CN216156299U

CN216156299U - Hot rolling device for asphalt road construction

Info

Publication number: CN216156299U
Application number: CN202122151098.9U
Authority: CN
Inventors: 陈万军
Original assignee: Individual
Current assignee: Jiangshan Chunjiang Traffic Engineering Construction Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-04-01
Anticipated expiration: 2031-09-07

Abstract

The utility model discloses a hot rolling device for asphalt road construction, which comprises a bottom plate, wherein frames are fixedly arranged on both sides of the top end of the bottom plate, a rolling assembly is fixedly arranged between the two frames, the rolling assembly comprises four connecting columns, four cylinders, four movable frames, four through holes, four extrusion rods, four first springs, four second springs, four first bearings, two first rotating shafts and two compression rollers, and the four connecting columns are respectively and fixedly arranged on both sides of the tops of the two frames. The compression roller on the concave-convex road surface moves up and down through the elastic force of the four first springs and the four second springs, one first rotating shaft moves to drive two second gears to move, and the compression roller is not easy to damage when the hot rolling device rolls the concave-convex road surface; the four second gears are respectively connected to two sides of the two first gears in a meshed mode, so that the rotating speed deviation of the two compression rollers is effectively reduced, and the stability of the hot rolling device is higher.

Description

Hot rolling device for asphalt road construction

Technical Field

The utility model relates to a hot rolling device, in particular to a hot rolling device for asphalt road construction, and belongs to the technical field of road construction.

Background

In the paving process of pitch, because the road surface that needs to be repaired in the little shape tunnel is narrower, large-scale road roller equipment can't get into, make when constructing the bituminous paving, it is not very convenient, at this moment, just need use hand propelled road roller equipment, the in-process of pressing the road roller rolls and levels the road base, the base of current buckler adopts rigid base, the vibration is very big, there is certain influence to the roughness on road surface, especially when meetting the pothole, can cause the inhomogeneous distribution of pitch, and current hot rolling device is at the in-process that rolls, the road surface unevenness of not pressing, lead to the compression roller impaired easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hot rolling device for asphalt road construction, which aims to solve the problems that the existing hot rolling device in the background art has extremely high vibration and easily damaged press rolls.

In order to achieve the purpose, the utility model provides the following technical scheme: a hot rolling device for asphalt road construction comprises a base plate, wherein frames are fixedly arranged on two sides of the top end of the base plate, a rolling assembly is fixedly arranged between the two frames and comprises four connecting columns, four cylinders, four movable frames, four through holes, four extrusion rods, four first springs, four second springs, four first bearings, two first rotating shafts and two compression rollers, the four connecting columns are respectively and fixedly arranged on two sides of the tops of the two frames, the cylinders are respectively and fixedly arranged at the bottoms of the four connecting columns, the four movable frames are respectively and fixedly arranged on two sides of the bottoms of the two frames, the through holes are respectively formed in the middle parts of the tops of the four movable frames, the extrusion rods are alternately connected with the inner walls of the through holes, the first springs are fixedly connected at the bottoms of the four extrusion rods, the second springs are fixedly connected at the bottoms of the four movable frames, every one side first spring with one side all fixed first bearing, four of being equipped with between the second spring the inner wall of first bearing all rotates and is connected with first pivot, two the middle part of first pivot is all fixed and is equipped with the compression roller, the grinding chamber has been seted up at the middle part of bottom plate, the four corners of bottom plate bottom is all fixed and is equipped with the gyro wheel.

As a preferred technical scheme of the utility model, a synchronizing assembly is in transmission connection between the two press rollers, and comprises two support plates, two first chutes, two second bearings, a second rotating shaft, two first gears and four second gears, wherein the two support plates are respectively fixedly arranged in the middle parts of the two frames, the first chutes are respectively arranged in the middle parts of one sides of the two support plates, the inner walls of the two first chutes are respectively connected with the second bearings in a sliding manner, the second rotating shaft is rotatably connected between the two second bearings, the first gears are respectively fixedly arranged at two ends of the second rotating shaft, the four second gears are respectively fixedly arranged at two ends of the two first rotating shafts, and the four second gears are respectively connected to two sides of the two first gears in a meshing manner.

As a preferable technical scheme of the utility model, a side plate is fixedly arranged at one side of the bottom plate, and a handle is fixedly arranged at the middle part of one side of the side plate.

As a preferred technical scheme of the present invention, two sides of the four movable frames are respectively and fixedly provided with a second sliding chute, and the first bearing on each side is respectively and slidably connected between two second sliding chutes on the same side.

As a preferred technical scheme of the utility model, piston rods of the four cylinders are fixedly connected with limiting discs, and the four limiting discs are respectively and fixedly arranged at the top ends of the four extrusion rods.

As a preferred technical scheme of the utility model, one side of the bottom end of the bottom plate is fixedly provided with a road flatness tester.

As a preferred technical scheme of the present invention, a switch panel is fixedly disposed on the top of one side of the side plate, a cylinder switch and a tester switch are respectively disposed on the surface of the switch panel, and the four cylinders and the road flatness tester are respectively electrically connected to a power supply through the cylinder switch and the tester switch.

Compared with the prior art, the utility model has the beneficial effects that: according to the hot rolling device for asphalt road construction, the compression rollers on the concave-convex road surface move up and down through the elasticity of the four first springs and the four second springs, one first rotating shaft moves to drive the two second gears to move, and the two second gears drive the two first gears to move in the moving process, so that rolling is more uniform when the hot rolling device rolls the concave-convex road surface, and the compression rollers are not easy to damage; the four second gears are respectively connected to two sides of the two first gears in a meshed mode, so that the rotating speed deviation of the two compression rollers is effectively reduced, and the stability of the hot rolling device is higher.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the structure at A of FIG. 2 according to the present invention;

fig. 4 is a partial cross-sectional structural diagram of the present invention.

In the figure: 1. a base plate; 2. a frame; 3. rolling the component; 31. connecting columns; 32. a cylinder; 33. a movable frame; 34. a through hole; 35. an extrusion stem; 36. a first spring; 37. a second spring; 38. a first bearing; 39. a first rotating shaft; 310. a compression roller; 4. a rolling cavity; 5. a roller; 6. a synchronization component; 61. a support plate; 62. a second bearing; 63. a second rotating shaft; 64. a first gear; 65. a second gear; 66. a first chute; 7. a side plate; 8. a handle; 9. a second chute; 11. a limiting disc; 12. a road surface flatness tester; 13. a switch panel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a hot rolling device for asphalt road construction, comprising a bottom plate 1, wherein frames 2 are fixedly arranged on both sides of the top end of the bottom plate 1, a rolling component 3 is fixedly arranged between the two frames 2, the rolling component 3 comprises four connecting columns 31, four cylinders 32, four movable frames 33, four through holes 34, four extrusion rods 35, four first springs 36, four second springs 37, four first bearings 38, two first rotating shafts 39 and two compression rollers 310, the four connecting columns 31 are respectively and fixedly arranged on both sides of the tops of the two frames 2, the cylinders 32 are respectively and fixedly arranged at the bottom ends of the four connecting columns 31, the four movable frames 33 are respectively and fixedly arranged on both sides of the bottoms of the two frames 2, the through holes 34 are respectively arranged in the middle parts of the top ends of the four movable frames 33, the extrusion rods 35 are penetratingly connected to the inner walls of the through holes 34, the first springs 36 are respectively and fixedly connected to the bottom ends of the four extrusion rods 35, the equal fixedly connected with second spring 37 in bottom of four adjustable shelf 33, all fixedly between per two corresponding first spring 36 and the second spring 37 be equipped with first bearing 38, all rotate between per two corresponding first bearings 38 and be connected with first pivot 39, the middle part of two first pivots 39 is all fixed and is equipped with compression roller 310, and grinding chamber 4 has been seted up at the middle part of bottom plate 1, and the four corners of bottom plate 1 bottom is all fixed and is equipped with gyro wheel 5.

Preferably, the two press rollers 310 are in transmission connection with a synchronizing assembly 6, the synchronizing assembly 6 includes two support plates 61, two first chutes 66, two second bearings 62, a second rotating shaft 63, two first gears 64 and four second gears 65, the two support plates 61 are respectively fixedly disposed at the middle portions of the two frames 2, the first chutes 66 are disposed at the middle portions of one sides of the two support plates 61, the second bearings 62 are slidably connected to the inner walls of the two first chutes 66, the second rotating shaft 63 is rotatably connected between the two second bearings 62, the first gears 64 are fixedly disposed at the two ends of the second rotating shaft 63, the four second gears 65 are respectively fixedly disposed at the two ends of the two first rotating shafts 39, the four second gears 65 are respectively engaged and connected to the two sides of the two first gears 64, the rotation speed deviation between the two pressing rollers 310 is reduced by the meshing rotation of the four second gears 65 and the two first gears 64; a side plate 7 is fixedly arranged on one side of the bottom plate 1, and a handle 8 is fixedly arranged in the middle of one side of the side plate 7, so that a worker can conveniently push the hot rolling device to move; the two sides of the four movable frames 33 are respectively and fixedly provided with the second sliding chutes 9, and the first bearings 38 on each side are respectively and slidably connected between the two second sliding chutes 9 on the same side, so that the moving directions of the four first bearings 38 are prevented from being deviated, and the two press rollers 310 are prevented from rolling unevenly; the piston rods of the four cylinders 32 are fixedly connected with the limiting discs 11, the four limiting discs 11 are respectively and fixedly arranged at the top ends of the four extrusion rods 35, and the piston rods of the four cylinders 32 are prevented from being extruded with the top ends of the four movable frames 33 through the four limiting discs 11; a pavement evenness tester 12 is fixedly arranged on one side of the bottom end of the bottom plate 1, and the pavement evenness is detected by the pavement evenness tester 12 in the use process of the hot rolling device; the fixed flush mounting plate 13 that is equipped with in top of curb plate 7 one side, flush mounting plate 13's surface is equipped with cylinder switch and apparatus switch respectively, and four cylinders 32 and road flatness apparatus 12 are respectively through cylinder switch and apparatus switch and power electric connection, and the staff of being convenient for controls four cylinders 32 and the operation of road flatness apparatus 12.

When the hot rolling device for asphalt road construction is used, firstly, the handle 8 is used for pushing the hot rolling device, the device moves to roll the road surface through the rotation of the four rollers 5, then, the cylinder switch on the surface of the switch panel 13 is opened, the piston rods of the four cylinders 32 are stretched to drive the four extrusion rods 35 to move on the inner walls of the four through holes 34 respectively, when the four limiting discs 11 are contacted with the top ends of the four movable frames 33 respectively, the four first springs 36 and the four second springs 37 are compressed, the four first bearings 38 slide downwards until the two compression rollers 310 are contacted with the ground, then, the handle 8 is pushed to enable the hot rolling device to roll the road surface, the two compression rollers 310 drive the two first rotating shafts 39 to rotate in the rolling process, the first rotating shafts 39 drive the four first gears 64 to rotate, the two first gears 64 on each side drive the second gears 65 on the same side to rotate respectively, when the hot rolling device rolls the concave-convex road surface, the four first springs 36 and the four second springs 37 are slightly vibrated by the pressure of the road surface on the two press rolls 310, the four first bearings 38 move on the inner walls of the four second chutes 9 respectively and are in meshed connection with the two second gears 65 through the four first gears 64, the four first bearings 38 move to drive the two second bearings 62 to slide on the inner walls of the two first chutes 66 respectively, so that the two second gears 65 can be driven to ascend and descend when one of the press rolls 310 rolls the concave-convex road surface, then the switch of the tester on the surface of the switch panel 13 is turned on, and the pavement flatness tester 12 with the model ZG-LXBP-5 detects the road surface so that a constructor can detect the hot-rolled road condition conveniently.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hot rolling device of pitch road construction, includes bottom plate (1), its characterized in that, the both sides side on bottom plate (1) top is all fixed and is equipped with frame (2), two fixed being equipped with between frame (2) rolls subassembly (3), roll subassembly (3) including four spliced poles (31), four cylinders (32), four adjustable shelf (33), four through-holes (34), four stripper bars (35), four first spring (36), four second spring (37), four first bearing (38), two first pivot (39) and two compression roller (310), four spliced pole (31) are fixed respectively and are set up the both sides at two frame (2) tops, four the bottom of spliced pole (31) is all fixed and is equipped with cylinder (32), four adjustable shelf (33) are fixed respectively and are set up the both sides in two frame (2) bottoms, four through-hole (34), four have all been seted up at the middle part on adjustable shelf (33) top the inner wall of through-hole (34) all alternates and is connected with squeeze bar (35), four the first spring (36) of the equal fixedly connected with in bottom of squeeze bar (35), four the equal fixedly connected with second spring (37) in bottom of adjustable shelf (33), per two are corresponding all fixedly between first spring (36) and second spring (37) be equipped with first bearing (38), per two are corresponding all rotate between first bearing (38) and be connected with first pivot (39), two the middle part of first pivot (39) is all fixed and is equipped with compression roller (310), crushing chamber (4) have been seted up at the middle part of bottom plate (1), the four corners of bottom plate (1) bottom is all fixed and is equipped with gyro wheel (5).

2. The hot rolling device for asphalt road construction according to claim 1, wherein: a synchronizing component (6) is connected between the two press rollers (310) in a transmission manner, the synchronizing component (6) comprises two support plates (61), two first sliding grooves (66), two second bearings (62), a second rotating shaft (63), two first gears (64) and four second gears (65), the two support plates (61) are respectively and fixedly arranged in the middle of the two frames (2), the first sliding grooves (66) are respectively arranged in the middle of one side of each of the two support plates (61), the second bearings (62) are respectively and slidably connected with the inner walls of the two first sliding grooves (66), and the second rotating shaft (63) is rotatably connected between the two second bearings (62), the two ends of the second rotating shaft (63) are fixedly provided with first gears (64), the number of the second gears (65) is respectively fixedly arranged at the two ends of the two first rotating shafts (39), and the number of the second gears (65) is respectively meshed with the two sides of the first gears (64).

3. The hot rolling device for asphalt road construction according to claim 1, wherein: a side plate (7) is fixedly arranged on one side of the bottom plate (1), and a handle (8) is fixedly arranged in the middle of one side of the side plate (7).

4. The hot rolling device for asphalt road construction according to claim 1, wherein: the two sides of the four movable frames (33) are fixedly provided with second sliding grooves (9), and the first bearing (38) on each side is respectively connected between the two second sliding grooves (9) on the same side in a sliding mode.

5. The hot rolling device for asphalt road construction according to claim 1, wherein: piston rods of the four cylinders (32) are fixedly connected with limiting discs (11), and the four limiting discs (11) are fixedly arranged at the top ends of the four extrusion rods (35) respectively.

6. The hot rolling device for asphalt road construction according to claim 3, wherein: and a road surface flatness tester (12) is fixedly arranged on one side of the bottom end of the bottom plate (1).

7. The hot rolling device for asphalt road construction according to claim 6, wherein: the top of curb plate (7) one side is fixed and is equipped with flush mounting plate of switch (13), flush mounting plate of switch (13) surface is equipped with cylinder switch and apparatus switch respectively, four cylinder (32) and road flatness apparatus (12) are respectively through cylinder switch and apparatus switch and power electric connection.