CN210603228U

CN210603228U - High-precision detection device for detecting flatness of asphalt pavement

Info

Publication number: CN210603228U
Application number: CN201921654289.3U
Authority: CN
Inventors: 颜佳富; 陈兵; 刘飞; 赵威
Original assignee: CCCC First Highway Engineering Co Ltd
Current assignee: CCCC First Highway Engineering Co Ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-05-22
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses a high accuracy detects pitch road surface roughness detection device, including the diaphragm, be equipped with the opening on the diaphragm, be equipped with adaptation mechanism in the opening, be equipped with two second gyro wheels in the adaptation mechanism, the screw rod has been cup jointed to the equal screw thread in both sides of diaphragm, the lower extreme of screw rod rotates and is connected with first gyro wheel, be equipped with positioning mechanism on the first gyro wheel, the both sides of diaphragm are all overlapped and are equipped with the slide bar, the opening is located between two slide bars, the lower extreme of slide bar rotates and is connected with the pulley, the cover is equipped with first spring on the slide bar, the upper end at the lower extreme of diaphragm and pulley is fixed respectively at the both ends of first spring. The utility model discloses the steadiness of assurance diaphragm that can be fine to the diaphragm of being convenient for removes, thereby can effectual detection road surface condition's change, has solved among the prior art and has carried out the shortcoming of observing through the range estimation, has promoted the quality of detection, has improved the precision of data.

Description

High-precision detection device for detecting flatness of asphalt pavement

Technical Field

The utility model relates to a road flatness check out test set technical field especially relates to a high accuracy detects pitch road flatness detection device.

Background

The flatness of the existing pavement structure layer is mainly detected by using a three-meter ruler, the three-meter ruler is made of hardwood or aluminum alloy and the like, and the bottom surface is straight and 3m long. Before testing, a three-meter ruler is placed on wheel tracks (80-100 cm away from a lane line) on one side of a lane, the middle position of a track is taken as a measuring position on the old road surface with the track, and then chalk is used for marking the road surface. During testing, the maximum clearance position between the bottom surface of the three-meter ruler and the road surface is visually observed, a filler gauge with a height marking line is inserted into the clearance position, and the height h (mm) of the maximum clearance is measured and required to be accurate to 0.2 mm.

However, the existing ruler detection device is observed through visual inspection, the sight line of the existing ruler detection device cannot be parallel to the ruler well, so that errors are large, and the accuracy of data is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a high-precision detection device for the flatness of the asphalt pavement.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a high accuracy detects pitch road surface roughness detection device, includes the diaphragm, be equipped with the opening on the diaphragm, be equipped with adaptation mechanism in the opening, be equipped with two second gyro wheels on the adaptation mechanism, the equal screw thread in both sides of diaphragm has cup jointed the screw rod, the lower extreme of screw rod rotates and is connected with first gyro wheel, be equipped with positioning mechanism on the first gyro wheel, the both sides of diaphragm are all overlapped and are equipped with the slide bar, the opening is located between two slide bars, the lower extreme of slide bar rotates and is connected with the pulley, the cover is equipped with first spring on the slide bar, the upper end at the lower extreme of diaphragm and pulley is fixed respectively at the both ends of first spring, be equipped with the scale mark on the slide bar, the camera is all installed to the upper end both sides of diaphragm.

Preferably, the adapting mechanism comprises a rotating block rotatably connected to the opposite side walls in the opening, a telescopic rod is fixed at the lower end of the rotating block, a bearing plate is fixed at the lower end of the telescopic rod, a second spring is sleeved on the telescopic rod, two sides of the second spring are respectively fixed on the opposite sides of the rotating block and the bearing plate, a mounting plate is rotatably connected to the lower end of the bearing plate, and two second rollers are respectively mounted on two sides of the lower end of the mounting plate.

Preferably, positioning mechanism is including fixing the montant in first gyro wheel upper end one side, the montant cover is established on the diaphragm, equidistant being equipped with the through-hole more than two on the montant, one side cover of diaphragm is equipped with two inserted bars, and the through-hole more than two with one side is a set of, and two inserted bars are corresponding with two sets of through-holes respectively.

Preferably, a handle is fixed on one side of the upper end of the mounting plate.

Preferably, a level is mounted on the cross plate.

Preferably, the transverse plate is made of an aluminum alloy material.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the matching among the components such as the level gauge, the screw rod, the positioning mechanism, the first roller and the like, the first roller is abutted against the ground, and the smoothness of the transverse plate can be well ensured through the level gauge, so that the measurement is convenient, and the road surface under different conditions can be well adapted;

2. through the matching among the parts such as the adaptive mechanism, the sliding rod, the first spring, the camera and the like, the transverse plate can be conveniently and stably moved, the change of the road surface condition can be clearly detected, the problems of large error and inaccurate measured data are solved, and the detection accuracy is improved;

to sum up, the utility model discloses the steadiness of assurance diaphragm that can be fine to the diaphragm of being convenient for removes, thereby can effectually detect the change of road surface condition, has solved among the prior art and has carried out the shortcoming of observing through the range estimation, has promoted the quality that detects, has improved the precision of data.

Drawings

Fig. 1 is a front view of a device for detecting the flatness of an asphalt pavement with high precision according to the present invention;

FIG. 2 is an enlarged view of the position A of the high-precision detecting device for detecting the flatness of the asphalt pavement; FIG. 3 is an enlarged view of the position B of the high-precision detecting device for detecting the flatness of the asphalt pavement; FIG. 4 is a schematic diagram of a transverse plate structure of the device for detecting the flatness of the asphalt pavement with high precision according to the present invention;

in the figure: the device comprises a handle 1, a camera 2, a pulley 3, a jack 4, a through hole 5, an inserted rod 6, a screw rod 7, a vertical rod 8, a first roller 9, a transverse plate 10, a first spring 11, a sliding rod 12, a rotating block 13, a second spring 14, a telescopic rod 15, a bearing plate 16, a mounting plate 17, a second roller 18, a level gauge 19 and an opening 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a high accuracy detects pitch road surface roughness detection device, including diaphragm 10, is installed spirit level 19 on the diaphragm 10, adopts the bubble spirit level, is convenient for observe the steady condition of diaphragm 10, and diaphragm 10 adopts aluminum alloy material to make, and length is 3M, and is durable, can effectively prolong its life. The utility model discloses in, be equipped with opening 20 on diaphragm 10, be equipped with adaptation mechanism in the opening 20, be equipped with two second gyro wheels 18 on the adaptation mechanism, be convenient for adjust second gyro wheel 18's position to make its road surface of can contradicting, play certain supporting role, can support diaphragm 10 with the cooperation of first gyro wheel 9. The utility model discloses in, the equal screw thread in both sides of diaphragm 10 has cup jointed screw rod 7, and the lower extreme of screw rod 7 is rotated and is connected with first gyro wheel 9, is equipped with positioning mechanism on the first gyro wheel 9, through the position of the first gyro wheel 9 of regulation that screw rod 7 can be fine, in the position of the first gyro wheel 9 of fixed through positioning mechanism ability to guarantee the stability of diaphragm 10. The utility model discloses in, the both sides of diaphragm 10 are all overlapped and are equipped with slide bar 12, opening 20 is located between two slide bars 12, the lower extreme rotation of slide bar 12 is connected with pulley 3, the cover is equipped with first spring 11 on slide bar 12, the upper end at the lower extreme of diaphragm 10 and pulley 3 is fixed respectively at the both ends of first spring 11, be equipped with the scale mark on slide bar 12, when diaphragm 10 removed, can drive pulley 3 conflict ground roll, the undulation on the adaptation road surface that pulley 3 can be fine extrudes first spring 11 simultaneously and makes slide bar 12 go up and down. The utility model discloses in, camera 2 is all installed to the upper end both sides of diaphragm 10, and two camera 2 are located one side of two slide bars 12 respectively, the removal of shooting slide bar 12 that camera 2 can be fine to the clear accurate motion of observing the scale mark of ability is convenient for promote the accuracy of detecting data. The utility model discloses in, adaptation mechanism is including rotating the turning block 13 of connecting on the relative lateral wall in opening 20, the lower extreme of turning block 13 is fixed with telescopic link 15, the lower extreme of telescopic link 15 is fixed with loading board 16, the cover is equipped with second spring 14 on the telescopic link 15, second spring 14's both sides are fixed respectively in the relative one side of turning block 13 and loading board 16, can adjust first gyro wheel 9 through screw rod 7, thereby make diaphragm 10 steady, second spring 14 can promote the 16 movements of loading board, telescopic link 15 can guarantee the steady lift of loading board 16, turning block 13 makes things convenient for the condition on the different road surfaces of adaptation that the rotation can be fine, be convenient for make the smooth conflict road surface of second gyro wheel 18. The utility model discloses in, the lower extreme of loading board 16 is rotated and is connected with mounting panel 17, and upper end one side of mounting panel 17 is fixed with handle 1, and two second gyro wheels 18 are installed respectively in mounting panel 17's lower extreme both sides, can drive mounting panel 17 through handle 1 and remove to be convenient for drive diaphragm 10 moving as a whole. The utility model discloses in, positioning mechanism is including fixing the montant 8 in first gyro wheel 9 upper end one side, 8 covers of montant are established on diaphragm 10, equidistant being equipped with two above through-holes 5 on montant 8, one side cover of diaphragm 10 is equipped with two inserted bars 6, through-hole 5 more than two with one side is a set of, two inserted bars 6 are corresponding with two sets of through-holes 5 respectively, screw rod 7 rotates, enable first gyro wheel 9 and go up and down, montant 8 goes up and down with first gyro wheel 9, after finishing adjusting, insert inserted bar 6, can effectively fix the position of montant 8, guarantee first gyro wheel 9's stability.

