CN206022560U - A kind of detection means in lithium battery preliminary filling loop - Google Patents
A kind of detection means in lithium battery preliminary filling loop Download PDFInfo
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- CN206022560U CN206022560U CN201620930109.XU CN201620930109U CN206022560U CN 206022560 U CN206022560 U CN 206022560U CN 201620930109 U CN201620930109 U CN 201620930109U CN 206022560 U CN206022560 U CN 206022560U
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- Prior art keywords
- preliminary filling
- lithium battery
- measurement processor
- outfan
- photoelectrical coupler
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Tests Of Electric Status Of Batteries (AREA)
Abstract
The utility model discloses a kind of detection means in lithium battery preliminary filling loop, including the binding post for being connected with lithium battery preliminary filling loop signal outfan, the binding post is connected with the input of photoelectrical coupler, the outfan of photoelectrical coupler is connected with measurement processor, measurement processor is provided with the CAN communication interface being connected with the battery management module of tested lithium battery, measurement processor is communicated by the CAN communication interface and the battery management module, receive the instantaneous output signal of the photoelectrical coupler and export persistent signal when battery management module exports preliminary filling signal, the outfan of the measurement processor is connected with light emitting diode or/and LCD display to show testing result.By whether measurement processor exports persistent signal, the detection means in the lithium battery preliminary filling loop can judge whether the preliminary filling loop of lithium battery is normal, realizes the detection to preliminary filling loop, is easy to testing staff to obtain testing result in time and processed.
Description
Technical field
This utility model is related to lithium battery manufacturing technology field, especially a kind of detection means in lithium battery preliminary filling loop.
Background technology
At present, mainly using lithium battery group as electrokinetic cell, the discharge loop of lithium battery group is controlled pure electric automobile
Mainly realized by the disconnection and closure of the relay that discharges, but, it is excessive in the immediate current of lithium battery group electric discharge, it is possible to
Electric discharge relay can be damaged, reduces the service life of electric discharge relay, so all increase generally in discharge loop having preliminary filling to return
Road, purpose are exactly protection electric discharge relay.As the time of the preliminary filling loop works is especially short, preliminary filling signal only continues several seconds
Clock, is very difficult to the output for catching, detecting preliminary filling signal, there is presently no effective detection meanss and goes to judge that preliminary filling loop whether can
Normal output preliminary filling signal, set of cells can only be installed on automobile in client and by all connections after by actual
Igniting test could find whether precharge function is normal.If preliminary filling loop exception, under need to dismantle whole group battery from automobile
Take Battery case afterwards again apart and carry out inspection and reprocess；If auto vendor technical staff cannot be processed, in addition it is also necessary to move back whole group battery
Return to battery producer to be reprocessed, very expend the time, Measuring error high cost.
Utility model content
This utility model provides a kind of detection means in lithium battery preliminary filling loop, realizes the inspection to lithium battery preliminary filling loop
Survey, the exception in lithium battery preliminary filling loop can be found in time, it is ensured that the quality of lithium battery.
In order to solve the above problems, this utility model provides a kind of detection means in lithium battery preliminary filling loop, including for
The binding post being connected with lithium battery preliminary filling loop signal outfan, the input phase of the binding post and photoelectrical coupler
Even, the outfan of the photoelectrical coupler is connected with measurement processor, and the measurement processor is provided with the electricity with tested lithium battery
The CAN communication interface that pond management module is connected, the measurement processor is by the CAN communication interface and the battery management mould
Block is communicated, and the instantaneous output signal for receiving the photoelectrical coupler when the battery management module exports preliminary filling signal is simultaneously
Output persistent signal, the outfan of the measurement processor are connected with light emitting diode or/and LCD display to show detection knot
Really.
The detection means in the lithium battery preliminary filling loop that this utility model is provided also has following technical characteristic：
Further, the input of the photoelectrical coupler is also serially connected with protective resistance, the output of the photoelectrical coupler
One terminal at end is connected with the measurement processor, another terminal ground of the outfan of the photoelectrical coupler.
Further, the outfan of the measurement processor is connected with by CAN communication wire or RS485 communication conductors
LCD display is showing testing result.
This utility model has the advantages that：By arranging photoelectrical coupler and measurement processor, when tested lithium electricity
When preliminary filling loop in the battery management module in pond exports the preliminary filling signal of 12V, the input of photoelectrical coupler receives the preliminary filling
After signal, LEDs ON lights, and light-sensitive element produces electric current after being subject to illumination, converts optical signal into electric signal output
Measurement processor is arrived, measurement processor is communicated by CAN communication interface and battery management module, output is pre- in preliminary filling loop
The instantaneous output signal of photoelectrical coupler will be received when filling signal and exports persistent signal, it is possible thereby to by measurement processor be
No output persistent signal judges whether the preliminary filling loop of lithium battery is normal, realizes the detection to preliminary filling loop；By with detection at
The light emitting diode or LCD display that reason device is connected intuitively can check testing result, be easy to testing staff to obtain inspection in time
Survey result and processed.
Description of the drawings
Circuit theory schematic diagrams of the Fig. 1 for the detection means in the lithium battery preliminary filling loop of this utility model embodiment.
Specific embodiment
Below with reference to accompanying drawing and in conjunction with the embodiments describing this utility model in detail.It should be noted that not rushing
In the case of prominent, the feature in embodiment and embodiment in this utility model can be mutually combined.
In one embodiment of the detection means in lithium battery preliminary filling loop of the present utility model as shown in Figure 1, the lithium electricity
The detection means 100 in pond preliminary filling loop includes, for the binding post 10 being connected with lithium battery preliminary filling loop signal outfan, connecing
Line terminals 10 are connected with the input of photoelectrical coupler 20, and the outfan of photoelectrical coupler 20 is connected with measurement processor 30, inspection
Survey processor 30 and be provided with the CAN communication interface 31 being connected with the battery management module 50 of tested lithium battery 40, measurement processor 30
Communicated with battery management module 50 by CAN communication interface 31, received when battery management module 50 exports preliminary filling signal
The instantaneous output signal of photoelectrical coupler 20 simultaneously exports persistent signal, and the outfan of measurement processor 30 is connected with light emitting diode
D1 or/and LCD display 60 are showing testing result.It is understood that the measurement processor is comprising micro-control unit
(Microcontroller Unit；MCU control unit), CAN communication interface are referred to based on Controller Area
Preliminary filling in the communication interface of Network serial communication protocols, wherein lithium battery, battery management module and battery management module is returned
Road etc. is lithium battery technology prior art, will not be described here.The detection means in the lithium battery preliminary filling loop in the embodiment,
By arranging photoelectrical coupler and measurement processor, as the preliminary filling loop output 12V in the battery management module of tested lithium battery
Preliminary filling signal when, after the input of photoelectrical coupler receives the preliminary filling signal, LEDs ON lights, and light-sensitive element is received
Electric current being produced to after illumination, electric signal output being converted optical signal into measurement processor, measurement processor is connect by CAN communication
Mouth is communicated with battery management module, will receive the instantaneous output letter of photoelectrical coupler when preliminary filling loop exports preliminary filling signal
Number and export persistent signal, judge that the preliminary filling loop of lithium battery is it is possible thereby to pass through measurement processor and whether export persistent signal
No normal, realize the detection to preliminary filling loop；Can be straight by the light emitting diode or LCD display that are connected with measurement processor
Check testing result with seeing, if lumination of light emitting diode, illustrate that preliminary filling loop is normal；If display screen shows OK, illustrate pre-
Fill loop normal, be thus easy to testing staff to obtain testing result in time and processed.
In the above-described embodiments, the detection means in lithium battery preliminary filling loop also has following technical characteristic：Photoelectrical coupler
20 input is also serially connected with protective resistance R1, a terminal of the outfan of photoelectrical coupler 20 and 30 phase of measurement processor
Even, another terminal ground of the outfan of photoelectrical coupler 20.The outfan of measurement processor 30 by CAN communication wire or
RS485 communication conductors are connected with LCD display 50 to show testing result.
Finally it should be noted that：Above example only in order to the technical solution of the utility model to be described, rather than a limitation；
Although being described in detail to this utility model with reference to the foregoing embodiments, it will be understood by those within the art that：
Which still can be modified to the technical scheme described in foregoing embodiments, or which part technical characteristic is carried out etc.
With replacement；And these modifications or replacement, do not make the essence of appropriate technical solution depart from each embodiment technology of this utility model
The spirit and scope of scheme.
Claims (3)
1. a kind of detection means in lithium battery preliminary filling loop, including for connecing that lithium battery preliminary filling loop signal outfan is connected
Line terminals, it is characterised in that the binding post is connected with the input of photoelectrical coupler, the outfan of the photoelectrical coupler
Measurement processor is connected with, the measurement processor is provided with the CAN communication being connected with the battery management module of tested lithium battery and is connect
Mouthful, the measurement processor is communicated by the CAN communication interface and the battery management module, in the battery management
Receive the instantaneous output signal of the photoelectrical coupler and export persistent signal during module output preliminary filling signal, the detection process
The outfan of device is connected with light emitting diode or/and LCD display to show testing result.
2. the detection means in lithium battery preliminary filling loop according to claim 1, it is characterised in that the photoelectrical coupler
Input is also serially connected with protective resistance, and a terminal of the outfan of the photoelectrical coupler is connected with the measurement processor,
Another terminal ground of the outfan of the photoelectrical coupler.
3. the detection means in lithium battery preliminary filling loop according to claim 1, it is characterised in that the measurement processor
Outfan is connected with LCD display by CAN communication wire or RS485 communication conductors to show testing result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620930109.XU CN206022560U (en) | 2016-08-24 | 2016-08-24 | A kind of detection means in lithium battery preliminary filling loop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620930109.XU CN206022560U (en) | 2016-08-24 | 2016-08-24 | A kind of detection means in lithium battery preliminary filling loop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206022560U true CN206022560U (en) | 2017-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620930109.XU Active CN206022560U (en) | 2016-08-24 | 2016-08-24 | A kind of detection means in lithium battery preliminary filling loop |
Country Status (1)
| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109239609A (en) * | 2018-11-02 | 2019-01-18 | 西安航远数字技术有限公司 | A kind of in-place detection system of unmanned plane more batteries in parallel |
-
2016
- 2016-08-24 CN CN201620930109.XU patent/CN206022560U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109239609A (en) * | 2018-11-02 | 2019-01-18 | 西安航远数字技术有限公司 | A kind of in-place detection system of unmanned plane more batteries in parallel |
| CN109239609B (en) * | 2018-11-02 | 2024-04-12 | 西安航远数字技术有限公司 | Unmanned aerial vehicle connects in-place detecting system of many batteries in parallel |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20211203 Granted publication date: 20170315 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20221203 Granted publication date: 20170315 |
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| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20221228 Granted publication date: 20170315 |