CN205138471U - Railway roadbed subsides real -time monitoring system based on big dipper dual -frenquency is measured - Google Patents
Railway roadbed subsides real -time monitoring system based on big dipper dual -frenquency is measured Download PDFInfo
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- CN205138471U CN205138471U CN201520927002.5U CN201520927002U CN205138471U CN 205138471 U CN205138471 U CN 205138471U CN 201520927002 U CN201520927002 U CN 201520927002U CN 205138471 U CN205138471 U CN 205138471U
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Abstract
The utility model relates to a railway safety monitors the field, concretely relates to railway roadbed subsides real -time monitoring system based on big dipper dual -frenquency is measured, include the integrated data acquisition terminal of a plurality of, ZIGBEE wireless transmission subsystem, central processing server and station surveillance center, integrated data acquisition terminal includes anti multipath effect big dipper receiving antenna, big dipper double frequency receiver, flush bonding processor, ZIGBEE communication module and solar power unit, center processing server passes through the cable network or wireless network is connected with station surveillance center. This system can be in real time subside deformation to railway roadbed and monitor, and station surveillance center is through the historical monitoring data of assay, and what draw railway roadbed subsides the deformation variation tendency, deals with in order to remove danger in advance.
Description
Technical field
The utility model relates to railway security monitoring field, is specifically related to a kind of railroad bed settlement real-time monitoring system measured based on Big Dipper double frequency.
Background technology
High ferro is the high-speed train built under complicated geological environment condition, and geologic media has material impact to it.Because China is vast in territory, the environment such as stratum, soil property, the hydrology, landforms are changeable, cause in high ferro construction and need according to the various engineering of geological condition analysis and solve of locality and the practical problems in safeguarding.High ferro is related to the safety of life and property of the people, for ensureing the safe operation of high ferro, need carry out monitoring in real time to railroad bed settlement deformation and safeguard in time.
For railroad bed settlement deformation monitoring, traditional monitoring method has displacement transducer, accelerometer, inclination sensor, laser interferometer, total powerstation, precision level etc.These methods have certain effect but also there is many weak points.As, displacement transducer must contact with measuring point, more difficult for lateral displacement measurement; Accelerometer cannot be measured the Large travel range under displacement slowly and large wind effect; Inclination sensor must with additive method with the use of; All immeasurability, observed range are short under night and severe weather conditions for laser interferometer; Measurement, the observation that can not survey, can not carry out Long baselines during total powerstation monitoring asynchronous, the Large travel range of measuring point are more serious by weather, environmental impact; The impact of precision level climate is comparatively serious, sampling rate is difficult to the requirement reaching kinetic measurement; In addition, above monitoring method all also exists the problem being difficult to accomplish time synchronized between each measuring point, thus brings difficulty to the analysis of follow-up railway bed characteristic.
Summary of the invention
For above-mentioned the deficiencies in the prior art, the utility model provides one to monitor railroad bed settlement deformation in real time, station Surveillance center is by analysis of history Monitoring Data, draw the sedimentation deformation variation tendency of railway bed, dispose the railroad bed settlement real-time monitoring system measured based on Big Dipper double frequency of clearing in advance.
The technical solution of the utility model is:
A kind of railroad bed settlement real-time monitoring system measured based on Big Dipper double frequency, comprise several integrated data acquisition terminals, ZIGBEE wireless transmission subsystem, center processing server and station Surveillance center, described integrated data acquisition terminal is laid on railway bed along Along Railway, and described center processing server selects place erection according to the requirement of ZIGBEE networking; Described integrated data acquisition terminal comprises anti-multipath effect Big Dipper receiving antenna, Big Dipper dual-frequency receiver, flush bonding processor, ZIGBEE communication module and solar power supply apparatus, described anti-multipath effect Big Dipper receiving antenna is positioned on Big Dipper dual-frequency receiver, described Big Dipper dual-frequency receiver is connected with flush bonding processor by asynchronous serial port, and described flush bonding processor is by ZIGBEE wireless transmission subsystem and center processing server communication; Described ZIGBEE wireless transmission subsystem comprise the ZIGBEE communication module that sends signal and signal is received, the ZIGBEE base station of transmission processing; Described center processing server is connected with station Surveillance center by cable network or wireless network.
Further, described Big Dipper dual-frequency receiver adopts B1I and the B2I two frequency bins of Beidou satellite navigation and positioning system to carry out double frequency Differential positioning, adopts carrier phase measurement algorithm to resolve.
Further, described ZIGBEE communication module adopts 2.4GHZ frequency.
Further, described solar power supply apparatus comprises solar panel and accumulator.
Further, described center processing server comprises data processing unit and data analysis unit.
Positive beneficial effect of the present utility model is:
1. the Big Dipper dual-frequency receiver that the utility model adopts adopts B1I and the B2I two frequency bins of Beidou satellite navigation and positioning system to carry out double frequency Differential positioning, has the advantages that precision is high, low in energy consumption, cost is low.
2. adopt solar power supply apparatus, without the need to again to integrated data acquisition terminal independent wiring, reduce cost, saved resource.
3. there is based on the ZIGBEE communication system of 2.4GHZ frequency the feature of relatively high speed, low-power consumption, a large amount of network node of support, safe and reliable, low cost.
4. the locator meams that this utility model adopts is local carrier phase differential positioning, does not need to build base station, greatly reduces the construction cost of system.
5. what the utility model can be real-time monitors railroad bed settlement deformation, reports to the police, to guarantee the safety of railway operation in time according to the parameter of setting.Station Surveillance center can pass through analysis of history Monitoring Data, draws the sedimentation deformation variation tendency of railway bed, the prediction dangerous time occurred, carries out in advance disposing to clear.
Accompanying drawing explanation
Fig. 1 is system architecture diagram of the present utility model;
Fig. 2 is integrated data acquisition terminal structured flowchart of the present utility model.
Embodiment
Shown in Fig. 1 and Fig. 2, a kind of railroad bed settlement real-time monitoring system measured based on Big Dipper double frequency, comprise several integrated data acquisition terminals, ZIGBEE wireless transmission subsystem, center processing server and station Surveillance center, described integrated data acquisition terminal is laid on railway bed along Along Railway, and described center processing server selects place erection according to the requirement of ZIGBEE networking; Described integrated data acquisition terminal comprises anti-multipath effect Big Dipper receiving antenna, Big Dipper dual-frequency receiver, flush bonding processor, ZIGBEE communication module and solar power supply apparatus, described anti-multipath effect Big Dipper receiving antenna is positioned on Big Dipper dual-frequency receiver, described Big Dipper dual-frequency receiver is connected with flush bonding processor by asynchronous serial port, and described flush bonding processor is by ZIGBEE wireless transmission subsystem and center processing server communication; Described ZIGBEE wireless transmission subsystem comprise the ZIGBEE communication module that sends signal and signal is received, the ZIGBEE base station of transmission processing; Described center processing server is connected with station Surveillance center by cable network or wireless network.
Described Big Dipper dual-frequency receiver adopts B1I and the B2I two frequency bins of Beidou satellite navigation and positioning system to carry out double frequency Differential positioning, adopts carrier phase measurement algorithm to resolve.Native system adopts local carrier phase differential positioning, does not need to build base station, greatly reduces the construction cost of system.
Described ZIGBEE communication module adopts 2.4GHZ frequency, has the feature of relatively high speed, low-power consumption, a large amount of network node of support, safe and reliable, low cost.Relative to 3G network transmission have later stage use cost low, do not rely on third party's network, reliability feature high and low in energy consumption.
Described solar power supply apparatus comprises solar panel and accumulator, without the need to integrated data acquisition terminal independent wiring, rely on the low power consumption characteristic of Big Dipper dual-frequency receiver and ZIGBEE wireless transmission subsystem, solar power supply apparatus can adopt low-voltage output to power.
Described center processing server comprises data processing unit and data analysis unit; The flow process of described data processing unit process data comprise automatically complete Data Format Transform, cleaning, data are resolved, export, accuracy assessment etc., data processing adopts special high-accuracy deformation monitoring software to carry out; The flow process of described data analysis unit analysis data comprises carries out deformation parameter precision analysis, sensitivity analysis, deformation quantity sequential, spectrum analysis, the output of deformation audio-visual picture, display etc. automatically.
During work, Big Dipper dual-frequency receiver carries out hi-Fix to point being monitored, and the related data message informations such as locating information, pseudorange, carrier phase and broadcast ephemeris are sent to flush bonding processor through asynchronous serial port (UART mouth); Flush bonding processor is resolved all messages, obtains useful data and carry out corresponding pre-service from the message obtained, to alleviate the overhead burden to wireless-transmission network; Data message is sent to ZIGBEE base station by ZIGBEE antenna by ZIGBEE communication module, and ZIGBEE base station is to being sent to center processing server after processing data information; Center processing server carries out treatment and analyses to the data of each monitoring point, obtain thermomechanical processing relative between each monitoring point, draw the data of railroad bed settlement deformation, and be together delivered to Workshop monitoring center with the raw data of each monitoring point, station Surveillance center can obtain the information of railroad bed settlement deformation and the various status informations of each monitoring point in real time, and early warning in time and warning.Railway relevant departments, according to early warning and warning message, process the exception of roadbed, with trouble-saving generation in advance.
The foregoing is only the schematic embodiment of the utility model; and be not used to limit scope of the present utility model; the equivalent variations that any those skilled in the art makes under the prerequisite not departing from the utility model design and principle and amendment, all should belong to the scope of the utility model protection.
Claims (5)
1. the railroad bed settlement real-time monitoring system measured based on Big Dipper double frequency, it is characterized in that: comprise several integrated data acquisition terminals, ZIGBEE wireless transmission subsystem, center processing server and station Surveillance center, described integrated data acquisition terminal is laid on railway bed along Along Railway, and described center processing server selects place erection according to the requirement of ZIGBEE networking; Described integrated data acquisition terminal comprises anti-multipath effect Big Dipper receiving antenna, Big Dipper dual-frequency receiver, flush bonding processor, ZIGBEE communication module and solar power supply apparatus, described anti-multipath effect Big Dipper receiving antenna is positioned on Big Dipper dual-frequency receiver, described Big Dipper dual-frequency receiver is connected with flush bonding processor by asynchronous serial port, and described flush bonding processor is by ZIGBEE wireless transmission subsystem and center processing server communication; Described ZIGBEE wireless transmission subsystem comprise the ZIGBEE communication module that sends signal and signal is received, the ZIGBEE base station of transmission processing; Described center processing server is connected with station Surveillance center by cable network or wireless network.
2. a kind of railroad bed settlement real-time monitoring system measured based on Big Dipper double frequency according to claim 1, it is characterized in that: described Big Dipper dual-frequency receiver adopts B1I and the B2I two frequency bins of Beidou satellite navigation and positioning system to carry out double frequency Differential positioning, adopt carrier phase measurement algorithm to resolve.
3. a kind of railroad bed settlement real-time monitoring system measured based on Big Dipper double frequency according to claim 1, is characterized in that: described ZIGBEE communication module adopts 2.4GHZ frequency.
4. a kind of railroad bed settlement real-time monitoring system measured based on Big Dipper double frequency according to claim 1, is characterized in that: described solar power supply apparatus comprises solar panel and accumulator.
5. a kind of railroad bed settlement real-time monitoring system measured based on Big Dipper double frequency according to claim 1, is characterized in that: described center processing server comprises data processing unit and data analysis unit.
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| CN201520927002.5U CN205138471U (en) | 2015-11-19 | 2015-11-19 | Railway roadbed subsides real -time monitoring system based on big dipper dual -frenquency is measured |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106052640A (en) * | 2016-08-04 | 2016-10-26 | 郑州铁路局科学技术研究所 | AliCloud-based on-line monitoring method and system for high-speed rail bridge settlement |
| CN106895821A (en) * | 2017-03-06 | 2017-06-27 | 成都中电卓景智能科技有限公司 | A kind of settlement monitoring street lamp based on BEI-DOU position system |
| CN106959461A (en) * | 2017-02-28 | 2017-07-18 | 清华大学 | Navigation and deformation monitoring method, monitoring terminal, administrative center and navigation neceiver |
| CN110133686A (en) * | 2019-06-06 | 2019-08-16 | 上海华测导航技术股份有限公司 | The big-dipper satellite geological disaster professional monitoring stations of high integration |
-
2015
- 2015-11-19 CN CN201520927002.5U patent/CN205138471U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106052640A (en) * | 2016-08-04 | 2016-10-26 | 郑州铁路局科学技术研究所 | AliCloud-based on-line monitoring method and system for high-speed rail bridge settlement |
| CN106959461A (en) * | 2017-02-28 | 2017-07-18 | 清华大学 | Navigation and deformation monitoring method, monitoring terminal, administrative center and navigation neceiver |
| CN106959461B (en) * | 2017-02-28 | 2019-11-22 | 清华大学 | Navigation and deformation monitoring method, monitoring terminal, administrative center and navigation neceiver |
| CN106895821A (en) * | 2017-03-06 | 2017-06-27 | 成都中电卓景智能科技有限公司 | A kind of settlement monitoring street lamp based on BEI-DOU position system |
| CN106895821B (en) * | 2017-03-06 | 2019-03-12 | 成都中电卓景智能科技有限公司 | A kind of settlement monitoring street lamp based on BEI-DOU position system |
| CN110133686A (en) * | 2019-06-06 | 2019-08-16 | 上海华测导航技术股份有限公司 | The big-dipper satellite geological disaster professional monitoring stations of high integration |
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