Rapid repairing device for asphalt pavement

Abstract

The invention relates to a rapid asphalt pavement repairing device, and belongs to the technical field of road construction equipment, the rapid asphalt pavement repairing device comprises a trolley, a heating device, a carding device, a material supplementing device and a compacting device are sequentially arranged from front to back according to the advancing direction of the trolley, the heating device comprises a shell and a heating pipe set, the shell rotates relative to the trolley, and the heating pipe set is arranged in the shell; the carding device comprises a frame body and a sledge, the frame body is vertically fixed to the trolley, the sledge slides in a reciprocating mode in the vertical direction relative to the frame body, the material supplementing device comprises a material storage box, a turning cover is arranged on the top of the material storage box, and a baffle is slidably connected to the bottom of the material storage box. And a sliding assembly used for driving the baffle to slide is arranged on the storage box. The multifunctional asphalt pavement repairing device has the effects that multiple functions and automation of the asphalt pavement repairing device can be achieved, and the asphalt pavement repairing efficiency is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of road construction equipment, and in particular to a rapid asphalt pavement repairing device. BACKGROUND

[0002] At present, asphalt is a commonly used material for laying roads, and is very convenient and fast to lay and repair. In the modern transportation process, there are more and more heavy vehicles, which inevitably cause damage to the asphalt pavement while improving transportation efficiency. Most of the initial damage to the asphalt pavement is a small damaged area, which will become larger and larger with the rolling of a large number of vehicles.

[0003] The initial stage of the aging phenomenon of the asphalt pavement also appears small-range damage to the asphalt pavement. Timely discovery and repair of the damaged asphalt pavement can not only reduce the repair cost, but also improve the smoothness of the road, reduce the commuting time of people, and maximize the reduction of traffic congestion and the avoidance of traffic accidents.

[0004] However, the existing road repair special vehicle generally has a single function, and different devices are needed to heat, lay, and compact the asphalt pavement, and the degree of automation is low. Not only is the repair process time-consuming and labor-intensive, but also the energy waste and cost consumption are relatively high during the transportation process. SUMMARY

[0005] In order to realize the multifunctional and automatic asphalt pavement repairing device and improve the efficiency of asphalt pavement repair, the present application provides a rapid asphalt pavement repairing device.

[0006] The rapid asphalt pavement repairing device provided by the present application adopts the following technical scheme: A rapid asphalt pavement repairing device, comprising a trolley, a heating device, a combing device, a material supplementing device, and a compacting device are sequentially arranged on the trolley according to the advancing direction of the trolley, the heating device comprises a shell and a heating pipe group, the shell is rotationally connected to the trolley, the rotation axis direction of the shell is arranged horizontally and perpendicularly to the advancing direction of the trolley, the heating pipe group slides relative to the shell, the sliding direction of the heating pipe group is along the direction of approaching or moving away from the ground, the shell is provided with a lead screw assembly for driving the heating pipe group to slide, the combing device comprises a plow, the plow reciprocally slides relative to the trolley along the vertical direction, the material supplementing device comprises a storage tank, a plurality of discharge ports are formed in the bottom of the storage tank, the plurality of discharge ports are arranged at intervals along the width direction of the trolley, a baffle is slidably connected at the discharge port, the storage tank is provided with a sliding assembly for driving the baffle to slide, and the compacting device comprises a compression roller, the compression roller is rotationally connected to the trolley, and the rotation axis direction of the compression roller is perpendicular to the advancing direction of the trolley.

[0007] By adopting the technical scheme, the heating device, the carding device, the material supplementing device and the compacting device are sequentially arranged from front to back according to the advancing direction of the trolley, after the trolley is pushed to the road surface to be repaired, the heating device is first driven to face the ground, then the heating pipe group is driven to move close to the ground, after the asphalt on the ground is softened, the ground is carded by the plow, then the ground is supplemented with asphalt by the storage tank with the baffle opened, the ground is carded again by the plow, and the ground is compacted by the roller after the carding is completed, so that the asphalt pavement repairing device is multifunctional and automatic, and the construction efficiency is improved.

[0008] Optionally, the screw rod assembly comprises a threaded rod and a threaded block, the heating pipe group is fixedly connected with the threaded block, the threaded rod rotates relative to the shell, the rotation axis direction of the threaded rod is along a direction perpendicular to the heating pipe group, the threaded block is threadedly connected with the threaded rod, the screw rod assembly is provided in two groups, and the two groups of screw rod assemblies are arranged in axial symmetry along the center line of the heating pipe group.

[0009] By adopting the technical scheme, the shell rotates relative to the trolley, after rotating to face the ground, the heating pipe group is still at a certain distance from the ground, the relative position of the heating pipe group and the shell can be changed by moving the threaded block relative to the threaded rod, so that the heating pipe group moves more towards the ground, and the heating effect of the asphalt ground is better.

[0010] Optionally, the shell is provided with a rotating assembly, the rotating assembly comprises a first rotating gear, a second rotating gear and a driven gear, the first rotating gear is fixed with the threaded rod, the second rotating gear and the driven gear are coaxially fixed, the first rotating gear and the second rotating gear are engaged, and the trolley is provided with a driving gear for driving the driven gear to rotate.

[0011] By adopting the technical scheme, the first rotating gear and the second rotating gear can change the driving direction of the threaded rod, save space, and also can be linked with the rotation of the shell, so that the heating pipe group moves synchronously when the shell rotates relative to the trolley, and the moving time is saved.

[0012] Optionally, the trolley is vertically fixed with a frame body, the driving gear is rotatably connected relative to the frame body, the rotation axis direction of the driving gear is along a direction perpendicular to the advancing direction of the trolley, and the diameter of the driving gear is smaller than the diameter of the driven gear.

[0013] By adopting the technical scheme, the driven gear is driven to rotate by the driving gear on the frame body, and because the diameter of the driving gear is smaller than the diameter of the driven gear, the driven gear can be slowed down, so that the rotation of the shell is more gentle.

[0014] Optionally, the shell is hingedly connected with a telescopic rod, and the other end of the telescopic rod is hingedly connected with the frame body.

[0015] By adopting the technical scheme, the telescopic rod can increase stability and supporting force when the shell rotates.

[0016] Optionally, the plough comprises a plurality of comb teeth, and the plurality of comb teeth are arranged at intervals along the length direction of the scraper plate, and the thickness of the scraper plate gradually increases from the end close to the comb teeth to the end away from the comb teeth.

[0017] By adopting the technical scheme, the comb teeth can first comb the residual garbage or large stone blocks on the ground, and then the combination of the comb teeth and the scraper plate can gradually comb the asphalt ground flat.

[0018] Optionally, the storage tank is provided with a heat preservation layer, and the top of the storage tank is provided with a flip cover.

[0019] By adopting the technical scheme, the heat preservation layer in the storage tank can heat and preserve the asphalt, so that the asphalt from the discharge port is warm and soft, and will not directly block due to low temperature or drying, which is not conducive to road repair.

[0020] Optionally, the sliding assembly comprises a first rack, a second rack and a rotating wheel, the baffle comprises a first baffle and a second baffle, the first baffle and the second baffle are arranged in splicing at the discharge port, the first rack is fixed with the first baffle, the second rack is fixed with the second baffle, the first rack and the second rack are respectively engaged with the rotating wheel, and when the first rack and the second rack are engaged with the rotating wheel, the first baffle and the second baffle slide away from each other.

[0021] By adopting the technical scheme, the first baffle and the second baffle initially splice and block the discharge port, when the material needs to be supplemented, the rotating wheel is driven to rotate, the rotating wheel is engaged with the first rack and the second rack respectively, so that the first rack and the second rack move in opposite directions on both sides, that is, the discharge port is opened, and the flow of the discharge port can be controlled according to the moving position of the first baffle and the second baffle.

[0022] Optionally, the rotating wheel is coaxially fixed with a worm wheel, the storage tank is rotatably connected with a worm, the worm is engaged with the worm wheel, and the storage tank is provided with a rotating rod for driving the worm to rotate.

[0023] By adopting the technical scheme, the rotating rod drives the worm to rotate at the same time, the worm is engaged with the worm wheel, that is, the rotating wheel is driven to rotate.

[0024] Optionally, the rotating rod rotates along the horizontal direction relative to the storage tank, the rotating rod is fixed with a third rotating gear, the worm is fixed with a fourth rotating gear, and the third rotating gear is engaged with the fourth rotating gear.

[0025] By adopting the technical scheme, the rotating rod rotates relative to the storage box, and in the rotating process, the third gear drives the fourth gear to rotate, so that the transmission can not only change the driving direction of the worm, but also save space, and can also drive the baffles at multiple discharge ports to move simultaneously, thereby facilitating the ground replenishment.

[0026] In summary, the present application has at least one of the following beneficial technical effects: 1. The heating device can first rotate the shell to a position facing the ground, and then drive the heating pipe group to move close to the ground, so that the heating and softening effect of the asphalt ground is better, and when heating is not needed, the shell and the heating pipe group can be collected to save space and facilitate transportation. 2. The rotating rod can drive multiple worms to rotate simultaneously, the worms drive the worm gears to rotate, and the rotating wheels rotate simultaneously, and in the rotating process of the rotating wheels, the rotating wheels are engaged with the first rack and the second rack to drive the first baffle and the second baffle to move away from each other until the discharge port is opened, and the flow rate of the storage box can be controlled by controlling the positions of the first baffle and the second baffle. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 is a structural schematic diagram of an embodiment of the present application; Figure 2 is a structural schematic diagram of a lead screw assembly; Figure 3 is a structural schematic diagram of a baffle and a sliding assembly.

[0028] In the figure, 1 is a trolley, 2 is a heating device, 21 is a shell, 211 is a telescopic rod, 22 is a heating pipe group, 23 is a lead screw assembly, 231 is a threaded rod, 232 is a threaded block, 24 is a rotating assembly, 241 is a first rotating tooth, 242 is a second rotating tooth, 2421 is a rotating shaft, 243 is a driven tooth, 244 is a driving tooth, 2441 is a main motor, 3 is a carding device, 31 is a frame body, 32 is a plow, 321 is a comb tooth, 322 is a scraper, 33 is a cylinder, 4 is a replenishment device, 41 is a storage box, 411 is a heat preservation layer, 412 is a flip cover, 413 is a discharge port, 414 is a baffle, 4141 is a first baffle, 4142 is a second baffle, 5 is a sliding assembly, 51 is a first rack, 52 is a second rack, 53 is a rotating wheel, 54 is a worm gear, 55 is a worm, 551 is a fourth rotating tooth, 56 is a rotating rod, 561 is a rotating motor, 562 is a third rotating tooth, 6 is a compaction device, 61 is a compression roller. DETAILED DESCRIPTION

[0029] The following will be described in detail in combination with the accompanying Figures 1-3 The present application will be further described in detail.

[0030] The embodiment of the present application discloses a rapid asphalt pavement repairing device.

[0031] Reference Figure 1 The asphalt pavement rapid repairing device comprises a trolley 1, a heating device 2, a carding device 3, a material supplementing device 4 and a compacting device 6 are sequentially arranged on the trolley 1 from front to back in the advancing direction of the trolley 1, the heating device 2 comprises a shell 21 and a heating pipe group 22, the carding device 3 comprises a frame body 31 and a crawling plough 32, the material supplementing device 4 comprises a storage tank 41, the top of the storage tank 41 is provided with a flip cover 412, the bottom of the storage tank 41 is provided with a plurality of discharge ports 413, the discharge ports 413 are slidably connected with baffle plates 414, the flip cover 412 and the baffle plates 414 are beneficial to the sealing and heat preservation of the storage tank 41, and the compacting device 6 comprises a compression roller 61, the compression roller 61 is rotatably connected with the trolley 1, and the rotating shaft direction of the compression roller 61 is arranged in a direction perpendicular to the advancing direction of the trolley 1 and horizontally.

