CN109859481A - Bridge transfinites load monitoring and warning system and its control method - Google Patents
Bridge transfinites load monitoring and warning system and its control method Download PDFInfo
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- CN109859481A CN109859481A CN201910271854.6A CN201910271854A CN109859481A CN 109859481 A CN109859481 A CN 109859481A CN 201910271854 A CN201910271854 A CN 201910271854A CN 109859481 A CN109859481 A CN 109859481A
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Abstract
It transfinites load monitoring and warning system and its control method the invention discloses a kind of bridge, including the first traffic light device, second traffic light device, first camera and license plate number capturing system, first traffic light device, second traffic light device matches and is provided with on-ground weigher, it further include early warning computer, early warning computer is sent to corresponding license plate number capturing system after connecting the overweight information for obtaining vehicle with on-ground weigher, the license plate number capturing system is sent to early warning computer by the license plate number that corresponding first camera captures overweight vehicle, early warning computer controls corresponding first traffic light device or the second traffic light device temporarily flashes the redlight and overweight vehicle is forbidden to advance to the major trunk roads of bridge.The present invention detects the weight of vehicle by on-ground weigher, and the license plate number of overweight vehicle is captured by license plate number capturing system, forbids it to reach bridge by traffic light device.
Description
Technical field
The present invention relates to traffic control equipment technical field, transfinite load monitoring and warning system more particularly to a kind of bridge
And its control method.
Background technique
In the prior art, bridge is to maintain the smooth main traffic facility of city expressway, more especially close to big
The city of Jiang great He, the safety of bridge and it is unimpeded be maintain the unimpeded most critical of urban transportation position.
But the defect of the prior art is, on the major trunk roads of each branch or bridge that drive towards bridge, is not provided with
Overweight vehicle testing and management device, in order to reduce production cost, expanding production profit is often illegal to transport for some carriers
Defeated vehicle overload loading, overweight haulage vehicle not only damage the road surface of bridge by pressure, cause bridge road surface to need often maintenance, cause
Traffic jam enables numerous office workers suffer untold misery；And safety can be brought, if overweight haulage vehicle is because overweight hypervelocity is out of control
Bridge is knocked, consequence will be hardly imaginable.
The construction difficulty of bridge is high, and cost is also very high, it usually needs tens fund builds four or five sometimes
Year just completes, recent years, and bridge is because accident caused by the shock of vehicle often occurs, and the bridge in somewhere is because overweight
Vehicular impact bridge outrigger, causes bridge outrigger to have to re-replace, and losing just caused by an outrigger has millions of, maintenance
It blocks up some months, also has and break through bridge and fall into river, if overweight vehicle is out of control to knock bridge main push-towing rope or secondary cable, to entire big
Bridge all can be dangerous.Therefore, it takes safety measures, prevents overweight vehicle from reaching bridge, damage road surface by pressure, knocking bridge is that have very much must
It wants.
Summary of the invention
In view of at least one defect of the prior art, the object of the present invention is to provide a kind of bridges to transfinite load monitoring in advance
Alert system and its control method, early warning computer detect the weight of vehicle by on-ground weigher, are captured by license plate number capturing system overweight
The license plate number of vehicle forbids it to reach bridge, and shows the license plate number of overweight vehicle by display screen by traffic light device
And overweight information.
In order to achieve the above object, the load monitoring and warning system the present invention adopts the following technical scheme: a kind of bridge transfinites,
Including the first traffic light device, the second traffic light device, first is provided on the first traffic light device, the second traffic light device
Camera and license plate number capturing system, it is critical that the first traffic light device is set to towards on the major trunk roads of bridge, second
Traffic light device is set to each item branch road towards bridge, and the first traffic light device, the second traffic light device match setting
There is on-ground weigher, it further includes early warning computer, early warning computer is connect with on-ground weigher that on-ground weigher, which is used to detect the weight information towards the vehicle of bridge,
It is sent to corresponding license plate number capturing system after obtaining the overweight information of vehicle, which passes through corresponding first
The license plate number that camera captures overweight vehicle is sent to early warning computer, and early warning computer controls corresponding first traffic light device or the
Two traffic light devices, which temporarily flash the redlight, forbids overweight vehicle to advance to the major trunk roads of bridge, the first traffic light device, second red
Display screen is mounted on green light device, display screen is connected with early warning computer, display screen show overweight vehicle license plate number and
Overweight information, and show and it is forbidden to drive towards the warning message of bridge.
The present invention is by above-mentioned structure setting, by the way that the first traffic light device is arranged on the major trunk roads for leading to bridge,
The second traffic light device is set towards each item branch road of bridge, the first traffic light device, the second traffic light device are matched and set
It is equipped with on-ground weigher, the first traffic light device, the second traffic light device, on-ground weigher, license plate number capturing system are all connected to early warning computer
And it corresponds, when early warning computer detects the weight information of overweight vehicle by on-ground weigher, that is, controls license plate number capturing system
Its license plate number is captured, controls its corresponding first traffic light device, the second traffic light device temporarily will open into the green light of bridge and repair
It is changed to red light, and shows the license plate number and overweight information of overweight vehicle by display screen, it is forbidden to drive towards the warning letter of bridge
Breath.The feasible relatively point that sails to of overweight vehicle crosses bridge after unloading again.License plate number capturing system belongs to mature technology device.
