CN207537851U - A kind of asphalt-spreader paving thickness real-time detection apparatus - Google Patents
A kind of asphalt-spreader paving thickness real-time detection apparatus Download PDFInfo
- Publication number
- CN207537851U CN207537851U CN201721597919.9U CN201721597919U CN207537851U CN 207537851 U CN207537851 U CN 207537851U CN 201721597919 U CN201721597919 U CN 201721597919U CN 207537851 U CN207537851 U CN 207537851U
- Authority
- CN
- China
- Prior art keywords
- asphalt
- vehicle body
- mounting bracket
- detection apparatus
- alarm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model discloses a kind of asphalt-spreader paving thickness real-time detection apparatus, including it is synchronous with paver traveling and traveling non-asphalt ground measurement vehicle, the measurement vehicle includes vehicle body, further include the laser detector for being used to detect pitch upper surface and measurement point vertical distance on the vehicle body, and the alarm on the vehicle body, the laser detector are connect with the alarm with PLC control cabinet.It can be more accurate to the measurement of entire pitch thickness using laser detector, the situation because of rough damage of bituminous pavement detection device will not occur, the characteristic of laser allows entire detection device to be continuously detected simultaneously, improve working efficiency, when the asphalt paving thickness of detection, which is less than, to be required, laser detector sends a signal to PLC control cabinet, and PLC control cabinet sends out signal to alarm, and alarm work carries out warning reminding field personnel.
Description
Technical field
The utility model is related to quality of road construction control field, more specifically, it relates to which a kind of asphalt-spreader is spread out
Spread thickness real-time detection apparatus.
Background technology
Recently as the rapid development of China's economy, traffic volume of highway increases sharply, and highway main body grade is also by low
To high gradually transition, people's road pavement quality proposes higher requirement, increases the flatness requirement of high standard.It puts down on road surface
Whole degree is one of two main performances of high grade highway pavement, safety and comfortable important shadow when being high vehicle speeds
The factor of sound, and pavement spread thickness are one of key indexes of Expressway Construction flatness control.
According to《Road Engineering Quality Checking And Evaluation standard》Regulation, pavement spread Thickness sensitivity generally use is with machine transplanting of rice ruler
Method, but because in site operation number of samples it is limited, the paving thickness in entire construction working face, and this method can not be objectively responded
It is big to be affected by human factors interference, testing result may contain large error.
It is real-time that the Chinese utility model patent of notification number CN205711655U discloses a kind of asphalt-spreader paving thickness
Detection device, includes the measurement vehicle of traveling synchronous with paver, and the measurement vehicle includes vehicle body, control module, motor, power
Transmission mechanism, thickness detection mechanism and alarm, thickness detection mechanism be equipped with probe and for detection probe displacement second
Displacement sensor moves down contact pitch upper surface to obtain the distance of measure by probe.
But in above-mentioned technical proposal, the height between being measured pitch upper surface by then passing through probe and located
Degree, and bituminous paving highly differs, and leads to the movement for when probe moves down, needing to stop paver, booth is followed to prevent
The situation that the bituminous paving that the probe that paving machine moves together is higher by destroys.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of asphalt-spreader paving thickness
Real-time detection apparatus has the characteristics that motion detection device need not be stopped in measurement process.
To achieve the above object, the utility model provides following technical solution：
A kind of asphalt-spreader paving thickness real-time detection apparatus be not laid with including traveling synchronous with paver and traveling
The measurement vehicle of asphalt floor, the measurement vehicle include vehicle body, further include on the vehicle body for detecting pitch upper table
Laser detector of the face with measurement point vertical distance and the alarm on the vehicle body, the laser detection dress
It puts and is connect with the alarm with PLC control cabinet.
By using above-mentioned technical proposal, the perpendicular of laser detector and pitch upper surface is measured using laser detector
Straight distance is compared by the range data and preset data of measurement, to obtain whether pitch thickness reaches design value
As a result, can be more accurate to the measurement of entire pitch thickness using laser detector, will not occur because of bumps not
The situation of flat damage of bituminous pavement detection device, while the characteristic of laser allows entire detection device continuously to be examined
It surveys, improves working efficiency, when the asphalt paving thickness of detection, which is less than, to be required, laser detector sends a signal to PLC controls
Case, PLC control cabinet send out signal to alarm, and alarm work carries out warning reminding field personnel.
Further, the laser detector includes being arranged on the laser displacement sensor of the vehicle body and positioned at institute
The reflector plate immediately below laser displacement sensor is stated, also sliding is connected with mounting bracket, the reflector plate connection to the vehicle body vertically
On the mounting bracket, the mounting bracket lower end is connected with the rotating wheel abutted with ground.
By using above-mentioned technical proposal, by the laser displacement sensor being arranged on vehicle body and it is arranged on mounting bracket
Reflector plate, laser displacement sensor to reflector plate emit beam of laser, according to send out the laser moment with by reflector plate emit
Data detected by moment back obtain the distance twice L between laser displacement sensor and reflector plate, laser displacement sensing
Device and the initial range on ground are L1, and the distance between reflector plate and rotating wheel bottom be, pitch needs the thickness being laid with to be,
PLC control cabinet presets design value as 2x（L1-L2-H）, when the data L of laser displacement sensor detection is less than PLC control cabinet
During preset value, illustrate that the actual (real) thickness of asphalt paving is less than design value H, PLC control cabinet sends out signal to alarm, alarms
Device sends out alarm, if when the data L of laser displacement sensor detection is more than PLC control cabinet preset value, illustrates pitch
The actual (real) thickness of laying is less than design value H, and PLC control cabinet sends out signal to alarm, and alarm sends out alarm；Work as laser displacement
When the data L of sensor detection is less than PLC control cabinet preset value, illustrate that the actual (real) thickness of asphalt paving is more than design value H,
PLC control cabinet does not send out signal to alarm, and alarm does not work.
Further, the vehicle body is vertically provided with vertical bar, is provided on the mounting bracket and is set in the vertical bar
On VERTICAL TUBE.
By using above-mentioned technical proposal, the vertical sliding of vertical bar and VERTICAL TUBE connects so that is being laid with different-thickness
Bituminous paving when, the rotating wheel of mounting bracket can be abutted with bituminous paving, so as to more correctly measure pitch
Whether the actual (real) thickness of road surfacing has reached requirement.
Further, spring is also arranged in the vertical bar, is connect at the top of one end of the spring and the vertical bar,
The other end of the spring is connect with the top of the VERTICAL TUBE, and the spring is in compressive state always.
By using above-mentioned technical proposal, spring provides one elastic force slid straight down of VERTICAL TUBE, it is ensured that surveys
Vehicle is measured in practical moving process, rotating wheel can be pressurized and be connected on bituminous paving, improve the accuracy of measurement.
Further, sliding is connected with mounting base on the mounting bracket, and the mounting base is along the mounting bracket moving direction
Sliding, the mounting base are rotatablely connected with the VERTICAL TUBE lower end, and pivot center is set perpendicular to the measurement vehicle moving direction,
The reflector plate is rotatably connected on the mounting bracket, and pivot center is parallel with the pivot center of the VERTICAL TUBE, described anti-
The pivot center for penetrating piece is located at the surface of the reflector plate center of gravity.
By using above-mentioned technical proposal, in the moving process of mounting bracket, occur inside the pitch of rotating wheel contact
During the situation of injustice, mounting bracket will appear heeling condition, and the reflector plate with mounting bracket rotation connection is due to its pivot center at this time
Eccentric setting, reflector plate can still be kept horizontality by its effect of weight, improve the measurement essence of laser displacement sensor
Degree.
Further, it is also associated with hood for protecting rider between the mounting bracket and the laser displacement sensor.
It by using above-mentioned technical proposal, prevents because of interference of other light to measurement, while in rainy day, droplet drop
The situation of deflecting when that can cause laser beam in reflection on reflector plate, laser displacement sensor, which will appear, does not receive reflection laser
The situation of beam improves the applicable elements of detection device.
Further, observation window is offered on the hood for protecting rider, the observation window upper cover is equipped with closing door.
By using above-mentioned technical proposal, it is different whether observation window personnel's viewing reflector plate easy to operation occurs with mounting bracket
Situations such as normal, can block observation window after observation with closing door.
In conclusion the utility model has the advantages that：
1st, by vehicle body set laser displacement sensor, immediately below laser displacement sensor set reflector plate, with
The PLC control cabinet of laser displacement sensor connection and the alarm being connect with PLC control cabinet, can play measurement asphalt paving
The effect of thickness；
2nd, it is arranged on vertically by the way that reflector plate is rotatably arranged on mounting bracket and vertically slides mounting bracket
On bar, when can play the rugged situation of bituminous paving, the effect of automatic adjustment installation rack position.
Description of the drawings
Fig. 1 is asphalt-spreader paving thickness real-time detection apparatus entirety configuration schematic diagram in embodiment；
Fig. 2 is laser detector configuration schematic diagram in embodiment.
In figure：1st, vehicle is measured；11st, vehicle body；12nd, vertical bar；13rd, VERTICAL TUBE；14th, mounting bracket；141st, mounting base；15th, turn
Driving wheel；16th, spring；2nd, laser detector；21st, laser displacement sensor；22nd, reflector plate；3rd, alarm；4th, PLC control cabinet；
5th, hood for protecting rider；51st, observation window；52nd, closing door.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing 1-2.
Embodiment：
A kind of asphalt-spreader paving thickness real-time detection apparatus, as shown in Figure 1, including the survey of traveling synchronous with paver
Vehicle 1 is measured, vehicle 1 is measured and travels on the roadbed ground of non-asphalt, vehicle 1 is measured and includes vehicle body 11,11 rear end of vehicle body is connected with
Laser detector 2, laser detector 2 are used to detect the distance between laser aid 2 and asphalt surface.Also connect on vehicle body 11
Alarm 3 is connected to, alarm 3 is connected with PLC control cabinet 4, and laser detector 2 exports after detecting data to PLC control cabinet 4
Signal, when 2 measurement data of laser detector is sent to preset value of the numerical value more than PLC control cabinet 4 of PLC control cabinet 4
When, illustrate that the thickness of asphalt paving is less than design value, PLC control cabinet 4 sends out signal to alarm 3, and alarm 3 sends out alarm and carries
Wake up site operation personnel.
As depicted in figs. 1 and 2, laser detector 2 includes laser displacement sensor 21 and reflector plate 22, and laser displacement passes
Sensor 21 is fixed on vehicle body 11, the Laser emission end of laser displacement sensor 21 downwards, to dividing on vehicle body 11
Vertical bar 12 is equipped with, vertical bar 12 totally four, it is vertical to be arranged in 21 surrounding of laser displacement sensor, vertical bar 12 respectively
Pipe 13, VERTICAL TUBE 13 can vertically downwards be slid by self gravitation effect relative to vertical bar 12.13 lower end of VERTICAL TUBE
Mounting bracket 14 is rotatably connected to, is slid on mounting bracket 14 and is connected with mounting base 141, glide direction is measures 1 moving direction of vehicle.It is perpendicular
13 lower end of straight tube is rotatablely connected by mounting base 141 and mounting bracket 14, and the pivot center of VERTICAL TUBE 13 is moved perpendicular to vehicle 1 is measured
Direction is set, and reflector plate 22 is arranged on mounting bracket 14, and reflector plate 22 is located at the underface of laser displacement sensor 21, mounting bracket
14 lower ends are rotatably connected to the rotating wheel 15 for being connected to bituminous paving.Also it is arranged with spring 16 in vertical bar 12, the one of spring 16
End is connect with 12 top of vertical bar, and the other end of spring 16 is connect with the top of VERTICAL TUBE 13.When rotating wheel 15 and 11 bottom of vehicle body
When portion is in same level height, spring 16 is in compressive state, and spring 16 provides the elastic force that VERTICAL TUBE 13 slides straight down.
Vehicle 1 can be ensured to measure in practical moving process, rotating wheel 15 can be pressurized and be connected on bituminous paving, improve the essence of measurement
Exactness.
As depicted in figs. 1 and 2, reflector plate 22 is rotatablely connected with mounting bracket 14, and the pivot center of reflector plate 22 is perpendicular to survey
The setting of 1 moving direction of vehicle is measured, and pivot center is located at the surface of itself center of gravity of reflector plate 22.In the moving process of mounting bracket 14
In, when occurring uneven situation inside the pitch that rotating wheel 15 contacts, there is heeling condition in mounting bracket 14, at this time with mounting bracket
Due to the eccentric setting of its pivot center, reflector plate 22 can still be kept the reflector plate 22 of 14 rotation connections by its effect of weight
Horizontality improves the measurement accuracy of laser displacement sensor 21.
As depicted in figs. 1 and 2, hood for protecting rider 5 is also associated between mounting bracket 14 and laser displacement sensor 21, prevent because
Interference of other light to measurement.Simultaneously on rainy day, droplet, which is dropped on reflector plate 22, can lead to laser beam deflecting in reflection
Situation, laser displacement sensor 21 will appear the situation for not receiving reflection laser beam, improves its applicable elements.Hood for protecting rider 5
On offer observation window 51, personnel easy to operation watch whether reflector plate 22 occurs situations such as abnormal with mounting bracket 14, observe
51 upper cover of window is equipped with closing door 52, is used to close observation window 51 after observation.
Operation principle is as follows：
In the actual travel measurement process for measuring vehicle 1, laser displacement sensor 21 emits beam of laser to reflector plate 22,
Data according to detected by sending out the laser moment and fire back the moment by reflector plate 22, obtain laser displacement sensor 21
The initial range on the distance twice L between reflector plate 22, laser displacement sensor 21 and ground is L1, reflector plate 22 and rotation
The distance between 15 bottoms are taken turns as L2, the thickness that pitch needs are laid with is H, and PLC control cabinet 4 presets design value as 2xL1-
L2-H when the data L that laser displacement sensor 21 detects is more than 4 preset value of PLC control cabinet, illustrates the reality of asphalt paving
Border thickness is less than design value H, and PLC control cabinet 4 sends out signal to alarm 3, and alarm 3 sends out alarm；When laser displacement senses
When the data L that device 21 detects is less than 4 preset value of PLC control cabinet, illustrate that the actual (real) thickness of asphalt paving is more than design value H,
PLC control cabinet 4 does not send out signal to alarm 3, and alarm 3 does not work.
This specific embodiment is only explanation to the utility model, is not the limitation to the utility model, ability
Field technique personnel can as needed make the present embodiment the modification of no creative contribution after this specification is read, but
As long as it is all protected in the right of the utility model by Patent Law.
Claims (7)
1. a kind of asphalt-spreader paving thickness real-time detection apparatus be not laid with drip including traveling synchronous with paver and traveling
The measurement vehicle on green ground（1）, the measurement vehicle（1）Including vehicle body（11）, it is characterised in that：It further includes mounted on the vehicle body
（11）On for detecting the laser detector of pitch upper surface and measurement point vertical distance（2）And mounted on the vehicle
Body（11）On alarm（3）, the laser detector（2）With the alarm（3）And PLC control cabinet（4）Connection.
2. a kind of asphalt-spreader paving thickness real-time detection apparatus according to claim 1, it is characterised in that：It is described to swash
Optical detection device（2）Including being arranged on the vehicle body（11）Laser displacement sensor（21）And it is passed positioned at the laser displacement
Sensor（21）The reflector plate of underface（22）, the vehicle body（11）Also vertical sliding is connected with mounting bracket（14）, the reflector plate
（22）It is connected to the mounting bracket（14）On, the mounting bracket（14）Lower end is connected with the rotating wheel abutted with ground（15）.
3. a kind of asphalt-spreader paving thickness real-time detection apparatus according to claim 2, it is characterised in that：The vehicle
Body（11）It is vertically provided with vertical bar（12）, the mounting bracket（14）Upper joint sleeve is located at the vertical bar（12）On VERTICAL TUBE
（13）.
4. a kind of asphalt-spreader paving thickness real-time detection apparatus according to claim 3, it is characterised in that：It is described perpendicular
Straight-bar（12）On be also arranged with spring（16）, the spring（16）One end and the vertical bar（12）Top connects, the bullet
Spring（16）The other end and the VERTICAL TUBE（13）Top connection, the spring（16）Always it is in compressive state.
5. a kind of asphalt-spreader paving thickness real-time detection apparatus according to claim 4, it is characterised in that：The peace
It shelves（14）Upper sliding is connected with mounting base（141）, the mounting base（141）Along the mounting bracket（14）Moving direction slides,
The mounting base（141）With the VERTICAL TUBE（13）Lower end is rotatablely connected, and pivot center is perpendicular to the measurement vehicle（1）Movement side
To setting, the reflector plate（22）It is rotatably connected on the mounting bracket（14）On, and pivot center and the VERTICAL TUBE（13）'s
Pivot center is parallel, the reflector plate（22）Pivot center be located at the reflector plate（22）The surface of center of gravity.
