Asphalt pavement repairing and leveling equipment

Abstract

The utility model provides asphalt pavement repairing and leveling equipment, and particularly relates to the technical field of pavement finishing equipment, the asphalt pavement repairing and leveling equipment comprises a vehicle body, a feeding assembly, a paving assembly, a compacting assembly and a strickling assembly, one end of the top of the vehicle body is provided with a handle, two ends of the bottom of the vehicle body are provided with wheel assemblies, the feeding assembly comprises a temporary storage tank and a stirring assembly, the flattening assembly comprises a flattening plate and a first lifting assembly, the first lifting assembly is in driving connection with the flattening plate, the compacting assembly comprises a pressing roller and a second lifting assembly, the second lifting assembly is rotationally connected with middle shafts at the two ends of the pressing roller, and the slicking assembly comprises a slicking plate and a third lifting assembly. The scraping plate, the paving plate and the pressing roller are located on the lower side of the vehicle body, and the third lifting assembly is connected with the scraping plate. The asphalt pavement repairing device can be used for repairing the damaged part of an asphalt pavement, and is high in repairing efficiency, good in paving and compacting effects and high in pavement flatness.

Description

Technical Field

[0001] The utility model relates to the technical field of road surface finishing equipment, in particular to an asphalt road surface finishing and leveling equipment. Background Art

[0002] Asphalt pavement is a road surface formed by paving and rolling asphalt concrete. Asphalt concrete is a mixture formed by fully mixing asphalt material with mineral aggregates of a certain grade. Asphalt pavement must withstand the repeated load of moving vehicles and the long-term influence of environmental factors during use. Therefore, asphalt pavement will be damaged after long-term use, forming potholes of different sizes. If it is not repaired in time, it will not only affect the passage of vehicles, but also cause the damaged area to gradually expand.

[0003] When repairing asphalt pavement, it is necessary to fill the damaged part with asphalt concrete, then flatten and compact the asphalt concrete to complete the repair of the pavement. During the repair process, the asphalt concrete needs to be flattened manually and then compacted with heavy equipment. The efficiency of manual paving is low, and the flatness is difficult to ensure. In addition, manual compaction is required in sections where heavy equipment cannot enter, which is more time-consuming and labor-intensive. Utility Model Content

[0004] The utility model aims to provide an asphalt pavement repair and leveling device, which can repair damaged parts of the asphalt pavement, has high repair efficiency, good leveling and compacting effects, and a high road surface levelness.

[0005] To achieve the above-mentioned purpose and other related purposes, the utility model provides an asphalt pavement repair and leveling equipment, which includes: a vehicle body, a feeding assembly, a paving assembly, a compacting assembly and a scraping assembly, a handle is provided at one end of the top of the vehicle body, and wheel assemblies are provided at both ends of the bottom of the vehicle body; the feeding assembly includes a temporary storage tank and a stirring assembly, the temporary storage tank is fixedly installed at the end of the top of the vehicle body away from the handle, the top and bottom of the temporary storage tank are respectively provided with a feed port and a discharge port, a discharge valve is installed at the discharge port, the discharge valve is located on the lower side of the vehicle body, and the stirring assembly is installed in the temporary storage tank; the paving assembly includes a paving plate and a first lifting assembly, the first lifting assembly is installed in the temporary storage tank between the temporary storage tank and the handle On the vehicle body, the paving plate is located at the lower side of the vehicle body, and the first lifting assembly is drivingly connected to the paving plate for driving the paving plate to be lifted and lowered; the compacting assembly includes a pressure roller and a second lifting assembly, and the second lifting assembly is installed on the vehicle body between the paving assembly and the handle, and the pressure roller is located at the lower side of the vehicle body, and the lifting end of the second lifting assembly is rotatably connected to the central axis at both ends of the pressure roller for driving the pressure roller to be lifted and lowered; the scraping assembly includes a scraping plate and a third lifting assembly, and the third lifting assembly is installed on the vehicle body between the compacting assembly and the handle, and the scraping plate is located at the lower side of the vehicle body, and the lifting end of the third lifting assembly is connected to the scraping plate for driving the scraping plate to be lifted and lowered.