Second camera, the vehicle of second camera and the first traffic light device are additionally provided on first traffic light device
Trade mark capturing system, which is connected, is sent to early warning computer for capturing the license plate number for the vehicle for reaching bridge major trunk roads, if the vehicle
License plate number it is identical as the license plate number of overweight vehicle, then early warning computer controls the road lever system that is mounted on the first traffic light device
Automatically bar is put down, overweight vehicle is forbidden to reach bridge, prevent from making a breakthrough by force；It is shown by the display screen of the first traffic light device
The license plate number and overweight information of the illegal overweight vehicle issue waiting processing bulletin.
The traffic lights of first traffic light device and the second traffic light device are possible to break down because of long neglected and in disrepair,
In addition the overload driver yet having does not take warning message into account still overweight vehicle is opened to bridge by force after seeing red light warning, easily
There is security risk and second camera is additionally provided on the cross bar of the first traffic light device by above-mentioned structure setting, the
The license plate number for reaching the vehicle of bridge major trunk roads is sent to early warning computer by two cameras, if belonging to the license plate of overweight vehicle
Number, then the road lever system that control is mounted on the first traffic light device puts down bar automatically, and overweight vehicle is forbidden to reach bridge, prevents
Only make a breakthrough by force.By the display screen of the first traffic light device, show the illegal overweight vehicle license plate number and overweight letter
Breath issues waiting processing bulletin；Early warning computer sends the license plate number of the illegal vehicle to the monitoring computer of traffic control department, waiting
Processing.
The early warning computer is also connected with bridge monitoring system, and the bridge monitoring system includes first microprocessor, institute
It states first microprocessor and is connected with vibrating sensor, temperature sensor, strain transducer, displacement sensor, tension sensor；Vibration
Dynamic sensor, temperature sensor, strain transducer, displacement sensor, tension sensor are set in the main node of bridge, point
The real-time Oscillation Amplitude of the main node of bridge Yong Yu not detected, real time temperature, real-time pressure strain, real-time displacement, drawn in real time
Power；First microprocessor connects early warning computer for the real-time Oscillation Amplitude of main node, real time temperature, reality by Internet of Things module
When pressure-strain, real-time displacement, real-time pulling force pass to early warning computer, if in real time Oscillation Amplitude be greater than vibration threshold or
Real time temperature is greater than temperature threshold or real-time pressure is greater than pressure threshold or real-time displacement is greater than displacement threshold value or reality
Shi Lali is greater than pulling force threshold value；Early warning computer controls the first traffic light device and temporarily flashes the redlight, and control road lever system is put automatically
Lower road bar, it is interim to restrict driving, and the interim restricted driving information of bridge overload is shown by the display screen of the first traffic light device.
As long as real-time Oscillation Amplitude, real time temperature, real-time pressure strain, real-time displacement, real-time pulling force have one it is exceeded i.e.
Control road lever system puts down bar automatically, interim to restrict driving.
It as the fast-developing bridge in city is more and more, is distributed on each major trunk roads in city, the peace of bridge operation
Full blast danger is also increasing；Once the vehicle for having more than load swarms bridge, it is not controlled that will result in bridge impaired even
It collapses, endangers the people's lives and property safety.Therefore bridge monitoring system is exactly in the pass of bridge to the monitoring of bridge operational safety
Vibration is installed in bond structure point, supporting point, such as the junction of each bridge pier of bridge, main push-towing rope, secondary cable, steel box-girder, reinforced concrete beam
Dynamic sensor, temperature sensor, strain transducer, displacement sensor, tension sensor；Vibrating sensor, is answered at temperature sensor
Become sensor, displacement sensor, tension sensor to be set in the main node of bridge, is respectively used to the main section of detection bridge
Real-time Oscillation Amplitude, the real time temperature, real-time pressure strain, real-time displacement, real-time pulling force of point；And data will test by GPRS
It is transmitted to early warning computer；If it is greater than corresponding vibration threshold, temperature threshold, pressure threshold, displacement threshold value, pulling force threshold value；In advance
Alert computer controls the first traffic light device and temporarily flashes the redlight, and control road lever system puts down bar automatically, interim to restrict driving, and leads to
The display screen for crossing the first traffic light device shows the interim restricted driving information of bridge overload.The various vehicles on bridge are waited to sail out of greatly
Bridge, various measurement data restore normal value and then the first traffic light device of control lights green light, and control road lever system erects automatically
Track lifting bar opens clearance, and shows that bridge can normally pass through information by the display screen of the first traffic light device.
The first microprocessor is also connected with clock module and memory module, and first microprocessor selects STM32F105
Single-chip microcontroller；Clock module selects S-35390A clock chip；Internet of Things module selects NB05-01 Internet of Things module or NB08-01
Internet of Things module.
Clock module is used to provide clock signal to first microprocessor, and memory module is used to store the main node of bridge
Real-time Oscillation Amplitude, real time temperature, real-time pressure strain, real-time displacement, real-time pulling force is in case statistical estimation.Internet of Things module
Select NB05-01 Internet of Things module or NB08-01 Internet of Things module.
The present invention solves the technical issues of excess load vehicle is without upper bridge is limited.
It is carried out telecommunication using Internet of Things module (NB-IoT), Internet of Things module (NB-IoT) is than GPRS module power consumption
Low, and Internet of Things network interface card does not converse and SMS function, only data traffic function applies for card and does not need system of real name, unit can be criticized
Amount is handled, and campus network is lower.Internet of Things module (NB-IoT) communications band is low, and penetrability is stronger, is having the place blocked logical
Believe signal stabilization.It applies for card and does not need system of real name, unit can be handled in batches, and campus network is lower.There is the place blocked such as big
Signal of communication is stablized below bridge.Bridge on excess load vehicle is limited, safety accident is avoided.
