CN108657230A - A kind of flat shunting machine control device for supporting high accuracy positioning - Google Patents
A kind of flat shunting machine control device for supporting high accuracy positioning Download PDFInfo
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- CN108657230A CN108657230A CN201810733112.6A CN201810733112A CN108657230A CN 108657230 A CN108657230 A CN 108657230A CN 201810733112 A CN201810733112 A CN 201810733112A CN 108657230 A CN108657230 A CN 108657230A
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- shunting
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- 238000004891 communication Methods 0.000 claims abstract description 63
- 230000004913 activation Effects 0.000 claims abstract description 8
- 239000004973 liquid crystal related substance Substances 0.000 claims description 10
- 238000012544 monitoring process Methods 0.000 claims description 7
- 238000005070 sampling Methods 0.000 claims description 4
- 238000004321 preservation Methods 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 2
- 230000006870 function Effects 0.000 description 15
- 230000005540 biological transmission Effects 0.000 description 11
- 238000012545 processing Methods 0.000 description 5
- 230000011664 signaling Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003137 locomotive effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or vehicle train for signalling purposes ; On-board control or communication systems
- B61L15/0018—Communication with or on the vehicle or vehicle train
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or vehicle train for signalling purposes ; On-board control or communication systems
- B61L15/0018—Communication with or on the vehicle or vehicle train
- B61L15/0027—Radio-based, e.g. using GSM-R
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or vehicle train for signalling purposes ; On-board control or communication systems
- B61L15/009—On-board display devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L25/00—Recording or indicating positions or identities of vehicles or vehicle trains or setting of track apparatus
- B61L25/02—Indicating or recording positions or identities of vehicles or vehicle trains
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The present invention provides a kind of flat shunting machine control device for supporting high accuracy positioning, in the flat shunting machine control device main control unit respectively with RF tag Transmit-Receive Unit, 400MHz digital radio Transmit-Receive Units, traffic light system unit, button display unit, DSP digital audio modem modules, storage unit, usb communication unit, camera unit and bluetooth unit are electrically connected with power supply unit, RF tag Transmit-Receive Unit receives the activation signal of semaphore in switchyard, and identify the field strength of the activation signal, main control unit controls the timing of RF tag Transmit-Receive Unit and sends location information to base station with 1.2G ultra-high frequencies.The present invention uses active radio frequency label, the quick of active label is known otherwise in its coverage area by base station, what base station obtained the machine control device is accurately positioned geographical location information, and it is transferred to control centre, control centre is realized to the accurate positioning function of shunter, position error is can be controlled in 0.3 to 1 meter.
Description
Technical field
The present invention relates to railway wireless shunt lamp display information manage system, specifically, be related to it is a kind of support it is high-precision fixed
The flat shunting machine control device of position.
Background technology
Railway wireless is shunt, and lamp display information management system equipment is mainly used in rail yard, intermediate station flat shunting is made
Industry realizes that the netting shunt between group personnel and trainman, the head of district that shunts, the accurate transmission voice, are shunt at instruction of shunting
The information such as job ticket ensure being smoothed out for shunting service, improve the personal safety of operating personnel, effectively reduce operation
The working strength of personnel.
With the Large scale construction of existing railway line speed-raising and high-speed railway, the portfolio of railway is increasing, to railway
The performance requirement of Group communication devices is higher and higher, existing railway wireless shunt lamp display information management system using simulation set
Standby, the defects such as that there are anti-interference abilities is weak, data processing speed is slow, channel utilization is low lead to shunting list, shunt
The shunting services communication efficiencies such as instruction are low, and the transmission for instruction of shunting has the unreliable transmission situations such as delay, misfeed, causes
Situations such as display of shunting signal indicator light is chaotic, influences Safety of Shunting Operation, has been unable to adaptive technique development and modernization transport
The needs of production.
Invention content
In place of solving above-mentioned the deficiencies in the prior art, the purpose of the present invention is to provide a kind of support high accuracy positionings
Flat shunting machine control device, to overcome defect in the prior art.
