CN110161403A - A kind of single-phase intelligent electric energy meter relay driving chip-detecting apparatus - Google Patents
A kind of single-phase intelligent electric energy meter relay driving chip-detecting apparatus Download PDFInfo
- Publication number
- CN110161403A CN110161403A CN201910546674.4A CN201910546674A CN110161403A CN 110161403 A CN110161403 A CN 110161403A CN 201910546674 A CN201910546674 A CN 201910546674A CN 110161403 A CN110161403 A CN 110161403A
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- China
- Prior art keywords
- energy meter
- microcontroller
- electric energy
- relay driving
- driving chip
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- 238000001514 detection method Methods 0.000 claims abstract description 20
- 238000012360 testing method Methods 0.000 claims abstract description 20
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 14
- 238000004891 communication Methods 0.000 claims abstract description 13
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 3
- 238000013500 data storage Methods 0.000 claims description 8
- 210000000352 storage cell Anatomy 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 7
- 238000003860 storage Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 2
- 229910052744 lithium Inorganic materials 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 17
- 238000013461 design Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 9
- 238000003466 welding Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Engineering & Computer Science (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The present invention relates to relay driving chip testing is used on electric energy meter.A kind of single-phase intelligent electric energy meter relay driving chip-detecting apparatus of Function detection, performance detection with the relay driving chip on electric energy meter.It can automatically detect relay driving chip functions and performance.By liquid crystal display test result, sound-light alarm is carried out to test result by backlight, LED light, buzzer.Testing result is stored by the EEPROM in device.The automatic collection for realizing tested electrical energy meter relay driving chip testing result data, the efficiency for improving electric energy meter production, guarantee product quality at the production capacity for improving electric energy meter manufacturing enterprise；Circuit structure is simple, design is reasonable, and the operation is stable, manufacturing cost is low, and working service is easy.Its technical solution circuit includes the bidirectional data exchange channel of the foundation such as microcontroller, relay control module, voltage detection module, power module, liquid crystal display, RS485 communication module, acousto-optic warning unit, real-time clock.
Description
Technical field:
The present invention relates to relay driving chip testing is used on electric energy meter.With the relay driving chip on electric energy meter
Function detection, performance detection a kind of single-phase intelligent electric energy meter relay driving chip-detecting apparatus.
A kind of single-phase intelligent electric energy meter relay driving chip-detecting apparatus of the invention, can automatically detect relay
Driving chip function and performance.By liquid crystal display test result, by backlight, LED light, buzzer to test result carry out sound
Light alarm.Testing result is stored by the EEPROM in device.Realize tested electrical energy meter relay driving chip inspection
The automatic collection of result data is surveyed, the efficiency for improving electric energy meter production, guarantees product matter at the production capacity for improving electric energy meter manufacturing enterprise
Amount；Circuit structure is simple, design is reasonable, and the operation is stable, manufacturing cost is low, and working service is easy.
Background technique:
In electric energy meter production process, the key link for entering factory and being detected as guarantee electric energy meter quality of device, therefore device
Function and performance detection are always a stubborn problem, and device function, which detects not, improves production in still electric energy meter manufacturing enterprise
One important link of efficiency, and the bad quality that can seriously affect product that device function and performance detection are done, to improve
The detection efficiency of device used before welding on electric energy meter, designs and produces the detection device, improves electric energy meter production efficiency and matter
Amount.
Summary of the invention:
(1), the purpose invented
For the detection efficiency of device used on raising electric energy meter before welding, the detection device is designed and produced, electric energy is improved
The device of table production efficiency and quality, the production capacity for improving electric energy meter manufacturing enterprise, guarantee product quality.
(2), technical solution
The technical program is a kind of single-phase intelligent electric energy meter relay driving chip-detecting apparatus, including shell and setting
In the intracorporal signal processing circuit of shell, the signal processing circuit includes microcontroller, relay control module, voltage detecting
The two-way number of the foundation such as module, power module, liquid crystal display, RS485 communication module, acousto-optic warning unit, real-time clock
According to interchange channel.RS485 communication module for communication command transmission and by the number of tested electrical energy meter relay driving chip
According to being sent to detection device；Real-time clock provides clock signal for microcontroller；The microcontroller passes through SCL, SDA and number
Data access is carried out according to storage unit；The microcontroller also with relay control module, power module, liquid crystal display list
Member, acousto-optic warning unit are connected；Relay control module is used to detect the state of relay in tested electric energy meter；The power supply
Module is used to power to microcontroller, and acousto-optic warning unit and liquid crystal display are used to indicate current detecting state.
