CN113355986A - Three-roller-shaft paver for pavement construction and construction method - Google Patents
Three-roller-shaft paver for pavement construction and construction method Download PDFInfo
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- CN113355986A CN113355986A CN202110621377.9A CN202110621377A CN113355986A CN 113355986 A CN113355986 A CN 113355986A CN 202110621377 A CN202110621377 A CN 202110621377A CN 113355986 A CN113355986 A CN 113355986A
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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
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/48—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for laying-down the materials and consolidating them, or finishing the surface, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ
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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
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/48—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for laying-down the materials and consolidating them, or finishing the surface, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ
- E01C19/4866—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for laying-down the materials and consolidating them, or finishing the surface, e.g. slip forms therefor, forming kerbs or gutters in a continuous operation in situ with solely non-vibratory or non-percussive pressing or smoothing means for consolidating or finishing
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- Engineering & Computer Science (AREA)
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
The application relates to a three-roller-shaft paver for pavement construction and a construction method, which belong to the field of pavement construction equipment and comprise two machine frames, wherein a paving roller, a first compaction roller and a second compaction roller which are parallel to each other are arranged between the two machine frames in a rotating manner, and an engine for driving the first compaction roller and the paving roller to rotate is arranged on one machine frame; the two racks are provided with fixed seats, a sliding groove is communicated at one side, away from each other, of the two fixed seats, and a fixed rod is arranged between the two fixed seats; the bottom end of the fixed rod is connected with a pressing plate used for contacting the ground; and the fixed seat is provided with a vibration assembly used for driving the fixed rod to slide in the sliding groove in a reciprocating manner. The engine drives the spreading roller and the first compaction roller to rotate; when the paver moves, the fixed rod is driven to vibrate up and down through the vibration assembly, and the fixed rod drives the pressing plate to vibrate in a reciprocating manner to flatten and compact the material. The paving quality and the pavement flatness are improved; this application has the effect that improves the road surface roughness.
Description
Technical Field
The application relates to the field of pavement construction equipment, in particular to a three-roller-shaft paver for pavement construction and a construction method.
Background
At present, materials such as asphalt or cement need to be paved on a road surface in the process of paving or maintaining the road surface. The existing paver can be used for completing paving work, the paver is a construction machine capable of uniformly paving materials such as broken stones, asphalt or cement on a roadbed, the work efficiency of the paver is high, and the paving speed is high.
Chinese patent with publication number CN204898480U discloses an asphalt stone sub-road paver, which comprises a frame, wherein a first paving roller and a second paving roller are arranged on the frame, two blades are wound on the first paving roller, the winding directions of the two blades are opposite, a protruding rod is arranged on the first paving roller, and the end part of the protruding rod is higher than the top of the blade by 10 mm. When the rack moves, the blades and the protruding rods of the first paving roller disperse asphalt, and the second paving roller is used for compacting materials to finish paving.
In view of the above-mentioned related art, the inventors consider that there is a defect that when the asphaltic stone is not completely dispersed by the first paving roller, the road surface compacted by the second paving roller is uneven, and the road surface after paving is poor in flatness.
Disclosure of Invention
In order to improve the pavement evenness, the application provides a three-roller-shaft paver for pavement construction and a construction method.
The utility model provides a three roller axle paver for road surface construction adopts following technical scheme:
a three-roller-shaft paver for pavement construction comprises two machine frames, wherein a paving roller, a first compaction roller and a second compaction roller which are parallel to each other are arranged between the two machine frames in a rotating manner, and an engine for driving the first compaction roller and the paving roller to rotate is arranged on one machine frame; the two racks are provided with fixed seats, one sides of the two fixed seats, which are far away from each other, are communicated with a chute, a fixed rod is arranged between the two fixed seats, and two ends of the fixed rod penetrate through and slide in the chutes of the two racks; the bottom end of the fixed rod is connected with a pressing plate for contacting the ground, compression springs are arranged in the sliding grooves of the two fixed seats, and the top ends and the bottom ends of the compression springs are respectively abutted against the bottom ends of the fixed rod and the sliding grooves; and the fixed seat is provided with a vibration assembly used for driving the fixed rod to slide in the sliding groove in a reciprocating manner.
By adopting the technical scheme, the engine is started by external fuel, the engine drives the paving roller to rotate with the first compaction roller, the paving roller evenly paves the material, and the first compaction roller compacts the road surface. When the paver moves, the fixed rod slides in the chute of the fixed frame, and the compression spring supports the fixed rod. The fixed rod is driven to vibrate up and down through the vibration assembly, and the fixed rod drives the pressing plate to vibrate in a reciprocating mode to flatten and compact the materials. The paving quality and the pavement flatness are improved.
Optionally, a limiting rod is vertically fixed at the bottom of the sliding groove in the fixing block, and the limiting rod is sleeved with the compression spring; the top end of the limiting rod is used for being abutted to one side of the fixing rod facing the compression spring.
Through adopting above-mentioned technical scheme, compression spring is by the gag lever post direction, reduces the inclined possibility of compression spring. The top end of the limiting rod contacts the fixing rod to limit the lowest position of the fixing rod and the pressing plate. The possibility of uneven road surface caused by too low position of the pressing plate is reduced, and the flatness of the road surface is improved.
Optionally, the vibration assembly includes a cam, the cam rotates on the frame, the fixing rod abuts against a peripheral wall of the cam under the action of the compression spring, and a transmission assembly connected with the engine is arranged on the cam.
Through adopting above-mentioned technical scheme, compression spring orders about the periphery wall of dead lever laminating cam. The cam is rotated to drive the fixing rod to reciprocate up and down. The fixed rod drives the pressing plate to vibrate in a reciprocating mode to pave and compact the road surface, and the flatness of the road surface is improved.
Optionally, the transmission assembly comprises a large chain wheel, a small chain wheel and a chain, the large chain wheel is coaxially connected to an output shaft of the engine, the small chain wheel is coaxially connected to the cam, and the large chain wheel and the small chain wheel are sleeved with the chain.
By adopting the technical scheme, the engine is started by external fuel, the output shaft of the engine drives the large chain wheel to rotate, and the large chain wheel drives the small chain wheel to rotate through the chain. The small chain wheel drives the cam to rotate to complete vibration of the fixed rod and the pressing plate. The diameter of the large chain wheel is larger than that of the small chain wheel, so that the rotating speed of the cam is improved, the vibration frequency is improved, and the road surface flatness is improved for an accelerating structure. The cam is driven by the engine, so that the possibility of needing a separate driving source is reduced, and energy is saved.
Optionally, one end of the paving roller and one end of the first compacting roller are respectively and coaxially connected with a first chain wheel and a second chain wheel, and the first chain wheel and the second chain wheel are further sleeved on the chain.
Through adopting above-mentioned technical scheme, drive big sprocket when the engine rotates and rotate, big sprocket passes through the chain and drives first sprocket and second sprocket rotation. The first chain wheel and the second chain wheel respectively drive the paving roller and the first compaction roller to rotate, and the first compaction roller drives the equipment to move. And paving the material on the road surface to be processed in front by the paving roller.
Optionally, one side of each of the two frames, which is far away from each other, is provided with a traveling mechanism, the traveling mechanism comprises a first driving wheel and a second driving wheel, and the first driving wheel and the second driving wheel are connected to the end parts of the paving roller and the second compacting roller respectively; one side of the frame, which is far away from each other, is provided with a base, the base is rotated with two bearing wheels, and the first driving wheel, the second driving wheel and the two bearing wheels are sleeved with a crawler belt.
Through adopting above-mentioned technical scheme, the roller that paves is driven by the engine, and the roller that paves drives first drive wheel and rotates, and first drive wheel drives the track and rotates. When the frictional force on first compaction roller and road surface is not enough, can't drive equipment and remove, the track supports ground and drives equipment and remove, drives equipment through running gear and removes, improves the stability of structure operation, improves the roughness to road surface paving.
Optionally, the two frames are respectively provided with a lifting assembly, the lifting assembly includes a plurality of guide rods, the top ends of the guide rods are fixed to the frames, the frames are sleeved on and slide on the guide rods, and the frames are provided with pushing members for pushing the bases to move along the guide rods.
By adopting the technical scheme, the base is pushed to be away from the rack by the pushing piece, and the two bearing wheels are away from the first driving wheel and the second driving wheel; and sleeving the crawler belts with corresponding lengths on the first transmission wheel, the second transmission wheel and the two bearing wheels according to requirements. According to the required road height, the height of the paving roller and the height of the first compaction roller are adjusted through the lifting assembly, and the adjustability of the pavement is improved.
Optionally, the pushing member is a hydraulic cylinder, the axial direction of the hydraulic cylinder is the same as the sliding direction of the base, and the output end of the hydraulic cylinder is connected to the base.
Through adopting above-mentioned technical scheme, external hydraulic pump starts pneumatic cylinder, and the output of pneumatic cylinder promotes the base. The hydraulic cylinder has stable structure and strong bearing capacity.
Optionally, guide plates are arranged in the direction in which the two racks move towards the racks; the two guide plates are mutually far away from one side of the paving roller and incline away from the side of the paving roller.
Through adopting above-mentioned technical scheme, when equipment was moved, the material in the place ahead can be promoted with the roller that paves, and the material in the place ahead of the roller that paves can pile up more and spill from the frame both sides, through the baffle direction, reduces the possibility that the material spills.
In a second aspect, the present application provides a method for constructing a pavement, which adopts the following technical scheme:
s100, paving materials on a road surface to be processed:
s200, enabling the three-roller-shaft paver to cross the road surface, and enabling the paving roller, the first compaction roller and the second compaction roller to contact materials;
s300, externally connecting a hydraulic pump to start a hydraulic cylinder, pushing a base by an output shaft of the hydraulic cylinder, and adjusting the height of the spreading roller;
s400, starting an engine to finish paving.
In summary, the present application includes at least one of the following beneficial technical effects:
1. a fixed rod is vertically slid between the two fixed seats, and a pressing plate is arranged at the bottom end of the fixed rod; the fixed rod slides in the sliding groove of the fixed frame, and the compression spring supports the fixed rod. The fixed rod is driven to vibrate up and down through the vibration assembly, and the fixed rod drives the pressing plate to vibrate in a reciprocating mode to flatten and compact the materials. The paving quality and the pavement flatness are improved;
2. the vibration assembly comprises a cam; the compression spring drives the fixing rod to be attached to the peripheral wall of the cam. The cam is rotated to drive the fixing rod to reciprocate up and down. The fixed rod drives the pressing plate to vibrate in a reciprocating manner to pave and compact the pavement, so that the flatness of the pavement is improved;
3. the transmission assembly comprises a large chain wheel, a small chain wheel and a chain; the output shaft of the engine drives the large chain wheel to rotate, and the large chain wheel drives the small chain wheel to rotate through the chain. The small chain wheel drives the cam to rotate to complete vibration of the fixed rod and the pressing plate. The diameter of the large chain wheel is larger than that of the small chain wheel, so that the rotating speed of the cam is improved, the vibration frequency is improved, and the road surface flatness is improved for an accelerating structure. The cam is driven by the engine, so that the possibility of needing a separate driving source is reduced, and energy is saved.
Drawings
FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present application;
FIG. 2 is a schematic view of the partial cross-sectional structure of FIG. 1;
FIG. 3 is a schematic cross-sectional view of FIG. 1;
fig. 4 is a flowchart of a road surface construction method according to embodiment 2 of the present application.
Description of reference numerals: 1. a frame; 2. a spreading roller; 3. a first compaction roller; 4. a second compaction roller; 5. an engine; 6. a support frame; 7. a transmission assembly; 71. a large sprocket; 72. a first sprocket; 73. a second sprocket; 74. a chain; 75. a small sprocket; 8. a fixed seat; 81. a chute; 9. fixing the rod; 10. a connecting rod; 11. pressing a plate; 12. a limiting rod; 13. a compression spring; 14. a vibrating assembly; 141. a rotating plate; 142. a rotating shaft; 143. a cam; 144. a pressure lever; 15. a lifting assembly; 151. a guide bar; 152. a cross bar; 153. a base; 154. a hydraulic cylinder; 1541. a cylinder body; 1542. a piston rod; 16. a load-bearing wheel; 17. a first drive pulley; 18. a second transmission wheel; 19. a placement groove; 20. a guide plate; 21. a screw; 22. a crawler belt.
Detailed Description
The present application is described in further detail below with reference to the accompanying drawings.
The embodiment of the application discloses a three-roller-shaft paver for pavement construction and a construction method.
Example 1
Referring to fig. 1 and 2, two horizontal rectangular frames 1 are included, the two frames 1 being parallel to each other. A paving roller 2, a first compacting roller 3 and a second compacting roller 4 are arranged between the two frames 1, and the paving roller 2, the first compacting roller 3 and the second compacting roller 4 are horizontal and parallel to each other. The two ends of the paving roller 2, the first compaction roller 3 and the second compaction roller 4 respectively penetrate through and are rotatably connected with the two machine frames 1. The first compaction roller 3 is located between the second compaction roller 4 and the spreading roller 2. An engine 5 is arranged on the frame 1, and the engine 5 is a diesel engine; the motor 5 is used to drive the first compacting roller 3 and the spreading roller 2 in rotation. Starting engine 5, engine 5 drives first compaction roller 3 and paves roller 2 and rotate, and first compaction roller 3 drives equipment and removes, and paves roller 2 and paves the material on treating the processing road surface.
Referring to fig. 1 and 2, the paving roller 2 comprises a positive helical blade and a negative helical blade, and the paving roller 2 rotates to uniformly pave the road surface with animal materials.
Referring to fig. 1 and 2, a support frame 6 is disposed above the two frames 1, and both ends of the lower surfaces of the two frames 1 are welded to the upper surfaces of the two frames 1. The engine 5 is welded to one end of the upper surface of the support frame 6. A transmission assembly 7 is connected to an output shaft of the engine 5.
Referring to fig. 1 and 2, the transmission assembly 7 includes a large sprocket 71, a first sprocket 72, a second sprocket 73, and a chain 74, the large sprocket 71 being coaxially welded to one end of the output shaft of the engine 5. The first chain wheel is coaxially sleeved and welded at one end of the paving roller 2 close to the engine 5. The second chain wheel 73 is coaxially sleeved and welded at one end of the first compaction roller 3 close to the engine 5. The chain 74 is sleeved on the large chain wheel 71, the first chain wheel 72 and the second chain wheel 73. The external fuel starts the engine 5, the output shaft of the engine 5 drives the large chain wheel 71 to rotate, and the large chain wheel 71 drives the first chain wheel 72 and the second chain wheel 73 to synchronously rotate through the chain 74. The first chain wheel 72 and the second chain wheel 73 respectively drive the spreading roller 2 and the first compaction roller 3 to rotate.
Referring to fig. 1 and 2, rectangular fixing seats 8 are welded on the two frames 1 respectively, and the two fixing seats 8 are located above the space between the first compacting roller 3 and the second compacting roller 4. The sliding grooves 81 are respectively communicated with one side, away from each other, of each of the two fixing seats 8, the rectangular fixing rod 9 is arranged between the two fixing seats 8, and the length direction of the fixing rod 9 is parallel to the axial direction of the first compacting roller 3. Two ends of the fixing rod 9 are respectively inserted into the sliding grooves 81 of the two fixing seats 8. The fixing rod 9 slides in the sliding groove 81 of the fixing base 8 along the vertical direction.
Referring to fig. 1 and 3, the lower surface of the fixing rod 9 is vertically welded with three connecting rods 10, and the number of the connecting rods 10 is three along the length direction of the fixing rod 9. A pressing plate 11 is arranged below the fixing rod 9, and the length direction of the pressing plate 11 is the same as that of the fixing rod 9. The pressing plate 11 inclines to one side far away from the paving roller 2 from top to bottom, and the bottom end of the connecting rod 10 is welded on the pressing plate 11. As the apparatus advances, the platens 11 contact the material and spread and compact it.
Referring to fig. 1 and 2, a cylindrical stopper rod 12 is vertically welded to an inner bottom wall of the sliding groove 81 of the two fixing bases 8, and a top end of the stopper rod 12 is used for supporting a lower surface of the fixing rod 9. The stopper rod 12 slides between the top end of the stopper rod 12 and the inner top wall of the slide groove 81. The lowest height of the fixing rod 9 is limited by the stopper rod 12.
Referring to fig. 1 and 2, the limiting rod 12 is coaxially sleeved with a compression spring 13, a bottom end of the compression spring 13 abuts against an inner bottom wall of the sliding slot 81, and a top end of the compression spring 13 abuts against a lower surface of the fixing rod 9. The compression spring 13 supports the limiting rod 12, and the upper surface of the fixing rod 9 is attached to the inner top wall of the sliding groove 81 of the fixing seat 8 under the action of the compression spring 13.
Referring to fig. 1 and 2, the two fixing bases 8 are provided with a vibration assembly 14 for driving the fixing rod 9 to slide in the sliding slot 81 in a reciprocating manner. The vibrating assembly 14 includes a rotating plate 141, the rotating plate 141 is vertically welded on the upper surface of the fixing base 8, a rotating shaft 142 is arranged between the two rotating plates 141, and the rotating shaft 142 is parallel to the first compacting roller 3. Two ends of the rotating shaft 142 penetrate and are rotatably connected to the two rotating plates 141, and two ends of the rotating shaft 142 are respectively sleeved and welded with the cam 143. Two ends of the upper surface of the fixing rod 9 are vertically welded with a pressing rod 144 respectively, and the pressing rod 144 penetrates through and slides on the inner top surface of the sliding groove 81 on the fixing seat 8. The tip of the pressing lever 144 is fitted to the outer peripheral wall of the cam 143. The pressing rod 144 is always abutted against the peripheral wall of the cam 143 under the action of the compression spring 13, the rotating shaft 142 is rotated, the rotating shaft 142 drives the cam 143 to rotate, the cam 143 drives the pressing rod 144 and the fixing plate to move up and down, and the fixing plate drives the pressing plate 11 to vibrate up and down through the connecting rod 10.
Referring to fig. 1 and 2, the transmission assembly 7 further includes a small sprocket 75, the small sprocket 75 is coaxially sleeved and welded to one end of the rotating shaft 142 close to the engine 5, and the chain 74 is further sleeved on the small sprocket 75. When the large chain wheel 71 of the engine 5 rotates, the chain 74 drives the small chain wheel 75 to rotate, the small chain wheel 75 drives the cam 143 to rotate through the rotating shaft 142, and the cam 143 pushes the pressing rod 144 to vibrate up and down.
Referring to fig. 1 and 2, two frames 1 are provided with a traveling mechanism on one side away from each other, the traveling mechanism includes a lifting assembly 15, the lifting assembly 15 includes a guide rod 151, the guide rod 151 is disposed on one side away from each other of the two frames 1, and each frame 1 is provided with two guide rods 151. The guide rod 151 is vertically arranged, and the top end of the guide rod 151 is bent towards one side of the rack 1 and welded to the rack 1. The sides of the frame 1 away from each other are respectively provided with a rectangular base 153, the guide rod 151 penetrates through the upper surface of the base 153, and the base 153 vertically slides along the guide rod 151.
Referring to fig. 1 and 2, a horizontal cross bar 152 is disposed between the two guide rods 151, and both ends of the horizontal cross bar are welded to the two guide rods 151, respectively. The cross bar 152 is provided with a pushing member for pushing the base 153 to move along the guide rod 151. The pushing member is a hydraulic cylinder 154, the hydraulic cylinder 154 includes a cylinder 1541 and a piston rod 1542, and the cylinder 1541 is vertically welded to the upper surface of the cross bar 152. The piston rod 1542 penetrates and slides at the bottom end of the cylinder 1541, the piston rod 1542 penetrates and slides on the cross bar 152, and the bottom end of the piston rod 1542 is welded to the upper surface of the base 153. The external hydraulic pump starts the hydraulic cylinder 154, and the piston rod 1542 of the hydraulic cylinder 154 extends to push the base 153 to move up and down.
Referring to fig. 1 and 2, two bearing wheels 16 are rotatably connected to the sides of the two bases 153 away from the frame 1. Two ends of the paving roller 2 are respectively coaxially sleeved and welded with a first driving wheel 17. Two ends of the second compaction roller 4 are respectively coaxially sleeved and welded with a second driving wheel 18. The first driving wheel 17, the second driving wheel 18 and the two bearing wheels 16 are sleeved with crawler belts 22. When the engine 5 is started, the electric paving roller 2 of the transmission assembly 7 rotates, the paving roller 2 drives the first transmission wheel 17 to rotate, the first transmission wheel 17 drives the crawler belt 22 to rotate, and the crawler belt 22 is in contact with the ground to drive the equipment to move.
Referring to fig. 1 and 2, the direction of the first compacting roller 3 towards the paving roller 2 is the moving direction of the equipment, one side of the frame 1 towards the moving direction is respectively provided with a placing groove 19, a guide plate 20 is inserted into the placing groove 19 of the frame 1, and the guide plate 20 slides in the placing groove 19 along the vertical direction. The two guide plates 20 are inclined from the moving direction of the apparatus along the sides away from each other. When the equipment moves, the guide plate 20 guides the materials, and the materials are guided by the guide plate 20 and then contact the paving roller 2.
Referring to fig. 1 and 2, a screw 21 is rotatably connected to the upper surface of the guide plate 20, the screw 21 penetrates through the frame 1, the screw 21 is connected to the frame 1, and the screw 21 extends to the top end of the frame 1. The screw 21 is rotated, and the screw 21 drives the guide plate 20 to slide in the placing groove 19. The height of the guide plate 20 is adjusted by turning the screw 21.
The implementation principle of the three-roller-shaft paver for road surface construction in the embodiment of the application is as follows: the equipment stretches across the road surface to be processed, and the material is paved on the road surface to be processed.
The external hydraulic pump activates the hydraulic cylinder 154, and the output end of the hydraulic cylinder 154 pushes the base 153 to descend. The bearing wheels 16 contact the ground and the two frames 1 are lifted. The frame 1 is supported by a block of wood, and the distance between the bearing wheel 16 and the first compaction roller 3 is adjusted by the hydraulic cylinder 154. The first driving wheel 17, the second driving wheel 18 and the two bearing wheels 16 are sleeved with crawler belts 22 with corresponding lengths. The blocks are removed and the track 22 is brought into contact with the ground.
The external fuel starts the engine 5, the output shaft of the engine 5 drives the large chain wheel 71 to rotate, and the large chain wheel 71 drives the small chain wheel 75, the first chain wheel 72 and the second chain wheel 73 to rotate through communication. The first chain wheel 72 drives the paving roller 2 to rotate, the paving roller 2 drives the first driving wheel 17 to rotate, the first driving wheel 17 drives the crawler belt 22 to rotate, and the crawler belt 22 is contacted with the ground to drive the equipment to move.
When the paving roller 2 rotates, the material in front is paved. The second chain wheel 73 drives the first compaction roller 3 to rotate to compact the material.
The small chain wheel 75 drives the cam 143 to rotate, the peripheral wall of the cam 143 pushes the pressing rod 144, the pressing rod 144 drives the fixing rod 9 and the pressing plate 11 to vibrate up and down, and the pressing plate 11 further paves and compacts the materials.
Example 2
Referring to fig. 4, a construction method of road surface construction includes the steps of:
s100, paving materials on a road surface to be processed:
s200, enabling the three-roller-shaft paver to cross the road surface, and enabling the paving roller 2, the first compaction roller 3 and the second compaction roller 4 to contact materials;
s301, starting a hydraulic cylinder 154 by externally connecting a hydraulic pump, pushing the base 153 by an output shaft of the hydraulic cylinder 154, and supporting the frame 1 by using a wood block;
s302, adjusting the height of the paving roller 2 through the hydraulic cylinder 154; the first transmission wheel 17, the second transmission wheel 18 and the two bearing wheels 16 are sleeved with crawler belts 22 with corresponding lengths
S303, taking down the wood blocks, wherein the crawler belt 22 is in contact with the ground;
s400, starting the engine 5 by externally connecting fuel to finish paving work.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A three-roller-shaft paver for pavement construction comprises two machine frames (1), wherein a paving roller (2), a first compaction roller (3) and a second compaction roller (4) which are parallel to each other are arranged between the two machine frames (1) in a rotating manner, and an engine (5) for driving the first compaction roller (3) and the paving roller (2) to rotate is arranged on one machine frame (1); the method is characterized in that: the two racks (1) are provided with fixed seats (8), one sides, far away from each other, of the two fixed seats (8) are provided with sliding chutes (81) in a penetrating manner, a fixed rod (9) is arranged between the two fixed seats (8), and two ends of the fixed rod (9) penetrate through and slide in the sliding chutes (81) of the two racks (1); the bottom end of the fixed rod (9) is connected with a pressing plate (11) used for contacting the ground, compression springs (13) are arranged in sliding grooves (81) of the two fixed seats (8), and the top ends and the bottom ends of the compression springs (13) are respectively abutted against the bottom of the fixed rod (9) and the bottom of the sliding grooves (81); and the fixed seat (8) is provided with a vibration assembly (14) for driving the fixed rod (9) to slide in the sliding groove (81) in a reciprocating manner.
2. The three-roller paver of claim 1, characterized in that: a limiting rod (12) is vertically fixed at the bottom of the fixed block upper sliding groove (81), and the limiting rod (12) is sleeved with the compression spring (13); the top end of the limiting rod (12) is used for being abutted to one side, facing the compression spring (13), of the fixing rod (9).
3. The three-roller paver of claim 1, characterized in that: the vibration component (14) comprises a cam (143), the cam (143) rotates on the frame (1), the fixing rod (9) abuts against the peripheral wall of the cam (143) under the action of a compression spring (13), and a transmission component (7) connected with the engine (5) is arranged on the cam (143).
4. The triple-roller paver of claim 3, characterized in that: the transmission assembly (7) comprises a large chain wheel (71), a small chain wheel (75) and a chain (74), the large chain wheel (71) is coaxially connected to an output shaft of the engine (5), the small chain wheel (75) is coaxially connected to the cam (143), and the large chain wheel (71) and the small chain wheel (75) are sleeved on the chain (74).
5. The triple-roller paver of claim 4, characterized in that: paving roller (2) and the one end of first compaction roller (3) and being connected with first sprocket (72) and second sprocket (73) respectively coaxial, first sprocket (72) and second sprocket (73) are still established to chain (74) cover.
6. The three-roller paver of claim 1, characterized in that: the two sides, far away from each other, of the two frames (1) are respectively provided with a travelling mechanism, each travelling mechanism comprises a first driving wheel (17) and a second driving wheel (18), and the first driving wheel (17) and the second driving wheel (18) are respectively connected to the end parts of the paving roller (2) and the second compaction roller (4); one side that frame (1) kept away from each other is provided with base (153) respectively, it has two bearing wheels (16) to rotate on base (153), the cover is equipped with track (22) on first drive wheel (17), second drive wheel (18) and two bearing wheels (16).
7. The triple-roller paver of claim 6, characterized in that: the lifting assemblies (15) are respectively arranged on the two racks (1), each lifting assembly (15) comprises a plurality of guide rods (151), the top ends of the guide rods (151) are fixed on the racks (1), the racks (1) are sleeved and slide on the guide rods (151), and pushing pieces used for pushing the base (153) to move along the guide rods (151) are arranged on the racks (1).
8. The triple-roller paver of claim 7, characterized in that: the pushing piece is a hydraulic cylinder (154), the axial direction of the hydraulic cylinder (154) is the same as the sliding direction of the base (153), and the output end of the hydraulic cylinder (154) is connected to the base (153).
9. The three-roller paver of claim 1, characterized in that: guide plates (20) are arranged in the direction towards which the two racks (1) move; the two guide plates (20) are mutually far away from each other and incline at the side far away from the paving roller (2).
10. A method of constructing a pavement using the apparatus of any one of claims 1 to 9, characterized in that: the method comprises the following steps:
s100, paving materials on a road surface to be processed:
s200, enabling the three-roller-shaft paver to cross the road surface, and enabling the paving roller (2), the first compaction roller (3) and the second compaction roller (4) to contact materials;
s300, starting a hydraulic cylinder (154) by externally connecting a hydraulic pump, wherein an output shaft of the hydraulic cylinder (154) pushes a base (153) to adjust the height of the spreading roller (2);
s400, starting an engine (5) to finish paving work.
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| CN114108477A (en) * | 2021-11-26 | 2022-03-01 | 杭州华水市政工程有限公司 | Device for bridge deck construction and construction method thereof |
| CN114657968A (en) * | 2022-04-08 | 2022-06-24 | 北京城乡建设集团有限责任公司 | Portable flatting mill |
| CN115434217A (en) * | 2022-10-19 | 2022-12-06 | 东营市河口区公路事业发展中心 | Highway is three roller axle paver for bridge with evenly lay function |
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| CN115434217B (en) * | 2022-10-19 | 2024-03-12 | 东营市河口区公路事业发展中心 | Three-roll-shaft paver with uniform paving function for highway bridge |
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