CN205686292U - Expressway driving in fog safety device - Google Patents
Expressway driving in fog safety device Download PDFInfo
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- CN205686292U CN205686292U CN201620567713.0U CN201620567713U CN205686292U CN 205686292 U CN205686292 U CN 205686292U CN 201620567713 U CN201620567713 U CN 201620567713U CN 205686292 U CN205686292 U CN 205686292U
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Abstract
The utility model discloses a kind of expressway driving in fog safety device, it includes control circuit plate, feature is: also include ultrasonic sensor, ZigBee coordinator, ZigBee-network terminal node, specific human voices generator, phonetic alarm, and ultrasonic sensor is arranged on before automobile below brand mark；Control circuit plate, ZigBee coordinator, ZigBee-network terminal node, specific human voices generator, phonetic alarm are placed in automobile glove compartment；Specific human voices generator is connected with car horn, and the power line of specific human voices generator is connected with the switch of automobile fog light.This utility model can be when automobile sails in a mist, and rearward vehicle provides abrupt deceleration information；When spacing narrows down to predetermined value, phonetic alarm provides early warning information for car owner；Car horn sends especial sound and reminds driver around, provides warning message for neighbouring vehicle.Make driver can drive safely in a mist, reduce expressway traffic safety accident.
Description
Technical field
This utility model relates to driving safety device, especially relates to a kind of expressway driving in fog safety device.
Background technology
Low visibility weather brings great potential safety hazard to driving, also brings great economic loss to transportation.
Owing to China's good fortune is vast in territory, with a varied topography, highway occurs dense fog, group's low visibility weather situation such as mist, haze often, makes
Become visibility extremely low.Low visibility is when certain value, and no through traffic for highway, has a strong impact on the freight volume of highway；By
Sudden and uncertain in a mist, when driver travels in a mist, it is impossible to take effective measures in time, easily cause
The generation of vehicle accident.Not yet possesses the way effectively solving low visibility problem at present.
Summary of the invention
The purpose of this utility model is to provide a kind of expressway driving in fog safety device, and it can sail at automobile
Time in group's mist, rearward vehicle provides abrupt deceleration information；When spacing narrows down to predetermined value, phonetic alarm provides for car owner
Early warning information；Car horn sends especial sound and reminds driver around, provides warning message for neighbouring vehicle.
The purpose of this utility model is achieved in that
A kind of expressway driving in fog safety device, including control circuit plate, feature is: also include supersonic sensing
Device, ZigBee coordinator, ZigBee-network terminal node, speech synthesizer, phonetic alarm, ultrasonic sensor is arranged on vapour
Below the brand mark of front of the host；Control circuit plate, ZigBee coordinator, ZigBee-network terminal node, speech synthesizer and
Phonetic alarm is placed in the automobile glove compartment in automobile middle control edge of table；Speech synthesizer is connected with car horn, and voice is sent out
The power line of raw device is connected with the switch of automobile fog light, and the acceleration information line of automobile bus is connected with control circuit plate；Control
Circuit board controls ZigBee-network terminal node communication and the acceleration information of oneself is sent to front vehicle, controls ZigBee association
Acceleration information, control phonetic alarm that tune device reception front vehicles sends over provide warning message for driver.
12V regulated power supply of the present utility model is to be provided after mu balanced circuit voltage stabilizing by the power supply on automobile, for control
Circuit board processed, ZigBee coordinator, ZigBee-network terminal node, speech synthesizer, phonetic alarm provide power supply, make them
Normal work.
Control circuit plate uses STC89C51 single-chip microcomputer as main control chip.
Coordinator and ZigBee-network terminal node carry out autonomous group-net communication.
This utility model can be when automobile sails in a mist, and rearward vehicle provides abrupt deceleration information；Reduce at spacing
During to predetermined value, phonetic alarm provides early warning information for car owner；Car horn sends the special sound produced by speech synthesizer
Sound reminds driver around, provides warning message for neighbouring vehicle.Make driver can drive safely in a mist, reduce highway
Traffic accidents.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is circuit theory diagrams of the present utility model；
Fig. 3 is detection control circuit figure of the present utility model；
Fig. 4 is regulated power supply control circuit figure of the present utility model.
Detailed description of the invention
Below in conjunction with embodiment and compare accompanying drawing this utility model is described in further detail.
