Pavement rolling device for highway pavement construction

Abstract

The utility model belongs to the technical field of expressway pavement construction devices, and particularly relates to a pavement rolling device for expressway pavement construction, which comprises a driving vehicle, the front end face of the driving vehicle is fixedly connected with a first U-shaped frame and a second U-shaped frame which are distributed up and down; a first lead screw and a second lead screw are movably connected into the first U-shaped frame and the second U-shaped frame through bearings correspondingly, the outer wall of the first lead screw is in threaded connection with a first threaded sleeve, the front end face of the first threaded sleeve is fixedly connected with a U-shaped support through a first supporting rod, and a grinding roller is movably connected into the support through a bearing. When the first threaded sleeve moves left and right, the first supporting rod, the support and the rolling roller can be driven to move left and right to roll the road surface, so that roads with different widths can be rolled without splicing a plurality of single rollers, and rolling is smooth.

Description

Technical Field

[0001] The utility model belongs to the technical field of highway pavement construction devices, in particular to a pavement rolling device for highway pavement construction. Background Art

[0002] The roadbed and pavement rolling device, also known as a soil compactor, is a piece of equipment used for road construction. It belongs to the category of road equipment in engineering machinery and is widely used in filling and compacting operations of large-scale engineering projects such as high-grade highways, railways, airport runways, dams and stadiums. It can compact sandy, semi-viscous and viscous soils, roadbed stabilized soils and asphalt concrete pavement layers. The roadbed and pavement rolling device is suitable for various compaction operations with the gravity of the machine itself, making the compacted layer permanently deformed and dense.

[0003] After searching, the patent with publication number CN 220301116 U discloses a road surface rolling device for highway pavement construction, including a rolling single roller, a bearing is installed inside the rolling single roller, a rotating rod is sleeved inside the bearing, and anti-drop pins are installed at both ends of the rotating rod. The rotating rod is connected to the inside of the bearing to make multiple rolling single rollers rotate together with the rotating rod, so as to press the roadbed of the highway to make it flat. Multiple rolling single rollers are firmly connected by hexagon socket bolts. By disassembling and assembling the hexagon socket bolts, the number of rolling single rollers can be easily increased or decreased, so that rolling rollers of appropriate length can be assembled according to the width of the road surface.

[0004] The above-mentioned device realizes the rolling operation on road surfaces of different widths by increasing or decreasing the number of rolling rollers. However, in the process of splicing multiple single rollers, gaps will exist between the single rollers, and traces of the gaps will remain on the road surface during the rolling process, resulting in uneven rolling. Summary of the invention

[0005] The utility model aims to provide a road surface rolling device for highway road surface construction, so that roads of different widths can be rolled and rolled flat without the need for splicing multiple single rollers.

[0006] The utility model aims to provide a road surface rolling device for highway road construction, comprising a driving vehicle, wherein the front end surface of the driving vehicle is fixedly connected to two first U-shaped frames and a second U-shaped frames distributed up and down, wherein the first U-shaped frames and the second U-shaped frames are respectively movably connected with a first screw rod and a second screw rod through bearings, wherein the outer wall of the first screw rod is threadedly connected with a first threaded sleeve, and the front end surface of the first threaded sleeve is fixedly connected with a U-shaped bracket through a first support rod, and the bracket is movably connected with a rolling roller through a bearing;

[0007] The outer wall of the second screw rod is threadedly connected to two symmetrically distributed second threaded sleeves, the front end surfaces of the two second threaded sleeves are fixedly connected to the limiting plates through the second support rod, the opposite sides of the two limiting plates are fixedly connected to the touch sensors, and the opposite sides of the two touch sensors are fixedly connected to the springs.

[0008] In order to drive the first screw rod to rotate, as a preferred road surface rolling device for highway road construction of the utility model, a first motor is installed on the right end face of the first U-shaped frame, and the output end of the first motor passes through the first U-shaped frame and is fixedly connected to the first screw rod.

