CN107748337A - More battery strings joint inspection slowdown monitoring circuits - Google Patents
More battery strings joint inspection slowdown monitoring circuits Download PDFInfo
- Publication number
- CN107748337A CN107748337A CN201711096255.2A CN201711096255A CN107748337A CN 107748337 A CN107748337 A CN 107748337A CN 201711096255 A CN201711096255 A CN 201711096255A CN 107748337 A CN107748337 A CN 107748337A
- Authority
- CN
- China
- Prior art keywords
- battery
- photoelectrical coupler
- voltage
- slowdown monitoring
- monitoring circuits
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of more battery strings joint inspection slowdown monitoring circuits, including multiple battery packet interfaces, the input of photoelectrical coupler is correspondingly electrically connected on the battery packet interface, the output end of the photoelectrical coupler is connected to detection voltage end, the voltage levels of the photoelectrical coupler detection input and output end are to judge whether battery bag accesses battery packet interface, and send detection signal to MCU, the voltage of the battery bag is higher than the voltage for detecting voltage end.By the above-mentioned means, the more battery strings joint inspection slowdown monitoring circuits of the present invention, battery status identification and signal detection when can realize more battery series connection, securely and reliably, have evaded in conventional detection circuitry because of the hidden danger of high voltage secure context caused by battery strings connection.
Description
Technical field
The present invention relates to circuit field, more particularly to a kind of more battery strings joint inspection slowdown monitoring circuits.
Background technology
In electric tool in use, need more batteries being used in series, battery must be detected before.
During more battery series connection there are many problems in signal detection, when detecting each battery status, if each battery coupling mode occurs
When variation or failure, charging module ground connection can be caused to become high pressure conditions, so may result in the damage of low-voltage signal circuit, even
Produce security incident.
The content of the invention
The present invention solves the technical problem of a kind of more battery strings joint inspection slowdown monitoring circuits are provided, more battery strings can be realized
Battery status identification and signal detection during connection, securely and reliably, evade in conventional detection circuitry because of high electricity caused by battery strings connection
Press the hidden danger of secure context.
In order to solve the above technical problems, one aspect of the present invention is：A kind of more battery Series detectors are provided
Circuit, including multiple battery packet interfaces, the input of photoelectrical coupler is correspondingly electrically connected on the battery packet interface, it is described
The output end of photoelectrical coupler is connected to detection voltage end, the voltage levels of the photoelectrical coupler detection input and output end
To judge whether battery bag accesses battery packet interface, and detection signal is sent to MCU, the voltage of the battery bag is higher than detection
The voltage of voltage end.
In a preferred embodiment of the present invention, photoelectrical coupler and its are passed through after the battery bag access battery packet interface
He accesses the battery bag series connection of battery packet interface.
In a preferred embodiment of the present invention, during the battery bag access battery packet interface, the input of photoelectrical coupler
Hold as high level end, the output end of photoelectrical coupler is low level end, photoelectrical coupler detection high level end and low level end
Signal, photoelectrical coupler are connected and make to connect between battery bag, and battery bag is accessed to the signal transmission signal of battery packet interface
To MCU；When battery bag does not access battery packet interface, the input of photoelectrical coupler is low level end, the output of photoelectrical coupler
The signal for not accessing battery packet interface for high level end, photoelectrical coupler disconnection, and battery bag is held to send a signal to MCU.
In a preferred embodiment of the present invention, the first port of the photoelectrical coupler and the positive pole electricity of battery packet interface
Property connection, the negative pole of second port and battery packet interface is electrically connected with, the 3rd port ground connection, the 4th port and detection voltage end electricity
Property connection.
In a preferred embodiment of the present invention, electrically connect successively between the positive pole of the first port and battery packet interface
It is connected to diode and first resistor.
In a preferred embodiment of the present invention, the is electrically connected with successively between the 4th port and detection voltage end
Two resistance and 3rd resistor, the MCU are electrically connected between second resistance and 3rd resistor.
In a preferred embodiment of the present invention, the voltage of the detection voltage end is 5V.
In a preferred embodiment of the present invention, the voltage of the battery bag is 12V, 24V, 36V, 48V or 60V.
The beneficial effects of the invention are as follows：The more battery strings joint inspection slowdown monitoring circuits of the present invention, battery when can realize more battery series connection
State recognition and signal detection, securely and reliably, evade in conventional detection circuitry because of high voltage secure side caused by battery strings connection
The hidden danger in face.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other
Accompanying drawing, wherein：
Fig. 1 is the structural representation of the more preferred embodiments of battery strings joint inspection slowdown monitoring circuit one of the present invention；
Fig. 2 is the structural representation of another preferred embodiment；
The mark of each part is as follows in accompanying drawing：1st, battery packet interface, 2, photoelectrical coupler, 3, detection voltage end, 4, diode, 5,
First resistor, 6, second resistance, 7,3rd resistor, 8, MCU, 11, positive pole, 12, negative pole, 21, first port, 22, second port,
23rd, the 3rd port, the 24, the 4th port.
Embodiment
The technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described implementation
Example is only the part of the embodiment of the present invention, rather than whole embodiments.It is common based on the embodiment in the present invention, this area
All other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the model that the present invention protects
Enclose.
It is right on battery packet interface 1 referring to Fig. 1, a kind of more battery strings joint inspection slowdown monitoring circuits, including multiple battery packet interfaces 1
Electrotropism is connected to the input of photoelectrical coupler 2, and the output end of photoelectrical coupler 2 is connected to detection voltage end 3, photoelectric coupling
The voltage levels of the detection input of device 2 and output end are sent out detection signal with judging whether battery bag accesses battery packet interface 1
MCU8 is delivered to, the voltage of battery bag is higher than the voltage for detecting voltage end 3.
In addition, pass through photoelectrical coupler 2 and the electricity of other access battery packet interfaces 1 after battery bag access battery packet interface 1
Chi Bao series connection
In addition, when battery bag accesses battery packet interface 1, the input of photoelectrical coupler 2 is high level end, photoelectrical coupler 2
Output end is low level end, and photoelectrical coupler 2 detects the signal of high level end and low level end, and photoelectrical coupler 2 is connected and made
Connected between battery bag, and the signal of battery bag access battery packet interface 1 is sent a signal into MCU8；Battery bag does not access battery
During packet interface 1, the input of photoelectrical coupler 2 is low level end, and the output end of photoelectrical coupler 2 is high level end, the photoelectricity
Coupler 2 disconnects, and battery bag does not access the signal of battery packet interface 1 and sends a signal to MCU8.
In addition, the first port 21 of photoelectrical coupler 2 and the positive pole 11 of battery packet interface 1 are electrically connected with, second port 22
It is electrically connected with the negative pole 12 of battery packet interface 1, the 3rd port 23 is grounded, and the 4th port 24 is electrically connected with detection voltage end 3.
Diode 4 and first resistor 5 are electrically connected with successively between first port 21 and the positive pole 11 of battery packet interface 1.4th port
Second resistance 6 and 3rd resistor 7 are electrically connected with successively between 24 and detection voltage end 3, and MCU8 is electrically connected at second resistance 6
Between 3rd resistor 7.
In addition, the voltage of detection voltage end 3 is 5V.
In addition, the voltage of battery bag is 12V, 24V, 36V, 48V or 60V.
The present invention is more, and battery strings joint inspection slowdown monitoring circuit concrete operating principle is as follows：After battery bag access battery packet interface 1, by
It is more than the voltage of detection voltage end 3 in the voltage of battery bag, the input of photoelectrical coupler 2 is high level end, and output end is low
Level terminal, photoelectrical coupler 2 detect that both end voltage is poor, and the signal of battery bag access 1 is sent to MCU8.Battery bag does not access
When, the input of photoelectrical coupler 2 is low level end, and output end is high level end, the signal that battery bag is not accessed send to
MCU8., battery packet interface 1 corresponding to multiple battery bag insertions, battery bag, which is realized, connects, and is entered by the corresponding device of photoelectric coupling 2
Row battery status identifies and signal detection, even if a certain battery bag breaks down, corresponding photoelectrical coupler breaks from 2 dynamic detections
Open and connected with remaining battery bag.
It is different from prior art, the more battery strings joint inspection slowdown monitoring circuits of the present invention, battery status when can realize more battery series connection
Identification and signal detection, securely and reliably, evade in conventional detection circuitry because of high voltage secure context caused by battery strings connection
Hidden danger.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright description is made, or directly or indirectly it is used in other related technology necks
Domain, it is included within the scope of the present invention.
Claims (8)
1. a kind of more battery strings joint inspection slowdown monitoring circuits, it is characterised in that right on the battery packet interface including multiple battery packet interfaces
Electrotropism is connected to the input of photoelectrical coupler, and the output end of the photoelectrical coupler is connected to detection voltage end, the light
The voltage levels of electric coupler detection input and output end are believed detection with judging whether battery bag accesses battery packet interface
Number send to MCU, the voltage of the voltage of the battery bag higher than detection voltage end.
2. more battery strings joint inspection slowdown monitoring circuits according to claim 1, it is characterised in that the battery bag access battery bag connects
Connected after mouthful by photoelectrical coupler with the battery bag of other access battery packet interfaces.
