CN204886956U - Signal relay at power consumption information acquisition terminal - Google Patents
Signal relay at power consumption information acquisition terminal Download PDFInfo
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- CN204886956U CN204886956U CN201520626010.6U CN201520626010U CN204886956U CN 204886956 U CN204886956 U CN 204886956U CN 201520626010 U CN201520626010 U CN 201520626010U CN 204886956 U CN204886956 U CN 204886956U
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Abstract
The utility model provides a signal relay at power consumption information acquisition terminal, includes the data conversion unit, local unit and remote unit, local unit are arranged nearby near the data conversion unit, pass through the net twine with the data conversion unit and are connected communication to adopt the transparent transmission technology of power line carrier relaying to be connected and the communication with the remote unit through the power line, the remote unit can be arranged wantonly in the region that has power line and wireless public network signal, through power line and local unit connection and communication, the utility model discloses owing to adopt the original wireless public network communication module interface in data conversion unit connection power consumption information acquisition terminal, the remote unit is communicated through connecting wireless public network communication module and gathering the main website, electric power system existing equipment and overall arrangement can need not to change, need not under the condition of extra wiring, guarantee to gather the main website and install normal communication and the data interaction at the power consumption information acquisition terminal that does not have wireless public network signal or the wireless relatively poor region of public network signal, communication distance is far away, wide application range.
Description
Technical field
The utility model belongs to field of wireless communication, is specifically related to a kind of signal trunking of power information acquisition terminal.
Background technology
Along with the development of intelligent power grid technology and the all-round construction of power information collector systems, the Wireless Meter Reading Technology of electric power system is more and more ripe.But when running at the scene, many power information wireless public network signal collecting devices be connected with power information acquisition terminal are arranged on movable signal blind area, wireless public network signaling module is caused to reach the standard grade, exchanges data cannot be carried out with system main website, or communication is unstable, the wireless public network Signal Terminal being particularly arranged on underground cannot the situation of communication become increasingly conspicuous.
At present, can adopt and solve above problem with the following method:
(1) install high-gain aerial additional, but the method cost is too high;
(2) increase repeater or signal amplifier, but the method cost is still higher, and needs to introduce signal, limited coverage area by the mode of traction optical fiber;
(3) special repeater is adopted, for signal relaying; Occurred the general general repeater of GPRS/CDMA on the market, for overcoming the above problems, the system schematic of the general repeater of this GPRS/CDMA as shown in Figure 1; First the remote communication module on power information acquisition terminal is pulled up, the Date Conversion Unit of general repeater is inserted on a remote communication module interface of power information acquisition terminal, the remote communication module pulled up is inserted on No. two remote communication module interfaces of the remote unit of general repeater; When power information acquisition terminal sends communication data to communication module, the serial port communication data of transmission is converted to RS485 signal and sends to remote unit by eight core parallel network lines by Date Conversion Unit, then at remote unit, RS485 signal is restored into serial port communication data and directly sends to remote communication module; When communication module sends communication data to power information acquisition terminal, the serial port communication data that communication module sends is converted to RS485 signal and then sends to Date Conversion Unit by eight core parallel network lines by remote unit, and communication data reduction is forwarded to power information acquisition terminal by RS485 change-over circuit by Date Conversion Unit; Power information acquisition terminal can be realized by above equipment and step to communicate with the accessible of system main website.
But this general repeater can only support corresponding terminal type, can not compatible different specification and dissimilar terminal, administer and maintain inconvenience; In addition, this repeater needs to be connected up by the mode burrowed through walls remote unit to be arranged in the place of wireless signal, constructs and safeguards all more difficult.
Utility model content
The purpose of this utility model be to provide a kind of communication distance far away, without the need to additionally connecting up, the signal trunking of power information acquisition terminal applied widely.
The signal trunking of this power information acquisition terminal that the utility model provides, comprise Date Conversion Unit, characterized by further comprising local unit and remote unit, local unit is arranged near Date Conversion Unit nearby, be connected with Date Conversion Unit and communication, and be connected and communication with remote unit by power line; Remote unit can be arranged in arbitrarily the region of power line and wireless public network signal, is connected and communication with local unit by power line.
Described Date Conversion Unit is arranged on power information acquisition terminal, is connected with power information acquisition terminal by wireless public network communication module interface original on power information acquisition terminal; The original wireless public network communication module of power information acquisition terminal is arranged on remote unit.
Described Date Conversion Unit and the connection of local unit are that employing eight core network service line is connected.
Described local unit comprises interface module, power module, processor, carrier communication module and networking and arranges module, interface module is connected with processor, data for being sent by Date Conversion Unit are passed to processor or the data that processor will send are passed to Date Conversion Unit, interface module is connected with power module, for power module provides power supply simultaneously; Power module is connected with processor and carrier communication module and is that it is powered; Networking arranges module and is connected with processor, and the networking for system is arranged; Carrier communication module is connected with processor, for needing the data sent to be converted to carrier signal processor, and be sent to the enterprising news that work of power line, or receive the carrier signal of power line, and the carrier signal of reception is sent to processor by data transaction.
Described remote unit comprises first interface module, power module, processor, carrier communication module, networking arrange module and the second interface module, and first interface module is connected with power line, is connected with carrier communication module simultaneously; Carrier communication module and first interface model calling, detect power line carrier signal and will be transferred to processor after signal transacting or be sent on power line after the data that processor sends are converted to carrier signal, carrier communication module be also connected with power module simultaneously; Power module is connected with processor and is that processor is powered; Networking arranges module and to be connected with processor and networking for system is arranged; Second interface module is for being connected with wireless public network communication module original on power information acquisition terminal, second interface module is connected with processor simultaneously, data for being sent by processor are transferred to wireless public network communication module, or the data that wireless public network communication module receives are transferred to processor.
Described local unit and remote unit are connected by power line and communication is referred to and directly connected by power line between local unit and remote unit, adopt power line carrier relaying transparent transmission technology to carry out communication between local unit and remote unit.
The networking module of described local unit and remote unit includes networking password and arranges module, networking password arranges module and is made up of toggle switch and one group of resistance, power supply connects the resistance of one group of parallel connection, be connected to ground by toggle switch again, the I/O pin of processor is connected between resistance and toggle switch, arrange networking password by stirring of toggle switch, code signal also will be transferred to processor.
Described local unit and the power module of remote unit include power circuit and battery management circuit, and battery management module comprises again battery, battery voltage sampling circuit, power-fail detection circuit and battery control circuit; Power circuit is also powered for remote unit or local unit by power line or by eight core network service line power takings, can charge for battery simultaneously; Processor obtains cell voltage by battery voltage sampling circuit, detect power circuit whether power-off by power-fail detection circuit, by battery control circuit, battery is charged, control of discharge and the power supply that controls local unit or remote unit switch between powered battery and power circuit are powered.
The signal trunking of this power information acquisition terminal that the utility model provides, power information acquisition terminal original wireless public network communication module interface is connected owing to adopting Date Conversion Unit, be connected with the local unit arranged nearby, and adopt power line carrier relaying transparent transmission technology and the remote unit communication being arranged on wireless public network signal region by local unit, remote unit is again by communicating with collection main website with the original wireless public network communication module of the power information acquisition terminal be connected, can without the need to changing electric power system existing equipment and layout, when without the need to additionally connecting up, ensure to gather main website and the normal communication and the data interaction that are arranged on the power information acquisition terminal not having wireless public network signal or wireless public network dtr signal region, communication distance is far away, applied widely.
Accompanying drawing explanation
Fig. 1 is the functional block diagram of the signal repeater of prior art.
Fig. 2 is functional block diagram of the present utility model.
Fig. 3 is the functional block diagram of local unit of the present utility model.
Fig. 4 is the functional block diagram of remote unit of the present utility model.
Fig. 5 is the system module figure of a kind of specific embodiment of the present utility model.
Fig. 6 is the theory diagram of a kind of specific embodiment of the present utility model.
Fig. 7 is the networking pairing password setting principle block diagram of local unit of the present utility model, remote unit.
Fig. 8 is the battery control and management theory diagram of local unit of the present utility model, remote unit.
Embodiment
Be illustrated in figure 2 functional block diagram of the present utility model; The signal trunking of power information acquisition terminal comprises Date Conversion Unit, local unit and remote unit, Date Conversion Unit is arranged on power information acquisition terminal, and be connected with local unit, local unit is arranged near power information acquisition terminal nearby, and is connected with remote unit.
Be illustrated in figure 3 the functional block diagram of local unit of the present utility model; Local unit comprises interface module, power module, processor, communication module and networking module, interface module is connected with processor, data for being sent by Date Conversion Unit are passed to processor or the data that processor will send are passed to Date Conversion Unit, and interface module is connected with power module simultaneously; Power module is connected with processor and is that processor is powered; Networking arranges module and is connected with processor, and the networking for system is arranged; Communication module is connected with processor, for needing the data sent to be converted to carrier signal processor, and is sent to the enterprising news that work of power line.
Be illustrated in figure 4 the functional block diagram of remote unit of the present utility model; Remote unit comprises first interface module, power module, processor, networking module and the second interface module, first interface module is connected with power line, detect power line carrier signal and will be transferred to processor after signal transacting or be sent on power line after the data that processor sends are converted to carrier signal, first interface module be also connected with power module simultaneously; Power module is connected with processor and is that processor is powered; Networking module is connected with processor and networking for system is arranged; Second interface module is for being connected with wireless public network communication module original on power information acquisition terminal, second interface module is connected with processor simultaneously, data for being sent by processor are transferred to wireless public network communication module, or the data that wireless public network communication module receives are transferred to processor.
As Fig. 5 ~ Figure 6 shows that a kind of specific embodiment functional block diagram of the present utility model and circuit module figure; Mainly comprise Date Conversion Unit, local unit and remote unit; Be arranged on remote unit by the former wireless public network communication module be arranged on terminal body, the Date Conversion Unit for this wireless public network communication module virtual is arranged on power information acquisition terminal; Date Conversion Unit is connected by netting twine with local unit, and local unit is connected by power line with remote unit.
The signal trunking of power information acquisition terminal, its control signal transmitting procedure is as follows: Date Conversion Unit powers on, after the boosting of boost module on Date Conversion Unit, power to local unit, obtain by AD sampling the magnitude of voltage that terminal provides to wireless public network communication module simultaneously, after local unit powers on, start to carry out networking with remote unit, after remote unit powers on, start to carry out networking pairing with local unit simultaneously, the terminal of acquisition is powered to wireless public network communication module by the processor of Date Conversion Unit, voltage turns RS485 by serial ports and sends to local unit, local unit turns serial ports by RS485 and voltage signal is sent to processor, then by Serial Port Transmission to carrier chip, through power line transmission to remote unit carrier chip, the voltage signal that power line receives by carrier chip sends to remote unit processor by serial ports, remote unit processor out-put supply control signal, powers on to wireless public network communication module, remote unit processor sends data message to carrier chip by serial ports, then the carrier chip of local unit is passed through by power line, the address signal that power line receives is passed through the processor of local unit by the carrier chip of local unit by serial ports, local unit turns RS485 by serial ports and address signal is passed through Date Conversion Unit, Date Conversion Unit is turned serial port circuit receiver address signal by RS485 and is sent to the processor of Date Conversion Unit by serial ports, then by unpack address signal is mapped to one by one the wireless public network communication module in terminal address interface on, the control signals such as the reset signal that Date Conversion Unit sends terminal, starting-up signal pass through the processor of remote unit by the transmitting procedure of above-mentioned steps four, then by the interface of the control signal wireless public network communication module of mapped Remote unit one by one.
The signal trunking of power information acquisition terminal, it is as follows to the transmitting procedure of data-signal: local unit and terminal carry out baud rate coupling, then baud rate are sent to remote unit, makes remote unit and wireless public network communication module complete baud rate coupling; Telecommunication unit receive wireless public network communication module return really accept one's fate order after, the carrier chip of remote unit is passed through by the serial ports of the processor of remote unit, signal is passed through local unit by power line by carrier chip again, the carrier chip of local unit receives after signal from power line, the processor of local unit is passed through by serial ports, local Cell processor turns RS485 by serial ports and is transparent to Date Conversion Unit, Date Conversion Unit converts rs 232 serial interface signal to after receiving RS485 data-signal, is then sent to terminal.
The signal trunking of power information acquisition terminal, it is as follows to the relay transmission process of wireless public network signal: the wireless public network communication module on power information acquisition terminal pulled up, be inserted on the wireless public network communication module interface on wireless public network signal repeater remote unit, Date Conversion Unit be inserted on former power information acquisition terminal; Be arranged to identical by the networking pairing password of wireless public network signal repeater remote unit and local unit, local unit and Date Conversion Unit are connected by netting twine, and local unit and remote unit are connected on the civil power of the same circuit; Terminal powers on to Date Conversion Unit; Local unit powers on; After local unit powers on, start to carry out networking pairing with remote unit, after networking success, keep the unimpeded of carrier link; Terminal is powered on to the wireless public network signal communication module on remote unit by wireless public network signal repeater; Terminal sends control command by wireless public network signal repeater transparent transmission to the wireless public network communication module on remote unit, controls wireless public network communication module and successfully starts shooting; Local unit and remote unit complete baud rate self-adapting pairing; After completing above-mentioned steps, the trunking traffic link now between power information acquisition terminal with wireless public network communication module is communicated with, and terminal can carry out normal data communication with main website by repeater.
As shown in Figure 7, be networking pairing password setting principle block diagram of the present utility model; System is arranged by the pairing password of toggle switch to networking of local unit and remote unit;
The specific implementation that networking pairing is arranged is as follows: the networking pairing password arranging local unit by stirring toggle switch, initial condition Config_k1 ~ Config_k7 is high level, when the n-th toggle switch is stirred, corresponding Config_kn level reversion; Local Cell processor reads the value of Config_k1 ~ Config_k7, the password matched for local unit and remote unit networking with the value read.
As shown in Figure 8, be the battery control and management theory diagram of local unit of the present utility model, remote unit; Mainly comprise AD sample circuit, battery discharging circuit, battery switching circuit, battery charger and power-fail detection circuit; Local unit is identical with the battery control and management strategy of remote unit, and specific implementation is as follows:
(1) battery voltage sampling circuit
MCU by BATTV_AD Real-Time Monitoring cell voltage, and controls battery charger, utilizes system electricity to powered battery;
(2) detection of power loss and battery switching circuit circuit
Civil power power down, system voltage follows power down, now, POW_DOWN output low level; MCU monitors POW_DOWN when being low level, BATT_CTRL is set to high level, now system power supply is switched to battery powered mode;
(3) battery charging and discharging management circuit
When battery has two months and do not discharge, MCU needs to carry out charge and discharge control to battery: MCU controlled discharge circuit, makes battery be discharged by discharge circuit; After having discharged, MCU controls battery charger and charges the battery, and so repeatedly performs three times.Carried out discharge and recharge when battery had in two months, then MCU normally controls battery, controls battery charger to battery charging or stopping charging.
Claims (8)
1. the signal trunking of a power information acquisition terminal, comprise Date Conversion Unit, characterized by further comprising local unit and remote unit, local unit is arranged near Date Conversion Unit nearby, be connected with Date Conversion Unit and communication, and be connected and communication with remote unit by power line; Remote unit can be arranged in arbitrarily the region of power line and wireless public network signal, is connected and communication with local unit by power line.
2. the signal trunking of power information acquisition terminal according to claim 1, it is characterized in that described Date Conversion Unit is arranged on power information acquisition terminal, be connected with power information acquisition terminal by wireless public network communication module interface original on power information acquisition terminal; The original wireless public network communication module of power information acquisition terminal is arranged on remote unit.
3. the signal trunking of power information acquisition terminal according to claim 1, is characterized in that described Date Conversion Unit and the connection of local unit are that employing eight core network service line is connected.
4. the signal trunking of power information acquisition terminal according to claim 1, it is characterized in that described local unit comprises interface module, power module, processor, carrier communication module and networking and arranges module, interface module is connected with processor, data for being sent by Date Conversion Unit are passed to processor or the data that processor will send are passed to Date Conversion Unit, interface module is connected with power module, for power module provides power supply simultaneously; Power module is connected with processor and carrier communication module and is that it is powered; Networking arranges module and is connected with processor, and the networking for system is arranged; Carrier communication module is connected with processor, for needing the data sent to be converted to carrier signal processor, and be sent to the enterprising news that work of power line, or receive the carrier signal of power line, and the carrier signal of reception is sent to processor by data transaction.
5. the signal trunking of power information acquisition terminal according to claim 1, it is characterized in that described remote unit comprises first interface module, power module, processor, carrier communication module, networking module and the second interface module, first interface module is connected with power line, is connected with carrier communication module simultaneously; Carrier communication module and first interface model calling, detect power line carrier signal and will be transferred to processor after signal transacting or be sent on power line after the data that processor sends are converted to carrier signal, carrier communication module be also connected with power module simultaneously; Power module is connected with processor and is that processor is powered; Networking arranges module and to be connected with processor and networking for system is arranged; Second interface module is for being connected with wireless public network communication module original on power information acquisition terminal, second interface module is connected with processor simultaneously, data for being sent by processor are transferred to wireless public network communication module, or the data that wireless public network communication module receives are transferred to processor.
6. the signal trunking of power information acquisition terminal according to claim 1, it is characterized in that described local unit and remote unit are connected by power line and communication is referred to and directly connected by power line between local unit and remote unit, between local unit and remote unit, adopt power line carrier relaying transparent transmission technology to carry out communication.
7. according to the signal trunking of the power information acquisition terminal one of claim 1 ~ 6 Suo Shu, it is characterized in that the networking module of described local unit and remote unit includes networking password and arranges module, networking password arranges module and is made up of toggle switch and one group of resistance, power supply connects the resistance of one group of parallel connection, be connected to ground by toggle switch again, the I/O pin of processor is connected between resistance and toggle switch, arrange networking password by stirring of toggle switch, code signal also will be transferred to processor.
8. according to the signal trunking of the power information acquisition terminal one of claim 1 ~ 6 Suo Shu, it is characterized in that the power module of described local unit and remote unit includes power circuit and battery management circuit, battery management module comprises again battery, battery voltage sampling circuit, power-fail detection circuit and battery control circuit; Power circuit is also powered for remote unit or local unit by power line or by eight core network service line power takings, can charge for battery simultaneously; Processor obtains cell voltage by battery voltage sampling circuit, detect power circuit whether power-off by power-fail detection circuit, by battery control circuit, battery is charged, control of discharge and the power supply that controls local unit or remote unit switch between powered battery and power circuit are powered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520626010.6U CN204886956U (en) | 2015-08-19 | 2015-08-19 | Signal relay at power consumption information acquisition terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520626010.6U CN204886956U (en) | 2015-08-19 | 2015-08-19 | Signal relay at power consumption information acquisition terminal |
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| CN204886956U true CN204886956U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520626010.6U Withdrawn - After Issue CN204886956U (en) | 2015-08-19 | 2015-08-19 | Signal relay at power consumption information acquisition terminal |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024747A (en) * | 2015-08-19 | 2015-11-04 | 长沙威胜信息技术有限公司 | Signal relay equipment of power utilization information acquisition terminal |
| CN109450514A (en) * | 2018-11-15 | 2019-03-08 | 国网浙江宁波市鄞州区供电有限公司 | A kind of mobile communication relay based on low pressure carrier wave |
| CN109949564A (en) * | 2019-04-29 | 2019-06-28 | 深圳芯珑电子技术有限公司 | A kind of power information acquisition system |
| CN116896398A (en) * | 2023-09-11 | 2023-10-17 | 北京煜邦电力技术股份有限公司 | Power terminal data acquisition device based on carrier communication |
-
2015
- 2015-08-19 CN CN201520626010.6U patent/CN204886956U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024747A (en) * | 2015-08-19 | 2015-11-04 | 长沙威胜信息技术有限公司 | Signal relay equipment of power utilization information acquisition terminal |
| CN109450514A (en) * | 2018-11-15 | 2019-03-08 | 国网浙江宁波市鄞州区供电有限公司 | A kind of mobile communication relay based on low pressure carrier wave |
| CN109949564A (en) * | 2019-04-29 | 2019-06-28 | 深圳芯珑电子技术有限公司 | A kind of power information acquisition system |
| CN116896398A (en) * | 2023-09-11 | 2023-10-17 | 北京煜邦电力技术股份有限公司 | Power terminal data acquisition device based on carrier communication |
| CN116896398B (en) * | 2023-09-11 | 2023-11-14 | 北京煜邦电力技术股份有限公司 | Power terminal data acquisition device based on carrier communication |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 410205 No. 468 Tongzipo West Road, Changsha High-tech Industrial Development Zone, Hunan Province Patentee after: WILLFAR INFORMATION TECHNOLOGY Co.,Ltd. Address before: 410205 No. 468 Tongzipo West Road, Changsha High-tech Industrial Development Zone, Hunan Province Patentee before: HUNAN WEISHENG INFORMATION TECHNOLOGY CO.,LTD. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 410205 No. 468 Tongzipo West Road, Changsha High-tech Industrial Development Zone, Hunan Province Patentee after: HUNAN WEISHENG INFORMATION TECHNOLOGY CO.,LTD. Address before: 410205 No. 468 Tongzipo West Road, Changsha High-tech Industrial Development Zone, Yuelu District, Changsha City, Hunan Province Patentee before: CHANGSHA WASION INFORMATION TECHNOLOGY Co.,Ltd. |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151216 Effective date of abandoning: 20190405 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20151216 Effective date of abandoning: 20190405 |