Working principle: using the microcontroller of super low-power consumption.By microcontroller send to the order of relay switching on come
The function and performance for detecting relay driving chip are completed the detection of relay driving chip by IC crimping, have been detected
Driving chip after can be welded with bio-occlusion SMT to be used.By liquid crystal display test result, pass through backlight, LED light, buzzing
Device carries out sound-light alarm to test result.Testing result is stored by the EEPROM in device.
Advantages of the present invention:
The present invention is applicable in single-phase intelligent electric energy meter and is detected with relay driving chip, can automatically detect relay driving core
Piece function and performance.By liquid crystal display test result, acousto-optic report is carried out to test result by backlight, LED light, buzzer
It is alert.Testing result is stored by the EEPROM in device.
Promote quality and efficiency that electric energy meter component enters factory's detection.It improves the production capacity of electric energy meter manufacturing enterprise, guarantee
Product quality.
Detailed description of the invention:
Fig. 1 is schematic block circuit diagram of the invention；
Fig. 2 is the circuit diagram of microcontroller of the invention；
Fig. 3 is the circuit diagram of data storage cell of the invention；
Fig. 4 is the circuit diagram of relay control module of the invention；
Fig. 5 is the circuit diagram of power module of the invention；
Fig. 6 is the circuit diagram of liquid crystal display of the invention；
Fig. 7 is the circuit diagram of RS485 communication module of the invention；
Fig. 8 is the circuit diagram of sound-light alarm of the invention；
Fig. 9 is the circuit diagram of real-time clock of the invention.
Specific embodiment
Implementation of the invention is described in further detail with reference to the accompanying drawing.
By Fig. 1-Fig. 9 it is found that a kind of single-phase intelligent electric energy meter relay driving chip-detecting apparatus of the invention, including
In the intracorporal signal processing circuit of shell, the signal processing circuit includes microcontroller 4, relay control mould for shell and setting
Block 1, power module 8, liquid crystal display 2, RS485 communicate 7, acousto-optic warning unit 3, real-time clock 6, data storage cell 5
Establish bidirectional data exchange channel, function of the RS485 communication 3 for the communication command control real-time relay driving chip of microcontroller
Can, performance detection switching, real-time clock 6 is that microcontroller provides clock signal, the microcontroller 4 by SCL, SDA and
Data storage cell 5 carry out data access, the microcontroller 4 also with relay control module 1, power module 8, display mould
Block 5, indicator light 6 are connected, and whether control relay circuit 1 can be normal right for detecting relay driving chip in tested electric energy meter
Relay switching on, the power module 8 are used to power to microcontroller, and acousto-optic warning unit 3 and liquid crystal display 2 are used
In instruction current detecting state and testing result.
The power module 8 includes external power supply, battery and power-switching circuit, and the external power supply and battery divide
It is not connected with power-switching circuit, powers when external power supply is connected for circuit to microcontroller 4, when battery is used for circuit conversion
It powers to microcontroller 4, power-switching circuit is for external power supply power supply, battery powered automatic conversion.
The battery uses lithium battery.
The model FM3318 that the microcontroller 4 uses, real-time clock 6 use FM3318 onboard clock chip, number
According to the chip that storage unit 5 uses for AT24C512.Storage to detection data result
A kind of single-phase intelligent electric energy meter of the invention is with relay driving chip-detecting apparatus mainly by shell, microcontroller
4, data storage cell 5, relay control module 1, power module 8, liquid crystal display 2, RS485 communicate 7, sound-light alarm list
Member 3, real-time clock 6 form.Microcontroller 4 is the core of signal processing circuit using the FM3318 single-chip microcontroller of super low-power consumption, micro-
Controller 4 reads the data of tested electric energy meter according to communication command or setting parameter timing by RS485 communication 7, and passes through
RS485 communication 3 sends detection device for information such as the data of tested electric energy meter, relay status and voltage status and deposits
Storage, for checking at any time, data storage cell 5 uses AT24C512, for storing tested electrical energy meter relay driving chip
Data；Relay control module 1 is used to detect tested electrical energy meter relay driving chip to relay driving state, and will
Information sends microcontroller 4 to；Real-time clock 6 uses FM3318 onboard clock, for providing clock signal for microcontroller 4,
Acousto-optic warning unit 3 and liquid crystal display 2 are used to indicate current detecting state and testing result.
Claims (5)
1. a kind of single-phase intelligent electric energy meter relay driving chip-detecting apparatus, including shell and setting are in the intracorporal signal of shell
Processing circuit two parts composition.
