CN216304323U - Anti-deformation asphalt cold recycling pavement structure - Google Patents

Anti-deformation asphalt cold recycling pavement structure Download PDF

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Publication number
CN216304323U
CN216304323U CN202122691878.2U CN202122691878U CN216304323U CN 216304323 U CN216304323 U CN 216304323U CN 202122691878 U CN202122691878 U CN 202122691878U CN 216304323 U CN216304323 U CN 216304323U
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layer
deformation
pavement
asphalt
permeable
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CN202122691878.2U
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陈跃华
鲁庆
罗锐
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Zigong Chengtou Zhongjiao Renewable New Material Co ltd
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Zigong Chengtou Zhongjiao Renewable New Material Co ltd
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Abstract

The utility model discloses an anti-deformation asphalt cold-recycling pavement structure, which comprises a pavement main body and a rammed earth base layer arranged at the bottom end of the pavement main body, wherein the bottom end of the pavement main body is provided with a foundation layer, a filter layer comprises a permeable asphalt recycling layer and a concrete permeable brick arranged below the permeable asphalt recycling layer, two sides of the permeable asphalt recycling layer are respectively connected with a first anti-deformation plate and a second anti-deformation plate, a plurality of asphalt pressure-resistant plates are adjustably fixed between the first anti-deformation plate and the second anti-deformation plate, the bottom of the permeable asphalt recycling layer is separately supported by the asphalt pressure-resistant plates, the foundation layer comprises a crushed stone compression-resistant layer connected to the top end of the compacted earth base layer and a permeable crushed stone earth base layer paved at the top of the crushed stone compression-resistant layer, the anti-deformation asphalt cold-recycling pavement structure improves the water permeability effect of the pavement main body, and avoids the asphalt concrete pavement from flowing and deforming when being heated, the service life of the asphalt concrete pavement is prolonged.

