CN103832378A - Passenger car running security monitoring system based on recognition of change of distance between passenger car and vehicle in front of passenger car - Google Patents
Passenger car running security monitoring system based on recognition of change of distance between passenger car and vehicle in front of passenger car Download PDFInfo
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- CN103832378A CN103832378A CN201210473377.XA CN201210473377A CN103832378A CN 103832378 A CN103832378 A CN 103832378A CN 201210473377 A CN201210473377 A CN 201210473377A CN 103832378 A CN103832378 A CN 103832378A
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Abstract
The invention discloses a passenger car running security monitoring system based on recognition of change of the distance between a passenger car and a vehicle in front of the passenger car. The passenger car running security monitoring system based on recognition of the change of the distance between the passenger car and the vehicle in front of the passenger car comprises a Sunplus single-chip microcomputer, a voltage conversion circuit module, a crystal oscillator circuit, a reset circuit and a data storage circuit, wherein the crystal oscillator circuit, the reset circuit and the data storage circuit are connected with the Sunplus single-chip microcomputer, the voltage conversion circuit module is connected with a passenger car vehicle-mounted storage battery, the input end of the Sunplus single-chip microcomputer is connected with a voice input circuit, an A/D conversion circuit and a first amplification circuit, the input end of the A/D conversion circuit is connected with a filter circuit, the input end of the filter circuit is connected with a second amplification circuit, the input end of the first amplification circuit is connected with an ultrasonic receiver, the input end of the second amplification circuit is connected with a vehicle speed sensor, the output end of the Sunplus single-chip microcomputer is connected with an ultrasonic driving circuit, a voice playing circuit, an LCD and an LED alarm light, and the output end of the ultrasonic driving circuit is connected with an ultrasonic transmitter. The passenger car running security monitoring system based on recognition of the change of the distance between the passenger car and the vehicle in front of the passenger car is reasonable in design, convenient to install, easy to operate, high in degree of intelligentization, good in use effect, and convenient to popularize and use.
Description
Technical field
The present invention relates to intelligent transport technology field, especially relate to a kind of Train Coach Diagnosis System that changes identification based on following distance before car.
Background technology
An important research direction of traffic safety is the research of automobile inherently safe, from tradition, the research of automotive safety comprises two aspects: the one, and vehicle passive safety technology, after accident occurs, the technical measures that adopt for reducing the loss of occupant or property.The 2nd, automobile active safety technology,, before accident occurs, Accident prevention occurs and the measure taked.The prerequisite research of automotive safety lays particular emphasis on the passive security performance that improves automobile, as strengthened the intensity of Truck Frame Structure, improves vehicle predecessor cushion characteristic, sets up the safety device such as safety air bag, safety strap.The raising of automobile passive extent and property safety, has reduced occupant's the injured extent of damage significantly, but the generation that can not fundamentally avoid traffic accident, real solving road traffic safety problem.
Summary of the invention
Technical matters to be solved by this invention is for above-mentioned deficiency of the prior art, a kind of Train Coach Diagnosis System that changes identification based on following distance before car is provided, it is simple in structure, reasonable in design, easy for installation, simple to operate, intelligent degree is high, result of use is good, is convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of Train Coach Diagnosis System that changes identification based on following distance before car, it is characterized in that: comprise Ling Yang micro controller system and the voltage conversion circuit module for each electricity consumption module for power supply in system, and the crystal oscillating circuit joining with described Ling Yang micro controller system, reset circuit and data storage circuitry, described voltage conversion circuit module and passenger coach load storage battery join, the input end of described Ling Yang micro controller system is connected to the speech iput circuit for recording, for converting analog signal to the A/D change-over circuit of digital signal and the first amplifying circuit for signal is amplified, the input end of described A/D change-over circuit is connected to the filter circuit for signal being carried out to filtering, the input end of described filter circuit is connected to the second amplifying circuit for signal is amplified, the input end of described the first amplifying circuit is connected to the ultrasonic receiver for received ultrasonic signal, the input end of described the second amplifying circuit is connected to the car speed sensor for the speed of a motor vehicle is detected, the mouth of described Ling Yang micro controller system is connected to for the ultrasonic drive circuit to driving ultrasonic transmitter, for the voice playing circuit of playback, for showing the LCD display of the speed of a motor vehicle and spacing information and for be less than safe distance between vehicles threshold value at spacing but the speed of a motor vehicle is sent the LED alarm lamp of bright alerting signal while being greater than safe speed, the mouth of described ultrasonic drive circuit is connected to ultrasonic transmitter, described LCD display is arranged on the below of passenger car cab front windshield.
