CN217210845U - Road subsidence measuring equipment for highway construction - Google Patents

Abstract

The utility model discloses a road subsidence measuring device for highway construction, which particularly relates to the technical field of highway construction. A symmetrical fixed outer pipe, one end of the fixed outer pipe is provided with a movable inner pipe, the other end of the movable inner pipe is fixed with a connecting block, the bottom end of the connecting block is provided with an adjusting threaded rod, and the top end of the connecting block is provided with a connecting block. There are threaded holes, the bottom of the adjusting threaded rod is provided with a fixed seat, the bottom end of the adjusting threaded rod is fixed with a rotating block, the top of the fixed seat is provided with a rotating groove, and the top of the fixed sleeve is fixed with a level. The utility model can adjust the height of the connecting block by rotating the adjusting threaded rod, and the adjustment is relatively convenient, so that the equipment can be adjusted to a horizontal state relatively easily, the use is relatively convenient, and the situation of inaccurate measurement results is avoided.

Description

A road subsidence measuring device for highway construction

technical field

The utility model relates to the technical field of highway construction, in particular to a road subsidence measurement device for highway construction.

Background technique

In the process of highway construction, pavement subsidence may be caused due to various reasons. There are usually three types of road subsidence. One is uniform subsidence, which is due to the subgrade and road surface being further compacted and stabilized under the action of natural factors and driving. The subsidence caused by the subsidence generally does not cause road damage. The second is uneven subsidence, which is due to the uneven subgrade and road surface, uneven rolling, and deformation caused by the action of driving under the erosion of water. The third is local subsidence, which is due to the partial filling of the subgrade is not compact or the subgrade has tombs, dry wells, tree pits, trenches, etc., which will subside when eroded by water. After the road has subsided, it is necessary to measure the road so that the road can be remedied in time.

At present, when the road subsidence measurement equipment is actually used, most of the support structures on the equipment are fixed and difficult to adjust, so when it is fixed on both sides of the road, it is not easy to adjust the equipment to a horizontal state, which is troublesome to use. Unadjusted level state measurements may result in inaccurate results for some measurements.

Therefore, it is necessary to invent a road subsidence measurement device for highway construction to solve the above problems.

Utility model content

The purpose of the utility model is to provide a road subsidence measurement device for highway construction, the height of the connecting block can be adjusted by rotating the adjusting threaded rod, and the adjustment is relatively convenient, so that the device can be adjusted to a horizontal state relatively easily, and the use is relatively convenient, And avoid the situation that the measurement result is not accurate enough, so as to solve the above deficiencies in the technology.

In order to achieve the above purpose, the present utility model provides the following technical scheme: a road subsidence measurement device for highway construction, comprising a measuring rod and a fixed sleeve, the fixed sleeve is arranged on the outer end of the measuring rod, and the outer end of the measuring rod is processed with a scale The outer end of the fixed sleeve is fixed with two symmetrical fixed outer tubes, one end of the fixed outer tube is provided with a movable inner tube, one end of the movable inner tube extends into the inside of the fixed outer tube, and the other movable inner tube is One end is fixed with a connecting block, the bottom end of the connecting block is provided with an adjusting threaded rod, the top end of the connecting block is provided with a threaded hole, the top of the adjusting threaded rod extends into the inside of the threaded hole, and the adjustment threaded rod and the threaded hole are connected. The bottom of the adjusting threaded rod is provided with a fixed seat, the bottom end of the adjusting threaded rod is fixed with a rotating block, the top of the fixed seat is provided with a rotating groove, and the rotating block is arranged inside the rotating groove. The top of the fixing sleeve is fixedly provided with a spirit level, and the spirit level is arranged on the front side of the measuring rod.

Preferably, the bottom end of the measuring rod is provided with a rolling groove, the rolling ball is provided inside the rolling groove, and the rolling ball and the rolling groove are connected in a rolling manner, which facilitates the movement of the measuring rod and makes the movement more convenient and fast.

Preferably, the outer end of the measuring rod is provided with two symmetrical sliding grooves, the two sliding grooves are respectively provided on both sides of the scale line, and two symmetrical sliding blocks are fixed on the inner wall of the fixing sleeve. The sliding block is arranged inside the chute, which is convenient to limit and guide the measuring rod.

Preferably, the outer end of the fixed outer pipe is provided with a fixing bolt, one end of the fixing bolt passes through the outer end of the fixed outer pipe and is in contact with the outer end of the movable inner pipe, and the thread between the fixing bolt and the outer end of the fixed outer pipe Connection, easy to fix the movable inner tube.

Preferably, the outer end of the fixed sleeve is provided with an observation port, and the observation port is provided on the front side of the two fixed outer tubes, so as to facilitate the observation and reading of the numbers on the scale lines.

Preferably, two symmetrical indicator blocks are fixed on the inner wall of the observation port, and the indicator blocks are arranged on the outer end of the measuring rod, so that the read value is more accurate.

Preferably, three connecting rods are fixedly arranged at the outer end of the adjusting threaded rod, and the connecting rods are arranged between the connecting block and the fixing seat to facilitate the rotation of the adjusting threaded rod.

Preferably, two symmetrical handles are fixed on the top of the measuring rod, which is convenient for driving the measuring rod to move, so that the moving process is relatively stable.

In the above-mentioned technical scheme, the technical effect and advantage that the utility model provides:

1. By placing the two fixing bases on both sides of the road, rotating the connecting rod, the connecting rod drives the adjusting threaded rod to rotate, and the connecting block moves up and down with the rotation of the adjusting threaded rod. When the level is in the horizontal position, stop adjusting the two rods. The height of each connecting block can be adjusted by rotating the adjusting threaded rod, which is more convenient to adjust, so that the equipment can be adjusted to a horizontal state more easily, which is more convenient to use, and avoids the occurrence of inaccurate measurement results;

2. Move the measuring rod and the fixed sleeve left and right by holding the handle, the rolling ball will roll in the rolling groove, loosen the fixed bolt, and the movable inner tube will move inside the fixed outer tube, so that you can Read different values in the observation port, and then measure the subsidence value of multiple positions on the road surface. By moving the measuring rod and the fixed sleeve left and right, you can measure multiple positions on the road surface at the same time. The measurement speed is faster and the measurement efficiency is higher. , is more practical.

Description of drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the accompanying drawings that need to be used in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only in the present invention For some of the described embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings.

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

Fig. 2 is a three-dimensional cross-sectional structural schematic diagram of a measuring rod of the present invention;

Fig. 3 is a three-dimensional cross-sectional structural schematic diagram of a connecting block of the present invention;

Fig. 4 is a three-dimensional cross-sectional structural schematic diagram of a fixing seat of the present invention;

5 is a schematic diagram of the three-dimensional structure of the fixing sleeve of the present invention;

FIG. 6 is a three-dimensional cross-sectional structural schematic diagram of the fixing sleeve of the present invention.

Description of reference numbers:

1 measuring rod, 2 fixed sleeve, 3 scale line, 4 fixed outer tube, 5 movable inner tube, 6 connecting block, 7 adjusting threaded rod, 8 threaded hole, 9 fixed seat, 10 rotating block, 11 rotating groove, 12 level gauge, 13 rolling grooves, 14 rolling balls, 15 sliding grooves, 16 sliding blocks, 17 fixing bolts, 18 observation ports, 19 indicating blocks, 20 connecting rods, 21 handles.

Detailed ways

In order to make those skilled in the art better understand the technical solutions of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings.

