CN206321427U - A kind of battery sampling Board Test System - Google Patents
A kind of battery sampling Board Test System Download PDFInfo
- Publication number
- CN206321427U CN206321427U CN201621358481.4U CN201621358481U CN206321427U CN 206321427 U CN206321427 U CN 206321427U CN 201621358481 U CN201621358481 U CN 201621358481U CN 206321427 U CN206321427 U CN 206321427U
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- CN
- China
- Prior art keywords
- sampling
- battery
- power supply
- test
- battery sampling
- Prior art date
- 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.)
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Abstract
The utility model discloses a kind of battery sampling Board Test System, comprising：Some test cells, each test cell is included：DC power supply, anti-reverse diode, DC/DC insulating power supply modules, described DC power supply is the external dc power of test system, cathode output end connects anti-reverse diode anode, and anti-reverse diode cathode is connected with DC/DC insulating power supply module inputs；The integrated conversion chip of power supply, its input connection DC/DC insulating power supply module output ends；Sampling test interface, its input connection integrated conversion chip output end of power supply, and described sampling test interface are connected with battery sampling plate.The utility model includes simulated battery potential circuit and includes each functional test information, installation occupies little space, circuit it is simple and practical be easily achieved, test time used time short, highly reliable, and has certain cost advantage.
Description
Technical field
The utility model is related to for battery sampling board test apparatus technical field, and more particularly to a kind of battery sampling plate is surveyed
Test system.
Background technology
At present, the kernel component of electric automobile is electrokinetic cell system, and the kernel component of electrokinetic cell system is
Battery management system, abbreviation BMS.Battery management system is divided into master control borad and from control plate i.e. battery sampling plate, and battery sampling plate is related to
And the function of arriving includes battery voltage sampling, battery balanced, SPI isolation communication, temperature acquisition, power circuit, Single-chip Controlling
And CAN communication etc..
In order to ensure the reliability of battery management system battery sampling plate function, after battery sampling plate paster, loaded on electricity
Before cell system, it is necessary to institute's functional test is carried out to it.Because the function of each battery sampling plate is different, Ji Husuo
There is battery sampling board test tooling device to be required for customization, space needed for equipment is big, equipment cost is high, will after device fails
Supplier is waited to solve, required time is long.
Utility model content
The purpose of this utility model is to provide a kind of battery sampling Board Test System, includes simulated battery potential circuit and interior
Containing each functional test information, installation occupies little space, circuit it is simple and practical be easily achieved, to test time used time short, highly reliable,
And with certain cost advantage.
In order to realize the above object the utility model is achieved through the following technical solutions：
A kind of battery sampling Board Test System, is characterized in, comprising：Some test cells, each described test cell
Comprising：
DC power supply, anti-reverse diode, DC/DC insulating power supply modules, described DC power supply are test
The external dc power of system, cathode output end connects anti-reverse diode anode, and anti-reverse diode cathode is isolated with DC/DC
Power module input is connected；
The integrated conversion chip of power supply, its input connection DC/DC insulating power supply module output ends；
Sampling test interface, its input connection integrated conversion chip output end of power supply, and described sampling test interface
It is connected with battery sampling plate.
Described test cell is also included：
Shunt capacitance, switch, its one end are connected to the output end of the integrated conversion chip of power supply, and described switch is another
One end connection sampling test interface.
Described switch connection current-limiting resistance and light emitting diode, and be connected with corresponding sampling test interface.
Described battery sampling plate includes a battery sampling interface, and described sampling test interface is connected by battery sampling
Wire harness is connected with the battery sampling interface on battery sampling plate.
The battery sampling Board Test System also includes a man-machine interaction unit, and it is connected with battery sampling plate.
Described man-machine interaction unit is included：Magnitude of voltage display module, battery balanced feedback indicator lamp and temperature show mould
Block.
Described battery sampling plate also includes a power source communications interface, and described man-machine interaction unit passes through CAN connecting lines
Beam is connected with the power source communications interface on battery sampling plate.
The utility model compared with prior art, with advantages below：
The utility model install occupy little space, circuit it is simple and practical be easily achieved, short, reliability of testing time used time
By force, and with certain cost advantage
Brief description of the drawings
Fig. 1 is a kind of structural representation of battery sampling Board Test System of the utility model.
Embodiment
Below in conjunction with accompanying drawing, by describing a preferably specific embodiment in detail, the utility model is done and further explained
State.
As shown in figure 1, a kind of battery sampling Board Test System, comprising some test cells, in each test cell
5V DC power supplies 3 are the external dc power of test system 1, and cathode output end connects the anti-reverse anode of diode 5, counnter attack
Connect the negative electrode of diode 5 and be connected that there is provided 5V DC voltages with the small-power DC/DC insulating power supplies module 6 on test cell.
Low power DC/DC insulating power supplies module 6 on test cell is 1W for power, and input is isolated with output end
5V turn 5V DC/DC power modules, the direct voltage source ground inputs of 4 connection small-power DC/DC insulating power supplies modules 6, small work(
The output ground 13 of rate DC/DC insulating power supplies module 6 is the negative pole Cell0 of the string battery of simulated battery group first, by that analogy.Direct current
4 13 it is not electrically connected with the output of DC/DC insulating power supplies module 6 voltage source, it is completely isolated.Small-power DC/DC isolates
Power module 6 does not support no-load condition, therefore the output end shunt load resistance 7 of small-power DC/DC insulating power supplies module 6.
