Sampling device for pavement detection

Abstract

The utility model relates to the technical field of pavement construction, in particular to a sampling device for pavement detection, which comprises a support, a bracket and an adjusting seat, the adjusting seat is slidably arranged between the support and the bracket, a coring cylinder is rotatably arranged at the lower end of the adjusting seat, and a driving component for controlling the coring cylinder to rotate is arranged at the upper end of the adjusting seat. A sheath allowing the coring cylinder to penetrate through is fixedly arranged at the center of the bracket, the sheath is arranged below the coring cylinder, a cleaning roller mechanism used for cleaning the outer side of the coring cylinder is arranged at the top of the sheath, and an adjusting assembly is arranged at the joint of the cleaning roller mechanism and the sheath. Waste liquid generated during drilling of the coring barrel can be thrown out along with rotation of the coring barrel, the coring barrel can penetrate through the protective sleeve, the protective sleeve blocks the waste liquid and sweeps from the outer side of the coring barrel, in the lifting process of the coring barrel, the cleaning roller mechanism can synchronously clean the outer wall of the coring barrel, it is guaranteed that no dirty liquid is left on the outer side of the coring barrel, and operation safety is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to road surface construction technical field especially relates to a sampling device for road surface detection. BACKGROUND

[0002] Road surface engineering refers to the whole process of planning, design, construction, maintenance and management of road and the engineering entity engaged in. Like any other category of civil engineering, road engineering has obvious technical, economic and management characteristics. Road surface engineering detection generally refers to highway test detection for testing and testing various indexes of road. The detection items include soil, water, rock, cement, etc. During road detection, sampling is needed at different positions of the road for further detection. In order to obtain these samples, road drilling sampling device is often used.

[0003] As the Chinese patent with application number CN202321353655.8 discloses a drilling sampling device for road surface engineering detection, which comprises a bottom plate, a mounting box and a fixing seat. The top end of the bottom plate is provided with the mounting box, and the bottom ends of the bottom plate are provided with the fixing seat. The top end of the mounting box is provided with an electric lifting rod, and the bottom end of the electric lifting rod is provided with a mounting frame. The side walls of the mounting frame are provided with connecting plates, and the inside of the connecting plate is provided with a fixed rod. The bottom end of the fixed rod is provided with a limiting plate. The inside of the bottom plate is provided with a fixed sleeve. The inside of the mounting frame is provided with a motor body, and the output end of the motor body is provided with a rotating blade penetrating through the inside of the fixed sleeve through a shaft coupling. The rotating blade is used for sampling the road surface. When the rotating part breaks the road surface, it will continue to rotate. During the high-speed rotation process, the waste liquid and waste produced by drilling are thrown out by the rotating part, which affects the work of the surrounding workers and exists safety hazards. UTILITY MODEL CONTENT

[0004] In view of the above problems, the utility model provides a sampling device for road surface detection to solve the shortcomings that the waste liquid and waste produced by drilling are thrown out by the rotating part during the high-speed rotation process when the rotating part of the existing sampling device breaks the road surface.

[0005] To achieve the purpose of the utility model, the utility model realizes the following technical scheme: a sampling device for road surface detection, which comprises a support, a holder and an adjusting seat. The adjusting seat is slidingly arranged between the support and the holder. A lifting mechanism for adjusting the height of the adjusting seat is arranged between the support and the holder.

[0006] A coring barrel is rotatably arranged at the lower end of the adjusting seat. A driving assembly for controlling the rotation of the coring barrel is arranged at the upper end of the adjusting seat.

[0007] The center of the support is fixedly provided with a sheath allowing the core taking cylinder to pass through, the sheath is arranged below the core taking cylinder, the top of the sheath is provided with a cleaning roller mechanism for cleaning the outside of the core taking cylinder, and the connecting position of the cleaning roller mechanism and the sheath is provided with an adjusting assembly.

[0008] Further improvement lies in that four limiting blocks are arranged outside the adjusting seat and fixed on the corners of the adjusting seat, four limiting rods are fixedly arranged between the support and the support, and the four limiting blocks are penetrated by the four limiting rods in a sliding mode.

[0009] Further improvement lies in that the lifting mechanism comprises a screw rod arranged between the support and the support, the screw rod is rotatably connected with the support and the support, a motor for controlling the rotation of the screw rod is arranged at the upper end of the support, the screw rod penetrates the adjusting seat, and the screw rod is threadedly connected with the adjusting seat.

[0010] Further improvement lies in that the driving assembly comprises a motor and a rotating shaft, the motor is fixedly connected to the upper end of the adjusting seat, the rotating shaft is rotatably connected to the lower end of the adjusting seat, the core taking cylinder is fixedly connected to the rotating shaft, two groups of pulleys are arranged at the lower end of the adjusting seat, one group of pulleys is fixedly arranged outside the rotating shaft, the other group of pulleys is fixedly connected to the output end of the motor, and the two groups of pulleys are connected through a transmission belt.

[0011] Further improvement lies in that the cleaning roller mechanism comprises a wheel seat, a cleaning roller is rotatably arranged at the top of the wheel seat, the cleaning roller is arranged on one side of the core taking cylinder, a sliding block is fixedly arranged at the lower end of the wheel seat, and the sliding block is slidingly connected with a sliding groove arranged at the upper end of the support.

[0012] Further improvement lies in that the adjusting assembly comprises an adjusting bolt, the adjusting bolt is threadedly connected outside the support, the adjusting bolt is screwed into the sliding groove and rotatably connected with the sliding block.

[0013] Further improvement lies in that a limiting sleeve is arranged above the support, the limiting sleeve is fixedly connected outside the sheath, the sliding block penetrates the inside of the limiting sleeve, and the limiting sleeve is slidingly connected with the sliding block.

[0014] Further improvement lies in that a plurality of wheel grooves are arranged at the bottom of the support, and a pulley is rotatably arranged in each wheel groove.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The waste liquid generated when the core taking cylinder is drilled can be thrown out by rotating the core taking cylinder, the core taking cylinder can pass through the sheath, the sheath blocks the waste liquid and waste from the outside of the core taking cylinder, the cleaning roller mechanism can clean the outer wall of the core taking cylinder synchronously in the lifting process, no waste liquid is left on the outside of the core taking cylinder, and the operation safety is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly introduced. Obviously, the drawings in the following description only constitute some embodiments of the present application, and other drawings can be obtained by those skilled in the art without any creative effort.

[0018] Figure 1 is the structure diagram of the support in the utility model.

[0019] Figure 2 is the structure diagram of the support in the utility model.

[0020] Figure 3 is the structure diagram of the cleaning roller in the utility model.

[0021] Wherein: 1, support; 2, turntable; 3, adjusting seat; 4, limiting block; 5, rotating shaft; 6, coring barrel; 7, support; 8, sheath; 9, limiting rod; 10, screw; 11, pulley; 12, motor; 13, pulley; 14, wheel seat; 15, cleaning roller; 16, limiting sleeve; 17, adjusting bolt; 18, sliding block; 19, sliding groove. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without any creative effort belong to the scope of protection of the present application.

[0023] According to Figure 1 , 2 , 3, the present embodiment proposes a sampling device for road surface detection, which comprises a support 1, a support 7 and an adjusting seat 3, the adjusting seat 3 is slidingly arranged between the support 1 and the support 7, and a lifting mechanism for adjusting the height of the adjusting seat 3 is arranged between the support 1 and the support 7.

[0024] The lower end of the adjusting seat 3 is rotatably provided with a coring barrel 6, and the upper end of the adjusting seat 3 is provided with a driving assembly for controlling the rotation of the coring barrel 6.

[0025] When sampling, the driving assembly controls the rotation of the coring barrel 6, the lifting mechanism pushes the adjusting seat 3 to fall, the adjusting seat 3 drives the coring barrel 6 to fall together, the grinding liquid is injected into the coring barrel 6 from the top of the adjusting seat 3, the coring barrel 6 drills a hole in the road surface by rotating, and the core column is taken out by lifting upward.

[0026] A sheath 8 is fixed at the center of the support 7 and allows the core taking cylinder 6 to pass through. The sheath 8 is arranged below the core taking cylinder 6. The top of the sheath 8 is provided with a cleaning roller mechanism for cleaning the outer side of the core taking cylinder 6. An adjusting assembly is arranged at the connection between the cleaning roller mechanism and the sheath 8.

[0027] The waste liquid generated when the core taking cylinder 6 is drilled can be thrown out by rotating the core taking cylinder 6. The core taking cylinder 6 can pass through the sheath 8. The sheath 8 blocks the waste liquid and waste from the outer side of the core taking cylinder 6. During the lifting process of the core taking cylinder 6, the cleaning roller mechanism can clean the outer wall of the core taking cylinder 6 synchronously, so as to ensure that there is no residual waste liquid on the outer side of the core taking cylinder 6 and improve the operation safety.