A kind of expressway driving in fog safety device, including ultrasonic sensor 1, control circuit plate 2, ZigBee association
Adjusting device 3, ZigBee-network terminal node 4, speech synthesizer 5, phonetic alarm 6, ultrasonic sensor 1 is arranged on before automobile
Brand mark below；Control circuit plate 2, ZigBee coordinator 3, ZigBee-network terminal node 4, speech synthesizer 5, voice
Alarm 6 is placed in the automobile glove compartment in automobile middle control edge of table；Speech synthesizer 5 is connected with car horn, and voice occurs
The power line of device 5 is connected with the switch of automobile fog light；ZigBee-network terminal node 4, phonetic alarm 5, ZigBee coordinator
6, the acceleration information line of automobile bus is connected with control circuit plate 2.
Control circuit plate 2 uses single-chip microcomputer (STC89C51) as main control chip, the letter collecting ultrasonic sensor 1
Breath processes, and draws two car relative distances；The acceleration information of automobile is processed by control circuit plate 2, by control circuit
Plate 2 controls ZigBee-network terminal node 4 rearward vehicle and sends the acceleration information of automobile；Control ZigBee coordinator 6 to connect
After receiving the acceleration information that front vehicles sends over, this information is processed by control circuit plate 2；Again by phonetic alarm
5 provide acceleration information and the two car relative distance information of front vehicles for driver.
Ultrasonic sensor 1 is received circuit by ultrasonic emitting circuit, ultrasound wave and forms, and is used for detecting automobile and front car
Relative distance.
Ultrasonic emitting circuit is by 555 intervalometer U1(NE555), 1-3 resistance: R1-R3, the first electric capacity C1, second electricity
Hold C2, ultrasound transmitting transducer SR composition, control the sound wave of ultrasound transmitting transducer SR forwards vehicle emissions 40kHz,
Earth terminal 1 foot of 555 intervalometer U1 meets the GND of 12V regulated power supply, triggering end 2 foot of 555 intervalometer U1 and 555 intervalometer U1
The common port of thresholding end 6 foot and the first electric capacity C1 series connection after be connected with the GND of 12V regulated power supply, the second resistance R2 is connected on
Between discharge end 7 foot and triggering end 2 foot of 555 intervalometer U1, the first resistance R1 is connected on discharge end 7 foot of 555 intervalometer U1
And between the common port of reset terminal 4 foot, power end 8 foot, power end 8 foot of termination 555 intervalometer U1 of the 3rd resistance R3, the
The other end of three resistance R3 is connected with the VCC of 12V regulated power supply, and ultrasound transmitting transducer SR is connected on 555 intervalometer U1's
Between the GND of outfan 3 foot and 12V regulated power supply, the second electric capacity C2 be connected on 555 intervalometer U1 control voltage end 5 foot and
Between the GND of 12V regulated power supply；
Ultrasound wave receives circuit and is made up of, when front vehicles is entered ultrasound wave reception transducer ST, amplifying circuit, filter circuit
Entering behind detection region, the ultrasonic reflections sent out to ultrasound wave is received the ultrasound wave in circuit and receives transducing by front vehicles
On device SR, ultrasound wave receive after the signal collected is amplified, filters by circuit and be sent to control circuit plate 2, by controlling
Circuit board 2 calculates the relative distance of two cars.
Connecting with the 4th resistance R4 and be followed by the VCC of 12V regulated power supply in one end of ultrasound wave reception transducer ST, ultrasound wave connects
The other end and the 3rd electric capacity C3 that receive transducer ST connect and are followed by the base stage of first crystal audion T1.
Amplifying circuit is by first crystal audion T1, the second crystal triode T2,4-6 electric capacity: C4-C6,5-12 electricity
Resistance R5-R12, the first diode D1, the second diode D2 composition, the anode of the first diode D1 connects first crystal audion T1's
Base stage, the negative electrode of the first diode D1 and the tenth resistance R10 series connection are followed by the GND, the 5th resistance R5 of 12V regulated power supply and are connected on
Between VCC and the base stage of first crystal audion T1 of 12V regulated power supply, one end of the 6th resistance R6 and the one of the 4th electric capacity C4
The common port of end is connected with the colelctor electrode of first crystal audion T1, the other end of the 4th electric capacity C4 and one end of the 7th resistance R7
Common port and the second crystal triode T2 base stage be connected, the 8th resistance R8 one termination the second crystal triode T2 current collection
Pole, the other end of the 6th resistance R6, the other end of the 7th resistance R7, common port and the 12V voltage stabilizing of the other end of the 8th resistance R8
The VCC of power supply is connected, the 11st resistance R11 be connected on the emitter stage of first crystal audion T1 and 12V regulated power supply GND it
Between, the 5th electric capacity C5 and the 11st resistance R11 is in parallel, and the 12nd resistance R12 is connected on the emitter stage of the second crystal triode T2
And second diode D2 negative electrode between, the anode 12V of the second diode D2 meets the GND of 12V regulated power supply, the 9th resistance R9 string
It is associated between the emitter stage of the second crystal triode T2 and the base stage of first crystal audion T1.
Filter circuit is by four high guaily unit integrated circuit U2(LM324), 13-15 resistance: R13-R15,6-8 electric capacity: C6-
C8, the first Zener diode Dz1, the second Zener diode Dz2 composition, one end of the 7th electric capacity C7 and four high guaily unit integrated circuit U2
Inverting input 2 foot be connected, the other end of the 7th electric capacity C7 and the 6th electric capacity C6 connect after with the second crystal triode T2's
Emitter stage connects, one end of the 13rd resistance R13 and public termination the 7th electric capacity C7 of one end of the 8th electric capacity C8 and the 6th electricity
Hold C6 common port, the other end of the 13rd resistance R13 is connected with the GND of 12V regulated power supply, the other end of the 8th electric capacity C8 and
Outfan 1 foot of four high guaily unit integrated circuit U2 connects, and the anode of the first Zener diode Dz1 connects the anti-of four high guaily unit integrated circuit U2
Phase input 2 foot, the negative electrode of the first Zener diode Dz1 connects the negative electrode of the second Zener diode Dz2, the second Zener diode
The anode of Dz2 connects outfan 1 foot of four high guaily unit integrated circuit U2, and the 14th resistance R14 is connected in parallel on four high guaily unit integrated circuit U2's
Between inverting input 2 foot and outfan 1 foot, the 15th resistance R15 is connected on the normal phase input end 3 of four high guaily unit integrated circuit U2
Between the GND of foot and 12V regulated power supply.
Control circuit plate 2 is provided with single-chip microcomputer U3(STC89C51), the 16th resistance R16, the 17th resistance R17,
9-11 electric capacity: C9-C11, reset switch S, crystal oscillator Y1, crystal oscillator Y1 be connected in parallel on external clock end 18 foot of single-chip microcomputer U3 and 19 feet it
Between, one end of the 9th electric capacity C9 and one end of the tenth electric capacity C10, negative electricity source 11 foot public of four high guaily unit integrated circuit U2
End is connected with the GND of 12V regulated power supply, and the other end of the 9th electric capacity C9 is connected with external clock end 19 foot of single-chip microcomputer U3, the
The other end of ten electric capacity C10 is connected with external clock end 18 foot of single-chip microcomputer U3, reset terminal 9 foot of single-chip microcomputer U3 and single-chip microcomputer U3
Negative electricity source 20 foot, one end of reset switch S, common port and the 12V regulated power supply of one end of the 11st electric capacity C11
GND is connected, the other end of reset switch S and the 17th resistance R17 connect after with the positive electrical source of four high guaily unit integrated circuit U2
11 feet are connected, the other end of the 11st electric capacity C11, one end of the 16th resistance R16, the public affairs of positive electrical source 40 of single-chip microcomputer U3
End is connected with positive electrical source 11 foot of four high guaily unit integrated circuit U2 altogether, the other end of the 16th resistance R16 and 12V regulated power supply
VCC be connected；I/O mouth 1 foot of single-chip microcomputer U3 is connected with the acceleration information line of automobile bus；I/O mouth 21 foot of single-chip microcomputer U3
It is connected with the outfan of ZigBee coordinator；I/O mouth 22 foot of single-chip microcomputer U3 and the input phase of ZigBee-network terminal node
Even；I/O mouth 23 foot of single-chip microcomputer U3 is connected with the input of phonetic alarm.
12V regulated power supply of the present utility model is to be provided after mu balanced circuit voltage stabilizing by the power supply on automobile, is super
Sonic sensor 1, control circuit plate 2, ZigBee coordinator 3, ZigBee-network terminal node 4, speech synthesizer 5, voice reporting
Alert device 6 provides power supply, makes them normally work.
Operation principle:
This utility model is used for expressway driving in fog safety device.This utility model can be in automobile sails a mist into
Time, when driver presses automobile fog light switch, speech synthesizer 5 is started working, and controls car horn and sends special sound, reminds
Neighbouring driver has automobile to meet with group's mist herein, and rearward vehicle provides abrupt deceleration information, makes driver's energy safety in a mist
Travel, reduce expressway traffic safety accident；When spacing narrows down to predetermined value, phonetic alarm provides early warning to believe for car owner
Breath.
Claims (3)
1. an expressway driving in fog safety device, including control circuit plate, is provided with single-chip microcomputer on control circuit plate
U3, it is characterised in that: also include ultrasonic sensor, ZigBee coordinator, ZigBee-network terminal node, speech synthesizer,
Phonetic alarm, ultrasonic sensor is arranged on below the brand mark before automobile；Control circuit plate, ZigBee coordinator,
ZigBee-network terminal node, speech synthesizer and phonetic alarm are placed in the automobile glove compartment in automobile middle control edge of table；
Speech synthesizer is connected with car horn, and the power line of speech synthesizer is connected with the switch of automobile fog light, adding of automobile bus
Velocity information line is connected with control circuit plate.
Expressway driving in fog safety device the most according to claim 1, it is characterised in that: ultrasonic sensor by
Ultrasonic emitting circuit, ultrasound wave receive circuit composition, wherein:
Ultrasonic emitting circuit is by 555 intervalometer U1,1-3 resistance: R1-R3, the first electric capacity C1, the second electric capacity C2, ultrasound wave
Transmitting transducer SR forms, and controls the sound wave of ultrasound transmitting transducer SR forwards vehicle emissions 40kHz, 555 intervalometer U1
Earth terminal 1 foot connect 12V regulated power supply GND, 555 intervalometer U1 trigger end 2 foot and thresholding end 6 foot of 555 intervalometer U1
Common port and the first electric capacity C1 series connection after be connected with the GND of 12V regulated power supply, the second resistance R2 is connected on 555 intervalometer U1
Discharge end 7 foot and trigger between end 2 foot, the first resistance R1 be connected on discharge end 7 foot of 555 intervalometer U1 and reset terminal 4 foot,
Between the common port of power end 8 foot, power end 8 foot of termination 555 intervalometer U1 of the 3rd resistance R3, the 3rd resistance R3's is another
One end is connected with the VCC of 12V regulated power supply, ultrasound transmitting transducer SR be connected on 555 intervalometer U1 outfan 3 foot and
Between the GND of 12V regulated power supply, the second electric capacity C2 is connected on control voltage end 5 foot and the 12V regulated power supply of 555 intervalometer U1
GND between；
Ultrasound wave receives circuit and is made up of ultrasound wave reception transducer ST, amplifying circuit, filter circuit, and ultrasound wave receives transducer
Connecting with the 4th resistance R4 and be followed by the VCC of 12V regulated power supply in one end of ST, ultrasound wave receives the other end and the 3rd of transducer ST
Electric capacity C3 series connection is followed by the base stage of first crystal audion T1；
Amplifying circuit is by first crystal audion T1, the second crystal triode T2,4-6 electric capacity: C4-C6,5-12 resistance R5-
R12, the first diode D1, the second diode D2 composition, the anode of the first diode D1 connects the base stage of first crystal audion T1,
The negative electrode of the first diode D1 and the tenth resistance R10 series connection are followed by the GND of 12V regulated power supply, and it is steady that the 5th resistance R5 is connected on 12V
Between VCC and the base stage of first crystal audion T1 of voltage source, one end of the 6th resistance R6 and one end of the 4th electric capacity C4
Common port is connected with the colelctor electrode of first crystal audion T1, the other end of the 4th electric capacity C4 and the public affairs of one end of the 7th resistance R7
End is connected with the base stage of the second crystal triode T2 altogether, the colelctor electrode of a termination second crystal triode T2 of the 8th resistance R8,
The other end of the 6th resistance R6, the other end of the 7th resistance R7, common port and the 12V regulated power supply of the other end of the 8th resistance R8
VCC be connected, the 11st resistance R11 is connected between emitter stage and the GND of 12V regulated power supply of first crystal audion T1,
5th electric capacity C5 and the 11st resistance R11 are in parallel, and the 12nd resistance R12 is connected on the emitter stage and the of the second crystal triode T2
Between the negative electrode of two diode D2, the anode 12V of the second diode D2 meets the GND of 12V regulated power supply, the 9th resistance R9 and is connected on
Between emitter stage and the base stage of first crystal audion T1 of the second crystal triode T2；Filter circuit is by four high guaily unit integrated circuit
U2(LM324), 13-15 resistance: R13-R15,6-8 electric capacity: C6-C8, the first Zener diode Dz1, the second voltage stabilizing two pole
Pipe Dz2 forms, and one end of the 7th electric capacity C7 is connected with inverting input 2 foot of four high guaily unit integrated circuit U2, the 7th electric capacity C7's
The other end and the 6th electric capacity C6 series connection after is connected with the emitter stage of the second crystal triode T2, one end of the 13rd resistance R13 with
Public termination the 7th electric capacity C7 of one end of the 8th electric capacity C8 and the common port of the 6th electric capacity C6, another of the 13rd resistance R13
End is connected with the GND of 12V regulated power supply, and the other end of the 8th electric capacity C8 is connected with outfan 1 foot of four high guaily unit integrated circuit U2,
The anode of the first Zener diode Dz1 connects inverting input 2 foot of four high guaily unit integrated circuit U2, the first Zener diode Dz1's
Negative electrode connects the negative electrode of the second Zener diode Dz2, and the anode of the second Zener diode Dz2 connects the output of four high guaily unit integrated circuit U2
1 foot, the 14th resistance R14 is held to be connected in parallel between inverting input 2 foot of four high guaily unit integrated circuit U2 and outfan 1 foot, the tenth
Five resistance R15 are connected between normal phase input end 3 foot and the GND of 12V regulated power supply of four high guaily unit integrated circuit U2.
Expressway driving in fog safety device the most according to claim 1, it is characterised in that: at control circuit plate also
Being provided with the 16th resistance R16, the 17th resistance R17,9-11 electric capacity: C9-C11, reset switch S, crystal oscillator Y1, crystal oscillator Y1 is in parallel
Between external clock end 18 foot and 19 feet of single-chip microcomputer U3, one end of the 9th electric capacity C9 and one end of the tenth electric capacity C10, four fortune
The common port of negative electricity source 11 foot putting integrated circuit U2 is connected with the GND of 12V regulated power supply, the other end of the 9th electric capacity C9
It is connected with external clock end 19 foot of single-chip microcomputer U3, the other end of the tenth electric capacity C10 and external clock end 18 foot of single-chip microcomputer U3
It is connected, reset terminal 9 foot of single-chip microcomputer U3 and negative electricity source 20 foot of single-chip microcomputer U3, one end of reset switch S, the 11st electric capacity
The common port of one end of C11 is connected with the GND of 12V regulated power supply, the other end of reset switch S and the 17th resistance R17 series connection
It is connected with positive electrical source 11 foot of four high guaily unit integrated circuit U2 afterwards, the other end of the 11st electric capacity C11, the 16th resistance R16
One end, the common port of positive electrical source 40 of single-chip microcomputer U3 be connected with positive electrical source 11 foot of four high guaily unit integrated circuit U2,
The other end of the 16th resistance R16 is connected with the VCC of 12V regulated power supply；I/O mouth 1 foot of single-chip microcomputer U3 and adding of automobile bus
Velocity information line is connected；I/O mouth 21 foot of single-chip microcomputer U3 is connected with the outfan of ZigBee coordinator；The I/O mouth of single-chip microcomputer U3
22 feet are connected with the input of ZigBee-network terminal node；I/O mouth 23 foot of single-chip microcomputer U3 and the input of phonetic alarm
It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620567713.0U CN205686292U (en) | 2016-06-14 | 2016-06-14 | Expressway driving in fog safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620567713.0U CN205686292U (en) | 2016-06-14 | 2016-06-14 | Expressway driving in fog safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205686292U true CN205686292U (en) | 2016-11-16 |
Family
ID=57427549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620567713.0U Expired - Fee Related CN205686292U (en) | 2016-06-14 | 2016-06-14 | Expressway driving in fog safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205686292U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107878112A (en) * | 2017-11-10 | 2018-04-06 | 华东交通大学 | A kind of automobile hub bearing damage detection and warning system |
-
2016
- 2016-06-14 CN CN201620567713.0U patent/CN205686292U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107878112A (en) * | 2017-11-10 | 2018-04-06 | 华东交通大学 | A kind of automobile hub bearing damage detection and warning system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161116 Termination date: 20170614 |