CN222024850U

CN222024850U - A road smoothness detection device

Info

Publication number: CN222024850U
Application number: CN202322947913.1U
Authority: CN
Inventors: 彭甬超
Original assignee: Zhejiang Huazhe Construction Co ltd
Current assignee: Zhejiang Huazhe Construction Co ltd
Priority date: 2023-11-01
Filing date: 2023-11-01
Publication date: 2024-11-19
Anticipated expiration: 2033-11-01

Abstract

The utility model discloses a road flatness detection device, in particular to the technical field of road flatness detection, which comprises a shell, wherein the lower end of the shell is fixedly connected with a fixed plate, the front end of the fixed plate is fixedly connected with a front wheel, the front end of the front wheel is fixedly connected with a shovel block, the shovel is characterized in that the lower end of the shovel block is rotationally connected with two rollers II, the front end of the inner cavity of the shell is fixedly connected with a mounting plate, the rear lower end of the mounting plate is rotationally connected with a follow-up mechanism, and the front wall and the rear wall of the inner cavity of the shell are jointly fixedly connected with a detection mechanism. The road flatness detection device comprises the shovel block, the detection mechanism and the follow-up mechanism, wherein the shovel block is arranged behind the measurement mechanism, and firstly passes through a road surface during detection, so that substances which are harmful to detection and exist on the road surface are removed, the detection result is more accurate, the sensing piece and the measurement head are arranged, and the road flatness can be directly reflected by the vertical height between the sensing piece and the measurement head, so that the practicability of the device is improved.

Description

Road flatness detection device

Technical Field

The utility model relates to the technical field of road flatness detection, in particular to a road flatness detection device.

Background

Road flatness refers to a deviation value of the amount of longitudinal unevenness of a road surface, and is an important index in road surface evaluation and road surface construction inspection, and mainly reflects the flatness of a road surface longitudinal section profile curve. When the profile curve of the longitudinal section of the road surface is relatively smooth, the road surface is relatively smooth or the flatness is relatively good, otherwise, the flatness is relatively poor, and the road surface flatness is required to be good for a good road surface.

And measuring the index of the slight fluctuation of the surface of the pavement along the running direction. Firstly, adopting a straight ruler with a specified length to rest on the surface of the pavement, and directly measuring the gap between the straight ruler and the pavement as a flatness index; 2. the multi-wheel trolley type planeness instrument is adopted to push along the road to directly draw out the surface fluctuation condition of the road surface, and the planeness of the road surface is represented; 3. and (3) recording accumulated vibration of a carriage when the automobile runs along a road by using a standard measuring on-board device along-dustpan accumulator, and representing the road surface flatness.

The Chinese patent document CN216201806U discloses a road surface flatness detection device, which comprises a bearing plate, wherein a bearing mechanism is arranged at the top end of the bearing plate, a moving mechanism is arranged at the bottom end of the bearing plate, and the bearing mechanism comprises a bearing box body fixedly connected with the bearing plate. According to the road pavement flatness detection device, the supporting mechanism is arranged, when the detector is placed, the detector is placed between the auxiliary plates, then the user drives the connecting column to move through the pull handle, so that the connecting column is driven to move, the insulating blocks are driven to move, when the insulating blocks move to be far away from the magnetic blocks, the magnetic blocks do not block the insulating blocks, and the magnetic blocks start to move towards the adjacent direction due to the fact that the magnetic force is far away, so that the auxiliary plates connected with the synchronous blocks are driven to move towards the detector, the detector is clamped, and limit of detectors with different specifications is achieved; but the following drawbacks also exist in the implementation:

The above patent documents lack cleaning process in the concrete implementation process, and may have foreign matters such as small stones and small soil blocks on the road surface, and the detection structure is not accurate enough when the foreign matters are detected under the condition of no cleaning.

