CN211665804U

CN211665804U - High-stability composite geomembrane

Info

Publication number: CN211665804U
Application number: CN201922363802.XU
Authority: CN
Inventors: 王坤杰
Original assignee: Taian Prite Geotechnical Materials Co ltd
Current assignee: Taian Prite Geotechnical Materials Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-10-13
Anticipated expiration: 2029-12-25

Abstract

The utility model relates to a geomembrane technical field just discloses a compound geomembrane of high stability, including two complex films, two the equal fixed mounting in relative one side of complex film has butt membrane, left side the top fixed mounting of complex film has first outer cloth, left side of wrapping up in the cloth in the bottom fixed mounting of butt membrane has first interior cloth, the right side the bottom fixed mounting of complex film has the outer cloth, the right side of wrapping up in the second the top fixed mounting of complex film has interior cloth, two of wrapping up in the second the complex film all includes apical membrane, first anticorrosive film, hot melt adhesive. This compound geomembrane of high stability possesses the concatenation of being convenient for and splices advantages such as firmly stable, has solved among the prior art compound geomembrane and need carry out many concatenations length and width in order to prolong compound geomembrane, reaches the area that needs the cover, and the phenomenon of slippage often appears between two compound geomembranes of the concatenation in-process of compound geomembrane influences the problem of follow-up construction.

Description

High-stability composite geomembrane

Technical Field

The utility model relates to a geomembrane technical field specifically is a compound geomembrane of high stability.

Background

The geomembrane is made up by using plastic film as impervious base material and compounding it with non-woven fabric, and its impervious performance mainly depends on the impervious performance of the plastic film, and the plastic films for domestic and overseas impervious application mainly contain polyvinyl chloride (PVC), Polyethylene (PE) and EVA (ethylene/vinyl acetate copolymer), and in the tunnel application the ECB (ethylene vinyl acetate modified asphalt mixed geomembrane) can be designed, and said materials are high-molecular chemical flexible material, and have small specific weight, strong extensibility, high deformation adaptability, high corrosion resistance, low-temp. resistance and good antifreezing property.

The composite geomembrane needs to be spliced by multiple pieces in the prior art to be used, so that the length and the width of the composite geomembrane are prolonged, the area to be covered is reached, the phenomenon of slippage often occurs between the two composite geomembranes in the splicing process of the composite geomembrane, the subsequent construction is influenced, and the high-stability composite geomembrane is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a compound geomembrane of high stability possesses the concatenation of being convenient for and splices advantages such as firmly stable, has solved among the prior art compound geomembrane and need carry out many concatenations and use to the length and the width of compound geomembrane of extension reach the area that needs the cover, the phenomenon of slippage often appears between two compound geomembranes of concatenation in-process of compound geomembrane, influence the problem of follow-up construction.

(II) technical scheme

For the above-mentioned concatenation of being convenient for and the firm stable purpose of concatenation of realization, the utility model provides a following technical scheme: a high-stability composite geomembrane comprises two composite membranes, wherein opposite sides of the two composite membranes are fixedly provided with butt joint membranes, the left side is fixedly provided with a first outer wrapping cloth at the top of the composite membrane, the left side is fixedly provided with a first inner wrapping cloth at the bottom of the butt joint membrane, the right side is fixedly provided with a second outer wrapping cloth at the bottom of the composite membrane, the right side is fixedly provided with a second inner wrapping cloth at the top of the composite membrane, the two composite membranes comprise a top membrane, a first anti-corrosion membrane, a hot melt adhesive, a first geotextile membrane, a second geotextile membrane, a second anti-corrosion membrane and a bottom membrane, the first anti-corrosion membrane is fixedly arranged at the bottom of the top membrane, the hot melt adhesive is fixedly arranged at the bottom of the first geotextile membrane, the membrane is fixedly arranged at the bottom of the hot melt adhesive, the first geotextile membrane is fixedly arranged at the bottom of the first geotextile membrane, the bottom fixed mounting of second geotechnological cloth membrane has the second anticorrosive film, the bottom fixed mounting of second anticorrosive film has the basement membrane.

Preferably, the positions of the two butt-jointed films are distributed in a vertically corresponding manner, and the two butt-jointed films are in contact with each other.

Preferably, the length of the second inner wrapping cloth is the same as that of the first inner wrapping cloth, and the opposite sides of the second inner wrapping cloth and the first inner wrapping cloth are both magic tape hair surfaces.

Preferably, the first outer cloth and the second outer cloth are wrapped in the same length, opposite sides of the first outer cloth and the second outer cloth are hook-and-loop fasteners, the first outer cloth is wrapped in the second inner cloth, and the second outer cloth is wrapped in the first inner cloth.

Preferably, the top film and the bottom film are both grid cloth, and the first anticorrosive film and the second anticorrosive film are both polyethylene anticorrosive films.

Preferably, the thickness of the first geotextile membrane and the second geotextile membrane is not less than one millimeter, and the membrane is a glue layer.

(III) advantageous effects

Compared with the prior art, the utility model provides a compound geomembrane of high stability possesses following beneficial effect:

when the high-stability composite geomembrane is spliced, the two composite membranes are close to each other, so that the two butt-jointed membranes at the edges of the two composite membranes are overlapped and contacted with each other, the second outer wrapping cloth is covered on the outer side of the first inner wrapping cloth, and the second outer wrapping cloth magic tape hook surface and the first inner wrapping cloth magic tape hair surface are mutually stuck, the first outer wrapping cloth is covered on the top of the second inner wrapping cloth, and the hook surface of the magic tape of the first outer wrapping cloth and the hair surface of the magic tape of the second inner wrapping cloth are mutually pasted, the splicing of the two composite films is completed, the method is simple and convenient, has stronger stretch-resistant capability, can effectively fix the two composite films and prevent the two composite films from being separated, the multi-layer superposition can not only protect the butt joint of the two composite films, and can play the effect that the prevention of seepage was passed through to reach the concatenation of being convenient for and spliced firm stable purpose.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic diagram of the structure of the composite membrane of the present invention.

In the figure: the composite membrane comprises a 1 composite membrane, a 101 top membrane, a 102 first anti-corrosion membrane, a 103 hot melt adhesive, a 104 first geotextile membrane, a 105 diaphragm, a 106 second geotextile membrane, a 107 second anti-corrosion membrane, a 108 bottom membrane, a 2 butt joint membrane, a 3 second inner wrapping cloth, a 4 first outer wrapping cloth, a 5 second outer wrapping cloth and a 6 first inner wrapping cloth.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a high-stability composite geomembrane comprises two composite films 1, wherein butt-jointed films 2 are fixedly arranged on opposite sides of the two composite films 1, a first outer wrapping cloth 4 is fixedly arranged at the top of the left composite film 1, a first inner wrapping cloth 6 is fixedly arranged at the bottom of the left butt-jointed film 2, the length of a second inner wrapping cloth 3 is the same as that of the first inner wrapping cloth 6, magic hair surfaces are respectively arranged on opposite sides of the second inner wrapping cloth 3 and the first inner wrapping cloth 6, the positions of the two butt-jointed films 2 are distributed up and down correspondingly, the two butt-jointed films 2 are contacted with each other, a second outer wrapping cloth 5 is fixedly arranged at the bottom of the right composite film 1, the length of the first outer wrapping cloth 4 is the same as that of the second outer wrapping cloth 5, the opposite sides of the first outer wrapping cloth 4 and the second outer wrapping cloth 5 are hook surfaces, the first outer wrapping cloth 4 is positioned on the outer side of the second inner wrapping cloth 3, and the second outer wrapping cloth 5 is positioned on the outer side of the first inner wrapping cloth 6, the top of the right composite film 1 is fixedly provided with a second inner wrapping cloth 3, each of the two composite films 1 comprises a top film 101, a first anti-corrosion film 102, a hot melt adhesive 103, a first geotextile film 104, a membrane 105, a second geotextile film 106, a second anti-corrosion film 107 and a bottom film 108, the bottom of the top film 101 is fixedly provided with the first anti-corrosion film 102, the bottom of the first anti-corrosion film 102 is fixedly provided with the hot melt adhesive 103, the bottom of the hot melt adhesive 103 is fixedly provided with the first geotextile film 104, the bottom of the first geotextile film 104 is fixedly provided with the membrane 105, the bottom of the membrane 105 is fixedly provided with the second geotextile film 106, the thicknesses of the first geotextile film 104 and the second geotextile film 106 are not less than one millimeter, the membrane 105 is an adhesive layer, the bottom of the second geotextile film 106 is fixedly provided with the second anti-corrosion film 107, the bottom of the second geotextile film 107 is fixedly provided with the bottom film 108, and the first anticorrosion film 102 and the second anticorrosion film 107 are both polyethylene anticorrosion films, when splicing, the two composite films 1 are mutually close to each other, so that the two butt-joint films 2 at the edges of the two composite films 1 are mutually overlapped and contacted, the second outer wrapping cloth 5 is covered on the outer side of the first inner wrapping cloth 6, the hook surface of the hook of the second outer wrapping cloth 5 is mutually pasted with the hook surface of the hook of the first inner wrapping cloth 6, the first outer wrapping cloth 4 is covered on the top of the second inner wrapping cloth 3, and the hook surface of the hook of the first outer wrapping cloth 4 is mutually pasted with the hook surface of the hook of the second inner wrapping cloth 3, thus completing the splicing of the two composite films 1, being simple and convenient, having stronger stretch-resistant capability, effectively fixing the two composite films 1, preventing the two composite films 1 from being separated, not only protecting the butt-joint of the two composite films 1 by multilayer superposition, but also playing a role of preventing permeation, thereby the purpose of being convenient for splicing and firm and stable in splicing is achieved.

When in use and splicing, the two composite films 1 are close to each other, so that the two butt-jointed films 2 at the edges of the two composite films 1 are overlapped and contacted with each other, the second outer wrapping cloth 5 is covered on the outer side of the first inner wrapping cloth 6, and the hook surface of the second outer wrapping cloth 5 and the hook surface of the first inner wrapping cloth 6 are stuck to each other, the first outer wrapping cloth 4 is covered on the top of the second inner wrapping cloth 3, and the hook surface of the magic tape of the first outer wrapping cloth 4 and the hair surface of the magic tape of the second inner wrapping cloth 3 are mutually pasted, namely, the splicing of the two composite films 1 is completed, the method is simple and convenient, has stronger stretch-resistant capability, can effectively fix the two composite films 1 and prevent the two composite films 1 from being separated, the multi-layer superposition not only can protect the butt joint of the two composite films 1, and can play the effect that the prevention of seepage was passed through to reach the concatenation of being convenient for and spliced firm stable purpose.

In conclusion, in the high-stability composite geomembrane, when the two composite membranes 1 are spliced, the two butting membranes 2 at the edges of the two composite membranes 1 are mutually overlapped and contacted by mutually approaching the two composite membranes 1, the second outer wrapping cloth 5 is covered on the outer side of the first inner wrapping cloth 6, the hook surface of the hook of the second outer wrapping cloth 5 is mutually pasted with the hook surface of the hook of the first inner wrapping cloth 6, the first outer wrapping cloth 4 is covered on the top of the second inner wrapping cloth 3, and the hook surface of the hook of the first outer wrapping cloth 4 is mutually pasted with the hook surface of the hook of the second inner wrapping cloth 3, so that the splicing of the two composite membranes 1 is completed, and the high-stability composite geomembrane is simple and convenient, has strong stretch resistance, can effectively fix the two composite membranes 1 and prevent the two composite membranes 1 from being separated, can not only protect the butting part of the two composite membranes 1 by multilayer superposition, but also has the function of permeation prevention, thereby reached the concatenation of being convenient for and the firm stable purpose of concatenation, solved among the prior art compound geomembrane need carry out many concatenations and use to the length and the width of compound geomembrane of extension reach the area that needs the cover, the phenomenon of slippage often appears between two compound geomembranes at the concatenation in-process of compound geomembrane, influences the problem of follow-up construction.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. A high stability composite geomembrane comprising two composite membranes (1), characterized in that: two equal fixed mounting in relative one side of complex film (1) has butt joint membrane (2), the left side the top fixed mounting of complex film (1) has first outer parcel cloth (4), the left side the bottom fixed mounting of butt joint membrane (2) has first interior parcel cloth (6), the right side the bottom fixed mounting of complex film (1) has second outer parcel cloth (5), the right side the top fixed mounting of complex film (1) has second interior parcel cloth (3), two complex film (1) all includes apical membrane (101), first anticorrosive film (102), hot melt adhesive (103), first geotechnique's cloth membrane (104), diaphragm (105), second geotechnique's cloth membrane (106), second anticorrosive film (107) and basement membrane (108), the bottom fixed mounting of apical membrane (101) has first anticorrosive membrane (102), the bottom fixed mounting of first anticorrosive membrane (102) has hot melt adhesive (103), the bottom fixed mounting of hot melt adhesive (103) has first geotechnological cloth membrane (104), the bottom fixed mounting of first geotechnological cloth membrane (104) has diaphragm (105), the bottom fixed mounting of diaphragm (105) has second geotechnological cloth membrane (106), the bottom fixed mounting of second geotechnological cloth membrane (106) has second anticorrosive film (107), the bottom fixed mounting of second anticorrosive film (107) has basement membrane (108).

2. The high-stability composite geomembrane according to claim 1, wherein: the positions of the two butt-joint films (2) are distributed correspondingly from top to bottom, and the two butt-joint films (2) are in contact with each other.

3. The high-stability composite geomembrane according to claim 1, wherein: the length of the second inner wrapping cloth (3) is the same as that of the first inner wrapping cloth (6), and the reverse sides of the second inner wrapping cloth (3) and the first inner wrapping cloth (6) are hook-and-loop fastener rough surfaces.

4. The high-stability composite geomembrane according to claim 1, wherein: the length of the first outer wrapping cloth (4) and the second outer wrapping cloth (5) is the same, the opposite sides of the first outer wrapping cloth (4) and the second outer wrapping cloth (5) are hook and loop surfaces, the first outer wrapping cloth (4) is located on the outer side of the second inner wrapping cloth (3), and the second outer wrapping cloth (5) is located on the outer side of the first inner wrapping cloth (6).

5. The high-stability composite geomembrane according to claim 1, wherein: the top film (101) and the bottom film (108) are both grid cloth, and the first anticorrosive film (102) and the second anticorrosive film (107) are both polyethylene anticorrosive films.

6. The high-stability composite geomembrane according to claim 1, wherein: the thickness of the first geotextile membrane (104) and the second geotextile membrane (106) is not less than one millimeter, and the membrane (105) is a glue layer.