CN204129191U - A kind of accumulator property detecting sensor - Google Patents
A kind of accumulator property detecting sensor Download PDFInfo
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- CN204129191U CN204129191U CN201420597660.8U CN201420597660U CN204129191U CN 204129191 U CN204129191 U CN 204129191U CN 201420597660 U CN201420597660 U CN 201420597660U CN 204129191 U CN204129191 U CN 204129191U
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- voltage
- temperature
- acquisition
- current
- accumulator
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Abstract
Before and after the utility model damages for current internal storage battery, outside change not obvious causing cannot find the problem whether internal storage battery is damaged early, discloses a kind of accumulator property detecting sensor, belongs to automotive electronics sensor field.Comprise temperature acquisition system, temperature-compensated system, System of voltage acquisition, voltage compensation system, current acquisition system, current compensation system, signal amplifier, A/D converter, single-chip microcomputer, storer and transceiver.Temperature acquisition system and temperature-compensated system, by a kind of acquisition mode indirectly, detect the temperature of reagent of internal storage battery when accumulator runs.The maximum voltage reached when accumulator starts next time is extrapolated by System of voltage acquisition and voltage compensation system, depth of discharge when accumulator next time starts is extrapolated by current acquisition system and current compensation system, according to the maximum voltage extrapolated, depth of discharge, judge the health status of accumulator, and the use suggestion proposing to be correlated with for user.The utility model function is concentrated, cost is low, signal output form is diversified, have prediction battery condition function and fault self-diagnosis function accurately, can be car load and provides a charge and discharge control strategy reducing oil consumption.
Description
Technical field
The utility model relates to automotive electronics sensor field, specifically, is a kind of accumulator property detecting sensor.
Background technology
Accumulator, due to the characteristic of self, does not all have any presentation in the forward and backward appearance of internal damage, unless outside the external force of being subject to or self leakage, is difficult to be discovered, especially in the winter time, because battery temp is too low for a long time, causes user cannot use in the morning.
At present, because the storage battery sensor of import is expensive, demarcate costly.The storage battery sensor of China's autonomous production cannot reach again the standard of high-acruracy survey, and therefore the automobile of China's independent brand does not carry storage battery sensor substantially.
Commercially available storage battery sensor is generally control charge in batteries, does not detect battery discharging state, there is certain technological deficiency.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of accumulator property detecting sensor.
The utility model relates to a kind of accumulator property detecting sensor, comprises temperature acquisition system, temperature-compensated system, System of voltage acquisition, voltage compensation system, current acquisition system, current compensation system, signal amplifier, A/D converter, single-chip microcomputer, storer and transceiver.It is characterized in that: described temperature acquisition system is connected with battery post with System of voltage acquisition.Described electrical voltage system is connected with single-chip microcomputer by amplifier, A/D converter.Described current system is series between car load negative line and battery terminal negative, is connected with single-chip microcomputer by amplifier, A/D converter.
As further scheme of the present utility model, described sensor comprises detection filter submodule, computing module, communication module and data memory module.Described detection filter submodule is connected with Amplifier Temperature A/D converter, voltage A/D converter, electric current A/D converter respectively.Described computing module is connected with described detection filter submodule, and described communication module is connected with described computing module, and described detection filter submodule, computing module and communication module are all connected with storer.
Compared with prior art, good effect of the present utility model is:
The utility model has function and concentrates, cost is low, the variation of signal output form, the advantage of function modoularization, battery condition can be predicted accurately and carry out failure self-diagnosis, protection accumulator, prevent over-discharge can, for the instrument that user vehicle provides a kind of warning in advance internal storage battery to damage, the probability that the vehicle that reduction automobile causes due to battery damage casts anchor, for car load factory provides a kind of car load power consumption control mode of the strategy that prestores, and a kind of method controlling generator is provided, thus realize car load energy management, reach the object reducing complete-vehicle oil consumption.
Accompanying drawing explanation
Fig. 1 is utility model works schematic diagram.
Embodiment
The utility model provides a kind of accumulator property detecting sensor, for making the purpose of this utility model, technical scheme and effect better clear, clear and definite, further describes the utility model referring to accompanying drawing.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and need not with restriction the utility model.
As shown in Figure 1, a kind of storage battery sensor, this storage battery sensor is arranged on automobile storage battery negative terminal, and the input end of storage battery sensor is connected with the negative pole wire harness of automobile, and the output terminal of storage battery sensor is connected with battery terminal negative.The signal output part of storage battery sensor is connected with demand controller.
This sensor comprises temperature acquisition system, System of voltage acquisition, current acquisition system, signal amplifier, voltage A/D converter, electric current A/D converter, single-chip microcomputer, storer and transceiver.Temperature acquisition system, System of voltage acquisition, be connected with battery post, current acquisition system is series between car load negative line and battery terminal negative.Temperature acquisition system, by temperature A/D converter and single-chip microcomputer signal wiring, is aided with temperature-compensated system and accumulator nominal data, by the temperature computation module of single-chip microcomputer inside, calculates the actual temperature that internal storage battery is current.System of voltage acquisition, by amplifier, adopts the A/D converter of sigma-delta switch technology to be connected with single-chip microcomputer, for follow-up reckoning provides current accurate multipoint voltage.Current acquisition system is connected with single-chip microcomputer, for follow-up reckoning provides current data by the A/D converter of amplifier, employing sigma-delta switch technology.Single-chip microcomputer, by the internal storage battery actual temperature calculated, in conjunction with voltage and current data, infers whether accumulator can meet follow-up startup demand.Single-chip microcomputer is connected with the controller of demand by communication module, and data result is supplied to terminal user.
This sensor comprises detection filter submodule, computing module and communication module, data memory module.Detection filter submodule is connected with amplifier, temperature A/D converter, voltage A/D converter, electric current A/D converter respectively, computing module is connected with detection filter submodule, communication module is connected with computing module, and detection filter submodule, computing module and communication module are all connected with storer.All result of calculation, is all got by complicated calculating by actual test value and the battery data being stored in sensor internal that prestores.
Storage battery sensor one end connects battery terminal negative, and the other end connects car load load.Car load load comprises all using electricity systems of full car, as car light, entertainment systems, air-conditioning, electric injection system etc.Voltage, electric current and temperature signal can carry out data processing after all needing to carry out filtering process.
Need to further illustrate, before storage battery sensor formally uses, must detect accumulator be demarcated, and nominal data is stored in storage battery sensor.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, therefore all changes be intended in the implication of the equivalency by dropping on claim and scope are included in the utility model, any Reference numeral in claim should be considered as the claim involved by limiting.
Claims (2)
1. an accumulator property detecting sensor, comprise temperature acquisition system, temperature-compensated system, System of voltage acquisition, voltage compensation system, current acquisition system, current compensation system, signal amplifier, A/D converter, single-chip microcomputer, storer and transceiver, it is characterized in that: described temperature acquisition system is connected with battery post with System of voltage acquisition, described electrical voltage system passes through amplifier, A/D converter is connected with single-chip microcomputer, described current system is series between car load negative line and battery terminal negative, pass through amplifier, A/D converter is connected with single-chip microcomputer.
2. a kind of accumulator property detecting sensor according to claim 1, it is characterized in that: described sensor comprises detection filter submodule, computing module, communication module and data memory module, described detection filter submodule is connected with Amplifier Temperature A/D converter, voltage A/D converter, electric current A/D converter respectively, described computing module is connected with described detection filter submodule, described communication module is connected with described computing module, and described detection filter submodule, computing module and communication module are all connected with storer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420597660.8U CN204129191U (en) | 2014-10-16 | 2014-10-16 | A kind of accumulator property detecting sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420597660.8U CN204129191U (en) | 2014-10-16 | 2014-10-16 | A kind of accumulator property detecting sensor |
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| Publication Number | Publication Date |
|---|---|
| CN204129191U true CN204129191U (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420597660.8U Expired - Fee Related CN204129191U (en) | 2014-10-16 | 2014-10-16 | A kind of accumulator property detecting sensor |
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| CN (1) | CN204129191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106569133A (en) * | 2015-10-13 | 2017-04-19 | 海洋王（东莞）照明科技有限公司 | Low voltage alarm circuit |
-
2014
- 2014-10-16 CN CN201420597660.8U patent/CN204129191U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106569133A (en) * | 2015-10-13 | 2017-04-19 | 海洋王（东莞）照明科技有限公司 | Low voltage alarm circuit |
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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: 20150128 Termination date: 20151016 |
|
| EXPY | Termination of patent right or utility model |