Pavement maintenance device for highway construction

Abstract

The utility model relates to a pavement maintenance device for highway construction, and belongs to the technical field of highway construction. The sweeping roller is arranged at the front end of the base and used for sweeping impurities such as dust at the damaged position of the road surface into the collecting box, the problem that too many impurities are left in the potholes to affect the maintenance effect during filling is avoided, the maintenance effect of the road surface is further improved, and the conveying auger connected with the stirring mechanism is installed in the storage barrel, so that the maintenance efficiency is improved. According to the device, the function of uniformly discharging asphalt is achieved, meanwhile, the filled asphalt is preliminarily pressed through the trowelling mechanism, the protruding redundant asphalt is scraped through the scraping mechanism, and then the filled asphalt is fully flapped and pressed through the reciprocating pressing mechanism, so that a pavement is kept flat, the repairing quality of the pavement is guaranteed, and the repairing efficiency of the pavement is improved. And the pavement maintenance effect is further improved, the pavement can be rapidly maintained, the labor intensity of workers is greatly relieved, and the working efficiency is high.

Description

Technical Field

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

[0002] Road construction and maintenance are important tasks to ensure road safety and smooth traffic. During the use of roads, road surface cracks, subsidence and other damages may occur due to factors such as vehicles and climate. Road surface cracks need to be grouted and repaired in time to extend the service life of the road surface.

[0003] Most of the existing road maintenance construction and maintenance equipment do not have a cleaning function. Workers are still required to clean the damaged parts of the road surface before filling asphalt into cracks or potholes. Due to the high viscosity of asphalt, it is difficult to evenly control the amount of asphalt fed, and workers are required to smooth the cracks or potholes after filling, which not only increases the labor intensity of workers, but also reduces work efficiency. Secondly, after filling the damaged parts of the road surface, it is difficult to fully press the asphalt, thereby reducing the maintenance effect of the road surface. Summary of the invention

[0004] In order to overcome the problem that most of the existing road maintenance construction and maintenance devices in the background technology do not have a cleaning function, workers are still required to clean the damaged parts of the road surface and then fill the cracks or potholes with asphalt. Due to the high viscosity of asphalt, it is difficult to evenly control the amount of asphalt fed, and the staff needs to perform smoothing operations after filling, which not only increases the labor intensity of the workers, but also has low work efficiency. Secondly, after filling the damaged parts of the road surface, it is difficult to fully press the asphalt, thereby reducing the maintenance effect of the road surface. The utility model provides a road surface maintenance device for highway construction; a sweeping roller is arranged at the front end of the base to sweep away dust and other debris from the damaged parts of the road surface The asphalt is swept into the collection box, which avoids the problem of too many impurities remaining in the potholes during filling and affecting the maintenance effect, further improving the maintenance effect of the road surface. In addition, a feeding auger connected to the stirring mechanism is installed in the storage barrel to realize the uniform discharge of asphalt. At the same time, the filled asphalt is initially pressed by the leveling mechanism, and the raised excess asphalt is scraped off by the scraping mechanism, and the filled asphalt is fully patted and pressed by the reciprocating pressing mechanism, so that the road surface remains flat, the repair quality of the road surface is ensured, the maintenance effect of the road surface is further improved, the road surface can be maintained quickly, the labor intensity of workers is greatly reduced, and the work efficiency is high.

[0005] To achieve the above-mentioned purpose, the utility model is realized through the following technical scheme: a road surface maintenance device for highway construction mainly includes a base, a cleaning roller, a storage barrel, a material pressing mechanism, a stirring mechanism, a collecting box, a smoothing mechanism, a scraping mechanism, a feeding auger, a walking wheel, a wheel axle, a universal wheel, a support frame, a first motor, and a handrail. The wheel axle is installed at the front end of the base through a bearing, a walking wheel is installed at the end of the wheel axle, a universal wheel is installed at the rear end of the base, the roller shaft of the cleaning roller is installed at the front end of the base through a bearing, the first motor is installed on the base, and the first motor is driven by a belt. The mechanism is connected to the roller shaft of the sweeping roller through a transmission mechanism, and the wheel axle is connected to the roller shaft of the sweeping roller through a chain transmission mechanism. The collecting box is installed at the bottom of the base through a connecting piece, and is located on the rear side of the sweeping roller; a smoothing mechanism, a scraping mechanism and a pressing mechanism are installed in sequence on the base along the rear end direction, and a storage barrel is installed on the base through a supporting frame, and is located between the collecting box and the smoothing mechanism. A stirring mechanism for improving the fluidity of asphalt is installed in the storage barrel, and a feeding auger for facilitating the control of the discharge amount is installed at the bottom of the stirring mechanism. The feeding auger is located at the discharge port of the storage barrel, and a handrail is installed at the rear end of the base.

[0006] The pressing mechanism includes a pressing plate, a supporting plate, a gear ring, a guide rail, a wheel disc, a rotating shaft, a second motor, and a limiting tooth. A rectangular groove is provided on the base near the rear end, and the supporting plate is mounted on the base. Guide rails are symmetrically arranged on the supporting plate at the rectangular groove, and the gear ring is slidably mounted on the guide rail. The bottom end of the gear ring passes through the base and is provided with a pressing plate. The rotating shaft is mounted on the supporting plate through a bearing, and wheel discs are symmetrically mounted at both ends of the rotating shaft. Limiting teeth that mesh with the gear ring are provided on the wheel disc in a circumferential direction. The second motor is mounted on the supporting plate, and the second motor is drivingly connected to the rotating shaft.

[0007] The stirring mechanism includes a stirring shaft, a stirring rod, and a third motor. The top end of the stirring shaft is installed on the storage barrel through a bearing and is located inside the storage barrel. Multiple groups of stirring rods are equidistantly arranged on the stirring shaft. The third motor is installed on the top end of the storage barrel, and the third motor is connected to the stirring shaft in a transmission manner. The bottom of the storage barrel is set to a conical structure, and the feeding auger includes a connecting shaft and spiral blades. The top end of the connecting shaft is connected to the stirring shaft. The connecting shaft is located at the discharge port of the storage barrel, and the connecting shaft is provided with spiral blades.

[0008] The smoothing mechanism includes a smear roller, a mounting seat, a connecting rod, a connecting block, a spring, and a limit nut. The mounting seats are respectively provided on both sides of the base, and a connecting rod is slidably installed on the mounting seat. The top end of the connecting rod is threadedly connected to the limit nut, and a connecting block is provided at the bottom. A rotatable smear roller is installed between the connecting blocks. A spring is sleeved on the connecting rod, and the top end of the spring is tightly pressed against the bottom of the mounting seat, and the bottom is tightly pressed against the connecting block.

[0009] The scraper mechanism includes a scraper plate, a screw, a handwheel, and a guide rod. The scraper plate is slidably installed on the base through the guide rod. A rotatable screw is installed on the scraper plate. A threaded sleeve is provided on the base. The screw passes through the base and is threadedly connected to the threaded sleeve. A handwheel for easy rotation is installed on the top of the screw.

[0010] A protective cover is installed at the front end of the base, and the protective cover is located at the top end of the cleaning roller.

[0011] Beneficial effects of the utility model:

[0012] The utility model provides a sweeping roller at the front end of the base for sweeping dust and other impurities at the damaged part of the road surface into the collection box, avoiding the problem of too many impurities remaining in the potholes during filling and affecting the maintenance effect, further improving the maintenance effect of the road surface, and a feeding auger connected with the stirring mechanism is installed in the storage barrel, so that the uniform discharge function of asphalt is realized. At the same time, the filled asphalt is initially pressed by the leveling mechanism, and the raised excess asphalt is scraped off by the scraping mechanism, and then the filled asphalt is fully patted and pressed by the reciprocating pressing mechanism, so that the road surface is kept flat, the repair quality of the road surface is guaranteed, the maintenance effect of the road surface is further improved, the road surface can be maintained quickly, the labor intensity of workers is greatly reduced, and the work efficiency is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This utility model is a three-dimensional schematic diagram Figure 1 .

[0014] Figure 2 This utility model is a three-dimensional schematic diagram Figure 2 .

[0015] Figure 3 It is a three-dimensional schematic diagram of the utility model when viewed from above.

[0016] Figure 4 yes Figure 1 A partial enlarged view of point A in the middle.

[0017] Figure 5 yes Figure 2 A partial enlarged view of point B in the middle.

[0018] Figure 6 yes Figure 2 A partial enlarged view of point C in the middle.

[0019] Figure 7 It is the front view of the utility model.

[0020] Figure 8 It is a cross-sectional view of the utility model.

[0021] Fig. 9 yes Figure 8A partial enlarged view of point D in the middle. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and beneficial effects of the present invention clearer, the preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings to facilitate understanding by technicians.

[0023] The utility model discloses a road surface maintenance device for highway construction, which mainly comprises a base 1, a cleaning roller 2, a material storage barrel 3, a material pressing mechanism 4, a stirring mechanism 5, a collecting box 6, a smoothing mechanism 7, a scraping mechanism 8, a feeding auger 9, a walking wheel 10, a wheel axle 11, a universal wheel 12, a support frame 13, a first motor 14, and a handrail 15. The wheel axle 11 is installed at the front end of the base 1 through a bearing, the end of the wheel axle 11 is installed with the walking wheel 10, the rear end of the base 1 is installed with the universal wheel 12, the roller shaft of the cleaning roller 2 is installed at the front end of the base 1 through a bearing, the first motor 14 is installed on the base 1, and the first motor 14 is connected to the first motor 14. It is connected to the roller shaft of the cleaning roller 2 through a belt transmission mechanism, and the wheel axle 11 is connected to the roller shaft of the cleaning roller 2 through a chain transmission mechanism. The collecting box 6 is installed at the bottom of the base 1 through a connecting piece, and is located on the rear side of the cleaning roller 2; the smoothing mechanism 7, the scraping mechanism 8 and the pressing mechanism 4 are installed in sequence on the base 1 along the rear end direction, the storage barrel 3 is installed on the base 1 through a supporting frame 13, and is located between the collecting box 6 and the smoothing mechanism 7. A stirring mechanism 5 for improving the fluidity of asphalt is installed in the storage barrel 3, and a feeding auger 9 for facilitating the control of the discharge amount is installed at the bottom of the stirring mechanism 5. The feeding auger 9 is located at the discharge port of the storage barrel 3, and a handrail 15 is installed at the rear end of the base 1.

[0024] During operation, the operator starts the first motor 14, and the first motor 14 drives the cleaning roller 2 to rotate. The cleaning roller 2 drives the wheel shaft 11 to rotate through the chain transmission mechanism, and further drives the walking wheel 10 to rotate, thereby driving the device forward. The cleaning roller 2 cleans the dust and other impurities on the damaged road surface into the collection box 6, avoiding the problem of excessive impurities remaining in the potholes during filling and affecting the maintenance effect. The stirring mechanism 5 stirs the asphalt in the storage barrel 3, which is beneficial to improving the fluidity of the asphalt, making it better fit with the road surface, and further improving the road surface. Maintenance effect. At the same time, the stirring mechanism 5 drives the feeding auger 9 to rotate, so that the asphalt in the storage barrel 3 is discharged evenly to fill the cracks or potholes on the road surface. Then, the filled asphalt is preliminarily pressed by the leveling mechanism 7, and the raised excess asphalt is scraped off by the scraping mechanism 8, and then the filled asphalt is fully patted and pressed by the reciprocating pressing mechanism 4, so that the road surface remains flat and the repair quality of the road surface is ensured; the maintenance effect of the road surface is improved, the road surface can be maintained quickly, the labor intensity of the workers is greatly reduced, and the work efficiency is high.

[0025] The pressing mechanism 4 includes a pressing plate 401, a support plate 402, a gear ring 403, a guide rail 404, a wheel disc 405, a rotating shaft 406, a second motor 407, and a limiting tooth 408. A rectangular groove 102 is provided on the base 1 near the rear end, the support plate 402 is mounted on the base 1, and is located at the rectangular groove 102. The support plate 402 is symmetrically provided with guide rails 404, the gear ring 403 is slidably mounted on the guide rails 404, the bottom end of the gear ring 403 passes through the base 1 and is mounted with a pressing plate 401, the rotating shaft 406 is mounted on the support plate 402 through a bearing, and the rotating shaft 406 has two ends. A wheel disc 405 is symmetrically installed at the end, and a limiting tooth 408 that meshes with the ring gear 403 is provided on the wheel disc 405 along the circumferential direction. The second motor 407 is installed on the support plate 402, and the second motor 407 is connected to the rotating shaft 406; the second motor 407 drives the rotating shaft 406 to rotate, and the rotating shaft 406 drives the wheel disc 405 to rotate, and the wheel disc 405 drives the ring gear 403 to move back and forth up and down, and further drives the pressing plate 401 at the bottom of the ring gear 403 to move back and forth up and down, so as to fully press the filled asphalt, so that the road surface remains flat, and the quality of road repair is further guaranteed.

[0026] The stirring mechanism 5 includes a stirring shaft 501, a stirring rod 502, and a third motor 503. The top end of the stirring shaft 501 is installed on the storage barrel 3 through a bearing and is located inside the storage barrel 3. A plurality of stirring rods 502 are equidistantly arranged on the stirring shaft 501. The third motor 503 is installed on the top end of the storage barrel 3, and the third motor 503 is connected to the stirring shaft 501 in a transmission manner. The bottom of the storage barrel 3 is set as a conical structure. The feeding auger 9 includes a connecting shaft 901 and a spiral blade 902. The top end of the connecting shaft 901 is connected to the stirring shaft 501. The connecting shaft 901 is located at the discharge port of the storage barrel 3, and the connecting shaft 901 is provided with a spiral blade 902. The third motor 503 drives the stirring shaft 501 to rotate, and further drives the stirring rod 502 to rotate, so as to stir the asphalt in the storage barrel 3, which is beneficial to improve the fluidity of the asphalt, make it better fit with the road surface, and further improve the maintenance effect of the road surface.

[0027] The smoothing mechanism 7 includes a smear roller 701, a mounting seat 702, a connecting rod 703, a connecting block 704, a spring 705, and a limit nut 706. The mounting seats 702 are respectively provided on both sides of the base 1, and the connecting rod 703 is slidably installed on the mounting seat 702. The top of the connecting rod 703 is threadedly connected to the limit nut 706, and the bottom is provided with a connecting block 704. A rotatable smear roller 701 is installed between the connecting blocks 704. A spring 705 is sleeved on the connecting rod 703, and the top of the spring 705 is tightly pressed against the bottom of the mounting seat 702, and the bottom is tightly pressed against the connecting block 704; the connecting rod 703, the spring 705 and the connecting block 704 cooperate with each other, so that the smear roller 701 is kept in contact with the filled asphalt. During the forward movement of the device, the smear roller 701 is rotated under force, so as to perform preliminary pressing on the filled asphalt, which saves time and labor and has high work efficiency.

[0028] The scraper mechanism 8 includes a scraper plate 801, a screw rod 802, a hand wheel 803, and a guide rod 804. The scraper plate 801 is slidably mounted on the base 1 through the guide rod 804. A rotatable screw rod 802 is mounted on the scraper plate 801. A threaded sleeve 101 is provided on the base 1. The screw rod 802 passes through the base 1 and is threadedly connected to the threaded sleeve 101. A hand wheel 803 that is easy to rotate is installed on the top of the screw rod 802. When in use, the operator rotates the hand wheel 803, and the hand wheel 803 drives the screw rod 802 to rotate, so that the screw rod 802 moves axially along the threaded sleeve 101, and further drives the scraper plate 801 to move vertically, thereby adjusting the distance between the bottom end of the scraper plate 801 and the ground, so as to facilitate the scraping of the raised excess asphalt, thereby ensuring the flatness of the road repair and improving the road maintenance effect.

[0029] A protective cover 16 is installed at the front end of the base 1, and the protective cover 16 is located at the top of the cleaning roller 2; it is helpful to prevent the cleaning roller 2 from splashing residues during the cleaning process.

[0030] Working process:

[0031] During operation, the operator starts the first motor 14, the second motor 407 and the third motor 503 respectively, and drives the cleaning roller 2 to rotate through the first motor 14. The cleaning roller 2 drives the wheel shaft 11 to rotate through the chain transmission mechanism, and further drives the walking wheel 10 to rotate, thereby driving the device forward. The dust and other impurities at the damaged part of the road surface are swept into the collection box 6 by the cleaning roller 2, avoiding the problem that too many impurities remain in the potholes during filling and affecting the maintenance effect. The third motor 503 drives the stirring shaft 501 to rotate, and further drives the stirring rod 502 to rotate, stirring the asphalt in the storage barrel 3, which is beneficial to improve the fluidity of the asphalt, so that it can better fit with the road surface, and further improve the maintenance effect of the road surface. At the same time, the stirring shaft 501 drives the feeding The auger 9 rotates to discharge the asphalt in the storage barrel 3 evenly, filling the cracks or potholes on the road surface. During the forward movement of the device, the smear roller 701 is rotated by force to initially press the filled asphalt, and then the raised excess asphalt is scraped off by the scraper plate 801. The second motor 407 drives the rotating shaft 406 to rotate, and the rotating shaft 406 drives the wheel plate 405 to rotate. The wheel plate 405 drives the gear ring 403 to move up and down, and further drives the pressing plate 401 at the bottom of the gear ring 403 to move up and down, so that the filled asphalt is fully patted and pressed, so that the road surface remains flat, and the repair quality of the road surface is guaranteed; the maintenance effect of the road surface is improved, the road surface can be maintained quickly, the labor intensity of the workers is greatly reduced, and the work efficiency is high.

[0032] Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail through the above preferred embodiments, those skilled in the art should understand that various changes can be made in form and details without departing from the scope defined by the claims of the utility model.

Claims

1. A road surface maintenance device for highway construction, characterized in that: The road surface maintenance device for highway construction comprises a base (1), a cleaning roller (2), a material storage barrel (3), a material pressing mechanism (4), a stirring mechanism (5), a collecting box (6), a smoothing mechanism (7), a scraping mechanism (8), a feeding auger (9), a traveling wheel (10), a wheel axle (11), a universal wheel (12), a support frame (13), a first motor (14), and a handrail (15). The wheel axle (11) is mounted on the front end of the base (1) via a bearing, the traveling wheel (10) is mounted on the end of the wheel axle (11), the universal wheel (12) is mounted on the rear end of the base (1), the roller shaft of the cleaning roller (2) is mounted on the front end of the base (1) via a bearing, the first motor (14) is mounted on the base (1), and the first motor (14) is connected to the cleaning roller via a belt transmission mechanism. The sweeping roller (2) is connected to the roller shaft of the sweeping roller (2) through a chain transmission mechanism, and the wheel shaft (11) is connected to the roller shaft of the sweeping roller (2) through a chain transmission mechanism. The collecting box (6) is installed at the bottom of the base (1) through a connecting piece and is located at the rear side of the sweeping roller (2). The base (1) is sequentially installed with a smoothing mechanism (7), a scraping mechanism (8) and a pressing mechanism (4) along the rear end direction. The storage barrel (3) is installed on the base (1) through a support frame (13) and is located between the collecting box (6) and the smoothing mechanism (7). A stirring mechanism (5) for improving the fluidity of asphalt is installed in the storage barrel (3). A feeding auger (9) for facilitating the control of the amount of material discharged is installed at the bottom of the stirring mechanism (5). The feeding auger (9) is located at the discharge port of the storage barrel (3). A handrail (15) is installed at the rear end of the base (1).

2. A road surface maintenance device for highway construction as claimed in claim 1, characterized in that: The pressing mechanism (4) comprises a pressing plate (401), a support plate (402), a gear ring (403), a guide rail (404), a wheel disc (405), a rotating shaft (406), a second motor (407), and a limiting tooth (408). A rectangular groove (102) is provided on the base (1) near the rear end. The support plate (402) is mounted on the base (1) at the rectangular groove (102). The guide rails (404) are symmetrically arranged on the support plate (402). The gear ring (403) slides The rotating shaft (406) is mounted on the support plate (402) through a bearing, and wheel discs (405) are symmetrically mounted at both ends of the rotating shaft (406). The wheel discs (405) are provided with limiting teeth (408) that mesh with the gear ring (403) along the circumferential direction. The second motor (407) is mounted on the support plate (402), and the second motor (407) is connected to the rotating shaft (406) in a transmission manner.

3. A road surface maintenance device for highway construction according to claim 1 or 2, characterized in that: The stirring mechanism (5) comprises a stirring shaft (501), a stirring rod (502), and a third motor (503); the top end of the stirring shaft (501) is mounted on a material storage barrel (3) via a bearing and is located inside the material storage barrel (3); a plurality of stirring rods (502) are equidistantly arranged on the stirring shaft (501); the third motor (503) is mounted on the top end of the material storage barrel (3), and the third motor (503) is connected to the stirring shaft (501) in a transmission manner; the bottom of the material storage barrel (3) is configured as a conical structure; the feeding auger (9) comprises a connecting shaft (901) and a spiral blade (902); the top end of the connecting shaft (901) is connected to the stirring shaft (501); the connecting shaft (901) is located at the material discharge port of the material storage barrel (3), and the connecting shaft (901) is provided with a spiral blade (902).

4. A road surface maintenance device for highway construction as claimed in claim 3, characterized in that: The smoothing mechanism (7) comprises a smearing roller (701), a mounting seat (702), a connecting rod (703), a connecting block (704), a spring (705), and a limiting nut (706). The mounting seats (702) are respectively arranged on both sides of the base (1). A connecting rod (703) is slidably mounted on the mounting seat (702). The top end of the connecting rod (703) is threadedly connected to the limiting nut (706), and a connecting block (704) is arranged at the bottom end. A rotatable smearing roller (701) is installed between the connecting blocks (704). A spring (705) is sleeved on the connecting rod (703). The top end of the spring (705) is tightly pressed against the bottom of the mounting seat (702), and the bottom is tightly pressed against the connecting block (704).

5. A road surface maintenance device for highway construction as claimed in claim 1 or 4, characterized in that: The scraper mechanism (8) comprises a scraper plate (801), a screw rod (802), a hand wheel (803), and a guide rod (804); the scraper plate (801) is slidably mounted on the base (1) via the guide rod (804); a rotatable screw rod (802) is mounted on the scraper plate (801); a threaded sleeve (101) is provided on the base (1); the screw rod (802) passes through the base (1) and is threadedly connected to the threaded sleeve (101); and a hand wheel (803) is mounted on the top of the screw rod (802) for easy rotation.

6. A road surface maintenance device for highway construction as claimed in claim 1 or 2, characterized in that: A protective cover (16) is installed at the front end of the base (1), and the protective cover (16) is located at the top end of the cleaning roller (2).

Images