CN203069668U - Guide rail type single-phase intelligent electric energy meter - Google Patents
Guide rail type single-phase intelligent electric energy meter Download PDFInfo
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- CN203069668U CN203069668U CN 201220628285 CN201220628285U CN203069668U CN 203069668 U CN203069668 U CN 203069668U CN 201220628285 CN201220628285 CN 201220628285 CN 201220628285 U CN201220628285 U CN 201220628285U CN 203069668 U CN203069668 U CN 203069668U
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Abstract
The utility model provides a guide rail type single-phase intelligent electric energy meter which comprises an SOC signal processor, a power supply circuit, sampling circuits, a display circuit, a data storage circuit, a signal output circuit, an infrared communication circuit, a key input circuit and an RS485 communication circuit. The sampling circuits include a current sampling circuit and a voltage sampling circuit which are connected with the SOC signal processor; the SOC signal processor is connected with the display circuit, the data storage circuit, the signal output circuit, the infrared communication circuit, the key input circuit and the RS485 communication circuit; and one end of the power supply circuit is connected with the RS485 communication circuit and the other end of the power supply circuit is connected with the SOC signal processor. According to the guide rail type single phase intelligent electric energy meter, the PCB area is half of that in a traditional design scheme, the power consumption of the circuits is greatly decreased, and the size of the whole meter can be greatly reduced.
Description
Technical field
The utility model relates to digitizing electrical measurement field, particularly guide tracked single-phase intelligent electric energy meter.
Background technology
Original common electric energy is boasted of one's bit of contribution, and consumption is high, volume is big, it is complicated to install, and can not satisfy special electric energy metrical and electricity consumption monitoring demand.
It is like a raging fire that intelligent grid is built, and intelligent electric meter is widely used, and under the promotion of green energy conservation consciousness, is that the intelligent grid of core becomes the major fields that countries in the world are competitively developed with the intelligent electric meter.The development intelligent grid also can allow public utilities mechanism and user be benefited.Can help electric power mechanism to reduce the operation expenditure, reduce stealing, optimize operation and summary responses user's request etc. as intelligent grid.The user also has an opportunity to enjoy price more flexibly, because network measurement is saved cost and helped to realize home automation etc.Therefore, the development prospect of intelligent grid is quite had an optimistic view of.And intelligent electric meter estimates that global shipment will rise to about 5,000 ten thousand ones in 2014 from only millions of portions in 2008, and annual compound growth rate (CAGR) is up to 48%.
Yet the single-phase intelligent electric energy meter of having applied at present mainly is the single-phase expense control intelligent electric energy meter that grid company centralized purchasing is installed, and volume is big, the cost height is to restrict it to promote the use of a main bottleneck of occasions such as office building, power distribution cabinet, school.Why there are these problems, be because present single-phase expense control intelligent electric energy meter shell adopts the traditional wired terminal, this terminal inserts the end face that lead-out terminal is placed on ammeter with weak electric signal terminal and forceful electric power, consider the safety creepage distance between forceful electric power and the light current, the terminal volume is compelled to do greatlyyer.In addition, be subjected to traditional ammeter use habit influence, be used in the ammeter that ordinarily resident user measures occasion, display screen all can be bigger, making things convenient for the scene reading of checking meter, and along with the development of intelligent grid, in fact check meter and progressively substituted by remote automatic meter reading in the scene, and no longer need so big display screen, and require for installation dimension and energy-conserving and environment-protective more and more higher, so single-phase intelligent electric energy meter miniaturization trend that is inevitable.
The utility model content
The technical problems to be solved in the utility model is to overcome existing defective, and a kind of guide tracked single-phase intelligent electric energy meter is provided, and the PCB area is 1/2 of traditional design scheme, and circuit power consumption reduces greatly, makes machine volume to reduce greatly.
In order to solve the problems of the technologies described above, the utility model provides following technical scheme:
A kind of guide tracked single-phase intelligent electric energy meter, comprise SOC signal processor, power circuit, sample circuit, display circuit, data storage circuitry, signal output apparatus, infrared communication circuit, button inputting circuits, RS485 telecommunication circuit, described sample circuit comprises current sampling circuit and voltage sampling circuit, and current sampling circuit all is connected with the SOC signal processor with voltage sampling circuit; Described SOC signal processor is connected with display circuit, data storage circuitry, signal output apparatus, infrared communication circuit, button inputting circuits and RS485 telecommunication circuit; One end of described power circuit is connected with the RS485 telecommunication circuit, and an other end is connected with the SOC signal processor.
Further, the voltage sampling circuit of described voltage sampling circuit for adopting a plurality of resistance to be in series.
Further, described current sampling circuit is for adopting the current sampling circuit of manganese copper diverter.
Further, described display circuit is the LCD display circuit.
Further, described power circuit, RS485 telecommunication circuit, voltage sampling circuit are placed on lower floor's wiring board.
Further, described SOC signal processor, data storage circuitry, signal output apparatus, display circuit, infrared communication circuit and current sampling circuit are placed on the upper layer circuit plate.
Further, adopt soft arranging wire to be connected between described upper layer circuit plate and the lower floor wiring board.
A kind of guide tracked single-phase intelligent electric energy meter of the utility model, circuit is integrated into a system level chip on the sheet as core, a core processor has been finished the function of 4 chips of traditional design scheme, on circuits built, greatly simplify, reliability is greatly improved simultaneously, the PCB area is 1/2 of traditional design scheme, and circuit power consumption reduces greatly, makes machine volume to reduce greatly.Weak electric signal terminal and Live line Zero line terminal are placed on two end faces up and down respectively, creepage distance between the strong and weak electricity just can satisfy by the internal circuit board design like this, not limited by the shell terminal, this shell mechanism can make this product than common single-phase intelligent electric energy meter volume-diminished more than 2 times.
Description of drawings
Accompanying drawing is used to provide further understanding of the present utility model, and constitutes the part of instructions, is used from explanation the utility model with embodiment one of the present utility model, does not constitute restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the modular structure synoptic diagram of a kind of guide tracked single-phase intelligent electric energy meter of the utility model.
Embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the utility model, and be not used in restriction the utility model.
As shown in Figure 1, a kind of guide tracked single-phase intelligent electric energy meter, comprise SOC signal processor 1, power circuit 2, sample circuit, display circuit 4, data storage circuitry 5, signal output apparatus 6, infrared communication circuit 7, button inputting circuits 8, RS485 telecommunication circuit 9, described sample circuit comprises current sampling circuit 32 and voltage sampling circuit 31, and current sampling circuit 32 all is connected with SOC signal processor 1 with voltage sampling circuit 31; Described SOC signal processor 1 is connected with display circuit 4, data storage circuitry 5, signal output apparatus 6, infrared communication circuit 7, button inputting circuits 8 and RS485 telecommunication circuit 9; One end of described power circuit 2 is connected with RS485 telecommunication circuit 9, and an other end is connected with SOC signal processor 1; The voltage sampling circuit of described voltage sampling circuit 31 for adopting a plurality of resistance to be in series; Described current sampling circuit 32 is for adopting the current sampling circuit of manganese copper diverter; Described display circuit 4 is the LCD display circuit; Described power circuit 2, RS485 telecommunication circuit 9, voltage sampling circuit 31 are placed on lower floor's wiring board; Described SOC signal processor 1, data storage circuitry 5, signal output apparatus 6, display circuit 4, infrared communication circuit 7 are placed on the upper layer circuit plate with current sampling circuit 32; Adopt soft arranging wire to be connected between upper layer circuit plate and the lower floor wiring board.
Data transmission between described display circuit 4 and the SOC signal processor 1 is reverse transfer; Data transmission between described data storage circuitry 5 and the SOC signal processor 1 is transmitted in both directions; Data transmission between described signal output apparatus 6 and the SOC signal processor 1 is reverse transfer; Data transmission between described infrared communication circuit 7 and the SOC signal processor 1 is transmitted in both directions; Data transmission between described button inputting circuits 8 and the SOC signal processor 1 is the forward transmission; Data transmission between described RS485 telecommunication circuit 9 and the SOC signal processor 1 is transmitted in both directions.
The method that voltage sampling circuit 31 adopts a plurality of resistance to be in series is down to the 220V civil power A/D input signal of hundreds of millivolt, current sampling circuit 32 adopts manganese copper diverter current signal to be changed into the voltage signal of millivolt level, the two-way sampled signal has entered the A/D conversion integrated, the DSP digital signal processor, cpu controller, the RTC calendar clock, serial communication, the mixed-signal processor circuit of unit such as LCD driving, finish digital operation and control operation by the embedded software algorithm of mixed signal treatment circuit, realize showing, the data storage, infrared communication, RS485 communication, operations such as key response.
