CN108774933A - A kind of novel road surface structure - Google Patents
A kind of novel road surface structure Download PDFInfo
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- CN108774933A CN108774933A CN201810626037.3A CN201810626037A CN108774933A CN 108774933 A CN108774933 A CN 108774933A CN 201810626037 A CN201810626037 A CN 201810626037A CN 108774933 A CN108774933 A CN 108774933A
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- vehicle
- magnetorheological
- piece
- microcontroller
- pressure sensor
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C9/00—Special pavings; Pavings for special parts of roads or airfields
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F11/00—Road engineering aspects of Embedding pads or other sensitive devices in paving or other road surfaces, e.g. traffic detectors, vehicle-operated pressure-sensitive actuators, devices for monitoring atmospheric or road conditions
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Road Repair (AREA)
- Road Paving Structures (AREA)
Abstract
The present invention designs a kind of novel road surface structure, belongs to traffic safety facilities design and construction technical field.The invention is intended to form a kind of novel road surface structure by magnetorheological piece and pressure sensor, to ensure the realization of this kind of pavement structure function, is further equipped with power supply unit and camera.Camera and pressure sensor detect car speed, and normal vehicle operation, magnetorheological piece is hardened, and when driving, magnetorheological piece of softening applies resistance to vehicle, vehicle deceleration is made to travel overspeed of vehicle.On no bend road, when pressure sensor detects that left and right vehicle wheel quality is unbalanced, magnetorheological piece of larger one side of quality is hardened, and vehicle is made to keep left-right balance.When corner is driven over the speed limit, magnetorheological piece of outside is hardened vehicle, the softening of magnetorheological piece of inside.This kind of novel road surface structure can effectively inhibit overspeed of vehicle traveling, bend rollover, reduce traffic accident, be better than conventional pav structure.
Description
Technical field
The present invention relates to a kind of novel road surface structures, belong to traffic safety and road construction design field.
Background technology
With the rapid development of China's road traffic cause, traffic accident incidence is in rising trend.Current existing peace
Overspeed prompting device loaded on vehicle interior and the camera being installed on above road, can only make overspeed of vehicle behavior prompting
Or punishment, overspeed of vehicle behavior cannot be but prevented in time, cannot effectively contain traffic accident；The existing anti-side of anti-rollover
Sliding device, needs to be installed on vehicle, does not have protective effect for some vehicles being fitted without, there are certain limitations mostly
Property.The novel road surface structure is dedicated to fundamentally solving road traffic safety problem, compensates for most of existing road traffic
The shortcomings that safety device.The pavement structure, which uses, uses camera, determination of pressure sensor car speed and Mass Distribution situation, adopts
With conversion of the magnetorheological fluid in magnetic field between solid-liquid state, effectively overspeed of vehicle behavior is contained, overspeed of vehicle is logical
When crossing bend, increase superelevation value, in driving process, balancing vehicle or so quality prevents vehicle from breakking away in the process of moving, side
It turns over, efficiently solves series of road traffic safety problem, reduce traffic accident.
Invention content
To solve the deficiencies in the prior art, the technical problem to be solved by the present invention is to：By magnetorheological piece and pressure sensor
A kind of novel road surface structure is formed, to ensure the realization of this kind of pavement structure function, is further equipped with power supply unit and camera.It takes the photograph
As head and pressure sensor detection car speed, normal vehicle operation, magnetorheological piece is hardened, and overspeed of vehicle is when driving, magnetorheological
Block softens, and applies resistance to vehicle, vehicle deceleration is made to travel.On no bend road, when pressure sensor detects left and right vehicle wheel
When quality is unbalanced, magnetorheological piece of larger one side of quality is hardened, and vehicle is made to keep left-right balance.Vehicle is driven over the speed limit in corner
When, magnetorheological piece of outside is hardened, the softening of magnetorheological piece of inside.This kind of novel road surface structure can effectively inhibit overspeed of vehicle traveling,
Bend is turned on one's side, and traffic accident is reduced, and is better than conventional pav structure.
The technical solution adopted by the present invention is：A kind of novel road surface structure, it is characterised in that passed including magnetorheological piece, pressure
Sensor, power supply unit, microcontroller, camera；Pressure sensor, camera are connect with power supply unit；Power supply unit, pressure pass
Sensor, camera are connect with microcontroller；Camera, pressure sensor detection vehicle position information, velocity information, and will monitoring
Information is transmitted to microcontroller；Without vehicle by when, the magnetorheological device in magnetorheological piece is in off position, magnetorheological piece of holding
Most soft condition；When vehicle normal speed by when, magnetorheological piece is hardened, to vehicle provide normally travel pavement strength；When
Overspeed of vehicle when driving, give vehicle certain resistance, vehicle deceleration forced to travel by magnetorheological piece of softening；Overspeed of vehicle passes through curved
When at road, magnetorheological piece of vehicle outside is hardened, and magnetorheological piece of softening of vehicle interior side increases the superelevation value of corner, prevent
Only vehicle rollover, sideslip.
Further, magnetorheological piece is existing apparatus, inside when magnetorheological device being installed and the work of magnetorheological device being provided
The field coil in required magnetic field, outside wrapped up by plastic material, magnetorheological device by piston rod, conducting wire, upper cover plate, bellows, lead
Xiang Guan, piston, magnetorheological fluid and working cylinder composition, conducting wire are connected with accumulator, are powered for field coil；Piston rod connects with piston
It connects, piston is with magnetorheological fluid in working cylinder；Guide ring covers on the piston rod, the direction for fixed piston movement.
Further, entire road surface is paved with as floor tile for magnetorheological piece, magnetorheological piece of unification in specific length section
It is controlled by a microcontroller, specific length is depending on actual conditions need；By taking 100 meters of ranges as an example, when vehicle is travelled to this
When section, which starts to detect velocity information, the location information of vehicle, and information of vehicles is transmitted to section list
Piece machine analyzes the travel situations of vehicle after microcontroller handles information, is made to control magnetorheological piece within the scope of 100 meters
Corresponding soft or hard variation；Without vehicle by when, microcontroller control by the electric current of field coil is zero, magnetic field intensity zero, magnetic
Property particle is disorderly arranged, and magnetorheological fluid is in Newtonian fluid state；Camera, pressure sensor detect that vehicle normal speed is logical
It crosses, microcontroller control is increased by the electric current of field coil, and magnetic field intensity increases, and magnetorheological fluid tends to solid state variation, magnetic
Rheology block is hardened；Camera, pressure sensor detect that overspeed of vehicle travels, and microcontroller control is subtracted by the electric current of field coil
Small, magnetic field intensity reduces, and magnetorheological fluid tends to liquid condition variation, and magnetorheological piece of softening makes vehicle traveling be obstructed to force
It slows down；When overspeed of vehicle passes through corner, microcontroller control is increased by the electric current of vehicle outside field coil, control passes through
The electric current of inside field coil reduces, and magnetorheological piece of vehicle outside is hardened, the softening of magnetorheological piece of inside, with balance corner from
Mental and physical efforts, the travel speed for limiting vehicle；The soft or hard degree of magnetorheological fluid depends on the case where overspeed of vehicle and left and right vehicle wheel matter
Measure distribution situation.
Further, pressure sensor is existing apparatus, magnetorheological piece of lower section is installed on, when vehicle is by non-bend section
Detect left and right vehicle wheel Mass Distribution situation；Left and right vehicle wheel quality is unbalanced, and pressure sensor transmits information to microcontroller, with vehicle
Center line is boundary, and microcontroller controls the field coil magnetic field intensity in magnetorheological piece of the larger side of quality and increases, control quality compared with
Field coil magnetic field intensity in magnetorheological piece of small side reduces, and the magnetic field intensity of both sides field coil is made to generate difference, to
Make magnetorheological piece of the larger side of quality to reach most hard state, makes the softening of magnetorheological piece of the smaller side of quality, until offsetting vehicle
Non-equilibrium state stop variation, softening degree is depending on left and right vehicle wheel Mass Distribution, to ensure vehicle smooth-ride.
Further, camera is existing apparatus, using can ranging, the high-definition cameras of 360 rotation monitorings can be carried out, peace
Loaded on both sides of the road, effect is to measure the location information of vehicle, velocity information according to the operating range of vehicle, time.
Further, power supply unit includes existing apparatus wind-driven generator, solar energy electroplax, accumulator；Wind-driven generator,
Solar energy electroplax is mounted on both sides of the road；Wind-driven generator, solar energy electroplax, pressure sensor, camera are and accumulator
Connection；The electric energy that wind-driven generator, solar energy electroplax work generate is stored in accumulator.
