Pavement smoothing device for road maintenance

Abstract

A road surface smoothing device for road maintenance comprises a bottom frame, a handrail, a storage mechanism, a stabilizing mechanism, a mounting frame, a first motor, a pressing roller, a cleaning mechanism and a movable supporting mechanism, the storage mechanism is arranged on the bottom frame, the stabilizing mechanism is arranged between the storage mechanism and the mounting frame, and the first motor is fixedly arranged in the mounting frame; the pressing roller is inserted between the two mounting frames and rotationally connected with the mounting frames, the two ends of the pressing roller penetrate through the side walls of the mounting frames to be fixedly connected with an output shaft of the first motor, the cleaning mechanism is arranged between the two mounting frames, and the movable supporting mechanisms are arranged at the four corners of the bottom face of the bottom frame; the cleaning mechanism comprises a transverse frame and a scraping plate, the transverse frame is fixedly arranged at the top end of the side wall of the mounting frame, first sliding blocks are fixedly arranged at the two ends of the scraping plate, and the first sliding blocks are inserted into the transverse frame and horizontally slide along the transverse frame. And through the arrangement of the scraping plate, the first sliding block and the transverse frame are matched for use, so that the scraping plate is attached to the side wall of the compression roller, the surface of the compression roller is conveniently cleaned in time, and the subsequent working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of highway maintenance, and more specifically, to a road surface grinding device for highway maintenance. Background Technique

[0002] At present, urban roads need to be regularly maintained before and during use to increase the service life of the roads. After the construction of urban roads, the road surface will be uneven. In order to make the road surface flat, a maintenance device needs to be used to grind the road surface.

[0003] The patent with the authorization announcement number CN215164387U discloses a road surface leveling machine for highway engineering, including a frame. The left and right sides of the bottom end of the frame are both connected with driving components. The right side of the bottom end of the frame is fixedly connected with a flattening mechanism. The left side of the bottom end of the frame is fixedly connected with a fixed seat. An empty groove is arranged inside the fixed seat. The left end of the fixed seat is fixedly connected with an adjusting motor. The output shaft of the adjusting motor extends into the empty groove and is fixedly connected with a first gear. Two second gears are rotatably connected inside the empty groove through a rotating shaft. The two second gears are meshed with each other. The first gear is meshed with the second gear located at the rear. One end of the two rotating shafts extending to the right side of the fixed seat is fixedly connected with an incomplete gear. A convex groove is arranged at the bottom side of the right end of the fixed seat; it is convenient to push the concrete to move horizontally on the road surface, and can make the concrete evenly spread on the road surface, ensure the flatness of the road surface, and improve the leveling effect. However, this patent cannot clean the surface of the pressure roller in time, which affects the subsequent work efficiency. Content of the Utility Model

[0004] The utility model aims to provide a road surface grinding device for highway maintenance to overcome the problem that the surface of the pressure roller cannot be cleaned, which affects the subsequent work efficiency.

[0005] A road surface grinding device for highway maintenance includes a chassis, a handrail, a storage mechanism, a stabilizing mechanism, an installation frame, a first motor, a pressure roller, a cleaning mechanism and a mobile support mechanism. The handrail is fixedly arranged at the rear end of the top surface of the chassis. The storage mechanism is arranged on the chassis. The stabilizing mechanism is arranged between the storage mechanism and the installation frame. The first motor is fixedly arranged inside the installation frame. The pressure roller is inserted between the two installation frames and is rotatably connected with the installation frame. Both ends of the pressure roller penetrate through the side wall of the installation frame and are fixedly connected with the output shaft of the first motor. The cleaning mechanism is arranged between the two installation frames. The mobile support mechanism is arranged at the four corners of the bottom surface of the chassis;

[0006] The storage mechanism includes a storage box and a cross plate. The cross plate is inserted inside the storage box and slides vertically along the storage box. The stabilizing mechanism is arranged at the bottom surface of the cross plate;

[0007] The cleaning mechanism includes a horizontal frame and a scraper. The horizontal frame is fixedly arranged at the top end of the side wall of the mounting frame. At both ends of the scraper, first sliders are fixedly arranged. The first sliders are inserted into the interior of the horizontal frame and slide horizontally along the horizontal frame.