6. a kind of asphalt-spreader paving thickness real-time detection apparatus according to claim 2-5 any one, feature
It is：The mounting bracket（14）With the laser displacement sensor（21）Between be also associated with hood for protecting rider（5）.
7. a kind of asphalt-spreader paving thickness real-time detection apparatus according to claim 6, it is characterised in that：The screening
Block cover（5）On offer observation window（51）, the observation window（51）Upper cover is equipped with closing door（52）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721597919.9U CN207537851U (en) | 2017-11-24 | 2017-11-24 | A kind of asphalt-spreader paving thickness real-time detection apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721597919.9U CN207537851U (en) | 2017-11-24 | 2017-11-24 | A kind of asphalt-spreader paving thickness real-time detection apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207537851U true CN207537851U (en) | 2018-06-26 |
Family
ID=62615168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721597919.9U Active CN207537851U (en) | 2017-11-24 | 2017-11-24 | A kind of asphalt-spreader paving thickness real-time detection apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207537851U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112342879A (en) * | 2020-11-14 | 2021-02-09 | 中冶成都勘察研究总院有限公司 | Method for detecting and controlling thickness of asphalt pavement |
| CN114923425A (en) * | 2022-05-10 | 2022-08-19 | 哈尔滨工业大学 | Sealing layer thickness detection device and detection method after asphalt pavement crack treatment |
-
2017
- 2017-11-24 CN CN201721597919.9U patent/CN207537851U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112342879A (en) * | 2020-11-14 | 2021-02-09 | 中冶成都勘察研究总院有限公司 | Method for detecting and controlling thickness of asphalt pavement |
| CN114923425A (en) * | 2022-05-10 | 2022-08-19 | 哈尔滨工业大学 | Sealing layer thickness detection device and detection method after asphalt pavement crack treatment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9879391B2 (en) | Road milling machine and method for measuring the milling depth | |
| US8061782B2 (en) | Sensors on a degradation machine | |
| US10168304B2 (en) | Rail inspection apparatus and method | |
| CN104050811B (en) | Laser motor vehicle model classification system and method | |
| CN103693073B (en) | A kind of noncontact wheel diameter dynamic measurement device and measuring method thereof | |
| CN207537851U (en) | A kind of asphalt-spreader paving thickness real-time detection apparatus | |
| CN102252619A (en) | Displacement distance measuring and displaying system in airplane berthing process | |
| CN101113898B (en) | Railway track versed sine measuring apparatus | |
| CN208704672U (en) | A kind of road and bridge concrete structure monitoring device | |
| CN203117114U (en) | Precision-adjustable detecting device for notch grooves of cement pavement | |
| CN108414371B (en) | Nondestructive testing method for asphalt pavement crack condition | |
| CN205711655U (en) | A kind of asphalt-spreader paving thickness real-time detection apparatus | |
| CN210014976U (en) | Automatic counter of drop hammer type deflectometer | |
| CN102393171A (en) | Digital display detecting device and detecting method for relative height difference of railway line steel rail top surfaces | |
| CN109668515A (en) | Detector for train wheel pair size dynamic detection system and detection method | |
| CN105625145A (en) | Suspended spreading machine leveling device and leveling method thereof | |
| CN112252139A (en) | Highway bridge flatness detection equipment | |
| CN103115608A (en) | Instrument and method for monitoring cavity beneath tunnel passing through ground fissure zone | |
| CN202041184U (en) | Multi-parameter detection device for crane structure safety | |
| CN102963789B (en) | Adjustable elevator guide rail detecting device | |
| CN108469236A (en) | A kind of intelligent column buried depth probe suitable for guardrail movement inspection platform | |
| CN103507832A (en) | Detection device for rail physical dimension | |
| CN207894579U (en) | Rail traffic bridge degree of disturbing detection device | |
| CN204214438U (en) | A kind of monitoring device for subgrade settlement | |
| CN207798000U (en) | A kind of portable module combined multi-functional laser 3 d scanner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |