CN215826125U - Tear-resistant high-strength composite geomembrane - Google Patents
Tear-resistant high-strength composite geomembrane Download PDFInfo
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- CN215826125U CN215826125U CN202121841791.2U CN202121841791U CN215826125U CN 215826125 U CN215826125 U CN 215826125U CN 202121841791 U CN202121841791 U CN 202121841791U CN 215826125 U CN215826125 U CN 215826125U
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Abstract
The utility model relates to the technical field of geomembranes and discloses a tear-resistant high-strength composite geomembrane. According to the composite geomembrane, the transverse yarns and the longitudinal yarns in the geomembrane are woven in a crossed manner, the composite geomembrane has double tensile and impact resistance properties under the synchronous woven liner of the transverse reinforcing yarns and the longitudinal reinforcing yarns, the waterproof bedding and the elastic liner of the geomembrane can be well subjected to waterproof isolation and elastic liner protection treatment through the waterproof layer and the rolling surface layer, and meanwhile, the corrosion resistance, the high temperature resistance and the wear resistance of the composite geomembrane can be improved under the combination of the corrosion-resistant layer and the thermal insulation layer as well as the combination of the wear-resistant layer and the isolation layer.
Description
Technical Field
The utility model relates to the technical field of geomembranes, in particular to a tear-resistant high-strength composite geomembrane.
Background
The main mechanism of the geomembrane construction site is that the water-tightness of the plastic film is used for separating a water leakage channel of the earth dam, the plastic film has larger tensile strength and elongation rate to bear water pressure and adapt to dam body deformation, and the geomembrane construction site has excellent environmental stress cracking resistance, excellent chemical corrosion resistance, larger service temperature range and longer service life, and is widely used for refuse landfill, tailing storage sites, channel seepage prevention, dam seepage prevention, subway engineering and the like.
However, the composite geomembrane in the current market has some defects, and the traditional composite geomembrane has a single membrane body composition structure and poor tear resistance in the use process, and has poor external interference resistance in the use process. Accordingly, those skilled in the art have provided a tear resistant high strength composite geomembrane to solve the problems set forth in the background art as described above.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a tear-resistant high-strength 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 of tearing high strength, includes the geotechnological layer, the corrosion-resistant layer has been laid to the top of geotechnological layer, and has laid the wearing layer in the below of geotechnological layer, the upper portion terminal surface of geotechnological layer is connected with the waterproof layer, and the bottom terminal surface of geotechnological layer is connected with the book surface course, the bottom terminal surface of corrosion-resistant layer is connected with the insulating layer, the upper portion terminal surface of wearing layer is connected with the isolation layer.
As a still further scheme of the utility model: the geotechnical layer comprises transverse yarns, the end faces of the transverse yarns are longitudinally crossed and woven with longitudinal yarns, transverse reinforcing wires are mixed in the inner sides of the transverse yarns, and longitudinal reinforcing wires are mixed in the inner sides of the longitudinal yarns.
As a still further scheme of the utility model: the transverse yarns and the longitudinal yarns form a grid-shaped structure, and the mesh size of the grid is not higher than 1cm along a diagonal line.
As a still further scheme of the utility model: the transverse reinforcing wires and the longitudinal reinforcing wires are of single-wire structures, and the transverse reinforcing wires and the longitudinal reinforcing wires are all made of copper wire components.
As a still further scheme of the utility model: the waterproof layer and the roll surface layer are both bonded with the geotechnical layer through epoxy resin glue, the waterproof layer is made of EVA materials, and the roll surface layer is made of PVC soft glue materials.
As a still further scheme of the utility model: the corrosion-resistant layer is connected with the heat-insulating layer through a water-based pressure-sensitive adhesive, the corrosion-resistant layer is carbon fiber cloth, and the heat-insulating layer is a polyurethane film.
As a still further scheme of the utility model: the wear-resistant layer is connected with the isolation layer through hot pressing, the wear-resistant layer is a butadiene rubber film, and the isolation layer is a nylon woven mesh.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the transverse yarns and the longitudinal yarns in the geomembrane are crosswise woven, so that the composite geomembrane has double tensile and impact resistance properties under the synchronous weaving liner of the transverse reinforcing yarns and the longitudinal reinforcing yarns, the tensile and tear strength of the composite geomembrane can be improved, the use stability of the composite geomembrane is enhanced, in the use process of the composite geomembrane, the waterproof bedding and the elastic liner of the geomembrane can be well subjected to waterproof isolation and elastic liner protection treatment through the waterproof layer and the rolling surface layer, and meanwhile, under the combination of the corrosion-resistant layer and the thermal insulation layer as well as the combination of the wear-resistant layer and the isolation layer, the corrosion resistance, the high temperature resistance and the wear resistance of the composite geomembrane can be improved.
Drawings
Fig. 1 is a schematic structural view of a tear resistant high strength composite geomembrane;
fig. 2 is a schematic plan view of a tear resistant high strength composite geomembrane;
fig. 3 is a schematic structural diagram of a geotechnical layer in a tear-resistant high-strength composite geomembrane.
In the figure: 1. a geotechnical layer; 11. transversely spinning; 12. transverse reinforcing wires; 13. longitudinal yarn spinning; 14. a longitudinal reinforcing wire; 2. a corrosion-resistant layer; 3. a wear layer; 4. a waterproof layer; 5. rolling a surface layer; 6. a thermal insulation layer; 7. an isolation layer.
Detailed Description
Referring to fig. 1 to 3, in the embodiment of the utility model, a tear-resistant high-strength composite geomembrane comprises a geomembrane layer 1, an anti-corrosion layer 2 is laid above the geomembrane layer 1, an anti-wear layer 3 is laid below the geomembrane layer 1, the geomembrane layer 1 comprises transverse yarns 11, longitudinal yarns 13 are longitudinally and crossly woven on the end surfaces of the transverse yarns 11, transverse reinforcing wires 12 are mixed with the inner sides of the transverse yarns 11, longitudinal reinforcing wires 14 are mixed with the inner sides of the longitudinal yarns 13, the transverse yarns 11 and the longitudinal yarns 13 form a grid structure, the mesh size of the grid is not higher than 1cm along diagonal lines, the transverse reinforcing wires 12 and the longitudinal reinforcing wires 14 are of single-filament structures, the transverse reinforcing wires 12 and the longitudinal reinforcing wires 14 are all made of copper wire materials, the transverse reinforcing wires 12 and the longitudinal reinforcing wires 14 are respectively arranged in the transverse yarns 11 and the longitudinal yarns 13 in the production process of the composite geomembrane, the transverse yarns 11 and the longitudinal yarns 13 are interwoven to form a grid-shaped structure, the grid-shaped structure formed by the transverse yarns 11 and the longitudinal yarns 13 has good uniform stress performance, and then the geotechnical layer 1 can have dual bearing performance under the condition that a synchronous liner of the transverse reinforcing wires 12 and the longitudinal reinforcing wires 14 made of copper wires is woven, so that the tensile strength and the tearing strength of the geotechnical layer 1 are improved.
The bottom end face of the corrosion-resistant layer 2 is connected with a heat-insulating layer 6, the corrosion-resistant layer 2 is connected with the heat-insulating layer 6 through a water-based pressure-sensitive adhesive, the corrosion-resistant layer 2 is carbon fiber cloth, the heat-insulating layer 6 is a polyurethane film, and in the production process of the composite geomembrane, the corrosion-resistant layer 2 and the heat-insulating layer 6 are combined and laid on the upper portion of the geotechnical layer 1, so that external dust, sewage, sunlight direct injection and other factors can be isolated, and the anti-interference performance of the composite geomembrane is improved.
The upper portion terminal surface of wearing layer 3 is connected with isolation layer 7, wearing layer 3 passes through hot pressing with isolation layer 7 and is connected, and wearing layer 3 is the cis-polybutadiene rubber membrane, isolation layer 7 is the nylon woven mesh, to compound geomembrane production process, lay in 1 bottom geotechnological layer through wearing layer 3 and isolation layer 7's combination, can improve the wear resistance of compound geomembrane in the use, the isolation layer 7 of nylon woven mesh form has good isolated liner effect simultaneously, can avoid sharp thing directly to impale compound geomembrane.
The working principle of the utility model is as follows: in the production process of the composite geomembrane, the transverse reinforcing wires 12 and the longitudinal reinforcing wires 14 are respectively arranged in the transverse spinning wires 11 and the longitudinal spinning wires 13, meanwhile, the transverse spinning wires 11 and the longitudinal spinning wires 13 are woven into a grid-shaped structure in an intersecting manner, so that the composite geomembrane has good uniform stress performance, further, under the synchronous lining weaving of the transverse reinforcing wires 12 made of copper wires and the longitudinal reinforcing wires 14, the geotechnical layer 1 can have double bearing performance, the tensile strength and the tearing strength of the geotechnical layer 1 are improved, further, the waterproof layer 4 made of EVA (ethylene vinyl acetate copolymer) is bonded to the geotechnical layer 1 through the waterproof layer 4 and the rolling surface layer 5, the waterproof layer 4 made of EVA has good waterproof performance, the external sewage can be prevented from leaking into the geotechnical layer 1, the geotechnical layer 1 is corroded, the rolling surface layer 5 made of synchronous PVC soft rubber has good elastic lining capability, and the connection structure of the geotechnical layer 1 can be prevented from being damaged by external sharp objects, further lay on 1 upper portion of geotechnological layer through the combination with corrosion-resistant layer 2 and insulating layer 6, can be isolated to factors such as external dust, sewage, sunshine is penetrated directly, improve the anti interference ability of compound geomembrane, synchronous combination through wearing layer 3 and isolation layer 7 is laid in 1 bottom of geotechnological layer, can improve the wear resistance of compound geomembrane in the use, isolation layer 7 of nylon woven mesh form has good isolated liner effect simultaneously, can avoid sharp thing directly to impale compound geomembrane.
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 (7)
1. The utility model provides a compound geomembrane of tearing high strength, includes geotechnological layer (1), its characterized in that, corrosion-resistant layer (2) have been laid to the top of geotechnological layer (1), and the below of geotechnological layer (1) has laid wearing layer (3), the upper portion terminal surface of geotechnological layer (1) is connected with waterproof layer (4), and the bottom terminal surface of geotechnological layer (1) is connected with roll surface course (5), the bottom terminal surface of corrosion-resistant layer (2) is connected with insulating layer (6), the upper portion terminal surface of wearing layer (3) is connected with isolation layer (7).
2. The tear-resistant high-strength composite geomembrane according to claim 1, wherein the geotechnical layer (1) comprises transverse yarns (11), the end surfaces of the transverse yarns (11) are longitudinally and crosswise woven with longitudinal yarns (13), transverse reinforcing filaments (12) are mixed with the inner sides of the transverse yarns (11), and longitudinal reinforcing filaments (14) are mixed with the inner sides of the longitudinal yarns (13).
3. The tear-resistant high-strength composite geomembrane according to claim 2, wherein the transverse yarns (11) and the longitudinal yarns (13) form a grid structure, and the mesh size of the grid is not higher than 1cm along a diagonal line.
4. The tear-resistant high-strength composite geomembrane according to claim 2, wherein the transverse reinforcing wires (12) and the longitudinal reinforcing wires (14) are of a single-wire structure, and the transverse reinforcing wires (12) and the longitudinal reinforcing wires (14) are all made of copper wire material components.
5. The tear-resistant high-strength composite geomembrane according to claim 1, wherein the waterproof layer (4) and the roll-up layer (5) are both bonded with the geomembrane (1) through epoxy resin glue, the waterproof layer (4) is made of EVA materials, and the roll-up layer (5) is made of PVC soft glue materials.
6. The tear-resistant high-strength composite geomembrane according to claim 1, wherein the corrosion-resistant layer (2) is connected with the thermal insulation layer (6) through a water-based pressure-sensitive adhesive, the corrosion-resistant layer (2) is a carbon fiber cloth, and the thermal insulation layer (6) is a polyurethane film.
7. The tear-resistant high-strength composite geomembrane according to claim 1, wherein the wear-resistant layer (3) is connected with the isolation layer (7) through hot pressing, the wear-resistant layer (3) is a butadiene rubber film, and the isolation layer (7) is a nylon woven net.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121841791.2U CN215826125U (en) | 2021-08-09 | 2021-08-09 | Tear-resistant high-strength composite geomembrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121841791.2U CN215826125U (en) | 2021-08-09 | 2021-08-09 | Tear-resistant high-strength composite geomembrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215826125U true CN215826125U (en) | 2022-02-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121841791.2U Active CN215826125U (en) | 2021-08-09 | 2021-08-09 | Tear-resistant high-strength composite geomembrane |
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| CN (1) | CN215826125U (en) |
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2021
- 2021-08-09 CN CN202121841791.2U patent/CN215826125U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230807 Address after: 253500 west of Beishou Road, Xingguo street, Lingcheng Economic Development Zone, Dezhou City, Shandong Province Patentee after: Dezhou Hongrui geotechnical materials Co.,Ltd. Address before: 250000 lvhuayuan Industrial Park, Laiwu District, Jinan City, Shandong Province Patentee before: Shandong Wanda environmental protection material Co.,Ltd. |
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| TR01 | Transfer of patent right |