CN2814419Y - Infrared remote-controlling recharging rate single-phase electronic energy meter - Google Patents
Infrared remote-controlling recharging rate single-phase electronic energy meter Download PDFInfo
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- CN2814419Y CN2814419Y CN 200520091700 CN200520091700U CN2814419Y CN 2814419 Y CN2814419 Y CN 2814419Y CN 200520091700 CN200520091700 CN 200520091700 CN 200520091700 U CN200520091700 U CN 200520091700U CN 2814419 Y CN2814419 Y CN 2814419Y
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Abstract
The utility model relates to an infrared remote-controlling recharging rate single-phase electronic energy meter. A power supply module is connected with a processor; clock signals of a clock module are transmitted to the processor; analog current signals of a current collection module are transmitted to a current input end of an electric energy metering module; analog voltage signals of a voltage collection module are transmitted to a voltage input end of the electric energy metering module. Digital signals of an output end of the electric energy metering module are transmitted to the processor; output digital signals of the processor are respectively and mutually transmitted with a memory, a communication module, an LED display module and a relay control module through SPI interfaces. The utility model has the advantages of simple structure, accurate metering, convenient use, low cost, meter reading remote control, recharging rate calculation, etc., and is capable of adapting to the requirements of modern scientific power utilization management.
Description
Technical field
The utility model belongs to the electronic electric energy meter technology, the multiple single-phase electronic electric energy meter of rate of particularly a kind of infrared remote control.
Background technology
At present, Automatic meter reading system is widely used in the electric energy meter that the resident uses.Existing kilowatt meter reading-out system, the data collection station that is adopted all are that the induction type electric energy meter transformation forms usually, or mechanical-electronic pulse formula electric energy meter.These electric energy meter function singlenesses can not realize time-sharing measurement, the growth requirement of no longer adaptation science charge.And metering accuracy is poor, the data of Automatic meter reading system copy reading and the phenomenon that the electric energy meter data presented is not inconsistent often occur, and causes bigger data acquisition error.In addition, adopt IC-card formula electric energy meter, though also can realize automatic meter-reading,, IC-card need contact electric energy meter, uses inconvenience, and artificial easily the damage, therefore, also is not suitable for the needs of modernized electricity consumption scientific management.
The utility model content
The purpose of this utility model is the technical matters of chargeing and existing at resident's electric energy meter automatic data logging, provide a kind of simple in structure, accurate measurement, easy to use, cost is low, and can remote control check meter, the multiple single-phase electronic electric energy meter of rate of infrared remote control of multiple rate accounting.
The utility model comprises power module, the current acquisition module, voltage acquisition module, the electric energy metrical module, processor, storer, communication module, the LED display module, relay control module and clock module, power module links to each other with processor, the clock signal of clock module sends processor to, the analog current signal of current acquisition module sends the current input terminal of electric energy metrical module to, the analog voltage signal of voltage acquisition module sends the voltage input end of electric energy metrical module to, the digital signal of electric energy metrical module output terminal sends processor to, the output digital signal of processor by the SPI interface respectively with storer, communication module, the LED display module, relay control module transmits mutually, and reads wherein real-time time data.
The utlity model has simple in structure, accurate measurement, easy to use and cost is low, and can remote control check meter, advantages such as multiple rate accounting, can be suitable for the needs of modernized electricity consumption scientific management.
Description of drawings
Fig. 1 is a structured flowchart of the present utility model;
Among the figure: 1 power module, 2 current acquisition modules, 3 voltage acquisition modules, 4 electric energy metrical modules, 5 processors, 6 storeies, 7 communication modules, 8LED display module, 9 relay control module, 10 clock modules.
Embodiment
Further specify the organization plan of the present utility model and the course of work in conjunction with example.
As shown in the figure, the multiple single-phase electronic electric energy meter of rate of a kind of infrared remote control comprises power module 1, current acquisition module 2, voltage acquisition module 3, electric energy metrical module 4, processor 5, storer 6, communication module 7, display module 8, relay control module 9, clock module 10.
As shown in Figure 1, power module 1 is made up of transformer, rectifier bridge, electric capacity and voltage adjuster LM7805, and power module 1 links to each other with processor 5, for processor 5 provides+the 5V working power.Current acquisition module 2 is made of 300 μ Ω copper-manganese divertors, the current analog signal of circuit is sent to the current input terminal of electric energy metrical module 4, the voltage analog signal that voltage acquisition module 3 will be gathered electrical network sends the voltage input end of electric energy metrical module 4 to, the digital signal of electric energy metrical module (4ADE7755) 4 sends processor (Philip 764) 5 to by photoisolator, and the digital signal of processor 5 outputs transmits with storer (93C46) 6, communication module 7, LED display module 8, relay control module 9 respectively mutually by the SPI interface.The clock signal of clock module 10 and processor 5 transmit mutually.
