CN203930041U - Multifunctional electric energy meter is calibration device just - Google Patents
Multifunctional electric energy meter is calibration device just Download PDFInfo
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- CN203930041U CN203930041U CN201320877869.5U CN201320877869U CN203930041U CN 203930041 U CN203930041 U CN 203930041U CN 201320877869 U CN201320877869 U CN 201320877869U CN 203930041 U CN203930041 U CN 203930041U
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- 238000004891 communication Methods 0.000 claims abstract description 47
- 238000001514 detection method Methods 0.000 claims abstract description 31
- 230000006870 function Effects 0.000 claims abstract description 28
- 238000005259 measurement Methods 0.000 claims description 17
- 238000012360 testing method Methods 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 17
- 238000000034 method Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
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- 238000012797 qualification Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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Abstract
The utility model discloses just calibration device of a kind of multifunctional electric energy meter, there is power management module, MCU memory controller, metering module, current/voltage generating means, measure demonstration module, and ammeter detection module, on-line communication module, subsidiary function module, system arrange module, each device and module are connected with MCU memory controller by serial ports, have realized the communication between MCU memory controller and each module.Multifunctional electric energy meter of the present utility model is calibration device just, both can realize electric energy meter first revisal, can realize again electric energy meter Function detection, has simplified electric energy meter production procedure, reduces personnel's operation, increases detecting reliability, has improved production efficiency.
Description
Technical field
The utility model relates to electric energy meter calibrating apparatus, is specifically related to just calibration device of a kind of multifunctional electric energy meter, for production, making and the test of electric energy meter.
Background technology
In electric energy meter manufacturing enterprise, electric automation product manufacturing enterprise, conventionally adopt, compared with meter apparatus, electric energy meter is carried out to fast detecting, confirm electric energy meter performance.Have much about the technical scheme of electric energy meter checking device, the Chinese utility model patent that is CN202693782U such as publication number discloses a kind of single-phase electric energy meter tester, comprise testing apparatus, operation stage body and PC host computer, testing apparatus is connected with operation stage body by its interface board, and is connected with PC host computer by bus; Testing apparatus further comprises the measurement plate, power board and the communication board that are connected with interface board communication respectively; Measure plate, power board and communication board and adjust operating voltage by Switching Power Supply respectively.This tester can detect six electric energy meters simultaneously, realizes the quick consecutive numbers of table meter, shortens the production cycle.
But, along with electric energy meter industry constantly develops, and intelligent grid tries net in different countries, electric energy meter is far beyond former instrument of only measuring electricity consumption situation, various additional functions constantly realize on electric energy meter, by more complicated, comprehensive, personalized information display, for user brings more convenience, practicality.But the continuous increase of electric energy meter function is perfect, the thing followed is that production complexity also constantly increases.Utilize traditional production testing mode, the client who has been difficult to meet electric energy meter hands over phase, qualification rate.In order to reduce artificial mistake, to increase detecting reliability and efficiency, the multi-functional first calibration device of researching and developing a applicable production, detection is very necessary.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides just calibration device of a kind of multifunctional electric energy meter, comprise current/voltage generating means, measure demonstration module, and ammeter detection module, on-line communication module, subsidiary function module, system arrange module, both can realize electric energy meter first revisal, can realize again electric energy meter Function detection, simplify electric energy meter production procedure, minimizing personnel operation, increases detecting reliability, has improved production efficiency.
To achieve these goals, the utility model adopts following technical scheme.
Just calibration device of a kind of multifunctional electric energy meter, comprises power management module, MCU memory controller, metering module, and communication data is analyzed, processed to the storage of MCU memory controller also; This first calibration device also comprises current/voltage generating means, measures demonstration module; Power management module, metering module, current/voltage generating means, measurement show that module is connected with MCU memory controller by serial ports respectively, have realized the communication between MCU memory controller and each module.
Preferably, also comprise that ammeter detection module, on-line communication module, subsidiary function module, system arrange module.