To achieve the goals above, described the present invention provides a kind of flat shunting machine control device for supporting high accuracy positioning
Support that the flat shunting machine control device of high accuracy positioning includes main control unit, RF tag Transmit-Receive Unit, 400MHz digital radios receipts
Bill member, traffic light system unit, button display unit, DSP digital audios modem module, storage unit, usb communication list
Member, RS422 communication units, camera unit, bluetooth unit and power supply unit；Wherein, RF tag Transmit-Receive Unit and master control list
Member electrical connection is connected with signal；RF tag Transmit-Receive Unit receives the activation signal of semaphore in switchyard, and identifies described sharp
The field strength of signal living, main control unit control RF tag Transmit-Receive Unit timing and send location information extremely with 1.2G ultra-high frequencies
Base station；400MHz digital radios Transmit-Receive Unit is electrically connected with main control unit and signal is connect, main control unit and traffic light system list
Member is electrically connected with button display unit and is connected with signal；400MHz digital radio Transmit-Receive Units receive shunting list, adjust
Vehicle instructs or surveys machine instruction, and main control unit is shown according to command control signal lamp display unit of shunting, main control unit control button
Display unit shows that shunting list or instruction of shunting, main control unit are received according to the machine of survey instruction control 400MHz digital radios
Bill member is communicated with portable holding；DSP digital audio modem modules include dsp chip, audio frequency power amplifier chip, microphone and
Loudspeaker；Main control unit is electrically connected with dsp chip and signal is connect, and dsp chip is electrically connected and believes with audio frequency power amplifier chip and microphone
Number connection, the electrical connection of audio frequency power amplifier chip and loudspeaker and signal are connect；400MHz digital radio Transmit-Receive Units receive voice signal
And it is sent to main control unit, main control unit repacks voice signal according to agreement and is sent to dsp chip, and dsp chip will solve
Voice signal after tune is sent to audio frequency power amplifier chip, and the amplified voice signal of audio is sent to loudspeaker by audio frequency power amplifier chip
It plays out；The voice signal acquired by microphone is sent to main control unit after dsp chip encodes, and main control unit is beaten according to agreement
400MHz digital radio Transmit-Receive Units are sent to after packet to be transmitted wirelessly；Storage unit is electrically connected with main control unit and signal connects
It connects；Storage unit controls storage unit for storing electronic map, communications records, operation note and message registration, main control unit
Read and write operation；Usb communication unit is electrically connected with main control unit and signal is connect；Usb communication unit is used for and calculating
Machine connects, and main control unit receives the instruction of the defeated frequency software of computer by usb communication unit；RS422 communication units and master control list
Member electrical connection is connected with signal；For being connect with train operation monitoring and recording device, main control unit passes through RS422 communication units
Shunting service communications records are sent to train operation monitoring and recording device and carry out data preservation by RS422 communication units in real time；It takes the photograph
As head unit is connect with main control unit electrical connection and signal；Camera in main control unit control camera unit is taken pictures,
And read camera data；Bluetooth unit is electrically connected with main control unit and signal is connect；Bluetooth unit is used to connect with bluetooth headset
It connects, main control unit controls bluetooth unit and bluetooth headset short-distance data communication；Power supply unit is electrically connected with main control unit, is used for
Power supply is provided for the flat shunting machine control device.
Through the above technical solutions, setting RF tag Transmit-Receive Unit, using active radio frequency label, covered at it by base station
Within the scope of lid otherwise to the quick knowledge of active label, realize control centre to the accurate positioning function of shunter, positioning
Error is can be controlled in 0.3 to 1 meter, and the high-frequency radiofrequency signal data communication of RF tag data communication, anti-interference ability is more
By force, data transmission bauds faster, the safety higher of communication；Using DSP digital audio modem modules, call voice is realized
Modulation /demodulation, improve the anti-interference ability of call voice and the clarity of voice.
As the further explanation to flat shunting machine control device of the present invention, it is preferable that Power built in main control unit
VR SGX530 graphics processors, the Power VR SGX530 graphics processors are electrically connected with button display unit and signal connects
It connects, button display unit is liquid crystal touch display screen.
Through the above technical solutions, using liquid crystal touch display screen, coordinate the Power VR SGX530 built in main control unit
Graphics processor, the alternating interface between man and computer of the convenient close friend of realization, realization liquid crystal display low-power consumption and high performance image quality are in
It is existing, meet intuitive efficient shunting service demand.
As the further explanation to flat shunting machine control device of the present invention, it is preferable that 400MHz digital radios are received
Bill member is 400MHz digital radio channels machines.
Through the above technical solutions, using 400MHz digital channel machines, voice, the number of machine control device and other equipment are realized
The wireless communication of information realizes the reliable reception for instruction of shunting, improves communication efficiency, improves what signal lamp was shown
Timely and accurately property improves the safety and reliability of shunting service.
As the further explanation to flat shunting machine control device of the present invention, it is preferable that main control unit passes through UART
Interface is electrically connected with RF tag Transmit-Receive Unit and signal is connect.
Through the above technical solutions, being based on UART serial data communications, realize that main control unit control RF tag receives letter
Number machine signal simultaneously carries out corresponding data processing.
As the further explanation to flat shunting machine control device of the present invention, it is preferable that traffic light system unit is
The LED light of high brightness, the LED light is electrically connected with main control unit and signal is connect, and the LED light includes one
A green indicator light, a yellow indicator lamp and two red indicating lights, 400MHz digital radio Transmit-Receive Units receive finger of shunting
It enables, main control unit controls corresponding indicator light according to instruction of shunting and lights.
Through the above technical solutions, main control unit is shown by controlling the LED light of high brightness, group personnel that shunt are realized
With the command communication of shunting for the driver that shunts.
As the further explanation to flat shunting machine control device of the present invention, it is preferable that main control unit is according to shunting
Instruction is controlled the green indicator light and is lighted with exchange way.
Through the above technical solutions, be effectively prevented leads to accident, the peace of communication because green light is caused to be always on for fault
Full property higher.
As the further explanation to flat shunting machine control device of the present invention, it is preferable that main control unit is according to shunting
When the instruction control yellow indicator lamp or red indicating light are lighted, 400MHz digital radio Transmit-Receive Units receive the instruction of survey machine.
Through the above technical solutions, so that portable of shunting service can ensure to communicate freely with machine control device by surveying machine signaling
It is logical, to prevent communication failure from causing the accident, the safety higher of communication.
As the further explanation to flat shunting machine control device of the present invention, it is preferable that power supply unit includes
DC110V turns DC13.8V power modules, DC13.8V turns DC3.3V power module of voltage regulation and AD sampling A/D chip circuits, and power supply list
Member is electrically connected by GPIO interface with main control unit.
Through the above technical solutions, turning DC13.8V power modules by DC110V, for main button display unit and 400MHz
Digital radio Transmit-Receive Unit provides DC13.8V operating voltages；Turn DC3.3V power module of voltage regulation by DC13.8V, is master control list
The element circuits such as member provide stable DC3.3V operating voltages；With AD sampling A/D chip circuits, realization monitors supply voltage in real time
Function realizes supply voltage exception auto-alarming function；Based on GPIO interface, control of the main control unit to LCD backlight lamp is realized
System, realizes the function of energy saving.
