CN218880498U - Over-wet soil roadbed compaction device - Google Patents
Over-wet soil roadbed compaction device Download PDFInfo
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- CN218880498U CN218880498U CN202320064644.1U CN202320064644U CN218880498U CN 218880498 U CN218880498 U CN 218880498U CN 202320064644 U CN202320064644 U CN 202320064644U CN 218880498 U CN218880498 U CN 218880498U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The application discloses a road bed compaction device for over-wet soil, which relates to the technical field of road bed compaction device equipment for road engineering construction and comprises a main machine body, wherein wheels are installed below the main machine body, a rear compression roller is installed on the rear side of the main machine body, and a blowing mechanism for blowing and heating a road surface is also arranged on the rear side of the main machine body; the blowing mechanism comprises a blower fixedly arranged on the main body and an air outlet cover communicated with an air outlet end of the blower, a heating module is arranged in the blower, and an air outlet with a downward opening is formed in the air outlet cover; through the cooperation of mechanism and the back compression roller of blowing, compaction device in this application can before wheel and back compression roller ground road surface, roll behind the road surface and roll the in-process on road surface and carry out the heat drying to the road base filler, effectively shortens the dry time of road base filler, ensures the smooth and easy propulsion of engineering progress.
Description
Technical Field
The application relates to the technical field of road bed compaction device equipment for road engineering construction, in particular to an over-wet soil road bed compaction device.
Background
In the process of road construction, it is an important process to compact the road base, and large machines such as road rollers are generally adopted for compaction treatment.
At present, a road roller in the related art generally comprises a main machine body, a cab is arranged on the main machine body, wheels are arranged below the main machine body, a rear compression roller is arranged on the rear side of the main machine body, a front-drive compression roller is also arranged on the front side of the main machine body of part of the road roller, and the lowest ends of the rear compression roller, the wheels and the front-drive compression roller are positioned on the same horizontal plane; and as the road roller advances on the road surface, the front drive compression roller, the wheels and the rear compression roller sequentially roll the road surface to compact the road base.
When the road roller in the related technology is applied to pressing of the over-wet soil roadbed, because the water content of the over-wet soil is greater than the plastic limit water content, the over-wet soil roadbed containing more water is actually in an unstable state, and under the action of driving load and the self-weight pressure of the roadbed, uneven settlement and transverse displacement are easy to occur; and the excess water in the over-wet soil roadbed is difficult to be discharged immediately in practice in the process that the over-wet soil roadbed is rolled by the road roller, and particularly when the construction is carried out in high-temperature excess seasons in summer, the drying time of roadbed filling cannot be ensured, so that the project progress is seriously influenced.
SUMMERY OF THE UTILITY MODEL
In order to improve the road roller in the correlation technique road bed when compaction wet soil road bed can't guarantee, influence the problem of engineering progress, this application provides a wet soil road bed compaction device.
The application provides a too wet soil roadbed compaction device adopts following technical scheme:
the over-wet soil roadbed compaction device comprises a main machine body, wherein wheels are installed below the main machine body, a rear compression roller is installed on the rear side of the main machine body, and a blowing mechanism for blowing and heating a road surface is further arranged on the rear side of the main machine body; the blowing mechanism comprises an air blower fixedly installed on the main body and an air outlet cover communicated with an air outlet end of the air blower, a heating module is arranged in the air blower, and an air outlet with a downward opening is formed in the air outlet cover.
By adopting the technical scheme, as the compaction device advances on the road surface, the wheels and the rear compression roller sequentially roll the road surface to compact the road surface; in the process, an operator can start the air blower and the heating module in the air blower, and hot air is blown out before the road surface is rolled by the wheels and the rear compression roller, after the road surface is rolled and in the process of rolling the road surface, so that the roadbed filler is heated and dried, redundant moisture in the wet roadbed is reduced, the drying time of the roadbed filler is effectively shortened, and the smooth progress of engineering progress is guaranteed.
Optionally, the air outlet cover and the air blowing opening are both in a long strip shape, and the length directions of the rear pressing roller, the air outlet cover and the air blowing opening are all parallel to each other.
Through adopting above-mentioned technical scheme, the area that blows off hot-blast in the air-out cover is rectangular block shape, and the length direction and the advancing direction that should blow off hot-blast area and can more effectively match the back compression roller for the area of blowing of air-out cover and the rolling area phase-match of back compression roller expand the effective area of blowing of air-out cover as far as possible.
Optionally, the blowing mechanisms are provided in two groups, and the two groups of blowing mechanisms are respectively arranged on the front side and the rear side of the rear compression roller.
By adopting the technical scheme, the starting and the operation of the blowing mechanisms on the front side and the rear side of the rear compression roller are controlled, the blowing-out and the stopping of hot air can be controlled on the front side and the rear side of the rear compression roller, and on one hand, the effective switching of hot air drying in the processes of rolling the road surface by the wheels and the rear compression roller, rolling the road surface and rolling the road surface is realized; on the other hand, the blowing heating area is increased, and the drying effect on the road base filler is better.
Optionally, a prepressing roller suitable for abutting against the ground is further mounted on the main body, the prepressing roller is parallel to the rear pressing roller, and a plurality of protrusions are uniformly arranged on the peripheral wall of the prepressing roller.
By adopting the technical scheme, the bulge on the pre-pressing roller can pre-roll the over-wet soil roadbed along with the pre-pressing roller along with the forward advance of the compaction device on the road pavement, and the concave hole is pressed on the surface of the over-wet soil roadbed, so that hot air blown out by the air blowing mechanism can be effectively blown into roadbed fillers, the contact area between the hot air and the roadbed fillers is enlarged, and the drying time of the roadbed fillers is further shortened.
Optionally, the pre-pressing roller is arranged on the main body in a lifting manner.
By adopting the technical scheme, when the compaction and the rolling are carried out on the non-excessively-humid soil roadbed, an operator can control the pre-pressing roller to be retracted, and the damage of hard substances on the road surface of the non-excessively-humid soil roadbed to the protrusion of the surface of the pre-pressing roller is reduced.
Optionally, the rear press roller is arranged on the main body in a lifting manner.
Through adopting above-mentioned technical scheme, after the road bed compaction device rolled the compaction road bed, operating personnel can control and pack up back compression roller to reduce the firm material damage back compression roller in road surface, cause back compression roller surface unevenness, guarantee back compression roller surface is complete.
Optionally, the air outlet cover is provided with a filter screen at the air blowing opening.
Through adopting above-mentioned technical scheme, the filter screen can stop road bed filler and other debris in the wind outlet cover mouth of blowing, avoids debris to get into the wind outlet cover, blocks up the mouth of blowing.
Optionally, the air outlet cover is provided with an air inlet in the middle relative to the air blowing port, the air outlet cover is internally and uniformly provided with a plurality of flow guide blocks along the length direction, the flow guide blocks are symmetrical relative to the central line of the air outlet cover, and the flow guide blocks positioned on two sides of the central line of the air outlet cover extend from one side close to the air inlet of the air outlet cover to one side close to the air blowing port to two sides of the central line of the air outlet cover.
By adopting the technical scheme, as the air blower introduces hot air into the air outlet housing from the air inlet of the air outlet housing, the flow guide blocks can guide the hot air concentrated in the middle of the air outlet housing to the two sides of the air outlet housing, so that the hot air blown out of the air outlet housing is more uniform.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by arranging the blowing mechanism at the rear side of the main body, an operator can blow hot air by using the blowing mechanism, and heat and dry the roadbed filler in the processes of rolling the front of the road surface, rolling the rear of the road surface and rolling the road surface by using the wheels and the rear compression roller, so that the drying time of the roadbed filler is effectively shortened, and the smooth progress of engineering is guaranteed;
2. the pre-pressing roller is arranged at the front end of the rear pressing roller, so that concave holes can be formed in the surface of the over-wet soil roadbed before the rear pressing roller rolls the roadbed, the contact area of hot air and roadbed fillers is enlarged, and the drying time of the roadbed fillers is further shortened;
3. through set up the water conservancy diversion piece in the air-out cover, can effectively will concentrate on the hot-blast water conservancy diversion in air-out cover middle part to air-out cover both sides for it is more even to blow off hot-blast from the air-out cover, and the compaction device of being convenient for carries out more even drying and compaction to the road bed.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is an enlarged view of a portion of an embodiment of the present application;
fig. 3 is a schematic structural diagram of the embodiment of the present application in a view different from that of fig. 1.
Reference numerals: 1. a main body; 11. a mounting frame; 12. a mounting seat; 2. a wheel; 3. a back press roll; 4. a blowing mechanism; 41. a blower; 42. an air outlet cover; 421. an air blowing port; 422. a filter screen; 423. a flow guide block; 5. pre-pressing rollers; 51. and (4) protruding.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses overly humid soil roadbed compaction device.
Referring to fig. 1, an overwet soil roadbed compaction device includes main fuselage 1, is provided with the driver's cabin on main fuselage 1, and wheel 2 is installed to the below of main fuselage 1, and the rear side of main fuselage 1 is installed and is used for carrying out the back compression roller 3 that the compaction was carried out to the road bed, in order to improve the problem that road roller road bed filler drying time can't guarantee, influence the engineering progress when overwet soil roadbed in the compaction among the correlation technique, main fuselage 1 rear side still is provided with the mechanism 4 of blowing that is used for carrying out the heating of blowing to the road surface.
Specifically, refer to fig. 1 and 2, blowing mechanism 4 includes air-blower 41 of fixed mounting on main fuselage 1 and feeds through in the play wind cover 42 of air-blower 41 air-out end, main fuselage 1 rear side below fixed mounting has mounting bracket 11, air-blower 41 fixed mounting is in mounting bracket 11 top, it is located mounting bracket 11 below to go out wind cover 42, and be equipped with the telescopic between air-out end of air-blower 41 and the play wind cover 42, be used for feeding through the two corrugated hose, the lift of mounting bracket 11 below is provided with and is used for supplying wind cover 42 fixed mounting's mount pad 12, corrugated hose runs through mount pad 12, and the corrugated hose middle part is fixed in on mount pad 12 through the ferrule.
The mounting frame 11 and the mounting base 12 are lifted specifically through a linear driving piece, in the embodiment of the application, the mounting base 12 is in a rectangular plate shape, the linear driving piece is a driving cylinder, the driving cylinder is vertically arranged, a driving cylinder shell is fixedly mounted on the mounting frame 11, an output shaft of the driving cylinder is located between the mounting frame 11 and the mounting base 12, and the end part of the output shaft of the driving cylinder is fixedly connected with the mounting base 12; the rear compression roller 3 is rotatably connected below the middle of the mounting seat 12, the blowing mechanisms 4 are provided with two groups, the two groups of blowing mechanisms 4 are respectively positioned at the front side and the rear side of the rear compression roller 3, the air outlet covers 42 in the two groups of blowing mechanisms 4 are fixedly arranged below the mounting seat 12, and the two air outlet covers 42 are respectively positioned at the front side and the rear side of the rear compression roller 3.
Specifically, referring to fig. 2 and 3, the air outlet cover 42 is in a rectangular long box shape, two opposite sides of the air outlet cover 42 along the vertical direction are respectively provided with an air inlet and an air blowing port 421 for air outlet, the air inlet is located at the middle part of the air outlet cover, the air blowing port 421 is in a rectangular long strip shape, the size of the air blowing port 421 is the size of an opening of an inner cavity of the air outlet cover 42, and the opening of the air blowing port 421 faces downward; one end of the corrugated hose, which is far away from the air blower 41, is communicated with the air inlet of the air outlet cover 42, a plurality of flow guide blocks 423 are uniformly arranged in the air outlet cover 42 along the length direction of the air outlet cover, the flow guide blocks 423 are symmetrical relative to the central line of the air outlet cover 42, and the flow guide blocks 423 on the two sides of the central line of the air outlet cover 42 extend from one side, which is close to the air inlet of the air outlet cover 42, toward one side, which is close to the air blowing port 421, toward the two sides of the central line of the air outlet cover 42.
Starting the air blower 41 and the heating module in the air blower 41, and introducing hot air into the air outlet cover 42; and as the air blower 41 introduces hot air into the air-out housing 42 from the air inlet of the air-out housing 42, the flow guide block 423 can guide the hot air concentrated in the middle of the air-out housing 42 to the two sides of the air-out housing 42, so that the hot air blown out of the air-out housing 42 is more uniform, and the hot air blown out of the air-out housing 42 can uniformly heat and dry the roadbed filler before, after and during the rolling of the road surface by the wheels 2 and the rear press roll 3, thereby effectively reducing redundant moisture in the wet roadbed.
Further, referring to fig. 2 and fig. 3, a filter screen 422 is further installed at the air outlet 421 of the air outlet 42, and the filter screen 422 can block the road filler and other impurities at the air outlet 421 of the air outlet 42, so as to prevent the impurities from entering the air outlet 42 and blocking the air outlet 421.
A prepressing roller 5 which is suitable for abutting against the ground is arranged on the mounting frame 11 in a lifting manner through a linear driving piece, the prepressing roller 5 is parallel to the rear pressing roller 3 and is positioned in front of the rear pressing roller 3, and two ends of the prepressing roller 5 are respectively and rotatably connected to the end parts of output shafts of the linear driving pieces corresponding to the prepressing roller 5; and the periphery wall of the prepressing roll 5 is uniformly provided with a plurality of bulges 51, the bulges 51 on the prepressing roll 5 can be in various shapes such as a cylinder, a cone or a hemisphere, the maximum diameter of the bulges 51 is not more than 1cm, and the depth of the bulges 51 is 1-3cm.
With reference to fig. 2 and 3, as the compacting device advances forward on the road surface, the protrusion 51 on the pre-pressing roller 5 can pre-press the wet road foundation along with the pre-pressing roller 5, and a concave hole is formed on the surface of the wet road foundation, so that hot air blown out by the blowing mechanism 4 can be effectively blown into the road foundation filler, the contact area between the hot air and the road foundation filler is enlarged, and the drying time of the road foundation filler is further shortened.
After the compaction device rolls and compacts the roadbed, an operator can correspondingly control the linear driving pieces connected with the two ends of the pre-pressing roller 5 and the linear driving pieces above the mounting seat 12, and controls to retract the pre-pressing roller 5 and the rear pressing roller 3, so that damage to the pre-pressing roller 5 and the rear pressing roller 3 caused by rugged hard substances on the surface of a road at a non-construction section is reduced, and the surface integrity of the pre-pressing roller 5 and the rear pressing roller 3 is guaranteed.
The implementation principle of this application embodiment an overwet soil road bed compaction device does: when the compaction device in the application is applied to compaction treatment of an over-wet soil roadbed, along with the advancing of the compaction device on the road surface of an over-wet soil road, the linear driving piece is controlled to lower the prepressing roller 5 and the rear pressing roller 3, the wheel 2, the prepressing roller 5 and the rear pressing roller 3 sequentially roll over the over-wet soil roadbed, in the process, the air blower 41 and the heating module are controlled to be started, so that the air blower 41 blows out uniform hot air towards the ground, and roadbed filling materials are heated and dried, thereby effectively reducing redundant moisture in the over-wet soil roadbed filling materials, effectively shortening the drying time of the roadbed filling materials, and ensuring the smooth propelling of the progress of engineering.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides an excessively wet soil road bed compaction device, includes main fuselage (1), wheel (2) are installed to main fuselage (1) below, back compression roller (3), its characterized in that are installed to main fuselage (1) rear side: the rear side of the main body (1) is also provided with a blowing mechanism (4) for blowing and heating a road surface; the blowing mechanism (4) comprises an air blower (41) fixedly installed on the main body (1) and an air outlet cover (42) communicated with an air outlet end of the air blower (41), a heating module is arranged in the air blower (41), and an air outlet (421) with a downward opening is formed in the air outlet cover (42).
2. The apparatus of claim 1, wherein: the air outlet cover (42) and the air blowing port (421) are both in a long strip shape, and the length directions of the rear pressing roller (3), the air outlet cover (42) and the air blowing port (421) are all parallel to each other.
3. An over-wet soil roadbed compacting apparatus as claimed in claim 1 or 2, wherein: the two groups of blowing mechanisms (4) are arranged, and the two groups of blowing mechanisms (4) are respectively arranged on the front side and the rear side of the rear pressing roller (3).
4. A soil matrix compaction device according to claim 3 wherein: still install on the host computer body (1) and be suitable for with ground looks butt's precompression roller (5), precompression roller (5) parallel with back compression roller (3), just evenly be equipped with many places arch (51) on the periphery wall of precompression roller (5).
5. The apparatus of claim 4, wherein: the pre-pressing roller (5) is arranged on the main body (1) in a lifting mode.
6. An over-wet soil roadbed compacting apparatus as claimed in claim 4 wherein: the rear press roller (3) is arranged on the main body (1) in a lifting manner.
7. An over-wet soil roadbed compacting apparatus as claimed in claim 2, wherein: and a filter screen (422) is arranged at the air blowing port (421) of the air outlet cover (42).
8. An over-wet soil roadbed compaction device as claimed in claim 2, wherein: the air outlet cover (42) is provided with an air inlet relative to the air blowing port (421), a plurality of flow guide blocks (423) are uniformly arranged in the air outlet cover (42) along the length direction of the air outlet cover, the flow guide blocks (423) are symmetrical relative to the central line of the air outlet cover (42), and are located the flow guide blocks (423) on the two sides of the central line of the air outlet cover (42) are extended from one side close to the air inlet of the air outlet cover (42) to one side close to the air blowing port (421) and to the two sides of the central line of the air outlet cover (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320064644.1U CN218880498U (en) | 2023-01-07 | 2023-01-07 | Over-wet soil roadbed compaction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320064644.1U CN218880498U (en) | 2023-01-07 | 2023-01-07 | Over-wet soil roadbed compaction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218880498U true CN218880498U (en) | 2023-04-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320064644.1U Active CN218880498U (en) | 2023-01-07 | 2023-01-07 | Over-wet soil roadbed compaction device |
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| Country | Link |
|---|---|
| CN (1) | CN218880498U (en) |
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2023
- 2023-01-07 CN CN202320064644.1U patent/CN218880498U/en active Active
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