CN203368008U - Solar fan circuit with function of charge and discharge protection - Google Patents
Solar fan circuit with function of charge and discharge protection Download PDFInfo
- Publication number
- CN203368008U CN203368008U CN 201320328752 CN201320328752U CN203368008U CN 203368008 U CN203368008 U CN 203368008U CN 201320328752 CN201320328752 CN 201320328752 CN 201320328752 U CN201320328752 U CN 201320328752U CN 203368008 U CN203368008 U CN 203368008U
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- circuit
- storage battery
- fan
- relay
- charge
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a solar fan circuit with a function of charge and discharge protection. The solar fan circuit comprises a solar photovoltaic panel, a storage battery and a fan. The solar photovoltaic panel is connected with the storage battery and used for charging the same. The storage battery is connected with and provides power for the fan. An over-charge protection circuit is arranged between the solar photovoltaic panel and an anode of the storage battery. An over-discharge protection circuit is arranged between the anode of the storage battery and the fan. A solar fan circuit in the prior art tends to cause polarization of a storage battery and damage of equipment when charge voltage is excessively high or discharge voltage is excessively low. The storage battery and circuit equipment can be protected during charging and discharging of the solar fan circuit with the function of charge and discharge protection so as to prevent equipment damage.
Description
Technical field
The utility model relates to electronic circuit, particularly a kind of circuit of the solar fan with charge and discharge protecting.
Background technology
Solar fan main circuit of the prior art will comprise solar opto-electronic board, storage battery and three parts of fan, by solar opto-electronic board, storage battery charged, and by storage battery, be the fan power supply.The patent that application number as open as China is 201120096303.X, the extremely simple and energy-conserving and environment-protective of its structure, but solar opto-electronic board to the discharge process of charge in batteries and storage battery in or produce brownout or too high problem.When charging voltage is too high or too low, the polarization of storage battery and the damage of equipment can will be caused.
The utility model content
Problem to be solved in the utility model is to provide a kind of circuit of the solar fan with charge and discharge protecting, and in the charge and discharge process of solar fan, protection storage battery and circuit arrangement, prevent device damage.
In order to solve the problems of the technologies described above; the utility model adopts following technical scheme: a kind of circuit of the solar fan with charge and discharge protecting; comprise solar opto-electronic board, storage battery and fan; described solar opto-electronic board connects described storage battery charging; described storage battery connects described fan provides electric energy; be provided with overcharge protection circuit between described solar opto-electronic board and battery positive voltage, between described battery positive voltage and fan, be provided with over-discharge protection circuit.Guaranteed the normal operation of solar fan in accumulator charging/discharging process by arranging of overcharge protection circuit and over-discharge protection circuit, avoided because discharging and recharging excessive the cause polarization of storage battery and the damage of electronic equipment.
As preferably, described overcharge protection circuit comprises and overcharges comparison circuit and overcharge control circuit, and the described input that overcharges comparison circuit connects the positive pole of storage battery, and the output that overcharges comparison circuit connects and overcharges control circuit.In charging process, judge that by overcharging comparison circuit whether battery tension is too high at once, if too high, by overcharging control circuit, control, stop the charging of storage battery.
As preferably, the described control circuit that overcharges comprises triode, described transistor emitter ground connection, the coil that is connected the first relay between the positive pole of collector electrode and storage battery, and coils from parallel connection of coils one fly-wheel diode of described the first relay, the negative pole of described fly-wheel diode connects the positive pole of storage battery, and the coil of described the first relay also in parallel one overcharges indicating circuit, and the contact of described the first relay connects one and stops filling indicating circuit.When overcharging comparison circuit judgement accumulator super-charge, overcharge indicating circuit reminding user battery tension too high, while the first relay coil obtains electric, and the first relay contact obtains electric beating to filling indicating circuit, cuts off the circuit of charge in batteries simultaneously, the protection storage battery.Described fly-wheel diode is protected the first relay in the situation that overcharge the indicating circuit short circuit, prevents that the first relay from burning out.