[0032] Reference Figure 1 And Figure 2 The shell 21 is rotatably connected with the trolley 1, the rotating shaft direction of the shell 21 is arranged in a direction perpendicular to the advancing direction of the trolley 1 and horizontally, the frame body 31 is vertically fixed on the trolley 1, when the ground does not need to be heated, the shell 21 and the heating pipe group 22 are also vertically arranged and parallel to the frame body 31, when the road surface needs to be repaired, the shell 21 is rotated to a state of being driven to face the ground, one side of the shell 21 facing the ground is missing, at this time, the heating pipe group 22 is parallel to the ground and can move towards the ground.

[0033] A lead screw assembly 23 is arranged on the shell 21, the heating pipe group 22 is symmetrically arranged on the shell 21, so taking one side of the heating pipe group 22 as an example, the lead screw assembly 23 comprises a threaded rod 231 and a threaded block 232, the heating pipe group 22 is fixedly connected with the threaded block 232, the threaded rod 231 is rotatable relative to the shell 21, the threaded block 232 is threadedly connected with the threaded rod 231, a rotating assembly 24 for driving the threaded rod 231 to rotate is arranged on the shell 21, the rotating assembly 24 comprises a first rotating gear 241, a second rotating gear 242, a driven gear 243 and a driving gear 244, the first rotating gear 241 is fixed with the threaded rod 231, the first rotating gear 241 is engaged with the second rotating gear 242, the second rotating gear 242 is fixedly provided with a rotating shaft 2421, the rotating shaft 2421 penetrates through the shell 21 and is fixed with the driven gear 243, the driving gear 244 is fixed on the frame body 31, the frame body 31 is fixedly provided with a main motor 2441, the motor shaft of the main motor 2441 is fixedly connected with the driving gear 244, the driving gear 244 is engaged with the driven gear 243, the diameter of the driving gear 244 is smaller than that of the driven gear 243, one side of the shell 21 close to the frame body 31 is also provided with an arc, so that the effect of deceleration can be achieved, and the rotation of the shell 21 and the heating pipe group 22 is more stable.

[0034] The telescopic rod 211 is hinged to the side wall of the shell 21, and the other end of the telescopic rod 211 is hinged to the side wall of the frame body 31; when the shell 21 and the heating pipe group 22 are rotated to face the ground, the telescopic rod plays a role of stable support; when the shell 21 is rotated to the vertical state, the telescopic rod is folded to save space.

[0035] With reference to Figure 1 and Figure 2 , the frame body 31 is missing on the side facing the ground, and the air cylinder 33 is fixed in the frame body 31; the movable end of the air cylinder 33 is fixedly connected with the climbing plough 32, and the air cylinder 33 drives the climbing plough 32 to reciprocate in the vertical direction; the climbing plough 32 comprises comb teeth 321 and a scraper 322; the comb teeth 321 are provided in plurality, and the plurality of comb teeth 321 are arranged at intervals along the length direction of the scraper 322; the comb teeth 321 are fixed to the side of the scraper 322 facing the heating device 2; the thickness of the scraper 322 gradually increases from the end close to the comb teeth 321 to the end away from the comb teeth 321; the comb teeth 321 can comb the garbage and large stones remaining on the ground; and the combination of the comb teeth 321 and the scraper 322 can comb the ground flat even when the asphalt is filled more.

[0036] With reference to Figure 1 and Figure 3 , the heat preservation layer 411 is fixed in the storage tank 41 to provide the effect of heat preservation and insulation for the filled asphalt; the baffle 414 at the discharge port 413 comprises a first baffle 4141 and a second baffle 4142; the ends of the first baffle 4141 and the second baffle 4142 close to each other are provided in a concave-convex shape and are arranged in abutment with each other to control the opening and closing of the discharge port 413.

[0037] The sliding assembly 5 is arranged on the storage tank 41; the sliding assembly 5 comprises a first rack 51, a second rack 52, a rotating wheel 53, a worm wheel 54 and a worm 55; the rotating wheel 53 is arranged to rotate relative to the storage tank 41, and the rotation axis direction of the rotating wheel 53 is parallel to the advancing direction of the trolley 1; the first rack 51 is fixed with the first baffle 4141, and the second rack 52 is fixed with the second baffle 4142; the first rack 51 is horizontally arranged and engages with the upper side of the rotating wheel 53, and the second rack 52 is also horizontally arranged and engages with the lower side of the rotating wheel 53; the side wall of the storage tank 41 is respectively provided with a sliding groove for the sliding of the first rack 51 and the second rack 52 to facilitate the stability of the first baffle 4141 and the second baffle 4142 during movement; when the first rack 51 and the second rack 52 engage with the rotating wheel 53, the first baffle 4141 and the second baffle 4142 slide in the direction away from each other.

[0038] The worm wheel 54 and the runner 53 are coaxially fixed, the worm 55 is vertically arranged and engaged with the worm wheel 54, the rotating rod 56 is horizontally arranged on the storage tank 41, the rotating motor 561 is fixed on the storage tank 41, the rotating motor 561 drives the rotating rod 56 to rotate, the third gear 562 is coaxially fixed on the rotating rod 56, the fourth gear 551 is coaxially fixed on the worm 55, the third gear 562 and the fourth gear 551 are engaged, the rotating rod 56 rotates to drive the worm 55 to rotate, the worm 55 is engaged with the worm wheel 54 to drive the runner 53 to rotate, the runner 53 rotates to drive the first rack 51 and the second rack 52 to move away from each other, so as to drive the first baffle 4141 and the second baffle 4142 to open.

[0039] The implementation principle of the asphalt pavement rapid repairing device is that when the trolley 1 is pushed to the road surface to be repaired, the shell 21 and the heating pipe group 22 are first driven to rotate, the heating pipe group 22 is moved close to the ground, the broken asphalt on the road surface is heated and softened, then the plow 32 is driven to contact the ground, the dispersed asphalt on the ground is combed, secondly, the storage tank 41 is opened, the dispersed asphalt is supplemented to the road surface, the asphalt is combed back and forth, finally, the roller 61 is used to roll and compact the asphalt, and the asphalt is kept flush with the road surface on the side, so that the flatness of the road surface is ensured.

[0040] The embodiments of the specific embodiment are the preferred embodiments of the application, and do not limit the protection scope of the application, so that: any equivalent changes made according to the structure, shape, principle of the application should be covered in the protection scope of the application.

Claims

1. A device for rapid repair of asphalt pavement, comprising a trolley (1), characterised in that: According to the traveling direction of the trolley (1), the trolley (1) is sequentially provided with a heating device (2), a carding device (3), a material supplementing device (4) and a compacting device (6), the heating device (2) comprises a shell (21) and a heating pipe group (22), the shell (21) is rotationally connected relative to the trolley (1), the rotation axis direction of the shell (21) is arranged along a direction perpendicular to the traveling direction of the trolley (1) and horizontally, the heating pipe group (22) is sliding relative to the shell (21), the sliding direction of the heating pipe group (22) is along a direction close to or away from the ground, the shell (21) is provided with a lead screw assembly (23) for driving the heating pipe group (22) to slide, the carding device (3) comprises a lister (32), the lister (32) reciprocally slides along a vertical direction relative to the trolley (1), the material supplementing device (4) comprises a storage tank (41), a plurality of discharge ports (413) are arranged on the bottom of the storage tank (41) and are spaced apart along the width direction of the trolley (1), a baffle (414) is slidingly connected at the discharge port (413), the storage tank (41) is provided with a sliding assembly (5) for driving the baffle (414) to slide, the compacting device (6) comprises a compression roller (61), the compression roller (61) is rotationally connected relative to the trolley (1), and the rotation axis direction of the compression roller (61) is along a direction perpendicular to the traveling direction of the trolley (1).

