CN218711872U - Road surface water-stabilizing structure by cold regeneration of asphalt milling and planing material - Google Patents
Road surface water-stabilizing structure by cold regeneration of asphalt milling and planing material Download PDFInfo
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- CN218711872U CN218711872U CN202223034345.8U CN202223034345U CN218711872U CN 218711872 U CN218711872 U CN 218711872U CN 202223034345 U CN202223034345 U CN 202223034345U CN 218711872 U CN218711872 U CN 218711872U
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- water
- road surface
- expansion joint
- asphalt milling
- recycled
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- 239000010426 asphalt Substances 0.000 title claims abstract description 31
- 238000003801 milling Methods 0.000 title claims abstract description 30
- 239000000463 material Substances 0.000 title claims abstract description 29
- 230000008929 regeneration Effects 0.000 title claims abstract description 8
- 238000011069 regeneration method Methods 0.000 title claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 65
- 230000006641 stabilisation Effects 0.000 claims abstract description 40
- 238000011105 stabilization Methods 0.000 claims abstract description 40
- 239000002352 surface water Substances 0.000 claims abstract description 5
- 230000000087 stabilizing effect Effects 0.000 claims description 19
- 230000003014 reinforcing effect Effects 0.000 claims description 17
- 239000003292 glue Substances 0.000 claims description 4
- 210000002421 cell wall Anatomy 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000004568 cement Substances 0.000 description 8
- 238000007789 sealing Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000012615 aggregate Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
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- Road Paving Structures (AREA)
Abstract
The utility model relates to a road infrastructure field especially relates to a mill road surface water steady structure of cold regeneration of material by pitch, and it includes the water steady layer board piece that a plurality of levels were laid, adjacent two leave the expansion joint between the water steady layer board piece, just be equipped with the elastic component in the expansion joint. By adopting the technical scheme, the asphalt milling material is used for manufacturing the water stabilization layer plate, so that the asphalt milling material is recycled; polylith water stabilization plate piece horizontal laying, and leave the expansion joint between two piece adjacent water stabilization plate pieces, the expansion joint provides the space for water stabilization plate piece takes place deformation under temperature and humidity influence, be equipped with the elastic component within the expansion joint, utilize the elastic component to seal the expansion joint, reduce in moisture gets into the expansion joint, and the elastic component can also cushion the stress that produces between two adjacent water stabilization plate pieces, thereby reduce the probability that the tensile fracture appears and lead to the structural strength reduction on road surface in the steady structure of water during the maintenance.
Description
Technical Field
The application relates to the field of road base structures, in particular to a road surface water stabilization structure formed by asphalt milling and planing cold regeneration.
Background
The cement stabilized gravel layer is a cement stabilized gravel layer for short, and is a pavement base structure which is formed by mixing cement, aggregate and water together to form slurry, rolling and molding the slurry under the state of optimal water content, and maintaining the slurry to reach certain strength.
During the period from compression molding to normal curing of the existing water stabilization layer, the volume of the base layer mixture tends to be reduced to a certain extent and shrunk due to the evaporation of the water of the mixture and the water sprayed during the curing, and then the phenomenon of pull cracking occurs.
In view of the above-mentioned related art, the inventor believes that along with the change of temperature and humidity, the crack of the water stabilization layer can be reflected to the road surface, so that the asphalt road surface correspondingly has a crack, if the crack is not treated in time, rainwater can permeate downwards along the crack, and under the back-and-forth rolling impact of a vehicle, the water stabilization layer and the asphalt road surface can be peeled off, so that the structural strength of the road surface is greatly reduced.
SUMMERY OF THE UTILITY MODEL
In order to reduce the probability that the water-stable structure is cracked during maintenance to cause the reduction of the structural strength of the pavement, the application provides a pavement water-stable structure cold-regenerated by asphalt milling materials.
The application provides a by the cold road surface water steady structure of regenerating of pitch milling and planing material adopts following technical scheme:
the utility model provides a by pitch milling plane cold recycling's road surface steady structure of water, includes a plurality of levels the steady layer board piece of water of laying, two adjacent the expansion joint is left between the steady layer board piece of water, just be equipped with the elastic component in the expansion joint.
By adopting the technical scheme, the asphalt milling material is used for manufacturing the water stabilization layer plate, so that the asphalt milling material is recycled; polylith water steadying plate piece level is laid, and leave the expansion joint between two adjacent water steadying plate pieces, the expansion joint provides the space for water steadying plate piece takes place deformation under temperature and humidity influence, be equipped with the elastic component within the expansion joint, utilize the elastic component to seal the expansion joint, reduce in the moisture gets into the expansion joint, and the elastic component can also cushion the stress that produces between two adjacent water steadying plate pieces, thereby reduce the probability that the tensile fracture appears and lead to the structural strength reduction on road surface in the steady structure of water during the maintenance.
