CN204359833U - A kind of intelligent electric energy meter be user-friendly to - Google Patents
A kind of intelligent electric energy meter be user-friendly to Download PDFInfo
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- CN204359833U CN204359833U CN201520013366.2U CN201520013366U CN204359833U CN 204359833 U CN204359833 U CN 204359833U CN 201520013366 U CN201520013366 U CN 201520013366U CN 204359833 U CN204359833 U CN 204359833U
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Abstract
The utility model discloses a kind of intelligent electric energy meter be user-friendly to, comprise microprocessor, electric energy metering module, liquid crystal display, security authentication module and NFC chip, electric energy metering module comprises electric energy computation chip, electric energy computation chip electrical connection hot voltage sampling unit, live wire current sampling unit, neutral line current sampling unit and electrical energy pulse output unit; Security authentication module is used for carrying out safety certification when carrying out copy reading to intelligent electric energy meter; NFC chip comprises antenna and connects one end, grounding pin, I
2c communication clock bus, magnetic field detection pin, I
2c communication data bus, external power input, power output end and antenna connect two ends; Microprocessor communicates to connect with electric energy metering module, liquid crystal display, security authentication module and NFC chip respectively; Microprocessor is communicated to connect by NFC chip and user NFC handheld device.What the utility model was convenient to that user grasps oneself uses electro dynamic.
Description
Technical field
The utility model relates to intelligent electric energy meter copy reading technical field, specifically, relates to a kind of intelligent electric energy meter be user-friendly to.
Background technology
Along with the technology such as communication, computing machine, robotization obtain application extensively and profoundly in electrical network, and organically blend with conventional electric power technology, greatly improve the intelligent level of electrical network.Intelligent electric energy meter is as a kind of measurement instrument, and intelligence degree is high, to the utilization rate improving power resource, reduce electric energy use cost, improve service quality, stablize the development of electrical network, serve very important effect, intelligent electric energy meter becomes the important component part of intelligent grid day by day.At present, electric company checks meter for the data of electric energy meter, and what have utilizes infrared communication, the data of reading power meters, achieves robotization collection and copies.But user is in the process of electricity consumption, need the power information understanding oneself, that grasps oneself at any time uses electro dynamic.But at present, user is when checking electric energy meter, and common way is by range estimation, and the method by range estimation removes the reading watching electric energy meter, very inconvenient.
Utility model content
Technical problem to be solved in the utility model is: the intelligent electric energy meter that the electricity consumption providing a kind of user of being convenient to grasp oneself is user-friendly to dynamically.
For solving the problems of the technologies described above, the technical solution of the utility model is:
The intelligent electric energy meter be user-friendly to, comprising:
Microprocessor;
Electric energy metering module, described electric energy metering module comprises electric energy computation chip, described electric energy computation chip electrical connection hot voltage sampling unit, live wire current sampling unit, neutral line current sampling unit and electrical energy pulse output unit, described hot voltage sampling unit, described live wire current sampling unit and neutral line current sampling unit are electrically connected to load respectively;
Liquid crystal display, described liquid crystal display shows for the data message of intelligent electric energy meter;
Power module, described power module is used for providing power supply, and described power module is electrically connected to described microprocessor;
Security authentication module, described security authentication module is used for carrying out safety certification to before described intelligent electric energy meter copy reading;
NFC chip, is provided with in described NFC chip and receives memory block and send memory block, and described NFC chip is drawn antenna and connected one end, grounding pin, I
2c communication clock bus, magnetic field detection pin, I2C communication data bus, external power input, power output end and antenna connect two ends;
Described microprocessor communicates to connect with described electric energy metering module, described liquid crystal display, described security authentication module and described NFC chip respectively; Described microprocessor is communicated to connect by described NFC chip and user NFC handheld device.
Preferably, described NFC chip is NT3H1101 chip.
Preferably, described user NFC handheld device is the mobile phone of user.
Preferably, described microprocessor communication is connected with infrared communication module.
Preferably, described microprocessor communication is connected with RS485 communication module.
Preferably, described microprocessor is single-chip microcomputer.
After have employed technique scheme, the beneficial effects of the utility model are:
The intelligent electric energy meter be user-friendly to of the present utility model, comprises security authentication module and NFC chip, and described security authentication module is used for carrying out safety certification to before described intelligent electric energy meter copy reading; Described microprocessor communicates to connect with described electric energy metering module, described liquid crystal display, described security authentication module and described NFC chip respectively; Described microprocessor is communicated to connect by described NFC chip and user NFC handheld device.Along with the development of wireless technology, increasing modernization handheld device, such as mobile phone, all with NFC function, therefore, use the intelligent electric energy meter be user-friendly to of the present utility model, user can pass through handheld device, and the such as mobile phone of user oneself, carries out NFC communication with intelligent electric energy meter, after safety certification, user, by NFC handheld device, directly can carry out copy reading or inquiry to some information of intelligent electric energy meter, facilitate user to understand the power information of oneself, grasp the use electro dynamic of oneself at any time, convenient for users to use.Also may be used for operation conditions and user power utilization situation that electric power maintenance personnel on site checks intelligent electric energy meter.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Fig. 1 is the schematic diagram of the intelligent electric energy meter be user-friendly to of the present utility model;
Fig. 2 is the schematic diagram that the intelligent electric energy meter be user-friendly to of the present utility model communicates with user NFC handheld device;
Fig. 3 is the circuit theory diagrams of the NFC chip in Fig. 1;
In figure: 1, microprocessor; 2, electric energy metering module; 21, electric energy computation chip; 22, hot voltage sampling unit; 23, live wire current sampling unit; 24, neutral line current sampling unit; 25, electrical energy pulse output unit; 3, load; 4, liquid crystal display; 5, power module; 6, security authentication module; 7, NFC chip; 71, memory block is received; 72, memory block is sent; 8, user NFC handheld device; 9, infrared communication module; 10, RS485 communication module.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Fig. 1 is the schematic diagram of the intelligent electric energy meter be user-friendly to of the present utility model; Fig. 2 is the schematic diagram that the intelligent electric energy meter be user-friendly to of the present utility model communicates with user NFC handheld device; Fig. 3 is the circuit theory diagrams of the NFC chip in Fig. 1.
With reference to Fig. 1, Fig. 2 and Fig. 3, a kind of intelligent electric energy meter be user-friendly to, comprises microprocessor 1, electric energy metering module 2, liquid crystal display 4, power module 5, security authentication module 6 and NFC chip 7.
Electric energy metering module 2 comprises electric energy computation chip 21, electric energy computation chip 21 is electrically connected hot voltage sampling unit 22, live wire current sampling unit 23, neutral line current sampling unit 24 and electrical energy pulse output unit 25, and hot voltage sampling unit 22, live wire current sampling unit 23 and neutral line current sampling unit 24 are electrically connected to load 3 respectively.
Liquid crystal display 4 shows for the data message of intelligent electric energy meter; Power module 5 is electrically connected to microprocessor 1, for providing the working power of microprocessor 1 and other each module or unit; Security authentication module 6 is for carrying out safety certification to before intelligent electric energy meter copy reading.NFC chip 7 adopts NT3H1101 chip, is provided with to receive memory block 71 and send memory block 72, NT3H1101 chip extraction antenna to connect one end LA, grounding pin VSS, I in NT3H1101 chip
2c communication clock bus SCL, magnetic field detection pin FD, I
2c communication data bus SDA, external power input VCC, power output end VOUT and antenna connect two end LB.
Microprocessor 1 communicates to connect with electric energy metering module 2, liquid crystal display 4, security authentication module 6 and NFC chip 7 respectively; Microprocessor 1 is communicated to connect by NFC chip 7 and user NFC handheld device 8.
User NFC handheld device 8 can adopt the mobile phone of user, or other the handheld device of band NFC of user.
In the present embodiment, microprocessor 1 is single-chip microcomputer, and microprocessor 1 communication link is connected to infrared communication module 9, and microprocessor 1 also communication link is connected to RS485 communication module 10.
The intelligent electric energy meter be user-friendly to of the present utility model, comprises security authentication module 6 and NFC chip 7, and security authentication module 6 is for carrying out safety certification to before intelligent electric energy meter copy reading; Microprocessor 1 communicates to connect with electric energy metering module 2, liquid crystal display 4, security authentication module 6 and NFC chip 7 respectively; Microprocessor 1 is communicated to connect by NFC chip 7 and user NFC handheld device 8.Along with the development of wireless technology, increasing modernization handheld device, such as mobile phone, all with NFC function, when user NFC handheld device 8 closely copy reading intelligent electric energy meter information time, first the magnetic field detection pin FD of NT3H1101 chip detects that level drags down by radio frequency electromagnetic field, after microprocessor 1 detects magnetic field detection pin FD pin level step-down, the data received by radio-frequency antenna are stored in the reception memory block 71 in the EEPROM of self by NT3H1101 chip, and microprocessor 1 passes through I
2c communication protocol, read the data received in memory block 71, first compared with Self address in address contained in data and confirm: when address is consistent, desired data to be sent to according to the requirement received in data in the transmission memory block 72 in NT3H1101 chip EEPROM by microprocessor 1, and the data sending memory block 72 are sent by antenna by NT3H1101 chip; When address is inconsistent, returns error code to transmission memory block 72, by NT3H1101 chip, the error code sent in memory block 72 is sent; User NFC handheld device 8 is by data receiver and resolve, and user can be clearly seen that the information such as moon power consumption, remaining sum, power purchase time last time of ammeter.The expert data such as the various warning message of ammeter, ammeter running status can be checked in scene for electric power maintenance personnel, and preserve easily.