The utility model provides a road subsidence measurement device for highway construction as shown in Figs. , the outer end of the measuring rod 1 is processed with a scale line 3, the outer end of the fixed sleeve 2 is fixed with two symmetrical fixed outer tubes 4, and one end of the fixed outer tube 4 is provided with a movable inner tube 5, the movable inner tube 5 is One end of the inner tube 5 extends into the interior of the fixed outer tube 4, the other end of the movable inner tube 5 is fixedly provided with a connecting block 6, the bottom end of the connecting block 6 is provided with an adjusting threaded rod 7, and the top end of the connecting block 6 is provided with a thread Hole 8, the top end of the adjustment threaded rod 7 extends into the threaded hole 8, the adjustment threaded rod 7 and the threaded hole 8 are threadedly connected, the bottom of the adjustment threaded rod 7 is provided with a fixing seat 9, and the adjustment threaded rod 7. Three connecting rods 20 are fixed at the outer end, and the connecting rods 20 are arranged between the connecting block 6 and the fixing seat 9. The bottom end of the adjusting threaded rod 7 is fixedly provided with a rotating block 10, and the top of the fixing seat 9 is provided with There is a rotating groove 11 , the rotating block 10 is arranged inside the rotating groove 11 , and a level 12 is fixed on the top of the fixing sleeve 2 , and the level 12 is arranged on the front side of the measuring rod 1 .

The outer end of the measuring rod 1 is provided with two symmetrical sliding grooves 15, the two sliding grooves 15 are respectively arranged on both sides of the scale line 3, and two symmetrical sliding blocks 16 are fixed on the inner wall of the fixing sleeve 2 , the slider 16 is arranged inside the chute 15, which is convenient to limit and guide the measuring rod 1, the outer end of the fixed sleeve 2 is provided with an observation port 18, and the observation port 18 is provided in the two fixed outer tubes 4 On the front side, two symmetrical indicating blocks 19 are fixed on the inner wall of the observation port 18. The indicating blocks 19 are arranged on the outer end of the measuring rod 1, which is convenient for reading the measured numbers and makes the read numbers more accurate. precise.

The specific embodiment is as follows: two fixing bases 9 are respectively placed on both sides of the road surface, the connecting rod 20 is rotated, and the connecting rod 20 drives the adjusting threaded rod 7 to rotate. The connecting block 6 moves up and down with the rotation of the adjusting threaded rod 7. When the level 12 is in a horizontal position, stop adjusting the heights of the two connecting blocks 6, and touch the rolling ball 14 at the bottom end of the measuring rod 1 to the road surface, and observe from the observation port 18. Measure the scale line 3 on the rod 1, and read the numbers on which the tips of the two indicating blocks 19 are aligned, so that the height of the measuring rod 1 can be obtained. Subtract this number from the height of the connecting block 6, which is the depression of the road surface. The height of the connecting block 6 can be adjusted by rotating the adjusting threaded rod 7 in the present invention, and the adjustment is more convenient, so that the equipment can be adjusted to a horizontal state more easily, the use is more convenient, and the situation that the measurement results are not accurate enough occurs. This embodiment specifically solves the problem that when the road subsidence measurement equipment in the prior art is actually used, most of the support structures on the equipment are fixedly installed and are not easy to adjust. Adjusting the device to the horizontal state is more troublesome to use, and the measurement that is not adjusted to the horizontal state may cause some inaccurate measurement results.

The utility model provides a road subsidence measurement device for highway construction as shown in Figures 1 and 2. The bottom end of the measuring rod 1 is provided with a rolling groove 13, and the rolling groove 13 is provided with rolling balls 14 inside. The rolling balls 14 and the rolling grooves 13 are in rolling connection. The outer end of the fixed outer tube 4 is provided with a fixing bolt 17 , and one end of the fixing bolt 17 passes through the outer end of the fixed outer tube 4 and is in contact with the outer end of the movable inner tube 5 , the fixing bolt 17 is threadedly connected with the outer end of the fixing outer tube 4 , and two symmetrical handles 21 are fixed at the top of the measuring rod 1 .

