CN216074648U

CN216074648U - Engineering is road surface flatness appearance for supervision

Info

Publication number: CN216074648U
Application number: CN202122719973.9U
Authority: CN
Inventors: 宗鹏戈; 李颖
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-03-18
Anticipated expiration: 2031-11-08

Abstract

The utility model relates to the technical field of engineering supervision, in particular to a pavement flatness meter for engineering supervision, which comprises a fixed shell, wherein bearing wheels are fixedly arranged on the lower surface of the fixed shell, a mounting bottom plate is also fixedly arranged in the middle of the lower surface of the fixed shell, an elastic mechanism is fixedly arranged on the surface of the mounting bottom plate, a connecting plate is rotatably arranged at the lower end of the elastic mechanism, rollers are fixedly arranged on the connecting plate, a connecting mechanism is fixedly arranged on one side of the connecting plate, a contrast plate is fixedly arranged on the upper surface of the fixed shell, and the upper end of the connecting mechanism extends to one side of the contrast plate in a penetrating manner.

Description

Engineering is road surface flatness appearance for supervision

Technical Field

The utility model relates to the technical field of engineering supervision, in particular to a road surface flatness meter for engineering supervision.

Background

The pavement evenness refers to a deviation value of longitudinal concave-convex amount of the pavement, the pavement evenness is an important index in pavement evaluation and pavement construction acceptance, and mainly reflects the evenness of a pavement longitudinal section profile curve, when the pavement longitudinal section profile curve is relatively smooth, the pavement is relatively flat or the evenness is relatively good, otherwise, the evenness is relatively poor, and the good pavement requires good pavement evenness. The general pavement evenness instrument control system is complex, complex to operate during use, inconvenient to measure and use, and expensive, and is not suitable for detecting the evenness of the pavement with one side reversed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of complex operation and high price in the prior art, and provides a road surface flatness meter for engineering supervision.

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

the design is a road surface flatness instrument for engineering supervision, which comprises a fixed shell, fixed surface installs the bearing wheel under the fixed shell, fixed surface middle part still fixed mounting has an installing plate, installing plate fixed surface installs elastic mechanism, and this elastic mechanism lower extreme rotates installs the connecting plate, connecting plate fixed mounting has the gyro wheel, connecting plate one side fixed mounting has coupling mechanism, fixed surface installs the contrast board on the fixed shell, and this coupling mechanism upper end runs through and extends to contrast board one side.

Preferably, the elastic mechanism includes connecting rod, mounting box, movable block, spring and montant, mounting box lower extreme fixed mounting in the mounting plate surface, the activity about the movable block set up in inside the mounting box, connecting rod one end with the connecting plate upper end is rotated and is linked to each other, the other end with the movable block lower extreme is fixed and is linked to each other, spring one end with the movable block upper end is fixed and is linked to each other, the other end with the inboard top of mounting box is fixed and is linked to each other, montant one end with the movable block upper end is fixed and is linked to each other, the other end runs through and extend to the set casing upper end.

Preferably, the upper end of the vertical rod is coated with a plurality of layers of different colors.

Preferably, the connecting mechanism comprises a linkage rod, a strip-shaped chute and a support plate, the linkage rod is fixedly connected with the connecting plate, the strip-shaped chute is formed in the linkage rod, the lower end of the support plate is connected with the strip-shaped chute in a sliding mode, and the upper end of the support plate penetrates through the fixing shell and extends to the upper side of the fixing shell and is attached to the contrast plate;

scales are evenly carved on the surface of the contrast plate.

Preferably, the upper end of the fixed shell is fixedly provided with a handle.

The utility model provides a road surface flatness instrument for project supervision, which has the beneficial effects that: the device is in the use, when there is arch or sunken in the road surface, the level that is located the difference of two gyro wheels in, the connecting plate takes place to incline, can drive the extension board through the gangbar this moment and upwards or move down, and the height of extension board upper end can read out through the scale on the contrast board to can observe the roughness on road surface through the change of the height of extension board upper end and know.