Description

Anti-deformation asphalt cold recycling pavement structure
Technical Field
The utility model belongs to the technical field of asphalt pavements, and particularly relates to an anti-deformation asphalt cold-recycling pavement structure.
Background
The asphalt concrete pavement refers to a pavement using asphalt concrete as a surface layer. The mixture is prepared by manually selecting mineral materials (crushed stone or crushed gravel, stone chips or sand, mineral powder and the like) with a certain gradation composition and a certain proportion of road asphalt materials, and stirring under strictly controlled conditions, and the permeable asphalt pavement has water permeability and can quickly eliminate water accumulation on roads and squares when raining.
At present, when an asphalt concrete pavement is locally paved, because the height of the asphalt concrete pavement is different from the height of the pavement on two sides, when the temperature of the asphalt concrete pavement is increased due to solar irradiation, the asphalt concrete pavement is easy to generate flowing deformation due to the fluidity of the asphalt concrete pavement, and the service life of the asphalt concrete pavement is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an anti-deformation asphalt cold recycling pavement structure to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a deformation-resistant asphalt cold-recycling pavement structure, comprising:
the top end of the pavement main body is provided with a filter layer, and the bottom end of the pavement main body is provided with a foundation layer;
the rammed soil base layer is arranged at the bottom end of the pavement main body;
the filter layer includes the pitch regeneration layer that permeates water and sets up the concrete brick that permeates water below the pitch regeneration layer that permeates water, the both sides on pitch regeneration layer that permeates water are connected with first anti deformation board and the anti deformation board of second respectively, first anti deformation board and the anti deformation board of second are adjustable be fixed with a plurality of pitch resistance to press the board to separate the support to the bottom on pitch regeneration layer that permeates water through pitch resistance to press the board.
Furthermore, the foundation layer comprises a gravel compression layer connected to the top end of the rammed soil base layer and a permeable gravel soil base layer paved on the top of the gravel compression layer.
Furthermore, the gravel compression-resistant layer is formed by mixing small-particle gravel and small-particle sand, the large-particle gravel is larger than cm, and the laying thickness of the water-permeable gravel soil base layer is from cm to cm.
Further, the concrete water permeable bricks are laid on the top of the water permeable gravel soil base layer in a rectangular array mode, and the water permeable asphalt regeneration layer is laid on the top of the concrete water permeable bricks in a centimeter to centimeter mode.
Furthermore, the spout that is T type structure is all seted up to a side bottom that first anti deformation board and second are anti to deform board in opposite directions, and is a plurality of the equal protrusion in both ends of pitch resistance to compression board is provided with the sliding part.
Furthermore, the sliding part is in a T-shaped structure and is inserted into the sliding groove in an inosculating mode, and mounting grooves are formed in the two ends of the asphalt pressure-resistant plate.
Further, embedded adjusting bolt that is provided with in the mounting groove, adjusting bolt screw thread passes behind the sliding part and fixed with the inner wall butt of spout.
The utility model has the technical effects and advantages that: according to the deformation-resistant asphalt cold-recycling pavement structure, the concrete permeable brick and the permeable asphalt recycling layer are arranged at the top ends of the gravel compression-resistant layer and the permeable gravel soil base layer, and the top ends of the pavement main body can be permeated through the concrete permeable brick, the permeable asphalt recycling layer and the permeable gravel soil base layer, so that the water permeation effect of the pavement main body is improved; through being provided with first anti deformation board and the anti deformation board of second, be provided with a plurality of pitch resistance to compression boards between first anti deformation board and the anti deformation board of second, a plurality of pitch resistance to compression boards all through sliding part and adjusting bolt adjusting position, the pitch resistance to compression board of first anti deformation board, the anti deformation board of second and a plurality of adjustable position can protect the pitch regeneration layer that permeates water, has avoided the asphalt concrete road surface to be heated and has taken place to flow and warp, has promoted the life of asphalt concrete road surface.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the anti-deformation assembly of the present invention;
fig. 3 is an enlarged view of the utility model at a in fig. 2.
In the figure: 1. a pavement body; 2. a first deformation resistant plate; 3. a permeable crushed rock soil base layer; 4. tamping a soil base layer; 5. a crushed stone anti-pressure layer; 6. concrete permeable bricks; 7. a permeable asphalt regeneration layer; 8. a second deformation resistant plate; 9. asphalt pressure-resistant plates; 10. adjusting the bolt; 11. a sliding part; 12. a chute; 13. mounting grooves; 14. a deformation resistant component.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, a cold regeneration road surface structure of anti-deformation pitch, including road surface main part 1 and the tamped soil basic unit 4 of setting in road surface main part 1 bottom, the top of road surface main part 1 is provided with the filter layer, and the bottom of road surface main part 1 is provided with the foundation layer, the filter layer includes permeable asphalt regeneration layer 7 and sets up the concrete brick 6 that permeates water below permeable asphalt regeneration layer 7, be provided with anti-deformation subassembly 14 in the permeable asphalt regeneration layer 7, anti-deformation subassembly 14 is including connecting first anti-deformation plate 2 and the second anti-deformation plate 8 in permeable asphalt regeneration layer 7 both sides respectively, it is fixed with a plurality of pitch compression resistant boards 9 to adjustable between first anti-deformation plate 2 and the second anti-deformation plate 8 to separate the support to the bottom of permeable asphalt regeneration layer 7 through pitch compression resistant board 9.
Referring to fig. 1, a concrete water permeable brick 6 and a water permeable asphalt regeneration layer 7 are arranged on the top end of a crushed stone anti-pressure layer 5 and a water permeable crushed stone soil base layer 3, the top end of a pavement main body 1 can be permeated with water through the concrete water permeable brick 6, the water permeable asphalt regeneration layer 7 and the water permeable crushed stone soil base layer 3, the water permeable effect of the pavement main body 1 is improved, the ground base layer comprises a crushed stone anti-pressure layer 5 connected to the top end of a rammed soil base layer 4 and a water permeable crushed stone soil base layer 3 laid on the top of the crushed stone anti-pressure layer 5, the crushed stone anti-pressure layer 5 comprises small crushed stone and small sand which are mixed and formed by 1 cm to 3 cm, the water permeable crushed stone soil base layer 3 is large crushed stone with a size of more than 3 cm, the laying thickness of the water permeable crushed stone soil base layer 3 is 3 cm to 6 cm, the concrete water permeable brick 6 is laid on the top end of the water permeable crushed stone soil base layer 3 in a rectangular array, the water permeable asphalt regeneration layer 7 is laid with 5 cm to 8 cm on the top end of the concrete water permeable brick 6, after the gravel soil basic unit 3 that permeates water flattens through the road roller, mix earth brick 6 that permeates water and lay in the 3 tops of the smooth gravel soil basic unit that permeates water.
Referring to fig. 2 and 3, by providing a first anti-deformation plate 2 and a second anti-deformation plate 8, a plurality of asphalt pressure-resistant plates 9 are provided between the first anti-deformation plate 2 and the second anti-deformation plate 8, the positions of the plurality of asphalt pressure-resistant plates 9 are all adjusted by sliding portions 11 and adjusting bolts 10, the first anti-deformation plate 2, the second anti-deformation plate 8 and the plurality of asphalt pressure-resistant plates 9 with adjustable positions can protect a permeable asphalt regeneration layer 7, prevent an asphalt concrete pavement from flowing and deforming due to heating, prolong the service life of the asphalt concrete pavement, a chute 12 with a T-shaped structure is provided at the bottom end of one side surface of the first anti-deformation plate 2 opposite to the second anti-deformation plate 8, a sliding portion 11 is convexly provided at both ends of the plurality of asphalt pressure-resistant plates 9, the sliding portion 11 is engaged in the chute 12 in a T-shaped structure, mounting grooves 13 are provided at both ends of the asphalt pressure-resistant plates 9, an adjusting bolt 10 is embedded in the mounting groove 13, and the adjusting bolt 10 is in butt joint with the inner wall of the sliding groove 12 after penetrating through the sliding part 11.
Working principle, this resistance to deformation pitch cold recycling road surface structure, when using, after unscrewing adjusting bolt 10 in mounting groove 13 makes pitch anti-compression plate 9 remove in spout 12 between first anti-deformation plate 2 and second anti-deformation plate 8, screw up adjusting bolt 10 and make pitch anti-compression plate 9 keep fixed back, and pitch regeneration layer 7 that permeates water is laid between first anti-deformation plate 2 and second anti-deformation plate 8 and a plurality of pitch anti-compression plate 9, and pitch regeneration layer 7 that permeates water is laid in pitch anti-compression plate 9 top.
The above description is only the specific implementation manner of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art should be covered within the protection scope of the present invention in the technical scope disclosed by the present invention, according to the technical solution of the present invention and the concept of the present invention, equivalent replacement or change is added.

