CN202256422U - Modularized intelligent electric energy meter - Google Patents
Modularized intelligent electric energy meter Download PDFInfo
- Publication number
- CN202256422U CN202256422U CN2011203323957U CN201120332395U CN202256422U CN 202256422 U CN202256422 U CN 202256422U CN 2011203323957 U CN2011203323957 U CN 2011203323957U CN 201120332395 U CN201120332395 U CN 201120332395U CN 202256422 U CN202256422 U CN 202256422U
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- module
- electric energy
- power supply
- overload protection
- load identification
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Abstract
The utility model relates to a modularized intelligent electric energy meter, comprising a microcontroller, a storage module, a display module, an overload protection module, a clock module, a power supply processing module, a load identification electric energy metering module, a carrier wave module and a relay control module which are integrated on a system chip, wherein the storage module, the display module, the overload protection module, the clock module, the power supply processing module, the load identification electric energy metering module, the carrier wave module and the relay control module are all connected with the microcontroller; one end of each one of the overload protection module, the power supply processing module, the load identification electric energy metering module and the carrier wave module is connected with a live line, while the other end of each one of the overload protection module, the power supply processing module, the load identification electric energy metering module and the carrier wave module is connected with a null line. The purpose of the utility mode is to overcome the defects in the prior art, in order to realize the purpose, the utility mode provides the modularized intelligent electric energy meter with fewer ports and high intelligentization degree.
Description
[technical field]
The utility model relates to a kind of modularization intelligent electric energy meter.
[background technology]
Intelligent grid progressively is applied in the middle of people's the life, in the electric energy meter of existing intelligent grid, exist several chips incorporate to cause the too much problem of interface, and intelligent degree is low, can not satisfy the requirement of intelligent grid system intelligent.
The utility model is exactly to make in view of the situation.
[utility model content]
The utility model has overcome the deficiency of prior art, provides few, the intelligent degree of a kind of interface high modularization intelligent electric energy meter.
The utility model adopts following technical scheme for addressing the above problem:
A kind of modularization intelligent electric energy meter; It is characterized in that on System on Chip/SoC, being integrated with microcontroller, memory module, display module, overload protection module, clock module, power supply processing module, load identification electric energy metrical module, carrier module, relay control module; Described memory module, display module, overload protection module, clock module, power supply processing module, load identification electric energy metrical module, carrier module, relay control module all are connected with microcontroller; One end of described overload protection module, power supply processing module, load identification electric energy metrical module, carrier module is connected with live wire, and the other end is connected with zero line.
Aforesaid a kind of modularization intelligent electric energy meter is characterized in that described microcontroller is the MCU chip, and described display module is LCD or LED.
The utility model compared with prior art has following advantage:
1, adopt novel master chip integrated modular functional structure, loaded down with trivial details interface is removed in wherein various function perfect adaptations from.
2, the needs that have many rates functional adaptation modern power network time-shared charge.
3, have load identification electric energy metrical and load memory identification anti-stealing electricity function.
4, arrearage outage, the energising remote control function.
5, overload protection power down function.
6, rely on low-voltage carrier communication promptly to use existing line of electric force to communicate by letter and remove taking from other resources.
[description of drawings]
Fig. 1 is the utility model structured flowchart.
[embodiment]
Below in conjunction with accompanying drawing the utility model is elaborated:
A kind of modularization intelligent electric energy meter; On System on Chip/SoC, be integrated with microcontroller 1, memory module 2, display module 3, overload protection module 4, clock module 5, power supply processing module 6, load identification electric energy metrical module 7, carrier module 8, relay control module 9; Described memory module 2, display module 3, overload protection module 4, clock module 5, power supply processing module 6, load identification electric energy metrical module 7, carrier module 8, relay control module 9 all are connected with microcontroller 1; One end of described overload protection module 4, power supply processing module 6, load identification electric energy metrical module 7, carrier module 8 is connected with live wire 11, and the other end is connected with zero line 12.
Through integrated technology, make a plurality of module desired combination, remove the too much problem of several chips incorporate interfaces from.
