阅读说明：本技术 一种用于路面损坏检测系统的校准装置 (Calibration device for pavement damage detection system ) 是由 何正东 于 2021-07-22 设计创作，主要内容包括：本发明公开了一种用于路面损坏检测系统的校准装置,包括外壳,外壳内安装有两个驱动电机,每个驱动电机上安装有一个收纳辊,两个收纳辊之间缠绕有印有校准图案的卷带,外壳内安装有两个气缸,每个气缸的活塞端连接有一个安装板,安装板上固定有支撑杆,支撑杆上轴接有下滚轮轴接,支撑杆上通过扭簧连接有弯折连杆,弯折连杆上轴接有上滚轮,上滚轮与下滚轮相互压接,两组上滚轮和下滚轮位于两个收纳辊之间,卷带从上滚轮和下滚轮之间穿过。本发明能够改进现有技术的不足,不占用道路资源,校准装置使用寿命长、操作便利。(The invention discloses a calibration device for a pavement damage detection system, which comprises a shell, wherein two driving motors are arranged in the shell, each driving motor is provided with an accommodating roller, a tape printed with a calibration pattern is wound between the two accommodating rollers, two cylinders are arranged in the shell, the piston end of each cylinder is connected with an installation plate, a support rod is fixed on the installation plate, the support rod is axially connected with a lower roller, the support rod is connected with a bending connecting rod through a torsional spring, the bending connecting rod is axially connected with an upper roller, the upper roller and the lower roller are mutually pressed, two groups of upper rollers and lower rollers are positioned between the two accommodating rollers, and the tape penetrates through the space between the upper roller and the lower roller. The invention can improve the defects of the prior art, does not occupy road resources, and has long service life and convenient operation of the calibration device.)

1. A calibration device for a road damage detection system, characterized by: including shell (1), install two driving motor (2) in shell (1), install one on every driving motor (2) and accomodate roller (3), two are accomodate winding (4) that the winding has the calibration pattern of being printed on between roller (3), install two cylinder (5) in shell (1), the piston end of every cylinder (5) is connected with one mounting panel (6), be fixed with bracing piece (7) on mounting panel (6), it has lower gyro wheel (8) coupling to peg graft on bracing piece (7), be connected with through torsional spring (9) on bracing piece (7) and buckle connecting rod (10), it has last gyro wheel (11) to peg graft on connecting rod (10) of buckling, go up gyro wheel (11) and lower gyro wheel (8) crimping each other, two sets of go up gyro wheel (11) and lower gyro wheel (8) are located between two accomodate roller (3), pass between last gyro wheel (11) of winding (4) follow and lower gyro wheel (8).

2. The calibration device for a road surface damage detection system according to claim 1, characterized in that: and a light supplement lamp (12) illuminating the winding tape (4) is arranged in the shell (1).

3. The calibration device for a road surface damage detection system according to claim 2, characterized in that: the top of the shell (1) is detachably provided with a transparent cover plate (13).

4. The calibration device for a road surface damage detection system according to claim 1, characterized in that: wheels (14) are installed to shell (1) bottom, and the front portion symmetry of shell (1) is fixed with two bases (15), is connected with buffer cylinder (17) through universal joint (16) on base (15), and jack catch (18) are installed at buffer cylinder (17) top.

5. The calibration device for a road surface damage detection system according to claim 4, characterized in that: the clamping jaw (18) comprises a rotating shaft (19) connected with a buffer oil cylinder (17), the rotating shaft (19) is connected with a rotating motor (20), a T-shaped support (21) is fixed on the rotating shaft (19), the width of a cross arm of the T-shaped support (21) is larger than that of a longitudinal arm, a first oil cylinder (22) is fixed at the top of the cross arm of the T-shaped support (21), a first through hole (23) for a piston of the first oil cylinder (22) to penetrate through is formed in the cross arm, the axis of the first through hole (23) and the included angle of the cross arm are 35 degrees, a rubber limiting block (24) is fixed on the piston of the first oil cylinder (22), the rubber limiting block (24) is located below the cross arm, laths (25) are symmetrically hinged to two sides of the longitudinal arm of the T-shaped support (21), a plurality of elastic clamping arms (26) are fixed on the laths (25), a plurality of second through holes (27) are formed in the elastic clamping arms (26), and the laths (25) are connected with second oil cylinders (28) installed on the longitudinal arm.

Technical Field

The invention relates to the technical field of road surface flaw detection, in particular to a calibration device for a road surface damage detection system.

Background

The road surface damage detection system scans the road surface through the array camera and then analyzes the scanning result to obtain the detection result. In order to ensure the accuracy of the detection result, the road surface damage detection system needs to be calibrated before use. The existing calibration method is to lay a device with a calibration pattern on a road surface, and then a vehicle with a road surface damage detection system drives across the road surface of a calibration area to perform calibration. This approach requires road traffic resources and the calibration equipment is easily soiled during use.

Disclosure of Invention

The invention aims to provide a calibrating device for a road surface damage detection system, which can overcome the defects of the prior art, does not occupy road resources, and has long service life and convenient operation.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows.

The utility model provides a calibrating device for road surface damages detecting system, which comprises an outer shell, install two driving motor in the shell, install one on every driving motor and accomodate the roller, two are accomodate the winding that the winding has the calibration pattern of being printed on between the roller, install two cylinders in the shell, the piston end of every cylinder is connected with a mounting panel, be fixed with the bracing piece on the mounting panel, the coupling has lower gyro wheel coupling on the bracing piece, there is the connecting rod of buckling through torsional spring connection on the bracing piece, the coupling has last gyro wheel on the connecting rod of buckling, go up the mutual crimping of gyro wheel and lower gyro wheel, two sets of gyro wheels of going up are located two and accomodate between the roller with lower gyro wheel, the winding passes between gyro wheel and the lower gyro wheel from last gyro wheel.

Preferably, a fill-in light for illuminating the tape is installed in the housing.

Preferably, a transparent cover plate is detachably arranged on the top of the shell.

Preferably, the wheels are installed at the bottom of the shell, the two bases are symmetrically fixed to the front portion of the shell, the bases are connected with the buffer oil cylinders through universal joints, and the clamping jaws are installed at the tops of the buffer oil cylinders.

Preferably, the clamping jaw comprises a rotating shaft connected with a buffer oil cylinder, the rotating shaft is connected with a rotating motor, a T-shaped support is fixed on the rotating shaft, the width of a cross arm of the T-shaped support is larger than that of a longitudinal arm, a first oil cylinder is fixed at the top of the cross arm of the T-shaped support, a first through hole for a piston of the first oil cylinder to pass through is formed in the cross arm, the included angle between the axis of the first through hole and the cross arm is 35 degrees, a rubber limiting block is fixed on the piston of the first oil cylinder and located below the cross arm, laths are symmetrically hinged to two sides of the longitudinal arm of the T-shaped support, a plurality of elastic clamping arms are fixed on the laths, a plurality of second through holes are formed in the elastic clamping arms, and the laths are connected with second oil cylinders installed on the longitudinal arm.

Adopt the beneficial effect that above-mentioned technical scheme brought to lie in: the invention provides a calibration device that is independent of road travel. The calibration device can be conveniently moved to the position under a vehicle provided with the road surface damage detection system, the driving of the driving motor is used for realizing the transmission of the winding belt between the two containing rollers, and the road surface damage detection system detects the calibration patterns on the winding belt for further calibration. Through reciprocating of cylinder, can realize the adjustment of winding transmission angle to the testing process under the true road surface undulation uneven state is fully simulated. The light filling lamp is used for simulating the testing process under different illumination conditions, and can further simulate the testing process that various reflection of light, light are obstructed or are disturbed with the cooperation of different kinds of transparent cover plates. The clamping jaw is driven by the buffer oil cylinder to realize the fixed connection of the calibrating device and the road surface damage detection system, the T-shaped support structure of the clamping jaw can adapt to the clamping positions of structures with different shapes, the use is convenient, and the rapid calibration of the calibrating device to road surface damage detection systems with different models in different environments is improved.

Drawings

FIG. 1 is a block diagram of one embodiment of the present invention.

Figure 2 is a block diagram of a pawl in an embodiment of the present invention.

Detailed Description

Referring to fig. 1-2, a specific embodiment of the present invention includes a housing 1, two driving motors 2 are installed in the housing 1, one receiving roller 3 is installed on each driving motor 2, a tape 4 printed with a calibration pattern is wound between the two receiving rollers 3, two cylinders 5 are installed in the housing 1, a piston end of each cylinder 5 is connected to a mounting plate 6, a support rod 7 is fixed to the mounting plate 6, a lower roller 8 is coupled to the support rod 7, a bending link 10 is connected to the support rod 7 through a torsion spring 9, an upper roller 11 is coupled to the bending link 10, the upper roller 11 and the lower roller 8 are coupled to each other in a pressing manner, two sets of the upper roller 11 and the lower roller 8 are located between the two receiving rollers 3, and the tape 4 passes through between the upper roller 11 and the lower roller 8. A light supplement lamp 12 for illuminating the winding tape 4 is installed in the housing 1. A transparent cover plate 13 is detachably arranged on the top of the shell 1. Wheels 14 are installed at the bottom of the shell 1, two bases 15 are symmetrically fixed to the front portion of the shell 1, a buffer oil cylinder 17 is connected to the bases 15 through a universal joint 16, and clamping jaws 18 are installed at the top of the buffer oil cylinder 17. The claw 18 comprises a rotating shaft 19 connected with a buffer oil cylinder 17, the rotating shaft 19 is connected with a rotating motor 20, a T-shaped support 21 is fixed on the rotating shaft 19, the width of a cross arm of the T-shaped support 21 is larger than that of a longitudinal arm, a first oil cylinder 22 is fixed at the top of the cross arm of the T-shaped support 21, a first through hole 23 for a piston of the first oil cylinder 22 to pass through is formed in the cross arm, the included angle between the axis of the first through hole 23 and the cross arm is 35 degrees, a rubber limiting block 24 is fixed on the piston of the first oil cylinder 22, the rubber limiting block 24 is located below the cross arm, laths 25 are symmetrically hinged to two sides of the longitudinal arm of the T-shaped support 21, a plurality of elastic clamping arms 26 are fixed on the laths 25, a plurality of second through holes 27 are formed in the elastic clamping arms 26, and the laths 25 are connected with second oil cylinders 28 installed on the longitudinal arm.

In addition, a plurality of screws 29 are connected to the trailing arm in a threaded manner, rubber suckers 30 are connected to one ends of the screws 29 located on the inner side of the trailing arm, and the axis of each screw 29 is coplanar with the axis of the piston of the first oil cylinder 22. The screw 29 with the rubber suction cup 30 can improve the connection firmness of the T-shaped support 21 and the fixed position.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.