CN204359911U - A kind of battery inspection device - Google Patents
A kind of battery inspection device Download PDFInfo
- Publication number
- CN204359911U CN204359911U CN201420736512.XU CN201420736512U CN204359911U CN 204359911 U CN204359911 U CN 204359911U CN 201420736512 U CN201420736512 U CN 201420736512U CN 204359911 U CN204359911 U CN 204359911U
- Authority
- CN
- China
- Prior art keywords
- circuit
- battery
- level shifting
- test set
- data processing
- 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.)
- Expired - Fee Related
Links
Landscapes
- Tests Of Electric Status Of Batteries (AREA)
Abstract
The utility model provides a kind of battery inspection device, comprise testing circuit, battery fast inspection sweep circuit, data processing unit, testing circuit comprises multiple test set, each test set includes battery high resistant buffer circuit and level shifting circuit, battery high resistant buffer circuit is connected with level shifting circuit, battery fast inspection sweep circuit comprises time multiplexing circuit, level shifting circuit and coding circuit, time multiplexing circuit connects level shifting circuit successively, coding circuit, coding circuit is connected with data processing unit, time multiplexing circuit is all connected with the level shifting circuit of each test set.The utility model is connected with each battery respectively by multiple test set, shorten sense cycle, by battery high resistant buffer circuit access battery, make each battery electrical isolation to each other, can not fault be caused, adopt data processing unit calculating voltage information, and automatic cycle appointment is carried out to the battery location detected, improve the polling period of electric battery, fault-tolerance is high.
Description
Technical field
The utility model relates to electric equipment field, especially a kind of battery inspection device that can detect serial battery pack system.
Background technology
At present, the voltage detecting of serial battery pack system generally adopts relay switching mode.Because relay needs to detect by switching, frequent switching causes shorten the serviceable life of relay, and noise when switching is larger., easily there is battery short circuit phenomenon by mistake, damage caused to battery in the poor fault tolerance of the battery detection circuitry of relay test.In addition, the switching time of relay, the cycle detection cycle was long when number of batteries is more, if adopt every only independent detection mode, cost is higher, and independent detection loop is complicated, and reliability is low.
Utility model content
The purpose of this utility model is to provide a kind of battery inspection device detecting serial battery pack system, the circuit damage effectively preventing the misconnection of Battery Interconnecting Cables from causing and the damage of battery, eliminate conventional sense circuit to electric withstand voltage insulation request, reduce device use cost.
In order to achieve the above object, the utility model provides following technical scheme:
A kind of battery inspection device, comprise testing circuit, battery fast inspection sweep circuit, data processing unit, testing circuit comprises multiple test set, each test set includes battery high resistant buffer circuit and level shifting circuit, battery high resistant buffer circuit in each test set is all connected with level shifting circuit, the level shifting circuit of each test set all connects battery fast inspection sweep circuit, battery fast inspection sweep circuit connection data processing unit.Be connected with each battery respectively by multiple test set, shorten sense cycle, by battery high resistant buffer circuit access battery, make each battery electrical isolation to each other, can not fault be caused.Adopt data processing unit to calculate the information of voltage detected, and carry out automatic cycle appointment to the battery location detected, improve the polling period of electric battery, fault-tolerance is high.
Further, also comprise intermediate level converter, intermediate level converter is arranged between the level shifting circuit of testing circuit and battery fast inspection sweep circuit.When electric battery series connection progression increases, realize high voltage to reduce by multistage level conversion.
Further, battery fast inspection sweep circuit comprises time multiplexing circuit, level shifting circuit and coding circuit, time multiplexing circuit connects level shifting circuit, coding circuit successively, coding circuit is connected with data processing unit, and time multiplexing circuit is all connected with the level shifting circuit of each test set.Time multiplexing circuit ensure that in the testing process of each battery, and the signal of only this detection can pass through whole circuit loop effectively.The signal that detection signal generated data processing unit can process by coding circuit.
Further, data processing unit comprises decoding circuit, display circuit, control circuit, and display circuit, decoding circuit are all connected with control circuit, and decoding circuit is connected with the coding circuit of battery fast inspection sweep circuit.The signal of coding is decoded by decoding circuit.Control circuit carries out circulation to the position detecting battery and selects, and after being processed by the signal received, is demonstrated the voltage measured by display circuit.
Further, also comprise warning circuit, warning circuit is connected with control circuit.By alarm module, realize battery abnormal conditions and alarm.
The beneficial effects of the utility model are:
1) battery is connected by battery high resistant buffer circuit, the damage of the circuit effectively preventing the misconnection of Battery Interconnecting Cables from causing damage and battery;
2) through level conversion, high voltage is converted to the low-voltage to common point, eliminates conventional sense circuit to electric withstand voltage insulation request, reduce device use cost;
3) adopt time multiplexing circuit to realize multiple battery information and enter data processing unit rapidly, after data processing, obtain the information of cell voltage;
4) control circuit is used for cyclically sending instruction by battery fast inspection sweep circuit to testing circuit, controls patrolling and examining of electric battery.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is circuit theory diagrams of the present utility model.
Embodiment
Below in conjunction with accompanying drawing of the present utility model, be clearly and completely described the technical solution of the utility model, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Shown in composition graphs 1, a kind of battery inspection device that the utility model provides, comprises testing circuit, battery fast inspection sweep circuit, data processing unit.Battery fast inspection sweep circuit comprises time multiplexing circuit, level shifting circuit and coding circuit.Data processing unit comprises decoding circuit, display circuit, control circuit and warning circuit.Testing circuit comprises multiple test set, each test set includes battery high resistant buffer circuit and level shifting circuit 1, battery high resistant buffer circuit in each test set is all connected with level shifting circuit 1, and the level shifting circuit 1 of each test set all connects the time multiplexing circuit of battery fast inspection sweep circuit.Time multiplexing circuit connects level shifting circuit 2, coding circuit successively, and coding circuit is connected with the decoding circuit of data processing unit.Decoding circuit connection control circuit.Display circuit, warning circuit are all connected with control circuit.