Optionally, two adjacent water stabilization plate pieces are close to the top of one side each other and all seted up sealed heavy groove, the elastic component stretches into in the expansion joint and with the cell wall laminating of sealed heavy groove.
Through adopting above-mentioned technical scheme, utilize the elastic component to cooperate with sealed heavy groove, further promote the elastic component to the sealed effect at expansion joint, reduce the probability that moisture got into in the expansion joint.
Optionally, a plurality of transverse reinforcing ribs penetrate through the water stabilization plate block.
By adopting the technical scheme, the strength of the water stabilization layer plate is improved by utilizing the plurality of reinforcing ribs, so that the strength of the water stabilization structure of the whole pavement is improved.
Optionally, a plurality of tension rods are connected between two adjacent transverse reinforcing ribs.
By adopting the technical scheme, the stress on the reinforcing ribs is conducted to the adjacent reinforcing ribs by utilizing the tension rod, so that the stress on the water stabilization plate block is uniform, and the probability of crack occurrence of the water stabilization plate block caused by stress concentration is reduced.
Optionally, the upper surface of the elastic member is flush with the upper surface of the water-stabilizing layer plate.
Through adopting above-mentioned technical scheme for the steady structure upper surface of water keeps leveling.
Optionally, a waterproof layer is arranged in the water stabilizing plate block and is located above the transverse reinforcing ribs.
By adopting the technical scheme, the waterproof layer is utilized to reduce the water infiltration into the water stabilization plate block, thereby reducing the probability of corrosion of the transverse reinforcing ribs.
Optionally, joint filling glue is filled in a joint gap between the elastic part and the water stabilization layer plate.
Through adopting above-mentioned technical scheme, utilize the cementation of fissures glue to fill the gap between elastic component and the water stabilization plate piece to reduce the probability of moisture in via the gap infiltration expansion joint.
Optionally, the elastic member is made of rubber.
Through adopting above-mentioned technical scheme, utilize rubber elastic component to seal the expansion joint, cushion the stress that produces between two adjacent water stabilization plate pieces.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the designed road surface stabilizing structure cold-regenerated by the asphalt milling material utilizes the asphalt milling material to manufacture a stabilizing layer plate, thereby realizing the recycling of the asphalt milling material; the water stabilizing plate blocks are horizontally laid, expansion joints are reserved between every two adjacent water stabilizing plate blocks, the expansion joints provide space for the water stabilizing plate blocks to deform under the influence of temperature and humidity, an elastic part is arranged in each expansion joint, the expansion joints are sealed by the elastic parts, moisture is reduced from entering the expansion joints, and the elastic parts can buffer stress generated between the two adjacent water stabilizing plate blocks, so that the probability of reduction of the structural strength of a road surface due to tensile fracture of the water stabilizing structure in the maintenance period is reduced;
2. the designed pavement water-stable structure cold-regenerated by the asphalt milling and planing material further improves the sealing effect of the elastic member on the expansion joint and reduces the probability of moisture entering the expansion joint by utilizing the matching of the elastic member and the sealing sinking groove;
3. the designed road surface water stabilization structure with cold regeneration of asphalt milling and planing materials utilizes the tension rod to conduct stress on the reinforcing ribs to the adjacent reinforcing ribs, so that stress of the water stabilization plate block is uniform, and the probability of crack occurrence of the water stabilization plate block caused by stress concentration is reduced.
Drawings
Fig. 1 is a schematic structural diagram of an overall structure of a road surface water-stable structure cold-recycled by an asphalt milling material according to an embodiment of the present application.
Fig. 2 is a partial structural schematic diagram of a road surface water-stable structure cold-recycled by asphalt milling materials according to an embodiment of the application.
Description of the reference numerals: 1. water-stable layer plates; 11. an expansion joint; 12. sealing the sinking groove; 13. transverse reinforcing ribs; 14. a tension bar; 15. a waterproof layer; 2. an elastic member; 3. an asphalt pavement.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses a road surface water-stable structure by cold regeneration of asphalt milling and planing materials.
Referring to fig. 1, the pavement water stabilization structure cold-regenerated by asphalt milling and planing materials comprises a plurality of horizontally laid water stabilization plate blocks 1, an expansion joint 11 is reserved between every two adjacent water stabilization plate blocks 1, and one side, close to each other, of each two adjacent water stabilization plate blocks 1 is provided with a sealing sinking groove 12; the expansion joint 11 is internally provided with an elastic part 2, the elastic part 2 is made of rubber, the elastic part 2 extends into the expansion joint 11 and is attached to the wall of the sealed sinking groove 12, the upper surface of the elastic part 2 is flush with the upper surface of the water stabilization plate block 1, and a joint filling rubber is filled in a joint gap between the elastic part 2 and the water stabilization plate block 1.
Referring to fig. 1 and 2, a plurality of transverse reinforcing ribs 13 penetrate through the water stabilization plate 1, the transverse reinforcing ribs 13 are arranged in parallel at equal intervals, a plurality of tension rods 14 are welded between every two adjacent transverse reinforcing ribs 13, and the tension rods 14 are arranged in parallel at equal intervals; a waterproof layer 15 is arranged in the water stabilizing layer plate 1, and the waterproof layer 15 is positioned above the transverse reinforcing rib 13.
The implementation principle of the road surface water-stable structure of the asphalt milling and planing material cold regeneration is as follows: the cement floor block is poured by using the asphalt milling material, the cement and other ingredients, and in order to ensure the strength of the cement floor block 1 and save the cost, the mixing amount of the asphalt milling material in the cement floor block 1 is between 30 and 35 percent, and the mixing amount of the cement is between 4 and 5.5 percent;
when pouring, an expansion joint 11 is reserved between two adjacent water stabilization plate blocks 1, a sealing sinking groove 12 is formed in the top end of one side, close to each other, of the two adjacent water stabilization plate blocks 1, then the elastic part 2 extends into the expansion joint 11, the elastic part 2 is attached to the sealing sinking groove 12, the upper surface of the elastic part 2 is flush with the upper surface of the water stabilization plate block 1, then joint filling glue is used for filling a joint gap between the elastic part 2 and the water stabilization plate block 1, and finally an asphalt pavement 3 is paved on the water stabilization plate block 1.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a by the cold road surface water steady structure of regeneration of pitch milling and planing material which characterized in that: the water stabilizing plate comprises a plurality of horizontally laid water stabilizing plate blocks (1), wherein an expansion joint (11) is reserved between every two adjacent water stabilizing plate blocks (1), and an elastic part (2) is arranged in the expansion joint (11).
2. The road surface stabilizing structure cold-recycled by asphalt milling material according to claim 1, characterized in that: two adjacent water stabilization plate blocks (1) are close to the top of one side each other and all seted up sealed heavy groove (12), elastic component (2) stretch into in expansion joint (11) and with the cell wall laminating of sealed heavy groove (12).
3. The road surface stabilizing structure cold-recycled by asphalt milling material according to claim 1, characterized in that: and a plurality of transverse reinforcing ribs (13) penetrate through the water stabilization plate block (1).
4. The road surface stabilizing structure cold-recycled by asphalt milling material according to claim 3, characterized in that: a plurality of tension rods (14) are connected between two adjacent transverse reinforcing ribs (13).
5. The road surface stabilizing structure cold-recycled by asphalt milling material according to claim 1, characterized in that: the upper surface of the elastic piece (2) is flush with the upper surface of the water stabilization plate block (1).
6. The road surface stabilizing structure cold-recycled by asphalt milling material according to claim 3, characterized in that: and a waterproof layer (15) is arranged in the water stabilization plate block (1), and the waterproof layer (15) is positioned above the transverse reinforcing ribs (13).
7. The road surface stabilizing structure cold-recycled by asphalt milling material according to claim 2, characterized in that: and joint pouring glue is filled in a joint gap between the elastic piece (2) and the water stabilization plate block (1).
8. The road surface stabilizing structure cold-recycled by asphalt milling material according to claim 1, characterized in that: the elastic piece (2) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223034345.8U CN218711872U (en) | 2022-11-14 | 2022-11-14 | Road surface water-stabilizing structure by cold regeneration of asphalt milling and planing material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223034345.8U CN218711872U (en) | 2022-11-14 | 2022-11-14 | Road surface water-stabilizing structure by cold regeneration of asphalt milling and planing material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218711872U true CN218711872U (en) | 2023-03-24 |
Family
ID=85619495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223034345.8U Active CN218711872U (en) | 2022-11-14 | 2022-11-14 | Road surface water-stabilizing structure by cold regeneration of asphalt milling and planing material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218711872U (en) |
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2022
- 2022-11-14 CN CN202223034345.8U patent/CN218711872U/en active Active
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