Disclosure of utility model

The utility model mainly aims to provide a road flatness detection device which can effectively solve the problems of lack of cleaning before measurement and inaccurate detection results.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

The utility model provides a road roughness detection device, includes the shell, shell lower extreme fixedly connected with fixed plate, fixed plate front end fixedly connected with front wheel, front wheel front end fixedly connected with shovel piece, shovel piece lower extreme rotation connection two gyro wheels two, fixed plate rear end fixedly connected with rear wheel, fixed plate upper end fixedly connected with motor, the output of motor passes through shaft coupling fixedly connected with pivot, pivot surface swing joint has the rotation area, shell inner chamber front end fixedly connected with mounting panel, lower extreme rotation connection follow-up mechanism behind the mounting panel, the common fixedly connected with detection mechanism of wall around the shell inner chamber.

Preferably, the detection mechanism comprises a grooved rod, a chute is formed in the lower end of the grooved rod, a hydraulic cylinder is fixedly connected to the lower end of the chute, a sliding block is fixedly connected to the output end of the hydraulic cylinder, the outer surface of the sliding block is slidably connected with the inner surface of the chute, an adjusting rod is fixedly connected to the lower end of the sliding block, a fixing structure is fixedly connected to the lower end of the adjusting rod, and a detector is fixedly connected to the lower portion of the fixing structure.

Preferably, the fixed knot constructs including the connecting plate three, three lower extreme sliding connection of connecting plate has four arc cardboard, four equal fixedly connected with silica gel pad of arc cardboard internal surface, four equal fixedly connected with arc telescopic link of one end that is close to each other between the two liang of arc cardboard.

Preferably, the follow-up mechanism comprises an induction piece, the lower end of the induction piece is fixedly connected with a supporting plate, the lower end of the supporting plate is fixedly connected with a connecting frame, the front end and the rear end of the connecting frame are both rotationally connected with a first roller, and the front end of the connecting frame is rotationally connected with a first connecting plate.

Preferably, the mounting plate is provided with a plate body, the rear end of the plate body is fixedly connected with a connecting block, and the rear end of the connecting block is rotationally connected with a second connecting plate.

Preferably, the rear end of the second connecting plate is fixedly connected with the front end of the first connecting plate.

Compared with the prior art, the utility model has the following beneficial effects:

the device is provided with the shovel block, detection mechanism and follower, and the shovel block sets up behind measuring mechanism, and the shovel block passes through the road surface earlier when detecting, can clear away the little stone that exists on the road surface, little soil block etc. to detecting the material that has influence, makes the testing result more accurate, is provided with response piece and measuring head, and both cooperations can come out the accurate measurement of road surface roughness, have promoted the practicality of device.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the overall structure of the present utility model;

FIG. 3 is a schematic diagram of a detection mechanism according to the present utility model;

FIG. 4 is a schematic view of a fastening mechanism according to the present utility model;

FIG. 5 is a schematic view of a follower mechanism of the present utility model;

FIG. 6 is a schematic view of a mounting plate of the present utility model.

In the figure: 1. a housing; 2. a fixing plate; 3. a rear wheel; 4. a front wheel; 5. a shovel block; 6. a follower mechanism; 61. an induction piece; 62. a supporting plate; 63. a connecting frame; 64. a roller I; 65. a first connecting plate; 7. a motor; 8. a detection mechanism; 81. a grooved bar; 82. a hydraulic cylinder; 83. a slide block; 84. an adjusting rod; 85. a fixed structure; 851. a third connecting plate; 852. an arc-shaped clamping plate; 853. an arc-shaped telescopic rod; 86. a detector; 87. a chute; 9. a mounting plate; 91. a plate body; 92. a connecting block; 93. a second connecting plate; 10. a second roller; 11. a rotating shaft; 12. the belt is rotated.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1, a road flatness detecting device comprises a housing 1, wherein the lower end of the housing 1 is fixedly connected with a fixing plate 2, the fixing plate 2 is used for installing a motor 7 and the housing 1, the front end of the fixing plate 2 is fixedly connected with a front wheel 4, the front end of the front wheel 4 is fixedly connected with a shovel block 5, the shovel block 5 can clear foreign matters on a road surface, the lower end of the shovel block 5 is rotationally connected with two rollers 10, and the shovel block 5 can move along with the movement of the device by the two rollers 10.

The rear end fixedly connected with rear wheel 3 of fixed plate 2, fixed plate 2 upper end fixedly connected with motor 7, motor 7 provides power for rear wheel 3, shaft coupling fixedly connected with pivot 11 is passed through to motor 7's output, pivot 11 surface swing joint has rotation area 12, rotation area 12 is connected with rear wheel 3, transmit power better, shell 1 inner chamber front end fixedly connected with mounting panel 9 lets follower 6 can carry out high regulation, the lower extreme is rotated and is connected with follower 6 behind the mounting panel 9, the common fixedly connected with detection mechanism 8 of wall around the shell 1 inner chamber, the vertical distance between detection mechanism 8 and follower 6 can directly embody the roughness of road.

In order to prevent the device from being influenced by road surface foreign matters in the detection process and to enable the detection result to be more accurate, referring to fig. 2-6, the detection mechanism 8 comprises a grooved rod 81, a chute 87 is formed in the lower end of the grooved rod 81, a hydraulic cylinder 82 is fixedly connected to the lower end of the chute 87, a sliding block 83 is fixedly connected to the output end of the hydraulic cylinder 82, the outer surface of the sliding block 83 is slidably connected with the inner surface of the chute 87, an adjusting rod 84 is fixedly connected to the lower end of the sliding block 83, a fixing structure 85 is fixedly connected to the lower end of the adjusting rod 84, and a detector 86 is fixedly connected to the lower portion of the fixing structure 85.

The hydraulic cylinder 82 can push the sliding block 83 to slide in the sliding groove 87, so that the adjusting rod 84, the fixing structure 85 and the detector 86 which are positioned below the sliding block 83 are vertically aligned with the sensing plate 61 in the follow-up mechanism 6, at this time, the vertical distance from the lower end of the detector 86 to the upper end of the sensing plate 61 can be controlled through the adjusting rod 84, and the fixing structure 85 can firmly fix the detector 86, so that the deviation of the detection result caused by the position deviation of the detector is prevented.

The fixed knot constructs 85 including connecting plate three 851, connecting plate three 851 lower extreme sliding connection has four arc-shaped clamping plates 852, and the equal fixedly connected with silica gel pad of four arc-shaped clamping plates 852 internal surface, the equal fixedly connected with arc telescopic link 853 of the equal fixedly connected with of one end that is close to each other between four arc-shaped clamping plates 852.

The detector 86 is placed at the inner surface of the four arc-shaped clamping plates 852, and the four arc-shaped clamping plates 852 are pushed inwards to tighten the four arc-shaped telescopic rods 853 inwards, so that the position effect of fixing the detector 86 is achieved, and the detector 86 can accurately measure the vertical distance from the sensing piece 61 and record data.

The mounting panel 9 is provided with plate body 91, and plate body 91 rear end fixedly connected with connecting block 92, connecting block 92 rear end rotation are connected with connecting plate two 93, connecting plate two 93 rear end and connecting plate one 65 front end fixed connection.

The plate body 91 is fixed on the front wall of the inner cavity of the shell 1, and the rear end of the second connecting plate 93 is fixedly connected with the front end of the first connecting plate 65, so that when the detection device moves, the second connecting plate 93 can rotate on the outer surface of the connecting block 92, and the whole follow-up mechanism 6 can realize the effect of up-and-down swinging along with the concave-convex of the road surface flatness during detection.

The follow-up mechanism 6 comprises a sensing piece 61, the lower end of the sensing piece 61 is fixedly connected with a supporting plate 62, the lower end of the supporting plate 62 is fixedly connected with a connecting frame 63, the front end and the rear end of the connecting frame 63 are both rotationally connected with a roller I64, and the front end of the connecting frame 63 is rotationally connected with a connecting plate I65.

When the device is operated, the second connecting plate 93 moves forward with the first connecting plate 65, the first roller 64 is parallel to the ground due to its own weight, so that the sensing piece 61 at the upper end of the connecting frame 63 is parallel to the ground, if the ground is not parallel, the vertical height between the sensing piece 61 and the detector 86 is changed due to the up-down swing of the follower mechanism 6, and the change data is recorded by the detector 86.

The specific installation methods of the motor 7, the hydraulic cylinder 82, the detector 86, the connection method of the oil path, the connection method of the circuit and the control method of the present utility model are all conventional designs, and the present utility model is not described in detail.

The working principle of the utility model is as follows: before measuring road flatness, the device is horizontally placed on a road surface, the follower 6 is parallel to the ground together with the front wheel 4 and the rear wheel 3 due to self gravity, at this time, the detector 86 is fixed in the fixing mechanism 85, the hydraulic cylinder 82 is started, the sliding block 83 slides in the sliding groove 87 under the action of the hydraulic cylinder 82, the detector 86 is vertically aligned with the sensing piece 61 in the follower 6 below, then the vertical distance from the lower end of the detector 86 to the upper end of the sensing plate 61 is adjusted by the adjusting rod 84, after preparation is completed, the motor 7 is started, the rear wheel 3 drives the device to move forward under the action of the motor 7, the shovel 5 is positioned in front of the detecting mechanism 8, road surface foreign matters can be effectively cleaned, the detecting result is more accurate, when an uneven road surface is met, the initial fixing distance between the detector 86 and the sensing plate 61 can be changed, the changed data can be recorded by the detector 86, and finally, the condition of the road surface flatness can be obtained only by checking the data recorded by the detector 86.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Road roughness detection device, including shell (1), its characterized in that: the utility model discloses a motor, including shell (1), fixed plate (2) front end fixedly connected with front wheel (4), front wheel (4) front end fixedly connected with shovel piece (5), shovel piece (5) lower extreme rotation connection two gyro wheels (10), fixed plate (2) rear end fixedly connected with rear wheel (3), fixed plate (2) upper end fixedly connected with motor (7), the output of motor (7) passes through shaft coupling fixedly connected with pivot (11), pivot (11) surface swing joint has rotation area (12), shell (1) inner chamber front end fixedly connected with mounting panel (9), lower extreme rotation connection follower (6) behind mounting panel (9), the common fixedly connected with detection mechanism (8) of wall around shell (1) inner chamber.

2. The road flatness detection apparatus according to claim 1, characterized in that: the detection mechanism (8) comprises a grooved rod (81), a chute (87) is formed in the lower end of the grooved rod (81), a hydraulic cylinder (82) is fixedly connected to the lower end of the chute (87), a sliding block (83) is fixedly connected to the output end of the hydraulic cylinder (82), the outer surface of the sliding block (83) is slidably connected with the inner surface of the chute (87), an adjusting rod (84) is fixedly connected to the lower end of the sliding block (83), a fixing structure (85) is fixedly connected to the lower end of the adjusting rod (84), and a detector (86) is fixedly connected to the lower portion of the fixing structure (85).

3. The road flatness detecting apparatus of claim 2, wherein: the fixing structure (85) comprises a connecting plate III (851), four arc-shaped clamping plates (852) are slidably connected to the lower end of the connecting plate III (851), silica gel mats are fixedly connected to the inner surfaces of the arc-shaped clamping plates (852), and arc-shaped telescopic rods (853) are fixedly connected to one ends, close to each other, of the arc-shaped clamping plates (852).

4. The road flatness detection apparatus according to claim 1, characterized in that: the follow-up mechanism (6) comprises an induction piece (61), the lower end of the induction piece (61) is fixedly connected with a supporting plate (62), the lower end of the supporting plate (62) is fixedly connected with a connecting frame (63), the front end and the rear end of the connecting frame (63) are both rotationally connected with a roller I (64), and the front end of the connecting frame (63) is rotationally connected with a connecting plate I (65).

5. The road flatness detection apparatus of claim 4, wherein: the mounting plate (9) is provided with a plate body (91), a connecting block (92) is fixedly connected to the rear end of the plate body (91), and a connecting plate II (93) is rotatably connected to the rear end of the connecting block (92).

6. The road flatness detection apparatus of claim 5, wherein: the rear end of the second connecting plate (93) is fixedly connected with the front end of the first connecting plate (65).