CN115369729B - Municipal road asphalt concrete pavement maintenance structure and construction method - Google Patents
Municipal road asphalt concrete pavement maintenance structure and construction method Download PDFInfo
- Publication number
- CN115369729B CN115369729B CN202110548657.1A CN202110548657A CN115369729B CN 115369729 B CN115369729 B CN 115369729B CN 202110548657 A CN202110548657 A CN 202110548657A CN 115369729 B CN115369729 B CN 115369729B
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- Prior art keywords
- milling
- asphalt concrete
- disc
- concrete pavement
- maintenance structure
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- 239000011384 asphalt concrete Substances 0.000 title claims abstract description 58
- 238000012423 maintenance Methods 0.000 title claims abstract description 25
- 238000010276 construction Methods 0.000 title claims abstract description 9
- 238000003801 milling Methods 0.000 claims abstract description 81
- 238000005520 cutting process Methods 0.000 claims abstract description 19
- 238000004140 cleaning Methods 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 6
- 230000005012 migration Effects 0.000 abstract description 3
- 238000013508 migration Methods 0.000 abstract description 3
- 239000004567 concrete Substances 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 10
- 238000005336 cracking Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007788 roughening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005549 size reduction Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/09—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
- E01C23/0906—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges
- E01C23/0926—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters
- E01C23/0933—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters rotary, e.g. circular-saw joint cutters
- E01C23/094—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters rotary, e.g. circular-saw joint cutters about vertical or inclined axes, e.g. for core sampling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Abstract
The utility model relates to a technical field of town road maintenance especially relates to a town road asphalt concrete pavement maintenance structure and construction method, and it includes the support body, be connected with the pneumatic cylinder that is used for adjusting support body relative ground inclination on the support body, be provided with horizontal migration's mill dish on the support body, mill the dish and be connected with the drive and mill a dish pivoted hydraulic motor, the center of milling the dish is provided with the pivot, the pivot is coaxial to be fixed on hydraulic motor's output shaft, mill the dish and include a plurality of disk bodies and install the milling cutter on the disk body, the disk body is established in the pivot by big to little cover in proper order, milling cutter on a plurality of disk bodies forms conical cutting face. The utility model provides an efficiency that improves the clearance of bituminous concrete pavement.
Description
Technical Field
The application relates to the technical field of municipal road maintenance, in particular to a municipal road asphalt concrete pavement maintenance structure and a construction method.
Background
The utility road adopting the asphalt concrete pavement is cracked after long-time use, which is the key point of maintenance of the utility road, and the asphalt concrete pavement cracks not only to destroy the continuity and the integrity of the pavement, but also to accelerate the damage of the pavement, and if the maintenance is not carried out in time, the damage of a larger area can be caused.
When the asphalt concrete pavement is cracked and needs to be maintained, a worker determines a cracking area firstly, draws a rectangular marking line on the pavement, the area surrounded by the rectangular marking line should completely cover the cracking area, then slots are formed along the rectangular marking line through a slot machine, the pavement inside the rectangular marking line is separated from the area outside the rectangular marking line, the worker cleans the asphalt concrete pavement inside the rectangular marking line by adopting tools such as a pick, a spade and the like, firstly, the pick breaks the asphalt concrete pavement to form a sundry block, then the spade cleans the sundry block, and finally, the pavement is cleaned, and new asphalt concrete is paved again in the area inside the rectangular marking line.
However, the asphalt concrete pavement in the rectangular marking line is difficult to clean in the process, and the labor capacity is high.
Disclosure of Invention
In order to clear up asphalt concrete pavement fast, this application provides a municipal road asphalt concrete pavement maintenance structure.
The application provides a municipal road asphalt concrete pavement maintenance structure adopts following technical scheme:
the utility model provides a municipal road asphalt concrete pavement maintenance structure, includes the support body, be connected with the pneumatic cylinder that is used for adjusting the relative ground inclination of support body on the support body, be provided with horizontal migration's mill dish on the support body, mill the dish and be connected with the drive and mill a dish pivoted hydraulic motor, the center of milling the dish is provided with the pivot, the pivot is coaxial to be fixed on hydraulic motor's output shaft, mill the dish and include a plurality of disk bodies and install the milling cutter on the disk body, the milling cutter on a plurality of disk bodies is formed conical cutting face by big to the cover of establishing in proper order in the pivot.
Through adopting above-mentioned technical scheme, during the use, be used for installing on the support body and mill the dish, mill the dish and can adjust the inclination with ground under the effect of pneumatic cylinder on the support body, and then make the working face of milling the dish intersect with the asphalt concrete road surface of different thickness, when hydraulic motor drives and mills the dish and rotate, mill the conical surface that the mill forms on the dish and can clear up asphalt concrete road surface to horizontal lateral shifting and the vertical advancing of milling the dish clear up asphalt concrete road surface, improve the efficiency of clearance.
Preferably, the frame body comprises a mounting block and at least two guide rods, the two guide rods are horizontally and parallelly arranged, the mounting block is in sliding fit with the guide rods, a driving device for driving the mounting block to move along the guide rods is arranged on the mounting block, and the rotating shaft is rotationally connected to the mounting block.
Through adopting above-mentioned technical scheme, installation piece sliding fit is on the guide bar to can drive arrangement can be with installation piece horizontal migration on the guide bar, and the pivot rotates to be connected on the installation piece, makes milling disc along with the installation piece removal.
Preferably, the tray body comprises a bottom plate and an outer edge, the outer edge is arranged on one surface of the bottom plate and along the edge of the bottom plate, the milling cutter is arranged on the outer edge, and the bottom plates on two adjacent tray bodies are mutually stacked.
Through adopting above-mentioned technical scheme, when the disk body is installed, the bottom plate of two adjacent disk bodies stacks each other, makes the distance between the disk body easy control to milling cutter installs on the outer fringe, makes the interval of milling cutter easy control.
Preferably, the distance between two adjacent milling cutters connected to the same outer edge is equal to the distance between two adjacent milling cutters connected to the other outer edge.
Through adopting above-mentioned technical scheme, the distance between the adjacent milling cutter on the same outer fringe is equal with the distance of the adjacent milling cutter on the other outer fringe, can be relatively even to asphalt concrete road surface speed when milling cutter rotates, reduces the damage of milling cutter.
Preferably, the outer edge is provided with a mounting groove, the milling cutter comprises a mounting part, a first blade part and a second blade part, the mounting part is fixed in the mounting groove, the first blade part is far away from one side of the outer edge and protrudes out of the outer edge, and the second blade part is positioned at the outer side of the outer edge, which is towards the first blade part.
Through adopting above-mentioned technical scheme, first cutting edge portion is used for clearing up asphalt concrete road surface, when adjusting the inclination of milling disc to the minimum of a plurality of second cutting edge portions be in same height, makes second cutting edge portion can carry out the napping, makes milling disc can adapt to multiple operating mode.
Preferably, the shaft is provided with a shaft shoulder, the end part of the shaft is provided with a bolt, the bolt is connected with a pressing sheet, the bolt penetrates through the pressing sheet to be in threaded connection with the shaft, and a plurality of disc bodies are connected between the shaft shoulder and the pressing sheet.
Through adopting above-mentioned technical scheme, set up the shaft shoulder in the pivot, the disk body cover is in the pivot after, extrudees the disk body by preforming and bolt, makes a plurality of disk bodies extrudeed relatively, and then makes a plurality of disk bodies relatively easy when the installation.
Preferably, the driving device comprises a driving motor and a worm, the worm is rotationally connected with the mounting block, an output shaft of the driving motor is coaxially fixed on the worm, and a plurality of tooth grooves matched with the worm are formed in the guide rod along the length of the guide rod.
Through adopting above-mentioned technical scheme, during driving motor work, driving motor drives the worm and rotates, and the worm rotates and makes the installation piece remove along the length direction of guide bar, and then makes driving motor can control the position of installation piece on the guide bar.
Preferably, the second edge portions on the inner disc of the adjacent two discs extend to the overlapping region of the first edge portions on the outer disc.
Through adopting above-mentioned technical scheme, second cutting edge portion on two adjacent disk bodies can have the overlapping area with first cutting edge portion to make milling plate wholly clear up the whole bituminous concrete pavement, avoid having remaining between two adjacent disk bodies.
