Expressway roadbed compactness detection equipment

Abstract

The utility model relates to expressway roadbed compactness detection equipment, which belongs to the technical field of expressway roadbed detection and comprises a base and a first support box fixedly connected to the top of the base, a lifting platform is arranged on the back of the first support box, and a sand filling mechanism is arranged at the bottom of the lifting platform. And a lifting mechanism for lifting the lifting table is arranged in the first supporting box, the sand filling mechanism comprises a driving motor fixedly installed on the top of the lifting table, and an output shaft of the driving motor is fixedly connected with a mounting table extending to the bottom of the lifting table. According to the highway subgrade compactness detection equipment, the driving motor is arranged to drive the mounting table to rotate, then the mounting table drives the sand storage barrel to rotate, the sand storage barrel is conveniently moved to the position over the subgrade, then the sand storage barrel and the discharging pipe are arranged, sand and stones are conveniently conveyed into the subgrade, workers do not need to additionally conduct sand filling treatment on the sand, and the working efficiency is improved. And the detection working efficiency of workers is improved.

Description

Technical Field

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

[0002] The control of the compaction degree of roadbed filler during roadbed construction is the key to the quality control of roadbed construction. The commonly used methods for testing the compaction degree of roadbed include the ring knife method, sand filling method, wax sealing method, water filling method, coring method, nuclear wet density meter method, etc. The sand filling method uses uniformly granular sand to replace the volume of the test hole. It is the most common method at present. Many projects list the sand filling method as the main method for on-site density determination.

[0003] After searching, the Chinese patent CN219951878U in the prior art discloses a highway compaction test detection device, including a base plate, a sleeve fixedly connected to the middle of the top of the base plate, a tray fixedly connected to the top of the sleeve, a threaded drill bit inserted into the inside of the sleeve, a rotating shaft fixedly connected to the top of the threaded drill bit, a diesel engine rotatably connected to the top of the rotating shaft, a sliding plate fixedly connected to the surface of the diesel engine, and a limit rod fixedly connected to the four corners of the top of the base plate. The utility model provides a diesel engine and a threaded drill bit. When in use, the diesel engine provides power to allow the threaded drill bit to dig a pit, which can ensure the flatness and smoothness of the pit surface, and also improves the speed of digging the pit, greatly improving the work efficiency. By setting the tray, the excavated soil samples are stored on the tray to prevent loss, thereby improving the accuracy and reliability of the detection data.

[0004] However, during the use of the utility model, since the device can only drill holes in the roadbed, the staff is required to perform additional sand filling, which involves many operating steps and may affect the staff's detection efficiency and cannot meet production needs. Therefore, a highway roadbed compaction detection device is proposed to solve the above-mentioned problems. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a highway roadbed compaction detection device, which has the advantage of being easy to fill with sand. It solves the problem that since the device can only drill holes in the roadbed, the staff are required to carry out additional sand filling, which results in a large number of operation steps and may affect the staff's detection efficiency and fail to meet production needs.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a highway roadbed compaction detection device, comprising a base and a first support box fixedly connected to the top of the base, a lifting platform is arranged on the back of the first support box, a sand filling mechanism is arranged on the bottom of the lifting platform, and a lifting mechanism for lifting the lifting platform is arranged inside the first support box;

[0007] The sand filling mechanism includes a driving motor fixedly mounted on the top of the lifting platform, the output shaft of the driving motor is fixedly connected to a mounting platform extending to the bottom of the lifting platform, the bottom of the mounting platform is fixedly connected to a sand storage cylinder, and the bottom of the sand storage cylinder is fixedly connected to a feeding pipe extending to the inside thereof;

[0008] The lifting mechanism includes a reduction motor fixedly installed on the top of the first support box, an adjusting screw extending to the inside of the first support box is fixedly connected to the output shaft of the reduction motor, a threaded sleeve is connected to the external thread of the adjusting screw, and a connecting block is fixedly connected between the threaded sleeve and the lifting platform.

[0009] Furthermore, a liquid level window is fixedly connected to the front of the sand storage barrel, and a feed pipe extending into the interior of the sand storage barrel is fixedly connected to one side of the sand storage barrel.

[0010] Furthermore, a positioning block extending into the interior of the lifting platform is fixedly connected to the top of the mounting platform, and a positioning groove matched with the positioning block is provided on the lower surface of the lifting platform.

[0011] Furthermore, a second supporting box is fixedly connected to the top of the base and located on the back side of the first supporting box, the interior of the second supporting box is fixedly connected to a limiting rod, and the exterior of the limiting rod is slidably connected to a limiting sleeve.

[0012] Furthermore, the number of the connecting blocks is two, and the two connecting blocks are symmetrically distributed on the front and back of the lifting platform, and the limiting sleeve is fixedly connected to the lifting platform via the connecting blocks.

[0013] Furthermore, a servo motor is fixedly connected to a side of the bottom of the mounting platform away from the sand storage cylinder, and a ground drilling cylinder is fixedly connected to an output shaft of the servo motor.