2. The asphalt pavement rapid repair device according to claim 1, characterized in that: The lead screw assembly (23) comprises a threaded rod (231) and a threaded block (232), the heating pipe group (22) is fixedly connected with the threaded block (232), the threaded rod (231) is rotationally connected relative to the shell (21), and the rotation axis direction of the threaded rod (231) is along a direction perpendicular to the heating pipe group (22), the threaded block (232) is threadedly connected with the threaded rod (231), the lead screw assembly (23) is provided with two groups, and the two groups of lead screw assemblies (23) are arranged in axial symmetry along the center line of the heating pipe group (22).

3. The asphalt pavement rapid repair device according to claim 2, characterized in that: The shell (21) is provided with a rotating assembly (24), the rotating assembly (24) comprises a first rotating gear (241), a second rotating gear (242) and a driven gear (243), the first rotating gear (241) is fixed with the threaded rod (231), the second rotating gear (242) and the driven gear (243) are coaxially fixed, the first rotating gear (241) and the second rotating gear (242) are engaged, and the trolley (1) is provided with a driving gear (244) for driving the driven gear (243) to rotate.

4. The asphalt pavement rapid repair device according to claim 3, characterized in that: The trolley (1) is vertically fixed with a frame body (31), the driving gear (244) is rotationally connected relative to the frame body (31), the rotation axis direction of the driving gear (244) is along a direction perpendicular to the traveling direction of the trolley (1), and the diameter of the driving gear (244) is smaller than the diameter of the driven gear (243).

5. The asphalt pavement rapid repair device according to claim 4, characterized in that: The shell (21) is hingedly connected with a telescopic rod (211), the other end of the telescopic rod (211) is hingedly connected with the frame body (31).

6. The asphalt pavement rapid repair device according to claim 1, characterized in that: The plow (32) comprises a plurality of comb teeth (321), and the plurality of comb teeth (321) are arranged at intervals along the length direction of the scraper (322), and the thickness of the scraper (322) gradually increases from the end close to the comb teeth (321) to the end away from the comb teeth (321).

7. The asphalt pavement rapid repair device of claim 1, wherein: The storage tank (41) is provided with a heat preservation layer (411), and the top of the storage tank (41) is provided with a flip cover (412).

8. The asphalt pavement rapid repair device of claim 1, wherein: The sliding assembly (5) comprises a first rack (51), a second rack (52) and a rotating wheel (53), the baffle (414) comprises a first baffle (4141) and a second baffle (4142), the first baffle (4141) and the second baffle (4142) are spliced at the discharge port (413), the first rack (51) is fixed with the first baffle (4141), the second rack (52) is fixed with the second baffle (4142), the first rack (51) and the second rack (52) are engaged with the rotating wheel (53) respectively, and when the first rack (51) and the second rack (52) are engaged with the rotating wheel (53), the first baffle (4141) and the second baffle (4142) slide away from each other.

9. The asphalt pavement rapid repair device of claim 8, wherein: The rotating wheel (53) is coaxially fixed with a worm wheel (54), the storage tank (41) is rotationally connected with a worm (55), the worm (55) and the worm wheel (54) are engaged, and the storage tank (41) is provided with a rotating rod (56) for driving the worm (55) to rotate.

10. The asphalt pavement rapid repair device of claim 9, wherein: The rotating rod (56) rotates along the horizontal direction relative to the storage tank (41), the rotating rod (56) is fixed with a third rotating gear (562), the worm (55) is fixed with a fourth rotating gear (551), and the third rotating gear (562) and the fourth rotating gear (551) are engaged.

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