CN214530020U - Highway asphalt overlay structural layer - Google Patents
Highway asphalt overlay structural layer Download PDFInfo
- Publication number
- CN214530020U CN214530020U CN202120365975.XU CN202120365975U CN214530020U CN 214530020 U CN214530020 U CN 214530020U CN 202120365975 U CN202120365975 U CN 202120365975U CN 214530020 U CN214530020 U CN 214530020U
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- Prior art keywords
- layer
- road surface
- road
- shock attenuation
- asphalt
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- 239000010426 asphalt Substances 0.000 title claims abstract description 41
- 238000013016 damping Methods 0.000 claims abstract description 26
- 239000010410 layer Substances 0.000 claims description 106
- 230000035939 shock Effects 0.000 claims description 70
- 238000010521 absorption reaction Methods 0.000 claims description 31
- 238000009434 installation Methods 0.000 claims description 31
- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 239000002344 surface layer Substances 0.000 claims description 5
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 230000003313 weakening effect Effects 0.000 abstract description 2
- 239000006096 absorbing agent Substances 0.000 description 7
- 239000004567 concrete Substances 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Road Paving Structures (AREA)
Abstract
The application relates to a road asphalt overlay structure layer, which relates to the field of road construction and comprises a road base layer, a damping mechanism and an asphalt layer, wherein the damping mechanism is arranged on the road base layer and is used for weakening the vibration of a road surface caused by a vehicle running on a road; the damping mechanism comprises a plurality of damping columns paved on a pavement layer, the damping columns are arranged at intervals, a plurality of connecting assemblies are arranged between two adjacent damping columns, and a damping layer is arranged between two adjacent damping columns; this application has the effectual vibrations that produce the vehicle and weaken, and then effectual protection road surface basic unit improves the life effect of highway.
Description
Technical Field
The application relates to the field of highway construction, in particular to a highway asphalt overlay structure layer.
Background
At present, when a road is laid, a concrete building is used for forming a road base layer on a foundation, and then an asphalt layer is laid on the road base layer, because the traffic flow on the road is very large and comprises a plurality of transport vehicles with large loads, the vibration generated when the vehicles run is transmitted to the road base layer, the road base layer is broken and damaged under the long-time use, and the service life of the road is shortened.
In view of the above-mentioned related art, the inventors consider that there is a drawback in that the road base is damaged by the shock generated when the vehicle is running, resulting in a reduction in the service life of the road.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defect that the service life of a road is reduced because a road base layer is damaged by vibration generated when a vehicle runs, the application provides a road asphalt overlay structure layer.
The application provides a highway asphalt overlay structural layer adopts following technical scheme:
a road asphalt overlay structural layer comprises a road base layer, a damping mechanism and an asphalt layer, wherein the damping mechanism is arranged on the road base layer and is used for damping vibration of a road surface when a vehicle runs on a road; damper is including laying a plurality of shock attenuation posts on the road surface layer, and a plurality of shock attenuation posts are the interval and set up, all are provided with a plurality of coupling assembling between two adjacent shock attenuation posts, and all are provided with the buffer layer between two adjacent shock attenuation posts.
Through adopting above-mentioned technical scheme, the staff is when laying the highway, put a plurality of shock attenuation posts on the top surface of road surface basic unit earlier, and make a plurality of shock attenuation posts be the interval setting, then install coupling assembling between adjacent shock attenuation post, it is fixed to connect a plurality of shock attenuation posts, then lay the buffer layer between adjacent shock attenuation post again, lay the pitch layer again on damper, when the vehicle is gone on laying the road surface of accomplishing, the vibrations that produce can be absorbed by damper, and then the effectual vibrations that will transmit to on the road surface basic unit weaken, and then effectual protection road surface basic unit, the life of highway is improved.
Optionally, coupling assembling includes the connecting rod and sets up the mounting panel at the connecting rod both ends, and two mounting panels are installed respectively on the side that is close to each other of adjacent shock absorber post.
