CN202693769U - Battery voltage acquisition apparatus - Google Patents
Battery voltage acquisition apparatus Download PDFInfo
- Publication number
- CN202693769U CN202693769U CN 201220141371 CN201220141371U CN202693769U CN 202693769 U CN202693769 U CN 202693769U CN 201220141371 CN201220141371 CN 201220141371 CN 201220141371 U CN201220141371 U CN 201220141371U CN 202693769 U CN202693769 U CN 202693769U
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- chip microcomputer
- signals collecting
- collecting port
- converter
- voltage
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Abstract
The utility model discloses a battery voltage acquisition apparatus, comprising a plurality of paths of voltage acquisition units used for acquiring battery voltage signals; a signal acquisition port connected with the plurality of paths of voltage acquisition units and used for controlling the plurality of paths of voltage acquisition units to acquire the battery voltage signals; an A/D converter connected with the signal acquisition port and used for converting the battery voltage signals passing through the signal acquisition port into digital signals and sending the digital signals; a one-chip microcomputer connected with the signal acquisition port and the A/D converter and used for triggering the signal acquisition port, receiving the digital signals sent by the A/D converter, and sending the digital signals; and a host computer connected with the one-chip microcomputer and used for receiving and storing the digital signals sent by the one-chip microcomputer. The battery voltage acquisition apparatus is capable of realizing the convenient acquisition of the voltage of a battery of an electric automobile.
Description
Technical field
The utility model relates to the voltage acquisition technical field, more particularly, relates to a kind of cell voltage harvester that is applied to electric automobile.
Background technology
Battery is as the most critical parts of electric automobile, and therefore the good and bad performance that directly affects electric automobile of battery, need to set up the cell evaluation system, and a large amount of cell voltage data are gathered.
At present, the collection of batteries of electric automobile voltage data, what adopt is that the test man measures by take tactile each cell both positive and negative polarity with multimeter, and measure and data recording according to the regular hour, because a multimeter once can only be measured single battery, the test duration continues longer usually, and need to carry out record to measurement data by the mode of hand-kept, therefore workload is very large, is not easy to the collection to cell voltage.
The utility model content
In view of this, the utility model provides a kind of cell voltage harvester, to realize the convenient collection to batteries of electric automobile voltage.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of cell voltage harvester comprises:
Be used for gathering the plurality of voltages collecting unit of battery voltage signal;
Link to each other, be used for controlling the signals collecting port that described plurality of voltages collecting unit gathers battery voltage signal with described plurality of voltages collecting unit;
Link to each other, be used for triggering the single-chip microcomputer of described signals collecting port with described signals collecting port;
Link to each other with described signals collecting port, be used for and be converted into digital signal through the battery voltage signal of described signals collecting port, and send the A/D converter of this digital signal;
Described single-chip microcomputer also links to each other with A/D converter, is used for receiving the digital signal that described A/D converter sends, and sends the single-chip microcomputer of this digital signal;
Link to each other, be used for reception with described single-chip microcomputer and store the host computer of the digital signal of described single-chip microcomputer transmission.
Further, described device also comprises:
Be connected to the signal conditioning circuit between described signals collecting port and the A/D converter, be used for the signal conditioning circuit that the voltage signal of described signals collecting port output is nursed one's health.
Further, be set with sample frequency in the described host computer, be used for triggering Single-chip Controlling signals collecting port.
Further, be provided with high frequency electronic switch in the described signals collecting port.
Further, the communication protocol between described single-chip microcomputer and the host computer is RS232 communication protocol.
Can find out from above-mentioned technical scheme, the beneficial effects of the utility model are: by Single-chip Controlling signals collecting port, realized gathering voltage acquisition unit that port links to each other to the collection of cell voltage with corresponding signal, and, battery voltage signal by the voltage acquisition unit collection, can be converted into digital signal and transfer in the single-chip microcomputer by A/D converter, single-chip microcomputer to host computer, and then has been realized in host computer storage to the cell voltage of sampling with the digital data transmission that receives.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the disclosed a kind of battery for electric automobile voltage detecting harvester of the utility model embodiment;
Fig. 2 is the disclosed a kind of battery for electric automobile voltage detecting harvester of another embodiment of the utility model.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is a part of embodiment of the present utility model, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
The utility model embodiment discloses a kind of cell voltage harvester, to realize the convenient collection to batteries of electric automobile voltage.
