CN203827346U - GPRS signal extender used for power utilization information acquisition - Google Patents
GPRS signal extender used for power utilization information acquisition Download PDFInfo
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- CN203827346U CN203827346U CN201420219241.0U CN201420219241U CN203827346U CN 203827346 U CN203827346 U CN 203827346U CN 201420219241 U CN201420219241 U CN 201420219241U CN 203827346 U CN203827346 U CN 203827346U
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- 238000010276 construction Methods 0.000 description 5
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Abstract
The utility model discloses a GPRS signal extender used for power utilization information acquisition. The GPRS signal extender is a complete set of system formed by a replacement module (1), a transmission processor (2) and a receiving processor (3), wherein the replacement module (1) replaces an original GPRS module of a concentrator terminal, relevant data is acquired, processed and transmitted to the transmission processor (2) through an RS485 interface, a high-speed data transfer radio, which is arranged in the transmission processor (2), sends the data out, the original GPRS module of the concentrator terminal is installed at a corresponding position of the receiving processor (3), the receiving processor (3), which is put at a place where GPRS signals are good, receives the relevant data through the high-speed data transfer radio, analyzes and carries out operations on the corresponding GRPS module, thereby achieving a purpose of GPRS extension, and finally solving a problem of uplink communication of terminal equipment.
Description
Technical field
The utility model relates to a kind of GPRS signal extender gathering for power information.
Background technology
Along with fast development and the application at home of intelligent grid technology, power information acquisition system reaches its maturity, but its terminal equipment is particularly from far-off regions because being arranged in various complex environments, it is unstable that infield does not have the frequent switching of the covering of GPRS signal or weak covering and junction, base station signal to cause, thereby occur the bad problem of uplink communication module (GPRS module) communication.Signal problem causes being arranged on the not communication (or it is unstable to communicate by letter) of terminal in these places, has affected the integrality of image data and issuing of every control parameter.
At present, for the power information acquisition system that adopts GPRS wireless public network transmission means, exist certain customers' environment wireless signal to have blind area and without covering and the problem of swinging of signal, domesticly mainly contain small wireless, install gain antenna additional, adopt communication module to move 3 kinds of solutions of carrying out signal extension of technology outward.The defect of these three kinds of scheme technology is mainly reflected on extended distance:
1) small wireless scheme is applicable to open ground, but small wireless transmission range can only reach hundreds of rice, is no more than a km, and the shortcoming problem of the time delay obviously existing in practical application should be cautious use of in practicality.
2) extended distance of gain antenna system is generally less than l5 m.According to on-the-spot ruuning situation, show, be arranged on the terminal (particularly over underground 2 layers) of basement, sizable partial distance ground distance surpasses 15 m.In the case, the signal covering problem that gain antenna can only solve part basement is installed.
3) in communication module, move outward in system, its limit communication distance is 400 meters, needs wiring in implementation process, and difficulty of construction is large.
Summary of the invention
For above the deficiencies in the prior art, the utility model provides a kind of GPRS signal extender gathering for power information, the signal that is applicable to concentrator GPRS communication module in electric power power information acquisition system extends, it works in the special-purpose frequency range of 230MHz electric power data acquisition, can solve GPRS communication module by high-speed data acquisition transmission plan and without covering problem, cause the problem of communication abnormality because of signal.
The technical solution of the utility model is as follows:
A kind ofly for power information, gather GPRS signal extender and comprise concentrator GPRS module, transmission processor and receiving processor, described concentrator GPRS module is connected with transmission processor by RS485 interface, and described transmission processor is connected with described receiving processor by RS485 interface.
Further, described transmission processor comprises power subsystem and the 230M wireless communication unit being connected with described power supply power supply, control unit and RS485 local communication unit.
Further, described receiving processor comprises power subsystem and the 230M wireless communication unit being connected with described power subsystem, control unit and GPRS wireless communication unit.
Further, described concentrator GPRS module and transmission processor are arranged on the place that there is no GPRS signal.
Further, described receiving processor is arranged on the place of GPRS signal.
Advantage of the present utility model is:
A kind of GPRS signal extender gathering for power information that the utility model provides, realizes and surpasses 2 kilometers of above GPRS signal extension systems, is applicable to the power information acquisition terminal of outlying no signal area and jitter region.In addition, the utility model cost low, be easy to realize.
Accompanying drawing explanation
Fig. 1 is the structure brief block diagram of the utility model GPRS signal extender;
Fig. 2 is the transmission processor system construction drawing of the utility model GPRS signal extender;
Fig. 3 is the receiving processor system construction drawing of the utility model GPRS signal extender.
Embodiment
In order more clearly to explain the utility model, below in conjunction with accompanying drawing, the utility model will be further described.
If Fig. 1 is the structure brief block diagram of the utility model GPRS signal extender, described GPRS signal extender comprises concentrator GPRS module 1, transmission processor 2, receiving processor 3.Concentrator GPRS module is after related data process acquisition process, by RS485 interface, send to transmission processor 2, the built-in high-speed digital transmission radio station of transmission processor sends data, receiving processor operated by rotary motion is better local at GPRS signal, after receiving related data by high-speed digital transmission radio station again, parsing also operates GPRS module, thereby reaches the object of " GPRS prolongation ", finally solves terminal equipment uplink communication problem.
