CN220665881U - Spreading mechanism of paver - Google Patents
Spreading mechanism of paver Download PDFInfo
- Publication number
- CN220665881U CN220665881U CN202321581826.2U CN202321581826U CN220665881U CN 220665881 U CN220665881 U CN 220665881U CN 202321581826 U CN202321581826 U CN 202321581826U CN 220665881 U CN220665881 U CN 220665881U
- Authority
- CN
- China
- Prior art keywords
- pressing
- frame
- pressing plate
- spreading mechanism
- wheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 43
- 230000007480 spreading Effects 0.000 title claims abstract description 23
- 238000003892 spreading Methods 0.000 title claims abstract description 23
- 238000003825 pressing Methods 0.000 claims abstract description 97
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 239000010426 asphalt Substances 0.000 abstract description 23
- 238000010276 construction Methods 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000007790 scraping Methods 0.000 description 8
- 230000000754 repressing effect Effects 0.000 description 5
- 238000005056 compaction Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Landscapes
- Road Paving Machines (AREA)
Abstract
The utility model provides a spreading mechanism of a spreading machine, which comprises a frame and a spreading mechanism, wherein the spreading mechanism comprises a main pressing wheel connected to the frame, the frame is also provided with a re-pressing mechanism, the re-pressing mechanism comprises a driving part, a transmission part and a re-pressing plate, the driving part is connected with the transmission part, the re-pressing plate is connected with the transmission part, and the driving part drives the re-pressing plate to reciprocate in the direction vertical to the ground through the transmission part. The utility model has the beneficial effects that by arranging the re-pressing mechanism, after the asphalt pavement is compacted, the scraped asphalt residue is compacted for the second time, so that the pavement is kept flat, the structural design is reasonable, the construction efficiency is high, the construction effect is good, and the practicability is strong.
Description
Technical Field
The utility model belongs to the field of municipal construction equipment, and particularly relates to a spreading mechanism of a paver.
Background
In order to fill up and repair cracks in the process of paving asphalt on a road, in the prior art, when a plurality of pavers perform asphalt mixture paving operation, a traction bracket is fixed on the rear side of one paver behind two pavers, and when the pavers advance, a pressing wheel is driven to level up raised asphalt abutted seams generated between the two pavers. The defect is that in the use process of crack measurement, certain defects exist, after asphalt is flattened and compacted, asphalt adhered by the pressing wheel is scraped and removed, and when the subsequent paver moves forwards, the gap between the plastering plate and the ground is smaller, so that asphalt residues cannot be compacted well for the second time, and the asphalt residues can be pushed forwards or scattered to two sides, so that the compaction efficiency of the pavement is lower.
Disclosure of Invention
The utility model aims to solve the problem of providing a spreading mechanism of a paver, which overcomes the defects in the prior art.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a spreading mechanism of paver, includes frame and spreading mechanism, spreading mechanism including connect in main pinch roller on the frame, still have the repressing mechanism on the frame, the repressing mechanism includes drive unit, drive unit and repressing plate, drive unit with drive unit connects, the repressing plate with drive unit connects, drive unit passes through drive unit drives the reciprocal motion of repressing plate in the direction of perpendicular to ground.
The structure performs secondary compaction on the road surface rolled by the main pressing wheel through the up-and-down reciprocating motion of the re-pressing plate in the re-pressing mechanism.
Optionally, the width of the re-pressing plate is greater than or equal to the width of the track pressed by the main pressing wheel. The road surface pressed by the main pressing wheel is ensured, the double pressing plate can be covered, and the quality efficiency of secondary rolling is ensured.
Optionally, the present application provides a specific form of the back pressure mechanism: the driving part comprises a first motor, the transmission part comprises an eccentric wheel, a connecting rod, a pressing rod, a sliding frame and a spring, the first motor is connected with the eccentric wheel, two ends of the connecting rod are respectively connected with the eccentric wheel and the upper end of the pressing rod in a rotatable mode, the sliding frame is a telescopic sleeve sleeved with each other, the lower end of the pressing rod penetrates through the telescopic sleeve to be fixed with the double-pressing plate, the spring is located in the telescopic sleeve, the top of the telescopic sleeve is provided with a fixing plate fixedly connected with the frame, the bottom of the telescopic sleeve is fixedly connected with the double-pressing plate, the center of the fixing plate is provided with a hole enabling the pressing rod to penetrate through and be connected with the pressing rod in a sliding mode, and two ends of the spring are respectively fixed on the fixing plate and the double-pressing plate.
The specific form of the re-pressing mechanism is only used as a preferable scheme, but the re-pressing mechanism can also be used in other forms which can drive the re-pressing plate to reciprocate up and down in the prior art.
The structure is provided with the eccentric wheel 12, the fixed plate 15, the pressing rod 14, the re-pressing plate 18 and the like, after the asphalt pavement is compacted, the scraped asphalt residual is subjected to secondary re-pressing through the re-pressing mechanism 1, the first motor 11 drives the eccentric wheel 12 to rotate, the connecting rod 13 is driven to circularly move, the pressing rod 14 is driven to vertically move up and down, the spring 16 and the sliding frame 17 are matched, the re-pressing plate 18 continuously ascends and descends, the scraped asphalt residual on the pavement is compacted, the pavement is kept smooth, the length of the re-pressing plate 18 is larger than the diameter of the main pressing wheel 21, the pavement pressed by the main pressing wheel 21 is ensured, and the re-pressing plate 18 can be covered for secondary re-pressing and pavement leveling.
Optionally, the frame is further provided with an auxiliary pressing wheel, and the re-pressing mechanism is located between the main pressing wheel and the auxiliary pressing wheel.
Optionally, the mechanism of spreading still includes two sets of first mounting brackets and a rotation scraper blade, first mounting bracket is fixed in the frame bottom is close to main pinch roller department, one side edge of rotation scraper blade with frame bottom rotatable coupling, have the rotating block in the first mounting bracket, the rotating block with the mounting bracket rotatable coupling, have on the rotating block and restrict its pivoted spacer pin, the rotating block with be connected through the telescopic link between the rotation scraper blade, telescopic link one end with rotating block fixed connection, the other end with rotate the rotatable coupling in surface of scraper blade, have on the telescopic link and restrict its flexible spacing bolt, one side edge of rotation scraper blade has the blade, the blade is close to main pinch roller.
The angle between the cutting edge on the rotary scraping plate and the main pressing wheel can be adjusted by adjusting the rotary block and the telescopic rod, so that the rotary scraping plate can be used for paving asphalt with various specifications.
The utility model has the advantages and positive effects that: due to the adoption of the technical scheme, through the arrangement of the re-pressing mechanism, after the asphalt pavement is compacted, secondary compaction is carried out on scraped asphalt residues, so that the pavement is kept flat, the structural design is reasonable, the construction efficiency is high, the construction effect is good, and the practicability is strong.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of the re-pressing mechanism of FIG. 1;
FIG. 3 is a schematic side cross-sectional view of the structure of FIG. 2;
FIG. 4 is a schematic view of the paving mechanism of FIG. 1;
in the figure: 1. a back pressure mechanism; 11. a first motor; 12. an eccentric wheel; 13. a connecting rod; 14. a compression bar; 15. a fixing plate; 16. a spring; 17. a carriage; 18. a double pressing plate; 2. a paving mechanism; 21. a main pinch roller; 22. a first mounting frame; 23. a rotating block; 24. a telescopic rod; 25. rotating the scraping plate; 26. a second mounting frame; 27. an auxiliary pinch roller; 3. and a frame.
Detailed Description
The present utility model will be described in further detail with reference to specific examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two parts. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
As shown in fig. 1 to 4, the utility model provides a spreading mechanism of a spreading machine, which comprises a frame 3, a spreading mechanism 2 for flattening asphalt, wherein the spreading mechanism 2 is arranged on one side of the frame 3, and further comprises a re-pressing mechanism 1 for re-compacting and flattening scraped asphalt raw materials,
in this embodiment: the re-pressing mechanism 1 comprises a first motor 11, the first motor 11 is arranged above a frame 3, an opening is arranged on the frame 3, an eccentric wheel 12 is arranged at the output end of the first motor 11, a connecting rod 13 is arranged at the output end of the eccentric wheel 12, a pressing rod 14 is arranged at the output end of the connecting rod 13, a fixing plate 15 is arranged around the outside of the pressing rod 14, the fixing plate 15 is fixed on the frame 3, a hole for the pressing rod 14 to pass through is arranged at the center of the fixing plate 15 and is communicated with the opening, a spring 16 is arranged below the fixing plate 15, a sliding frame 17 is arranged below the frame 3, a re-pressing plate 18 is arranged below the sliding frame 17, the eccentric wheel 12 and the pressing rod 14 are both rotationally connected with the connecting rod 13, the output end of the pressing rod 14 is welded with the re-pressing plate 18, the spring 16 is arranged in the sliding frame 17 and is positioned between the re-pressing plate 18 and the fixed plate 15, the re-pressing plate 18 is connected with the spring 16 and the output end of the sliding frame 17 through bolts, the pressing rod 14 moves downwards through the first motor 11, the eccentric wheel 12, the connecting rod 13, the pressing rod 14 and the like, the spring 16 and the sliding frame 17 are pulled downwards to compact and level an asphalt pavement, then the eccentric wheel 12 rotates, the re-pressing plate 18 is lifted by the aid of the auxiliary force pulled by the spring 16, primary re-pressing is completed, the length of the re-pressing plate 18 is larger than the diameter of the main pressing wheel 21, the pavement pressed by the main pressing wheel 21 is ensured, the re-pressing plate 18 can be covered, and the quality efficiency of secondary rolling is ensured.
In this embodiment: the paving mechanism 2 comprises a main pressing wheel 21, the main pressing wheel 21 is arranged on one side of a frame 3, a groove is formed in the lower portion of the frame 3, a first mounting frame 22 is arranged below the frame 3, the first mounting frame 22 is located on one side of the main pressing wheel 21, a rotating block 23 is arranged on the first mounting frame 22, a telescopic rod 24 is arranged on the rotating block 23, the output end of the telescopic rod 24 is connected with a rotating scraping plate 25, the other side of the frame 3 is provided with a second mounting frame 26, an auxiliary pressing wheel 27 is arranged on the second mounting frame 26, the rotating block 23 is rotationally connected with the first mounting frame 22, the rotating block 23 is rotationally connected with the telescopic rod 24, the output end of the telescopic rod 24 is rotationally connected with the rotating scraping plate 25, the rotating scraping plate 25 is rotationally connected with the frame 3, the rotating block 23 adjusts the self length through the main pressing wheel 21, the first mounting frame 22, the cutting edge of the rotating scraping plate 25 forms a proper included angle with the main pressing wheel 21, the residual asphalt on the main pressing wheel 21 is scraped and removed, and the included angle between the main pressing wheel 21 and the rotating scraping plate 25 can be timely adjusted according to the degree of asphalt adhesion.
Working principle: firstly, the main pinch roller 21 compacts an asphalt pavement, the telescopic rod 24 adjusts the length of the telescopic rod, the rotating block 23 adjusts the angle, so that the cutting edge of the rotating scraper 25 and the main pinch roller 21 form a proper included angle, the residual asphalt on the main pinch roller 21 is scraped and removed, the first motor 11 is started to drive the eccentric wheel 12 to rotate, then the connecting rod 13 is driven to move, the connecting rod 13 is rotationally connected with the eccentric wheel 12 and the pressing rod 14, the pressing rod 14 vertically moves up and down, meanwhile, the fixing plate 15 is connected with the frame 3 through bolts, the pressing rod 14 moves downwards, the spring 16 and the sliding frame 17 are pulled downwards to compact and level the asphalt pavement, and then the rotating of the eccentric wheel 12 and the auxiliary force pulled up by the spring 16 are followed, so that the double pressing plate 18 is lifted, and secondary double pressing is completed.
The foregoing describes the embodiments of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.
Claims (5)
1. The utility model provides a spreading mechanism of paver, includes frame and spreading mechanism, spreading mechanism including connect in main pinch roller on the frame, its characterized in that: the frame is also provided with a re-pressing mechanism, the re-pressing mechanism comprises a driving part, a transmission part and a re-pressing plate, the driving part is connected with the transmission part, the re-pressing plate is connected with the transmission part, and the driving part drives the re-pressing plate to reciprocate in the direction vertical to the ground through the transmission part.
2. Spreading mechanism of a paver according to claim 1, characterized in that: the width of the re-pressing plate is larger than or equal to the width of the track pressed by the main pressing wheel.
3. Spreading mechanism of a paver according to claim 2, characterized in that: the driving part comprises a first motor, the transmission part comprises an eccentric wheel, a connecting rod, a pressing rod, a sliding frame and a spring, the first motor is connected with the eccentric wheel, two ends of the connecting rod are respectively connected with the eccentric wheel and the upper end of the pressing rod in a rotatable mode, the sliding frame is a telescopic sleeve sleeved with each other, the lower end of the pressing rod penetrates through the telescopic sleeve to be fixed with the double-pressing plate, the spring is located in the telescopic sleeve, the top of the telescopic sleeve is provided with a fixing plate fixedly connected with the frame, the bottom of the telescopic sleeve is fixedly connected with the double-pressing plate, the center of the fixing plate is provided with a hole enabling the pressing rod to penetrate through and be connected with the pressing rod in a sliding mode, and two ends of the spring are respectively fixed on the fixing plate and the double-pressing plate.
4. A spreading mechanism of a paver according to any one of claims 1-3, wherein: the frame is also provided with an auxiliary pressing wheel, and the re-pressing mechanism is positioned between the main pressing wheel and the auxiliary pressing wheel.
5. The spreading mechanism of a paver according to claim 4, wherein: the utility model discloses a novel automatic paving machine, including main pinch roller, including the frame, the frame is fixed in the frame bottom, the frame is located the main pinch roller, the frame is located the frame bottom, one side edge of rotation scraper blade with the frame bottom rotatable coupling, have the rotating block in the first mounting bracket, the rotating block with the rotatable coupling of mounting bracket, have on the rotating block and restrict its pivoted spacer pin, the rotating block with connect through the telescopic link between the rotation scraper blade, telescopic link one end with rotating block fixed connection, the other end with the rotatable coupling of surface of rotation scraper blade, have the spacing bolt of restriction its flexible on the telescopic link, one side edge of rotation scraper blade has the blade, the blade is close to the main pinch roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321581826.2U CN220665881U (en) | 2023-06-20 | 2023-06-20 | Spreading mechanism of paver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321581826.2U CN220665881U (en) | 2023-06-20 | 2023-06-20 | Spreading mechanism of paver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220665881U true CN220665881U (en) | 2024-03-26 |
Family
ID=90331851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321581826.2U Active CN220665881U (en) | 2023-06-20 | 2023-06-20 | Spreading mechanism of paver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220665881U (en) |
-
2023
- 2023-06-20 CN CN202321581826.2U patent/CN220665881U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210315164U (en) | Highway road surface equipment of flattening fast | |
| CN109082991B (en) | Road engineering road surface prosthetic devices | |
| CN112252142A (en) | Self-propelled asphalt in-situ heating regeneration device | |
| CN220665881U (en) | Spreading mechanism of paver | |
| CN111041957A (en) | Road surface crack patching device is used in traffic engineering construction | |
| CN114381987A (en) | Highway engineering road surface evener | |
| CN220202377U (en) | Roadbed and pavement compactor | |
| CN208472516U (en) | A kind of bituminous pavement corner compaction apparatus | |
| CN217378473U (en) | Road surface rolling press device is used in traffic road bridge construction | |
| CN216712645U (en) | Reinforcing grade is joined in marriage rubble bed course limit portion and is rolled device | |
| CN216338850U (en) | Road surface leveling device for highway construction | |
| CN213681585U (en) | Grinding wheel structure of road roller | |
| CN213978468U (en) | Traffic engineering highway construction extrusion device | |
| CN212641157U (en) | Flattening device for traffic highway engineering construction | |
| CN114150554A (en) | Road surface spreading and leveling machine | |
| CN220150016U (en) | Highway road surface leveling device | |
| CN219450383U (en) | Compaction device for repairing expressway pavement | |
| CN221052309U (en) | Road engineering paving compactor | |
| CN215801535U (en) | Ground levelly and smoothly installs for civil engineering | |
| CN220704282U (en) | Municipal public works road bed maintenance equipment | |
| CN217839625U (en) | Crack repairing device for highway pavement | |
| CN211645870U (en) | Asphalt paver for road and bridge construction | |
| CN213447974U (en) | Asphalt pavement leveling device for highway engineering | |
| CN220813309U (en) | Tamping device for road engineering construction | |
| CN220503606U (en) | Stone compaction device for road construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |