Road surface sampler

Abstract

The utility model relates to a pavement sampler which comprises a movable base, the upper end face of the movable base is fixedly connected with a mounting frame, the interior of the mounting frame is fixedly connected with a hydraulic rod, the output end of the hydraulic rod is fixedly connected with a mounting plate, the lower end face of the mounting plate is fixedly connected with a stepping motor, and the output end of the stepping motor is fixedly connected with a supporting frame. A connecting plate is fixedly connected to the lower end of the supporting frame, a T-shaped sliding groove is formed in the lower end face of the connecting plate, a T-shaped sliding block is slidably connected into the T-shaped sliding groove, a sampling drill is fixedly connected to the lower end of the T-shaped sliding block, and the T-shaped sliding block is connected with the T-shaped sliding groove through a positioning mechanism. According to the pavement sampler disclosed by the utility model, a worker can conveniently dismount and replace the damaged sampling drill subsequently, the situation that the sampling effect is influenced as the sampling drill is damaged and cannot be replaced is avoided, and the pavement sampler is relatively practical.

Description

Technical Field

[0001] The utility model relates to the technical field of road sampling, in particular to a road surface sampler. Background Art

[0002] Road maintenance is the care and maintenance of roads, the maintenance of roads and the structures and facilities on them. When conducting road maintenance inspections, it is necessary to take samples from different locations on the road for further testing. In order to obtain these samples, pavement drilling sampling equipment is often used.

[0003] A Chinese patent application with number CN202123303018.3 discloses a road surface sampling device for road detection, including a base plate, a gantry is fixedly installed on the top of the base plate, an electric push rod is fixedly installed on the top of the inner cavity of the gantry, and a stabilizing plate is fixedly installed on the output end of the electric push rod.

[0004] However, the above-mentioned prior art still has shortcomings in actual use. The sampling drill in the above-mentioned prior art is fixedly connected to the output shaft end of the stepper motor. When the sampling drill is damaged after long-term use, the sampling drill cannot be disassembled and replaced, which will affect the sampling effect in subsequent use. For this reason, we propose a pavement sampler. Utility Model Content

[0005] The utility model provides a road surface sampler, which solves the technical problems raised by the background technology in the prior art.

[0006] The utility model solves the above-mentioned technical problems as follows: it comprises a mobile base, the upper end face of the mobile base is fixedly connected with a mounting frame, the inside of the mounting frame is fixedly connected with a hydraulic rod, the output end of the hydraulic rod is fixedly connected with a mounting plate, the lower end face of the mounting plate is fixedly connected with a stepper motor, the output end of the stepper motor is fixedly connected with a support frame, the lower end of the support frame is fixedly connected with a connecting plate, the lower end face of the connecting plate is provided with a T-shaped groove, the inside of the T-shaped groove is slidably connected with a T-shaped slider, the lower end of the T-shaped slider is fixedly connected with a sampling drill, and the T-shaped slider is connected to the T-shaped groove through a positioning mechanism.

[0007] On the basis of the above technical solution, the present invention can also be improved as follows.

[0008] Furthermore, a sampling groove is provided on the upper end surface of the movable base, and a limiting slide groove is provided on both side surfaces inside the mounting frame. A limiting plate is slidably connected inside the limiting slide groove and fixedly connected to the mounting plate. A limiting rod is fixedly connected inside the two limiting slide grooves and penetrates the corresponding limiting plates and is slidably connected to the penetrating part.

[0009] Furthermore, mounting columns are fixedly connected at the four corners of the lower end surface of the mobile base, and a universal wheel with a braking function is fixedly connected to the lower end of the mounting column. A push handle and a battery are fixedly connected to the upper end surface of the mobile base, and a controller is installed on the upper end of the push handle.

[0010] Furthermore, a dust removal box is fixedly connected to the upper end of the mounting frame, an air pump is fixedly connected to the middle of the upper end surface of the dust removal box, an air suction end of the air pump is connected to the inside of the dust removal box, and two dust hoods are fixedly connected to the lower end surface of the movable base.

[0011] Furthermore, one end of the two dust hoods is fixedly connected to an exhaust pipe that passes through the movable base and the dust removal box and is fixedly connected to the passing portion. The exhaust pipe is a hard pipe, and two sealing grooves are provided on the front end surface of the dust removal box.

[0012] Furthermore, a rubber sealing plate is sleeved and connected inside the sealing groove, one side of the rubber sealing plate is fixedly connected to a cleaning plate, one side of the cleaning plate is fixedly connected to a handle, and the other side of the rubber sealing plate is fixedly connected to two filter screens that are slidably connected to the dust removal box and the sealing groove.

[0013] Furthermore, the positioning mechanism includes a pull plate that is slidably connected to the inside of the support frame, a pull ring is fixedly connected to the upper end surface of the pull plate, and an insert plate is fixedly connected to the lower end surface of the pull plate that penetrates the connecting plate and is slidably connected to the penetrating part, and the insert plate is slidably connected to the inside of a slot opened on the upper end surface of the T-shaped slider.

[0014] Furthermore, two limiting slide grooves are provided on both side surfaces inside the support frame, and two limiting plates fixedly connected to the pull plate are slidably connected inside the two limiting slide grooves. Two limiting rods are fixedly connected inside the two limiting slide grooves, penetrating the corresponding two limiting plates and slidably connected to the penetrating parts. The surface of the two limiting rods is provided with springs at both ends which are respectively fixedly connected to the upper end surfaces of the corresponding two limiting plates and the upper end surfaces inside the two limiting slide grooves.

[0015] The beneficial effects of the utility model are as follows: the utility model provides a road surface sampler, which has the following advantages:

[0016] Through the cooperation between the support frame, positioning mechanism, connecting plate, T-shaped slider, T-shaped slide groove and sampling drill, the sampling drill can be easily disassembled and assembled, thereby avoiding the sampling drill being damaged and unable to be replaced, which will affect the effect of subsequent sampling and improve practicality.

[0017] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiment of the utility model with the accompanying drawings. The specific implementation method of the utility model is given in detail by the following embodiments and their drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0019] Figure 1 A schematic diagram of the structure of a road surface sampler provided in one embodiment of the utility model;

[0020] Figure 2 for Figure 1 A schematic diagram of a front and cross-sectional view of a structure in a road sampler is provided;

[0021] Figure 3 for Figure 2 An enlarged schematic diagram of a local structure in a road sampler is provided;

[0022] Figure 4 for Figure 1 A schematic top view and cross-sectional view of the structure of a dust removal box in a road sampler is provided.

[0023] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0024] 1. Dust removal box; 2. Air pump; 3. Cleaning plate; 4. Exhaust pipe; 5. Mounting frame; 6. Hydraulic rod; 7. Limit plate 1; 8. Mounting plate; 9. Stepper motor; 10. Support frame; 11. Pull plate; 12. Connecting plate; 13. T-shaped slider; 14. Sampling drill; 15. Dust hood; 16. Mobile base; 17. Push handle; 18. Battery; 19. Filter; 20. Limit slide 1; 21. Limit rod 1; 22. Sampling slot; 23. Limit slide 2; 24. Limit rod 2; 25. Spring; 26. Limit plate 2; 27. Pull ring; 28. T-shaped slide; 29. ​​Insert plate; 30. Slot; 31. Sealing slot; 32. Rubber sealing plate. DETAILED DESCRIPTION

[0025] The following is combined with Figure 1-4 The principles and features of the present invention are described, and the examples given are only used to explain the present invention, and are not used to limit the scope of the present invention. The present invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become clearer according to the following description and claims. It should be noted that the drawings are all in a very simplified form and are not in precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the present invention.

[0026] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0027] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0028] like Figure 1-4 As shown, the utility model provides a pavement sampler, including a mobile base 16, the upper end surface of the mobile base 16 is fixedly connected to a mounting frame 5, the mounting frame 5 is fixedly connected inside with a hydraulic rod 6, the output end of the hydraulic rod 6 is fixedly connected to a mounting plate 8, the lower end surface of the mounting plate 8 is fixedly connected to a stepper motor 9, the output end of the stepper motor 9 is fixedly connected to a support frame 10, the lower end of the support frame 10 is fixedly connected to a connecting plate 12, the lower end surface of the connecting plate 12 is provided with a T-shaped groove 28, the T-shaped slide block 13 is slidably connected inside the T-shaped groove 28, the lower end of the T-shaped slide block 13 is fixedly connected to a sampling drill 14, and the T-shaped slide block 13 is connected to the T-shaped groove 28 through a positioning mechanism.

[0029] Preferably, a sampling through groove 22 is provided on the upper end surface of the movable base 16, and limiting slide grooves 20 are provided on both side surfaces inside the mounting frame 5. A limiting plate 7 fixedly connected to the mounting plate 8 is slidably connected inside the limiting slide groove 20. A limiting rod 21 is fixedly connected inside the two limiting slide grooves 20, which penetrates the corresponding limiting plate 7 and is slidably connected to the penetrating part. The setting of the limiting rod 21 can enable the limiting plate 7 to slide stably.

[0030] Preferably, the four corners of the lower end surface of the mobile base 16 are fixedly connected with mounting columns, the lower ends of the mounting columns are fixedly connected with universal wheels with braking function, the upper end surface of the mobile base 16 is fixedly connected with a push handle 17 and a battery 18, and the upper end of the push handle 17 is installed with a controller.

[0031] Preferably, the upper end of the mounting frame 5 is fixedly connected to a dust removal box 1, the middle of the upper end surface of the dust removal box 1 is fixedly connected to an air pump 2, the suction end of the air pump 2 is connected to the inside of the dust removal box 1, and the lower end surface of the movable base 16 is fixedly connected to two dust hoods 15, and the setting of the dust hood 15 can play a dust collection role.

[0032] Preferably, one end of the two dust hoods 15 is fixedly connected to an exhaust pipe 4 that penetrates the movable base 16 and the dust removal box 1 and is fixedly connected to the penetration portion. The exhaust pipe 4 is a hard pipe, and two sealing grooves 31 are provided on the front end surface of the dust removal box 1. The exhaust pipe 4 can achieve the function of exhausting air.

[0033] Preferably, the sealing groove 31 is internally sleeved with a rubber sealing plate 32, one side of the rubber sealing plate 32 is fixedly connected to a cleaning plate 3, one side of the cleaning plate 3 is fixedly connected to a handle, and the other side of the rubber sealing plate 32 is fixedly connected to two filter screens 19 that are slidably connected to the dust removal box 1 and the sealing groove 31. The filter screens 19 can filter dust particles.

[0034] Preferably, the positioning mechanism includes a pull plate 11 that is slidably connected to the inside of the support frame 10, a pull ring 27 is fixedly connected to the upper end face of the pull plate 11, and a plug plate 29 that penetrates the connecting plate 12 and is slidably connected to the penetrating portion is fixedly connected to the lower end face of the pull plate 11, and the plug plate 29 is slidably connected to the inside of a slot 30 opened on the upper end face of the T-shaped slider 13.

[0035] Preferably, both side surfaces inside the support frame 10 are provided with limiting grooves 23, and limiting grooves 23 are slidably connected with limiting plates 26 fixedly connected to the pull plate 11. Both limiting grooves 23 are fixedly connected with limiting rods 24 that penetrate the corresponding limiting plates 26 and are slidably connected to the penetrating parts. The surfaces of the limiting rods 24 are provided with springs 25 whose two ends are respectively fixedly connected to the upper end surfaces of the corresponding limiting plates 26 and the upper end surfaces inside the limiting grooves 23. The setting of the springs 25 can make the plug plate 29 and the slot 30 limitedly connected.

[0036] The specific working principle and use method of the utility model are as follows:

[0037] The utility model provides a road sampler. When in use, the sampling drill 14 can be rotated by starting the stepper motor 9, and then the hydraulic rod 6 is controlled to make the sampling drill 14 descend. The sampling drill 14 passes through the sampling slot 22 and can move toward the road surface, so that the road surface can be sampled and processed. During sampling, the air pump 2 is started, so that the sampled dust can be sucked into the dust removal box 1 through the suction pipe 4 and the dust hood 15, and then filtered through the filter screen 19 and discharged. After the sampling is completed, the sampling drill 14 can be raised and reset by the hydraulic rod 6, so as to complete the sampling work. Subsequently, the cleaning plate 3 can be directly pulled to make the sealing rubber plate drive the filter screen 19 to be taken out of the dust removal box 1 for cleaning.

[0038] When the sampling drill 14 needs to be disassembled and replaced later, the pull ring 27 is pulled to make the pull ring 27 drive the pull plate 11 to move upward. When the pull plate 11 moves upward, it will drive the limit plate 26 to slide inside the limit slide groove 23. On the one hand, the pull plate 11 can be limited and slid, and on the other hand, the spring 25 can be compressed. When the pull plate 11 moves upward, it will drive the plug plate 29 to move upward, so that the plug plate 29 is separated from the slot 30. After separation, the T-shaped slider 13 can be slid out of the T-shaped slot 28, and the sampling drill 14 can be disassembled. During installation, the T-shaped slider 13 is slid into the T-shaped slot 28, and then the pull ring 27 is released. At this time, the spring 25 in the compressed state will stretch and reset, so that the pull plate 11 drives the plug plate 29 to slide in the opposite direction, so that the plug plate 29 slides into the slot 30, completing the limited installation of the sampling drill 14.

[0039] The above description is only a preferred embodiment of the utility model and does not impose any form of limitation on the utility model. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. A road sampler, comprising a mobile base (16), characterized in that: The upper end surface of the movable base (16) is fixedly connected to a mounting frame (5), a hydraulic rod (6) is fixedly connected inside the mounting frame (5), a mounting plate (8) is fixedly connected to the output end of the hydraulic rod (6), a stepping motor (9) is fixedly connected to the lower end surface of the mounting plate (8), the output end of the stepping motor (9) is fixedly connected to a support frame (10), the lower end of the support frame (10) is fixedly connected to a connecting plate (12), a T-shaped slide groove (28) is provided on the lower end surface of the connecting plate (12), a T-shaped slide block (13) is slidably connected inside the T-shaped slide groove (28), a sampling drill (14) is fixedly connected to the lower end of the T-shaped slide block (13), and the T-shaped slide block (13) is connected to the T-shaped slide groove (28) through a positioning mechanism.

2. A road sampler according to claim 1, characterized in that: The upper end surface of the movable base (16) is provided with a sampling groove (22), and the two side surfaces inside the mounting frame (5) are provided with a limit slide groove (20), and the limit slide groove (20) is slidably connected to a limit plate (7) fixedly connected to the mounting plate (8), and the two limit slide grooves (20) are fixedly connected to a limit rod (21) that penetrates the corresponding limit plate (7) and is slidably connected to the penetration portion.

3. A road surface sampler according to claim 1, characterized in that: The four corners of the lower end surface of the mobile base (16) are fixedly connected to mounting columns, the lower ends of the mounting columns are fixedly connected to universal wheels with a braking function, the upper end surface of the mobile base (16) is fixedly connected to a push handle (17) and a battery (18), and the upper end of the push handle (17) is installed with a controller.

4. A road surface sampler according to claim 1, characterized in that: The upper end of the mounting frame (5) is fixedly connected to a dust removal box (1), the middle of the upper end surface of the dust removal box (1) is fixedly connected to an air pump (2), the air suction end of the air pump (2) is connected to the inside of the dust removal box (1), and the lower end surface of the movable base (16) is fixedly connected to two dust hoods (15).

5. A road surface sampler according to claim 4, characterized in that: One end of each of the two dust hoods (15) is fixedly connected to an exhaust pipe (4) that penetrates the movable base (16) and the dust removal box (1) and is fixedly connected to the penetration portion. The exhaust pipe (4) is a hard pipe. The front end surface of the dust removal box (1) is provided with two sealing grooves (31).

6. A road surface sampler according to claim 5, characterized in that: The sealing groove (31) is internally sleeved with a rubber sealing plate (32), one side of the rubber sealing plate (32) is fixedly connected to a cleaning plate (3), one side of the cleaning plate (3) is fixedly connected to a handle, and the other side of the rubber sealing plate (32) is fixedly connected to two filter screens (19) both of which are slidably connected to the dust removal box (1) and the sealing groove (31).

7. A road surface sampler according to claim 1, characterized in that: The positioning mechanism comprises a pull plate (11) slidably connected to the inside of the support frame (10); a pull ring (27) is fixedly connected to the upper end surface of the pull plate (11); a plug plate (29) is fixedly connected to the lower end surface of the pull plate (11) and penetrates the connecting plate (12) and is slidably connected to the penetration portion; the plug plate (29) is slidably connected to the inside of a slot (30) provided on the upper end surface of the T-shaped slider (13).

8. A road surface sampler according to claim 7, characterized in that: The support frame (10) is provided with two limiting slide grooves (23) on both sides thereof, and the limiting slide grooves (23) are slidably connected with two limiting plates (26) fixedly connected to the pull plate (11) inside, and the two limiting slide grooves (23) are fixedly connected with two limiting rods (24) that penetrate the corresponding limiting plates (26) and are slidably connected to the penetrating parts inside, and the surface of the limiting rods (24) is provided with springs (25) whose two ends are respectively fixedly connected to the upper end surfaces of the corresponding limiting plates (26) and the upper end surfaces inside the limiting slide grooves (23).

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