The hinged end of the road bar of the road lever system is hinged on the support rod of the first traffic light device, the free end of road bar
It can lift or put down the major trunk roads opening and closing that bridge is led in control, road bar is connected with rotating mechanism, and rotating mechanism includes
The first stepper motor being set on support rod, the output shaft of the first stepper motor are connected with deceleration mechanism, the driving of deceleration mechanism
The hinged end of road bar rotates, and the free end of the hinged end rotate driving road bar of road bar lifts or puts down；The early warning computer is through
Two microprocessors are connected with the first stepper motor, drive its positive and negative rotation.
By above-mentioned structure setting, early warning computer is ignored red by the license plate number of second camera candid photograph to overweight vehicle
After bridge major trunk roads are reached in green light and warning, instruction is sent to the second microprocessor, the second microprocessor controls the first stepping electricity
Machine rotates forward, and the hinged end through deceleration mechanism driving road bar rotates, and the free end of the hinged end rotate driving road bar of road bar is put down；Gear
The firmly overloaded vehicle, after the completion of being handled by traffic control department, early warning computer receives instruction, and the second microprocessor controls the first stepping electricity
Machine reversion, the hinged end through deceleration mechanism driving road bar rotate, and the free end of the hinged end rotate driving road bar of road bar lifts, then
The secondary major trunk roads for opening bridge.
It is additionally provided with street lamp on the cross bar of first traffic light device, it is red green that street lamp by rotating mechanism is fixed on first
On the cross bar of lamp device, rotating mechanism is connected with early warning computer, and white led lamps and red LED lamp are provided in the street lamp, white
Color LED light and red LED lamp are connected with early warning computer, and white led lamps are for illuminating；Early warning computer is controlled by rotating mechanism
Street lamp, which rotates and controls red LED lamp and light the overweight vehicle for being pointed into and making a breakthrough by force, indicates its parking.
Since the first traffic light device is possible to break down because of long neglected and in disrepair, road lever system is also possible to because setting
It is damaged for failure, during this time, early warning computer is ignored red green by the license plate number of second camera candid photograph to overweight vehicle
After bridge major trunk roads are reached in lamp and warning, early warning computer by rotating mechanism control street lamp rotate and control white led lamps extinguishing,
Control red LED lamp lights the overweight vehicle for being pointed into and making a breakthrough by force and indicates its parking, prevents it from reaching bridge.In no overweight vehicle
When reaching bridge, early warning computer controls street lamp rotation downwards by rotating mechanism, lights white led lamps for illuminating, and put out
It goes out red LED lamp.
The rotating mechanism includes second stepper motor, and second stepper motor is connected with the second microprocessor, the second stepping
Motor is fixed on the cross bar of the first traffic light device, street lamp described in output shaft fixed connection；
Second stepper motor, white led lamps and red LED lamp are connected through the second microprocessor with early warning computer, and second is micro-
Processor is also connected with light sensor.
By above-mentioned structure setting, early warning computer is ignored red by the license plate number of second camera candid photograph to overweight vehicle
After bridge major trunk roads are reached in green light and warning, instruction is sent to the second microprocessor, the second microprocessor controls the second stepping electricity
Machine rotates forward, and allows street lamp towards overweight vehicle, controls red LED lamp and light, white led lamps extinguish.Second microprocessor is also connected with
There is light sensor, after overweight vehicle is disposed, early warning computer receives instruction, controls the second stepping through the second microprocessor
Motor reversal allows street lamp towards ground, and at this moment, if light sensor has instruction, control red LED lamp is extinguished, white led lamps
Light illumination.
The monitoring computer of early warning computer connection traffic management department, is sent to it overweight vehicle and illegally drives towards Main Bridge
Arterial highway information.
After monitoring computer obtains relevant information, notify relevant personnel to in-situ processing illegal vehicle, after being disposed
In, instruction is sent to early warning computer, is lifted a blockade.
The bridge transfinites the control method of load monitoring and warning system, and key is: controlling including overweight vehicle
Process, overweight vehicle control flow include the following steps:
Step A: early warning computer obtains the vehicle weight information W1 of on-ground weigher detection；
Step B: if early warning computer judges vehicle weight information W1≤weight threshold W2, return step A；Otherwise, into
Enter step C；
Step C: early warning computer sends instruction to the corresponding license plate number capturing system of on-ground weigher, and license plate number capturing system passes through
Its first camera captures the license plate number of overweight vehicle, and early warning computer obtains the license plate number of overweight vehicle；
Step D: the license plate number of early warning computer storage overweight vehicle；
Step E: early warning computer controls corresponding first traffic light device or the second traffic light device temporarily flashes the redlight,
It is forbidden to drive towards bridge；Early warning computer controls the license plate number and the vehicle weight information that corresponding display screen shows overweight vehicle
W1, sending forbid it to drive towards the warning message of bridge；
Step F: return step A.
It is arranged by above-mentioned method, if early warning computer judgement vehicle weight information W1≤weight threshold W2, first
Traffic light device or the second traffic light device are according to normal control flow control vehicle driving, if vehicle weight information W1
Greater than weight threshold W2；It controls corresponding first traffic light device or the second traffic light device temporarily flashes the redlight, forbid it
Drive towards bridge；Early warning computer controls the license plate number and vehicle weight information W1 that corresponding display screen shows overweight vehicle, hair
It is forbidden to drive towards the warning message of bridge out.
The bridge transfinites the control method of load monitoring and warning system, and in step E, early warning computer controls display screen
The prompt information that the license plate number of display overweight vehicle is unloaded to designated place, then passes through bridge again.
Since the overweight truck man of distant place does not know which place can unload, early warning computer controls display screen
The prompt information that the license plate number of display overweight vehicle is unloaded to designated place, then passes through bridge again.Prevent its overload from reaching big
Bridge causes bridge to damage or block.After unloading, when again by on-ground weigher, early warning computer refreshes the overweight vehicle license plate number, will
It is removed from overweight vehicle license plate number.
Remarkable result: transfiniting load monitoring and warning system and its control method the present invention provides a kind of bridge, early warning electricity
Brain detects the weight of vehicle by on-ground weigher, and the license plate number of overweight vehicle is captured by license plate number capturing system, is filled by traffic lights
It sets and it is forbidden to reach bridge, and show the license plate number and overweight information of overweight vehicle by display screen.
Detailed description of the invention
Fig. 1 is structure chart of the invention；
Fig. 2 is a kind of usage state diagram of the invention；
Fig. 3 is circuit modular structure figure of the invention；
Fig. 4 is control method flow chart of the invention；
Fig. 5 is the circuit diagram of second stepper motor and second stepper motor module.
Specific embodiment
Invention is further described in detail in the following with reference to the drawings and specific embodiments.
As Figure 1-Figure 5, a kind of bridge transfinites load monitoring and warning system, including the first traffic light device 1, second is red
Green light device 2, the first camera 4 is provided on the first traffic light device 1, the second traffic light device 2 and license plate number captures system
System 5, the first traffic light device 1 is set to towards on the major trunk roads of bridge, and the second traffic light device 2 is set to towards each of bridge
Item branch road, the first traffic light device 1, the second traffic light device 2, which match, is provided with on-ground weigher 3, and on-ground weigher 3 leads to greatly for detecting
The weight information of the vehicle of bridge, further includes early warning computer 7, and early warning computer 7 is sent out after connecting the overweight information for obtaining vehicle with on-ground weigher 3
Corresponding license plate number capturing system 5 is given, which captures overweight vehicle by corresponding first camera 4
License plate number be sent to early warning computer 7, early warning computer 7 controls corresponding first traffic light device 1 or the second traffic light device 2 faces
When flash the redlight overweight vehicle forbidden to advance to the major trunk roads of bridge, on the first traffic light device 1, the second traffic light device 2
Display screen 8 is installed, display screen 8 is connected with early warning computer 7, and display screen 8 shows the license plate number and overweight information of overweight vehicle,
And it shows and it is forbidden to drive towards the warning message of bridge.
First camera 4 and license plate number capturing system 5 are set to the cross of the first traffic light device 1, the second traffic light device 2
On bar 1b.First traffic light device 1 is set to towards also corresponding on access bridge on the major trunk roads of bridge.On-ground weigher 3 protrudes from ground,
Be conducive in this way by vehicle deceleration weighing, early warning computer 7 is preferably arranged at the position of the first traffic light device 1, and is arranged
Corresponding administrative staff can be handled in time when finding bridge on violation overweight vehicle.It is red that display screen 8 can be lifted on first
Green light device 1, the second traffic light device 2 cross bar 1b on.
Fig. 2 is a kind of usage state diagram of the invention.
The present invention is by above-mentioned structure setting, by the way that the first traffic light device 1 is arranged on the major trunk roads for leading to bridge,
The second traffic light device 2 is set towards each item branch road of bridge, the first traffic light device 1, the second traffic light device 2 match
It is provided with on-ground weigher 3, the first traffic light device 1, the second traffic light device 2, on-ground weigher 3, license plate number capturing system 5 are all connected to pre-
It warns computer 7 and corresponds, when early warning computer 7 detects the weight information of overweight vehicle by on-ground weigher 3, that is, control license plate number
Capturing system 5 captures its license plate number, controls its corresponding first traffic light device 1, the second traffic light device 2 temporarily will open into greatly
The green light of bridge is revised as red light, and the license plate number and overweight information of overweight vehicle are shown by display screen 8, it is forbidden to drive towards greatly
The warning message of bridge.The feasible relatively point that sails to of overweight vehicle crosses bridge after unloading again.License plate number capturing system 5 belongs to maturation
Technique device.
Second camera 6, second camera 6 and the first traffic light device 1 are additionally provided on first traffic light device 1
License plate number capturing system 4 be connected and be sent to early warning computer 7 for capturing the license plate number for the vehicle for reaching bridge major trunk roads, if
The license plate number of the vehicle and the license plate number of overweight vehicle are identical, then the control of early warning computer 7 is mounted on the first traffic light device 1
Road lever system 10 puts down bar 101 automatically, and overweight vehicle is forbidden to reach bridge, prevents from making a breakthrough by force；It is filled by the first traffic lights
The license plate number and overweight information for setting 1 display of the display screen 8 illegal overweight vehicle issue waiting processing bulletin.
Second camera 6 is also disposed on the cross bar 1b of the first traffic light device 1.
On Fig. 2, the first camera 4 on the first traffic light device 1 towards crossroad opposite on-ground weigher 3, and second
Position of the camera 6 towards the front of the first traffic light device 1, i.e. position A in Fig. 2.Position A is located at the major trunk roads of bridge
On, the overweight vehicle of bridge major trunk roads access bridge is reached in monitoring.
The traffic lights of first traffic light device 1 and the second traffic light device 2 are possible to event occur because of long neglected and in disrepair
Barrier, the overload driver in addition yet having do not take warning message into account still overweight vehicle are opened to bridge by force after seeing red light warning,
Easily there is security risk, by above-mentioned structure setting, is additionally provided with second on the cross bar 1b of the first traffic light device 1 and takes the photograph
As head 6, the license plate number for reaching the vehicle of bridge major trunk roads is sent to early warning computer 7 by second camera 6, if belonging to overweight vehicle
License plate number, then the road lever system 10 that is mounted on the first traffic light device 1 of control puts down bar 101 automatically, forbids overweight
Vehicle reaches bridge, prevents from making a breakthrough by force.By the display screen 8 of the first traffic light device 1, the illegal overweight vehicle is shown
License plate number and overweight information issue waiting processing bulletin；The license plate number of the illegal vehicle is sent traffic control portion by early warning computer 7
The monitoring computer 15 of door, waiting processing.
The early warning computer 7 is also connected with bridge monitoring system 11, and the bridge monitoring system 11 includes the first micro process
Device 111, the first microprocessor 111 are connected with vibrating sensor 112, temperature sensor 113, strain transducer 114, displacement
Sensor 115, tension sensor 116；Vibrating sensor 112, temperature sensor 113, strain transducer 114, displacement sensor
115, tension sensor 116 is set in the main node of bridge, is respectively used to the real-time vibration of the main node of detection bridge
Amplitude, real time temperature, real-time pressure strain, real-time displacement, real-time pulling force；First microprocessor 111 passes through Internet of Things module 117
Early warning computer 7 is connected by the real-time Oscillation Amplitude of main node, real time temperature, real-time pressure strain, real-time displacement, real-time pulling force
Early warning computer 7 is passed to, if Oscillation Amplitude is greater than vibration threshold in real time or real time temperature is greater than temperature threshold or reality
When pressure be greater than that pressure threshold or real-time displacement are greater than displacement threshold value or real-time pulling force is greater than pulling force threshold value；Early warning computer
The first traffic light device 1 is controlled temporarily to flash the redlight, control road lever system 10 puts down bar 101 automatically, and it is interim to restrict driving, and lead to
The display screen 8 for crossing the first traffic light device 1 shows the interim restricted driving information of bridge overload.
Temperature sensor 113 is used to detect the temperature of bridge primary attachment point, such as the junction of main push-towing rope and main pier
Temperature prevents when the temperature is excessively high, and the bonding strength of bridge primary attachment point reduces fracture.
As long as real-time Oscillation Amplitude, real time temperature, real-time pressure strain, real-time displacement, real-time pulling force have one it is exceeded i.e.
Control road lever system 10 puts down bar 101 automatically, interim to restrict driving.
It as the fast-developing bridge in city is more and more, is distributed on each major trunk roads in city, the peace of bridge operation
Full blast danger is also increasing；Once the vehicle for having more than load swarms bridge, it is not controlled that will result in bridge impaired even
It collapses, endangers the people's lives and property safety.Therefore bridge monitoring system 11 is exactly in bridge to the monitoring of bridge operational safety
Key structure point, supporting point, such as the junction installation of each bridge pier of bridge, main push-towing rope, secondary cable, steel box-girder, reinforced concrete beam
Vibrating sensor 112, temperature sensor 113, strain transducer 114, displacement sensor 115, tension sensor 116；Vibration passes
Sensor 112, temperature sensor 113, strain transducer 114, displacement sensor 115, tension sensor 116 are set to the master of bridge
It wants on node, the real-time Oscillation Amplitude, real time temperature, real-time pressure for being respectively used to the main node of detection bridge strain, in real time
Displacement, real-time pulling force；And data transmission will test to early warning computer 7 by GPRS；If it is greater than corresponding vibration threshold, temperature
Threshold value, pressure threshold, displacement threshold value, pulling force threshold value；Early warning computer controls the first traffic light device 1 and temporarily flashes the redlight, and controls
Road lever system 10 puts down bar 101 automatically, interim to restrict driving, and shows that bridge is super by the display screen 8 of the first traffic light device 1
Carry interim restricted driving information.The various vehicles on bridge are waited to sail out of bridge, various measurement data restore normal value and then control
First traffic light device 1 lights green light, and control road lever system 10 holds up bar 101 automatically, opens clearance, and red by first
The display screen 8 of green light device 1 shows that bridge can normally pass through information.
The first microprocessor 111 is also connected with clock module 118 and memory module 119, and first microprocessor 111 selects
With STM32F105 single-chip microcontroller；Clock module 118 selects S-35390A clock chip；Internet of Things module 117 selects NB05-01 object
Networking module or NB08-01 Internet of Things module.
Clock module 118 is used to provide clock signal to first microprocessor 111, and memory module 119 is for storing bridge
The real-time Oscillation Amplitude of main node, real time temperature, real-time pressure strain, real-time displacement, real-time pulling force is in case statistical estimation.
Internet of Things module 117 selects NB05-01 Internet of Things module or NB08-01 Internet of Things module.
The present invention solves the technical issues of excess load vehicle is without upper bridge is limited.
It is carried out telecommunication using Internet of Things module 117 (NB-IoT), Internet of Things module (NB-IoT) is than GPRS module function
Consume low, and Internet of Things network interface card does not converse and SMS function, only data traffic function, applies for card and does not need system of real name, unit can
Batch is handled, and campus network is lower.Internet of Things module (NB-IoT) communications band is low, and penetrability is stronger, is there is the place blocked
Signal of communication is stablized.It applies for card and does not need system of real name, unit can be handled in batches, and campus network is lower.Have block place such as
Signal of communication is stablized below bridge.Bridge on excess load vehicle is limited, safety accident is avoided.
