CN220413916U - Ultra-thin high anti-slip wear-resistant asphalt surface pavement coating structure - Google Patents
Ultra-thin high anti-slip wear-resistant asphalt surface pavement coating structure Download PDFInfo
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- CN220413916U CN220413916U CN202321834724.7U CN202321834724U CN220413916U CN 220413916 U CN220413916 U CN 220413916U CN 202321834724 U CN202321834724 U CN 202321834724U CN 220413916 U CN220413916 U CN 220413916U
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- 239000010426 asphalt Substances 0.000 title claims abstract description 81
- 239000011248 coating agent Substances 0.000 title claims abstract description 22
- 238000000576 coating method Methods 0.000 title claims abstract description 22
- 239000010410 layer Substances 0.000 claims abstract description 111
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 58
- 238000000926 separation method Methods 0.000 claims abstract description 40
- 239000002344 surface layer Substances 0.000 claims abstract description 26
- 230000003014 reinforcing effect Effects 0.000 claims description 19
- 239000002245 particle Substances 0.000 claims description 13
- 238000005507 spraying Methods 0.000 claims description 4
- 239000011800 void material Substances 0.000 claims description 4
- 238000009991 scouring Methods 0.000 abstract description 5
- 238000009825 accumulation Methods 0.000 abstract description 2
- 238000005266 casting Methods 0.000 description 9
- 239000011229 interlayer Substances 0.000 description 5
- 239000012790 adhesive layer Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- -1 and when paving Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Road Paving Structures (AREA)
Abstract
The utility model discloses an ultrathin high-skid-resistance wear-resistant asphalt surface pavement coating structure, and relates to the technical field of asphalt pavements, comprising a supporting unit, a separation unit arranged at the top of the supporting unit, a drainage unit arranged at the top of the separation unit, and a water collecting and conveying unit arranged at the side part of the drainage unit; the drainage unit comprises a drainage layer paved on the top of the separation unit, a separation net arranged on the top of the drainage layer, and an asphalt surface layer paved on the top of the separation net. The utility model relates to an ultrathin high-skid-resistance wear-resistant asphalt surface pavement coating structure, which is characterized in that a drainage unit and a water collection and transportation unit are arranged to prevent water flow from scouring a concrete pavement base layer and avoid forming pavement gaps; the road surface wet and slippery caused by accumulation of rainwater on the surface is avoided, and the normal traffic of the road is ensured.
Description
Technical Field
The utility model relates to the technical field of asphalt pavements, in particular to an ultrathin high-skid-resistance wear-resistance asphalt surface pavement coating structure.
Background
Asphalt is a common road construction material, and when paving, asphalt is paved on the surface of a road to form a surface asphalt pavement structure, and at present, most of asphalt surface pavement structures have the advantages of thinner thickness and long-term use resistance, so that the number of times of later-stage pavement maintenance can be reduced.
Retrieved under publication (bulletin) number: CN206941329U, discloses a durable ultra-thin asphalt anti-slip surface layer pavement structure, which comprises a concrete pavement base layer or an asphalt pavement base layer, and further comprises a non-stick wheel interlayer adhesive layer coated on the concrete pavement base layer or the asphalt pavement base layer for preventing interlayer pushing damage and an ultra-thin asphalt anti-slip surface layer compacted on the non-stick wheel interlayer adhesive layer, wherein the compaction thickness of the ultra-thin asphalt anti-slip surface layer is 15 mm-25 mm; the ultra-thin asphalt anti-slip surface layer is pressed by adopting an open-graded hot-mix asphalt mixture, the maximum particle size of aggregate of the ultra-thin asphalt anti-slip surface layer is not more than 9.5mm, and the oil-stone ratio is not less than 6%; the non-stick wheel interlayer adhesive layer is coated by adopting hot melt modified asphalt, the coating amount of the non-stick wheel interlayer adhesive layer is 0.1kg/m 2-1 kg/m2, and the hardening time of the non-stick wheel is less than 3 minutes. The utility model has good anti-skid performance, good durability and good road surface flatness, and can effectively reduce traffic noise.
The scheme improves the skid resistance and durability of the pavement; however, after the road surface is affected by rainfall and the like, a large amount of water is gathered on the surface of the road surface, so that the road surface is wet and slippery, water flow permeates into the road surface to scour a concrete road surface base layer and cause road gaps, and therefore, the ultra-thin high-skid-resistance and wear-resistance asphalt surface layer road surface coating structure is provided.
Disclosure of Invention
The utility model mainly aims to provide an ultrathin high-skid-resistance wear-resistant asphalt surface pavement coating structure, which solves the problems that after a pavement is affected by rainfall and the like, a large amount of water is gathered on the surface of the pavement to cause the pavement to wet and skid, water flow permeates into the pavement to scour a concrete pavement base layer and cause pavement gaps.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
an ultrathin high-skid-resistance wear-resistant asphalt surface pavement coating structure comprises a supporting unit, a separation unit arranged at the top of the supporting unit, a drainage unit arranged at the top of the separation unit, and a water collecting and conveying unit arranged at the side part of the drainage unit;
the drainage unit comprises a drainage layer paved on the top of the separation unit, a separation net arranged on the top of the drainage layer, and an asphalt surface layer paved on the top of the separation net;
the water collecting and conveying unit comprises an inclined water conveying pipe arranged on the side wall of the drainage layer, a drainage piece arranged at the end part of the inclined water conveying pipe, and a well cover arranged in the drainage piece.
Preferably, the support unit comprises an underlayment and a mat layer laid on top of the underlayment.
Preferably, the support unit further comprises a reinforcing column installed on top of the mat, and a casting layer cast on top of the reinforcing column.
Preferably, the partition unit comprises an asphalt base layer laid on top of the casting layer, and a waterproof layer laid on top of the asphalt base layer.
Preferably, the waterproof layer is formed by spraying modified emulsified asphalt, the drainage layer is of a mixed asphalt particle structure, and the void ratio of the drainage layer is 20% -28%.
Preferably, the drainage member comprises a drainage well which is arranged at the output end of the inclined water delivery pipe and is communicated with the inclined water delivery pipe, and a drainage bucket which is arranged at the top of the drainage well.
Preferably, the water collecting and transporting unit further comprises a drain pipe installed between the drain wells.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, through the drainage unit and the water collecting and conveying unit, when the pavement coating structure of the asphalt surface layer is paved, after a cushion layer made of cement mixed broken stone is paved on the top of a base layer, a reinforcing column is firstly installed, then solidification pouring is carried out from the top end of the reinforcing column, and then, the asphalt bottom layer and a waterproof layer are paved; the strength of the asphalt bottom layer structure is effectively enhanced, and meanwhile, through the use of the reinforcing columns, the reinforcing columns are embedded into the pouring layer, so that the strength of the pouring layer is improved, and the pouring layer is prevented from being broken due to long-time use or temperature change; meanwhile, the scouring of water flow to the concrete pavement base layer is blocked, and pavement gaps are avoided; then paving a drainage layer and a separation net, and finally paving and casting an asphalt surface layer, wherein the separation holes of the separation net are smaller than the asphalt particle size of the asphalt surface layer, so that the drainage layer is prevented from being blocked by falling particles of the asphalt surface layer, and when rainwater is gathered on the surface of a pavement, the infiltrated asphalt surface layer enters the drainage layer through the separation net; and enter into the drainage piece through the overhead water pipe, avoid the road surface wet and slippery that the face of rainwater on is deposited and lead to, guaranteed the normal traffic of road.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic top view of the present utility model;
FIG. 3 is a schematic view of the semi-sectional structure of FIG. 2 at A-A in accordance with the present utility model;
FIG. 4 is a schematic perspective view of a spacer and its connecting members according to the present utility model;
fig. 5 is a schematic side view of the present utility model.
In the figure:
1. a supporting unit; 101. a base layer; 102. a cushion layer; 103. a reinforcing column; 104. pouring a layer;
2. a partition unit; 201. an asphalt bottom layer; 202. a waterproof layer;
3. a drainage unit; 301. a drainage layer; 302. a screen; 303. an asphalt surface layer;
4. a water collecting and conveying unit; 401. a water delivery pipe is obliquely arranged; 402. a drain member; 4021. a drainage well; 4022. a drainage bucket; 403. a well cover; 404. and (5) a water drain pipe.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
Example 1
As shown in fig. 1, 3, 4 and 5, the ultra-thin high-skid-resistance wear-resistant asphalt surface pavement coating structure comprises a supporting unit 1, a separation unit 2 arranged at the top of the supporting unit 1, a drainage unit 3 arranged at the top of the separation unit 2, and a water collecting and conveying unit 4 arranged at the side part of the drainage unit 3;
as shown in fig. 1, the drainage unit 3 comprises a drainage layer 301 laid on top of the separation unit 2, a separation net 302 mounted on top of the drainage layer 301, and an asphalt surface layer 303 laid on top of the separation net 302, wherein the separation holes of the separation net 302 are smaller than the asphalt particle size of the asphalt surface layer 303, so that the drainage layer 301 is prevented from being blocked by falling particles of the asphalt surface layer 303;
as shown in fig. 2, the water collecting and conveying unit 4 comprises an inclined water conveying pipe 401 installed on the side wall of the water draining layer 301, a water draining member 402 installed at the end of the inclined water conveying pipe 401, and a well cover 403 arranged in the water draining member 402, and the well cover 403 is designed to facilitate the maintenance of the water draining member 402 in the later period.
As shown in fig. 3, the support unit 1 includes an under-base layer 101, and a cushion layer 102 laid on top of the under-base layer 101, and the under-base layer 101 and the cushion layer 102 are designed to support an asphalt surface pavement coating structure.
As shown in fig. 3, the support unit 1 further includes a reinforcing column 103 mounted on top of the mat 102, and a casting layer 104 cast on top of the reinforcing column 103, and the reinforcing column 103 is embedded inside the casting layer 104, thereby improving the strength of the casting layer 104.
As shown in fig. 1, the separation unit 2 comprises an asphalt bottom layer 201 paved on top of the pouring layer 104, and a waterproof layer 202 paved on top of the asphalt bottom layer 201, wherein the asphalt bottom layer 201 and the waterproof layer 202 are designed to separate water flow from the support unit 1, so that the water flow is prevented from scouring the concrete pavement base layer, and pavement gaps are avoided.
As shown in fig. 3, the waterproof layer 202 is formed by spraying modified emulsified asphalt, the drainage layer 301 is of a mixed asphalt particle structure, and the void ratio of the drainage layer 301 is 20% -28%, so that flowing water entering the drainage layer 301 can be rapidly discharged.
As shown in fig. 3, the drainage member 402 includes a drainage well 4021 installed at an output end of the inclined water pipe 401 and communicated with the inclined water pipe 401, and a drainage bucket 4022 installed at the top of the drainage well 4021, where the drainage bucket 4022 and the drainage well 4021 are designed to facilitate rapid gathering of flowing water on a road surface.
When the pavement coating structure of the asphalt surface layer is paved, after the cushion layer 102 made of cement mixed broken stone is paved on the top of the subbase layer 101, the reinforcing column 103 is firstly installed, then the top end of the reinforcing column 103 is solidified and poured, and then the asphalt bottom layer 201 and the waterproof layer 202 are paved; the strength of the asphalt substructure 201 is effectively enhanced, and meanwhile, through the use of the reinforcing columns 103, the reinforcing columns 103 are embedded into the pouring layer 104, so that the strength of the pouring layer 104 is improved, and the pouring layer is prevented from being broken 104 due to long-time use or temperature change; meanwhile, the scouring of water flow to the concrete pavement base layer is blocked, and pavement gaps are avoided.
Example 2
As shown in fig. 1, 2, 3, 4 and 5, the ultra-thin high-skid-resistance and wear-resistance asphalt surface pavement coating structure comprises a supporting unit 1, a separation unit 2 arranged at the top of the supporting unit 1, a drainage unit 3 arranged at the top of the separation unit 2, and a water collecting and conveying unit 4 arranged at the side part of the drainage unit 3;
as shown in fig. 1, the drainage unit 3 comprises a drainage layer 301 laid on top of the separation unit 2, a separation net 302 mounted on top of the drainage layer 301, and an asphalt surface layer 303 laid on top of the separation net 302, wherein the separation holes of the separation net 302 are smaller than the asphalt particle size of the asphalt surface layer 303, so that the drainage layer 301 is prevented from being blocked by falling particles of the asphalt surface layer 303;
as shown in fig. 2, the water collecting and conveying unit 4 comprises an inclined water conveying pipe 401 installed on the side wall of the water draining layer 301, a water draining member 402 installed at the end of the inclined water conveying pipe 401, and a well cover 403 arranged in the water draining member 402, and the well cover 403 is designed to facilitate the maintenance of the water draining member 402 in the later period.
As shown in fig. 3, the support unit 1 includes an under-base layer 101, and a cushion layer 102 laid on top of the under-base layer 101, and the under-base layer 101 and the cushion layer 102 are designed to support an asphalt surface pavement coating structure.
As shown in fig. 3, the support unit 1 further includes a reinforcing column 103 mounted on top of the mat 102, and a casting layer 104 cast on top of the reinforcing column 103, and the reinforcing column 103 is embedded inside the casting layer 104, thereby improving the strength of the casting layer 104.
As shown in fig. 1, the separation unit 2 comprises an asphalt bottom layer 201 paved on top of the pouring layer 104, and a waterproof layer 202 paved on top of the asphalt bottom layer 201, wherein the asphalt bottom layer 201 and the waterproof layer 202 are designed to separate water flow from the support unit 1, so that the water flow is prevented from scouring the concrete pavement base layer, and pavement gaps are avoided.
