination driving circuit is connected electrically between the cold end and ground of mains lighting supply interface, and the hot end of described mains lighting supply interface is electrically connected with the positive pole of battery; The voltage signal of described voltage detecting circuit output inputs to the voltage acquisition port; And,
Power connector end of the LED lamp plate of described lamp body is electrically connected with described mains lighting supply interface.
Preferably, described battery charging circuit comprises the 8th switching tube and the 5th switching tube, and as the DC socket and the solar panels socket of external power source interface, the positive terminal of described battery charging circuit is electrically connected through the colelctor electrode of first diode with the 8th switching tube; The emitter stage of described the 8th switching tube is electrically connected with the positive pole of battery; Base stage one branch road of described the 8th switching tube is electrically connected with its colelctor electrode through the 24 resistance, and another branch road is electrically connected with its colelctor electrode through voltage-stabiliser tube, the 5th diode and the 5th electric capacity; The positive input terminal of described DC socket, and the positive input terminal of solar panels socket all is electrically connected with the positive terminal of battery charging circuit, the negative input end ground connection of described DC socket, the negative input end of described solar panels socket is through the diode ground connection of two reversal connections, and the potential point between two reversal connection diodes is electrically connected with the potential point between the 5th electric capacity and the 5th diode;
The positive terminal of described battery charging circuit is electrically connected through the ground level of the 22 resistance with the 5th switching tube, the ground level of the 5th switching tube is through the 28 resistance eutral grounding, colelctor electrode is electrically connected with the charged state signal input port of controller, the direct ground connection of emitter stage.
Preferably, described battery charging circuit also comprises the 7th switching tube and the 6th switching tube, the positive terminal of described battery charging circuit is electrically connected through the source electrode of first diode with the 6th switching tube, and the drain electrode of described the 6th switching tube is electrically connected with the positive pole of battery; Grid one branch road of described the 6th switching tube is electrically connected with its source electrode through the 23 resistance, and another branch road is electrically connected through the colelctor electrode of the 25 resistance with the 7th switching tube; The grounded emitter of described the 7th switching tube, base stage enable control port through the 27 resistance with the trickle of controller setting as the trickle Enable Pin and are electrically connected.
Preferably, also comprise the charged state indicating circuit, described charged state indicating circuit comprises and fills full state display lamp and charging display lamp, described controller dash full signal output port through the 18 resistance with fill full state display lamp ground connection, the charging index signal output port of described controller is through the 19 resistance and charging display lamp ground connection.
Preferably, described illumination driving circuit comprises top grade and the low-grade illumination driving circuit that all is connected electrically between cold end and the ground, described illumination enable port comprises high-grade and low-grade voltage enable port, and described top grade and low-grade voltage enable port are electrically connected with the Enable Pin of high-grade and low-grade illumination driving circuit respectively.
Preferably, described high-grade illumination driving circuit comprises the 3rd switching tube, and the grid of described the 3rd switching tube is electrically connected with high-grade voltage enable port as the Enable Pin of high-grade illumination driving circuit; Described low-grade illumination driving circuit comprises the bleeder circuit of the 4th switching tube and series connection with it, and the grid of described the 4th switching tube is electrically connected with low-grade voltage enable port as the Enable Pin of low-grade illumination driving circuit.
Preferably, comprise also that the charging enable port that controller is provided with is electrically connected with the Enable Pin of DC interface charging circuit by battery-driven DC interface charging circuit.
Preferably, described DC interface charging circuit comprises first switching tube, second switch pipe, voltage-stablizer and DC interface, the source electrode of described first switching tube is electrically connected with the positive pole of battery, and grid is electrically connected through the colelctor electrode of second resistance with the second switch pipe, and drain electrode is electrically connected with the input of voltage-stablizer; Be electrically connected with first resistance between the grid of the positive pole of described battery and first switching tube, the grounded emitter of second switch pipe, base stage is electrically connected with the charging enable port through the 4th resistance as the Enable Pin of DC interface charging circuit;
The output of described voltage-stablizer is electrically connected with the 4th terminal of DC interface, the first terminal of DC interface is through the 7th resistance eutral grounding, be electrically connected with first bleeder circuit and second bleeder circuit between the 4th terminal of DC interface and the first terminal, the 3rd terminal of described DC interface is electrically connected with a dividing point of first bleeder circuit, and second terminal of described DC interface is electrically connected with a dividing point of second bleeder circuit.
