CN219312255U - Anti-seepage corrosion-resistant geomembrane - Google Patents
Anti-seepage corrosion-resistant geomembrane Download PDFInfo
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- CN219312255U CN219312255U CN202320824757.7U CN202320824757U CN219312255U CN 219312255 U CN219312255 U CN 219312255U CN 202320824757 U CN202320824757 U CN 202320824757U CN 219312255 U CN219312255 U CN 219312255U
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Abstract
The utility model relates to the technical field of track engineering construction and discloses an anti-seepage corrosion-resistant geomembrane, wherein the upper surface and the lower surface of a geotextile base layer are coated with a hot melt adhesive layer, the upper surface of the hot melt adhesive layer is adhered with an anti-seepage reinforcing layer, the anti-seepage reinforcing layer comprises a first anti-seepage layer and a second anti-seepage layer which are arranged above the hot melt adhesive layer from top to bottom, and a first reinforcing layer and a second reinforcing layer are arranged between the first anti-seepage layer and the second anti-seepage layer from top to bottom; the anti-seepage reinforcing layer is arranged above the anti-seepage reinforcing layer, the corrosion-resistant reinforcing layer is arranged above the anti-seepage reinforcing layer, and the wear-resistant surface layer is arranged on the upper surface of the corrosion-resistant reinforcing layer. According to the utility model, through the arrangement of the first impermeable layer and the second impermeable layer in the impermeable reinforcement layer, the geomembrane has double impermeable effects, and meanwhile, the impermeable effect of the geomembrane can be improved by the arrangement of the waterproof layer and the isolation layer.
Description
Technical Field
The utility model relates to the technical field of track engineering construction, in particular to an impermeable corrosion-resistant geomembrane.
Background
The track engineering comprises railway engineering among cities and various track traffic engineering in cities, when the track engineering is built, a waterproof design is needed for a track pavement, and a geomembrane is paved on the track pavement during the construction of the track engineering, wherein the geomembrane is a waterproof barrier material taking a high polymer as a basic raw material, and can play a good waterproof role, so that the track engineering construction is ensured.
Chinese patent discloses a prevention of seepage corrosion-resistant geomembrane (grant bulletin number CN 10967065B), and this patent technique sets up the barrier layer on the geomembrane and can prevent that the geomembrane from being corroded rotten, and the extension live time, the setting of corrosion-resistant layer further prevents that the geomembrane from being corroded the infringement, and the problem of damage when being under construction can be avoided in the setting of flexible layer, and the anti-skidding pit that the below of anti-skidding layer set up for the geomembrane has good antiskid, wear-resisting effect, increase of service life.
However, there are still disadvantages to this patent: the impermeable layer is adopted to carry out impermeable treatment on the geomembrane, the impermeable effect of the single impermeable layer adopted in the mode is poor, the impermeable layer can be damaged and leaked under long-time use, and the use of the geomembrane can be influenced. Accordingly, one skilled in the art would be able to provide an impermeable and corrosion resistant geomembrane that addresses the problems set forth in the background above.
Disclosure of Invention
The utility model aims to provide an impermeable and corrosion-resistant geomembrane, which solves the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the anti-seepage corrosion-resistant geomembrane comprises a geotextile base layer, wherein the upper surface and the lower surface of the geotextile base layer are coated with hot melt adhesive layers, an anti-seepage reinforcing layer is adhered to the upper surface of the hot melt adhesive layers, the anti-seepage reinforcing layer comprises a first anti-seepage layer and a second anti-seepage layer which are arranged above the hot melt adhesive layers from top to bottom, and a first reinforcing layer and a second reinforcing layer are arranged between the first anti-seepage layer and the second anti-seepage layer from top to bottom;
the anti-seepage reinforcing layer is arranged above the anti-seepage reinforcing layer, the corrosion-resistant reinforcing layer is arranged above the anti-seepage reinforcing layer, and the wear-resistant surface layer is arranged on the upper surface of the corrosion-resistant reinforcing layer.
As still further aspects of the utility model: the thickness of the first impermeable layer is the same as that of the second impermeable layer, and the first impermeable layer and the second impermeable layer are HDPE plastic layers.
As still further aspects of the utility model: the waterproof layer is arranged on the lower surface of the first impermeable layer, the isolation layer is arranged on the upper surface of the second impermeable layer, and the waterproof layer is a waterproof breathable film.
As still further aspects of the utility model: the lower surface of first reinforcement layer is provided with the fixed block, the fixed slot with the mutual adaptation of fixed block has been seted up to the upper surface of second reinforcement layer.
As still further aspects of the utility model: the corrosion-resistant reinforced layer comprises a second corrosion-resistant layer and a first corrosion-resistant layer which are arranged above the fireproof flame-retardant layer from top to bottom, a filling layer is arranged between the second corrosion-resistant layer and the first corrosion-resistant layer, and anticorrosion particles are filled in the filling layer.
As still further aspects of the utility model: the upper surface of the second corrosion-resistant layer is coated with a corrosion-resistant coating, and the corrosion-resistant coating is phenolic resin anticorrosive paint.
As still further aspects of the utility model: and a glue coating layer is arranged between the first corrosion-resistant layer and the filling layer, and the first corrosion-resistant layer and the second corrosion-resistant layer are both made of epoxy resin.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, through the arrangement of the first impermeable layer and the second impermeable layer in the impermeable reinforced layer, the geomembrane has double impermeable effects, meanwhile, the impermeable effect of the geomembrane can be improved through the arrangement of the waterproof layer and the isolation layer, and the first reinforced layer and the second reinforced layer are arranged in the impermeable reinforced layer, so that the strength of the geomembrane can be improved, and the rupture caused by stretching is avoided, thereby affecting the normal construction of a track engineering.
2. According to the utility model, through the arrangement of the first corrosion-resistant layer and the second corrosion-resistant layer in the corrosion-resistant reinforced layer, the geomembrane has double corrosion-resistant effect, and meanwhile, the corrosion-resistant coating and the corrosion-resistant particles filled in the filling layer are utilized, so that the corrosion resistance of the geomembrane can be improved, and the service life of the geomembrane is prolonged.
Drawings
FIG. 1 is a schematic structural view of an impermeable and corrosion-resistant geomembrane;
FIG. 2 is a schematic view of the construction of an impermeable reinforcement layer in an impermeable and corrosion-resistant geomembrane;
FIG. 3 is a schematic view of the structure of a corrosion-resistant reinforcement layer in an impermeable and corrosion-resistant geomembrane.
In the figure: 1. a geotextile base layer; 2. an impermeable reinforcing layer; 21. a first barrier layer; 22. a first reinforcing layer; 23. a fixed block; 24. a second barrier layer; 25. an isolation layer; 26. a second reinforcing layer; 27. a fixing groove; 28. a waterproof layer; 3. a wear resistant surface layer; 4. a corrosion resistant strengthening layer; 41. a filling layer; 42. a first corrosion resistant layer; 43. coating an adhesive layer; 44. a second corrosion resistant layer; 45. a corrosion-resistant coating; 46. anti-corrosion particles; 5. a fireproof flame retardant layer; 6. and a hot melt adhesive layer.
Detailed Description
Referring to fig. 1 to 3, in an embodiment of the present utility model, an impermeable and corrosion-resistant geomembrane includes a geotextile base layer 1, a hot melt adhesive layer 6 is coated on the upper surface and the lower surface of the geotextile base layer 1, an impermeable reinforcing layer 2 is adhered on the upper surface of the hot melt adhesive layer 6, the impermeable reinforcing layer 2 includes a first impermeable layer 21 and a second impermeable layer 24 which are disposed above the hot melt adhesive layer 6 from top to bottom, and a first reinforcing layer 22 and a second reinforcing layer 26 are disposed between the first impermeable layer 21 and the second impermeable layer 24 from top to bottom; the arrangement can make the geomembrane have good anti-seepage performance by utilizing the anti-seepage reinforcing layer 2, and meanwhile, the first anti-seepage layer 21 and the second anti-seepage layer 24 can make the geomembrane have double anti-seepage effects, so that the anti-seepage performance is improved.
The anti-seepage reinforcing layer 2 is provided with a fireproof flame-retardant layer 5 above, the anti-corrosion reinforcing layer 4 is arranged above the fireproof flame-retardant layer 5, the upper surface of the anti-corrosion reinforcing layer 4 is provided with a wear-resistant surface layer 3, the anti-corrosion reinforcing layer 4 is utilized to enable the geomembrane to have good anti-corrosion performance, and meanwhile the first anti-corrosion layer 42 and the second anti-corrosion layer 44 are utilized to enable the geomembrane to have double anti-corrosion performance.
In fig. 2: the thickness of the first impermeable layer 21 is the same as that of the second impermeable layer 24, and the first impermeable layer 21 and the second impermeable layer 24 are HDPE plastic layers, and the arrangement utilizes the first impermeable layer 21 and the second impermeable layer 24 to enable the geomembrane to have double impermeable effects, so that the impermeable performance of the geomembrane is improved, and the service life of the geomembrane is prolonged.
In fig. 2: the lower surface of first barrier layer 21 is provided with waterproof layer 28, and the upper surface of second barrier layer 24 is provided with isolation layer 25, and waterproof layer 28 is waterproof ventilated membrane, and waterproof barrier performance of geomembrane can be improved to this setting utilization waterproof layer 28 and isolation layer 25's setting.
In fig. 2: the lower surface of first reinforcement layer 22 is provided with fixed block 23, and fixed slot 27 with fixed block 23 looks adaptation is seted up to the upper surface of second reinforcement layer 26, and this setting utilizes fixed block 23 to imbed inside fixed slot 27, can be with first reinforcement layer 22 and second reinforcement layer 26 stable connection like this, can improve the tensile properties of geomembrane through first reinforcement layer 22 and second reinforcement layer 26 simultaneously.
In fig. 3: the corrosion-resistant reinforced layer 4 comprises a second corrosion-resistant layer 44 and a first corrosion-resistant layer 42 which are arranged above the fireproof flame-retardant layer 5 from top to bottom, a filling layer 41 is arranged between the second corrosion-resistant layer 44 and the first corrosion-resistant layer 42, corrosion-resistant particles 46 are filled in the filling layer 41, and the corrosion resistance of the geomembrane can be improved by utilizing the arrangement of the first corrosion-resistant layer 42 and the second corrosion-resistant layer 44, so that the service life of the geomembrane is prolonged.
In fig. 3: the upper surface of second corrosion resistant layer 44 scribbles corrosion resistant coating 45, and corrosion resistant coating 45 is phenolic resin anticorrosion paint, and this setting utilizes corrosion resistant coating 45's setting, can improve the corrosion resistance of geomembrane, is provided with between first corrosion resistant layer 42 and the filling layer 41 and scribbles glue film 43, and the material of first corrosion resistant layer 42 and second corrosion resistant layer 44 is epoxy, and this setting utilizes scribbles glue film 43 can be with first corrosion resistant layer 42 adhesion to improve the corrosion resistance of geomembrane.
The working principle of the utility model is as follows: the geomembrane provided by the utility model consists of a geotextile base layer 1, an impermeable reinforcing layer 2, a wear-resistant surface layer 3, a corrosion-resistant reinforcing layer 4, a fireproof flame-retardant layer 5 and a hot melt adhesive layer 6 which are of the same structure, wherein the impermeable reinforcing layer 2 is arranged on the upper surface and the lower surface of the geotextile base layer 1 through the hot melt adhesive layer 6, a first impermeable layer 21 and a second impermeable layer 24 are arranged in the impermeable reinforcing layer 2, so that the geomembrane has a double impermeable function through the first impermeable layer 21 and the second impermeable layer 24, and meanwhile, a waterproof layer 28 and an isolation layer 25 are also arranged in the impermeable reinforcing layer 2, so that the impermeable effect of the geomembrane can be improved, and a first reinforcing layer 22 and a second reinforcing layer 26 are also arranged in the impermeable reinforcing layer 2, so that the strength of the geomembrane can be improved, and the normal construction of a track engineering is prevented from being broken due to stretching;
and be provided with first corrosion resistant layer 42 and second corrosion resistant layer 44 in this corrosion resistant enhancement layer 4, can make the geomembrane have dual corrosion resistant effect like this, scribble corrosion resistant coating 45 simultaneously at the upper surface of this second corrosion resistant layer 44, and be provided with filling layer 41 between second corrosion resistant layer 44 and first corrosion resistant layer 42, can improve the corrosion resistance of geomembrane like this, the inside of this filling layer 41 still is filled with anticorrosive granule 46, can increase the life of this geomembrane like this, avoid the geomembrane to receive the corruption and influence the construction of track engineering.
The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The anti-seepage corrosion-resistant geomembrane comprises a geotextile base layer (1), and is characterized in that the upper surface and the lower surface of the geotextile base layer (1) are coated with a hot melt adhesive layer (6), an anti-seepage reinforcing layer (2) is adhered to the upper surface of the hot melt adhesive layer (6), the anti-seepage reinforcing layer (2) comprises a first anti-seepage layer (21) and a second anti-seepage layer (24) which are arranged above the hot melt adhesive layer (6) from top to bottom, and a first reinforcing layer (22) and a second reinforcing layer (26) are arranged between the first anti-seepage layer (21) and the second anti-seepage layer (24) from top to bottom;
the anti-seepage reinforcing layer (2) is provided with a fireproof flame-retardant layer (5) above, the fireproof flame-retardant layer (5) is provided with a corrosion-resistant reinforcing layer (4) above, and the upper surface of the corrosion-resistant reinforcing layer (4) is provided with a wear-resistant surface layer (3).
2. The impermeable and corrosion-resistant geomembrane according to claim 1, wherein the first impermeable layer (21) and the second impermeable layer (24) have the same thickness, and wherein the first impermeable layer (21) and the second impermeable layer (24) are HDPE plastic layers.
3. The impermeable and corrosion-resistant geomembrane according to claim 1, wherein a waterproof layer (28) is provided on the lower surface of the first impermeable layer (21), an isolation layer (25) is provided on the upper surface of the second impermeable layer (24), and the waterproof layer (28) is a waterproof breathable membrane.
4. The impermeable and corrosion-resistant geomembrane according to claim 1, wherein the lower surface of the first reinforcement layer (22) is provided with a fixing block (23), and the upper surface of the second reinforcement layer (26) is provided with a fixing groove (27) mutually adapted to the fixing block (23).
5. The impermeable and corrosion-resistant geomembrane according to claim 1, wherein the corrosion-resistant reinforcement layer (4) comprises a second corrosion-resistant layer (44) and a first corrosion-resistant layer (42) arranged above the fireproof flame-retardant layer (5) from top to bottom, a filling layer (41) is arranged between the second corrosion-resistant layer (44) and the first corrosion-resistant layer (42), and the inside of the filling layer (41) is filled with corrosion-resistant particles (46).
6. The impermeable and corrosion-resistant geomembrane according to claim 5, wherein the upper surface of the second corrosion-resistant layer (44) is coated with a corrosion-resistant coating (45), the corrosion-resistant coating (45) being a phenolic corrosion-resistant coating.
7. The impermeable and corrosion-resistant geomembrane according to claim 5, wherein a glue coating layer (43) is arranged between the first corrosion-resistant layer (42) and the filling layer (41), and the first corrosion-resistant layer (42) and the second corrosion-resistant layer (44) are both made of epoxy resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320824757.7U CN219312255U (en) | 2023-04-14 | 2023-04-14 | Anti-seepage corrosion-resistant geomembrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320824757.7U CN219312255U (en) | 2023-04-14 | 2023-04-14 | Anti-seepage corrosion-resistant geomembrane |
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| Publication Number | Publication Date |
|---|---|
| CN219312255U true CN219312255U (en) | 2023-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320824757.7U Active CN219312255U (en) | 2023-04-14 | 2023-04-14 | Anti-seepage corrosion-resistant geomembrane |
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| Country | Link |
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| CN (1) | CN219312255U (en) |
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- 2023-04-14 CN CN202320824757.7U patent/CN219312255U/en active Active
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