Pavement flatness detection device for pavement construction

Abstract

The utility model relates to the related technical field of road construction equipment, in particular to a road surface flatness detection device for road surface construction, which comprises a frame; two fixing frames are fixedly connected to one side of the bottom of the vehicle frame, two right-angle frames are fixedly connected to the side, away from the fixing frames, of the vehicle frame, a first rotating shaft is rotationally connected between the two fixing frames, and moving wheels are arranged on the opposite sides of the two fixing frames. The moving wheels are fixed to the outer surface of the first rotating shaft. The road surface can be cleaned before the flatness of the road surface is detected by the device under the matching action of the fixed frame, the right-angle frame, the first rotating shaft, the moving wheels and the linkage mechanism, so that the problem that the existing detection device does not have the function of cleaning the road surface before detection is solved; therefore, the problem that the accuracy of detection data is affected due to the fact that the device jolts due to the influence of obstacles on the road surface during movement is solved.

Description

Technical Field

[0001] The utility model relates to the technical field related to highway construction equipment, in particular to a road surface flatness detection device for road surface construction. Background Art

[0002] Road construction is the operation of paving the road surface, and the road surface smoothness is one of the important indicators of road surface quality. At the same time, the road surface smoothness quality directly reflects the driving safety during the operation and use of the highway. The detection of highway road surface smoothness refers to the use of specified standard gauges to intermittently or continuously measure the unevenness of the road surface, and reflect the unevenness of the road surface through the detection data.

[0003] The utility model patent with announcement number CN218034848U discloses a cement pavement flatness detection device for road construction, which belongs to the technical field related to road construction. It solves the problem that the cement pavement flatness detection device commonly used in the prior art usually uses a measuring trolley for horizontal movement, and then measures the unevenness of the cement road surface by measuring the inclination amplitude of the measuring trolley, resulting in inaccurate measurement. The utility model patent includes a fixed frame, two slide grooves are provided on the top of the fixed frame, a slide groove is movably connected to the slide groove, one side of the slide is movably connected to a plurality of semi-threaded rods, one side of the semi-threaded rod is movably connected to a threaded barrel, the bottom outer wall of the threaded barrel is movably connected to a ball bearing, one side of the slide is fixedly connected to a plurality of discs, one side of the disc is movably connected to a connecting shaft, one side of the connecting shaft is wrapped with a pull rope, and one end of the pull rope is fixed to the semi-threaded rod. The utility model can not only accurately measure the flatness of the cement road surface through the coordinated use of the pointer and the scale line, thereby improving the measuring effect of the device, but also can reduce the friction between the semi-threaded rod and the slide through the steel ball, thereby improving the use effect of the device, and can also increase the friction between the threaded barrel and the semi-threaded rod through the rubber sleeve, thereby improving the anti-skid effect of the device.

[0004] However, the above patent still has shortcomings: although the patent can detect the flatness of the road surface, it does not have the function of cleaning the road surface before detection, causing the device to be affected by obstacles on the road surface when moving and causing bumps, thereby affecting the accuracy of the detection data. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a road surface flatness detection device for road construction, so as to solve the problem that the existing detection device proposed in the above background technology does not have the function of cleaning the road surface before detection, causing the device to be affected by obstacles on the road surface when moving and causing bumps, thereby affecting the accuracy of the detection data.

[0006] The technical solution of the utility model is:

[0007] A road surface flatness detection device for road construction comprises: a frame; two fixing frames are fixedly connected to one side of the bottom of the frame, two right-angle frames are fixedly connected to the side of the frame away from the fixing frames, a first rotating shaft is rotatably connected between the two fixing frames, moving wheels are arranged on opposite sides of the two fixing frames, and the moving wheels are fixed to the outer surface of the first rotating shaft; linkage mechanisms for cleaning the road surface are arranged on the outer surfaces of both ends of the first rotating shaft; an elastic mechanism for rising and falling according to the flatness of the road is arranged inside the frame.

[0008] Preferably, the linkage mechanism includes: first synchronous wheels are fixedly connected to the outer surfaces of both ends of the first rotating shaft, the first synchronous wheels are connected to second synchronous wheels through synchronous belts, and the two second synchronous wheels are respectively fixed to the outer surfaces of both ends of the second rotating shaft; the second rotating shaft is rotatably connected to the right-angle frame, and the diameter of the first synchronous wheel is larger than that of the second synchronous wheel; the outer surface of the second rotating shaft located between the two right-angle frames is provided with a cleaning mechanism for cleaning the road surface.

[0009] Preferably, the cleaning mechanism comprises: the outer surface of the second rotating shaft located between the two right-angle frames is fixedly connected with a Jiaolong blade, and the outer surface of the Jiaolong blade is provided with a plurality of bristles; the bristles are fixedly connected to the Jiaolong blade.

[0010] Preferably, the elastic mechanism includes: three sliding bars are arranged inside the frame, the bottom ends of the sliding bars penetrate the frame and extend to the connecting blocks, the connecting blocks are fixedly connected to the sliding bars, the sliding bars are slidably connected to the frame, the bottom end of the connecting block is fixedly connected to a ball head, a matching steel ball is arranged inside the ball head, one end of the sliding bar away from the connecting block is fixedly connected to a limiting block; springs are arranged between the connecting block and the frame, the springs are respectively sleeved on the outer surfaces of the sliding bars; the tops of the limiting blocks are provided with connecting mechanisms for detecting the flatness of the road surface.

[0011] Preferably, the connecting mechanism includes: two fixed blocks are fixedly connected to the top of the limit block, a third rotating shaft is fixedly connected between the two fixed blocks, the outer surface of the third rotating shaft is rotatably connected to the first linkage rod, the end of the first linkage rod away from the third rotating shaft is rotatably connected to the fourth rotating shaft, one end of the fourth rotating shaft is fixedly connected to the second linkage rod, the side of the second linkage rod away from the fourth rotating shaft is fixedly connected to the fifth rotating shaft, the end of the fifth rotating shaft away from the second linkage rod passes through the detection table and extends to the pointer, the pointer is fixedly connected to the fifth rotating shaft; the detection tables are fixedly connected to the frame, the interior of the detection tables is evenly engraved with scale lines, and the pointer matches the scale lines.

[0012] Preferably, the frame is provided with a travel groove near the first linkage rod, and the travel groove is adapted to the first linkage rod.

[0013] Preferably, a traction frame is fixedly connected to one side of the frame, and a connecting frame is fixedly connected to one end of the traction frame away from the frame.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] Firstly, the utility model can clean the road surface before the device detects the flatness of the road surface through the cooperation of the fixed frame, the right-angle frame, the first rotating shaft, the moving wheel and the linkage mechanism, thereby solving the problem that the existing detection device does not have the function of cleaning the road surface before detection, causing the device to be affected by obstacles on the road surface when moving, thereby affecting the accuracy of the detection data.

[0016] Secondly, the utility model replaces the original pull rope connection with a metal mechanical connection through the cooperation of the fixed frame, the right-angle frame, the first rotating shaft, the movable wheel and the elastic mechanism, thereby solving the problem that the pull rope itself is easily changed in length due to its own toughness, resulting in inaccurate road surface flatness detection data. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of a road surface flatness detection device for road construction of the utility model;

[0018] Figure 2 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0019] Figure 3 It is a side view cross-sectional structural schematic diagram of a road surface flatness detection device for road construction of the utility model;

[0020] Figure 4 It is a schematic diagram of the linkage mechanism structure of the utility model;

[0021] Figure 5 This is a schematic diagram of the elastic mechanism structure of the utility model;

[0022] Figure 6 For the utility model Figure 5 The enlarged structural diagram at B in the middle;

[0023] Figure 7 For the utility model Figure 5 Enlarged structural diagram at point C in the middle.

[0024] In the figure:

[0025] 1. Frame; 2. Fixed frame; 3. Right-angle frame; 4. First rotating shaft; 5. Moving wheel; 6. Linkage mechanism; 7. Elastic mechanism; 8. First synchronous wheel; 9. Synchronous belt; 10. Second synchronous wheel; 11. Second rotating shaft; 12. Cleaning mechanism; 13. Jiaolong blade; 14. Bristles; 15. Sliding rod; 16. Connecting block; 17. Ball head; 18. Steel ball; 19. Limiting block; 20. Spring; 21. Connecting mechanism; 22. Fixed block; 23. Third rotating shaft; 24. First linkage rod; 25. Fourth rotating shaft; 26. Second linkage rod; 27. Fifth rotating shaft; 28. Inspection table; 29. ​​Pointer; 30. Scale line; 31. Travel groove; 32. Traction frame; 33. Connecting frame. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figures 1 to 7 The utility model describes the above technical solution in detail through the following embodiments:

[0028] A road surface flatness detection device for road construction comprises: a frame 1; two fixing frames 2 are fixedly connected to one side of the bottom of the frame 1, two right-angle frames 3 are fixedly connected to one side of the frame 1 away from the fixing frames 2, a first rotating shaft 4 is rotatably connected between the two fixing frames 2, moving wheels 5 are arranged on opposite sides of the two fixing frames 2, and the moving wheels 5 are fixed to the outer surface of the first rotating shaft 4; both ends of the outer surface of the first rotating shaft 4 are arranged with linkage mechanisms 6 for cleaning the road surface; an elastic mechanism 7 is arranged inside the frame 1 for lifting and lowering according to the flatness of the road, after the user connects the device to a tractor, the tractor pulls the device, and the device moves while driving the moving wheels 5, and the moving wheels 5 drive the first rotating shaft 4 to rotate inside the fixing frame 2, and the first rotating shaft 4 rotates while driving the linkage mechanism 6 to clean the road surface, so that the road surface can be cleaned before the device detects the flatness of the road surface, which solves the problem that the existing detection device does not have the function of cleaning the road surface before detection, resulting in the device being affected by obstacles on the road surface when moving and causing bumps, thereby affecting the accuracy of the detection data.

[0029] like Figure 1 , Figure 3 and Figure 4As shown, the linkage mechanism 6 includes: the outer surfaces of both ends of the first rotating shaft 4 are fixedly connected with the first synchronous wheel 8, the first synchronous wheel 8 is connected with the second synchronous wheel 10 through the synchronous belt 9, and the two second synchronous wheels 10 are respectively fixed to the outer surfaces of both ends of the second rotating shaft 11; the second rotating shaft 11 is rotatably connected with the right-angle frame 3, and the diameter of the first synchronous wheel 8 is larger than the second synchronous wheel 10; the outer surface of the second rotating shaft 11 located between the two right-angle frames 3 is provided with a cleaning mechanism 12 for cleaning the road surface, the first rotating shaft 4 rotates to drive the first synchronous wheel 8, the first synchronous wheel 8 drives the synchronous belt 9, the synchronous belt 9 drives the second synchronous wheel 10, the second synchronous wheel 10 drives the second rotating shaft 11 to rotate at high speed inside the right-angle frame 3, and the second rotating shaft 11 rotates while driving the cleaning mechanism 12.

[0030] like Figure 1 , Figure 3 and Figure 4 As shown, the cleaning mechanism 12 includes: a second rotating shaft 11 located between two right-angle frames 3 has an outer surface fixedly connected to a Jiaolong blade 13, and the outer surface of the Jiaolong blade 13 is provided with a plurality of bristles 14; the bristles 14 are fixedly connected to the Jiaolong blade 13, the second rotating shaft 11 drives the Jiaolong blade 13, the Jiaolong blade 13 drives the bristles 14, and the bristles 14 sweep obstacles on the road to one side of the device.

[0031] like Figure 1 , Figure 2 and Figure 5 As shown, the elastic mechanism 7 includes: three slide bars 15 are arranged inside the frame 1, the bottom ends of the slide bars 15 penetrate the frame 1 and extend to the connecting block 16, the connecting block 16 is fixedly connected to the slide bars 15, the slide bars 15 are slidably connected to the frame 1, the bottom end of the connecting block 16 is fixedly connected to a ball head 17, and a matching steel ball 18 is arranged inside the ball head 17, and one end of the slide bar 15 away from the connecting block 16 is fixedly connected to a limited block 19; springs 20 are arranged between the connecting block 16 and the frame 1, and the springs 20 are respectively sleeved on the slide bars. The outer surface of the rod 15; the top of the limit block 19 is provided with a connecting mechanism 21 for detecting the flatness of the road surface. The frame 1 drives the connecting block 16 through the slide bar 15, the connecting block 16 drives the ball head 17, the ball head 17 drives the steel ball 18, and the steel ball 18 rolls on the uneven road surface while the steel ball 18 pushes the ball head 17, the ball head 17 drives the slide bar 15, the slide bar 15 is lifted and slid inside the frame 1, and the slide bar 15 drives the limit block 19 while lifting and lowering, and the limit block 19 drives the connecting mechanism 21.

[0032] like Figures 5 to 7As shown, the connection mechanism 21 includes: two fixed blocks 22 are fixedly connected to the top of the limit block 19, a third shaft 23 is fixedly connected between the two fixed blocks 22, a first linkage rod 24 is rotatably connected to the outer surface of the third shaft 23, an end of the first linkage rod 24 away from the third shaft 23 is rotatably connected to a fourth shaft 25, one end of the fourth shaft 25 is fixedly connected to a second linkage rod 26, a side of the second linkage rod 26 away from the fourth shaft 25 is fixedly connected to a fifth shaft 27, an end of the fifth shaft 27 away from the second linkage rod 26 passes through the detection table 28 and extends to the pointer 29, the pointer 29 and the fifth shaft 27 are connected. Fixed connection; the detection gauges 28 are fixedly connected to the frame 1, and the inside of the detection gauge 28 is evenly engraved with scale lines 30, and the pointer 29 cooperates with the scale lines 30. The limit block 19 drives the fixed block 22 while rising and falling, and the fixed block 22 drives the third rotating shaft 23. The third rotating shaft 23 pushes the bottom end of the first linkage rod 24, so that the top end of the first linkage rod 24 drives the second linkage rod 26 through the fourth rotating shaft 25, so that the second linkage rod 26 drives the fifth rotating shaft 27 to rotate inside the detection gauge 28, and the fifth rotating shaft 27 rotates while driving the pointer 29. The user can know the flatness of the road surface through the cooperation between the pointer 29 and the scale lines 30.

[0033] like Figure 2 As shown, the frame 1 is provided with a travel groove 31 near the first linkage rod 24 , and the travel groove 31 is matched with the first linkage rod 24 , and can provide a suitable moving stroke for the first linkage rod 24 .

[0034] like Figure 1 and Figure 3 As shown, a traction frame 32 is fixedly connected to one side of the frame 1, and a connecting frame 33 is fixedly connected to the end of the traction frame 32 away from the frame 1, so that the user can connect the frame 1 to the tractor through the cooperation of the traction frame 32 and the connecting frame 33.

[0035] Working principle: the user connects the frame 1 to the tractor through the cooperation of the traction frame 32 and the connecting frame 33, and the tractor pulls the device, and the device moves while driving the moving wheel 5, and the moving wheel 5 drives the first rotating shaft 4 to rotate inside the fixed frame 2, and the first rotating shaft 4 rotates while driving the first synchronous wheel 8, and the first synchronous wheel 8 drives the synchronous belt 9, and the synchronous belt 9 drives the second synchronous wheel 10, and the second synchronous wheel 10 drives the second rotating shaft 11 to rotate at high speed inside the right-angle frame 3, and the second rotating shaft 11 rotates while driving the dragon blade 13, and the dragon blade 13 drives the bristles 14, and the bristles 14 sweep obstacles on the road surface to one side of the device, and the road surface can be cleaned before the device detects the flatness of the road surface, which solves the problem that the existing detection device does not have the function of cleaning the road surface before detection, resulting in the device being affected by obstacles on the road surface when moving and causing bumps, thereby affecting the accuracy of the detection data.

[0036] The frame 1 drives the connecting block 16 through the slide bar 15, the connecting block 16 drives the ball head 17, the ball head 17 drives the steel ball 18, while the steel ball 18 rolls on the uneven road surface, the steel ball 18 pushes the ball head 17, the ball head 17 drives the slide bar 15, the slide bar 15 is lifted and slid inside the frame 1, the slide bar 15 drives the limit block 19 while being lifted and lowered, the limit block 19 drives the fixed block 22 while being lifted and lowered, the fixed block 22 drives the third rotating shaft 23, the third rotating shaft 23 pushes the bottom end of the first linkage rod 24, so that the top end of the first linkage rod 24 drives the second linkage rod 26 through the fourth rotating shaft 25, so that the second linkage rod 26 drives the fifth rotating shaft 27 to rotate inside the detection table 28, and the fifth rotating shaft 27 drives the pointer 29 while rotating, and the user can know the flatness of the road surface through the cooperation between the pointer 29 and the scale line 30.

[0037] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A road surface flatness detection device for road construction, comprising: Frame (1); The invention is characterized in that two fixing frames (2) are fixedly connected to one side of the bottom of the frame (1), two right-angle frames (3) are fixedly connected to one side of the frame (1) away from the fixing frames (2), a first rotating shaft (4) is rotatably connected between the two fixing frames (2), and moving wheels (5) are arranged on opposite sides of the two fixing frames (2), and the moving wheels (5) are fixed to the outer surface of the first rotating shaft (4); The outer surfaces of both ends of the first rotating shaft (4) are provided with linkage mechanisms (6) for cleaning the road surface; The frame (1) is provided with an elastic mechanism (7) inside which is raised and lowered according to the flatness of the road.

2. A road surface flatness detection device for road construction as claimed in claim 1, characterized in that: The linkage mechanism (6) comprises: The outer surfaces of both ends of the first rotating shaft (4) are fixedly connected with first synchronous wheels (8), the first synchronous wheels (8) are connected with second synchronous wheels (10) via synchronous belts (9), and the two second synchronous wheels (10) are respectively fixed to the outer surfaces of both ends of the second rotating shaft (11); The second rotating shaft (11) is rotatably connected to the right-angle frame (3), and the diameter of the first synchronous wheel (8) is larger than that of the second synchronous wheel (10); The outer surface of the second rotating shaft (11) located between the two right-angle frames (3) is provided with a cleaning mechanism (12) for cleaning the road surface.

3. A road surface flatness detection device for road construction as claimed in claim 2, characterized in that: The cleaning mechanism (12) comprises: The outer surface of the second rotating shaft (11) located between the two right-angle frames (3) is fixedly connected with a Jiaolong blade (13), and the outer surface of the Jiaolong blade (13) is provided with a plurality of bristles (14); The bristles (14) are all fixedly connected to the dragon blades (13).

4. A road surface flatness detection device for road construction as claimed in claim 1, characterized in that: The elastic mechanism (7) comprises: The frame (1) is provided with three slide bars (15) inside, the bottom end of the slide bar (15) passes through the frame (1) and extends to the connection block (16), the connection block (16) is fixedly connected to the slide bar (15), the slide bar (15) is slidably connected to the frame (1), the bottom end of the connection block (16) is fixedly connected to a ball head (17), a matching steel ball (18) is arranged inside the ball head (17), and one end of the slide bar (15) away from the connection block (16) is fixedly connected to a limit block (19); A spring (20) is provided between the connecting block (16) and the vehicle frame (1), and the spring (20) is respectively sleeved on the outer surface of the sliding rod (15); The top of each of the limit blocks (19) is provided with a connection mechanism (21) for detecting the flatness of the road surface.

5. A road surface flatness detection device for road construction as claimed in claim 4, characterized in that: The connecting mechanism (21) comprises: The top of the limit block (19) is fixedly connected with two fixed blocks (22), a third rotating shaft (23) is fixedly connected between the two fixed blocks (22), the outer surface of the third rotating shaft (23) is rotatably connected with a first linkage rod (24), one end of the first linkage rod (24) away from the third rotating shaft (23) is rotatably connected with a fourth rotating shaft (25), one end of the fourth rotating shaft (25) is fixedly connected with a second linkage rod (26), a side of the second linkage rod (26) away from the fourth rotating shaft (25) is fixedly connected with a fifth rotating shaft (27), one end of the fifth rotating shaft (27) away from the second linkage rod (26) passes through the detection table (28) and extends to the pointer (29), and the pointer (29) is fixedly connected to the fifth rotating shaft (27); The detection gauges (28) are fixedly connected to the vehicle frame (1), and scale lines (30) are evenly engraved inside the detection gauges (28), and the pointers (29) match the scale lines (30).

6. A road surface flatness detection device for road construction as claimed in claim 5, characterized in that: The frame (1) is provided with a travel groove (31) near the first linkage rod (24), and the travel groove (31) is adapted to the first linkage rod (24).

7. A road surface flatness detection device for road construction as claimed in claim 1, characterized in that: A traction frame (32) is fixedly connected to one side of the vehicle frame (1), and a connecting frame (33) is fixedly connected to one end of the traction frame (32) away from the vehicle frame (1).

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