CN108802473A - Battery pack cascade voltage acquisition system and more battery pack cascade voltage acquisition systems - Google Patents
Battery pack cascade voltage acquisition system and more battery pack cascade voltage acquisition systems Download PDFInfo
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- CN108802473A CN108802473A CN201810179837.5A CN201810179837A CN108802473A CN 108802473 A CN108802473 A CN 108802473A CN 201810179837 A CN201810179837 A CN 201810179837A CN 108802473 A CN108802473 A CN 108802473A
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- battery
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0084—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring voltage only
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- General Physics & Mathematics (AREA)
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Abstract
The invention discloses a kind of battery pack cascade voltage acquisition systems and more battery pack cascade voltage acquisition systems, when acquiring the cascade voltage of single battery group, a sub- cascade voltage collecting unit is connect with the cathode of a single battery to acquire a cascade voltage of battery pack；When acquiring the cascade voltage of multiple battery packs, sub- cascade voltage collecting unit is correspondingly connected with according to the cathode for numbering single battery corresponding with number to acquire cascade voltage, each cascade voltage of each battery pack of cascade voltage collecting unit acquisition time, realize that the cascade voltage of battery pack acquires using cascade voltage collecting unit, to further increase the testing efficiency of battery pack.
Description
Technical field
The present invention relates to field of batteries, especially a kind of battery pack cascade voltage acquisition system and more battery pack cascade voltages
Acquisition system.
Background technology
Currently, the production phase of battery pack, needs that the battery pack manufactured is checked and tested, wherein packet
It includes and checks that whether each battery has defective products in battery pack, can be examined by the various cascade voltages of manual testing's battery pack
Whether bad battery is had, and by taking the battery pack of 7 batteries as an example, various cascade voltages is respectively：The voltage of first batteries,
The series voltage of first batteries and the second batteries, the first batteries, the series voltage of the second batteries and third batteries,
And so on, share 7 kinds of cascade voltages, by comparing 7 cascade voltages, can be accurately detected be the error of which batteries or
Person is damaged.The existing test technology for cascade voltage be manually using multimeter manually to the various cascade voltages of battery into
Row test, hand inspection inefficiency cannot achieve and quickly check and test, cannot meet the needs of battery production stage.
Invention content
In order to solve the above-mentioned technical problem, the object of the present invention is to provide a kind of battery pack cascade voltage acquisition systems and more
Battery pack cascade voltage acquisition system, the testing efficiency for improving battery pack.
The technical solution adopted in the present invention is：A kind of battery pack cascade voltage acquisition system, including battery pack and cascade
Voltage acquisition unit；The battery pack includes at least two single batteries, and the single battery is sequentially connected in series according to number, described
Cascade voltage collecting unit is used to acquire each cascade voltage of battery pack, and the cascade voltage collecting unit includes son cascade electricity
Collecting unit is pressed, the number of the single battery is identical as the sub- number of cascade voltage collecting unit, and a sub- cascade voltage is adopted
Collection unit is connect with the cathode of a single battery to acquire a cascade voltage, and the sub- cascade voltage collecting unit includes electricity
Acquisition module, main control module and display module, the cathode of the single battery and the input terminal of voltage acquisition module is pressed to connect, institute
The input terminal of the output end and main control module of stating voltage acquisition module connects, the output end of the main control module and display module
Input terminal connects.
Further, the battery pack cascade voltage acquisition system further includes assembled battery total voltage collecting unit, the electricity
Pond group total voltage collecting unit is connect with the cathode of the largest number of single battery in battery pack to acquire the total voltage of battery pack,
The assembled battery total voltage collecting unit includes voltage acquisition module, main control module and display module, is numbered in the battery pack
The cathode of maximum single battery is connect with the input terminal of the voltage acquisition module of assembled battery total voltage collecting unit, the battery
The input of the output end and the main control module of assembled battery total voltage collecting unit of the voltage acquisition module of group total voltage collecting unit
End connection, the display of the output end and assembled battery total voltage collecting unit of the main control module of the assembled battery total voltage collecting unit
The input terminal of module connects.
