CN202694559U - Carrier concentrator - Google Patents
Carrier concentrator Download PDFInfo
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- CN202694559U CN202694559U CN 201220256076 CN201220256076U CN202694559U CN 202694559 U CN202694559 U CN 202694559U CN 201220256076 CN201220256076 CN 201220256076 CN 201220256076 U CN201220256076 U CN 201220256076U CN 202694559 U CN202694559 U CN 202694559U
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Abstract
The utility model relates to a carrier concentrator, comprising a data processing module, an upstream interface module and a power supply managing module, wherein the data processing module is respectively connected with a carrier module, the upstream interface module, a transmission module and the power supply managing module; the data processing module comprises an ARM (Advanced RISC Machines) processor and a Linux system; signals TX0, PA9 and PA26 sent from the ARM are changed into standard 3.3-V COMS (Complementary Metal Oxide Semiconductor) electric level signals PLC-RX (Programmable Logic Controller-RX), PCL-SET and PCL-RST through a buffering circuit; the carrier module comprises a carrier interface circuit and the carrier interface circuit is formed by a J202 type chip; the upstream interface module is formed by an infrared interface, a GPRS (General Packet Radio Service) interface and an SCDMA (Synchronous Code Division Multiple Access) interface; and the transmission module is formed by an RS232 type communication interface and a plurality of RS485 type communication interfaces. The carrier concentrator has the advantages of simple structure, reasonable design, more functions, abundant interfaces, convenience for maintenance, large data storage amount and transmission amount, modularized design and convenience for maintenance.
Description
Technical field
The utility model relates to the electrical network equipment field of checking meter, and relates in particular to a kind of carrier wave concentrator.
Background technology
At present, electric system low voltage electric network automaticity is more and more higher, the low voltage power line carrier automatic data logging is the pith of low voltage electric network robotization, the core of centralized automatic meter-reading is concentrator, concentrator is also stored the data reading system of the equipment such as electric energy meter in concentrator by low voltage power line carrier or other communication modes, be transferred in the main station system, main station system forms various forms to data analysis again.As the basis, interface microcontroller is few with single-chip microcomputer for traditional concentrator, and kind of interface still less is not easy to safeguard and expand that in addition, data storage capacity is low, has limited the development of concentrator.
Summary of the invention
The purpose of this utility model is to overcome the weak point that exists in the above-mentioned technology, provides a kind of simple in structure, reasonable in design, and function is many, rich interface, easy to maintenance, memory data output and the large carrier wave concentrator of transmission quantity.In order to achieve the above object, the technical solution adopted in the utility model is: comprise data processing module, the upstream Interface module, power management module, data processing module respectively with carrier module, the upstream Interface module, transport module, power management module connects, data processing module comprises arm processor and linux system, the signal TX0 that sends from ARM, PA9, PA26 is through becoming the 3.3V COMS level signal PLC-RX of standard behind the buffer circuit, PCL-SET, PCL-RST, carrier module comprises the carrier interface circuit, the carrier interface circuit is comprised of the J202 cake core, the upstream Interface module is by infrared interface, GPRS interface and SCDMA interface form, and transport module is comprised of a RS232 type communication interface and a plurality of RS485 type communication interface.The utility model has the advantages that: simple in structure, reasonable in design, function is many, rich interface, easy to maintenance, memory data output and transmission quantity are large, adopt modular design, are convenient to safeguard.
Description of drawings
Fig. 1 is theory diagram of the present utility model; Fig. 2 is the circuit diagram of buffer circuit; Fig. 3 is the circuit diagram of carrier interface circuit.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.By Fig. 1-Fig. 3 as can be known, the utility model comprises data processing module 1, upstream Interface module 3, power management module 5, data processing module 1 respectively with carrier module 2, upstream Interface module 3, transport module 4, power management module 5 connects, data processing module 1 comprises arm processor and linux system, the signal TX0 that sends from ARM, PA9, PA26 is through becoming the 3.3V COMS level signal PLC_RX of standard behind the buffer circuit 6, PCL_SET, PCL_RST, carrier module 2 comprises carrier interface circuit 7, carrier interface circuit 7 is comprised of the J202 cake core, upstream Interface module 3 is by infrared interface, GPRS interface and SCDMA interface form, and transport module 4 is comprised of a RS232 type communication interface and a plurality of RS485 type communication interface.The pin 5 of described carrier interface circuit 7, pin 8, pin 9 are connected with pin 2, pin 4, the pin 5 of buffer circuit 6 respectively.Described buffer circuit 6 comprises the U114 cake core.The utility model data processing module 1 is installed in low pressure and becomes platform, be used for all users' of copy reading the energy data of electric energy meter, transport module 4 with the data transmission on the electric supply meter to main website, main website can be according to load variations situation analysis user's load and electricity consumption situation, while Jiang Tai district integral point freezes electric quantity data to be copied back, analyzes running status and the loss of whole circuit.During work, power management module 5 provides electric power for whole system, signal TX0, the PA9 that sends from ARM and PA26 are through becoming 3.3V COMS level signal PLC-RX, PCL-SET and the PCL-RST of standard behind the buffer circuit 6, then these three signals are again through 5V COMS level signal that just can the compatible carrier wave interface after D216, D217, the D218 conversion, and directly sending to carrier module 2, the 5V COMS signal RX0 that sends from buffer circuit 6 just becomes the PLC-TX of compatible 3.3V COMS signal and passes to ARM after through the D215 conversion.
Claims (3)
1. carrier wave concentrator, comprise data processing module (1), upstream Interface module (3), power management module (5), it is characterized in that: data processing module (1) is connected with carrier module (2), upstream Interface module (3), transport module (4), power management module (5) respectively; Data processing module (1) comprises arm processor and linux system, signal TX0, the PA9 that sends from ARM, PA26 become 3.3V COMS level signal PLC_RX, PCL_SET, the PCL_RST of standard after through buffer circuit (6), carrier module (2) comprises carrier interface circuit (7), carrier interface circuit (7) is comprised of the J202 cake core, upstream Interface module (3) is comprised of infrared interface, GPRS interface and SCDMA interface, and transport module (4) is comprised of a RS232 type communication interface and a plurality of RS485 type communication interface.
2. carrier wave concentrator according to claim 1, it is characterized in that: the pin 5 of described carrier interface circuit (7), pin 8, pin 9 are connected with pin 2, pin 4, the pin 5 of buffer circuit (6) respectively.
3. carrier wave concentrator according to claim 2, it is characterized in that: described buffer circuit (6) comprises the U114 cake core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220256076 CN202694559U (en) | 2012-06-01 | 2012-06-01 | Carrier concentrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220256076 CN202694559U (en) | 2012-06-01 | 2012-06-01 | Carrier concentrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202694559U true CN202694559U (en) | 2013-01-23 |
Family
ID=47550142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220256076 Expired - Fee Related CN202694559U (en) | 2012-06-01 | 2012-06-01 | Carrier concentrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202694559U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104240484A (en) * | 2014-09-15 | 2014-12-24 | 国家电网公司 | Local communication interface carrier to RS485 equipment of state grid concentrator |
| CN109298321A (en) * | 2018-11-10 | 2019-02-01 | 新开普电子股份有限公司 | A kind of comprehensive debugging device |
-
2012
- 2012-06-01 CN CN 201220256076 patent/CN202694559U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104240484A (en) * | 2014-09-15 | 2014-12-24 | 国家电网公司 | Local communication interface carrier to RS485 equipment of state grid concentrator |
| CN109298321A (en) * | 2018-11-10 | 2019-02-01 | 新开普电子股份有限公司 | A kind of comprehensive debugging device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20210601 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |