CN202975281U - Grouping instrument for storage batteries - Google Patents
Grouping instrument for storage batteries Download PDFInfo
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- CN202975281U CN202975281U CN 201220694737 CN201220694737U CN202975281U CN 202975281 U CN202975281 U CN 202975281U CN 201220694737 CN201220694737 CN 201220694737 CN 201220694737 U CN201220694737 U CN 201220694737U CN 202975281 U CN202975281 U CN 202975281U
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Abstract
The utility model discloses a grouping instrument for storage batteries. A bleeder circuit is connected with a conditioning circuit, the conditioning circuit is connected with an A/D (analog/digital) sampling module, and the A/D sampling module is connected with an MCU (micro control unit) main control circuit. The MCU main control circuit is respectively connected with a keyboard input module, an LCD (liquid crystal display) display module and a USB (universal serial bus) communication module which is connected with an upper computer. According to the technical scheme, the grouping instrument has common functions of data collection, storage, communication and automatic grouping for battery grouping and storage and printing of a grouping report and the like. Consistency of the grouping instrument for the storage batteries is enhanced, and successful rate of the grouping instrument is improved. The battery grouping means is simple, visual, efficient, convenient, and low in cost, simple and convenient to use; and evaluation of advantages and disadvantages of the storage batteries can be performed by a scientific and rapid method.
Description
Technical field
The utility model belongs to the technical field of accumulator.Specifically, the utility model relates to a kind of portable storage battery combo instrument.
Background technology
At present, most domestic battery manufacturer man still adopts original artificial method for group matching, and is not only consuming time, and consumption power.Some combo instrument products have appearred on market, though adopt advanced current tracking technology that precision is significantly improved, plurality of groups of storage batteries tested simultaneously, and the report of automatic printing combo, but many drawbacks of these combo instrument ubiquity the following stated:
Existing combo instrument product can not be realized the consistance to the battery discharging process monitoring, so that the voltage comparability of every group storage battery of surveying is poor, thereby affects battery combo success ratio;
Existing combo instrument adopts the parallel charge-discharge mode to carry out Making sets of batteries, and traditional series-connection charge-discharge combo technological process is had very large change, needs could use after enterprise's replacing charging/discharging apparatus, makes the combo instrument involve great expense;
Each battery is controlled separately, cause complexity in circuits to improve, cost significantly increases, and the collection terminal is connected on accumulator for a long time, easily corroded by battery acid liquid, thereby cause the difference in size of each road collection terminal contact resistance larger, cause larger collection deviation, affect battery combo success ratio.
More existing combo instrument exist also that voltage detecting is more difficult, precision is difficult to the problems such as assurance.
Summary of the invention
The utility model provides a kind of Making sets of batteries instrument, its objective is consistance, the raising combo efficient that realizes the battery discharging process monitoring and reduces the equipment complexity.
To achieve these goals, the technical scheme taked of the utility model is:
Making sets of batteries instrument provided by the utility model, be used for the combo of plurality of groups of storage batteries and the quality of assessment accumulator property, described Making sets of batteries instrument comprises MCU governor circuit, A/D sampling module, modulate circuit, keyboard load module, LCD display module, bleeder circuit, USB communication module, host computer; Described bleeder circuit is connected with modulate circuit, and modulate circuit is connected with the A/D sampling module, and the A/D sampling module is connected with the MCU governor circuit; Described MCU governor circuit also is connected with the keyboard load module respectively, the LCD display module is connected and the USB communication module is connected; Described USB communication module is connected with host computer.
Described Making sets of batteries instrument also is provided with power supply and voltage monitoring module.
The main control chip of described MCU governor circuit adopts C8051F340.
Described A/D sampling module adopts four and half accurate analog to digital converter TLC7135C as analog to digital converter.
Described LCD display module adopts the OCMJ4X8C-14 liquid crystal display.