Preferably, one end of the rotating shaft for installing the disc body is a spline shaft, and the disc body is provided with a mounting hole which is sleeved on the rotating shaft and is a spline hole.
Through adopting above-mentioned technical scheme, offered the mounting hole on the disk body and be the splined hole, overlap in the pivot through the mounting hole, make the pivot drive the disk body and rotate, make things convenient for the installation of disk body, can make the installation of disk body more firm simultaneously.
In order to quickly clean an asphalt concrete pavement, the application provides a municipal road asphalt concrete pavement maintenance construction method.
The application provides a municipal road asphalt concrete pavement maintenance construction method, which adopts the following technical scheme:
the utility model provides a municipal road asphalt concrete pavement maintenance construction method, includes clearing up asphalt concrete pavement through adjusting milling disc inclination earlier after, carries out the napping after adjusting inclination to the surface of clearance through milling disc again.
Through adopting above-mentioned technical scheme, clear up asphalt concrete pavement through milling the dish earlier, the rethread mills the dish and carries out the napping, has improved asphalt concrete pavement cleaning efficiency, also can improve the quality of laying asphalt concrete pavement again simultaneously.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the inclination angle between the milling disc and the ground can be adjusted under the action of the hydraulic cylinder on the frame body, and when the hydraulic motor drives the milling disc to rotate, the conical surface formed by the milling cutter on the milling disc can clean the asphalt concrete pavement, so that the cleaning efficiency is improved;
2. when the inclination angle of the milling disc is adjusted to the same height as the lowest point of the second blade parts, the second blade parts can be napped, so that the milling disc can adapt to various working conditions;
3. the second blade parts on the two adjacent disc bodies can be overlapped with the first blade parts, so that the whole milling disc is used for integrally cleaning the asphalt concrete pavement.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present application;
FIG. 2 is a schematic view of the overall structure of the mounting bracket;
FIG. 3 is a schematic view of a milling disc in full section;
FIG. 4 is a schematic view of an exploded construction of the tray;
FIG. 5 is an illustration of a cutting face;
fig. 6 is a schematic view of a mounting structure of the milling cutter.
Reference numerals illustrate: 1. engineering vehicles; 2. a mounting frame; 3. milling a disc; 4. a frame body; 41. a mounting block; 411. a guide hole; 412. a relief groove; 42. a guide rod; 421. tooth slots; 43. a hydraulic motor; 5. a hydraulic cylinder; 6. a driving device; 61. a driving motor; 62. a worm; 7. a tray body; 71. a bottom plate; 711. a mounting hole; 72. an outer edge; 721. a mounting groove; 73. a rotating shaft; 731. a shaft shoulder; 732. a bolt; 733. tabletting; 8. a milling cutter; 81. a mounting part; 82. a first blade portion; 83. a second blade portion; 9. a cutting face.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-6.
The embodiment of the application discloses municipal road asphalt concrete pavement maintenance structure. Referring to fig. 1, the hydraulic system is arranged on an engineering vehicle 1, a mounting frame 2 is arranged on the engineering vehicle 1, a milling disc 3 is arranged on the mounting frame 2, and an asphalt concrete pavement is cleaned through rotation of the milling disc 3.
Referring to fig. 1 and 2, the mounting bracket 2 includes support body 4 and two at least pneumatic cylinders 5, be used for installing milling tray 3 on the support body 4, the one end rotation of pneumatic cylinder 5 is connected on support body 4, the other end rotation is connected on engineering vehicle 1, two pneumatic cylinders 5 do not coincide with support body 4 axis of rotation, when two pneumatic cylinders 5 carry out flexible operation, can adjust the inclination of support body 4 for the ground, thereby make milling tray 3 adjust for the angle of asphalt concrete road surface, simultaneously, two pneumatic cylinders 5 also can remove milling tray 3 to the direction of asphalt concrete road surface, and then adjust milling tray 3 and be located the degree of depth of asphalt concrete road surface, and then control milling tray 3's clearance degree of depth. The engineering vehicle 1 in this embodiment is selected as a loader or an excavator, two groups of hydraulic cylinders 5 are provided, the two groups of hydraulic cylinders 5 are symmetrically arranged, the same hydraulic cylinders 5 between the two groups are connected with the engineering vehicle 1 through rods, and the hydraulic cylinders 5 are rotatably connected with the engineering vehicle 1 through the rods.