Further, the voltage acquisition mould of the sub- cascade voltage collecting unit and/or assembled battery total voltage collecting unit
Block, main control module and display module are voltmeter, and one end of the voltmeter and the cathode of single battery connect, the voltmeter
The other end ground connection.
Further, the voltage acquisition module is voltage sensor.
Further, the battery pack cascade voltage acquisition system further includes quick connecting interface, and the cascade voltage is adopted
The cathode one that each sub- cascade voltage collecting unit of collection unit passes through each single battery of quick connecting interface and battery pack
One is correspondingly connected with, and the pin number of the quick connecting interface is identical as the number of single battery.
Another technical solution of the present invention is：A kind of more battery pack cascade voltage acquisition systems, including at least two
A battery pack and cascade voltage collecting unit；The battery pack includes at least two single batteries, and the single battery is according to volume
It number is sequentially connected in series；The cascade voltage collecting unit is used for each cascade voltage of each battery pack of acquisition time, the cascade
Voltage acquisition unit includes sub- cascade voltage collecting unit, and the number and single battery of the sub- cascade voltage collecting unit are most
Number greatly it is identical, the sub- cascade voltage collecting unit according to the cathode for numbering corresponding with number single battery be correspondingly connected with
Cascade voltage is acquired, the sub- cascade voltage collecting unit includes voltage acquisition module, main control module and display module, the list
The input terminal of the cathode of body battery and voltage acquisition module connects, the output end of the voltage acquisition module and main control module it is defeated
Enter end connection, the output end of the main control module and the input terminal of display module connect.
Further, more battery pack cascade voltage acquisition systems further include assembled battery total voltage collecting unit, one
Assembled battery total voltage collecting unit correspond to a battery pack, the assembled battery total voltage collecting unit include voltage acquisition module,
Main control module and display module, the cathode of the assembled battery total voltage collecting unit and the largest number of single battery in battery pack
Connection is to acquire the total voltage of battery pack, and the cathode of the largest number of single battery is adopted with assembled battery total voltage in the battery pack
Collect the input terminal connection of the voltage acquisition module of unit, the output of the voltage acquisition module of the assembled battery total voltage collecting unit
End is connect with the input terminal of the main control module of assembled battery total voltage collecting unit, the master control of the assembled battery total voltage collecting unit
The output end of module is connect with the input terminal of the display module of assembled battery total voltage collecting unit.
Further, more battery pack cascade voltage acquisition systems further include battery pack indicator light, and a battery pack is total
Voltage acquisition unit corresponds to a battery pack indicator light, the battery pack indicator light and corresponding assembled battery total voltage collecting unit
It is in parallel.
Further, the voltage acquisition mould of the sub- cascade voltage collecting unit and/or assembled battery total voltage collecting unit
Block, main control module and display module are voltmeter, and one end of the voltmeter and the cathode of single battery connect, the voltmeter
The other end ground connection.
Further, more battery pack cascade voltage acquisition systems further include quick connecting interface, the cascade voltage
Each sub- cascade voltage collecting unit of collecting unit passes through the list of different quick connecting interface and different battery packs respectively
The cathode of body battery connects, the pin number of the quick connecting interface and the number phase of the single battery for the battery pack being connect
Together.
The beneficial effects of the invention are as follows：
A kind of battery pack cascade voltage acquisition system of the invention and more battery pack cascade voltage acquisition systems acquire single electricity
When the cascade voltage of pond group, a sub- cascade voltage collecting unit is connect with the cathode of a single battery to acquire battery pack
One cascade voltage；When acquiring the cascade voltage of multiple battery packs, sub- cascade voltage collecting unit is corresponding with number according to numbering
The cathode of single battery be correspondingly connected with to acquire cascade voltage, each battery pack of cascade voltage collecting unit acquisition time it is each
A cascade voltage realizes that the cascade voltage of battery pack acquires, to further increase battery pack using cascade voltage collecting unit
Testing efficiency.
Description of the drawings
The specific implementation mode of the present invention is described further below in conjunction with the accompanying drawings：
Fig. 1 is a kind of cascade of battery pack cascade voltage acquisition system and more battery pack cascade voltage acquisition systems of the present invention
One specific embodiment circuit diagram of voltage acquisition unit；
Fig. 2 is a kind of cascade of battery pack cascade voltage acquisition system and more battery pack cascade voltage acquisition systems of the present invention
One specific embodiment stereoscopic schematic diagram of voltage acquisition unit.
Specific implementation mode
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.
A kind of battery pack cascade voltage acquisition system, including battery pack and cascade voltage collecting unit；Battery pack includes extremely
Few two single batteries, single battery are sequentially connected in series according to number, and cascade voltage collecting unit is for acquiring each of battery pack
Cascade voltage, cascade voltage collecting unit include sub- cascade voltage collecting unit, and the number of single battery is adopted with sub- cascade voltage
The number for collecting unit is identical, and a sub- cascade voltage collecting unit is connect with the cathode of a single battery to acquire a cascade
Voltage, sub- cascade voltage collecting unit include voltage acquisition module, main control module and display module, cathode and the electricity of single battery
The input terminal connection of acquisition module, the output end of voltage acquisition module and the input terminal of main control module is pressed to connect, main control module
The input terminal of output end and display module connects.Realize that the cascade voltage of battery pack acquires using cascade voltage collecting unit, with
Further increase the testing efficiency of battery pack.In the present embodiment, by taking battery pack includes 7 single batteries as an example, 7 sub- grades are set
Connection voltage acquisition unit be respectively used to acquisition battery pack 7 cascade voltages, 7 sub- cascade voltage collecting units respectively with 7
The cathode of single battery connects one to one according to number to obtain a cascade voltage of battery pack respectively, utilizes sub- cascade electricity
The voltage acquisition module in collecting unit is pressed to obtain the cascade voltage of battery pack, after main control module is handled, by cascade voltage number
It is shown according in display module, user can conveniently and efficiently obtain the cascade voltage information of battery pack.
As being further improved for technical solution, battery pack cascade voltage acquisition system further includes assembled battery total voltage acquisition
Unit, assembled battery total voltage collecting unit are connect with the cathode of the largest number of single battery in battery pack to acquire battery pack
Total voltage, assembled battery total voltage collecting unit include voltage acquisition module, main control module and display module, are numbered most in battery pack
The cathode of big single battery is connect with the input terminal of the voltage acquisition module of assembled battery total voltage collecting unit, and battery pack is always electric
The output end of the voltage acquisition module of collecting unit is pressed to be connect with the input terminal of the main control module of assembled battery total voltage collecting unit,
The input of the output end of the main control module of assembled battery total voltage collecting unit and the display module of assembled battery total voltage collecting unit
End connection.The total voltage of battery pack can be obtained using assembled battery total voltage collecting unit, and total voltage is shown.
As being further improved for technical solution, battery pack cascade voltage acquisition system further includes quick connecting interface, grade
Each single battery that each sub- cascade voltage collecting unit of connection voltage acquisition unit passes through quick connecting interface and battery pack
Cathode connect one to one, the pin number of quick connecting interface is identical as the number of single battery.Further, sub- cascade electricity
It is voltmeter to press voltage acquisition module, main control module and the display module of collecting unit and/or assembled battery total voltage collecting unit,
One end of voltmeter and the cathode of single battery connect, the other end ground connection of voltmeter.In addition, voltage acquisition module may be
Voltage sensor.With reference to figure 1, Fig. 1 is that a kind of battery pack cascade voltage acquisition system of the invention and more battery pack cascade voltages are adopted
One specific embodiment circuit diagram of the cascade voltage collecting unit of collecting system；It include 13 with battery pack in the present embodiment
Single battery, cascade voltage collecting unit include 13 sub- cascade voltage collecting units (V1, V2, V3 in such as Fig. 1 ...