A kind of guide tracked single-phase intelligent electric energy meter of the utility model, circuit is integrated into a system level chip on the sheet as core, a core processor has been finished the function of 4 chips of traditional design scheme, on circuits built, greatly simplify, reliability is greatly improved simultaneously, the PCB area is 1/2 of traditional design scheme, and circuit power consumption reduces greatly, makes machine volume to reduce greatly.Weak electric signal terminal and Live line Zero line terminal are placed on two end faces up and down respectively, creepage distance between the strong and weak electricity just can satisfy by the internal circuit board design like this, not limited by the shell terminal, this shell mechanism can make this product than common single-phase intelligent electric energy meter volume-diminished more than 2 times.
The above only is preferred embodiment of the present utility model, be not limited to the utility model, although with reference to previous embodiment the utility model is had been described in detail, for a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. guide tracked single-phase intelligent electric energy meter, comprise SOC signal processor, power circuit, sample circuit, display circuit, data storage circuitry, signal output apparatus, infrared communication circuit, button inputting circuits, RS485 telecommunication circuit, it is characterized in that: described sample circuit comprises current sampling circuit and voltage sampling circuit, and current sampling circuit all is connected with the SOC signal processor with voltage sampling circuit;
Described SOC signal processor is connected with display circuit, data storage circuitry, signal output apparatus, infrared communication circuit, button inputting circuits and RS485 telecommunication circuit;
One end of described power circuit is connected with the RS485 telecommunication circuit, and an other end is connected with the SOC signal processor.
2. a kind of guide tracked single-phase intelligent electric energy meter according to claim 1 is characterized in that: the voltage sampling circuit of described voltage sampling circuit for adopting a plurality of resistance to be in series.
3. a kind of guide tracked single-phase intelligent electric energy meter according to claim 1 is characterized in that: described current sampling circuit is for adopting the current sampling circuit of manganese copper diverter.
4. a kind of guide tracked single-phase intelligent electric energy meter according to claim 1, it is characterized in that: described display circuit is the LCD display circuit.
5. a kind of guide tracked single-phase intelligent electric energy meter according to claim 1, it is characterized in that: described power circuit, RS485 telecommunication circuit, voltage sampling circuit are placed on lower floor's wiring board.
6. a kind of guide tracked single-phase intelligent electric energy meter according to claim 1, it is characterized in that: described SOC signal processor, data storage circuitry, signal output apparatus, display circuit, infrared communication circuit and current sampling circuit are placed on the upper layer circuit plate.
7. a kind of guide tracked single-phase intelligent electric energy meter according to claim 6 is characterized in that: adopt soft arranging wire to be connected between described upper layer circuit plate and the lower floor wiring board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220628285 CN203069668U (en) | 2012-11-23 | 2012-11-23 | Guide rail type single-phase intelligent electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220628285 CN203069668U (en) | 2012-11-23 | 2012-11-23 | Guide rail type single-phase intelligent electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203069668U true CN203069668U (en) | 2013-07-17 |
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ID=48768440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220628285 Expired - Lifetime CN203069668U (en) | 2012-11-23 | 2012-11-23 | Guide rail type single-phase intelligent electric energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203069668U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106067634A (en) * | 2016-07-20 | 2016-11-02 | 柳州六品科技有限公司 | A kind of electromobile energy-saving socket for charging based on zigbee |
| CN108152580A (en) * | 2016-12-06 | 2018-06-12 | 宜兴市森维电子有限公司 | A kind of combined single-phase intelligent electric energy meter |
-
2012
- 2012-11-23 CN CN 201220628285 patent/CN203069668U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106067634A (en) * | 2016-07-20 | 2016-11-02 | 柳州六品科技有限公司 | A kind of electromobile energy-saving socket for charging based on zigbee |
| CN108152580A (en) * | 2016-12-06 | 2018-06-12 | 宜兴市森维电子有限公司 | A kind of combined single-phase intelligent electric energy meter |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |
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| CX01 | Expiry of patent term |