CN207397393U - Can CPU card power purchase single-phase local charge control smart meter - Google Patents
Can CPU card power purchase single-phase local charge control smart meter Download PDFInfo
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- CN207397393U CN207397393U CN201721153196.3U CN201721153196U CN207397393U CN 207397393 U CN207397393 U CN 207397393U CN 201721153196 U CN201721153196 U CN 201721153196U CN 207397393 U CN207397393 U CN 207397393U
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- chip
- charge control
- cpu card
- smart meter
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Abstract
The utility model is related to it is a kind of can CPU card power purchase single-phase local charge control smart meter, it includes processing chip and the computation chip being connected with the processing chip, storage chip, safety chip, display driver chip and communication module, relay module and IC card interface, transformer is equipped between the computation chip and processing chip, the IC card interface connects CPU card by card reader.The utility model has the function of electrical energy measurement, information storage and processing, information exchange etc., it supports internal accounting, long-range payment, remotely stop power transmission, facilitate charge calculation, can effectively prevent arrearage behavior, it supports remote carrier communication, realizes the same meter reading management of power grid.
Description
Technical field
The utility model is related to electric energy meter technical field more particularly to it is a kind of can CPU card power purchase single-phase local cost control intelligence
It can ammeter.
Background technology
Traditional electric energy meter be first electricity consumption with power mode after charge, cause Utilities Electric Co.'s charge difficult, easily cause bad
Account, and most of electric energy meters can not realize remote bill control in communication, cause to take over electricity charge difficulty after subscriber arrearage, and also
There are disabled users to change the phenomenon that parameters of electric energy meter implements stealing；The remote bill control table of a part can not also realize automatic calculation
Take, all chargings can only all carry out on backstage, and existing common IC card electric energy meter needs user's race is far could arrive power supply
It is paid the fees, troublesome in poeration, shortage convenience.Accordingly, it is desirable to provide a kind of support long-range payment, timing meter reading, can realize electric energy
Table internal accounting function and tool safety encrypt anti-electricity-theft intelligent electric meter.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of support long-range payment, timing meter reading, can realize electric energy
Table internal accounting function and tool safety encrypt it is anti-electricity-theft can CPU card power purchases single-phase local charge control smart meter.
Technical solution is used by the utility model solves its technical problem：It is described can CPU card power purchases single-phase local
Taking control intelligent electric meter includes processing chip and the computation chip being connected with the processing chip, storage chip, safety chip, display
Driving chip, communication module, relay module and IC card interface are equipped with transformation between the computation chip and processing chip
Device, the IC card interface connect CPU card by card reader.
It is provided by the utility model can CPU card power purchase single-phase local charge control smart meter a kind of preferred embodiment
In, the relay module is connected by relay interface with processing chip.
It is provided by the utility model can CPU card power purchase single-phase local charge control smart meter a kind of preferred embodiment
In, the communication module includes carrier communication module, infrared communication module, 485 communication modules, and the carrier communication module is led to
Carrier communication interface to be crossed to be connected with processing chip, the infrared communication module is connected by infrared communication interface with processing chip,
485 communication module is connected by 485 communication interfaces with processing chip.
It is provided by the utility model can CPU card power purchase single-phase local charge control smart meter a kind of preferred embodiment
In, power module is further included, the power module sets up two-way separately, accesses the transformer, another way connection carrier communication all the way
Module.
It is provided by the utility model can CPU card power purchase single-phase local charge control smart meter a kind of preferred embodiment
In, the processing chip uses digital signal processing chip.
It is provided by the utility model can CPU card power purchase single-phase local charge control smart meter a kind of preferred embodiment
In, the computation chip uses RN8209 chips.
It is provided by the utility model can CPU card power purchase single-phase local charge control smart meter a kind of preferred embodiment
In, the safety chip uses ESAM encryption chips.
It is provided by the utility model can CPU card power purchase single-phase local charge control smart meter a kind of preferred embodiment
In, the CPU card is the intellective IC card of built-in encryption module.
Compared with prior art, it is provided by the utility model can the single-phase local charge control smart meter of CPU card power purchase have
Beneficial effect is：
First, the utility model has the function of electrical energy measurement, information storage and processing, information exchange etc., support internal accounting,
Long-range payment remotely stops power transmission, facilitates charge calculation, can effectively prevent arrearage behavior, also supports remote carrier communication, realizes
The same meter reading management of power grid；
2nd, the processing chip connection IC card interface, CPU card can utilize card reader to connect IC card interfaces, realize processing core
Piece carries out internal accounting control, and the CPU card user of use, which need to only be inputted power purchase information in CPU card by computer, can be realized purchase
Electricity；
3rd, the safety chip being equipped with is needed for the various instructions that long-range electricity-selling system issues through strictly close
Code verification and safety certification, prevent disabled user from changing parameters of electric energy meter, avoid the generation of electricity stealing；
4th, the computation chip used, has very big promotion than the precision and various functions of traditional computation chip,
Can error checking be realized by software regulating meter, can realize flexible anti-electricity-theft scheme.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Other attached drawings are obtained, wherein：
Fig. 1 be it is provided by the utility model can CPU card power purchase single-phase local charge control smart meter mainboard structure signal
Figure.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that described embodiment is only the part of the embodiment rather than whole of the utility model
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
The all other embodiment obtained, shall fall within the protection scope of the present invention.
Referring to Fig. 1, it is described can CPU card power purchase single-phase local charge control smart meter 1 include processing chip 11 and with institute
State processing chip 11 connection computation chip 12, storage chip 13, safety chip 14, display driver chip 15, communication module,
Relay module and IC card interfaces 16 are equipped with transformer 17, the IC card between the computation chip 12 and processing chip 11
Interface 16 connects CPU card by card reader, and the CPU card is the intellective IC card of built-in encryption module.