Beneficial effects of the present invention are as follows：
1, machine control device of the invention using 400MHz digital radio Transmit-Receive Units realize machine control device and other equipment voice,
The wireless communication of digital information；It is shown using button display unit and transmission is shunt instruction, shunting list；Using DSP
Digital audio modem module realizes the modulation /demodulation of call voice, improves the anti-interference energy of shunting service call voice
The clarity of power and voice；Corresponding instruction of shunting is shown using traffic light system unit；Communication note is realized using storage unit
Record, operation note, calling record, etc. functions；The serial communication of computer and main control unit is realized using usb communication unit；It adopts
Realize that main control unit control camera is taken pictures with camera unit；Realize that machine control device and bluetooth headset are short using bluetooth unit
Range data communication；Particularly, using active radio frequency label (i.e. RF tag Transmit-Receive Unit), by base station in its coverage area
Otherwise, base station carries out the location information of machine control device and our station location information accurate for the interior quick knowledge to active radio frequency label
It calculates, obtain the machine control device is accurately positioned geographical location information, and is transferred to control centre, since machine control device RF tag is received
Bill member sends this extremely short data information using 1.2G ultra-high frequencies, realizes base station within the Millisecond time, receiver control device
The information sent, and base station obtains the current geographical location information of locomotive with accurate algorithm (difference algorithm), realizes in scheduling
The heart can be controlled in 0.3 to 1 meter the accurate positioning function of shunter, position error, the high frequency of RF tag data communication
Rate radiofrequency signal data communicate, anti-interference ability is stronger, data transmission bauds faster, the safety higher of communication；
2, the present invention uses liquid crystal touch display screen, coordinates the Power VR SGX530 graphics process built in main control unit
Device realizes the alternating interface between man and computer of convenient close friend, realizes the presentation of liquid crystal display low-power consumption and high performance image quality, meets straight
See efficient shunting service demand；
3, the present invention uses 400MHz digital radio channels machines, realizes and can receive shunt instruction and survey while voice communication
The function of machine signal realizes the reliable reception for instruction of shunting, improves communication efficiency, improve it is that signal lamp is shown and
When and accuracy, improve the safety and reliability of shunting service.
Description of the drawings
Fig. 1 is the structural schematic diagram of the flat shunting machine control device of the present invention.
Specific implementation mode
It is attached in conjunction with appended preferred embodiment in order to further appreciate that structure, feature and the other purposes of the present invention
With attached drawing, detailed description are as follows, this attached drawing embodiment described is only used to illustrate the technical scheme of the present invention, and non-limiting
Invention.
As shown in FIG. 1, FIG. 1 is the structural schematic diagrams of the flat shunting machine control device of the present invention；The support high accuracy positioning
Flat shunting machine control device include main control unit 1, RF tag Transmit-Receive Unit 2,400MHz digital radios Transmit-Receive Unit 3, signal
Lamp display unit 4, button display unit 5, DSP digital audios modem module 6, storage unit 7, usb communication unit 8,
RS422 communication units 9, camera unit 10, bluetooth unit 11 and power supply unit 12.Main control unit 1 is received with RF tag respectively
Bill member 2,400MHz digital radios Transmit-Receive Unit 3, traffic light system unit 4, button display unit 5, the modulation of DSP digital audios
Demodulating unit 6, storage unit 7, usb communication unit 8, RS422 communication units 9, camera unit 10 and bluetooth unit 11 and electricity
Source unit 12 is electrically connected.Main control unit is the hinge of machine control device main data processing unit and each unit data interaction, is responsible for
It is communicated with each component units according to the agreement of regulation, analyzes voice, the data information with processing communication link, control
It makes each component units to work by functional requirement, and timely responds to button operation.Main control unit MCU uses ARM
Cortex-A8 core microprocessors are built, and (SuSE) Linux OS is realized on the hardware platform, support 512M bytes
Ram space, the spaces FLASH of 1G bytes and CAN controller, IIC controllers, LCD controller, Power VR SGX530
Graphics processor and multiple UART serial ports etc. are suitable for the application fields such as multimedia terminal.
RF tag Transmit-Receive Unit 2 is electrically connected with main control unit 1 by UART interface and signal is connect, serial based on UART
Data communicate, and realization is communicated with the data of RF tag, realize that control RF tag receives semaphore signal and carries out corresponding
Data processing；RF tag Transmit-Receive Unit 2 includes active radio frequency label module, realizes that control centre is accurately fixed to shunter
Bit function, position error are can be controlled in 0.3 to 1 meter.
Suitable location arrangements have the semaphore for sending active information in real time, machine control device to pass through RF tag in switchyard
Transmit-Receive Unit 2 receives the activation signal of semaphore in switchyard, and identifies the field strength of the activation signal, RF tag mould
The ID of semaphore and signal strength are sent to main control unit by block, and main control unit is by the ID, signal serial number and signal of machine control device
After the information packages such as machine signal strength, it is sent to RF tag module, main control unit 1 controls 2 timing of RF tag Transmit-Receive Unit
The information such as the ID of machine control device and signal serial number, field strength are sent to base station with 1.2G ultra-high frequencies；Using calculus of differences
The location information of machine control device and our station location information are carried out accurate calculating, obtain being accurately positioned for shunter by technology, base station
Geographical location information, and it is transferred to control centre, machine control device detects the activation letter for receiving 2 to 3 semaphores within the same time
Number, and signal is sent to base station in time, since using 1.2G ultra-high frequencies to send this extremely short for machine control device RF tag module
Data information realizes base station within the Millisecond time, the information that receiver control device is sent, and with accurate algorithm (difference algorithm)
Obtain the current geographical location information of locomotive, therefore, by base station in its coverage area quickly identifying to active label
Mode realizes control centre to the accurate positioning function of shunter.
400MHz digital radios Transmit-Receive Unit 3 is electrically connected with main control unit 1 by UART interface and signal is connect, master control list
Member 1 is connect with traffic light system unit 4 and the electrical connection of button display unit 5 and signal；400MHz digital radios Transmit-Receive Unit 3 connects
Receive shunting list, shunt instruction or survey machine instruction, main control unit 1 is according to command control signal lamp display unit 4 of shunting
It has been shown that, 1 control button display unit 5 of main control unit show shunting list or instruction of shunting, and main control unit 1 is according to the machine of survey
Instruction control 400MHz digital radios Transmit-Receive Unit 3 is communicated with portable holding；Main control unit can control 400MHz digital channels
The work such as machine is emitted, channel switches.400MHz digital radios Transmit-Receive Unit 3 uses 400MHz digital channel machines, realizes machine
Control the voice of other equipment in device and system, digital information wireless communication；Usb communication unit 8 be electrically connected with main control unit 1 and
Signal connects, and for usb communication unit 8 for being connect with computer, main control unit 1 receives the defeated frequency of computer by usb communication unit 8
The instruction of software；400MHz digital channel machines can be emitted by the operation of button display unit 5 or computer defeated frequency software operation
The parameter settings such as frequency, transmission power, receives frequency, receiving sensitivity, threshold level.Machine control device also adds signaling, voice
Interposing function, instruction of shunting can interrupt voice communication, carry out intrusion, ensure that the normal transmission for instruction of shunting, and preferably protect
The safety for having demonstrate,proved shunting service makes instruction transmit advantageously.Machine control utensil has simultaneous data and speech transmission function, is sending the instruction of survey machine
When, the instruction of survey machine, which does not influence to shunt, to be instructed transmission, not to interrupt group membership's call of shunting.
Power VR SGX530 graphics processors built in main control unit 2, the Power VR SGX530 graphics processors
It is connect with the electrical connection of button display unit 5 and signal, button display unit 5 is 7 cun, the TFT color liquid crystals of high-resolution are touched and shown
Display screen；Using the color liquid crystal touch display screen of high-resolution, the Power VR SGX530 figures built in cooperation ARM Cortex-A8
Shape processor realizes the alternating interface between man and computer of convenient close friend, realizes the presentation of liquid crystal display low-power consumption and high performance image quality,
It realizes the display of the contents such as shunting list, instruction of shunting, the management of lamp display information, electronic map, meets intuitive efficient
It shunts demand, realizes effective ditch of railway wireless digital plane shunter control device and parking lot control centre shunting service performance
It is logical, it realizes that shunting service centralized direction, electronic shunting list and hook confirm the wireless transmission of receipt, effectively improves
The working efficiency of shunting service.