In above-mentioned arbitrary technical scheme, preferably, described ammeter detection module comprises an interface, and described ammeter detection module is connected in to MCU memory controller.
In above-mentioned arbitrary technical scheme, preferably, described ammeter detection module also comprises ammeter measurement mechanism, the device that calibrates for error, selecting arrangement, hummer.
In above-mentioned arbitrary technical scheme, preferably, described ammeter measurement mechanism shows that by MCU memory controller and measurement module communication is connected, to realize the demonstration of ammeter measuring accuracy error.
In above-mentioned arbitrary technical scheme preferably, described in the device that calibrates for error be connected with hummer, exceed the warning after allowed band to realize error.
In above-mentioned arbitrary technical scheme, preferably, described selecting arrangement is connected with ammeter measurement mechanism, the device that calibrates for error, to realize the precision type of ammeter measurement, the selection setting of calculating the number of turns, electric meter constant, frequency of operation, error range.
In above-mentioned arbitrary technical scheme, preferably, described on-line communication module comprises an interface, and described on-line communication module is connected in to MCU memory controller.
In above-mentioned arbitrary technical scheme, preferably, described on-line communication module also comprises apparatus communication detection device.
In above-mentioned arbitrary technical scheme, preferably, described apparatus communication detection device is connected in MCU memory controller, to realize, communications protocol selection, port parameter setting and the test of tested module is reconnected to number of times.
In above-mentioned arbitrary technical scheme, preferably, described subsidiary function module comprises an interface, and described subsidiary function module is connected in to MCU memory controller.
In above-mentioned arbitrary technical scheme, preferably, described subsidiary function module also comprises temperature measuring equipment, RTC calibrating installation.
In above-mentioned arbitrary technical scheme preferably, described temperature measuring equipment, RTC(real-time clock) calibrating installation is connected in MCU memory controller, to realize ammeter temperature survey and RTC(real-time clock) calibration.
In above-mentioned arbitrary technical scheme, preferably, described system arranges module and comprises an interface, described system is arranged to module and be connected in MCU memory controller.
In above-mentioned arbitrary technical scheme, preferably, described system arranges module and also comprises system configuration module, CT(current transformer) proving installation.
In above-mentioned arbitrary technical scheme preferably, described system configuration module, CT(current transformer) proving installation is connected in MCU memory controller, with realize system arrange select and CT(current transformer) parameter testing.
Multifunctional electric energy meter of the present utility model is calibration device just, there is power management module, MCU memory controller, metering module, current/voltage generating means, measure demonstration module, and ammeter detection module, on-line communication module, subsidiary function module, system arrange module, each device and module are connected with MCU memory controller by serial ports, have realized the communication between MCU memory controller and each module.
Multifunctional electric energy meter of the present utility model is calibration device just, there is hardware and software two large divisions, hardware components comprises current/voltage generating means, measures demonstration module, and software section comprises that ammeter detection module, on-line communication module, subsidiary function module, system arrange module.The multifunctional electric energy meter of this structure is calibration device just, both can realize electric energy meter first revisal, can realize again electric energy meter Function detection, has simplified electric energy meter production procedure, reduces personnel's operation, increases detecting reliability, has improved production efficiency.
Brief description of the drawings
Fig. 1 is according to the just structural representation of a preferred embodiment of calibration device of multifunctional electric energy meter of the present utility model;
Fig. 2 is according to just hardware components and the mutual schematic diagram of software section of a preferred embodiment of calibration device of multifunctional electric energy meter of the present utility model;
Fig. 3 is according to the just ammeter detection module schematic diagram of a preferred embodiment of calibration device of multifunctional electric energy meter of the present utility model;
Fig. 4 is according to the just on-line communication module diagram of a preferred embodiment of calibration device of multifunctional electric energy meter of the present utility model;
Fig. 5 is according to the just subsidiary function module diagram of a preferred embodiment of calibration device of multifunctional electric energy meter of the present utility model;
Fig. 6 arranges module diagram according to the system of a preferred embodiment of the first calibration device of multifunctional electric energy meter of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated, below describe only conduct demonstration and explain, the utility model is not done to any pro forma restriction.