Through adopting above-mentioned technical scheme, the mounting panel has increased the area of contact of connecting rod and shock attenuation post, and then the effectual connecting rod that has increased sets firmly the stability between two adjacent shock attenuation posts, and mounting panel and connecting rod, and the effectual interval with between two adjacent shock attenuation posts is fixed, prevents to take place the shock attenuation post at the in-process of laying and removes.
Optionally, an installation sliding block is arranged on the side face, close to the shock absorption column, of the installation plate, a corresponding installation guide groove is formed in the side face, close to the installation plate, of the shock absorption column, and the installation sliding block is connected in the installation guide groove in a sliding mode.
Through adopting above-mentioned technical scheme, the staff is when installation coupling assembling, is set firmly at the both ends of connecting rod with two mounting panel branches earlier, then wears to establish the installation slider that sets firmly of two mounting panels in the installation guide slot that corresponds respectively again, then promotes the mounting panel, drives the installation slider and slides in the installation guide slot, and then installs coupling assembling, convenient and fast, the location when being convenient for install coupling assembling.
Optionally, be provided with a plurality of fastening screw rods on the top surface of shock attenuation post, a plurality of fastening screw rods all with shock attenuation post threaded connection, and fastening screw rod's one end is worn to establish shock attenuation post and road surface basic unit threaded connection, and fastening screw rod keeps away from the one end of road surface basic unit and is in the asphalt layer.
Through adopting above-mentioned technical scheme, the staff passes through fastening screw and is connected shock-absorbing column and road surface basic unit, and the effectual shock-absorbing column that has increased sets firmly the stability on road surface basic unit, and fastening screw keeps away from the one end of road surface layer and wears to establish in the pitch layer, and the effectual relative movement that prevents takes place on damper in the pitch layer, and then has increased the stability that the pitch layer laid.
Optionally, a plurality of telescopic sinking grooves for absorbing slight deformation of the pavement base are formed in the top surface of the pavement base.
Through adopting above-mentioned technical scheme, the road surface basic unit can produce certain deformation or take place expend with heat and contract with cold and produce deformation when external temperature changes under long-time use, and the effectual deformation absorption that will produce of expansion joint prevents that the road surface basic unit from taking place the fracture, and then the effectual life who increases the road surface basic unit.
Optionally, the road surface basic unit is laid with the rubble layer on, and damper sets up on the rubble layer.
Through adopting above-mentioned technical scheme, the bearing capacity on road surface can effectually be increased to the metalling, damages the highway of laying when preventing the vehicle that traveles overweight.
Optionally, a leveling layer is arranged between the gravel layer and the road surface base layer.
Through adopting above-mentioned technical scheme, can provide the level and smooth base face of laying for the metalling, and prevent metalling direct contact road surface basic unit, and then play certain guard action to road surface basic unit.
Optionally, a leveling layer is arranged between the damping mechanism and the asphalt layer.
Through adopting above-mentioned technical scheme, for the pitch layer provides the level and smooth base surface of mating formation, make more firm that the pitch layer combines.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when a worker lays a highway, firstly, a plurality of shock absorption columns which are fixedly connected through connecting rods and mounting plates are placed on the top surface of a pavement base layer, then shock absorption layers are laid between adjacent shock absorption columns, and then, an asphalt layer is laid on a shock absorption mechanism;
2. the worker connects the damping column with the pavement base through the fastening screw, so that the stability of the damping column fixed on the pavement base is effectively improved, and one end of the fastening screw, which is far away from the pavement layer, penetrates through the asphalt layer, so that the asphalt layer is effectively prevented from relatively moving on the damping mechanism, and the paving stability of the asphalt layer is further improved;
3. the expansion joint is effectual with the deformation absorption of road surface basic unit production, prevents that road surface basic unit from taking place the fracture, and then the effectual life who increases road surface basic unit.
Drawings
Fig. 1 is a schematic view showing the overall structure of a road in the embodiment of the present application.
Fig. 2 is an exploded view showing the internal structure of a road in the embodiment of the present application.
Description of reference numerals: 1. a pavement base; 11. a telescopic sinking groove; 111. a first sink tank; 112. a second sink tank; 2. a damping mechanism; 21. a shock-absorbing post; 211. installing a guide groove; 22. a connecting assembly; 221. a connecting rod; 222. mounting a plate; 223. installing a sliding block; 23. fastening a screw rod; 3. an asphalt layer; 31. a crack control web; 4. leveling layer; 5. and (4) a crushed stone layer.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses a road asphalt overlay structure layer. Referring to fig. 1, the road surface base course comprises a road surface base course 1, a damping mechanism 2 arranged on the road surface base course 1 and an asphalt layer 3 arranged on the damping mechanism 2; when the vehicle is driven on the paved road surface, the generated vibration can be absorbed by the damping mechanism 2, and then the vibration transmitted to the road base layer 1 is effectively weakened, so that the road base layer 1 is effectively protected, and the service life of the road is prolonged.
Referring to fig. 2, the pavement base 1 is a horizontally disposed rectangular plate, and a plurality of telescopic sinking grooves 11 for absorbing slight deformation of the pavement base 1 are formed on the top surface of the pavement base 1; the telescopic sinking groove 11 comprises a first sinking groove 111 arranged along the length direction on the top surface of the pavement base layer 1 and a second sinking groove 112 arranged along the width direction on the top surface of the pavement base layer 1, the cross sections of the first sinking groove 111 and the second sinking groove 112 are all in rectangular arrangement, and the first sinking groove 111 and the second sinking groove 112 are perpendicularly arranged, namely the top surface of the pavement base layer 1 is divided into a plurality of rectangular block-shaped areas by the first sinking groove 111 and the second sinking groove 112.
Pavement base 1 can produce certain deformation or pavement base 1 takes place expend with heat and contract with cold and produce deformation when the ambient temperature changes under long-time use, the heavy groove 112 of first heavy groove 111 and second can be effectual absorbs the deformation that produces, prevent pavement base 1 from taking place the fracture, and if pavement base 1 takes place the fracture when, because of the massive region of a plurality of rectangles of cutting apart into pavement base 1's top surface in the heavy groove 112 of first heavy groove 111 and second, pavement base 1 can not wholly fracture, and then the effectual life who increases pavement base 1.
Referring to fig. 2, the asphalt layer 3 is made by mixing asphalt, concrete and stone in this embodiment, and after the worker lays the asphalt layer on the damping mechanism 2, the worker compacts the asphalt layer, and in order to prevent the cracking of the asphalt layer 3, the anti-cracking net 31 is arranged in the asphalt layer 3, so that the cracking resistance of the asphalt layer 3 is effectively improved, and the service life of the road is prolonged.
Referring to fig. 2, damper 2 is including laying a plurality of shock attenuation post 21 on the road surface layer, and shock attenuation post 21 is the cuboid setting that sets up along the length direction of road surface basic unit 1, and the side butt at the length direction place of shock attenuation post 21 is on road surface basic unit 1, and a plurality of shock attenuation posts 21 are the interval setting, and all are provided with a plurality of coupling assembling 22 between two adjacent shock attenuation posts 21, and all are provided with the buffer layer between two adjacent shock attenuation posts 21.
The shock absorption layer in the embodiment is made of the foamed fiber aluminum profile, so that the foamed fiber aluminum profile has the characteristics of high strength, light weight and excellent shock absorption performance; the shock on the road can be effectively absorbed and weakened.
The shock-absorbing layer in this embodiment is made by high strength rubber, and high strength rubber has good shock attenuation performance, and compressive property has strengthened the load capacity of highway under the effectual vibrations absorption weakening on the highway.
Referring to fig. 2, a plurality of connection assemblies 22 are equally spaced along the length direction of the shock-absorbing column 21; the connecting assembly 22 comprises a connecting rod 221, the connecting rod 221 is arranged in a cuboid shape perpendicular to the side faces of two adjacent shock-absorbing columns 21, mounting plates 222 used for abutting against the side faces of the shock-absorbing columns 21 are fixedly arranged at two ends of the connecting rod 221, the mounting plates 222 are arranged in a rectangular plate shape perpendicular to the connecting rod 221, and the length direction of the mounting plates 222 is arranged along the length direction of the shock-absorbing columns 21; the side surface of the mounting plate 222 close to the shock absorption column 21 is fixedly provided with a mounting sliding block 223, the side surface of the shock absorption column 21 close to the mounting sliding block 223 is provided with a corresponding mounting guide groove 211, the mounting guide groove 211 is perpendicular to the top surface of the pavement base layer 1, and the mounting guide grooves 211 are distributed at equal intervals along the length direction of the shock absorption column 21.
The staff is when installation coupling assembling 22, earlier set firmly two mounting panels 222 at the both ends of connecting rod 221, and make two mounting panels 222 all be perpendicular setting with connecting rod 221, then wear to establish respectively in the installation guide slot 211 that corresponds with the installation slider 223 that sets firmly of two mounting panels 222, then promote mounting panel 222, drive installation slider 223 and slide in installation guide slot 211, and then install coupling assembling 22, convenient and fast, the location when being convenient for install coupling assembling 22.
Referring to fig. 2, the cross sections of the installation guide groove 211 and the installation sliding block 223 are both in a dovetail shape, so that the installation sliding block 223 is effectively prevented from being separated from the installation guide groove 211 when the installation guide groove 211 slides, the stability of the installation of the connecting assembly 22 by workers is guaranteed, and after the installation is completed, the distance between two adjacent shock absorption columns 21 is fixed, and the distance between the two shock absorption columns 21 is prevented from being increased.
Referring to fig. 2, a plurality of fastening screws 23 are arranged on the top surface of the shock absorbing column 21, the fastening screws 23 are all arranged perpendicular to the top surface of the shock absorbing column 21, and the fastening screws 23 are distributed at equal intervals along the length direction of the top surface of the shock absorbing column 21; a plurality of fastening screw 23 all with shock absorber post 21 threaded connection, and the one end of fastening screw 23 is worn to establish shock absorber post 21 and 1 threaded connection of road surface basic unit, and the one end that fastening screw 23 kept away from road surface basic unit 1 is in the pitch layer 3.
The staff is after shock absorber post 21 is accomplished in the installation, install fastening screw 23 on shock absorber post 21's top surface, then rotate fastening screw 23, make fastening screw 23's one end wear to establish shock absorber post 21 and 1 threaded connection of road surface basic unit, the effectual stability that shock absorber post 21 set firmly on road surface basic unit 1 that has increased, and fastening screw 23 keeps away from the one end of road surface layer and wears to establish in pitch layer 3, the effectual relative movement that takes place on damper 2 that prevents pitch layer 3, and then the stability of laying of pitch layer 3 has been increased.
Referring to fig. 2, in order to increase the load capacity of the road and the installation stability of the shock absorption columns 21, a leveling layer 4 and a gravel layer 5 are sequentially laid on the road surface base layer 1, the shock absorption mechanism 2 is arranged on the gravel layer 5, and the leveling layer 4 is also laid on the shock absorption mechanism 2, so that a flat paving base surface can be provided for the asphalt layer 3, and the asphalt layer 3 is more firmly combined; the leveling layers 4 are all formed by pouring concrete.
The gravel layer 5 can effectively increase the load capacity of the road surface and prevent the paved road from being damaged when the running vehicle is too heavy, and the shock absorption columns 21 are arranged on the gravel layer 5 and can provide solid mounting base surfaces for the shock absorption columns 21; the screed-coat 4 of setting between rubble layer 5 and road surface basic unit 1 prevents rubble layer 5 and 1 direct contact of road surface basic unit, causes the damage to road surface basic unit 1 when bearing too much load, and then plays certain guard action to road surface basic unit 1.
