CN208198444U - A kind of train field operation safety monitoring device - Google Patents
A kind of train field operation safety monitoring device Download PDFInfo
- Publication number
- CN208198444U CN208198444U CN201820498757.1U CN201820498757U CN208198444U CN 208198444 U CN208198444 U CN 208198444U CN 201820498757 U CN201820498757 U CN 201820498757U CN 208198444 U CN208198444 U CN 208198444U
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- train
- control unit
- main control
- rail
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- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model discloses a kind of train field operation safety monitoring device, including main control unit, vehicle speed measurement module, vibration survey module and rail state detection module connected to the main control unit；Vehicle speed measurement module includes close to switch and signal conditioning circuit, the signal passed through close to the current vortex sensor detection train wheel of switch internal, signal conditioning circuit converts omicronff signal transmission to main control unit, to detect the speed of train for the signal that current vortex sensor exports；When vibration survey module has detected that train will pass through, main control unit is waken up from being sunk into sleep in mode；Rail state detection module is fixed on rail surface, for measuring the displacement and change of pitch angle data of rail level, and transfers data to main control unit.The utility model is capable of the rail information of collection device riding position, realizes to the unmanned of patrolling railway, while may be implemented to give warning in advance to train safety, greatly improves the safety index of train operation.
Description
Technical field
The utility model relates to train detection technical field, specially a kind of train field operation safety monitoring device.
Background technique
According to the data of Ministry of Communications's publication it is found that by year ends 2016, china railway revenue kilometres reach 12.4 ten thousand kilometers.I
State's rail track span is big, and the natural conditions faced are complicated, and mostly in desolate and uninhabited area.This inspection to rail track
Survey brings great challenge.On the other hand, artificial detection often has ignored the faint variation such as rail, waits when accident occurs
Through late.
Utility model content
Desolate and uninhabited ground is mounted in view of the above-mentioned problems, can be arranged the purpose of this utility model is to provide one kind
Band, and do not need to change in a long time, it is not necessarily to human attendance, can realize that the safe early warning to train, data information are adopted
The train field operation safety monitoring device of the functions such as collection.Technical solution is as follows:
A kind of train field operation safety monitoring device, including main control unit, give master unit transmissions number by iic bus
According to vehicle speed measurement module, vibration survey module and rail state detection module；
The vehicle speed measurement module is fixed among two rails comprising close to switch and signal conditioning circuit, is approached
When the signal that the current vortex sensor detection train wheel of switch internal passes through, signal conditioning circuit exports current vortex sensor
Signal be converted into omicronff signal transmission to main control unit, to detect the speed of train；
Vibration survey module is fixed on rail, when having detected that train will pass through, by main control unit from mode of being sunk into sleep
Middle wake-up；
Rail state detection module is fixed on rail surface, for measuring the displacement and change of pitch angle data of rail level, and
Transfer data to main control unit.
It further, further include GPS positioning module and wireless data transceiver module；GPS positioning module is communicated by UART
Interface is connect with main control unit, provides the location information of monitoring device；Wireless data transceiver module passes through serial ports UART and master control
Unit realizes data exchange.
It further, further include context detection module connected to the main control unit；Context detection module includes environment temperature
Spend sensor, ambient humidity and luminance sensor.
It further, further include energy acquisition module and the energy storage module for main control unit power supply；Energy is adopted
Collecting module includes vibration energy acquisition module and/or solar energy acquisition module, converts power storage for collected energy
In energy storage module.
Further, the vibration energy acquisition module includes the piezoelectric ceramics of multi-disc parallel connection, and the piezoelectric ceramics is solid
Below rail, the slight vibration of rail is converted to direct current, is the super capacitor or chargeable of energy storage module
Button cell charging.
Further, the solar energy acquisition module includes two pieces of monocrystalline solar panels in parallel, and solar energy is turned
It is melted into direct current, is super capacitor or the chargeable button cell charging of energy storage module.