Described communication module 7 comprises Infrared Wireless Communication part and RS485 interface section, and the Infrared Wireless Communication part is made up of infrared receiving terminal TSOP1838 and infrared emission head PH303, all links to each other with processor 5 respectively, finishes the reception and the emission of infrared signal; The RS485 interface section adopts MAX487ESA as conversion chip, and its transmission and reception pin join with processor 5 asynchronous serial ports respectively, when 485 communications, produces look-at-me, and this moment, serial port was used for and 485 bus communications.
Described LED display module 8 is made up of chip for driving ZLG7289 and 6 LED charactrons, is used as the data that video-stream processor 5 sends.
Described relay control module 9 adopts JQX-15F small-sized high-power electromagnetic relay, P1.7I/O mouth by amplifying triode and processor 5 joins, when outage electric weight that user's dump energy is provided with in less than electric energy meter, processor 5 cuts off user's power supply by the electromagnetic relay that the I/O mouth drives relay control module 9, realizes automatic control function.
Described clock module 10 adopts the DS1302 chip, and clock module 10 provides the clock signal that is accurate to second to send processor 5 to, reads wherein real-time time data.
The course of work of the present utility model is: current acquisition module 2 and voltage acquisition module 3 are input to electric energy metrical module 4 by sensor with electric current in the electrical network and voltage signal, metering module 4 is sent to processor 5 with the active power that obtains with impulse form, processor 5 obtains user's power consumption with counting mode, calculate user's dump energy simultaneously, and convert it to shows signal and output to the LED display module and show, and with user's electric energy meter in the warning of presetting and outage threshold relatively, control is reported to the police or the outage action.Power supply department can use infrared distant device sale of electricity, copy reading electric energy meter data, and the user can use Infrared remote controller to purchase electricity, inquiry electric energy meter operating position etc.Can also utilize the networking of its RS-485 bus and other electric energy meters, carry out exchanges data with remote automatic meter reading system.
Claims (1)
1, the multiple single-phase electronic electric energy meter of rate of a kind of infrared remote control, it is characterized in that, comprise power module, the current acquisition module, voltage acquisition module, the electric energy metrical module, processor, storer, communication module, the LED display module, relay control module and clock module, power module links to each other with processor, the clock signal of clock module sends processor to, the analog current signal of current acquisition module sends the current input terminal of electric energy metrical module to, the analog voltage signal of voltage acquisition module sends the voltage input end of electric energy metrical module to, the digital signal of electric energy metrical module output terminal sends processor to, the output digital signal of processor by the SPI interface respectively with storer, communication module, the LED display module, relay control module transmits mutually.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520091700 CN2814419Y (en) | 2005-07-07 | 2005-07-07 | Infrared remote-controlling recharging rate single-phase electronic energy meter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520091700 CN2814419Y (en) | 2005-07-07 | 2005-07-07 | Infrared remote-controlling recharging rate single-phase electronic energy meter |
Publications (1)
Publication Number | Publication Date |
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CN2814419Y true CN2814419Y (en) | 2006-09-06 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 200520091700 Expired - Fee Related CN2814419Y (en) | 2005-07-07 | 2005-07-07 | Infrared remote-controlling recharging rate single-phase electronic energy meter |
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CN (1) | CN2814419Y (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100492027C (en) * | 2006-12-08 | 2009-05-27 | 北京中星微电子有限公司 | Real time collection storage apparatus used for electric energy computation chip |
CN104502649A (en) * | 2014-12-29 | 2015-04-08 | 李银龙 | Low-power consumption single-phase intelligent power meter |
CN105866533A (en) * | 2016-05-04 | 2016-08-17 | 宁波澳瑞杰电力科技有限公司 | Multifunctional single-phase multi-rate electricity meter |
-
2005
- 2005-07-07 CN CN 200520091700 patent/CN2814419Y/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100492027C (en) * | 2006-12-08 | 2009-05-27 | 北京中星微电子有限公司 | Real time collection storage apparatus used for electric energy computation chip |
CN104502649A (en) * | 2014-12-29 | 2015-04-08 | 李银龙 | Low-power consumption single-phase intelligent power meter |
CN104502649B (en) * | 2014-12-29 | 2015-07-01 | 李银龙 | Low-power consumption single-phase intelligent power meter |
CN105866533A (en) * | 2016-05-04 | 2016-08-17 | 宁波澳瑞杰电力科技有限公司 | Multifunctional single-phase multi-rate electricity meter |
CN105866533B (en) * | 2016-05-04 | 2018-11-30 | 宁波澳瑞杰电力科技有限公司 | A kind of Multifunctional single-phase time-sharing electricity meter |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |