CN220450628U

CN220450628U - Asphalt pavement milling device

Info

Publication number: CN220450628U
Application number: CN202321941303.4U
Authority: CN
Inventors: 秦立刚; 闫晨; 张文娟
Original assignee: Zoner Equipment And Material(pavement) Co ltd
Current assignee: Zoner Equipment And Material(pavement) Co ltd
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2024-02-06
Anticipated expiration: 2033-07-24

Abstract

The utility model relates to the technical field of road maintenance equipment, in particular to an asphalt road milling device, wherein an air cylinder is fixed on the upper surface of a movable trolley, a piston rod penetrating through and extending to the bottom of the movable trolley is fixed at the bottom of the air cylinder, a protective baffle is fixed at the bottom of the piston rod, and fixing plates are symmetrically fixed at the front end and the rear end of the protective baffle. According to the utility model, asphalt pavement can be milled through the milling mechanism, meanwhile, the milling cutter is cleaned through the cleaning brush, sundries are prevented from adhering to the milling cutter, the milling operation is influenced, the piston rod is driven by the air cylinder to lift the milling mechanism, the height of the milling cutter can be adjusted on the pavement with overlarge fluctuation, the milling cutter is sprayed with water through the spray head to cool, meanwhile, the pavement can be wetted and protected, too much dust is prevented from occurring, and residues after milling can be cleaned and sucked into the collecting box through the suction fan, so that the influence on the environment is avoided.

Description

Asphalt pavement milling device

Technical Field

The utility model relates to the technical field of road maintenance equipment, in particular to an asphalt road milling device.

Background

Along with the long-time use of vehicles rolling and existing highways, the pavement of the highways is crushed, the pavement can be reused only after repair, and most of paved asphalt pavements in urban roads can be paved again after asphalt pavement is milled in the pavement repair process, asphalt milling equipment can be naturally used for milling, but the existing equipment has defects to a certain extent, for example, the milling gears of the existing milling equipment can only be provided with fixed depths, the thicknesses of all the pavements are not the same in pavement construction, and the milling wheels of the existing equipment can generate a large amount of heat when milling, if effective cooling is not performed, damage can be caused to the milling wheels, the service life of the milling wheels is influenced, and the use requirements of the market are difficult to meet.

The utility model discloses an asphalt pavement milling device (grant publication number CN 207672397U), which adopts the structural design of a milling wheel with adjustable height, and combines the milling and water spraying cooling modes, so that the whole equipment can be suitable for the ground with different asphalt thickness, the damage caused by high temperature when the milling wheel is used can be effectively avoided, and the service life of the equipment can be prolonged. But the equipment can not clear up the milling cutter, and the milling cutter can adhere some debris after long-time work to the milling work is influenced, and the road surface after milling can appear a lot of broken bits, causes the influence to the environment.

Disclosure of Invention

The utility model aims to provide an asphalt pavement milling device which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an asphalt pavement mills plane device, includes the travelling car, the last fixed surface of travelling car has the cylinder, the bottom of cylinder is fixed with the piston rod that runs through and extends to the travelling car bottom, the bottom of piston rod is fixed with the guard flap, guard flap's front and back both ends symmetry is fixed with the fixed plate, two install milling mechanism between the fixed plate, the both sides of cylinder are fixed with collecting box and storage water tank respectively in the travelling car upper surface, the bottom of collecting box is fixed with the communicating pipe that runs through and extends to the travelling car inside, the bottom of communicating pipe is fixed with the suction fan inside the travelling car, the bottom of suction fan is fixed with the dust absorption entry that runs through and extends to the travelling car outside, the bottom of storage water tank is fixed with the raceway that runs through and extends to the travelling car inside, one side of raceway is fixed with the pump inside the travelling car, one side of pump is fixed with the outside of travelling car in the horizontal pole, one side of travelling car corresponds the position department that milling mechanism is fixed with a plurality of shower nozzles.

As a further aspect of the present utility model: the milling mechanism comprises a second rotating shaft which is rotationally connected to the bottom layers inside two fixed plates, a plurality of first fixed blocks are fixed on the outer layers of the second rotating shaft at equal intervals, a plurality of milling cutters are fixed on the outer layers of the first fixed blocks at equal intervals, and one end of the second rotating shaft penetrates through and extends to the outer portion of one fixed plate to be fixed with a first motor.

As a further aspect of the present utility model: the belt is connected with one end rotation of first motor, the inside rotation in top layer of belt is connected with the runner, the one end of runner is fixed with and runs through and extend to two fixed plate inside first pivots, the outer equidistance of first pivot is fixed with a plurality of second fixed blocks, the outer equidistance of second fixed block is fixed with a plurality of cleaning brush.

As a further aspect of the present utility model: the bottom of the movable trolley is provided with a notch at the position corresponding to the piston rod.

As a further aspect of the present utility model: the push rod is fixed on the upper surface of the mobile trolley.

As a further aspect of the present utility model: the upper surface of the water storage tank is provided with a sealing cover.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, asphalt pavement can be milled through the milling mechanism, meanwhile, the milling cutter is cleaned through the cleaning brush, sundries are prevented from adhering to the milling cutter, the milling operation is influenced, the piston rod is driven by the air cylinder to lift the milling mechanism, the height of the milling cutter can be adjusted on the pavement with overlarge fluctuation, the milling cutter is sprayed with water through the spray head to cool, meanwhile, the pavement can be wetted and protected, too much dust is prevented from occurring, and residues after milling can be cleaned and sucked into the collecting box through the suction fan, so that the influence on the environment is avoided.

Drawings

FIG. 1 is a schematic diagram of an asphalt pavement milling device;

FIG. 2 is a schematic diagram of a milling mechanism in an asphalt pavement milling device;

fig. 3 is a schematic structural view of the interior of a traveling carriage in an asphalt pavement milling device.

In the figure: 1. a moving trolley; 2. a cylinder; 3. a collection box; 4. a push rod; 5. a cross bar; 6. a spray head; 7. a rotating wheel; 8. a first motor; 9. a belt; 10. a fixing plate; 11. a protective baffle; 12. a water storage tank; 13. a water pipe; 14. a pump machine; 15. a suction fan; 16. a dust collection inlet; 17. a communicating pipe; 18. a first fixed block; 19. a first rotating shaft; 20. a second fixed block; 21. cleaning brushes; 22. a second rotating shaft; 23. a milling cutter; 24. a piston rod.

Detailed Description

Referring to fig. 1-3, in an embodiment of the present utility model, an asphalt pavement milling device includes a mobile cart 1, a push rod 4 is fixed on an upper surface of the mobile cart 1, an air cylinder 2 is fixed on an upper surface of the mobile cart 1, a piston rod 24 penetrating and extending to a bottom of the mobile cart 1 is fixed at a bottom of the air cylinder 2, a notch is formed at a position of the bottom of the mobile cart 1 corresponding to the piston rod 24, when a height of a milling cutter 23 needs to be adjusted, the air cylinder 2 is started to drive the piston rod 24 to lift, a protection baffle 11 is fixed at a bottom of the piston rod 24, the piston rod 24 lifts and drives the protection baffle 11 to lift, thereby adjusting the height of the milling cutter 23, fixing plates 10 are symmetrically fixed at front and rear ends of the protection baffle 11, a milling mechanism is installed between the two fixing plates 10, the milling mechanism includes a second rotating shaft 22 rotatably connected to an inner bottom layer of the two fixing plates 10, a plurality of first fixing blocks 18 are fixed on the outer layer of the second rotating shaft 22 at equal intervals, the second rotating shaft 22 rotates to drive the first fixing blocks 18 to rotate, a plurality of milling cutters 23 are fixed on the outer layer of the first fixing blocks 18 at equal intervals, the first fixing blocks 18 rotate to drive the milling cutters 23 to rotate, one end of the second rotating shaft 22 penetrates through and extends to the outside of one of the fixing plates 10 to be fixed with a first motor 8, the first motor 8 is started to drive the second rotating shaft 22 to rotate, one end of the first motor 8 is rotationally connected with a belt 9, the first motor 8 rotates and simultaneously drives the belt 9 to rotate, a rotating wheel 7 is rotationally connected with the inner part of the top layer of the belt 9, the belt 9 rotates to drive the rotating wheel 7 to rotate, one end of the rotating wheel 7 is fixed with a first rotating shaft 19 penetrating through and extending to the inner parts of the two fixing plates 10, the outer layer of the first rotating shaft 19 is fixedly provided with a plurality of second fixing blocks 20 at equal intervals, the first rotating shaft 19 rotates to drive the second fixed block 20 to rotate, the outer equidistance of the second fixed block 20 is fixed with a plurality of cleaning brushes 21, the second fixed block 20 rotates to drive the cleaning brushes 21 to rotate to clean the milling cutter 23, the collecting box 3 and the water storage tank 12 are respectively fixed on the upper surface of the mobile trolley 1 on two sides of the air cylinder 2, the sealing cover is arranged on the upper surface of the water storage tank 12, the bottom of the collecting box 3 is fixed with a communicating pipe 17 penetrating and extending to the inside of the mobile trolley 1, the communicating pipe 17 is used for collecting the water inside the collecting box 3, the bottom of the communicating pipe 17 is fixed with a suction fan 15 inside the mobile trolley 1, the bottom of the suction fan 15 is fixed with a dust collection inlet 16 penetrating and extending to the outside of the mobile trolley 1, the suction fan 15 is started to suck sundries through the dust collection inlet 16, the bottom of the water storage tank 12 is fixed with a water conveying pipe 13 penetrating and extending to the inside the mobile trolley 1, one side of the water conveying pipe 13 is fixed with a pump 14 inside the mobile trolley 1, one side of the pump 14 is fixed with a cross bar 5 outside the mobile trolley 1, the pump 14 is started to draw water from the inside the cross bar 12 to the inside the mobile trolley 5, one side of the mobile trolley 1 corresponds to the position of the water storage tank 6, and the position of the corresponding to the mobile trolley 1 is fixed with a plurality of spray nozzles 6 to be sprayed with the water storage tank 6, and the spray nozzles and the water storage tank is cooled by the spray the water storage tank and the water tank is cooled by the spray the water and the milling machine is cooled down to the water and the milling machine.

The working principle of the utility model is as follows: the first motor 8 is started to drive the second rotating shaft 22 to rotate, the second rotating shaft 22 rotates to drive the first fixed block 18 to rotate, the first fixed block 18 rotates to drive the milling cutter 23 to mill a road surface, the first motor 8 rotates and simultaneously drives the belt 9 to rotate, the belt 9 rotates to drive the rotating wheel 7 to rotate, the rotating wheel 7 rotates to drive the first rotating shaft 19 to rotate, the first rotating shaft 19 rotates to drive the second fixed block 20 to rotate, and the second fixed block 20 rotates to drive the cleaning brush 21 to rotate to clean the milling cutter 23.

The pump 14 is started to pump water from the water storage tank 12 to the inside of the cross rod 5, the milling cutter 23 is cooled and cleaned through the spraying of the spray head 6, and meanwhile, the pavement is wetted.

The suction fan 15 is started to suck sundries through the dust suction inlet 16 and collect the sundries into the collecting box 3 through the communicating pipe 17.

When the height of the milling cutter 23 needs to be adjusted, the cylinder 2 is started to drive the piston rod 24 to lift, and the piston rod 24 lifts to drive the protective baffle 11 to lift, so that the height of the milling cutter 23 is adjusted.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed equally within the scope of the present utility model.

Claims

1. The utility model provides an asphalt pavement milling device, includes travelling car (1), its characterized in that, the upper surface of travelling car (1) is fixed with cylinder (2), the bottom of cylinder (2) is fixed with piston rod (24) that runs through and extend to travelling car (1) bottom, the bottom of piston rod (24) is fixed with protection baffle (11), the front and back both ends symmetry of protection baffle (11) are fixed with fixed plate (10), two install milling mechanism between fixed plate (10), the both sides of cylinder (2) are fixed with collecting box (3) and storage water tank (12) respectively in travelling car (1) upper surface, the bottom of collecting box (3) is fixed with and runs through and extend to travelling car (1) inside communicating pipe (17), the bottom of communicating pipe (17) is fixed with suction fan (15) in travelling car (1) inside, the bottom of suction fan (15) is fixed with and runs through and extend to travelling car (1) outside dust absorption entry (16), the bottom of storage water tank (12) is fixed with and extends to travelling car (13) inside travelling car (1) inside (13), the cross rod (5) is fixed on one side of the pump (14) outside the mobile trolley (1), and a plurality of spray heads (6) are fixed on one side of the mobile trolley (1) at equal intervals at positions corresponding to the milling mechanism.

2. An asphalt pavement milling device according to claim 1, characterized in that the milling mechanism comprises a second rotating shaft (22) rotatably connected to the bottom layer inside two fixing plates (10), a plurality of first fixing blocks (18) are fixed on the outer layer of the second rotating shaft (22) at equal intervals, a plurality of milling cutters (23) are fixed on the outer layer of the first fixing blocks (18) at equal intervals, and one end of the second rotating shaft (22) penetrates through and extends to the outer portion of one fixing plate (10) to be fixed with a first motor (8).

3. An asphalt pavement milling device according to claim 2, characterized in that one end of the first motor (8) is rotatably connected with a belt (9), a rotating wheel (7) is rotatably connected in the top layer of the belt (9), one end of the rotating wheel (7) is fixed with a first rotating shaft (19) penetrating through and extending to the inside of the two fixing plates (10), the outer layer of the first rotating shaft (19) is equidistantly fixed with a plurality of second fixing blocks (20), and the outer layer of the second fixing blocks (20) is equidistantly fixed with a plurality of cleaning brushes (21).

4. Asphalt pavement milling device according to claim 1, characterized in that the bottom of the travelling trolley (1) is provided with a notch at a position corresponding to the piston rod (24).

5. An asphalt pavement milling device according to claim 1, characterized in that the upper surface of the travelling trolley (1) is fixed with a push rod (4).

6. An asphalt pavement milling device according to claim 1, characterized in that the upper surface of the water storage tank (12) is provided with a sealing cover.