2. according to claim 1 be arranged in the intracorporal signal processing circuit of shell, it is characterised in that: microcontroller 4, relay
Device detection module 1, power module 8, liquid crystal display 2, RS485 communication 7, acousto-optic warning unit 3, real-time clock 6, data are deposited
Storage unit 5 establishes bidirectional data exchange channel, and RS485 communication 3 controls the real-time relay driving of microcontroller for communication command
The function of chip, performance detection switching, real-time clock 6 provide clock signal for microcontroller, and the microcontroller 4 passes through
SCL, SDA and data storage cell 5 carry out data access, the microcontroller 4 also with relay test module 1, power supply mould
Block 8, data storage cell 5, indicator light 6 are connected, and relay test module 1 is for detecting relay driving core in tested electric energy meter
Piece whether can normally to relay switching on, the power module 8 for giving microcontroller power supply, acousto-optic warning unit 3 and
Display module 2 is used to indicate current detecting state and testing result.
3. power module 8 according to claim 2 includes external power supply, battery and power-switching circuit, the outside
Power supply and battery are connected with power-switching circuit respectively, power when external power supply is connected for circuit to microcontroller 4, and battery is used
It powers when circuit turns disconnected to microcontroller 4, power-switching circuit is for external power supply power supply, battery powered automatic conversion.
4. battery according to claim 2 uses lithium battery.
5. the model FM3318 that microcontroller 4 according to claim 2 uses, real-time clock 4 is using built in FM3318
Clock chip, the chip that data storage cell 5 uses is AT24C512.Storage to detection data result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910546674.4A CN110161403A (en) | 2019-06-17 | 2019-06-17 | A kind of single-phase intelligent electric energy meter relay driving chip-detecting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910546674.4A CN110161403A (en) | 2019-06-17 | 2019-06-17 | A kind of single-phase intelligent electric energy meter relay driving chip-detecting apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110161403A true CN110161403A (en) | 2019-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910546674.4A Pending CN110161403A (en) | 2019-06-17 | 2019-06-17 | A kind of single-phase intelligent electric energy meter relay driving chip-detecting apparatus |
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| CN (1) | CN110161403A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110806539A (en) * | 2019-11-26 | 2020-02-18 | 深圳赛意法微电子有限公司 | Detector for relay and driving chip |
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|---|---|---|---|---|
| CN202305756U (en) * | 2011-11-01 | 2012-07-04 | 深圳市航天泰瑞捷电子有限公司 | Relay service life tester and relay service life test system |
| CN203433025U (en) * | 2013-09-22 | 2014-02-12 | 哈尔滨汇鑫仪器仪表有限责任公司 | Intelligent monitor for electricity larceny prevention |
| CN103592615A (en) * | 2013-01-10 | 2014-02-19 | 国家电网公司 | Intelligent testing device of built-in load switch of electric energy meter |
| CN204405828U (en) * | 2014-12-17 | 2015-06-17 | 哈尔滨汇鑫仪器仪表有限责任公司 | A kind of New single-phase intelligent electric energy meter pick-up unit |
| CN205787003U (en) * | 2016-01-29 | 2016-12-07 | 哈尔滨汇鑫仪器仪表有限责任公司 | A kind of PCB intelligent detection device |
| CN107024650A (en) * | 2016-01-29 | 2017-08-08 | 哈尔滨汇鑫仪器仪表有限责任公司 | A kind of PCB intelligent detection devices |
| CN207380206U (en) * | 2017-09-07 | 2018-05-18 | 广东电网有限责任公司电力科学研究院 | It is a kind of to take the control external System for Circuit Breaker device for detecting performance of electric energy meter |
-
2019
- 2019-06-17 CN CN201910546674.4A patent/CN110161403A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202305756U (en) * | 2011-11-01 | 2012-07-04 | 深圳市航天泰瑞捷电子有限公司 | Relay service life tester and relay service life test system |
| CN103592615A (en) * | 2013-01-10 | 2014-02-19 | 国家电网公司 | Intelligent testing device of built-in load switch of electric energy meter |
| CN203433025U (en) * | 2013-09-22 | 2014-02-12 | 哈尔滨汇鑫仪器仪表有限责任公司 | Intelligent monitor for electricity larceny prevention |
| CN204405828U (en) * | 2014-12-17 | 2015-06-17 | 哈尔滨汇鑫仪器仪表有限责任公司 | A kind of New single-phase intelligent electric energy meter pick-up unit |
| CN205787003U (en) * | 2016-01-29 | 2016-12-07 | 哈尔滨汇鑫仪器仪表有限责任公司 | A kind of PCB intelligent detection device |
| CN107024650A (en) * | 2016-01-29 | 2017-08-08 | 哈尔滨汇鑫仪器仪表有限责任公司 | A kind of PCB intelligent detection devices |
| CN207380206U (en) * | 2017-09-07 | 2018-05-18 | 广东电网有限责任公司电力科学研究院 | It is a kind of to take the control external System for Circuit Breaker device for detecting performance of electric energy meter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110806539A (en) * | 2019-11-26 | 2020-02-18 | 深圳赛意法微电子有限公司 | Detector for relay and driving chip |
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Application publication date: 20190823 |
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