In order to realize the goal of the invention identical with technique scheme, the utility model also provides the method for group matching of above-described Making sets of batteries instrument, and its technical scheme is:
When carrying out combo, the method that employing is made up the difference and processed the survey battery tension, need to obtain to make up the difference data in the combo process: for this reason, from battery production producer obtain with a collection of accumulator of producing several, on charge and discharge platform, accumulator is discharged and recharged detection; Begin to detect voltage in battery discharging during to load voltage value, detected once every one second, continue 30 minutes; Stop when perhaps battery tension drops to a certain setting value detecting, record each second and survey the battery tension data, and according to same method, other a plurality of accumulators are measured, process recorded at last, cast out each accumulator of surveying maximal value, the minimum value of the voltage of surveying at one time, get its mean value, generate the combo data of making up the difference;
When measuring a group storage battery voltage, select same group of First measuring battery time benchmark for referencial use, elapsed time t measures second battery tension again after second, send second battery tension to described host computer by the USB communication module, described host computer is found out the magnitude of voltage U1 with survey magnitude of voltage error minimum in combo is made up the difference data; In combo was made up the difference data, described host computer was found out the magnitude of voltage U2 before time t second again take U1 as benchmark, by described host computer, U1, U2 are done subtraction, and difference and the voltage of second accumulator of surveying are done additive operation, carried out the voltage processing of making up the difference; In like manner, can record the sparking voltage of same each accumulator of time, namely realize the consistance of same group storage battery discharge process monitoring;
When measuring, first choose the accumulator group number, carry out button by described keyboard load module and select the corresponding main interface model of combo instrument, the main interface model of described combo instrument comprises the combo pattern, the pattern of making up the difference, dc voltage measurement pattern, USB pattern, button confirm to enter the voltage measurement pattern; After the measurement battery tension is stable, press acknowledgement key storage voltage value and Measuring Time; After storing successfully, enter next time and measure; Accumulators store of every measurement once, event memory stores described host computer into by described USB communication module, described host computer is by the combo that has the generated data of making up the difference, and to the processing of making up the difference of transmission result, obtains accumulator discharge curve at one time; By battery discharging curve relatively, realize efficiently combo easily of accumulator.
The utility model adopts technique scheme, a kind of portable storage battery intelligence combo instrument is provided, this combo instrument not only possesses the common functions such as combo data acquisition, storage, communication, automatic combo, storage and the report of printing combo, but also has the make up the difference function of data and match battery discharge curve of automatic generation combo, strengthen the consistance of Making sets of batteries instrument, thereby improved the Making sets of batteries success ratio; By the comparison to survey battery discharging curve, select institute's battery discharging curve of surveying more consistent be made into one group, this combo mode is not only simple, intuitively, and efficiently, and is convenient; Cost is low, easy to use, the function that has kept traditional combo technique has, high precision collecting high in real time to the battery tension data, and carry out communication, data transmission with host computer, function that data are preserved, inquired about and delete and high combo success ratio; Can realize more directly perceived, more efficient, more easily the combo to accumulator; Can also directly assess with means more scientific, more efficiently the quality quality of accumulator simultaneously.
Description of drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail;
Fig. 1 is the structured flowchart of Making sets of batteries instrument of the present utility model;
Fig. 2 is the MCU governor circuit figure in Fig. 1;
Fig. 3 is power supply and the voltage monitoring module circuit diagram in Fig. 1;
Fig. 4 is the A/D sampling module circuit diagram in Fig. 1;
Fig. 5 is the modulate circuit figure in Fig. 1;
Fig. 6 is the LCD display module circuit diagram in Fig. 1;
Fig. 7 is the keyboard load module circuit diagram in Fig. 1;
Fig. 8 is the bleeder circuit figure in Fig. 1;
Fig. 9 is the USB communication module circuit diagram in Fig. 1.
Be labeled as in Fig. 1:
1, MCU governor circuit, 2, power supply and voltage monitoring module, 3, the A/D sampling module, 4, modulate circuit, 5, the keyboard load module, 6, the LCD display module, 7, bleeder circuit, 8, the USB communication module, 9, host computer.
Embodiment
The below contrasts accompanying drawing, by the description to embodiment, embodiment of the present utility model is described in further detail, and to help those skilled in the art, inventive concept of the present utility model, technical scheme is had more complete, accurate and deep understanding.
To structure of the present utility model shown in Figure 9, for a kind of portable storage battery intelligence combo instrument, be used for the combo of plurality of groups of storage batteries and the quality of assessment accumulator property as Fig. 1, fast and accurately accumulator carried out combo.
In order to solve the problem that prior art exists and to overcome its defective, realization to the consistance of battery discharging process monitoring, improve combo efficient, realize the combo instrument to accumulator combo and reduce the goal of the invention of equipment complexity fast and accurately, the technical scheme that the utility model is taked is:
As shown in Figure 1, Making sets of batteries instrument provided by the utility model, described Making sets of batteries instrument comprises MCU governor circuit 1, A/D sampling module 3, modulate circuit 4, keyboard load module 5, LCD display module 6, bleeder circuit 7, USB communication module 8, host computer 9; Described bleeder circuit 7 is connected with modulate circuit 4, and modulate circuit 4 is connected with A/D sampling module 3, and A/D sampling module 3 is connected with MCU governor circuit 1; Described MCU governor circuit 1 also is connected with keyboard load module 5 respectively, LCD display module 6 is connected and USB communication module 8 is connected; Described USB communication module 8 is connected with host computer 9.
Described USB communication module 8 is realized the communication of combo instrument and described host computer 9, the data of measuring is passed to described host computer 9 make combo and process, and described combo instrument master interface model has the combo pattern, the pattern of making up the difference, dc voltage measurement pattern.Can select the corresponding main interface model of combo instrument by described keyboard load module 5.
Described USB communication module 8 is connected with D+, D-, GND, the VBUS mouth of described MCU governor circuit 1 main control chip C8051F340, be mainly used in realizing the communication of combo instrument and described host computer 9, the data of measuring are passed to described host computer 9, described host computer 9 is made up the difference data to the processing of making up the difference of measured result by the combo that has generated, and makes combo by described host computer 9 and process.
Described LCD display module 6 shows real-time voltage data and the battery group of surveying, platform number.
Described LCD display module 6 adopts the LCD12864 liquid crystal display, and LCD12864 is connected with the P3 mouth of described MCU governor circuit 1 main control chip C8051F340.
Described modulate circuit 4 major functions are that described bleeder circuit 7 battery voltage signal of exporting conditioning is converted to the voltage signal that described A/D sampling module 3 inputs allow.
The utility model is for the drawback of combo instrument in prior art, above-described portable storage battery intelligence combo instrument has been proposed, this combo instrument not only possesses the common functions such as combo data acquisition, storage, communication, automatic combo, storage and the report of printing combo, but also has the make up the difference function of data and match battery discharge curve of automatic generation combo, strengthen the consistance of Making sets of batteries instrument, thereby improved the Making sets of batteries success ratio.Portable storage battery combo instrument of the present utility model is mainly to have adopted a kind of voltage disposal route of making up the difference, and processes and can accomplish consistance to the monitoring of all battery discharge procedures by making up the difference.
Described Making sets of batteries instrument also is provided with power supply and voltage monitoring module 2.Described power supply and voltage monitoring module 2 provide required operating voltage and the battery case input voltage are monitored for main control chip C8051F340, described A/D sampling module 3, described modulate circuit 4, described LCD display module 6.
Described power supply and voltage monitoring module 2 major functions are operation voltages of initialization circuit and provide required operating voltage to main control chip C8051F340, A/D sampling module 3, modulate circuit 4, LCD display module 6.
Described bleeder circuit 7 adopts stabilivolt in parallel with resistance, makes the cell voltage of sampling be suitable for the maximum voltage that described A/D sampling module 3 sampling inputs allow.Because battery tension inputs greater than the A/D sampling maximum voltage that allows usually, so can adopt this design circuit as the bleeder circuit of described combo instrument.
The main control chip of described MCU governor circuit 1 adopts C8051F340, realizes the system resource configuration and is connected with each module.The microcontroller circuit that is made of C8051F340 mainly comprises digital peripherals, analog peripheral, as USB controller, voltage adjuster, storer, clock source etc.Adopt C8051F340 can realize system's each several part easily as MCU governor circuit chip resource distribution and be connected.
Described A/D sampling module 3 adopts four and half accurate analog to digital converter TLC7135C as analog to digital converter.
Described A/D sampling module 3 adopts the modulus conversion chip TLC7135C that precision is high, antijamming capability is strong, this chip is a kind of four and half accurate modulus conversion chips, adopt the output of multichannel binary-coded decimal, input impedance is high, can automatic zero set (AZS), have accurate Differential input circuit, lower upset error and super, under-voltage output signal.
the voltage signal that this chip is exported described modulate circuit 4 converts digital signal to and gives main control chip C8051F340, the data that described MCU governor circuit 1 will be measured at every turn store the storage unit of main control chip C8051F340 into, the complete one group of data of every survey send described host computer 9 to by described USB communication module 8 is disposable, and select required combo pattern by described keyboard load module 5, described host computer 9 is made up the difference data to the processing of making up the difference of transmission result by the combo that has generated, obtain accumulator discharge curve at one time, and show in real time the magnitude of voltage of the accumulator of surveying by described LCD display module 6, group number and platform number.
described A/D sampling module 3 is selected chip TLC7135C, the UR of described chip TLC7135C, OR, STROBE, POL, B1, B2, B4, the B8 mouth respectively with the P1.7 of described MCU governor circuit 1 main control chip C8051F340, P1.6, P0.6, P1.4, P1.0, P1.1, P1.2, the P1.3 mouth is connected, its major function is to convert the voltage signal on the A/D mouth to digital signal to give described main control chip C8051F340, described A/D sample circuit is to adopt TLC7135C as analog to digital converter, TLC7135C is a kind of four and half accurate analog to digital converters, it has following characteristic: as the 0 corresponding null value output of V voltage input, 1pA typical case input current, input on the occasion of difference, the output of multichannel binary-coded decimal, lower upset error, interface with UART or the permission of microprocessor control signal, TTL compatible output etc., because it has characteristic like this, so easily realize the collection of described invention combo instrument data and the data communication of microprocessor.
Described LCD display module 6 adopts the OCMJ4X8C-14 liquid crystal display.
Described keyboard load module 5 is connected with the P4 mouth of described MCU governor circuit 1 main control chip C8051F340, is mainly used in the operator and selects combo instrument mode of operation.
The beneficial effects of the utility model are as follows:
By the comparison to survey battery discharging curve, select institute's battery discharging curve of surveying more consistent be made into one group, this combo mode is not only simple, and is intuitively, and efficiently, convenient;
Portable storage battery intelligence combo instrument of the present utility model, cost is low, easy to use, kept traditional combo technique, have, high precision collecting high in real time to the battery tension data, and carry out communication, data transmission with host computer, function that data are preserved, inquired about and delete and high combo success ratio.Can be more directly perceived, more efficient, realize more easily the combo to accumulator;
Can also directly assess with means more scientific, more efficiently the quality quality of accumulator simultaneously.
In order to realize the goal of the invention identical with technique scheme, the utility model also provides the method for group matching of above-described Making sets of batteries instrument, and its technical scheme is:
Because the measurement to each accumulator can not be carried out simultaneously, and actual requirement is that monitoring to all battery discharging processes will keep consistency when carrying out combo, namely accumulator at one time institute's measuring piezoelectric voltage comparability is just arranged.In order to overcome this kind difficulty, when carrying out combo,
adopted the method that the survey cell voltage is made up the difference and processed, the part of described portable storage battery combo instrument key is exactly the acquisition of data of making up the difference in the combo process, need for this reason from battery production producer obtain with a collection of accumulator of producing several, on charge and discharge platform, battery is discharged and recharged detection, begin to detect voltage during to load voltage value in battery discharging, detected once every one second, continued 30 minutes or battery tension stops detecting when dropping to a certain setting value, record each second and survey the battery tension data, and according to same method, other a plurality of accumulators are measured, process recorded at last, cast out each accumulator of surveying maximal value of the voltage of surveying at one time, minimum value, get its mean value and generate combo data of making up the difference.
When measuring a group storage battery voltage, select same group of First measuring battery time benchmark for referencial use, elapsed time t measures second battery tension again after second, send second battery tension to described host computer 9 by USB communication module 8, described host computer 9 is found out the magnitude of voltage U1 with survey magnitude of voltage error minimum in combo is made up the difference data; In combo is made up the difference data, described host computer 9 is found out the magnitude of voltage U2 of time t before second again take U1 as benchmark, 9 couples of U1, U2 do subtraction by described host computer, and the voltage of difference and second accumulator of surveying is done additive operation, carry out the voltage processing of making up the difference; In like manner, can record the sparking voltage of same each accumulator of time, namely realize the consistance of same group storage battery discharge process monitoring;
When measuring, first choose the accumulator group number, carry out button by described keyboard load module 5 and select the corresponding main interface model of combo instrument, the main interface model of described combo instrument comprises the combo pattern, the pattern of making up the difference, dc voltage measurement pattern, USB pattern, button confirm to enter the voltage measurement pattern; After the measurement battery tension is stable, press acknowledgement key storage voltage value and Measuring Time; After storing successfully, enter next time and measure; Accumulators store of every measurement once, event memory stores described host computer 9 into by described USB communication module 8, described host computer 9 is by the combo that has the generated data of making up the difference, and to the processing of making up the difference of transmission result, obtains accumulator discharge curve at one time; By battery discharging curve relatively, realize efficiently combo easily of accumulator.
The above is exemplarily described the utility model by reference to the accompanying drawings; obviously the utility model specific implementation is not subject to the restrictions described above; as long as adopted the improvement of the various unsubstantialities that method of the present utility model design and technical scheme carry out; or without improving, design of the present utility model and technical scheme are directly applied to other occasion, all within protection domain of the present utility model.
Claims (5)
1. Making sets of batteries instrument, be used for the combo of plurality of groups of storage batteries and the quality of assessment accumulator property, it is characterized in that: described Making sets of batteries instrument comprises MCU governor circuit (1), A/D sampling module (3), modulate circuit (4), keyboard load module (5), LCD display module (6), bleeder circuit (7), USB communication module (8), host computer (9); Described bleeder circuit (7) is connected with modulate circuit (4), and modulate circuit (4) is connected with A/D sampling module (3), and A/D sampling module (3) is connected with MCU governor circuit (1); Described MCU governor circuit (1) also is connected with keyboard load module (5) respectively, LCD display module (6) is connected and USB communication module (8) is connected; Described USB communication module (8) is connected with host computer (9).
2. according to Making sets of batteries instrument claimed in claim 1, it is characterized in that: described Making sets of batteries instrument also is provided with power supply and voltage monitoring module (2).
3. according to Making sets of batteries instrument claimed in claim 1, it is characterized in that: the main control chip of described MCU governor circuit (1) adopts C8051F340.
4. according to Making sets of batteries instrument claimed in claim 1, it is characterized in that: described A/D sampling module (3) adopts four and half accurate analog to digital converter TLC7135C as analog to digital converter.
5. according to Making sets of batteries instrument claimed in claim 1, it is characterized in that: described LCD display module (6) adopts the OCMJ4X8C-14 liquid crystal display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220694737 CN202975281U (en) | 2012-12-15 | 2012-12-15 | Grouping instrument for storage batteries |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220694737 CN202975281U (en) | 2012-12-15 | 2012-12-15 | Grouping instrument for storage batteries |
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| CN202975281U true CN202975281U (en) | 2013-06-05 |
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| CN 201220694737 Expired - Fee Related CN202975281U (en) | 2012-12-15 | 2012-12-15 | Grouping instrument for storage batteries |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103048627A (en) * | 2012-12-15 | 2013-04-17 | 安徽工程大学 | Storage battery matching instrument and matching method thereof |
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2012
- 2012-12-15 CN CN 201220694737 patent/CN202975281U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103048627A (en) * | 2012-12-15 | 2013-04-17 | 安徽工程大学 | Storage battery matching instrument and matching method thereof |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20130605 Termination date: 20151215 |
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| EXPY | Termination of patent right or utility model |