Preferably, described controller also is provided with the current detecting port that is electrically connected with the first terminal of DC interface, and described current detecting port is through capacity earth.
Preferably, described LED lamp plate comprises a plurality of LED branch circuits that are connected in parallel, and each LED branch circuit comprises the LED that at least one is cascaded.
The beneficial effects of the utility model are: solar energy emergency light of the present utility model as the circuit master control, has been realized intelligent lighting and management of charging and discharging with controller (as single-chip microcomputer).The characteristics of this solar energy emergency light are: have top grade, low grade, USB5V and export 3 kinds of loaded work piece patterns; Have discharge low pressure and cross and put control, effectively protect battery, prolong battery service life to greatest extent; Having charging and overcharging control, effectively protecting battery, prolonging battery service life to greatest extent; Have the automatic recognition function of charging/throw light on, close load output during charging automatically, guarantee the maximum power point charging, improve charge efficiency; Have mobile phone charging function, maximum 500MA electric current output is applicable to the charging of most of on the market mobile phone and digital product; Battery low-voltage prompt facility is monitored the battery tension state in real time, the fast blink of low pressure warning light, the low charging in time of prompting battery tension.
Description of drawings
Fig. 1 shows the partial circuit structure of the circuit board of solar energy emergency light described in the utility model, relates to controller and connecting interface thereof;
Fig. 2 shows the partial circuit structure of the circuit board of solar energy emergency light described in the utility model, relates to illumination driving circuit;
Fig. 3 shows the partial circuit structure of the circuit board of solar energy emergency light described in the utility model, relates to DC interface charging circuit;
Fig. 4 shows the partial circuit structure of the circuit board of solar energy emergency light described in the utility model, relates to battery charging circuit.
The specific embodiment
Shown in Fig. 1 to 4, solar energy emergency light of the present utility model comprises lamp body and circuit board, described circuit board comprises controller U1, illumination driving circuit 1, DC interface charging circuit 2, battery charging circuit 3, voltage detecting circuit 4 and battery 5, battery 5 is controller U1, illumination driving circuit 1 and 2 power supplies of DC interface charging circuit, and external power source is by 5 chargings of 3 pairs of batteries of battery charging circuit.Wherein, this controller U1 is provided with control signal input port P0.0, illumination enable port, charging enable port P2.2 and voltage acquisition port P2.6; This control signal input port P0.0 is through on ﹠ off switch K1 ground connection; This illumination enable port is electrically connected with the Enable Pin of illumination driving circuit 1, this illumination driving circuit is connected electrically between the cold end I-and ground of mains lighting supply interface LED-OUT, the hot end I+ of this mains lighting supply interface LED-OUT is electrically connected with the anodal U+ of battery 5, and power connector end of the LED lamp plate (not shown) of lamp body is electrically connected with hot end and the cold end of mains lighting supply interface LED-OUT respectively; The voltage signal of these voltage detecting circuit 4 outputs inputs to voltage acquisition port P2.6, makes controller U1 can monitor the dump energy of battery 5 in real time; This charging enable port P2.2 is electrically connected with the Enable Pin of DC interface charging circuit 2; This battery 5 is electrically connected with external power interface through battery charging circuit 3, when accumulator electric-quantity is not enough, can charge to battery 5 by the plug-in mounting external power source on external power interface.In the control panel described in the utility model, only adopted an on ﹠ off switch K1, triggered different control signals by different key modes.In the present embodiment, this LED lamp plate comprises a plurality of LED branch circuits that are connected in parallel, and each LED branch circuit comprises the LED that at least one is cascaded, and has 22 highlighted LED of Piranha altogether as this LED lamp plate.
As illustrated in fig. 1 and 2, this illumination driving circuit 1 comprises high-grade illumination driving circuit 11 and the low-grade illumination driving circuit 12 that all is connected electrically between cold end I-and the ground, correspondingly, this illumination enable port comprises high-grade voltage enable port P1.0 and low-grade voltage enable port P1.1, and this top grade and low-grade voltage enable port are electrically connected with the Enable Pin of high-grade and low-grade illumination driving circuit respectively.In the present embodiment, controller U1 starts high-grade illumination driving circuit 11 or low-grade illumination driving circuit 12 according to the selection of times of flicking on ﹠ off switch K1, to provide different lighting hours under the state that is full of electricity at battery 5.
This top grade illumination driving circuit 11 comprises and is controlled by the three switching tube Q3 of controller U1 through the top grade illumination enable signal of high-grade voltage enable port P1.0 output, and this low grade illumination driving circuit 12 comprises and is controlled by controller U1 through the 4th switching tube Q4 of the low grade illumination enable signal of low-grade voltage enable port P1.1 output and the bleeder circuit of series connection with it.In the present embodiment, the drain electrode of the 3rd switching tube Q3 (N channel enhancement metal-oxide-semiconductor) is electrically connected with cold end I-, through resistance R 15 ground connection, another branch road is electrically connected source ground through resistance R 14 with high-grade voltage enable port P1.0 to grid as Enable Pin one branch road of high-grade illumination driving circuit 11; When top grade illumination enable signal was high level, the 3rd switching tube Q3 conducting provided high-grade illuminalive power-supply.In the present embodiment, the bleeder circuit of the parallel circuit of drain electrode through comprising resistance R 12 and resistance R 13 of the 4th switching tube Q4 (as N channel enhancement metal-oxide-semiconductor) is electrically connected with cold end I-, grid as Enable Pin one branch road of low-grade illumination driving circuit 12 through resistance R 16 ground connection, another branch road is electrically connected source ground through resistance R 17 with low-grade voltage enable port P1.1; When low grade illumination enable signal was high level, the 4th switching tube Q4 conducting provided low-grade illuminalive power-supply.
As shown in Figure 1, this voltage detecting circuit 4 comprises resistance R 21 and the R22 between the anodal U+ that is connected on battery 5 and the ground (the negative pole U-ground connection of battery 5), voltage acquisition port P2.6 is electrically connected with potential point between resistance R 21 and the R22, in addition, this voltage acquisition port P2.6 plays the effect of filtering through capacitor C 4 ground connection.
As shown in figs. 1 and 3, this DC interface charging circuit 2 comprises the first switching tube Q1 (as the P-channel enhancement type metal-oxide-semiconductor), second switch pipe Q2 (as NPN type triode), voltage-stablizer U2 and DC interface J, the source electrode of the first switching tube Q1 is electrically connected with the anodal U+ of battery 5, grid is electrically connected through the colelctor electrode of second resistance R 2 with second switch pipe Q2, and drain electrode is electrically connected with the input Vin of voltage-stablizer U2; In addition, be electrically connected with first resistance R 1 between the anodal U+ of this battery and the grid of the first switching tube Q1, the grounded emitter of second switch pipe Q2, base stage is electrically connected with charging enable port P2.2 through the 4th resistance R 4 as the Enable Pin of DC interface charging circuit 2.The output end vo ut of this voltage-stablizer U2 is electrically connected J4 with the 4th terminal of DC interface J, the first terminal of DC interface J is through the 7th resistance R 7 ground connection, be electrically connected with first bleeder circuit and second bleeder circuit between the 4th terminal of DC interface J and the first terminal, wherein, first bleeder circuit comprises the 8th resistance R 8 and the 9th resistance R 9 that is cascaded, and second bleeder circuit comprises the tenth resistance R 10 and the 11 resistance R 11 that is cascaded, the 3rd terminal of this DC interface J is electrically connected with potential point between the 8th and the 9th resistance, and second terminal of this DC interface J is electrically connected with potential point between the tenth and the 11 resistance.Can provide stable DC5.3V output by this DC interface charging circuit 2 between the 4th and the first terminal of DC interface J, wherein, maximum output current is 500MA.
In addition, this controller U1 also is provided with the current detecting port P0.2 that is electrically connected with the first terminal of DC interface J, and this current detecting port P0.2 is through capacitor C 3 ground connection.Controller U1 judges by the magnitude of voltage of gathering capacitor C 3 two ends whether the load current of DC interface charging circuit 2 surpasses 500MA, if surpass, controller U1 can close this DC interface charging circuit 2 through charging enable port P2.2 output low level.