[0008] Furthermore, the cleaning mechanism further includes a first threaded rod and a second motor. The first threaded rod is inserted into the interior of the horizontal frame and is rotationally connected to the horizontal frame. The first sliders are sleeved on the first threaded rod and slide horizontally along the horizontal frame through the first threaded rod. A first groove is formed inside one end of the horizontal frame away from the mounting frame. The second motor is fixedly arranged inside the first groove. One end of the first threaded rod penetrates through the first groove and is fixedly connected to the output shaft of the second motor.

[0009] Furthermore, a spring is sleeved on the first threaded rod. One end of the spring is fixedly connected to the inner wall of the horizontal frame, and the other end of the spring is fixedly connected to the side wall of the first slider.

[0010] Furthermore, the storage mechanism further includes a second threaded rod and a third motor. The two second threaded rods are inserted into both ends inside the storage box and are rotationally connected to the storage box. Both ends of the cross plate are sleeved on the two second threaded rods and slide vertically along the storage box through the second threaded rods. A second groove is formed inside the top end of the storage box. The third motor is fixedly arranged inside the second groove. The top end of the second threaded rod penetrates through the second groove and is fixedly connected to the output shaft of the third motor.

[0011] Furthermore, the stabilizing mechanism includes a vertical frame and vertical rods. The top end of the vertical frame is fixedly arranged on the bottom surface of the cross plate. At the top ends of the two vertical rods, second sliders are fixedly arranged. The second sliders are inserted into the interior of the vertical frame and slide vertically along the vertical frame. The bottom ends of the vertical rods penetrate through the vertical frame and are fixedly connected to the top surface of the mounting frame.

[0012] Furthermore, the stabilizing mechanism further includes a third threaded rod and a fourth motor. The third threaded rod is inserted into the interior of the vertical frame and is rotationally connected to the vertical frame. The second sliders are sleeved on the third threaded rod and slide vertically along the vertical frame through the third threaded rod. A third groove is formed inside the top end of the vertical frame. The fourth motor is fixedly arranged inside the third groove. The top end of the third threaded rod penetrates through the third groove and is fixedly connected to the output shaft of the fourth motor.

[0013] Furthermore, the mobile support mechanism includes legs, mobile wheels, third sliders, connecting rods, and a support seat. The top ends of the legs are fixedly arranged on the bottom surface of the chassis. The mobile wheels are fixedly arranged at the bottom ends of the legs. The third sliders are inserted into the interior of the legs and slide vertically along the legs. Both ends of the third sliders penetrate through the legs and are fixedly connected to the two connecting rods. The support seat is fixedly arranged at the bottom ends of the two connecting rods.

[0014] Furthermore, the mobile support mechanism further includes a fourth threaded rod. The fourth threaded rod is inserted into the interior of the legs and is rotationally connected to the legs. The third sliders are sleeved on the fourth threaded rod and slide vertically along the legs through the fourth threaded rod.

[0015] Furthermore, a fourth groove is provided inside the outrigger. An insertion cylinder is fixedly arranged on the side wall of the outrigger. The insertion cylinder is communicated with the inside of the fourth groove. A rotating handle is inserted into the insertion cylinder. A first bevel gear is welded to the part of the rotating handle inserted into the fourth groove. The top end of the fourth threaded rod penetrates through the fourth groove and is fixedly provided with a second bevel gear. The first bevel gear meshes with the second bevel gear.

[0016] Furthermore, a locking screw for locking the rotating handle is inserted into the side wall of the insertion cylinder.

[0017] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0018] ① For the road surface grinding device for road maintenance provided by the present utility model, by arranging the scraping plate, the scraping plate is attached to the side wall of the pressure roller through the cooperation between the first slider and the cross frame, which is convenient for timely cleaning the surface of the pressure roller and improving the subsequent work efficiency.

[0019] ② For the road surface grinding device for road maintenance provided by the present utility model, by arranging the spring, one end of the spring is fixedly connected to the inner wall of the cross frame, and the other end of the spring is fixedly connected to the side wall of the first slider. Since the spring is an elastic element, a thrust is generated between the inner wall of the cross frame and the first slider, making the scraping plate stably attached to the side wall of the pressure roller and improving the stability of the device.

[0020] ③ For the road surface grinding device for road maintenance provided by the present utility model, by arranging the vertical frame and the vertical rod, the pressure roller stably contacts the ground through the cooperation between the vertical rod and the second slider and the vertical frame, improving the stability of the device.

[0021] ④ For the road surface grinding device for road maintenance provided by the present utility model, by arranging the support base, the support base is lowered through the cooperation between the third slider and the connecting rod to support the device, preventing the device from shifting due to external forces when idle and improving the stability of the device.

[0022] ⑤ For the road surface grinding device for road maintenance provided by the present utility model, by arranging the insertion cylinder and the locking screw, the rotating handle is locked and fixed through the cooperation between the insertion cylinder and the locking screw, improving the stability of the device. Description of the Drawings

[0023] The drawings are used to provide a further understanding of the present utility model and constitute a part of the specification. They are used together with the embodiments of the present utility model to explain the present utility model and do not constitute a limitation to the present utility model. In the drawings:

[0024] Figure 1 is the overall structural schematic diagram of the road surface grinding device for road maintenance in the present utility model.

[0025] Figure 2 is the specific structural schematic diagram of the storage mechanism in the present utility model.

[0026] Figure 3 It is a schematic structural diagram of the cleaning mechanism in the present utility model.

[0027] Figure 4 It is a schematic structural diagram of the stabilizing mechanism in the present utility model.

[0028] Figure 5 It is a schematic structural diagram of the mobile support mechanism in the present utility model.

[0029] In the figure: 1, chassis; 2, handrail; 3, mounting frame; 4, first motor; 5, pressure roller; 6, storage box; 7, cross plate; 8, cross frame; 9, scraper; 10, first slider; 11, first threaded rod; 12, second motor; 13, first groove; 14, spring; 15, second threaded rod; 16, third motor; 17, second groove; 18, vertical frame; 19, vertical rod; 20, second slider; 21, third threaded rod; 22, fourth motor; 23, third groove; 24, leg; 25, moving wheel; 26, third slider; 27, connecting rod; 28, support seat; 29, fourth threaded rod; 30, fourth groove; 31, insertion cylinder; 32, rotating handle; 33, first bevel gear; 34, second bevel gear; 35, locking screw. Detailed implementation manners

[0030] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0031] Such as Figure 1As shown in the figure, a road surface grinding device for highway maintenance includes a chassis 1, a handrail 2, a storage mechanism, a stabilizing mechanism, a mounting frame 3, a first motor 4, a pressing roller 5, a cleaning mechanism, and a mobile support mechanism. The handrail 2 is fixedly arranged at the rear end of the top surface of the chassis 1. The storage mechanism is arranged on the chassis 1. The stabilizing mechanism is arranged between the storage mechanism and the mounting frame 3. The first motor 4 is fixedly arranged inside the mounting frame 3. The pressing roller 5 is inserted between the two mounting frames 3 and is rotatably connected to the mounting frame 3. Both ends of the pressing roller 5 penetrate through the side wall of the mounting frame 3 and are fixedly connected to the output shaft of the first motor 4. The cleaning mechanism is arranged between the two mounting frames 3. The mobile support mechanism is arranged at the four corners of the bottom surface of the chassis 1. Specifically, the handrail 2 is welded to the rear end of the top surface of the chassis 1. The storage mechanism is arranged on the chassis 1. The stabilizing mechanism is arranged between the storage mechanism and the mounting frame 3. The first motor 4 is fixed to the inside of the mounting frame 3 through a motor base. The pressing roller 5 is inserted between the two mounting frames 3 and is rotatably connected to the mounting frame 3. Both ends of the pressing roller 5 penetrate through the side wall of the mounting frame 3 and are connected and fixed to the output shaft of the first motor 4. The cleaning mechanism is arranged between the two mounting frames 3. The mobile support mechanism is arranged at the four corners of the bottom surface of the chassis 1.

[0032] As Figure 2 shown, the storage mechanism includes a storage box 6 and a cross plate 7. The cross plate 7 is inserted into the storage box 6 and slides vertically along the storage box 6. The stabilizing mechanism is arranged on the bottom surface of the cross plate 7. Specifically, the cross plate 7 is inserted into the storage box 6 and slides vertically along the storage box 6. The stabilizing mechanism is arranged on the bottom surface of the cross plate 7.

[0033] As Figure 3 shown, the cleaning mechanism includes a cross frame 8 and a scraping plate 9. The cross frame 8 is fixedly arranged at the top end of the side wall of the mounting frame 3. Both ends of the scraping plate 9 are fixedly provided with first sliders 10. The first sliders 10 are inserted into the cross frame 8 and slide horizontally along the cross frame 8. Specifically, the cross plate 7 is welded to the top end of the side wall of the mounting frame 3. Both ends of the scraping plate 9 are welded with first sliders 10. The first sliders 10 are inserted into the cross frame 8 and slide horizontally along the cross frame 8.

[0034] In the present utility model, by arranging the scraping plate 9, the cooperation between the first slider 10 and the cross frame 8 makes the scraping plate 9 fit against the side wall of the pressing roller 5, which is convenient for timely cleaning the surface of the pressing roller 5 and improving the subsequent work efficiency.

[0035] The cleaning mechanism further includes a first threaded rod 11 and a second motor 12. The first threaded rod 11 is inserted into the inside of the horizontal frame 8 and rotatably connected to the horizontal frame 8. The first slider 10 is sleeved on the first threaded rod 11 and horizontally slides along the horizontal frame 8 through the first threaded rod 11. A first groove 13 is formed inside one end of the horizontal frame 8 away from the mounting frame 3. The second motor 12 is fixedly arranged inside the first groove 13. One end of the first threaded rod 11 penetrates through the first groove 13 and is fixedly connected to the output shaft of the second motor 12. Specifically, the first threaded rod 11 is inserted into the inside of the horizontal frame 8 and rotatably connected to the horizontal frame 8. A through hole is formed on the first slider 10. The first slider 10 is sleeved on the first threaded rod 11 through the through hole and horizontally slides along the horizontal frame 8 through the first threaded rod 11. A first groove 13 is formed inside one end of the horizontal frame 8 away from the mounting frame 3. The second motor 12 is fixed inside the first groove 13. One end of the first threaded rod 11 penetrates through the first groove 13 and is fixedly connected to the output shaft of the second motor 12.

[0036] A spring 14 is sleeved on the first threaded rod 11. One end of the spring 14 is fixedly connected to the inner wall of the horizontal frame 8, and the other end of the spring 14 is fixedly connected to the side wall of the first slider 10. Specifically, the spring 14 is sleeved on the first threaded rod 11. One end of the spring 14 is welded to the inner wall of the horizontal frame 8, and the other end of the spring 14 is welded to the side wall of the first slider 10.

[0037] In the present utility model, by arranging the spring 14, one end of the spring 14 is fixedly connected to the inner wall of the horizontal frame 8, and the other end of the spring 14 is fixedly connected to the side wall of the first slider 10. Since the spring 14 is an elastic element, a thrust is generated between the inner wall of the horizontal frame 8 and the first slider 10, so that the scraping plate 9 is stably attached to the side wall of the pressure roller 5, improving the stability of the device.

[0038] The storage mechanism further includes a second threaded rod 15 and a third motor 16. The two second threaded rods 15 are inserted into both ends inside the storage box 6 and rotatably connected to the storage box 6. Both ends of the horizontal plate 7 are sleeved on the two second threaded rods 15 and vertically slide along the storage box 6 through the second threaded rods 15. A second groove 17 is formed inside the top end of the storage box 6. The third motor 16 is fixedly arranged inside the second groove 17. The top end of the second threaded rod 15 penetrates through the second groove 17 and is fixedly connected to the output shaft of the third motor 16. Specifically, the two second threaded rods 15 are inserted into both ends inside the storage box 6 and rotatably connected to the storage box 6. Through holes are formed at both ends of the horizontal plate 7. The horizontal plate 7 is sleeved on the two second threaded rods 15 through the through holes and vertically slides along the storage box 6 through the second threaded rods 15. A second groove 17 is formed inside the top end of the storage box 6. The third motor 16 is fixed inside the second groove 17 through a motor seat. The top end of the second threaded rod 15 penetrates through the second groove 17 and is fixedly connected to the output shaft of the third motor 16.

[0039] As Figure 4As shown in the figure, the stabilizing mechanism includes a vertical frame 18 and vertical rods 19. The top end of the vertical frame 18 is fixedly arranged on the bottom surface of the cross plate 7. The top ends of the two vertical rods 19 are fixedly provided with a second slider 20. The second slider 20 is inserted into the vertical frame 18 and slides vertically along the vertical frame 18. The bottom ends of the vertical rods 19 penetrate through the vertical frame 18 and are fixedly connected to the top surface of the mounting frame 3. Specifically, the top end of the vertical frame 18 is welded to the bottom surface of the cross plate 7. The top ends of the two vertical rods 19 are welded with a second slider 20. The second slider 20 is inserted into the vertical frame 18 and slides vertically along the vertical frame 18. The bottom ends of the vertical rods 19 penetrate through the vertical frame 18 and are welded to the top surface of the mounting frame 3.

[0040] In the present utility model, by arranging the vertical frame 18 and the vertical rods 19, the vertical rods 19 cooperate with the vertical frame 18 through the second slider 20 to make the pressure roller 5 stably contact the ground, improving the stability of the device.

[0041] The stabilizing mechanism further includes a third threaded rod 21 and a fourth motor 22. The third threaded rod 21 is inserted into the vertical frame 18 and rotatably connected to the vertical frame 18. The second slider 20 is sleeved on the third threaded rod 21 and slides vertically along the vertical frame 18 through the third threaded rod 21. A third groove 23 is opened inside the top end of the vertical frame 18. The fourth motor 22 is fixedly arranged inside the third groove 23. The top end of the third threaded rod 21 penetrates through the third groove 23 and is fixedly connected to the output shaft of the fourth motor 22. Specifically, the third threaded rod 21 is inserted into the vertical frame 18 and rotatably connected to the vertical frame 18. A through hole is opened on the second slider 20. The second slider 20 is sleeved on the third threaded rod 21 through the through hole and slides vertically along the vertical frame 18 through the third threaded rod 21. A third groove 23 is opened inside the top end of the vertical frame 18. The fourth motor 22 is fixed inside the third groove 23 through a motor seat. The top end of the third threaded rod 21 penetrates through the third groove 23 and is fixedly connected to the output shaft of the fourth motor 22.

[0042] As Figure 5 shown, the mobile support mechanism includes legs 24, mobile wheels 25, a third slider 26, a connecting rod 27 and a support seat 28. The top ends of the legs 24 are fixedly arranged on the bottom surface of the chassis 1. The mobile wheels 25 are fixedly arranged at the bottom ends of the legs 24. The third slider 26 is inserted into the legs 24 and slides vertically along the legs 24. Both ends of the third slider 26 penetrate through the legs 24 and are fixedly connected to the two connecting rods 27. The support seat 28 is fixedly arranged at the bottom ends of the two connecting rods 27. Specifically, the top ends of the legs 24 are welded to the bottom surface of the chassis 1. The mobile wheels 25 are welded to the bottom ends of the legs 24. The third slider 26 is inserted into the legs 24 and slides vertically along the legs 24. Both ends of the third slider 26 penetrate through the legs 24 and are welded to the two connecting rods 27. The support seat 28 is welded to the bottom ends of the two connecting rods 27.

[0043] In the present utility model, by providing the support base 28, the third slider 26 and the connecting rod 27 are used in cooperation to lower the support base 28 to support the device, preventing the device from shifting due to external forces when idle and improving the stability of the device.

[0044] The moving support mechanism further includes a fourth threaded rod 29. The fourth threaded rod 29 is inserted into the leg 24 and is rotatably connected to the leg 24. The third slider 26 is sleeved on the fourth threaded rod 29 and vertically slides along the leg 24 through the fourth threaded rod 29. Specifically, the fourth threaded rod 29 is inserted into the leg 24 and is rotatably connected to the leg 24. A through hole is provided on the third slider 26. The third slider 26 is sleeved on the fourth threaded rod 29 through the through hole and vertically slides along the leg 24 through the fourth threaded rod 29.

[0045] A fourth groove 30 is provided inside the leg 24. A socket cylinder 31 is fixedly provided on the side wall of the leg 24. The socket cylinder 31 is communicated with the inside of the fourth groove 30. A rotary handle 32 is inserted into the socket cylinder 31. A first bevel gear 33 is welded to the part of the rotary handle 32 inserted into the fourth groove 30. The top end of the fourth threaded rod 29 penetrates through the fourth groove 30 and is fixedly provided with a second bevel gear 34. The first bevel gear 33 and the second bevel gear 34 are meshed with each other. Specifically, a fourth groove 30 is provided inside the leg 24. The side wall of the leg 24 is welded with a socket cylinder 31. The socket cylinder 31 is communicated with the inside of the fourth groove 30. The rotary handle 32 is inserted into the socket cylinder 31. A first bevel gear 33 is welded to the part of the rotary handle 32 inserted into the fourth groove 30. The top end of the fourth threaded rod 29 penetrates through the fourth groove 30 and is welded with a second bevel gear 34. The first bevel gear 33 and the second bevel gear 34 are meshed with each other.

[0046] A locking screw 35 is inserted into the side wall of the socket cylinder 31 for locking the rotary handle 32. Specifically, screw holes are provided at both ends of the side wall of the socket cylinder 31. The two locking screws 35 respectively penetrate through the screw holes on the side wall of the socket cylinder 31 and the ends inserted into the socket cylinder 31 are in contact with the rotary handle 32.

[0047] In the present utility model, by providing the socket cylinder 31 and the locking screw 35, the socket cylinder 31 and the locking screw 35 are used in cooperation to lock and fix the rotary handle 32, improving the stability of the device.

[0048] The working principle of the road surface grinding device for road maintenance in this embodiment is:

[0049] The third motor 16 rotates the output shaft, the second threaded rod 15 rotates with the output shaft, the cross plate 7 rotates with the second threaded rod 15 and slides vertically inside the storage box 6, the vertical frame 18 moves vertically with the cross plate 7, the vertical rod 19 moves vertically with the vertical frame 18, the mounting frame 3 moves vertically with the vertical rod 19, and the pressing roller 5 moves vertically with the mounting frame 3 and extends out of the storage box 6. The fourth motor 22 rotates the output shaft, the third threaded rod 21 rotates with the output shaft, the second slider 20 slides vertically along the vertical frame 18 with the third threaded rod 21, the vertical rod 19 slides vertically along the vertical frame 18 with the second slider 20, the mounting block moves vertically with the vertical rod 19, and the pressing roller 5 moves vertically with the mounting block until it contacts the ground. The second motor 12 rotates the output shaft, the first threaded rod 11 rotates with the second motor 12, the first slider 10 rotates with the first threaded rod 11 and slides horizontally along the cross frame 8, and the scraping plate 9 moves horizontally with the first slider 10 until it contacts the side wall of the pressing roller 5. At the same time, the first motor 4 rotates the output shaft, and the pressing roller 5 rotates with the output shaft to perform the leveling work. When idle, rotate the hand crank 32, the first bevel gear 33 rotates with the hand crank 32, the second bevel gear 34 rotates with the first bevel gear 33, the fourth threaded rod 29 rotates with the second bevel gear 34, the third slider 26 rotates with the fourth threaded rod 29 and slides vertically along the support leg 24, the connecting rod 27 moves vertically with the third slider 26, and the support seat 28 moves vertically with the connecting rod 27 until it contacts the ground. Tighten the locking screw 35 to lock the hand crank 32 and support the device to prevent deviation due to external forces.

[0050] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A road surface grinding device for highway maintenance, characterized in that: It includes a chassis (1), handrails (2), a storage mechanism, a stabilizing mechanism, a mounting frame (3), a first motor (4), a pressure roller (5), a cleaning mechanism, and a mobile support mechanism. The handrails (2) are fixedly arranged at the rear end of the top surface of the chassis (1). The storage mechanism is arranged on the chassis (1). The stabilizing mechanism is arranged between the storage mechanism and the mounting frame (3). The first motor (4) is fixedly arranged inside the mounting frame (3). The pressure roller (5) is inserted between the two mounting frames (3) and is rotatably connected to the mounting frame (3). Both ends of the pressure roller (5) penetrate through the side wall of the mounting frame (3) and are fixedly connected to the output shaft of the first motor (4). The cleaning mechanism is arranged between the two mounting frames (3). The mobile support mechanism is arranged at the four corners of the bottom surface of the chassis (1). The storage mechanism includes a storage box (6) and a cross plate (7). The cross plate (7) is inserted inside the storage box (6) and slides vertically along the storage box (6). The stabilizing mechanism is arranged on the bottom surface of the cross plate (7). The cleaning mechanism includes a cross frame (8) and a scraper (9). The cross frame (8) is fixedly arranged at the top end of the side wall of the mounting frame (3). First sliders (10) are fixedly arranged at both ends of the scraper (9). The first sliders (10) are inserted inside the cross frame (8) and slide horizontally along the cross frame (8).

2. The road surface grinding device for highway maintenance according to claim 1, characterized in that: The cleaning mechanism further includes a first threaded rod (11) and a second motor (12). The first threaded rod (11) is inserted inside the cross frame (8) and is rotatably connected to the cross frame (8). The first sliders (10) are sleeved on the first threaded rod (11) and slide horizontally along the cross frame (8) through the first threaded rod (11). A first groove (13) is formed inside one end of the cross frame (8) away from the mounting frame (3). The second motor (12) is fixedly arranged inside the first groove (13). One end of the first threaded rod (11) penetrates through the first groove (13) and is fixedly connected to the output shaft of the second motor (12).

3. A road surface grinding device for highway maintenance according to claim 2, characterized in that: A spring (14) is sleeved on the first threaded rod (11). One end of the spring (14) is fixedly connected to the inner wall of the cross frame (8), and the other end of the spring (14) is fixedly connected to the side wall of the first slider (10).

4. A road surface grinding device for highway maintenance according to claim 1, characterized in that: The storage mechanism further includes a second threaded rod (15) and a third motor (16). The two second threaded rods (15) are inserted at both ends inside the storage box (6) and are rotatably connected to the storage box (6). Both ends of the cross plate (7) are sleeved on the two second threaded rods (15) and slide vertically along the storage box (6) through the second threaded rods (15). A second groove (17) is formed inside the top end of the storage box (6). The third motor (16) is fixedly arranged inside the second groove (17). The top end of the second threaded rod (15) penetrates through the second groove (17) and is fixedly connected to the output shaft of the third motor (16).

5. A road surface grinding device for highway maintenance according to claim 1, characterized in that: The stability mechanism includes a vertical frame (18) and vertical rods (19). The top end of the vertical frame (18) is fixedly arranged on the bottom surface of the cross plate (7). The top ends of the two vertical rods (19) are fixedly provided with second sliders (20). The second sliders (20) are inserted into the interior of the vertical frame (18) and slide vertically along the vertical frame (18). The bottom ends of the vertical rods (19) penetrate through the vertical frame (18) and are fixedly connected to the top surface of the mounting frame (3).

6. The road surface grinding device for highway maintenance according to claim 5, characterized in that: The stability mechanism further includes a third threaded rod (21) and a fourth motor (22). The third threaded rod (21) is inserted into the interior of the vertical frame (18) and is rotationally connected to the vertical frame (18). The second slider (20) is sleeved on the third threaded rod (21) and slides vertically along the vertical frame (18) through the third threaded rod (21). A third groove (23) is formed in the interior of the top end of the vertical frame (18). The fourth motor (22) is fixedly arranged in the third groove (23). The top end of the third threaded rod (21) penetrates through the third groove (23) and is fixedly connected to the output shaft of the fourth motor (22).

7. A road surface grinding device for highway maintenance according to claim 1, characterized in that: The mobile support mechanism includes legs (24), mobile wheels (25), third sliders (26), connecting rods (27) and support seats (28). The top ends of the legs (24) are fixedly arranged on the bottom surface of the chassis (1). The mobile wheels (25) are fixedly arranged at the bottom ends of the legs (24). The third sliders (26) are inserted into the interior of the legs (24) and slide vertically along the legs (24). Both ends of the third slider (26) penetrate through the legs (24) and are fixedly connected to the two connecting rods (27). The support seats (28) are fixedly arranged at the bottom ends of the two connecting rods (27).

8. A road surface grinding device for highway maintenance according to claim 7, characterized in that: The mobile support mechanism further includes a fourth threaded rod (29). The fourth threaded rod (29) is inserted into the interior of the legs (24) and is rotationally connected to the legs (24). The third slider (26) is sleeved on the fourth threaded rod (29) and slides vertically along the legs (24) through the fourth threaded rod (29).

9. The road surface grinding device for highway maintenance according to claim 8, characterized in that: A fourth groove (30) is formed in the interior of the legs (24). A socket cylinder (31) is fixedly arranged on the side wall of the legs (24). The socket cylinder (31) communicates with the interior of the fourth groove (30). A rotary handle (32) is inserted into the socket cylinder (31). A first bevel gear (33) is welded to the part of the rotary handle (32) inserted into the fourth groove (30). The top end of the fourth threaded rod (29) penetrates through the fourth groove (30) and is fixedly provided with a second bevel gear (34). The first bevel gear (33) meshes with the second bevel gear (34).

10. A road surface grinding device for highway maintenance according to claim 9, characterized in that: A locking screw rod (35) for locking the rotary handle (32) is inserted into the side wall of the socket cylinder (31).

Images