Traffic light system unit 4 is electrically connected with main control unit 1 by GPIO interface and signal is connect, traffic light system unit
4 be the LED light of high brightness, and the LED light is electrically connected with main control unit 1 and signal is connect, the LED light packet
A green indicator light, a yellow indicator lamp and two red indicating lights are included, 400MHz digital radios Transmit-Receive Unit 3, which receives, to be adjusted
Vehicle instructs, and main control unit 1 controls corresponding indicator light according to instruction of shunting and lights.Main control unit 1 is according to instruction control institute of shunting
It states green indicator light to light with exchange way, be effectively prevented leads to accident because green light is caused to be always on for fault；Master control list
Member 1 controls the yellow indicator lamp according to instruction of shunting or when red indicating light is lighted, and 400MHz digital radios Transmit-Receive Unit 3 connects
Receive the instruction of survey machine so that portable of shunting service by survey machine signaling ensure to communicate with machine control device it is unimpeded, to prevent communication failure
It causes the accident.
Storage unit 7 is electrically connected with main control unit 1 by SPI interface and signal is connect；Storage unit 7 is for storing electronics
Map, communications records, operation note and message registration, the control storage unit 7 of main control unit 1 read and write operation；Storage
Unit 7 uses SD storage cards.
DSP digital audios modem module 6 includes dsp chip 61, audio frequency power amplifier chip 62, microphone 63 and loudspeaker 64,
Based on IIS serial data communications, the voice data communication of main control unit 1 and DSP digital audios modem module 6 is realized；It is main
The electrical connection of control unit 1 and dsp chip 61 and signal are connect, dsp chip 61 be electrically connected with audio frequency power amplifier chip 62 and microphone 63 and
Signal connects, and audio frequency power amplifier chip 62 is electrically connected with loudspeaker 64 and signal is connect；400MHz digital radios Transmit-Receive Unit 3 receives language
Sound signal is simultaneously sent to main control unit 1 and is sent to dsp chip all the way after main control unit 1 repacks voice signal according to agreement
61, the voice signal after demodulation is sent to audio frequency power amplifier chip 62 by dsp chip 61, after audio frequency power amplifier chip 62 amplifies audio
Voice signal be sent to loudspeaker 64 and play out；It is sent to storage unit 7 all the way and carries out recording storage.It is acquired by microphone 63
Voice signal is sent to main control unit 1 after main main control unit 1 is according to protocol packing after the coding of dsp chip 61 and is sent to all the way
400MHz digital radios Transmit-Receive Unit 3 is transmitted wirelessly；It is sent to storage unit 7 all the way and carries out recording storage.
RS422 communication units 9 are electrically connected with main control unit 2 and signal is connect；RS422 communication units 9 are used to transport with train
Row monitor recording device connects, train operation monitoring and recording device can be needed to configure according to scene；Main control unit 1 passes through RS422
Shunting service communications records are sent to train operation monitoring and recording device and carry out data preservation by communication unit 9 in real time.Camera
Unit 10 is electrically connected with main control unit 2 by UART interface and signal is connect；Main control unit 2 controls taking the photograph in camera unit 10
As head is taken pictures, and read camera data；Bluetooth unit 11 is electrically connected with main control unit 2 and signal is connect；Bluetooth unit
11 with bluetooth headset for connecting, and main control unit 2 controls bluetooth unit 11 and bluetooth headset short-distance data communication, realizes clear
Clear bluetooth conversation function.
Power supply unit 12 is electrically connected with main control unit 2, for providing power supply for the flat shunting machine control device.Power supply
Unit 12 include power supply output and power management two parts circuit, power supply output include DC110V turn DC13.8V power modules with
DC13.8V turns DC3.3V power module of voltage regulation, turns DC13.8V power modules by DC110V, is shown for master control borad, LCD touch
Screen and 400MHz digital channel machines provide DC13.8V operating voltages, and it is main control unit that DC13.8V, which turns DC3.3V power module of voltage regulation,
1 equal element circuits provide stable DC3.3V operating voltages.When power management includes the monitoring and liquid crystal display to supply voltage
Between control, in real time to supply voltage real time monitoring function, realize that supply voltage is abnormal using AD sampling A/D chip circuits and automatic accuse
Alert function, and power supply unit 12 is electrically connected by GPIO interface with main control unit 2, and GPIO interface is based on, and realizes main control unit pair
Energy saving function is realized in the control of LCD backlight lamp.
It is to be understood that foregoing invention content and specific implementation mode are intended to prove technical solution provided by the present invention
Practical application should not be construed as limiting the scope of the present invention.Those skilled in the art are in spirit and principles of the present invention
It is interior, when can various modifications may be made, equivalent replacement or improvement.Protection scope of the present invention is subject to the appended claims.
Claims (8)
1. a kind of flat shunting machine control device for supporting high accuracy positioning, which is characterized in that the plane for supporting high accuracy positioning
Shunter control device includes main control unit (1), RF tag Transmit-Receive Unit (2), 400MHz digital radios Transmit-Receive Unit (3), signal
Lamp display unit (4), button display unit (5), DSP digital audios modem module (6), storage unit (7), usb communication
Unit (8), RS422 communication units (9), camera unit (10) and bluetooth unit (11) and power supply unit (12)；Wherein,
RF tag Transmit-Receive Unit (2) is electrically connected with main control unit (1) and signal is connect；RF tag Transmit-Receive Unit (2) receives
The activation signal of semaphore in switchyard, and identify the field strength of the activation signal, main control unit (1) controls RF tag
Transmit-Receive Unit (2) periodically sends location information to base station with 1.2G ultra-high frequencies；400MHz digital radios Transmit-Receive Unit (3) and master
Control unit (1) is electrically connected and is connected with signal, and main control unit (1) is electrically connected with traffic light system unit (4) and button display unit (5)
It connects and is connected with signal；400MHz digital radios Transmit-Receive Unit (3) reception shunting list, shunt instruction or survey machine instruction,
Main control unit (1) is according to command control signal lamp display unit (4) display of shunting, main control unit (1) control button display unit
(5) show that shunting list or instruction of shunting, main control unit (1) are received and dispatched according to the machine of survey instruction control 400MHz digital radios
Unit (3) is communicated with portable holding；
DSP digital audios modem module (6) includes dsp chip (61), audio frequency power amplifier chip (62), microphone (63) and loudspeaker
(64)；The electrical connection of main control unit (1) and dsp chip (61) and signal are connect, dsp chip (61) and audio frequency power amplifier chip (62) and
Microphone (63) electrical connection is connected with signal, and audio frequency power amplifier chip (62) is electrically connected with loudspeaker (64) and signal is connect；400MHz numbers
Word wireless transmit/receive units (3) receive voice signal and are sent to main control unit (1), and main control unit (1) is repacked according to agreement
Voice signal is simultaneously sent to dsp chip (61), and the voice signal after demodulation is sent to audio frequency power amplifier chip by dsp chip (61)
(62), the amplified voice signal of audio is sent to loudspeaker (64) and played out by audio frequency power amplifier chip (62)；By microphone (63)
The voice signal of acquisition is sent to main control unit (1) after dsp chip (61) coding, after main control unit (1) is according to protocol packing
400MHz digital radios Transmit-Receive Unit (3) is sent to be transmitted wirelessly；
Storage unit (7) is electrically connected with main control unit (1) and signal is connect；Storage unit (7) is for storing electronic map, communication
Record, operation note and message registration, main control unit (1) control storage unit (7) read and write operation；
Usb communication unit (8) is electrically connected with main control unit (1) and signal is connect；Usb communication unit (8) is used to connect with computer
It connects, main control unit (1) receives the instruction of the defeated frequency software of computer by usb communication unit (8)；
RS422 communication units (9) are electrically connected with main control unit (2) and signal is connect；RS422 communication units (9) are used for and train
Running monitor and recorder connects, and main control unit (1) is sent out shunting service communications records by RS422 communication units (9) in real time
It send to train operation monitoring and recording device and carries out data preservation；
Camera unit (10) is electrically connected with main control unit (2) and signal is connect；Main control unit (2) controls camera unit (10)
In camera take pictures, and read camera data；
Bluetooth unit (11) is electrically connected with main control unit (2) and signal is connect；Bluetooth unit (11) is used to connect with bluetooth headset,
Main control unit (2) controls bluetooth unit (11) and bluetooth headset short-distance data communication；
Power supply unit (12) is electrically connected with main control unit (2), for providing power supply for the flat shunting machine control device.
2. flat shunting machine control device as described in claim 1, which is characterized in that Power VR built in main control unit (2)
SGX530 graphics processors, the Power VR SGX530 graphics processors are electrically connected with button display unit (5) and signal connects
It connects, button display unit (5) is liquid crystal touch display screen.
3. flat shunting machine control device as described in claim 1, which is characterized in that 400MHz digital radios Transmit-Receive Unit (3) is
400MHz digital radio channels machines.
4. flat shunting machine control device as described in claim 1, which is characterized in that main control unit (1) by UART interface with penetrate
Frequency marking label Transmit-Receive Unit (2) electrical connection is connected with signal.
5. flat shunting machine control device as described in claim 1, which is characterized in that traffic light system unit (4) is high brightness
LED light, the LED light is electrically connected with main control unit (1) and signal is connect, and the LED light includes one green
Color indicator light, a yellow indicator lamp and two red indicating lights, 400MHz digital radios Transmit-Receive Unit (3) receive finger of shunting
It enables, main control unit (1) controls corresponding indicator light according to instruction of shunting and lights.
6. flat shunting machine control device as claimed in claim 5, which is characterized in that main control unit (1) is according to instruction control of shunting
The green indicator light is lighted with exchange way.
7. flat shunting machine control device as claimed in claim 5, which is characterized in that main control unit (1) is according to instruction control of shunting
When the yellow indicator lamp or red indicating light are lighted, 400MHz digital radios Transmit-Receive Unit (3) receives the instruction of survey machine.
8. flat shunting machine control device as described in claim 1, which is characterized in that power supply unit (12) includes that DC110V turns
DC13.8V power modules, DC13.8V turn DC3.3V power module of voltage regulation and AD sampling A/D chip circuits, and power supply unit (12) is logical
GPIO interface is crossed to be electrically connected with main control unit (2).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810733112.6A CN108657230B (en) | 2018-07-05 | 2018-07-05 | Plane shunting controller supporting high-precision positioning |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810733112.6A CN108657230B (en) | 2018-07-05 | 2018-07-05 | Plane shunting controller supporting high-precision positioning |
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| Publication Number | Publication Date |
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| CN108657230A true CN108657230A (en) | 2018-10-16 |
| CN108657230B CN108657230B (en) | 2023-12-22 |
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| CN201810733112.6A Active CN108657230B (en) | 2018-07-05 | 2018-07-05 | Plane shunting controller supporting high-precision positioning |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110789571A (en) * | 2019-12-04 | 2020-02-14 | 天津七一二通信广播股份有限公司 | Planar shunting machine controller based on UWB (ultra Wide band) ranging function and ranging method thereof |
| CN110803193A (en) * | 2019-10-17 | 2020-02-18 | 高新兴创联科技有限公司 | Safety control method for shunting of rail transit engineering vehicle section |
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| CN107769811A (en) * | 2017-12-05 | 2018-03-06 | 洪泉益 | A kind of logical intercom with DA compatibility one of the whole network |
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| US5420883A (en) * | 1993-05-17 | 1995-05-30 | Hughes Aircraft Company | Train location and control using spread spectrum radio communications |
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| CN110803193A (en) * | 2019-10-17 | 2020-02-18 | 高新兴创联科技有限公司 | Safety control method for shunting of rail transit engineering vehicle section |
| CN110789571A (en) * | 2019-12-04 | 2020-02-14 | 天津七一二通信广播股份有限公司 | Planar shunting machine controller based on UWB (ultra Wide band) ranging function and ranging method thereof |
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| Publication number | Publication date |
|---|---|
| CN108657230B (en) | 2023-12-22 |
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