[0028] It is worth noting that four limiting blocks 4 are arranged on the outer side of the adjusting seat 3. The limiting blocks 4 are fixed on the corners of the adjusting seat 3. Four limiting rods 9 are fixed between the support 1 and the support 7. The four limiting rods 9 pass through the four limiting blocks 4 respectively. The limiting blocks 4 are in sliding connection with the limiting rods 9. The adjusting seat 3 is arranged in sliding connection between the support 1 and the support 7. The limiting rods 9 guide the adjusting seat 3 by cooperating with the limiting blocks 4, so as to improve the stability of the adjusting seat 3 during lifting and falling.

[0029] The height of the adjusting seat 3 is adjusted by the lifting mechanism, so as to realize the drilling and core taking of the core taking cylinder 6. Specifically, the lifting mechanism includes a screw rod 10 arranged between the support 1 and the support 7. The screw rod 10 is in rotating connection with the support 1 and the support 7. The upper end of the support 1 is provided with a motor 12 for controlling the rotation of the screw rod 10. The screw rod 10 passes through the adjusting seat 3 and is in threaded connection with the adjusting seat 3. The rotation of the screw rod 10 is controlled by the rotating disc 2. The screw rod 10 drives the adjusting seat 3 to move along the rod body of the screw rod 10 by cooperating with the adjusting seat 3. In addition to the control by the rotating disc 2, the motor can also be used for control. Here, no further description is given.

[0030] The driving assembly adopts belt transmission mode to control the rotation of the core taking cylinder 6. Specifically, the driving assembly includes the motor 12 and the rotating shaft 5. The motor 12 is fixedly connected to the upper end of the adjusting seat 3. The rotating shaft 5 is in rotating connection with the lower end of the adjusting seat 3. The core taking cylinder 6 is fixedly connected to the rotating shaft 5. The lower end of the adjusting seat 3 is provided with two groups of pulleys 13. One group of pulleys 13 is fixedly arranged on the outer side of the rotating shaft 5. The other group of pulleys 13 is fixedly connected to the output end of the motor 12. The two groups of pulleys 13 are connected by a transmission belt. The motor 12 drives the pulleys 13 to rotate. The pulleys 13 drive the other pulley to rotate through the transmission belt. The rotating shaft 5 fixed to the pulley also drives the core taking cylinder 6 to rotate synchronously.

[0031] Regarding the cleaning roller mechanism:

[0032] The cleaning roller mechanism includes a wheel seat 14. The top of the wheel seat 14 is provided with a cleaning roller 15. The cleaning roller 15 is arranged on one side of the core taking cylinder 6. The lower end of the wheel seat 14 is fixedly provided with a sliding block 18. The sliding block 18 is in sliding connection with a sliding groove 19 arranged on the upper end of the support 7.

[0033] More specifically, the adjusting assembly comprises an adjusting bolt 17 which is threadedly connected outside the holder 7, the adjusting bolt 17 is screwed into the sliding groove 19 and rotationally connected with the sliding block 18. By rotating the adjusting bolt 17, the adjusting bolt 17 pushes the sliding block 18 to move along the sliding groove 19, the wheel seat 14 fixed on the upper end of the sliding block 18 approaches the coring barrel 6 until the limiting sleeve 16 contacts the coring barrel 6. When the coring barrel 6 rotates, the cleaning roller 15 can clean the waste liquid outside the coring barrel 6, avoiding the waste liquid splashing out.

[0034] In the preferred scheme, the limiting sleeve 16 is arranged above the holder 7 and fixedly connected outside the sheath 8, the sliding block 18 passes through the inside of the limiting sleeve 16, and the limiting sleeve 16 is slidingly connected with the sliding block 18. When the sliding block 18 is adjusted left and right by the adjusting bolt 17, the sliding block 18 can slide along the inside wall of the limiting sleeve 16 in addition to sliding along the sliding groove 19. The adjusting bolt 17 limits the sliding block 18 by cooperating with the sliding block 18, thereby improving the stability of the wheel seat 14 when adjusting left and right.

[0035] In order to facilitate the transfer of the sampling device, a plurality of wheel grooves are arranged at the bottom of the holder 7, and the pulley 11 is rotationally arranged in the wheel groove. The pulley 11 supports the holder 7 to move arbitrarily on the ground, and the holder 7 is fixed during sampling.

[0036] Working principle of the present application:

[0037] During sampling, the driving assembly controls the coring barrel 6 to rotate, the lifting mechanism pushes the adjusting seat 3 to fall, the adjusting seat 3 drives the coring barrel 6 to fall together, the grinding liquid is injected into the coring barrel 6 from the top of the adjusting seat 3, the coring barrel 6 drills a hole in the road surface by rotating, and the core column is taken out by lifting upward. The waste liquid generated during drilling of the coring barrel 6 is thrown out by rotating with the coring barrel 6, the coring barrel 6 passes through the sheath 8, the sheath 8 blocks the waste liquid and waste from the outside of the coring barrel 6, and the cleaning roller mechanism synchronously cleans the outer wall of the coring barrel 6 during the lifting process, so that no waste liquid is left outside the coring barrel 6, and the operation safety is improved.

[0038] In the description of the application, it should be noted that the terms "upper", "lower", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the application. Unless otherwise expressly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the application can be understood according to the specific circumstances.

[0039] The above is only a specific embodiment of the application, which enables those skilled in the art to understand or implement the application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the application. Therefore, the application will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features applied herein.

Claims

1. A sampling device for road surface detection, comprising a support (1), a holder (7) and an adjusting seat (3), the adjusting seat (3) being slidingly arranged between the support (1) and the holder (7), characterized in that: The lifting mechanism for adjusting the height of the adjusting seat (3) is arranged between the support (1) and the holder (7); The lower end of the adjusting seat (3) is rotatably provided with a core taking cylinder (6), and the upper end of the adjusting seat (3) is provided with a driving assembly for controlling the rotation of the core taking cylinder (6); The center of the holder (7) is fixedly provided with a sheath (8) allowing the core taking cylinder (6) to pass through, the sheath (8) is arranged below the core taking cylinder (6), the top of the sheath (8) is provided with a cleaning roller mechanism for cleaning the outside of the core taking cylinder (6), and the connection between the cleaning roller mechanism and the sheath (8) is provided with an adjusting assembly.

2. The sampling device for pavement detection according to claim 1, characterized in that: The adjusting seat (3) is provided with four limiting blocks (4) fixed on the corners of the adjusting seat (3), and four limiting rods (9) are fixedly arranged between the support (1) and the holder (7), and the four limiting rods (9) respectively penetrate the four limiting blocks (4), and the limiting blocks (4) and the limiting rods (9) are in sliding connection.

3. The sampling device for pavement detection according to claim 1, characterized in that: The lifting mechanism includes a screw rod (10) arranged between the support (1) and the holder (7), the screw rod (10) is rotatably connected with the support (1) and the holder (7), the upper end of the support (1) is provided with a motor (12) for controlling the rotation of the screw rod (10), the screw rod (10) penetrates the adjusting seat (3), and the screw rod (10) is in threaded connection with the adjusting seat (3).

4. The sampling device for pavement detection according to claim 1, characterized in that: The driving assembly includes a motor (12) and a rotating shaft (5), the motor (12) is fixedly connected to the upper end of the adjusting seat (3), the rotating shaft (5) is rotatably connected to the lower end of the adjusting seat (3), the core taking cylinder (6) is fixedly connected with the rotating shaft (5), the lower end of the adjusting seat (3) is provided with two groups of pulleys (13), one group of the pulleys (13) is fixedly arranged outside the rotating shaft (5), the other group of the pulleys (13) is fixedly connected with the output end of the motor (12), and the two groups of pulleys (13) are connected through a transmission belt.

5. The sampling device for pavement detection according to claim 1, characterized in that: The cleaning roller mechanism includes a wheel seat (14), the top of the wheel seat (14) is rotatably provided with a cleaning roller (15), the cleaning roller (15) is arranged on one side of the core taking cylinder (6), the lower end of the wheel seat (14) is fixedly provided with a sliding block (18), and the sliding block (18) is in sliding connection with a sliding groove (19) opened in the upper end of the holder (7).

6. The sampling device for pavement inspection according to claim 5, characterized in that: The adjusting assembly includes an adjusting bolt (17), the adjusting bolt (17) is in threaded connection outside the holder (7), the adjusting bolt (17) is screwed into the sliding groove (19) and rotatably connected with the sliding block (18).

7. The sampling device for pavement inspection according to claim 5, characterized in that: The holder (7) is provided with a limiting sleeve (16) above, the limiting sleeve (16) is fixedly connected outside the sheath (8), the sliding block (18) penetrates from the inside of the limiting sleeve (16), and the limiting sleeve (16) is in sliding connection with the sliding block (18).

8. The sampling device for pavement detection of claim 1, wherein: A plurality of wheel grooves are opened in the bottom of the holder (7), and a pulley (11) is rotatably arranged in the wheel groove.

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