CN110070756A - A kind of embedded roadside guardrail device of intelligent road early warning - Google Patents

A kind of embedded roadside guardrail device of intelligent road early warning Download PDF

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Publication number
CN110070756A
CN110070756A CN201910316844.XA CN201910316844A CN110070756A CN 110070756 A CN110070756 A CN 110070756A CN 201910316844 A CN201910316844 A CN 201910316844A CN 110070756 A CN110070756 A CN 110070756A
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CN
China
Prior art keywords
pin
resistance
capacitor
chip
module
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Application number
CN201910316844.XA
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Chinese (zh)
Inventor
刘占军
夏帅帅
康亚
谭芯蕊
戴玉
闫娇娇
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Chongqing University of Post and Telecommunications
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Chongqing University of Post and Telecommunications
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Priority to CN201910316844.XA priority Critical patent/CN110070756A/en
Publication of CN110070756A publication Critical patent/CN110070756A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/30Arrangements interacting with transmitters or receivers otherwise than by visible means, e.g. using radar reflectors or radio transmitters
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/604Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
    • E01F9/615Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings illuminated
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/658Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing
    • E01F9/669Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing for fastening to safety barriers or the like
    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/16Anti-collision systems
    • G08G1/164Centralised systems, e.g. external to vehicles
    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/16Anti-collision systems
    • G08G1/166Anti-collision systems for active traffic, e.g. moving vehicles, pedestrians, bikes

Abstract

A kind of embedded guard bar device of hill path intelligent early-warning is claimed in the present invention, belongs to vehicle collision prewarning field.Including rail collision fault prompting apparatus, the base station LoRa, cloud, monitoring center and neighbouring vehicle GPS terminal.Wherein: rail collision fault prompting apparatus includes solar powered module, one-chip computer module, impact microphone module, radio receiving transmitting module, LED warning lamp module and buzzer alarm module.By judging that vehicle collision hill path guardrail impact force is more than certain threshold value, the information that sensor obtains is radioed into the upload of the base station LoRa by LoRa and is given to cloud, fault message is transmitted to monitoring center to alarm, cloud simultaneously uploads to failure road section information the GPS terminal of neighbouring vehicle.After the base station LoRa receives fault message, open the LED warning lamp and early warning buzzer of failed equipment and its neighbouring device, remind nearby vehicle evade fault car in time, it is possible to reduce Dangerous Area a chain of traffic accident and there is a situation where accident relief not in time.

Description

A kind of embedded roadside guardrail device of intelligent road early warning
Technical field
The invention belongs to vehicle collision prewarning fields, particularly belong to a kind of embedded guard bar device of intelligent road early warning.
Background technique
In recent years, it is easier to that traffic accident occurs on highway surrounded by mountains.Because of sharp turn, more, vehicle of turning relative to hill path It is more difficult than being travelled on flat highways on highway surrounded by mountains, it is easy to happen traffic accident.It is made when shock railing occurs for vehicle When can not continue to move ahead at vehicle, signal cannot can be received in time to vehicle near front and back and failure section is evaded, caused A chain of traffic accident.It can also happen that driver can not alarm after traffic accident, there is the case where succouring not in time, Cause personnel that cannot be succoured in time.Therefore, we devise a kind of embedded guard bar device of hill path intelligent early-warning.The device The upload of the base station LoRa is transferred information to by wireless transmission and is given to cloud, and fault message is transmitted to monitoring center and is reported Alert, cloud simultaneously uploads to failure road section information the GPS terminal of neighbouring vehicle.After the base station LoRa receives fault message, open The LED warning lamp and early warning buzzer of failed equipment and its neighbouring device, remind nearby vehicle evade fault car in time, can be with Reduce Dangerous Area a chain of traffic accident and there is a situation where accident relief not in time.The device can wirelessly be passed by LORA Defeated, low in cost, structure is simple, and solar powered, transmission range is long, and stability is high.
Summary of the invention
Present invention seek to address that the above problem of the prior art.One kind is proposed to be wirelessly transferred by LORA, it is low in cost, Structure is simple, solar powered, and transmission range is long, the embedded roadside guardrail device of the high intelligent road early warning of stability.This hair Bright technical solution is as follows:
A kind of embedded roadside guardrail device of intelligent road early warning comprising: rail collision fault prompting apparatus (1), The base station LoRa (2), cloud (3), monitoring center (4) and neighbouring vehicle GPS terminal (5), rail collision fault prompting apparatus (1) are used In detecting whether the collision information that collides and transmit in time, the base station LoRa (2) are used for rail collision fault prompting apparatus Information networking is transmitted to cloud, cloud (3) be used to roadblock information being transmitted to surrounding vehicles, monitoring center (4) for alarming, With neighbouring vehicle GPS terminal (5) for receiving fault message, wherein supplied in rail collision fault prompting apparatus (1) by solar energy Electric module (6), impact microphone (7), MCU (8), radio receiving transmitting module (9), LED warning lamp module (10) and early warning buzzer Module (11) constitute, the solar powered module (6) be respectively impact microphone (7), MCU (8), radio receiving transmitting module (9), LED warns lamp module (10) and early warning buzzer module (11) power supply, and impact microphone (7) is for detecting whether be knocked, MCU (8) information for acquiring to sensor is handled, and radio receiving transmitting module (9) is for transmitting information to the base station Lora, LED For warning vehicle nearby, solar powered module (6) is respectively to hit for warning lamp module (10) and early warning buzzer module (11) Sensor (7), MCU (8), radio receiving transmitting module (9), LED warning lamp module (10) and early warning buzzer module (11) power supply are hit, When vehicle collision hill path guardrail, when impact microphone (7) judges that impact force is more than certain threshold value, guardrail that MCU (8) will just be damaged Information is sent to the base station LoRa (2) by radio receiving transmitting module (9), then by cloud (3) map label and calculating, by failure The position of guardrail is sent to monitoring center (4), and monitoring center (4) in time judges abort situation, and cloud (3) also will simultaneously The a certain range of location information of failure guardrail location information and periphery uploads to the GPS terminal of neighbouring vehicle, the base station LoRa (2) rail collision fault prompting apparatus (1) is controlled, opens its LED warning lamp module (10) and early warning buzzer module (11), flashing alarm light and early warning sound carry out early warning to neighbouring vehicle in a certain range, when vehicle collision guardrail degree When larger, when the present apparatus directly fails, information is sent to base station at regular intervals by polling mode, it is ensured that whether it is normal Work.
Further, the solar powered module (6) includes CN3063 lithium battery charging management chip U1, DW01 lithium electricity Enhanced N-channel MOS field effect tube chip U3, RT9193-33 low voltage difference of chip U2,8025A is protected to be depressured chip U4, the sun in pond It can solar panel jack interface J3, lithium battery jack interface J2, capacitor C5, capacitor C6, polarity electrolytic capacitor C7, capacitor C8, capacitor C9, capacitor C10, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, green LED LED3, red hair Optical diode LED4;Circuit connecting mode is as follows: the S+ pin of solar panels jack interface respectively with capacitor C5, resistance R10, electricity The VNN pin of resistance R11 with CN3063 lithium battery charging management chip U1 is connected, the S- pin and electricity of solar panels jack interface The other end for holding C5 is connected and is grounded, and resistance R10 is connected with green LED LED3, and green LED LED3's is another One end is connected with the DONE pin of lithium battery charging management chip U1, and resistance R11 is connected with red light emitting diodes LED4, red The other end of Light-emitting diode LED 4 is connected with the CHNE pin of lithium battery charging management chip U1, lithium battery charging management chip The ISET pin of U1 connects resistance R12, the other end ground connection of resistance R12, the FB pin and BAT of lithium battery charging management chip U1 Pin is connected with the B+ pin of lithium-cell plate jack interface simultaneously, the TEMP pin and capacitor C9 of lithium battery charging management chip U1 It is connected;
The VSS pin of DW01 Li battery protection IC U2 is connected with capacitor C9, and the other end and the lithium-cell plate socket of C9 connects The B+ pin of mouth is connected, and the VDD pin of DW01 Li battery protection IC U2 is connected with resistance R14 and capacitor C10 respectively, resistance The other end of R14 is connected with the B- pin of lithium-cell plate jack interface, the other end and the enhanced N-channel of 8025A of capacitor C10 The S2 pin of metal-oxide-semiconductor field effect transistor chip U3 is connected, the OC pin and the enhanced N-channel of 8025A of DW01 Li battery protection IC U2 The S1 pin of metal-oxide-semiconductor field effect transistor chip U3.The CS1 pin of DW01 Li battery protection IC U2 is connected with resistance R13, resistance R13 The other end be connected with the S1 pin of the enhanced N-channel MOS field effect tube chip U3 of 8025A, DW01 Li battery protection IC U2 OD pin be connected with the G2 pin of the enhanced N-channel MOS field effect tube chip U3 of 8025A;
The D pin of the enhanced N-channel MOS field effect tube chip U3 of 8025A connects the enhanced N-channel MOS field-effect tube of 8025A The D pin of chip U3, RT9193-33 low voltage difference are depressured the B+ of the EN pin of chip U4, VIN pin and lithium-cell plate jack interface Pin is connected, and RT9193-33 low voltage difference is depressured the GND pin ground connection of chip U4, and RT9193-33 low voltage difference is depressured chip U4's BYPASS pin is connected with capacitor C6, and the other end ground connection of capacitor C6, RT9193-33 low voltage difference is depressured the VOUT pin of chip U4 It is connected respectively with polarity electrolytic capacitor C7, the other end of polarity electrolytic capacitor C7 is grounded, and the both ends of capacitor C8 are electric with polarity respectively The both ends for solving capacitor C7 are connected.
Further, the impact microphone module (7) include capacitor C1, capacitor C2, capacitor C3, capacitor C4, resistance R1, Resistance R2, it resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, amplifier A1, amplifier A2, puts Big device A3, power supply indicator L1, switch indication light L2 are constituted, and the both ends of capacitor C1 connect high level and low level respectively, and power supply refers to Show a termination high level of lamp L1, the other end ground connection of another terminating resistor R1, resistance R1, No. 1 pin of impact microphone J1 Capacitor C2 is connected, the other end of capacitor C2 is connected with No. 3 pins and resistance R2 of amplifier A2 respectively, another termination of resistance R2 High level, No. 2 pin connecting resistance R3, the resistance R4 of amplifier A2, the other end of resistance R3 respectively with No. 3 pins of amplifier A1 It is connected with resistance R5, No. 2 pins of amplifier A1 are connected with capacitor C3, and No. 2 of another termination impact microphone J1 of capacitor C3 Pin, the other end of resistance R4 meet No. 1 pin of amplifier A2 and another termination amplifier A3 of resistance R6, resistance R6 respectively No. 3 pins, the other end of resistance R5 connect No. 1 pin and resistance R7 of amplifier A1 respectively, the other end of resistance R7 respectively with electricity Hold C4 to be connected with No. 2 pins of amplifier A3, the other end ground connection of capacitor C4, a termination high level of resistance R8, another termination No. 1 pin of amplifier A3, switch indication light L2 one termination high level, another terminating resistor R9, the other end of resistance R9 with No. 1 pin of amplifier A3 is connected, and No. 1 pin of amplifier A3 is connected with the P0.3 pin of single-chip microcontroller.
Further, the MCU (8) is made of chip STC12C5A60S2, the external 5V power supply of pin VCC, pin MISO The chip pin MISO of LORA module is connected, the chip pin MOSI of pin MOSI connection LORA module, the P0.1 of single-chip microcontroller draw Foot connects early warning buzzer module, and the P0.2 pin connection LED of single-chip microcontroller warns lamp module, and the P0.3 pin connection of single-chip microcontroller is hit Hit sensor module, the external reset circuit of pin RST, pin RST respectively with resistance R17, resistance R18 and polarity electrolytic capacitor Another termination high level of another termination switch SKEY1 of C3, resistance R17, switch SKEY1, the other end ground connection of resistance R18, Another termination high level of polarity electrolytic capacitor C13, the XTAL2 pin of single-chip microcontroller connect crystal oscillator Y1 and capacitor C14, capacitor respectively The other end of C14 is grounded, and the XTAL1 pin of single-chip microcontroller connects the other end and capacitor C15 of crystal oscillator Y1 respectively, and capacitor C15's is another End ground connection.
Further, the wireless transport module (9) is made of chip SX1276 integration module, pin GND ground connection, pin The chip pin MISO of MISO connection one-chip computer module, the chip pin MOSI, pin VCC of pin MOSI connection one-chip computer module The power supply of 3.3V is connected, and the other end for meeting two capacitor C11 and capacitor C12, capacitor C11 and capacitor C12 is grounded simultaneously.
Further, LED warning lamp module (10) is by PC817 photoelectric coupling chip U5, resistance R15, two poles of rectification Pipe D1, positive-negative-positive triode Q1 and optical diode L5 are constituted, and No. 1 pin of PC817 photoelectric coupling chip U5 meets the P0.2 of single-chip microcontroller Pin, No. 2 pins and No. 3 pin ground connection, No. 4 pins of PC817 photoelectric coupling chip U5 distinguish connecting resistance R15 and triode Q1 B pin, another termination 3.3V voltage of resistance R15, rectifier diode D1 one termination 3.3V voltage, another termination triode The e pin of Q1, a termination 3.3V voltage of optical diode L5, the e pin of another termination triode Q1, the c pin of triode Q1 Ground connection.
Further, the early warning buzzer module (11) is by PC817 photoelectric coupling chip U6, resistance R16, two poles of rectification Pipe D2, positive-negative-positive triode Q2 and buzzer H are constituted, and the P0.1 that No. 1 pin of PC817 photoelectric coupling chip U6 connects single-chip microcontroller draws Foot, No. 2 pins and No. 3 pin ground connection, No. 4 pins difference connecting resistance R16's and triode Q2 of PC817 photoelectric coupling chip U6 B pin, another termination 3.3V voltage of resistance R16.A termination 3.3V voltage of rectifier diode D2, another termination triode Q2 E pin, buzzer H one termination 3.3V voltage, it is another termination triode Q1 e pin, triode Q1 c pin ground connection.
It advantages of the present invention and has the beneficial effect that:
The configuration of the present invention is simple, judgement precisely, will by judging that vehicle collision hill path guardrail impact force is more than certain threshold value The information that sensor obtains radios to the upload of the base station LoRa by LoRa and is given to cloud, and fault message is transmitted in monitoring The heart is alarmed, and cloud simultaneously uploads to failure road section information the GPS terminal of neighbouring vehicle.The base station LoRa receives fault message Afterwards, the LED warning lamp and early warning buzzer of failed equipment and its neighbouring device are opened, nearby vehicle evades disabled vehicle in time for prompting , it is possible to reduce Dangerous Area a chain of traffic accident and there is a situation where accident relief not in time.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the embedded guard bar device of hill path intelligent early-warning that the present invention provides preferred embodiment
The instance graph of intelligent early-warning embedded guard bar device in hill path Fig. 2 of the invention
The one-chip computer module figure of guard bar device Fig. 3 of the invention
The module map of the impact microphone of guard bar device Fig. 4 of the invention
The solar powered module map of guard bar device Fig. 5 of the invention
The module map of the wireless communication of guard bar device Fig. 6 of the invention
The module map of the LED warning lamp of guard bar device Fig. 7 of the invention
The module map of the early warning buzzer of guard bar device Fig. 8 of the invention
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, detailed Carefully describe.Described embodiment is only a part of the embodiments of the present invention.
The technical solution that the present invention solves above-mentioned technical problem is:
Embodiment 1: as shown in Figure 1, intelligent early-warning embedded guard bar device in hill path includes rail collision fault prompting apparatus 1, the base station LoRa 2, cloud 3, monitoring center 4 and neighbouring vehicle GPS terminal 5;Wherein by too in rail collision fault prompting apparatus 1 Positive energy power supply module 6, impact microphone 7, MCU 8, radio receiving transmitting module 9, LED warning lamp module 10 and early warning buzzer module 11 are constituted.The system work process is as follows: when vehicle collision hill path guardrail, impact microphone 7 judges that impact force is more than certain threshold When value, MCU 8 will send the base station LoRa 2 by radio receiving transmitting module 9 for the guardrail information of damage, then pass through cloud 3 The position of failure guardrail is sent monitoring center 4 by map label and calculating, monitoring center 4 can in time to abort situation into Row judgement.The a certain range of location information of failure guardrail location information and periphery is also uploaded to vehicle nearby simultaneously by cloud 3 GPS terminal.The base station LoRa 2 can control rail collision fault prompting apparatus 1, open its LED warning lamp module 10 and early warning buzzer module 11, flashing alarm light and early warning sound carry out early warning to neighbouring vehicle in a certain range.Out When vehicle collision guardrail degree is larger, the present apparatus may directly fail, by polling mode at regular intervals to base station Send information, it is ensured that whether it works normally.
The rail collision fault prompting apparatus 1 includes solar powered module 6, impact microphone 7, MCU8, wireless receipts Send out module 9, LED warning lamp module 10 and early warning buzzer module 11.Solar powered module 6 and impact microphone 7, STC12 One-chip computer module 8, radio receiving transmitting module 9, LED warning lamp module 10 are connected with early warning buzzer module 11, mention for above-mentioned module For electric energy.
The solar powered module 6.Solar energy electric supply module of storage includes CN3063 lithium battery charging management chip Enhanced N-channel MOS field effect tube chip U3, RT9193-33 low voltage difference decompression of U1, DW01 Li battery protection IC U2,8025A Chip U4, solar panel jack interface J3, lithium battery jack interface J2, capacitor C5, capacitor C6, polarity electrolytic capacitor C7, Capacitor C8, capacitor C9, capacitor C10, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, green LED LED3, red light emitting diodes LED4;Circuit connecting mode is as follows: the S+ pin of solar panels jack interface respectively with capacitor C5, resistance R10, resistance R11 are connected with the VNN pin of CN3063 lithium battery charging management chip U1.Solar panels jack interface S- pin be connected and be grounded with the other end of capacitor C5.Resistance R10 is connected with green LED LED3, green emitting The other end of diode (LED) 3 is connected with the DONE pin of lithium battery charging management chip U1.Resistance R11 and two pole of emitting red light Pipe LED4 is connected, and the other end of red light emitting diodes LED4 is connected with the CHNE pin of lithium battery charging management chip U1.Lithium The ISET pin of battery charging management chip U1 connects resistance R12, the other end ground connection of resistance R12.Lithium battery Charge Management core The FB pin and BAT pin of piece U1 is connected with the B+ pin of lithium-cell plate jack interface simultaneously.Lithium battery charging management chip U1 TEMP pin be connected with capacitor C9.
The VSS pin of DW01 Li battery protection IC U2 is connected with capacitor C9, and the other end and the lithium-cell plate socket of C9 connects The B+ pin of mouth is connected.The VDD pin of DW01 Li battery protection IC U2 is connected with resistance R14 and capacitor C10 respectively, resistance The other end of R14 is connected with the B- pin of lithium-cell plate jack interface, the other end and the enhanced N-channel of 8025A of capacitor C10 The S2 pin of metal-oxide-semiconductor field effect transistor chip U3 is connected.The OC pin and the enhanced N-channel of 8025A of DW01 Li battery protection IC U2 The S1 pin of metal-oxide-semiconductor field effect transistor chip U3.The CS1 pin of DW01 Li battery protection IC U2 is connected with resistance R13, resistance R13 The other end be connected with the S1 pin of the enhanced N-channel MOS field effect tube chip U3 of 8025A.DW01 Li battery protection IC U2 OD pin be connected with the G2 pin of the enhanced N-channel MOS field effect tube chip U3 of 8025A.
The D pin of the enhanced N-channel MOS field effect tube chip U3 of 8025A connects the enhanced N-channel MOS field-effect tube of 8025A The D pin of chip U3.RT9193-33 low voltage difference is depressured the B+ of the EN pin of chip U4, VIN pin and lithium-cell plate jack interface Pin is connected, and RT9193-33 low voltage difference is depressured the GND pin ground connection of chip U4.RT9193-33 low voltage difference is depressured chip U4's BYPASS pin is connected with capacitor C6, the other end ground connection of capacitor C6.The VOUT pin of RT9193-33 low voltage difference decompression chip U4 It is connected respectively with polarity electrolytic capacitor C7, the other end ground connection of polarity electrolytic capacitor C7.The both ends of capacitor C8 are electric with polarity respectively The both ends for solving capacitor C7 are connected.
The impact microphone module 7.Impact microphone module 7 include capacitor C1, capacitor C2, capacitor C3, capacitor C4, Resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, amplifier A1, amplification Device A2, amplifier A3, power supply indicator L1, switch indication light L2 are constituted.The both ends of capacitor C1 connect high level and low level respectively. A termination high level of power supply indicator L1, the other end ground connection of another terminating resistor R1, resistance R1.The 1 of impact microphone J1 Number pin connects capacitor C2, and the other end of capacitor C2 is connected with No. 3 pins and resistance R2 of amplifier A2 respectively, and resistance R2's is another One termination high level.No. 2 pin connecting resistance R3, the resistance R4 of amplifier A2, the other end of resistance R3 respectively with amplifier A1 3 Number pin is connected with resistance R5.No. 2 pins of amplifier A1 are connected with capacitor C3, another termination impact microphone J1 of capacitor C3 No. 2 pins.The other end of resistance R4 connects another termination amplification of No. 1 pin and resistance R6, resistance R6 of amplifier A2 respectively No. 3 pins of device A3.The other end of resistance R5 connects No. 1 pin of amplifier A1 and the other end point of resistance R7, resistance R7 respectively It is not connected with No. 2 pins of capacitor C4 and amplifier A3, the other end ground connection of capacitor C4.A termination high level of resistance R8, separately No. 1 pin of one termination amplifier A3.A termination high level of switch indication light L2, another terminating resistor R9, resistance R9's is another One end is connected with No. 1 pin of amplifier A3.No. 1 pin of amplifier A3 is connected with the P0.3 pin of single-chip microcontroller.
The one-chip computer module 8.One-chip computer module is made of chip STC12C5A60S2, the external 5V power supply of pin VCC, The chip pin MISO of pin MISO connection LORA module, the chip pin MOSI of pin MOSI connection LORA module.Single-chip microcontroller P0.1 pin connect early warning buzzer module, the P0.2 pin connection LED of single-chip microcontroller warns lamp module, and the P0.3 of single-chip microcontroller draws Foot connects impact microphone module.The external reset circuit of pin RST, pin RST are electric with resistance R17, resistance R18 and polarity respectively Solve capacitor C3, another termination high level of another termination switch SKEY1 of resistance R17, switch SKEY1, the other end of resistance R18 Ground connection, another termination high level of polarity electrolytic capacitor C13.The XTAL2 pin of single-chip microcontroller meets crystal oscillator Y1 and capacitor C14 respectively, The other end of capacitor C14 is grounded.The XTAL1 pin of single-chip microcontroller connects the other end and capacitor C15 of crystal oscillator Y1 respectively, capacitor C15's Other end ground connection.
The wireless transport module 9.Wireless transport module is made of chip SX1276 integration module, pin GND ground connection, The chip pin MISO of pin MISO connection one-chip computer module, the chip pin MOSI of pin MOSI connection one-chip computer module, draws The power supply of foot VCC connection 3.3V, and the other end for meeting two capacitor C11 and capacitor C12, capacitor C11 and capacitor C12 connects simultaneously Ground.
The LED warns lamp module 10.LED warns lamp module by PC817 photoelectric coupling chip U5, resistance R15, rectification Diode D1, positive-negative-positive triode Q1 and optical diode L5 are constituted.No. 1 pin of PC817 photoelectric coupling chip U5 connects single-chip microcontroller P0.2 pin, No. 2 pins and No. 3 pin ground connection,.No. 4 pins of PC817 photoelectric coupling chip U5 distinguish connecting resistance R15 and three The b pin of pole pipe Q1, another termination 3.3V voltage of resistance R15.A termination 3.3V voltage of rectifier diode D1, another termination The e pin of triode Q1, a termination 3.3V voltage of optical diode L5, the e pin of another termination triode Q1, triode Q1's C pin ground connection.
The early warning buzzer module 11.Early warning buzzer module is by PC817 photoelectric coupling chip U6, resistance R16, whole Diode D2, positive-negative-positive triode Q2 and buzzer H is flowed to constitute.No. 1 pin of PC817 photoelectric coupling chip U6 connects single-chip microcontroller P0.1 pin, No. 2 pins and No. 3 pin ground connection,.No. 4 pins of PC817 photoelectric coupling chip U6 distinguish connecting resistance R16 and three The b pin of pole pipe Q2, another termination 3.3V voltage of resistance R16.A termination 3.3V voltage of rectifier diode D2, another termination The e pin of triode Q2, a termination 3.3V voltage of buzzer H, the e pin of another termination triode Q1, the c of triode Q1 draw Foot ground connection.
The above embodiment is interpreted as being merely to illustrate the present invention rather than limit the scope of the invention.? After the content for having read record of the invention, technical staff can be made various changes or modifications the present invention, these equivalent changes Change and modification equally falls into the scope of the claims in the present invention.

Claims (7)

1. a kind of embedded roadside guardrail device of intelligent road early warning characterized by comprising rail collision fault prompting apparatus (1), the base station LoRa (2), cloud (3), monitoring center (4) and neighbouring vehicle GPS terminal (5), rail collision fault prompting apparatus (1) for detecting whether colliding and transmitting collision information in time, the base station LoRa (2) are used to remind rail collision failure and fill The information networking set is transmitted to cloud, cloud (3) be used to roadblock information being transmitted to surrounding vehicles, monitoring center (4) is for reporting It is alert, and nearby vehicle GPS terminal (5) is for receiving fault message, wherein by solar energy in rail collision fault prompting apparatus (1) Power supply module (6), impact microphone (7), MCU (8), radio receiving transmitting module (9), LED warning lamp module (10) and early warning buzzing Device module (11) is constituted, and the solar powered module (6) is respectively impact microphone (7), MCU (8), radio receiving transmitting module (9), LED warns lamp module (10) and early warning buzzer module (11) power supply, and impact microphone (7) is for detecting whether by hitting It hits, the information that MCU (8) is used to acquire sensor is handled, and radio receiving transmitting module (9) is for transmitting information to LoRa base It stands, LED warning lamp module (10) and early warning buzzer module (11) are for warning vehicle nearby, solar powered module (6) point It Wei not impact microphone (7), MCU (8), radio receiving transmitting module (9), LED warning lamp module (10) and early warning buzzer module (11) it powers, when vehicle collision hill path guardrail, when impact microphone (7) judges that impact force is more than certain threshold value, MCU (8) just will The guardrail information of damage is sent to the base station LoRa (2) by radio receiving transmitting module (9), then by cloud (3) map label and It calculates, sends the position of failure guardrail to monitoring center (4), monitoring center (4) in time judges abort situation, cloud (3) GPS for a certain range of location information of failure guardrail location information and periphery also being uploaded to neighbouring vehicle simultaneously is whole End, the base station LoRa (2) control rail collision fault prompting apparatus (1), open its LED warning lamp module (10) and early warning Buzzer module (11), flashing alarm light and early warning sound carry out early warning to neighbouring vehicle in a certain range, when vehicle touches Hit guardrail degree it is larger when, when the present apparatus directly fails, by polling mode at regular intervals to base station send information, it is ensured that Whether it works normally.
2. the embedded roadside guardrail device of a kind of intelligent road early warning according to claim 1, which is characterized in that it is described too Positive energy power supply module (6) includes CN3063 lithium battery charging management chip U1, DW01 Li battery protection IC U2,8025A enhancing Type N-channel MOS field effect tube chip U3, RT9193-33 low voltage difference is depressured chip U4, solar panel jack interface J3, lithium Battery socket interface J2, capacitor C5, capacitor C6, polarity electrolytic capacitor C7, capacitor C8, capacitor C9, capacitor C10, resistance R10, electricity Hinder R11, resistance R12, resistance R13, resistance R14, green LED LED3, red light emitting diodes LED4;Circuit connection Mode is as follows: the S+ pin of solar panels jack interface is filled with capacitor C5, resistance R10, resistance R11 and CN3063 lithium battery respectively The VNN pin of electric managing chip U1 is connected, and the S- pin of solar panels jack interface is connected and connects with the other end of capacitor C5 Ground, resistance R10 are connected with green LED LED3, the other end and lithium battery Charge Management of green LED LED3 The DONE pin of chip U1 is connected, and resistance R11 is connected with red light emitting diodes LED4, and red light emitting diodes LED4's is another End is connected with the CHNE pin of lithium battery charging management chip U1, and the ISET pin of lithium battery charging management chip U1 connects resistance The other end of R12, resistance R12 are grounded, and the FB pin and BAT pin of lithium battery charging management chip U1 is inserted with lithium-cell plate simultaneously The B+ pin of seated connection mouth is connected, and the TEMP pin of lithium battery charging management chip U1 is connected with capacitor C9;
The VSS pin of DW01 Li battery protection IC U2 is connected with capacitor C9, the other end of C9 and the B of lithium-cell plate jack interface + pin is connected, and the VDD pin of DW01 Li battery protection IC U2 is connected with resistance R14 and capacitor C10 respectively, and resistance R14's is another One end is connected with the B- pin of lithium-cell plate jack interface, and the enhanced N-channel MOS field of the other end and 8025A of capacitor C10 is imitated The S2 pin of tube chip U3 is answered to be connected, the enhanced N-channel MOS field of OC pin and 8025A of DW01 Li battery protection IC U2 is imitated Answer the S1 pin of tube chip U3.The CS1 pin of DW01 Li battery protection IC U2 is connected with resistance R13, the other end of resistance R13 It is connected with the S1 pin of the enhanced N-channel MOS field effect tube chip U3 of 8025A, the OD pin of DW01 Li battery protection IC U2 It is connected with the G2 pin of the enhanced N-channel MOS field effect tube chip U3 of 8025A;
The D pin of the enhanced N-channel MOS field effect tube chip U3 of 8025A connects the enhanced N-channel MOS field effect tube chip of 8025A The D pin of U3, RT9193-33 low voltage difference are depressured the B+ pin of the EN pin of chip U4, VIN pin and lithium-cell plate jack interface It is connected, RT9193-33 low voltage difference is depressured the GND pin ground connection of chip U4, and RT9193-33 low voltage difference is depressured chip U4's BYPASS pin is connected with capacitor C6, and the other end ground connection of capacitor C6, RT9193-33 low voltage difference is depressured the VOUT pin of chip U4 It is connected respectively with polarity electrolytic capacitor C7, the other end of polarity electrolytic capacitor C7 is grounded, and the both ends of capacitor C8 are electric with polarity respectively The both ends for solving capacitor C7 are connected.
3. the embedded roadside guardrail device of a kind of intelligent road early warning according to claim 1, which is characterized in that described to hit Hitting sensor module (7) includes capacitor C1, capacitor C2, capacitor C3, capacitor C4, resistance R1, resistance R2, resistance R3, resistance R4, electricity Hinder R5, resistance R6, resistance R7, resistance R8, resistance R9, amplifier A1, amplifier A2, amplifier A3, power supply indicator L1, switch Indicator light L2 is constituted, and the both ends of capacitor C1 connect high level and low level respectively, and a termination high level of power supply indicator L1 is another The other end of terminating resistor R1, resistance R1 are grounded, and No. 1 pin of impact microphone J1 connects capacitor C2, the other end of capacitor C2 It is connected respectively with No. 3 pins and resistance R2 of amplifier A2, another termination high level of resistance R2, No. 2 pins of amplifier A2 Connecting resistance R3, resistance R4, the other end of resistance R3 are connected with No. 3 pins and resistance R5 of amplifier A1 respectively, and the 2 of amplifier A1 Number pin is connected with capacitor C3, and No. 2 pins of another termination impact microphone J1 of capacitor C3, the other end of resistance R4 connects respectively No. 1 pin and resistance R6 of amplifier A2, No. 3 pins of another termination amplifier A3 of resistance R6, the other end point of resistance R5 Do not connect No. 1 pin and resistance R7 of amplifier A1, the other end of resistance R7 respectively with No. 2 pin phases of capacitor C4 and amplifier A3 Even, the other end ground connection of capacitor C4, a termination high level of resistance R8, No. 1 pin of another termination amplifier A3, switch instruction A termination high level of lamp L2, the other end of another terminating resistor R9, resistance R9 are connected with No. 1 pin of amplifier A3, amplify No. 1 pin of device A3 is connected with the P0.3 pin of single-chip microcontroller.
4. the embedded roadside guardrail device of a kind of intelligent road early warning according to claim 1, which is characterized in that described MCU (8) is made of chip STC12C5A60S2, the external 5V power supply of pin VCC, the chip pin of pin MISO connection LORA module MISO, the chip pin MOSI of pin MOSI connection LORA module, the P0.1 pin of single-chip microcontroller connects early warning buzzer module, single The P0.2 pin connection LED of piece machine warns lamp module, and the P0.3 pin of single-chip microcontroller connects impact microphone module, outside pin RST Reset circuit is connect, pin RST is switched with another termination of resistance R17, resistance R18 and polarity electrolytic capacitor C3, resistance R17 respectively Another termination high level of SKEY1, switch SKEY1, the other end ground connection of resistance R18, another termination of polarity electrolytic capacitor C13 High level, the XTAL2 pin of single-chip microcontroller meet crystal oscillator Y1 and capacitor C14 respectively, and the other end of capacitor C14 is grounded, single-chip microcontroller XTAL1 pin connects the other end and capacitor C15 of crystal oscillator Y1, the other end ground connection of capacitor C15 respectively.
5. the embedded roadside guardrail device of a kind of intelligent road early warning according to claim 1, which is characterized in that the nothing Line transmission module (9) is made of chip SX1276 integration module, pin GND ground connection, the core of pin MISO connection one-chip computer module Piece pin MISO, the chip pin MOSI of pin MOSI connection one-chip computer module, the power supply of pin VCC connection 3.3V, and connect two The other end of a capacitor C11 and capacitor C12, capacitor C11 and capacitor C12 are grounded simultaneously.
6. the embedded roadside guardrail device of a kind of intelligent road early warning according to claim 1, which is characterized in that described LED warns lamp module (10) by PC817 photoelectric coupling chip U5, resistance R15, rectifier diode D1, positive-negative-positive triode Q1 and light Diode L5 is constituted, and No. 1 pin of PC817 photoelectric coupling chip U5 connects the P0.2 pin of single-chip microcontroller, No. 2 pins and No. 3 pins Ground connection, the b pin of No. 4 pins difference connecting resistance R15 and triode Q1 of PC817 photoelectric coupling chip U5, resistance R15's is another Terminate 3.3V voltage, a termination 3.3V voltage of rectifier diode D1, the e pin of another termination triode Q1, optical diode L5 One termination 3.3V voltage, it is another termination triode Q1 e pin, triode Q1 c pin ground connection.
7. the embedded roadside guardrail device of a kind of intelligent road early warning according to claim 1, which is characterized in that described pre- Alert buzzer module (11) are by PC817 photoelectric coupling chip U6, resistance R16, rectifier diode D2, positive-negative-positive triode Q2 and bee The device H that rings is constituted, and No. 1 pin of PC817 photoelectric coupling chip U6 connects the P0.1 pin of single-chip microcontroller, and No. 2 pins and No. 3 pins connect Ground, the b pin of No. 4 pins difference connecting resistance R16 and triode Q2 of PC817 photoelectric coupling chip U6, the other end of resistance R16 Connect 3.3V voltage.A termination 3.3V voltage of rectifier diode D2, the e pin of another termination triode Q2, one end of buzzer H Connect 3.3V voltage, the e pin of another termination triode Q1, the c pin ground connection of triode Q1.
CN201910316844.XA 2019-04-19 2019-04-19 A kind of embedded roadside guardrail device of intelligent road early warning Pending CN110070756A (en)

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CN111550122A (en) * 2020-05-12 2020-08-18 中铁北京工程局集团有限公司 Road safety protection device with warning function
CN111667695A (en) * 2020-07-07 2020-09-15 清华大学 Traffic risk early warning system and method based on tweeter queue

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