The hinged end of the road bar 101 of the road lever system 10 is hinged on the support rod 1a of the first traffic light device 1, road bar
101 free end can lift or put down the major trunk roads opening and closing that bridge is led in control, and road bar 101 is connected with rotating mechanism
102, rotating mechanism 102 includes the first stepper motor 1021 being set on support rod 1a, the output of the first stepper motor 1021
Axis connection has deceleration mechanism 1022, and deceleration mechanism 1022 drives the hinged end rotation of road bar 101, the hinged end rotation of road bar 101
The free end of driving road bar 101 lifts or puts down；The early warning computer 7 is through the second microprocessor 71 and the first stepper motor 1021
It is connected, the second microprocessor 71 is connected through the first stepping motor drive module with the first stepper motor 1021, drives its positive and negative rotation.
By above-mentioned structure setting, early warning computer 7 is ignored by the license plate number that second camera 6 is captured to overweight vehicle
After bridge major trunk roads are reached in traffic lights and warning, instruction, the second microprocessor 71 control first are sent to the second microprocessor 71
Stepper motor 1021 rotates forward, and drives the hinged end of road bar 101 to rotate through deceleration mechanism 1022, and the hinged end of road bar 101, which rotates, drives
It puts down the free end of dynamic road bar 101；The overloaded vehicle is blocked, after the completion of being handled by traffic control department, early warning computer 7 receives instruction,
Second microprocessor 71 controls the reversion of the first stepper motor 1021, drives the hinged end of road bar 101 to rotate through deceleration mechanism 1022,
The free end of the hinged end rotate driving road bar 101 of road bar 101 lifts, and opens the major trunk roads of bridge again.
Deceleration mechanism 1022 is gear reduction, and the output shaft of the first stepper motor 1021 is installed with pinion gear, road bar
101 hinged end is installed with gear wheel.
Street lamp 13 is additionally provided on the cross bar 1b of first traffic light device 1, street lamp 13 is fixed by rotating mechanism 14
On the cross bar 1b of the first traffic light device 1, rotating mechanism 14 is connected with early warning computer 7, is provided with white in the street lamp 13
LED light 131 and red LED lamp 132, white led lamps 131 and red LED lamp 132 are connected with early warning computer 7, white led lamps
131 for illuminating；Early warning computer 7, which controls the rotation of street lamp 13 by rotating mechanism 14 and controls white led lamps 131, to be extinguished, controls
Red LED lamp 132 lights the overweight vehicle for being pointed into and making a breakthrough by force and indicates its parking.
Since the first traffic light device 1 is possible to break down because of long neglected and in disrepair, road lever system 10 be also possible to because
It is damaged for equipment fault, during this time, early warning computer 7 arrives the license plate number of overweight vehicle not by the candid photograph of second camera 6
After bridge major trunk roads are reached in Gu traffic lights and warning, early warning computer 7 controls the rotation of street lamp 13 by rotating mechanism 14 and controls red
Color LED light 132 lights the overweight vehicle for being pointed into and making a breakthrough by force and indicates its parking, prevents it from reaching bridge.In no overweight vehicle
When reaching bridge, early warning computer 7 controls street lamp 13 by rotating mechanism 14 and rotates downwards, lights white led lamps 131 for illuminating
And extinguish red LED lamp 132.
The rotating mechanism 14 includes second stepper motor 141, second stepper motor 141 and 71 phase of the second microprocessor
Even, the second microprocessor 71 connects second stepper motor 141 through second stepper motor drive module, and second stepper motor 141 is solid
It is scheduled on the cross bar 1b of the first traffic light device 1, street lamp 13 described in output shaft fixed connection；
Second stepper motor 141, white led lamps 131 and red LED lamp 132 are through the second microprocessor 71 and early warning computer 7
It is connected, the second microprocessor 71 is also connected with light sensor 133.
By above-mentioned structure setting, early warning computer 7 is ignored by the license plate number that second camera 6 is captured to overweight vehicle
After bridge major trunk roads are reached in traffic lights and warning, instruction, the second microprocessor 71 control second are sent to the second microprocessor 71
Stepper motor 141 rotates forward, and allows street lamp 13 towards overweight vehicle, controls red LED lamp 132 and light, white led lamps 131 extinguish.The
Two microprocessors 71 are also connected with light sensor 133, and after overweight vehicle is disposed, early warning computer 7 receives instruction, through the
Two microprocessors 71 control second stepper motor 141 and invert, and allow street lamp 13 towards ground, at this moment, if light sensor 133 is examined
It is stronger to measure ambient, issues and extinguishes street lamp instruction, control red LED lamp 132 is extinguished, and white led lamps 131 also extinguish；Such as
Fruit ambient is weaker, and light sensor 133, which is sent, opens the instruction of white led lamps 131.
The early warning computer 7 connects the monitoring computer 15 of traffic management department, is sent to it overweight vehicle and illegally drives towards greatly
Bridge major trunk roads information.
After monitoring computer 15 obtains relevant information, notifies relevant personnel to in-situ processing illegal vehicle, be disposed
In afterwards, instruction is sent to early warning computer 7, is lifted a blockade.
The bridge transfinites the control method of load monitoring and warning system, and key is: controlling including overweight vehicle
Process, overweight vehicle control flow include the following steps:
Step A: early warning computer 7 obtains the vehicle weight information W1 that on-ground weigher 3 detects；
Step B: if early warning computer 7 judges vehicle weight information W1≤weight threshold W2, return step A；Otherwise, into
Enter step C；
Step C: early warning computer 7 sends instruction, license plate number capturing system 5 to the corresponding license plate number capturing system 5 of on-ground weigher 3
The license plate number of overweight vehicle is captured by its first camera 4, early warning computer 7 obtains the license plate number of overweight vehicle；
Step D: the license plate number of the storage overweight vehicle of early warning computer 7；
Step E: early warning computer 7 controls corresponding first traffic light device 1 or the second traffic light device 2 temporarily light it is red
Lamp forbids it to drive towards bridge；Early warning computer 7 controls the license plate number and the vehicle weight that corresponding display screen 8 shows overweight vehicle
Information W1 is measured, sending forbids it to drive towards the warning message of bridge；
Step F: return step A.