Multifunctional electric energy meter is as shown in Figure 1 calibration device just, there is power management module, MCU memory controller, metering module, current/voltage generating means, measure demonstration module, and ammeter detection module, on-line communication module, subsidiary function module, system arrange module, each device and module are connected with MCU memory controller by serial ports, have realized the communication between MCU memory controller and each module.
Further as shown in Figure 2, multifunctional electric energy meter just calibration device can be divided into hardware, software two large divisions, hardware components comprises current/voltage generating means, measures demonstration module, software section comprises that ammeter detection module, on-line communication module, subsidiary function module, system arrange module, and hardware components and software section are mutual by MCU Implementing Memory Controllers data.
Further as shown in Figures 3 to 6, ammeter detection module comprises an interface, and described ammeter detection module is connected in to MCU memory controller; Ammeter detection module also comprises ammeter measurement mechanism, the device that calibrates for error, selecting arrangement, hummer; Ammeter measurement mechanism shows that by MCU memory controller and measurement module communication is connected, to realize the demonstration of ammeter measuring accuracy error; The device that calibrates for error is connected with hummer, exceeds the warning after allowed band to realize error; Selecting arrangement is connected with ammeter measurement mechanism, the device that calibrates for error, to realize the precision type of ammeter measurement, the selection setting of calculating the number of turns, electric meter constant, frequency of operation, error range.On-line communication module comprises an interface, and described on-line communication module is connected in to MCU memory controller; On-line communication module also comprises apparatus communication detection device; Apparatus communication detection device is connected in MCU memory controller, to realize, communications protocol selection, port parameter setting and the test of tested module is reconnected to number of times.Subsidiary function module comprises an interface, and described subsidiary function module is connected in to MCU memory controller; Subsidiary function module also comprises temperature measuring equipment, RTC calibrating installation; Temperature measuring equipment, RTC calibrating installation are connected in MCU memory controller, to realize ammeter temperature survey and RTC calibration.System arranges module and comprises an interface, described system is arranged to module and be connected in MCU memory controller; System arranges module and also comprises system configuration module, CT proving installation; System configuration module, CT proving installation are connected in MCU memory controller, to realize system, selection and CT parameter testing are set.
The object that designs the first calibration device of this multifunctional electric energy meter is in order to enhance productivity, reducing people is the mistake causing, meet client and hand over the phase, realize and covering from electric energy meter first revisal to production procedures such as Function detection, greatly reduce personnel's multiple operation, repeatedly move the product secondary that causes and damage.The percent of pass of test process is provided simultaneously, helps production improvement production technology, improve and produce First Pass Yield.
Ammeter detection module is realized the basic precision measure of ammeter, shows the trueness error of tested electric energy meter, and the ammeter of simultaneously realizing exceeding error range carries out automatic error calibration, exceeds the situation of allowed band to calibrating rear error, adopts buzzer warning.And, can select to arrange to the frequency of the electric meter constant of the calculating number of turns of the precision type of measuring, measuring accuracy, measurement, permissible error scope, work.The precision of all measurement ammeters and the ratio of passing through are all kept in the storage chip of device, can download to computing machine by communication, and the analysis of summarizing, improves production procedure, improve and produce First Pass Yield.
On-line communication module has except to the communication setting of self, also has the communication detection function to tested ammeter, can realize the test of the hardware circuit to tested module communication interface.And selection, the parameter setting of PORT COM, the communication test that can carry out communications protocol unsuccessfully reconnect number of times.Communications protocol sets in advance related command, certainly can be by communication in process, and by command set auto levelizer and remain to storage chip.
Subsidiary function module, except realizing precision, the large basic functional blocks of communication two, has also increased other subsidiary function, comprises temperature survey and calibration, RTC(real-time clock) calibration.In view of current rate ammeter more and more universal, RTC(real-time clock in ammeter) accuracy more and more important, so for rate scale, RTC(real-time clock under the normal temperature that need to dispatch from the factory) arrange, simultaneously according to temperature variation, need real-time supplementing, so the correctness of temperature also needs the calibration of dispatching from the factory.
