CN201611790U - Battery charger of composite power supply - Google Patents
Battery charger of composite power supply Download PDFInfo
- Publication number
- CN201611790U CN201611790U CN2010201124992U CN201020112499U CN201611790U CN 201611790 U CN201611790 U CN 201611790U CN 2010201124992 U CN2010201124992 U CN 2010201124992U CN 201020112499 U CN201020112499 U CN 201020112499U CN 201611790 U CN201611790 U CN 201611790U
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- power supply
- charging
- circuit
- battery
- ethernet
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Abstract
The utility model discloses a battery charger of composite power supply, which can be used for Ethernet power supply equipment and other power supply systems such as a renewable energy power supply system. The battery charger mainly comprises the following components: a battery device which comprises a battery; a power input determination and charging circuit which receives an external power source for determining and charging the battery according to the determination; a power supply charging control circuit which detects the voltage of the battery for contrasting and determining whether the power input determination and charging circuit charges the battery device; an Ethernet network power supply equipment charger which has an input that can be externally connected with the Ethernet network power supply equipment and has an output that is electrically connected with the battery device through a charging circuit; an Ethernet power supply equipment charging control circuit which controls the charging voltage of the Ethernet power supply equipment charger to an average charge voltage; and a mutual control device which is provided with a driver and a switch device controlled by the driver.
Description
Technical field
The utility model is that a kind of battery charger of composite power source is being provided, and refers to have concurrently the battery charger that utilizes Ethernet power supply unit and other power supplys to originate as charging especially.
Background technology
Utilize the power source of the renewable energy resources such as solar energy system as battery charge, advantage with environmental protection, power saving, but renewable source of energy generation such as solar energy system are subject to factor of environmental, generate electricity after can't whole day and power, therefore the risk that has dead electricity, be subjected to electric system or electric equipment for what needs were powered at any time, renewable source of energy generation such as solar energy are unable to supply that it is required.But,, then can solve the problem of aforementioned dead electricity at least if can provide a kind of as the demand of its stand-by power supply for battery charge because of the renewable energy resources have the advantage of aforementioned environmental protection, power saving.
In addition, ginseng IEEE 802.3af standard be by the Ethernet data line to or extra pair realize the ethernet device power supply, thereby broken away from the trouble that employing AC adapter (adapter) is brought, and will further expand Ethernet The Application of Technology field.
Employing all can by the CAT-5 cable of a transmission Ethernet data provide power supply as IP phone, WAP (wireless access point) constant power less than the equipment of 12.95W based on the IEEE 802.3af standard of Power over Ethernet.Power over Ethernet has not only been removed disagreeable wall type transformer, also helps to release a whole set of new equipment, and these equipment combine data and power supply interface, and can be to existing 10,100 or 1000Mbps ethernet device backward compatibility.802.3af broken through the application of Ethernet, it mainly is a power delivery agreement, rather than data protocol.
Power over Ethernet starts from providing the power supply unit (PSE) of power supply, therefore how to utilize described power supply unit as the source of one of composite power source for battery charge, so that the demand of power receiving equipment or other electric equipment electric power to be provided, can then be problem of the present utility model as the stand-by power supply of charging again simultaneously.
Summary of the invention
In view of this, the utility model is that a kind of battery charger of integrating the composite power source of second source and Ethernet power supply unit is being provided.The utility model can solve single power supply as the problem that charge power supply produced, and second source employing renewable source of energy generation system, and carbon-free row's problem is to the dark tool meaning of the Sustainable Development of the earth.
And the utility model is the disappearance of the aforementioned single power supply of solution as battery charge, the technical scheme that is proposed, and mainly for a kind of a kind of battery charger with composite power source, it includes a cell apparatus, and it has a battery; One power supply input is differentiated and charging circuit, and it is accepted an external power supply and is judged, and comply with judgement to battery charge; One power source charges control circuit, its voltage of detecting described battery is with as comparison and judge and promote that described power supply input is differentiated and whether charging circuit charges to cell apparatus; One Ethernet power supply unit charging device, its input can be for being external to the Ethernet power supply unit, and output then has a charging circuit, is electrically connected to cell apparatus by charging circuit; One Ethernet power supply unit charging control circuit makes the charging voltage of Ethernet power supply unit charging device rise to even charging voltage with control; One cross complaint device, it has the switching device that a driver and is subjected to driver control, described driver is located on power supply input differentiation and the charging circuit, switching device then is located on the Ethernet power supply unit charging control circuit, and opening and closing as starting Ethernet power supply unit charging control circuit of described switching device drives the foundation of Ethernet power supply unit charging device to battery charge.
According to the battery charger of a kind of composite power source described in the utility model, wherein, described cross complaint device is an optical coupler, and optical coupler has a luminous element and an optotransistor, and described luminous element is as driver, and described optotransistor is as switching device.
According to the battery charger of a kind of composite power source described in the utility model, wherein, described external power supply is from solar panels, wind-driven generator, hydroelectric generator, tital generator or geothermal power generation machine.
According to the battery charger of a kind of composite power source described in the utility model, wherein, described power supply input is differentiated and charging circuit has an input polarity circuit for detecting, and described input polarity circuit for detecting has a diode and connects battery.
According to the battery charger of a kind of composite power source described in the utility model, wherein, described power supply input differentiates and charging circuit has an input voltage circuit for detecting.
According to the battery charger of a kind of composite power source described in the utility model, wherein, described power supply input is differentiated and charging circuit has too high voltages restriction output circuit.
According to the battery charger of a kind of composite power source described in the utility model, wherein, described Ethernet power supply unit charging device more includes one and all fills/the floating charge control circuit.
According to the battery charger of a kind of composite power source described in the utility model, wherein, described cell apparatus has a battery polar protective circuit.
According to the battery charger of a kind of composite power source described in the utility model, wherein, described cell apparatus has cell voltage detecting and output control circuit.
Battery charger according to a kind of composite power source described in the utility model wherein, has a diode between described Ethernet power supply unit charging control circuit and battery.
The battery charger of composite power source provided by the utility model is compared with tradition, mainly be to adopt renewable source of energy generation system and Ethernet power supply unit, be integrated into the composite power source electric power system, and mainly the power supply with the renewable source of energy generation system is main power supply-charging source, treat that the renewable source of energy generation power supply is not enough to supply with the demand of battery charge, then circuit is changed power supply by the Ethernet power supply unit at once to battery charge, and when the renewable source of energy generation system restoration, switch its charging again at once, reach unremitting charging, and because power consumption of the present utility model is low, can reduce the problem that environment is caused because of row's carbon, and compound power-supply system can overcome the risk of single power supply system cut-off.
Description of drawings
Fig. 1 is the calcspar of the battery charger of the utility model composite power source;
Fig. 2 is the circuit diagram of the battery charger of the utility model composite power source;
Fig. 3 is the partial circuit figure that the battery charger of the utility model composite power source contains input indicating circuit, input polarity circuit for detecting, input voltage circuit for detecting;
Fig. 4 is the solar panel charging control circuit of the battery charger of the utility model composite power source;
Fig. 5 is the partial circuit figure that the battery charger of the utility model composite power source contains too high voltages restriction output circuit;
Fig. 6 is the Ethernet power supply unit charging device and the charging control circuit figure of the battery charger of the utility model composite power source.
Description of reference numerals: 1-cell apparatus; The 11-battery; The input of 2-power supply is differentiated and charging circuit; 3-power source charges control circuit; 4-Ethernet power supply unit charging device; 5-Ethernet power supply unit charging control circuit; 6-cross complaint device; The anti-indicating circuit of 13-battery polar; Detecting of 14-cell voltage and output control circuit; 15-cell voltage output indicating circuit; The 16-reference circuit; The 17-output device; 21-power supply input indicating circuit; 22-power supply input polarity circuit for detecting; 23-power input voltage circuit for detecting; 24-power source charges indicating circuit; 25-power source charges control circuit; The 26-power supply is crossed the high-pressure limit output circuit; The 61-driver; The 62-switching device; The PL2-optical coupler; The PL2A-luminous element; The PL2B-optotransistor; 40-Ethernet power supply unit; The 41-charging circuit; 42-all fills/the floating charge control circuit; 43-Ethernet power supply unit charging indication; 44-Ethernet power supply unit power supply indicating circuit.
