Roadbed compactness detection equipment

Abstract

The utility model discloses roadbed compactness detection equipment which comprises a movable bottom plate, limiting rods are fixedly connected to the top of the movable bottom plate at equal intervals, a connecting plate is slidably connected to the outer sides of the limiting rods, a first protection frame is fixedly connected to the bottom of the connecting plate, and a second protection frame is slidably connected to the interior of the first protection frame. The device has the beneficial effects that the first protection frame can be pushed to move downwards through the connecting plate in the descending process of the connecting frame, and the second protection frame is always in tight fit contact with the ground under the elastic force action of the first spring; the safety of workers is prevented from being threatened by broken stone splashing; the threaded rod can be rotated to drive the supporting block to descend to make contact with the ground, the stability of the device can be improved when detection is conducted on the uneven road surface, the detection accuracy is ensured, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of roadbed detection devices, in particular to roadbed compaction detection equipment. Background Art

[0002] Highway engineering refers to the survey, measurement, design, construction, maintenance, and management of highway structures. Highway engineering structures include: roadbed, pavement, bridges, culverts, tunnels, drainage systems, safety protection facilities, greening and traffic monitoring facilities, as well as houses, workshops and other service facilities used for construction, maintenance and monitoring. The existing utility model patent with application number: CN202122327557.4 proposes a roadbed compaction detection device for highway engineering, which involves the technical field of roadbed detection devices, including a universal wheel provided on the bottom wall of the bottom plate, a protective shell provided on the bottom plate, a threaded shaft provided in the protective shell, and a first bevel gear sleeved at the bottom end of the threaded shaft... The spiral rod passes through the moving plate and is connected to the output end of the second motor, and a sleeve is slidably connected to the inner wall of the ring plate, and a protective cover is provided at the bottom end of the sleeve through the circular hole that can be slidably penetrated, and the spiral rod passes through the sleeve and the protective cover; the utility model is convenient for sampling the roadbed of highway engineering and for protecting the drilling position. The device in the above patent is fixed by fixing bolts and threaded holes to prevent gravel from splashing and causing injuries to workers. Repeated operations are required, which increases the labor intensity of workers. Moreover, when testing on uneven road surfaces, the stability of the device is poor and the accuracy of the test cannot be ensured, which reduces the practicality of the device. Therefore, a roadbed compaction detection device is provided to solve the above problems. Utility Model Content

[0003] The purpose of the utility model is to provide a roadbed compaction detection device to solve the problem that the device proposed in the above background technology is fixed by matching fixing bolts and threaded holes to avoid splashing of gravel and causing injuries to workers, and repeated operations are required, which increases the labor intensity of workers, and when testing on uneven road surfaces, the stability of the device is poor and the accuracy of the detection cannot be ensured, which reduces the practicability of the device.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0005] The utility model provides a roadbed compaction detection device, comprising a movable base plate, the top of the movable base plate is equidistantly fixedly connected to a limit rod, the outer side of the limit rod is slidably connected to a connecting plate, the bottom of the connecting plate is fixedly connected to a first protective frame, the interior of the first protective frame is slidably connected to a second protective frame, the top of the movable base plate and the outer side of the limit rod are symmetrically fixedly connected to a second fixed frame, and the interior of the second fixed frame is slidably connected to a support block.

[0006] When compaction detection is required, the device is pushed to move the position. When the detection position is determined, the threaded rod is rotated to drive the first limit plate and the support block to move downward. The support block contacts the ground, and can be used for detection on uneven road surfaces. The stability of the device is increased to ensure the accuracy of the detection. The second motor is started to drive the transmission screw to rotate, and the transmission screw drives the moving block to move. The moving block drives the connecting frame to move downward through the connecting block. The first motor is started to drive the spiral rod to rotate. During the process of drilling holes in the roadbed by the spiral rod, some roadbed samples will be screwed out. The compaction degree can be measured through subsequent sample testing. The connecting frame pushes the connecting plate to move during the descent process, and the connecting plate pushes the first protective frame to move. The second protective frame is always in close contact with the ground under the elastic force of the first spring to prevent gravel splashing and posing a threat to the safety of workers. When the device is used up, the connecting plate returns to its original position under the elastic force of the second spring, thereby improving the practicability of the device.

[0007] As a preferred solution of the utility model, a second spring is sleeved on the outer side of the limiting rod and located between the movable bottom plate and the connecting plate.

[0008] The connecting plate returns to its original position under the elastic force of the second spring.

[0009] As a preferred solution of the utility model, the first protective frame is slidably connected to the inside with a second limiting plate, the top of the second limiting plate is equidistantly fixedly connected with a first spring, and the second protective frame is fixedly connected to the second limiting plate.

[0010] The second protection frame is always in close contact with the ground under the elastic force of the first spring, preventing the splashing of gravel from threatening the safety of workers.

[0011] As a preferred solution of the utility model, a threaded rod is rotatably connected inside the second fixing frame, a first limit plate is threadedly connected outside the threaded rod, and the first limit plate is fixedly connected to the support block.

[0012] The threaded rod is rotated to drive the first limit plate and the support block to move downward, and the support block contacts the ground, which can increase the stability of the device when testing on uneven road surfaces.

[0013] As a preferred solution of the utility model, the top of the movable base plate is fixedly connected to a first fixed frame, the interior of the first fixed frame is slidably connected to a movable block, the outer side of the movable block is fixedly connected to a connecting block, the outer side of the connecting block is fixedly connected to a connecting frame, and the interior of the connecting frame is rotatably connected to a spiral rod.

[0014] The moving block drives the connecting frame to move downwards through the connecting block.

[0015] As a preferred solution of the utility model, a second motor is fixedly connected inside the first fixed frame, an output end of the second motor is fixedly connected to a transmission screw via a coupling, and the transmission screw is threadedly connected to the moving block.

[0016] The second motor is started to drive the transmission screw to rotate, and the transmission screw drives the moving block to move.

[0017] As a preferred solution of the utility model, a first motor is fixedly connected inside the connection frame, and an output end of the first motor is fixedly connected to the spiral rod.

[0018] The first motor is started to drive the screw rod to rotate. When the screw rod is drilling holes in the roadbed, some roadbed samples will be rotated out. The compaction degree can be measured by subsequent sample testing.

[0019] As a preferred solution of the utility model, a control panel is fixedly connected to the outer side of the movable base plate, and the second motor and the first motor are both electrically connected to the control panel.

[0020] All electrical equipment in the device is powered by an external power supply and controlled through a control panel.

[0021] The beneficial effects achieved by the utility model are as follows: through the arrangement of the first spring, the second protection frame and the first protection frame, the first protection frame can be pushed downward by the connecting plate during the descent of the connecting frame, and the second protection frame is always in tight contact with the ground under the elastic force of the first spring, thereby preventing gravel splashing and threatening the safety of workers; through the arrangement of the support block, the threaded rod and the first limiting plate, the threaded rod can be rotated to drive the support block to descend and contact the ground, which can increase the stability of the device when detecting on uneven road surfaces, ensure the accuracy of detection, and improve the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0023] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0024] Figure 2 It is a schematic diagram of the internal three-dimensional structure of the utility model;

[0025] Figure 3 It is a three-dimensional structural schematic diagram of the second spring in the utility model;

[0026] Figure 4 It is a three-dimensional structural schematic diagram of the first protection frame in the utility model;

[0027] Figure 5 It is a three-dimensional structural schematic diagram of the spiral rod in the utility model.

[0028] In the figure: 1. movable bottom plate; 2. first protective frame; 3. first fixed frame; 4. connecting frame; 5. screw rod; 6. connecting plate; 7. limit rod; 8. second fixed frame; 9. movable block; 10. first motor; 11. first spring; 12. second protective frame; 13. second motor; 14. screw rod; 15. connecting block; 16. transmission screw; 17. first limit plate; 18. support block; 19. second spring; 20. second limit plate. DETAILED DESCRIPTION

[0029] 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.

[0030] See also Figures 1 to 5 The utility model provides a roadbed compaction detection device, including a mobile base plate 1, a limit rod 7 is equidistantly fixedly connected to the top of the mobile base plate 1, a connecting plate 6 is slidably connected to the outer side of the limit rod 7, a first protective frame 2 is fixedly connected to the bottom of the connecting plate 6, a second protective frame 12 is slidably connected to the inside of the first protective frame 2, a second fixed frame 8 is symmetrically fixedly connected to the top of the mobile base plate 1 and located on the outer side of the limit rod 7, and a support block 18 is slidably connected to the inside of the second fixed frame 8.

[0031] It can be understood that when compaction detection is required, the pushing device is moved to a different position. When the detection position is determined, the threaded rod 14 is rotated to drive the first limit plate 17 and the support block 18 to move downward. The support block 18 is in contact with the ground, and can be used for detection on uneven road surfaces. The stability of the device is increased to ensure the accuracy of the detection. The second motor 13 is started to drive the transmission screw 16 to rotate, and the transmission screw 16 drives the moving block 9 to move. The moving block 9 drives the connecting frame 4 to move downward through the connecting block 15. The first motor 10 is started to drive the spiral rod 5 to rotate. During the process of drilling holes in the roadbed by the spiral rod 5, some roadbed samples will be screwed out. The compaction degree can be measured by subsequent sample detection. The connecting frame 4 pushes the connecting plate 6 to move during the descent process, and the connecting plate 6 pushes the first protective frame 2 to move. The second protective frame 12 is always in close contact with the ground under the elastic force of the first spring 11 to prevent gravel splashing and posing a threat to the safety of workers. When the device is used up, the connecting plate 6 returns to its original position under the elastic force of the second spring 19, thereby improving the practicability of the device.

[0032] Furthermore, a second spring 19 is sleeved on the outer side of the limiting rod 7 and between the movable bottom plate 1 and the connecting plate 6 .

[0033] It can be understood that the connecting plate 6 returns to its original position under the elastic force of the second spring 19 .

[0034] Furthermore, the interior of the first protection frame 2 is slidably connected to a second limiting plate 20 , the top of the second limiting plate 20 is equidistantly fixedly connected to a first spring 11 , and the second protection frame 12 is fixedly connected to the second limiting plate 20 .

[0035] It can be understood that the second protection frame 12 is always in close contact with the ground under the elastic force of the first spring 11 to prevent the splashing of gravel from posing a threat to the safety of workers.

[0036] Furthermore, a threaded rod 14 is rotatably connected inside the second fixing frame 8 , a first limiting plate 17 is threadedly connected to the outer side of the threaded rod 14 , and the first limiting plate 17 is fixedly connected to the support block 18 .

[0037] It can be understood that rotating the threaded rod 14 drives the first limit plate 17 and the support block 18 to move downward, and the support block 18 contacts the ground, which can increase the stability of the device when testing on uneven road surfaces.

[0038] Furthermore, the top of the movable base plate 1 is fixedly connected to a first fixed frame 3, the interior of the first fixed frame 3 is slidably connected to a movable block 9, the outer side of the movable block 9 is fixedly connected to a connecting block 15, the outer side of the connecting block 15 is fixedly connected to a connecting frame 4, and the interior of the connecting frame 4 is rotatably connected to a spiral rod 5.

[0039] It can be understood that the moving block 9 drives the connecting frame 4 to move downward through the connecting block 15 .

[0040] Furthermore, a second motor 13 is fixedly connected inside the first fixed frame 3 , and an output end of the second motor 13 is fixedly connected to a transmission screw 16 via a coupling, and the transmission screw 16 is threadedly connected to the moving block 9 .

[0041] It can be understood that starting the second motor 13 drives the transmission screw 16 to rotate, and the transmission screw 16 drives the moving block 9 to move.

[0042] Furthermore, a first motor 10 is fixedly connected inside the connection frame 4 , and an output end of the first motor 10 is fixedly connected to the spiral rod 5 .

[0043] It is understandable that when the first motor 10 is started to drive the screw rod 5 to rotate, some roadbed samples will be screwed out during the process of the screw rod 5 drilling holes in the roadbed, and the compaction degree can be measured through subsequent sample testing.

[0044] Furthermore, a control panel is fixedly connected to the outer side of the movable base plate 1 , and the second motor 13 and the first motor 10 are both electrically connected to the control panel.

[0045] It is understandable that the electrical devices in the device are all powered by an external power supply and controlled by a control panel.

[0046] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0047] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0048] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0049] 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 variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A roadbed compaction detection device, comprising a mobile base plate (1), characterized in that: The top of the movable base plate (1) is equidistantly fixedly connected to a limit rod (7); the outer side of the limit rod (7) is slidably connected to a connecting plate (6); the bottom of the connecting plate (6) is fixedly connected to a first protective frame (2); the interior of the first protective frame (2) is slidably connected to a second protective frame (12); the top of the movable base plate (1) and located on the outer side of the limit rod (7) is symmetrically fixedly connected to a second fixed frame (8); the interior of the second fixed frame (8) is slidably connected to a support block (18).

2. A roadbed compaction detection device according to claim 1, characterized in that: A second spring (19) is sleeved on the outer side of the limiting rod (7) and located between the movable bottom plate (1) and the connecting plate (6).

3. A roadbed compaction detection device according to claim 1, characterized in that: The first protective frame (2) is slidably connected to a second limiting plate (20) inside, the top of the second limiting plate (20) is equidistantly fixedly connected to a first spring (11), and the second protective frame (12) is fixedly connected to the second limiting plate (20).

4. A roadbed compaction detection device according to claim 1, characterized in that: The second fixing frame (8) is rotatably connected to a threaded rod (14) inside, the threaded rod (14) is threadably connected to a first limiting plate (17) outside, and the first limiting plate (17) is fixedly connected to a support block (18).

5. A roadbed compaction detection device according to claim 1, characterized in that: The top of the movable bottom plate (1) is fixedly connected to a first fixed frame (3), the interior of the first fixed frame (3) is slidably connected to a movable block (9), the outer side of the movable block (9) is fixedly connected to a connecting block (15), the outer side of the connecting block (15) is fixedly connected to a connecting frame (4), and the interior of the connecting frame (4) is rotatably connected to a spiral rod (5).

6. A roadbed compaction detection device according to claim 5, characterized in that: A second motor (13) is fixedly connected inside the first fixed frame (3); an output end of the second motor (13) is fixedly connected to a transmission screw (16) via a coupling; and the transmission screw (16) is threadedly connected to the moving block (9).

7. A roadbed compaction detection device according to claim 6, characterized in that: A first motor (10) is fixedly connected inside the connection frame (4), and an output end of the first motor (10) is fixedly connected to the screw rod (5).

8. A roadbed compaction detection device according to claim 7, characterized in that: A control panel is fixedly connected to the outer side of the movable base plate (1), and the second motor (13) and the first motor (10) are both electrically connected to the control panel.

Images