System arranges module and states in realization outside function, and whole system configuration can arrange the page in system and select, and is defaulted as just calibration device of above-mentioned electric energy meter.Can also select at present CT(current transformer) proving installation, realize CT(current transformer) parameter testing of error, DC component.
The above is only that preferred implementation of the present utility model is described; not that scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that the common engineering technical personnel in this area make the technical solution of the utility model, all should fall in the definite protection domain of claims of the present utility model.
Claims (6)
1. just calibration device of a multifunctional electric energy meter, comprise power management module, MCU memory controller, metering module, it is characterized in that: also comprise that current/voltage generating means, ammeter detection module, on-line communication module, subsidiary function module, system arrange module; Described power management module, metering module, current/voltage generating means are connected with MCU memory controller by serial ports respectively; Described ammeter detection module comprises an interface, ammeter measurement mechanism, the device that calibrates for error, selecting arrangement, hummer, and described ammeter detection module is connected in MCU memory controller by the interface of described ammeter detection module; Described on-line communication module comprises an interface, apparatus communication detection device, and described on-line communication module is connected in MCU memory controller by the interface of described on-line communication module; Described subsidiary function module comprises an interface, temperature measuring equipment, RTC calibrating installation, and described subsidiary function module is connected in MCU memory controller by the interface of described subsidiary function module; Described system arranges module and comprises an interface, CT proving installation, and the interface that described system arranges module arranges module by described system and is connected in MCU memory controller.
2. just calibration device of multifunctional electric energy meter as claimed in claim 1, is characterized in that: described in the device that calibrates for error be connected with hummer, exceed the warning after allowed band to realize error.
3. just calibration device of multifunctional electric energy meter as claimed in claim 1, it is characterized in that: described selecting arrangement is connected with ammeter measurement mechanism, the device that calibrates for error, to realize the precision type of ammeter measurement, the selection setting of calculating the number of turns, electric meter constant, frequency of operation, error range.
4. just calibration device of multifunctional electric energy meter as claimed in claim 1, is characterized in that: described apparatus communication detection device is connected in MCU memory controller, to realize, communications protocol selection, port parameter setting and the test of tested module is reconnected to number of times.
5. just calibration device of multifunctional electric energy meter as claimed in claim 1, is characterized in that: described temperature measuring equipment, RTC calibrating installation are connected in MCU memory controller, to realize ammeter temperature survey and RTC calibration.
6. just calibration device of multifunctional electric energy meter as claimed in claim 1, is characterized in that: described system configuration module, CT proving installation are connected in MCU memory controller, to realize system, selection and CT parameter testing is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320877869.5U CN203930041U (en) | 2013-12-27 | 2013-12-27 | Multifunctional electric energy meter is calibration device just |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320877869.5U CN203930041U (en) | 2013-12-27 | 2013-12-27 | Multifunctional electric energy meter is calibration device just |
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| Publication Number | Publication Date |
|---|---|
| CN203930041U true CN203930041U (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320877869.5U Expired - Lifetime CN203930041U (en) | 2013-12-27 | 2013-12-27 | Multifunctional electric energy meter is calibration device just |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104535958A (en) * | 2014-12-22 | 2015-04-22 | 国家电网公司 | Full-automatic testing system and method for electric energy meter environment temperature influence tests |
| CN105911507A (en) * | 2016-04-21 | 2016-08-31 | 国网上海市电力公司 | Electric energy meter function test device |
-
2013
- 2013-12-27 CN CN201320877869.5U patent/CN203930041U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104535958A (en) * | 2014-12-22 | 2015-04-22 | 国家电网公司 | Full-automatic testing system and method for electric energy meter environment temperature influence tests |
| CN105911507A (en) * | 2016-04-21 | 2016-08-31 | 国网上海市电力公司 | Electric energy meter function test device |
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| CX01 | Expiry of patent term |
Granted publication date: 20141105 |