CN218892321U

CN218892321U - Rubber composite waterproof coiled material

Info

Publication number: CN218892321U
Application number: CN202223148740.9U
Authority: CN
Inventors: 薛中信
Original assignee: Jindun Building Materials Tangshan Co ltd
Current assignee: Jindun Building Materials Tangshan Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-04-21
Anticipated expiration: 2032-11-28

Abstract

The utility model discloses a rubber composite waterproof coiled material, which comprises a styrene-butadiene rubber layer, wherein the inner wall of the styrene-butadiene rubber layer is fixedly connected with a second anti-tearing layer, both sides of the styrene-butadiene rubber layer are respectively and fixedly connected with a first anti-tearing layer, one side of the first anti-tearing layer, which is far away from the styrene-butadiene rubber layer, is fixedly connected with an anti-corrosion layer, and the surface of the anti-corrosion layer is fixedly connected with an asphalt layer. When the waterproof coiled material is used, the second tearing-resistant layer is arranged in the styrene-butadiene rubber layer at the innermost side of the waterproof coiled material, the second tearing-resistant layer comprises the aramid fiber and the polypropylene fiber, the aramid fiber and the polypropylene fiber have high strength, high elasticity and high wear resistance, the aramid fiber and the polypropylene fiber are positioned at the innermost side of the waterproof coiled material, and the integral strength and toughness of the waterproof coiled material can be enhanced through braiding and compounding, so that the waterproof coiled material is prevented from being damaged due to collision and pulling of external force.

Description

Rubber composite waterproof coiled material

Technical Field

The utility model relates to the field of waterproof coiled materials, in particular to a rubber composite waterproof coiled material.

Background

The waterproof coiled material is mainly used for building walls, roofs, tunnels, roads, landfill sites and the like, plays a role in resisting external rainwater and groundwater leakage, is a flexible coiled building material product, is used as a non-leakage connection between an engineering foundation and a building, is a first waterproof barrier of the whole engineering, and plays a vital role in the whole engineering.

However, in the prior art, when the waterproof coiled material is in actual use, the waterproof coiled material is easy to tear and damage in the concrete pouring process, and the concrete is likely to crack in the coagulation process, so that the waterproof coiled material is cracked, and water is further oozed out from the gap.

Disclosure of Invention

The utility model aims to provide a rubber composite waterproof coiled material, which aims to solve the problems that after the waterproof coiled material is installed, the waterproof coiled material is easy to tear and break in the concrete pouring process, and the waterproof coiled material is cracked due to the fact that cracking possibly occurs in the concrete condensing process, and water seeps out from a gap.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the anti-tearing rubber comprises a styrene-butadiene rubber layer, wherein a second anti-tearing layer is fixedly connected to the inner wall of the styrene-butadiene rubber layer, first anti-tearing layers are fixedly connected to the two sides of the styrene-butadiene rubber layer respectively, an anti-corrosion layer is fixedly connected to one side, away from the styrene-butadiene rubber layer, of the first anti-tearing layer, an asphalt layer is fixedly connected to the surface of the anti-corrosion layer, and a polyvinyl chloride film is fixedly connected to the surface of the asphalt layer.

Preferably, the second tear resistant layer comprises aramid fibers and polypropylene fibers.

Preferably, the aramid fiber and the polypropylene fiber are in a knitting shape, and the surface of the aramid fiber and the surface of the polypropylene fiber are fixedly connected with the inner wall of the styrene-butadiene rubber layer.

Preferably, the first tear-resistant layer comprises a carbon fiber cloth and a polyvinyl alcohol fiber layer.

Preferably, the surface of the carbon fiber cloth is fixedly connected with the surface of the styrene-butadiene rubber layer, the surface of the polyvinyl alcohol fiber layer is fixedly connected with the surface of the corrosion-resistant layer, and the surface of the carbon fiber cloth is fixedly connected with the surface of the polyvinyl alcohol fiber layer.

Preferably, the corrosion resistant layer comprises a polytetrafluoroethylene layer and a polyethylene terephthalate layer.

Preferably, the surface of the polytetrafluoroethylene layer is fixedly connected with the surface of the first tear-resistant layer, and the surface of the polytetrafluoroethylene layer is fixedly connected with the surface of the polyethylene terephthalate layer.

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

1. the second tearing-resistant layer is arranged in the styrene-butadiene rubber layer at the innermost side of the waterproof coiled material, the second tearing-resistant layer comprises the aramid fiber and the polypropylene fiber, the aramid fiber and the polypropylene fiber have high strength, high elasticity and high wear resistance, the aramid fiber and the polypropylene fiber are positioned at the innermost side of the waterproof coiled material, the strength and the toughness of the whole waterproof coiled material can be enhanced through braiding and compounding, the waterproof coiled material is prevented from being damaged due to collision and pulling of external force, the first tearing-resistant layers are respectively arranged at the two sides of the styrene-butadiene rubber layer, the first tearing-resistant layers are positioned in the interlayer of the waterproof coiled material, the first tearing-resistant layers comprise the carbon fiber cloth and the polyvinyl alcohol fiber layer, and the carbon fiber cloth and the polyvinyl alcohol fiber layer have the characteristic of high strength, so that the strength and the toughness of the whole waterproof coiled material can be enhanced;

