Asphalt repairing device for highway maintenance

Abstract

An asphalt repairing device for highway maintenance relates to the technical field of highway maintenance tools and comprises a movable base, a spreading shell and a rotatably-arranged trowelling blade are sequentially arranged on the bottom surface of the movable base in the advancing direction, and the lower end face of the spreading shell and the front and rear end faces, in the advancing direction of the movable base, of the movable base are open. And material gathering plates are horizontally and slidably arranged on the opposite inner side walls of the material spreading shell correspondingly, the heights of the trowelling blades can be adjusted, a material storage barrel is fixedly connected to the movable base, and the material storage barrel communicates with an inner cavity of the material spreading shell through a discharging pipe set. The asphalt repairing device solves the problems that when an asphalt repairing device in the prior art fills asphalt for a road surface, as a pit is located at the bottom of the device, the asphalt filling amount is inconvenient to control, the filling amount is likely to be too large, and the asphalt is wasted; and when an existing asphalt repairing device is used for filling the pavement with asphalt, the asphalt needs to be troweled manually, and the thickness of an asphalt layer is inconvenient to control.

Description

Technical Field

[0001] The utility model relates to the technical field of highway maintenance tools, in particular to an asphalt repairing device for highway maintenance. Background Art

[0002] After a highway is built and opened to traffic, its quality will gradually decrease due to the wear and impact of wheels, erosion and weathering by natural forces such as heavy rain, floods, wind and sand, ice and snow, sunlight, and ice erosion, as well as human destruction and certain defects left over from construction. Therefore, asphalt is needed for maintenance and improvement.

[0003] Small asphalt heating devices are often used for secondary and multiple road repairs. Considering the inconvenience of connecting to the electricity, most of them are not equipped with a stirring structure. The asphalt material is heated only by heating, which will cause the heating time of the device to be longer. If the cover is opened for stirring, the toxic asphalt gas will rush directly to the face of the staff, which may easily cause certain injuries to the staff.

[0004] The prior art discloses a patent with a publication number of CN112647393A, which includes a fixed plate frame, a bracket fixedly mounted on the upper surface of the fixed plate frame, a gas tank mounted inside the bracket, a heating device body mounted on one side of the bracket on the surface of the fixed plate frame, and the heating device body runs through the interior of the fixed plate frame, and rollers are mounted on both ends of the fixed plate frame; this asphalt rapid heating device for highway asphalt pavement maintenance and repair, by designing a frame on the upper surface of the heating device body and an adjusting plate inside the frame, when in use, the adjusting plate can be driven to rotate by hand by holding a hand wheel, and the gears driven by the rotation of the adjusting plate engage and rotate with each other inside the second groove, so that the eight adjusting plates can be opened at the same time, and the temperature can be quickly cooled after use.

[0005] As the existing devices are used, the shortcomings of the technology are gradually exposed, mainly in the following aspects:

[0006] First, when the existing asphalt repair device fills the road surface with asphalt, since the pit is located at the bottom of the device, it is not easy to control the amount of asphalt filled, and it is easy to fill too much, resulting in asphalt waste.

[0007] Second, when the existing asphalt repair device fills the road surface with asphalt, the asphalt needs to be smoothed manually, and it is not convenient to control the thickness of the asphalt layer.

[0008] Third, due to the high viscosity of asphalt, the asphalt discharge speed is slow, which makes it inconvenient to discharge the asphalt, reducing the efficiency of road repair.

[0009] In summary, the prior art obviously has inconveniences and defects in practical use, so it is necessary to improve it. Utility Model Content

[0010] In view of the defects in the prior art, the utility model solves the problem that when the asphalt repair device in the traditional technology fills the road with asphalt, since the pit is located at the bottom of the device, it is not convenient to control the amount of asphalt filled, and it is easy to fill too much, resulting in asphalt waste; and the existing asphalt repair device needs to manually smooth the asphalt when filling the road with asphalt, and it is not convenient to control the thickness of the asphalt layer.

[0011] In order to solve the above problems, the utility model provides the following technical solutions:

[0012] The asphalt repair device for highway maintenance comprises a mobile base, the bottom surface of which is provided with a paving shell and a rotatable smoothing blade in sequence along the forward direction, the lower end surface of the paving shell and the front and rear end surfaces in the forward direction of the mobile base are both opened, and the opposite inner side walls of the paving shell are respectively provided with a gathering plate for horizontal sliding, and the height of the smoothing blade is adjustable.

[0013] A material storage barrel is fixedly connected to the movable base, and the material storage barrel is connected to the inner cavity of the material spreading shell through a discharge pipe group.

[0014] As an optimized solution, a pressurizing mechanism is provided in the storage barrel to quickly discharge the asphalt from the discharge pipe group.