Further, pressure sensor is surveyed by detecting vehicle by the time of the pressure sensor at a certain distance interval
The speed of vehicle is made, the information of measurement, which is then sent to the car speed that microcontroller is measured with camera, integrates, most
Vehicle speed information is obtained eventually.
Microcontroller model AT89C51 in the total system circuit of the pavement structure.XTAL1, XTAL2, the circuit to connect
To play seismoelectric road necessary to microcontroller work.What RST connected is microcontroller switch, can pass through opening by the entire circuit of key control
It closes.The camera to connect with P1.7 calculates the speed of vehicle according to the position and time that capture vehicle.What is connected with P1.4 is pressure
Sensor is made of elastic element and resistance strain gage;When elastic element is under pressure, surface strains, and is pasted onto bullet
Property element surface obtain the resistance value of resistance strain gage by the respective change with the strain face of elastic element, answered by measuring resistance
Become piece change in resistance, come measure vehicle by when or so Mass Distribution.What P0.2, P0.3 connected is magnetic induction loop.With
What P0.0, P0.1 connected is magnetorheological piece, and magnetorheological piece is made of magnetorheological device and field coil.Power supply system circuit chip type
Number it is LT1073, inside has low-voltage analyzer, charging current is detected via resistance R6, maintains 16 milliamperes to fill in accumulator
Electric current will be switched off charging circuit in the near 4V of the output voltage of solar panels.302 be solar energy electroplax, provides 6V electricity
Pressure, connects with lithium-cell plate, electric energy is provided for entire circuit.Wind-force can allow wind wheel to rotate, and the inductance coil in wind wheel exists therewith
It is moved in magnetic field, then electric current is generated by four rectifiers.
Process description：
The novel road surface structure measures Vehicle Speed by camera, and position, camera are obtained to capture vehicle by camera
Information is transmitted to microcontroller, microcontroller calculates the travel speed of vehicle by time and position.If Vehicle Speed is normal
Then microcontroller control is increased by the electric current of field coil, and magnetic field increases magnetorheological piece and is hardened.If instead the vehicle row measured
The electric current for sailing the excessive then microcontroller control magnetic induction loop of speed reduces, and magnetic field reduces, and magnetorheological piece of softening increases resistance and reach
The purpose of deceleration.Simultaneously magnetorheological piece lower section install pressure sensor, measure vehicle by when left and right vehicle wheel pressure whether
Magnetorheological piece that the field coil electric current of the big side of quality increases the then side is hardened by equilibrium, microcontroller.
A kind of novel forest cruise, which is looked into, beats integrated dirigible, control method such as following steps：
Step 1. without vehicle by when, the magnetic field intensity that microcontroller controls in field coil is zero, and complete liquid is presented in magnetorheological fluid
Body state, magnetorheological piece of holding most soft state.
Step 2. pressure sensor, camera detection to vehicle normal speed when driving, by the velocity information position of vehicle
Information is transmitted to respective stretch microcontroller, and after microcontroller analyzing processing information, the magnetic field intensity controlled in field coil increases, magnetic
Rheology liquid is converted from liquid condition to solid state until complete solid state, at this point, magnetic current, which becomes faster, reaches most hard state,
Make vehicle normal pass.
Step 3. pressure sensor, camera detection to overspeed of vehicle when driving, by the velocity information of vehicle, location information
It is sent to respective stretch microcontroller, after microcontroller analyzing processing information, the magnetic field intensity controlled in field coil reduces, according to vehicle
Overspeed situation, magnetorheological fluid are converted to liquid condition, until being converted into half half liquid or fully liquid state admittedly, magnetorheological piece of change
It is soft, certain resistance is caused to vehicle, forces vehicle deceleration.
Step 4. is when the left and right vehicle wheel Mass Distribution on pressure sensor detects non-bend section is unbalanced, by vehicle
Velocity information, location information be transmitted to respective stretch microcontroller, after microcontroller analyzing processing information, using vehicle center line as boundary,
The magnetic field intensity for controlling the larger side field coil of quality increases, and the magnetic field intensity of the control smaller side field coil of quality subtracts
It is small, so that magnetorheological piece of the larger side of quality is reached most hard state, so that magnetorheological piece of the smaller side of quality is softened, to make vehicle
Or so Mass Distribution keep in balance.
Step 5. pressure sensor, camera detection to vehicle when corner is driven over the speed limit, by the location information of vehicle,
Velocity information is transmitted to respective stretch microcontroller, and the magnetic field that vehicle outside field coil is controlled after microcontroller analyzing processing information is strong
Degree increases, and the magnetic field intensity of control vehicle interior side field coil reduces, to make magnetorheological piece of vehicle outside be hardened, vehicle interior side
Magnetorheological piece of softening, the soft or hard variation degree in magnetorheological piece of interior outside should depending on the size of bend and overspeed of vehicle situation
Variation reduces influence of the centrifugal force to vehicle, prevents corner vehicle rollover from breakking away, ensure vehicle safety row to increase superelevation
It sails.
The present invention operation principle be：A kind of novel road surface structure is formed by magnetorheological piece and pressure sensor, to ensure
The realization of this kind of pavement structure function, is further equipped with power supply unit and camera.Camera and pressure sensor detection vehicle speed
Degree, normal vehicle operation, magnetorheological piece is hardened, and when driving, magnetorheological piece of softening applies resistance to vehicle, make vehicle overspeed of vehicle
Reduced Speed Now.On no bend road, when pressure sensor detects that left and right vehicle wheel quality is unbalanced, the larger one side magnetic of quality
Rheology block is hardened, and vehicle is made to keep left-right balance.When corner is driven over the speed limit, magnetorheological piece of outside is hardened vehicle, inside magnetic
Rheology block softens, and provides for the anti-sideslip of bend and effectively arranges, reduces traffic accident, be better than conventional pav structure.
Compared with prior art, the present invention has the following advantages：1, the device is made using wind-driven generator solar energy electroplax
For power supply unit, with green resource, energy-saving and emission-reduction.2, camera pressure sensor detects car speed letter in real time in the device
Breath.Behavioural information is more acurrate compared with manpower monitoring rapid.3, for the device once finding that overspeed of vehicle travels, microcontroller controls magnetic current
Become block to soften, overspeed of vehicle is prevented to travel, fundamentally prevent overspeed of vehicle behavior, reduces traffic accident.4, pass through
Magnetorheological piece of variation, prevents defective steering stabilizer.Rollover without installed on vehicle it is very convenient, compensate for most of anti-rollovers,
The limitation of anti-side-slip apparatus.5, intelligent processing mode is used when whole device acts on, handles, improves without artificial monitoring
Efficiency saves a large amount of human resources.
Description of the drawings
Fig. 1 is the overall structure diagram of the invention；
Fig. 2 is the partial structural diagram of the invention；
Fig. 3 is the total system circuit diagram of the invention；
Fig. 4 is the power supply unit system circuit diagram of the invention；
Fig. 5 is the work flow diagram of the invention；
In figure it is each marked as：Magnetorheological piece of 1-；The magnetorheological devices of 101-；102- field coils；2- pressure sensors；301- wind-force
Generator；302- solar energy electroplax；4- microcontrollers；5- cameras.
Specific implementation mode
In order to make the objectives, technical solutions and advantages of the present invention clearer, With reference to embodiment and join
According to attached drawing, the present invention is described in more detail.It should be understood that these descriptions are merely illustrative, and it is not intended to limit this hair
Bright range.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to avoid this is unnecessarily obscured
The concept of invention.
It please refers to Fig.1, Fig. 2, a kind of novel road surface structure, it is characterised in that including：Magnetorheological piece 1, pressure sensor 2,
Power supply unit 3, microcontroller 4, camera 5；Pressure sensor 2, camera 5 are connect with power supply unit 3；Power supply unit 3, pressure
Sensor 2, camera 5 are connect with microcontroller 4；Camera 5, pressure sensor 2 detect vehicle position information, velocity information,
And monitoring information is transmitted to microcontroller 4；Without vehicle by when, the magnetorheological device 101 in magnetorheological piece 1 is in the shape that do not work
State, magnetorheological piece 1 holding most soft condition；When vehicle normal speed by when, magnetorheological piece 1 is hardened, and is provided to vehicle normal
The pavement strength of traveling；When overspeed of vehicle when driving, magnetorheological piece 1 softening, give vehicle certain resistance, force vehicle deceleration row
It sails；When overspeed of vehicle passes through corner, magnetorheological piece 1 of vehicle outside is hardened, and magnetorheological piece 1 softening of vehicle interior side increases
The superelevation value of corner prevents vehicle rollover, breaks away.
Magnetorheological piece 1 is existing apparatus, inside magnetorheological device 101 is installed and required magnetic when the work of magnetorheological device is provided
Field coil 102, outside wrapped up by plastic material, magnetorheological device 101 by piston rod, conducting wire, upper cover plate, bellows, lead
Xiang Guan, piston, magnetorheological fluid and working cylinder composition, conducting wire and accumulator 303 are connected, are powered for field coil 102；Piston rod with
Piston connects, and piston is with magnetorheological fluid in working cylinder；Guide ring covers on the piston rod, the side for fixed piston movement
To.
It is paved with entire road surface for magnetorheological piece 1 as floor tile, magnetorheological piece 1 in specific length section is unified by a list
Piece machine 4 controls, and specific length is depending on actual conditions need；By taking 100 meters of ranges as an example, when vehicle is travelled to the section,
The section camera 5 starts to detect velocity information, the location information of vehicle, and information of vehicles is transmitted to the section microcontroller 4,
After microcontroller 4 handles information, the travel situations of vehicle are analyzed, are made accordingly to control magnetorheological piece 1 within the scope of 100 meters
Soft or hard variation；Without vehicle by when, the control of microcontroller 4 by the electric current of field coil 102 is zero, magnetic field intensity zero, magnetic
Property particle is disorderly arranged, and magnetorheological fluid is in Newtonian fluid state；Camera 5, pressure sensor 2 detect vehicle normal speed
Pass through, the control of microcontroller 4 is increased by the electric current of field coil 102, and magnetic field intensity increases, and magnetorheological fluid tends to solid state change
Change, magnetorheological piece 1 is hardened；Camera 5, pressure sensor 2 detect that overspeed of vehicle travels, and the control of microcontroller 4 passes through magnetic field line
The electric current of circle 102 reduces, and magnetic field intensity reduces, and magnetorheological fluid tends to liquid condition variation, and magnetorheological piece 1 softening makes vehicle row
It sails and is obstructed to force its deceleration；When overspeed of vehicle passes through corner, the control of microcontroller 4 passes through vehicle outside field coil 102
Electric current increase, control is reduced by the electric current of inside field coil 102, vehicle outside is hardened for magnetorheological piece 1, and inside is magnetorheological
Block 1 softens, to balance the centrifugal force of corner, limit the travel speed of vehicle；The soft or hard degree of magnetorheological fluid depends on vehicle
The case where hypervelocity and left and right vehicle wheel Mass Distribution situation.
Pressure sensor 2 is existing apparatus, is installed on magnetorheological piece 1 lower section, vehicle when non-bend section by detecting vehicle
Or so Mass Distribution situation；Left and right vehicle wheel quality is unbalanced, and pressure sensor 2 transmits information to microcontroller 4, in vehicle
Line is boundary, and microcontroller 4 controls 102 magnetic field intensity of field coil in magnetorheological piece of the larger side of quality and increases, control quality compared with
2 magnetic field intensity of field coil in magnetorheological piece 1 of small side reduces, and the magnetic field intensity of both sides field coil is made to generate difference, from
And make magnetorheological piece 1 of the larger side of quality to reach most hard state, make the softening of magnetorheological piece 1 of the smaller side of quality, until offsetting
The non-equilibrium state of vehicle stops variation, and softening degree is depending on left and right vehicle wheel Mass Distribution, to ensure vehicle smooth-ride.
Camera 5 is existing apparatus, using can ranging, the high-definition cameras 5 of 360 rotation monitorings can be carried out, be installed on
Road both sides, effect are to measure the location information of vehicle, velocity information according to the operating range of vehicle, time.
Power supply unit 3 includes existing apparatus wind-driven generator 301, solar energy electroplax 302, accumulator 303；Wind-driven generator
301, solar energy electroplax 302 is mounted on both sides of the road；Wind-driven generator 301, pressure sensor 2, is taken the photograph solar energy electroplax 302
As head 5 is connect with accumulator 303；The electric energy that wind-driven generator 301, the work of solar energy electroplax 302 generate is stored in accumulator
In 303.
It please refers to Fig.1, Fig. 2, microcontroller model AT89C51 in the total system circuit of the pavement structure.XTAL1,
XTAL2, the circuit to connect are to play seismoelectric road necessary to microcontroller work.What RST connected is microcontroller switch, can pass through button
Control the switch of entire circuit.The camera to connect with P1.7 calculates the speed of vehicle according to the position and time that capture vehicle.With
What P1.4 connected is that pressure sensor is made of elastic element and resistance strain gage;When elastic element is under pressure, surface
It strains, being pasted onto elastic element surface and obtaining the resistance value of resistance strain gage will mutually strain with the strain face of elastic element
Change, by measure resistance strain gage change in resistance, come measure vehicle by when or so Mass Distribution.P0.2, P0.3 connect
Be magnetic induction loop.What is connected with P0.0, P0.1 is magnetorheological piece, and magnetorheological piece is made of magnetorheological device and field coil.For
Electric system circuit chip model LT1073, inside there is low-voltage analyzer, charging current is detected via resistance R6, in accumulator
The middle charging current for maintaining 16 milliamperes will be switched off charging circuit in the near 4V of the output voltage of solar panels.302 be the sun
Energy battery plate, provides 6V voltages, connects with lithium-cell plate, electric energy is provided for entire circuit.Wind-force can allow wind wheel to rotate, in wind wheel
Inductance coil moves in magnetic field therewith, then generates electric current by four rectifiers.
Process description：
The novel road surface structure measures Vehicle Speed by camera, and position, camera are obtained to capture vehicle by camera
Information is transmitted to microcontroller, microcontroller calculates the travel speed of vehicle by time and position.If Vehicle Speed is normal
Then microcontroller control is increased by the electric current of field coil, and magnetic field increases magnetorheological piece and is hardened.If instead the vehicle row measured
The electric current for sailing the excessive then microcontroller control magnetic induction loop of speed reduces, and magnetic field reduces, and magnetorheological piece of softening increases resistance and reach
The purpose of deceleration.Simultaneously magnetorheological piece lower section install pressure sensor, measure vehicle by when left and right vehicle wheel pressure whether
Magnetorheological piece that the field coil electric current of the big side of quality increases the then side is hardened by equilibrium, microcontroller.
The above-described embodiments are merely illustrative of preferred embodiments of the present invention, not to the structure of the present invention
Think and protection domain is defined, without departing from the inventive concept of the premise, ordinary engineering and technical personnel is to this in this field
The various modifications and improvement that the technical solution of invention is made, should all be within protection scope of the present invention.
Claims (8)
1. a kind of novel road surface structure, it is characterised in that including：Magnetorheological piece（1）, pressure sensor（2）, power supply unit（3）,
Microcontroller（4）, camera（5）；Pressure sensor（2）, camera（5）And power supply unit（3）Connection；Power supply unit（3）, pressure
Force snesor（2）, camera（5）And microcontroller（4）Connection；Camera（5）, pressure sensor（2）Detect vehicle location letter
Breath, velocity information, and monitoring information is transmitted to microcontroller（4）；Without vehicle by when, magnetorheological piece（1）Interior magnetorheological device
(101) be in off position, magnetorheological piece（1）Keep most soft condition；When vehicle normal speed by when, magnetorheological piece
（1）It is hardened, the pavement strength of normally travel is provided to vehicle；When overspeed of vehicle when driving, magnetorheological piece（1）Soften, gives vehicle
Certain resistance, forces vehicle deceleration to travel；When overspeed of vehicle passes through corner, magnetorheological piece of vehicle outside（1）It is hardened, vehicle
Magnetorheological piece on the inside of（1）Soften, increase the superelevation value of corner, prevents vehicle rollover, breaks away.
2. a kind of novel road surface structure according to claim 1, it is characterised in that：Magnetorheological piece（1）For existing apparatus,
Inside is equipped with magnetorheological device（101）With the field coil for providing required magnetic field when magnetorheological device works（102）, outside is by plasticity
Material wraps up, magnetorheological device（101）By piston rod, conducting wire, upper cover plate, bellows, guide pipe, piston, magnetorheological fluid and work
Cylinder forms, field coil（102）It is looped around on piston head, conducting wire and accumulator（303）Connection is field coil（102）Power supply；
Piston rod is connect with piston, and piston is with magnetorheological fluid in working cylinder；Guide ring covers on the piston rod, is transported for fixed piston
Dynamic direction.
3. a kind of novel road surface structure according to claim 1, it is characterised in that：Magnetorheological piece（1）It is spread as floor tile
Full entire road surface, magnetorheological piece in specific length section（1）Unification is by a microcontroller（4）Control, specific length is according to reality
Depending on border situation needs；When vehicle is travelled to magnetorheological piece（1）When upper, the section camera（5）Start the speed of detection vehicle
Information, location information, and information of vehicles is transmitted to the section microcontroller（4）, microcontroller（4）After handling information, vehicle is analyzed
Travel situations, to control magnetorheological piece（1）Make corresponding soft or hard variation；Without vehicle by when, microcontroller（4）Control
Pass through field coil（102）Electric current be zero, magnetic field intensity zero, magnetic-particle is disorderly arranged, and magnetorheological fluid is in Newtonian liquid
Body state；Camera（5）, pressure sensor（2）Detect that vehicle normal speed passes through, microcontroller（4）Control passes through magnetic field line
Circle（102）Electric current increase, magnetic field intensity increase, magnetorheological fluid tend to solid state variation, magnetorheological piece（1）It is hardened；Camera shooting
Head（5）, pressure sensor（2）Detect that overspeed of vehicle travels, microcontroller（4）Control passes through field coil（102）Electric current subtract
Small, magnetic field intensity reduces, and magnetorheological fluid tends to liquid condition and changes, magnetorheological piece（1）Soften, vehicle traveling is made to be obstructed to compel
Make its deceleration.
4. a kind of novel road surface structure according to claim 1, it is characterised in that：It is single when overspeed of vehicle passes through corner
Piece machine（4）Control passes through vehicle outside field coil（102）Electric current increase, control pass through inside field coil（102）Electricity
Stream reduces, magnetorheological piece of vehicle outside（1）It is hardened, magnetorheological piece of inside（1）Soften, to balance centrifugal force, the limitation of corner
The travel speed of vehicle；The soft or hard degree of magnetorheological fluid depends on the case where overspeed of vehicle and left and right vehicle wheel Mass Distribution feelings
Condition.
5. a kind of novel road surface structure according to claim 1, it is characterised in that：Pressure sensor（2）For existing apparatus,
It is installed on magnetorheological piece（1）Lower section, vehicle is by detecting left and right vehicle wheel Mass Distribution situation when non-bend section；Left and right vehicle wheel matter
Measure unbalanced, pressure sensor（2）Transmit information to microcontroller（4）, microcontroller（4）The magnetic that control passes through the larger side of quality
Field coil（102）Electric current increases, and magnetic field intensity increases, magnetorheological piece of the side（1）And reach most hard state；Control passes through matter simultaneously
The field coil of the smaller side of amount（102）Electric current reduces, and magnetic field reduces, magnetorheological piece of the side（1）Soften, until offsetting vehicle
Non-equilibrium state stops variation, and softening degree is depending on left and right vehicle wheel Mass Distribution, to ensure vehicle smooth-ride.
6. a kind of novel road surface structure according to claim 1, it is characterised in that：Camera（5）For existing apparatus, use
Can ranging, the high-definition cameras of 360 rotation monitorings can be carried out（5）, both sides of the road are installed on, effect is the traveling according to vehicle
Distance, time measure the location information of vehicle, velocity information.
7. a kind of novel road surface structure according to claim 1, it is characterised in that：Power supply unit（3）Including existing apparatus
Wind-driven generator（301）, solar energy electroplax（302）, accumulator（303）；Wind-driven generator（301）, solar energy electroplax（302）?
It is installed on both sides of the road；Wind-driven generator（301）, solar energy electroplax（302）, pressure sensor（2）, camera（5）With storage
Battery（303）Connection；Wind-driven generator（301）, solar energy electroplax（302）The electric energy that work generates is stored in accumulator（303）
In.
8. a kind of novel road surface structure according to claim 1, it is characterised in that：Microcontroller（4）Model AT89C51.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810626037.3A CN108774933B (en) | 2018-06-18 | 2018-06-18 | Novel pavement structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN110761138A (en) * | 2019-12-02 | 2020-02-07 | 沈阳众磊道桥有限公司 | Vehicle magnetic hybrid assembly type pavement structure suitable for heavy-load traffic and construction method |
| CN113417187A (en) * | 2020-10-14 | 2021-09-21 | 山东交通学院 | Height-variable ultrahigh device and use method |
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| CN108774933B (en) | 2020-06-30 |
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