CN213896603U - Resistance to compression crack control road surface - Google Patents
Resistance to compression crack control road surface Download PDFInfo
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- CN213896603U CN213896603U CN202022394486.5U CN202022394486U CN213896603U CN 213896603 U CN213896603 U CN 213896603U CN 202022394486 U CN202022394486 U CN 202022394486U CN 213896603 U CN213896603 U CN 213896603U
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- layer
- compression
- resistant
- pressure
- resistance
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- 238000007906 compression Methods 0.000 title claims abstract description 72
- 230000006835 compression Effects 0.000 title claims abstract description 68
- 239000010410 layer Substances 0.000 claims abstract description 81
- 239000002344 surface layer Substances 0.000 claims abstract description 19
- 238000005336 cracking Methods 0.000 claims abstract description 8
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 16
- 239000010426 asphalt Substances 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 abstract description 16
- 239000004698 Polyethylene Substances 0.000 description 5
- -1 polyethylene Polymers 0.000 description 5
- 229920000573 polyethylene Polymers 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- NTXGQCSETZTARF-UHFFFAOYSA-N buta-1,3-diene;prop-2-enenitrile Chemical compound C=CC=C.C=CC#N NTXGQCSETZTARF-UHFFFAOYSA-N 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
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- Road Paving Structures (AREA)
Abstract
The application relates to a compression-resistant anti-cracking pavement, which comprises a compression-resistant layer and a surface layer, wherein the compression-resistant layer and the surface layer are sequentially paved on a roadbed from bottom to top; a plurality of compression-resistant boxes are uniformly embedded in the compression-resistant layer, and the tops of the compression-resistant boxes are connected to the surface layer; still inlay in the resistance to compression layer and be equipped with a plurality of reinforcing bar rack, the reinforcing bar rack is located adjacent two between the resistance to compression box, adjacent two be connected with between the reinforcing bar rack and strengthen the reinforcing bar frame. This application supports the surface course through the resistance to compression box and the reinforcing bar spatial grid structure on resistance to compression layer to promote the compressive strength and the bearing capacity on road surface, reduce the tensile stress that resistance to compression layer received and produced by the driving load, make the difficult emergence of surface course warp from this, thereby reduce the road surface fracture.
Description
Technical Field
The utility model belongs to the technical field of the technique on highway road surface and specifically relates to a resistance to compression crack control road surface is related to.
Background
In the pavement materials of high-grade highways in China, semi-rigid materials mainly comprising asphalt are widely adopted, and compared with cement pavements, asphalt pavements paved by the asphalt materials have less dust. After the asphalt pavement is long, due to rolling of heavy vehicles, when the load effect of wheels is greater than the bearing capacity of the base material, the bottom of the base layer can crack quickly, and cracks at the bottom can gradually expand to the upper part under the repeated action of the running load, so that cracks and hollow pits appear on the pavement, and normal running of the vehicles is influenced.
SUMMERY OF THE UTILITY MODEL
In order to improve current bituminous paving's bearing capacity and compressive capacity, provide a resistance to compression crack control road surface with this application.
The application provides a resistance to compression crack control road surface adopts following technical scheme:
the compression-resistant anti-cracking pavement comprises a compression-resistant layer and a surface layer which are sequentially paved on a roadbed from bottom to top, wherein a cushion layer is arranged between the roadbed and the compression-resistant layer;
a plurality of compression-resistant boxes are uniformly embedded in the compression-resistant layer, and the tops of the compression-resistant boxes are connected to the surface layer; the anti-compression box is characterized in that a plurality of reinforcing steel bar net racks are further embedded in the anti-compression layers, the reinforcing steel bar net racks are located between every two adjacent anti-compression boxes, reinforcing steel bar frames are connected between every two adjacent reinforcing steel bar net racks, an arc-shaped stress part is arranged at the top of each anti-compression box, and the arc surface of the stress part is arranged in an upward arch mode.
By adopting the technical scheme, the surface layer is supported through the compression-resistant box of the compression-resistant layer and the reinforcing steel bar grid structure, so that the compression strength and the bearing capacity of the pavement are improved; simultaneously, connect between two adjacent reinforcing bar rack and strengthen the reinforcing bar rack, can increase the inside fracture resistance ability of preventing of this road surface, and the distance between two adjacent reinforcing bar rack of restriction to make the side direction restraint reinforcing of resistance to compression layer, reduce the resistance to compression layer and receive the tensile stress that produces by driving load, make the difficult fracture of resistance to compression layer, make the surface course difficult emergence warp from this, thereby reduce the road surface fracture. And the atress portion is the arc setting and makes when the atress portion receives decurrent power, can be with the even dispersion of power to resistance to compression box to make the atress of resistance to compression box more even, the compressive capacity is better.
Preferably, the anti-pressure layer is provided with a drain hole.
By adopting the technical scheme, the drain holes are additionally arranged so as to facilitate drainage treatment in rainy days, and the condition of surface water accumulation is effectively reduced.
Preferably, one side of the pressure-resistant layer, which is close to the surface layer, is provided with a water collection groove communicated with the drainage hole, and the water collection groove is filled with gravel.
Through adopting above-mentioned technical scheme, the rainwater converges to the wash port through catchment groove to can discharge the rainwater effectively, pack the gravel at catchment groove and then play filterable effect, reduce grit and arrange to the wash port, so that the wash port is difficult for taking place to block up.
Preferably, the surface layer comprises an asphalt layer, and a wear-resistant layer and a high-viscosity layer which are respectively arranged on the upper side and the lower side of the asphalt layer, wherein the high-viscosity layer is in contact with the surface of the pressure-resistant layer.
Through adopting above-mentioned technical scheme, add the wearing layer in order to increase the wearability on road surface to improve the life on road surface.
Preferably, the compression-resistant box is provided with a filling hole, and the filling hole is arranged downwards.
Through adopting above-mentioned technical scheme, set up the filling hole so that pack the polyethylene filler in to the resistance to compression box, the filling hole is arranged downwards will flow into the interior water discharge of resistance to compression box effectively.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the surface layer is supported by the compression-resistant box of the compression-resistant layer and the reinforcing steel bar net rack structure, so that the compression strength and the bearing capacity of the pavement are improved, and the tensile stress generated by the load of a travelling crane on the compression-resistant layer is reduced, so that the surface layer is not easy to deform, and the pavement cracking is reduced;
2. the drainage holes are additionally arranged to facilitate drainage treatment in rainy days, so that the condition of water accumulated on the road surface is effectively reduced.
Drawings
FIG. 1 is a schematic overall structure of the present application;
FIG. 2 is a partial cross-sectional view of the crush-resistant box of the present application.
Description of reference numerals: 1. a roadbed; 2. a cushion layer; 3. a pressure resistant layer; 4. a surface layer; 41. an asphalt layer; 42. a wear layer; 43. a high adhesion layer; 5. a water collecting tank; 6. a drain hole; 7. a steel bar net rack; 8. reinforcing the reinforcing steel bar frame; 9. a compression-resistant box; 91. a force receiving portion; 92. a polyethylene filler; 93. a compression ball; 94. the hole is filled.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
A compression-resistant anti-cracking pavement, which refers to fig. 1, comprises a cushion layer 2 paved on a roadbed 1, wherein the cushion layer 2 is made of broken stones or gravel. When the roadbed is paved, the roadbed 1 is leveled, the cushion layer 2 is paved at the leveling position of the roadbed 1, and the cushion layer 2 is compacted through a soil compactor or other compacting equipment.
Referring to fig. 1, a pressure resistant layer 3 and a surface layer 4 are sequentially paved on a cushion layer 2 from bottom to top, wherein the thickness of the surface layer 4 is between 10cm and 15 cm. Specifically, the surface layer 4 includes an asphalt layer 41, and a wear-resistant layer 42 and a high-viscosity layer 43 respectively laid on the upper and lower sides of the asphalt layer 41. In this embodiment, the high-viscosity layer 43 is used to achieve the adhesive connection of the asphalt layer 41 and the compression-resistant layer 3. In the construction, a roughening process may be performed on the top surface of the compression-resistant layer 3 so that the high-viscosity layer 43 can be more firmly adhered to the compression-resistant layer 3.
Specifically, referring to fig. 1, the high viscosity layer 43 is made of asphalt and epoxy resin, and the wear-resistant layer 42 is made of asphalt and butadiene-acrylonitrile rubber, so that the asphalt layer 41 can be better bonded with the high viscosity layer 43 and the wear-resistant layer 42.
The compression-resistant layer 3 is formed by pouring concrete, and the thickness of the compression-resistant layer 3 is 15cm-20 cm. The anti-pressure layer 3 is provided with an expansion joint to improve the anti-deformation capability of the anti-pressure layer 3.
Referring to fig. 1, the one side of resistance to compression layer 3 and the contact of surface course 4 is offered and is used for assembling catchment groove 5 of rivers, and catchment groove 5 is hourglass hopper-shaped setting, and catchment groove 5's macrostoma end upwards towards surface course 4 to increase catchment area. The pressure-resistant layer 3 is also provided with a drain hole 6 communicated with the small end of the water collecting groove 5, so that rainwater penetrating into the pressure-resistant layer 3 can be drained in rainy days.
In addition, gravel is filled in the water collecting groove 5, so that rainwater permeating into the water collecting groove 5 is filtered, and the gravel accumulation drainage hole 6 is reduced.
Referring to fig. 1, the inside on resistance to compression layer 3 is inlayed and is equipped with a plurality of reinforcing bar rack 7, and a plurality of reinforcing bar rack 7 equidistant distribution are in resistance to compression layer 3. And a reinforcing steel bar frame 8 is connected between two adjacent reinforcing steel bar net frames 7 so as to enhance the connecting strength between the two adjacent reinforcing steel bar net frames 7.