3. more battery strings joint inspection slowdown monitoring circuits according to claim 2, it is characterised in that the battery bag access battery bag connects
During mouth, the input of photoelectrical coupler is high level end, and the output end of photoelectrical coupler is low level end, and photoelectrical coupler detects
High level end and the signal of low level end, photoelectrical coupler is connected and makes to connect between battery bag, and battery bag is accessed into battery
The signal of packet interface sends a signal to MCU；When battery bag does not access battery packet interface, the input of photoelectrical coupler is low level
End, the output end of photoelectrical coupler is high level end, and the photoelectrical coupler disconnects, and battery bag does not access the letter of battery packet interface
Number send a signal to MCU.
4. more battery strings joint inspection slowdown monitoring circuits according to claim 3, it is characterised in that the first end of the photoelectrical coupler
The positive pole of mouth and battery packet interface is electrically connected with, and second port and the negative pole of battery packet interface are electrically connected with, the 3rd port ground connection,
4th port is electrically connected with detection voltage end.
5. more battery strings joint inspection slowdown monitoring circuits according to claim 4, it is characterised in that the first port and battery bag connect
Diode and first resistor are electrically connected with successively between the positive pole of mouth.
6. more battery strings joint inspection slowdown monitoring circuits according to claim 5, it is characterised in that the 4th port and detection voltage
Be electrically connected with second resistance and 3rd resistor between end successively, the MCU be electrically connected at second resistance and 3rd resistor it
Between.
7. according to any described more battery strings joint inspection slowdown monitoring circuits of claim 1-6, it is characterised in that the detection voltage end
Voltage is 5V.
8. more battery strings joint inspection slowdown monitoring circuits according to claim 7, it is characterised in that the voltage of the battery bag be 12V,
24V, 36V, 48V or 60V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711096255.2A CN107748337A (en) | 2017-11-09 | 2017-11-09 | More battery strings joint inspection slowdown monitoring circuits |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711096255.2A CN107748337A (en) | 2017-11-09 | 2017-11-09 | More battery strings joint inspection slowdown monitoring circuits |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107748337A true CN107748337A (en) | 2018-03-02 |
Family
ID=61252078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711096255.2A Pending CN107748337A (en) | 2017-11-09 | 2017-11-09 | More battery strings joint inspection slowdown monitoring circuits |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107748337A (en) |
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 |
| CN110138034A (en) * | 2019-05-22 | 2019-08-16 | 杭州士腾科技有限公司 | The concatenated discrete signal detection circuit of double cell packet |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202041627U (en) * | 2011-04-16 | 2011-11-16 | 泉州纳奇电池有限公司 | Detection circuit for batteries of electromobile |
| CN202330668U (en) * | 2011-11-22 | 2012-07-11 | 浙江高泰昊能科技有限公司 | Multiplexing battery pack voltage measurement device |
| CN103078154A (en) * | 2012-05-18 | 2013-05-01 | 福建万众百源实业有限公司 | Fore-lying zero-power consumption control electronic switch and control method for new energy source lithium ion battery pack |
| CN203117399U (en) * | 2013-01-22 | 2013-08-07 | 李秋芳 | Emergency power supply detection module |
| CN103645440A (en) * | 2013-11-06 | 2014-03-19 | 广州擎天实业有限公司 | Switching device applied to multi-channel battery test |
| CN103986218A (en) * | 2014-06-04 | 2014-08-13 | 九江学院 | Intelligent fast electromobile charging device and operating method thereof |
| JP2014206453A (en) * | 2013-04-12 | 2014-10-30 | 三菱電機株式会社 | Battery monitoring device |
| CN204189915U (en) * | 2014-10-23 | 2015-03-04 | 常州格力博有限公司 | A kind of many lithium cells power brick group management system |
| CN204631181U (en) * | 2015-06-01 | 2015-09-09 | 天津方圆电气有限公司 | The testing circuit of a kind of rechargeable battery positive and negative electrode reversal connection |
| EP2975366A1 (en) * | 2014-07-15 | 2016-01-20 | Palo Alto Research Center, Incorporated | Energy system monitoring |
| US20160111758A1 (en) * | 2014-10-21 | 2016-04-21 | Robert Bosch Gmbh | Monitoring device for a battery, a lithium-ion battery, and method for the monitoring of a battery |
| CN106383314A (en) * | 2016-08-26 | 2017-02-08 | 科力远混合动力技术有限公司 | Automobile power battery pack insulation detection circuit and detection judgment method |
