CN207304090U - Electric automobile power battery and boosting battery while charging circuit configuration - Google Patents
Electric automobile power battery and boosting battery while charging circuit configuration Download PDFInfo
- Publication number
- CN207304090U CN207304090U CN201721349867.3U CN201721349867U CN207304090U CN 207304090 U CN207304090 U CN 207304090U CN 201721349867 U CN201721349867 U CN 201721349867U CN 207304090 U CN207304090 U CN 207304090U
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- China
- Prior art keywords
- converters
- battery
- charger
- lines
- power battery
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000005611 electricity Effects 0.000 claims description 6
- 230000008092 positive effect Effects 0.000 abstract description 2
- 102100028175 Abasic site processing protein HMCES Human genes 0.000 description 1
- 101001006387 Homo sapiens Abasic site processing protein HMCES Proteins 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
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- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of electric automobile power battery and boosting battery while charging circuit configuration, safety plate is passed sequentially through by boosting battery, D12 circuits are respectively connected to ignition switch and DC converters, ignition switch is also connected to the control terminal of DC converters by diode；Power battery passes sequentially through the contact of relay, D72 circuits are respectively connected to charger and DC converters, and charger and DC converters take back power battery by G1 lines；Charger is also associated with charging socket, the control terminal of DC converters and relay, and relay, DC converters and charger take back boosting battery by G0 lines.The utility model is easy to use, positive effect, and the control terminal of DC converters can be connected to by charger, can make in the case of boosting battery low battery smoothly to power battery charging.
Description
Technical field
A kind of battery charger is the utility model is related to, belongs to electronic circuit field, is specifically a kind of electric powered motor
Battery and boosting battery while charging circuit configuration.
Background technology
New energy electric motor vehicle has two kinds of Battery packs at present, and power battery provides power for high pressure driving parts such as driving motors
Source, boosting battery are lead-acid battery, for vehicle voltage electrically and control system power supply is provided.During charging, boosting battery control
System controls charger to charge for high-pressure system according to signal.Boosting battery can not charge in itself, can only be filled in vehicle traveling
Electricity.When vehicle place too long, when boosting battery electricity is low, cause power battery can not also charge, external charge machine can only be passed through
To boosting battery it is fully charged after charge again.
The content of the invention
In view of the above-mentioned problems of the prior art, the utility model provides a kind of electric automobile power battery and auxiliary electricity
Pond while charging circuit configuration, can efficiently solve can not asking to power battery charging in the case of boosting battery low battery
Topic.
To achieve these goals, the technical solution adopted in the utility model is：A kind of electric automobile power battery with it is auxiliary
Help battery charging circuit configuration at the same time, including the power module being made of boosting battery and power battery, the boosting battery according to
Secondary to be respectively connected to ignition switch and DC converters by safety plate, D12 circuits, the ignition switch is also connected by diode
It is connected to the control terminal of DC converters；The power battery passes sequentially through the contact of relay, D72 circuits are respectively connected to charger
And DC converters, charger and the DC converter take back power battery by G1 lines；The charger is also associated with filling
Electrical outlet, the control terminal and relay main body of DC converters, the relay main body, DC converters and charger pass through G0
Line takes back boosting battery.
Further, 1 mouthful of the charger is connected to D72 lines, and 2 mouthfuls are connected to G1 lines, and 3,4,5 mouthfuls are connected to charging and insert
Mouthful, the cathode of 9 mouthfuls of control terminals for being connected to DC converters and relay；The charger is also associated with temperature sensor,
And charging indicator light, the GND mouths of the charging indicator light are connected to G0 lines.
Further, 1 mouthful of the DC converters is connected to D72 lines, and 2 mouthfuls are connected to G1 lines, and 12V mouthfuls are connected to D12 lines,
GND mouthfuls are connected to G0 lines, and control terminal is respectively connected to the cathode of the anode of diode, 9 mouthfuls of charger and relay.
Further, the charger is also associated with temperature sensor, can monitor the temperature change under charged state, prevents from sending out
Outside business.
Further, the charger is also associated with charging indicator light, can intuitively show just in charged state and be full of
State.
The beneficial effects of the utility model are：The control terminal of DC converters is connected to by charger, can be made in auxiliary electricity
Power battery charging is smoothly given in the case of the low battery of pond.
Brief description of the drawings
Fig. 1 is the utility model circuit structure diagram.
In figure：1st, boosting battery, 2, safety plate, 3, power battery, 4, relay, 5, charger, 6, charging socket, 7, DC
Converter, 8, ignition switch, 9, diode, 10, temperature sensor, 11, charging indicator light.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of electric automobile power battery and boosting battery charging circuit configuration, including by auxiliary electricity at the same time
The power module that pond 1 and power battery 2 form, the boosting battery 1 passes sequentially through safety plate 2, D12 circuits are respectively connected to a little
Fire 8 and DC of switch converters 7, the ignition switch 8 is also connected to the control terminal of DC converters 7 by diode 9；It is described dynamic
Power battery 3 passes sequentially through the contact of relay 4, D72 circuits are respectively connected to charger 5 and DC converters 7, the charger
5 and DC converters 7 take back power battery 3 by G1 lines；The charger 5 is also associated with charging socket 6, DC converters 7
The main body of control terminal and relay 4, main body, DC converters 7 and the charger 5 of the relay 4 are taken back auxiliary by G0 lines
Help battery 1.
Further, 1 mouthful of the charger 5 is connected to D72 lines, and 2 mouthfuls are connected to G1 lines, and 3,4,5 mouthfuls are connected to charging and insert
The cathode of 6,9 mouthfuls of control terminals for being connected to DC converters 7 of mouth and relay 4.
Further, 1 mouthful of the DC converters 7 is connected to D72 lines, and 2 mouthfuls are connected to G1 lines, and 12V mouthfuls are connected to D12
Line, GND mouthfuls are connected to G0 lines, and control terminal is being respectively connected to the anode of diode 9,9 mouthfuls of charger 5 and relay 4 just
Pole.
Further, the charger 5 is also associated with temperature sensor 10, can monitor the temperature change under charged state, prevents
Accident only occurs.
Further, the charger 5 is also associated with charging indicator light 11, and the anode of the charging indicator light 11 passes through G0 lines
Take back to boosting battery 1, can intuitively be shown just in charged state and full state by charging indicator light 11.
The course of work of the utility model is：During not connected external charging power supply, insertion key opens ignition switch 8, auxiliary
1 power supply of battery is helped to export 12V through BW1 lines, safety plate 2, D12 lines, ignition switch 8, CH1 lines to DC converters 7, DC converters 7
Power supply is that electric power supply is boosting battery charging 1 at the same time；When external AC power supply, AC power is accessed by charging interface 6
Charger 5, the 9th interface output 12V power supplys of charger, through CH2 lines, relay 4 to G0 lines forms circuit, inhales relay 4
Close；1st interface output power supply of charger 5 passes through D72 lines, and the contact of relay 4, BW3 lines and G1 lines are power battery
Charging, and provide power supply for DC converters 7；The 9th interface of charger 5 exports 12V power supplys through CH2 lines at the same time, to DC converters
Control mouth 7, DC converters 7 export 12V power supplys through DC12 lines, safety plate 2, BW1 lines, to boosting battery 1, realize power battery
3 charge at the same time with boosting battery 1.
In conclusion the utility model is easy to use, positive effect, can be connected to the control of DC converters by charger
End, can make in the case of boosting battery low battery smoothly to power battery charging；At the same time add temperature sensor and
Charging indicator light, can monitor the temperature change under charged state, prevent accident, and can be intuitively by charging indicator light
Show just in charged state and full state.
Claims (5)
1. a kind of electric automobile power battery and boosting battery while charging circuit configuration, it is characterised in that including by auxiliary electricity
Pond（1）And power battery（3）The power module of composition, the boosting battery（1）Pass sequentially through safety plate（2）, D12 circuits difference
It is connected to ignition switch（8）And DC converters（7）, the ignition switch（8）Also pass through diode（9）It is connected to DC converters
（7）Control terminal；The power battery（3）Pass sequentially through relay（4）Contact, D72 circuits be respectively connected to charger（5）
And DC converters（7）, the charger（5）And DC converters（7）Power battery is taken back by G1 lines（3）；The charging
Machine（5）It is also associated with charging socket（6）, DC converters（7）Control terminal and relay（4）Main body, the relay（4）
Main body, DC converters（7）And charger（5）Boosting battery is taken back by G0 lines（1）.
2. a kind of electric automobile power battery according to claim 1 and boosting battery while charging circuit configuration, it is special
Sign is, the charger（5）1 mouthful be connected to D72 lines, 2 mouthfuls are connected to G1 lines, and 3,4,5 mouthfuls are connected to charging socket（6）, 9
Mouth is connected to DC converters（7）Control terminal and relay（4）Cathode.
3. a kind of electric automobile power battery according to claim 1 and boosting battery while charging circuit configuration, it is special
Sign is, the DC converters（7）1 mouthful be connected to D72 lines, 2 mouthfuls are connected to G1 lines, and 12V mouthfuls are connected to D12 lines, GND mouthfuls
G0 lines are connected to, control terminal is respectively connected to diode（9）Anode, charger（5）9 mouthfuls and relay（4）Cathode.
4. a kind of electric automobile power battery according to claim 1 or 2 and boosting battery while charging circuit configuration, its
It is characterized in that, the charger（5）It is also associated with temperature sensor（10）.
5. a kind of electric automobile power battery according to claim 1 or 2 and boosting battery while charging circuit configuration, its
It is characterized in that, the charger（5）It is also associated with charging indicator light（11）, the charging indicator light（11）Anode pass through G0 lines
Take back to boosting battery（1）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721349867.3U CN207304090U (en) | 2017-10-19 | 2017-10-19 | Electric automobile power battery and boosting battery while charging circuit configuration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721349867.3U CN207304090U (en) | 2017-10-19 | 2017-10-19 | Electric automobile power battery and boosting battery while charging circuit configuration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207304090U true CN207304090U (en) | 2018-05-01 |
Family
ID=62272745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721349867.3U Expired - Fee Related CN207304090U (en) | 2017-10-19 | 2017-10-19 | Electric automobile power battery and boosting battery while charging circuit configuration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207304090U (en) |
-
2017
- 2017-10-19 CN CN201721349867.3U patent/CN207304090U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180501 |