CN204982790U - Composite geomembrane for hydraulic engineering - Google Patents
Composite geomembrane for hydraulic engineering Download PDFInfo
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- CN204982790U CN204982790U CN201520581949.5U CN201520581949U CN204982790U CN 204982790 U CN204982790 U CN 204982790U CN 201520581949 U CN201520581949 U CN 201520581949U CN 204982790 U CN204982790 U CN 204982790U
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Abstract
The utility model relates to a composite geomembrane for hydraulic engineering belongs to the hydraulic engineering field. Composite geomembrane for hydraulic engineering is including fire -retardant layer, barrier layer, the anti layer and the conducting layer torn of stack setting in proper order, contains the fire retardant in the fire -retardant layer, be provided with the sharp impressed watermark that appears in the upper surface of fire -retardant layer, be provided with the diaphragm on the fire -retardant layer, the barrier layer upper surface with the lower surface laminating of fire -retardant layer is connected, the barrier layer includes that the prevention of seepage is outer, adopt hot melt technology with the outer prevention of seepage inlayer that bonds of prevention of seepage, outer one of them kind that is PVC material layer, PE material layer or EVA material layer of prevention of seepage. The utility model discloses contain the fire retardant in the fire -retardant layer of setting, possess fire behaviour, set up double -deck barrier layer, have good prevention of seepage performance, set up to resist and tear the layer, have tensile, anti tearing effect, set up the conducting layer, can pass through the conducting layer with the static that geomembrane body surface face produced and release fast, set up the block structure, at composite geomembrane for hydraulic engineering site operation in -process, can realize the overlap joint cooperation between the geotechnological cloth fast, effectively improve constructor's efficiency of construction.
Description
Technical field
The utility model relates to hydraulic engineering field, particularly a kind of hydraulic engineering composite geo-membrane.
Background technology
Geomembrane is a kind of material conventional in waterproof, seepage control occasion, existing geomembrane thinner thickness, comparatively soft, the general effect not possessing tension, tear-proof, usually be applicable to conventional stationary occasion, use under being not suitable for dynamic environment, the stability in use of geomembrane is not high;
It is many that film body produces electrostatic, although electricity is not high, be easy to cause to produce, constructor has electrical sensation and affect work, and these electrostatic do not have release channel relatively, the some mechanical equipment be easy to being connected with geomembrane impacts;
Geomembrane structure is all the same, mainly takes the technical approach of individual layer high density polyethylene (HDPE) impervious barrier, and high density polyethylene (HDPE) is combustible material, if run into naked light in work progress, or uses under some special occasions, there is potential safety hazard; Its top does not have the place that can make marks yet, so cannot distinguish when geomembrane large area uses, needing the thing being started by geomembrane just to know its underpart, is very trouble;
Simultaneously, the area of monolithic geomembrane can not do very large, at present, conventional processing mode is in work progress, utilizes constructor to carry out field polish process to the both sides of hydraulic engineering composite geo-membrane, is then connected and fixed with binding material, only this link, the time of constructor about 30% can be expended at the scene in work progress, and due to constructor's very difficult unification in polishing precision, be easy to cause damage to film body.
Summary of the invention
In order to solve the problem of prior art, the utility model embodiment provides one and possesses fire resistance, has the effect of tension, tear-proof, can antistatic, improve the stability in use of geomembrane, improve the hydraulic engineering composite geo-membrane of the efficiency of construction of constructor.Described technical scheme is as follows:
The utility model embodiment provides a kind of hydraulic engineering composite geo-membrane, and described hydraulic engineering composite geo-membrane comprises the flame-retardant layer, impervious barrier, tear resistant layer and the conductive layer that superpose setting successively;
Containing fire retardant in described flame-retardant layer; Linear embossing is provided with in described flame-retardant layer upper surface; Described flame-retardant layer is provided with diaphragm;
Described impervious barrier upper surface and described flame-retardant layer soffit are fitted and connected; Described impervious barrier comprises antiseepage skin, adopts the antiseepage internal layer of hot melting process and described antiseepage outer bound; Described antiseepage skin is the wherein a kind of of PVC material layer, PE material layer or EVA material layer; Described antiseepage internal layer is linear low density polyethylene layer, and the thickness of described antiseepage internal layer is 0.4-2.0mm;
Described tear resistant layer upper surface and described impervious barrier soffit are fitted and connected; Described tear resistant layer forms by organizing fibre braiding more, often organizes fibre and comprises at least three thread fibers;
Described conductive layer upper surface and described tear resistant layer soffit are fitted and connected; Described conductive layer comprises conductive layer matrix, the conducting strip be arranged in described conductive layer matrix; Described conducting strip is interconnected between two; Described conductive layer soffit is provided with Baltimore groove;
Described hydraulic engineering composite geo-membrane end has snap-in structure; Described snap-in structure comprises the profile of tooth engaging recessed part be recessed to form to described impervious barrier end from described flame-retardant layer end, the profile of tooth protruding out formation from described flame-retardant layer the other end to described impervious barrier the other end engaging protuberance.
The beneficial effect that the technical scheme that the utility model embodiment provides is brought is:
Containing fire retardant in the flame-retardant layer arranged, possesses fire resistance; Two-layer barrier layer is set, there is excellent barrier performance; Tear resistant layer is set, there is the effect of tension, tear-proof; Conductive layer is set, the electrostatic that geomembrane surface produces can be discharged fast by conductive layer; Arrange snap-in structure, in hydraulic engineering with in composite geo-membrane site operation process, the overlap joint that can realize fast between geotextiles coordinates, and effectively improves the efficiency of construction of constructor.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the hydraulic engineering composite geo-membrane that the utility model embodiment provides;
Fig. 2 is the top view of the flame-retardant layer that the utility model embodiment provides.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model embodiment is described in further detail.
Embodiment
The utility model embodiment provides a kind of hydraulic engineering composite geo-membrane, and see Fig. 1, described hydraulic engineering composite geo-membrane comprises the flame-retardant layer 1, impervious barrier 2, tear resistant layer 3 and the conductive layer 4 that superpose setting successively;
See Fig. 2, containing fire retardant in flame-retardant layer 1; Can steam be discharged after being heated, and absorbing heat in a large number, alleviate or stop combustion process; Linear embossing 11 is provided with in flame-retardant layer 1 upper surface; Flame-retardant layer 1 is provided with diaphragm 12; Diaphragm 12 has different colors, has mark action;
Impervious barrier 2 upper surface and flame-retardant layer 1 soffit are fitted and connected; Impervious barrier 2 comprises antiseepage skin, adopts the antiseepage internal layer of hot melting process and antiseepage outer bound; Antiseepage skin is the wherein a kind of of PVC material layer, PE material layer or EVA material layer; Antiseepage internal layer adopts LLDPE to make, and the thickness of antiseepage internal layer is 0.4-2.0mm, is preferably 0.5mm;
Tear resistant layer 3 upper surface and impervious barrier 2 soffit are fitted and connected; Tear resistant layer 3 forms by organizing fibre braiding more, often organizes fibre and comprises at least three thread fibers; There is the effect of tension, tear-proof;
Conductive layer 4 upper surface and tear resistant layer 3 soffit are fitted and connected; Conductive layer 4 comprises conductive layer matrix, the conducting strip be arranged in conductive layer matrix; Conducting strip is interconnected between two; Conductive layer 4 soffit is provided with Baltimore groove 41; Add the contact surface with foreign object, improve the stability in use of geomembrane;
Hydraulic engineering composite geo-membrane end has snap-in structure 5; Snap-in structure 5 comprises the profile of tooth engaging recessed part 51 be recessed to form to impervious barrier 2 end from flame-retardant layer 1 end, the profile of tooth protruding out formation from flame-retardant layer 1 end to impervious barrier 2 end engaging protuberance 52; Previous geomembrane profile of tooth engaging protuberance can engage be arranged on a rear geomembrane profile of tooth engaging recessed part in, can realize polylith hydraulic engineering composite geo-membrane quick lap joint coordinate.
The beneficial effect that the technical scheme that the utility model embodiment provides is brought is:
Containing fire retardant in the flame-retardant layer arranged, possesses fire resistance; Two-layer barrier layer is set, there is excellent barrier performance; Tear resistant layer is set, there is the effect of tension, tear-proof; Conductive layer is set, the electrostatic that geomembrane surface produces can be discharged fast by conductive layer; Arrange snap-in structure, in hydraulic engineering with in composite geo-membrane site operation process, the overlap joint that can realize fast between geotextiles coordinates, and effectively improves the efficiency of construction of constructor.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (1)
1. a hydraulic engineering composite geo-membrane, is characterized in that,
Described hydraulic engineering composite geo-membrane comprises the flame-retardant layer, impervious barrier, tear resistant layer and the conductive layer that superpose setting successively;
Containing fire retardant in described flame-retardant layer; Linear embossing is provided with in described flame-retardant layer upper surface; Described flame-retardant layer is provided with diaphragm;
Described impervious barrier upper surface and described flame-retardant layer soffit are fitted and connected; Described impervious barrier comprises antiseepage skin, adopts the antiseepage internal layer of hot melting process and described antiseepage outer bound; Described antiseepage skin is the wherein a kind of of PVC material layer, PE material layer or EVA material layer; Described antiseepage internal layer is linear low density polyethylene layer, and the thickness of described antiseepage internal layer is 0.4-2.0mm;
Described tear resistant layer upper surface and described impervious barrier soffit are fitted and connected; Described tear resistant layer forms by organizing fibre braiding more, often organizes fibre and comprises at least three thread fibers;
Described conductive layer upper surface and described tear resistant layer soffit are fitted and connected; Described conductive layer comprises conductive layer matrix, the conducting strip be arranged in described conductive layer matrix; Described conducting strip is interconnected between two; Described conductive layer soffit is provided with Baltimore groove;
Described hydraulic engineering composite geo-membrane end has snap-in structure; Described snap-in structure comprises the profile of tooth engaging recessed part be recessed to form to described impervious barrier end from described flame-retardant layer end, the profile of tooth protruding out formation from described flame-retardant layer the other end to described impervious barrier the other end engaging protuberance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520581949.5U CN204982790U (en) | 2015-08-05 | 2015-08-05 | Composite geomembrane for hydraulic engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520581949.5U CN204982790U (en) | 2015-08-05 | 2015-08-05 | Composite geomembrane for hydraulic engineering |
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| Publication Number | Publication Date |
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| CN204982790U true CN204982790U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520581949.5U Active CN204982790U (en) | 2015-08-05 | 2015-08-05 | Composite geomembrane for hydraulic engineering |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108656645A (en) * | 2018-08-14 | 2018-10-16 | 北京邦固得建筑材料技术有限公司 | Eco-cement cloth |
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2015
- 2015-08-05 CN CN201520581949.5U patent/CN204982790U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108656645A (en) * | 2018-08-14 | 2018-10-16 | 北京邦固得建筑材料技术有限公司 | Eco-cement cloth |
| CN108656645B (en) * | 2018-08-14 | 2023-11-10 | 北京邦固得建筑材料技术有限公司 | Ecological cement cloth |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210927 Address after: 518000 room A, general office building, Qianhai Shenzhen Hong Kong cooperation district office building, No. 1, Shenzhen Shenzhen cooperation zone, Qianhai Shenzhen Hong Kong cooperation zone, Qianhai (Shenzhen Qianhai business secretary Co., Ltd.) Patentee after: Shenzhen Blue Shield Holdings Ltd. Address before: 518000 14th Floor, Building A, Xinzhuyuan, Zhuzilin, Futian District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN LANDUN WATERPROOF ENGINEERING Co.,Ltd. |