As shown in Figure 1, a kind of cell voltage harvester comprises: plurality of voltages collecting unit 101, signals collecting port one 02, A/D converter 103, single-chip microcomputer 104 and host computer 105; Wherein:
Plurality of voltages collecting unit 101, A/D converter 103 and single-chip microcomputer 104 link to each other with signals collecting port one 02 respectively;
Single-chip microcomputer 104 also links to each other with A/D converter 103 with host computer 105 respectively;
Single-chip microcomputer 104 is used for trigger pip and gathers port 102, and the signals collecting port one 02 after the triggering is used for control plurality of voltages collecting unit 101 and gathers battery voltage signal;
A/D converter 103 is used for and will be converted into digital signal through the battery voltage signal of signals collecting port one 02, and sends this digital signal;
Single-chip microcomputer 104 also is used for receiving the digital signal that A/D converter 103 sends, and sends this digital signal;
In the present embodiment, under the trigger action of single-chip microcomputer 104, signals collecting port one 02 can be controlled the voltage acquisition unit corresponding with it 101 and gather cell voltage, obtain battery voltage signal, and it is converted into digital signal by A/D converter and transfers in the single-chip microcomputer 104, single-chip microcomputer 104 again with the digital data transmission that receives to host computer 105, host computer 105 is stored the digital signal that receives, and has realized the convenient collection of batteries of electric automobile voltage.
In the above-described embodiments, be provided with high frequency electronic switch in the signals collecting port one 02; Can communicate by the RS232 communications protocol between single-chip microcomputer 104 and the host computer 105; Concrete, single-chip microcomputer 104 generates trigger pip, high frequency electronic switch receives conducting after the trigger pip, the voltage acquisition unit 101 corresponding with this high frequency electronic switch gathers cell voltage, the battery voltage signal that collects is converted into digital signal by A/D converter 103, and transfers in the single-chip microcomputer 104, single-chip microcomputer 104 with the digital data transmission that receives to host computer 105, host computer 105 is stored the digital signal that receives, and has realized the convenient collection of batteries of electric automobile voltage.
Because in the battery for electric automobile voltage detecting gatherer process of reality, may be excessive because of the voltage signal of battery, and can not be identified by single-chip microcomputer, therefore another embodiment of the present utility model also discloses a kind of battery for electric automobile voltage detecting harvester.
As shown in Figure 2, a kind of cell voltage harvester comprises: plurality of voltages collecting unit 201, signals collecting port 202, signal conditioning circuit 206, A/D converter 203, single-chip microcomputer 204 and host computer 205; Wherein:
Plurality of voltages collecting unit 201, signal conditioning circuit 206 and single-chip microcomputer 204 link to each other with signals collecting port 202 respectively;
Single-chip microcomputer 204 also links to each other with A/D converter 203 with host computer 205 respectively;
A/D converter 203 links to each other with signal conditioning circuit 206;
Single-chip microcomputer 204 is used for trigger pip and gathers port 202, and the signals collecting port 202 after the triggering is used for control plurality of voltages collecting unit 201 and gathers battery voltage signal;
A/D converter 203 is used for the voltage signal after signal conditioning circuit 206 conditionings is converted into digital signal, and sends this digital signal;
Single-chip microcomputer 204 also is used for receiving the digital signal that A/D converter 203 sends, and sends this digital signal;
In the present embodiment, under the trigger action of single-chip microcomputer 204, signals collecting port 202 can be controlled the voltage acquisition unit corresponding with it 201 and gather cell voltage, obtain battery voltage signal, and it is carried out step-down and filtering by signal conditioning circuit 206 according to certain ratio, so that can correctly be identified by single-chip microcomputer 204 by the voltage signal after the conditioning, transfer in the A/D converter 203 through the voltage signal after the conditioning, A/D converter 203 is converted into digital signal with the voltage signal that receives and transfers in the single-chip microcomputer 204, single-chip microcomputer 204 again with the digital data transmission that receives to host computer 105, host computer 105 with the digital signal that receives the step-down ratio during according to signal condition amplify, obtain actual battery voltage value, and store, realized the accurate convenient collection of electric automobile than macrocell voltage.
In the above-described embodiments, be provided with high frequency electronic switch in the signals collecting port one 02; Can communicate by the RS232 communications protocol between single-chip microcomputer 104 and the host computer 105; Concrete, single-chip microcomputer 104 generates trigger pip, high frequency electronic switch receives conducting after the trigger pip, the voltage acquisition unit 101 corresponding with this high frequency electronic switch gathers cell voltage, conducting and closing control by 104 pairs of high frequency electronic switchs of single-chip microcomputer, and then different batteries carried out voltage acquisition, so that control procedure is more convenient, realized the convenient collection of batteries of electric automobile voltage.