Drawings

Fig. 1 is a schematic structural diagram of a road surface flatness meter for engineering supervision according to the present invention.

Fig. 2 is a schematic sectional view at a-a in fig. 1.

Fig. 3 is a schematic view of a bottom view structure of a road surface flatness meter for engineering supervision according to the present invention.

In the figure: the device comprises a fixed shell 1, a mounting base plate 2, a connecting plate 3, a roller 4, a linkage rod 5, a strip-shaped chute 6, a support plate 7, a contrast plate 8, a connecting rod 9, a mounting box 10, a movable block 11, a spring 12, a vertical rod 13, a handle 14 and a bearing wheel 15.

Detailed Description

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

Example 1

Referring to fig. 1-3, a road surface flatness instrument for engineering supervision comprises a fixed casing 1, a holding handle 14 is fixedly installed at the upper end of the fixed casing 1, the device is convenient to push through the holding handle 14, a bearing wheel 15 is fixedly installed on the lower surface of the fixed casing 1, the bearing wheel 15 is used for walking, a mounting bottom plate 2 is further fixedly installed in the middle of the lower surface of the fixed casing 1, an elastic mechanism is fixedly installed on the surface of the mounting bottom plate 2, a connecting plate 3 is rotatably installed at the lower end of the elastic mechanism, the elastic mechanism has an elastic buffering function, idler wheels 4 are fixedly installed on the connecting plate 3, when the two idler wheels 4 and the bearing wheel 15 are both located in the same horizontal plane, the passing road surface is flat, when a bulge or a dent occurs on the road surface, the idler wheels 4 can move upwards or downwards, the elastic mechanism can be compressed or expanded to change, and the road surface unevenness can be represented.

Connecting plate 3 one side fixed mounting has coupling mechanism, fixed surface installs contrast board 8 on the set casing 1, this coupling mechanism upper end runs through and extends to contrast board 8 one side, coupling mechanism includes gangbar 5, bar spout 6 and extension board 7, gangbar 5 links to each other with connecting plate 3 is fixed, gangbar 5 is inside has seted up bar spout 6, extension board 7 lower extreme slides with bar spout 6 and links to each other, the upper end runs through and extends to set casing 1 top and laminates with contrast board 8 mutually, because connecting plate 3 rotates continuous with elastic mechanism, so when two gyro wheels 4 pass through the road surface of unevenness, the height of two gyro wheels can be different, so connecting plate 3 can take place the slope, thereby connecting plate 3 can drive gangbar 5 and take place the slope, can drive extension board 7 upwards or downstream when gangbar 5 takes place the slope.

The contrast plate 8 surface is evenly carved with the scale, and the height of extension board 7 upper end can be followed contrast plate 8 and read, when extension board 7 moved up or down, can follow the removal change of branch 7 and judge the roughness of road surface.

The working principle is as follows: promote to hold up 14 and drive set casing 1 and remove, when the road surface has arch or sunken, two gyro wheels 4 lie in different horizontal planes, connecting plate 3 takes place the slope, can drive extension board 7 through gangbar 5 this moment and make progress or downstream, and the height of extension board 7 upper end can read out through the scale on the contrast board 8 to can observe the roughness on road surface through the change of the height of extension board 7 upper end and know.

Example 2

Referring to fig. 1-2, as another preferred embodiment of the present invention, on the basis of embodiment 1, the elastic mechanism includes a connecting rod 9, a mounting box 10, a movable block 11, a spring 12 and a vertical rod 13, wherein the lower end of the mounting box 10 is fixedly mounted on the surface of the mounting base plate 2, the movable block 11 is movably disposed inside the mounting box 10 up and down, one end of the connecting rod 9 is rotatably connected with the upper end of the connecting plate 3, the other end is fixedly connected with the lower end of the movable block 11, one end of the spring 12 is fixedly connected with the upper end of the movable block 11, the other end is fixedly connected with the top of the inner side of the mounting box 10, one end of the vertical rod 13 is fixedly connected with the upper end of the movable block 11, and the other end extends to the upper end of the fixing shell 1, under the elastic action of the spring 12, the connecting plate 3 always has the acting force of pressing the roller 4 downwards, however, this force only causes the roller 4 to be in contact with the ground at all times, which improves the road surface measurement.

When the two rollers 4 are located in the same horizontal plane and the height of the two rollers 4 is higher or lower than the height of the bearing wheel 15, the movable block 11 will move upwards or downwards, the spring 12 will deform, and the height of the vertical rod 13 changes, so that the flatness condition of the road surface can be known.

The upper end of the vertical rod 13 is coated with multiple layers of different colors, when the vertical rod 13 moves upwards or downwards, different colors can be displayed, the colors can be gradually deepened from top to bottom, observation can be facilitated, and the height of the vertical rod 13 is unchanged when the road surface is smooth.

It can be known from the description of the above embodiment 1 that, when the two rollers 4 are located in the same horizontal plane, and the two rollers 4 and the weighing wheel 15 are not located in the same horizontal plane, it can be observed that the heights of the vertical bar 13 and the supporting plate 8 are the same, and the vertical bar 13 and the supporting plate 8 move up or down simultaneously, and when the two rollers 4 are not located in the same horizontal plane, the connecting plate 3 tilts at this time, the connecting plate 3 can drive the linkage rod 5 to tilt, when the linkage rod 5 tilts, the supporting plate 7 is driven to move up or down through the bar-shaped sliding groove 6, at this time, it can be observed that the height of the supporting plate 8 changes, and the height of the vertical bar 13 does not change.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a road surface flatness appearance is used in engineering supervision, includes set casing (1), its characterized in that, fixed surface installs bearing wheel (15) under set casing (1), set casing (1) lower surface middle part still fixed mounting has mounting plate (2), mounting plate (2) fixed surface installs elastic mechanism, and this elastic mechanism lower extreme rotates and installs connecting plate (3), connecting plate (3) fixed mounting has gyro wheel (4), connecting plate (3) one side fixed mounting has coupling mechanism, fixed surface installs contrast board (8) on set casing (1), and this coupling mechanism upper end runs through and extends to contrast board (8) one side.

2. A road flatness gauge for project supervision according to claim 1, the elastic mechanism comprises a connecting rod (9), a mounting box (10), a movable block (11), a spring (12) and a vertical rod (13), the lower end of the mounting box (10) is fixedly mounted on the surface of the mounting bottom plate (2), the movable block (11) is movably arranged in the mounting box (10) up and down, one end of the connecting rod (9) is rotatably connected with the upper end of the connecting plate (3), the other end of the connecting rod is fixedly connected with the lower end of the movable block (11), one end of the spring (12) is fixedly connected with the upper end of the movable block (11), the other end is fixedly connected with the top of the inner side of the mounting box (10), one end of the vertical rod (13) is fixedly connected with the upper end of the movable block (11), and the other end of the vertical rod penetrates through the upper end of the fixed shell (1) and extends to the upper end of the fixed shell.

3. A road flatness gauge for project supervision according to claim 2, characterized in that the upper end of said vertical bar (13) is coated with several layers of different colors.

4. The road surface flatness instrument for engineering supervision according to claim 1, characterized in that the connecting mechanism comprises a linkage rod (5), a strip-shaped chute (6) and a support plate (7), the linkage rod (5) is fixedly connected with the connecting plate (3), the strip-shaped chute (6) is arranged in the linkage rod (5), the lower end of the support plate (7) is connected with the strip-shaped chute (6) in a sliding manner, and the upper end of the support plate (7) extends above the fixed shell (1) and is attached to the contrast plate (8);

scales are evenly carved on the surface of the contrast plate (8).

5. The road flatness instrument for supervision of engineering according to claim 1, characterized in that the upper end of the fixed shell (1) is fixedly provided with a handle (14).