Principle of work of the present utility model is as follows:
According to the quantity of battery, the battery high resistant buffer circuit of testing circuit is connected to battery two ends, each battery high resistant buffer circuit connects a battery.The battery carrying out monitoring selected automatically successively by the control circuit of data processing unit, and sending instruction by decoding circuit to battery fast inspection sweep circuit, the instruction received is transported to testing circuit by level translator 2, time multiplexing circuit by the coding circuit of battery fast inspection sweep circuit.The battery high resistant buffer circuit that the detection battery be chosen to connects, low voltage signal is converted to by level shifting circuit 1 by after the voltage detecting of battery, and signal is transported to the time multiplexing circuit of battery fast inspection sweep circuit, lower voltage signal is converted further to again by level translator 2, adopt coding circuit coding synthesis signal again, this signal comprises position and the voltage signal of battery.After this signal is decoded by decoding circuit, the information obtained is shown by display circuit, if exceed the numerical value preset, warning circuit sends alerting signal.
The above; be only embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; change can be expected easily or replace, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should described be as the criterion with the protection domain of claim.
Claims (5)
1. a battery inspection device, comprise testing circuit, battery fast inspection sweep circuit, data processing unit, it is characterized in that: described testing circuit comprises multiple test set, each test set includes battery high resistant buffer circuit and level shifting circuit, battery high resistant buffer circuit in described each test set is all connected with level shifting circuit, the level shifting circuit of described each test set all connects battery fast inspection sweep circuit, described battery fast inspection sweep circuit connection data processing unit.
2. battery inspection device according to claim 1, is characterized in that: also comprise intermediate level converter, and intermediate level converter is arranged between the level shifting circuit of testing circuit and battery fast inspection sweep circuit.
3. battery inspection device according to claim 1 and 2, it is characterized in that: described battery fast inspection sweep circuit comprises time multiplexing circuit, level shifting circuit and coding circuit, described time multiplexing circuit connects level shifting circuit, coding circuit successively, described coding circuit is connected with data processing unit, and described time multiplexing circuit is all connected with the level shifting circuit of each test set.
4. battery inspection device according to claim 3, it is characterized in that: described data processing unit comprises decoding circuit, display circuit, control circuit, described display circuit, decoding circuit are all connected with control circuit, and described decoding circuit is connected with the coding circuit of battery fast inspection sweep circuit.
5. battery inspection device according to claim 4, is characterized in that: also comprise warning circuit, described warning circuit is connected with control circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420736512.XU CN204359911U (en) | 2014-11-28 | 2014-11-28 | A kind of battery inspection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420736512.XU CN204359911U (en) | 2014-11-28 | 2014-11-28 | A kind of battery inspection device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN204359911U true CN204359911U (en) | 2015-05-27 |
Family
ID=53261373
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201420736512.XU Expired - Fee Related CN204359911U (en) | 2014-11-28 | 2014-11-28 | A kind of battery inspection device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN204359911U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117949715A (en) * | 2024-03-27 | 2024-04-30 | 上海氢晨新能源科技有限公司 | Fuel cell voltage inspection method |
-
2014
- 2014-11-28 CN CN201420736512.XU patent/CN204359911U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117949715A (en) * | 2024-03-27 | 2024-04-30 | 上海氢晨新能源科技有限公司 | Fuel cell voltage inspection method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105510833A (en) | Storage battery health status detection method, device and system | |
CN204241594U (en) | A kind of real-time monitoring system for substation transformer operating condition | |
CN106443362A (en) | Power distribution network fault detection system | |
CN202083729U (en) | Automatic range switching device | |
CN105445594A (en) | Power grid fault detection system | |
CN104898009B (en) | Detection equipment and detection method for online sensing equipment | |
CN204359911U (en) | A kind of battery inspection device | |
CN205490598U (en) | Intellectual detection system POE power supply | |
CN204652350U (en) | Intelligence analog-digital commutator | |
CN101931266B (en) | Switching circuit for emergency power supply | |
CN203572905U (en) | Automatic monitoring device for train power supply failure | |
CN204008948U (en) | Multifunctional cable pick-up unit | |
CN204168001U (en) | A kind of intelligent duplicate power supply automatic change-over based on DSP | |
CN202797953U (en) | Power management unit (PMU) with lightning stroke number detection function | |
CN203502510U (en) | Automatic detection device of power distribution feeder terminal | |
CN203513016U (en) | Power supply open-phase protection device of lift control cabinet | |
CN205103329U (en) | Converter fault detection system | |
CN204964727U (en) | Power detection equipment | |
CN214375305U (en) | Water immersion sensing device for power distribution room | |
CN104122481A (en) | Multifunction cable detection device | |
CN204241111U (en) | A kind of switch cubicle accident intelligent early-warning device | |
CN203553879U (en) | Three-phase voltage monitoring relay | |
CN201758278U (en) | Bus bar controller | |
CN202049978U (en) | Photovoltaic array conflux box | |
CN217717948U (en) | High-power rectifier bridge arm signal detection box |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150527 Termination date: 20181128 |
|
CF01 | Termination of patent right due to non-payment of annual fee |