CN108982903A - A kind of speed measuring device and speed-measuring method improving paver spreading quality - Google Patents
A kind of speed measuring device and speed-measuring method improving paver spreading quality Download PDFInfo
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- CN108982903A CN108982903A CN201810805314.7A CN201810805314A CN108982903A CN 108982903 A CN108982903 A CN 108982903A CN 201810805314 A CN201810805314 A CN 201810805314A CN 108982903 A CN108982903 A CN 108982903A
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- paver
- speed
- wheel
- microcontroller
- displacement
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/50—Devices characterised by the use of electric or magnetic means for measuring linear speed
-
- 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
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/12—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for distributing granular or liquid materials
- E01C19/18—Devices for distributing road-metals mixed with binders, e.g. cement, bitumen, without consolidating or ironing effect
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Road Paving Machines (AREA)
Abstract
A kind of speed measuring device and speed-measuring method improving paver spreading quality, including fifth wheel, Hall rotation sensor and microcontroller；The side of paver is arranged in fifth wheel, and when paver movement, fifth wheel and ground face contact rotate under the action of frictional force；It is provided with microcontroller on paver, Hall rotation sensor is provided on fifth wheel, Hall rotation sensor connects microcontroller, the collected revolution data of Hall rotation sensor are passed to microcontroller.Also the calculated paver traveling of microcontroller is displaced paver speed measuring equipment of the invention by module by wireless communication and real-time speed passes to external mobile intelligent terminal equipment such as mobile phone, and pc etc. can use the speed operating condition that paver was grasped and recorded in time to terminal applies.
Description
Technical field
The invention belongs to engineering machinery field, in particular to a kind of speed measuring device for improving paver spreading quality and test the speed
Method.
Background technique
With the development of basis road pavement construction, road checks and accepts relevant departments and the construction technology of highway, examination is referred to
More stringent requirements are proposed for mark, and road pavement density, uniformity, the requirement of flatness are higher and higher.And the survey of paver speed
The accuracy of amount is most important to the spreading quality of paver.
In existing technical solution, the paver of modernization in hydraulic motor travel motor installation speed mostly by sensing
Device, the speed signal that will test and setting speed compare processing, and then output signal control is walked variable pump, so as to
When fixed speed control is carried out to the operating speed of paver.
When operating paver, if speed of vibrating is slower than travel speed, it can make asphaltic road-mix surface course due to consolidating not enough
Compactness is influenced, if rotating ratio travel speed of vibrating is fast, tamping transition occurs, forms impression.Need thus vibrating system with
Driving system realizes linkage, and the revolving speed that vibrates is consistent with travel speed, and the accuracy of tachometric survey will will have a direct impact on booth
The spreading quality of paving machine.
Bituminous concrete paver causes in the transfer of quality of material center of gravity and job engineering during actual job at present
Slippage rate variation can all make paver actual job speed unstable, operating speed stability (whether constant speed) directly affects list
The longitudinal number that actually vibrates in position, causes compactness uneven.Speed is unstable also to make laying wave occur.It generates this existing
As being primarily due to (metering method and machine construction cause error) caused by measuring speed method.
Summary of the invention
The purpose of the present invention is to provide a kind of speed measuring devices and speed-measuring method for improving paver spreading quality, to solve
The above problem.
To achieve the above object, the invention adopts the following technical scheme:
A kind of speed measuring device improving paver spreading quality, including fifth wheel, Hall rotation sensor and microcontroller；
The side of paver is arranged in fifth wheel, and when paver movement, fifth wheel and ground face contact turn under the action of frictional force
It is dynamic；It is provided with microcontroller on paver, Hall rotation sensor is provided on fifth wheel, Hall rotation sensor connects micro-control
The collected revolution data of Hall rotation sensor are passed to microcontroller by device processed.
Further, fifth wheel include T-type bracket, fixed bracket, idler wheel, compressed spring, connector, upper bracket of the spring,
Spring lower support and telescopic rod；The setting of T-type support level, one end of T-type bracket and support bracket fastened one end are hinged；Fixed bracket
The other end connect idler wheel, idler wheel and support bracket fastened junction are additionally provided with spring lower support, set above spring lower support
It is equipped with upper bracket of the spring, telescopic rod is provided between two supports, telescopic rod outer sheath is equipped with compressed spring；On upper bracket of the spring
Side is provided with threaded rod, connector is threaded on threaded rod, the other end of connector and T-type bracket is hinged, threaded rod
Top is provided with handwheel.
Further, Hall rotation sensor is arranged on idler wheel, and T-type bracket is fixed at the side of paver.
Further, microcontroller is connected with wireless communication module and paver travel controller；Microcontroller is for leading to
Cross the collected revolution data of Hall rotation sensor, fifth wheel radius and rotation time calculate the displacement of paver traveling and in real time
Speed；Wireless communication module is used to the calculated paver traveling displacement of microcontroller and real-time speed passing to external shifting
Dynamic intelligent terminal；The data control adjustment paver traveling that paver travel controller is calculated by microcontroller.
Further, a kind of speed-measuring method for the speed measuring device improving paver spreading quality, based on any one among the above
A kind of speed measuring device of raising paver spreading quality described in, comprising the following steps:
Step 1, fifth wheel is fitted mechanically into the two sides of paver, adjustment handwheel make the excircle of idler wheel with
Ground face contact, and rotated under the drive of frictional ground force；
Step 2, the revolution of Hall rotation sensor record idler wheel, and the revolution value of record is passed into microcontroller；
Step 3, microcontroller calculates paver traveling displacement according to the revolution value of idler wheel, fifth wheel radius and rotation time
And speed, and the displacement of paver traveling and real-time speed are wirelessly passed into external movement by wireless communication module
Intelligent terminal.
Step 4, microcontroller calculates paver traveling displacement according to the revolution value of idler wheel, fifth wheel radius and rotation time
And real-time speed, and the displacement of paver calculated traveling and real-time speed are passed into paver travel controller, reach tune
The purpose of whole paver speed.
Compared with prior art, the present invention has following technical effect:
The present invention under the drive of frictional ground force by and rotating the excircle of fifth wheel and ground face contact, therefore
In the same time, displacement and fifth wheel excircle of the paver relative to the movement on ground are equal with the displacement of ground moving, guarantee
Measurement reliability；By the way that the revolution that Hall rotation sensor records fifth wheel is arranged in the inside of fifth wheel, and by microcontroller
Device calculates paver according to the revolution value of the fifth wheel, fifth wheel radius and rotation time and sails displacement and real-time speed, Neng Gouyou
Paver paver data noise due to caused by skidding, slippage rate of forgoing of effect, to control the operation speed of paver
Spend spreading quality equal with the operating speed of setting, and matching the rate raising paver that reasonably vibrates.
Also module travels the calculated paver of microcontroller to paver speed measuring equipment of the invention by wireless communication
Displacement and real-time speed pass to external mobile intelligent terminal equipment such as mobile phone, and pc etc. can use terminal applies and slap in time
Hold and record the speed operating condition of paver.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of paver speed measuring equipment；
Fig. 2 is fifth wheel structure chart；
Fig. 3 is the flow diagram of speed-measuring method；
Wherein: 1, T-type bracket；2, fifth wheel；3, Hall rotation sensor；4, paver travel controller；5, microcontroller
Device；6, wireless communication module；7, fixed bracket；8, idler wheel；9, compressed spring；10, connector；11, upper bracket of the spring；12, bullet
Spring undersetting；13, handwheel.
Specific embodiment
Below in conjunction with attached drawing, the present invention is further described:
Fig. 1-Fig. 3, a kind of speed measuring device improving paver spreading quality, including the rotation of fifth wheel 2, Hall is please referred to pass
Sensor 3 and microcontroller 5；The side of paver is arranged in fifth wheel 2, when paver movement, fifth wheel 2 and ground face contact,
It is rotated under the action of frictional force；It is provided with microcontroller 5 on paver, Hall rotation sensor 3 is provided on fifth wheel 2,
Hall rotation sensor 3 connects microcontroller 5, and the collected revolution data of Hall rotation sensor 3 are passed to microcontroller
5。
Fifth wheel 2 include T-type bracket 1, fixed bracket 7, idler wheel 8, compressed spring 9, connector 10, upper bracket of the spring 11,
Spring lower support 12 and telescopic rod；T-type bracket 1 is horizontally disposed, and one end of T-type bracket and one end of fixed bracket 7 are hinged；It is fixed
The other end of bracket 7 connects idler wheel 8, and idler wheel 8 and the junction for fixing bracket 7 are additionally provided with spring lower support 12, prop up under spring
The top of seat 12 is provided with upper bracket of the spring 11, and telescopic rod is provided between two supports, and telescopic rod outer sheath is equipped with compression bullet
Spring 9；It is provided with threaded rod above upper bracket of the spring 11, connector 10, connector 10 and T-type bracket are threaded on threaded rod
The other end it is hinged, the top of threaded rod is provided with handwheel 13.
Hall rotation sensor 3 is arranged on idler wheel 8, and T-type bracket is fixed at the side of paver.
Microcontroller 5 is connected with wireless communication module 6 and paver travel controller 4；Microcontroller 5 is for passing through Hall
The collected revolution data of rotation sensor 3, fifth wheel radius and rotation time calculate the displacement of paver traveling and real-time speed；
Wireless communication module 6 is used to the calculated paver traveling displacement of microcontroller and real-time speed passing to external mobile intelligence
It can terminal device；The data control adjustment paver traveling that paver travel controller 4 is calculated by microcontroller 5.
A kind of speed-measuring method for the speed measuring device improving paver spreading quality, based on one kind described in above-mentioned any one
Improve the speed measuring device of paver spreading quality, comprising the following steps:
Step 1, fifth wheel is fitted mechanically into the two sides of paver, adjustment handwheel make the excircle of idler wheel with
Ground face contact, and rotated under the drive of frictional ground force；
Step 2, the revolution of Hall rotation sensor record idler wheel, and the revolution value of record is passed into microcontroller；
Step 3, microcontroller calculates paver traveling displacement according to the revolution value of idler wheel, fifth wheel radius and rotation time
And speed, and the displacement of paver traveling and real-time speed are wirelessly passed into external movement by wireless communication module
Intelligent terminal.
Step 4, microcontroller calculates paver traveling displacement according to the revolution value of idler wheel, fifth wheel radius and rotation time
And real-time speed, and the displacement of paver calculated traveling and real-time speed are passed into paver travel controller, reach tune
The purpose of whole paver speed.
Fig. 1 shows a kind of structural schematic diagram of paver speed measuring equipment provided by one embodiment of the present invention, such as Fig. 1 institute
Show, it includes: paver, fifth wheel, Hall rotation sensor, paver travel controller, micro-control that paver speed measuring equipment, which tests the speed,
Device and wireless communication module processed,
Fifth wheel 2 is mounted on the side of paver in a manner of tool, the excircle and ground face contact of fifth wheel 2, and on ground
It is rotated under the drive of frictional force；Fifth wheel 2 is internally provided with Hall rotation sensor 3, for recording the revolution of fifth wheel 2,
And the revolution value of record is passed into microcontroller 5；
Microcontroller 5 is used to input the radius and record rotation time of fifth wheel.And according to the revolution value of fifth wheel 2, defeated
Enter radius and rotation time calculates the displacement of paver traveling and real-time speed；
The excircle and ground face contact of fifth wheel 2, and rotated under the drive of frictional ground force, to guarantee paver row
The displacement sailed is identical as the turned displacement of any point on fifth wheel 2, since the radius of fifth wheel 2 is it is known that pass through calculating
2 revolution of fifth wheel can calculate the displacement of paver traveling, so knowing 2 turns of fifth wheel by Hall rotation sensor 3
After numerical value, microcontroller 5 combines 2 revolution value of fifth wheel, fifth wheel radius and rotation time that can calculate paver traveling
Displacement and real-time speed.Its calculation formula is: s=2 × π × r × n；S is the displacement of paver walking, and r is fifth wheel 2
Radius, n are the revolutions that Hall rotation sensor 3 measures.For example, the radius of fifth wheel is 0.1m, it is recorded within the time of 1h
Fifth wheel has rotated 1000 circles, according to circumference circle calculation formula it can be concluded that the displacement that any point turns on fifth wheel is 0.1
× 2 π × 1000=628.32m, then the displacement of paver traveling is also 628.32m, average traveling speed of the paver in 1h
Degree is about 0.62832km/h.
