CN212865513U - Mud scraping device for road roller - Google Patents
Mud scraping device for road roller Download PDFInfo
- Publication number
- CN212865513U CN212865513U CN202021463515.2U CN202021463515U CN212865513U CN 212865513 U CN212865513 U CN 212865513U CN 202021463515 U CN202021463515 U CN 202021463515U CN 212865513 U CN212865513 U CN 212865513U
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- China
- Prior art keywords
- scraper
- rotating shaft
- road roller
- connecting portion
- assembly
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- 238000007790 scraping Methods 0.000 title claims abstract description 7
- 230000006835 compression Effects 0.000 claims abstract description 34
- 238000007906 compression Methods 0.000 claims abstract description 34
- 230000002093 peripheral effect Effects 0.000 claims abstract description 12
- 239000012535 impurity Substances 0.000 claims description 11
- 239000002689 soil Substances 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000006978 adaptation Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005056 compaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000011384 asphalt concrete Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Road Paving Machines (AREA)
Abstract
The application discloses road roller is with scraping mud device relates to the technical field of road roller, and it includes through elastic component elastic connection in the connecting portion on the frame, rotates through the pivot on the connecting portion and is connected with the scraper blade, and the axis of pivot is parallel with the axis of compression roller, and the scraper blade is one end butt of connecting portion dorsad on the outer peripheral face of compression roller, sets firmly on the connecting portion and is used for driving scraper blade pivoted power unit. This application has reduced the wearing and tearing of compression roller to the scraper blade, has prolonged the life's of scraper blade effect.
Description
Technical Field
The application relates to the technical field of road rollers, in particular to a mud scraping device for a road roller.
Background
Road rollers, also known as soil compactors, belong to the category of road equipment in engineering machinery and are widely used for the filling compaction operation of large-scale engineering projects such as high-grade highways, railways, airport runways, dams, stadiums and the like. Can roll sandy, semi-viscous and viscous soil, roadbed stable soil and asphalt concrete pavement. The roller is suitable for various compaction operations under the action of the gravity of the machine, so that the compacted layer is permanently deformed and compacted.
In the process of roadbed construction, a road roller is usually needed to roll the filled roadbed base so as to pave, level and compact the roadbed base. When a compression roller in the road roller rolls a soil layer, sundries such as soil are easily adhered to the surface of the compression roller, the rolled soil layer is uneven, and construction quality is affected. In order to reduce the occurrence of such a situation, it is common to elastically connect the scraper to the frame through an elastic component, and make one end of the scraper, which is opposite to the frame, closely contact with the surface of the compression roller, so as to scrape off the impurities on the compression roller through the scraper.
However, in the actual use process, before or after the road rolling operation of the road roller begins, the scraper is always tightly attached to the compression roller, so that continuous abrasion is caused to the scraper, and the service life of the scraper is shortened.
SUMMERY OF THE UTILITY MODEL
The application aims at providing a road roller is with mud scrapping device, it has reduced the compression roller to the wearing and tearing of scraper blade, has prolonged the life's of scraper blade effect.
The above utility model of this application aim at can realize through following technical scheme:
the utility model provides a road roller is with scraping mud device, includes the connecting portion of elastic component elastic connection on the frame, rotate through the pivot on the connecting portion and be connected with the scraper blade, the axis of pivot is parallel with the axis of compression roller, the one end butt of scraper blade dorsad connecting portion is on the outer peripheral face of compression roller, set firmly on the connecting portion and be used for driving scraper blade pivoted power unit.
By adopting the technical scheme, in the working process of the road roller, the scraper plate is under the acting force of the elastic component, and one end of the scraper plate, which is back to the connecting part, is abutted against the outer peripheral surface of the compression roller to scrape impurities such as soil on the compression roller; before or after the road roller starts to work, the power mechanism is started, the rotating plate rotates around the rotating shaft under the action of the power mechanism, one end of the rotating plate, which is back to the fixing plate, is separated from the peripheral surface of the compression roller, the abrasion of the compression roller to the scraper is reduced, and the service life of the scraper is prolonged.
Preferably, the rotating shaft is rotatably connected to the connecting portion, the scraper is arranged on the rotating shaft, the power mechanism comprises a power motor fixedly arranged on the connecting portion, a transmission assembly is arranged between the power motor and the rotating shaft, and the rotating shaft can rotate under the action of the power motor and the rotation.
By adopting the technical scheme, the power motor is started, the rotating shaft is driven by the power motor and the transmission assembly to rotate, and the scraper blade rotates along with the rotating shaft, so that the scraper blade is driven.
Preferably, the transmission assembly is a worm and gear assembly with a self-locking function.
Through adopting above-mentioned technical scheme, because the worm gear subassembly has self-locking function, reduced the emergence of the circumstances that the scraper blade rotated under the effort of compression roller and impurity, increased the stability of scraper blade.
Preferably, the scraper is detachably connected to the rotating shaft.
Through adopting above-mentioned technical scheme, the setting of the scraper blade of dismantling the connection is convenient for the staff after the scraper blade uses a period, overhauls, maintains or changes the scraper blade.
Preferably, a limiting component for limiting the rotation range of the scraper is fixedly arranged on the rotating shaft.
Through adopting above-mentioned technical scheme, the rotation range of scraper blade has been restricted in setting up of spacing subassembly, the scraper blade of being convenient for and the outer peripheral face butt of compression roller.
Preferably, the limiting assembly comprises a supporting plate fixedly arranged on the connecting portion, an arc-shaped limiting groove is formed in the supporting plate and is coaxially arranged with the rotating shaft, a pin rod matched with the limiting groove is fixedly arranged on the rotating shaft, and the pin rod is connected in the limiting groove in a sliding mode.
Through adopting above-mentioned technical scheme, the cooperation of pin rod and spacing groove has realized spacing to the countershaft rotation scope, and then has realized the spacing of scraper blade, simple structure, the installation of being convenient for.
Preferably, a mudguard for shielding impurities such as splashed mud is fixedly arranged at one end of the scraper back to the rotating shaft.
Through adopting above-mentioned technical scheme, played the effect of sheltering from to impurity such as the earth that splashes, prevent that impurity such as earth from splashing and causing the jam to power unit, guaranteed power unit's normal work.
Preferably, the elastic component comprises a plurality of springs arranged at intervals along the length direction of the scraper, and two ends of each spring are fixedly arranged on the connecting part and the frame respectively.
Through adopting above-mentioned technical scheme, realized the elastic connection between connecting portion and the frame, simple structure, simple to operate.
To sum up, the beneficial technical effect of this application does:
1. when the road roller works, the scraper is under the acting force of the elastic component, one end of the scraper, which is back to the connecting part, abuts against the outer peripheral surface of the compression roller, and sundries such as soil on the compression roller are scraped; before or after the road roller starts to work, the power mechanism is started, the rotating plate rotates around the rotating shaft under the action of the power mechanism, one end of the rotating plate, which is back to the fixed plate, is separated from the peripheral surface of the compression roller, the abrasion of the compression roller to the scraper is reduced, and the service life of the scraper is prolonged;
2. the worm and gear assembly has a self-locking function, so that the rotation of the scraper under the action of the pressing roller and impurities is reduced, and the stability of the scraper is improved;
3. the pin rod and the limiting groove are matched to limit the rotation range of the rotating shaft, so that the limiting of the scraper plate is realized, the structure is simple, and the installation is convenient.
Drawings
Fig. 1 is a schematic view of the overall structure of the embodiment.
Fig. 2 is a sectional view showing the fixing housing, the elastic member, the connecting portion, and the connection manner between the squeegee and the connecting portion in the embodiment.
Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.
FIG. 4 is a sectional view showing the structure of the stopper assembly and the power assembly in the embodiment.
Fig. 5 is a partially enlarged schematic view of a portion B in fig. 4.
Fig. 6 is a partially enlarged schematic view of a portion C in fig. 4.
In the figure, 1, a frame; 11. a compression roller; 12. a stationary housing; 2. a squeegee; 21. a connecting bolt; 22. a connecting nut; 3. a spring; 4. a connecting assembly; 41. a connecting plate; 411. a limiting sheet; 42. connecting the support lug; 421. connecting holes; 5. a rotating shaft; 6. fixing the support lug; 61. a yielding groove; 7. a limiting component; 71. a support plate; 72. a limiting groove; 73. fixing the disc; 74. a pin rod; 8. a power mechanism; 81. a support housing; 811. a support plate; 82. a power motor; 83. a worm gear assembly; 831. a worm; 832. a connecting shaft; 833. a worm gear; 9. a fender is provided.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
Examples
Referring to fig. 1, for this application discloses a road roller is with mud scraping device, including setting up the scraper blade 2 of rectangular shape on frame 1, frame 1 is U type support body, and frame 1 rotates one side of automobile body dorsad and is connected with the compression roller 11 that is used for rolling the road surface, and scraper blade 2 sets up along the axial of compression roller 11.