Embodiment
For making your juror further understanding and approval be arranged, enumerate following preferred embodiment now and cooperate graphic being described as follows feature of the present utility model and characteristics:
See also shown in Fig. 1,2, the battery charger of the utility model composite power source consists predominantly of a cell apparatus 1, power supply input differentiation and charging circuit 2, a power source charges control circuit 3, an Ethernet power supply unit charging device 4, an Ethernet power supply unit charging control circuit 5 and a cross complaint device 6 and constitutes.
See also shown in Figure 2ly, 1 of cell apparatus of the present utility model includes a battery 11, a battery polar protective circuit 12, the anti-indicating circuit 13 of a battery polar, cell voltage detecting and output control circuit 14, a cell voltage output indicating circuit 15, a reference circuit 16 and an output device 17.
Battery 11 of the present utility model can adopt conventional batteries; for example typical lead-acid battery; and battery polar protective circuit 12 of the present utility model is made up of resistance R 10, Zener diode ZD3 and field-effect transistor (MOSFET) Q3; when battery 11 connects reversed polarity; Q3 is in cut-off state, causes battery 11 to export.And cell voltage detecting of the present utility model and output control circuit 14, be to form the branch of importing cell voltage by R18, R19, R20 to be depressed into the reference voltage of U3B/PIN3 pin R22 to the U3B/PIN2 pin, and the output of U3B represents that cell voltage is normal when equaling high potential, and R47, R11, Q4 can allow cell voltage export output device 17 to.Cell voltage output indicating circuit 15 of the present utility model then forms indicating circuit by R24, LED2.
Please cooperate and consult shown in Fig. 3,4, cross complaint device 6 of the present utility model, it consists predominantly of the switching device 62 that a driver 61 and is subjected to driver 61 controls, described driver 61 is located on power supply input differentiation and the charging circuit 2, switching device 62 then is located on the Ethernet power supply unit charging control circuit 5, and opening and closing as starting Ethernet power supply unit charging control circuit 5 of described switching device 62 drives the foundation that 4 pairs of batteries of Ethernet power supply unit charging device 11 charge.
See also shown in Fig. 2,3, power supply of the present utility model input is differentiated and charging circuit 2, and it is mainly accepted an external power supply and is judged, and comply with judgement to battery charge.External power supply of the present utility model can adopt the power supply of generating set of renewable energy resource or system, for example solar panels, wind-driven generator, hydroelectric generator, tital generator or geothermal power generation machine.This case then is the explanation of embodiment with solar panels.
The input of power supply in the present embodiment is differentiated and charging circuit 2 has power supply input indicating circuit 21, power supply input polarity circuit for detecting 22, a power input voltage circuit for detecting 23, a power source charges indicating circuit 24, one power supplys and crosses high-pressure limit output circuit 26.
See also shown in Figure 2ly, in the aforesaid power supply input indicating circuit 21, when solar panels have output voltage, indicate by LED4.Power supply input polarity circuit for detecting 22 then is made of diode D9, D1, and receives battery 11 by D1, is charged to battery 11 by described diode D1.23 of power input voltage circuit for detecting are made up of Zener diode ZD2, R4, R5, R6, transistor Q6, optical coupler luminous element PL1A, optical coupler luminous element PL2A, if solar panels voltage is lower than for example 12V of certain voltage, then stop charging, when charging approaching finishing, make interrupted functions of charging by 6 in the cross complaint device that PL2A/2B forms, to make the PL1 conducting when solar panels are done charge function and then make Ethernet power supply unit charging device 4 be in floating charge state, so major part is done charging by solar panels.Power source charges indicating circuit 24 then has a LED3, is indicated by LED3 when solar panels carry out charge function.Power supply of the present utility model is crossed high-pressure limit output circuit 26 then when for example the voltage of the solar panels in the present embodiment is greater than Zener diode ZD6 when external power supply, will make Q4 close (off) and does not have output voltage to output device (P3) 17.
