CN112950936B - Traffic monitoring system - Google Patents
Traffic monitoring system Download PDFInfo
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- CN112950936B CN112950936B CN202110126419.1A CN202110126419A CN112950936B CN 112950936 B CN112950936 B CN 112950936B CN 202110126419 A CN202110126419 A CN 202110126419A CN 112950936 B CN112950936 B CN 112950936B
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
- G08G1/0175—Detecting movement of traffic to be counted or controlled identifying vehicles by photographing vehicles, e.g. when violating traffic rules
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/052—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
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Abstract
The invention discloses a traffic monitoring system which comprises a supporting column, wherein a first installation ring is sleeved on the outer side of the supporting column, a waterproof protection box is fixedly installed on the installation surface of the first installation ring, a core processor is fixedly installed inside the waterproof protection box, a memory is fixedly installed inside the waterproof protection box, a signal transmitter is fixedly installed inside the waterproof protection box, a controller is fixedly installed inside the waterproof protection box, a second installation ring is sleeved on the outer side of the fixedly installed supporting column, and an installation protection frame is fixedly installed on the installation surface of the second installation ring. The traffic flow is measured by an image recognition technology, wherein the image recognition technology is to shoot vehicles running on the road by utilizing a computer intelligent technology through a camera device and then transmit the shot images to a traffic supervision department to carry out information acquisition, analysis, detection, tracking and traffic flow parameter detection on the vehicles running on the road.
Description
Technical Field
The invention belongs to the technical field of traffic monitoring, and particularly relates to a traffic monitoring system.
Background
The traffic monitoring system is a development direction of future traffic, and is a comprehensive traffic management system which is established by effectively integrating and applying advanced information technology, data communication transmission technology, electronic sensing technology, control technology, computer technology and the like to the whole ground traffic management system, plays a role in a large range in all directions, and is real-time, accurate and efficient. The intelligent transportation system is an inevitable choice for the development of the transportation industry and is a revolution of the transportation industry. The interaction relation among people, vehicles and roads is presented in a new mode through the effective integration and application of advanced information technology, communication technology, control technology, sensing technology, calculator technology and system comprehensive technology, so that the aims of real-time, accuracy, high efficiency, safety and energy conservation are fulfilled.
Most of the existing traffic monitoring systems adopt a camera or an electronic eye to shoot vehicles, then shot images are transmitted to a remote traffic management department, information of the vehicles is identified and checked manually, manpower and material resources are wasted, and some shot images can cause fuzzy shooting of useful information of the vehicles due to too fast speed of the shot vehicles, so that workers can not accurately identify the shot images.
Disclosure of Invention
The invention aims to provide a traffic monitoring system, and aims to solve the problems that in the use process of the conventional monitoring system provided in the background art, because the conventional monitoring system does not have the functions of counting and feeding back the number of passing vehicles, a traffic police still needs to manually judge whether a road is smooth, and in addition, the traffic police cannot detect the road environment, so that the use effect is poor, and the limitation is large.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a traffic monitoring system, includes the support column, first collar has been cup jointed in the outside of support column, the installation face fixed mounting of first collar has waterproof protection case, waterproof protection case's inside fixed mounting has core processor, waterproof protection case's inside fixed mounting has the memory, waterproof protection case's inside fixed mounting has the signal transmitter, waterproof protection case's inside fixed mounting has the controller, fixed mounting the second collar has been cup jointed in the outside of support column, the installation face fixed mounting of second collar has the installation protecting frame, the inside fixed mounting of installation protecting frame has the LED display screen, the top fixed mounting of support column has the top mounting panel, the top fixed mounting of top mounting panel has visibility sensor, the top fixed mounting of top mounting panel has air velocity transducer, the top fixed mounting of top mounting panel has the lamp stand, the inside fixed mounting of lamp stand has a plurality of illumination LED little bulbs, the bottom fixed mounting of top mounting panel has temperature sensor, the bottom fixed mounting of top mounting panel has the connecting rod, the one end fixed mounting that the top mounting panel was kept away from to the connecting rod has camera device.
Preferably, a bottom fixing column is fixedly mounted at the bottom of the supporting column, a fixing chassis is fixedly mounted at one end, away from the supporting column, of the bottom fixing column, six fixing threaded holes are formed in the fixing chassis, and the six fixing threaded holes are arranged circumferentially.
Preferably, the inboard fixed mounting of waterproof guard box has the cotton layer that absorbs water of removing damp, the louvre has been seted up to the bottom of waterproof guard box, the chamber door is installed on the front of waterproof guard box.
Preferably, a transparent glass lampshade is fixedly mounted on the front face of the lamp holder, the lighting LED small bulbs are located on the inner side of the transparent glass lampshade, and the lamp holder is located right above the camera device.
Preferably, the input end of the core processor is connected with the output ends of the temperature sensor, the wind speed sensor, the visibility sensor and the camera device through wires, and the output end of the core processor is connected with the input ends of the LED display screen, the controller, the memory and the signal transmitter through wires.
Preferably, the output end of the controller is connected with the input end of the lamp holder through a wire.
Preferably, the signal transmitter is connected with a remote computer end through the Internet of things, and the remote computer end is connected with the mobile communication end through the Internet of things.
Preferably, the remote computer end comprises an image processing module and a storage module.
Preferably, the image processing module comprises a preprocessing module, a positioning module, a segmentation module, a recognition module, a technical module and a feedback module.
Compared with the prior art, the invention has the beneficial effects that:
1. the traffic flow is measured by an image recognition technology, wherein the image recognition technology is characterized in that a computer intelligent technology is utilized to shoot vehicles running on a road through a camera device, and then the shot images are transmitted to a traffic supervision department to carry out information acquisition, analysis, detection, tracking, traffic flow parameter detection and the like on the vehicles running on the road, the functions of the image recognition technology comprise image acquisition, license plate recognition and vehicle quantity counting, and the image recognition technology comprises a preprocessing module, a positioning module, a segmentation module, a recognition module, a counting module and a feedback module, wherein the preprocessing module is used for preprocessing a monitoring image, the positioning module is used for detecting the edge of a license plate of the preprocessed monitoring image, and acquiring a license plate area to obtain a license plate image; the segmentation module is used for segmenting characters of the license plate image, the recognition module is used for matching the characters of the license plate image with the character templates, license plate recognition is completed, manual recognition is not needed, accuracy of vehicle information is guaranteed, the counting module can count the number of vehicles passing through the intersection and the number of times of the same vehicle passing through the intersection after the license plate recognition is completed, the result is used for judging traffic information of the road through the feedback module, the feedback information is displayed to a supervisor, the recognized vehicle information is accurate, and the traffic monitoring effect is good.
2. Through setting up temperature sensor, visibility sensor and wind speed sensor can monitor traffic environment, traffic monitoring system passes through image recognition technology and measures the traffic flow, when monitoring road traffic, according to environment perception system's feedback, in time report an emergency and ask for help or increased vigilance high-speed traffic police restriction traffic flow, reduce and get into high-speed traffic flow etc. protect road safety, when monitoring weather condition relatively poor, can be to the speed of a motor vehicle, unit traffic flow etc. carry out stricter control, seal high-speed stop entrance, warn on the high-speed warning sign before this position, inform the vehicle slow down and walk, take warning in advance, reduce the emergence of traffic accident.
3. Through set up signal processing module between visibility sensor 8 and core processor 25, utilize triode Q2, triode Q3 and triode Q4, inductance L1, variable capacitance C5 divides two tunnel to carry out different processings to the visibility signal, utilize fortune ware U2B at last, the adder that resistance R14 constitutes unifies two tunnel visibility signals, when having avoided visibility lower, the visibility signal that visibility sensor 8 received forms the multipath effect through the haze granule reflection in the air, form the reflection interference, influence the accuracy of core processor 25 to the visibility signal analysis, and when visibility is low excessively, the visibility signal is sent to core processor 25 in order to remind people or vehicle should not pass this moment, accuracy when having improved core processor 25 and carrying out the analysis to the visibility signal.
Drawings
FIG. 1 is a schematic structural view of a front-view three-dimensional appearance of the present invention;
FIG. 2 is a schematic diagram of a rear perspective structure according to the present invention;
FIG. 3 is a schematic view of the internal structure of the waterproof protective case of the present invention;
FIG. 4 is a schematic diagram of a system of the present invention;
FIG. 5 is a block diagram of an image processing module according to the present invention;
fig. 6 is a schematic diagram of a signal processing module of the present invention.
