CN218315605U

CN218315605U - Anti-cracking base cloth for asphalt pavement

Info

Publication number: CN218315605U
Application number: CN202222216030.9U
Authority: CN
Inventors: 李良飞
Original assignee: Wujiang Fuhua Textile Co ltd
Current assignee: Wujiang Fuhua Textile Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2023-01-17
Anticipated expiration: 2032-08-23

Abstract

The utility model belongs to the technical field of the crack control cloth, especially, a crack control base cloth for bituminous paving, the following scheme is proposed at present, including waterproof base face, waterproof base face includes that base cloth face and base cloth face top outer wall are compound has first water absorption face, and base cloth face top outer wall opens the bleeder vent that has the equidistance and distributes, the bleeder vent inner wall is compound has the water guide line, base cloth face bottom outer wall is compound has the second water absorption face, and the second water absorption face bottom outer wall is compound has the lime fiber face. The utility model discloses a compound surface coating's anti-corrosion coating can be making the surface fabric have anti-corrosion effect, can absorb the rainwater of the entering of preliminary entering through the first surface of absorbing water that sets up, then can carry out the water conservancy diversion to the rainwater that gets into through the water guideline that sets up, and the second of discharging carries out the secondary and absorbs on absorbing water to the lime fiber face that utilizes the setting can be dried the rainwater of entering, prevents that the rainwater from invading for a long time and leading to the surface fabric to damage.

Description

Anti-cracking base cloth for asphalt pavement

Technical Field

The utility model relates to a crack control cloth technical field especially relates to a crack control base cloth for bituminous paving.

Background

As the sea level is high and the temperature difference is large in the Tibet and Xinjiang areas of China, road surfaces are constantly influenced by freeze-thaw cycles and the subgrade is not uniformly settled, asphalt road surfaces are easy to crack, water infiltration is formed, and further damage and serious damage of the road surfaces are caused, so that the anti-cracking base cloth is added into the reconstructed road and the newly-built road, the generation of semi-rigid base layer reflection cracks can be effectively reduced and delayed, and the water infiltration is prevented.

Traditional anti-cracking base cloth overall performance is relatively poor, because be in these areas that climatic environment is abominable for a long time, anti-cracking base cloth often can be given the erosion by rainwater under permeating, consequently, under the condition that does not increase the construction degree of difficulty and implement the degree of difficulty, needs to provide a better performance, the higher anti-cracking base cloth of intensity.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an anti-cracking base cloth for an asphalt pavement.

In order to realize the purpose, the utility model adopts the following technical scheme:

an anti-cracking base cloth for an asphalt pavement comprises a waterproof base surface, wherein the waterproof base surface comprises a base cloth surface and a first water absorption surface compounded on the outer wall of the top of the base cloth surface, air holes distributed at equal intervals are formed in the outer wall of the top of the base cloth surface, a water guide line is compounded on the inner wall of each air hole, a second water absorption surface is compounded on the outer wall of the bottom of the base cloth surface, and a lime fiber surface is compounded on the outer wall of the bottom of the second water absorption surface;

the outer wall of the bottom of the waterproof base surface is sewn with a polypropylene surface, the polypropylene surface comprises polypropylene fiber lines, chemical fiber lines and wood fiber lines, and the outer wall of the top of the waterproof base surface is sewn with a composite layer.

Preferably, the composite layer comprises lyocell fiber threads distributed at equal intervals and polyester fiber threads fixed on the outer wall of the lyocell fiber threads and distributed transversely at equal intervals, the outer walls of the lyocell fiber threads and the polyester fiber threads are crosswise provided with modal fiber threads, and the joints of the lyocell fiber threads, the polyester fiber threads and the modal fiber threads are sewed with coils.

Preferably, the chemical fiber threads are distributed at equal intervals in the transverse direction, the wood fiber threads are distributed at equal intervals in the longitudinal direction on the outer wall of the chemical fiber threads, and the polypropylene fiber threads are distributed at the outer walls of the chemical fiber threads and the wood fiber threads in a crossed manner.

Preferably, the thickness of the waterproof base surface is 1.5-1.8mm, the thickness of the polypropylene surface is 1-1.3mm, and the thickness of the composite layer is 1.2-1.5mm.

Preferably, the outer wall of the composite layer is coated with an anti-corrosion coating, and the thickness of the anti-corrosion coating is 0.5-1mm.

The beneficial effects of the utility model are that:

the anti-corrosion coating through compound face surface coating can be making the surface fabric have anticorrosive effect, can absorb the rainwater of the entering of preliminary entering through the first surface of absorbing water that sets up, then can carry out the water conservancy diversion to the rainwater that gets into through the water guide line that sets up, and the second of discharging absorbs water and carries out the secondary and absorbs on the face to utilize the lime fiber face that sets up to dry the rainwater of entering, prevent that the rainwater from invading for a long time and leading to the surface fabric to damage.

Drawings

Fig. 1 is a sectional view of a base cloth surface structure of an anti-cracking base cloth for an asphalt pavement, which is provided by the utility model;

FIG. 2 is a structural composition diagram of a polypropylene surface of an anti-cracking base fabric for asphalt pavement, which is provided by the utility model;

fig. 3 is a structural composition diagram of a composite surface of an anti-cracking base fabric for an asphalt pavement, which is provided by the utility model;

fig. 4 is the utility model provides an overall structure cross-sectional view of an anti-cracking base cloth for bituminous paving.

In the figure: 1 waterproof basal plane, 101 basal plane surface, 102 first water absorption surface, 103 air holes, 104 water guide line, 105 second water absorption surface, 106 lime fiber surface, 2 polypropylene surface, 201 polypropylene fiber thread, 202 chemical fiber thread, 203 wood fiber thread, 3 composite layer, 301 lyocell fiber thread, 302 modal fiber thread, 303 polyester fiber thread and 304 thread buckle.

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.

Embodiment 1, referring to fig. 1 to 4, an anti-cracking base cloth for an asphalt pavement comprises a waterproof base cloth 1, wherein the waterproof base cloth 1 comprises a base cloth surface 101 and a first water absorption surface 102 compounded on the outer wall of the top of the base cloth surface 101, air holes 103 distributed at equal intervals are formed in the outer wall of the top of the base cloth surface 101, water guide lines 104 are compounded on the inner walls of the air holes 103, a second water absorption surface 105 is compounded on the outer wall of the bottom of the base cloth surface 101, and a lime fiber surface 106 is compounded on the outer wall of the bottom of the second water absorption surface 105;

in order to accurately describe the thickness of each surface, the thickness of the waterproof base surface 1 is 1.5-1.8mm, the thickness of the polypropylene surface 2 is 1-1.3mm, and the thickness of the composite layer 3 is 1.2-1.5mm;

in order to accurately describe the connection structure of the outer wall of the composite layer 3, the outer wall of the composite layer 3 is coated with the corrosion-resistant coating, and the thickness of the corrosion-resistant coating is 0.5-1mm.

Embodiment 2, referring to fig. 1 to 4, this embodiment is optimized based on embodiment 1, specifically:

the outer wall of the bottom of the waterproof base surface 1 is sewn with a polypropylene surface 2, the polypropylene surface 2 comprises polypropylene fiber threads 201, chemical fiber threads 202 and wood fiber threads 203, and the outer wall of the top of the waterproof base surface 1 is sewn with a composite layer 3;

in order to accurately describe the structural composition of the composite layer 3, the composite layer 3 comprises lyocell fiber threads 301 distributed at equal intervals and polyester fiber threads 303 fixed on the outer walls of the lyocell fiber threads 301 and transversely distributed at equal intervals, the outer walls of the lyocell fiber threads 301 and the polyester fiber threads 303 are crosswise provided with modal fiber threads 302, and the joints of the lyocell fiber threads 301, the polyester fiber threads 303 and the modal fiber threads 302 are sewed with coils 304;

in order to accurately describe the position distribution of the polypropylene fiber threads 201, the chemical fiber threads 202 and the wood fiber threads 203, the chemical fiber threads 202 are distributed in a transverse direction at equal intervals, the wood fiber threads 203 are distributed on the outer wall of the chemical fiber threads 202 in a longitudinal direction at equal intervals, and the polypropylene fiber threads 201 are distributed on the outer walls of the chemical fiber threads 202 and the wood fiber threads 203 in a crossed manner.

The anti-corrosion coating coated on the surface of the composite surface 3 can enable the fabric to have an anti-corrosion effect, rainwater entering the fabric preliminarily can be absorbed through the first water absorption surface 102, then the rainwater entering the fabric can be guided through the set water guide line 104, secondary absorption is carried out on the second water absorption surface 105, the rainwater entering the fabric can be dried through the set lime fiber surface 106, and the fabric is prevented from being damaged due to the fact that rainwater enters the fabric for a long time.

The working principle is as follows: waterproof base face 1 includes that base cloth face 101 and base cloth face 101 top outer wall are compound has first water absorption face 102, base cloth face 101 top outer wall is opened has equidistance distribution's bleeder vent 103, bleeder vent 103 inner wall is compound has water guide 104, base cloth face 101 bottom outer wall is compound has second water absorption face 105, second water absorption face 105 bottom outer wall is compound has lime fiber face 106, the rainwater of preliminary entering the entering can be absorbed through the first water absorption face 102 that sets up, then can carry out the water conservancy diversion to the rainwater that gets into through the water guide line 104 that sets up, arrange and carry out the secondary absorption on the second water absorption face 105, and utilize the lime fiber face 106 that sets up to dry the rainwater that gets into.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. An anti-cracking base cloth for an asphalt pavement comprises a waterproof base cloth (1) and is characterized in that the waterproof base cloth (1) comprises a base cloth surface (101) and a first water absorption surface (102) compounded on the outer wall of the top of the base cloth surface (101), air holes (103) distributed at equal intervals are formed in the outer wall of the top of the base cloth surface (101), water guide lines (104) are compounded on the inner walls of the air holes (103), a second water absorption surface (105) is compounded on the outer wall of the bottom of the base cloth surface (101), and a lime fiber surface (106) is compounded on the outer wall of the bottom of the second water absorption surface (105);

the outer wall of the bottom of the waterproof base surface (1) is sewn with a polypropylene surface (2), the polypropylene surface (2) comprises polypropylene fiber threads (201), chemical fiber threads (202) and wood fiber threads (203), and the outer wall of the top of the waterproof base surface (1) is sewn with a composite layer (3).

2. The anti-cracking base cloth for the asphalt pavement according to claim 1, wherein the composite layer (3) comprises lyocell fiber threads (301) distributed at equal intervals and polyester fiber threads (303) fixed on the outer walls of the lyocell fiber threads (301) and distributed transversely at equal intervals, the outer walls of the lyocell fiber threads (301) and the polyester fiber threads (303) are crosswise provided with modal fiber threads (302), and the joints of the lyocell fiber threads (301), the polyester fiber threads (303) and the modal fiber threads (302) are sewed with coils (304).

3. The anti-cracking base cloth for the asphalt pavement according to claim 1, wherein the chemical fiber threads (202) are transversely equidistantly distributed, the wood fiber threads (203) are longitudinally equidistantly distributed on the outer wall of the chemical fiber threads (202), and the polypropylene fiber threads (201) are crossly distributed on the outer walls of the chemical fiber threads (202) and the wood fiber threads (203).

4. The anti-cracking base cloth for the asphalt pavement as claimed in claim 1, wherein the waterproof base cloth (1) is 1.5-1.8mm thick, the polypropylene face (2) is 1-1.3mm thick, and the composite layer (3) is 1.2-1.5mm thick.

5. The anti-cracking base fabric for asphalt pavements according to claim 1, wherein the outer wall of the composite layer (3) is coated with an anti-corrosion coating, and the thickness of the anti-corrosion coating is 0.5-1mm.