CN216107881U

CN216107881U - Nano-solidified emulsified asphalt pavement structure

Info

Publication number: CN216107881U
Application number: CN202121942959.9U
Authority: CN
Inventors: 侯思涵; 田莉莉; 樊双成; 杜宣
Original assignee: CCCC Investment Nanjing Co Ltd
Current assignee: CCCC Investment Nanjing Co Ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-03-22
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a nano-cured emulsified asphalt pavement structure, and particularly relates to the technical field of road engineering. According to the utility model, the anti-rutting capability of the road surface can be effectively improved through the arranged emulsified asphalt, the service life of the road surface is prolonged, meanwhile, the energy consumption and the emission of toxic and harmful gases in the asphalt heating process are reduced, the energy conservation and emission reduction are realized, and the outflow of the emulsified asphalt can be avoided through the impermeable layer and the baffle plate, so that the material is saved.

Description

Nano-solidified emulsified asphalt pavement structure

Technical Field

The utility model relates to the technical field of road engineering, in particular to a nano-cured emulsified asphalt pavement structure.

Background

The emulsified asphalt is liquid asphalt which is produced by asphalt and emulsifier under the action of a certain process. The emulsified asphalt is road asphalt used at high temperature, and is dispersed into water by mechanical stirring and chemical stabilization to liquefy into a road building material with low viscosity and good fluidity at normal temperature. Can be used at normal temperature, or can be used together with cold and moist stone.

The emulsified asphalt can save energy by 40-50%, improve construction conditions, reduce construction cost by more than 20-30%, and effectively reduce excessive asphalt aging caused by high-temperature heating and a large amount of volatilization of carcinogenic benzopyrone. With the increasing pressure on global energy conservation and emission reduction requirements, the problems of high energy consumption, large emission, heavy pollution and the like in production and construction of the hot-mix asphalt pavement technology are gradually highlighted. In contrast, the existing hot-mix asphalt pavement technology has the problems of high energy consumption, large emission, heavy pollution and the like, and therefore a nano-cured emulsified asphalt pavement structure is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a nano-cured emulsified asphalt pavement structure to solve the problems in the background technology.

In order to solve the technical problems, the utility model adopts the following technical scheme: a nano-cured emulsified asphalt pavement structure comprises a pavement layer, wherein baffles are arranged on two sides of the pavement layer, a convex plate is fixedly connected to one side wall of each baffle, and a concave plate is fixedly connected to the other side wall of each baffle;

the inside of pavement layer includes first emulsified asphalt layer and barrier layer, the below on first emulsified asphalt layer is provided with second emulsified asphalt layer, one side on second emulsified asphalt layer dorsad first emulsified asphalt layer is provided with the metalling.

Preferably, the one side fixedly connected with reinforcing plate of pavement layer is kept away from to the baffle, the bottom surface and the ground of reinforcing plate contact, the quantity of reinforcing plate has two and the both sides of symmetry position respectively in the baffle.

Preferably, the concave plate has a concave recess for engaging with the convex plate.

Preferably, the lateral wall of protruding board runs through and is provided with first through-hole, the lateral wall of concave plate runs through and is provided with the second through-hole, first through-hole is the same with the second through-hole, one side of protruding board is provided with fastening bolt, fastening bolt's one end cooperation is provided with the nut, the protruding board is connected with the concave plate through first through-hole, second through-hole, fastening bolt and nut.

Preferably, the first emulsified asphalt layer is positioned at the outermost layer of the pavement layer, and the impermeable layer is positioned at the innermost layer of the pavement layer.

Preferably, first emulsified asphalt layer is for not being stained with wheel pitch, second emulsified asphalt layer is modified asphalt, be provided with first adhesive linkage between first emulsified asphalt layer and the second emulsified asphalt layer, be provided with the second adhesive linkage between second emulsified asphalt layer and the metalling.

Preferably, the crushed stone layer is positioned above the impermeable layer.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the anti-rutting capability of the road surface can be effectively improved through the set emulsified asphalt, the service life of the road surface is prolonged, meanwhile, the energy consumption and the emission of toxic and harmful gases in the asphalt heating process are reduced, and the energy conservation and emission reduction are realized;

2. according to the utility model, the impermeable layer is laid on the ground, the baffles are arranged on two sides of the impermeable layer, and the emulsified asphalt can be prevented from flowing outwards through the impermeable layer and the baffles, so that the material is saved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic view of the structure of the baffle of the present invention.

Fig. 3 is a schematic view of the internal structure of the pavement layer according to the present invention.

In the figure: 1. a baffle plate; 2. a reinforcing plate; 3. a convex plate; 4. a first through hole; 5. a concave plate; 6. a second through hole; 7. fastening a bolt; 8. a nut; 9. a pavement layer; 10. a first emulsified asphalt layer; 11. a first adhesive layer; 12. a second emulsified asphalt layer; 13. a second adhesive layer; 14. a crushed stone layer; 15. and (4) an impermeable layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): as shown in fig. 1-3, the present invention provides a nano-cured emulsified asphalt pavement structure, which comprises a pavement layer 9, wherein two sides of the pavement layer 9 are provided with baffles 1, one side of each baffle 1, which is far away from the pavement layer 9, is fixedly connected with a reinforcing plate 2, the bottom surface of each reinforcing plate 2 is in contact with the ground, two reinforcing plates 2 are respectively and symmetrically arranged on two sides of each baffle 1, the reinforcing plates 2 are used for reinforcing the baffles 1, so as to prevent the baffles 1 from moving due to stress when asphalt is poured, the side wall of each baffle 1 is fixedly connected with a convex plate 3, the other side wall of each baffle 1 is fixedly connected with a concave plate 5, a notch of each concave plate 5 is attached to the convex plate 3, the side wall of each convex plate 3 is provided with a first through hole 4 in a penetrating manner, the side wall of each concave plate 5 is provided with a second through hole 6, the first through holes 4 are identical to the second through holes 6, and one side of each convex plate 3 is provided with a fastening bolt 7, one end of the fastening bolt 7 is provided with a nut 8 in a matching way, the convex plate 3 is connected with the concave plate 5 through the first through hole 4, the second through hole 6, the fastening bolt 7 and the nut 8, a worker inserts the fastening bolt 7 into the first through hole 4 and the second through hole 6 and screws the nut 8, so that the convex plate 3 and the concave plate 5 are fixed;

the inside of pavement layer 9 includes first emulsified asphalt layer 10 and barrier layer 15, first emulsified asphalt layer 10 is located the outmost of pavement layer 9, barrier layer 15 is located the inlayer of pavement layer 9, the below of first emulsified asphalt layer 10 is provided with second emulsified asphalt layer 12, first emulsified asphalt layer 10 is not stained with wheel pitch, be used for avoiding adhering the wheel, second emulsified asphalt layer 12 is modified asphalt, be used for avoiding the road surface to be crushed, be provided with first adhesive linkage 11 between first emulsified asphalt layer 10 and the second emulsified asphalt layer 12, be provided with second adhesive linkage 13 between second emulsified asphalt layer 12 and metalling 14, one side that second emulsified asphalt layer 12 dorsad first emulsified asphalt layer 10 is provided with metalling 14, metalling 14 is located the top of barrier layer 15.

The working principle is as follows: when the anti-seepage device is used, a worker lays the anti-seepage layer 15 on the ground to be repaired, then installs the baffles 1 on two sides of the anti-seepage layer 15, when installing the baffles 1, the baffles 1 are sequentially placed, the concave plate 5 of the previous baffle 1 needs to be attached to the convex plate 3 of the next baffle 1, meanwhile, the first through hole 4 is aligned with the second through hole 6, then the worker inserts the fastening bolt 7 into the first through hole 4 and the second through hole 6 and screws the nut 8, so that the convex plate 3 and the concave plate 5 are fixed;

after the baffle 1 is installed and fixed, a rubble layer 14 is firstly paved on the impermeable layer 15, then a second bonding layer 13, a second emulsified asphalt layer 12, a first bonding layer 11 and a first emulsified asphalt layer 10 are sequentially paved on the rubble layer 14, the second emulsified asphalt layer 12 is modified asphalt to prevent the road surface from being crushed, and the first emulsified asphalt layer 10 is non-sticky to wheel asphalt to prevent the wheel from being adhered.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a nanometer solidified emulsified asphalt pavement structure, includes road surface layer (9), its characterized in that: baffles (1) are arranged on two sides of the pavement layer (9), a convex plate (3) is fixedly connected to one side wall of each baffle (1), and a concave plate (5) is fixedly connected to the other side wall of each baffle (1);

the road surface layer (9) is characterized in that the inside of the road surface layer comprises a first emulsified asphalt layer (10) and an impermeable layer (15), a second emulsified asphalt layer (12) is arranged below the first emulsified asphalt layer (10), and a gravel layer (14) is arranged on one side, back to the first emulsified asphalt layer (10), of the second emulsified asphalt layer (12).

2. The nano-cured emulsified asphalt pavement structure as claimed in claim 1, wherein a reinforcing plate (2) is fixedly connected to the surface of the baffle (1) far away from the pavement layer (9), the bottom surface of the reinforcing plate (2) is in contact with the ground, and two reinforcing plates (2) are respectively and symmetrically arranged at two sides of the baffle (1).

3. The nano-cured emulsified asphalt pavement structure as set forth in claim 1, wherein the concave recesses of the concave plates (5) are fitted with the convex plates (3).

4. The nano-cured emulsified asphalt pavement structure as claimed in claim 1, wherein a first through hole (4) is formed through the side wall of the convex plate (3), a second through hole (6) is formed through the side wall of the concave plate (5), the first through hole (4) is identical to the second through hole (6), a fastening bolt (7) is arranged on one side of the convex plate (3), a nut (8) is arranged at one end of the fastening bolt (7) in a matching manner, and the convex plate (3) is connected with the concave plate (5) through the first through hole (4), the second through hole (6), the fastening bolt (7) and the nut (8).

5. A nano-cured emulsified asphalt pavement structure as defined in claim 1, wherein said first emulsified asphalt layer (10) is located at the outermost layer of the pavement layer (9), and said barrier layer (15) is located at the innermost layer of the pavement layer (9).

6. The nano-cured emulsified asphalt pavement structure as claimed in claim 1, wherein the first emulsified asphalt layer (10) is non-sticky wheel asphalt, the second emulsified asphalt layer (12) is modified asphalt, a first adhesive layer (11) is disposed between the first emulsified asphalt layer (10) and the second emulsified asphalt layer (12), and a second adhesive layer (13) is disposed between the second emulsified asphalt layer (12) and the gravel layer (14).

7. A nano-cured emulsified asphalt pavement structure as set forth in claim 1, wherein said gravel layer (14) is located above said barrier layer (15).