CN107153028A - Asphalt highway multifunction test detecting system - Google Patents
Asphalt highway multifunction test detecting system Download PDFInfo
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- CN107153028A CN107153028A CN201710428174.1A CN201710428174A CN107153028A CN 107153028 A CN107153028 A CN 107153028A CN 201710428174 A CN201710428174 A CN 201710428174A CN 107153028 A CN107153028 A CN 107153028A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/42—Road-making materials
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
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Abstract
The invention discloses a kind of asphalt highway multifunction test detecting system, including ring test road surface, test cart, experiment control system, pavement detection system and enclosing is located at the heat-insulation wall plate of ring test road surface periphery, surround blocking test space, ring-shaped guide rail is set on the inside of ring test road surface, experiment control system is used for Control experiment dolly, test temperature control device, test humidity conditioner and environment simulator, environment simulator includes rainfall simulator and ultraviolet lamp, pavement detection system is used to detect road surface stress and the deformation under different tests environment and test parameters；Using structure and conventional vehicles structure identical test cart, and supporting laying and existing highway pavement structure identical ring test road surface, test cart ring test road surface it is up walk, fully simulated driving vehicle road pavement can roll state, simple in construction, cost is low.
Description
Technical field
Detected the present invention relates to bituminous paving experimental technique field, more particularly to a kind of asphalt highway multifunction test
System.
Background technology
With China's rapid development of economy, highway traffic infrastructure construction also obtains great-leap-forward development.It is public in China
In the pavement structure on road, bituminous paving occupies considerable position, especially high-grade highway and has accounted for 90% or so.2005
Year, the five vertical and seven horizontal national trunk highways system was completely through the end of the year 2016, highway in China is open to traffic total kilometrage up to 469.3 ten thousand kilometers.
Semi-rigid Pavement of Asphalt proportion is up to 3 ∕ 4 in built highway.
The increase of traffic volume of highway and the increase of axle weight propose acid test to bituminous paving.The design of new highway
Life-span and disease cycle can not be verified in a short time, it is impossible to improved for later road and road preventive maintenance is carried in time
For reliable foundation.Some data can only could be gathered after road is fixed through operation after a while.It is badly in need of at present a set of
Accurate detecting system is made in a short time to the projected life and disease cycle for preparing road construction, so can be new
Road optimization design and road preventive maintenance provide the detection data of science.
There is a small amount of production road-surface accelerating and loading test equipment on our times, but these testing equipments are bulky, structure
Complicated, fault rate is high, cost of manufacture and maintenance cost costliness, the project of inspection are relatively limited.This domestic kind equipment is less, examines
Project is less.Import equipment, expensive, power consumption is high, inconvenient maintenance.And these equipment are more using single active wheels or list
One driven wheels roll mode, and situation about being rolled jointly with actual vehicle active wheels, driven wheels is not inconsistent, and test data is accurate
True property is poor, it is impossible to the cycle that Accurate Prediction pavement disease occurs.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of asphalt highway multifunction test detecting system, use
Structure and conventional vehicles structure identical test cart, and supporting laying and existing highway pavement structure identical circular test road
Face, test cart ring test road surface it is up walk, fully simulated driving vehicle road pavement can roll state, structure letter
Single, cost is low, meanwhile, the also supporting setting experiment control system of the present invention and pavement detection system, experiment control system can be real
When control the test cart speed of travel, and can comprehensive simulated experimental enviroment, pavement detection system can walk in test cart
During monitoring pavement behavior in real time, and feed back to Data Analysis Computer after pavement behavior is parameterized and analyzed, can
The accurate road construction depth detected under different tests condition and experimental enviroment, road evenness, the rut depth of consecutive variations
Degree, road surface breakage and road surface stress variation situation, Accurate Prediction Road Service Life and disease cycle.
In order to solve the above technical problems, the technical solution used in the present invention is：A kind of multi-functional examination of asphalt highway
Test detecting system, including ring test road surface, test cart, experiment control system, pavement detection system and enclose and be located at annular
The heat-insulation wall plate of Surface of Trial Pavement periphery, the heat-insulation wall plate top surface and bottom surface set top plate and bottom plate respectively, for surrounding closing
Ring-shaped guide rail is set on the inside of test space, the ring test road surface, and the test cart is placed on ring test road surface and logical
Cross guide rod and directive wheel is connected with ring-shaped guide rail, the experiment control system is used for Control experiment dolly, test temperature and controlled
Device, experiment humidity conditioner and environment simulator, environment simulator includes rainfall simulator and ultraviolet shines
Injection device, the rainfall simulator is arranged on surface inside ring test, and the ultraviolet lamp is arranged on top plate
On, the pavement detection system is used to detect road surface stress and the deformation under different tests environment and test parameters.
The ring test road surface is the annular road surface laid by construction of the highway standard, and annular road surface is respectively from top to bottom
Upper layer, the middle and the lower layer.
The test cart include compartment, motor, drive shaft, road wheel and deflecting roller pair, the main shaft by means of
Bearing and bearing block are arranged on below compartment one end, and weighing sensor is installed between bearing block and compartment, and the motor is consolidated
Dingan County is in the compartment, and motor power end is installed and big sprocket wheel is installed in the middle part of minor sprocket, drive shaft, big sprocket wheel and minor sprocket it
Between chain is installed, deflecting roller is to including two sets of universal wheels, two sets of universal wheels are arranged on before compartment by means of rotary sleeve and rotary shaft
Guide rod is horizontally mounted in the middle part of end, the compartment, the ring-shaped guide rail includes the I-steel and column in continuous circular shape, column edge
It is evenly arranged on the inside of ring test road surface, I-steel web lower surface is welded with column top, guide rod open end level
Two sets of aligning antifriction bearings are installed, two sets of aligning antifriction bearings are installed on I-steel edge of a wing medial surface and lateral surface, the experiment
Dolly is connected by trolley with power line.
The experiment control system include PLC, temperature sensor, humidity sensor, vehicle speed sensor, weighing sensor,
Motor control module, rainfall control module, touch screen of industrial personal computer and ultraviolet control module, the PLC signal output parts
Connection temperature controller, humidity controller, rainfall simulator control end and motor control end, the temperature sensor,
Humidity sensor, vehicle speed sensor, weighing sensor, motor control module and rainfall control module and PLC inputs without
Line is communicated, and touch screen of industrial personal computer and PLC two-way communications, the temperature sensor and humidity sensor are arranged on the inside of warming plate,
Heater, humidification device and refrigerating plant are horizontally mounted on the warming plate, humidity controller connects humidification device control end,
Temperature controller connects heater and refrigerating plant control end, and temperature sensor is used to detect test ambient temperature, and humidity is passed
Sensor is used to detect experimental enviroment humidity, and vehicle speed sensor is used for real-time monitoring test carriage walking speed, and weighing sensor is used
In detection test cart loaded weight, ultraviolet control module is used for intensity and the duration for controlling ultraviolet to irradiate, rainfall control
Module is used for the rainfall intensity and rainfall duration for controlling rainfall simulator.
The rainfall simulator includes annular feed pipe, water pump, rainfall motor and shower nozzle, and annular feed pipe is located at annular
Directly over Surface of Trial Pavement, pump outlet is connected with annular feed pipe, and rainfall motor is used to drive on the downside of water pump, annular feed pipe
Provided with shower nozzle uniform along its length, rainfall motor control terminal connection PLC output ends, the ultraviolet lamp includes
Uviol lamp directly over ring test road surface, uviol lamp is evenly arranged and uviol lamp along ring test road surface length direction
Control end connects PLC output ends.
The pavement detection system include rutting depth measuring device, construction depth measurement apparatus, planeness measuring apparatus,
Pressure sensor and road surface integrated imaging instrument, data processing equipment, wireless signal generating means, wireless signal receiver, number
According to analysis computer and display screen, the rutting depth measuring device, construction depth measurement apparatus, planeness measuring apparatus, pressure
Force snesor and road surface integrated imaging instrument and data processing equipment one-way communication, wireless signal transmitting device and data processing equipment
One-way communication, wireless signal receiver is used for the signal for receiving wireless signal transmitting device, and the signal of reception is passed to
Data Analysis Computer, display screen connection Data Analysis Computer signal end.
The rutting depth measuring device, construction depth measurement apparatus and planeness measuring apparatus use laser sensor
As signal pickup assembly, the test cart tail end is transversely mounted under the laser probe frame being horizontal, laser probe frame
Five sets of laser sensors are fixedly mounted in surface, wherein two sets of laser sensors are separately mounted to laser probe frame high order end and most right
End, a set of laser sensor is arranged on the centre position of laser probe frame, and two sets of laser sensors are separately mounted to laser in addition
On probe holder directly over the run trace of both sides road wheel, the road surface integrated imaging instrument is fixedly mounted on before test cart
End, the pressure sensor includes three sets of pressure cells for being embedded in upper layer, the middle and the lower layer bottom, the pressure cell
Immediately below the run trace for being embedded in inner side road wheel（Referring to accompanying drawing 2）.
It is using the beneficial effect produced by above-mentioned technical proposal：Tested using structure and conventional vehicles structure identical
Dolly, is divided into compartment, road wheel and deflecting roller, motor is installed in compartment, can also be according to experimental condition in compartment
Counterweight is placed, is easy to simulate the destructiveness of test cart under different loading conditions to ring test road surface, meanwhile, with the present invention
It is supporting laying and existing highway pavement structure identical ring test road surface, test cart ring test road surface it is up walk, be
Ensure that the run trace of test cart is identical with the track on ring test road surface, annular is installed on the inside of ring test road surface and led
Rail, test cart connects ring-shaped guide rail by guide rod and aligning antifriction bearing, fully simulated driving vehicle road pavement can put down
The difference Road form such as straight section and bend rolls state, and simple in construction, cost is low；Meanwhile, the present invention is also supporting to set experiment
Control system and pavement detection system, experiment control system can Control experiment carriage walking speed in real time, and being capable of mould comprehensively
Intend experimental enviroment, such as test temperature, experiment humidity, drench with rain and ultraviolet radiation situation, different examinations are reflected in more comprehensively
Test the deformation that rear road surface is rolled on test cart road surface under environment；Pavement detection system can be in test cart walking process
Monitoring pavement behavior in real time, and feed back to Data Analysis Computer after pavement behavior is parameterized and analyzed, can accurately it examine
Measure road construction depth under different tests condition and experimental enviroment, road evenness, the rutting depth of consecutive variations, road surface
Damaged and road surface stress variation situation, Accurate Prediction Road Service Life and disease cycle.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention（Top view）；
Fig. 2 is Fig. 1 A-A to sectional view；
Fig. 3 is structural representation（Front view）；
Fig. 4 is test cart structural representation；
Fig. 5 is Fig. 4 left view；
Fig. 6 is Fig. 4 top view；
Fig. 7 is ring test road surface top view；
Fig. 8 is Fig. 7 section structure schematic diagram；
Fig. 9 is experiment control system schematic diagram；
Figure 10 is pavement detection system schematic diagram；
Wherein：1st, heat-insulation wall plate；2nd, ring test road surface；3rd, heater；4th, rainfall simulator；5th, ultraviolet irradiation simulation
Device；6th, test cart；6-1, compartment；6-2, road wheel；6-3, vehicle speed sensor；6-4, drive shaft；6-5, big sprocket wheel；6-6、
Chain；6-7, minor sprocket；6-8, motor；6-9, deflecting roller；6-10, laser probe frame；6-11, laser sensor；6-12、
Road surface integrated imaging instrument；6-13, weighing sensor；6-14, counterweight；7th, humidification device；8th, guide rod；9th, ring-shaped guide rail；10th, make
Device for cooling；11st, power line；12nd, trolley；13rd, temperature sensor；14th, pressure cell；15th, top plate；16th, plummer.
Embodiment
With reference to the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Ground is described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still the present invention can be with
It is different from other manner described here using other to implement, those skilled in the art can be without prejudice to intension of the present invention
In the case of do similar popularization, therefore the present invention is not limited by following public specific embodiment.
As Figure 1-3, the invention discloses a kind of asphalt highway multifunction test detecting system, including annular examination
Test road surface 2, test cart 6, experiment control system, pavement detection system and enclose the insulation for being located at the periphery of ring test road surface 2
Wallboard 1, the top surface of heat-insulation wall plate 1 and bottom surface set top plate 15 and bottom plate respectively, for surrounding blocking test space, the ring
The inner side of shape Surface of Trial Pavement 2 sets ring-shaped guide rail 9, and the test cart 6 is placed on ring test road surface 2 and by the and of guide rod 8
Directive wheel is connected with ring-shaped guide rail 9, and the experiment control system is used for Control experiment dolly 6, test temperature control device, experiment
Humidity conditioner and environment simulator, environment simulator include rainfall simulator 4 and ultraviolet lamp 5,
Directly over the rainfall simulator 4 is arranged on inside ring test, the ultraviolet lamp 5 is arranged on top plate 15,
The pavement detection system is used to detect road surface stress and the deformation under different tests environment and test parameters, using structure
With conventional vehicles structure identical test cart, it is divided into compartment 6-1, road wheel 6-2 and deflecting roller 6-9, is installed in compartment 6-1
Motor 6-8, can also place counterweight 6-14 according to experimental condition in compartment, be easy to simulate under different loading conditions and test
Dolly 6 to the destructiveness on ring test road surface 2, meanwhile, with the supporting laying of the present invention and existing highway pavement structure identical
Ring test road surface 2, test cart 6 is walked on ring test road surface 2, in order to ensure the run trace and ring of test cart 6
The track of shape Surface of Trial Pavement 2 is identical, installs ring-shaped guide rail 9 in the inner side of ring test road surface 2, test cart 6 is connected by guide rod 8
Ring-shaped guide rail 9 is connect, fully state, knot can be rolled by the different Road form such as simulated driving vehicle road pavement flat segments and bend
Structure is simple, and cost is low.
The ring test road surface 2 is the annular road surface laid by construction of the highway standard, and annular road surface is distinguished from top to bottom
For upper layer, the middle and the lower layer, upper layer, the middle and the lower layer are laid according to the requirement of prevailing roadway job specfication
（Referring to accompanying drawing 7-8）.
Referring to accompanying drawing 4-6, the test cart 6 includes compartment 6-1, motor 6-8, drive shaft 6-4, road wheel 6-2
With deflecting roller pair, the main shaft is arranged on below compartment 6-1 one end by means of bearing and bearing block, bearing block and compartment 6-1 it
Between weighing sensor 6-13 is installed, the motor 6-8 is fixedly mounted in compartment 6-1, and motor 6-8 power ends are installed
Big sprocket wheel 6-5 is installed in the middle part of minor sprocket 6-7, drive shaft 6-4, chain 6-6 is installed between big sprocket wheel 6-5 and minor sprocket 6-7, is turned to
Wheel is to including two sets of universal wheels, two sets of universal wheels are arranged on compartment 6-1 front ends, the compartment 6- by means of rotary sleeve and rotary shaft
1 middle part is horizontally mounted guide rod 8, and the ring-shaped guide rail 9 includes the I-steel and column in continuous circular shape, and column is along ring test
The inner side of road surface 2 is evenly arranged, and I-steel web lower surface is welded with column top, and the open end of guide rod 8 is horizontally mounted two
Aligning antifriction bearing is covered, two sets of aligning antifriction bearings are installed on I-steel edge of a wing medial surface and lateral surface, and the test cart 6 leads to
Cross trolley 12 to connect with power line 11, two sets of aligning antifriction bearings are used for the run trace of limit assay dolly 6, using wiping
Line connects power line, facilitates test cart 6 to be walked in annular trace, reduces wiring cost.
Test cart is designed with reference to 43 tons of heavy-duty vehicle, road pavement roll and road pavement the extent of damage and 43 tons of weight
Carrier vehicle is consistent, can add the counterweight of corresponding proportion in compartment according to test requirements document in process of the test, make result of the test
It is more accurate, motor 8 is set in compartment 1, and motor 8 obtains electric rotation, passes through minor sprocket 7, chain 6 and the band of big sprocket wheel 5
Dynamic drive shaft 4 is rotated, and drive shaft drives the rotation of road wheel 2 to realize that dolly drives.In two driving wheel 6-2, a driving
Wheel is affixed with drive shaft, and another driving wheel can freely be rotated on drive shaft 6-4, and two such driving wheel can realize difference
Speed is turned.
Two deflecting roller 6-9 are Universal wheel structure, realize that dolly is turned to, one group of laser is installed on laser probe frame 6-10
Sensor 6-11, laser sensor 6-11 quantity are related to the width on ring test road surface, when test cart 6 is tested and travelled,
It can require to realize the detection of satisfy the need surface evenness, texture structure depth and rutting depth according to working specification.Road surface is integrated
Imager 12 road pavement breakage can carry out IMAQ and Data Analysis Services in real time.Examination is realized by increasing and decreasing counterweight 14
The load-carrying of dolly 6 adjustment is tested, weighing sensor 13 can show the load condition of test cart.Vehicle speed sensor 3 calculates energy by PLC
The travel speed of display test cart, small vehicle speed 0-60KM/h is realized in industry control touch screen operation acceleration-deceleration button in real time
It is adjustable.Test cart is run one week on annular road surface to be only needed to about 2 seconds, can roll 4.3 ten thousand to the test section of needs within 1 day
Repeatedly, January can be rolled more than 1,300,000 times.The different materials selected by building highway, which are provided, accurately and efficiently to be tested
Method, quick, true, effective research technique is provided for different inspection projects.
Referring to accompanying drawing 9, the experiment control system includes PLC, temperature sensor 13, humidity sensor, vehicle speed sensor
6-3, weighing sensor 6-13, motor 6-8 control modules, rainfall control module, touch screen of industrial personal computer and ultraviolet line traffic control
Module, the PLC signal output parts connection temperature controller, humidity controller, the control end of rainfall simulator 4 and motor
6-8 control ends, the temperature sensor 13, humidity sensor, vehicle speed sensor 6-3, weighing sensor 6-13, motor 6-
8 control modules and rainfall control module and PLC input radio communications, touch screen of industrial personal computer and PLC two-way communications, the temperature
Sensor 13 and humidity sensor are arranged on the inside of warming plate, and heater 3, humidification device 7 are horizontally mounted on the warming plate
With refrigerating plant 10, the humidity controller connection control end of humidification device 7, temperature controller connection heater 3 and refrigerating plant
10 control ends, temperature sensor 13 is used to detect test ambient temperature, and humidity sensor is used to detect experimental enviroment humidity, speed
Sensor 6-3 is used for the real-time speed of travel of monitoring test dolly 6, and weighing sensor 6-13 is used to detect the loading weight of test cart 6
Amount, ultraviolet control module is used for intensity and the duration for controlling ultraviolet to irradiate, and rainfall control module is used to control rainfall simulation
The rainfall intensity and rainfall duration of device 4, Indoor Temperature is realized by heater 3, refrigerating plant 10 under the monitoring of sensor 13
Degree is at -20 DEG C -- and it is controllable between 60 DEG C, to simulate the influence of road pavement load test at different temperatures, rainfall simulator 4
Can road pavement rainfall according to demand, rain time and rainfall be controllable, to test under the conditions of Different climate to the examination of loading road surface
The influence tested.Ultraviolet lamp 5 is used for speed in the control system in simulated roadway natural aging degree, the present invention and sensed
Device 6-3 and weighing sensor 6-13 are the incoming PLC of wireless signal, temperature sensor 13, and motor control and rainfall control are
Signal wire connects PLC.
The rainfall simulator 4 includes annular feed pipe, water pump, rainfall motor and shower nozzle, and annular feed pipe is located at ring
Directly over shape Surface of Trial Pavement 2, the spoken annular feed pipe connection of water pump water outlet, rainfall motor is used to drive water pump, annular feed pipe
Downside is provided with shower nozzle uniform along its length, rainfall motor control terminal connection PLC output ends, the ultraviolet lamp
5 include being located at the uviol lamps directly over ring test road surface 2, uviol lamp be evenly arranged along the length direction of ring test road surface 2 and
Uviol lamp control end connects PLC output ends, and the shower nozzle of rainfall simulator is given birth to using SPAYING SYSTEMS CO companies of the U.S.
The FULLJET rotation following spray shower nozzle simulated rainfalls of production, 3 kinds of different sizes（FULLJET1/8,2/8,3/8）Vertical full spray formula
Raindrop simulation is nozzle specially used, is superimposed as a raindrop injection group, can both have larger raininess to change, and ensures that raindrop simulate effect
So as to form raininess continuously adjustabe from small to large, raindrop form, the rainfall uniformity artificial automatic mold similar to natural precipitation
Intend rainfall, uviol lamp irradiates high intensity ultraviolet lamp using U.S.'s SP companies UV-400 types large area.
Referring to accompanying drawing 10, the pavement detection system includes rutting depth measuring device, construction depth measurement apparatus, smooth
Spend measurement apparatus, it is pressure sensor and road surface integrated imaging instrument 6-12, data processing equipment, wireless signal generating means, wireless
Signal receiving device, Data Analysis Computer and display screen are the rutting depth measuring device, construction depth measurement apparatus, flat
Whole degree measurement apparatus, pressure sensor and road surface integrated imaging instrument 6-12 and data processing equipment one-way communication, wireless signal hair
Injection device and data processing equipment one-way communication, wireless signal receiver are used for the signal for receiving wireless signal transmitting device,
And the signal of reception is passed into Data Analysis Computer, display screen connection Data Analysis Computer signal end, the system is used
Laser sensor is combined into inertia with reference to vertical section of road surface section detecting system, and detection in real time includes the road of short wavelength and long wavelength
Face vertical section section curve（Direct-type detects class）, while various pavement evaluation indexs are obtained, including：International roughness index
（IRI）, flatness standard deviation（σ）, observation marking value（RN）, riding quality index（RQI）, pavement structural depth（TD）, rut
During depth survey, 5 laser sensors are responsible for the data acquisition of road surface cross section, and test system records each cross section automatically
And range data, it is deep by each cross section relative altitude data calculating rut according to the prescribed model of specification that system handles software
Degree,.
Using laser sensor as data acquisition device, laser sensor 6-11 is pacified by means of laser probe frame 6-10
Mounted in the tail end of test cart 6, laser sensor 6-11 is apart from 300 millimeters of ground level, and laser sensor 6-11 is used for measuring channels
The elevation of road difference test point, by the elevation stroke full curve of the different test points measured by laser sensor 6-11, you can
Intuitively show surface deformation situation.
The rutting depth measuring device, construction depth measurement apparatus and planeness measuring apparatus use laser sensor
6-11 is transversely mounted the laser probe frame 6-10 being horizontal, laser as signal pickup assembly, the tail end of test cart 6
Five sets of laser sensor 6-11 are fixedly mounted in probe holder 6-10 lower surfaces, wherein two sets of laser sensor 6-11 are separately mounted to swash
Light probe frame 6-10 high order ends and low order end, a set of laser sensor 6-11 are arranged on laser probe frame 6-10 centre position,
Other two sets of laser sensor 6-11 are separately mounted on laser probe frame directly over the run trace of both sides road wheel, institute
State road surface integrated imaging instrument 6-12 and be fixedly mounted on the front end of test cart 6, the pressure sensor is embedded in above including three sets
Layer, middle surface layer and the pressure cell 14 of cutting optimal bottom, the pressure cell 14 are being embedded in inner side road wheel 6-2 run trace just
Lower section, planeness measuring apparatus, construction depth measurement apparatus, rutting depth measuring device, respectively according to JTG E60-2008《It is public
Road subgrade and pavement on-the-spot test code》Middle T0934-2008 vehiculars laser profilometer measure flatness test method,
T0966-2008 vehicular laser construction depth determines construction depth test method, T0973 asphalt pavement rut method of testings
It is required that be configured, measured result meets JTG E60-2008《Highway subgrade road surface on-the-spot test code》It is required that.
In a word, the present invention is divided into compartment 6-1, walking by using structure and conventional vehicles structure identical test cart 6
6-2 and deflecting roller 6-9 is taken turns, motor 6-8 is installed in compartment 6-1, can also be placed according to experimental condition in compartment 6-1
Counterweight 6-14, is easy to simulate the destructiveness of test cart 6 under different loading conditions to ring test road surface 2, meanwhile, with this hair
Bright supporting laying and existing highway pavement structure identical ring test road surface 2, test cart 6 is up on ring test road surface 2
Walk, it is identical with the track on ring test road surface 2 in order to ensure the run trace of test cart 6, pacify in the inner side of ring test road surface 2
Fill ring-shaped guide rail 9, test cart 6 by guide rod 8 connect ring-shaped guide rail 9, can fully simulated driving vehicle road pavement it is straight
Section and the different Road forms such as bend roll state, and simple in construction, cost is low；Meanwhile, the present invention is also supporting to set experiment control
System processed and pavement detection system, experiment control system being capable of the speeds of travel of Control experiment dolly 6, and being capable of comprehensive simulated in real time
Experimental enviroment, such as test temperature, experiment humidity, drench with rain and ultraviolet radiation situation, different tests are reflected in more comprehensively
The road pavement of test cart 6 rolls the deformation on rear road surface under environment；Pavement detection system can be in the walking process of test cart 6
In monitoring pavement behavior in real time, and feed back to Data Analysis Computer after pavement behavior is parameterized and analyzed, can be accurate
Detect road construction depth under different tests condition and experimental enviroment, road evenness, the rutting depth of consecutive variations, road
Face breakage and road surface stress variation situation, Accurate Prediction Road Service Life and disease cycle, closed in road disease and occur it
Preceding carry out preventive maintenance, can greatly extend Road Service Life, reduce road operation cost.It can accurately predict and engage in this profession
Road disease cycle and disease species, targetedly prevention can be just carried out to road and is conserved.Its economic value be it is immeasurable, can
To say that the predicted link disease cycle is a revolution of constructing road.
Claims (7)
1. a kind of asphalt highway multifunction test detecting system, it is characterised in that：Including ring test road surface（2）, experiment
Dolly（6）, experiment control system, pavement detection system and enclose and be located at ring test road surface（2）The heat-insulation wall plate of periphery（1）,
The heat-insulation wall plate（1）Top surface and bottom surface set top plate respectively（15）And bottom plate, for surrounding blocking test space, the annular
Surface of Trial Pavement（2）Inner side sets ring-shaped guide rail（9）, the test cart（6）It is placed in ring test road surface（2）Above and by leading
To bar（8）With directive wheel and ring-shaped guide rail（9）Connection, the experiment control system is used for Control experiment dolly（6）, test temperature
Control device, experiment humidity conditioner and environment simulator, environment simulator include rainfall simulator（4）And purple
Outer beam irradiating apparatus（5）, the rainfall simulator（4）Directly over inside ring test, the ultraviolet irradiation dress
Put（5）Installed in top plate（15）On, the pavement detection system is used to detect the road surface under different tests environment and test parameters
Stress and deformation.
2. asphalt highway multifunction test detecting system according to claim 1, it is characterised in that：The annular examination
Test road surface（2）For the annular road surface laid by construction of the highway standard, annular road surface be respectively from top to bottom upper layer, middle surface layer and
Cutting optimal.
3. asphalt highway multifunction test detecting system according to claim 2, it is characterised in that：The experiment is small
Car（6）Including compartment（6-1）, motor（6-8）, drive shaft（6-4）, road wheel（6-2）With deflecting roller pair, the main shaft is borrowed
Help bearing and bearing block is arranged on compartment（6-1）Below one end, bearing block and compartment（6-1）Between weighing sensor is installed
（6-13）, the motor（6-8）It is fixedly mounted on compartment（6-1）It is interior, motor（6-8）Power end installs minor sprocket
（6-7）, drive shaft（6-4）Middle part is installed by big sprocket wheel（6-5）, big sprocket wheel（6-5）And minor sprocket（6-7）Between chain is installed（6-
6）, deflecting roller is to including two sets of universal wheels, two sets of universal wheels are arranged on compartment by means of rotary sleeve and rotary shaft（6-1）Front end,
The compartment（6-1）Middle part is horizontally mounted guide rod（8）, the ring-shaped guide rail（9）Including the I-steel in continuous circular shape and vertical
Post, column is along ring test road surface（2）Inner side is evenly arranged, and I-steel web lower surface is welded with column top, described to be oriented to
Bar（8）Open end is horizontally mounted two sets of aligning antifriction bearings, two sets of aligning antifriction bearings be installed on I-steel edge of a wing medial surface and
Lateral surface, the test cart（6）Pass through trolley（12）With power line（11）Connection.
4. asphalt highway multifunction test detecting system according to claim 3, it is characterised in that：The experiment control
System processed includes PLC, temperature sensor（13）, humidity sensor, vehicle speed sensor（6-3）, weighing sensor（6-13）, driving
Motor（6-8）Control module, rainfall control module, touch screen of industrial personal computer and ultraviolet control module, the PLC signal output parts
Connect temperature controller, humidity controller, rainfall simulator（4）Control end and motor（6-8）Control end, the temperature
Sensor（13）, humidity sensor, vehicle speed sensor（6-3）, weighing sensor（6-13）, motor（6-8）Control module
With rainfall control module and PLC input radio communications, touch screen of industrial personal computer and PLC two-way communications, the temperature sensor
（13）It is arranged on humidity sensor on the inside of warming plate, heater is horizontally mounted on the warming plate（3）, humidification device（7）
And refrigerating plant（10）, humidity controller connection humidification device（7）Control end, temperature controller connection heater（3）And system
Device for cooling（10）Control end, temperature sensor（13）For detecting test ambient temperature, humidity sensor is used to detect proving ring
Border humidity, vehicle speed sensor（6-3）For real-time monitoring test dolly（6）The speed of travel, weighing sensor（6-13）For examining
Survey test cart（6）Loaded weight, ultraviolet control module is used for intensity and the duration for controlling ultraviolet to irradiate, rainfall control mould
Block is used to control rainfall simulator（4）Rainfall intensity and rainfall duration.
5. asphalt highway multifunction test detecting system according to claim 4, it is characterised in that：The rainfall mould
Intend device（4）Including annular feed pipe, water pump, rainfall motor and shower nozzle, annular feed pipe is located at ring test road surface（2）On just
Side, pump outlet is connected with annular feed pipe, and rainfall motor is used to drive on the downside of water pump, annular feed pipe provided with along its length
The uniform shower nozzle in direction, rainfall motor control terminal connection PLC output ends, the ultraviolet lamp（5）Including positioned at annular
Surface of Trial Pavement（2）The uviol lamp of surface, uviol lamp is along ring test road surface（2）Length direction is evenly arranged and uviol lamp control
End processed connects PLC output ends.
6. asphalt highway multifunction test detecting system according to claim 5, it is characterised in that：The road surface inspection
It is comprehensive that examining system includes rutting depth measuring device, construction depth measurement apparatus, planeness measuring apparatus, pressure sensor and road surface
Synthesized image instrument（6-12）, data processing equipment, wireless signal generating means, wireless signal receiver, Data Analysis Computer
And display screen, the rutting depth measuring device, construction depth measurement apparatus, planeness measuring apparatus, pressure sensor and road
Face integrated imaging instrument（6-12）With data processing equipment one-way communication, wireless signal transmitting device unidirectionally leads to data processing equipment
Letter, wireless signal receiver is used for the signal for receiving wireless signal transmitting device, and the signal of reception is passed into data point
Analyse computer, display screen connection Data Analysis Computer signal end.
7. asphalt highway multifunction test detecting system according to claim 6, it is characterised in that：The rut is deep
Spend measurement apparatus, construction depth measurement apparatus and planeness measuring apparatus and use laser sensor（6-11）It is used as signal acquisition
Device, the test cart（6）Tail end is transversely mounted the laser probe frame being horizontal（6-10）, laser probe frame（6-10）
Five sets of laser sensors are fixedly mounted in lower surface（6-11）, wherein two sets of laser sensors（6-11）It is separately mounted to laser probe
Frame（6-10）High order end and low order end, a set of laser sensor（6-11）Installed in laser probe frame（6-10）Centre position,
Other two sets of laser sensors（6-11）It is separately mounted on laser probe frame directly over the run trace of both sides road wheel,
The road surface integrated imaging instrument（6-12）It is fixedly mounted on test cart（6）Front end, the pressure sensor includes three sets and buried
Pressure cell in upper layer, the middle and the lower layer bottom（14）, the pressure cell（14）It is embedded in inner side road wheel（6-2）
Run trace immediately below.
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| CN201710428174.1A CN107153028A (en) | 2017-06-08 | 2017-06-08 | Asphalt highway multifunction test detecting system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710428174.1A CN107153028A (en) | 2017-06-08 | 2017-06-08 | Asphalt highway multifunction test detecting system |
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| CN107153028A true CN107153028A (en) | 2017-09-12 |
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| CN107974908A (en) * | 2017-12-31 | 2018-05-01 | 交通运输部公路科学研究所 | A kind of detection device of surface evenness detector |
| CN109269876A (en) * | 2018-09-28 | 2019-01-25 | 苏交科集团广东检测认证有限公司 | A kind of highway subgrade pavement material intelligence pilot system |
| CN109738353A (en) * | 2019-03-01 | 2019-05-10 | 山东交通学院 | For simulating the climatic test cabinet of a variety of traffic environments |
| CN110196116A (en) * | 2019-07-04 | 2019-09-03 | 交通运输部公路科学研究所 | A kind of temperature correction of the pavement structural depth index based on asphalt surface course equivalent temperature |
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| CN113096517A (en) * | 2021-04-13 | 2021-07-09 | 北京工业大学 | Pavement damage intelligent detection trolley and sand table display system based on 5G and automatic driving |
| CN113281152A (en) * | 2021-05-19 | 2021-08-20 | 任波 | Road surface deformation amount test method for road test detection |
| CN114166664A (en) * | 2021-12-13 | 2022-03-11 | 中电建路桥集团有限公司 | Road strength real-time detection equipment used in urban road construction |
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