In the figure: 1. a support pillar; 2. bottom fixing columns; 3. a waterproof protection box; 4. a box door; 5. installing a protection frame; 6. an LED display screen; 7. a top mounting plate; 8. a visibility sensor; 9. a wind speed sensor; 10. a lamp socket; 11. illuminating the LED small bulb; 12. a transparent glass lampshade; 13. a connecting rod; 14. a camera device; 15. a temperature sensor; 16. fixing the chassis; 17. fixing the threaded hole; 18. a first mounting ring; 19. a second mounting ring; 20. a moisture-removing and water-absorbing cotton layer; 21. a controller; 22. heat dissipation holes; 23. a signal transmitter; 24. a memory; 25. a core processor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a traffic monitoring system, including support column 1, first collar 18 has been cup jointed in the outside of support column 1, the installation face fixed mounting of first collar 18 has waterproof protection case 3, the inside fixed mounting of waterproof protection case 3 has core processor 25, the inside fixed mounting of waterproof protection case 3 has memory 24, the inside fixed mounting of waterproof protection case 3 has signal transmitter 23, the inside fixed mounting of waterproof protection case 3 has controller 21, second collar 19 has been cup jointed in the outside of fixed mounting support column 1, the installation face fixed mounting of second collar 19 has installation protecting frame 5, the inside fixed mounting of installation protecting frame 5 has LED display screen 6, the top fixed mounting of support column 1 has top mounting panel 7, the top fixed mounting of top mounting panel 7 has visibility sensor 8, the top fixed mounting of top mounting panel 7 has air velocity transducer 9, the top fixed mounting of top mounting panel 7 has lamp stand 10, the inside fixed mounting of lamp stand 10 has a plurality of illumination LED little bulb 11, the bottom fixed mounting of top mounting panel 7 has temperature sensor 15, the bottom fixed mounting of top mounting panel 7 has connecting rod 13, the one end fixed mounting that connecting rod 13 kept away from top mounting panel 7 has camera device 14.
In this embodiment, at first install equipment in one side of road, camera device 14 can go to the road and shoot through the vehicle, then will shoot the picture and transmit for core processor 25, the picture after core processor 25 handles can transmit respectively for controller 21, signal transmitter 23 and memory 24, wherein controller 21 can judge according to the luminance of picture, if for the control of night then open illumination LED small bulb 11, memory 24 can save the picture, signal transmitter 23 then transmits the picture after handling to the remote computer end through the thing networking, handle by picture processing module.
The picture processing module comprises a preprocessing module, a positioning module, a segmentation module, an identification module, a counting module and a feedback module, wherein the preprocessing module is used for preprocessing a monitoring image, the positioning module is used for detecting the edge of a license plate of the preprocessed monitoring image to obtain a license plate area and obtain a license plate image, the segmentation module is used for segmenting characters of the license plate image, the identification module is used for matching the characters of the license plate image with a character template to complete license plate identification, manual identification is not needed, the accuracy of vehicle information is ensured, the counting module can count the number of vehicles passing through an intersection and the number of times that the same vehicle passes through the intersection after the license plate identification is finished, the result is used for judging the traffic information of the road through the feedback module and is fed back and presented to a supervisor, the identified vehicle information is accurate, and the traffic monitoring effect is good.
In addition, the temperature sensor 15, the visibility sensor 8 and the wind speed sensor 9 can monitor the temperature, the visibility and the wind speed in the traffic environment and transmit the detection results to the core processor 25, the pictures processed by the core processor 25 can be respectively transmitted to the LED display screen 6, the signal transmitter 23 and the memory 24, the LED display screen 6 can display the detection results in real time so as to inform vehicles passing through the road, the memory 24 can store the detection results, and the signal transmitter 23 transmits the processed pictures to a remote computer end through the Internet of things so as to inform monitoring personnel of road environment information.
The bottom fixed mounting of support column 1 has bottom fixed column 2, and the one end fixed mounting that support column 1 was kept away from to bottom fixed column 2 has fixed chassis 16, and six fixed screw hole 17 have been seted up to fixed chassis 16's inside, and six fixed screw hole 17 are the circumference and arrange.