The output end of small-power DC/DC insulating power supplies module 6 on test cell connects the defeated of the integrated conversion chip 8 of power supply
Enter end, the integrated output of the conversion chip 8 3.3V DC voltage simulated battery voltages of power supply.The output end of the integrated conversion chip 8 of power supply
Shunt capacitance 9 in parallel, plays filter action.
The switch 10 of test cell is manual mechanical switch, and adhesive is that corresponding simulated battery potential circuit may be selected, and is had
3.3V voltage outputs.When the battery strings number that battery sampling plate 14 is gathered is less than 12 string, the switch 10 of respective channel is disconnected,
Shunt capacitance 9, switch 10, its one end is connected to the output end of the integrated conversion chip 8 of power supply, and described switch 10 is another
End connection sampling test interface 2.
Corresponding limit on corresponding simulation cell voltage circuit 10 adhesives of corresponding switch of test cell, test fixture 1
Leakage resistance 11 and the built-up circuit loop of light emitting diode 12, light emitting diode 12 are lighted, and are used as feedback indicator lamp.
Sampling test interface 2 on test cell passes through the battery on battery sampling rat tail 29 and battery sampling plate 14
Sampling Interface 15 is connected, and is that the battery sampling circuit 16 and battery equalizing circuit 17 on battery sampling plate 14 provide simulated battery
Voltage, the simulated battery information of voltage and equalization information collected sends MCU governor circuits to by SPI communication isolation circuit 18
23, handle the magnitude of voltage uploaded to again by CAN rat tails 32 on man-machine interaction unit 25 by CAN communication circuit 24 and show
Module 26 and battery balanced feedback indicator lamp 27.Man-machine interaction unit 25 passes through on CAN rat tails and battery sampling plate 14
Power source communications interface 21 is connected.
Temperature sampling circuit on temperature interface 19 on the connection battery sampling of temp probe 30 plate 14, battery sampling plate 14
Collecting temperature information, handles by CAN communication circuit 24 and is uploaded to again by CAN rat tails 32 on man-machine interaction unit 25
Temperature display module 28.
The connection external dc power of electric power connection line beam 12 provides power circuit of the 12V dc sources to battery sampling plate 14
22, it is that battery sampling plate 14 is powered.
In summary, a kind of battery sampling Board Test System of the utility model, test fixture includes simulated battery voltage electricity
Road simultaneously includes each functional test information, installation occupies little space, circuit it is simple and practical be easily achieved, to test time used time short, can
It is strong by property, and with certain cost advantage.
Although content of the present utility model is discussed in detail by above preferred embodiment, but it should be appreciated that on
The description stated is not considered as to limitation of the present utility model.After those skilled in the art have read the above, for
A variety of modifications and substitutions of the present utility model all will be apparent.Therefore, protection domain of the present utility model should be by appended
Claim limit.
Claims (7)
1. a kind of battery sampling Board Test System, it is characterised in that include：Some test cells, each described test cell
Comprising：
DC power supply, anti-reverse diode, DC/DC insulating power supply modules, described DC power supply are test system
External dc power, cathode output end connects anti-reverse diode anode, anti-reverse diode cathode and DC/DC insulating power supplies
Module input is connected；
The integrated conversion chip of power supply, its input connection DC/DC insulating power supply module output ends；
Sampling test interface, its input connection integrated conversion chip output end of power supply, and described sampling test interface and electricity
Pond sampling plate is connected.
2. battery sampling Board Test System as claimed in claim 1, it is characterised in that described test cell is also included：
Shunt capacitance, switch, its one end are connected to the output end of the integrated conversion chip of power supply, and the described switch other end
Connection sampling test interface.
3. battery sampling Board Test System as claimed in claim 2, it is characterised in that described switch connection current-limiting resistance and
Light emitting diode, and be connected with corresponding sampling test interface.
4. battery sampling Board Test System as claimed in claim 1, it is characterised in that described battery sampling plate includes an electricity
Pond Sampling Interface, described sampling test interface passes through the battery sampling interface on battery sampling rat tail and battery sampling plate
It is connected.
5. battery sampling Board Test System as claimed in claim 1, it is characterised in that also comprising a man-machine interaction unit, its
It is connected with battery sampling plate.
6. battery sampling Board Test System as claimed in claim 5, it is characterised in that described man-machine interaction unit is included：
Magnitude of voltage display module, battery balanced feedback indicator lamp and temperature display module.
7. battery sampling Board Test System as claimed in claim 5, it is characterised in that described battery sampling plate also includes one
Power source communications interface, described man-machine interaction unit passes through CAN rat tails and the power source communications interface phase on battery sampling plate
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621358481.4U CN206321427U (en) | 2016-12-12 | 2016-12-12 | A kind of battery sampling Board Test System |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621358481.4U CN206321427U (en) | 2016-12-12 | 2016-12-12 | A kind of battery sampling Board Test System |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206321427U true CN206321427U (en) | 2017-07-11 |
Family
ID=59267000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621358481.4U Expired - Fee Related CN206321427U (en) | 2016-12-12 | 2016-12-12 | A kind of battery sampling Board Test System |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206321427U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024077614A1 (en) * | 2022-10-14 | 2024-04-18 | 宁德时代新能源科技股份有限公司 | Method for testing sampling chip, test apparatus, control device, and storage medium |
-
2016
- 2016-12-12 CN CN201621358481.4U patent/CN206321427U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024077614A1 (en) * | 2022-10-14 | 2024-04-18 | 宁德时代新能源科技股份有限公司 | Method for testing sampling chip, test apparatus, control device, and storage medium |
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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: 20170711 Termination date: 20211212 |