Concentrator GPRS module 1 substitutes in concentrator terminal GPRS communication module in the past, after the relevant data acquisition of power information is processed, by RS485 interface, send to transmission processor, the Data Analysis that concentrator need to be uploaded by former GPRS communication module out.Concentrator GPRS module is the key component of extender, in actual use, must extract the data that concentrator need to exchange by this module, and the concentrator of compatible each producer.
Transmission processor 2 parts are placed near concentrator GPRS module 1, by RS485, connect concentrator swap data, and the high-speed digital transmission radio station that it is built-in and receiving processor 3 carry out exchanges data.Concentrator GPRS module and transmission processor reality are as a whole, and it is all placed on and does not have the concentrator of GPRS signal to install ground as the proximal part of GPRS extender.
Receiving processor 3 parts are placed on the location that GPRS signal is good, control and resolve concentrator GPRS module data and carry out exchanges data with electric power power information acquisition system, then by its high-speed digital transmission radio station and transmission processor 2, carry out exchanges data, guaranteed that proximal part can communicate with and finally by self, connect main website in the place that there is no GPRS signal, thereby reach the object of " GPRS prolongation ", finally solve end equipment uplink communication problem.
In sum, GPRS signal extender can be divided into proximal part and distal portions, and wherein proximal part is placed on the place that there is no GPRS signal, and distal portions is placed on the place of GPRS signal.Wherein to be responsible for controlling GPRS module and main website current for distal portions, and communicate by 230M Wireless Data Transmission and proximal part, and proximal part major control concentrator communicating by letter with distal portions by 230M Wireless Data Transmission.Whole system accomplishes to control the also function of distance data transmission, thereby reach concentrator, can not have the place of GPRS signal normally to work.
The concentrator GPRS module of GPRS signal extender, external interface and the function of transmission processor and receiving processor are as shown in the table:
If Fig. 2 is the transmission processor system construction drawing of the utility model GPRS signal extender, following four kinds of unit modules in described transmission processor, have been comprised.Power subsystem: the system each several part of being responsible for provides required power supply.230M wireless communication unit: the physical channel of being responsible for setting up with receiving processor 230M radio communication.Control unit: be responsible for driving wireless communication unit, data processed etc.RS485 local communication unit: be responsible for communicating by RS485 line and concentrator terminal.
If Fig. 3 is the receiving processor system construction drawing of the utility model GPRS signal extender, in described receiving processor, following four kinds of unit modules have been comprised.Power subsystem: the system each several part of being responsible for provides required power supply.230M wireless communication unit: the physical channel of being responsible for setting up with transmission processor 230M radio communication.Control unit: be responsible for driving wireless communication unit, data processed etc.GPRS wireless communication unit: be responsible for communicating with mobile base station.
After a large amount of test and debugging, GPRS is applicable to state without line stretcher and nets all terminal equipments, and without in situation about obviously stopping, 5km can carry out reliable transfer of data with interior, meets the transmission needs that the long distance of GPRS is extended.Collection point after GPRS signal extender is installed, and data acquisition success rate surpasses 97%.
Claims (5)
1. one kind gathers GPRS signal extender for power information, it is characterized in that: described signal extender comprises concentrator GPRS module, transmission processor and receiving processor, described concentrator GPRS module is connected with transmission processor by RS485 interface, and described transmission processor is connected with described receiving processor by RS485 interface.
2. according to claim 1ly a kind ofly for power information, gather GPRS signal extender, it is characterized in that, described transmission processor comprises power subsystem and the 230M wireless communication unit being connected with described power supply, control unit and RS485 local communication unit.
3. according to claim 1 a kind of for power information collection GPRS signal extender, it is characterized in that, described receiving processor comprises power subsystem and the 230M wireless communication unit being connected with described power subsystem, control unit and GPRS wireless communication unit.
4. according to claim 1ly a kind ofly for power information, gather GPRS signal extender, it is characterized in that, described concentrator GPRS module and transmission processor are arranged on the place that there is no GPRS signal.
5. according to claim 1ly a kind ofly for power information, gather GPRS signal extender, it is characterized in that, described receiving processor is arranged on the place of GPRS signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420219241.0U CN203827346U (en) | 2014-04-30 | 2014-04-30 | GPRS signal extender used for power utilization information acquisition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420219241.0U CN203827346U (en) | 2014-04-30 | 2014-04-30 | GPRS signal extender used for power utilization information acquisition |
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| Publication Number | Publication Date |
|---|---|
| CN203827346U true CN203827346U (en) | 2014-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420219241.0U Expired - Lifetime CN203827346U (en) | 2014-04-30 | 2014-04-30 | GPRS signal extender used for power utilization information acquisition |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104659909A (en) * | 2014-09-24 | 2015-05-27 | 深圳友讯达科技股份有限公司 | Communication equipment and communication system |
| CN105719471A (en) * | 2016-03-29 | 2016-06-29 | 国网上海市电力公司 | Concentrator GPRS (general packet radio service) signal extender |
| CN106712832A (en) * | 2016-12-30 | 2017-05-24 | 国家电网公司 | System for extending signals by using GPRS signal extender |
-
2014
- 2014-04-30 CN CN201420219241.0U patent/CN203827346U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104659909A (en) * | 2014-09-24 | 2015-05-27 | 深圳友讯达科技股份有限公司 | Communication equipment and communication system |
| CN105719471A (en) * | 2016-03-29 | 2016-06-29 | 国网上海市电力公司 | Concentrator GPRS (general packet radio service) signal extender |
| CN106712832A (en) * | 2016-12-30 | 2017-05-24 | 国家电网公司 | System for extending signals by using GPRS signal extender |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140910 |