Pavement leveling device for highway construction

Abstract

The utility model discloses a pavement leveling device for highway construction. The pavement leveling device comprises a rack and a height adjustment driving mechanism, a lead screw is rotationally connected into the rack through a bearing, a long-strip-shaped sliding block is slidably connected into the rack, the lead screw is in threaded connection with a screw hole in the middle of the long-strip-shaped sliding block, a sliding block is slidably connected to the right side in the long-strip-shaped sliding block, and adjusting rods are rotationally connected to the bottom end of the sliding block and the left side in the long-strip-shaped sliding block through pin shafts correspondingly; the middles of the two adjusting rods are rotationally connected through a pin shaft, the bottom end of the adjusting rod on the right side is rotationally connected with a U-shaped connecting block through a pin shaft, the bottom end of the U-shaped connecting block is fixedly connected with the left side of the upper surface of the roller cover, a trapezoidal sliding groove is formed in the right side of the upper end of the roller cover, and a trapezoidal sliding block is slidably connected into the trapezoidal sliding groove. According to the road surface leveling device for road construction, when the road surface leveling transverse position is changed, a vehicle body carrier does not need to be moved troublesomely, and the application range is wider.

Description

Technical Field

[0001] The utility model relates to the technical field of highway construction equipment, in particular to a road surface leveling device for highway construction. Background Art

[0002] The significance of road engineering is to provide convenient traffic conditions. Roads are the link between various areas of the city. Its development and improvement will directly affect people's travel methods and efficiency. With the acceleration of urbanization, traffic pressure continues to increase. The construction of road engineering can alleviate traffic congestion, improve traffic efficiency, provide people with more convenient and faster travel methods, and improve the overall operation efficiency of the city. In the process of highway construction, road surface leveling is a key process.

[0003] The traditional partial road paving device can install the roller on the frame and roll the road surface as the vehicle moves.

[0004] There are some problems, such as the height adjustment between the roller and the ground remains unchanged, and it cannot be adaptively adjusted as the installation position of the vehicle carrier changes. In addition, when leveling roads of different widths, the vehicle body needs to be additionally shifted to achieve this, which is time-consuming and labor-intensive. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the existing defects and provide a road leveling device for highway construction. When the lateral position of the road leveling changes, there is no need to move the vehicle body carrier in a troublesome manner. The scope of application will be wider, it is more convenient and practical, and can effectively solve the problems in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a road surface leveling device for highway construction, comprising a frame and a height adjustment drive mechanism;

[0007] Frame: A screw rod is rotatably connected to the frame through a bearing, a long slider is slidably connected to the frame, the screw rod is threadedly connected to the screw hole in the middle of the long slider, the slider is slidably connected to the right side of the long slider, the bottom end of the slider and the left side of the long slider are rotatably connected to the adjusting rod through a pin, the middle parts of the two adjusting rods are rotatably connected through a pin, the bottom end of the right adjusting rod is rotatably connected to a U-shaped connecting block through a pin, the bottom end of the U-shaped connecting block is fixedly connected to the left side of the upper surface of the drum cover, a trapezoidal slide groove is provided on the right side of the upper end of the drum cover, the trapezoidal slide groove is slidably connected to the trapezoidal slider, the upper end of the trapezoidal slider is rotatably connected to the bottom end of the left adjusting rod through a pin, and the drum is rotatably connected to the drum cover;

[0008] Height adjustment drive mechanism: It is arranged at the right end of the long slider, and a screw is provided at the left end of the height adjustment drive mechanism, which is threadedly connected to the slider. The leveling component is height-adjustable to the ground and has good stability. It can respond reasonably according to the height of the installation position of the vehicle carrier or the actual leveling requirements of the road surface, and has strong adaptability. When the lateral position of the road surface leveling changes, there is no need to shift the vehicle carrier. The scope of application will be wider, and it is more convenient and practical.

[0009] Furthermore, a control switch group is provided on the front side of the rack, and an input end of the control switch group is electrically connected to an external power supply to regulate the normal operation of each electrical appliance.

[0010] Furthermore, a first motor is provided at the right end of the frame, the left end of the output shaft of the first motor is fixedly connected to the right end of the screw rod, and the input end of the first motor is electrically connected to the output end of the control switch group to provide a stable driving force for lateral movement.

[0011] Furthermore, the height adjustment drive mechanism includes a second motor, a rotating worm wheel, a worm and a protective cover. The protective cover is arranged at the right end of the long slider, and the rear side wall of the protective cover is provided with a second motor. The front end of the output shaft of the second motor is provided with a worm. The rotating worm wheel is fixedly connected to the right end of the screw, and the rotating worm wheel is meshingly connected with the worm. The input end of the second motor is electrically connected to the output end of the control switch group to realize the adjustment of the height of the leveling assembly.

[0012] Furthermore, a support plate is provided inside the bottom end of the long slider, and the left end of the screw is rotatably connected to the support plate through a bearing to provide rotational support.

[0013] Furthermore, carrier connecting plates are respectively provided on the left and right sides of the front side of the frame, and connecting holes are opened in the middle of the carrier connecting plates to facilitate installation and fixation with the machine.

[0014] Furthermore, guide slide grooves are provided on the front and rear sides of the frame, and the slide bars provided on the side of the long slide block are slidably connected with the longitudinally adjacent guide slide grooves to serve as sliding supports.

[0015] Compared with the prior art, the beneficial effects of the utility model are: the road surface leveling device for highway construction has the following advantages:

[0016] 1. It is connected to the mounting position of the vehicle body carrier through the connecting hole in the middle of the carrier connecting plate through external bolts, and then according to the height of the mounting position of the vehicle body carrier or the actual leveling requirement of the road surface, the second motor inside the protective cover is operated through the control switch group, and the output shaft rotates to drive the worm to rotate, thereby driving the rotating worm wheel and the screw to rotate inside the bottom end of the long slider, thereby driving the slider to slide on the right side inside the long slider, and the two adjusting rods form a scissor folding structure. The bottom end of the slider and the inner left side of the long slider are rotated through the pin shaft and the upper end of the adjusting rod. The trapezoidal slider slides and adapts inside the trapezoidal slide groove to achieve the height adjustment of the roller cover, so that the roller is more appropriately close to the road surface. With the help of the forward thrust of the vehicle body carrier, the roller realizes leveling rolling on the road surface. The height of the leveling component and the ground is adjustable, and the stability is good. It can reasonably respond to the height of the mounting position of the vehicle body carrier or the actual leveling requirement of the road surface, and has strong adaptability.

[0017] 2. If the lateral position of the road leveling changes, there is no need to move the vehicle body carrier. It only needs to be controlled by the switch group. The first motor runs, the output shaft rotates to drive the screw to rotate, and then drives the long slider to move laterally, so as to adjust the lateral position of the overall leveling assembly below. When the lateral position of the road leveling changes, there is no need to move the vehicle body carrier. The scope of application will be wider and it is more convenient and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0020] Figure 3 This is an enlarged structural diagram of point A of the utility model.

[0021] In the figure: 1 frame, 2 control switch group, 3 first motor, 4 carrier connecting plate, 5 long slider, 6 height adjustment drive mechanism, 61 second motor, 62 rotating worm gear, 63 worm, 64 protective cover, 7 adjustment rod, 8 U-shaped connecting block, 9 trapezoidal slider, 10 roller cover, 11 roller, 12 trapezoidal slide, 13 slider, 14 lead screw, 15 screw. 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 Figure 1-3 This embodiment provides a technical solution: a road surface leveling device for highway construction, comprising a frame 1 and a height adjustment drive mechanism 6;

[0024] Frame 1: A screw rod 14 is rotatably connected to the inside of the frame 1 through a bearing, a control switch group 2 is provided on the front side of the frame 1, and a carrier connecting plate 4 is provided on the left and right sides of the front side of the frame 1 respectively, and a connecting hole is provided in the middle of the carrier connecting plate 4, and the input end of the control switch group 2 is electrically connected to an external power supply, and a long slider 5 is slidably connected to the inside of the frame 1, and the screw rod 14 is threadedly connected to the screw hole in the middle of the long slider 5, and guide slide grooves are provided on the front and rear sides of the frame 1, and the slides arranged on the side of the long slider 5 are slidably connected to the longitudinally adjacent guide slide grooves, and a first motor 3 is provided at the right end of the frame 1, and the left end of the output shaft of the first motor 3 is fixedly connected to the right end of the screw rod 14. If the lateral position of the road leveling changes, there is no need to troublesomely shift the vehicle body, and it only needs to be regulated by the control switch group 2, the first motor 3 is operated, and the output shaft rotates to drive the screw rod 14 to rotate, thereby driving the long slider 5 to move laterally , so as to adjust the lateral position of the overall leveling assembly below, which is convenient and practical. The input end of the first motor 3 is electrically connected to the output end of the control switch group 2. The right side of the long slider 5 is slidably connected with a slider 13. The bottom end of the slider 13 and the left side of the long slider 5 are both rotatably connected with an adjusting rod 7 through a pin shaft. The middle parts of the two adjusting rods 7 are rotatably connected through a pin shaft. The bottom end of the right adjusting rod 7 is rotatably connected with a U-shaped connecting block 8 through a pin shaft. The bottom end of the U-shaped connecting block 8 is fixedly connected to the left side of the upper surface of the drum cover 10. A trapezoidal slide groove 12 is provided on the right side of the upper end of the drum cover 10. The trapezoidal slide groove 12 is slidably connected with a trapezoidal slider 9 inside. The upper end of the trapezoidal slider 9 is rotatably connected to the bottom end of the left adjusting rod 7 through a pin shaft. The drum cover 10 is rotatably connected with a roller 11 inside. With the help of the travel thrust of the vehicle body carrier, the roller 11 realizes leveling and rolling of the road surface. In the process of leveling;

[0025] Height adjustment drive mechanism 6: It is arranged at the right end of the long slider 5, and a screw 15 is provided at the left end of the height adjustment drive mechanism 6. The screw 15 is threadedly connected to the slider 13. The height adjustment drive mechanism 6 includes a second motor 61, a rotating worm wheel 62, a worm 63 and a protective cover 64. The protective cover 64 is arranged at the right end of the long slider 5. The rear side wall of the protective cover 64 is provided with a second motor 61. The front end of the output shaft of the second motor 61 is provided with a worm 63. The rotating worm wheel 62 is fixedly connected to the right end of the screw 15. The rotating worm wheel 62 is meshedly connected with the worm 63. The input end of the second motor 61 is electrically connected to the output end of the control switch group 2. A support plate is provided inside the bottom end of the long slider 5. The screw 1 The left end of 5 is rotatably connected to the support plate through a bearing, the second motor 61 inside the protective cover 64 runs, the output shaft rotates to drive the worm 63 to rotate, and then drives the rotating worm wheel 62 and the screw 15 to rotate inside the bottom end of the long slider 5, thereby driving the slider 13 to slide on the right side inside the long slider 5, and the two adjusting rods 7 form a scissor folding structure. The bottom end of the slider 13 and the left side inside the long slider 5 are rotated through the pin shaft and the upper end of the adjusting rod 7. The trapezoidal slider 9 slides and adapts inside the trapezoidal slide groove 12 to achieve the height adjustment of the roller cover 10, so that the roller 11 is more appropriately close to the road surface. With the help of the moving thrust of the vehicle body carrier, the roller 11 realizes the leveling rolling of the road surface.

[0026] The working principle of a road leveling device for highway construction provided by the utility model is as follows: the device is connected to the mounting position of the vehicle body carrier through the connecting hole in the middle of the carrier connecting plate 4 through an external bolt, and then, according to the height of the mounting position of the vehicle body carrier or the actual leveling requirement of the road surface, the second motor 61 inside the protective cover 64 is operated through the control switch group 2, and the output shaft rotates to drive the worm 63 to rotate, thereby driving the rotating worm wheel 62 and the screw 15 to rotate inside the bottom end of the long slider 5, thereby driving the slider 13 to slide on the right side inside the long slider 5, and the two adjusting rods 7 form a scissors folding structure, and the bottom end of the slider 13 and the inner side of the long slider 5 are folded. The left side of the roller cover 10 is rotated through the pin shaft and the upper end of the adjusting rod 7, and the trapezoidal slider 9 slides and adapts inside the trapezoidal slide groove 12 to achieve the height adjustment of the roller cover 10, so that the roller 11 is more appropriately close to the road surface, and with the help of the moving thrust of the vehicle body carrier, the roller 11 rolls the road surface to level it. In the process of leveling, if the lateral position of the road surface leveling changes, there is no need to shift the vehicle body carrier. It only needs to be controlled by the control switch group 2. The first motor 3 is running, and the output shaft rotates to drive the screw rod 14 to rotate, thereby driving the long slider 5 to move laterally, so as to adjust the lateral position of the overall leveling assembly below, which is more convenient and practical.

[0027] It is worth noting that the first motor 3 disclosed in the above embodiment can use D180M-O160030B-E, the second motor 61 can use V5-040130FC2A, the single chip computer 7 can use S7-200, and the single chip computer 7 controls the operation of the first motor 3 and the second motor 61 using methods commonly used in the prior art.

[0028] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A road surface leveling device for highway construction, characterized in that: It comprises a frame (1) and a height adjustment drive mechanism (6); The frame (1) is rotatably connected to a screw rod (14) inside the frame (1) through a bearing, and a long slider (5) is slidably connected inside the frame (1). The screw rod (14) is threadedly connected to a screw hole in the middle of the long slider (5). The right side of the long slider (5) is slidably connected to a slider (13). The bottom end of the slider (13) and the left side of the long slider (5) are both rotatably connected to an adjustment rod (7) through a pin. The middle parts of the two adjustment rods (7) are rotatably connected through a pin. The bottom end of the right adjustment rod (7) is rotatably connected to a U-shaped connection block (8) through a pin. The bottom end of the U-shaped connection block (8) is fixedly connected to the left side of the upper surface of the drum cover (10). A trapezoidal slide groove (12) is provided on the right side of the upper end of the drum cover (10). The trapezoidal slide groove (12) is slidably connected to a trapezoidal slider (9). The upper end of the trapezoidal slider (9) is rotatably connected to the bottom end of the left adjustment rod (7) through a pin. The drum cover (10) is rotatably connected to a drum (11). A height adjustment driving mechanism (6) is arranged at the right end of the long slider (5). A screw rod (15) is arranged at the left end of the height adjustment driving mechanism (6). The screw rod (15) is threadedly connected to the slider (13).

2. A road surface leveling device for highway construction according to claim 1, characterized in that: A control switch group (2) is provided on the front side of the frame (1), and an input end of the control switch group (2) is electrically connected to an external power supply.

3. A road surface leveling device for highway construction according to claim 2, characterized in that: A first motor (3) is provided at the right end of the frame (1); the left end of the output shaft of the first motor (3) is fixedly connected to the right end of the screw rod (14); and the input end of the first motor (3) is electrically connected to the output end of the control switch group (2).

4. A road surface leveling device for highway construction according to claim 2, characterized in that: The height adjustment drive mechanism (6) comprises a second motor (61), a rotating worm wheel (62), a worm (63) and a protective cover (64); the protective cover (64) is arranged at the right end of the long slider (5); the rear side wall of the protective cover (64) is provided with the second motor (61); the front end of the output shaft of the second motor (61) is provided with a worm (63); the rotating worm wheel (62) is fixedly connected to the right end of the screw (15); the rotating worm wheel (62) is meshingly connected to the worm (63); and the input end of the second motor (61) is electrically connected to the output end of the control switch group (2).

5. A road surface leveling device for highway construction according to claim 1, characterized in that: A support plate is provided inside the bottom end of the long slider (5), and the left end of the screw rod (15) is rotatably connected to the support plate via a bearing.

6. A road surface leveling device for highway construction according to claim 1, characterized in that: The left and right sides of the front side of the frame (1) are respectively provided with carrier connection plates (4), and the middle parts of the carrier connection plates (4) are provided with connection holes.

7. A road surface leveling device for highway construction according to claim 1, characterized in that: The frame (1) is provided with guide slide grooves on both the front and rear sides, and the slide bars provided on the side of the long slide block (5) are slidably connected to the longitudinally adjacent guide slide grooves.

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