The specific embodiment is as follows: when the device is fixed and adjusted to a horizontal state, hold the handle 21 by hand, loosen the fixing bolt 17, and then move the measuring rod 1 and the fixing sleeve 2 left and right, and the rolling ball 14 will roll. The inside of the groove 13 rolls, and the movable inner tube 5 will move inside the fixed outer tube 4 at this time, so that different values can be read out in the observation port 18, and then the subsidence values of multiple positions on the road surface can be measured. By moving the measuring rod 1 and the fixed sleeve 2, multiple positions on the road surface can be measured at the same time, the measuring speed is fast, the measuring efficiency is high, and the practicability is strong.

Certain exemplary embodiments of the present invention have been described above by way of illustration only, and it goes without saying that for those of ordinary skill in the art, without departing from the spirit and scope of the present invention, various different Modifications are made to the described embodiments. Accordingly, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims (8)

1. The utility model provides a road settlement measuring equipment for highway construction, includes measuring stick (1) and fixed cover (2), establish in measuring stick (1) outer end, its characterized in that fixed cover (2): the measuring rod is characterized in that the outer end of the measuring rod (1) is provided with scale marks (3), the outer end of the fixing sleeve (2) is fixedly provided with two symmetrical fixing outer tubes (4), one end of each fixing outer tube (4) is provided with a movable inner tube (5), one end of each movable inner tube (5) extends into the corresponding fixing outer tube (4), the other end of each movable inner tube (5) is fixedly provided with a connecting block (6), the bottom end of each connecting block (6) is provided with an adjusting threaded rod (7), the top end of each connecting block (6) is provided with a threaded hole (8), the top end of each adjusting threaded rod (7) extends into the corresponding threaded hole (8), each adjusting threaded rod (7) is in threaded connection with the corresponding threaded hole (8), the bottom of each adjusting threaded rod (7) is provided with a fixing seat (9), the bottom end of each adjusting threaded rod (7) is fixedly provided with a rotating block (10), and the top end of each fixing seat (9) is provided with a rotating groove (11), the rotating block (10) is arranged in the rotating groove (11), the top end of the fixed sleeve (2) is fixedly provided with a level meter (12), and the level meter (12) is arranged on the front side of the measuring rod (1).

2. The road subsidence measuring apparatus for road construction according to claim 1, wherein: the measuring rod is characterized in that a rolling groove (13) is formed in the bottom end of the measuring rod (1), rolling beads (14) are arranged in the rolling groove (13), and the rolling beads (14) are in rolling connection with the rolling groove (13).

3. The road subsidence measuring apparatus for road construction according to claim 1, wherein: two symmetrical sliding grooves (15) are formed in the outer end of the measuring rod (1), the two sliding grooves (15) are formed in the two sides of the scale mark (3) respectively, two symmetrical sliding blocks (16) are fixedly arranged on the inner wall of the fixing sleeve (2), and the sliding blocks (16) are arranged inside the sliding grooves (15).

4. The road subsidence measuring apparatus for road construction according to claim 1, wherein: the outer end of the fixed outer tube (4) is provided with a fixing bolt (17), one end of the fixing bolt (17) penetrates through the outer end of the fixed outer tube (4) and contacts with the outer end of the movable inner tube (5), and the fixing bolt (17) is in threaded connection with the outer end of the fixed outer tube (4).

5. The road subsidence measuring apparatus for road construction according to claim 1, wherein: the outer end of the fixing sleeve (2) is provided with an observation port (18), and the observation port (18) is arranged on the front side of the two fixing outer tubes (4).

6. The road subsidence measuring apparatus for road construction according to claim 5, wherein: two symmetrical indicating blocks (19) are fixedly arranged on the inner wall of the observation port (18), and the indicating blocks (19) are arranged at the outer end of the measuring rod (1).

7. The road subsidence measuring apparatus for road construction according to claim 1, wherein: the outer end of the adjusting threaded rod (7) is fixedly provided with three connecting rods (20), and the connecting rods (20) are arranged between the connecting block (6) and the fixing seat (9).

8. The road subsidence measuring apparatus for road construction according to claim 1, wherein: two symmetrical handles (21) are fixedly arranged at the top end of the measuring rod (1).

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