Claims (7)

1. A deformation-resistant asphalt cold-recycling pavement structure, comprising:
the pavement main body (1), the top of the pavement main body (1) is provided with a filter layer, and the bottom of the pavement main body (1) is provided with a foundation layer;
the rammed soil base layer (4), wherein the rammed soil base layer (4) is arranged at the bottom end of the pavement main body (1);
the method is characterized in that: the filter layer is including permeating water pitch regeneration layer (7) and setting up concrete water permeable brick (6) in the pitch regeneration layer (7) below of permeating water, the both sides of the pitch regeneration layer (7) of permeating water are connected with first anti deformation board (2) and second respectively and resist deformation board (8), first anti deformation board (2) and second resist and be fixed with a plurality of pitch anti-compression plate (9) with adjustable between the deformation board (8) to separate the support to the bottom of the pitch regeneration layer (7) of permeating water through pitch anti-compression plate (9).
2. The deformation-resistant asphalt cold-recycling pavement structure as claimed in claim 1, wherein: the foundation course comprises a crushed stone anti-compression layer (5) connected to the top end of the rammed soil foundation course (4) and a permeable crushed stone soil foundation course (3) laid on the top of the crushed stone anti-compression layer (5).
3. The deformation-resistant asphalt cold-recycling pavement structure as claimed in claim 2, wherein: the gravel anti-pressure layer (5) is formed by mixing 1-3 cm small-particle gravel and small-particle sand, the water-permeable gravel soil base layer (3) is large-particle gravel with the size of more than 3 cm, and the paving thickness of the water-permeable gravel soil base layer (3) is 3-6 cm.
4. The deformation-resistant asphalt cold-recycling pavement structure as claimed in claim 3, wherein: the concrete water permeable bricks (6) are laid on the top of the water permeable gravel soil base layer (3) in a rectangular array mode, and the water permeable asphalt regeneration layer (7) is laid on the top of the concrete water permeable bricks (6) by 5 cm-8 cm.
5. The deformation-resistant asphalt cold-recycling pavement structure as claimed in claim 1, wherein: first anti deformation board (2) and second are all offered the spout (12) that are T type structure with a side bottom that second is anti deformation board (8) is in opposite directions, and is a plurality of the equal protrusion in both ends of pitch resistance to compression board (9) is provided with sliding part (11).
6. The deformation-resistant asphalt cold-recycling pavement structure as claimed in claim 5, wherein: the sliding part (11) is of a T-shaped structure and is inserted into the sliding groove (12) in an inosculating mode, and mounting grooves (13) are formed in the two ends of the asphalt pressure-resistant plate (9).
7. The deformation-resistant asphalt cold-recycling pavement structure as claimed in claim 6, wherein: the mounting groove (13) is internally embedded with an adjusting bolt (10), and the adjusting bolt (10) penetrates through the sliding part (11) in a threaded manner and then is fixedly abutted against the inner wall of the sliding groove (12).
CN202122691878.2U 2021-11-05 2021-11-05 Anti-deformation asphalt cold recycling pavement structure Active CN216304323U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122691878.2U CN216304323U (en) 2021-11-05 2021-11-05 Anti-deformation asphalt cold recycling pavement structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122691878.2U CN216304323U (en) 2021-11-05 2021-11-05 Anti-deformation asphalt cold recycling pavement structure

Publications (1)

Publication Number Publication Date
CN216304323U true CN216304323U (en) 2022-04-15

Family

ID=81118453

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122691878.2U Active CN216304323U (en) 2021-11-05 2021-11-05 Anti-deformation asphalt cold recycling pavement structure

Country Status (1)

Country Link
CN (1) CN216304323U (en)

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