It is arranged by above-mentioned method, if early warning computer 7 judges vehicle weight information W1≤weight threshold W2, first
Traffic light device 1 or the second traffic light device 2 are according to normal control flow control vehicle driving, if the vehicle weight information
W1 is greater than weight threshold W2；It controls corresponding first traffic light device 1 or the second traffic light device 2 temporarily flashes the redlight, prohibit
Only it drives towards bridge；Early warning computer 7 controls the license plate number and the vehicle weight information that corresponding display screen 8 shows overweight vehicle
W1, sending forbid it to drive towards the warning message of bridge.
The bridge transfinites the control method of load monitoring and warning system, in step E, the control display of early warning computer 7
The prompt information that the license plate number of 8 display overweight vehicle of screen is unloaded to designated place, then passes through bridge again.
Since the overweight truck man of distant place does not know which place can unload, early warning computer 7 controls display screen
The prompt information that the license plate number of 8 display overweight vehicles is unloaded to designated place, then passes through bridge again.Prevent its overload from reaching big
Bridge causes bridge to damage or block.After unloading, when again by on-ground weigher 3, early warning computer 7 refreshes the overweight vehicle license plate number,
It is removed from overweight vehicle license plate number.
Preferably, further include step E1: early warning computer 7 obtains the vehicle that second camera 6 reaches the vehicle of bridge major trunk roads
The trade mark controls the road lever system 10 being mounted on the first traffic light device 1 and puts automatically if belonging to the license plate number of overweight vehicle
Lower road bar 101, forbids overweight vehicle to reach bridge, prevents from making a breakthrough by force.Early warning computer 7 passes through the aobvious of the first traffic light device 1
Display screen 8 shows the license plate number and overweight information of the illegal overweight vehicle, issues waiting processing bulletin；Early warning computer 7 should
The license plate number of illegal vehicle is sent to the monitoring computer 15 of traffic control department, waiting processing.Early warning computer 7 is controlled by rotating mechanism 14
Street lamp 13 processed, which rotates and controls red LED lamp 132 and light the overweight vehicle for being pointed into and making a breakthrough by force, indicates its parking, prevents it from reaching
Bridge.
It preferably, further include bridge monitoring system control flow, bridge monitoring system control flow includes the following steps:
Step S1: real-time Oscillation Amplitude, real time temperature, the real-time pressure that early warning computer 7 obtains the main node of bridge are answered
Change, real-time displacement, real-time pulling force；
Step S2: early warning computer 7 judges the real-time Oscillation Amplitude of bridge main node if it is greater than vibration threshold or reality
Shi Wendu is greater than temperature threshold or real-time pressure greater than pressure threshold or real-time displacement greater than displacement threshold value or in real time
Pulling force is greater than pulling force threshold value；If it is going to step S3；If not, going to step S1；
Step S3: early warning computer controls the first traffic light device 1 and temporarily flashes the redlight, and control road lever system 10 is put down automatically
Road bar 101, it is interim to restrict driving, and the interim restricted driving information of bridge overload is shown by the display screen 8 of the first traffic light device 1.
Note that as long as Oscillation Amplitude, real time temperature, real-time pressure strain, real-time displacement, real-time pulling force have a Xiang Chao in real time
The i.e. control road lever system 10 of mark puts down bar 101 automatically, interim to restrict driving.
Finally it should be noted that: the above enumerated are only specific embodiments of the present invention son, the technology of certain this field
Personnel can be modified to the present invention and modification, if these modifications and variations belong to the claims in the present invention and its equivalent skill
Within the scope of art, it is considered as protection scope of the present invention.
Claims (10)
- The load monitoring and warning system 1. a kind of bridge transfinites, including the first traffic light device (1), the second traffic light device (2), the It is provided with the first camera (4) and license plate number capturing system (5) on one traffic light device (1), the second traffic light device (2), It is characterized in that, the first traffic light device (1) is set to towards on the major trunk roads of bridge, the second traffic light device (2) is set to Towards each item branch road of bridge, the first traffic light device (1), the second traffic light device (2) match and are provided with on-ground weigher (3), On-ground weigher (3) is used to detect the weight information towards the vehicle of bridge, further includes early warning computer (7), early warning computer (7) and on-ground weigher (3) it is sent to corresponding license plate number capturing system (5) after the overweight information of connection acquisition vehicle, the license plate number capturing system (5) It is sent to early warning computer (7) by the license plate number that corresponding first camera (4) captures overweight vehicle, early warning computer (7) control Corresponding first traffic light device (1) or the second traffic light device (2), which temporarily flash the redlight, forbids master of the overweight vehicle to bridge Arterial highway is advanced, and is mounted on display screen (8) on the first traffic light device (1), the second traffic light device (2), display screen (8) and in advance Alert computer (7) are connected, and display screen (8) shows the license plate number and overweight information of overweight vehicle, and shows and it is forbidden to drive towards bridge Warning message.
- The load monitoring and warning system 2. bridge according to claim 1 transfinites, which is characterized in that the first traffic lights dress It sets and is additionally provided on (1) second camera (6), the license plate number capturing system of second camera (6) and the first traffic light device (1) (4) it is connected and is sent to early warning computer (7) for capturing the license plate number for the vehicle for reaching bridge major trunk roads, if the license plate of the vehicle Number identical as the license plate number of overweight vehicle, then early warning computer (7) controls the road lever system being mounted on the first traffic light device (1) (10) bar (101) are put down automatically；The illegal overweight vehicle is shown by the display screen (8) of the first traffic light device (1) License plate number and overweight information.