See also shown in Fig. 1,2,4, the utility model power source charges control circuit 3, its mainly at the voltage of the aforementioned battery 11 of detecting with as comparison and judge and to promote that described power supply input is differentiated and whether the battery 11 of 2 pairs of cell apparatus 1 of charging circuit charges.Power source charges control circuit 3 of the present utility model, when external power supply (as solar panels) charging is arranged, by PL2 Q7 is closed, so the 5th pin of U3A has the cell voltage in reference voltage 2.5V and the charging to compare (doing dividing potential drop by R16, R17), do not reach as yet at the 6th pin and will make the 7th pin present high voltage and make R41, PL3, LED3 conducting when being higher than the 5th pin.To make the 7th pin present low-voltage when being higher than the 5th pin and make PL3 reduce conducting when the 6th pin reaches, and then make Q1 do interrupted charging.
See also shown in Fig. 1,2,6, Ethernet power supply unit charging device 4 of the present utility model, its input can be for being external to Ethernet power supply unit 40, output then has a charging circuit 41, be connected to cell apparatus 1 and battery 11 thereof by charging circuit electricity 41, form output circuit to battery charge by D6, R46.
In addition, Ethernet power supply unit charging control circuit 5 of the present utility model, mainly the charging voltage as Ethernet power supply unit charging device 4 rises to for example 14V of even charging voltage, and by diode D6 to battery charge, the electric current of deciding of charging is controlled by the circuit that R46, VR1 form.In addition, Ethernet power supply unit charging device 4 of the present utility model more includes one and all fills/floating charge control circuit 42, it all fills for deciding voltage decides the circuit structure of electric current, and the floating charge meeting becomes to being full of with battery and progressively reduce charging current, so for to decide not constant-current circuit structure of voltage, and the U4 circuit is when being set in charging current greater than 1A, and charging voltage is an even charging voltage, when charging current less than 0.8 the time, charging voltage is set at float charge voltage.The charging voltage of output is done unremitting charge function in parallel through diode D6 and solar panels voltage, and D1, D6 all serve as the usefulness that prevents the battery adverse current.
In addition, the utility model more provides an Ethernet power supply unit charging indication 43, when charged state is to be in all to fill then and can indicate by bright lamp; And Ethernet power supply unit power supply indicating circuit 44 is provided, when the Ethernet power supply unit had input, LED will indicate.
When 4 pairs of batteries of Ethernet power supply unit charging device 11 charging, if when solar panels voltage is higher than 14V, then transfer solar panel charging at once, by D1 to battery charge.
The utility model mainly in conjunction with two kinds of different electrical power to battery charge, and can determine
The renewable energy resources with external power supply such as solar panels etc. are preferential main charge power supply, and control charging current, if it is required that external power supply is unable to supply battery charge, then can be at once by the charging that continues as Ethernet power supply unit POE charging circuit, when renewable energy resources charge power supplies such as external power supply solar panels are recovered charge condition, then circuit can be switched by described external power charging, to save energy by the cross complaint device again at once.
The utlity model has following advantage:
1, since battery charging mainly take regeneration energy resource system for preferential, therefore very power saving, carbon row lack.
2, owing to have compound charge power supply, therefore do not have the risk of single power supply dead electricity.
3, the charging of the compound charging source of this case is selected, and determines that by mutual control apparatus switch speed is soon again certain, does not have the problem of delay fully.
4, this case provides an output device, can directly export use for the voltage of external regeneration energy power supply system.
5, the utlity model has too high voltages restriction output circuit, when making the overtension of external power supply, do not export voltage to output device, be subjected to the electric equipment of electricity with protection.
6, the utlity model has the battery polar holding circuit, can prevent battery polar inverse time, damage power-supply system and other equipment.
More than explanation is for the utility model illustrating property just; and it is nonrestrictive; those of ordinary skills understand; in the situation that does not break away from the spirit and scope that following claims limit; can make many modifications; change, or equivalence, but all will fall in the protection domain of the present utility model.