Therefore, use the intelligent electric energy meter be user-friendly to of the present utility model, user can pass through NFC handheld device, the such as mobile phone of user oneself, carries out NFC communication with intelligent electric energy meter, and user is by NFC handheld device, directly can carry out copy reading or inquiry to some information of intelligent electric energy meter, facilitate user to understand the power information of oneself, grasp the use electro dynamic of oneself at any time, convenient for users to use.Also may be used for operation conditions and user power utilization situation that electric power maintenance personnel on site checks intelligent electric energy meter.
The above is the citing of the utility model preferred forms, and the part wherein do not addressed in detail is the common practise of those of ordinary skill in the art.Protection domain of the present utility model is as the criterion with the content of claim, and any equivalent transformation carried out based on technology enlightenment of the present utility model, also within protection domain of the present utility model.
Claims (6)
1. the intelligent electric energy meter be user-friendly to, is characterized in that, comprising:
Microprocessor;
Electric energy metering module, described electric energy metering module comprises electric energy computation chip, described electric energy computation chip electrical connection hot voltage sampling unit, live wire current sampling unit, neutral line current sampling unit and electrical energy pulse output unit, described hot voltage sampling unit, described live wire current sampling unit and described neutral line current sampling unit are electrically connected to load respectively;
Liquid crystal display, described liquid crystal display shows for the data message of intelligent electric energy meter;
Power module, described power module is used for providing power supply, and described power module is electrically connected to described microprocessor;
Security authentication module, described security authentication module is used for carrying out safety certification to before described intelligent electric energy meter copy reading;
NFC chip, is provided with in described NFC chip and receives memory block and send memory block, and described NFC chip is drawn antenna and connected one end, grounding pin, I
2c communication clock bus, magnetic field detection pin, I
2c communication data bus, external power input, power output end and antenna connect two ends;
Described microprocessor communicates to connect with described electric energy metering module, described liquid crystal display, described security authentication module and described NFC chip respectively; Described microprocessor is communicated to connect by described NFC chip and user NFC handheld device.
2. the intelligent electric energy meter be user-friendly to as claimed in claim 1, is characterized in that, described NFC chip is NT3H1101 chip.
3. the intelligent electric energy meter be user-friendly to as claimed in claim 1, is characterized in that, described user NFC handheld device is the mobile phone of user.
4. the intelligent electric energy meter be user-friendly to as claimed in claim 1, is characterized in that, described microprocessor communication is connected with infrared communication module.
5. the intelligent electric energy meter be user-friendly to as claimed in claim 1, is characterized in that, described microprocessor communication is connected with RS485 communication module.
6. the intelligent electric energy meter be user-friendly to as described in any one of claim 1 to 5, is characterized in that, described microprocessor is single-chip microcomputer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520013366.2U CN204359833U (en) | 2015-01-08 | 2015-01-08 | A kind of intelligent electric energy meter be user-friendly to |
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| CN201520013366.2U CN204359833U (en) | 2015-01-08 | 2015-01-08 | A kind of intelligent electric energy meter be user-friendly to |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106408909A (en) * | 2016-06-23 | 2017-02-15 | 潍坊五洲浩特电气有限公司 | An intelligent electric energy meter adopting 2.4 G radio communication in place of infrared communication |
| CN112270618A (en) * | 2020-10-23 | 2021-01-26 | 国网山东省电力公司嘉祥县供电公司 | Electric energy meter identity and data information identification system and method |
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2015
- 2015-01-08 CN CN201520013366.2U patent/CN204359833U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106408909A (en) * | 2016-06-23 | 2017-02-15 | 潍坊五洲浩特电气有限公司 | An intelligent electric energy meter adopting 2.4 G radio communication in place of infrared communication |
| CN112270618A (en) * | 2020-10-23 | 2021-01-26 | 国网山东省电力公司嘉祥县供电公司 | Electric energy meter identity and data information identification system and method |
| CN112270618B (en) * | 2020-10-23 | 2023-01-20 | 国网山东省电力公司嘉祥县供电公司 | Electric energy meter identity and data information identification system and method |
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