CN217332021U

CN217332021U - Road hardness detects machine with impact force adjusts structure

Info

Publication number: CN217332021U
Application number: CN202220530219.2U
Authority: CN
Inventors: 刘万凯
Original assignee: Zhongbaifu Construction Co ltd
Current assignee: Zhongbaifu Construction Co ltd
Priority date: 2022-03-12
Filing date: 2022-03-12
Publication date: 2022-08-30
Anticipated expiration: 2032-03-12

Abstract

The utility model relates to a road detection technology field specifically is a road hardness detects machine with impact force adjusts structure, include: the device comprises a first limiting plate, a sliding column is mounted at the bottom of the first limiting plate, an impact head is mounted at the other end of the sliding column, a first buffer ring is mounted below the first limiting plate, a first buffer spring is mounted at the bottom of the first buffer ring, a rod sleeve is mounted at the bottom of the first buffer spring, and a base plate is mounted at the bottom of the rod sleeve; the vertical frame is arranged on two sides of the bottom of the substrate, and a plurality of positioning holes are formed in the surface of the vertical frame. This road hardness detects machine with impact force adjustment structure compares with prior art can insert the locating hole the inside at co-altitude through locating lever one end, and the other end is inserted in the locating plate the inside, then utilizes set nut to fix the locating lever to change the height of No. two limiting plates of locating plate top, adjust the size of road hardness detects the impact force of machine with this.

Description

Road hardness detects machine with impact force adjusts structure

Technical Field

The utility model relates to a road detection technology field specifically is a road hardness detects machine with impact force adjusts structure.

Background

At present, the basic facility for the main running of trackless vehicles and pedestrians in China is a road, a slogan of 'wanting to be rich and repairing the road' is put forward in China very early, so that how important the road is for the economic development and social construction of a region can be seen, and the requirement on the road quality is higher and higher along with the continuous promotion of national strength in China.

When the existing road detection device detects the road hardness, most of the impact force of an impact head acting on the ground cannot be conveniently adjusted, and the impact force cannot be flexibly adjusted aiming at the ground with different textures, so that the measurement precision effect is not ideal.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a road hardness detects machine with structure is adjusted to impact force to propose current road detection device in solving above-mentioned background art when detecting road hardness, the impact force that acts on ground to the impact head that mostly can not be convenient is adjusted, can not adjust in a flexible way to the ground of different textures, thereby leads to the not ideal problem of measurement accuracy effect.

In order to achieve the above purpose, the utility model provides a following technical scheme: a road hardness testing machine with an impact force adjusting structure comprises:

the device comprises a first limiting plate, a sliding column is mounted at the bottom of the first limiting plate, an impact head is mounted at the other end of the sliding column, a first buffer ring is mounted below the first limiting plate, a first buffer spring is mounted at the bottom of the first buffer ring, a rod sleeve is mounted at the bottom of the first buffer spring, and a base plate is mounted at the bottom of the rod sleeve;

the grudging post, it is installed the both sides of base plate bottom, a plurality of locating holes have been seted up on the grudging post surface, the locating lever is worn to be equipped with inside the locating hole, set nut is installed at the locating lever both ends, the locating plate mid-mounting has the locating plate, No. two buffer spring are installed at the top of locating plate, No. two buffer ring are installed at No. two buffer spring's top, No. two buffer ring's top is provided with No. two limiting plates.

Preferably, the locating plate still is equipped with:

the limiting ring is arranged below the positioning plate, and two sides of the limiting ring are provided with supporting frames;

the bottom frame is arranged at the bottom of the vertical frame, and universal wheels are arranged at the bottom of the bottom frame.

Preferably, both ends of the positioning rod are provided with threads, and the positioning rod is in threaded connection with the positioning nut.

Preferably, the first buffer spring is symmetrical about the central axis of the sliding column, and the number of the first buffer springs is four.

Preferably, a sliding structure is formed between the sliding column and the substrate, and the sliding column penetrates through the substrate.

Preferably, the stands are symmetrical about a vertical central axis of the base plate, and two stands are provided.

Preferably, a sliding structure is formed between the limiting ring and the sliding column, and the limiting ring is fixedly connected with the support frame

Compared with the prior art, the utility model provides a road hardness detects machine with structure is adjusted to impact force possesses following beneficial effect: this road hardness detects machine with impact force adjustment structure can be through inserting locating lever one end in the locating hole the not co-altitude, and the other end is inserted in the locating plate the inside, then utilizes set nut to fix the locating lever to change the height of No. two limiting plates of locating plate top, adjust the size of road hardness detects machine's impact force with this.

1. The utility model discloses a post that slides after setting up, when the post that slides fell, the impact head of post bottom that slides would strike ground to leave a little pit on the ground, the staff can be according to the lifting height of post that slides, and then according to the diameter and the degree of depth of little pit, just can calculate, the hardness of this road;

2. the utility model discloses a buffer spring and No. two buffer springs after setting up, when the post that slides falls, limiting plate and No. two limiting plates also can be along with falling to bring huge impact force for the mechanism of below, buffer spring and No. two buffer springs can alleviate this impact force, thereby improve the life of part, increase the reliability of whole device;

3. the utility model discloses a spacing ring after setting up can restrict the removal orbit of the post that slides, and the vertical impact ground of post that helps slide lets the abundant transmission of impact force strike overhead to increase the reliability of whole device measuring result.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic view of the positioning rod of the present invention;

fig. 4 is a schematic diagram of the side view structure of the present invention.

In the figure: 1. sliding the column; 2. a first limiting plate; 3. a buffer ring I; 4. a rod sleeve; 5. a substrate; 6. erecting a frame; 7. an impact head; 8. a second limiting plate; 9. a second buffer ring; 10. a first buffer spring; 11. a second buffer spring; 12. positioning holes; 13. positioning a rod; 14. positioning a nut; 15. positioning a plate; 16. a chassis; 17. a universal wheel; 18. a support frame; 19. a limit ring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 3, a road hardness tester having an impact force adjusting structure includes: the first limiting plate 2, the sliding column 1 is installed at the bottom of the first limiting plate 2, the impact head 7 is installed at the other end of the sliding column 1, when the sliding column 1 falls, the impact head 7 at the bottom of the sliding column 1 can impact the ground, so that a small pit is left on the ground, and a worker can calculate the hardness of the road according to the lifting height of the sliding column 1 and the diameter and the depth of the small pit; a first buffer ring 3 is arranged below the first limiting plate 2, a first buffer spring 10 is arranged at the bottom of the first buffer ring 3, a rod sleeve 4 is arranged at the bottom of the first buffer spring 10, a base plate 5 is arranged at the bottom of the rod sleeve 4, the first buffer spring 10 is symmetrical about the central axis of the sliding column 1, four first buffer springs 10 are arranged, a sliding structure is formed between the sliding column 1 and the base plate 5, and the sliding column 1 penetrates through the base plate 5; two stands 6 installed at both sides of the bottom of the base plate 5, the stands 6 being symmetrical with respect to the vertical central axis of the base plate 5, and the two stands 6 being provided; a plurality of positioning holes 12 are formed in the surface of the vertical frame 6, positioning rods 13 penetrate through the positioning holes 12, threads are arranged at two ends of each positioning rod 13, and the positioning rods 13 are in threaded connection with positioning nuts 14; positioning nuts 14 are arranged at two ends of the positioning rod 13, a positioning plate 15 is arranged in the middle of the positioning rod 13, one end of the positioning rod 13 can be inserted into positioning holes 12 with different heights, the other end of the positioning rod 13 is inserted into the positioning plate 15, and then the positioning nut 14 is used for fixing the positioning rod 13, so that the height of a second limiting plate 8 above the positioning plate 15 is changed, and the impact force of the road hardness tester is adjusted; buffer spring 11 No. two is installed at the top of locating plate 15, buffer ring 9 No. two is installed at buffer spring 11's top, buffer ring 9's top is provided with limiting plate 8 No. two, when the whereabouts of slip post 1, limiting plate 2 and limiting plate 8 No. two also can be along with the whereabouts, thereby bring huge impact force for the mechanism of below, this kind of impact force can be alleviated to buffer spring 10 and buffer spring 11 No. two, thereby improve the life of part, increase the reliability of whole device.

As shown in fig. 1 to 2 and 4, a road hardness tester having an impact force adjusting structure includes: the limiting ring 19 is arranged below the positioning plate 15, the supporting frames 18 are arranged on two sides of the limiting ring 19, a sliding structure is formed between the limiting ring 19 and the sliding column 1, the limiting ring 19 is fixedly connected with the supporting frames 18, the limiting ring 19 can limit the moving track of the sliding column 1, the sliding column 1 is helped to vertically impact the ground, the impact force is fully transmitted to the impact head 7, and the reliability of the measuring result of the whole device is improved; the underframe 16 is arranged at the bottom of the vertical frame 6, the universal wheels 17 are arranged at the bottom of the underframe 16, and the whole device can be moved through the universal wheels 17 to detect the road hardness at different places.

The working principle is as follows: when the road hardness tester with the impact force adjusting structure is used, firstly, the base plate 5 is pushed, and the universal wheels 17 fixed on the underframe 16 can drive the device to move to a place to be tested; then, the positioning nut 14 is unscrewed, one end of the positioning rod 13 is separated from the positioning plate 15, the sliding column 1 is used for moving away the positioning plate 15, the positioning rod 13 can be taken out of the positioning hole 12 on the stand 6 and moved to other positioning holes 12, the positioning plate 15 is moved again to insert the positioning rod 13, and the positioning rod 13 is fixed by the positioning nut 14; then, the sliding column 1 is loosened after being lifted, the sliding column 1 can drive the impact head 7 to impact the ground through the limiting ring 19 fixed by the support frame 18, the fixed first limiting plate 2 and the fixed second limiting plate 8 can fall along with the falling and then respectively impact the first buffer ring 3 and the second buffer ring 9, the first buffer spring 10 below the first buffer ring 3 can relieve the impact between the first buffer ring 3 and the rod sleeve 4, and the second buffer spring 11 can relieve the impact between the second buffer ring 9 and the positioning plate 15; finally, the worker can calculate the hardness of the road according to the impact force and the diameter and the depth of the small pits.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A road hardness detection machine with an impact force adjusting structure is characterized by comprising:

the sliding column is mounted at the bottom of the first limiting plate (2), an impact head (7) is mounted at the other end of the sliding column (1), a first buffer ring (3) is mounted below the first limiting plate (2), a first buffer spring (10) is mounted at the bottom of the first buffer ring (3), a rod sleeve (4) is mounted at the bottom of the first buffer spring (10), and a base plate (5) is mounted at the bottom of the rod sleeve (4);

grudging post (6), it is installed the both sides of base plate (5) bottom, a plurality of locating holes (12) have been seted up on grudging post (6) surface, locating lever (13) are worn to be equipped with in locating hole (12) inside, set nut (14) are installed at locating lever (13) both ends, locating lever (13) mid-mounting has locating plate (15), No. two buffer spring (11) are installed at the top of locating plate (15), No. two buffer ring (9) are installed at the top of No. two buffer spring (11), the top of No. two buffer ring (9) is provided with No. two limiting plates (8).

2. The road hardness tester with an impact force adjusting structure according to claim 1, wherein the positioning plate (15) is further provided with:

the limiting ring (19) is arranged below the positioning plate (15), and supporting frames (18) are arranged on two sides of the limiting ring (19);

and the bottom frame (16) is arranged at the bottom of the stand (6), and universal wheels (17) are arranged at the bottom of the bottom frame (16).

3. The road hardness tester with the impact force adjusting structure according to claim 1, wherein threads are provided at both ends of the positioning rod (13), and the positioning rod (13) is in threaded connection with the positioning nut (14).

4. The road hardness tester with an impact force adjusting structure according to claim 1, wherein the first buffer spring (10) is symmetrical about a central axis of the sliding column (1), and four first buffer springs (10) are provided.

5. The road hardness tester with an impact force adjusting structure according to claim 1, wherein a sliding structure is formed between the sliding column (1) and the base plate (5), and the sliding column (1) penetrates through the base plate (5).

6. The road hardness tester with an impact force adjusting structure according to claim 1, wherein the stand (6) is symmetrical about a vertical central axis of the base plate (5), and two stands (6) are provided.

7. The road hardness tester with the impact force adjusting structure is characterized in that a sliding structure is formed between the limiting ring (19) and the sliding column (1), and the limiting ring (19) is fixedly connected with the support frame (18).