Asphalt pavement thickness detection sampling device

Abstract

The utility model discloses an asphalt pavement thickness detecting and sampling device, which belongs to the technical field of detecting and sampling devices and comprises two groups of fixing plates, two groups of supporting rods are fixedly connected to the tops of the fixing plates symmetrically, a connecting rod is fixedly connected between the two groups of supporting rods, and a chute is arranged on the connecting rod. One end, far away from the connecting rod, of the supporting rod is rotatably connected with a threaded rod I, the threaded rod I is in threaded connection with a movable block, and the bottom of the movable block is fixedly connected with a connecting frame. A movable block on the first threaded rod moves on the first threaded rod through a thread to drive a connecting frame to change the position, so that the position of a sampling head is quickly changed during sampling, the operation difficulty is reduced, and the practicability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of detection sampling devices, in particular to an asphalt pavement thickness detection sampling device. Background Art

[0002] The sampling device for asphalt pavement thickness detection is usually an asphalt sampler. This is a product used to collect various asphalt material samples in the production plant storage or delivery acceptance site to check the quality of asphalt products. At the same time, for the detection of asphalt pavement thickness.

[0003] The existing asphalt pavement thickness detection and sampling device still has the following defects when in use: it can only detect and sample a single point, and the entire structure needs to be disassembled when different points need to be detected and sampled, which slows down the efficiency of detection and sampling and increases the difficulty of operation. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a sampling device for detecting the thickness of an asphalt pavement.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an asphalt pavement thickness detection sampling device comprises a fixed plate, the top of the fixed plate is fixedly connected with a support rod, the fixed plate is symmetrically arranged with two groups, the support rod is arranged with two groups, a connecting rod is fixedly connected between the two groups of support rods, a slide groove is arranged on the connecting rod, the support rod is rotatably connected with a threaded rod 1 away from one end of the connecting rod, a movable block is threadedly connected to the threaded rod 1, the bottom of the movable block is fixedly connected with a connecting frame, a sliding block is fixedly connected to the top surface of the connecting frame, the sliding block is slidably connected in the slide groove, a fixed seat is fixedly connected to the top surface of one side of the fixed plate, a motor 1 is fixedly connected to the top surface of the fixed seat, an output end of the motor 1 is fixedly connected to one end of the threaded rod 1, a motor 2 is fixedly connected to the bottom surface of the connecting frame, a threaded rod 2 is fixedly connected to the output end of the motor 2, a sampling head is threadedly connected to the threaded rod 2, two scale rods are fixedly connected to the bottom surface of the connecting frame, and a limiting block is fixedly connected to the bottom surface of the scale rod.

[0006] As a further description of the above technical solution:

[0007] The bottom surface of the fixing plate is fixedly connected with a spike tip to enhance the stability during sampling.

[0008] As a further description of the above technical solution:

[0009] A connecting plate is slidably connected to the scale rod, and one end of the connecting plate away from the scale rod is fixedly connected to the top of the sampling head to limit the sampling head and prevent the sampling head from rotating with the second threaded rod.

[0010] As a further description of the above technical solution:

[0011] The movable blocks are arranged in two groups in parallel to perform stable transmission on the connecting frame.

[0012] As a further description of the above technical solution:

[0013] The connecting plates are symmetrically arranged in two groups.

[0014] As a further description of the above technical solution:

[0015] The scale rod is provided with scale lines to effectively measure the height.

[0016] The utility model has the following beneficial effects: in the utility model, when it is necessary to perform thickness detection and sampling on asphalt at different positions, start motor one, motor one drives threaded rod one to rotate, and the movable block on threaded rod one moves on threaded rod one through the thread, driving the connecting frame to change its position, thereby quickly changing the position of the sampling head during sampling, reducing the difficulty of operation and improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a structural schematic diagram of an asphalt pavement thickness detection sampling device proposed by the utility model;

[0018] Figure 2 A schematic diagram of the partial structure of an asphalt pavement thickness detection sampling device proposed by the utility model Figure 1 ;

[0019] Figure 3 A schematic diagram of the partial structure of an asphalt pavement thickness detection sampling device proposed by the utility model Figure 2 .

[0020] Legend:

[0021] 1. Fixed plate; 2. Thorn tip; 3. Support rod; 4. Connecting rod; 5. Slide groove; 6. Threaded rod 1; 7. Movable block; 8. Connecting frame; 9. Sliding block; 10. Fixed seat; 11. Motor 1; 12. Motor 2; 13. Threaded rod 2; 14. Sampling head; 15. Scale rod; 16. Connecting plate; 17. Limit block. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Reference Figure 1-Figure 3 The utility model provides an embodiment: an asphalt pavement thickness detection sampling device, including a fixed plate 1, a support rod 3 is fixedly connected to the top of the fixed plate 1, the fixed plate 1 is symmetrically arranged with two groups, the support rod 3 is arranged with two groups, a connecting rod 4 is fixedly connected between the two groups of support rods 3, a slide groove 5 is arranged on the connecting rod 4, the support rod 3 is rotatably connected to the end away from the connecting rod 4 with a threaded rod 6, the threaded rod 6 is threadedly connected with a movable block 7, the bottom of the movable block 7 is fixedly connected with a connecting frame 8, and the top surface of the connecting frame 8 is fixed A slider 9 is connected, and the slider 9 is slidably connected in the slide groove 5. A fixing seat 10 is fixedly connected to the top of one side of the fixing plate 1, and a motor 11 is fixedly connected to the top surface of the fixing seat 10. The output end of the motor 11 is fixedly connected to one end of the threaded rod 16. A motor 2 12 is fixedly connected to the bottom surface of the connecting frame 8, and a threaded rod 2 13 is fixedly connected to the output end of the motor 2 12. A sampling head 14 is threadedly connected to the threaded rod 2 13. Two scale rods 15 are fixedly connected to the bottom surface of the connecting frame 8, and a limit block 17 is fixedly connected to the bottom surface of the scale rod 15.

[0024] The bottom surface of the fixed plate 1 is fixedly connected with a spike 2 to enhance the stability during sampling. The scale rod 15 is slidably connected with a connecting plate 16. The connecting plate 16 is fixedly connected to the top of the sampling head 14 at one end away from the scale rod 15 to limit the sampling head 14 and prevent the sampling head 14 from rotating with the threaded rod 13. Two groups of movable blocks 7 are arranged in parallel to stably transmit the connecting frame 8. Two groups of connecting plates 16 are symmetrically arranged. Scale lines are arranged on the scale rod 15 to effectively measure the height.

[0025] Working principle: when it is necessary to inspect the asphalt pavement, start the motor 12, the motor 12 drives the threaded rod 13 to rotate, the sampling head 14 threadedly connected to the threaded rod 13 moves on the threaded rod 13 through the thread, the connecting plates 16 on both sides of the sampling head 14 slide on the scale rod 15, limit the sampling head 14, and perform height test through the scale rod 15 at the same time, the sampling head 14 samples the asphalt pavement, and when it is necessary to sample and inspect the asphalt pavement at different points, start the motor 11, the motor 11 drives the threaded rod 6 to rotate, when the threaded rod 6 rotates, the movable block 7 threadedly connected to the threaded rod 6 drives the connecting frame 8 on the movable block 7 to move through the thread, and when the connecting frame 8 moves on the threaded rod 6, the sampling head 14 is effectively transmitted to complete the change of the point.

[0026] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A sampling device for detecting thickness of an asphalt pavement, comprising a fixing plate (1), characterized in that: The top of the fixed plate (1) is fixedly connected with a support rod (3), the fixed plate (1) is symmetrically provided with two groups, the support rod (3) is provided with two groups, a connecting rod (4) is fixedly connected between the two groups of support rods (3), a sliding groove (5) is provided on the connecting rod (4), the support rod (3) is rotatably connected with a threaded rod (6) at one end away from the connecting rod (4), a movable block (7) is threadedly connected to the threaded rod (6), the bottom of the movable block (7) is fixedly connected with a connecting frame (8), the inner top surface of the connecting frame (8) is fixedly connected with a sliding block (9), and the sliding block (9) is slidably connected to the sliding groove. (5), a fixing seat (10) is fixedly connected to the top of one side of the fixing plate (1), a motor 1 (11) is fixedly connected to the top surface of the fixing seat (10), an output end of the motor 1 (11) is fixedly connected to one end of a threaded rod 1 (6), a motor 2 (12) is fixedly connected to the bottom surface of the connecting frame (8), a threaded rod 2 (13) is fixedly connected to the output end of the motor 2 (12), a sampling head (14) is threadedly connected to the threaded rod 2 (13), two scale rods (15) are fixedly connected to the bottom surface of the connecting frame (8), and a limit block (17) is fixedly connected to the bottom surface of the scale rod (15).

2. The asphalt pavement thickness detection sampling device according to claim 1 is characterized in that: The bottom surface of the fixing plate (1) is fixedly connected with a spike (2).

3. The asphalt pavement thickness detection sampling device according to claim 1 is characterized in that: A connecting plate (16) is slidably connected to the scale rod (15), and one end of the connecting plate (16) away from the scale rod (15) is fixedly connected to the top of the sampling head (14).

4. The asphalt pavement thickness detection sampling device according to claim 1 is characterized in that: The movable blocks (7) are arranged in two groups in parallel.

5. The asphalt pavement thickness detection sampling device according to claim 3 is characterized by: The connecting plates (16) are symmetrically arranged in two groups.

6. The asphalt pavement thickness detection sampling device according to claim 1 is characterized by: The scale rod (15) is provided with scale lines.

Images