CN201263083Y - Universal renovation charger for electric vehicle - Google Patents
Universal renovation charger for electric vehicle Download PDFInfo
- Publication number
- CN201263083Y CN201263083Y CNU2008202102315U CN200820210231U CN201263083Y CN 201263083 Y CN201263083 Y CN 201263083Y CN U2008202102315 U CNU2008202102315 U CN U2008202102315U CN 200820210231 U CN200820210231 U CN 200820210231U CN 201263083 Y CN201263083 Y CN 201263083Y
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- circuit
- microprocessor
- voltage
- charger
- output
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- Expired - Fee Related
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a multi-purpose repair charger for an electric motor car, which comprises a shell and a charging circuit (0) set in the shell; the charging circuit (0) can be any of the existing mature charging circuits; one path of the charging circuit (0) is supplied for a voltage stabilizing circuit (3) which supplies power for a microprocessor (1); another path of the charging circuit (0) is connected with a pulse-width control (2); the microprocessor (1) sends a pulse signal to the pulse-width control (2), and the pulse-width control (2) outputs a pulse current and then is connected with an output interface (7); the output interface (7) is connected with a polarity identification circuit (5); the polarity identification circuit (5) outputs a signal to the microprocessor (1) which then outputs a control signal to a polarity control circuit (4); the output interface (7) is connected with a voltage identification circuit (6); and the voltage identification circuit (6) outputs a voltage parameter to the microprocessor (1).
Description
Technical field
The utility model relates to the omnipotent reparation charger of a kind of electric motor car, and particularly a kind of have the automatic identification of accumulator polarity and switching, voltage discern automatically and charging voltage is controlled automatically, and have the omnipotent reparation charger of repair function.
Background technology
Electric car charger in the market mostly is two sections (constant current, constant voltages) or three sections (constant current, constant voltage, trickle) formulas greatly, and the polarity of voltage of its output interface fixes, and the voltage of output is also strict supporting with storage battery.Because charger belongs to high tension apparatus, internal temperature is than higher when charging work, and a lot of users electrical equipment in use occurs overcharging and damage phenomenon.Because the electromobile battery on the market has many kinds of 36V, 48V, 60V, and the different producer of the output interface polarity of voltage of charger is also inconsistent.Therefore the user is when buying new charger, not only require the polarities match of charging inlet strictness and electric motor car charging socket, but also necessarily require the voltage exported also with the storage battery coupling of electric motor car inside, otherwise not that the new charger of buying burns, cause accumulator super-charge to damage (charger voltage of purchase is higher than battery tension) when charging exactly, or undercharge and cause storage battery to owe to fill damage (charger voltage of purchase is lower than battery tension) for a long time.Causing the charger and the unmatched reason of electric motor car of new purchase, is exactly not mark relevant pole symbol and voltage parameter on charging inlet of present electric motor car producer.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of and have the automatic identification of accumulator polarity and switching, voltage discern automatically and charging voltage is controlled automatically, and the omnipotent reparation charger of the electric motor car with repair function, make things convenient for the user to select, very convenient use, small investment, effective.
The technical scheme that realizes above-mentioned purpose is: the utility model comprises the charging circuit of casing and casing inside, described charging circuit is by microprocessor, accumulator polarity identification and commutation circuit, compositions such as battery tension identification and commutation circuit, it is characterized in that: accumulator polarity is discerned the photoelectrical coupler that is connected in series by 2 opposed polarities with commutation circuit, in parallel by current-limiting resistance with storage battery, give microprocessor with the polar signal of sampling, battery tension identification is sampled by the potentiometer in parallel with storage battery with commutation circuit, give the A/D mouth of microprocessor with voltage parameter, automatic voltage control circuit is connected with microprocessor by the triode with the storage battery series connection.
The utility model result of use is good, has the following advantages:
1) no matter the voltage of electromobile battery is that 36V, 48V, 60V all can discern and charge automatically;
2) battery tension polarity positive and negative no matter all can be discerned and correctly charging automatically;
3) the pulse mode charging is adopted in charging, can eliminate the sulfation of accumulator plate, therefore has the repair to storage battery, can prolong storage battery useful life.
Description of drawings
Fig. 1 is the utility model theory diagram
Fig. 2 is the utility model schematic diagram
Fig. 3 is the utility model outside drawing
Embodiment
Shown in Figure 1, be the specific embodiments of the omnipotent reparation charger of the utility model electric motor car, it comprises casing and is arranged on the charging circuit of casing inside (0) that charging circuit (0) is existing ripe arbitrarily charging circuit; Charging circuit (0) one tunnel is given voltage stabilizing circuit (3), and voltage stabilizing circuit (3) is given microprocessor (1) power supply; Another road of charging circuit (0) is connected with pulse width control circuit (2), produces pulse signal by microprocessor (1) and gives pulse width control circuit (2), is connected with output interface (7) behind pulse width control circuit (2) the output pulse current; Output interface (7) is connected with polarity identification circuit (5), outputs signal to microprocessor (1) by polarity identification circuit, gives polarity control circuit (4) by microprocessor (1) output control signal again; Output interface (7) is connected with voltage identification circuit (6), and voltage identification circuit (6) output voltage parameter is given microprocessor (1).
As shown in Figure 2, be described in detail the course of work of the omnipotent reparation charger of the utility model electric motor car, charging circuit (0) output+12V voltage ,+75V voltage and earth connection (GND), behind+12V voltage process the integrated regulator (IC1), give microprocessor (IC2) power supply, the crystal oscillator (CY) that microprocessor (IC2) is external and and electric capacity (C1, C2) the production clock signal that connects, microprocessor (IC2) enters operating state.Microprocessor (IC2) (8 pin are output as low level, and triode (Q2, Q1) all is cut-off state.If user's storage battery of "-" under "+" in output interface (CZ) access, then " 1-2 " of photoelectrical coupler (IC3) end has forward current to flow through conducting, (3) pin output low level of photoelectrical coupler (IC3), microprocessor (IC2) is when (11) pin is low level, (3) the pin output high level of microprocessor, triode (Q5) saturation conduction, relay (J2) adhesive, "+" voltage of storage battery arrives triode (Q1) collector electrode and potentiometer (W) by J2-1, "-" voltage of storage battery to ground connection, is finished a polarity identification process of storage battery by J2-2.Next narrate another process again, if user's storage battery of "+" under "-" in output interface (CZ) access, then " 1-2 " of photoelectrical coupler (IC4) end has forward current to flow through conducting, (3) pin output low level of photoelectrical coupler (IC4), microprocessor (IC2) is when (10) pin is low level, (2) the pin output high level of microprocessor, triode (Q4) saturation conduction, relay (J1) adhesive, "+" voltage of storage battery arrives triode (Q1) collector electrode and potentiometer (W) by J1-1, "-" voltage of storage battery to ground connection, is finished another polarity identification process of storage battery by J1-2.
"+" voltage of storage battery is by relay J 1-1 or relay J 2-1 during to potentiometer (W), send (12) pin of microprocessor (IC2) to by the sampled signal of potentiometer (W) centre cap output battery tension, through the A/D of microprocessor (IC2) (12) pin inside conversion, calculate the voltage of storage battery, if the storage battery that inserts belongs to 36V, then (9) pin of microprocessor (IC2) is exported the high level that time span is 1s, triode (Q3) conducting, " ticking " sound of buzzer (Y) output; If the storage battery that inserts belongs to 48V, then two time spans of (9) pin of microprocessor (IC2) output are 1s, and duty ratio is the high level of 1:1, triode (Q3) conducting, two " ticking " sound of buzzer (Y) output; If the storage battery that inserts belongs to 60V, then three time spans of (9) pin of microprocessor (IC2) output are 1s, and duty ratio is the high level of 1:1, triode (Q3) conducting, three " ticking " sound of buzzer (Y) output are realized the automatic identification of battery tension.After microprocessor (IC2) was finished the voltage identification of storage battery, promptly from the pulse signal of (8) pin output corresponding voltage, the conducting of control triode (Q1, Q2) was exported pulse current and is charged a battery.Carrying out along with charging, the voltage at storage battery two ends raises gradually, the centre cap output voltage of potentiometer (W) also raises, through the A/D of microprocessor (IC2) (12) pin inside conversion, when the voltage that calculates storage battery reached the voltage value that predetermined storage battery is full of, microprocessor (IC2) (8) pin was output as low level, triode (Q1, Q2) ends again, microprocessor (IC2) (13) pin output low level, (LED) is luminous for relay indicating light, finishes charging process.
(7) pin output high level or the low level of microprocessor (IC2), be connected with the control port (KI) of charging circuit (0) from output (3) by photoelectrical coupler (IC5) coupling, can control the output voltage of charging circuit (0), because of control procedure does not belong to the utility model scope, do not do detailed description.
As shown in Figure 3, be provided with relay indicating light (103) in the front portion of shell (102), the left side, rear portion is power input plug (101), and the right side, rear portion is charging output interface (104).
Can realize the different automatic identifications of electromobile battery polarity of 36V, 48V, 60V and switching, voltage are discerned automatically and charging voltage is controlled automatically and have the omnipotent reparation charger of electric motor car of repair function by the utility model, make things convenient for the user to select, very convenient use, small investment, effective.
Claims (5)
1. omnipotent reparation charger of electric motor car, it is characterized in that: comprise casing, with the charging circuit that is arranged on casing inside (0), charging circuit (0) is existing ripe arbitrarily charging circuit: charging circuit (0) a tunnel is given voltage stabilizing circuit (3), and voltage stabilizing circuit (3) is given microprocessor (1) power supply; Another road of charging circuit (0) is connected with pulse width control circuit (2), produce pulse signal by microprocessor (1) and give pulse width control circuit (2), be connected with output interface (7) behind pulse width control circuit (2) the output pulse current: output interface (7) is connected with polarity identification circuit (5), output signal to microprocessor (1) by polarity identification circuit, give polarity control circuit (4) by microprocessor output control signal again; Output interface (7) is connected with voltage identification circuit (6), and voltage identification circuit (6) output voltage parameter is given microprocessor (1).
2. the omnipotent reparation charger of electric motor car as claimed in claim 1 is characterized in that: polarity identification circuit (5) is connected with microprocessor (IC2) by photoelectrical coupler (IC3, IC4), resistance (R4, R5, R9).
3. the omnipotent reparation charger of electric motor car as claimed in claim 1 is characterized in that: polarity control circuit (4) is connected with microprocessor (IC2) by triode (Q4, Q5), resistance (R7, R8), relay (J1, J2).
4. the omnipotent reparation charger of electric motor car as claimed in claim 1 is characterized in that: voltage identification circuit (6) is connected with microprocessor (IC2) by potentiometer (W).
5. the omnipotent reparation charger of electric motor car as claimed in claim 1 is characterized in that: pulse width control circuit (2) is connected with microprocessor (IC2) by triode (Q1, Q2), resistance (R1, R2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202102315U CN201263083Y (en) | 2008-09-21 | 2008-09-21 | Universal renovation charger for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202102315U CN201263083Y (en) | 2008-09-21 | 2008-09-21 | Universal renovation charger for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201263083Y true CN201263083Y (en) | 2009-06-24 |
Family
ID=40809559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202102315U Expired - Fee Related CN201263083Y (en) | 2008-09-21 | 2008-09-21 | Universal renovation charger for electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201263083Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102565602A (en) * | 2010-12-29 | 2012-07-11 | 广东易事特电源股份有限公司 | Solar battery polarity reverse detection circuit |
| CN102593924A (en) * | 2012-03-27 | 2012-07-18 | 鲁东大学 | Charger circuit with automatic polarity identification function |
| CN110380476A (en) * | 2019-07-17 | 2019-10-25 | 闻泰科技(无锡)有限公司 | Charge control method, device, equipment and storage medium |
-
2008
- 2008-09-21 CN CNU2008202102315U patent/CN201263083Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102565602A (en) * | 2010-12-29 | 2012-07-11 | 广东易事特电源股份有限公司 | Solar battery polarity reverse detection circuit |
| CN102593924A (en) * | 2012-03-27 | 2012-07-18 | 鲁东大学 | Charger circuit with automatic polarity identification function |
| CN110380476A (en) * | 2019-07-17 | 2019-10-25 | 闻泰科技(无锡)有限公司 | Charge control method, device, equipment and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090624 Termination date: 20110921 |