As preferably, described over-discharge protection circuit comprised putting comparison circuit and crossing puts control circuit, and described mistake is put the positive pole that the comparison circuit input connects storage battery, and the output that described mistake is put comparison circuit connected puts control circuit.In discharge process, put comparison circuit by mistake and judge that whether battery tension is too low at once, put control circuit if too low by mistake and control, cut off fan circuit, stop, for the fan power supply, preventing that fan from damaging.
As preferably, described mistake is put control circuit and is comprised triode, described transistor emitter ground connection, the coil that is connected the second relay between the positive pole of collector electrode and storage battery, and coils from parallel connection of coils one fly-wheel diode of described the second relay, the negative pole of described fly-wheel diode connects the positive pole of storage battery, and the coil of described the second relay also in parallel one is put indicating circuit excessively, the contact of described the second relay connects the fan branch road, and series connection one normal indicating circuit on described fan branch road.Served as and put comparison circuit judgement storage battery and cross while putting, crossed that to put indicating circuit reminding user battery tension too low, the second relay coil obtains electricly simultaneously, and the second relay contact obtains electric disconnection fan branch road.Described fly-wheel diode is protected the second relay in the situation that overcharge the indicating circuit short circuit, prevents that the second relay from burning out.
As preferably, described overcharge indicating circuit and cross put indicating circuit and include a resistance and light-emitting diode, an end of the anodal contact resistance of described light-emitting diode, the collector electrode of negative pole connecting triode, the other end of described resistance connects the positive pole of storage battery.Point out the user the present situation by lumination of light emitting diode.
As preferably, describedly stop filling indicating circuit and normal indicating circuit includes resistance and light-emitting diode, the positive pole of described Light-Emitting Diode is connected with resistance, described light-emitting diode minus earth.Point out the user the present situation by lumination of light emitting diode.
As preferably, the described resistance that stops filling indicating circuit connects the contact of the first relay, and the resistance of described normal indicating circuit connects the contact of the second relay.The first relay contact is beaten and has not only been stopped the charging to storage battery when stopping charging circuit, and reminds to the user.When circuit works, normal indicating circuit is luminous, in the situation that discharge and recharge, occurs that abnormal the second relay contact disconnects protective circuit, reminds the user simultaneously.
As preferably, the described battery positive voltage fuse of connecting.Prevent from overcharging storage battery is burnt out.
After adopting technique scheme, the utlity model has following advantage:
Whether have and overcharge or cross the situation of putting by overcharging comparison circuit and crossing the decision circuitry put comparison circuit, and put control circuit protection fan apparatus and storage battery by overcharging accordingly control circuit and crossing.And be provided with in circuit and overcharge indicating circuit, cross and put indicating circuit, stop filling indicating circuit and normal indicating circuit, reminding user the present situation, so that the user deals with in time.
The accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further:
Fig. 1 is the utility model circuit interconnect pattern.
Embodiment
As shown in Figure 1; a kind of circuit of the solar fan with charge and discharge protecting; comprise solar opto-electronic board, storage battery 1 and fan 2; described solar opto-electronic board connects described storage battery 1 charging; described storage battery 1 connects described fan 2 provides electric energy, described storage battery 1 anodal series connection one fuse F1.Be provided with overcharge protection circuit between described solar opto-electronic board and storage battery 1 positive pole, between described storage battery 1 positive pole and fan 2, be provided with over-discharge protection circuit.Guaranteed the normal operation of solar fan in accumulator charging/discharging process by arranging of overcharge protection circuit and over-discharge protection circuit, avoided because discharging and recharging excessive the cause polarization of storage battery and the damage of electronic equipment.
Described overcharge protection circuit comprises and overcharges comparison circuit and overcharge control circuit, and the described input that overcharges comparison circuit connects the positive pole of storage battery 1, and the output that overcharges comparison circuit connects and overcharges control circuit.The described control circuit that overcharges comprises triode BT1, described triode BT1 grounded emitter, the coil that is connected the first relay J 1 between the positive pole of collector electrode and storage battery 1, and coils from parallel connection of coils one sustained diode 1 of described the first relay J 1, the negative pole of described sustained diode 1 connects the positive pole of storage battery 1, and the coil of described the first relay J 1 also in parallel one overcharges indicating circuit, the contact J1-1 of described the first relay connects one and stops filling indicating circuit.Described sustained diode 1 is protected the first relay J 1 in the situation that overcharge the indicating circuit short circuit, prevents that the first relay J 1 from burning out.
Described over-discharge protection circuit comprised putting comparison circuit and crossing puts control circuit, and described mistake is put the positive pole that the comparison circuit input connects storage battery 1, and the output that described mistake is put comparison circuit connected puts control circuit.Described mistake is put control circuit and is comprised triode BT2, described triode BT2 grounded emitter, the coil that is connected the second relay J 2 between the positive pole of collector electrode and storage battery 1, and coils from parallel connection of coils one sustained diode 2 of described the second relay J 2, the negative pole of described sustained diode 2 connects the positive pole of storage battery 1, and the coil of described the second relay J 2 also in parallel one is put indicating circuit excessively, the contact J2-1 of described the second relay connects fan 2 branch roads, and series connection one normal indicating circuit on described fan 2 branch roads.Described sustained diode 2 is protected the second relay J 2 in the situation that overcharge the indicating circuit short circuit, prevents that the second relay J 2 from burning out.
In the present embodiment, described overcharge indicating circuit and cross put indicating circuit and include a resistance and light-emitting diode, one end of the anodal contact resistance of described light-emitting diode, the collector electrode of negative pole connecting triode, the other end of described resistance connects the positive pole of storage battery 1.
In the present embodiment, describedly stop filling indicating circuit and normal indicating circuit includes resistance and light-emitting diode, the positive pole of described Light-Emitting Diode is connected with resistance, described light-emitting diode minus earth.
The described resistance that stops filling indicating circuit connects the contact J1-1 of the first relay, and the resistance of described normal indicating circuit connects the contact J2-1 of the second relay.
Operation principle:
When charging; first by overcharging comparison circuit, judge that whether storage battery 1 voltage is too high; when overcharging comparison circuit judgement storage battery 1 and overcharge; overcharge indicating circuit reminding user storage battery 1 overtension; the first relay J 1 coil obtains electric simultaneously; the first relay contact J1-1 obtains electric beating to filling indicating circuit, cuts off the circuit of storage battery 1 charging simultaneously, protection storage battery 1.
When electric discharge, first by crossing, to put comparison circuit judgement storage battery 1 voltage be enough too low, served as to put comparison circuit judgement storage battery 1 and cross while putting, and crosses and put indicating circuit reminding user storage battery 1 brownout, while the second relay J 2 coils obtain electric, and the second relay contact J2-1 obtains electric disconnection fan branch road.
In the situation that normally discharge and recharge, by storage battery 1, directly to the fan power supply, simultaneously normal indicating circuit bright light shows.
The utility model is protected storage battery and circuit in the charge and discharge process of solar fan, prevents device damage.
Except above preferred embodiment, the utility model also has other execution mode, those skilled in the art can make various changes and distortion according to the utility model, only otherwise break away from spirit of the present utility model, all should belong to the defined scope of the utility model claims.
Claims (9)
1. the circuit of the solar fan with charge and discharge protecting; comprise solar opto-electronic board, storage battery (1) and fan (2); described solar opto-electronic board connects described storage battery (1) charging; described storage battery (1) connects described fan (2) provides electric energy; it is characterized in that: be provided with overcharge protection circuit between described solar opto-electronic board and storage battery (1) positive pole, between described storage battery (1) positive pole and fan (2), be provided with over-discharge protection circuit.
2. the circuit of the solar fan with charge and discharge protecting according to claim 1; it is characterized in that: described overcharge protection circuit comprises and overcharges comparison circuit and overcharge control circuit; the described input that overcharges comparison circuit connects the positive pole of storage battery (1), and the output connection that overcharges comparison circuit overcharges control circuit.
3. the circuit of the solar fan with charge and discharge protecting according to claim 2, it is characterized in that: the described control circuit that overcharges comprises triode (BT1), described triode (BT1) grounded emitter, the coil that is connected the first relay (J1) between the positive pole of collector electrode and storage battery (1), and coils from parallel connection of coils one fly-wheel diode (D1) of described the first relay (J1), the negative pole of described fly-wheel diode (D1) connects the positive pole of storage battery (1), and the coil of described the first relay (J1) also in parallel one overcharges indicating circuit, the contact of described the first relay (J1-1) connects stops filling indicating circuit.
4. the circuit of the solar fan with charge and discharge protecting according to claim 3; it is characterized in that: described over-discharge protection circuit comprised putting comparison circuit and crossing puts control circuit; described mistake is put the positive pole that the comparison circuit input connects storage battery (1), and the output that described mistake is put comparison circuit connected puts control circuit.
5. the circuit of the solar fan with charge and discharge protecting according to claim 4, it is characterized in that: described mistake is put control circuit and is comprised triode (BT2), described triode (BT2) grounded emitter, the coil that is connected the second relay (J2) between the positive pole of collector electrode and storage battery (1), and coils from parallel connection of coils one fly-wheel diode (D2) of described the second relay (J2), the negative pole of described fly-wheel diode (D2) connects the positive pole of storage battery (1), and the coil of described the second relay (J2) also in parallel one is put indicating circuit excessively, the contact of described the second relay (J2-1) connects fan (2) branch road, and series connection one normal indicating circuit on described fan (2) branch road.
6. the circuit of the solar fan with charge and discharge protecting according to claim 5; it is characterized in that: described overcharge indicating circuit and cross put indicating circuit and include a resistance and light-emitting diode; one end of the anodal contact resistance of described light-emitting diode; the collector electrode of negative pole connecting triode, the other end of described resistance connects the positive pole of storage battery (1).
7. the circuit of the solar fan with charge and discharge protecting according to claim 5; it is characterized in that: describedly stop filling indicating circuit and normal indicating circuit includes resistance and light-emitting diode; the positive pole of described Light-Emitting Diode is connected with resistance, described light-emitting diode minus earth.
8. the circuit of the solar fan with charge and discharge protecting according to claim 7; it is characterized in that: the described resistance that stops filling indicating circuit connects the contact (J1-1) of the first relay, and the resistance of described normal indicating circuit connects the contact (J2-1) of the second relay.
9. the circuit of the solar fan with charge and discharge protecting according to claim 1, is characterized in that: the anodal series connection of described storage battery (1) one fuse (F1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320328752 CN203368008U (en) | 2013-06-06 | 2013-06-06 | Solar fan circuit with function of charge and discharge protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320328752 CN203368008U (en) | 2013-06-06 | 2013-06-06 | Solar fan circuit with function of charge and discharge protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203368008U true CN203368008U (en) | 2013-12-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320328752 Expired - Lifetime CN203368008U (en) | 2013-06-06 | 2013-06-06 | Solar fan circuit with function of charge and discharge protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203368008U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103311989A (en) * | 2013-06-06 | 2013-09-18 | 浙江宏阳新能源科技有限公司 | Solar fan circuit with function of charge and discharge protection |
| CN107465971A (en) * | 2017-07-18 | 2017-12-12 | 歌尔股份有限公司 | Chargeable earphone |
-
2013
- 2013-06-06 CN CN 201320328752 patent/CN203368008U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103311989A (en) * | 2013-06-06 | 2013-09-18 | 浙江宏阳新能源科技有限公司 | Solar fan circuit with function of charge and discharge protection |
| CN107465971A (en) * | 2017-07-18 | 2017-12-12 | 歌尔股份有限公司 | Chargeable earphone |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 314200 No. 138, Caoqiao South Road, Caoqiao street, Pinghu City, Jiaxing City, Zhejiang Province Patentee after: Zhejiang Hongyang New Energy Technology Co.,Ltd. Address before: 314200 No.138, Caoqiao South Road, Pinghu City, Jiaxing City, Zhejiang Province Patentee before: MACRO-SOLAR TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131225 |
|
| CX01 | Expiry of patent term |