Wherein, microcontroller 1 is the MCU chip, can be 8,16 or 32 etc.
Memory module 2 main parameter and data of preserving electric energy meter work, data comprise that basic time, power consumption, dump energy, ammeter master data, work password, electrician make state and load waveform etc.
Display module 3 is LCD or LED, display module 3 explicit user information needed capable of circulation, comprise basic time on date, power consumption, dump energy purchase the electricity date.
Overload protection module 4 can adopt automatic switch or fuse, during operation, when making protective device like the employing automatic switch; The deferred action setting current should not allow load current greater than circuit for a long time; Its current-release device in the three-phase four-wire system of neutral ground, should be contained on the phase line; In the three-phase four-wire system of isolated neutral, allow to be installed in the two-phase; As when adopting fuse to make overload protection, the fused mass of fuse rated current should be not more than circuit permanent load electric current.
Clock module 5 adopts high precision I2C real-time clock (RTC), has integrated compensation crystal oscillator and crystal.This device comprises cell input terminal, still can keep accurate timing when breaking off primary power, and integrated crystal oscillator has improved the long-term degree of accuracy of device, and has reduced the number of elements of production line.
Load identification electric energy metrical module 7 is electric energy measurement data converters of high precision full electronic electric energy meter, the demand of can satisfy in time, digitizing critically being checked meter.Load identification electric energy metrical module can also realize load identification, divide load to divide functions such as time charging, load protection.
Described carrier module 4 connects microcontroller 1, and information, another side carrier module that microcontroller 1 accepts to handle carrier module 4 connect live wire 11, zero line 12, as transmission medium, do not need to spread in addition line with existing line of electric force again.Carrier module 4 adopts the 12V power supply, has standard RS232 interface and Transistor-Transistor Logic level interface, can directly be connected transceive data with the computer serial ports, also can directly be connected with RXD, the TXD of single-chip microcomputer, supports multiple interfaces, makes things convenient for data to connect communication.
Claims (2)
1. modularization intelligent electric energy meter; It is characterized in that on System on Chip/SoC, being integrated with microcontroller (1), memory module (2), display module (3), overload protection module (4), clock module (5), power supply processing module (6), load identification electric energy metrical module (7), carrier module (8), relay control module (9); Described memory module (2), display module (3), overload protection module (4), clock module (5), power supply processing module (6), load identification electric energy metrical module (7), carrier module (8), relay control module (9) all are connected with microcontroller (1); One end of described overload protection module (4), power supply processing module (6), load identification electric energy metrical module (7), carrier module (8) is connected with live wire (11), and the other end is connected with zero line (12).
2. a kind of modularization intelligent electric energy meter according to claim 1 is characterized in that described microcontroller (1) is the MCU chip, and described display module (3) is LCD or LED.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203323957U CN202256422U (en) | 2011-09-06 | 2011-09-06 | Modularized intelligent electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203323957U CN202256422U (en) | 2011-09-06 | 2011-09-06 | Modularized intelligent electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202256422U true CN202256422U (en) | 2012-05-30 |
Family
ID=46117641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203323957U Expired - Lifetime CN202256422U (en) | 2011-09-06 | 2011-09-06 | Modularized intelligent electric energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202256422U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102435803A (en) * | 2011-09-06 | 2012-05-02 | 五千年中科微电子（中山）有限公司 | Modular carrier intelligent electric energy meter |
-
2011
- 2011-09-06 CN CN2011203323957U patent/CN202256422U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102435803A (en) * | 2011-09-06 | 2012-05-02 | 五千年中科微电子（中山）有限公司 | Modular carrier intelligent electric energy meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180521 Address after: 528400 two floor, 3 Zhongshan road 70, Torch Development Area, Zhongshan, Guangdong. Patentee after: Guangdong Fullseas Science & Technology Co., Ltd. Address before: 528400 A ninth, West Wing of Zhang Qi building, No. 51 Kangle Road, Zhongshan Torch Development Zone, Guangdong. Patentee before: Microelectronics (Zhongshan) Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |
|
| CX01 | Expiry of patent term |