[0009] In order to drive the second screw rod to rotate, as a preferred road rolling device for highway road construction of the utility model, a second motor is installed on the right end face of the second U-shaped frame, and the output end of the second motor passes through the second U-shaped frame and is fixedly connected to the second screw rod.

[0010] In order to facilitate the rolling of both sides of the road, as a preferred road rolling device for highway road construction of the utility model, the lower end surfaces of the two limit plates are fixedly connected with "L"-shaped support plates, and rollers are movably connected between the two support plates and the limit plates through bearings.

[0011] In order to drive the rolling roller to rotate, as a preferred embodiment of the present invention of a road rolling device for highway road construction, a third motor is installed on the rear end face of the bracket, and the output end of the third motor passes through the bracket and is fixedly connected to the rolling roller.

[0012] In order to prevent the first threaded sleeve and the two second threaded sleeves from axially rotating, as a preferred pavement rolling device for highway pavement construction of the utility model, the rear end faces of the first threaded sleeve and the two second threaded sleeves are respectively fixedly connected with a first slider and a second slider, the first slider is slidably connected to the first U-shaped frame, and the two second sliders are slidably connected to the second U-shaped frame.

[0013] In order to drive the first threaded sleeve to move back and forth and to facilitate driving the two second threaded sleeves to move relative to or in the opposite direction, as a preferred road rolling device for highway road construction of the utility model, the first screw rod is a reciprocating threaded screw rod and the second screw rod is a forward and reverse threaded screw rod.

[0014] In order to control the utility model, as a preferred embodiment of the utility model as a road surface rolling device for highway road surface construction, a controller is installed on the upper end surface of the driving vehicle.

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

[0016] When the utility model is used, the second motor is started, and the output end of the second motor drives the second screw rod to rotate, and the second screw rod drives the two second threaded sleeves to move relative to or in the opposite direction, so as to adjust the distance between the two limit plates according to the width of the road surface; the first motor is started, and the output end of the first motor drives the first screw rod to rotate, and the first screw rod drives the first threaded sleeve to move left and right, and the first threaded sleeve drives the first support rod, the bracket and the rolling roller to move left and right to roll the road surface, so that roads of different widths can be rolled without splicing multiple single rollers, and the rolling is smooth. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 2 It is a schematic diagram of the top view structure of the utility model;

[0020] Figure 3 It is a three-dimensional structural schematic diagram of the limiting plate of the utility model.

[0021] In the figure: 1. driving vehicle; 2. first U-shaped frame; 3. second U-shaped frame; 4. first screw rod; 5. first threaded sleeve; 6. second screw rod; 7. second threaded sleeve; 8. second support rod; 9. limit plate; 10. touch sensor; 11. spring; 12. support plate; 13. roller; 14. first support rod; 15. bracket; 16. rolling roller; 17. first motor; 18. second motor; 19. third motor; 20. first slider; 21. second slider. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figures 1 to 3A road surface rolling device for highway road construction comprises a driving vehicle 1, the front end surface of the driving vehicle 1 is fixedly connected with two first U-shaped frames 2 and second U-shaped frames 3 distributed up and down, the first U-shaped frames 2 and the second U-shaped frames 3 are respectively movably connected with a first screw rod 4 and a second screw rod 6 through bearings, the outer wall of the first screw rod 4 is threadedly connected with a first threaded sleeve 5, the front end surface of the first threaded sleeve 5 is fixedly connected with a U-shaped bracket 15 through a first support rod 14, and the bracket 15 is movably connected with a rolling roller 16 through a bearing;

[0024] The outer wall of the second screw rod 6 is threadedly connected to two symmetrically distributed second threaded sleeves 7, the front end faces of the two second threaded sleeves 7 are fixedly connected to the limit plates 9 through the second support rod 8, the opposite sides of the two limit plates 9 are fixedly connected to the touch sensors 10, and the opposite sides of the two touch sensors 10 are fixedly connected to the springs 11.