The beneficial effects of the utility model are: the utility model is capable of the rail information and environment of collection device riding position
Information is realized to the unmanned of patrolling railway, while may be implemented to give warning in advance to train safety, and train is greatly improved
The safety index of operation；Field can be made up for the deficiency of patrolling railway, inspection worker is can replace and realized in specific location
Monitoring to rail conditions；And have the energy of acquisition rail vibration energy and sunlight, energy can be realized in field
That measures is self-sufficient, does not need timing and replaces battery；The high-precision sensor of application can pacify existing for discovery rail early
The security evaluation to rail may be implemented in full hidden danger, gives warning in advance to the train for running over the location.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model train field operation safety monitoring device.
In figure: 001- main control unit；100- energy acquisition module；101- vibration energy acquisition module；102- solar energy
Acquisition module；200- energy storage module；300- wireless data transceiver module；400- GPS positioning module；500- measurement module；
501- vehicle speed measurement module；502- vibration survey module；503- vibration survey module；504- context detection module.
Specific embodiment
The utility model is described in further details in the following with reference to the drawings and specific embodiments.As shown in Figure 1, this implementation
Train field running monitor device includes: energy acquisition module 100, energy storage module 200, wireless data transceiver module in example
300, GPS positioning module 400, main control unit 001, train speed's measurement module 501, rail state detection module 503, vibration are surveyed
Measure module 502 and context detection module 504.The energy acquisition module 100 includes vibration energy acquisition module 101 and the sun
Energy acquisition module 102.
Main control unit includes MCU, storage unit, hardware reset.The storage unit is connected with MCU by SPI communication interface
It connects.MCU can store directly, extract data inside the storage unit.The main control unit MCU selects the production of ST company
The STM32F103RCT6 single-chip microcontroller of high-performance STM32 series.
Measurement module 500 includes vehicle speed measurement module, vibration survey module, rail state measuring block, environment measurement mould
Block.Collected data are transferred in main control unit by the measurement module by iic bus.
The vehicle speed measurement module 501 of the present embodiment is fixed among two rails comprising close to switch and signal condition
Circuit, close to the signal of the current vortex sensor detection train wheel process of switch internal, signal conditioning circuit passes current vortex
The signal of sensor output is converted into omicronff signal transmission to main control unit 001, to detect the speed of train.Therefore, described close
Switch, which can be exported when detecting wheel when a high level does not detect wheel, can export a low level.
Main control unit 001 is transferred to by high level repeatedly and low level.The vehicle speed measurement module 501, which is worked as, detects two wheels
By a velocity amplitude can be calculated.
Train field operation safety monitoring device when usually passing through without train by the low-power consumption mode being sunk into sleep of entering, when
The shock module is received to be transmitted back to after the signal come just from pattern switching of being sunk into sleep to normal mode of operation.The shake of the present embodiment
Dynamic measurement module 502 is fixed on rail, and when having detected that train will pass through, main control unit 001 is called out from being sunk into sleep in mode
It wakes up.The vibration survey inside modules are a high-performance shock sensor SW-1801P, which can detecte faint
Vibration signal.When not detecting vibration, module 502 exports high level, when detecting vibration, vibration survey module 502
Output low level is transferred to main control unit 001, and active cell, which receives low level i.e., indicates that vibration survey detection module 502 detects
To vibration.The vibration survey module can detect in advance whether there is train process, if having detected that train will pass through
Just main control unit is waken up from being sunk into sleep in mode.
The rail state detection module 503 of the present embodiment is fixed on rail surface, for measuring the displacement of rail level and inclining
Angle delta data, and transfer data to main control unit 001.The rail state measuring block 503 mainly includes a 6 axis electricity
Sub- gyroscope MPU6050 and signal conditioning circuit, the sensor can measure faint displacement and change of pitch angle.The vibration
Measurement sensor is close to rail surface.It can detecte whether rail the precarious positions such as is subjected to displacement.
