CN215252093U - Durable ultrathin asphalt anti-skid surface layer pavement structure - Google Patents
Durable ultrathin asphalt anti-skid surface layer pavement structure Download PDFInfo
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- CN215252093U CN215252093U CN202121641952.3U CN202121641952U CN215252093U CN 215252093 U CN215252093 U CN 215252093U CN 202121641952 U CN202121641952 U CN 202121641952U CN 215252093 U CN215252093 U CN 215252093U
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- 239000010426 asphalt Substances 0.000 title claims description 16
- 239000002344 surface layer Substances 0.000 title claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 50
- 239000010959 steel Substances 0.000 claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000010410 layer Substances 0.000 claims description 82
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 12
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 12
- 239000010881 fly ash Substances 0.000 claims description 12
- 239000004571 lime Substances 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 9
- 239000002689 soil Substances 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 239000004568 cement Substances 0.000 claims description 4
- 239000011384 asphalt concrete Substances 0.000 claims description 3
- 239000013521 mastic Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 3
- 230000008014 freezing Effects 0.000 abstract description 2
- 238000007710 freezing Methods 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 description 5
- 230000008595 infiltration Effects 0.000 description 3
- 238000001764 infiltration Methods 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000035508 accumulation Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Landscapes
- Road Paving Structures (AREA)
Abstract
The utility model relates to the technical field of roads, and an ultra-thin pitch antiskid top layer road surface structure of durability is disclosed, including the road surface body, the road surface body comprises exterior waterproof layer, surface course, basic unit and subbottom from the top in proper order, main drainage groove has been seted up to the upper end intermediate position of road surface body, and the fixed embedding in inside of main drainage groove is equipped with main channel-section steel, a plurality of evenly distributed's drainage groove has all been seted up to both sides around the road surface body is located main drainage groove, and the equal fixed embedding in inside of every drainage groove is equipped with vice channel-section steel, and the one end that every vice channel-section steel is close to main channel-section steel all sets up with the fixed intercommunication of lateral wall of main channel-section steel, and the tank bottom of a plurality of vice channel-section steels is the slope setting. The utility model discloses can prevent that water liquid gathering from causing the road surface wet and slippery, waterproof, the skid resistance on road surface is good, and road surface durable can absorb the stress that the vehicle produced when extrudeing the road surface simultaneously, and temperature insulating nature and freezing resistance are better.
Description
Technical Field
The utility model relates to the technical field of roads, especially, relate to an ultra-thin pitch skid resistant top layer road surface structure of durability.
Background
Along with the rapid development of national economy, the characteristics of the national traffic are changed greatly, the traffic volume is increased continuously, the proportion of multi-axis, heavy axle load and high wheel pressure in the traffic composition is increased more and more, the overload phenomenon is prominent, higher requirements are put forward on a pavement structure, and the quality of the pavement structure has direct influence on traffic safety and road maintenance.
At present, along with transportation's continuous promotion, the ordinary road surface structure that comprises surface course, basic unit and subbase can satisfy the use, but the road surface life of this kind of structure is shorter, the road surface receives influences such as rainfall after, rivers infiltration road surface is inside can lead to the fact the subbase to erode, and can cause the road surface gap, lead to the durability on road surface shorter, and though can place the road surface through using good waterproof material and ooze water, this kind can make a large amount of accumulations of water on road surface again, lead to the road surface wet and slippery, consequently, propose the ultra-thin pitch antiskid top layer road surface structure of durability.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art after the road surface receives influences such as rainfall, rivers infiltration road surface is inside can cause to erode the underlayment, and can cause the road surface gap, leads to the durability on road surface shorter, and though can place the road surface infiltration through the waterproof material who uses well, but this kind can make a large amount of gathering of water again at road surface, leads to the problem of road surface wet-skidding, and the ultra-thin pitch cling compound top layer road surface structure who provides of durability.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an ultra-thin pitch skid resistant top layer road surface structure of durability, includes the road surface body, the road surface body comprises exterior waterproof layer, surface course, basic unit and subbase from the top down in proper order, main drainage groove has been seted up to the upper end intermediate position of road surface body, and the inside fixed embedding of main drainage groove is equipped with main channel-section steel, a plurality of evenly distributed's a drainage tank has all been seted up to both sides around the road surface body is located main drainage groove, and the inside equal fixed embedding of every drainage tank is equipped with vice channel-section steel, every the one end that vice channel-section steel is close to main channel-section steel all sets up with the fixed intercommunication of lateral wall of main channel-section steel, and is a plurality of the tank bottom of vice channel-section steel is the slope setting, and the one end horizontal plane that the tank bottom of every vice channel-section steel is close to main channel-section steel all is higher than the other end tank bottom horizontal plane setting of same vice channel-section steel, the exterior waterproof layer is made by synchronous rubble seal.
Preferably, a stress absorption layer is laid between the surface layer and the base layer, a lime fly ash crushed stone layer is laid between the stress absorption layer and the base layer, and a lime fly ash soil layer is further laid between the base layer and the subbase layer.
Preferably, the surface layer is made of asphalt concrete, the subbase layer is made of a cement-stabilized rubble layer, and the base layer is made of a cement-stabilized soil layer.
Preferably, the stress absorbing layer is made of a crimpable asphalt mixture, and the maximum nominal particle size of the crimpable asphalt mixture is between.mm and.mm.
Preferably, a plurality of evenly distributed communicating grooves are formed in the position, located between two adjacent auxiliary channel steel, of the upper end of the road surface body, and a plurality of water inlet holes corresponding to the communicating grooves in position are formed in the side wall of each auxiliary channel steel.
Preferably, the surface of the outer waterproof layer is paved with an abrasion layer, and the abrasion layer is made of asphalt mastic broken stone mixture.
Compared with the prior art, the utility model provides an ultra-thin pitch skid resistant top layer road surface structure of durability possesses following beneficial effect:
1. this ultra-thin pitch skid resistant top layer road surface structure of durability, through the road surface body that is equipped with, can regard as the transportation road to use, through the outward appearance waterproof layer that is equipped with, can increase the waterproof performance of road surface body, mutually support through the main channel-section steel that is equipped with and a plurality of vice channel-section steel, can guarantee that the gathering can be in time quick discharge at the surperficial water in road surface body, prevent that water liquid gathering from causing the road surface wet and slippery, increase the skid resistance on road surface, and the channel-section steel can prevent that the drainage tank from collapsing because of the extrusion from causing the phenomenon of road surface damage, through the outward appearance waterproof layer of making by synchronous rubble seal, can guarantee reinforcing waterproof performance, and improve the durable and dustproof performance in road surface, whole after each layer compaction of road surface body constitution is thinner.
2. This ultra-thin pitch skid resistant surface layer road surface structure of durability through the stress absorbed layer that is equipped with, can absorb the vehicle and to the stress that produces when the road surface extrudees, through lime fly ash gravel layer and the lime fly ash soil layer that is equipped with, can increase the temperature insulating nature and the frost resistance on road surface, increase road surface structure life and durability.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can prevent that water liquid gathering from causing the road surface wet and slippery, waterproof, the skid resistance on road surface is good, and road surface durable can absorb the stress that the vehicle produced when extrudeing the road surface simultaneously, and thermal-insulated nature and freezing resistance are better.
Drawings
Fig. 1 is a schematic structural view of a durable ultrathin asphalt anti-skid surface pavement structure provided by the utility model;
fig. 2 is a schematic top view of the structure of fig. 1.
In the figure: the pavement comprises a pavement body 1, a surface waterproof layer 2, a surface layer 3, a base layer 4, a subbase layer 5, a main channel steel 6, an auxiliary channel steel 7, a stress absorption layer 8, a lime fly ash gravel layer 9, a lime fly ash soil layer 10, a communicating groove 11, a water inlet hole 12 and a wearing layer 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, a durable ultrathin asphalt anti-skid surface pavement structure comprises a pavement body 1, the pavement body 1 is composed of an outer waterproof layer 2, a surface layer 3, a base layer 4 and a subbase layer 5 from top to bottom in sequence, a main drainage channel is arranged in the middle of the upper end of the pavement body 1, and the main channel steel 6 is fixedly embedded in the main drainage channel, a plurality of evenly distributed branch drainage channels are arranged on the front side and the rear side of the main drainage channel of the pavement body 1, and the inside of each drainage channel is fixedly embedded with an auxiliary channel steel 7, one end of each auxiliary channel steel 7 close to the main channel steel 6 is fixedly communicated with the side wall of the main channel steel 6, the bottoms of a plurality of auxiliary channel steels 7 are all obliquely arranged, and the horizontal plane of one end of each auxiliary channel steel 7 close to the main channel steel 6 is higher than the horizontal plane of the other end of the same auxiliary channel steel 7, and the outer surface waterproof layer 2 is made of a synchronous gravel seal layer.
The stress absorbing layer 8 is laid between the surface layer 3 and the base layer 4, the lime fly ash gravel layer 9 is laid between the stress absorbing layer 8 and the base layer 4, the lime fly ash soil layer 10 is further laid between the base layer 4 and the subbase layer 5, the stress generated when the vehicle extrudes the road surface can be absorbed by the stress absorbing layer 8, the lime fly ash gravel layer 9 and the lime fly ash soil layer 10 can increase the temperature insulation and the frost resistance of the road surface body 1, and the service life and the durability of the road surface structure are prolonged.
The stress absorbing layer 8 is made of a crimpable asphalt mixture, the maximum nominal grain diameter of the crimpable asphalt mixture is 4.75mm to 9.5mm, and the effect of absorbing stress is good.
The upper end of road surface body 1 is located the position between two adjacent vice channel-section steels 7 and all has seted up a plurality of evenly distributed's intercommunication groove 11, and a plurality of inlet openings 12 corresponding with the intercommunication groove 11 positions are all seted up to the lateral wall of every vice channel-section steel 7, can further increase drainage performance and road surface antiskid performance.
The surface of the exterior waterproof layer 2 is paved with an abrasion layer 13, and the abrasion layer 13 is made of asphalt mastic broken stone mixture, so that the abrasion resistance of the surface of the exterior waterproof layer 2 can be improved.
The utility model discloses in, during the use, road surface body 1 can regard as the transportation road to use, main channel-section steel 6 and a plurality of vice channel-section steel 7, can in time derive the rivers that fall on road surface body 1, the gathering volume of tax reduction rivers on road surface body 1 surface, prevent the excessive wet and slippery road surface, and main channel-section steel 6 and a plurality of vice channel-section steel 7 frictional force when can also increasing with the wheel contact, improve the non-skid property on road surface, main channel-section steel 6 and a plurality of vice channel-section steel 7 can also prevent that traditional water drainage tank from collapsing the phenomenon that causes the road surface to damage because of the extrusion simultaneously, through the outward appearance waterproof layer 2 of making by synchronous rubble seal, can guarantee reinforcing waterproof performance, and improve the road surface durable and dustproof performance.
The above, only be the concrete implementation 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 is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an ultra-thin pitch skid resistant top layer road surface structure of durability, includes road surface body (1), its characterized in that, road surface body (1) comprises exterior waterproof layer (2), surface course (3), basic unit (4) and subbase (5) from the top down in proper order, main drainage tank has been seted up to the upper end intermediate position of road surface body (1), and the fixed embedding in inside of main drainage tank is equipped with main channel-section steel (6), a plurality of evenly distributed's a drainage tank has all been seted up to both sides around road surface body (1) is located main drainage tank, and the equal fixed embedding in inside of every drainage tank is equipped with vice channel-section steel (7), every one end that vice channel-section steel (7) are close to main channel-section steel (6) all sets up with the fixed intercommunication of lateral wall of main channel-section steel (6), and is a plurality of the tank bottom of vice channel-section steel (7) is the slope setting, and the tank bottom of every vice channel-section steel (7) is close to the one end of main channel-section steel (6) and all is higher than the other end horizontal plane of the same vice channel-section steel (7) The horizontal plane is arranged, and the outer surface waterproof layer (2) is made of a synchronous gravel seal layer.
2. The durable ultrathin asphalt anti-skid surface pavement structure as claimed in claim 1, wherein a stress absorption layer (8) is laid between the surface layer (3) and the base layer (4), a lime fly ash gravel layer (9) is laid between the stress absorption layer (8) and the base layer (4), and a lime fly ash soil layer (10) is further laid between the base layer (4) and the base layer (5).
3. A durable ultra-thin asphalt skid-resistant overlay pavement structure according to claim 1, wherein said top layer (3) is made of asphalt concrete, said sub-base layer (5) is made of cement stabilized gravel layer, and said base layer (4) is made of cement stabilized soil layer.
4. The structure of claim 2, wherein the stress absorbing layer (8) is made of a crimpable asphalt mixture having a maximum nominal particle size of 4.75mm to 9.5 mm.
5. The durable ultrathin asphalt anti-skid surface pavement structure as claimed in claim 1, wherein a plurality of uniformly distributed communication grooves (11) are formed in the position, between two adjacent auxiliary channel steel (7), of the upper end of the pavement body (1), and a plurality of water inlet holes (12) corresponding to the positions of the communication grooves (11) are formed in the side wall of each auxiliary channel steel (7).
6. The pavement structure with the durable ultrathin asphalt anti-skid surface layer as claimed in claim 1, wherein a wearing layer (13) is laid on the surface of the outer waterproof layer (2), and the wearing layer (13) is made of asphalt mastic macadam mixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121641952.3U CN215252093U (en) | 2021-07-20 | 2021-07-20 | Durable ultrathin asphalt anti-skid surface layer pavement structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121641952.3U CN215252093U (en) | 2021-07-20 | 2021-07-20 | Durable ultrathin asphalt anti-skid surface layer pavement structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215252093U true CN215252093U (en) | 2021-12-21 |
Family
ID=79492921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121641952.3U Expired - Fee Related CN215252093U (en) | 2021-07-20 | 2021-07-20 | Durable ultrathin asphalt anti-skid surface layer pavement structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215252093U (en) |
-
2021
- 2021-07-20 CN CN202121641952.3U patent/CN215252093U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211221 |
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| CF01 | Termination of patent right due to non-payment of annual fee |