The implementation principle of a road asphalt overlay structure layer of the embodiment of the application is as follows: when a worker lays a highway, firstly, a leveling layer 4 and a rubble layer 5 are laid on the top surface of a pavement base layer 1, then a plurality of shock absorption columns 21 which are fixedly connected through connecting rods 221 and mounting plates 222 are placed on the top surface of the rubble layer 5, then shock absorption layers are laid between the adjacent shock absorption columns 21, then an asphalt layer 3 is laid on a shock absorption mechanism 2, and the rubble layer 5 provides a solid mounting base surface for the shock absorption columns 21 while improving the load capacity of the highway; when the vehicle runs on the paved road surface, the generated vibration can be absorbed and weakened by the shock absorption columns 21 and the shock absorption layer, so that the vibration transmitted to the road base layer 1 is effectively weakened, the road base layer 1 is effectively protected, and the service life of the road is prolonged.
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 (8)
1. The utility model provides a highway asphalt overlay structural layer which characterized in that: the road surface vibration damping device comprises a road surface base layer (1), a damping mechanism (2) and an asphalt layer (3), wherein the damping mechanism (2) is arranged on the road surface base layer (1) and is used for damping vibration of a road surface caused by a vehicle when the vehicle runs on a road, and the asphalt layer (3) is arranged above the damping mechanism (2); damper (2) are the interval setting including laying a plurality of shock attenuation post (21) on the road surface layer, a plurality of shock attenuation post (21), all are provided with a plurality of coupling assembling (22) between two adjacent shock attenuation post (21), and all are provided with the buffer layer between two adjacent shock attenuation post (21).
2. The highway asphalt overlay structure layer of claim 1, wherein: the connecting assembly (22) comprises a connecting rod (221) and mounting plates (222) arranged at two ends of the connecting rod (221), and the two mounting plates (222) are respectively mounted on the side faces, close to each other, of the adjacent shock absorption columns (21).
3. A road asphalt overlay structure as claimed in claim 2, wherein: an installation sliding block (223) is arranged on the side face, close to the shock absorption column (21), of the installation plate (222), a corresponding installation guide groove (211) is formed in the side face, close to the installation plate (222), of the shock absorption column (21), and the installation sliding block (223) is connected in the installation guide groove (211) in a sliding mode.
4. The highway asphalt overlay structure layer of claim 1, wherein: be provided with a plurality of fastening screw (23) on the top surface of shock attenuation post (21), a plurality of fastening screw (23) all with shock attenuation post (21) threaded connection, and the one end of fastening screw (23) is worn to establish shock attenuation post (21) and road surface basic unit (1) threaded connection, and the one end that road surface basic unit (1) was kept away from in fastening screw (23) is in pitch layer (3).
5. The highway asphalt overlay structure layer of claim 1, wherein: the top surface of the pavement base layer (1) is provided with a plurality of telescopic sinking grooves (11) for absorbing slight deformation of the pavement base layer (1).
6. The highway asphalt overlay structure layer of claim 1, wherein: the road surface basic unit (1) upper berth is equipped with rubble layer (5), and damper (2) set up on rubble layer (5).
7. The highway asphalt overlay structure layer of claim 6, wherein: and a leveling layer (4) is arranged between the gravel layer (5) and the pavement base layer (1).
8. The highway asphalt overlay structure layer of claim 1, wherein: and a leveling layer (4) is arranged between the damping mechanism (2) and the asphalt layer (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120365975.XU CN214530020U (en) | 2021-02-09 | 2021-02-09 | Highway asphalt overlay structural layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120365975.XU CN214530020U (en) | 2021-02-09 | 2021-02-09 | Highway asphalt overlay structural layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214530020U true CN214530020U (en) | 2021-10-29 |
Family
ID=78235447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120365975.XU Expired - Fee Related CN214530020U (en) | 2021-02-09 | 2021-02-09 | Highway asphalt overlay structural layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214530020U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114481743A (en) * | 2022-01-20 | 2022-05-13 | 四川将智建筑工程有限责任公司 | Municipal damping road and construction method thereof |
-
2021
- 2021-02-09 CN CN202120365975.XU patent/CN214530020U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114481743A (en) * | 2022-01-20 | 2022-05-13 | 四川将智建筑工程有限责任公司 | Municipal damping road and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211029 |