Above-mentioned changes based on following distance before car the Train Coach Diagnosis System of identifying, and it is characterized in that: described Ling Yang micro controller system is chip SPCE061A.
Above-mentioned changes based on following distance before car the Train Coach Diagnosis System of identifying, and it is characterized in that: described A/D change-over circuit is mainly made up of chip ADC0809.
Above-mentioned changes based on following distance before car the Train Coach Diagnosis System of identifying, and it is characterized in that: described car speed sensor is Hall-type car speed sensor.
The present invention compared with prior art has the following advantages:
1, the present invention is simple in structure, reasonable in design.
2, the intelligent degree of the present invention is high, can be automatically according to distance, and the speed of a motor vehicle calculates the time, ensures before bumping, to point out car owner, avoids having an accident.
3, the present invention reports to the police by LED alarm lamp, LCD display range of a signal and the speed of a motor vehicle, and prompting car owner take care.
4, the present invention is easy for installation, simple to operate, practical, and result of use is good, is convenient to promote the use of.
In sum, the present invention is simple in structure, reasonable in design, and intelligent degree is high, easy for installation, simple to operate, and result of use is good, is convenient to promote the use of.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Brief description of the drawings
Fig. 1 is schematic block circuit diagram of the present invention.
Description of reference numerals:
1-Ling Yang micro controller system; 2-voltage conversion circuit module; 3-crystal oscillating circuit;
4-reset circuit; 5-data storage circuitry; 6-passenger coach load storage battery;
7-speech iput circuit; 8-A/D change-over circuit; The 9-the first amplifying circuit;
10-filter circuit; The 11-the second amplifying circuit; 12-ultrasonic receiver;
13-car speed sensor; 14-ultrasonic drive circuit; 15-voice playing circuit;
16-LCD display; 17-LED alarm lamp; 18-ultrasonic transmitter.
Detailed description of the invention
As shown in Figure 1, the present invention includes Ling Yang micro controller system 1 and the voltage conversion circuit module 2 for each electricity consumption module for power supply in system, and the crystal oscillating circuit 3 joining with described Ling Yang micro controller system 1, reset circuit 4 and data storage circuitry 5, described voltage conversion circuit module 2 is joined with passenger coach load storage battery 6, the input end of described Ling Yang micro controller system 1 is connected to the speech iput circuit 7 for recording, for converting analog signal to the A/D change-over circuit 8 of digital signal and the first amplifying circuit 9 for signal is amplified, the input end of described A/D change-over circuit 8 is connected to the filter circuit 10 for signal being carried out to filtering, the input end of described filter circuit 10 is connected to the second amplifying circuit 11 for signal is amplified, the input end of described the first amplifying circuit 9 is connected to the ultrasonic receiver 12 for received ultrasonic signal, the input end of described the second amplifying circuit 11 is connected to the car speed sensor 13 for the speed of a motor vehicle is detected, the mouth of described Ling Yang micro controller system 1 is connected to for the ultrasonic drive circuit 14 to driving ultrasonic transmitter 18, for the voice playing circuit 15 of playback, for showing the LCD display 16 of the speed of a motor vehicle and spacing information and for be less than safe distance between vehicles threshold value at spacing but the speed of a motor vehicle is sent the LED alarm lamp 17 of bright alerting signal while being greater than safe speed, the mouth of described ultrasonic drive circuit 14 is connected to ultrasonic transmitter 18, described LCD display 16 is arranged on the below of passenger car cab front windshield.
In the present embodiment, described Ling Yang micro controller system 1 is chip SPCE061A.Described A/D change-over circuit 8 is mainly made up of chip ADC0809.Described car speed sensor 13 is Hall-type car speed sensor.
Working process of the present invention is: Ling Yang micro controller system 1 is controlled ultrasonic drive circuit 14 and sent super sonic by ultrasonic transmitter 18, ultrasonic receiver 12 received ultrasonic signals are transferred to Ling Yang micro controller system 1 through the first amplifying circuit 9, while car speed sensor 13 detects the speed of a motor vehicle and amplifies by the second amplifying circuit 11, filter circuit 10 filtering, A/D change-over circuit 8 converting transmissions are to Ling Yang micro controller system 1, Ling Yang micro controller system 1 analyzing and processing ultrasound data draws apart from analysis of variance vehicle speed data, LCD display 16 shows the speed of a motor vehicle, distance is checked for car owner, voice playing circuit 15 is play the voice that speech iput circuit 7 is inputted, when reach the limit value that data storage circuitry 5 stores apart from obstacle, LED alarm lamp 17 and the same alarm of voice playing circuit 15, prompting car owner take care.
The above; it is only preferred embodiment of the present invention; not the present invention is imposed any restrictions, every any simple modification of above embodiment being done according to the technology of the present invention essence, change and equivalent structure change, and all still belong in the protection domain of technical solution of the present invention.
Claims (4)
1. one kind changes the Train Coach Diagnosis System of identification based on following distance before car, it is characterized in that: comprise Ling Yang micro controller system (1) and the voltage conversion circuit module (2) for each electricity consumption module for power supply in system, and the crystal oscillating circuit (3) joining with described Ling Yang micro controller system (1), reset circuit (4) and data storage circuitry (5), described voltage conversion circuit module (2) is joined with passenger coach load storage battery (6), the input end of described Ling Yang micro controller system (1) is connected to the speech iput circuit (7) for recording, for converting analog signal to the A/D change-over circuit (8) of digital signal and the first amplifying circuit (9) for signal is amplified, the input end of described A/D change-over circuit (8) is connected to the filter circuit (10) for signal being carried out to filtering, the input end of described filter circuit (10) is connected to the second amplifying circuit (11) for signal is amplified, the input end of described the first amplifying circuit (9) is connected to the ultrasonic receiver (12) for received ultrasonic signal, the input end of described the second amplifying circuit (11) is connected to the car speed sensor (13) for the speed of a motor vehicle is detected, the mouth of described Ling Yang micro controller system (1) is connected to for the ultrasonic drive circuit (14) to driving ultrasonic transmitter (18), for the voice playing circuit (15) of playback, for showing the LCD display (16) of the speed of a motor vehicle and spacing information and for be less than safe distance between vehicles threshold value at spacing but the speed of a motor vehicle is sent the LED alarm lamp (17) of bright alerting signal while being greater than safe speed, the mouth of described ultrasonic drive circuit (14) is connected to ultrasonic transmitter (18), described LCD display (16) is arranged on the below of passenger car cab front windshield.
2. according to the Train Coach Diagnosis System that changes identification based on following distance before car claimed in claim 1, it is characterized in that: described Ling Yang micro controller system (1) is chip SPCE061A.
3. according to the Train Coach Diagnosis System that changes identification based on following distance before car claimed in claim 1, it is characterized in that: described A/D change-over circuit (8) is mainly made up of chip ADC0809.
4. according to the Train Coach Diagnosis System that changes identification based on following distance before car claimed in claim 1, it is characterized in that: described car speed sensor (13) is Hall-type car speed sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210473377.XA CN103832378A (en) | 2012-11-20 | 2012-11-20 | Passenger car running security monitoring system based on recognition of change of distance between passenger car and vehicle in front of passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210473377.XA CN103832378A (en) | 2012-11-20 | 2012-11-20 | Passenger car running security monitoring system based on recognition of change of distance between passenger car and vehicle in front of passenger car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103832378A true CN103832378A (en) | 2014-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210473377.XA Pending CN103832378A (en) | 2012-11-20 | 2012-11-20 | Passenger car running security monitoring system based on recognition of change of distance between passenger car and vehicle in front of passenger car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103832378A (en) |
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2012
- 2012-11-20 CN CN201210473377.XA patent/CN103832378A/en active Pending
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Application publication date: 20140604 |