Leveling device for highway construction

Abstract

A leveling device for highway construction comprises a bottom plate, moving wheels, a storage groove, a first sliding frame, first threaded rods and a leveling mechanism, the moving wheels are fixedly arranged at the four corners of the bottom face of the bottom plate, the storage groove is fixedly formed in the front end of the top face of the bottom plate, and the first sliding rods are fixedly arranged at the two ends of the first sliding frame; a first sliding groove is formed in the position, making contact with the first sliding rod, of the storage groove, the first threaded rod is inserted into the first sliding groove and rotationally connected with the first sliding groove, and the end, away from the first sliding frame, of the first sliding rod is arranged on the first threaded rod in a sleeving mode and horizontally slides along the first sliding groove through the first threaded rod. The leveling mechanism is arranged on the front side of the first sliding frame and vertically slides along the first sliding frame. According to the leveling device for highway construction, the storage groove is formed, the leveling mechanism is stored through matched use of the first sliding frame and the storage groove, the leveling mechanism is prevented from being damaged by external factors, and the service life of the leveling mechanism is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of highway construction, and more specifically, particularly relates to a leveling device for highway construction. Background Art

[0002] The literal meaning of highway is a public road or a public transportation road. It can be used by many means of transportation such as cars, bicycles, rickshaws, horse-drawn carriages, and pedestrians. Of course, different highways have different restrictions. They are also called horse roads in the folk, such as the usage in Road Angels. They are not limited to horses. There are general highways and car-only highways. The latter have more and more highway grades. Therefore, secondary highways have two specifications. Because of the development of automobiles and road construction technology, highways have developed into different levels.

[0003] The patent with authorization announcement number CN217078297U discloses a road leveling device for municipal highway construction, including a material storage box and four groups of rollers distributed in a rectangular shape. A mounting box that passes through the left and right walls is fixedly installed on the front wall of the material storage box, a motor is fixedly installed on the front wall of the mounting box, and a leveling column is movably installed on the front side of the material storage box. The leveling column is located directly below the mounting box, and fixed blocks are installed on the left and right walls of the leveling column. This patent facilitates the replacement of the leveling column, but the leveling mechanism of this patent is exposed to the outside world for a long time, and the leveling mechanism will be damaged due to external factors, resulting in a reduction in the service life of the leveling mechanism, and then resulting in a reduction in the leveling efficiency. Utility Model Content

[0004] The utility model aims to provide a leveling device for highway construction in order to avoid the problem that the leveling mechanism is damaged due to external factors.

[0005] A leveling device for highway construction comprises a base plate, a moving wheel, a receiving groove, a first sliding frame, a first threaded rod and a leveling mechanism, wherein the moving wheels are fixedly arranged at the four corners of the bottom surface of the base plate, the receiving groove is fixedly arranged at the front end of the top surface of the base plate, first sliding rods are fixedly arranged at both ends of the first sliding frame, a first sliding groove is opened at the position where the receiving groove contacts the first sliding rod, the first threaded rod is inserted into the first sliding groove and is rotatably connected to the first sliding groove, one end of the first sliding rod away from the first sliding frame is sleeved on the first threaded rod and slides horizontally along the first sliding groove through the first threaded rod, and the leveling mechanism is arranged at the front side of the first sliding frame and slides vertically along the first sliding frame.

[0006] Furthermore, a first groove is formed on the side wall of the storage slot, the first threaded rod passes through the first groove and a first motor for rotating the first threaded rod is fixedly disposed thereon.

[0007] Furthermore, a first slot is provided at the front end of the storage slot, a sealing door for closing the storage slot is inserted in the first slot, and the sealing door slides vertically along the first slot, and a second slot for placing the sealing door is provided at the rear end of the storage slot.

[0008] Furthermore, the leveling mechanism includes a second threaded rod, a second sliding frame, a clamping arm and a leveling column, a second sliding rod is fixedly provided at the rear end of the second sliding frame, a second sliding groove is opened at the position where the first sliding frame contacts the second sliding rod, the second threaded rod is inserted in the second sliding groove and is rotatably connected to the second sliding groove, the end of the second sliding rod away from the second sliding frame is sleeved on the second threaded rod and slides vertically along the second sliding groove through the second threaded rod, the ends of the two clamping arms close to each other are inserted in the second sliding frame and slide horizontally along the second sliding frame, a mounting block is fixedly provided at the bottom end of the clamping arm, and a rotating shaft is fixedly provided at both ends of the leveling column, the rotating shaft is inserted in the mounting block and is rotatably connected to the mounting block.

[0009] Furthermore, a bearing is inserted into one side of the two mounting blocks close to each other, and the rotating shaft passes through the bearing and is rotatably connected to the bearing.

[0010] Furthermore, a second groove is formed at the top of the first sliding frame, the second threaded rod passes through the second groove and a second motor for rotating the second threaded rod is fixedly provided thereon.

[0011] Furthermore, the leveling mechanism also includes a third threaded rod and a guide rod, a slider is fixedly provided at one end of the two clamping arms close to each other, a third slide groove is opened at a position inside the second slide frame that contacts the slider, the third threaded rod is inserted at the front end of the third slide groove and is rotatably connected to the third slide groove, the guide rod is fixedly provided at the rear end of the third slide groove, the slider is sleeved on the third threaded rod and the guide rod and slides horizontally along the third slide groove through the third threaded rod and the guide rod.

[0012] Furthermore, a third motor is fixedly installed at the front end of the second sliding frame, a third groove is opened inside the second sliding frame, the output shaft of the third motor passes through the third groove and is fixedly installed with a first bevel gear, one end of the third threaded rod passes through the third groove and is fixedly installed with a second bevel gear, and the first bevel gear and the second bevel gear are meshed with each other.

[0013] Furthermore, a protective cover is fixed to the front end of the second sliding frame and is arranged on the outside of the third motor.

[0014] Furthermore, a handle for pushing the device is fixedly provided on the rear end of the top surface of the bottom plate.

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

[0016] ① The leveling device for highway construction provided by the utility model is provided with a storage groove, and the leveling mechanism is stored through the cooperation between the first sliding frame and the storage groove, thereby avoiding damage to the leveling mechanism due to external factors and improving the service life of the leveling mechanism.

[0017] ② The leveling device for highway construction provided by the utility model is provided with a sealing door to seal the inside of the storage groove, thereby further protecting the leveling mechanism and improving the safety of the device.

[0018] ③ The leveling device for highway construction provided by the utility model is provided with a second sliding frame and clamping arms, and the ends of the two clamping arms close to each other are inserted into the second sliding frame and slide horizontally along the second sliding frame, so as to facilitate the clamping and replacement of the leveling column. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] 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:

[0020] Figure 1 The utility model is a schematic diagram of the overall structure of a leveling device for highway construction.

[0021] Figure 2 It is a cross-sectional view of the internal structure of the storage tank in the utility model.

[0022] Figure 3 It is a cross-sectional view of the internal structure of the first sliding frame and the clamping arm in the utility model.

[0023] Figure 4 It is a cross-sectional view of the internal structure of the second sliding frame in the utility model.

[0024] In the figure: 1, bottom plate; 2, moving wheel; 3, storage slot; 4, first slide frame; 5, first threaded rod; 6, first slide rod; 7, first slide slot; 8, first groove; 9, first motor; 10, first slot; 11, sealing door; 12, second slot; 13, second threaded rod; 14, second slide frame; 15, clamping arm; 16, leveling column; 17, second slide rod; 18, second slide slot; 19, mounting block; 20, rotating shaft; 21, bearing; 22, second groove; 23, second motor; 24, third threaded rod; 25, guide rod; 26, slider; 27, third slide slot; 28, third motor; 29, third groove; 30, first bevel gear; 31, second bevel gear; 32, protective cover; 33, handle. 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] like Figure 1-Figure 2As shown, a leveling device for highway construction includes a base plate 1, a moving wheel 2, a receiving groove 3, a first sliding frame 4, a first threaded rod 5 and a leveling mechanism. The moving wheel 2 is fixedly arranged at the four corners of the bottom surface of the base plate 1, the receiving groove 3 is fixedly arranged at the front end of the top of the base plate 1, first sliding rods 6 are fixedly arranged at both ends of the first sliding frame 4, a first sliding groove 7 is opened at the position where the receiving groove 3 contacts the first sliding rod 6, the first threaded rod 5 is inserted into the first sliding groove 7 and is rotatably connected to the first sliding groove 7, one end of the first sliding rod 6 away from the first sliding frame 4 is sleeved on the first threaded rod 5 and slides horizontally along the first sliding groove 7 through the first threaded rod 5, and the leveling mechanism is arranged on the first sliding frame 4. The first slide frame 4 is connected to the front side of the first slide frame 4 and slides vertically along the first slide frame 4. Specifically, the moving wheels 2 are welded at the four corners of the bottom surface of the base plate 1, the storage groove 3 is welded to the front end of the top surface of the base plate 1, and the first slide bars 6 are welded at both ends of the first slide frame 4. The first slide groove 7 is opened at the position where the storage groove 3 contacts the first slide bar 6. The first threaded rod 5 is inserted in the first slide groove 7 and is rotatably connected to the first slide groove 7. A through hole is opened at the end of the first slide bar 6 away from the first slide frame 4. The first slide bar 6 is sleeved on the first threaded rod 5 through the through hole and slides horizontally along the first slide groove 7 through the first threaded rod 5. The leveling mechanism is arranged on the front side of the first slide frame 4 and slides vertically along the first slide frame 4.

[0027] In the present invention, by providing the receiving groove 3, the leveling mechanism is stored through the cooperation between the first sliding frame 4 and the receiving groove 3, thereby preventing the leveling mechanism from being damaged due to external factors and increasing the service life of the leveling mechanism.

[0028] A first groove 8 is opened on the side wall of the storage groove 3, the first threaded rod 5 passes through the first groove 8 and a first motor 9 for rotating the first threaded rod 5 is fixedly arranged. Specifically, a first groove 8 is opened on the side wall of the storage groove 3, the first motor 9 is fixed in the first groove 8 through a motor seat, and one end of the first threaded rod 5 passes through the first groove 8 and is connected and fixed to the output shaft of the first motor 9.

[0029] A first slot 10 is provided at the front end of the storage slot 3, a sealing door 11 for closing the storage slot 3 is inserted in the first slot 10, and the sealing door 11 slides vertically along the first slot 10, and a second slot 12 for placing the sealing door 11 is provided at the rear end of the storage slot 3. Specifically, a first slot 10 is provided at the front end of the storage slot 3, a sealing door 11 is inserted in the first slot 10 for closing the storage slot 3, and the sealing door 11 slides vertically along the first slot 10, and a second slot 12 is provided at the rear end of the storage slot 3 for placing the sealing door 11.

[0030] In the present invention, a sealing door 11 is provided to seal the interior of the storage tank 3, thereby further protecting the leveling mechanism and improving the safety of the device.

[0031] The leveling mechanism includes a second threaded rod 13, a second slide frame 14, a clamping arm 15 and a leveling column 16. A second slide rod 17 is fixedly provided at the rear end of the second slide frame 14. A second slide groove 18 is provided at the position where the first slide frame 4 contacts the second slide rod 17. The second threaded rod 13 is inserted into the second slide groove 18 and is rotatably connected to the second slide groove 18. The end of the second slide rod 17 away from the second slide frame 14 is sleeved on the second threaded rod 13 and slides vertically along the second slide groove 18 through the second threaded rod 13. The ends of the two clamping arms 15 close to each other are inserted into the second slide frame 14 and slide horizontally along the second slide frame 14. A mounting block 19 is fixedly provided at the bottom end of the clamping arm 15. A rotating shaft 20 is fixedly provided at both ends of the leveling column 16. The rotating shaft 20 is inserted into the mounting block 19 and is connected to the mounting block 19 is rotatably connected, specifically, a second slide bar 17 is welded to the rear end of the second slide frame 14, a second slide groove 18 is opened at the position where the first slide frame 4 contacts the second slide bar 17, the second threaded rod 13 is inserted in the second slide groove 18 and is rotatably connected to the second slide groove 18, a through hole is opened at the end of the second slide bar 17 away from the second slide frame 14, the second slide bar 17 is sleeved on the second threaded rod 13 through the through hole and slides vertically along the second slide groove 18 through the second threaded rod 13, the ends of the two clamping arms 15 close to each other are inserted in the second slide frame 14 and slide horizontally along the second slide frame 14, a mounting block 19 is welded to the bottom end of the clamping arm 15, and a rotating shaft 20 is welded at both ends of the leveling column 16, and the rotating shaft 20 is inserted in the mounting block 19 and is rotatably connected to the mounting block 19.

[0032] In the present invention, by providing the second slide frame 14 and the clamping arms 15 , the ends of the two clamping arms 15 close to each other are inserted into the second slide frame 14 and slide horizontally along the second slide frame 14 , so as to facilitate clamping and replacement of the leveling column 16 .

[0033] like Figure 3 As shown, a bearing 21 is inserted into the side where the two mounting blocks 19 are close to each other, and the rotating shaft 20 passes through the bearing 21 and is rotatably connected to the bearing 21. Specifically, a mounting groove is opened on the side where the two mounting blocks 19 are close to each other, and the bearing 21 is inserted into the mounting groove. The rotating shaft 20 passes through the bearing 21 and is rotatably connected to the bearing 21.

[0034] A second groove 22 is provided at the top of the first sliding frame 4, the second threaded rod 13 passes through the second groove 22 and is fixedly provided with a second motor 23 for rotating the second threaded rod 13. Specifically, a second groove 22 is provided at the top of the first sliding frame 4, the second motor 23 is fixed in the second groove 22 through a motor seat, and the top of the second threaded rod 13 passes through the second groove 22 and is connected and fixed to the output shaft of the second motor 23.

[0035] like Figure 4As shown, the leveling mechanism also includes a third threaded rod 24 and a guide rod 25. A slider 26 is fixedly arranged at one end of the two clamping arms 15 close to each other. A third slide groove 27 is provided at a position in the second slide frame 14 that contacts the slider 26. The third threaded rod 24 is inserted at the front end of the third slide groove 27 and is rotatably connected to the third slide groove 27. The guide rod 25 is fixedly arranged at the rear end of the third slide groove 27. The slider 26 is sleeved on the third threaded rod 24 and the guide rod 25 and slides horizontally along the third slide groove 27 through the third threaded rod 24 and the guide rod 25. Specifically, a slider 26 is welded at one end of the two clamping arms 15 that are close to each other, a third slide groove 27 is provided inside the second slide frame 14 at a position in contact with the slider 26, the third threaded rod 24 is inserted at the front end of the third slide groove 27 and is rotatably connected to the third slide groove 27, the guide rod 25 is welded to the rear end of the third slide groove 27, through holes are provided at both the front and rear ends of the slider 26, the slider 26 is sleeved on the third threaded rod 24 and the guide rod 25 through the through holes, and slides horizontally along the third slide groove 27 through the third threaded rod 24 and the guide rod 25.

[0036] A third motor 28 is fixedly provided at the front end of the second sliding frame 14. Preferably, the third motor 28 has a self-locking function. A third groove 29 is provided inside the second sliding frame 14. The output shaft of the third motor 28 passes through the third groove 29 and is fixedly provided with a first bevel gear 30. One end of the third threaded rod 24 passes through the third groove 29 and is fixedly provided with a second bevel gear 31. The first bevel gear 30 and the second bevel gear 31 are meshed with each other. Specifically, the third motor 28 is fixed to the front end center position of the second sliding frame 14 through a motor seat. The third groove 29 is provided inside the second sliding frame 14. The output shaft of the third motor 28 passes through the third groove 29 and is welded with the first bevel gear 30. One end of the third threaded rod 24 passes through the third groove 29 and is welded with the second bevel gear 31. The first bevel gear 30 and the second bevel gear 31 are meshed with each other.

[0037] A protective cover 32 covering the outside of the third motor 28 is fixed to the front end of the second sliding frame 14 . Specifically, the protective cover 32 covering the outside of the third motor 28 is welded to the front end of the second sliding frame 14 .

[0038] A handle 33 for pushing the device is fixedly provided at the rear end of the top surface of the bottom plate 1 . Specifically, a handle 33 for pushing the device is welded at the rear end of the top surface of the bottom plate 1 .

[0039] The working principle of the highway construction leveling device in this embodiment is:

[0040] The staff pulls out the sealing door 11 from the first slot 10, and then inserts the sealing door 11 into the second slot 12. The first motor 9 rotates the output shaft, the first threaded rod 5 rotates with the output shaft, the first slide bar 6 rotates with the first threaded rod 5 and slides horizontally along the first slide groove 7, the first slide frame 4 moves horizontally with the first slide bar 6 until it extends out of the storage slot 3, the second motor 23 rotates the output shaft, the second threaded rod 13 rotates with the output shaft, the second slide bar 17 rotates with the second threaded rod 13 and slides vertically along the second slide groove 18, and the second slide frame 14 moves with the second The slide bar 17 moves vertically until the leveling column 16 contacts the ground, and the staff pushes the device toward the handle 33 for leveling; when replacing the leveling column 16, the third motor 28 rotates the output shaft, the first bevel gear 30 rotates with the output shaft, the second bevel gear 31 rotates with the first bevel gear 30, the third threaded rod 24 rotates with the second bevel gear 31, the slider 26 rotates with the third threaded rod 24 and slides horizontally along the third slide groove 27, the clamping arm 15 moves horizontally with the slider 26, and the mounting block 19 moves horizontally with the clamping arm 15, and the leveling column 16 is replaced.

[0041] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A leveling device for highway construction, characterized in that: The invention comprises a bottom plate (1), a moving wheel (2), a receiving groove (3), a first slide frame (4), a first threaded rod (5) and a leveling mechanism, wherein the moving wheel (2) is fixedly arranged at the four corners of the bottom surface of the bottom plate (1), the receiving groove (3) is fixedly arranged at the front end of the top surface of the bottom plate (1), first slide rods (6) are fixedly arranged at both ends of the first slide frame (4), a first slide groove (7) is provided at the position where the receiving groove (3) contacts the first slide rod (6), the first threaded rod (5) is inserted into the first slide groove (7) and is rotatably connected to the first slide groove (7), one end of the first slide rod (6) away from the first slide frame (4) is sleeved on the first threaded rod (5) and slides horizontally along the first slide groove (7) through the first threaded rod (5), and the leveling mechanism is arranged at the front side of the first slide frame (4) and slides vertically along the first slide frame (4).

2. A road construction leveling device according to claim 1, characterized in that: The side wall of the storage slot (3) is provided with a first groove (8), the first threaded rod (5) passes through the first groove (8) and is fixedly provided with a first motor (9) for rotating the first threaded rod (5).

3. A road construction leveling device according to claim 2, characterized in that: The front end of the storage slot (3) is provided with a first slot (10), a sealing door (11) for closing the storage slot (3) is inserted into the first slot (10), and the sealing door (11) slides vertically along the first slot (10), and the rear end of the storage slot (3) is provided with a second slot (12) for placing the sealing door (11).

4. A road construction leveling device according to claim 1, characterized in that: The leveling mechanism comprises a second threaded rod (13), a second sliding frame (14), a clamping arm (15) and a leveling column (16); a second sliding rod (17) is fixedly arranged at the rear end of the second sliding frame (14); a second sliding groove (18) is provided at a position where the first sliding frame (4) contacts the second sliding rod (17); the second threaded rod (13) is inserted into the second sliding groove (18) and is rotatably connected to the second sliding groove (18); an end of the second sliding rod (17) away from the second sliding frame (14) is sleeved The clamping arm (15) is arranged on the second threaded rod (13) and vertically slides along the second slide groove (18) through the second threaded rod (13); one end of the two clamping arms (15) close to each other is inserted into the second slide frame (14) and horizontally slides along the second slide frame (14); a mounting block (19) is fixedly arranged at the bottom end of the clamping arm (15); and a rotating shaft (20) is fixedly arranged at both ends of the leveling column (16); the rotating shaft (20) is inserted into the mounting block (19) and is rotatably connected to the mounting block (19).

5. A road construction leveling device according to claim 4, characterized in that: A bearing (21) is inserted into one side of the two mounting blocks (19) close to each other, and the rotating shaft (20) passes through the bearing (21) and is rotatably connected to the bearing (21).

6. A road construction leveling device according to claim 4, characterized in that: A second groove (22) is formed at the top of the first sliding frame (4); the second threaded rod (13) passes through the second groove (22) and is fixedly provided with a second motor (23) for rotating the second threaded rod (13).

7. A road construction leveling device according to claim 4, characterized in that: The leveling mechanism further comprises a third threaded rod (24) and a guide rod (25); a slider (26) is fixedly arranged at one end of the two clamping arms (15) close to each other; a third slide groove (27) is provided inside the second slide frame (14) at a position in contact with the slider (26); the third threaded rod (24) is inserted into the front end of the third slide groove (27) and is rotatably connected to the third slide groove (27); the guide rod (25) is fixedly arranged at the rear end of the third slide groove (27); the slider (26) is sleeved on the third threaded rod (24) and the guide rod (25) and slides horizontally along the third slide groove (27) through the third threaded rod (24) and the guide rod (25).

8. A road construction leveling device according to claim 7, characterized in that: A third motor (28) is fixedly arranged at the front end of the second sliding frame (14); a third groove (29) is opened inside the second sliding frame (14); an output shaft of the third motor (28) passes through the third groove (29) and is fixedly arranged with a first bevel gear (30); one end of the third threaded rod (24) passes through the third groove (29) and is fixedly arranged with a second bevel gear (31); the first bevel gear (30) and the second bevel gear (31) are meshed with each other.

9. A road construction leveling device according to claim 8, characterized in that: A protective cover (32) is fixed to the front end of the second sliding frame (14) and is arranged to cover the outside of the third motor (28).

10. A road construction leveling device according to claim 1, characterized in that: A handle (33) for pushing the device is fixedly provided at the rear end of the top surface of the base plate (1).

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