CN111578855A - Road marking thickness continuous measurement equipment and method - Google Patents
Road marking thickness continuous measurement equipment and method Download PDFInfo
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- CN111578855A CN111578855A CN202010619729.2A CN202010619729A CN111578855A CN 111578855 A CN111578855 A CN 111578855A CN 202010619729 A CN202010619729 A CN 202010619729A CN 111578855 A CN111578855 A CN 111578855A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
- G01B11/0608—Height gauges
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Abstract
A continuous measuring device and method for the thickness of a road marking belongs to the technical field of traffic guidance indication. Including the shallow with install the road marking thickness continuous measurement system on the shallow, the shallow includes support, shallow handrail and steamboat, road marking thickness continuous measurement system is including the data acquisition module, information processing module, transmission module and the display module that connect gradually, the data acquisition module is including the height measurement module and the distance acquisition module of being connected with information processing module respectively. The invention can overcome the defects of the existing road marking thickness measuring means, and simultaneously realizes intelligent control and real-time control and adjustment in the construction process, thereby improving the detection precision and efficiency, being more suitable for practical use and having industrial utilization value.
Description
Technical Field
The invention relates to the technical field of traffic guidance indication, in particular to a device and a method for continuously measuring the thickness of a road marking.
Background
The marked line is used as a part of the traffic safety facility, is regarded as a 'life line' by people and has great safety value. The thickness of the reticle determines the durability, drainage, and construction costs of the reticle. If the thickness of the marked line is too thin, the embedding depth of the glass beads is not enough, so that the glass beads fall off, the retroreflection brightness coefficient of the marked line is influenced finally, and meanwhile, the phenomena of work stealing and material reduction exist; if the thickness of the marking is too thick, the drainage performance of the pavement is affected, the retroreflection brightness coefficient of the marking in a humid environment at night is greatly attenuated, and materials are wasted.
The traditional way of measuring the thickness of the road marking is as shown in the quality requirement and detection method of the road traffic marking (GT 16311-. Because the method tests the random snapshot, the method has great randomness and contingency, and cannot comprehensively and truly reflect the thickness condition of the marking of the whole road section, thereby influencing the pavement performance. On the whole, the traditional measuring method for the thickness of the road marking cannot guarantee the accuracy on one hand, and meanwhile, the efficiency is low; on the other hand, the control of the construction process can not be realized, and the method belongs to the construction modes of 'closing before the accident' and 'controlling after the accident'.
The chinese utility model patent with publication number CN 202092560U discloses a road marking thickness gauge, which comprises a base and a digital dial indicator, wherein the base is provided with an instrument main body, a measuring rod is arranged in the instrument main body, and the measuring rod can move in the instrument main body; a movable support is arranged above the instrument main body, the upper end of the measuring rod is inserted into the lower portion of an inner hole of the movable support, an inserting rod of the digital dial indicator is inserted into the upper portion of the inner hole of the movable support, and the top end of the inserting rod is in relative contact with the top end of the measuring rod. The device can measure the thickness of any position on the width of the marking line and is convenient to carry. But cannot realize intelligent control and real-time control and adjustment in the construction process.
Disclosure of Invention
The technical problem to be solved is as follows: aiming at the technical problems, the invention provides a device and a method for continuously measuring the thickness of a road marking, which can overcome the defects of the existing means for measuring the thickness of the road marking, simultaneously realize intelligent control and real-time control and adjustment in the construction process, and further improve the detection precision and efficiency, thereby being more practical and having industrial utilization value.
The technical scheme is as follows: the utility model provides a road marking thickness continuous measurement equipment, includes the shallow and installs the road marking thickness continuous measurement system on the shallow, the shallow includes the support, locates the shallow handrail on support top and the steamboat of locating the support bottom, road marking thickness continuous measurement system is including the data acquisition module, information processing module, transmission module and the display module that connect gradually, data acquisition module is including the high measuring module and the distance acquisition module of being connected with information processing module respectively, distance acquisition module locates on the steamboat for gather steamboat pivoted number of turns n, high measuring module is laser range finder, locates the support top, and laser range finder is used for measuring its self position respectively with steamboat and road surface contact surface and road marking surface height H1And H2The information processing module is used for processing the data of the distance acquisition module and the height measurement module and transmitting the data to the display module through the transmission module, and the display module is used for displaying and storing the data.
Preferably, the information processing modules respectively pass through formulas
And formula
And calculating to obtain the displacement X and the thickness h of the trolley during walking, and outputting the curve relation of the displacement X, the thickness h and the X-h, wherein d is the diameter of the small wheel.
Preferably, the laser distance measuring instrument is PM18-E361 NA.
Preferably, the distance acquisition module is an EGNSS-HIGH recorder.
Preferably, the information processing module adopts EKI-6311GN communication, and the transmission module is a wireless transmission module.
The method for continuously measuring the thickness of the road marking by the equipment comprises the following steps:
the method comprises the following steps of firstly, zeroing, placing the cart on a horizontal base plane, measuring the height of the position of the laser range finder and the contact surface of the small wheel for the first time, measuring the height of the position of the laser range finder and the contact surface of the small wheel for the second time until the two measurement results are the same, and setting the height as a reference height H1Ending the zero comparison;
step two, equipment detection is carried out, wherein the cart is moved, and whether the distance acquisition module, the information processing module, the transmission module and the display module are normal is checked;
pushing the cart to be measured right above the road marking, and respectively acquiring the number n of turns of the rotation of the small wheel and the height H of the contact surface of the position of the laser range finder and the small wheel with the road surface and the surface of the road marking through the distance acquisition module and the height measurement module1And H2The information processing module receives n and H1And H2And the parameter values are transmitted to a display module through a transmission module, and the display module is used for displaying and storing data.
Has the advantages that: according to the road marking thickness measuring method, the data are acquired through the field data acquisition module and transmitted to the information processing module in real time for calculation, the marking thickness condition is obtained, the road marking thickness can be monitored in real time, meanwhile, the display screen mounted on the trolley can be used for checking, if a problem occurs, the construction process can be adjusted in time, and compared with a traditional control mode, the method is simpler and easier in use, lower in cost, beneficial to improving the detection precision and reducing the cost.
Drawings
FIG. 1 is a block diagram of a system for continuously measuring the thickness of a road marking according to the present invention;
FIG. 2 is a schematic cross-sectional structure diagram of a continuous measuring device for the thickness of a road marking;
FIG. 3 is a schematic diagram of the structure of the road marking thickness continuous measuring device in a vertical section.
The numerical designations in the drawings represent the following: 1. a cart armrest; 2. a support; 3. a small wheel; 4. a laser range finder; 5. marking a road; 6. a road surface.
Detailed Description
To further illustrate the technical means adopted by the present invention to achieve the predetermined object, the following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings.
Example 1
Referring to fig. 1-3, a continuous measuring device for the thickness of a road marking comprises a cart and a continuous measuring system for the thickness of a road marking installed on the cart, wherein the cart comprises a support 2, a cart handrail 1 arranged at the top end of the support and a small wheel 3 arranged at the bottom end of the support, the continuous measuring system for the thickness of a road marking comprises a data acquisition module, an information processing module, a transmission module and a display module which are sequentially connected, the data acquisition module comprises a height measurement module and a distance acquisition module which are respectively connected with the information processing module, the distance acquisition module is arranged on the small wheel and is used for acquiring the number n of turns of the small wheel in rotation, the height measurement module is a laser range finder 4 which is arranged at the top of the support, and the laser range finder 4 is used for measuring the height H of the surface of the self position of the laser range finder, which is respectively1And H2The information processing module is used for processing the data of the distance acquisition module and the height measurement module and transmitting the data to the display module through the transmission module, and the display module is used for displaying and storing the data.
In this embodiment, the information processing modules respectively pass through formulas
And formula
And calculating to obtain the displacement X and the thickness h of the trolley during walking, and outputting the curve relation of the displacement X, the thickness h and the X-h, wherein d is the diameter of the small wheel.
In the embodiment, the laser range finder is PM18-E361 NA.
In this embodiment, the distance acquisition module is an EGNSS-HIGH recorder.
In this embodiment, the information processing module adopts EKI-6311GN communication, and the transmission module is a wireless transmission module (DTU) and transmits data through a public network, and transmits data through an ad hoc network when the vehicle is in a special road condition or in a location with a poor signal.
The laser range finder and the exposed lead connected with the laser range finder are processed by a high-temperature resistant treatment measure that the lead passes through the flexible metal wire protective sleeve through the metal sleeve and the lead, and the laser range finder, the distance acquisition module, the information processing module, the data transmission module and the display module in the whole device are provided by the storage battery of the small cart without an additional power supply.
The method for continuously measuring the thickness of the road marking by the equipment comprises the following steps:
the method comprises the following steps of firstly, zeroing, placing the cart on a horizontal base plane, measuring the height of the position of the laser range finder and the contact surface of the small wheel for the first time, measuring the height of the position of the laser range finder and the contact surface of the small wheel for the second time until the two measurement results are the same, and setting the height as a reference height H1Ending the zero comparison;
step two, equipment detection is carried out, wherein the cart is moved, and whether the distance acquisition module, the information processing module, the transmission module and the display module are normal is checked;
pushing the cart to be measured right above the road marking, and respectively acquiring the number n of turns of the rotation of the small wheel and the height H of the contact surface of the position of the laser range finder and the small wheel with the road surface and the surface of the road marking through the distance acquisition module and the height measurement module1And H2The information processing module receives n and H1And H2And the parameter values are transmitted to a display module through a transmission module, and the display module is used for displaying and storing data.
In the measuring process, the small wheels are guaranteed to be always in contact with the road surface, and the laser range finder is always located above the marked lines.
The invention collects road surface data in real time through the laser range finder and the distance collection module and transmits the road surface data to the information processing module, transmits the calculated data through the wireless transmission module and stores the data in the display module through the calculation formula, and finally outputs the curve relation of displacement X-h.
Although the present invention has been described with reference to the above embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. The utility model provides a road marking thickness continuous measurement equipment, its characterized in that, includes the shallow and installs the road marking thickness continuous measurement system on the shallow, the shallow includes the support, locates the shallow handrail on support top and the steamboat of locating the support bottom, road marking thickness continuous measurement system is including the data acquisition module, information processing module, transmission module and the display module that connect gradually, data acquisition module is including the height measurement module and the distance acquisition module of being connected with information processing module respectively, distance acquisition module locates on the steamboat for gather steamboat pivoted number of turns n, height measurement module is laser range finder, locates the support top, and laser range finder is used for measuring its self position respectively with steamboat and road surface contact surface and road marking surface height H1And H2The information processing module is used for processing the data of the distance acquisition module and the height measurement module and transmitting the data to the display module through the transmission module, and the display module is used for displaying and storing the data.
2. The apparatus of claim 1, wherein the information processing module respectively processes the data according to a formula
And formula
Calculating to obtain the displacement X and the thickness h of the trolley walking, and outputting the displacement X, the thickness h and X-hIn the curve relation, d is the diameter of the small wheel.
3. The apparatus of claim 1, wherein the laser rangefinder is of the type PM18-E361 NA.
4. The apparatus of claim 1, wherein the distance acquisition module is an EGNSS-HIGH recorder.
5. The apparatus of claim 1, wherein the information processing module employs EKI-6311GN communication, and the transmission module is a wireless transmission module.
6. Method for continuously measuring the thickness of a road marking, based on the device according to any one of claims 1 to 5, characterized by the following steps:
the method comprises the following steps of firstly, zeroing, placing the cart on a horizontal base plane, measuring the height of the position of the laser range finder and the contact surface of the small wheel for the first time, measuring the height of the position of the laser range finder and the contact surface of the small wheel for the second time until the two measurement results are the same, and setting the height as a reference height H1Ending the zero comparison;
step two, equipment detection is carried out, wherein the cart is moved, and whether the distance acquisition module, the information processing module, the transmission module and the display module are normal is checked;
pushing the cart to be measured right above the road marking, and respectively acquiring the number n of turns of the rotation of the small wheel and the height H of the contact surface of the position of the laser range finder and the small wheel with the road surface and the surface of the road marking through the distance acquisition module and the height measurement module1And H2The information processing module receives n and H1And H2And the parameter values are transmitted to a display module through a transmission module, and the display module is used for displaying and storing data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010619729.2A CN111578855A (en) | 2020-06-30 | 2020-06-30 | Road marking thickness continuous measurement equipment and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010619729.2A CN111578855A (en) | 2020-06-30 | 2020-06-30 | Road marking thickness continuous measurement equipment and method |
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| CN111578855A true CN111578855A (en) | 2020-08-25 |
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| CN202010619729.2A Pending CN111578855A (en) | 2020-06-30 | 2020-06-30 | Road marking thickness continuous measurement equipment and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648923A (en) * | 2020-12-12 | 2021-04-13 | 山东省农业机械科学研究院 | Virtual calculation method for detecting size of product part |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040160595A1 (en) * | 2003-02-14 | 2004-08-19 | Lafarge Road Marking, Inc. | Road marking evaluation and measurement system |
| CN105698690A (en) * | 2016-03-10 | 2016-06-22 | 江苏省交通科学研究院有限公司 | Reticle thickness tester |
-
2020
- 2020-06-30 CN CN202010619729.2A patent/CN111578855A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040160595A1 (en) * | 2003-02-14 | 2004-08-19 | Lafarge Road Marking, Inc. | Road marking evaluation and measurement system |
| CN105698690A (en) * | 2016-03-10 | 2016-06-22 | 江苏省交通科学研究院有限公司 | Reticle thickness tester |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648923A (en) * | 2020-12-12 | 2021-04-13 | 山东省农业机械科学研究院 | Virtual calculation method for detecting size of product part |
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Application publication date: 20200825 |