[0015] As an optimized solution, the pressurizing mechanism includes a pressurizing plate which is vertically lifted and lowered in the storage barrel, and multi-stage telescopic cylinders are vertically fixedly connected to the relative outer walls of the storage barrel, and the telescopic ends of the multi-stage telescopic cylinders are fixedly connected to the upper end surface of the pressurizing plate through a connecting frame.

[0016] As an optimized solution, a stirring blade is rotatably provided on the inner bottom surface of the storage barrel, and a driving motor for driving the stirring blade to rotate is fixedly connected to the lower surface of the movable base.

[0017] As an optimized solution, the discharge pipe group includes a horizontal pipe section connected to the outer wall of the storage barrel, the other end of the horizontal pipe section is vertically fixed with a vertical pipe section, the horizontal pipe section is close to the bottom of the storage barrel, and the lower end of the vertical pipe section passes through and is fixedly connected to the material laying shell.

[0018] As an optimized solution, a conical flow-dividing shell is coaxially fixed inside the vertical pipe section, a connecting rod is fixedly arranged on the outer wall of the conical flow-dividing shell, and the other end of the connecting rod is fixedly connected to the inner wall of the vertical pipe section.

[0019] As an optimized solution, a flap valve is provided on the transverse pipe section.

[0020] As an optimized solution, an asphalt adding cylinder connected to the inner cavity of the storage barrel is fixedly connected to the side wall of the storage barrel.

[0021] As an optimized solution, two horizontally arranged telescopic cylinders are fixed in parallel on the outer side wall of the material spreading shell corresponding to the material gathering plate, and the telescopic ends of the horizontal telescopic cylinders extend into the material spreading shell and are fixed to the inner wall of the material gathering plate.

[0022] As an optimized solution, a driving shaft is vertically rotated on the movable base, a driving motor connected to the upper end of the driving shaft is fixedly connected to the upper surface of the movable base, an external tooth pattern is arranged on the peripheral wall of the lower end of the driving shaft, a sliding sleeve slidably mounted on the driving shaft is fixedly connected to the center position of the smoothing blade, and an internal tooth pattern matching the external tooth pattern is arranged inside the sliding sleeve.

[0023] As an optimized solution, a turntable is horizontally rotatably provided on the outer wall of the sliding sleeve, a vertical telescopic cylinder is vertically fixed to the lower surface of the movable base, the telescopic end of the vertical telescopic cylinder is fixed to the upper surface of the turntable, a guide column is also fixed to the turntable, a guide groove is opened on the lower surface of the movable base, and the upper end of the guide column is slidably inserted into the guide groove.

[0024] As an optimized solution, a limit ring is fixedly connected to the outer wall of the sliding sleeve, the rotating disk is provided with an inner hole, and the inner hole is provided with a ring groove matching the limit ring.

[0025] As an optimized solution, movable wheels are arranged in parallel on the lower surface of the movable base.

[0026] Compared with the prior art, the beneficial effects of the utility model are:

[0027] Asphalt is introduced into the storage barrel by using an asphalt adding cylinder. The driving motor drives the stirring blades to rotate, which can prevent the asphalt from solidifying. When repairing potholes on the road, the distance between the two aggregate plates is adjusted according to the size of the potholes, which can effectively prevent the asphalt from being discharged too much and reduce the waste of asphalt.

[0028] The vertical pipe section is provided with a conical diversion shell, which can guide the asphalt so that the asphalt is more evenly distributed in the paving shell, thereby improving the uniformity of asphalt distribution;

[0029] The driving machine drives the leveling blade to rotate, so as to level the asphalt distributed in the paving shell, eliminating the need for manual leveling operations and further improving the leveling efficiency; and the leveling blade can adjust its height using a vertical telescopic cylinder, so as to adjust the thickness of the asphalt layer and expand its scope of use;

[0030] By setting a pressure plate in the storage barrel, when discharging the asphalt, the flap valve can be opened, and the multi-stage telescopic cylinder drives the pressure plate to descend, so as to pressurize the internal asphalt and discharge it quickly from the discharge pipe group, thereby accelerating the discharge efficiency of the asphalt and improving the efficiency of road repair. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] In order to more clearly illustrate the specific implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the specific implementation or the prior art description. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0032] Figure 1 It is a schematic diagram of the structure of the utility model;

[0033] Figure 2 It is a structural schematic diagram of the paving shell of the utility model.

[0034] In the figure: 1-mobile base; 2-material spreading shell; 3-leveling blade; 4-material storage barrel; 5-horizontal pipe section; 6-vertical pipe section; 7-conical diversion shell; 8-connecting rod; 9-horizontal telescopic cylinder; 10-material gathering plate; 11-mixing blade; 12-driving motor; 13-sliding sleeve; 14-driving shaft; 15-driving machine; 16-turntable; 17-vertical telescopic cylinder; 18-guide column; 19-flap valve. DETAILED DESCRIPTION

[0035] The following embodiments of the technical solution of the utility model are described in detail in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the utility model, and are therefore only used as examples, and cannot be used to limit the protection scope of the utility model.

[0036] like Figure 1 and Figure 2 As shown, the asphalt repair device for highway maintenance includes a mobile base 1, the bottom surface of the mobile base 1 is provided with a paving shell 2 and a rotatable smoothing blade 3 in sequence along the forward direction, the lower end surface of the paving shell 2 and the front and rear end surfaces in the forward direction of the mobile base 1 are both opened, and the opposite inner side walls of the paving shell 2 are respectively provided with a gathering plate 10 for horizontal sliding, and the height of the smoothing blade 3 can be adjusted.

[0037] A material storage barrel 4 is fixedly connected to the movable base 1 , and the material storage barrel 4 is connected to the inner cavity of the material spreading shell 2 through a discharge pipe group.

[0038] A pressurizing mechanism is provided in the storage barrel 4 to quickly discharge the asphalt from the discharge pipe group.

[0039] The pressurizing mechanism comprises a pressurizing plate which is lifted and lowered vertically in the storage barrel. The opposite outer walls of the storage barrel are respectively and vertically fixedly connected with multi-stage telescopic cylinders. The telescopic ends of the multi-stage telescopic cylinders are fixedly connected to the upper end surface of the pressurizing plate through a connecting frame.

[0040] A stirring blade 11 is rotatably provided on the inner bottom surface of the material storage barrel 4 , and a driving motor 12 for driving the stirring blade 11 to rotate is fixedly connected to the lower surface of the movable base 1 .

[0041] The discharge pipe group includes a horizontal pipe section 5 connected to the outer wall of the storage barrel 4, and the other end of the horizontal pipe section 5 is vertically fixed with a vertical pipe section 6. The horizontal pipe section 5 is close to the bottom of the storage barrel 4, and the lower end of the vertical pipe section 6 passes through the fixed material paving shell 2.

[0042] A conical flow dividing shell 7 is coaxially fixedly connected inside the vertical pipe section 6 . A connecting rod 8 is fixedly arranged on the outer wall of the conical flow dividing shell 7 . The other end of the connecting rod 8 is fixedly connected to the inner wall of the vertical pipe section 6 .

[0043] A flap valve 19 is provided on the transverse pipe section 5 .

[0044] An asphalt adding cylinder connected to the inner cavity of the storage barrel 4 is fixedly connected to the side wall of the storage barrel 4.

[0045] Two horizontally arranged telescopic cylinders 9 are fixedly connected in parallel on the outer side wall of the material spreading shell 2 corresponding to the material gathering plate 10 . The telescopic ends of the horizontal telescopic cylinders 9 extend into the material spreading shell 2 and are fixedly connected to the inner wall of the material gathering plate 10 .

[0046] A driving shaft 14 is vertically rotated on the movable base 1, a driving machine 15 connected to the upper end of the driving shaft 14 is fixedly connected to the upper surface of the movable base 1, an outer tooth pattern is arranged around the peripheral wall of the lower end of the driving shaft 14, a sleeve 13 slidably mounted on the driving shaft 14 is fixedly connected to the center position of the smoothing blade 3, and an inner tooth pattern matching the outer tooth pattern is arranged inside the sleeve 13.

[0047] A turntable 16 is horizontally rotatably provided on the outer wall of the sliding sleeve 13, a vertical telescopic cylinder 17 is vertically fixedly connected to the lower surface of the movable base 1, the telescopic end of the vertical telescopic cylinder 17 is fixedly connected to the upper surface of the turntable 16, a guide column 18 is also fixedly connected to the turntable 16, a guide groove is provided on the lower surface of the movable base 1, and the upper end of the guide column 18 is slidably inserted into the guide groove.

[0048] A limiting ring is fixedly connected to the outer wall of the sliding sleeve 13 , and the rotating disk 16 is provided with an inner hole, and the inner hole is provided with a ring groove matching the limiting ring.

[0049] The lower surface of the movable base 1 is provided with movable wheels in parallel.

[0050] The working principle of this device is:

[0051] Asphalt is introduced into the storage barrel 4 by using an asphalt adding cylinder, and the stirring blade 11 is driven by the driving motor 12 to rotate, so as to prevent the asphalt from solidifying. When repairing potholes on the road, the distance between the two gathering plates 10 is adjusted according to the size of the potholes, which can effectively prevent the asphalt from being discharged too much and reduce the waste of asphalt.

[0052] A conical flow diversion shell 7 is provided in the vertical pipe section 6, which can guide the asphalt so that the asphalt is more evenly distributed in the paving shell 2, thereby improving the uniformity of asphalt distribution;

[0053] The driving machine 15 drives the leveling blade 3 to rotate, so as to level the asphalt distributed in the paving shell 2, eliminating the need for manual leveling operations and further improving the leveling efficiency; and the leveling blade 3 can adjust its height by using the vertical telescopic cylinder 17, so as to adjust the thickness of the asphalt layer and expand the scope of use;

[0054] By setting a pressure plate in the storage barrel, when discharging asphalt, the flap valve 19 can be opened, and the multi-stage telescopic cylinder drives the pressure plate to descend, so as to pressurize the internal asphalt and discharge it quickly from the discharge pipe group, thereby accelerating the discharge efficiency of the asphalt and improving the efficiency of road repair.

[0055] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents. These modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model, and they should all be included in the scope of the claims and specification of the utility model.

Claims

1. Asphalt repair device for highway maintenance, characterized by: The invention comprises a movable base (1), wherein a material spreading shell (2) and a rotatable smoothing blade (3) are sequentially arranged on the bottom surface of the movable base (1) in the advancing direction, the lower end surface of the material spreading shell (2) and the front and rear end surfaces in the advancing direction of the movable base (1) are both opened, and material gathering plates (10) are respectively horizontally slidably arranged on the opposite inner side walls of the material spreading shell (2), and the height of the smoothing blade (3) is adjustable. A material storage barrel (4) is fixedly connected to the movable base (1), and the material storage barrel (4) is connected to the inner cavity of the material spreading shell (2) through a discharge pipe group.

2. The asphalt repair device for highway maintenance according to claim 1, characterized in that: The storage barrel (4) is provided with a pressurizing mechanism for quickly discharging the asphalt from the discharge pipe group.

3. The asphalt repair device for highway maintenance according to claim 2, characterized in that: The pressurizing mechanism includes a pressurizing plate that is lifted and lowered vertically in the material storage barrel, and multi-stage telescopic cylinders are vertically fixedly connected to the relative outer walls of the material storage barrel, and the telescopic ends of the multi-stage telescopic cylinders are fixedly connected to the upper end surface of the pressurizing plate through a connecting frame.

4. The asphalt repair device for highway maintenance according to claim 3, characterized in that: A stirring blade (11) is rotatably provided on the inner bottom surface of the material storage barrel (4), and a driving motor (12) for driving the stirring blade (11) to rotate is fixedly connected to the lower surface of the movable base (1).

5. The asphalt repair device for highway maintenance according to claim 4, characterized in that: The discharge pipe group includes a horizontal pipe section (5) connected to the outer wall of the storage barrel (4), and the other end of the horizontal pipe section (5) is vertically fixed with a vertical pipe section (6). The horizontal pipe section (5) is close to the bottom of the storage barrel (4), and the lower end of the vertical pipe section (6) passes through and is fixed to the material spreading shell (2).

6. The asphalt repair device for highway maintenance according to claim 5, characterized in that: A conical flow dividing shell (7) is coaxially fixedly connected inside the vertical pipe section (6), a connecting rod (8) is fixedly arranged on the outer wall of the conical flow dividing shell (7), and the other end of the connecting rod (8) is fixedly connected to the inner wall of the vertical pipe section (6).

7. The asphalt repair device for highway maintenance according to claim 6, characterized in that: The transverse pipe section (5) is provided with a flap valve (19).

8. The asphalt repair device for highway maintenance according to claim 7, characterized in that: An asphalt adding cylinder connected to the inner cavity of the storage barrel (4) is fixedly connected to the side wall of the storage barrel (4).

9. The asphalt repair device for highway maintenance according to claim 8, characterized in that: Two horizontally arranged telescopic cylinders (9) are fixedly connected in parallel on the outer side wall of the material spreading shell (2) corresponding to the material gathering plate (10); the telescopic ends of the horizontal telescopic cylinders (9) extend into the material spreading shell (2) and are fixedly connected to the inner wall of the material gathering plate (10).

10. The asphalt repair device for highway maintenance according to claim 9, characterized in that: A drive shaft (14) is vertically rotatably provided on the movable base (1), a drive motor (15) connected to the upper end of the drive shaft (14) is fixedly connected to the upper surface of the movable base (1), an outer tooth pattern is arranged around the peripheral wall of the lower end of the drive shaft (14), a sleeve (13) slidably mounted on the drive shaft (14) is fixedly connected to the center position of the smoothing blade (3), and an inner tooth pattern matching the outer tooth pattern is arranged inside the sleeve (13).

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