[0006] In an example of the asphalt pavement repair and leveling equipment of the utility model, the stirring assembly includes a stirring motor, a stirring rod and a plurality of stirring fins. The stirring motor is installed on the top of the temporary storage tank, and the stirring rod is rotatably installed in the temporary storage tank. The stirring motor is connected to the stirring rod drive for driving the stirring rod to rotate, and the plurality of stirring fins are evenly distributed along the extension direction of the stirring rod.

[0007] In an example of the asphalt pavement repair and leveling equipment of the utility model, a discharging assembly is also provided on the temporary storage tank, and the discharging assembly includes a discharging motor, a transmission rod and a discharging screw. The discharging motor is installed on the top of the temporary storage tank through a motor bracket, and the transmission rod is inserted into the stirring rod along the extension direction of the stirring rod. The transmission rod is rotatably connected to the stirring rod, the top end of the transmission rod is fixedly connected to the output end of the discharging motor, the bottom end of the transmission rod is fixedly connected to the top end of the discharging screw, and the discharging screw cooperates with the discharging port.

[0008] In an example of the asphalt pavement repair and leveling equipment of the utility model, the stirring motor is installed on the motor bracket, a first sprocket is provided at the output end of the stirring motor, a second sprocket is provided at the top end of the stirring rod, and the first sprocket and the second sprocket are connected by a chain drive.

[0009] In an example of the asphalt pavement repair and leveling equipment of the utility model, a heat-insulating layer is provided on the outer side of the temporary storage tank, and a discharge pipe is installed at the bottom of the discharge valve.

[0010] In an example of asphalt pavement repair and leveling equipment of the utility model, the first lifting component includes a lifting bracket, the lifting bracket is installed on the top of the vehicle body, and a lifting motor and a threaded sleeve are provided on the lifting bracket. The output end of the lifting motor is drivingly connected to the threaded sleeve for driving the threaded sleeve to rotate on the lifting bracket. The internal thread of the threaded sleeve is connected to a threaded rod, one end of the threaded rod passes through the vehicle body and is fixedly connected to the top of the paving plate, and the two ends of the paving plate are slidably connected to the vehicle body through a sliding rod respectively.

[0011] In an example of the asphalt pavement repair and leveling equipment of the utility model, a wedge-shaped piece is provided in the middle of the paving plate facing the discharge valve, and a baffle is provided at the end of the paving plate on both sides of the wedge-shaped piece, and the top of the two baffles is fixedly connected to one of the sliding rods respectively.

[0012] In an example of the asphalt pavement repair and leveling equipment of the utility model, a first limit plate is provided on the top of the threaded rod, and a second limit plate is provided on the top of each of the two sliding rods.

[0013] In an example of the asphalt pavement repair and leveling equipment of the utility model, the second lifting assembly includes two second telescopic devices, the two second telescopic devices are respectively fixedly connected to the two sides of the vehicle body, and the telescopic ends of the two second telescopic devices are respectively provided with a fixed block, and the two fixed blocks are respectively rotatably connected to the central axis at both ends of the pressure roller through bearings.

[0014] In an example of the asphalt pavement repair and leveling equipment of the utility model, the third lifting assembly includes two side panels, a horizontal plate and two third telescopic devices, the two side panels are respectively fixedly connected to the two sides of the vehicle body, the two ends of the horizontal plate are respectively fixedly connected to the bottom of the two side panels, the two third telescopic devices are respectively fixedly installed on the bottom of the two side panels, the telescopic ends of the two third telescopic devices are respectively fixedly connected to the two ends of the scraper plate, the top of the scraper plate is vertically connected to the vertical plate, and the vertical plate is slidably connected to the horizontal plate.

[0015] In an example of the asphalt pavement repair and leveling equipment of the utility model, the second telescopic device and the third telescopic device are air cylinders or oil cylinders, and a driving pump is provided on the vehicle body. The driving pump is an air pump or an oil pump, and the driving pump is respectively driven and connected to the two second telescopic devices and the two third telescopic devices.

[0016] The utility model asphalt pavement repair and leveling equipment uses the vehicle body to move to the damaged asphalt pavement, uses the temporary storage tank to store asphalt concrete, and uses the stirring component to stir the asphalt concrete to prevent the asphalt concrete from caking. The discharge component uses the asphalt concrete to be discharged from the discharge valve and falls on the damaged pavement. The discharge component is conducive to controlling the discharge amount of asphalt concrete, and controls the first lifting component to drive the paving plate to drop to match the pavement, push the vehicle body, and the paving plate will pave the asphalt concrete and fill the damaged pavement. The second lifting component is controlled to drive the pressure roller to drop to the pavement, push the vehicle body, and use the pressure roller to compact the asphalt concrete. The third lifting component is controlled to drive the scraping plate to drop to the pavement, push the vehicle body, and use the scraping plate to scrape the pavement. The paving component of the utility model can efficiently pave asphalt concrete, the compacting component can effectively compact asphalt concrete, and the scraping component can ensure the flatness of pavement repair, thereby improving the efficiency of pavement repair. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of an embodiment of the asphalt pavement repair and leveling equipment of the utility model;

[0018] Figure 2 This is a structural schematic diagram of a feeding assembly in an embodiment of the asphalt pavement repair and leveling equipment of the utility model;

[0019] Figure 3 This is a structural schematic diagram of a paving assembly in one embodiment of the asphalt pavement repair and leveling equipment of the utility model;

[0020] Figure 4 It is a top view of a paving plate in one embodiment of the asphalt pavement repair and leveling equipment of the utility model;

[0021] Figure 5 This is a schematic diagram of the structure of a compaction assembly in one embodiment of the asphalt pavement repair and leveling equipment of the utility model;

[0022] Figure 6 It is a structural schematic diagram of the scraping assembly in one embodiment of the asphalt pavement repair and leveling equipment of the utility model.

[0023] Component number:

[0024] 100, vehicle body; 110, handle; 120, wheel assembly; 200, feeding assembly; 210, temporary storage tank; 211, feeding port; 212, discharging port; 213, discharging valve; 214, insulation layer; 220, stirring assembly; 221, stirring motor; 222, stirring rod; 223, stirring fins; 224, first sprocket; 225, second sprocket; 226, chain; 230, discharging assembly; 231, discharging motor; 232, transmission rod; 233, discharging screw; 234, motor bracket; 300, paving assembly; 31 0. Paving plate; 311. Wedge; 312. Baffle; 320. First lifting assembly; 321. Lifting bracket; 322. Lifting motor; 323. Threaded sleeve; 324. Threaded rod; 325. Sliding rod; 400. Compacting assembly; 410. Pressing roller; 420. Second lifting assembly; 421. Second telescopic device; 422. Fixed block; 500. Scraping assembly; 510. Scraping plate; 511. Vertical plate; 520. Third lifting assembly; 521. Side plate; 522. Horizontal plate; 523. Third telescopic device; 600. Driving pump. DETAILED DESCRIPTION

[0025] The following describes the implementation of the present invention through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific implementations, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the following embodiments and the features in the embodiments can be combined with each other without conflict. It should also be understood that the terms used in the embodiments of the present invention are intended to describe specific implementation schemes, rather than to limit the scope of protection of the present invention. The test methods for which specific conditions are not specified in the following examples are usually carried out under conventional conditions or under the conditions recommended by the manufacturers.

[0026] When numerical ranges are given in the embodiments, it should be understood that unless otherwise specified in the present invention, both endpoints of each numerical range and any value between the two endpoints can be selected. Unless otherwise defined, all technical and scientific terms used in the present invention are in accordance with the prior art mastery of those skilled in the art and the description of the present invention, and any method, device and material of the prior art similar or equivalent to the method, device and material in the embodiments of the present invention can also be used to implement the present invention.

[0027] See also Figure 1 and Figure 2The utility model provides an asphalt pavement repair and leveling equipment, which includes: a vehicle body 100, a feeding assembly 200, a paving assembly 300, a compacting assembly 400 and a scraping assembly 500. A handle 110 is provided at one end of the top of the vehicle body 100, and wheel assemblies 120 are provided at both ends of the bottom of the vehicle body 100. The feeding assembly 200 includes a temporary storage tank 210 and a stirring assembly 220. The temporary storage tank 210 is fixedly installed at one end of the top of the vehicle body 100 away from the handle 110. The top and bottom of the temporary storage tank 210 are respectively provided with a feed port 211 and a discharge port 212. A discharge valve 213 is installed at the discharge port 212. The discharge valve 213 is located at the lower side of the vehicle body 100. The stirring assembly 220 is installed in the temporary storage tank 210. The paving assembly 300 includes a paving plate 310 and a first lifting assembly 320. The first lifting assembly 320 is installed on the vehicle body 100 between the temporary storage tank 210 and the handle 110. The paving plate 310 is located at the lower side of the vehicle body 100. The first lifting assembly 320 is drivingly connected to the paving plate 310 and is used to drive the paving plate 310 to rise and fall. The compacting assembly 400 includes a pressure roller 410 and a second lifting assembly 420. The second lifting assembly 420 is installed on the vehicle body 100 between the paving assembly 300 and the handle 110. The pressure roller 410 is located at the lower side of the vehicle body 100. The lifting end of the second lifting assembly 420 is rotatably connected to the central axis at both ends of the pressure roller 410 and is used to drive the pressure roller 410 to rise and fall. The scraping assembly 500 includes a scraping plate 510 and a third lifting assembly 520. The third lifting assembly 520 is installed on the vehicle body 100 between the compacting assembly 400 and the handle 110. The scraping plate 510 is located on the lower side of the vehicle body 100. The lifting end of the third lifting assembly 520 is connected to the scraping plate 510 for driving the scraping plate 510 to rise and fall.

[0028] When using the utility model, the handle 110 and the wheel assembly 120 are used to move the vehicle body to the damaged asphalt pavement, the temporary storage tank 210 is used to store asphalt concrete, and the asphalt concrete is stirred by the stirring assembly 220 to prevent the asphalt concrete from agglomerating, and the asphalt concrete is discharged from the discharge valve 213 to the damaged pavement, and the discharge amount of the asphalt concrete is controlled to match the volume of the damaged pavement, and the first lifting assembly 320 is controlled to drive the paving plate 310 to descend to match the pavement, for example, The paving plate 310 is lowered to 1 to 2 cm above the road surface, leaving a certain compression space, pushing the vehicle body 100, and the paving plate 310 will pave the asphalt concrete and fill the damaged part of the road surface, and the second lifting component 420 is controlled to drive the pressure roller 410 to descend to contact with the road surface, and the vehicle body 100 is pushed, and the asphalt concrete is compacted by the pressure roller 410, and the third lifting component 520 is controlled to drive the scraping plate 510 to descend to contact with the road surface, and the vehicle body 100 is pushed, and the road surface is flattened by the scraping plate 510. The paving component 300 of the utility model can efficiently pave asphalt concrete, the compacting component 400 can effectively compact asphalt concrete, and the scraping component 500 can ensure the flatness of the road surface repair, thereby improving the road surface repair efficiency.

[0029] See also Figure 2In an example of the asphalt pavement repair and leveling equipment of the utility model, the stirring assembly 220 includes a stirring motor 221, a stirring rod 222 and a plurality of stirring fins 223. The stirring motor 221 is installed on the top of the temporary storage tank 210, and the stirring rod 222 is rotatably installed in the temporary storage tank 210. The stirring motor 221 is driven and connected to the stirring rod 222 to drive the stirring rod 222 to rotate. The plurality of stirring fins 223 are evenly distributed along the extension direction of the stirring rod 222. The temporary storage tank 210 is also provided with a discharge assembly 230, which includes a discharge motor 231, a transmission rod 232 and a discharge screw 233. The discharge motor 231 is installed on the top of the temporary storage tank 210 through a motor bracket 234. The transmission rod 232 is inserted into the stirring rod 222 along the extension direction of the stirring rod 222. The transmission rod 232 is rotatably connected to the stirring rod 222. The top end of the transmission rod 232 is fixedly connected to the output end of the discharge motor 231. The bottom end of the transmission rod 232 is fixedly connected to the top end of the discharge screw 233. The discharge screw 233 cooperates with the discharge port 212. The stirring motor 221 is installed on the motor bracket 234. The output end of the stirring motor 221 is provided with a first sprocket 224. The top end of the stirring rod 222 is provided with a second sprocket 225. The first sprocket 224 and the second sprocket 225 are driven and connected by a chain 226. A heat preservation layer 214 is disposed on the outer side of the temporary storage tank 210 , and a discharge pipe is installed at the bottom of the discharge valve 213 .

[0030] The stirring motor 221 drives the first sprocket 224 to rotate, and the first sprocket 224 drives the second sprocket 225 and the stirring rod 222 to rotate through the chain 226. The discharging motor 231 drives the transmission rod 232 to rotate, and the transmission rod 232 drives the discharging screw 233 to rotate. The spiral blades of the discharging screw 233 cooperate with the inner wall of the discharging port 212. The discharging assembly 230 can control the discharging speed and amount of asphalt concrete.

[0031] See also Figure 3 and Figure 4In an example of the asphalt pavement repair and leveling equipment of the utility model, the first lifting assembly 320 includes a lifting bracket 321, the lifting bracket 321 is installed on the top of the vehicle body 100, and a lifting motor 322 and a threaded sleeve 323 are provided on the lifting bracket 321. The output end of the lifting motor 322 is drivingly connected to the threaded sleeve 323, which is used to drive the threaded sleeve 323 to rotate on the lifting bracket 321. The threaded sleeve 323 is internally threaded with a threaded rod 324, one end of which passes through the vehicle body 100 and is fixedly connected to the top of the paving plate 310, and the two ends of the paving plate 310 are respectively slidably connected to the vehicle body 100 through a sliding rod 325. A wedge 311 is provided in the middle of the paving plate 310 facing the discharge valve 213, and a baffle 312 is provided at the end of the paving plate 310 on both sides of the wedge 311, and the tops of the two baffles 312 are respectively fixedly connected to one of the sliding rods 325. A first stop plate is provided on the top of the threaded rod 324, and a second stop plate is provided on the top of each of the two slide rods 325. The lifting motor 322 and the threaded sleeve 323 can be driven by gear meshing, the lifting motor 322 drives the threaded sleeve 323 to rotate, the threaded sleeve 323 drives the threaded rod 324 to drive the paving plate 310 to rise and fall, and the wedge 311 and the baffle 312 can help to efficiently pave asphalt concrete.

[0032] See also Figure 1 , Figure 5 and Figure 6In an example of the asphalt pavement repair and leveling equipment of the utility model, the second lifting assembly 420 includes two second telescopic devices 421, the two second telescopic devices 421 are respectively fixedly connected to the two sides of the vehicle body 100, and the telescopic ends of the two second telescopic devices 421 are respectively provided with a fixed block 422, and the two fixed blocks 422 are respectively rotatably connected to the central axis of the two ends of the pressure roller 410 through bearings. The third lifting assembly 520 includes two side plates 521, a horizontal plate 522 and two third telescopic devices 523, the two side plates 521 are respectively fixedly connected to the two sides of the vehicle body 100, the two ends of the horizontal plate 522 are respectively fixedly connected to the bottom of the two side plates 521, the two third telescopic devices 523 are respectively fixedly installed at the bottom of the two side plates 521, and the telescopic ends of the two third telescopic devices 523 are respectively fixedly connected to the two ends of the scraping plate 510, and the top of the scraping plate 510 is vertically connected to the vertical plate 511, and the vertical plate 511 is slidably connected to the horizontal plate 522. The second telescopic device 421 and the third telescopic device 523 are air cylinders or oil cylinders. The vehicle body 100 is provided with a driving pump 600. The driving pump 600 is an air pump or an oil pump. The driving pump 600 is drivingly connected to the two second telescopic devices 421 and the two third telescopic devices 523 respectively.

[0033] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the technology may modify or alter the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or alterations made by a person of ordinary skill in the art without departing from the spirit and technical concept disclosed in the present invention shall still be covered by the claims of the present invention.

Claims

1. An asphalt pavement repair and leveling device, characterized in that: include: A vehicle body, wherein a handle is provided at one end of the top of the vehicle body, and wheel assemblies are provided at both ends of the bottom of the vehicle body; A feeding assembly, the feeding assembly comprising a temporary storage tank and a stirring assembly, the temporary storage tank being fixedly mounted on the top of the vehicle body at one end away from the handle, the top and bottom of the temporary storage tank being respectively provided with a feeding port and a discharging port, a discharging valve being mounted at the discharging port, the discharging valve being located at the lower side of the vehicle body, and the stirring assembly being mounted in the temporary storage tank; A paving assembly, the paving assembly comprising a paving plate and a first lifting assembly, the first lifting assembly being mounted on the vehicle body between the temporary storage tank and the handle, the paving plate being located at the lower side of the vehicle body, the first lifting assembly being drivingly connected to the paving plate for driving the paving plate to rise and fall; A compacting assembly, the compacting assembly comprising a pressure roller and a second lifting assembly, the second lifting assembly being mounted on the vehicle body between the paving assembly and the handle, the pressure roller being located at the lower side of the vehicle body, the lifting end of the second lifting assembly being rotatably connected to the central axis at both ends of the pressure roller, and being used to drive the pressure roller to rise and fall; The scraping assembly includes a scraping plate and a third lifting assembly. The third lifting assembly is installed on the vehicle body between the compacting assembly and the handle. The scraping plate is located on the lower side of the vehicle body. The lifting end of the third lifting assembly is connected to the scraping plate for driving the scraping plate to rise and fall.

2. The asphalt pavement repair and leveling equipment according to claim 1, characterized in that: The stirring assembly includes a stirring motor, a stirring rod and a plurality of stirring fins. The stirring motor is installed on the top of the temporary storage tank. The stirring rod is rotatably installed in the temporary storage tank. The stirring motor is connected to the stirring rod for driving the stirring rod to rotate. The plurality of stirring fins are evenly distributed along the extension direction of the stirring rod.

3. The asphalt pavement repair and leveling equipment as claimed in claim 2, characterized in that: The temporary storage tank is also provided with a discharging assembly, which includes a discharging motor, a transmission rod and a discharging screw. The discharging motor is installed on the top of the temporary storage tank through a motor bracket, and the transmission rod is inserted into the stirring rod along the extension direction of the stirring rod. The transmission rod is rotatably connected to the stirring rod, the top end of the transmission rod is fixedly connected to the output end of the discharging motor, the bottom end of the transmission rod is fixedly connected to the top end of the discharging screw, and the discharging screw cooperates with the discharging port.

4. The asphalt pavement repair and leveling equipment as claimed in claim 3, characterized in that: The stirring motor is mounted on the motor bracket, a first sprocket is provided at the output end of the stirring motor, a second sprocket is provided at the top end of the stirring rod, and the first sprocket is connected to the second sprocket through a chain drive.

5. The asphalt pavement repair and leveling equipment as claimed in claim 1, characterized in that: The outer side of the temporary storage tank is provided with a heat preservation layer, and the bottom of the discharge valve is installed with a discharge pipe.

6. The asphalt pavement repair and leveling equipment as claimed in claim 1, characterized in that: The first lifting component includes a lifting bracket, which is installed on the top of the vehicle body. A lifting motor and a threaded sleeve are provided on the lifting bracket. The output end of the lifting motor is drivingly connected to the threaded sleeve for driving the threaded sleeve to rotate on the lifting bracket. The threaded sleeve has an internal thread connected to a threaded rod, one end of the threaded rod passes through the vehicle body and is fixedly connected to the top of the paving plate, and both ends of the paving plate are slidably connected to the vehicle body via a sliding rod.

7. The asphalt pavement repair and leveling equipment as claimed in claim 6, characterized in that: A wedge-shaped piece is provided in the middle of the paving plate on the side facing the discharge valve, and a baffle is provided at the end of the paving plate on both sides of the wedge-shaped piece, and the tops of the two baffles are fixedly connected to one of the sliding rods respectively.

8. The asphalt pavement repair and leveling equipment as claimed in claim 7, characterized in that: A first limiting plate is disposed on the top of the threaded rod, and a second limiting plate is disposed on the top of each of the two sliding rods.

9. The asphalt pavement repair and leveling equipment as claimed in claim 1, characterized in that: The second lifting assembly includes two second telescopic devices, which are respectively fixedly connected to the two sides of the vehicle body. The telescopic ends of the two second telescopic devices are respectively provided with a fixed block, and the two fixed blocks are respectively rotatably connected to the central axis at both ends of the pressure roller through bearings.

10. The asphalt pavement repair and leveling equipment according to claim 1, characterized in that: The third lifting assembly includes two side panels, a transverse panel and two third telescopic devices, the two side panels are respectively fixedly connected to the two sides of the vehicle body, the two ends of the transverse panel are respectively fixedly connected to the bottoms of the two side panels, the two third telescopic devices are respectively fixedly installed on the bottoms of the two side panels, the telescopic ends of the two third telescopic devices are respectively fixedly connected to the two ends of the scraping plate, the top of the scraping plate is vertically connected to the vertical plate, and the vertical plate is slidably connected to the transverse panel.

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