CN112726364B - Device for uniformly paving asphalt concrete - Google Patents
Device for uniformly paving asphalt concrete Download PDFInfo
- Publication number
- CN112726364B CN112726364B CN202110093669.XA CN202110093669A CN112726364B CN 112726364 B CN112726364 B CN 112726364B CN 202110093669 A CN202110093669 A CN 202110093669A CN 112726364 B CN112726364 B CN 112726364B
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- transmission shaft
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- positioning
- asphalt concrete
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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
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/09—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
- E01C23/0966—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for filling or priming, with or without working the surface of the filling or applying particulate material thereto, e.g. for filling the joints of stone-sett paving
- E01C23/0973—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for filling or priming, with or without working the surface of the filling or applying particulate material thereto, e.g. for filling the joints of stone-sett paving with liquid or semi-liquid materials, e.g. crack sealants
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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
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/09—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
- E01C23/0966—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for filling or priming, with or without working the surface of the filling or applying particulate material thereto, e.g. for filling the joints of stone-sett paving
- E01C23/0973—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for filling or priming, with or without working the surface of the filling or applying particulate material thereto, e.g. for filling the joints of stone-sett paving with liquid or semi-liquid materials, e.g. crack sealants
- E01C23/098—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for filling or priming, with or without working the surface of the filling or applying particulate material thereto, e.g. for filling the joints of stone-sett paving with liquid or semi-liquid materials, e.g. crack sealants and working the surface of the filling or applying particulate material thereto, e.g. smoothing, gritting
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
The invention discloses an asphalt concrete uniform paving device, which comprises a vehicle body, wherein the vehicle body comprises a chassis, and a positioning mechanism for positioning a pit groove on a pavement to be repaired, a storage mechanism for storing asphalt concrete, a distributing mechanism for uniformly distributing the asphalt concrete output by the storage mechanism to the pit groove, a tamping mechanism for tamping the asphalt concrete distributed by the distributing mechanism, and a transmission mechanism for transmitting power to the distributing mechanism and the tamping mechanism are arranged on the chassis. According to the invention, the positioning mechanism can be used for adjusting the position of the auxiliary vehicle body according to different pit groove widths, after the positioning mechanism is used for positioning, the material distribution range of the material distribution mechanism and the tamping range of the tamping mechanism are also automatically adjusted to be matched with the pit groove widths so as to be matched with the pit grooves with different widths, the material distribution mechanism can be used for realizing uniform paving of asphalt concrete, the tamping mechanism can be used for realizing uniform tamping of the asphalt concrete, and the automatic paving operation of the asphalt concrete in the pit grooves with different widths is realized.
Description
Technical Field
The invention relates to the field of road paving equipment, in particular to an asphalt concrete uniform paving device.
Background
Under the action of driving, aggregates on the asphalt pavement can locally fall off to generate potholes, so that the driving safety, the comfort and the road appearance are influenced. If the maintenance is not timely, the driving safety is greatly threatened.
Must clear away the road surface of damage earlier when repairing the road surface, generally use the cutting machine to wait to repair along the position cutting separation of damage and intact road surface, when clearing away the road surface of damage, according to the principle of mending of round hole side, can leave the maintenance interface and be square hole groove, because hole groove width is indefinite, the machine work that paves is not convenient for, mostly arrange asphalt concrete to the hole inslot by asphalt concrete delivery wagon, rethread manual work paves and makes level, but the manual work is paved and is wasted time and energy, inefficiency, the inhomogeneous phenomenon of paving exists easily, lead to the road surface unevenness after the maintenance.
Disclosure of Invention
The invention aims to solve the problems and designs an asphalt concrete uniform paving device.
The technical scheme of the invention is that the asphalt concrete uniform paving device comprises a vehicle body, wherein the vehicle body comprises a chassis, and a positioning mechanism for positioning a pit groove on a pavement to be repaired, a storage mechanism for storing asphalt concrete, a distributing mechanism for uniformly distributing the asphalt concrete output by the storage mechanism to the pit groove, a tamping mechanism for tamping the asphalt concrete distributed by the distributing mechanism and a transmission mechanism for transmitting power to the distributing mechanism and the tamping mechanism are arranged on the chassis;
the positioning mechanism comprises positioning arms, a first guide supporting arm, a material blocking plate, an adjustable rod, a positioning wheel and a linear actuator, the material blocking plate is arranged on two sides of a chassis, a first horizontal bearing and a second horizontal bearing are mounted on the material blocking plate, the positioning arms and the first guide supporting arm are symmetrically arranged between the chassis and the two material blocking plates, one end of each positioning arm is hinged with the chassis through a first hinge seat, the other end of each positioning arm extends to the lower part of the first horizontal bearing and is rotatably connected with the first horizontal bearing, one end of each first guide supporting arm is hinged with the chassis through a second hinge seat, the other end of each first guide supporting arm extends to the lower part of the second horizontal bearing and is rotatably connected with the second horizontal bearing, the adjustable rod is fixed at the lower ends of the positioning arms and the first guide supporting arms, the positioning wheel for contacting with the edge of the pit slot is mounted at the lower end of the adjustable rod, the positioning wheel is positioned on the inner side of the material blocking plate, and the axis of the positioning wheel is vertically arranged, the linear actuator is arranged on the chassis, the telescopic end of the linear actuator is provided with a push block, a push rod is arranged between the push block and the positioning arm, one end of the push rod is hinged with the push block, and the other end of the push rod is hinged with the positioning arm;
the material distribution mechanism comprises a protective shell, an outward-pushing screw shaft, an inward-pushing screw shaft, a movable leveling plate, a fixed leveling plate and a movable outer bearing plate, wherein the protective shell is fixed at the lower end of the chassis, a first vertical bearing and a second vertical bearing are installed in the protective shell, a first transmission shaft is installed on the first vertical bearing, a second transmission shaft is installed on the second vertical bearing, two ends of the first transmission shaft are connected with the outward-pushing screw shaft through a first universal coupling, the rotating directions of the two outward-pushing screw shafts are opposite, the outward-pushing screw shaft is used for pushing materials to the outer side, two ends of the second transmission shaft are connected with the inward-pushing screw shaft through a second universal coupling, the rotating directions of the two inward-pushing screw shafts are opposite, the inward-pushing screw shaft is used for pushing the materials to the inner side, the movable outer bearing plate is located on the outer side of the material baffle plate and is arranged in parallel to the material baffle plate, at least two guide support rods are fixed on the movable outer bearing plate, and guide sleeves corresponding to the guide support rods are fixed on the material baffle plate, the guide support rod is slidably mounted in the guide sleeve, a third hinge seat and a fourth hinge seat are further fixed on the movable outer bearing plate, a first mounting seat is hinged on the third hinge seat, a third vertical bearing is mounted on the first mounting seat, a second mounting seat is hinged on the fourth hinge seat, a fourth vertical bearing is mounted on the second mounting seat, an opening for extending an outward pushing screw shaft and an inward pushing screw shaft is formed in the material baffle plate, one end of the outward pushing screw shaft extends out of the opening and is mounted on the third vertical bearing, one end of the inward pushing screw shaft extends out of the opening and is mounted on the fourth vertical bearing, a fixed uniform plate is fixed at the lower end of the chassis, movable uniform plates are hinged to two sides of the fixed uniform plate, and the other end of each movable uniform plate is hinged with the material baffle plate through a fifth hinge seat;
the tamping mechanism comprises a third transmission shaft, a first crankshaft and a second crankshaft which are rotatably installed on the chassis, the two ends of the third transmission shaft are connected with the first crankshaft through a third universal coupling, a sixth hinging seat is fixed on the movable outer bearing plate and is hinged with a third installation seat, a fifth vertical bearing is installed on the third installation seat, the other end of the first crankshaft is installed on the fifth vertical bearing, connecting rods are installed on the first crankshaft and the second crankshaft, and tamping assemblies are installed at the other ends of the connecting rods;
the lower end of the chassis is hinged with a second guide supporting arm through a seventh hinge seat, a third horizontal bearing is fixed on the striker plate, and the other end of the second guide supporting arm extends to the position below the third horizontal bearing and is rotatably connected with the third horizontal bearing;
the pivoting points of the first hinge seat and the positioning arm, the second hinge seat and the first guide supporting arm, the first universal coupling and the outer pushing screw shaft, the second universal coupling and the inner pushing screw shaft, the fixed leveling plate and the movable leveling plate, and the third universal coupling and the first crankshaft are all on the same straight line; the positioning arm, the first guide supporting arm, the movable leveling plate, the second guide supporting arm and the pivot point of the material baffle plate on the same side of the vehicle body are all on the same straight line.
Preferably, the transmission mechanism comprises a fourth transmission shaft, a worm and a fifth transmission shaft which are rotatably arranged on the chassis, the fourth transmission shaft is provided with a worm wheel, the worm wheel is meshed with the worm wheel, the worm is connected with the fifth transmission shaft through a first electromagnetic clutch, the fifth transmission shaft is provided with a first bevel gear, the sixth transmission shaft is in transmission connection with the transmission shaft of the vehicle body, the sixth transmission shaft is provided with a second bevel gear meshed with the first bevel gear, the sixth transmission shaft is connected with the seventh transmission shaft through a second electromagnetic clutch, the sixth transmission shaft is connected with the eighth transmission shaft through a first belt transmission assembly, the seventh transmission shaft is connected with the third transmission shaft through a second belt transmission assembly, the eighth transmission shaft is connected with the second crankshaft through a third electromagnetic clutch, and the fourth transmission shaft is connected with the first transmission shaft and the second transmission shaft through a fourth belt transmission assembly.
Preferably, storage mechanism installs agitator motor including installing the storage tank on the chassis at the storage tank top, and the (mixing) shaft is installed to the agitator motor output, and the (mixing) shaft stretches out in the storage tank and installs stirring vane, and storage tank upper end one side is equipped with the feeder hopper, and the storage tank bottom is equipped with two discharging channel, and discharging channel corresponds with the (mixing) shaft, and discharging channel downwardly extending is to directly over the (mixing) shaft input end, is equipped with the flashboard of the control ejection of compact in the discharging channel, passes through discharge bar fixed connection between ejector pad and flashboard.
Preferably, the ramming assembly comprises a spring rod and a ramming plate, the upper end of the spring rod is connected with the connecting rod, the lower end of the spring rod is connected with the ramming plate, the number of the spring rods is at least two, and the spring rods move synchronously.
Preferably, a guide wheel is further installed in the protective shell and connected with a fourth belt transmission assembly.
Preferably, the tamping mechanism further comprises an arc-shaped guide rail fixed on the chassis, the circle center of the arc-shaped guide rail is located on the pivot center line of the third universal coupling and the first crankshaft, a sliding seat is slidably mounted in the arc-shaped guide rail, a sixth vertical bearing is mounted on the sliding seat, and the first crankshaft is mounted on the sixth vertical bearing.
The invention has the beneficial effects that: can carry out position control according to the different auxiliary vehicle bodies of pit slot width through positioning mechanism, realize the location back at positioning mechanism, the cloth scope of cloth mechanism and the tamping scope of tamping mechanism also automatically regulated to with pit slot width adaptation to the pit slot of the different width of adaptation, can realize evenly spreading to asphalt concrete through cloth mechanism, can realize the even tamping to asphalt concrete through tamping mechanism, realize the automatic operation of spreading of asphalt concrete to the pit slot of different width.
Drawings
FIG. 1 is a schematic structural view of the present invention (the magazine and the vehicle body partial structure are not shown);
FIG. 2 is a front view of the present invention;
FIG. 3 is a bottom view of the present invention;
FIG. 4 is a top plan view of the working condition of the present invention;
FIG. 5 is a side schematic view of the positioning mechanism and the distribution mechanism;
FIG. 6 is a schematic view showing a connection structure of the movable leveler and the fixed leveler;
FIG. 7 is a partial schematic structural view of the tamping mechanism;
FIG. 8 is a bottom view of the bottom of the storage tank;
in the figure, 1, a vehicle body; 2. a chassis; 3. a pit; 4. a positioning arm; 5. a first guide support arm; 6. a striker plate; 7. an adjustable rod; 8. positioning wheels; 9. a linear actuator; 10. a first horizontal bearing; 11. a second horizontal bearing; 12. a first hinge mount; 13. a second hinge mount; 14. a push block; 15. a push rod; 16. a protective shell; 17. a screw shaft is pushed outwards; 18. an inner pushing screw shaft; 19. moving the leveling plate; 20. fixing the leveling plate; 21. a movable outer bearing plate; 22. a first vertical bearing; 23. a second vertical bearing; 24. a first drive shaft; 25. a second drive shaft; 26. a first universal coupling; 27. a second universal coupling; 28. a guide support rod; 29. a guide sleeve; 30. a third hinge mount; 31. a fourth hinge base; 32. a first mounting seat; 33. a third vertical bearing; 34. a second mounting seat; 35. a fourth vertical bearing; 36. an opening; 37. a fifth hinge base; 38. a third drive shaft; 39. a first crankshaft; 40. a second crankshaft; 41. a third universal coupling; 42. a sixth hinge base; 43. a third mounting seat; 44. a five-vertical bearing; 45. a connecting rod; 46. a guide wheel; 47. a seventh hinge base; 48. a second guide support arm; 49. a third horizontal bearing; 50. a fourth drive shaft; 51. a worm; 52. a fifth drive shaft; 53. a sixth drive shaft; 54. a seventh drive shaft; 55. an eighth drive shaft; 56. a first electromagnetic clutch; 57. a first bevel gear; 58. a second bevel gear; 59. a second electromagnetic clutch; 60. a first belt drive assembly; 61. a second belt drive assembly; 62. a third electromagnetic clutch; 63. a fourth belt drive assembly; 64. a material storage tank; 65. a stirring motor; 66. a stirring shaft; 67. a stirring blade; 68. a feed hopper; 69. a discharge channel; 70. a shutter plate; 71. a discharge rod; 72. a spring lever; 73. tamping plates; 74. an arc-shaped guide rail; 75. a slide base; 76. a sixth vertical bearing; 77. a worm gear.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings, as shown in FIGS. 1-8: an asphalt concrete uniform paving device comprises a vehicle body 1, wherein the vehicle body 1 comprises a chassis 2, a positioning mechanism for positioning a pit 3 on a pavement to be repaired, a storage mechanism for storing asphalt concrete, a distributing mechanism for uniformly distributing the asphalt concrete output by the storage mechanism to the pit 3, a tamping mechanism for tamping the asphalt concrete distributed by the distributing mechanism and a transmission mechanism for transmitting power to the distributing mechanism and the tamping mechanism are arranged on the chassis 2;
the positioning mechanism comprises a positioning arm 4, a first guide supporting arm 5, a material baffle plate 6, an adjustable rod 7, a positioning wheel 8 and a linear actuator 9, the material baffle plate 6 is arranged at two sides of a chassis 2, a first horizontal bearing 10 and a second horizontal bearing 11 are installed on the material baffle plate 6, the positioning arm 4 and the first guide supporting arm 5 are symmetrically arranged between the chassis 2 and the two material baffle plates 6, one end of the positioning arm 4 is hinged with the chassis 2 through a first hinging seat 12, the other end of the positioning arm 4 extends to the lower part of the first horizontal bearing 10 and is rotatably connected with the first horizontal bearing, one end of the first guide supporting arm 5 is hinged with the chassis 2 through a second hinging seat 13, the other end of the first guide supporting arm 5 extends to the lower part of the second horizontal bearing 11 and is rotatably connected with the second horizontal bearing, the adjustable rod 7 is fixed at the lower ends of the positioning arm 4 and the first guide supporting arm 5, the positioning wheel 8 used for contacting with the edge of the pit groove 3 is installed at the lower end of the adjustable rod 7, the length of the adjustable rod 7 can be adjusted, the adjustable rod 7 can be an expansion rod for manually adjusting the length, and can also be an electric push rod 15 which can be controlled by a cab, so that when the vehicle body 1 moves to the pit 3, the positioning wheel 8 can be conveniently descended to the inner side of the pit 3; the positioning wheels 8 are positioned on the inner side of the material baffle 6, the axes of the positioning wheels 8 are vertically arranged, when the positioning wheels 8 are attached to the edges of the pit slots 3, the material baffle 6 is just positioned on the edges of the pit slots 3, the material baffle 6 can limit materials in the pit slots 3, four-wheel positioning is carried out by attaching the four positioning wheels 8 to the rectangular pit slots 3, the spreading position of the vehicle body 1 is positioned, and thus, the spreading range is limited to the inner side of the material baffle 6, namely, in the pit slots 3; the linear actuator 9 is arranged on the chassis 2 and is positioned under the material storage tank 64, the telescopic end of the linear actuator 9 is provided with a push block 14, a push rod 15 is arranged between the push block 14 and the positioning arm 4, one end of the push rod 15 is hinged with the push block 14, and the other end of the push rod 15 is hinged with the positioning arm 4; the linear actuator 9 can select an electric hydraulic push rod, so that the positioning arm 4 can be conveniently driven to incline, and the angle of the positioning arm 4 can be conveniently adjusted; the chassis 2 can also be provided with a camera which acquires the pictures of the positioning wheels 8 and the pit grooves 3 and transmits the picture information to the cab of the vehicle body 1, so that a driver can observe the positions of the positioning wheels 8 to adjust the position of the vehicle body 1.
The material distribution mechanism comprises a protective shell 16, an outward-pushing screw shaft 17, an inward-pushing screw shaft 18, a movable leveling plate 19, a fixed leveling plate 20 and a movable outer bearing plate 21, the protective shell 16 is fixed at the lower end of a chassis 2, a first vertical bearing 22 and a second vertical bearing 23 are installed in the protective shell 16, a first transmission shaft 24 is installed on the first vertical bearing 22, a second transmission shaft 25 is installed on the second vertical bearing 23, both ends of the first transmission shaft 24 are connected with the outward-pushing screw shaft 17 through a first universal coupling 26, the rotating directions of the two outward-pushing screw shafts 17 are opposite, the outward-pushing screw shafts 17 are used for pushing materials to the outer side, both ends of the second transmission shaft 25 are connected with the inward-pushing screw shafts 18 through a second universal coupling 27, the rotating directions of the two inward-pushing screw shafts 18 are opposite, the inward-pushing screw shafts 18 are used for pushing the materials to the inner side, the conveying directions of the outward-pushing screw shafts 17 and the inward-pushing screw shafts 18 on the same side are opposite, the movable outer bearing plate 21 is positioned outside the striker plate 6 and arranged in parallel with the striker plate 6, at least two guide support rods 28 are fixed on the movable outer bearing plate 21, the guide support rods 28 are horizontally arranged, a guide sleeve 29 corresponding to the guide support rods 28 is fixed on the striker plate 6, the guide support rods 28 are slidably mounted in the guide sleeve 29, a third hinge seat 30 and a fourth hinge seat 31 are further fixed on the movable outer bearing plate 21, a first mounting seat 32 is hinged on the third hinge seat 30, a third vertical bearing 33 is mounted on the first mounting seat 32, a second mounting seat 34 is hinged on the fourth hinge seat 31, a fourth vertical bearing 35 is mounted on the second mounting seat 34, an opening 36 for extending the outward screw shaft 17 and the inward push 18 is formed on the striker plate 6, one end of the outward screw shaft 17 extends out of the opening 36 and is mounted on the third vertical bearing 33, one end of the inward push screw shaft 18 extends out of the opening 36 and is mounted on the fourth vertical bearing 35, a fixed leveling plate 20 is fixed at the lower end of the chassis 2, movable leveling plates 19 are hinged to two sides of the fixed leveling plate 20, and the other ends of the movable leveling plates 19 are hinged to the striker plate 6 through fifth hinge seats 37; the movable outer bearing plate 21 can be kept connected with the striker plate 6 by arranging the guide sleeve 29 and the guide support rod 28, the striker plate 6 supports the movable outer bearing plate 21, and the pivoting points of the outward pushing screw shaft 17, the inward pushing screw shaft 18 and the movable outer bearing plate 21, the pivoting points of the positioning arm 4, the first guide support arm 5, the second guide support arm 48 and the striker plate 6 are not on the same straight line, so that the distance between the movable outer bearing plate 21 and the striker plate 6 can be changed in the adjusting process, and the movable outer bearing plate 21 can move relative to the striker plate 6 by relative movement between the guide sleeve 29 and the guide support rod 28;
the tamping mechanism comprises a third transmission shaft 38, a first crankshaft 39 and a second crankshaft 40 which are rotatably arranged on the chassis 2, the third transmission shaft 38, the first crankshaft 39 and the second crankshaft 40 are all arranged on the chassis 2 through bearings, two ends of the third transmission shaft 38 are connected with the first crankshaft 39 through a third universal coupling 41, a sixth hinged seat 42 is fixed on the movable outer bearing plate 21, a third mounting seat 43 is hinged on the sixth hinged seat 42, a fifth vertical bearing 44 is arranged on the third mounting seat 43, the other end of the first crankshaft 39 is arranged on the fifth vertical bearing 44, a connecting rod 45 is arranged on each of the first crankshaft 39 and the second crankshaft 40, and a tamping component is arranged at the other end of the connecting rod 45;
the lower end of the chassis 2 is hinged with a second guide supporting arm 48 through a seventh hinged seat 47, a third horizontal bearing 49 is fixed on the striker plate 6, and the other end of the second guide supporting arm 48 extends to the lower part of the third horizontal bearing 49 and is rotatably connected with the same;
the pivot point of the first articulated seat 12 and the positioning arm 4, the pivot point of the second articulated seat 13 and the first guide supporting arm 5, the pivot point of the first universal coupling 26 and the outward pushing screw shaft 17, the pivot point of the second universal coupling 27 and the inward pushing screw shaft 18, the pivot point of the fixed leveling plate 20 and the movable leveling plate 19, and the pivot point of the third universal coupling 41 and the first crankshaft 39 on the same side of the vehicle body 1 are all on the same straight line; the pivot points of the positioning arm 4, the first guide supporting arm 5, the movable leveling plate 19, the second guide supporting arm 48 and the striker plate 6 on the same side of the vehicle body 1 are all on the same straight line.
Preferably, the transmission mechanism comprises a fourth transmission shaft 50, a worm 51, a fifth transmission shaft 52, a sixth transmission shaft 53, a seventh transmission shaft 54 and an eighth transmission shaft 55 which are rotatably mounted on the chassis 2 through bearings, the fourth transmission shaft 50 is provided with a worm wheel 77, the worm 51 is in meshing connection with the worm wheel 77, the worm 51 is connected with the fifth transmission shaft 52 through a first electromagnetic clutch 56, the fifth transmission shaft 52 is provided with a first bevel gear 57, the sixth transmission shaft 53 is in transmission connection with the transmission shaft of the vehicle body 1, the sixth transmission shaft 53 is provided with a second bevel gear 58 in meshing connection with the first bevel gear 57, the sixth transmission shaft 53 is connected with the seventh transmission shaft 54 through a second electromagnetic clutch 59, the sixth transmission shaft 53 is connected with the eighth transmission shaft 55 through a first belt transmission assembly 60, the seventh transmission shaft 54 is connected with the third transmission shaft 38 through a second belt transmission assembly 61, the eighth transmission shaft 55 is connected to the second crankshaft 40 through a third electromagnetic clutch 62, and the fourth transmission shaft 50 is connected to the first transmission shaft 24 and the second transmission shaft 25 through a fourth belt transmission assembly 63.
Preferably, the storage mechanism includes a storage tank 64 installed on the chassis 2, a stirring motor 65 is installed at the top of the storage tank 64, a stirring shaft 66 is installed at the output end of the stirring motor 65, the stirring shaft 66 extends out of the storage tank 64 and is provided with a stirring blade 67, a feed hopper 68 is arranged on one side of the upper end of the storage tank 64, two discharge channels 69 are arranged at the bottom of the storage tank 64, the discharge channels 69 correspond to the stirring shaft 66, the discharge channels 69 extend downwards to the position right above the input end of the stirring shaft 66, a gate plate 70 for controlling discharging is arranged in the discharge channels 69, and a discharge rod 71 is fixedly connected between the push block 14 and the gate plate 70. Asphalt concrete is added into the storage tank 64 through a feed hopper 68; under stirring of stirring vane 67, asphalt concrete is discharged by discharging channel 69 of storage tank 64 bottom, and flashboard 70 blocks discharging channel 69, can drive flashboard 70 horizontal motion in discharging channel 69 through ejector pad 14, discharge rod 71 to the size that opens and shuts is discharged in the control discharging channel 69.
Preferably, the ramming assembly comprises a spring rod 72 and a ramming plate 73, the upper end of the spring rod 72 is connected with the connecting rod 45, the lower end of the spring rod 72 is connected with the ramming plate 73, at least two spring rods 72 are arranged, and the spring rods 72 move synchronously, so that the ramming plate 73 can be lifted stably and vertically.
Preferably, a guide pulley 46 is further installed in the protective shell 16, and the guide pulley 46 is connected with a fourth belt transmission assembly 63. The guide pulley 46 serves as a guide and limit for the drive belt of the fourth belt drive assembly 63.
Preferably, the tamping mechanism further comprises an arc-shaped guide rail 74 fixed on the chassis 2, the circle center of the arc-shaped guide rail 74 is positioned on the pivot central line of the third universal joint 41 and the first crankshaft 39, a slide 75 is slidably mounted on the arc-shaped guide rail 74, a sixth vertical bearing 76 is mounted on the slide 75, and the first crankshaft 39 is mounted on the sixth vertical bearing 76. Since the ram 73 is connected to the first crankshaft 39, an arc-shaped guide rail 74 and a slide carriage 75 are provided, and the arc-shaped guide rail 74 limits the movement of the slide carriage 75 in the vertical direction, so that the slide carriage 75 can only move in the horizontal direction along the track of the arc-shaped guide rail 74, and can support and guide the first crankshaft 39.
The working principle of the embodiment is as follows: the height of an adjustable rod 7 is adjusted to enable positioning wheels 8 to descend into a pit groove 3 from a driving vehicle body 1 to a pre-dug rectangular pit groove 3 of a road surface to be repaired, then a linear actuator 9 is started, the linear actuator 9 pushes a positioning arm 4 through a push rod 15 to adjust the angle of the positioning arm 4, the telescopic end of the linear actuator 9 extends out to drive two positioning arms 4 to approach, otherwise, the positioning arms are far away, the positioning arms 4 can drive a baffle plate 6 to move through a first horizontal bearing 10 when moving, a first guide supporting arm 5 and a second guide supporting arm 48 support and guide the baffle plate 6 forwards and backwards, the baffle plate 6 is enabled to realize linear motion, the first guide supporting arm 5 and the positioning arm 4 synchronously move, the positioning wheels 8 on the same side synchronously move, meanwhile, the driver drives the vehicle body 1 to finely adjust the position of the vehicle body 1, and finally the four positioning wheels 8 are enabled to be attached to the inner wall of the pit groove 3, thus, the vehicle body 1 can be positioned right above the pit 3, and the adjustment of the paving position of the vehicle body 1 is completed; when the striker plate 6 moves, the striker plate 6 drives the movable leveling plate 19 to move, the striker plate 6 drives the movable outer bearing plate 21 to move together through the guide sleeve 29 and the guide support rod 28, so that the outward pushing screw shaft 17, the inward pushing screw shaft 18 and the first crankshaft 39 are driven to move, and the tamping components corresponding to the outward pushing screw shaft 17, the inward pushing screw shaft 18, the movable leveling plate 19 and the first crankshaft 39 are adjusted to be angles matched with the width of the pit 3 according to the difference of the width of the pit 3;
then, asphalt concrete is added into the storage tank 64 through the feed hopper 68, the stirring motor 65 is started, the stirring shaft 66 and the stirring blades 67 are driven to rotate through the stirring motor 65, the stirring blades 67 stir the asphalt concrete, the asphalt concrete is driven to discharge, the asphalt concrete is discharged from the two discharge channels 69, the size of the opening 36 of each discharge channel 69 is controlled by the gate plate 70, the larger the width of the pit slot 3 is, the larger the distance between the striker plates 6 is, the smaller the expansion amount of the linear actuator 9 is, and the smaller the area of the discharge channel 69 closed by the gate plate 70 is, so that the discharge amount is increased, and the amount of the asphalt concrete required by the wider pit slot 3 is adapted;
the asphalt concrete amount falls into the feeding end of the outward-pushing screw shaft 17 through the discharging channel 69, the first electromagnetic clutch 56 is started, the transmission shaft of the vehicle body 1 is transmitted to the sixth transmission shaft 53 through a belt transmission assembly, the sixth transmission shaft 53 drives the first bevel gear 57, the fifth transmission shaft 52 and the worm 51 to rotate through the second bevel gear 58, the worm 51 is transmitted to the fourth transmission shaft 50 after being decelerated through the worm gear 77, the fourth transmission shaft 50 drives the first transmission shaft 24 and the second transmission shaft 25 to rotate through the fourth belt transmission assembly 63, the first transmission shaft 24 drives the outward-pushing screw shafts 17 on two sides to rotate through the first universal coupling 26, the outward-pushing screw shafts 17 gradually push the asphalt concrete to the baffle plate 6, so that the asphalt concrete is laid in the pit slot 3, the baffle plate 6 blocks the asphalt concrete at the edge of the pit slot 3, and the asphalt concrete is prevented from being discharged out of the pit slot 3; then, a driver drives the vehicle body 1 to move slowly, the second transmission shaft 25 drives the inner pushing screw shafts 18 on the two sides to rotate through the second universal coupling 27, the inner pushing screw shafts 18 push excessive asphalt concrete below the inner pushing screw shafts, particularly the striker plate 6 inwards, so that the thickness of the asphalt concrete below the inner pushing screw shafts 18 is approximately uniform, finally, the movable leveling plate 19 levels the asphalt concrete, the redundant asphalt concrete is guided to the fixed leveling plate 20, the fixed leveling plate 20 is flush with the bottom end of the movable leveling plate 19, and the fixed leveling plate 20 guides the asphalt concrete to the middle of the pit 3, so that the thickness of the asphalt concrete in the pit 3 which the distributing mechanism finally passes through is kept uniform;
when the tamping mechanism moves to the pit 3, the second electromagnetic clutch 59 is started firstly, so that the sixth transmission shaft 53 can drive the seventh transmission shaft 54 to rotate, the seventh transmission shaft 54 drives the third transmission shaft 38 to rotate through the second belt transmission assembly 61, the third transmission shaft 38 drives the first crankshafts 39 on two sides to rotate through the third universal coupling 41, the first crankshafts 39 drive the spring rods 72 and the tamping plates 73 to lift through the connecting rods 45, and the tamping plates 73 tamp the asphalt concrete evenly leveled on the edges of the pit 3; when the tamping plates 73 corresponding to the second crankshaft 40 move to the pit 3, the third electromagnetic clutch 62 is started again, the sixth transmission shaft 53 drives the eighth transmission shaft 55 to rotate through the first belt transmission assembly 60, the eighth transmission shaft 55 drives the second crankshaft 40 to rotate through the third electromagnetic clutch 62, the second crankshaft 40 drives the spring rod 72 and the tamping plates 73 connected with the second crankshaft 40 to lift through the connecting rod 45, and the tamping plates 73 tamp two tamping plates 73 in the middle of the pit 3 and corresponding to the first crankshaft 39, so that tamping can be realized at all positions of the pit 3.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (6)
1. The device for uniformly paving the asphalt concrete comprises a vehicle body (1), wherein the vehicle body (1) comprises a chassis (2), and is characterized in that a positioning mechanism for positioning a pit (3) on a pavement to be repaired, a storage mechanism for storing the asphalt concrete, a distributing mechanism for uniformly distributing the asphalt concrete output by the storage mechanism to the pit (3), a tamping mechanism for tamping the asphalt concrete distributed by the distributing mechanism and a transmission mechanism for transmitting power to the distributing mechanism and the tamping mechanism are arranged on the chassis (2);
the positioning mechanism comprises a positioning arm (4), a first guide supporting arm (5), a material baffle plate (6), an adjustable rod (7), a positioning wheel (8) and a linear actuator (9), the material baffle plate (6) is arranged on two sides of a chassis (2), a first horizontal bearing (10) and a second horizontal bearing (11) are installed on the material baffle plate (6), the positioning arm (4) and the first guide supporting arm (5) are symmetrically arranged between the chassis (2) and the two material baffle plates (6), one end of the positioning arm (4) is hinged with the chassis (2) through a first hinging seat (12), the other end of the positioning arm (4) extends to the lower part of the first horizontal bearing (10) and is rotatably connected with the first horizontal bearing, one end of the first guide supporting arm (5) is hinged with the chassis (2) through a second hinging seat (13), the other end of the first guide supporting arm (5) extends to the lower part of the second horizontal bearing (11) and is rotatably connected with the first guide supporting arm, the lower ends of the positioning arm (4) and the first guide supporting arm (5) are respectively fixed with an adjustable rod (7), the lower end of each adjustable rod (7) is provided with a positioning wheel (8) which is used for being in contact with the edge of the pit slot (3), the positioning wheel (8) is positioned on the inner side of the material blocking plate (6), the axis of each positioning wheel (8) is vertically arranged, the linear actuator (9) is arranged on the chassis (2), the telescopic end of the linear actuator (9) is provided with a push block (14), a push rod (15) is arranged between the push block (14) and the positioning arm (4), one end of the push rod (15) is hinged with the push block (14), and the other end of the push rod (15) is hinged with the positioning arm (4);
the material distribution mechanism comprises a protective shell (16), an outward-pushing screw shaft (17), an inward-pushing screw shaft (18), a movable leveling plate (19), a fixed leveling plate (20) and a movable outer bearing plate (21), wherein the protective shell (16) is fixed at the lower end of the chassis (2), a first vertical bearing (22) and a second vertical bearing (23) are installed in the protective shell (16), a first transmission shaft (24) is installed on the first vertical bearing (22), a second transmission shaft (25) is installed on the second vertical bearing (23), two ends of the first transmission shaft (24) are connected with the outward-pushing screw shaft (17) through a first universal coupling (26), the rotating directions of the two outward-pushing screw shafts (17) are opposite, the outward-pushing screw shaft (17) is used for pushing materials to the outer side, two ends of the second transmission shaft (25) are connected with the inward-pushing screw shaft (18) through a second universal coupling (27), the screw directions of the two inward-pushing screw shafts (18) are opposite, the inward-pushing screw shafts (18) are used for pushing materials to the inner side, the movable outer bearing plate (21) is located on the outer side of the material baffle plate (6) and is arranged in parallel with the material baffle plate, at least two guide supporting rods (28) are fixed on the movable outer bearing plate (21), a guide sleeve (29) corresponding to the guide supporting rods (28) is fixed on the material baffle plate (6), the guide supporting rods (28) are slidably mounted in the guide sleeve (29), a third hinging seat (30) and a fourth hinging seat (31) are further fixed on the movable outer bearing plate (21), a first mounting seat (32) is hinged on the third hinging seat (30), a third vertical bearing (33) is mounted on the first mounting seat (32), a second mounting seat (34) is hinged on the fourth hinging seat (31), a fourth vertical bearing (35) is mounted on the second mounting seat (34), and the material baffle plate (6) is provided with an outward-pushing screw shaft (17), An opening (36) extending from the inner pushing screw shaft (18), one end of the outer pushing screw shaft (17) extends from the opening (36) and is installed on a third vertical bearing (33), one end of the inner pushing screw shaft (18) extends from the opening (36) and is installed on a fourth vertical bearing (35), a fixed uniform plate (20) is fixed at the lower end of the chassis (2), movable uniform plates (19) are hinged to two sides of the fixed uniform plate (20), and the other end of each movable uniform plate (19) is hinged to the material baffle plate (6) through a fifth hinge seat (37);
the tamping mechanism comprises a third transmission shaft (38), a first crankshaft (39) and a second crankshaft (40) which are rotatably installed on the chassis (2), the two ends of the third transmission shaft (38) are connected with the first crankshaft (39) through a third universal coupling (41), a sixth hinged seat (42) is fixed on the movable outer bearing plate (21), a third installation seat (43) is hinged on the sixth hinged seat (42), a fifth vertical bearing (44) is installed on the third installation seat (43), the other end of the first crankshaft (39) is installed on the fifth vertical bearing (44), connecting rods (45) are installed on the first crankshaft (39) and the second crankshaft (40), and tamping components are installed at the other ends of the connecting rods (45);
the lower end of the chassis (2) is hinged with a second guide supporting arm (48) through a seventh hinged seat (47), a third horizontal bearing (49) is fixed on the striker plate (6), and the other end of the second guide supporting arm (48) extends to the lower part of the third horizontal bearing (49) and is rotatably connected with the third horizontal bearing;
the pivoting point of a first hinge seat (12) and a positioning arm (4), the pivoting point of a second hinge seat (13) and a first guide supporting arm (5), the pivoting point of a first universal coupling (26) and an outward pushing screw shaft (17), the pivoting point of a second universal coupling (27) and an inward pushing screw shaft (18), the pivoting point of a fixed leveling plate (20) and a movable leveling plate (19), and the pivoting point of a third universal coupling (41) and a first crankshaft (39) on the same side of the vehicle body (1) are all on the same straight line; the pivot points of the positioning arm (4), the first guide supporting arm (5), the movable leveling plate (19), the second guide supporting arm (48) and the striker plate (6) on the same side of the vehicle body (1) are all on the same straight line.
2. The asphalt concrete uniform paving device according to claim 1, wherein the transmission mechanism comprises a fourth transmission shaft (50), a worm (51), a fifth transmission shaft (52), a sixth transmission shaft (53), a seventh transmission shaft (54) and an eighth transmission shaft (55) which are rotatably installed on the chassis (2), a worm wheel (77) is installed on the fourth transmission shaft (50), the worm (51) is in meshing connection with the worm wheel (77), the worm (51) is connected with the fifth transmission shaft (52) through a first electromagnetic clutch (56), a first bevel gear (57) is installed on the fifth transmission shaft (52), the sixth transmission shaft (53) is in transmission connection with the transmission shaft of the vehicle body (1), a second bevel gear (58) in meshing connection with the first bevel gear (57) is installed on the sixth transmission shaft (53), and the sixth transmission shaft (53) is connected with the seventh transmission shaft (54) through a second electromagnetic clutch (59), the sixth transmission shaft (53) is connected with the eighth transmission shaft (55) through a first belt transmission assembly (60), the seventh transmission shaft (54) is connected with the third transmission shaft (38) through a second belt transmission assembly (61), the eighth transmission shaft (55) is connected with the second crankshaft (40) through a third electromagnetic clutch (62), and the fourth transmission shaft (50) is connected with the first transmission shaft (24) and the second transmission shaft (25) through a fourth belt transmission assembly (63).
3. The asphalt concrete uniform paving device according to claim 1, wherein the storage mechanism comprises a storage tank (64) installed on the chassis (2), a stirring motor (65) is installed at the top of the storage tank (64), a stirring shaft (66) is installed at the output end of the stirring motor (65), the stirring shaft (66) extends out of the storage tank (64) and is provided with stirring blades (67), a feed hopper (68) is arranged on one side of the upper end of the storage tank (64), two discharge channels (69) are arranged at the bottom of the storage tank (64), the discharge channels (69) correspond to the stirring shaft (66), the discharge channels (69) extend downwards to the position right above the input end of the stirring shaft (66), discharge channels (69) are internally provided with discharge control material discharge 70, and push blocks (14) and the flashboards (70) are fixedly connected through discharge rods (71).
4. The asphalt concrete uniform paving device according to claim 1, wherein the ramming assembly comprises a spring rod (72) and a ramming plate (73), the upper end of the spring rod (72) is connected with the connecting rod (45), the lower end of the spring rod (72) is connected with the ramming plate (73), at least two spring rods (72) are arranged, and each spring rod (72) moves synchronously.
5. The asphalt concrete uniform paving device according to claim 1, characterized in that a guide wheel (46) is further installed in the protective shell (16), and the guide wheel (46) is connected with a fourth belt transmission assembly (63).
6. The asphalt concrete uniform paving device according to claim 1, wherein the tamping mechanism further comprises an arc-shaped guide rail (74) fixed on the chassis (2), the circle center of the arc-shaped guide rail (74) is positioned on the pivot central line of the third universal coupling (41) and the first crankshaft (39), a sliding seat (75) is slidably mounted in the arc-shaped guide rail (74), a sixth vertical bearing (76) is mounted on the sliding seat (75), and the first crankshaft (39) is mounted on the sixth vertical bearing (76).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110093669.XA CN112726364B (en) | 2021-01-25 | 2021-01-25 | Device for uniformly paving asphalt concrete |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110093669.XA CN112726364B (en) | 2021-01-25 | 2021-01-25 | Device for uniformly paving asphalt concrete |
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| CN112726364B true CN112726364B (en) | 2022-03-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113215943B (en) * | 2021-05-26 | 2022-09-09 | 韩明竹 | Highway construction and maintenance device |
| CN116289429B (en) * | 2023-05-17 | 2023-08-11 | 河南勇威特种设备有限公司 | Concrete road surface paving device for engineering construction |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0261093B1 (en) * | 1986-09-15 | 1991-07-17 | White Consolidated Industries, Inc. | Variable width material distribution system for asphalt pavers and the like |
| EP1601836B1 (en) * | 2003-02-13 | 2015-04-29 | Advanced Paving Technologies, Inc. | Asphalt delivery method |
| CN201137031Y (en) * | 2007-12-27 | 2008-10-22 | 长沙理工大学 | Asphalt concrete spreader spiral distribution device |
| CN109183574A (en) * | 2018-09-01 | 2019-01-11 | 陕西中大机械集团有限责任公司 | A kind of multiduty big anti-isolation paver of the big thickness of width of intelligence |
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