The utility model discloses in, during the use, two first gyro wheels 9 and two second gyro wheels 18 are the quadrangle setting, thereby can be fine support diaphragm 10, observe spirit level 19, and adjust corresponding screw rod 7, can adjust the distance between first gyro wheel 9 and the diaphragm 10, can be fine adjust the smoothness to diaphragm 10, adjust diaphragm 10 to steady state, second spring 14 and telescopic link 15 can promote mounting panel 17 and make two second gyro wheels 18 ground of contradicting, guarantee holistic stability, be convenient for drive global motion through handle 1, in the motion process, pulley 3 moves along the ground condition, can compress first spring 11 and make slide bar 12 go up and down, the condition of shooting slide bar 12 motion that camera 2 can be fine, through the scale mark, can clear audio-visual understanding road surface condition.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a high accuracy detects pitch road surface roughness detection device, includes diaphragm (10), its characterized in that: the improved camera is characterized in that an opening (20) is formed in the transverse plate (10), an adaptation mechanism is arranged in the opening (20), two second idler wheels (18) are arranged on the adaptation mechanism, screw rods (7) are sleeved on two sides of the transverse plate (10) in a threaded manner, the lower end of each screw rod (7) is connected with a first idler wheel (9) in a rotating manner, a positioning mechanism is arranged on each first idler wheel (9), slide rods (12) are sleeved on two sides of the transverse plate (10), the opening (20) is located between the two slide rods (12), pulleys (3) are connected to the lower ends of the slide rods (12) in a rotating manner, first springs (11) are sleeved on the slide rods (12), two ends of each first spring (11) are fixed to the lower end of the transverse plate (10) and the upper end of each pulley (3) respectively, scale lines are arranged on the slide rods (12), cameras (2) are, the two cameras (2) are respectively positioned at one side of the two sliding rods (12).

2. The detection device for detecting the flatness of the asphalt pavement with high precision according to claim 1, is characterized in that: adaptation mechanism is including rotating turning block (13) of connection on the relative lateral wall in opening (20), the lower extreme of turning block (13) is fixed with telescopic link (15), the lower extreme of telescopic link (15) is fixed with loading board (16), the cover is equipped with second spring (14) on telescopic link (15), the relative one side at turning block (13) and loading board (16) is fixed respectively to the both sides of second spring (14), the lower extreme of loading board (16) rotates and is connected with mounting panel (17), and the lower extreme both sides at mounting panel (17) are installed respectively to two second gyro wheels (18).

3. The detection device for detecting the flatness of the asphalt pavement with high precision according to claim 1, is characterized in that: positioning mechanism is including fixing montant (8) in first gyro wheel (9) upper end one side, montant (8) cover is established on diaphragm (10), montant (8) equidistant through-hole (5) more than two that are equipped with, one side cover of diaphragm (10) is equipped with two inserted bar (6), and through-hole (5) more than two with one side are a set of, and two inserted bar (6) are corresponding with two sets of through-hole (5) respectively.

4. The detection device for detecting the flatness of the asphalt pavement with high precision as recited in claim 2, characterized in that: and a handle (1) is fixed on one side of the upper end of the mounting plate (17).

5. The detection device for detecting the flatness of the asphalt pavement with high precision according to claim 1, is characterized in that: the horizontal plate (10) is provided with a level gauge (19).

6. The detection device for detecting the flatness of the asphalt pavement with high precision according to claim 1, is characterized in that: the transverse plate (10) is made of an aluminum alloy material.