Lateral support-based pavement flatness detection mechanism special for tunnel

Abstract

The utility model discloses a lateral support-based pavement flatness detection mechanism special for a tunnel, which comprises a vehicle body, wheels are uniformly arranged at the bottom end of the vehicle body, a balancing weight is arranged on one side in the vehicle body, and a road flatness detector is connected to the top end in the vehicle body. In the tunnel pavement flatness detection process, the motor is started to drive the rotating disc to rotate, the rotating disc drives the rotating column to rotate, the rotating column synchronously moves in the movable frame, the bottom of the movable frame on the outer side of the movable frame is limited by the fixed seat, and the rotating column drives the movable frame to reciprocate left and right. In other words, the moving frame and the LED display screen synchronous seat move back and forth in a reciprocating mode, so that a warning graph on the LED display screen is dynamically displayed, the overall warning effect is effectively improved in cooperation with the effect of a warning lamp on the outer side of the vehicle body, vehicles coming and going in the tunnel can avoid detection personnel, and the safety of the detection personnel is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of road detection, in particular to a tunnel-specific road surface flatness detection mechanism based on lateral support. Background Art

[0002] Smoothness is one of the important indicators for road construction quality inspection. It measures the unevenness of the road surface intermittently or continuously with a specified standard gauge. The smoothness of the road surface is related to the smoothness of each structural layer of the road surface, that is, the smoothness effect of each layer will be cumulatively reflected on the surface layer of the road.

[0003] Chinese patent authorization announcement number CN 208121528 U discloses a road surface flatness detection device, including a vehicle body, a plurality of rollers are evenly installed on the lower side of the vehicle body, a clamping mechanism for fixing the rollers is provided at the lower end of the vehicle body, the clamping mechanism includes a fixed block rotatably connected to the vehicle body through a thrust ball bearing, a limit block is fixedly provided on the central axis of the roller, a slot matching the block is provided at the upper end of the limit block, the upper end of the block extends through the first opening to the outside and is fixedly connected to a pull block, one end of the first spring is fixedly connected to the pull block, and the other end of the first spring is fixedly connected to the fixed block, a storage box is fixedly provided on the upper end surface of the vehicle body, and an elastic limit mechanism is provided in the storage box. The utility model has a reasonable structure, and the rollers of the vehicle body can be replaced for different roads so that the flatness of different roads can be measured, and at the same time, the placed road surface flatness measuring instrument can be fixed to prevent it from falling and being damaged;

[0004] The above-mentioned existing technical solutions have the following shortcomings: when the technical solution detects the flatness of the tunnel road surface, it has the defect of low warning effect on vehicles passing through the tunnel, which makes there are certain safety hazards when conducting detection in the tunnel, and there is a certain room for improvement. Utility Model Content

[0005] The utility model aims to provide a tunnel-specific road surface flatness detection mechanism based on lateral support, so as to solve the problem of low warning effect and potential safety hazards during detection in tunnels proposed in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tunnel-specific road surface flatness detection mechanism based on lateral support, comprising a vehicle body, wheels are evenly arranged at the bottom end of the vehicle body, a counterweight is arranged on one side of the interior of the vehicle body, a road flatness detector is connected to the top end of the interior of the vehicle body, a fixed seat is fixedly connected to one side of the top end of the vehicle body, and a motor is connected to one end of the fixed seat through a first bracket, an output shaft of the motor passes through the interior of the fixed seat and is connected to a turntable, a rotating column is fixed to one end of the turntable, and a movable frame is movably connected to the outer side of the rotating column, a movable frame is fixed to the outer side of the movable frame, a LED display is connected to the top end of the movable frame, and a battery is arranged at the bottom end of the interior of the fixed seat.

[0007] When using a tunnel-specific road surface flatness detection mechanism based on lateral support of the technical solution, the LED display screen with reciprocating action is used to achieve the purpose of dynamic display, and the warning light on the outside of the vehicle body is used to effectively improve the overall warning effect, so that vehicles passing through the tunnel can avoid the detection personnel, thereby ensuring the safety of the detection personnel.

[0008] Preferably, grooves are evenly formed on both sides of the interior of the fixing seat, and balls are disposed inside the grooves.

[0009] Preferably, warning lights are evenly arranged at both ends of the vehicle body, and the warning lights are arranged at equal intervals on the outside of the vehicle body.

[0010] Preferably, support seats are fixed to both ends of the fixing seat, and threaded sleeves are connected inside the support seats, and support wheels are connected outside the threaded sleeves.

[0011] Preferably, a threaded rod is rotatably connected to the inside of the support seat, and a third bevel gear is fixed to the outside of the threaded rod, a knob is provided at the top of the support seat, and a fourth bevel gear is fixed to the bottom end of the knob vertically penetrating through the inside of the support seat, the fourth bevel gear is meshed with the third bevel gear, and the threaded rod is threadedly connected to the threaded sleeve.

[0012] Preferably, a second rotating shaft is fixed to the bottom end of the vehicle body through a second bracket, and the second rotating shaft is connected to the motor output shaft through a pulley, a second bevel gear is fixed to the outer side of the second rotating shaft, and the bottom of the second rotating shaft is connected to the first rotating shaft through a second bracket, a first bevel gear is fixed to the top end of the first rotating shaft, and the first bevel gear is meshingly connected to the second bevel gear, and a cleaning piece is fixed to the bottom end of the first rotating shaft.

[0013] Preferably, a detachable connection structure is formed between the LED display screen and the movable frame by bolts.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the tunnel-specific road surface flatness detection mechanism based on lateral support realizes the functions of facilitating warning, cleaning and support;

[0015] During the tunnel pavement flatness detection process, the motor is started to drive the turntable to rotate, and the turntable drives the rotating column to rotate. The rotating column moves synchronously inside the movable frame, and the bottom of the mobile frame outside the movable frame is limited by the fixed seat, that is, the rotating column drives the movable frame to do left and right reciprocating motion, that is, the mobile frame and the LED display screen synchronous seat reciprocate back and forth, so that the warning image on the LED display screen is dynamically displayed, and the overall warning effect is effectively improved in conjunction with the warning lights on the outside of the vehicle body, so that vehicles passing through the tunnel can avoid the detection personnel, ensuring the safety of the detection personnel;

[0016] On the basis of the above warning, the motor drives the second shaft to rotate synchronously through the pulley, the second shaft drives the first bevel gear and the second bevel gear to engage and connect, so as to drive the first shaft to rotate, and the first shaft drives the bottom cleaning member to rotate synchronously to achieve the pre-cleaning effect of the road surface in the forward direction of the vehicle body, thereby reducing the bumpy impact of external factors such as stones on the vehicle body, and ensuring the detection effect;

[0017] By providing a support seat, the knob is turned during use to drive the third bevel gear and the fourth bevel gear to engage and connect, so as to synchronously drive the threaded rod to rotate. Under the action of the threaded connection, the threaded sleeve drives the support wheel to move outward and fit the inner wall of the tunnel, so that the support wheel can play a supporting and limiting role during the movement of the vehicle body, thereby improving the accuracy of regional range detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0020] Figure 2 This is a front view structural schematic diagram of the utility model;

[0021] Figure 3 It is a schematic diagram of the side cross-sectional structure of the fixing seat of the utility model;

[0022] Figure 4 It is a schematic diagram of the three-dimensional structure of the cross section of the fixing seat of the utility model;

[0023] Figure 5It is a schematic diagram of the three-dimensional structure of the support seat of the utility model.

[0024] Explanation of the reference numerals in the figure: 1. LED display screen; 2. Mobile frame; 3. Fixed seat; 4. Movable frame; 5. Battery; 6. Road smoothness tester; 7. Vehicle body; 8. Wheel; 9. Cleaning part; 10. First rotating shaft; 11. First bevel gear; 12. Second bevel gear; 13. Second rotating shaft; 14. Pulley; 15. Motor; 16. Turntable; 17. Rotating column; 18. Counterweight; 19. Warning light; 20. Threaded sleeve; 21. Threaded rod; 22. Third bevel gear; 23. Fourth bevel gear; 24. Knob; 25. Ball; 26. Groove; 27. Support wheel; 28. Support seat. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of 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.

[0026] See also Figure 1-Figure 5 , the utility model provides an embodiment: a tunnel-specific road surface flatness detection mechanism based on lateral support, comprising a vehicle body 7;

[0027] Warning lights 19 are evenly arranged at both ends of the vehicle body 7, and the warning lights 19 are evenly spaced and arranged on the outside of the vehicle body 7;

[0028] Specifically, Figure 2 As shown, when in use, the warning light 19 can help improve the overall warning effect;

[0029] A second rotating shaft 13 is fixed to the bottom end of the vehicle body 7 through a second bracket, and the second rotating shaft 13 is connected to the output shaft of the motor 15 through a pulley 14, a second bevel gear 12 is fixed to the outside of the second rotating shaft 13, and a first rotating shaft 10 is connected to the bottom of the second rotating shaft 13 through a second bracket, a first bevel gear 11 is fixed to the top end of the first rotating shaft 10, and the first bevel gear 11 is meshed and connected with the second bevel gear 12, and a cleaning member 9 is fixed to the bottom end of the first rotating shaft 10;

[0030] Specifically, Figure 1As shown, when in use, the pulley 14 on the outer side of the output shaft of the motor 15 synchronously drives the second rotating shaft 13 to rotate, and the second rotating shaft 13 drives the first bevel gear 11 and the second bevel gear 12 to engage and connect, so as to drive the first rotating shaft 10 to rotate, and the first rotating shaft 10 drives the bottom cleaning member 9 to rotate synchronously to achieve the pre-cleaning effect of the road surface in the forward direction of the vehicle body 7, thereby reducing the bumping effect of external factors such as stones on the vehicle body 7, and ensuring the detection effect;

[0031] The bottom of the vehicle body 7 is evenly provided with wheels 8, a counterweight 18 is provided on one side of the interior of the vehicle body 7, a road flatness detector 6 is connected to the top of the interior of the vehicle body 7, and a fixing seat 3 is fixedly connected to one side of the top of the vehicle body 7;

[0032] Grooves 26 are evenly formed on both sides of the interior of the fixing seat 3, and balls 25 are disposed inside the grooves 26;

[0033] Specifically, Figure 4 When in use, the ball 25 can improve the convenience and smoothness of the movement of the mobile frame 2, reduce friction, and reduce wear;

[0034] Both ends of the fixed seat 3 are fixed with support seats 28, and the inside of the support seats 28 is connected with a threaded sleeve 20, the outside of the threaded sleeve 20 is connected with a support wheel 27, the inside of the support seats 28 is rotatably connected with a threaded rod 21, and the outside of the threaded rod 21 is fixed with a third bevel gear 22, the top of the support seat 28 is provided with a knob 24, and the bottom end of the knob 24 vertically penetrates the inside of the support seat 28 to fix a fourth bevel gear 23, the fourth bevel gear 23 is meshed and connected with the third bevel gear 22, and the threaded rod 21 is threadedly connected with the threaded sleeve 20;

[0035] Specifically, Figure 3 As shown, when in use, the third bevel gear 22 and the fourth bevel gear 23 are meshed and connected by rotating the knob 24, so as to synchronously drive the threaded rod 21 to rotate. Under the action of the threaded connection, the threaded sleeve 20 drives the support wheel 27 to move outward and fit with the inner wall of the tunnel, so that the support wheel 27 can play a supporting and limiting role during the movement of the vehicle body 7, thereby improving the accuracy of regional range detection;

[0036] One end of the fixed seat 3 is connected to a motor 15 through a first bracket, the output shaft of the motor 15 passes through the interior of the fixed seat 3 and is connected to a turntable 16, one end of the turntable 16 is fixed to a rotating column 17, and the outer side of the rotating column 17 is movably connected to a movable frame 4, the outer side of the movable frame 4 is fixed to a movable frame 2, and the top of the movable frame 2 is connected to the LED display screen 1;

[0037] The LED display screen 1 and the mobile frame 2 form a detachable connection structure through bolts;

[0038] Specifically, Figure 1 As shown, when in use, the LED display screen 1 and the mobile frame 2 are connected by bolts to form a detachable connection structure, which can facilitate the loading and unloading and maintenance of the LED display screen 1;

[0039] A storage battery 5 is arranged at the bottom end of the fixing seat 3 .

[0040] Working principle: During the tunnel pavement flatness detection process of the utility model, the starting motor 15 drives the turntable 16 to rotate, and the turntable 16 drives the rotating column 17 to rotate, and the rotating column 17 moves synchronously inside the movable frame 4, and the bottom of the mobile frame 2 outside the movable frame 4 is limited by the fixed seat 3, that is, the rotating column 17 drives the movable frame 4 to do left and right reciprocating motion, that is, the mobile frame 2 and the LED display screen 1 synchronously reciprocate back and forth, so that the warning image on the LED display screen 1 is dynamically displayed, and cooperates with the warning light 19 on the outside of the vehicle body 7 to effectively improve the overall warning effect, so that vehicles passing through the tunnel can avoid the detection personnel, ensuring the safety of the detection personnel. During use, the motor 15 synchronously drives the second rotating shaft 13 to rotate through the pulley 14, and drives the bottom cleaning member 9 to rotate synchronously under the meshing action of the first bevel gear 11 and the second bevel gear 12 to pre-clean the road surface in the forward direction of the vehicle body 7, reduce the bumpy impact of external factors such as stones on the vehicle body 7, and ensure the detection effect.

[0041] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0042] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0043] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A tunnel-specific road surface flatness detection mechanism based on lateral support, comprising a vehicle body (7), characterized in that: Wheels (8) are evenly arranged at the bottom end of the vehicle body (7), a counterweight (18) is arranged on one side of the interior of the vehicle body (7), a road flatness detector (6) is connected to the top of the interior of the vehicle body (7), a fixed seat (3) is fixedly connected to one side of the top of the vehicle body (7), and one end of the fixed seat (3) is connected to a motor (15) through a first bracket, an output shaft of the motor (15) passes through the interior of the fixed seat (3) and is connected to a turntable (16), a rotating column (17) is fixed to one end of the turntable (16), and a movable frame (4) is movably connected to the outer side of the rotating column (17), a mobile frame (2) is fixed to the outer side of the movable frame (4), an LED display screen (1) is connected to the top of the mobile frame (2), and a storage battery (5) is arranged at the bottom of the interior of the fixed seat (3).

2. According to claim 1, a tunnel-specific road surface flatness detection mechanism based on lateral support is characterized in that: Grooves (26) are evenly formed on both sides of the interior of the fixing seat (3), and balls (25) are arranged inside the grooves (26).

3. The tunnel-specific road surface flatness detection mechanism based on lateral support according to claim 1 is characterized in that: Warning lights (19) are evenly arranged at both ends of the vehicle body (7), and the warning lights (19) are arranged and distributed at equal intervals on the outside of the vehicle body (7).

4. The tunnel-specific road surface flatness detection mechanism based on lateral support according to claim 1 is characterized in that: Support seats (28) are fixed to both ends of the fixing seat (3), and the interior of the support seat (28) is connected to a threaded sleeve (20), and the exterior of the threaded sleeve (20) is connected to a support wheel (27).

5. The tunnel-specific road surface flatness detection mechanism based on lateral support according to claim 4 is characterized in that: The support seats (28) are rotatably connected to the inside of the threaded rods (21), and the outside of the threaded rods (21) is fixed with a third bevel gear (22). The top of the support seats (28) is provided with a knob (24), and the bottom of the knob (24) vertically penetrates the inside of the support seats (28) and is fixed with a fourth bevel gear (23). The fourth bevel gear (23) is meshedly connected to the third bevel gear (22), and the threaded rods (21) are threadedly connected to the threaded sleeve (20).

6. The tunnel-specific road surface flatness detection mechanism based on lateral support according to claim 1 is characterized in that: A second rotating shaft (13) is fixed to the bottom end of the vehicle body (7) via a second bracket, and the second rotating shaft (13) is connected to an output shaft of a motor (15) via a pulley (14); a second bevel gear (12) is fixed to the outside of the second rotating shaft (13); a first rotating shaft (10) is connected to the bottom of the second rotating shaft (13) via a second bracket; a first bevel gear (11) is fixed to the top end of the first rotating shaft (10), and the first bevel gear (11) is meshedly connected to the second bevel gear (12); a cleaning member (9) is fixed to the bottom end of the first rotating shaft (10).

7. The tunnel-specific road surface flatness detection mechanism based on lateral support according to claim 1 is characterized in that: The LED display screen (1) and the movable frame (2) are connected by bolts to form a detachable connection structure.

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