As shown in figs. 1 and 4, this battery charging circuit 3 comprises the 8th switching tube Q8 (as three grades of types of NPN type), the 5th switching tube Q5 (as NPN type triode), DC socket 31 and solar panels socket SB, and the positive terminal of this battery charging circuit 3 is electrically connected with the colelctor electrode of the 8th switching tube Q8 through the first diode D1; The emitter stage of the 8th switching tube Q8 is electrically connected with the positive pole of battery 5; The 8th switching tube Q8 base stage one branch road is electrically connected with its colelctor electrode through the 24 resistance R 24, and another branch road is electrically connected with its colelctor electrode through voltage-stabiliser tube ZD1, the 5th diode and the 5th capacitor C 5.The positive input terminal of this DC socket 31, and the positive input terminal S+ of solar panels socket SB all is electrically connected with the positive terminal of battery charging circuit 3, and the negative input end ground connection of DC socket 31, the negative input end S-of solar panels socket SB is through diode D2, the D3 ground connection of two reversal connections, and the potential point between diode D2, D3 is electrically connected with potential point between the 5th capacitor C 5 and the 5th diode D5.The positive terminal of this battery charging circuit 3 is electrically connected with the ground level of the 5th switching tube Q5 through the 22 resistance R 22, the ground level of the 5th switching tube Q5 is through the 28 resistance R 28 ground connection, its colelctor electrode is electrically connected with the charged state signal input port P0.1 of controller, and its emitter stage is ground connection directly.DC socket 31 or solar panels socket SB insert power supply adaptor or and during the supporting solar panels of this machine, the 5th switching tube Q5 conducting, the current potential of charged state signal input port P0.1 is dragged down, and then controller U1 can know that solar energy emergency light of the present utility model is being battery 5 chargings.
In addition, this battery charging circuit 3 can also provide trickle charge, it further comprises the 7th switching tube Q7 (as NPN type triode) and the 6th switching tube (as the P-channel enhancement type metal-oxide-semiconductor), the positive terminal of this battery charging circuit 3 is electrically connected with the source electrode of the 6th switching tube Q6 through the first diode D1, and the drain electrode of the 6th switching tube Q6 is electrically connected with the positive pole of battery 5.Grid one branch road of the 6th switching tube Q6 is electrically connected with its source electrode through the 23 resistance R 23, and another branch road is electrically connected with the colelctor electrode of the 7th switching tube Q7 through the 25 resistance R 25.The grounded emitter of the 7th switching tube Q7, base stage enable control port P2.5 through the 27 resistance R 27 with the trickle of controller U1 setting as the trickle Enable Pin and are electrically connected.
In addition, described circuit board also comprises charged state indicating circuit as shown in Figure 1, it comprises and fills full state display lamp LED2 and charging display lamp LED1, this controller U1 dashes full signal output port P2.0 through the 18 resistance R 18 with fill full state display lamp LED2 ground connection, and the charging index signal output port P2.1 of this controller U1 is through the 19 resistance and charging display lamp LED1 ground connection.
The output voltage BAT of this battery 5 inputs to the supply voltage input VCC of controller U1, the direct ground connection of the earth terminal of controller U1 through the first voltage-stablizer U3.
The operation principle of solar energy emergency light of the present utility model is as follows:
The charging operations step:
Insert and the supporting DC12V/250MA solar panels of this machine, or the DC12V/500MA power supply adaptor guarantees that to inductive charging input socket the contact of plug line is good that begin charge in batteries this moment, charging display lamp LED1 flicker indication, expression is charged.The battery tension that controller detects fills full state display lamp LED2 flicker indication when reaching 6.6V, it is full to represent battery soon to fill, automatically transfer simultaneously trickle charge to, when battery tension has arrived 6.9V, fill the permanent bright indication of full state display lamp LED2, it is full to represent battery to fill fully, overcharges control circuit this moment and starts, and stops charging.
The illumination operating procedure:
This machine is provided with battery low-voltage prompt facility, monitors the battery tension state in real time, when storage battery low-voltage is lower than 5.6V when following, and charging display lamp LED1 fast blink, the prompting battery tension is low to need charging in time.This machine has only a touch-switch key K1, divides 3 grades of controls, and length entered DC interface charging/" shut " mode" in 3 seconds by on ﹠ off switch, and weak point enters the high/low shelves of illumination control model by on ﹠ off switch, and concrete operations are as follows:
Flicking K1 on ﹠ off switch for the first time, light illumination mode is for the high-grade work of acquiescence, when battery tension 6.6V, the about 350LUX of high-grade brightness, but continuous illumination is about more than 30 hours.
Flicking K1 on ﹠ off switch for the second time, light illumination mode is converted to low-grade work, when battery tension 6.6V, the about 220LUX of low-grade brightness, but continuous illumination is about more than 60 hours.
When battery tension is lower than 5.4V when following, low-voltage protection circuit starts, and closing illumination output, prevents that battery from causing damaging because of over-discharge.
When battery tension is higher than 5.6V when above, in two kinds of situation:
(A), controller automatically identification be that battery rise voltage or battery are from the high-voltage discharge to the low-voltage.If after the illumination low-voltage variation is closed load, battery tension is again from slowly going back up to below 5.4 more than the 5.6V, and by under the start key situation, controller is not identified as battery rise voltage, and acquiescence is closed illumination output, effectively protects battery.
(B); if after the illumination low-voltage variation is closed load; battery tension is again from slowly going back up to more than the 5.6V below 5.4; if pressed the start key this moment; as long as battery tension high with 5.6V is above just can operate as normal, be lower than below the 5.4V startup of low-voltage variation control circuit up to battery tension; close output, more than the control step circulates according to this.
Mobile phone and digital product charging operations step:
Long press K1 on ﹠ off switch 3 seconds for the first time, DC interface charge function is opened, and stable DC5.3V output is arranged, and maximum output current is 500MA, charges for digital products such as mobile phone, MP3, digital camera, small-sized GPRS satellite navigation, game machine, intercom.When battery tension is lower than 5.8V when following, DC interface charge function is closed, and effectively protects battery.When load current surpasses 500MA or load has fault, when electric current surpassed setting value 500MA, over-current control circuit started, controller cuts out the output of DC interface voltage, and after load disconnection or fault were got rid of, length was pressed the K1 on ﹠ off switch 3 seconds again, open DC interface charge function, again can bio-occlusion load charging.Long press K1 on ﹠ off switch 3 seconds for the second time, DC interface output voltage is closed, and controls step and circulates according to this.
Claims (10)
1. solar energy emergency light, it is characterized in that: comprise lamp body and circuit board, described circuit board comprises battery and battery charging circuit, and by battery-driven controller, illumination driving circuit and voltage detecting circuit;
Described battery is electrically connected with the external power source interface by battery charging circuit, and described external power source interface comprises the solar panels socket;
Described controller is provided with control signal input port, illumination enable port and voltage acquisition port; Described control signal input port is through on ﹠ off switch ground connection; Described illumination enable port is electrically connected with the Enable Pin of illumination driving circuit, and described illumination driving circuit is connected electrically between the cold end and ground of mains lighting supply interface, and the hot end of described mains lighting supply interface is electrically connected with the positive pole of battery; The voltage signal of described voltage detecting circuit output inputs to the voltage acquisition port; And,
Power connector end of the LED lamp plate of described lamp body is electrically connected with described mains lighting supply interface.
2. solar energy emergency light according to claim 1, it is characterized in that: described battery charging circuit comprises the 8th switching tube and the 5th switching tube, and as the DC socket and the described solar panels socket of external power source interface, the positive terminal of described battery charging circuit is electrically connected through the colelctor electrode of first diode with the 8th switching tube; The emitter stage of described the 8th switching tube is electrically connected with the positive pole of battery; Base stage one branch road of described the 8th switching tube is electrically connected with its colelctor electrode through the 24 resistance, and another branch road is electrically connected with its colelctor electrode through voltage-stabiliser tube, the 5th diode and the 5th electric capacity; The positive input terminal of described DC socket, and the positive input terminal of solar panels socket all is electrically connected with the positive terminal of battery charging circuit, the negative input end ground connection of described DC socket, the negative input end of described solar panels socket is through the diode ground connection of two reversal connections, and the potential point between two reversal connection diodes is electrically connected with the potential point between the 5th electric capacity and the 5th diode;
The positive terminal of described battery charging circuit is electrically connected through the ground level of the 22 resistance with the 5th switching tube, the ground level of the 5th switching tube is through the 28 resistance eutral grounding, colelctor electrode is electrically connected with the charged state signal input port of controller, the direct ground connection of emitter stage.
3. solar energy emergency light according to claim 2, it is characterized in that: described battery charging circuit also comprises the 7th switching tube and the 6th switching tube, the positive terminal of described battery charging circuit is electrically connected through the source electrode of first diode with the 6th switching tube, and the drain electrode of described the 6th switching tube is electrically connected with the positive pole of battery; Grid one branch road of described the 6th switching tube is electrically connected with its source electrode through the 23 resistance, and another branch road is electrically connected through the colelctor electrode of the 25 resistance with the 7th switching tube; The grounded emitter of described the 7th switching tube, base stage enable control port through the 27 resistance with the trickle of controller setting as the trickle Enable Pin and are electrically connected.