Referring to fig. 2 and 3, a connection portion is elastically connected to an inner side wall of the frame 1 facing the outer circumferential surface of the platen roller 11 by an elastic member. Fixed casing 12 is welded and fixed on the inside wall of frame 1, and fixed casing 12 downward sloping sets up, and fixed casing 12 has a plurality ofly along the length direction interval equipartition of scraper blade 2. The elastic component comprises springs 3 in one-to-one correspondence with the fixed shell 12, the springs 3 are arranged along the width direction of the scraper 2, the springs 3 are fixedly arranged in the inner cavity of the fixed shell 12, and one ends of the springs 3 are fixedly connected to the bottom wall of the fixed shell 12.
The connecting part comprises a connecting component 4 in one-to-one correspondence with the spring 3, the connecting component 4 comprises a connecting plate 41 arranged along the axial direction of the spring 3, and the connecting plate 41 penetrates through one end, back to the frame 1, of the fixed shell 12. One end of the connecting plate 41 extending into the inner cavity of the fixed housing 12 is fixedly connected with a limiting sheet 411, and the end surface of the limiting sheet 411 facing away from the connecting plate 41 is fixedly connected with one end of the spring 3 facing away from the bottom wall of the fixed housing 12. The limiting piece 411 can abut against the end surface of the inner cavity of the fixed housing 12 to limit the moving range of the connecting plate 41, and prevent the connecting plate 41 from coming off the inner cavity of the fixed housing 12. One end of the connecting plate 41, which faces away from the limiting piece 411, is fixedly connected with a connecting support lug 42, a connecting hole 421 is formed in the connecting support lug 42, the connecting hole 421 is a through hole, and the axis of the connecting hole 421 is parallel to the axis of the press roller 11.
The same rotating shaft 5 is commonly arranged on the connecting lugs 42 of the different connecting components 4 in a penetrating manner, and the rotating shaft 5 sequentially penetrates through the connecting holes 421 of the different connecting lugs 42 and is rotatably connected with the connecting holes 421.
The outer peripheral surface of the rotating shaft 5 is fixedly connected with fixed lugs 6 which are in one-to-one correspondence with the connecting lugs 42, and one end of each fixed lug 6, which is back to the connecting lug 42, is provided with a abdicating groove 61. One end of the scraper blade 2 back to the press roller 11 is embedded into the abdicating groove 61, one end of the scraper blade 2 back to the press roller 11 is detachably connected with the fixed support lug 6 through the matching of the connecting bolt 21 and the connecting nut 22, so that the scraper blade 2 can be maintained, repaired or replaced after the scraper blade 2 is used for a period of time.
Referring to fig. 4 and 5, a limiting assembly 7 for limiting the rotation range of the scraper 2 is fixedly connected to the connecting assembly 4, the limiting assembly 7 includes a supporting plate 71 fixedly connected to the connecting plate 41, and the supporting plate 71 is sleeved on the outer circumferential surface of the rotating shaft 5 and is rotatably connected to the rotating shaft 5. An arc-shaped limiting groove 72 is formed in the supporting plate 71, the limiting groove 72 is a through groove penetrating through the thickness direction of the supporting plate 71, and the limiting groove 72 is arranged coaxially with the rotating shaft 5. A fixed disk 73 is fixedly sleeved on the outer peripheral surface of the rotating shaft 5, the fixed disk 73 is coaxially arranged with the rotating shaft 5, and the fixed disk 73 is positioned between the supporting plate 71 and the fixed lug 6. The fixed disc 73 is fixedly connected with a pin rod 74 on the end surface facing the support plate 71, the pin rod 74 is matched with the limit groove 72, and the pin rod 74 is connected in the limit groove 72 in a sliding manner, so that the rotation range of the rotating shaft 5 is limited, and the limitation of the rotation range of the scraper 2 is further realized.
Referring to fig. 4 and 6, the power mechanism 8 for driving the rotation shaft 5 to rotate is fixedly disposed on the connecting portion, the power mechanism 8 includes a supporting housing 81 fixedly connected to the supporting plate 71 at one end of the rotation shaft 5, and a supporting plate 811 is fixedly connected to an upper surface of the supporting housing 81. The supporting plate 811 is fixedly connected with a power motor 82 by bolts, the axis of the output shaft of the power motor 82 is perpendicular to the axis of the rotating shaft 5, a transmission assembly is arranged between the power motor 82 and the rotating shaft 5, and the transmission assembly is a worm gear assembly 83 with a self-locking function. The power motor 82 is started, the rotating shaft 5 is driven by the power motor 82 and the worm and gear assembly 83 to rotate, the scraper 2 rotates along with the rotating shaft 5, driving of the scraper 2 is achieved, one end, close to the compression roller 11, of the scraper 2 is separated from the outer surface of the compression roller 11 before or after the road roller starts to work, and abrasion of the compression roller 11 to the scraper 2 is reduced.
The worm gear and worm assembly 83 includes a worm 831 coaxially fixed to the output shaft of the power motor 82, and one end of the worm 831 facing away from the output shaft of the power motor 82 is rotatably connected to the support housing 81 through a bearing. A connecting shaft 832 is rotatably connected in the supporting shell 81 through a bearing, the connecting shaft 832 is coaxially arranged with the rotating shaft 5 and fixedly connected with the rotating shaft 5, a worm wheel 833 is coaxially fixed on the connecting shaft 832, and the worm wheel 833 is meshed with the worm 831. Because worm gear subassembly 83 has self-locking function, reduced the emergence of the circumstances that scraper blade 2 rotated under the effort of impurity such as compression roller 11 and earth, increased scraper blade 2's stability.
Referring to fig. 4, a fender 9 for shielding impurities such as splashed soil is fixedly connected to a lower surface of one end of the scraper 2, which is opposite to the rotating shaft 5, the fender 9 is a long plate disposed along the length direction of the scraper 2, and the distance between the fender 9 and the outer circumferential surface of the press roll 11 gradually increases from one end close to the scraper 2 to the other end.
The implementation principle of the above embodiment is as follows:
in the working process of the road roller, the scraper 2 is under the action force of the spring 3, one end of the scraper 2, which is back to the connecting part, is always abutted against the outer peripheral surface of the compression roller 11, and impurities such as soil on the compression roller 11 are scraped;
before or after the road roller starts or finishes the road roller work, the power motor 82 is started, the worm 831 rotates along with the output shaft of the driving motor, the worm wheel 833 rotates under the action of the worm 831, the rotating shaft 5 and the scraper 2 rotate along with the worm wheel 833, the scraper 2 rotates until one end of the scraper 2, which is back to the connecting part, is separated from the peripheral surface of the compression roller 11, and the abrasion of the compression roller 11 to the scraper 2 is reduced.
The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.
Claims (8)
1. The utility model provides a mud scraping device for road roller which characterized in that: include through elastic component elastic connection in the connecting portion on frame (1), rotate through pivot (5) on the connecting portion and be connected with scraper blade (2), the axis of pivot (5) is parallel with the axis of compression roller (11), scraper blade (2) one end butt of connecting portion dorsad is on the outer peripheral face of compression roller (11), set firmly on the connecting portion and be used for driving scraper blade (2) pivoted power unit (8).
2. A mud scraper assembly for a road roller as claimed in claim 1, wherein: the scraper blade (2) is arranged on the rotating shaft (5), the power mechanism (8) comprises a power motor (82) fixedly arranged on the connecting portion, a transmission assembly is arranged between the power motor (82) and the rotating shaft (5), and the rotating shaft (5) can rotate under the action of the power motor (82) and rotation.
3. A mud scraper assembly for a road roller as claimed in claim 2, wherein: the transmission assembly is a worm and gear assembly (83) with a self-locking function.
4. A mud scraper assembly for a road roller as claimed in claim 2, wherein: the scraper (2) is detachably connected to the rotating shaft (5).
5. A mud scraper assembly for a road roller as claimed in claim 2, wherein: and a limiting component (7) for limiting the rotation range of the scraper (2) is fixedly arranged on the rotating shaft (5).
6. A mud scraper assembly for a road roller as claimed in claim 5, wherein: spacing subassembly (7) including setting firmly backup pad (71) on connecting portion, curved spacing groove (72) have been seted up on backup pad (71), spacing groove (72) and pivot (5) coaxial setting, set firmly pin rod (74) with spacing groove (72) looks adaptation on pivot (5), pin rod (74) slide and connect in spacing groove (72).
7. A mud scraper assembly for a road roller as claimed in claim 1, wherein: and one end of the scraper (2) back to the rotating shaft (5) is fixedly provided with a mudguard (9) for shielding impurities such as splashed soil.
8. A mud scraper assembly for a road roller as claimed in claim 1, wherein: the elastic component comprises a plurality of springs (3) which are arranged along the length direction of the scraper (2) at intervals, and the two ends of each spring (3) are fixedly arranged on the connecting part and the frame (1) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021463515.2U CN212865513U (en) | 2020-07-22 | 2020-07-22 | Mud scraping device for road roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021463515.2U CN212865513U (en) | 2020-07-22 | 2020-07-22 | Mud scraping device for road roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212865513U true CN212865513U (en) | 2021-04-02 |
Family
ID=75216694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021463515.2U Active CN212865513U (en) | 2020-07-22 | 2020-07-22 | Mud scraping device for road roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212865513U (en) |
-
2020
- 2020-07-22 CN CN202021463515.2U patent/CN212865513U/en active Active
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