Claims (10)
1. the battery charger of a composite power source is characterized in that, includes:
One cell apparatus, it has a battery;
One power supply input is differentiated and charging circuit, and it is accepted an external power supply and is judged, and comply with judgement to battery charge;
One power source charges control circuit, its voltage of detecting described battery with as comparison and judge promote that described power supply input is differentiated and charging circuit to battery charge whether;
One Ethernet power supply unit charging device, its input can be for being external to the Ethernet power supply unit, and output then has a charging circuit, is electrically connected to described cell apparatus by described charging circuit;
One Ethernet power supply unit charging control circuit makes the charging voltage of Ethernet power supply unit charging device rise to even charging voltage with control;
One cross complaint device, it has the switching device that a driver and is subjected to driver control, described driver is located on described power supply input differentiation and the charging circuit, described switching device then is located on the Ethernet power supply unit charging control circuit, and opening and closing as starting Ethernet power supply unit charging control circuit of described switching device drives the foundation of Ethernet power supply unit charging device to battery charge.
2. the battery charger of a kind of composite power source according to claim 1, it is characterized in that described cross complaint device is an optical coupler, described optical coupler has a luminous element and an optotransistor, described luminous element is as driver, and described optotransistor is as switching device.
3. the battery charger of a kind of composite power source according to claim 1 is characterized in that, described external power supply is from solar panels, wind-driven generator, hydroelectric generator, tital generator or geothermal power generation machine.
4. the battery charger of a kind of composite power source according to claim 1 is characterized in that, described power supply input is differentiated and charging circuit has an input polarity circuit for detecting, and described input polarity circuit for detecting has a diode and connects battery.
5. the battery charger of a kind of composite power source according to claim 1 is characterized in that, described power supply input differentiates and charging circuit has an input voltage circuit for detecting.
6. the battery charger of a kind of composite power source according to claim 1 is characterized in that, described power supply input is differentiated and charging circuit has too high voltages restriction output circuit.
7. the battery charger of a kind of composite power source according to claim 1 is characterized in that, described Ethernet power supply unit charging device more includes one and all fills/the floating charge control circuit.
8. the battery charger of a kind of composite power source according to claim 1 is characterized in that, described cell apparatus has a battery polar protective circuit.
9. the battery charger of a kind of composite power source according to claim 1 is characterized in that, described cell apparatus has cell voltage detecting and output control circuit.
10. the battery charger of a kind of composite power source according to claim 1 is characterized in that, has a diode between described Etherloop power supply unit charging control circuit and described battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201124992U CN201611790U (en) | 2010-02-05 | 2010-02-05 | Battery charger of composite power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201124992U CN201611790U (en) | 2010-02-05 | 2010-02-05 | Battery charger of composite power supply |
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| Publication Number | Publication Date |
|---|---|
| CN201611790U true CN201611790U (en) | 2010-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201124992U Expired - Lifetime CN201611790U (en) | 2010-02-05 | 2010-02-05 | Battery charger of composite power supply |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102738844A (en) * | 2011-04-15 | 2012-10-17 | 郑茂振 | Line-interactive power control system |
| CN102752936A (en) * | 2012-07-13 | 2012-10-24 | 四川川能农业开发有限公司 | Multi-charging mode streetlamp and charging method for same |
| CN102790419A (en) * | 2012-08-24 | 2012-11-21 | 扬州乔恒电子有限公司 | Waterproof breeze charging controller by wind power generation |
-
2010
- 2010-02-05 CN CN2010201124992U patent/CN201611790U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102738844A (en) * | 2011-04-15 | 2012-10-17 | 郑茂振 | Line-interactive power control system |
| CN102752936A (en) * | 2012-07-13 | 2012-10-24 | 四川川能农业开发有限公司 | Multi-charging mode streetlamp and charging method for same |
| CN102752936B (en) * | 2012-07-13 | 2015-09-02 | 四川川能农业开发有限公司 | A kind of street lamp of many charging modes and charging method thereof |
| CN102790419A (en) * | 2012-08-24 | 2012-11-21 | 扬州乔恒电子有限公司 | Waterproof breeze charging controller by wind power generation |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101020 |
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| CX01 | Expiry of patent term |