Referring to fig. 1, a plurality of compression-resistant boxes 9 are embedded in the compression-resistant layer 3, the compression-resistant boxes 9 are made of polyethylene, and the compression-resistant boxes 9 are substantially rectangular. In this embodiment, a pressure-resistant box 9 is arranged between every two adjacent reinforcing steel bar net racks 7. The top integrated into one piece of resistance to compression box 9 has atress portion 91, and atress portion 91 protrusion is in the top surface of resistance to compression layer 3, and is connected with surface course 4.
Specifically, atress portion 91 is the arc setting, and the cambered surface of atress portion 91 upwards arches to when making surface course 4 receive decurrent effort, the effort passes through the cambered surface dispersion of atress portion 91, and transmits to resistance to compression box 9, thereby makes resistance to compression box 9's atress more even.
Referring to fig. 1 and 2, the interior of the crush-resistant box 9 is hollow, and the interior of the crush-resistant box 9 is filled with polyethylene filler 92. The side wall of the pressure-resistant box 9 is provided with a filling hole 94 penetrating through the interior of the pressure-resistant box 9, and the filling hole 94 faces downwards to the roadbed 1, so that water in the pressure-resistant box 9 can be discharged in rainy days. The compression-resistant box 9 is also fixed with a plurality of sets of compression-resistant balls 93 inside, and the compression-resistant balls 93 are polyethylene compression-resistant balls 93, so that the compression-resistant balls 93 have elasticity and can keep strong toughness.
The implementation principle of the application is as follows: the surface layer 4 is supported through the compression-resistant box 9 of the compression-resistant layer 3 and the reinforcing steel bar net rack 7 structure, so that the compression strength and the bearing capacity of the pavement are improved; simultaneously, connect between two adjacent reinforcing bar rack 7 and strengthen reinforcing bar frame 8, can increase the inside fracture resistance of preventing of this road surface, and limit the distance between two adjacent reinforcing bar rack 7 to make the side direction restraint reinforcing of anti-pressure layer 3, reduce anti-pressure layer 3 and receive the tensile stress that produces by driving load, make anti-pressure layer 3 difficult fracture, make surface course 4 difficult emergence warp from this, thereby reduce the road surface fracture.
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 (5)
1. The utility model provides a resistance to compression crack control road surface which characterized in that: the roadbed comprises an anti-pressure layer (3) and a surface layer (4) which are sequentially paved on a roadbed (1) from bottom to top, wherein a cushion layer (2) is arranged between the roadbed (1) and the anti-pressure layer (3);
a plurality of pressure-resistant boxes (9) are uniformly embedded in the pressure-resistant layer (3), and the tops of the pressure-resistant boxes (9) are connected to the surface layer (4); a plurality of reinforcing steel bar net racks (7) are further embedded in the compression resistant layer (3), the reinforcing steel bar net racks (7) are positioned between two adjacent compression resistant boxes (9), and reinforcing steel bar frames (8) are connected between two adjacent reinforcing steel bar net racks (7);
the top of resistance to compression box (9) is provided with curved atress portion (91), the cambered surface of atress portion (91) is the setting of upwards arching.
2. The pressure-resistant anti-cracking pavement according to claim 1, which is characterized in that: and a drain hole (6) is formed in the pressure resistant layer (3).
3. The pressure-resistant anti-cracking pavement according to claim 2, which is characterized in that: the pressure-resistant layer (3) is close to one side of the surface layer (4) and is provided with a water collecting groove (5) communicated with the drain hole (6), and gravel is filled in the water collecting groove (5).
4. The pressure-resistant anti-cracking pavement according to claim 1, which is characterized in that: the surface layer (4) comprises an asphalt layer (41), and a wear-resistant layer (42) and a high-viscosity layer (43) which are respectively arranged on the upper side and the lower side of the asphalt layer (41), wherein the high-viscosity layer (43) is in contact with the surface of the pressure-resistant layer (3).
5. The pressure-resistant anti-cracking pavement according to claim 1, which is characterized in that: the pressure-resistant box (9) is provided with a filling hole (94), and the filling hole (94) is arranged downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022394486.5U CN213896603U (en) | 2020-10-24 | 2020-10-24 | Resistance to compression crack control road surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022394486.5U CN213896603U (en) | 2020-10-24 | 2020-10-24 | Resistance to compression crack control road surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213896603U true CN213896603U (en) | 2021-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022394486.5U Expired - Fee Related CN213896603U (en) | 2020-10-24 | 2020-10-24 | Resistance to compression crack control road surface |
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| Country | Link |
|---|---|
| CN (1) | CN213896603U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115961514A (en) * | 2021-10-12 | 2023-04-14 | 中冶京诚工程技术有限公司 | Roadbed structure |
-
2020
- 2020-10-24 CN CN202022394486.5U patent/CN213896603U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115961514A (en) * | 2021-10-12 | 2023-04-14 | 中冶京诚工程技术有限公司 | Roadbed structure |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210806 |
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| CF01 | Termination of patent right due to non-payment of annual fee |