In this embodiment, the bottom fixing column 2 is used for supporting the whole equipment, and the equipment can be installed on one side of the road by fixing the fixing base plate 16 to the ground surface by screwing bolts into the six fixing screw holes 17.
The inside fixed mounting of waterproof guard box 3 has the cotton layer 20 that absorbs water of removing damp, and louvre 22 has been seted up to the end 23 of waterproof guard box 3, and the positive of waterproof guard box 3 is installed chamber door 4.
In this embodiment, remove the effect on moisture absorbent cotton layer 20 and be detach the inside steam of waterproof guard box 3, guarantee that 3 internal plant of waterproof guard box can the steady operation, the effect of louvre 22 is to 3 inside fans heat of waterproof guard box, and the effect of chamber door 4 is that the convenient equipment to the inside of waterproof guard box 3 overhauls.
A transparent glass lampshade 12 is fixedly mounted on the front surface of the lamp holder 10, the plurality of illuminating LED small bulbs 11 are positioned on the inner side of the transparent glass lampshade 12, and the lamp holder 10 is positioned right above the camera 14.
In this embodiment, the transparent glass lampshade 12 is used for protecting the lighting LED small bulb 11.
The input end of the core processor 25 is respectively connected with the output ends of the temperature sensor 15, the wind speed sensor 9, the visibility sensor 8 and the camera 14 through wires, the output end of the core processor 25 is respectively connected with the input ends of the LED display screen 6, the controller 21, the memory 24 and the signal transmitter 23 through wires, the output end of the controller 21 is connected with the input end of the lamp holder 10 through wires, the signal transmitter 23 is connected with the remote computer end through the Internet of things, the remote computer end is connected with the mobile communication end through the Internet of things, the remote computer end comprises an image processing module and a storage module, the image processing module comprises a preprocessing module, a positioning module, a segmentation module, an identification module, a technical module and a feedback module.
At present, an SWS-100 visibility sensor is adopted by the company to directly measure visibility, misjudgment is frequently caused to sudden visibility problems such as fog, the measurement accuracy in haze days is not high, the principle of the sensor is analyzed, the visibility sensor is an infrared sensor, received visibility signals are reflected by particles such as haze in the air to form multipath effect, reflection interference is formed, and therefore a processing circuit module needs to be additionally added to perform signal processing.
Therefore, in the present application, a signal processing module is further disposed between the visibility sensor 8 and the core processor 25, the signal processing module includes a signal generating circuit, a signal conditioning circuit and a signal output circuit, the signal generating circuit uses a sensor with the model of SWS-100 as the visibility sensor 8 to collect visibility signals in a poor weather environment such as haze, the visibility signals are transmitted to the triode Q1 by using the capacitor C1, the triode Q1 buffers the visibility signals and then transmits the visibility signals to the signal conditioning circuit, the signal conditioning circuit uses the diode D1 and the diode D2 to receive the visibility signals transmitted by the signal generating circuit in two ways, one way uses the diode D1 to transmit the visibility signals to the resonant circuit with the triode Q4, the inductor L1 and the variable capacitor C5 as the core, the inductor L1 and the variable capacitor C5 resonate the visibility signals, the triode Q4 amplifies the visibility signal after resonance to compensate the loss caused by the visibility signal during resonance, then the visibility signal is coupled to a signal output circuit through a capacitor C6, the other path of visibility signal is transmitted to the triode Q2 through a diode D2, when the visibility of the environment is higher, the amplitude of the obtained visibility signal is weak, a composite amplification circuit consisting of the triode Q2 and the triode Q3 is used for amplifying the weak visibility signal, a resistor R5 is used as a feedback resistor, so that the amplitude of the weak visibility signal can be amplified to the amplitude range of the visibility signal with lower visibility, the amplified visibility signal is output to a signal output circuit through a collector electrode of the triode Q3, and the signal output circuit receives the visibility signal through a resistor R9, the other path of visibility signal is received by the resistor R10, the two paths of visibility signals are transmitted to an adder consisting of the operational amplifier U3B and the resistor R14, the two paths of visibility signals are combined, the visibility signals are purer at the moment and are not mixed with other interference, and the visibility signals received by the visibility sensor 8 are prevented from forming a multi-path effect by reflecting haze particles in the air when the visibility is lower, so that the reflection interference is formed, the accuracy of the core processor 25 in analyzing the visibility signals is influenced, when the visibility in the environment is lower, the amplitude of the visibility signals is higher, when the visibility signals conduct the stabilivolt D3, the visibility in the environment is low, the core processor 25 informs pedestrians or vehicles that the pedestrians or the vehicles are not suitable to pass through, at the moment, after the visibility signal is delayed by a resistor R15 and a capacitor C2, the visibility signal is amplified by an operational amplifier U3B and then transmitted to a core processor 25 for analysis, a resistor R1 is a feedback resistor of the operational amplifier U3B, when the visibility signal transmitted into the core processor 25 switches on a voltage regulator tube D4, the amplitude of the visibility signal at the moment is over large, the visibility signal is released to the ground through a resistance-capacitance absorption loop formed by the capacitor C3 and a resistor R16, the phenomenon of surge of the core processor 25 caused by over-high visibility signal is avoided, the accuracy of the core processor 25 in visibility signal analysis is improved by the signal processing module, and the influence of reflection interference on the visibility signal is avoided;
the signal generating circuit comprises a visibility sensor 8, a VCC pin of the visibility sensor 8 is respectively connected with one end of a resistor R2 and a collector of a triode Q1 and is connected with a positive power supply VCC, an out pin of the visibility sensor 8 is connected with one end of a capacitor C1, a gnd pin of the visibility sensor 8 is connected with one end of a resistor R3 and is connected with the ground, the other end of the capacitor C1 is respectively connected with the other end of the resistor R2 and a base electrode of the triode Q1, and an emitter electrode of the triode Q1 is respectively connected with the other end of the resistor R3 and one end of a capacitor C4;
the signal conditioning circuit comprises a diode D1 and a diode D2, the anodes of the diode D1 and the diode D2 are connected with the other end of a capacitor C4 in the signal generating circuit, the other end of the diode D1 is respectively connected with the base electrode of a triode Q4, one end of a resistor R18 and one end of a resistor R19, the collector of the triode Q4 is respectively connected with one end of an inductor L1, one end of a variable capacitor C5 and one end of a capacitor C6, the other end of the inductor L1 is respectively connected with the other end of the variable capacitor C5, one end of a resistor R7, one end of a resistor R6, one end of the resistor R4, the other end of the resistor R18 and the collector of the triode Q1 in the signal generating circuit and is connected with a positive power supply VCC, the emitter of the triode Q4 is respectively connected with one end of a resistor R8, one end of a resistor R11 and the other end of the resistor R19 are connected in parallel and grounded, the cathode of the diode D2 is respectively connected with the other end of a resistor R7, one end of the resistor R5 and the base electrode of the triode Q2, the collector of the triode Q2 is respectively connected with the other end of the emitter of the resistor R6 and the emitter of the triode Q3, the other end of the resistor Q3, the other end of the triode Q3 is connected with the emitter of the resistor Q4;
the signal output circuit comprises a resistor R10, one end of the resistor R10 is connected with a collector of a triode Q3 in the signal conditioning circuit and the other end of a resistor R11, the other end of the resistor R10 is connected with one end of a resistor R12, one end of a resistor R9 and the same-phase end of an operational amplifier U2B, the other end of the resistor R9 is connected with the other end of a capacitor C6 in the signal conditioning circuit, the inverting end of the operational amplifier U2B is connected with one end of a resistor R13, one end of a resistor R14 and the other end of the resistor R13 are connected with one end of a resistor R12, one end of a capacitor C2 and one end of a resistor R16 respectively and grounded, the output end of the operational amplifier U2B is connected with the negative electrode of a voltage regulator D3 and the other end of a resistor R14 respectively, the positive electrode of the voltage regulator D3 is connected with one end of a resistor R15, the other end of the resistor R15 is connected with the other end of the capacitor C2 and the same-phase end of the operational amplifier U3B, the inverting end of the operational amplifier U3B is connected with one end of a resistor R1, the output end of the operational amplifier U3B is connected with an output end of a resistor R3B, the other end of a resistor R4 and the voltage regulator R4, and the other end of the capacitor C3D 4 are connected with the other end of the voltage regulator C3.
The working principle and the using process of the invention are as follows: firstly, the equipment is installed on one side of a road, the camera device 14 can shoot vehicles running on the road, then shot pictures are transmitted to the core processor 25, the pictures processed by the core processor 25 are respectively transmitted to the controller 21, the signal transmitter 23 and the memory 24, wherein the controller 21 can judge according to the brightness of the pictures, if the pictures are at night, the lighting LED small bulbs 11 are controlled to be turned on, the memory 24 can store the pictures, the signal transmitter 23 transmits the processed pictures to a remote computer through the Internet of things, and the pictures are processed by the picture processing module. The image processing module comprises a preprocessing module, a positioning module, a segmentation module, an identification module, a counting module and a feedback module, wherein the preprocessing module is used for preprocessing a monitoring image, the positioning module is used for detecting the license plate edge of the preprocessed monitoring image, acquiring a license plate region and obtaining a license plate image, the segmentation module is used for segmenting characters of the license plate image, the identification module is used for matching the characters of the license plate image with a character template, license plate identification is completed, manual identification is not needed, the accuracy of vehicle information is ensured, the counting module can count the number of vehicles passing through the intersection and the number of times of the same vehicle passing through the intersection after the license plate identification is completed, the result is used for judging the traffic information of the road through the feedback module, and the result is fed back and presented to a supervisor, the identified vehicle information is accurate, and the traffic monitoring effect is good. In addition, the temperature sensor 15, the visibility sensor 8 and the wind speed sensor 9 can monitor the temperature, the visibility and the wind speed in the traffic environment and transmit detection results to the core processor 25, pictures processed by the core processor 25 can be transmitted to the LED display screen 6, the signal transmitter 23 and the memory 24 respectively, the LED display screen 6 can display the detection results in real time so as to inform vehicles passing through the road, the memory 24 can store the detection results, and the signal transmitter 23 transmits the processed pictures to a remote computer through the Internet of things so as to inform monitoring personnel of road environment information.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A traffic monitoring system, comprising a support column (1), characterized in that: the utility model discloses a solar water heater, including support column (1), first collar (18) has been cup jointed in the outside of support column (1), the installation face fixed mounting of first collar (18) has waterproof guard box (3), the inside fixed mounting of waterproof guard box (3) has core treater (25), the inside fixed mounting of waterproof guard box (3) has memory (24), the inside fixed mounting of waterproof guard box (3) has signal transmitter (23), the inside fixed mounting of waterproof guard box (3) has controller (21), fixed mounting second collar (19) has been cup jointed in the outside of support column (1), the installation face fixed mounting of second collar (19) has installation protective frame (5), the inside fixed mounting of installation protective frame (5) has LED display screen (6), the top fixed mounting of support column (1) has top mounting panel (7), the top fixed mounting of top mounting panel (7) has visibility sensor (8), the top fixed mounting of top mounting panel (7) has wind speed sensor (9), the top fixed mounting of top mounting panel (7) has lamp stand (10), the inside fixed mounting of lamp stand (10) has a plurality of lighting lamp-bulb (11) the bottom fixed mounting panel (15), LED temperature sensor (15), a connecting rod (13) is fixedly installed at the bottom of the top installation plate (7), and a camera device (14) is fixedly installed at one end, far away from the top installation plate (7), of the connecting rod (13);
the input end of the core processor (25) is respectively connected with the output ends of the temperature sensor (15), the wind speed sensor (9), the visibility sensor (8) and the camera device (14) through wires, and the output end of the core processor (25) is respectively connected with the input ends of the LED display screen (6), the controller (21), the memory (24) and the signal transmitter (23) through wires;
a signal processing module is further arranged between the visibility sensor (8) and the core processor (25), and the signal processing module comprises a signal generating circuit, a signal conditioning circuit and a signal output circuit;
the signal generating circuit comprises a visibility sensor (8), a VCC pin of the visibility sensor (8) is respectively connected with one end of a resistor R2 and a collector of a triode Q1 and is connected with a positive power supply VCC, an out pin of the visibility sensor (8) is connected with one end of a capacitor C1, a gnd pin of the visibility sensor (8) is connected with one end of a resistor R3 and is grounded, the other end of the capacitor C1 is respectively connected with the other end of the resistor R2 and a base electrode of the triode Q1, and an emitter of the triode Q1 is respectively connected with the other end of the resistor R3 and one end of a capacitor C4;
the signal conditioning circuit comprises a diode D1 and a diode D2, the anodes of the diode D1 and the diode D2 are connected with the other end of a capacitor C4 in the signal generating circuit, the other end of the diode D1 is respectively connected with the base electrode of a triode Q4, one end of a resistor R18 and one end of a resistor R19, the collector of the triode Q4 is respectively connected with one end of an inductor L1, one end of a variable capacitor C5 and one end of a capacitor C6, the other end of the inductor L1 is respectively connected with the other end of the variable capacitor C5, one end of a resistor R7, one end of a resistor R6, one end of the resistor R4, the other end of the resistor R18 and the collector of the triode Q1 in the signal generating circuit and is connected with a positive power supply VCC, the emitter of the triode Q4 is respectively connected with one end of a resistor R8, one end of a resistor R11 and the other end of the resistor R19 are connected in parallel and grounded, the cathode of the diode D2 is respectively connected with the other end of a resistor R7, one end of the resistor R5 and the base electrode of the triode Q2, the collector of the triode Q2 is respectively connected with the other end of the emitter of the resistor R6 and the emitter of the triode Q3, the other end of the resistor Q3, the other end of the triode Q3 is connected with the emitter of the resistor Q4;
the signal output circuit comprises a resistor R10, one end of the resistor R10 is connected with a collector of a triode Q3 in the signal conditioning circuit and the other end of a resistor R11, the other end of the resistor R10 is connected with one end of a resistor R12, one end of a resistor R9 and the same-phase end of an operational amplifier U2B, the other end of the resistor R9 is connected with the other end of a capacitor C6 in the signal conditioning circuit, the inverting end of the operational amplifier U2B is connected with one end of a resistor R13, one end of a resistor R14 and the other end of the resistor R13 are connected with one end of a resistor R12, one end of a capacitor C2 and one end of a resistor R16 respectively and grounded, the output end of the operational amplifier U2B is connected with the negative electrode of a voltage regulator D3 and the other end of a resistor R14 respectively, the positive electrode of the voltage regulator D3 is connected with one end of a resistor R15, the other end of the resistor R15 is connected with the other end of the capacitor C2 and the same-phase end of the operational amplifier U3B, the inverting end of the operational amplifier U3B is connected with one end of a resistor R1, the output end of the operational amplifier U3B is connected with an output end of a resistor R3B, the other end of a resistor R4 and the voltage regulator R4, and the other end of the capacitor C3D 4 are connected with the other end of the voltage regulator C3.
2. A traffic monitoring system according to claim 1, characterized in that: the bottom fixed mounting of support column (1) has bottom fixed column (2), the one end fixed mounting that support column (1) was kept away from in bottom fixed column (2) has fixed chassis (16), six fixed screw hole (17) have been seted up to the inside on fixed chassis (16), six fixed screw hole (17) are the circumference and arrange.
3. A traffic monitoring system according to claim 1, characterized in that: the inboard fixed mounting of waterproof guard box (3) has moisture removal cotton layer (20) that absorbs water, louvre (22) have been seted up to the bottom of waterproof guard box (3), chamber door (4) are installed in the front of waterproof guard box (3).
4. A traffic monitoring system according to claim 1, characterized in that: the front fixed mounting of lamp stand (10) has transparent glass lamp shade (12), and is a plurality of illumination LED small bulb (11) are located the inboard of transparent glass lamp shade (12), lamp stand (10) are located camera device (14) directly over.
5. A traffic monitoring system according to claim 1, characterized in that: the output end of the controller (21) is connected with the input end of the lamp holder (10) through a lead.
6. A traffic monitoring system according to claim 1, characterized in that: the signal transmitter (23) is connected with a remote computer end through the Internet of things, and the remote computer end is connected with the mobile communication end through the Internet of things.
7. A traffic monitoring system according to claim 6, characterized in that: the remote computer end comprises an image processing module and a storage module.
8. A traffic monitoring system according to claim 7, characterized in that: the image processing module comprises a preprocessing module, a positioning module, a segmentation module, an identification module, a technical module and a feedback module.
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