CN207173332U - A kind of battery of electric vehicle group string and built-up circuit - Google Patents
A kind of battery of electric vehicle group string and built-up circuit Download PDFInfo
- Publication number
- CN207173332U CN207173332U CN201721073031.5U CN201721073031U CN207173332U CN 207173332 U CN207173332 U CN 207173332U CN 201721073031 U CN201721073031 U CN 201721073031U CN 207173332 U CN207173332 U CN 207173332U
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- China
- Prior art keywords
- circuit
- battery
- pin
- plug
- short
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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 1
- 238000009335 monocropping Methods 0.000 claims 1
- 239000002253 acid Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Landscapes
- 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 battery of electric vehicle group string and built-up circuit, including charger output plug P3, short-circuit plug P2 and electric car charge port socket P1, during charging, charger output plug P3 is connected with electric car charge port socket P1, and battery is in charged in parallel state；In use, short-circuit plug P2 is connected with electric car charge port P1, to be connected in series mode, the utility model is charged as charged in parallel mode, 60V20Ah battery packs are charged using the stage modes of 12V15A tri-, and circuit uses the efficient self-adapted PWM controllers of OB2201, and switching tube works in Sofe Switch state.It is charged in parallel mode when electric car charges.Due to taking charged in parallel mode, the voltage that each battery is got is identical, voltage unbalanced phenomena between battery when avoiding charging.Extend battery.
Description
Technical field
A kind of built-up circuit is the utility model is related to, specifically a kind of battery of electric vehicle group string and built-up circuit.
Background technology
Electric vehicle energy comes from lead-acid battery group, and the service life of lead-acid battery group directly influences vehicle performance.
Electric car reaches required voltage using 12V with capacity batteries series connection, because cell is by material, environment
The influence of the reasons such as temperature, itself internal resistance, in actual charging process, it is impossible to ensure the harmony of battery voltage divider, easily cause list
Batteries overcharge, and other cell voltages do not increase, and have influence on service life.
If in charging process, battery pack each unit carries out charged in parallel, can solve the irregular situation of battery voltage divider, protect
The uniformity that battery is full of rear voltage is demonstrate,proved, extends battery.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of battery of electric vehicle group string and built-up circuit, to solve to carry on the back
The problem of being mentioned in scape technology.
To achieve the above object, the utility model provides following technical scheme：
A kind of battery of electric vehicle group string and built-up circuit, including charger output plug P3, short-circuit plug P2 and electric car
Charge port socket P1, during charging, charger output plug P3 is connected with electric car charge port socket P1, and battery is in charged in parallel
State；In use, short-circuit plug P2 is connected with electric car charge port P1, to be connected in series mode.
As preferred scheme of the present utility model：The charger output plug P3 is 10 core terminals, output plug P3's
1st, 3,5,7,9 pin are short-circuit condition, are connected with output Schottky D2 negative poles and are used as charger output cathode, plug 2,4,6,8,10
Pin is short-circuit condition, is connected with Q1 drain electrodes, as charger output negative pole.
As preferred scheme of the present utility model：2 pin of the short-circuit plug P2 are to 3 pin, 4 pin to 5 pin, 6 pin to 7 pin, 8
Pin uses short circuit manner to 9 pin, during electric car charge port socket P1 connections, to be connected in series mode between battery.
As preferred scheme of the present utility model：1,3,5,7, the 9 pin positive polaritys short circuit of the charger output plug P3；
2nd, 4,6,8,10 pin negative polarity short circuit, it is simultaneously gang mould between battery when charger output plug P3 is connected with electrombile socket P1
Formula.
Compared with prior art, the beneficial effects of the utility model are：The utility model is charged as charged in parallel mode,
60V20Ah battery packs are charged using the stage modes of 12V15A tri-, and circuit uses the efficient self-adapted PWM controllers of OB2201, switching tube
Work in Sofe Switch state.It is charged in parallel mode when electric car charges.Due to taking charged in parallel mode, each battery divides
The voltage obtained is identical, voltage unbalanced phenomena between battery when avoiding charging.Extend battery.
Brief description of the drawings
Fig. 1 is electric car charge port socket and plug schematic diagram；
Fig. 2 is socket and electric car charger output line connection diagram；
Fig. 3 is charger framework and export head connection signal.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, a kind of battery of electric vehicle group string and built-up circuit, including charger output plug P3, short-circuit plug
P2 and electric car charge port socket P1, during charging, charger output plug P3 is connected with electric car charge port socket P1, at battery
In charged in parallel state；In use, short-circuit plug P2 is connected with electric car charge port P1, to be connected in series mode.
Charger output plug P3 is 10 core terminals, and output plug P3 1,3,5,7,9 pin are short-circuit condition, with exporting Xiao
Special base D2 negative poles, which are connected, is used as charger output cathode, and the pin of plug 2,4,6,8,10 is short-circuit condition, is connected with Q1 drain electrodes, as
Charger output negative pole.
Short-circuit plug P2 2 pin use short circuit manner to 7 pin, 8 pin to 5 pin, 6 pin to 3 pin, 4 pin to 9 pin, and electric car fills
It is to be connected in series mode during the P1 connections of power port socket, between battery.
Charger output plug P3 1,3,5,7,9 pin positive polaritys short circuit；2nd, 4,6,8,10 pin negative polarity short circuit, works as charging
It is paralleling model when device output plug P3 is connected with electrombile socket P1, between battery.
Operation principle of the present utility model is：1. being charged as charged in parallel mode, 60V20Ah battery packs use 12V15A tri-
Stage mode charges, and circuit uses the efficient self-adapted PWM controllers of OB2201, and switching tube works in Sofe Switch state.
It is charged in parallel mode 2. electric car charges.
3. Fig. 3 shows, charger output plug is 10 core plugs (P3), and the pin of plug 1,3,5,7,9 is short-circuit condition, with output
Schottky D2 negative poles, which are connected, is used as charger output cathode；The pin of plug 2,4,6,8,10 is short-circuit condition, is connected with Q1 drain electrodes, makees
For charger output negative pole.
4. during charging, charger output plug P3 is connected with electric car charge port P1, and battery is in charged in parallel state.Fill
Piezoelectric voltage is up to 14.9V.
5. due to taking charged in parallel mode, the voltage that each battery is got is identical, voltage between battery when avoiding charging
Unbalanced phenomena.Extend battery.
6. it is to be connected in series mode during electric car normal use.
7. as Fig. 1 shows, P2 is short-circuit plug, its 2 pin to 3 pin, 4 pin to 5 pin, 6 pin to 7 pin, 8 pin to the short circuit of 9 pin, it is electronic
During car normal use, plug P2 is connected with electric car charge port P1, and the pin of port 1 is 60V to 10 pin output voltages, is made for vehicle
With.
8. selecting plug or charger during user's use according to need, failure will not be caused because of maloperation.
Claims (4)
1. a kind of battery of electric vehicle group string and built-up circuit, including charger output plug P3, short-circuit plug P2 and electric car fill
Power port socket P1, it is characterised in that during charging, charger output plug P3 is connected with electric car charge port socket P1, at battery
In charged in parallel state；In use, short-circuit plug P2 is connected with electric car charge port P1, to be connected in series mode.
2. a kind of battery of electric vehicle group string according to claim 1 and built-up circuit, it is characterised in that the charger is defeated
It is 10 core terminals to go out plug P3, and output plug P3 1,3,5,7,9 pin are short-circuit condition, with exporting Schottky D2 negative pole phase continuous croppings
For charger output cathode, the pin of plug 2,4,6,8,10 is short-circuit condition, is connected with Q1 drain electrodes, as charger output negative pole.
3. a kind of battery of electric vehicle group string according to claim 1 and built-up circuit, it is characterised in that the short-circuit plug
P2 2 pin use short circuit manner to 3 pin, 4 pin to 5 pin, 6 pin to 7 pin, 8 pin to 9 pin, during electric car charge port socket P1 connections,
It is to be connected in series mode between battery.
4. a kind of battery of electric vehicle group string according to claim 1 and built-up circuit, it is characterised in that the charger is defeated
Go out plug P3 1,3,5,7,9 pin positive polaritys short circuit；2nd, 4,6,8,10 pin negative polarity short circuit, as charger output plug P3 and electricity
It is paralleling model between battery during the P1 connections of motor-car socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721073031.5U CN207173332U (en) | 2017-08-25 | 2017-08-25 | A kind of battery of electric vehicle group string and built-up circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721073031.5U CN207173332U (en) | 2017-08-25 | 2017-08-25 | A kind of battery of electric vehicle group string and built-up circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207173332U true CN207173332U (en) | 2018-04-03 |
Family
ID=61739009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721073031.5U Expired - Fee Related CN207173332U (en) | 2017-08-25 | 2017-08-25 | A kind of battery of electric vehicle group string and built-up circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207173332U (en) |
-
2017
- 2017-08-25 CN CN201721073031.5U patent/CN207173332U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180403 |