During operating paver, testing the speed for operating paver speed is real-time perfoming.Its calculation formula is:Wherein v is the real-time speed of paver；R is fifth wheel radius；N is the revolution of fifth wheel；T is to turn n circle
Time used.Such as fifth wheel has rotated 2 circles in 1s, fifth wheel radius is 0.1m, then the travel speed of paver is in this 1s
0.1 × 2 π × 2=0.6283m/s, it is believed that be the instantaneous velocity of paver this moment.
Wireless communication module 6 is used to pass through the displacement of the microcontroller 5 calculated paver traveling and real-time speed
It is wirelessly transmitted to external mobile intelligent terminal equipment.
Microcontroller 5 calculate paver traveling real-time speed and displacement after by wireless communication module 5 with WIFI, bluetooth
Etc. modes above-mentioned data are sent to external mobile intelligent terminal equipment, such as user use mobile phone, in pc equipment, user
Real-time speed can be sailed to paver by the display screen of the equipment such as mobile phone or pc and displacement is got information about.
Microcontroller 5 is transmitted to paver travel controller 4 after calculating paver traveling real-time speed and displacement, to paving
The real-time real-time speed of machine is compared with the speed of setting, the reasonable revolving speed that vibrates of matching, and travels speed to paver in real time
It spends and the rate of vibrating is controlled.
Fig. 3 shows a kind of flow chart of paver speed-measuring method provided by one embodiment of the present invention, as shown in Fig. 2,
This method comprises:
S10 is arranged Hall rotation sensor in the inside of fifth wheel, the fifth wheel is fitted mechanically into and is paved
Pusher side face, so that the excircle of the fifth wheel and ground face contact, and rotated under the drive of frictional ground force.
S20, the Hall rotation sensor records the revolution of the fifth wheel, and the revolution value of record is passed to microcontroller
Device.
S30, the microcontroller calculate paver according to the revolution value of the fifth wheel, fifth wheel radius and rotation time and travel
Displacement and real-time speed, and wirelessly passed to the displacement of paver traveling and real-time speed by wireless communication module
External mobile intelligent terminal equipment.
S40 passes to real-time speed signal that speed measuring equipment measures and displacement in the speed control of paver；
Measured real-time speed is compared by S50, paver with the speed of setting, reasonable to match the revolving speed that vibrates,
And paver travel speed and the revolving speed that vibrates are controlled in real time.
The excircle of fifth wheel with contact, and subsurface rotate, thus guarantee paver traveling displacement with test the speed
The turned displacement of any point is identical on wheel, since the radius of fifth wheel by calculating fifth wheel revolution it is known that be counted
The displacement of paver traveling is calculated, so microcontroller combines after knowing fifth wheel revolution value by Hall rotation sensor
Fifth wheel revolution value, fifth wheel radius and rotation time can calculate displacement and the real-time speed of paver traveling.
Microcontroller calculate paver traveling real-time speed and traveling displacement after by wireless communication module with WIFI, indigo plant
Above data is sent to external mobile intelligent terminal equipment by the modes such as tooth, such as user use mobile phone, the application in pc,
User can travel real-time speed to paver by the display screen of mobile phone or pc and traveling displacement is got information about.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all
Any modification, equivalent replacement, improvement and so within the spirit and principles in the present invention, are all contained in protection scope of the present invention
It is interior.
Claims (5)
1. a kind of speed measuring device for improving paver spreading quality, which is characterized in that including fifth wheel (2), Hall rotation sensing
Device (3) and microcontroller (5)；The side of paver is arranged in fifth wheel (2), when paver movement, fifth wheel (2) and ground
Contact, rotates under the action of frictional force；It is provided on paver microcontroller (5), Hall rotation is provided on fifth wheel (2)
Sensor (3), Hall rotation sensor (3) connects microcontroller (5), by the collected revolution number of Hall rotation sensor (3)
According to passing to microcontroller (5).
2. a kind of speed measuring device for improving paver spreading quality according to claim 1, which is characterized in that fifth wheel
(2) include T-type bracket (1), fixed bracket (7), idler wheel (8), compressed spring (9), connector (10), upper bracket of the spring (11),
Spring lower support (12) and telescopic rod；T-type bracket (1) is horizontally disposed, and one end of one end of T-type bracket and fixed bracket (7) is cut with scissors
It connects；The other end of fixed bracket (7) connects idler wheel (8), and the junction of idler wheel (8) and fixed bracket (7) is additionally provided under spring
Support (12) is provided with upper bracket of the spring (11) above spring lower support (12), is provided with telescopic rod between two supports, stretches
Contracting bar outer sheath is equipped with compressed spring (9)；Threaded rod, the company of being threaded on threaded rod are provided with above upper bracket of the spring (11)
Fitting (10), connector (10) and the other end of T-type bracket are hinged, and the top of threaded rod is provided with handwheel (13).
3. a kind of speed measuring device for improving paver spreading quality according to claim 2, which is characterized in that Hall rotation
Sensor (3) is arranged on idler wheel (8), and T-type bracket is fixed at the side of paver.
4. a kind of speed measuring device for improving paver spreading quality according to claim 1, which is characterized in that microcontroller
(5) wireless communication module (6) and paver travel controller (4) are connected with；Microcontroller (5) is used to pass through Hall rotation sensing
The collected revolution data of device (3), fifth wheel radius and rotation time calculate the displacement of paver traveling and real-time speed；Channel radio
Letter module (6) is used to the calculated paver traveling displacement of microcontroller and real-time speed passing to external intelligent movable whole
End equipment；The data control adjustment paver traveling that paver travel controller (4) is calculated by microcontroller (5).
5. a kind of speed-measuring method for the speed measuring device for improving paver spreading quality, which is characterized in that be based on Claims 1-4
Any one of described in a kind of raising paver spreading quality speed measuring device, comprising the following steps:
Step 1, fifth wheel is fitted mechanically into the two sides of paver, adjustment handwheel makes excircle and the ground of idler wheel
Contact, and rotated under the drive of frictional ground force；
Step 2, the revolution of Hall rotation sensor record idler wheel, and the revolution value of record is passed into microcontroller；
Step 3, microcontroller calculates the displacement of paver traveling and speed according to the revolution value of idler wheel, fifth wheel radius and rotation time
Degree, and the displacement of paver traveling and real-time speed are wirelessly passed into external intelligent movable by wireless communication module
Terminal device；
Step 4, microcontroller calculates the displacement of paver traveling and reality according to the revolution value of idler wheel, fifth wheel radius and rotation time
Shi Sudu, and the displacement of paver calculated traveling and real-time speed are passed into paver travel controller, reach adjustment booth
The purpose of paving machine speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810805314.7A CN108982903A (en) | 2018-07-20 | 2018-07-20 | A kind of speed measuring device and speed-measuring method improving paver spreading quality |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810805314.7A CN108982903A (en) | 2018-07-20 | 2018-07-20 | A kind of speed measuring device and speed-measuring method improving paver spreading quality |
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| Publication Number | Publication Date |
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| CN108982903A true CN108982903A (en) | 2018-12-11 |
Family
ID=64549897
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810805314.7A Pending CN108982903A (en) | 2018-07-20 | 2018-07-20 | A kind of speed measuring device and speed-measuring method improving paver spreading quality |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110160816A (en) * | 2019-06-05 | 2019-08-23 | 西南交通建设集团股份有限公司 | Paver paving operation speed-measuring method |
| CN111596088A (en) * | 2020-06-01 | 2020-08-28 | 安徽江淮汽车集团股份有限公司 | Automobile window glass moving speed measuring device |
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Application publication date: 20181211 |