For above-mentioned two embodiment, the utility model can also adopt the frequency acquisition of setting cell voltage in host computer, host computer triggers single-chip microcomputer according to the cell voltage frequency acquisition of setting, the trigger pip that the single-chip microcomputer basis receives is controlled the high frequency electronic switch in the corresponding signals collecting port, the corresponding signals collecting port of conducting gathers the voltage of corresponding battery by the voltage acquisition unit that links to each other with this signals collecting port.
Each embodiment adopts the mode of going forward one by one to describe in this instructions, and what each embodiment stressed is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (5)
1. a cell voltage harvester is characterized in that, comprising:
Be used for gathering the plurality of voltages collecting unit of battery voltage signal;
Link to each other, be used for controlling the signals collecting port that described plurality of voltages collecting unit gathers battery voltage signal with described plurality of voltages collecting unit;
Link to each other, be used for triggering the single-chip microcomputer of described signals collecting port with described signals collecting port;
Link to each other with described signals collecting port, be used for and be converted into digital signal through the battery voltage signal of described signals collecting port, and send the A/D converter of this digital signal;
Described single-chip microcomputer also links to each other with A/D converter, is used for receiving the digital signal that described A/D converter sends, and sends the single-chip microcomputer of this digital signal;
Link to each other, be used for reception with described single-chip microcomputer and store the host computer of the digital signal of described single-chip microcomputer transmission.
2. device according to claim 1 is characterized in that, also comprises:
Be connected to the signal conditioning circuit between described signals collecting port and the A/D converter, be used for the signal conditioning circuit that the voltage signal of described signals collecting port output is nursed one's health.
3. device according to claim 1 is characterized in that, is set with sample frequency in the described host computer, is used for triggering Single-chip Controlling signals collecting port.
4. device according to claim 1 is characterized in that, is provided with high frequency electronic switch in the described signals collecting port.
5. device according to claim 1 is characterized in that, the communication protocol between described single-chip microcomputer and the host computer is RS232 communication protocol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220141371 CN202693769U (en) | 2012-04-06 | 2012-04-06 | Battery voltage acquisition apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220141371 CN202693769U (en) | 2012-04-06 | 2012-04-06 | Battery voltage acquisition apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202693769U true CN202693769U (en) | 2013-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220141371 Expired - Lifetime CN202693769U (en) | 2012-04-06 | 2012-04-06 | Battery voltage acquisition apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN202693769U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103472399A (en) * | 2013-09-03 | 2013-12-25 | 福州开发区星云电子自动化有限公司 | Working condition collection system of power lithium battery packs |
| CN103884904A (en) * | 2014-03-03 | 2014-06-25 | 深圳市清友能源技术有限公司 | Battery pack voltage detecting device |
| CN105353201A (en) * | 2015-12-14 | 2016-02-24 | 浪潮(北京)电子信息产业有限公司 | Voltage data measurement method and system |
-
2012
- 2012-04-06 CN CN 201220141371 patent/CN202693769U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103472399A (en) * | 2013-09-03 | 2013-12-25 | 福州开发区星云电子自动化有限公司 | Working condition collection system of power lithium battery packs |
| CN103472399B (en) * | 2013-09-03 | 2015-12-02 | 福建星云电子股份有限公司 | Dynamic lithium battery group working condition acquiring system |
| CN103884904A (en) * | 2014-03-03 | 2014-06-25 | 深圳市清友能源技术有限公司 | Battery pack voltage detecting device |
| CN103884904B (en) * | 2014-03-03 | 2016-05-18 | 深圳市清友能源技术有限公司 | Battery voltage checkout gear |
| CN105353201A (en) * | 2015-12-14 | 2016-02-24 | 浪潮(北京)电子信息产业有限公司 | Voltage data measurement method and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUANGXI PROVINCE AUTOMOBILE GROUP CO., LTD. Free format text: FORMER NAME: WULING AUTOMOBILE CO., LTD., LIUZHOU |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 545007 Liuzhou Hexi Road, the Guangxi Zhuang Autonomous Region, No. 18 Patentee after: Guangxi company limited of automobile group Patentee after: Liuzhou Wuling Automobile Industry Co., Ltd. Address before: 545007 Liuzhou Hexi Road, the Guangxi Zhuang Autonomous Region, No. 18 Patentee before: Liuzhou Wuling Motors Co., Ltd. Patentee before: Liuzhou Wuling Automobile Industry Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130123 |