The environment measurement module 504 of the present embodiment includes environment temperature sensor, ambient humidity and luminance sensor.Ring
Border temperature sensor circuit mainly includes temperature detection chip DS18B20；Humidity sensor circuit mainly includes Humidity Detection core
Piece DHT11；Luminance sensor is photosensitive resistance sensor, can be used for detecting ambient brightness.The sensor can be by monitoring device
The state of weather of institute's installation site timely feedback to will by train and command centre, help attendant and commander adjust
The assessment that degree personnel cause danger for the region.
The present embodiment wireless data transfer module is linked to the UART2 interface of main control unit, the wireless biography by serial ports
The communication mode of defeated module is 4G.Wireless data transfer module 300 communicated for realizing module with earth command station and with row
Cross the train communication in the section.Its circuit composition mainly includes the radio frequency chip and 2401C power amplifier chips of 24L01, no line number
The SIM frequency range of 2.5GHz is operated mainly according to transmission module, module communication distance is about 2100 meters.Particularly, when described wireless
Data transmission module with run over the section train communication when, MCU only receive shock sensor be transmitted back to come it is effective
The function can be just activated after signal.After the wireless data transfer module and train communication, the module is by the section
The driving information of information and the train sends back ground command center.
The GPS positioning module of the present embodiment directly passes through the UART1 interface that serial ports is connected to main control unit, GPS positioning mould
The location information in the offer of block 400 place.Its circuit composition mainly includes NEO-7N UBLOX chip, is used for GPS positioning.Especially
, which and must be placed on safety, signal is good independently with the entire train field operation safety monitoring device
Place.
Energy acquisition module 100 includes vibration energy acquisition module 101 and solar energy acquisition module 102.Two modules
Have rectification circuit and selection circuit.
Vibration energy acquisition module 101 includes the piezoelectric ceramics of 10 60mm*20mm, and parallel connection is constituted, and passes through clamping device
It is fixed below rail, sails to come when train, slight shake of rail can be converted to that voltage is about 52v, electric current is about 28mA
Direct current, by rectification circuit and selection circuit be converted into 3v direct current can be energy storage module 200 super electricity
Hold or chargeable button cell charges.
Solar energy acquisition module 102 includes two pieces of monocrystalline solar panels, is the volume of control device, monocrystalline solar panels
Size is 110mm*162mm*2mm, and monolithic solar panels can provide the energy of 6w/3v, and two pieces of solar panels, which use, to be connected in parallel,
Electric current by rectification circuit and selection circuit be converted into 3v direct current can for energy storage module 200 super capacitor or
Chargeable button cell charging.
Energy storage module saves the energy that energy acquisition module converts in the form of a charge.The energy storage
Module 200 can store energy to the chargeable button cell of super capacitor or voltage rating 3v, in energy storage module
Set power management integrated circuit.The integrated circuit connects at the rectification circuit rear of above-mentioned energy acquisition module 100, can be to whole
Electric current after stream carries out secondary filtering, while can control charging circuit and prevent from making super capacitor or chargeable button cell
At accidentally filling or overcharge.In this implementation column, the voltage for being supplied to MCU and sensor is mentioned by the power management integrated circuit
For.It states and can set under-voltage level inside power management integrated circuit, user-programmable crosses voltage level, programmable reduction regulation is defeated
Out, it may be programmed MPPT maximum power point tracking
In conjunction with reference Fig. 1, operation safety monitoring implementation in train field provided in this embodiment includes the following steps:
1, according to the installation requirement of each measurement module, sensor and main control unit are installed in place；
2, when having sunlight, solar light collection module acquires solar energy storage to energy storage units；
3, after shock module detects the signal that train arrives, it is sent to one trigger signal of main control unit, will be led
Unit is controlled from mode wakeup of being sunk into sleep.Vibration energy acquisition module is started to work simultaneously, and train is contacted to the vibration generated with rail
Energy acquisition；
4, after the starting of entire module, main control unit acquires ambient condition information simultaneously；
5, when train will pass through the section, the train field safety monitoring device sends out collected information
It is sent on train, it would be possible to which the security risk information of appearance is also sent on train；
6, when train passes through the device nest point, speed measuring module detects the speed of train, judges that train sends peace
A possibility that full accident；
7, when train is after the module, the train field operation safety monitoring device sends out collected all information
Send ground command center back to.Then it is again introduced into mode of being sunk into sleep.