4. solar energy emergency light according to claim 3, it is characterized in that: also comprise the charged state indicating circuit, described charged state indicating circuit comprises and fills full state display lamp and charging display lamp, described controller dash full signal output port through the 18 resistance with fill full state display lamp ground connection, the charging index signal output port of described controller is through the 19 resistance and charging display lamp ground connection.
5. according to each described solar energy emergency light in the claim 1 to 4, it is characterized in that: described illumination driving circuit comprises top grade and the low-grade illumination driving circuit that all is connected electrically between cold end and the ground, described illumination enable port comprises high-grade and low-grade voltage enable port, and described top grade and low-grade voltage enable port are electrically connected with the Enable Pin of high-grade and low-grade illumination driving circuit respectively.
6. solar energy emergency light according to claim 5 is characterized in that: described high-grade illumination driving circuit comprises the 3rd switching tube, and the grid of described the 3rd switching tube is electrically connected with high-grade voltage enable port as the Enable Pin of high-grade illumination driving circuit; Described low-grade illumination driving circuit comprises the bleeder circuit of the 4th switching tube and series connection with it, and the grid of described the 4th switching tube is electrically connected with low-grade voltage enable port as the Enable Pin of low-grade illumination driving circuit.
7. according to each described solar energy emergency light in the claim 1 to 4, it is characterized in that: comprise also that by battery-driven DC interface charging circuit the charging enable port that controller is provided with is electrically connected with the Enable Pin of DC interface charging circuit.
8. solar energy emergency light according to claim 7, it is characterized in that: described DC interface charging circuit comprises first switching tube, second switch pipe, voltage-stablizer and DC interface, the source electrode of described first switching tube is electrically connected with the positive pole of battery, grid is electrically connected through the colelctor electrode of second resistance with the second switch pipe, and drain electrode is electrically connected with the input of voltage-stablizer; Be electrically connected with first resistance between the grid of the positive pole of described battery and first switching tube, the grounded emitter of second switch pipe, base stage is electrically connected with the charging enable port through the 4th resistance as the Enable Pin of DC interface charging circuit;
The output of described voltage-stablizer is electrically connected with the 4th terminal of DC interface, the first terminal of DC interface is through the 7th resistance eutral grounding, be electrically connected with first bleeder circuit and second bleeder circuit between the 4th terminal of DC interface and the first terminal, the 3rd terminal of described DC interface is electrically connected with a dividing point of first bleeder circuit, and second terminal of described DC interface is electrically connected with a dividing point of second bleeder circuit.
9. solar energy emergency light according to claim 8 is characterized in that: described controller also is provided with the current detecting port that is electrically connected with the first terminal of DC interface, and described current detecting port is through capacity earth.
10. according to each described solar energy emergency light in the claim 1 to 4, it is characterized in that: described LED lamp plate comprises a plurality of LED branch circuits that are connected in parallel, and each LED branch circuit comprises the LED that at least one is cascaded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200668772U CN202008076U (en) | 2011-03-15 | 2011-03-15 | Solar emergency lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200668772U CN202008076U (en) | 2011-03-15 | 2011-03-15 | Solar emergency lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202008076U true CN202008076U (en) | 2011-10-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200668772U Expired - Fee Related CN202008076U (en) | 2011-03-15 | 2011-03-15 | Solar emergency lamp |
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| Country | Link |
|---|---|
| CN (1) | CN202008076U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104333238A (en) * | 2014-10-17 | 2015-02-04 | 重庆金宏汽车电子有限公司 | Power supply circuit for navigation device |
| CN106526828A (en) * | 2017-01-12 | 2017-03-22 | 蚌埠市舒杨电子科技有限公司 | Multifunctional charging type magnifier and control method thereof |
-
2011
- 2011-03-15 CN CN2011200668772U patent/CN202008076U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104333238A (en) * | 2014-10-17 | 2015-02-04 | 重庆金宏汽车电子有限公司 | Power supply circuit for navigation device |
| CN106526828A (en) * | 2017-01-12 | 2017-03-22 | 蚌埠市舒杨电子科技有限公司 | Multifunctional charging type magnifier and control method thereof |
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Owner name: SHENZHEN YINGLI NEW ENERGY RESOURCES CO., LTD. Free format text: FORMER OWNER: SHENZHEN COWIN SOLAR CO., LTD. Effective date: 20140514 |
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