CN210288007U

CN210288007U - Asphalt pavement protection structure with anti function of splitting

Info

Publication number: CN210288007U
Application number: CN201920894893.7U
Authority: CN
Inventors: 黄丽萍; 唐健
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-04-10
Anticipated expiration: 2029-06-14

Abstract

The utility model discloses a bituminous paving protects structure with function of splitting, including road side piece, main pitch layer, semi-rigid basic unit, soil and the anti subsides that splits, the subbase is installed at the top of soil, the tamping layer is installed to the both sides of subbase, the road side piece is installed at the top on tamping layer, semi-rigid basic unit is installed at the top of subbase, thick pitch piece is installed at the top of semi-rigid basic unit, main pitch layer is installed at the top of thick pitch piece, thin pitch is installed at the top on main pitch layer, the anti subsides of splitting are installed at the top of thin pitch, the bottom of net cloth is attached to have the sealing layer, the bottom of sealing layer is attached to have the layer of pasting. The utility model discloses a glass fiber geogrid that is provided with can increase the intensity of pitch to make the road surface have very high tensile strength, have good characteristics such as fine compatibility simultaneously with bituminous mixture, increased the anti ability of splitting on road surface.

Description

Asphalt pavement protection structure with anti function of splitting

Technical Field

The utility model relates to a road surface technical field specifically is a bituminous paving protection architecture with function of splitting.

Background

Asphalt pavement refers to various types of pavement that are made by incorporating into mineral materials a road asphalt material. The asphalt binder improves the capability of the paving aggregate to resist the damage of driving and natural factors to the pavement, so that the pavement is smooth, less in dust, impermeable and durable, therefore, the asphalt pavement is a high-grade pavement which is most widely adopted in road construction, the crack maintenance of the asphalt pavement is the essential maintenance content of the asphalt pavement in the operation process, for the initial cracks of the road surface after one to two years of the traffic of the asphalt road surface, a method of filling and filling the cracks is generally adopted to seal and fill the rainwater infiltration channels at the cracks, for longitudinal and transverse cracks and network cracks of the middle and later stages of a road surface which is about three years old after the asphalt road surface is opened, treatment methods such as general surface treatment or sealing coat treatment are usually adopted, and in some times of about five years old after the asphalt road surface is opened, a large amount of funds have to be invested in advance to overhaul or even replace the road surface due to large-area cracking damage, but a good structure for protecting the asphalt road surface does not exist at present.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bituminous paving protects structure with anti function of splitting to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an asphalt pavement protection structure with anti function of splitting, includes way side piece, main pitch layer, semi-rigid basic unit, soil and anti-crack subsides, the subbase is installed at the top of soil, the tamping layer is installed to the both sides of subbase, the way side piece is installed at the top of tamping layer, semi-rigid basic unit is installed at the top of subbase, thick pitch piece is installed at the top of semi-rigid basic unit, main pitch layer is installed at the top of thick pitch piece, thin pitch is installed at the top of main pitch layer, anti-crack subsides are installed at the top of thin pitch, the inside of anti-crack subsides is equipped with the sand face layer, the bottom of sand face layer is attached with the pitch base, the bottom of pitch base is attached with net cloth, the bottom of net cloth is attached with the sealing layer, the bottom of sealing layer is attached with the layer of pasting.

Preferably, the top of the roadside block is provided with a drainage channel, one side of the top of the roadside block is provided with a stop block, and the inside of the stop block is provided with a drainage pipe.

Preferably, the fine asphalt is internally provided with an asphalt body, two groups of transverse glass fiber grids are arranged above the asphalt body, and a vertical glass fiber grid is arranged at the top of each transverse glass fiber grid.

Preferably, the anti-cracking paste is made of a fragile material.

Preferably, the sub-base layer is filled with crushed stones.

Compared with the prior art, the beneficial effects of the utility model are that: the asphalt pavement protection structure with the anti-cracking function can directly cover the top of a pavement through the installed anti-cracking paste, has certain protection on the pavement, improves the compressive capacity of the pavement, simultaneously, the joint tape can gradually deform and automatically extrude into cracks through long-time running of a vehicle, the cracks are sealed and are not water seepage, simultaneously, the joint tape and the asphalt pavement are integrated due to strong compatibility with asphalt, the vehicle jump does not occur, when snow is removed in winter, the snow pushing shovel cannot damage the joint tape, the arranged road side blocks can effectively reduce the extrusion deformation of the asphalt pavement by the vehicle, and the glass fiber geogrid arranged inside can increase the strength of the asphalt, so that the pavement has excellent characteristics of high tensile strength, stable physical and chemical properties, fatigue cracking resistance, high-temperature rutting resistance, good compatibility with asphalt mixtures and the like, the crack resistance of the pavement is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the asphalt layer structure of the present invention;

fig. 3 is a schematic view of the protective film structure of the present invention.

In the figure: 1. a roadside block; 101. a water discharge tank; 102. a drain pipe; 103. a stopper; 2. a primary asphalt layer; 3. a semi-rigid base layer; 4. soil; 401. tamping the layer; 402. an underlayer; 5. anti-crack plaster; 501. a bonding layer; 502. a sealing layer; 503. mesh cloth; 504. an asphalt base; 505. a sand surface layer; 6. fine asphalt; 601. a transverse fiberglass grid; 602. an asphaltic body; 603. erecting a glass fiber grating; 7. coarse asphalt blocks.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: an asphalt pavement protection structure with anti-cracking function comprises a road side block 1, a main asphalt layer 2, a semi-rigid base layer 3, soil 4 and an anti-cracking paste 5, wherein a subbase layer 402 is installed at the top of the soil 4, the subbase layer 402 improves the stability of the road surface and prevents the problem of pavement settlement, tamping layers 401 are installed on two sides of the subbase layer 402, the tamping layers 401 improve the tamping degree of the soil 4, so that the deviation of the top road side block 1 is avoided, the road side block 1 is installed at the top of the tamping layers 401, the amount of asphalt pavement extrusion deformation of a vehicle by the road side block 1 can be effectively reduced, the semi-rigid base layer 3 is installed at the top of the subbase layer 402, the strength of the foundation is increased again by the semi-rigid base layer 3, the settlement is prevented, a coarse asphalt block 7 is installed at the top of the semi-rigid base layer 3, the coarse asphalt block 7 reduces the use amount of asphalt by increasing particles, the main asphalt, the main asphalt layer 2 can be used for improving the strength of the fine asphalt 6 and adapting to different vehicle conditions, the fine asphalt 6 is arranged on the top of the main asphalt layer 2, the fine asphalt 6 improves the water resistance of the original road surface, the anti-crack sticker 5 is arranged on the top of the fine asphalt 6, the anti-crack sticker 5 is not required to be closed in construction, meanwhile, through long-time running of the vehicle, the anti-crack sticker 5 can gradually deform and automatically squeeze into cracks, the cracks are sealed and do not seep water, a sand surface layer 505 is arranged inside the anti-crack sticker 5, the sand surface layer 505 increases the friction force of the top, so that the vehicle is prevented from skidding, an asphalt base 504 is attached to the bottom of the sand surface layer 505, the asphalt base 504 can be connected with the asphalt road surface, a grid cloth 503 is attached to the bottom of the asphalt base 504, the toughness of the grid cloth 503 can be improved, a sealing layer 502 is attached to the bottom of the grid cloth 503, the sealing, the adhesive layer 501 adheres the device to a road surface.

Further, the top of trackside piece 1 is equipped with water drainage tank 101, and water drainage tank 101 discharges the rivers on road surface, prevents that rivers from leaking the bottom to lead to the road bed to subside, and dog 103 is installed to one side at trackside piece 1 top, and dog 103 can block the deflection on road surface, and the internally mounted of dog 103 has drain pipe 102, and drain pipe 102 prevents that dog 103 from blocking the passing through of rivers.

Furthermore, an asphalt body 602 is arranged in the fine asphalt 6, the asphalt body 602 is made of relatively coarse asphalt, two groups of transverse glass fiber grids 601 are arranged above the asphalt body 602, vertical glass fiber grids 603 are arranged at the tops of the transverse glass fiber grids 601, and the glass fiber grids can increase the strength of the asphalt, so that the pavement has excellent characteristics of high tensile strength, stable physical and chemical properties, fatigue cracking resistance, high temperature rutting resistance, good compatibility with asphalt mixtures and the like, and the crack resistance of the pavement is increased.

Furthermore, the anti-cracking paste 5 is made of a fragile material, and the fragile material can facilitate the vehicle to crush the device to the road surface.

Further, the underlayment 402 is filled with crushed stone, which increases the compressive capacity of the base, thereby preventing pavement settlement.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a bituminous paving protects structure with anti function of splitting, includes way side piece (1), main asphalt layer (2), semi-rigid base layer (3), soil (4) and anti subsides (5) of splitting, its characterized in that: subbase (402) is installed at the top of soil (4), rammed layer (401) is installed to the both sides of subbase (402), way side piece (1) is installed at the top of rammed layer (401), semi-rigid basic unit (3) is installed at the top of subbase (402), thick pitch piece (7) is installed at the top of semi-rigid basic unit (3), main pitch layer (2) is installed at the top of thick pitch piece (7), thin pitch (6) is installed at the top of main pitch layer (2), anti-crack subsides (5) are installed at the top of thin pitch (6), the inside of anti-crack subsides (5) is equipped with sand layer (505), the bottom of sand layer (505) is attached with pitch base (504), the bottom of pitch base (504) is attached with net cloth (503), the bottom of net cloth (503) is attached with sealing layer (502), an adhesive layer (501) is attached to the bottom of the sealing layer (502).

2. The asphalt pavement protecting structure with crack resistance function according to claim 1, wherein: the road side block is characterized in that a drainage groove (101) is formed in the top of the road side block (1), a stop block (103) is installed on one side of the top of the road side block (1), and a drainage pipe (102) is installed inside the stop block (103).

3. The asphalt pavement protecting structure with crack resistance function according to claim 1, wherein: an asphalt body (602) is arranged inside the fine asphalt (6), two groups of transverse glass fiber grids (601) are arranged above the asphalt body (602), and a vertical glass fiber grid (603) is arranged at the top of each transverse glass fiber grid (601).

4. The asphalt pavement protecting structure with crack resistance function according to claim 1, wherein: the anti-cracking paste (5) is made of a fragile material.

5. The asphalt pavement protecting structure with crack resistance function according to claim 1, wherein: the sub-base layer (402) is filled with crushed stone.