- The load monitoring and warning system 3. bridge according to claim 2 transfinites, it is characterised in that: the early warning computer (7) It is also connected with bridge monitoring system (11), the bridge monitoring system (11) includes first microprocessor (111), and described first is micro- Processor (111) is connected with vibrating sensor (112), temperature sensor (113), strain transducer (114), displacement sensor (115), tension sensor (116)；Vibrating sensor (112), temperature sensor (113), strain transducer (114), displacement pass Sensor (115), tension sensor (116) are set in the main node of bridge；First microprocessor (111) passes through Internet of Things mould Block (117) connects early warning computer (7).
- The load monitoring and warning system 4. bridge according to claim 3 transfinites, it is characterised in that: the first microprocessor (111) it is also connected with clock module (118) and memory module (119), first microprocessor (111) selects STM32F105 monolithic Machine；Clock module (118) selects S-35390A clock chip；Internet of Things module (117) select NB05-01 Internet of Things module or NB08-01 Internet of Things module.
- The load monitoring and warning system 5. bridge according to claim 2 transfinites, it is characterised in that: the road lever system (10) The hinged end of road bar (101) be hinged on the support rod (1a) of the first traffic light device (1), the free end energy of road bar (101) Enough lift or put down the major trunk roads opening and closing that bridge is led in control, road bar (101) is connected with rotating mechanism (102), rotates Mechanism (102) includes the first stepper motor (1021) being set on support rod (1a), the output of the first stepper motor (1021) Axis connection has deceleration mechanism (1022), and deceleration mechanism (1022) drives the hinged end rotation of road bar (101), the hinge of road bar (101) The free end for connecing end rotate driving road bar (101) lifts or puts down；The early warning computer (7) is through the second microprocessor (71) and the One stepper motor (1021) is connected, and drives its positive and negative rotation.
- The load monitoring and warning system 6. bridge according to claim 5 transfinites, it is characterised in that: the first traffic lights dress It sets and is additionally provided with street lamp (13) on the cross bar (1b) of (1), street lamp (13) is fixed on the first traffic lights dress by rotating mechanism (14) It sets on the cross bar (1b) of (1), rotating mechanism (14) is connected with early warning computer (7), is provided with white led lamps in the street lamp (13) (131) it is connected with early warning computer (7) with red LED lamp (132), white led lamps (131) and red LED lamp (132).
- The load monitoring and warning system 7. bridge according to claim 6 transfinites, it is characterised in that: the rotating mechanism (14) Including second stepper motor (141), second stepper motor (141) is connected with the second microprocessor (71), second stepper motor (141) it is fixed on the cross bar (1b) of the first traffic light device (1), street lamp described in output shaft fixed connection (13)；Second stepper motor (141), white led lamps (131) and red LED lamp (132) are through the second microprocessor (71) and early warning Computer (7) is connected, and the second microprocessor (71) is also connected with light sensor (133).
- The load monitoring and warning system 8. bridge according to claim 7 transfinites, it is characterised in that: the early warning computer (7) The monitoring computer (15) for connecting traffic management department, is sent to it overweight vehicle and illegally drives towards bridge major trunk roads information.
- The control method of load monitoring and warning system 9. bridge according to claim 1 transfinites, it is characterised in that: including super Loaded vehicle control flow, overweight vehicle control flow include the following steps:Step A: early warning computer (7) obtains the vehicle weight information W1 of on-ground weigher (3) detection；Step B: early warning computer (7) is if judgement vehicle weight information W1≤weight threshold W2, return step A；Otherwise, enter Step C；Step C: early warning computer (7) sends instruction to on-ground weigher (3) corresponding license plate number capturing system (5), and license plate number captures system System (5) captures license plate number of overweight vehicle by its first camera (4), and early warning computer (7) obtains the license plate number of overweight vehicle；Step D: the license plate number of early warning computer (7) storage overweight vehicle；Step E: early warning computer (7) controls corresponding first traffic light device (1) or the second traffic light device (2) temporarily lights Red light forbids it to drive towards bridge；Early warning computer (7) controls corresponding display screen (8) and shows the license plate number of overweight vehicle and be somebody's turn to do Vehicle weight information W1, sending forbid it to drive towards the warning message of bridge；Step F: return step A.
- The control method of load monitoring and warning system 10. bridge according to claim 9 transfinites, in step E, early warning electricity Brain (7) control display screen (8) shows the prompt information that the license plate number of overweight vehicle is unloaded to designated place.
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| CN111540216A (en) * | 2020-05-25 | 2020-08-14 | 厦门理工学院 | Urban bridge overload early warning system and method |
| CN112017435A (en) * | 2020-08-28 | 2020-12-01 | 上海应用技术大学 | Intelligent circulating detection system for preventing overload truck from driving into bridge |
| CN112187855A (en) * | 2020-08-21 | 2021-01-05 | 昆明理工大学 | CPS-based bridge safe passing voice alarm embedded real-time control equipment |
| CN112779832A (en) * | 2020-12-28 | 2021-05-11 | 浙江同济科技职业学院 | Intelligent vehicle overweight and ultrahigh detection system and method for road and bridge |
| CN114038213A (en) * | 2021-10-18 | 2022-02-11 | 中国联合网络通信集团有限公司 | Traffic control method, traffic control device and storage medium |
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Application publication date: 20190607 |