As shown in fig. 3, the waterproof layer 202 is formed by spraying modified emulsified asphalt, the drainage layer 301 is of a mixed asphalt particle structure, and the void ratio of the drainage layer 301 is 20% -28%, so that flowing water entering the drainage layer 301 can be rapidly discharged.
As shown in fig. 3, the drainage member 402 includes a drainage well 4021 installed at an output end of the inclined water pipe 401 and communicated with the inclined water pipe 401, and a drainage bucket 4022 installed at the top of the drainage well 4021, where the drainage bucket 4022 and the drainage well 4021 are designed to facilitate rapid gathering of flowing water on a road surface.
As shown in fig. 2, the water collection and transportation unit 4 further includes a drain pipe 404 installed between the drain wells 4021, and the drain pipe 404 is designed so that the user drains the running water in the drain well 4021 to the outside.
After the supporting unit 1 and the separating unit 2 are paved, then the drainage layer 301 and the separation net 302 are paved, finally, the asphalt surface layer 303 is paved and cast, the separation holes of the separation net 302 are smaller than the asphalt particle size of the asphalt surface layer 303, the drainage layer 301 is prevented from being blocked by the falling of the particles of the asphalt surface layer 303, and when rainwater is accumulated on the surface of a pavement, the soaked asphalt surface layer 303 enters the drainage layer 301 through the separation net 302; and enters the drainage piece 402 through the inclined water delivery pipe 401, so that the wet and slippery road surface caused by the accumulation of rainwater on the surface is avoided, and the normal traffic of the road is ensured.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The ultra-thin high-skid-resistance wear-resistant asphalt surface pavement coating structure comprises a supporting unit (1) and a separation unit (2) arranged at the top of the supporting unit (1), and is characterized by further comprising a drainage unit (3) arranged at the top of the separation unit (2), and a water collection and transportation unit (4) arranged at the side part of the drainage unit (3);
the drainage unit (3) comprises a drainage layer (301) paved on the top of the separation unit (2), a separation net (302) arranged on the top of the drainage layer (301), and an asphalt surface layer (303) paved on the top of the separation net (302);
the water collection and transportation unit (4) comprises an inclined water delivery pipe (401) arranged on the side wall of the drainage layer (301), a drainage piece (402) arranged at the end part of the inclined water delivery pipe (401), and a well cover (403) arranged in the drainage piece (402).
2. The ultra-thin high skid-resistant and wear-resistant asphalt surface pavement coating structure according to claim 1, wherein the structure comprises: the support unit (1) comprises a base layer (101) and a cushion layer (102) laid on top of the base layer (101).
3. The ultra-thin high skid-resistant and wear-resistant asphalt surface pavement coating structure according to claim 2, wherein: the support unit (1) further comprises a reinforcing column (103) mounted on top of the cushion layer (102), and a pouring layer (104) poured on top of the reinforcing column (103).
4. The ultra-thin high skid-resistant and wear-resistant asphalt surface pavement coating structure according to claim 3, wherein: the separation unit (2) comprises an asphalt bottom layer (201) paved on the top of the pouring layer (104), and a waterproof layer (202) paved on the top of the asphalt bottom layer (201).
5. The ultra-thin high skid-resistant and wear-resistant asphalt surface pavement coating structure according to claim 4, wherein the structure comprises: the waterproof layer (202) is formed by spraying modified emulsified asphalt, the drainage layer (301) is of a mixed asphalt particle structure, and the void ratio of the drainage layer (301) is 20% -28%.
6. The ultra-thin high skid-resistant and wear-resistant asphalt surface pavement coating structure according to claim 1, wherein the structure comprises: the drainage piece (402) comprises a drainage well (4021) which is arranged at the output end of the inclined water delivery pipe (401) and is communicated with the inclined water delivery pipe (401), and a drainage bucket (4022) which is arranged at the top of the drainage well (4021).
7. The ultra-thin high skid-resistant and wear-resistant asphalt surface pavement coating structure according to claim 2, wherein: the catchment delivery unit (4) further comprises a drain pipe (404) mounted between the drain wells (4021).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321834724.7U CN220413916U (en) | 2023-07-12 | 2023-07-12 | Ultra-thin high anti-slip wear-resistant asphalt surface pavement coating structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321834724.7U CN220413916U (en) | 2023-07-12 | 2023-07-12 | Ultra-thin high anti-slip wear-resistant asphalt surface pavement coating structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220413916U true CN220413916U (en) | 2024-01-30 |
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ID=89646857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321834724.7U Active CN220413916U (en) | 2023-07-12 | 2023-07-12 | Ultra-thin high anti-slip wear-resistant asphalt surface pavement coating structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220413916U (en) |
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2023
- 2023-07-12 CN CN202321834724.7U patent/CN220413916U/en active Active
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