Claims (6)
1. a kind of train field operation safety monitoring device, which is characterized in that including main control unit (001), given by iic bus
Vehicle speed measurement module (501), vibration survey module (502) and the rail state detection module of main control unit (001) transmission data
(503)；
The vehicle speed measurement module (501) is fixed among two rails comprising close to switch and signal conditioning circuit, is approached
When the signal that the current vortex sensor detection train wheel of switch internal passes through, signal conditioning circuit exports current vortex sensor
Signal be converted into omicronff signal transmission to main control unit (001), to detect the speed of train；
Vibration survey module (502) is fixed on rail, when having detected that train will pass through, by main control unit (001) from heavy
It sleeps in mode and wakes up；
Rail state detection module (503) is fixed on rail surface, for measuring the displacement and change of pitch angle data of rail level, and
Transfer data to main control unit (001).
2. train field operation safety monitoring device according to claim 1, which is characterized in that further include GPS positioning mould
Block (400) and wireless data transceiver module (300)；GPS positioning module (400) passes through UART1 communication interface and main control unit
(001) it connects, the location information of monitoring device is provided；Wireless data transceiver module (300) passes through serial ports UART2 and main control unit
(001) data exchange is realized.
3. train field operation safety monitoring device according to claim 1, which is characterized in that further include and main control unit
(001) context detection module (504) connected；Context detection module (504) include environment temperature sensor, ambient humidity and
Luminance sensor.
4. train field operation safety monitoring device according to claim 1, which is characterized in that further include energy acquisition mould
Block (100) and the energy storage module (200) powered for main control unit (001)；Energy acquisition module (100) includes shock energy
Acquisition module (101) and/or solar energy acquisition module (102) are measured, converts power storage in energy for collected energy
Storage module (200).
5. train field operation safety monitoring device according to claim 4, which is characterized in that the vibration energy acquisition
Module (101) includes the piezoelectric ceramics of multi-disc parallel connection, and the piezoelectric ceramics is fixed below rail, and the slight vibration of rail is turned
It is melted into direct current, is super capacitor or the chargeable button cell charging of energy storage module (200).
6. train field operation safety monitoring device according to claim 4, which is characterized in that the solar energy acquisition
Module (102) includes two pieces of monocrystalline solar panels in parallel, converts solar energy into direct current, is energy storage module (200)
Super capacitor or chargeable button cell charging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820498757.1U CN208198444U (en) | 2018-04-09 | 2018-04-09 | A kind of train field operation safety monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820498757.1U CN208198444U (en) | 2018-04-09 | 2018-04-09 | A kind of train field operation safety monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208198444U true CN208198444U (en) | 2018-12-07 |
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ID=64526735
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820498757.1U Expired - Fee Related CN208198444U (en) | 2018-04-09 | 2018-04-09 | A kind of train field operation safety monitoring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110032097A (en) * | 2018-12-31 | 2019-07-19 | 东北大学秦皇岛分校 | A kind of rail multi-parameter real-time monitoring device and method |
-
2018
- 2018-04-09 CN CN201820498757.1U patent/CN208198444U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110032097A (en) * | 2018-12-31 | 2019-07-19 | 东北大学秦皇岛分校 | A kind of rail multi-parameter real-time monitoring device and method |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181207 Termination date: 20210409 |
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| CF01 | Termination of patent right due to non-payment of annual fee |