V13, in the present embodiment, sub- cascade voltage collecting unit is voltmeter, and B- indicates ground connection) for, each monomer electricity of battery pack
The cathode in pond is connected one to one by quick connecting interface 13PIN and sub- cascade voltage collecting unit to obtain 13 cascade electricity
Pressure.In addition, further including assembled battery total voltage collecting unit, i.e. V13+ in Fig. 1, the total voltage for acquiring battery pack.
A kind of more battery pack cascade voltage acquisition systems, including at least two battery packs and cascade voltage collecting unit；Electricity
Pond group includes at least two single batteries, and single battery is sequentially connected in series according to number；Cascade voltage collecting unit is adopted for timesharing
Collect each cascade voltage of each battery pack, cascade voltage collecting unit includes sub- cascade voltage collecting unit, sub- cascade voltage
The number of collecting unit is identical as the maximum number of single battery, and sub- cascade voltage collecting unit is corresponding with number according to numbering
The cathode of single battery is correspondingly connected with to acquire cascade voltage, and sub- cascade voltage collecting unit includes voltage acquisition module, master control
Module and display module, the cathode of single battery and the input terminal of voltage acquisition module connect, the output end of voltage acquisition module
It is connect with the input terminal of main control module, the output end of main control module and the input terminal of display module connect.It is adopted using cascade voltage
Collect the cascade voltage acquisition that unit realizes battery pack, to further increase the testing efficiency of battery pack.
As being further improved for technical solution, more battery pack cascade voltage acquisition systems further include that assembled battery total voltage is adopted
Collect unit, an assembled battery total voltage collecting unit corresponds to a battery pack, and assembled battery total voltage collecting unit includes that voltage is adopted
Collect module, main control module and display module, assembled battery total voltage collecting unit and the largest number of single battery in battery pack
Cathode connection is to acquire the total voltage of battery pack, and the cathode of the largest number of single battery is adopted with assembled battery total voltage in battery pack
Collect unit voltage acquisition module input terminal connection, the output end of the voltage acquisition module of assembled battery total voltage collecting unit with
The input terminal of the main control module of assembled battery total voltage collecting unit connects, the main control module of assembled battery total voltage collecting unit it is defeated
Outlet is connect with the input terminal of the display module of assembled battery total voltage collecting unit.Further, more battery pack cascade voltages are adopted
Collecting system further includes battery pack indicator light, and an assembled battery total voltage collecting unit corresponds to a battery pack indicator light, battery pack
Indicator light and the parallel connection of corresponding assembled battery total voltage collecting unit.When a battery pack is connect with sub- cascade voltage collecting unit
When, corresponding battery pack indicator light lights.
Further, more battery pack cascade voltage acquisition systems further include quick connecting interface, and cascade voltage acquisition is single
Each sub- cascade voltage collecting unit of member passes through the single battery of different quick connecting interface and different battery packs respectively
Cathode connection, the pin number of quick connecting interface is identical as the number of the single battery of the battery pack connected.Son cascade electricity
It is voltmeter to press voltage acquisition module, main control module and the display module of collecting unit and/or assembled battery total voltage collecting unit,
One end of voltmeter and the cathode of single battery connect, the other end ground connection of voltmeter.With reference to figure 1, in the present embodiment, to include
For 4 battery packs, wherein 4 battery packs separately include 7,8,10,13 single batteries, the monomer electricity of battery pack
The cathode in pond is respectively by quick connecting interface 7PIN, 8PIN, 10PIN and 13PIN and sub- cascade voltage collecting unit according to volume
Number be correspondingly connected with, 4 battery packs share 13 sub- cascade voltage collecting units, i.e. V1, V2, V3 ... V13 can be adopted with timesharing
Collect each cascade voltage of 4 battery packs.In addition, further including 4 assembled battery total voltage collecting units, such as V7+, V8 in Fig. 1
+, V10+ and V13+, be respectively used to the total voltage of 4 battery packs of acquisition；Finally, 4 battery pack indicator lights, such as Fig. 1 are additionally provided with
In D1, D2, D3 and D4, when quick connecting interface is connected to battery pack, corresponding battery pack indicator light lights.Son cascade electricity
Pressure collecting unit and assembled battery total voltage collecting unit are realized using voltmeter.With reference to figure 2, Fig. 2 is a kind of battery of the present invention
One specific embodiment of the cascade voltage collecting unit of group cascade voltage acquisition system and more battery pack cascade voltage acquisition systems
Stereoscopic schematic diagram, the digital dial plate of voltmeter expose on cascade voltage collecting unit surface numerical value to show cascade voltage and
The numerical value of assembled battery total voltage, in the present embodiment, cascade voltage collecting unit is used as including 15 voltmeters (4 in such as Fig. 2)
Sub- cascade voltage collecting unit, for showing 15 cascade voltages；More battery pack cascade voltage acquisition systems further include 4 voltages
Table (2 in such as Fig. 2) is used as assembled battery total voltage collecting unit, for showing 4 assembled battery total voltages；More battery pack cascade electricity
It further includes 4 battery pack indicator lights to press acquisition system, such as 3 in Fig. 2；In the present embodiment, battery pack passes through quick connecting interface
(1 in such as Fig. 2) is connect with voltmeter.
It is to be illustrated to the preferable implementation of the present invention, but the invention is not limited to the implementation above
Example, those skilled in the art can also make various equivalent variations or be replaced under the premise of without prejudice to spirit of that invention
It changes, these equivalent deformations or replacement are all contained in the application claim limited range.
Claims (10)
1. a kind of battery pack cascade voltage acquisition system, which is characterized in that including battery pack and cascade voltage collecting unit；It is described
Battery pack includes at least two single batteries, and the single battery is sequentially connected in series according to number, the cascade voltage collecting unit
Each cascade voltage for acquiring battery pack, the cascade voltage collecting unit includes sub- cascade voltage collecting unit, described
The number of single battery is identical as the sub- number of cascade voltage collecting unit, a sub- cascade voltage collecting unit and a monomer
The cathode of battery is connected to acquire a cascade voltage, and the sub- cascade voltage collecting unit includes voltage acquisition module, master control
Module and display module, the cathode of the single battery and the input terminal of voltage acquisition module connect, the voltage acquisition module
Output end and the input terminal of main control module connect, the input terminal of the output end of the main control module and display module connects.
2. battery pack cascade voltage acquisition system according to claim 1, which is characterized in that the battery pack cascade voltage
Acquisition system further includes assembled battery total voltage collecting unit, and the assembled battery total voltage collecting unit and number in battery pack are maximum
Single battery cathode connect to acquire the total voltage of battery pack, the assembled battery total voltage collecting unit includes voltage acquisition
Module, main control module and display module, the cathode of the largest number of single battery is adopted with assembled battery total voltage in the battery pack
Collect the input terminal connection of the voltage acquisition module of unit, the output of the voltage acquisition module of the assembled battery total voltage collecting unit
End is connect with the input terminal of the main control module of assembled battery total voltage collecting unit, the master control of the assembled battery total voltage collecting unit
The output end of module is connect with the input terminal of the display module of assembled battery total voltage collecting unit.
3. battery pack cascade voltage acquisition system according to claim 2, which is characterized in that the sub- cascade voltage acquisition
The voltage acquisition module of unit and/or assembled battery total voltage collecting unit, main control module and display module are voltmeter, the electricity
The cathode of one end and single battery for pressing table connects, the other end ground connection of the voltmeter.
4. battery pack cascade voltage acquisition system according to any one of claims 1 to 3, which is characterized in that the voltage
Acquisition module is voltage sensor.
5. battery pack cascade voltage acquisition system according to any one of claims 1 to 3, which is characterized in that the battery
Group cascade voltage acquisition system further includes quick connecting interface, each sub- cascade voltage acquisition of the cascade voltage collecting unit
Unit is connected one to one by the cathode of each single battery of quick connecting interface and battery pack, the quick connecting interface
Pin number it is identical as the number of single battery.
6. a kind of more battery pack cascade voltage acquisition systems, which is characterized in that adopted including at least two battery packs and cascade voltage
Collect unit；The battery pack includes at least two single batteries, and the single battery is sequentially connected in series according to number；The cascade electricity
Collecting unit is pressed to be used for each cascade voltage of each battery pack of acquisition time, the cascade voltage collecting unit includes that son cascades
The number of voltage acquisition unit, the sub- cascade voltage collecting unit is identical as the maximum number of single battery, the sub- cascade
Voltage acquisition unit is correspondingly connected with according to the cathode for numbering single battery corresponding with number to acquire cascade voltage, the sub- grade
It includes voltage acquisition module, main control module and display module to join voltage acquisition unit, and cathode and the voltage of the single battery are adopted
Collect the input terminal connection of module, the output end of the voltage acquisition module and the input terminal of main control module connect, the master control mould
The output end of block and the input terminal of display module connect.
7. more battery pack cascade voltage acquisition systems according to claim 6, which is characterized in that more battery pack cascades
System of voltage acquisition further includes assembled battery total voltage collecting unit, and an assembled battery total voltage collecting unit corresponds to a battery
Group, the assembled battery total voltage collecting unit include voltage acquisition module, main control module and display module, and the battery pack is always electric
Pressure collecting unit is connect with the cathode of the largest number of single battery in battery pack to acquire the total voltage of battery pack, the battery
The cathode of the largest number of single battery is connect with the input terminal of the voltage acquisition module of assembled battery total voltage collecting unit in group,
The output end of the voltage acquisition module of the assembled battery total voltage collecting unit and the master control mould of assembled battery total voltage collecting unit
The input terminal of block connects, and the output end of the main control module of the assembled battery total voltage collecting unit and assembled battery total voltage acquisition are single
The input terminal connection of the display module of member.
8. more battery pack cascade voltage acquisition systems according to claim 7, which is characterized in that more battery pack cascades
System of voltage acquisition further includes battery pack indicator light, and an assembled battery total voltage collecting unit corresponds to a battery pack indicator light,
The battery pack indicator light and the parallel connection of corresponding assembled battery total voltage collecting unit.
9. more battery pack cascade voltage acquisition systems according to claim 7 or 8, which is characterized in that the sub- cascade electricity
It is voltmeter to press voltage acquisition module, main control module and the display module of collecting unit and/or assembled battery total voltage collecting unit,
One end of the voltmeter and the cathode of single battery connect, the other end ground connection of the voltmeter.
10. according to the more battery pack cascade voltage acquisition systems of claim 6 to 8 any one of them, which is characterized in that described more
Battery pack cascade voltage acquisition system further includes quick connecting interface, each sub- cascade voltage of the cascade voltage collecting unit
Collecting unit is connected by different quick connecting interfaces from the cathode of the single battery of different battery packs respectively, described quick
The pin number of connecting interface is identical as the number of the single battery of the battery pack connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810179837.5A CN108802473A (en) | 2018-03-05 | 2018-03-05 | Battery pack cascade voltage acquisition system and more battery pack cascade voltage acquisition systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810179837.5A CN108802473A (en) | 2018-03-05 | 2018-03-05 | Battery pack cascade voltage acquisition system and more battery pack cascade voltage acquisition systems |
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| CN108802473A true CN108802473A (en) | 2018-11-13 |
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| CN201810179837.5A Pending CN108802473A (en) | 2018-03-05 | 2018-03-05 | Battery pack cascade voltage acquisition system and more battery pack cascade voltage acquisition systems |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113156317A (en) * | 2021-04-22 | 2021-07-23 | 深圳市骅鼎鹏智能科技有限公司 | Battery pack testing system |
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Application publication date: 20181113 |
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| RJ01 | Rejection of invention patent application after publication |