Further, the relay module is connected by relay interface 18 with processing chip 11, realizes switching on work(
Energy.
Further, the communication module includes carrier communication module, infrared communication module, 485 communication modules, described
Carrier communication module is connected by carrier communication interface 19 with processing chip 11, and the infrared communication module is connect by infrared communication
Mouth 20 is connected with processing chip 11, and 485 communication module is connected by 485 communication interfaces 21 with processing chip 11, is realized
Infrared copy meter, power circuit remote meter reading and 485 communication functions of ammeter.
Further, power module 22 is further included, the power module 22 sets up two-way separately, accesses the transformer all the way
17, it is main board power supply, another way connection carrier communication module is powered for carrier module.
Further, the processing chip 11 uses digital signal processing chip.
Further, the computation chip 12 uses RN8209 chips.
Further, the safety chip 14 uses ESAM encryption chips.
During work, the sampled signal of voltage, electric current is converted into pulse signal transmission to the place by the computation chip 12
It manages the acquisition of the progress electric pulse of chip 11, electric quantity accumulation and every calculate to analyze and process, handling result is stored in the storage core
In piece 13, for user by the intellective IC card of built-in encryption module by power purchase information inputing power table, the processing chip 11 is real
Existing internal accounting, while the processing chip 11 completes the function treatments such as safety certification, infrared, 485 meter readings, display.
It is provided by the utility model can the advantageous effect of single-phase local charge control smart meter 1 of CPU card power purchase be：
First, the utility model has the function of electrical energy measurement, information storage and processing, information exchange etc., support internal accounting,
Long-range payment remotely stops power transmission, facilitates charge calculation, can effectively prevent arrearage behavior, also supports remote carrier communication, realizes
The same meter reading management of power grid；
2nd, the processing chip 11 connects IC card interface 16, and CPU card can utilize card reader to connect IC card interface, at realization
It manages chip and carries out internal accounting control, the CPU card user of use need to only be inputted power purchase information by computer can be real in CPU card
Cash purchase electricity；
3rd, the safety chip 14 being equipped with needs to pass through strictly for the various instructions that long-range electricity-selling system issues
Password authentification and safety certification prevent disabled user from changing parameters of electric energy meter, avoid the generation of electricity stealing；
4th, the computation chip 12 used, precision and various functions than traditional computation chip have and carry greatly very much
It rises, can error checking be realized by software regulating meter, can realize flexible anti-electricity-theft scheme.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
The equivalent structure or equivalent flow shift made using the utility model description is directly or indirectly used in other phases
The technical field of pass, is similarly included within the scope of patent protection of the utility model.
Claims (8)
1. it is a kind of can CPU card power purchase single-phase local charge control smart meter, it is characterised in that：Including processing chip and with the place
Manage computation chip, storage chip, safety chip, display driver chip, communication module, relay module and the IC of chip connection
Card interface, is equipped with transformer between the computation chip and processing chip, the IC card interface connects CPU card by card reader.
2. it is according to claim 1 can CPU card power purchase single-phase local charge control smart meter, it is characterised in that：It is described after
Electrical appliance module is connected by relay interface with processing chip.
3. it is according to claim 1 can CPU card power purchase single-phase local charge control smart meter, it is characterised in that：It is described logical
Believe that module includes carrier communication module, infrared communication module, 485 communication modules, the carrier communication module passes through carrier communication
Interface is connected with processing chip, and the infrared communication module is connected by infrared communication interface with processing chip, 485 communication
Module is connected by 485 communication interfaces with processing chip.
4. it is according to claim 3 can CPU card power purchase single-phase local charge control smart meter, it is characterised in that：It further includes
Power module, the power module set up two-way separately, access the transformer, another way connection carrier communication module all the way.
5. it is according to claim 1 can CPU card power purchase single-phase local charge control smart meter, it is characterised in that：The place
It manages chip and uses digital signal processing chip.
6. it is according to claim 1 can CPU card power purchase single-phase local charge control smart meter, it is characterised in that：The meter
It measures chip and uses RN8209 chips.
7. it is according to claim 1 can CPU card power purchase single-phase local charge control smart meter, it is characterised in that：The peace
Full chip uses ESAM encryption chips.
8. it is according to claim 1 can CPU card power purchase single-phase local charge control smart meter, it is characterised in that：The CPU
Block for the intellective IC card of built-in encryption module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721153196.3U CN207397393U (en) | 2017-09-08 | 2017-09-08 | Can CPU card power purchase single-phase local charge control smart meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721153196.3U CN207397393U (en) | 2017-09-08 | 2017-09-08 | Can CPU card power purchase single-phase local charge control smart meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207397393U true CN207397393U (en) | 2018-05-22 |
Family
ID=62416989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721153196.3U Expired - Fee Related CN207397393U (en) | 2017-09-08 | 2017-09-08 | Can CPU card power purchase single-phase local charge control smart meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207397393U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113567723A (en) * | 2021-08-19 | 2021-10-29 | 北京京仪北方仪器仪表有限公司 | Single-phase cost control intelligent electric energy meter system with CPU card |
-
2017
- 2017-09-08 CN CN201721153196.3U patent/CN207397393U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113567723A (en) * | 2021-08-19 | 2021-10-29 | 北京京仪北方仪器仪表有限公司 | Single-phase cost control intelligent electric energy meter system with CPU card |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180522 Termination date: 20200908 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |