Road material compactness detection device

Abstract

The utility model relates to the technical field of road construction measurement, and discloses a road material compactness detection device which comprises a base, four universal wheels are fixedly connected to the lower surface of the base and distributed at the four corners of the lower surface of the base, a compactness detection assembly is arranged on the upper surface of the base, and the compactness detection assembly is arranged on the lower surface of the base. An information collector is fixedly connected to the upper surface of the base, an L-shaped mounting plate is fixedly connected to the upper surface of the base, an electric push rod is fixedly mounted on the lower surface of the L-shaped mounting plate, a connecting wire is fixedly connected to the output end of the information collector, and the output end of the connecting wire is fixedly connected with the top end of the electric push rod. And the bottom end of the electric push rod is fixedly connected with a U-shaped mounting frame, the inner wall of the U-shaped mounting frame is rotationally connected with a leveling roller, and the surface of the detected road is leveled through the leveling roller. And the road surface is leveled, and people can use the road surface leveling device conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of road construction surveying, and more specifically, to a device for detecting the compactness of road materials. Background Art

[0002] According to the "Code for Highway Geotechnical Tests" (JTG 3430-2020), in order to obtain the in-situ compactness of road materials, it is necessary to conduct density tests on the road materials.

[0003] For the utility model document with the patent application number CN202120696650.X, the utility model discloses a device for detecting the compactness of road materials. According to the characteristic that road materials with different compactness will reflect different moduli, a heavy hammer with an acceleration sensor is dropped freely to obtain the acceleration value of the reaction impact force of the road material to be tested on the sensor. Through the relationship table between the acceleration value and the compactness, the compactness of the tested road material is obtained. Through the detection test conducted by this detection device, the real-time and large-data-volume detection of the compactness can be achieved without damaging the road structure.

[0004] For the device for detecting the compactness of road materials proposed in the above application document, when detecting the compactness of road materials, it is necessary to extrude the upper surface of the road materials to detect the compactness. After detecting the compactness of the road materials, it will cause the road surface to be uneven, and it is necessary to level the upper surface of the road to facilitate the subsequent use by people. Based on this, for the above problems, it is necessary to further improve it. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a device for detecting the compactness of road materials to solve the problems raised in the above background art.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A device for detecting the compactness of road materials, including a base. Four universal wheels are fixedly connected to the lower surface of the base, and the universal wheels are distributed at the four corners of the lower surface of the base. A compactness detection component is arranged on the upper surface of the base. An information collector is fixedly connected to the upper surface of the base. An L-shaped mounting plate is fixedly connected to the upper surface of the base. An electric push rod is fixedly installed on the lower surface of the L-shaped mounting plate. The output end of the information collector is fixedly connected to a connecting wire. The output end of the connecting wire is fixedly connected to the top end of the electric push rod. The bottom end of the electric push rod is fixedly connected to a U-shaped mounting frame. A leveling roller is rotatably connected to the inner wall of the U-shaped mounting frame, and the road surface after detection is leveled by the leveling roller.

[0007] In a preferred embodiment of the present utility model, the compaction degree detection assembly includes a fixing plate. A sliding groove is formed on the side surface of the fixing plate. A driving motor is fixedly installed on the upper surface of the fixing plate. The output end of the driving motor is fixedly connected to a first threaded rod, and the end of the first threaded rod away from the driving motor is rotatably connected to the inner wall of the sliding groove.

[0008] In a preferred embodiment of the present utility model, a sliding block is threadedly connected to the surface of the first threaded rod. The sliding block is slidably connected to the inner wall of the sliding groove. A sliding plate is fixedly connected to the side surface of the sliding block. The sliding plate is slidably connected to the side surface of the fixing plate.

[0009] In a preferred embodiment of the present utility model, a fixing rod is fixedly connected to the lower surface of the sliding plate. An installation groove is formed inside the fixing rod. A connecting plate is fixedly connected to the bottom end of the fixing rod. A pressure sensor is fixedly connected to the lower surface of the connecting plate. The pressure sensor is used to detect the compaction degree of the road material.

[0010] In a preferred embodiment of the present utility model, a transmission wire is fixedly connected to the output end of the pressure sensor. The transmission wire corresponds to the inside of the installation groove. A receiver is fixedly connected to the back surface of the sliding plate. The output end of the transmission wire is connected to the receiver. The output end of the receiver is fixedly connected to an output wire. The output end of the output wire is connected to an information collector. A display screen is fixedly connected to the upper surface of the information collector. The data of the compaction degree can be displayed and processed through the display screen.

[0011] In a preferred embodiment of the present utility model, rectangular plates are fixedly connected to both the front surface and the back surface of the base. Threaded holes are formed on the upper surface of the rectangular plates. Second threaded rods are threadedly connected to the inner walls of the threaded holes. A rotating handle is fixedly connected to the top end of the second threaded rod. A bottom plate is fixedly connected to the end of the second threaded rod away from the rotating handle. The bottom plate is in contact with the road surface. By driving the second threaded rod to rotate with the rotating handle, the bottom plate is in contact with the road surface to stabilize it.