-
2017
- 2017-11-09 CN CN201711096255.2A patent/CN107748337A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202041627U (en) * | 2011-04-16 | 2011-11-16 | 泉州纳奇电池有限公司 | Detection circuit for batteries of electromobile |
| CN202330668U (en) * | 2011-11-22 | 2012-07-11 | 浙江高泰昊能科技有限公司 | Multiplexing battery pack voltage measurement device |
| CN103078154A (en) * | 2012-05-18 | 2013-05-01 | 福建万众百源实业有限公司 | Fore-lying zero-power consumption control electronic switch and control method for new energy source lithium ion battery pack |
| CN203117399U (en) * | 2013-01-22 | 2013-08-07 | 李秋芳 | Emergency power supply detection module |
| JP2014206453A (en) * | 2013-04-12 | 2014-10-30 | 三菱電機株式会社 | Battery monitoring device |
| CN103645440A (en) * | 2013-11-06 | 2014-03-19 | 广州擎天实业有限公司 | Switching device applied to multi-channel battery test |
| CN103986218A (en) * | 2014-06-04 | 2014-08-13 | 九江学院 | Intelligent fast electromobile charging device and operating method thereof |
| EP2975366A1 (en) * | 2014-07-15 | 2016-01-20 | Palo Alto Research Center, Incorporated | Energy system monitoring |
| US20160111758A1 (en) * | 2014-10-21 | 2016-04-21 | Robert Bosch Gmbh | Monitoring device for a battery, a lithium-ion battery, and method for the monitoring of a battery |
| CN204189915U (en) * | 2014-10-23 | 2015-03-04 | 常州格力博有限公司 | A kind of many lithium cells power brick group management system |
| CN204631181U (en) * | 2015-06-01 | 2015-09-09 | 天津方圆电气有限公司 | The testing circuit of a kind of rechargeable battery positive and negative electrode reversal connection |
| CN106383314A (en) * | 2016-08-26 | 2017-02-08 | 科力远混合动力技术有限公司 | Automobile power battery pack insulation detection circuit and detection judgment method |
Non-Patent Citations (1)
| Title |
|---|
| 崔张坤 等: "锂电池组单体电压检测***设计", 《电源技术》 * |
Cited By (3)
| 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 |
| CN110138034A (en) * | 2019-05-22 | 2019-08-16 | 杭州士腾科技有限公司 | The concatenated discrete signal detection circuit of double cell packet |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109664841A (en) | A kind of high voltage interlock circuit, fault detection method and device | |
| CN107748337A (en) | More battery strings joint inspection slowdown monitoring circuits | |
| CN103399252B (en) | The pick-up unit of port grafting and detection method | |
| CN110261794A (en) | A kind of CP signal deteching circuit and onboard charger with detection of negative pressure circuit | |
| CN203299316U (en) | Line sequence detector | |
| CN207007973U (en) | A kind of broken thread detector | |
| CN108732462A (en) | A kind of detection device and method | |
| CN206906516U (en) | A kind of multichannel fuse state Intelligent detection circuit | |
| CN207601191U (en) | A kind of relay protection outlet pulse-detecting circuit | |
| CN206962444U (en) | One kind input over under-voltage protection circuit | |
| CN204256101U (en) | Fuse circuit for detecting and there is the charging circuit of this fuse circuit for detecting | |
| CN106501725A (en) | A kind of battery pack open circuit detection method and device | |
| CN110244176A (en) | A kind of high-tension connector fault detection system and high-voltage power system | |
| CN107449959A (en) | Input over under-voltage protection circuit | |
| CN205484567U (en) | Fuse on -line measuring device for electric automobile | |
| CN212781164U (en) | Circuit and system capable of simultaneously detecting grounding condition and reverse connection of zero line and live line | |
| CN105301409B (en) | The Earth Fault Detection warning circuit of frequency converter | |
| CN211856719U (en) | Electrostatic discharge and overvoltage protection early warning device and server connection system | |
| CN207675861U (en) | A kind of GPIO mouthfuls of break-make test circuit | |
| CN211374997U (en) | Parallel circuit for fault detection of high-voltage battery management system | |
| CN103595575A (en) | Test system of power source equipment in power supply system based on local area network and method thereof | |
| CN207882415U (en) | A kind of accumulator sampling apparatus | |
| CN102375087A (en) | Low-voltage detection circuit for logic device | |
| CN111693897A (en) | Circuit and system capable of simultaneously detecting grounding condition and reverse connection of zero line and live line | |
| CN205647855U (en) | Communication computer lab 2M plug for line test |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 213000 Jiangsu province Changzhou Xingang Tower Road Economic Development Zone No. 65-1 Applicant after: Gelibo (Jiangsu) Co., Ltd Address before: 213000 Jiangsu city in Changzhou Province Economic Development Zone Xingang Zhonglou District Tower Road No. 65 Applicant before: CHANGZHOU GLOBE Co.,Ltd. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180302 |