[0025] In this embodiment: the second motor 18 is started, and the output end of the second motor 18 drives the second screw rod 6 to rotate, and the second screw rod 6 drives the two second threaded sleeves 7 to move relative to or in the opposite direction, so as to adjust the distance between the two limit plates 9 according to the width of the road surface. After the distance between the two limit plates 9 is adjusted, the first motor 17 is started, and the output end of the first motor 17 drives the first screw rod 4 to rotate, and the first screw rod 4 drives the first threaded sleeve 5 to move left and right, and the first threaded sleeve 5 drives the first support rod 14, the bracket 15 and the rolling roller 16 to move left and right to roll the road surface, so that roads of different widths can be rolled without splicing multiple single rollers, and the rolling is smooth;

[0026] When the rolling roller 16 moves left and right, it will contact the two springs 11 respectively. The rolling roller 16 squeezes the spring 11, and the spring 11 touches the touch sensor 10. The touch sensor 10 can transmit a signal to the controller, and the controller controls the first motor 17 to start. The first motor 17 drives the rolling roller 16 to move left and right, which is easy to operate.

[0027] As a technical optimization solution of the utility model, a first motor 17 is installed on the right end surface of the first U-shaped frame 2 , and the output end of the first motor 17 passes through the first U-shaped frame 2 and is fixedly connected to the first screw rod 4 .

[0028] In this embodiment: the first motor 17 is used to drive the first screw rod 4 to rotate.

[0029] As a technical optimization solution of the present invention, a second motor 18 is installed on the right end surface of the second U-shaped frame 3 , and the output end of the second motor 18 passes through the second U-shaped frame 3 and is fixedly connected to the second screw rod 6 .

[0030] In this embodiment: the second motor 18 is used to drive the second screw rod 6 to rotate.

[0031] As a technical optimization solution of the utility model, the lower end surfaces of the two limit plates 9 are fixedly connected with an "L"-shaped support plate 12, and a roller shaft 13 is movably connected between the two support plates 12 and the limit plates 9 through bearings.

[0032] In this embodiment, two rollers 13 are provided to facilitate rolling on both sides of the road.

[0033] As a technical optimization solution of the present invention, a third motor 19 is installed on the rear end surface of the bracket 15 , and the output end of the third motor 19 passes through the bracket 15 and is fixedly connected to the rolling roller 16 .

[0034] In this embodiment: the third motor 19 is used to drive the rolling roller 16 to rotate.

[0035] As a technical optimization solution of the utility model, the rear end faces of the first threaded sleeve 5 and the two second threaded sleeves 7 are respectively fixedly connected with a first slider 20 and a second slider 21, the first slider 20 is slidably connected to the first U-shaped frame 2, and the two second sliders 21 are slidably connected to the second U-shaped frame 3.

[0036] In this embodiment, the first slider 20 is slidably connected to the first U-shaped frame 2, and the two second sliders 21 are slidably connected to the second U-shaped frame 3, so that the first threaded sleeve 5 and the two second threaded sleeves 7 can be prevented from axially rotating.

[0037] As a technical optimization solution of the utility model, the first screw rod 4 is a reciprocating thread screw rod, and the second screw rod 6 is a positive and negative thread screw rod.

[0038] In this embodiment, the first screw rod 4 is set as a reciprocating thread screw rod, so that the first thread sleeve 5 can move left and right; and the second screw rod 6 is set as a forward and reverse thread screw rod, so that the two second thread sleeves 7 can move relative to or in reverse directions.

[0039] As a technical optimization solution of the present utility model, a controller is installed on the upper end surface of the driving vehicle 1.

[0040] In this embodiment, the controller is electrically connected to the touch sensor 10 , the first motor 17 , the second motor 18 , and the third motor 19 , which makes the operation more convenient.

[0041] Working principle: When the utility model is used, the second motor 18 is started to drive the second screw rod 6 to rotate, and the second screw rod 6 drives the two second threaded sleeves 7 to move relative or inversely, so as to adjust the distance between the two limit plates 9 to adapt to roads of different widths; after adjusting the distance between the two limit plates 9, the first motor 17 is started, and the output end of the first motor 17 drives the first screw rod 4 to rotate, and the first screw rod 4 drives the first threaded sleeve 5 to move left and right, and the first threaded sleeve 5 drives the first support rod 14, the bracket 15 and the rolling roller 16 to move left and right, so that the road surface can be rolled, so there is no need to splice multiple single rollers, and there is a problem of uneven rolling;

[0042] When the rolling roller 16 moves left and right, it will contact the two springs 11 respectively. By squeezing the springs 11, the springs 11 will touch the touch sensor 10. The touch sensor 10 can transmit a signal to the controller, and the controller controls the first motor 17 to start. The first motor 17 is used to drive the rolling roller 16 to move left and right, which is easy to operate.

[0043] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A road surface rolling device for highway road construction, comprising a driving vehicle (1), characterized in that: The front end surface of the driving vehicle (1) is fixedly connected to two first U-shaped frames (2) and a second U-shaped frame (3) distributed vertically; the first U-shaped frame (2) and the second U-shaped frame (3) are respectively movably connected to a first screw rod (4) and a second screw rod (6) via bearings; the outer wall of the first screw rod (4) is threadedly connected to a first threaded sleeve (5); the front end surface of the first threaded sleeve (5) is fixedly connected to a U-shaped bracket (15) via a first support rod (14); the bracket (15) is movably connected to a rolling roller (16) via a bearing; The outer wall of the second screw rod (6) is threadedly connected to two symmetrically distributed second threaded sleeves (7); the front end surfaces of the two second threaded sleeves (7) are fixedly connected to a limit plate (9) via a second support rod (8); the two limit plates (9) are fixedly connected to a touch sensor (10) on opposite sides; and the two touch sensors (10) are fixedly connected to a spring (11) on opposite sides.

2. A road surface rolling device for highway road construction according to claim 1, characterized in that: A first motor (17) is installed on the right end surface of the first U-shaped frame (2); an output end of the first motor (17) passes through the first U-shaped frame (2) and is fixedly connected to the first screw rod (4).

3. A road surface rolling device for highway road construction according to claim 2, characterized in that: A second motor (18) is installed on the right end surface of the second U-shaped frame (3); an output end of the second motor (18) passes through the second U-shaped frame (3) and is fixedly connected to the second screw rod (6).

4. A road surface rolling device for highway road construction according to claim 1, characterized in that: The lower end surfaces of the two limit plates (9) are fixedly connected to an "L"-shaped support plate (12), and a roller shaft (13) is movably connected between the two support plates (12) and the limit plates (9) via a bearing.

5. A road surface rolling device for highway road construction according to claim 1, characterized in that: A third motor (19) is installed on the rear end surface of the bracket (15), and an output end of the third motor (19) passes through the bracket (15) and is fixedly connected to the rolling roller (16).

6. A road surface rolling device for highway road construction according to claim 1, characterized in that: The rear end surfaces of the first threaded sleeve (5) and the two second threaded sleeves (7) are respectively fixedly connected with a first slider (20) and a second slider (21); the first slider (20) is slidably connected to the first U-shaped frame (2); and the two second sliders (21) are slidably connected to the second U-shaped frame (3).

7. A road surface rolling device for highway road construction according to claim 1, characterized in that: The first screw rod (4) is a reciprocating thread screw rod, and the second screw rod (6) is a positive and negative thread screw rod.

8. A road surface rolling device for highway road construction according to claim 1, characterized in that: A controller is installed on the upper end surface of the driving vehicle (1).

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