Referring to fig. 2, the frame body 4 includes a mounting block 41 and two guide rods 42, the guide rods 42 are horizontally arranged, the two guide rods 42 are parallel and fixedly connected relatively, the hydraulic cylinder 5 is rotationally connected to the end part of the guide rod 42, two parallel guide holes 411 are formed in the mounting block 41, the two guide rods 42 are respectively slidably matched in the two guide holes 411, a driving device 6 for driving the mounting block 41 to reciprocate along the length direction of the guide rod 42 is arranged on the mounting block 41, the milling disc 3 is rotationally connected to the mounting block 41, the rotation axis of the milling disc 3 on the mounting block 41 is perpendicular to the length direction of the guide rod 42, a hydraulic motor 43 is fixedly arranged on the mounting block 41, the hydraulic motor 43 is connected with a hydraulic system on the engineering vehicle 1, and an output shaft of the hydraulic motor 43 is coaxially and fixedly connected with the milling disc 3, so that the hydraulic motor 43 can drive the milling disc 3 to rotate, further crush and clean asphalt concrete pavement, reduce the labor intensity of workers, and improve the cleaning efficiency of asphalt concrete pavement.
Referring to fig. 2, the driving device 6 includes a driving motor 61 and a worm 62, the driving motor 61 is fixed on the mounting block 41, the worm 62 is rotationally connected on the mounting block 41, and the worm 62 is coaxially and fixedly connected with an output shaft of the driving motor 61, a relief groove 412 is formed on the mounting block 41, the relief groove 412 is located at a position of the worm 62, the relief groove 412 is communicated with one of the guide holes 411, a center line of the worm 62 is parallel to a length direction of the guide rod 42, a side portion of the worm 62 can enter the guide hole 411 from the position of the relief groove 412, a plurality of tooth grooves 421 matched with the worm 62 are formed on the guide rod 42, the plurality of tooth grooves 421 are uniformly formed along the length direction of the guide rod 42, the worm 62 can be engaged into the tooth grooves 421, when the driving motor 61 drives the worm 62 to rotate, the worm 62 can drive the mounting block 41 to move along the length direction of the guide rod 42, so that the milling disc 3 can horizontally move and be perpendicular to a traveling direction of a working vehicle when the milling disc 3 is working, the milling disc 3 can be cleaned, and simultaneously the width of the milling disc 3 can be controlled to be cleaned on the guide rod 42, and the length of the milling disc 3 can be controlled.
Referring to fig. 3 and 4, the milling disc 3 includes a plurality of discs 7 and milling cutters 8 mounted on the discs 7. The center of a plurality of disk bodies 7 has been seted up mounting hole 711, be provided with pivot 73 in the mounting hole 711, the one end of pivot 73 is used for inserting in mounting hole 711, the other end rotates to be connected on installation piece 41, and coaxial fixed connection with the output shaft of hydraulic motor 43, the middle part of pivot 73 is provided with shoulder 731, cover disk body 7 on pivot 73, and the butt is on shoulder 731, through setting up bolt 732 at the tip of pivot 73, the one end of bolt 732 is connected with preforming 733, screw thread connection is inserted on the one end in mounting hole 711 at pivot 73 behind the preforming 733, and a plurality of disk bodies 7 all are located between shoulder 731 and preforming 733, thereby connect disk body 7 on pivot 73 through preforming 733, the part that pivot 73 is located in mounting hole 711 is the spline shaft, the mounting hole 711 of seting up on every disk body 7 all is the spline hole, thereby when pivot 73 passes through hydraulic motor 43 and rotates, mill disk 3 rotates simultaneously.
Referring to fig. 3 and 4, the tray body 7 includes a bottom plate 71 and an outer rim 72, a mounting hole 711 is provided at a central position of the bottom plate 71, the bottom plate 71 is circular, the outer rim 72 is provided on one side of the bottom plate 71 and the outer rim 72 is provided along an edge circumference of the bottom plate 71, one side of the outer rim 72 is provided integrally with the bottom plate 71, and the other side is far from a direction of the bottom plate 71 and extends parallel to a center line of the bottom plate 71. The outer edges 72 of each disc 7 are extended to have the same length, the milling cutters 8 are fixed to the outer edges 72, and the distance between two adjacent milling cutters 8 on the same outer edge 72 is approximately equal to the distance between two adjacent milling cutters 8 on the other outer edge 72.
Referring to fig. 4 and 5, the diameters of the bottom plates 71 of the plurality of disks 7 are sequentially reduced in equal size, the largest disk 7 is positioned at a position where the rotating shaft 73 is close to the shaft shoulder 731, the smallest disk 7 is positioned at one end where the rotating shaft 73 is close to the bolt 732, and the adjacent two disks 7 are sleeved with each other, so that the outer edge 72 of the smaller disk 7 is positioned in the outer edge 72 of the larger disk 7, and the milling cutter 8 mounted on the outer edge 72 can complete continuous cutting of the asphalt concrete pavement. Simultaneously, the bottom plate 71 on the smaller tray body 7 is pressed on the bottom plate 71 of the larger tray body 7, so that two adjacent tray bodies 7 are overlapped through the bottom plate 71, and then the diameter of the bottom plate 71 is matched with the sequential equal size reduction, so that the milling cutters 8 on the tray bodies 7 form the conical cutting surface 9. When the inclination angle of the frame body 4 relative to the ground is adjusted, the conical cutting face 9 can finish cutting asphalt concrete pavement with different thicknesses simultaneously, so that the cleaning efficiency is improved.
Referring to fig. 6, the outer edge 72 is provided with a mounting groove 721, the mounting groove 721 is used for mounting the milling cutter 8, the mounting groove 721 is positioned on the outer side wall of the outer edge 72, the milling cutter 8 comprises a mounting part 81, a first blade part 82 and a second blade part 83, the mounting part 81 is placed in the mounting groove 721 for fixation, the first blade part 82 extends from the mounting part 81 along the axis of the rotating shaft 73 in a direction far away from the outer edge 72 and protrudes out of the outer edge 72, the first blade part 82 is used for forming a conical cutting surface 9, the second blade part 83 extends from the first blade part 82 outwards along the radial direction of the bottom plate 71, the second blade part 83 positioned on the inner side disc 7 in two adjacent discs 7 can overlap with the first blade part 82 positioned on the outer side disc 7 to cut the same part of the asphalt concrete pavement, and smooth cutting is further ensured, and the second blade part 83 does not participate in cutting in the cutting process. Meanwhile, when the asphalt concrete pavement is cleaned, roughening is required to be carried out on the surface to be paved before new asphalt concrete is paved. During roughening, the frame body 4 is rotated, so that the line of the lowest part of the conical cutting surface 9 formed by the milling cutters 8 on the plurality of disc bodies 7 is horizontally arranged, then the part of the milling cutter 8 is inserted into the surface to be roughened, and then the first blade part 82 and the second blade part 83 cut the surface to be roughened at the same time, so that the operation is convenient.
The embodiment also discloses a municipal road asphalt concrete pavement maintenance method, and the municipal road asphalt concrete pavement maintenance structure disclosed by the embodiment is adopted, firstly, the inclination angle of the milling disc 3 is adjusted, so that the milling disc 3 can cut asphalt concrete pavement with different thickness, then, the inclination angle of the milling disc 3 is adjusted, the surface needing to be paved with new asphalt concrete is roughened, further, the cleaning of asphalt concrete is completed, and then, the roughened surface is paved with new asphalt concrete.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (7)
1. The utility model provides a municipal road asphalt concrete pavement maintenance structure which characterized in that: the milling machine comprises a frame body (4), wherein a hydraulic cylinder (5) for adjusting the inclination angle of the frame body (4) relative to the ground is connected to the frame body (4), a horizontally moving milling disc (3) is arranged on the frame body (4), the milling disc (3) is connected with a hydraulic motor (43) for driving the milling disc (3) to rotate, a rotating shaft (73) is arranged at the center of the milling disc (3), the rotating shaft (73) is coaxially fixed on an output shaft of the hydraulic motor (43), the milling disc (3) comprises a plurality of disc bodies (7) and milling cutters (8) arranged on the disc bodies (7), the milling cutters (8) on the disc bodies (7) are sequentially sleeved on the rotating shaft (73) from large to small, and conical cutting surfaces (9) are formed by the milling cutters (8) on the disc bodies (7);
the disc bodies (7) comprise bottom plates (71) and outer edges (72), the outer edges (72) are arranged on one surface of the bottom plates (71) and along the edges of the bottom plates (71), the milling cutters (8) are arranged on the outer edges (72), and the bottom plates (71) on two adjacent disc bodies (7) are mutually stacked;
the milling cutter (8) comprises a mounting part (81), a first blade part (82) and a second blade part (83), wherein the mounting part (81) is fixed in the mounting groove (721), the first blade part (82) is positioned at one side of the mounting part (81) far away from the outer edge (72) and protrudes out of the outer edge (72), and the second blade part (83) is positioned at the position, facing the outer edge (72), of the first blade part (82);
the second edge portions (83) of the adjacent two disks (7) on the inner disk (7) extend to the overlapping region of the first edge portions (82) on the outer disk (7).
2. The town road asphalt concrete pavement maintenance structure of claim 1, wherein: the frame body (4) comprises a mounting block (41) and at least two guide rods (42), wherein the two guide rods (42) are horizontally and parallelly arranged, the mounting block (41) is in sliding fit with the guide rods (42), a driving device (6) for driving the mounting block (41) to move along the guide rods (42) is arranged on the mounting block (41), and the rotating shaft (73) is rotationally connected to the mounting block (41).
3. The town road asphalt concrete pavement maintenance structure of claim 1, wherein: the distance between two adjacent milling cutters (8) connected to the same outer edge (72) is equal to the distance between two adjacent milling cutters (8) connected to the other outer edge (72).
4. The town road asphalt concrete pavement maintenance structure of claim 1, wherein: the novel rotary table is characterized in that a shaft shoulder (731) is arranged on the rotary shaft (73), a bolt (732) is arranged at the end of the rotary shaft (73), a pressing piece (733) is connected to the bolt (732), the bolt (732) penetrates through the pressing piece (733) to be connected to the rotary shaft (73) in a threaded mode, and a plurality of disc bodies (7) are connected between the shaft shoulder (731) and the pressing piece (733).
5. The town road asphalt concrete pavement maintenance structure of claim 2, wherein: the driving device (6) comprises a driving motor (61) and a worm (62), the worm (62) is rotationally connected with a mounting block (41), an output shaft of the driving motor (61) is coaxially fixed on the worm (62), and a plurality of tooth grooves (421) matched with the worm (62) are formed in the guide rod (42) along the length of the guide rod (42).
6. The town road asphalt concrete pavement maintenance structure of claim 4, wherein: one end of the rotating shaft (73) for installing the disc body (7) is a spline shaft, the disc body (7) is provided with an installing hole (711) which is sleeved on the rotating shaft (73), and the installing hole (711) is a spline hole.
7. A municipal road asphalt concrete pavement maintenance construction method is characterized in that: the maintenance structure for the asphalt concrete pavement of the municipal road, which is used for cleaning the asphalt concrete pavement, comprises the steps of firstly cleaning the asphalt concrete pavement after adjusting the inclination angle of a milling disc (3), and then napping the cleaned surface after adjusting the inclination angle of the milling disc (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110548657.1A CN115369729B (en) | 2021-05-20 | 2021-05-20 | Municipal road asphalt concrete pavement maintenance structure and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110548657.1A CN115369729B (en) | 2021-05-20 | 2021-05-20 | Municipal road asphalt concrete pavement maintenance structure and construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115369729A CN115369729A (en) | 2022-11-22 |
| CN115369729B true CN115369729B (en) | 2023-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110548657.1A Active CN115369729B (en) | 2021-05-20 | 2021-05-20 | Municipal road asphalt concrete pavement maintenance structure and construction method |
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| Country | Link |
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| CN (1) | CN115369729B (en) |
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