CN202798743U - Dual-time-service concentrator - Google Patents
Dual-time-service concentrator Download PDFInfo
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- CN202798743U CN202798743U CN 201220527203 CN201220527203U CN202798743U CN 202798743 U CN202798743 U CN 202798743U CN 201220527203 CN201220527203 CN 201220527203 CN 201220527203 U CN201220527203 U CN 201220527203U CN 202798743 U CN202798743 U CN 202798743U
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Abstract
The utility model discloses a dual-time-service concentrator which includes an embedded processor; and a power supply module, a display module, a keyboard and a storage which are unidirectionally connected with the embedded processor; a carrier communication module, a GPRS communication module and an RS-485 communication module which are bidirectionally communicated with the embedded processor; and a GPS time-service module and a big dipper time-service module which are bidirectionally communicated with the embedded processor. The concentrator adopts the GPS time-service and the big dipper time-service at the same time to improve the time precision and to solve the unreliable time problem existing in an electric power meter reading system.
Description
Technical field
The utility model relates to field of power, has a kind of pair of time service concentrator that relates to remote power meter-copy collector field..
Background technology
The power consumer centralized meter-reading system is a kind of acquiring electric energy information, processing and real-time monitoring system, concentrator is the data of being responsible for collecting each acquisition terminal and electric energy meter in this system, and process storage, also being the equipment that carries out exchanges data with main website or collector simultaneously, is the Control on Communication hinge of whole system.Concentrator energy and master station communication receive the order of main website, transmit data to main website, and concentrator can receive the order of forwarding main website, and electric energy meter is carried out data acquisition and control.Power supply unit adopts all kinds of mechanicss of communication by concentrator terminal equipment to be carried out telemanagement in the prior art, can greatly increase work efficiency.
Application number is a kind of concentrator of patent disclosure of 201120431537.5, comprises 32 arm processor modules, memory module, uplink communication module, downlink communication module, local communication module, exchanges acquisition module, switching input module, LCD MODULE; Wherein processor module is connected (such as Fig. 1) with memory module, uplink communication module, downlink communication module, local communication module, interchange acquisition module, switching input module, LCD MODULE respectively.This patent provides a plurality of communication module interfaces, can adopt the different communication mode, has not only improved the reliability of transfer of data between concentrator and the main website, and has guaranteed the success rate that acquisition system is checked meter.In whole power meter reading system, need an accurately time reference, and clock call together survey and to the time be the function of concentrator indispensability, and concentrator has timing unit usually, can by local channel to collector in the system broadcast to the time or when electric energy meter broadcasted the school.Above-mentioned patented technology is the same with present many products, generally be when first concentrator being carried out the school by network during the kilowatt meter reading-out system school, after finishing during the concentrator school, when by RS-485 mode or power line carrier mode the electric energy terminal equipment being carried out the school again, because the delay of network etc., can cause the time reference of whole kilowatt meter reading-out system inconsistent, bring serious problem.
The utility model content
Not enough in order to overcome in the prior art, the utility model provides a kind of pair of time service concentrator, can improve the time precision of concentrator, to solve insecure problem of time in the power meter reading system.
The technical scheme in the invention for solving the above technical problem is:
A kind of pair of time service concentrator, comprise flush bonding processor, respectively with the unidirectional power module that is connected of flush bonding processor, display module, keyboard and memory, with carrier communication module, GPRS communication module and the RS-485 communication module of flush bonding processor two-way communication, it is characterized in that: also comprise GPS time service module and Big Dipper time service module with the two-way communication of embedded processing processor respectively.
Described flush bonding processor is the ARM9 flush bonding processor of embedded linux programming system.
Described GPS time service module links to each other with the ARM9 flush bonding processor by serial data bus with Big Dipper time service module.
Described GPRS communication module is connected with the ARM9 flush bonding processor by the GPIO bus.
Described RS-485 communication module is connected with the ARM9 flush bonding processor by serial port.
Described carrier communication module is connected with the ARM9 flush bonding processor by the power line carrier interface circuit.
Described memory adopts NOR FLASH and NAND FLASH flash memory, is connected by bus with in-line memory, is used for the storage of software code and energy data.
Described display module adopts LCD display, is used for the demonstration of figure, curve and style information.
The utility model has following beneficial effect with respect to prior art:
(1) the utility model adopts the ARM9 flush bonding processor, in conjunction with ARM9 powerful operational capability and advanced built-in Linux programming architecture, carry out except data, uplink communication and the administrative center of each collector of descending collection of realizing common electric power meter-copy collector or multifunction electric meter the communication maincenter function such as exchanges data, also realize the resolving of two kinds of time signals, data fusion function, realize that reliable automatic mode switches.
(2) the utility model adopts GPS time service module and the two time service patterns of Big Dipper time service module, can improve the time precision of concentrator jointly for concentrator provides correct time signal source, avoids unreliable problem of time in the kilowatt meter reading-out system.
(3) the utility model adopts the GPRS communication module, is used for carrying out uplink communication and exchanges data with upper management control centre or handheld device; RS-485 communication module and carrier communication module are used for carrying out downlink communication with each collector terminal or multifunction electric meter.Can realize on the whole the effect of long-range, centralization and the automation of centralized meter-reading system.
Description of drawings
Fig. 1 is the structural representation of a kind of concentrator in the prior art.
Fig. 2 is structural representation of the present utility model.
Embodiment
For the ease of it will be appreciated by those skilled in the art that below in conjunction with accompanying drawing and embodiment the utility model is described in further detail:
Shown in Figure 2, the utility model discloses a kind of pair of time service concentrator, comprise flush bonding processor, respectively with the unidirectional power module that is connected of flush bonding processor, display module, keyboard and memory, with the GPRS communication module of flush bonding processor two-way communication, be used for carrying out uplink communication and exchanges data with upper management control centre or handheld device respectively; Carrier communication module and RS-485 communication module are used for carrying out downlink communication with each collector terminal or multifunction electric meter.Also comprise and GPS time service module and the Big Dipper time service module of flush bonding processor two-way communication, can improve the time precision of concentrator jointly for concentrator provides correct time signal source, avoid unreliable problem of time in the kilowatt meter reading-out system.
Described embedded processing processor is the ARM9 flush bonding processor of embedded linux programming system.This processor is in conjunction with ARM9 powerful operational capability and advanced built-in Linux programming architecture, carry out except data, uplink communication and the administrative center of each collector of descending collection of realizing common electric power meter-copy collector or multifunction electric meter the communication maincenter function such as exchanges data, also realize the resolving of two kinds of time signals, data fusion function, realize that reliable automatic mode switches.
Described GPS time service module, connect the ARM9 flush bonding processor by serial data bus, the time signal of gps satellite navigation system is provided, implementation constantly, obtain first the time signal of standard from gps satellite, again with these signals by the various interface type be transferred to need in the automated system temporal information send the ARM9 flush bonding processor to.The GPS time service has the advantages such as time service precision height, good stability, wide coverage, but it develops for US military, as unique clock source there is certain potential safety hazard in the clock system safety and stability.Described Big Dipper time service module, connect the ARM9 flush bonding processor by serial data bus, the time signal of Beidou satellite navigation system is provided, during implementation, the time signal automatic calibration that will obtain from big-dipper satellite, so that displaying time and standard time keep precise synchronization, and send this time signal to the ARM9 flush bonding processor by universal serial bus.Big-dipper satellite is the satellite navigation system of China's independent research, and time service precision is better than GPS, but number of satellite is few, does not have GPS stable.The setting of two time service modules for concentrator provides correct time signal source, improves time precision and the stability of concentrator jointly, avoids unreliable problem of time in the kilowatt meter reading-out system.
Described GPRS communication module is connected with the ARM9 flush bonding processor by the GPIO bus, realizes the exchanges data with upper management control centre, external data server.The RS-485 communication module is connected with the ARM9 flush bonding processor by serial port, be used for to realize and the communicating by letter of collector terminal or multifunction electric meter.Carrier communication module, be connected with the ARM9 flush bonding processor by the power line carrier interface circuit, realization is communicated by letter with collector terminal or multifunction electric meter, and multiple communication module is used simultaneously, more can guarantee the effect of long-range, centralization and the automation of centralized meter-reading system.
During implementation, power module converts appropriate DC voltages to and provides working power for each functional module of whole equipment directly from the electric main power taking in the described concentrator.
Described display apparatus module can adopt high-resolution color LCD, as resolution be 800 * 600 8.4 " the TFT color LCD is used for the demonstration of figure, curve and text message, and the isa bus by expansion is connected with the ARM9 flush bonding processor.
Keyboard and interface module thereof can adopt 4 * 5 keyboards, are connected with the ARM9 processor by simplifying isa bus.Adopt keyboard and interface module thereof, can carry out feature operation and data query to concentrator by keyboard, simple to operation, do not worry the situation that the keypress function on the concentrator lost efficacy and causes whole concentrator to be scrapped, and the keyboard replacing is convenient, can not occur damaging the situation that affects intensive work because of keyboard.
Described memory adopts NOR FLASH and NAND FLASH flash memory, is connected by bus with in-line memory, is used for the storage of software code and energy data.
The not concrete functional module of introducing all can adopt ripe functional module of the prior art in the utility model, is not repeated herein.
Above-described embodiment only is wherein specific implementation of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these apparent replacement forms all belong to protection range of the present utility model.
Claims (8)
1. two time service concentrator, comprise flush bonding processor, respectively with the unidirectional power module that is connected of flush bonding processor, display module, keyboard and memory, with carrier communication module, GPRS communication module and the RS-485 communication module of flush bonding processor two-way communication, it is characterized in that: also comprise GPS time service module and Big Dipper time service module with the two-way communication of embedded processing processor respectively.
2. a kind of pair of time service concentrator according to claim 1 is characterized in that: described flush bonding processor is the ARM9 flush bonding processor of embedded linux programming system.
3. a kind of pair of time service concentrator according to claim 1, it is characterized in that: described GPS time service module links to each other with the ARM9 flush bonding processor by serial data bus with Big Dipper time service module.
4. a kind of pair of time service concentrator according to claim 1 is characterized in that: described GPRS communication module is connected with the ARM9 flush bonding processor by the GPIO bus.
5. a kind of pair of time service concentrator according to claim 1, it is characterized in that: described RS-485 communication module is connected with the ARM9 flush bonding processor by serial port.
6. a kind of pair of time service concentrator according to claim 1 is characterized in that: described carrier communication module is connected with the ARM9 flush bonding processor by the power line carrier interface circuit.
7. a kind of pair of time service concentrator according to claim 1 is characterized in that: described memory adopts NOR FLASH and NAND FLASH flash memory, is connected by bus with flush bonding processor.
8. a kind of pair of time service concentrator according to claim 1 is characterized in that: described display module employing LCD display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220527203 CN202798743U (en) | 2012-10-16 | 2012-10-16 | Dual-time-service concentrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220527203 CN202798743U (en) | 2012-10-16 | 2012-10-16 | Dual-time-service concentrator |
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| CN202798743U true CN202798743U (en) | 2013-03-13 |
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| CN 201220527203 Expired - Fee Related CN202798743U (en) | 2012-10-16 | 2012-10-16 | Dual-time-service concentrator |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108206721A (en) * | 2016-12-19 | 2018-06-26 | 成都长城开发科技有限公司 | Automatic meter reading system and its calibration method |
| CN109507936A (en) * | 2019-01-17 | 2019-03-22 | 广东电网有限责任公司 | A kind of composite type processing unit |
| CN109945917A (en) * | 2018-11-16 | 2019-06-28 | 北京特种机械研究所 | A kind of vehicle-mounted combination instrument of fortune trailer |
| CN110009892A (en) * | 2019-05-15 | 2019-07-12 | 广东电网有限责任公司 | A kind of low-voltage collecting meter reading sand table exercise method |
| CN112118029A (en) * | 2020-08-20 | 2020-12-22 | 广东电网有限责任公司佛山供电局 | Transformer substation three-mode communication system based on broadband power carrier |
-
2012
- 2012-10-16 CN CN 201220527203 patent/CN202798743U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108206721A (en) * | 2016-12-19 | 2018-06-26 | 成都长城开发科技有限公司 | Automatic meter reading system and its calibration method |
| CN108206721B (en) * | 2016-12-19 | 2019-12-31 | 成都长城开发科技有限公司 | Automatic meter reading system and time correction method thereof |
| CN109945917A (en) * | 2018-11-16 | 2019-06-28 | 北京特种机械研究所 | A kind of vehicle-mounted combination instrument of fortune trailer |
| CN109507936A (en) * | 2019-01-17 | 2019-03-22 | 广东电网有限责任公司 | A kind of composite type processing unit |
| CN110009892A (en) * | 2019-05-15 | 2019-07-12 | 广东电网有限责任公司 | A kind of low-voltage collecting meter reading sand table exercise method |
| CN112118029A (en) * | 2020-08-20 | 2020-12-22 | 广东电网有限责任公司佛山供电局 | Transformer substation three-mode communication system based on broadband power carrier |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Dual-time-service concentrator Effective date of registration: 20150106 Granted publication date: 20130313 Pledgee: Bank of China, Limited by Share Ltd, Huizhou branch Pledgor: Huizhou Midtown Electronic Technology Co., Ltd.|Huang Hongzhang Registration number: 2015990000013 |
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Effective date of registration: 20180514 Granted publication date: 20130313 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210514 Granted publication date: 20130313 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20191016 |