CN216885643U

CN216885643U - High-performance anti-seepage composite geomembrane

Info

Publication number: CN216885643U
Application number: CN202120550495.0U
Authority: CN
Inventors: 吕艳萍; 晏祥雄
Original assignee: Yunnan Lianmai Geotechnical Material Manufacturing Co ltd
Current assignee: Yunnan Lianmai Geotechnical Material Manufacturing Co ltd
Priority date: 2021-03-17
Filing date: 2021-03-17
Publication date: 2022-07-05
Anticipated expiration: 2031-03-17

Abstract

The utility model relates to the technical field of composite geomembranes, in particular to a high-performance anti-seepage composite geomembrane. The anti-seepage film has the advantages that the design is ingenious, the anti-seepage capability of the film body can be enhanced by the anti-seepage film, the upper protective film and the lower protective film can provide certain protective capability for the film body, the film body is more durable, the abrasion resistance is high, the strength of the film body can be enhanced by the reinforcing layer, the tearing resistance of the film body is further improved, the friction force between the film body and the interface of surrounding media can be increased by the arrangement of the anti-skidding salient points and the rough surface, and the sliding condition of the film body in the use process of a waterproof and anti-seepage project can be avoided.

Description

High-performance anti-seepage composite geomembrane

Technical Field

The utility model relates to the technical field of composite geomembranes, in particular to a high-performance impermeable composite geomembrane.

Background

The composite geomembrane is widely applied to canal seepage-proofing engineering. The great application and the effect of the geosynthetic material in civil engineering, particularly in flood control and emergency work, arouse the high attention of the majority of engineering technicians. For the application technology of the geosynthetics, the state puts forward the normative technical requirements from the aspects of seepage prevention, reverse filtration, drainage, reinforcement, protection and the like, and the popularization and application pace of new materials is greatly accelerated. The material is widely applied to irrigation area channel seepage-proofing engineering, and is combined with construction practices and application technologies of shallow speaking composite geomembranes.

The surface of the existing composite geomembrane is smooth, the phenomenon of sliding is easy to occur after the existing composite geomembrane is laid, in addition, when the composite geomembrane is kept still for a long time, more dust and impurities are accumulated on the surface of the composite geomembrane, the composite geomembrane is required to be cleaned before being laid, the time waste is caused, and the construction progress is delayed, so that the high-permeability composite geomembrane is provided by technical personnel in the field, and the problems in the background art are solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-performance impermeable composite geomembrane to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a compound geomembrane is passed through in high performance prevention of seepage, includes transparent dust-proof membrane, the below of transparent dust-proof membrane is provided with the membrane body, and the one end of transparent dust-proof membrane is provided with easily tears the piece.

As a further scheme of the present invention, the film body includes a base film, an anti-permeation film is disposed above the base film, a lower protective film is disposed below the base film, a reinforcing layer is fixed between the base film and the lower protective film, an upper protective film is fixed above the anti-permeation film, anti-slip bumps are uniformly disposed above the upper protective film, and a rough surface is fixed below the lower protective film.

As a further aspect of the present invention, the transparent dustproof film is a member made of PE, and an integrally formed structure is formed between the transparent dustproof film and the easy-to-tear sheet.

As a further scheme of the utility model, the anti-permeation film is a component made of EVA materials, and the thickness of the anti-permeation film is not less than 0.05 mm.

As a further aspect of the present invention, the anti-slip bump is a rubber member, and the anti-slip bump has a hemispherical structure.

As a further scheme of the utility model, the reinforcing layer is connected with the base film and the lower protective film through gluing, and the reinforcing layer is of a grid-shaped structure.

Compared with the prior art, the utility model has the beneficial effects that: the utility model has novel design and simple structure:

1. the anti-seepage film can enhance the anti-seepage capability of the film body, the upper protective film and the lower protective film can provide certain protective capability for the film body, so that the film body is more durable and has strong abrasion resistance, the reinforcing layer can enhance the strength of the film body, the tearing resistance of the film body is further improved, the friction force between the film body and the surrounding medium interface can be increased due to the arrangement of the anti-skidding salient points and the rough surface, and the sliding condition of the film body in the use process of a waterproof and anti-seepage project can be avoided;

2. under the long-time condition of stewing of the lamina membranacea, the transparent dustproof membrane can prevent dust, impurity and the like in the external environment from dropping on the surface of the lamina membranacea, thereby avoiding the work of cleaning when laying, and before the lamina membranacea is put into use, the transparent dustproof membrane can be torn off by utilizing the easy-to-tear piece, which is convenient and practical.

Drawings

Fig. 1 is a schematic structural view of a high performance impermeable composite geomembrane;

fig. 2 is a schematic view of a cross-sectional structure in a high performance impermeable composite geomembrane;

fig. 3 is an enlarged schematic view of the high performance impermeable composite geomembrane at a point a in fig. 2.

In the figure: 1. a transparent dust-proof film; 2. an easy-to-tear tab; 3. a membrane body; 31. a base film; 32. an anti-permeation membrane; 33. covering a protective film; 34. anti-skid bumps; 35. a reinforcing layer; 36. a lower protective film; 37. rough surface.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the utility model, a high-performance impermeable composite geomembrane comprises a transparent dustproof membrane 1, a membrane body 3 is arranged below the transparent dustproof membrane 1, and an easy-tearing piece 2 is arranged at one end of the transparent dustproof membrane 1, so that the transparent dustproof membrane 1 can prevent dust, impurities and the like in the external environment from falling on the surface of the membrane body 3 under the condition that the membrane body 3 is kept still for a long time, the work of cleaning during laying is avoided, and before the geomembrane is put into use, the transparent dustproof membrane 1 can be torn off by the easy-tearing piece 2, and the geomembrane is convenient and practical.

In fig. 3, the membrane body 3 comprises a base membrane 31, above which base membrane 31 is arranged a permeation-preventing membrane 32, a lower protective film 36 is arranged below the base film 31, a reinforcing layer 35 is fixed between the base film 31 and the lower protective film 36, an upper protective film 33 is fixed above the anti-seepage film 32, anti-skid convex points 34 are uniformly arranged above the upper protective film 33, a rough surface 37 is fixed below the lower protective film 36, the anti-seepage film 32 can enhance the anti-seepage capability of the film body 3, the upper protective film 33 and the lower protective film 36 can provide certain protective capability for the film body 3, so that the film body 3 is more durable and has strong abrasion resistance, the reinforcing layer 35 can enhance the strength of the film body 3, and then improve its anti-tear ability, the setting of antiskid bump 34 and rough surface 37 can increase the frictional force between membrane body and the medium interface of circumference, can avoid the gliding condition of membrane body 3 to appear in waterproof prevention of seepage engineering use.

In fig. 1, transparent dustproof film 1 is a member made of PE material, and transparent dustproof film 1 and easy-to-tear piece 2 are integrally formed, and under the condition that film body 3 is kept still for a long time, transparent dustproof film 1 can prevent dust, impurities and the like in the external environment from dropping on the surface of film body 3, so that the work of cleaning when laying is avoided, and before being put into use, transparent dustproof film 1 can be torn off by using easy-to-tear piece 2, which is convenient and practical.

In fig. 3, the permeation-prevention film 32 is a member made of EVA, and the thickness of the permeation-prevention film 32 is not less than 0.05mm, and the permeation-prevention film 32 can enhance the permeation-prevention capability of the membrane body 3.

In fig. 1, the anti-slip bumps 34 are rubber members, and the anti-slip bumps 34 are hemispherical structures, so that the friction between the membrane and the surrounding medium interface can be increased, and the membrane 3 can be prevented from slipping during the use of the waterproof and impermeable engineering.

In fig. 3, the reinforcing layer 35 is connected to the base film 31 and the lower protective film 36 by gluing, the reinforcing layer 35 is in a grid structure, and the reinforcing layer 35 can enhance the strength of the film body 3, thereby improving the tearing resistance.

The working principle of the utility model is as follows: prevention of seepage membrane 32 can strengthen the prevention of seepage ability of the membrane body 3, go up protecting film 33 and lower protecting film 36 and can provide certain protective capacities for the membrane body 3, it is more durable to make the membrane body 3, wear resistance is strong, enhancement layer 35 can strengthen the intensity of the membrane body 3, and then improve its anti ability of tearing, anti-skidding bump 34 and rough surface 37's setting, can increase the frictional force between membrane body and the medium interface on every side, can avoid the gliding condition to appear in waterproof prevention of seepage engineering use of membrane body 3, in addition, under the long-time circumstances of stewing of membrane body 3, transparent dust proof membrane 1 can prevent the dust in the external environment, impurity etc. drop on the surface of membrane body 3, thereby the work of clearing up need be carried out when having avoided laying, before putting into service, the usable piece 2 that easily tears transparent dust proof membrane 1, convenience and practicality.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. A high-performance impermeable composite geomembrane comprises a transparent dustproof film (1), and is characterized in that a film body (3) is arranged below the transparent dustproof film (1), and one end of the transparent dustproof film (1) is provided with an easily-torn piece (2);

the membrane body (3) includes base film (31), the top of base film (31) is provided with prevention of seepage and passes through membrane (32), and the below of base film (31) is provided with down protecting film (36), be fixed with between base film (31) and lower protecting film (36) enhancement layer (35), the top that the prevention of seepage passed through membrane (32) is fixed with protecting film (33), the top of going up protecting film (33) evenly is provided with anti-skidding bump (34), the below of protecting film (36) is fixed with mat surface (37) down.

2. The high-performance impermeable composite geomembrane according to claim 1, wherein the transparent dustproof film (1) is a member made of PE material, and an integrally formed structure is formed between the transparent dustproof film (1) and the easy-to-tear sheet (2).

3. The high performance impermeable composite geomembrane according to claim 1, wherein said impermeable membrane (32) is a member of EVA material and the thickness of the impermeable membrane (32) is not less than 0.05 mm.

4. The high-performance impermeable composite geomembrane according to claim 1, wherein the anti-slip protrusions (34) are members made of rubber materials, and the anti-slip protrusions (34) have a hemispherical structure.

5. The high-performance impermeable composite geomembrane according to claim 1, wherein the reinforcing layer (35) is connected with the base film (31) and the lower protective film (36) by gluing, and the reinforcing layer (35) is of a grid-shaped structure.