2. the waterproof coiled material is also provided with the anti-corrosion layers at the outer sides, the anti-corrosion layers comprise the polytetrafluoroethylene layers and the polyethylene terephthalate layers, the polytetrafluoroethylene layers have the characteristics of corrosion resistance and aging resistance, and the polyethylene terephthalate layers are oil-resistant, acid-resistant, alkali-resistant and resistant to most solvents, so that the waterproof coiled material cannot age after long time, and the corrosion resistance and the stability of the waterproof coiled material can be enhanced by arranging the polyethylene terephthalate layers and the polytetrafluoroethylene layers at the outermost sides of the waterproof coiled material.

Drawings

Fig. 1 is a front sectional view of the whole structure of a rubber composite waterproof coiled material;

FIG. 2 is a front sectional view of a corrosion resistant layer structure of a rubber composite waterproof roll of the utility model;

fig. 3 is a front sectional view of a first tear-resistant layer structure of a rubber composite waterproof roll according to the present utility model;

fig. 4 is a front sectional view of a second tear-resistant layer structure of the rubber composite waterproof roll of the present utility model.

In the figure: 1. a polyvinyl chloride film; 2. an asphalt layer; 3. an anti-corrosion layer; 4. a first tear resistant layer; 5. a styrene-butadiene rubber layer; 6. a second tear resistant layer; 7. a polytetrafluoroethylene layer; 8. a polyethylene terephthalate layer; 9. a carbon fiber cloth; 10. a polyvinyl alcohol fiber layer; 11. an aramid fiber; 12. a polypropylene fiber.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the waterproof plastic comprises a styrene-butadiene rubber layer 5, wherein the styrene-butadiene rubber layer 5 is made of a copolymer of butadiene and styrene, and is characterized by wear resistance and ageing resistance, the waterproof plastic is low in elasticity, flex resistance and tear resistance are poor, the second tear-resistant layer 6 is fixedly connected to the inner wall of the styrene-butadiene rubber layer 5, the first tear-resistant layer 4 is fixedly connected to two sides of the styrene-butadiene rubber layer 5 respectively, the corrosion-resistant layer 3 is fixedly connected to one side of the first tear-resistant layer 4 away from the styrene-butadiene rubber layer 5, the asphalt layer 2 is fixedly connected to the surface of the corrosion-resistant layer 3, a waterproof coiled material is conveniently adhered to a wall body or the ground through the asphalt layer 2, the polyvinyl chloride film 1 is fixedly connected to the surface of the asphalt layer 2, and the polyvinyl chloride film 1 can separate the asphalt layer 2 from other parts to prevent adhesion.

The second tear-resistant layer 6 comprises aramid fiber 11 and polypropylene fiber 12, the aramid fiber 11 is fully called poly-paraphenylene terephthalamide, and has the advantages of super-high strength, acid and alkali resistance and light weight, the longitudinal surface of the polypropylene fiber 12 is straight and smooth, the section is circular, and the polypropylene fiber has the characteristics of high strength, large elongation and excellent elasticity.

The aramid fiber 11 and the polypropylene fiber 12 are in a knitting shape, the surface of the aramid fiber 11 and the surface of the polypropylene fiber 12 are fixedly connected with the inner wall of the styrene-butadiene rubber layer 5, the strength and toughness between the aramid fiber 11 and the polypropylene fiber 12 can be enhanced, the aramid fiber 11 and the polypropylene fiber 12 are positioned at the innermost side of the waterproof coiled material, and the overall strength and toughness of the waterproof coiled material can be improved.

The first tear-resistant layer 4 comprises a carbon fiber cloth 9 and a polyvinyl alcohol fiber layer 10, and the carbon fiber cloth 9 is a unidirectional carbon fiber reinforced product and has high strength, small density and thin thickness.

The surface of the carbon fiber cloth 9 is fixedly connected with the surface of the styrene-butadiene rubber layer 5, the surface of the polyvinyl alcohol fiber layer 10 is fixedly connected with the surface of the anti-corrosion layer 3, the surface of the carbon fiber cloth 9 is fixedly connected with the surface of the polyvinyl alcohol fiber layer 10, the carbon fiber cloth 9 is positioned on one side, close to the styrene-butadiene rubber layer 5, of the first anti-tearing layer 4, the polyvinyl alcohol fiber layer 10 is positioned on one side, far away from the styrene-butadiene rubber layer 5, of the first anti-tearing layer 4, the polyvinyl alcohol fiber layer 10 is a synthetic fiber which is processed by adopting high-quality polyvinyl alcohol with high polymerization degree as a raw material and adopting a specific advanced technology, and has the characteristics of high strength and acid and alkali resistance.

The corrosion resistant layer 3 comprises a polytetrafluoroethylene layer 7 and a polyethylene terephthalate layer 8, wherein the polytetrafluoroethylene layer 7 is a high molecular polymer prepared by polymerizing tetrafluoroethylene serving as a monomer, has excellent chemical stability, corrosion resistance and aging resistance, and the polyethylene terephthalate layer 8 has good mechanical properties and has the characteristics of oil resistance, dilute acid resistance, dilute alkali resistance and most solvents resistance.

The surface of polytetrafluoroethylene layer 7 is fixedly connected with the surface of first tear resistant layer 4, the surface of polytetrafluoroethylene layer 7 is fixedly connected with the surface of polyethylene terephthalate layer 8, polytetrafluoroethylene layer 7 is located in corrosion resistant layer 3 and is close to the one side of first tear resistant layer 4, polyethylene terephthalate layer 8 is located in corrosion resistant layer 3 and is kept away from the one side of first tear resistant layer 4, one of them polyethylene terephthalate layer 8's opposite side is connected with pitch layer 2.

Working principle: the styrene-butadiene rubber layer 5 is located the waterproofing membrane innermost, be provided with second tear resistant layer 6 in styrene-butadiene rubber layer 5 inside, include aramid fiber 11 and polypropylene fiber 12 in second tear resistant layer 6, aramid fiber 11 and polypropylene fiber 12 all have high strength, high elasticity and high wearability, and aramid fiber 11 and polypropylene fiber 12 are located the waterproofing membrane innermost, the rethread is woven the complex, can strengthen the holistic intensity and the toughness of waterproofing membrane, prevent that waterproofing membrane from receiving external force collision and pulling and leading to the waterproofing membrane to appear damaging, through set up first tear resistant layer 4 respectively in styrene-butadiene rubber layer 5 both sides, first tear resistant layer 4 is located the inside intermediate layer of waterproofing membrane, contain carbon fiber cloth 9 and polyvinyl alcohol fiber layer 10 in first tear resistant layer 4, carbon fiber cloth 9 and polyvinyl alcohol fiber layer 10 all have high strength's characteristics, can strengthen the holistic intensity and toughness of waterproofing membrane, all be provided with corrosion resistant layer 3 in the waterproofing membrane outside respectively, corrosion resistant layer 3 is interior to contain polytetrafluoroethylene layer 7 and polyethylene terephthalate layer 8, corrosion resistant layer 7 has corrosion resistant layer 7, corrosion resistant layer 7 has the characteristics, corrosion resistant layer 7 and corrosion resistant layer can be more and can take place to the ageing to the waterproofing membrane in the most cases in the waterproofing membrane, the ageing-resistant layer is difficult to take place at the waterproof membrane is difficult to take place, the most of the time of the waterproof membrane is difficult to be had, the ageing to the waterproof membrane is more than the waterproof membrane is separated to the corrosion resistant layer is arranged at the most to the layer 2, can be more than the corrosion resistant layer is more than the waterproof membrane is more than the base-resistant layer is more to the layer is more than can be attached to the corrosion resistant layer is more than the layer is more to the adhesive layer is.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rubber composite waterproof coiled material, includes styrene butadiene rubber layer (5), its characterized in that: the anti-tearing device comprises a styrene-butadiene rubber layer (5), wherein a second anti-tearing layer (6) is fixedly connected to the inner wall of the styrene-butadiene rubber layer (5), a first anti-tearing layer (4) is fixedly connected to the two sides of the styrene-butadiene rubber layer (5), an anti-corrosion layer (3) is fixedly connected to one side, away from the styrene-butadiene rubber layer (5), of the first anti-tearing layer (4), an asphalt layer (2) is fixedly connected to the surface of the anti-corrosion layer (3), and a polyvinyl chloride film (1) is fixedly connected to the surface of the asphalt layer (2).

2. The rubber composite waterproof roll as claimed in claim 1, wherein: the second tear-resistant layer (6) comprises aramid fibers (11) and polypropylene fibers (12).

3. The rubber composite waterproof roll as claimed in claim 2, wherein: the aramid fiber (11) and the polypropylene fiber (12) are in a knitting shape, and the surface of the aramid fiber (11) and the surface of the polypropylene fiber (12) are fixedly connected with the inner wall of the styrene-butadiene rubber layer (5).

4. The rubber composite waterproof roll as claimed in claim 1, wherein: the first tearing-resistant layer (4) comprises a carbon fiber cloth (9) and a polyvinyl alcohol fiber layer (10).

5. The rubber composite waterproof roll as claimed in claim 4, wherein: the surface of the carbon fiber cloth (9) is fixedly connected with the surface of the styrene-butadiene rubber layer (5), the surface of the polyvinyl alcohol fiber layer (10) is fixedly connected with the surface of the corrosion-resistant layer (3), and the surface of the carbon fiber cloth (9) is fixedly connected with the surface of the polyvinyl alcohol fiber layer (10).

6. The rubber composite waterproof roll as claimed in claim 1, wherein: the corrosion resistant layer (3) comprises a polytetrafluoroethylene layer (7) and a polyethylene terephthalate layer (8).

7. The rubber composite waterproof roll as claimed in claim 6, wherein: the surface of the polytetrafluoroethylene layer (7) is fixedly connected with the surface of the first tearing-resistant layer (4), and the surface of the polytetrafluoroethylene layer (7) is fixedly connected with the surface of the polyethylene terephthalate layer (8).