CN220521041U - Road flatness detection device - Google Patents
Road flatness detection device Download PDFInfo
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- CN220521041U CN220521041U CN202322020223.1U CN202322020223U CN220521041U CN 220521041 U CN220521041 U CN 220521041U CN 202322020223 U CN202322020223 U CN 202322020223U CN 220521041 U CN220521041 U CN 220521041U
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Abstract
The utility model discloses a road flatness detection device, and mainly relates to the technical field of road surface detection; the device comprises a moving frame provided with travelling wheels, wherein a driving structure for driving the travelling wheels to rotate is arranged on the moving frame, a plane moving device for driving a high-precision laser distance meter to move on the inner side of the moving frame is arranged on the moving frame, the high-precision laser distance meter is driven to move along the X direction and the Y direction through the plane moving device, the detection end of the high-precision laser distance meter points to a road surface, the distance between the high-precision laser distance meter and the road surface is measured in real time through the high-precision laser distance meter, and measured data are sent to a receiving end through a wireless data transmission module; the utility model can accurately measure the longitudinal flatness data and the transverse flatness data of the road surface, can replace manual measurement, improves the measurement efficiency and reduces the labor intensity of staff.
Description
Technical Field
The utility model relates to the technical field of highway pavement detection, in particular to a highway flatness detection device.
Background
The flatness of the road surface is an important index for road construction and maintenance, and relates to the safety and comfort of driving. Road flatness is generally divided into two aspects, longitudinal flatness and transverse flatness. The longitudinal flatness refers to the longitudinal undulation degree of the road, and the lateral flatness refers to the lateral inclination degree of the road. For the expressway, the height difference of the longitudinal road surface flatness is not more than 3 mm, and the transverse road surface flatness is not more than 2% of road surface inclination; for a common highway, the height difference of the longitudinal road surface flatness is not more than 5 mm, the transverse road surface flatness is not more than 3% of the road surface inclination degree, and thus, the high-precision highway flatness standard defines that the device for detecting the highway flatness has enough high precision.
The existing patent name is: in the utility model patent of a road surface flatness detection device (publication number: CN 219117901U), a device for visually observing the road surface unevenness by using a pointer and a scale through gear transmission measurement data is disclosed. The utility model transmits the measured data in a gear mode, so that the accuracy of the obtained data is greatly reduced, the data is reflected by the pointer and the scale, the accuracy of data reading is also reduced, the measured data cannot be accurately reflected on the paper surface, meanwhile, an operator is required to manually push the utility model to finish the measurement, frequent transverse pushing and longitudinal pushing on a road are required, and the workload is high.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provides a highway flatness detection device which can accurately measure longitudinal flatness data and transverse flatness data of a highway pavement, replace manual measurement, improve measurement efficiency and reduce labor intensity of workers.
The utility model aims to achieve the aim, and the aim is achieved by the following technical scheme:
the utility model provides a highway roughness detection device, is including the movable frame that installs the walking wheel be equipped with on the movable frame and be used for driving walking wheel pivoted drive structure, be equipped with on the movable frame and be used for driving the plane mobile device that high accuracy laser rangefinder removed in movable frame's inboard, drive high accuracy laser rangefinder along X to and Y to removing through plane mobile device, the direction road surface is directional to the detection end of high accuracy laser rangefinder, through the distance between high accuracy laser rangefinder and the road surface is measured in real time to send measurement data to the receiving terminal through wireless data transmission module.
Preferably, the movable frame comprises two upper base plates, the left end and the right end between the two upper base plates are respectively provided with a pressing force plate for connection, and the two upper base plates and the two pressing force plates for connection enclose a rectangular frame.
Preferably, the bottom of every the upper plate all is equipped with the lower plate, the downside level of lower plate is equipped with the axletree, and the walking wheel is all installed at the both ends of axletree, the bottom of lower plate is equipped with a plurality of wheel mounting panel, be equipped with the antifriction bearing who suits with the axletree on the wheel mounting panel, the axletree inserts among the antifriction bearing.
Preferably, the driving structure comprises a first motor and a gearbox arranged on one of the lower bottom plates, wherein the input end of the gearbox is in transmission connection with the first motor, and the output end of the gearbox is in transmission connection with the axle.
Preferably, the plane moving device comprises a Y-direction moving mechanism for driving the high-precision laser distance measuring device to move along the Y direction and an X-direction moving mechanism for driving the Y-direction moving mechanism to move along the X direction.
Preferably, the X-direction moving mechanism comprises an X-direction screw rod module arranged at the front end or the rear end of the top of the moving frame, one end of the X-direction screw rod module is provided with a second motor for driving the X-direction screw rod to rotate, the X-direction screw rod module is provided with an X-direction screw rod module sliding plate, and the X-direction screw rod can rotate to drive the X-direction screw rod module sliding plate to move along the X direction.
Preferably, the Y-direction moving mechanism comprises a Y-direction screw module arranged on the X-direction screw module sliding plate, one end of the Y-direction screw module is provided with a third motor for driving the Y-direction screw to rotate, the Y-direction screw module is provided with a Y-direction screw module sliding plate, the Y-direction screw can drive the Y-direction screw module sliding plate to move along the Y direction, and the high-precision laser range finder and the wireless data transmission module are all installed on the Y-direction screw module sliding plate through connecting plates.
Preferably, one end of the top of the movable frame, which is far away from the X-direction screw rod module, is provided with an X-direction sliding rail, one end of the bottom of the Y-direction screw rod module is installed on the X-direction screw rod module sliding plate, and the other end of the Y-direction screw rod module is provided with a sliding block which is adaptive to the X-direction sliding rail.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model is driven by the driving structure to automatically move, so that the problem that the working of people is too complicated in road pavement detection can be solved. The plane moving device can drive the high-precision laser distance meter to move in a X, Y plane, and can measure the flatness of a longitudinal road surface and the flatness of a transverse road surface simultaneously; after the high-precision data of the highway pavement is measured through the high-precision laser range finder, the data is transmitted to the receiving end through the wireless data transmission module, so that the measurement precision is greatly improved, and the difficulty of data acquisition is reduced.
2. The utility model realizes the longitudinal and transverse automatic detection, high-precision measurement and wireless data transmission of the road surface flatness by the combination of the driving structure, the plane moving device, the high-precision laser distance meter and the wireless data transmission module, greatly reduces the complicated manual operation, realizes the whole plane data acquisition of the road surface in a certain area, realizes the high-precision data acquisition and wireless transmission, can replace the manual measurement, improves the measurement efficiency and reduces the labor intensity of staff.
Drawings
FIG. 1 is one of the structural schematic diagrams of the present utility model;
FIG. 2 is a second schematic diagram of the structure of the present utility model;
FIG. 3 is a schematic view of a planar mobile device of the present utility model;
fig. 4 is a schematic diagram of a high precision laser rangefinder.
The reference numbers shown in the drawings: 1. a walking wheel; 2. a moving frame; 21. an upper base plate; 22. a connecting press-fit plate; 23. a lower base plate; 24. an axle; 25. a wheel mounting plate; 26. a rolling bearing; 27. a first motor; 28. a gearbox; 3. a high-precision laser range finder; 4. a wireless data transmission module; 5. an X-direction screw rod module; 51. a second motor; 52. x-direction screw rod module sliding plate; 53. an X-direction slide rail; 6. y-direction lead screw module; 61. a third motor; 62. y-direction lead screw module sliding plate; 63. a connecting plate; 64. a sliding block.
Detailed Description
The utility model will be further illustrated with reference to specific examples. It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Further, it will be understood that various changes or modifications may be made by those skilled in the art after reading the teachings of the utility model, and such equivalents are intended to fall within the scope of the utility model as defined herein.
Examples: as shown in fig. 1-4, the utility model relates to a road flatness detecting device, which comprises a movable frame 2 provided with a travelling wheel 1, wherein a driving structure for driving the travelling wheel 1 to rotate is arranged on the movable frame 2.
Preferably, the moving frame 2 includes two upper base plates 21, two connecting press-fit plates 22 are respectively disposed at the left and right ends between the two upper base plates 21, and the two upper base plates 21 and the two connecting press-fit plates 22 enclose a rectangular frame. Further, a lower bottom plate 23 is arranged at the bottom of each upper bottom plate 21, an axle 24 is horizontally arranged at the lower side of each lower bottom plate 23, travelling wheels 1 are mounted at two ends of each axle 24, a plurality of wheel mounting plates 25 are arranged at the bottom of each lower bottom plate 23, rolling bearings 26 matched with the axles 24 are arranged on the wheel mounting plates 25, and the axles 24 are inserted into the rolling bearings 26. Further, the driving structure comprises a first motor 27 and a gearbox 28 arranged on one of the lower bottom plates 23, the input end of the gearbox 28 is in transmission connection with the first motor 27, the output end of the gearbox 28 is in transmission connection with the axle 24, the input end of the gearbox 28 and the first motor 27 can be in synchronous belt transmission connection, gear transmission can be adopted between the input end of the gearbox 28 and the axle 24, preferably, the axle 24 penetrates through an output gear in the gearbox 28, and the axle 24 is in key connection with the output gear in the gearbox 28. The first motor 27 may be a servo motor.
The upper base plate 21, the travelling wheels 1, the connecting pressing force plate 22, the rolling bearing 26, the gearbox 28, the synchronous belt, the first motor 27, the lower base plate 23, the axle 24 and the wheel mounting plate 25 form a movement device, the upper base plate 21 is connected with the connecting pressing force plate 22, the lower base plate 23 is arranged below the upper base plate 21, the wheel mounting plates 25 are arranged on two sides of the lower base plate 21, the upper base plate 21, the connecting pressing force plate 22, the lower base plate 23 and the wheel mounting plate 25 can be directly welded into a whole, and the upper base plate 21, the lower base plate 23 and the wheel mounting plate 25 can be connected into a whole through screws. The rolling bearing 26 is arranged below the wheel mounting plate 25, the axle 24 is inserted in the middle of the rolling bearing 26, the travelling wheels 1 are arranged on two sides of the axle 24, the first motor 27 is arranged on the rear upper bottom plate 21, the rear axle 24 is connected with the gearbox 28, and the first motor 27 is connected with the gearbox 28 through a synchronous belt.
The mobile frame 2 is provided with a plane mobile device for driving the high-precision laser distance meter 3 to move on the inner side of the mobile frame 2, the high-precision laser distance meter 3 is driven to move along the X direction and the Y direction by the plane mobile device, the detection end of the high-precision laser distance meter 3 points to the road surface, the distance between the high-precision laser distance meter 3 and the road surface is measured in real time by the high-precision laser distance meter 3, and the measurement data is sent to the receiving end by the wireless data transmission module 4, and the receiving end can adopt a computer, a mobile phone and the like.
Preferably, the plane moving device comprises a Y-direction moving mechanism for driving the high-precision laser distance measuring device 3 to move along the Y direction and an X-direction moving mechanism for driving the Y-direction moving mechanism to move along the X direction.
Further, the X-direction moving mechanism comprises an X-direction screw rod module 5 which is arranged at the front end or the rear end of the top of the moving frame 2 through an inner hexagon screw, the X-direction screw rod module 5 comprises a bottom plate, supporting seats arranged at two ends of the bottom plate and an X-direction screw rod arranged between the two supporting seats, one end of the X-direction screw rod module 5 is provided with a second motor 51 for driving the X-direction screw rod to rotate, the second motor 51 can adopt a servo motor, the X-direction screw rod module 5 is provided with an X-direction screw rod module sliding plate 52, the bottom of the X-direction screw rod module sliding plate 52 is embedded with an X-direction screw rod which is adaptive to the X-direction screw rod, and the X-direction screw rod can drive the X-direction screw rod module sliding plate 52 to move along the X-direction.
Further, Y is to moving mechanism including installing the Y to lead screw module 6 on X to lead screw module sliding plate 52 through the hexagon socket head cap screw, Y to lead screw module 6 includes the bottom plate, sets up the supporting seat at the both ends of bottom plate and installs the Y to the lead screw between two supporting seats, Y is equipped with the third motor 61 that is used for driving Y to lead screw pivoted to lead screw module 6, is equipped with Y to lead screw module sliding plate 62 on the Y to lead screw module 6, and Y to lead screw module sliding plate 62's bottom inlays has the Y to the nut that suits with Y to the lead screw, and Y to lead screw rotation can drive Y to lead screw module sliding plate 62 along Y to removing, high accuracy laser range finder 3, wireless data transmission module 4 all install on Y to lead screw module sliding plate 62 through connecting plate 63, and connecting plate 63 accessible hexagon socket head cap screw is fixed on Y to lead screw module sliding plate 62, and high accuracy laser range finder 3, wireless data transmission module 4 all accessible screw is fixed on connecting plate 63.
Preferably, in order to improve the stability of the X-direction movement, one end of the top of the moving frame 2 far away from the X-direction screw module 5 is provided with an X-direction slide rail 53, the X-direction slide rail 53 is fixed on the moving frame 2 by an inner hexagon screw, one end of the bottom of the Y-direction screw module 6 is mounted on the X-direction screw module slide plate 52, and the other end is provided with a slide block 64 corresponding to the X-direction slide rail 53.
The utility model comprises the following steps of:
1. placing the utility model on the road surface of the detected highway, starting the first motor 27 to drive the utility model to move forwards;
2. starting the second motor 51 and the third motor 61;
3. starting the high-precision laser distance measuring device 3, and driving the high-precision laser distance measuring device 3 to move in a plane through the connecting plate 63 by the X-direction lead screw module 5 and the Y-direction lead screw module 6, so as to measure the road surface below the device;
4. the high-precision laser range finder 3 sends the measured data to the wireless data transmission module 4, and the wireless data transmission module 4 transmits the data to a computer receiving end;
5. after the measurement is completed, the high-precision laser distance meter 3 is closed, the first motor 27 is closed, the second motor 51 and the third motor 61 reset the X-direction lead screw module 5 and the Y-direction lead screw module 6, and then the retrieval device is closed.
The utility model detects the working procedure in the highway pavement as follows:
1. placing the utility model on the detected expressway road surface, starting the first motor 27 to drive the utility model to move forwards;
2. starting the second motor 51 and the third motor 61;
3. starting a high-precision laser distance measuring device 3 with the precision grade of 0.03 mm when the distance between the measuring center is 100 mm, and driving the high-precision laser distance measuring device 3 with the precision grade of 0.03 mm when the distance between the measuring center is 100 mm to move in a plane through a connecting plate 63 by an X-direction lead screw module 5 and a Y-direction lead screw module 6, wherein the highway pavement is under a measuring device;
4. the high-precision laser range finder 3 with the precision level of 0.03 mm when the measuring center distance is 100 mm sends the data with the measured error within the range of 0.03 mm to the wireless data transmission module 4, and the wireless data transmission module 4 transmits the data to the computer receiving end;
5. after the measurement is completed, the high-precision laser distance measuring device 3 with the precision grade reaching 0.03 mm when the distance between the measurement center is 100 mm is closed, the first motor 27 is closed, the second motor 51 and the third motor 61 reset the X-direction lead screw module 5 and the Y-direction lead screw module 6, and then the device is closed, and the device is retrieved.
Claims (8)
1. A highway roughness detection device, its characterized in that: including installing moving frame (2) of walking wheel (1) be equipped with on moving frame (2) and be used for driving walking wheel (1) pivoted actuating structure, be equipped with on moving frame (2) and be used for driving the plane mobile device that high accuracy laser rangefinder (3) removed in moving frame (2), drive high accuracy laser rangefinder (3) along X to and Y to removing through plane mobile device, the detection end of high accuracy laser rangefinder (3) is directional on highway road surface, through the distance between high accuracy laser rangefinder (3) and the highway road surface is measured in real time to send measuring data to the receiving terminal through wireless data transmission module (4).
2. The road flatness detecting apparatus of claim 1, wherein: the movable frame (2) comprises two upper base plates (21), the left end and the right end between the upper base plates (21) are respectively provided with a pressing force plate (22) for connection, and the two upper base plates (21) and the two pressing force plates (22) for connection enclose a rectangular frame.
3. The road flatness detecting apparatus of claim 2, wherein: every the bottom of upper plate (21) all is equipped with lower plate (23), the downside level of lower plate (23) is equipped with axletree (24), and walking wheel (1) are all installed at the both ends of axletree (24), the bottom of lower plate (23) is equipped with a plurality of wheel mounting panel (25), be equipped with antifriction bearing (26) that suits with axletree (24) on wheel mounting panel (25), axletree (24) insert antifriction bearing (26).
4. A road flatness detection apparatus according to claim 3, characterized in that: the driving structure comprises a first motor (27) and a gearbox (28) which are arranged on one of the lower bottom plates (23), wherein the input end of the gearbox (28) is in transmission connection with the first motor (27), and the output end of the gearbox is in transmission connection with the axle (24).
5. The road flatness detecting apparatus of claim 1, wherein: the plane moving device comprises a Y-direction moving mechanism for driving the high-precision laser distance measuring device (3) to move along the Y direction and an X-direction moving mechanism for driving the Y-direction moving mechanism to move along the X direction.
6. The highway flatness detection apparatus of claim 5, wherein: the X-direction moving mechanism comprises an X-direction screw rod module (5) arranged at the front end or the rear end of the top of the moving frame (2), one end of the X-direction screw rod module (5) is provided with a second motor (51) for driving the X-direction screw rod to rotate, the X-direction screw rod module (5) is provided with an X-direction screw rod module sliding plate (52), and the X-direction screw rod can rotate to drive the X-direction screw rod module sliding plate (52) to move along the X direction.
7. The highway flatness detection apparatus of claim 6, wherein: y is to moving mechanism including setting up Y to lead screw module (6) on X to lead screw module sliding plate (52), Y is equipped with one end to lead screw module (6) and is used for driving Y to lead screw pivoted third motor (61), be equipped with Y to lead screw module sliding plate (62) on Y to lead screw module (6), Y to lead screw rotation can drive Y to lead screw module sliding plate (62) along Y to removing, high accuracy laser range finder (3), wireless data transmission module (4) are all installed on Y to lead screw module sliding plate (62) through connecting plate (63).
8. The highway flatness detection apparatus of claim 7, wherein: one end of the top of the movable frame (2) far away from the X-direction screw rod module (5) is provided with an X-direction sliding rail (53), one end of the bottom of the Y-direction screw rod module (6) is arranged on the X-direction screw rod module sliding plate (52), and the other end of the bottom of the Y-direction screw rod module is provided with a sliding block (64) which is adaptive to the X-direction sliding rail (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322020223.1U CN220521041U (en) | 2023-07-28 | 2023-07-28 | Road flatness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322020223.1U CN220521041U (en) | 2023-07-28 | 2023-07-28 | Road flatness detection device |
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| Publication Number | Publication Date |
|---|---|
| CN220521041U true CN220521041U (en) | 2024-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322020223.1U Active CN220521041U (en) | 2023-07-28 | 2023-07-28 | Road flatness detection device |
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| Country | Link |
|---|---|
| CN (1) | CN220521041U (en) |
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2023
- 2023-07-28 CN CN202322020223.1U patent/CN220521041U/en active Active
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