CN217579577U - Road structure capable of reducing reflection cracks - Google Patents
Road structure capable of reducing reflection cracks Download PDFInfo
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- CN217579577U CN217579577U CN202221677434.1U CN202221677434U CN217579577U CN 217579577 U CN217579577 U CN 217579577U CN 202221677434 U CN202221677434 U CN 202221677434U CN 217579577 U CN217579577 U CN 217579577U
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Abstract
The utility model discloses a fissured road structure of reducible reflection belongs to road structure technical field, a fissured road structure of reducible reflection, including the basic unit, it has the PVC pipe to peg graft in the basic unit inboard, basic unit outer wall department ring is equipped with the rubber strip, the basic unit inboard is equipped with steel reinforcement framework, and steel reinforcement framework comprises horizontal reinforcing bar and longitudinal reinforcement welding, the first surface course has been laid to the basic unit upper surface, geogrid has been laid to first surface course upper surface, the second surface course has been laid to the geogrid upper surface, and it can realize, through penetrating a plurality of PVC pipe when the basic unit solidifies completely, is favorable to reducing the inside heat of basic unit, reduces the inflation tensile stress, prevents the basic unit fracture, sets up the rubber strip in single modular basic unit outer wall department simultaneously to make and have certain clearance between two adjacent modularization basic units, thereby reduce the thermal barrier and contract cold to the influence of basic unit, thereby prevent to appear chapping or hunch up the phenomenon, reduce the reflection crack of road.
Description
Technical Field
The utility model relates to a road structure technical field, more specifically say, relate to a fissured road structure of reducible reflection.
Background
In the prior art, the effect of reducing the reflective crack diseases on the ground by independently depending on the glass fiber geogrid layer is not obvious, the transmission of tensile stress and tensile strain is not obvious, the strain energy released by cracks on the lower layer can not be fully absorbed, the isolation effect is not good, the conditions of improving the temperature and the humidity of the semi-rigid base layer are limited, the temperature shrinkage and the drying shrinkage of the semi-rigid base layer can not be fundamentally eliminated and reduced, and the reflective crack diseases of roads are reduced. The prior patent discloses a road structure capable of reducing reflective crack diseases, with the patent application number of CN202123246307.4, which aims to solve the problems in the background art.
However, because the base layer in the existing road structure is made of concrete and is integrally cast and formed in a large-area manner, when a large-scale load-carrying vehicle passes through, the horizontal load and the vertical load caused by the generated vibration effect easily cause shearing damage of the base layer, and the factors of thermal expansion and cold contraction easily cause uneven cracking or arching of the base layer, so that the upper-laid structure layer is influenced, the road structure capable of reducing reflection cracks is provided to solve the existing problems.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide a fissured road structure of reducible reflection, it can realize penetrating a plurality of PVC pipe through in the basic unit when solidifying completely, be favorable to reducing the inside heat of basic unit, reduce the inflation tensile stress, prevent the basic unit fracture, set up the rubber strip in single modular basic unit outer wall department simultaneously, thereby certain clearance has between two adjacent modularization basic units, thereby reduce the influence of thermal barrier shrinkage to the basic unit, thereby prevent chap or hunch-up phenomenon, reduce the reflection crack of road.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
The utility model provides a reducible reflection cracked road structure, includes the basic unit, it has the PVC pipe to peg graft in the basic unit inboard, basic unit outer wall department ring is equipped with the rubber strip, the basic unit inboard is equipped with framework of steel reinforcement, and framework of steel reinforcement comprises horizontal reinforcing bar and longitudinal reinforcement welding, first surface course has been laid to the basic unit upper surface, geogrid has been laid to first surface course upper surface, the second surface course has been laid to the geogrid upper surface.
Furthermore, the basic unit is the modularization setting, the material of basic unit is the concrete, and the basic unit is the distribution of modularization array.
Furthermore, the PVC pipe is provided with a plurality ofly, and is a plurality of the PVC pipe is array distribution, PVC pipe both ends all protrusion in basic unit.
Further, the steel reinforcement framework is buried in the middle of the inner side of the base layer, the transverse steel bars and the longitudinal steel bars are arranged in a plurality of equal intervals and are connected with each other in a welding mode.
Furthermore, the first surface layer is made of asphalt coarse aggregate, and the thickness of the first surface layer is set to-cm.
Furthermore, the second surface layer is made of asphalt fine aggregate, and the thickness of the second surface layer is set to be-cm.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) This scheme, it distributes to be modularization array through the basic unit, through penetrating a plurality of PVC pipe when the basic unit solidifies completely, the concrete that can volatilize solidifies heat, be favorable to reducing the inside heat of basic unit, make the inside heat of basic unit and outside keep within certain difference in temperature, reduce the expansion tensile stress, prevent the basic unit fracture, set up the rubber strip in single modular basic unit outer wall department simultaneously, thereby certain clearance has between two adjacent modularization basic units, thereby reduce the influence of thermal barrier shrinkage to the basic unit, thereby prevent chap or hunch-up phenomenon, and then can mat formation the layer to upper portion and have fine guard action, reduce the reflection crack of road.
(2) This scheme, through burying framework of steel reinforcement in the basic unit inboard, through concrete parcel on framework of steel reinforcement's surface, can prevent the reinforcing bar corrosion, concrete itself does not have the corrosive action to the reinforcing bar when playing the guard action to guaranteed the support nature of reinforcing bar to the concrete, and then can improve the structural strength of basic unit, prevent the basic unit fracture.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic structural view at another view angle of the present invention;
FIG. 3 is a schematic diagram of the infrastructure of the present invention;
fig. 4 is the structural schematic diagram of the steel bar framework of the utility model.
The reference numbers in the figures illustrate:
1. a base layer; 101. PVC pipes; 102. a rubber strip;
2. a steel reinforcement cage; 201. transverse reinforcing steel bars; 202. longitudinal reinforcing steel bars;
3. a first facing;
4. a geogrid;
5. a second facing.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Example (b):
referring to fig. 1-4, a road structure capable of reducing reflection cracks comprises a base layer 1, a PVC pipe 101 is inserted into the inner side of the base layer 1, a rubber strip 102 is arranged around the outer wall of the base layer 1, a steel reinforcement framework 2 is arranged on the inner side of the base layer 1, the steel reinforcement framework 2 is formed by welding a transverse steel bar 201 and a longitudinal steel bar 202, a first surface layer 3 is laid on the upper surface of the base layer 1, a geogrid 4 is laid on the upper surface of the first surface layer 3, and a second surface layer 5 is laid on the upper surface of the geogrid 4;
be modularization array through basic unit 1 and distribute, through penetrating a plurality of PVC pipe 101 when 1 at basic unit is for solidifying completely, concrete that can volatilize solidifies the heat, be favorable to reducing the inside heat of 1 basic unit, make 1 inside heat of basic unit keep within certain difference in temperature with the outside, reduce expansion tensile stress, prevent 1 fracture of basic unit, set up rubber strip 102 in 1 outer wall department of single modular basic unit simultaneously, thereby make and have certain clearance between two adjacent modularization basic unit 1, thereby reduce the influence of thermal barrier shrinkage to 1 of basic unit, thereby prevent to appear splits or hunch-up phenomenon, and then can mat formation the layer to upper portion and have fine guard action, reduce the reflection crack of road, through burying framework of steel reinforcement 2 in 1 inboard in basic unit, wrap up the surface at framework of steel reinforcement 2 through the concrete, can prevent the reinforcing bar corrosion, play guard action while concrete itself does not have the corrosive action to the reinforcing bar, thereby the support nature of reinforcing bar to the concrete has been guaranteed, and then can improve the structural strength of 1 of basic unit.
Referring to fig. 1, the base layer 1 is in a modularized arrangement, the base layer 1 is made of concrete, and the base layer 1 is in a modularized array distribution, so that the base layer 1 is prevented from being formed by casting in a large area, and the anti-crack effect of the base layer 1 is well improved.
Referring to fig. 1, 2 and 3, the plurality of PVC pipes 101 are arranged, and the plurality of PVC pipes 101 are distributed in an array form, and both ends of the PVC pipes 101 protrude from the base layer 1, so that the concrete solidification heat can be rapidly volatilized, which is beneficial to reducing the heat inside the base layer 1, so that the heat inside the base layer 1 and the outside are kept within a certain temperature difference, thereby reducing the expansion tensile stress and preventing the base layer 1 from cracking.
Referring to fig. 1 and 4, the steel reinforcement framework 2 is embedded in the middle of the inner side of the base layer 1, a plurality of transverse steel reinforcements 201 and a plurality of longitudinal steel reinforcements 202 are arranged at equal intervals, the transverse steel reinforcements 201 are connected with the longitudinal steel reinforcements 202 in a welding manner, transverse and longitudinal loads are provided for the base layer 1 through the transverse steel reinforcements 201 and the longitudinal steel reinforcements 202, and therefore the base layer 1 is well protected against cracking.
Referring to fig. 1 and 2, the first surface layer 3 is made of asphalt coarse aggregate, and the thickness of the first surface layer 3 is set to 6-8cm; the second surface course 5 is made of asphalt fine aggregate, and the thickness of the second surface course 5 is set to be 3-5cm;
has high temperature stability. The high-temperature stability is the ability of the asphalt pavement to resist flow deformation, and the asphalt pavement has good high-temperature stability due to the diseases such as wave, push, rut, hug and the like caused by repeated vehicle running loads in high-temperature seasons;
because the asphalt pavement is reduced along with temperature, the stiffness is increased, the expansion capability is reduced, a part of stress is not easy to relax under the action of external load, and the stress is accumulated, so that the pavement can not crack, sink, dent and the like;
the asphalt pavement can well resist the erosion of water;
meanwhile, the asphalt pavement has good fatigue resistance.
When in use: be modularization array through basic unit 1 and distribute, through penetrating a plurality of PVC pipe 101 when 1 at basic unit is for solidifying completely, concrete that can volatilize solidifies the heat, be favorable to reducing the inside heat of 1 basic unit, make 1 inside heat of basic unit keep within certain difference in temperature with the outside, reduce expansion tensile stress, prevent 1 fracture of basic unit, set up rubber strip 102 in 1 outer wall department of single modular basic unit simultaneously, thereby make and have certain clearance between two adjacent modularization basic unit 1, thereby reduce the influence of thermal barrier shrinkage to 1 of basic unit, thereby prevent to appear splits or hunch-up phenomenon, and then can have fine guard action to the layer of mating formation on upper portion, reduce the reflection crack of road, through burying framework of steel reinforcement 2 in 1 inboard of basic unit, wrap up the surface at framework of steel reinforcement 2 through the concrete, can prevent the reinforcing bar corrosion, play guard action while concrete itself does not have the corrosive action to the reinforcing bar, thereby the support nature of reinforcing bar to the concrete has been guaranteed, and then can improve the structural strength of 1 of basic unit, prevent 1 fracture of basic unit.
The foregoing is only a preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (6)
1. A road structure capable of reducing reflection cracks is characterized in that: including basic unit (1), basic unit (1) inboard is pegged graft and is had PVC pipe (101), basic unit (1) outer wall department ring is equipped with rubber strip (102), basic unit (1) inboard is equipped with steel reinforcement cage (2), and steel reinforcement cage (2) comprise horizontal reinforcing bar (201) and longitudinal reinforcement (202) welding, first surface course (3) have been laid to basic unit (1) upper surface, geogrid (4) have been laid to first surface course (3) upper surface, second surface course (5) have been laid to geogrid (4) upper surface.
2. The road structure capable of reducing reflection cracks of claim 1, wherein: the base layer (1) is in a modularized arrangement, the base layer (1) is made of concrete, and the base layer (1) is distributed in a modularized array manner.
3. A reflective crack reducing road structure as claimed in claim 1, wherein: PVC pipe (101) are provided with a plurality ofly, and are a plurality of PVC pipe (101) are array distribution, PVC pipe (101) both ends all protrusion in basic unit (1).
4. A reflective crack reducing road structure as claimed in claim 1, wherein: the steel reinforcement framework (2) is embedded in the middle of the inner side of the base layer (1), the transverse steel bars (201) and the longitudinal steel bars (202) are arranged at equal intervals, and the transverse steel bars (201) and the longitudinal steel bars (202) are connected in a welded mode.
5. A reflective crack reducing road structure as claimed in claim 1, wherein: the first surface layer (3) is made of asphalt coarse aggregate, and the thickness of the first surface layer (3) is set to be 6-8cm.
6. The road structure capable of reducing reflection cracks of claim 1, wherein: the second surface course (5) is made of asphalt fine aggregate, and the thickness of the second surface course (5) is set to be 3-5cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221677434.1U CN217579577U (en) | 2022-07-01 | 2022-07-01 | Road structure capable of reducing reflection cracks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221677434.1U CN217579577U (en) | 2022-07-01 | 2022-07-01 | Road structure capable of reducing reflection cracks |
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| Publication Number | Publication Date |
|---|---|
| CN217579577U true CN217579577U (en) | 2022-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221677434.1U Active CN217579577U (en) | 2022-07-01 | 2022-07-01 | Road structure capable of reducing reflection cracks |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118166598A (en) * | 2024-05-14 | 2024-06-11 | 厦门赛茵泰科工程研究院有限公司 | Stable structural member based on semi-rigid base material |
| CN118166598B (en) * | 2024-05-14 | 2024-07-12 | 厦门赛茵泰科工程研究院有限公司 | Stable structural member based on semi-rigid base material |
-
2022
- 2022-07-01 CN CN202221677434.1U patent/CN217579577U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118166598A (en) * | 2024-05-14 | 2024-06-11 | 厦门赛茵泰科工程研究院有限公司 | Stable structural member based on semi-rigid base material |
| CN118166598B (en) * | 2024-05-14 | 2024-07-12 | 厦门赛茵泰科工程研究院有限公司 | Stable structural member based on semi-rigid base material |
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