[0012] Beneficial effects

[0013] The present utility model provides a device for detecting the compaction degree of road materials, having the following beneficial effects:

[0014] 1. The road material compaction degree detection device, by setting an electric push rod and a leveling roller, uses an information collector to transmit signals to the electric push rod through a connecting wire, causing the electric push rod to open, pushing the U-shaped mounting bracket, and the leveling roller moves up and down following the U-shaped mounting bracket. The leveling roller is adjusted to the road surface, and the device is pushed. The leveling roller levels the detected road surface, realizing the leveling of the road surface and facilitating the use of people.

[0015] 2. The road material compaction degree detection device, by setting a driving motor and a pressure sensor, turns on the driving motor, and the driving motor drives the first threaded rod to rotate, causing the sliding block to move up and down. The sliding plate moves up and down following the sliding block, the fixed rod moves up and down following the sliding plate, and the connecting plate moves up and down following the fixed rod. Then, the pressure sensor is brought into contact with the road surface and squeezed to perform compaction degree detection, facilitating the use of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic structural diagram of the first three-dimensional perspective of the present utility model;

[0017] Figure 2 is a schematic structural diagram of the front cross-section of the present utility model;

[0018] Figure 3 is a schematic structural diagram of the second three-dimensional perspective of the present utility model.

[0019] In the figure: 1, base; 2, compaction degree detection component; 3, information collector; 4, L-shaped mounting plate; 5, electric push rod; 6, connecting wire; 7, U-shaped mounting bracket; 8, leveling roller; 9, fixing plate; 10, driving motor; 11, first threaded rod; 12, sliding block; 13, sliding plate; 14, fixed rod; 15, connecting plate; 16, pressure sensor; 17, transmission wire; 18, receiver; 19, output wire; 20, display screen; 21, rectangular plate; 22, second threaded rod; 23, turning handle; 24, bottom plate. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0021] Please refer to Figures 1-3, the utility model provides a technical solution: a device for detecting the compactness of road materials, including a base 1. Four universal wheels are fixedly connected to the lower surface of the base 1, and the universal wheels are distributed at the four corners of the lower surface of the base 1. A compactness detection component 2 is arranged on the upper surface of the base 1. An information collector 3 is fixedly connected to the upper surface of the base 1. An L-shaped mounting plate 4 is fixedly connected to the upper surface of the base 1. An electric push rod 5 is fixedly installed on the lower surface of the L-shaped mounting plate 4. The output end of the information collector 3 is fixedly connected to a connecting wire 6. The output end of the connecting wire 6 is fixedly connected to the top end of the electric push rod 5. The bottom end of the electric push rod 5 is fixedly connected to a U-shaped mounting frame 7. A leveling roller 8 is rotatably connected to the inner wall of the U-shaped mounting frame 7. The information collector 3 transmits signals to the electric push rod 5 through the connecting wire 6, so that the electric push rod 5 is opened to push the U-shaped mounting frame 7. The leveling roller 8 moves up and down following the U-shaped mounting frame 7. The leveling roller 8 is adjusted to the road surface, and the device is pushed. The leveling roller 8 levels the detected road surface, realizing the leveling of the road surface and facilitating the use of people.

[0022] The compactness detection component 2 includes a fixing plate 9. A sliding groove is formed on the side surface of the fixing plate 9. A driving motor 10 is fixedly installed on the upper surface of the fixing plate 9. The output end of the driving motor 10 is fixedly connected to a first threaded rod 11. One end of the first threaded rod 11 away from the driving motor 10 is rotatably connected to the inner wall of the sliding groove. A sliding block 12 is threadedly connected to the surface of the first threaded rod 11. The sliding block 12 is slidably connected to the inner wall of the sliding groove. A sliding plate 13 is fixedly connected to the side surface of the sliding block 12. The sliding plate 13 is slidably connected to the side surface of the fixing plate 9.

[0023] A fixing rod 14 is fixedly connected to the lower surface of the sliding plate 13. An installation groove is formed inside the fixing rod 14. The bottom end of the fixing rod 14 is fixedly connected to a connecting plate 15. A pressure sensor 16 is fixedly connected to the lower surface of the connecting plate 15. The driving motor 10 is turned on, and the driving motor 10 drives the first threaded rod 11 to rotate, so that the sliding block 12 moves up and down. The sliding plate 13 moves up and down following the sliding block 12. The fixing rod 14 moves up and down following the sliding plate 13. The connecting plate 15 moves up and down following the fixing rod 14, and then the pressure sensor 16 is brought into contact with the road surface and pressed, thereby performing compactness detection, which facilitates the use of the staff.

[0024] The output end of the pressure sensor 16 is fixedly connected to a transmission wire 17. The transmission wire 17 corresponds to the inside of the installation groove. A receiver 18 is fixedly connected to the back surface of the sliding plate 13. The output end of the transmission wire 17 is connected to the receiver 18. The output end of the receiver 18 is fixedly connected to an output wire 19. The output end of the output wire 19 is connected to the information collector 3. A display screen 20 is fixedly connected to the upper surface of the information collector 3.

[0025] Rectangular plates 21 are fixedly connected to both the front surface and the back surface of the base 1. Threaded holes are formed in the upper surface of the rectangular plates 21. A second threaded rod 22 is threadedly connected to the inner wall of the threaded holes. The top end of the second threaded rod 22 is fixedly connected to a rotating handle 23. The end of the second threaded rod 22 away from the rotating handle 23 is fixedly connected to a bottom plate 24, and the bottom plate 24 is in contact with the road surface.

[0026] Working principle: First, the staff pushes the device to a designated location, drives the second threaded rod 22 to rotate by using the rotating handle 23, so as to squeeze the bottom plate 24, make the bottom plate 24 in contact with the road surface, and stabilize the device. Then, the driving motor 10 is turned on. The driving motor 10 drives the first threaded rod 11 to rotate, so that the sliding block 12 moves up and down. The sliding plate 13 moves up and down following the sliding block 12. The fixed rod 14 moves up and down following the sliding plate 13. The connecting plate 15 moves up and down following the fixed rod 14. Furthermore, the pressure sensor 16 is brought into contact with the road surface to squeeze the road surface, and the compactness of the road surface is detected. The data is transmitted into the receiver 18 through the transmission wire 17. The receiver 18 transmits the data into the information collector 3 through the output wire 19, and the data is displayed through the display screen 20. The information collector 3 transmits the signal into the electric push rod 5 through the connecting wire 6, so that the electric push rod 5 is opened to push the U-shaped mounting bracket 7. The leveling roller 8 moves following the U-shaped mounting bracket 7, and the leveling roller 8 is adjusted to the road surface. The device is pushed to level the detected road surface, which facilitates the use of the staff.

[0027] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A device for detecting the compaction degree of road materials, comprising a base (1), and four universal wheels are fixedly connected to the lower surface of the base (1), and the universal wheels are distributed at the four corners of the lower surface of the base (1), and it is characterized in that: The upper surface of the base (1) is provided with a compaction degree detection component (2). The upper surface of the base (1) is fixedly connected with an information collector (3). The upper surface of the base (1) is fixedly connected with an L-shaped mounting plate (4). The lower surface of the L-shaped mounting plate (4) is fixedly installed with an electric push rod (5). The output end of the information collector (3) is fixedly connected with a connecting wire (6). The output end of the connecting wire (6) is fixedly connected with the top end of the electric push rod (5). The bottom end of the electric push rod (5) is fixedly connected with a U-shaped mounting frame (7). The inner wall of the U-shaped mounting frame (7) is rotatably connected with a leveling roller (8).

2. The compaction degree detection device for road materials according to claim 1, wherein: The compaction degree detection component (2) includes a fixing plate (9). A sliding groove is formed on the side surface of the fixing plate (9). A driving motor (10) is fixedly installed on the upper surface of the fixing plate (9). The output end of the driving motor (10) is fixedly connected with a first threaded rod (11). The end of the first threaded rod (11) away from the driving motor (10) is rotatably connected to the inner wall of the sliding groove.

3. The compaction degree detection device for road materials according to claim 2, characterized in that: A sliding block (12) is threadedly connected to the surface of the first threaded rod (11). The sliding block (12) is slidably connected to the inner wall of the sliding groove. A sliding plate (13) is fixedly connected to the side surface of the sliding block (12). The sliding plate (13) is slidably connected to the side surface of the fixing plate (9).

4. The compaction degree detection device for road materials according to claim 3, wherein: A fixing rod (14) is fixedly connected to the lower surface of the sliding plate (13). An installation groove is formed inside the fixing rod (14). A connecting plate (15) is fixedly connected to the bottom end of the fixing rod (14). A pressure sensor (16) is fixedly connected to the lower surface of the connecting plate (15).

5. The compaction degree detection device for road materials according to claim 4, characterized in that: The output end of the pressure sensor (16) is fixedly connected with a transmission wire (17). The transmission wire (17) corresponds to the inside of the installation groove. A receiver (18) is fixedly connected to the back surface of the sliding plate (13). The output end of the transmission wire (17) is connected to the receiver (18).

6. The compaction degree detection device for road materials according to claim 5, wherein: The output end of the receiver (18) is fixedly connected with an output wire (19). The output end of the output wire (19) is connected to the information collector (3). A display screen (20) is fixedly connected to the upper surface of the information collector (3).

7. The compaction degree detection device for road materials according to claim 6, characterized in that: Rectangular plates (21) are fixedly connected to both the front surface and the back surface of the base (1). Threaded holes are formed on the upper surfaces of the rectangular plates (21). A second threaded rod (22) is threadedly connected to the inner walls of the threaded holes.

8. An apparatus for detecting the compactness of road materials according to claim 7, characterized in that: A rotating handle (23) is fixedly connected to the top end of the second threaded rod (22). The end of the second threaded rod (22) away from the rotating handle (23) is fixedly connected with a bottom plate (24). The bottom plate (24) is in contact with the road surface.

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