[0014] Furthermore, a mounting box is fixedly connected to a side of the top of the base away from the first supporting box, and a feed hopper extending into the interior of the mounting box is fixedly connected to the top of the mounting box.

[0015] Furthermore, a collecting box extending to the front side of the installation box is slidably connected to the inner bottom wall of the installation box, and the collecting box is a hollow rectangular parallelepiped without a cover.

[0016] Compared with the prior art, the utility model provides a highway roadbed compaction detection device, which has the following beneficial effects:

[0017] 1. The highway roadbed compaction detection equipment drives the installation platform to rotate by setting a driving motor, and then drives the sand storage barrel to rotate by the installation platform, so that the sand storage barrel can be moved directly above the roadbed. Then, by setting the sand storage barrel and the feeding pipe, the sand and gravel can be transported to the inside of the roadbed, without the need for additional sand filling by the staff, which improves the work efficiency of the staff.

[0018] 2. The highway roadbed compaction detection equipment drives the adjusting screw to rotate by setting a reduction motor, and then drives the threaded sleeve to move up and down by adjusting the screw, so as to facilitate the lifting and lowering adjustment of the lifting plate, so that the lifting plate can drive the drilling tube to move downward, so as to facilitate the drilling of the roadbed. It solves the problem that since the device can only drill holes in the roadbed, the staff needs to carry out additional sand filling, and there are many operating steps, which may affect the staff's detection efficiency and cannot meet production needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a cross-sectional view of the structure of the utility model;

[0020] Figure 2 This is a structural side view of the lifting mechanism of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the positioning groove of the utility model;

[0022] Figure 4 This is a structural stereogram of the sand storage barrel of the utility model;

[0023] Figure 5 It is a structural stereogram of the installation box of the utility model.

[0024] In the figure: 1 base, 2 first support box, 3 lifting platform, 4 reduction motor, 5 adjusting screw, 6 threaded sleeve, 7 second support box, 8 limit rod, 9 limit sleeve, 10 drive motor, 11 mounting platform, 12 positioning block, 13 positioning groove, 14 servo motor, 15 drilling tube, 16 sand storage tube, 17 feeding pipe, 18 liquid level window, 19 mounting box, 20 feeding hopper, 21 collecting box. DETAILED DESCRIPTION

[0025] 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.

[0026] Embodiment 1:

[0027] See also Figure 1-4 A highway roadbed compaction detection device in this embodiment includes a base 1 and a first support box 2 fixedly connected to the top of the base 1, a lifting platform 3 is arranged on the back of the first support box 2, and a sand filling mechanism is arranged at the bottom of the lifting platform 3. The sand filling mechanism includes a driving motor 10 fixedly installed on the top of the lifting platform 3, and a mounting platform 11 extending to the bottom of the lifting platform 3 is fixedly connected to the output shaft of the driving motor 10, and a sand storage barrel 16 is fixedly connected to the bottom of the mounting platform 11, and a feeding pipe 17 extending to the inside of the sand storage barrel 16 is fixedly connected to the bottom of the sand storage barrel 16.

[0028] Among them, a liquid level window is fixedly connected to the front of the sand storage barrel 16, a feed pipe extending into the interior of the sand storage barrel 16 is fixedly connected to one side of the sand storage barrel 16, a positioning block 12 extending into the interior of the lifting platform 3 is fixedly connected to the top of the mounting platform 11, a positioning groove 13 adapted to the positioning block 12 is provided on the lower surface of the lifting platform 3, and a valve is fixedly installed on the outside of the discharge pipe 17.

[0029] It should be noted that a controller is fixedly installed on one side of the base 1. The driving motor 10 is provided to drive the mounting platform 11 to rotate, and the mounting platform 11 then drives the sand storage barrel 16 to rotate, so that the sand storage barrel 16 can be moved directly above the roadbed. The sand storage barrel 16 and the discharge pipe 17 are provided to facilitate the transportation of sand and gravel to the inside of the roadbed, without the need for additional sand filling treatment by the staff, thereby improving the work efficiency of the staff's inspection.

[0030] In this embodiment, a lifting mechanism for lifting the lifting platform 3 is arranged inside the first supporting box 2, and the lifting mechanism includes a reduction motor 4 fixedly installed on the top of the first supporting box 2, and an adjusting screw 5 extending to the inside of the first supporting box 2 is fixedly connected to the output shaft of the reduction motor 4, and the external thread of the adjusting screw 5 is connected to a threaded sleeve 6, and a connecting block is fixedly connected between the threaded sleeve 6 and the lifting platform 3.

[0031] Among them, a second support box 7 is fixedly connected to the top of the base 1 and located on the back of the first support box 2. The interior of the second support box 7 is fixedly connected to a limit rod 8, and the exterior of the limit rod 8 is slidably connected to a limit sleeve 9.

[0032] It should be noted that there are two connecting blocks, which are symmetrically distributed on the front and back of the lifting platform 3. The limit sleeve 9 is fixedly connected to the lifting platform 3 through the connecting blocks, and the first support box 2 and the second support box 7 are both provided with movable grooves that are compatible with the connecting blocks.

[0033] In this embodiment, a servo motor 14 is fixedly connected to a side of the bottom of the mounting platform 11 away from the sand storage cylinder 16 , and a ground drilling cylinder 15 is fixedly connected to the output shaft of the servo motor 14 .

[0034] Embodiment 2:

[0035] See also Figure 1-5 On the basis of the first embodiment, it includes an installation box 19 fixedly connected to the top of the base 1 and away from the side of the first support box 2, and the top of the installation box 19 is fixedly connected with a feed hopper 20 extending into the interior thereof.

[0036] In this embodiment, a collecting box 21 extending to the front of the installation box 19 is slidably connected to the inner bottom wall of the installation box 19, and the collecting box 21 is a hollow rectangular parallelepiped without a cover.

[0037] By adopting the above technical solution, the waste generated during the punching process can be conveniently collected and processed by providing the feed hopper 20 and the collection box 21.

[0038] The working principle of the above embodiment is:

[0039] First, move the device to the specified position, then inject sand and gravel into the sand storage cylinder 16, then start the reduction motor 4 to drive the lifting platform 3 to move downward, so that the drilling cylinder 15 contacts the roadbed, and then start the servo motor 14 to drive the drilling cylinder 15 to rotate, and then drill holes in the roadbed. After the drilling is completed, start the drive motor 10 to drive the mounting platform 11 to rotate, so that the drilling cylinder 15 and the sand storage cylinder 16 exchange positions, and then open the valve to allow sand and gravel to be injected into the roadbed.

[0040] The electrical components appearing in the article are all electrically connected to the main controller and the power supply. The main controller can be a conventional known device for control such as a computer, and the existing public power connection technology is not described in detail in the article.

[0041] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0042] 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 highway roadbed compaction detection device, comprising a base (1) and a first support box (2) fixedly connected to the top of the base (1), characterized in that: A lifting platform (3) is arranged on the back of the first supporting box (2), a sand filling mechanism is arranged on the bottom of the lifting platform (3), and a lifting mechanism for lifting the lifting platform (3) is arranged inside the first supporting box (2); The sand filling mechanism comprises a driving motor (10) fixedly mounted on the top of the lifting platform (3); a mounting platform (11) extending to the bottom of the lifting platform (3) is fixedly connected to the output shaft of the driving motor (10); a sand storage cylinder (16) is fixedly connected to the bottom of the mounting platform (11); and a feeding pipe (17) extending to the inside of the sand storage cylinder (16) is fixedly connected to the bottom of the sand storage cylinder (16); The lifting mechanism comprises a reduction motor (4) fixedly mounted on the top of the first support box (2); an adjusting screw (5) extending into the interior of the first support box (2) is fixedly connected to the output shaft of the reduction motor (4); an external thread of the adjusting screw (5) is connected to a threaded sleeve (6); a connecting block is fixedly connected between the threaded sleeve (6) and the lifting platform (3).

2. A highway roadbed compaction detection device according to claim 1, characterized in that: A liquid level window is fixedly connected to the front of the sand storage barrel (16), and a feed pipe extending into the interior of the sand storage barrel (16) is fixedly connected to one side of the sand storage barrel (16).

3. The highway roadbed compaction detection device according to claim 1, characterized in that: A positioning block (12) extending into the interior of the lifting platform (3) is fixedly connected to the top of the mounting platform (11), and a positioning groove (13) matching the positioning block (12) is provided on the lower surface of the lifting platform (3).

4. The highway roadbed compaction detection device according to claim 1, characterized in that: A second support box (7) is fixedly connected to the top of the base (1) and located on the back of the first support box (2); a limiting rod (8) is fixedly connected inside the second support box (7); and a limiting sleeve (9) is slidably connected outside the limiting rod (8).

5. The highway roadbed compaction detection device according to claim 4 is characterized in that: The number of the connection blocks is two, and the two connection blocks are symmetrically distributed on the front and back sides of the lifting platform (3), and the limiting sleeve (9) is fixedly connected to the lifting platform (3) via the connection blocks.

6. The highway roadbed compaction detection device according to claim 1, characterized in that: A servo motor (14) is fixedly connected to a side of the bottom of the mounting platform (11) away from the sand storage cylinder (16), and a ground drilling cylinder (15) is fixedly connected to an output shaft of the servo motor (14).

7. The highway subgrade compaction detection device according to claim 1, characterized in that: A mounting box (19) is fixedly connected to a side of the top of the base (1) away from the first supporting box (2), and a feed hopper (20) extending into the interior of the mounting box (19) is fixedly connected to the top of the mounting box (19).

8. The highway roadbed compaction detection device according to claim 7, characterized in that: A collecting box (21) extending to the front side of the installation box (19) is slidably connected to the inner bottom wall of the installation box (19), and the collecting box (21) is a hollow rectangular parallelepiped without a cover.

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