Laser test system for pavement detection

Abstract

The utility model relates to the technical field of laser test systems, and discloses a laser test system for road surface detection, which comprises a laser tester, a support frame is arranged above the laser tester, and four corners of the bottom of the support frame are rotatably connected with belt rollers through bearings. Wherein a servo motor is arranged on the supporting frame above one of the belt rollers, the output end of the servo motor rotatably penetrates through the supporting frame and is fixed at the top of one of the belt rollers, and the outer sides of the four belt rollers are sleeved with a traction belt in a transmission mode. The bottom of the laser tester is shielded, the eyes of surrounding testers are prevented from being damaged by laser, the problem that an existing laser testing system for road surface detection is poor in safety performance during use is solved, the eyes of the testers are prevented from being damaged due to misoperation during use, and the safety of the laser testing system during use is improved.

Description

TECHNICAL FIELD

[0001] The utility model application relates to laser testing system technical field, specifically a kind of laser testing system for road surface detection. BACKGROUND

[0002] The laser testing system for road surface detection is a detection device for measuring various performance indicators of the road surface, including road surface texture, defects, flatness, cross slope, etc. It can provide detailed road condition information through laser sensors, accelerometers and gyroscopes, etc. It can detect various dry and wet road conditions at different driving speeds, accurately and efficiently collect and process road performance data, and is widely used in the field of transportation engineering, especially in road maintenance and management.

[0003] When using the laser range finder, it is necessary to avoid direct irradiation of the laser straight line to the human eye to prevent permanent vision damage. At the same time, attention should be paid to prevent reflection and diffuse reflection of the laser, to avoid irradiating the reflected or diffusely reflected laser to the eyes of others or oneself, to prevent danger. However, most of the existing laser testing systems do not have protective structures, which can cause damage to the eyes of the test personnel when operating improperly. SUMMARY

[0004] In order to solve the problem of poor safety performance of the existing laser testing system for road surface detection in use, the utility model provides a laser testing system for road surface detection to solve the above problems.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] A laser testing system for road surface detection, comprising a laser tester, a support frame is arranged above the laser tester, a belt roller is rotatably connected to each of the four corners at the bottom of the support frame through a bearing, a servo motor is arranged on the support frame above one of the belt rollers, the output end of the servo motor is rotatably penetrated through the support frame and fixed at the top of the one belt roller, a pulling belt is transmissionally sleeved on the outside of the four belt rollers, a connecting block is fixed to the middle of the rear side of the pulling belt, a connecting strut is arranged on the side of the connecting block and fixed on the belt roller by bolts, a light-shielding curtain is arranged on the rear side of the laser tester, and the top of the light-shielding curtain is fixed on the connecting block and the connecting strut by magic tape at both ends.

[0007] Further, connecting pipes are fixed on the top surface of the laser tester by bolts, the front side of the two connecting pipes is fixedly connected with the top surface of the belt roller by gaskets and bolts, and a bubble level is arranged in the middle of the top surface of the laser tester.

[0008] Further, the height of the light-shielding curtain is greater than the height between the top surface of the connecting block and the bottom surface of the laser tester, and the length of the light-shielding curtain is greater than the overall length of the pulling belt.

[0009] Further, the auxiliary supporting plate is downwardly inclined towards one end of the light shielding curtain, the bottom of the auxiliary supporting plate is flush with the bottom surface of the laser tester, and the auxiliary supporting plate is supported on the bottom of the light shielding curtain.

[0010] Further, the auxiliary supporting plate is downwardly inclined towards one end of the light shielding curtain, the bottom of the auxiliary supporting plate is flush with the bottom surface of the laser tester, and the auxiliary supporting plate is supported on the bottom of the light shielding curtain.

[0011] Further, the auxiliary supporting plate is downwardly inclined towards one end of the light shielding curtain, the bottom of the auxiliary supporting plate is flush with the bottom surface of the laser tester, and the auxiliary supporting plate is supported on the bottom of the light shielding curtain.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1. In the utility model, the light shielding curtain can be rolled up, before testing, the light shielding curtain is opened to shield the bottom of the laser tester, so that the eyes of the surrounding testers are not damaged by the laser, the safety performance of the prior laser testing system for road surface detection is improved, the testers are prevented from being injured in the eyes due to improper operation, and the safety of the laser testing system in use is improved.

[0014] 2. In the utility model, the laser tester is designed to be adjustable, in use, the angle of the laser tester can be adjusted by rotating the laser tester, the laser tester is convenient to use on different terrain road surfaces, and the application range of the laser testing system is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0016] Figure 1 is a front view of the structure of the laser testing system according to an embodiment of the present application;

[0017] Figure 2 is Figure 1 is a back view of the structure of the laser testing system in the embodiment shown in the figure;

[0018] Figure 3 is Figure 1 is a partial structure diagram of the laser testing system in the embodiment shown in the figure;

[0019] Figure 4 is Figure 1 is a front view of the rotating structure in the embodiment shown.

[0020] The meanings of the reference numerals in the drawings are as follows: 1, laser tester; 2, support frame; 3, belt roller; 4, pulling belt; 5, servo motor; 6, connecting block; 7, light curtain; 8, connecting strut; 9, level; 10, auxiliary support plate; 11, fixed rod; 12, connecting pipe; 13, connecting frame; 14, rotating sleeve block; 15, fixed clamping block; 16, connecting support plate. DETAILED DESCRIPTION

[0021] In order to make the application purposes, features and advantages of the present application more obvious and easy to understand, the technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the embodiments described below are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0022] With reference to Figure 1 , Figure 2 and Figure 3 , a laser testing system for road surface detection comprises a laser tester 1, a support frame 2 is arranged above the laser tester 1, four belt rollers 3 are rotatably connected to the support frame 2 at the four corners of the bottom of the support frame 2 through bearings, a servo motor 5 is arranged on the support frame 2 above one of the belt rollers 3, the output end of the servo motor 5 is rotatably penetrated through the support frame 2 and fixed to the top of the one belt roller 3, a pulling belt 4 is transmissionally sleeved outside the four belt rollers 3, a connecting block 6 is fixed to the middle of the rear side of the pulling belt 4, a connecting strut 8 is arranged on the side of the connecting block 6, the connecting strut 8 is fixed to the belt roller 3 through bolts, a light curtain 7 is arranged on the rear side of the laser tester 1, the height of the light curtain 7 is greater than the height between the top surface of the connecting block 6 and the bottom surface of the laser tester 1, the length of the light curtain 7 is greater than the overall length of the pulling belt 4, the light curtain 7 is fixed to the connecting block 6 and the connecting strut 8 through magic tapes at the two ends of the top of the light curtain 7, respectively, an auxiliary support plate 10 is arranged below the light curtain 7 on the rear side of the connecting strut 8, the end of the auxiliary support plate 10 facing the light curtain 7 is downwardly inclined, the bottom of the auxiliary support plate 10 is flush with the bottom surface of the laser tester 1, the auxiliary support plate 10 is supported at the bottom of the light curtain 7, a fixed rod 11 is fixed to the outside of the auxiliary support plate 10, and the top of the fixed rod 11 is fixed to the rear side wall of the connecting strut 8.

[0023] Specifically, when the laser tester 1 needs to be used for laser testing, the servo motor 5 is turned on, so that the servo motor 5 drives one of the belt rollers 3 to rotate, and when the belt roller 3 rotates, the pulling belt 4 is driven to move away from the connecting branch 8, and when the pulling belt 4 moves, the connecting block 6 is driven to move, and the connecting block 6 drives one end of the blackout curtain 7 to move, so that the blackout curtain 7 is unfolded, and when the connecting block 6 moves to the other side of the connecting branch 8, the laser tester 1 can be wrapped by the blackout curtain 7, so as to avoid laser leakage and injury. After use, the servo motor 5 drives the belt roller 3 to rotate in the opposite direction, and the connecting block 6 is reversely moved to fold the blackout curtain 7, and when the blackout curtain 7 is folded, the blackout curtain 7 is collected above the auxiliary supporting plate 10, and the blackout curtain 7 is supported by the auxiliary supporting plate 10. When the blackout curtain 7 needs to be replaced or cleaned, the blackout curtain 7 is pulled, the magic tape on the blackout curtain 7 is separated from the connecting block 6 and the connecting branch 8, the blackout curtain 7 is removed, and the magic tapes at the top of the new blackout curtain 7 are respectively pasted and fixed on the connecting block 6 and the connecting branch 8.

[0024] As an optimization scheme, as shown in Figure 2 and Figure 4 The top surface of the laser tester 1 is symmetrically fixed with the connecting pipes 12 through bolts, the front sides of the two connecting pipes 12 are fixed and connected with the top surface of the belt roller 3 through gaskets and bolts, the middle part of the top surface of the laser tester 1 is provided with the bubble level 9, the top part of the connecting pipe 12 is fixed with the connecting frame 13 through bolts, the middle part of the connecting frame 13 is fixed with a screw rod, the screw rod is rotatably sleeved with the rotating sleeve block 14, the screw rod on the side edge of the rotating sleeve block 14 is threadedly sleeved with the fixed clamping block 15, and the top part of the rotating sleeve block 14 is fixed with the connecting supporting plate 16.

[0025] Specifically, when the angle of the laser tester 1 needs to be adjusted, the fixed clamping block 15 is rotated, so that the clamping and fixing of the fixed clamping block 15 to the rotating sleeve block 14 is released, the connecting pipe 12 is rotated, the angle of the laser tester 1 is adjusted, and after the adjustment is completed, the fixed clamping block 15 is reversely screwed, so that the fixed clamping block 15 clamps and fixes the rotating sleeve block 14 again.

[0026] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the essential elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0027] The above-described embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacements for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A laser testing system for pavement detection, characterized by: Including laser tester (1), the support frame (2) is arranged above the laser tester (1), the support frame (2) is rotatably connected with the belt roller (3) at the four corners of the bottom, a servo motor (5) is arranged on the support frame (2) above one of the belt roller (3), the servo motor (5) is rotatably connected with the top of one of the belt roller (3) through the support frame (2), the four belt rollers (3) are driven by the pulling belt (4), the connecting block (6) is fixed on the middle of the rear side of the pulling belt (4), the connecting branch (8) is arranged on the side of the connecting block (6), the connecting branch (8) is fixed on the belt roller (3) by bolts, the laser tester (1) is provided with a light curtain (7) on the rear side, and the light curtain (7) is fixed on the connecting block (6) and the connecting branch (8) by magic tape at both ends of the top.

2. 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fixed on the top of the laser tester (1) by bolts, and the connecting pipe (12) is fixed on the top of the laser tester (1) by bolts, and the connecting pipe (12) is fixed on the top of the laser tester (1) by bolts, and the connecting pipe (12) is fixed on the top of the laser tester (1) by bolts, and the connecting pipe (12) is fixed on the top of the laser tester (1) by bolts, and the connecting pipe (12) is fixed on the top of the laser tester (1) by bolts, and the connecting pipe (12) is fixed on the top of the laser tester (1) by bolts, and the connecting pipe (12) is fixed on the top of the laser tester (1) by bolts, and the connecting pipe (12) is fixed on the top of the laser tester (1) by bolts, and the connecting pipe (12) is fixed on the top of the laser tester (1) by bolts, and the connecting pipe (12) is fixed on the top of the laser tester (1) by bolts, and the connecting pipe (12) is fixed on the top of the laser tester ( 3. The laser testing system for pavement detection of claim 1, wherein: ​ 4. The laser testing system for pavement detection of claim 3, wherein: ​ 5. The laser testing system for pavement detection of claim 4, wherein: ​ 6. The laser testing system for pavement detection of claim 2, wherein: ​

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